8 #include "../linux/in_evdev.h"
9 #include "../gp2x/in_gp2x.h"
10 #include "../win32/in_vk.h"
19 int *binds; /* total = key_count * bindtypes * 2 */
24 static in_drv_t in_drivers[IN_DRVID_COUNT];
25 static in_dev_t in_devices[IN_MAX_DEVS];
26 static int in_dev_count = 0;
27 static int in_have_async_devs = 0;
28 static int menu_key_state = 0;
29 static int menu_last_used_dev = 0;
31 #define DRV(id) in_drivers[(unsigned)(id) < IN_DRVID_COUNT ? (id) : 0]
34 static int *in_alloc_binds(int drv_id, int key_count)
38 binds = calloc(key_count * IN_BINDTYPE_COUNT * 2, sizeof(binds[0]));
42 DRV(drv_id).get_def_binds(binds + key_count * IN_BINDTYPE_COUNT);
43 memcpy(binds, binds + key_count * IN_BINDTYPE_COUNT,
44 sizeof(binds[0]) * key_count * IN_BINDTYPE_COUNT);
49 static void in_free(in_dev_t *dev)
52 DRV(dev->drv_id).free(dev->drv_data);
61 /* to be called by drivers
62 * async devices must set drv_fd_hnd to -1 */
63 void in_register(const char *nname, int drv_id, int drv_fd_hnd, void *drv_data,
64 int key_count, int combos)
66 int i, ret, dupe_count = 0, *binds;
67 char name[256], *name_end, *tmp;
69 strncpy(name, nname, sizeof(name));
70 name[sizeof(name)-12] = 0;
71 name_end = name + strlen(name);
73 for (i = 0; i < in_dev_count; i++)
75 if (in_devices[i].name == NULL)
77 if (strcmp(in_devices[i].name, name) == 0)
79 if (in_devices[i].probed) {
81 sprintf(name_end, " [%d]", dupe_count);
90 /* try to find unused device */
91 for (i = 0; i < IN_MAX_DEVS; i++)
92 if (!in_devices[i].probed) break;
93 if (i >= IN_MAX_DEVS) {
94 lprintf("input: too many devices, can't add %s\n", name);
97 in_free(&in_devices[i]);
104 binds = in_alloc_binds(drv_id, key_count);
110 in_devices[i].name = tmp;
111 in_devices[i].binds = binds;
112 in_devices[i].key_count = key_count;
113 if (i + 1 > in_dev_count)
114 in_dev_count = i + 1;
116 lprintf("input: new device #%d \"%s\"\n", i, name);
118 in_devices[i].probed = 1;
119 in_devices[i].does_combos = combos;
120 in_devices[i].drv_id = drv_id;
121 in_devices[i].drv_fd_hnd = drv_fd_hnd;
122 in_devices[i].drv_data = drv_data;
124 if (in_devices[i].binds != NULL) {
125 ret = DRV(drv_id).clean_binds(drv_data, in_devices[i].binds,
126 in_devices[i].binds + key_count * IN_BINDTYPE_COUNT);
128 /* no useable binds */
129 free(in_devices[i].binds);
130 in_devices[i].binds = NULL;
135 /* key combo handling, to be called by drivers that support it.
136 * Only care about IN_BINDTYPE_EMU */
137 void in_combos_find(const int *binds, int last_key, int *combo_keys, int *combo_acts)
141 *combo_keys = *combo_acts = 0;
142 for (act = 0; act < sizeof(binds[0]) * 8; act++)
145 for (u = 0; u <= last_key; u++)
146 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act))
151 // loop again and mark those keys and actions as combo
152 for (u = 0; u <= last_key; u++)
154 if (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & (1 << act)) {
155 *combo_keys |= 1 << u;
156 *combo_acts |= 1 << act;
163 int in_combos_do(int keys, const int *binds, int last_key, int combo_keys, int combo_acts)
167 for (i = 0; i <= last_key; i++)
171 if (!(keys & (1 << i)))
174 acts = binds[IN_BIND_OFFS(i, IN_BINDTYPE_EMU)];
178 if (!(combo_keys & (1 << i))) {
183 acts_c = acts & combo_acts;
186 // let's try to find the other one
187 for (u = i + 1; u <= last_key; u++)
188 if ( (keys & (1 << u)) && (binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)] & acts_c) ) {
189 ret |= acts_c & binds[IN_BIND_OFFS(u, IN_BINDTYPE_EMU)];
190 keys &= ~((1 << i) | (1 << u));
194 // add non-combo actions if combo ones were not found
196 ret |= acts & ~combo_acts;
206 in_have_async_devs = 0;
207 for (i = 0; i < in_dev_count; i++)
208 in_devices[i].probed = 0;
210 for (i = 1; i < IN_DRVID_COUNT; i++)
211 in_drivers[i].probe();
213 /* get rid of devs without binds and probes */
214 for (i = 0; i < in_dev_count; i++) {
215 if (!in_devices[i].probed && in_devices[i].binds == NULL) {
217 if (i < in_dev_count) {
218 free(in_devices[i].name);
219 memmove(&in_devices[i], &in_devices[i+1],
220 (in_dev_count - i) * sizeof(in_devices[0]));
226 if (in_devices[i].probed && in_devices[i].drv_fd_hnd == -1)
227 in_have_async_devs = 1;
230 if (in_have_async_devs)
231 lprintf("input: async-only devices detected..\n");
235 int in_update(int *result)
239 for (i = 0; i < in_dev_count; i++) {
240 in_dev_t *dev = &in_devices[i];
241 if (dev->probed && dev->binds != NULL) {
242 // FIXME: this is stupid, make it indirect
243 switch (dev->drv_id) {
246 ret |= in_evdev_update(dev->drv_data, dev->binds, result);
251 ret |= in_gp2x_update(dev->drv_data, dev->binds, result);
255 ret |= in_vk_update(dev->drv_data, dev->binds, result);
264 void in_set_blocking(int is_blocking)
268 /* have_async_devs means we will have to do all reads async anyway.. */
269 if (!in_have_async_devs) {
270 for (i = 0; i < in_dev_count; i++) {
271 if (in_devices[i].probed)
272 DRV(in_devices[i].drv_id).set_blocking(in_devices[i].drv_data, is_blocking);
280 ret = in_update_keycode(NULL, NULL, 0);
284 static int in_update_kc_async(int *dev_id_out, int *is_down_out, int timeout_ms)
286 int i, is_down, result;
289 ticks = plat_get_ticks_ms();
293 for (i = 0; i < in_dev_count; i++) {
294 in_dev_t *d = &in_devices[i];
298 result = DRV(d->drv_id).update_keycode(d->drv_data, &is_down);
305 *is_down_out = is_down;
309 if (timeout_ms >= 0 && (int)(plat_get_ticks_ms() - ticks) > timeout_ms)
319 * wait for a press, always return some keycode or -1 on timeout or error
321 int in_update_keycode(int *dev_id_out, int *is_down_out, int timeout_ms)
323 int result = -1, dev_id = 0, is_down, result_menu;
324 int fds_hnds[IN_MAX_DEVS];
325 int i, ret, count = 0;
326 in_drv_t *drv = NULL;
329 if (in_have_async_devs) {
330 result = in_update_kc_async(&dev_id, &is_down, timeout_ms);
333 drv = &DRV(in_devices[dev_id].drv_id);
337 ticks = plat_get_ticks_ms();
339 for (i = 0; i < in_dev_count; i++) {
340 if (in_devices[i].probed)
341 fds_hnds[count++] = in_devices[i].drv_fd_hnd;
345 /* don't deadlock, fail */
346 lprintf("input: failed to find devices to read\n");
352 ret = plat_wait_event(fds_hnds, count, timeout_ms);
356 for (i = 0; i < in_dev_count; i++) {
357 if (in_devices[i].drv_fd_hnd == ret) {
363 drv = &DRV(in_devices[dev_id].drv_id);
364 result = drv->update_keycode(in_devices[dev_id].drv_data, &is_down);
366 /* update_keycode() might return -1 when some not interesting
367 * event happened, like sync event for evdev. */
371 if (timeout_ms >= 0) {
372 unsigned int ticks2 = plat_get_ticks_ms();
373 timeout_ms -= ticks2 - ticks;
383 /* keep track of menu key state, to allow mixing
384 * in_update_keycode() and in_menu_wait_any() calls */
385 result_menu = drv->menu_translate(result);
386 if (result_menu != 0) {
388 menu_key_state |= result_menu;
390 menu_key_state &= ~result_menu;
393 if (dev_id_out != NULL)
394 *dev_id_out = dev_id;
395 if (is_down_out != NULL)
396 *is_down_out = is_down;
400 /* same as above, only return bitfield of PBTN_* */
401 int in_menu_wait_any(int timeout_ms)
403 int keys_old = menu_key_state;
407 int code, is_down = 0, dev_id = 0;
409 code = in_update_keycode(&dev_id, &is_down, timeout_ms);
411 code = DRV(in_devices[dev_id].drv_id).menu_translate(code);
417 menu_last_used_dev = dev_id;
418 if (keys_old != menu_key_state)
422 return menu_key_state;
425 /* wait for menu input, do autorepeat */
426 int in_menu_wait(int interesting, int autorep_delay_ms)
428 static int inp_prev = 0;
429 static int repeats = 0;
430 int ret, release = 0, wait = 450;
433 wait = autorep_delay_ms;
435 ret = in_menu_wait_any(wait);
439 while (!(ret & interesting)) {
440 ret = in_menu_wait_any(-1);
444 if (release || ret != inp_prev)
449 /* we don't need diagonals in menus */
450 if ((ret & PBTN_UP) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
451 if ((ret & PBTN_UP) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
452 if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
453 if ((ret & PBTN_DOWN) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
458 const int *in_get_dev_binds(int dev_id)
460 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
463 return in_devices[dev_id].binds;
466 const int *in_get_dev_def_binds(int dev_id)
468 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
471 return in_devices[dev_id].binds + in_devices[dev_id].key_count * IN_BINDTYPE_COUNT;
474 int in_get_dev_info(int dev_id, int what)
476 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
480 case IN_INFO_BIND_COUNT:
481 return in_devices[dev_id].key_count;
482 case IN_INFO_DOES_COMBOS:
483 return in_devices[dev_id].does_combos;
489 const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix)
491 const char *name, *tmp;
493 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
496 if (must_be_active && !in_devices[dev_id].probed)
499 name = in_devices[dev_id].name;
500 if (name == NULL || !skip_pfix)
504 tmp = strchr(name, ':');
511 /* never returns NULL */
512 const char *in_get_key_name(int dev_id, int keycode)
514 static char xname[16];
517 if (dev_id < 0) /* want last used dev? */
518 dev_id = menu_last_used_dev;
520 if (dev_id < 0 || dev_id >= IN_MAX_DEVS)
523 if (keycode < 0) /* want name for menu key? */
524 keycode = DRV(in_devices[dev_id].drv_id).menu_translate(keycode);
526 name = DRV(in_devices[dev_id].drv_id).get_key_name(keycode);
530 /* assume scancode */
531 if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
532 || (keycode >= 'A' && keycode <= 'Z'))
533 sprintf(xname, "%c", keycode);
535 sprintf(xname, "\\x%02X", keycode);
539 int in_bind_key(int dev_id, int keycode, int mask, int bind_type, int force_unbind)
544 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
547 dev = &in_devices[dev_id];
548 count = dev->key_count;
550 if (dev->binds == NULL) {
553 dev->binds = in_alloc_binds(dev->drv_id, count);
554 if (dev->binds == NULL)
558 if (keycode < 0 || keycode >= count)
562 dev->binds[IN_BIND_OFFS(keycode, bind_type)] &= ~mask;
564 dev->binds[IN_BIND_OFFS(keycode, bind_type)] ^= mask;
566 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds,
567 dev->binds + count * IN_BINDTYPE_COUNT);
576 void in_unbind_all(int dev_id, int act_mask, int bind_type)
581 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
584 dev = &in_devices[dev_id];
585 count = dev->key_count;
587 if (dev->binds == NULL)
590 for (i = 0; i < count; i++)
591 dev->binds[IN_BIND_OFFS(i, bind_type)] &= ~act_mask;
594 /* returns device id, or -1 on error */
595 int in_config_parse_dev(const char *name)
599 for (i = 0; i < IN_DRVID_COUNT; i++) {
600 int len = strlen(in_drivers[i].prefix);
601 if (strncmp(name, in_drivers[i].prefix, len) == 0) {
608 lprintf("input: missing driver for %s\n", name);
612 for (i = 0; i < in_dev_count; i++)
614 if (in_devices[i].name == NULL)
616 if (strcmp(in_devices[i].name, name) == 0)
620 if (i >= IN_MAX_DEVS)
622 /* try to find unused device */
623 for (i = 0; i < IN_MAX_DEVS; i++)
624 if (in_devices[i].name == NULL) break;
625 if (i >= IN_MAX_DEVS) {
626 lprintf("input: too many devices, can't add %s\n", name);
631 memset(&in_devices[i], 0, sizeof(in_devices[i]));
633 in_devices[i].name = strdup(name);
634 if (in_devices[i].name == NULL)
637 in_devices[i].key_count = DRV(drv_id).get_bind_count();
638 in_devices[i].drv_id = drv_id;
640 if (i + 1 > in_dev_count)
641 in_dev_count = i + 1;
647 * To reduce size of game specific configs, default binds are not saved.
648 * So we mark default binds in in_config_start(), override them in in_config_bind_key(),
649 * and restore whatever default binds are left in in_config_end().
651 void in_config_start(void)
655 /* mark all default binds, so they get overwritten by func below */
656 for (i = 0; i < IN_MAX_DEVS; i++) {
657 int n, count, *binds, *def_binds;
659 binds = in_devices[i].binds;
663 count = in_devices[i].key_count;
664 def_binds = binds + count * IN_BINDTYPE_COUNT;
666 for (n = 0; n < count * IN_BINDTYPE_COUNT; n++)
667 if (binds[n] == def_binds[n])
672 int in_config_bind_key(int dev_id, const char *key, int acts, int bind_type)
677 if (dev_id < 0 || dev_id >= IN_MAX_DEVS || bind_type >= IN_BINDTYPE_COUNT)
679 dev = &in_devices[dev_id];
681 /* maybe a raw code? */
682 if (key[0] == '\\' && key[1] == 'x') {
684 kc = (int)strtoul(key + 2, &p, 16);
685 if (p == NULL || *p != 0)
689 /* device specific key name */
690 if (dev->binds == NULL) {
691 dev->binds = in_alloc_binds(dev->drv_id, dev->key_count);
692 if (dev->binds == NULL)
697 kc = DRV(dev->drv_id).get_key_code(key);
698 if (kc < 0 && strlen(key) == 1) {
699 /* assume scancode */
704 if (kc < 0 || kc >= dev->key_count) {
705 lprintf("input: bad key: %s\n", key);
709 if (bind_type == IN_BINDTYPE_NONE) {
710 for (i = 0; i < IN_BINDTYPE_COUNT; i++)
711 dev->binds[IN_BIND_OFFS(kc, i)] = 0;
715 offs = IN_BIND_OFFS(kc, bind_type);
716 if (dev->binds[offs] == -1)
717 dev->binds[offs] = 0;
718 dev->binds[offs] |= acts;
722 void in_config_end(void)
726 for (i = 0; i < IN_MAX_DEVS; i++) {
727 int n, t, ret, count, *binds, *def_binds;
728 in_dev_t *dev = &in_devices[i];
730 if (dev->binds == NULL)
733 count = dev->key_count;
735 def_binds = binds + count * IN_BINDTYPE_COUNT;
737 for (n = 0; n < count; n++) {
739 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
740 if (binds[IN_BIND_OFFS(n, t)] == -1)
741 binds[IN_BIND_OFFS(n, t)] = 0;
746 for (t = 0; t < IN_BINDTYPE_COUNT; t++)
747 binds[IN_BIND_OFFS(n, t)] = def_binds[IN_BIND_OFFS(n, t)];
750 if (dev->drv_data == NULL)
753 ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds, def_binds);
755 /* no useable binds */
762 void in_debug_dump(void)
766 lprintf("# drv probed binds name\n");
767 for (i = 0; i < IN_MAX_DEVS; i++) {
768 in_dev_t *d = &in_devices[i];
769 if (!d->probed && d->name == NULL && d->binds == NULL)
771 lprintf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n',
772 d->binds ? 'y' : 'n', d->name);
776 /* handlers for unknown/not_preset drivers */
778 static void in_def_probe(void) {}
779 static void in_def_free(void *drv_data) {}
780 static int in_def_get_bind_count(void) { return 0; }
781 static void in_def_get_def_binds(int *binds) {}
782 static int in_def_clean_binds(void *drv_data, int *b, int *db) { return 0; }
783 static void in_def_set_blocking(void *data, int y) {}
784 static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; }
785 static int in_def_menu_translate(int keycode) { return keycode; }
786 static int in_def_get_key_code(const char *key_name) { return 0; }
787 static const char *in_def_get_key_name(int keycode) { return NULL; }
793 memset(in_drivers, 0, sizeof(in_drivers));
794 memset(in_devices, 0, sizeof(in_devices));
797 for (i = 0; i < IN_DRVID_COUNT; i++) {
798 in_drivers[i].prefix = "none:";
799 in_drivers[i].probe = in_def_probe;
800 in_drivers[i].free = in_def_free;
801 in_drivers[i].get_bind_count = in_def_get_bind_count;
802 in_drivers[i].get_def_binds = in_def_get_def_binds;
803 in_drivers[i].clean_binds = in_def_clean_binds;
804 in_drivers[i].set_blocking = in_def_set_blocking;
805 in_drivers[i].update_keycode = in_def_update_keycode;
806 in_drivers[i].menu_translate = in_def_menu_translate;
807 in_drivers[i].get_key_code = in_def_get_key_code;
808 in_drivers[i].get_key_name = in_def_get_key_name;
812 in_gp2x_init(&in_drivers[IN_DRVID_GP2X]);
815 in_evdev_init(&in_drivers[IN_DRVID_EVDEV]);
817 in_vk_init(&in_drivers[IN_DRVID_VK]);
833 ret = in_update_keycode(&dev, &down);
834 lprintf("#%i: %i %i (%s)\n", dev, down, ret, in_get_key_name(dev, ret));
838 ret = in_menu_wait_any();
839 lprintf("%08x\n", ret);