7 #include "../linux/in_evdev.h"
8 #include "../gp2x/in_gp2x.h"
17 int *binds; /* total = key_count * bindtypes * 2 */
22 static in_drv_t in_drivers[IN_DRVID_COUNT];
23 static in_dev_t in_devices[IN_MAX_DEVS];
24 static int in_dev_count = 0;
25 static int in_have_async_devs = 0;
26 static int menu_key_state = 0;
27 static int menu_last_used_dev = 0;
29 #define DRV(id) in_drivers[(unsigned)(id) < IN_DRVID_COUNT ? (id) : 0]
32 static int *in_alloc_binds(int drv_id, int key_count)
36 binds = calloc(key_count * IN_BINDTYPE_COUNT * 2, sizeof(binds[0]));
40 DRV(drv_id).get_def_binds(binds + key_count * IN_BINDTYPE_COUNT);
41 memcpy(binds, binds + key_count * IN_BINDTYPE_COUNT,
42 sizeof(binds[0]) * key_count * IN_BINDTYPE_COUNT);
47 static void in_free(in_dev_t *dev)
50 DRV(dev->drv_id).free(dev->drv_data);
59 /* to be called by drivers
60 * async devices must set drv_fd_hnd to -1 */
61 void in_register(const char *nname, int drv_id, int drv_fd_hnd, void *drv_data,
62 int key_count, int combos)
64 int i, ret, dupe_count = 0, *binds;
65 char name[256], *name_end, *tmp;
67 strncpy(name, nname, sizeof(name));
68 name[sizeof(name)-12] = 0;
69 name_end = name + strlen(name);
71 for (i = 0; i < in_dev_count; i++)
73 if (in_devices[i].name == NULL)
75 if (strcmp(in_devices[i].name, name) == 0)
77 if (in_devices[i].probed) {
79 sprintf(name_end, " [%d]", dupe_count);
88 /* try to find unused device */
89 for (i = 0; i < IN_MAX_DEVS; i++)
90 if (!in_devices[i].probed) break;
91 if (i >= IN_MAX_DEVS) {
92 printf("input: too many devices, can't add %s\n", name);
95 in_free(&in_devices[i]);
102 binds = in_alloc_binds(drv_id, key_count);
108 in_devices[i].name = tmp;
109 in_devices[i].binds = binds;
110 in_devices[i].key_count = key_count;
111 if (i + 1 > in_dev_count)
112 in_dev_count = i + 1;
114 printf("input: new device #%d \"%s\"\n", i, name);
116 in_devices[i].probed = 1;
117 in_devices[i].does_combos = combos;
118 in_devices[i].drv_id = drv_id;
119 in_devices[i].drv_fd_hnd = drv_fd_hnd;
120 in_devices[i].drv_data = drv_data;
122 if (in_devices[i].binds != NULL) {
123 ret = DRV(drv_id).clean_binds(drv_data, in_devices[i].binds,
124 in_devices[i].binds + key_count * IN_BINDTYPE_COUNT);
126 /* no useable binds */
127 free(in_devices[i].binds);
128 in_devices[i].binds = NULL;
133 /* key combo handling, to be called by drivers that support it.
134 * Only care about IN_BINDTYPE_EMU */
135 void in_combos_find(const int *binds, int last_key, int *combo_keys, int *combo_acts)
139 *combo_keys = *combo_acts = 0;
140 for (act = 0; act < sizeof(binds[0]) * 8; act++)
143 for (u = 0; u <= last_key; u++)
144 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act))
149 // loop again and mark those keys and actions as combo
150 for (u = 0; u <= last_key; u++)
152 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act)) {
153 *combo_keys |= 1 << u;
154 *combo_acts |= 1 << act;
161 int in_combos_do(int keys, const int *binds, int last_key, int combo_keys, int combo_acts)
165 for (i = 0; i <= last_key; i++)
169 if (!(keys & (1 << i)))
172 acts = binds[IN_BIND_OFFS(i, IN_BINDTYPE_EMU)];
176 if (!(combo_keys & (1 << i))) {
181 acts_c = acts & combo_acts;
184 // let's try to find the other one
185 for (u = i + 1; u <= last_key; u++)
186 if ( (keys & (1 << u)) && (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & acts_c) ) {
187 ret |= acts_c & binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)];
188 keys &= ~((1 << i) | (1 << u));
192 // add non-combo actions if combo ones were not found
194 ret |= acts & ~combo_acts;
204 in_have_async_devs = 0;
205 for (i = 0; i < in_dev_count; i++)
206 in_devices[i].probed = 0;
208 for (i = 1; i < IN_DRVID_COUNT; i++)
209 in_drivers[i].probe();
211 /* get rid of devs without binds and probes */
212 for (i = 0; i < in_dev_count; i++) {
213 if (!in_devices[i].probed && in_devices[i].binds == NULL) {
215 if (i < in_dev_count) {
216 free(in_devices[i].name);
217 memmove(&in_devices[i], &in_devices[i+1],
218 (in_dev_count - i) * sizeof(in_devices[0]));
224 if (in_devices[i].probed && in_devices[i].drv_fd_hnd == -1)
225 in_have_async_devs = 1;
228 if (in_have_async_devs)
229 printf("input: async-only devices detected..\n");
233 int in_update(int *result)
237 for (i = 0; i < in_dev_count; i++) {
238 in_dev_t *dev = &in_devices[i];
239 if (dev->probed && dev->binds != NULL) {
240 switch (dev->drv_id) {
243 ret |= in_evdev_update(dev->drv_data, dev->binds, result);
248 ret |= in_gp2x_update(dev->drv_data, dev->binds, result);
258 void in_set_blocking(int is_blocking)
262 /* have_async_devs means we will have to do all reads async anyway.. */
263 if (!in_have_async_devs) {
264 for (i = 0; i < in_dev_count; i++) {
265 if (in_devices[i].probed)
266 DRV(in_devices[i].drv_id).set_blocking(in_devices[i].drv_data, is_blocking);
274 ret = in_update_keycode(NULL, NULL, 0);
278 static int in_update_kc_async(int *dev_id_out, int *is_down_out, int timeout_ms)
280 int i, is_down, result;
283 ticks = plat_get_ticks_ms();
287 for (i = 0; i < in_dev_count; i++) {
288 in_dev_t *d = &in_devices[i];
292 result = DRV(d->drv_id).update_keycode(d->drv_data, &is_down);
299 *is_down_out = is_down;
303 if (timeout_ms >= 0 && (int)(plat_get_ticks_ms() - ticks) > timeout_ms)
313 * wait for a press, always return some keycode or -1 on timeout or error
315 int in_update_keycode(int *dev_id_out, int *is_down_out, int timeout_ms)
317 int result = -1, dev_id = 0, is_down, result_menu;
318 int fds_hnds[IN_MAX_DEVS];
319 int i, ret, count = 0;
320 in_drv_t *drv = NULL;
323 if (in_have_async_devs) {
324 result = in_update_kc_async(&dev_id, &is_down, timeout_ms);
327 drv = &DRV(in_devices[dev_id].drv_id);
331 ticks = plat_get_ticks_ms();
333 for (i = 0; i < in_dev_count; i++) {
334 if (in_devices[i].probed)
335 fds_hnds[count++] = in_devices[i].drv_fd_hnd;
339 /* don't deadlock, fail */
340 printf("input: failed to find devices to read\n");
346 ret = plat_wait_event(fds_hnds, count, timeout_ms);
350 for (i = 0; i < in_dev_count; i++) {
351 if (in_devices[i].drv_fd_hnd == ret) {
357 drv = &DRV(in_devices[dev_id].drv_id);
358 result = drv->update_keycode(in_devices[dev_id].drv_data, &is_down);
360 /* update_keycode() might return -1 when some not interesting
361 * event happened, like sync event for evdev. */
365 if (timeout_ms >= 0) {
366 unsigned int ticks2 = plat_get_ticks_ms();
367 timeout_ms -= ticks2 - ticks;
377 /* keep track of menu key state, to allow mixing
378 * in_update_keycode() and in_menu_wait_any() calls */
379 result_menu = drv->menu_translate(result);
380 if (result_menu != 0) {
382 menu_key_state |= result_menu;
384 menu_key_state &= ~result_menu;
387 if (dev_id_out != NULL)
388 *dev_id_out = dev_id;
389 if (is_down_out != NULL)
390 *is_down_out = is_down;
394 /* same as above, only return bitfield of PBTN_* */
395 int in_menu_wait_any(int timeout_ms)
397 int keys_old = menu_key_state;
401 int code, is_down = 0, dev_id = 0;
403 code = in_update_keycode(&dev_id, &is_down, timeout_ms);
405 code = DRV(in_devices[dev_id].drv_id).menu_translate(code);
411 menu_last_used_dev = dev_id;
412 if (keys_old != menu_key_state)
416 return menu_key_state;
419 /* wait for menu input, do autorepeat */
420 int in_menu_wait(int interesting, int autorep_delay_ms)
422 static int inp_prev = 0;
423 static int repeats = 0;
424 int ret, release = 0, wait = 450;
427 wait = autorep_delay_ms;
429 ret = in_menu_wait_any(wait);
433 while (!(ret & interesting)) {
434 ret = in_menu_wait_any(-1);
438 if (release || ret != inp_prev)
443 /* we don't need diagonals in menus */
444 if ((ret & PBTN_UP) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
445 if ((ret & PBTN_UP) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
446 if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
447 if ((ret & PBTN_DOWN) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
452 const int *in_get_dev_binds(int dev_id)
454 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
457 return in_devices[dev_id].binds;
460 const int *in_get_dev_def_binds(int dev_id)
462 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
465 return in_devices[dev_id].binds + in_devices[dev_id].key_count * IN_BINDTYPE_COUNT;
468 int in_get_dev_info(int dev_id, int what)
470 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
474 case IN_INFO_BIND_COUNT:
475 return in_devices[dev_id].key_count;
476 case IN_INFO_DOES_COMBOS:
477 return in_devices[dev_id].does_combos;
483 const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix)
485 const char *name, *tmp;
487 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
490 if (must_be_active && !in_devices[dev_id].probed)
493 name = in_devices[dev_id].name;
494 if (name == NULL || !skip_pfix)
498 tmp = strchr(name, ':');
505 /* never returns NULL */
506 const char *in_get_key_name(int dev_id, int keycode)
508 static char xname[16];
511 if (dev_id < 0) /* want last used dev? */
512 dev_id = menu_last_used_dev;
514 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
517 if (keycode < 0) /* want name for menu key? */
518 keycode = DRV(in_devices[dev_id].drv_id).menu_translate(keycode);
520 name = DRV(in_devices[dev_id].drv_id).get_key_name(keycode);
524 /* assume scancode */
525 if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
526 || (keycode >= 'A' && keycode <= 'Z'))
527 sprintf(xname, "%c", keycode);
529 sprintf(xname, "\\x%02X", keycode);
533 int in_bind_key(int dev_id, int keycode, int mask, int bind_type, int force_unbind)
538 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
541 dev = &in_devices[dev_id];
542 count = dev->key_count;
544 if (dev->binds == NULL) {
547 dev->binds = in_alloc_binds(dev->drv_id, count);
548 if (dev->binds == NULL)
552 if (keycode < 0 || keycode >= count)
556 dev->binds[IN_BIND_OFFS(keycode, bind_type)] &= ~mask;
558 dev->binds[IN_BIND_OFFS(keycode, bind_type)] ^= mask;
560 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds,
561 dev->binds + count * IN_BINDTYPE_COUNT);
570 void in_unbind_all(int dev_id, int act_mask, int bind_type)
575 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
578 dev = &in_devices[dev_id];
579 count = dev->key_count;
581 if (dev->binds == NULL)
584 for (i = 0; i < count; i++)
585 dev->binds[IN_BIND_OFFS(i, bind_type)] &= ~act_mask;
588 /* returns device id, or -1 on error */
589 int in_config_parse_dev(const char *name)
593 for (i = 0; i < IN_DRVID_COUNT; i++) {
594 int len = strlen(in_drivers[i].prefix);
595 if (strncmp(name, in_drivers[i].prefix, len) == 0) {
602 printf("input: missing driver for %s\n", name);
606 for (i = 0; i < in_dev_count; i++)
608 if (in_devices[i].name == NULL)
610 if (strcmp(in_devices[i].name, name) == 0)
614 if (i >= IN_MAX_DEVS)
616 /* try to find unused device */
617 for (i = 0; i < IN_MAX_DEVS; i++)
618 if (in_devices[i].name == NULL) break;
619 if (i >= IN_MAX_DEVS) {
620 printf("input: too many devices, can't add %s\n", name);
625 memset(&in_devices[i], 0, sizeof(in_devices[i]));
627 in_devices[i].name = strdup(name);
628 if (in_devices[i].name == NULL)
631 in_devices[i].key_count = DRV(drv_id).get_bind_count();
632 in_devices[i].drv_id = drv_id;
634 if (i + 1 > in_dev_count)
635 in_dev_count = i + 1;
641 * To reduce size of game specific configs, default binds are not saved.
642 * So we mark default binds in in_config_start(), override them in in_config_bind_key(),
643 * and restore whatever default binds are left in in_config_end().
645 void in_config_start(void)
649 /* mark all default binds, so they get overwritten by func below */
650 for (i = 0; i < IN_MAX_DEVS; i++) {
651 int n, count, *binds, *def_binds;
653 binds = in_devices[i].binds;
657 count = in_devices[i].key_count;
658 def_binds = binds + count * IN_BINDTYPE_COUNT;
660 for (n = 0; n < count * IN_BINDTYPE_COUNT; n++)
661 if (binds[n] == def_binds[n])
666 int in_config_bind_key(int dev_id, const char *key, int acts, int bind_type)
671 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
673 dev = &in_devices[dev_id];
675 /* maybe a raw code? */
676 if (key[0] == '\\' && key[1] == 'x') {
678 kc = (int)strtoul(key + 2, &p, 16);
679 if (p == NULL || *p != 0)
683 /* device specific key name */
684 if (dev->binds == NULL) {
685 dev->binds = in_alloc_binds(dev->drv_id, dev->key_count);
686 if (dev->binds == NULL)
691 kc = DRV(dev->drv_id).get_key_code(key);
692 if (kc < 0 && strlen(key) == 1) {
693 /* assume scancode */
698 if (kc < 0 || kc >= dev->key_count) {
699 printf("input: bad key: %s\n", key);
703 if (bind_type == IN_BINDTYPE_NONE) {
704 for (i = 0; i < IN_BINDTYPE_COUNT; i++)
705 dev->binds[IN_BIND_OFFS(kc, i)] = 0;
709 offs = IN_BIND_OFFS(kc, bind_type);
710 if (dev->binds[offs] == -1)
711 dev->binds[offs] = 0;
712 dev->binds[offs] |= acts;
716 void in_config_end(void)
720 for (i = 0; i < IN_MAX_DEVS; i++) {
721 int n, t, ret, count, *binds, *def_binds;
722 in_dev_t *dev = &in_devices[i];
724 if (dev->binds == NULL)
727 count = dev->key_count;
729 def_binds = binds + count * IN_BINDTYPE_COUNT;
731 for (n = 0; n < count; n++) {
733 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
734 if (binds[IN_BIND_OFFS(n, t)] == -1)
735 binds[IN_BIND_OFFS(n, t)] = 0;
740 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
741 binds[IN_BIND_OFFS(n, t)] = def_binds[IN_BIND_OFFS(n, t)];
744 if (dev->drv_data == NULL)
747 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds, def_binds);
749 /* no useable binds */
756 void in_debug_dump(void)
760 printf("# drv probed binds name\n");
761 for (i = 0; i < IN_MAX_DEVS; i++) {
762 in_dev_t *d = &in_devices[i];
763 if (!d->probed && d->name == NULL && d->binds == NULL)
765 printf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n',
766 d->binds ? 'y' : 'n', d->name);
770 /* handlers for unknown/not_preset drivers */
772 static void in_def_probe(void) {}
773 static void in_def_free(void *drv_data) {}
774 static int in_def_get_bind_count(void) { return 0; }
775 static void in_def_get_def_binds(int *binds) {}
776 static int in_def_clean_binds(void *drv_data, int *b, int *db) { return 0; }
777 static void in_def_set_blocking(void *data, int y) {}
778 static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; }
779 static int in_def_menu_translate(int keycode) { return keycode; }
780 static int in_def_get_key_code(const char *key_name) { return 0; }
781 static const char *in_def_get_key_name(int keycode) { return NULL; }
787 memset(in_drivers, 0, sizeof(in_drivers));
788 memset(in_devices, 0, sizeof(in_devices));
791 for (i = 0; i < IN_DRVID_COUNT; i++) {
792 in_drivers[i].prefix = "none:";
793 in_drivers[i].probe = in_def_probe;
794 in_drivers[i].free = in_def_free;
795 in_drivers[i].get_bind_count = in_def_get_bind_count;
796 in_drivers[i].get_def_binds = in_def_get_def_binds;
797 in_drivers[i].clean_binds = in_def_clean_binds;
798 in_drivers[i].set_blocking = in_def_set_blocking;
799 in_drivers[i].update_keycode = in_def_update_keycode;
800 in_drivers[i].menu_translate = in_def_menu_translate;
801 in_drivers[i].get_key_code = in_def_get_key_code;
802 in_drivers[i].get_key_name = in_def_get_key_name;
806 in_gp2x_init(&in_drivers[IN_DRVID_GP2X]);
809 in_evdev_init(&in_drivers[IN_DRVID_EVDEV]);
826 ret = in_update_keycode(&dev, &down);
827 printf("#%i: %i %i (%s)\n", dev, down, ret, in_get_key_name(dev, ret));
831 ret = in_menu_wait_any();
832 printf("%08x\n", ret);