notaz.gp2x.de / pcsx_rearmed.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
frontend: input: pass default binds as argument
[pcsx_rearmed.git] / frontend / common / input.c
CommitLineData
698517be 1/*
f2de172b 2 * (C) GraÅžvydas "notaz" Ignotas, 2008-2011
698517be 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
11#include <stdio.h>
12#include <stdlib.h>
13#include <string.h>
14
15#include "input.h"
16#include "plat.h"
17#include "lprintf.h"
18
698517be 19#ifdef IN_GP2X
f2de172b 20#error needs update: in_gp2x_init in_gp2x_update
698517be 21#include "../gp2x/in_gp2x.h"
22#endif
23#ifdef IN_VK
f2de172b 24#error needs update: in_vk_init in_vk_update
698517be 25#include "../win32/in_vk.h"
26#endif
27
28typedef struct
29{
30 int drv_id;
31 int drv_fd_hnd;
32 void *drv_data;
33 char *name;
34 int key_count;
35 int *binds; /* total = key_count * bindtypes * 2 */
36 const char * const *key_names;
37 unsigned int probed:1;
38 unsigned int does_combos:1;
39} in_dev_t;
40
f2de172b 41static in_drv_t *in_drivers;
698517be 42static in_dev_t in_devices[IN_MAX_DEVS];
f2de172b 43static int in_driver_count = 0;
605e6809 44static int in_dev_count = 0; /* probed + bind devices */
698517be 45static int in_have_async_devs = 0;
f2de172b 46static int in_probe_dev_id;
698517be 47static int menu_key_state = 0;
48static int menu_last_used_dev = 0;
49
f2de172b 50#define DRV(id) in_drivers[id]
698517be 51
52
53static int *in_alloc_binds(int drv_id, int key_count)
54{
b07c18e8 55 const struct in_default_bind *defbinds;
698517be 56 int *binds;
b07c18e8 57 int i;
698517be 58
59 binds = calloc(key_count * IN_BINDTYPE_COUNT * 2, sizeof(binds[0]));
60 if (binds == NULL)
61 return NULL;
62
b07c18e8 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 }
698517be 76
77 return binds;
78}
79
605e6809 80static void in_unprobe(in_dev_t *dev)
698517be 81{
82 if (dev->probed)
83 DRV(dev->drv_id).free(dev->drv_data);
84 dev->probed = 0;
85 dev->drv_data = NULL;
605e6809 86}
87
88static void in_free(in_dev_t *dev)
89{
90 in_unprobe(dev);
698517be 91 free(dev->name);
92 dev->name = NULL;
93 free(dev->binds);
94 dev->binds = NULL;
95}
96
97/* to be called by drivers
98 * async devices must set drv_fd_hnd to -1 */
f2de172b 99void in_register(const char *nname, int drv_fd_hnd, void *drv_data,
698517be 100 int key_count, const char * const *key_names, int combos)
101{
102 int i, ret, dupe_count = 0, *binds;
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) {
130 lprintf("input: too many devices, can't add %s\n", name);
131 return;
132 }
133 in_free(&in_devices[i]);
134 }
135
136 tmp = strdup(name);
137 if (tmp == NULL)
138 return;
139
f2de172b 140 binds = in_alloc_binds(in_probe_dev_id, key_count);
698517be 141 if (binds == NULL) {
142 free(tmp);
143 return;
144 }
145
146 in_devices[i].name = tmp;
147 in_devices[i].binds = binds;
148 in_devices[i].key_count = key_count;
149 if (i + 1 > in_dev_count)
150 in_dev_count = i + 1;
151
152 lprintf("input: new device #%d \"%s\"\n", i, name);
153update:
154 in_devices[i].probed = 1;
155 in_devices[i].does_combos = combos;
f2de172b 156 in_devices[i].drv_id = in_probe_dev_id;
698517be 157 in_devices[i].drv_fd_hnd = drv_fd_hnd;
158 in_devices[i].key_names = key_names;
159 in_devices[i].drv_data = drv_data;
160
161 if (in_devices[i].binds != NULL) {
f2de172b 162 ret = DRV(in_probe_dev_id).clean_binds(drv_data, in_devices[i].binds,
698517be 163 in_devices[i].binds + key_count * IN_BINDTYPE_COUNT);
164 if (ret == 0) {
165 /* no useable binds */
166 free(in_devices[i].binds);
167 in_devices[i].binds = NULL;
168 }
169 }
170}
171
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)
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++)
183 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act))
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 {
191 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act)) {
192 *combo_keys |= 1 << u;
193 *combo_acts |= 1 << act;
194 }
195 }
196 }
197 }
198}
199
200int in_combos_do(int keys, const int *binds, int last_key, int combo_keys, int combo_acts)
201{
202 int i, ret = 0;
203
204 for (i = 0; i <= last_key; i++)
205 {
206 int acts, acts_c, u;
207
208 if (!(keys & (1 << i)))
209 continue;
210
211 acts = binds[IN_BIND_OFFS(i, IN_BINDTYPE_EMU)];
212 if (!acts)
213 continue;
214
215 if (!(combo_keys & (1 << i))) {
216 ret |= acts;
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;
234 }
235
236 return ret;
237}
238
239void in_probe(void)
240{
241 int i;
242
243 in_have_async_devs = 0;
605e6809 244 menu_key_state = 0;
245 menu_last_used_dev = 0;
246
698517be 247 for (i = 0; i < in_dev_count; i++)
605e6809 248 in_unprobe(&in_devices[i]);
698517be 249
f2de172b 250 for (i = 0; i < in_driver_count; i++) {
251 in_probe_dev_id = i;
698517be 252 in_drivers[i].probe();
f2de172b 253 }
698517be 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 }
264
265 continue;
266 }
267
268 if (in_devices[i].probed && in_devices[i].drv_fd_hnd == -1)
269 in_have_async_devs = 1;
270 }
271
272 if (in_have_async_devs)
273 lprintf("input: async-only devices detected..\n");
274
275 in_debug_dump();
276}
277
278/* async update */
279int in_update(int *result)
280{
281 int i, ret = 0;
282
283 for (i = 0; i < in_dev_count; i++) {
284 in_dev_t *dev = &in_devices[i];
f2de172b 285 if (dev->probed && dev->binds != NULL)
286 ret |= DRV(dev->drv_id).update(dev->drv_data, dev->binds, result);
698517be 287 }
288
289 return ret;
290}
291
1b0c5139 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
698517be 310static int in_update_kc_async(int *dev_id_out, int *is_down_out, int timeout_ms)
311{
312 int i, is_down, result;
313 unsigned int ticks;
314
315 ticks = plat_get_ticks_ms();
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
335 if (timeout_ms >= 0 && (int)(plat_get_ticks_ms() - ticks) > timeout_ms)
336 break;
337
338 plat_sleep_ms(10);
339 }
340
341 return -1;
342}
343
344/*
345 * wait for a press, always return some keycode or -1 on timeout or error
346 */
347int in_update_keycode(int *dev_id_out, int *is_down_out, int timeout_ms)
348{
349 int result = -1, dev_id = 0, is_down, result_menu;
350 int fds_hnds[IN_MAX_DEVS];
351 int i, ret, count = 0;
352 in_drv_t *drv = NULL;
353 unsigned int ticks;
354
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
363 ticks = plat_get_ticks_ms();
364
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 }
369
370 if (count == 0) {
371 /* don't deadlock, fail */
372 lprintf("input: failed to find devices to read\n");
373 exit(1);
374 }
375
376 while (1)
377 {
378 ret = plat_wait_event(fds_hnds, count, timeout_ms);
379 if (ret < 0)
380 break;
381
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 }
387 }
388
389 drv = &DRV(in_devices[dev_id].drv_id);
390 result = drv->update_keycode(in_devices[dev_id].drv_data, &is_down);
391 if (result >= 0)
392 break;
393
605e6809 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
698517be 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;
406 }
407 }
408
409 if (result < 0)
410 return -1;
411finish:
412 /* keep track of menu key state, to allow mixing
413 * in_update_keycode() and in_menu_wait_any() calls */
414 result_menu = drv->menu_translate(in_devices[dev_id].drv_data, result);
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;
426 return result;
427}
428
429/* same as above, only return bitfield of PBTN_* */
430int in_menu_wait_any(int timeout_ms)
431{
432 int keys_old = menu_key_state;
433
434 while (1)
435 {
436 int code, is_down = 0, dev_id = 0;
437
438 code = in_update_keycode(&dev_id, &is_down, timeout_ms);
439 if (code < 0)
440 break;
441
442 if (keys_old != menu_key_state) {
443 menu_last_used_dev = dev_id;
444 break;
445 }
446 }
447
448 return menu_key_state;
449}
450
451/* wait for menu input, do autorepeat */
452int in_menu_wait(int interesting, int autorep_delay_ms)
453{
454 static int inp_prev = 0;
455 static int repeats = 0;
456 int ret, release = 0, wait = 450;
457
458 if (repeats)
459 wait = autorep_delay_ms;
460
461 ret = in_menu_wait_any(wait);
462 if (ret == inp_prev)
463 repeats++;
464
465 while (!(ret & interesting)) {
466 ret = in_menu_wait_any(-1);
467 release = 1;
468 }
469
470 if (release || ret != inp_prev)
471 repeats = 0;
472
473 inp_prev = ret;
474
475 /* we don't need diagonals in menus */
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
484const int *in_get_dev_binds(int dev_id)
485{
1b0c5139 486 in_dev_t *dev = get_dev(dev_id);
698517be 487
1b0c5139 488 return dev ? dev->binds : NULL;
698517be 489}
490
491const int *in_get_dev_def_binds(int dev_id)
492{
1b0c5139 493 in_dev_t *dev = get_dev(dev_id);
494 if (dev == NULL)
698517be 495 return NULL;
496
1b0c5139 497 return dev->binds + dev->key_count * IN_BINDTYPE_COUNT;
698517be 498}
499
500int in_get_config(int dev_id, int what, void *val)
501{
502 int *ival = val;
503 in_dev_t *dev;
504
1b0c5139 505 dev = get_dev(dev_id);
506 if (dev == NULL || val == NULL)
698517be 507 return -1;
508
698517be 509 switch (what) {
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 }
537 }
538
539 menu_key_state = 0;
540
541 /* flush events */
542 do {
543 ret = in_update_keycode(NULL, NULL, 0);
544 } while (ret >= 0);
545
546 return 0;
547}
548
549int in_set_config(int dev_id, int what, const void *val, int size)
550{
551 const int *ival = val;
552 in_dev_t *dev;
553
554 if (what == IN_CFG_BLOCKING)
555 return in_set_blocking(*ival);
556
1b0c5139 557 dev = get_dev(dev_id);
558 if (dev == NULL)
698517be 559 return -1;
560
698517be 561 if (what == IN_CFG_KEY_NAMES) {
562 const char * const *names = val;
563 int count = size / sizeof(names[0]);
564
565 if (count < dev->key_count) {
566 lprintf("input: set_key_names: not enough keys\n");
567 return -1;
568 }
569
570 dev->key_names = names;
571 return 0;
572 }
573
90f1c767 574 if (dev->probed)
575 return DRV(dev->drv_id).set_config(dev->drv_data, what, *ival);
576
577 return -1;
698517be 578}
579
580const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix)
581{
582 const char *name, *tmp;
1b0c5139 583 in_dev_t *dev;
698517be 584
1b0c5139 585 dev = get_dev(dev_id);
586 if (dev == NULL)
698517be 587 return NULL;
588
1b0c5139 589 if (must_be_active && !dev->probed)
698517be 590 return NULL;
591
1b0c5139 592 name = dev->name;
698517be 593 if (name == NULL || !skip_pfix)
594 return name;
595
596 /* skip prefix */
597 tmp = strchr(name, ':');
598 if (tmp != NULL)
599 name = tmp + 1;
600
601 return name;
602}
603
604int in_name_to_id(const char *dev_name)
605{
606 int i;
607
608 for (i = 0; i < in_dev_count; i++)
609 if (strcmp(dev_name, in_devices[i].name) == 0)
610 break;
611
612 if (i >= in_dev_count) {
613 lprintf("input: in_name_to_id: no such device: %s\n", dev_name);
614 return -1;
615 }
616
617 return i;
618}
619
620/* never returns NULL */
621const char *in_get_key_name(int dev_id, int keycode)
622{
623 const char *name = NULL;
624 static char xname[16];
f2de172b 625 in_drv_t *drv;
698517be 626 in_dev_t *dev;
627
628 if (dev_id < 0) /* want last used dev? */
629 dev_id = menu_last_used_dev;
630
1b0c5139 631 dev = get_dev(dev_id);
632 if (dev == NULL)
698517be 633 return "Unkn0";
634
f2de172b 635 drv = &DRV(dev->drv_id);
698517be 636 if (keycode < 0) /* want name for menu key? */
f2de172b 637 keycode = drv->menu_translate(dev->drv_data, keycode);
698517be 638
639 if (dev->key_names != NULL && 0 <= keycode && keycode < dev->key_count)
640 name = dev->key_names[keycode];
641 if (name != NULL)
642 return name;
643
f2de172b 644 if (drv->get_key_name != NULL)
645 name = drv->get_key_name(keycode);
698517be 646 if (name != NULL)
647 return name;
648
649 /* assume scancode */
650 if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
651 || (keycode >= 'A' && keycode <= 'Z'))
652 sprintf(xname, "%c", keycode);
653 else
654 sprintf(xname, "\\x%02X", keycode);
655 return xname;
656}
657
658int in_get_key_code(int dev_id, const char *key_name)
659{
660 in_dev_t *dev;
661 int i;
662
663 if (dev_id < 0) /* want last used dev? */
664 dev_id = menu_last_used_dev;
665
1b0c5139 666 dev = get_dev(dev_id);
667 if (dev == NULL)
698517be 668 return -1;
669
698517be 670 if (dev->key_names == NULL)
671 return -1;
672
673 for (i = 0; i < dev->key_count; i++)
674 if (dev->key_names[i] && strcasecmp(dev->key_names[i], key_name) == 0)
675 return i;
676
677 return -1;
678}
679
680int in_bind_key(int dev_id, int keycode, int mask, int bind_type, int force_unbind)
681{
682 int ret, count;
683 in_dev_t *dev;
684
1b0c5139 685 dev = get_dev(dev_id);
686 if (dev == NULL || bind_type >= IN_BINDTYPE_COUNT)
698517be 687 return -1;
688
698517be 689 count = dev->key_count;
690
691 if (dev->binds == NULL) {
692 if (force_unbind)
693 return 0;
694 dev->binds = in_alloc_binds(dev->drv_id, count);
695 if (dev->binds == NULL)
696 return -1;
697 }
698
699 if (keycode < 0 || keycode >= count)
700 return -1;
701
702 if (force_unbind)
703 dev->binds[IN_BIND_OFFS(keycode, bind_type)] &= ~mask;
704 else
705 dev->binds[IN_BIND_OFFS(keycode, bind_type)] ^= mask;
706
707 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds,
708 dev->binds + count * IN_BINDTYPE_COUNT);
709 if (ret == 0) {
710 free(dev->binds);
711 dev->binds = NULL;
712 }
713
714 return 0;
715}
716
43bca6fb 717/*
718 * Unbind act_mask on binds with type bind_type
719 * - if dev_id_ < 0, affects all devices
720 * else only affects dev_id_
721 * - if act_mask == -1, unbind all keys
722 * else only actions in mask
723 */
724void in_unbind_all(int dev_id_, int act_mask, int bind_type)
698517be 725{
43bca6fb 726 int dev_id = 0, dev_last = IN_MAX_DEVS - 1;
698517be 727 int i, count;
728 in_dev_t *dev;
729
43bca6fb 730 if (dev_id_ >= 0)
731 dev_id = dev_last = dev_id_;
732
733 if (bind_type >= IN_BINDTYPE_COUNT)
698517be 734 return;
735
43bca6fb 736 for (; dev_id <= dev_last; dev_id++) {
737 dev = &in_devices[dev_id];
738 count = dev->key_count;
698517be 739
43bca6fb 740 if (dev->binds == NULL)
741 continue;
698517be 742
43bca6fb 743 if (act_mask != -1) {
744 for (i = 0; i < count; i++)
745 dev->binds[IN_BIND_OFFS(i, bind_type)] &= ~act_mask;
746 }
747 else
748 memset(dev->binds, 0, sizeof(dev->binds[0]) * count * IN_BINDTYPE_COUNT);
749 }
698517be 750}
751
752/* returns device id, or -1 on error */
753int in_config_parse_dev(const char *name)
754{
755 int drv_id = -1, i;
756
f2de172b 757 for (i = 0; i < in_driver_count; i++) {
698517be 758 int len = strlen(in_drivers[i].prefix);
759 if (strncmp(name, in_drivers[i].prefix, len) == 0) {
760 drv_id = i;
761 break;
762 }
763 }
764
765 if (drv_id < 0) {
766 lprintf("input: missing driver for %s\n", name);
767 return -1;
768 }
769
770 for (i = 0; i < in_dev_count; i++)
771 {
772 if (in_devices[i].name == NULL)
773 continue;
774 if (strcmp(in_devices[i].name, name) == 0)
775 return i;
776 }
777
778 if (i >= IN_MAX_DEVS)
779 {
780 /* try to find unused device */
781 for (i = 0; i < IN_MAX_DEVS; i++)
782 if (in_devices[i].name == NULL) break;
783 if (i >= IN_MAX_DEVS) {
784 lprintf("input: too many devices, can't add %s\n", name);
785 return -1;
786 }
787 }
788
789 memset(&in_devices[i], 0, sizeof(in_devices[i]));
790
791 in_devices[i].name = strdup(name);
792 if (in_devices[i].name == NULL)
793 return -1;
794
605e6809 795 in_devices[i].key_names = DRV(drv_id).get_key_names(&in_devices[i].key_count);
698517be 796 in_devices[i].drv_id = drv_id;
797
798 if (i + 1 > in_dev_count)
799 in_dev_count = i + 1;
800
801 return i;
802}
803
698517be 804int in_config_bind_key(int dev_id, const char *key, int acts, int bind_type)
805{
806 in_dev_t *dev;
807 int i, offs, kc;
808
1b0c5139 809 dev = get_dev(dev_id);
810 if (dev == NULL || bind_type >= IN_BINDTYPE_COUNT)
698517be 811 return -1;
698517be 812
813 /* maybe a raw code? */
814 if (key[0] == '\\' && key[1] == 'x') {
815 char *p = NULL;
816 kc = (int)strtoul(key + 2, &p, 16);
817 if (p == NULL || *p != 0)
818 kc = -1;
819 }
820 else {
821 /* device specific key name */
822 if (dev->binds == NULL) {
823 dev->binds = in_alloc_binds(dev->drv_id, dev->key_count);
824 if (dev->binds == NULL)
825 return -1;
698517be 826 }
827
828 kc = -1;
829 if (dev->key_names != NULL) {
830 for (i = 0; i < dev->key_count; i++) {
831 const char *k = dev->key_names[i];
832 if (k != NULL && strcasecmp(k, key) == 0) {
833 kc = i;
834 break;
835 }
836 }
837 }
838
839 if (kc < 0)
840 kc = DRV(dev->drv_id).get_key_code(key);
841 if (kc < 0 && strlen(key) == 1) {
842 /* assume scancode */
843 kc = key[0];
844 }
845 }
846
847 if (kc < 0 || kc >= dev->key_count) {
848 lprintf("input: bad key: %s\n", key);
849 return -1;
850 }
851
852 if (bind_type == IN_BINDTYPE_NONE) {
853 for (i = 0; i < IN_BINDTYPE_COUNT; i++)
854 dev->binds[IN_BIND_OFFS(kc, i)] = 0;
855 return 0;
856 }
857
858 offs = IN_BIND_OFFS(kc, bind_type);
859 if (dev->binds[offs] == -1)
860 dev->binds[offs] = 0;
861 dev->binds[offs] |= acts;
862 return 0;
863}
864
0079b7b4 865void in_clean_binds(void)
698517be 866{
867 int i;
868
869 for (i = 0; i < IN_MAX_DEVS; i++) {
0079b7b4 870 int ret, count, *binds, *def_binds;
698517be 871 in_dev_t *dev = &in_devices[i];
872
0079b7b4 873 if (dev->binds == NULL || dev->drv_data == NULL)
698517be 874 continue;
875
876 count = dev->key_count;
877 binds = dev->binds;
878 def_binds = binds + count * IN_BINDTYPE_COUNT;
879
698517be 880 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds, def_binds);
881 if (ret == 0) {
882 /* no useable binds */
883 free(dev->binds);
884 dev->binds = NULL;
885 }
886 }
887}
888
889void in_debug_dump(void)
890{
891 int i;
892
893 lprintf("# drv probed binds name\n");
894 for (i = 0; i < IN_MAX_DEVS; i++) {
895 in_dev_t *d = &in_devices[i];
896 if (!d->probed && d->name == NULL && d->binds == NULL)
897 continue;
898 lprintf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n',
899 d->binds ? 'y' : 'n', d->name);
900 }
901}
902
f2de172b 903/* stubs for drivers that choose not to implement something */
698517be 904
698517be 905static void in_def_free(void *drv_data) {}
f2de172b 906static int in_def_clean_binds(void *drv_data, int *b, int *db) { return 1; }
698517be 907static int in_def_get_config(void *drv_data, int what, int *val) { return -1; }
908static int in_def_set_config(void *drv_data, int what, int val) { return -1; }
1b0c5139 909static int in_def_update_analog(void *drv_data, int axis_id, int *result) { return -1; }
698517be 910static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; }
f2de172b 911static int in_def_menu_translate(void *drv_data, int keycode) { return 0; }
698517be 912static int in_def_get_key_code(const char *key_name) { return -1; }
913static const char *in_def_get_key_name(int keycode) { return NULL; }
914
f2de172b 915#define CHECK_ADD_STUB(d, f) \
916 if (d.f == NULL) d.f = in_def_##f
698517be 917
f2de172b 918/* to be called by drivers */
b07c18e8 919int in_register_driver(const in_drv_t *drv, const struct in_default_bind *defbinds)
f2de172b 920{
921 int count_new = in_driver_count + 1;
922 in_drv_t *new_drivers;
698517be 923
f2de172b 924 new_drivers = realloc(in_drivers, count_new * sizeof(in_drivers[0]));
925 if (new_drivers == NULL) {
926 lprintf("input: in_register_driver OOM\n");
927 return -1;
698517be 928 }
929
f2de172b 930 memcpy(&new_drivers[in_driver_count], drv, sizeof(new_drivers[0]));
931
932 CHECK_ADD_STUB(new_drivers[in_driver_count], free);
f2de172b 933 CHECK_ADD_STUB(new_drivers[in_driver_count], clean_binds);
934 CHECK_ADD_STUB(new_drivers[in_driver_count], get_config);
935 CHECK_ADD_STUB(new_drivers[in_driver_count], set_config);
1b0c5139 936 CHECK_ADD_STUB(new_drivers[in_driver_count], update_analog);
f2de172b 937 CHECK_ADD_STUB(new_drivers[in_driver_count], update_keycode);
938 CHECK_ADD_STUB(new_drivers[in_driver_count], menu_translate);
939 CHECK_ADD_STUB(new_drivers[in_driver_count], get_key_code);
940 CHECK_ADD_STUB(new_drivers[in_driver_count], get_key_name);
b07c18e8 941 if (defbinds != NULL)
942 new_drivers[in_driver_count].defbinds = defbinds;
f2de172b 943 in_drivers = new_drivers;
944 in_driver_count = count_new;
945
946 return 0;
947}
948
949void in_init(void)
950{
951 in_drivers = NULL;
952 memset(in_devices, 0, sizeof(in_devices));
953 in_driver_count = 0;
954 in_dev_count = 0;
698517be 955}
956
957#if 0
958int main(void)
959{
960 int ret;
961
962 in_init();
963 in_probe();
964
965 in_set_blocking(1);
966
967#if 1
968 while (1) {
969 int dev = 0, down;
970 ret = in_update_keycode(&dev, &down);
971 lprintf("#%i: %i %i (%s)\n", dev, down, ret, in_get_key_name(dev, ret));
972 }
973#else
974 while (1) {
975 ret = in_menu_wait_any();
976 lprintf("%08x\n", ret);
977 }
978#endif
979
980 return 0;
981}
982#endif
ARM optimized PCSX fork