supporting caanoo, line doublers, refactoring
[picodrive.git] / platform / common / input.c
CommitLineData
e1f99f2b 1#include <stdio.h>
2#include <stdlib.h>
3#include <string.h>
4
5#include "input.h"
0403eead 6#include "plat.h"
ba86b61e 7#include "lprintf.h"
8a011923 8
9#ifdef IN_EVDEV
3b13ec65 10#include "../linux/in_evdev.h"
8a011923 11#endif
12#ifdef IN_GP2X
217d08bc 13#include "../gp2x/in_gp2x.h"
8a011923 14#endif
15#ifdef IN_VK
823b9004 16#include "../win32/in_vk.h"
8a011923 17#endif
e1f99f2b 18
19typedef struct
20{
21 int drv_id;
7201dc73 22 int drv_fd_hnd;
e1f99f2b 23 void *drv_data;
e1f99f2b 24 char *name;
093b8a42 25 int key_count;
26 int *binds; /* total = key_count * bindtypes * 2 */
e1f99f2b 27 int probed:1;
9025b931 28 int does_combos:1;
e1f99f2b 29} in_dev_t;
30
819ef025 31static in_drv_t in_drivers[IN_DRVID_COUNT];
e1f99f2b 32static in_dev_t in_devices[IN_MAX_DEVS];
33static int in_dev_count = 0;
217d08bc 34static int in_have_async_devs = 0;
991473ad 35static int menu_key_state = 0;
36static int menu_last_used_dev = 0;
e1f99f2b 37
819ef025 38#define DRV(id) in_drivers[(unsigned)(id) < IN_DRVID_COUNT ? (id) : 0]
39
217d08bc 40
093b8a42 41static int *in_alloc_binds(int drv_id, int key_count)
e1f99f2b 42{
093b8a42 43 int *binds;
e1f99f2b 44
093b8a42 45 binds = calloc(key_count * IN_BINDTYPE_COUNT * 2, sizeof(binds[0]));
819ef025 46 if (binds == NULL)
47 return NULL;
48
093b8a42 49 DRV(drv_id).get_def_binds(binds + key_count * IN_BINDTYPE_COUNT);
50 memcpy(binds, binds + key_count * IN_BINDTYPE_COUNT,
51 sizeof(binds[0]) * key_count * IN_BINDTYPE_COUNT);
819ef025 52
53 return binds;
e1f99f2b 54}
55
56static void in_free(in_dev_t *dev)
57{
819ef025 58 if (dev->probed)
59 DRV(dev->drv_id).free(dev->drv_data);
e1f99f2b 60 dev->probed = 0;
61 dev->drv_data = NULL;
62 free(dev->name);
63 dev->name = NULL;
64 free(dev->binds);
65 dev->binds = NULL;
66}
67
217d08bc 68/* to be called by drivers
69 * async devices must set drv_fd_hnd to -1 */
093b8a42 70void in_register(const char *nname, int drv_id, int drv_fd_hnd, void *drv_data,
71 int key_count, int combos)
e1f99f2b 72{
819ef025 73 int i, ret, dupe_count = 0, *binds;
e1f99f2b 74 char name[256], *name_end, *tmp;
75
76 strncpy(name, nname, sizeof(name));
77 name[sizeof(name)-12] = 0;
78 name_end = name + strlen(name);
79
80 for (i = 0; i < in_dev_count; i++)
81 {
82 if (in_devices[i].name == NULL)
83 continue;
84 if (strcmp(in_devices[i].name, name) == 0)
85 {
86 if (in_devices[i].probed) {
87 dupe_count++;
88 sprintf(name_end, " [%d]", dupe_count);
89 continue;
90 }
91 goto update;
92 }
93 }
94
95 if (i >= IN_MAX_DEVS)
96 {
97 /* try to find unused device */
98 for (i = 0; i < IN_MAX_DEVS; i++)
99 if (!in_devices[i].probed) break;
100 if (i >= IN_MAX_DEVS) {
ba86b61e 101 lprintf("input: too many devices, can't add %s\n", name);
e1f99f2b 102 return;
103 }
104 in_free(&in_devices[i]);
105 }
106
107 tmp = strdup(name);
108 if (tmp == NULL)
109 return;
110
093b8a42 111 binds = in_alloc_binds(drv_id, key_count);
e1f99f2b 112 if (binds == NULL) {
113 free(tmp);
114 return;
115 }
116
117 in_devices[i].name = tmp;
118 in_devices[i].binds = binds;
093b8a42 119 in_devices[i].key_count = key_count;
e1f99f2b 120 if (i + 1 > in_dev_count)
121 in_dev_count = i + 1;
122
ba86b61e 123 lprintf("input: new device #%d \"%s\"\n", i, name);
e1f99f2b 124update:
125 in_devices[i].probed = 1;
9025b931 126 in_devices[i].does_combos = combos;
e1f99f2b 127 in_devices[i].drv_id = drv_id;
7201dc73 128 in_devices[i].drv_fd_hnd = drv_fd_hnd;
e1f99f2b 129 in_devices[i].drv_data = drv_data;
819ef025 130
131 if (in_devices[i].binds != NULL) {
093b8a42 132 ret = DRV(drv_id).clean_binds(drv_data, in_devices[i].binds,
133 in_devices[i].binds + key_count * IN_BINDTYPE_COUNT);
819ef025 134 if (ret == 0) {
135 /* no useable binds */
136 free(in_devices[i].binds);
137 in_devices[i].binds = NULL;
138 }
139 }
e1f99f2b 140}
141
093b8a42 142/* key combo handling, to be called by drivers that support it.
143 * Only care about IN_BINDTYPE_EMU */
144void in_combos_find(const int *binds, int last_key, int *combo_keys, int *combo_acts)
9025b931 145{
146 int act, u;
147
148 *combo_keys = *combo_acts = 0;
149 for (act = 0; act < sizeof(binds[0]) * 8; act++)
150 {
151 int keyc = 0;
152 for (u = 0; u <= last_key; u++)
093b8a42 153 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act))
9025b931 154 keyc++;
155
156 if (keyc > 1)
157 {
158 // loop again and mark those keys and actions as combo
159 for (u = 0; u <= last_key; u++)
160 {
093b8a42 161 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act)) {
9025b931 162 *combo_keys |= 1 << u;
163 *combo_acts |= 1 << act;
164 }
165 }
166 }
167 }
168}
169
093b8a42 170int in_combos_do(int keys, const int *binds, int last_key, int combo_keys, int combo_acts)
9025b931 171{
172 int i, ret = 0;
173
174 for (i = 0; i <= last_key; i++)
175 {
093b8a42 176 int acts, acts_c, u;
177
9025b931 178 if (!(keys & (1 << i)))
179 continue;
180
093b8a42 181 acts = binds[IN_BIND_OFFS(i, IN_BINDTYPE_EMU)];
9025b931 182 if (!acts)
183 continue;
184
093b8a42 185 if (!(combo_keys & (1 << i))) {
9025b931 186 ret |= acts;
093b8a42 187 continue;
188 }
189
190 acts_c = acts & combo_acts;
191 u = last_key;
192 if (acts_c) {
193 // let's try to find the other one
194 for (u = i + 1; u <= last_key; u++)
195 if ( (keys & (1 << u)) && (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & acts_c) ) {
196 ret |= acts_c & binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)];
197 keys &= ~((1 << i) | (1 << u));
198 break;
199 }
200 }
201 // add non-combo actions if combo ones were not found
202 if (u >= last_key)
203 ret |= acts & ~combo_acts;
9025b931 204 }
205
206 return ret;
207}
208
e1f99f2b 209void in_probe(void)
210{
211 int i;
217d08bc 212
213 in_have_async_devs = 0;
e1f99f2b 214 for (i = 0; i < in_dev_count; i++)
215 in_devices[i].probed = 0;
216
819ef025 217 for (i = 1; i < IN_DRVID_COUNT; i++)
218 in_drivers[i].probe();
e1f99f2b 219
220 /* get rid of devs without binds and probes */
221 for (i = 0; i < in_dev_count; i++) {
222 if (!in_devices[i].probed && in_devices[i].binds == NULL) {
223 in_dev_count--;
224 if (i < in_dev_count) {
225 free(in_devices[i].name);
226 memmove(&in_devices[i], &in_devices[i+1],
227 (in_dev_count - i) * sizeof(in_devices[0]));
228 }
217d08bc 229
230 continue;
e1f99f2b 231 }
217d08bc 232
233 if (in_devices[i].probed && in_devices[i].drv_fd_hnd == -1)
234 in_have_async_devs = 1;
e1f99f2b 235 }
217d08bc 236
237 if (in_have_async_devs)
ba86b61e 238 lprintf("input: async-only devices detected..\n");
e1f99f2b 239}
240
7201dc73 241/* async update */
093b8a42 242int in_update(int *result)
e1f99f2b 243{
093b8a42 244 int i, ret = 0;
e1f99f2b 245
246 for (i = 0; i < in_dev_count; i++) {
f484a9fe 247 in_dev_t *dev = &in_devices[i];
f484a9fe 248 if (dev->probed && dev->binds != NULL) {
823b9004 249 // FIXME: this is stupid, make it indirect
f484a9fe 250 switch (dev->drv_id) {
819ef025 251#ifdef IN_EVDEV
3427e573 252 case IN_DRVID_EVDEV:
093b8a42 253 ret |= in_evdev_update(dev->drv_data, dev->binds, result);
3427e573 254 break;
217d08bc 255#endif
256#ifdef IN_GP2X
257 case IN_DRVID_GP2X:
093b8a42 258 ret |= in_gp2x_update(dev->drv_data, dev->binds, result);
217d08bc 259 break;
819ef025 260#endif
8a011923 261#ifdef IN_VK
823b9004 262 case IN_DRVID_VK:
263 ret |= in_vk_update(dev->drv_data, dev->binds, result);
264 break;
8a011923 265#endif
3427e573 266 }
e1f99f2b 267 }
268 }
269
093b8a42 270 return ret;
e1f99f2b 271}
272
3427e573 273void in_set_blocking(int is_blocking)
274{
217d08bc 275 int i, ret;
3427e573 276
217d08bc 277 /* have_async_devs means we will have to do all reads async anyway.. */
278 if (!in_have_async_devs) {
279 for (i = 0; i < in_dev_count; i++) {
280 if (in_devices[i].probed)
281 DRV(in_devices[i].drv_id).set_blocking(in_devices[i].drv_data, is_blocking);
282 }
3427e573 283 }
f484a9fe 284
285 menu_key_state = 0;
217d08bc 286
f484a9fe 287 /* flush events */
217d08bc 288 do {
289 ret = in_update_keycode(NULL, NULL, 0);
290 } while (ret >= 0);
3427e573 291}
292
217d08bc 293static int in_update_kc_async(int *dev_id_out, int *is_down_out, int timeout_ms)
294{
217d08bc 295 int i, is_down, result;
0403eead 296 unsigned int ticks;
217d08bc 297
0403eead 298 ticks = plat_get_ticks_ms();
217d08bc 299
300 while (1)
301 {
302 for (i = 0; i < in_dev_count; i++) {
303 in_dev_t *d = &in_devices[i];
304 if (!d->probed)
305 continue;
306
307 result = DRV(d->drv_id).update_keycode(d->drv_data, &is_down);
308 if (result == -1)
309 continue;
310
311 if (dev_id_out)
312 *dev_id_out = i;
313 if (is_down_out)
314 *is_down_out = is_down;
315 return result;
316 }
317
0403eead 318 if (timeout_ms >= 0 && (int)(plat_get_ticks_ms() - ticks) > timeout_ms)
319 break;
217d08bc 320
0403eead 321 plat_sleep_ms(10);
217d08bc 322 }
323
324 return -1;
325}
7201dc73 326
3b13ec65 327/*
217d08bc 328 * wait for a press, always return some keycode or -1 on timeout or error
3b13ec65 329 */
f484a9fe 330int in_update_keycode(int *dev_id_out, int *is_down_out, int timeout_ms)
3b13ec65 331{
0403eead 332 int result = -1, dev_id = 0, is_down, result_menu;
7201dc73 333 int fds_hnds[IN_MAX_DEVS];
334 int i, ret, count = 0;
74f5e726 335 in_drv_t *drv = NULL;
0403eead 336 unsigned int ticks;
7201dc73 337
217d08bc 338 if (in_have_async_devs) {
339 result = in_update_kc_async(&dev_id, &is_down, timeout_ms);
340 if (result == -1)
341 return -1;
342 drv = &DRV(in_devices[dev_id].drv_id);
343 goto finish;
344 }
345
0403eead 346 ticks = plat_get_ticks_ms();
347
7201dc73 348 for (i = 0; i < in_dev_count; i++) {
349 if (in_devices[i].probed)
350 fds_hnds[count++] = in_devices[i].drv_fd_hnd;
351 }
3b13ec65 352
353 if (count == 0) {
354 /* don't deadlock, fail */
ba86b61e 355 lprintf("input: failed to find devices to read\n");
3b13ec65 356 exit(1);
357 }
358
0403eead 359 while (1)
7201dc73 360 {
0403eead 361 ret = plat_wait_event(fds_hnds, count, timeout_ms);
362 if (ret < 0)
363 break;
7201dc73 364
0403eead 365 for (i = 0; i < in_dev_count; i++) {
366 if (in_devices[i].drv_fd_hnd == ret) {
367 dev_id = i;
368 break;
369 }
7201dc73 370 }
371
0403eead 372 drv = &DRV(in_devices[dev_id].drv_id);
373 result = drv->update_keycode(in_devices[dev_id].drv_data, &is_down);
7201dc73 374
0403eead 375 /* update_keycode() might return -1 when some not interesting
376 * event happened, like sync event for evdev. */
377 if (result >= 0)
f484a9fe 378 break;
0403eead 379
380 if (timeout_ms >= 0) {
381 unsigned int ticks2 = plat_get_ticks_ms();
382 timeout_ms -= ticks2 - ticks;
383 ticks = ticks2;
384 if (timeout_ms <= 0)
385 break;
3427e573 386 }
387 }
7201dc73 388
217d08bc 389 if (result == -1)
0403eead 390 return -1;
217d08bc 391finish:
f484a9fe 392 /* keep track of menu key state, to allow mixing
b6820926 393 * in_update_keycode() and in_menu_wait_any() calls */
7201dc73 394 result_menu = drv->menu_translate(result);
f484a9fe 395 if (result_menu != 0) {
396 if (is_down)
397 menu_key_state |= result_menu;
398 else
399 menu_key_state &= ~result_menu;
400 }
401
402 if (dev_id_out != NULL)
403 *dev_id_out = dev_id;
404 if (is_down_out != NULL)
405 *is_down_out = is_down;
3b13ec65 406 return result;
407}
408
b6820926 409/* same as above, only return bitfield of PBTN_* */
410int in_menu_wait_any(int timeout_ms)
3427e573 411{
f484a9fe 412 int keys_old = menu_key_state;
3427e573 413
414 while (1)
415 {
819ef025 416 int code, is_down = 0, dev_id = 0;
3427e573 417
f484a9fe 418 code = in_update_keycode(&dev_id, &is_down, timeout_ms);
217d08bc 419 if (code >= 0)
420 code = DRV(in_devices[dev_id].drv_id).menu_translate(code);
3427e573 421
b6820926 422 if (timeout_ms >= 0)
f484a9fe 423 break;
217d08bc 424 if (code < 0)
f484a9fe 425 continue;
991473ad 426 menu_last_used_dev = dev_id;
f484a9fe 427 if (keys_old != menu_key_state)
3427e573 428 break;
429 }
430
f484a9fe 431 return menu_key_state;
3427e573 432}
433
b6820926 434/* wait for menu input, do autorepeat */
713c9224 435int in_menu_wait(int interesting, int autorep_delay_ms)
b6820926 436{
437 static int inp_prev = 0;
299acadc 438 static int repeats = 0;
9025b931 439 int ret, release = 0, wait = 450;
b6820926 440
299acadc 441 if (repeats)
713c9224 442 wait = autorep_delay_ms;
b6820926 443
299acadc 444 ret = in_menu_wait_any(wait);
445 if (ret == inp_prev)
446 repeats++;
b6820926 447
448 while (!(ret & interesting)) {
449 ret = in_menu_wait_any(-1);
450 release = 1;
451 }
452
299acadc 453 if (release || ret != inp_prev)
b6820926 454 repeats = 0;
299acadc 455
b6820926 456 inp_prev = ret;
457
299acadc 458 /* we don't need diagonals in menus */
b6820926 459 if ((ret & PBTN_UP) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
460 if ((ret & PBTN_UP) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
461 if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
462 if ((ret & PBTN_DOWN) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
463
464 return ret;
465}
466
819ef025 467const int *in_get_dev_binds(int dev_id)
468{
469 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
470 return NULL;
471
472 return in_devices[dev_id].binds;
473}
474
475const int *in_get_dev_def_binds(int dev_id)
476{
819ef025 477 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
478 return NULL;
479
093b8a42 480 return in_devices[dev_id].binds + in_devices[dev_id].key_count * IN_BINDTYPE_COUNT;
819ef025 481}
482
9025b931 483int in_get_dev_info(int dev_id, int what)
819ef025 484{
485 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
486 return 0;
487
9025b931 488 switch (what) {
489 case IN_INFO_BIND_COUNT:
093b8a42 490 return in_devices[dev_id].key_count;
9025b931 491 case IN_INFO_DOES_COMBOS:
492 return in_devices[dev_id].does_combos;
493 }
494
495 return 0;
819ef025 496}
497
713c9224 498const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix)
819ef025 499{
713c9224 500 const char *name, *tmp;
501
819ef025 502 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
503 return NULL;
504
b6820926 505 if (must_be_active && !in_devices[dev_id].probed)
506 return NULL;
713c9224 507
508 name = in_devices[dev_id].name;
8c2a3661 509 if (name == NULL || !skip_pfix)
510 return name;
027c898c 511
8c2a3661 512 /* skip prefix */
713c9224 513 tmp = strchr(name, ':');
514 if (tmp != NULL)
515 name = tmp + 1;
516
517 return name;
819ef025 518}
519
f484a9fe 520/* never returns NULL */
3427e573 521const char *in_get_key_name(int dev_id, int keycode)
522{
f484a9fe 523 static char xname[16];
524 const char *name;
525
991473ad 526 if (dev_id < 0) /* want last used dev? */
527 dev_id = menu_last_used_dev;
528
3427e573 529 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
530 return "Unkn0";
819ef025 531
991473ad 532 if (keycode < 0) /* want name for menu key? */
533 keycode = DRV(in_devices[dev_id].drv_id).menu_translate(keycode);
534
f484a9fe 535 name = DRV(in_devices[dev_id].drv_id).get_key_name(keycode);
536 if (name != NULL)
537 return name;
538
539 /* assume scancode */
540 if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
541 || (keycode >= 'A' && keycode <= 'Z'))
542 sprintf(xname, "%c", keycode);
543 else
544 sprintf(xname, "\\x%02X", keycode);
545 return xname;
546}
547
37807164 548int in_bind_key(int dev_id, int keycode, int mask, int bind_type, int force_unbind)
f484a9fe 549{
550 int ret, count;
551 in_dev_t *dev;
552
093b8a42 553 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
f484a9fe 554 return -1;
093b8a42 555
f484a9fe 556 dev = &in_devices[dev_id];
093b8a42 557 count = dev->key_count;
f484a9fe 558
559 if (dev->binds == NULL) {
560 if (force_unbind)
561 return 0;
093b8a42 562 dev->binds = in_alloc_binds(dev->drv_id, count);
f484a9fe 563 if (dev->binds == NULL)
564 return -1;
565 }
566
f484a9fe 567 if (keycode < 0 || keycode >= count)
568 return -1;
569
570 if (force_unbind)
093b8a42 571 dev->binds[IN_BIND_OFFS(keycode, bind_type)] &= ~mask;
f484a9fe 572 else
093b8a42 573 dev->binds[IN_BIND_OFFS(keycode, bind_type)] ^= mask;
f484a9fe 574
093b8a42 575 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds,
576 dev->binds + count * IN_BINDTYPE_COUNT);
f484a9fe 577 if (ret == 0) {
578 free(dev->binds);
579 dev->binds = NULL;
580 }
581
582 return 0;
819ef025 583}
584
37807164 585void in_unbind_all(int dev_id, int act_mask, int bind_type)
586{
587 int i, count;
588 in_dev_t *dev;
589
590 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
591 return;
592
593 dev = &in_devices[dev_id];
594 count = dev->key_count;
595
596 if (dev->binds == NULL)
597 return;
598
599 for (i = 0; i < count; i++)
600 dev->binds[IN_BIND_OFFS(i, bind_type)] &= ~act_mask;
601}
602
819ef025 603/* returns device id, or -1 on error */
604int in_config_parse_dev(const char *name)
605{
606 int drv_id = -1, i;
607
608 for (i = 0; i < IN_DRVID_COUNT; i++) {
609 int len = strlen(in_drivers[i].prefix);
610 if (strncmp(name, in_drivers[i].prefix, len) == 0) {
611 drv_id = i;
612 break;
613 }
614 }
615
616 if (drv_id < 0) {
ba86b61e 617 lprintf("input: missing driver for %s\n", name);
819ef025 618 return -1;
619 }
620
621 for (i = 0; i < in_dev_count; i++)
622 {
623 if (in_devices[i].name == NULL)
624 continue;
625 if (strcmp(in_devices[i].name, name) == 0)
626 return i;
627 }
628
629 if (i >= IN_MAX_DEVS)
630 {
631 /* try to find unused device */
632 for (i = 0; i < IN_MAX_DEVS; i++)
633 if (in_devices[i].name == NULL) break;
634 if (i >= IN_MAX_DEVS) {
ba86b61e 635 lprintf("input: too many devices, can't add %s\n", name);
819ef025 636 return -1;
637 }
638 }
639
640 memset(&in_devices[i], 0, sizeof(in_devices[i]));
641
642 in_devices[i].name = strdup(name);
643 if (in_devices[i].name == NULL)
644 return -1;
645
093b8a42 646 in_devices[i].key_count = DRV(drv_id).get_bind_count();
647 in_devices[i].drv_id = drv_id;
648
819ef025 649 if (i + 1 > in_dev_count)
650 in_dev_count = i + 1;
819ef025 651
652 return i;
653}
654
299acadc 655/*
656 * To reduce size of game specific configs, default binds are not saved.
657 * So we mark default binds in in_config_start(), override them in in_config_bind_key(),
658 * and restore whatever default binds are left in in_config_end().
659 */
819ef025 660void in_config_start(void)
661{
662 int i;
663
664 /* mark all default binds, so they get overwritten by func below */
665 for (i = 0; i < IN_MAX_DEVS; i++) {
666 int n, count, *binds, *def_binds;
667
f484a9fe 668 binds = in_devices[i].binds;
669 if (binds == NULL)
819ef025 670 continue;
671
093b8a42 672 count = in_devices[i].key_count;
673 def_binds = binds + count * IN_BINDTYPE_COUNT;
819ef025 674
093b8a42 675 for (n = 0; n < count * IN_BINDTYPE_COUNT; n++)
819ef025 676 if (binds[n] == def_binds[n])
677 binds[n] = -1;
678 }
679}
680
093b8a42 681int in_config_bind_key(int dev_id, const char *key, int acts, int bind_type)
819ef025 682{
f484a9fe 683 in_dev_t *dev;
093b8a42 684 int i, offs, kc;
819ef025 685
093b8a42 686 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
819ef025 687 return -1;
f484a9fe 688 dev = &in_devices[dev_id];
819ef025 689
f484a9fe 690 /* maybe a raw code? */
691 if (key[0] == '\\' && key[1] == 'x') {
692 char *p = NULL;
693 kc = (int)strtoul(key + 2, &p, 16);
694 if (p == NULL || *p != 0)
695 kc = -1;
696 }
697 else {
698 /* device specific key name */
699 if (dev->binds == NULL) {
093b8a42 700 dev->binds = in_alloc_binds(dev->drv_id, dev->key_count);
f484a9fe 701 if (dev->binds == NULL)
702 return -1;
703 in_config_start();
704 }
705
706 kc = DRV(dev->drv_id).get_key_code(key);
707 if (kc < 0 && strlen(key) == 1) {
708 /* assume scancode */
709 kc = key[0];
710 }
819ef025 711 }
712
093b8a42 713 if (kc < 0 || kc >= dev->key_count) {
ba86b61e 714 lprintf("input: bad key: %s\n", key);
819ef025 715 return -1;
3427e573 716 }
717
093b8a42 718 if (bind_type == IN_BINDTYPE_NONE) {
719 for (i = 0; i < IN_BINDTYPE_COUNT; i++)
720 dev->binds[IN_BIND_OFFS(kc, i)] = 0;
721 return 0;
722 }
819ef025 723
093b8a42 724 offs = IN_BIND_OFFS(kc, bind_type);
725 if (dev->binds[offs] == -1)
726 dev->binds[offs] = 0;
727 dev->binds[offs] |= acts;
819ef025 728 return 0;
729}
730
731void in_config_end(void)
732{
733 int i;
734
735 for (i = 0; i < IN_MAX_DEVS; i++) {
c5c73e2f 736 int n, t, ret, count, *binds, *def_binds;
f484a9fe 737 in_dev_t *dev = &in_devices[i];
819ef025 738
f484a9fe 739 if (dev->binds == NULL)
819ef025 740 continue;
741
093b8a42 742 count = dev->key_count;
f484a9fe 743 binds = dev->binds;
093b8a42 744 def_binds = binds + count * IN_BINDTYPE_COUNT;
819ef025 745
c5c73e2f 746 for (n = 0; n < count; n++) {
747 int is_default = 1;
748 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
749 if (binds[IN_BIND_OFFS(n, t)] == -1)
750 binds[IN_BIND_OFFS(n, t)] = 0;
751 else
752 is_default = 0;
753
754 if (is_default)
755 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
756 binds[IN_BIND_OFFS(n, t)] = def_binds[IN_BIND_OFFS(n, t)];
757 }
819ef025 758
f484a9fe 759 if (dev->drv_data == NULL)
819ef025 760 continue;
761
093b8a42 762 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds, def_binds);
819ef025 763 if (ret == 0) {
764 /* no useable binds */
f484a9fe 765 free(dev->binds);
766 dev->binds = NULL;
819ef025 767 }
768 }
3427e573 769}
770
819ef025 771void in_debug_dump(void)
772{
773 int i;
774
ba86b61e 775 lprintf("# drv probed binds name\n");
819ef025 776 for (i = 0; i < IN_MAX_DEVS; i++) {
777 in_dev_t *d = &in_devices[i];
778 if (!d->probed && d->name == NULL && d->binds == NULL)
779 continue;
ba86b61e 780 lprintf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n',
819ef025 781 d->binds ? 'y' : 'n', d->name);
782 }
783}
784
785/* handlers for unknown/not_preset drivers */
786
787static void in_def_probe(void) {}
788static void in_def_free(void *drv_data) {}
789static int in_def_get_bind_count(void) { return 0; }
790static void in_def_get_def_binds(int *binds) {}
093b8a42 791static int in_def_clean_binds(void *drv_data, int *b, int *db) { return 0; }
819ef025 792static void in_def_set_blocking(void *data, int y) {}
7201dc73 793static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; }
819ef025 794static int in_def_menu_translate(int keycode) { return keycode; }
795static int in_def_get_key_code(const char *key_name) { return 0; }
796static const char *in_def_get_key_name(int keycode) { return NULL; }
797
e1f99f2b 798void in_init(void)
799{
819ef025 800 int i;
801
802 memset(in_drivers, 0, sizeof(in_drivers));
e1f99f2b 803 memset(in_devices, 0, sizeof(in_devices));
804 in_dev_count = 0;
819ef025 805
806 for (i = 0; i < IN_DRVID_COUNT; i++) {
807 in_drivers[i].prefix = "none:";
808 in_drivers[i].probe = in_def_probe;
809 in_drivers[i].free = in_def_free;
810 in_drivers[i].get_bind_count = in_def_get_bind_count;
811 in_drivers[i].get_def_binds = in_def_get_def_binds;
812 in_drivers[i].clean_binds = in_def_clean_binds;
813 in_drivers[i].set_blocking = in_def_set_blocking;
7201dc73 814 in_drivers[i].update_keycode = in_def_update_keycode;
819ef025 815 in_drivers[i].menu_translate = in_def_menu_translate;
816 in_drivers[i].get_key_code = in_def_get_key_code;
817 in_drivers[i].get_key_name = in_def_get_key_name;
818 }
819
217d08bc 820#ifdef IN_GP2X
821 in_gp2x_init(&in_drivers[IN_DRVID_GP2X]);
822#endif
819ef025 823#ifdef IN_EVDEV
824 in_evdev_init(&in_drivers[IN_DRVID_EVDEV]);
825#endif
8a011923 826#ifdef IN_VK
823b9004 827 in_vk_init(&in_drivers[IN_DRVID_VK]);
8a011923 828#endif
e1f99f2b 829}
830
819ef025 831#if 0
e1f99f2b 832int main(void)
833{
3b13ec65 834 int ret;
835
e1f99f2b 836 in_init();
837 in_probe();
838
3427e573 839 in_set_blocking(1);
840
841#if 1
842 while (1) {
843 int dev = 0, down;
844 ret = in_update_keycode(&dev, &down);
ba86b61e 845 lprintf("#%i: %i %i (%s)\n", dev, down, ret, in_get_key_name(dev, ret));
3427e573 846 }
847#else
e1f99f2b 848 while (1) {
b6820926 849 ret = in_menu_wait_any();
ba86b61e 850 lprintf("%08x\n", ret);
e1f99f2b 851 }
3427e573 852#endif
e1f99f2b 853
854 return 0;
855}
819ef025 856#endif