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