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be9a609005eb490cb070ebef949295c8c030aa58
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/ui.c
[ "Unlicense" ]
C
handler_messagebox
UINT32
static UINT32 handler_messagebox(running_machine *machine, UINT32 state) { ui_draw_text_box(astring_c(messagebox_text), JUSTIFY_LEFT, 0.5f, 0.5f, messagebox_backcolor); return 0; }
/*------------------------------------------------- handler_messagebox - displays the current messagebox_text string but handles no input -------------------------------------------------*/
displays the current messagebox_text string but handles no input
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static UINT32 handler_messagebox(running_machine *machine, UINT32 state) { ui_draw_text_box(astring_c(messagebox_text), JUSTIFY_LEFT, 0.5f, 0.5f, messagebox_backcolor); return 0; }
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handler_messagebox - displays the current messagebox_text string but handles no input
[ "handler_messagebox", "-", "displays", "the", "current", "messagebox_text", "string", "but", "handles", "no", "input" ]
[]
[ { "param": "machine", "type": "running_machine" }, { "param": "state", "type": "UINT32" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "state", "type": "UINT32", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
be9a609005eb490cb070ebef949295c8c030aa58
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/ui.c
[ "Unlicense" ]
C
handler_messagebox_ok
UINT32
static UINT32 handler_messagebox_ok(running_machine *machine, UINT32 state) { /* draw a standard message window */ ui_draw_text_box(astring_c(messagebox_text), JUSTIFY_LEFT, 0.5f, 0.5f, messagebox_backcolor); /* an 'O' or left joystick kicks us to the next state */ if (state == 0 && (input_code_pressed_once(machine, KEYCODE_O) || ui_input_pressed(machine, IPT_UI_LEFT))) state++; /* a 'K' or right joystick exits the state */ else if (state == 1 && (input_code_pressed_once(machine, KEYCODE_K) || ui_input_pressed(machine, IPT_UI_RIGHT))) state = UI_HANDLER_CANCEL; /* if the user cancels, exit out completely */ else if (ui_input_pressed(machine, IPT_UI_CANCEL)) { mame_schedule_exit(machine); state = UI_HANDLER_CANCEL; } return state; }
/*------------------------------------------------- handler_messagebox_ok - displays the current messagebox_text string and waits for an OK -------------------------------------------------*/
displays the current messagebox_text string and waits for an OK
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static UINT32 handler_messagebox_ok(running_machine *machine, UINT32 state) { ui_draw_text_box(astring_c(messagebox_text), JUSTIFY_LEFT, 0.5f, 0.5f, messagebox_backcolor); if (state == 0 && (input_code_pressed_once(machine, KEYCODE_O) || ui_input_pressed(machine, IPT_UI_LEFT))) state++; else if (state == 1 && (input_code_pressed_once(machine, KEYCODE_K) || ui_input_pressed(machine, IPT_UI_RIGHT))) state = UI_HANDLER_CANCEL; else if (ui_input_pressed(machine, IPT_UI_CANCEL)) { mame_schedule_exit(machine); state = UI_HANDLER_CANCEL; } return state; }
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handler_messagebox_ok - displays the current messagebox_text string and waits for an OK
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[ "/* draw a standard message window */", "/* an 'O' or left joystick kicks us to the next state */", "/* a 'K' or right joystick exits the state */", "/* if the user cancels, exit out completely */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "state", "type": "UINT32" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "state", "type": "UINT32", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
be9a609005eb490cb070ebef949295c8c030aa58
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/ui.c
[ "Unlicense" ]
C
handler_messagebox_anykey
UINT32
static UINT32 handler_messagebox_anykey(running_machine *machine, UINT32 state) { /* draw a standard message window */ ui_draw_text_box(astring_c(messagebox_text), JUSTIFY_LEFT, 0.5f, 0.5f, messagebox_backcolor); /* if the user cancels, exit out completely */ if (ui_input_pressed(machine, IPT_UI_CANCEL)) { mame_schedule_exit(machine); state = UI_HANDLER_CANCEL; } /* if any key is pressed, just exit */ else if (input_code_poll_switches(machine, FALSE) != INPUT_CODE_INVALID) state = UI_HANDLER_CANCEL; return state; }
/*------------------------------------------------- handler_messagebox_anykey - displays the current messagebox_text string and waits for any keypress -------------------------------------------------*/
displays the current messagebox_text string and waits for any keypress
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static UINT32 handler_messagebox_anykey(running_machine *machine, UINT32 state) { ui_draw_text_box(astring_c(messagebox_text), JUSTIFY_LEFT, 0.5f, 0.5f, messagebox_backcolor); if (ui_input_pressed(machine, IPT_UI_CANCEL)) { mame_schedule_exit(machine); state = UI_HANDLER_CANCEL; } else if (input_code_poll_switches(machine, FALSE) != INPUT_CODE_INVALID) state = UI_HANDLER_CANCEL; return state; }
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handler_messagebox_anykey - displays the current messagebox_text string and waits for any keypress
[ "handler_messagebox_anykey", "-", "displays", "the", "current", "messagebox_text", "string", "and", "waits", "for", "any", "keypress" ]
[ "/* draw a standard message window */", "/* if the user cancels, exit out completely */", "/* if any key is pressed, just exit */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "state", "type": "UINT32" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "state", "type": "UINT32", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
be9a609005eb490cb070ebef949295c8c030aa58
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/ui.c
[ "Unlicense" ]
C
handler_ingame
UINT32
static UINT32 handler_ingame(running_machine *machine, UINT32 state) { int is_paused = mame_is_paused(machine); /* first draw the FPS counter */ if (showfps || myosd_fps || osd_ticks() < showfps_end) { ui_draw_text_full(video_get_speed_text(machine), 0.0f, 0.0f, 1.0f, JUSTIFY_RIGHT, WRAP_WORD, DRAW_OPAQUE, ARGB_WHITE, ARGB_BLACK, NULL, NULL); } else showfps_end = 0; /* draw the profiler if visible */ if (show_profiler) { astring *profilertext = profiler_get_text(machine, astring_alloc()); ui_draw_text_full(astring_c(profilertext), 0.0f, 0.0f, 1.0f, JUSTIFY_LEFT, WRAP_WORD, DRAW_OPAQUE, ARGB_WHITE, ARGB_BLACK, NULL, NULL); astring_free(profilertext); } /* if we're single-stepping, pause now */ if (single_step) { mame_pause(machine, TRUE); single_step = FALSE; } #ifdef MESS if (ui_mess_handler_ingame(machine)) return 0; #endif /* MESS */ /* if the user pressed ESC, stop the emulation */ if (ui_input_pressed(machine, IPT_UI_CANCEL)) mame_schedule_exit(machine); /* turn on menus if requested */ if (ui_input_pressed(machine, IPT_UI_CONFIGURE)) return ui_set_handler(ui_menu_ui_handler, 0); /* if the on-screen display isn't up and the user has toggled it, turn it on */ if ((machine->debug_flags & DEBUG_FLAG_ENABLED) == 0 && ui_input_pressed(machine, IPT_UI_ON_SCREEN_DISPLAY)) return ui_set_handler(ui_slider_ui_handler, 1); /* handle a reset request */ if (ui_input_pressed(machine, IPT_UI_RESET_MACHINE)) mame_schedule_hard_reset(machine); if (ui_input_pressed(machine, IPT_UI_SOFT_RESET)) mame_schedule_soft_reset(machine); /* handle a request to display graphics/palette */ if (ui_input_pressed(machine, IPT_UI_SHOW_GFX)) { if (!is_paused) mame_pause(machine, TRUE); return ui_set_handler(ui_gfx_ui_handler, is_paused); } /* handle a save state request */ if (ui_input_pressed(machine, IPT_UI_SAVE_STATE)) { mame_pause(machine, TRUE); return ui_set_handler(handler_load_save, LOADSAVE_SAVE); } /* handle a load state request */ if (ui_input_pressed(machine, IPT_UI_LOAD_STATE)) { mame_pause(machine, TRUE); return ui_set_handler(handler_load_save, LOADSAVE_LOAD); } /* handle a save snapshot request */ if (ui_input_pressed(machine, IPT_UI_SNAPSHOT)) video_save_active_screen_snapshots(machine); /* toggle pause */ if (ui_input_pressed(machine, IPT_UI_PAUSE)) { /* with a shift key, it is single step */ if (is_paused && (input_code_pressed(machine, KEYCODE_LSHIFT) || input_code_pressed(machine, KEYCODE_RSHIFT))) { single_step = TRUE; mame_pause(machine, FALSE); } else mame_pause(machine, !mame_is_paused(machine)); } /* handle a toggle cheats request */ if (ui_input_pressed(machine, IPT_UI_TOGGLE_CHEAT)) cheat_set_global_enable(machine, !cheat_get_global_enable(machine)); /* toggle movie recording */ if (ui_input_pressed(machine, IPT_UI_RECORD_MOVIE)) { if (!video_mng_is_movie_active(machine)) { video_mng_begin_recording(machine, NULL); popmessage("REC START"); } else { video_mng_end_recording(machine); popmessage("REC STOP"); } } /* toggle profiler display */ if (ui_input_pressed(machine, IPT_UI_SHOW_PROFILER)) ui_set_show_profiler(!ui_get_show_profiler()); /* toggle FPS display */ if (ui_input_pressed(machine, IPT_UI_SHOW_FPS)) ui_set_show_fps(!ui_get_show_fps()); /* increment frameskip? */ if (ui_input_pressed(machine, IPT_UI_FRAMESKIP_INC)) { /* get the current value and increment it */ int newframeskip = video_get_frameskip() + 1; if (newframeskip > MAX_FRAMESKIP) newframeskip = -1; video_set_frameskip(newframeskip); /* display the FPS counter for 2 seconds */ ui_show_fps_temp(2.0); } /* decrement frameskip? */ if (ui_input_pressed(machine, IPT_UI_FRAMESKIP_DEC)) { /* get the current value and decrement it */ int newframeskip = video_get_frameskip() - 1; if (newframeskip < -1) newframeskip = MAX_FRAMESKIP; video_set_frameskip(newframeskip); /* display the FPS counter for 2 seconds */ ui_show_fps_temp(2.0); } /* toggle throttle? */ if (ui_input_pressed(machine, IPT_UI_THROTTLE)) video_set_throttle(!video_get_throttle()); /* check for fast forward */ if (input_type_pressed(machine, IPT_UI_FAST_FORWARD, 0)) { video_set_fastforward(TRUE); ui_show_fps_temp(0.5); } else video_set_fastforward(FALSE); return 0; }
/*------------------------------------------------- handler_ingame - in-game handler takes care of the standard keypresses -------------------------------------------------*/
in-game handler takes care of the standard keypresses
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static UINT32 handler_ingame(running_machine *machine, UINT32 state) { int is_paused = mame_is_paused(machine); if (showfps || myosd_fps || osd_ticks() < showfps_end) { ui_draw_text_full(video_get_speed_text(machine), 0.0f, 0.0f, 1.0f, JUSTIFY_RIGHT, WRAP_WORD, DRAW_OPAQUE, ARGB_WHITE, ARGB_BLACK, NULL, NULL); } else showfps_end = 0; if (show_profiler) { astring *profilertext = profiler_get_text(machine, astring_alloc()); ui_draw_text_full(astring_c(profilertext), 0.0f, 0.0f, 1.0f, JUSTIFY_LEFT, WRAP_WORD, DRAW_OPAQUE, ARGB_WHITE, ARGB_BLACK, NULL, NULL); astring_free(profilertext); } if (single_step) { mame_pause(machine, TRUE); single_step = FALSE; } #ifdef MESS if (ui_mess_handler_ingame(machine)) return 0; #endif if (ui_input_pressed(machine, IPT_UI_CANCEL)) mame_schedule_exit(machine); if (ui_input_pressed(machine, IPT_UI_CONFIGURE)) return ui_set_handler(ui_menu_ui_handler, 0); if ((machine->debug_flags & DEBUG_FLAG_ENABLED) == 0 && ui_input_pressed(machine, IPT_UI_ON_SCREEN_DISPLAY)) return ui_set_handler(ui_slider_ui_handler, 1); if (ui_input_pressed(machine, IPT_UI_RESET_MACHINE)) mame_schedule_hard_reset(machine); if (ui_input_pressed(machine, IPT_UI_SOFT_RESET)) mame_schedule_soft_reset(machine); if (ui_input_pressed(machine, IPT_UI_SHOW_GFX)) { if (!is_paused) mame_pause(machine, TRUE); return ui_set_handler(ui_gfx_ui_handler, is_paused); } if (ui_input_pressed(machine, IPT_UI_SAVE_STATE)) { mame_pause(machine, TRUE); return ui_set_handler(handler_load_save, LOADSAVE_SAVE); } if (ui_input_pressed(machine, IPT_UI_LOAD_STATE)) { mame_pause(machine, TRUE); return ui_set_handler(handler_load_save, LOADSAVE_LOAD); } if (ui_input_pressed(machine, IPT_UI_SNAPSHOT)) video_save_active_screen_snapshots(machine); if (ui_input_pressed(machine, IPT_UI_PAUSE)) { if (is_paused && (input_code_pressed(machine, KEYCODE_LSHIFT) || input_code_pressed(machine, KEYCODE_RSHIFT))) { single_step = TRUE; mame_pause(machine, FALSE); } else mame_pause(machine, !mame_is_paused(machine)); } if (ui_input_pressed(machine, IPT_UI_TOGGLE_CHEAT)) cheat_set_global_enable(machine, !cheat_get_global_enable(machine)); if (ui_input_pressed(machine, IPT_UI_RECORD_MOVIE)) { if (!video_mng_is_movie_active(machine)) { video_mng_begin_recording(machine, NULL); popmessage("REC START"); } else { video_mng_end_recording(machine); popmessage("REC STOP"); } } if (ui_input_pressed(machine, IPT_UI_SHOW_PROFILER)) ui_set_show_profiler(!ui_get_show_profiler()); if (ui_input_pressed(machine, IPT_UI_SHOW_FPS)) ui_set_show_fps(!ui_get_show_fps()); if (ui_input_pressed(machine, IPT_UI_FRAMESKIP_INC)) { int newframeskip = video_get_frameskip() + 1; if (newframeskip > MAX_FRAMESKIP) newframeskip = -1; video_set_frameskip(newframeskip); ui_show_fps_temp(2.0); } if (ui_input_pressed(machine, IPT_UI_FRAMESKIP_DEC)) { int newframeskip = video_get_frameskip() - 1; if (newframeskip < -1) newframeskip = MAX_FRAMESKIP; video_set_frameskip(newframeskip); ui_show_fps_temp(2.0); } if (ui_input_pressed(machine, IPT_UI_THROTTLE)) video_set_throttle(!video_get_throttle()); if (input_type_pressed(machine, IPT_UI_FAST_FORWARD, 0)) { video_set_fastforward(TRUE); ui_show_fps_temp(0.5); } else video_set_fastforward(FALSE); return 0; }
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handler_ingame - in-game handler takes care of the standard keypresses
[ "handler_ingame", "-", "in", "-", "game", "handler", "takes", "care", "of", "the", "standard", "keypresses" ]
[ "/* first draw the FPS counter */", "/* draw the profiler if visible */", "/* if we're single-stepping, pause now */", "/* MESS */", "/* if the user pressed ESC, stop the emulation */", "/* turn on menus if requested */", "/* if the on-screen display isn't up and the user has toggled it, turn it on */", "/* handle a reset request */", "/* handle a request to display graphics/palette */", "/* handle a save state request */", "/* handle a load state request */", "/* handle a save snapshot request */", "/* toggle pause */", "/* with a shift key, it is single step */", "/* handle a toggle cheats request */", "/* toggle movie recording */", "/* toggle profiler display */", "/* toggle FPS display */", "/* increment frameskip? */", "/* get the current value and increment it */", "/* display the FPS counter for 2 seconds */", "/* decrement frameskip? */", "/* get the current value and decrement it */", "/* display the FPS counter for 2 seconds */", "/* toggle throttle? */", "/* check for fast forward */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "state", "type": "UINT32" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "state", "type": "UINT32", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
be9a609005eb490cb070ebef949295c8c030aa58
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/ui.c
[ "Unlicense" ]
C
handler_load_save
UINT32
static UINT32 handler_load_save(running_machine *machine, UINT32 state) { char filename[20]; input_code code; char file = 0; /* if we're not in the middle of anything, skip */ if (state == LOADSAVE_NONE) return 0; /* okay, we're waiting for a key to select a slot; display a message */ if (state == LOADSAVE_SAVE) ui_draw_message_window("Select position to save to"); else ui_draw_message_window("Select position to load from"); /* check for cancel key */ if (ui_input_pressed(machine, IPT_UI_CANCEL)) { /* display a popup indicating things were cancelled */ if (state == LOADSAVE_SAVE) popmessage("Save cancelled"); else popmessage("Load cancelled"); /* reset the state */ mame_pause(machine, FALSE); return UI_HANDLER_CANCEL; } /* check for A-Z or 0-9 */ for (code = KEYCODE_A; code <= (input_code)KEYCODE_Z; code++) if (input_code_pressed_once(machine, code)) file = code - KEYCODE_A + 'a'; if (file == 0) for (code = KEYCODE_0; code <= (input_code)KEYCODE_9; code++) if (input_code_pressed_once(machine, code)) file = code - KEYCODE_0 + '0'; if (file == 0) for (code = KEYCODE_0_PAD; code <= (input_code)KEYCODE_9_PAD; code++) if (input_code_pressed_once(machine, code)) file = code - KEYCODE_0_PAD + '0'; if (file == 0) return state; /* display a popup indicating that the save will proceed */ sprintf(filename, "%c", file); if (state == LOADSAVE_SAVE) { popmessage("Save to position %c", file); mame_schedule_save(machine, filename); } else { popmessage("Load from position %c", file); mame_schedule_load(machine, filename); } /* remove the pause and reset the state */ mame_pause(machine, FALSE); return UI_HANDLER_CANCEL; }
/*------------------------------------------------- handler_load_save - leads the user through specifying a game to save or load -------------------------------------------------*/
leads the user through specifying a game to save or load
[ "leads", "the", "user", "through", "specifying", "a", "game", "to", "save", "or", "load" ]
static UINT32 handler_load_save(running_machine *machine, UINT32 state) { char filename[20]; input_code code; char file = 0; if (state == LOADSAVE_NONE) return 0; if (state == LOADSAVE_SAVE) ui_draw_message_window("Select position to save to"); else ui_draw_message_window("Select position to load from"); if (ui_input_pressed(machine, IPT_UI_CANCEL)) { if (state == LOADSAVE_SAVE) popmessage("Save cancelled"); else popmessage("Load cancelled"); mame_pause(machine, FALSE); return UI_HANDLER_CANCEL; } for (code = KEYCODE_A; code <= (input_code)KEYCODE_Z; code++) if (input_code_pressed_once(machine, code)) file = code - KEYCODE_A + 'a'; if (file == 0) for (code = KEYCODE_0; code <= (input_code)KEYCODE_9; code++) if (input_code_pressed_once(machine, code)) file = code - KEYCODE_0 + '0'; if (file == 0) for (code = KEYCODE_0_PAD; code <= (input_code)KEYCODE_9_PAD; code++) if (input_code_pressed_once(machine, code)) file = code - KEYCODE_0_PAD + '0'; if (file == 0) return state; sprintf(filename, "%c", file); if (state == LOADSAVE_SAVE) { popmessage("Save to position %c", file); mame_schedule_save(machine, filename); } else { popmessage("Load from position %c", file); mame_schedule_load(machine, filename); } mame_pause(machine, FALSE); return UI_HANDLER_CANCEL; }
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handler_load_save - leads the user through specifying a game to save or load
[ "handler_load_save", "-", "leads", "the", "user", "through", "specifying", "a", "game", "to", "save", "or", "load" ]
[ "/* if we're not in the middle of anything, skip */", "/* okay, we're waiting for a key to select a slot; display a message */", "/* check for cancel key */", "/* display a popup indicating things were cancelled */", "/* reset the state */", "/* check for A-Z or 0-9 */", "/* display a popup indicating that the save will proceed */", "/* remove the pause and reset the state */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "state", "type": "UINT32" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "state", "type": "UINT32", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
be9a609005eb490cb070ebef949295c8c030aa58
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/ui.c
[ "Unlicense" ]
C
slider_get_screen_desc
char
static char *slider_get_screen_desc(const device_config *screen) { int screen_count = video_screen_count(screen->machine->config); static char descbuf[256]; if (screen_count > 1) sprintf(descbuf, "Screen '%s'", screen->tag); else strcpy(descbuf, "Screen"); return descbuf; }
/*------------------------------------------------- slider_get_screen_desc - returns the description for a given screen -------------------------------------------------*/
returns the description for a given screen
[ "returns", "the", "description", "for", "a", "given", "screen" ]
static char *slider_get_screen_desc(const device_config *screen) { int screen_count = video_screen_count(screen->machine->config); static char descbuf[256]; if (screen_count > 1) sprintf(descbuf, "Screen '%s'", screen->tag); else strcpy(descbuf, "Screen"); return descbuf; }
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slider_get_screen_desc - returns the description for a given screen
[ "slider_get_screen_desc", "-", "returns", "the", "description", "for", "a", "given", "screen" ]
[]
[ { "param": "screen", "type": "device_config" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "screen", "type": "device_config", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
be9a609005eb490cb070ebef949295c8c030aa58
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/ui.c
[ "Unlicense" ]
C
slider_get_laserdisc_desc
char
static char *slider_get_laserdisc_desc(const device_config *laserdisc) { int ldcount = device_list_items(laserdisc->machine->config->devicelist, LASERDISC); static char descbuf[256]; if (ldcount > 1) sprintf(descbuf, "Laserdisc '%s'", laserdisc->tag); else strcpy(descbuf, "Laserdisc"); return descbuf; }
/*------------------------------------------------- slider_get_laserdisc_desc - returns the description for a given laseridsc -------------------------------------------------*/
returns the description for a given laseridsc
[ "returns", "the", "description", "for", "a", "given", "laseridsc" ]
static char *slider_get_laserdisc_desc(const device_config *laserdisc) { int ldcount = device_list_items(laserdisc->machine->config->devicelist, LASERDISC); static char descbuf[256]; if (ldcount > 1) sprintf(descbuf, "Laserdisc '%s'", laserdisc->tag); else strcpy(descbuf, "Laserdisc"); return descbuf; }
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slider_get_laserdisc_desc - returns the description for a given laseridsc
[ "slider_get_laserdisc_desc", "-", "returns", "the", "description", "for", "a", "given", "laseridsc" ]
[]
[ { "param": "laserdisc", "type": "device_config" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "laserdisc", "type": "device_config", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
d0a222117396f5c8f4bcab41c0cd2351128e2419
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/sound.c
[ "Unlicense" ]
C
route_sound
void
static void route_sound(running_machine *machine) { astring *tempstring = astring_alloc(); const device_config *curspeak; const device_config *sound; int outputnum; /* first count up the inputs for each speaker */ for (sound = sound_first(machine->config); sound != NULL; sound = sound_next(sound)) { const sound_config *config = (const sound_config *)sound->inline_config; int numoutputs = stream_get_device_outputs(sound); const sound_route *route; /* iterate over all routes */ for (route = config->routelist; route != NULL; route = route->next) { const device_config *target_device = devtag_get_device(machine, route->target); /* if neither found, it's fatal */ if (target_device == NULL) fatalerror("Sound route \"%s\" not found!\n", route->target); /* if we got a speaker, bump its input count */ if (target_device->type == SPEAKER_OUTPUT) get_safe_token(target_device)->inputs += (route->output == ALL_OUTPUTS) ? numoutputs : 1; } } /* now allocate the mixers and input data */ for (curspeak = speaker_output_first(machine->config); curspeak != NULL; curspeak = speaker_output_next(curspeak)) { speaker_info *info = get_safe_token(curspeak); if (info->inputs != 0) { info->mixer_stream = stream_create(curspeak, info->inputs, 1, machine->sample_rate, info, mixer_update); state_save_register_postload(machine, mixer_postload, info->mixer_stream); info->input = auto_alloc_array(machine, speaker_input, info->inputs); info->inputs = 0; } else logerror("Warning: speaker \"%s\" has no inputs\n", info->tag); } /* iterate again over all the sound chips */ for (sound = sound_first(machine->config); sound != NULL; sound = sound_next(sound)) { const sound_config *config = (const sound_config *)sound->inline_config; int numoutputs = stream_get_device_outputs(sound); const sound_route *route; /* iterate over all routes */ for (route = config->routelist; route != NULL; route = route->next) { const device_config *target_device = devtag_get_device(machine, route->target); int inputnum = route->input; sound_stream *stream; int streamoutput; /* iterate over all outputs, matching any that apply */ for (outputnum = 0; outputnum < numoutputs; outputnum++) if (route->output == outputnum || route->output == ALL_OUTPUTS) { /* if it's a speaker, set the input */ if (target_device->type == SPEAKER_OUTPUT) { speaker_info *speakerinfo = get_safe_token(target_device); /* generate text for the UI */ astring_printf(tempstring, "Speaker '%s': %s '%s'", target_device->tag, device_get_name(sound), sound->tag); if (numoutputs > 1) astring_catprintf(tempstring, " Ch.%d", outputnum); /* fill in the input data on this speaker */ speakerinfo->input[speakerinfo->inputs].gain = route->gain; speakerinfo->input[speakerinfo->inputs].default_gain = route->gain; speakerinfo->input[speakerinfo->inputs].name = auto_strdup(machine, astring_c(tempstring)); /* connect the output to the input */ if (stream_device_output_to_stream_output(sound, outputnum, &stream, &streamoutput)) stream_set_input(speakerinfo->mixer_stream, speakerinfo->inputs++, stream, streamoutput, route->gain); } /* otherwise, it's a sound chip */ else { sound_stream *inputstream; int streaminput; if (stream_device_input_to_stream_input(target_device, inputnum++, &inputstream, &streaminput)) if (stream_device_output_to_stream_output(sound, outputnum, &stream, &streamoutput)) stream_set_input(inputstream, streaminput, stream, streamoutput, route->gain); } } } } /* free up our temporary string */ astring_free(tempstring); }
/*------------------------------------------------- route_sound - route sound outputs to target inputs -------------------------------------------------*/
route sound outputs to target inputs
[ "route", "sound", "outputs", "to", "target", "inputs" ]
static void route_sound(running_machine *machine) { astring *tempstring = astring_alloc(); const device_config *curspeak; const device_config *sound; int outputnum; for (sound = sound_first(machine->config); sound != NULL; sound = sound_next(sound)) { const sound_config *config = (const sound_config *)sound->inline_config; int numoutputs = stream_get_device_outputs(sound); const sound_route *route; for (route = config->routelist; route != NULL; route = route->next) { const device_config *target_device = devtag_get_device(machine, route->target); if (target_device == NULL) fatalerror("Sound route \"%s\" not found!\n", route->target); if (target_device->type == SPEAKER_OUTPUT) get_safe_token(target_device)->inputs += (route->output == ALL_OUTPUTS) ? numoutputs : 1; } } for (curspeak = speaker_output_first(machine->config); curspeak != NULL; curspeak = speaker_output_next(curspeak)) { speaker_info *info = get_safe_token(curspeak); if (info->inputs != 0) { info->mixer_stream = stream_create(curspeak, info->inputs, 1, machine->sample_rate, info, mixer_update); state_save_register_postload(machine, mixer_postload, info->mixer_stream); info->input = auto_alloc_array(machine, speaker_input, info->inputs); info->inputs = 0; } else logerror("Warning: speaker \"%s\" has no inputs\n", info->tag); } for (sound = sound_first(machine->config); sound != NULL; sound = sound_next(sound)) { const sound_config *config = (const sound_config *)sound->inline_config; int numoutputs = stream_get_device_outputs(sound); const sound_route *route; for (route = config->routelist; route != NULL; route = route->next) { const device_config *target_device = devtag_get_device(machine, route->target); int inputnum = route->input; sound_stream *stream; int streamoutput; for (outputnum = 0; outputnum < numoutputs; outputnum++) if (route->output == outputnum || route->output == ALL_OUTPUTS) { if (target_device->type == SPEAKER_OUTPUT) { speaker_info *speakerinfo = get_safe_token(target_device); astring_printf(tempstring, "Speaker '%s': %s '%s'", target_device->tag, device_get_name(sound), sound->tag); if (numoutputs > 1) astring_catprintf(tempstring, " Ch.%d", outputnum); speakerinfo->input[speakerinfo->inputs].gain = route->gain; speakerinfo->input[speakerinfo->inputs].default_gain = route->gain; speakerinfo->input[speakerinfo->inputs].name = auto_strdup(machine, astring_c(tempstring)); if (stream_device_output_to_stream_output(sound, outputnum, &stream, &streamoutput)) stream_set_input(speakerinfo->mixer_stream, speakerinfo->inputs++, stream, streamoutput, route->gain); } else { sound_stream *inputstream; int streaminput; if (stream_device_input_to_stream_input(target_device, inputnum++, &inputstream, &streaminput)) if (stream_device_output_to_stream_output(sound, outputnum, &stream, &streamoutput)) stream_set_input(inputstream, streaminput, stream, streamoutput, route->gain); } } } } astring_free(tempstring); }
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"astring_free", "(", "tempstring", ")", ";", "}" ]
route_sound - route sound outputs to target inputs
[ "route_sound", "-", "route", "sound", "outputs", "to", "target", "inputs" ]
[ "/* first count up the inputs for each speaker */", "/* iterate over all routes */", "/* if neither found, it's fatal */", "/* if we got a speaker, bump its input count */", "/* now allocate the mixers and input data */", "/* iterate again over all the sound chips */", "/* iterate over all routes */", "/* iterate over all outputs, matching any that apply */", "/* if it's a speaker, set the input */", "/* generate text for the UI */", "/* fill in the input data on this speaker */", "/* connect the output to the input */", "/* otherwise, it's a sound chip */", "/* free up our temporary string */" ]
[ { "param": "machine", "type": "running_machine" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
d0a222117396f5c8f4bcab41c0cd2351128e2419
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/sound.c
[ "Unlicense" ]
C
sound_set_output_gain
void
void sound_set_output_gain(const device_config *device, int output, float gain) { sound_stream *stream; int outputnum; if (stream_device_output_to_stream_output(device, output, &stream, &outputnum)) stream_set_output_gain(stream, outputnum, gain); }
/*------------------------------------------------- sound_set_output_gain - set the gain of a particular output -------------------------------------------------*/
set the gain of a particular output
[ "set", "the", "gain", "of", "a", "particular", "output" ]
void sound_set_output_gain(const device_config *device, int output, float gain) { sound_stream *stream; int outputnum; if (stream_device_output_to_stream_output(device, output, &stream, &outputnum)) stream_set_output_gain(stream, outputnum, gain); }
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sound_set_output_gain - set the gain of a particular output
[ "sound_set_output_gain", "-", "set", "the", "gain", "of", "a", "particular", "output" ]
[]
[ { "param": "device", "type": "device_config" }, { "param": "output", "type": "int" }, { "param": "gain", "type": "float" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "device", "type": "device_config", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "output", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "gain", "type": "float", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
d0a222117396f5c8f4bcab41c0cd2351128e2419
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/sound.c
[ "Unlicense" ]
C
sound_get_user_gain_count
int
int sound_get_user_gain_count(running_machine *machine) { const device_config *curspeak; int count = 0; /* count up the number of speaker inputs */ for (curspeak = speaker_output_first(machine->config); curspeak != NULL; curspeak = speaker_output_next(curspeak)) { speaker_info *info = (speaker_info *)curspeak->token; count += info->inputs; } return count; }
/*------------------------------------------------- sound_get_user_gain_count - return the number of user-controllable gain parameters -------------------------------------------------*/
return the number of user-controllable gain parameters
[ "return", "the", "number", "of", "user", "-", "controllable", "gain", "parameters" ]
int sound_get_user_gain_count(running_machine *machine) { const device_config *curspeak; int count = 0; for (curspeak = speaker_output_first(machine->config); curspeak != NULL; curspeak = speaker_output_next(curspeak)) { speaker_info *info = (speaker_info *)curspeak->token; count += info->inputs; } return count; }
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sound_get_user_gain_count - return the number of user-controllable gain parameters
[ "sound_get_user_gain_count", "-", "return", "the", "number", "of", "user", "-", "controllable", "gain", "parameters" ]
[ "/* count up the number of speaker inputs */" ]
[ { "param": "machine", "type": "running_machine" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
d0a222117396f5c8f4bcab41c0cd2351128e2419
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/sound.c
[ "Unlicense" ]
C
sound_set_user_gain
void
void sound_set_user_gain(running_machine *machine, int index, float gain) { int inputnum; speaker_info *spk = index_to_input(machine, index, &inputnum); if (spk != NULL) { spk->input[inputnum].gain = gain; stream_set_input_gain(spk->mixer_stream, inputnum, gain); } }
/*------------------------------------------------- sound_set_user_gain - set the nth user gain value -------------------------------------------------*/
set the nth user gain value
[ "set", "the", "nth", "user", "gain", "value" ]
void sound_set_user_gain(running_machine *machine, int index, float gain) { int inputnum; speaker_info *spk = index_to_input(machine, index, &inputnum); if (spk != NULL) { spk->input[inputnum].gain = gain; stream_set_input_gain(spk->mixer_stream, inputnum, gain); } }
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sound_set_user_gain - set the nth user gain value
[ "sound_set_user_gain", "-", "set", "the", "nth", "user", "gain", "value" ]
[]
[ { "param": "machine", "type": "running_machine" }, { "param": "index", "type": "int" }, { "param": "gain", "type": "float" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "index", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "gain", "type": "float", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
d0a222117396f5c8f4bcab41c0cd2351128e2419
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/sound.c
[ "Unlicense" ]
C
sound_get_user_gain
float
float sound_get_user_gain(running_machine *machine, int index) { int inputnum; speaker_info *spk = index_to_input(machine, index, &inputnum); return (spk != NULL) ? spk->input[inputnum].gain : 0; }
/*------------------------------------------------- sound_get_user_gain - get the nth user gain value -------------------------------------------------*/
get the nth user gain value
[ "get", "the", "nth", "user", "gain", "value" ]
float sound_get_user_gain(running_machine *machine, int index) { int inputnum; speaker_info *spk = index_to_input(machine, index, &inputnum); return (spk != NULL) ? spk->input[inputnum].gain : 0; }
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sound_get_user_gain - get the nth user gain value
[ "sound_get_user_gain", "-", "get", "the", "nth", "user", "gain", "value" ]
[]
[ { "param": "machine", "type": "running_machine" }, { "param": "index", "type": "int" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "index", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
d0a222117396f5c8f4bcab41c0cd2351128e2419
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/sound.c
[ "Unlicense" ]
C
sound_get_default_gain
float
float sound_get_default_gain(running_machine *machine, int index) { int inputnum; speaker_info *spk = index_to_input(machine, index, &inputnum); return (spk != NULL) ? spk->input[inputnum].default_gain : 0; }
/*------------------------------------------------- sound_get_default_gain - return the default gain of the nth user value -------------------------------------------------*/
return the default gain of the nth user value
[ "return", "the", "default", "gain", "of", "the", "nth", "user", "value" ]
float sound_get_default_gain(running_machine *machine, int index) { int inputnum; speaker_info *spk = index_to_input(machine, index, &inputnum); return (spk != NULL) ? spk->input[inputnum].default_gain : 0; }
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sound_get_default_gain - return the default gain of the nth user value
[ "sound_get_default_gain", "-", "return", "the", "default", "gain", "of", "the", "nth", "user", "value" ]
[]
[ { "param": "machine", "type": "running_machine" }, { "param": "index", "type": "int" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "index", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
d0a222117396f5c8f4bcab41c0cd2351128e2419
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/sound.c
[ "Unlicense" ]
C
sound_get_user_gain_name
char
const char *sound_get_user_gain_name(running_machine *machine, int index) { int inputnum; speaker_info *spk = index_to_input(machine, index, &inputnum); return (spk != NULL) ? spk->input[inputnum].name : NULL; }
/*------------------------------------------------- sound_get_user_gain_name - return the name of the nth user value -------------------------------------------------*/
return the name of the nth user value
[ "return", "the", "name", "of", "the", "nth", "user", "value" ]
const char *sound_get_user_gain_name(running_machine *machine, int index) { int inputnum; speaker_info *spk = index_to_input(machine, index, &inputnum); return (spk != NULL) ? spk->input[inputnum].name : NULL; }
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sound_get_user_gain_name - return the name of the nth user value
[ "sound_get_user_gain_name", "-", "return", "the", "name", "of", "the", "nth", "user", "value" ]
[]
[ { "param": "machine", "type": "running_machine" }, { "param": "index", "type": "int" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "index", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f950675a275872b010f6bf58036788041ede3357
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/cpu/mcs51/mcs51.c
[ "Unlicense" ]
C
check_irqs
void
static void check_irqs(mcs51_state_t *mcs51_state) { UINT8 ints = (GET_IE0 | (GET_TF0<<1) | (GET_IE1<<2) | (GET_TF1<<3) | ((GET_RI|GET_TI)<<4)); UINT8 int_vec = 0; UINT8 int_mask = 0; int priority_request = -1; int i; //If All Inerrupts Disabled or no pending abort.. int_mask = (GET_EA ? IE : 0x00); if (mcs51_state->features & FEATURE_I8052) ints |= ((GET_TF2|GET_EXF2)<<5); if (mcs51_state->features & FEATURE_DS5002FP) { ints |= ((GET_PFW)<<5); mcs51_state->irq_prio[6] = 3; /* force highest priority */ /* mask out interrupts not enabled */ ints &= ((int_mask & 0x1f) | ((GET_EPFW)<<5)); } else { /* mask out interrupts not enabled */ ints &= int_mask; } if (!ints) return; /* CLear IDL - got enabled interrupt */ if (mcs51_state->features & FEATURE_CMOS) { /* any interrupt terminates idle mode */ SET_IDL(0); /* external interrupt wakes up */ if (ints & (GET_IE0 | GET_IE1)) /* but not the DS5002FP */ if (!(mcs51_state->features & FEATURE_DS5002FP)) SET_PD(0); } for (i=0; i<mcs51_state->num_interrupts; i++) { if (ints & (1<<i)) { if (mcs51_state->irq_prio[i] > priority_request) { priority_request = mcs51_state->irq_prio[i]; int_vec = (i<<3) | 3; } } } /* Skip the interrupt request if currently processing interrupt * and the new request does not have a higher priority */ LOG(("Request: %d\n", priority_request)); if (mcs51_state->irq_active && (priority_request <= mcs51_state->cur_irq_prio)) { LOG(("higher or equal priority irq in progress already, skipping ...\n")); return; } /* also break out of jb int0,<self> loops */ if (ROP(PC) == 0x20 && ROP_ARG(PC+1) == 0xb2 && ROP_ARG(PC+2) == 0xfd) PC += 3; //Save current pc to stack, set pc to new interrupt vector push_pc(mcs51_state); PC = int_vec; /* interrupts take 24 cycles */ mcs51_state->inst_cycles += 2; //Set current Irq & Priority being serviced mcs51_state->cur_irq_prio = priority_request; mcs51_state->irq_active |= (1 << priority_request); LOG(("Take: %d %02x\n", mcs51_state->cur_irq_prio, mcs51_state->irq_active)); //Clear any interrupt flags that should be cleared since we're servicing the irq! switch(int_vec) { case V_IE0: //External Int Flag only cleared when configured as Edge Triggered.. if(GET_IT0) /* for some reason having this, breaks alving dmd games */ SET_IE0(0); /* indicate we took the external IRQ */ if (mcs51_state->irq_callback != NULL) (*mcs51_state->irq_callback)(mcs51_state->device, 0); break; case V_TF0: //Timer 0 - Always clear Flag SET_TF0(0); break; case V_IE1: //External Int Flag only cleared when configured as Edge Triggered.. if(GET_IT1) /* for some reason having this, breaks alving dmd games */ SET_IE1(0); /* indicate we took the external IRQ */ if (mcs51_state->irq_callback != NULL) (*mcs51_state->irq_callback)(mcs51_state->device, 1); break; case V_TF1: //Timer 1 - Always clear Flag SET_TF1(0); break; case V_RITI: /* no flags are cleared, TI and RI remain set until reset by software */ break; /* I8052 specific */ case V_TF2: /* no flags are cleared according to manual */ break; /* DS5002FP specific */ /* case V_PFI: * no flags are cleared, PFW is reset by software * This has the same vector as V_TF2. */ } }
/*********************************************************************************** Check for pending Interrupts and process - returns # of cycles used for the int Note about priority & interrupting interrupts.. 1) A high priority interrupt cannot be interrupted by anything! 2) A low priority interrupt can ONLY be interrupted by a high priority interrupt 3) If more than 1 Interrupt Flag is set (ie, 2 simultaneous requests occur), the following logic works as follows: 1) If two requests come in of different priority levels, the higher one is selected.. 2) If the requests are of the same level, an internal order is used: a) IEO b) TFO c) IE1 d) TF1 e) RI+TI f) TF2+EXF2 **********************************************************************************/
Check for pending Interrupts and process - returns # of cycles used for the int Note about priority & interrupting interrupts 1) A high priority interrupt cannot be interrupted by anything. 2) A low priority interrupt can ONLY be interrupted by a high priority interrupt 3) If more than 1 Interrupt Flag is set , the following logic works as follows: 1) If two requests come in of different priority levels, the higher one is selected 2) If the requests are of the same level, an internal order is used: a) IEO b) TFO c) IE1 d) TF1 e) RI+TI f) TF2+EXF2
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static void check_irqs(mcs51_state_t *mcs51_state) { UINT8 ints = (GET_IE0 | (GET_TF0<<1) | (GET_IE1<<2) | (GET_TF1<<3) | ((GET_RI|GET_TI)<<4)); UINT8 int_vec = 0; UINT8 int_mask = 0; int priority_request = -1; int i; int_mask = (GET_EA ? IE : 0x00); if (mcs51_state->features & FEATURE_I8052) ints |= ((GET_TF2|GET_EXF2)<<5); if (mcs51_state->features & FEATURE_DS5002FP) { ints |= ((GET_PFW)<<5); mcs51_state->irq_prio[6] = 3; ints &= ((int_mask & 0x1f) | ((GET_EPFW)<<5)); } else { ints &= int_mask; } if (!ints) return; if (mcs51_state->features & FEATURE_CMOS) { SET_IDL(0); if (ints & (GET_IE0 | GET_IE1)) if (!(mcs51_state->features & FEATURE_DS5002FP)) SET_PD(0); } for (i=0; i<mcs51_state->num_interrupts; i++) { if (ints & (1<<i)) { if (mcs51_state->irq_prio[i] > priority_request) { priority_request = mcs51_state->irq_prio[i]; int_vec = (i<<3) | 3; } } } LOG(("Request: %d\n", priority_request)); if (mcs51_state->irq_active && (priority_request <= mcs51_state->cur_irq_prio)) { LOG(("higher or equal priority irq in progress already, skipping ...\n")); return; } if (ROP(PC) == 0x20 && ROP_ARG(PC+1) == 0xb2 && ROP_ARG(PC+2) == 0xfd) PC += 3; push_pc(mcs51_state); PC = int_vec; mcs51_state->inst_cycles += 2; mcs51_state->cur_irq_prio = priority_request; mcs51_state->irq_active |= (1 << priority_request); LOG(("Take: %d %02x\n", mcs51_state->cur_irq_prio, mcs51_state->irq_active)); switch(int_vec) { case V_IE0: if(GET_IT0) SET_IE0(0); if (mcs51_state->irq_callback != NULL) (*mcs51_state->irq_callback)(mcs51_state->device, 0); break; case V_TF0: SET_TF0(0); break; case V_IE1: if(GET_IT1) SET_IE1(0); if (mcs51_state->irq_callback != NULL) (*mcs51_state->irq_callback)(mcs51_state->device, 1); break; case V_TF1: SET_TF1(0); break; case V_RITI: break; case V_TF2: break; } }
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Check for pending Interrupts and process - returns # of cycles used for the int Note about priority & interrupting interrupts.. 1) A high priority interrupt cannot be interrupted by anything!
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[ "//If All Inerrupts Disabled or no pending abort..", "/* force highest priority */", "/* mask out interrupts not enabled */", "/* mask out interrupts not enabled */", "/* CLear IDL - got enabled interrupt */", "/* any interrupt terminates idle mode */", "/* external interrupt wakes up */", "/* but not the DS5002FP */", "/* Skip the interrupt request if currently processing interrupt\n * and the new request does not have a higher priority\n */", "/* also break out of jb int0,<self> loops */", "//Save current pc to stack, set pc to new interrupt vector", "/* interrupts take 24 cycles */", "//Set current Irq & Priority being serviced", "//Clear any interrupt flags that should be cleared since we're servicing the irq!", "//External Int Flag only cleared when configured as Edge Triggered..", "/* for some reason having this, breaks alving dmd games */", "/* indicate we took the external IRQ */", "//Timer 0 - Always clear Flag", "//External Int Flag only cleared when configured as Edge Triggered..", "/* for some reason having this, breaks alving dmd games */", "/* indicate we took the external IRQ */", "//Timer 1 - Always clear Flag", "/* no flags are cleared, TI and RI remain set until reset by software */", "/* I8052 specific */", "/* no flags are cleared according to manual */", "/* DS5002FP specific */", "/* case V_PFI:\n * no flags are cleared, PFW is reset by software\n * This has the same vector as V_TF2.\n */" ]
[ { "param": "mcs51_state", "type": "mcs51_state_t" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "mcs51_state", "type": "mcs51_state_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
be921a7bac971892cabcc1b854d4abb9c848a1ab
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/mame/video/mystwarr.c
[ "Unlicense" ]
C
mystwarr_decode_tiles
void
static void mystwarr_decode_tiles(running_machine *machine) { UINT8 *s = memory_region(machine, "gfx1"); int len = memory_region_length(machine, "gfx1"); UINT8 *pFinish = s+len-3; UINT8 *d, *decoded; int gfxnum; for (gfxnum = 0; gfxnum < ARRAY_LENGTH(machine->gfx); gfxnum++) if (machine->gfx[gfxnum] != NULL && machine->gfx[gfxnum]->srcdata == s) break; assert(gfxnum != ARRAY_LENGTH(machine->gfx)); decoded = auto_alloc_array(machine, UINT8, len); d = decoded; // now convert the data into a drawable format so we can decode it while (s < pFinish) { /* convert the whole mess to 5bpp planar in System GX's format (p3 p1 p2 p0 p5) (the original ROMs are stored as chunky for the first 4 bits and the 5th bit is planar, which is undecodable as-is) */ int d0 = ((s[0]&0x80) )|((s[0]&0x08)<<3)|((s[1]&0x80)>>2)|((s[1]&0x08)<<1)| ((s[2]&0x80)>>4)|((s[2]&0x08)>>1)|((s[3]&0x80)>>6)|((s[3]&0x08)>>3); int d1 = ((s[0]&0x40)<<1)|((s[0]&0x04)<<4)|((s[1]&0x40)>>1)|((s[1]&0x04)<<2)| ((s[2]&0x40)>>3)|((s[2]&0x04) )|((s[3]&0x40)>>5)|((s[3]&0x04)>>2); int d2 = ((s[0]&0x20)<<2)|((s[0]&0x02)<<5)|((s[1]&0x20) )|((s[1]&0x02)<<3)| ((s[2]&0x20)>>2)|((s[2]&0x02)<<1)|((s[3]&0x20)>>4)|((s[3]&0x02)>>1); int d3 = ((s[0]&0x10)<<3)|((s[0]&0x01)<<6)|((s[1]&0x10)<<1)|((s[1]&0x01)<<4)| ((s[2]&0x10)>>1)|((s[2]&0x01)<<2)|((s[3]&0x10)>>3)|((s[3]&0x01) ); d[0] = d3; d[1] = d1; d[2] = d2; d[3] = d0; d[4] = s[4]; s += 5; d += 5; } gfx_element_set_source(machine->gfx[gfxnum], decoded); }
// create a decoding buffer to hold decodable tiles so that the ROM test will pass by // reading the original raw data
create a decoding buffer to hold decodable tiles so that the ROM test will pass by reading the original raw data
[ "create", "a", "decoding", "buffer", "to", "hold", "decodable", "tiles", "so", "that", "the", "ROM", "test", "will", "pass", "by", "reading", "the", "original", "raw", "data" ]
static void mystwarr_decode_tiles(running_machine *machine) { UINT8 *s = memory_region(machine, "gfx1"); int len = memory_region_length(machine, "gfx1"); UINT8 *pFinish = s+len-3; UINT8 *d, *decoded; int gfxnum; for (gfxnum = 0; gfxnum < ARRAY_LENGTH(machine->gfx); gfxnum++) if (machine->gfx[gfxnum] != NULL && machine->gfx[gfxnum]->srcdata == s) break; assert(gfxnum != ARRAY_LENGTH(machine->gfx)); decoded = auto_alloc_array(machine, UINT8, len); d = decoded; while (s < pFinish) { int d0 = ((s[0]&0x80) )|((s[0]&0x08)<<3)|((s[1]&0x80)>>2)|((s[1]&0x08)<<1)| ((s[2]&0x80)>>4)|((s[2]&0x08)>>1)|((s[3]&0x80)>>6)|((s[3]&0x08)>>3); int d1 = ((s[0]&0x40)<<1)|((s[0]&0x04)<<4)|((s[1]&0x40)>>1)|((s[1]&0x04)<<2)| ((s[2]&0x40)>>3)|((s[2]&0x04) )|((s[3]&0x40)>>5)|((s[3]&0x04)>>2); int d2 = ((s[0]&0x20)<<2)|((s[0]&0x02)<<5)|((s[1]&0x20) )|((s[1]&0x02)<<3)| ((s[2]&0x20)>>2)|((s[2]&0x02)<<1)|((s[3]&0x20)>>4)|((s[3]&0x02)>>1); int d3 = ((s[0]&0x10)<<3)|((s[0]&0x01)<<6)|((s[1]&0x10)<<1)|((s[1]&0x01)<<4)| ((s[2]&0x10)>>1)|((s[2]&0x01)<<2)|((s[3]&0x10)>>3)|((s[3]&0x01) ); d[0] = d3; d[1] = d1; d[2] = d2; d[3] = d0; d[4] = s[4]; s += 5; d += 5; } gfx_element_set_source(machine->gfx[gfxnum], decoded); }
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create a decoding buffer to hold decodable tiles so that the ROM test will pass by reading the original raw data
[ "create", "a", "decoding", "buffer", "to", "hold", "decodable", "tiles", "so", "that", "the", "ROM", "test", "will", "pass", "by", "reading", "the", "original", "raw", "data" ]
[ "// now convert the data into a drawable format so we can decode it", "/* convert the whole mess to 5bpp planar in System GX's format\n (p3 p1 p2 p0 p5)\n (the original ROMs are stored as chunky for the first 4 bits\n and the 5th bit is planar, which is undecodable as-is) */" ]
[ { "param": "machine", "type": "running_machine" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
becc0c90e65b198bfd31b9750a7c2e43a97ba218
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/mame/video/midzeus.c
[ "Unlicense" ]
C
zeus_register_update
void
static void zeus_register_update(running_machine *machine, offs_t offset) { /* handle the writes; only trigger on low accesses */ switch (offset) { case 0x52: zeusbase[0xb2] = zeusbase[0x52]; break; case 0x60: /* invasn writes here to execute a command (?) */ if (zeusbase[0x60] & 1) { if ((zeusbase[0x80] & 0xffffff) == 0x22FCFF) { // zeusbase[0x00] = color // zeusbase[0x02] = ??? = 0x000C0000 // zeusbase[0x04] = ??? = 0x00000E01 // zeusbase[0x06] = ??? = 0xFFFF0030 // zeusbase[0x08] = vert[0] = (y0 << 16) | x0 // zeusbase[0x0a] = vert[1] = (y1 << 16) | x1 // zeusbase[0x0c] = vert[2] = (y2 << 16) | x2 // zeusbase[0x0e] = vert[3] = (y3 << 16) | x3 // zeusbase[0x18] = ??? = 0xFFFFFFFF // zeusbase[0x1a] = ??? = 0xFFFFFFFF // zeusbase[0x1c] = ??? = 0xFFFFFFFF // zeusbase[0x1e] = ??? = 0xFFFFFFFF // zeusbase[0x20] = ??? = 0x00000000 // zeusbase[0x22] = ??? = 0x00000000 // zeusbase[0x24] = ??? = 0x00000000 // zeusbase[0x26] = ??? = 0x00000000 // zeusbase[0x40] = ??? = 0x00000000 // zeusbase[0x42] = ??? = 0x00000000 // zeusbase[0x44] = ??? = 0x00000000 // zeusbase[0x46] = ??? = 0x00000000 // zeusbase[0x4c] = ??? = 0x00808080 (brightness?) // zeusbase[0x4e] = ??? = 0x00808080 (brightness?) poly_extra_data *extra = (poly_extra_data *)poly_get_extra_data(poly); poly_vertex vert[4]; vert[0].x = (INT16)zeusbase[0x08]; vert[0].y = (INT16)(zeusbase[0x08] >> 16); vert[1].x = (INT16)zeusbase[0x0a]; vert[1].y = (INT16)(zeusbase[0x0a] >> 16); vert[2].x = (INT16)zeusbase[0x0c]; vert[2].y = (INT16)(zeusbase[0x0c] >> 16); vert[3].x = (INT16)zeusbase[0x0e]; vert[3].y = (INT16)(zeusbase[0x0e] >> 16); extra->solidcolor = zeusbase[0x00]; extra->zoffset = 0x7fff; poly_render_quad(poly, NULL, &zeus_cliprect, render_poly_solid_fixedz, 0, &vert[0], &vert[1], &vert[2], &vert[3]); poly_wait(poly, "Normal"); } else logerror("Execute unknown command\n"); } break; case 0x70: zeus_point[0] = zeusbase[0x70] << 16; break; case 0x72: zeus_point[1] = zeusbase[0x72] << 16; break; case 0x74: zeus_point[2] = zeusbase[0x74] << 16; break; case 0x80: /* this bit enables the "FIFO empty" IRQ; since our virtual FIFO is always empty, we simply assert immediately if this is enabled. invasn needs this for proper operations */ if (zeusbase[0x80] & 0x02000000) cputag_set_input_line(machine, "maincpu", 2, ASSERT_LINE); else cputag_set_input_line(machine, "maincpu", 2, CLEAR_LINE); break; case 0x84: /* MK4: Written in tandem with 0xcc */ /* MK4: Writes either 0x80 (and 0x000000 to 0xcc) or 0x00 (and 0x800000 to 0xcc) */ zeus_renderbase = waveram1_ptr_from_expanded_addr(zeusbase[0x84] << 16); break; case 0xb0: case 0xb2: if ((zeusbase[0xb6] >> 16) != 0) { if ((offset == 0xb0 && (zeusbase[0xb6] & 0x02000000) == 0) || (offset == 0xb2 && (zeusbase[0xb6] & 0x02000000) != 0)) { void *dest; if (zeusbase[0xb6] & 0x80000000) dest = waveram1_ptr_from_expanded_addr(zeusbase[0xb4]); else dest = waveram0_ptr_from_expanded_addr(zeusbase[0xb4]); if (zeusbase[0xb6] & 0x00100000) WAVERAM_WRITE16(dest, 0, zeusbase[0xb0]); if (zeusbase[0xb6] & 0x00200000) WAVERAM_WRITE16(dest, 1, zeusbase[0xb0] >> 16); if (zeusbase[0xb6] & 0x00400000) WAVERAM_WRITE16(dest, 2, zeusbase[0xb2]); if (zeusbase[0xb6] & 0x00800000) WAVERAM_WRITE16(dest, 3, zeusbase[0xb2] >> 16); if (zeusbase[0xb6] & 0x00020000) zeusbase[0xb4]++; } } break; case 0xb4: if (zeusbase[0xb6] & 0x00010000) { const UINT32 *src; if (zeusbase[0xb6] & 0x80000000) src = (const UINT32 *)waveram1_ptr_from_expanded_addr(zeusbase[0xb4]); else src = (const UINT32 *)waveram0_ptr_from_expanded_addr(zeusbase[0xb4]); poly_wait(poly, "vram_read"); zeusbase[0xb0] = WAVERAM_READ32(src, 0); zeusbase[0xb2] = WAVERAM_READ32(src, 1); } break; case 0xc0: case 0xc2: case 0xc4: case 0xc6: case 0xc8: case 0xca: video_screen_update_partial(machine->primary_screen, video_screen_get_vpos(machine->primary_screen)); { int vtotal = zeusbase[0xca] >> 16; int htotal = zeusbase[0xc6] >> 16; rectangle visarea; visarea.min_x = zeusbase[0xc6] & 0xffff; visarea.max_x = htotal - 3; visarea.min_y = 0; visarea.max_y = zeusbase[0xc8] & 0xffff; if (htotal > 0 && vtotal > 0 && visarea.min_x < visarea.max_x && visarea.max_y < vtotal) { video_screen_configure(machine->primary_screen, htotal, vtotal, &visarea, HZ_TO_ATTOSECONDS((double)MIDZEUS_VIDEO_CLOCK / 8.0 / (htotal * vtotal))); zeus_cliprect = visarea; zeus_cliprect.max_x -= zeus_cliprect.min_x; zeus_cliprect.min_x = 0; } } break; case 0xcc: video_screen_update_partial(machine->primary_screen, video_screen_get_vpos(machine->primary_screen)); log_fifo = input_code_pressed(machine, KEYCODE_L); break; case 0xe0: zeus_fifo[zeus_fifo_words++] = zeusbase[0xe0]; if (zeus_fifo_process(machine, zeus_fifo, zeus_fifo_words)) zeus_fifo_words = 0; break; } }
/************************************* * * Update state after a register write * *************************************/
Update state after a register write
[ "Update", "state", "after", "a", "register", "write" ]
static void zeus_register_update(running_machine *machine, offs_t offset) { switch (offset) { case 0x52: zeusbase[0xb2] = zeusbase[0x52]; break; case 0x60: if (zeusbase[0x60] & 1) { if ((zeusbase[0x80] & 0xffffff) == 0x22FCFF) { poly_extra_data *extra = (poly_extra_data *)poly_get_extra_data(poly); poly_vertex vert[4]; vert[0].x = (INT16)zeusbase[0x08]; vert[0].y = (INT16)(zeusbase[0x08] >> 16); vert[1].x = (INT16)zeusbase[0x0a]; vert[1].y = (INT16)(zeusbase[0x0a] >> 16); vert[2].x = (INT16)zeusbase[0x0c]; vert[2].y = (INT16)(zeusbase[0x0c] >> 16); vert[3].x = (INT16)zeusbase[0x0e]; vert[3].y = (INT16)(zeusbase[0x0e] >> 16); extra->solidcolor = zeusbase[0x00]; extra->zoffset = 0x7fff; poly_render_quad(poly, NULL, &zeus_cliprect, render_poly_solid_fixedz, 0, &vert[0], &vert[1], &vert[2], &vert[3]); poly_wait(poly, "Normal"); } else logerror("Execute unknown command\n"); } break; case 0x70: zeus_point[0] = zeusbase[0x70] << 16; break; case 0x72: zeus_point[1] = zeusbase[0x72] << 16; break; case 0x74: zeus_point[2] = zeusbase[0x74] << 16; break; case 0x80: if (zeusbase[0x80] & 0x02000000) cputag_set_input_line(machine, "maincpu", 2, ASSERT_LINE); else cputag_set_input_line(machine, "maincpu", 2, CLEAR_LINE); break; case 0x84: zeus_renderbase = waveram1_ptr_from_expanded_addr(zeusbase[0x84] << 16); break; case 0xb0: case 0xb2: if ((zeusbase[0xb6] >> 16) != 0) { if ((offset == 0xb0 && (zeusbase[0xb6] & 0x02000000) == 0) || (offset == 0xb2 && (zeusbase[0xb6] & 0x02000000) != 0)) { void *dest; if (zeusbase[0xb6] & 0x80000000) dest = waveram1_ptr_from_expanded_addr(zeusbase[0xb4]); else dest = waveram0_ptr_from_expanded_addr(zeusbase[0xb4]); if (zeusbase[0xb6] & 0x00100000) WAVERAM_WRITE16(dest, 0, zeusbase[0xb0]); if (zeusbase[0xb6] & 0x00200000) WAVERAM_WRITE16(dest, 1, zeusbase[0xb0] >> 16); if (zeusbase[0xb6] & 0x00400000) WAVERAM_WRITE16(dest, 2, zeusbase[0xb2]); if (zeusbase[0xb6] & 0x00800000) WAVERAM_WRITE16(dest, 3, zeusbase[0xb2] >> 16); if (zeusbase[0xb6] & 0x00020000) zeusbase[0xb4]++; } } break; case 0xb4: if (zeusbase[0xb6] & 0x00010000) { const UINT32 *src; if (zeusbase[0xb6] & 0x80000000) src = (const UINT32 *)waveram1_ptr_from_expanded_addr(zeusbase[0xb4]); else src = (const UINT32 *)waveram0_ptr_from_expanded_addr(zeusbase[0xb4]); poly_wait(poly, "vram_read"); zeusbase[0xb0] = WAVERAM_READ32(src, 0); zeusbase[0xb2] = WAVERAM_READ32(src, 1); } break; case 0xc0: case 0xc2: case 0xc4: case 0xc6: case 0xc8: case 0xca: video_screen_update_partial(machine->primary_screen, video_screen_get_vpos(machine->primary_screen)); { int vtotal = zeusbase[0xca] >> 16; int htotal = zeusbase[0xc6] >> 16; rectangle visarea; visarea.min_x = zeusbase[0xc6] & 0xffff; visarea.max_x = htotal - 3; visarea.min_y = 0; visarea.max_y = zeusbase[0xc8] & 0xffff; if (htotal > 0 && vtotal > 0 && visarea.min_x < visarea.max_x && visarea.max_y < vtotal) { video_screen_configure(machine->primary_screen, htotal, vtotal, &visarea, HZ_TO_ATTOSECONDS((double)MIDZEUS_VIDEO_CLOCK / 8.0 / (htotal * vtotal))); zeus_cliprect = visarea; zeus_cliprect.max_x -= zeus_cliprect.min_x; zeus_cliprect.min_x = 0; } } break; case 0xcc: video_screen_update_partial(machine->primary_screen, video_screen_get_vpos(machine->primary_screen)); log_fifo = input_code_pressed(machine, KEYCODE_L); break; case 0xe0: zeus_fifo[zeus_fifo_words++] = zeusbase[0xe0]; if (zeus_fifo_process(machine, zeus_fifo, zeus_fifo_words)) zeus_fifo_words = 0; break; } }
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Update state after a register write
[ "Update", "state", "after", "a", "register", "write" ]
[ "/* handle the writes; only trigger on low accesses */", "/* invasn writes here to execute a command (?) */", "// zeusbase[0x00] = color", "// zeusbase[0x02] = ??? = 0x000C0000", "// zeusbase[0x04] = ??? = 0x00000E01", "// zeusbase[0x06] = ??? = 0xFFFF0030", "// zeusbase[0x08] = vert[0] = (y0 << 16) | x0", "// zeusbase[0x0a] = vert[1] = (y1 << 16) | x1", "// zeusbase[0x0c] = vert[2] = (y2 << 16) | x2", "// zeusbase[0x0e] = vert[3] = (y3 << 16) | x3", "// zeusbase[0x18] = ??? = 0xFFFFFFFF", "// zeusbase[0x1a] = ??? = 0xFFFFFFFF", "// zeusbase[0x1c] = ??? = 0xFFFFFFFF", "// zeusbase[0x1e] = ??? = 0xFFFFFFFF", "// zeusbase[0x20] = ??? = 0x00000000", "// zeusbase[0x22] = ??? = 0x00000000", "// zeusbase[0x24] = ??? = 0x00000000", "// zeusbase[0x26] = ??? = 0x00000000", "// zeusbase[0x40] = ??? = 0x00000000", "// zeusbase[0x42] = ??? = 0x00000000", "// zeusbase[0x44] = ??? = 0x00000000", "// zeusbase[0x46] = ??? = 0x00000000", "// zeusbase[0x4c] = ??? = 0x00808080 (brightness?)", "// zeusbase[0x4e] = ??? = 0x00808080 (brightness?)", "/* this bit enables the \"FIFO empty\" IRQ; since our virtual FIFO is always empty,\n we simply assert immediately if this is enabled. invasn needs this for proper\n operations */", "/* MK4: Written in tandem with 0xcc */", "/* MK4: Writes either 0x80 (and 0x000000 to 0xcc) or 0x00 (and 0x800000 to 0xcc) */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "offset", "type": "offs_t" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "offset", "type": "offs_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
087e3eec2c6408f395ffd9fb1f1dbbe1eda098c7
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/mame/drivers/deco156.c
[ "Unlicense" ]
C
draw_sprites
void
static void draw_sprites(running_machine *machine, bitmap_t *bitmap,const rectangle *cliprect) { int offs; flip_screen_set_no_update(machine, 1); for (offs = (0x1400/4)-4;offs >= 0;offs -= 4) // 0x1400 for charlien { int x,y,sprite,colour,multi,fx,fy,inc,flash,mult, pri; sprite = spriteram32[offs+1]&0xffff; y = spriteram32[offs]&0xffff; flash=y&0x1000; if (flash && (video_screen_get_frame_number(machine->primary_screen) & 1)) continue; x = spriteram32[offs+2]&0xffff; colour = (x >>9) & 0x1f; pri = (x&0xc000); // 2 bits or 1? switch (pri&0xc000) { case 0x0000: pri=0; break; case 0x4000: pri=0xf0; break; case 0x8000: pri=0xf0|0xcc; break; case 0xc000: pri=0xf0|0xcc; break; /* or 0xf0|0xcc|0xaa ? */ } fx = y & 0x2000; fy = y & 0x4000; multi = (1 << ((y & 0x0600) >> 9)) - 1; /* 1x, 2x, 4x, 8x height */ x = x & 0x01ff; y = y & 0x01ff; if (x >= 320) x -= 512; if (y >= 256) y -= 512; y = 240 - y; x = 304 - x; if (x>320) continue; sprite &= ~multi; if (fy) inc = -1; else { sprite += multi; inc = 1; } if (flip_screen_x_get(machine)) { y=240-y; x=304-x; if (fx) fx=0; else fx=1; if (fy) fy=0; else fy=1; mult=16; } else mult=-16; while (multi >= 0) { pdrawgfx_transpen(bitmap,cliprect,machine->gfx[2], sprite - multi * inc, colour, fx,fy, x,y + mult * multi, machine->priority_bitmap,pri,0); multi--; } } }
/* spriteram is really 16-bit.. this can be changed to use 16-bit ram like the tilemaps its the same sprite chip Data East used on many, many 16-bit era titles */
spriteram is really 16-bit.. this can be changed to use 16-bit ram like the tilemaps its the same sprite chip Data East used on many, many 16-bit era titles
[ "spriteram", "is", "really", "16", "-", "bit", "..", "this", "can", "be", "changed", "to", "use", "16", "-", "bit", "ram", "like", "the", "tilemaps", "its", "the", "same", "sprite", "chip", "Data", "East", "used", "on", "many", "many", "16", "-", "bit", "era", "titles" ]
static void draw_sprites(running_machine *machine, bitmap_t *bitmap,const rectangle *cliprect) { int offs; flip_screen_set_no_update(machine, 1); for (offs = (0x1400/4)-4;offs >= 0;offs -= 4) { int x,y,sprite,colour,multi,fx,fy,inc,flash,mult, pri; sprite = spriteram32[offs+1]&0xffff; y = spriteram32[offs]&0xffff; flash=y&0x1000; if (flash && (video_screen_get_frame_number(machine->primary_screen) & 1)) continue; x = spriteram32[offs+2]&0xffff; colour = (x >>9) & 0x1f; pri = (x&0xc000); switch (pri&0xc000) { case 0x0000: pri=0; break; case 0x4000: pri=0xf0; break; case 0x8000: pri=0xf0|0xcc; break; case 0xc000: pri=0xf0|0xcc; break; } fx = y & 0x2000; fy = y & 0x4000; multi = (1 << ((y & 0x0600) >> 9)) - 1; x = x & 0x01ff; y = y & 0x01ff; if (x >= 320) x -= 512; if (y >= 256) y -= 512; y = 240 - y; x = 304 - x; if (x>320) continue; sprite &= ~multi; if (fy) inc = -1; else { sprite += multi; inc = 1; } if (flip_screen_x_get(machine)) { y=240-y; x=304-x; if (fx) fx=0; else fx=1; if (fy) fy=0; else fy=1; mult=16; } else mult=-16; while (multi >= 0) { pdrawgfx_transpen(bitmap,cliprect,machine->gfx[2], sprite - multi * inc, colour, fx,fy, x,y + mult * multi, machine->priority_bitmap,pri,0); multi--; } } }
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spriteram is really 16-bit.. this can be changed to use 16-bit ram like the tilemaps its the same sprite chip Data East used on many, many 16-bit era titles
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[ "// 0x1400 for charlien", "// 2 bits or 1?", "/* or 0xf0|0xcc|0xaa ? */", "/* 1x, 2x, 4x, 8x height */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "bitmap", "type": "bitmap_t" }, { "param": "cliprect", "type": "rectangle" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "bitmap", "type": "bitmap_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "cliprect", "type": "rectangle", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
086da6442afe70fc7b1e58c0b2151f2aab2a1a2f
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/mame/video/othunder.c
[ "Unlicense" ]
C
draw_sprites
void
static void draw_sprites(running_machine *machine, bitmap_t *bitmap,const rectangle *cliprect,const int *primasks,int y_offs) { UINT16 *spritemap = (UINT16 *)memory_region(machine, "user1"); UINT16 tile_mask = (machine->gfx[0]->total_elements) - 1; int offs, data, tilenum, color, flipx, flipy; int x, y, priority, curx, cury; int sprites_flipscreen = 0; int zoomx, zoomy, zx, zy; int sprite_chunk,map_offset,code,j,k,px,py; int bad_chunks; /* pdrawgfx() needs us to draw sprites front to back, so we have to build a list while processing sprite ram and then draw them all at the end */ struct tempsprite *sprite_ptr = spritelist; for (offs = (spriteram_size/2)-4;offs >=0;offs -= 4) { data = spriteram16[offs+0]; zoomy = (data & 0xfe00) >> 9; y = data & 0x1ff; data = spriteram16[offs+1]; flipx = (data & 0x4000) >> 14; priority = (data & 0x8000) >> 15; x = data & 0x1ff; data = spriteram16[offs+2]; color = (data & 0xff00) >> 8; zoomx = (data & 0x7f); data = spriteram16[offs+3]; tilenum = data & 0x1fff; // $80000 spritemap rom maps up to $2000 64x64 sprites flipy = (data & 0x8000) >> 15; if (!tilenum) continue; map_offset = tilenum << 5; zoomx += 1; zoomy += 1; y += y_offs; /* treat coords as signed */ if (x>0x140) x -= 0x200; if (y>0x140) y -= 0x200; bad_chunks = 0; for (sprite_chunk=0;sprite_chunk<32;sprite_chunk++) { k = sprite_chunk % 4; /* 4 chunks per row */ j = sprite_chunk / 4; /* 8 rows */ px = k; py = j; if (flipx) px = 3-k; /* pick tiles back to front for x and y flips */ if (flipy) py = 7-j; code = spritemap[map_offset + px + (py<<2)] &tile_mask; if (code==0xffff) { bad_chunks += 1; continue; } curx = x + ((k*zoomx)/4); cury = y + ((j*zoomy)/8); zx= x + (((k+1)*zoomx)/4) - curx; zy= y + (((j+1)*zoomy)/8) - cury; if (sprites_flipscreen) { /* -zx/y is there to fix zoomed sprite coords in screenflip. drawgfxzoom does not know to draw from flip-side of sprites when screen is flipped; so we must correct the coords ourselves. */ curx = 320 - curx - zx; cury = 256 - cury - zy; flipx = !flipx; flipy = !flipy; } sprite_ptr->code = code; sprite_ptr->color = color; sprite_ptr->flipx = flipx; sprite_ptr->flipy = flipy; sprite_ptr->x = curx; sprite_ptr->y = cury; sprite_ptr->zoomx = zx << 12; sprite_ptr->zoomy = zy << 13; if (primasks) { sprite_ptr->primask = primasks[priority]; sprite_ptr++; } else { drawgfxzoom_transpen(bitmap,cliprect,machine->gfx[0], sprite_ptr->code, sprite_ptr->color, sprite_ptr->flipx,sprite_ptr->flipy, sprite_ptr->x,sprite_ptr->y, sprite_ptr->zoomx,sprite_ptr->zoomy,0); } } if (bad_chunks) logerror("Sprite number %04x had %02x invalid chunks\n",tilenum,bad_chunks); } /* this happens only if primsks != NULL */ while (sprite_ptr != spritelist) { sprite_ptr--; pdrawgfxzoom_transpen(bitmap,cliprect,machine->gfx[0], sprite_ptr->code, sprite_ptr->color, sprite_ptr->flipx,sprite_ptr->flipy, sprite_ptr->x,sprite_ptr->y, sprite_ptr->zoomx,sprite_ptr->zoomy, machine->priority_bitmap,sprite_ptr->primask,0); } }
/************************************************************ SPRITE DRAW ROUTINE It draws a series of small tiles ("chunks") together to create a big sprite. The spritemap rom provides the lookup table for this. We look up the 16x8 sprite chunks from the spritemap rom, creating each 64x64 sprite as follows: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 The game makes heavy use of sprite zooming. *** NB: unused portions of the spritemap rom contain hex FF's. It is a useful coding check to warn in the log if these are being accessed. [They can be inadvertently while spriteram is being tested, take no notice of that.] Othunder (modified table from Raine) Byte | Bit(s) | Description -----+76543210+------------------------------------- 0 |xxxxxxx.| ZoomY (0 min, 63 max - msb unused as sprites are 64x64) 0 |.......x| Y position (High) 1 |xxxxxxxx| Y position (Low) 2 |x.......| Sprite/BG Priority (0=sprites high) 2 |.x......| Flip X 2 |..?????.| unknown/unused ? 2 |.......x| X position (High) 3 |xxxxxxxx| X position (Low) 4 |xxxxxxxx| Palette bank 5 |?.......| unknown/unused ? 5 |.xxxxxxx| ZoomX (0 min, 63 max - msb unused as sprites are 64x64) 6 |x.......| Flip Y 6 |.??.....| unknown/unused ? 6 |...xxxxx| Sprite Tile high (2 msbs unused - 3/4 of spritemap rom empty) 7 |xxxxxxxx| Sprite Tile low ********************************************************/
SPRITE DRAW ROUTINE It draws a series of small tiles ("chunks") together to create a big sprite. The spritemap rom provides the lookup table for this. We look up the 16x8 sprite chunks from the spritemap rom, creating each 64x64 sprite as follows. The game makes heavy use of sprite zooming. unused portions of the spritemap rom contain hex FF's. It is a useful coding check to warn in the log if these are being accessed. [They can be inadvertently while spriteram is being tested, take no notice of that.] Othunder (modified table from Raine)
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static void draw_sprites(running_machine *machine, bitmap_t *bitmap,const rectangle *cliprect,const int *primasks,int y_offs) { UINT16 *spritemap = (UINT16 *)memory_region(machine, "user1"); UINT16 tile_mask = (machine->gfx[0]->total_elements) - 1; int offs, data, tilenum, color, flipx, flipy; int x, y, priority, curx, cury; int sprites_flipscreen = 0; int zoomx, zoomy, zx, zy; int sprite_chunk,map_offset,code,j,k,px,py; int bad_chunks; struct tempsprite *sprite_ptr = spritelist; for (offs = (spriteram_size/2)-4;offs >=0;offs -= 4) { data = spriteram16[offs+0]; zoomy = (data & 0xfe00) >> 9; y = data & 0x1ff; data = spriteram16[offs+1]; flipx = (data & 0x4000) >> 14; priority = (data & 0x8000) >> 15; x = data & 0x1ff; data = spriteram16[offs+2]; color = (data & 0xff00) >> 8; zoomx = (data & 0x7f); data = spriteram16[offs+3]; tilenum = data & 0x1fff; flipy = (data & 0x8000) >> 15; if (!tilenum) continue; map_offset = tilenum << 5; zoomx += 1; zoomy += 1; y += y_offs; if (x>0x140) x -= 0x200; if (y>0x140) y -= 0x200; bad_chunks = 0; for (sprite_chunk=0;sprite_chunk<32;sprite_chunk++) { k = sprite_chunk % 4; j = sprite_chunk / 4; px = k; py = j; if (flipx) px = 3-k; if (flipy) py = 7-j; code = spritemap[map_offset + px + (py<<2)] &tile_mask; if (code==0xffff) { bad_chunks += 1; continue; } curx = x + ((k*zoomx)/4); cury = y + ((j*zoomy)/8); zx= x + (((k+1)*zoomx)/4) - curx; zy= y + (((j+1)*zoomy)/8) - cury; if (sprites_flipscreen) { curx = 320 - curx - zx; cury = 256 - cury - zy; flipx = !flipx; flipy = !flipy; } sprite_ptr->code = code; sprite_ptr->color = color; sprite_ptr->flipx = flipx; sprite_ptr->flipy = flipy; sprite_ptr->x = curx; sprite_ptr->y = cury; sprite_ptr->zoomx = zx << 12; sprite_ptr->zoomy = zy << 13; if (primasks) { sprite_ptr->primask = primasks[priority]; sprite_ptr++; } else { drawgfxzoom_transpen(bitmap,cliprect,machine->gfx[0], sprite_ptr->code, sprite_ptr->color, sprite_ptr->flipx,sprite_ptr->flipy, sprite_ptr->x,sprite_ptr->y, sprite_ptr->zoomx,sprite_ptr->zoomy,0); } } if (bad_chunks) logerror("Sprite number %04x had %02x invalid chunks\n",tilenum,bad_chunks); } while (sprite_ptr != spritelist) { sprite_ptr--; pdrawgfxzoom_transpen(bitmap,cliprect,machine->gfx[0], sprite_ptr->code, sprite_ptr->color, sprite_ptr->flipx,sprite_ptr->flipy, sprite_ptr->x,sprite_ptr->y, sprite_ptr->zoomx,sprite_ptr->zoomy, machine->priority_bitmap,sprite_ptr->primask,0); } }
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SPRITE DRAW ROUTINE It draws a series of small tiles ("chunks") together to create a big sprite.
[ "SPRITE", "DRAW", "ROUTINE", "It", "draws", "a", "series", "of", "small", "tiles", "(", "\"", "chunks", "\"", ")", "together", "to", "create", "a", "big", "sprite", "." ]
[ "/* pdrawgfx() needs us to draw sprites front to back, so we have to build a list\n while processing sprite ram and then draw them all at the end */", "// $80000 spritemap rom maps up to $2000 64x64 sprites", "/* treat coords as signed */", "/* 4 chunks per row */", "/* 8 rows */", "/* pick tiles back to front for x and y flips */", "/* -zx/y is there to fix zoomed sprite coords in screenflip.\n drawgfxzoom does not know to draw from flip-side of sprites when\n screen is flipped; so we must correct the coords ourselves. */", "/* this happens only if primsks != NULL */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "bitmap", "type": "bitmap_t" }, { "param": "cliprect", "type": "rectangle" }, { "param": "primasks", "type": "int" }, { "param": "y_offs", "type": "int" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "bitmap", "type": "bitmap_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "cliprect", "type": "rectangle", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "primasks", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "y_offs", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
add_frame_callback
void
void add_frame_callback(running_machine *machine, void (*callback)(running_machine *)) { mame_private *mame = machine->mame_data; callback_item *cb, **cur; assert_always(mame_get_phase(machine) == MAME_PHASE_INIT, "Can only call add_frame_callback at init time!"); /* allocate memory */ cb = alloc_or_die(callback_item); /* add us to the end of the list */ cb->func.frame = callback; cb->next = NULL; for (cur = &mame->frame_callback_list; *cur; cur = &(*cur)->next) ; *cur = cb; }
/*------------------------------------------------- add_frame_callback - request a callback on frame update -------------------------------------------------*/
request a callback on frame update
[ "request", "a", "callback", "on", "frame", "update" ]
void add_frame_callback(running_machine *machine, void (*callback)(running_machine *)) { mame_private *mame = machine->mame_data; callback_item *cb, **cur; assert_always(mame_get_phase(machine) == MAME_PHASE_INIT, "Can only call add_frame_callback at init time!"); cb = alloc_or_die(callback_item); cb->func.frame = callback; cb->next = NULL; for (cur = &mame->frame_callback_list; *cur; cur = &(*cur)->next) ; *cur = cb; }
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add_frame_callback - request a callback on frame update
[ "add_frame_callback", "-", "request", "a", "callback", "on", "frame", "update" ]
[ "/* allocate memory */", "/* add us to the end of the list */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "callback", "type": "void" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "callback", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
mame_schedule_hard_reset
void
void mame_schedule_hard_reset(running_machine *machine) { mame_private *mame = machine->mame_data; mame->hard_reset_pending = TRUE; /* if we're executing, abort out immediately */ eat_all_cpu_cycles(machine); }
/*------------------------------------------------- mame_schedule_hard_reset - schedule a hard- reset of the system -------------------------------------------------*/
schedule a hard reset of the system
[ "schedule", "a", "hard", "reset", "of", "the", "system" ]
void mame_schedule_hard_reset(running_machine *machine) { mame_private *mame = machine->mame_data; mame->hard_reset_pending = TRUE; eat_all_cpu_cycles(machine); }
[ "void", "mame_schedule_hard_reset", "(", "running_machine", "*", "machine", ")", "{", "mame_private", "*", "mame", "=", "machine", "->", "mame_data", ";", "mame", "->", "hard_reset_pending", "=", "TRUE", ";", "eat_all_cpu_cycles", "(", "machine", ")", ";", "}" ]
mame_schedule_hard_reset - schedule a hard reset of the system
[ "mame_schedule_hard_reset", "-", "schedule", "a", "hard", "reset", "of", "the", "system" ]
[ "/* if we're executing, abort out immediately */" ]
[ { "param": "machine", "type": "running_machine" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
mame_schedule_soft_reset
void
void mame_schedule_soft_reset(running_machine *machine) { mame_private *mame = machine->mame_data; timer_adjust_oneshot(mame->soft_reset_timer, attotime_zero, 0); /* we can't be paused since the timer needs to fire */ mame_pause(machine, FALSE); /* if we're executing, abort out immediately */ eat_all_cpu_cycles(machine); }
/*------------------------------------------------- mame_schedule_soft_reset - schedule a soft- reset of the system -------------------------------------------------*/
schedule a soft reset of the system
[ "schedule", "a", "soft", "reset", "of", "the", "system" ]
void mame_schedule_soft_reset(running_machine *machine) { mame_private *mame = machine->mame_data; timer_adjust_oneshot(mame->soft_reset_timer, attotime_zero, 0); mame_pause(machine, FALSE); eat_all_cpu_cycles(machine); }
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mame_schedule_soft_reset - schedule a soft reset of the system
[ "mame_schedule_soft_reset", "-", "schedule", "a", "soft", "reset", "of", "the", "system" ]
[ "/* we can't be paused since the timer needs to fire */", "/* if we're executing, abort out immediately */" ]
[ { "param": "machine", "type": "running_machine" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
mame_schedule_new_driver
void
void mame_schedule_new_driver(running_machine *machine, const game_driver *driver) { mame_private *mame = machine->mame_data; mame->hard_reset_pending = TRUE; mame->new_driver_pending = driver; /* if we're executing, abort out immediately */ eat_all_cpu_cycles(machine); }
/*------------------------------------------------- mame_schedule_new_driver - schedule a new game to be loaded -------------------------------------------------*/
schedule a new game to be loaded
[ "schedule", "a", "new", "game", "to", "be", "loaded" ]
void mame_schedule_new_driver(running_machine *machine, const game_driver *driver) { mame_private *mame = machine->mame_data; mame->hard_reset_pending = TRUE; mame->new_driver_pending = driver; eat_all_cpu_cycles(machine); }
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mame_schedule_new_driver - schedule a new game to be loaded
[ "mame_schedule_new_driver", "-", "schedule", "a", "new", "game", "to", "be", "loaded" ]
[ "/* if we're executing, abort out immediately */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "driver", "type": "game_driver" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "driver", "type": "game_driver", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
mame_schedule_save
void
void mame_schedule_save(running_machine *machine, const char *filename) { mame_private *mame = machine->mame_data; /* specify the filename to save or load */ set_saveload_filename(machine, filename); /* note the start time and set a timer for the next timeslice to actually schedule it */ mame->saveload_schedule_callback = handle_save; mame->saveload_schedule_time = timer_get_time(machine); /* we can't be paused since we need to clear out anonymous timers */ mame_pause(machine, FALSE); }
/*------------------------------------------------- mame_schedule_save - schedule a save to occur as soon as possible -------------------------------------------------*/
schedule a save to occur as soon as possible
[ "schedule", "a", "save", "to", "occur", "as", "soon", "as", "possible" ]
void mame_schedule_save(running_machine *machine, const char *filename) { mame_private *mame = machine->mame_data; set_saveload_filename(machine, filename); mame->saveload_schedule_callback = handle_save; mame->saveload_schedule_time = timer_get_time(machine); mame_pause(machine, FALSE); }
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mame_schedule_save - schedule a save to occur as soon as possible
[ "mame_schedule_save", "-", "schedule", "a", "save", "to", "occur", "as", "soon", "as", "possible" ]
[ "/* specify the filename to save or load */", "/* note the start time and set a timer for the next timeslice to actually schedule it */", "/* we can't be paused since we need to clear out anonymous timers */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "filename", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "filename", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
mame_schedule_load
void
void mame_schedule_load(running_machine *machine, const char *filename) { mame_private *mame = machine->mame_data; /* specify the filename to save or load */ set_saveload_filename(machine, filename); /* note the start time and set a timer for the next timeslice to actually schedule it */ mame->saveload_schedule_callback = handle_load; mame->saveload_schedule_time = timer_get_time(machine); /* we can't be paused since we need to clear out anonymous timers */ mame_pause(machine, FALSE); }
/*------------------------------------------------- mame_schedule_load - schedule a load to occur as soon as possible -------------------------------------------------*/
schedule a load to occur as soon as possible
[ "schedule", "a", "load", "to", "occur", "as", "soon", "as", "possible" ]
void mame_schedule_load(running_machine *machine, const char *filename) { mame_private *mame = machine->mame_data; set_saveload_filename(machine, filename); mame->saveload_schedule_callback = handle_load; mame->saveload_schedule_time = timer_get_time(machine); mame_pause(machine, FALSE); }
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mame_schedule_load - schedule a load to occur as soon as possible
[ "mame_schedule_load", "-", "schedule", "a", "load", "to", "occur", "as", "soon", "as", "possible" ]
[ "/* specify the filename to save or load */", "/* note the start time and set a timer for the next timeslice to actually schedule it */", "/* we can't be paused since we need to clear out anonymous timers */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "filename", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "filename", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
memory_region
UINT8
UINT8 *memory_region(running_machine *machine, const char *name) { mame_private *mame = machine->mame_data; region_info *info; /* NULL tag always fails */ if (name == NULL) return NULL; /* make sure we don't have a region of the same name */ for (info = mame->regions; info != NULL; info = info->next) if (astring_cmpc(info->name, name) == 0) return info->base; return NULL; }
/*------------------------------------------------- memory_region - returns pointer to a memory region -------------------------------------------------*/
returns pointer to a memory region
[ "returns", "pointer", "to", "a", "memory", "region" ]
UINT8 *memory_region(running_machine *machine, const char *name) { mame_private *mame = machine->mame_data; region_info *info; if (name == NULL) return NULL; for (info = mame->regions; info != NULL; info = info->next) if (astring_cmpc(info->name, name) == 0) return info->base; return NULL; }
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memory_region - returns pointer to a memory region
[ "memory_region", "-", "returns", "pointer", "to", "a", "memory", "region" ]
[ "/* NULL tag always fails */", "/* make sure we don't have a region of the same name */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "name", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "name", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
memory_region_length
UINT32
UINT32 memory_region_length(running_machine *machine, const char *name) { mame_private *mame = machine->mame_data; region_info *info; /* NULL tag always fails */ if (name == NULL) return 0; /* make sure we don't have a region of the same name */ for (info = mame->regions; info != NULL; info = info->next) if (astring_cmpc(info->name, name) == 0) return info->length; return 0; }
/*------------------------------------------------- memory_region_length - returns length of a memory region -------------------------------------------------*/
returns length of a memory region
[ "returns", "length", "of", "a", "memory", "region" ]
UINT32 memory_region_length(running_machine *machine, const char *name) { mame_private *mame = machine->mame_data; region_info *info; if (name == NULL) return 0; for (info = mame->regions; info != NULL; info = info->next) if (astring_cmpc(info->name, name) == 0) return info->length; return 0; }
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memory_region_length - returns length of a memory region
[ "memory_region_length", "-", "returns", "length", "of", "a", "memory", "region" ]
[ "/* NULL tag always fails */", "/* make sure we don't have a region of the same name */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "name", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "name", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
memory_region_flags
UINT32
UINT32 memory_region_flags(running_machine *machine, const char *name) { mame_private *mame = machine->mame_data; region_info *info; /* NULL tag always fails */ if (name == NULL) return 0; /* make sure we don't have a region of the same name */ for (info = mame->regions; info != NULL; info = info->next) if (astring_cmpc(info->name, name) == 0) return info->flags; return 0; }
/*------------------------------------------------- memory_region_flags - returns flags for a memory region -------------------------------------------------*/
returns flags for a memory region
[ "returns", "flags", "for", "a", "memory", "region" ]
UINT32 memory_region_flags(running_machine *machine, const char *name) { mame_private *mame = machine->mame_data; region_info *info; if (name == NULL) return 0; for (info = mame->regions; info != NULL; info = info->next) if (astring_cmpc(info->name, name) == 0) return info->flags; return 0; }
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memory_region_flags - returns flags for a memory region
[ "memory_region_flags", "-", "returns", "flags", "for", "a", "memory", "region" ]
[ "/* NULL tag always fails */", "/* make sure we don't have a region of the same name */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "name", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "name", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
memory_region_next
char
const char *memory_region_next(running_machine *machine, const char *name) { mame_private *mame = machine->mame_data; region_info *info; /* if there's nothing in this class, fail immediately */ info = mame->regions; if (info == NULL) return NULL; /* NULL means return the first */ if (name == NULL) return astring_c(info->name); /* make sure we don't have a region of the same name */ for ( ; info != NULL; info = info->next) if (astring_cmpc(info->name, name) == 0) return (info->next != NULL) ? astring_c(info->next->name) : NULL; return NULL; }
/*------------------------------------------------- memory_region_next - the name of the next memory region (or the first if name == NULL) -------------------------------------------------*/
the name of the next memory region (or the first if name == NULL)
[ "the", "name", "of", "the", "next", "memory", "region", "(", "or", "the", "first", "if", "name", "==", "NULL", ")" ]
const char *memory_region_next(running_machine *machine, const char *name) { mame_private *mame = machine->mame_data; region_info *info; info = mame->regions; if (info == NULL) return NULL; if (name == NULL) return astring_c(info->name); for ( ; info != NULL; info = info->next) if (astring_cmpc(info->name, name) == 0) return (info->next != NULL) ? astring_c(info->next->name) : NULL; return NULL; }
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memory_region_next - the name of the next memory region (or the first if name == NULL)
[ "memory_region_next", "-", "the", "name", "of", "the", "next", "memory", "region", "(", "or", "the", "first", "if", "name", "==", "NULL", ")" ]
[ "/* if there's nothing in this class, fail immediately */", "/* NULL means return the first */", "/* make sure we don't have a region of the same name */" ]
[ { "param": "machine", "type": "running_machine" }, { "param": "name", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "name", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
mame_printf_info
void
void mame_printf_info(const char *format, ...) { va_list argptr; #ifdef ANDROID char buffer[1024]; va_start(argptr, format); vsprintf (buffer,format,argptr ); va_end(argptr); __android_log_print(ANDROID_LOG_INFO, "MAME","%s",buffer); #else /* by default, we go to stdout */ if (output_cb[OUTPUT_CHANNEL_INFO] == NULL) { output_cb[OUTPUT_CHANNEL_INFO] = mame_file_output_callback; output_cb_param[OUTPUT_CHANNEL_INFO] = stdout; } /* do the output */ va_start(argptr, format); (*output_cb[OUTPUT_CHANNEL_INFO])(output_cb_param[OUTPUT_CHANNEL_INFO], format, argptr); va_end(argptr); #endif }
/*------------------------------------------------- mame_printf_info - output info text to the appropriate callback -------------------------------------------------*/
output info text to the appropriate callback
[ "output", "info", "text", "to", "the", "appropriate", "callback" ]
void mame_printf_info(const char *format, ...) { va_list argptr; #ifdef ANDROID char buffer[1024]; va_start(argptr, format); vsprintf (buffer,format,argptr ); va_end(argptr); __android_log_print(ANDROID_LOG_INFO, "MAME","%s",buffer); #else if (output_cb[OUTPUT_CHANNEL_INFO] == NULL) { output_cb[OUTPUT_CHANNEL_INFO] = mame_file_output_callback; output_cb_param[OUTPUT_CHANNEL_INFO] = stdout; } va_start(argptr, format); (*output_cb[OUTPUT_CHANNEL_INFO])(output_cb_param[OUTPUT_CHANNEL_INFO], format, argptr); va_end(argptr); #endif }
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mame_printf_info - output info text to the appropriate callback
[ "mame_printf_info", "-", "output", "info", "text", "to", "the", "appropriate", "callback" ]
[ "/* by default, we go to stdout */", "/* do the output */" ]
[ { "param": "format", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "format", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
mame_printf_verbose
void
void mame_printf_verbose(const char *format, ...) { va_list argptr; #ifdef ANDROID char buffer[1024]; va_start(argptr, format); vsprintf (buffer,format,argptr ); va_end(argptr); __android_log_print(ANDROID_LOG_INFO, "MAME","%s",buffer); #else char buffer[1024]; va_start(argptr, format); vsprintf (buffer,format,argptr ); va_end(argptr); printf("--> %s",buffer); #endif /* if we're not verbose, skip it */ if (mame_opts == NULL || !options_get_bool(mame_options(), OPTION_VERBOSE)) return; /* by default, we go to stdout */ if (output_cb[OUTPUT_CHANNEL_VERBOSE] == NULL) { output_cb[OUTPUT_CHANNEL_VERBOSE] = mame_file_output_callback; output_cb_param[OUTPUT_CHANNEL_VERBOSE] = stdout; } /* do the output */ va_start(argptr, format); (*output_cb[OUTPUT_CHANNEL_VERBOSE])(output_cb_param[OUTPUT_CHANNEL_VERBOSE], format, argptr); va_end(argptr); }
/*------------------------------------------------- mame_printf_verbose - output verbose text to the appropriate callback -------------------------------------------------*/
output verbose text to the appropriate callback
[ "output", "verbose", "text", "to", "the", "appropriate", "callback" ]
void mame_printf_verbose(const char *format, ...) { va_list argptr; #ifdef ANDROID char buffer[1024]; va_start(argptr, format); vsprintf (buffer,format,argptr ); va_end(argptr); __android_log_print(ANDROID_LOG_INFO, "MAME","%s",buffer); #else char buffer[1024]; va_start(argptr, format); vsprintf (buffer,format,argptr ); va_end(argptr); printf("--> %s",buffer); #endif if (mame_opts == NULL || !options_get_bool(mame_options(), OPTION_VERBOSE)) return; if (output_cb[OUTPUT_CHANNEL_VERBOSE] == NULL) { output_cb[OUTPUT_CHANNEL_VERBOSE] = mame_file_output_callback; output_cb_param[OUTPUT_CHANNEL_VERBOSE] = stdout; } va_start(argptr, format); (*output_cb[OUTPUT_CHANNEL_VERBOSE])(output_cb_param[OUTPUT_CHANNEL_VERBOSE], format, argptr); va_end(argptr); }
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mame_printf_verbose - output verbose text to the appropriate callback
[ "mame_printf_verbose", "-", "output", "verbose", "text", "to", "the", "appropriate", "callback" ]
[ "/* if we're not verbose, skip it */", "/* by default, we go to stdout */", "/* do the output */" ]
[ { "param": "format", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "format", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
add_logerror_callback
void
void add_logerror_callback(running_machine *machine, void (*callback)(running_machine *, const char *)) { mame_private *mame = machine->mame_data; callback_item *cb, **cur; assert_always(mame_get_phase(machine) == MAME_PHASE_INIT, "Can only call add_logerror_callback at init time!"); cb = auto_alloc(machine, callback_item); cb->func.log = callback; cb->next = NULL; for (cur = &mame->logerror_callback_list; *cur; cur = &(*cur)->next) ; *cur = cb; }
/*------------------------------------------------- add_logerror_callback - adds a callback to be called on logerror() -------------------------------------------------*/
adds a callback to be called on logerror()
[ "adds", "a", "callback", "to", "be", "called", "on", "logerror", "()" ]
void add_logerror_callback(running_machine *machine, void (*callback)(running_machine *, const char *)) { mame_private *mame = machine->mame_data; callback_item *cb, **cur; assert_always(mame_get_phase(machine) == MAME_PHASE_INIT, "Can only call add_logerror_callback at init time!"); cb = auto_alloc(machine, callback_item); cb->func.log = callback; cb->next = NULL; for (cur = &mame->logerror_callback_list; *cur; cur = &(*cur)->next) ; *cur = cb; }
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add_logerror_callback - adds a callback to be called on logerror()
[ "add_logerror_callback", "-", "adds", "a", "callback", "to", "be", "called", "on", "logerror", "()" ]
[]
[ { "param": "machine", "type": "running_machine" }, { "param": "callback", "type": "void" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "callback", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
create_machine
running_machine
static running_machine *create_machine(const game_driver *driver) { running_machine *machine; /* allocate memory for the machine */ machine = (running_machine *)malloc(sizeof(*machine)); if (machine == NULL) goto error; memset(machine, 0, sizeof(*machine)); /* allocate memory for the internal mame_data */ machine->mame_data = (mame_private *)malloc(sizeof(*machine->mame_data)); if (machine->mame_data == NULL) goto error; memset(machine->mame_data, 0, sizeof(*machine->mame_data)); /* initialize the driver-related variables in the machine */ machine->gamedrv = driver; machine->basename = mame_strdup(driver->name); machine->config = machine_config_alloc(driver->machine_config); /* allocate the driver data */ if (machine->config->driver_data_size != 0) { machine->driver_data = malloc(machine->config->driver_data_size); if (machine->driver_data == NULL) goto error; memset(machine->driver_data, 0, machine->config->driver_data_size); } /* find devices */ machine->firstcpu = cpu_first(machine->config); machine->primary_screen = video_screen_first(machine->config); /* attach this machine to all the devices in the configuration */ device_list_attach_machine(machine); /* fetch core options */ machine->sample_rate = options_get_int(mame_options(), OPTION_SAMPLERATE); machine->debug_flags = options_get_bool(mame_options(), OPTION_DEBUG) ? (DEBUG_FLAG_ENABLED | DEBUG_FLAG_CALL_HOOK) : 0; return machine; error: if (machine->driver_data != NULL) free(machine->driver_data); if (machine->config != NULL) machine_config_free((machine_config *)machine->config); if (machine->mame_data != NULL) free(machine->mame_data); if (machine != NULL) free(machine); return NULL; }
/*------------------------------------------------- create_machine - create the running machine object and initialize it based on options -------------------------------------------------*/
create the running machine object and initialize it based on options
[ "create", "the", "running", "machine", "object", "and", "initialize", "it", "based", "on", "options" ]
static running_machine *create_machine(const game_driver *driver) { running_machine *machine; machine = (running_machine *)malloc(sizeof(*machine)); if (machine == NULL) goto error; memset(machine, 0, sizeof(*machine)); machine->mame_data = (mame_private *)malloc(sizeof(*machine->mame_data)); if (machine->mame_data == NULL) goto error; memset(machine->mame_data, 0, sizeof(*machine->mame_data)); machine->gamedrv = driver; machine->basename = mame_strdup(driver->name); machine->config = machine_config_alloc(driver->machine_config); if (machine->config->driver_data_size != 0) { machine->driver_data = malloc(machine->config->driver_data_size); if (machine->driver_data == NULL) goto error; memset(machine->driver_data, 0, machine->config->driver_data_size); } machine->firstcpu = cpu_first(machine->config); machine->primary_screen = video_screen_first(machine->config); device_list_attach_machine(machine); machine->sample_rate = options_get_int(mame_options(), OPTION_SAMPLERATE); machine->debug_flags = options_get_bool(mame_options(), OPTION_DEBUG) ? (DEBUG_FLAG_ENABLED | DEBUG_FLAG_CALL_HOOK) : 0; return machine; error: if (machine->driver_data != NULL) free(machine->driver_data); if (machine->config != NULL) machine_config_free((machine_config *)machine->config); if (machine->mame_data != NULL) free(machine->mame_data); if (machine != NULL) free(machine); return NULL; }
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create_machine - create the running machine object and initialize it based on options
[ "create_machine", "-", "create", "the", "running", "machine", "object", "and", "initialize", "it", "based", "on", "options" ]
[ "/* allocate memory for the machine */", "/* allocate memory for the internal mame_data */", "/* initialize the driver-related variables in the machine */", "/* allocate the driver data */", "/* find devices */", "/* attach this machine to all the devices in the configuration */", "/* fetch core options */" ]
[ { "param": "driver", "type": "game_driver" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "driver", "type": "game_driver", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f930c8d1c21ee32655042175720e02120c55d3c3
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/emu/mame.c
[ "Unlicense" ]
C
mame_get_current_datetime
void
void mame_get_current_datetime(running_machine *machine, mame_system_time *systime) { mame_private *mame = machine->mame_data; fill_systime(systime, mame->base_time + timer_get_time(machine).seconds); }
/*------------------------------------------------- mame_get_current_datetime - retrieve the current time (offsetted by the baes); useful for RTC implementations -------------------------------------------------*/
retrieve the current time (offsetted by the baes); useful for RTC implementations
[ "retrieve", "the", "current", "time", "(", "offsetted", "by", "the", "baes", ")", ";", "useful", "for", "RTC", "implementations" ]
void mame_get_current_datetime(running_machine *machine, mame_system_time *systime) { mame_private *mame = machine->mame_data; fill_systime(systime, mame->base_time + timer_get_time(machine).seconds); }
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mame_get_current_datetime - retrieve the current time (offsetted by the baes); useful for RTC implementations
[ "mame_get_current_datetime", "-", "retrieve", "the", "current", "time", "(", "offsetted", "by", "the", "baes", ")", ";", "useful", "for", "RTC", "implementations" ]
[]
[ { "param": "machine", "type": "running_machine" }, { "param": "systime", "type": "mame_system_time" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "machine", "type": "running_machine", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "systime", "type": "mame_system_time", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
be0b55b463a626740175b166378b8ac928405beb
lofunz/mieme
Reloaded/trunk/src/mame/audio/snes_snd.c
[ "Unlicense" ]
C
advance_envelope
int
static int advance_envelope( running_device *device, int v ) { snes_sound_state *spc700 = get_safe_token(device); int envx; int cnt; int adsr1; int t; envx = spc700->voice_state[v].envx; if (spc700->voice_state[v].envstate == RELEASE) { /* Docs: "When in the state of "key off". the "click" sound is prevented by the addition of the fixed value 1/256" WTF??? Alright, I'm going to choose to interpret that this way: When a note is keyed off, start the RELEASE state, which subtracts 1/256th each sample period (32kHz). Note there's no need for a count because it always happens every update. */ envx -= 0x8; /* 0x8 / 0x800 = 1/256th */ if (envx <= 0) { envx = 0; spc700->keys &= ~(1 << v); return -1; } spc700->voice_state[v].envx = envx; spc700->dsp_regs[(v << 4) + 8] = envx >> 8; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=RELEASE\n", v, envx); #endif return envx; } cnt = spc700->voice_state[v].envcnt; adsr1 = spc700->dsp_regs[(v << 4) + 5]; if (adsr1 & 0x80) { switch (spc700->voice_state[v].envstate) { case ATTACK: /* Docs are very confusing. "AR is multiplied by the fixed value 1/64..." I believe it means to add 1/64th to ENVX once every time ATTACK is updated, and that's what I'm going to implement. */ t = adsr1 & 0x0f; if (t == 0x0f) { #ifdef DBG_ENV logerror("ENV voice %d: instant attack\n", v); #endif envx += 0x400; } else { cnt -= ENVCNT[(t << 1) + 1]; if (cnt > 0) break; envx += 0x20; /* 0x020 / 0x800 = 1/64 */ cnt = CNT_INIT; } if (envx > 0x7ff) { envx = 0x7ff; spc700->voice_state[v].envstate = DECAY; } #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=ATTACK\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; case DECAY: /* Docs: "DR... [is multiplied] by the fixed value 1-1/256." Well, at least that makes some sense. Multiplying ENVX by 255/256 every time DECAY is updated. */ cnt -= ENVCNT[((adsr1 >> 3) & 0x0e) + 0x10]; if (cnt <= 0) { cnt = CNT_INIT; envx -= ((envx - 1) >> 8) + 1; spc700->voice_state[v].envx = envx; } if (envx <= 0x100 * (SL(v) + 1)) spc700->voice_state[v].envstate = SUSTAIN; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=DECAY\n", v, envx); #endif break; case SUSTAIN: /* Docs: "SR [is multiplied] by the fixed value 1-1/256." Multiplying ENVX by 255/256 every time SUSTAIN is updated. */ #ifdef DBG_ENV if (ENVCNT[SR(v)] == 0) logerror("ENV voice %d: envx=%03X, state=SUSTAIN, zero rate\n", v, envx); #endif cnt -= ENVCNT[SR(v)]; if (cnt > 0) break; cnt = CNT_INIT; envx -= ((envx - 1) >> 8) + 1; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=SUSTAIN\n", v, envx); #endif spc700->voice_state[v].envx = envx; /* Note: no way out of this state except by explicit KEY OFF (or switch to GAIN). */ break; case RELEASE: /* Handled earlier to prevent GAIN mode from stopping KEY OFF events */ break; } } else { /* GAIN mode is set Note: if the game switches between ADSR and GAIN modes partway through, should the count be reset, or should it continue from where it was? Does the DSP actually watch for that bit to change, or does it just go along with whatever it sees when it performs the update? I'm going to assume the latter and not update the count, unless I see a game that obviously wants the other behavior. The effect would be pretty subtle, in any case. */ t = spc700->dsp_regs[(v << 4) + 7]; if (t < 0x80) { envx = t << 4; spc700->voice_state[v].envx = envx; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=DIRECT\n", v, envx); #endif } else { switch (t >> 5) { case 4: /* Docs: "Decrease (linear): Subtraction of the fixed value 1/64." */ cnt -= ENVCNT[t & 0x1f]; if (cnt > 0) break; cnt = CNT_INIT; envx -= 0x020; /* 0x020 / 0x800 = 1/64th */ if (envx < 0) envx = 0; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=DECREASE\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; case 5: /* Docs: "Drecrease <sic> (exponential): Multiplication by the fixed value 1-1/256." */ cnt -= ENVCNT[t & 0x1f]; if (cnt > 0) break; cnt = CNT_INIT; envx -= ((envx - 1) >> 8) + 1; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=EXP\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; case 6: /* Docs: "Increase (linear): Addition of the fixed value 1/64." */ cnt -= ENVCNT[t & 0x1f]; if (cnt > 0) break; cnt = CNT_INIT; envx += 0x020; /* 0x020 / 0x800 = 1/64th */ if (envx > 0x7ff) envx = 0x7ff; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=INCREASE\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; case 7: /* Docs: "Increase (bent line): Addition of the constant 1/64 up to .75 of the constaint <sic> 1/256 from .75 to 1." */ cnt -= ENVCNT[t & 0x1f]; if (cnt > 0) break; cnt = CNT_INIT; if (envx < 0x600) /* 0x600 / 0x800 = .75 */ envx += 0x020; /* 0x020 / 0x800 = 1/64 */ else envx += 0x008; /* 0x008 / 0x800 = 1/256 */ if (envx > 0x7ff) envx=0x7ff; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=INCREASE\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; } } } spc700->voice_state[v].envcnt = cnt; spc700->dsp_regs[(v << 4) + 8] = envx >> 4; return envx; }
/*------------------------------------------------- advance_envelope Run envelope step & return ENVX. v is the voice to process envelope for. -------------------------------------------------*/
advance_envelope Run envelope step & return ENVX. v is the voice to process envelope for.
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static int advance_envelope( running_device *device, int v ) { snes_sound_state *spc700 = get_safe_token(device); int envx; int cnt; int adsr1; int t; envx = spc700->voice_state[v].envx; if (spc700->voice_state[v].envstate == RELEASE) { envx -= 0x8; if (envx <= 0) { envx = 0; spc700->keys &= ~(1 << v); return -1; } spc700->voice_state[v].envx = envx; spc700->dsp_regs[(v << 4) + 8] = envx >> 8; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=RELEASE\n", v, envx); #endif return envx; } cnt = spc700->voice_state[v].envcnt; adsr1 = spc700->dsp_regs[(v << 4) + 5]; if (adsr1 & 0x80) { switch (spc700->voice_state[v].envstate) { case ATTACK: t = adsr1 & 0x0f; if (t == 0x0f) { #ifdef DBG_ENV logerror("ENV voice %d: instant attack\n", v); #endif envx += 0x400; } else { cnt -= ENVCNT[(t << 1) + 1]; if (cnt > 0) break; envx += 0x20; cnt = CNT_INIT; } if (envx > 0x7ff) { envx = 0x7ff; spc700->voice_state[v].envstate = DECAY; } #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=ATTACK\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; case DECAY: cnt -= ENVCNT[((adsr1 >> 3) & 0x0e) + 0x10]; if (cnt <= 0) { cnt = CNT_INIT; envx -= ((envx - 1) >> 8) + 1; spc700->voice_state[v].envx = envx; } if (envx <= 0x100 * (SL(v) + 1)) spc700->voice_state[v].envstate = SUSTAIN; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=DECAY\n", v, envx); #endif break; case SUSTAIN: #ifdef DBG_ENV if (ENVCNT[SR(v)] == 0) logerror("ENV voice %d: envx=%03X, state=SUSTAIN, zero rate\n", v, envx); #endif cnt -= ENVCNT[SR(v)]; if (cnt > 0) break; cnt = CNT_INIT; envx -= ((envx - 1) >> 8) + 1; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=SUSTAIN\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; case RELEASE: break; } } else { t = spc700->dsp_regs[(v << 4) + 7]; if (t < 0x80) { envx = t << 4; spc700->voice_state[v].envx = envx; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=DIRECT\n", v, envx); #endif } else { switch (t >> 5) { case 4: cnt -= ENVCNT[t & 0x1f]; if (cnt > 0) break; cnt = CNT_INIT; envx -= 0x020; if (envx < 0) envx = 0; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=DECREASE\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; case 5: cnt -= ENVCNT[t & 0x1f]; if (cnt > 0) break; cnt = CNT_INIT; envx -= ((envx - 1) >> 8) + 1; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=EXP\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; case 6: cnt -= ENVCNT[t & 0x1f]; if (cnt > 0) break; cnt = CNT_INIT; envx += 0x020; if (envx > 0x7ff) envx = 0x7ff; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=INCREASE\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; case 7: cnt -= ENVCNT[t & 0x1f]; if (cnt > 0) break; cnt = CNT_INIT; if (envx < 0x600) envx += 0x020; else envx += 0x008; if (envx > 0x7ff) envx=0x7ff; #ifdef DBG_ENV logerror("ENV voice %d: envx=%03X, state=INCREASE\n", v, envx); #endif spc700->voice_state[v].envx = envx; break; } } } spc700->voice_state[v].envcnt = cnt; spc700->dsp_regs[(v << 4) + 8] = envx >> 4; return envx; }
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advance_envelope Run envelope step & return ENVX.
[ "advance_envelope", "Run", "envelope", "step", "&", "return", "ENVX", "." ]
[ "/* Docs: \"When in the state of \"key off\". the \"click\" sound is prevented\r\n by the addition of the fixed value 1/256\" WTF??? Alright, I'm going\r\n to choose to interpret that this way: When a note is keyed off, start\r\n the RELEASE state, which subtracts 1/256th each sample period (32kHz).\r\n Note there's no need for a count because it always happens every\r\n update. */", "/* 0x8 / 0x800 = 1/256th */", "/* Docs are very confusing. \"AR is multiplied by the fixed value\r\n 1/64...\" I believe it means to add 1/64th to ENVX once every\r\n time ATTACK is updated, and that's what I'm going to implement. */", "/* 0x020 / 0x800 = 1/64 */", "/* Docs: \"DR... [is multiplied] by the fixed value 1-1/256.\"\r\n Well, at least that makes some sense. Multiplying ENVX by\r\n 255/256 every time DECAY is updated. */", "/* Docs: \"SR [is multiplied] by the fixed value 1-1/256.\"\r\n Multiplying ENVX by 255/256 every time SUSTAIN is updated. */", "/* Note: no way out of this state except by explicit KEY OFF (or switch to GAIN). */", "/* Handled earlier to prevent GAIN mode from stopping KEY OFF events */", "/* GAIN mode is set\r\n Note: if the game switches between ADSR and GAIN modes partway\r\n through, should the count be reset, or should it continue from\r\n where it was? Does the DSP actually watch for that bit to\r\n change, or does it just go along with whatever it sees when it\r\n performs the update? I'm going to assume the latter and not\r\n update the count, unless I see a game that obviously wants the\r\n other behavior. The effect would be pretty subtle, in any case.\r\n */", "/* Docs: \"Decrease (linear): Subtraction of the fixed value 1/64.\" */", "/* 0x020 / 0x800 = 1/64th */", "/* Docs: \"Drecrease <sic> (exponential): Multiplication by the fixed value 1-1/256.\" */", "/* Docs: \"Increase (linear): Addition of the fixed value 1/64.\" */", "/* 0x020 / 0x800 = 1/64th */", "/* Docs: \"Increase (bent line): Addition of the constant\r\n 1/64 up to .75 of the constaint <sic> 1/256 from .75 to 1.\" */", "/* 0x600 / 0x800 = .75 */", "/* 0x020 / 0x800 = 1/64 */", "/* 0x008 / 0x800 = 1/256 */" ]
[ { "param": "device", "type": "running_device" }, { "param": "v", "type": "int" } ]
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be2b5eee8bfec15668474426234249bffa85be43
lofunz/mieme
Reloaded/tags/MAME4droid.Reloaded.1.0.WIP/src/mame/drivers/missb2.c
[ "Unlicense" ]
C
irqhandler
void
static void irqhandler(const device_config *device, int irq) { logerror("YM3526 firing an IRQ\n"); // cputag_set_input_line(device->machine, "audiocpu", 0, irq ? ASSERT_LINE : CLEAR_LINE); }
// Handler called by the 3526 emulator when the internal timers cause an IRQ
Handler called by the 3526 emulator when the internal timers cause an IRQ
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static void irqhandler(const device_config *device, int irq) { logerror("YM3526 firing an IRQ\n"); }
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Handler called by the 3526 emulator when the internal timers cause an IRQ
[ "Handler", "called", "by", "the", "3526", "emulator", "when", "the", "internal", "timers", "cause", "an", "IRQ" ]
[ "// cputag_set_input_line(device->machine, \"audiocpu\", 0, irq ? ASSERT_LINE : CLEAR_LINE);" ]
[ { "param": "device", "type": "device_config" }, { "param": "irq", "type": "int" } ]
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d0ae7e665f848a26c6d7b1ec07d407a14800ddda
weiszd/SegAlign
common/cuda_utils.h
[ "MIT" ]
C
check_cuda_setDevice
void
static inline void check_cuda_setDevice(int device_id, const char* tag) { cudaError_t err = cudaSetDevice(device_id); if (err != cudaSuccess) { fprintf(stderr, "Error: cudaSetDevice failed for device %d in %s failed with error \" %s \" \n", device_id, tag, cudaGetErrorString(err)); exit(11); } }
// wrap of cudaSetDevice error checking in one place.
wrap of cudaSetDevice error checking in one place.
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static inline void check_cuda_setDevice(int device_id, const char* tag) { cudaError_t err = cudaSetDevice(device_id); if (err != cudaSuccess) { fprintf(stderr, "Error: cudaSetDevice failed for device %d in %s failed with error \" %s \" \n", device_id, tag, cudaGetErrorString(err)); exit(11); } }
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wrap of cudaSetDevice error checking in one place.
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[]
[ { "param": "device_id", "type": "int" }, { "param": "tag", "type": "char" } ]
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d0ae7e665f848a26c6d7b1ec07d407a14800ddda
weiszd/SegAlign
common/cuda_utils.h
[ "MIT" ]
C
check_cuda_malloc
void
static inline void check_cuda_malloc(void** buf, size_t bytes, const char* tag) { cudaError_t err = cudaMalloc(buf, bytes); if (err != cudaSuccess) { fprintf(stderr, "Error: cudaMalloc of %lu bytes for %s failed with error \" %s \" \n", bytes, tag, cudaGetErrorString(err)); exit(12); } }
// wrap of cudaMalloc error checking in one place.
wrap of cudaMalloc error checking in one place.
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static inline void check_cuda_malloc(void** buf, size_t bytes, const char* tag) { cudaError_t err = cudaMalloc(buf, bytes); if (err != cudaSuccess) { fprintf(stderr, "Error: cudaMalloc of %lu bytes for %s failed with error \" %s \" \n", bytes, tag, cudaGetErrorString(err)); exit(12); } }
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wrap of cudaMalloc error checking in one place.
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[]
[ { "param": "buf", "type": "void" }, { "param": "bytes", "type": "size_t" }, { "param": "tag", "type": "char" } ]
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d0ae7e665f848a26c6d7b1ec07d407a14800ddda
weiszd/SegAlign
common/cuda_utils.h
[ "MIT" ]
C
check_cuda_memcpy
void
static inline void check_cuda_memcpy(void* dst_buf, void* src_buf, size_t bytes, cudaMemcpyKind kind, const char* tag) { cudaError_t err = cudaMemcpy(dst_buf, src_buf, bytes, kind); if (err != cudaSuccess) { fprintf(stderr, "Error: cudaMemcpy of %lu bytes for %s failed with error \" %s \" \n", bytes, tag, cudaGetErrorString(err)); exit(13); } }
// wrap of cudaMemcpy error checking in one place.
wrap of cudaMemcpy error checking in one place.
[ "wrap", "of", "cudaMemcpy", "error", "checking", "in", "one", "place", "." ]
static inline void check_cuda_memcpy(void* dst_buf, void* src_buf, size_t bytes, cudaMemcpyKind kind, const char* tag) { cudaError_t err = cudaMemcpy(dst_buf, src_buf, bytes, kind); if (err != cudaSuccess) { fprintf(stderr, "Error: cudaMemcpy of %lu bytes for %s failed with error \" %s \" \n", bytes, tag, cudaGetErrorString(err)); exit(13); } }
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wrap of cudaMemcpy error checking in one place.
[ "wrap", "of", "cudaMemcpy", "error", "checking", "in", "one", "place", "." ]
[]
[ { "param": "dst_buf", "type": "void" }, { "param": "src_buf", "type": "void" }, { "param": "bytes", "type": "size_t" }, { "param": "kind", "type": "cudaMemcpyKind" }, { "param": "tag", "type": "char" } ]
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d0ae7e665f848a26c6d7b1ec07d407a14800ddda
weiszd/SegAlign
common/cuda_utils.h
[ "MIT" ]
C
check_cuda_free
void
static inline void check_cuda_free(void* buf, const char* tag) { cudaError_t err = cudaFree(buf); if (err != cudaSuccess) { fprintf(stderr, "Error: cudaFree for %s failed with error \" %s \" \n", tag, cudaGetErrorString(err)); exit(14); } }
// wrap of cudaFree error checking in one place.
wrap of cudaFree error checking in one place.
[ "wrap", "of", "cudaFree", "error", "checking", "in", "one", "place", "." ]
static inline void check_cuda_free(void* buf, const char* tag) { cudaError_t err = cudaFree(buf); if (err != cudaSuccess) { fprintf(stderr, "Error: cudaFree for %s failed with error \" %s \" \n", tag, cudaGetErrorString(err)); exit(14); } }
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wrap of cudaFree error checking in one place.
[ "wrap", "of", "cudaFree", "error", "checking", "in", "one", "place", "." ]
[]
[ { "param": "buf", "type": "void" }, { "param": "tag", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "buf", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "tag", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f4ccdc91f6d92223dd32b50481da8d116bf13110
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/tests/perf_realloc.c
[ "Apache-2.0" ]
C
realloc_by_amount
void
static void realloc_by_amount(const char *base_metric_name, size_t size, ssize_t amount, bool amount_is_random) { if (amount_is_random) { snprintf(name, MAX_NAME_SIZE, amount >= 0 ? "%s_from_%llu_up_random" : "%s_from_%llu_down_random", base_metric_name, (uint64_t)size); } else { snprintf(name, MAX_NAME_SIZE, amount >= 0 ? "%s_from_%llu_up_%ld" : "%s_from_%llu_down_%ld", base_metric_name, (uint64_t)size, labs(amount)); } uint64_t total_time = 0; int count = 0; dt_stat_time_t s = dt_stat_time_create(name); dt_stat_set_variable((dt_stat_t)s, "size (bytes)", (unsigned int)size); dt_stat_set_variable((dt_stat_t)s, "amount (bytes)", (int)amount); // rdar://problem/40417821: disable thresholds for now. //dt_stat_set_variable((dt_stat_t)s, kPCFailureThresholdPctVar, // PERFCHECK_THRESHOLD_PCT); dt_stat_token now = dt_stat_time_begin(s); for (;;) { void *ptr = malloc(size); T_QUIET; T_ASSERT_NOTNULL(ptr, "malloc for size %llu failed", (uint64_t)size); dt_stat_token start = dt_stat_time_begin(s); ptr = realloc(ptr, size + amount); dt_stat_token end = dt_stat_time_begin(s); T_QUIET; T_ASSERT_NOTNULL(ptr, "realloc from size %llu to size %llu failed", (uint64_t)size, (uint64_t)(size + amount)); total_time += end - start; free(ptr); if (++count >= NUMBER_OF_SAMPLES_FOR_BATCH(s)) { // Discard outliers or the test won't converge -- this should // be done in libdarwintest if (total_time/count < OUTLIER_TIME) { dt_stat_mach_time_add_batch(s, count, total_time); } total_time = 0; count = 0; if (dt_stat_stable(s)) { break; } } } dt_stat_finalize(s); }
// Measures the time required to realloc a block of memory of given size // by a specified amount.
Measures the time required to realloc a block of memory of given size by a specified amount.
[ "Measures", "the", "time", "required", "to", "realloc", "a", "block", "of", "memory", "of", "given", "size", "by", "a", "specified", "amount", "." ]
static void realloc_by_amount(const char *base_metric_name, size_t size, ssize_t amount, bool amount_is_random) { if (amount_is_random) { snprintf(name, MAX_NAME_SIZE, amount >= 0 ? "%s_from_%llu_up_random" : "%s_from_%llu_down_random", base_metric_name, (uint64_t)size); } else { snprintf(name, MAX_NAME_SIZE, amount >= 0 ? "%s_from_%llu_up_%ld" : "%s_from_%llu_down_%ld", base_metric_name, (uint64_t)size, labs(amount)); } uint64_t total_time = 0; int count = 0; dt_stat_time_t s = dt_stat_time_create(name); dt_stat_set_variable((dt_stat_t)s, "size (bytes)", (unsigned int)size); dt_stat_set_variable((dt_stat_t)s, "amount (bytes)", (int)amount); dt_stat_token now = dt_stat_time_begin(s); for (;;) { void *ptr = malloc(size); T_QUIET; T_ASSERT_NOTNULL(ptr, "malloc for size %llu failed", (uint64_t)size); dt_stat_token start = dt_stat_time_begin(s); ptr = realloc(ptr, size + amount); dt_stat_token end = dt_stat_time_begin(s); T_QUIET; T_ASSERT_NOTNULL(ptr, "realloc from size %llu to size %llu failed", (uint64_t)size, (uint64_t)(size + amount)); total_time += end - start; free(ptr); if (++count >= NUMBER_OF_SAMPLES_FOR_BATCH(s)) { if (total_time/count < OUTLIER_TIME) { dt_stat_mach_time_add_batch(s, count, total_time); } total_time = 0; count = 0; if (dt_stat_stable(s)) { break; } } } dt_stat_finalize(s); }
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Measures the time required to realloc a block of memory of given size by a specified amount.
[ "Measures", "the", "time", "required", "to", "realloc", "a", "block", "of", "memory", "of", "given", "size", "by", "a", "specified", "amount", "." ]
[ "// rdar://problem/40417821: disable thresholds for now.", "//dt_stat_set_variable((dt_stat_t)s, kPCFailureThresholdPctVar,", "//\t\tPERFCHECK_THRESHOLD_PCT);", "// Discard outliers or the test won't converge -- this should", "// be done in libdarwintest" ]
[ { "param": "base_metric_name", "type": "char" }, { "param": "size", "type": "size_t" }, { "param": "amount", "type": "ssize_t" }, { "param": "amount_is_random", "type": "bool" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "base_metric_name", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "size", "type": "size_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "amount", "type": "ssize_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "amount_is_random", "type": "bool", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
c1a58b090a5ad196563645c3fe7f6644d085ec1d
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/radix_tree_internal.h
[ "Apache-2.0" ]
C
keybits
null
static inline unsigned keybits(uint64_t key, int labelBits, int keyshift) { uint64_t mask = (1 << labelBits) - 1; return (unsigned) (key >> (64 - labelBits - keyshift)) & mask; }
/* * Read the most significant labelBits out of (key << keyshift) */
Read the most significant labelBits out of (key << keyshift)
[ "Read", "the", "most", "significant", "labelBits", "out", "of", "(", "key", "<<", "keyshift", ")" ]
static inline unsigned keybits(uint64_t key, int labelBits, int keyshift) { uint64_t mask = (1 << labelBits) - 1; return (unsigned) (key >> (64 - labelBits - keyshift)) & mask; }
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Read the most significant labelBits out of (key << keyshift)
[ "Read", "the", "most", "significant", "labelBits", "out", "of", "(", "key", "<<", "keyshift", ")" ]
[]
[ { "param": "key", "type": "uint64_t" }, { "param": "labelBits", "type": "int" }, { "param": "keyshift", "type": "int" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "key", "type": "uint64_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "labelBits", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "keyshift", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
c1a58b090a5ad196563645c3fe7f6644d085ec1d
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/radix_tree_internal.h
[ "Apache-2.0" ]
C
edge_matches
bool
static inline bool edge_matches(struct radix_edge *edge, uint64_t key, int keyshift) { if (!edge_valid(edge)) { return false; } return keybits(key, edge->labelBits, keyshift) == edge->label; }
/* * Return true if exact radix tree traversal should follow this edge. * That is, return true if the edge label matches the key bits exactly. */
Return true if exact radix tree traversal should follow this edge. That is, return true if the edge label matches the key bits exactly.
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static inline bool edge_matches(struct radix_edge *edge, uint64_t key, int keyshift) { if (!edge_valid(edge)) { return false; } return keybits(key, edge->labelBits, keyshift) == edge->label; }
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Return true if exact radix tree traversal should follow this edge.
[ "Return", "true", "if", "exact", "radix", "tree", "traversal", "should", "follow", "this", "edge", "." ]
[]
[ { "param": "edge", "type": "struct radix_edge" }, { "param": "key", "type": "uint64_t" }, { "param": "keyshift", "type": "int" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "edge", "type": "struct radix_edge", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "key", "type": "uint64_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "keyshift", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
c1a58b090a5ad196563645c3fe7f6644d085ec1d
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/radix_tree_internal.h
[ "Apache-2.0" ]
C
count_matching_bits
int
static inline int count_matching_bits(struct radix_edge *edge, uint64_t key, int keyshift) { int labelBits = edge->labelBits; uint64_t label = edge->label; while (labelBits) { if (keybits(key, labelBits, keyshift) == label) { return labelBits; } labelBits--; label >>= 1; } return 0; }
/* * Count the number of most-significant bits that (key << keyshift) has in * common with edge. */
Count the number of most-significant bits that (key << keyshift) has in common with edge.
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static inline int count_matching_bits(struct radix_edge *edge, uint64_t key, int keyshift) { int labelBits = edge->labelBits; uint64_t label = edge->label; while (labelBits) { if (keybits(key, labelBits, keyshift) == label) { return labelBits; } labelBits--; label >>= 1; } return 0; }
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Count the number of most-significant bits that (key << keyshift) has in common with edge.
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[]
[ { "param": "edge", "type": "struct radix_edge" }, { "param": "key", "type": "uint64_t" }, { "param": "keyshift", "type": "int" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "edge", "type": "struct radix_edge", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "key", "type": "uint64_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "keyshift", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
ea867bb9147ed01c8314a05c0e5cee6868e35ca9
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/magazine_small.c
[ "Apache-2.0" ]
C
small_free_list_add_ptr
free_list_t
static free_list_t small_free_list_add_ptr(rack_t *rack, magazine_t *small_mag_ptr, void *ptr, msize_t msize) { grain_t slot = SMALL_FREE_SLOT_FOR_MSIZE(rack, msize); free_list_t free_head = small_mag_ptr->mag_free_list[slot]; // This will either return the free_list_t for the current pointer, or attempt // to reserve an OOB entry for us. free_list_t free_ptr = small_free_list_from_ptr(rack, ptr, msize); #if DEBUG_MALLOC if (LOG(szone, ptr)) { malloc_report(ASL_LEVEL_INFO, "in %s, ptr=%p, msize=%d\n", __FUNCTION__, ptr, msize); } if (((uintptr_t)ptr) & (SMALL_QUANTUM - 1)) { malloc_zone_error(rack->debug_flags, true, "small_free_list_add_ptr: Unaligned ptr %p\n", ptr); } #endif small_free_list_set_previous(rack, free_ptr, (free_list_t){ .p = NULL }); small_free_list_set_next(rack, free_ptr, free_head); // Set the start and end blocks of the meta header as "free". Marking the last block // allows coalescing the regions when we free adjacent regions. small_free_mark_free(rack, free_ptr, msize); if (small_free_list_get_ptr(rack, free_head)) { #if DEBUG_MALLOC if (small_free_list_get_previous(szone, free_head)) { malloc_zone_error(rack->debug_flags, true, "small_free_list_add_ptr: Internal invariant broken (free_head->previous != NULL)\n" "ptr=%p slot=%d free_head=%p previous=%p\n", ptr, slot, (void *)free_head, free_head->previous.p); } if (!SMALL_PTR_IS_FREE(small_free_list_get_ptr(szone, free_head))) { malloc_zone_error(rack->debug_flags, true, "small_free_list_add_ptr: Internal invariant broken (free_head is not a free pointer)\n" "ptr=%p slot=%d free_head=%p\n", ptr, slot, (void *)small_free_list_get_ptr(szone, free_head)); } #endif small_free_list_set_previous(rack, free_head, free_ptr); } else { BITMAPN_SET(small_mag_ptr->mag_bitmap, slot); } small_mag_ptr->mag_free_list[slot] = free_ptr; return free_ptr; }
/* * Adds an item to the proper free list, and also marks the meta-header of the * block properly. * Assumes szone has been locked */
Adds an item to the proper free list, and also marks the meta-header of the block properly. Assumes szone has been locked
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static free_list_t small_free_list_add_ptr(rack_t *rack, magazine_t *small_mag_ptr, void *ptr, msize_t msize) { grain_t slot = SMALL_FREE_SLOT_FOR_MSIZE(rack, msize); free_list_t free_head = small_mag_ptr->mag_free_list[slot]; free_list_t free_ptr = small_free_list_from_ptr(rack, ptr, msize); #if DEBUG_MALLOC if (LOG(szone, ptr)) { malloc_report(ASL_LEVEL_INFO, "in %s, ptr=%p, msize=%d\n", __FUNCTION__, ptr, msize); } if (((uintptr_t)ptr) & (SMALL_QUANTUM - 1)) { malloc_zone_error(rack->debug_flags, true, "small_free_list_add_ptr: Unaligned ptr %p\n", ptr); } #endif small_free_list_set_previous(rack, free_ptr, (free_list_t){ .p = NULL }); small_free_list_set_next(rack, free_ptr, free_head); small_free_mark_free(rack, free_ptr, msize); if (small_free_list_get_ptr(rack, free_head)) { #if DEBUG_MALLOC if (small_free_list_get_previous(szone, free_head)) { malloc_zone_error(rack->debug_flags, true, "small_free_list_add_ptr: Internal invariant broken (free_head->previous != NULL)\n" "ptr=%p slot=%d free_head=%p previous=%p\n", ptr, slot, (void *)free_head, free_head->previous.p); } if (!SMALL_PTR_IS_FREE(small_free_list_get_ptr(szone, free_head))) { malloc_zone_error(rack->debug_flags, true, "small_free_list_add_ptr: Internal invariant broken (free_head is not a free pointer)\n" "ptr=%p slot=%d free_head=%p\n", ptr, slot, (void *)small_free_list_get_ptr(szone, free_head)); } #endif small_free_list_set_previous(rack, free_head, free_ptr); } else { BITMAPN_SET(small_mag_ptr->mag_bitmap, slot); } small_mag_ptr->mag_free_list[slot] = free_ptr; return free_ptr; }
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Adds an item to the proper free list, and also marks the meta-header of the block properly.
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[ "// This will either return the free_list_t for the current pointer, or attempt", "// to reserve an OOB entry for us.", "// Set the start and end blocks of the meta header as \"free\". Marking the last block", "// allows coalescing the regions when we free adjacent regions." ]
[ { "param": "rack", "type": "rack_t" }, { "param": "small_mag_ptr", "type": "magazine_t" }, { "param": "ptr", "type": "void" }, { "param": "msize", "type": "msize_t" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "rack", "type": "rack_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "small_mag_ptr", "type": "magazine_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "ptr", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "msize", "type": "msize_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
ea867bb9147ed01c8314a05c0e5cee6868e35ca9
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/magazine_small.c
[ "Apache-2.0" ]
C
small_free_list_remove_ptr_no_clear
void
static void small_free_list_remove_ptr_no_clear(rack_t *rack, magazine_t *small_mag_ptr, free_list_t entry, msize_t msize) { grain_t slot = SMALL_FREE_SLOT_FOR_MSIZE(rack, msize); free_list_t next, previous; #if DEBUG_MALLOC if (LOG(szone, ptr)) { malloc_report(ASL_LEVEL_INFO, "In %s, ptr=%p, msize=%d\n", __FUNCTION__, ptr, msize); } #endif previous = small_free_list_get_previous(rack, entry); next = small_free_list_get_next(rack, entry); if (!small_free_list_get_ptr(rack, previous)) { // The block to remove is the head of the free list #if DEBUG_MALLOC if (small_mag_ptr->mag_free_list[slot] != ptr) { malloc_zone_error(rack->debug_flags, true, "small_free_list_remove_ptr_no_clear: Internal invariant broken (small_mag_ptr->mag_free_list[slot])\n" "ptr=%p slot=%d msize=%d small_mag_ptr->mag_free_list[slot]=%p\n", ptr, slot, msize, (void *)small_mag_ptr->mag_free_list[slot]); return; } #endif small_mag_ptr->mag_free_list[slot] = next; if (!small_free_list_get_ptr(rack, next)) { BITMAPN_CLR(small_mag_ptr->mag_bitmap, slot); } } else { // Check that the next pointer of "previous" points to "entry". free_list_t prev_next = small_free_list_get_next(rack, previous); if (small_free_list_get_ptr(rack, prev_next) != small_free_list_get_ptr(rack, entry)) { malloc_zone_error(rack->debug_flags, true, "small_free_list_remove_ptr_no_clear: Internal invariant broken (next ptr of prev) for %p, prev_next=%p\n", small_free_list_get_ptr(rack, entry), small_free_list_get_ptr(rack, prev_next)); __builtin_unreachable(); // Always crashes in malloc_zone_error(). } small_free_list_set_next(rack, previous, next); } if (small_free_list_get_ptr(rack, next)) { // Check that the previous pointer of "next" points to "entry". free_list_t next_prev = small_free_list_get_previous(rack, next); if (small_free_list_get_ptr(rack, next_prev) != small_free_list_get_ptr(rack, entry)) { malloc_zone_error(rack->debug_flags, true, "small_free_list_remove_ptr_no_clear: Internal invariant broken (prev ptr of next) for %p, next_prev=%p\n", small_free_list_get_ptr(rack, entry), small_free_list_get_ptr(rack, next_prev)); __builtin_unreachable(); // Always crashes in malloc_zone_error(). } small_free_list_set_previous(rack, next, previous); } if (small_is_oob_free_entry(entry)) { small_oob_free_entry_set_free(entry.oob); } }
/* * Removes the item pointed to by ptr in the proper free list. * Assumes szone has been locked */
Removes the item pointed to by ptr in the proper free list. Assumes szone has been locked
[ "Removes", "the", "item", "pointed", "to", "by", "ptr", "in", "the", "proper", "free", "list", ".", "Assumes", "szone", "has", "been", "locked" ]
static void small_free_list_remove_ptr_no_clear(rack_t *rack, magazine_t *small_mag_ptr, free_list_t entry, msize_t msize) { grain_t slot = SMALL_FREE_SLOT_FOR_MSIZE(rack, msize); free_list_t next, previous; #if DEBUG_MALLOC if (LOG(szone, ptr)) { malloc_report(ASL_LEVEL_INFO, "In %s, ptr=%p, msize=%d\n", __FUNCTION__, ptr, msize); } #endif previous = small_free_list_get_previous(rack, entry); next = small_free_list_get_next(rack, entry); if (!small_free_list_get_ptr(rack, previous)) { #if DEBUG_MALLOC if (small_mag_ptr->mag_free_list[slot] != ptr) { malloc_zone_error(rack->debug_flags, true, "small_free_list_remove_ptr_no_clear: Internal invariant broken (small_mag_ptr->mag_free_list[slot])\n" "ptr=%p slot=%d msize=%d small_mag_ptr->mag_free_list[slot]=%p\n", ptr, slot, msize, (void *)small_mag_ptr->mag_free_list[slot]); return; } #endif small_mag_ptr->mag_free_list[slot] = next; if (!small_free_list_get_ptr(rack, next)) { BITMAPN_CLR(small_mag_ptr->mag_bitmap, slot); } } else { free_list_t prev_next = small_free_list_get_next(rack, previous); if (small_free_list_get_ptr(rack, prev_next) != small_free_list_get_ptr(rack, entry)) { malloc_zone_error(rack->debug_flags, true, "small_free_list_remove_ptr_no_clear: Internal invariant broken (next ptr of prev) for %p, prev_next=%p\n", small_free_list_get_ptr(rack, entry), small_free_list_get_ptr(rack, prev_next)); __builtin_unreachable(); } small_free_list_set_next(rack, previous, next); } if (small_free_list_get_ptr(rack, next)) { free_list_t next_prev = small_free_list_get_previous(rack, next); if (small_free_list_get_ptr(rack, next_prev) != small_free_list_get_ptr(rack, entry)) { malloc_zone_error(rack->debug_flags, true, "small_free_list_remove_ptr_no_clear: Internal invariant broken (prev ptr of next) for %p, next_prev=%p\n", small_free_list_get_ptr(rack, entry), small_free_list_get_ptr(rack, next_prev)); __builtin_unreachable(); } small_free_list_set_previous(rack, next, previous); } if (small_is_oob_free_entry(entry)) { small_oob_free_entry_set_free(entry.oob); } }
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Removes the item pointed to by ptr in the proper free list.
[ "Removes", "the", "item", "pointed", "to", "by", "ptr", "in", "the", "proper", "free", "list", "." ]
[ "// The block to remove is the head of the free list", "// Check that the next pointer of \"previous\" points to \"entry\".", "// Always crashes in malloc_zone_error().", "// Check that the previous pointer of \"next\" points to \"entry\".", "// Always crashes in malloc_zone_error()." ]
[ { "param": "rack", "type": "rack_t" }, { "param": "small_mag_ptr", "type": "magazine_t" }, { "param": "entry", "type": "free_list_t" }, { "param": "msize", "type": "msize_t" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "rack", "type": "rack_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "small_mag_ptr", "type": "magazine_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "entry", "type": "free_list_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "msize", "type": "msize_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
ea867bb9147ed01c8314a05c0e5cee6868e35ca9
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/magazine_small.c
[ "Apache-2.0" ]
C
small_free_list_find_by_ptr
free_list_t
static free_list_t small_free_list_find_by_ptr(rack_t *rack, magazine_t *small_mag_ptr, void *ptr, msize_t msize) { if (*SMALL_METADATA_FOR_PTR(ptr) == (SMALL_IS_FREE | msize)) { // If the block is marked free, and of size `msize`, then we first must check // if the alignment+size is such that we could have use an OOB-entry. if (small_needs_oob_free_entry(ptr, msize)) { // Scan the OOB entries looking for this address. small_region_t region = SMALL_REGION_FOR_PTR(ptr); for (int i=0; i<SMALL_OOB_COUNT; i++) { if (!region->small_oob_free_entries[i].ptr) { continue; } if (small_oob_free_entry_get_ptr(&region->small_oob_free_entries[i]) == ptr) { return (free_list_t){ .oob = &region->small_oob_free_entries[i] }; } } } // Otherwise, the freed pointer will be in place. return (free_list_t){ .p = ptr }; } malloc_zone_error(rack->debug_flags, true, "small_free_list_find_by_ptr: ptr is not free (ptr metadata !SMALL_IS_FREE), " "ptr=%p msize=%d metadata=0x%x\n", ptr, msize, *SMALL_METADATA_FOR_PTR(ptr)); __builtin_trap(); }
// Find a free list entry by its pointer address. This should only really be used // by small_finalize_region, or similar, where the free_list_t entry of a known // pointer is desired. Otherwise it is cheaper to always pull off the free lists.
Find a free list entry by its pointer address. This should only really be used by small_finalize_region, or similar, where the free_list_t entry of a known pointer is desired. Otherwise it is cheaper to always pull off the free lists.
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static free_list_t small_free_list_find_by_ptr(rack_t *rack, magazine_t *small_mag_ptr, void *ptr, msize_t msize) { if (*SMALL_METADATA_FOR_PTR(ptr) == (SMALL_IS_FREE | msize)) { if (small_needs_oob_free_entry(ptr, msize)) { small_region_t region = SMALL_REGION_FOR_PTR(ptr); for (int i=0; i<SMALL_OOB_COUNT; i++) { if (!region->small_oob_free_entries[i].ptr) { continue; } if (small_oob_free_entry_get_ptr(&region->small_oob_free_entries[i]) == ptr) { return (free_list_t){ .oob = &region->small_oob_free_entries[i] }; } } } return (free_list_t){ .p = ptr }; } malloc_zone_error(rack->debug_flags, true, "small_free_list_find_by_ptr: ptr is not free (ptr metadata !SMALL_IS_FREE), " "ptr=%p msize=%d metadata=0x%x\n", ptr, msize, *SMALL_METADATA_FOR_PTR(ptr)); __builtin_trap(); }
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Find a free list entry by its pointer address.
[ "Find", "a", "free", "list", "entry", "by", "its", "pointer", "address", "." ]
[ "// If the block is marked free, and of size `msize`, then we first must check", "// if the alignment+size is such that we could have use an OOB-entry.", "// Scan the OOB entries looking for this address.", "// Otherwise, the freed pointer will be in place." ]
[ { "param": "rack", "type": "rack_t" }, { "param": "small_mag_ptr", "type": "magazine_t" }, { "param": "ptr", "type": "void" }, { "param": "msize", "type": "msize_t" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "rack", "type": "rack_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "small_mag_ptr", "type": "magazine_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "ptr", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "msize", "type": "msize_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
ea867bb9147ed01c8314a05c0e5cee6868e35ca9
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/magazine_small.c
[ "Apache-2.0" ]
C
small_malloc_from_region_no_lock
void
static void * small_malloc_from_region_no_lock(rack_t *rack, magazine_t *small_mag_ptr, mag_index_t mag_index, msize_t msize, void *aligned_address) { void *ptr; // Before anything we transform the mag_bytes_free_at_end or mag_bytes_free_at_start - if any - to a regular free block /* FIXME: last_block needs to be coalesced with previous entry if free, <rdar://5462322> */ if (small_mag_ptr->mag_bytes_free_at_end || small_mag_ptr->mag_bytes_free_at_start) { small_finalize_region(rack, small_mag_ptr); } // Tag the region at "aligned_address" as belonging to us, // and so put it under the protection of the magazine lock we are holding. // Do this before advertising "aligned_address" on the hash ring(!) MAGAZINE_INDEX_FOR_SMALL_REGION(aligned_address) = mag_index; // Insert the new region into the hash ring rack_region_insert(rack, (region_t)aligned_address); small_mag_ptr->mag_last_region = aligned_address; BYTES_USED_FOR_SMALL_REGION(aligned_address) = SMALL_BYTES_FOR_MSIZE(msize); #if CONFIG_ASLR_INTERNAL int offset_msize = malloc_entropy[1] & SMALL_ENTROPY_MASK; #if DEBUG_MALLOC if (getenv("MallocASLRForce")) { offset_msize = strtol(getenv("MallocASLRForce"), NULL, 0) & SMALL_ENTROPY_MASK; } if (getenv("MallocASLRPrint")) { malloc_report(ASL_LEVEL_INFO, "Region: %p offset: %d\n", aligned_address, offset_msize); } #endif #else int offset_msize = 0; #endif ptr = (void *)((uintptr_t)aligned_address + SMALL_BYTES_FOR_MSIZE(offset_msize)); small_meta_header_set_in_use(SMALL_META_HEADER_FOR_PTR(ptr), offset_msize, msize); small_mag_ptr->mag_num_objects++; small_mag_ptr->mag_num_bytes_in_objects += SMALL_BYTES_FOR_MSIZE(msize); small_mag_ptr->num_bytes_in_magazine += SMALL_REGION_PAYLOAD_BYTES; // add a big free block at the end small_meta_header_set_in_use(SMALL_META_HEADER_FOR_PTR(ptr), offset_msize + msize, NUM_SMALL_BLOCKS - msize - offset_msize); small_mag_ptr->mag_bytes_free_at_end = SMALL_BYTES_FOR_MSIZE(NUM_SMALL_BLOCKS - msize - offset_msize); #if CONFIG_ASLR_INTERNAL // add a big free block at the start small_mag_ptr->mag_bytes_free_at_start = SMALL_BYTES_FOR_MSIZE(offset_msize); if (offset_msize) { small_meta_header_set_in_use(SMALL_META_HEADER_FOR_PTR(ptr), 0, offset_msize); } #else small_mag_ptr->mag_bytes_free_at_start = 0; #endif // connect to magazine as last node recirc_list_splice_last(rack, small_mag_ptr, REGION_TRAILER_FOR_SMALL_REGION(aligned_address)); return ptr; }
// Allocates from the last region or a freshly allocated region
Allocates from the last region or a freshly allocated region
[ "Allocates", "from", "the", "last", "region", "or", "a", "freshly", "allocated", "region" ]
static void * small_malloc_from_region_no_lock(rack_t *rack, magazine_t *small_mag_ptr, mag_index_t mag_index, msize_t msize, void *aligned_address) { void *ptr; if (small_mag_ptr->mag_bytes_free_at_end || small_mag_ptr->mag_bytes_free_at_start) { small_finalize_region(rack, small_mag_ptr); } MAGAZINE_INDEX_FOR_SMALL_REGION(aligned_address) = mag_index; rack_region_insert(rack, (region_t)aligned_address); small_mag_ptr->mag_last_region = aligned_address; BYTES_USED_FOR_SMALL_REGION(aligned_address) = SMALL_BYTES_FOR_MSIZE(msize); #if CONFIG_ASLR_INTERNAL int offset_msize = malloc_entropy[1] & SMALL_ENTROPY_MASK; #if DEBUG_MALLOC if (getenv("MallocASLRForce")) { offset_msize = strtol(getenv("MallocASLRForce"), NULL, 0) & SMALL_ENTROPY_MASK; } if (getenv("MallocASLRPrint")) { malloc_report(ASL_LEVEL_INFO, "Region: %p offset: %d\n", aligned_address, offset_msize); } #endif #else int offset_msize = 0; #endif ptr = (void *)((uintptr_t)aligned_address + SMALL_BYTES_FOR_MSIZE(offset_msize)); small_meta_header_set_in_use(SMALL_META_HEADER_FOR_PTR(ptr), offset_msize, msize); small_mag_ptr->mag_num_objects++; small_mag_ptr->mag_num_bytes_in_objects += SMALL_BYTES_FOR_MSIZE(msize); small_mag_ptr->num_bytes_in_magazine += SMALL_REGION_PAYLOAD_BYTES; small_meta_header_set_in_use(SMALL_META_HEADER_FOR_PTR(ptr), offset_msize + msize, NUM_SMALL_BLOCKS - msize - offset_msize); small_mag_ptr->mag_bytes_free_at_end = SMALL_BYTES_FOR_MSIZE(NUM_SMALL_BLOCKS - msize - offset_msize); #if CONFIG_ASLR_INTERNAL small_mag_ptr->mag_bytes_free_at_start = SMALL_BYTES_FOR_MSIZE(offset_msize); if (offset_msize) { small_meta_header_set_in_use(SMALL_META_HEADER_FOR_PTR(ptr), 0, offset_msize); } #else small_mag_ptr->mag_bytes_free_at_start = 0; #endif recirc_list_splice_last(rack, small_mag_ptr, REGION_TRAILER_FOR_SMALL_REGION(aligned_address)); return ptr; }
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Allocates from the last region or a freshly allocated region
[ "Allocates", "from", "the", "last", "region", "or", "a", "freshly", "allocated", "region" ]
[ "// Before anything we transform the mag_bytes_free_at_end or mag_bytes_free_at_start - if any - to a regular free block", "/* FIXME: last_block needs to be coalesced with previous entry if free, <rdar://5462322> */", "// Tag the region at \"aligned_address\" as belonging to us,", "// and so put it under the protection of the magazine lock we are holding.", "// Do this before advertising \"aligned_address\" on the hash ring(!)", "// Insert the new region into the hash ring", "// add a big free block at the end", "// add a big free block at the start", "// connect to magazine as last node" ]
[ { "param": "rack", "type": "rack_t" }, { "param": "small_mag_ptr", "type": "magazine_t" }, { "param": "mag_index", "type": "mag_index_t" }, { "param": "msize", "type": "msize_t" }, { "param": "aligned_address", "type": "void" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "rack", "type": "rack_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "small_mag_ptr", "type": "magazine_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "mag_index", "type": "mag_index_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "msize", "type": "msize_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "aligned_address", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
a9328c8add803014c7c5be9f5f4fbe2ee57d9292
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/tests/stress_test.c
[ "Apache-2.0" ]
C
sig_handler
void
void sig_handler(int signo) { signal_happened = signo; return; }
/* gets set to signal# if one happens */
gets set to signal# if one happens
[ "gets", "set", "to", "signal#", "if", "one", "happens" ]
void sig_handler(int signo) { signal_happened = signo; return; }
[ "void", "sig_handler", "(", "int", "signo", ")", "{", "signal_happened", "=", "signo", ";", "return", ";", "}" ]
gets set to signal# if one happens
[ "gets", "set", "to", "signal#", "if", "one", "happens" ]
[]
[ { "param": "signo", "type": "int" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "signo", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
a9328c8add803014c7c5be9f5f4fbe2ee57d9292
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/tests/stress_test.c
[ "Apache-2.0" ]
C
usage
void
void usage() { printf("\nusage: malloc_stress [options...]\n"); printf("Default: Allocate up to %d buffers, with a %d percent free() chance.\n", MAX_MALLOC_INFO, free_pct); printf(" Buffer sizes range from %d to %d bytes.\n", min_bytes, max_bytes); printf("\nOptions:\n"); printf(" -min #bytes Minimum buffer size to allocate (at least 1).\n"); printf(" -max #bytes Maximum buffer size (up to 2gb allowed).\n"); printf(" -mem #bytes Stop when total allocations surpasses this.\n"); printf(" -free # Percent chance to free a buffer.\n"); printf(" -calls # Maximum allocations to do, then stop.\n"); printf(" -seed # Set the random seed to this number.\n"); printf(" -dbg Produce some debugging outputs.\n"); exit(99); }
/* Display a brief usage message and exit with status 99 */
Display a brief usage message and exit with status 99
[ "Display", "a", "brief", "usage", "message", "and", "exit", "with", "status", "99" ]
void usage() { printf("\nusage: malloc_stress [options...]\n"); printf("Default: Allocate up to %d buffers, with a %d percent free() chance.\n", MAX_MALLOC_INFO, free_pct); printf(" Buffer sizes range from %d to %d bytes.\n", min_bytes, max_bytes); printf("\nOptions:\n"); printf(" -min #bytes Minimum buffer size to allocate (at least 1).\n"); printf(" -max #bytes Maximum buffer size (up to 2gb allowed).\n"); printf(" -mem #bytes Stop when total allocations surpasses this.\n"); printf(" -free # Percent chance to free a buffer.\n"); printf(" -calls # Maximum allocations to do, then stop.\n"); printf(" -seed # Set the random seed to this number.\n"); printf(" -dbg Produce some debugging outputs.\n"); exit(99); }
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Display a brief usage message and exit with status 99
[ "Display", "a", "brief", "usage", "message", "and", "exit", "with", "status", "99" ]
[]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
a9328c8add803014c7c5be9f5f4fbe2ee57d9292
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/tests/stress_test.c
[ "Apache-2.0" ]
C
summarize
void
void summarize() { int mx; printf("INFO: %d total malloc() calls made.\n", malloc_calls_made); printf("INFO: %d total free() calls made during testing.\n", malloc_calls_made - malloc_bufs); printf("INFO: Total memory allocated: %lld bytes\n", mem_allocated); if (debug_dump) { for (mx = 0; mx < malloc_calls_made; mx++) { printf("Buffer index %d: Address = 0x%llx, Size=%d, Fill=%d ", mx, (unsigned long long)(minfo_array[mx].buf_ptr), minfo_array[mx].buf_size, minfo_array[mx].set_val); if (minfo_array[mx].this_buffer_freed) { printf("[freed]"); } printf("\n"); } } printf("INFO: Random seed value = %d\n", rseed); return; }
/* * summarize(): Give a brief synopsis of the number of malloc() calls made, * free() calls made, total memory allocated. */
Give a brief synopsis of the number of malloc() calls made, free() calls made, total memory allocated.
[ "Give", "a", "brief", "synopsis", "of", "the", "number", "of", "malloc", "()", "calls", "made", "free", "()", "calls", "made", "total", "memory", "allocated", "." ]
void summarize() { int mx; printf("INFO: %d total malloc() calls made.\n", malloc_calls_made); printf("INFO: %d total free() calls made during testing.\n", malloc_calls_made - malloc_bufs); printf("INFO: Total memory allocated: %lld bytes\n", mem_allocated); if (debug_dump) { for (mx = 0; mx < malloc_calls_made; mx++) { printf("Buffer index %d: Address = 0x%llx, Size=%d, Fill=%d ", mx, (unsigned long long)(minfo_array[mx].buf_ptr), minfo_array[mx].buf_size, minfo_array[mx].set_val); if (minfo_array[mx].this_buffer_freed) { printf("[freed]"); } printf("\n"); } } printf("INFO: Random seed value = %d\n", rseed); return; }
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summarize(): Give a brief synopsis of the number of malloc() calls made, free() calls made, total memory allocated.
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[]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
a9328c8add803014c7c5be9f5f4fbe2ee57d9292
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/tests/stress_test.c
[ "Apache-2.0" ]
C
cleanup
void
void cleanup() { int mx; #ifndef DARWINTEST printf("Cleanup: Started.\n"); printf("Cleanup: Every allocated buffer should be free-able.\n"); #endif for (mx = 0; mx < malloc_calls_made; mx++) { if (!(minfo_array[mx].this_buffer_freed)) { free(minfo_array[mx].buf_ptr); if (signal_happened) { #if DARWINTEST T_FAIL("Signal %d occurred during free(0x%llx)", signal_happened, (unsigned long long)(minfo_array[mx].buf_ptr)); #else printf("FAIL: Signal %d occurred during free(0x%llx)\n", signal_happened, (unsigned long long)(minfo_array[mx].buf_ptr)); exit(1); #endif } } } return; }
/* * When we hit an end condition, every allocated buffer should be free()-able. */
When we hit an end condition, every allocated buffer should be free()-able.
[ "When", "we", "hit", "an", "end", "condition", "every", "allocated", "buffer", "should", "be", "free", "()", "-", "able", "." ]
void cleanup() { int mx; #ifndef DARWINTEST printf("Cleanup: Started.\n"); printf("Cleanup: Every allocated buffer should be free-able.\n"); #endif for (mx = 0; mx < malloc_calls_made; mx++) { if (!(minfo_array[mx].this_buffer_freed)) { free(minfo_array[mx].buf_ptr); if (signal_happened) { #if DARWINTEST T_FAIL("Signal %d occurred during free(0x%llx)", signal_happened, (unsigned long long)(minfo_array[mx].buf_ptr)); #else printf("FAIL: Signal %d occurred during free(0x%llx)\n", signal_happened, (unsigned long long)(minfo_array[mx].buf_ptr)); exit(1); #endif } } } return; }
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When we hit an end condition, every allocated buffer should be free()-able.
[ "When", "we", "hit", "an", "end", "condition", "every", "allocated", "buffer", "should", "be", "free", "()", "-", "able", "." ]
[]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
a9328c8add803014c7c5be9f5f4fbe2ee57d9292
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/tests/stress_test.c
[ "Apache-2.0" ]
C
check_overlap
int
int check_overlap(void *p1, int len1, void *p2, int len2) { unsigned long long bob1, eob1, bob2, eob2; /* make begin and end ptrs in an integer form for easier comparison */ bob1 = (unsigned long long)p1; eob1 = bob1 + (unsigned long long)len1 - 1LL; bob2 = (unsigned long long)p2; eob2 = bob2 + (unsigned long long)len2 - 1LL; /* * The begin and end points of one buffer should not be contained * between the begin and end points of the other buffer. */ if ((bob1 >= bob2 && bob1 <= eob2) || (eob1 >= bob2 && eob1 <= eob2) || (bob2 >= bob1 && bob2 <= eob1) || (eob2 >= bob1 && eob2 <= eob1)) { #ifdef DARWINTEST T_FAIL("Buffers overlap: Buffer 1 (0x%llx, %d bytes), Buffer 2 (0x%llx, %d bytes)", bob1, len1, bob2, len2); #else printf("FAIL: Buffers overlap: Buffer 1 (0x%llx, %d bytes), Buffer 2 (0x%llx, %d bytes)\n", bob1, len1, bob2, len2); #endif return 1; /* Indicate buffers overlap */ } return 0; /* buffers do not overlap */ }
/* * Take a ptr and size, and another ptr and size, and verify they do not * overlap. Return 0 if they are disjoint, or 1 if they overlap. */
Take a ptr and size, and another ptr and size, and verify they do not overlap. Return 0 if they are disjoint, or 1 if they overlap.
[ "Take", "a", "ptr", "and", "size", "and", "another", "ptr", "and", "size", "and", "verify", "they", "do", "not", "overlap", ".", "Return", "0", "if", "they", "are", "disjoint", "or", "1", "if", "they", "overlap", "." ]
int check_overlap(void *p1, int len1, void *p2, int len2) { unsigned long long bob1, eob1, bob2, eob2; bob1 = (unsigned long long)p1; eob1 = bob1 + (unsigned long long)len1 - 1LL; bob2 = (unsigned long long)p2; eob2 = bob2 + (unsigned long long)len2 - 1LL; if ((bob1 >= bob2 && bob1 <= eob2) || (eob1 >= bob2 && eob1 <= eob2) || (bob2 >= bob1 && bob2 <= eob1) || (eob2 >= bob1 && eob2 <= eob1)) { #ifdef DARWINTEST T_FAIL("Buffers overlap: Buffer 1 (0x%llx, %d bytes), Buffer 2 (0x%llx, %d bytes)", bob1, len1, bob2, len2); #else printf("FAIL: Buffers overlap: Buffer 1 (0x%llx, %d bytes), Buffer 2 (0x%llx, %d bytes)\n", bob1, len1, bob2, len2); #endif return 1; } return 0; }
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Take a ptr and size, and another ptr and size, and verify they do not overlap.
[ "Take", "a", "ptr", "and", "size", "and", "another", "ptr", "and", "size", "and", "verify", "they", "do", "not", "overlap", "." ]
[ "/* make begin and end ptrs in an integer form for easier comparison */", "/*\n\t * The begin and end points of one buffer should not be contained\n\t * between the begin and end points of the other buffer.\n\t */", "/* Indicate buffers overlap */", "/* buffers do not overlap */" ]
[ { "param": "p1", "type": "void" }, { "param": "len1", "type": "int" }, { "param": "p2", "type": "void" }, { "param": "len2", "type": "int" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "p1", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "len1", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "p2", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "len2", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
bfa12172acb88c6d600e6e22ea869c6c26b98e3f
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/magazine_tiny.c
[ "Apache-2.0" ]
C
tiny_free_list_add_ptr
void
static void tiny_free_list_add_ptr(rack_t *rack, magazine_t *tiny_mag_ptr, void *ptr, msize_t msize) { grain_t slot = (!msize || (msize >= NUM_TINY_SLOTS)) ? NUM_TINY_SLOTS - 1 : msize - 1; tiny_free_list_t *free_ptr = ptr; tiny_free_list_t *free_head = tiny_mag_ptr->mag_free_list[slot].p; #if DEBUG_MALLOC if (LOG(szone, ptr)) { malloc_report(ASL_LEVEL_INFO, "in %s, ptr=%p, msize=%d\n", __FUNCTION__, ptr, msize); } if (((uintptr_t)ptr) & (TINY_QUANTUM - 1)) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_add_ptr: Unaligned ptr: %p\n", ptr); } #endif set_tiny_meta_header_free(ptr, msize); if (free_head) { #if DEBUG_MALLOC if (free_list_unchecksum_ptr(szone, &free_head->previous)) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_add_ptr: Internal invariant broken (free_head->previous): " "ptr=%p slot=%d free_head=%p previous=%p\n", ptr, slot, (void *)free_head, free_head->previous.p); } if (!tiny_meta_header_is_free(free_head)) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_add_ptr: Internal invariant broken (free_head is not a free pointer): " "ptr=%p slot=%d free_head=%p\n", ptr, slot, (void *)free_head); } #endif free_head->previous.u = free_list_checksum_ptr(rack, free_ptr); } else { BITMAPV_SET(tiny_mag_ptr->mag_bitmap, slot); } free_ptr->previous.u = free_list_checksum_ptr(rack, NULL); free_ptr->next.u = free_list_checksum_ptr(rack, free_head); tiny_mag_ptr->mag_free_list[slot].p = free_ptr; }
/* * Adds an item to the proper free list, and also marks the meta-header of the * block properly. * Assumes szone has been locked */
Adds an item to the proper free list, and also marks the meta-header of the block properly. Assumes szone has been locked
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static void tiny_free_list_add_ptr(rack_t *rack, magazine_t *tiny_mag_ptr, void *ptr, msize_t msize) { grain_t slot = (!msize || (msize >= NUM_TINY_SLOTS)) ? NUM_TINY_SLOTS - 1 : msize - 1; tiny_free_list_t *free_ptr = ptr; tiny_free_list_t *free_head = tiny_mag_ptr->mag_free_list[slot].p; #if DEBUG_MALLOC if (LOG(szone, ptr)) { malloc_report(ASL_LEVEL_INFO, "in %s, ptr=%p, msize=%d\n", __FUNCTION__, ptr, msize); } if (((uintptr_t)ptr) & (TINY_QUANTUM - 1)) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_add_ptr: Unaligned ptr: %p\n", ptr); } #endif set_tiny_meta_header_free(ptr, msize); if (free_head) { #if DEBUG_MALLOC if (free_list_unchecksum_ptr(szone, &free_head->previous)) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_add_ptr: Internal invariant broken (free_head->previous): " "ptr=%p slot=%d free_head=%p previous=%p\n", ptr, slot, (void *)free_head, free_head->previous.p); } if (!tiny_meta_header_is_free(free_head)) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_add_ptr: Internal invariant broken (free_head is not a free pointer): " "ptr=%p slot=%d free_head=%p\n", ptr, slot, (void *)free_head); } #endif free_head->previous.u = free_list_checksum_ptr(rack, free_ptr); } else { BITMAPV_SET(tiny_mag_ptr->mag_bitmap, slot); } free_ptr->previous.u = free_list_checksum_ptr(rack, NULL); free_ptr->next.u = free_list_checksum_ptr(rack, free_head); tiny_mag_ptr->mag_free_list[slot].p = free_ptr; }
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Adds an item to the proper free list, and also marks the meta-header of the block properly.
[ "Adds", "an", "item", "to", "the", "proper", "free", "list", "and", "also", "marks", "the", "meta", "-", "header", "of", "the", "block", "properly", "." ]
[]
[ { "param": "rack", "type": "rack_t" }, { "param": "tiny_mag_ptr", "type": "magazine_t" }, { "param": "ptr", "type": "void" }, { "param": "msize", "type": "msize_t" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "rack", "type": "rack_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "tiny_mag_ptr", "type": "magazine_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "ptr", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "msize", "type": "msize_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
bfa12172acb88c6d600e6e22ea869c6c26b98e3f
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/magazine_tiny.c
[ "Apache-2.0" ]
C
tiny_free_list_remove_ptr
void
static void tiny_free_list_remove_ptr(rack_t *rack, magazine_t *tiny_mag_ptr, void *ptr, msize_t msize) { grain_t slot = (!msize || (msize >= NUM_TINY_SLOTS)) ? NUM_TINY_SLOTS - 1 : msize - 1; tiny_free_list_t *free_ptr = ptr, *next, *previous; next = free_list_unchecksum_ptr(rack, &free_ptr->next); previous = free_list_unchecksum_ptr(rack, &free_ptr->previous); #if DEBUG_MALLOC if (LOG(szone, ptr)) { malloc_report(ASL_LEVEL_INFO, "In %s, ptr=%p, msize=%d\n", __FUNCTION__, ptr, msize); } #endif if (!previous) { // The block to remove is the head of the free list #if DEBUG_MALLOC if (tiny_mag_ptr->mag_free_list[slot] != ptr) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_remove_ptr: Internal invariant broken (tiny_mag_ptr->mag_free_list[slot]): " "ptr=%p slot=%d msize=%d tiny_mag_ptr->mag_free_list[slot]=%p\n", ptr, slot, msize, (void *)tiny_mag_ptr->mag_free_list[slot]); return; } #endif tiny_mag_ptr->mag_free_list[slot].p = next; if (!next) { BITMAPV_CLR(tiny_mag_ptr->mag_bitmap, slot); } } else { // Check that the next pointer of "previous" points to free_ptr. tiny_free_list_t *prev_next = free_list_unchecksum_ptr(rack, &previous->next); if (prev_next != free_ptr) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_remove_ptr: Internal invariant broken (next ptr of prev): " "ptr=%p, prev_next=%p\n", ptr, prev_next); __builtin_unreachable(); // Always crashes in malloc_zone_error(). } // We know free_ptr is already checksummed, so we don't need to do it // again. previous->next = free_ptr->next; } if (next) { // Check that the previous pointer of "next" points to free_ptr. tiny_free_list_t *next_prev = free_list_unchecksum_ptr(rack, &next->previous); if (next_prev != free_ptr) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_remove_ptr: Internal invariant broken (prev ptr of next): " "ptr=%p, next_prev=%p\n", ptr, next_prev); __builtin_unreachable(); // Always crashes in malloc_zone_error(). } // We know free_ptr is already checksummed, so we don't need to do it // again. next->previous = free_ptr->previous; } }
/* * Removes the item pointed to by ptr in the proper free list. * Assumes szone has been locked */
Removes the item pointed to by ptr in the proper free list. Assumes szone has been locked
[ "Removes", "the", "item", "pointed", "to", "by", "ptr", "in", "the", "proper", "free", "list", ".", "Assumes", "szone", "has", "been", "locked" ]
static void tiny_free_list_remove_ptr(rack_t *rack, magazine_t *tiny_mag_ptr, void *ptr, msize_t msize) { grain_t slot = (!msize || (msize >= NUM_TINY_SLOTS)) ? NUM_TINY_SLOTS - 1 : msize - 1; tiny_free_list_t *free_ptr = ptr, *next, *previous; next = free_list_unchecksum_ptr(rack, &free_ptr->next); previous = free_list_unchecksum_ptr(rack, &free_ptr->previous); #if DEBUG_MALLOC if (LOG(szone, ptr)) { malloc_report(ASL_LEVEL_INFO, "In %s, ptr=%p, msize=%d\n", __FUNCTION__, ptr, msize); } #endif if (!previous) { #if DEBUG_MALLOC if (tiny_mag_ptr->mag_free_list[slot] != ptr) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_remove_ptr: Internal invariant broken (tiny_mag_ptr->mag_free_list[slot]): " "ptr=%p slot=%d msize=%d tiny_mag_ptr->mag_free_list[slot]=%p\n", ptr, slot, msize, (void *)tiny_mag_ptr->mag_free_list[slot]); return; } #endif tiny_mag_ptr->mag_free_list[slot].p = next; if (!next) { BITMAPV_CLR(tiny_mag_ptr->mag_bitmap, slot); } } else { tiny_free_list_t *prev_next = free_list_unchecksum_ptr(rack, &previous->next); if (prev_next != free_ptr) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_remove_ptr: Internal invariant broken (next ptr of prev): " "ptr=%p, prev_next=%p\n", ptr, prev_next); __builtin_unreachable(); } previous->next = free_ptr->next; } if (next) { tiny_free_list_t *next_prev = free_list_unchecksum_ptr(rack, &next->previous); if (next_prev != free_ptr) { malloc_zone_error(rack->debug_flags, true, "tiny_free_list_remove_ptr: Internal invariant broken (prev ptr of next): " "ptr=%p, next_prev=%p\n", ptr, next_prev); __builtin_unreachable(); } next->previous = free_ptr->previous; } }
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Removes the item pointed to by ptr in the proper free list.
[ "Removes", "the", "item", "pointed", "to", "by", "ptr", "in", "the", "proper", "free", "list", "." ]
[ "// The block to remove is the head of the free list", "// Check that the next pointer of \"previous\" points to free_ptr.", "// Always crashes in malloc_zone_error().", "// We know free_ptr is already checksummed, so we don't need to do it", "// again.", "// Check that the previous pointer of \"next\" points to free_ptr.", "// Always crashes in malloc_zone_error().", "// We know free_ptr is already checksummed, so we don't need to do it", "// again." ]
[ { "param": "rack", "type": "rack_t" }, { "param": "tiny_mag_ptr", "type": "magazine_t" }, { "param": "ptr", "type": "void" }, { "param": "msize", "type": "msize_t" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "rack", "type": "rack_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "tiny_mag_ptr", "type": "magazine_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "ptr", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "msize", "type": "msize_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
bfa12172acb88c6d600e6e22ea869c6c26b98e3f
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/magazine_tiny.c
[ "Apache-2.0" ]
C
tiny_malloc_from_region_no_lock
void
static void * tiny_malloc_from_region_no_lock(rack_t *rack, magazine_t *tiny_mag_ptr, mag_index_t mag_index, msize_t msize, void *aligned_address) { void *ptr; // Deal with unclaimed memory -- mag_bytes_free_at_end or mag_bytes_free_at_start if (tiny_mag_ptr->mag_bytes_free_at_end || tiny_mag_ptr->mag_bytes_free_at_start) { tiny_finalize_region(rack, tiny_mag_ptr); } // We set the unused bits of the header in the last pair to be all ones, and those of the inuse to zeroes. #if NUM_TINY_BLOCKS & 31 const uint32_t header = 0xFFFFFFFFU << (NUM_TINY_BLOCKS & 31); #else const uint32_t header = 0; #endif ((tiny_region_t)aligned_address)->pairs[CEIL_NUM_TINY_BLOCKS_WORDS - 1].header = header; ((tiny_region_t)aligned_address)->pairs[CEIL_NUM_TINY_BLOCKS_WORDS - 1].inuse = 0; // Tag the region at "aligned_address" as belonging to us, // and so put it under the protection of the magazine lock we are holding. // Do this before advertising "aligned_address" on the hash ring(!) MAGAZINE_INDEX_FOR_TINY_REGION(aligned_address) = mag_index; // Insert the new region into the hash ring rack_region_insert(rack, (region_t)aligned_address); tiny_mag_ptr->mag_last_region = aligned_address; BYTES_USED_FOR_TINY_REGION(aligned_address) = TINY_BYTES_FOR_MSIZE(msize); #if CONFIG_ASLR_INTERNAL int offset_msize = malloc_entropy[0] & TINY_ENTROPY_MASK; #if DEBUG_MALLOC if (getenv("MallocASLRForce")) { offset_msize = strtol(getenv("MallocASLRForce"), NULL, 0) & TINY_ENTROPY_MASK; } if (getenv("MallocASLRPrint")) { malloc_report(ASL_LEVEL_INFO, "Region: %p offset: %d\n", aligned_address, offset_msize); } #endif #else int offset_msize = 0; #endif ptr = (void *)((uintptr_t)aligned_address + TINY_BYTES_FOR_MSIZE(offset_msize)); set_tiny_meta_header_in_use(ptr, msize); tiny_mag_ptr->mag_num_objects++; tiny_mag_ptr->mag_num_bytes_in_objects += TINY_BYTES_FOR_MSIZE(msize); tiny_mag_ptr->num_bytes_in_magazine += TINY_REGION_PAYLOAD_BYTES; // We put a header on the last block so that it appears in use (for coalescing, etc...) set_tiny_meta_header_in_use_1((void *)((uintptr_t)ptr + TINY_BYTES_FOR_MSIZE(msize))); tiny_mag_ptr->mag_bytes_free_at_end = TINY_BYTES_FOR_MSIZE(NUM_TINY_BLOCKS - msize - offset_msize); #if CONFIG_ASLR_INTERNAL // Put a header on the previous block for same reason tiny_mag_ptr->mag_bytes_free_at_start = TINY_BYTES_FOR_MSIZE(offset_msize); if (offset_msize) { set_tiny_meta_header_in_use_1((void *)((uintptr_t)ptr - TINY_QUANTUM)); } #else tiny_mag_ptr->mag_bytes_free_at_start = 0; #endif // connect to magazine as last node recirc_list_splice_last(rack, tiny_mag_ptr, REGION_TRAILER_FOR_TINY_REGION(aligned_address)); #if DEBUG_MALLOC if (LOG(szone, ptr)) { malloc_report(ASL_LEVEL_INFO, "in tiny_malloc_from_region_no_lock(), ptr=%p, msize=%d\n", ptr, msize); } #endif return ptr; }
// Allocates from the last region or a freshly allocated region
Allocates from the last region or a freshly allocated region
[ "Allocates", "from", "the", "last", "region", "or", "a", "freshly", "allocated", "region" ]
static void * tiny_malloc_from_region_no_lock(rack_t *rack, magazine_t *tiny_mag_ptr, mag_index_t mag_index, msize_t msize, void *aligned_address) { void *ptr; if (tiny_mag_ptr->mag_bytes_free_at_end || tiny_mag_ptr->mag_bytes_free_at_start) { tiny_finalize_region(rack, tiny_mag_ptr); } #if NUM_TINY_BLOCKS & 31 const uint32_t header = 0xFFFFFFFFU << (NUM_TINY_BLOCKS & 31); #else const uint32_t header = 0; #endif ((tiny_region_t)aligned_address)->pairs[CEIL_NUM_TINY_BLOCKS_WORDS - 1].header = header; ((tiny_region_t)aligned_address)->pairs[CEIL_NUM_TINY_BLOCKS_WORDS - 1].inuse = 0; MAGAZINE_INDEX_FOR_TINY_REGION(aligned_address) = mag_index; rack_region_insert(rack, (region_t)aligned_address); tiny_mag_ptr->mag_last_region = aligned_address; BYTES_USED_FOR_TINY_REGION(aligned_address) = TINY_BYTES_FOR_MSIZE(msize); #if CONFIG_ASLR_INTERNAL int offset_msize = malloc_entropy[0] & TINY_ENTROPY_MASK; #if DEBUG_MALLOC if (getenv("MallocASLRForce")) { offset_msize = strtol(getenv("MallocASLRForce"), NULL, 0) & TINY_ENTROPY_MASK; } if (getenv("MallocASLRPrint")) { malloc_report(ASL_LEVEL_INFO, "Region: %p offset: %d\n", aligned_address, offset_msize); } #endif #else int offset_msize = 0; #endif ptr = (void *)((uintptr_t)aligned_address + TINY_BYTES_FOR_MSIZE(offset_msize)); set_tiny_meta_header_in_use(ptr, msize); tiny_mag_ptr->mag_num_objects++; tiny_mag_ptr->mag_num_bytes_in_objects += TINY_BYTES_FOR_MSIZE(msize); tiny_mag_ptr->num_bytes_in_magazine += TINY_REGION_PAYLOAD_BYTES; set_tiny_meta_header_in_use_1((void *)((uintptr_t)ptr + TINY_BYTES_FOR_MSIZE(msize))); tiny_mag_ptr->mag_bytes_free_at_end = TINY_BYTES_FOR_MSIZE(NUM_TINY_BLOCKS - msize - offset_msize); #if CONFIG_ASLR_INTERNAL tiny_mag_ptr->mag_bytes_free_at_start = TINY_BYTES_FOR_MSIZE(offset_msize); if (offset_msize) { set_tiny_meta_header_in_use_1((void *)((uintptr_t)ptr - TINY_QUANTUM)); } #else tiny_mag_ptr->mag_bytes_free_at_start = 0; #endif recirc_list_splice_last(rack, tiny_mag_ptr, REGION_TRAILER_FOR_TINY_REGION(aligned_address)); #if DEBUG_MALLOC if (LOG(szone, ptr)) { malloc_report(ASL_LEVEL_INFO, "in tiny_malloc_from_region_no_lock(), ptr=%p, msize=%d\n", ptr, msize); } #endif return ptr; }
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Allocates from the last region or a freshly allocated region
[ "Allocates", "from", "the", "last", "region", "or", "a", "freshly", "allocated", "region" ]
[ "// Deal with unclaimed memory -- mag_bytes_free_at_end or mag_bytes_free_at_start", "// We set the unused bits of the header in the last pair to be all ones, and those of the inuse to zeroes.", "// Tag the region at \"aligned_address\" as belonging to us,", "// and so put it under the protection of the magazine lock we are holding.", "// Do this before advertising \"aligned_address\" on the hash ring(!)", "// Insert the new region into the hash ring", "// We put a header on the last block so that it appears in use (for coalescing, etc...)", "// Put a header on the previous block for same reason", "// connect to magazine as last node" ]
[ { "param": "rack", "type": "rack_t" }, { "param": "tiny_mag_ptr", "type": "magazine_t" }, { "param": "mag_index", "type": "mag_index_t" }, { "param": "msize", "type": "msize_t" }, { "param": "aligned_address", "type": "void" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "rack", "type": "rack_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "tiny_mag_ptr", "type": "magazine_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "mag_index", "type": "mag_index_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "msize", "type": "msize_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "aligned_address", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
f528200df1299b705077294bf6843f2779910f5b
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/magazine_lite.c
[ "Apache-2.0" ]
C
stack_logging_lite_realloc
void
static void * stack_logging_lite_realloc(malloc_zone_t *zone, void *ptr, size_t new_size) { szone_t *szone = (szone_t *) zone; void *new_ptr = NULL; size_t old_size = szone_size(szone, ptr); // if we own the ptr and lite enabled do our thing if (old_size && stack_logging_lite_enabled) { // need to get the old stackid and decrement malloc_stack_id stack_id = get_stack_id_from_ptr(ptr, old_size); new_ptr = szone_realloc(szone, ptr, new_size + sizeof(malloc_stack_id)); if (new_ptr) { __decrement_table_slot_refcount(stack_id, old_size); add_stack_to_ptr(szone, new_size, new_ptr); } } else if (!old_size && !stack_logging_lite_enabled) { // we don't own the pointer and lite mode is disabled, so just pass the realloc on to the helper zone return szone->helper_zone->basic_zone.realloc((malloc_zone_t *) szone->helper_zone, ptr, new_size); } else { // otherwise perform the realloc by hand: // 1. malloc new ptr // 2. copy existing data to new ptr // 3. free old ptr // this will add the stack id if needed new_ptr = stack_logging_lite_malloc(zone, new_size); if (new_ptr) { size_t old_size = malloc_size(ptr); size_t new_size = malloc_size(new_ptr); // copy as much old data as possible size_t copy_size = MIN(old_size, new_size); memcpy(new_ptr, ptr, copy_size); } stack_logging_lite_free(zone, ptr); } return new_ptr; }
// Three paths: // 1. do a szone_realloc with padding and add stack id // 2. do a szone_realloc on the helper zone // 3. do a manual free / malloc
Three paths: 1. do a szone_realloc with padding and add stack id 2. do a szone_realloc on the helper zone 3. do a manual free / malloc
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static void * stack_logging_lite_realloc(malloc_zone_t *zone, void *ptr, size_t new_size) { szone_t *szone = (szone_t *) zone; void *new_ptr = NULL; size_t old_size = szone_size(szone, ptr); if (old_size && stack_logging_lite_enabled) { malloc_stack_id stack_id = get_stack_id_from_ptr(ptr, old_size); new_ptr = szone_realloc(szone, ptr, new_size + sizeof(malloc_stack_id)); if (new_ptr) { __decrement_table_slot_refcount(stack_id, old_size); add_stack_to_ptr(szone, new_size, new_ptr); } } else if (!old_size && !stack_logging_lite_enabled) { return szone->helper_zone->basic_zone.realloc((malloc_zone_t *) szone->helper_zone, ptr, new_size); } else { new_ptr = stack_logging_lite_malloc(zone, new_size); if (new_ptr) { size_t old_size = malloc_size(ptr); size_t new_size = malloc_size(new_ptr); size_t copy_size = MIN(old_size, new_size); memcpy(new_ptr, ptr, copy_size); } stack_logging_lite_free(zone, ptr); } return new_ptr; }
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Three paths: 1. do a szone_realloc with padding and add stack id 2. do a szone_realloc on the helper zone 3. do a manual free / malloc
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[ "// if we own the ptr and lite enabled do our thing", "// need to get the old stackid and decrement", "// we don't own the pointer and lite mode is disabled, so just pass the realloc on to the helper zone", "// otherwise perform the realloc by hand:", "// 1. malloc new ptr", "// 2. copy existing data to new ptr", "// 3. free old ptr", "// this will add the stack id if needed", "// copy as much old data as possible" ]
[ { "param": "zone", "type": "malloc_zone_t" }, { "param": "ptr", "type": "void" }, { "param": "new_size", "type": "size_t" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "zone", "type": "malloc_zone_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "ptr", "type": "void", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "new_size", "type": "size_t", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
be1ae6183dd072926e48d8a2077a1c9fa9733d2d
miniLV/MNAlertView
InterView-obj-isa-class/libmalloc-166.220.1/src/frozen_malloc.c
[ "Apache-2.0" ]
C
malloc_freezedry
uintptr_t
uintptr_t malloc_freezedry(void) { extern unsigned malloc_num_zones; extern malloc_zone_t **malloc_zones; malloc_frozen *data; unsigned i; /* Allocate space in which to store the freezedry state. */ data = (malloc_frozen *)malloc(sizeof(malloc_frozen)); /* Set freezedry version number so that malloc_jumpstart() can check for compatibility. */ data->version = MALLOC_FREEZEDRY_VERSION; /* Allocate the array of szone pointers. */ data->nszones = malloc_num_zones; data->szones = (szone_t *)calloc(malloc_num_zones, sizeof(szone_t)); /* * Fill in the array of szone structures. They are copied rather than * referenced, since the originals are likely to be clobbered during malloc * initialization. */ for (i = 0; i < malloc_num_zones; i++) { if (strcmp(malloc_zones[i]->zone_name, "DefaultMallocZone")) { /* Unknown zone type. */ free(data->szones); free(data); return 0; } memcpy(&data->szones[i], malloc_zones[i], sizeof(szone_t)); } return ((uintptr_t)data); }
/* * malloc_freezedry() records all of the szones in use, so that they can be * partially reconstituted by malloc_jumpstart(). Due to the differences * between reconstituted memory regions and those created by the szone code, * care is taken not to reallocate from the freezedried memory, except in the * case of a non-growing realloc(). * * Due to the flexibility provided by the zone registration mechanism, it is * impossible to implement generic freezedrying for any zone type. This code * only handles applications that use the szone allocator, so malloc_freezedry() * returns 0 (error) if any non-szone zones are encountered. */
malloc_freezedry() records all of the szones in use, so that they can be partially reconstituted by malloc_jumpstart(). Due to the differences between reconstituted memory regions and those created by the szone code, care is taken not to reallocate from the freezedried memory, except in the case of a non-growing realloc(). Due to the flexibility provided by the zone registration mechanism, it is impossible to implement generic freezedrying for any zone type. This code only handles applications that use the szone allocator, so malloc_freezedry() returns 0 (error) if any non-szone zones are encountered.
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uintptr_t malloc_freezedry(void) { extern unsigned malloc_num_zones; extern malloc_zone_t **malloc_zones; malloc_frozen *data; unsigned i; data = (malloc_frozen *)malloc(sizeof(malloc_frozen)); data->version = MALLOC_FREEZEDRY_VERSION; data->nszones = malloc_num_zones; data->szones = (szone_t *)calloc(malloc_num_zones, sizeof(szone_t)); for (i = 0; i < malloc_num_zones; i++) { if (strcmp(malloc_zones[i]->zone_name, "DefaultMallocZone")) { free(data->szones); free(data); return 0; } memcpy(&data->szones[i], malloc_zones[i], sizeof(szone_t)); } return ((uintptr_t)data); }
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malloc_freezedry() records all of the szones in use, so that they can be partially reconstituted by malloc_jumpstart().
[ "malloc_freezedry", "()", "records", "all", "of", "the", "szones", "in", "use", "so", "that", "they", "can", "be", "partially", "reconstituted", "by", "malloc_jumpstart", "()", "." ]
[ "/* Allocate space in which to store the freezedry state. */", "/* Set freezedry version number so that malloc_jumpstart() can check for compatibility. */", "/* Allocate the array of szone pointers. */", "/*\n\t * Fill in the array of szone structures. They are copied rather than\n\t * referenced, since the originals are likely to be clobbered during malloc\n\t * initialization.\n\t */", "/* Unknown zone type. */" ]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
5a7852299cde10af096f6001cad1e98ae62897fb
catensia/SP_Project
sp20161634_proj4/Phase3/myshell.c
[ "MIT" ]
C
eval
void
void eval(char *cmdline) { char *argv[MAXARGS]; /* Argument list execve() */ char buf[MAXLINE]; /* Holds modified command line */ int bg; /* Should the job run in bg or fg? */ int fds[2]; int argn; char carg[MAXLINE]; MEMSET(carg); int job_fd[2], in_fd, out_fd; int p; if(p=pipe(job_fd)){ printf("pipe error\n"); exit(0); } if((p=pipe(fds))==-1){ printf("pipe error\n"); exit(0); } strcpy(buf, cmdline); bg = parseline(buf, argv); argn=argnum(argv); //calculate argnum if (argv[0] == NULL) { return; /* Ignore empty lines */ } if (!builtin_command(argv)) { Sigprocmask(SIG_BLOCK, &mask_one, &prev_one); //Blocks SIGCHLD if (!bg){ int status; //Temporarily blocks child process signals since foreground jobs must end before receiving commands cur_pid=Fork(); Sigprocmask(SIG_SETMASK, &prev_one, NULL); switch(cur_pid){ case -1: PERROR_EXIT("FORK ERROR\n"); case 0: tcsetpgrp(0, getpgrp()); printf("NOTBG) pid:%d pgid:%d\n", getpid(), getpgrp()); pipe_execute(0, argv, STDIN_FILENO, argn, 0); } wait(&status); //should wait for foreground process to terminate } else{ cur_pid=Fork(); Sigprocmask(SIG_SETMASK, &prev_one, NULL); setpgid(0,0); int pid; switch(cur_pid){ case -1: PERROR_EXIT("FORK ERROR\n"); case 0: pid=getpid(); printf("FORK: %d\n", pid); Write(job_fd[1], &pid, sizeof(pid)); pipe_execute(0, argv, STDIN_FILENO, argn, 0); exit(0); } } Sigprocmask(SIG_BLOCK, &mask_all, NULL); int job_pid; Read(job_fd[0], &job_pid, sizeof(job_pid)); struct job new_job; new_job.pid=job_pid; strcpy(new_job.cmd, cmdline); new_job.status=1; add_job(new_job); close(job_fd[0]); close(job_fd[1]); Sigprocmask(SIG_SETMASK, &prev_one, NULL); } return; }
/* $begin eval */ /* eval - Evaluate a command line */
$begin eval eval - Evaluate a command line
[ "$begin", "eval", "eval", "-", "Evaluate", "a", "command", "line" ]
void eval(char *cmdline) { char *argv[MAXARGS]; char buf[MAXLINE]; int bg; int fds[2]; int argn; char carg[MAXLINE]; MEMSET(carg); int job_fd[2], in_fd, out_fd; int p; if(p=pipe(job_fd)){ printf("pipe error\n"); exit(0); } if((p=pipe(fds))==-1){ printf("pipe error\n"); exit(0); } strcpy(buf, cmdline); bg = parseline(buf, argv); argn=argnum(argv); if (argv[0] == NULL) { return; } if (!builtin_command(argv)) { Sigprocmask(SIG_BLOCK, &mask_one, &prev_one); if (!bg){ int status; cur_pid=Fork(); Sigprocmask(SIG_SETMASK, &prev_one, NULL); switch(cur_pid){ case -1: PERROR_EXIT("FORK ERROR\n"); case 0: tcsetpgrp(0, getpgrp()); printf("NOTBG) pid:%d pgid:%d\n", getpid(), getpgrp()); pipe_execute(0, argv, STDIN_FILENO, argn, 0); } wait(&status); } else{ cur_pid=Fork(); Sigprocmask(SIG_SETMASK, &prev_one, NULL); setpgid(0,0); int pid; switch(cur_pid){ case -1: PERROR_EXIT("FORK ERROR\n"); case 0: pid=getpid(); printf("FORK: %d\n", pid); Write(job_fd[1], &pid, sizeof(pid)); pipe_execute(0, argv, STDIN_FILENO, argn, 0); exit(0); } } Sigprocmask(SIG_BLOCK, &mask_all, NULL); int job_pid; Read(job_fd[0], &job_pid, sizeof(job_pid)); struct job new_job; new_job.pid=job_pid; strcpy(new_job.cmd, cmdline); new_job.status=1; add_job(new_job); close(job_fd[0]); close(job_fd[1]); Sigprocmask(SIG_SETMASK, &prev_one, NULL); } return; }
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$begin eval eval - Evaluate a command line
[ "$begin", "eval", "eval", "-", "Evaluate", "a", "command", "line" ]
[ "/* Argument list execve() */", "/* Holds modified command line */", "/* Should the job run in bg or fg? */", "//calculate argnum", "/* Ignore empty lines */", "//Blocks SIGCHLD", "//Temporarily blocks child process signals since foreground jobs must end before receiving commands", "//should wait for foreground process to terminate " ]
[ { "param": "cmdline", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "cmdline", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5a7852299cde10af096f6001cad1e98ae62897fb
catensia/SP_Project
sp20161634_proj4/Phase3/myshell.c
[ "MIT" ]
C
builtin_command
int
int builtin_command(char **argv) { if(!strcmp(argv[0], "jobs")){ /* jobs command */ Sigprocmask(SIG_BLOCK, &mask_one, &prev_one); print_jobs(); Sigprocmask(SIG_SETMASK, &prev_one, NULL); return 1; } if (!strcmp(argv[0], "quit")) /* quit command */ exit(0); if(!strcmp(argv[0], "exit")) /* exit command */ exit(0); if (!strcmp(argv[0], "&")) /* Ignore singleton & */ return 1; if (!strcmp(argv[0], "cd")){ int chdir_ret; //only cd if(argv[1]==NULL){ if((chdir_ret=chdir(getenv("HOME")))==-1){ printf("cd home error\n"); } return 1; } //cd .. cd SP/proj4/ if((chdir_ret=chdir(argv[1]))==-1){ printf("cd error\n"); } return 1; } return 0; /* Not a builtin command */ }
/* If first arg is a builtin command, run it and return true */
If first arg is a builtin command, run it and return true
[ "If", "first", "arg", "is", "a", "builtin", "command", "run", "it", "and", "return", "true" ]
int builtin_command(char **argv) { if(!strcmp(argv[0], "jobs")){ Sigprocmask(SIG_BLOCK, &mask_one, &prev_one); print_jobs(); Sigprocmask(SIG_SETMASK, &prev_one, NULL); return 1; } if (!strcmp(argv[0], "quit")) exit(0); if(!strcmp(argv[0], "exit")) exit(0); if (!strcmp(argv[0], "&")) return 1; if (!strcmp(argv[0], "cd")){ int chdir_ret; if(argv[1]==NULL){ if((chdir_ret=chdir(getenv("HOME")))==-1){ printf("cd home error\n"); } return 1; } if((chdir_ret=chdir(argv[1]))==-1){ printf("cd error\n"); } return 1; } return 0; }
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If first arg is a builtin command, run it and return true
[ "If", "first", "arg", "is", "a", "builtin", "command", "run", "it", "and", "return", "true" ]
[ "/* jobs command */", "/* quit command */", "/* exit command */", "/* Ignore singleton & */", "//only cd", "//cd .. cd SP/proj4/", "/* Not a builtin command */" ]
[ { "param": "argv", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "argv", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5a7852299cde10af096f6001cad1e98ae62897fb
catensia/SP_Project
sp20161634_proj4/Phase3/myshell.c
[ "MIT" ]
C
parseline
int
int parseline(char *buf, char **argv) { char *delim; /* Points to first space delimiter */ int argc; /* Number of args */ int bg; /* Background job? */ buf[strlen(buf)-1] = ' '; /* Replace trailing '\n' with space */ while (*buf && (*buf == ' ')) /* Ignore leading spaces */ buf++; /* Build the argv list */ argc = 0; while ((delim = strchr(buf, ' '))) { argv[argc++] = buf; *delim = '\0'; buf = delim + 1; while (*buf && (*buf == ' ')) /* Ignore spaces */ buf++; } argv[argc] = NULL; if (argc == 0) /* Ignore blank line */ return 1; /* Should the job run in the background? */ if ((bg = (*argv[argc-1] == '&')) != 0) argv[--argc] = NULL; if(argc>0){ int lastlen=(int)strlen(argv[argc-1]); if(argc>=1 && argv[argc-1][lastlen-1]=='&'){ bg=1; argv[argc-1][lastlen-1]='\0'; } } return bg; }
/* $begin parseline */ /* parseline - Parse the command line and build the argv array */
$begin parseline parseline - Parse the command line and build the argv array
[ "$begin", "parseline", "parseline", "-", "Parse", "the", "command", "line", "and", "build", "the", "argv", "array" ]
int parseline(char *buf, char **argv) { char *delim; int argc; int bg; buf[strlen(buf)-1] = ' '; while (*buf && (*buf == ' ')) buf++; argc = 0; while ((delim = strchr(buf, ' '))) { argv[argc++] = buf; *delim = '\0'; buf = delim + 1; while (*buf && (*buf == ' ')) buf++; } argv[argc] = NULL; if (argc == 0) return 1; if ((bg = (*argv[argc-1] == '&')) != 0) argv[--argc] = NULL; if(argc>0){ int lastlen=(int)strlen(argv[argc-1]); if(argc>=1 && argv[argc-1][lastlen-1]=='&'){ bg=1; argv[argc-1][lastlen-1]='\0'; } } return bg; }
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$begin parseline parseline - Parse the command line and build the argv array
[ "$begin", "parseline", "parseline", "-", "Parse", "the", "command", "line", "and", "build", "the", "argv", "array" ]
[ "/* Points to first space delimiter */", "/* Number of args */", "/* Background job? */", "/* Replace trailing '\\n' with space */", "/* Ignore leading spaces */", "/* Build the argv list */", "/* Ignore spaces */", "/* Ignore blank line */", "/* Should the job run in the background? */" ]
[ { "param": "buf", "type": "char" }, { "param": "argv", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "buf", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "argv", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
6a6edbc5ea021a1c71d0bbe9634b5fdde515ba3a
catensia/SP_Project
sp20161634_proj3/shell_cmd.c
[ "MIT" ]
C
trim
char
char* trim(char *cmd){ //trims leading and trailing spaces while(isspace(*cmd))cmd++; if(*cmd==0) return cmd; int end=strlen(cmd)-1; while(isspace(cmd[end])){ end--; } cmd[end+1]='\0'; return cmd; }
/*---------------------------------------------------------------------*/ /*Function: trim*/ /*Purpose: removes leading and trailing spaces in string*/ /*Return: char pointer of trimmed string*/ /*---------------------------------------------------------------------*/
trim Purpose: removes leading and trailing spaces in string Return: char pointer of trimmed string
[ "trim", "Purpose", ":", "removes", "leading", "and", "trailing", "spaces", "in", "string", "Return", ":", "char", "pointer", "of", "trimmed", "string" ]
char* trim(char *cmd){ while(isspace(*cmd))cmd++; if(*cmd==0) return cmd; int end=strlen(cmd)-1; while(isspace(cmd[end])){ end--; } cmd[end+1]='\0'; return cmd; }
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Function: trim Purpose: removes leading and trailing spaces in string Return: char pointer of trimmed string
[ "Function", ":", "trim", "Purpose", ":", "removes", "leading", "and", "trailing", "spaces", "in", "string", "Return", ":", "char", "pointer", "of", "trimmed", "string" ]
[ "//trims leading and trailing spaces" ]
[ { "param": "cmd", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "cmd", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
6a6edbc5ea021a1c71d0bbe9634b5fdde515ba3a
catensia/SP_Project
sp20161634_proj3/shell_cmd.c
[ "MIT" ]
C
checkExe
bool
bool checkExe(const char *name){ struct stat sb; if (stat(name, &sb) == 0 && sb.st_mode & S_IXUSR){ /* executable */ return true; } else return false; }
/*---------------------------------------------------------------------*/ /*Function: checkExe*/ /*Purpose: checks if given file name is executable*/ /*Return: true if executable, false if not executable */ /*---------------------------------------------------------------------*/
checkExe Purpose: checks if given file name is executable Return: true if executable, false if not executable
[ "checkExe", "Purpose", ":", "checks", "if", "given", "file", "name", "is", "executable", "Return", ":", "true", "if", "executable", "false", "if", "not", "executable" ]
bool checkExe(const char *name){ struct stat sb; if (stat(name, &sb) == 0 && sb.st_mode & S_IXUSR){ return true; } else return false; }
[ "bool", "checkExe", "(", "const", "char", "*", "name", ")", "{", "struct", "stat", "sb", ";", "if", "(", "stat", "(", "name", ",", "&", "sb", ")", "==", "0", "&&", "sb", ".", "st_mode", "&", "S_IXUSR", ")", "{", "return", "true", ";", "}", "else", "return", "false", ";", "}" ]
Function: checkExe Purpose: checks if given file name is executable Return: true if executable, false if not executable
[ "Function", ":", "checkExe", "Purpose", ":", "checks", "if", "given", "file", "name", "is", "executable", "Return", ":", "true", "if", "executable", "false", "if", "not", "executable" ]
[ "/* executable */" ]
[ { "param": "name", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "name", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
6a6edbc5ea021a1c71d0bbe9634b5fdde515ba3a
catensia/SP_Project
sp20161634_proj3/shell_cmd.c
[ "MIT" ]
C
checkDir
bool
bool checkDir(const char* name){ //checks if given file name is a directory struct stat status; stat(name,&status); return S_ISDIR(status.st_mode); }
/*---------------------------------------------------------------------*/ /*Function: checkDir*/ /*Purpose: checks if given file name is directory*/ /*Return: true if directory / false if not directory */ /*---------------------------------------------------------------------*/
checkDir Purpose: checks if given file name is directory Return: true if directory / false if not directory
[ "checkDir", "Purpose", ":", "checks", "if", "given", "file", "name", "is", "directory", "Return", ":", "true", "if", "directory", "/", "false", "if", "not", "directory" ]
bool checkDir(const char* name){ struct stat status; stat(name,&status); return S_ISDIR(status.st_mode); }
[ "bool", "checkDir", "(", "const", "char", "*", "name", ")", "{", "struct", "stat", "status", ";", "stat", "(", "name", ",", "&", "status", ")", ";", "return", "S_ISDIR", "(", "status", ".", "st_mode", ")", ";", "}" ]
Function: checkDir Purpose: checks if given file name is directory Return: true if directory / false if not directory
[ "Function", ":", "checkDir", "Purpose", ":", "checks", "if", "given", "file", "name", "is", "directory", "Return", ":", "true", "if", "directory", "/", "false", "if", "not", "directory" ]
[ "//checks if given file name is a directory" ]
[ { "param": "name", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "name", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
6a6edbc5ea021a1c71d0bbe9634b5fdde515ba3a
catensia/SP_Project
sp20161634_proj3/shell_cmd.c
[ "MIT" ]
C
shell_help
void
void shell_help(void){ printf("h[elp]\n"); printf("d[ir]\n"); printf("q[uit]\n"); printf("du[mp] [start, end]\n"); printf("e[dit] address, value\n"); printf("f[ill] start, end, value\n"); printf("reset\n"); printf("opcode mnemonic\n"); printf("opcodelist\n"); printf("assemble filename\n"); printf("type filename\n"); printf("symbol\n"); }
/*---------------------------------------------------------------------*/ /*Function: shell_help*/ /*Purpose: Print available commands*/ /*Return: none*/ /*---------------------------------------------------------------------*/
shell_help Purpose: Print available commands Return: none
[ "shell_help", "Purpose", ":", "Print", "available", "commands", "Return", ":", "none" ]
void shell_help(void){ printf("h[elp]\n"); printf("d[ir]\n"); printf("q[uit]\n"); printf("du[mp] [start, end]\n"); printf("e[dit] address, value\n"); printf("f[ill] start, end, value\n"); printf("reset\n"); printf("opcode mnemonic\n"); printf("opcodelist\n"); printf("assemble filename\n"); printf("type filename\n"); printf("symbol\n"); }
[ "void", "shell_help", "(", "void", ")", "{", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "}" ]
Function: shell_help Purpose: Print available commands Return: none
[ "Function", ":", "shell_help", "Purpose", ":", "Print", "available", "commands", "Return", ":", "none" ]
[]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
6a6edbc5ea021a1c71d0bbe9634b5fdde515ba3a
catensia/SP_Project
sp20161634_proj3/shell_cmd.c
[ "MIT" ]
C
shell_dir
void
void shell_dir(void){ DIR *dir_i=opendir("."); struct dirent *dir_e; if(dir_i!=NULL){ while((dir_e=readdir(dir_i))){ char filename[100]; //copy file name strcpy(filename, dir_e->d_name); int len=strlen(filename); //check if execution file (.out) if(checkExe(dir_e->d_name)){ filename[len]='*'; filename[len+1]='\0'; } //check if directory if(checkDir(dir_e->d_name)){ filename[len]='/'; filename[len+1]='\0'; } printf("%s\n", filename); } } closedir(dir_i); }
/*---------------------------------------------------------------------*/ /*Function: shell_dir*/ /*Purpose: prints files/directories in current directory*/ /*Return: none*/ /*---------------------------------------------------------------------*/
shell_dir Purpose: prints files/directories in current directory Return: none
[ "shell_dir", "Purpose", ":", "prints", "files", "/", "directories", "in", "current", "directory", "Return", ":", "none" ]
void shell_dir(void){ DIR *dir_i=opendir("."); struct dirent *dir_e; if(dir_i!=NULL){ while((dir_e=readdir(dir_i))){ char filename[100]; strcpy(filename, dir_e->d_name); int len=strlen(filename); if(checkExe(dir_e->d_name)){ filename[len]='*'; filename[len+1]='\0'; } if(checkDir(dir_e->d_name)){ filename[len]='/'; filename[len+1]='\0'; } printf("%s\n", filename); } } closedir(dir_i); }
[ "void", "shell_dir", "(", "void", ")", "{", "DIR", "*", "dir_i", "=", "opendir", "(", "\"", "\"", ")", ";", "struct", "dirent", "*", "dir_e", ";", "if", "(", "dir_i", "!=", "NULL", ")", "{", "while", "(", "(", "dir_e", "=", "readdir", "(", "dir_i", ")", ")", ")", "{", "char", "filename", "[", "100", "]", ";", "strcpy", "(", "filename", ",", "dir_e", "->", "d_name", ")", ";", "int", "len", "=", "strlen", "(", "filename", ")", ";", "if", "(", "checkExe", "(", "dir_e", "->", "d_name", ")", ")", "{", "filename", "[", "len", "]", "=", "'", "'", ";", "filename", "[", "len", "+", "1", "]", "=", "'", "\\0", "'", ";", "}", "if", "(", "checkDir", "(", "dir_e", "->", "d_name", ")", ")", "{", "filename", "[", "len", "]", "=", "'", "'", ";", "filename", "[", "len", "+", "1", "]", "=", "'", "\\0", "'", ";", "}", "printf", "(", "\"", "\\n", "\"", ",", "filename", ")", ";", "}", "}", "closedir", "(", "dir_i", ")", ";", "}" ]
Function: shell_dir Purpose: prints files/directories in current directory Return: none
[ "Function", ":", "shell_dir", "Purpose", ":", "prints", "files", "/", "directories", "in", "current", "directory", "Return", ":", "none" ]
[ "//copy file name", "//check if execution file (.out)", "//check if directory" ]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
6a6edbc5ea021a1c71d0bbe9634b5fdde515ba3a
catensia/SP_Project
sp20161634_proj3/shell_cmd.c
[ "MIT" ]
C
history_add
void
void history_add(char* command, struct NODE **head){ struct NODE *newNode=(struct NODE*)malloc(sizeof(struct NODE)); strcpy(newNode->cmd, command); newNode->next=NULL; struct NODE *cur; if(*head==NULL){ *head=newNode; return; } else{ for(cur=(*head);cur->next!=NULL;cur=cur->next){} cur->next=newNode; } }
/*---------------------------------------------------------------------*/ /*Function: history_add*/ /*Purpose: adds command to history linked list*/ /*Return: none*/ /*---------------------------------------------------------------------*/
history_add Purpose: adds command to history linked list Return: none
[ "history_add", "Purpose", ":", "adds", "command", "to", "history", "linked", "list", "Return", ":", "none" ]
void history_add(char* command, struct NODE **head){ struct NODE *newNode=(struct NODE*)malloc(sizeof(struct NODE)); strcpy(newNode->cmd, command); newNode->next=NULL; struct NODE *cur; if(*head==NULL){ *head=newNode; return; } else{ for(cur=(*head);cur->next!=NULL;cur=cur->next){} cur->next=newNode; } }
[ "void", "history_add", "(", "char", "*", "command", ",", "struct", "NODE", "*", "*", "head", ")", "{", "struct", "NODE", "*", "newNode", "=", "(", "struct", "NODE", "*", ")", "malloc", "(", "sizeof", "(", "struct", "NODE", ")", ")", ";", "strcpy", "(", "newNode", "->", "cmd", ",", "command", ")", ";", "newNode", "->", "next", "=", "NULL", ";", "struct", "NODE", "*", "cur", ";", "if", "(", "*", "head", "==", "NULL", ")", "{", "*", "head", "=", "newNode", ";", "return", ";", "}", "else", "{", "for", "(", "cur", "=", "(", "*", "head", ")", ";", "cur", "->", "next", "!=", "NULL", ";", "cur", "=", "cur", "->", "next", ")", "{", "}", "cur", "->", "next", "=", "newNode", ";", "}", "}" ]
Function: history_add Purpose: adds command to history linked list Return: none
[ "Function", ":", "history_add", "Purpose", ":", "adds", "command", "to", "history", "linked", "list", "Return", ":", "none" ]
[]
[ { "param": "command", "type": "char" }, { "param": "head", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "command", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "head", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
6a6edbc5ea021a1c71d0bbe9634b5fdde515ba3a
catensia/SP_Project
sp20161634_proj3/shell_cmd.c
[ "MIT" ]
C
history_print
void
void history_print(struct NODE **head){ if(*head==NULL) return; //prints contents of linked list int cnt=1; for(struct NODE *cur=(*head);cur!=NULL;cur=cur->next, cnt++){ printf("%d %s\n", cnt, cur->cmd); } }
/*---------------------------------------------------------------------*/ /*Function: history_print*/ /*Purpose: prints contents of linked list */ /*Return: none*/ /*---------------------------------------------------------------------*/
history_print Purpose: prints contents of linked list Return: none
[ "history_print", "Purpose", ":", "prints", "contents", "of", "linked", "list", "Return", ":", "none" ]
void history_print(struct NODE **head){ if(*head==NULL) return; int cnt=1; for(struct NODE *cur=(*head);cur!=NULL;cur=cur->next, cnt++){ printf("%d %s\n", cnt, cur->cmd); } }
[ "void", "history_print", "(", "struct", "NODE", "*", "*", "head", ")", "{", "if", "(", "*", "head", "==", "NULL", ")", "return", ";", "int", "cnt", "=", "1", ";", "for", "(", "struct", "NODE", "*", "cur", "=", "(", "*", "head", ")", ";", "cur", "!=", "NULL", ";", "cur", "=", "cur", "->", "next", ",", "cnt", "++", ")", "{", "printf", "(", "\"", "\\n", "\"", ",", "cnt", ",", "cur", "->", "cmd", ")", ";", "}", "}" ]
Function: history_print Purpose: prints contents of linked list Return: none
[ "Function", ":", "history_print", "Purpose", ":", "prints", "contents", "of", "linked", "list", "Return", ":", "none" ]
[ "//prints contents of linked list" ]
[ { "param": "head", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "head", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
6a6edbc5ea021a1c71d0bbe9634b5fdde515ba3a
catensia/SP_Project
sp20161634_proj3/shell_cmd.c
[ "MIT" ]
C
type_filename
void
void type_filename(const char *filename, struct NODE **head){ if(checkDir(filename)) { printf("%s is a directory. Abort\n", filename); return; } FILE *fp; if((fp=fopen(filename, "r"))){ char content=fgetc(fp); while(content!=EOF){ printf("%c", content); content=fgetc(fp); } printf("\n"); fclose(fp); char history_string[100]; sprintf(history_string, "type %s", filename); history_add(history_string, head); return; } printf("File doesn't exist\n"); return; }
/*---------------------------------------------------------------------*/ /*Function: type_filename*/ /*Purpose: prints contents of file*/ /*Return: none*/ /*---------------------------------------------------------------------*/
type_filename Purpose: prints contents of file Return: none
[ "type_filename", "Purpose", ":", "prints", "contents", "of", "file", "Return", ":", "none" ]
void type_filename(const char *filename, struct NODE **head){ if(checkDir(filename)) { printf("%s is a directory. Abort\n", filename); return; } FILE *fp; if((fp=fopen(filename, "r"))){ char content=fgetc(fp); while(content!=EOF){ printf("%c", content); content=fgetc(fp); } printf("\n"); fclose(fp); char history_string[100]; sprintf(history_string, "type %s", filename); history_add(history_string, head); return; } printf("File doesn't exist\n"); return; }
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Function: type_filename Purpose: prints contents of file Return: none
[ "Function", ":", "type_filename", "Purpose", ":", "prints", "contents", "of", "file", "Return", ":", "none" ]
[]
[ { "param": "filename", "type": "char" }, { "param": "head", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "filename", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "head", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
6a6edbc5ea021a1c71d0bbe9634b5fdde515ba3a
catensia/SP_Project
sp20161634_proj3/shell_cmd.c
[ "MIT" ]
C
symtab_print
void
void symtab_print(struct NODE **head){ if(*head==NULL) return; for(struct NODE *cur=(*head);cur!=NULL;cur=cur->next){ printf("\t%s\t%04X\n", cur->cmd, cur->num); } }
/*---------------------------------------------------------------------*/ /*Function: symbol_print*/ /*Purpose: prints symbol table in lexicographical order*/ /*Return: none*/ /*---------------------------------------------------------------------*/
symbol_print Purpose: prints symbol table in lexicographical order Return: none
[ "symbol_print", "Purpose", ":", "prints", "symbol", "table", "in", "lexicographical", "order", "Return", ":", "none" ]
void symtab_print(struct NODE **head){ if(*head==NULL) return; for(struct NODE *cur=(*head);cur!=NULL;cur=cur->next){ printf("\t%s\t%04X\n", cur->cmd, cur->num); } }
[ "void", "symtab_print", "(", "struct", "NODE", "*", "*", "head", ")", "{", "if", "(", "*", "head", "==", "NULL", ")", "return", ";", "for", "(", "struct", "NODE", "*", "cur", "=", "(", "*", "head", ")", ";", "cur", "!=", "NULL", ";", "cur", "=", "cur", "->", "next", ")", "{", "printf", "(", "\"", "\\t", "\\t", "\\n", "\"", ",", "cur", "->", "cmd", ",", "cur", "->", "num", ")", ";", "}", "}" ]
Function: symbol_print Purpose: prints symbol table in lexicographical order Return: none
[ "Function", ":", "symbol_print", "Purpose", ":", "prints", "symbol", "table", "in", "lexicographical", "order", "Return", ":", "none" ]
[]
[ { "param": "head", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "head", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
83445ef8bf8e300ebe2efcd3e6d1a5d452be124d
catensia/SP_Project
sp20161634_proj3/20161634.c
[ "MIT" ]
C
hex
int
int hex(const char* num){ if(strlen(num)==0) return -1; for(int i=0;i<strlen(num);i++){ if(!((num[i]>='0' && num[i]<='9') || (num[i]>='a' && num[i]<='f') || (num[i]>='A' && num[i]<='F'))){ return -1; } } int ret; sscanf(num, "%x", &ret); return ret; }
/*---------------------------------------------------------------------*/ /*Function: hex*/ /*Purpose: reads a hexadecimal string and returns positive decimal value*/ /*Return value: if invalid -1 / if valid positive decimal value*/ /*---------------------------------------------------------------------*/
hex Purpose: reads a hexadecimal string and returns positive decimal value Return value: if invalid -1 / if valid positive decimal value
[ "hex", "Purpose", ":", "reads", "a", "hexadecimal", "string", "and", "returns", "positive", "decimal", "value", "Return", "value", ":", "if", "invalid", "-", "1", "/", "if", "valid", "positive", "decimal", "value" ]
int hex(const char* num){ if(strlen(num)==0) return -1; for(int i=0;i<strlen(num);i++){ if(!((num[i]>='0' && num[i]<='9') || (num[i]>='a' && num[i]<='f') || (num[i]>='A' && num[i]<='F'))){ return -1; } } int ret; sscanf(num, "%x", &ret); return ret; }
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Function: hex Purpose: reads a hexadecimal string and returns positive decimal value Return value: if invalid -1 / if valid positive decimal value
[ "Function", ":", "hex", "Purpose", ":", "reads", "a", "hexadecimal", "string", "and", "returns", "positive", "decimal", "value", "Return", "value", ":", "if", "invalid", "-", "1", "/", "if", "valid", "positive", "decimal", "value" ]
[]
[ { "param": "num", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "num", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
83445ef8bf8e300ebe2efcd3e6d1a5d452be124d
catensia/SP_Project
sp20161634_proj3/20161634.c
[ "MIT" ]
C
start
void
void start(void){ printf("sicsim>"); char buffer[MAX_INPUT]; if(fgets(buffer, sizeof(buffer), stdin)){ size_t len=strlen(buffer); if(len>0 && buffer[len-1]=='\n') buffer[len-1]='\0'; } char *cmd=trim(buffer); if(strlen(cmd)==0) return; //one word inputs (trivial) - call appropriate functions if(!strcmp(cmd, "help") || !strcmp(cmd, "h")){ shell_help(); history_add(cmd, &head); return; } if(!strcmp(cmd, "dir") || !strcmp(cmd, "d")){ shell_dir(); history_add(cmd, &head); return; } if(!strcmp(cmd, "quit") || !strcmp(cmd, "q")){ exit(0); } if(!strcmp(cmd, "history") || !strcmp(cmd, "hi")){ history_add(cmd, &head); history_print(&head); return; } if(!strcmp(cmd, "du")||!strcmp(cmd,"dump")){ dump(m,1, dump_adr); dump_adr+=160; history_add(cmd, &head); return; } if(!strcmp(cmd, "opcodelist")){ history_add(cmd, &head); op_list(hash); return; } if(!strcmp(cmd, "reset")){ history_add(cmd, &head); reset(m); return; } if(!strcmp(cmd, "symbol")){ history_add(cmd, &head); symtab_print(&last_success_symtab); return; } if(!strcmp(cmd, "bp")){ history_add(cmd, &head); print_bp(); return; } if(!strcmp(cmd, "run")){ history_add(cmd, &head); run(); return; } //memory commands with multi word inputs if(argnum(cmd)==-1){ printf("invalid input\n"); return; } }
/*---------------------------------------------------------------------*/ /*Function: start*/ /*Purpose: reads user input and handles single word inputs*/ /*Return: void*/ /*---------------------------------------------------------------------*/
start Purpose: reads user input and handles single word inputs Return: void
[ "start", "Purpose", ":", "reads", "user", "input", "and", "handles", "single", "word", "inputs", "Return", ":", "void" ]
void start(void){ printf("sicsim>"); char buffer[MAX_INPUT]; if(fgets(buffer, sizeof(buffer), stdin)){ size_t len=strlen(buffer); if(len>0 && buffer[len-1]=='\n') buffer[len-1]='\0'; } char *cmd=trim(buffer); if(strlen(cmd)==0) return; if(!strcmp(cmd, "help") || !strcmp(cmd, "h")){ shell_help(); history_add(cmd, &head); return; } if(!strcmp(cmd, "dir") || !strcmp(cmd, "d")){ shell_dir(); history_add(cmd, &head); return; } if(!strcmp(cmd, "quit") || !strcmp(cmd, "q")){ exit(0); } if(!strcmp(cmd, "history") || !strcmp(cmd, "hi")){ history_add(cmd, &head); history_print(&head); return; } if(!strcmp(cmd, "du")||!strcmp(cmd,"dump")){ dump(m,1, dump_adr); dump_adr+=160; history_add(cmd, &head); return; } if(!strcmp(cmd, "opcodelist")){ history_add(cmd, &head); op_list(hash); return; } if(!strcmp(cmd, "reset")){ history_add(cmd, &head); reset(m); return; } if(!strcmp(cmd, "symbol")){ history_add(cmd, &head); symtab_print(&last_success_symtab); return; } if(!strcmp(cmd, "bp")){ history_add(cmd, &head); print_bp(); return; } if(!strcmp(cmd, "run")){ history_add(cmd, &head); run(); return; } if(argnum(cmd)==-1){ printf("invalid input\n"); return; } }
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Function: start Purpose: reads user input and handles single word inputs Return: void
[ "Function", ":", "start", "Purpose", ":", "reads", "user", "input", "and", "handles", "single", "word", "inputs", "Return", ":", "void" ]
[ "//one word inputs (trivial) - call appropriate functions", "//memory commands with multi word inputs" ]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
ca98430335eeb9beb795dec79daafa279a0381df
catensia/SP_Project
sp20161634_proj1/20161634.c
[ "MIT" ]
C
argnum
int
int argnum(char* cmd){ char what[100]; //variables for start end value address int s,e,val, adr; //variable to check arguments int args=1; //checks validity of input int space=0, comma=0; //sets flag according to command bool editflag=false, dumpflag=false, fillflag=false; bool spaceflag=false; s=e=val=adr=-1; //string to add to history list char history_string[100]; char op[100], mne[100], trash[100]; trash[0]='\0'; int words=sscanf(cmd, "%s %s %s", op, mne, trash); if(words==2 && trash[0]=='\0' && !strcmp(op, "opcode")){ //ex: opcode add //special case : need to check whether correct opcode, so add history inside function op_cmd(mne, hash, &head); return 0; } //checks comma numbers for(int i=0;i<strlen(cmd);i++){ if(!spaceflag && isspace(cmd[i])){ space=i; spaceflag=true; } if(cmd[i]==',') comma++; } sscanf(cmd, "%s", what); char *tokenize=cmd; tokenize+=space; char *ptr; //decides command flags if(!strcmp("e", what)||!strcmp("edit", what)) editflag=true; if(!strcmp("du", what)||!strcmp("dump", what)) dumpflag=true; if(!strcmp("f", what)||!strcmp("fill", what)) fillflag=true; char hexStart[10], hexEnd[10],hexAddress[10], hexValue[10]; //splits command by comma, and does boundary check and argument checks while((ptr=strsep(&tokenize,","))){ int tempVal=hex(trim(ptr)); //if invalid hexadecimal error if(tempVal==-1) return -1; if(editflag){ //edit : check second argument range 00~FF //edit : first argument should be 00~FFFFF if(args==1 && 0<=tempVal && tempVal<=0xFFFFF){ adr=tempVal; args++; strcpy(hexAddress, trim(ptr)); } else if(args==2 && 0<=tempVal && tempVal<=0xFF){ val=tempVal; args++; strcpy(hexValue, trim(ptr)); } else return -1; } else if(dumpflag){ //dump : all arguments should be 00~FFFFF if(0<=tempVal && tempVal<=0xFFFFF){ if(args==1){ s=tempVal; args++; strcpy(hexStart, trim(ptr)); } else if(args==2){ e=tempVal; args++; strcpy(hexEnd, trim(ptr)); } } //if else invalid input ex: du 123A else return -1; } else if(fillflag){ //fill : first and second argument (00~FFFFF) third argument (00~FF) //printf("tempval:%d\n", tempVal); if(args==1 && 0<=tempVal && tempVal<=0xFFFFF){ s=tempVal; args++; strcpy(hexStart, trim(ptr)); } else if(args==2 && 0<=tempVal && tempVal<=0xFFFFF){ e=tempVal; args++; strcpy(hexEnd, trim(ptr)); } else if(args==3 && 0<=tempVal && tempVal<=0xFF){ val=tempVal; args++; strcpy(hexValue, trim(ptr)); } else return -1; } } //command should be checked //all s,e,val should never be -1 //comma number and argument number should match if(comma+2!=args) return -1; //call functions based on command and append to history list if(args==2 && (s!=-1) && (!strcmp(what, "du")||!strcmp(what,"dump")) ){ sprintf(history_string, "%s %s", what, hexStart); history_add(history_string, &head); dump(m,1,s); return 0; } if(args==3 && (s!=-1 && e!=-1) && (!strcmp(what, "du")||!strcmp(what,"dump"))){ sprintf(history_string, "%s %s, %s", what, hexStart,hexEnd); history_add(history_string, &head); dump(m,2,s,e); return 0; } if(args==4 && (s!=-1 && e!=-1 && val!=-1) && (!strcmp(what, "f")||!strcmp(what,"fill"))){ sprintf(history_string, "%s %s, %s, %s", what, hexStart,hexEnd,hexValue); history_add(history_string, &head); fill(m,s,e,val); return 0; } if(editflag && args==3 && (adr!=-1 && val!=-1)){ sprintf(history_string, "%s %s, %s", what, hexAddress, hexValue); history_add(history_string, &head); edit(m,adr, val); return 0; } return -1; }
/*---------------------------------------------------------------------*/ /*Function: argnum*/ /*Purpose: parses multi-word commands and calls appropriate functions depending on input*/ /*Return value: if invalid -1 / if valid 0 */ /*---------------------------------------------------------------------*/
argnum Purpose: parses multi-word commands and calls appropriate functions depending on input Return value: if invalid -1 / if valid 0
[ "argnum", "Purpose", ":", "parses", "multi", "-", "word", "commands", "and", "calls", "appropriate", "functions", "depending", "on", "input", "Return", "value", ":", "if", "invalid", "-", "1", "/", "if", "valid", "0" ]
int argnum(char* cmd){ char what[100]; int s,e,val, adr; int args=1; int space=0, comma=0; bool editflag=false, dumpflag=false, fillflag=false; bool spaceflag=false; s=e=val=adr=-1; char history_string[100]; char op[100], mne[100], trash[100]; trash[0]='\0'; int words=sscanf(cmd, "%s %s %s", op, mne, trash); if(words==2 && trash[0]=='\0' && !strcmp(op, "opcode")){ op_cmd(mne, hash, &head); return 0; } for(int i=0;i<strlen(cmd);i++){ if(!spaceflag && isspace(cmd[i])){ space=i; spaceflag=true; } if(cmd[i]==',') comma++; } sscanf(cmd, "%s", what); char *tokenize=cmd; tokenize+=space; char *ptr; if(!strcmp("e", what)||!strcmp("edit", what)) editflag=true; if(!strcmp("du", what)||!strcmp("dump", what)) dumpflag=true; if(!strcmp("f", what)||!strcmp("fill", what)) fillflag=true; char hexStart[10], hexEnd[10],hexAddress[10], hexValue[10]; while((ptr=strsep(&tokenize,","))){ int tempVal=hex(trim(ptr)); if(tempVal==-1) return -1; if(editflag){ if(args==1 && 0<=tempVal && tempVal<=0xFFFFF){ adr=tempVal; args++; strcpy(hexAddress, trim(ptr)); } else if(args==2 && 0<=tempVal && tempVal<=0xFF){ val=tempVal; args++; strcpy(hexValue, trim(ptr)); } else return -1; } else if(dumpflag){ if(0<=tempVal && tempVal<=0xFFFFF){ if(args==1){ s=tempVal; args++; strcpy(hexStart, trim(ptr)); } else if(args==2){ e=tempVal; args++; strcpy(hexEnd, trim(ptr)); } } else return -1; } else if(fillflag){ if(args==1 && 0<=tempVal && tempVal<=0xFFFFF){ s=tempVal; args++; strcpy(hexStart, trim(ptr)); } else if(args==2 && 0<=tempVal && tempVal<=0xFFFFF){ e=tempVal; args++; strcpy(hexEnd, trim(ptr)); } else if(args==3 && 0<=tempVal && tempVal<=0xFF){ val=tempVal; args++; strcpy(hexValue, trim(ptr)); } else return -1; } } if(comma+2!=args) return -1; if(args==2 && (s!=-1) && (!strcmp(what, "du")||!strcmp(what,"dump")) ){ sprintf(history_string, "%s %s", what, hexStart); history_add(history_string, &head); dump(m,1,s); return 0; } if(args==3 && (s!=-1 && e!=-1) && (!strcmp(what, "du")||!strcmp(what,"dump"))){ sprintf(history_string, "%s %s, %s", what, hexStart,hexEnd); history_add(history_string, &head); dump(m,2,s,e); return 0; } if(args==4 && (s!=-1 && e!=-1 && val!=-1) && (!strcmp(what, "f")||!strcmp(what,"fill"))){ sprintf(history_string, "%s %s, %s, %s", what, hexStart,hexEnd,hexValue); history_add(history_string, &head); fill(m,s,e,val); return 0; } if(editflag && args==3 && (adr!=-1 && val!=-1)){ sprintf(history_string, "%s %s, %s", what, hexAddress, hexValue); history_add(history_string, &head); edit(m,adr, val); return 0; } return -1; }
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Function: argnum Purpose: parses multi-word commands and calls appropriate functions depending on input Return value: if invalid -1 / if valid 0
[ "Function", ":", "argnum", "Purpose", ":", "parses", "multi", "-", "word", "commands", "and", "calls", "appropriate", "functions", "depending", "on", "input", "Return", "value", ":", "if", "invalid", "-", "1", "/", "if", "valid", "0" ]
[ "//variables for start end value address", "//variable to check arguments", "//checks validity of input", "//sets flag according to command", "//string to add to history list", "//ex: opcode add", "//special case : need to check whether correct opcode, so add history inside function", "//checks comma numbers", "//decides command flags", "//splits command by comma, and does boundary check and argument checks", "//if invalid hexadecimal error", "//edit : check second argument range 00~FF", "//edit : first argument should be 00~FFFFF", "//dump : all arguments should be 00~FFFFF", "//if else invalid input ex: du 123A", "//fill : first and second argument (00~FFFFF) third argument (00~FF)", "//printf(\"tempval:%d\\n\", tempVal);", "//command should be checked", "//all s,e,val should never be -1", "//comma number and argument number should match", "//call functions based on command and append to history list" ]
[ { "param": "cmd", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "cmd", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
ca98430335eeb9beb795dec79daafa279a0381df
catensia/SP_Project
sp20161634_proj1/20161634.c
[ "MIT" ]
C
start
void
void start(void){ printf("sicsim>"); char buffer[MAX_INPUT]; if(fgets(buffer, sizeof(buffer), stdin)){ size_t len=strlen(buffer); if(len>0 && buffer[len-1]=='\n') buffer[len-1]='\0'; } char *cmd=trim(buffer); if(strlen(cmd)==0) return; //one word inputs (trivial) - call appropriate functions if(!strcmp(cmd, "help") || !strcmp(cmd, "h")){ shell_help(); history_add(cmd, &head); return; } if(!strcmp(cmd, "dir") || !strcmp(cmd, "d")){ shell_dir(); history_add(cmd, &head); return; } if(!strcmp(cmd, "quit") || !strcmp(cmd, "q")){ exit(0); } if(!strcmp(cmd, "history") || !strcmp(cmd, "hi")){ history_add(cmd, &head); history_print(&head); return; } if(!strcmp(cmd, "du")||!strcmp(cmd,"dump")){ dump(m,1, dump_adr); dump_adr+=160; history_add(cmd, &head); return; } if(!strcmp(cmd, "opcodelist")){ history_add(cmd, &head); op_list(hash); return; } if(!strcmp(cmd, "reset")){ history_add(cmd, &head); reset(m); return; } //memory commands with multi word inputs if(argnum(cmd)==-1){ printf("invalid input\n"); return; } }
/*---------------------------------------------------------------------*/ /*Function: start*/ /*Purpose: reads user input and handles single word inputs*/ /*Return: void*/ /*---------------------------------------------------------------------*/
start Purpose: reads user input and handles single word inputs Return: void
[ "start", "Purpose", ":", "reads", "user", "input", "and", "handles", "single", "word", "inputs", "Return", ":", "void" ]
void start(void){ printf("sicsim>"); char buffer[MAX_INPUT]; if(fgets(buffer, sizeof(buffer), stdin)){ size_t len=strlen(buffer); if(len>0 && buffer[len-1]=='\n') buffer[len-1]='\0'; } char *cmd=trim(buffer); if(strlen(cmd)==0) return; if(!strcmp(cmd, "help") || !strcmp(cmd, "h")){ shell_help(); history_add(cmd, &head); return; } if(!strcmp(cmd, "dir") || !strcmp(cmd, "d")){ shell_dir(); history_add(cmd, &head); return; } if(!strcmp(cmd, "quit") || !strcmp(cmd, "q")){ exit(0); } if(!strcmp(cmd, "history") || !strcmp(cmd, "hi")){ history_add(cmd, &head); history_print(&head); return; } if(!strcmp(cmd, "du")||!strcmp(cmd,"dump")){ dump(m,1, dump_adr); dump_adr+=160; history_add(cmd, &head); return; } if(!strcmp(cmd, "opcodelist")){ history_add(cmd, &head); op_list(hash); return; } if(!strcmp(cmd, "reset")){ history_add(cmd, &head); reset(m); return; } if(argnum(cmd)==-1){ printf("invalid input\n"); return; } }
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Function: start Purpose: reads user input and handles single word inputs Return: void
[ "Function", ":", "start", "Purpose", ":", "reads", "user", "input", "and", "handles", "single", "word", "inputs", "Return", ":", "void" ]
[ "//one word inputs (trivial) - call appropriate functions", "//memory commands with multi word inputs" ]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
79f09471860f3e980db935618568b09fdbfd0ad5
catensia/SP_Project
sp20161634_proj2/opcode.c
[ "MIT" ]
C
calc_key
int
int calc_key(const char*cmd){ int key=0; for(int i=0;i<strlen(cmd);i++){ key+=(int)cmd[i]; } return key%MAX_HASH; }
/*---------------------------------------------------------------------*/ /*Function: calc_key*/ /*Purpose: calculates hash function*/ /*Return: integer value of hash key*/ /*---------------------------------------------------------------------*/
calc_key Purpose: calculates hash function Return: integer value of hash key
[ "calc_key", "Purpose", ":", "calculates", "hash", "function", "Return", ":", "integer", "value", "of", "hash", "key" ]
int calc_key(const char*cmd){ int key=0; for(int i=0;i<strlen(cmd);i++){ key+=(int)cmd[i]; } return key%MAX_HASH; }
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Function: calc_key Purpose: calculates hash function Return: integer value of hash key
[ "Function", ":", "calc_key", "Purpose", ":", "calculates", "hash", "function", "Return", ":", "integer", "value", "of", "hash", "key" ]
[]
[ { "param": "cmd", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "cmd", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
79f09471860f3e980db935618568b09fdbfd0ad5
catensia/SP_Project
sp20161634_proj2/opcode.c
[ "MIT" ]
C
addHash
void
void addHash(struct NODE *node, struct NODE *hash[]){ int key=calc_key(node->cmd); if(hash[key]==NULL){ hash[key]=node; } else{ node->next=hash[key]; hash[key]=node; } }
/*---------------------------------------------------------------------*/ /*Function: addHash*/ /*Purpose: adds a node to hash table*/ /*Return: none*/ /*---------------------------------------------------------------------*/
addHash Purpose: adds a node to hash table Return: none
[ "addHash", "Purpose", ":", "adds", "a", "node", "to", "hash", "table", "Return", ":", "none" ]
void addHash(struct NODE *node, struct NODE *hash[]){ int key=calc_key(node->cmd); if(hash[key]==NULL){ hash[key]=node; } else{ node->next=hash[key]; hash[key]=node; } }
[ "void", "addHash", "(", "struct", "NODE", "*", "node", ",", "struct", "NODE", "*", "hash", "[", "]", ")", "{", "int", "key", "=", "calc_key", "(", "node", "->", "cmd", ")", ";", "if", "(", "hash", "[", "key", "]", "==", "NULL", ")", "{", "hash", "[", "key", "]", "=", "node", ";", "}", "else", "{", "node", "->", "next", "=", "hash", "[", "key", "]", ";", "hash", "[", "key", "]", "=", "node", ";", "}", "}" ]
Function: addHash Purpose: adds a node to hash table Return: none
[ "Function", ":", "addHash", "Purpose", ":", "adds", "a", "node", "to", "hash", "table", "Return", ":", "none" ]
[]
[ { "param": "node", "type": "struct NODE" }, { "param": "hash", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "node", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "hash", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
79f09471860f3e980db935618568b09fdbfd0ad5
catensia/SP_Project
sp20161634_proj2/opcode.c
[ "MIT" ]
C
init_hash
void
void init_hash(struct NODE *hash[]){ FILE *fp = fopen("opcode.txt", "r"); int cmd_num; char op[10]; char format[10]; while(EOF!=fscanf(fp,"%x %s %s", &cmd_num, op, format)){ struct NODE *newNode=(struct NODE*)malloc(sizeof(struct NODE)); strcpy(newNode->cmd, op); strcpy(newNode->format, format); newNode->num=cmd_num; newNode->next=NULL; addHash(newNode, hash); } }
/*---------------------------------------------------------------------*/ /*Function: init_hash*/ /*Purpose: reads opcode.txt and makes hash table*/ /*Return: none*/ /*---------------------------------------------------------------------*/
init_hash Purpose: reads opcode.txt and makes hash table Return: none
[ "init_hash", "Purpose", ":", "reads", "opcode", ".", "txt", "and", "makes", "hash", "table", "Return", ":", "none" ]
void init_hash(struct NODE *hash[]){ FILE *fp = fopen("opcode.txt", "r"); int cmd_num; char op[10]; char format[10]; while(EOF!=fscanf(fp,"%x %s %s", &cmd_num, op, format)){ struct NODE *newNode=(struct NODE*)malloc(sizeof(struct NODE)); strcpy(newNode->cmd, op); strcpy(newNode->format, format); newNode->num=cmd_num; newNode->next=NULL; addHash(newNode, hash); } }
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Function: init_hash Purpose: reads opcode.txt and makes hash table Return: none
[ "Function", ":", "init_hash", "Purpose", ":", "reads", "opcode", ".", "txt", "and", "makes", "hash", "table", "Return", ":", "none" ]
[]
[ { "param": "hash", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "hash", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
79f09471860f3e980db935618568b09fdbfd0ad5
catensia/SP_Project
sp20161634_proj2/opcode.c
[ "MIT" ]
C
op_cmd
void
void op_cmd(char *mnemonic, struct NODE *hash[], struct NODE **head){ int key=calc_key(mnemonic); char history_string[100]; struct NODE*cur=hash[key]; while(cur!=NULL){ if(!strcmp(cur->cmd, mnemonic)){ sprintf(history_string,"opcode %s", mnemonic); history_add(history_string, head); printf("opcode is %X\n", cur->num); return; } cur=cur->next; } printf("no such opcode\n"); return; }
/*---------------------------------------------------------------------*/ /*Function: op_cmd*/ /*Purpose: takes mnemonic input and prints corresponding opcode*/ /*Return: none*/ /*---------------------------------------------------------------------*/
op_cmd Purpose: takes mnemonic input and prints corresponding opcode Return: none
[ "op_cmd", "Purpose", ":", "takes", "mnemonic", "input", "and", "prints", "corresponding", "opcode", "Return", ":", "none" ]
void op_cmd(char *mnemonic, struct NODE *hash[], struct NODE **head){ int key=calc_key(mnemonic); char history_string[100]; struct NODE*cur=hash[key]; while(cur!=NULL){ if(!strcmp(cur->cmd, mnemonic)){ sprintf(history_string,"opcode %s", mnemonic); history_add(history_string, head); printf("opcode is %X\n", cur->num); return; } cur=cur->next; } printf("no such opcode\n"); return; }
[ "void", "op_cmd", "(", "char", "*", "mnemonic", ",", "struct", "NODE", "*", "hash", "[", "]", ",", "struct", "NODE", "*", "*", "head", ")", "{", "int", "key", "=", "calc_key", "(", "mnemonic", ")", ";", "char", "history_string", "[", "100", "]", ";", "struct", "NODE", "*", "cur", "=", "hash", "[", "key", "]", ";", "while", "(", "cur", "!=", "NULL", ")", "{", "if", "(", "!", "strcmp", "(", "cur", "->", "cmd", ",", "mnemonic", ")", ")", "{", "sprintf", "(", "history_string", ",", "\"", "\"", ",", "mnemonic", ")", ";", "history_add", "(", "history_string", ",", "head", ")", ";", "printf", "(", "\"", "\\n", "\"", ",", "cur", "->", "num", ")", ";", "return", ";", "}", "cur", "=", "cur", "->", "next", ";", "}", "printf", "(", "\"", "\\n", "\"", ")", ";", "return", ";", "}" ]
Function: op_cmd Purpose: takes mnemonic input and prints corresponding opcode Return: none
[ "Function", ":", "op_cmd", "Purpose", ":", "takes", "mnemonic", "input", "and", "prints", "corresponding", "opcode", "Return", ":", "none" ]
[]
[ { "param": "mnemonic", "type": "char" }, { "param": "hash", "type": "struct NODE" }, { "param": "head", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "mnemonic", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "hash", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "head", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
79f09471860f3e980db935618568b09fdbfd0ad5
catensia/SP_Project
sp20161634_proj2/opcode.c
[ "MIT" ]
C
op_return
int
int op_return(const char* mnemonic, struct NODE* hash[]){ int key=calc_key(mnemonic); struct NODE*cur=hash[key]; while(cur!=NULL){ if(!strcmp(cur->cmd, mnemonic)) return cur->num; cur=cur->next; } return -1; }
/*---------------------------------------------------------------------*/ /*Function: op_ret*/ /*Purpose: get corresponding opcode*/ /*Return: opcode for mnemonic*/ /*---------------------------------------------------------------------*/
op_ret Purpose: get corresponding opcode Return: opcode for mnemonic
[ "op_ret", "Purpose", ":", "get", "corresponding", "opcode", "Return", ":", "opcode", "for", "mnemonic" ]
int op_return(const char* mnemonic, struct NODE* hash[]){ int key=calc_key(mnemonic); struct NODE*cur=hash[key]; while(cur!=NULL){ if(!strcmp(cur->cmd, mnemonic)) return cur->num; cur=cur->next; } return -1; }
[ "int", "op_return", "(", "const", "char", "*", "mnemonic", ",", "struct", "NODE", "*", "hash", "[", "]", ")", "{", "int", "key", "=", "calc_key", "(", "mnemonic", ")", ";", "struct", "NODE", "*", "cur", "=", "hash", "[", "key", "]", ";", "while", "(", "cur", "!=", "NULL", ")", "{", "if", "(", "!", "strcmp", "(", "cur", "->", "cmd", ",", "mnemonic", ")", ")", "return", "cur", "->", "num", ";", "cur", "=", "cur", "->", "next", ";", "}", "return", "-1", ";", "}" ]
Function: op_ret Purpose: get corresponding opcode Return: opcode for mnemonic
[ "Function", ":", "op_ret", "Purpose", ":", "get", "corresponding", "opcode", "Return", ":", "opcode", "for", "mnemonic" ]
[]
[ { "param": "mnemonic", "type": "char" }, { "param": "hash", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "mnemonic", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "hash", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
79f09471860f3e980db935618568b09fdbfd0ad5
catensia/SP_Project
sp20161634_proj2/opcode.c
[ "MIT" ]
C
op_list
void
void op_list(struct NODE *hash[]){ for(int i=0;i<MAX_HASH;i++){ printf("%2d : ", i); if(hash[i]!=NULL){ struct NODE *cur=hash[i]; while(cur!=NULL){ printf("[%s, %X] ", cur->cmd, cur->num); cur=cur->next; if(cur!=NULL){ printf(" -> "); } } } printf("\n"); } }
/*---------------------------------------------------------------------*/ /*Function: op_list*/ /*Purpose: Prints all opcodes in format*/ /*Return: none*/ /*---------------------------------------------------------------------*/
op_list Purpose: Prints all opcodes in format Return: none
[ "op_list", "Purpose", ":", "Prints", "all", "opcodes", "in", "format", "Return", ":", "none" ]
void op_list(struct NODE *hash[]){ for(int i=0;i<MAX_HASH;i++){ printf("%2d : ", i); if(hash[i]!=NULL){ struct NODE *cur=hash[i]; while(cur!=NULL){ printf("[%s, %X] ", cur->cmd, cur->num); cur=cur->next; if(cur!=NULL){ printf(" -> "); } } } printf("\n"); } }
[ "void", "op_list", "(", "struct", "NODE", "*", "hash", "[", "]", ")", "{", "for", "(", "int", "i", "=", "0", ";", "i", "<", "MAX_HASH", ";", "i", "++", ")", "{", "printf", "(", "\"", "\"", ",", "i", ")", ";", "if", "(", "hash", "[", "i", "]", "!=", "NULL", ")", "{", "struct", "NODE", "*", "cur", "=", "hash", "[", "i", "]", ";", "while", "(", "cur", "!=", "NULL", ")", "{", "printf", "(", "\"", "\"", ",", "cur", "->", "cmd", ",", "cur", "->", "num", ")", ";", "cur", "=", "cur", "->", "next", ";", "if", "(", "cur", "!=", "NULL", ")", "{", "printf", "(", "\"", "\"", ")", ";", "}", "}", "}", "printf", "(", "\"", "\\n", "\"", ")", ";", "}", "}" ]
Function: op_list Purpose: Prints all opcodes in format Return: none
[ "Function", ":", "op_list", "Purpose", ":", "Prints", "all", "opcodes", "in", "format", "Return", ":", "none" ]
[]
[ { "param": "hash", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "hash", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
file_ext_appender
void
void file_ext_appender(char* filename, const char* extension) { int flen = strlen(filename); for (int i = 0; i < 3; i++) { filename[flen - 1 - i] = '\0'; } strcat(filename, extension); }
/*---------------------------------------------------------------------*/ /*Function: file_ext_appender*/ /*Purpose: Get a file name and change the extension format with parameter*/ /*Return: none*/ /*---------------------------------------------------------------------*/
file_ext_appender Purpose: Get a file name and change the extension format with parameter Return: none
[ "file_ext_appender", "Purpose", ":", "Get", "a", "file", "name", "and", "change", "the", "extension", "format", "with", "parameter", "Return", ":", "none" ]
void file_ext_appender(char* filename, const char* extension) { int flen = strlen(filename); for (int i = 0; i < 3; i++) { filename[flen - 1 - i] = '\0'; } strcat(filename, extension); }
[ "void", "file_ext_appender", "(", "char", "*", "filename", ",", "const", "char", "*", "extension", ")", "{", "int", "flen", "=", "strlen", "(", "filename", ")", ";", "for", "(", "int", "i", "=", "0", ";", "i", "<", "3", ";", "i", "++", ")", "{", "filename", "[", "flen", "-", "1", "-", "i", "]", "=", "'", "\\0", "'", ";", "}", "strcat", "(", "filename", ",", "extension", ")", ";", "}" ]
Function: file_ext_appender Purpose: Get a file name and change the extension format with parameter Return: none
[ "Function", ":", "file_ext_appender", "Purpose", ":", "Get", "a", "file", "name", "and", "change", "the", "extension", "format", "with", "parameter", "Return", ":", "none" ]
[]
[ { "param": "filename", "type": "char" }, { "param": "extension", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "filename", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "extension", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
symbol_clear
void
void symbol_clear(struct NODE **head){ struct NODE *cur=(*head); struct NODE* next; while(cur!=NULL){ next=cur->next; free(cur); cur=next; } *head=NULL; }
/*---------------------------------------------------------------------*/ /*Function: symbol_clear*/ /*Purpose: removes symbol table*/ /*Return: none*/ /*---------------------------------------------------------------------*/
symbol_clear Purpose: removes symbol table Return: none
[ "symbol_clear", "Purpose", ":", "removes", "symbol", "table", "Return", ":", "none" ]
void symbol_clear(struct NODE **head){ struct NODE *cur=(*head); struct NODE* next; while(cur!=NULL){ next=cur->next; free(cur); cur=next; } *head=NULL; }
[ "void", "symbol_clear", "(", "struct", "NODE", "*", "*", "head", ")", "{", "struct", "NODE", "*", "cur", "=", "(", "*", "head", ")", ";", "struct", "NODE", "*", "next", ";", "while", "(", "cur", "!=", "NULL", ")", "{", "next", "=", "cur", "->", "next", ";", "free", "(", "cur", ")", ";", "cur", "=", "next", ";", "}", "*", "head", "=", "NULL", ";", "}" ]
Function: symbol_clear Purpose: removes symbol table Return: none
[ "Function", ":", "symbol_clear", "Purpose", ":", "removes", "symbol", "table", "Return", ":", "none" ]
[]
[ { "param": "head", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "head", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
symtab_retval
int
int symtab_retval(const char *label, struct NODE **head){ for(struct NODE *cur=(*head);cur!=NULL;cur=cur->next){ if(!strcmp(label, cur->cmd)){ return cur->num; } } return -1; }
/*---------------------------------------------------------------------*/ /*Function: symtab_retval*/ /*Purpose: retrieves value from corresponding symbol from symbol table*/ /*Return: symbol data if exists, -1 if doesn't exists*/ /*---------------------------------------------------------------------*/
symtab_retval Purpose: retrieves value from corresponding symbol from symbol table Return: symbol data if exists, -1 if doesn't exists
[ "symtab_retval", "Purpose", ":", "retrieves", "value", "from", "corresponding", "symbol", "from", "symbol", "table", "Return", ":", "symbol", "data", "if", "exists", "-", "1", "if", "doesn", "'", "t", "exists" ]
int symtab_retval(const char *label, struct NODE **head){ for(struct NODE *cur=(*head);cur!=NULL;cur=cur->next){ if(!strcmp(label, cur->cmd)){ return cur->num; } } return -1; }
[ "int", "symtab_retval", "(", "const", "char", "*", "label", ",", "struct", "NODE", "*", "*", "head", ")", "{", "for", "(", "struct", "NODE", "*", "cur", "=", "(", "*", "head", ")", ";", "cur", "!=", "NULL", ";", "cur", "=", "cur", "->", "next", ")", "{", "if", "(", "!", "strcmp", "(", "label", ",", "cur", "->", "cmd", ")", ")", "{", "return", "cur", "->", "num", ";", "}", "}", "return", "-1", ";", "}" ]
Function: symtab_retval Purpose: retrieves value from corresponding symbol from symbol table Return: symbol data if exists, -1 if doesn't exists
[ "Function", ":", "symtab_retval", "Purpose", ":", "retrieves", "value", "from", "corresponding", "symbol", "from", "symbol", "table", "Return", ":", "symbol", "data", "if", "exists", "-", "1", "if", "doesn", "'", "t", "exists" ]
[]
[ { "param": "label", "type": "char" }, { "param": "head", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "label", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "head", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
symtab_exist
bool
bool symtab_exist(const char *label, struct NODE **head){ for(struct NODE *cur=(*head);cur!=NULL;cur=cur->next){ if(!strcmp(label, cur->cmd)){ return true; } } return false; }
/*---------------------------------------------------------------------*/ /*Function: symtab_exist*/ /*Purpose: determine whether label exists in symbol table*/ /*Return: true if exists, false if doesn't exists*/ /*---------------------------------------------------------------------*/
symtab_exist Purpose: determine whether label exists in symbol table Return: true if exists, false if doesn't exists
[ "symtab_exist", "Purpose", ":", "determine", "whether", "label", "exists", "in", "symbol", "table", "Return", ":", "true", "if", "exists", "false", "if", "doesn", "'", "t", "exists" ]
bool symtab_exist(const char *label, struct NODE **head){ for(struct NODE *cur=(*head);cur!=NULL;cur=cur->next){ if(!strcmp(label, cur->cmd)){ return true; } } return false; }
[ "bool", "symtab_exist", "(", "const", "char", "*", "label", ",", "struct", "NODE", "*", "*", "head", ")", "{", "for", "(", "struct", "NODE", "*", "cur", "=", "(", "*", "head", ")", ";", "cur", "!=", "NULL", ";", "cur", "=", "cur", "->", "next", ")", "{", "if", "(", "!", "strcmp", "(", "label", ",", "cur", "->", "cmd", ")", ")", "{", "return", "true", ";", "}", "}", "return", "false", ";", "}" ]
Function: symtab_exist Purpose: determine whether label exists in symbol table Return: true if exists, false if doesn't exists
[ "Function", ":", "symtab_exist", "Purpose", ":", "determine", "whether", "label", "exists", "in", "symbol", "table", "Return", ":", "true", "if", "exists", "false", "if", "doesn", "'", "t", "exists" ]
[]
[ { "param": "label", "type": "char" }, { "param": "head", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "label", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "head", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
symtab_add
void
void symtab_add(const char *label, int locctr, struct NODE **head){ struct NODE *newNode=(struct NODE*)malloc(sizeof(struct NODE)); strcpy(newNode->cmd, label); newNode->num=locctr; newNode->next=NULL; struct NODE *cur=(*head); if(*head==NULL || strcmp((*head)->cmd, newNode->cmd)>=0){ newNode->next=(*head); *head=newNode; } else{ while(cur->next!=NULL && strcmp(cur->next->cmd,newNode->cmd)<0){ cur=cur->next; } newNode->next=cur->next; cur->next=newNode; } }
/*---------------------------------------------------------------------*/ /*Function: symtab_add*/ /*Purpose: add data to symbol table*/ /*Return: none*/ /*---------------------------------------------------------------------*/
symtab_add Purpose: add data to symbol table Return: none
[ "symtab_add", "Purpose", ":", "add", "data", "to", "symbol", "table", "Return", ":", "none" ]
void symtab_add(const char *label, int locctr, struct NODE **head){ struct NODE *newNode=(struct NODE*)malloc(sizeof(struct NODE)); strcpy(newNode->cmd, label); newNode->num=locctr; newNode->next=NULL; struct NODE *cur=(*head); if(*head==NULL || strcmp((*head)->cmd, newNode->cmd)>=0){ newNode->next=(*head); *head=newNode; } else{ while(cur->next!=NULL && strcmp(cur->next->cmd,newNode->cmd)<0){ cur=cur->next; } newNode->next=cur->next; cur->next=newNode; } }
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Function: symtab_add Purpose: add data to symbol table Return: none
[ "Function", ":", "symtab_add", "Purpose", ":", "add", "data", "to", "symbol", "table", "Return", ":", "none" ]
[]
[ { "param": "label", "type": "char" }, { "param": "locctr", "type": "int" }, { "param": "head", "type": "struct NODE" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "label", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "locctr", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "head", "type": "struct NODE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
is_register
int
int is_register(const char *operand){ if(!strcmp(operand,"A")) return 0; if(!strcmp(operand,"X")) return 1; if(!strcmp(operand,"L")) return 2; if(!strcmp(operand,"B")) return 3; if(!strcmp(operand,"S")) return 4; if(!strcmp(operand,"T")) return 5; if(!strcmp(operand,"F")) return 6; if(!strcmp(operand,"PC")) return 8; if(!strcmp(operand,"SW")) return 9; return -1; }
/*---------------------------------------------------------------------*/ /*Function: is_register*/ /*Purpose: checks if given string is a register*/ /*Return: corresponding register number, -1 if not a register*/ /*---------------------------------------------------------------------*/
is_register Purpose: checks if given string is a register Return: corresponding register number, -1 if not a register
[ "is_register", "Purpose", ":", "checks", "if", "given", "string", "is", "a", "register", "Return", ":", "corresponding", "register", "number", "-", "1", "if", "not", "a", "register" ]
int is_register(const char *operand){ if(!strcmp(operand,"A")) return 0; if(!strcmp(operand,"X")) return 1; if(!strcmp(operand,"L")) return 2; if(!strcmp(operand,"B")) return 3; if(!strcmp(operand,"S")) return 4; if(!strcmp(operand,"T")) return 5; if(!strcmp(operand,"F")) return 6; if(!strcmp(operand,"PC")) return 8; if(!strcmp(operand,"SW")) return 9; return -1; }
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Function: is_register Purpose: checks if given string is a register Return: corresponding register number, -1 if not a register
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[]
[ { "param": "operand", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "operand", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
appendString
void
void appendString(char *target, int xbpe, int temp, int mode, bool indexed){ char xbpe_str[5]; char OPADR_str[10]; char t[10]; sprintf(xbpe_str, "%X", xbpe); if(mode==0){ strcat(target, xbpe_str); if(temp>=0){ sprintf(OPADR_str, "%03X", temp); strcat(target, OPADR_str); } else{ sprintf(t, "%X", temp); int tlen=strlen(t); for(int i=0;i<4;i++){ t[i]=t[i+tlen-3]; } strcat(target, t); } } if(mode==1){ if(temp>=0){ if(!indexed) sprintf(OPADR_str, "1%05X", temp); else sprintf(OPADR_str, "9%05X", temp); strcat(target, OPADR_str); } else{ sprintf(t, "%X", temp); int tlen=strlen(t); for(int i=0;i<6;i++){ t[i]=t[i+tlen-5]; } strcat(target, t); } } }
/*---------------------------------------------------------------------*/ /*Function: appendString*/ /*Purpose: Makes object code and prints into corresponding files*/ /*Return: none*/ /*---------------------------------------------------------------------*/
appendString Purpose: Makes object code and prints into corresponding files Return: none
[ "appendString", "Purpose", ":", "Makes", "object", "code", "and", "prints", "into", "corresponding", "files", "Return", ":", "none" ]
void appendString(char *target, int xbpe, int temp, int mode, bool indexed){ char xbpe_str[5]; char OPADR_str[10]; char t[10]; sprintf(xbpe_str, "%X", xbpe); if(mode==0){ strcat(target, xbpe_str); if(temp>=0){ sprintf(OPADR_str, "%03X", temp); strcat(target, OPADR_str); } else{ sprintf(t, "%X", temp); int tlen=strlen(t); for(int i=0;i<4;i++){ t[i]=t[i+tlen-3]; } strcat(target, t); } } if(mode==1){ if(temp>=0){ if(!indexed) sprintf(OPADR_str, "1%05X", temp); else sprintf(OPADR_str, "9%05X", temp); strcat(target, OPADR_str); } else{ sprintf(t, "%X", temp); int tlen=strlen(t); for(int i=0;i<6;i++){ t[i]=t[i+tlen-5]; } strcat(target, t); } } }
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Function: appendString Purpose: Makes object code and prints into corresponding files Return: none
[ "Function", ":", "appendString", "Purpose", ":", "Makes", "object", "code", "and", "prints", "into", "corresponding", "files", "Return", ":", "none" ]
[]
[ { "param": "target", "type": "char" }, { "param": "xbpe", "type": "int" }, { "param": "temp", "type": "int" }, { "param": "mode", "type": "int" }, { "param": "indexed", "type": "bool" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "target", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "xbpe", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "temp", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "mode", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "indexed", "type": "bool", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
LSTprinter
void
void LSTprinter(int line_number, int LOCCTR, const char *label, const char *opcode, const char *oper, const char*idx, bool index_exists){ printf("%d\t", line_number); if(LOCCTR!=-1) printf("%04X\t", LOCCTR); else printf("\t"); if(label[0]!='*') printf("%s\t", label); else printf("\t"); if(opcode[0]!='*') printf("%s\t", opcode); else printf("\t"); if(index_exists){ //BUFFER, X if(strlen(oper)+strlen(idx)>5) printf("%s, %s ", oper, idx); else printf("%s, %s\t", oper, idx); } else{ if(oper[0]!='*') printf("%s\t", oper); else printf("\t"); } printf("\t"); }
/*---------------------------------------------------------------------*/ /*Function: LSTprinter*/ /*Purpose: prints to console with format (for debugging)*/ /*Return: none*/ /*---------------------------------------------------------------------*/
LSTprinter Purpose: prints to console with format (for debugging) Return: none
[ "LSTprinter", "Purpose", ":", "prints", "to", "console", "with", "format", "(", "for", "debugging", ")", "Return", ":", "none" ]
void LSTprinter(int line_number, int LOCCTR, const char *label, const char *opcode, const char *oper, const char*idx, bool index_exists){ printf("%d\t", line_number); if(LOCCTR!=-1) printf("%04X\t", LOCCTR); else printf("\t"); if(label[0]!='*') printf("%s\t", label); else printf("\t"); if(opcode[0]!='*') printf("%s\t", opcode); else printf("\t"); if(index_exists){ if(strlen(oper)+strlen(idx)>5) printf("%s, %s ", oper, idx); else printf("%s, %s\t", oper, idx); } else{ if(oper[0]!='*') printf("%s\t", oper); else printf("\t"); } printf("\t"); }
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Function: LSTprinter Purpose: prints to console with format (for debugging) Return: none
[ "Function", ":", "LSTprinter", "Purpose", ":", "prints", "to", "console", "with", "format", "(", "for", "debugging", ")", "Return", ":", "none" ]
[ "//BUFFER, X " ]
[ { "param": "line_number", "type": "int" }, { "param": "LOCCTR", "type": "int" }, { "param": "label", "type": "char" }, { "param": "opcode", "type": "char" }, { "param": "oper", "type": "char" }, { "param": "idx", "type": "char" }, { "param": "index_exists", "type": "bool" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "line_number", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "LOCCTR", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "label", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "opcode", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "oper", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "idx", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "index_exists", "type": "bool", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
LSTfprinter
void
void LSTfprinter(FILE *fp, int line_number, int LOCCTR, const char *label, const char *opcode, const char *oper, const char*idx, bool index_exists){ fprintf(fp, "%d\t", line_number); if(LOCCTR!=-1) fprintf(fp, "%04X\t", LOCCTR); else fprintf(fp, "\t"); if(label[0]!='*') fprintf(fp, "%s\t", label); else fprintf(fp, "\t"); if(opcode[0]!='*') fprintf(fp, "%s\t", opcode); else fprintf(fp, "\t"); if(index_exists){ //BUFFER, X if(strlen(oper)+strlen(idx)>5) fprintf(fp, "%s, %s ", oper, idx); else fprintf(fp, "%s, %s\t", oper, idx); } else{ if(oper[0]!='*') fprintf(fp, "%s\t", oper); else fprintf(fp, "\t"); } fprintf(fp, "\t"); }
/*---------------------------------------------------------------------*/ /*Function: LSTfprinter*/ /*Purpose: prints to listing file with format*/ /*Return: none*/ /*---------------------------------------------------------------------*/
LSTfprinter Purpose: prints to listing file with format Return: none
[ "LSTfprinter", "Purpose", ":", "prints", "to", "listing", "file", "with", "format", "Return", ":", "none" ]
void LSTfprinter(FILE *fp, int line_number, int LOCCTR, const char *label, const char *opcode, const char *oper, const char*idx, bool index_exists){ fprintf(fp, "%d\t", line_number); if(LOCCTR!=-1) fprintf(fp, "%04X\t", LOCCTR); else fprintf(fp, "\t"); if(label[0]!='*') fprintf(fp, "%s\t", label); else fprintf(fp, "\t"); if(opcode[0]!='*') fprintf(fp, "%s\t", opcode); else fprintf(fp, "\t"); if(index_exists){ if(strlen(oper)+strlen(idx)>5) fprintf(fp, "%s, %s ", oper, idx); else fprintf(fp, "%s, %s\t", oper, idx); } else{ if(oper[0]!='*') fprintf(fp, "%s\t", oper); else fprintf(fp, "\t"); } fprintf(fp, "\t"); }
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Function: LSTfprinter Purpose: prints to listing file with format Return: none
[ "Function", ":", "LSTfprinter", "Purpose", ":", "prints", "to", "listing", "file", "with", "format", "Return", ":", "none" ]
[ "//BUFFER, X " ]
[ { "param": "fp", "type": "FILE" }, { "param": "line_number", "type": "int" }, { "param": "LOCCTR", "type": "int" }, { "param": "label", "type": "char" }, { "param": "opcode", "type": "char" }, { "param": "oper", "type": "char" }, { "param": "idx", "type": "char" }, { "param": "index_exists", "type": "bool" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "fp", "type": "FILE", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "line_number", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "LOCCTR", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "label", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "opcode", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "oper", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "idx", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "index_exists", "type": "bool", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
onlynumber
bool
bool onlynumber(const char *s){ for(int i=0;i<strlen(s);i++){ if(!(s[i]>='0' && s[i]<='9')) return false; } return true; }
/*---------------------------------------------------------------------*/ /*Function: onlynumber*/ /*Purpose: checks if string contains only digits*/ /*Return: true/false*/ /*---------------------------------------------------------------------*/
onlynumber Purpose: checks if string contains only digits Return: true/false
[ "onlynumber", "Purpose", ":", "checks", "if", "string", "contains", "only", "digits", "Return", ":", "true", "/", "false" ]
bool onlynumber(const char *s){ for(int i=0;i<strlen(s);i++){ if(!(s[i]>='0' && s[i]<='9')) return false; } return true; }
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Function: onlynumber Purpose: checks if string contains only digits Return: true/false
[ "Function", ":", "onlynumber", "Purpose", ":", "checks", "if", "string", "contains", "only", "digits", "Return", ":", "true", "/", "false" ]
[]
[ { "param": "s", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "s", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
5b95f04238fe2cc989eb70fe97d7e441a74740ca
catensia/SP_Project
sp20161634_proj3/assembler.c
[ "MIT" ]
C
myparser
null
struct INST myparser(const char *line, int line_number){ struct INST cur; cur.comment=false; cur.line_number=line_number; cur.format=-1; int words=0; char label[30], opcode[30], oper[30], idx[30], trash[30]; //INITIALIZE VALUES cur.label[0]=cur.opcode[0]=cur.oper[0]=cur.idx[0]=cur.trash[0]='\0'; label[0]=opcode[0]=oper[0]=idx[0]=trash[0]='\0'; words=sscanf(line, "%s %s %s %s %s", label, opcode, oper, idx, trash); //IF + is in front of OPCODE format 4 if(label[0]=='+'){ for(int i=0;i<strlen(label);i++) label[i]=label[i+1]; cur.format=4; } if(opcode[0]=='+'){ for(int i=0;i<strlen(opcode);i++) opcode[i]=opcode[i+1]; cur.format=4; } int oper_len=strlen(oper), opcode_len=strlen(opcode); //assembler directives without labels if(words==2 && !strcmp(label, "END")){ cur.type=4; strcpy(oper, opcode); strcpy(opcode, label); label[0]='\0'; copy_strings(&cur, label, opcode, oper, idx); return cur; } if(words==2 && !strcmp(label, "BASE")){ cur.type=4; strcpy(oper, opcode); strcpy(opcode, label); label[0]='\0'; copy_strings(&cur, label, opcode, oper, idx); return cur; } if(label[0]=='.'){ //LINE IS COMMENT cur.comment=true; return cur; } if(words==4 && oper[oper_len-1]==','){ //LABEL OPCODE OPERAND, INDEX cur.type=1; oper[oper_len-1]='\0'; copy_strings(&cur, label, opcode, oper, idx); return cur; } else if(words==3 && idx[0]=='\0'){ if(opcode[opcode_len-1]==','){ // OPCODE OPERAND, INDEX strcpy(idx, oper); strcpy(oper, opcode); strcpy(opcode, label); oper_len=strlen(oper); oper[oper_len-1]='\0'; label[0]='\0'; cur.type=2; copy_strings(&cur, label, opcode, oper, idx); return cur; } else{ // LABEL OPCODE OPERAND cur.type=3; copy_strings(&cur, label, opcode, oper, idx); return cur; } } else if(words==2 && idx[0]=='\0' && oper[0]=='\0'){ if(op_return(label, hash)!=-1){ //OPCODE OPERAND cur.type=4; strcpy(oper, opcode); strcpy(opcode, label); label[0]='\0'; } else if(op_return(opcode, hash)!=-1){ //LABEL OPCODE cur.type=5; } else{ //NO OPCODE PRESENT (set errorflag) cur.type=-1; } copy_strings(&cur, label, opcode, oper, idx); return cur; } else if(words==1){ cur.type=6; strcpy(opcode, label); label[0]='\0'; copy_strings(&cur, label, opcode, oper, idx); return cur; } else{ //CALL DEBUGGER cur.type=-1; printf("ERROR AT LINE %d\n", line_number); return cur; } }
/*---------------------------------------------------------------------*/ /*Function: myparser*/ /*Purpose: tokenizes given string*/ /*Return: a struct containing tokenized information*/ /*---------------------------------------------------------------------*/
myparser Purpose: tokenizes given string Return: a struct containing tokenized information
[ "myparser", "Purpose", ":", "tokenizes", "given", "string", "Return", ":", "a", "struct", "containing", "tokenized", "information" ]
struct INST myparser(const char *line, int line_number){ struct INST cur; cur.comment=false; cur.line_number=line_number; cur.format=-1; int words=0; char label[30], opcode[30], oper[30], idx[30], trash[30]; cur.label[0]=cur.opcode[0]=cur.oper[0]=cur.idx[0]=cur.trash[0]='\0'; label[0]=opcode[0]=oper[0]=idx[0]=trash[0]='\0'; words=sscanf(line, "%s %s %s %s %s", label, opcode, oper, idx, trash); if(label[0]=='+'){ for(int i=0;i<strlen(label);i++) label[i]=label[i+1]; cur.format=4; } if(opcode[0]=='+'){ for(int i=0;i<strlen(opcode);i++) opcode[i]=opcode[i+1]; cur.format=4; } int oper_len=strlen(oper), opcode_len=strlen(opcode); if(words==2 && !strcmp(label, "END")){ cur.type=4; strcpy(oper, opcode); strcpy(opcode, label); label[0]='\0'; copy_strings(&cur, label, opcode, oper, idx); return cur; } if(words==2 && !strcmp(label, "BASE")){ cur.type=4; strcpy(oper, opcode); strcpy(opcode, label); label[0]='\0'; copy_strings(&cur, label, opcode, oper, idx); return cur; } if(label[0]=='.'){ cur.comment=true; return cur; } if(words==4 && oper[oper_len-1]==','){ cur.type=1; oper[oper_len-1]='\0'; copy_strings(&cur, label, opcode, oper, idx); return cur; } else if(words==3 && idx[0]=='\0'){ if(opcode[opcode_len-1]==','){ strcpy(idx, oper); strcpy(oper, opcode); strcpy(opcode, label); oper_len=strlen(oper); oper[oper_len-1]='\0'; label[0]='\0'; cur.type=2; copy_strings(&cur, label, opcode, oper, idx); return cur; } else{ cur.type=3; copy_strings(&cur, label, opcode, oper, idx); return cur; } } else if(words==2 && idx[0]=='\0' && oper[0]=='\0'){ if(op_return(label, hash)!=-1){ cur.type=4; strcpy(oper, opcode); strcpy(opcode, label); label[0]='\0'; } else if(op_return(opcode, hash)!=-1){ cur.type=5; } else{ cur.type=-1; } copy_strings(&cur, label, opcode, oper, idx); return cur; } else if(words==1){ cur.type=6; strcpy(opcode, label); label[0]='\0'; copy_strings(&cur, label, opcode, oper, idx); return cur; } else{ cur.type=-1; printf("ERROR AT LINE %d\n", line_number); return cur; } }
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Function: myparser Purpose: tokenizes given string Return: a struct containing tokenized information
[ "Function", ":", "myparser", "Purpose", ":", "tokenizes", "given", "string", "Return", ":", "a", "struct", "containing", "tokenized", "information" ]
[ "//INITIALIZE VALUES", "//IF + is in front of OPCODE format 4", "//assembler directives without labels", "//LINE IS COMMENT", "//LABEL OPCODE OPERAND, INDEX", "// OPCODE OPERAND, INDEX", "// LABEL OPCODE OPERAND", "//OPCODE OPERAND", "//LABEL OPCODE", "//NO OPCODE PRESENT (set errorflag)", "//CALL DEBUGGER" ]
[ { "param": "line", "type": "char" }, { "param": "line_number", "type": "int" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "line", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "line_number", "type": "int", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
688ebacdd264d0e2bc533bd6050a605532db72d5
catensia/SP_Project
sp20161634_proj4/Phase2/myshell.c
[ "MIT" ]
C
eval
void
void eval(char *cmdline) { char *argv[MAXARGS]; /* Argument list execve() */ char buf[MAXLINE]; /* Holds modified command line */ int bg; /* Should the job run in bg or fg? */ pid_t pid; /* Process id */ int fds[2]; // file descriptors int argn; // temporary buffer to parse char carg[MAXLINE]; MEMSET(carg); int p; if((p=pipe(fds))==-1){ printf("pipe error\n"); exit(0); } strcpy(buf, cmdline); bg = parseline(buf, argv); pipe_num=calc_pipe_num(argv); argn=argnum(argv); //calculate argnum if (argv[0] == NULL) { return; /* Ignore empty lines */ } if (!builtin_command(argv)) { //quit -> exit(0), & -> ignore, other -> run pid=Fork(); if(pid==-1) PERROR_EXIT("fork error"); else if(pid==0){ //child process int temp = pipe_execute(0, argv, STDIN_FILENO, argn, 0); } /* Parent waits for foreground job to terminate */ if (!bg){ int status; } else//when there is backgrount process! printf("%d %s", pid, cmdline); } return; }
/* $begin eval */ /* eval - Evaluate a command line */
$begin eval eval - Evaluate a command line
[ "$begin", "eval", "eval", "-", "Evaluate", "a", "command", "line" ]
void eval(char *cmdline) { char *argv[MAXARGS]; char buf[MAXLINE]; int bg; pid_t pid; int fds[2]; int argn; char carg[MAXLINE]; MEMSET(carg); int p; if((p=pipe(fds))==-1){ printf("pipe error\n"); exit(0); } strcpy(buf, cmdline); bg = parseline(buf, argv); pipe_num=calc_pipe_num(argv); argn=argnum(argv); if (argv[0] == NULL) { return; } if (!builtin_command(argv)) { pid=Fork(); if(pid==-1) PERROR_EXIT("fork error"); else if(pid==0){ int temp = pipe_execute(0, argv, STDIN_FILENO, argn, 0); } if (!bg){ int status; } else printf("%d %s", pid, cmdline); } return; }
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$begin eval eval - Evaluate a command line
[ "$begin", "eval", "eval", "-", "Evaluate", "a", "command", "line" ]
[ "/* Argument list execve() */", "/* Holds modified command line */", "/* Should the job run in bg or fg? */", "/* Process id */", "// file descriptors", "// temporary buffer to parse", "//calculate argnum", "/* Ignore empty lines */", "//quit -> exit(0), & -> ignore, other -> run", "//child process", "/* Parent waits for foreground job to terminate */", "//when there is backgrount process!" ]
[ { "param": "cmdline", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "cmdline", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
688ebacdd264d0e2bc533bd6050a605532db72d5
catensia/SP_Project
sp20161634_proj4/Phase2/myshell.c
[ "MIT" ]
C
builtin_command
int
int builtin_command(char **argv) { if (!strcmp(argv[0], "quit")) /* quit command */ exit(0); if(!strcmp(argv[0], "exit")) /* exit command */ exit(0); if (!strcmp(argv[0], "&")) /* Ignore singleton & */ return 1; if (!strcmp(argv[0], "cd")){ int chdir_ret; //only cd if(argv[1]==NULL){ if((chdir_ret=chdir(getenv("HOME")))==-1){ printf("cd home error\n"); } return 1; } //cd .. cd SP/proj4/ if((chdir_ret=chdir(argv[1]))==-1){ printf("cd error\n"); } return 1; } return 0; /* Not a builtin command */ }
/* If first arg is a builtin command, run it and return true */
If first arg is a builtin command, run it and return true
[ "If", "first", "arg", "is", "a", "builtin", "command", "run", "it", "and", "return", "true" ]
int builtin_command(char **argv) { if (!strcmp(argv[0], "quit")) exit(0); if(!strcmp(argv[0], "exit")) exit(0); if (!strcmp(argv[0], "&")) return 1; if (!strcmp(argv[0], "cd")){ int chdir_ret; if(argv[1]==NULL){ if((chdir_ret=chdir(getenv("HOME")))==-1){ printf("cd home error\n"); } return 1; } if((chdir_ret=chdir(argv[1]))==-1){ printf("cd error\n"); } return 1; } return 0; }
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If first arg is a builtin command, run it and return true
[ "If", "first", "arg", "is", "a", "builtin", "command", "run", "it", "and", "return", "true" ]
[ "/* quit command */", "/* exit command */", "/* Ignore singleton & */", "//only cd", "//cd .. cd SP/proj4/", "/* Not a builtin command */" ]
[ { "param": "argv", "type": "char" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "argv", "type": "char", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
0e9686cce8b670b3a04dbaddf93fd3c3fe5c78de
catensia/SP_Project
sp20161634_proj1/shell_cmd.c
[ "MIT" ]
C
shell_help
void
void shell_help(void){ printf("h[elp]\n"); printf("d[ir]\n"); printf("q[uit]\n"); printf("du[mp] [start, end]\n"); printf("e[dit] address, value\n"); printf("f[ill] start, end, value\n"); printf("reset\n"); printf("opcode mnemonic\n"); printf("opcodelist\n"); }
/*---------------------------------------------------------------------*/ /*Function: shell_help*/ /*Purpose: Print available commands*/ /*Return: none*/ /*---------------------------------------------------------------------*/
shell_help Purpose: Print available commands Return: none
[ "shell_help", "Purpose", ":", "Print", "available", "commands", "Return", ":", "none" ]
void shell_help(void){ printf("h[elp]\n"); printf("d[ir]\n"); printf("q[uit]\n"); printf("du[mp] [start, end]\n"); printf("e[dit] address, value\n"); printf("f[ill] start, end, value\n"); printf("reset\n"); printf("opcode mnemonic\n"); printf("opcodelist\n"); }
[ "void", "shell_help", "(", "void", ")", "{", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "printf", "(", "\"", "\\n", "\"", ")", ";", "}" ]
Function: shell_help Purpose: Print available commands Return: none
[ "Function", ":", "shell_help", "Purpose", ":", "Print", "available", "commands", "Return", ":", "none" ]
[]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
0e9686cce8b670b3a04dbaddf93fd3c3fe5c78de
catensia/SP_Project
sp20161634_proj1/shell_cmd.c
[ "MIT" ]
C
shell_dir
void
void shell_dir(void){ DIR *dir_i=opendir("."); struct dirent *dir_e; if(dir_i!=NULL){ while((dir_e=readdir(dir_i))){ char filename[100]; //copy file name strcpy(filename, dir_e->d_name); int len=strlen(filename); //check if directory if(checkDir(dir_e->d_name)){ filename[len]='/'; filename[len+1]='\0'; } //check if execution file (.out) const char *ext=&filename[len-4]; if(!strcmp(".out", ext)){ filename[len]='*'; filename[len+1]='\0'; } printf("%s\n", filename); } } closedir(dir_i); }
/*---------------------------------------------------------------------*/ /*Function: shell_dir*/ /*Purpose: prints files/directories in current directory*/ /*Return: none*/ /*---------------------------------------------------------------------*/
shell_dir Purpose: prints files/directories in current directory Return: none
[ "shell_dir", "Purpose", ":", "prints", "files", "/", "directories", "in", "current", "directory", "Return", ":", "none" ]
void shell_dir(void){ DIR *dir_i=opendir("."); struct dirent *dir_e; if(dir_i!=NULL){ while((dir_e=readdir(dir_i))){ char filename[100]; strcpy(filename, dir_e->d_name); int len=strlen(filename); if(checkDir(dir_e->d_name)){ filename[len]='/'; filename[len+1]='\0'; } const char *ext=&filename[len-4]; if(!strcmp(".out", ext)){ filename[len]='*'; filename[len+1]='\0'; } printf("%s\n", filename); } } closedir(dir_i); }
[ "void", "shell_dir", "(", "void", ")", "{", "DIR", "*", "dir_i", "=", "opendir", "(", "\"", "\"", ")", ";", "struct", "dirent", "*", "dir_e", ";", "if", "(", "dir_i", "!=", "NULL", ")", "{", "while", "(", "(", "dir_e", "=", "readdir", "(", "dir_i", ")", ")", ")", "{", "char", "filename", "[", "100", "]", ";", "strcpy", "(", "filename", ",", "dir_e", "->", "d_name", ")", ";", "int", "len", "=", "strlen", "(", "filename", ")", ";", "if", "(", "checkDir", "(", "dir_e", "->", "d_name", ")", ")", "{", "filename", "[", "len", "]", "=", "'", "'", ";", "filename", "[", "len", "+", "1", "]", "=", "'", "\\0", "'", ";", "}", "const", "char", "*", "ext", "=", "&", "filename", "[", "len", "-", "4", "]", ";", "if", "(", "!", "strcmp", "(", "\"", "\"", ",", "ext", ")", ")", "{", "filename", "[", "len", "]", "=", "'", "'", ";", "filename", "[", "len", "+", "1", "]", "=", "'", "\\0", "'", ";", "}", "printf", "(", "\"", "\\n", "\"", ",", "filename", ")", ";", "}", "}", "closedir", "(", "dir_i", ")", ";", "}" ]
Function: shell_dir Purpose: prints files/directories in current directory Return: none
[ "Function", ":", "shell_dir", "Purpose", ":", "prints", "files", "/", "directories", "in", "current", "directory", "Return", ":", "none" ]
[ "//copy file name", "//check if directory", "//check if execution file (.out)" ]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
404394e9503cb8af6d6542c08c62367c0565ee6c
mail-ru-im/im-desktop
core/network/macos/scoped_typeref.h
[ "Apache-2.0" ]
C
initialize_into
element_type
element_type* initialize_into() { im_assert(!object_); return &object_; }
// This is to be used only to take ownership of objects that are created // by pass-by-pointer create functions. To enforce this, require that the // object be reset to NULL before this may be used.
This is to be used only to take ownership of objects that are created by pass-by-pointer create functions. To enforce this, require that the object be reset to NULL before this may be used.
[ "This", "is", "to", "be", "used", "only", "to", "take", "ownership", "of", "objects", "that", "are", "created", "by", "pass", "-", "by", "-", "pointer", "create", "functions", ".", "To", "enforce", "this", "require", "that", "the", "object", "be", "reset", "to", "NULL", "before", "this", "may", "be", "used", "." ]
element_type* initialize_into() { im_assert(!object_); return &object_; }
[ "element_type", "*", "initialize_into", "(", ")", "{", "im_assert", "(", "!", "object_", ")", ";", "return", "&", "object_", ";", "}" ]
This is to be used only to take ownership of objects that are created by pass-by-pointer create functions.
[ "This", "is", "to", "be", "used", "only", "to", "take", "ownership", "of", "objects", "that", "are", "created", "by", "pass", "-", "by", "-", "pointer", "create", "functions", "." ]
[]
[]
{ "returns": [], "raises": [], "params": [], "outlier_params": [], "others": [] }
6b6d59995a9747b8dcae14958a1e94120277a3c7
mcai/Archimulator
benchmarks/Olden_Custom1/em3d/ht/util.c
[ "MIT" ]
C
gen_signed_number
int
int gen_signed_number(int range) { int temp; temp = lrand48() % (2*range); /* 0..2*range-1 */ temp = temp-(range); if (temp >= 0) temp++; return temp; }
/* return a random number in [-range,range] but not zero */
return a random number in [-range,range] but not zero
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int gen_signed_number(int range) { int temp; temp = lrand48() % (2*range); temp = temp-(range); if (temp >= 0) temp++; return temp; }
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return a random number in [-range,range] but not zero
[ "return", "a", "random", "number", "in", "[", "-", "range", "range", "]", "but", "not", "zero" ]
[ "/* 0..2*range-1 */" ]
[ { "param": "range", "type": "int" } ]
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09cf3ddcab8e2a293bd36b5d98521b7fc04437cc
mcai/Archimulator
tools/cross_compiler/mips-unknown-linux-gnu/mips-unknown-linux-gnu/include/asm/bitops.h
[ "MIT" ]
C
__set_bit
void
static inline void __set_bit(unsigned long nr, volatile unsigned long * addr) { volatile unsigned long *a = addr; unsigned long mask; a += nr >> SZLONG_LOG; mask = 1 << (nr & SZLONG_MASK); *a |= mask; }
/* * __set_bit - Set a bit in memory * @nr: the bit to set * @addr: the address to start counting from * * Unlike set_bit(), this function is non-atomic and may be reordered. * If it's called on the same region of memory simultaneously, the effect * may be that only one operation succeeds. */
Set a bit in memory @nr: the bit to set @addr: the address to start counting from Unlike set_bit(), this function is non-atomic and may be reordered. If it's called on the same region of memory simultaneously, the effect may be that only one operation succeeds.
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static inline void __set_bit(unsigned long nr, volatile unsigned long * addr) { volatile unsigned long *a = addr; unsigned long mask; a += nr >> SZLONG_LOG; mask = 1 << (nr & SZLONG_MASK); *a |= mask; }
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__set_bit - Set a bit in memory @nr: the bit to set @addr: the address to start counting from
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[]
[ { "param": "nr", "type": "unsigned long" }, { "param": "addr", "type": "unsigned long" } ]
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09cf3ddcab8e2a293bd36b5d98521b7fc04437cc
mcai/Archimulator
tools/cross_compiler/mips-unknown-linux-gnu/mips-unknown-linux-gnu/include/asm/bitops.h
[ "MIT" ]
C
change_bit
void
static inline void change_bit(unsigned long nr, volatile unsigned long * addr) { volatile unsigned long *a = addr; unsigned long mask; a += nr >> SZLONG_LOG; mask = 1 << (nr & SZLONG_MASK); *a ^= mask; }
/* * change_bit - Toggle a bit in memory * @nr: Bit to change * @addr: Address to start counting from * * change_bit() is atomic and may not be reordered. * Note that @nr may be almost arbitrarily large; this function is not * restricted to acting on a single-word quantity. */
Toggle a bit in memory @nr: Bit to change @addr: Address to start counting from change_bit() is atomic and may not be reordered. Note that @nr may be almost arbitrarily large; this function is not restricted to acting on a single-word quantity.
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static inline void change_bit(unsigned long nr, volatile unsigned long * addr) { volatile unsigned long *a = addr; unsigned long mask; a += nr >> SZLONG_LOG; mask = 1 << (nr & SZLONG_MASK); *a ^= mask; }
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change_bit - Toggle a bit in memory @nr: Bit to change @addr: Address to start counting from
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[]
[ { "param": "nr", "type": "unsigned long" }, { "param": "addr", "type": "unsigned long" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "nr", "type": "unsigned long", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null }, { "identifier": "addr", "type": "unsigned long", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }
09cf3ddcab8e2a293bd36b5d98521b7fc04437cc
mcai/Archimulator
tools/cross_compiler/mips-unknown-linux-gnu/mips-unknown-linux-gnu/include/asm/bitops.h
[ "MIT" ]
C
ffz
null
static inline unsigned long ffz(unsigned long word) { int b = 0, s; word = ~word; #if (_MIPS_SZLONG == 32) s = 16; if (word << 16 != 0) s = 0; b += s; word >>= s; s = 8; if (word << 24 != 0) s = 0; b += s; word >>= s; s = 4; if (word << 28 != 0) s = 0; b += s; word >>= s; s = 2; if (word << 30 != 0) s = 0; b += s; word >>= s; s = 1; if (word << 31 != 0) s = 0; b += s; #endif #if (_MIPS_SZLONG == 64) s = 32; if (word << 32 != 0) s = 0; b += s; word >>= s; s = 16; if (word << 48 != 0) s = 0; b += s; word >>= s; s = 8; if (word << 56 != 0) s = 0; b += s; word >>= s; s = 4; if (word << 60 != 0) s = 0; b += s; word >>= s; s = 2; if (word << 62 != 0) s = 0; b += s; word >>= s; s = 1; if (word << 63 != 0) s = 0; b += s; #endif return b; }
/* * ffz - find first zero in word. * @word: The word to search * * Undefined if no zero exists, so code should check against ~0UL first. */
find first zero in word. @word: The word to search Undefined if no zero exists, so code should check against ~0UL first.
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static inline unsigned long ffz(unsigned long word) { int b = 0, s; word = ~word; #if (_MIPS_SZLONG == 32) s = 16; if (word << 16 != 0) s = 0; b += s; word >>= s; s = 8; if (word << 24 != 0) s = 0; b += s; word >>= s; s = 4; if (word << 28 != 0) s = 0; b += s; word >>= s; s = 2; if (word << 30 != 0) s = 0; b += s; word >>= s; s = 1; if (word << 31 != 0) s = 0; b += s; #endif #if (_MIPS_SZLONG == 64) s = 32; if (word << 32 != 0) s = 0; b += s; word >>= s; s = 16; if (word << 48 != 0) s = 0; b += s; word >>= s; s = 8; if (word << 56 != 0) s = 0; b += s; word >>= s; s = 4; if (word << 60 != 0) s = 0; b += s; word >>= s; s = 2; if (word << 62 != 0) s = 0; b += s; word >>= s; s = 1; if (word << 63 != 0) s = 0; b += s; #endif return b; }
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ffz - find first zero in word.
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[]
[ { "param": "word", "type": "unsigned long" } ]
{ "returns": [], "raises": [], "params": [ { "identifier": "word", "type": "unsigned long", "docstring": null, "docstring_tokens": [], "default": null, "is_optional": null } ], "outlier_params": [], "others": [] }