input: use embedded etc/input.conf copy for default bindings
[mplayer.git] / input / input.c
bloba7058b218d38d71b2303d2aa9c084517c28c0d87
1 /*
2 * This file is part of MPlayer.
4 * MPlayer is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * MPlayer is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 #include "config.h"
21 #include <stdlib.h>
22 #include <string.h>
23 #include <stdio.h>
24 #include <stdbool.h>
25 #include <unistd.h>
26 #include <errno.h>
27 #include <sys/types.h>
28 #include <sys/stat.h>
29 #include <sys/time.h>
30 #include <fcntl.h>
31 #include <ctype.h>
32 #include <assert.h>
34 #include "osdep/io.h"
36 #include "input.h"
37 #include "mp_fifo.h"
38 #include "keycodes.h"
39 #include "osdep/timer.h"
40 #include "libavutil/avstring.h"
41 #include "libavutil/common.h"
42 #include "mp_msg.h"
43 #include "m_config.h"
44 #include "m_option.h"
45 #include "path.h"
46 #include "talloc.h"
47 #include "options.h"
48 #include "bstr.h"
49 #include "stream/stream.h"
51 #include "joystick.h"
53 #ifdef CONFIG_LIRC
54 #include "lirc.h"
55 #endif
57 #ifdef CONFIG_LIRCC
58 #include <lirc/lircc.h>
59 #endif
61 #include "ar.h"
63 #ifdef CONFIG_COCOA
64 #include "osdep/cocoa_events.h"
65 #endif
67 static const char embedded_file[] =
68 #include "input.conf.h"
70 static const struct bstr builtin_input_conf = {
71 .start = (char *)embedded_file, .len = sizeof(embedded_file) - 1
74 #define MP_MAX_KEY_DOWN 32
76 struct cmd_bind {
77 int input[MP_MAX_KEY_DOWN + 1];
78 char *cmd;
81 struct key_name {
82 int key;
83 char *name;
86 /* This array defines all known commands.
87 * The first field is an id used to recognize the command.
88 * The second is the command name used in slave mode and input.conf.
89 * Then comes the definition of each argument, first mandatory arguments
90 * (ARG_INT, ARG_FLOAT, ARG_STRING) if any, then optional arguments
91 * (OARG_INT(default), etc) if any. The command will be given the default
92 * argument value if the user didn't give enough arguments to specify it.
93 * A command can take a maximum of MP_CMD_MAX_ARGS arguments (10).
95 #define ARG_INT { .type = MP_CMD_ARG_INT }
96 #define OARG_INT(def) { .type = MP_CMD_ARG_INT, .optional = true, .v.i = def }
97 #define ARG_FLOAT { .type = MP_CMD_ARG_FLOAT }
98 #define OARG_FLOAT(def) { .type = MP_CMD_ARG_FLOAT, .optional = true, .v.f = def }
99 #define ARG_STRING { .type = MP_CMD_ARG_STRING }
100 #define OARG_STRING(def) { .type = MP_CMD_ARG_STRING, .optional = true, .v.s = def }
102 static const mp_cmd_t mp_cmds[] = {
103 #ifdef CONFIG_RADIO
104 { MP_CMD_RADIO_STEP_CHANNEL, "radio_step_channel", { ARG_INT } },
105 { MP_CMD_RADIO_SET_CHANNEL, "radio_set_channel", { ARG_STRING } },
106 { MP_CMD_RADIO_SET_FREQ, "radio_set_freq", { ARG_FLOAT } },
107 { MP_CMD_RADIO_STEP_FREQ, "radio_step_freq", {ARG_FLOAT } },
108 #endif
109 { MP_CMD_SEEK, "seek", { ARG_FLOAT, OARG_INT(0), OARG_INT(0) } },
110 { MP_CMD_EDL_MARK, "edl_mark", },
111 { MP_CMD_AUDIO_DELAY, "audio_delay", { ARG_FLOAT, OARG_INT(0) } },
112 { MP_CMD_SPEED_INCR, "speed_incr", { ARG_FLOAT } },
113 { MP_CMD_SPEED_MULT, "speed_mult", { ARG_FLOAT } },
114 { MP_CMD_SPEED_SET, "speed_set", { ARG_FLOAT } },
115 { MP_CMD_QUIT, "quit", { OARG_INT(0) } },
116 { MP_CMD_STOP, "stop", },
117 { MP_CMD_PAUSE, "pause", },
118 { MP_CMD_FRAME_STEP, "frame_step", },
119 { MP_CMD_PLAY_TREE_STEP, "pt_step", { ARG_INT, OARG_INT(0) } },
120 { MP_CMD_PLAY_TREE_UP_STEP, "pt_up_step", { ARG_INT, OARG_INT(0) } },
121 { MP_CMD_PLAY_ALT_SRC_STEP, "alt_src_step", { ARG_INT } },
122 { MP_CMD_LOOP, "loop", { ARG_INT, OARG_INT(0) } },
123 { MP_CMD_SUB_DELAY, "sub_delay", { ARG_FLOAT, OARG_INT(0) } },
124 { MP_CMD_SUB_STEP, "sub_step", { ARG_INT, OARG_INT(0) } },
125 { MP_CMD_OSD, "osd", { OARG_INT(-1) } },
126 { MP_CMD_OSD_SHOW_TEXT, "osd_show_text", { ARG_STRING, OARG_INT(-1), OARG_INT(0) } },
127 { MP_CMD_OSD_SHOW_PROPERTY_TEXT, "osd_show_property_text", { ARG_STRING, OARG_INT(-1), OARG_INT(0) } },
128 { MP_CMD_OSD_SHOW_PROGRESSION, "osd_show_progression", },
129 { MP_CMD_VOLUME, "volume", { ARG_FLOAT, OARG_INT(0) } },
130 { MP_CMD_BALANCE, "balance", { ARG_FLOAT, OARG_INT(0) } },
131 { MP_CMD_MUTE, "mute", { OARG_INT(-1) } },
132 { MP_CMD_CONTRAST, "contrast", { ARG_INT, OARG_INT(0) } },
133 { MP_CMD_GAMMA, "gamma", { ARG_INT, OARG_INT(0) } },
134 { MP_CMD_BRIGHTNESS, "brightness", { ARG_INT, OARG_INT(0) } },
135 { MP_CMD_HUE, "hue", { ARG_INT, OARG_INT(0) } },
136 { MP_CMD_SATURATION, "saturation", { ARG_INT, OARG_INT(0) } },
137 { MP_CMD_FRAMEDROPPING, "frame_drop", { OARG_INT(-1) } },
138 { MP_CMD_SUB_POS, "sub_pos", { ARG_INT, OARG_INT(0) } },
139 { MP_CMD_SUB_ALIGNMENT, "sub_alignment", { OARG_INT(-1) } },
140 { MP_CMD_SUB_VISIBILITY, "sub_visibility", { OARG_INT(-1) } },
141 { MP_CMD_SUB_LOAD, "sub_load", { ARG_STRING } },
142 { MP_CMD_SUB_REMOVE, "sub_remove", { OARG_INT(-1) } },
143 { MP_CMD_SUB_SELECT, "vobsub_lang", { OARG_INT(-2) } }, // for compatibility
144 { MP_CMD_SUB_SELECT, "sub_select", { OARG_INT(-2) } },
145 { MP_CMD_SUB_SOURCE, "sub_source", { OARG_INT(-2) } },
146 { MP_CMD_SUB_VOB, "sub_vob", { OARG_INT(-2) } },
147 { MP_CMD_SUB_DEMUX, "sub_demux", { OARG_INT(-2) } },
148 { MP_CMD_SUB_FILE, "sub_file", { OARG_INT(-2) } },
149 { MP_CMD_SUB_LOG, "sub_log", },
150 { MP_CMD_SUB_SCALE, "sub_scale", { ARG_FLOAT, OARG_INT(0) } },
151 #ifdef CONFIG_ASS
152 { MP_CMD_ASS_USE_MARGINS, "ass_use_margins", { OARG_INT(-1) } },
153 #endif
154 { MP_CMD_GET_PERCENT_POS, "get_percent_pos", },
155 { MP_CMD_GET_TIME_POS, "get_time_pos", },
156 { MP_CMD_GET_TIME_LENGTH, "get_time_length", },
157 { MP_CMD_GET_FILENAME, "get_file_name", },
158 { MP_CMD_GET_VIDEO_CODEC, "get_video_codec", },
159 { MP_CMD_GET_VIDEO_BITRATE, "get_video_bitrate", },
160 { MP_CMD_GET_VIDEO_RESOLUTION, "get_video_resolution", },
161 { MP_CMD_GET_AUDIO_CODEC, "get_audio_codec", },
162 { MP_CMD_GET_AUDIO_BITRATE, "get_audio_bitrate", },
163 { MP_CMD_GET_AUDIO_SAMPLES, "get_audio_samples", },
164 { MP_CMD_GET_META_TITLE, "get_meta_title", },
165 { MP_CMD_GET_META_ARTIST, "get_meta_artist", },
166 { MP_CMD_GET_META_ALBUM, "get_meta_album", },
167 { MP_CMD_GET_META_YEAR, "get_meta_year", },
168 { MP_CMD_GET_META_COMMENT, "get_meta_comment", },
169 { MP_CMD_GET_META_TRACK, "get_meta_track", },
170 { MP_CMD_GET_META_GENRE, "get_meta_genre", },
171 { MP_CMD_SWITCH_AUDIO, "switch_audio", { OARG_INT(-1) } },
172 { MP_CMD_SWITCH_ANGLE, "switch_angle", { OARG_INT(-1) } },
173 { MP_CMD_SWITCH_TITLE, "switch_title", { OARG_INT(-1) } },
174 #ifdef CONFIG_TV
175 { MP_CMD_TV_START_SCAN, "tv_start_scan", },
176 { MP_CMD_TV_STEP_CHANNEL, "tv_step_channel", { ARG_INT } },
177 { MP_CMD_TV_STEP_NORM, "tv_step_norm", },
178 { MP_CMD_TV_STEP_CHANNEL_LIST, "tv_step_chanlist", },
179 { MP_CMD_TV_SET_CHANNEL, "tv_set_channel", { ARG_STRING } },
180 { MP_CMD_TV_LAST_CHANNEL, "tv_last_channel", },
181 { MP_CMD_TV_SET_FREQ, "tv_set_freq", { ARG_FLOAT } },
182 { MP_CMD_TV_STEP_FREQ, "tv_step_freq", { ARG_FLOAT } },
183 { MP_CMD_TV_SET_NORM, "tv_set_norm", { ARG_STRING } },
184 { MP_CMD_TV_SET_BRIGHTNESS, "tv_set_brightness", { ARG_INT, OARG_INT(1) } },
185 { MP_CMD_TV_SET_CONTRAST, "tv_set_contrast", { ARG_INT, OARG_INT(1) } },
186 { MP_CMD_TV_SET_HUE, "tv_set_hue", { ARG_INT, OARG_INT(1) } },
187 { MP_CMD_TV_SET_SATURATION, "tv_set_saturation", { ARG_INT, OARG_INT(1) } },
188 #endif
189 { MP_CMD_SUB_FORCED_ONLY, "forced_subs_only", { OARG_INT(-1) } },
190 #ifdef CONFIG_DVBIN
191 { MP_CMD_DVB_SET_CHANNEL, "dvb_set_channel", { ARG_INT, ARG_INT } },
192 #endif
193 { MP_CMD_SWITCH_RATIO, "switch_ratio", { OARG_FLOAT(0) } },
194 { MP_CMD_VO_FULLSCREEN, "vo_fullscreen", { OARG_INT(-1) } },
195 { MP_CMD_VO_ONTOP, "vo_ontop", { OARG_INT(-1) } },
196 { MP_CMD_VO_ROOTWIN, "vo_rootwin", { OARG_INT(-1) } },
197 { MP_CMD_VO_BORDER, "vo_border", { OARG_INT(-1) } },
198 { MP_CMD_SCREENSHOT, "screenshot", { OARG_INT(0), OARG_INT(0) } },
199 { MP_CMD_PANSCAN, "panscan", { ARG_FLOAT, OARG_INT(0) } },
200 { MP_CMD_SWITCH_VSYNC, "switch_vsync", { OARG_INT(0) } },
201 { MP_CMD_LOADFILE, "loadfile", { ARG_STRING, OARG_INT(0) } },
202 { MP_CMD_LOADLIST, "loadlist", { ARG_STRING, OARG_INT(0) } },
203 { MP_CMD_RUN, "run", { ARG_STRING } },
204 { MP_CMD_CAPTURING, "capturing", },
205 { MP_CMD_VF_CHANGE_RECTANGLE, "change_rectangle", { ARG_INT, ARG_INT } },
206 { MP_CMD_TV_TELETEXT_ADD_DEC, "teletext_add_dec", { ARG_STRING } },
207 { MP_CMD_TV_TELETEXT_GO_LINK, "teletext_go_link", { ARG_INT } },
209 #ifdef CONFIG_DVDNAV
210 { MP_CMD_DVDNAV, "dvdnav", { ARG_STRING } },
211 #endif
213 { MP_CMD_GET_VO_FULLSCREEN, "get_vo_fullscreen", },
214 { MP_CMD_GET_SUB_VISIBILITY, "get_sub_visibility", },
215 { MP_CMD_KEYDOWN_EVENTS, "key_down_event", { ARG_INT } },
216 { MP_CMD_SET_PROPERTY, "set_property", { ARG_STRING, ARG_STRING } },
217 { MP_CMD_SET_PROPERTY_OSD, "set_property_osd", { ARG_STRING, ARG_STRING } },
218 { MP_CMD_GET_PROPERTY, "get_property", { ARG_STRING } },
219 { MP_CMD_STEP_PROPERTY, "step_property", { ARG_STRING, OARG_FLOAT(0) } },
220 { MP_CMD_STEP_PROPERTY_OSD, "step_property_osd", { ARG_STRING, OARG_FLOAT(0) } },
222 { MP_CMD_SEEK_CHAPTER, "seek_chapter", { ARG_INT, OARG_INT(0) } },
223 { MP_CMD_SET_MOUSE_POS, "set_mouse_pos", { ARG_INT, ARG_INT } },
225 { MP_CMD_AF_SWITCH, "af_switch", { ARG_STRING } },
226 { MP_CMD_AF_ADD, "af_add", { ARG_STRING } },
227 { MP_CMD_AF_DEL, "af_del", { ARG_STRING } },
228 { MP_CMD_AF_CLR, "af_clr", },
229 { MP_CMD_AF_CMDLINE, "af_cmdline", { ARG_STRING, ARG_STRING } },
233 /// The names of the keys as used in input.conf
234 /// If you add some new keys, you also need to add them here
236 static const struct key_name key_names[] = {
237 { ' ', "SPACE" },
238 { '#', "SHARP" },
239 { KEY_ENTER, "ENTER" },
240 { KEY_TAB, "TAB" },
241 { KEY_BACKSPACE, "BS" },
242 { KEY_DELETE, "DEL" },
243 { KEY_INSERT, "INS" },
244 { KEY_HOME, "HOME" },
245 { KEY_END, "END" },
246 { KEY_PAGE_UP, "PGUP" },
247 { KEY_PAGE_DOWN, "PGDWN" },
248 { KEY_ESC, "ESC" },
249 { KEY_PRINT, "PRINT" },
250 { KEY_RIGHT, "RIGHT" },
251 { KEY_LEFT, "LEFT" },
252 { KEY_DOWN, "DOWN" },
253 { KEY_UP, "UP" },
254 { KEY_F+1, "F1" },
255 { KEY_F+2, "F2" },
256 { KEY_F+3, "F3" },
257 { KEY_F+4, "F4" },
258 { KEY_F+5, "F5" },
259 { KEY_F+6, "F6" },
260 { KEY_F+7, "F7" },
261 { KEY_F+8, "F8" },
262 { KEY_F+9, "F9" },
263 { KEY_F+10, "F10" },
264 { KEY_F+11, "F11" },
265 { KEY_F+12, "F12" },
266 { KEY_KP0, "KP0" },
267 { KEY_KP1, "KP1" },
268 { KEY_KP2, "KP2" },
269 { KEY_KP3, "KP3" },
270 { KEY_KP4, "KP4" },
271 { KEY_KP5, "KP5" },
272 { KEY_KP6, "KP6" },
273 { KEY_KP7, "KP7" },
274 { KEY_KP8, "KP8" },
275 { KEY_KP9, "KP9" },
276 { KEY_KPDEL, "KP_DEL" },
277 { KEY_KPDEC, "KP_DEC" },
278 { KEY_KPINS, "KP_INS" },
279 { KEY_KPENTER, "KP_ENTER" },
280 { MOUSE_BTN0, "MOUSE_BTN0" },
281 { MOUSE_BTN1, "MOUSE_BTN1" },
282 { MOUSE_BTN2, "MOUSE_BTN2" },
283 { MOUSE_BTN3, "MOUSE_BTN3" },
284 { MOUSE_BTN4, "MOUSE_BTN4" },
285 { MOUSE_BTN5, "MOUSE_BTN5" },
286 { MOUSE_BTN6, "MOUSE_BTN6" },
287 { MOUSE_BTN7, "MOUSE_BTN7" },
288 { MOUSE_BTN8, "MOUSE_BTN8" },
289 { MOUSE_BTN9, "MOUSE_BTN9" },
290 { MOUSE_BTN10, "MOUSE_BTN10" },
291 { MOUSE_BTN11, "MOUSE_BTN11" },
292 { MOUSE_BTN12, "MOUSE_BTN12" },
293 { MOUSE_BTN13, "MOUSE_BTN13" },
294 { MOUSE_BTN14, "MOUSE_BTN14" },
295 { MOUSE_BTN15, "MOUSE_BTN15" },
296 { MOUSE_BTN16, "MOUSE_BTN16" },
297 { MOUSE_BTN17, "MOUSE_BTN17" },
298 { MOUSE_BTN18, "MOUSE_BTN18" },
299 { MOUSE_BTN19, "MOUSE_BTN19" },
300 { MOUSE_BTN0_DBL, "MOUSE_BTN0_DBL" },
301 { MOUSE_BTN1_DBL, "MOUSE_BTN1_DBL" },
302 { MOUSE_BTN2_DBL, "MOUSE_BTN2_DBL" },
303 { MOUSE_BTN3_DBL, "MOUSE_BTN3_DBL" },
304 { MOUSE_BTN4_DBL, "MOUSE_BTN4_DBL" },
305 { MOUSE_BTN5_DBL, "MOUSE_BTN5_DBL" },
306 { MOUSE_BTN6_DBL, "MOUSE_BTN6_DBL" },
307 { MOUSE_BTN7_DBL, "MOUSE_BTN7_DBL" },
308 { MOUSE_BTN8_DBL, "MOUSE_BTN8_DBL" },
309 { MOUSE_BTN9_DBL, "MOUSE_BTN9_DBL" },
310 { MOUSE_BTN10_DBL, "MOUSE_BTN10_DBL" },
311 { MOUSE_BTN11_DBL, "MOUSE_BTN11_DBL" },
312 { MOUSE_BTN12_DBL, "MOUSE_BTN12_DBL" },
313 { MOUSE_BTN13_DBL, "MOUSE_BTN13_DBL" },
314 { MOUSE_BTN14_DBL, "MOUSE_BTN14_DBL" },
315 { MOUSE_BTN15_DBL, "MOUSE_BTN15_DBL" },
316 { MOUSE_BTN16_DBL, "MOUSE_BTN16_DBL" },
317 { MOUSE_BTN17_DBL, "MOUSE_BTN17_DBL" },
318 { MOUSE_BTN18_DBL, "MOUSE_BTN18_DBL" },
319 { MOUSE_BTN19_DBL, "MOUSE_BTN19_DBL" },
320 { JOY_AXIS1_MINUS, "JOY_UP" },
321 { JOY_AXIS1_PLUS, "JOY_DOWN" },
322 { JOY_AXIS0_MINUS, "JOY_LEFT" },
323 { JOY_AXIS0_PLUS, "JOY_RIGHT" },
325 { JOY_AXIS0_PLUS, "JOY_AXIS0_PLUS" },
326 { JOY_AXIS0_MINUS, "JOY_AXIS0_MINUS" },
327 { JOY_AXIS1_PLUS, "JOY_AXIS1_PLUS" },
328 { JOY_AXIS1_MINUS, "JOY_AXIS1_MINUS" },
329 { JOY_AXIS2_PLUS, "JOY_AXIS2_PLUS" },
330 { JOY_AXIS2_MINUS, "JOY_AXIS2_MINUS" },
331 { JOY_AXIS3_PLUS, "JOY_AXIS3_PLUS" },
332 { JOY_AXIS3_MINUS, "JOY_AXIS3_MINUS" },
333 { JOY_AXIS4_PLUS, "JOY_AXIS4_PLUS" },
334 { JOY_AXIS4_MINUS, "JOY_AXIS4_MINUS" },
335 { JOY_AXIS5_PLUS, "JOY_AXIS5_PLUS" },
336 { JOY_AXIS5_MINUS, "JOY_AXIS5_MINUS" },
337 { JOY_AXIS6_PLUS, "JOY_AXIS6_PLUS" },
338 { JOY_AXIS6_MINUS, "JOY_AXIS6_MINUS" },
339 { JOY_AXIS7_PLUS, "JOY_AXIS7_PLUS" },
340 { JOY_AXIS7_MINUS, "JOY_AXIS7_MINUS" },
341 { JOY_AXIS8_PLUS, "JOY_AXIS8_PLUS" },
342 { JOY_AXIS8_MINUS, "JOY_AXIS8_MINUS" },
343 { JOY_AXIS9_PLUS, "JOY_AXIS9_PLUS" },
344 { JOY_AXIS9_MINUS, "JOY_AXIS9_MINUS" },
346 { JOY_BTN0, "JOY_BTN0" },
347 { JOY_BTN1, "JOY_BTN1" },
348 { JOY_BTN2, "JOY_BTN2" },
349 { JOY_BTN3, "JOY_BTN3" },
350 { JOY_BTN4, "JOY_BTN4" },
351 { JOY_BTN5, "JOY_BTN5" },
352 { JOY_BTN6, "JOY_BTN6" },
353 { JOY_BTN7, "JOY_BTN7" },
354 { JOY_BTN8, "JOY_BTN8" },
355 { JOY_BTN9, "JOY_BTN9" },
357 { AR_PLAY, "AR_PLAY" },
358 { AR_PLAY_HOLD, "AR_PLAY_HOLD" },
359 { AR_NEXT, "AR_NEXT" },
360 { AR_NEXT_HOLD, "AR_NEXT_HOLD" },
361 { AR_PREV, "AR_PREV" },
362 { AR_PREV_HOLD, "AR_PREV_HOLD" },
363 { AR_MENU, "AR_MENU" },
364 { AR_MENU_HOLD, "AR_MENU_HOLD" },
365 { AR_VUP, "AR_VUP" },
366 { AR_VDOWN, "AR_VDOWN" },
368 { KEY_POWER, "POWER" },
369 { KEY_MENU, "MENU" },
370 { KEY_PLAY, "PLAY" },
371 { KEY_PAUSE, "PAUSE" },
372 { KEY_PLAYPAUSE, "PLAYPAUSE" },
373 { KEY_STOP, "STOP" },
374 { KEY_FORWARD, "FORWARD" },
375 { KEY_REWIND, "REWIND" },
376 { KEY_NEXT, "NEXT" },
377 { KEY_PREV, "PREV" },
378 { KEY_VOLUME_UP, "VOLUME_UP" },
379 { KEY_VOLUME_DOWN, "VOLUME_DOWN" },
380 { KEY_MUTE, "MUTE" },
382 // These are kept for backward compatibility
383 { KEY_PAUSE, "XF86_PAUSE" },
384 { KEY_STOP, "XF86_STOP" },
385 { KEY_PREV, "XF86_PREV" },
386 { KEY_NEXT, "XF86_NEXT" },
388 { KEY_CLOSE_WIN, "CLOSE_WIN" },
390 { 0, NULL }
393 struct key_name modifier_names[] = {
394 { KEY_MODIFIER_SHIFT, "Shift" },
395 { KEY_MODIFIER_CTRL, "Ctrl" },
396 { KEY_MODIFIER_ALT, "Alt" },
397 { KEY_MODIFIER_META, "Meta" },
398 { 0 }
401 #define KEY_MODIFIER_MASK (KEY_MODIFIER_SHIFT | KEY_MODIFIER_CTRL | KEY_MODIFIER_ALT | KEY_MODIFIER_META)
403 #ifndef MP_MAX_KEY_FD
404 #define MP_MAX_KEY_FD 10
405 #endif
407 #ifndef MP_MAX_CMD_FD
408 #define MP_MAX_CMD_FD 10
409 #endif
411 struct input_fd {
412 int fd;
413 union {
414 int (*key)(void *ctx, int fd);
415 int (*cmd)(int fd, char *dest, int size);
416 } read_func;
417 int (*close_func)(int fd);
418 void *ctx;
419 unsigned eof : 1;
420 unsigned drop : 1;
421 unsigned dead : 1;
422 unsigned got_cmd : 1;
423 unsigned no_select : 1;
424 // These fields are for the cmd fds.
425 char *buffer;
426 int pos, size;
429 struct cmd_bind_section {
430 struct cmd_bind *cmd_binds;
431 struct bstr section;
432 struct cmd_bind_section *next;
435 struct cmd_queue {
436 struct mp_cmd *first;
437 struct mp_cmd *last;
438 int num_cmds;
439 int num_abort_cmds;
442 struct input_ctx {
443 // Autorepeat stuff
444 short ar_state;
445 mp_cmd_t *ar_cmd;
446 unsigned int last_ar;
447 // Autorepeat config
448 unsigned int ar_delay;
449 unsigned int ar_rate;
450 // Maximum number of queued commands from keypresses (limit to avoid
451 // repeated slow commands piling up)
452 int key_fifo_size;
454 // these are the keys currently down
455 int key_down[MP_MAX_KEY_DOWN];
456 unsigned int num_key_down;
457 unsigned int last_key_down;
459 // List of command binding sections
460 struct cmd_bind_section *cmd_bind_sections;
461 // Name of currently used command section
462 struct bstr section;
464 // Used to track whether we managed to read something while checking
465 // events sources. If yes, the sources may have more queued.
466 bool got_new_events;
468 struct input_fd key_fds[MP_MAX_KEY_FD];
469 unsigned int num_key_fd;
471 struct input_fd cmd_fds[MP_MAX_CMD_FD];
472 unsigned int num_cmd_fd;
474 struct cmd_queue key_cmd_queue;
475 struct cmd_queue control_cmd_queue;
477 int wakeup_pipe[2];
481 int async_quit_request;
483 static int print_key_list(m_option_t *cfg, char *optname, char *optparam);
484 static int print_cmd_list(m_option_t *cfg, char *optname, char *optparam);
486 // Our command line options
487 static const m_option_t input_conf[] = {
488 OPT_STRING("conf", input.config_file, CONF_GLOBAL, OPTDEF_STR("input.conf")),
489 OPT_INT("ar-delay", input.ar_delay, CONF_GLOBAL),
490 OPT_INT("ar-rate", input.ar_rate, CONF_GLOBAL),
491 { "keylist", print_key_list, CONF_TYPE_PRINT_FUNC, CONF_NOCFG },
492 { "cmdlist", print_cmd_list, CONF_TYPE_PRINT_FUNC, CONF_NOCFG },
493 OPT_STRING("js-dev", input.js_dev, CONF_GLOBAL),
494 OPT_STRING("ar-dev", input.ar_dev, CONF_GLOBAL),
495 OPT_STRING("file", input.in_file, CONF_GLOBAL),
496 OPT_MAKE_FLAGS("default-bindings", input.default_bindings, CONF_GLOBAL),
497 { NULL, NULL, 0, 0, 0, 0, NULL}
500 static const m_option_t mp_input_opts[] = {
501 { "input", (void *)&input_conf, CONF_TYPE_SUBCONFIG, 0, 0, 0, NULL},
502 OPT_MAKE_FLAGS("joystick", input.use_joystick, CONF_GLOBAL),
503 OPT_MAKE_FLAGS("lirc", input.use_lirc, CONF_GLOBAL),
504 OPT_MAKE_FLAGS("lircc", input.use_lircc, CONF_GLOBAL),
505 OPT_MAKE_FLAGS("ar", input.use_ar, CONF_GLOBAL),
506 { NULL, NULL, 0, 0, 0, 0, NULL}
509 static int default_cmd_func(int fd, char *buf, int l);
511 // Encode the unicode codepoint as UTF-8, and append to the end of the
512 // talloc'ed buffer.
513 static char *append_utf8_buffer(char *buffer, uint32_t codepoint)
515 char data[8];
516 uint8_t tmp;
517 char *output = data;
518 PUT_UTF8(codepoint, tmp, *output++ = tmp;);
519 return talloc_strndup_append_buffer(buffer, data, output - data);
522 static char *get_key_name(int key, char *ret)
524 for (int i = 0; modifier_names[i].name; i++) {
525 if (modifier_names[i].key & key) {
526 ret = talloc_asprintf_append_buffer(ret, "%s+",
527 modifier_names[i].name);
528 key -= modifier_names[i].key;
531 for (int i = 0; key_names[i].name != NULL; i++) {
532 if (key_names[i].key == key)
533 return talloc_asprintf_append_buffer(ret, "%s", key_names[i].name);
536 // printable, and valid unicode range
537 if (key >= 32 && key <= 0x10FFFF)
538 return append_utf8_buffer(ret, key);
540 // Print the hex key code
541 return talloc_asprintf_append_buffer(ret, "%#-8x", key);
544 static char *get_key_combo_name(int *keys, int max)
546 char *ret = talloc_strdup(NULL, "");
547 while (1) {
548 ret = get_key_name(*keys, ret);
549 if (--max && *++keys)
550 talloc_asprintf_append_buffer(ret, "-");
551 else
552 break;
554 return ret;
557 static bool is_abort_cmd(int cmd_id)
559 switch (cmd_id) {
560 case MP_CMD_QUIT:
561 case MP_CMD_PLAY_TREE_STEP:
562 case MP_CMD_PLAY_TREE_UP_STEP:
563 case MP_CMD_PLAY_ALT_SRC_STEP:
564 return true;
566 return false;
569 static void queue_pop(struct cmd_queue *queue)
571 assert(queue->num_cmds > 0);
572 struct mp_cmd *cmd = queue->first;
573 queue->first = cmd->queue_next;
574 queue->num_cmds--;
575 queue->num_abort_cmds -= is_abort_cmd(cmd->id);
578 static void queue_add(struct cmd_queue *queue, struct mp_cmd *cmd,
579 bool at_head)
581 if (!queue->num_cmds) {
582 queue->first = cmd;
583 queue->last = cmd;
584 } else if (at_head) {
585 queue->first->queue_prev = cmd;
586 cmd->queue_next = queue->first;
587 queue->first = cmd;
588 } else {
589 queue->last->queue_next = cmd;
590 cmd->queue_prev = queue->last;
591 queue->last = cmd;
593 queue->num_cmds++;
594 queue->num_abort_cmds += is_abort_cmd(cmd->id);
597 int mp_input_add_cmd_fd(struct input_ctx *ictx, int fd, int select,
598 int read_func(int fd, char *dest, int size),
599 int close_func(int fd))
601 if (ictx->num_cmd_fd == MP_MAX_CMD_FD) {
602 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Too many command file descriptors, "
603 "cannot register file descriptor %d.\n", fd);
604 return 0;
606 if (select && fd < 0) {
607 mp_msg(MSGT_INPUT, MSGL_ERR,
608 "Invalid fd %d in mp_input_add_cmd_fd", fd);
609 return 0;
612 ictx->cmd_fds[ictx->num_cmd_fd] = (struct input_fd){
613 .fd = fd,
614 .read_func.cmd = read_func ? read_func : default_cmd_func,
615 .close_func = close_func,
616 .no_select = !select
618 ictx->num_cmd_fd++;
620 return 1;
623 void mp_input_rm_cmd_fd(struct input_ctx *ictx, int fd)
625 struct input_fd *cmd_fds = ictx->cmd_fds;
626 unsigned int i;
628 for (i = 0; i < ictx->num_cmd_fd; i++) {
629 if (cmd_fds[i].fd == fd)
630 break;
632 if (i == ictx->num_cmd_fd)
633 return;
634 if (cmd_fds[i].close_func)
635 cmd_fds[i].close_func(cmd_fds[i].fd);
636 talloc_free(cmd_fds[i].buffer);
638 if (i + 1 < ictx->num_cmd_fd)
639 memmove(&cmd_fds[i], &cmd_fds[i + 1],
640 (ictx->num_cmd_fd - i - 1) * sizeof(struct input_fd));
641 ictx->num_cmd_fd--;
644 void mp_input_rm_key_fd(struct input_ctx *ictx, int fd)
646 struct input_fd *key_fds = ictx->key_fds;
647 unsigned int i;
649 for (i = 0; i < ictx->num_key_fd; i++) {
650 if (key_fds[i].fd == fd)
651 break;
653 if (i == ictx->num_key_fd)
654 return;
655 if (key_fds[i].close_func)
656 key_fds[i].close_func(key_fds[i].fd);
658 if (i + 1 < ictx->num_key_fd)
659 memmove(&key_fds[i], &key_fds[i + 1],
660 (ictx->num_key_fd - i - 1) * sizeof(struct input_fd));
661 ictx->num_key_fd--;
664 int mp_input_add_key_fd(struct input_ctx *ictx, int fd, int select,
665 int read_func(void *ctx, int fd),
666 int close_func(int fd), void *ctx)
668 if (ictx->num_key_fd == MP_MAX_KEY_FD) {
669 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Too many key file descriptors, "
670 "cannot register file descriptor %d.\n", fd);
671 return 0;
673 if (select && fd < 0) {
674 mp_msg(MSGT_INPUT, MSGL_ERR,
675 "Invalid fd %d in mp_input_add_key_fd", fd);
676 return 0;
679 ictx->key_fds[ictx->num_key_fd] = (struct input_fd){
680 .fd = fd,
681 .read_func.key = read_func,
682 .close_func = close_func,
683 .no_select = !select,
684 .ctx = ctx,
686 ictx->num_key_fd++;
688 return 1;
691 mp_cmd_t *mp_input_parse_cmd(char *str)
693 int i, l;
694 int pausing = 0;
695 char *ptr;
696 const mp_cmd_t *cmd_def;
698 // Ignore heading spaces.
699 while (str[0] == ' ' || str[0] == '\t')
700 ++str;
702 if (strncmp(str, "pausing ", 8) == 0) {
703 pausing = 1;
704 str = &str[8];
705 } else if (strncmp(str, "pausing_keep ", 13) == 0) {
706 pausing = 2;
707 str = &str[13];
708 } else if (strncmp(str, "pausing_toggle ", 15) == 0) {
709 pausing = 3;
710 str = &str[15];
711 } else if (strncmp(str, "pausing_keep_force ", 19) == 0) {
712 pausing = 4;
713 str = &str[19];
716 ptr = str + strcspn(str, "\t ");
717 if (*ptr != 0)
718 l = ptr - str;
719 else
720 l = strlen(str);
722 if (l == 0)
723 return NULL;
725 for (i = 0; mp_cmds[i].name != NULL; i++) {
726 if (strncasecmp(mp_cmds[i].name, str, l) == 0)
727 break;
730 if (mp_cmds[i].name == NULL)
731 return NULL;
733 cmd_def = &mp_cmds[i];
735 mp_cmd_t *cmd = talloc_ptrtype(NULL, cmd);
736 *cmd = (mp_cmd_t){
737 .id = cmd_def->id,
738 .name = talloc_strdup(cmd, cmd_def->name),
739 .pausing = pausing,
742 ptr = str;
744 for (i = 0; ptr && i < MP_CMD_MAX_ARGS; i++) {
745 while (ptr[0] != ' ' && ptr[0] != '\t' && ptr[0] != '\0')
746 ptr++;
747 if (ptr[0] == '\0')
748 break;
749 while (ptr[0] == ' ' || ptr[0] == '\t')
750 ptr++;
751 if (ptr[0] == '\0' || ptr[0] == '#')
752 break;
753 cmd->args[i].type = cmd_def->args[i].type;
754 switch (cmd_def->args[i].type) {
755 case MP_CMD_ARG_INT:
756 errno = 0;
757 cmd->args[i].v.i = atoi(ptr);
758 if (errno != 0) {
759 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s: argument %d "
760 "isn't an integer.\n", cmd_def->name, i + 1);
761 goto error;
763 break;
764 case MP_CMD_ARG_FLOAT:
765 errno = 0;
766 cmd->args[i].v.f = atof(ptr);
767 if (errno != 0) {
768 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s: argument %d "
769 "isn't a float.\n", cmd_def->name, i + 1);
770 goto error;
772 break;
773 case MP_CMD_ARG_STRING: {
774 int term = ' ';
775 if (*ptr == '\'' || *ptr == '"')
776 term = *ptr++;
777 char *argptr = talloc_size(cmd, strlen(ptr) + 1);
778 cmd->args[i].v.s = argptr;
779 while (1) {
780 if (*ptr == 0) {
781 if (term == ' ')
782 break;
783 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s: argument %d is "
784 "unterminated.\n", cmd_def->name, i + 1);
785 goto error;
787 if (*ptr == term)
788 break;
789 if (*ptr == '\\')
790 ptr++;
791 if (*ptr != 0)
792 *argptr++ = *ptr++;
794 *argptr = 0;
795 break;
797 case 0:
798 ptr = NULL;
799 break;
800 default:
801 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Unknown argument %d\n", i);
804 cmd->nargs = i;
806 int min_args;
807 for (min_args = 0; min_args < MP_CMD_MAX_ARGS
808 && cmd_def->args[min_args].type
809 && !cmd_def->args[min_args].optional; min_args++);
810 if (cmd->nargs < min_args) {
811 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command \"%s\" requires at least %d "
812 "arguments, we found only %d so far.\n", cmd_def->name,
813 min_args, cmd->nargs);
814 goto error;
817 for (; i < MP_CMD_MAX_ARGS && cmd_def->args[i].type; i++) {
818 memcpy(&cmd->args[i], &cmd_def->args[i], sizeof(struct mp_cmd_arg));
819 if (cmd_def->args[i].type == MP_CMD_ARG_STRING
820 && cmd_def->args[i].v.s != NULL)
821 cmd->args[i].v.s = talloc_strdup(cmd, cmd_def->args[i].v.s);
824 if (i < MP_CMD_MAX_ARGS)
825 cmd->args[i].type = 0;
827 return cmd;
829 error:
830 mp_cmd_free(cmd);
831 return NULL;
834 #define MP_CMD_MAX_SIZE 4096
836 static int read_cmd(struct input_fd *mp_fd, char **ret)
838 char *end;
839 *ret = NULL;
841 // Allocate the buffer if it doesn't exist
842 if (!mp_fd->buffer) {
843 mp_fd->buffer = talloc_size(NULL, MP_CMD_MAX_SIZE);
844 mp_fd->pos = 0;
845 mp_fd->size = MP_CMD_MAX_SIZE;
848 // Get some data if needed/possible
849 while (!mp_fd->got_cmd && !mp_fd->eof && (mp_fd->size - mp_fd->pos > 1)) {
850 int r = mp_fd->read_func.cmd(mp_fd->fd, mp_fd->buffer + mp_fd->pos,
851 mp_fd->size - 1 - mp_fd->pos);
852 // Error ?
853 if (r < 0) {
854 switch (r) {
855 case MP_INPUT_ERROR:
856 case MP_INPUT_DEAD:
857 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Error while reading "
858 "command file descriptor %d: %s\n",
859 mp_fd->fd, strerror(errno));
860 case MP_INPUT_NOTHING:
861 return r;
862 case MP_INPUT_RETRY:
863 continue;
865 // EOF ?
866 } else if (r == 0) {
867 mp_fd->eof = 1;
868 break;
870 mp_fd->pos += r;
871 break;
874 mp_fd->got_cmd = 0;
876 while (1) {
877 int l = 0;
878 // Find the cmd end
879 mp_fd->buffer[mp_fd->pos] = '\0';
880 end = strchr(mp_fd->buffer, '\r');
881 if (end)
882 *end = '\n';
883 end = strchr(mp_fd->buffer, '\n');
884 // No cmd end ?
885 if (!end) {
886 // If buffer is full we must drop all until the next \n
887 if (mp_fd->size - mp_fd->pos <= 1) {
888 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command buffer of file "
889 "descriptor %d is full: dropping content.\n",
890 mp_fd->fd);
891 mp_fd->pos = 0;
892 mp_fd->drop = 1;
894 break;
896 // We already have a cmd : set the got_cmd flag
897 else if ((*ret)) {
898 mp_fd->got_cmd = 1;
899 break;
902 l = end - mp_fd->buffer;
904 // Not dropping : put the cmd in ret
905 if (!mp_fd->drop)
906 *ret = talloc_strndup(NULL, mp_fd->buffer, l);
907 else
908 mp_fd->drop = 0;
909 mp_fd->pos -= l + 1;
910 memmove(mp_fd->buffer, end + 1, mp_fd->pos);
913 if (*ret)
914 return 1;
915 else
916 return MP_INPUT_NOTHING;
919 static int default_cmd_func(int fd, char *buf, int l)
921 while (1) {
922 int r = read(fd, buf, l);
923 // Error ?
924 if (r < 0) {
925 if (errno == EINTR)
926 continue;
927 else if (errno == EAGAIN)
928 return MP_INPUT_NOTHING;
929 return MP_INPUT_ERROR;
930 // EOF ?
932 return r;
936 static int read_wakeup(void *ctx, int fd)
938 char buf[100];
939 read(fd, buf, sizeof(buf));
940 return MP_INPUT_NOTHING;
944 static struct cmd_bind_section *get_bind_section(struct input_ctx *ictx,
945 struct bstr section)
947 struct cmd_bind_section *bind_section = ictx->cmd_bind_sections;
949 while (bind_section) {
950 if (bstrcmp(section, bind_section->section) == 0)
951 return bind_section;
952 if (bind_section->next == NULL)
953 break;
954 bind_section = bind_section->next;
956 if (bind_section) {
957 bind_section->next = talloc_ptrtype(ictx, bind_section->next);
958 bind_section = bind_section->next;
959 } else {
960 ictx->cmd_bind_sections = talloc_ptrtype(ictx, ictx->cmd_bind_sections);
961 bind_section = ictx->cmd_bind_sections;
963 bind_section->cmd_binds = NULL;
964 bind_section->section = bstrdup(bind_section, section);
965 bind_section->next = NULL;
966 return bind_section;
969 static char *find_bind_for_key(struct input_ctx *ictx, struct bstr section,
970 int n, int *keys)
972 if (n <= 0)
973 return NULL;
974 struct cmd_bind_section *s = get_bind_section(ictx, section);
975 struct cmd_bind *binds = s->cmd_binds;
976 if (!binds)
977 return NULL;
978 int j;
979 for (j = 0; binds[j].cmd != NULL; j++) {
980 int found = 1, s;
981 for (s = 0; s < n && binds[j].input[s] != 0; s++) {
982 if (binds[j].input[s] != keys[s]) {
983 found = 0;
984 break;
987 if (found && binds[j].input[s] == 0 && s == n)
988 break;
990 return binds[j].cmd;
993 static mp_cmd_t *get_cmd_from_keys(struct input_ctx *ictx, int n, int *keys)
995 char *cmd = find_bind_for_key(ictx, ictx->section, n, keys);
996 if (cmd == NULL)
997 cmd = find_bind_for_key(ictx, bstr("default"), n, keys);
998 if (cmd == NULL) {
999 char *key_buf = get_key_combo_name(keys, n);
1000 mp_tmsg(MSGT_INPUT, MSGL_WARN,
1001 "No bind found for key '%s'.\n", key_buf);
1002 talloc_free(key_buf);
1003 return NULL;
1005 if (strcmp(cmd, "ignore") == 0)
1006 return NULL;
1007 struct mp_cmd *ret = mp_input_parse_cmd(cmd);
1008 if (!ret) {
1009 char *key_buf = get_key_combo_name(keys, n);
1010 mp_tmsg(MSGT_INPUT, MSGL_ERR,
1011 "Invalid command for bound key '%s': '%s'\n", key_buf, cmd);
1012 talloc_free(key_buf);
1014 return ret;
1018 static mp_cmd_t *interpret_key(struct input_ctx *ictx, int code)
1020 unsigned int j;
1021 mp_cmd_t *ret;
1023 /* On normal keyboards shift changes the character code of non-special
1024 * keys, so don't count the modifier separately for those. In other words
1025 * we want to have "a" and "A" instead of "a" and "Shift+A"; but a separate
1026 * shift modifier is still kept for special keys like arrow keys.
1028 int unmod = code & ~KEY_MODIFIER_MASK;
1029 if (unmod >= 32 && unmod < MP_KEY_BASE)
1030 code &= ~KEY_MODIFIER_SHIFT;
1032 if (code & MP_KEY_DOWN) {
1033 if (ictx->num_key_down > MP_MAX_KEY_DOWN) {
1034 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Too many key down events "
1035 "at the same time\n");
1036 return NULL;
1038 code &= ~MP_KEY_DOWN;
1039 // Check if we don't already have this key as pushed
1040 for (j = 0; j < ictx->num_key_down; j++) {
1041 if (ictx->key_down[j] == code)
1042 break;
1044 if (j != ictx->num_key_down)
1045 return NULL;
1046 ictx->key_down[ictx->num_key_down] = code;
1047 ictx->num_key_down++;
1048 ictx->last_key_down = GetTimer();
1049 ictx->ar_state = 0;
1050 return NULL;
1052 // button released or press of key with no separate down/up events
1053 for (j = 0; j < ictx->num_key_down; j++) {
1054 if (ictx->key_down[j] == code)
1055 break;
1057 bool doubleclick = code >= MOUSE_BTN0_DBL && code < MOUSE_BTN_DBL_END;
1058 if (doubleclick) {
1059 int btn = code - MOUSE_BTN0_DBL + MOUSE_BTN0;
1060 if (!ictx->num_key_down
1061 || ictx->key_down[ictx->num_key_down - 1] != btn)
1062 return NULL;
1063 j = ictx->num_key_down - 1;
1064 ictx->key_down[j] = code;
1066 if (j == ictx->num_key_down) { // was not already down; add temporarily
1067 if (ictx->num_key_down > MP_MAX_KEY_DOWN) {
1068 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Too many key down events "
1069 "at the same time\n");
1070 return NULL;
1072 ictx->key_down[ictx->num_key_down] = code;
1073 ictx->num_key_down++;
1074 ictx->last_key_down = 1;
1076 // Interpret only maximal point of multibutton event
1077 ret = ictx->last_key_down ?
1078 get_cmd_from_keys(ictx, ictx->num_key_down, ictx->key_down)
1079 : NULL;
1080 if (doubleclick) {
1081 ictx->key_down[j] = code - MOUSE_BTN0_DBL + MOUSE_BTN0;
1082 return ret;
1084 // Remove the key
1085 if (j + 1 < ictx->num_key_down)
1086 memmove(&ictx->key_down[j], &ictx->key_down[j + 1],
1087 (ictx->num_key_down - (j + 1)) * sizeof(int));
1088 ictx->num_key_down--;
1089 ictx->last_key_down = 0;
1090 ictx->ar_state = -1;
1091 mp_cmd_free(ictx->ar_cmd);
1092 ictx->ar_cmd = NULL;
1093 return ret;
1096 static mp_cmd_t *check_autorepeat(struct input_ctx *ictx)
1098 // No input : autorepeat ?
1099 if (ictx->ar_rate > 0 && ictx->ar_state >= 0 && ictx->num_key_down > 0
1100 && !(ictx->key_down[ictx->num_key_down - 1] & MP_NO_REPEAT_KEY)) {
1101 unsigned int t = GetTimer();
1102 // First time : wait delay
1103 if (ictx->ar_state == 0
1104 && (t - ictx->last_key_down) >= ictx->ar_delay * 1000) {
1105 ictx->ar_cmd = get_cmd_from_keys(ictx, ictx->num_key_down,
1106 ictx->key_down);
1107 if (!ictx->ar_cmd) {
1108 ictx->ar_state = -1;
1109 return NULL;
1111 ictx->ar_state = 1;
1112 ictx->last_ar = t;
1113 return mp_cmd_clone(ictx->ar_cmd);
1114 // Then send rate / sec event
1115 } else if (ictx->ar_state == 1
1116 && (t - ictx->last_ar) >= 1000000 / ictx->ar_rate) {
1117 ictx->last_ar = t;
1118 return mp_cmd_clone(ictx->ar_cmd);
1121 return NULL;
1124 void mp_input_feed_key(struct input_ctx *ictx, int code)
1126 ictx->got_new_events = true;
1127 if (code == MP_INPUT_RELEASE_ALL) {
1128 memset(ictx->key_down, 0, sizeof(ictx->key_down));
1129 ictx->num_key_down = 0;
1130 ictx->last_key_down = 0;
1131 return;
1133 struct mp_cmd *cmd = interpret_key(ictx, code);
1134 if (!cmd)
1135 return;
1136 struct cmd_queue *queue = &ictx->key_cmd_queue;
1137 if (queue->num_cmds >= ictx->key_fifo_size &&
1138 (!is_abort_cmd(cmd->id) || queue->num_abort_cmds))
1139 return;
1140 queue_add(queue, cmd, false);
1143 static void read_cmd_fd(struct input_ctx *ictx, struct input_fd *cmd_fd)
1145 int r;
1146 char *text;
1147 while ((r = read_cmd(cmd_fd, &text)) >= 0) {
1148 ictx->got_new_events = true;
1149 struct mp_cmd *cmd = mp_input_parse_cmd(text);
1150 talloc_free(text);
1151 if (cmd)
1152 queue_add(&ictx->control_cmd_queue, cmd, false);
1153 if (!cmd_fd->got_cmd)
1154 return;
1156 if (r == MP_INPUT_ERROR)
1157 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Error on command file descriptor %d\n",
1158 cmd_fd->fd);
1159 else if (r == MP_INPUT_DEAD)
1160 cmd_fd->dead = true;
1163 static void read_key_fd(struct input_ctx *ictx, struct input_fd *key_fd)
1165 int code = key_fd->read_func.key(key_fd->ctx, key_fd->fd);
1166 if (code >= 0 || code == MP_INPUT_RELEASE_ALL) {
1167 mp_input_feed_key(ictx, code);
1168 return;
1171 if (code == MP_INPUT_ERROR)
1172 mp_tmsg(MSGT_INPUT, MSGL_ERR,
1173 "Error on key input file descriptor %d\n", key_fd->fd);
1174 else if (code == MP_INPUT_DEAD) {
1175 mp_tmsg(MSGT_INPUT, MSGL_ERR,
1176 "Dead key input on file descriptor %d\n", key_fd->fd);
1177 key_fd->dead = true;
1182 * \param time time to wait at most for an event in milliseconds
1184 static void read_events(struct input_ctx *ictx, int time)
1186 ictx->got_new_events = false;
1187 struct input_fd *key_fds = ictx->key_fds;
1188 struct input_fd *cmd_fds = ictx->cmd_fds;
1189 for (int i = 0; i < ictx->num_key_fd; i++)
1190 if (key_fds[i].dead) {
1191 mp_input_rm_key_fd(ictx, key_fds[i].fd);
1192 i--;
1193 } else if (time && key_fds[i].no_select)
1194 read_key_fd(ictx, &key_fds[i]);
1195 for (int i = 0; i < ictx->num_cmd_fd; i++)
1196 if (cmd_fds[i].dead || cmd_fds[i].eof) {
1197 mp_input_rm_cmd_fd(ictx, cmd_fds[i].fd);
1198 i--;
1199 } else if (time && cmd_fds[i].no_select)
1200 read_cmd_fd(ictx, &cmd_fds[i]);
1201 if (ictx->got_new_events)
1202 time = 0;
1203 #ifdef HAVE_POSIX_SELECT
1204 fd_set fds;
1205 FD_ZERO(&fds);
1206 int max_fd = 0;
1207 for (int i = 0; i < ictx->num_key_fd; i++) {
1208 if (key_fds[i].no_select)
1209 continue;
1210 if (key_fds[i].fd > max_fd)
1211 max_fd = key_fds[i].fd;
1212 FD_SET(key_fds[i].fd, &fds);
1214 for (int i = 0; i < ictx->num_cmd_fd; i++) {
1215 if (cmd_fds[i].no_select)
1216 continue;
1217 if (cmd_fds[i].fd > max_fd)
1218 max_fd = cmd_fds[i].fd;
1219 FD_SET(cmd_fds[i].fd, &fds);
1221 struct timeval tv, *time_val;
1222 if (time >= 0) {
1223 tv.tv_sec = time / 1000;
1224 tv.tv_usec = (time % 1000) * 1000;
1225 time_val = &tv;
1226 } else
1227 time_val = NULL;
1228 if (select(max_fd + 1, &fds, NULL, NULL, time_val) < 0) {
1229 if (errno != EINTR)
1230 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Select error: %s\n",
1231 strerror(errno));
1232 FD_ZERO(&fds);
1234 #else
1235 if (time)
1236 usec_sleep(time * 1000);
1237 #endif
1240 for (int i = 0; i < ictx->num_key_fd; i++) {
1241 #ifdef HAVE_POSIX_SELECT
1242 if (!key_fds[i].no_select && !FD_ISSET(key_fds[i].fd, &fds))
1243 continue;
1244 #endif
1245 read_key_fd(ictx, &key_fds[i]);
1248 for (int i = 0; i < ictx->num_cmd_fd; i++) {
1249 #ifdef HAVE_POSIX_SELECT
1250 if (!cmd_fds[i].no_select && !FD_ISSET(cmd_fds[i].fd, &fds))
1251 continue;
1252 #endif
1253 read_cmd_fd(ictx, &cmd_fds[i]);
1257 /* To support blocking file descriptors we don't loop the read over
1258 * every source until it's known to be empty. Instead we use this wrapper
1259 * to run select() again.
1261 static void read_all_fd_events(struct input_ctx *ictx, int time)
1263 while (1) {
1264 read_events(ictx, time);
1265 if (!ictx->got_new_events)
1266 return;
1267 time = 0;
1271 static void read_all_events(struct input_ctx *ictx, int time)
1273 #ifdef CONFIG_COCOA
1274 cocoa_events_read_all_events(ictx, time);
1275 #else
1276 read_all_fd_events(ictx, time);
1277 #endif
1280 int mp_input_queue_cmd(struct input_ctx *ictx, mp_cmd_t *cmd)
1282 ictx->got_new_events = true;
1283 if (!cmd)
1284 return 0;
1285 queue_add(&ictx->control_cmd_queue, cmd, true);
1286 return 1;
1290 * \param peek_only when set, the returned command stays in the queue.
1291 * Do not free the returned cmd whe you set this!
1293 mp_cmd_t *mp_input_get_cmd(struct input_ctx *ictx, int time, int peek_only)
1295 if (async_quit_request)
1296 return mp_input_parse_cmd("quit 1");
1298 if (ictx->control_cmd_queue.num_cmds || ictx->key_cmd_queue.num_cmds)
1299 time = 0;
1300 read_all_events(ictx, time);
1301 struct mp_cmd *ret;
1302 struct cmd_queue *queue = &ictx->control_cmd_queue;
1303 if (!queue->num_cmds)
1304 queue = &ictx->key_cmd_queue;
1305 if (!queue->num_cmds) {
1306 ret = check_autorepeat(ictx);
1307 if (!ret)
1308 return NULL;
1309 queue_add(queue, ret, false);
1310 } else
1311 ret = queue->first;
1313 if (!peek_only)
1314 queue_pop(queue);
1316 return ret;
1319 void mp_cmd_free(mp_cmd_t *cmd)
1321 talloc_free(cmd);
1324 mp_cmd_t *mp_cmd_clone(mp_cmd_t *cmd)
1326 mp_cmd_t *ret;
1327 int i;
1329 ret = talloc_memdup(NULL, cmd, sizeof(mp_cmd_t));
1330 ret->name = talloc_strdup(ret, cmd->name);
1331 for (i = 0; i < MP_CMD_MAX_ARGS && cmd->args[i].type; i++) {
1332 if (cmd->args[i].type == MP_CMD_ARG_STRING && cmd->args[i].v.s != NULL)
1333 ret->args[i].v.s = talloc_strdup(ret, cmd->args[i].v.s);
1336 return ret;
1339 int mp_input_get_key_from_name(const char *name)
1341 int modifiers = 0;
1342 const char *p;
1343 while ((p = strchr(name, '+'))) {
1344 for (struct key_name *m = modifier_names; m->name; m++)
1345 if (!bstrcasecmp(bstr(m->name),
1346 (struct bstr){(char *)name, p - name})) {
1347 modifiers |= m->key;
1348 goto found;
1350 if (!strcmp(name, "+"))
1351 return '+' + modifiers;
1352 return -1;
1353 found:
1354 name = p + 1;
1357 struct bstr bname = bstr(name);
1359 struct bstr rest;
1360 int code = bstr_decode_utf8(bname, &rest);
1361 if (code >= 0 && rest.len == 0)
1362 return code + modifiers;
1364 if (bstr_startswith0(bname, "0x"))
1365 return strtol(name, NULL, 16) + modifiers;
1367 for (int i = 0; key_names[i].name != NULL; i++) {
1368 if (strcasecmp(key_names[i].name, name) == 0)
1369 return key_names[i].key + modifiers;
1372 return -1;
1375 static int get_input_from_name(char *name, int *keys)
1377 char *end, *ptr;
1378 int n = 0;
1380 ptr = name;
1381 n = 0;
1382 for (end = strchr(ptr, '-'); ptr != NULL; end = strchr(ptr, '-')) {
1383 if (end && end[1] != '\0') {
1384 if (end[1] == '-')
1385 end = &end[1];
1386 end[0] = '\0';
1388 keys[n] = mp_input_get_key_from_name(ptr);
1389 if (keys[n] < 0)
1390 return 0;
1391 n++;
1392 if (end && end[1] != '\0' && n < MP_MAX_KEY_DOWN)
1393 ptr = &end[1];
1394 else
1395 break;
1397 keys[n] = 0;
1398 return 1;
1401 static void bind_keys(struct input_ctx *ictx,
1402 const int keys[MP_MAX_KEY_DOWN + 1], struct bstr cmd)
1404 int i = 0, j;
1405 struct cmd_bind *bind = NULL;
1406 struct cmd_bind_section *bind_section = NULL;
1407 struct bstr section = bstr("default");
1408 int idx;
1410 if (bstr_startswith0(cmd, "{") && (idx = bstrchr(cmd, '}')) > 0) {
1411 section = bstr_strip(bstr_splice(cmd, 1, idx));
1412 cmd = bstr_strip(bstr_cut(cmd, idx + 1));
1414 bind_section = get_bind_section(ictx, section);
1416 if (bind_section->cmd_binds) {
1417 for (i = 0; bind_section->cmd_binds[i].cmd != NULL; i++) {
1418 for (j = 0; bind_section->cmd_binds[i].input[j] == keys[j] && keys[j] != 0; j++)
1419 /* NOTHING */;
1420 if (keys[j] == 0 && bind_section->cmd_binds[i].input[j] == 0 ) {
1421 bind = &bind_section->cmd_binds[i];
1422 break;
1427 if (!bind) {
1428 bind_section->cmd_binds = talloc_realloc(bind_section,
1429 bind_section->cmd_binds,
1430 struct cmd_bind, i + 2);
1431 memset(&bind_section->cmd_binds[i], 0, 2 * sizeof(struct cmd_bind));
1432 bind = &bind_section->cmd_binds[i];
1434 talloc_free(bind->cmd);
1435 bind->cmd = bstrdup0(bind_section->cmd_binds, cmd);
1436 memcpy(bind->input, keys, (MP_MAX_KEY_DOWN + 1) * sizeof(int));
1439 static int parse_config(struct input_ctx *ictx, struct bstr data)
1441 int n_binds = 0, keys[MP_MAX_KEY_DOWN + 1];
1443 while (data.len) {
1444 struct bstr line = bstr_strip(bstr_getline(data, &data));
1445 if (line.len == 0 || bstr_startswith0(line, "#"))
1446 continue;
1447 struct bstr command;
1448 // Find the key name starting a line
1449 struct bstr keyname = bstr_split(line, WHITESPACE, &command);
1450 command = bstr_strip(command);
1451 if (command.len == 0) {
1452 mp_tmsg(MSGT_INPUT, MSGL_ERR,
1453 "Unfinished key binding: %.*s\n", BSTR_P(line));
1454 continue;
1456 char *name = bstrdup0(NULL, keyname);
1457 if (!get_input_from_name(name, keys)) {
1458 talloc_free(name);
1459 mp_tmsg(MSGT_INPUT, MSGL_ERR,
1460 "Unknown key '%.*s'\n", BSTR_P(keyname));
1461 continue;
1463 talloc_free(name);
1464 bind_keys(ictx, keys, command);
1465 n_binds++;
1468 return n_binds;
1471 static int parse_config_file(struct input_ctx *ictx, char *file)
1473 stream_t *s = open_stream(file, NULL, NULL);
1474 if (!s) {
1475 mp_msg(MSGT_INPUT, MSGL_V, "Can't open input config file %s.\n", file);
1476 return 0;
1478 struct bstr res = stream_read_complete(s, NULL, 1000000, 0);
1479 free_stream(s);
1480 if (!res.start) {
1481 mp_msg(MSGT_INPUT, MSGL_ERR, "Could not read input config file %s.\n",
1482 file);
1483 return 0;
1485 mp_msg(MSGT_INPUT, MSGL_V, "Parsing input config file %s\n", file);
1486 int n_binds = parse_config(ictx, res);
1487 talloc_free(res.start);
1488 mp_msg(MSGT_INPUT, MSGL_V, "Input config file %s parsed: %d binds\n",
1489 file, n_binds);
1490 return 1;
1493 void mp_input_set_section(struct input_ctx *ictx, char *name)
1495 talloc_free(ictx->section.start);
1496 ictx->section = bstrdup(ictx, name ? bstr(name) : bstr("default"));
1499 struct input_ctx *mp_input_init(struct input_conf *input_conf)
1501 struct input_ctx *ictx = talloc_ptrtype(NULL, ictx);
1502 *ictx = (struct input_ctx){
1503 .key_fifo_size = input_conf->key_fifo_size,
1504 .ar_state = -1,
1505 .ar_delay = input_conf->ar_delay,
1506 .ar_rate = input_conf->ar_rate,
1507 .section = bstrdup(ictx, bstr("default")),
1508 .wakeup_pipe = {-1, -1},
1511 #ifdef CONFIG_COCOA
1512 cocoa_events_init(ictx, read_all_fd_events);
1513 #endif
1515 #ifndef __MINGW32__
1516 long ret = pipe(ictx->wakeup_pipe);
1517 for (int i = 0; i < 2 && ret >= 0; i++) {
1518 ret = fcntl(ictx->wakeup_pipe[i], F_GETFL);
1519 if (ret < 0)
1520 break;
1521 ret = fcntl(ictx->wakeup_pipe[i], F_SETFL, ret | O_NONBLOCK);
1523 if (ret < 0)
1524 mp_msg(MSGT_INPUT, MSGL_ERR,
1525 "Failed to initialize wakeup pipe: %s\n", strerror(errno));
1526 else
1527 mp_input_add_key_fd(ictx, ictx->wakeup_pipe[0], true, read_wakeup,
1528 NULL, NULL);
1529 #endif
1531 if (input_conf->default_bindings)
1532 parse_config(ictx, builtin_input_conf);
1534 char *file;
1535 char *config_file = input_conf->config_file;
1536 file = config_file[0] != '/' ? get_path(config_file) : config_file;
1538 if (file && !parse_config_file(ictx, file)) {
1539 // free file if it was allocated by get_path(),
1540 // before it gets overwritten
1541 if (file != config_file)
1542 free(file);
1543 // Try global conf dir
1544 file = MPLAYER_CONFDIR "/input.conf";
1545 if (!parse_config_file(ictx, file))
1546 mp_msg(MSGT_INPUT, MSGL_V, "Falling back on default (hardcoded) "
1547 "input config\n");
1548 } else {
1549 // free file if it was allocated by get_path()
1550 if (file != config_file)
1551 free(file);
1554 #ifdef CONFIG_JOYSTICK
1555 if (input_conf->use_joystick) {
1556 int fd = mp_input_joystick_init(input_conf->js_dev);
1557 if (fd < 0)
1558 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Can't init input joystick\n");
1559 else
1560 mp_input_add_key_fd(ictx, fd, 1, mp_input_joystick_read,
1561 close, NULL);
1563 #endif
1565 #ifdef CONFIG_LIRC
1566 if (input_conf->use_lirc) {
1567 int fd = mp_input_lirc_init();
1568 if (fd > 0)
1569 mp_input_add_cmd_fd(ictx, fd, 0, mp_input_lirc_read,
1570 mp_input_lirc_close);
1572 #endif
1574 #ifdef CONFIG_LIRCC
1575 if (input_conf->use_lircc) {
1576 int fd = lircc_init("mplayer", NULL);
1577 if (fd >= 0)
1578 mp_input_add_cmd_fd(ictx, fd, 1, NULL, lircc_cleanup);
1580 #endif
1582 #ifdef CONFIG_APPLE_REMOTE
1583 if (input_conf->use_ar) {
1584 if (mp_input_ar_init() < 0)
1585 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Can't init Apple Remote.\n");
1586 else
1587 mp_input_add_key_fd(ictx, -1, 0, mp_input_ar_read,
1588 mp_input_ar_close, NULL);
1590 #endif
1592 #ifdef CONFIG_APPLE_IR
1593 if (input_conf->use_ar) {
1594 int fd = mp_input_appleir_init(input_conf->ar_dev);
1595 if (fd < 0)
1596 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Can't init Apple Remote.\n");
1597 else
1598 mp_input_add_key_fd(ictx, fd, 1, mp_input_appleir_read,
1599 close, NULL);
1601 #endif
1603 if (input_conf->in_file) {
1604 int mode = O_RDONLY;
1605 #ifndef __MINGW32__
1606 // Use RDWR for FIFOs to ensure they stay open over multiple accesses.
1607 // Note that on Windows due to how the API works, using RDONLY should
1608 // be ok.
1609 struct stat st;
1610 if (stat(input_conf->in_file, &st) == 0 && S_ISFIFO(st.st_mode))
1611 mode = O_RDWR;
1612 mode |= O_NONBLOCK;
1613 #endif
1614 int in_file_fd = open(input_conf->in_file, mode);
1615 if (in_file_fd >= 0)
1616 mp_input_add_cmd_fd(ictx, in_file_fd, 1, NULL, close);
1617 else
1618 mp_tmsg(MSGT_INPUT, MSGL_ERR, "Can't open %s: %s\n",
1619 input_conf->in_file, strerror(errno));
1622 return ictx;
1625 void mp_input_uninit(struct input_ctx *ictx)
1627 #ifdef CONFIG_COCOA
1628 cocoa_events_uninit();
1629 #endif
1631 if (!ictx)
1632 return;
1634 for (int i = 0; i < ictx->num_key_fd; i++) {
1635 if (ictx->key_fds[i].close_func)
1636 ictx->key_fds[i].close_func(ictx->key_fds[i].fd);
1638 for (int i = 0; i < ictx->num_cmd_fd; i++) {
1639 if (ictx->cmd_fds[i].close_func)
1640 ictx->cmd_fds[i].close_func(ictx->cmd_fds[i].fd);
1642 for (int i = 0; i < 2; i++)
1643 if (ictx->wakeup_pipe[i] != -1)
1644 close(ictx->wakeup_pipe[i]);
1645 talloc_free(ictx);
1648 void mp_input_register_options(m_config_t *cfg)
1650 m_config_register_options(cfg, mp_input_opts);
1653 static int print_key_list(m_option_t *cfg, char *optname, char *optparam)
1655 int i;
1656 printf("\n");
1657 for (i = 0; key_names[i].name != NULL; i++)
1658 printf("%s\n", key_names[i].name);
1659 return M_OPT_EXIT;
1662 static int print_cmd_list(m_option_t *cfg, char *optname, char *optparam)
1664 const mp_cmd_t *cmd;
1665 int i, j;
1666 const char *type;
1668 for (i = 0; (cmd = &mp_cmds[i])->name != NULL; i++) {
1669 printf("%-20.20s", cmd->name);
1670 for (j = 0; j < MP_CMD_MAX_ARGS && cmd->args[j].type; j++) {
1671 switch (cmd->args[j].type) {
1672 case MP_CMD_ARG_INT:
1673 type = "Integer";
1674 break;
1675 case MP_CMD_ARG_FLOAT:
1676 type = "Float";
1677 break;
1678 case MP_CMD_ARG_STRING:
1679 type = "String";
1680 break;
1681 default:
1682 type = "??";
1684 if (cmd->args[j].optional)
1685 printf(" [%s]", type);
1686 else
1687 printf(" %s", type);
1689 printf("\n");
1691 return M_OPT_EXIT;
1694 void mp_input_wakeup(struct input_ctx *ictx)
1696 if (ictx->wakeup_pipe[1] >= 0)
1697 write(ictx->wakeup_pipe[1], &(char){0}, 1);
1701 * \param time time to wait for an interruption in milliseconds
1703 int mp_input_check_interrupt(struct input_ctx *ictx, int time)
1705 for (int i = 0; ; i++) {
1706 if (async_quit_request || ictx->key_cmd_queue.num_abort_cmds ||
1707 ictx->control_cmd_queue.num_abort_cmds) {
1708 mp_tmsg(MSGT_INPUT, MSGL_WARN, "Received command to move to "
1709 "another file. Aborting current processing.\n");
1710 return true;
1712 if (i)
1713 return false;
1714 read_all_events(ictx, time);