move common files to root
[libpicofe.git] / input.c
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b7c7cd5d 1/*
c4334e00 2 * (C) GraÅžvydas "notaz" Ignotas, 2008-2011
b7c7cd5d 3 *
4 * This work is licensed under the terms of any of these licenses
5 * (at your option):
6 * - GNU GPL, version 2 or later.
7 * - GNU LGPL, version 2.1 or later.
8 * See the COPYING file in the top-level directory.
9 */
10
2258f158 11#include <stdio.h>
12#include <stdlib.h>
13#include <string.h>
14
15#include "input.h"
4ab30ad4 16#include "plat.h"
7ee5c389 17#include "lprintf.h"
972151fc 18
972151fc 19#ifdef IN_GP2X
c4334e00 20#error needs update: in_gp2x_init in_gp2x_update
13b692eb 21#include "../gp2x/in_gp2x.h"
972151fc 22#endif
23#ifdef IN_VK
c4334e00 24#error needs update: in_vk_init in_vk_update
8ced8d2b 25#include "../win32/in_vk.h"
972151fc 26#endif
2258f158 27
28typedef struct
29{
30 int drv_id;
7f022a8d 31 int drv_fd_hnd;
2258f158 32 void *drv_data;
2258f158 33 char *name;
8e77275e 34 int key_count;
35 int *binds; /* total = key_count * bindtypes * 2 */
e9b29264 36 const char * const *key_names;
37 unsigned int probed:1;
38 unsigned int does_combos:1;
2258f158 39} in_dev_t;
40
c4334e00 41static in_drv_t *in_drivers;
2258f158 42static in_dev_t in_devices[IN_MAX_DEVS];
c4334e00 43static int in_driver_count = 0;
23fb16c8 44static int in_dev_count = 0; /* probed + bind devices */
13b692eb 45static int in_have_async_devs = 0;
c4334e00 46static int in_probe_dev_id;
82abf46f 47static int menu_key_state = 0;
48static int menu_last_used_dev = 0;
2258f158 49
c4334e00 50#define DRV(id) in_drivers[id]
da767bd5 51
13b692eb 52
8e77275e 53static int *in_alloc_binds(int drv_id, int key_count)
2258f158 54{
215aec76 55 const struct in_default_bind *defbinds;
8e77275e 56 int *binds;
215aec76 57 int i;
2258f158 58
8e77275e 59 binds = calloc(key_count * IN_BINDTYPE_COUNT * 2, sizeof(binds[0]));
da767bd5 60 if (binds == NULL)
61 return NULL;
62
215aec76 63 defbinds = DRV(drv_id).defbinds;
64 if (defbinds != NULL) {
65 for (i = 0; ; i++) {
66 if (defbinds[i].bit == 0 && defbinds[i].code == 0)
67 break;
68 binds[IN_BIND_OFFS(defbinds[i].code, defbinds[i].btype)] =
69 1 << defbinds[i].bit;
70 }
71
72 /* always have a copy of defbinds */
73 memcpy(binds + key_count * IN_BINDTYPE_COUNT, binds,
74 sizeof(binds[0]) * key_count * IN_BINDTYPE_COUNT);
75 }
da767bd5 76
77 return binds;
2258f158 78}
79
23fb16c8 80static void in_unprobe(in_dev_t *dev)
2258f158 81{
da767bd5 82 if (dev->probed)
83 DRV(dev->drv_id).free(dev->drv_data);
2258f158 84 dev->probed = 0;
85 dev->drv_data = NULL;
23fb16c8 86}
87
88static void in_free(in_dev_t *dev)
89{
90 in_unprobe(dev);
2258f158 91 free(dev->name);
92 dev->name = NULL;
93 free(dev->binds);
94 dev->binds = NULL;
95}
96
13b692eb 97/* to be called by drivers
98 * async devices must set drv_fd_hnd to -1 */
c4334e00 99void in_register(const char *nname, int drv_fd_hnd, void *drv_data,
e9b29264 100 int key_count, const char * const *key_names, int combos)
2258f158 101{
da767bd5 102 int i, ret, dupe_count = 0, *binds;
2258f158 103 char name[256], *name_end, *tmp;
104
105 strncpy(name, nname, sizeof(name));
106 name[sizeof(name)-12] = 0;
107 name_end = name + strlen(name);
108
109 for (i = 0; i < in_dev_count; i++)
110 {
111 if (in_devices[i].name == NULL)
112 continue;
113 if (strcmp(in_devices[i].name, name) == 0)
114 {
115 if (in_devices[i].probed) {
116 dupe_count++;
117 sprintf(name_end, " [%d]", dupe_count);
118 continue;
119 }
120 goto update;
121 }
122 }
123
124 if (i >= IN_MAX_DEVS)
125 {
126 /* try to find unused device */
127 for (i = 0; i < IN_MAX_DEVS; i++)
128 if (!in_devices[i].probed) break;
129 if (i >= IN_MAX_DEVS) {
7ee5c389 130 lprintf("input: too many devices, can't add %s\n", name);
2258f158 131 return;
132 }
133 in_free(&in_devices[i]);
134 }
135
136 tmp = strdup(name);
137 if (tmp == NULL)
138 return;
139
c4334e00 140 binds = in_alloc_binds(in_probe_dev_id, key_count);
2258f158 141 if (binds == NULL) {
142 free(tmp);
143 return;
144 }
145
146 in_devices[i].name = tmp;
147 in_devices[i].binds = binds;
8e77275e 148 in_devices[i].key_count = key_count;
2258f158 149 if (i + 1 > in_dev_count)
150 in_dev_count = i + 1;
151
7ee5c389 152 lprintf("input: new device #%d \"%s\"\n", i, name);
2258f158 153update:
154 in_devices[i].probed = 1;
2c600560 155 in_devices[i].does_combos = combos;
c4334e00 156 in_devices[i].drv_id = in_probe_dev_id;
7f022a8d 157 in_devices[i].drv_fd_hnd = drv_fd_hnd;
e9b29264 158 in_devices[i].key_names = key_names;
2258f158 159 in_devices[i].drv_data = drv_data;
da767bd5 160
161 if (in_devices[i].binds != NULL) {
c4334e00 162 ret = DRV(in_probe_dev_id).clean_binds(drv_data, in_devices[i].binds,
8e77275e 163 in_devices[i].binds + key_count * IN_BINDTYPE_COUNT);
da767bd5 164 if (ret == 0) {
165 /* no useable binds */
166 free(in_devices[i].binds);
167 in_devices[i].binds = NULL;
168 }
169 }
2258f158 170}
171
8e77275e 172/* key combo handling, to be called by drivers that support it.
173 * Only care about IN_BINDTYPE_EMU */
174void in_combos_find(const int *binds, int last_key, int *combo_keys, int *combo_acts)
2c600560 175{
176 int act, u;
177
178 *combo_keys = *combo_acts = 0;
179 for (act = 0; act < sizeof(binds[0]) * 8; act++)
180 {
181 int keyc = 0;
182 for (u = 0; u <= last_key; u++)
8e77275e 183 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act))
2c600560 184 keyc++;
185
186 if (keyc > 1)
187 {
188 // loop again and mark those keys and actions as combo
189 for (u = 0; u <= last_key; u++)
190 {
8e77275e 191 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act)) {
2c600560 192 *combo_keys |= 1 << u;
193 *combo_acts |= 1 << act;
194 }
195 }
196 }
197 }
198}
199
8e77275e 200int in_combos_do(int keys, const int *binds, int last_key, int combo_keys, int combo_acts)
2c600560 201{
202 int i, ret = 0;
203
204 for (i = 0; i <= last_key; i++)
205 {
8e77275e 206 int acts, acts_c, u;
207
2c600560 208 if (!(keys & (1 << i)))
209 continue;
210
8e77275e 211 acts = binds[IN_BIND_OFFS(i, IN_BINDTYPE_EMU)];
2c600560 212 if (!acts)
213 continue;
214
8e77275e 215 if (!(combo_keys & (1 << i))) {
2c600560 216 ret |= acts;
8e77275e 217 continue;
218 }
219
220 acts_c = acts & combo_acts;
221 u = last_key;
222 if (acts_c) {
223 // let's try to find the other one
224 for (u = i + 1; u <= last_key; u++)
225 if ( (keys & (1 << u)) && (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & acts_c) ) {
226 ret |= acts_c & binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)];
227 keys &= ~((1 << i) | (1 << u));
228 break;
229 }
230 }
231 // add non-combo actions if combo ones were not found
232 if (u >= last_key)
233 ret |= acts & ~combo_acts;
2c600560 234 }
235
236 return ret;
237}
238
2258f158 239void in_probe(void)
240{
241 int i;
13b692eb 242
243 in_have_async_devs = 0;
23fb16c8 244 menu_key_state = 0;
245 menu_last_used_dev = 0;
246
247 for (i = 0; i < in_dev_count; i++)
248 in_unprobe(&in_devices[i]);
2258f158 249
c4334e00 250 for (i = 0; i < in_driver_count; i++) {
251 in_probe_dev_id = i;
da767bd5 252 in_drivers[i].probe();
c4334e00 253 }
2258f158 254
255 /* get rid of devs without binds and probes */
256 for (i = 0; i < in_dev_count; i++) {
257 if (!in_devices[i].probed && in_devices[i].binds == NULL) {
258 in_dev_count--;
259 if (i < in_dev_count) {
260 free(in_devices[i].name);
261 memmove(&in_devices[i], &in_devices[i+1],
262 (in_dev_count - i) * sizeof(in_devices[0]));
263 }
13b692eb 264
265 continue;
2258f158 266 }
13b692eb 267
268 if (in_devices[i].probed && in_devices[i].drv_fd_hnd == -1)
269 in_have_async_devs = 1;
2258f158 270 }
13b692eb 271
272 if (in_have_async_devs)
7ee5c389 273 lprintf("input: async-only devices detected..\n");
e9b29264 274
275 in_debug_dump();
2258f158 276}
277
7f022a8d 278/* async update */
8e77275e 279int in_update(int *result)
2258f158 280{
8e77275e 281 int i, ret = 0;
2258f158 282
283 for (i = 0; i < in_dev_count; i++) {
906bdc9f 284 in_dev_t *dev = &in_devices[i];
c4334e00 285 if (dev->probed && dev->binds != NULL)
286 ret |= DRV(dev->drv_id).update(dev->drv_data, dev->binds, result);
2258f158 287 }
288
8e77275e 289 return ret;
2258f158 290}
291
df77913a 292static in_dev_t *get_dev(int dev_id)
293{
294 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
295 return NULL;
296
297 return &in_devices[dev_id];
298}
299
300int in_update_analog(int dev_id, int axis_id, int *result)
301{
302 in_dev_t *dev = get_dev(dev_id);
303
304 if (dev == NULL || !dev->probed)
305 return -1;
306
307 return DRV(dev->drv_id).update_analog(dev->drv_data, axis_id, result);
308}
309
13b692eb 310static int in_update_kc_async(int *dev_id_out, int *is_down_out, int timeout_ms)
311{
13b692eb 312 int i, is_down, result;
4ab30ad4 313 unsigned int ticks;
13b692eb 314
4ab30ad4 315 ticks = plat_get_ticks_ms();
13b692eb 316
317 while (1)
318 {
319 for (i = 0; i < in_dev_count; i++) {
320 in_dev_t *d = &in_devices[i];
321 if (!d->probed)
322 continue;
323
324 result = DRV(d->drv_id).update_keycode(d->drv_data, &is_down);
325 if (result == -1)
326 continue;
327
328 if (dev_id_out)
329 *dev_id_out = i;
330 if (is_down_out)
331 *is_down_out = is_down;
332 return result;
333 }
334
4ab30ad4 335 if (timeout_ms >= 0 && (int)(plat_get_ticks_ms() - ticks) > timeout_ms)
336 break;
13b692eb 337
4ab30ad4 338 plat_sleep_ms(10);
13b692eb 339 }
340
341 return -1;
342}
7f022a8d 343
34581c95 344/*
13b692eb 345 * wait for a press, always return some keycode or -1 on timeout or error
34581c95 346 */
9934732a 347int in_update_keycode(int *dev_id_out, int *is_down_out, char *charcode, int timeout_ms)
34581c95 348{
4ab30ad4 349 int result = -1, dev_id = 0, is_down, result_menu;
7f022a8d 350 int fds_hnds[IN_MAX_DEVS];
351 int i, ret, count = 0;
7fd581f4 352 in_drv_t *drv = NULL;
4ab30ad4 353 unsigned int ticks;
7f022a8d 354
13b692eb 355 if (in_have_async_devs) {
356 result = in_update_kc_async(&dev_id, &is_down, timeout_ms);
357 if (result == -1)
358 return -1;
359 drv = &DRV(in_devices[dev_id].drv_id);
360 goto finish;
361 }
362
4ab30ad4 363 ticks = plat_get_ticks_ms();
364
7f022a8d 365 for (i = 0; i < in_dev_count; i++) {
366 if (in_devices[i].probed)
367 fds_hnds[count++] = in_devices[i].drv_fd_hnd;
368 }
34581c95 369
370 if (count == 0) {
371 /* don't deadlock, fail */
7ee5c389 372 lprintf("input: failed to find devices to read\n");
34581c95 373 exit(1);
374 }
375
4ab30ad4 376 while (1)
7f022a8d 377 {
4ab30ad4 378 ret = plat_wait_event(fds_hnds, count, timeout_ms);
379 if (ret < 0)
380 break;
7f022a8d 381
4ab30ad4 382 for (i = 0; i < in_dev_count; i++) {
383 if (in_devices[i].drv_fd_hnd == ret) {
384 dev_id = i;
385 break;
386 }
7f022a8d 387 }
388
4ab30ad4 389 drv = &DRV(in_devices[dev_id].drv_id);
390 result = drv->update_keycode(in_devices[dev_id].drv_data, &is_down);
4ab30ad4 391 if (result >= 0)
906bdc9f 392 break;
4ab30ad4 393
23fb16c8 394 if (result == -2) {
395 lprintf("input: \"%s\" errored out, removing.\n", in_devices[dev_id].name);
396 in_unprobe(&in_devices[dev_id]);
397 break;
398 }
399
4ab30ad4 400 if (timeout_ms >= 0) {
401 unsigned int ticks2 = plat_get_ticks_ms();
402 timeout_ms -= ticks2 - ticks;
403 ticks = ticks2;
404 if (timeout_ms <= 0)
405 break;
595491c4 406 }
407 }
7f022a8d 408
74065be8 409 if (result < 0)
4ab30ad4 410 return -1;
13b692eb 411finish:
906bdc9f 412 /* keep track of menu key state, to allow mixing
fce20e73 413 * in_update_keycode() and in_menu_wait_any() calls */
9934732a 414 result_menu = drv->menu_translate(in_devices[dev_id].drv_data, result, charcode);
906bdc9f 415 if (result_menu != 0) {
416 if (is_down)
417 menu_key_state |= result_menu;
418 else
419 menu_key_state &= ~result_menu;
420 }
421
422 if (dev_id_out != NULL)
423 *dev_id_out = dev_id;
424 if (is_down_out != NULL)
425 *is_down_out = is_down;
34581c95 426 return result;
427}
428
fce20e73 429/* same as above, only return bitfield of PBTN_* */
9934732a 430int in_menu_wait_any(char *charcode, int timeout_ms)
595491c4 431{
906bdc9f 432 int keys_old = menu_key_state;
595491c4 433
434 while (1)
435 {
da767bd5 436 int code, is_down = 0, dev_id = 0;
595491c4 437
9934732a 438 code = in_update_keycode(&dev_id, &is_down, charcode, timeout_ms);
13b692eb 439 if (code < 0)
595491c4 440 break;
e9b29264 441
442 if (keys_old != menu_key_state) {
443 menu_last_used_dev = dev_id;
444 break;
445 }
595491c4 446 }
447
906bdc9f 448 return menu_key_state;
595491c4 449}
450
fce20e73 451/* wait for menu input, do autorepeat */
9934732a 452int in_menu_wait(int interesting, char *charcode, int autorep_delay_ms)
fce20e73 453{
454 static int inp_prev = 0;
6c263f30 455 static int repeats = 0;
2c600560 456 int ret, release = 0, wait = 450;
fce20e73 457
6c263f30 458 if (repeats)
049a6b3e 459 wait = autorep_delay_ms;
fce20e73 460
9934732a 461 ret = in_menu_wait_any(charcode, wait);
6c263f30 462 if (ret == inp_prev)
463 repeats++;
fce20e73 464
465 while (!(ret & interesting)) {
9934732a 466 ret = in_menu_wait_any(charcode, -1);
fce20e73 467 release = 1;
468 }
469
6c263f30 470 if (release || ret != inp_prev)
fce20e73 471 repeats = 0;
6c263f30 472
fce20e73 473 inp_prev = ret;
474
6c263f30 475 /* we don't need diagonals in menus */
fce20e73 476 if ((ret & PBTN_UP) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
477 if ((ret & PBTN_UP) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
478 if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
479 if ((ret & PBTN_DOWN) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
480
481 return ret;
482}
483
da767bd5 484const int *in_get_dev_binds(int dev_id)
485{
df77913a 486 in_dev_t *dev = get_dev(dev_id);
da767bd5 487
df77913a 488 return dev ? dev->binds : NULL;
da767bd5 489}
490
491const int *in_get_dev_def_binds(int dev_id)
492{
df77913a 493 in_dev_t *dev = get_dev(dev_id);
494 if (dev == NULL)
da767bd5 495 return NULL;
496
df77913a 497 return dev->binds + dev->key_count * IN_BINDTYPE_COUNT;
da767bd5 498}
499
e9b29264 500int in_get_config(int dev_id, int what, void *val)
da767bd5 501{
e9b29264 502 int *ival = val;
503 in_dev_t *dev;
da767bd5 504
df77913a 505 dev = get_dev(dev_id);
506 if (dev == NULL || val == NULL)
e9b29264 507 return -1;
508
2c600560 509 switch (what) {
e9b29264 510 case IN_CFG_BIND_COUNT:
511 *ival = dev->key_count;
512 break;
513 case IN_CFG_DOES_COMBOS:
514 *ival = dev->does_combos;
515 break;
516 case IN_CFG_BLOCKING:
517 case IN_CFG_KEY_NAMES:
518 return -1; /* not implemented */
519 default:
520 return DRV(dev->drv_id).get_config(dev->drv_data, what, ival);
521 }
522
523 return 0;
524}
525
526static int in_set_blocking(int is_blocking)
527{
528 int i, ret;
529
530 /* have_async_devs means we will have to do all reads async anyway.. */
531 if (!in_have_async_devs) {
532 for (i = 0; i < in_dev_count; i++) {
533 if (in_devices[i].probed)
534 DRV(in_devices[i].drv_id).set_config(in_devices[i].drv_data,
535 IN_CFG_BLOCKING, is_blocking);
536 }
2c600560 537 }
538
e9b29264 539 menu_key_state = 0;
540
541 /* flush events */
542 do {
9934732a 543 ret = in_update_keycode(NULL, NULL, NULL, 0);
e9b29264 544 } while (ret >= 0);
545
2c600560 546 return 0;
da767bd5 547}
548
e9b29264 549int in_set_config(int dev_id, int what, const void *val, int size)
550{
215aec76 551 const char * const *names;
e9b29264 552 const int *ival = val;
553 in_dev_t *dev;
215aec76 554 int count;
e9b29264 555
556 if (what == IN_CFG_BLOCKING)
557 return in_set_blocking(*ival);
558
df77913a 559 dev = get_dev(dev_id);
560 if (dev == NULL)
e9b29264 561 return -1;
562
215aec76 563 switch (what) {
564 case IN_CFG_KEY_NAMES:
565 names = val;
566 count = size / sizeof(names[0]);
e9b29264 567
568 if (count < dev->key_count) {
569 lprintf("input: set_key_names: not enough keys\n");
570 return -1;
571 }
572
573 dev->key_names = names;
574 return 0;
215aec76 575 case IN_CFG_DEFAULT_DEV:
576 /* just set last used dev, for now */
577 menu_last_used_dev = dev_id;
578 return 0;
579 default:
580 break;
e9b29264 581 }
582
8754b84c 583 if (dev->probed)
584 return DRV(dev->drv_id).set_config(dev->drv_data, what, *ival);
585
586 return -1;
e9b29264 587}
588
049a6b3e 589const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix)
da767bd5 590{
049a6b3e 591 const char *name, *tmp;
df77913a 592 in_dev_t *dev;
049a6b3e 593
df77913a 594 dev = get_dev(dev_id);
595 if (dev == NULL)
da767bd5 596 return NULL;
597
df77913a 598 if (must_be_active && !dev->probed)
fce20e73 599 return NULL;
049a6b3e 600
df77913a 601 name = dev->name;
bf3c44f4 602 if (name == NULL || !skip_pfix)
603 return name;
f3b6f133 604
bf3c44f4 605 /* skip prefix */
049a6b3e 606 tmp = strchr(name, ':');
607 if (tmp != NULL)
608 name = tmp + 1;
609
610 return name;
da767bd5 611}
612
e9b29264 613int in_name_to_id(const char *dev_name)
614{
615 int i;
616
617 for (i = 0; i < in_dev_count; i++)
618 if (strcmp(dev_name, in_devices[i].name) == 0)
619 break;
620
621 if (i >= in_dev_count) {
622 lprintf("input: in_name_to_id: no such device: %s\n", dev_name);
623 return -1;
624 }
625
626 return i;
627}
628
906bdc9f 629/* never returns NULL */
595491c4 630const char *in_get_key_name(int dev_id, int keycode)
631{
e9b29264 632 const char *name = NULL;
906bdc9f 633 static char xname[16];
c4334e00 634 in_drv_t *drv;
e9b29264 635 in_dev_t *dev;
906bdc9f 636
82abf46f 637 if (dev_id < 0) /* want last used dev? */
638 dev_id = menu_last_used_dev;
639
df77913a 640 dev = get_dev(dev_id);
641 if (dev == NULL)
595491c4 642 return "Unkn0";
da767bd5 643
c4334e00 644 drv = &DRV(dev->drv_id);
82abf46f 645 if (keycode < 0) /* want name for menu key? */
9934732a 646 keycode = drv->menu_translate(dev->drv_data, keycode, NULL);
e9b29264 647
648 if (dev->key_names != NULL && 0 <= keycode && keycode < dev->key_count)
649 name = dev->key_names[keycode];
650 if (name != NULL)
651 return name;
82abf46f 652
c4334e00 653 if (drv->get_key_name != NULL)
654 name = drv->get_key_name(keycode);
906bdc9f 655 if (name != NULL)
656 return name;
657
658 /* assume scancode */
659 if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
660 || (keycode >= 'A' && keycode <= 'Z'))
661 sprintf(xname, "%c", keycode);
662 else
663 sprintf(xname, "\\x%02X", keycode);
664 return xname;
665}
666
d166ceb6 667int in_get_key_code(int dev_id, const char *key_name)
668{
669 in_dev_t *dev;
670 int i;
671
672 if (dev_id < 0) /* want last used dev? */
673 dev_id = menu_last_used_dev;
674
df77913a 675 dev = get_dev(dev_id);
676 if (dev == NULL)
d166ceb6 677 return -1;
678
d166ceb6 679 if (dev->key_names == NULL)
680 return -1;
681
682 for (i = 0; i < dev->key_count; i++)
683 if (dev->key_names[i] && strcasecmp(dev->key_names[i], key_name) == 0)
684 return i;
685
686 return -1;
687}
688
92068389 689int in_bind_key(int dev_id, int keycode, int mask, int bind_type, int force_unbind)
906bdc9f 690{
691 int ret, count;
692 in_dev_t *dev;
693
df77913a 694 dev = get_dev(dev_id);
695 if (dev == NULL || bind_type >= IN_BINDTYPE_COUNT)
906bdc9f 696 return -1;
8e77275e 697
8e77275e 698 count = dev->key_count;
906bdc9f 699
700 if (dev->binds == NULL) {
701 if (force_unbind)
702 return 0;
8e77275e 703 dev->binds = in_alloc_binds(dev->drv_id, count);
906bdc9f 704 if (dev->binds == NULL)
705 return -1;
706 }
707
906bdc9f 708 if (keycode < 0 || keycode >= count)
709 return -1;
710
711 if (force_unbind)
8e77275e 712 dev->binds[IN_BIND_OFFS(keycode, bind_type)] &= ~mask;
906bdc9f 713 else
8e77275e 714 dev->binds[IN_BIND_OFFS(keycode, bind_type)] ^= mask;
906bdc9f 715
8e77275e 716 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds,
717 dev->binds + count * IN_BINDTYPE_COUNT);
906bdc9f 718 if (ret == 0) {
719 free(dev->binds);
720 dev->binds = NULL;
721 }
722
723 return 0;
da767bd5 724}
725
2e307a07 726/*
727 * Unbind act_mask on binds with type bind_type
728 * - if dev_id_ < 0, affects all devices
729 * else only affects dev_id_
730 * - if act_mask == -1, unbind all keys
731 * else only actions in mask
732 */
733void in_unbind_all(int dev_id_, int act_mask, int bind_type)
92068389 734{
2e307a07 735 int dev_id = 0, dev_last = IN_MAX_DEVS - 1;
92068389 736 int i, count;
737 in_dev_t *dev;
738
2e307a07 739 if (dev_id_ >= 0)
740 dev_id = dev_last = dev_id_;
741
742 if (bind_type >= IN_BINDTYPE_COUNT)
92068389 743 return;
744
2e307a07 745 for (; dev_id <= dev_last; dev_id++) {
746 dev = &in_devices[dev_id];
747 count = dev->key_count;
92068389 748
2e307a07 749 if (dev->binds == NULL)
750 continue;
92068389 751
2e307a07 752 if (act_mask != -1) {
753 for (i = 0; i < count; i++)
754 dev->binds[IN_BIND_OFFS(i, bind_type)] &= ~act_mask;
755 }
756 else
757 memset(dev->binds, 0, sizeof(dev->binds[0]) * count * IN_BINDTYPE_COUNT);
758 }
92068389 759}
760
da767bd5 761/* returns device id, or -1 on error */
762int in_config_parse_dev(const char *name)
763{
764 int drv_id = -1, i;
765
c4334e00 766 for (i = 0; i < in_driver_count; i++) {
da767bd5 767 int len = strlen(in_drivers[i].prefix);
768 if (strncmp(name, in_drivers[i].prefix, len) == 0) {
769 drv_id = i;
770 break;
771 }
772 }
773
774 if (drv_id < 0) {
7ee5c389 775 lprintf("input: missing driver for %s\n", name);
da767bd5 776 return -1;
777 }
778
779 for (i = 0; i < in_dev_count; i++)
780 {
781 if (in_devices[i].name == NULL)
782 continue;
783 if (strcmp(in_devices[i].name, name) == 0)
784 return i;
785 }
786
787 if (i >= IN_MAX_DEVS)
788 {
789 /* try to find unused device */
790 for (i = 0; i < IN_MAX_DEVS; i++)
791 if (in_devices[i].name == NULL) break;
792 if (i >= IN_MAX_DEVS) {
7ee5c389 793 lprintf("input: too many devices, can't add %s\n", name);
da767bd5 794 return -1;
795 }
796 }
797
798 memset(&in_devices[i], 0, sizeof(in_devices[i]));
799
800 in_devices[i].name = strdup(name);
801 if (in_devices[i].name == NULL)
802 return -1;
803
23fb16c8 804 in_devices[i].key_names = DRV(drv_id).get_key_names(&in_devices[i].key_count);
8e77275e 805 in_devices[i].drv_id = drv_id;
806
da767bd5 807 if (i + 1 > in_dev_count)
808 in_dev_count = i + 1;
da767bd5 809
810 return i;
811}
812
8e77275e 813int in_config_bind_key(int dev_id, const char *key, int acts, int bind_type)
da767bd5 814{
906bdc9f 815 in_dev_t *dev;
8e77275e 816 int i, offs, kc;
da767bd5 817
df77913a 818 dev = get_dev(dev_id);
819 if (dev == NULL || bind_type >= IN_BINDTYPE_COUNT)
da767bd5 820 return -1;
821
906bdc9f 822 /* maybe a raw code? */
823 if (key[0] == '\\' && key[1] == 'x') {
824 char *p = NULL;
825 kc = (int)strtoul(key + 2, &p, 16);
826 if (p == NULL || *p != 0)
827 kc = -1;
828 }
829 else {
830 /* device specific key name */
831 if (dev->binds == NULL) {
8e77275e 832 dev->binds = in_alloc_binds(dev->drv_id, dev->key_count);
906bdc9f 833 if (dev->binds == NULL)
834 return -1;
906bdc9f 835 }
836
e9b29264 837 kc = -1;
838 if (dev->key_names != NULL) {
839 for (i = 0; i < dev->key_count; i++) {
840 const char *k = dev->key_names[i];
841 if (k != NULL && strcasecmp(k, key) == 0) {
842 kc = i;
843 break;
844 }
845 }
846 }
847
848 if (kc < 0)
849 kc = DRV(dev->drv_id).get_key_code(key);
906bdc9f 850 if (kc < 0 && strlen(key) == 1) {
851 /* assume scancode */
852 kc = key[0];
853 }
da767bd5 854 }
855
8e77275e 856 if (kc < 0 || kc >= dev->key_count) {
7ee5c389 857 lprintf("input: bad key: %s\n", key);
da767bd5 858 return -1;
595491c4 859 }
860
8e77275e 861 if (bind_type == IN_BINDTYPE_NONE) {
862 for (i = 0; i < IN_BINDTYPE_COUNT; i++)
863 dev->binds[IN_BIND_OFFS(kc, i)] = 0;
864 return 0;
865 }
da767bd5 866
8e77275e 867 offs = IN_BIND_OFFS(kc, bind_type);
868 if (dev->binds[offs] == -1)
869 dev->binds[offs] = 0;
870 dev->binds[offs] |= acts;
da767bd5 871 return 0;
872}
873
45a39652 874void in_clean_binds(void)
da767bd5 875{
876 int i;
877
878 for (i = 0; i < IN_MAX_DEVS; i++) {
45a39652 879 int ret, count, *binds, *def_binds;
906bdc9f 880 in_dev_t *dev = &in_devices[i];
da767bd5 881
45a39652 882 if (dev->binds == NULL || dev->drv_data == NULL)
da767bd5 883 continue;
884
8e77275e 885 count = dev->key_count;
906bdc9f 886 binds = dev->binds;
8e77275e 887 def_binds = binds + count * IN_BINDTYPE_COUNT;
da767bd5 888
8e77275e 889 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds, def_binds);
da767bd5 890 if (ret == 0) {
891 /* no useable binds */
906bdc9f 892 free(dev->binds);
893 dev->binds = NULL;
da767bd5 894 }
895 }
595491c4 896}
897
da767bd5 898void in_debug_dump(void)
899{
900 int i;
901
7ee5c389 902 lprintf("# drv probed binds name\n");
da767bd5 903 for (i = 0; i < IN_MAX_DEVS; i++) {
904 in_dev_t *d = &in_devices[i];
905 if (!d->probed && d->name == NULL && d->binds == NULL)
906 continue;
7ee5c389 907 lprintf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n',
da767bd5 908 d->binds ? 'y' : 'n', d->name);
909 }
910}
911
c4334e00 912/* stubs for drivers that choose not to implement something */
da767bd5 913
da767bd5 914static void in_def_free(void *drv_data) {}
c4334e00 915static int in_def_clean_binds(void *drv_data, int *b, int *db) { return 1; }
e9b29264 916static int in_def_get_config(void *drv_data, int what, int *val) { return -1; }
917static int in_def_set_config(void *drv_data, int what, int val) { return -1; }
df77913a 918static int in_def_update_analog(void *drv_data, int axis_id, int *result) { return -1; }
7f022a8d 919static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; }
9934732a 920static int in_def_menu_translate(void *drv_data, int keycode, char *ccode) { return 0; }
e9b29264 921static int in_def_get_key_code(const char *key_name) { return -1; }
da767bd5 922static const char *in_def_get_key_name(int keycode) { return NULL; }
923
c4334e00 924#define CHECK_ADD_STUB(d, f) \
925 if (d.f == NULL) d.f = in_def_##f
da767bd5 926
c4334e00 927/* to be called by drivers */
215aec76 928int in_register_driver(const in_drv_t *drv, const struct in_default_bind *defbinds)
c4334e00 929{
930 int count_new = in_driver_count + 1;
931 in_drv_t *new_drivers;
da767bd5 932
c4334e00 933 new_drivers = realloc(in_drivers, count_new * sizeof(in_drivers[0]));
934 if (new_drivers == NULL) {
935 lprintf("input: in_register_driver OOM\n");
936 return -1;
da767bd5 937 }
938
c4334e00 939 memcpy(&new_drivers[in_driver_count], drv, sizeof(new_drivers[0]));
940
941 CHECK_ADD_STUB(new_drivers[in_driver_count], free);
c4334e00 942 CHECK_ADD_STUB(new_drivers[in_driver_count], clean_binds);
943 CHECK_ADD_STUB(new_drivers[in_driver_count], get_config);
944 CHECK_ADD_STUB(new_drivers[in_driver_count], set_config);
df77913a 945 CHECK_ADD_STUB(new_drivers[in_driver_count], update_analog);
c4334e00 946 CHECK_ADD_STUB(new_drivers[in_driver_count], update_keycode);
947 CHECK_ADD_STUB(new_drivers[in_driver_count], menu_translate);
948 CHECK_ADD_STUB(new_drivers[in_driver_count], get_key_code);
949 CHECK_ADD_STUB(new_drivers[in_driver_count], get_key_name);
215aec76 950 if (defbinds != NULL)
951 new_drivers[in_driver_count].defbinds = defbinds;
c4334e00 952 in_drivers = new_drivers;
953 in_driver_count = count_new;
954
955 return 0;
956}
957
958void in_init(void)
959{
960 in_drivers = NULL;
961 memset(in_devices, 0, sizeof(in_devices));
962 in_driver_count = 0;
963 in_dev_count = 0;
2258f158 964}
965
da767bd5 966#if 0
2258f158 967int main(void)
968{
34581c95 969 int ret;
970
2258f158 971 in_init();
972 in_probe();
973
595491c4 974 in_set_blocking(1);
975
976#if 1
977 while (1) {
978 int dev = 0, down;
979 ret = in_update_keycode(&dev, &down);
7ee5c389 980 lprintf("#%i: %i %i (%s)\n", dev, down, ret, in_get_key_name(dev, ret));
595491c4 981 }
982#else
2258f158 983 while (1) {
fce20e73 984 ret = in_menu_wait_any();
7ee5c389 985 lprintf("%08x\n", ret);
2258f158 986 }
595491c4 987#endif
2258f158 988
989 return 0;
990}
da767bd5 991#endif