]>
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 | * | |
c7017ecc | 6 | * Copyright 2007-2010 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" |
c7017ecc | 29 | #include <stdio.h> |
ef416fc2 | 30 | |
31 | #ifdef __hpux | |
32 | # include <sys/modem.h> | |
33 | #endif /* __hpux */ | |
34 | ||
35 | #ifdef WIN32 | |
36 | # include <io.h> | |
37 | #else | |
38 | # include <unistd.h> | |
39 | # include <fcntl.h> | |
40 | # include <termios.h> | |
b423cd4c | 41 | # ifdef __hpux |
42 | # include <sys/time.h> | |
43 | # else | |
44 | # include <sys/select.h> | |
45 | # endif /* __hpux */ | |
ef416fc2 | 46 | # ifdef HAVE_SYS_IOCTL_H |
47 | # include <sys/ioctl.h> | |
48 | # endif /* HAVE_SYS_IOCTL_H */ | |
49 | #endif /* WIN32 */ | |
50 | ||
51 | #ifdef __sgi | |
52 | # include <invent.h> | |
53 | # ifndef INV_EPP_ECP_PLP | |
54 | # define INV_EPP_ECP_PLP 6 /* From 6.3/6.4/6.5 sys/invent.h */ | |
55 | # define INV_ASO_SERIAL 14 /* serial portion of SGI ASO board */ | |
56 | # define INV_IOC3_DMA 16 /* DMA mode IOC3 serial */ | |
57 | # define INV_IOC3_PIO 17 /* PIO mode IOC3 serial */ | |
58 | # define INV_ISA_DMA 19 /* DMA mode ISA serial -- O2 */ | |
59 | # endif /* !INV_EPP_ECP_PLP */ | |
60 | #endif /* __sgi */ | |
61 | ||
62 | #ifndef CRTSCTS | |
63 | # ifdef CNEW_RTSCTS | |
64 | # define CRTSCTS CNEW_RTSCTS | |
65 | # else | |
66 | # define CRTSCTS 0 | |
67 | # endif /* CNEW_RTSCTS */ | |
68 | #endif /* !CRTSCTS */ | |
69 | ||
70 | #if defined(__APPLE__) | |
71 | # include <CoreFoundation/CoreFoundation.h> | |
72 | # include <IOKit/IOKitLib.h> | |
73 | # include <IOKit/serial/IOSerialKeys.h> | |
74 | # include <IOKit/IOBSD.h> | |
75 | #endif /* __APPLE__ */ | |
76 | ||
89d46774 | 77 | #if defined(__linux) && defined(TIOCGSERIAL) |
78 | # include <linux/serial.h> | |
79 | # include <linux/ioctl.h> | |
80 | #endif /* __linux && TIOCGSERIAL */ | |
81 | ||
ef416fc2 | 82 | |
83 | /* | |
84 | * Local functions... | |
85 | */ | |
86 | ||
f7deaa1a | 87 | static void list_devices(void); |
18ecb428 | 88 | static int side_cb(int print_fd, int device_fd, int use_bc); |
ef416fc2 | 89 | |
90 | ||
91 | /* | |
92 | * 'main()' - Send a file to the printer or server. | |
93 | * | |
94 | * Usage: | |
95 | * | |
96 | * printer-uri job-id user title copies options [file] | |
97 | */ | |
98 | ||
99 | int /* O - Exit status */ | |
100 | main(int argc, /* I - Number of command-line arguments (6 or 7) */ | |
101 | char *argv[]) /* I - Command-line arguments */ | |
102 | { | |
103 | char method[255], /* Method in URI */ | |
104 | hostname[1024], /* Hostname */ | |
105 | username[255], /* Username info (not used) */ | |
106 | resource[1024], /* Resource info (device and options) */ | |
107 | *options, /* Pointer to options */ | |
db1f069b MS |
108 | *name, /* Name of option */ |
109 | *value, /* Value of option */ | |
110 | sep; /* Option separator */ | |
ef416fc2 | 111 | int port; /* Port number (not used) */ |
ef416fc2 | 112 | int copies; /* Number of copies to print */ |
18ecb428 MS |
113 | int side_eof = 0, /* Saw EOF on side-channel? */ |
114 | print_fd, /* Print file */ | |
ed486911 | 115 | device_fd; /* Serial device */ |
116 | int nfds; /* Maximum file descriptor value + 1 */ | |
117 | fd_set input, /* Input set for reading */ | |
118 | output; /* Output set for writing */ | |
119 | ssize_t print_bytes, /* Print bytes read */ | |
120 | bc_bytes, /* Backchannel bytes read */ | |
121 | total_bytes, /* Total bytes written */ | |
122 | bytes; /* Bytes written */ | |
ef416fc2 | 123 | int dtrdsr; /* Do dtr/dsr flow control? */ |
ed486911 | 124 | int print_size; /* Size of output buffer for writes */ |
125 | char print_buffer[8192], /* Print data buffer */ | |
126 | *print_ptr, /* Pointer into print data buffer */ | |
127 | bc_buffer[1024]; /* Back-channel data buffer */ | |
ef416fc2 | 128 | struct termios opts; /* Serial port options */ |
129 | struct termios origopts; /* Original port options */ | |
ef416fc2 | 130 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) |
131 | struct sigaction action; /* Actions for POSIX signals */ | |
132 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ | |
133 | ||
134 | ||
135 | /* | |
136 | * Make sure status messages are not buffered... | |
137 | */ | |
138 | ||
139 | setbuf(stderr, NULL); | |
140 | ||
141 | /* | |
142 | * Ignore SIGPIPE signals... | |
143 | */ | |
144 | ||
145 | #ifdef HAVE_SIGSET | |
146 | sigset(SIGPIPE, SIG_IGN); | |
147 | #elif defined(HAVE_SIGACTION) | |
148 | memset(&action, 0, sizeof(action)); | |
149 | action.sa_handler = SIG_IGN; | |
150 | sigaction(SIGPIPE, &action, NULL); | |
151 | #else | |
152 | signal(SIGPIPE, SIG_IGN); | |
153 | #endif /* HAVE_SIGSET */ | |
154 | ||
155 | /* | |
156 | * Check command-line... | |
157 | */ | |
158 | ||
159 | if (argc == 1) | |
160 | { | |
161 | list_devices(); | |
162 | return (CUPS_BACKEND_OK); | |
163 | } | |
164 | else if (argc < 6 || argc > 7) | |
165 | { | |
db1f069b MS |
166 | _cupsLangPrintf(stderr, |
167 | _("Usage: %s job-id user title copies options [file]\n"), | |
168 | argv[0]); | |
ef416fc2 | 169 | return (CUPS_BACKEND_FAILED); |
170 | } | |
171 | ||
172 | /* | |
173 | * If we have 7 arguments, print the file named on the command-line. | |
174 | * Otherwise, send stdin instead... | |
175 | */ | |
176 | ||
177 | if (argc == 6) | |
178 | { | |
ed486911 | 179 | print_fd = 0; |
180 | copies = 1; | |
ef416fc2 | 181 | } |
182 | else | |
183 | { | |
184 | /* | |
185 | * Try to open the print file... | |
186 | */ | |
187 | ||
ed486911 | 188 | if ((print_fd = open(argv[6], O_RDONLY)) < 0) |
ef416fc2 | 189 | { |
080811b1 MS |
190 | _cupsLangPrintf(stderr, |
191 | _("ERROR: Unable to open print file \"%s\": %s\n"), | |
192 | argv[6], strerror(errno)); | |
ef416fc2 | 193 | return (CUPS_BACKEND_FAILED); |
194 | } | |
195 | ||
196 | copies = atoi(argv[4]); | |
197 | } | |
198 | ||
199 | /* | |
200 | * Extract the device name and options from the URI... | |
201 | */ | |
202 | ||
a4d04587 | 203 | httpSeparateURI(HTTP_URI_CODING_ALL, cupsBackendDeviceURI(argv), |
204 | method, sizeof(method), username, sizeof(username), | |
205 | hostname, sizeof(hostname), &port, | |
ef416fc2 | 206 | resource, sizeof(resource)); |
207 | ||
208 | /* | |
209 | * See if there are any options... | |
210 | */ | |
211 | ||
212 | if ((options = strchr(resource, '?')) != NULL) | |
213 | { | |
214 | /* | |
215 | * Yup, terminate the device name string and move to the first | |
216 | * character of the options... | |
217 | */ | |
218 | ||
219 | *options++ = '\0'; | |
220 | } | |
221 | ||
222 | /* | |
223 | * Open the serial port device... | |
224 | */ | |
225 | ||
757d2cad | 226 | fputs("STATE: +connecting-to-device\n", stderr); |
227 | ||
ef416fc2 | 228 | do |
229 | { | |
ed486911 | 230 | if ((device_fd = open(resource, O_RDWR | O_NOCTTY | O_EXCL | |
231 | O_NDELAY)) == -1) | |
ef416fc2 | 232 | { |
233 | if (getenv("CLASS") != NULL) | |
234 | { | |
235 | /* | |
236 | * If the CLASS environment variable is set, the job was submitted | |
237 | * to a class and not to a specific queue. In this case, we want | |
238 | * to abort immediately so that the job can be requeued on the next | |
239 | * available printer in the class. | |
240 | */ | |
241 | ||
db1f069b MS |
242 | _cupsLangPuts(stderr, |
243 | _("INFO: Unable to contact printer, queuing on next " | |
244 | "printer in class...\n")); | |
ef416fc2 | 245 | |
246 | /* | |
247 | * Sleep 5 seconds to keep the job from requeuing too rapidly... | |
248 | */ | |
249 | ||
250 | sleep(5); | |
251 | ||
252 | return (CUPS_BACKEND_FAILED); | |
253 | } | |
254 | ||
255 | if (errno == EBUSY) | |
256 | { | |
db1f069b MS |
257 | _cupsLangPuts(stderr, |
258 | _("INFO: Printer busy; will retry in 30 seconds...\n")); | |
ef416fc2 | 259 | sleep(30); |
260 | } | |
261 | else | |
262 | { | |
db1f069b MS |
263 | _cupsLangPrintf(stderr, |
264 | _("ERROR: Unable to open device file \"%s\": %s\n"), | |
265 | resource, strerror(errno)); | |
ef416fc2 | 266 | return (CUPS_BACKEND_FAILED); |
267 | } | |
268 | } | |
269 | } | |
ed486911 | 270 | while (device_fd < 0); |
ef416fc2 | 271 | |
757d2cad | 272 | fputs("STATE: -connecting-to-device\n", stderr); |
273 | ||
ef416fc2 | 274 | /* |
275 | * Set any options provided... | |
276 | */ | |
277 | ||
ed486911 | 278 | tcgetattr(device_fd, &origopts); |
279 | tcgetattr(device_fd, &opts); | |
ef416fc2 | 280 | |
ed486911 | 281 | opts.c_lflag &= ~(ICANON | ECHO | ISIG); |
282 | /* Raw mode */ | |
283 | opts.c_oflag &= ~OPOST; /* Don't post-process */ | |
ef416fc2 | 284 | |
ed486911 | 285 | print_size = 96; /* 9600 baud / 10 bits/char / 10Hz */ |
286 | dtrdsr = 0; /* No dtr/dsr flow control */ | |
ef416fc2 | 287 | |
ed486911 | 288 | if (options) |
289 | { | |
ef416fc2 | 290 | while (*options) |
291 | { | |
292 | /* | |
293 | * Get the name... | |
294 | */ | |
295 | ||
db1f069b | 296 | name = options; |
ef416fc2 | 297 | |
db1f069b MS |
298 | while (*options && *options != '=' && *options != '+' && *options != '&') |
299 | options ++; | |
300 | ||
301 | if ((sep = *options) != '\0') | |
302 | *options++ = '\0'; | |
303 | ||
304 | if (sep == '=') | |
ef416fc2 | 305 | { |
306 | /* | |
307 | * Get the value... | |
308 | */ | |
309 | ||
db1f069b | 310 | value = options; |
ef416fc2 | 311 | |
db1f069b | 312 | while (*options && *options != '+' && *options != '&') |
ef416fc2 | 313 | options ++; |
db1f069b MS |
314 | |
315 | if (*options) | |
316 | *options++ = '\0'; | |
ef416fc2 | 317 | } |
318 | else | |
db1f069b | 319 | value = (char *)""; |
ef416fc2 | 320 | |
321 | /* | |
322 | * Process the option... | |
323 | */ | |
324 | ||
325 | if (!strcasecmp(name, "baud")) | |
326 | { | |
327 | /* | |
328 | * Set the baud rate... | |
329 | */ | |
330 | ||
ed486911 | 331 | print_size = atoi(value) / 100; |
ef416fc2 | 332 | |
333 | #if B19200 == 19200 | |
334 | cfsetispeed(&opts, atoi(value)); | |
335 | cfsetospeed(&opts, atoi(value)); | |
336 | #else | |
337 | switch (atoi(value)) | |
338 | { | |
339 | case 1200 : | |
340 | cfsetispeed(&opts, B1200); | |
341 | cfsetospeed(&opts, B1200); | |
342 | break; | |
343 | case 2400 : | |
344 | cfsetispeed(&opts, B2400); | |
345 | cfsetospeed(&opts, B2400); | |
346 | break; | |
347 | case 4800 : | |
348 | cfsetispeed(&opts, B4800); | |
349 | cfsetospeed(&opts, B4800); | |
350 | break; | |
351 | case 9600 : | |
352 | cfsetispeed(&opts, B9600); | |
353 | cfsetospeed(&opts, B9600); | |
354 | break; | |
355 | case 19200 : | |
356 | cfsetispeed(&opts, B19200); | |
357 | cfsetospeed(&opts, B19200); | |
358 | break; | |
359 | case 38400 : | |
360 | cfsetispeed(&opts, B38400); | |
361 | cfsetospeed(&opts, B38400); | |
362 | break; | |
363 | # ifdef B57600 | |
364 | case 57600 : | |
365 | cfsetispeed(&opts, B57600); | |
366 | cfsetospeed(&opts, B57600); | |
367 | break; | |
368 | # endif /* B57600 */ | |
369 | # ifdef B115200 | |
370 | case 115200 : | |
371 | cfsetispeed(&opts, B115200); | |
372 | cfsetospeed(&opts, B115200); | |
373 | break; | |
374 | # endif /* B115200 */ | |
375 | # ifdef B230400 | |
376 | case 230400 : | |
377 | cfsetispeed(&opts, B230400); | |
378 | cfsetospeed(&opts, B230400); | |
379 | break; | |
380 | # endif /* B230400 */ | |
381 | default : | |
4d301e69 | 382 | _cupsLangPrintf(stderr, _("WARNING: Unsupported baud rate %s\n"), |
db1f069b | 383 | value); |
ef416fc2 | 384 | break; |
385 | } | |
386 | #endif /* B19200 == 19200 */ | |
387 | } | |
388 | else if (!strcasecmp(name, "bits")) | |
389 | { | |
390 | /* | |
391 | * Set number of data bits... | |
392 | */ | |
393 | ||
394 | switch (atoi(value)) | |
395 | { | |
396 | case 7 : | |
397 | opts.c_cflag &= ~CSIZE; | |
398 | opts.c_cflag |= CS7; | |
399 | opts.c_cflag |= PARENB; | |
400 | opts.c_cflag &= ~PARODD; | |
401 | break; | |
402 | case 8 : | |
403 | opts.c_cflag &= ~CSIZE; | |
404 | opts.c_cflag |= CS8; | |
405 | opts.c_cflag &= ~PARENB; | |
406 | break; | |
407 | } | |
408 | } | |
409 | else if (!strcasecmp(name, "parity")) | |
410 | { | |
411 | /* | |
412 | * Set parity checking... | |
413 | */ | |
414 | ||
415 | if (!strcasecmp(value, "even")) | |
416 | { | |
417 | opts.c_cflag |= PARENB; | |
418 | opts.c_cflag &= ~PARODD; | |
419 | } | |
420 | else if (!strcasecmp(value, "odd")) | |
421 | { | |
422 | opts.c_cflag |= PARENB; | |
423 | opts.c_cflag |= PARODD; | |
424 | } | |
425 | else if (!strcasecmp(value, "none")) | |
426 | opts.c_cflag &= ~PARENB; | |
427 | else if (!strcasecmp(value, "space")) | |
428 | { | |
429 | /* | |
430 | * Note: we only support space parity with 7 bits per character... | |
431 | */ | |
432 | ||
433 | opts.c_cflag &= ~CSIZE; | |
434 | opts.c_cflag |= CS8; | |
435 | opts.c_cflag &= ~PARENB; | |
436 | } | |
437 | else if (!strcasecmp(value, "mark")) | |
438 | { | |
439 | /* | |
440 | * Note: we only support mark parity with 7 bits per character | |
441 | * and 1 stop bit... | |
442 | */ | |
443 | ||
444 | opts.c_cflag &= ~CSIZE; | |
445 | opts.c_cflag |= CS7; | |
446 | opts.c_cflag &= ~PARENB; | |
447 | opts.c_cflag |= CSTOPB; | |
448 | } | |
449 | } | |
450 | else if (!strcasecmp(name, "flow")) | |
451 | { | |
452 | /* | |
453 | * Set flow control... | |
454 | */ | |
455 | ||
456 | if (!strcasecmp(value, "none")) | |
457 | { | |
458 | opts.c_iflag &= ~(IXON | IXOFF); | |
459 | opts.c_cflag &= ~CRTSCTS; | |
460 | } | |
461 | else if (!strcasecmp(value, "soft")) | |
462 | { | |
463 | opts.c_iflag |= IXON | IXOFF; | |
464 | opts.c_cflag &= ~CRTSCTS; | |
465 | } | |
466 | else if (!strcasecmp(value, "hard") || | |
467 | !strcasecmp(value, "rtscts")) | |
468 | { | |
469 | opts.c_iflag &= ~(IXON | IXOFF); | |
470 | opts.c_cflag |= CRTSCTS; | |
471 | } | |
472 | else if (!strcasecmp(value, "dtrdsr")) | |
473 | { | |
474 | opts.c_iflag &= ~(IXON | IXOFF); | |
475 | opts.c_cflag &= ~CRTSCTS; | |
476 | ||
477 | dtrdsr = 1; | |
478 | } | |
479 | } | |
480 | else if (!strcasecmp(name, "stop")) | |
481 | { | |
482 | switch (atoi(value)) | |
483 | { | |
484 | case 1 : | |
485 | opts.c_cflag &= ~CSTOPB; | |
486 | break; | |
487 | ||
488 | case 2 : | |
489 | opts.c_cflag |= CSTOPB; | |
490 | break; | |
491 | } | |
492 | } | |
493 | } | |
ed486911 | 494 | } |
ef416fc2 | 495 | |
ed486911 | 496 | tcsetattr(device_fd, TCSANOW, &opts); |
497 | fcntl(device_fd, F_SETFL, 0); | |
ef416fc2 | 498 | |
499 | /* | |
500 | * Now that we are "connected" to the port, ignore SIGTERM so that we | |
501 | * can finish out any page data the driver sends (e.g. to eject the | |
502 | * current page... Only ignore SIGTERM if we are printing data from | |
503 | * stdin (otherwise you can't cancel raw jobs...) | |
504 | */ | |
505 | ||
ed486911 | 506 | if (print_fd != 0) |
ef416fc2 | 507 | { |
508 | #ifdef HAVE_SIGSET /* Use System V signals over POSIX to avoid bugs */ | |
509 | sigset(SIGTERM, SIG_IGN); | |
510 | #elif defined(HAVE_SIGACTION) | |
511 | memset(&action, 0, sizeof(action)); | |
512 | ||
513 | sigemptyset(&action.sa_mask); | |
514 | action.sa_handler = SIG_IGN; | |
515 | sigaction(SIGTERM, &action, NULL); | |
516 | #else | |
517 | signal(SIGTERM, SIG_IGN); | |
518 | #endif /* HAVE_SIGSET */ | |
519 | } | |
520 | ||
521 | /* | |
ed486911 | 522 | * Figure out the maximum file descriptor value to use with select()... |
ef416fc2 | 523 | */ |
524 | ||
ed486911 | 525 | nfds = (print_fd > device_fd ? print_fd : device_fd) + 1; |
526 | ||
527 | /* | |
528 | * Finally, send the print file. Ordinarily we would just use the | |
529 | * backendRunLoop() function, however since we need to use smaller | |
530 | * writes and may need to do DSR/DTR flow control, we duplicate much | |
531 | * of the code here instead... | |
532 | */ | |
ef416fc2 | 533 | |
ed486911 | 534 | if (print_size > sizeof(print_buffer)) |
535 | print_size = sizeof(print_buffer); | |
536 | ||
537 | total_bytes = 0; | |
ef416fc2 | 538 | |
539 | while (copies > 0) | |
540 | { | |
541 | copies --; | |
542 | ||
ed486911 | 543 | if (print_fd != 0) |
ef416fc2 | 544 | { |
545 | fputs("PAGE: 1 1\n", stderr); | |
ed486911 | 546 | lseek(print_fd, 0, SEEK_SET); |
ef416fc2 | 547 | } |
548 | ||
ed486911 | 549 | /* |
550 | * Now loop until we are out of data from print_fd... | |
551 | */ | |
552 | ||
553 | for (print_bytes = 0, print_ptr = print_buffer;;) | |
ef416fc2 | 554 | { |
555 | /* | |
ed486911 | 556 | * Use select() to determine whether we have data to copy around... |
ef416fc2 | 557 | */ |
558 | ||
ed486911 | 559 | FD_ZERO(&input); |
560 | if (!print_bytes) | |
561 | FD_SET(print_fd, &input); | |
562 | FD_SET(device_fd, &input); | |
18ecb428 | 563 | if (!print_bytes && !side_eof) |
dd1abb6b | 564 | FD_SET(CUPS_SC_FD, &input); |
ed486911 | 565 | |
566 | FD_ZERO(&output); | |
567 | if (print_bytes) | |
568 | FD_SET(device_fd, &output); | |
569 | ||
570 | if (select(nfds, &input, &output, NULL, NULL) < 0) | |
571 | continue; /* Ignore errors here */ | |
572 | ||
f7deaa1a | 573 | /* |
574 | * Check if we have a side-channel request ready... | |
575 | */ | |
576 | ||
577 | if (FD_ISSET(CUPS_SC_FD, &input)) | |
dd1abb6b MS |
578 | { |
579 | /* | |
580 | * Do the side-channel request, then start back over in the select | |
581 | * loop since it may have read from print_fd... | |
582 | */ | |
583 | ||
18ecb428 MS |
584 | if (side_cb(print_fd, device_fd, 1)) |
585 | side_eof = 1; | |
dd1abb6b MS |
586 | continue; |
587 | } | |
f7deaa1a | 588 | |
ed486911 | 589 | /* |
590 | * Check if we have back-channel data ready... | |
591 | */ | |
592 | ||
593 | if (FD_ISSET(device_fd, &input)) | |
594 | { | |
595 | if ((bc_bytes = read(device_fd, bc_buffer, sizeof(bc_buffer))) > 0) | |
596 | { | |
597 | fprintf(stderr, | |
4d301e69 | 598 | "DEBUG: Received " CUPS_LLFMT " bytes of back-channel data\n", |
ed486911 | 599 | CUPS_LLCAST bc_bytes); |
600 | cupsBackChannelWrite(bc_buffer, bc_bytes, 1.0); | |
601 | } | |
602 | } | |
ef416fc2 | 603 | |
ed486911 | 604 | /* |
605 | * Check if we have print data ready... | |
606 | */ | |
ef416fc2 | 607 | |
ed486911 | 608 | if (FD_ISSET(print_fd, &input)) |
609 | { | |
610 | if ((print_bytes = read(print_fd, print_buffer, print_size)) < 0) | |
ef416fc2 | 611 | { |
612 | /* | |
ed486911 | 613 | * Read error - bail if we don't see EAGAIN or EINTR... |
ef416fc2 | 614 | */ |
615 | ||
ed486911 | 616 | if (errno != EAGAIN || errno != EINTR) |
ef416fc2 | 617 | { |
c7017ecc | 618 | perror("DEBUG: Unable to read print data"); |
ef416fc2 | 619 | |
ed486911 | 620 | tcsetattr(device_fd, TCSADRAIN, &origopts); |
ef416fc2 | 621 | |
ed486911 | 622 | close(device_fd); |
ef416fc2 | 623 | |
ed486911 | 624 | if (print_fd != 0) |
625 | close(print_fd); | |
ef416fc2 | 626 | |
ed486911 | 627 | return (CUPS_BACKEND_FAILED); |
628 | } | |
ef416fc2 | 629 | |
ed486911 | 630 | print_bytes = 0; |
631 | } | |
632 | else if (print_bytes == 0) | |
ef416fc2 | 633 | { |
634 | /* | |
ed486911 | 635 | * End of file, break out of the loop... |
ef416fc2 | 636 | */ |
637 | ||
ed486911 | 638 | break; |
ef416fc2 | 639 | } |
640 | ||
ed486911 | 641 | print_ptr = print_buffer; |
642 | } | |
643 | ||
644 | /* | |
645 | * Check if the device is ready to receive data and we have data to | |
646 | * send... | |
647 | */ | |
648 | ||
649 | if (print_bytes && FD_ISSET(device_fd, &output)) | |
650 | { | |
651 | if (dtrdsr) | |
ef416fc2 | 652 | { |
653 | /* | |
ed486911 | 654 | * Check the port and sleep until DSR is set... |
ef416fc2 | 655 | */ |
656 | ||
ed486911 | 657 | int status; |
ef416fc2 | 658 | |
ef416fc2 | 659 | |
ed486911 | 660 | if (!ioctl(device_fd, TIOCMGET, &status)) |
661 | if (!(status & TIOCM_DSR)) | |
ef416fc2 | 662 | { |
ed486911 | 663 | /* |
664 | * Wait for DSR to go high... | |
665 | */ | |
666 | ||
667 | fputs("DEBUG: DSR is low; waiting for device...\n", stderr); | |
668 | ||
669 | do | |
670 | { | |
671 | /* | |
672 | * Poll every 100ms... | |
673 | */ | |
674 | ||
675 | usleep(100000); | |
676 | ||
677 | if (ioctl(device_fd, TIOCMGET, &status)) | |
678 | break; | |
679 | } | |
680 | while (!(status & TIOCM_DSR)); | |
681 | ||
682 | fputs("DEBUG: DSR is high; writing to device...\n", stderr); | |
683 | } | |
684 | } | |
685 | ||
686 | if ((bytes = write(device_fd, print_ptr, print_bytes)) < 0) | |
687 | { | |
688 | /* | |
689 | * Write error - bail if we don't see an error we can retry... | |
690 | */ | |
691 | ||
692 | if (errno != EAGAIN && errno != EINTR && errno != ENOTTY) | |
ef416fc2 | 693 | { |
c7017ecc | 694 | perror("DEBUG: Unable to write print data"); |
ed486911 | 695 | |
696 | tcsetattr(device_fd, TCSADRAIN, &origopts); | |
ef416fc2 | 697 | |
ed486911 | 698 | close(device_fd); |
699 | ||
700 | if (print_fd != 0) | |
701 | close(print_fd); | |
702 | ||
703 | return (CUPS_BACKEND_FAILED); | |
ef416fc2 | 704 | } |
705 | } | |
ed486911 | 706 | else |
707 | { | |
708 | fprintf(stderr, "DEBUG: Wrote %d bytes...\n", (int)bytes); | |
ef416fc2 | 709 | |
ed486911 | 710 | print_bytes -= bytes; |
711 | print_ptr += bytes; | |
712 | total_bytes += bytes; | |
713 | } | |
714 | } | |
ef416fc2 | 715 | } |
716 | } | |
717 | ||
718 | /* | |
719 | * Close the serial port and input file and return... | |
720 | */ | |
721 | ||
ed486911 | 722 | tcsetattr(device_fd, TCSADRAIN, &origopts); |
723 | ||
724 | close(device_fd); | |
ef416fc2 | 725 | |
ed486911 | 726 | if (print_fd != 0) |
727 | close(print_fd); | |
ef416fc2 | 728 | |
ed486911 | 729 | return (total_bytes < 0 ? CUPS_BACKEND_FAILED : CUPS_BACKEND_OK); |
ef416fc2 | 730 | } |
731 | ||
732 | ||
733 | /* | |
734 | * 'list_devices()' - List all serial devices. | |
735 | */ | |
736 | ||
f7deaa1a | 737 | static void |
ef416fc2 | 738 | list_devices(void) |
739 | { | |
2e4ff8af | 740 | #if defined(__hpux) || defined(__sgi) || defined(__sun) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__) |
ef416fc2 | 741 | static char *funky_hex = "0123456789abcdefghijklmnopqrstuvwxyz"; |
89d46774 | 742 | /* Funky hex numbering used for some * |
743 | * devices */ | |
2e4ff8af | 744 | #endif /* __hpux || __sgi || __sun || __FreeBSD__ || __OpenBSD__ || __FreeBSD_kernel__ */ |
ef416fc2 | 745 | |
8b450588 | 746 | |
89d46774 | 747 | #ifdef __linux |
748 | int i, j; /* Looping vars */ | |
749 | int fd; /* File descriptor */ | |
750 | char device[255]; /* Device filename */ | |
8b450588 | 751 | char info[255]; /* Device info/description */ |
89d46774 | 752 | # ifdef TIOCGSERIAL |
753 | struct serial_struct serinfo; /* serial port info */ | |
754 | # endif /* TIOCGSERIAL */ | |
ef416fc2 | 755 | |
756 | ||
757 | for (i = 0; i < 100; i ++) | |
758 | { | |
759 | sprintf(device, "/dev/ttyS%d", i); | |
89d46774 | 760 | |
ef416fc2 | 761 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) |
762 | { | |
89d46774 | 763 | # ifdef TIOCGSERIAL |
764 | /* | |
765 | * See if this port exists... | |
766 | */ | |
767 | ||
768 | serinfo.reserved_char[0] = 0; | |
769 | ||
770 | if (!ioctl(fd, TIOCGSERIAL, &serinfo)) | |
771 | { | |
772 | if (serinfo.type == PORT_UNKNOWN) | |
773 | { | |
774 | /* | |
775 | * Nope... | |
776 | */ | |
777 | ||
778 | close(fd); | |
779 | continue; | |
780 | } | |
781 | } | |
782 | # endif /* TIOCGSERIAL */ | |
783 | ||
ef416fc2 | 784 | close(fd); |
89d46774 | 785 | |
8b450588 MS |
786 | snprintf(info, sizeof(info), |
787 | _cupsLangString(cupsLangDefault(), _("Serial Port #%d")), i + 1); | |
788 | ||
ef416fc2 | 789 | # if defined(_ARCH_PPC) || defined(powerpc) || defined(__powerpc) |
8b450588 | 790 | printf("serial serial:%s?baud=230400 \"Unknown\" \"%s\"\n", device, info); |
ef416fc2 | 791 | # else |
8b450588 | 792 | printf("serial serial:%s?baud=115200 \"Unknown\" \"%s\"\n", device, info); |
ef416fc2 | 793 | # endif /* _ARCH_PPC || powerpc || __powerpc */ |
794 | } | |
795 | } | |
796 | ||
797 | for (i = 0; i < 16; i ++) | |
798 | { | |
8b450588 MS |
799 | snprintf(info, sizeof(info), |
800 | _cupsLangString(cupsLangDefault(), _("USB Serial Port #%d")), | |
801 | i + 1); | |
802 | ||
ef416fc2 | 803 | sprintf(device, "/dev/usb/ttyUSB%d", i); |
804 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
805 | { | |
806 | close(fd); | |
8b450588 | 807 | printf("serial serial:%s?baud=230400 \"Unknown\" \"%s\"\n", device, info); |
ef416fc2 | 808 | } |
26d47ec6 | 809 | |
810 | sprintf(device, "/dev/ttyUSB%d", i); | |
811 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
812 | { | |
813 | close(fd); | |
8b450588 | 814 | printf("serial serial:%s?baud=230400 \"Unknown\" \"%s\"\n", device, info); |
26d47ec6 | 815 | } |
ef416fc2 | 816 | } |
b423cd4c | 817 | |
818 | for (i = 0; i < 64; i ++) | |
819 | { | |
820 | for (j = 0; j < 8; j ++) | |
821 | { | |
822 | sprintf(device, "/dev/ttyQ%02de%d", i, j); | |
823 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
824 | { | |
825 | close(fd); | |
8b450588 | 826 | |
b423cd4c | 827 | printf("serial serial:%s?baud=115200 \"Unknown\" " |
8b450588 | 828 | "\"Equinox ESP %d Port #%d\"\n", device, i, j + 1); |
b423cd4c | 829 | } |
830 | } | |
831 | } | |
ef416fc2 | 832 | #elif defined(__sgi) |
833 | int i, j, n; /* Looping vars */ | |
834 | char device[255]; /* Device filename */ | |
835 | inventory_t *inv; /* Hardware inventory info */ | |
836 | ||
837 | ||
838 | /* | |
839 | * IRIX maintains a hardware inventory of most devices... | |
840 | */ | |
841 | ||
842 | setinvent(); | |
843 | ||
844 | while ((inv = getinvent()) != NULL) | |
845 | { | |
846 | if (inv->inv_class == INV_SERIAL) | |
847 | { | |
848 | /* | |
849 | * Some sort of serial port... | |
850 | */ | |
851 | ||
852 | if (inv->inv_type == INV_CDSIO || inv->inv_type == INV_CDSIO_E) | |
853 | { | |
854 | /* | |
855 | * CDSIO port... | |
856 | */ | |
857 | ||
858 | for (n = 0; n < 6; n ++) | |
859 | printf("serial serial:/dev/ttyd%d?baud=38400 \"Unknown\" \"CDSIO Board %d Serial Port #%d\"\n", | |
860 | n + 5 + 8 * inv->inv_controller, inv->inv_controller, n + 1); | |
861 | } | |
862 | else if (inv->inv_type == INV_EPC_SERIAL) | |
863 | { | |
864 | /* | |
865 | * Everest serial port... | |
866 | */ | |
867 | ||
868 | if (inv->inv_unit == 0) | |
869 | i = 1; | |
870 | else | |
871 | i = 41 + 4 * (int)inv->inv_controller; | |
872 | ||
873 | for (n = 0; n < (int)inv->inv_state; n ++) | |
874 | printf("serial serial:/dev/ttyd%d?baud=38400 \"Unknown\" \"EPC Serial Port %d, Ebus slot %d\"\n", | |
875 | n + i, n + 1, (int)inv->inv_controller); | |
876 | } | |
877 | else if (inv->inv_state > 1) | |
878 | { | |
879 | /* | |
880 | * Standard serial port under IRIX 6.4 and earlier... | |
881 | */ | |
882 | ||
883 | for (n = 0; n < (int)inv->inv_state; n ++) | |
884 | printf("serial serial:/dev/ttyd%d?baud=38400 \"Unknown\" \"Onboard Serial Port %d\"\n", | |
885 | n + (int)inv->inv_unit + 1, n + (int)inv->inv_unit + 1); | |
886 | } | |
887 | else | |
888 | { | |
889 | /* | |
890 | * Standard serial port under IRIX 6.5 and beyond... | |
891 | */ | |
892 | ||
893 | printf("serial serial:/dev/ttyd%d?baud=115200 \"Unknown\" \"Onboard Serial Port %d\"\n", | |
894 | (int)inv->inv_controller, (int)inv->inv_controller); | |
895 | } | |
896 | } | |
897 | } | |
898 | ||
899 | endinvent(); | |
900 | ||
901 | /* | |
902 | * Central Data makes serial and parallel "servers" that can be | |
903 | * connected in a number of ways. Look for ports... | |
904 | */ | |
905 | ||
906 | for (i = 0; i < 10; i ++) | |
907 | for (j = 0; j < 8; j ++) | |
908 | for (n = 0; n < 32; n ++) | |
909 | { | |
910 | if (i == 8) /* EtherLite */ | |
911 | sprintf(device, "/dev/ttydn%d%c", j, funky_hex[n]); | |
912 | else if (i == 9) /* PCI */ | |
913 | sprintf(device, "/dev/ttydp%d%c", j, funky_hex[n]); | |
914 | else /* SCSI */ | |
915 | sprintf(device, "/dev/ttyd%d%d%c", i, j, funky_hex[n]); | |
916 | ||
917 | if (access(device, 0) == 0) | |
918 | { | |
919 | if (i == 8) | |
920 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data EtherLite Serial Port, ID %d, port %d\"\n", | |
921 | device, j, n); | |
922 | else if (i == 9) | |
923 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data PCI Serial Port, ID %d, port %d\"\n", | |
924 | device, j, n); | |
925 | else | |
926 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data SCSI Serial Port, logical bus %d, ID %d, port %d\"\n", | |
927 | device, i, j, n); | |
928 | } | |
929 | } | |
930 | #elif defined(__sun) | |
8b450588 MS |
931 | int i, j, n; /* Looping vars */ |
932 | char device[255]; /* Device filename */ | |
933 | char info[255]; /* Device info/description */ | |
ef416fc2 | 934 | |
935 | ||
936 | /* | |
937 | * Standard serial ports... | |
938 | */ | |
939 | ||
940 | for (i = 0; i < 26; i ++) | |
941 | { | |
942 | sprintf(device, "/dev/cua/%c", 'a' + i); | |
8b450588 MS |
943 | if (!access(device, 0)) |
944 | { | |
945 | snprintf(info, sizeof(info), | |
946 | _cupsLangString(cupsLangDefault(), _("Serial Port #%d")), i + 1); | |
947 | ||
89d46774 | 948 | # ifdef B115200 |
8b450588 | 949 | printf("serial serial:%s?baud=115200 \"Unknown\" \"%s\"\n", device, info); |
89d46774 | 950 | # else |
8b450588 | 951 | printf("serial serial:%s?baud=38400 \"Unknown\" \"%s\"\n", device, info); |
89d46774 | 952 | # endif /* B115200 */ |
8b450588 | 953 | } |
ef416fc2 | 954 | } |
955 | ||
956 | /* | |
957 | * MAGMA serial ports... | |
958 | */ | |
959 | ||
960 | for (i = 0; i < 40; i ++) | |
961 | { | |
962 | sprintf(device, "/dev/term/%02d", i); | |
963 | if (access(device, 0) == 0) | |
964 | printf("serial serial:%s?baud=38400 \"Unknown\" \"MAGMA Serial Board #%d Port #%d\"\n", | |
965 | device, (i / 10) + 1, (i % 10) + 1); | |
966 | } | |
967 | ||
968 | /* | |
969 | * Central Data serial ports... | |
970 | */ | |
971 | ||
972 | for (i = 0; i < 9; i ++) | |
973 | for (j = 0; j < 8; j ++) | |
974 | for (n = 0; n < 32; n ++) | |
975 | { | |
976 | if (i == 8) /* EtherLite */ | |
977 | sprintf(device, "/dev/sts/ttyN%d%c", j, funky_hex[n]); | |
978 | else | |
979 | sprintf(device, "/dev/sts/tty%c%d%c", i + 'C', j, | |
980 | funky_hex[n]); | |
981 | ||
982 | if (access(device, 0) == 0) | |
983 | { | |
984 | if (i == 8) | |
985 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data EtherLite Serial Port, ID %d, port %d\"\n", | |
986 | device, j, n); | |
987 | else | |
988 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data SCSI Serial Port, logical bus %d, ID %d, port %d\"\n", | |
989 | device, i, j, n); | |
990 | } | |
991 | } | |
992 | #elif defined(__hpux) | |
993 | int i, j, n; /* Looping vars */ | |
994 | char device[255]; /* Device filename */ | |
995 | ||
996 | ||
997 | /* | |
998 | * Standard serial ports... | |
999 | */ | |
1000 | ||
1001 | for (i = 0; i < 10; i ++) | |
1002 | { | |
1003 | sprintf(device, "/dev/tty%dp0", i); | |
1004 | if (access(device, 0) == 0) | |
1005 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Serial Port #%d\"\n", | |
1006 | device, i + 1); | |
1007 | } | |
1008 | ||
1009 | /* | |
1010 | * Central Data serial ports... | |
1011 | */ | |
1012 | ||
1013 | for (i = 0; i < 9; i ++) | |
1014 | for (j = 0; j < 8; j ++) | |
1015 | for (n = 0; n < 32; n ++) | |
1016 | { | |
1017 | if (i == 8) /* EtherLite */ | |
1018 | sprintf(device, "/dev/ttyN%d%c", j, funky_hex[n]); | |
1019 | else | |
1020 | sprintf(device, "/dev/tty%c%d%c", i + 'C', j, | |
1021 | funky_hex[n]); | |
1022 | ||
1023 | if (access(device, 0) == 0) | |
1024 | { | |
1025 | if (i == 8) | |
1026 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data EtherLite Serial Port, ID %d, port %d\"\n", | |
1027 | device, j, n); | |
1028 | else | |
1029 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Central Data SCSI Serial Port, logical bus %d, ID %d, port %d\"\n", | |
1030 | device, i, j, n); | |
1031 | } | |
1032 | } | |
1033 | #elif defined(__osf__) | |
1034 | int i; /* Looping var */ | |
1035 | char device[255]; /* Device filename */ | |
1036 | ||
1037 | ||
1038 | /* | |
1039 | * Standard serial ports... | |
1040 | */ | |
1041 | ||
1042 | for (i = 0; i < 100; i ++) | |
1043 | { | |
1044 | sprintf(device, "/dev/tty%02d", i); | |
1045 | if (access(device, 0) == 0) | |
1046 | printf("serial serial:%s?baud=38400 \"Unknown\" \"Serial Port #%d\"\n", | |
1047 | device, i + 1); | |
1048 | } | |
2e4ff8af | 1049 | #elif defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__) |
8b450588 MS |
1050 | int i, j; /* Looping vars */ |
1051 | int fd; /* File descriptor */ | |
1052 | char device[255]; /* Device filename */ | |
1053 | char info[255]; /* Device info/description */ | |
ef416fc2 | 1054 | |
1055 | ||
1056 | /* | |
1057 | * SIO ports... | |
1058 | */ | |
1059 | ||
1060 | for (i = 0; i < 32; i ++) | |
1061 | { | |
1062 | sprintf(device, "/dev/ttyd%c", funky_hex[i]); | |
1063 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1064 | { | |
1065 | close(fd); | |
8b450588 MS |
1066 | |
1067 | snprintf(info, sizeof(info), | |
1068 | _cupsLangString(cupsLangDefault(), _("Serial Port #%d")), i + 1); | |
1069 | ||
1070 | printf("serial serial:%s?baud=115200 \"Unknown\" \"%s\"\n", device, info); | |
ef416fc2 | 1071 | } |
1072 | } | |
1073 | ||
1074 | /* | |
1075 | * Cyclades ports... | |
1076 | */ | |
1077 | ||
1078 | for (i = 0; i < 16; i ++) /* Should be up to 65536 boards... */ | |
1079 | for (j = 0; j < 32; j ++) | |
1080 | { | |
1081 | sprintf(device, "/dev/ttyc%d%c", i, funky_hex[j]); | |
1082 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1083 | { | |
1084 | close(fd); | |
1085 | printf("serial serial:%s?baud=115200 \"Unknown\" \"Cyclades #%d Serial Port #%d\"\n", | |
1086 | device, i, j + 1); | |
1087 | } | |
1088 | ||
1089 | sprintf(device, "/dev/ttyC%d%c", i, funky_hex[j]); | |
1090 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1091 | { | |
1092 | close(fd); | |
1093 | printf("serial serial:%s?baud=115200 \"Unknown\" \"Cyclades #%d Serial Port #%d\"\n", | |
1094 | device, i, j + 1); | |
1095 | } | |
1096 | } | |
1097 | ||
1098 | /* | |
1099 | * Digiboard ports... | |
1100 | */ | |
1101 | ||
1102 | for (i = 0; i < 16; i ++) /* Should be up to 65536 boards... */ | |
1103 | for (j = 0; j < 32; j ++) | |
1104 | { | |
1105 | sprintf(device, "/dev/ttyD%d%c", i, funky_hex[j]); | |
1106 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1107 | { | |
1108 | close(fd); | |
1109 | printf("serial serial:%s?baud=115200 \"Unknown\" \"Digiboard #%d Serial Port #%d\"\n", | |
1110 | device, i, j + 1); | |
1111 | } | |
1112 | } | |
1113 | ||
1114 | /* | |
1115 | * Stallion ports... | |
1116 | */ | |
1117 | ||
1118 | for (i = 0; i < 32; i ++) | |
1119 | { | |
1120 | sprintf(device, "/dev/ttyE%c", funky_hex[i]); | |
1121 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1122 | { | |
1123 | close(fd); | |
1124 | printf("serial serial:%s?baud=115200 \"Unknown\" \"Stallion Serial Port #%d\"\n", | |
1125 | device, i + 1); | |
1126 | } | |
1127 | } | |
1128 | ||
1129 | /* | |
1130 | * SX ports... | |
1131 | */ | |
1132 | ||
1133 | for (i = 0; i < 128; i ++) | |
1134 | { | |
1135 | sprintf(device, "/dev/ttyA%d", i + 1); | |
1136 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1137 | { | |
1138 | close(fd); | |
1139 | printf("serial serial:%s?baud=115200 \"Unknown\" \"SX Serial Port #%d\"\n", | |
1140 | device, i + 1); | |
1141 | } | |
1142 | } | |
1143 | #elif defined(__NetBSD__) | |
8b450588 MS |
1144 | int i, j; /* Looping vars */ |
1145 | int fd; /* File descriptor */ | |
1146 | char device[255]; /* Device filename */ | |
1147 | char info[255]; /* Device info/description */ | |
ef416fc2 | 1148 | |
1149 | ||
1150 | /* | |
1151 | * Standard serial ports... | |
1152 | */ | |
1153 | ||
1154 | for (i = 0; i < 4; i ++) | |
1155 | { | |
1156 | sprintf(device, "/dev/tty%02d", i); | |
1157 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1158 | { | |
1159 | close(fd); | |
8b450588 MS |
1160 | |
1161 | snprintf(info, sizeof(info), | |
1162 | _cupsLangString(cupsLangDefault(), _("Serial Port #%d")), i + 1); | |
1163 | ||
1164 | printf("serial serial:%s?baud=115200 \"Unknown\" \"%s\"\n", device, info); | |
ef416fc2 | 1165 | } |
1166 | } | |
1167 | ||
1168 | /* | |
1169 | * Cyclades-Z ports... | |
1170 | */ | |
1171 | ||
1172 | for (i = 0; i < 16; i ++) /* Should be up to 65536 boards... */ | |
1173 | for (j = 0; j < 64; j ++) | |
1174 | { | |
1175 | sprintf(device, "/dev/ttyCZ%02d%02d", i, j); | |
1176 | if ((fd = open(device, O_WRONLY | O_NOCTTY | O_NDELAY)) >= 0) | |
1177 | { | |
1178 | close(fd); | |
1179 | printf("serial serial:%s?baud=115200 \"Unknown\" \"Cyclades #%d Serial Prt #%d\"\n", | |
1180 | device, i, j + 1); | |
1181 | } | |
1182 | } | |
1183 | #elif defined(__APPLE__) | |
1184 | /* | |
1185 | * Standard serial ports on MacOS X... | |
1186 | */ | |
1187 | ||
1188 | kern_return_t kernResult; | |
1189 | mach_port_t masterPort; | |
1190 | io_iterator_t serialPortIterator; | |
1191 | CFMutableDictionaryRef classesToMatch; | |
1192 | io_object_t serialService; | |
1193 | ||
ef416fc2 | 1194 | |
1195 | kernResult = IOMasterPort(MACH_PORT_NULL, &masterPort); | |
1196 | if (KERN_SUCCESS != kernResult) | |
1197 | return; | |
1198 | ||
1199 | /* | |
1200 | * Serial devices are instances of class IOSerialBSDClient. | |
1201 | */ | |
1202 | ||
1203 | classesToMatch = IOServiceMatching(kIOSerialBSDServiceValue); | |
1204 | if (classesToMatch != NULL) | |
1205 | { | |
1206 | CFDictionarySetValue(classesToMatch, CFSTR(kIOSerialBSDTypeKey), | |
1207 | CFSTR(kIOSerialBSDRS232Type)); | |
1208 | ||
1209 | kernResult = IOServiceGetMatchingServices(masterPort, classesToMatch, | |
1210 | &serialPortIterator); | |
1211 | if (kernResult == KERN_SUCCESS) | |
1212 | { | |
1213 | while ((serialService = IOIteratorNext(serialPortIterator))) | |
1214 | { | |
1215 | CFTypeRef serialNameAsCFString; | |
1216 | CFTypeRef bsdPathAsCFString; | |
38e73f87 | 1217 | CFTypeRef hiddenVal; |
ef416fc2 | 1218 | char serialName[128]; |
1219 | char bsdPath[1024]; | |
1220 | Boolean result; | |
1221 | ||
1222 | ||
38e73f87 MS |
1223 | /* Check if hidden... */ |
1224 | hiddenVal = IORegistryEntrySearchCFProperty(serialService, | |
1225 | kIOServicePlane, | |
1226 | CFSTR("HiddenPort"), | |
1227 | kCFAllocatorDefault, | |
1228 | kIORegistryIterateRecursively | | |
1229 | kIORegistryIterateParents); | |
1230 | if (hiddenVal) | |
1231 | CFRelease(hiddenVal); /* This interface should not be used */ | |
1232 | else | |
ef416fc2 | 1233 | { |
38e73f87 MS |
1234 | serialNameAsCFString = |
1235 | IORegistryEntryCreateCFProperty(serialService, | |
1236 | CFSTR(kIOTTYDeviceKey), | |
1237 | kCFAllocatorDefault, 0); | |
1238 | if (serialNameAsCFString) | |
ef416fc2 | 1239 | { |
38e73f87 MS |
1240 | result = CFStringGetCString(serialNameAsCFString, serialName, |
1241 | sizeof(serialName), | |
1242 | kCFStringEncodingASCII); | |
1243 | CFRelease(serialNameAsCFString); | |
1244 | ||
1245 | if (result) | |
ef416fc2 | 1246 | { |
38e73f87 MS |
1247 | bsdPathAsCFString = |
1248 | IORegistryEntryCreateCFProperty(serialService, | |
1249 | CFSTR(kIOCalloutDeviceKey), | |
1250 | kCFAllocatorDefault, 0); | |
1251 | if (bsdPathAsCFString) | |
1252 | { | |
1253 | result = CFStringGetCString(bsdPathAsCFString, bsdPath, | |
1254 | sizeof(bsdPath), | |
1255 | kCFStringEncodingASCII); | |
1256 | CFRelease(bsdPathAsCFString); | |
1257 | ||
1258 | if (result) | |
1259 | printf("serial serial:%s?baud=115200 \"Unknown\" \"%s\"\n", | |
1260 | bsdPath, serialName); | |
1261 | } | |
ef416fc2 | 1262 | } |
1263 | } | |
1264 | } | |
1265 | ||
1266 | IOObjectRelease(serialService); | |
1267 | } | |
1268 | ||
89d46774 | 1269 | /* |
1270 | * Release the iterator. | |
1271 | */ | |
1272 | ||
1273 | IOObjectRelease(serialPortIterator); | |
ef416fc2 | 1274 | } |
1275 | } | |
1276 | #endif | |
1277 | } | |
1278 | ||
1279 | ||
1280 | /* | |
f7deaa1a | 1281 | * 'side_cb()' - Handle side-channel requests... |
1282 | */ | |
1283 | ||
18ecb428 | 1284 | static int /* O - 0 on success, -1 on error */ |
f7deaa1a | 1285 | side_cb(int print_fd, /* I - Print file */ |
1286 | int device_fd, /* I - Device file */ | |
1287 | int use_bc) /* I - Using back-channel? */ | |
1288 | { | |
1289 | cups_sc_command_t command; /* Request command */ | |
1290 | cups_sc_status_t status; /* Request/response status */ | |
1291 | char data[2048]; /* Request/response data */ | |
1292 | int datalen; /* Request/response data size */ | |
1293 | ||
1294 | ||
1295 | datalen = sizeof(data); | |
1296 | ||
1297 | if (cupsSideChannelRead(&command, &status, data, &datalen, 1.0)) | |
18ecb428 | 1298 | return (-1); |
f7deaa1a | 1299 | |
1300 | switch (command) | |
1301 | { | |
1302 | case CUPS_SC_CMD_DRAIN_OUTPUT : | |
09a101d6 | 1303 | if (backendDrainOutput(print_fd, device_fd)) |
1304 | status = CUPS_SC_STATUS_IO_ERROR; | |
1305 | else if (tcdrain(device_fd)) | |
f7deaa1a | 1306 | status = CUPS_SC_STATUS_IO_ERROR; |
1307 | else | |
1308 | status = CUPS_SC_STATUS_OK; | |
1309 | ||
1310 | datalen = 0; | |
1311 | break; | |
1312 | ||
1313 | case CUPS_SC_CMD_GET_BIDI : | |
8b450588 | 1314 | status = CUPS_SC_STATUS_OK; |
f7deaa1a | 1315 | data[0] = use_bc; |
1316 | datalen = 1; | |
1317 | break; | |
1318 | ||
1319 | default : | |
1320 | status = CUPS_SC_STATUS_NOT_IMPLEMENTED; | |
1321 | datalen = 0; | |
1322 | break; | |
1323 | } | |
1324 | ||
18ecb428 | 1325 | return (cupsSideChannelWrite(command, status, data, datalen, 1.0)); |
f7deaa1a | 1326 | } |
1327 | ||
1328 | ||
1329 | /* | |
75bd9771 | 1330 | * End of "$Id: serial.c 7647 2008-06-16 17:39:40Z mike $". |
ef416fc2 | 1331 | */ |