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" |
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14 | |
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15 | typedef struct { |
16 | int fd; |
0d6fbb2c |
17 | int *kbits; |
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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 | |
8e77275e |
26 | #ifndef KEY_CNT |
27 | #define KEY_CNT (KEY_MAX + 1) |
28 | #endif |
29 | |
da767bd5 |
30 | #define KEYBITS_BIT(x) (keybits[(x)/sizeof(keybits[0])/8] & \ |
d92ea048 |
31 | (1 << ((x) & (sizeof(keybits[0])*8-1)))) |
32 | |
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33 | #define KEYBITS_BIT_SET(x) (keybits[(x)/sizeof(keybits[0])/8] |= \ |
34 | (1 << ((x) & (sizeof(keybits[0])*8-1)))) |
35 | |
0d6fbb2c |
36 | #define KEYBITS_BIT_CLEAR(x) (keybits[(x)/sizeof(keybits[0])/8] &= \ |
37 | ~(1 << ((x) & (sizeof(keybits[0])*8-1)))) |
38 | |
da767bd5 |
39 | static const char * const in_evdev_prefix = "evdev:"; |
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40 | static const char * const in_evdev_keys[KEY_CNT] = { |
595491c4 |
41 | [0 ... KEY_MAX] = NULL, |
42 | [KEY_RESERVED] = "Reserved", [KEY_ESC] = "Esc", |
43 | [KEY_1] = "1", [KEY_2] = "2", |
44 | [KEY_3] = "3", [KEY_4] = "4", |
45 | [KEY_5] = "5", [KEY_6] = "6", |
46 | [KEY_7] = "7", [KEY_8] = "8", |
47 | [KEY_9] = "9", [KEY_0] = "0", |
48 | [KEY_MINUS] = "Minus", [KEY_EQUAL] = "Equal", |
49 | [KEY_BACKSPACE] = "Backspace", [KEY_TAB] = "Tab", |
50 | [KEY_Q] = "Q", [KEY_W] = "W", |
51 | [KEY_E] = "E", [KEY_R] = "R", |
52 | [KEY_T] = "T", [KEY_Y] = "Y", |
53 | [KEY_U] = "U", [KEY_I] = "I", |
54 | [KEY_O] = "O", [KEY_P] = "P", |
55 | [KEY_LEFTBRACE] = "LeftBrace", [KEY_RIGHTBRACE] = "RightBrace", |
56 | [KEY_ENTER] = "Enter", [KEY_LEFTCTRL] = "LeftControl", |
57 | [KEY_A] = "A", [KEY_S] = "S", |
58 | [KEY_D] = "D", [KEY_F] = "F", |
59 | [KEY_G] = "G", [KEY_H] = "H", |
60 | [KEY_J] = "J", [KEY_K] = "K", |
61 | [KEY_L] = "L", [KEY_SEMICOLON] = "Semicolon", |
62 | [KEY_APOSTROPHE] = "Apostrophe", [KEY_GRAVE] = "Grave", |
63 | [KEY_LEFTSHIFT] = "LeftShift", [KEY_BACKSLASH] = "BackSlash", |
64 | [KEY_Z] = "Z", [KEY_X] = "X", |
65 | [KEY_C] = "C", [KEY_V] = "V", |
66 | [KEY_B] = "B", [KEY_N] = "N", |
67 | [KEY_M] = "M", [KEY_COMMA] = "Comma", |
68 | [KEY_DOT] = "Dot", [KEY_SLASH] = "Slash", |
69 | [KEY_RIGHTSHIFT] = "RightShift", [KEY_KPASTERISK] = "KPAsterisk", |
70 | [KEY_LEFTALT] = "LeftAlt", [KEY_SPACE] = "Space", |
71 | [KEY_CAPSLOCK] = "CapsLock", [KEY_F1] = "F1", |
72 | [KEY_F2] = "F2", [KEY_F3] = "F3", |
73 | [KEY_F4] = "F4", [KEY_F5] = "F5", |
74 | [KEY_F6] = "F6", [KEY_F7] = "F7", |
75 | [KEY_F8] = "F8", [KEY_F9] = "F9", |
76 | [KEY_F10] = "F10", [KEY_NUMLOCK] = "NumLock", |
77 | [KEY_SCROLLLOCK] = "ScrollLock", [KEY_KP7] = "KP7", |
78 | [KEY_KP8] = "KP8", [KEY_KP9] = "KP9", |
79 | [KEY_KPMINUS] = "KPMinus", [KEY_KP4] = "KP4", |
80 | [KEY_KP5] = "KP5", [KEY_KP6] = "KP6", |
81 | [KEY_KPPLUS] = "KPPlus", [KEY_KP1] = "KP1", |
82 | [KEY_KP2] = "KP2", [KEY_KP3] = "KP3", |
83 | [KEY_KP0] = "KP0", [KEY_KPDOT] = "KPDot", |
84 | [KEY_ZENKAKUHANKAKU] = "Zenkaku/Hankaku", [KEY_102ND] = "102nd", |
85 | [KEY_F11] = "F11", [KEY_F12] = "F12", |
86 | [KEY_KPJPCOMMA] = "KPJpComma", [KEY_KPENTER] = "KPEnter", |
87 | [KEY_RIGHTCTRL] = "RightCtrl", [KEY_KPSLASH] = "KPSlash", |
88 | [KEY_SYSRQ] = "SysRq", [KEY_RIGHTALT] = "RightAlt", |
89 | [KEY_LINEFEED] = "LineFeed", [KEY_HOME] = "Home", |
90 | [KEY_UP] = "Up", [KEY_PAGEUP] = "PageUp", |
91 | [KEY_LEFT] = "Left", [KEY_RIGHT] = "Right", |
92 | [KEY_END] = "End", [KEY_DOWN] = "Down", |
93 | [KEY_PAGEDOWN] = "PageDown", [KEY_INSERT] = "Insert", |
94 | [KEY_DELETE] = "Delete", [KEY_MACRO] = "Macro", |
95 | [KEY_HELP] = "Help", [KEY_MENU] = "Menu", |
96 | [KEY_COFFEE] = "Coffee", [KEY_DIRECTION] = "Direction", |
97 | [BTN_0] = "Btn0", [BTN_1] = "Btn1", |
98 | [BTN_2] = "Btn2", [BTN_3] = "Btn3", |
99 | [BTN_4] = "Btn4", [BTN_5] = "Btn5", |
100 | [BTN_6] = "Btn6", [BTN_7] = "Btn7", |
101 | [BTN_8] = "Btn8", [BTN_9] = "Btn9", |
102 | [BTN_LEFT] = "LeftBtn", [BTN_RIGHT] = "RightBtn", |
103 | [BTN_MIDDLE] = "MiddleBtn", [BTN_SIDE] = "SideBtn", |
104 | [BTN_EXTRA] = "ExtraBtn", [BTN_FORWARD] = "ForwardBtn", |
105 | [BTN_BACK] = "BackBtn", [BTN_TASK] = "TaskBtn", |
106 | [BTN_TRIGGER] = "Trigger", [BTN_THUMB] = "ThumbBtn", |
107 | [BTN_THUMB2] = "ThumbBtn2", [BTN_TOP] = "TopBtn", |
108 | [BTN_TOP2] = "TopBtn2", [BTN_PINKIE] = "PinkieBtn", |
109 | [BTN_BASE] = "BaseBtn", [BTN_BASE2] = "BaseBtn2", |
110 | [BTN_BASE3] = "BaseBtn3", [BTN_BASE4] = "BaseBtn4", |
111 | [BTN_BASE5] = "BaseBtn5", [BTN_BASE6] = "BaseBtn6", |
112 | [BTN_DEAD] = "BtnDead", [BTN_A] = "BtnA", |
113 | [BTN_B] = "BtnB", [BTN_C] = "BtnC", |
114 | [BTN_X] = "BtnX", [BTN_Y] = "BtnY", |
115 | [BTN_Z] = "BtnZ", [BTN_TL] = "BtnTL", |
116 | [BTN_TR] = "BtnTR", [BTN_TL2] = "BtnTL2", |
117 | [BTN_TR2] = "BtnTR2", [BTN_SELECT] = "BtnSelect", |
118 | [BTN_START] = "BtnStart", [BTN_MODE] = "BtnMode", |
119 | [BTN_THUMBL] = "BtnThumbL", [BTN_THUMBR] = "BtnThumbR", |
120 | [BTN_TOUCH] = "Touch", [BTN_STYLUS] = "Stylus", |
121 | [BTN_STYLUS2] = "Stylus2", [BTN_TOOL_DOUBLETAP] = "Tool Doubletap", |
122 | [BTN_TOOL_TRIPLETAP] = "Tool Tripletap", [BTN_GEAR_DOWN] = "WheelBtn", |
123 | [BTN_GEAR_UP] = "Gear up", [KEY_OK] = "Ok", |
124 | }; |
125 | |
126 | |
da767bd5 |
127 | static void in_evdev_probe(void) |
d92ea048 |
128 | { |
fbe11103 |
129 | long keybits[KEY_CNT / sizeof(long) / 8]; |
130 | long absbits[(ABS_MAX+1) / sizeof(long) / 8]; |
d92ea048 |
131 | int i; |
132 | |
fbe11103 |
133 | // the kernel might support and return less keys then we know about, |
134 | // so make sure the buffers are clear. |
135 | memset(keybits, 0, sizeof(keybits)); |
136 | memset(absbits, 0, sizeof(absbits)); |
137 | |
2258f158 |
138 | for (i = 0;; i++) |
d92ea048 |
139 | { |
d92ea048 |
140 | int support = 0, count = 0; |
86883f7f |
141 | in_evdev_t *dev; |
142 | int u, ret, fd; |
d92ea048 |
143 | char name[64]; |
144 | |
145 | snprintf(name, sizeof(name), "/dev/input/event%d", i); |
0b3e1198 |
146 | fd = open(name, O_RDONLY|O_NONBLOCK); |
8e77275e |
147 | if (fd == -1) { |
148 | if (errno == EACCES) |
149 | continue; /* maybe we can access next one */ |
d92ea048 |
150 | break; |
8e77275e |
151 | } |
d92ea048 |
152 | |
153 | /* check supported events */ |
154 | ret = ioctl(fd, EVIOCGBIT(0, sizeof(support)), &support); |
155 | if (ret == -1) { |
2258f158 |
156 | printf("in_evdev: ioctl failed on %s\n", name); |
d92ea048 |
157 | goto skip; |
158 | } |
159 | |
160 | if (!(support & (1 << EV_KEY))) |
161 | goto skip; |
162 | |
163 | ret = ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keybits)), keybits); |
164 | if (ret == -1) { |
2258f158 |
165 | printf("in_evdev: ioctl failed on %s\n", name); |
d92ea048 |
166 | goto skip; |
167 | } |
168 | |
d92ea048 |
169 | /* check for interesting keys */ |
8e77275e |
170 | for (u = 0; u < KEY_CNT; u++) { |
0d6fbb2c |
171 | if (KEYBITS_BIT(u) && u != KEY_POWER && |
172 | u != KEY_SLEEP && u != BTN_TOUCH) |
d92ea048 |
173 | count++; |
174 | } |
175 | |
176 | if (count == 0) |
177 | goto skip; |
178 | |
86883f7f |
179 | dev = calloc(1, sizeof(*dev)); |
180 | if (dev == NULL) |
181 | goto skip; |
182 | |
0d6fbb2c |
183 | ret = ioctl(fd, EVIOCGKEY(sizeof(keybits)), keybits); |
184 | if (ret == -1) { |
185 | printf("Warning: EVIOCGKEY not supported, will have to track state\n"); |
186 | dev->kbits = calloc(KEY_CNT, sizeof(int)); |
187 | if (dev->kbits == NULL) { |
188 | free(dev); |
189 | goto skip; |
190 | } |
191 | } |
192 | |
86883f7f |
193 | /* check for abs too */ |
194 | if (support & (1 << EV_ABS)) { |
195 | struct input_absinfo ainfo; |
196 | int dist; |
197 | ret = ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbits)), absbits); |
198 | if (ret == -1) |
199 | goto no_abs; |
200 | if (absbits[0] & (1 << ABS_X)) { |
201 | ret = ioctl(fd, EVIOCGABS(ABS_X), &ainfo); |
202 | if (ret == -1) |
203 | goto no_abs; |
204 | dist = ainfo.maximum - ainfo.minimum; |
205 | dev->abs_lzone = ainfo.minimum + dist / 4; |
206 | dev->abs_rzone = ainfo.maximum - dist / 4; |
207 | } |
208 | if (absbits[0] & (1 << ABS_Y)) { |
209 | ret = ioctl(fd, EVIOCGABS(ABS_Y), &ainfo); |
210 | if (ret == -1) |
211 | goto no_abs; |
212 | dist = ainfo.maximum - ainfo.minimum; |
213 | dev->abs_tzone = ainfo.minimum + dist / 4; |
214 | dev->abs_bzone = ainfo.maximum - dist / 4; |
215 | } |
216 | } |
217 | |
218 | no_abs: |
219 | dev->fd = fd; |
da767bd5 |
220 | strcpy(name, in_evdev_prefix); |
2258f158 |
221 | ioctl(fd, EVIOCGNAME(sizeof(name)-6), name+6); |
222 | printf("in_evdev: found \"%s\" with %d events (type %08x)\n", |
223 | name+6, count, support); |
8e77275e |
224 | in_register(name, IN_DRVID_EVDEV, fd, dev, KEY_CNT, 0); |
d92ea048 |
225 | continue; |
226 | |
227 | skip: |
228 | close(fd); |
229 | } |
d92ea048 |
230 | } |
231 | |
da767bd5 |
232 | static void in_evdev_free(void *drv_data) |
2258f158 |
233 | { |
86883f7f |
234 | in_evdev_t *dev = drv_data; |
235 | if (dev == NULL) |
236 | return; |
237 | close(dev->fd); |
238 | free(dev); |
2258f158 |
239 | } |
240 | |
da767bd5 |
241 | static int in_evdev_get_bind_count(void) |
d92ea048 |
242 | { |
8e77275e |
243 | return KEY_CNT; |
d92ea048 |
244 | } |
245 | |
8e77275e |
246 | static void or_binds(const int *binds, int key, int *result) |
247 | { |
248 | int t; |
249 | for (t = 0; t < IN_BINDTYPE_COUNT; t++) |
250 | result[t] |= binds[IN_BIND_OFFS(key, t)]; |
251 | } |
252 | |
253 | /* ORs result with binds of pressed buttons |
254 | * XXX: should measure performance hit of this func, might need to optimize */ |
255 | int in_evdev_update(void *drv_data, const int *binds, int *result) |
d92ea048 |
256 | { |
257 | struct input_event ev[16]; |
86883f7f |
258 | struct input_absinfo ainfo; |
0d6fbb2c |
259 | int keybits_[KEY_CNT / sizeof(int)]; |
260 | int *keybits = keybits_; |
86883f7f |
261 | in_evdev_t *dev = drv_data; |
2258f158 |
262 | int rd, ret, u; |
d92ea048 |
263 | |
0d6fbb2c |
264 | if (dev->kbits == NULL) { |
782b026e |
265 | ret = ioctl(dev->fd, EVIOCGKEY(sizeof(keybits_)), keybits_); |
0d6fbb2c |
266 | if (ret == -1) { |
267 | perror("in_evdev: ioctl failed"); |
268 | return -1; |
d92ea048 |
269 | } |
2258f158 |
270 | } |
0d6fbb2c |
271 | else { |
272 | keybits = dev->kbits; |
273 | while (1) { |
274 | rd = read(dev->fd, ev, sizeof(ev)); |
275 | if (rd < (int)sizeof(ev[0])) { |
276 | if (errno != EAGAIN) |
277 | perror("in_evdev: read failed"); |
278 | break; |
279 | } |
280 | for (u = 0; u < rd / sizeof(ev[0]); u++) { |
281 | if (ev[u].type != EV_KEY) |
282 | continue; |
283 | else if (ev[u].value == 1) |
284 | KEYBITS_BIT_SET(ev[u].code); |
285 | else if (ev[u].value == 0) |
286 | KEYBITS_BIT_CLEAR(ev[u].code); |
287 | } |
288 | } |
2258f158 |
289 | } |
d92ea048 |
290 | |
8e77275e |
291 | for (u = 0; u < KEY_CNT; u++) { |
292 | if (KEYBITS_BIT(u)) |
293 | or_binds(binds, u, result); |
d92ea048 |
294 | } |
295 | |
86883f7f |
296 | /* map X and Y absolute to UDLR */ |
297 | if (dev->abs_lzone != 0) { |
298 | ret = ioctl(dev->fd, EVIOCGABS(ABS_X), &ainfo); |
299 | if (ret != -1) { |
8e77275e |
300 | if (ainfo.value < dev->abs_lzone) or_binds(binds, KEY_LEFT, result); |
301 | if (ainfo.value > dev->abs_rzone) or_binds(binds, KEY_RIGHT, result); |
86883f7f |
302 | } |
303 | } |
304 | if (dev->abs_tzone != 0) { |
305 | ret = ioctl(dev->fd, EVIOCGABS(ABS_Y), &ainfo); |
306 | if (ret != -1) { |
8e77275e |
307 | if (ainfo.value < dev->abs_tzone) or_binds(binds, KEY_UP, result); |
308 | if (ainfo.value > dev->abs_bzone) or_binds(binds, KEY_DOWN, result); |
86883f7f |
309 | } |
310 | } |
311 | |
8e77275e |
312 | return 0; |
d92ea048 |
313 | } |
314 | |
86883f7f |
315 | static void in_evdev_set_blocking(void *drv_data, int y) |
34581c95 |
316 | { |
86883f7f |
317 | in_evdev_t *dev = drv_data; |
34581c95 |
318 | long flags; |
595491c4 |
319 | int ret; |
34581c95 |
320 | |
86883f7f |
321 | flags = (long)fcntl(dev->fd, F_GETFL); |
595491c4 |
322 | if ((int)flags == -1) { |
323 | perror("in_evdev: F_GETFL fcntl failed"); |
324 | return; |
34581c95 |
325 | } |
0c2e114e |
326 | |
327 | if (flags & O_NONBLOCK) { |
328 | /* flush the event queue */ |
329 | struct input_event ev; |
330 | do { |
331 | ret = read(dev->fd, &ev, sizeof(ev)); |
332 | } |
333 | while (ret == sizeof(ev)); |
334 | } |
335 | |
595491c4 |
336 | if (y) |
337 | flags &= ~O_NONBLOCK; |
338 | else |
339 | flags |= O_NONBLOCK; |
86883f7f |
340 | ret = fcntl(dev->fd, F_SETFL, flags); |
595491c4 |
341 | if (ret == -1) |
342 | perror("in_evdev: F_SETFL fcntl failed"); |
343 | } |
344 | |
7f022a8d |
345 | static int in_evdev_update_keycode(void *data, int *is_down) |
595491c4 |
346 | { |
7f022a8d |
347 | in_evdev_t *dev = data; |
348 | struct input_event ev; |
349 | int rd; |
906bdc9f |
350 | |
351 | if (is_down != NULL) |
352 | *is_down = 0; |
353 | |
7f022a8d |
354 | rd = read(dev->fd, &ev, sizeof(ev)); |
355 | if (rd < (int) sizeof(ev)) { |
13b692eb |
356 | if (errno != EAGAIN) { |
357 | perror("in_evdev: error reading"); |
358 | sleep(1); |
359 | } |
360 | return -1; |
7f022a8d |
361 | } |
34581c95 |
362 | |
7f022a8d |
363 | if (ev.type == EV_KEY) { |
364 | if (ev.value < 0 || ev.value > 1) |
13b692eb |
365 | return -1; |
7f022a8d |
366 | if (is_down != NULL) |
367 | *is_down = ev.value; |
368 | return ev.code; |
369 | } |
370 | else if (ev.type == EV_ABS) |
371 | { |
372 | int down = 0; |
373 | if (dev->abs_lzone != 0 && ev.code == ABS_X) { |
374 | if (ev.value < dev->abs_lzone) { |
375 | down = 1; |
376 | dev->abs_lastx = KEY_LEFT; |
377 | } |
378 | else if (ev.value > dev->abs_rzone) { |
379 | down = 1; |
380 | dev->abs_lastx = KEY_RIGHT; |
381 | } |
54563d71 |
382 | if (is_down != NULL) |
7f022a8d |
383 | *is_down = down; |
384 | return dev->abs_lastx; |
54563d71 |
385 | } |
7f022a8d |
386 | if (dev->abs_tzone != 0 && ev.code == ABS_Y) { |
387 | if (ev.value < dev->abs_tzone) { |
388 | down = 1; |
389 | dev->abs_lasty = KEY_UP; |
86883f7f |
390 | } |
7f022a8d |
391 | else if (ev.value > dev->abs_bzone) { |
392 | down = 1; |
393 | dev->abs_lasty = KEY_DOWN; |
86883f7f |
394 | } |
7f022a8d |
395 | if (is_down != NULL) |
396 | *is_down = down; |
397 | return dev->abs_lasty; |
34581c95 |
398 | } |
34581c95 |
399 | } |
7f022a8d |
400 | |
13b692eb |
401 | return -1; |
595491c4 |
402 | } |
34581c95 |
403 | |
82abf46f |
404 | static const struct { |
405 | short key; |
406 | short pbtn; |
407 | } key_pbtn_map[] = |
408 | { |
409 | { KEY_UP, PBTN_UP }, |
410 | { KEY_DOWN, PBTN_DOWN }, |
411 | { KEY_LEFT, PBTN_LEFT }, |
412 | { KEY_RIGHT, PBTN_RIGHT }, |
413 | { KEY_ENTER, PBTN_MOK }, |
f6eaae4f |
414 | { KEY_END, PBTN_MOK }, |
82abf46f |
415 | { BTN_TRIGGER, PBTN_MOK }, |
416 | { KEY_ESC, PBTN_MBACK }, |
f6eaae4f |
417 | { KEY_PAGEDOWN, PBTN_MBACK }, |
82abf46f |
418 | { BTN_THUMB, PBTN_MBACK }, |
419 | { KEY_A, PBTN_MA2 }, |
f6eaae4f |
420 | { KEY_HOME, PBTN_MA2 }, |
82abf46f |
421 | { KEY_S, PBTN_MA3 }, |
f6eaae4f |
422 | { KEY_PAGEUP, PBTN_MA3 }, |
82abf46f |
423 | { KEY_BACKSLASH, PBTN_MENU }, |
b2c5ee47 |
424 | { KEY_LEFTCTRL, PBTN_MENU }, |
f6eaae4f |
425 | { KEY_RIGHTSHIFT, PBTN_L }, |
82abf46f |
426 | { KEY_LEFTBRACE, PBTN_L }, |
f6eaae4f |
427 | { KEY_RIGHTCTRL, PBTN_R }, |
82abf46f |
428 | { KEY_RIGHTBRACE, PBTN_R }, |
429 | }; |
430 | |
431 | #define KEY_PBTN_MAP_SIZE (sizeof(key_pbtn_map) / sizeof(key_pbtn_map[0])) |
432 | |
da767bd5 |
433 | static int in_evdev_menu_translate(int keycode) |
595491c4 |
434 | { |
82abf46f |
435 | int i; |
436 | if (keycode < 0) |
437 | { |
438 | /* menu -> kc */ |
439 | keycode = -keycode; |
440 | for (i = 0; i < KEY_PBTN_MAP_SIZE; i++) |
441 | if (key_pbtn_map[i].pbtn == keycode) |
442 | return key_pbtn_map[i].key; |
34581c95 |
443 | } |
82abf46f |
444 | else |
445 | { |
446 | for (i = 0; i < KEY_PBTN_MAP_SIZE; i++) |
447 | if (key_pbtn_map[i].key == keycode) |
448 | return key_pbtn_map[i].pbtn; |
449 | } |
450 | |
451 | return 0; |
595491c4 |
452 | } |
34581c95 |
453 | |
da767bd5 |
454 | static int in_evdev_get_key_code(const char *key_name) |
455 | { |
456 | int i; |
457 | |
8e77275e |
458 | for (i = 0; i < KEY_CNT; i++) { |
da767bd5 |
459 | const char *k = in_evdev_keys[i]; |
13b692eb |
460 | if (k != NULL && strcasecmp(k, key_name) == 0) |
da767bd5 |
461 | return i; |
462 | } |
463 | |
464 | return -1; |
465 | } |
466 | |
467 | static const char *in_evdev_get_key_name(int keycode) |
595491c4 |
468 | { |
469 | const char *name = NULL; |
da767bd5 |
470 | if (keycode >= 0 && keycode <= KEY_MAX) |
595491c4 |
471 | name = in_evdev_keys[keycode]; |
472 | if (name == NULL) |
473 | name = "Unkn"; |
474 | |
475 | return name; |
34581c95 |
476 | } |
477 | |
da767bd5 |
478 | static const struct { |
479 | short code; |
8e77275e |
480 | char btype; |
481 | char bit; |
da767bd5 |
482 | } in_evdev_def_binds[] = |
483 | { |
484 | /* MXYZ SACB RLDU */ |
8e77275e |
485 | { KEY_UP, IN_BINDTYPE_PLAYER12, 0 }, |
486 | { KEY_DOWN, IN_BINDTYPE_PLAYER12, 1 }, |
487 | { KEY_LEFT, IN_BINDTYPE_PLAYER12, 2 }, |
488 | { KEY_RIGHT, IN_BINDTYPE_PLAYER12, 3 }, |
489 | { KEY_S, IN_BINDTYPE_PLAYER12, 4 }, /* B */ |
f6eaae4f |
490 | { KEY_PAGEDOWN, IN_BINDTYPE_PLAYER12, 4 }, |
8e77275e |
491 | { KEY_D, IN_BINDTYPE_PLAYER12, 5 }, /* C */ |
f6eaae4f |
492 | { KEY_END, IN_BINDTYPE_PLAYER12, 5 }, |
8e77275e |
493 | { KEY_A, IN_BINDTYPE_PLAYER12, 6 }, /* A */ |
f6eaae4f |
494 | { KEY_HOME, IN_BINDTYPE_PLAYER12, 6 }, |
8e77275e |
495 | { KEY_ENTER, IN_BINDTYPE_PLAYER12, 7 }, |
b2c5ee47 |
496 | { KEY_LEFTALT, IN_BINDTYPE_PLAYER12, 7 }, |
f6eaae4f |
497 | { KEY_RIGHTSHIFT,IN_BINDTYPE_EMU, PEVB_STATE_SAVE }, |
498 | { KEY_RIGHTCTRL, IN_BINDTYPE_EMU, PEVB_STATE_LOAD }, |
499 | { KEY_LEFTCTRL, IN_BINDTYPE_EMU, PEVB_MENU }, |
da767bd5 |
500 | }; |
501 | |
502 | #define DEF_BIND_COUNT (sizeof(in_evdev_def_binds) / sizeof(in_evdev_def_binds[0])) |
503 | |
504 | static void in_evdev_get_def_binds(int *binds) |
505 | { |
506 | int i; |
507 | |
508 | for (i = 0; i < DEF_BIND_COUNT; i++) |
8e77275e |
509 | binds[IN_BIND_OFFS(in_evdev_def_binds[i].code, in_evdev_def_binds[i].btype)] = |
510 | 1 << in_evdev_def_binds[i].bit; |
da767bd5 |
511 | } |
512 | |
86883f7f |
513 | /* remove binds of missing keys, count remaining ones */ |
8e77275e |
514 | static int in_evdev_clean_binds(void *drv_data, int *binds, int *def_binds) |
da767bd5 |
515 | { |
8e77275e |
516 | int keybits[KEY_CNT / sizeof(int)]; |
86883f7f |
517 | in_evdev_t *dev = drv_data; |
8e77275e |
518 | int i, t, ret, offs, count = 0; |
da767bd5 |
519 | |
86883f7f |
520 | ret = ioctl(dev->fd, EVIOCGBIT(EV_KEY, sizeof(keybits)), keybits); |
da767bd5 |
521 | if (ret == -1) { |
522 | perror("in_evdev: ioctl failed"); |
523 | memset(keybits, 0xff, sizeof(keybits)); /* mark all as good */ |
524 | } |
525 | |
86883f7f |
526 | if (dev->abs_lzone != 0) { |
527 | KEYBITS_BIT_SET(KEY_LEFT); |
528 | KEYBITS_BIT_SET(KEY_RIGHT); |
529 | } |
530 | if (dev->abs_tzone != 0) { |
531 | KEYBITS_BIT_SET(KEY_UP); |
532 | KEYBITS_BIT_SET(KEY_DOWN); |
533 | } |
534 | |
8e77275e |
535 | for (i = 0; i < KEY_CNT; i++) { |
536 | for (t = 0; t < IN_BINDTYPE_COUNT; t++) { |
537 | offs = IN_BIND_OFFS(i, t); |
538 | if (!KEYBITS_BIT(i)) |
539 | binds[offs] = def_binds[offs] = 0; |
540 | if (binds[offs]) |
541 | count++; |
542 | } |
da767bd5 |
543 | } |
544 | |
545 | return count; |
546 | } |
547 | |
548 | void in_evdev_init(void *vdrv) |
549 | { |
550 | in_drv_t *drv = vdrv; |
551 | |
552 | drv->prefix = in_evdev_prefix; |
553 | drv->probe = in_evdev_probe; |
554 | drv->free = in_evdev_free; |
555 | drv->get_bind_count = in_evdev_get_bind_count; |
556 | drv->get_def_binds = in_evdev_get_def_binds; |
557 | drv->clean_binds = in_evdev_clean_binds; |
558 | drv->set_blocking = in_evdev_set_blocking; |
7f022a8d |
559 | drv->update_keycode = in_evdev_update_keycode; |
da767bd5 |
560 | drv->menu_translate = in_evdev_menu_translate; |
561 | drv->get_key_code = in_evdev_get_key_code; |
562 | drv->get_key_name = in_evdev_get_key_name; |
563 | } |
564 | |