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in_evdev: do all events in update_keycode
[libpicofe.git] / common / input.c
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1#include <stdio.h>
2#include <stdlib.h>
3#include <string.h>
4
5#include "input.h"
6#include "plat.h"
7#include "lprintf.h"
8
9#ifdef IN_EVDEV
10#include "../linux/in_evdev.h"
11#endif
12#ifdef IN_GP2X
13#include "../gp2x/in_gp2x.h"
14#endif
15#ifdef IN_VK
16#include "../win32/in_vk.h"
17#endif
18
19typedef struct
20{
21 int drv_id;
22 int drv_fd_hnd;
23 void *drv_data;
24 char *name;
25 int key_count;
26 int *binds; /* total = key_count * bindtypes * 2 */
27 const char * const *key_names;
28 unsigned int probed:1;
29 unsigned int does_combos:1;
30} in_dev_t;
31
32static in_drv_t in_drivers[IN_DRVID_COUNT];
33static in_dev_t in_devices[IN_MAX_DEVS];
34static int in_dev_count = 0;
35static int in_have_async_devs = 0;
36static int menu_key_state = 0;
37static int menu_last_used_dev = 0;
38
39#define DRV(id) in_drivers[(unsigned)(id) < IN_DRVID_COUNT ? (id) : 0]
40
41
42static int *in_alloc_binds(int drv_id, int key_count)
43{
44 int *binds;
45
46 binds = calloc(key_count * IN_BINDTYPE_COUNT * 2, sizeof(binds[0]));
47 if (binds == NULL)
48 return NULL;
49
50 DRV(drv_id).get_def_binds(binds + key_count * IN_BINDTYPE_COUNT);
51 memcpy(binds, binds + key_count * IN_BINDTYPE_COUNT,
52 sizeof(binds[0]) * key_count * IN_BINDTYPE_COUNT);
53
54 return binds;
55}
56
57static void in_free(in_dev_t *dev)
58{
59 if (dev->probed)
60 DRV(dev->drv_id).free(dev->drv_data);
61 dev->probed = 0;
62 dev->drv_data = NULL;
63 free(dev->name);
64 dev->name = NULL;
65 free(dev->binds);
66 dev->binds = NULL;
67}
68
69/* to be called by drivers
70 * async devices must set drv_fd_hnd to -1 */
71void in_register(const char *nname, int drv_id, int drv_fd_hnd, void *drv_data,
72 int key_count, const char * const *key_names, int combos)
73{
74 int i, ret, dupe_count = 0, *binds;
75 char name[256], *name_end, *tmp;
76
77 strncpy(name, nname, sizeof(name));
78 name[sizeof(name)-12] = 0;
79 name_end = name + strlen(name);
80
81 for (i = 0; i < in_dev_count; i++)
82 {
83 if (in_devices[i].name == NULL)
84 continue;
85 if (strcmp(in_devices[i].name, name) == 0)
86 {
87 if (in_devices[i].probed) {
88 dupe_count++;
89 sprintf(name_end, " [%d]", dupe_count);
90 continue;
91 }
92 goto update;
93 }
94 }
95
96 if (i >= IN_MAX_DEVS)
97 {
98 /* try to find unused device */
99 for (i = 0; i < IN_MAX_DEVS; i++)
100 if (!in_devices[i].probed) break;
101 if (i >= IN_MAX_DEVS) {
102 lprintf("input: too many devices, can't add %s\n", name);
103 return;
104 }
105 in_free(&in_devices[i]);
106 }
107
108 tmp = strdup(name);
109 if (tmp == NULL)
110 return;
111
112 binds = in_alloc_binds(drv_id, key_count);
113 if (binds == NULL) {
114 free(tmp);
115 return;
116 }
117
118 in_devices[i].name = tmp;
119 in_devices[i].binds = binds;
120 in_devices[i].key_count = key_count;
121 if (i + 1 > in_dev_count)
122 in_dev_count = i + 1;
123
124 lprintf("input: new device #%d \"%s\"\n", i, name);
125update:
126 in_devices[i].probed = 1;
127 in_devices[i].does_combos = combos;
128 in_devices[i].drv_id = drv_id;
129 in_devices[i].drv_fd_hnd = drv_fd_hnd;
130 in_devices[i].key_names = key_names;
131 in_devices[i].drv_data = drv_data;
132
133 if (in_devices[i].binds != NULL) {
134 ret = DRV(drv_id).clean_binds(drv_data, in_devices[i].binds,
135 in_devices[i].binds + key_count * IN_BINDTYPE_COUNT);
136 if (ret == 0) {
137 /* no useable binds */
138 free(in_devices[i].binds);
139 in_devices[i].binds = NULL;
140 }
141 }
142}
143
144/* key combo handling, to be called by drivers that support it.
145 * Only care about IN_BINDTYPE_EMU */
146void in_combos_find(const int *binds, int last_key, int *combo_keys, int *combo_acts)
147{
148 int act, u;
149
150 *combo_keys = *combo_acts = 0;
151 for (act = 0; act < sizeof(binds[0]) * 8; act++)
152 {
153 int keyc = 0;
154 for (u = 0; u <= last_key; u++)
155 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act))
156 keyc++;
157
158 if (keyc > 1)
159 {
160 // loop again and mark those keys and actions as combo
161 for (u = 0; u <= last_key; u++)
162 {
163 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act)) {
164 *combo_keys |= 1 << u;
165 *combo_acts |= 1 << act;
166 }
167 }
168 }
169 }
170}
171
172int in_combos_do(int keys, const int *binds, int last_key, int combo_keys, int combo_acts)
173{
174 int i, ret = 0;
175
176 for (i = 0; i <= last_key; i++)
177 {
178 int acts, acts_c, u;
179
180 if (!(keys & (1 << i)))
181 continue;
182
183 acts = binds[IN_BIND_OFFS(i, IN_BINDTYPE_EMU)];
184 if (!acts)
185 continue;
186
187 if (!(combo_keys & (1 << i))) {
188 ret |= acts;
189 continue;
190 }
191
192 acts_c = acts & combo_acts;
193 u = last_key;
194 if (acts_c) {
195 // let's try to find the other one
196 for (u = i + 1; u <= last_key; u++)
197 if ( (keys & (1 << u)) && (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & acts_c) ) {
198 ret |= acts_c & binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)];
199 keys &= ~((1 << i) | (1 << u));
200 break;
201 }
202 }
203 // add non-combo actions if combo ones were not found
204 if (u >= last_key)
205 ret |= acts & ~combo_acts;
206 }
207
208 return ret;
209}
210
211void in_probe(void)
212{
213 int i;
214
215 in_have_async_devs = 0;
216 for (i = 0; i < in_dev_count; i++)
217 in_devices[i].probed = 0;
218
219 for (i = 1; i < IN_DRVID_COUNT; i++)
220 in_drivers[i].probe();
221
222 /* get rid of devs without binds and probes */
223 for (i = 0; i < in_dev_count; i++) {
224 if (!in_devices[i].probed && in_devices[i].binds == NULL) {
225 in_dev_count--;
226 if (i < in_dev_count) {
227 free(in_devices[i].name);
228 memmove(&in_devices[i], &in_devices[i+1],
229 (in_dev_count - i) * sizeof(in_devices[0]));
230 }
231
232 continue;
233 }
234
235 if (in_devices[i].probed && in_devices[i].drv_fd_hnd == -1)
236 in_have_async_devs = 1;
237 }
238
239 if (in_have_async_devs)
240 lprintf("input: async-only devices detected..\n");
241
242 in_debug_dump();
243}
244
245/* async update */
246int in_update(int *result)
247{
248 int i, ret = 0;
249
250 for (i = 0; i < in_dev_count; i++) {
251 in_dev_t *dev = &in_devices[i];
252 if (dev->probed && dev->binds != NULL) {
253 // FIXME: this is stupid, make it indirect
254 switch (dev->drv_id) {
255#ifdef IN_EVDEV
256 case IN_DRVID_EVDEV:
257 ret |= in_evdev_update(dev->drv_data, dev->binds, result);
258 break;
259#endif
260#ifdef IN_GP2X
261 case IN_DRVID_GP2X:
262 ret |= in_gp2x_update(dev->drv_data, dev->binds, result);
263 break;
264#endif
265#ifdef IN_VK
266 case IN_DRVID_VK:
267 ret |= in_vk_update(dev->drv_data, dev->binds, result);
268 break;
269#endif
270 }
271 }
272 }
273
274 return ret;
275}
276
277static int in_update_kc_async(int *dev_id_out, int *is_down_out, int timeout_ms)
278{
279 int i, is_down, result;
280 unsigned int ticks;
281
282 ticks = plat_get_ticks_ms();
283
284 while (1)
285 {
286 for (i = 0; i < in_dev_count; i++) {
287 in_dev_t *d = &in_devices[i];
288 if (!d->probed)
289 continue;
290
291 result = DRV(d->drv_id).update_keycode(d->drv_data, &is_down);
292 if (result == -1)
293 continue;
294
295 if (dev_id_out)
296 *dev_id_out = i;
297 if (is_down_out)
298 *is_down_out = is_down;
299 return result;
300 }
301
302 if (timeout_ms >= 0 && (int)(plat_get_ticks_ms() - ticks) > timeout_ms)
303 break;
304
305 plat_sleep_ms(10);
306 }
307
308 return -1;
309}
310
311/*
312 * wait for a press, always return some keycode or -1 on timeout or error
313 */
314int in_update_keycode(int *dev_id_out, int *is_down_out, int timeout_ms)
315{
316 int result = -1, dev_id = 0, is_down, result_menu;
317 int fds_hnds[IN_MAX_DEVS];
318 int i, ret, count = 0;
319 in_drv_t *drv = NULL;
320 unsigned int ticks;
321
322 if (in_have_async_devs) {
323 result = in_update_kc_async(&dev_id, &is_down, timeout_ms);
324 if (result == -1)
325 return -1;
326 drv = &DRV(in_devices[dev_id].drv_id);
327 goto finish;
328 }
329
330 ticks = plat_get_ticks_ms();
331
332 for (i = 0; i < in_dev_count; i++) {
333 if (in_devices[i].probed)
334 fds_hnds[count++] = in_devices[i].drv_fd_hnd;
335 }
336
337 if (count == 0) {
338 /* don't deadlock, fail */
339 lprintf("input: failed to find devices to read\n");
340 exit(1);
341 }
342
343 while (1)
344 {
345 ret = plat_wait_event(fds_hnds, count, timeout_ms);
346 if (ret < 0)
347 break;
348
349 for (i = 0; i < in_dev_count; i++) {
350 if (in_devices[i].drv_fd_hnd == ret) {
351 dev_id = i;
352 break;
353 }
354 }
355
356 drv = &DRV(in_devices[dev_id].drv_id);
357 result = drv->update_keycode(in_devices[dev_id].drv_data, &is_down);
358 if (result >= 0)
359 break;
360
361 if (timeout_ms >= 0) {
362 unsigned int ticks2 = plat_get_ticks_ms();
363 timeout_ms -= ticks2 - ticks;
364 ticks = ticks2;
365 if (timeout_ms <= 0)
366 break;
367 }
368 }
369
370 if (result < 0)
371 return -1;
372finish:
373 /* keep track of menu key state, to allow mixing
374 * in_update_keycode() and in_menu_wait_any() calls */
375 result_menu = drv->menu_translate(in_devices[dev_id].drv_data, result);
376 if (result_menu != 0) {
377 if (is_down)
378 menu_key_state |= result_menu;
379 else
380 menu_key_state &= ~result_menu;
381 }
382
383 if (dev_id_out != NULL)
384 *dev_id_out = dev_id;
385 if (is_down_out != NULL)
386 *is_down_out = is_down;
387 return result;
388}
389
390/* same as above, only return bitfield of PBTN_* */
391int in_menu_wait_any(int timeout_ms)
392{
393 int keys_old = menu_key_state;
394
395 while (1)
396 {
397 int code, is_down = 0, dev_id = 0;
398
399 code = in_update_keycode(&dev_id, &is_down, timeout_ms);
400 if (code < 0)
401 break;
402
403 if (keys_old != menu_key_state) {
404 menu_last_used_dev = dev_id;
405 break;
406 }
407 }
408
409 return menu_key_state;
410}
411
412/* wait for menu input, do autorepeat */
413int in_menu_wait(int interesting, int autorep_delay_ms)
414{
415 static int inp_prev = 0;
416 static int repeats = 0;
417 int ret, release = 0, wait = 450;
418
419 if (repeats)
420 wait = autorep_delay_ms;
421
422 ret = in_menu_wait_any(wait);
423 if (ret == inp_prev)
424 repeats++;
425
426 while (!(ret & interesting)) {
427 ret = in_menu_wait_any(-1);
428 release = 1;
429 }
430
431 if (release || ret != inp_prev)
432 repeats = 0;
433
434 inp_prev = ret;
435
436 /* we don't need diagonals in menus */
437 if ((ret & PBTN_UP) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
438 if ((ret & PBTN_UP) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
439 if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
440 if ((ret & PBTN_DOWN) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
441
442 return ret;
443}
444
445const int *in_get_dev_binds(int dev_id)
446{
447 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
448 return NULL;
449
450 return in_devices[dev_id].binds;
451}
452
453const int *in_get_dev_def_binds(int dev_id)
454{
455 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
456 return NULL;
457
458 return in_devices[dev_id].binds + in_devices[dev_id].key_count * IN_BINDTYPE_COUNT;
459}
460
461int in_get_config(int dev_id, int what, void *val)
462{
463 int *ival = val;
464 in_dev_t *dev;
465
466 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || val == NULL)
467 return -1;
468
469 dev = &in_devices[dev_id];
470 switch (what) {
471 case IN_CFG_BIND_COUNT:
472 *ival = dev->key_count;
473 break;
474 case IN_CFG_DOES_COMBOS:
475 *ival = dev->does_combos;
476 break;
477 case IN_CFG_BLOCKING:
478 case IN_CFG_KEY_NAMES:
479 return -1; /* not implemented */
480 default:
481 return DRV(dev->drv_id).get_config(dev->drv_data, what, ival);
482 }
483
484 return 0;
485}
486
487static int in_set_blocking(int is_blocking)
488{
489 int i, ret;
490
491 /* have_async_devs means we will have to do all reads async anyway.. */
492 if (!in_have_async_devs) {
493 for (i = 0; i < in_dev_count; i++) {
494 if (in_devices[i].probed)
495 DRV(in_devices[i].drv_id).set_config(in_devices[i].drv_data,
496 IN_CFG_BLOCKING, is_blocking);
497 }
498 }
499
500 menu_key_state = 0;
501
502 /* flush events */
503 do {
504 ret = in_update_keycode(NULL, NULL, 0);
505 } while (ret >= 0);
506
507 return 0;
508}
509
510int in_set_config(int dev_id, int what, const void *val, int size)
511{
512 const int *ival = val;
513 in_dev_t *dev;
514
515 if (what == IN_CFG_BLOCKING)
516 return in_set_blocking(*ival);
517
518 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
519 return -1;
520
521 dev = &in_devices[dev_id];
522 if (what == IN_CFG_KEY_NAMES) {
523 const char * const *names = val;
524 int count = size / sizeof(names[0]);
525
526 if (count < dev->key_count) {
527 lprintf("input: set_key_names: not enough keys\n");
528 return -1;
529 }
530
531 dev->key_names = names;
532 return 0;
533 }
534
535 return DRV(dev->drv_id).set_config(dev->drv_data, what, *ival);
536}
537
538const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix)
539{
540 const char *name, *tmp;
541
542 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
543 return NULL;
544
545 if (must_be_active && !in_devices[dev_id].probed)
546 return NULL;
547
548 name = in_devices[dev_id].name;
549 if (name == NULL || !skip_pfix)
550 return name;
551
552 /* skip prefix */
553 tmp = strchr(name, ':');
554 if (tmp != NULL)
555 name = tmp + 1;
556
557 return name;
558}
559
560int in_name_to_id(const char *dev_name)
561{
562 int i;
563
564 for (i = 0; i < in_dev_count; i++)
565 if (strcmp(dev_name, in_devices[i].name) == 0)
566 break;
567
568 if (i >= in_dev_count) {
569 lprintf("input: in_name_to_id: no such device: %s\n", dev_name);
570 return -1;
571 }
572
573 return i;
574}
575
576/* never returns NULL */
577const char *in_get_key_name(int dev_id, int keycode)
578{
579 const char *name = NULL;
580 static char xname[16];
581 in_dev_t *dev;
582
583 if (dev_id < 0) /* want last used dev? */
584 dev_id = menu_last_used_dev;
585
586 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
587 return "Unkn0";
588
589 dev = &in_devices[dev_id];
590 if (keycode < 0) /* want name for menu key? */
591 keycode = DRV(dev->drv_id).menu_translate(dev->drv_data, keycode);
592
593 if (dev->key_names != NULL && 0 <= keycode && keycode < dev->key_count)
594 name = dev->key_names[keycode];
595 if (name != NULL)
596 return name;
597
598 name = DRV(dev->drv_id).get_key_name(keycode);
599 if (name != NULL)
600 return name;
601
602 /* assume scancode */
603 if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
604 || (keycode >= 'A' && keycode <= 'Z'))
605 sprintf(xname, "%c", keycode);
606 else
607 sprintf(xname, "\\x%02X", keycode);
608 return xname;
609}
610
611int in_bind_key(int dev_id, int keycode, int mask, int bind_type, int force_unbind)
612{
613 int ret, count;
614 in_dev_t *dev;
615
616 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
617 return -1;
618
619 dev = &in_devices[dev_id];
620 count = dev->key_count;
621
622 if (dev->binds == NULL) {
623 if (force_unbind)
624 return 0;
625 dev->binds = in_alloc_binds(dev->drv_id, count);
626 if (dev->binds == NULL)
627 return -1;
628 }
629
630 if (keycode < 0 || keycode >= count)
631 return -1;
632
633 if (force_unbind)
634 dev->binds[IN_BIND_OFFS(keycode, bind_type)] &= ~mask;
635 else
636 dev->binds[IN_BIND_OFFS(keycode, bind_type)] ^= mask;
637
638 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds,
639 dev->binds + count * IN_BINDTYPE_COUNT);
640 if (ret == 0) {
641 free(dev->binds);
642 dev->binds = NULL;
643 }
644
645 return 0;
646}
647
648void in_unbind_all(int dev_id, int act_mask, int bind_type)
649{
650 int i, count;
651 in_dev_t *dev;
652
653 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
654 return;
655
656 dev = &in_devices[dev_id];
657 count = dev->key_count;
658
659 if (dev->binds == NULL)
660 return;
661
662 for (i = 0; i < count; i++)
663 dev->binds[IN_BIND_OFFS(i, bind_type)] &= ~act_mask;
664}
665
666/* returns device id, or -1 on error */
667int in_config_parse_dev(const char *name)
668{
669 int drv_id = -1, i;
670
671 for (i = 0; i < IN_DRVID_COUNT; i++) {
672 int len = strlen(in_drivers[i].prefix);
673 if (strncmp(name, in_drivers[i].prefix, len) == 0) {
674 drv_id = i;
675 break;
676 }
677 }
678
679 if (drv_id < 0) {
680 lprintf("input: missing driver for %s\n", name);
681 return -1;
682 }
683
684 for (i = 0; i < in_dev_count; i++)
685 {
686 if (in_devices[i].name == NULL)
687 continue;
688 if (strcmp(in_devices[i].name, name) == 0)
689 return i;
690 }
691
692 if (i >= IN_MAX_DEVS)
693 {
694 /* try to find unused device */
695 for (i = 0; i < IN_MAX_DEVS; i++)
696 if (in_devices[i].name == NULL) break;
697 if (i >= IN_MAX_DEVS) {
698 lprintf("input: too many devices, can't add %s\n", name);
699 return -1;
700 }
701 }
702
703 memset(&in_devices[i], 0, sizeof(in_devices[i]));
704
705 in_devices[i].name = strdup(name);
706 if (in_devices[i].name == NULL)
707 return -1;
708
709 in_devices[i].key_count = DRV(drv_id).get_bind_count();
710 in_devices[i].drv_id = drv_id;
711
712 if (i + 1 > in_dev_count)
713 in_dev_count = i + 1;
714
715 return i;
716}
717
718/*
719 * To reduce size of game specific configs, default binds are not saved.
720 * So we mark default binds in in_config_start(), override them in in_config_bind_key(),
721 * and restore whatever default binds are left in in_config_end().
722 */
723void in_config_start(void)
724{
725 int i;
726
727 /* mark all default binds, so they get overwritten by func below */
728 for (i = 0; i < IN_MAX_DEVS; i++) {
729 int n, count, *binds, *def_binds;
730
731 binds = in_devices[i].binds;
732 if (binds == NULL)
733 continue;
734
735 count = in_devices[i].key_count;
736 def_binds = binds + count * IN_BINDTYPE_COUNT;
737
738 for (n = 0; n < count * IN_BINDTYPE_COUNT; n++)
739 if (binds[n] == def_binds[n])
740 binds[n] = -1;
741 }
742}
743
744int in_config_bind_key(int dev_id, const char *key, int acts, int bind_type)
745{
746 in_dev_t *dev;
747 int i, offs, kc;
748
749 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
750 return -1;
751 dev = &in_devices[dev_id];
752
753 /* maybe a raw code? */
754 if (key[0] == '\\' && key[1] == 'x') {
755 char *p = NULL;
756 kc = (int)strtoul(key + 2, &p, 16);
757 if (p == NULL || *p != 0)
758 kc = -1;
759 }
760 else {
761 /* device specific key name */
762 if (dev->binds == NULL) {
763 dev->binds = in_alloc_binds(dev->drv_id, dev->key_count);
764 if (dev->binds == NULL)
765 return -1;
766 in_config_start();
767 }
768
769 kc = -1;
770 if (dev->key_names != NULL) {
771 for (i = 0; i < dev->key_count; i++) {
772 const char *k = dev->key_names[i];
773 if (k != NULL && strcasecmp(k, key) == 0) {
774 kc = i;
775 break;
776 }
777 }
778 }
779
780 if (kc < 0)
781 kc = DRV(dev->drv_id).get_key_code(key);
782 if (kc < 0 && strlen(key) == 1) {
783 /* assume scancode */
784 kc = key[0];
785 }
786 }
787
788 if (kc < 0 || kc >= dev->key_count) {
789 lprintf("input: bad key: %s\n", key);
790 return -1;
791 }
792
793 if (bind_type == IN_BINDTYPE_NONE) {
794 for (i = 0; i < IN_BINDTYPE_COUNT; i++)
795 dev->binds[IN_BIND_OFFS(kc, i)] = 0;
796 return 0;
797 }
798
799 offs = IN_BIND_OFFS(kc, bind_type);
800 if (dev->binds[offs] == -1)
801 dev->binds[offs] = 0;
802 dev->binds[offs] |= acts;
803 return 0;
804}
805
806void in_config_end(void)
807{
808 int i;
809
810 for (i = 0; i < IN_MAX_DEVS; i++) {
811 int n, t, ret, count, *binds, *def_binds;
812 in_dev_t *dev = &in_devices[i];
813
814 if (dev->binds == NULL)
815 continue;
816
817 count = dev->key_count;
818 binds = dev->binds;
819 def_binds = binds + count * IN_BINDTYPE_COUNT;
820
821 for (n = 0; n < count; n++) {
822 int is_default = 1;
823 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
824 if (binds[IN_BIND_OFFS(n, t)] == -1)
825 binds[IN_BIND_OFFS(n, t)] = 0;
826 else
827 is_default = 0;
828
829 if (is_default)
830 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
831 binds[IN_BIND_OFFS(n, t)] = def_binds[IN_BIND_OFFS(n, t)];
832 }
833
834 if (dev->drv_data == NULL)
835 continue;
836
837 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds, def_binds);
838 if (ret == 0) {
839 /* no useable binds */
840 free(dev->binds);
841 dev->binds = NULL;
842 }
843 }
844}
845
846void in_debug_dump(void)
847{
848 int i;
849
850 lprintf("# drv probed binds name\n");
851 for (i = 0; i < IN_MAX_DEVS; i++) {
852 in_dev_t *d = &in_devices[i];
853 if (!d->probed && d->name == NULL && d->binds == NULL)
854 continue;
855 lprintf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n',
856 d->binds ? 'y' : 'n', d->name);
857 }
858}
859
860/* handlers for unknown/not_preset drivers */
861
862static void in_def_probe(void) {}
863static void in_def_free(void *drv_data) {}
864static int in_def_get_bind_count(void) { return 0; }
865static void in_def_get_def_binds(int *binds) {}
866static int in_def_clean_binds(void *drv_data, int *b, int *db) { return 0; }
867static int in_def_get_config(void *drv_data, int what, int *val) { return -1; }
868static int in_def_set_config(void *drv_data, int what, int val) { return -1; }
869static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; }
870static int in_def_menu_translate(void *drv_data, int keycode) { return keycode; }
871static int in_def_get_key_code(const char *key_name) { return -1; }
872static const char *in_def_get_key_name(int keycode) { return NULL; }
873
874void in_init(void)
875{
876 int i;
877
878 memset(in_drivers, 0, sizeof(in_drivers));
879 memset(in_devices, 0, sizeof(in_devices));
880 in_dev_count = 0;
881
882 for (i = 0; i < IN_DRVID_COUNT; i++) {
883 in_drivers[i].prefix = "none:";
884 in_drivers[i].probe = in_def_probe;
885 in_drivers[i].free = in_def_free;
886 in_drivers[i].get_bind_count = in_def_get_bind_count;
887 in_drivers[i].get_def_binds = in_def_get_def_binds;
888 in_drivers[i].clean_binds = in_def_clean_binds;
889 in_drivers[i].get_config = in_def_get_config;
890 in_drivers[i].set_config = in_def_set_config;
891 in_drivers[i].update_keycode = in_def_update_keycode;
892 in_drivers[i].menu_translate = in_def_menu_translate;
893 in_drivers[i].get_key_code = in_def_get_key_code;
894 in_drivers[i].get_key_name = in_def_get_key_name;
895 }
896
897#ifdef IN_GP2X
898 in_gp2x_init(&in_drivers[IN_DRVID_GP2X]);
899#endif
900#ifdef IN_EVDEV
901 in_evdev_init(&in_drivers[IN_DRVID_EVDEV]);
902#endif
903#ifdef IN_VK
904 in_vk_init(&in_drivers[IN_DRVID_VK]);
905#endif
906}
907
908#if 0
909int main(void)
910{
911 int ret;
912
913 in_init();
914 in_probe();
915
916 in_set_blocking(1);
917
918#if 1
919 while (1) {
920 int dev = 0, down;
921 ret = in_update_keycode(&dev, &down);
922 lprintf("#%i: %i %i (%s)\n", dev, down, ret, in_get_key_name(dev, ret));
923 }
924#else
925 while (1) {
926 ret = in_menu_wait_any();
927 lprintf("%08x\n", ret);
928 }
929#endif
930
931 return 0;
932}
933#endif
PicoDrive's frontend in a lib