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);
359 /* update_keycode() might return -1 when some not interesting
360 * event happened, like sync event for evdev. */
364 if (timeout_ms >= 0) {
365 unsigned int ticks2 = plat_get_ticks_ms();
366 timeout_ms -= ticks2 - ticks;
376 /* keep track of menu key state, to allow mixing
377 * in_update_keycode() and in_menu_wait_any() calls */
378 result_menu = drv->menu_translate(in_devices[dev_id].drv_data, result);
379 if (result_menu != 0) {
381 menu_key_state |= result_menu;
383 menu_key_state &= ~result_menu;
386 if (dev_id_out != NULL)
387 *dev_id_out = dev_id;
388 if (is_down_out != NULL)
389 *is_down_out = is_down;
393 /* same as above, only return bitfield of PBTN_* */
394 int in_menu_wait_any(int timeout_ms)
396 int keys_old = menu_key_state;
400 int code, is_down = 0, dev_id = 0;
402 code = in_update_keycode(&dev_id, &is_down, timeout_ms);
406 if (keys_old != menu_key_state) {
407 menu_last_used_dev = dev_id;
412 return menu_key_state;
415 /* wait for menu input, do autorepeat */
416 int in_menu_wait(int interesting, int autorep_delay_ms)
418 static int inp_prev = 0;
419 static int repeats = 0;
420 int ret, release = 0, wait = 450;
423 wait = autorep_delay_ms;
425 ret = in_menu_wait_any(wait);
429 while (!(ret & interesting)) {
430 ret = in_menu_wait_any(-1);
434 if (release || ret != inp_prev)
439 /* we don't need diagonals in menus */
440 if ((ret & PBTN_UP) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
441 if ((ret & PBTN_UP) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
442 if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
443 if ((ret & PBTN_DOWN) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
448 const int *in_get_dev_binds(int dev_id)
450 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
453 return in_devices[dev_id].binds;
456 const int *in_get_dev_def_binds(int dev_id)
458 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
461 return in_devices[dev_id].binds + in_devices[dev_id].key_count * IN_BINDTYPE_COUNT;
464 int in_get_config(int dev_id, int what, void *val)
469 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || val == NULL)
472 dev = &in_devices[dev_id];
474 case IN_CFG_BIND_COUNT:
475 *ival = dev->key_count;
477 case IN_CFG_DOES_COMBOS:
478 *ival = dev->does_combos;
480 case IN_CFG_BLOCKING:
481 case IN_CFG_KEY_NAMES:
482 return -1; /* not implemented */
484 return DRV(dev->drv_id).get_config(dev->drv_data, what, ival);
490 static int in_set_blocking(int is_blocking)
494 /* have_async_devs means we will have to do all reads async anyway.. */
495 if (!in_have_async_devs) {
496 for (i = 0; i < in_dev_count; i++) {
497 if (in_devices[i].probed)
498 DRV(in_devices[i].drv_id).set_config(in_devices[i].drv_data,
499 IN_CFG_BLOCKING, is_blocking);
507 ret = in_update_keycode(NULL, NULL, 0);
513 int in_set_config(int dev_id, int what, const void *val, int size)
515 const int *ival = val;
518 if (what == IN_CFG_BLOCKING)
519 return in_set_blocking(*ival);
521 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
524 dev = &in_devices[dev_id];
525 if (what == IN_CFG_KEY_NAMES) {
526 const char * const *names = val;
527 int count = size / sizeof(names[0]);
529 if (count < dev->key_count) {
530 lprintf("input: set_key_names: not enough keys\n");
534 dev->key_names = names;
538 return DRV(dev->drv_id).set_config(dev->drv_data, what, *ival);
541 const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix)
543 const char *name, *tmp;
545 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
548 if (must_be_active && !in_devices[dev_id].probed)
551 name = in_devices[dev_id].name;
552 if (name == NULL || !skip_pfix)
556 tmp = strchr(name, ':');
563 int in_name_to_id(const char *dev_name)
567 for (i = 0; i < in_dev_count; i++)
568 if (strcmp(dev_name, in_devices[i].name) == 0)
571 if (i >= in_dev_count) {
572 lprintf("input: in_name_to_id: no such device: %s\n", dev_name);
579 /* never returns NULL */
580 const char *in_get_key_name(int dev_id, int keycode)
582 const char *name = NULL;
583 static char xname[16];
586 if (dev_id < 0) /* want last used dev? */
587 dev_id = menu_last_used_dev;
589 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
592 dev = &in_devices[dev_id];
593 if (keycode < 0) /* want name for menu key? */
594 keycode = DRV(dev->drv_id).menu_translate(dev->drv_data, keycode);
596 if (dev->key_names != NULL && 0 <= keycode && keycode < dev->key_count)
597 name = dev->key_names[keycode];
601 name = DRV(dev->drv_id).get_key_name(keycode);
605 /* assume scancode */
606 if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
607 || (keycode >= 'A' && keycode <= 'Z'))
608 sprintf(xname, "%c", keycode);
610 sprintf(xname, "\\x%02X", keycode);
614 int in_bind_key(int dev_id, int keycode, int mask, int bind_type, int force_unbind)
619 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
622 dev = &in_devices[dev_id];
623 count = dev->key_count;
625 if (dev->binds == NULL) {
628 dev->binds = in_alloc_binds(dev->drv_id, count);
629 if (dev->binds == NULL)
633 if (keycode < 0 || keycode >= count)
637 dev->binds[IN_BIND_OFFS(keycode, bind_type)] &= ~mask;
639 dev->binds[IN_BIND_OFFS(keycode, bind_type)] ^= mask;
641 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds,
642 dev->binds + count * IN_BINDTYPE_COUNT);
651 void in_unbind_all(int dev_id, int act_mask, int bind_type)
656 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
659 dev = &in_devices[dev_id];
660 count = dev->key_count;
662 if (dev->binds == NULL)
665 for (i = 0; i < count; i++)
666 dev->binds[IN_BIND_OFFS(i, bind_type)] &= ~act_mask;
669 /* returns device id, or -1 on error */
670 int in_config_parse_dev(const char *name)
674 for (i = 0; i < IN_DRVID_COUNT; i++) {
675 int len = strlen(in_drivers[i].prefix);
676 if (strncmp(name, in_drivers[i].prefix, len) == 0) {
683 lprintf("input: missing driver for %s\n", name);
687 for (i = 0; i < in_dev_count; i++)
689 if (in_devices[i].name == NULL)
691 if (strcmp(in_devices[i].name, name) == 0)
695 if (i >= IN_MAX_DEVS)
697 /* try to find unused device */
698 for (i = 0; i < IN_MAX_DEVS; i++)
699 if (in_devices[i].name == NULL) break;
700 if (i >= IN_MAX_DEVS) {
701 lprintf("input: too many devices, can't add %s\n", name);
706 memset(&in_devices[i], 0, sizeof(in_devices[i]));
708 in_devices[i].name = strdup(name);
709 if (in_devices[i].name == NULL)
712 in_devices[i].key_count = DRV(drv_id).get_bind_count();
713 in_devices[i].drv_id = drv_id;
715 if (i + 1 > in_dev_count)
716 in_dev_count = i + 1;
722 * To reduce size of game specific configs, default binds are not saved.
723 * So we mark default binds in in_config_start(), override them in in_config_bind_key(),
724 * and restore whatever default binds are left in in_config_end().
726 void in_config_start(void)
730 /* mark all default binds, so they get overwritten by func below */
731 for (i = 0; i < IN_MAX_DEVS; i++) {
732 int n, count, *binds, *def_binds;
734 binds = in_devices[i].binds;
738 count = in_devices[i].key_count;
739 def_binds = binds + count * IN_BINDTYPE_COUNT;
741 for (n = 0; n < count * IN_BINDTYPE_COUNT; n++)
742 if (binds[n] == def_binds[n])
747 int in_config_bind_key(int dev_id, const char *key, int acts, int bind_type)
752 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
754 dev = &in_devices[dev_id];
756 /* maybe a raw code? */
757 if (key[0] == '\\' && key[1] == 'x') {
759 kc = (int)strtoul(key + 2, &p, 16);
760 if (p == NULL || *p != 0)
764 /* device specific key name */
765 if (dev->binds == NULL) {
766 dev->binds = in_alloc_binds(dev->drv_id, dev->key_count);
767 if (dev->binds == NULL)
773 if (dev->key_names != NULL) {
774 for (i = 0; i < dev->key_count; i++) {
775 const char *k = dev->key_names[i];
776 if (k != NULL && strcasecmp(k, key) == 0) {
784 kc = DRV(dev->drv_id).get_key_code(key);
785 if (kc < 0 && strlen(key) == 1) {
786 /* assume scancode */
791 if (kc < 0 || kc >= dev->key_count) {
792 lprintf("input: bad key: %s\n", key);
796 if (bind_type == IN_BINDTYPE_NONE) {
797 for (i = 0; i < IN_BINDTYPE_COUNT; i++)
798 dev->binds[IN_BIND_OFFS(kc, i)] = 0;
802 offs = IN_BIND_OFFS(kc, bind_type);
803 if (dev->binds[offs] == -1)
804 dev->binds[offs] = 0;
805 dev->binds[offs] |= acts;
809 void in_config_end(void)
813 for (i = 0; i < IN_MAX_DEVS; i++) {
814 int n, t, ret, count, *binds, *def_binds;
815 in_dev_t *dev = &in_devices[i];
817 if (dev->binds == NULL)
820 count = dev->key_count;
822 def_binds = binds + count * IN_BINDTYPE_COUNT;
824 for (n = 0; n < count; n++) {
826 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
827 if (binds[IN_BIND_OFFS(n, t)] == -1)
828 binds[IN_BIND_OFFS(n, t)] = 0;
833 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
834 binds[IN_BIND_OFFS(n, t)] = def_binds[IN_BIND_OFFS(n, t)];
837 if (dev->drv_data == NULL)
840 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds, def_binds);
842 /* no useable binds */
849 void in_debug_dump(void)
853 lprintf("# drv probed binds name\n");
854 for (i = 0; i < IN_MAX_DEVS; i++) {
855 in_dev_t *d = &in_devices[i];
856 if (!d->probed && d->name == NULL && d->binds == NULL)
858 lprintf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n',
859 d->binds ? 'y' : 'n', d->name);
863 /* handlers for unknown/not_preset drivers */
865 static void in_def_probe(void) {}
866 static void in_def_free(void *drv_data) {}
867 static int in_def_get_bind_count(void) { return 0; }
868 static void in_def_get_def_binds(int *binds) {}
869 static int in_def_clean_binds(void *drv_data, int *b, int *db) { return 0; }
870 static int in_def_get_config(void *drv_data, int what, int *val) { return -1; }
871 static int in_def_set_config(void *drv_data, int what, int val) { return -1; }
872 static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; }
873 static int in_def_menu_translate(void *drv_data, int keycode) { return keycode; }
874 static int in_def_get_key_code(const char *key_name) { return -1; }
875 static const char *in_def_get_key_name(int keycode) { return NULL; }
881 memset(in_drivers, 0, sizeof(in_drivers));
882 memset(in_devices, 0, sizeof(in_devices));
885 for (i = 0; i < IN_DRVID_COUNT; i++) {
886 in_drivers[i].prefix = "none:";
887 in_drivers[i].probe = in_def_probe;
888 in_drivers[i].free = in_def_free;
889 in_drivers[i].get_bind_count = in_def_get_bind_count;
890 in_drivers[i].get_def_binds = in_def_get_def_binds;
891 in_drivers[i].clean_binds = in_def_clean_binds;
892 in_drivers[i].get_config = in_def_get_config;
893 in_drivers[i].set_config = in_def_set_config;
894 in_drivers[i].update_keycode = in_def_update_keycode;
895 in_drivers[i].menu_translate = in_def_menu_translate;
896 in_drivers[i].get_key_code = in_def_get_key_code;
897 in_drivers[i].get_key_name = in_def_get_key_name;
901 in_gp2x_init(&in_drivers[IN_DRVID_GP2X]);
904 in_evdev_init(&in_drivers[IN_DRVID_EVDEV]);
907 in_vk_init(&in_drivers[IN_DRVID_VK]);
924 ret = in_update_keycode(&dev, &down);
925 lprintf("#%i: %i %i (%s)\n", dev, down, ret, in_get_key_name(dev, ret));
929 ret = in_menu_wait_any();
930 lprintf("%08x\n", ret);