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ef416fc2 | 1 | /* |
323c5de1 | 2 | * "$Id: ipp.c 6434 2007-04-02 22:07:10Z mike $" |
ef416fc2 | 3 | * |
4 | * IPP backend for the Common UNIX Printing System (CUPS). | |
5 | * | |
7594b224 | 6 | * Copyright 1997-2007 by Easy Software Products, all rights reserved. |
ef416fc2 | 7 | * |
8 | * These coded instructions, statements, and computer programs are the | |
9 | * property of Easy Software Products and are protected by Federal | |
10 | * copyright law. Distribution and use rights are outlined in the file | |
11 | * "LICENSE" which should have been included with this file. If this | |
12 | * file is missing or damaged please contact Easy Software Products | |
13 | * at: | |
14 | * | |
15 | * Attn: CUPS Licensing Information | |
16 | * Easy Software Products | |
17 | * 44141 Airport View Drive, Suite 204 | |
18 | * Hollywood, Maryland 20636 USA | |
19 | * | |
20 | * Voice: (301) 373-9600 | |
21 | * EMail: cups-info@cups.org | |
22 | * WWW: http://www.cups.org | |
23 | * | |
24 | * This file is subject to the Apple OS-Developed Software exception. | |
25 | * | |
26 | * Contents: | |
27 | * | |
28 | * main() - Send a file to the printer or server. | |
b423cd4c | 29 | * cancel_job() - Cancel a print job. |
ef416fc2 | 30 | * check_printer_state() - Check the printer state... |
b423cd4c | 31 | * compress_files() - Compress print files... |
ef416fc2 | 32 | * password_cb() - Disable the password prompt for |
33 | * cupsDoFileRequest(). | |
34 | * report_printer_state() - Report the printer state. | |
35 | * run_pictwps_filter() - Convert PICT files to PostScript when printing | |
36 | * remotely. | |
37 | * sigterm_handler() - Handle 'terminate' signals that stop the backend. | |
38 | */ | |
39 | ||
40 | /* | |
41 | * Include necessary headers. | |
42 | */ | |
43 | ||
44 | #include <cups/http-private.h> | |
45 | #include <stdio.h> | |
46 | #include <stdlib.h> | |
47 | #include <errno.h> | |
48 | #include <sys/types.h> | |
49 | #include <sys/stat.h> | |
50 | #include <cups/backend.h> | |
51 | #include <cups/cups.h> | |
52 | #include <cups/language.h> | |
c0e1af83 | 53 | #include <cups/i18n.h> |
ef416fc2 | 54 | #include <cups/string.h> |
55 | #include <signal.h> | |
56 | #include <sys/wait.h> | |
57 | ||
ef416fc2 | 58 | /* |
59 | * Globals... | |
60 | */ | |
61 | ||
62 | static char *password = NULL; /* Password for device URI */ | |
63 | #ifdef __APPLE__ | |
64 | static char pstmpname[1024] = ""; /* Temporary PostScript file name */ | |
65 | #endif /* __APPLE__ */ | |
66 | static char tmpfilename[1024] = ""; /* Temporary spool file name */ | |
bd7854cb | 67 | static int job_cancelled = 0; /* Job cancelled? */ |
ef416fc2 | 68 | |
69 | ||
70 | /* | |
71 | * Local functions... | |
72 | */ | |
73 | ||
bd7854cb | 74 | static void cancel_job(http_t *http, const char *uri, int id, |
75 | const char *resource, const char *user, int version); | |
76 | static void check_printer_state(http_t *http, const char *uri, | |
ef416fc2 | 77 | const char *resource, const char *user, |
78 | int version); | |
b423cd4c | 79 | #ifdef HAVE_LIBZ |
80 | static void compress_files(int num_files, char **files); | |
81 | #endif /* HAVE_LIBZ */ | |
bd7854cb | 82 | static const char *password_cb(const char *); |
83 | static int report_printer_state(ipp_t *ipp); | |
ef416fc2 | 84 | |
85 | #ifdef __APPLE__ | |
bd7854cb | 86 | static int run_pictwps_filter(char **argv, const char *filename); |
ef416fc2 | 87 | #endif /* __APPLE__ */ |
88 | static void sigterm_handler(int sig); | |
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 */ | |
bd7854cb | 100 | main(int argc, /* I - Number of command-line args */ |
ef416fc2 | 101 | char *argv[]) /* I - Command-line arguments */ |
102 | { | |
103 | int i; /* Looping var */ | |
104 | int num_options; /* Number of printer options */ | |
105 | cups_option_t *options; /* Printer options */ | |
106 | char method[255], /* Method in URI */ | |
107 | hostname[1024], /* Hostname */ | |
108 | username[255], /* Username info */ | |
109 | resource[1024], /* Resource info (printer name) */ | |
26d47ec6 | 110 | addrname[256], /* Address name */ |
ef416fc2 | 111 | *optptr, /* Pointer to URI options */ |
112 | name[255], /* Name of option */ | |
113 | value[255], /* Value of option */ | |
114 | *ptr; /* Pointer into name or value */ | |
bd7854cb | 115 | int num_files; /* Number of files to print */ |
116 | char **files, /* Files to print */ | |
117 | *filename; /* Pointer to single filename */ | |
ef416fc2 | 118 | int port; /* Port number (not used) */ |
119 | char uri[HTTP_MAX_URI]; /* Updated URI without user/pass */ | |
120 | ipp_status_t ipp_status; /* Status of IPP request */ | |
121 | http_t *http; /* HTTP connection */ | |
122 | ipp_t *request, /* IPP request */ | |
123 | *response, /* IPP response */ | |
124 | *supported; /* get-printer-attributes response */ | |
c0e1af83 | 125 | time_t start_time; /* Time of first connect */ |
126 | int recoverable; /* Recoverable error shown? */ | |
127 | int contimeout; /* Connection timeout */ | |
128 | int delay; /* Delay for retries... */ | |
b423cd4c | 129 | int compression, /* Do compression of the job data? */ |
130 | waitjob, /* Wait for job complete? */ | |
ef416fc2 | 131 | waitprinter; /* Wait for printer ready? */ |
132 | ipp_attribute_t *job_id_attr; /* job-id attribute */ | |
133 | int job_id; /* job-id value */ | |
bd7854cb | 134 | ipp_attribute_t *job_sheets; /* job-media-sheets-completed */ |
135 | ipp_attribute_t *job_state; /* job-state */ | |
136 | ipp_attribute_t *copies_sup; /* copies-supported */ | |
137 | ipp_attribute_t *format_sup; /* document-format-supported */ | |
ef416fc2 | 138 | ipp_attribute_t *printer_state; /* printer-state attribute */ |
bd7854cb | 139 | ipp_attribute_t *printer_accepting; /* printer-is-accepting-jobs */ |
d09495fa | 140 | int copies, /* Number of copies for job */ |
141 | copies_remaining; /* Number of copies remaining */ | |
ef416fc2 | 142 | const char *content_type; /* CONTENT_TYPE environment variable */ |
143 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) | |
144 | struct sigaction action; /* Actions for POSIX signals */ | |
145 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ | |
146 | int version; /* IPP version */ | |
ef416fc2 | 147 | static const char * const pattrs[] = |
148 | { /* Printer attributes we want */ | |
149 | "copies-supported", | |
ef416fc2 | 150 | "document-format-supported", |
151 | "printer-is-accepting-jobs", | |
152 | "printer-state", | |
323c5de1 | 153 | "printer-state-message", |
ef416fc2 | 154 | "printer-state-reasons", |
155 | }; | |
156 | static const char * const jattrs[] = | |
157 | { /* Job attributes we want */ | |
158 | "job-media-sheets-completed", | |
159 | "job-state" | |
160 | }; | |
161 | ||
162 | ||
163 | /* | |
164 | * Make sure status messages are not buffered... | |
165 | */ | |
166 | ||
167 | setbuf(stderr, NULL); | |
168 | ||
169 | /* | |
170 | * Ignore SIGPIPE and catch SIGTERM signals... | |
171 | */ | |
172 | ||
173 | #ifdef HAVE_SIGSET | |
174 | sigset(SIGPIPE, SIG_IGN); | |
175 | sigset(SIGTERM, sigterm_handler); | |
176 | #elif defined(HAVE_SIGACTION) | |
177 | memset(&action, 0, sizeof(action)); | |
178 | action.sa_handler = SIG_IGN; | |
179 | sigaction(SIGPIPE, &action, NULL); | |
180 | ||
181 | sigemptyset(&action.sa_mask); | |
182 | sigaddset(&action.sa_mask, SIGTERM); | |
183 | action.sa_handler = sigterm_handler; | |
184 | sigaction(SIGTERM, &action, NULL); | |
185 | #else | |
186 | signal(SIGPIPE, SIG_IGN); | |
187 | signal(SIGTERM, sigterm_handler); | |
188 | #endif /* HAVE_SIGSET */ | |
189 | ||
190 | /* | |
191 | * Check command-line... | |
192 | */ | |
193 | ||
194 | if (argc == 1) | |
195 | { | |
196 | char *s; | |
197 | ||
198 | if ((s = strrchr(argv[0], '/')) != NULL) | |
199 | s ++; | |
200 | else | |
201 | s = argv[0]; | |
202 | ||
bd7854cb | 203 | printf("network %s \"Unknown\" \"Internet Printing Protocol (%s)\"\n", |
204 | s, s); | |
ef416fc2 | 205 | return (CUPS_BACKEND_OK); |
206 | } | |
bd7854cb | 207 | else if (argc < 6) |
ef416fc2 | 208 | { |
c0e1af83 | 209 | fprintf(stderr, _("Usage: %s job-id user title copies options [file]\n"), |
ef416fc2 | 210 | argv[0]); |
211 | return (CUPS_BACKEND_STOP); | |
212 | } | |
213 | ||
214 | /* | |
bd7854cb | 215 | * Get the (final) content type... |
ef416fc2 | 216 | */ |
217 | ||
bd7854cb | 218 | if ((content_type = getenv("FINAL_CONTENT_TYPE")) == NULL) |
ed486911 | 219 | if ((content_type = getenv("CONTENT_TYPE")) == NULL) |
220 | content_type = "application/octet-stream"; | |
ef416fc2 | 221 | |
d09495fa | 222 | if (!strncmp(content_type, "printer/", 8)) |
223 | content_type = "application/vnd.cups-raw"; | |
224 | ||
ef416fc2 | 225 | /* |
226 | * Extract the hostname and printer name from the URI... | |
227 | */ | |
228 | ||
a4d04587 | 229 | if (httpSeparateURI(HTTP_URI_CODING_ALL, cupsBackendDeviceURI(argv), |
230 | method, sizeof(method), username, sizeof(username), | |
231 | hostname, sizeof(hostname), &port, | |
232 | resource, sizeof(resource)) < HTTP_URI_OK) | |
ef416fc2 | 233 | { |
c0e1af83 | 234 | fputs(_("ERROR: Missing device URI on command-line and no " |
235 | "DEVICE_URI environment variable!\n"), stderr); | |
ef416fc2 | 236 | return (CUPS_BACKEND_STOP); |
237 | } | |
238 | ||
239 | if (!strcmp(method, "https")) | |
240 | cupsSetEncryption(HTTP_ENCRYPT_ALWAYS); | |
8ca02f3c | 241 | else |
242 | cupsSetEncryption(HTTP_ENCRYPT_IF_REQUESTED); | |
ef416fc2 | 243 | |
ef416fc2 | 244 | /* |
245 | * See if there are any options... | |
246 | */ | |
247 | ||
b423cd4c | 248 | compression = 0; |
ef416fc2 | 249 | version = 1; |
250 | waitjob = 1; | |
251 | waitprinter = 1; | |
c0e1af83 | 252 | contimeout = 7 * 24 * 60 * 60; |
ef416fc2 | 253 | |
254 | if ((optptr = strchr(resource, '?')) != NULL) | |
255 | { | |
256 | /* | |
257 | * Yup, terminate the device name string and move to the first | |
258 | * character of the optptr... | |
259 | */ | |
260 | ||
261 | *optptr++ = '\0'; | |
262 | ||
263 | /* | |
264 | * Then parse the optptr... | |
265 | */ | |
266 | ||
267 | while (*optptr) | |
268 | { | |
269 | /* | |
270 | * Get the name... | |
271 | */ | |
272 | ||
273 | for (ptr = name; *optptr && *optptr != '=';) | |
274 | if (ptr < (name + sizeof(name) - 1)) | |
275 | *ptr++ = *optptr++; | |
276 | *ptr = '\0'; | |
277 | ||
278 | if (*optptr == '=') | |
279 | { | |
280 | /* | |
281 | * Get the value... | |
282 | */ | |
283 | ||
284 | optptr ++; | |
285 | ||
286 | for (ptr = value; *optptr && *optptr != '+' && *optptr != '&';) | |
287 | if (ptr < (value + sizeof(value) - 1)) | |
288 | *ptr++ = *optptr++; | |
289 | *ptr = '\0'; | |
290 | ||
f301802f | 291 | if (*optptr == '+' || *optptr == '&') |
ef416fc2 | 292 | optptr ++; |
293 | } | |
294 | else | |
295 | value[0] = '\0'; | |
296 | ||
297 | /* | |
298 | * Process the option... | |
299 | */ | |
300 | ||
301 | if (!strcasecmp(name, "waitjob")) | |
302 | { | |
303 | /* | |
304 | * Wait for job completion? | |
305 | */ | |
306 | ||
307 | waitjob = !strcasecmp(value, "on") || | |
308 | !strcasecmp(value, "yes") || | |
309 | !strcasecmp(value, "true"); | |
310 | } | |
311 | else if (!strcasecmp(name, "waitprinter")) | |
312 | { | |
313 | /* | |
314 | * Wait for printer idle? | |
315 | */ | |
316 | ||
317 | waitprinter = !strcasecmp(value, "on") || | |
318 | !strcasecmp(value, "yes") || | |
319 | !strcasecmp(value, "true"); | |
320 | } | |
321 | else if (!strcasecmp(name, "encryption")) | |
322 | { | |
323 | /* | |
324 | * Enable/disable encryption? | |
325 | */ | |
326 | ||
327 | if (!strcasecmp(value, "always")) | |
328 | cupsSetEncryption(HTTP_ENCRYPT_ALWAYS); | |
329 | else if (!strcasecmp(value, "required")) | |
330 | cupsSetEncryption(HTTP_ENCRYPT_REQUIRED); | |
331 | else if (!strcasecmp(value, "never")) | |
332 | cupsSetEncryption(HTTP_ENCRYPT_NEVER); | |
333 | else if (!strcasecmp(value, "ifrequested")) | |
334 | cupsSetEncryption(HTTP_ENCRYPT_IF_REQUESTED); | |
335 | else | |
336 | { | |
c0e1af83 | 337 | fprintf(stderr, |
338 | _("ERROR: Unknown encryption option value \"%s\"!\n"), | |
339 | value); | |
ef416fc2 | 340 | } |
341 | } | |
342 | else if (!strcasecmp(name, "version")) | |
343 | { | |
344 | if (!strcmp(value, "1.0")) | |
345 | version = 0; | |
346 | else if (!strcmp(value, "1.1")) | |
347 | version = 1; | |
348 | else | |
349 | { | |
c0e1af83 | 350 | fprintf(stderr, |
351 | _("ERROR: Unknown version option value \"%s\"!\n"), | |
352 | value); | |
ef416fc2 | 353 | } |
354 | } | |
b423cd4c | 355 | #ifdef HAVE_LIBZ |
356 | else if (!strcasecmp(name, "compression")) | |
357 | { | |
358 | compression = !strcasecmp(value, "true") || | |
359 | !strcasecmp(value, "yes") || | |
360 | !strcasecmp(value, "on") || | |
361 | !strcasecmp(value, "gzip"); | |
362 | } | |
363 | #endif /* HAVE_LIBZ */ | |
c0e1af83 | 364 | else if (!strcasecmp(name, "contimeout")) |
365 | { | |
366 | /* | |
367 | * Set the connection timeout... | |
368 | */ | |
369 | ||
370 | if (atoi(value) > 0) | |
371 | contimeout = atoi(value); | |
372 | } | |
ef416fc2 | 373 | else |
374 | { | |
375 | /* | |
376 | * Unknown option... | |
377 | */ | |
378 | ||
c0e1af83 | 379 | fprintf(stderr, _("ERROR: Unknown option \"%s\" with value \"%s\"!\n"), |
ef416fc2 | 380 | name, value); |
381 | } | |
382 | } | |
383 | } | |
384 | ||
b423cd4c | 385 | /* |
386 | * If we have 7 arguments, print the file named on the command-line. | |
387 | * Otherwise, copy stdin to a temporary file and print the temporary | |
388 | * file. | |
389 | */ | |
390 | ||
391 | if (argc == 6) | |
392 | { | |
393 | /* | |
394 | * Copy stdin to a temporary file... | |
395 | */ | |
396 | ||
397 | int fd; /* File descriptor */ | |
398 | cups_file_t *fp; /* Temporary file */ | |
399 | char buffer[8192]; /* Buffer for copying */ | |
400 | int bytes; /* Number of bytes read */ | |
401 | ||
402 | ||
403 | if ((fd = cupsTempFd(tmpfilename, sizeof(tmpfilename))) < 0) | |
404 | { | |
405 | perror("ERROR: unable to create temporary file"); | |
406 | return (CUPS_BACKEND_FAILED); | |
407 | } | |
408 | ||
409 | if ((fp = cupsFileOpenFd(fd, compression ? "w9" : "w")) == NULL) | |
410 | { | |
411 | perror("ERROR: unable to open temporary file"); | |
412 | close(fd); | |
413 | unlink(tmpfilename); | |
414 | return (CUPS_BACKEND_FAILED); | |
415 | } | |
416 | ||
417 | while ((bytes = fread(buffer, 1, sizeof(buffer), stdin)) > 0) | |
418 | if (cupsFileWrite(fp, buffer, bytes) < bytes) | |
419 | { | |
420 | perror("ERROR: unable to write to temporary file"); | |
421 | cupsFileClose(fp); | |
422 | unlink(tmpfilename); | |
423 | return (CUPS_BACKEND_FAILED); | |
424 | } | |
425 | ||
426 | cupsFileClose(fp); | |
427 | ||
428 | /* | |
429 | * Point to the single file from stdin... | |
430 | */ | |
431 | ||
432 | filename = tmpfilename; | |
433 | files = &filename; | |
434 | num_files = 1; | |
435 | } | |
436 | else | |
437 | { | |
438 | /* | |
439 | * Point to the files on the command-line... | |
440 | */ | |
441 | ||
442 | num_files = argc - 6; | |
443 | files = argv + 6; | |
444 | ||
445 | #ifdef HAVE_LIBZ | |
446 | if (compression) | |
447 | compress_files(num_files, files); | |
448 | #endif /* HAVE_LIBZ */ | |
449 | } | |
450 | ||
451 | fprintf(stderr, "DEBUG: %d files to send in job...\n", num_files); | |
452 | ||
ef416fc2 | 453 | /* |
454 | * Set the authentication info, if any... | |
455 | */ | |
456 | ||
457 | cupsSetPasswordCB(password_cb); | |
458 | ||
459 | if (username[0]) | |
460 | { | |
461 | /* | |
462 | * Use authenticaion information in the device URI... | |
463 | */ | |
464 | ||
465 | if ((password = strchr(username, ':')) != NULL) | |
466 | *password++ = '\0'; | |
467 | ||
468 | cupsSetUser(username); | |
469 | } | |
470 | else if (!getuid()) | |
471 | { | |
472 | /* | |
473 | * Try loading authentication information from the a##### file. | |
474 | */ | |
475 | ||
476 | const char *request_root; /* CUPS_REQUESTROOT env var */ | |
477 | char afilename[1024], /* a##### filename */ | |
f7deaa1a | 478 | aline[2048]; /* Line from file */ |
ef416fc2 | 479 | FILE *fp; /* File pointer */ |
480 | ||
481 | ||
482 | if ((request_root = getenv("CUPS_REQUESTROOT")) != NULL) | |
483 | { | |
484 | /* | |
485 | * Try opening authentication cache file... | |
486 | */ | |
487 | ||
488 | snprintf(afilename, sizeof(afilename), "%s/a%05d", request_root, | |
489 | atoi(argv[1])); | |
490 | if ((fp = fopen(afilename, "r")) != NULL) | |
491 | { | |
492 | /* | |
493 | * Read username... | |
494 | */ | |
495 | ||
496 | if (fgets(aline, sizeof(aline), fp)) | |
497 | { | |
498 | /* | |
499 | * Decode username... | |
500 | */ | |
501 | ||
502 | i = sizeof(username); | |
503 | httpDecode64_2(username, &i, aline); | |
504 | ||
505 | /* | |
506 | * Read password... | |
507 | */ | |
508 | ||
509 | if (fgets(aline, sizeof(aline), fp)) | |
510 | { | |
511 | /* | |
512 | * Decode password... | |
513 | */ | |
514 | ||
515 | i = sizeof(password); | |
516 | httpDecode64_2(password, &i, aline); | |
517 | } | |
518 | } | |
519 | ||
520 | /* | |
521 | * Close the file... | |
522 | */ | |
523 | ||
524 | fclose(fp); | |
525 | } | |
526 | } | |
527 | } | |
528 | ||
529 | /* | |
530 | * Try connecting to the remote server... | |
531 | */ | |
532 | ||
c0e1af83 | 533 | delay = 5; |
534 | recoverable = 0; | |
535 | start_time = time(NULL); | |
536 | ||
757d2cad | 537 | fputs("STATE: +connecting-to-device\n", stderr); |
538 | ||
ef416fc2 | 539 | do |
540 | { | |
c0e1af83 | 541 | fprintf(stderr, _("INFO: Connecting to %s on port %d...\n"), |
542 | hostname, port); | |
ef416fc2 | 543 | |
544 | if ((http = httpConnectEncrypt(hostname, port, cupsEncryption())) == NULL) | |
545 | { | |
7594b224 | 546 | if (job_cancelled) |
547 | break; | |
548 | ||
ef416fc2 | 549 | if (getenv("CLASS") != NULL) |
550 | { | |
551 | /* | |
552 | * If the CLASS environment variable is set, the job was submitted | |
553 | * to a class and not to a specific queue. In this case, we want | |
554 | * to abort immediately so that the job can be requeued on the next | |
555 | * available printer in the class. | |
556 | */ | |
557 | ||
c0e1af83 | 558 | fputs(_("INFO: Unable to contact printer, queuing on next " |
559 | "printer in class...\n"), stderr); | |
ef416fc2 | 560 | |
561 | if (argc == 6 || strcmp(filename, argv[6])) | |
562 | unlink(filename); | |
563 | ||
564 | /* | |
565 | * Sleep 5 seconds to keep the job from requeuing too rapidly... | |
566 | */ | |
567 | ||
568 | sleep(5); | |
569 | ||
570 | return (CUPS_BACKEND_FAILED); | |
571 | } | |
572 | ||
573 | if (errno == ECONNREFUSED || errno == EHOSTDOWN || | |
574 | errno == EHOSTUNREACH) | |
575 | { | |
c0e1af83 | 576 | if (contimeout && (time(NULL) - start_time) > contimeout) |
577 | { | |
578 | fputs(_("ERROR: Printer not responding!\n"), stderr); | |
579 | return (CUPS_BACKEND_FAILED); | |
580 | } | |
581 | ||
582 | recoverable = 1; | |
583 | ||
bd7854cb | 584 | fprintf(stderr, |
c0e1af83 | 585 | _("WARNING: recoverable: Network host \'%s\' is busy; will " |
586 | "retry in %d seconds...\n"), | |
587 | hostname, delay); | |
588 | ||
589 | sleep(delay); | |
590 | ||
591 | if (delay < 30) | |
592 | delay += 5; | |
ef416fc2 | 593 | } |
594 | else if (h_errno) | |
595 | { | |
c0e1af83 | 596 | fprintf(stderr, _("ERROR: Unable to locate printer \'%s\'!\n"), |
597 | hostname); | |
598 | return (CUPS_BACKEND_STOP); | |
ef416fc2 | 599 | } |
600 | else | |
601 | { | |
c0e1af83 | 602 | recoverable = 1; |
603 | ||
604 | fprintf(stderr, "DEBUG: Connection error: %s\n", strerror(errno)); | |
605 | fputs(_("ERROR: recoverable: Unable to connect to printer; will " | |
606 | "retry in 30 seconds...\n"), stderr); | |
ef416fc2 | 607 | sleep(30); |
608 | } | |
7594b224 | 609 | |
610 | if (job_cancelled) | |
611 | break; | |
ef416fc2 | 612 | } |
613 | } | |
614 | while (http == NULL); | |
615 | ||
7594b224 | 616 | if (job_cancelled) |
617 | { | |
618 | if (argc == 6 || strcmp(filename, argv[6])) | |
619 | unlink(filename); | |
620 | ||
621 | return (CUPS_BACKEND_FAILED); | |
622 | } | |
623 | ||
757d2cad | 624 | fputs("STATE: -connecting-to-device\n", stderr); |
c0e1af83 | 625 | fprintf(stderr, _("INFO: Connected to %s...\n"), hostname); |
ef416fc2 | 626 | |
26d47ec6 | 627 | #ifdef AF_INET6 |
628 | if (http->hostaddr->addr.sa_family == AF_INET6) | |
c0e1af83 | 629 | fprintf(stderr, "DEBUG: Connected to [%s]:%d (IPv6)...\n", |
630 | httpAddrString(http->hostaddr, addrname, sizeof(addrname)), | |
631 | ntohs(http->hostaddr->ipv6.sin6_port)); | |
26d47ec6 | 632 | else |
633 | #endif /* AF_INET6 */ | |
634 | if (http->hostaddr->addr.sa_family == AF_INET) | |
635 | fprintf(stderr, "DEBUG: Connected to %s:%d (IPv4)...\n", | |
c0e1af83 | 636 | httpAddrString(http->hostaddr, addrname, sizeof(addrname)), |
637 | ntohs(http->hostaddr->ipv4.sin_port)); | |
26d47ec6 | 638 | |
ef416fc2 | 639 | /* |
640 | * Build a URI for the printer and fill the standard IPP attributes for | |
641 | * an IPP_PRINT_FILE request. We can't use the URI in argv[0] because it | |
642 | * might contain username:password information... | |
643 | */ | |
644 | ||
645 | snprintf(uri, sizeof(uri), "%s://%s:%d%s", method, hostname, port, resource); | |
646 | ||
647 | /* | |
648 | * First validate the destination and see if the device supports multiple | |
649 | * copies. We have to do this because some IPP servers (e.g. HP JetDirect) | |
650 | * don't support the copies attribute... | |
651 | */ | |
652 | ||
fa73b229 | 653 | copies_sup = NULL; |
654 | format_sup = NULL; | |
655 | supported = NULL; | |
ef416fc2 | 656 | |
657 | do | |
658 | { | |
659 | /* | |
660 | * Build the IPP request... | |
661 | */ | |
662 | ||
fa73b229 | 663 | request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES); |
664 | request->request.op.version[1] = version; | |
ef416fc2 | 665 | |
666 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
667 | NULL, uri); | |
668 | ||
669 | ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, | |
670 | "requested-attributes", sizeof(pattrs) / sizeof(pattrs[0]), | |
671 | NULL, pattrs); | |
672 | ||
673 | /* | |
674 | * Do the request... | |
675 | */ | |
676 | ||
677 | fputs("DEBUG: Getting supported attributes...\n", stderr); | |
678 | ||
679 | if ((supported = cupsDoRequest(http, request, resource)) == NULL) | |
680 | ipp_status = cupsLastError(); | |
681 | else | |
682 | ipp_status = supported->request.status.status_code; | |
683 | ||
684 | if (ipp_status > IPP_OK_CONFLICT) | |
685 | { | |
686 | if (ipp_status == IPP_PRINTER_BUSY || | |
687 | ipp_status == IPP_SERVICE_UNAVAILABLE) | |
688 | { | |
c0e1af83 | 689 | if (contimeout && (time(NULL) - start_time) > contimeout) |
690 | { | |
691 | fputs(_("ERROR: Printer not responding!\n"), stderr); | |
692 | return (CUPS_BACKEND_FAILED); | |
693 | } | |
694 | ||
695 | recoverable = 1; | |
696 | ||
697 | fprintf(stderr, | |
698 | _("WARNING: recoverable: Network host \'%s\' is busy; will " | |
699 | "retry in %d seconds...\n"), | |
700 | hostname, delay); | |
701 | ||
ef416fc2 | 702 | report_printer_state(supported); |
c0e1af83 | 703 | |
704 | sleep(delay); | |
705 | ||
706 | if (delay < 30) | |
707 | delay += 5; | |
ef416fc2 | 708 | } |
709 | else if ((ipp_status == IPP_BAD_REQUEST || | |
710 | ipp_status == IPP_VERSION_NOT_SUPPORTED) && version == 1) | |
711 | { | |
712 | /* | |
713 | * Switch to IPP/1.0... | |
714 | */ | |
715 | ||
c0e1af83 | 716 | fputs(_("INFO: Printer does not support IPP/1.1, trying IPP/1.0...\n"), |
bd7854cb | 717 | stderr); |
ef416fc2 | 718 | version = 0; |
719 | httpReconnect(http); | |
720 | } | |
721 | else if (ipp_status == IPP_NOT_FOUND) | |
722 | { | |
c0e1af83 | 723 | fputs(_("ERROR: Destination printer does not exist!\n"), stderr); |
ef416fc2 | 724 | |
725 | if (supported) | |
726 | ippDelete(supported); | |
727 | ||
728 | return (CUPS_BACKEND_STOP); | |
729 | } | |
730 | else | |
731 | { | |
c0e1af83 | 732 | fprintf(stderr, _("ERROR: Unable to get printer status (%s)!\n"), |
733 | cupsLastErrorString()); | |
ef416fc2 | 734 | sleep(10); |
735 | } | |
736 | ||
737 | if (supported) | |
738 | ippDelete(supported); | |
739 | ||
740 | continue; | |
741 | } | |
742 | else if ((copies_sup = ippFindAttribute(supported, "copies-supported", | |
743 | IPP_TAG_RANGE)) != NULL) | |
744 | { | |
745 | /* | |
746 | * Has the "copies-supported" attribute - does it have an upper | |
747 | * bound > 1? | |
748 | */ | |
749 | ||
750 | if (copies_sup->values[0].range.upper <= 1) | |
751 | copies_sup = NULL; /* No */ | |
752 | } | |
753 | ||
fa73b229 | 754 | format_sup = ippFindAttribute(supported, "document-format-supported", |
755 | IPP_TAG_MIMETYPE); | |
ef416fc2 | 756 | |
757 | if (format_sup) | |
758 | { | |
759 | fprintf(stderr, "DEBUG: document-format-supported (%d values)\n", | |
760 | format_sup->num_values); | |
761 | for (i = 0; i < format_sup->num_values; i ++) | |
762 | fprintf(stderr, "DEBUG: [%d] = \"%s\"\n", i, | |
763 | format_sup->values[i].string.text); | |
764 | } | |
765 | ||
766 | report_printer_state(supported); | |
767 | } | |
768 | while (ipp_status > IPP_OK_CONFLICT); | |
769 | ||
770 | /* | |
771 | * See if the printer is accepting jobs and is not stopped; if either | |
772 | * condition is true and we are printing to a class, requeue the job... | |
773 | */ | |
774 | ||
775 | if (getenv("CLASS") != NULL) | |
776 | { | |
777 | printer_state = ippFindAttribute(supported, "printer-state", | |
778 | IPP_TAG_ENUM); | |
779 | printer_accepting = ippFindAttribute(supported, "printer-is-accepting-jobs", | |
780 | IPP_TAG_BOOLEAN); | |
781 | ||
782 | if (printer_state == NULL || | |
bd7854cb | 783 | (printer_state->values[0].integer > IPP_PRINTER_PROCESSING && |
784 | waitprinter) || | |
ef416fc2 | 785 | printer_accepting == NULL || |
786 | !printer_accepting->values[0].boolean) | |
787 | { | |
788 | /* | |
789 | * If the CLASS environment variable is set, the job was submitted | |
790 | * to a class and not to a specific queue. In this case, we want | |
791 | * to abort immediately so that the job can be requeued on the next | |
792 | * available printer in the class. | |
793 | */ | |
794 | ||
c0e1af83 | 795 | fputs(_("INFO: Unable to contact printer, queuing on next " |
796 | "printer in class...\n"), stderr); | |
ef416fc2 | 797 | |
798 | ippDelete(supported); | |
799 | httpClose(http); | |
800 | ||
801 | if (argc == 6 || strcmp(filename, argv[6])) | |
802 | unlink(filename); | |
803 | ||
804 | /* | |
805 | * Sleep 5 seconds to keep the job from requeuing too rapidly... | |
806 | */ | |
807 | ||
808 | sleep(5); | |
809 | ||
810 | return (CUPS_BACKEND_FAILED); | |
811 | } | |
812 | } | |
813 | ||
c0e1af83 | 814 | if (recoverable) |
815 | { | |
816 | /* | |
817 | * If we've shown a recoverable error make sure the printer proxies | |
818 | * have a chance to see the recovered message. Not pretty but | |
819 | * necessary for now... | |
820 | */ | |
821 | ||
822 | fputs("INFO: recovered: \n", stderr); | |
823 | sleep(5); | |
824 | } | |
825 | ||
ef416fc2 | 826 | /* |
827 | * See if the printer supports multiple copies... | |
828 | */ | |
829 | ||
d09495fa | 830 | copies = atoi(argv[4]); |
831 | ||
ef416fc2 | 832 | if (copies_sup || argc < 7) |
d09495fa | 833 | { |
834 | copies_remaining = 1; | |
835 | ||
836 | if (argc < 7) | |
837 | copies = 1; | |
838 | } | |
ef416fc2 | 839 | else |
d09495fa | 840 | copies_remaining = copies; |
ef416fc2 | 841 | |
ef416fc2 | 842 | /* |
843 | * Then issue the print-job request... | |
844 | */ | |
845 | ||
bd7854cb | 846 | job_id = 0; |
ef416fc2 | 847 | |
d09495fa | 848 | while (copies_remaining > 0) |
ef416fc2 | 849 | { |
850 | /* | |
851 | * Build the IPP request... | |
852 | */ | |
853 | ||
bd7854cb | 854 | if (job_cancelled) |
855 | break; | |
856 | ||
857 | if (num_files > 1) | |
858 | request = ippNewRequest(IPP_CREATE_JOB); | |
859 | else | |
860 | request = ippNewRequest(IPP_PRINT_JOB); | |
861 | ||
fa73b229 | 862 | request->request.op.version[1] = version; |
ef416fc2 | 863 | |
864 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
865 | NULL, uri); | |
866 | ||
867 | fprintf(stderr, "DEBUG: printer-uri = \"%s\"\n", uri); | |
868 | ||
869 | if (argv[2][0]) | |
870 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
871 | "requesting-user-name", NULL, argv[2]); | |
872 | ||
873 | fprintf(stderr, "DEBUG: requesting-user-name = \"%s\"\n", argv[2]); | |
874 | ||
d09495fa | 875 | /* |
876 | * Only add a "job-name" attribute if the remote server supports | |
877 | * copy generation - some IPP implementations like HP's don't seem | |
878 | * to like UTF-8 job names (STR #1837)... | |
879 | */ | |
880 | ||
881 | if (argv[3][0] && copies_sup) | |
ef416fc2 | 882 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name", NULL, |
883 | argv[3]); | |
884 | ||
885 | fprintf(stderr, "DEBUG: job-name = \"%s\"\n", argv[3]); | |
886 | ||
b423cd4c | 887 | #ifdef HAVE_LIBZ |
888 | if (compression) | |
889 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, | |
890 | "compression", NULL, "gzip"); | |
891 | #endif /* HAVE_LIBZ */ | |
892 | ||
ef416fc2 | 893 | /* |
894 | * Handle options on the command-line... | |
895 | */ | |
896 | ||
897 | options = NULL; | |
898 | num_options = cupsParseOptions(argv[5], 0, &options); | |
899 | ||
900 | #ifdef __APPLE__ | |
bd7854cb | 901 | if (content_type != NULL && |
902 | !strcasecmp(content_type, "application/pictwps") && num_files == 1) | |
ef416fc2 | 903 | { |
904 | if (format_sup != NULL) | |
905 | { | |
906 | for (i = 0; i < format_sup->num_values; i ++) | |
bd7854cb | 907 | if (!strcasecmp(content_type, format_sup->values[i].string.text)) |
ef416fc2 | 908 | break; |
909 | } | |
910 | ||
911 | if (format_sup == NULL || i >= format_sup->num_values) | |
912 | { | |
913 | /* | |
914 | * Remote doesn't support "application/pictwps" (i.e. it's not MacOS X) | |
915 | * so convert the document to PostScript... | |
916 | */ | |
917 | ||
918 | if (run_pictwps_filter(argv, filename)) | |
919 | return (CUPS_BACKEND_FAILED); | |
920 | ||
921 | filename = pstmpname; | |
922 | ||
923 | /* | |
bd7854cb | 924 | * Change the MIME type to application/postscript and change the |
925 | * number of copies to 1... | |
ef416fc2 | 926 | */ |
927 | ||
d09495fa | 928 | content_type = "application/postscript"; |
929 | copies = 1; | |
930 | copies_remaining = 1; | |
ef416fc2 | 931 | } |
932 | } | |
933 | #endif /* __APPLE__ */ | |
934 | ||
935 | if (content_type != NULL && format_sup != NULL) | |
936 | { | |
937 | for (i = 0; i < format_sup->num_values; i ++) | |
bd7854cb | 938 | if (!strcasecmp(content_type, format_sup->values[i].string.text)) |
ef416fc2 | 939 | break; |
940 | ||
941 | if (i < format_sup->num_values) | |
942 | num_options = cupsAddOption("document-format", content_type, | |
943 | num_options, &options); | |
944 | } | |
945 | ||
07725fee | 946 | if (copies_sup && version > 0) |
ef416fc2 | 947 | { |
948 | /* | |
949 | * Only send options if the destination printer supports the copies | |
07725fee | 950 | * attribute and IPP/1.1. This is a hack for the HP and Lexmark |
951 | * implementations of IPP, which do not accept extension attributes | |
952 | * and incorrectly report a client-error-bad-request error instead of | |
953 | * the successful-ok-unsupported-attributes status. In short, at least | |
954 | * some HP and Lexmark implementations of IPP are non-compliant. | |
ef416fc2 | 955 | */ |
956 | ||
957 | cupsEncodeOptions(request, num_options, options); | |
d09495fa | 958 | |
ef416fc2 | 959 | ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_INTEGER, "copies", |
d09495fa | 960 | copies); |
ef416fc2 | 961 | } |
962 | ||
963 | cupsFreeOptions(num_options, options); | |
964 | ||
965 | /* | |
966 | * If copies aren't supported, then we are likely dealing with an HP | |
967 | * JetDirect. The HP IPP implementation seems to close the connection | |
07725fee | 968 | * after every request - that is, it does *not* implement HTTP Keep- |
ef416fc2 | 969 | * Alive, which is REQUIRED by HTTP/1.1... |
970 | */ | |
971 | ||
972 | if (!copies_sup) | |
973 | httpReconnect(http); | |
974 | ||
975 | /* | |
976 | * Do the request... | |
977 | */ | |
978 | ||
bd7854cb | 979 | if (num_files > 1) |
980 | response = cupsDoRequest(http, request, resource); | |
ef416fc2 | 981 | else |
bd7854cb | 982 | response = cupsDoFileRequest(http, request, resource, files[0]); |
983 | ||
984 | ipp_status = cupsLastError(); | |
ef416fc2 | 985 | |
986 | if (ipp_status > IPP_OK_CONFLICT) | |
987 | { | |
988 | job_id = 0; | |
989 | ||
bd7854cb | 990 | if (job_cancelled) |
991 | break; | |
992 | ||
ef416fc2 | 993 | if (ipp_status == IPP_SERVICE_UNAVAILABLE || |
994 | ipp_status == IPP_PRINTER_BUSY) | |
995 | { | |
c0e1af83 | 996 | fputs(_("INFO: Printer busy; will retry in 10 seconds...\n"), stderr); |
ef416fc2 | 997 | sleep(10); |
998 | } | |
07725fee | 999 | else if ((ipp_status == IPP_BAD_REQUEST || |
1000 | ipp_status == IPP_VERSION_NOT_SUPPORTED) && version == 1) | |
1001 | { | |
1002 | /* | |
1003 | * Switch to IPP/1.0... | |
1004 | */ | |
1005 | ||
c0e1af83 | 1006 | fputs(_("INFO: Printer does not support IPP/1.1, trying IPP/1.0...\n"), |
07725fee | 1007 | stderr); |
1008 | version = 0; | |
1009 | httpReconnect(http); | |
1010 | } | |
ef416fc2 | 1011 | else |
c0e1af83 | 1012 | fprintf(stderr, _("ERROR: Print file was not accepted (%s)!\n"), |
bd7854cb | 1013 | cupsLastErrorString()); |
ef416fc2 | 1014 | } |
1015 | else if ((job_id_attr = ippFindAttribute(response, "job-id", | |
1016 | IPP_TAG_INTEGER)) == NULL) | |
1017 | { | |
c0e1af83 | 1018 | fputs(_("NOTICE: Print file accepted - job ID unknown.\n"), stderr); |
ef416fc2 | 1019 | job_id = 0; |
1020 | } | |
1021 | else | |
1022 | { | |
1023 | job_id = job_id_attr->values[0].integer; | |
c0e1af83 | 1024 | fprintf(stderr, _("NOTICE: Print file accepted - job ID %d.\n"), job_id); |
ef416fc2 | 1025 | } |
1026 | ||
bd7854cb | 1027 | ippDelete(response); |
1028 | ||
1029 | if (job_cancelled) | |
1030 | break; | |
1031 | ||
1032 | if (job_id && num_files > 1) | |
1033 | { | |
1034 | for (i = 0; i < num_files; i ++) | |
1035 | { | |
1036 | request = ippNewRequest(IPP_SEND_DOCUMENT); | |
1037 | ||
1038 | request->request.op.version[1] = version; | |
1039 | ||
1040 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
1041 | NULL, uri); | |
1042 | ||
1043 | ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", | |
1044 | job_id); | |
1045 | ||
1046 | if (argv[2][0]) | |
1047 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
1048 | "requesting-user-name", NULL, argv[2]); | |
1049 | ||
1050 | if ((i + 1) == num_files) | |
1051 | ippAddBoolean(request, IPP_TAG_OPERATION, "last-document", 1); | |
1052 | ||
1053 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_MIMETYPE, | |
1054 | "document-format", NULL, content_type); | |
1055 | ||
1056 | ippDelete(cupsDoFileRequest(http, request, resource, files[i])); | |
1057 | ||
1058 | if (cupsLastError() > IPP_OK_CONFLICT) | |
1059 | { | |
1060 | ipp_status = cupsLastError(); | |
1061 | ||
c0e1af83 | 1062 | fprintf(stderr, _("ERROR: Unable to add file %d to job: %s\n"), |
bd7854cb | 1063 | job_id, cupsLastErrorString()); |
1064 | break; | |
1065 | } | |
1066 | } | |
1067 | } | |
ef416fc2 | 1068 | |
1069 | if (ipp_status <= IPP_OK_CONFLICT && argc > 6) | |
1070 | { | |
1071 | fprintf(stderr, "PAGE: 1 %d\n", copies_sup ? atoi(argv[4]) : 1); | |
d09495fa | 1072 | copies_remaining --; |
ef416fc2 | 1073 | } |
1074 | else if (ipp_status == IPP_SERVICE_UNAVAILABLE || | |
1075 | ipp_status == IPP_PRINTER_BUSY) | |
1076 | break; | |
1077 | else | |
d09495fa | 1078 | copies_remaining --; |
ef416fc2 | 1079 | |
1080 | /* | |
1081 | * Wait for the job to complete... | |
1082 | */ | |
1083 | ||
1084 | if (!job_id || !waitjob) | |
1085 | continue; | |
1086 | ||
c0e1af83 | 1087 | fputs(_("INFO: Waiting for job to complete...\n"), stderr); |
ef416fc2 | 1088 | |
bd7854cb | 1089 | for (; !job_cancelled;) |
ef416fc2 | 1090 | { |
1091 | /* | |
1092 | * Build an IPP_GET_JOB_ATTRIBUTES request... | |
1093 | */ | |
1094 | ||
fa73b229 | 1095 | request = ippNewRequest(IPP_GET_JOB_ATTRIBUTES); |
1096 | request->request.op.version[1] = version; | |
ef416fc2 | 1097 | |
1098 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
1099 | NULL, uri); | |
1100 | ||
1101 | ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", | |
1102 | job_id); | |
1103 | ||
1104 | if (argv[2][0]) | |
1105 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
1106 | "requesting-user-name", NULL, argv[2]); | |
1107 | ||
1108 | ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, | |
1109 | "requested-attributes", sizeof(jattrs) / sizeof(jattrs[0]), | |
1110 | NULL, jattrs); | |
1111 | ||
1112 | /* | |
1113 | * Do the request... | |
1114 | */ | |
1115 | ||
1116 | if (!copies_sup) | |
1117 | httpReconnect(http); | |
1118 | ||
bd7854cb | 1119 | response = cupsDoRequest(http, request, resource); |
1120 | ipp_status = cupsLastError(); | |
ef416fc2 | 1121 | |
1122 | if (ipp_status == IPP_NOT_FOUND) | |
1123 | { | |
1124 | /* | |
1125 | * Job has gone away and/or the server has no job history... | |
1126 | */ | |
1127 | ||
1128 | ippDelete(response); | |
1129 | ||
1130 | ipp_status = IPP_OK; | |
1131 | break; | |
1132 | } | |
1133 | ||
1134 | if (ipp_status > IPP_OK_CONFLICT) | |
1135 | { | |
1136 | if (ipp_status != IPP_SERVICE_UNAVAILABLE && | |
1137 | ipp_status != IPP_PRINTER_BUSY) | |
1138 | { | |
bd7854cb | 1139 | ippDelete(response); |
ef416fc2 | 1140 | |
c0e1af83 | 1141 | fprintf(stderr, _("ERROR: Unable to get job %d attributes (%s)!\n"), |
1142 | job_id, cupsLastErrorString()); | |
ef416fc2 | 1143 | break; |
1144 | } | |
1145 | } | |
1146 | ||
bd7854cb | 1147 | if (response) |
ef416fc2 | 1148 | { |
1149 | if ((job_state = ippFindAttribute(response, "job-state", | |
1150 | IPP_TAG_ENUM)) != NULL) | |
1151 | { | |
1152 | /* | |
1153 | * Stop polling if the job is finished or pending-held... | |
1154 | */ | |
1155 | ||
1156 | if (job_state->values[0].integer > IPP_JOB_PROCESSING || | |
1157 | job_state->values[0].integer == IPP_JOB_HELD) | |
1158 | { | |
fa73b229 | 1159 | if ((job_sheets = ippFindAttribute(response, |
1160 | "job-media-sheets-completed", | |
1161 | IPP_TAG_INTEGER)) != NULL) | |
bd7854cb | 1162 | fprintf(stderr, "PAGE: total %d\n", |
1163 | job_sheets->values[0].integer); | |
ef416fc2 | 1164 | |
1165 | ippDelete(response); | |
1166 | break; | |
1167 | } | |
1168 | } | |
1169 | } | |
1170 | ||
bd7854cb | 1171 | ippDelete(response); |
ef416fc2 | 1172 | |
1173 | /* | |
1174 | * Check the printer state and report it if necessary... | |
1175 | */ | |
1176 | ||
fa73b229 | 1177 | check_printer_state(http, uri, resource, argv[2], version); |
ef416fc2 | 1178 | |
1179 | /* | |
1180 | * Wait 10 seconds before polling again... | |
1181 | */ | |
1182 | ||
1183 | sleep(10); | |
1184 | } | |
1185 | } | |
1186 | ||
1187 | /* | |
bd7854cb | 1188 | * Cancel the job as needed... |
ef416fc2 | 1189 | */ |
1190 | ||
bd7854cb | 1191 | if (job_cancelled && job_id) |
1192 | cancel_job(http, uri, job_id, resource, argv[2], version); | |
1193 | ||
1194 | /* | |
1195 | * Check the printer state and report it if necessary... | |
1196 | */ | |
ef416fc2 | 1197 | |
fa73b229 | 1198 | check_printer_state(http, uri, resource, argv[2], version); |
ef416fc2 | 1199 | |
1200 | /* | |
1201 | * Free memory... | |
1202 | */ | |
1203 | ||
1204 | httpClose(http); | |
1205 | ||
bd7854cb | 1206 | ippDelete(supported); |
ef416fc2 | 1207 | |
1208 | /* | |
1209 | * Remove the temporary file(s) if necessary... | |
1210 | */ | |
1211 | ||
1212 | if (tmpfilename[0]) | |
1213 | unlink(tmpfilename); | |
1214 | ||
b423cd4c | 1215 | #ifdef HAVE_LIBZ |
1216 | if (compression) | |
1217 | { | |
1218 | for (i = 0; i < num_files; i ++) | |
1219 | unlink(files[i]); | |
1220 | } | |
1221 | #endif /* HAVE_LIBZ */ | |
1222 | ||
ef416fc2 | 1223 | #ifdef __APPLE__ |
1224 | if (pstmpname[0]) | |
1225 | unlink(pstmpname); | |
1226 | #endif /* __APPLE__ */ | |
1227 | ||
1228 | /* | |
1229 | * Return the queue status... | |
1230 | */ | |
1231 | ||
1232 | return (ipp_status > IPP_OK_CONFLICT ? CUPS_BACKEND_FAILED : CUPS_BACKEND_OK); | |
1233 | } | |
1234 | ||
1235 | ||
bd7854cb | 1236 | /* |
1237 | * 'cancel_job()' - Cancel a print job. | |
1238 | */ | |
1239 | ||
1240 | static void | |
1241 | cancel_job(http_t *http, /* I - HTTP connection */ | |
1242 | const char *uri, /* I - printer-uri */ | |
1243 | int id, /* I - job-id */ | |
1244 | const char *resource, /* I - Resource path */ | |
1245 | const char *user, /* I - requesting-user-name */ | |
1246 | int version) /* I - IPP version */ | |
1247 | { | |
1248 | ipp_t *request; /* Cancel-Job request */ | |
1249 | ||
1250 | ||
c0e1af83 | 1251 | fputs(_("INFO: Canceling print job...\n"), stderr); |
bd7854cb | 1252 | |
1253 | request = ippNewRequest(IPP_CANCEL_JOB); | |
1254 | request->request.op.version[1] = version; | |
1255 | ||
1256 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
1257 | NULL, uri); | |
1258 | ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", id); | |
1259 | ||
1260 | if (user && user[0]) | |
1261 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
1262 | "requesting-user-name", NULL, user); | |
1263 | ||
1264 | /* | |
1265 | * Do the request... | |
1266 | */ | |
1267 | ||
1268 | ippDelete(cupsDoRequest(http, request, resource)); | |
1269 | ||
1270 | if (cupsLastError() > IPP_OK_CONFLICT) | |
c0e1af83 | 1271 | fprintf(stderr, _("ERROR: Unable to cancel job %d: %s\n"), id, |
bd7854cb | 1272 | cupsLastErrorString()); |
1273 | } | |
1274 | ||
1275 | ||
ef416fc2 | 1276 | /* |
1277 | * 'check_printer_state()' - Check the printer state... | |
1278 | */ | |
1279 | ||
bd7854cb | 1280 | static void |
fa73b229 | 1281 | check_printer_state( |
1282 | http_t *http, /* I - HTTP connection */ | |
1283 | const char *uri, /* I - Printer URI */ | |
1284 | const char *resource, /* I - Resource path */ | |
1285 | const char *user, /* I - Username, if any */ | |
1286 | int version) /* I - IPP version */ | |
ef416fc2 | 1287 | { |
1288 | ipp_t *request, /* IPP request */ | |
1289 | *response; /* IPP response */ | |
323c5de1 | 1290 | static const char * const attrs[] = /* Attributes we want */ |
1291 | { | |
1292 | "printer-state-message", | |
1293 | "printer-state-reasons" | |
1294 | }; | |
ef416fc2 | 1295 | |
1296 | ||
1297 | /* | |
1298 | * Check on the printer state... | |
1299 | */ | |
1300 | ||
fa73b229 | 1301 | request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES); |
1302 | request->request.op.version[1] = version; | |
ef416fc2 | 1303 | |
1304 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
1305 | NULL, uri); | |
1306 | ||
1307 | if (user && user[0]) | |
1308 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
1309 | "requesting-user-name", NULL, user); | |
1310 | ||
323c5de1 | 1311 | ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, |
1312 | "requested-attributes", | |
1313 | (int)(sizeof(attrs) / sizeof(attrs[0])), NULL, attrs); | |
ef416fc2 | 1314 | |
1315 | /* | |
1316 | * Do the request... | |
1317 | */ | |
1318 | ||
1319 | if ((response = cupsDoRequest(http, request, resource)) != NULL) | |
1320 | { | |
1321 | report_printer_state(response); | |
1322 | ippDelete(response); | |
1323 | } | |
1324 | } | |
1325 | ||
1326 | ||
b423cd4c | 1327 | #ifdef HAVE_LIBZ |
1328 | /* | |
1329 | * 'compress_files()' - Compress print files... | |
1330 | */ | |
1331 | ||
1332 | static void | |
1333 | compress_files(int num_files, /* I - Number of files */ | |
1334 | char **files) /* I - Files */ | |
1335 | { | |
1336 | int i, /* Looping var */ | |
1337 | fd; /* Temporary file descriptor */ | |
1338 | ssize_t bytes; /* Bytes read/written */ | |
1339 | size_t total; /* Total bytes read */ | |
1340 | cups_file_t *in, /* Input file */ | |
1341 | *out; /* Output file */ | |
1342 | struct stat outinfo; /* Output file information */ | |
1343 | char filename[1024], /* Temporary filename */ | |
a74454a7 | 1344 | buffer[32768]; /* Copy buffer */ |
b423cd4c | 1345 | |
1346 | ||
1347 | fprintf(stderr, "DEBUG: Compressing %d job files...\n", num_files); | |
1348 | for (i = 0; i < num_files; i ++) | |
1349 | { | |
1350 | if ((fd = cupsTempFd(filename, sizeof(filename))) < 0) | |
1351 | { | |
c0e1af83 | 1352 | fprintf(stderr, |
1353 | _("ERROR: Unable to create temporary compressed print file: %s\n"), | |
1354 | strerror(errno)); | |
b423cd4c | 1355 | exit(CUPS_BACKEND_FAILED); |
1356 | } | |
1357 | ||
1358 | if ((out = cupsFileOpenFd(fd, "w9")) == NULL) | |
1359 | { | |
c0e1af83 | 1360 | fprintf(stderr, |
1361 | _("ERROR: Unable to open temporary compressed print file: %s\n"), | |
1362 | strerror(errno)); | |
b423cd4c | 1363 | exit(CUPS_BACKEND_FAILED); |
1364 | } | |
1365 | ||
1366 | if ((in = cupsFileOpen(files[i], "r")) == NULL) | |
1367 | { | |
c0e1af83 | 1368 | fprintf(stderr, _("ERROR: Unable to open print file \"%s\": %s\n"), |
b423cd4c | 1369 | files[i], strerror(errno)); |
1370 | cupsFileClose(out); | |
1371 | exit(CUPS_BACKEND_FAILED); | |
1372 | } | |
1373 | ||
1374 | total = 0; | |
1375 | while ((bytes = cupsFileRead(in, buffer, sizeof(buffer))) > 0) | |
1376 | if (cupsFileWrite(out, buffer, bytes) < bytes) | |
1377 | { | |
c0e1af83 | 1378 | fprintf(stderr, _("ERROR: Unable to write %d bytes to \"%s\": %s\n"), |
1379 | (int)bytes, filename, strerror(errno)); | |
b423cd4c | 1380 | cupsFileClose(in); |
1381 | cupsFileClose(out); | |
1382 | exit(CUPS_BACKEND_FAILED); | |
1383 | } | |
1384 | else | |
1385 | total += bytes; | |
1386 | ||
1387 | cupsFileClose(out); | |
1388 | cupsFileClose(in); | |
1389 | ||
1390 | files[i] = strdup(filename); | |
1391 | ||
1392 | if (!stat(filename, &outinfo)) | |
1393 | fprintf(stderr, | |
1394 | "DEBUG: File %d compressed to %.1f%% of original size, " | |
1395 | CUPS_LLFMT " bytes...\n", | |
e1d6a774 | 1396 | i + 1, 100.0 * outinfo.st_size / total, |
1397 | CUPS_LLCAST outinfo.st_size); | |
b423cd4c | 1398 | } |
1399 | } | |
1400 | #endif /* HAVE_LIBZ */ | |
1401 | ||
1402 | ||
ef416fc2 | 1403 | /* |
1404 | * 'password_cb()' - Disable the password prompt for cupsDoFileRequest(). | |
1405 | */ | |
1406 | ||
bd7854cb | 1407 | static const char * /* O - Password */ |
fa73b229 | 1408 | password_cb(const char *prompt) /* I - Prompt (not used) */ |
ef416fc2 | 1409 | { |
1410 | (void)prompt; | |
1411 | ||
1412 | if (password) | |
1413 | return (password); | |
1414 | else | |
1415 | { | |
1416 | /* | |
1417 | * If there is no password set in the device URI, return the | |
1418 | * "authentication required" exit code... | |
1419 | */ | |
1420 | ||
1421 | if (tmpfilename[0]) | |
1422 | unlink(tmpfilename); | |
1423 | ||
1424 | #ifdef __APPLE__ | |
1425 | if (pstmpname[0]) | |
1426 | unlink(pstmpname); | |
1427 | #endif /* __APPLE__ */ | |
1428 | ||
f7deaa1a | 1429 | fputs("ATTR: auth-info-required=username,password\n", stderr); |
1430 | ||
ef416fc2 | 1431 | exit(CUPS_BACKEND_AUTH_REQUIRED); |
d09495fa | 1432 | |
1433 | return (NULL); /* Eliminate compiler warning */ | |
ef416fc2 | 1434 | } |
1435 | } | |
1436 | ||
1437 | ||
1438 | /* | |
1439 | * 'report_printer_state()' - Report the printer state. | |
1440 | */ | |
1441 | ||
bd7854cb | 1442 | static int /* O - Number of reasons shown */ |
ef416fc2 | 1443 | report_printer_state(ipp_t *ipp) /* I - IPP response */ |
1444 | { | |
1445 | int i; /* Looping var */ | |
1446 | int count; /* Count of reasons shown... */ | |
323c5de1 | 1447 | ipp_attribute_t *psm, /* pritner-state-message */ |
1448 | *reasons; /* printer-state-reasons */ | |
ef416fc2 | 1449 | const char *reason; /* Current reason */ |
1450 | const char *message; /* Message to show */ | |
1451 | char unknown[1024]; /* Unknown message string */ | |
1452 | const char *prefix; /* Prefix for STATE: line */ | |
1453 | char state[1024]; /* State string */ | |
1454 | ||
1455 | ||
323c5de1 | 1456 | if ((psm = ippFindAttribute(ipp, "printer-state-message", |
1457 | IPP_TAG_TEXT)) != NULL) | |
1458 | fprintf(stderr, "INFO: %s\n", psm->values[0].string.text); | |
1459 | ||
ef416fc2 | 1460 | if ((reasons = ippFindAttribute(ipp, "printer-state-reasons", |
1461 | IPP_TAG_KEYWORD)) == NULL) | |
1462 | return (0); | |
1463 | ||
1464 | state[0] = '\0'; | |
1465 | prefix = "STATE: "; | |
1466 | ||
1467 | for (i = 0, count = 0; i < reasons->num_values; i ++) | |
1468 | { | |
1469 | reason = reasons->values[i].string.text; | |
1470 | ||
1471 | strlcat(state, prefix, sizeof(state)); | |
1472 | strlcat(state, reason, sizeof(state)); | |
1473 | ||
1474 | prefix = ","; | |
b86bc4cf | 1475 | message = ""; |
ef416fc2 | 1476 | |
1477 | if (!strncmp(reason, "media-needed", 12)) | |
c0e1af83 | 1478 | message = _("Media tray needs to be filled."); |
ef416fc2 | 1479 | else if (!strncmp(reason, "media-jam", 9)) |
c0e1af83 | 1480 | message = _("Media jam!"); |
ef416fc2 | 1481 | else if (!strncmp(reason, "moving-to-paused", 16) || |
1482 | !strncmp(reason, "paused", 6) || | |
1483 | !strncmp(reason, "shutdown", 8)) | |
c0e1af83 | 1484 | message = _("Printer off-line."); |
ef416fc2 | 1485 | else if (!strncmp(reason, "toner-low", 9)) |
c0e1af83 | 1486 | message = _("Toner low."); |
ef416fc2 | 1487 | else if (!strncmp(reason, "toner-empty", 11)) |
c0e1af83 | 1488 | message = _("Out of toner!"); |
ef416fc2 | 1489 | else if (!strncmp(reason, "cover-open", 10)) |
c0e1af83 | 1490 | message = _("Cover open."); |
ef416fc2 | 1491 | else if (!strncmp(reason, "interlock-open", 14)) |
c0e1af83 | 1492 | message = _("Interlock open."); |
ef416fc2 | 1493 | else if (!strncmp(reason, "door-open", 9)) |
c0e1af83 | 1494 | message = _("Door open."); |
ef416fc2 | 1495 | else if (!strncmp(reason, "input-tray-missing", 18)) |
c0e1af83 | 1496 | message = _("Media tray missing!"); |
ef416fc2 | 1497 | else if (!strncmp(reason, "media-low", 9)) |
c0e1af83 | 1498 | message = _("Media tray almost empty."); |
ef416fc2 | 1499 | else if (!strncmp(reason, "media-empty", 11)) |
c0e1af83 | 1500 | message = _("Media tray empty!"); |
ef416fc2 | 1501 | else if (!strncmp(reason, "output-tray-missing", 19)) |
c0e1af83 | 1502 | message = _("Output tray missing!"); |
ef416fc2 | 1503 | else if (!strncmp(reason, "output-area-almost-full", 23)) |
c0e1af83 | 1504 | message = _("Output bin almost full."); |
ef416fc2 | 1505 | else if (!strncmp(reason, "output-area-full", 16)) |
c0e1af83 | 1506 | message = _("Output bin full!"); |
ef416fc2 | 1507 | else if (!strncmp(reason, "marker-supply-low", 17)) |
c0e1af83 | 1508 | message = _("Ink/toner almost empty."); |
ef416fc2 | 1509 | else if (!strncmp(reason, "marker-supply-empty", 19)) |
c0e1af83 | 1510 | message = _("Ink/toner empty!"); |
ef416fc2 | 1511 | else if (!strncmp(reason, "marker-waste-almost-full", 24)) |
c0e1af83 | 1512 | message = _("Ink/toner waste bin almost full."); |
ef416fc2 | 1513 | else if (!strncmp(reason, "marker-waste-full", 17)) |
c0e1af83 | 1514 | message = _("Ink/toner waste bin full!"); |
ef416fc2 | 1515 | else if (!strncmp(reason, "fuser-over-temp", 15)) |
c0e1af83 | 1516 | message = _("Fuser temperature high!"); |
ef416fc2 | 1517 | else if (!strncmp(reason, "fuser-under-temp", 16)) |
c0e1af83 | 1518 | message = _("Fuser temperature low!"); |
ef416fc2 | 1519 | else if (!strncmp(reason, "opc-near-eol", 12)) |
c0e1af83 | 1520 | message = _("OPC almost at end-of-life."); |
ef416fc2 | 1521 | else if (!strncmp(reason, "opc-life-over", 13)) |
c0e1af83 | 1522 | message = _("OPC at end-of-life!"); |
ef416fc2 | 1523 | else if (!strncmp(reason, "developer-low", 13)) |
c0e1af83 | 1524 | message = _("Developer almost empty."); |
ef416fc2 | 1525 | else if (!strncmp(reason, "developer-empty", 15)) |
c0e1af83 | 1526 | message = _("Developer empty!"); |
ef416fc2 | 1527 | else if (strstr(reason, "error") != NULL) |
1528 | { | |
1529 | message = unknown; | |
1530 | ||
c0e1af83 | 1531 | snprintf(unknown, sizeof(unknown), _("Unknown printer error (%s)!"), |
ef416fc2 | 1532 | reason); |
1533 | } | |
1534 | ||
1535 | if (message) | |
1536 | { | |
1537 | count ++; | |
1538 | if (strstr(reasons->values[i].string.text, "error")) | |
1539 | fprintf(stderr, "ERROR: %s\n", message); | |
1540 | else if (strstr(reasons->values[i].string.text, "warning")) | |
1541 | fprintf(stderr, "WARNING: %s\n", message); | |
1542 | else | |
1543 | fprintf(stderr, "INFO: %s\n", message); | |
1544 | } | |
1545 | } | |
1546 | ||
1547 | fprintf(stderr, "%s\n", state); | |
1548 | ||
1549 | return (count); | |
1550 | } | |
1551 | ||
1552 | ||
1553 | #ifdef __APPLE__ | |
1554 | /* | |
1555 | * 'run_pictwps_filter()' - Convert PICT files to PostScript when printing | |
1556 | * remotely. | |
1557 | * | |
1558 | * This step is required because the PICT format is not documented and | |
1559 | * subject to change, so developing a filter for other OS's is infeasible. | |
1560 | * Also, fonts required by the PICT file need to be embedded on the | |
1561 | * client side (which has the fonts), so we run the filter to get a | |
1562 | * PostScript file for printing... | |
1563 | */ | |
1564 | ||
bd7854cb | 1565 | static int /* O - Exit status of filter */ |
fa73b229 | 1566 | run_pictwps_filter(char **argv, /* I - Command-line arguments */ |
1567 | const char *filename)/* I - Filename */ | |
ef416fc2 | 1568 | { |
fa73b229 | 1569 | struct stat fileinfo; /* Print file information */ |
1570 | const char *ppdfile; /* PPD file for destination printer */ | |
1571 | int pid; /* Child process ID */ | |
1572 | int fd; /* Temporary file descriptor */ | |
1573 | int status; /* Exit status of filter */ | |
1574 | const char *printer; /* PRINTER env var */ | |
1575 | static char ppdenv[1024]; /* PPD environment variable */ | |
ef416fc2 | 1576 | |
1577 | ||
1578 | /* | |
1579 | * First get the PPD file for the printer... | |
1580 | */ | |
1581 | ||
1582 | printer = getenv("PRINTER"); | |
1583 | if (!printer) | |
1584 | { | |
c0e1af83 | 1585 | fputs(_("ERROR: PRINTER environment variable not defined!\n"), stderr); |
ef416fc2 | 1586 | return (-1); |
1587 | } | |
1588 | ||
1589 | if ((ppdfile = cupsGetPPD(printer)) == NULL) | |
1590 | { | |
c0e1af83 | 1591 | fprintf(stderr, |
1592 | _("ERROR: Unable to get PPD file for printer \"%s\" - %s.\n"), | |
1593 | printer, cupsLastErrorString()); | |
ef416fc2 | 1594 | } |
1595 | else | |
1596 | { | |
1597 | snprintf(ppdenv, sizeof(ppdenv), "PPD=%s", ppdfile); | |
1598 | putenv(ppdenv); | |
1599 | } | |
1600 | ||
1601 | /* | |
1602 | * Then create a temporary file for printing... | |
1603 | */ | |
1604 | ||
1605 | if ((fd = cupsTempFd(pstmpname, sizeof(pstmpname))) < 0) | |
1606 | { | |
c0e1af83 | 1607 | fprintf(stderr, _("ERROR: Unable to create temporary file - %s.\n"), |
ef416fc2 | 1608 | strerror(errno)); |
1609 | if (ppdfile) | |
1610 | unlink(ppdfile); | |
1611 | return (-1); | |
1612 | } | |
1613 | ||
1614 | /* | |
1615 | * Get the owner of the spool file - it is owned by the user we want to run | |
1616 | * as... | |
1617 | */ | |
1618 | ||
1619 | if (argv[6]) | |
1620 | stat(argv[6], &fileinfo); | |
1621 | else | |
1622 | { | |
1623 | /* | |
1624 | * Use the OSX defaults, as an up-stream filter created the PICT | |
1625 | * file... | |
1626 | */ | |
1627 | ||
1628 | fileinfo.st_uid = 1; | |
1629 | fileinfo.st_gid = 80; | |
1630 | } | |
1631 | ||
1632 | if (ppdfile) | |
1633 | chown(ppdfile, fileinfo.st_uid, fileinfo.st_gid); | |
1634 | ||
1635 | fchown(fd, fileinfo.st_uid, fileinfo.st_gid); | |
1636 | ||
1637 | /* | |
1638 | * Finally, run the filter to convert the file... | |
1639 | */ | |
1640 | ||
1641 | if ((pid = fork()) == 0) | |
1642 | { | |
1643 | /* | |
1644 | * Child process for pictwpstops... Redirect output of pictwpstops to a | |
1645 | * file... | |
1646 | */ | |
1647 | ||
1648 | close(1); | |
1649 | dup(fd); | |
1650 | close(fd); | |
1651 | ||
1652 | if (!getuid()) | |
1653 | { | |
1654 | /* | |
1655 | * Change to an unpriviledged user... | |
1656 | */ | |
1657 | ||
1658 | setgid(fileinfo.st_gid); | |
1659 | setuid(fileinfo.st_uid); | |
1660 | } | |
1661 | ||
1662 | execlp("pictwpstops", printer, argv[1], argv[2], argv[3], argv[4], argv[5], | |
1663 | filename, NULL); | |
c0e1af83 | 1664 | fprintf(stderr, _("ERROR: Unable to exec pictwpstops: %s\n"), |
1665 | strerror(errno)); | |
ef416fc2 | 1666 | return (errno); |
1667 | } | |
1668 | ||
1669 | close(fd); | |
1670 | ||
1671 | if (pid < 0) | |
1672 | { | |
1673 | /* | |
1674 | * Error! | |
1675 | */ | |
1676 | ||
c0e1af83 | 1677 | fprintf(stderr, _("ERROR: Unable to fork pictwpstops: %s\n"), |
1678 | strerror(errno)); | |
ef416fc2 | 1679 | unlink(filename); |
1680 | if (ppdfile) | |
1681 | unlink(ppdfile); | |
1682 | return (-1); | |
1683 | } | |
1684 | ||
1685 | /* | |
1686 | * Now wait for the filter to complete... | |
1687 | */ | |
1688 | ||
1689 | if (wait(&status) < 0) | |
1690 | { | |
c0e1af83 | 1691 | fprintf(stderr, _("ERROR: Unable to wait for pictwpstops: %s\n"), |
1692 | strerror(errno)); | |
ef416fc2 | 1693 | close(fd); |
1694 | unlink(filename); | |
1695 | if (ppdfile) | |
1696 | unlink(ppdfile); | |
1697 | return (-1); | |
1698 | } | |
1699 | ||
1700 | if (ppdfile) | |
1701 | unlink(ppdfile); | |
1702 | ||
1703 | close(fd); | |
1704 | ||
1705 | if (status) | |
1706 | { | |
1707 | if (status >= 256) | |
c0e1af83 | 1708 | fprintf(stderr, _("ERROR: pictwpstops exited with status %d!\n"), |
ef416fc2 | 1709 | status / 256); |
1710 | else | |
c0e1af83 | 1711 | fprintf(stderr, _("ERROR: pictwpstops exited on signal %d!\n"), |
ef416fc2 | 1712 | status); |
1713 | ||
1714 | unlink(filename); | |
1715 | return (status); | |
1716 | } | |
1717 | ||
1718 | /* | |
1719 | * Return with no errors.. | |
1720 | */ | |
1721 | ||
1722 | return (0); | |
1723 | } | |
1724 | #endif /* __APPLE__ */ | |
1725 | ||
1726 | ||
1727 | /* | |
1728 | * 'sigterm_handler()' - Handle 'terminate' signals that stop the backend. | |
1729 | */ | |
1730 | ||
1731 | static void | |
1732 | sigterm_handler(int sig) /* I - Signal */ | |
1733 | { | |
1734 | (void)sig; /* remove compiler warnings... */ | |
1735 | ||
bd7854cb | 1736 | if (!job_cancelled) |
1737 | { | |
1738 | /* | |
1739 | * Flag that the job should be cancelled... | |
1740 | */ | |
1741 | ||
1742 | job_cancelled = 1; | |
1743 | return; | |
1744 | } | |
1745 | ||
ef416fc2 | 1746 | /* |
bd7854cb | 1747 | * The scheduler already tried to cancel us once, now just terminate |
1748 | * after removing our temp files! | |
ef416fc2 | 1749 | */ |
1750 | ||
1751 | if (tmpfilename[0]) | |
1752 | unlink(tmpfilename); | |
1753 | ||
1754 | #ifdef __APPLE__ | |
1755 | if (pstmpname[0]) | |
1756 | unlink(pstmpname); | |
1757 | #endif /* __APPLE__ */ | |
1758 | ||
1759 | exit(1); | |
1760 | } | |
1761 | ||
1762 | ||
1763 | /* | |
323c5de1 | 1764 | * End of "$Id: ipp.c 6434 2007-04-02 22:07:10Z mike $". |
ef416fc2 | 1765 | */ |