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1 | /* | |
2 | * "$Id: dirsvc.c 7676 2008-06-18 23:42:37Z mike $" | |
3 | * | |
4 | * Directory services routines for the Common UNIX Printing System (CUPS). | |
5 | * | |
6 | * Copyright 2007-2008 by Apple Inc. | |
7 | * Copyright 1997-2007 by Easy Software Products, all rights reserved. | |
8 | * | |
9 | * These coded instructions, statements, and computer programs are the | |
10 | * property of Apple Inc. and are protected by Federal copyright | |
11 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
12 | * which should have been included with this file. If this file is | |
13 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
14 | * | |
15 | * Contents: | |
16 | * | |
17 | * cupsdDeregisterPrinter() - Stop sending broadcast information for a local | |
18 | * printer and remove any pending references to | |
19 | * remote printers. | |
20 | * cupsdLoadRemoteCache() - Load the remote printer cache. | |
21 | * cupsdRegisterPrinter() - Start sending broadcast information for a | |
22 | * printer or update the broadcast contents. | |
23 | * cupsdRestartPolling() - Restart polling servers as needed. | |
24 | * cupsdSaveRemoteCache() - Save the remote printer cache. | |
25 | * cupsdSendBrowseList() - Send new browsing information as necessary. | |
26 | * cupsdStartBrowsing() - Start sending and receiving broadcast | |
27 | * information. | |
28 | * cupsdStartPolling() - Start polling servers as needed. | |
29 | * cupsdStopBrowsing() - Stop sending and receiving broadcast | |
30 | * information. | |
31 | * cupsdStopPolling() - Stop polling servers as needed. | |
32 | * cupsdUpdateDNSSDName() - Update the computer name we use for | |
33 | * browsing... | |
34 | * cupsdUpdateLDAPBrowse() - Scan for new printers via LDAP... | |
35 | * cupsdUpdateSLPBrowse() - Get browsing information via SLP. | |
36 | * dequote() - Remote quotes from a string. | |
37 | * dnssdBuildTxtRecord() - Build a TXT record from printer info. | |
38 | * dnssdComparePrinters() - Compare the registered names of two printers. | |
39 | * dnssdDeregisterPrinter() - Stop sending broadcast information for a | |
40 | * printer. | |
41 | * dnssdPackTxtRecord() - Pack an array of key/value pairs into the TXT | |
42 | * record format. | |
43 | * dnssdRegisterCallback() - DNSServiceRegister callback. | |
44 | * dnssdRegisterPrinter() - Start sending broadcast information for a | |
45 | * printer or update the broadcast contents. | |
46 | * dnssdUpdate() - Handle DNS-SD queries. | |
47 | * get_hostconfig() - Get an /etc/hostconfig service setting. | |
48 | * is_local_queue() - Determine whether the URI points at a local | |
49 | * queue. | |
50 | * process_browse_data() - Process new browse data. | |
51 | * process_implicit_classes() - Create/update implicit classes as needed. | |
52 | * send_cups_browse() - Send new browsing information using the CUPS | |
53 | * protocol. | |
54 | * send_ldap_browse() - Send LDAP printer registrations. | |
55 | * send_slp_browse() - Register the specified printer with SLP. | |
56 | * slp_attr_callback() - SLP attribute callback | |
57 | * slp_dereg_printer() - SLPDereg() the specified printer | |
58 | * slp_get_attr() - Get an attribute from an SLP registration. | |
59 | * slp_reg_callback() - Empty SLPRegReport. | |
60 | * slp_url_callback() - SLP service url callback | |
61 | * update_cups_browse() - Update the browse lists using the CUPS | |
62 | * protocol. | |
63 | * update_lpd() - Update the LPD configuration as needed. | |
64 | * update_polling() - Read status messages from the poll daemons. | |
65 | * update_smb() - Update the SMB configuration as needed. | |
66 | */ | |
67 | ||
68 | /* | |
69 | * Include necessary headers... | |
70 | */ | |
71 | ||
72 | #include "cupsd.h" | |
73 | #include <grp.h> | |
74 | ||
75 | #ifdef HAVE_DNSSD | |
76 | # include <dns_sd.h> | |
77 | # ifdef __APPLE__ | |
78 | # include <nameser.h> | |
79 | # ifdef HAVE_COREFOUNDATION | |
80 | # include <CoreFoundation/CoreFoundation.h> | |
81 | # endif /* HAVE_COREFOUNDATION */ | |
82 | # ifdef HAVE_SYSTEMCONFIGURATION | |
83 | # include <SystemConfiguration/SystemConfiguration.h> | |
84 | # endif /* HAVE_SYSTEMCONFIGURATION */ | |
85 | # endif /* __APPLE__ */ | |
86 | #endif /* HAVE_DNSSD */ | |
87 | ||
88 | ||
89 | /* | |
90 | * Local functions... | |
91 | */ | |
92 | ||
93 | static char *dequote(char *d, const char *s, int dlen); | |
94 | #ifdef __APPLE__ | |
95 | static int get_hostconfig(const char *name); | |
96 | #endif /* __APPLE__ */ | |
97 | static int is_local_queue(const char *uri, char *host, int hostlen, | |
98 | char *resource, int resourcelen); | |
99 | static void process_browse_data(const char *uri, const char *host, | |
100 | const char *resource, cups_ptype_t type, | |
101 | ipp_pstate_t state, const char *location, | |
102 | const char *info, const char *make_model, | |
103 | int num_attrs, cups_option_t *attrs); | |
104 | static void process_implicit_classes(void); | |
105 | static void send_cups_browse(cupsd_printer_t *p); | |
106 | #ifdef HAVE_LDAP | |
107 | static void send_ldap_browse(cupsd_printer_t *p); | |
108 | #endif /* HAVE_LDAP */ | |
109 | #ifdef HAVE_LIBSLP | |
110 | static void send_slp_browse(cupsd_printer_t *p); | |
111 | #endif /* HAVE_LIBSLP */ | |
112 | static void update_cups_browse(void); | |
113 | static void update_lpd(int onoff); | |
114 | static void update_polling(void); | |
115 | static void update_smb(int onoff); | |
116 | ||
117 | ||
118 | #ifdef HAVE_DNSSD | |
119 | static char *dnssdBuildTxtRecord(int *txt_len, cupsd_printer_t *p, | |
120 | int for_lpd); | |
121 | static int dnssdComparePrinters(cupsd_printer_t *a, cupsd_printer_t *b); | |
122 | static void dnssdDeregisterPrinter(cupsd_printer_t *p); | |
123 | static char *dnssdPackTxtRecord(int *txt_len, char *keyvalue[][2], | |
124 | int count); | |
125 | static void dnssdRegisterCallback(DNSServiceRef sdRef, | |
126 | DNSServiceFlags flags, | |
127 | DNSServiceErrorType errorCode, | |
128 | const char *name, const char *regtype, | |
129 | const char *domain, void *context); | |
130 | static void dnssdRegisterPrinter(cupsd_printer_t *p); | |
131 | static void dnssdUpdate(void); | |
132 | #endif /* HAVE_DNSSD */ | |
133 | ||
134 | #ifdef HAVE_OPENLDAP | |
135 | static const char * const ldap_attrs[] =/* CUPS LDAP attributes */ | |
136 | { | |
137 | "printerDescription", | |
138 | "printerLocation", | |
139 | "printerMakeAndModel", | |
140 | "printerType", | |
141 | "printerURI", | |
142 | NULL | |
143 | }; | |
144 | #endif /* HAVE_OPENLDAP */ | |
145 | ||
146 | #ifdef HAVE_LIBSLP | |
147 | /* | |
148 | * SLP definitions... | |
149 | */ | |
150 | ||
151 | /* | |
152 | * SLP service name for CUPS... | |
153 | */ | |
154 | ||
155 | # define SLP_CUPS_SRVTYPE "service:printer" | |
156 | # define SLP_CUPS_SRVLEN 15 | |
157 | ||
158 | ||
159 | /* | |
160 | * Printer service URL structure | |
161 | */ | |
162 | ||
163 | typedef struct _slpsrvurl_s /**** SLP URL list ****/ | |
164 | { | |
165 | struct _slpsrvurl_s *next; /* Next URL in list */ | |
166 | char url[HTTP_MAX_URI]; | |
167 | /* URL */ | |
168 | } slpsrvurl_t; | |
169 | ||
170 | ||
171 | /* | |
172 | * Local functions... | |
173 | */ | |
174 | ||
175 | static SLPBoolean slp_attr_callback(SLPHandle hslp, const char *attrlist, | |
176 | SLPError errcode, void *cookie); | |
177 | static void slp_dereg_printer(cupsd_printer_t *p); | |
178 | static int slp_get_attr(const char *attrlist, const char *tag, | |
179 | char **valbuf); | |
180 | static void slp_reg_callback(SLPHandle hslp, SLPError errcode, | |
181 | void *cookie); | |
182 | static SLPBoolean slp_url_callback(SLPHandle hslp, const char *srvurl, | |
183 | unsigned short lifetime, | |
184 | SLPError errcode, void *cookie); | |
185 | #endif /* HAVE_LIBSLP */ | |
186 | ||
187 | ||
188 | /* | |
189 | * 'cupsdDeregisterPrinter()' - Stop sending broadcast information for a | |
190 | * local printer and remove any pending | |
191 | * references to remote printers. | |
192 | */ | |
193 | ||
194 | void | |
195 | cupsdDeregisterPrinter( | |
196 | cupsd_printer_t *p, /* I - Printer to register */ | |
197 | int removeit) /* I - Printer being permanently removed */ | |
198 | { | |
199 | /* | |
200 | * Only deregister if browsing is enabled and it's a local printer... | |
201 | */ | |
202 | ||
203 | if (!Browsing || !p->shared || | |
204 | (p->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT))) | |
205 | return; | |
206 | ||
207 | /* | |
208 | * Announce the deletion... | |
209 | */ | |
210 | ||
211 | if ((BrowseLocalProtocols & BROWSE_CUPS) && BrowseSocket >= 0) | |
212 | { | |
213 | cups_ptype_t savedtype = p->type; /* Saved printer type */ | |
214 | ||
215 | p->type |= CUPS_PRINTER_DELETE; | |
216 | ||
217 | send_cups_browse(p); | |
218 | ||
219 | p->type = savedtype; | |
220 | } | |
221 | ||
222 | #ifdef HAVE_LIBSLP | |
223 | if (BrowseLocalProtocols & BROWSE_SLP) | |
224 | slp_dereg_printer(p); | |
225 | #endif /* HAVE_LIBSLP */ | |
226 | ||
227 | #ifdef HAVE_DNSSD | |
228 | if (removeit && (BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef) | |
229 | dnssdDeregisterPrinter(p); | |
230 | #endif /* HAVE_DNSSD */ | |
231 | } | |
232 | ||
233 | ||
234 | /* | |
235 | * 'cupsdLoadRemoteCache()' - Load the remote printer cache. | |
236 | */ | |
237 | ||
238 | void | |
239 | cupsdLoadRemoteCache(void) | |
240 | { | |
241 | cups_file_t *fp; /* remote.cache file */ | |
242 | int linenum; /* Current line number */ | |
243 | char line[1024], /* Line from file */ | |
244 | *value, /* Pointer to value */ | |
245 | *valueptr, /* Pointer into value */ | |
246 | scheme[32], /* Scheme portion of URI */ | |
247 | username[64], /* Username portion of URI */ | |
248 | host[HTTP_MAX_HOST], | |
249 | /* Hostname portion of URI */ | |
250 | resource[HTTP_MAX_URI]; | |
251 | /* Resource portion of URI */ | |
252 | int port; /* Port number */ | |
253 | cupsd_printer_t *p; /* Current printer */ | |
254 | time_t now; /* Current time */ | |
255 | ||
256 | ||
257 | /* | |
258 | * Don't load the cache if the remote protocols are disabled... | |
259 | */ | |
260 | ||
261 | if (!Browsing) | |
262 | { | |
263 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
264 | "cupsdLoadRemoteCache: Not loading remote cache."); | |
265 | return; | |
266 | } | |
267 | ||
268 | /* | |
269 | * Open the remote.cache file... | |
270 | */ | |
271 | ||
272 | snprintf(line, sizeof(line), "%s/remote.cache", CacheDir); | |
273 | if ((fp = cupsFileOpen(line, "r")) == NULL) | |
274 | return; | |
275 | ||
276 | /* | |
277 | * Read printer configurations until we hit EOF... | |
278 | */ | |
279 | ||
280 | linenum = 0; | |
281 | p = NULL; | |
282 | now = time(NULL); | |
283 | ||
284 | while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum)) | |
285 | { | |
286 | /* | |
287 | * Decode the directive... | |
288 | */ | |
289 | ||
290 | if (!strcasecmp(line, "<Printer") || | |
291 | !strcasecmp(line, "<DefaultPrinter")) | |
292 | { | |
293 | /* | |
294 | * <Printer name> or <DefaultPrinter name> | |
295 | */ | |
296 | ||
297 | if (p == NULL && value) | |
298 | { | |
299 | /* | |
300 | * Add the printer and a base file type... | |
301 | */ | |
302 | ||
303 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
304 | "cupsdLoadRemoteCache: Loading printer %s...", value); | |
305 | ||
306 | if ((p = cupsdFindDest(value)) != NULL) | |
307 | { | |
308 | if (p->type & CUPS_PRINTER_CLASS) | |
309 | { | |
310 | cupsdLogMessage(CUPSD_LOG_WARN, | |
311 | "Cached remote printer \"%s\" conflicts with " | |
312 | "existing class!", | |
313 | value); | |
314 | p = NULL; | |
315 | continue; | |
316 | } | |
317 | } | |
318 | else | |
319 | p = cupsdAddPrinter(value); | |
320 | ||
321 | p->accepting = 1; | |
322 | p->state = IPP_PRINTER_IDLE; | |
323 | p->type |= CUPS_PRINTER_REMOTE | CUPS_PRINTER_DISCOVERED; | |
324 | p->browse_time = now; | |
325 | p->browse_expire = now + BrowseTimeout; | |
326 | ||
327 | /* | |
328 | * Set the default printer as needed... | |
329 | */ | |
330 | ||
331 | if (!strcasecmp(line, "<DefaultPrinter")) | |
332 | DefaultPrinter = p; | |
333 | } | |
334 | else | |
335 | { | |
336 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
337 | "Syntax error on line %d of remote.cache.", linenum); | |
338 | break; | |
339 | } | |
340 | } | |
341 | else if (!strcasecmp(line, "<Class") || | |
342 | !strcasecmp(line, "<DefaultClass")) | |
343 | { | |
344 | /* | |
345 | * <Class name> or <DefaultClass name> | |
346 | */ | |
347 | ||
348 | if (p == NULL && value) | |
349 | { | |
350 | /* | |
351 | * Add the printer and a base file type... | |
352 | */ | |
353 | ||
354 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
355 | "cupsdLoadRemoteCache: Loading class %s...", value); | |
356 | ||
357 | if ((p = cupsdFindDest(value)) != NULL) | |
358 | p->type = CUPS_PRINTER_CLASS; | |
359 | else | |
360 | p = cupsdAddClass(value); | |
361 | ||
362 | p->accepting = 1; | |
363 | p->state = IPP_PRINTER_IDLE; | |
364 | p->type |= CUPS_PRINTER_REMOTE | CUPS_PRINTER_DISCOVERED; | |
365 | p->browse_time = now; | |
366 | p->browse_expire = now + BrowseTimeout; | |
367 | ||
368 | /* | |
369 | * Set the default printer as needed... | |
370 | */ | |
371 | ||
372 | if (!strcasecmp(line, "<DefaultClass")) | |
373 | DefaultPrinter = p; | |
374 | } | |
375 | else | |
376 | { | |
377 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
378 | "Syntax error on line %d of remote.cache.", linenum); | |
379 | break; | |
380 | } | |
381 | } | |
382 | else if (!strcasecmp(line, "</Printer>") || | |
383 | !strcasecmp(line, "</Class>")) | |
384 | { | |
385 | if (p != NULL) | |
386 | { | |
387 | /* | |
388 | * Close out the current printer... | |
389 | */ | |
390 | ||
391 | cupsdSetPrinterAttrs(p); | |
392 | ||
393 | p = NULL; | |
394 | } | |
395 | else | |
396 | { | |
397 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
398 | "Syntax error on line %d of remote.cache.", linenum); | |
399 | break; | |
400 | } | |
401 | } | |
402 | else if (!p) | |
403 | { | |
404 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
405 | "Syntax error on line %d of remote.cache.", linenum); | |
406 | break; | |
407 | } | |
408 | else if (!strcasecmp(line, "Info")) | |
409 | { | |
410 | if (value) | |
411 | cupsdSetString(&p->info, value); | |
412 | } | |
413 | else if (!strcasecmp(line, "MakeModel")) | |
414 | { | |
415 | if (value) | |
416 | cupsdSetString(&p->make_model, value); | |
417 | } | |
418 | else if (!strcasecmp(line, "Location")) | |
419 | { | |
420 | if (value) | |
421 | cupsdSetString(&p->location, value); | |
422 | } | |
423 | else if (!strcasecmp(line, "DeviceURI")) | |
424 | { | |
425 | if (value) | |
426 | { | |
427 | httpSeparateURI(HTTP_URI_CODING_ALL, value, scheme, sizeof(scheme), | |
428 | username, sizeof(username), host, sizeof(host), &port, | |
429 | resource, sizeof(resource)); | |
430 | ||
431 | cupsdSetString(&p->hostname, host); | |
432 | cupsdSetString(&p->uri, value); | |
433 | cupsdSetString(&p->device_uri, value); | |
434 | } | |
435 | else | |
436 | { | |
437 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
438 | "Syntax error on line %d of remote.cache.", linenum); | |
439 | break; | |
440 | } | |
441 | } | |
442 | else if (!strcasecmp(line, "Option") && value) | |
443 | { | |
444 | /* | |
445 | * Option name value | |
446 | */ | |
447 | ||
448 | for (valueptr = value; *valueptr && !isspace(*valueptr & 255); valueptr ++); | |
449 | ||
450 | if (!*valueptr) | |
451 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
452 | "Syntax error on line %d of remote.cache.", linenum); | |
453 | else | |
454 | { | |
455 | for (; *valueptr && isspace(*valueptr & 255); *valueptr++ = '\0'); | |
456 | ||
457 | p->num_options = cupsAddOption(value, valueptr, p->num_options, | |
458 | &(p->options)); | |
459 | } | |
460 | } | |
461 | else if (!strcasecmp(line, "State")) | |
462 | { | |
463 | /* | |
464 | * Set the initial queue state... | |
465 | */ | |
466 | ||
467 | if (value && !strcasecmp(value, "idle")) | |
468 | p->state = IPP_PRINTER_IDLE; | |
469 | else if (value && !strcasecmp(value, "stopped")) | |
470 | p->state = IPP_PRINTER_STOPPED; | |
471 | else | |
472 | { | |
473 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
474 | "Syntax error on line %d of remote.cache.", linenum); | |
475 | break; | |
476 | } | |
477 | } | |
478 | else if (!strcasecmp(line, "StateMessage")) | |
479 | { | |
480 | /* | |
481 | * Set the initial queue state message... | |
482 | */ | |
483 | ||
484 | if (value) | |
485 | strlcpy(p->state_message, value, sizeof(p->state_message)); | |
486 | } | |
487 | else if (!strcasecmp(line, "Accepting")) | |
488 | { | |
489 | /* | |
490 | * Set the initial accepting state... | |
491 | */ | |
492 | ||
493 | if (value && | |
494 | (!strcasecmp(value, "yes") || | |
495 | !strcasecmp(value, "on") || | |
496 | !strcasecmp(value, "true"))) | |
497 | p->accepting = 1; | |
498 | else if (value && | |
499 | (!strcasecmp(value, "no") || | |
500 | !strcasecmp(value, "off") || | |
501 | !strcasecmp(value, "false"))) | |
502 | p->accepting = 0; | |
503 | else | |
504 | { | |
505 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
506 | "Syntax error on line %d of remote.cache.", linenum); | |
507 | break; | |
508 | } | |
509 | } | |
510 | else if (!strcasecmp(line, "Type")) | |
511 | { | |
512 | if (value) | |
513 | p->type = atoi(value); | |
514 | else | |
515 | { | |
516 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
517 | "Syntax error on line %d of remote.cache.", linenum); | |
518 | break; | |
519 | } | |
520 | } | |
521 | else if (!strcasecmp(line, "BrowseTime")) | |
522 | { | |
523 | if (value) | |
524 | { | |
525 | time_t t = atoi(value); | |
526 | ||
527 | if (t > p->browse_expire) | |
528 | p->browse_expire = t; | |
529 | } | |
530 | else | |
531 | { | |
532 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
533 | "Syntax error on line %d of remote.cache.", linenum); | |
534 | break; | |
535 | } | |
536 | } | |
537 | else if (!strcasecmp(line, "JobSheets")) | |
538 | { | |
539 | /* | |
540 | * Set the initial job sheets... | |
541 | */ | |
542 | ||
543 | if (value) | |
544 | { | |
545 | for (valueptr = value; *valueptr && !isspace(*valueptr & 255); valueptr ++); | |
546 | ||
547 | if (*valueptr) | |
548 | *valueptr++ = '\0'; | |
549 | ||
550 | cupsdSetString(&p->job_sheets[0], value); | |
551 | ||
552 | while (isspace(*valueptr & 255)) | |
553 | valueptr ++; | |
554 | ||
555 | if (*valueptr) | |
556 | { | |
557 | for (value = valueptr; *valueptr && !isspace(*valueptr & 255); valueptr ++); | |
558 | ||
559 | if (*valueptr) | |
560 | *valueptr++ = '\0'; | |
561 | ||
562 | cupsdSetString(&p->job_sheets[1], value); | |
563 | } | |
564 | } | |
565 | else | |
566 | { | |
567 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
568 | "Syntax error on line %d of remote.cache.", linenum); | |
569 | break; | |
570 | } | |
571 | } | |
572 | else if (!strcasecmp(line, "AllowUser")) | |
573 | { | |
574 | if (value) | |
575 | { | |
576 | p->deny_users = 0; | |
577 | cupsdAddPrinterUser(p, value); | |
578 | } | |
579 | else | |
580 | { | |
581 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
582 | "Syntax error on line %d of remote.cache.", linenum); | |
583 | break; | |
584 | } | |
585 | } | |
586 | else if (!strcasecmp(line, "DenyUser")) | |
587 | { | |
588 | if (value) | |
589 | { | |
590 | p->deny_users = 1; | |
591 | cupsdAddPrinterUser(p, value); | |
592 | } | |
593 | else | |
594 | { | |
595 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
596 | "Syntax error on line %d of remote.cache.", linenum); | |
597 | break; | |
598 | } | |
599 | } | |
600 | else | |
601 | { | |
602 | /* | |
603 | * Something else we don't understand... | |
604 | */ | |
605 | ||
606 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
607 | "Unknown configuration directive %s on line %d of remote.cache.", | |
608 | line, linenum); | |
609 | } | |
610 | } | |
611 | ||
612 | cupsFileClose(fp); | |
613 | ||
614 | /* | |
615 | * Do auto-classing if needed... | |
616 | */ | |
617 | ||
618 | process_implicit_classes(); | |
619 | } | |
620 | ||
621 | ||
622 | /* | |
623 | * 'cupsdRegisterPrinter()' - Start sending broadcast information for a | |
624 | * printer or update the broadcast contents. | |
625 | */ | |
626 | ||
627 | void | |
628 | cupsdRegisterPrinter(cupsd_printer_t *p)/* I - Printer */ | |
629 | { | |
630 | if (!Browsing || !BrowseLocalProtocols || | |
631 | (p->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT))) | |
632 | return; | |
633 | ||
634 | #ifdef HAVE_LIBSLP | |
635 | /* if (BrowseLocalProtocols & BROWSE_SLP) | |
636 | slpRegisterPrinter(p); */ | |
637 | #endif /* HAVE_LIBSLP */ | |
638 | ||
639 | #ifdef HAVE_DNSSD | |
640 | if ((BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef) | |
641 | dnssdRegisterPrinter(p); | |
642 | #endif /* HAVE_DNSSD */ | |
643 | } | |
644 | ||
645 | ||
646 | /* | |
647 | * 'cupsdRestartPolling()' - Restart polling servers as needed. | |
648 | */ | |
649 | ||
650 | void | |
651 | cupsdRestartPolling(void) | |
652 | { | |
653 | int i; /* Looping var */ | |
654 | cupsd_dirsvc_poll_t *pollp; /* Current polling server */ | |
655 | ||
656 | ||
657 | for (i = 0, pollp = Polled; i < NumPolled; i ++, pollp ++) | |
658 | if (pollp->pid) | |
659 | kill(pollp->pid, SIGHUP); | |
660 | } | |
661 | ||
662 | ||
663 | /* | |
664 | * 'cupsdSaveRemoteCache()' - Save the remote printer cache. | |
665 | */ | |
666 | ||
667 | void | |
668 | cupsdSaveRemoteCache(void) | |
669 | { | |
670 | int i; /* Looping var */ | |
671 | cups_file_t *fp; /* printers.conf file */ | |
672 | char temp[1024]; /* Temporary string */ | |
673 | cupsd_printer_t *printer; /* Current printer class */ | |
674 | time_t curtime; /* Current time */ | |
675 | struct tm *curdate; /* Current date */ | |
676 | cups_option_t *option; /* Current option */ | |
677 | ||
678 | ||
679 | /* | |
680 | * Create the remote.cache file... | |
681 | */ | |
682 | ||
683 | snprintf(temp, sizeof(temp), "%s/remote.cache", CacheDir); | |
684 | ||
685 | if ((fp = cupsFileOpen(temp, "w")) == NULL) | |
686 | { | |
687 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
688 | "Unable to save remote.cache - %s", strerror(errno)); | |
689 | return; | |
690 | } | |
691 | else | |
692 | cupsdLogMessage(CUPSD_LOG_DEBUG, "Saving remote.cache..."); | |
693 | ||
694 | /* | |
695 | * Restrict access to the file... | |
696 | */ | |
697 | ||
698 | fchown(cupsFileNumber(fp), getuid(), Group); | |
699 | fchmod(cupsFileNumber(fp), ConfigFilePerm); | |
700 | ||
701 | /* | |
702 | * Write a small header to the file... | |
703 | */ | |
704 | ||
705 | curtime = time(NULL); | |
706 | curdate = localtime(&curtime); | |
707 | strftime(temp, sizeof(temp) - 1, "%Y-%m-%d %H:%M", curdate); | |
708 | ||
709 | cupsFilePuts(fp, "# Remote cache file for " CUPS_SVERSION "\n"); | |
710 | cupsFilePrintf(fp, "# Written by cupsd on %s\n", temp); | |
711 | ||
712 | /* | |
713 | * Write each local printer known to the system... | |
714 | */ | |
715 | ||
716 | for (printer = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
717 | printer; | |
718 | printer = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
719 | { | |
720 | /* | |
721 | * Skip local destinations... | |
722 | */ | |
723 | ||
724 | if (!(printer->type & CUPS_PRINTER_DISCOVERED)) | |
725 | continue; | |
726 | ||
727 | /* | |
728 | * Write printers as needed... | |
729 | */ | |
730 | ||
731 | if (printer == DefaultPrinter) | |
732 | cupsFilePuts(fp, "<Default"); | |
733 | else | |
734 | cupsFilePutChar(fp, '<'); | |
735 | ||
736 | if (printer->type & CUPS_PRINTER_CLASS) | |
737 | cupsFilePrintf(fp, "Class %s>\n", printer->name); | |
738 | else | |
739 | cupsFilePrintf(fp, "Printer %s>\n", printer->name); | |
740 | ||
741 | cupsFilePrintf(fp, "Type %d\n", printer->type); | |
742 | ||
743 | cupsFilePrintf(fp, "BrowseTime %d\n", (int)printer->browse_expire); | |
744 | ||
745 | if (printer->info) | |
746 | cupsFilePrintf(fp, "Info %s\n", printer->info); | |
747 | ||
748 | if (printer->make_model) | |
749 | cupsFilePrintf(fp, "MakeModel %s\n", printer->make_model); | |
750 | ||
751 | if (printer->location) | |
752 | cupsFilePrintf(fp, "Location %s\n", printer->location); | |
753 | ||
754 | if (printer->device_uri) | |
755 | cupsFilePrintf(fp, "DeviceURI %s\n", printer->device_uri); | |
756 | ||
757 | if (printer->state == IPP_PRINTER_STOPPED) | |
758 | { | |
759 | cupsFilePuts(fp, "State Stopped\n"); | |
760 | cupsFilePrintf(fp, "StateMessage %s\n", printer->state_message); | |
761 | } | |
762 | else | |
763 | cupsFilePuts(fp, "State Idle\n"); | |
764 | ||
765 | if (printer->accepting) | |
766 | cupsFilePuts(fp, "Accepting Yes\n"); | |
767 | else | |
768 | cupsFilePuts(fp, "Accepting No\n"); | |
769 | ||
770 | cupsFilePrintf(fp, "JobSheets %s %s\n", printer->job_sheets[0], | |
771 | printer->job_sheets[1]); | |
772 | ||
773 | for (i = 0; i < printer->num_users; i ++) | |
774 | cupsFilePrintf(fp, "%sUser %s\n", printer->deny_users ? "Deny" : "Allow", | |
775 | printer->users[i]); | |
776 | ||
777 | for (i = printer->num_options, option = printer->options; | |
778 | i > 0; | |
779 | i --, option ++) | |
780 | cupsFilePrintf(fp, "Option %s %s\n", option->name, option->value); | |
781 | ||
782 | if (printer->type & CUPS_PRINTER_CLASS) | |
783 | cupsFilePuts(fp, "</Class>\n"); | |
784 | else | |
785 | cupsFilePuts(fp, "</Printer>\n"); | |
786 | } | |
787 | ||
788 | cupsFileClose(fp); | |
789 | } | |
790 | ||
791 | ||
792 | /* | |
793 | * 'cupsdSendBrowseList()' - Send new browsing information as necessary. | |
794 | */ | |
795 | ||
796 | void | |
797 | cupsdSendBrowseList(void) | |
798 | { | |
799 | int count; /* Number of dests to update */ | |
800 | cupsd_printer_t *p; /* Current printer */ | |
801 | time_t ut, /* Minimum update time */ | |
802 | to; /* Timeout time */ | |
803 | ||
804 | ||
805 | if (!Browsing || !BrowseLocalProtocols || !Printers) | |
806 | return; | |
807 | ||
808 | /* | |
809 | * Compute the update and timeout times... | |
810 | */ | |
811 | ||
812 | to = time(NULL); | |
813 | ut = to - BrowseInterval; | |
814 | ||
815 | /* | |
816 | * Figure out how many printers need an update... | |
817 | */ | |
818 | ||
819 | if (BrowseInterval > 0) | |
820 | { | |
821 | int max_count; /* Maximum number to update */ | |
822 | ||
823 | ||
824 | /* | |
825 | * Throttle the number of printers we'll be updating this time | |
826 | * around based on the number of queues that need updating and | |
827 | * the maximum number of queues to update each second... | |
828 | */ | |
829 | ||
830 | max_count = 2 * cupsArrayCount(Printers) / BrowseInterval + 1; | |
831 | ||
832 | for (count = 0, p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
833 | count < max_count && p != NULL; | |
834 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
835 | if (!(p->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT)) && | |
836 | p->shared && p->browse_time < ut) | |
837 | count ++; | |
838 | ||
839 | /* | |
840 | * Loop through all of the printers and send local updates as needed... | |
841 | */ | |
842 | ||
843 | if (BrowseNext) | |
844 | p = (cupsd_printer_t *)cupsArrayFind(Printers, BrowseNext); | |
845 | else | |
846 | p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
847 | ||
848 | for (; | |
849 | count > 0; | |
850 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
851 | { | |
852 | /* | |
853 | * Check for wraparound... | |
854 | */ | |
855 | ||
856 | if (!p) | |
857 | p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
858 | ||
859 | if (!p) | |
860 | break; | |
861 | else if ((p->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT)) || | |
862 | !p->shared) | |
863 | continue; | |
864 | else if (p->browse_time < ut) | |
865 | { | |
866 | /* | |
867 | * Need to send an update... | |
868 | */ | |
869 | ||
870 | count --; | |
871 | ||
872 | p->browse_time = time(NULL); | |
873 | ||
874 | if ((BrowseLocalProtocols & BROWSE_CUPS) && BrowseSocket >= 0) | |
875 | send_cups_browse(p); | |
876 | ||
877 | #ifdef HAVE_LIBSLP | |
878 | if (BrowseLocalProtocols & BROWSE_SLP) | |
879 | send_slp_browse(p); | |
880 | #endif /* HAVE_LIBSLP */ | |
881 | ||
882 | #ifdef HAVE_LDAP | |
883 | if (BrowseLocalProtocols & BROWSE_LDAP) | |
884 | send_ldap_browse(p); | |
885 | #endif /* HAVE_LDAP */ | |
886 | } | |
887 | } | |
888 | ||
889 | /* | |
890 | * Save where we left off so that all printers get updated... | |
891 | */ | |
892 | ||
893 | BrowseNext = p; | |
894 | } | |
895 | ||
896 | /* | |
897 | * Loop through all of the printers and send local updates as needed... | |
898 | */ | |
899 | ||
900 | for (p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
901 | p; | |
902 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
903 | { | |
904 | /* | |
905 | * If this is a remote queue, see if it needs to be timed out... | |
906 | */ | |
907 | ||
908 | if (p->type & CUPS_PRINTER_DISCOVERED) | |
909 | { | |
910 | if (p->browse_expire < to) | |
911 | { | |
912 | cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED, p, NULL, | |
913 | "%s \'%s\' deleted by directory services (timeout).", | |
914 | (p->type & CUPS_PRINTER_CLASS) ? "Class" : "Printer", | |
915 | p->name); | |
916 | ||
917 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
918 | "Remote destination \"%s\" has timed out; " | |
919 | "deleting it...", | |
920 | p->name); | |
921 | ||
922 | cupsArraySave(Printers); | |
923 | cupsdDeletePrinter(p, 1); | |
924 | cupsArrayRestore(Printers); | |
925 | cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP | CUPSD_DIRTY_REMOTE); | |
926 | } | |
927 | } | |
928 | } | |
929 | } | |
930 | ||
931 | ||
932 | /* | |
933 | * 'cupsdStartBrowsing()' - Start sending and receiving broadcast information. | |
934 | */ | |
935 | ||
936 | void | |
937 | cupsdStartBrowsing(void) | |
938 | { | |
939 | int val; /* Socket option value */ | |
940 | struct sockaddr_in addr; /* Broadcast address */ | |
941 | cupsd_printer_t *p; /* Current printer */ | |
942 | ||
943 | ||
944 | BrowseNext = NULL; | |
945 | ||
946 | if (!Browsing || !(BrowseLocalProtocols | BrowseRemoteProtocols)) | |
947 | return; | |
948 | ||
949 | if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_CUPS) | |
950 | { | |
951 | if (BrowseSocket < 0) | |
952 | { | |
953 | /* | |
954 | * Create the broadcast socket... | |
955 | */ | |
956 | ||
957 | if ((BrowseSocket = socket(AF_INET, SOCK_DGRAM, 0)) < 0) | |
958 | { | |
959 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
960 | "Unable to create broadcast socket - %s.", | |
961 | strerror(errno)); | |
962 | BrowseLocalProtocols &= ~BROWSE_CUPS; | |
963 | BrowseRemoteProtocols &= ~BROWSE_CUPS; | |
964 | return; | |
965 | } | |
966 | ||
967 | /* | |
968 | * Bind the socket to browse port... | |
969 | */ | |
970 | ||
971 | memset(&addr, 0, sizeof(addr)); | |
972 | addr.sin_addr.s_addr = htonl(INADDR_ANY); | |
973 | addr.sin_family = AF_INET; | |
974 | addr.sin_port = htons(BrowsePort); | |
975 | ||
976 | if (bind(BrowseSocket, (struct sockaddr *)&addr, sizeof(addr))) | |
977 | { | |
978 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
979 | "Unable to bind broadcast socket - %s.", | |
980 | strerror(errno)); | |
981 | ||
982 | #ifdef WIN32 | |
983 | closesocket(BrowseSocket); | |
984 | #else | |
985 | close(BrowseSocket); | |
986 | #endif /* WIN32 */ | |
987 | ||
988 | BrowseSocket = -1; | |
989 | BrowseLocalProtocols &= ~BROWSE_CUPS; | |
990 | BrowseRemoteProtocols &= ~BROWSE_CUPS; | |
991 | return; | |
992 | } | |
993 | } | |
994 | ||
995 | /* | |
996 | * Set the "broadcast" flag... | |
997 | */ | |
998 | ||
999 | val = 1; | |
1000 | if (setsockopt(BrowseSocket, SOL_SOCKET, SO_BROADCAST, &val, sizeof(val))) | |
1001 | { | |
1002 | cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to set broadcast mode - %s.", | |
1003 | strerror(errno)); | |
1004 | ||
1005 | #ifdef WIN32 | |
1006 | closesocket(BrowseSocket); | |
1007 | #else | |
1008 | close(BrowseSocket); | |
1009 | #endif /* WIN32 */ | |
1010 | ||
1011 | BrowseSocket = -1; | |
1012 | BrowseLocalProtocols &= ~BROWSE_CUPS; | |
1013 | BrowseRemoteProtocols &= ~BROWSE_CUPS; | |
1014 | return; | |
1015 | } | |
1016 | ||
1017 | /* | |
1018 | * Close the socket on exec... | |
1019 | */ | |
1020 | ||
1021 | fcntl(BrowseSocket, F_SETFD, fcntl(BrowseSocket, F_GETFD) | FD_CLOEXEC); | |
1022 | ||
1023 | /* | |
1024 | * Finally, add the socket to the input selection set as needed... | |
1025 | */ | |
1026 | ||
1027 | if (BrowseRemoteProtocols & BROWSE_CUPS) | |
1028 | { | |
1029 | /* | |
1030 | * We only listen if we want remote printers... | |
1031 | */ | |
1032 | ||
1033 | cupsdAddSelect(BrowseSocket, (cupsd_selfunc_t)update_cups_browse, | |
1034 | NULL, NULL); | |
1035 | } | |
1036 | } | |
1037 | else | |
1038 | BrowseSocket = -1; | |
1039 | ||
1040 | #ifdef HAVE_DNSSD | |
1041 | if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_DNSSD) | |
1042 | { | |
1043 | DNSServiceErrorType error; /* Error from service creation */ | |
1044 | cupsd_listener_t *lis; /* Current listening socket */ | |
1045 | ||
1046 | ||
1047 | /* | |
1048 | * First create a "master" connection for all registrations... | |
1049 | */ | |
1050 | ||
1051 | if ((error = DNSServiceCreateConnection(&DNSSDRef)) | |
1052 | != kDNSServiceErr_NoError) | |
1053 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1054 | "Unable to create master DNS-SD reference: %d", error); | |
1055 | else | |
1056 | { | |
1057 | /* | |
1058 | * Add the master connection to the select list... | |
1059 | */ | |
1060 | ||
1061 | cupsdAddSelect(DNSServiceRefSockFD(DNSSDRef), | |
1062 | (cupsd_selfunc_t)dnssdUpdate, NULL, NULL); | |
1063 | ||
1064 | /* | |
1065 | * Then get the port we use for registrations. If we are not listening | |
1066 | * on any non-local ports, there is no sense sharing local printers via | |
1067 | * Bonjour... | |
1068 | */ | |
1069 | ||
1070 | DNSSDPort = 0; | |
1071 | ||
1072 | for (lis = (cupsd_listener_t *)cupsArrayFirst(Listeners); | |
1073 | lis; | |
1074 | lis = (cupsd_listener_t *)cupsArrayNext(Listeners)) | |
1075 | { | |
1076 | if (httpAddrLocalhost(&(lis->address))) | |
1077 | continue; | |
1078 | ||
1079 | if (lis->address.addr.sa_family == AF_INET) | |
1080 | { | |
1081 | DNSSDPort = ntohs(lis->address.ipv4.sin_port); | |
1082 | break; | |
1083 | } | |
1084 | else if (lis->address.addr.sa_family == AF_INET6) | |
1085 | { | |
1086 | DNSSDPort = ntohs(lis->address.ipv6.sin6_port); | |
1087 | break; | |
1088 | } | |
1089 | } | |
1090 | ||
1091 | /* | |
1092 | * Create an array to track the printers we share... | |
1093 | */ | |
1094 | ||
1095 | if (BrowseRemoteProtocols & BROWSE_DNSSD) | |
1096 | DNSSDPrinters = cupsArrayNew((cups_array_func_t)dnssdComparePrinters, | |
1097 | NULL); | |
1098 | ||
1099 | /* | |
1100 | * Set the computer name and register the web interface... | |
1101 | */ | |
1102 | ||
1103 | cupsdUpdateDNSSDName(); | |
1104 | } | |
1105 | } | |
1106 | #endif /* HAVE_DNSSD */ | |
1107 | ||
1108 | #ifdef HAVE_LIBSLP | |
1109 | if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_SLP) | |
1110 | { | |
1111 | /* | |
1112 | * Open SLP handle... | |
1113 | */ | |
1114 | ||
1115 | if (SLPOpen("en", SLP_FALSE, &BrowseSLPHandle) != SLP_OK) | |
1116 | { | |
1117 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1118 | "Unable to open an SLP handle; disabling SLP browsing!"); | |
1119 | BrowseLocalProtocols &= ~BROWSE_SLP; | |
1120 | BrowseRemoteProtocols &= ~BROWSE_SLP; | |
1121 | } | |
1122 | ||
1123 | BrowseSLPRefresh = 0; | |
1124 | } | |
1125 | else | |
1126 | BrowseSLPHandle = NULL; | |
1127 | #endif /* HAVE_LIBSLP */ | |
1128 | ||
1129 | #ifdef HAVE_OPENLDAP | |
1130 | if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_LDAP) | |
1131 | { | |
1132 | if (!BrowseLDAPDN) | |
1133 | { | |
1134 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1135 | "Need to set BrowseLDAPDN to use LDAP browsing!"); | |
1136 | BrowseLocalProtocols &= ~BROWSE_LDAP; | |
1137 | BrowseRemoteProtocols &= ~BROWSE_LDAP; | |
1138 | } | |
1139 | else | |
1140 | { | |
1141 | /* | |
1142 | * Open LDAP handle... | |
1143 | */ | |
1144 | ||
1145 | int rc; /* LDAP API status */ | |
1146 | int version = 3; /* LDAP version */ | |
1147 | struct berval bv = {0, ""}; /* SASL bind value */ | |
1148 | ||
1149 | ||
1150 | /* | |
1151 | * Set the certificate file to use for encrypted LDAP sessions... | |
1152 | */ | |
1153 | ||
1154 | if (BrowseLDAPCACertFile) | |
1155 | { | |
1156 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
1157 | "cupsdStartBrowsing: Setting CA certificate file \"%s\"", | |
1158 | BrowseLDAPCACertFile); | |
1159 | ||
1160 | if ((rc = ldap_set_option(NULL, LDAP_OPT_X_TLS_CACERTFILE, | |
1161 | (void *)BrowseLDAPCACertFile)) | |
1162 | != LDAP_SUCCESS) | |
1163 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1164 | "Unable to set CA certificate file for LDAP " | |
1165 | "connections: %d - %s", rc, ldap_err2string(rc)); | |
1166 | } | |
1167 | ||
1168 | /* | |
1169 | * LDAP stuff currently only supports ldapi EXTERNAL SASL binds... | |
1170 | */ | |
1171 | ||
1172 | if (!BrowseLDAPServer || !strcasecmp(BrowseLDAPServer, "localhost")) | |
1173 | rc = ldap_initialize(&BrowseLDAPHandle, "ldapi:///"); | |
1174 | else | |
1175 | rc = ldap_initialize(&BrowseLDAPHandle, BrowseLDAPServer); | |
1176 | ||
1177 | if (rc != LDAP_SUCCESS) | |
1178 | { | |
1179 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1180 | "Unable to initialize LDAP; disabling LDAP browsing!"); | |
1181 | BrowseLocalProtocols &= ~BROWSE_LDAP; | |
1182 | BrowseRemoteProtocols &= ~BROWSE_LDAP; | |
1183 | } | |
1184 | else if (ldap_set_option(BrowseLDAPHandle, LDAP_OPT_PROTOCOL_VERSION, | |
1185 | (const void *)&version) != LDAP_SUCCESS) | |
1186 | { | |
1187 | ldap_unbind_ext(BrowseLDAPHandle, NULL, NULL); | |
1188 | BrowseLDAPHandle = NULL; | |
1189 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1190 | "Unable to set LDAP protocol version; " | |
1191 | "disabling LDAP browsing!"); | |
1192 | BrowseLocalProtocols &= ~BROWSE_LDAP; | |
1193 | BrowseRemoteProtocols &= ~BROWSE_LDAP; | |
1194 | } | |
1195 | else | |
1196 | { | |
1197 | if (!BrowseLDAPServer || !strcasecmp(BrowseLDAPServer, "localhost")) | |
1198 | rc = ldap_sasl_bind_s(BrowseLDAPHandle, NULL, "EXTERNAL", &bv, NULL, | |
1199 | NULL, NULL); | |
1200 | else | |
1201 | rc = ldap_bind_s(BrowseLDAPHandle, BrowseLDAPBindDN, | |
1202 | BrowseLDAPPassword, LDAP_AUTH_SIMPLE); | |
1203 | ||
1204 | if (rc != LDAP_SUCCESS) | |
1205 | { | |
1206 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1207 | "Unable to bind to LDAP server; " | |
1208 | "disabling LDAP browsing!"); | |
1209 | ldap_unbind_ext(BrowseLDAPHandle, NULL, NULL); | |
1210 | BrowseLocalProtocols &= ~BROWSE_LDAP; | |
1211 | BrowseRemoteProtocols &= ~BROWSE_LDAP; | |
1212 | } | |
1213 | } | |
1214 | } | |
1215 | ||
1216 | BrowseLDAPRefresh = 0; | |
1217 | } | |
1218 | #endif /* HAVE_OPENLDAP */ | |
1219 | ||
1220 | /* | |
1221 | * Enable LPD and SMB printer sharing as needed through external programs... | |
1222 | */ | |
1223 | ||
1224 | if (BrowseLocalProtocols & BROWSE_LPD) | |
1225 | update_lpd(1); | |
1226 | ||
1227 | if (BrowseLocalProtocols & BROWSE_SMB) | |
1228 | update_smb(1); | |
1229 | ||
1230 | /* | |
1231 | * Register the individual printers | |
1232 | */ | |
1233 | ||
1234 | for (p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
1235 | p; | |
1236 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
1237 | if (!(p->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT))) | |
1238 | cupsdRegisterPrinter(p); | |
1239 | } | |
1240 | ||
1241 | ||
1242 | /* | |
1243 | * 'cupsdStartPolling()' - Start polling servers as needed. | |
1244 | */ | |
1245 | ||
1246 | void | |
1247 | cupsdStartPolling(void) | |
1248 | { | |
1249 | int i; /* Looping var */ | |
1250 | cupsd_dirsvc_poll_t *pollp; /* Current polling server */ | |
1251 | char polld[1024]; /* Poll daemon path */ | |
1252 | char sport[255]; /* Server port */ | |
1253 | char bport[255]; /* Browser port */ | |
1254 | char interval[255]; /* Poll interval */ | |
1255 | int statusfds[2]; /* Status pipe */ | |
1256 | char *argv[6]; /* Arguments */ | |
1257 | char *envp[100]; /* Environment */ | |
1258 | ||
1259 | ||
1260 | /* | |
1261 | * Don't do anything if we aren't polling... | |
1262 | */ | |
1263 | ||
1264 | if (NumPolled == 0 || BrowseSocket < 0) | |
1265 | { | |
1266 | PollPipe = -1; | |
1267 | PollStatusBuffer = NULL; | |
1268 | return; | |
1269 | } | |
1270 | ||
1271 | /* | |
1272 | * Setup string arguments for polld, port and interval options. | |
1273 | */ | |
1274 | ||
1275 | snprintf(polld, sizeof(polld), "%s/daemon/cups-polld", ServerBin); | |
1276 | ||
1277 | sprintf(bport, "%d", BrowsePort); | |
1278 | ||
1279 | if (BrowseInterval) | |
1280 | sprintf(interval, "%d", BrowseInterval); | |
1281 | else | |
1282 | strcpy(interval, "30"); | |
1283 | ||
1284 | argv[0] = "cups-polld"; | |
1285 | argv[2] = sport; | |
1286 | argv[3] = interval; | |
1287 | argv[4] = bport; | |
1288 | argv[5] = NULL; | |
1289 | ||
1290 | cupsdLoadEnv(envp, (int)(sizeof(envp) / sizeof(envp[0]))); | |
1291 | ||
1292 | /* | |
1293 | * Create a pipe that receives the status messages from each | |
1294 | * polling daemon... | |
1295 | */ | |
1296 | ||
1297 | if (cupsdOpenPipe(statusfds)) | |
1298 | { | |
1299 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1300 | "Unable to create polling status pipes - %s.", | |
1301 | strerror(errno)); | |
1302 | PollPipe = -1; | |
1303 | PollStatusBuffer = NULL; | |
1304 | return; | |
1305 | } | |
1306 | ||
1307 | PollPipe = statusfds[0]; | |
1308 | PollStatusBuffer = cupsdStatBufNew(PollPipe, "[Poll]"); | |
1309 | ||
1310 | /* | |
1311 | * Run each polling daemon, redirecting stderr to the polling pipe... | |
1312 | */ | |
1313 | ||
1314 | for (i = 0, pollp = Polled; i < NumPolled; i ++, pollp ++) | |
1315 | { | |
1316 | sprintf(sport, "%d", pollp->port); | |
1317 | ||
1318 | argv[1] = pollp->hostname; | |
1319 | ||
1320 | if (cupsdStartProcess(polld, argv, envp, -1, -1, statusfds[1], -1, -1, | |
1321 | 0, DefaultProfile, &(pollp->pid)) < 0) | |
1322 | { | |
1323 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1324 | "cupsdStartPolling: Unable to fork polling daemon - %s", | |
1325 | strerror(errno)); | |
1326 | pollp->pid = 0; | |
1327 | break; | |
1328 | } | |
1329 | else | |
1330 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
1331 | "cupsdStartPolling: Started polling daemon for %s:%d, pid = %d", | |
1332 | pollp->hostname, pollp->port, pollp->pid); | |
1333 | } | |
1334 | ||
1335 | close(statusfds[1]); | |
1336 | ||
1337 | /* | |
1338 | * Finally, add the pipe to the input selection set... | |
1339 | */ | |
1340 | ||
1341 | cupsdAddSelect(PollPipe, (cupsd_selfunc_t)update_polling, NULL, NULL); | |
1342 | } | |
1343 | ||
1344 | ||
1345 | /* | |
1346 | * 'cupsdStopBrowsing()' - Stop sending and receiving broadcast information. | |
1347 | */ | |
1348 | ||
1349 | void | |
1350 | cupsdStopBrowsing(void) | |
1351 | { | |
1352 | cupsd_printer_t *p; /* Current printer */ | |
1353 | ||
1354 | ||
1355 | if (!Browsing || !(BrowseLocalProtocols | BrowseRemoteProtocols)) | |
1356 | return; | |
1357 | ||
1358 | /* | |
1359 | * De-register the individual printers | |
1360 | */ | |
1361 | ||
1362 | for (p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
1363 | p; | |
1364 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
1365 | if (!(p->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT))) | |
1366 | cupsdDeregisterPrinter(p, 1); | |
1367 | ||
1368 | /* | |
1369 | * Shut down browsing sockets... | |
1370 | */ | |
1371 | ||
1372 | if (((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_CUPS) && | |
1373 | BrowseSocket >= 0) | |
1374 | { | |
1375 | /* | |
1376 | * Close the socket and remove it from the input selection set. | |
1377 | */ | |
1378 | ||
1379 | #ifdef WIN32 | |
1380 | closesocket(BrowseSocket); | |
1381 | #else | |
1382 | close(BrowseSocket); | |
1383 | #endif /* WIN32 */ | |
1384 | ||
1385 | cupsdRemoveSelect(BrowseSocket); | |
1386 | BrowseSocket = -1; | |
1387 | } | |
1388 | ||
1389 | #ifdef HAVE_DNSSD | |
1390 | if ((BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef) | |
1391 | { | |
1392 | if (WebIFRef) | |
1393 | { | |
1394 | DNSServiceRefDeallocate(WebIFRef); | |
1395 | WebIFRef = NULL; | |
1396 | } | |
1397 | ||
1398 | if (RemoteRef) | |
1399 | { | |
1400 | DNSServiceRefDeallocate(RemoteRef); | |
1401 | RemoteRef = NULL; | |
1402 | } | |
1403 | ||
1404 | cupsdRemoveSelect(DNSServiceRefSockFD(DNSSDRef)); | |
1405 | ||
1406 | DNSServiceRefDeallocate(DNSSDRef); | |
1407 | DNSSDRef = NULL; | |
1408 | ||
1409 | cupsArrayDelete(DNSSDPrinters); | |
1410 | DNSSDPrinters = NULL; | |
1411 | ||
1412 | DNSSDPort = 0; | |
1413 | } | |
1414 | #endif /* HAVE_DNSSD */ | |
1415 | ||
1416 | #ifdef HAVE_LIBSLP | |
1417 | if (((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_SLP) && | |
1418 | BrowseSLPHandle) | |
1419 | { | |
1420 | /* | |
1421 | * Close SLP handle... | |
1422 | */ | |
1423 | ||
1424 | SLPClose(BrowseSLPHandle); | |
1425 | BrowseSLPHandle = NULL; | |
1426 | } | |
1427 | #endif /* HAVE_LIBSLP */ | |
1428 | ||
1429 | #ifdef HAVE_OPENLDAP | |
1430 | if (((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_LDAP) && | |
1431 | BrowseLDAPHandle) | |
1432 | { | |
1433 | ldap_unbind(BrowseLDAPHandle); | |
1434 | BrowseLDAPHandle = NULL; | |
1435 | } | |
1436 | #endif /* HAVE_OPENLDAP */ | |
1437 | ||
1438 | /* | |
1439 | * Disable LPD and SMB printer sharing as needed through external programs... | |
1440 | */ | |
1441 | ||
1442 | if (BrowseLocalProtocols & BROWSE_LPD) | |
1443 | update_lpd(0); | |
1444 | ||
1445 | if (BrowseLocalProtocols & BROWSE_SMB) | |
1446 | update_smb(0); | |
1447 | } | |
1448 | ||
1449 | ||
1450 | /* | |
1451 | * 'cupsdStopPolling()' - Stop polling servers as needed. | |
1452 | */ | |
1453 | ||
1454 | void | |
1455 | cupsdStopPolling(void) | |
1456 | { | |
1457 | int i; /* Looping var */ | |
1458 | cupsd_dirsvc_poll_t *pollp; /* Current polling server */ | |
1459 | ||
1460 | ||
1461 | if (PollPipe >= 0) | |
1462 | { | |
1463 | cupsdStatBufDelete(PollStatusBuffer); | |
1464 | close(PollPipe); | |
1465 | ||
1466 | cupsdRemoveSelect(PollPipe); | |
1467 | ||
1468 | PollPipe = -1; | |
1469 | PollStatusBuffer = NULL; | |
1470 | } | |
1471 | ||
1472 | for (i = 0, pollp = Polled; i < NumPolled; i ++, pollp ++) | |
1473 | if (pollp->pid) | |
1474 | cupsdEndProcess(pollp->pid, 0); | |
1475 | } | |
1476 | ||
1477 | ||
1478 | #ifdef HAVE_DNSSD | |
1479 | /* | |
1480 | * 'cupsdUpdateDNSSDName()' - Update the computer name we use for browsing... | |
1481 | */ | |
1482 | ||
1483 | void | |
1484 | cupsdUpdateDNSSDName(void) | |
1485 | { | |
1486 | DNSServiceErrorType error; /* Error from service creation */ | |
1487 | char webif[1024]; /* Web interface share name */ | |
1488 | #ifdef HAVE_COREFOUNDATION_H | |
1489 | CFStringRef nameRef; /* Computer name CFString */ | |
1490 | char nameBuffer[1024]; /* C-string buffer */ | |
1491 | CFStringEncoding nameEncoding; /* Computer name encoding */ | |
1492 | #endif /* HAVE_COREFOUNDATION_H */ | |
1493 | ||
1494 | ||
1495 | /* | |
1496 | * Only share the web interface and printers when non-local listening is | |
1497 | * enabled... | |
1498 | */ | |
1499 | ||
1500 | if (!DNSSDPort) | |
1501 | return; | |
1502 | ||
1503 | /* | |
1504 | * Get the computer name as a c-string... | |
1505 | */ | |
1506 | ||
1507 | #ifdef HAVE_COREFOUNDATION_H | |
1508 | cupsdClearString(&DNSSDName); | |
1509 | ||
1510 | if ((nameRef = SCDynamicStoreCopyComputerName(NULL, | |
1511 | &nameEncoding)) != NULL) | |
1512 | { | |
1513 | if (CFStringGetCString(nameRef, nameBuffer, sizeof(nameBuffer), | |
1514 | kCFStringEncodingUTF8)) | |
1515 | cupsdSetString(&DNSSDName, nameBuffer); | |
1516 | ||
1517 | CFRelease(nameRef); | |
1518 | } | |
1519 | ||
1520 | #else | |
1521 | cupsdSetString(&DNSSDName, ServerName); | |
1522 | #endif /* HAVE_COREFOUNDATION_H */ | |
1523 | ||
1524 | /* | |
1525 | * Then (re)register the web interface... | |
1526 | */ | |
1527 | ||
1528 | if (DNSSDName) | |
1529 | snprintf(webif, sizeof(webif), "CUPS @ %s", DNSSDName); | |
1530 | else | |
1531 | strlcpy(webif, "CUPS Web Interface", sizeof(webif)); | |
1532 | ||
1533 | if (WebIFRef) | |
1534 | DNSServiceRefDeallocate(WebIFRef); | |
1535 | ||
1536 | WebIFRef = DNSSDRef; | |
1537 | if ((error = DNSServiceRegister(&WebIFRef, | |
1538 | kDNSServiceFlagsShareConnection, | |
1539 | 0, webif, "_http._tcp", NULL, | |
1540 | NULL, htons(DNSSDPort), 7, | |
1541 | "\006path=/", dnssdRegisterCallback, | |
1542 | NULL)) != kDNSServiceErr_NoError) | |
1543 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1544 | "DNS-SD web interface registration failed: %d", error); | |
1545 | } | |
1546 | #endif /* HAVE_DNSSD */ | |
1547 | ||
1548 | ||
1549 | #ifdef HAVE_OPENLDAP | |
1550 | /* | |
1551 | * 'cupsdUpdateLDAPBrowse()' - Scan for new printers via LDAP... | |
1552 | */ | |
1553 | ||
1554 | void | |
1555 | cupsdUpdateLDAPBrowse(void) | |
1556 | { | |
1557 | char uri[HTTP_MAX_URI], /* Printer URI */ | |
1558 | host[HTTP_MAX_URI], /* Hostname */ | |
1559 | resource[HTTP_MAX_URI], /* Resource path */ | |
1560 | location[1024], /* Printer location */ | |
1561 | info[1024], /* Printer information */ | |
1562 | make_model[1024], /* Printer make and model */ | |
1563 | **value; /* Holds the returned data from LDAP */ | |
1564 | int type; /* Printer type */ | |
1565 | int rc; /* LDAP status */ | |
1566 | int limit; /* Size limit */ | |
1567 | LDAPMessage *res, /* LDAP search results */ | |
1568 | *e; /* Current entry from search */ | |
1569 | ||
1570 | ||
1571 | /* | |
1572 | * Search for printers... | |
1573 | */ | |
1574 | ||
1575 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "UpdateLDAPBrowse: %s", ServerName); | |
1576 | ||
1577 | BrowseLDAPRefresh = time(NULL) + BrowseInterval; | |
1578 | ||
1579 | rc = ldap_search_s(BrowseLDAPHandle, BrowseLDAPDN, LDAP_SCOPE_SUBTREE, | |
1580 | "(objectclass=cupsPrinter)", (char **)ldap_attrs, 0, &res); | |
1581 | if (rc != LDAP_SUCCESS) | |
1582 | { | |
1583 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
1584 | "LDAP search returned error %d: %s", rc, | |
1585 | ldap_err2string(rc)); | |
1586 | return; | |
1587 | } | |
1588 | ||
1589 | limit = ldap_count_entries(BrowseLDAPHandle, res); | |
1590 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "LDAP search returned %d entries", limit); | |
1591 | if (limit < 1) | |
1592 | return; | |
1593 | ||
1594 | /* | |
1595 | * Loop through the available printers... | |
1596 | */ | |
1597 | ||
1598 | for (e = ldap_first_entry(BrowseLDAPHandle, res); | |
1599 | e; | |
1600 | e = ldap_next_entry(BrowseLDAPHandle, e)) | |
1601 | { | |
1602 | /* | |
1603 | * Get the required values from this entry... | |
1604 | */ | |
1605 | ||
1606 | if ((value = ldap_get_values(BrowseLDAPHandle, e, | |
1607 | "printerDescription")) == NULL) | |
1608 | continue; | |
1609 | ||
1610 | strlcpy(info, *value, sizeof(info)); | |
1611 | ldap_value_free(value); | |
1612 | ||
1613 | if ((value = ldap_get_values(BrowseLDAPHandle, e, | |
1614 | "printerLocation")) == NULL) | |
1615 | continue; | |
1616 | ||
1617 | strlcpy(location, *value, sizeof(location)); | |
1618 | ldap_value_free(value); | |
1619 | ||
1620 | if ((value = ldap_get_values(BrowseLDAPHandle, e, | |
1621 | "printerMakeAndModel")) == NULL) | |
1622 | continue; | |
1623 | ||
1624 | strlcpy(make_model, *value, sizeof(make_model)); | |
1625 | ldap_value_free(value); | |
1626 | ||
1627 | if ((value = ldap_get_values(BrowseLDAPHandle, e, | |
1628 | "printerType")) == NULL) | |
1629 | continue; | |
1630 | ||
1631 | type = atoi(*value); | |
1632 | ldap_value_free(value); | |
1633 | ||
1634 | if ((value = ldap_get_values(BrowseLDAPHandle, e, | |
1635 | "printerURI")) == NULL) | |
1636 | continue; | |
1637 | ||
1638 | strlcpy(uri, *value, sizeof(uri)); | |
1639 | ldap_value_free(value); | |
1640 | ||
1641 | /* | |
1642 | * Process the entry as browse data... | |
1643 | */ | |
1644 | ||
1645 | if (!is_local_queue(uri, host, sizeof(host), resource, sizeof(resource))) | |
1646 | process_browse_data(uri, host, resource, type, IPP_PRINTER_IDLE, | |
1647 | location, info, make_model, 0, NULL); | |
1648 | ||
1649 | } | |
1650 | } | |
1651 | #endif /* HAVE_OPENLDAP */ | |
1652 | ||
1653 | ||
1654 | #ifdef HAVE_LIBSLP | |
1655 | /* | |
1656 | * 'cupsdUpdateSLPBrowse()' - Get browsing information via SLP. | |
1657 | */ | |
1658 | ||
1659 | void | |
1660 | cupsdUpdateSLPBrowse(void) | |
1661 | { | |
1662 | slpsrvurl_t *s, /* Temporary list of service URLs */ | |
1663 | *next; /* Next service in list */ | |
1664 | cupsd_printer_t p; /* Printer information */ | |
1665 | const char *uri; /* Pointer to printer URI */ | |
1666 | char host[HTTP_MAX_URI], /* Host portion of URI */ | |
1667 | resource[HTTP_MAX_URI]; /* Resource portion of URI */ | |
1668 | ||
1669 | ||
1670 | /* | |
1671 | * Reset the refresh time... | |
1672 | */ | |
1673 | ||
1674 | BrowseSLPRefresh = time(NULL) + BrowseInterval; | |
1675 | ||
1676 | /* | |
1677 | * Poll for remote printers using SLP... | |
1678 | */ | |
1679 | ||
1680 | s = NULL; | |
1681 | ||
1682 | SLPFindSrvs(BrowseSLPHandle, SLP_CUPS_SRVTYPE, "", "", | |
1683 | slp_url_callback, &s); | |
1684 | ||
1685 | /* | |
1686 | * Loop through the list of available printers... | |
1687 | */ | |
1688 | ||
1689 | for (; s; s = next) | |
1690 | { | |
1691 | /* | |
1692 | * Save the "next" pointer... | |
1693 | */ | |
1694 | ||
1695 | next = s->next; | |
1696 | ||
1697 | /* | |
1698 | * Load a cupsd_printer_t structure with the SLP service attributes... | |
1699 | */ | |
1700 | ||
1701 | SLPFindAttrs(BrowseSLPHandle, s->url, "", "", slp_attr_callback, &p); | |
1702 | ||
1703 | /* | |
1704 | * Process this printer entry... | |
1705 | */ | |
1706 | ||
1707 | uri = s->url + SLP_CUPS_SRVLEN + 1; | |
1708 | ||
1709 | if (!strncmp(uri, "http://", 7) || !strncmp(uri, "ipp://", 6)) | |
1710 | { | |
1711 | /* | |
1712 | * Pull the URI apart to see if this is a local or remote printer... | |
1713 | */ | |
1714 | ||
1715 | if (!is_local_queue(uri, host, sizeof(host), resource, sizeof(resource))) | |
1716 | process_browse_data(uri, host, resource, p.type, IPP_PRINTER_IDLE, | |
1717 | p.location, p.info, p.make_model, 0, NULL); | |
1718 | } | |
1719 | ||
1720 | /* | |
1721 | * Free this listing... | |
1722 | */ | |
1723 | ||
1724 | cupsdClearString(&p.info); | |
1725 | cupsdClearString(&p.location); | |
1726 | cupsdClearString(&p.make_model); | |
1727 | ||
1728 | free(s); | |
1729 | } | |
1730 | } | |
1731 | #endif /* HAVE_LIBSLP */ | |
1732 | ||
1733 | ||
1734 | /* | |
1735 | * 'dequote()' - Remote quotes from a string. | |
1736 | */ | |
1737 | ||
1738 | static char * /* O - Dequoted string */ | |
1739 | dequote(char *d, /* I - Destination string */ | |
1740 | const char *s, /* I - Source string */ | |
1741 | int dlen) /* I - Destination length */ | |
1742 | { | |
1743 | char *dptr; /* Pointer into destination */ | |
1744 | ||
1745 | ||
1746 | if (s) | |
1747 | { | |
1748 | for (dptr = d, dlen --; *s && dlen > 0; s ++) | |
1749 | if (*s != '\"') | |
1750 | { | |
1751 | *dptr++ = *s; | |
1752 | dlen --; | |
1753 | } | |
1754 | ||
1755 | *dptr = '\0'; | |
1756 | } | |
1757 | else | |
1758 | *d = '\0'; | |
1759 | ||
1760 | return (d); | |
1761 | } | |
1762 | ||
1763 | ||
1764 | #ifdef HAVE_DNSSD | |
1765 | /* | |
1766 | * 'dnssdBuildTxtRecord()' - Build a TXT record from printer info. | |
1767 | */ | |
1768 | ||
1769 | static char * /* O - TXT record */ | |
1770 | dnssdBuildTxtRecord( | |
1771 | int *txt_len, /* O - TXT record length */ | |
1772 | cupsd_printer_t *p, /* I - Printer information */ | |
1773 | int for_lpd) /* I - 1 = LPD, 0 = IPP */ | |
1774 | { | |
1775 | int i, j; /* Looping vars */ | |
1776 | char type_str[32], /* Type to string buffer */ | |
1777 | state_str[32], /* State to string buffer */ | |
1778 | rp_str[1024], /* Queue name string buffer */ | |
1779 | air_str[1024], /* auth-info-required string buffer */ | |
1780 | *keyvalue[32][2]; /* Table of key/value pairs */ | |
1781 | ||
1782 | ||
1783 | /* | |
1784 | * Load up the key value pairs... | |
1785 | */ | |
1786 | ||
1787 | i = 0; | |
1788 | ||
1789 | keyvalue[i ][0] = "txtvers"; | |
1790 | keyvalue[i++][1] = "1"; | |
1791 | ||
1792 | keyvalue[i ][0] = "qtotal"; | |
1793 | keyvalue[i++][1] = "1"; | |
1794 | ||
1795 | keyvalue[i ][0] = "rp"; | |
1796 | keyvalue[i++][1] = rp_str; | |
1797 | if (for_lpd) | |
1798 | strlcpy(rp_str, p->name, sizeof(rp_str)); | |
1799 | else | |
1800 | snprintf(rp_str, sizeof(rp_str), "%s/%s", | |
1801 | (p->type & CUPS_PRINTER_CLASS) ? "classes" : "printers", p->name); | |
1802 | ||
1803 | keyvalue[i ][0] = "ty"; | |
1804 | keyvalue[i++][1] = p->make_model; | |
1805 | ||
1806 | if (p->location && *p->location != '\0') | |
1807 | { | |
1808 | keyvalue[i ][0] = "note"; | |
1809 | keyvalue[i++][1] = p->location; | |
1810 | } | |
1811 | ||
1812 | keyvalue[i ][0] = "priority"; | |
1813 | keyvalue[i++][1] = for_lpd ? "100" : "0"; | |
1814 | ||
1815 | keyvalue[i ][0] = "product"; | |
1816 | keyvalue[i++][1] = p->product ? p->product : "Unknown"; | |
1817 | ||
1818 | snprintf(type_str, sizeof(type_str), "0x%X", p->type | CUPS_PRINTER_REMOTE); | |
1819 | snprintf(state_str, sizeof(state_str), "%d", p->state); | |
1820 | ||
1821 | keyvalue[i ][0] = "printer-state"; | |
1822 | keyvalue[i++][1] = state_str; | |
1823 | ||
1824 | keyvalue[i ][0] = "printer-type"; | |
1825 | keyvalue[i++][1] = type_str; | |
1826 | ||
1827 | keyvalue[i ][0] = "Transparent"; | |
1828 | keyvalue[i++][1] = "T"; | |
1829 | ||
1830 | keyvalue[i ][0] = "Binary"; | |
1831 | keyvalue[i++][1] = "T"; | |
1832 | ||
1833 | if ((p->type & CUPS_PRINTER_FAX)) | |
1834 | { | |
1835 | keyvalue[i ][0] = "Fax"; | |
1836 | keyvalue[i++][1] = "T"; | |
1837 | } | |
1838 | ||
1839 | if ((p->type & CUPS_PRINTER_COLOR)) | |
1840 | { | |
1841 | keyvalue[i ][0] = "Color"; | |
1842 | keyvalue[i++][1] = "T"; | |
1843 | } | |
1844 | ||
1845 | if ((p->type & CUPS_PRINTER_DUPLEX)) | |
1846 | { | |
1847 | keyvalue[i ][0] = "Duplex"; | |
1848 | keyvalue[i++][1] = "T"; | |
1849 | } | |
1850 | ||
1851 | if ((p->type & CUPS_PRINTER_STAPLE)) | |
1852 | { | |
1853 | keyvalue[i ][0] = "Staple"; | |
1854 | keyvalue[i++][1] = "T"; | |
1855 | } | |
1856 | ||
1857 | if ((p->type & CUPS_PRINTER_COPIES)) | |
1858 | { | |
1859 | keyvalue[i ][0] = "Copies"; | |
1860 | keyvalue[i++][1] = "T"; | |
1861 | } | |
1862 | ||
1863 | if ((p->type & CUPS_PRINTER_COLLATE)) | |
1864 | { | |
1865 | keyvalue[i ][0] = "Collate"; | |
1866 | keyvalue[i++][1] = "T"; | |
1867 | } | |
1868 | ||
1869 | if ((p->type & CUPS_PRINTER_PUNCH)) | |
1870 | { | |
1871 | keyvalue[i ][0] = "Punch"; | |
1872 | keyvalue[i++][1] = "T"; | |
1873 | } | |
1874 | ||
1875 | if ((p->type & CUPS_PRINTER_BIND)) | |
1876 | { | |
1877 | keyvalue[i ][0] = "Bind"; | |
1878 | keyvalue[i++][1] = "T"; | |
1879 | } | |
1880 | ||
1881 | if ((p->type & CUPS_PRINTER_SORT)) | |
1882 | { | |
1883 | keyvalue[i ][0] = "Sort"; | |
1884 | keyvalue[i++][1] = "T"; | |
1885 | } | |
1886 | ||
1887 | keyvalue[i ][0] = "pdl"; | |
1888 | keyvalue[i++][1] = p->pdl ? p->pdl : "application/postscript"; | |
1889 | ||
1890 | if (p->num_auth_info_required) | |
1891 | { | |
1892 | char *air = air_str; /* Pointer into string */ | |
1893 | ||
1894 | ||
1895 | for (j = 0; j < p->num_auth_info_required; j ++) | |
1896 | { | |
1897 | if (air >= (air_str + sizeof(air_str) - 2)) | |
1898 | break; | |
1899 | ||
1900 | if (j) | |
1901 | *air++ = ','; | |
1902 | ||
1903 | strlcpy(air, p->auth_info_required[j], sizeof(air_str) - (air - air_str)); | |
1904 | air += strlen(air); | |
1905 | } | |
1906 | ||
1907 | keyvalue[i ][0] = "air"; | |
1908 | keyvalue[i++][1] = air; | |
1909 | } | |
1910 | ||
1911 | /* | |
1912 | * Then pack them into a proper txt record... | |
1913 | */ | |
1914 | ||
1915 | return (dnssdPackTxtRecord(txt_len, keyvalue, i)); | |
1916 | } | |
1917 | ||
1918 | ||
1919 | /* | |
1920 | * 'dnssdComparePrinters()' - Compare the registered names of two printers. | |
1921 | */ | |
1922 | ||
1923 | static int /* O - Result of comparison */ | |
1924 | dnssdComparePrinters(cupsd_printer_t *a,/* I - First printer */ | |
1925 | cupsd_printer_t *b)/* I - Second printer */ | |
1926 | { | |
1927 | return (strcasecmp(a->reg_name, b->reg_name)); | |
1928 | } | |
1929 | ||
1930 | ||
1931 | /* | |
1932 | * 'dnssdDeregisterPrinter()' - Stop sending broadcast information for a | |
1933 | * printer. | |
1934 | */ | |
1935 | ||
1936 | static void | |
1937 | dnssdDeregisterPrinter( | |
1938 | cupsd_printer_t *p) /* I - Printer */ | |
1939 | { | |
1940 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdDeregisterPrinter(%s)", p->name); | |
1941 | ||
1942 | /* | |
1943 | * Closing the socket deregisters the service | |
1944 | */ | |
1945 | ||
1946 | if (p->ipp_ref) | |
1947 | { | |
1948 | DNSServiceRefDeallocate(p->ipp_ref); | |
1949 | p->ipp_ref = NULL; | |
1950 | } | |
1951 | ||
1952 | cupsArrayRemove(DNSSDPrinters, p); | |
1953 | cupsdClearString(&p->reg_name); | |
1954 | ||
1955 | if (p->ipp_txt) | |
1956 | { | |
1957 | /* | |
1958 | * p->ipp_txt is malloc'd, not _cupsStrAlloc'd... | |
1959 | */ | |
1960 | ||
1961 | free(p->ipp_txt); | |
1962 | p->ipp_txt = NULL; | |
1963 | } | |
1964 | } | |
1965 | ||
1966 | ||
1967 | /* | |
1968 | * 'dnssdPackTxtRecord()' - Pack an array of key/value pairs into the | |
1969 | * TXT record format. | |
1970 | */ | |
1971 | ||
1972 | static char * /* O - TXT record */ | |
1973 | dnssdPackTxtRecord(int *txt_len, /* O - TXT record length */ | |
1974 | char *keyvalue[][2], /* I - Table of key value pairs */ | |
1975 | int count) /* I - Items in table */ | |
1976 | { | |
1977 | int i; /* Looping var */ | |
1978 | int length; /* Length of TXT record */ | |
1979 | int length2; /* Length of value */ | |
1980 | char *txtRecord; /* TXT record buffer */ | |
1981 | char *cursor; /* Looping pointer */ | |
1982 | ||
1983 | ||
1984 | /* | |
1985 | * Calculate the buffer size | |
1986 | */ | |
1987 | ||
1988 | for (length = i = 0; i < count; i++) | |
1989 | length += 1 + strlen(keyvalue[i][0]) + | |
1990 | (keyvalue[i][1] ? 1 + strlen(keyvalue[i][1]) : 0); | |
1991 | ||
1992 | /* | |
1993 | * Allocate and fill it | |
1994 | */ | |
1995 | ||
1996 | txtRecord = malloc(length); | |
1997 | if (txtRecord) | |
1998 | { | |
1999 | *txt_len = length; | |
2000 | ||
2001 | for (cursor = txtRecord, i = 0; i < count; i++) | |
2002 | { | |
2003 | /* | |
2004 | * Drop in the p-string style length byte followed by the data | |
2005 | */ | |
2006 | ||
2007 | length = strlen(keyvalue[i][0]); | |
2008 | length2 = keyvalue[i][1] ? 1 + strlen(keyvalue[i][1]) : 0; | |
2009 | ||
2010 | *cursor++ = (unsigned char)(length + length2); | |
2011 | ||
2012 | memcpy(cursor, keyvalue[i][0], length); | |
2013 | cursor += length; | |
2014 | ||
2015 | if (length2) | |
2016 | { | |
2017 | length2 --; | |
2018 | *cursor++ = '='; | |
2019 | memcpy(cursor, keyvalue[i][1], length2); | |
2020 | cursor += length2; | |
2021 | } | |
2022 | } | |
2023 | } | |
2024 | ||
2025 | return (txtRecord); | |
2026 | } | |
2027 | ||
2028 | ||
2029 | /* | |
2030 | * 'dnssdRegisterCallback()' - DNSServiceRegister callback. | |
2031 | */ | |
2032 | ||
2033 | static void | |
2034 | dnssdRegisterCallback( | |
2035 | DNSServiceRef sdRef, /* I - DNS Service reference */ | |
2036 | DNSServiceFlags flags, /* I - Reserved for future use */ | |
2037 | DNSServiceErrorType errorCode, /* I - Error code */ | |
2038 | const char *name, /* I - Service name */ | |
2039 | const char *regtype, /* I - Service type */ | |
2040 | const char *domain, /* I - Domain. ".local" for now */ | |
2041 | void *context) /* I - User-defined context */ | |
2042 | { | |
2043 | cupsd_printer_t *p = (cupsd_printer_t *)context; | |
2044 | /* Current printer */ | |
2045 | ||
2046 | ||
2047 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdRegisterCallback(%s, %s) for %s", | |
2048 | name, regtype, p ? p->name : "Web Interface"); | |
2049 | ||
2050 | if (errorCode) | |
2051 | { | |
2052 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
2053 | "DNSServiceRegister failed with error %d", (int)errorCode); | |
2054 | return; | |
2055 | } | |
2056 | else if (p && strcasecmp(name, p->reg_name)) | |
2057 | { | |
2058 | cupsdLogMessage(CUPSD_LOG_INFO, "Using service name \"%s\" for \"%s\"", | |
2059 | name, p->name); | |
2060 | ||
2061 | cupsArrayRemove(DNSSDPrinters, p); | |
2062 | cupsdSetString(&p->reg_name, name); | |
2063 | cupsArrayAdd(DNSSDPrinters, p); | |
2064 | ||
2065 | LastEvent |= CUPSD_EVENT_PRINTER_MODIFIED; | |
2066 | } | |
2067 | } | |
2068 | ||
2069 | ||
2070 | /* | |
2071 | * 'dnssdRegisterPrinter()' - Start sending broadcast information for a printer | |
2072 | * or update the broadcast contents. | |
2073 | */ | |
2074 | ||
2075 | static void | |
2076 | dnssdRegisterPrinter(cupsd_printer_t *p)/* I - Printer */ | |
2077 | { | |
2078 | DNSServiceErrorType se; /* dnssd errors */ | |
2079 | char *ipp_txt, /* IPP TXT record buffer */ | |
2080 | *printer_txt, /* LPD TXT record buffer */ | |
2081 | name[1024], /* Service name */ | |
2082 | *nameptr; /* Pointer into name */ | |
2083 | int ipp_len, /* IPP TXT record length */ | |
2084 | printer_len; /* LPD TXT record length */ | |
2085 | char resource[1024]; /* Resource path for printer */ | |
2086 | const char *regtype; /* Registration type */ | |
2087 | const char *domain; /* Registration domain */ | |
2088 | cupsd_location_t *location, /* Printer location */ | |
2089 | *policy; /* Operation policy for Print-Job */ | |
2090 | unsigned address[4]; /* INADDR_ANY address */ | |
2091 | ||
2092 | ||
2093 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdRegisterPrinter(%s) %s", p->name, | |
2094 | !p->ipp_ref ? "new" : "update"); | |
2095 | ||
2096 | /* | |
2097 | * If per-printer sharing was just disabled make sure we're not | |
2098 | * registered before returning. | |
2099 | */ | |
2100 | ||
2101 | if (!p->shared) | |
2102 | { | |
2103 | dnssdDeregisterPrinter(p); | |
2104 | return; | |
2105 | } | |
2106 | ||
2107 | /* | |
2108 | * The registered name takes the form of "<printer-info> @ <computer name>"... | |
2109 | */ | |
2110 | ||
2111 | if (p->info && strlen(p->info) > 0) | |
2112 | { | |
2113 | if (DNSSDName) | |
2114 | snprintf(name, sizeof(name), "%s @ %s", p->info, DNSSDName); | |
2115 | else | |
2116 | strlcpy(name, p->info, sizeof(name)); | |
2117 | } | |
2118 | else if (DNSSDName) | |
2119 | snprintf(name, sizeof(name), "%s @ %s", p->name, DNSSDName); | |
2120 | else | |
2121 | strlcpy(name, p->name, sizeof(name)); | |
2122 | ||
2123 | /* | |
2124 | * If an existing printer was renamed, unregister it and start over... | |
2125 | */ | |
2126 | ||
2127 | if (p->reg_name && strcmp(p->reg_name, name)) | |
2128 | dnssdDeregisterPrinter(p); | |
2129 | ||
2130 | if (!p->reg_name) | |
2131 | { | |
2132 | cupsdSetString(&p->reg_name, name); | |
2133 | cupsArrayAdd(DNSSDPrinters, p); | |
2134 | } | |
2135 | ||
2136 | /* | |
2137 | * If 'Allow printing from the Internet' is enabled (i.e. from any address) | |
2138 | * let dnssd decide on the domain, otherwise restrict it to ".local". | |
2139 | */ | |
2140 | ||
2141 | if (p->type & CUPS_PRINTER_CLASS) | |
2142 | snprintf(resource, sizeof(resource), "/classes/%s", p->name); | |
2143 | else | |
2144 | snprintf(resource, sizeof(resource), "/printers/%s", p->name); | |
2145 | ||
2146 | address[0] = address[1] = address[2] = address[3] = 0; | |
2147 | location = cupsdFindBest(resource, HTTP_POST); | |
2148 | policy = cupsdFindPolicyOp(p->op_policy_ptr, IPP_PRINT_JOB); | |
2149 | ||
2150 | if ((location && !cupsdCheckAccess(address, "", 0, location)) || | |
2151 | (policy && !cupsdCheckAccess(address, "", 0, policy))) | |
2152 | domain = "local."; | |
2153 | else | |
2154 | domain = NULL; | |
2155 | ||
2156 | /* | |
2157 | * Register IPP and (optionally) LPD... | |
2158 | */ | |
2159 | ||
2160 | ipp_len = 0; /* anti-compiler-warning-code */ | |
2161 | ipp_txt = dnssdBuildTxtRecord(&ipp_len, p, 0); | |
2162 | ||
2163 | if (!p->ipp_ref) | |
2164 | { | |
2165 | /* | |
2166 | * Initial registration. Use the _fax subtype for fax queues... | |
2167 | */ | |
2168 | ||
2169 | regtype = (p->type & CUPS_PRINTER_FAX) ? "_fax-ipp._tcp" : | |
2170 | "_ipp._tcp,_cups"; | |
2171 | ||
2172 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
2173 | "Registering DNS-SD printer %s with name \"%s\", " | |
2174 | "type \"%s\", and domain \"%s\"", p->name, name, regtype, | |
2175 | domain ? domain : "(null)"); | |
2176 | ||
2177 | /* | |
2178 | * Register the queue, dropping characters as needed until we succeed... | |
2179 | */ | |
2180 | ||
2181 | nameptr = name + strlen(name); | |
2182 | ||
2183 | do | |
2184 | { | |
2185 | p->ipp_ref = DNSSDRef; | |
2186 | if ((se = DNSServiceRegister(&p->ipp_ref, kDNSServiceFlagsShareConnection, | |
2187 | 0, name, regtype, domain, NULL, | |
2188 | htons(DNSSDPort), ipp_len, ipp_txt, | |
2189 | dnssdRegisterCallback, | |
2190 | p)) == kDNSServiceErr_BadParam) | |
2191 | { | |
2192 | /* | |
2193 | * Name is too long, drop trailing characters, taking into account | |
2194 | * UTF-8 encoding... | |
2195 | */ | |
2196 | ||
2197 | nameptr --; | |
2198 | ||
2199 | while (nameptr > name && (*nameptr & 0xc0) == 0x80) | |
2200 | nameptr --; | |
2201 | ||
2202 | if (nameptr > name) | |
2203 | *nameptr = '\0'; | |
2204 | } | |
2205 | } | |
2206 | while (se == kDNSServiceErr_BadParam && nameptr > name); | |
2207 | ||
2208 | if (se == kDNSServiceErr_NoError) | |
2209 | { | |
2210 | p->ipp_txt = ipp_txt; | |
2211 | p->ipp_len = ipp_len; | |
2212 | ipp_txt = NULL; | |
2213 | } | |
2214 | else | |
2215 | cupsdLogMessage(CUPSD_LOG_WARN, | |
2216 | "DNS-SD IPP registration of \"%s\" failed: %d", | |
2217 | p->name, se); | |
2218 | } | |
2219 | else if (ipp_len != p->ipp_len || memcmp(ipp_txt, p->ipp_txt, ipp_len)) | |
2220 | { | |
2221 | /* | |
2222 | * Update the existing registration... | |
2223 | */ | |
2224 | ||
2225 | /* A TTL of 0 means use record's original value (Radar 3176248) */ | |
2226 | DNSServiceUpdateRecord(p->ipp_ref, NULL, 0, ipp_len, ipp_txt, 0); | |
2227 | ||
2228 | if (p->ipp_txt) | |
2229 | free(p->ipp_txt); | |
2230 | ||
2231 | p->ipp_txt = ipp_txt; | |
2232 | p->ipp_len = ipp_len; | |
2233 | ipp_txt = NULL; | |
2234 | } | |
2235 | ||
2236 | if (ipp_txt) | |
2237 | free(ipp_txt); | |
2238 | ||
2239 | if (BrowseLocalProtocols & BROWSE_LPD) | |
2240 | { | |
2241 | printer_len = 0; /* anti-compiler-warning-code */ | |
2242 | printer_txt = dnssdBuildTxtRecord(&printer_len, p, 1); | |
2243 | ||
2244 | if (!p->printer_ref) | |
2245 | { | |
2246 | /* | |
2247 | * Initial registration... | |
2248 | */ | |
2249 | ||
2250 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
2251 | "Registering DNS-SD printer %s with name \"%s\", " | |
2252 | "type \"_printer._tcp\", and domain \"%s\"", p->name, | |
2253 | name, domain ? domain : "(null)"); | |
2254 | ||
2255 | p->printer_ref = DNSSDRef; | |
2256 | if ((se = DNSServiceRegister(&p->printer_ref, | |
2257 | kDNSServiceFlagsShareConnection, | |
2258 | 0, name, "_printer._tcp", domain, NULL, | |
2259 | htons(515), printer_len, printer_txt, | |
2260 | dnssdRegisterCallback, | |
2261 | p)) == kDNSServiceErr_NoError) | |
2262 | { | |
2263 | p->printer_txt = printer_txt; | |
2264 | p->printer_len = printer_len; | |
2265 | printer_txt = NULL; | |
2266 | } | |
2267 | else | |
2268 | cupsdLogMessage(CUPSD_LOG_WARN, | |
2269 | "DNS-SD LPD registration of \"%s\" failed: %d", | |
2270 | p->name, se); | |
2271 | } | |
2272 | else if (printer_len != p->printer_len || | |
2273 | memcmp(printer_txt, p->printer_txt, printer_len)) | |
2274 | { | |
2275 | /* | |
2276 | * Update the existing registration... | |
2277 | */ | |
2278 | ||
2279 | /* A TTL of 0 means use record's original value (Radar 3176248) */ | |
2280 | DNSServiceUpdateRecord(p->printer_ref, NULL, 0, printer_len, | |
2281 | printer_txt, 0); | |
2282 | ||
2283 | if (p->printer_txt) | |
2284 | free(p->printer_txt); | |
2285 | ||
2286 | p->printer_txt = printer_txt; | |
2287 | p->printer_len = printer_len; | |
2288 | printer_txt = NULL; | |
2289 | } | |
2290 | ||
2291 | if (printer_txt) | |
2292 | free(printer_txt); | |
2293 | } | |
2294 | } | |
2295 | ||
2296 | ||
2297 | /* | |
2298 | * 'dnssdUpdate()' - Handle DNS-SD queries. | |
2299 | */ | |
2300 | ||
2301 | static void | |
2302 | dnssdUpdate(void) | |
2303 | { | |
2304 | DNSServiceErrorType sdErr; /* Service discovery error */ | |
2305 | ||
2306 | ||
2307 | if ((sdErr = DNSServiceProcessResult(DNSSDRef)) != kDNSServiceErr_NoError) | |
2308 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
2309 | "DNS Service Discovery registration error %d!", | |
2310 | sdErr); | |
2311 | } | |
2312 | #endif /* HAVE_DNSSD */ | |
2313 | ||
2314 | ||
2315 | #ifdef __APPLE__ | |
2316 | /* | |
2317 | * 'get_hostconfig()' - Get an /etc/hostconfig service setting. | |
2318 | */ | |
2319 | ||
2320 | static int /* O - 1 for YES or AUTOMATIC, 0 for NO */ | |
2321 | get_hostconfig(const char *name) /* I - Name of service */ | |
2322 | { | |
2323 | cups_file_t *fp; /* Hostconfig file */ | |
2324 | char line[1024], /* Line from file */ | |
2325 | *ptr; /* Pointer to value */ | |
2326 | int state = 1; /* State of service */ | |
2327 | ||
2328 | ||
2329 | /* | |
2330 | * Try opening the /etc/hostconfig file; if we can't open it, assume that | |
2331 | * the service is enabled/auto. | |
2332 | */ | |
2333 | ||
2334 | if ((fp = cupsFileOpen("/etc/hostconfig", "r")) != NULL) | |
2335 | { | |
2336 | /* | |
2337 | * Read lines from the file until we find the service... | |
2338 | */ | |
2339 | ||
2340 | while (cupsFileGets(fp, line, sizeof(line))) | |
2341 | { | |
2342 | if (line[0] == '#' || (ptr = strchr(line, '=')) == NULL) | |
2343 | continue; | |
2344 | ||
2345 | *ptr++ = '\0'; | |
2346 | ||
2347 | if (!strcasecmp(line, name)) | |
2348 | { | |
2349 | /* | |
2350 | * Found the service, see if it is set to "-NO-"... | |
2351 | */ | |
2352 | ||
2353 | if (!strncasecmp(ptr, "-NO-", 4)) | |
2354 | state = 0; | |
2355 | break; | |
2356 | } | |
2357 | } | |
2358 | ||
2359 | cupsFileClose(fp); | |
2360 | } | |
2361 | ||
2362 | return (state); | |
2363 | } | |
2364 | #endif /* __APPLE__ */ | |
2365 | ||
2366 | ||
2367 | /* | |
2368 | * 'is_local_queue()' - Determine whether the URI points at a local queue. | |
2369 | */ | |
2370 | ||
2371 | static int /* O - 1 = local, 0 = remote, -1 = bad URI */ | |
2372 | is_local_queue(const char *uri, /* I - Printer URI */ | |
2373 | char *host, /* O - Host string */ | |
2374 | int hostlen, /* I - Length of host buffer */ | |
2375 | char *resource, /* O - Resource string */ | |
2376 | int resourcelen) /* I - Length of resource buffer */ | |
2377 | { | |
2378 | char scheme[32], /* Scheme portion of URI */ | |
2379 | username[HTTP_MAX_URI]; /* Username portion of URI */ | |
2380 | int port; /* Port portion of URI */ | |
2381 | cupsd_netif_t *iface; /* Network interface */ | |
2382 | ||
2383 | ||
2384 | /* | |
2385 | * Pull the URI apart to see if this is a local or remote printer... | |
2386 | */ | |
2387 | ||
2388 | if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, sizeof(scheme), | |
2389 | username, sizeof(username), host, hostlen, &port, | |
2390 | resource, resourcelen) < HTTP_URI_OK) | |
2391 | return (-1); | |
2392 | ||
2393 | DEBUG_printf(("host=\"%s\", ServerName=\"%s\"\n", host, ServerName)); | |
2394 | ||
2395 | /* | |
2396 | * Check for local server addresses... | |
2397 | */ | |
2398 | ||
2399 | if (!strcasecmp(host, ServerName) && port == LocalPort) | |
2400 | return (1); | |
2401 | ||
2402 | cupsdNetIFUpdate(); | |
2403 | ||
2404 | for (iface = (cupsd_netif_t *)cupsArrayFirst(NetIFList); | |
2405 | iface; | |
2406 | iface = (cupsd_netif_t *)cupsArrayNext(NetIFList)) | |
2407 | if (!strcasecmp(host, iface->hostname) && port == iface->port) | |
2408 | return (1); | |
2409 | ||
2410 | /* | |
2411 | * If we get here, the printer is remote... | |
2412 | */ | |
2413 | ||
2414 | return (0); | |
2415 | } | |
2416 | ||
2417 | ||
2418 | /* | |
2419 | * 'process_browse_data()' - Process new browse data. | |
2420 | */ | |
2421 | ||
2422 | static void | |
2423 | process_browse_data( | |
2424 | const char *uri, /* I - URI of printer/class */ | |
2425 | const char *host, /* I - Hostname */ | |
2426 | const char *resource, /* I - Resource path */ | |
2427 | cups_ptype_t type, /* I - Printer type */ | |
2428 | ipp_pstate_t state, /* I - Printer state */ | |
2429 | const char *location, /* I - Printer location */ | |
2430 | const char *info, /* I - Printer information */ | |
2431 | const char *make_model, /* I - Printer make and model */ | |
2432 | int num_attrs, /* I - Number of attributes */ | |
2433 | cups_option_t *attrs) /* I - Attributes */ | |
2434 | { | |
2435 | int i; /* Looping var */ | |
2436 | int update; /* Update printer attributes? */ | |
2437 | char finaluri[HTTP_MAX_URI], /* Final URI for printer */ | |
2438 | name[IPP_MAX_NAME], /* Name of printer */ | |
2439 | newname[IPP_MAX_NAME], /* New name of printer */ | |
2440 | *hptr, /* Pointer into hostname */ | |
2441 | *sptr; /* Pointer into ServerName */ | |
2442 | char local_make_model[IPP_MAX_NAME]; | |
2443 | /* Local make and model */ | |
2444 | cupsd_printer_t *p; /* Printer information */ | |
2445 | const char *ipp_options, /* ipp-options value */ | |
2446 | *lease_duration; /* lease-duration value */ | |
2447 | ||
2448 | ||
2449 | /* | |
2450 | * Determine if the URI contains any illegal characters in it... | |
2451 | */ | |
2452 | ||
2453 | if (strncmp(uri, "ipp://", 6) || !host[0] || | |
2454 | (strncmp(resource, "/printers/", 10) && | |
2455 | strncmp(resource, "/classes/", 9))) | |
2456 | { | |
2457 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
2458 | "process_browse_data: Bad printer URI in browse data: %s", | |
2459 | uri); | |
2460 | return; | |
2461 | } | |
2462 | ||
2463 | if (strchr(resource, '?') || | |
2464 | (!strncmp(resource, "/printers/", 10) && strchr(resource + 10, '/')) || | |
2465 | (!strncmp(resource, "/classes/", 9) && strchr(resource + 9, '/'))) | |
2466 | { | |
2467 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
2468 | "process_browse_data: Bad resource in browse data: %s", | |
2469 | resource); | |
2470 | return; | |
2471 | } | |
2472 | ||
2473 | /* | |
2474 | * OK, this isn't a local printer; add any remote options... | |
2475 | */ | |
2476 | ||
2477 | ipp_options = cupsGetOption("ipp-options", num_attrs, attrs); | |
2478 | ||
2479 | if (BrowseRemoteOptions) | |
2480 | { | |
2481 | if (BrowseRemoteOptions[0] == '?') | |
2482 | { | |
2483 | /* | |
2484 | * Override server-supplied options... | |
2485 | */ | |
2486 | ||
2487 | snprintf(finaluri, sizeof(finaluri), "%s%s", uri, BrowseRemoteOptions); | |
2488 | } | |
2489 | else if (ipp_options) | |
2490 | { | |
2491 | /* | |
2492 | * Combine the server and local options... | |
2493 | */ | |
2494 | ||
2495 | snprintf(finaluri, sizeof(finaluri), "%s?%s+%s", uri, ipp_options, | |
2496 | BrowseRemoteOptions); | |
2497 | } | |
2498 | else | |
2499 | { | |
2500 | /* | |
2501 | * Just use the local options... | |
2502 | */ | |
2503 | ||
2504 | snprintf(finaluri, sizeof(finaluri), "%s?%s", uri, BrowseRemoteOptions); | |
2505 | } | |
2506 | ||
2507 | uri = finaluri; | |
2508 | } | |
2509 | else if (ipp_options) | |
2510 | { | |
2511 | /* | |
2512 | * Just use the server-supplied options... | |
2513 | */ | |
2514 | ||
2515 | snprintf(finaluri, sizeof(finaluri), "%s?%s", uri, ipp_options); | |
2516 | uri = finaluri; | |
2517 | } | |
2518 | ||
2519 | /* | |
2520 | * See if we already have it listed in the Printers list, and add it if not... | |
2521 | */ | |
2522 | ||
2523 | type |= CUPS_PRINTER_REMOTE | CUPS_PRINTER_DISCOVERED; | |
2524 | type &= ~CUPS_PRINTER_IMPLICIT; | |
2525 | update = 0; | |
2526 | hptr = strchr(host, '.'); | |
2527 | sptr = strchr(ServerName, '.'); | |
2528 | ||
2529 | if (!ServerNameIsIP && sptr != NULL && hptr != NULL) | |
2530 | { | |
2531 | /* | |
2532 | * Strip the common domain name components... | |
2533 | */ | |
2534 | ||
2535 | while (hptr != NULL) | |
2536 | { | |
2537 | if (!strcasecmp(hptr, sptr)) | |
2538 | { | |
2539 | *hptr = '\0'; | |
2540 | break; | |
2541 | } | |
2542 | else | |
2543 | hptr = strchr(hptr + 1, '.'); | |
2544 | } | |
2545 | } | |
2546 | ||
2547 | if (type & CUPS_PRINTER_CLASS) | |
2548 | { | |
2549 | /* | |
2550 | * Remote destination is a class... | |
2551 | */ | |
2552 | ||
2553 | if (!strncmp(resource, "/classes/", 9)) | |
2554 | snprintf(name, sizeof(name), "%s@%s", resource + 9, host); | |
2555 | else | |
2556 | return; | |
2557 | ||
2558 | if (hptr && !*hptr) | |
2559 | *hptr = '.'; /* Resource FQDN */ | |
2560 | ||
2561 | if ((p = cupsdFindDest(name)) == NULL && BrowseShortNames) | |
2562 | { | |
2563 | if ((p = cupsdFindDest(resource + 9)) != NULL) | |
2564 | { | |
2565 | if (p->hostname && strcasecmp(p->hostname, host)) | |
2566 | { | |
2567 | /* | |
2568 | * Nope, this isn't the same host; if the hostname isn't the local host, | |
2569 | * add it to the other class and then find a class using the full host | |
2570 | * name... | |
2571 | */ | |
2572 | ||
2573 | if (p->type & CUPS_PRINTER_REMOTE) | |
2574 | { | |
2575 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
2576 | "Renamed remote class \"%s\" to \"%s@%s\"...", | |
2577 | p->name, p->name, p->hostname); | |
2578 | cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED, p, NULL, | |
2579 | "Class \'%s\' deleted by directory services.", | |
2580 | p->name); | |
2581 | ||
2582 | snprintf(newname, sizeof(newname), "%s@%s", p->name, p->hostname); | |
2583 | cupsdRenamePrinter(p, newname); | |
2584 | ||
2585 | cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED, p, NULL, | |
2586 | "Class \'%s\' added by directory services.", | |
2587 | p->name); | |
2588 | } | |
2589 | ||
2590 | p = NULL; | |
2591 | } | |
2592 | else if (!p->hostname) | |
2593 | { | |
2594 | /* | |
2595 | * Hostname not set, so this must be a cached remote printer | |
2596 | * that was created for a pending print job... | |
2597 | */ | |
2598 | ||
2599 | cupsdSetString(&p->hostname, host); | |
2600 | cupsdSetString(&p->uri, uri); | |
2601 | cupsdSetString(&p->device_uri, uri); | |
2602 | update = 1; | |
2603 | } | |
2604 | } | |
2605 | else | |
2606 | { | |
2607 | /* | |
2608 | * Use the short name for this shared class. | |
2609 | */ | |
2610 | ||
2611 | strlcpy(name, resource + 9, sizeof(name)); | |
2612 | } | |
2613 | } | |
2614 | else if (p && !p->hostname) | |
2615 | { | |
2616 | /* | |
2617 | * Hostname not set, so this must be a cached remote printer | |
2618 | * that was created for a pending print job... | |
2619 | */ | |
2620 | ||
2621 | cupsdSetString(&p->hostname, host); | |
2622 | cupsdSetString(&p->uri, uri); | |
2623 | cupsdSetString(&p->device_uri, uri); | |
2624 | update = 1; | |
2625 | } | |
2626 | ||
2627 | if (!p) | |
2628 | { | |
2629 | /* | |
2630 | * Class doesn't exist; add it... | |
2631 | */ | |
2632 | ||
2633 | p = cupsdAddClass(name); | |
2634 | ||
2635 | cupsdLogMessage(CUPSD_LOG_DEBUG, "Added remote class \"%s\"...", name); | |
2636 | ||
2637 | cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED, p, NULL, | |
2638 | "Class \'%s\' added by directory services.", name); | |
2639 | ||
2640 | /* | |
2641 | * Force the URI to point to the real server... | |
2642 | */ | |
2643 | ||
2644 | p->type = type & ~CUPS_PRINTER_REJECTING; | |
2645 | p->accepting = 1; | |
2646 | cupsdSetString(&p->uri, uri); | |
2647 | cupsdSetString(&p->device_uri, uri); | |
2648 | cupsdSetString(&p->hostname, host); | |
2649 | ||
2650 | update = 1; | |
2651 | ||
2652 | cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP | CUPSD_DIRTY_REMOTE); | |
2653 | } | |
2654 | } | |
2655 | else | |
2656 | { | |
2657 | /* | |
2658 | * Remote destination is a printer... | |
2659 | */ | |
2660 | ||
2661 | if (!strncmp(resource, "/printers/", 10)) | |
2662 | snprintf(name, sizeof(name), "%s@%s", resource + 10, host); | |
2663 | else | |
2664 | return; | |
2665 | ||
2666 | if (hptr && !*hptr) | |
2667 | *hptr = '.'; /* Resource FQDN */ | |
2668 | ||
2669 | if ((p = cupsdFindDest(name)) == NULL && BrowseShortNames) | |
2670 | { | |
2671 | if ((p = cupsdFindDest(resource + 10)) != NULL) | |
2672 | { | |
2673 | if (p->hostname && strcasecmp(p->hostname, host)) | |
2674 | { | |
2675 | /* | |
2676 | * Nope, this isn't the same host; if the hostname isn't the local host, | |
2677 | * add it to the other printer and then find a printer using the full host | |
2678 | * name... | |
2679 | */ | |
2680 | ||
2681 | if (p->type & CUPS_PRINTER_REMOTE) | |
2682 | { | |
2683 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
2684 | "Renamed remote printer \"%s\" to \"%s@%s\"...", | |
2685 | p->name, p->name, p->hostname); | |
2686 | cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED, p, NULL, | |
2687 | "Printer \'%s\' deleted by directory services.", | |
2688 | p->name); | |
2689 | ||
2690 | snprintf(newname, sizeof(newname), "%s@%s", p->name, p->hostname); | |
2691 | cupsdRenamePrinter(p, newname); | |
2692 | ||
2693 | cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED, p, NULL, | |
2694 | "Printer \'%s\' added by directory services.", | |
2695 | p->name); | |
2696 | } | |
2697 | ||
2698 | p = NULL; | |
2699 | } | |
2700 | else if (!p->hostname) | |
2701 | { | |
2702 | /* | |
2703 | * Hostname not set, so this must be a cached remote printer | |
2704 | * that was created for a pending print job... | |
2705 | */ | |
2706 | ||
2707 | cupsdSetString(&p->hostname, host); | |
2708 | cupsdSetString(&p->uri, uri); | |
2709 | cupsdSetString(&p->device_uri, uri); | |
2710 | update = 1; | |
2711 | } | |
2712 | } | |
2713 | else | |
2714 | { | |
2715 | /* | |
2716 | * Use the short name for this shared printer. | |
2717 | */ | |
2718 | ||
2719 | strlcpy(name, resource + 10, sizeof(name)); | |
2720 | } | |
2721 | } | |
2722 | else if (p && !p->hostname) | |
2723 | { | |
2724 | /* | |
2725 | * Hostname not set, so this must be a cached remote printer | |
2726 | * that was created for a pending print job... | |
2727 | */ | |
2728 | ||
2729 | cupsdSetString(&p->hostname, host); | |
2730 | cupsdSetString(&p->uri, uri); | |
2731 | cupsdSetString(&p->device_uri, uri); | |
2732 | update = 1; | |
2733 | } | |
2734 | ||
2735 | if (!p) | |
2736 | { | |
2737 | /* | |
2738 | * Printer doesn't exist; add it... | |
2739 | */ | |
2740 | ||
2741 | p = cupsdAddPrinter(name); | |
2742 | ||
2743 | cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED, p, NULL, | |
2744 | "Printer \'%s\' added by directory services.", name); | |
2745 | ||
2746 | cupsdLogMessage(CUPSD_LOG_DEBUG, "Added remote printer \"%s\"...", name); | |
2747 | ||
2748 | /* | |
2749 | * Force the URI to point to the real server... | |
2750 | */ | |
2751 | ||
2752 | p->type = type & ~CUPS_PRINTER_REJECTING; | |
2753 | p->accepting = 1; | |
2754 | cupsdSetString(&p->hostname, host); | |
2755 | cupsdSetString(&p->uri, uri); | |
2756 | cupsdSetString(&p->device_uri, uri); | |
2757 | ||
2758 | update = 1; | |
2759 | ||
2760 | cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP | CUPSD_DIRTY_REMOTE); | |
2761 | } | |
2762 | } | |
2763 | ||
2764 | /* | |
2765 | * Update the state... | |
2766 | */ | |
2767 | ||
2768 | p->state = state; | |
2769 | p->browse_time = time(NULL); | |
2770 | ||
2771 | if ((lease_duration = cupsGetOption("lease-duration", num_attrs, | |
2772 | attrs)) != NULL) | |
2773 | { | |
2774 | /* | |
2775 | * Grab the lease-duration for the browse data; anything less then 1 | |
2776 | * second or more than 1 week gets the default BrowseTimeout... | |
2777 | */ | |
2778 | ||
2779 | i = atoi(lease_duration); | |
2780 | if (i < 1 || i > 604800) | |
2781 | i = BrowseTimeout; | |
2782 | ||
2783 | p->browse_expire = p->browse_time + i; | |
2784 | } | |
2785 | else | |
2786 | p->browse_expire = p->browse_time + BrowseTimeout; | |
2787 | ||
2788 | if (type & CUPS_PRINTER_REJECTING) | |
2789 | { | |
2790 | type &= ~CUPS_PRINTER_REJECTING; | |
2791 | ||
2792 | if (p->accepting) | |
2793 | { | |
2794 | update = 1; | |
2795 | p->accepting = 0; | |
2796 | } | |
2797 | } | |
2798 | else if (!p->accepting) | |
2799 | { | |
2800 | update = 1; | |
2801 | p->accepting = 1; | |
2802 | } | |
2803 | ||
2804 | if (p->type != type) | |
2805 | { | |
2806 | p->type = type; | |
2807 | update = 1; | |
2808 | } | |
2809 | ||
2810 | if (location && (!p->location || strcmp(p->location, location))) | |
2811 | { | |
2812 | cupsdSetString(&p->location, location); | |
2813 | update = 1; | |
2814 | } | |
2815 | ||
2816 | if (info && (!p->info || strcmp(p->info, info))) | |
2817 | { | |
2818 | cupsdSetString(&p->info, info); | |
2819 | update = 1; | |
2820 | ||
2821 | cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP | CUPSD_DIRTY_REMOTE); | |
2822 | } | |
2823 | ||
2824 | if (!make_model || !make_model[0]) | |
2825 | { | |
2826 | if (type & CUPS_PRINTER_CLASS) | |
2827 | snprintf(local_make_model, sizeof(local_make_model), | |
2828 | "Remote Class on %s", host); | |
2829 | else | |
2830 | snprintf(local_make_model, sizeof(local_make_model), | |
2831 | "Remote Printer on %s", host); | |
2832 | } | |
2833 | else | |
2834 | snprintf(local_make_model, sizeof(local_make_model), | |
2835 | "%s on %s", make_model, host); | |
2836 | ||
2837 | if (!p->make_model || strcmp(p->make_model, local_make_model)) | |
2838 | { | |
2839 | cupsdSetString(&p->make_model, local_make_model); | |
2840 | update = 1; | |
2841 | } | |
2842 | ||
2843 | if (p->num_options) | |
2844 | { | |
2845 | if (!update && !(type & CUPS_PRINTER_DELETE)) | |
2846 | { | |
2847 | /* | |
2848 | * See if we need to update the attributes... | |
2849 | */ | |
2850 | ||
2851 | if (p->num_options != num_attrs) | |
2852 | update = 1; | |
2853 | else | |
2854 | { | |
2855 | for (i = 0; i < num_attrs; i ++) | |
2856 | if (strcmp(attrs[i].name, p->options[i].name) || | |
2857 | (!attrs[i].value != !p->options[i].value) || | |
2858 | (attrs[i].value && strcmp(attrs[i].value, p->options[i].value))) | |
2859 | { | |
2860 | update = 1; | |
2861 | break; | |
2862 | } | |
2863 | } | |
2864 | } | |
2865 | ||
2866 | /* | |
2867 | * Free the old options... | |
2868 | */ | |
2869 | ||
2870 | cupsFreeOptions(p->num_options, p->options); | |
2871 | } | |
2872 | ||
2873 | p->num_options = num_attrs; | |
2874 | p->options = attrs; | |
2875 | ||
2876 | if (type & CUPS_PRINTER_DELETE) | |
2877 | { | |
2878 | cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED, p, NULL, | |
2879 | "%s \'%s\' deleted by directory services.", | |
2880 | (type & CUPS_PRINTER_CLASS) ? "Class" : "Printer", p->name); | |
2881 | ||
2882 | cupsdExpireSubscriptions(p, NULL); | |
2883 | ||
2884 | cupsdDeletePrinter(p, 1); | |
2885 | cupsdUpdateImplicitClasses(); | |
2886 | cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP | CUPSD_DIRTY_REMOTE); | |
2887 | } | |
2888 | else if (update) | |
2889 | { | |
2890 | cupsdSetPrinterAttrs(p); | |
2891 | cupsdUpdateImplicitClasses(); | |
2892 | } | |
2893 | ||
2894 | /* | |
2895 | * See if we have a default printer... If not, make the first network | |
2896 | * default printer the default. | |
2897 | */ | |
2898 | ||
2899 | if (DefaultPrinter == NULL && Printers != NULL && UseNetworkDefault) | |
2900 | { | |
2901 | /* | |
2902 | * Find the first network default printer and use it... | |
2903 | */ | |
2904 | ||
2905 | for (p = (cupsd_printer_t *)cupsArrayFirst(Printers); | |
2906 | p; | |
2907 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
2908 | if (p->type & CUPS_PRINTER_DEFAULT) | |
2909 | { | |
2910 | DefaultPrinter = p; | |
2911 | cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP | CUPSD_DIRTY_REMOTE); | |
2912 | break; | |
2913 | } | |
2914 | } | |
2915 | ||
2916 | /* | |
2917 | * Do auto-classing if needed... | |
2918 | */ | |
2919 | ||
2920 | process_implicit_classes(); | |
2921 | } | |
2922 | ||
2923 | ||
2924 | /* | |
2925 | * 'process_implicit_classes()' - Create/update implicit classes as needed. | |
2926 | */ | |
2927 | ||
2928 | static void | |
2929 | process_implicit_classes(void) | |
2930 | { | |
2931 | int i; /* Looping var */ | |
2932 | int update; /* Update printer attributes? */ | |
2933 | char name[IPP_MAX_NAME], /* Name of printer */ | |
2934 | *hptr; /* Pointer into hostname */ | |
2935 | cupsd_printer_t *p, /* Printer information */ | |
2936 | *pclass, /* Printer class */ | |
2937 | *first; /* First printer in class */ | |
2938 | int offset, /* Offset of name */ | |
2939 | len; /* Length of name */ | |
2940 | ||
2941 | ||
2942 | if (!ImplicitClasses || !Printers) | |
2943 | return; | |
2944 | ||
2945 | /* | |
2946 | * Loop through all available printers and create classes as needed... | |
2947 | */ | |
2948 | ||
2949 | for (p = (cupsd_printer_t *)cupsArrayFirst(Printers), len = 0, offset = 0, | |
2950 | update = 0, pclass = NULL, first = NULL; | |
2951 | p != NULL; | |
2952 | p = (cupsd_printer_t *)cupsArrayNext(Printers)) | |
2953 | { | |
2954 | /* | |
2955 | * Skip implicit classes... | |
2956 | */ | |
2957 | ||
2958 | if (p->type & CUPS_PRINTER_IMPLICIT) | |
2959 | { | |
2960 | len = 0; | |
2961 | continue; | |
2962 | } | |
2963 | ||
2964 | /* | |
2965 | * If len == 0, get the length of this printer name up to the "@" | |
2966 | * sign (if any). | |
2967 | */ | |
2968 | ||
2969 | cupsArraySave(Printers); | |
2970 | ||
2971 | if (len > 0 && | |
2972 | !strncasecmp(p->name, name + offset, len) && | |
2973 | (p->name[len] == '\0' || p->name[len] == '@')) | |
2974 | { | |
2975 | /* | |
2976 | * We have more than one printer with the same name; see if | |
2977 | * we have a class, and if this printer is a member... | |
2978 | */ | |
2979 | ||
2980 | if (pclass && strcasecmp(pclass->name, name)) | |
2981 | { | |
2982 | if (update) | |
2983 | cupsdSetPrinterAttrs(pclass); | |
2984 | ||
2985 | update = 0; | |
2986 | pclass = NULL; | |
2987 | } | |
2988 | ||
2989 | if (!pclass && (pclass = cupsdFindDest(name)) == NULL) | |
2990 | { | |
2991 | /* | |
2992 | * Need to add the class... | |
2993 | */ | |
2994 | ||
2995 | pclass = cupsdAddPrinter(name); | |
2996 | cupsArrayAdd(ImplicitPrinters, pclass); | |
2997 | ||
2998 | pclass->type |= CUPS_PRINTER_IMPLICIT; | |
2999 | pclass->accepting = 1; | |
3000 | pclass->state = IPP_PRINTER_IDLE; | |
3001 | ||
3002 | cupsdSetString(&pclass->location, p->location); | |
3003 | cupsdSetString(&pclass->info, p->info); | |
3004 | ||
3005 | cupsdSetString(&pclass->job_sheets[0], p->job_sheets[0]); | |
3006 | cupsdSetString(&pclass->job_sheets[1], p->job_sheets[1]); | |
3007 | ||
3008 | update = 1; | |
3009 | ||
3010 | cupsdMarkDirty(CUPSD_DIRTY_PRINTCAP | CUPSD_DIRTY_REMOTE); | |
3011 | ||
3012 | cupsdLogMessage(CUPSD_LOG_DEBUG, "Added implicit class \"%s\"...", | |
3013 | name); | |
3014 | cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED, p, NULL, | |
3015 | "Implicit class \'%s\' added by directory services.", | |
3016 | name); | |
3017 | } | |
3018 | ||
3019 | if (first != NULL) | |
3020 | { | |
3021 | for (i = 0; i < pclass->num_printers; i ++) | |
3022 | if (pclass->printers[i] == first) | |
3023 | break; | |
3024 | ||
3025 | if (i >= pclass->num_printers) | |
3026 | { | |
3027 | first->in_implicit_class = 1; | |
3028 | cupsdAddPrinterToClass(pclass, first); | |
3029 | } | |
3030 | ||
3031 | first = NULL; | |
3032 | } | |
3033 | ||
3034 | for (i = 0; i < pclass->num_printers; i ++) | |
3035 | if (pclass->printers[i] == p) | |
3036 | break; | |
3037 | ||
3038 | if (i >= pclass->num_printers) | |
3039 | { | |
3040 | p->in_implicit_class = 1; | |
3041 | cupsdAddPrinterToClass(pclass, p); | |
3042 | update = 1; | |
3043 | } | |
3044 | } | |
3045 | else | |
3046 | { | |
3047 | /* | |
3048 | * First time around; just get name length and mark it as first | |
3049 | * in the list... | |
3050 | */ | |
3051 | ||
3052 | if ((hptr = strchr(p->name, '@')) != NULL) | |
3053 | len = hptr - p->name; | |
3054 | else | |
3055 | len = strlen(p->name); | |
3056 | ||
3057 | strncpy(name, p->name, len); | |
3058 | name[len] = '\0'; | |
3059 | offset = 0; | |
3060 | ||
3061 | if ((first = (hptr ? cupsdFindDest(name) : p)) != NULL && | |
3062 | !(first->type & CUPS_PRINTER_IMPLICIT)) | |
3063 | { | |
3064 | /* | |
3065 | * Can't use same name as a local printer; add "Any" to the | |
3066 | * front of the name, unless we have explicitly disabled | |
3067 | * the "ImplicitAnyClasses"... | |
3068 | */ | |
3069 | ||
3070 | if (ImplicitAnyClasses && len < (sizeof(name) - 4)) | |
3071 | { | |
3072 | /* | |
3073 | * Add "Any" to the class name... | |
3074 | */ | |
3075 | ||
3076 | strcpy(name, "Any"); | |
3077 | strncpy(name + 3, p->name, len); | |
3078 | name[len + 3] = '\0'; | |
3079 | offset = 3; | |
3080 | } | |
3081 | else | |
3082 | { | |
3083 | /* | |
3084 | * Don't create an implicit class if we have a local printer | |
3085 | * with the same name... | |
3086 | */ | |
3087 | ||
3088 | len = 0; | |
3089 | cupsArrayRestore(Printers); | |
3090 | continue; | |
3091 | } | |
3092 | } | |
3093 | ||
3094 | first = p; | |
3095 | } | |
3096 | ||
3097 | cupsArrayRestore(Printers); | |
3098 | } | |
3099 | ||
3100 | /* | |
3101 | * Update the last printer class as needed... | |
3102 | */ | |
3103 | ||
3104 | if (pclass && update) | |
3105 | cupsdSetPrinterAttrs(pclass); | |
3106 | } | |
3107 | ||
3108 | ||
3109 | /* | |
3110 | * 'send_cups_browse()' - Send new browsing information using the CUPS | |
3111 | * protocol. | |
3112 | */ | |
3113 | ||
3114 | static void | |
3115 | send_cups_browse(cupsd_printer_t *p) /* I - Printer to send */ | |
3116 | { | |
3117 | int i; /* Looping var */ | |
3118 | cups_ptype_t type; /* Printer type */ | |
3119 | cupsd_dirsvc_addr_t *b; /* Browse address */ | |
3120 | int bytes; /* Length of packet */ | |
3121 | char packet[1453], /* Browse data packet */ | |
3122 | uri[1024], /* Printer URI */ | |
3123 | location[1024], /* printer-location */ | |
3124 | info[1024], /* printer-info */ | |
3125 | make_model[1024]; | |
3126 | /* printer-make-and-model */ | |
3127 | cupsd_netif_t *iface; /* Network interface */ | |
3128 | ||
3129 | ||
3130 | /* | |
3131 | * Figure out the printer type value... | |
3132 | */ | |
3133 | ||
3134 | type = p->type | CUPS_PRINTER_REMOTE; | |
3135 | ||
3136 | if (!p->accepting) | |
3137 | type |= CUPS_PRINTER_REJECTING; | |
3138 | ||
3139 | if (p == DefaultPrinter) | |
3140 | type |= CUPS_PRINTER_DEFAULT; | |
3141 | ||
3142 | /* | |
3143 | * Remove quotes from printer-info, printer-location, and | |
3144 | * printer-make-and-model attributes... | |
3145 | */ | |
3146 | ||
3147 | dequote(location, p->location, sizeof(location)); | |
3148 | dequote(info, p->info, sizeof(info)); | |
3149 | ||
3150 | if (p->make_model) | |
3151 | dequote(make_model, p->make_model, sizeof(make_model)); | |
3152 | else if (p->type & CUPS_PRINTER_CLASS) | |
3153 | { | |
3154 | if (p->num_printers > 0 && p->printers[0]->make_model) | |
3155 | strlcpy(make_model, p->printers[0]->make_model, sizeof(make_model)); | |
3156 | else | |
3157 | strlcpy(make_model, "Local Printer Class", sizeof(make_model)); | |
3158 | } | |
3159 | else if (p->raw) | |
3160 | strlcpy(make_model, "Local Raw Printer", sizeof(make_model)); | |
3161 | else | |
3162 | strlcpy(make_model, "Local System V Printer", sizeof(make_model)); | |
3163 | ||
3164 | /* | |
3165 | * Send a packet to each browse address... | |
3166 | */ | |
3167 | ||
3168 | for (i = NumBrowsers, b = Browsers; i > 0; i --, b ++) | |
3169 | if (b->iface[0]) | |
3170 | { | |
3171 | /* | |
3172 | * Send the browse packet to one or more interfaces... | |
3173 | */ | |
3174 | ||
3175 | if (!strcmp(b->iface, "*")) | |
3176 | { | |
3177 | /* | |
3178 | * Send to all local interfaces... | |
3179 | */ | |
3180 | ||
3181 | cupsdNetIFUpdate(); | |
3182 | ||
3183 | for (iface = (cupsd_netif_t *)cupsArrayFirst(NetIFList); | |
3184 | iface; | |
3185 | iface = (cupsd_netif_t *)cupsArrayNext(NetIFList)) | |
3186 | { | |
3187 | /* | |
3188 | * Only send to local, IPv4 interfaces... | |
3189 | */ | |
3190 | ||
3191 | if (!iface->is_local || !iface->port || | |
3192 | iface->address.addr.sa_family != AF_INET) | |
3193 | continue; | |
3194 | ||
3195 | httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL, | |
3196 | iface->hostname, iface->port, | |
3197 | (p->type & CUPS_PRINTER_CLASS) ? "/classes/%s" : | |
3198 | "/printers/%s", | |
3199 | p->name); | |
3200 | snprintf(packet, sizeof(packet), "%x %x %s \"%s\" \"%s\" \"%s\" %s\n", | |
3201 | type, p->state, uri, location, info, make_model, | |
3202 | p->browse_attrs ? p->browse_attrs : ""); | |
3203 | ||
3204 | bytes = strlen(packet); | |
3205 | ||
3206 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
3207 | "cupsdSendBrowseList: (%d bytes to \"%s\") %s", bytes, | |
3208 | iface->name, packet); | |
3209 | ||
3210 | iface->broadcast.ipv4.sin_port = htons(BrowsePort); | |
3211 | ||
3212 | sendto(BrowseSocket, packet, bytes, 0, | |
3213 | (struct sockaddr *)&(iface->broadcast), | |
3214 | httpAddrLength(&(iface->broadcast))); | |
3215 | } | |
3216 | } | |
3217 | else if ((iface = cupsdNetIFFind(b->iface)) != NULL) | |
3218 | { | |
3219 | /* | |
3220 | * Send to the named interface using the IPv4 address... | |
3221 | */ | |
3222 | ||
3223 | while (iface) | |
3224 | if (strcmp(b->iface, iface->name)) | |
3225 | { | |
3226 | iface = NULL; | |
3227 | break; | |
3228 | } | |
3229 | else if (iface->address.addr.sa_family == AF_INET && iface->port) | |
3230 | break; | |
3231 | else | |
3232 | iface = (cupsd_netif_t *)cupsArrayNext(NetIFList); | |
3233 | ||
3234 | if (iface) | |
3235 | { | |
3236 | httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL, | |
3237 | iface->hostname, iface->port, | |
3238 | (p->type & CUPS_PRINTER_CLASS) ? "/classes/%s" : | |
3239 | "/printers/%s", | |
3240 | p->name); | |
3241 | snprintf(packet, sizeof(packet), "%x %x %s \"%s\" \"%s\" \"%s\" %s\n", | |
3242 | type, p->state, uri, location, info, make_model, | |
3243 | p->browse_attrs ? p->browse_attrs : ""); | |
3244 | ||
3245 | bytes = strlen(packet); | |
3246 | ||
3247 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
3248 | "cupsdSendBrowseList: (%d bytes to \"%s\") %s", bytes, | |
3249 | iface->name, packet); | |
3250 | ||
3251 | iface->broadcast.ipv4.sin_port = htons(BrowsePort); | |
3252 | ||
3253 | sendto(BrowseSocket, packet, bytes, 0, | |
3254 | (struct sockaddr *)&(iface->broadcast), | |
3255 | httpAddrLength(&(iface->broadcast))); | |
3256 | } | |
3257 | } | |
3258 | } | |
3259 | else | |
3260 | { | |
3261 | /* | |
3262 | * Send the browse packet to the indicated address using | |
3263 | * the default server name... | |
3264 | */ | |
3265 | ||
3266 | snprintf(packet, sizeof(packet), "%x %x %s \"%s\" \"%s\" \"%s\" %s\n", | |
3267 | type, p->state, p->uri, location, info, make_model, | |
3268 | p->browse_attrs ? p->browse_attrs : ""); | |
3269 | ||
3270 | bytes = strlen(packet); | |
3271 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
3272 | "cupsdSendBrowseList: (%d bytes) %s", bytes, packet); | |
3273 | ||
3274 | if (sendto(BrowseSocket, packet, bytes, 0, | |
3275 | (struct sockaddr *)&(b->to), | |
3276 | httpAddrLength(&(b->to))) <= 0) | |
3277 | { | |
3278 | /* | |
3279 | * Unable to send browse packet, so remove this address from the | |
3280 | * list... | |
3281 | */ | |
3282 | ||
3283 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
3284 | "cupsdSendBrowseList: sendto failed for browser " | |
3285 | "%d - %s.", | |
3286 | (int)(b - Browsers + 1), strerror(errno)); | |
3287 | ||
3288 | if (i > 1) | |
3289 | memmove(b, b + 1, (i - 1) * sizeof(cupsd_dirsvc_addr_t)); | |
3290 | ||
3291 | b --; | |
3292 | NumBrowsers --; | |
3293 | } | |
3294 | } | |
3295 | } | |
3296 | ||
3297 | ||
3298 | #ifdef HAVE_OPENLDAP | |
3299 | /* | |
3300 | * 'send_ldap_browse()' - Send LDAP printer registrations. | |
3301 | */ | |
3302 | ||
3303 | static void | |
3304 | send_ldap_browse(cupsd_printer_t *p) /* I - Printer to register */ | |
3305 | { | |
3306 | int i; /* Looping var... */ | |
3307 | LDAPMod mods[7]; /* The 7 attributes we will be adding */ | |
3308 | LDAPMod *pmods[8]; /* Pointers to the 7 attributes + NULL */ | |
3309 | LDAPMessage *res; /* Search result token */ | |
3310 | char *cn_value[2], /* Change records */ | |
3311 | *uri[2], | |
3312 | *info[2], | |
3313 | *location[2], | |
3314 | *make_model[2], | |
3315 | *type[2], | |
3316 | typestring[255], /* String to hold printer-type */ | |
3317 | filter[256], /* Search filter for possible UPDATEs */ | |
3318 | dn[1024]; /* DN of the printer we are adding */ | |
3319 | int rc; /* LDAP status */ | |
3320 | static const char * const objectClass_values[] = | |
3321 | { /* The 3 objectClass's we use in */ | |
3322 | "top", /* our LDAP entries */ | |
3323 | "device", | |
3324 | "cupsPrinter", | |
3325 | NULL | |
3326 | }; | |
3327 | ||
3328 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "send_ldap_browse: %s", p->name); | |
3329 | ||
3330 | /* | |
3331 | * Everything in ldap is ** so we fudge around it... | |
3332 | */ | |
3333 | ||
3334 | sprintf(typestring, "%u", p->type); | |
3335 | ||
3336 | cn_value[0] = p->name; | |
3337 | cn_value[1] = NULL; | |
3338 | info[0] = p->info ? p->info : "Unknown"; | |
3339 | info[1] = NULL; | |
3340 | location[0] = p->location ? p->location : "Unknown"; | |
3341 | location[1] = NULL; | |
3342 | make_model[0] = p->make_model ? p->make_model : "Unknown"; | |
3343 | make_model[1] = NULL; | |
3344 | type[0] = typestring; | |
3345 | type[1] = NULL; | |
3346 | uri[0] = p->uri; | |
3347 | uri[1] = NULL; | |
3348 | ||
3349 | snprintf(filter, sizeof(filter), | |
3350 | "(&(objectclass=cupsPrinter)(printerURI=%s))", p->uri); | |
3351 | ||
3352 | ldap_search_s(BrowseLDAPHandle, BrowseLDAPDN, LDAP_SCOPE_SUBTREE, | |
3353 | filter, (char **)ldap_attrs, 0, &res); | |
3354 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "send_ldap_browse: Searching \"%s\"", | |
3355 | filter); | |
3356 | ||
3357 | mods[0].mod_type = "cn"; | |
3358 | mods[0].mod_values = cn_value; | |
3359 | mods[1].mod_type = "printerDescription"; | |
3360 | mods[1].mod_values = info; | |
3361 | mods[2].mod_type = "printerURI"; | |
3362 | mods[2].mod_values = uri; | |
3363 | mods[3].mod_type = "printerLocation"; | |
3364 | mods[3].mod_values = location; | |
3365 | mods[4].mod_type = "printerMakeAndModel"; | |
3366 | mods[4].mod_values = make_model; | |
3367 | mods[5].mod_type = "printerType"; | |
3368 | mods[5].mod_values = type; | |
3369 | mods[6].mod_type = "objectClass"; | |
3370 | mods[6].mod_values = (char **)objectClass_values; | |
3371 | ||
3372 | snprintf(dn, sizeof(dn), "cn=%s,ou=printers,%s", p->name, BrowseLDAPDN); | |
3373 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "send_ldap_browse: dn=\"%s\"", dn); | |
3374 | ||
3375 | if (ldap_count_entries(BrowseLDAPHandle, res) > 0) | |
3376 | { | |
3377 | /* | |
3378 | * Printer has already been registered, modify the current | |
3379 | * registration... | |
3380 | */ | |
3381 | ||
3382 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
3383 | "send_ldap_browse: Replacing entry..."); | |
3384 | ||
3385 | for (i = 0; i < 7; i ++) | |
3386 | { | |
3387 | pmods[i] = mods + i; | |
3388 | pmods[i]->mod_op = LDAP_MOD_REPLACE; | |
3389 | } | |
3390 | pmods[i] = NULL; | |
3391 | ||
3392 | if ((rc = ldap_modify_s(BrowseLDAPHandle, dn, pmods)) != LDAP_SUCCESS) | |
3393 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
3394 | "LDAP modify for %s failed with status %d: %s", | |
3395 | p->name, rc, ldap_err2string(rc)); | |
3396 | } | |
3397 | else | |
3398 | { | |
3399 | /* | |
3400 | * Printer has never been registered, add the current | |
3401 | * registration... | |
3402 | */ | |
3403 | ||
3404 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
3405 | "send_ldap_browse: Adding entry..."); | |
3406 | ||
3407 | for (i = 0; i < 7; i ++) | |
3408 | { | |
3409 | pmods[i] = mods + i; | |
3410 | pmods[i]->mod_op = LDAP_MOD_ADD; | |
3411 | } | |
3412 | pmods[i] = NULL; | |
3413 | ||
3414 | if ((rc = ldap_add_s(BrowseLDAPHandle, dn, pmods)) != LDAP_SUCCESS) | |
3415 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
3416 | "LDAP add for %s failed with status %d: %s", | |
3417 | p->name, rc, ldap_err2string(rc)); | |
3418 | } | |
3419 | } | |
3420 | #endif /* HAVE_OPENLDAP */ | |
3421 | ||
3422 | ||
3423 | #ifdef HAVE_LIBSLP | |
3424 | /* | |
3425 | * 'send_slp_browse()' - Register the specified printer with SLP. | |
3426 | */ | |
3427 | ||
3428 | static void | |
3429 | send_slp_browse(cupsd_printer_t *p) /* I - Printer to register */ | |
3430 | { | |
3431 | char srvurl[HTTP_MAX_URI], /* Printer service URI */ | |
3432 | attrs[8192], /* Printer attributes */ | |
3433 | finishings[1024], /* Finishings to support */ | |
3434 | make_model[IPP_MAX_NAME * 2], | |
3435 | /* Make and model, quoted */ | |
3436 | location[IPP_MAX_NAME * 2], | |
3437 | /* Location, quoted */ | |
3438 | info[IPP_MAX_NAME * 2], /* Info, quoted */ | |
3439 | *src, /* Pointer to original string */ | |
3440 | *dst; /* Pointer to destination string */ | |
3441 | ipp_attribute_t *authentication; /* uri-authentication-supported value */ | |
3442 | SLPError error; /* SLP error, if any */ | |
3443 | ||
3444 | ||
3445 | cupsdLogMessage(CUPSD_LOG_DEBUG, "send_slp_browse(%p = \"%s\")", p, | |
3446 | p->name); | |
3447 | ||
3448 | /* | |
3449 | * Make the SLP service URL that conforms to the IANA | |
3450 | * 'printer:' template. | |
3451 | */ | |
3452 | ||
3453 | snprintf(srvurl, sizeof(srvurl), SLP_CUPS_SRVTYPE ":%s", p->uri); | |
3454 | ||
3455 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "Service URL = \"%s\"", srvurl); | |
3456 | ||
3457 | /* | |
3458 | * Figure out the finishings string... | |
3459 | */ | |
3460 | ||
3461 | if (p->type & CUPS_PRINTER_STAPLE) | |
3462 | strcpy(finishings, "staple"); | |
3463 | else | |
3464 | finishings[0] = '\0'; | |
3465 | ||
3466 | if (p->type & CUPS_PRINTER_BIND) | |
3467 | { | |
3468 | if (finishings[0]) | |
3469 | strlcat(finishings, ",bind", sizeof(finishings)); | |
3470 | else | |
3471 | strcpy(finishings, "bind"); | |
3472 | } | |
3473 | ||
3474 | if (p->type & CUPS_PRINTER_PUNCH) | |
3475 | { | |
3476 | if (finishings[0]) | |
3477 | strlcat(finishings, ",punch", sizeof(finishings)); | |
3478 | else | |
3479 | strcpy(finishings, "punch"); | |
3480 | } | |
3481 | ||
3482 | if (p->type & CUPS_PRINTER_COVER) | |
3483 | { | |
3484 | if (finishings[0]) | |
3485 | strlcat(finishings, ",cover", sizeof(finishings)); | |
3486 | else | |
3487 | strcpy(finishings, "cover"); | |
3488 | } | |
3489 | ||
3490 | if (p->type & CUPS_PRINTER_SORT) | |
3491 | { | |
3492 | if (finishings[0]) | |
3493 | strlcat(finishings, ",sort", sizeof(finishings)); | |
3494 | else | |
3495 | strcpy(finishings, "sort"); | |
3496 | } | |
3497 | ||
3498 | if (!finishings[0]) | |
3499 | strcpy(finishings, "none"); | |
3500 | ||
3501 | /* | |
3502 | * Quote any commas in the make and model, location, and info strings... | |
3503 | */ | |
3504 | ||
3505 | for (src = p->make_model, dst = make_model; | |
3506 | src && *src && dst < (make_model + sizeof(make_model) - 2);) | |
3507 | { | |
3508 | if (*src == ',' || *src == '\\' || *src == ')') | |
3509 | *dst++ = '\\'; | |
3510 | ||
3511 | *dst++ = *src++; | |
3512 | } | |
3513 | ||
3514 | *dst = '\0'; | |
3515 | ||
3516 | if (!make_model[0]) | |
3517 | strcpy(make_model, "Unknown"); | |
3518 | ||
3519 | for (src = p->location, dst = location; | |
3520 | src && *src && dst < (location + sizeof(location) - 2);) | |
3521 | { | |
3522 | if (*src == ',' || *src == '\\' || *src == ')') | |
3523 | *dst++ = '\\'; | |
3524 | ||
3525 | *dst++ = *src++; | |
3526 | } | |
3527 | ||
3528 | *dst = '\0'; | |
3529 | ||
3530 | if (!location[0]) | |
3531 | strcpy(location, "Unknown"); | |
3532 | ||
3533 | for (src = p->info, dst = info; | |
3534 | src && *src && dst < (info + sizeof(info) - 2);) | |
3535 | { | |
3536 | if (*src == ',' || *src == '\\' || *src == ')') | |
3537 | *dst++ = '\\'; | |
3538 | ||
3539 | *dst++ = *src++; | |
3540 | } | |
3541 | ||
3542 | *dst = '\0'; | |
3543 | ||
3544 | if (!info[0]) | |
3545 | strcpy(info, "Unknown"); | |
3546 | ||
3547 | /* | |
3548 | * Get the authentication value... | |
3549 | */ | |
3550 | ||
3551 | authentication = ippFindAttribute(p->attrs, "uri-authentication-supported", | |
3552 | IPP_TAG_KEYWORD); | |
3553 | ||
3554 | /* | |
3555 | * Make the SLP attribute string list that conforms to | |
3556 | * the IANA 'printer:' template. | |
3557 | */ | |
3558 | ||
3559 | snprintf(attrs, sizeof(attrs), | |
3560 | "(printer-uri-supported=%s)," | |
3561 | "(uri-authentication-supported=%s>)," | |
3562 | #ifdef HAVE_SSL | |
3563 | "(uri-security-supported=tls>)," | |
3564 | #else | |
3565 | "(uri-security-supported=none>)," | |
3566 | #endif /* HAVE_SSL */ | |
3567 | "(printer-name=%s)," | |
3568 | "(printer-location=%s)," | |
3569 | "(printer-info=%s)," | |
3570 | "(printer-more-info=%s)," | |
3571 | "(printer-make-and-model=%s)," | |
3572 | "(printer-type=%d)," | |
3573 | "(charset-supported=utf-8)," | |
3574 | "(natural-language-configured=%s)," | |
3575 | "(natural-language-supported=de,en,es,fr,it)," | |
3576 | "(color-supported=%s)," | |
3577 | "(finishings-supported=%s)," | |
3578 | "(sides-supported=one-sided%s)," | |
3579 | "(multiple-document-jobs-supported=true)" | |
3580 | "(ipp-versions-supported=1.0,1.1)", | |
3581 | p->uri, authentication->values[0].string.text, p->name, location, | |
3582 | info, p->uri, make_model, p->type, DefaultLanguage, | |
3583 | p->type & CUPS_PRINTER_COLOR ? "true" : "false", | |
3584 | finishings, | |
3585 | p->type & CUPS_PRINTER_DUPLEX ? | |
3586 | ",two-sided-long-edge,two-sided-short-edge" : ""); | |
3587 | ||
3588 | cupsdLogMessage(CUPSD_LOG_DEBUG2, "Attributes = \"%s\"", attrs); | |
3589 | ||
3590 | /* | |
3591 | * Register the printer with the SLP server... | |
3592 | */ | |
3593 | ||
3594 | error = SLPReg(BrowseSLPHandle, srvurl, BrowseTimeout, | |
3595 | SLP_CUPS_SRVTYPE, attrs, SLP_TRUE, slp_reg_callback, 0); | |
3596 | ||
3597 | if (error != SLP_OK) | |
3598 | cupsdLogMessage(CUPSD_LOG_ERROR, "SLPReg of \"%s\" failed with status %d!", p->name, | |
3599 | error); | |
3600 | } | |
3601 | ||
3602 | ||
3603 | /* | |
3604 | * 'slp_attr_callback()' - SLP attribute callback | |
3605 | */ | |
3606 | ||
3607 | static SLPBoolean /* O - SLP_TRUE for success */ | |
3608 | slp_attr_callback( | |
3609 | SLPHandle hslp, /* I - SLP handle */ | |
3610 | const char *attrlist, /* I - Attribute list */ | |
3611 | SLPError errcode, /* I - Parsing status for this attr */ | |
3612 | void *cookie) /* I - Current printer */ | |
3613 | { | |
3614 | char *tmp = 0; /* Temporary string */ | |
3615 | cupsd_printer_t *p = (cupsd_printer_t*)cookie; | |
3616 | /* Current printer */ | |
3617 | ||
3618 | ||
3619 | (void)hslp; /* anti-compiler-warning-code */ | |
3620 | ||
3621 | /* | |
3622 | * Bail if there was an error | |
3623 | */ | |
3624 | ||
3625 | if (errcode != SLP_OK) | |
3626 | return (SLP_TRUE); | |
3627 | ||
3628 | /* | |
3629 | * Parse the attrlist to obtain things needed to build CUPS browse packet | |
3630 | */ | |
3631 | ||
3632 | memset(p, 0, sizeof(cupsd_printer_t)); | |
3633 | ||
3634 | if (slp_get_attr(attrlist, "(printer-location=", &(p->location))) | |
3635 | return (SLP_FALSE); | |
3636 | if (slp_get_attr(attrlist, "(printer-info=", &(p->info))) | |
3637 | return (SLP_FALSE); | |
3638 | if (slp_get_attr(attrlist, "(printer-make-and-model=", &(p->make_model))) | |
3639 | return (SLP_FALSE); | |
3640 | if (!slp_get_attr(attrlist, "(printer-type=", &tmp)) | |
3641 | p->type = atoi(tmp); | |
3642 | else | |
3643 | p->type = CUPS_PRINTER_REMOTE; | |
3644 | ||
3645 | cupsdClearString(&tmp); | |
3646 | ||
3647 | return (SLP_TRUE); | |
3648 | } | |
3649 | ||
3650 | ||
3651 | /* | |
3652 | * 'slp_dereg_printer()' - SLPDereg() the specified printer | |
3653 | */ | |
3654 | ||
3655 | static void | |
3656 | slp_dereg_printer(cupsd_printer_t *p) /* I - Printer */ | |
3657 | { | |
3658 | char srvurl[HTTP_MAX_URI]; /* Printer service URI */ | |
3659 | ||
3660 | ||
3661 | cupsdLogMessage(CUPSD_LOG_DEBUG, "slp_dereg_printer: printer=\"%s\"", p->name); | |
3662 | ||
3663 | if (!(p->type & CUPS_PRINTER_REMOTE)) | |
3664 | { | |
3665 | /* | |
3666 | * Make the SLP service URL that conforms to the IANA | |
3667 | * 'printer:' template. | |
3668 | */ | |
3669 | ||
3670 | snprintf(srvurl, sizeof(srvurl), SLP_CUPS_SRVTYPE ":%s", p->uri); | |
3671 | ||
3672 | /* | |
3673 | * Deregister the printer... | |
3674 | */ | |
3675 | ||
3676 | SLPDereg(BrowseSLPHandle, srvurl, slp_reg_callback, 0); | |
3677 | } | |
3678 | } | |
3679 | ||
3680 | ||
3681 | /* | |
3682 | * 'slp_get_attr()' - Get an attribute from an SLP registration. | |
3683 | */ | |
3684 | ||
3685 | static int /* O - 0 on success */ | |
3686 | slp_get_attr(const char *attrlist, /* I - Attribute list string */ | |
3687 | const char *tag, /* I - Name of attribute */ | |
3688 | char **valbuf) /* O - Value */ | |
3689 | { | |
3690 | char *ptr1, /* Pointer into string */ | |
3691 | *ptr2; /* ... */ | |
3692 | ||
3693 | ||
3694 | cupsdClearString(valbuf); | |
3695 | ||
3696 | if ((ptr1 = strstr(attrlist, tag)) != NULL) | |
3697 | { | |
3698 | ptr1 += strlen(tag); | |
3699 | ||
3700 | if ((ptr2 = strchr(ptr1,')')) != NULL) | |
3701 | { | |
3702 | /* | |
3703 | * Copy the value... | |
3704 | */ | |
3705 | ||
3706 | *valbuf = calloc(ptr2 - ptr1 + 1, 1); | |
3707 | strncpy(*valbuf, ptr1, ptr2 - ptr1); | |
3708 | ||
3709 | /* | |
3710 | * Dequote the value... | |
3711 | */ | |
3712 | ||
3713 | for (ptr1 = *valbuf; *ptr1; ptr1 ++) | |
3714 | if (*ptr1 == '\\' && ptr1[1]) | |
3715 | _cups_strcpy(ptr1, ptr1 + 1); | |
3716 | ||
3717 | return (0); | |
3718 | } | |
3719 | } | |
3720 | ||
3721 | return (-1); | |
3722 | } | |
3723 | ||
3724 | ||
3725 | /* | |
3726 | * 'slp_reg_callback()' - Empty SLPRegReport. | |
3727 | */ | |
3728 | ||
3729 | static void | |
3730 | slp_reg_callback(SLPHandle hslp, /* I - SLP handle */ | |
3731 | SLPError errcode, /* I - Error code, if any */ | |
3732 | void *cookie) /* I - App data */ | |
3733 | { | |
3734 | (void)hslp; | |
3735 | (void)errcode; | |
3736 | (void)cookie; | |
3737 | ||
3738 | return; | |
3739 | } | |
3740 | ||
3741 | ||
3742 | /* | |
3743 | * 'slp_url_callback()' - SLP service url callback | |
3744 | */ | |
3745 | ||
3746 | static SLPBoolean /* O - TRUE = OK, FALSE = error */ | |
3747 | slp_url_callback( | |
3748 | SLPHandle hslp, /* I - SLP handle */ | |
3749 | const char *srvurl, /* I - URL of service */ | |
3750 | unsigned short lifetime, /* I - Life of service */ | |
3751 | SLPError errcode, /* I - Existing error code */ | |
3752 | void *cookie) /* I - Pointer to service list */ | |
3753 | { | |
3754 | slpsrvurl_t *s, /* New service entry */ | |
3755 | **head; /* Pointer to head of entry */ | |
3756 | ||
3757 | ||
3758 | /* | |
3759 | * Let the compiler know we won't be using these vars... | |
3760 | */ | |
3761 | ||
3762 | (void)hslp; | |
3763 | (void)lifetime; | |
3764 | ||
3765 | /* | |
3766 | * Bail if there was an error | |
3767 | */ | |
3768 | ||
3769 | if (errcode != SLP_OK) | |
3770 | return (SLP_TRUE); | |
3771 | ||
3772 | /* | |
3773 | * Grab the head of the list... | |
3774 | */ | |
3775 | ||
3776 | head = (slpsrvurl_t**)cookie; | |
3777 | ||
3778 | /* | |
3779 | * Allocate a *temporary* slpsrvurl_t to hold this entry. | |
3780 | */ | |
3781 | ||
3782 | if ((s = (slpsrvurl_t *)calloc(1, sizeof(slpsrvurl_t))) == NULL) | |
3783 | return (SLP_FALSE); | |
3784 | ||
3785 | /* | |
3786 | * Copy the SLP service URL... | |
3787 | */ | |
3788 | ||
3789 | strlcpy(s->url, srvurl, sizeof(s->url)); | |
3790 | ||
3791 | /* | |
3792 | * Link the SLP service URL into the head of the list | |
3793 | */ | |
3794 | ||
3795 | if (*head) | |
3796 | s->next = *head; | |
3797 | ||
3798 | *head = s; | |
3799 | ||
3800 | return (SLP_TRUE); | |
3801 | } | |
3802 | #endif /* HAVE_LIBSLP */ | |
3803 | ||
3804 | ||
3805 | /* | |
3806 | * 'update_cups_browse()' - Update the browse lists using the CUPS protocol. | |
3807 | */ | |
3808 | ||
3809 | static void | |
3810 | update_cups_browse(void) | |
3811 | { | |
3812 | int i; /* Looping var */ | |
3813 | int auth; /* Authorization status */ | |
3814 | int len; /* Length of name string */ | |
3815 | int bytes; /* Number of bytes left */ | |
3816 | char packet[1541], /* Broadcast packet */ | |
3817 | *pptr; /* Pointer into packet */ | |
3818 | socklen_t srclen; /* Length of source address */ | |
3819 | http_addr_t srcaddr; /* Source address */ | |
3820 | char srcname[1024]; /* Source hostname */ | |
3821 | unsigned address[4]; /* Source address */ | |
3822 | unsigned type; /* Printer type */ | |
3823 | unsigned state; /* Printer state */ | |
3824 | char uri[HTTP_MAX_URI], /* Printer URI */ | |
3825 | host[HTTP_MAX_URI], /* Host portion of URI */ | |
3826 | resource[HTTP_MAX_URI], /* Resource portion of URI */ | |
3827 | info[IPP_MAX_NAME], /* Information string */ | |
3828 | location[IPP_MAX_NAME], /* Location string */ | |
3829 | make_model[IPP_MAX_NAME];/* Make and model string */ | |
3830 | int num_attrs; /* Number of attributes */ | |
3831 | cups_option_t *attrs; /* Attributes */ | |
3832 | ||
3833 | ||
3834 | /* | |
3835 | * Read a packet from the browse socket... | |
3836 | */ | |
3837 | ||
3838 | srclen = sizeof(srcaddr); | |
3839 | if ((bytes = recvfrom(BrowseSocket, packet, sizeof(packet) - 1, 0, | |
3840 | (struct sockaddr *)&srcaddr, &srclen)) < 0) | |
3841 | { | |
3842 | /* | |
3843 | * "Connection refused" is returned under Linux if the destination port | |
3844 | * or address is unreachable from a previous sendto(); check for the | |
3845 | * error here and ignore it for now... | |
3846 | */ | |
3847 | ||
3848 | if (errno != ECONNREFUSED && errno != EAGAIN) | |
3849 | { | |
3850 | cupsdLogMessage(CUPSD_LOG_ERROR, "Browse recv failed - %s.", | |
3851 | strerror(errno)); | |
3852 | cupsdLogMessage(CUPSD_LOG_ERROR, "CUPS browsing turned off."); | |
3853 | ||
3854 | #ifdef WIN32 | |
3855 | closesocket(BrowseSocket); | |
3856 | #else | |
3857 | close(BrowseSocket); | |
3858 | #endif /* WIN32 */ | |
3859 | ||
3860 | cupsdRemoveSelect(BrowseSocket); | |
3861 | BrowseSocket = -1; | |
3862 | ||
3863 | BrowseLocalProtocols &= ~BROWSE_CUPS; | |
3864 | BrowseRemoteProtocols &= ~BROWSE_CUPS; | |
3865 | } | |
3866 | ||
3867 | return; | |
3868 | } | |
3869 | ||
3870 | packet[bytes] = '\0'; | |
3871 | ||
3872 | /* | |
3873 | * If we're about to sleep, ignore incoming browse packets. | |
3874 | */ | |
3875 | ||
3876 | if (Sleeping) | |
3877 | return; | |
3878 | ||
3879 | /* | |
3880 | * Figure out where it came from... | |
3881 | */ | |
3882 | ||
3883 | #ifdef AF_INET6 | |
3884 | if (srcaddr.addr.sa_family == AF_INET6) | |
3885 | { | |
3886 | address[0] = ntohl(srcaddr.ipv6.sin6_addr.s6_addr32[0]); | |
3887 | address[1] = ntohl(srcaddr.ipv6.sin6_addr.s6_addr32[1]); | |
3888 | address[2] = ntohl(srcaddr.ipv6.sin6_addr.s6_addr32[2]); | |
3889 | address[3] = ntohl(srcaddr.ipv6.sin6_addr.s6_addr32[3]); | |
3890 | } | |
3891 | else | |
3892 | #endif /* AF_INET6 */ | |
3893 | { | |
3894 | address[0] = 0; | |
3895 | address[1] = 0; | |
3896 | address[2] = 0; | |
3897 | address[3] = ntohl(srcaddr.ipv4.sin_addr.s_addr); | |
3898 | } | |
3899 | ||
3900 | if (HostNameLookups) | |
3901 | httpAddrLookup(&srcaddr, srcname, sizeof(srcname)); | |
3902 | else | |
3903 | httpAddrString(&srcaddr, srcname, sizeof(srcname)); | |
3904 | ||
3905 | len = strlen(srcname); | |
3906 | ||
3907 | /* | |
3908 | * Do ACL stuff... | |
3909 | */ | |
3910 | ||
3911 | if (BrowseACL) | |
3912 | { | |
3913 | if (httpAddrLocalhost(&srcaddr) || !strcasecmp(srcname, "localhost")) | |
3914 | { | |
3915 | /* | |
3916 | * Access from localhost (127.0.0.1) is always allowed... | |
3917 | */ | |
3918 | ||
3919 | auth = CUPSD_AUTH_ALLOW; | |
3920 | } | |
3921 | else | |
3922 | { | |
3923 | /* | |
3924 | * Do authorization checks on the domain/address... | |
3925 | */ | |
3926 | ||
3927 | switch (BrowseACL->order_type) | |
3928 | { | |
3929 | default : | |
3930 | auth = CUPSD_AUTH_DENY; /* anti-compiler-warning-code */ | |
3931 | break; | |
3932 | ||
3933 | case CUPSD_AUTH_ALLOW : /* Order Deny,Allow */ | |
3934 | auth = CUPSD_AUTH_ALLOW; | |
3935 | ||
3936 | if (cupsdCheckAuth(address, srcname, len, | |
3937 | BrowseACL->num_deny, BrowseACL->deny)) | |
3938 | auth = CUPSD_AUTH_DENY; | |
3939 | ||
3940 | if (cupsdCheckAuth(address, srcname, len, | |
3941 | BrowseACL->num_allow, BrowseACL->allow)) | |
3942 | auth = CUPSD_AUTH_ALLOW; | |
3943 | break; | |
3944 | ||
3945 | case CUPSD_AUTH_DENY : /* Order Allow,Deny */ | |
3946 | auth = CUPSD_AUTH_DENY; | |
3947 | ||
3948 | if (cupsdCheckAuth(address, srcname, len, | |
3949 | BrowseACL->num_allow, BrowseACL->allow)) | |
3950 | auth = CUPSD_AUTH_ALLOW; | |
3951 | ||
3952 | if (cupsdCheckAuth(address, srcname, len, | |
3953 | BrowseACL->num_deny, BrowseACL->deny)) | |
3954 | auth = CUPSD_AUTH_DENY; | |
3955 | break; | |
3956 | } | |
3957 | } | |
3958 | } | |
3959 | else | |
3960 | auth = CUPSD_AUTH_ALLOW; | |
3961 | ||
3962 | if (auth == CUPSD_AUTH_DENY) | |
3963 | { | |
3964 | cupsdLogMessage(CUPSD_LOG_DEBUG, | |
3965 | "update_cups_browse: Refused %d bytes from %s", bytes, | |
3966 | srcname); | |
3967 | return; | |
3968 | } | |
3969 | ||
3970 | cupsdLogMessage(CUPSD_LOG_DEBUG2, | |
3971 | "update_cups_browse: (%d bytes from %s) %s", bytes, | |
3972 | srcname, packet); | |
3973 | ||
3974 | /* | |
3975 | * Parse packet... | |
3976 | */ | |
3977 | ||
3978 | if (sscanf(packet, "%x%x%1023s", &type, &state, uri) < 3) | |
3979 | { | |
3980 | cupsdLogMessage(CUPSD_LOG_WARN, | |
3981 | "update_cups_browse: Garbled browse packet - %s", packet); | |
3982 | return; | |
3983 | } | |
3984 | ||
3985 | strcpy(location, "Location Unknown"); | |
3986 | strcpy(info, "No Information Available"); | |
3987 | make_model[0] = '\0'; | |
3988 | num_attrs = 0; | |
3989 | attrs = NULL; | |
3990 | ||
3991 | if ((pptr = strchr(packet, '\"')) != NULL) | |
3992 | { | |
3993 | /* | |
3994 | * Have extended information; can't use sscanf for it because not all | |
3995 | * sscanf's allow empty strings with %[^\"]... | |
3996 | */ | |
3997 | ||
3998 | for (i = 0, pptr ++; | |
3999 | i < (sizeof(location) - 1) && *pptr && *pptr != '\"'; | |
4000 | i ++, pptr ++) | |
4001 | location[i] = *pptr; | |
4002 | ||
4003 | if (i) | |
4004 | location[i] = '\0'; | |
4005 | ||
4006 | if (*pptr == '\"') | |
4007 | pptr ++; | |
4008 | ||
4009 | while (*pptr && isspace(*pptr & 255)) | |
4010 | pptr ++; | |
4011 | ||
4012 | if (*pptr == '\"') | |
4013 | { | |
4014 | for (i = 0, pptr ++; | |
4015 | i < (sizeof(info) - 1) && *pptr && *pptr != '\"'; | |
4016 | i ++, pptr ++) | |
4017 | info[i] = *pptr; | |
4018 | ||
4019 | info[i] = '\0'; | |
4020 | ||
4021 | if (*pptr == '\"') | |
4022 | pptr ++; | |
4023 | ||
4024 | while (*pptr && isspace(*pptr & 255)) | |
4025 | pptr ++; | |
4026 | ||
4027 | if (*pptr == '\"') | |
4028 | { | |
4029 | for (i = 0, pptr ++; | |
4030 | i < (sizeof(make_model) - 1) && *pptr && *pptr != '\"'; | |
4031 | i ++, pptr ++) | |
4032 | make_model[i] = *pptr; | |
4033 | ||
4034 | if (*pptr == '\"') | |
4035 | pptr ++; | |
4036 | ||
4037 | make_model[i] = '\0'; | |
4038 | ||
4039 | if (*pptr) | |
4040 | num_attrs = cupsParseOptions(pptr, num_attrs, &attrs); | |
4041 | } | |
4042 | } | |
4043 | } | |
4044 | ||
4045 | DEBUG_puts(packet); | |
4046 | DEBUG_printf(("type=%x, state=%x, uri=\"%s\"\n" | |
4047 | "location=\"%s\", info=\"%s\", make_model=\"%s\"\n", | |
4048 | type, state, uri, location, info, make_model)); | |
4049 | ||
4050 | /* | |
4051 | * Pull the URI apart to see if this is a local or remote printer... | |
4052 | */ | |
4053 | ||
4054 | if (is_local_queue(uri, host, sizeof(host), resource, sizeof(resource))) | |
4055 | { | |
4056 | cupsFreeOptions(num_attrs, attrs); | |
4057 | return; | |
4058 | } | |
4059 | ||
4060 | /* | |
4061 | * Do relaying... | |
4062 | */ | |
4063 | ||
4064 | for (i = 0; i < NumRelays; i ++) | |
4065 | if (cupsdCheckAuth(address, srcname, len, 1, &(Relays[i].from))) | |
4066 | if (sendto(BrowseSocket, packet, bytes, 0, | |
4067 | (struct sockaddr *)&(Relays[i].to), | |
4068 | httpAddrLength(&(Relays[i].to))) <= 0) | |
4069 | { | |
4070 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
4071 | "update_cups_browse: sendto failed for relay %d - %s.", | |
4072 | i + 1, strerror(errno)); | |
4073 | cupsFreeOptions(num_attrs, attrs); | |
4074 | return; | |
4075 | } | |
4076 | ||
4077 | /* | |
4078 | * Process the browse data... | |
4079 | */ | |
4080 | ||
4081 | process_browse_data(uri, host, resource, (cups_ptype_t)type, | |
4082 | (ipp_pstate_t)state, location, info, make_model, | |
4083 | num_attrs, attrs); | |
4084 | } | |
4085 | ||
4086 | ||
4087 | /* | |
4088 | * 'update_lpd()' - Update the LPD configuration as needed. | |
4089 | */ | |
4090 | ||
4091 | static void | |
4092 | update_lpd(int onoff) /* - 1 = turn on, 0 = turn off */ | |
4093 | { | |
4094 | if (!LPDConfigFile) | |
4095 | return; | |
4096 | ||
4097 | #ifdef __APPLE__ | |
4098 | /* | |
4099 | * Allow /etc/hostconfig CUPS_LPD service setting to override cupsd.conf | |
4100 | * setting for backwards-compatibility. | |
4101 | */ | |
4102 | ||
4103 | if (onoff && !get_hostconfig("CUPS_LPD")) | |
4104 | onoff = 0; | |
4105 | #endif /* __APPLE__ */ | |
4106 | ||
4107 | if (!strncmp(LPDConfigFile, "xinetd:///", 10)) | |
4108 | { | |
4109 | /* | |
4110 | * Enable/disable LPD via the xinetd.d config file for cups-lpd... | |
4111 | */ | |
4112 | ||
4113 | char newfile[1024]; /* New cups-lpd.N file */ | |
4114 | cups_file_t *ofp, /* Original file pointer */ | |
4115 | *nfp; /* New file pointer */ | |
4116 | char line[1024]; /* Line from file */ | |
4117 | ||
4118 | ||
4119 | snprintf(newfile, sizeof(newfile), "%s.N", LPDConfigFile + 9); | |
4120 | ||
4121 | if ((ofp = cupsFileOpen(LPDConfigFile + 9, "r")) == NULL) | |
4122 | { | |
4123 | cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to open \"%s\" - %s", | |
4124 | LPDConfigFile + 9, strerror(errno)); | |
4125 | return; | |
4126 | } | |
4127 | ||
4128 | if ((nfp = cupsFileOpen(newfile, "w")) == NULL) | |
4129 | { | |
4130 | cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to create \"%s\" - %s", | |
4131 | newfile, strerror(errno)); | |
4132 | cupsFileClose(ofp); | |
4133 | return; | |
4134 | } | |
4135 | ||
4136 | /* | |
4137 | * Copy all of the lines from the cups-lpd file... | |
4138 | */ | |
4139 | ||
4140 | while (cupsFileGets(ofp, line, sizeof(line))) | |
4141 | { | |
4142 | if (line[0] == '{') | |
4143 | { | |
4144 | cupsFilePrintf(nfp, "%s\n", line); | |
4145 | snprintf(line, sizeof(line), "\tdisable = %s", | |
4146 | onoff ? "no" : "yes"); | |
4147 | } | |
4148 | else if (!strstr(line, "disable =")) | |
4149 | cupsFilePrintf(nfp, "%s\n", line); | |
4150 | } | |
4151 | ||
4152 | cupsFileClose(nfp); | |
4153 | cupsFileClose(ofp); | |
4154 | rename(newfile, LPDConfigFile + 9); | |
4155 | } | |
4156 | #ifdef __APPLE__ | |
4157 | else if (!strncmp(LPDConfigFile, "launchd:///", 11)) | |
4158 | { | |
4159 | /* | |
4160 | * Enable/disable LPD via the launchctl command... | |
4161 | */ | |
4162 | ||
4163 | char *argv[5], /* Arguments for command */ | |
4164 | *envp[MAX_ENV]; /* Environment for command */ | |
4165 | int pid; /* Process ID */ | |
4166 | ||
4167 | ||
4168 | cupsdLoadEnv(envp, (int)(sizeof(envp) / sizeof(envp[0]))); | |
4169 | argv[0] = (char *)"launchctl"; | |
4170 | argv[1] = (char *)(onoff ? "load" : "unload"); | |
4171 | argv[2] = (char *)"-w"; | |
4172 | argv[3] = LPDConfigFile + 10; | |
4173 | argv[4] = NULL; | |
4174 | ||
4175 | cupsdStartProcess("/bin/launchctl", argv, envp, -1, -1, -1, -1, -1, 1, | |
4176 | NULL, &pid); | |
4177 | } | |
4178 | #endif /* __APPLE__ */ | |
4179 | else | |
4180 | cupsdLogMessage(CUPSD_LOG_INFO, "Unknown LPDConfigFile scheme!"); | |
4181 | } | |
4182 | ||
4183 | ||
4184 | /* | |
4185 | * 'update_polling()' - Read status messages from the poll daemons. | |
4186 | */ | |
4187 | ||
4188 | static void | |
4189 | update_polling(void) | |
4190 | { | |
4191 | char *ptr, /* Pointer to end of line in buffer */ | |
4192 | message[1024]; /* Pointer to message text */ | |
4193 | int loglevel; /* Log level for message */ | |
4194 | ||
4195 | ||
4196 | while ((ptr = cupsdStatBufUpdate(PollStatusBuffer, &loglevel, | |
4197 | message, sizeof(message))) != NULL) | |
4198 | if (!strchr(PollStatusBuffer->buffer, '\n')) | |
4199 | break; | |
4200 | ||
4201 | if (ptr == NULL && !PollStatusBuffer->bufused) | |
4202 | { | |
4203 | /* | |
4204 | * All polling processes have died; stop polling... | |
4205 | */ | |
4206 | ||
4207 | cupsdLogMessage(CUPSD_LOG_ERROR, | |
4208 | "update_polling: all polling processes have exited!"); | |
4209 | cupsdStopPolling(); | |
4210 | } | |
4211 | } | |
4212 | ||
4213 | ||
4214 | /* | |
4215 | * 'update_smb()' - Update the SMB configuration as needed. | |
4216 | */ | |
4217 | ||
4218 | static void | |
4219 | update_smb(int onoff) /* I - 1 = turn on, 0 = turn off */ | |
4220 | { | |
4221 | if (!SMBConfigFile) | |
4222 | return; | |
4223 | ||
4224 | if (!strncmp(SMBConfigFile, "samba:///", 9)) | |
4225 | { | |
4226 | /* | |
4227 | * Enable/disable SMB via the specified smb.conf config file... | |
4228 | */ | |
4229 | ||
4230 | char newfile[1024]; /* New smb.conf.N file */ | |
4231 | cups_file_t *ofp, /* Original file pointer */ | |
4232 | *nfp; /* New file pointer */ | |
4233 | char line[1024]; /* Line from file */ | |
4234 | int in_printers; /* In [printers] section? */ | |
4235 | ||
4236 | ||
4237 | snprintf(newfile, sizeof(newfile), "%s.N", SMBConfigFile + 8); | |
4238 | ||
4239 | if ((ofp = cupsFileOpen(SMBConfigFile + 8, "r")) == NULL) | |
4240 | { | |
4241 | cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to open \"%s\" - %s", | |
4242 | SMBConfigFile + 8, strerror(errno)); | |
4243 | return; | |
4244 | } | |
4245 | ||
4246 | if ((nfp = cupsFileOpen(newfile, "w")) == NULL) | |
4247 | { | |
4248 | cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to create \"%s\" - %s", | |
4249 | newfile, strerror(errno)); | |
4250 | cupsFileClose(ofp); | |
4251 | return; | |
4252 | } | |
4253 | ||
4254 | /* | |
4255 | * Copy all of the lines from the smb.conf file... | |
4256 | */ | |
4257 | ||
4258 | in_printers = 0; | |
4259 | ||
4260 | while (cupsFileGets(ofp, line, sizeof(line))) | |
4261 | { | |
4262 | if (in_printers && strstr(line, "printable =")) | |
4263 | snprintf(line, sizeof(line), " printable = %s", | |
4264 | onoff ? "yes" : "no"); | |
4265 | ||
4266 | cupsFilePrintf(nfp, "%s\n", line); | |
4267 | ||
4268 | if (line[0] == '[') | |
4269 | in_printers = !strcmp(line, "[printers]"); | |
4270 | } | |
4271 | ||
4272 | cupsFileClose(nfp); | |
4273 | cupsFileClose(ofp); | |
4274 | rename(newfile, SMBConfigFile + 8); | |
4275 | } | |
4276 | else | |
4277 | cupsdLogMessage(CUPSD_LOG_INFO, "Unknown SMBConfigFile scheme!"); | |
4278 | } | |
4279 | ||
4280 | ||
4281 | /* | |
4282 | * End of "$Id: dirsvc.c 7676 2008-06-18 23:42:37Z mike $". | |
4283 | */ |