932302ef |
1 | #include <stdio.h> |
61172125 |
2 | #include <stdlib.h> |
932302ef |
3 | #include <string.h> |
4 | #include <stdint.h> |
932302ef |
5 | #include <sys/types.h> |
6 | #include <sys/stat.h> |
7 | #include <fcntl.h> |
8 | #include <sys/ioctl.h> |
9 | #include <sys/select.h> |
10 | #include <unistd.h> |
11 | #include <dirent.h> |
f359b935 |
12 | #include <signal.h> |
13 | #include <termios.h> |
932302ef |
14 | #include <errno.h> |
15 | #include <linux/usbdevice_fs.h> |
16 | #include <linux/usb/ch9.h> |
1cb2822f |
17 | #include <linux/input.h> |
f20de073 |
18 | #include "../pkts.h" |
932302ef |
19 | |
20 | #define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0])) |
21 | |
932302ef |
22 | struct teensy_dev { |
23 | int fd; |
24 | struct { |
25 | int ep_in; |
26 | int ep_out; |
27 | } ifaces[2]; |
28 | }; |
29 | |
30 | /* return 1 if founf, 0 if not, < 0 on error */ |
31 | static int find_device(struct teensy_dev *dev, |
32 | uint16_t vendor, uint16_t product) |
33 | { |
34 | const char path_root[] = "/dev/bus/usb"; |
35 | union { |
36 | struct usb_descriptor_header hdr; |
37 | struct usb_device_descriptor d; |
38 | struct usb_config_descriptor c; |
39 | struct usb_interface_descriptor i; |
40 | struct usb_endpoint_descriptor e; |
41 | char space[0x100]; /* enough? */ |
42 | } desc; |
43 | char path_bus[256], path_dev[256]; |
44 | struct dirent *ent, *ent_bus; |
45 | DIR *dir = NULL, *dir_bus = NULL; |
46 | int num, fd = -1; |
47 | int iface = -1; |
48 | int retval = -1; |
49 | int ret; |
50 | |
51 | memset(dev, 0xff, sizeof(*dev)); |
52 | |
53 | dir = opendir(path_root); |
54 | if (dir == NULL) { |
55 | perror("opendir"); |
56 | return -1; |
57 | } |
58 | |
59 | for (ent = readdir(dir); ent != NULL; ent = readdir(dir)) { |
60 | /* should be a number like 000 */ |
61 | if (sscanf(ent->d_name, "%03d", &num) != 1) |
62 | continue; |
63 | |
64 | snprintf(path_bus, sizeof(path_bus), "%s/%s", |
65 | path_root, ent->d_name); |
66 | |
67 | dir_bus = opendir(path_bus); |
68 | if (dir_bus == NULL) |
69 | continue; |
70 | |
71 | ent_bus = readdir(dir_bus); |
72 | for (; ent_bus != NULL; ent_bus = readdir(dir_bus)) { |
73 | if (sscanf(ent->d_name, "%03d", &num) != 1) |
74 | continue; |
75 | |
76 | snprintf(path_dev, sizeof(path_dev), "%s/%s/%s", |
77 | path_root, ent->d_name, ent_bus->d_name); |
78 | |
79 | fd = open(path_dev, O_RDWR); |
80 | if (fd == -1) |
81 | continue; |
82 | |
83 | ret = read(fd, &desc.d, sizeof(desc.d)); |
84 | if (ret != sizeof(desc.d)) { |
85 | fprintf(stderr, "desc read: %d/%zd: ", ret, sizeof(desc.d)); |
86 | perror(""); |
87 | goto next; |
88 | } |
89 | |
90 | if (desc.d.bDescriptorType != USB_DT_DEVICE) { |
91 | fprintf(stderr, "%s: bad DT: 0x%02x\n", |
92 | path_dev, desc.d.bDescriptorType); |
93 | goto next; |
94 | } |
95 | |
96 | if (desc.d.idVendor == vendor && desc.d.idProduct == product) |
97 | goto found; |
98 | |
99 | next: |
100 | close(fd); |
101 | fd = -1; |
102 | } |
103 | |
104 | closedir(dir_bus); |
105 | dir_bus = NULL; |
106 | } |
107 | |
108 | /* not found */ |
109 | retval = 0; |
110 | goto out; |
111 | |
112 | found: |
113 | if (desc.d.bNumConfigurations != 1) { |
114 | fprintf(stderr, "unexpected bNumConfigurations: %u\n", |
115 | desc.d.bNumConfigurations); |
116 | goto out; |
117 | } |
118 | |
119 | /* walk through all descriptors */ |
120 | while (1) |
121 | { |
122 | ret = read(fd, &desc.hdr, sizeof(desc.hdr)); |
123 | if (ret == 0) |
124 | break; |
125 | if (ret != sizeof(desc.hdr)) { |
126 | fprintf(stderr, "desc.hdr read: %d/%zd: ", ret, sizeof(desc.hdr)); |
127 | perror(""); |
128 | break; |
129 | } |
130 | |
131 | ret = (int)lseek(fd, -sizeof(desc.hdr), SEEK_CUR); |
132 | if (ret == -1) { |
133 | perror("lseek"); |
134 | break; |
135 | } |
136 | |
137 | ret = read(fd, &desc, desc.hdr.bLength); |
138 | if (ret != desc.hdr.bLength) { |
139 | fprintf(stderr, "desc read: %d/%u: ", ret, desc.hdr.bLength); |
140 | perror(""); |
141 | break; |
142 | } |
143 | |
144 | switch (desc.hdr.bDescriptorType) { |
145 | case USB_DT_CONFIG: |
146 | if (desc.c.bNumInterfaces != 2) { |
147 | fprintf(stderr, "unexpected bNumInterfaces: %u\n", |
148 | desc.c.bNumInterfaces); |
149 | goto out; |
150 | } |
151 | break; |
152 | |
153 | case USB_DT_INTERFACE: |
154 | if (desc.i.bInterfaceClass != USB_CLASS_HID |
155 | || desc.i.bInterfaceSubClass != 0 |
156 | || desc.i.bInterfaceProtocol != 0) { |
157 | fprintf(stderr, "unexpected interface %x:%x:%x\n", |
158 | desc.i.bInterfaceClass, desc.i.bInterfaceSubClass, |
159 | desc.i.bInterfaceProtocol); |
160 | goto out; |
161 | } |
162 | if (desc.i.bNumEndpoints != 2) { |
163 | fprintf(stderr, "unexpected bNumEndpoints: %u\n", |
164 | desc.i.bNumEndpoints); |
165 | goto out; |
166 | } |
167 | iface++; |
168 | break; |
169 | |
170 | case USB_DT_ENDPOINT: |
171 | if (iface < 0 || iface >= ARRAY_SIZE(dev->ifaces)) { |
172 | fprintf(stderr, "bad iface: %d\n", iface); |
173 | goto out; |
174 | } |
175 | if (desc.e.wMaxPacketSize != 64 && desc.e.wMaxPacketSize != 32) { |
176 | fprintf(stderr, "iface %d, EP %02x: " |
177 | "unexpected wMaxPacketSize: %u\n", |
178 | iface, desc.e.bEndpointAddress, desc.e.wMaxPacketSize); |
179 | goto out; |
180 | } |
181 | if (desc.e.bEndpointAddress & 0x80) |
182 | dev->ifaces[iface].ep_in = desc.e.bEndpointAddress; // & 0x7F; |
183 | else |
184 | dev->ifaces[iface].ep_out = desc.e.bEndpointAddress; |
185 | break; |
186 | |
187 | case 0x21: |
188 | /* ignore */ |
189 | break; |
190 | |
191 | default: |
192 | fprintf(stderr, "skipping desc 0x%02x\n", |
193 | desc.hdr.bDescriptorType); |
194 | break; |
195 | } |
196 | } |
197 | |
198 | /* claim interfaces */ |
199 | for (iface = 0; iface < ARRAY_SIZE(dev->ifaces); iface++) { |
200 | struct usbdevfs_ioctl usbio; |
201 | |
202 | if (dev->ifaces[iface].ep_in == -1) { |
203 | fprintf(stderr, "missing ep_in, iface: %d\n", iface); |
204 | goto out; |
205 | } |
206 | if (dev->ifaces[iface].ep_out == -1) { |
207 | fprintf(stderr, "missing ep_out, iface: %d\n", iface); |
208 | goto out; |
209 | } |
210 | |
211 | /* disconnect default driver */ |
212 | memset(&usbio, 0, sizeof(usbio)); |
213 | usbio.ifno = iface; |
214 | usbio.ioctl_code = USBDEVFS_DISCONNECT; |
215 | ret = ioctl(fd, USBDEVFS_IOCTL, &usbio); |
216 | if (ret != 0 && errno != ENODATA) |
217 | perror("USBDEVFS_DISCONNECT"); |
218 | |
219 | ret = ioctl(fd, USBDEVFS_CLAIMINTERFACE, &iface); |
220 | if (ret != 0) |
221 | perror("USBDEVFS_CLAIMINTERFACE"); |
222 | } |
223 | |
224 | dev->fd = fd; |
225 | fd = -1; |
226 | retval = 1; |
227 | |
228 | out: |
229 | if (fd != -1) |
230 | close(fd); |
231 | if (dir_bus != NULL) |
232 | closedir(dir_bus); |
233 | if (dir != NULL) |
234 | closedir(dir); |
235 | |
236 | return retval; |
237 | } |
238 | |
f359b935 |
239 | static int enable_echo(int enable) |
240 | { |
241 | const char *portname = "/dev/tty"; |
242 | struct termios tty; |
243 | int retval = -1; |
244 | int ret; |
245 | int fd; |
246 | |
247 | memset(&tty, 0, sizeof(tty)); |
248 | |
249 | fd = open(portname, O_RDWR | O_NOCTTY | O_SYNC); |
250 | if (fd < 0) { |
251 | fprintf(stderr, "open %s: ", portname); |
252 | perror(""); |
253 | return 1; |
254 | } |
255 | |
256 | ret = tcgetattr(fd, &tty); |
257 | if (ret != 0) { |
258 | perror("tcgetattr"); |
259 | goto out; |
260 | } |
261 | |
262 | // printf("lflag: 0%o\n", tty.c_lflag); |
263 | if (enable) |
de3f807e |
264 | tty.c_lflag |= ECHO | ICANON; |
265 | else { |
266 | tty.c_lflag &= ~(ECHO | ICANON); |
267 | tty.c_cc[VMIN] = tty.c_cc[VTIME] = 0; |
268 | } |
f359b935 |
269 | |
270 | ret = tcsetattr(fd, TCSANOW, &tty); |
271 | if (ret != 0) { |
272 | perror("tcsetattr"); |
273 | goto out; |
274 | } |
275 | |
276 | retval = 0; |
277 | out: |
278 | close(fd); |
279 | |
280 | return retval; |
281 | } |
282 | |
96b9855a |
283 | static int g_exit; |
284 | |
f359b935 |
285 | static void signal_handler(int sig) |
286 | { |
96b9855a |
287 | g_exit = 1; |
f359b935 |
288 | signal(sig, SIG_DFL); |
f359b935 |
289 | } |
290 | |
1cb2822f |
291 | /* ?0SA 00DU, ?1CB RLDU */ |
292 | #define STATE_BYTES 2 |
293 | |
294 | static uint8_t fixed_input_state[STATE_BYTES] = { 0x33, 0x3f }; |
295 | |
296 | enum mdbtn { |
297 | MDBTN_UP = 1, |
298 | MDBTN_DOWN, |
299 | MDBTN_LEFT, |
300 | MDBTN_RIGHT, |
301 | MDBTN_A, |
302 | MDBTN_B, |
303 | MDBTN_C, |
304 | MDBTN_START, |
305 | }; |
306 | |
307 | static const enum mdbtn evdev_md_map[KEY_CNT] = { |
308 | [KEY_UP] = MDBTN_UP, |
309 | [KEY_DOWN] = MDBTN_DOWN, |
310 | [KEY_LEFT] = MDBTN_LEFT, |
311 | [KEY_RIGHT] = MDBTN_RIGHT, |
312 | [KEY_HOME] = MDBTN_A, |
313 | [KEY_PAGEDOWN] = MDBTN_B, |
314 | [KEY_END] = MDBTN_C, |
315 | [KEY_LEFTALT] = MDBTN_START, |
316 | }; |
317 | |
318 | int do_evdev_input(int fd) |
319 | { |
320 | uint8_t old_state[STATE_BYTES]; |
321 | uint8_t changed_bits[STATE_BYTES] = { 0, }; |
322 | struct input_event ev; |
323 | enum mdbtn mdbtn; |
324 | int i, ret; |
325 | |
326 | ret = read(fd, &ev, sizeof(ev)); |
327 | if (ret != sizeof(ev)) { |
328 | fprintf(stderr, "evdev read %d/%zd: ", ret, sizeof(ev)); |
329 | perror(""); |
330 | return 0; |
331 | } |
332 | |
333 | if (ev.type != EV_KEY) |
334 | return 0; |
335 | |
336 | if (ev.value != 0 && ev.value != 1) |
337 | return 0; |
338 | |
339 | if ((uint32_t)ev.code >= ARRAY_SIZE(evdev_md_map)) { |
340 | fprintf(stderr, "evdev read bad key: %u\n", ev.code); |
341 | return 0; |
342 | } |
343 | |
344 | mdbtn = evdev_md_map[ev.code]; |
345 | if (mdbtn == 0) |
346 | return 0; |
347 | |
348 | memcpy(old_state, fixed_input_state, STATE_BYTES); |
349 | |
350 | /* ?0SA 00DU, ?1CB RLDU */ |
351 | switch (mdbtn) { |
352 | case MDBTN_UP: |
353 | changed_bits[0] = 0x01; |
354 | changed_bits[1] = 0x01; |
355 | break; |
356 | case MDBTN_DOWN: |
357 | changed_bits[0] = 0x02; |
358 | changed_bits[1] = 0x02; |
359 | break; |
360 | case MDBTN_LEFT: |
361 | changed_bits[0] = 0x00; |
362 | changed_bits[1] = 0x04; |
363 | break; |
364 | case MDBTN_RIGHT: |
365 | changed_bits[0] = 0x00; |
366 | changed_bits[1] = 0x08; |
367 | break; |
368 | case MDBTN_A: |
369 | changed_bits[0] = 0x10; |
370 | changed_bits[1] = 0x00; |
371 | break; |
372 | case MDBTN_B: |
373 | changed_bits[0] = 0x00; |
374 | changed_bits[1] = 0x10; |
375 | break; |
376 | case MDBTN_C: |
377 | changed_bits[0] = 0x00; |
378 | changed_bits[1] = 0x20; |
379 | break; |
380 | case MDBTN_START: |
381 | changed_bits[0] = 0x20; |
382 | changed_bits[1] = 0x00; |
383 | break; |
384 | } |
385 | |
386 | if (ev.value) { |
387 | // key press |
388 | for (i = 0; i < STATE_BYTES; i++) |
389 | fixed_input_state[i] &= ~changed_bits[i]; |
390 | } |
391 | else { |
392 | // key release |
393 | for (i = 0; i < STATE_BYTES; i++) |
394 | fixed_input_state[i] |= changed_bits[i]; |
395 | } |
396 | |
397 | return memcmp(old_state, fixed_input_state, STATE_BYTES) ? 1 : 0; |
398 | } |
399 | |
f20de073 |
400 | struct gmv_tas { |
401 | char sig[15]; |
402 | char ver; |
403 | uint32_t rerecord_count; |
404 | char ctrl1; |
405 | char ctrl2; |
406 | uint16_t flags; |
407 | char name[40]; |
408 | uint8_t data[0][3]; |
409 | }; |
410 | |
01f5cc9e |
411 | static uint8_t *import_gmv(FILE *f, long size, int *frame_count) |
412 | { |
413 | struct gmv_tas *gmv; |
414 | uint8_t *out; |
415 | int ret; |
416 | int i; |
417 | |
418 | if (size < (long)sizeof(*gmv)) { |
419 | fprintf(stderr, "bad gmv size: %ld\n", size); |
420 | return NULL; |
421 | } |
422 | |
423 | gmv = malloc(size); |
424 | if (gmv == NULL) { |
425 | fprintf(stderr, "OOM?\n"); |
426 | return NULL; |
427 | } |
428 | ret = fread(gmv, 1, size, f); |
429 | if (ret != size) { |
430 | fprintf(stderr, "fread %d/%ld: ", ret, size); |
431 | perror(""); |
432 | return NULL; |
433 | } |
434 | |
435 | *frame_count = (size - sizeof(*gmv)) / sizeof(gmv->data[0]); |
436 | |
437 | /* check the GMV.. */ |
438 | if (*frame_count <= 0 || size != sizeof(*gmv) + *frame_count * 3) { |
439 | fprintf(stderr, "broken gmv? frames=%d\n", *frame_count); |
440 | return NULL; |
441 | } |
442 | |
443 | if (strncmp(gmv->sig, "Gens Movie TEST", 15) != 0) { |
444 | fprintf(stderr, "bad GMV sig\n"); |
445 | return NULL; |
446 | } |
447 | if (gmv->ctrl1 != '3') { |
448 | fprintf(stderr, "unhandled controlled config: '%c'\n", gmv->ctrl1); |
449 | //return NULL; |
450 | } |
451 | if (gmv->ver >= 'A') { |
452 | if (gmv->flags & 0x40) { |
453 | fprintf(stderr, "unhandled flag: movie requires a savestate\n"); |
454 | return NULL; |
455 | } |
456 | if (gmv->flags & 0x20) { |
457 | fprintf(stderr, "unhandled flag: 3-player movie\n"); |
458 | return NULL; |
459 | } |
460 | if (gmv->flags & ~0x80) { |
461 | //fprintf(stderr, "unhandled flag(s): %04x\n", gmv->flags); |
462 | //return 1; |
463 | } |
464 | } |
465 | gmv->name[39] = 0; |
466 | printf("loaded GMV: %s\n", gmv->name); |
467 | printf("%d frames, %u rerecords\n", |
468 | *frame_count, gmv->rerecord_count); |
469 | |
470 | out = malloc(*frame_count * sizeof(out[0])); |
471 | if (out == NULL) { |
472 | fprintf(stderr, "OOM?\n"); |
473 | return NULL; |
474 | } |
475 | |
476 | for (i = 0; i < *frame_count; i++) { |
477 | out[i] = gmv->data[i][0]; |
478 | |
479 | if (gmv->data[i][1] != 0xff || gmv->data[i][2] != 0xff) |
480 | { |
481 | fprintf(stderr, "f %d: unhandled byte(s) %02x %02x\n", |
482 | i, gmv->data[i][1], gmv->data[i][2]); |
483 | } |
484 | } |
485 | |
486 | return out; |
487 | } |
488 | |
489 | static int do_bkm_char(char c, char expect, uint8_t *val, int bit) |
490 | { |
491 | if (c == expect) { |
492 | *val &= ~(1 << bit); |
493 | return 0; |
494 | } |
495 | if (c == '.') |
496 | return 0; |
497 | |
498 | fprintf(stderr, "unexpected bkm char: '%c' instead of '%c'\n", |
499 | c, expect); |
500 | return 1; |
501 | } |
502 | |
503 | static uint8_t *import_bkm(FILE *f, int *frame_count) |
504 | { |
505 | uint8_t *out = NULL, val; |
506 | int count = 0; |
507 | int alloc = 0; |
508 | int line = 0; |
509 | char buf[256]; |
510 | const char *r; |
511 | char *p; |
512 | int i; |
513 | |
514 | while ((p = fgets(buf, sizeof(buf), f)) != NULL) { |
515 | line++; |
516 | if (p[0] != '|') |
517 | continue; |
518 | |
519 | if (strlen(p) < 30) |
520 | goto unhandled_line; |
521 | if (p[30] != '\r' && p[30] != '\n') |
522 | goto unhandled_line; |
523 | p[30] = 0; |
524 | |
525 | if (count >= alloc) { |
526 | alloc = alloc * 2 + 64; |
527 | out = realloc(out, alloc * sizeof(out[0])); |
528 | if (out == NULL) { |
529 | fprintf(stderr, "OOM?\n"); |
530 | return NULL; |
531 | } |
532 | } |
533 | |
534 | val = 0xff; |
535 | |
536 | if (strncmp(p, "|.|", 3) != 0) |
537 | goto unhandled_line; |
538 | p += 3; |
539 | |
540 | const char ref[] = "UDLRABCS"; |
541 | for (r = ref, i = 0; *r != 0; p++, r++, i++) { |
542 | if (do_bkm_char(*p, *r, &val, i)) |
543 | goto unhandled_line; |
544 | } |
545 | |
546 | if (strcmp(p, "....|............||") != 0) |
547 | goto unhandled_line; |
548 | |
549 | out[count++] = val; |
550 | continue; |
551 | |
552 | unhandled_line: |
553 | fprintf(stderr, "unhandled bkm line %d: '%s'\n", line, buf); |
554 | return NULL; |
555 | } |
556 | |
557 | printf("loaded bkm, %d frames\n", count); |
558 | *frame_count = count; |
559 | return out; |
560 | } |
561 | |
f20de073 |
562 | static int submit_urb(int fd, struct usbdevfs_urb *urb, int ep, |
563 | void *buf, size_t buf_size) |
564 | { |
565 | memset(urb, 0, sizeof(*urb)); |
566 | urb->type = USBDEVFS_URB_TYPE_INTERRUPT; |
567 | urb->endpoint = ep; |
568 | urb->buffer = buf; |
569 | urb->buffer_length = buf_size; |
570 | |
571 | return ioctl(fd, USBDEVFS_SUBMITURB, urb); |
572 | } |
573 | |
932302ef |
574 | enum my_urbs { |
575 | URB_DATA_IN, |
576 | URB_DATA_OUT, |
577 | URB_DBG_IN, |
578 | URB_CNT |
579 | }; |
580 | |
61172125 |
581 | static void missing_arg(int a) |
582 | { |
583 | fprintf(stderr, "missing arg: %d\n", a); |
584 | exit(1); |
585 | } |
586 | |
932302ef |
587 | int main(int argc, char *argv[]) |
588 | { |
589 | struct teensy_dev dev; |
590 | struct usbdevfs_urb urb[URB_CNT]; |
591 | struct usbdevfs_urb *reaped_urb; |
1cb2822f |
592 | int fixed_input_changed; |
593 | int evdev_fds[16]; |
594 | int evdev_fd_cnt = 0; |
595 | int evdev_support; |
932302ef |
596 | int wait_device = 0; |
96b9855a |
597 | int pending_urbs = 0; |
1cb2822f |
598 | fd_set rfds, wfds; |
61172125 |
599 | const char *tasfn = NULL; |
01f5cc9e |
600 | uint8_t *tas_data = NULL; |
4af6d4e5 |
601 | int use_readinc = 0; // frame increment on read |
61172125 |
602 | int tas_skip = 0; |
f20de073 |
603 | int enable_sent = 0; |
604 | int frame_count = 0; |
605 | int frames_sent = 0; |
606 | char buf_dbg[64 + 1]; |
607 | struct tas_pkt pkt_in; |
608 | struct tas_pkt pkt_out; |
609 | struct timeval *timeout = NULL; |
610 | struct timeval tout; |
96b9855a |
611 | int i, ret = -1; |
1cb2822f |
612 | int fd; |
613 | |
614 | for (i = 1; i < argc; i++) { |
f20de073 |
615 | if (argv[i][0] == '-') { |
61172125 |
616 | switch (argv[i][1] | (argv[i][2] << 8)) { |
617 | case 'm': |
618 | i++; |
619 | if (argv[i] == NULL) |
620 | missing_arg(i); |
621 | tasfn = argv[i]; |
622 | continue; |
623 | case 's': |
624 | i++; |
625 | if (argv[i] == NULL) |
626 | missing_arg(i); |
627 | tas_skip = atoi(argv[i]); |
628 | continue; |
4af6d4e5 |
629 | case 'r': |
630 | use_readinc = 1; |
631 | continue; |
61172125 |
632 | default: |
f20de073 |
633 | fprintf(stderr, "bad arg: %s\n", argv[i]); |
634 | return 1; |
635 | } |
f20de073 |
636 | } |
1cb2822f |
637 | if (evdev_fd_cnt >= ARRAY_SIZE(evdev_fds)) { |
638 | fprintf(stderr, "too many evdevs\n"); |
639 | break; |
640 | } |
f20de073 |
641 | fd = open(argv[i], O_RDONLY); |
1cb2822f |
642 | if (fd == -1) { |
643 | fprintf(stderr, "open %s: ", argv[i]); |
644 | perror(""); |
645 | continue; |
646 | } |
647 | evdev_support = 0; |
f20de073 |
648 | ret = ioctl(fd, EVIOCGBIT(0, sizeof(evdev_support)), |
1cb2822f |
649 | &evdev_support); |
650 | if (ret < 0) |
651 | perror("EVIOCGBIT"); |
652 | if (!(evdev_support & (1 << EV_KEY))) { |
653 | fprintf(stderr, "%s doesn't have keys\n", argv[i]); |
654 | close(fd); |
655 | continue; |
656 | } |
657 | evdev_fds[evdev_fd_cnt++] = fd; |
658 | } |
932302ef |
659 | |
f20de073 |
660 | if (tasfn != NULL) { |
01f5cc9e |
661 | const char *ext; |
f20de073 |
662 | long size; |
663 | FILE *f; |
01f5cc9e |
664 | |
f20de073 |
665 | f = fopen(tasfn, "rb"); |
666 | if (f == NULL) { |
667 | fprintf(stderr, "fopen %s: ", tasfn); |
668 | perror(""); |
669 | return 1; |
670 | } |
671 | |
672 | fseek(f, 0, SEEK_END); |
673 | size = ftell(f); |
674 | fseek(f, 0, SEEK_SET); |
01f5cc9e |
675 | if (size <= 0) { |
676 | fprintf(stderr, "bad size: %ld\n", size); |
f20de073 |
677 | return 1; |
678 | } |
01f5cc9e |
679 | |
680 | ext = strrchr(tasfn, '.'); |
681 | if (ext == NULL) |
682 | ext = tasfn; |
683 | else |
684 | ext++; |
685 | |
686 | if (strcasecmp(ext, "gmv") == 0) |
687 | tas_data = import_gmv(f, size, &frame_count); |
688 | else if (strcasecmp(ext, "bkm") == 0) |
689 | tas_data = import_bkm(f, &frame_count); |
690 | else { |
691 | fprintf(stderr, "unknown movie type: '%s'\n", ext); |
f20de073 |
692 | return 1; |
693 | } |
694 | fclose(f); |
f20de073 |
695 | |
01f5cc9e |
696 | if (tas_data == NULL) { |
697 | fprintf(stderr, "failed fo parse %s\n", tasfn); |
f20de073 |
698 | return 1; |
699 | } |
700 | |
61172125 |
701 | if (tas_skip != 0) { |
702 | if (tas_skip >= frame_count || tas_skip <= -frame_count) { |
703 | printf("skip out of range: %d/%d\n", tas_skip, frame_count); |
704 | return 1; |
705 | } |
706 | if (tas_skip > 0) { |
707 | frame_count -= tas_skip; |
01f5cc9e |
708 | memmove(&tas_data[0], &tas_data[tas_skip], |
709 | sizeof(tas_data[0]) * frame_count); |
61172125 |
710 | } |
711 | else { |
01f5cc9e |
712 | tas_data = realloc(tas_data, |
713 | (frame_count - tas_skip) * sizeof(tas_data[0])); |
714 | if (tas_data == NULL) { |
61172125 |
715 | fprintf(stderr, "OOM?\n"); |
716 | return 1; |
717 | } |
01f5cc9e |
718 | memmove(&tas_data[-tas_skip], &tas_data[0], |
719 | sizeof(tas_data[0]) * frame_count); |
720 | memset(&tas_data[0], 0xff, sizeof(tas_data[0]) * -tas_skip); |
61172125 |
721 | frame_count -= tas_skip; |
722 | } |
723 | } |
f20de073 |
724 | } |
725 | |
f359b935 |
726 | enable_echo(0); |
727 | signal(SIGINT, signal_handler); |
728 | |
932302ef |
729 | dev.fd = -1; |
730 | |
96b9855a |
731 | while (!g_exit) |
932302ef |
732 | { |
733 | if (dev.fd == -1) { |
734 | ret = find_device(&dev, 0x16C0, 0x0486); |
735 | if (ret < 0) |
f359b935 |
736 | break; |
932302ef |
737 | |
738 | if (ret == 0) { |
739 | if (!wait_device) { |
740 | printf("waiting for device..\n"); |
741 | wait_device = 1; |
742 | } |
743 | usleep(250000); |
744 | continue; |
745 | } |
746 | |
747 | wait_device = 0; |
96b9855a |
748 | pending_urbs = 0; |
f20de073 |
749 | enable_sent = 0; |
750 | frames_sent = 0; |
751 | |
752 | /* we wait first, then send commands, but if teensy |
753 | * is started already, it won't send anything */ |
754 | tout.tv_sec = 1; |
755 | tout.tv_usec = 0; |
756 | timeout = &tout; |
932302ef |
757 | } |
758 | |
96b9855a |
759 | if (!(pending_urbs & (1 << URB_DATA_IN))) { |
f20de073 |
760 | memset(&pkt_in, 0, sizeof(pkt_in)); |
761 | ret = submit_urb(dev.fd, &urb[URB_DATA_IN], dev.ifaces[0].ep_in, |
762 | &pkt_in, sizeof(pkt_in)); |
932302ef |
763 | if (ret != 0) { |
764 | perror("USBDEVFS_SUBMITURB URB_DATA_IN"); |
f359b935 |
765 | break; |
932302ef |
766 | } |
f20de073 |
767 | |
96b9855a |
768 | pending_urbs |= 1 << URB_DATA_IN; |
932302ef |
769 | } |
96b9855a |
770 | if (!(pending_urbs & (1 << URB_DBG_IN))) { |
f20de073 |
771 | ret = submit_urb(dev.fd, &urb[URB_DBG_IN], dev.ifaces[1].ep_in, |
772 | buf_dbg, sizeof(buf_dbg) - 1); |
932302ef |
773 | if (ret != 0) { |
774 | perror("USBDEVFS_SUBMITURB URB_DBG_IN"); |
f359b935 |
775 | break; |
932302ef |
776 | } |
f20de073 |
777 | |
96b9855a |
778 | pending_urbs |= 1 << URB_DBG_IN; |
932302ef |
779 | } |
780 | |
1cb2822f |
781 | FD_ZERO(&rfds); |
de3f807e |
782 | FD_SET(STDIN_FILENO, &rfds); |
1cb2822f |
783 | for (i = 0; i < evdev_fd_cnt; i++) |
784 | FD_SET(evdev_fds[i], &rfds); |
785 | |
932302ef |
786 | FD_ZERO(&wfds); |
787 | FD_SET(dev.fd, &wfds); |
788 | |
f20de073 |
789 | ret = select(dev.fd + 1, &rfds, &wfds, NULL, timeout); |
932302ef |
790 | if (ret < 0) { |
791 | perror("select"); |
f359b935 |
792 | break; |
932302ef |
793 | } |
f20de073 |
794 | timeout = NULL; |
932302ef |
795 | |
de3f807e |
796 | /* sometihng form stdin? */ |
1cb2822f |
797 | /* something from input devices? */ |
de3f807e |
798 | if (FD_ISSET(STDIN_FILENO, &rfds)) { |
799 | char c = 0; |
800 | ret = read(STDIN_FILENO, &c, 1); |
801 | if (ret <= 0) { |
802 | perror("read stdin"); |
803 | break; |
804 | } |
805 | |
806 | switch (c) { |
807 | case 'r': |
808 | enable_sent = 0; |
809 | break; |
810 | } |
811 | } |
812 | |
1cb2822f |
813 | fixed_input_changed = 0; |
814 | for (i = 0; i < evdev_fd_cnt; i++) { |
815 | if (FD_ISSET(evdev_fds[i], &rfds)) { |
816 | fixed_input_changed |= |
817 | do_evdev_input(evdev_fds[i]); |
818 | } |
819 | } |
820 | |
821 | /* something from USB? */ |
f20de073 |
822 | if (FD_ISSET(dev.fd, &wfds)) |
823 | { |
96b9855a |
824 | unsigned int which_urb; |
825 | |
932302ef |
826 | reaped_urb = NULL; |
827 | ret = ioctl(dev.fd, USBDEVFS_REAPURB, &reaped_urb); |
828 | if (ret != 0) { |
829 | if (errno == ENODEV) |
830 | goto dev_close; |
831 | perror("USBDEVFS_REAPURB"); |
f359b935 |
832 | break; |
932302ef |
833 | } |
96b9855a |
834 | which_urb = reaped_urb - urb; |
835 | if (which_urb < ARRAY_SIZE(urb)) |
836 | pending_urbs &= ~(1 << which_urb); |
837 | else { |
838 | fprintf(stderr, "reaped unknown urb: %p #%u", |
839 | reaped_urb, which_urb); |
840 | } |
932302ef |
841 | |
842 | if (reaped_urb != NULL && reaped_urb->status != 0) { |
843 | errno = -reaped_urb->status; |
96b9855a |
844 | fprintf(stderr, "urb #%u: ", which_urb); |
f20de073 |
845 | perror(""); |
932302ef |
846 | if (reaped_urb->status == -EILSEQ) { |
847 | /* this is usually a sign of disconnect.. */ |
848 | usleep(250000); |
849 | goto dev_close; |
850 | } |
851 | } |
96b9855a |
852 | else if (reaped_urb == &urb[URB_DATA_IN]) |
853 | { |
f20de073 |
854 | /* some request from teensy */ |
855 | int count; |
856 | uint8_t b; |
857 | |
858 | switch (pkt_in.type) { |
859 | case PKT_STREAM_REQ: |
96b9855a |
860 | printf("req: %d/%d/%d\n", pkt_in.req.frame, |
4af6d4e5 |
861 | frames_sent, frame_count); |
f20de073 |
862 | |
96b9855a |
863 | for (i = 0; i < sizeof(pkt_out.data) / 2; i++) { |
f20de073 |
864 | pkt_out.data[i * 2 + 0] = 0x33; |
865 | pkt_out.data[i * 2 + 1] = 0x3f; |
866 | } |
867 | if (frames_sent < frame_count) { |
868 | pkt_out.type = PKT_STREAM_DATA; |
869 | |
870 | count = frame_count - frames_sent; |
871 | if (count > sizeof(pkt_out.data) / 2) |
872 | count = sizeof(pkt_out.data) / 2; |
873 | for (i = 0; i < count; i++) { |
874 | /* SCBA RLDU */ |
01f5cc9e |
875 | b = tas_data[frames_sent]; |
f20de073 |
876 | |
877 | /* ?0SA 00DU, ?1CB RLDU */ |
878 | pkt_out.data[i * 2 + 0] = (b & 0x13) | ((b >> 2) & 0x20); |
879 | pkt_out.data[i * 2 + 1] = (b & 0x0f) | ((b >> 1) & 0x30); |
f20de073 |
880 | frames_sent++; |
881 | } |
882 | } |
883 | else |
884 | pkt_out.type = PKT_STREAM_END; |
885 | |
886 | ret = submit_urb(dev.fd, &urb[URB_DATA_OUT], |
887 | dev.ifaces[0].ep_out, &pkt_out, sizeof(pkt_out)); |
888 | if (ret != 0) |
889 | perror("USBDEVFS_SUBMITURB URB_DATA_OUT PKT_STREAM_DATA"); |
890 | break; |
891 | |
892 | default: |
893 | printf("host: got unknown pkt type: %04x\n", pkt_in.type); |
894 | break; |
895 | } |
932302ef |
896 | } |
96b9855a |
897 | else if (reaped_urb == &urb[URB_DATA_OUT]) |
898 | { |
1cb2822f |
899 | } |
96b9855a |
900 | else if (reaped_urb == &urb[URB_DBG_IN]) |
901 | { |
932302ef |
902 | /* debug text */ |
903 | buf_dbg[reaped_urb->actual_length] = 0; |
904 | printf("%s", buf_dbg); |
932302ef |
905 | } |
906 | else { |
f20de073 |
907 | fprintf(stderr, "reaped unknown urb? %p #%zu\n", |
908 | reaped_urb, reaped_urb - urb); |
932302ef |
909 | } |
910 | } |
1cb2822f |
911 | |
912 | /* something to send? */ |
96b9855a |
913 | if (pending_urbs & (1 << URB_DATA_OUT)) |
914 | // can't do that yet |
915 | continue; |
916 | |
01f5cc9e |
917 | if (tas_data != NULL && !enable_sent) { |
f20de073 |
918 | memset(&pkt_out, 0, sizeof(pkt_out)); |
919 | pkt_out.type = PKT_STREAM_ENABLE; |
4af6d4e5 |
920 | pkt_out.start.use_readinc = use_readinc; |
921 | |
f20de073 |
922 | ret = submit_urb(dev.fd, &urb[URB_DATA_OUT], dev.ifaces[0].ep_out, |
923 | &pkt_out, sizeof(pkt_out)); |
924 | if (ret != 0) { |
925 | perror("USBDEVFS_SUBMITURB PKT_STREAM_ENABLE"); |
926 | continue; |
927 | } |
928 | enable_sent = 1; |
de3f807e |
929 | frames_sent = 0; |
f20de073 |
930 | } |
01f5cc9e |
931 | if (tas_data == NULL && fixed_input_changed) { |
f20de073 |
932 | memset(&pkt_out, 0, sizeof(pkt_out)); |
933 | pkt_out.type = PKT_FIXED_STATE; |
934 | memcpy(pkt_out.data, fixed_input_state, sizeof(fixed_input_state)); |
1cb2822f |
935 | |
f20de073 |
936 | ret = submit_urb(dev.fd, &urb[URB_DATA_OUT], dev.ifaces[0].ep_out, |
937 | &pkt_out, sizeof(pkt_out)); |
1cb2822f |
938 | if (ret != 0) { |
939 | perror("USBDEVFS_SUBMITURB URB_DATA_OUT"); |
f359b935 |
940 | break; |
1cb2822f |
941 | } |
96b9855a |
942 | pending_urbs |= 1 << URB_DATA_OUT; |
943 | continue; |
1cb2822f |
944 | } |
945 | |
932302ef |
946 | continue; |
947 | |
948 | dev_close: |
949 | close(dev.fd); |
950 | dev.fd = -1; |
951 | } |
952 | |
f359b935 |
953 | enable_echo(1); |
954 | |
96b9855a |
955 | if (dev.fd != -1) { |
956 | /* deal with pending URBs */ |
957 | if (pending_urbs & (1 << URB_DATA_IN)) |
958 | ioctl(dev.fd, USBDEVFS_DISCARDURB, &urb[URB_DATA_IN]); |
959 | if (pending_urbs & (1 << URB_DBG_IN)) |
960 | ioctl(dev.fd, USBDEVFS_DISCARDURB, &urb[URB_DBG_IN]); |
961 | for (i = 0; i < URB_CNT; i++) { |
962 | if (pending_urbs & (1 << i)) { |
963 | ret = ioctl(dev.fd, USBDEVFS_REAPURB, &reaped_urb); |
964 | if (ret != 0) |
965 | perror("USBDEVFS_REAPURB"); |
966 | } |
967 | } |
968 | |
969 | close(dev.fd); |
970 | } |
971 | |
f359b935 |
972 | return ret; |
932302ef |
973 | } |
974 | |
975 | // vim: ts=2:sw=2:expandtab |