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drc: try even more to not compile code as 64bit
[pcsx_rearmed.git] / frontend / common / input.c
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698517be 1/*
2 * (C) GraÅžvydas "notaz" Ignotas, 2008-2010
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
19#ifdef IN_EVDEV
20#include "../linux/in_evdev.h"
21#endif
22#ifdef IN_GP2X
23#include "../gp2x/in_gp2x.h"
24#endif
25#ifdef IN_VK
26#include "../win32/in_vk.h"
27#endif
28
29typedef struct
30{
31 int drv_id;
32 int drv_fd_hnd;
33 void *drv_data;
34 char *name;
35 int key_count;
36 int *binds; /* total = key_count * bindtypes * 2 */
37 const char * const *key_names;
38 unsigned int probed:1;
39 unsigned int does_combos:1;
40} in_dev_t;
41
42static in_drv_t in_drivers[IN_DRVID_COUNT];
43static in_dev_t in_devices[IN_MAX_DEVS];
44static int in_dev_count = 0;
45static int in_have_async_devs = 0;
46static int menu_key_state = 0;
47static int menu_last_used_dev = 0;
48
49#define DRV(id) in_drivers[(unsigned)(id) < IN_DRVID_COUNT ? (id) : 0]
50
51
52static int *in_alloc_binds(int drv_id, int key_count)
53{
54 int *binds;
55
56 binds = calloc(key_count * IN_BINDTYPE_COUNT * 2, sizeof(binds[0]));
57 if (binds == NULL)
58 return NULL;
59
60 DRV(drv_id).get_def_binds(binds + key_count * IN_BINDTYPE_COUNT);
61 memcpy(binds, binds + key_count * IN_BINDTYPE_COUNT,
62 sizeof(binds[0]) * key_count * IN_BINDTYPE_COUNT);
63
64 return binds;
65}
66
67static void in_free(in_dev_t *dev)
68{
69 if (dev->probed)
70 DRV(dev->drv_id).free(dev->drv_data);
71 dev->probed = 0;
72 dev->drv_data = NULL;
73 free(dev->name);
74 dev->name = NULL;
75 free(dev->binds);
76 dev->binds = NULL;
77}
78
79/* to be called by drivers
80 * async devices must set drv_fd_hnd to -1 */
81void in_register(const char *nname, int drv_id, int drv_fd_hnd, void *drv_data,
82 int key_count, const char * const *key_names, int combos)
83{
84 int i, ret, dupe_count = 0, *binds;
85 char name[256], *name_end, *tmp;
86
87 strncpy(name, nname, sizeof(name));
88 name[sizeof(name)-12] = 0;
89 name_end = name + strlen(name);
90
91 for (i = 0; i < in_dev_count; i++)
92 {
93 if (in_devices[i].name == NULL)
94 continue;
95 if (strcmp(in_devices[i].name, name) == 0)
96 {
97 if (in_devices[i].probed) {
98 dupe_count++;
99 sprintf(name_end, " [%d]", dupe_count);
100 continue;
101 }
102 goto update;
103 }
104 }
105
106 if (i >= IN_MAX_DEVS)
107 {
108 /* try to find unused device */
109 for (i = 0; i < IN_MAX_DEVS; i++)
110 if (!in_devices[i].probed) break;
111 if (i >= IN_MAX_DEVS) {
112 lprintf("input: too many devices, can't add %s\n", name);
113 return;
114 }
115 in_free(&in_devices[i]);
116 }
117
118 tmp = strdup(name);
119 if (tmp == NULL)
120 return;
121
122 binds = in_alloc_binds(drv_id, key_count);
123 if (binds == NULL) {
124 free(tmp);
125 return;
126 }
127
128 in_devices[i].name = tmp;
129 in_devices[i].binds = binds;
130 in_devices[i].key_count = key_count;
131 if (i + 1 > in_dev_count)
132 in_dev_count = i + 1;
133
134 lprintf("input: new device #%d \"%s\"\n", i, name);
135update:
136 in_devices[i].probed = 1;
137 in_devices[i].does_combos = combos;
138 in_devices[i].drv_id = drv_id;
139 in_devices[i].drv_fd_hnd = drv_fd_hnd;
140 in_devices[i].key_names = key_names;
141 in_devices[i].drv_data = drv_data;
142
143 if (in_devices[i].binds != NULL) {
144 ret = DRV(drv_id).clean_binds(drv_data, in_devices[i].binds,
145 in_devices[i].binds + key_count * IN_BINDTYPE_COUNT);
146 if (ret == 0) {
147 /* no useable binds */
148 free(in_devices[i].binds);
149 in_devices[i].binds = NULL;
150 }
151 }
152}
153
154/* key combo handling, to be called by drivers that support it.
155 * Only care about IN_BINDTYPE_EMU */
156void in_combos_find(const int *binds, int last_key, int *combo_keys, int *combo_acts)
157{
158 int act, u;
159
160 *combo_keys = *combo_acts = 0;
161 for (act = 0; act < sizeof(binds[0]) * 8; act++)
162 {
163 int keyc = 0;
164 for (u = 0; u <= last_key; u++)
165 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act))
166 keyc++;
167
168 if (keyc > 1)
169 {
170 // loop again and mark those keys and actions as combo
171 for (u = 0; u <= last_key; u++)
172 {
173 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act)) {
174 *combo_keys |= 1 << u;
175 *combo_acts |= 1 << act;
176 }
177 }
178 }
179 }
180}
181
182int in_combos_do(int keys, const int *binds, int last_key, int combo_keys, int combo_acts)
183{
184 int i, ret = 0;
185
186 for (i = 0; i <= last_key; i++)
187 {
188 int acts, acts_c, u;
189
190 if (!(keys & (1 << i)))
191 continue;
192
193 acts = binds[IN_BIND_OFFS(i, IN_BINDTYPE_EMU)];
194 if (!acts)
195 continue;
196
197 if (!(combo_keys & (1 << i))) {
198 ret |= acts;
199 continue;
200 }
201
202 acts_c = acts & combo_acts;
203 u = last_key;
204 if (acts_c) {
205 // let's try to find the other one
206 for (u = i + 1; u <= last_key; u++)
207 if ( (keys & (1 << u)) && (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & acts_c) ) {
208 ret |= acts_c & binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)];
209 keys &= ~((1 << i) | (1 << u));
210 break;
211 }
212 }
213 // add non-combo actions if combo ones were not found
214 if (u >= last_key)
215 ret |= acts & ~combo_acts;
216 }
217
218 return ret;
219}
220
221void in_probe(void)
222{
223 int i;
224
225 in_have_async_devs = 0;
226 for (i = 0; i < in_dev_count; i++)
227 in_devices[i].probed = 0;
228
229 for (i = 1; i < IN_DRVID_COUNT; i++)
230 in_drivers[i].probe();
231
232 /* get rid of devs without binds and probes */
233 for (i = 0; i < in_dev_count; i++) {
234 if (!in_devices[i].probed && in_devices[i].binds == NULL) {
235 in_dev_count--;
236 if (i < in_dev_count) {
237 free(in_devices[i].name);
238 memmove(&in_devices[i], &in_devices[i+1],
239 (in_dev_count - i) * sizeof(in_devices[0]));
240 }
241
242 continue;
243 }
244
245 if (in_devices[i].probed && in_devices[i].drv_fd_hnd == -1)
246 in_have_async_devs = 1;
247 }
248
249 if (in_have_async_devs)
250 lprintf("input: async-only devices detected..\n");
251
252 in_debug_dump();
253}
254
255/* async update */
256int in_update(int *result)
257{
258 int i, ret = 0;
259
260 for (i = 0; i < in_dev_count; i++) {
261 in_dev_t *dev = &in_devices[i];
262 if (dev->probed && dev->binds != NULL) {
263 // FIXME: this is stupid, make it indirect
264 switch (dev->drv_id) {
265#ifdef IN_EVDEV
266 case IN_DRVID_EVDEV:
267 ret |= in_evdev_update(dev->drv_data, dev->binds, result);
268 break;
269#endif
270#ifdef IN_GP2X
271 case IN_DRVID_GP2X:
272 ret |= in_gp2x_update(dev->drv_data, dev->binds, result);
273 break;
274#endif
275#ifdef IN_VK
276 case IN_DRVID_VK:
277 ret |= in_vk_update(dev->drv_data, dev->binds, result);
278 break;
279#endif
280 }
281 }
282 }
283
284 return ret;
285}
286
287static int in_update_kc_async(int *dev_id_out, int *is_down_out, int timeout_ms)
288{
289 int i, is_down, result;
290 unsigned int ticks;
291
292 ticks = plat_get_ticks_ms();
293
294 while (1)
295 {
296 for (i = 0; i < in_dev_count; i++) {
297 in_dev_t *d = &in_devices[i];
298 if (!d->probed)
299 continue;
300
301 result = DRV(d->drv_id).update_keycode(d->drv_data, &is_down);
302 if (result == -1)
303 continue;
304
305 if (dev_id_out)
306 *dev_id_out = i;
307 if (is_down_out)
308 *is_down_out = is_down;
309 return result;
310 }
311
312 if (timeout_ms >= 0 && (int)(plat_get_ticks_ms() - ticks) > timeout_ms)
313 break;
314
315 plat_sleep_ms(10);
316 }
317
318 return -1;
319}
320
321/*
322 * wait for a press, always return some keycode or -1 on timeout or error
323 */
324int in_update_keycode(int *dev_id_out, int *is_down_out, int timeout_ms)
325{
326 int result = -1, dev_id = 0, is_down, result_menu;
327 int fds_hnds[IN_MAX_DEVS];
328 int i, ret, count = 0;
329 in_drv_t *drv = NULL;
330 unsigned int ticks;
331
332 if (in_have_async_devs) {
333 result = in_update_kc_async(&dev_id, &is_down, timeout_ms);
334 if (result == -1)
335 return -1;
336 drv = &DRV(in_devices[dev_id].drv_id);
337 goto finish;
338 }
339
340 ticks = plat_get_ticks_ms();
341
342 for (i = 0; i < in_dev_count; i++) {
343 if (in_devices[i].probed)
344 fds_hnds[count++] = in_devices[i].drv_fd_hnd;
345 }
346
347 if (count == 0) {
348 /* don't deadlock, fail */
349 lprintf("input: failed to find devices to read\n");
350 exit(1);
351 }
352
353 while (1)
354 {
355 ret = plat_wait_event(fds_hnds, count, timeout_ms);
356 if (ret < 0)
357 break;
358
359 for (i = 0; i < in_dev_count; i++) {
360 if (in_devices[i].drv_fd_hnd == ret) {
361 dev_id = i;
362 break;
363 }
364 }
365
366 drv = &DRV(in_devices[dev_id].drv_id);
367 result = drv->update_keycode(in_devices[dev_id].drv_data, &is_down);
368 if (result >= 0)
369 break;
370
371 if (timeout_ms >= 0) {
372 unsigned int ticks2 = plat_get_ticks_ms();
373 timeout_ms -= ticks2 - ticks;
374 ticks = ticks2;
375 if (timeout_ms <= 0)
376 break;
377 }
378 }
379
380 if (result < 0)
381 return -1;
382finish:
383 /* keep track of menu key state, to allow mixing
384 * in_update_keycode() and in_menu_wait_any() calls */
385 result_menu = drv->menu_translate(in_devices[dev_id].drv_data, result);
386 if (result_menu != 0) {
387 if (is_down)
388 menu_key_state |= result_menu;
389 else
390 menu_key_state &= ~result_menu;
391 }
392
393 if (dev_id_out != NULL)
394 *dev_id_out = dev_id;
395 if (is_down_out != NULL)
396 *is_down_out = is_down;
397 return result;
398}
399
400/* same as above, only return bitfield of PBTN_* */
401int in_menu_wait_any(int timeout_ms)
402{
403 int keys_old = menu_key_state;
404
405 while (1)
406 {
407 int code, is_down = 0, dev_id = 0;
408
409 code = in_update_keycode(&dev_id, &is_down, timeout_ms);
410 if (code < 0)
411 break;
412
413 if (keys_old != menu_key_state) {
414 menu_last_used_dev = dev_id;
415 break;
416 }
417 }
418
419 return menu_key_state;
420}
421
422/* wait for menu input, do autorepeat */
423int in_menu_wait(int interesting, int autorep_delay_ms)
424{
425 static int inp_prev = 0;
426 static int repeats = 0;
427 int ret, release = 0, wait = 450;
428
429 if (repeats)
430 wait = autorep_delay_ms;
431
432 ret = in_menu_wait_any(wait);
433 if (ret == inp_prev)
434 repeats++;
435
436 while (!(ret & interesting)) {
437 ret = in_menu_wait_any(-1);
438 release = 1;
439 }
440
441 if (release || ret != inp_prev)
442 repeats = 0;
443
444 inp_prev = ret;
445
446 /* we don't need diagonals in menus */
447 if ((ret & PBTN_UP) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
448 if ((ret & PBTN_UP) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
449 if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
450 if ((ret & PBTN_DOWN) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
451
452 return ret;
453}
454
455const int *in_get_dev_binds(int dev_id)
456{
457 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
458 return NULL;
459
460 return in_devices[dev_id].binds;
461}
462
463const int *in_get_dev_def_binds(int dev_id)
464{
465 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
466 return NULL;
467
468 return in_devices[dev_id].binds + in_devices[dev_id].key_count * IN_BINDTYPE_COUNT;
469}
470
471int in_get_config(int dev_id, int what, void *val)
472{
473 int *ival = val;
474 in_dev_t *dev;
475
476 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || val == NULL)
477 return -1;
478
479 dev = &in_devices[dev_id];
480 switch (what) {
481 case IN_CFG_BIND_COUNT:
482 *ival = dev->key_count;
483 break;
484 case IN_CFG_DOES_COMBOS:
485 *ival = dev->does_combos;
486 break;
487 case IN_CFG_BLOCKING:
488 case IN_CFG_KEY_NAMES:
489 return -1; /* not implemented */
490 default:
491 return DRV(dev->drv_id).get_config(dev->drv_data, what, ival);
492 }
493
494 return 0;
495}
496
497static int in_set_blocking(int is_blocking)
498{
499 int i, ret;
500
501 /* have_async_devs means we will have to do all reads async anyway.. */
502 if (!in_have_async_devs) {
503 for (i = 0; i < in_dev_count; i++) {
504 if (in_devices[i].probed)
505 DRV(in_devices[i].drv_id).set_config(in_devices[i].drv_data,
506 IN_CFG_BLOCKING, is_blocking);
507 }
508 }
509
510 menu_key_state = 0;
511
512 /* flush events */
513 do {
514 ret = in_update_keycode(NULL, NULL, 0);
515 } while (ret >= 0);
516
517 return 0;
518}
519
520int in_set_config(int dev_id, int what, const void *val, int size)
521{
522 const int *ival = val;
523 in_dev_t *dev;
524
525 if (what == IN_CFG_BLOCKING)
526 return in_set_blocking(*ival);
527
528 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
529 return -1;
530
531 dev = &in_devices[dev_id];
532 if (what == IN_CFG_KEY_NAMES) {
533 const char * const *names = val;
534 int count = size / sizeof(names[0]);
535
536 if (count < dev->key_count) {
537 lprintf("input: set_key_names: not enough keys\n");
538 return -1;
539 }
540
541 dev->key_names = names;
542 return 0;
543 }
544
545 return DRV(dev->drv_id).set_config(dev->drv_data, what, *ival);
546}
547
548const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix)
549{
550 const char *name, *tmp;
551
552 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
553 return NULL;
554
555 if (must_be_active && !in_devices[dev_id].probed)
556 return NULL;
557
558 name = in_devices[dev_id].name;
559 if (name == NULL || !skip_pfix)
560 return name;
561
562 /* skip prefix */
563 tmp = strchr(name, ':');
564 if (tmp != NULL)
565 name = tmp + 1;
566
567 return name;
568}
569
570int in_name_to_id(const char *dev_name)
571{
572 int i;
573
574 for (i = 0; i < in_dev_count; i++)
575 if (strcmp(dev_name, in_devices[i].name) == 0)
576 break;
577
578 if (i >= in_dev_count) {
579 lprintf("input: in_name_to_id: no such device: %s\n", dev_name);
580 return -1;
581 }
582
583 return i;
584}
585
586/* never returns NULL */
587const char *in_get_key_name(int dev_id, int keycode)
588{
589 const char *name = NULL;
590 static char xname[16];
591 in_dev_t *dev;
592
593 if (dev_id < 0) /* want last used dev? */
594 dev_id = menu_last_used_dev;
595
596 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
597 return "Unkn0";
598
599 dev = &in_devices[dev_id];
600 if (keycode < 0) /* want name for menu key? */
601 keycode = DRV(dev->drv_id).menu_translate(dev->drv_data, keycode);
602
603 if (dev->key_names != NULL && 0 <= keycode && keycode < dev->key_count)
604 name = dev->key_names[keycode];
605 if (name != NULL)
606 return name;
607
608 name = DRV(dev->drv_id).get_key_name(keycode);
609 if (name != NULL)
610 return name;
611
612 /* assume scancode */
613 if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
614 || (keycode >= 'A' && keycode <= 'Z'))
615 sprintf(xname, "%c", keycode);
616 else
617 sprintf(xname, "\\x%02X", keycode);
618 return xname;
619}
620
621int in_get_key_code(int dev_id, const char *key_name)
622{
623 in_dev_t *dev;
624 int i;
625
626 if (dev_id < 0) /* want last used dev? */
627 dev_id = menu_last_used_dev;
628
629 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
630 return -1;
631
632 dev = &in_devices[dev_id];
633 if (dev->key_names == NULL)
634 return -1;
635
636 for (i = 0; i < dev->key_count; i++)
637 if (dev->key_names[i] && strcasecmp(dev->key_names[i], key_name) == 0)
638 return i;
639
640 return -1;
641}
642
643int in_bind_key(int dev_id, int keycode, int mask, int bind_type, int force_unbind)
644{
645 int ret, count;
646 in_dev_t *dev;
647
648 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
649 return -1;
650
651 dev = &in_devices[dev_id];
652 count = dev->key_count;
653
654 if (dev->binds == NULL) {
655 if (force_unbind)
656 return 0;
657 dev->binds = in_alloc_binds(dev->drv_id, count);
658 if (dev->binds == NULL)
659 return -1;
660 }
661
662 if (keycode < 0 || keycode >= count)
663 return -1;
664
665 if (force_unbind)
666 dev->binds[IN_BIND_OFFS(keycode, bind_type)] &= ~mask;
667 else
668 dev->binds[IN_BIND_OFFS(keycode, bind_type)] ^= mask;
669
670 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds,
671 dev->binds + count * IN_BINDTYPE_COUNT);
672 if (ret == 0) {
673 free(dev->binds);
674 dev->binds = NULL;
675 }
676
677 return 0;
678}
679
43bca6fb 680/*
681 * Unbind act_mask on binds with type bind_type
682 * - if dev_id_ < 0, affects all devices
683 * else only affects dev_id_
684 * - if act_mask == -1, unbind all keys
685 * else only actions in mask
686 */
687void in_unbind_all(int dev_id_, int act_mask, int bind_type)
698517be 688{
43bca6fb 689 int dev_id = 0, dev_last = IN_MAX_DEVS - 1;
698517be 690 int i, count;
691 in_dev_t *dev;
692
43bca6fb 693 if (dev_id_ >= 0)
694 dev_id = dev_last = dev_id_;
695
696 if (bind_type >= IN_BINDTYPE_COUNT)
698517be 697 return;
698
43bca6fb 699 for (; dev_id <= dev_last; dev_id++) {
700 dev = &in_devices[dev_id];
701 count = dev->key_count;
698517be 702
43bca6fb 703 if (dev->binds == NULL)
704 continue;
698517be 705
43bca6fb 706 if (act_mask != -1) {
707 for (i = 0; i < count; i++)
708 dev->binds[IN_BIND_OFFS(i, bind_type)] &= ~act_mask;
709 }
710 else
711 memset(dev->binds, 0, sizeof(dev->binds[0]) * count * IN_BINDTYPE_COUNT);
712 }
698517be 713}
714
715/* returns device id, or -1 on error */
716int in_config_parse_dev(const char *name)
717{
718 int drv_id = -1, i;
719
720 for (i = 0; i < IN_DRVID_COUNT; i++) {
721 int len = strlen(in_drivers[i].prefix);
722 if (strncmp(name, in_drivers[i].prefix, len) == 0) {
723 drv_id = i;
724 break;
725 }
726 }
727
728 if (drv_id < 0) {
729 lprintf("input: missing driver for %s\n", name);
730 return -1;
731 }
732
733 for (i = 0; i < in_dev_count; i++)
734 {
735 if (in_devices[i].name == NULL)
736 continue;
737 if (strcmp(in_devices[i].name, name) == 0)
738 return i;
739 }
740
741 if (i >= IN_MAX_DEVS)
742 {
743 /* try to find unused device */
744 for (i = 0; i < IN_MAX_DEVS; i++)
745 if (in_devices[i].name == NULL) break;
746 if (i >= IN_MAX_DEVS) {
747 lprintf("input: too many devices, can't add %s\n", name);
748 return -1;
749 }
750 }
751
752 memset(&in_devices[i], 0, sizeof(in_devices[i]));
753
754 in_devices[i].name = strdup(name);
755 if (in_devices[i].name == NULL)
756 return -1;
757
758 in_devices[i].key_count = DRV(drv_id).get_bind_count();
759 in_devices[i].drv_id = drv_id;
760
761 if (i + 1 > in_dev_count)
762 in_dev_count = i + 1;
763
764 return i;
765}
766
767/*
768 * To reduce size of game specific configs, default binds are not saved.
769 * So we mark default binds in in_config_start(), override them in in_config_bind_key(),
770 * and restore whatever default binds are left in in_config_end().
771 */
772void in_config_start(void)
773{
774 int i;
775
776 /* mark all default binds, so they get overwritten by func below */
777 for (i = 0; i < IN_MAX_DEVS; i++) {
778 int n, count, *binds, *def_binds;
779
780 binds = in_devices[i].binds;
781 if (binds == NULL)
782 continue;
783
784 count = in_devices[i].key_count;
785 def_binds = binds + count * IN_BINDTYPE_COUNT;
786
787 for (n = 0; n < count * IN_BINDTYPE_COUNT; n++)
788 if (binds[n] == def_binds[n])
789 binds[n] = -1;
790 }
791}
792
793int in_config_bind_key(int dev_id, const char *key, int acts, int bind_type)
794{
795 in_dev_t *dev;
796 int i, offs, kc;
797
798 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
799 return -1;
800 dev = &in_devices[dev_id];
801
802 /* maybe a raw code? */
803 if (key[0] == '\\' && key[1] == 'x') {
804 char *p = NULL;
805 kc = (int)strtoul(key + 2, &p, 16);
806 if (p == NULL || *p != 0)
807 kc = -1;
808 }
809 else {
810 /* device specific key name */
811 if (dev->binds == NULL) {
812 dev->binds = in_alloc_binds(dev->drv_id, dev->key_count);
813 if (dev->binds == NULL)
814 return -1;
815 in_config_start();
816 }
817
818 kc = -1;
819 if (dev->key_names != NULL) {
820 for (i = 0; i < dev->key_count; i++) {
821 const char *k = dev->key_names[i];
822 if (k != NULL && strcasecmp(k, key) == 0) {
823 kc = i;
824 break;
825 }
826 }
827 }
828
829 if (kc < 0)
830 kc = DRV(dev->drv_id).get_key_code(key);
831 if (kc < 0 && strlen(key) == 1) {
832 /* assume scancode */
833 kc = key[0];
834 }
835 }
836
837 if (kc < 0 || kc >= dev->key_count) {
838 lprintf("input: bad key: %s\n", key);
839 return -1;
840 }
841
842 if (bind_type == IN_BINDTYPE_NONE) {
843 for (i = 0; i < IN_BINDTYPE_COUNT; i++)
844 dev->binds[IN_BIND_OFFS(kc, i)] = 0;
845 return 0;
846 }
847
848 offs = IN_BIND_OFFS(kc, bind_type);
849 if (dev->binds[offs] == -1)
850 dev->binds[offs] = 0;
851 dev->binds[offs] |= acts;
852 return 0;
853}
854
855void in_config_end(void)
856{
857 int i;
858
859 for (i = 0; i < IN_MAX_DEVS; i++) {
860 int n, t, ret, count, *binds, *def_binds;
861 in_dev_t *dev = &in_devices[i];
862
863 if (dev->binds == NULL)
864 continue;
865
866 count = dev->key_count;
867 binds = dev->binds;
868 def_binds = binds + count * IN_BINDTYPE_COUNT;
869
870 for (n = 0; n < count; n++) {
871 int is_default = 1;
872 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
873 if (binds[IN_BIND_OFFS(n, t)] == -1)
874 binds[IN_BIND_OFFS(n, t)] = 0;
875 else
876 is_default = 0;
877
878 if (is_default)
879 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
880 binds[IN_BIND_OFFS(n, t)] = def_binds[IN_BIND_OFFS(n, t)];
881 }
882
883 if (dev->drv_data == NULL)
884 continue;
885
886 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds, def_binds);
887 if (ret == 0) {
888 /* no useable binds */
889 free(dev->binds);
890 dev->binds = NULL;
891 }
892 }
893}
894
895void in_debug_dump(void)
896{
897 int i;
898
899 lprintf("# drv probed binds name\n");
900 for (i = 0; i < IN_MAX_DEVS; i++) {
901 in_dev_t *d = &in_devices[i];
902 if (!d->probed && d->name == NULL && d->binds == NULL)
903 continue;
904 lprintf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n',
905 d->binds ? 'y' : 'n', d->name);
906 }
907}
908
909/* handlers for unknown/not_preset drivers */
910
911static void in_def_probe(void) {}
912static void in_def_free(void *drv_data) {}
913static int in_def_get_bind_count(void) { return 0; }
914static void in_def_get_def_binds(int *binds) {}
915static int in_def_clean_binds(void *drv_data, int *b, int *db) { return 0; }
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; }
918static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; }
919static int in_def_menu_translate(void *drv_data, int keycode) { return keycode; }
920static int in_def_get_key_code(const char *key_name) { return -1; }
921static const char *in_def_get_key_name(int keycode) { return NULL; }
922
923void in_init(void)
924{
925 int i;
926
927 memset(in_drivers, 0, sizeof(in_drivers));
928 memset(in_devices, 0, sizeof(in_devices));
929 in_dev_count = 0;
930
931 for (i = 0; i < IN_DRVID_COUNT; i++) {
932 in_drivers[i].prefix = "none:";
933 in_drivers[i].probe = in_def_probe;
934 in_drivers[i].free = in_def_free;
935 in_drivers[i].get_bind_count = in_def_get_bind_count;
936 in_drivers[i].get_def_binds = in_def_get_def_binds;
937 in_drivers[i].clean_binds = in_def_clean_binds;
938 in_drivers[i].get_config = in_def_get_config;
939 in_drivers[i].set_config = in_def_set_config;
940 in_drivers[i].update_keycode = in_def_update_keycode;
941 in_drivers[i].menu_translate = in_def_menu_translate;
942 in_drivers[i].get_key_code = in_def_get_key_code;
943 in_drivers[i].get_key_name = in_def_get_key_name;
944 }
945
946#ifdef IN_GP2X
947 in_gp2x_init(&in_drivers[IN_DRVID_GP2X]);
948#endif
949#ifdef IN_EVDEV
950 in_evdev_init(&in_drivers[IN_DRVID_EVDEV]);
951#endif
952#ifdef IN_VK
953 in_vk_init(&in_drivers[IN_DRVID_VK]);
954#endif
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