2258f158 |
1 | #include <stdio.h> |
2 | #include <stdlib.h> |
3 | #include <string.h> |
4 | |
5 | #include "input.h" |
4ab30ad4 |
6 | #include "plat.h" |
34581c95 |
7 | #include "../linux/in_evdev.h" |
13b692eb |
8 | #include "../gp2x/in_gp2x.h" |
2258f158 |
9 | |
10 | typedef struct |
11 | { |
12 | int drv_id; |
7f022a8d |
13 | int drv_fd_hnd; |
2258f158 |
14 | void *drv_data; |
2258f158 |
15 | char *name; |
906bdc9f |
16 | int *binds; |
2258f158 |
17 | int probed:1; |
2c600560 |
18 | int does_combos:1; |
2258f158 |
19 | } in_dev_t; |
20 | |
da767bd5 |
21 | static in_drv_t in_drivers[IN_DRVID_COUNT]; |
2258f158 |
22 | static in_dev_t in_devices[IN_MAX_DEVS]; |
23 | static int in_dev_count = 0; |
13b692eb |
24 | static int in_have_async_devs = 0; |
82abf46f |
25 | static int menu_key_state = 0; |
26 | static int menu_last_used_dev = 0; |
2258f158 |
27 | |
da767bd5 |
28 | #define DRV(id) in_drivers[(unsigned)(id) < IN_DRVID_COUNT ? (id) : 0] |
29 | |
13b692eb |
30 | |
2258f158 |
31 | static int in_bind_count(int drv_id) |
32 | { |
da767bd5 |
33 | int count = DRV(drv_id).get_bind_count(); |
2258f158 |
34 | if (count <= 0) |
35 | printf("input: failed to get bind count for drv %d\n", drv_id); |
36 | |
37 | return count; |
38 | } |
39 | |
40 | static int *in_alloc_binds(int drv_id) |
41 | { |
da767bd5 |
42 | int count, *binds; |
2258f158 |
43 | |
44 | count = in_bind_count(drv_id); |
da767bd5 |
45 | if (count <= 0) |
2258f158 |
46 | return NULL; |
2258f158 |
47 | |
da767bd5 |
48 | binds = calloc(count * 2, sizeof(binds[0])); |
49 | if (binds == NULL) |
50 | return NULL; |
51 | |
52 | DRV(drv_id).get_def_binds(binds + count); |
53 | memcpy(binds, binds + count, count * sizeof(binds[0])); |
54 | |
55 | return binds; |
2258f158 |
56 | } |
57 | |
58 | static void in_free(in_dev_t *dev) |
59 | { |
da767bd5 |
60 | if (dev->probed) |
61 | DRV(dev->drv_id).free(dev->drv_data); |
2258f158 |
62 | dev->probed = 0; |
63 | dev->drv_data = NULL; |
64 | free(dev->name); |
65 | dev->name = NULL; |
66 | free(dev->binds); |
67 | dev->binds = NULL; |
68 | } |
69 | |
13b692eb |
70 | /* to be called by drivers |
71 | * async devices must set drv_fd_hnd to -1 */ |
2c600560 |
72 | void in_register(const char *nname, int drv_id, int drv_fd_hnd, void *drv_data, int combos) |
2258f158 |
73 | { |
da767bd5 |
74 | int i, ret, dupe_count = 0, *binds; |
2258f158 |
75 | char name[256], *name_end, *tmp; |
76 | |
77 | strncpy(name, nname, sizeof(name)); |
78 | name[sizeof(name)-12] = 0; |
79 | name_end = name + strlen(name); |
80 | |
81 | for (i = 0; i < in_dev_count; i++) |
82 | { |
83 | if (in_devices[i].name == NULL) |
84 | continue; |
85 | if (strcmp(in_devices[i].name, name) == 0) |
86 | { |
87 | if (in_devices[i].probed) { |
88 | dupe_count++; |
89 | sprintf(name_end, " [%d]", dupe_count); |
90 | continue; |
91 | } |
92 | goto update; |
93 | } |
94 | } |
95 | |
96 | if (i >= IN_MAX_DEVS) |
97 | { |
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 | printf("input: too many devices, can't add %s\n", name); |
103 | return; |
104 | } |
105 | in_free(&in_devices[i]); |
106 | } |
107 | |
108 | tmp = strdup(name); |
109 | if (tmp == NULL) |
110 | return; |
111 | |
112 | binds = in_alloc_binds(drv_id); |
113 | if (binds == NULL) { |
114 | free(tmp); |
115 | return; |
116 | } |
117 | |
118 | in_devices[i].name = tmp; |
119 | in_devices[i].binds = binds; |
120 | if (i + 1 > in_dev_count) |
121 | in_dev_count = i + 1; |
122 | |
123 | printf("input: new device #%d \"%s\"\n", i, name); |
124 | update: |
125 | in_devices[i].probed = 1; |
2c600560 |
126 | in_devices[i].does_combos = combos; |
2258f158 |
127 | in_devices[i].drv_id = drv_id; |
7f022a8d |
128 | in_devices[i].drv_fd_hnd = drv_fd_hnd; |
2258f158 |
129 | in_devices[i].drv_data = drv_data; |
da767bd5 |
130 | |
131 | if (in_devices[i].binds != NULL) { |
132 | ret = DRV(drv_id).clean_binds(drv_data, in_devices[i].binds); |
133 | if (ret == 0) { |
134 | /* no useable binds */ |
135 | free(in_devices[i].binds); |
136 | in_devices[i].binds = NULL; |
137 | } |
138 | } |
2258f158 |
139 | } |
140 | |
2c600560 |
141 | /* key combo handling, to be called by drivers that support it */ |
142 | void in_combos_find(int *binds, int last_key, int *combo_keys, int *combo_acts) |
143 | { |
144 | int act, u; |
145 | |
146 | *combo_keys = *combo_acts = 0; |
147 | for (act = 0; act < sizeof(binds[0]) * 8; act++) |
148 | { |
149 | int keyc = 0; |
150 | for (u = 0; u <= last_key; u++) |
151 | if (binds[u] & (1 << act)) |
152 | keyc++; |
153 | |
154 | if (keyc > 1) |
155 | { |
156 | // loop again and mark those keys and actions as combo |
157 | for (u = 0; u <= last_key; u++) |
158 | { |
159 | if (binds[u] & (1 << act)) { |
160 | *combo_keys |= 1 << u; |
161 | *combo_acts |= 1 << act; |
162 | } |
163 | } |
164 | } |
165 | } |
166 | } |
167 | |
168 | int in_combos_do(int keys, int *binds, int last_key, int combo_keys, int combo_acts) |
169 | { |
170 | int i, ret = 0; |
171 | |
172 | for (i = 0; i <= last_key; i++) |
173 | { |
174 | int acts; |
175 | if (!(keys & (1 << i))) |
176 | continue; |
177 | |
178 | acts = binds[i]; |
179 | if (!acts) |
180 | continue; |
181 | |
182 | if (combo_keys & (1 << i)) |
183 | { |
184 | int acts_c = acts & combo_acts; |
185 | int u = last_key; |
186 | if (acts_c) { |
187 | // let's try to find the other one |
188 | for (u = i + 1; u <= last_key; u++) |
189 | if ( (keys & (1 << u)) && (binds[u] & acts_c) ) { |
190 | ret |= acts_c & binds[u]; |
191 | keys &= ~((1 << i) | (1 << u)); |
192 | break; |
193 | } |
194 | } |
195 | // add non-combo actions if combo ones were not found |
196 | if (u >= last_key) |
197 | ret |= acts & ~combo_acts; |
198 | } else |
199 | ret |= acts; |
200 | } |
201 | |
202 | return ret; |
203 | } |
204 | |
2258f158 |
205 | void in_probe(void) |
206 | { |
207 | int i; |
13b692eb |
208 | |
209 | in_have_async_devs = 0; |
2258f158 |
210 | for (i = 0; i < in_dev_count; i++) |
211 | in_devices[i].probed = 0; |
212 | |
da767bd5 |
213 | for (i = 1; i < IN_DRVID_COUNT; i++) |
214 | in_drivers[i].probe(); |
2258f158 |
215 | |
216 | /* get rid of devs without binds and probes */ |
217 | for (i = 0; i < in_dev_count; i++) { |
218 | if (!in_devices[i].probed && in_devices[i].binds == NULL) { |
219 | in_dev_count--; |
220 | if (i < in_dev_count) { |
221 | free(in_devices[i].name); |
222 | memmove(&in_devices[i], &in_devices[i+1], |
223 | (in_dev_count - i) * sizeof(in_devices[0])); |
224 | } |
13b692eb |
225 | |
226 | continue; |
2258f158 |
227 | } |
13b692eb |
228 | |
229 | if (in_devices[i].probed && in_devices[i].drv_fd_hnd == -1) |
230 | in_have_async_devs = 1; |
2258f158 |
231 | } |
13b692eb |
232 | |
233 | if (in_have_async_devs) |
234 | printf("input: async-only devices detected..\n"); |
2258f158 |
235 | } |
236 | |
7f022a8d |
237 | /* async update */ |
2258f158 |
238 | int in_update(void) |
239 | { |
240 | int i, result = 0; |
241 | |
242 | for (i = 0; i < in_dev_count; i++) { |
906bdc9f |
243 | in_dev_t *dev = &in_devices[i]; |
906bdc9f |
244 | if (dev->probed && dev->binds != NULL) { |
245 | switch (dev->drv_id) { |
da767bd5 |
246 | #ifdef IN_EVDEV |
595491c4 |
247 | case IN_DRVID_EVDEV: |
86883f7f |
248 | result |= in_evdev_update(dev->drv_data, dev->binds); |
595491c4 |
249 | break; |
13b692eb |
250 | #endif |
251 | #ifdef IN_GP2X |
252 | case IN_DRVID_GP2X: |
253 | result |= in_gp2x_update(dev->drv_data, dev->binds); |
254 | break; |
da767bd5 |
255 | #endif |
595491c4 |
256 | } |
2258f158 |
257 | } |
258 | } |
259 | |
260 | return result; |
261 | } |
262 | |
595491c4 |
263 | void in_set_blocking(int is_blocking) |
264 | { |
13b692eb |
265 | int i, ret; |
595491c4 |
266 | |
13b692eb |
267 | /* have_async_devs means we will have to do all reads async anyway.. */ |
268 | if (!in_have_async_devs) { |
269 | for (i = 0; i < in_dev_count; i++) { |
270 | if (in_devices[i].probed) |
271 | DRV(in_devices[i].drv_id).set_blocking(in_devices[i].drv_data, is_blocking); |
272 | } |
595491c4 |
273 | } |
906bdc9f |
274 | |
275 | menu_key_state = 0; |
13b692eb |
276 | |
906bdc9f |
277 | /* flush events */ |
13b692eb |
278 | do { |
279 | ret = in_update_keycode(NULL, NULL, 0); |
280 | } while (ret >= 0); |
595491c4 |
281 | } |
282 | |
13b692eb |
283 | static int in_update_kc_async(int *dev_id_out, int *is_down_out, int timeout_ms) |
284 | { |
13b692eb |
285 | int i, is_down, result; |
4ab30ad4 |
286 | unsigned int ticks; |
13b692eb |
287 | |
4ab30ad4 |
288 | ticks = plat_get_ticks_ms(); |
13b692eb |
289 | |
290 | while (1) |
291 | { |
292 | for (i = 0; i < in_dev_count; i++) { |
293 | in_dev_t *d = &in_devices[i]; |
294 | if (!d->probed) |
295 | continue; |
296 | |
297 | result = DRV(d->drv_id).update_keycode(d->drv_data, &is_down); |
298 | if (result == -1) |
299 | continue; |
300 | |
301 | if (dev_id_out) |
302 | *dev_id_out = i; |
303 | if (is_down_out) |
304 | *is_down_out = is_down; |
305 | return result; |
306 | } |
307 | |
4ab30ad4 |
308 | if (timeout_ms >= 0 && (int)(plat_get_ticks_ms() - ticks) > timeout_ms) |
309 | break; |
13b692eb |
310 | |
4ab30ad4 |
311 | plat_sleep_ms(10); |
13b692eb |
312 | } |
313 | |
314 | return -1; |
315 | } |
7f022a8d |
316 | |
34581c95 |
317 | /* |
13b692eb |
318 | * wait for a press, always return some keycode or -1 on timeout or error |
34581c95 |
319 | */ |
906bdc9f |
320 | int in_update_keycode(int *dev_id_out, int *is_down_out, int timeout_ms) |
34581c95 |
321 | { |
4ab30ad4 |
322 | int result = -1, dev_id = 0, is_down, result_menu; |
7f022a8d |
323 | int fds_hnds[IN_MAX_DEVS]; |
324 | int i, ret, count = 0; |
7fd581f4 |
325 | in_drv_t *drv = NULL; |
4ab30ad4 |
326 | unsigned int ticks; |
7f022a8d |
327 | |
13b692eb |
328 | if (in_have_async_devs) { |
329 | result = in_update_kc_async(&dev_id, &is_down, timeout_ms); |
330 | if (result == -1) |
331 | return -1; |
332 | drv = &DRV(in_devices[dev_id].drv_id); |
333 | goto finish; |
334 | } |
335 | |
4ab30ad4 |
336 | ticks = plat_get_ticks_ms(); |
337 | |
7f022a8d |
338 | for (i = 0; i < in_dev_count; i++) { |
339 | if (in_devices[i].probed) |
340 | fds_hnds[count++] = in_devices[i].drv_fd_hnd; |
341 | } |
34581c95 |
342 | |
343 | if (count == 0) { |
344 | /* don't deadlock, fail */ |
345 | printf("input: failed to find devices to read\n"); |
346 | exit(1); |
347 | } |
348 | |
4ab30ad4 |
349 | while (1) |
7f022a8d |
350 | { |
4ab30ad4 |
351 | ret = plat_wait_event(fds_hnds, count, timeout_ms); |
352 | if (ret < 0) |
353 | break; |
7f022a8d |
354 | |
4ab30ad4 |
355 | for (i = 0; i < in_dev_count; i++) { |
356 | if (in_devices[i].drv_fd_hnd == ret) { |
357 | dev_id = i; |
358 | break; |
359 | } |
7f022a8d |
360 | } |
361 | |
4ab30ad4 |
362 | drv = &DRV(in_devices[dev_id].drv_id); |
363 | result = drv->update_keycode(in_devices[dev_id].drv_data, &is_down); |
7f022a8d |
364 | |
4ab30ad4 |
365 | /* update_keycode() might return -1 when some not interesting |
366 | * event happened, like sync event for evdev. */ |
367 | if (result >= 0) |
906bdc9f |
368 | break; |
4ab30ad4 |
369 | |
370 | if (timeout_ms >= 0) { |
371 | unsigned int ticks2 = plat_get_ticks_ms(); |
372 | timeout_ms -= ticks2 - ticks; |
373 | ticks = ticks2; |
374 | if (timeout_ms <= 0) |
375 | break; |
595491c4 |
376 | } |
377 | } |
7f022a8d |
378 | |
13b692eb |
379 | if (result == -1) |
4ab30ad4 |
380 | return -1; |
13b692eb |
381 | finish: |
906bdc9f |
382 | /* keep track of menu key state, to allow mixing |
fce20e73 |
383 | * in_update_keycode() and in_menu_wait_any() calls */ |
7f022a8d |
384 | result_menu = drv->menu_translate(result); |
906bdc9f |
385 | if (result_menu != 0) { |
386 | if (is_down) |
387 | menu_key_state |= result_menu; |
388 | else |
389 | menu_key_state &= ~result_menu; |
390 | } |
391 | |
392 | if (dev_id_out != NULL) |
393 | *dev_id_out = dev_id; |
394 | if (is_down_out != NULL) |
395 | *is_down_out = is_down; |
34581c95 |
396 | return result; |
397 | } |
398 | |
fce20e73 |
399 | /* same as above, only return bitfield of PBTN_* */ |
400 | int in_menu_wait_any(int timeout_ms) |
595491c4 |
401 | { |
906bdc9f |
402 | int keys_old = menu_key_state; |
595491c4 |
403 | |
404 | while (1) |
405 | { |
da767bd5 |
406 | int code, is_down = 0, dev_id = 0; |
595491c4 |
407 | |
906bdc9f |
408 | code = in_update_keycode(&dev_id, &is_down, timeout_ms); |
13b692eb |
409 | if (code >= 0) |
410 | code = DRV(in_devices[dev_id].drv_id).menu_translate(code); |
595491c4 |
411 | |
fce20e73 |
412 | if (timeout_ms >= 0) |
906bdc9f |
413 | break; |
13b692eb |
414 | if (code < 0) |
906bdc9f |
415 | continue; |
82abf46f |
416 | menu_last_used_dev = dev_id; |
906bdc9f |
417 | if (keys_old != menu_key_state) |
595491c4 |
418 | break; |
419 | } |
420 | |
906bdc9f |
421 | return menu_key_state; |
595491c4 |
422 | } |
423 | |
fce20e73 |
424 | /* wait for menu input, do autorepeat */ |
049a6b3e |
425 | int in_menu_wait(int interesting, int autorep_delay_ms) |
fce20e73 |
426 | { |
427 | static int inp_prev = 0; |
6c263f30 |
428 | static int repeats = 0; |
2c600560 |
429 | int ret, release = 0, wait = 450; |
fce20e73 |
430 | |
6c263f30 |
431 | if (repeats) |
049a6b3e |
432 | wait = autorep_delay_ms; |
fce20e73 |
433 | |
6c263f30 |
434 | ret = in_menu_wait_any(wait); |
435 | if (ret == inp_prev) |
436 | repeats++; |
fce20e73 |
437 | |
438 | while (!(ret & interesting)) { |
439 | ret = in_menu_wait_any(-1); |
440 | release = 1; |
441 | } |
442 | |
6c263f30 |
443 | if (release || ret != inp_prev) |
fce20e73 |
444 | repeats = 0; |
6c263f30 |
445 | |
fce20e73 |
446 | inp_prev = ret; |
447 | |
6c263f30 |
448 | /* we don't need diagonals in menus */ |
fce20e73 |
449 | if ((ret & PBTN_UP) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT; |
450 | if ((ret & PBTN_UP) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT; |
451 | if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT; |
452 | if ((ret & PBTN_DOWN) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT; |
453 | |
454 | return ret; |
455 | } |
456 | |
da767bd5 |
457 | const int *in_get_dev_binds(int dev_id) |
458 | { |
459 | if (dev_id < 0 || dev_id >= IN_MAX_DEVS) |
460 | return NULL; |
461 | |
462 | return in_devices[dev_id].binds; |
463 | } |
464 | |
465 | const int *in_get_dev_def_binds(int dev_id) |
466 | { |
467 | int count; |
468 | |
469 | if (dev_id < 0 || dev_id >= IN_MAX_DEVS) |
470 | return NULL; |
471 | |
472 | count = in_bind_count(in_devices[dev_id].drv_id); |
473 | return in_devices[dev_id].binds + count; |
474 | } |
475 | |
2c600560 |
476 | int in_get_dev_info(int dev_id, int what) |
da767bd5 |
477 | { |
478 | if (dev_id < 0 || dev_id >= IN_MAX_DEVS) |
479 | return 0; |
480 | |
2c600560 |
481 | switch (what) { |
482 | case IN_INFO_BIND_COUNT: |
483 | return in_bind_count(in_devices[dev_id].drv_id); |
484 | case IN_INFO_DOES_COMBOS: |
485 | return in_devices[dev_id].does_combos; |
486 | } |
487 | |
488 | return 0; |
da767bd5 |
489 | } |
490 | |
049a6b3e |
491 | const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix) |
da767bd5 |
492 | { |
049a6b3e |
493 | const char *name, *tmp; |
494 | |
da767bd5 |
495 | if (dev_id < 0 || dev_id >= IN_MAX_DEVS) |
496 | return NULL; |
497 | |
fce20e73 |
498 | if (must_be_active && !in_devices[dev_id].probed) |
499 | return NULL; |
049a6b3e |
500 | |
501 | name = in_devices[dev_id].name; |
bf3c44f4 |
502 | if (name == NULL || !skip_pfix) |
503 | return name; |
f3b6f133 |
504 | |
bf3c44f4 |
505 | /* skip prefix */ |
049a6b3e |
506 | tmp = strchr(name, ':'); |
507 | if (tmp != NULL) |
508 | name = tmp + 1; |
509 | |
510 | return name; |
da767bd5 |
511 | } |
512 | |
906bdc9f |
513 | /* never returns NULL */ |
595491c4 |
514 | const char *in_get_key_name(int dev_id, int keycode) |
515 | { |
906bdc9f |
516 | static char xname[16]; |
517 | const char *name; |
518 | |
82abf46f |
519 | if (dev_id < 0) /* want last used dev? */ |
520 | dev_id = menu_last_used_dev; |
521 | |
595491c4 |
522 | if (dev_id < 0 || dev_id >= IN_MAX_DEVS) |
523 | return "Unkn0"; |
da767bd5 |
524 | |
82abf46f |
525 | if (keycode < 0) /* want name for menu key? */ |
526 | keycode = DRV(in_devices[dev_id].drv_id).menu_translate(keycode); |
527 | |
906bdc9f |
528 | name = DRV(in_devices[dev_id].drv_id).get_key_name(keycode); |
529 | if (name != NULL) |
530 | return name; |
531 | |
532 | /* assume scancode */ |
533 | if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z') |
534 | || (keycode >= 'A' && keycode <= 'Z')) |
535 | sprintf(xname, "%c", keycode); |
536 | else |
537 | sprintf(xname, "\\x%02X", keycode); |
538 | return xname; |
539 | } |
540 | |
541 | int in_bind_key(int dev_id, int keycode, int mask, int force_unbind) |
542 | { |
543 | int ret, count; |
544 | in_dev_t *dev; |
545 | |
546 | if (dev_id < 0 || dev_id >= IN_MAX_DEVS) |
547 | return -1; |
548 | dev = &in_devices[dev_id]; |
549 | |
550 | if (dev->binds == NULL) { |
551 | if (force_unbind) |
552 | return 0; |
553 | dev->binds = in_alloc_binds(dev->drv_id); |
554 | if (dev->binds == NULL) |
555 | return -1; |
556 | } |
557 | |
558 | count = in_bind_count(dev->drv_id); |
559 | if (keycode < 0 || keycode >= count) |
560 | return -1; |
561 | |
562 | if (force_unbind) |
563 | dev->binds[keycode] &= ~mask; |
564 | else |
565 | dev->binds[keycode] ^= mask; |
566 | |
567 | ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds); |
568 | if (ret == 0) { |
569 | free(dev->binds); |
570 | dev->binds = NULL; |
571 | } |
572 | |
573 | return 0; |
da767bd5 |
574 | } |
575 | |
576 | /* returns device id, or -1 on error */ |
577 | int in_config_parse_dev(const char *name) |
578 | { |
579 | int drv_id = -1, i; |
580 | |
581 | for (i = 0; i < IN_DRVID_COUNT; i++) { |
582 | int len = strlen(in_drivers[i].prefix); |
583 | if (strncmp(name, in_drivers[i].prefix, len) == 0) { |
584 | drv_id = i; |
585 | break; |
586 | } |
587 | } |
588 | |
589 | if (drv_id < 0) { |
590 | printf("input: missing driver for %s\n", name); |
591 | return -1; |
592 | } |
593 | |
594 | for (i = 0; i < in_dev_count; i++) |
595 | { |
596 | if (in_devices[i].name == NULL) |
597 | continue; |
598 | if (strcmp(in_devices[i].name, name) == 0) |
599 | return i; |
600 | } |
601 | |
602 | if (i >= IN_MAX_DEVS) |
603 | { |
604 | /* try to find unused device */ |
605 | for (i = 0; i < IN_MAX_DEVS; i++) |
606 | if (in_devices[i].name == NULL) break; |
607 | if (i >= IN_MAX_DEVS) { |
608 | printf("input: too many devices, can't add %s\n", name); |
609 | return -1; |
610 | } |
611 | } |
612 | |
613 | memset(&in_devices[i], 0, sizeof(in_devices[i])); |
614 | |
615 | in_devices[i].name = strdup(name); |
616 | if (in_devices[i].name == NULL) |
617 | return -1; |
618 | |
619 | if (i + 1 > in_dev_count) |
620 | in_dev_count = i + 1; |
621 | in_devices[i].drv_id = drv_id; |
622 | |
623 | return i; |
624 | } |
625 | |
6c263f30 |
626 | /* |
627 | * To reduce size of game specific configs, default binds are not saved. |
628 | * So we mark default binds in in_config_start(), override them in in_config_bind_key(), |
629 | * and restore whatever default binds are left in in_config_end(). |
630 | */ |
da767bd5 |
631 | void in_config_start(void) |
632 | { |
633 | int i; |
634 | |
635 | /* mark all default binds, so they get overwritten by func below */ |
636 | for (i = 0; i < IN_MAX_DEVS; i++) { |
637 | int n, count, *binds, *def_binds; |
638 | |
906bdc9f |
639 | binds = in_devices[i].binds; |
640 | if (binds == NULL) |
da767bd5 |
641 | continue; |
642 | |
643 | count = in_bind_count(in_devices[i].drv_id); |
da767bd5 |
644 | def_binds = binds + count; |
645 | |
646 | for (n = 0; n < count; n++) |
647 | if (binds[n] == def_binds[n]) |
648 | binds[n] = -1; |
649 | } |
650 | } |
651 | |
652 | int in_config_bind_key(int dev_id, const char *key, int binds) |
653 | { |
906bdc9f |
654 | int count, kc; |
655 | in_dev_t *dev; |
da767bd5 |
656 | |
657 | if (dev_id < 0 || dev_id >= IN_MAX_DEVS) |
658 | return -1; |
906bdc9f |
659 | dev = &in_devices[dev_id]; |
da767bd5 |
660 | |
906bdc9f |
661 | count = in_bind_count(dev->drv_id); |
662 | |
663 | /* maybe a raw code? */ |
664 | if (key[0] == '\\' && key[1] == 'x') { |
665 | char *p = NULL; |
666 | kc = (int)strtoul(key + 2, &p, 16); |
667 | if (p == NULL || *p != 0) |
668 | kc = -1; |
669 | } |
670 | else { |
671 | /* device specific key name */ |
672 | if (dev->binds == NULL) { |
673 | dev->binds = in_alloc_binds(dev->drv_id); |
674 | if (dev->binds == NULL) |
675 | return -1; |
676 | in_config_start(); |
677 | } |
678 | |
679 | kc = DRV(dev->drv_id).get_key_code(key); |
680 | if (kc < 0 && strlen(key) == 1) { |
681 | /* assume scancode */ |
682 | kc = key[0]; |
683 | } |
da767bd5 |
684 | } |
685 | |
906bdc9f |
686 | if (kc < 0 || kc >= count) { |
da767bd5 |
687 | printf("input: bad key: %s\n", key); |
688 | return -1; |
595491c4 |
689 | } |
690 | |
906bdc9f |
691 | if (dev->binds[kc] == -1) |
692 | dev->binds[kc] = 0; |
693 | dev->binds[kc] |= binds; |
da767bd5 |
694 | |
695 | return 0; |
696 | } |
697 | |
698 | void in_config_end(void) |
699 | { |
700 | int i; |
701 | |
702 | for (i = 0; i < IN_MAX_DEVS; i++) { |
703 | int n, ret, count, *binds, *def_binds; |
906bdc9f |
704 | in_dev_t *dev = &in_devices[i]; |
da767bd5 |
705 | |
906bdc9f |
706 | if (dev->binds == NULL) |
da767bd5 |
707 | continue; |
708 | |
906bdc9f |
709 | count = in_bind_count(dev->drv_id); |
710 | binds = dev->binds; |
da767bd5 |
711 | def_binds = binds + count; |
712 | |
713 | for (n = 0; n < count; n++) |
714 | if (binds[n] == -1) |
715 | binds[n] = def_binds[n]; |
716 | |
906bdc9f |
717 | if (dev->drv_data == NULL) |
da767bd5 |
718 | continue; |
719 | |
906bdc9f |
720 | ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds); |
da767bd5 |
721 | if (ret == 0) { |
722 | /* no useable binds */ |
906bdc9f |
723 | free(dev->binds); |
724 | dev->binds = NULL; |
da767bd5 |
725 | } |
726 | } |
595491c4 |
727 | } |
728 | |
da767bd5 |
729 | void in_debug_dump(void) |
730 | { |
731 | int i; |
732 | |
733 | printf("# drv probed binds name\n"); |
734 | for (i = 0; i < IN_MAX_DEVS; i++) { |
735 | in_dev_t *d = &in_devices[i]; |
736 | if (!d->probed && d->name == NULL && d->binds == NULL) |
737 | continue; |
738 | printf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n', |
739 | d->binds ? 'y' : 'n', d->name); |
740 | } |
741 | } |
742 | |
743 | /* handlers for unknown/not_preset drivers */ |
744 | |
745 | static void in_def_probe(void) {} |
746 | static void in_def_free(void *drv_data) {} |
747 | static int in_def_get_bind_count(void) { return 0; } |
748 | static void in_def_get_def_binds(int *binds) {} |
749 | static int in_def_clean_binds(void *drv_data, int *binds) { return 0; } |
750 | static void in_def_set_blocking(void *data, int y) {} |
7f022a8d |
751 | static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; } |
da767bd5 |
752 | static int in_def_menu_translate(int keycode) { return keycode; } |
753 | static int in_def_get_key_code(const char *key_name) { return 0; } |
754 | static const char *in_def_get_key_name(int keycode) { return NULL; } |
755 | |
2258f158 |
756 | void in_init(void) |
757 | { |
da767bd5 |
758 | int i; |
759 | |
760 | memset(in_drivers, 0, sizeof(in_drivers)); |
2258f158 |
761 | memset(in_devices, 0, sizeof(in_devices)); |
762 | in_dev_count = 0; |
da767bd5 |
763 | |
764 | for (i = 0; i < IN_DRVID_COUNT; i++) { |
765 | in_drivers[i].prefix = "none:"; |
766 | in_drivers[i].probe = in_def_probe; |
767 | in_drivers[i].free = in_def_free; |
768 | in_drivers[i].get_bind_count = in_def_get_bind_count; |
769 | in_drivers[i].get_def_binds = in_def_get_def_binds; |
770 | in_drivers[i].clean_binds = in_def_clean_binds; |
771 | in_drivers[i].set_blocking = in_def_set_blocking; |
7f022a8d |
772 | in_drivers[i].update_keycode = in_def_update_keycode; |
da767bd5 |
773 | in_drivers[i].menu_translate = in_def_menu_translate; |
774 | in_drivers[i].get_key_code = in_def_get_key_code; |
775 | in_drivers[i].get_key_name = in_def_get_key_name; |
776 | } |
777 | |
13b692eb |
778 | #ifdef IN_GP2X |
779 | in_gp2x_init(&in_drivers[IN_DRVID_GP2X]); |
780 | #endif |
da767bd5 |
781 | #ifdef IN_EVDEV |
782 | in_evdev_init(&in_drivers[IN_DRVID_EVDEV]); |
783 | #endif |
2258f158 |
784 | } |
785 | |
da767bd5 |
786 | #if 0 |
2258f158 |
787 | int main(void) |
788 | { |
34581c95 |
789 | int ret; |
790 | |
2258f158 |
791 | in_init(); |
792 | in_probe(); |
793 | |
595491c4 |
794 | in_set_blocking(1); |
795 | |
796 | #if 1 |
797 | while (1) { |
798 | int dev = 0, down; |
799 | ret = in_update_keycode(&dev, &down); |
800 | printf("#%i: %i %i (%s)\n", dev, down, ret, in_get_key_name(dev, ret)); |
801 | } |
802 | #else |
2258f158 |
803 | while (1) { |
fce20e73 |
804 | ret = in_menu_wait_any(); |
34581c95 |
805 | printf("%08x\n", ret); |
2258f158 |
806 | } |
595491c4 |
807 | #endif |
2258f158 |
808 | |
809 | return 0; |
810 | } |
da767bd5 |
811 | #endif |