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ef416fc2 | 1 | /* |
75bd9771 | 2 | * "$Id: serial.c 7647 2008-06-16 17:39:40Z mike $" |
ef416fc2 | 3 | * |
4 | * Serial port backend for the Common UNIX Printing System (CUPS). | |
5 | * | |
38e73f87 | 6 | * Copyright 2007-2009 by Apple Inc. |
f7deaa1a | 7 | * Copyright 1997-2007 by Easy Software Products, all rights reserved. |
ef416fc2 | 8 | * |
9 | * These coded instructions, statements, and computer programs are the | |
bc44d920 | 10 | * property of Apple Inc. and are protected by Federal copyright |
11 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
ef416fc2 | 12 | * "LICENSE" which should have been included with this file. If this |
bc44d920 | 13 | * file is missing or damaged, see the license at "http://www.cups.org/". |
ef416fc2 | 14 | * |
15 | * This file is subject to the Apple OS-Developed Software exception. | |
16 | * | |
17 | * Contents: | |
18 | * | |
19 | * main() - Send a file to the printer or server. | |
20 | * list_devices() - List all serial devices. | |
f7deaa1a | 21 | * side_cb() - Handle side-channel requests... |
ef416fc2 | 22 | */ |
23 | ||
24 | /* | |
25 | * Include necessary headers. | |
26 | */ | |
27 | ||
ed486911 | 28 | #include "backend-private.h" |
ef416fc2 | 29 | |
30 | #ifdef __hpux | |
31 | # include <sys/modem.h> | |
32 | #endif /* __hpux */ | |
33 | ||
34 | #ifdef WIN32 | |
35 | # include <io.h> | |
36 | #else | |
37 | # include <unistd.h> | |
38 | # include <fcntl.h> | |
39 | # include <termios.h> | |
b423cd4c | 40 | # ifdef __hpux |
41 | # include <sys/time.h> | |
42 | # else | |
43 | # include <sys/select.h> | |
44 | # endif /* __hpux */ | |
ef416fc2 | 45 | # ifdef HAVE_SYS_IOCTL_H |
46 | # include <sys/ioctl.h> | |
47 | # endif /* HAVE_SYS_IOCTL_H */ | |
48 | #endif /* WIN32 */ | |
49 | ||
50 | #ifdef __sgi | |
51 | # include <invent.h> | |
52 | # ifndef INV_EPP_ECP_PLP | |
53 | # define INV_EPP_ECP_PLP 6 /* From 6.3/6.4/6.5 sys/invent.h */ | |
54 | # define INV_ASO_SERIAL 14 /* serial portion of SGI ASO board */ | |
55 | # define INV_IOC3_DMA 16 /* DMA mode IOC3 serial */ | |
56 | # define INV_IOC3_PIO 17 /* PIO mode IOC3 serial */ | |
57 | # define INV_ISA_DMA 19 /* DMA mode ISA serial -- O2 */ | |
58 | # endif /* !INV_EPP_ECP_PLP */ | |
59 | #endif /* __sgi */ | |
60 | ||
61 | #ifndef CRTSCTS | |
62 | # ifdef CNEW_RTSCTS | |
63 | # define CRTSCTS CNEW_RTSCTS | |
64 | # else | |
65 | # define CRTSCTS 0 | |
66 | # endif /* CNEW_RTSCTS */ | |
67 | #endif /* !CRTSCTS */ | |
68 | ||
69 | #if defined(__APPLE__) | |
70 | # include <CoreFoundation/CoreFoundation.h> | |
71 | # include <IOKit/IOKitLib.h> | |
72 | # include <IOKit/serial/IOSerialKeys.h> | |
73 | # include <IOKit/IOBSD.h> | |
74 | #endif /* __APPLE__ */ | |
75 | ||
89d46774 | 76 | #if defined(__linux) && defined(TIOCGSERIAL) |
77 | # include <linux/serial.h> | |
78 | # include <linux/ioctl.h> | |
79 | #endif /* __linux && TIOCGSERIAL */ | |
80 | ||
ef416fc2 | 81 | |
82 | /* | |
83 | * Local functions... | |
84 | */ | |
85 | ||
f7deaa1a | 86 | static void list_devices(void); |
18ecb428 | 87 | static int side_cb(int print_fd, int device_fd, int use_bc); |
ef416fc2 | 88 | |
89 | ||
90 | /* | |
91 | * 'main()' - Send a file to the printer or server. | |
92 | * | |
93 | * Usage: | |
94 | * | |
95 | * printer-uri job-id user title copies options [file] | |
96 | */ | |
97 | ||
98 | int /* O - Exit status */ | |
99 | main(int argc, /* I - Number of command-line arguments (6 or 7) */ | |
100 | char *argv[]) /* I - Command-line arguments */ | |
101 | { | |
102 | char method[255], /* Method in URI */ | |
103 | hostname[1024], /* Hostname */ | |
104 | username[255], /* Username info (not used) */ | |
105 | resource[1024], /* Resource info (device and options) */ | |
106 | *options, /* Pointer to options */ | |
db1f069b MS |
107 | *name, /* Name of option */ |
108 | *value, /* Value of option */ | |
109 | sep; /* Option separator */ | |
ef416fc2 | 110 | int port; /* Port number (not used) */ |
ef416fc2 | 111 | int copies; /* Number of copies to print */ |
18ecb428 MS |
112 | int side_eof = 0, /* Saw EOF on side-channel? */ |
113 | print_fd, /* Print file */ | |
ed486911 | 114 | device_fd; /* Serial device */ |
115 | int nfds; /* Maximum file descriptor value + 1 */ | |
116 | fd_set input, /* Input set for reading */ | |
117 | output; /* Output set for writing */ | |
118 | ssize_t print_bytes, /* Print bytes read */ | |
119 | bc_bytes, /* Backchannel bytes read */ | |
120 | total_bytes, /* Total bytes written */ | |
121 | bytes; /* Bytes written */ | |
ef416fc2 | 122 | int dtrdsr; /* Do dtr/dsr flow control? */ |
ed486911 | 123 | int print_size; /* Size of output buffer for writes */ |
124 | char print_buffer[8192], /* Print data buffer */ | |
125 | *print_ptr, /* Pointer into print data buffer */ | |
126 | bc_buffer[1024]; /* Back-channel data buffer */ | |
ef416fc2 | 127 | struct termios opts; /* Serial port options */ |
128 | struct termios origopts; /* Original port options */ | |
ef416fc2 | 129 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) |
130 | struct sigaction action; /* Actions for POSIX signals */ | |
131 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ | |
132 | ||
133 | ||
134 | /* | |
135 | * Make sure status messages are not buffered... | |
136 | */ | |
137 | ||
138 | setbuf(stderr, NULL); | |
139 | ||
140 | /* | |
141 | * Ignore SIGPIPE signals... | |
142 | */ | |
143 | ||
144 | #ifdef HAVE_SIGSET | |
145 | sigset(SIGPIPE, SIG_IGN); | |
146 | #elif defined(HAVE_SIGACTION) | |
147 | memset(&action, 0, sizeof(action)); | |
148 | action.sa_handler = SIG_IGN; | |
149 | sigaction(SIGPIPE, &action, NULL); | |
150 | #else | |
151 | signal(SIGPIPE, SIG_IGN); | |
152 | #endif /* HAVE_SIGSET */ | |
153 | ||
154 | /* | |
155 | * Check command-line... | |
156 | */ | |
157 | ||
158 | if (argc == 1) | |
159 | { | |
160 | list_devices(); | |
161 | return (CUPS_BACKEND_OK); | |
162 | } | |
163 | else if (argc < 6 || argc > 7) | |
164 | { | |
db1f069b MS |
165 | _cupsLangPrintf(stderr, |
166 | _("Usage: %s job-id user title copies options [file]\n"), | |
167 | argv[0]); | |
ef416fc2 | 168 | return (CUPS_BACKEND_FAILED); |
169 | } | |
170 | ||
171 | /* | |
172 | * If we have 7 arguments, print the file named on the command-line. | |
173 | * Otherwise, send stdin instead... | |
174 | */ | |
175 | ||
176 | if (argc == 6) | |
177 | { | |
ed486911 | 178 | print_fd = 0; |
179 | copies = 1; | |
ef416fc2 | 180 | } |
181 | else | |
182 | { | |
183 | /* | |
184 | * Try to open the print file... | |
185 | */ | |
186 | ||
ed486911 | 187 | if ((print_fd = open(argv[6], O_RDONLY)) < 0) |
ef416fc2 | 188 | { |
080811b1 MS |
189 | _cupsLangPrintf(stderr, |
190 | _("ERROR: Unable to open print file \"%s\": %s\n"), | |
191 | argv[6], strerror(errno)); | |
ef416fc2 | 192 | return (CUPS_BACKEND_FAILED); |
193 | } | |
194 | ||
195 | copies = atoi(argv[4]); | |
196 | } | |
197 | ||
198 | /* | |
199 | * Extract the device name and options from the URI... | |
200 | */ | |
201 | ||
a4d04587 | 202 | httpSeparateURI(HTTP_URI_CODING_ALL, cupsBackendDeviceURI(argv), |
203 | method, sizeof(method), username, sizeof(username), | |
204 | hostname, sizeof(hostname), &port, | |
ef416fc2 | 205 | resource, sizeof(resource)); |
206 | ||
207 | /* | |
208 | * See if there are any options... | |
209 | */ | |
210 | ||
211 | if ((options = strchr(resource, '?')) != NULL) | |
212 | { | |
213 | /* | |
214 | * Yup, terminate the device name string and move to the first | |
215 | * character of the options... | |
216 | */ | |
217 | ||
218 | *options++ = '\0'; | |
219 | } | |
220 | ||
221 | /* | |
222 | * Open the serial port device... | |
223 | */ | |
224 | ||
757d2cad | 225 | fputs("STATE: +connecting-to-device\n", stderr); |
226 | ||
ef416fc2 | 227 | do |
228 | { | |
ed486911 | 229 | if ((device_fd = open(resource, O_RDWR | O_NOCTTY | O_EXCL | |
230 | O_NDELAY)) == -1) | |
ef416fc2 | 231 | { |
232 | if (getenv("CLASS") != NULL) | |
233 | { | |
234 | /* | |
235 | * If the CLASS environment variable is set, the job was submitted | |
236 | * to a class and not to a specific queue. In this case, we want | |
237 | * to abort immediately so that the job can be requeued on the next | |
238 | * available printer in the class. | |
239 | */ | |
240 | ||
db1f069b MS |
241 | _cupsLangPuts(stderr, |
242 | _("INFO: Unable to contact printer, queuing on next " | |
243 | "printer in class...\n")); | |
ef416fc2 | 244 | |
245 | /* | |
246 | * Sleep 5 seconds to keep the job from requeuing too rapidly... | |
247 | */ | |
248 | ||
249 | sleep(5); | |
250 | ||
251 | return (CUPS_BACKEND_FAILED); | |
252 | } | |
253 | ||
254 | if (errno == EBUSY) | |
255 | { | |
db1f069b MS |
256 | _cupsLangPuts(stderr, |
257 | _("INFO: Printer busy; will retry in 30 seconds...\n")); | |
ef416fc2 | 258 | sleep(30); |
259 | } | |
260 | else | |
261 | { | |
db1f069b MS |
262 | _cupsLangPrintf(stderr, |
263 | _("ERROR: Unable to open device file \"%s\": %s\n"), | |
264 | resource, strerror(errno)); | |
ef416fc2 | 265 | return (CUPS_BACKEND_FAILED); |
266 | } | |
267 | } | |
268 | } | |
ed486911 | 269 | while (device_fd < 0); |
ef416fc2 | 270 | |
757d2cad | 271 | fputs("STATE: -connecting-to-device\n", stderr); |
272 | ||
ef416fc2 | 273 | /* |
274 | * Set any options provided... | |
275 | */ | |
276 | ||
ed486911 | 277 | tcgetattr(device_fd, &origopts); |
278 | tcgetattr(device_fd, &opts); | |
ef416fc2 | 279 | |
ed486911 | 280 | opts.c_lflag &= ~(ICANON | ECHO | ISIG); |
281 | /* Raw mode */ | |
282 | opts.c_oflag &= ~OPOST; /* Don't post-process */ | |
ef416fc2 | 283 | |
ed486911 | 284 | print_size = 96; /* 9600 baud / 10 bits/char / 10Hz */ |
285 | dtrdsr = 0; /* No dtr/dsr flow control */ | |
ef416fc2 | 286 | |
ed486911 | 287 | if (options) |
288 | { | |
ef416fc2 | 289 | while (*options) |
290 | { | |
291 | /* | |
292 | * Get the name... | |
293 | */ | |
294 | ||
db1f069b | 295 | name = options; |
ef416fc2 | 296 | |
db1f069b MS |
297 | while (*options && *options != '=' && *options != '+' && *options != '&') |
298 | options ++; | |
299 | ||
300 | if ((sep = *options) != '\0') | |
301 | *options++ = '\0'; | |
302 | ||
303 | if (sep == '=') | |
ef416fc2 | 304 | { |
305 | /* | |
306 | * Get the value... | |
307 | */ | |
308 | ||
db1f069b | 309 | value = options; |
ef416fc2 | 310 | |
db1f069b | 311 | while (*options && *options != '+' && *options != '&') |
ef416fc2 | 312 | options ++; |
db1f069b MS |
313 | |
314 | if (*options) | |
315 | *options++ = '\0'; | |
ef416fc2 | 316 | } |
317 | else | |
db1f069b | 318 | value = (char *)""; |
ef416fc2 | 319 | |
320 | /* | |
321 | * Process the option... | |
322 | */ | |
323 | ||
324 | if (!strcasecmp(name, "baud")) | |
325 | { | |
326 | /* | |
327 | * Set the baud rate... | |
328 | */ | |
329 | ||
ed486911 | 330 | print_size = atoi(value) / 100; |
ef416fc2 | 331 | |
332 | #if B19200 == 19200 | |
333 | cfsetispeed(&opts, atoi(value)); | |
334 | cfsetospeed(&opts, atoi(value)); | |
335 | #else | |
336 | switch (atoi(value)) | |
337 | { | |
338 | case 1200 : | |
339 | cfsetispeed(&opts, B1200); | |
340 | cfsetospeed(&opts, B1200); | |
341 | break; | |
342 | case 2400 : | |
343 | cfsetispeed(&opts, B2400); | |
344 | cfsetospeed(&opts, B2400); | |
345 | break; | |
346 | case 4800 : | |
347 | cfsetispeed(&opts, B4800); | |
348 | cfsetospeed(&opts, B4800); | |
349 | break; | |
350 | case 9600 : | |
351 | cfsetispeed(&opts, B9600); | |
352 | cfsetospeed(&opts, B9600); | |
353 | break; | |
354 | case 19200 : | |
355 | cfsetispeed(&opts, B19200); | |
356 | cfsetospeed(&opts, B19200); | |
357 | break; | |
358 | case 38400 : | |
359 | cfsetispeed(&opts, B38400); | |
360 | cfsetospeed(&opts, B38400); | |
361 | break; | |
362 | # ifdef B57600 | |
363 | case 57600 : | |
364 | cfsetispeed(&opts, B57600); | |
365 | cfsetospeed(&opts, B57600); | |
366 | break; | |
367 | # endif /* B57600 */ | |
368 | # ifdef B115200 | |
369 | case 115200 : | |
370 | cfsetispeed(&opts, B115200); | |
371 | cfsetospeed(&opts, B115200); | |
372 | break; | |
373 | # endif /* B115200 */ | |
374 | # ifdef B230400 | |
375 | case 230400 : | |
376 | cfsetispeed(&opts, B230400); | |
377 | cfsetospeed(&opts, B230400); | |
378 | break; | |
379 | # endif /* B230400 */ | |
380 | default : | |
db1f069b MS |
381 | _cupsLangPrintf(stderr, _("WARNING: Unsupported baud rate %s!\n"), |
382 | value); | |
ef416fc2 | 383 | break; |
384 | } | |
385 | #endif /* B19200 == 19200 */ | |
386 | } | |
387 | else if (!strcasecmp(name, "bits")) | |
388 | { | |
389 | /* | |
390 | * Set number of data bits... | |
391 | */ | |
392 | ||
393 | switch (atoi(value)) | |
394 | { | |
395 | case 7 : | |
396 | opts.c_cflag &= ~CSIZE; | |
397 | opts.c_cflag |= CS7; | |
398 | opts.c_cflag |= PARENB; | |
399 | opts.c_cflag &= ~PARODD; | |
400 | break; | |
401 | case 8 : | |
402 | opts.c_cflag &= ~CSIZE; | |
403 | opts.c_cflag |= CS8; | |
404 | opts.c_cflag &= ~PARENB; | |
405 | break; | |
406 | } | |
407 | } | |
408 | else if (!strcasecmp(name, "parity")) | |
409 | { | |
410 | /* | |
411 | * Set parity checking... | |
412 | */ | |
413 | ||
414 | if (!strcasecmp(value, "even")) | |
415 | { | |
416 | opts.c_cflag |= PARENB; | |
417 | opts.c_cflag &= ~PARODD; | |
418 | } | |
419 | else if (!strcasecmp(value, "odd")) | |
420 | { | |
421 | opts.c_cflag |= PARENB; | |
422 | opts.c_cflag |= PARODD; | |
423 | } | |
424 | else if (!strcasecmp(value, "none")) | |
425 | opts.c_cflag &= ~PARENB; | |
426 | else if (!strcasecmp(value, "space")) | |
427 | { | |
428 | /* | |
429 | * Note: we only support space parity with 7 bits per character... | |
430 | */ | |
431 | ||
432 | opts.c_cflag &= ~CSIZE; | |
433 | opts.c_cflag |= CS8; | |
434 | opts.c_cflag &= ~PARENB; | |
435 | } | |
436 | else if (!strcasecmp(value, "mark")) | |
437 | { | |
438 | /* | |
439 | * Note: we only support mark parity with 7 bits per character | |
440 | * and 1 stop bit... | |
441 | */ | |
442 | ||
443 | opts.c_cflag &= ~CSIZE; | |
444 | opts.c_cflag |= CS7; | |
445 | opts.c_cflag &= ~PARENB; | |
446 | opts.c_cflag |= CSTOPB; | |
447 | } | |
448 | } | |
449 | else if (!strcasecmp(name, "flow")) | |
450 | { | |
451 | /* | |
452 | * Set flow control... | |
453 | */ | |
454 | ||
455 | if (!strcasecmp(value, "none")) | |
456 | { | |
457 | opts.c_iflag &= ~(IXON | IXOFF); | |
458 | opts.c_cflag &= ~CRTSCTS; | |
459 | } | |
460 | else if (!strcasecmp(value, "soft")) | |
461 | { | |
462 | opts.c_iflag |= IXON | IXOFF; | |
463 | opts.c_cflag &= ~CRTSCTS; | |
464 | } | |
465 | else if (!strcasecmp(value, "hard") || | |
466 | !strcasecmp(value, "rtscts")) | |
467 | { | |
468 | opts.c_iflag &= ~(IXON | IXOFF); | |
469 | opts.c_cflag |= CRTSCTS; | |
470 | } | |
471 | else if (!strcasecmp(value, "dtrdsr")) | |
472 | { | |
473 | opts.c_iflag &= ~(IXON | IXOFF); | |
474 | opts.c_cflag &= ~CRTSCTS; | |
475 | ||
476 | dtrdsr = 1; | |
477 | } | |
478 | } | |
479 | else if (!strcasecmp(name, "stop")) | |
480 | { | |
481 | switch (atoi(value)) | |
482 | { | |
483 | case 1 : | |
484 | opts.c_cflag &= ~CSTOPB; | |
485 | break; | |
486 | ||
487 | case 2 : | |
488 | opts.c_cflag |= CSTOPB; | |
489 | break; | |
490 | } | |
491 | } | |
492 | } | |
ed486911 | 493 | } |
ef416fc2 | 494 | |
ed486911 | 495 | tcsetattr(device_fd, TCSANOW, &opts); |
496 | fcntl(device_fd, F_SETFL, 0); | |
ef416fc2 | 497 | |
498 | /* | |
499 | * Now that we are "connected" to the port, ignore SIGTERM so that we | |
500 | * can finish out any page data the driver sends (e.g. to eject the | |
501 | * current page... Only ignore SIGTERM if we are printing data from | |
502 | * stdin (otherwise you can't cancel raw jobs...) | |
503 | */ | |
504 | ||
ed486911 | 505 | if (print_fd != 0) |
ef416fc2 | 506 | { |
507 | #ifdef HAVE_SIGSET /* Use System V signals over POSIX to avoid bugs */ | |
508 | sigset(SIGTERM, SIG_IGN); | |
509 | #elif defined(HAVE_SIGACTION) | |
510 | memset(&action, 0, sizeof(action)); | |
511 | ||
512 | sigemptyset(&action.sa_mask); | |
513 | action.sa_handler = SIG_IGN; | |
514 | sigaction(SIGTERM, &action, NULL); | |
515 | #else | |
516 | signal(SIGTERM, SIG_IGN); | |
517 | #endif /* HAVE_SIGSET */ | |
518 | } | |
519 | ||
520 | /* | |
ed486911 | 521 | * Figure out the maximum file descriptor value to use with select()... |
ef416fc2 | 522 | */ |
523 | ||
ed486911 | 524 | nfds = (print_fd > device_fd ? print_fd : device_fd) + 1; |
525 | ||
526 | /* | |
527 | * Finally, send the print file. Ordinarily we would just use the | |
528 | * backendRunLoop() function, however since we need to use smaller | |
529 | * writes and may need to do DSR/DTR flow control, we duplicate much | |
530 | * of the code here instead... | |
531 | */ | |
ef416fc2 | 532 | |
ed486911 | 533 | if (print_size > sizeof(print_buffer)) |
534 | print_size = sizeof(print_buffer); | |
535 | ||
536 | total_bytes = 0; | |
ef416fc2 | 537 | |
538 | while (copies > 0) | |
539 | { | |
540 | copies --; | |
541 | ||
ed486911 | 542 | if (print_fd != 0) |
ef416fc2 | 543 | { |
544 | fputs("PAGE: 1 1\n", stderr); | |
ed486911 | 545 | lseek(print_fd, 0, SEEK_SET); |
ef416fc2 | 546 | } |
547 | ||
ed486911 | 548 | /* |
549 | * Now loop until we are out of data from print_fd... | |
550 | */ | |
551 | ||
552 | for (print_bytes = 0, print_ptr = print_buffer;;) | |
ef416fc2 | 553 | { |
554 | /* | |
ed486911 | 555 | * Use select() to determine whether we have data to copy around... |
ef416fc2 | 556 | */ |
557 | ||
ed486911 | 558 | FD_ZERO(&input); |
559 | if (!print_bytes) | |
560 | FD_SET(print_fd, &input); | |
561 | FD_SET(device_fd, &input); | |
18ecb428 | 562 | if (!print_bytes && !side_eof) |
dd1abb6b | 563 | FD_SET(CUPS_SC_FD, &input); |
ed486911 | 564 | |
565 | FD_ZERO(&output); | |
566 | if (print_bytes) | |
567 | FD_SET(device_fd, &output); | |
568 | ||
569 | if (select(nfds, &input, &output, NULL, NULL) < 0) | |
570 | continue; /* Ignore errors here */ | |
571 | ||
f7deaa1a | 572 | /* |
573 | * Check if we have a side-channel request ready... | |
574 | */ | |
575 | ||
576 | if (FD_ISSET(CUPS_SC_FD, &input)) | |
dd1abb6b MS |
577 | { |
578 | /* | |
579 | * Do the side-channel request, then start back over in the select | |
580 | * loop since it may have read from print_fd... | |
581 | */ | |
582 | ||
18ecb428 MS |
583 | if (side_cb(print_fd, device_fd, 1)) |
584 | side_eof = 1; | |
dd1abb6b MS |
585 | continue; |
586 | } | |
f7deaa1a | 587 | |
ed486911 | 588 | /* |
589 | * Check if we have back-channel data ready... | |
590 | */ | |
591 | ||
592 | if (FD_ISSET(device_fd, &input)) | |
593 | { | |
594 | if ((bc_bytes = read(device_fd, bc_buffer, sizeof(bc_buffer))) > 0) | |
595 | { | |
596 | fprintf(stderr, | |
597 | "DEBUG: Received " CUPS_LLFMT " bytes of back-channel data!\n", | |
598 | CUPS_LLCAST bc_bytes); | |
599 | cupsBackChannelWrite(bc_buffer, bc_bytes, 1.0); | |
600 | } | |
601 | } | |
ef416fc2 | 602 | |
ed486911 | 603 | /* |
604 | * Check if we have print data ready... | |
605 | */ | |
ef416fc2 | 606 | |
ed486911 | 607 | if (FD_ISSET(print_fd, &input)) |
608 | { | |
609 | if ((print_bytes = read(print_fd, print_buffer, print_size)) < 0) | |
ef416fc2 | 610 | { |
611 | /* | |
ed486911 | 612 | * Read error - bail if we don't see EAGAIN or EINTR... |
ef416fc2 | 613 | */ |
614 | ||
ed486911 | 615 | if (errno != EAGAIN || errno != EINTR) |
ef416fc2 | 616 | { |
080811b1 | 617 | _cupsLangPrintError(_("ERROR: Unable to read print data")); |
ef416fc2 | 618 | |
ed486911 | 619 | tcsetattr(device_fd, TCSADRAIN, &origopts); |
ef416fc2 | 620 | |
ed486911 | 621 | close(device_fd); |
ef416fc2 | 622 | |
ed486911 | 623 | if (print_fd != 0) |
624 | close(print_fd); | |
ef416fc2 | 625 | |
ed486911 | 626 | return (CUPS_BACKEND_FAILED); |
627 | } | |
ef416fc2 | 628 | |
ed486911 | 629 | print_bytes = 0; |
630 | } | |
631 | else if (print_bytes == 0) | |
ef416fc2 | 632 | { |
633 | /* | |
ed486911 | 634 | * End of file, break out of the loop... |
ef416fc2 | 635 | */ |
636 | ||
ed486911 | 637 | break; |
ef416fc2 | 638 | } |
639 | ||
ed486911 | 640 | print_ptr = print_buffer; |
641 | } | |
642 | ||
643 | /* | |
644 | * Check if the device is ready to receive data and we have data to | |
645 | * send... | |
646 | */ | |
647 | ||
648 | if (print_bytes && FD_ISSET(device_fd, &output)) | |
649 | { | |
650 | if (dtrdsr) | |
ef416fc2 | 651 | { |
652 | /* | |
ed486911 | 653 | * Check the port and sleep until DSR is set... |
ef416fc2 | 654 | */ |
655 | ||
ed486911 | 656 | int status; |
ef416fc2 | 657 | |
ef416fc2 | 658 | |
ed486911 | 659 | if (!ioctl(device_fd, TIOCMGET, &status)) |
660 | if (!(status & TIOCM_DSR)) | |
ef416fc2 | 661 | { |
ed486911 | 662 | /* |
663 | * Wait for DSR to go high... | |
664 | */ | |
665 | ||
666 | fputs("DEBUG: DSR is low; waiting for device...\n", stderr); | |
667 | ||
668 | do | |
669 | { | |
670 | /* | |
671 | * Poll every 100ms... | |
672 | */ | |
673 | ||
674 | usleep(100000); | |
675 | ||
676 | if (ioctl(device_fd, TIOCMGET, &status)) | |
677 | break; | |
678 | } | |
679 | while (!(status & TIOCM_DSR)); | |
680 | ||
681 | fputs("DEBUG: DSR is high; writing to device...\n", stderr); | |
682 | } | |
683 | } | |
684 | ||
685 | if ((bytes = write(device_fd, print_ptr, print_bytes)) < 0) | |
686 | { | |
687 | /* | |
688 | * Write error - bail if we don't see an error we can retry... | |
689 | */ | |
690 | ||
691 | if (errno != EAGAIN && errno != EINTR && errno != ENOTTY) | |
ef416fc2 | 692 | { |
080811b1 | 693 | _cupsLangPrintError(_("ERROR: Unable to write print data")); |
ed486911 | 694 | |
695 | tcsetattr(device_fd, TCSADRAIN, &origopts); | |
ef416fc2 | 696 | |
ed486911 | 697 | close(device_fd); |
698 | ||
699 | if (print_fd != 0) | |
700 | close(print_fd); | |
701 | ||
702 | return (CUPS_BACKEND_FAILED); | |
ef416fc2 | 703 | } |
704 | } | |
ed486911 | 705 | else |
706 | { | |
707 | fprintf(stderr, "DEBUG: Wrote %d bytes...\n", (int)bytes); | |
ef416fc2 | 708 | |
ed486911 | 709 | print_bytes -= bytes; |
710 | print_ptr += bytes; | |
711 | total_bytes += bytes; | |
712 | } | |
713 | } | |
ef416fc2 | 714 | } |
715 | } | |
716 | ||
717 | /* | |
718 | * Close the serial port and input file and return... | |
719 | */ | |
720 | ||
ed486911 | 721 | tcsetattr(device_fd, TCSADRAIN, &origopts); |
722 | ||
723 | close(device_fd); | |
ef416fc2 | 724 | |
ed486911 | 725 | if (print_fd != 0) |
726 | close(print_fd); | |
ef416fc2 | 727 | |
ed486911 | 728 | return (total_bytes < 0 ? CUPS_BACKEND_FAILED : CUPS_BACKEND_OK); |
ef416fc2 | 729 | } |
730 | ||
731 | ||
732 | /* | |
733 | * 'list_devices()' - List all serial devices. | |
734 | */ | |
735 | ||
f7deaa1a | 736 | static void |
ef416fc2 | 737 | list_devices(void) |
738 | { | |
2e4ff8af | 739 | #if defined(__hpux) || defined(__sgi) || defined(__sun) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__) |
ef416fc2 | 740 | static char *funky_hex = "0123456789abcdefghijklmnopqrstuvwxyz"; |
89d46774 | 741 | /* Funky hex numbering used for some * |
742 | * devices */ | |
2e4ff8af | 743 | #endif /* __hpux || __sgi || __sun || __FreeBSD__ || __OpenBSD__ || __FreeBSD_kernel__ */ |
ef416fc2 | 744 | |
8b450588 | 745 | |
89d46774 | 746 | #ifdef __linux |
747 | int i, j; /* Looping vars */ | |
748 | int fd; /* File descriptor */ | |
749 | char device[255]; /* Device filename */ | |
8b450588 | 750 | char info[255]; /* Device info/description */ |
89d46774 | 751 | # ifdef TIOCGSERIAL |
752 | struct serial_struct serinfo; /* serial port info */ | |
753 | # endif /* TIOCGSERIAL */ | |
ef416fc2 | 754 | |
755 | ||
756 | for (i = 0; i < 100; i ++) | |
757 | { | |
758 | sprintf(device, "/dev/ttyS%d", i); | |
89d46774 | 759 | |
ef416fc2 | 760 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) |
761 | { | |
89d46774 | 762 | # ifdef TIOCGSERIAL |
763 | /* | |
764 | * See if this port exists... | |
765 | */ | |
766 | ||
767 | serinfo.reserved_char[0] = 0; | |
768 | ||
769 | if (!ioctl(fd, TIOCGSERIAL, &serinfo)) | |
770 | { | |
771 | if (serinfo.type == PORT_UNKNOWN) | |
772 | { | |
773 | /* | |
774 | * Nope... | |
775 | */ | |
776 | ||
777 | close(fd); | |
778 | continue; | |
779 | } | |
780 | } | |
781 | # endif /* TIOCGSERIAL */ | |
782 | ||
ef416fc2 | 783 | close(fd); |
89d46774 | 784 | |
8b450588 MS |
785 | snprintf(info, sizeof(info), |
786 | _cupsLangString(cupsLangDefault(), _("Serial Port #%d")), i + 1); | |
787 | ||
ef416fc2 | 788 | # if defined(_ARCH_PPC) || defined(powerpc) || defined(__powerpc) |
8b450588 | 789 | printf("serial serial:%s?baud=230400 \"Unknown\" \"%s\"\n", device, info); |
ef416fc2 | 790 | # else |
8b450588 | 791 | printf("serial serial:%s?baud=115200 \"Unknown\" \"%s\"\n", device, info); |
ef416fc2 | 792 | # endif /* _ARCH_PPC || powerpc || __powerpc */ |
793 | } | |
794 | } | |
795 | ||
796 | for (i = 0; i < 16; i ++) | |
797 | { | |
8b450588 MS |
798 | snprintf(info, sizeof(info), |
799 | _cupsLangString(cupsLangDefault(), _("USB Serial Port #%d")), | |
800 | i + 1); | |
801 | ||
ef416fc2 | 802 | sprintf(device, "/dev/usb/ttyUSB%d", i); |
803 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
804 | { | |
805 | close(fd); | |
8b450588 | 806 | printf("serial serial:%s?baud=230400 \"Unknown\" \"%s\"\n", device, info); |
ef416fc2 | 807 | } |
26d47ec6 | 808 | |
809 | sprintf(device, "/dev/ttyUSB%d", i); | |
810 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
811 | { | |
812 | close(fd); | |
8b450588 | 813 | printf("serial serial:%s?baud=230400 \"Unknown\" \"%s\"\n", device, info); |
26d47ec6 | 814 | } |
ef416fc2 | 815 | } |
b423cd4c | 816 | |
817 | for (i = 0; i < 64; i ++) | |
818 | { | |
819 | for (j = 0; j < 8; j ++) | |
820 | { | |
821 | sprintf(device, "/dev/ttyQ%02de%d", i, j); | |
822 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
823 | { | |
824 | close(fd); | |
8b450588 | 825 | |
b423cd4c | 826 | printf("serial serial:%s?baud=115200 \"Unknown\" " |
8b450588 | 827 | "\"Equinox ESP %d Port #%d\"\n", device, i, j + 1); |
b423cd4c | 828 | } |
829 | } | |
830 | } | |
ef416fc2 | 831 | #elif defined(__sgi) |
832 | int i, j, n; /* Looping vars */ | |
833 | char device[255]; /* Device filename */ | |
834 | inventory_t *inv; /* Hardware inventory info */ | |
835 | ||
836 | ||
837 | /* | |
838 | * IRIX maintains a hardware inventory of most devices... | |
839 | */ | |
840 | ||
841 | setinvent(); | |
842 | ||
843 | while ((inv = getinvent()) != NULL) | |
844 | { | |
845 | if (inv->inv_class == INV_SERIAL) | |
846 | { | |
847 | /* | |
848 | * Some sort of serial port... | |
849 | */ | |
850 | ||
851 | if (inv->inv_type == INV_CDSIO || inv->inv_type == INV_CDSIO_E) | |
852 | { | |
853 | /* | |
854 | * CDSIO port... | |
855 | */ | |
856 | ||
857 | for (n = 0; n < 6; n ++) | |
858 | printf("serial serial:/dev/ttyd%d?baud=38400 \"Unknown\" \"CDSIO Board %d Serial Port #%d\"\n", | |
859 | n + 5 + 8 * inv->inv_controller, inv->inv_controller, n + 1); | |
860 | } | |
861 | else if (inv->inv_type == INV_EPC_SERIAL) | |
862 | { | |
863 | /* | |
864 | * Everest serial port... | |
865 | */ | |
866 | ||
867 | if (inv->inv_unit == 0) | |
868 | i = 1; | |
869 | else | |
870 | i = 41 + 4 * (int)inv->inv_controller; | |
871 | ||
872 | for (n = 0; n < (int)inv->inv_state; n ++) | |
873 | printf("serial serial:/dev/ttyd%d?baud=38400 \"Unknown\" \"EPC Serial Port %d, Ebus slot %d\"\n", | |
874 | n + i, n + 1, (int)inv->inv_controller); | |
875 | } | |
876 | else if (inv->inv_state > 1) | |
877 | { | |
878 | /* | |
879 | * Standard serial port under IRIX 6.4 and earlier... | |
880 | */ | |
881 | ||
882 | for (n = 0; n < (int)inv->inv_state; n ++) | |
883 | printf("serial serial:/dev/ttyd%d?baud=38400 \"Unknown\" \"Onboard Serial Port %d\"\n", | |
884 | n + (int)inv->inv_unit + 1, n + (int)inv->inv_unit + 1); | |
885 | } | |
886 | else | |
887 | { | |
888 | /* | |
889 | * Standard serial port under IRIX 6.5 and beyond... | |
890 | */ | |
891 | ||
892 | printf("serial serial:/dev/ttyd%d?baud=115200 \"Unknown\" \"Onboard Serial Port %d\"\n", | |
893 | (int)inv->inv_controller, (int)inv->inv_controller); | |
894 | } | |
895 | } | |
896 | } | |
897 | ||
898 | endinvent(); | |
899 | ||
900 | /* | |
901 | * Central Data makes serial and parallel "servers" that can be | |
902 | * connected in a number of ways. Look for ports... | |
903 | */ | |
904 | ||
905 | for (i = 0; i < 10; i ++) | |
906 | for (j = 0; j < 8; j ++) | |
907 | for (n = 0; n < 32; n ++) | |
908 | { | |
909 | if (i == 8) /* EtherLite */ | |
910 | sprintf(device, "/dev/ttydn%d%c", j, funky_hex[n]); | |
911 | else if (i == 9) /* PCI */ | |
912 | sprintf(device, "/dev/ttydp%d%c", j, funky_hex[n]); | |
913 | else /* SCSI */ | |
914 | sprintf(device, "/dev/ttyd%d%d%c", i, j, funky_hex[n]); | |
915 | ||
916 | if (access(device, 0) == 0) | |
917 | { | |
918 | if (i == 8) | |
919 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data EtherLite Serial Port, ID %d, port %d\"\n", | |
920 | device, j, n); | |
921 | else if (i == 9) | |
922 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data PCI Serial Port, ID %d, port %d\"\n", | |
923 | device, j, n); | |
924 | else | |
925 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data SCSI Serial Port, logical bus %d, ID %d, port %d\"\n", | |
926 | device, i, j, n); | |
927 | } | |
928 | } | |
929 | #elif defined(__sun) | |
8b450588 MS |
930 | int i, j, n; /* Looping vars */ |
931 | char device[255]; /* Device filename */ | |
932 | char info[255]; /* Device info/description */ | |
ef416fc2 | 933 | |
934 | ||
935 | /* | |
936 | * Standard serial ports... | |
937 | */ | |
938 | ||
939 | for (i = 0; i < 26; i ++) | |
940 | { | |
941 | sprintf(device, "/dev/cua/%c", 'a' + i); | |
8b450588 MS |
942 | if (!access(device, 0)) |
943 | { | |
944 | snprintf(info, sizeof(info), | |
945 | _cupsLangString(cupsLangDefault(), _("Serial Port #%d")), i + 1); | |
946 | ||
89d46774 | 947 | # ifdef B115200 |
8b450588 | 948 | printf("serial serial:%s?baud=115200 \"Unknown\" \"%s\"\n", device, info); |
89d46774 | 949 | # else |
8b450588 | 950 | printf("serial serial:%s?baud=38400 \"Unknown\" \"%s\"\n", device, info); |
89d46774 | 951 | # endif /* B115200 */ |
8b450588 | 952 | } |
ef416fc2 | 953 | } |
954 | ||
955 | /* | |
956 | * MAGMA serial ports... | |
957 | */ | |
958 | ||
959 | for (i = 0; i < 40; i ++) | |
960 | { | |
961 | sprintf(device, "/dev/term/%02d", i); | |
962 | if (access(device, 0) == 0) | |
963 | printf("serial serial:%s?baud=38400 \"Unknown\" \"MAGMA Serial Board #%d Port #%d\"\n", | |
964 | device, (i / 10) + 1, (i % 10) + 1); | |
965 | } | |
966 | ||
967 | /* | |
968 | * Central Data serial ports... | |
969 | */ | |
970 | ||
971 | for (i = 0; i < 9; i ++) | |
972 | for (j = 0; j < 8; j ++) | |
973 | for (n = 0; n < 32; n ++) | |
974 | { | |
975 | if (i == 8) /* EtherLite */ | |
976 | sprintf(device, "/dev/sts/ttyN%d%c", j, funky_hex[n]); | |
977 | else | |
978 | sprintf(device, "/dev/sts/tty%c%d%c", i + 'C', j, | |
979 | funky_hex[n]); | |
980 | ||
981 | if (access(device, 0) == 0) | |
982 | { | |
983 | if (i == 8) | |
984 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data EtherLite Serial Port, ID %d, port %d\"\n", | |
985 | device, j, n); | |
986 | else | |
987 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data SCSI Serial Port, logical bus %d, ID %d, port %d\"\n", | |
988 | device, i, j, n); | |
989 | } | |
990 | } | |
991 | #elif defined(__hpux) | |
992 | int i, j, n; /* Looping vars */ | |
993 | char device[255]; /* Device filename */ | |
994 | ||
995 | ||
996 | /* | |
997 | * Standard serial ports... | |
998 | */ | |
999 | ||
1000 | for (i = 0; i < 10; i ++) | |
1001 | { | |
1002 | sprintf(device, "/dev/tty%dp0", i); | |
1003 | if (access(device, 0) == 0) | |
1004 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Serial Port #%d\"\n", | |
1005 | device, i + 1); | |
1006 | } | |
1007 | ||
1008 | /* | |
1009 | * Central Data serial ports... | |
1010 | */ | |
1011 | ||
1012 | for (i = 0; i < 9; i ++) | |
1013 | for (j = 0; j < 8; j ++) | |
1014 | for (n = 0; n < 32; n ++) | |
1015 | { | |
1016 | if (i == 8) /* EtherLite */ | |
1017 | sprintf(device, "/dev/ttyN%d%c", j, funky_hex[n]); | |
1018 | else | |
1019 | sprintf(device, "/dev/tty%c%d%c", i + 'C', j, | |
1020 | funky_hex[n]); | |
1021 | ||
1022 | if (access(device, 0) == 0) | |
1023 | { | |
1024 | if (i == 8) | |
1025 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data EtherLite Serial Port, ID %d, port %d\"\n", | |
1026 | device, j, n); | |
1027 | else | |
1028 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data SCSI Serial Port, logical bus %d, ID %d, port %d\"\n", | |
1029 | device, i, j, n); | |
1030 | } | |
1031 | } | |
1032 | #elif defined(__osf__) | |
1033 | int i; /* Looping var */ | |
1034 | char device[255]; /* Device filename */ | |
1035 | ||
1036 | ||
1037 | /* | |
1038 | * Standard serial ports... | |
1039 | */ | |
1040 | ||
1041 | for (i = 0; i < 100; i ++) | |
1042 | { | |
1043 | sprintf(device, "/dev/tty%02d", i); | |
1044 | if (access(device, 0) == 0) | |
1045 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Serial Port #%d\"\n", | |
1046 | device, i + 1); | |
1047 | } | |
2e4ff8af | 1048 | #elif defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__) |
8b450588 MS |
1049 | int i, j; /* Looping vars */ |
1050 | int fd; /* File descriptor */ | |
1051 | char device[255]; /* Device filename */ | |
1052 | char info[255]; /* Device info/description */ | |
ef416fc2 | 1053 | |
1054 | ||
1055 | /* | |
1056 | * SIO ports... | |
1057 | */ | |
1058 | ||
1059 | for (i = 0; i < 32; i ++) | |
1060 | { | |
1061 | sprintf(device, "/dev/ttyd%c", funky_hex[i]); | |
1062 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1063 | { | |
1064 | close(fd); | |
8b450588 MS |
1065 | |
1066 | snprintf(info, sizeof(info), | |
1067 | _cupsLangString(cupsLangDefault(), _("Serial Port #%d")), i + 1); | |
1068 | ||
1069 | printf("serial serial:%s?baud=115200 \"Unknown\" \"%s\"\n", device, info); | |
ef416fc2 | 1070 | } |
1071 | } | |
1072 | ||
1073 | /* | |
1074 | * Cyclades ports... | |
1075 | */ | |
1076 | ||
1077 | for (i = 0; i < 16; i ++) /* Should be up to 65536 boards... */ | |
1078 | for (j = 0; j < 32; j ++) | |
1079 | { | |
1080 | sprintf(device, "/dev/ttyc%d%c", i, funky_hex[j]); | |
1081 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1082 | { | |
1083 | close(fd); | |
1084 | printf("serial serial:%s?baud=115200 \"Unknown\" \"Cyclades #%d Serial Port #%d\"\n", | |
1085 | device, i, j + 1); | |
1086 | } | |
1087 | ||
1088 | sprintf(device, "/dev/ttyC%d%c", i, funky_hex[j]); | |
1089 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1090 | { | |
1091 | close(fd); | |
1092 | printf("serial serial:%s?baud=115200 \"Unknown\" \"Cyclades #%d Serial Port #%d\"\n", | |
1093 | device, i, j + 1); | |
1094 | } | |
1095 | } | |
1096 | ||
1097 | /* | |
1098 | * Digiboard ports... | |
1099 | */ | |
1100 | ||
1101 | for (i = 0; i < 16; i ++) /* Should be up to 65536 boards... */ | |
1102 | for (j = 0; j < 32; j ++) | |
1103 | { | |
1104 | sprintf(device, "/dev/ttyD%d%c", i, funky_hex[j]); | |
1105 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1106 | { | |
1107 | close(fd); | |
1108 | printf("serial serial:%s?baud=115200 \"Unknown\" \"Digiboard #%d Serial Port #%d\"\n", | |
1109 | device, i, j + 1); | |
1110 | } | |
1111 | } | |
1112 | ||
1113 | /* | |
1114 | * Stallion ports... | |
1115 | */ | |
1116 | ||
1117 | for (i = 0; i < 32; i ++) | |
1118 | { | |
1119 | sprintf(device, "/dev/ttyE%c", funky_hex[i]); | |
1120 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1121 | { | |
1122 | close(fd); | |
1123 | printf("serial serial:%s?baud=115200 \"Unknown\" \"Stallion Serial Port #%d\"\n", | |
1124 | device, i + 1); | |
1125 | } | |
1126 | } | |
1127 | ||
1128 | /* | |
1129 | * SX ports... | |
1130 | */ | |
1131 | ||
1132 | for (i = 0; i < 128; i ++) | |
1133 | { | |
1134 | sprintf(device, "/dev/ttyA%d", i + 1); | |
1135 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1136 | { | |
1137 | close(fd); | |
1138 | printf("serial serial:%s?baud=115200 \"Unknown\" \"SX Serial Port #%d\"\n", | |
1139 | device, i + 1); | |
1140 | } | |
1141 | } | |
1142 | #elif defined(__NetBSD__) | |
8b450588 MS |
1143 | int i, j; /* Looping vars */ |
1144 | int fd; /* File descriptor */ | |
1145 | char device[255]; /* Device filename */ | |
1146 | char info[255]; /* Device info/description */ | |
ef416fc2 | 1147 | |
1148 | ||
1149 | /* | |
1150 | * Standard serial ports... | |
1151 | */ | |
1152 | ||
1153 | for (i = 0; i < 4; i ++) | |
1154 | { | |
1155 | sprintf(device, "/dev/tty%02d", i); | |
1156 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1157 | { | |
1158 | close(fd); | |
8b450588 MS |
1159 | |
1160 | snprintf(info, sizeof(info), | |
1161 | _cupsLangString(cupsLangDefault(), _("Serial Port #%d")), i + 1); | |
1162 | ||
1163 | printf("serial serial:%s?baud=115200 \"Unknown\" \"%s\"\n", device, info); | |
ef416fc2 | 1164 | } |
1165 | } | |
1166 | ||
1167 | /* | |
1168 | * Cyclades-Z ports... | |
1169 | */ | |
1170 | ||
1171 | for (i = 0; i < 16; i ++) /* Should be up to 65536 boards... */ | |
1172 | for (j = 0; j < 64; j ++) | |
1173 | { | |
1174 | sprintf(device, "/dev/ttyCZ%02d%02d", i, j); | |
1175 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1176 | { | |
1177 | close(fd); | |
1178 | printf("serial serial:%s?baud=115200 \"Unknown\" \"Cyclades #%d Serial Prt #%d\"\n", | |
1179 | device, i, j + 1); | |
1180 | } | |
1181 | } | |
1182 | #elif defined(__APPLE__) | |
1183 | /* | |
1184 | * Standard serial ports on MacOS X... | |
1185 | */ | |
1186 | ||
1187 | kern_return_t kernResult; | |
1188 | mach_port_t masterPort; | |
1189 | io_iterator_t serialPortIterator; | |
1190 | CFMutableDictionaryRef classesToMatch; | |
1191 | io_object_t serialService; | |
1192 | ||
ef416fc2 | 1193 | |
1194 | kernResult = IOMasterPort(MACH_PORT_NULL, &masterPort); | |
1195 | if (KERN_SUCCESS != kernResult) | |
1196 | return; | |
1197 | ||
1198 | /* | |
1199 | * Serial devices are instances of class IOSerialBSDClient. | |
1200 | */ | |
1201 | ||
1202 | classesToMatch = IOServiceMatching(kIOSerialBSDServiceValue); | |
1203 | if (classesToMatch != NULL) | |
1204 | { | |
1205 | CFDictionarySetValue(classesToMatch, CFSTR(kIOSerialBSDTypeKey), | |
1206 | CFSTR(kIOSerialBSDRS232Type)); | |
1207 | ||
1208 | kernResult = IOServiceGetMatchingServices(masterPort, classesToMatch, | |
1209 | &serialPortIterator); | |
1210 | if (kernResult == KERN_SUCCESS) | |
1211 | { | |
1212 | while ((serialService = IOIteratorNext(serialPortIterator))) | |
1213 | { | |
1214 | CFTypeRef serialNameAsCFString; | |
1215 | CFTypeRef bsdPathAsCFString; | |
38e73f87 | 1216 | CFTypeRef hiddenVal; |
ef416fc2 | 1217 | char serialName[128]; |
1218 | char bsdPath[1024]; | |
1219 | Boolean result; | |
1220 | ||
1221 | ||
38e73f87 MS |
1222 | /* Check if hidden... */ |
1223 | hiddenVal = IORegistryEntrySearchCFProperty(serialService, | |
1224 | kIOServicePlane, | |
1225 | CFSTR("HiddenPort"), | |
1226 | kCFAllocatorDefault, | |
1227 | kIORegistryIterateRecursively | | |
1228 | kIORegistryIterateParents); | |
1229 | if (hiddenVal) | |
1230 | CFRelease(hiddenVal); /* This interface should not be used */ | |
1231 | else | |
ef416fc2 | 1232 | { |
38e73f87 MS |
1233 | serialNameAsCFString = |
1234 | IORegistryEntryCreateCFProperty(serialService, | |
1235 | CFSTR(kIOTTYDeviceKey), | |
1236 | kCFAllocatorDefault, 0); | |
1237 | if (serialNameAsCFString) | |
ef416fc2 | 1238 | { |
38e73f87 MS |
1239 | result = CFStringGetCString(serialNameAsCFString, serialName, |
1240 | sizeof(serialName), | |
1241 | kCFStringEncodingASCII); | |
1242 | CFRelease(serialNameAsCFString); | |
1243 | ||
1244 | if (result) | |
ef416fc2 | 1245 | { |
38e73f87 MS |
1246 | bsdPathAsCFString = |
1247 | IORegistryEntryCreateCFProperty(serialService, | |
1248 | CFSTR(kIOCalloutDeviceKey), | |
1249 | kCFAllocatorDefault, 0); | |
1250 | if (bsdPathAsCFString) | |
1251 | { | |
1252 | result = CFStringGetCString(bsdPathAsCFString, bsdPath, | |
1253 | sizeof(bsdPath), | |
1254 | kCFStringEncodingASCII); | |
1255 | CFRelease(bsdPathAsCFString); | |
1256 | ||
1257 | if (result) | |
1258 | printf("serial serial:%s?baud=115200 \"Unknown\" \"%s\"\n", | |
1259 | bsdPath, serialName); | |
1260 | } | |
ef416fc2 | 1261 | } |
1262 | } | |
1263 | } | |
1264 | ||
1265 | IOObjectRelease(serialService); | |
1266 | } | |
1267 | ||
89d46774 | 1268 | /* |
1269 | * Release the iterator. | |
1270 | */ | |
1271 | ||
1272 | IOObjectRelease(serialPortIterator); | |
ef416fc2 | 1273 | } |
1274 | } | |
1275 | #endif | |
1276 | } | |
1277 | ||
1278 | ||
1279 | /* | |
f7deaa1a | 1280 | * 'side_cb()' - Handle side-channel requests... |
1281 | */ | |
1282 | ||
18ecb428 | 1283 | static int /* O - 0 on success, -1 on error */ |
f7deaa1a | 1284 | side_cb(int print_fd, /* I - Print file */ |
1285 | int device_fd, /* I - Device file */ | |
1286 | int use_bc) /* I - Using back-channel? */ | |
1287 | { | |
1288 | cups_sc_command_t command; /* Request command */ | |
1289 | cups_sc_status_t status; /* Request/response status */ | |
1290 | char data[2048]; /* Request/response data */ | |
1291 | int datalen; /* Request/response data size */ | |
1292 | ||
1293 | ||
1294 | datalen = sizeof(data); | |
1295 | ||
1296 | if (cupsSideChannelRead(&command, &status, data, &datalen, 1.0)) | |
18ecb428 | 1297 | return (-1); |
f7deaa1a | 1298 | |
1299 | switch (command) | |
1300 | { | |
1301 | case CUPS_SC_CMD_DRAIN_OUTPUT : | |
09a101d6 | 1302 | if (backendDrainOutput(print_fd, device_fd)) |
1303 | status = CUPS_SC_STATUS_IO_ERROR; | |
1304 | else if (tcdrain(device_fd)) | |
f7deaa1a | 1305 | status = CUPS_SC_STATUS_IO_ERROR; |
1306 | else | |
1307 | status = CUPS_SC_STATUS_OK; | |
1308 | ||
1309 | datalen = 0; | |
1310 | break; | |
1311 | ||
1312 | case CUPS_SC_CMD_GET_BIDI : | |
8b450588 | 1313 | status = CUPS_SC_STATUS_OK; |
f7deaa1a | 1314 | data[0] = use_bc; |
1315 | datalen = 1; | |
1316 | break; | |
1317 | ||
1318 | default : | |
1319 | status = CUPS_SC_STATUS_NOT_IMPLEMENTED; | |
1320 | datalen = 0; | |
1321 | break; | |
1322 | } | |
1323 | ||
18ecb428 | 1324 | return (cupsSideChannelWrite(command, status, data, datalen, 1.0)); |
f7deaa1a | 1325 | } |
1326 | ||
1327 | ||
1328 | /* | |
75bd9771 | 1329 | * End of "$Id: serial.c 7647 2008-06-16 17:39:40Z mike $". |
ef416fc2 | 1330 | */ |