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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" |
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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 | |
e8e66d02 |
562 | static int write_bkm_frame(FILE *f, const uint8_t *data) |
563 | { |
564 | /* ?0SA 00DU, ?1CB RLDU */ |
565 | static const char ref[] = "UDLRABCSXYZM"; |
566 | static const char bits[] = { 0,1,2,3, 12,4,5,13, 16,16,16,16 }; |
567 | uint32_t idata[2]; |
568 | int p, i; |
569 | |
570 | if (f == NULL) { |
571 | fprintf(stderr, "%s called without outfile\n", __func__); |
572 | goto out; |
573 | } |
574 | |
575 | idata[0] = 0x10000 | (data[0] << 8) | data[1]; |
576 | idata[1] = ~0; |
577 | |
578 | fprintf(f, "|.|"); |
579 | for (p = 0; p < 2; p++) { |
580 | for (i = 0; i < 12; i++) |
581 | fprintf(f, "%c", (idata[p] & (1 << bits[i])) ? '.' : ref[i]); |
582 | fprintf(f, "|"); |
583 | } |
584 | fprintf(f, "|\n"); |
585 | |
586 | out: |
587 | return 2; |
588 | } |
589 | |
32f257c5 |
590 | static int tas_data_to_teensy(uint8_t b, uint8_t *data, FILE *logf) |
e8e66d02 |
591 | { |
32f257c5 |
592 | uint8_t t; |
593 | |
e8e66d02 |
594 | /* SCBA RLDU */ |
595 | /* v */ |
596 | /* ?0SA 00DU, ?1CB RLDU */ |
597 | data[0] = (b & 0x13) | ((b >> 2) & 0x20); |
598 | data[1] = (b & 0x0f) | ((b >> 1) & 0x30); |
32f257c5 |
599 | |
600 | if (logf != NULL) { |
601 | fwrite(&data[0], 1, 1, logf); |
602 | t = data[1] | 0x40; // expected TH |
603 | fwrite(&t, 1, 1, logf); |
604 | } |
605 | |
e8e66d02 |
606 | return 2; |
607 | } |
608 | |
f20de073 |
609 | static int submit_urb(int fd, struct usbdevfs_urb *urb, int ep, |
610 | void *buf, size_t buf_size) |
611 | { |
612 | memset(urb, 0, sizeof(*urb)); |
613 | urb->type = USBDEVFS_URB_TYPE_INTERRUPT; |
614 | urb->endpoint = ep; |
615 | urb->buffer = buf; |
616 | urb->buffer_length = buf_size; |
617 | |
618 | return ioctl(fd, USBDEVFS_SUBMITURB, urb); |
619 | } |
620 | |
932302ef |
621 | enum my_urbs { |
622 | URB_DATA_IN, |
623 | URB_DATA_OUT, |
624 | URB_DBG_IN, |
625 | URB_CNT |
626 | }; |
627 | |
61172125 |
628 | static void missing_arg(int a) |
629 | { |
630 | fprintf(stderr, "missing arg: %d\n", a); |
631 | exit(1); |
632 | } |
633 | |
932302ef |
634 | int main(int argc, char *argv[]) |
635 | { |
636 | struct teensy_dev dev; |
637 | struct usbdevfs_urb urb[URB_CNT]; |
638 | struct usbdevfs_urb *reaped_urb; |
1cb2822f |
639 | int fixed_input_changed; |
640 | int evdev_fds[16]; |
641 | int evdev_fd_cnt = 0; |
642 | int evdev_support; |
932302ef |
643 | int wait_device = 0; |
96b9855a |
644 | int pending_urbs = 0; |
1cb2822f |
645 | fd_set rfds, wfds; |
61172125 |
646 | const char *tasfn = NULL; |
e8e66d02 |
647 | const char *outfn = NULL; |
32f257c5 |
648 | const char *logfn = NULL; |
01f5cc9e |
649 | uint8_t *tas_data = NULL; |
37495607 |
650 | int use_vsync = 0; // frame increment on vsync |
61172125 |
651 | int tas_skip = 0; |
f20de073 |
652 | int enable_sent = 0; |
e8e66d02 |
653 | int abort_sent = 0; |
f20de073 |
654 | int frame_count = 0; |
655 | int frames_sent = 0; |
656 | char buf_dbg[64 + 1]; |
657 | struct tas_pkt pkt_in; |
658 | struct tas_pkt pkt_out; |
659 | struct timeval *timeout = NULL; |
660 | struct timeval tout; |
e8e66d02 |
661 | FILE *outf = NULL; |
32f257c5 |
662 | FILE *logf = NULL; |
96b9855a |
663 | int i, ret = -1; |
1cb2822f |
664 | int fd; |
665 | |
666 | for (i = 1; i < argc; i++) { |
f20de073 |
667 | if (argv[i][0] == '-') { |
61172125 |
668 | switch (argv[i][1] | (argv[i][2] << 8)) { |
669 | case 'm': |
670 | i++; |
671 | if (argv[i] == NULL) |
672 | missing_arg(i); |
673 | tasfn = argv[i]; |
674 | continue; |
e8e66d02 |
675 | case 'w': |
676 | i++; |
677 | if (argv[i] == NULL) |
678 | missing_arg(i); |
679 | outfn = argv[i]; |
680 | continue; |
32f257c5 |
681 | case 'l': |
682 | i++; |
683 | if (argv[i] == NULL) |
684 | missing_arg(i); |
685 | logfn = argv[i]; |
686 | continue; |
61172125 |
687 | case 's': |
688 | i++; |
689 | if (argv[i] == NULL) |
690 | missing_arg(i); |
691 | tas_skip = atoi(argv[i]); |
692 | continue; |
37495607 |
693 | case 'v': |
694 | use_vsync = 1; |
4af6d4e5 |
695 | continue; |
61172125 |
696 | default: |
f20de073 |
697 | fprintf(stderr, "bad arg: %s\n", argv[i]); |
698 | return 1; |
699 | } |
f20de073 |
700 | } |
e8e66d02 |
701 | |
702 | /* remaining args are evdev filenames */ |
1cb2822f |
703 | if (evdev_fd_cnt >= ARRAY_SIZE(evdev_fds)) { |
704 | fprintf(stderr, "too many evdevs\n"); |
705 | break; |
706 | } |
f20de073 |
707 | fd = open(argv[i], O_RDONLY); |
1cb2822f |
708 | if (fd == -1) { |
709 | fprintf(stderr, "open %s: ", argv[i]); |
710 | perror(""); |
711 | continue; |
712 | } |
713 | evdev_support = 0; |
f20de073 |
714 | ret = ioctl(fd, EVIOCGBIT(0, sizeof(evdev_support)), |
1cb2822f |
715 | &evdev_support); |
716 | if (ret < 0) |
717 | perror("EVIOCGBIT"); |
718 | if (!(evdev_support & (1 << EV_KEY))) { |
719 | fprintf(stderr, "%s doesn't have keys\n", argv[i]); |
720 | close(fd); |
721 | continue; |
722 | } |
723 | evdev_fds[evdev_fd_cnt++] = fd; |
724 | } |
932302ef |
725 | |
f20de073 |
726 | if (tasfn != NULL) { |
01f5cc9e |
727 | const char *ext; |
f20de073 |
728 | long size; |
729 | FILE *f; |
01f5cc9e |
730 | |
f20de073 |
731 | f = fopen(tasfn, "rb"); |
732 | if (f == NULL) { |
733 | fprintf(stderr, "fopen %s: ", tasfn); |
734 | perror(""); |
735 | return 1; |
736 | } |
737 | |
738 | fseek(f, 0, SEEK_END); |
739 | size = ftell(f); |
740 | fseek(f, 0, SEEK_SET); |
01f5cc9e |
741 | if (size <= 0) { |
742 | fprintf(stderr, "bad size: %ld\n", size); |
f20de073 |
743 | return 1; |
744 | } |
01f5cc9e |
745 | |
746 | ext = strrchr(tasfn, '.'); |
747 | if (ext == NULL) |
748 | ext = tasfn; |
749 | else |
750 | ext++; |
751 | |
752 | if (strcasecmp(ext, "gmv") == 0) |
753 | tas_data = import_gmv(f, size, &frame_count); |
754 | else if (strcasecmp(ext, "bkm") == 0) |
755 | tas_data = import_bkm(f, &frame_count); |
756 | else { |
757 | fprintf(stderr, "unknown movie type: '%s'\n", ext); |
f20de073 |
758 | return 1; |
759 | } |
760 | fclose(f); |
f20de073 |
761 | |
01f5cc9e |
762 | if (tas_data == NULL) { |
763 | fprintf(stderr, "failed fo parse %s\n", tasfn); |
f20de073 |
764 | return 1; |
765 | } |
766 | |
61172125 |
767 | if (tas_skip != 0) { |
768 | if (tas_skip >= frame_count || tas_skip <= -frame_count) { |
769 | printf("skip out of range: %d/%d\n", tas_skip, frame_count); |
770 | return 1; |
771 | } |
772 | if (tas_skip > 0) { |
773 | frame_count -= tas_skip; |
01f5cc9e |
774 | memmove(&tas_data[0], &tas_data[tas_skip], |
775 | sizeof(tas_data[0]) * frame_count); |
61172125 |
776 | } |
777 | else { |
01f5cc9e |
778 | tas_data = realloc(tas_data, |
779 | (frame_count - tas_skip) * sizeof(tas_data[0])); |
780 | if (tas_data == NULL) { |
61172125 |
781 | fprintf(stderr, "OOM?\n"); |
782 | return 1; |
783 | } |
01f5cc9e |
784 | memmove(&tas_data[-tas_skip], &tas_data[0], |
785 | sizeof(tas_data[0]) * frame_count); |
786 | memset(&tas_data[0], 0xff, sizeof(tas_data[0]) * -tas_skip); |
61172125 |
787 | frame_count -= tas_skip; |
788 | } |
789 | } |
f20de073 |
790 | } |
791 | |
e8e66d02 |
792 | if (outfn != NULL) { |
793 | outf = fopen(outfn, "w"); |
794 | if (outf == NULL) { |
32f257c5 |
795 | fprintf(stderr, "fopen %s: ", outfn); |
796 | perror(""); |
797 | return 1; |
798 | } |
799 | } |
800 | |
801 | if (logfn != NULL) { |
802 | logf = fopen(logfn, "wb"); |
803 | if (logf == NULL) { |
804 | fprintf(stderr, "fopen %s: ", logfn); |
e8e66d02 |
805 | perror(""); |
806 | return 1; |
807 | } |
808 | } |
809 | |
f359b935 |
810 | enable_echo(0); |
811 | signal(SIGINT, signal_handler); |
812 | |
932302ef |
813 | dev.fd = -1; |
814 | |
e8e66d02 |
815 | while (!g_exit || (pending_urbs & (1 << URB_DATA_OUT))) |
932302ef |
816 | { |
817 | if (dev.fd == -1) { |
818 | ret = find_device(&dev, 0x16C0, 0x0486); |
819 | if (ret < 0) |
f359b935 |
820 | break; |
932302ef |
821 | |
822 | if (ret == 0) { |
823 | if (!wait_device) { |
824 | printf("waiting for device..\n"); |
825 | wait_device = 1; |
826 | } |
827 | usleep(250000); |
828 | continue; |
829 | } |
830 | |
831 | wait_device = 0; |
96b9855a |
832 | pending_urbs = 0; |
f20de073 |
833 | enable_sent = 0; |
834 | frames_sent = 0; |
835 | |
836 | /* we wait first, then send commands, but if teensy |
837 | * is started already, it won't send anything */ |
838 | tout.tv_sec = 1; |
839 | tout.tv_usec = 0; |
840 | timeout = &tout; |
932302ef |
841 | } |
842 | |
96b9855a |
843 | if (!(pending_urbs & (1 << URB_DATA_IN))) { |
f20de073 |
844 | memset(&pkt_in, 0, sizeof(pkt_in)); |
845 | ret = submit_urb(dev.fd, &urb[URB_DATA_IN], dev.ifaces[0].ep_in, |
846 | &pkt_in, sizeof(pkt_in)); |
932302ef |
847 | if (ret != 0) { |
848 | perror("USBDEVFS_SUBMITURB URB_DATA_IN"); |
f359b935 |
849 | break; |
932302ef |
850 | } |
f20de073 |
851 | |
96b9855a |
852 | pending_urbs |= 1 << URB_DATA_IN; |
932302ef |
853 | } |
96b9855a |
854 | if (!(pending_urbs & (1 << URB_DBG_IN))) { |
f20de073 |
855 | ret = submit_urb(dev.fd, &urb[URB_DBG_IN], dev.ifaces[1].ep_in, |
856 | buf_dbg, sizeof(buf_dbg) - 1); |
932302ef |
857 | if (ret != 0) { |
858 | perror("USBDEVFS_SUBMITURB URB_DBG_IN"); |
f359b935 |
859 | break; |
932302ef |
860 | } |
f20de073 |
861 | |
96b9855a |
862 | pending_urbs |= 1 << URB_DBG_IN; |
932302ef |
863 | } |
864 | |
1cb2822f |
865 | FD_ZERO(&rfds); |
de3f807e |
866 | FD_SET(STDIN_FILENO, &rfds); |
1cb2822f |
867 | for (i = 0; i < evdev_fd_cnt; i++) |
868 | FD_SET(evdev_fds[i], &rfds); |
869 | |
932302ef |
870 | FD_ZERO(&wfds); |
871 | FD_SET(dev.fd, &wfds); |
872 | |
f20de073 |
873 | ret = select(dev.fd + 1, &rfds, &wfds, NULL, timeout); |
932302ef |
874 | if (ret < 0) { |
875 | perror("select"); |
f359b935 |
876 | break; |
932302ef |
877 | } |
f20de073 |
878 | timeout = NULL; |
932302ef |
879 | |
de3f807e |
880 | /* sometihng form stdin? */ |
de3f807e |
881 | if (FD_ISSET(STDIN_FILENO, &rfds)) { |
882 | char c = 0; |
883 | ret = read(STDIN_FILENO, &c, 1); |
884 | if (ret <= 0) { |
885 | perror("read stdin"); |
886 | break; |
887 | } |
888 | |
889 | switch (c) { |
890 | case 'r': |
891 | enable_sent = 0; |
32f257c5 |
892 | if (logf != NULL) |
893 | rewind(logf); |
de3f807e |
894 | break; |
895 | } |
896 | } |
897 | |
e8e66d02 |
898 | /* something from input devices? */ |
1cb2822f |
899 | fixed_input_changed = 0; |
900 | for (i = 0; i < evdev_fd_cnt; i++) { |
901 | if (FD_ISSET(evdev_fds[i], &rfds)) { |
902 | fixed_input_changed |= |
903 | do_evdev_input(evdev_fds[i]); |
904 | } |
905 | } |
906 | |
907 | /* something from USB? */ |
f20de073 |
908 | if (FD_ISSET(dev.fd, &wfds)) |
909 | { |
96b9855a |
910 | unsigned int which_urb; |
911 | |
932302ef |
912 | reaped_urb = NULL; |
913 | ret = ioctl(dev.fd, USBDEVFS_REAPURB, &reaped_urb); |
914 | if (ret != 0) { |
915 | if (errno == ENODEV) |
916 | goto dev_close; |
917 | perror("USBDEVFS_REAPURB"); |
f359b935 |
918 | break; |
932302ef |
919 | } |
96b9855a |
920 | which_urb = reaped_urb - urb; |
921 | if (which_urb < ARRAY_SIZE(urb)) |
922 | pending_urbs &= ~(1 << which_urb); |
923 | else { |
924 | fprintf(stderr, "reaped unknown urb: %p #%u", |
925 | reaped_urb, which_urb); |
926 | } |
932302ef |
927 | |
928 | if (reaped_urb != NULL && reaped_urb->status != 0) { |
929 | errno = -reaped_urb->status; |
96b9855a |
930 | fprintf(stderr, "urb #%u: ", which_urb); |
f20de073 |
931 | perror(""); |
932302ef |
932 | if (reaped_urb->status == -EILSEQ) { |
933 | /* this is usually a sign of disconnect.. */ |
934 | usleep(250000); |
935 | goto dev_close; |
936 | } |
937 | } |
96b9855a |
938 | else if (reaped_urb == &urb[URB_DATA_IN]) |
939 | { |
f20de073 |
940 | /* some request from teensy */ |
f20de073 |
941 | switch (pkt_in.type) { |
942 | case PKT_STREAM_REQ: |
96b9855a |
943 | printf("req: %d/%d/%d\n", pkt_in.req.frame, |
4af6d4e5 |
944 | frames_sent, frame_count); |
f20de073 |
945 | |
e8e66d02 |
946 | pkt_out.size = 0; |
f20de073 |
947 | if (frames_sent < frame_count) { |
e8e66d02 |
948 | pkt_out.type = PKT_STREAM_DATA_TO; |
949 | |
950 | for (i = 0; i < sizeof(pkt_out.data); ) { |
951 | i += tas_data_to_teensy(tas_data[frames_sent], |
32f257c5 |
952 | pkt_out.data + i, logf); |
e8e66d02 |
953 | |
f20de073 |
954 | frames_sent++; |
e8e66d02 |
955 | if (frames_sent >= frame_count) |
956 | break; |
f20de073 |
957 | } |
e8e66d02 |
958 | pkt_out.size = i; |
f20de073 |
959 | } |
32f257c5 |
960 | else { |
f20de073 |
961 | pkt_out.type = PKT_STREAM_END; |
32f257c5 |
962 | if (logf != NULL) |
963 | fflush(logf); |
964 | } |
f20de073 |
965 | |
966 | ret = submit_urb(dev.fd, &urb[URB_DATA_OUT], |
967 | dev.ifaces[0].ep_out, &pkt_out, sizeof(pkt_out)); |
968 | if (ret != 0) |
e8e66d02 |
969 | perror("USBDEVFS_SUBMITURB PKT_STREAM_DATA_TO"); |
970 | break; |
971 | |
972 | case PKT_STREAM_DATA_FROM: |
973 | printf("f: %d\n", frame_count); |
974 | if (pkt_in.size == 0 || pkt_in.size > sizeof(pkt_out.data)) { |
975 | printf("host: got bad DATA_FROM size: %u\n", pkt_in.size); |
976 | break; |
977 | } |
978 | for (i = 0; i < pkt_in.size; ) { |
979 | i += write_bkm_frame(outf, pkt_in.data + i); |
980 | frame_count++; |
981 | } |
f20de073 |
982 | break; |
983 | |
984 | default: |
985 | printf("host: got unknown pkt type: %04x\n", pkt_in.type); |
986 | break; |
987 | } |
932302ef |
988 | } |
96b9855a |
989 | else if (reaped_urb == &urb[URB_DATA_OUT]) |
990 | { |
1cb2822f |
991 | } |
96b9855a |
992 | else if (reaped_urb == &urb[URB_DBG_IN]) |
993 | { |
932302ef |
994 | /* debug text */ |
995 | buf_dbg[reaped_urb->actual_length] = 0; |
996 | printf("%s", buf_dbg); |
932302ef |
997 | } |
998 | else { |
f20de073 |
999 | fprintf(stderr, "reaped unknown urb? %p #%zu\n", |
1000 | reaped_urb, reaped_urb - urb); |
932302ef |
1001 | } |
1002 | } |
1cb2822f |
1003 | |
1004 | /* something to send? */ |
96b9855a |
1005 | if (pending_urbs & (1 << URB_DATA_OUT)) |
1006 | // can't do that yet |
1007 | continue; |
1008 | |
e8e66d02 |
1009 | if ((tas_data != NULL || outf != NULL) && !enable_sent) { |
f20de073 |
1010 | memset(&pkt_out, 0, sizeof(pkt_out)); |
1011 | pkt_out.type = PKT_STREAM_ENABLE; |
e8e66d02 |
1012 | pkt_out.enable.stream_to = (tas_data != NULL); |
1013 | pkt_out.enable.stream_from = (outf != NULL); |
37495607 |
1014 | pkt_out.enable.use_readinc = !use_vsync; |
4af6d4e5 |
1015 | |
f20de073 |
1016 | ret = submit_urb(dev.fd, &urb[URB_DATA_OUT], dev.ifaces[0].ep_out, |
1017 | &pkt_out, sizeof(pkt_out)); |
1018 | if (ret != 0) { |
1019 | perror("USBDEVFS_SUBMITURB PKT_STREAM_ENABLE"); |
1020 | continue; |
1021 | } |
e8e66d02 |
1022 | pending_urbs |= 1 << URB_DATA_OUT; |
f20de073 |
1023 | enable_sent = 1; |
de3f807e |
1024 | frames_sent = 0; |
e8e66d02 |
1025 | continue; |
f20de073 |
1026 | } |
01f5cc9e |
1027 | if (tas_data == NULL && fixed_input_changed) { |
f20de073 |
1028 | memset(&pkt_out, 0, sizeof(pkt_out)); |
1029 | pkt_out.type = PKT_FIXED_STATE; |
1030 | memcpy(pkt_out.data, fixed_input_state, sizeof(fixed_input_state)); |
1cb2822f |
1031 | |
f20de073 |
1032 | ret = submit_urb(dev.fd, &urb[URB_DATA_OUT], dev.ifaces[0].ep_out, |
1033 | &pkt_out, sizeof(pkt_out)); |
1cb2822f |
1034 | if (ret != 0) { |
e8e66d02 |
1035 | perror("USBDEVFS_SUBMITURB PKT_FIXED_STATE"); |
1036 | break; |
1037 | } |
1038 | pending_urbs |= 1 << URB_DATA_OUT; |
1039 | continue; |
1040 | } |
1041 | if (g_exit && !abort_sent) { |
1042 | memset(&pkt_out, 0, sizeof(pkt_out)); |
1043 | pkt_out.type = PKT_STREAM_ABORT; |
1044 | |
1045 | ret = submit_urb(dev.fd, &urb[URB_DATA_OUT], dev.ifaces[0].ep_out, |
1046 | &pkt_out, sizeof(pkt_out)); |
1047 | if (ret != 0) { |
1048 | perror("USBDEVFS_SUBMITURB PKT_STREAM_ABORT"); |
f359b935 |
1049 | break; |
1cb2822f |
1050 | } |
96b9855a |
1051 | pending_urbs |= 1 << URB_DATA_OUT; |
e8e66d02 |
1052 | abort_sent = 1; |
96b9855a |
1053 | continue; |
1cb2822f |
1054 | } |
1055 | |
932302ef |
1056 | continue; |
1057 | |
1058 | dev_close: |
1059 | close(dev.fd); |
1060 | dev.fd = -1; |
1061 | } |
1062 | |
f359b935 |
1063 | enable_echo(1); |
1064 | |
e8e66d02 |
1065 | if (outf != NULL) |
1066 | fclose(outf); |
32f257c5 |
1067 | if (logf != NULL) |
1068 | fclose(logf); |
e8e66d02 |
1069 | |
96b9855a |
1070 | if (dev.fd != -1) { |
1071 | /* deal with pending URBs */ |
1072 | if (pending_urbs & (1 << URB_DATA_IN)) |
1073 | ioctl(dev.fd, USBDEVFS_DISCARDURB, &urb[URB_DATA_IN]); |
1074 | if (pending_urbs & (1 << URB_DBG_IN)) |
1075 | ioctl(dev.fd, USBDEVFS_DISCARDURB, &urb[URB_DBG_IN]); |
1076 | for (i = 0; i < URB_CNT; i++) { |
1077 | if (pending_urbs & (1 << i)) { |
1078 | ret = ioctl(dev.fd, USBDEVFS_REAPURB, &reaped_urb); |
1079 | if (ret != 0) |
1080 | perror("USBDEVFS_REAPURB"); |
1081 | } |
1082 | } |
1083 | |
1084 | close(dev.fd); |
1085 | } |
1086 | |
f359b935 |
1087 | return ret; |
932302ef |
1088 | } |
1089 | |
1090 | // vim: ts=2:sw=2:expandtab |