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ef416fc2 | 1 | /* |
2 | * "$Id: dirsvc.c 4906 2006-01-10 20:53:28Z mike $" | |
3 | * | |
4 | * Directory services routines for the Common UNIX Printing System (CUPS). | |
5 | * | |
6 | * Copyright 1997-2005 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.txt" 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 | * Contents: | |
25 | * | |
26 | * cupsdLoadRemoteCache() - Load the remote printer cache. | |
27 | * cupsdProcessBrowseData() - Process new browse data. | |
28 | * cupsdProcessImplicitClasses() - Create/update implicit classes as needed. | |
29 | * cupsdSaveRemoteCache() - Save the remote printer cache. | |
30 | * cupsdSendBrowseDelete() - Send a "browse delete" message for a | |
31 | * printer. | |
32 | * cupsdSendBrowseList() - Send new browsing information as necessary. | |
33 | * cupsdSendCUPSBrowse() - Send new browsing information using the | |
34 | * CUPS protocol. | |
35 | * cupsdSendSLPBrowse() - Register the specified printer with SLP. | |
36 | * cupsdStartBrowsing() - Start sending and receiving broadcast | |
37 | * information. | |
38 | * cupsdStartPolling() - Start polling servers as needed. | |
39 | * cupsdStopBrowsing() - Stop sending and receiving broadcast | |
40 | * information. | |
41 | * cupsdStopPolling() - Stop polling servers as needed. | |
42 | * cupsdUpdateCUPSBrowse() - Update the browse lists using the CUPS | |
43 | * protocol. | |
44 | * cupsdUpdatePolling() - Read status messages from the poll daemons. | |
45 | * cupsdUpdateSLPBrowse() - Get browsing information via SLP. | |
46 | * slp_attr_callback() - SLP attribute callback | |
47 | * slp_dereg_printer() - SLPDereg() the specified printer | |
48 | * slp_get_attr() - Get an attribute from an SLP registration. | |
49 | * slp_reg_callback() - Empty SLPRegReport. | |
50 | * slp_url_callback() - SLP service url callback | |
51 | */ | |
52 | ||
53 | /* | |
54 | * Include necessary headers... | |
55 | */ | |
56 | ||
57 | #include "cupsd.h" | |
58 | #include <grp.h> | |
59 | ||
60 | ||
61 | /* | |
62 | * SLP definitions... | |
63 | */ | |
64 | ||
65 | #ifdef HAVE_LIBSLP | |
66 | /* | |
67 | * SLP service name for CUPS... | |
68 | */ | |
69 | ||
70 | # define SLP_CUPS_SRVTYPE "service:printer" | |
71 | # define SLP_CUPS_SRVLEN 15 | |
72 | ||
73 | ||
74 | /* | |
75 | * Printer service URL structure | |
76 | */ | |
77 | ||
78 | typedef struct _slpsrvurl_s /**** SLP URL list ****/ | |
79 | { | |
80 | struct _slpsrvurl_s *next; /* Next URL in list */ | |
81 | char url[HTTP_MAX_URI]; | |
82 | /* URL */ | |
83 | } slpsrvurl_t; | |
84 | ||
85 | ||
86 | /* | |
87 | * Local functions... | |
88 | */ | |
89 | ||
90 | static SLPBoolean slp_attr_callback(SLPHandle hslp, const char *attrlist, | |
91 | SLPError errcode, void *cookie); | |
92 | static void slp_dereg_printer(cupsd_printer_t *p); | |
93 | static int slp_get_attr(const char *attrlist, const char *tag, | |
94 | char **valbuf); | |
95 | static void slp_reg_callback(SLPHandle hslp, SLPError errcode, | |
96 | void *cookie); | |
97 | static SLPBoolean slp_url_callback(SLPHandle hslp, const char *srvurl, | |
98 | unsigned short lifetime, | |
99 | SLPError errcode, void *cookie); | |
100 | #endif /* HAVE_LIBSLP */ | |
101 | ||
102 | ||
103 | /* | |
104 | * 'cupsdLoadRemoteCache()' - Load the remote printer cache. | |
105 | */ | |
106 | ||
107 | void | |
108 | cupsdLoadRemoteCache(void) | |
109 | { | |
110 | cups_file_t *fp; /* remote.cache file */ | |
111 | int linenum; /* Current line number */ | |
112 | char line[1024], /* Line from file */ | |
113 | *value, /* Pointer to value */ | |
114 | *valueptr; /* Pointer into value */ | |
115 | cupsd_printer_t *p; /* Current printer */ | |
116 | time_t now; /* Current time */ | |
117 | ||
118 | ||
119 | /* | |
120 | * Open the remote.cache file... | |
121 | */ | |
122 | ||
123 | snprintf(line, sizeof(line), "%s/remote.cache", CacheDir); | |
124 | if ((fp = cupsFileOpen(line, "r")) == NULL) | |
125 | return; | |
126 | ||
127 | /* | |
128 | * Read printer configurations until we hit EOF... | |
129 | */ | |
130 | ||
131 | linenum = 0; | |
132 | p = NULL; | |
133 | now = time(NULL); | |
134 | ||
135 | while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum)) | |
136 | { | |
137 | /* | |
138 | * Decode the directive... | |
139 | */ | |
140 | ||
141 | if (!strcasecmp(line, "<Printer") || | |
142 | !strcasecmp(line, "<DefaultPrinter")) | |
143 | { | |
144 | /* | |
145 | * <Printer name> or <DefaultPrinter name> | |
146 | */ | |
147 | ||
148 | if (p == NULL && value) | |
149 | { | |
150 | /* | |
151 | * Add the printer and a base file type... | |
152 | */ | |
153 | ||
154 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
155 | "cupsdLoadRemoteCache: Loading printer %s...", value); | |
156 | ||
157 | p = cupsdAddPrinter(value); | |
158 | p->accepting = 1; | |
159 | p->state = IPP_PRINTER_IDLE; | |
160 | p->type |= CUPS_PRINTER_REMOTE; | |
161 | p->browse_time = now + BrowseTimeout; | |
162 | ||
163 | /* | |
164 | * Set the default printer as needed... | |
165 | */ | |
166 | ||
167 | if (!strcasecmp(line, "<DefaultPrinter")) | |
168 | DefaultPrinter = p; | |
169 | } | |
170 | else | |
171 | { | |
172 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
173 | "Syntax error on line %d of remote.cache.", linenum); | |
174 | return; | |
175 | } | |
176 | } | |
177 | else if (!strcasecmp(line, "<Class") || | |
178 | !strcasecmp(line, "<DefaultClass")) | |
179 | { | |
180 | /* | |
181 | * <Class name> or <DefaultClass name> | |
182 | */ | |
183 | ||
184 | if (p == NULL && value) | |
185 | { | |
186 | /* | |
187 | * Add the printer and a base file type... | |
188 | */ | |
189 | ||
190 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
191 | "cupsdLoadRemoteCache: Loading class %s...", value); | |
192 | ||
193 | p = cupsdAddClass(value); | |
194 | p->accepting = 1; | |
195 | p->state = IPP_PRINTER_IDLE; | |
196 | p->type |= CUPS_PRINTER_REMOTE; | |
197 | p->browse_time = now + BrowseTimeout; | |
198 | ||
199 | /* | |
200 | * Set the default printer as needed... | |
201 | */ | |
202 | ||
203 | if (!strcasecmp(line, "<DefaultClass")) | |
204 | DefaultPrinter = p; | |
205 | } | |
206 | else | |
207 | { | |
208 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
209 | "Syntax error on line %d of remote.cache.", linenum); | |
210 | return; | |
211 | } | |
212 | } | |
213 | else if (!strcasecmp(line, "</Printer>") || | |
214 | !strcasecmp(line, "</Class>")) | |
215 | { | |
216 | if (p != NULL) | |
217 | { | |
218 | /* | |
219 | * Close out the current printer... | |
220 | */ | |
221 | ||
222 | cupsdSetPrinterAttrs(p); | |
223 | ||
224 | p = NULL; | |
225 | } | |
226 | else | |
227 | { | |
228 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
229 | "Syntax error on line %d of remote.cache.", linenum); | |
230 | return; | |
231 | } | |
232 | } | |
233 | else if (!p) | |
234 | { | |
235 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
236 | "Syntax error on line %d of remote.cache.", linenum); | |
237 | return; | |
238 | } | |
239 | else if (!strcasecmp(line, "Info")) | |
240 | { | |
241 | if (value) | |
242 | cupsdSetString(&p->info, value); | |
243 | } | |
244 | else if (!strcasecmp(line, "MakeModel")) | |
245 | { | |
246 | if (value) | |
247 | cupsdSetString(&p->make_model, value); | |
248 | } | |
249 | else if (!strcasecmp(line, "Location")) | |
250 | { | |
251 | if (value) | |
252 | cupsdSetString(&p->location, value); | |
253 | } | |
254 | else if (!strcasecmp(line, "DeviceURI")) | |
255 | { | |
256 | if (value) | |
257 | cupsdSetString(&p->device_uri, value); | |
258 | else | |
259 | { | |
260 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
261 | "Syntax error on line %d of remote.cache.", linenum); | |
262 | return; | |
263 | } | |
264 | } | |
265 | else if (!strcasecmp(line, "State")) | |
266 | { | |
267 | /* | |
268 | * Set the initial queue state... | |
269 | */ | |
270 | ||
271 | if (value && !strcasecmp(value, "idle")) | |
272 | p->state = IPP_PRINTER_IDLE; | |
273 | else if (value && !strcasecmp(value, "stopped")) | |
274 | p->state = IPP_PRINTER_STOPPED; | |
275 | else | |
276 | { | |
277 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
278 | "Syntax error on line %d of remote.cache.", linenum); | |
279 | return; | |
280 | } | |
281 | } | |
282 | else if (!strcasecmp(line, "StateMessage")) | |
283 | { | |
284 | /* | |
285 | * Set the initial queue state message... | |
286 | */ | |
287 | ||
288 | if (value) | |
289 | strlcpy(p->state_message, value, sizeof(p->state_message)); | |
290 | } | |
291 | else if (!strcasecmp(line, "Accepting")) | |
292 | { | |
293 | /* | |
294 | * Set the initial accepting state... | |
295 | */ | |
296 | ||
297 | if (value && | |
298 | (!strcasecmp(value, "yes") || | |
299 | !strcasecmp(value, "on") || | |
300 | !strcasecmp(value, "true"))) | |
301 | p->accepting = 1; | |
302 | else if (value && | |
303 | (!strcasecmp(value, "no") || | |
304 | !strcasecmp(value, "off") || | |
305 | !strcasecmp(value, "false"))) | |
306 | p->accepting = 0; | |
307 | else | |
308 | { | |
309 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
310 | "Syntax error on line %d of remote.cache.", linenum); | |
311 | return; | |
312 | } | |
313 | } | |
314 | else if (!strcasecmp(line, "Type")) | |
315 | { | |
316 | if (value) | |
317 | p->type = atoi(value); | |
318 | else | |
319 | { | |
320 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
321 | "Syntax error on line %d of remote.cache.", linenum); | |
322 | return; | |
323 | } | |
324 | } | |
325 | else if (!strcasecmp(line, "BrowseTime")) | |
326 | { | |
327 | if (value) | |
328 | { | |
329 | time_t t = atoi(value); | |
330 | ||
331 | if (t > (now + BrowseInterval)) | |
332 | p->browse_time = t; | |
333 | } | |
334 | else | |
335 | { | |
336 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
337 | "Syntax error on line %d of remote.cache.", linenum); | |
338 | return; | |
339 | } | |
340 | } | |
341 | else if (!strcasecmp(line, "JobSheets")) | |
342 | { | |
343 | /* | |
344 | * Set the initial job sheets... | |
345 | */ | |
346 | ||
347 | if (value) | |
348 | { | |
349 | for (valueptr = value; *valueptr && !isspace(*valueptr & 255); valueptr ++); | |
350 | ||
351 | if (*valueptr) | |
352 | *valueptr++ = '\0'; | |
353 | ||
354 | cupsdSetString(&p->job_sheets[0], value); | |
355 | ||
356 | while (isspace(*valueptr & 255)) | |
357 | valueptr ++; | |
358 | ||
359 | if (*valueptr) | |
360 | { | |
361 | for (value = valueptr; *valueptr && !isspace(*valueptr & 255); valueptr ++); | |
362 | ||
363 | if (*valueptr) | |
364 | *valueptr++ = '\0'; | |
365 | ||
366 | cupsdSetString(&p->job_sheets[1], value); | |
367 | } | |
368 | } | |
369 | else | |
370 | { | |
371 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
372 | "Syntax error on line %d of remote.cache.", linenum); | |
373 | return; | |
374 | } | |
375 | } | |
376 | else if (!strcasecmp(line, "AllowUser")) | |
377 | { | |
378 | if (value) | |
379 | { | |
380 | p->deny_users = 0; | |
381 | cupsdAddPrinterUser(p, value); | |
382 | } | |
383 | else | |
384 | { | |
385 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
386 | "Syntax error on line %d of remote.cache.", linenum); | |
387 | return; | |
388 | } | |
389 | } | |
390 | else if (!strcasecmp(line, "DenyUser")) | |
391 | { | |
392 | if (value) | |
393 | { | |
394 | p->deny_users = 1; | |
395 | cupsdAddPrinterUser(p, value); | |
396 | } | |
397 | else | |
398 | { | |
399 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
400 | "Syntax error on line %d of remote.cache.", linenum); | |
401 | return; | |
402 | } | |
403 | } | |
404 | else | |
405 | { | |
406 | /* | |
407 | * Something else we don't understand... | |
408 | */ | |
409 | ||
410 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
411 | "Unknown configuration directive %s on line %d of remote.cache.", | |
412 | line, linenum); | |
413 | } | |
414 | } | |
415 | ||
416 | cupsFileClose(fp); | |
417 | ||
418 | /* | |
419 | * Do auto-classing if needed... | |
420 | */ | |
421 | ||
422 | cupsdProcessImplicitClasses(); | |
423 | } | |
424 | ||
425 | ||
426 | /* | |
427 | * 'cupsdProcessBrowseData()' - Process new browse data. | |
428 | */ | |
429 | ||
430 | void | |
431 | cupsdProcessBrowseData( | |
432 | const char *uri, /* I - URI of printer/class */ | |
433 | cups_ptype_t type, /* I - Printer type */ | |
434 | ipp_pstate_t state, /* I - Printer state */ | |
435 | const char *location, /* I - Printer location */ | |
436 | const char *info, /* I - Printer information */ | |
437 | const char *make_model, /* I - Printer make and model */ | |
438 | int num_attrs, /* I - Number of attributes */ | |
439 | cups_option_t *attrs) /* I - Attributes */ | |
440 | { | |
441 | int update; /* Update printer attributes? */ | |
442 | char finaluri[HTTP_MAX_URI], /* Final URI for printer */ | |
443 | method[HTTP_MAX_URI], /* Method portion of URI */ | |
444 | username[HTTP_MAX_URI], /* Username portion of URI */ | |
445 | host[HTTP_MAX_URI], /* Host portion of URI */ | |
446 | resource[HTTP_MAX_URI]; /* Resource portion of URI */ | |
447 | int port; /* Port portion of URI */ | |
448 | char name[IPP_MAX_NAME], /* Name of printer */ | |
449 | *hptr, /* Pointer into hostname */ | |
450 | *sptr; /* Pointer into ServerName */ | |
451 | char local_make_model[IPP_MAX_NAME]; | |
452 | /* Local make and model */ | |
453 | cupsd_printer_t *p; /* Printer information */ | |
454 | const char *ipp_options; /* ipp-options value */ | |
455 | ||
456 | ||
457 | /* | |
458 | * Pull the URI apart to see if this is a local or remote printer... | |
459 | */ | |
460 | ||
461 | httpSeparateURI(uri, method, sizeof(method), username, sizeof(username), | |
462 | host, sizeof(host), &port, resource, sizeof(resource)); | |
463 | ||
464 | /* | |
465 | * Determine if the URI contains any illegal characters in it... | |
466 | */ | |
467 | ||
468 | if (strncmp(uri, "ipp://", 6) || !host[0] || | |
469 | (strncmp(resource, "/printers/", 10) && | |
470 | strncmp(resource, "/classes/", 9))) | |
471 | { | |
472 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
473 | "cupsdProcessBrowseData: Bad printer URI in browse data: %s", | |
474 | uri); | |
475 | return; | |
476 | } | |
477 | ||
478 | if (strchr(resource, '?') || | |
479 | (!strncmp(resource, "/printers/", 10) && strchr(resource + 10, '/')) || | |
480 | (!strncmp(resource, "/classes/", 9) && strchr(resource + 9, '/'))) | |
481 | { | |
482 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
483 | "cupsdProcessBrowseData: Bad resource in browse data: %s", | |
484 | resource); | |
485 | return; | |
486 | } | |
487 | ||
488 | /* | |
489 | * OK, this isn't a local printer; add any remote options... | |
490 | */ | |
491 | ||
492 | ipp_options = cupsGetOption("ipp-options", num_attrs, attrs); | |
493 | ||
494 | if (BrowseRemoteOptions) | |
495 | { | |
496 | if (BrowseRemoteOptions[0] == '?') | |
497 | { | |
498 | /* | |
499 | * Override server-supplied options... | |
500 | */ | |
501 | ||
502 | snprintf(finaluri, sizeof(finaluri), "%s%s", uri, BrowseRemoteOptions); | |
503 | } | |
504 | else if (ipp_options) | |
505 | { | |
506 | /* | |
507 | * Combine the server and local options... | |
508 | */ | |
509 | ||
510 | snprintf(finaluri, sizeof(finaluri), "%s?%s+%s", uri, ipp_options, | |
511 | BrowseRemoteOptions); | |
512 | } | |
513 | else | |
514 | { | |
515 | /* | |
516 | * Just use the local options... | |
517 | */ | |
518 | ||
519 | snprintf(finaluri, sizeof(finaluri), "%s?%s", uri, BrowseRemoteOptions); | |
520 | } | |
521 | ||
522 | uri = finaluri; | |
523 | } | |
524 | else if (ipp_options) | |
525 | { | |
526 | /* | |
527 | * Just use the server-supplied options... | |
528 | */ | |
529 | ||
530 | snprintf(finaluri, sizeof(finaluri), "%s?%s", uri, ipp_options); | |
531 | uri = finaluri; | |
532 | } | |
533 | ||
534 | /* | |
535 | * See if we already have it listed in the Printers list, and add it if not... | |
536 | */ | |
537 | ||
538 | type |= CUPS_PRINTER_REMOTE; | |
539 | type &= ~CUPS_PRINTER_IMPLICIT; | |
540 | update = 0; | |
541 | hptr = strchr(host, '.'); | |
542 | sptr = strchr(ServerName, '.'); | |
543 | ||
544 | if (sptr != NULL && hptr != NULL) | |
545 | { | |
546 | /* | |
547 | * Strip the common domain name components... | |
548 | */ | |
549 | ||
550 | while (hptr != NULL) | |
551 | { | |
552 | if (!strcasecmp(hptr, sptr)) | |
553 | { | |
554 | *hptr = '\0'; | |
555 | break; | |
556 | } | |
557 | else | |
558 | hptr = strchr(hptr + 1, '.'); | |
559 | } | |
560 | } | |
561 | ||
562 | if (type & CUPS_PRINTER_CLASS) | |
563 | { | |
564 | /* | |
565 | * Remote destination is a class... | |
566 | */ | |
567 | ||
568 | if (!strncmp(resource, "/classes/", 9)) | |
569 | snprintf(name, sizeof(name), "%s@%s", resource + 9, host); | |
570 | else | |
571 | return; | |
572 | ||
573 | if ((p = cupsdFindClass(name)) == NULL && BrowseShortNames) | |
574 | { | |
575 | if ((p = cupsdFindClass(resource + 9)) != NULL) | |
576 | { | |
577 | if (p->hostname && strcasecmp(p->hostname, host)) | |
578 | { | |
579 | /* | |
580 | * Nope, this isn't the same host; if the hostname isn't the local host, | |
581 | * add it to the other class and then find a class using the full host | |
582 | * name... | |
583 | */ | |
584 | ||
585 | if (p->type & CUPS_PRINTER_REMOTE) | |
586 | { | |
587 | cupsdLogMessage(CUPSD_LOG_INFO, | |
588 | "Renamed remote class \"%s\" to \"%s@%s\"...", | |
589 | p->name, p->name, p->hostname); | |
590 | cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED, p, NULL, | |
591 | "Class \'%s\' deleted by directory services.", | |
592 | p->name); | |
593 | ||
594 | cupsArrayRemove(Printers, p); | |
595 | cupsdSetStringf(&p->name, "%s@%s", p->name, p->hostname); | |
596 | cupsdSetPrinterAttrs(p); | |
597 | cupsArrayAdd(Printers, p); | |
598 | ||
599 | cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED, p, NULL, | |
600 | "Class \'%s\' added by directory services.", | |
601 | p->name); | |
602 | } | |
603 | ||
604 | p = NULL; | |
605 | } | |
606 | else if (!p->hostname) | |
607 | { | |
608 | /* | |
609 | * Hostname not set, so this must be a cached remote printer | |
610 | * that was created for a pending print job... | |
611 | */ | |
612 | ||
613 | cupsdSetString(&p->hostname, host); | |
614 | cupsdSetString(&p->uri, uri); | |
615 | cupsdSetString(&p->device_uri, uri); | |
616 | update = 1; | |
617 | } | |
618 | } | |
619 | else | |
620 | { | |
621 | /* | |
622 | * Use the short name for this shared class. | |
623 | */ | |
624 | ||
625 | strlcpy(name, resource + 9, sizeof(name)); | |
626 | } | |
627 | } | |
628 | else if (p && !p->hostname) | |
629 | { | |
630 | /* | |
631 | * Hostname not set, so this must be a cached remote printer | |
632 | * that was created for a pending print job... | |
633 | */ | |
634 | ||
635 | cupsdSetString(&p->hostname, host); | |
636 | cupsdSetString(&p->uri, uri); | |
637 | cupsdSetString(&p->device_uri, uri); | |
638 | update = 1; | |
639 | } | |
640 | ||
641 | if (!p) | |
642 | { | |
643 | /* | |
644 | * Class doesn't exist; add it... | |
645 | */ | |
646 | ||
647 | p = cupsdAddClass(name); | |
648 | ||
649 | cupsdLogMessage(CUPSD_LOG_INFO, "Added remote class \"%s\"...", name); | |
650 | ||
651 | cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED, p, NULL, | |
652 | "Class \'%s\' added by directory services.", name); | |
653 | ||
654 | /* | |
655 | * Force the URI to point to the real server... | |
656 | */ | |
657 | ||
658 | p->type = type & ~CUPS_PRINTER_REJECTING; | |
659 | p->accepting = 1; | |
660 | cupsdSetString(&p->uri, uri); | |
661 | cupsdSetString(&p->device_uri, uri); | |
662 | cupsdSetString(&p->hostname, host); | |
663 | ||
664 | update = 1; | |
665 | } | |
666 | } | |
667 | else | |
668 | { | |
669 | /* | |
670 | * Remote destination is a printer... | |
671 | */ | |
672 | ||
673 | if (strncmp(resource, "/printers/", 10) == 0) | |
674 | snprintf(name, sizeof(name), "%s@%s", resource + 10, host); | |
675 | else | |
676 | return; | |
677 | ||
678 | if ((p = cupsdFindPrinter(name)) == NULL && BrowseShortNames) | |
679 | { | |
680 | if ((p = cupsdFindPrinter(resource + 10)) != NULL) | |
681 | { | |
682 | if (p->hostname && strcasecmp(p->hostname, host)) | |
683 | { | |
684 | /* | |
685 | * Nope, this isn't the same host; if the hostname isn't the local host, | |
686 | * add it to the other printer and then find a printer using the full host | |
687 | * name... | |
688 | */ | |
689 | ||
690 | if (p->type & CUPS_PRINTER_REMOTE) | |
691 | { | |
692 | cupsdLogMessage(CUPSD_LOG_INFO, | |
693 | "Renamed remote printer \"%s\" to \"%s@%s\"...", | |
694 | p->name, p->name, p->hostname); | |
695 | cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED, p, NULL, | |
696 | "Printer \'%s\' deleted by directory services.", | |
697 | p->name); | |
698 | ||
699 | cupsArrayRemove(Printers, p); | |
700 | cupsdSetStringf(&p->name, "%s@%s", p->name, p->hostname); | |
701 | cupsdSetPrinterAttrs(p); | |
702 | cupsArrayAdd(Printers, p); | |
703 | ||
704 | cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED, p, NULL, | |
705 | "Printer \'%s\' added by directory services.", | |
706 | p->name); | |
707 | } | |
708 | ||
709 | p = NULL; | |
710 | } | |
711 | else if (!p->hostname) | |
712 | { | |
713 | /* | |
714 | * Hostname not set, so this must be a cached remote printer | |
715 | * that was created for a pending print job... | |
716 | */ | |
717 | ||
718 | cupsdSetString(&p->hostname, host); | |
719 | cupsdSetString(&p->uri, uri); | |
720 | cupsdSetString(&p->device_uri, uri); | |
721 | update = 1; | |
722 | } | |
723 | } | |
724 | else | |
725 | { | |
726 | /* | |
727 | * Use the short name for this shared printer. | |
728 | */ | |
729 | ||
730 | strlcpy(name, resource + 10, sizeof(name)); | |
731 | } | |
732 | } | |
733 | else if (p && !p->hostname) | |
734 | { | |
735 | /* | |
736 | * Hostname not set, so this must be a cached remote printer | |
737 | * that was created for a pending print job... | |
738 | */ | |
739 | ||
740 | cupsdSetString(&p->hostname, host); | |
741 | cupsdSetString(&p->uri, uri); | |
742 | cupsdSetString(&p->device_uri, uri); | |
743 | update = 1; | |
744 | } | |
745 | ||
746 | if (!p) | |
747 | { | |
748 | /* | |
749 | * Printer doesn't exist; add it... | |
750 | */ | |
751 | ||
752 | p = cupsdAddPrinter(name); | |
753 | ||
754 | cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED, p, NULL, | |
755 | "Printer \'%s\' added by directory services.", name); | |
756 | ||
757 | cupsdLogMessage(CUPSD_LOG_INFO, "Added remote printer \"%s\"...", name); | |
758 | ||
759 | /* | |
760 | * Force the URI to point to the real server... | |
761 | */ | |
762 | ||
763 | p->type = type & ~CUPS_PRINTER_REJECTING; | |
764 | p->accepting = 1; | |
765 | cupsdSetString(&p->hostname, host); | |
766 | cupsdSetString(&p->uri, uri); | |
767 | cupsdSetString(&p->device_uri, uri); | |
768 | ||
769 | update = 1; | |
770 | } | |
771 | } | |
772 | ||
773 | /* | |
774 | * Update the state... | |
775 | */ | |
776 | ||
777 | p->state = state; | |
778 | p->browse_time = time(NULL); | |
779 | ||
780 | if (type & CUPS_PRINTER_REJECTING) | |
781 | { | |
782 | type &= ~CUPS_PRINTER_REJECTING; | |
783 | ||
784 | if (p->accepting) | |
785 | { | |
786 | update = 1; | |
787 | p->accepting = 0; | |
788 | } | |
789 | } | |
790 | else if (!p->accepting) | |
791 | { | |
792 | update = 1; | |
793 | p->accepting = 1; | |
794 | } | |
795 | ||
796 | if (p->type != type) | |
797 | { | |
798 | p->type = type; | |
799 | update = 1; | |
800 | } | |
801 | ||
802 | if (location && (!p->location || strcmp(p->location, location))) | |
803 | { | |
804 | cupsdSetString(&p->location, location); | |
805 | update = 1; | |
806 | } | |
807 | ||
808 | if (info && (!p->info || strcmp(p->info, info))) | |
809 | { | |
810 | cupsdSetString(&p->info, info); | |
811 | update = 1; | |
812 | } | |
813 | ||
814 | if (!make_model || !make_model[0]) | |
815 | { | |
816 | if (type & CUPS_PRINTER_CLASS) | |
817 | snprintf(local_make_model, sizeof(local_make_model), | |
818 | "Remote Class on %s", host); | |
819 | else | |
820 | snprintf(local_make_model, sizeof(local_make_model), | |
821 | "Remote Printer on %s", host); | |
822 | } | |
823 | else | |
824 | snprintf(local_make_model, sizeof(local_make_model), | |
825 | "%s on %s", make_model, host); | |
826 | ||
827 | if (!p->make_model || strcmp(p->make_model, local_make_model)) | |
828 | { | |
829 | cupsdSetString(&p->make_model, local_make_model); | |
830 | update = 1; | |
831 | } | |
832 | ||
833 | if (type & CUPS_PRINTER_DELETE) | |
834 | { | |
835 | cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED, p, NULL, | |
836 | "%s \'%s\' deleted by directory services.", | |
837 | (type & CUPS_PRINTER_CLASS) ? "Class" : "Printer", p->name); | |
838 | ||
839 | cupsdExpireSubscriptions(p, NULL); | |
840 | ||
841 | cupsdDeletePrinter(p, 1); | |
842 | cupsdUpdateImplicitClasses(); | |
843 | } | |
844 | else if (update) | |
845 | { | |
846 | cupsdSetPrinterAttrs(p); | |
847 | cupsdUpdateImplicitClasses(); | |
848 | } | |
849 | ||
850 | /* | |
851 | * See if we have a default printer... If not, make the first printer the | |
852 | * default. | |
853 | */ | |
854 | ||
855 | if (DefaultPrinter == NULL && Printers != NULL) | |
856 | DefaultPrinter = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
857 | ||
858 | /* | |
859 | * Do auto-classing if needed... | |
860 | */ | |
861 | ||
862 | cupsdProcessImplicitClasses(); | |
863 | ||
864 | /* | |
865 | * Update the printcap file... | |
866 | */ | |
867 | ||
868 | cupsdWritePrintcap(); | |
869 | } | |
870 | ||
871 | ||
872 | /* | |
873 | * 'cupsdProcessImplicitClasses()' - Create/update implicit classes as needed. | |
874 | */ | |
875 | ||
876 | void | |
877 | cupsdProcessImplicitClasses(void) | |
878 | { | |
879 | int i; /* Looping var */ | |
880 | int update; /* Update printer attributes? */ | |
881 | char name[IPP_MAX_NAME], /* Name of printer */ | |
882 | *hptr; /* Pointer into hostname */ | |
883 | cupsd_printer_t *p, /* Printer information */ | |
884 | *pclass, /* Printer class */ | |
885 | *first; /* First printer in class */ | |
886 | int offset, /* Offset of name */ | |
887 | len; /* Length of name */ | |
888 | ||
889 | ||
890 | if (!ImplicitClasses || !Printers) | |
891 | return; | |
892 | ||
893 | /* | |
894 | * Loop through all available printers and create classes as needed... | |
895 | */ | |
896 | ||
897 | for (p = (cupsd_printer_t *)cupsArrayFirst(Printers), len = 0, offset = 0, | |
898 | update = 0, pclass = NULL, first = NULL; | |
899 | p != NULL; | |
900 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
901 | { | |
902 | /* | |
903 | * Skip implicit classes... | |
904 | */ | |
905 | ||
906 | if (p->type & CUPS_PRINTER_IMPLICIT) | |
907 | { | |
908 | len = 0; | |
909 | continue; | |
910 | } | |
911 | ||
912 | /* | |
913 | * If len == 0, get the length of this printer name up to the "@" | |
914 | * sign (if any). | |
915 | */ | |
916 | ||
917 | cupsArraySave(Printers); | |
918 | ||
919 | if (len > 0 && | |
920 | strncasecmp(p->name, name + offset, len) == 0 && | |
921 | (p->name[len] == '\0' || p->name[len] == '@')) | |
922 | { | |
923 | /* | |
924 | * We have more than one printer with the same name; see if | |
925 | * we have a class, and if this printer is a member... | |
926 | */ | |
927 | ||
928 | if (pclass && strcasecmp(pclass->name, name)) | |
929 | { | |
930 | if (update) | |
931 | cupsdSetPrinterAttrs(pclass); | |
932 | ||
933 | update = 0; | |
934 | pclass = NULL; | |
935 | } | |
936 | ||
937 | if (!pclass && (pclass = cupsdFindDest(name)) == NULL) | |
938 | { | |
939 | /* | |
940 | * Need to add the class... | |
941 | */ | |
942 | ||
943 | pclass = cupsdAddPrinter(name); | |
944 | cupsArrayAdd(ImplicitPrinters, pclass); | |
945 | ||
946 | pclass->type |= CUPS_PRINTER_IMPLICIT; | |
947 | pclass->accepting = 1; | |
948 | pclass->state = IPP_PRINTER_IDLE; | |
949 | ||
950 | cupsdSetString(&pclass->location, p->location); | |
951 | cupsdSetString(&pclass->info, p->info); | |
952 | ||
953 | update = 1; | |
954 | ||
955 | cupsdLogMessage(CUPSD_LOG_INFO, "Added implicit class \"%s\"...", | |
956 | name); | |
957 | } | |
958 | ||
959 | if (first != NULL) | |
960 | { | |
961 | for (i = 0; i < pclass->num_printers; i ++) | |
962 | if (pclass->printers[i] == first) | |
963 | break; | |
964 | ||
965 | if (i >= pclass->num_printers) | |
966 | { | |
967 | first->in_implicit_class = 1; | |
968 | cupsdAddPrinterToClass(pclass, first); | |
969 | } | |
970 | ||
971 | first = NULL; | |
972 | } | |
973 | ||
974 | for (i = 0; i < pclass->num_printers; i ++) | |
975 | if (pclass->printers[i] == p) | |
976 | break; | |
977 | ||
978 | if (i >= pclass->num_printers) | |
979 | { | |
980 | p->in_implicit_class = 1; | |
981 | cupsdAddPrinterToClass(pclass, p); | |
982 | update = 1; | |
983 | } | |
984 | } | |
985 | else | |
986 | { | |
987 | /* | |
988 | * First time around; just get name length and mark it as first | |
989 | * in the list... | |
990 | */ | |
991 | ||
992 | if ((hptr = strchr(p->name, '@')) != NULL) | |
993 | len = hptr - p->name; | |
994 | else | |
995 | len = strlen(p->name); | |
996 | ||
997 | strncpy(name, p->name, len); | |
998 | name[len] = '\0'; | |
999 | offset = 0; | |
1000 | ||
1001 | if ((first = (hptr ? cupsdFindDest(name) : p)) != NULL && | |
1002 | !(first->type & CUPS_PRINTER_IMPLICIT)) | |
1003 | { | |
1004 | /* | |
1005 | * Can't use same name as a local printer; add "Any" to the | |
1006 | * front of the name, unless we have explicitly disabled | |
1007 | * the "ImplicitAnyClasses"... | |
1008 | */ | |
1009 | ||
1010 | if (ImplicitAnyClasses && len < (sizeof(name) - 4)) | |
1011 | { | |
1012 | /* | |
1013 | * Add "Any" to the class name... | |
1014 | */ | |
1015 | ||
1016 | strcpy(name, "Any"); | |
1017 | strncpy(name + 3, p->name, len); | |
1018 | name[len + 3] = '\0'; | |
1019 | offset = 3; | |
1020 | } | |
1021 | else | |
1022 | { | |
1023 | /* | |
1024 | * Don't create an implicit class if we have a local printer | |
1025 | * with the same name... | |
1026 | */ | |
1027 | ||
1028 | len = 0; | |
1029 | cupsArrayRestore(Printers); | |
1030 | continue; | |
1031 | } | |
1032 | } | |
1033 | ||
1034 | first = p; | |
1035 | } | |
1036 | ||
1037 | cupsArrayRestore(Printers); | |
1038 | } | |
1039 | ||
1040 | /* | |
1041 | * Update the last printer class as needed... | |
1042 | */ | |
1043 | ||
1044 | if (pclass && update) | |
1045 | cupsdSetPrinterAttrs(pclass); | |
1046 | } | |
1047 | ||
1048 | ||
1049 | /* | |
1050 | * 'cupsdSaveRemoteCache()' - Save the remote printer cache. | |
1051 | */ | |
1052 | ||
1053 | void | |
1054 | cupsdSaveRemoteCache(void) | |
1055 | { | |
1056 | int i; /* Looping var */ | |
1057 | cups_file_t *fp; /* printers.conf file */ | |
1058 | char temp[1024]; /* Temporary string */ | |
1059 | cupsd_printer_t *printer; /* Current printer class */ | |
1060 | time_t curtime; /* Current time */ | |
1061 | struct tm *curdate; /* Current date */ | |
1062 | ||
1063 | ||
1064 | /* | |
1065 | * Create the remote.cache file... | |
1066 | */ | |
1067 | ||
1068 | snprintf(temp, sizeof(temp), "%s/remote.cache", CacheDir); | |
1069 | ||
1070 | if ((fp = cupsFileOpen(temp, "w")) == NULL) | |
1071 | { | |
1072 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1073 | "Unable to save remote.cache - %s", strerror(errno)); | |
1074 | return; | |
1075 | } | |
1076 | else | |
1077 | cupsdLogMessage(CUPSD_LOG_INFO, "Saving remote.cache..."); | |
1078 | ||
1079 | /* | |
1080 | * Restrict access to the file... | |
1081 | */ | |
1082 | ||
1083 | fchown(cupsFileNumber(fp), getuid(), Group); | |
1084 | fchmod(cupsFileNumber(fp), ConfigFilePerm); | |
1085 | ||
1086 | /* | |
1087 | * Write a small header to the file... | |
1088 | */ | |
1089 | ||
1090 | curtime = time(NULL); | |
1091 | curdate = localtime(&curtime); | |
1092 | strftime(temp, sizeof(temp) - 1, "%Y-%m-%d %H:%M", curdate); | |
1093 | ||
1094 | cupsFilePuts(fp, "# Remote cache file for " CUPS_SVERSION "\n"); | |
1095 | cupsFilePrintf(fp, "# Written by cupsd on %s\n", temp); | |
1096 | ||
1097 | /* | |
1098 | * Write each local printer known to the system... | |
1099 | */ | |
1100 | ||
1101 | for (printer = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
1102 | printer; | |
1103 | printer = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
1104 | { | |
1105 | /* | |
1106 | * Skip local destinations... | |
1107 | */ | |
1108 | ||
1109 | if (!(printer->type & CUPS_PRINTER_REMOTE)) | |
1110 | continue; | |
1111 | ||
1112 | /* | |
1113 | * Write printers as needed... | |
1114 | */ | |
1115 | ||
1116 | if (printer == DefaultPrinter) | |
1117 | cupsFilePuts(fp, "<Default"); | |
1118 | else | |
1119 | cupsFilePutChar(fp, '<'); | |
1120 | ||
1121 | if (printer->type & CUPS_PRINTER_CLASS) | |
1122 | cupsFilePrintf(fp, "Class %s>\n", printer->name); | |
1123 | else | |
1124 | cupsFilePrintf(fp, "Printer %s>\n", printer->name); | |
1125 | ||
1126 | cupsFilePrintf(fp, "Type %d\n", printer->type); | |
1127 | ||
1128 | cupsFilePrintf(fp, "BrowseTime %d\n", (int)printer->browse_time); | |
1129 | ||
1130 | if (printer->info) | |
1131 | cupsFilePrintf(fp, "Info %s\n", printer->info); | |
1132 | ||
1133 | if (printer->make_model) | |
1134 | cupsFilePrintf(fp, "MakeModel %s\n", printer->make_model); | |
1135 | ||
1136 | if (printer->location) | |
1137 | cupsFilePrintf(fp, "Location %s\n", printer->location); | |
1138 | ||
1139 | if (printer->device_uri) | |
1140 | cupsFilePrintf(fp, "DeviceURI %s\n", printer->device_uri); | |
1141 | ||
1142 | if (printer->state == IPP_PRINTER_STOPPED) | |
1143 | { | |
1144 | cupsFilePuts(fp, "State Stopped\n"); | |
1145 | cupsFilePrintf(fp, "StateMessage %s\n", printer->state_message); | |
1146 | } | |
1147 | else | |
1148 | cupsFilePuts(fp, "State Idle\n"); | |
1149 | ||
1150 | if (printer->accepting) | |
1151 | cupsFilePuts(fp, "Accepting Yes\n"); | |
1152 | else | |
1153 | cupsFilePuts(fp, "Accepting No\n"); | |
1154 | ||
1155 | cupsFilePrintf(fp, "JobSheets %s %s\n", printer->job_sheets[0], | |
1156 | printer->job_sheets[1]); | |
1157 | ||
1158 | for (i = 0; i < printer->num_users; i ++) | |
1159 | cupsFilePrintf(fp, "%sUser %s\n", printer->deny_users ? "Deny" : "Allow", | |
1160 | printer->users[i]); | |
1161 | ||
1162 | if (printer->type & CUPS_PRINTER_CLASS) | |
1163 | cupsFilePuts(fp, "</Class>\n"); | |
1164 | else | |
1165 | cupsFilePuts(fp, "</Printer>\n"); | |
1166 | } | |
1167 | ||
1168 | cupsFileClose(fp); | |
1169 | } | |
1170 | ||
1171 | ||
1172 | /* | |
1173 | * 'cupsdSendBrowseDelete()' - Send a "browse delete" message for a printer. | |
1174 | */ | |
1175 | ||
1176 | void | |
1177 | cupsdSendBrowseDelete( | |
1178 | cupsd_printer_t *p) /* I - Printer to delete */ | |
1179 | { | |
1180 | /* | |
1181 | * Only announce if browsing is enabled... | |
1182 | */ | |
1183 | ||
1184 | if (!Browsing || !p->shared) | |
1185 | return; | |
1186 | ||
1187 | /* | |
1188 | * First mark the printer for deletion... | |
1189 | */ | |
1190 | ||
1191 | p->type |= CUPS_PRINTER_DELETE; | |
1192 | ||
1193 | /* | |
1194 | * Announce the deletion... | |
1195 | */ | |
1196 | ||
1197 | if (BrowseLocalProtocols & BROWSE_CUPS) | |
1198 | cupsdSendCUPSBrowse(p); | |
1199 | #ifdef HAVE_LIBSLP | |
1200 | if (BrowseLocalProtocols & BROWSE_SLP) | |
1201 | slp_dereg_printer(p); | |
1202 | #endif /* HAVE_LIBSLP */ | |
1203 | } | |
1204 | ||
1205 | ||
1206 | /* | |
1207 | * 'cupsdSendBrowseList()' - Send new browsing information as necessary. | |
1208 | */ | |
1209 | ||
1210 | void | |
1211 | cupsdSendBrowseList(void) | |
1212 | { | |
1213 | int count; /* Number of dests to update */ | |
1214 | cupsd_printer_t *p; /* Current printer */ | |
1215 | time_t ut, /* Minimum update time */ | |
1216 | to; /* Timeout time */ | |
1217 | ||
1218 | ||
1219 | if (!Browsing || !BrowseLocalProtocols || !Printers) | |
1220 | return; | |
1221 | ||
1222 | /* | |
1223 | * Compute the update and timeout times... | |
1224 | */ | |
1225 | ||
1226 | ut = time(NULL) - BrowseInterval; | |
1227 | to = time(NULL) - BrowseTimeout; | |
1228 | ||
1229 | /* | |
1230 | * Figure out how many printers need an update... | |
1231 | */ | |
1232 | ||
1233 | if (BrowseInterval > 0) | |
1234 | { | |
1235 | int max_count; /* Maximum number to update */ | |
1236 | ||
1237 | ||
1238 | /* | |
1239 | * Throttle the number of printers we'll be updating this time | |
1240 | * around based on the number of queues that need updating and | |
1241 | * the maximum number of queues to update each second... | |
1242 | */ | |
1243 | ||
1244 | max_count = 2 * cupsArrayCount(Printers) / BrowseInterval + 1; | |
1245 | ||
1246 | for (count = 0, p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
1247 | count < max_count && p != NULL; | |
1248 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
1249 | if (!(p->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT)) && | |
1250 | p->shared && p->browse_time < ut) | |
1251 | count ++; | |
1252 | ||
1253 | /* | |
1254 | * Loop through all of the printers and send local updates as needed... | |
1255 | */ | |
1256 | ||
1257 | if (BrowseNext) | |
1258 | p = (cupsd_printer_t *)cupsArrayFind(Printers, BrowseNext); | |
1259 | else | |
1260 | p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
1261 | ||
1262 | for (; | |
1263 | count > 0; | |
1264 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
1265 | { | |
1266 | /* | |
1267 | * Check for wraparound... | |
1268 | */ | |
1269 | ||
1270 | if (!p) | |
1271 | p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
1272 | ||
1273 | if (!p) | |
1274 | break; | |
1275 | else if ((p->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT)) || | |
1276 | !p->shared) | |
1277 | continue; | |
1278 | else if (p->browse_time < ut) | |
1279 | { | |
1280 | /* | |
1281 | * Need to send an update... | |
1282 | */ | |
1283 | ||
1284 | count --; | |
1285 | ||
1286 | p->browse_time = time(NULL); | |
1287 | ||
1288 | if (BrowseLocalProtocols & BROWSE_CUPS) | |
1289 | cupsdSendCUPSBrowse(p); | |
1290 | ||
1291 | #ifdef HAVE_LIBSLP | |
1292 | if (BrowseLocalProtocols & BROWSE_SLP) | |
1293 | cupsdSendSLPBrowse(p); | |
1294 | #endif /* HAVE_LIBSLP */ | |
1295 | } | |
1296 | } | |
1297 | ||
1298 | /* | |
1299 | * Save where we left off so that all printers get updated... | |
1300 | */ | |
1301 | ||
1302 | BrowseNext = p; | |
1303 | } | |
1304 | ||
1305 | /* | |
1306 | * Loop through all of the printers and send local updates as needed... | |
1307 | */ | |
1308 | ||
1309 | for (p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
1310 | p; | |
1311 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
1312 | { | |
1313 | /* | |
1314 | * If this is a remote queue, see if it needs to be timed out... | |
1315 | */ | |
1316 | ||
1317 | if (p->type & CUPS_PRINTER_REMOTE) | |
1318 | { | |
1319 | if (p->browse_time < to) | |
1320 | { | |
1321 | cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED, p, NULL, | |
1322 | "%s \'%s\' deleted by directory services (timeout).", | |
1323 | (p->type & CUPS_PRINTER_CLASS) ? "Class" : "Printer", | |
1324 | p->name); | |
1325 | ||
1326 | cupsdLogMessage(CUPSD_LOG_INFO, | |
1327 | "Remote destination \"%s\" has timed out; deleting it...", | |
1328 | p->name); | |
1329 | ||
1330 | cupsArraySave(Printers); | |
1331 | cupsdDeletePrinter(p, 1); | |
1332 | cupsArrayRestore(Printers); | |
1333 | } | |
1334 | } | |
1335 | } | |
1336 | } | |
1337 | ||
1338 | ||
1339 | /* | |
1340 | * 'cupsdSendCUPSBrowse()' - Send new browsing information using the CUPS protocol. | |
1341 | */ | |
1342 | ||
1343 | void | |
1344 | cupsdSendCUPSBrowse(cupsd_printer_t *p) /* I - Printer to send */ | |
1345 | { | |
1346 | int i; /* Looping var */ | |
1347 | cups_ptype_t type; /* Printer type */ | |
1348 | cupsd_dirsvc_addr_t *b; /* Browse address */ | |
1349 | int bytes; /* Length of packet */ | |
1350 | char packet[1453]; /* Browse data packet */ | |
1351 | char uri[1024]; /* Printer URI */ | |
1352 | char options[1024]; /* Browse local options */ | |
1353 | cupsd_netif_t *iface; /* Network interface */ | |
1354 | ||
1355 | ||
1356 | /* | |
1357 | * Figure out the printer type value... | |
1358 | */ | |
1359 | ||
1360 | type = p->type | CUPS_PRINTER_REMOTE; | |
1361 | ||
1362 | if (!p->accepting) | |
1363 | type |= CUPS_PRINTER_REJECTING; | |
1364 | ||
1365 | /* | |
1366 | * Initialize the browse options... | |
1367 | */ | |
1368 | ||
1369 | if (BrowseLocalOptions) | |
1370 | snprintf(options, sizeof(options), " ipp-options=%s", BrowseLocalOptions); | |
1371 | else | |
1372 | options[0] = '\0'; | |
1373 | ||
1374 | /* | |
1375 | * Send a packet to each browse address... | |
1376 | */ | |
1377 | ||
1378 | for (i = NumBrowsers, b = Browsers; i > 0; i --, b ++) | |
1379 | if (b->iface[0]) | |
1380 | { | |
1381 | /* | |
1382 | * Send the browse packet to one or more interfaces... | |
1383 | */ | |
1384 | ||
1385 | if (strcmp(b->iface, "*") == 0) | |
1386 | { | |
1387 | /* | |
1388 | * Send to all local interfaces... | |
1389 | */ | |
1390 | ||
1391 | cupsdNetIFUpdate(); | |
1392 | ||
1393 | for (iface = NetIFList; iface != NULL; iface = iface->next) | |
1394 | { | |
1395 | /* | |
1396 | * Only send to local, IPv4 interfaces... | |
1397 | */ | |
1398 | ||
1399 | if (!iface->is_local || !iface->port || | |
1400 | iface->address.addr.sa_family != AF_INET) | |
1401 | continue; | |
1402 | ||
1403 | httpAssembleURIf(uri, sizeof(uri), "ipp", NULL, iface->hostname, | |
1404 | iface->port, | |
1405 | (p->type & CUPS_PRINTER_CLASS) ? "/classes/%s%s" : | |
1406 | "/printers/%s", | |
1407 | p->name); | |
1408 | snprintf(packet, sizeof(packet), "%x %x %s \"%s\" \"%s\" \"%s\"%s\n", | |
1409 | type, p->state, uri, p->location ? p->location : "", | |
1410 | p->info ? p->info : "", | |
1411 | p->make_model ? p->make_model : "Unknown", options); | |
1412 | ||
1413 | bytes = strlen(packet); | |
1414 | ||
1415 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
1416 | "cupsdSendBrowseList: (%d bytes to \"%s\") %s", bytes, | |
1417 | iface->name, packet); | |
1418 | ||
1419 | iface->broadcast.ipv4.sin_port = htons(BrowsePort); | |
1420 | ||
1421 | sendto(BrowseSocket, packet, bytes, 0, | |
1422 | (struct sockaddr *)&(iface->broadcast), | |
1423 | sizeof(struct sockaddr_in)); | |
1424 | } | |
1425 | } | |
1426 | else if ((iface = cupsdNetIFFind(b->iface)) != NULL) | |
1427 | { | |
1428 | /* | |
1429 | * Send to the named interface using the IPv4 address... | |
1430 | */ | |
1431 | ||
1432 | while (iface) | |
1433 | if (strcasecmp(b->iface, iface->name)) | |
1434 | { | |
1435 | iface = NULL; | |
1436 | break; | |
1437 | } | |
1438 | else if (iface->address.addr.sa_family == AF_INET && iface->port) | |
1439 | break; | |
1440 | else | |
1441 | iface = iface->next; | |
1442 | ||
1443 | if (iface) | |
1444 | { | |
1445 | httpAssembleURIf(uri, sizeof(uri), "ipp", NULL, iface->hostname, | |
1446 | iface->port, | |
1447 | (p->type & CUPS_PRINTER_CLASS) ? "/classes/%s%s" : | |
1448 | "/printers/%s", | |
1449 | p->name); | |
1450 | snprintf(packet, sizeof(packet), "%x %x %s \"%s\" \"%s\" \"%s\"%s\n", | |
1451 | type, p->state, uri, p->location ? p->location : "", | |
1452 | p->info ? p->info : "", | |
1453 | p->make_model ? p->make_model : "Unknown", options); | |
1454 | ||
1455 | bytes = strlen(packet); | |
1456 | ||
1457 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
1458 | "cupsdSendBrowseList: (%d bytes to \"%s\") %s", bytes, | |
1459 | iface->name, packet); | |
1460 | ||
1461 | iface->broadcast.ipv4.sin_port = htons(BrowsePort); | |
1462 | ||
1463 | sendto(BrowseSocket, packet, bytes, 0, | |
1464 | (struct sockaddr *)&(iface->broadcast), | |
1465 | sizeof(struct sockaddr_in)); | |
1466 | } | |
1467 | } | |
1468 | } | |
1469 | else | |
1470 | { | |
1471 | /* | |
1472 | * Send the browse packet to the indicated address using | |
1473 | * the default server name... | |
1474 | */ | |
1475 | ||
1476 | snprintf(packet, sizeof(packet), "%x %x %s \"%s\" \"%s\" \"%s\"%s\n", | |
1477 | type, p->state, p->uri, | |
1478 | p->location ? p->location : "", | |
1479 | p->info ? p->info : "", | |
1480 | p->make_model ? p->make_model : "Unknown", options); | |
1481 | ||
1482 | bytes = strlen(packet); | |
1483 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
1484 | "cupsdSendBrowseList: (%d bytes) %s", bytes, packet); | |
1485 | ||
1486 | if (sendto(BrowseSocket, packet, bytes, 0, | |
1487 | (struct sockaddr *)&(b->to), | |
1488 | sizeof(struct sockaddr_in)) <= 0) | |
1489 | { | |
1490 | /* | |
1491 | * Unable to send browse packet, so remove this address from the | |
1492 | * list... | |
1493 | */ | |
1494 | ||
1495 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1496 | "cupsdSendBrowseList: sendto failed for browser %d - %s.", | |
1497 | b - Browsers + 1, strerror(errno)); | |
1498 | ||
1499 | if (i > 1) | |
1500 | memcpy(b, b + 1, (i - 1) * sizeof(cupsd_dirsvc_addr_t)); | |
1501 | ||
1502 | b --; | |
1503 | NumBrowsers --; | |
1504 | } | |
1505 | } | |
1506 | } | |
1507 | ||
1508 | ||
1509 | #ifdef HAVE_LIBSLP | |
1510 | /* | |
1511 | * 'cupsdSendSLPBrowse()' - Register the specified printer with SLP. | |
1512 | */ | |
1513 | ||
1514 | void | |
1515 | cupsdSendSLPBrowse(cupsd_printer_t *p) /* I - Printer to register */ | |
1516 | { | |
1517 | char srvurl[HTTP_MAX_URI], /* Printer service URI */ | |
1518 | attrs[8192], /* Printer attributes */ | |
1519 | finishings[1024], /* Finishings to support */ | |
1520 | make_model[IPP_MAX_NAME * 2], | |
1521 | /* Make and model, quoted */ | |
1522 | location[IPP_MAX_NAME * 2], | |
1523 | /* Location, quoted */ | |
1524 | info[IPP_MAX_NAME * 2], /* Info, quoted */ | |
1525 | *src, /* Pointer to original string */ | |
1526 | *dst; /* Pointer to destination string */ | |
1527 | ipp_attribute_t *authentication; /* uri-authentication-supported value */ | |
1528 | SLPError error; /* SLP error, if any */ | |
1529 | ||
1530 | ||
1531 | cupsdLogMessage(CUPSD_LOG_DEBUG, "cupsdSendSLPBrowse(%p = \"%s\")", p, | |
1532 | p->name); | |
1533 | ||
1534 | /* | |
1535 | * Make the SLP service URL that conforms to the IANA | |
1536 | * 'printer:' template. | |
1537 | */ | |
1538 | ||
1539 | snprintf(srvurl, sizeof(srvurl), SLP_CUPS_SRVTYPE ":%s", p->uri); | |
1540 | ||
1541 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "Service URL = \"%s\"", srvurl); | |
1542 | ||
1543 | /* | |
1544 | * Figure out the finishings string... | |
1545 | */ | |
1546 | ||
1547 | if (p->type & CUPS_PRINTER_STAPLE) | |
1548 | strcpy(finishings, "staple"); | |
1549 | else | |
1550 | finishings[0] = '\0'; | |
1551 | ||
1552 | if (p->type & CUPS_PRINTER_BIND) | |
1553 | { | |
1554 | if (finishings[0]) | |
1555 | strlcat(finishings, ",bind", sizeof(finishings)); | |
1556 | else | |
1557 | strcpy(finishings, "bind"); | |
1558 | } | |
1559 | ||
1560 | if (p->type & CUPS_PRINTER_PUNCH) | |
1561 | { | |
1562 | if (finishings[0]) | |
1563 | strlcat(finishings, ",punch", sizeof(finishings)); | |
1564 | else | |
1565 | strcpy(finishings, "punch"); | |
1566 | } | |
1567 | ||
1568 | if (p->type & CUPS_PRINTER_COVER) | |
1569 | { | |
1570 | if (finishings[0]) | |
1571 | strlcat(finishings, ",cover", sizeof(finishings)); | |
1572 | else | |
1573 | strcpy(finishings, "cover"); | |
1574 | } | |
1575 | ||
1576 | if (p->type & CUPS_PRINTER_SORT) | |
1577 | { | |
1578 | if (finishings[0]) | |
1579 | strlcat(finishings, ",sort", sizeof(finishings)); | |
1580 | else | |
1581 | strcpy(finishings, "sort"); | |
1582 | } | |
1583 | ||
1584 | if (!finishings[0]) | |
1585 | strcpy(finishings, "none"); | |
1586 | ||
1587 | /* | |
1588 | * Quote any commas in the make and model, location, and info strings... | |
1589 | */ | |
1590 | ||
1591 | for (src = p->make_model, dst = make_model; | |
1592 | src && *src && dst < (make_model + sizeof(make_model) - 2);) | |
1593 | { | |
1594 | if (*src == ',' || *src == '\\' || *src == ')') | |
1595 | *dst++ = '\\'; | |
1596 | ||
1597 | *dst++ = *src++; | |
1598 | } | |
1599 | ||
1600 | *dst = '\0'; | |
1601 | ||
1602 | if (!make_model[0]) | |
1603 | strcpy(make_model, "Unknown"); | |
1604 | ||
1605 | for (src = p->location, dst = location; | |
1606 | src && *src && dst < (location + sizeof(location) - 2);) | |
1607 | { | |
1608 | if (*src == ',' || *src == '\\' || *src == ')') | |
1609 | *dst++ = '\\'; | |
1610 | ||
1611 | *dst++ = *src++; | |
1612 | } | |
1613 | ||
1614 | *dst = '\0'; | |
1615 | ||
1616 | if (!location[0]) | |
1617 | strcpy(location, "Unknown"); | |
1618 | ||
1619 | for (src = p->info, dst = info; | |
1620 | src && *src && dst < (info + sizeof(info) - 2);) | |
1621 | { | |
1622 | if (*src == ',' || *src == '\\' || *src == ')') | |
1623 | *dst++ = '\\'; | |
1624 | ||
1625 | *dst++ = *src++; | |
1626 | } | |
1627 | ||
1628 | *dst = '\0'; | |
1629 | ||
1630 | if (!info[0]) | |
1631 | strcpy(info, "Unknown"); | |
1632 | ||
1633 | /* | |
1634 | * Get the authentication value... | |
1635 | */ | |
1636 | ||
1637 | authentication = ippFindAttribute(p->attrs, "uri-authentication-supported", | |
1638 | IPP_TAG_KEYWORD); | |
1639 | ||
1640 | /* | |
1641 | * Make the SLP attribute string list that conforms to | |
1642 | * the IANA 'printer:' template. | |
1643 | */ | |
1644 | ||
1645 | snprintf(attrs, sizeof(attrs), | |
1646 | "(printer-uri-supported=%s)," | |
1647 | "(uri-authentication-supported=%s>)," | |
1648 | #ifdef HAVE_SSL | |
1649 | "(uri-security-supported=tls>)," | |
1650 | #else | |
1651 | "(uri-security-supported=none>)," | |
1652 | #endif /* HAVE_SSL */ | |
1653 | "(printer-name=%s)," | |
1654 | "(printer-location=%s)," | |
1655 | "(printer-info=%s)," | |
1656 | "(printer-more-info=%s)," | |
1657 | "(printer-make-and-model=%s)," | |
1658 | "(charset-supported=utf-8)," | |
1659 | "(natural-language-configured=%s)," | |
1660 | "(natural-language-supported=de,en,es,fr,it)," | |
1661 | "(color-supported=%s)," | |
1662 | "(finishings-supported=%s)," | |
1663 | "(sides-supported=one-sided%s)," | |
1664 | "(multiple-document-jobs-supported=true)" | |
1665 | "(ipp-versions-supported=1.0,1.1)", | |
1666 | p->uri, authentication->values[0].string.text, p->name, location, | |
1667 | info, p->uri, make_model, DefaultLanguage, | |
1668 | p->type & CUPS_PRINTER_COLOR ? "true" : "false", | |
1669 | finishings, | |
1670 | p->type & CUPS_PRINTER_DUPLEX ? | |
1671 | ",two-sided-long-edge,two-sided-short-edge" : ""); | |
1672 | ||
1673 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "Attributes = \"%s\"", attrs); | |
1674 | ||
1675 | /* | |
1676 | * Register the printer with the SLP server... | |
1677 | */ | |
1678 | ||
1679 | error = SLPReg(BrowseSLPHandle, srvurl, BrowseTimeout, | |
1680 | SLP_CUPS_SRVTYPE, attrs, SLP_TRUE, slp_reg_callback, 0); | |
1681 | ||
1682 | if (error != SLP_OK) | |
1683 | cupsdLogMessage(CUPSD_LOG_ERROR, "SLPReg of \"%s\" failed with status %d!", p->name, | |
1684 | error); | |
1685 | } | |
1686 | #endif /* HAVE_LIBSLP */ | |
1687 | ||
1688 | ||
1689 | /* | |
1690 | * 'cupsdStartBrowsing()' - Start sending and receiving broadcast information. | |
1691 | */ | |
1692 | ||
1693 | void | |
1694 | cupsdStartBrowsing(void) | |
1695 | { | |
1696 | int val; /* Socket option value */ | |
1697 | struct sockaddr_in addr; /* Broadcast address */ | |
1698 | ||
1699 | ||
1700 | BrowseNext = NULL; | |
1701 | ||
1702 | if (!Browsing || !(BrowseLocalProtocols | BrowseRemoteProtocols)) | |
1703 | return; | |
1704 | ||
1705 | if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_CUPS) | |
1706 | { | |
1707 | /* | |
1708 | * Create the broadcast socket... | |
1709 | */ | |
1710 | ||
1711 | if ((BrowseSocket = socket(AF_INET, SOCK_DGRAM, 0)) < 0) | |
1712 | { | |
1713 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1714 | "cupsdStartBrowsing: Unable to create broadcast socket - %s.", | |
1715 | strerror(errno)); | |
1716 | BrowseLocalProtocols &= ~BROWSE_CUPS; | |
1717 | BrowseRemoteProtocols &= ~BROWSE_CUPS; | |
1718 | return; | |
1719 | } | |
1720 | ||
1721 | /* | |
1722 | * Set the "broadcast" flag... | |
1723 | */ | |
1724 | ||
1725 | val = 1; | |
1726 | if (setsockopt(BrowseSocket, SOL_SOCKET, SO_BROADCAST, &val, sizeof(val))) | |
1727 | { | |
1728 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1729 | "cupsdStartBrowsing: Unable to set broadcast mode - %s.", | |
1730 | strerror(errno)); | |
1731 | ||
1732 | #ifdef WIN32 | |
1733 | closesocket(BrowseSocket); | |
1734 | #else | |
1735 | close(BrowseSocket); | |
1736 | #endif /* WIN32 */ | |
1737 | ||
1738 | BrowseSocket = -1; | |
1739 | BrowseLocalProtocols &= ~BROWSE_CUPS; | |
1740 | BrowseRemoteProtocols &= ~BROWSE_CUPS; | |
1741 | return; | |
1742 | } | |
1743 | ||
1744 | /* | |
1745 | * Bind the socket to browse port... | |
1746 | */ | |
1747 | ||
1748 | memset(&addr, 0, sizeof(addr)); | |
1749 | addr.sin_addr.s_addr = htonl(INADDR_ANY); | |
1750 | addr.sin_family = AF_INET; | |
1751 | addr.sin_port = htons(BrowsePort); | |
1752 | ||
1753 | if (bind(BrowseSocket, (struct sockaddr *)&addr, sizeof(addr))) | |
1754 | { | |
1755 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1756 | "cupsdStartBrowsing: Unable to bind broadcast socket - %s.", | |
1757 | strerror(errno)); | |
1758 | ||
1759 | #ifdef WIN32 | |
1760 | closesocket(BrowseSocket); | |
1761 | #else | |
1762 | close(BrowseSocket); | |
1763 | #endif /* WIN32 */ | |
1764 | ||
1765 | BrowseSocket = -1; | |
1766 | BrowseLocalProtocols &= ~BROWSE_CUPS; | |
1767 | BrowseRemoteProtocols &= ~BROWSE_CUPS; | |
1768 | return; | |
1769 | } | |
1770 | ||
1771 | /* | |
1772 | * Close the socket on exec... | |
1773 | */ | |
1774 | ||
1775 | fcntl(BrowseSocket, F_SETFD, fcntl(BrowseSocket, F_GETFD) | FD_CLOEXEC); | |
1776 | ||
1777 | /* | |
1778 | * Finally, add the socket to the input selection set... | |
1779 | */ | |
1780 | ||
1781 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
1782 | "cupsdStartBrowsing: Adding fd %d to InputSet...", | |
1783 | BrowseSocket); | |
1784 | ||
1785 | FD_SET(BrowseSocket, InputSet); | |
1786 | } | |
1787 | else | |
1788 | BrowseSocket = -1; | |
1789 | ||
1790 | #ifdef HAVE_LIBSLP | |
1791 | if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_SLP) | |
1792 | { | |
1793 | /* | |
1794 | * Open SLP handle... | |
1795 | */ | |
1796 | ||
1797 | if (SLPOpen("en", SLP_FALSE, &BrowseSLPHandle) != SLP_OK) | |
1798 | { | |
1799 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1800 | "Unable to open an SLP handle; disabling SLP browsing!"); | |
1801 | BrowseLocalProtocols &= ~BROWSE_SLP; | |
1802 | BrowseRemoteProtocols &= ~BROWSE_SLP; | |
1803 | } | |
1804 | ||
1805 | BrowseSLPRefresh = 0; | |
1806 | } | |
1807 | #endif /* HAVE_LIBSLP */ | |
1808 | } | |
1809 | ||
1810 | ||
1811 | /* | |
1812 | * 'cupsdStartPolling()' - Start polling servers as needed. | |
1813 | */ | |
1814 | ||
1815 | void | |
1816 | cupsdStartPolling(void) | |
1817 | { | |
1818 | int i; /* Looping var */ | |
1819 | cupsd_dirsvc_poll_t *pollp; /* Current polling server */ | |
1820 | char polld[1024]; /* Poll daemon path */ | |
1821 | char sport[10]; /* Server port */ | |
1822 | char bport[10]; /* Browser port */ | |
1823 | char interval[10]; /* Poll interval */ | |
1824 | int statusfds[2]; /* Status pipe */ | |
1825 | char *argv[6]; /* Arguments */ | |
1826 | char *envp[100]; /* Environment */ | |
1827 | ||
1828 | ||
1829 | /* | |
1830 | * Don't do anything if we aren't polling... | |
1831 | */ | |
1832 | ||
1833 | if (NumPolled == 0) | |
1834 | { | |
1835 | PollPipe = -1; | |
1836 | PollStatusBuffer = NULL; | |
1837 | return; | |
1838 | } | |
1839 | ||
1840 | /* | |
1841 | * Setup string arguments for polld, port and interval options. | |
1842 | */ | |
1843 | ||
1844 | snprintf(polld, sizeof(polld), "%s/daemon/cups-polld", ServerBin); | |
1845 | ||
1846 | sprintf(bport, "%d", BrowsePort); | |
1847 | ||
1848 | if (BrowseInterval) | |
1849 | sprintf(interval, "%d", BrowseInterval); | |
1850 | else | |
1851 | strcpy(interval, "30"); | |
1852 | ||
1853 | argv[0] = "cups-polld"; | |
1854 | argv[2] = sport; | |
1855 | argv[3] = interval; | |
1856 | argv[4] = bport; | |
1857 | argv[5] = NULL; | |
1858 | ||
1859 | cupsdLoadEnv(envp, (int)(sizeof(envp) / sizeof(envp[0]))); | |
1860 | ||
1861 | /* | |
1862 | * Create a pipe that receives the status messages from each | |
1863 | * polling daemon... | |
1864 | */ | |
1865 | ||
1866 | if (cupsdOpenPipe(statusfds)) | |
1867 | { | |
1868 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1869 | "Unable to create polling status pipes - %s.", | |
1870 | strerror(errno)); | |
1871 | PollPipe = -1; | |
1872 | PollStatusBuffer = NULL; | |
1873 | return; | |
1874 | } | |
1875 | ||
1876 | PollPipe = statusfds[0]; | |
1877 | PollStatusBuffer = cupsdStatBufNew(PollPipe, "[Poll]"); | |
1878 | ||
1879 | /* | |
1880 | * Run each polling daemon, redirecting stderr to the polling pipe... | |
1881 | */ | |
1882 | ||
1883 | for (i = 0, pollp = Polled; i < NumPolled; i ++, pollp ++) | |
1884 | { | |
1885 | sprintf(sport, "%d", pollp->port); | |
1886 | ||
1887 | argv[1] = pollp->hostname; | |
1888 | ||
1889 | if (cupsdStartProcess(polld, argv, envp, -1, -1, statusfds[1], -1, | |
1890 | 0, &(pollp->pid)) < 0) | |
1891 | { | |
1892 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1893 | "cupsdStartPolling: Unable to fork polling daemon - %s", | |
1894 | strerror(errno)); | |
1895 | pollp->pid = 0; | |
1896 | break; | |
1897 | } | |
1898 | else | |
1899 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
1900 | "cupsdStartPolling: Started polling daemon for %s:%d, pid = %d", | |
1901 | pollp->hostname, pollp->port, pollp->pid); | |
1902 | } | |
1903 | ||
1904 | close(statusfds[1]); | |
1905 | ||
1906 | /* | |
1907 | * Finally, add the pipe to the input selection set... | |
1908 | */ | |
1909 | ||
1910 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
1911 | "cupsdStartPolling: Adding fd %d to InputSet...", PollPipe); | |
1912 | ||
1913 | FD_SET(PollPipe, InputSet); | |
1914 | } | |
1915 | ||
1916 | ||
1917 | /* | |
1918 | * 'cupsdStopBrowsing()' - Stop sending and receiving broadcast information. | |
1919 | */ | |
1920 | ||
1921 | void | |
1922 | cupsdStopBrowsing(void) | |
1923 | { | |
1924 | if (!Browsing || !(BrowseLocalProtocols | BrowseRemoteProtocols)) | |
1925 | return; | |
1926 | ||
1927 | if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_CUPS) | |
1928 | { | |
1929 | /* | |
1930 | * Close the socket and remove it from the input selection set. | |
1931 | */ | |
1932 | ||
1933 | if (BrowseSocket >= 0) | |
1934 | { | |
1935 | #ifdef WIN32 | |
1936 | closesocket(BrowseSocket); | |
1937 | #else | |
1938 | close(BrowseSocket); | |
1939 | #endif /* WIN32 */ | |
1940 | ||
1941 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
1942 | "cupsdStopBrowsing: Removing fd %d from InputSet...", | |
1943 | BrowseSocket); | |
1944 | ||
1945 | FD_CLR(BrowseSocket, InputSet); | |
1946 | BrowseSocket = -1; | |
1947 | } | |
1948 | } | |
1949 | ||
1950 | #ifdef HAVE_LIBSLP | |
1951 | if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_SLP) | |
1952 | { | |
1953 | /* | |
1954 | * Close SLP handle... | |
1955 | */ | |
1956 | ||
1957 | SLPClose(BrowseSLPHandle); | |
1958 | } | |
1959 | #endif /* HAVE_LIBSLP */ | |
1960 | } | |
1961 | ||
1962 | ||
1963 | /* | |
1964 | * 'cupsdStopPolling()' - Stop polling servers as needed. | |
1965 | */ | |
1966 | ||
1967 | void | |
1968 | cupsdStopPolling(void) | |
1969 | { | |
1970 | int i; /* Looping var */ | |
1971 | cupsd_dirsvc_poll_t *pollp; /* Current polling server */ | |
1972 | ||
1973 | ||
1974 | if (PollPipe >= 0) | |
1975 | { | |
1976 | cupsdStatBufDelete(PollStatusBuffer); | |
1977 | close(PollPipe); | |
1978 | ||
1979 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
1980 | "cupsdStopPolling: removing fd %d from InputSet.", PollPipe); | |
1981 | FD_CLR(PollPipe, InputSet); | |
1982 | ||
1983 | PollPipe = -1; | |
1984 | PollStatusBuffer = NULL; | |
1985 | } | |
1986 | ||
1987 | for (i = 0, pollp = Polled; i < NumPolled; i ++, pollp ++) | |
1988 | if (pollp->pid) | |
1989 | cupsdEndProcess(pollp->pid, 0); | |
1990 | } | |
1991 | ||
1992 | ||
1993 | /* | |
1994 | * 'cupsdUpdateCUPSBrowse()' - Update the browse lists using the CUPS protocol. | |
1995 | */ | |
1996 | ||
1997 | void | |
1998 | cupsdUpdateCUPSBrowse(void) | |
1999 | { | |
2000 | int i; /* Looping var */ | |
2001 | int auth; /* Authorization status */ | |
2002 | int len; /* Length of name string */ | |
2003 | int bytes; /* Number of bytes left */ | |
2004 | char packet[1541], /* Broadcast packet */ | |
2005 | *pptr; /* Pointer into packet */ | |
2006 | socklen_t srclen; /* Length of source address */ | |
2007 | http_addr_t srcaddr; /* Source address */ | |
2008 | char srcname[1024]; /* Source hostname */ | |
2009 | unsigned address[4]; /* Source address */ | |
2010 | unsigned type; /* Printer type */ | |
2011 | unsigned state; /* Printer state */ | |
2012 | char uri[HTTP_MAX_URI], /* Printer URI */ | |
2013 | method[HTTP_MAX_URI], /* Method portion of URI */ | |
2014 | username[HTTP_MAX_URI], /* Username portion of URI */ | |
2015 | host[HTTP_MAX_URI], /* Host portion of URI */ | |
2016 | resource[HTTP_MAX_URI], /* Resource portion of URI */ | |
2017 | info[IPP_MAX_NAME], /* Information string */ | |
2018 | location[IPP_MAX_NAME], /* Location string */ | |
2019 | make_model[IPP_MAX_NAME];/* Make and model string */ | |
2020 | int port; /* Port portion of URI */ | |
2021 | cupsd_netif_t *iface; /* Network interface */ | |
2022 | int num_attrs; /* Number of attributes */ | |
2023 | cups_option_t *attrs; /* Attributes */ | |
2024 | ||
2025 | ||
2026 | /* | |
2027 | * Read a packet from the browse socket... | |
2028 | */ | |
2029 | ||
2030 | srclen = sizeof(srcaddr); | |
2031 | if ((bytes = recvfrom(BrowseSocket, packet, sizeof(packet) - 1, 0, | |
2032 | (struct sockaddr *)&srcaddr, &srclen)) < 0) | |
2033 | { | |
2034 | /* | |
2035 | * "Connection refused" is returned under Linux if the destination port | |
2036 | * or address is unreachable from a previous sendto(); check for the | |
2037 | * error here and ignore it for now... | |
2038 | */ | |
2039 | ||
2040 | if (errno != ECONNREFUSED && errno != EAGAIN) | |
2041 | { | |
2042 | cupsdLogMessage(CUPSD_LOG_ERROR, "Browse recv failed - %s.", | |
2043 | strerror(errno)); | |
2044 | cupsdLogMessage(CUPSD_LOG_ERROR, "Browsing turned off."); | |
2045 | ||
2046 | cupsdStopBrowsing(); | |
2047 | Browsing = 0; | |
2048 | } | |
2049 | ||
2050 | return; | |
2051 | } | |
2052 | ||
2053 | packet[bytes] = '\0'; | |
2054 | ||
2055 | /* | |
2056 | * Figure out where it came from... | |
2057 | */ | |
2058 | ||
2059 | #ifdef AF_INET6 | |
2060 | if (srcaddr.addr.sa_family == AF_INET6) | |
2061 | { | |
2062 | address[0] = ntohl(srcaddr.ipv6.sin6_addr.s6_addr32[0]); | |
2063 | address[1] = ntohl(srcaddr.ipv6.sin6_addr.s6_addr32[1]); | |
2064 | address[2] = ntohl(srcaddr.ipv6.sin6_addr.s6_addr32[2]); | |
2065 | address[3] = ntohl(srcaddr.ipv6.sin6_addr.s6_addr32[3]); | |
2066 | } | |
2067 | else | |
2068 | #endif /* AF_INET6 */ | |
2069 | { | |
2070 | address[0] = 0; | |
2071 | address[1] = 0; | |
2072 | address[2] = 0; | |
2073 | address[3] = ntohl(srcaddr.ipv4.sin_addr.s_addr); | |
2074 | } | |
2075 | ||
2076 | if (HostNameLookups) | |
2077 | httpAddrLookup(&srcaddr, srcname, sizeof(srcname)); | |
2078 | else | |
2079 | httpAddrString(&srcaddr, srcname, sizeof(srcname)); | |
2080 | ||
2081 | len = strlen(srcname); | |
2082 | ||
2083 | /* | |
2084 | * Do ACL stuff... | |
2085 | */ | |
2086 | ||
2087 | if (BrowseACL) | |
2088 | { | |
2089 | if (httpAddrLocalhost(&srcaddr) || !strcasecmp(srcname, "localhost")) | |
2090 | { | |
2091 | /* | |
2092 | * Access from localhost (127.0.0.1) is always allowed... | |
2093 | */ | |
2094 | ||
2095 | auth = AUTH_ALLOW; | |
2096 | } | |
2097 | else | |
2098 | { | |
2099 | /* | |
2100 | * Do authorization checks on the domain/address... | |
2101 | */ | |
2102 | ||
2103 | switch (BrowseACL->order_type) | |
2104 | { | |
2105 | default : | |
2106 | auth = AUTH_DENY; /* anti-compiler-warning-code */ | |
2107 | break; | |
2108 | ||
2109 | case AUTH_ALLOW : /* Order Deny,Allow */ | |
2110 | auth = AUTH_ALLOW; | |
2111 | ||
2112 | if (cupsdCheckAuth(address, srcname, len, | |
2113 | BrowseACL->num_deny, BrowseACL->deny)) | |
2114 | auth = AUTH_DENY; | |
2115 | ||
2116 | if (cupsdCheckAuth(address, srcname, len, | |
2117 | BrowseACL->num_allow, BrowseACL->allow)) | |
2118 | auth = AUTH_ALLOW; | |
2119 | break; | |
2120 | ||
2121 | case AUTH_DENY : /* Order Allow,Deny */ | |
2122 | auth = AUTH_DENY; | |
2123 | ||
2124 | if (cupsdCheckAuth(address, srcname, len, | |
2125 | BrowseACL->num_allow, BrowseACL->allow)) | |
2126 | auth = AUTH_ALLOW; | |
2127 | ||
2128 | if (cupsdCheckAuth(address, srcname, len, | |
2129 | BrowseACL->num_deny, BrowseACL->deny)) | |
2130 | auth = AUTH_DENY; | |
2131 | break; | |
2132 | } | |
2133 | } | |
2134 | } | |
2135 | else | |
2136 | auth = AUTH_ALLOW; | |
2137 | ||
2138 | if (auth == AUTH_DENY) | |
2139 | { | |
2140 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
2141 | "cupsdUpdateCUPSBrowse: Refused %d bytes from %s", bytes, | |
2142 | srcname); | |
2143 | return; | |
2144 | } | |
2145 | ||
2146 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
2147 | "cupsdUpdateCUPSBrowse: (%d bytes from %s) %s", bytes, | |
2148 | srcname, packet); | |
2149 | ||
2150 | /* | |
2151 | * Parse packet... | |
2152 | */ | |
2153 | ||
2154 | if (sscanf(packet, "%x%x%1023s", &type, &state, uri) < 3) | |
2155 | { | |
2156 | cupsdLogMessage(CUPSD_LOG_WARN, | |
2157 | "cupsdUpdateCUPSBrowse: Garbled browse packet - %s", packet); | |
2158 | return; | |
2159 | } | |
2160 | ||
2161 | strcpy(location, "Location Unknown"); | |
2162 | strcpy(info, "No Information Available"); | |
2163 | make_model[0] = '\0'; | |
2164 | num_attrs = 0; | |
2165 | attrs = NULL; | |
2166 | ||
2167 | if ((pptr = strchr(packet, '\"')) != NULL) | |
2168 | { | |
2169 | /* | |
2170 | * Have extended information; can't use sscanf for it because not all | |
2171 | * sscanf's allow empty strings with %[^\"]... | |
2172 | */ | |
2173 | ||
2174 | for (i = 0, pptr ++; | |
2175 | i < (sizeof(location) - 1) && *pptr && *pptr != '\"'; | |
2176 | i ++, pptr ++) | |
2177 | location[i] = *pptr; | |
2178 | ||
2179 | if (i) | |
2180 | location[i] = '\0'; | |
2181 | ||
2182 | if (*pptr == '\"') | |
2183 | pptr ++; | |
2184 | ||
2185 | while (*pptr && isspace(*pptr & 255)) | |
2186 | pptr ++; | |
2187 | ||
2188 | if (*pptr == '\"') | |
2189 | { | |
2190 | for (i = 0, pptr ++; | |
2191 | i < (sizeof(info) - 1) && *pptr && *pptr != '\"'; | |
2192 | i ++, pptr ++) | |
2193 | info[i] = *pptr; | |
2194 | ||
2195 | info[i] = '\0'; | |
2196 | ||
2197 | if (*pptr == '\"') | |
2198 | pptr ++; | |
2199 | ||
2200 | while (*pptr && isspace(*pptr & 255)) | |
2201 | pptr ++; | |
2202 | ||
2203 | if (*pptr == '\"') | |
2204 | { | |
2205 | for (i = 0, pptr ++; | |
2206 | i < (sizeof(make_model) - 1) && *pptr && *pptr != '\"'; | |
2207 | i ++, pptr ++) | |
2208 | make_model[i] = *pptr; | |
2209 | ||
2210 | if (*pptr == '\"') | |
2211 | pptr ++; | |
2212 | ||
2213 | make_model[i] = '\0'; | |
2214 | ||
2215 | if (*pptr) | |
2216 | num_attrs = cupsParseOptions(pptr, num_attrs, &attrs); | |
2217 | } | |
2218 | } | |
2219 | } | |
2220 | ||
2221 | DEBUG_puts(packet); | |
2222 | DEBUG_printf(("type=%x, state=%x, uri=\"%s\"\n" | |
2223 | "location=\"%s\", info=\"%s\", make_model=\"%s\"\n", | |
2224 | type, state, uri, location, info, make_model)); | |
2225 | ||
2226 | /* | |
2227 | * Pull the URI apart to see if this is a local or remote printer... | |
2228 | */ | |
2229 | ||
2230 | httpSeparateURI(uri, method, sizeof(method), username, sizeof(username), | |
2231 | host, sizeof(host), &port, resource, sizeof(resource)); | |
2232 | ||
2233 | DEBUG_printf(("host=\"%s\", ServerName=\"%s\"\n", host, ServerName)); | |
2234 | ||
2235 | /* | |
2236 | * Check for packets from the local server... | |
2237 | */ | |
2238 | ||
2239 | if (!strcasecmp(host, ServerName) && port == LocalPort) | |
2240 | { | |
2241 | cupsFreeOptions(num_attrs, attrs); | |
2242 | return; | |
2243 | } | |
2244 | ||
2245 | cupsdNetIFUpdate(); | |
2246 | ||
2247 | for (iface = NetIFList; iface != NULL; iface = iface->next) | |
2248 | if (!strcasecmp(host, iface->hostname) && port == iface->port) | |
2249 | { | |
2250 | cupsFreeOptions(num_attrs, attrs); | |
2251 | return; | |
2252 | } | |
2253 | ||
2254 | /* | |
2255 | * Do relaying... | |
2256 | */ | |
2257 | ||
2258 | for (i = 0; i < NumRelays; i ++) | |
2259 | if (cupsdCheckAuth(address, srcname, len, 1, &(Relays[i].from))) | |
2260 | if (sendto(BrowseSocket, packet, bytes, 0, | |
2261 | (struct sockaddr *)&(Relays[i].to), | |
2262 | sizeof(http_addr_t)) <= 0) | |
2263 | { | |
2264 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
2265 | "cupsdUpdateCUPSBrowse: sendto failed for relay %d - %s.", | |
2266 | i + 1, strerror(errno)); | |
2267 | cupsFreeOptions(num_attrs, attrs); | |
2268 | return; | |
2269 | } | |
2270 | ||
2271 | /* | |
2272 | * Process the browse data... | |
2273 | */ | |
2274 | ||
2275 | cupsdProcessBrowseData(uri, (cups_ptype_t)type, (ipp_pstate_t)state, location, | |
2276 | info, make_model, num_attrs, attrs); | |
2277 | cupsFreeOptions(num_attrs, attrs); | |
2278 | } | |
2279 | ||
2280 | ||
2281 | /* | |
2282 | * 'cupsdUpdatePolling()' - Read status messages from the poll daemons. | |
2283 | */ | |
2284 | ||
2285 | void | |
2286 | cupsdUpdatePolling(void) | |
2287 | { | |
2288 | char *ptr, /* Pointer to end of line in buffer */ | |
2289 | message[1024]; /* Pointer to message text */ | |
2290 | int loglevel; /* Log level for message */ | |
2291 | ||
2292 | ||
2293 | while ((ptr = cupsdStatBufUpdate(PollStatusBuffer, &loglevel, | |
2294 | message, sizeof(message))) != NULL) | |
2295 | if (!strchr(PollStatusBuffer->buffer, '\n')) | |
2296 | break; | |
2297 | ||
2298 | if (ptr == NULL) | |
2299 | { | |
2300 | /* | |
2301 | * All polling processes have died; stop polling... | |
2302 | */ | |
2303 | ||
2304 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
2305 | "cupsdUpdatePolling: all polling processes have exited!"); | |
2306 | cupsdStopPolling(); | |
2307 | } | |
2308 | } | |
2309 | ||
2310 | ||
2311 | #ifdef HAVE_LIBSLP | |
2312 | /* | |
2313 | * 'cupsdUpdateSLPBrowse()' - Get browsing information via SLP. | |
2314 | */ | |
2315 | ||
2316 | void | |
2317 | cupsdUpdateSLPBrowse(void) | |
2318 | { | |
2319 | slpsrvurl_t *s, /* Temporary list of service URLs */ | |
2320 | *next; /* Next service in list */ | |
2321 | cupsd_printer_t p; /* Printer information */ | |
2322 | const char *uri; /* Pointer to printer URI */ | |
2323 | char method[HTTP_MAX_URI], | |
2324 | /* Method portion of URI */ | |
2325 | username[HTTP_MAX_URI], | |
2326 | /* Username portion of URI */ | |
2327 | host[HTTP_MAX_URI], | |
2328 | /* Host portion of URI */ | |
2329 | resource[HTTP_MAX_URI]; | |
2330 | /* Resource portion of URI */ | |
2331 | int port; /* Port portion of URI */ | |
2332 | ||
2333 | ||
2334 | cupsdLogMessage(CUPSD_LOG_DEBUG, "cupsdUpdateSLPBrowse() Start..."); | |
2335 | ||
2336 | /* | |
2337 | * Reset the refresh time... | |
2338 | */ | |
2339 | ||
2340 | BrowseSLPRefresh = time(NULL) + BrowseInterval; | |
2341 | ||
2342 | /* | |
2343 | * Poll for remote printers using SLP... | |
2344 | */ | |
2345 | ||
2346 | s = NULL; | |
2347 | ||
2348 | SLPFindSrvs(BrowseSLPHandle, SLP_CUPS_SRVTYPE, "", "", | |
2349 | slp_url_callback, &s); | |
2350 | ||
2351 | /* | |
2352 | * Loop through the list of available printers... | |
2353 | */ | |
2354 | ||
2355 | for (; s; s = next) | |
2356 | { | |
2357 | /* | |
2358 | * Save the "next" pointer... | |
2359 | */ | |
2360 | ||
2361 | next = s->next; | |
2362 | ||
2363 | /* | |
2364 | * Load a cupsd_printer_t structure with the SLP service attributes... | |
2365 | */ | |
2366 | ||
2367 | SLPFindAttrs(BrowseSLPHandle, s->url, "", "", slp_attr_callback, &p); | |
2368 | ||
2369 | /* | |
2370 | * Process this printer entry... | |
2371 | */ | |
2372 | ||
2373 | uri = s->url + SLP_CUPS_SRVLEN + 1; | |
2374 | ||
2375 | if (!strncmp(uri, "http://", 7) || !strncmp(uri, "ipp://", 6)) | |
2376 | { | |
2377 | /* | |
2378 | * Pull the URI apart to see if this is a local or remote printer... | |
2379 | */ | |
2380 | ||
2381 | httpSeparateURI(uri, method, sizeof(method), username, sizeof(username), | |
2382 | host, sizeof(host), &port, resource, sizeof(resource)); | |
2383 | ||
2384 | if (strcasecmp(host, ServerName) == 0) | |
2385 | continue; | |
2386 | ||
2387 | /* | |
2388 | * OK, at least an IPP printer, see if it is a CUPS printer or | |
2389 | * class... | |
2390 | */ | |
2391 | ||
2392 | if (strstr(uri, "/printers/") != NULL) | |
2393 | cupsdProcessBrowseData(uri, p.type, IPP_PRINTER_IDLE, p.location, | |
2394 | p.info, p.make_model, 0, NULL); | |
2395 | else if (strstr(uri, "/classes/") != NULL) | |
2396 | cupsdProcessBrowseData(uri, p.type | CUPS_PRINTER_CLASS, IPP_PRINTER_IDLE, | |
2397 | p.location, p.info, p.make_model, 0, NULL); | |
2398 | } | |
2399 | ||
2400 | /* | |
2401 | * Free this listing... | |
2402 | */ | |
2403 | ||
2404 | free(s); | |
2405 | } | |
2406 | ||
2407 | cupsdLogMessage(CUPSD_LOG_DEBUG, "cupsdUpdateSLPBrowse() End..."); | |
2408 | } | |
2409 | ||
2410 | ||
2411 | /* | |
2412 | * 'slp_attr_callback()' - SLP attribute callback | |
2413 | */ | |
2414 | ||
2415 | static SLPBoolean /* O - SLP_TRUE for success */ | |
2416 | slp_attr_callback( | |
2417 | SLPHandle hslp, /* I - SLP handle */ | |
2418 | const char *attrlist, /* I - Attribute list */ | |
2419 | SLPError errcode, /* I - Parsing status for this attr */ | |
2420 | void *cookie) /* I - Current printer */ | |
2421 | { | |
2422 | char *tmp = 0; | |
2423 | cupsd_printer_t *p = (cupsd_printer_t*)cookie; | |
2424 | ||
2425 | ||
2426 | /* | |
2427 | * Let the compiler know we won't be using these... | |
2428 | */ | |
2429 | ||
2430 | (void)hslp; | |
2431 | ||
2432 | /* | |
2433 | * Bail if there was an error | |
2434 | */ | |
2435 | ||
2436 | if (errcode != SLP_OK) | |
2437 | return (SLP_TRUE); | |
2438 | ||
2439 | /* | |
2440 | * Parse the attrlist to obtain things needed to build CUPS browse packet | |
2441 | */ | |
2442 | ||
2443 | memset(p, 0, sizeof(cupsd_printer_t)); | |
2444 | ||
2445 | p->type = CUPS_PRINTER_REMOTE; | |
2446 | ||
2447 | if (slp_get_attr(attrlist, "(printer-location=", &(p->location))) | |
2448 | return (SLP_FALSE); | |
2449 | if (slp_get_attr(attrlist, "(printer-info=", &(p->info))) | |
2450 | return (SLP_FALSE); | |
2451 | if (slp_get_attr(attrlist, "(printer-make-and-model=", &(p->make_model))) | |
2452 | return (SLP_FALSE); | |
2453 | ||
2454 | if (slp_get_attr(attrlist, "(color-supported=", &tmp)) | |
2455 | return (SLP_FALSE); | |
2456 | if (strcasecmp(tmp, "true") == 0) | |
2457 | p->type |= CUPS_PRINTER_COLOR; | |
2458 | ||
2459 | if (slp_get_attr(attrlist, "(finishings-supported=", &tmp)) | |
2460 | return (SLP_FALSE); | |
2461 | if (strstr(tmp, "staple")) | |
2462 | p->type |= CUPS_PRINTER_STAPLE; | |
2463 | if (strstr(tmp, "bind")) | |
2464 | p->type |= CUPS_PRINTER_BIND; | |
2465 | if (strstr(tmp, "punch")) | |
2466 | p->type |= CUPS_PRINTER_PUNCH; | |
2467 | ||
2468 | if (slp_get_attr(attrlist, "(sides-supported=", &tmp)) | |
2469 | return (SLP_FALSE); | |
2470 | if (strstr(tmp,"two-sided")) | |
2471 | p->type |= CUPS_PRINTER_DUPLEX; | |
2472 | ||
2473 | cupsdClearString(&tmp); | |
2474 | ||
2475 | return (SLP_TRUE); | |
2476 | } | |
2477 | ||
2478 | ||
2479 | /* | |
2480 | * 'slp_dereg_printer()' - SLPDereg() the specified printer | |
2481 | */ | |
2482 | ||
2483 | static void | |
2484 | slp_dereg_printer(cupsd_printer_t *p) /* I - Printer */ | |
2485 | { | |
2486 | char srvurl[HTTP_MAX_URI]; /* Printer service URI */ | |
2487 | ||
2488 | ||
2489 | cupsdLogMessage(CUPSD_LOG_DEBUG, "slp_dereg_printer: printer=\"%s\"", p->name); | |
2490 | ||
2491 | if (!(p->type & CUPS_PRINTER_REMOTE)) | |
2492 | { | |
2493 | /* | |
2494 | * Make the SLP service URL that conforms to the IANA | |
2495 | * 'printer:' template. | |
2496 | */ | |
2497 | ||
2498 | snprintf(srvurl, sizeof(srvurl), SLP_CUPS_SRVTYPE ":%s", p->uri); | |
2499 | ||
2500 | /* | |
2501 | * Deregister the printer... | |
2502 | */ | |
2503 | ||
2504 | SLPDereg(BrowseSLPHandle, srvurl, slp_reg_callback, 0); | |
2505 | } | |
2506 | } | |
2507 | ||
2508 | ||
2509 | /* | |
2510 | * 'slp_get_attr()' - Get an attribute from an SLP registration. | |
2511 | */ | |
2512 | ||
2513 | static int /* O - 0 on success */ | |
2514 | slp_get_attr(const char *attrlist, /* I - Attribute list string */ | |
2515 | const char *tag, /* I - Name of attribute */ | |
2516 | char **valbuf) /* O - Value */ | |
2517 | { | |
2518 | char *ptr1, /* Pointer into string */ | |
2519 | *ptr2; /* ... */ | |
2520 | ||
2521 | ||
2522 | cupsdClearString(valbuf); | |
2523 | ||
2524 | if ((ptr1 = strstr(attrlist, tag)) != NULL) | |
2525 | { | |
2526 | ptr1 += strlen(tag); | |
2527 | ||
2528 | if ((ptr2 = strchr(ptr1,')')) != NULL) | |
2529 | { | |
2530 | /* | |
2531 | * Copy the value... | |
2532 | */ | |
2533 | ||
2534 | *valbuf = calloc(ptr2 - ptr1 + 1, 1); | |
2535 | strncpy(*valbuf, ptr1, ptr2 - ptr1); | |
2536 | ||
2537 | /* | |
2538 | * Dequote the value... | |
2539 | */ | |
2540 | ||
2541 | for (ptr1 = *valbuf; *ptr1; ptr1 ++) | |
2542 | if (*ptr1 == '\\' && ptr1[1]) | |
2543 | _cups_strcpy(ptr1, ptr1 + 1); | |
2544 | ||
2545 | return (0); | |
2546 | } | |
2547 | } | |
2548 | ||
2549 | return (-1); | |
2550 | } | |
2551 | ||
2552 | ||
2553 | /* | |
2554 | * 'slp_reg_callback()' - Empty SLPRegReport. | |
2555 | */ | |
2556 | ||
2557 | static void | |
2558 | slp_reg_callback(SLPHandle hslp, /* I - SLP handle */ | |
2559 | SLPError errcode, /* I - Error code, if any */ | |
2560 | void *cookie) /* I - App data */ | |
2561 | { | |
2562 | (void)hslp; | |
2563 | (void)errcode; | |
2564 | (void)cookie; | |
2565 | ||
2566 | return; | |
2567 | } | |
2568 | ||
2569 | ||
2570 | /* | |
2571 | * 'slp_url_callback()' - SLP service url callback | |
2572 | */ | |
2573 | ||
2574 | static SLPBoolean /* O - TRUE = OK, FALSE = error */ | |
2575 | slp_url_callback( | |
2576 | SLPHandle hslp, /* I - SLP handle */ | |
2577 | const char *srvurl, /* I - URL of service */ | |
2578 | unsigned short lifetime, /* I - Life of service */ | |
2579 | SLPError errcode, /* I - Existing error code */ | |
2580 | void *cookie) /* I - Pointer to service list */ | |
2581 | { | |
2582 | slpsrvurl_t *s, /* New service entry */ | |
2583 | **head; /* Pointer to head of entry */ | |
2584 | ||
2585 | ||
2586 | /* | |
2587 | * Let the compiler know we won't be using these vars... | |
2588 | */ | |
2589 | ||
2590 | (void)hslp; | |
2591 | (void)lifetime; | |
2592 | ||
2593 | /* | |
2594 | * Bail if there was an error | |
2595 | */ | |
2596 | ||
2597 | if (errcode != SLP_OK) | |
2598 | return (SLP_TRUE); | |
2599 | ||
2600 | /* | |
2601 | * Grab the head of the list... | |
2602 | */ | |
2603 | ||
2604 | head = (slpsrvurl_t**)cookie; | |
2605 | ||
2606 | /* | |
2607 | * Allocate a *temporary* slpsrvurl_t to hold this entry. | |
2608 | */ | |
2609 | ||
2610 | if ((s = (slpsrvurl_t *)calloc(1, sizeof(slpsrvurl_t))) == NULL) | |
2611 | return (SLP_FALSE); | |
2612 | ||
2613 | /* | |
2614 | * Copy the SLP service URL... | |
2615 | */ | |
2616 | ||
2617 | strlcpy(s->url, srvurl, sizeof(s->url)); | |
2618 | ||
2619 | /* | |
2620 | * Link the SLP service URL into the head of the list | |
2621 | */ | |
2622 | ||
2623 | if (*head) | |
2624 | s->next = *head; | |
2625 | ||
2626 | *head = s; | |
2627 | ||
2628 | return (SLP_TRUE); | |
2629 | } | |
2630 | #endif /* HAVE_LIBSLP */ | |
2631 | ||
2632 | ||
2633 | /* | |
2634 | * End of "$Id: dirsvc.c 4906 2006-01-10 20:53:28Z mike $". | |
2635 | */ |