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ef416fc2 | 1 | /* |
f7faf1f5 | 2 | * "$Id: ipp.c 5686 2006-06-21 21:02:56Z mike $" |
ef416fc2 | 3 | * |
4 | * IPP backend for the Common UNIX Printing System (CUPS). | |
5 | * | |
6 | * Copyright 1997-2006 by Easy Software Products, all rights reserved. | |
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> | |
53 | #include <cups/string.h> | |
54 | #include <signal.h> | |
55 | #include <sys/wait.h> | |
56 | ||
57 | ||
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) */ | |
110 | *optptr, /* Pointer to URI options */ | |
111 | name[255], /* Name of option */ | |
112 | value[255], /* Value of option */ | |
113 | *ptr; /* Pointer into name or value */ | |
bd7854cb | 114 | int num_files; /* Number of files to print */ |
115 | char **files, /* Files to print */ | |
116 | *filename; /* Pointer to single filename */ | |
ef416fc2 | 117 | int port; /* Port number (not used) */ |
118 | char uri[HTTP_MAX_URI]; /* Updated URI without user/pass */ | |
119 | ipp_status_t ipp_status; /* Status of IPP request */ | |
120 | http_t *http; /* HTTP connection */ | |
121 | ipp_t *request, /* IPP request */ | |
122 | *response, /* IPP response */ | |
123 | *supported; /* get-printer-attributes response */ | |
b423cd4c | 124 | int compression, /* Do compression of the job data? */ |
125 | waitjob, /* Wait for job complete? */ | |
ef416fc2 | 126 | waitprinter; /* Wait for printer ready? */ |
127 | ipp_attribute_t *job_id_attr; /* job-id attribute */ | |
128 | int job_id; /* job-id value */ | |
bd7854cb | 129 | ipp_attribute_t *job_sheets; /* job-media-sheets-completed */ |
130 | ipp_attribute_t *job_state; /* job-state */ | |
131 | ipp_attribute_t *copies_sup; /* copies-supported */ | |
132 | ipp_attribute_t *format_sup; /* document-format-supported */ | |
ef416fc2 | 133 | ipp_attribute_t *printer_state; /* printer-state attribute */ |
bd7854cb | 134 | ipp_attribute_t *printer_accepting; /* printer-is-accepting-jobs */ |
ef416fc2 | 135 | int copies; /* Number of copies remaining */ |
136 | const char *content_type; /* CONTENT_TYPE environment variable */ | |
137 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) | |
138 | struct sigaction action; /* Actions for POSIX signals */ | |
139 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ | |
140 | int version; /* IPP version */ | |
bd7854cb | 141 | int reasons; /* Number of printer-state-reasons */ |
ef416fc2 | 142 | static const char * const pattrs[] = |
143 | { /* Printer attributes we want */ | |
144 | "copies-supported", | |
ef416fc2 | 145 | "document-format-supported", |
146 | "printer-is-accepting-jobs", | |
147 | "printer-state", | |
148 | "printer-state-reasons", | |
149 | }; | |
150 | static const char * const jattrs[] = | |
151 | { /* Job attributes we want */ | |
152 | "job-media-sheets-completed", | |
153 | "job-state" | |
154 | }; | |
155 | ||
156 | ||
157 | /* | |
158 | * Make sure status messages are not buffered... | |
159 | */ | |
160 | ||
161 | setbuf(stderr, NULL); | |
162 | ||
163 | /* | |
164 | * Ignore SIGPIPE and catch SIGTERM signals... | |
165 | */ | |
166 | ||
167 | #ifdef HAVE_SIGSET | |
168 | sigset(SIGPIPE, SIG_IGN); | |
169 | sigset(SIGTERM, sigterm_handler); | |
170 | #elif defined(HAVE_SIGACTION) | |
171 | memset(&action, 0, sizeof(action)); | |
172 | action.sa_handler = SIG_IGN; | |
173 | sigaction(SIGPIPE, &action, NULL); | |
174 | ||
175 | sigemptyset(&action.sa_mask); | |
176 | sigaddset(&action.sa_mask, SIGTERM); | |
177 | action.sa_handler = sigterm_handler; | |
178 | sigaction(SIGTERM, &action, NULL); | |
179 | #else | |
180 | signal(SIGPIPE, SIG_IGN); | |
181 | signal(SIGTERM, sigterm_handler); | |
182 | #endif /* HAVE_SIGSET */ | |
183 | ||
184 | /* | |
185 | * Check command-line... | |
186 | */ | |
187 | ||
188 | if (argc == 1) | |
189 | { | |
190 | char *s; | |
191 | ||
192 | if ((s = strrchr(argv[0], '/')) != NULL) | |
193 | s ++; | |
194 | else | |
195 | s = argv[0]; | |
196 | ||
bd7854cb | 197 | printf("network %s \"Unknown\" \"Internet Printing Protocol (%s)\"\n", |
198 | s, s); | |
ef416fc2 | 199 | return (CUPS_BACKEND_OK); |
200 | } | |
bd7854cb | 201 | else if (argc < 6) |
ef416fc2 | 202 | { |
bd7854cb | 203 | fprintf(stderr, |
204 | "Usage: %s job-id user title copies options [file ... fileN]\n", | |
ef416fc2 | 205 | argv[0]); |
206 | return (CUPS_BACKEND_STOP); | |
207 | } | |
208 | ||
209 | /* | |
bd7854cb | 210 | * Get the (final) content type... |
ef416fc2 | 211 | */ |
212 | ||
bd7854cb | 213 | if ((content_type = getenv("FINAL_CONTENT_TYPE")) == NULL) |
ed486911 | 214 | if ((content_type = getenv("CONTENT_TYPE")) == NULL) |
215 | content_type = "application/octet-stream"; | |
ef416fc2 | 216 | |
217 | /* | |
218 | * Extract the hostname and printer name from the URI... | |
219 | */ | |
220 | ||
a4d04587 | 221 | if (httpSeparateURI(HTTP_URI_CODING_ALL, cupsBackendDeviceURI(argv), |
222 | method, sizeof(method), username, sizeof(username), | |
223 | hostname, sizeof(hostname), &port, | |
224 | resource, sizeof(resource)) < HTTP_URI_OK) | |
ef416fc2 | 225 | { |
a4d04587 | 226 | fputs("ERROR: Missing device URI on command-line and no DEVICE_URI " |
227 | "environment variable!\n", stderr); | |
ef416fc2 | 228 | return (CUPS_BACKEND_STOP); |
229 | } | |
230 | ||
231 | if (!strcmp(method, "https")) | |
232 | cupsSetEncryption(HTTP_ENCRYPT_ALWAYS); | |
233 | ||
ef416fc2 | 234 | /* |
235 | * See if there are any options... | |
236 | */ | |
237 | ||
b423cd4c | 238 | compression = 0; |
ef416fc2 | 239 | version = 1; |
240 | waitjob = 1; | |
241 | waitprinter = 1; | |
242 | ||
243 | if ((optptr = strchr(resource, '?')) != NULL) | |
244 | { | |
245 | /* | |
246 | * Yup, terminate the device name string and move to the first | |
247 | * character of the optptr... | |
248 | */ | |
249 | ||
250 | *optptr++ = '\0'; | |
251 | ||
252 | /* | |
253 | * Then parse the optptr... | |
254 | */ | |
255 | ||
256 | while (*optptr) | |
257 | { | |
258 | /* | |
259 | * Get the name... | |
260 | */ | |
261 | ||
262 | for (ptr = name; *optptr && *optptr != '=';) | |
263 | if (ptr < (name + sizeof(name) - 1)) | |
264 | *ptr++ = *optptr++; | |
265 | *ptr = '\0'; | |
266 | ||
267 | if (*optptr == '=') | |
268 | { | |
269 | /* | |
270 | * Get the value... | |
271 | */ | |
272 | ||
273 | optptr ++; | |
274 | ||
275 | for (ptr = value; *optptr && *optptr != '+' && *optptr != '&';) | |
276 | if (ptr < (value + sizeof(value) - 1)) | |
277 | *ptr++ = *optptr++; | |
278 | *ptr = '\0'; | |
279 | ||
f301802f | 280 | if (*optptr == '+' || *optptr == '&') |
ef416fc2 | 281 | optptr ++; |
282 | } | |
283 | else | |
284 | value[0] = '\0'; | |
285 | ||
286 | /* | |
287 | * Process the option... | |
288 | */ | |
289 | ||
290 | if (!strcasecmp(name, "waitjob")) | |
291 | { | |
292 | /* | |
293 | * Wait for job completion? | |
294 | */ | |
295 | ||
296 | waitjob = !strcasecmp(value, "on") || | |
297 | !strcasecmp(value, "yes") || | |
298 | !strcasecmp(value, "true"); | |
299 | } | |
300 | else if (!strcasecmp(name, "waitprinter")) | |
301 | { | |
302 | /* | |
303 | * Wait for printer idle? | |
304 | */ | |
305 | ||
306 | waitprinter = !strcasecmp(value, "on") || | |
307 | !strcasecmp(value, "yes") || | |
308 | !strcasecmp(value, "true"); | |
309 | } | |
310 | else if (!strcasecmp(name, "encryption")) | |
311 | { | |
312 | /* | |
313 | * Enable/disable encryption? | |
314 | */ | |
315 | ||
316 | if (!strcasecmp(value, "always")) | |
317 | cupsSetEncryption(HTTP_ENCRYPT_ALWAYS); | |
318 | else if (!strcasecmp(value, "required")) | |
319 | cupsSetEncryption(HTTP_ENCRYPT_REQUIRED); | |
320 | else if (!strcasecmp(value, "never")) | |
321 | cupsSetEncryption(HTTP_ENCRYPT_NEVER); | |
322 | else if (!strcasecmp(value, "ifrequested")) | |
323 | cupsSetEncryption(HTTP_ENCRYPT_IF_REQUESTED); | |
324 | else | |
325 | { | |
326 | fprintf(stderr, "ERROR: Unknown encryption option value \"%s\"!\n", | |
327 | value); | |
328 | } | |
329 | } | |
330 | else if (!strcasecmp(name, "version")) | |
331 | { | |
332 | if (!strcmp(value, "1.0")) | |
333 | version = 0; | |
334 | else if (!strcmp(value, "1.1")) | |
335 | version = 1; | |
336 | else | |
337 | { | |
338 | fprintf(stderr, "ERROR: Unknown version option value \"%s\"!\n", | |
339 | value); | |
340 | } | |
341 | } | |
b423cd4c | 342 | #ifdef HAVE_LIBZ |
343 | else if (!strcasecmp(name, "compression")) | |
344 | { | |
345 | compression = !strcasecmp(value, "true") || | |
346 | !strcasecmp(value, "yes") || | |
347 | !strcasecmp(value, "on") || | |
348 | !strcasecmp(value, "gzip"); | |
349 | } | |
350 | #endif /* HAVE_LIBZ */ | |
ef416fc2 | 351 | else |
352 | { | |
353 | /* | |
354 | * Unknown option... | |
355 | */ | |
356 | ||
357 | fprintf(stderr, "ERROR: Unknown option \"%s\" with value \"%s\"!\n", | |
358 | name, value); | |
359 | } | |
360 | } | |
361 | } | |
362 | ||
b423cd4c | 363 | /* |
364 | * If we have 7 arguments, print the file named on the command-line. | |
365 | * Otherwise, copy stdin to a temporary file and print the temporary | |
366 | * file. | |
367 | */ | |
368 | ||
369 | if (argc == 6) | |
370 | { | |
371 | /* | |
372 | * Copy stdin to a temporary file... | |
373 | */ | |
374 | ||
375 | int fd; /* File descriptor */ | |
376 | cups_file_t *fp; /* Temporary file */ | |
377 | char buffer[8192]; /* Buffer for copying */ | |
378 | int bytes; /* Number of bytes read */ | |
379 | ||
380 | ||
381 | if ((fd = cupsTempFd(tmpfilename, sizeof(tmpfilename))) < 0) | |
382 | { | |
383 | perror("ERROR: unable to create temporary file"); | |
384 | return (CUPS_BACKEND_FAILED); | |
385 | } | |
386 | ||
387 | if ((fp = cupsFileOpenFd(fd, compression ? "w9" : "w")) == NULL) | |
388 | { | |
389 | perror("ERROR: unable to open temporary file"); | |
390 | close(fd); | |
391 | unlink(tmpfilename); | |
392 | return (CUPS_BACKEND_FAILED); | |
393 | } | |
394 | ||
395 | while ((bytes = fread(buffer, 1, sizeof(buffer), stdin)) > 0) | |
396 | if (cupsFileWrite(fp, buffer, bytes) < bytes) | |
397 | { | |
398 | perror("ERROR: unable to write to temporary file"); | |
399 | cupsFileClose(fp); | |
400 | unlink(tmpfilename); | |
401 | return (CUPS_BACKEND_FAILED); | |
402 | } | |
403 | ||
404 | cupsFileClose(fp); | |
405 | ||
406 | /* | |
407 | * Point to the single file from stdin... | |
408 | */ | |
409 | ||
410 | filename = tmpfilename; | |
411 | files = &filename; | |
412 | num_files = 1; | |
413 | } | |
414 | else | |
415 | { | |
416 | /* | |
417 | * Point to the files on the command-line... | |
418 | */ | |
419 | ||
420 | num_files = argc - 6; | |
421 | files = argv + 6; | |
422 | ||
423 | #ifdef HAVE_LIBZ | |
424 | if (compression) | |
425 | compress_files(num_files, files); | |
426 | #endif /* HAVE_LIBZ */ | |
427 | } | |
428 | ||
429 | fprintf(stderr, "DEBUG: %d files to send in job...\n", num_files); | |
430 | ||
ef416fc2 | 431 | /* |
432 | * Set the authentication info, if any... | |
433 | */ | |
434 | ||
435 | cupsSetPasswordCB(password_cb); | |
436 | ||
437 | if (username[0]) | |
438 | { | |
439 | /* | |
440 | * Use authenticaion information in the device URI... | |
441 | */ | |
442 | ||
443 | if ((password = strchr(username, ':')) != NULL) | |
444 | *password++ = '\0'; | |
445 | ||
446 | cupsSetUser(username); | |
447 | } | |
448 | else if (!getuid()) | |
449 | { | |
450 | /* | |
451 | * Try loading authentication information from the a##### file. | |
452 | */ | |
453 | ||
454 | const char *request_root; /* CUPS_REQUESTROOT env var */ | |
455 | char afilename[1024], /* a##### filename */ | |
456 | aline[1024]; /* Line from file */ | |
457 | FILE *fp; /* File pointer */ | |
458 | ||
459 | ||
460 | if ((request_root = getenv("CUPS_REQUESTROOT")) != NULL) | |
461 | { | |
462 | /* | |
463 | * Try opening authentication cache file... | |
464 | */ | |
465 | ||
466 | snprintf(afilename, sizeof(afilename), "%s/a%05d", request_root, | |
467 | atoi(argv[1])); | |
468 | if ((fp = fopen(afilename, "r")) != NULL) | |
469 | { | |
470 | /* | |
471 | * Read username... | |
472 | */ | |
473 | ||
474 | if (fgets(aline, sizeof(aline), fp)) | |
475 | { | |
476 | /* | |
477 | * Decode username... | |
478 | */ | |
479 | ||
480 | i = sizeof(username); | |
481 | httpDecode64_2(username, &i, aline); | |
482 | ||
483 | /* | |
484 | * Read password... | |
485 | */ | |
486 | ||
487 | if (fgets(aline, sizeof(aline), fp)) | |
488 | { | |
489 | /* | |
490 | * Decode password... | |
491 | */ | |
492 | ||
493 | i = sizeof(password); | |
494 | httpDecode64_2(password, &i, aline); | |
495 | } | |
496 | } | |
497 | ||
498 | /* | |
499 | * Close the file... | |
500 | */ | |
501 | ||
502 | fclose(fp); | |
503 | } | |
504 | } | |
505 | } | |
506 | ||
507 | /* | |
508 | * Try connecting to the remote server... | |
509 | */ | |
510 | ||
757d2cad | 511 | fputs("STATE: +connecting-to-device\n", stderr); |
512 | ||
ef416fc2 | 513 | do |
514 | { | |
515 | fprintf(stderr, "INFO: Connecting to %s on port %d...\n", hostname, port); | |
516 | ||
517 | if ((http = httpConnectEncrypt(hostname, port, cupsEncryption())) == NULL) | |
518 | { | |
519 | if (getenv("CLASS") != NULL) | |
520 | { | |
521 | /* | |
522 | * If the CLASS environment variable is set, the job was submitted | |
523 | * to a class and not to a specific queue. In this case, we want | |
524 | * to abort immediately so that the job can be requeued on the next | |
525 | * available printer in the class. | |
526 | */ | |
527 | ||
bd7854cb | 528 | fprintf(stderr, |
529 | "INFO: Unable to connect to %s, queuing on next printer in " | |
530 | "class...\n", | |
ef416fc2 | 531 | hostname); |
532 | ||
533 | if (argc == 6 || strcmp(filename, argv[6])) | |
534 | unlink(filename); | |
535 | ||
536 | /* | |
537 | * Sleep 5 seconds to keep the job from requeuing too rapidly... | |
538 | */ | |
539 | ||
540 | sleep(5); | |
541 | ||
542 | return (CUPS_BACKEND_FAILED); | |
543 | } | |
544 | ||
545 | if (errno == ECONNREFUSED || errno == EHOSTDOWN || | |
546 | errno == EHOSTUNREACH) | |
547 | { | |
bd7854cb | 548 | fprintf(stderr, |
549 | "INFO: Network host \'%s\' is busy; will retry in 30 " | |
550 | "seconds...\n", | |
ef416fc2 | 551 | hostname); |
552 | sleep(30); | |
553 | } | |
554 | else if (h_errno) | |
555 | { | |
556 | fprintf(stderr, "INFO: Unable to lookup host \'%s\' - %s\n", | |
557 | hostname, hstrerror(h_errno)); | |
558 | sleep(30); | |
559 | } | |
560 | else | |
561 | { | |
562 | perror("ERROR: Unable to connect to IPP host"); | |
563 | sleep(30); | |
564 | } | |
565 | } | |
566 | } | |
567 | while (http == NULL); | |
568 | ||
757d2cad | 569 | fputs("STATE: -connecting-to-device\n", stderr); |
ef416fc2 | 570 | fprintf(stderr, "INFO: Connected to %s...\n", hostname); |
571 | ||
572 | /* | |
573 | * Build a URI for the printer and fill the standard IPP attributes for | |
574 | * an IPP_PRINT_FILE request. We can't use the URI in argv[0] because it | |
575 | * might contain username:password information... | |
576 | */ | |
577 | ||
578 | snprintf(uri, sizeof(uri), "%s://%s:%d%s", method, hostname, port, resource); | |
579 | ||
580 | /* | |
581 | * First validate the destination and see if the device supports multiple | |
582 | * copies. We have to do this because some IPP servers (e.g. HP JetDirect) | |
583 | * don't support the copies attribute... | |
584 | */ | |
585 | ||
fa73b229 | 586 | copies_sup = NULL; |
587 | format_sup = NULL; | |
588 | supported = NULL; | |
ef416fc2 | 589 | |
590 | do | |
591 | { | |
592 | /* | |
593 | * Build the IPP request... | |
594 | */ | |
595 | ||
fa73b229 | 596 | request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES); |
597 | request->request.op.version[1] = version; | |
ef416fc2 | 598 | |
599 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
600 | NULL, uri); | |
601 | ||
602 | ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, | |
603 | "requested-attributes", sizeof(pattrs) / sizeof(pattrs[0]), | |
604 | NULL, pattrs); | |
605 | ||
606 | /* | |
607 | * Do the request... | |
608 | */ | |
609 | ||
610 | fputs("DEBUG: Getting supported attributes...\n", stderr); | |
611 | ||
612 | if ((supported = cupsDoRequest(http, request, resource)) == NULL) | |
613 | ipp_status = cupsLastError(); | |
614 | else | |
615 | ipp_status = supported->request.status.status_code; | |
616 | ||
617 | if (ipp_status > IPP_OK_CONFLICT) | |
618 | { | |
619 | if (ipp_status == IPP_PRINTER_BUSY || | |
620 | ipp_status == IPP_SERVICE_UNAVAILABLE) | |
621 | { | |
622 | fputs("INFO: Printer busy; will retry in 10 seconds...\n", stderr); | |
623 | report_printer_state(supported); | |
624 | sleep(10); | |
625 | } | |
626 | else if ((ipp_status == IPP_BAD_REQUEST || | |
627 | ipp_status == IPP_VERSION_NOT_SUPPORTED) && version == 1) | |
628 | { | |
629 | /* | |
630 | * Switch to IPP/1.0... | |
631 | */ | |
632 | ||
bd7854cb | 633 | fputs("INFO: Printer does not support IPP/1.1, trying IPP/1.0...\n", |
634 | stderr); | |
ef416fc2 | 635 | version = 0; |
636 | httpReconnect(http); | |
637 | } | |
638 | else if (ipp_status == IPP_NOT_FOUND) | |
639 | { | |
640 | fputs("ERROR: Destination printer does not exist!\n", stderr); | |
641 | ||
642 | if (supported) | |
643 | ippDelete(supported); | |
644 | ||
645 | return (CUPS_BACKEND_STOP); | |
646 | } | |
647 | else | |
648 | { | |
649 | fprintf(stderr, "ERROR: Unable to get printer status (%s)!\n", | |
650 | ippErrorString(ipp_status)); | |
651 | sleep(10); | |
652 | } | |
653 | ||
654 | if (supported) | |
655 | ippDelete(supported); | |
656 | ||
657 | continue; | |
658 | } | |
659 | else if ((copies_sup = ippFindAttribute(supported, "copies-supported", | |
660 | IPP_TAG_RANGE)) != NULL) | |
661 | { | |
662 | /* | |
663 | * Has the "copies-supported" attribute - does it have an upper | |
664 | * bound > 1? | |
665 | */ | |
666 | ||
667 | if (copies_sup->values[0].range.upper <= 1) | |
668 | copies_sup = NULL; /* No */ | |
669 | } | |
670 | ||
fa73b229 | 671 | format_sup = ippFindAttribute(supported, "document-format-supported", |
672 | IPP_TAG_MIMETYPE); | |
ef416fc2 | 673 | |
674 | if (format_sup) | |
675 | { | |
676 | fprintf(stderr, "DEBUG: document-format-supported (%d values)\n", | |
677 | format_sup->num_values); | |
678 | for (i = 0; i < format_sup->num_values; i ++) | |
679 | fprintf(stderr, "DEBUG: [%d] = \"%s\"\n", i, | |
680 | format_sup->values[i].string.text); | |
681 | } | |
682 | ||
683 | report_printer_state(supported); | |
684 | } | |
685 | while (ipp_status > IPP_OK_CONFLICT); | |
686 | ||
687 | /* | |
688 | * See if the printer is accepting jobs and is not stopped; if either | |
689 | * condition is true and we are printing to a class, requeue the job... | |
690 | */ | |
691 | ||
692 | if (getenv("CLASS") != NULL) | |
693 | { | |
694 | printer_state = ippFindAttribute(supported, "printer-state", | |
695 | IPP_TAG_ENUM); | |
696 | printer_accepting = ippFindAttribute(supported, "printer-is-accepting-jobs", | |
697 | IPP_TAG_BOOLEAN); | |
698 | ||
699 | if (printer_state == NULL || | |
bd7854cb | 700 | (printer_state->values[0].integer > IPP_PRINTER_PROCESSING && |
701 | waitprinter) || | |
ef416fc2 | 702 | printer_accepting == NULL || |
703 | !printer_accepting->values[0].boolean) | |
704 | { | |
705 | /* | |
706 | * If the CLASS environment variable is set, the job was submitted | |
707 | * to a class and not to a specific queue. In this case, we want | |
708 | * to abort immediately so that the job can be requeued on the next | |
709 | * available printer in the class. | |
710 | */ | |
711 | ||
bd7854cb | 712 | fprintf(stderr, |
713 | "INFO: Unable to queue job on %s, queuing on next printer in " | |
714 | "class...\n", | |
ef416fc2 | 715 | hostname); |
716 | ||
717 | ippDelete(supported); | |
718 | httpClose(http); | |
719 | ||
720 | if (argc == 6 || strcmp(filename, argv[6])) | |
721 | unlink(filename); | |
722 | ||
723 | /* | |
724 | * Sleep 5 seconds to keep the job from requeuing too rapidly... | |
725 | */ | |
726 | ||
727 | sleep(5); | |
728 | ||
729 | return (CUPS_BACKEND_FAILED); | |
730 | } | |
731 | } | |
732 | ||
733 | /* | |
734 | * See if the printer supports multiple copies... | |
735 | */ | |
736 | ||
737 | if (copies_sup || argc < 7) | |
738 | copies = 1; | |
739 | else | |
740 | copies = atoi(argv[4]); | |
741 | ||
ef416fc2 | 742 | /* |
743 | * Then issue the print-job request... | |
744 | */ | |
745 | ||
746 | reasons = 0; | |
bd7854cb | 747 | job_id = 0; |
ef416fc2 | 748 | |
749 | while (copies > 0) | |
750 | { | |
751 | /* | |
752 | * Build the IPP request... | |
753 | */ | |
754 | ||
bd7854cb | 755 | if (job_cancelled) |
756 | break; | |
757 | ||
758 | if (num_files > 1) | |
759 | request = ippNewRequest(IPP_CREATE_JOB); | |
760 | else | |
761 | request = ippNewRequest(IPP_PRINT_JOB); | |
762 | ||
fa73b229 | 763 | request->request.op.version[1] = version; |
ef416fc2 | 764 | |
765 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
766 | NULL, uri); | |
767 | ||
768 | fprintf(stderr, "DEBUG: printer-uri = \"%s\"\n", uri); | |
769 | ||
770 | if (argv[2][0]) | |
771 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
772 | "requesting-user-name", NULL, argv[2]); | |
773 | ||
774 | fprintf(stderr, "DEBUG: requesting-user-name = \"%s\"\n", argv[2]); | |
775 | ||
776 | if (argv[3][0]) | |
777 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name", NULL, | |
778 | argv[3]); | |
779 | ||
780 | fprintf(stderr, "DEBUG: job-name = \"%s\"\n", argv[3]); | |
781 | ||
b423cd4c | 782 | #ifdef HAVE_LIBZ |
783 | if (compression) | |
784 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, | |
785 | "compression", NULL, "gzip"); | |
786 | #endif /* HAVE_LIBZ */ | |
787 | ||
ef416fc2 | 788 | /* |
789 | * Handle options on the command-line... | |
790 | */ | |
791 | ||
792 | options = NULL; | |
793 | num_options = cupsParseOptions(argv[5], 0, &options); | |
794 | ||
795 | #ifdef __APPLE__ | |
bd7854cb | 796 | if (content_type != NULL && |
797 | !strcasecmp(content_type, "application/pictwps") && num_files == 1) | |
ef416fc2 | 798 | { |
799 | if (format_sup != NULL) | |
800 | { | |
801 | for (i = 0; i < format_sup->num_values; i ++) | |
bd7854cb | 802 | if (!strcasecmp(content_type, format_sup->values[i].string.text)) |
ef416fc2 | 803 | break; |
804 | } | |
805 | ||
806 | if (format_sup == NULL || i >= format_sup->num_values) | |
807 | { | |
808 | /* | |
809 | * Remote doesn't support "application/pictwps" (i.e. it's not MacOS X) | |
810 | * so convert the document to PostScript... | |
811 | */ | |
812 | ||
813 | if (run_pictwps_filter(argv, filename)) | |
814 | return (CUPS_BACKEND_FAILED); | |
815 | ||
816 | filename = pstmpname; | |
817 | ||
818 | /* | |
bd7854cb | 819 | * Change the MIME type to application/postscript and change the |
820 | * number of copies to 1... | |
ef416fc2 | 821 | */ |
822 | ||
823 | content_type = "application/postscript"; | |
bd7854cb | 824 | copies = 1; |
ef416fc2 | 825 | } |
826 | } | |
827 | #endif /* __APPLE__ */ | |
828 | ||
829 | if (content_type != NULL && format_sup != NULL) | |
830 | { | |
831 | for (i = 0; i < format_sup->num_values; i ++) | |
bd7854cb | 832 | if (!strcasecmp(content_type, format_sup->values[i].string.text)) |
ef416fc2 | 833 | break; |
834 | ||
835 | if (i < format_sup->num_values) | |
836 | num_options = cupsAddOption("document-format", content_type, | |
837 | num_options, &options); | |
838 | } | |
839 | ||
840 | if (copies_sup) | |
841 | { | |
842 | /* | |
843 | * Only send options if the destination printer supports the copies | |
844 | * attribute. This is a hack for the HP JetDirect implementation of | |
845 | * IPP, which does not accept extension attributes and incorrectly | |
846 | * reports a client-error-bad-request error instead of the | |
847 | * successful-ok-unsupported-attributes status. In short, at least | |
848 | * some HP implementations of IPP are non-compliant. | |
849 | */ | |
850 | ||
851 | cupsEncodeOptions(request, num_options, options); | |
852 | ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_INTEGER, "copies", | |
853 | atoi(argv[4])); | |
854 | } | |
855 | ||
856 | cupsFreeOptions(num_options, options); | |
857 | ||
858 | /* | |
859 | * If copies aren't supported, then we are likely dealing with an HP | |
860 | * JetDirect. The HP IPP implementation seems to close the connection | |
861 | * after every request (that is, it does *not* implement HTTP Keep- | |
862 | * Alive, which is REQUIRED by HTTP/1.1... | |
863 | */ | |
864 | ||
865 | if (!copies_sup) | |
866 | httpReconnect(http); | |
867 | ||
868 | /* | |
869 | * Do the request... | |
870 | */ | |
871 | ||
bd7854cb | 872 | if (num_files > 1) |
873 | response = cupsDoRequest(http, request, resource); | |
ef416fc2 | 874 | else |
bd7854cb | 875 | response = cupsDoFileRequest(http, request, resource, files[0]); |
876 | ||
877 | ipp_status = cupsLastError(); | |
ef416fc2 | 878 | |
879 | if (ipp_status > IPP_OK_CONFLICT) | |
880 | { | |
881 | job_id = 0; | |
882 | ||
bd7854cb | 883 | if (job_cancelled) |
884 | break; | |
885 | ||
ef416fc2 | 886 | if (ipp_status == IPP_SERVICE_UNAVAILABLE || |
887 | ipp_status == IPP_PRINTER_BUSY) | |
888 | { | |
889 | fputs("INFO: Printer is busy; retrying print job...\n", stderr); | |
890 | sleep(10); | |
891 | } | |
892 | else | |
893 | fprintf(stderr, "ERROR: Print file was not accepted (%s)!\n", | |
bd7854cb | 894 | cupsLastErrorString()); |
ef416fc2 | 895 | } |
896 | else if ((job_id_attr = ippFindAttribute(response, "job-id", | |
897 | IPP_TAG_INTEGER)) == NULL) | |
898 | { | |
899 | fputs("NOTICE: Print file accepted - job ID unknown.\n", stderr); | |
900 | job_id = 0; | |
901 | } | |
902 | else | |
903 | { | |
904 | job_id = job_id_attr->values[0].integer; | |
905 | fprintf(stderr, "NOTICE: Print file accepted - job ID %d.\n", job_id); | |
906 | } | |
907 | ||
bd7854cb | 908 | ippDelete(response); |
909 | ||
910 | if (job_cancelled) | |
911 | break; | |
912 | ||
913 | if (job_id && num_files > 1) | |
914 | { | |
915 | for (i = 0; i < num_files; i ++) | |
916 | { | |
917 | request = ippNewRequest(IPP_SEND_DOCUMENT); | |
918 | ||
919 | request->request.op.version[1] = version; | |
920 | ||
921 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
922 | NULL, uri); | |
923 | ||
924 | ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", | |
925 | job_id); | |
926 | ||
927 | if (argv[2][0]) | |
928 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
929 | "requesting-user-name", NULL, argv[2]); | |
930 | ||
931 | if ((i + 1) == num_files) | |
932 | ippAddBoolean(request, IPP_TAG_OPERATION, "last-document", 1); | |
933 | ||
934 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_MIMETYPE, | |
935 | "document-format", NULL, content_type); | |
936 | ||
937 | ippDelete(cupsDoFileRequest(http, request, resource, files[i])); | |
938 | ||
939 | if (cupsLastError() > IPP_OK_CONFLICT) | |
940 | { | |
941 | ipp_status = cupsLastError(); | |
942 | ||
943 | fprintf(stderr, "ERROR: Unable to add file %d to job: %s\n", | |
944 | job_id, cupsLastErrorString()); | |
945 | break; | |
946 | } | |
947 | } | |
948 | } | |
ef416fc2 | 949 | |
950 | if (ipp_status <= IPP_OK_CONFLICT && argc > 6) | |
951 | { | |
952 | fprintf(stderr, "PAGE: 1 %d\n", copies_sup ? atoi(argv[4]) : 1); | |
953 | copies --; | |
954 | } | |
955 | else if (ipp_status == IPP_SERVICE_UNAVAILABLE || | |
956 | ipp_status == IPP_PRINTER_BUSY) | |
957 | break; | |
958 | else | |
959 | copies --; | |
960 | ||
961 | /* | |
962 | * Wait for the job to complete... | |
963 | */ | |
964 | ||
965 | if (!job_id || !waitjob) | |
966 | continue; | |
967 | ||
968 | fputs("INFO: Waiting for job to complete...\n", stderr); | |
969 | ||
bd7854cb | 970 | for (; !job_cancelled;) |
ef416fc2 | 971 | { |
972 | /* | |
973 | * Build an IPP_GET_JOB_ATTRIBUTES request... | |
974 | */ | |
975 | ||
fa73b229 | 976 | request = ippNewRequest(IPP_GET_JOB_ATTRIBUTES); |
977 | request->request.op.version[1] = version; | |
ef416fc2 | 978 | |
979 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
980 | NULL, uri); | |
981 | ||
982 | ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", | |
983 | job_id); | |
984 | ||
985 | if (argv[2][0]) | |
986 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
987 | "requesting-user-name", NULL, argv[2]); | |
988 | ||
989 | ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, | |
990 | "requested-attributes", sizeof(jattrs) / sizeof(jattrs[0]), | |
991 | NULL, jattrs); | |
992 | ||
993 | /* | |
994 | * Do the request... | |
995 | */ | |
996 | ||
997 | if (!copies_sup) | |
998 | httpReconnect(http); | |
999 | ||
bd7854cb | 1000 | response = cupsDoRequest(http, request, resource); |
1001 | ipp_status = cupsLastError(); | |
ef416fc2 | 1002 | |
1003 | if (ipp_status == IPP_NOT_FOUND) | |
1004 | { | |
1005 | /* | |
1006 | * Job has gone away and/or the server has no job history... | |
1007 | */ | |
1008 | ||
1009 | ippDelete(response); | |
1010 | ||
1011 | ipp_status = IPP_OK; | |
1012 | break; | |
1013 | } | |
1014 | ||
1015 | if (ipp_status > IPP_OK_CONFLICT) | |
1016 | { | |
1017 | if (ipp_status != IPP_SERVICE_UNAVAILABLE && | |
1018 | ipp_status != IPP_PRINTER_BUSY) | |
1019 | { | |
bd7854cb | 1020 | ippDelete(response); |
ef416fc2 | 1021 | |
1022 | fprintf(stderr, "ERROR: Unable to get job %d attributes (%s)!\n", | |
1023 | job_id, ippErrorString(ipp_status)); | |
1024 | break; | |
1025 | } | |
1026 | } | |
1027 | ||
bd7854cb | 1028 | if (response) |
ef416fc2 | 1029 | { |
1030 | if ((job_state = ippFindAttribute(response, "job-state", | |
1031 | IPP_TAG_ENUM)) != NULL) | |
1032 | { | |
1033 | /* | |
1034 | * Stop polling if the job is finished or pending-held... | |
1035 | */ | |
1036 | ||
1037 | if (job_state->values[0].integer > IPP_JOB_PROCESSING || | |
1038 | job_state->values[0].integer == IPP_JOB_HELD) | |
1039 | { | |
fa73b229 | 1040 | if ((job_sheets = ippFindAttribute(response, |
1041 | "job-media-sheets-completed", | |
1042 | IPP_TAG_INTEGER)) != NULL) | |
bd7854cb | 1043 | fprintf(stderr, "PAGE: total %d\n", |
1044 | job_sheets->values[0].integer); | |
ef416fc2 | 1045 | |
1046 | ippDelete(response); | |
1047 | break; | |
1048 | } | |
1049 | } | |
1050 | } | |
1051 | ||
bd7854cb | 1052 | ippDelete(response); |
ef416fc2 | 1053 | |
1054 | /* | |
1055 | * Check the printer state and report it if necessary... | |
1056 | */ | |
1057 | ||
fa73b229 | 1058 | check_printer_state(http, uri, resource, argv[2], version); |
ef416fc2 | 1059 | |
1060 | /* | |
1061 | * Wait 10 seconds before polling again... | |
1062 | */ | |
1063 | ||
1064 | sleep(10); | |
1065 | } | |
1066 | } | |
1067 | ||
1068 | /* | |
bd7854cb | 1069 | * Cancel the job as needed... |
ef416fc2 | 1070 | */ |
1071 | ||
bd7854cb | 1072 | if (job_cancelled && job_id) |
1073 | cancel_job(http, uri, job_id, resource, argv[2], version); | |
1074 | ||
1075 | /* | |
1076 | * Check the printer state and report it if necessary... | |
1077 | */ | |
ef416fc2 | 1078 | |
fa73b229 | 1079 | check_printer_state(http, uri, resource, argv[2], version); |
ef416fc2 | 1080 | |
1081 | /* | |
1082 | * Free memory... | |
1083 | */ | |
1084 | ||
1085 | httpClose(http); | |
1086 | ||
bd7854cb | 1087 | ippDelete(supported); |
ef416fc2 | 1088 | |
1089 | /* | |
1090 | * Remove the temporary file(s) if necessary... | |
1091 | */ | |
1092 | ||
1093 | if (tmpfilename[0]) | |
1094 | unlink(tmpfilename); | |
1095 | ||
b423cd4c | 1096 | #ifdef HAVE_LIBZ |
1097 | if (compression) | |
1098 | { | |
1099 | for (i = 0; i < num_files; i ++) | |
1100 | unlink(files[i]); | |
1101 | } | |
1102 | #endif /* HAVE_LIBZ */ | |
1103 | ||
ef416fc2 | 1104 | #ifdef __APPLE__ |
1105 | if (pstmpname[0]) | |
1106 | unlink(pstmpname); | |
1107 | #endif /* __APPLE__ */ | |
1108 | ||
1109 | /* | |
1110 | * Return the queue status... | |
1111 | */ | |
1112 | ||
1113 | return (ipp_status > IPP_OK_CONFLICT ? CUPS_BACKEND_FAILED : CUPS_BACKEND_OK); | |
1114 | } | |
1115 | ||
1116 | ||
bd7854cb | 1117 | /* |
1118 | * 'cancel_job()' - Cancel a print job. | |
1119 | */ | |
1120 | ||
1121 | static void | |
1122 | cancel_job(http_t *http, /* I - HTTP connection */ | |
1123 | const char *uri, /* I - printer-uri */ | |
1124 | int id, /* I - job-id */ | |
1125 | const char *resource, /* I - Resource path */ | |
1126 | const char *user, /* I - requesting-user-name */ | |
1127 | int version) /* I - IPP version */ | |
1128 | { | |
1129 | ipp_t *request; /* Cancel-Job request */ | |
1130 | ||
1131 | ||
1132 | fputs("INFO: Cancelling print job...\n", stderr); | |
1133 | ||
1134 | request = ippNewRequest(IPP_CANCEL_JOB); | |
1135 | request->request.op.version[1] = version; | |
1136 | ||
1137 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
1138 | NULL, uri); | |
1139 | ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", id); | |
1140 | ||
1141 | if (user && user[0]) | |
1142 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
1143 | "requesting-user-name", NULL, user); | |
1144 | ||
1145 | /* | |
1146 | * Do the request... | |
1147 | */ | |
1148 | ||
1149 | ippDelete(cupsDoRequest(http, request, resource)); | |
1150 | ||
1151 | if (cupsLastError() > IPP_OK_CONFLICT) | |
1152 | fprintf(stderr, "ERROR: Unable to cancel job %d: %s\n", id, | |
1153 | cupsLastErrorString()); | |
1154 | } | |
1155 | ||
1156 | ||
ef416fc2 | 1157 | /* |
1158 | * 'check_printer_state()' - Check the printer state... | |
1159 | */ | |
1160 | ||
bd7854cb | 1161 | static void |
fa73b229 | 1162 | check_printer_state( |
1163 | http_t *http, /* I - HTTP connection */ | |
1164 | const char *uri, /* I - Printer URI */ | |
1165 | const char *resource, /* I - Resource path */ | |
1166 | const char *user, /* I - Username, if any */ | |
1167 | int version) /* I - IPP version */ | |
ef416fc2 | 1168 | { |
1169 | ipp_t *request, /* IPP request */ | |
1170 | *response; /* IPP response */ | |
1171 | ||
1172 | ||
1173 | /* | |
1174 | * Check on the printer state... | |
1175 | */ | |
1176 | ||
fa73b229 | 1177 | request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES); |
1178 | request->request.op.version[1] = version; | |
ef416fc2 | 1179 | |
1180 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
1181 | NULL, uri); | |
1182 | ||
1183 | if (user && user[0]) | |
1184 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
1185 | "requesting-user-name", NULL, user); | |
1186 | ||
1187 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, | |
1188 | "requested-attributes", NULL, "printer-state-reasons"); | |
1189 | ||
1190 | /* | |
1191 | * Do the request... | |
1192 | */ | |
1193 | ||
1194 | if ((response = cupsDoRequest(http, request, resource)) != NULL) | |
1195 | { | |
1196 | report_printer_state(response); | |
1197 | ippDelete(response); | |
1198 | } | |
1199 | } | |
1200 | ||
1201 | ||
b423cd4c | 1202 | #ifdef HAVE_LIBZ |
1203 | /* | |
1204 | * 'compress_files()' - Compress print files... | |
1205 | */ | |
1206 | ||
1207 | static void | |
1208 | compress_files(int num_files, /* I - Number of files */ | |
1209 | char **files) /* I - Files */ | |
1210 | { | |
1211 | int i, /* Looping var */ | |
1212 | fd; /* Temporary file descriptor */ | |
1213 | ssize_t bytes; /* Bytes read/written */ | |
1214 | size_t total; /* Total bytes read */ | |
1215 | cups_file_t *in, /* Input file */ | |
1216 | *out; /* Output file */ | |
1217 | struct stat outinfo; /* Output file information */ | |
1218 | char filename[1024], /* Temporary filename */ | |
a74454a7 | 1219 | buffer[32768]; /* Copy buffer */ |
b423cd4c | 1220 | |
1221 | ||
1222 | fprintf(stderr, "DEBUG: Compressing %d job files...\n", num_files); | |
1223 | for (i = 0; i < num_files; i ++) | |
1224 | { | |
1225 | if ((fd = cupsTempFd(filename, sizeof(filename))) < 0) | |
1226 | { | |
1227 | perror("ERROR: Unable to create temporary compressed print file"); | |
1228 | exit(CUPS_BACKEND_FAILED); | |
1229 | } | |
1230 | ||
1231 | if ((out = cupsFileOpenFd(fd, "w9")) == NULL) | |
1232 | { | |
1233 | perror("ERROR: Unable to open temporary compressed print file"); | |
1234 | exit(CUPS_BACKEND_FAILED); | |
1235 | } | |
1236 | ||
1237 | if ((in = cupsFileOpen(files[i], "r")) == NULL) | |
1238 | { | |
1239 | fprintf(stderr, "ERROR: Unable to open print file \"%s\": %s\n", | |
1240 | files[i], strerror(errno)); | |
1241 | cupsFileClose(out); | |
1242 | exit(CUPS_BACKEND_FAILED); | |
1243 | } | |
1244 | ||
1245 | total = 0; | |
1246 | while ((bytes = cupsFileRead(in, buffer, sizeof(buffer))) > 0) | |
1247 | if (cupsFileWrite(out, buffer, bytes) < bytes) | |
1248 | { | |
757d2cad | 1249 | fprintf(stderr, "ERROR: Unable to write " CUPS_LLFMT " bytes to \"%s\": %s\n", |
1250 | CUPS_LLCAST bytes, filename, strerror(errno)); | |
b423cd4c | 1251 | cupsFileClose(in); |
1252 | cupsFileClose(out); | |
1253 | exit(CUPS_BACKEND_FAILED); | |
1254 | } | |
1255 | else | |
1256 | total += bytes; | |
1257 | ||
1258 | cupsFileClose(out); | |
1259 | cupsFileClose(in); | |
1260 | ||
1261 | files[i] = strdup(filename); | |
1262 | ||
1263 | if (!stat(filename, &outinfo)) | |
1264 | fprintf(stderr, | |
1265 | "DEBUG: File %d compressed to %.1f%% of original size, " | |
1266 | CUPS_LLFMT " bytes...\n", | |
e1d6a774 | 1267 | i + 1, 100.0 * outinfo.st_size / total, |
1268 | CUPS_LLCAST outinfo.st_size); | |
b423cd4c | 1269 | } |
1270 | } | |
1271 | #endif /* HAVE_LIBZ */ | |
1272 | ||
1273 | ||
ef416fc2 | 1274 | /* |
1275 | * 'password_cb()' - Disable the password prompt for cupsDoFileRequest(). | |
1276 | */ | |
1277 | ||
bd7854cb | 1278 | static const char * /* O - Password */ |
fa73b229 | 1279 | password_cb(const char *prompt) /* I - Prompt (not used) */ |
ef416fc2 | 1280 | { |
1281 | (void)prompt; | |
1282 | ||
1283 | if (password) | |
1284 | return (password); | |
1285 | else | |
1286 | { | |
1287 | /* | |
1288 | * If there is no password set in the device URI, return the | |
1289 | * "authentication required" exit code... | |
1290 | */ | |
1291 | ||
1292 | if (tmpfilename[0]) | |
1293 | unlink(tmpfilename); | |
1294 | ||
1295 | #ifdef __APPLE__ | |
1296 | if (pstmpname[0]) | |
1297 | unlink(pstmpname); | |
1298 | #endif /* __APPLE__ */ | |
1299 | ||
1300 | exit(CUPS_BACKEND_AUTH_REQUIRED); | |
1301 | } | |
1302 | } | |
1303 | ||
1304 | ||
1305 | /* | |
1306 | * 'report_printer_state()' - Report the printer state. | |
1307 | */ | |
1308 | ||
bd7854cb | 1309 | static int /* O - Number of reasons shown */ |
ef416fc2 | 1310 | report_printer_state(ipp_t *ipp) /* I - IPP response */ |
1311 | { | |
1312 | int i; /* Looping var */ | |
1313 | int count; /* Count of reasons shown... */ | |
1314 | ipp_attribute_t *reasons; /* printer-state-reasons */ | |
1315 | const char *reason; /* Current reason */ | |
1316 | const char *message; /* Message to show */ | |
1317 | char unknown[1024]; /* Unknown message string */ | |
1318 | const char *prefix; /* Prefix for STATE: line */ | |
1319 | char state[1024]; /* State string */ | |
1320 | ||
1321 | ||
1322 | if ((reasons = ippFindAttribute(ipp, "printer-state-reasons", | |
1323 | IPP_TAG_KEYWORD)) == NULL) | |
1324 | return (0); | |
1325 | ||
1326 | state[0] = '\0'; | |
1327 | prefix = "STATE: "; | |
1328 | ||
1329 | for (i = 0, count = 0; i < reasons->num_values; i ++) | |
1330 | { | |
1331 | reason = reasons->values[i].string.text; | |
1332 | ||
1333 | strlcat(state, prefix, sizeof(state)); | |
1334 | strlcat(state, reason, sizeof(state)); | |
1335 | ||
1336 | prefix = ","; | |
1337 | message = NULL; | |
1338 | ||
1339 | if (!strncmp(reason, "media-needed", 12)) | |
1340 | message = "Media tray needs to be filled."; | |
1341 | else if (!strncmp(reason, "media-jam", 9)) | |
1342 | message = "Media jam!"; | |
1343 | else if (!strncmp(reason, "moving-to-paused", 16) || | |
1344 | !strncmp(reason, "paused", 6) || | |
1345 | !strncmp(reason, "shutdown", 8)) | |
1346 | message = "Printer off-line."; | |
1347 | else if (!strncmp(reason, "toner-low", 9)) | |
1348 | message = "Toner low."; | |
1349 | else if (!strncmp(reason, "toner-empty", 11)) | |
1350 | message = "Out of toner!"; | |
1351 | else if (!strncmp(reason, "cover-open", 10)) | |
1352 | message = "Cover open."; | |
1353 | else if (!strncmp(reason, "interlock-open", 14)) | |
1354 | message = "Interlock open."; | |
1355 | else if (!strncmp(reason, "door-open", 9)) | |
1356 | message = "Door open."; | |
1357 | else if (!strncmp(reason, "input-tray-missing", 18)) | |
1358 | message = "Media tray missing!"; | |
1359 | else if (!strncmp(reason, "media-low", 9)) | |
1360 | message = "Media tray almost empty."; | |
1361 | else if (!strncmp(reason, "media-empty", 11)) | |
1362 | message = "Media tray empty!"; | |
1363 | else if (!strncmp(reason, "output-tray-missing", 19)) | |
1364 | message = "Output tray missing!"; | |
1365 | else if (!strncmp(reason, "output-area-almost-full", 23)) | |
1366 | message = "Output bin almost full."; | |
1367 | else if (!strncmp(reason, "output-area-full", 16)) | |
1368 | message = "Output bin full!"; | |
1369 | else if (!strncmp(reason, "marker-supply-low", 17)) | |
1370 | message = "Ink/toner almost empty."; | |
1371 | else if (!strncmp(reason, "marker-supply-empty", 19)) | |
1372 | message = "Ink/toner empty!"; | |
1373 | else if (!strncmp(reason, "marker-waste-almost-full", 24)) | |
1374 | message = "Ink/toner waste bin almost full."; | |
1375 | else if (!strncmp(reason, "marker-waste-full", 17)) | |
1376 | message = "Ink/toner waste bin full!"; | |
1377 | else if (!strncmp(reason, "fuser-over-temp", 15)) | |
1378 | message = "Fuser temperature high!"; | |
1379 | else if (!strncmp(reason, "fuser-under-temp", 16)) | |
1380 | message = "Fuser temperature low!"; | |
1381 | else if (!strncmp(reason, "opc-near-eol", 12)) | |
1382 | message = "OPC almost at end-of-life."; | |
1383 | else if (!strncmp(reason, "opc-life-over", 13)) | |
1384 | message = "OPC at end-of-life!"; | |
1385 | else if (!strncmp(reason, "developer-low", 13)) | |
1386 | message = "Developer almost empty."; | |
1387 | else if (!strncmp(reason, "developer-empty", 15)) | |
1388 | message = "Developer empty!"; | |
1389 | else if (strstr(reason, "error") != NULL) | |
1390 | { | |
1391 | message = unknown; | |
1392 | ||
1393 | snprintf(unknown, sizeof(unknown), "Unknown printer error (%s)!", | |
1394 | reason); | |
1395 | } | |
1396 | ||
1397 | if (message) | |
1398 | { | |
1399 | count ++; | |
1400 | if (strstr(reasons->values[i].string.text, "error")) | |
1401 | fprintf(stderr, "ERROR: %s\n", message); | |
1402 | else if (strstr(reasons->values[i].string.text, "warning")) | |
1403 | fprintf(stderr, "WARNING: %s\n", message); | |
1404 | else | |
1405 | fprintf(stderr, "INFO: %s\n", message); | |
1406 | } | |
1407 | } | |
1408 | ||
1409 | fprintf(stderr, "%s\n", state); | |
1410 | ||
1411 | return (count); | |
1412 | } | |
1413 | ||
1414 | ||
1415 | #ifdef __APPLE__ | |
1416 | /* | |
1417 | * 'run_pictwps_filter()' - Convert PICT files to PostScript when printing | |
1418 | * remotely. | |
1419 | * | |
1420 | * This step is required because the PICT format is not documented and | |
1421 | * subject to change, so developing a filter for other OS's is infeasible. | |
1422 | * Also, fonts required by the PICT file need to be embedded on the | |
1423 | * client side (which has the fonts), so we run the filter to get a | |
1424 | * PostScript file for printing... | |
1425 | */ | |
1426 | ||
bd7854cb | 1427 | static int /* O - Exit status of filter */ |
fa73b229 | 1428 | run_pictwps_filter(char **argv, /* I - Command-line arguments */ |
1429 | const char *filename)/* I - Filename */ | |
ef416fc2 | 1430 | { |
fa73b229 | 1431 | struct stat fileinfo; /* Print file information */ |
1432 | const char *ppdfile; /* PPD file for destination printer */ | |
1433 | int pid; /* Child process ID */ | |
1434 | int fd; /* Temporary file descriptor */ | |
1435 | int status; /* Exit status of filter */ | |
1436 | const char *printer; /* PRINTER env var */ | |
1437 | static char ppdenv[1024]; /* PPD environment variable */ | |
ef416fc2 | 1438 | |
1439 | ||
1440 | /* | |
1441 | * First get the PPD file for the printer... | |
1442 | */ | |
1443 | ||
1444 | printer = getenv("PRINTER"); | |
1445 | if (!printer) | |
1446 | { | |
1447 | fputs("ERROR: PRINTER environment variable not defined!\n", stderr); | |
1448 | return (-1); | |
1449 | } | |
1450 | ||
1451 | if ((ppdfile = cupsGetPPD(printer)) == NULL) | |
1452 | { | |
1453 | fprintf(stderr, "ERROR: Unable to get PPD file for printer \"%s\" - %s.\n", | |
1454 | printer, ippErrorString(cupsLastError())); | |
1455 | /*return (-1);*/ | |
1456 | } | |
1457 | else | |
1458 | { | |
1459 | snprintf(ppdenv, sizeof(ppdenv), "PPD=%s", ppdfile); | |
1460 | putenv(ppdenv); | |
1461 | } | |
1462 | ||
1463 | /* | |
1464 | * Then create a temporary file for printing... | |
1465 | */ | |
1466 | ||
1467 | if ((fd = cupsTempFd(pstmpname, sizeof(pstmpname))) < 0) | |
1468 | { | |
1469 | fprintf(stderr, "ERROR: Unable to create temporary file - %s.\n", | |
1470 | strerror(errno)); | |
1471 | if (ppdfile) | |
1472 | unlink(ppdfile); | |
1473 | return (-1); | |
1474 | } | |
1475 | ||
1476 | /* | |
1477 | * Get the owner of the spool file - it is owned by the user we want to run | |
1478 | * as... | |
1479 | */ | |
1480 | ||
1481 | if (argv[6]) | |
1482 | stat(argv[6], &fileinfo); | |
1483 | else | |
1484 | { | |
1485 | /* | |
1486 | * Use the OSX defaults, as an up-stream filter created the PICT | |
1487 | * file... | |
1488 | */ | |
1489 | ||
1490 | fileinfo.st_uid = 1; | |
1491 | fileinfo.st_gid = 80; | |
1492 | } | |
1493 | ||
1494 | if (ppdfile) | |
1495 | chown(ppdfile, fileinfo.st_uid, fileinfo.st_gid); | |
1496 | ||
1497 | fchown(fd, fileinfo.st_uid, fileinfo.st_gid); | |
1498 | ||
1499 | /* | |
1500 | * Finally, run the filter to convert the file... | |
1501 | */ | |
1502 | ||
1503 | if ((pid = fork()) == 0) | |
1504 | { | |
1505 | /* | |
1506 | * Child process for pictwpstops... Redirect output of pictwpstops to a | |
1507 | * file... | |
1508 | */ | |
1509 | ||
1510 | close(1); | |
1511 | dup(fd); | |
1512 | close(fd); | |
1513 | ||
1514 | if (!getuid()) | |
1515 | { | |
1516 | /* | |
1517 | * Change to an unpriviledged user... | |
1518 | */ | |
1519 | ||
1520 | setgid(fileinfo.st_gid); | |
1521 | setuid(fileinfo.st_uid); | |
1522 | } | |
1523 | ||
1524 | execlp("pictwpstops", printer, argv[1], argv[2], argv[3], argv[4], argv[5], | |
1525 | filename, NULL); | |
1526 | perror("ERROR: Unable to exec pictwpstops"); | |
1527 | return (errno); | |
1528 | } | |
1529 | ||
1530 | close(fd); | |
1531 | ||
1532 | if (pid < 0) | |
1533 | { | |
1534 | /* | |
1535 | * Error! | |
1536 | */ | |
1537 | ||
1538 | perror("ERROR: Unable to fork pictwpstops"); | |
1539 | unlink(filename); | |
1540 | if (ppdfile) | |
1541 | unlink(ppdfile); | |
1542 | return (-1); | |
1543 | } | |
1544 | ||
1545 | /* | |
1546 | * Now wait for the filter to complete... | |
1547 | */ | |
1548 | ||
1549 | if (wait(&status) < 0) | |
1550 | { | |
1551 | perror("ERROR: Unable to wait for pictwpstops"); | |
1552 | close(fd); | |
1553 | unlink(filename); | |
1554 | if (ppdfile) | |
1555 | unlink(ppdfile); | |
1556 | return (-1); | |
1557 | } | |
1558 | ||
1559 | if (ppdfile) | |
1560 | unlink(ppdfile); | |
1561 | ||
1562 | close(fd); | |
1563 | ||
1564 | if (status) | |
1565 | { | |
1566 | if (status >= 256) | |
1567 | fprintf(stderr, "ERROR: pictwpstops exited with status %d!\n", | |
1568 | status / 256); | |
1569 | else | |
1570 | fprintf(stderr, "ERROR: pictwpstops exited on signal %d!\n", | |
1571 | status); | |
1572 | ||
1573 | unlink(filename); | |
1574 | return (status); | |
1575 | } | |
1576 | ||
1577 | /* | |
1578 | * Return with no errors.. | |
1579 | */ | |
1580 | ||
1581 | return (0); | |
1582 | } | |
1583 | #endif /* __APPLE__ */ | |
1584 | ||
1585 | ||
1586 | /* | |
1587 | * 'sigterm_handler()' - Handle 'terminate' signals that stop the backend. | |
1588 | */ | |
1589 | ||
1590 | static void | |
1591 | sigterm_handler(int sig) /* I - Signal */ | |
1592 | { | |
1593 | (void)sig; /* remove compiler warnings... */ | |
1594 | ||
bd7854cb | 1595 | if (!job_cancelled) |
1596 | { | |
1597 | /* | |
1598 | * Flag that the job should be cancelled... | |
1599 | */ | |
1600 | ||
1601 | job_cancelled = 1; | |
1602 | return; | |
1603 | } | |
1604 | ||
ef416fc2 | 1605 | /* |
bd7854cb | 1606 | * The scheduler already tried to cancel us once, now just terminate |
1607 | * after removing our temp files! | |
ef416fc2 | 1608 | */ |
1609 | ||
1610 | if (tmpfilename[0]) | |
1611 | unlink(tmpfilename); | |
1612 | ||
1613 | #ifdef __APPLE__ | |
1614 | if (pstmpname[0]) | |
1615 | unlink(pstmpname); | |
1616 | #endif /* __APPLE__ */ | |
1617 | ||
1618 | exit(1); | |
1619 | } | |
1620 | ||
1621 | ||
1622 | /* | |
f7faf1f5 | 1623 | * End of "$Id: ipp.c 5686 2006-06-21 21:02:56Z mike $". |
ef416fc2 | 1624 | */ |