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ef416fc2 | 1 | /* |
75bd9771 | 2 | * "$Id: lpq.c 7460 2008-04-16 02:19:54Z mike $" |
ef416fc2 | 3 | * |
4 | * "lpq" command for the Common UNIX Printing System (CUPS). | |
5 | * | |
1340db2d | 6 | * Copyright 2007-2009 by Apple Inc. |
ef416fc2 | 7 | * Copyright 1997-2006 by Easy Software Products. |
8 | * | |
9 | * These coded instructions, statements, and computer programs are the | |
bc44d920 | 10 | * property of Apple Inc. and are protected by Federal copyright |
11 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
12 | * which should have been included with this file. If this file is | |
13 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
ef416fc2 | 14 | * |
15 | * Contents: | |
16 | * | |
17 | * main() - Parse options and commands. | |
18 | * show_jobs() - Show jobs. | |
19 | * show_printer() - Show printer status. | |
20 | * usage() - Show program usage. | |
21 | */ | |
22 | ||
23 | /* | |
24 | * Include necessary headers... | |
25 | */ | |
26 | ||
27 | /* | |
28 | * Include necessary headers... | |
29 | */ | |
30 | ||
31 | #include <stdio.h> | |
32 | #include <stdlib.h> | |
33 | #include <cups/string.h> | |
34 | #include <cups/cups.h> | |
35 | #include <cups/i18n.h> | |
36 | #include <cups/debug.h> | |
37 | ||
38 | ||
39 | /* | |
40 | * Local functions... | |
41 | */ | |
42 | ||
d6ae789d | 43 | static http_t *connect_server(const char *, http_t *); |
fa73b229 | 44 | static int show_jobs(const char *, http_t *, const char *, |
45 | const char *, const int, const int); | |
46 | static void show_printer(const char *, http_t *, const char *); | |
ef416fc2 | 47 | static void usage(void); |
48 | ||
49 | ||
50 | /* | |
51 | * 'main()' - Parse options and commands. | |
52 | */ | |
53 | ||
54 | int | |
fa73b229 | 55 | main(int argc, /* I - Number of command-line arguments */ |
56 | char *argv[]) /* I - Command-line arguments */ | |
ef416fc2 | 57 | { |
fa73b229 | 58 | int i; /* Looping var */ |
59 | http_t *http; /* Connection to server */ | |
60 | const char *dest, /* Desired printer */ | |
61 | *user, /* Desired user */ | |
62 | *val; /* Environment variable name */ | |
63 | char *instance; /* Printer instance */ | |
64 | int id, /* Desired job ID */ | |
65 | all, /* All printers */ | |
66 | interval, /* Reporting interval */ | |
67 | longstatus; /* Show file details */ | |
68 | int num_dests; /* Number of destinations */ | |
69 | cups_dest_t *dests; /* Destinations */ | |
ef416fc2 | 70 | |
71 | ||
07725fee | 72 | _cupsSetLocale(argv); |
d09495fa | 73 | |
ef416fc2 | 74 | /* |
75 | * Check for command-line options... | |
76 | */ | |
77 | ||
d6ae789d | 78 | http = NULL; |
ef416fc2 | 79 | dest = NULL; |
80 | user = NULL; | |
81 | id = 0; | |
82 | interval = 0; | |
83 | longstatus = 0; | |
84 | all = 0; | |
d6ae789d | 85 | num_dests = 0; |
d09495fa | 86 | dests = NULL; |
ef416fc2 | 87 | |
88 | for (i = 1; i < argc; i ++) | |
89 | if (argv[i][0] == '+') | |
90 | interval = atoi(argv[i] + 1); | |
91 | else if (argv[i][0] == '-') | |
92 | { | |
93 | switch (argv[i][1]) | |
94 | { | |
95 | case 'E' : /* Encrypt */ | |
96 | #ifdef HAVE_SSL | |
d6ae789d | 97 | cupsSetEncryption(HTTP_ENCRYPT_REQUIRED); |
ef416fc2 | 98 | |
99 | if (http) | |
d6ae789d | 100 | httpEncryption(http, HTTP_ENCRYPT_REQUIRED); |
ef416fc2 | 101 | #else |
fa73b229 | 102 | _cupsLangPrintf(stderr, |
4d301e69 | 103 | _("%s: Sorry, no encryption support compiled in\n"), |
ef416fc2 | 104 | argv[0]); |
105 | #endif /* HAVE_SSL */ | |
106 | break; | |
107 | ||
fa73b229 | 108 | case 'U' : /* Username */ |
109 | if (argv[i][2] != '\0') | |
110 | cupsSetUser(argv[i] + 2); | |
111 | else | |
112 | { | |
113 | i ++; | |
114 | if (i >= argc) | |
115 | { | |
116 | _cupsLangPrintf(stderr, | |
117 | _("%s: Error - expected username after " | |
4d301e69 | 118 | "\'-U\' option!n"), |
fa73b229 | 119 | argv[0]); |
120 | return (1); | |
121 | } | |
122 | ||
123 | cupsSetUser(argv[i]); | |
124 | } | |
125 | break; | |
126 | ||
ef416fc2 | 127 | case 'P' : /* Printer */ |
128 | if (argv[i][2]) | |
129 | dest = argv[i] + 2; | |
130 | else | |
131 | { | |
132 | i ++; | |
133 | ||
134 | if (i >= argc) | |
135 | { | |
136 | httpClose(http); | |
137 | cupsFreeDests(num_dests, dests); | |
138 | ||
139 | usage(); | |
140 | } | |
141 | ||
142 | dest = argv[i]; | |
143 | } | |
144 | ||
145 | if ((instance = strchr(dest, '/')) != NULL) | |
146 | *instance++ = '\0'; | |
147 | ||
d6ae789d | 148 | http = connect_server(argv[0], http); |
149 | ||
150 | if (num_dests == 0) | |
151 | num_dests = cupsGetDests2(http, &dests); | |
152 | ||
ef416fc2 | 153 | if (cupsGetDest(dest, instance, num_dests, dests) == NULL) |
154 | { | |
155 | if (instance) | |
fa73b229 | 156 | _cupsLangPrintf(stderr, |
4d301e69 | 157 | _("%s: Error - unknown destination \"%s/%s\"\n"), |
fa73b229 | 158 | argv[0], dest, instance); |
ef416fc2 | 159 | else |
fa73b229 | 160 | _cupsLangPrintf(stderr, |
4d301e69 | 161 | _("%s: Unknown destination \"%s\"\n"), |
fa73b229 | 162 | argv[0], dest); |
ef416fc2 | 163 | |
164 | return (1); | |
165 | } | |
166 | break; | |
167 | ||
168 | case 'a' : /* All printers */ | |
169 | all = 1; | |
170 | break; | |
171 | ||
fa73b229 | 172 | case 'h' : /* Connect to host */ |
d6ae789d | 173 | if (http) |
174 | { | |
fa73b229 | 175 | httpClose(http); |
d6ae789d | 176 | http = NULL; |
177 | } | |
fa73b229 | 178 | |
179 | if (argv[i][2] != '\0') | |
180 | cupsSetServer(argv[i] + 2); | |
181 | else | |
182 | { | |
183 | i ++; | |
184 | ||
185 | if (i >= argc) | |
186 | { | |
187 | _cupsLangPrintf(stderr, | |
188 | _("%s: Error - expected hostname after " | |
4d301e69 | 189 | "\'-h\' option\n"), |
fa73b229 | 190 | argv[0]); |
191 | return (1); | |
192 | } | |
193 | else | |
194 | cupsSetServer(argv[i]); | |
195 | } | |
196 | break; | |
197 | ||
ef416fc2 | 198 | case 'l' : /* Long status */ |
199 | longstatus = 1; | |
200 | break; | |
201 | ||
202 | default : | |
203 | httpClose(http); | |
204 | cupsFreeDests(num_dests, dests); | |
205 | ||
206 | usage(); | |
207 | break; | |
208 | } | |
209 | } | |
210 | else if (isdigit(argv[i][0] & 255)) | |
211 | id = atoi(argv[i]); | |
212 | else | |
213 | user = argv[i]; | |
214 | ||
d6ae789d | 215 | http = connect_server(argv[0], http); |
216 | ||
ef416fc2 | 217 | if (dest == NULL && !all) |
218 | { | |
d6ae789d | 219 | if (num_dests == 0) |
220 | num_dests = cupsGetDests2(http, &dests); | |
221 | ||
ef416fc2 | 222 | for (i = 0; i < num_dests; i ++) |
223 | if (dests[i].is_default) | |
224 | dest = dests[i].name; | |
225 | ||
226 | if (dest == NULL) | |
227 | { | |
228 | val = NULL; | |
229 | ||
230 | if ((dest = getenv("LPDEST")) == NULL) | |
231 | { | |
232 | if ((dest = getenv("PRINTER")) != NULL) | |
233 | { | |
234 | if (!strcmp(dest, "lp")) | |
235 | dest = NULL; | |
236 | else | |
237 | val = "PRINTER"; | |
238 | } | |
239 | } | |
240 | else | |
241 | val = "LPDEST"; | |
242 | ||
243 | if (dest && !cupsGetDest(dest, NULL, num_dests, dests)) | |
fa73b229 | 244 | _cupsLangPrintf(stderr, |
245 | _("%s: error - %s environment variable names " | |
4d301e69 | 246 | "non-existent destination \"%s\"\n"), |
fa73b229 | 247 | argv[0], val, dest); |
ef416fc2 | 248 | else |
fa73b229 | 249 | _cupsLangPrintf(stderr, |
250 | _("%s: error - no default destination available.\n"), | |
251 | argv[0]); | |
ef416fc2 | 252 | httpClose(http); |
253 | cupsFreeDests(num_dests, dests); | |
254 | return (1); | |
255 | } | |
256 | } | |
257 | ||
258 | /* | |
259 | * Show the status in a loop... | |
260 | */ | |
261 | ||
262 | for (;;) | |
263 | { | |
264 | if (dest) | |
fa73b229 | 265 | show_printer(argv[0], http, dest); |
ef416fc2 | 266 | |
fa73b229 | 267 | i = show_jobs(argv[0], http, dest, user, id, longstatus); |
ef416fc2 | 268 | |
269 | if (i && interval) | |
270 | { | |
271 | fflush(stdout); | |
272 | sleep(interval); | |
273 | } | |
274 | else | |
275 | break; | |
276 | } | |
277 | ||
278 | /* | |
279 | * Close the connection to the server and return... | |
280 | */ | |
281 | ||
282 | cupsFreeDests(num_dests, dests); | |
283 | httpClose(http); | |
284 | ||
285 | return (0); | |
286 | } | |
287 | ||
288 | ||
d6ae789d | 289 | /* |
290 | * 'connect_server()' - Connect to the server as necessary... | |
291 | */ | |
292 | ||
293 | static http_t * /* O - New HTTP connection */ | |
294 | connect_server(const char *command, /* I - Command name */ | |
295 | http_t *http) /* I - Current HTTP connection */ | |
296 | { | |
297 | if (!http) | |
298 | { | |
299 | http = httpConnectEncrypt(cupsServer(), ippPort(), | |
300 | cupsEncryption()); | |
301 | ||
302 | if (http == NULL) | |
303 | { | |
304 | _cupsLangPrintf(stderr, _("%s: Unable to connect to server\n"), command); | |
305 | exit(1); | |
306 | } | |
307 | } | |
308 | ||
309 | return (http); | |
310 | } | |
311 | ||
312 | ||
ef416fc2 | 313 | /* |
314 | * 'show_jobs()' - Show jobs. | |
315 | */ | |
316 | ||
fa73b229 | 317 | static int /* O - Number of jobs in queue */ |
318 | show_jobs(const char *command, /* I - Command name */ | |
319 | http_t *http, /* I - HTTP connection to server */ | |
320 | const char *dest, /* I - Destination */ | |
321 | const char *user, /* I - User */ | |
322 | const int id, /* I - Job ID */ | |
323 | const int longstatus) /* I - 1 if long report desired */ | |
ef416fc2 | 324 | { |
fa73b229 | 325 | ipp_t *request, /* IPP Request */ |
326 | *response; /* IPP Response */ | |
327 | ipp_attribute_t *attr; /* Current attribute */ | |
328 | const char *jobdest, /* Pointer into job-printer-uri */ | |
329 | *jobuser, /* Pointer to job-originating-user-name */ | |
330 | *jobname; /* Pointer to job-name */ | |
331 | ipp_jstate_t jobstate; /* job-state */ | |
332 | int jobid, /* job-id */ | |
333 | jobsize, /* job-k-octets */ | |
ef416fc2 | 334 | #ifdef __osf__ |
fa73b229 | 335 | jobpriority, /* job-priority */ |
ef416fc2 | 336 | #endif /* __osf__ */ |
fa73b229 | 337 | jobcount, /* Number of jobs */ |
338 | jobcopies, /* Number of copies */ | |
339 | rank; /* Rank of job */ | |
340 | char resource[1024]; /* Resource string */ | |
341 | char rankstr[255]; /* Rank string */ | |
342 | char namestr[1024]; /* Job name string */ | |
343 | static const char *ranks[10] = /* Ranking strings */ | |
ef416fc2 | 344 | { |
345 | "th", | |
346 | "st", | |
347 | "nd", | |
348 | "rd", | |
349 | "th", | |
350 | "th", | |
351 | "th", | |
352 | "th", | |
353 | "th", | |
354 | "th" | |
355 | }; | |
356 | ||
357 | ||
ae71f5de MS |
358 | DEBUG_printf(("show_jobs(http=%p, dest=%p, user=%p, id=%d, longstatus%d)\n", |
359 | http, dest, user, id, longstatus)); | |
ef416fc2 | 360 | |
361 | if (http == NULL) | |
362 | return (0); | |
363 | ||
364 | /* | |
365 | * Build an IPP_GET_JOBS or IPP_GET_JOB_ATTRIBUTES request, which requires | |
366 | * the following attributes: | |
367 | * | |
368 | * attributes-charset | |
369 | * attributes-natural-language | |
370 | * job-uri or printer-uri | |
371 | */ | |
372 | ||
fa73b229 | 373 | request = ippNewRequest(id ? IPP_GET_JOB_ATTRIBUTES : IPP_GET_JOBS); |
ef416fc2 | 374 | |
1340db2d | 375 | if (id) |
ef416fc2 | 376 | { |
1340db2d | 377 | snprintf(resource, sizeof(resource), "ipp://localhost/jobs/%d", id); |
ef416fc2 | 378 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", |
379 | NULL, resource); | |
380 | } | |
1340db2d | 381 | else if (dest) |
ef416fc2 | 382 | { |
a4d04587 | 383 | httpAssembleURIf(HTTP_URI_CODING_ALL, resource, sizeof(resource), "ipp", |
384 | NULL, "localhost", 0, "/printers/%s", dest); | |
ef416fc2 | 385 | |
386 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
387 | NULL, resource); | |
388 | } | |
1340db2d MS |
389 | else |
390 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", | |
391 | NULL, "ipp://localhost/"); | |
ef416fc2 | 392 | |
393 | if (user) | |
394 | { | |
395 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
396 | "requesting-user-name", NULL, user); | |
397 | ippAddBoolean(request, IPP_TAG_OPERATION, "my-jobs", 1); | |
398 | } | |
399 | ||
400 | /* | |
401 | * Do the request and get back a response... | |
402 | */ | |
403 | ||
404 | jobcount = 0; | |
405 | ||
406 | if ((response = cupsDoRequest(http, request, "/")) != NULL) | |
407 | { | |
408 | if (response->request.status.status_code > IPP_OK_CONFLICT) | |
409 | { | |
fa73b229 | 410 | _cupsLangPrintf(stderr, "%s: %s\n", command, cupsLastErrorString()); |
ef416fc2 | 411 | ippDelete(response); |
412 | return (0); | |
413 | } | |
414 | ||
415 | rank = 1; | |
416 | ||
417 | /* | |
418 | * Loop through the job list and display them... | |
419 | */ | |
420 | ||
421 | for (attr = response->attrs; attr != NULL; attr = attr->next) | |
422 | { | |
423 | /* | |
424 | * Skip leading attributes until we hit a job... | |
425 | */ | |
426 | ||
427 | while (attr != NULL && attr->group_tag != IPP_TAG_JOB) | |
428 | attr = attr->next; | |
429 | ||
430 | if (attr == NULL) | |
431 | break; | |
432 | ||
433 | /* | |
434 | * Pull the needed attributes from this job... | |
435 | */ | |
436 | ||
437 | jobid = 0; | |
438 | jobsize = 0; | |
439 | #ifdef __osf__ | |
440 | jobpriority = 50; | |
441 | #endif /* __osf__ */ | |
442 | jobstate = IPP_JOB_PENDING; | |
443 | jobname = "untitled"; | |
444 | jobuser = NULL; | |
445 | jobdest = NULL; | |
446 | jobcopies = 1; | |
447 | ||
448 | while (attr != NULL && attr->group_tag == IPP_TAG_JOB) | |
449 | { | |
fa73b229 | 450 | if (!strcmp(attr->name, "job-id") && |
ef416fc2 | 451 | attr->value_tag == IPP_TAG_INTEGER) |
452 | jobid = attr->values[0].integer; | |
453 | ||
fa73b229 | 454 | if (!strcmp(attr->name, "job-k-octets") && |
ef416fc2 | 455 | attr->value_tag == IPP_TAG_INTEGER) |
456 | jobsize = attr->values[0].integer; | |
457 | ||
458 | #ifdef __osf__ | |
fa73b229 | 459 | if (!strcmp(attr->name, "job-priority") && |
ef416fc2 | 460 | attr->value_tag == IPP_TAG_INTEGER) |
461 | jobpriority = attr->values[0].integer; | |
462 | #endif /* __osf__ */ | |
463 | ||
fa73b229 | 464 | if (!strcmp(attr->name, "job-state") && |
ef416fc2 | 465 | attr->value_tag == IPP_TAG_ENUM) |
466 | jobstate = (ipp_jstate_t)attr->values[0].integer; | |
467 | ||
fa73b229 | 468 | if (!strcmp(attr->name, "job-printer-uri") && |
ef416fc2 | 469 | attr->value_tag == IPP_TAG_URI) |
470 | if ((jobdest = strrchr(attr->values[0].string.text, '/')) != NULL) | |
471 | jobdest ++; | |
472 | ||
fa73b229 | 473 | if (!strcmp(attr->name, "job-originating-user-name") && |
ef416fc2 | 474 | attr->value_tag == IPP_TAG_NAME) |
475 | jobuser = attr->values[0].string.text; | |
476 | ||
fa73b229 | 477 | if (!strcmp(attr->name, "job-name") && |
ef416fc2 | 478 | attr->value_tag == IPP_TAG_NAME) |
479 | jobname = attr->values[0].string.text; | |
480 | ||
fa73b229 | 481 | if (!strcmp(attr->name, "copies") && |
ef416fc2 | 482 | attr->value_tag == IPP_TAG_INTEGER) |
483 | jobcopies = attr->values[0].integer; | |
484 | ||
485 | attr = attr->next; | |
486 | } | |
487 | ||
488 | /* | |
489 | * See if we have everything needed... | |
490 | */ | |
491 | ||
492 | if (jobdest == NULL || jobid == 0) | |
493 | { | |
494 | if (attr == NULL) | |
495 | break; | |
496 | else | |
497 | continue; | |
498 | } | |
499 | ||
500 | if (!longstatus && jobcount == 0) | |
501 | #ifdef __osf__ | |
fa73b229 | 502 | _cupsLangPuts(stdout, |
ef416fc2 | 503 | _("Rank Owner Pri Job Files" |
504 | " Total Size\n")); | |
505 | #else | |
fa73b229 | 506 | _cupsLangPuts(stdout, |
ef416fc2 | 507 | _("Rank Owner Job File(s)" |
508 | " Total Size\n")); | |
509 | #endif /* __osf__ */ | |
510 | ||
511 | jobcount ++; | |
512 | ||
513 | /* | |
514 | * Display the job... | |
515 | */ | |
516 | ||
517 | if (jobstate == IPP_JOB_PROCESSING) | |
518 | strcpy(rankstr, "active"); | |
519 | else | |
520 | { | |
521 | /* | |
522 | * Make the rank show the "correct" suffix for each number | |
523 | * (11-13 are the only special cases, for English anyways...) | |
524 | */ | |
525 | ||
526 | if ((rank % 100) >= 11 && (rank % 100) <= 13) | |
527 | snprintf(rankstr, sizeof(rankstr), "%dth", rank); | |
528 | else | |
529 | snprintf(rankstr, sizeof(rankstr), "%d%s", rank, ranks[rank % 10]); | |
530 | ||
531 | rank ++; | |
532 | } | |
533 | ||
534 | if (longstatus) | |
535 | { | |
fa73b229 | 536 | _cupsLangPuts(stdout, "\n"); |
ef416fc2 | 537 | |
538 | if (jobcopies > 1) | |
539 | snprintf(namestr, sizeof(namestr), "%d copies of %s", jobcopies, | |
540 | jobname); | |
541 | else | |
542 | strlcpy(namestr, jobname, sizeof(namestr)); | |
543 | ||
fa73b229 | 544 | _cupsLangPrintf(stdout, _("%s: %-33.33s [job %d localhost]\n"), |
ef416fc2 | 545 | jobuser, rankstr, jobid); |
fa73b229 | 546 | _cupsLangPrintf(stdout, _(" %-39.39s %.0f bytes\n"), |
ef416fc2 | 547 | namestr, 1024.0 * jobsize); |
548 | } | |
549 | else | |
550 | #ifdef __osf__ | |
fa73b229 | 551 | _cupsLangPrintf(stdout, |
ef416fc2 | 552 | _("%-6s %-10.10s %-4d %-10d %-27.27s %.0f bytes\n"), |
553 | rankstr, jobuser, jobpriority, jobid, jobname, | |
554 | 1024.0 * jobsize); | |
555 | #else | |
fa73b229 | 556 | _cupsLangPrintf(stdout, |
ef416fc2 | 557 | _("%-7s %-7.7s %-7d %-31.31s %.0f bytes\n"), |
558 | rankstr, jobuser, jobid, jobname, 1024.0 * jobsize); | |
559 | #endif /* __osf */ | |
560 | ||
561 | if (attr == NULL) | |
562 | break; | |
563 | } | |
564 | ||
565 | ippDelete(response); | |
566 | } | |
567 | else | |
568 | { | |
fa73b229 | 569 | _cupsLangPrintf(stderr, "%s: %s\n", command, cupsLastErrorString()); |
ef416fc2 | 570 | return (0); |
571 | } | |
572 | ||
573 | if (jobcount == 0) | |
fa73b229 | 574 | _cupsLangPuts(stdout, _("no entries\n")); |
ef416fc2 | 575 | |
576 | return (jobcount); | |
577 | } | |
578 | ||
579 | ||
580 | /* | |
581 | * 'show_printer()' - Show printer status. | |
582 | */ | |
583 | ||
584 | static void | |
fa73b229 | 585 | show_printer(const char *command, /* I - Command name */ |
586 | http_t *http, /* I - HTTP connection to server */ | |
587 | const char *dest) /* I - Destination */ | |
ef416fc2 | 588 | { |
fa73b229 | 589 | ipp_t *request, /* IPP Request */ |
590 | *response; /* IPP Response */ | |
591 | ipp_attribute_t *attr; /* Current attribute */ | |
592 | ipp_pstate_t state; /* Printer state */ | |
593 | char uri[HTTP_MAX_URI]; /* Printer URI */ | |
ef416fc2 | 594 | |
595 | ||
596 | if (http == NULL) | |
597 | return; | |
598 | ||
599 | /* | |
600 | * Build an IPP_GET_PRINTER_ATTRIBUTES request, which requires the following | |
601 | * attributes: | |
602 | * | |
603 | * attributes-charset | |
604 | * attributes-natural-language | |
605 | * printer-uri | |
606 | */ | |
607 | ||
fa73b229 | 608 | request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES); |
ef416fc2 | 609 | |
a4d04587 | 610 | httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL, |
611 | "localhost", 0, "/printers/%s", dest); | |
ef416fc2 | 612 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, |
613 | "printer-uri", NULL, uri); | |
614 | ||
615 | /* | |
616 | * Do the request and get back a response... | |
617 | */ | |
618 | ||
619 | if ((response = cupsDoRequest(http, request, "/")) != NULL) | |
620 | { | |
621 | if (response->request.status.status_code > IPP_OK_CONFLICT) | |
622 | { | |
fa73b229 | 623 | _cupsLangPrintf(stderr, "%s: %s\n", command, cupsLastErrorString()); |
ef416fc2 | 624 | ippDelete(response); |
625 | return; | |
626 | } | |
627 | ||
628 | if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL) | |
629 | state = (ipp_pstate_t)attr->values[0].integer; | |
630 | else | |
631 | state = IPP_PRINTER_STOPPED; | |
632 | ||
633 | switch (state) | |
634 | { | |
635 | case IPP_PRINTER_IDLE : | |
fa73b229 | 636 | _cupsLangPrintf(stdout, _("%s is ready\n"), dest); |
ef416fc2 | 637 | break; |
638 | case IPP_PRINTER_PROCESSING : | |
fa73b229 | 639 | _cupsLangPrintf(stdout, _("%s is ready and printing\n"), |
ef416fc2 | 640 | dest); |
641 | break; | |
642 | case IPP_PRINTER_STOPPED : | |
fa73b229 | 643 | _cupsLangPrintf(stdout, _("%s is not ready\n"), dest); |
ef416fc2 | 644 | break; |
645 | } | |
646 | ||
647 | ippDelete(response); | |
648 | } | |
649 | else | |
fa73b229 | 650 | _cupsLangPrintf(stderr, "%s: %s\n", command, cupsLastErrorString()); |
ef416fc2 | 651 | } |
652 | ||
653 | ||
654 | /* | |
655 | * 'usage()' - Show program usage. | |
656 | */ | |
657 | ||
658 | static void | |
659 | usage(void) | |
660 | { | |
fa73b229 | 661 | _cupsLangPuts(stderr, |
662 | _("Usage: lpq [-P dest] [-U username] [-h hostname[:port]] " | |
663 | "[-l] [+interval]\n")); | |
ef416fc2 | 664 | exit(1); |
665 | } | |
666 | ||
667 | ||
668 | /* | |
75bd9771 | 669 | * End of "$Id: lpq.c 7460 2008-04-16 02:19:54Z mike $". |
ef416fc2 | 670 | */ |