d92ea048 |
1 | #include <stdio.h> |
86883f7f |
2 | #include <stdlib.h> |
d92ea048 |
3 | #include <string.h> |
4 | #include <sys/types.h> |
5 | #include <sys/stat.h> |
6 | #include <fcntl.h> |
7 | #include <sys/ioctl.h> |
8 | #include <unistd.h> |
9 | #include <linux/input.h> |
10 | #include <errno.h> |
11 | |
2258f158 |
12 | #include "../common/input.h" |
34581c95 |
13 | #include "in_evdev.h" |
d92ea048 |
14 | |
86883f7f |
15 | typedef struct { |
16 | int fd; |
17 | int prev_update; |
18 | int abs_lzone; |
19 | int abs_rzone; |
20 | int abs_tzone; |
21 | int abs_bzone; |
22 | int abs_lastx; |
23 | int abs_lasty; |
24 | } in_evdev_t; |
25 | |
da767bd5 |
26 | #define KEYBITS_BIT(x) (keybits[(x)/sizeof(keybits[0])/8] & \ |
d92ea048 |
27 | (1 << ((x) & (sizeof(keybits[0])*8-1)))) |
28 | |
86883f7f |
29 | #define KEYBITS_BIT_SET(x) (keybits[(x)/sizeof(keybits[0])/8] |= \ |
30 | (1 << ((x) & (sizeof(keybits[0])*8-1)))) |
31 | |
da767bd5 |
32 | static const char * const in_evdev_prefix = "evdev:"; |
33 | static const char * const in_evdev_keys[KEY_MAX + 1] = { |
595491c4 |
34 | [0 ... KEY_MAX] = NULL, |
35 | [KEY_RESERVED] = "Reserved", [KEY_ESC] = "Esc", |
36 | [KEY_1] = "1", [KEY_2] = "2", |
37 | [KEY_3] = "3", [KEY_4] = "4", |
38 | [KEY_5] = "5", [KEY_6] = "6", |
39 | [KEY_7] = "7", [KEY_8] = "8", |
40 | [KEY_9] = "9", [KEY_0] = "0", |
41 | [KEY_MINUS] = "Minus", [KEY_EQUAL] = "Equal", |
42 | [KEY_BACKSPACE] = "Backspace", [KEY_TAB] = "Tab", |
43 | [KEY_Q] = "Q", [KEY_W] = "W", |
44 | [KEY_E] = "E", [KEY_R] = "R", |
45 | [KEY_T] = "T", [KEY_Y] = "Y", |
46 | [KEY_U] = "U", [KEY_I] = "I", |
47 | [KEY_O] = "O", [KEY_P] = "P", |
48 | [KEY_LEFTBRACE] = "LeftBrace", [KEY_RIGHTBRACE] = "RightBrace", |
49 | [KEY_ENTER] = "Enter", [KEY_LEFTCTRL] = "LeftControl", |
50 | [KEY_A] = "A", [KEY_S] = "S", |
51 | [KEY_D] = "D", [KEY_F] = "F", |
52 | [KEY_G] = "G", [KEY_H] = "H", |
53 | [KEY_J] = "J", [KEY_K] = "K", |
54 | [KEY_L] = "L", [KEY_SEMICOLON] = "Semicolon", |
55 | [KEY_APOSTROPHE] = "Apostrophe", [KEY_GRAVE] = "Grave", |
56 | [KEY_LEFTSHIFT] = "LeftShift", [KEY_BACKSLASH] = "BackSlash", |
57 | [KEY_Z] = "Z", [KEY_X] = "X", |
58 | [KEY_C] = "C", [KEY_V] = "V", |
59 | [KEY_B] = "B", [KEY_N] = "N", |
60 | [KEY_M] = "M", [KEY_COMMA] = "Comma", |
61 | [KEY_DOT] = "Dot", [KEY_SLASH] = "Slash", |
62 | [KEY_RIGHTSHIFT] = "RightShift", [KEY_KPASTERISK] = "KPAsterisk", |
63 | [KEY_LEFTALT] = "LeftAlt", [KEY_SPACE] = "Space", |
64 | [KEY_CAPSLOCK] = "CapsLock", [KEY_F1] = "F1", |
65 | [KEY_F2] = "F2", [KEY_F3] = "F3", |
66 | [KEY_F4] = "F4", [KEY_F5] = "F5", |
67 | [KEY_F6] = "F6", [KEY_F7] = "F7", |
68 | [KEY_F8] = "F8", [KEY_F9] = "F9", |
69 | [KEY_F10] = "F10", [KEY_NUMLOCK] = "NumLock", |
70 | [KEY_SCROLLLOCK] = "ScrollLock", [KEY_KP7] = "KP7", |
71 | [KEY_KP8] = "KP8", [KEY_KP9] = "KP9", |
72 | [KEY_KPMINUS] = "KPMinus", [KEY_KP4] = "KP4", |
73 | [KEY_KP5] = "KP5", [KEY_KP6] = "KP6", |
74 | [KEY_KPPLUS] = "KPPlus", [KEY_KP1] = "KP1", |
75 | [KEY_KP2] = "KP2", [KEY_KP3] = "KP3", |
76 | [KEY_KP0] = "KP0", [KEY_KPDOT] = "KPDot", |
77 | [KEY_ZENKAKUHANKAKU] = "Zenkaku/Hankaku", [KEY_102ND] = "102nd", |
78 | [KEY_F11] = "F11", [KEY_F12] = "F12", |
79 | [KEY_KPJPCOMMA] = "KPJpComma", [KEY_KPENTER] = "KPEnter", |
80 | [KEY_RIGHTCTRL] = "RightCtrl", [KEY_KPSLASH] = "KPSlash", |
81 | [KEY_SYSRQ] = "SysRq", [KEY_RIGHTALT] = "RightAlt", |
82 | [KEY_LINEFEED] = "LineFeed", [KEY_HOME] = "Home", |
83 | [KEY_UP] = "Up", [KEY_PAGEUP] = "PageUp", |
84 | [KEY_LEFT] = "Left", [KEY_RIGHT] = "Right", |
85 | [KEY_END] = "End", [KEY_DOWN] = "Down", |
86 | [KEY_PAGEDOWN] = "PageDown", [KEY_INSERT] = "Insert", |
87 | [KEY_DELETE] = "Delete", [KEY_MACRO] = "Macro", |
88 | [KEY_HELP] = "Help", [KEY_MENU] = "Menu", |
89 | [KEY_COFFEE] = "Coffee", [KEY_DIRECTION] = "Direction", |
90 | [BTN_0] = "Btn0", [BTN_1] = "Btn1", |
91 | [BTN_2] = "Btn2", [BTN_3] = "Btn3", |
92 | [BTN_4] = "Btn4", [BTN_5] = "Btn5", |
93 | [BTN_6] = "Btn6", [BTN_7] = "Btn7", |
94 | [BTN_8] = "Btn8", [BTN_9] = "Btn9", |
95 | [BTN_LEFT] = "LeftBtn", [BTN_RIGHT] = "RightBtn", |
96 | [BTN_MIDDLE] = "MiddleBtn", [BTN_SIDE] = "SideBtn", |
97 | [BTN_EXTRA] = "ExtraBtn", [BTN_FORWARD] = "ForwardBtn", |
98 | [BTN_BACK] = "BackBtn", [BTN_TASK] = "TaskBtn", |
99 | [BTN_TRIGGER] = "Trigger", [BTN_THUMB] = "ThumbBtn", |
100 | [BTN_THUMB2] = "ThumbBtn2", [BTN_TOP] = "TopBtn", |
101 | [BTN_TOP2] = "TopBtn2", [BTN_PINKIE] = "PinkieBtn", |
102 | [BTN_BASE] = "BaseBtn", [BTN_BASE2] = "BaseBtn2", |
103 | [BTN_BASE3] = "BaseBtn3", [BTN_BASE4] = "BaseBtn4", |
104 | [BTN_BASE5] = "BaseBtn5", [BTN_BASE6] = "BaseBtn6", |
105 | [BTN_DEAD] = "BtnDead", [BTN_A] = "BtnA", |
106 | [BTN_B] = "BtnB", [BTN_C] = "BtnC", |
107 | [BTN_X] = "BtnX", [BTN_Y] = "BtnY", |
108 | [BTN_Z] = "BtnZ", [BTN_TL] = "BtnTL", |
109 | [BTN_TR] = "BtnTR", [BTN_TL2] = "BtnTL2", |
110 | [BTN_TR2] = "BtnTR2", [BTN_SELECT] = "BtnSelect", |
111 | [BTN_START] = "BtnStart", [BTN_MODE] = "BtnMode", |
112 | [BTN_THUMBL] = "BtnThumbL", [BTN_THUMBR] = "BtnThumbR", |
113 | [BTN_TOUCH] = "Touch", [BTN_STYLUS] = "Stylus", |
114 | [BTN_STYLUS2] = "Stylus2", [BTN_TOOL_DOUBLETAP] = "Tool Doubletap", |
115 | [BTN_TOOL_TRIPLETAP] = "Tool Tripletap", [BTN_GEAR_DOWN] = "WheelBtn", |
116 | [BTN_GEAR_UP] = "Gear up", [KEY_OK] = "Ok", |
117 | }; |
118 | |
119 | |
da767bd5 |
120 | static void in_evdev_probe(void) |
d92ea048 |
121 | { |
122 | int i; |
123 | |
2258f158 |
124 | for (i = 0;; i++) |
d92ea048 |
125 | { |
86883f7f |
126 | int keybits[(KEY_MAX+1)/sizeof(int)], absbits[(ABS_MAX+1)/sizeof(int)]; |
d92ea048 |
127 | int support = 0, count = 0; |
86883f7f |
128 | in_evdev_t *dev; |
129 | int u, ret, fd; |
d92ea048 |
130 | char name[64]; |
131 | |
132 | snprintf(name, sizeof(name), "/dev/input/event%d", i); |
0b3e1198 |
133 | fd = open(name, O_RDONLY|O_NONBLOCK); |
d92ea048 |
134 | if (fd == -1) |
135 | break; |
136 | |
137 | /* check supported events */ |
138 | ret = ioctl(fd, EVIOCGBIT(0, sizeof(support)), &support); |
139 | if (ret == -1) { |
2258f158 |
140 | printf("in_evdev: ioctl failed on %s\n", name); |
d92ea048 |
141 | goto skip; |
142 | } |
143 | |
144 | if (!(support & (1 << EV_KEY))) |
145 | goto skip; |
146 | |
147 | ret = ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keybits)), keybits); |
148 | if (ret == -1) { |
2258f158 |
149 | printf("in_evdev: ioctl failed on %s\n", name); |
d92ea048 |
150 | goto skip; |
151 | } |
152 | |
d92ea048 |
153 | /* check for interesting keys */ |
da767bd5 |
154 | for (u = 0; u < KEY_MAX + 1; u++) { |
155 | if (KEYBITS_BIT(u) && u != KEY_POWER && u != KEY_SLEEP) |
d92ea048 |
156 | count++; |
157 | } |
158 | |
159 | if (count == 0) |
160 | goto skip; |
161 | |
86883f7f |
162 | dev = calloc(1, sizeof(*dev)); |
163 | if (dev == NULL) |
164 | goto skip; |
165 | |
166 | /* check for abs too */ |
167 | if (support & (1 << EV_ABS)) { |
168 | struct input_absinfo ainfo; |
169 | int dist; |
170 | ret = ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbits)), absbits); |
171 | if (ret == -1) |
172 | goto no_abs; |
173 | if (absbits[0] & (1 << ABS_X)) { |
174 | ret = ioctl(fd, EVIOCGABS(ABS_X), &ainfo); |
175 | if (ret == -1) |
176 | goto no_abs; |
177 | dist = ainfo.maximum - ainfo.minimum; |
178 | dev->abs_lzone = ainfo.minimum + dist / 4; |
179 | dev->abs_rzone = ainfo.maximum - dist / 4; |
180 | } |
181 | if (absbits[0] & (1 << ABS_Y)) { |
182 | ret = ioctl(fd, EVIOCGABS(ABS_Y), &ainfo); |
183 | if (ret == -1) |
184 | goto no_abs; |
185 | dist = ainfo.maximum - ainfo.minimum; |
186 | dev->abs_tzone = ainfo.minimum + dist / 4; |
187 | dev->abs_bzone = ainfo.maximum - dist / 4; |
188 | } |
189 | } |
190 | |
191 | no_abs: |
192 | dev->fd = fd; |
da767bd5 |
193 | strcpy(name, in_evdev_prefix); |
2258f158 |
194 | ioctl(fd, EVIOCGNAME(sizeof(name)-6), name+6); |
195 | printf("in_evdev: found \"%s\" with %d events (type %08x)\n", |
196 | name+6, count, support); |
2c600560 |
197 | in_register(name, IN_DRVID_EVDEV, fd, dev, 0); |
d92ea048 |
198 | continue; |
199 | |
200 | skip: |
201 | close(fd); |
202 | } |
d92ea048 |
203 | } |
204 | |
da767bd5 |
205 | static void in_evdev_free(void *drv_data) |
2258f158 |
206 | { |
86883f7f |
207 | in_evdev_t *dev = drv_data; |
208 | if (dev == NULL) |
209 | return; |
210 | close(dev->fd); |
211 | free(dev); |
2258f158 |
212 | } |
213 | |
da767bd5 |
214 | static int in_evdev_get_bind_count(void) |
d92ea048 |
215 | { |
da767bd5 |
216 | return KEY_MAX + 1; |
d92ea048 |
217 | } |
218 | |
86883f7f |
219 | /* returns bitfield of binds of pressed buttons */ |
2258f158 |
220 | int in_evdev_update(void *drv_data, int *binds) |
d92ea048 |
221 | { |
222 | struct input_event ev[16]; |
86883f7f |
223 | struct input_absinfo ainfo; |
da767bd5 |
224 | int keybits[(KEY_MAX+1)/sizeof(int)]; |
86883f7f |
225 | in_evdev_t *dev = drv_data; |
2258f158 |
226 | int result = 0, changed = 0; |
227 | int rd, ret, u; |
d92ea048 |
228 | |
2258f158 |
229 | while (1) { |
86883f7f |
230 | rd = read(dev->fd, ev, sizeof(ev)); |
2258f158 |
231 | if (rd < (int)sizeof(ev[0])) { |
232 | if (errno != EAGAIN) |
233 | perror("in_evdev: read failed"); |
234 | break; |
d92ea048 |
235 | } |
236 | |
2258f158 |
237 | changed = 1; |
238 | } |
d92ea048 |
239 | |
2258f158 |
240 | if (!changed) |
86883f7f |
241 | return dev->prev_update; |
906bdc9f |
242 | |
86883f7f |
243 | ret = ioctl(dev->fd, EVIOCGKEY(sizeof(keybits)), keybits); |
2258f158 |
244 | if (ret == -1) { |
245 | perror("in_evdev: ioctl failed"); |
246 | return 0; |
247 | } |
d92ea048 |
248 | |
da767bd5 |
249 | for (u = 0; u < KEY_MAX + 1; u++) { |
250 | if (KEYBITS_BIT(u)) { |
2258f158 |
251 | result |= binds[u]; |
d92ea048 |
252 | } |
d92ea048 |
253 | } |
254 | |
86883f7f |
255 | /* map X and Y absolute to UDLR */ |
256 | if (dev->abs_lzone != 0) { |
257 | ret = ioctl(dev->fd, EVIOCGABS(ABS_X), &ainfo); |
258 | if (ret != -1) { |
259 | if (ainfo.value < dev->abs_lzone) result |= binds[KEY_LEFT]; |
260 | if (ainfo.value > dev->abs_rzone) result |= binds[KEY_RIGHT]; |
261 | } |
262 | } |
263 | if (dev->abs_tzone != 0) { |
264 | ret = ioctl(dev->fd, EVIOCGABS(ABS_Y), &ainfo); |
265 | if (ret != -1) { |
266 | if (ainfo.value < dev->abs_tzone) result |= binds[KEY_UP]; |
267 | if (ainfo.value > dev->abs_bzone) result |= binds[KEY_DOWN]; |
268 | } |
269 | } |
270 | |
271 | dev->prev_update = result; |
d92ea048 |
272 | return result; |
273 | } |
274 | |
86883f7f |
275 | static void in_evdev_set_blocking(void *drv_data, int y) |
34581c95 |
276 | { |
86883f7f |
277 | in_evdev_t *dev = drv_data; |
34581c95 |
278 | long flags; |
595491c4 |
279 | int ret; |
34581c95 |
280 | |
86883f7f |
281 | dev->prev_update = 0; |
282 | |
283 | flags = (long)fcntl(dev->fd, F_GETFL); |
595491c4 |
284 | if ((int)flags == -1) { |
285 | perror("in_evdev: F_GETFL fcntl failed"); |
286 | return; |
34581c95 |
287 | } |
595491c4 |
288 | if (y) |
289 | flags &= ~O_NONBLOCK; |
290 | else |
291 | flags |= O_NONBLOCK; |
86883f7f |
292 | ret = fcntl(dev->fd, F_SETFL, flags); |
595491c4 |
293 | if (ret == -1) |
294 | perror("in_evdev: F_SETFL fcntl failed"); |
295 | } |
296 | |
7f022a8d |
297 | static int in_evdev_update_keycode(void *data, int *is_down) |
595491c4 |
298 | { |
7f022a8d |
299 | in_evdev_t *dev = data; |
300 | struct input_event ev; |
301 | int rd; |
906bdc9f |
302 | |
303 | if (is_down != NULL) |
304 | *is_down = 0; |
305 | |
7f022a8d |
306 | rd = read(dev->fd, &ev, sizeof(ev)); |
307 | if (rd < (int) sizeof(ev)) { |
13b692eb |
308 | if (errno != EAGAIN) { |
309 | perror("in_evdev: error reading"); |
310 | sleep(1); |
311 | } |
312 | return -1; |
7f022a8d |
313 | } |
34581c95 |
314 | |
7f022a8d |
315 | if (ev.type == EV_KEY) { |
316 | if (ev.value < 0 || ev.value > 1) |
13b692eb |
317 | return -1; |
7f022a8d |
318 | if (is_down != NULL) |
319 | *is_down = ev.value; |
320 | return ev.code; |
321 | } |
322 | else if (ev.type == EV_ABS) |
323 | { |
324 | int down = 0; |
325 | if (dev->abs_lzone != 0 && ev.code == ABS_X) { |
326 | if (ev.value < dev->abs_lzone) { |
327 | down = 1; |
328 | dev->abs_lastx = KEY_LEFT; |
329 | } |
330 | else if (ev.value > dev->abs_rzone) { |
331 | down = 1; |
332 | dev->abs_lastx = KEY_RIGHT; |
333 | } |
54563d71 |
334 | if (is_down != NULL) |
7f022a8d |
335 | *is_down = down; |
336 | return dev->abs_lastx; |
54563d71 |
337 | } |
7f022a8d |
338 | if (dev->abs_tzone != 0 && ev.code == ABS_Y) { |
339 | if (ev.value < dev->abs_tzone) { |
340 | down = 1; |
341 | dev->abs_lasty = KEY_UP; |
86883f7f |
342 | } |
7f022a8d |
343 | else if (ev.value > dev->abs_bzone) { |
344 | down = 1; |
345 | dev->abs_lasty = KEY_DOWN; |
86883f7f |
346 | } |
7f022a8d |
347 | if (is_down != NULL) |
348 | *is_down = down; |
349 | return dev->abs_lasty; |
34581c95 |
350 | } |
34581c95 |
351 | } |
7f022a8d |
352 | |
13b692eb |
353 | return -1; |
595491c4 |
354 | } |
34581c95 |
355 | |
82abf46f |
356 | static const struct { |
357 | short key; |
358 | short pbtn; |
359 | } key_pbtn_map[] = |
360 | { |
361 | { KEY_UP, PBTN_UP }, |
362 | { KEY_DOWN, PBTN_DOWN }, |
363 | { KEY_LEFT, PBTN_LEFT }, |
364 | { KEY_RIGHT, PBTN_RIGHT }, |
365 | { KEY_ENTER, PBTN_MOK }, |
366 | { BTN_A, PBTN_MOK }, |
367 | { BTN_TRIGGER, PBTN_MOK }, |
368 | { KEY_ESC, PBTN_MBACK }, |
369 | { BTN_B, PBTN_MBACK }, |
370 | { BTN_THUMB, PBTN_MBACK }, |
371 | { KEY_A, PBTN_MA2 }, |
372 | { KEY_S, PBTN_MA3 }, |
373 | { KEY_BACKSLASH, PBTN_MENU }, |
374 | { KEY_MENU, PBTN_MENU }, |
375 | { KEY_LEFTBRACE, PBTN_L }, |
376 | { KEY_RIGHTBRACE, PBTN_R }, |
377 | }; |
378 | |
379 | #define KEY_PBTN_MAP_SIZE (sizeof(key_pbtn_map) / sizeof(key_pbtn_map[0])) |
380 | |
da767bd5 |
381 | static int in_evdev_menu_translate(int keycode) |
595491c4 |
382 | { |
82abf46f |
383 | int i; |
384 | if (keycode < 0) |
385 | { |
386 | /* menu -> kc */ |
387 | keycode = -keycode; |
388 | for (i = 0; i < KEY_PBTN_MAP_SIZE; i++) |
389 | if (key_pbtn_map[i].pbtn == keycode) |
390 | return key_pbtn_map[i].key; |
34581c95 |
391 | } |
82abf46f |
392 | else |
393 | { |
394 | for (i = 0; i < KEY_PBTN_MAP_SIZE; i++) |
395 | if (key_pbtn_map[i].key == keycode) |
396 | return key_pbtn_map[i].pbtn; |
397 | } |
398 | |
399 | return 0; |
595491c4 |
400 | } |
34581c95 |
401 | |
da767bd5 |
402 | static int in_evdev_get_key_code(const char *key_name) |
403 | { |
404 | int i; |
405 | |
406 | for (i = 0; i < KEY_MAX + 1; i++) { |
407 | const char *k = in_evdev_keys[i]; |
13b692eb |
408 | if (k != NULL && strcasecmp(k, key_name) == 0) |
da767bd5 |
409 | return i; |
410 | } |
411 | |
412 | return -1; |
413 | } |
414 | |
415 | static const char *in_evdev_get_key_name(int keycode) |
595491c4 |
416 | { |
417 | const char *name = NULL; |
da767bd5 |
418 | if (keycode >= 0 && keycode <= KEY_MAX) |
595491c4 |
419 | name = in_evdev_keys[keycode]; |
420 | if (name == NULL) |
421 | name = "Unkn"; |
422 | |
423 | return name; |
34581c95 |
424 | } |
425 | |
da767bd5 |
426 | static const struct { |
427 | short code; |
428 | short bit; |
429 | } in_evdev_def_binds[] = |
430 | { |
431 | /* MXYZ SACB RLDU */ |
432 | { KEY_UP, 0 }, |
433 | { KEY_DOWN, 1 }, |
434 | { KEY_LEFT, 2 }, |
435 | { KEY_RIGHT, 3 }, |
436 | { KEY_S, 4 }, /* B */ |
0b3e1198 |
437 | { BTN_B, 4 }, |
da767bd5 |
438 | { KEY_D, 5 }, /* C */ |
0b3e1198 |
439 | { BTN_A, 5 }, |
da767bd5 |
440 | { KEY_A, 6 }, /* A */ |
0b3e1198 |
441 | { BTN_Y, 6 }, |
da767bd5 |
442 | { KEY_ENTER, 7 }, |
0b3e1198 |
443 | { BTN_START, 7 }, |
388947f3 |
444 | { BTN_TL, PEVB_STATE_LOAD }, |
445 | { BTN_TR, PEVB_STATE_SAVE }, |
da767bd5 |
446 | }; |
447 | |
448 | #define DEF_BIND_COUNT (sizeof(in_evdev_def_binds) / sizeof(in_evdev_def_binds[0])) |
449 | |
450 | static void in_evdev_get_def_binds(int *binds) |
451 | { |
452 | int i; |
453 | |
454 | for (i = 0; i < DEF_BIND_COUNT; i++) |
455 | binds[in_evdev_def_binds[i].code] = 1 << in_evdev_def_binds[i].bit; |
456 | } |
457 | |
86883f7f |
458 | /* remove binds of missing keys, count remaining ones */ |
da767bd5 |
459 | static int in_evdev_clean_binds(void *drv_data, int *binds) |
460 | { |
461 | int keybits[(KEY_MAX+1)/sizeof(int)]; |
86883f7f |
462 | in_evdev_t *dev = drv_data; |
da767bd5 |
463 | int i, ret, count = 0; |
464 | |
86883f7f |
465 | ret = ioctl(dev->fd, EVIOCGBIT(EV_KEY, sizeof(keybits)), keybits); |
da767bd5 |
466 | if (ret == -1) { |
467 | perror("in_evdev: ioctl failed"); |
468 | memset(keybits, 0xff, sizeof(keybits)); /* mark all as good */ |
469 | } |
470 | |
86883f7f |
471 | if (dev->abs_lzone != 0) { |
472 | KEYBITS_BIT_SET(KEY_LEFT); |
473 | KEYBITS_BIT_SET(KEY_RIGHT); |
474 | } |
475 | if (dev->abs_tzone != 0) { |
476 | KEYBITS_BIT_SET(KEY_UP); |
477 | KEYBITS_BIT_SET(KEY_DOWN); |
478 | } |
479 | |
da767bd5 |
480 | for (i = 0; i < KEY_MAX + 1; i++) { |
481 | if (!KEYBITS_BIT(i)) |
482 | binds[i] = binds[i + KEY_MAX + 1] = 0; |
483 | if (binds[i]) |
484 | count++; |
485 | } |
486 | |
487 | return count; |
488 | } |
489 | |
490 | void in_evdev_init(void *vdrv) |
491 | { |
492 | in_drv_t *drv = vdrv; |
493 | |
494 | drv->prefix = in_evdev_prefix; |
495 | drv->probe = in_evdev_probe; |
496 | drv->free = in_evdev_free; |
497 | drv->get_bind_count = in_evdev_get_bind_count; |
498 | drv->get_def_binds = in_evdev_get_def_binds; |
499 | drv->clean_binds = in_evdev_clean_binds; |
500 | drv->set_blocking = in_evdev_set_blocking; |
7f022a8d |
501 | drv->update_keycode = in_evdev_update_keycode; |
da767bd5 |
502 | drv->menu_translate = in_evdev_menu_translate; |
503 | drv->get_key_code = in_evdev_get_key_code; |
504 | drv->get_key_name = in_evdev_get_key_name; |
505 | } |
506 | |