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Commit | Line | Data |
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f787e1e3 | 1 | /* |
f787e1e3 MS |
2 | * PPD utilities for CUPS. |
3 | * | |
accd26d2 MS |
4 | * Copyright © 2007-2018 by Apple Inc. |
5 | * Copyright © 1997-2006 by Easy Software Products. | |
f787e1e3 MS |
6 | * |
7 | * These coded instructions, statements, and computer programs are the | |
8 | * property of Apple Inc. and are protected by Federal copyright | |
9 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
10 | * which should have been included with this file. If this file is | |
57b7b66b | 11 | * missing or damaged, see the license at "http://www.cups.org/". |
f787e1e3 MS |
12 | * |
13 | * This file is subject to the Apple OS-Developed Software exception. | |
14 | */ | |
15 | ||
16 | /* | |
17 | * Include necessary headers... | |
18 | */ | |
19 | ||
20 | #include "cups-private.h" | |
21 | #include "ppd-private.h" | |
22 | #include <fcntl.h> | |
23 | #include <sys/stat.h> | |
24 | #if defined(WIN32) || defined(__EMX__) | |
25 | # include <io.h> | |
26 | #else | |
27 | # include <unistd.h> | |
28 | #endif /* WIN32 || __EMX__ */ | |
29 | ||
30 | ||
31 | /* | |
32 | * Local functions... | |
33 | */ | |
34 | ||
35 | static int cups_get_printer_uri(http_t *http, const char *name, | |
36 | char *host, int hostsize, int *port, | |
37 | char *resource, int resourcesize, | |
38 | int depth); | |
39 | ||
40 | ||
41 | /* | |
42 | * 'cupsGetPPD()' - Get the PPD file for a printer on the default server. | |
43 | * | |
44 | * For classes, @code cupsGetPPD@ returns the PPD file for the first printer | |
45 | * in the class. | |
46 | * | |
47 | * The returned filename is stored in a static buffer and is overwritten with | |
48 | * each call to @code cupsGetPPD@ or @link cupsGetPPD2@. The caller "owns" the | |
49 | * file that is created and must @code unlink@ the returned filename. | |
50 | */ | |
51 | ||
52 | const char * /* O - Filename for PPD file */ | |
53 | cupsGetPPD(const char *name) /* I - Destination name */ | |
54 | { | |
55 | _ppd_globals_t *pg = _ppdGlobals(); /* Pointer to library globals */ | |
56 | time_t modtime = 0; /* Modification time */ | |
57 | ||
58 | ||
59 | /* | |
60 | * Return the PPD file... | |
61 | */ | |
62 | ||
63 | pg->ppd_filename[0] = '\0'; | |
64 | ||
65 | if (cupsGetPPD3(CUPS_HTTP_DEFAULT, name, &modtime, pg->ppd_filename, | |
66 | sizeof(pg->ppd_filename)) == HTTP_STATUS_OK) | |
67 | return (pg->ppd_filename); | |
68 | else | |
69 | return (NULL); | |
70 | } | |
71 | ||
72 | ||
73 | /* | |
74 | * 'cupsGetPPD2()' - Get the PPD file for a printer from the specified server. | |
75 | * | |
76 | * For classes, @code cupsGetPPD2@ returns the PPD file for the first printer | |
77 | * in the class. | |
78 | * | |
79 | * The returned filename is stored in a static buffer and is overwritten with | |
80 | * each call to @link cupsGetPPD@ or @code cupsGetPPD2@. The caller "owns" the | |
81 | * file that is created and must @code unlink@ the returned filename. | |
82 | * | |
8072030b | 83 | * @since CUPS 1.1.21/macOS 10.4@ |
f787e1e3 MS |
84 | */ |
85 | ||
86 | const char * /* O - Filename for PPD file */ | |
87 | cupsGetPPD2(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ | |
88 | const char *name) /* I - Destination name */ | |
89 | { | |
90 | _ppd_globals_t *pg = _ppdGlobals(); /* Pointer to library globals */ | |
91 | time_t modtime = 0; /* Modification time */ | |
92 | ||
93 | ||
94 | pg->ppd_filename[0] = '\0'; | |
95 | ||
96 | if (cupsGetPPD3(http, name, &modtime, pg->ppd_filename, | |
97 | sizeof(pg->ppd_filename)) == HTTP_STATUS_OK) | |
98 | return (pg->ppd_filename); | |
99 | else | |
100 | return (NULL); | |
101 | } | |
102 | ||
103 | ||
104 | /* | |
105 | * 'cupsGetPPD3()' - Get the PPD file for a printer on the specified | |
106 | * server if it has changed. | |
107 | * | |
108 | * The "modtime" parameter contains the modification time of any | |
109 | * locally-cached content and is updated with the time from the PPD file on | |
110 | * the server. | |
111 | * | |
112 | * The "buffer" parameter contains the local PPD filename. If it contains | |
113 | * the empty string, a new temporary file is created, otherwise the existing | |
114 | * file will be overwritten as needed. The caller "owns" the file that is | |
115 | * created and must @code unlink@ the returned filename. | |
116 | * | |
117 | * On success, @code HTTP_STATUS_OK@ is returned for a new PPD file and | |
118 | * @code HTTP_STATUS_NOT_MODIFIED@ if the existing PPD file is up-to-date. Any other | |
119 | * status is an error. | |
120 | * | |
121 | * For classes, @code cupsGetPPD3@ returns the PPD file for the first printer | |
122 | * in the class. | |
123 | * | |
8072030b | 124 | * @since CUPS 1.4/macOS 10.6@ |
f787e1e3 MS |
125 | */ |
126 | ||
127 | http_status_t /* O - HTTP status */ | |
128 | cupsGetPPD3(http_t *http, /* I - HTTP connection or @code CUPS_HTTP_DEFAULT@ */ | |
129 | const char *name, /* I - Destination name */ | |
130 | time_t *modtime, /* IO - Modification time */ | |
131 | char *buffer, /* I - Filename buffer */ | |
132 | size_t bufsize) /* I - Size of filename buffer */ | |
133 | { | |
134 | int http_port; /* Port number */ | |
135 | char http_hostname[HTTP_MAX_HOST]; | |
136 | /* Hostname associated with connection */ | |
137 | http_t *http2; /* Alternate HTTP connection */ | |
138 | int fd; /* PPD file */ | |
139 | char localhost[HTTP_MAX_URI],/* Local hostname */ | |
140 | hostname[HTTP_MAX_URI], /* Hostname */ | |
141 | resource[HTTP_MAX_URI]; /* Resource name */ | |
142 | int port; /* Port number */ | |
143 | http_status_t status; /* HTTP status from server */ | |
144 | char tempfile[1024] = ""; /* Temporary filename */ | |
145 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
146 | ||
147 | ||
148 | /* | |
149 | * Range check input... | |
150 | */ | |
151 | ||
152 | DEBUG_printf(("cupsGetPPD3(http=%p, name=\"%s\", modtime=%p(%d), buffer=%p, " | |
153 | "bufsize=%d)", http, name, modtime, | |
154 | modtime ? (int)*modtime : 0, buffer, (int)bufsize)); | |
155 | ||
156 | if (!name) | |
157 | { | |
158 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No printer name"), 1); | |
159 | return (HTTP_STATUS_NOT_ACCEPTABLE); | |
160 | } | |
161 | ||
162 | if (!modtime) | |
163 | { | |
164 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No modification time"), 1); | |
165 | return (HTTP_STATUS_NOT_ACCEPTABLE); | |
166 | } | |
167 | ||
168 | if (!buffer || bufsize <= 1) | |
169 | { | |
170 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad filename buffer"), 1); | |
171 | return (HTTP_STATUS_NOT_ACCEPTABLE); | |
172 | } | |
173 | ||
174 | #ifndef WIN32 | |
175 | /* | |
176 | * See if the PPD file is available locally... | |
177 | */ | |
178 | ||
179 | if (http) | |
180 | httpGetHostname(http, hostname, sizeof(hostname)); | |
181 | else | |
182 | { | |
183 | strlcpy(hostname, cupsServer(), sizeof(hostname)); | |
184 | if (hostname[0] == '/') | |
185 | strlcpy(hostname, "localhost", sizeof(hostname)); | |
186 | } | |
187 | ||
188 | if (!_cups_strcasecmp(hostname, "localhost")) | |
189 | { | |
190 | char ppdname[1024]; /* PPD filename */ | |
191 | struct stat ppdinfo; /* PPD file information */ | |
192 | ||
193 | ||
194 | snprintf(ppdname, sizeof(ppdname), "%s/ppd/%s.ppd", cg->cups_serverroot, | |
195 | name); | |
196 | if (!stat(ppdname, &ppdinfo) && !access(ppdname, R_OK)) | |
197 | { | |
198 | /* | |
199 | * OK, the file exists and is readable, use it! | |
200 | */ | |
201 | ||
202 | if (buffer[0]) | |
203 | { | |
204 | unlink(buffer); | |
205 | ||
206 | if (symlink(ppdname, buffer) && errno != EEXIST) | |
207 | { | |
208 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0); | |
209 | ||
210 | return (HTTP_STATUS_SERVER_ERROR); | |
211 | } | |
212 | } | |
213 | else | |
214 | { | |
215 | int tries; /* Number of tries */ | |
216 | const char *tmpdir; /* TMPDIR environment variable */ | |
217 | struct timeval curtime; /* Current time */ | |
218 | ||
accd26d2 MS |
219 | #ifdef __APPLE__ |
220 | /* | |
221 | * On macOS and iOS, the TMPDIR environment variable is not always the | |
222 | * best location to place temporary files due to sandboxing. Instead, | |
223 | * the confstr function should be called to get the proper per-user, | |
224 | * per-process TMPDIR value. | |
225 | */ | |
226 | ||
227 | char tmppath[1024]; /* Temporary directory */ | |
228 | ||
229 | if ((tmpdir = getenv("TMPDIR")) != NULL && access(tmpdir, W_OK)) | |
230 | tmpdir = NULL; | |
231 | ||
232 | if (!tmpdir) | |
233 | { | |
234 | if (confstr(_CS_DARWIN_USER_TEMP_DIR, tmppath, sizeof(tmppath))) | |
235 | tmpdir = tmppath; | |
236 | else | |
237 | tmpdir = "/private/tmp"; /* This should never happen */ | |
238 | } | |
239 | #else | |
f787e1e3 MS |
240 | /* |
241 | * Previously we put root temporary files in the default CUPS temporary | |
242 | * directory under /var/spool/cups. However, since the scheduler cleans | |
243 | * out temporary files there and runs independently of the user apps, we | |
244 | * don't want to use it unless specifically told to by cupsd. | |
245 | */ | |
246 | ||
247 | if ((tmpdir = getenv("TMPDIR")) == NULL) | |
accd26d2 MS |
248 | tmpdir = "/tmp"; |
249 | #endif /* __APPLE__ */ | |
f787e1e3 MS |
250 | |
251 | /* | |
252 | * Make the temporary name using the specified directory... | |
253 | */ | |
254 | ||
255 | tries = 0; | |
256 | ||
257 | do | |
258 | { | |
259 | /* | |
260 | * Get the current time of day... | |
261 | */ | |
262 | ||
263 | gettimeofday(&curtime, NULL); | |
264 | ||
265 | /* | |
266 | * Format a string using the hex time values... | |
267 | */ | |
268 | ||
269 | snprintf(buffer, bufsize, "%s/%08lx%05lx", tmpdir, | |
270 | (unsigned long)curtime.tv_sec, | |
271 | (unsigned long)curtime.tv_usec); | |
272 | ||
273 | /* | |
274 | * Try to make a symlink... | |
275 | */ | |
276 | ||
277 | if (!symlink(ppdname, buffer)) | |
278 | break; | |
279 | ||
280 | tries ++; | |
281 | } | |
282 | while (tries < 1000); | |
283 | ||
284 | if (tries >= 1000) | |
285 | { | |
286 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0); | |
287 | ||
288 | return (HTTP_STATUS_SERVER_ERROR); | |
289 | } | |
290 | } | |
291 | ||
292 | if (*modtime >= ppdinfo.st_mtime) | |
293 | return (HTTP_STATUS_NOT_MODIFIED); | |
294 | else | |
295 | { | |
296 | *modtime = ppdinfo.st_mtime; | |
297 | return (HTTP_STATUS_OK); | |
298 | } | |
299 | } | |
300 | } | |
301 | #endif /* !WIN32 */ | |
302 | ||
303 | /* | |
304 | * Try finding a printer URI for this printer... | |
305 | */ | |
306 | ||
307 | if (!http) | |
308 | if ((http = _cupsConnect()) == NULL) | |
309 | return (HTTP_STATUS_SERVICE_UNAVAILABLE); | |
310 | ||
311 | if (!cups_get_printer_uri(http, name, hostname, sizeof(hostname), &port, | |
312 | resource, sizeof(resource), 0)) | |
313 | return (HTTP_STATUS_NOT_FOUND); | |
314 | ||
315 | DEBUG_printf(("2cupsGetPPD3: Printer hostname=\"%s\", port=%d", hostname, | |
316 | port)); | |
317 | ||
318 | if (cupsServer()[0] == '/' && !_cups_strcasecmp(hostname, "localhost") && port == ippPort()) | |
319 | { | |
320 | /* | |
321 | * Redirect localhost to domain socket... | |
322 | */ | |
323 | ||
324 | strlcpy(hostname, cupsServer(), sizeof(hostname)); | |
325 | port = 0; | |
326 | ||
327 | DEBUG_printf(("2cupsGetPPD3: Redirecting to \"%s\".", hostname)); | |
328 | } | |
329 | ||
330 | /* | |
331 | * Remap local hostname to localhost... | |
332 | */ | |
333 | ||
334 | httpGetHostname(NULL, localhost, sizeof(localhost)); | |
335 | ||
336 | DEBUG_printf(("2cupsGetPPD3: Local hostname=\"%s\"", localhost)); | |
337 | ||
338 | if (!_cups_strcasecmp(localhost, hostname)) | |
339 | strlcpy(hostname, "localhost", sizeof(hostname)); | |
340 | ||
341 | /* | |
342 | * Get the hostname and port number we are connected to... | |
343 | */ | |
344 | ||
345 | httpGetHostname(http, http_hostname, sizeof(http_hostname)); | |
346 | http_port = httpAddrPort(http->hostaddr); | |
347 | ||
348 | DEBUG_printf(("2cupsGetPPD3: Connection hostname=\"%s\", port=%d", | |
349 | http_hostname, http_port)); | |
350 | ||
351 | /* | |
352 | * Reconnect to the correct server as needed... | |
353 | */ | |
354 | ||
355 | if (!_cups_strcasecmp(http_hostname, hostname) && port == http_port) | |
356 | http2 = http; | |
357 | else if ((http2 = httpConnect2(hostname, port, NULL, AF_UNSPEC, | |
358 | cupsEncryption(), 1, 30000, NULL)) == NULL) | |
359 | { | |
360 | DEBUG_puts("1cupsGetPPD3: Unable to connect to server"); | |
361 | ||
362 | return (HTTP_STATUS_SERVICE_UNAVAILABLE); | |
363 | } | |
364 | ||
365 | /* | |
366 | * Get a temp file... | |
367 | */ | |
368 | ||
369 | if (buffer[0]) | |
370 | fd = open(buffer, O_CREAT | O_TRUNC | O_WRONLY, 0600); | |
371 | else | |
372 | fd = cupsTempFd(tempfile, sizeof(tempfile)); | |
373 | ||
374 | if (fd < 0) | |
375 | { | |
376 | /* | |
377 | * Can't open file; close the server connection and return NULL... | |
378 | */ | |
379 | ||
380 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0); | |
381 | ||
382 | if (http2 != http) | |
383 | httpClose(http2); | |
384 | ||
385 | return (HTTP_STATUS_SERVER_ERROR); | |
386 | } | |
387 | ||
388 | /* | |
389 | * And send a request to the HTTP server... | |
390 | */ | |
391 | ||
392 | strlcat(resource, ".ppd", sizeof(resource)); | |
393 | ||
394 | if (*modtime > 0) | |
395 | httpSetField(http2, HTTP_FIELD_IF_MODIFIED_SINCE, | |
396 | httpGetDateString(*modtime)); | |
397 | ||
398 | status = cupsGetFd(http2, resource, fd); | |
399 | ||
400 | close(fd); | |
401 | ||
402 | /* | |
403 | * See if we actually got the file or an error... | |
404 | */ | |
405 | ||
406 | if (status == HTTP_STATUS_OK) | |
407 | { | |
408 | *modtime = httpGetDateTime(httpGetField(http2, HTTP_FIELD_DATE)); | |
409 | ||
410 | if (tempfile[0]) | |
411 | strlcpy(buffer, tempfile, bufsize); | |
412 | } | |
413 | else if (status != HTTP_STATUS_NOT_MODIFIED) | |
414 | { | |
415 | _cupsSetHTTPError(status); | |
416 | ||
417 | if (buffer[0]) | |
418 | unlink(buffer); | |
419 | else if (tempfile[0]) | |
420 | unlink(tempfile); | |
421 | } | |
422 | else if (tempfile[0]) | |
423 | unlink(tempfile); | |
424 | ||
425 | if (http2 != http) | |
426 | httpClose(http2); | |
427 | ||
428 | /* | |
429 | * Return the PPD file... | |
430 | */ | |
431 | ||
432 | DEBUG_printf(("1cupsGetPPD3: Returning status %d", status)); | |
433 | ||
434 | return (status); | |
435 | } | |
436 | ||
437 | ||
438 | /* | |
439 | * 'cupsGetServerPPD()' - Get an available PPD file from the server. | |
440 | * | |
441 | * This function returns the named PPD file from the server. The | |
442 | * list of available PPDs is provided by the IPP @code CUPS_GET_PPDS@ | |
443 | * operation. | |
444 | * | |
445 | * You must remove (unlink) the PPD file when you are finished with | |
446 | * it. The PPD filename is stored in a static location that will be | |
447 | * overwritten on the next call to @link cupsGetPPD@, @link cupsGetPPD2@, | |
448 | * or @link cupsGetServerPPD@. | |
449 | * | |
8072030b | 450 | * @since CUPS 1.3/macOS 10.5@ |
f787e1e3 MS |
451 | */ |
452 | ||
453 | char * /* O - Name of PPD file or @code NULL@ on error */ | |
454 | cupsGetServerPPD(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ | |
455 | const char *name) /* I - Name of PPD file ("ppd-name") */ | |
456 | { | |
457 | int fd; /* PPD file descriptor */ | |
458 | ipp_t *request; /* IPP request */ | |
459 | _ppd_globals_t *pg = _ppdGlobals(); | |
460 | /* Pointer to library globals */ | |
461 | ||
462 | ||
463 | /* | |
464 | * Range check input... | |
465 | */ | |
466 | ||
467 | if (!name) | |
468 | { | |
469 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No PPD name"), 1); | |
470 | ||
471 | return (NULL); | |
472 | } | |
473 | ||
474 | if (!http) | |
475 | if ((http = _cupsConnect()) == NULL) | |
476 | return (NULL); | |
477 | ||
478 | /* | |
479 | * Get a temp file... | |
480 | */ | |
481 | ||
482 | if ((fd = cupsTempFd(pg->ppd_filename, sizeof(pg->ppd_filename))) < 0) | |
483 | { | |
484 | /* | |
485 | * Can't open file; close the server connection and return NULL... | |
486 | */ | |
487 | ||
488 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0); | |
489 | ||
490 | return (NULL); | |
491 | } | |
492 | ||
493 | /* | |
494 | * Get the PPD file... | |
495 | */ | |
496 | ||
497 | request = ippNewRequest(IPP_OP_CUPS_GET_PPD); | |
498 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "ppd-name", NULL, | |
499 | name); | |
500 | ||
501 | ippDelete(cupsDoIORequest(http, request, "/", -1, fd)); | |
502 | ||
503 | close(fd); | |
504 | ||
505 | if (cupsLastError() != IPP_STATUS_OK) | |
506 | { | |
507 | unlink(pg->ppd_filename); | |
508 | return (NULL); | |
509 | } | |
510 | else | |
511 | return (pg->ppd_filename); | |
512 | } | |
513 | ||
514 | ||
515 | /* | |
516 | * 'cups_get_printer_uri()' - Get the printer-uri-supported attribute for the | |
517 | * first printer in a class. | |
518 | */ | |
519 | ||
520 | static int /* O - 1 on success, 0 on failure */ | |
521 | cups_get_printer_uri( | |
522 | http_t *http, /* I - Connection to server */ | |
523 | const char *name, /* I - Name of printer or class */ | |
524 | char *host, /* I - Hostname buffer */ | |
525 | int hostsize, /* I - Size of hostname buffer */ | |
526 | int *port, /* O - Port number */ | |
527 | char *resource, /* I - Resource buffer */ | |
528 | int resourcesize, /* I - Size of resource buffer */ | |
529 | int depth) /* I - Depth of query */ | |
530 | { | |
531 | int i; /* Looping var */ | |
f787e1e3 MS |
532 | ipp_t *request, /* IPP request */ |
533 | *response; /* IPP response */ | |
534 | ipp_attribute_t *attr; /* Current attribute */ | |
535 | char uri[HTTP_MAX_URI], /* printer-uri attribute */ | |
536 | scheme[HTTP_MAX_URI], /* Scheme name */ | |
3645e5ef | 537 | username[HTTP_MAX_URI]; /* Username:password */ |
f787e1e3 MS |
538 | static const char * const requested_attrs[] = |
539 | { /* Requested attributes */ | |
f787e1e3 | 540 | "member-uris", |
3645e5ef | 541 | "printer-uri-supported" |
f787e1e3 MS |
542 | }; |
543 | ||
544 | ||
545 | DEBUG_printf(("4cups_get_printer_uri(http=%p, name=\"%s\", host=%p, hostsize=%d, resource=%p, resourcesize=%d, depth=%d)", http, name, host, hostsize, resource, resourcesize, depth)); | |
546 | ||
547 | /* | |
548 | * Setup the printer URI... | |
549 | */ | |
550 | ||
551 | if (httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL, "localhost", 0, "/printers/%s", name) < HTTP_URI_STATUS_OK) | |
552 | { | |
553 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Unable to create printer-uri"), 1); | |
554 | ||
555 | *host = '\0'; | |
556 | *resource = '\0'; | |
557 | ||
558 | return (0); | |
559 | } | |
560 | ||
561 | DEBUG_printf(("5cups_get_printer_uri: printer-uri=\"%s\"", uri)); | |
562 | ||
f787e1e3 MS |
563 | /* |
564 | * Build an IPP_GET_PRINTER_ATTRIBUTES request, which requires the following | |
565 | * attributes: | |
566 | * | |
567 | * attributes-charset | |
568 | * attributes-natural-language | |
569 | * printer-uri | |
570 | * requested-attributes | |
571 | */ | |
572 | ||
573 | request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES); | |
574 | ||
575 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri); | |
576 | ||
577 | ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, "requested-attributes", sizeof(requested_attrs) / sizeof(requested_attrs[0]), NULL, requested_attrs); | |
578 | ||
579 | /* | |
580 | * Do the request and get back a response... | |
581 | */ | |
582 | ||
583 | snprintf(resource, (size_t)resourcesize, "/printers/%s", name); | |
584 | ||
585 | if ((response = cupsDoRequest(http, request, resource)) != NULL) | |
586 | { | |
3645e5ef | 587 | if ((attr = ippFindAttribute(response, "member-uris", IPP_TAG_URI)) != NULL) |
f787e1e3 MS |
588 | { |
589 | /* | |
590 | * Get the first actual printer name in the class... | |
591 | */ | |
592 | ||
593 | DEBUG_printf(("5cups_get_printer_uri: Got member-uris with %d values.", ippGetCount(attr))); | |
594 | ||
595 | for (i = 0; i < attr->num_values; i ++) | |
596 | { | |
597 | DEBUG_printf(("5cups_get_printer_uri: member-uris[%d]=\"%s\"", i, ippGetString(attr, i, NULL))); | |
598 | ||
599 | httpSeparateURI(HTTP_URI_CODING_ALL, attr->values[i].string.text, scheme, sizeof(scheme), username, sizeof(username), host, hostsize, port, resource, resourcesize); | |
600 | if (!strncmp(resource, "/printers/", 10)) | |
601 | { | |
602 | /* | |
603 | * Found a printer! | |
604 | */ | |
605 | ||
606 | ippDelete(response); | |
607 | ||
608 | DEBUG_printf(("5cups_get_printer_uri: Found printer member with host=\"%s\", port=%d, resource=\"%s\"", host, *port, resource)); | |
609 | return (1); | |
610 | } | |
611 | } | |
f787e1e3 MS |
612 | } |
613 | else if ((attr = ippFindAttribute(response, "printer-uri-supported", IPP_TAG_URI)) != NULL) | |
614 | { | |
615 | httpSeparateURI(HTTP_URI_CODING_ALL, _httpResolveURI(attr->values[0].string.text, uri, sizeof(uri), _HTTP_RESOLVE_DEFAULT, NULL, NULL), scheme, sizeof(scheme), username, sizeof(username), host, hostsize, port, resource, resourcesize); | |
616 | ippDelete(response); | |
617 | ||
618 | DEBUG_printf(("5cups_get_printer_uri: Resolved to host=\"%s\", port=%d, resource=\"%s\"", host, *port, resource)); | |
619 | ||
620 | if (!strncmp(resource, "/classes/", 9)) | |
621 | { | |
622 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No printer-uri found for class"), 1); | |
623 | ||
624 | *host = '\0'; | |
625 | *resource = '\0'; | |
626 | ||
627 | DEBUG_puts("5cups_get_printer_uri: Not returning class."); | |
628 | return (0); | |
629 | } | |
630 | ||
631 | return (1); | |
632 | } | |
633 | ||
634 | ippDelete(response); | |
635 | } | |
636 | ||
637 | if (cupsLastError() != IPP_STATUS_ERROR_NOT_FOUND) | |
638 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No printer-uri found"), 1); | |
639 | ||
640 | *host = '\0'; | |
641 | *resource = '\0'; | |
642 | ||
643 | DEBUG_puts("5cups_get_printer_uri: Printer URI not found."); | |
644 | return (0); | |
645 | } |