10 #include "../linux/in_evdev.h"
13 #include "../gp2x/in_gp2x.h"
16 #include "../win32/in_vk.h"
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;
32 static in_drv_t in_drivers[IN_DRVID_COUNT];
33 static in_dev_t in_devices[IN_MAX_DEVS];
34 static int in_dev_count = 0;
35 static int in_have_async_devs = 0;
36 static int menu_key_state = 0;
37 static int menu_last_used_dev = 0;
39 #define DRV(id) in_drivers[(unsigned)(id) < IN_DRVID_COUNT ? (id) : 0]
42 static int *in_alloc_binds(int drv_id, int key_count)
46 binds = calloc(key_count * IN_BINDTYPE_COUNT * 2, sizeof(binds[0]));
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);
57 static void in_free(in_dev_t *dev)
60 DRV(dev->drv_id).free(dev->drv_data);
69 /* to be called by drivers
70 * async devices must set drv_fd_hnd to -1 */
71 void 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)
74 int i, ret, dupe_count = 0, *binds;
75 char name[256], *name_end, *tmp;
77 strncpy(name, nname, sizeof(name));
78 name[sizeof(name)-12] = 0;
79 name_end = name + strlen(name);
81 for (i = 0; i < in_dev_count; i++)
83 if (in_devices[i].name == NULL)
85 if (strcmp(in_devices[i].name, name) == 0)
87 if (in_devices[i].probed) {
89 sprintf(name_end, " [%d]", dupe_count);
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);
105 in_free(&in_devices[i]);
112 binds = in_alloc_binds(drv_id, key_count);
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;
124 lprintf("input: new device #%d \"%s\"\n", i, name);
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;
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);
137 /* no useable binds */
138 free(in_devices[i].binds);
139 in_devices[i].binds = NULL;
144 /* key combo handling, to be called by drivers that support it.
145 * Only care about IN_BINDTYPE_EMU */
146 void in_combos_find(const int *binds, int last_key, int *combo_keys, int *combo_acts)
150 *combo_keys = *combo_acts = 0;
151 for (act = 0; act < sizeof(binds[0]) * 8; act++)
154 for (u = 0; u <= last_key; u++)
155 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act))
160 // loop again and mark those keys and actions as combo
161 for (u = 0; u <= last_key; u++)
163 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act)) {
164 *combo_keys |= 1 << u;
165 *combo_acts |= 1 << act;
172 int in_combos_do(int keys, const int *binds, int last_key, int combo_keys, int combo_acts)
176 for (i = 0; i <= last_key; i++)
180 if (!(keys & (1 << i)))
183 acts = binds[IN_BIND_OFFS(i, IN_BINDTYPE_EMU)];
187 if (!(combo_keys & (1 << i))) {
192 acts_c = acts & combo_acts;
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));
203 // add non-combo actions if combo ones were not found
205 ret |= acts & ~combo_acts;
215 in_have_async_devs = 0;
216 for (i = 0; i < in_dev_count; i++)
217 in_devices[i].probed = 0;
219 for (i = 1; i < IN_DRVID_COUNT; i++)
220 in_drivers[i].probe();
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) {
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]));
235 if (in_devices[i].probed && in_devices[i].drv_fd_hnd == -1)
236 in_have_async_devs = 1;
239 if (in_have_async_devs)
240 lprintf("input: async-only devices detected..\n");
246 int in_update(int *result)
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) {
257 ret |= in_evdev_update(dev->drv_data, dev->binds, result);
262 ret |= in_gp2x_update(dev->drv_data, dev->binds, result);
267 ret |= in_vk_update(dev->drv_data, dev->binds, result);
277 static int in_update_kc_async(int *dev_id_out, int *is_down_out, int timeout_ms)
279 int i, is_down, result;
282 ticks = plat_get_ticks_ms();
286 for (i = 0; i < in_dev_count; i++) {
287 in_dev_t *d = &in_devices[i];
291 result = DRV(d->drv_id).update_keycode(d->drv_data, &is_down);
298 *is_down_out = is_down;
302 if (timeout_ms >= 0 && (int)(plat_get_ticks_ms() - ticks) > timeout_ms)
312 * wait for a press, always return some keycode or -1 on timeout or error
314 int in_update_keycode(int *dev_id_out, int *is_down_out, int timeout_ms)
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;
322 if (in_have_async_devs) {
323 result = in_update_kc_async(&dev_id, &is_down, timeout_ms);
326 drv = &DRV(in_devices[dev_id].drv_id);
330 ticks = plat_get_ticks_ms();
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;
338 /* don't deadlock, fail */
339 lprintf("input: failed to find devices to read\n");
345 ret = plat_wait_event(fds_hnds, count, timeout_ms);
349 for (i = 0; i < in_dev_count; i++) {
350 if (in_devices[i].drv_fd_hnd == ret) {
356 drv = &DRV(in_devices[dev_id].drv_id);
357 result = drv->update_keycode(in_devices[dev_id].drv_data, &is_down);
361 if (timeout_ms >= 0) {
362 unsigned int ticks2 = plat_get_ticks_ms();
363 timeout_ms -= ticks2 - ticks;
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) {
378 menu_key_state |= result_menu;
380 menu_key_state &= ~result_menu;
383 if (dev_id_out != NULL)
384 *dev_id_out = dev_id;
385 if (is_down_out != NULL)
386 *is_down_out = is_down;
390 /* same as above, only return bitfield of PBTN_* */
391 int in_menu_wait_any(int timeout_ms)
393 int keys_old = menu_key_state;
397 int code, is_down = 0, dev_id = 0;
399 code = in_update_keycode(&dev_id, &is_down, timeout_ms);
403 if (keys_old != menu_key_state) {
404 menu_last_used_dev = dev_id;
409 return menu_key_state;
412 /* wait for menu input, do autorepeat */
413 int in_menu_wait(int interesting, int autorep_delay_ms)
415 static int inp_prev = 0;
416 static int repeats = 0;
417 int ret, release = 0, wait = 450;
420 wait = autorep_delay_ms;
422 ret = in_menu_wait_any(wait);
426 while (!(ret & interesting)) {
427 ret = in_menu_wait_any(-1);
431 if (release || ret != inp_prev)
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;
445 const int *in_get_dev_binds(int dev_id)
447 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
450 return in_devices[dev_id].binds;
453 const int *in_get_dev_def_binds(int dev_id)
455 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
458 return in_devices[dev_id].binds + in_devices[dev_id].key_count * IN_BINDTYPE_COUNT;
461 int in_get_config(int dev_id, int what, void *val)
466 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || val == NULL)
469 dev = &in_devices[dev_id];
471 case IN_CFG_BIND_COUNT:
472 *ival = dev->key_count;
474 case IN_CFG_DOES_COMBOS:
475 *ival = dev->does_combos;
477 case IN_CFG_BLOCKING:
478 case IN_CFG_KEY_NAMES:
479 return -1; /* not implemented */
481 return DRV(dev->drv_id).get_config(dev->drv_data, what, ival);
487 static int in_set_blocking(int is_blocking)
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);
504 ret = in_update_keycode(NULL, NULL, 0);
510 int in_set_config(int dev_id, int what, const void *val, int size)
512 const int *ival = val;
515 if (what == IN_CFG_BLOCKING)
516 return in_set_blocking(*ival);
518 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
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]);
526 if (count < dev->key_count) {
527 lprintf("input: set_key_names: not enough keys\n");
531 dev->key_names = names;
535 return DRV(dev->drv_id).set_config(dev->drv_data, what, *ival);
538 const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix)
540 const char *name, *tmp;
542 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
545 if (must_be_active && !in_devices[dev_id].probed)
548 name = in_devices[dev_id].name;
549 if (name == NULL || !skip_pfix)
553 tmp = strchr(name, ':');
560 int in_name_to_id(const char *dev_name)
564 for (i = 0; i < in_dev_count; i++)
565 if (strcmp(dev_name, in_devices[i].name) == 0)
568 if (i >= in_dev_count) {
569 lprintf("input: in_name_to_id: no such device: %s\n", dev_name);
576 /* never returns NULL */
577 const char *in_get_key_name(int dev_id, int keycode)
579 const char *name = NULL;
580 static char xname[16];
583 if (dev_id < 0) /* want last used dev? */
584 dev_id = menu_last_used_dev;
586 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
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);
593 if (dev->key_names != NULL && 0 <= keycode && keycode < dev->key_count)
594 name = dev->key_names[keycode];
598 name = DRV(dev->drv_id).get_key_name(keycode);
602 /* assume scancode */
603 if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
604 || (keycode >= 'A' && keycode <= 'Z'))
605 sprintf(xname, "%c", keycode);
607 sprintf(xname, "\\x%02X", keycode);
611 int in_get_key_code(int dev_id, const char *key_name)
616 if (dev_id < 0) /* want last used dev? */
617 dev_id = menu_last_used_dev;
619 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
622 dev = &in_devices[dev_id];
623 if (dev->key_names == NULL)
626 for (i = 0; i < dev->key_count; i++)
627 if (dev->key_names[i] && strcasecmp(dev->key_names[i], key_name) == 0)
633 int in_bind_key(int dev_id, int keycode, int mask, int bind_type, int force_unbind)
638 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
641 dev = &in_devices[dev_id];
642 count = dev->key_count;
644 if (dev->binds == NULL) {
647 dev->binds = in_alloc_binds(dev->drv_id, count);
648 if (dev->binds == NULL)
652 if (keycode < 0 || keycode >= count)
656 dev->binds[IN_BIND_OFFS(keycode, bind_type)] &= ~mask;
658 dev->binds[IN_BIND_OFFS(keycode, bind_type)] ^= mask;
660 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds,
661 dev->binds + count * IN_BINDTYPE_COUNT);
670 void in_unbind_all(int dev_id, int act_mask, int bind_type)
675 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
678 dev = &in_devices[dev_id];
679 count = dev->key_count;
681 if (dev->binds == NULL)
684 for (i = 0; i < count; i++)
685 dev->binds[IN_BIND_OFFS(i, bind_type)] &= ~act_mask;
688 /* returns device id, or -1 on error */
689 int in_config_parse_dev(const char *name)
693 for (i = 0; i < IN_DRVID_COUNT; i++) {
694 int len = strlen(in_drivers[i].prefix);
695 if (strncmp(name, in_drivers[i].prefix, len) == 0) {
702 lprintf("input: missing driver for %s\n", name);
706 for (i = 0; i < in_dev_count; i++)
708 if (in_devices[i].name == NULL)
710 if (strcmp(in_devices[i].name, name) == 0)
714 if (i >= IN_MAX_DEVS)
716 /* try to find unused device */
717 for (i = 0; i < IN_MAX_DEVS; i++)
718 if (in_devices[i].name == NULL) break;
719 if (i >= IN_MAX_DEVS) {
720 lprintf("input: too many devices, can't add %s\n", name);
725 memset(&in_devices[i], 0, sizeof(in_devices[i]));
727 in_devices[i].name = strdup(name);
728 if (in_devices[i].name == NULL)
731 in_devices[i].key_count = DRV(drv_id).get_bind_count();
732 in_devices[i].drv_id = drv_id;
734 if (i + 1 > in_dev_count)
735 in_dev_count = i + 1;
741 * To reduce size of game specific configs, default binds are not saved.
742 * So we mark default binds in in_config_start(), override them in in_config_bind_key(),
743 * and restore whatever default binds are left in in_config_end().
745 void in_config_start(void)
749 /* mark all default binds, so they get overwritten by func below */
750 for (i = 0; i < IN_MAX_DEVS; i++) {
751 int n, count, *binds, *def_binds;
753 binds = in_devices[i].binds;
757 count = in_devices[i].key_count;
758 def_binds = binds + count * IN_BINDTYPE_COUNT;
760 for (n = 0; n < count * IN_BINDTYPE_COUNT; n++)
761 if (binds[n] == def_binds[n])
766 int in_config_bind_key(int dev_id, const char *key, int acts, int bind_type)
771 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
773 dev = &in_devices[dev_id];
775 /* maybe a raw code? */
776 if (key[0] == '\\' && key[1] == 'x') {
778 kc = (int)strtoul(key + 2, &p, 16);
779 if (p == NULL || *p != 0)
783 /* device specific key name */
784 if (dev->binds == NULL) {
785 dev->binds = in_alloc_binds(dev->drv_id, dev->key_count);
786 if (dev->binds == NULL)
792 if (dev->key_names != NULL) {
793 for (i = 0; i < dev->key_count; i++) {
794 const char *k = dev->key_names[i];
795 if (k != NULL && strcasecmp(k, key) == 0) {
803 kc = DRV(dev->drv_id).get_key_code(key);
804 if (kc < 0 && strlen(key) == 1) {
805 /* assume scancode */
810 if (kc < 0 || kc >= dev->key_count) {
811 lprintf("input: bad key: %s\n", key);
815 if (bind_type == IN_BINDTYPE_NONE) {
816 for (i = 0; i < IN_BINDTYPE_COUNT; i++)
817 dev->binds[IN_BIND_OFFS(kc, i)] = 0;
821 offs = IN_BIND_OFFS(kc, bind_type);
822 if (dev->binds[offs] == -1)
823 dev->binds[offs] = 0;
824 dev->binds[offs] |= acts;
828 void in_config_end(void)
832 for (i = 0; i < IN_MAX_DEVS; i++) {
833 int n, t, ret, count, *binds, *def_binds;
834 in_dev_t *dev = &in_devices[i];
836 if (dev->binds == NULL)
839 count = dev->key_count;
841 def_binds = binds + count * IN_BINDTYPE_COUNT;
843 for (n = 0; n < count; n++) {
845 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
846 if (binds[IN_BIND_OFFS(n, t)] == -1)
847 binds[IN_BIND_OFFS(n, t)] = 0;
852 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
853 binds[IN_BIND_OFFS(n, t)] = def_binds[IN_BIND_OFFS(n, t)];
856 if (dev->drv_data == NULL)
859 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds, def_binds);
861 /* no useable binds */
868 void in_debug_dump(void)
872 lprintf("# drv probed binds name\n");
873 for (i = 0; i < IN_MAX_DEVS; i++) {
874 in_dev_t *d = &in_devices[i];
875 if (!d->probed && d->name == NULL && d->binds == NULL)
877 lprintf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n',
878 d->binds ? 'y' : 'n', d->name);
882 /* handlers for unknown/not_preset drivers */
884 static void in_def_probe(void) {}
885 static void in_def_free(void *drv_data) {}
886 static int in_def_get_bind_count(void) { return 0; }
887 static void in_def_get_def_binds(int *binds) {}
888 static int in_def_clean_binds(void *drv_data, int *b, int *db) { return 0; }
889 static int in_def_get_config(void *drv_data, int what, int *val) { return -1; }
890 static int in_def_set_config(void *drv_data, int what, int val) { return -1; }
891 static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; }
892 static int in_def_menu_translate(void *drv_data, int keycode) { return keycode; }
893 static int in_def_get_key_code(const char *key_name) { return -1; }
894 static const char *in_def_get_key_name(int keycode) { return NULL; }
900 memset(in_drivers, 0, sizeof(in_drivers));
901 memset(in_devices, 0, sizeof(in_devices));
904 for (i = 0; i < IN_DRVID_COUNT; i++) {
905 in_drivers[i].prefix = "none:";
906 in_drivers[i].probe = in_def_probe;
907 in_drivers[i].free = in_def_free;
908 in_drivers[i].get_bind_count = in_def_get_bind_count;
909 in_drivers[i].get_def_binds = in_def_get_def_binds;
910 in_drivers[i].clean_binds = in_def_clean_binds;
911 in_drivers[i].get_config = in_def_get_config;
912 in_drivers[i].set_config = in_def_set_config;
913 in_drivers[i].update_keycode = in_def_update_keycode;
914 in_drivers[i].menu_translate = in_def_menu_translate;
915 in_drivers[i].get_key_code = in_def_get_key_code;
916 in_drivers[i].get_key_name = in_def_get_key_name;
920 in_gp2x_init(&in_drivers[IN_DRVID_GP2X]);
923 in_evdev_init(&in_drivers[IN_DRVID_EVDEV]);
926 in_vk_init(&in_drivers[IN_DRVID_VK]);
943 ret = in_update_keycode(&dev, &down);
944 lprintf("#%i: %i %i (%s)\n", dev, down, ret, in_get_key_name(dev, ret));
948 ret = in_menu_wait_any();
949 lprintf("%08x\n", ret);