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ef416fc2 1/*
7e86f2f6 2 * User-defined destination (and option) support for CUPS.
ef416fc2 3 *
7536de1a 4 * Copyright 2007-2017 by Apple Inc.
7e86f2f6 5 * Copyright 1997-2007 by Easy Software Products.
ef416fc2 6 *
7e86f2f6
MS		 7 * These coded instructions, statements, and computer programs are the
8 * property of Apple Inc. and are protected by Federal copyright
9 * law. Distribution and use rights are outlined in the file "LICENSE.txt"
10 * which should have been included with this file. If this file is
57b7b66b 11 * missing or damaged, see the license at "http://www.cups.org/".
ef416fc2 12 *
7e86f2f6 13 * This file is subject to the Apple OS-Developed Software exception.
ef416fc2 14 */
15
16/*
17 * Include necessary headers...
18 */
19
71e16022 20#include "cups-private.h"
b423cd4c 21#include <sys/stat.h>
ef416fc2 22
fa73b229 23#ifdef HAVE_NOTIFY_H
24# include <notify.h>
25#endif /* HAVE_NOTIFY_H */
26
dcb445bc
MS		 27#ifdef HAVE_POLL
28# include <poll.h>
29#endif /* HAVE_POLL */
30
31#ifdef HAVE_DNSSD
32# include <dns_sd.h>
33#endif /* HAVE_DNSSD */
34
a29fd7dd
MS		 35#ifdef HAVE_AVAHI
36# include <avahi-client/client.h>
37# include <avahi-client/lookup.h>
38# include <avahi-common/simple-watch.h>
39# include <avahi-common/domain.h>
40# include <avahi-common/error.h>
41# include <avahi-common/malloc.h>
42#define kDNSServiceMaxDomainName AVAHI_DOMAIN_NAME_MAX
43#endif /* HAVE_AVAHI */
44
dcb445bc
MS		 45
46/*
47 * Constants...
48 */
49
080811b1 50#ifdef __APPLE__
9688061e
MS		 51# if !TARGET_OS_IOS
52# include <SystemConfiguration/SystemConfiguration.h>
53# define _CUPS_LOCATION_DEFAULTS 1
54# endif /* !TARGET_OS_IOS */
f14324a7
MS		 55# define kCUPSPrintingPrefs CFSTR("org.cups.PrintingPrefs")
56# define kDefaultPaperIDKey CFSTR("DefaultPaperID")
57# define kLastUsedPrintersKey CFSTR("LastUsedPrinters")
58# define kLocationNetworkKey CFSTR("Network")
59# define kLocationPrinterIDKey CFSTR("PrinterID")
60# define kUseLastPrinter CFSTR("UseLastPrinter")
080811b1
MS		 61#endif /* __APPLE__ */
62
3fae3b33
MS		 63#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
64# define _CUPS_DNSSD_MAXTIME 500 /* Milliseconds for maximum quantum of time */
65#endif /* HAVE_DNSSD || HAVE_AVAHI */
66
ef416fc2 67
dcb445bc
MS		 68/*
69 * Types...
70 */
71
a29fd7dd 72#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
dcb445bc
MS		 73typedef enum _cups_dnssd_state_e /* Enumerated device state */
74{
75 _CUPS_DNSSD_NEW,
76 _CUPS_DNSSD_QUERY,
77 _CUPS_DNSSD_PENDING,
78 _CUPS_DNSSD_ACTIVE,
79 _CUPS_DNSSD_LOCAL,
a29fd7dd 80 _CUPS_DNSSD_INCOMPATIBLE,
dcb445bc
MS		 81 _CUPS_DNSSD_ERROR
82} _cups_dnssd_state_t;
83
84typedef struct _cups_dnssd_data_s /* Enumeration data */
85{
a29fd7dd 86# ifdef HAVE_DNSSD
dcb445bc 87 DNSServiceRef main_ref; /* Main service reference */
a29fd7dd
MS		 88# else /* HAVE_AVAHI */
89 AvahiSimplePoll *simple_poll; /* Polling interface */
90 AvahiClient *client; /* Client information */
91 int got_data; /* Did we get data? */
657c5b5f 92 int browsers; /* How many browsers are running? */
a29fd7dd 93# endif /* HAVE_DNSSD */
dcb445bc
MS		 94 cups_dest_cb_t cb; /* Callback */
95 void *user_data; /* User data pointer */
96 cups_ptype_t type, /* Printer type filter */
97 mask; /* Printer type mask */
98 cups_array_t *devices; /* Devices found so far */
99} _cups_dnssd_data_t;
100
101typedef struct _cups_dnssd_device_s /* Enumerated device */
102{
103 _cups_dnssd_state_t state; /* State of device listing */
a29fd7dd 104# ifdef HAVE_DNSSD
dcb445bc 105 DNSServiceRef ref; /* Service reference for query */
a29fd7dd
MS		 106# else /* HAVE_AVAHI */
107 AvahiRecordBrowser *ref; /* Browser for query */
108# endif /* HAVE_DNSSD */
a2187a63 109 char *fullName, /* Full name */
a2187a63
MS		 110 *regtype, /* Registration type */
111 *domain; /* Domain name */
dcb445bc
MS		 112 cups_ptype_t type; /* Device registration type */
113 cups_dest_t dest; /* Destination record */
114} _cups_dnssd_device_t;
115
116typedef struct _cups_dnssd_resolve_s /* Data for resolving URI */
117{
118 int *cancel; /* Pointer to "cancel" variable */
119 struct timeval end_time; /* Ending time */
120} _cups_dnssd_resolve_t;
121#endif /* HAVE_DNSSD */
122
7536de1a
MS		 123typedef struct _cups_getdata_s
124{
125 int num_dests; /* Number of destinations */
126 cups_dest_t *dests; /* Destinations */
127} _cups_getdata_t;
128
4a366251
MS		 129typedef struct _cups_namedata_s
130{
131 const char *name; /* Named destination */
132 cups_dest_t *dest; /* Destination */
133} _cups_namedata_t;
134
7536de1a 135
ef416fc2 136/*
137 * Local functions...
138 */
139
9688061e 140#if _CUPS_LOCATION_DEFAULTS
9c80ffa2
MS		 141static CFArrayRef appleCopyLocations(void);
142static CFStringRef appleCopyNetwork(void);
9688061e
MS		 143#endif /* _CUPS_LOCATION_DEFAULTS */
144#ifdef __APPLE__
d649be59 145static char *appleGetPaperSize(char *name, size_t namesize);
9688061e
MS		 146#endif /* __APPLE__ */
147#if _CUPS_LOCATION_DEFAULTS
a29fd7dd
MS		 148static CFStringRef appleGetPrinter(CFArrayRef locations,
149 CFStringRef network, CFIndex *locindex);
9688061e 150#endif /* _CUPS_LOCATION_DEFAULTS */
9c80ffa2
MS		 151static cups_dest_t *cups_add_dest(const char *name, const char *instance,
152 int *num_dests, cups_dest_t **dests);
153#ifdef __BLOCKS__
dcb445bc
MS		 154static int cups_block_cb(cups_dest_block_t block, unsigned flags,
155 cups_dest_t *dest);
9c80ffa2
MS		 156#endif /* __BLOCKS__ */
157static int cups_compare_dests(cups_dest_t *a, cups_dest_t *b);
a29fd7dd
MS		 158#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
159# ifdef HAVE_DNSSD
dcb445bc
MS		 160static void cups_dnssd_browse_cb(DNSServiceRef sdRef,
161 DNSServiceFlags flags,
162 uint32_t interfaceIndex,
163 DNSServiceErrorType errorCode,
164 const char *serviceName,
165 const char *regtype,
166 const char *replyDomain,
167 void *context);
a29fd7dd
MS		 168# else /* HAVE_AVAHI */
169static void cups_dnssd_browse_cb(AvahiServiceBrowser *browser,
170 AvahiIfIndex interface,
171 AvahiProtocol protocol,
172 AvahiBrowserEvent event,
173 const char *serviceName,
174 const char *regtype,
175 const char *replyDomain,
176 AvahiLookupResultFlags flags,
177 void *context);
178static void cups_dnssd_client_cb(AvahiClient *client,
179 AvahiClientState state,
180 void *context);
181# endif /* HAVE_DNSSD */
dcb445bc
MS		 182static int cups_dnssd_compare_devices(_cups_dnssd_device_t *a,
183 _cups_dnssd_device_t *b);
184static void cups_dnssd_free_device(_cups_dnssd_device_t *device,
185 _cups_dnssd_data_t *data);
186static _cups_dnssd_device_t *
187 cups_dnssd_get_device(_cups_dnssd_data_t *data,
188 const char *serviceName,
189 const char *regtype,
190 const char *replyDomain);
a29fd7dd 191# ifdef HAVE_DNSSD
dcb445bc
MS		 192static void cups_dnssd_local_cb(DNSServiceRef sdRef,
193 DNSServiceFlags flags,
194 uint32_t interfaceIndex,
195 DNSServiceErrorType errorCode,
196 const char *serviceName,
197 const char *regtype,
198 const char *replyDomain,
199 void *context);
200static void cups_dnssd_query_cb(DNSServiceRef sdRef,
201 DNSServiceFlags flags,
202 uint32_t interfaceIndex,
203 DNSServiceErrorType errorCode,
204 const char *fullName,
205 uint16_t rrtype, uint16_t rrclass,
206 uint16_t rdlen, const void *rdata,
207 uint32_t ttl, void *context);
a29fd7dd
MS		 208# else /* HAVE_AVAHI */
209static int cups_dnssd_poll_cb(struct pollfd *pollfds,
210 unsigned int num_pollfds,
211 int timeout, void *context);
212static void cups_dnssd_query_cb(AvahiRecordBrowser *browser,
213 AvahiIfIndex interface,
214 AvahiProtocol protocol,
215 AvahiBrowserEvent event,
216 const char *name, uint16_t rrclass,
217 uint16_t rrtype, const void *rdata,
218 size_t rdlen,
219 AvahiLookupResultFlags flags,
220 void *context);
221# endif /* HAVE_DNSSD */
dcb445bc
MS		 222static const char *cups_dnssd_resolve(cups_dest_t *dest, const char *uri,
223 int msec, int *cancel,
224 cups_dest_cb_t cb, void *user_data);
225static int cups_dnssd_resolve_cb(void *context);
226static void cups_dnssd_unquote(char *dst, const char *src,
227 size_t dstsize);
a29fd7dd 228#endif /* HAVE_DNSSD || HAVE_AVAHI */
3fae3b33 229static int cups_elapsed(struct timeval *t);
9c80ffa2
MS		 230static int cups_find_dest(const char *name, const char *instance,
231 int num_dests, cups_dest_t *dests, int prev,
232 int *rdiff);
7536de1a 233static int cups_get_cb(_cups_getdata_t *data, unsigned flags, cups_dest_t *dest);
9c80ffa2
MS		 234static char *cups_get_default(const char *filename, char *namebuf,
235 size_t namesize, const char **instance);
236static int cups_get_dests(const char *filename, const char *match_name,
237 const char *match_inst, int user_default_set,
238 int num_dests, cups_dest_t **dests);
239static char *cups_make_string(ipp_attribute_t *attr, char *buffer,
240 size_t bufsize);
4a366251 241static int cups_name_cb(_cups_namedata_t *data, unsigned flags, cups_dest_t *dest);
efa72f61 242static void cups_queue_name(char *name, const char *serviceName, size_t namesize);
ef416fc2 243
244
245/*
246 * 'cupsAddDest()' - Add a destination to the list of destinations.
247 *
2abf387c 248 * This function cannot be used to add a new class or printer queue,
249 * it only adds a new container of saved options for the named
250 * destination or instance.
251 *
252 * If the named destination already exists, the destination list is
253 * returned unchanged. Adding a new instance of a destination creates
254 * a copy of that destination's options.
255 *
5a738aea 256 * Use the @link cupsSaveDests@ function to save the updated list of
2abf387c 257 * destinations to the user's lpoptions file.
ef416fc2 258 */
259
260int /* O - New number of destinations */
2abf387c 261cupsAddDest(const char *name, /* I - Destination name */
5a738aea 262 const char *instance, /* I - Instance name or @code NULL@ for none/primary */
ef416fc2 263 int num_dests, /* I - Number of destinations */
264 cups_dest_t **dests) /* IO - Destinations */
265{
266 int i; /* Looping var */
267 cups_dest_t *dest; /* Destination pointer */
bf3816c7 268 cups_dest_t *parent = NULL; /* Parent destination */
426c6a59
MS		 269 cups_option_t *doption, /* Current destination option */
270 *poption; /* Current parent option */
ef416fc2 271
272
2abf387c 273 if (!name || !dests)
ef416fc2 274 return (0);
275
426c6a59
MS		 276 if (!cupsGetDest(name, instance, num_dests, *dests))
277 {
41681883 278 if (instance && !cupsGetDest(name, NULL, num_dests, *dests))
426c6a59 279 return (num_dests);
ef416fc2 280
5a9febac
MS		 281 if ((dest = cups_add_dest(name, instance, &num_dests, dests)) == NULL)
282 return (num_dests);
2abf387c 283
5a662dc0
MS		 284 /*
285 * Find the base dest again now the array has been realloc'd.
286 */
287
288 parent = cupsGetDest(name, NULL, num_dests, *dests);
289
426c6a59
MS		 290 if (instance && parent && parent->num_options > 0)
291 {
292 /*
293 * Copy options from parent...
294 */
ef416fc2 295
7e86f2f6 296 dest->options = calloc(sizeof(cups_option_t), (size_t)parent->num_options);
2abf387c 297
426c6a59
MS		 298 if (dest->options)
299 {
300 dest->num_options = parent->num_options;
ef416fc2 301
426c6a59
MS		 302 for (i = dest->num_options, doption = dest->options,
303 poption = parent->options;
304 i > 0;
305 i --, doption ++, poption ++)
306 {
307 doption->name = _cupsStrRetain(poption->name);
308 doption->value = _cupsStrRetain(poption->value);
309 }
310 }
2abf387c 311 }
312 }
313
426c6a59 314 return (num_dests);
ef416fc2 315}
316
317
c8fef167
MS		 318#ifdef __APPLE__
319/*
320 * '_cupsAppleCopyDefaultPaperID()' - Get the default paper ID.
321 */
322
323CFStringRef /* O - Default paper ID */
324_cupsAppleCopyDefaultPaperID(void)
325{
f14324a7
MS		 326 return (CFPreferencesCopyAppValue(kDefaultPaperIDKey,
327 kCUPSPrintingPrefs));
328}
329
330
331/*
332 * '_cupsAppleCopyDefaultPrinter()' - Get the default printer at this location.
333 */
334
335CFStringRef /* O - Default printer name */
336_cupsAppleCopyDefaultPrinter(void)
337{
9688061e 338# if _CUPS_LOCATION_DEFAULTS
f14324a7
MS		 339 CFStringRef network; /* Network location */
340 CFArrayRef locations; /* Location array */
341 CFStringRef locprinter; /* Current printer */
c8fef167
MS		 342
343
f14324a7
MS		 344 /*
345 * Use location-based defaults only if "use last printer" is selected in the
346 * system preferences...
347 */
c8fef167 348
f14324a7
MS		 349 if (!_cupsAppleGetUseLastPrinter())
350 {
351 DEBUG_puts("1_cupsAppleCopyDefaultPrinter: Not using last printer as "
352 "default.");
353 return (NULL);
354 }
c8fef167 355
f14324a7
MS		 356 /*
357 * Get the current location...
358 */
359
360 if ((network = appleCopyNetwork()) == NULL)
361 {
362 DEBUG_puts("1_cupsAppleCopyDefaultPrinter: Unable to get current "
363 "network.");
364 return (NULL);
365 }
366
f14324a7
MS		 367 /*
368 * Lookup the network in the preferences...
369 */
370
371 if ((locations = appleCopyLocations()) == NULL)
372 {
373 /*
374 * Missing or bad location array, so no location-based default...
375 */
376
377 DEBUG_puts("1_cupsAppleCopyDefaultPrinter: Missing or bad last used "
378 "printer array.");
379
380 CFRelease(network);
381
382 return (NULL);
383 }
88f9aafc 384
f14324a7
MS		 385 DEBUG_printf(("1_cupsAppleCopyDefaultPrinter: Got locations, %d entries.",
386 (int)CFArrayGetCount(locations)));
387
388 if ((locprinter = appleGetPrinter(locations, network, NULL)) != NULL)
389 CFRetain(locprinter);
390
391 CFRelease(network);
392 CFRelease(locations);
393
394 return (locprinter);
9688061e
MS		 395
396# else
397 return (NULL);
398# endif /* _CUPS_LOCATION_DEFAULTS */
c8fef167
MS		 399}
400
401
402/*
403 * '_cupsAppleGetUseLastPrinter()' - Get whether to use the last used printer.
404 */
405
406int /* O - 1 to use last printer, 0 otherwise */
407_cupsAppleGetUseLastPrinter(void)
408{
409 Boolean uselast, /* Use last printer preference value */
410 uselast_set; /* Valid is set? */
411
412
413 if (getenv("CUPS_DISABLE_APPLE_DEFAULT"))
414 return (0);
415
f14324a7
MS		 416 uselast = CFPreferencesGetAppBooleanValue(kUseLastPrinter,
417 kCUPSPrintingPrefs,
c8fef167 418 &uselast_set);
c8fef167
MS		 419 if (!uselast_set)
420 return (1);
421 else
422 return (uselast);
423}
424
425
426/*
427 * '_cupsAppleSetDefaultPaperID()' - Set the default paper id.
428 */
429
430void
431_cupsAppleSetDefaultPaperID(
432 CFStringRef name) /* I - New paper ID */
433{
f14324a7
MS		 434 CFPreferencesSetAppValue(kDefaultPaperIDKey, name, kCUPSPrintingPrefs);
435 CFPreferencesAppSynchronize(kCUPSPrintingPrefs);
684d1464
MS		 436
437# ifdef HAVE_NOTIFY_POST
f14324a7 438 notify_post("com.apple.printerPrefsChange");
684d1464 439# endif /* HAVE_NOTIFY_POST */
f14324a7
MS		 440}
441
442
443/*
444 * '_cupsAppleSetDefaultPrinter()' - Set the default printer for this location.
445 */
446
447void
448_cupsAppleSetDefaultPrinter(
449 CFStringRef name) /* I - Default printer/class name */
450{
9688061e 451# if _CUPS_LOCATION_DEFAULTS
f14324a7
MS		 452 CFStringRef network; /* Current network */
453 CFArrayRef locations; /* Old locations array */
454 CFIndex locindex; /* Index in locations array */
455 CFStringRef locprinter; /* Current printer */
456 CFMutableArrayRef newlocations; /* New locations array */
457 CFMutableDictionaryRef newlocation; /* New location */
458
459
460 /*
461 * Get the current location...
462 */
463
464 if ((network = appleCopyNetwork()) == NULL)
465 {
466 DEBUG_puts("1_cupsAppleSetDefaultPrinter: Unable to get current network...");
467 return;
468 }
469
470 /*
471 * Lookup the network in the preferences...
472 */
473
474 if ((locations = appleCopyLocations()) != NULL)
475 locprinter = appleGetPrinter(locations, network, &locindex);
476 else
477 {
478 locprinter = NULL;
479 locindex = -1;
480 }
481
482 if (!locprinter || CFStringCompare(locprinter, name, 0) != kCFCompareEqualTo)
483 {
484 /*
485 * Need to change the locations array...
486 */
487
488 if (locations)
489 {
490 newlocations = CFArrayCreateMutableCopy(kCFAllocatorDefault, 0,
491 locations);
492
493 if (locprinter)
494 CFArrayRemoveValueAtIndex(newlocations, locindex);
495 }
496 else
497 newlocations = CFArrayCreateMutable(kCFAllocatorDefault, 0,
498 &kCFTypeArrayCallBacks);
499
500 newlocation = CFDictionaryCreateMutable(kCFAllocatorDefault, 0,
501 &kCFTypeDictionaryKeyCallBacks,
502 &kCFTypeDictionaryValueCallBacks);
503
504 if (newlocation && newlocations)
505 {
506 /*
507 * Put the new location at the front of the array...
508 */
509
510 CFDictionaryAddValue(newlocation, kLocationNetworkKey, network);
511 CFDictionaryAddValue(newlocation, kLocationPrinterIDKey, name);
512 CFArrayInsertValueAtIndex(newlocations, 0, newlocation);
513
514 /*
515 * Limit the number of locations to 10...
516 */
517
518 while (CFArrayGetCount(newlocations) > 10)
519 CFArrayRemoveValueAtIndex(newlocations, 10);
520
521 /*
522 * Push the changes out...
523 */
524
525 CFPreferencesSetAppValue(kLastUsedPrintersKey, newlocations,
526 kCUPSPrintingPrefs);
527 CFPreferencesAppSynchronize(kCUPSPrintingPrefs);
684d1464
MS		 528
529# ifdef HAVE_NOTIFY_POST
f14324a7 530 notify_post("com.apple.printerPrefsChange");
684d1464 531# endif /* HAVE_NOTIFY_POST */
f14324a7
MS		 532 }
533
534 if (newlocations)
535 CFRelease(newlocations);
536
537 if (newlocation)
538 CFRelease(newlocation);
539 }
540
541 if (locations)
542 CFRelease(locations);
543
544 CFRelease(network);
9688061e
MS		 545
546# else
547 (void)name;
548# endif /* _CUPS_LOCATION_DEFAULTS */
c8fef167
MS		 549}
550
551
552/*
553 * '_cupsAppleSetUseLastPrinter()' - Set whether to use the last used printer.
554 */
88f9aafc
MS		 555
556void
c8fef167
MS		 557_cupsAppleSetUseLastPrinter(
558 int uselast) /* O - 1 to use last printer, 0 otherwise */
559{
88f9aafc 560 CFPreferencesSetAppValue(kUseLastPrinter,
c8fef167 561 uselast ? kCFBooleanTrue : kCFBooleanFalse,
f14324a7
MS		 562 kCUPSPrintingPrefs);
563 CFPreferencesAppSynchronize(kCUPSPrintingPrefs);
684d1464
MS		 564
565# ifdef HAVE_NOTIFY_POST
f14324a7 566 notify_post("com.apple.printerPrefsChange");
684d1464 567# endif /* HAVE_NOTIFY_POST */
c8fef167
MS		 568}
569#endif /* __APPLE__ */
570
571
9c80ffa2 572/*
98d88c8d 573 * 'cupsConnectDest()' - Open a conection to the destination.
9c80ffa2 574 *
98d88c8d
MS		 575 * Connect to the destination, returning a new @code http_t@ connection object
576 * and optionally the resource path to use for the destination. These calls
577 * will block until a connection is made, the timeout expires, the integer
578 * pointed to by "cancel" is non-zero, or the callback function (or block)
579 * returns 0. The caller is responsible for calling @link httpClose@ on the
580 * returned connection.
dcb445bc 581 *
8072030b 582 * @since CUPS 1.6/macOS 10.8@
9c80ffa2
MS		 583 */
584
98d88c8d 585http_t * /* O - Connection to destination or @code NULL@ */
dcb445bc
MS		 586cupsConnectDest(
587 cups_dest_t *dest, /* I - Destination */
588 unsigned flags, /* I - Connection flags */
589 int msec, /* I - Timeout in milliseconds */
590 int *cancel, /* I - Pointer to "cancel" variable */
591 char *resource, /* I - Resource buffer */
592 size_t resourcesize, /* I - Size of resource buffer */
593 cups_dest_cb_t cb, /* I - Callback function */
594 void *user_data) /* I - User data pointer */
9c80ffa2 595{
dcb445bc
MS		 596 const char *uri; /* Printer URI */
597 char scheme[32], /* URI scheme */
598 userpass[256], /* Username and password (unused) */
599 hostname[256], /* Hostname */
600 tempresource[1024]; /* Temporary resource buffer */
601 int port; /* Port number */
602 char portstr[16]; /* Port number string */
12f89d24 603 http_encryption_t encryption; /* Encryption to use */
dcb445bc
MS		 604 http_addrlist_t *addrlist; /* Address list for server */
605 http_t *http; /* Connection to server */
606
607
807315e6 608 DEBUG_printf(("cupsConnectDest(dest=%p, flags=0x%x, msec=%d, cancel=%p(%d), resource=\"%s\", resourcesize=" CUPS_LLFMT ", cb=%p, user_data=%p)", (void *)dest, flags, msec, (void *)cancel, cancel ? *cancel : -1, resource, CUPS_LLCAST resourcesize, (void *)cb, user_data));
4db7fcee 609
dcb445bc
MS		 610 /*
611 * Range check input...
612 */
613
614 if (!dest)
615 {
616 if (resource)
617 *resource = '\0';
618
cb7f98ee 619 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
dcb445bc
MS		 620 return (NULL);
621 }
622
623 if (!resource || resourcesize < 1)
624 {
625 resource = tempresource;
626 resourcesize = sizeof(tempresource);
627 }
628
629 /*
630 * Grab the printer URI...
631 */
632
46385a1a 633 if ((uri = cupsGetOption("printer-uri-supported", dest->num_options, dest->options)) == NULL)
dcb445bc 634 {
46385a1a
MS		 635 if ((uri = cupsGetOption("resolved-device-uri", dest->num_options, dest->options)) == NULL)
636 {
637 if ((uri = cupsGetOption("device-uri", dest->num_options, dest->options)) != NULL)
638 {
639#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
640 if (strstr(uri, "._tcp"))
641 uri = cups_dnssd_resolve(dest, uri, msec, cancel, cb, user_data);
46385a1a 642#endif /* HAVE_DNSSD || HAVE_AVAHI */
5558a2e2 643 }
46385a1a 644 }
dcb445bc 645
46385a1a
MS		 646 if (uri)
647 uri = _cupsCreateDest(dest->name, cupsGetOption("printer-info", dest->num_options, dest->options), NULL, uri, tempresource, sizeof(tempresource));
dcb445bc 648
46385a1a
MS		 649 if (uri)
650 {
651 dest->num_options = cupsAddOption("printer-uri-supported", uri, dest->num_options, &dest->options);
652
653 uri = cupsGetOption("printer-uri-supported", dest->num_options, dest->options);
654 }
dcb445bc
MS		 655 }
656
46385a1a 657 if (!uri)
dcb445bc 658 {
46385a1a
MS		 659 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(ENOENT), 0);
660
661 if (cb)
662 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR, dest);
663
664 return (NULL);
dcb445bc 665 }
dcb445bc
MS		 666
667 if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, sizeof(scheme),
668 userpass, sizeof(userpass), hostname, sizeof(hostname),
7e86f2f6 669 &port, resource, (int)resourcesize) < HTTP_URI_STATUS_OK)
dcb445bc 670 {
f5f2e19e 671 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad printer-uri."), 1);
dcb445bc
MS		 672
673 if (cb)
674 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR,
675 dest);
676
677 return (NULL);
678 }
679
680 /*
681 * Lookup the address for the server...
682 */
683
684 if (cb)
46385a1a 685 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_RESOLVING, dest);
dcb445bc
MS		 686
687 snprintf(portstr, sizeof(portstr), "%d", port);
688
689 if ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portstr)) == NULL)
690 {
691 if (cb)
46385a1a 692 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR, dest);
dcb445bc
MS		 693
694 return (NULL);
695 }
696
697 if (cancel && *cancel)
698 {
699 httpAddrFreeList(addrlist);
700
701 if (cb)
46385a1a 702 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_CANCELED, dest);
dcb445bc
MS		 703
704 return (NULL);
705 }
706
707 /*
708 * Create the HTTP object pointing to the server referenced by the URI...
709 */
710
711 if (!strcmp(scheme, "ipps") || port == 443)
cb7f98ee 712 encryption = HTTP_ENCRYPTION_ALWAYS;
dcb445bc 713 else
cb7f98ee 714 encryption = HTTP_ENCRYPTION_IF_REQUESTED;
dcb445bc 715
46385a1a 716 http = httpConnect2(hostname, port, addrlist, AF_UNSPEC, encryption, 1, 0, NULL);
520fe1de 717 httpAddrFreeList(addrlist);
dcb445bc
MS		 718
719 /*
720 * Connect if requested...
721 */
722
723 if (flags & CUPS_DEST_FLAGS_UNCONNECTED)
724 {
725 if (cb)
726 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED, dest);
727 }
728 else
729 {
730 if (cb)
46385a1a 731 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_CONNECTING, dest);
dcb445bc
MS		 732
733 if (!httpReconnect2(http, msec, cancel) && cb)
734 {
735 if (cancel && *cancel)
46385a1a 736 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_CONNECTING, dest);
dcb445bc 737 else
46385a1a 738 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR, dest);
dcb445bc
MS		 739 }
740 else if (cb)
741 (*cb)(user_data, CUPS_DEST_FLAGS_NONE, dest);
742 }
743
744 return (http);
745}
746
747
748#ifdef __BLOCKS__
749/*
98d88c8d 750 * 'cupsConnectDestBlock()' - Open a connection to the destination.
dcb445bc 751 *
98d88c8d
MS		 752 * Connect to the destination, returning a new @code http_t@ connection object
753 * and optionally the resource path to use for the destination. These calls
754 * will block until a connection is made, the timeout expires, the integer
755 * pointed to by "cancel" is non-zero, or the block returns 0. The caller is
756 * responsible for calling @link httpClose@ on the returned connection.
dcb445bc 757 *
53af7f21 758 * @since CUPS 1.6/macOS 10.8@ @exclude all@
dcb445bc
MS		 759 */
760
98d88c8d 761http_t * /* O - Connection to destination or @code NULL@ */
dcb445bc
MS		 762cupsConnectDestBlock(
763 cups_dest_t *dest, /* I - Destination */
764 unsigned flags, /* I - Connection flags */
765 int msec, /* I - Timeout in milliseconds */
766 int *cancel, /* I - Pointer to "cancel" variable */
767 char *resource, /* I - Resource buffer */
768 size_t resourcesize, /* I - Size of resource buffer */
769 cups_dest_block_t block) /* I - Callback block */
770{
771 return (cupsConnectDest(dest, flags, msec, cancel, resource, resourcesize,
772 (cups_dest_cb_t)cups_block_cb, (void *)block));
773}
774#endif /* __BLOCKS__ */
775
776
777/*
778 * 'cupsCopyDest()' - Copy a destination.
779 *
780 * Make a copy of the destination to an array of destinations (or just a single
781 * copy) - for use with the cupsEnumDests* functions. The caller is responsible
782 * for calling cupsFreeDests() on the returned object(s).
783 *
8072030b 784 * @since CUPS 1.6/macOS 10.8@
dcb445bc
MS		 785 */
786
798d6e29
MS		 787int /* O - New number of destinations */
788cupsCopyDest(cups_dest_t *dest, /* I - Destination to copy */
789 int num_dests, /* I - Number of destinations */
790 cups_dest_t **dests) /* IO - Destination array */
dcb445bc
MS		 791{
792 int i; /* Looping var */
793 cups_dest_t *new_dest; /* New destination pointer */
794 cups_option_t *new_option, /* Current destination option */
795 *option; /* Current parent option */
796
797
798 /*
799 * Range check input...
800 */
801
802 if (!dest || num_dests < 0 || !dests)
803 return (num_dests);
804
805 /*
806 * See if the destination already exists...
807 */
808
809 if ((new_dest = cupsGetDest(dest->name, dest->instance, num_dests,
810 *dests)) != NULL)
811 {
812 /*
813 * Protect against copying destination to itself...
814 */
815
816 if (new_dest == dest)
817 return (num_dests);
818
819 /*
820 * Otherwise, free the options...
821 */
822
823 cupsFreeOptions(new_dest->num_options, new_dest->options);
824
825 new_dest->num_options = 0;
826 new_dest->options = NULL;
827 }
828 else
829 new_dest = cups_add_dest(dest->name, dest->instance, &num_dests, dests);
830
831 if (new_dest)
832 {
7e86f2f6 833 if ((new_dest->options = calloc(sizeof(cups_option_t), (size_t)dest->num_options)) == NULL)
dcb445bc
MS		 834 return (cupsRemoveDest(dest->name, dest->instance, num_dests, dests));
835
836 new_dest->num_options = dest->num_options;
837
838 for (i = dest->num_options, option = dest->options,
839 new_option = new_dest->options;
840 i > 0;
841 i --, option ++, new_option ++)
842 {
843 new_option->name = _cupsStrRetain(option->name);
844 new_option->value = _cupsStrRetain(option->value);
845 }
846 }
847
848 return (num_dests);
9c80ffa2
MS		 849}
850
851
7ae00c35
MS		 852/*
853 * '_cupsCreateDest()' - Create a local (temporary) queue.
854 */
855
856char * /* O - Printer URI or @code NULL@ on error */
857_cupsCreateDest(const char *name, /* I - Printer name */
858 const char *info, /* I - Printer description of @code NULL@ */
859 const char *device_id, /* I - 1284 Device ID or @code NULL@ */
860 const char *device_uri, /* I - Device URI */
861 char *uri, /* I - Printer URI buffer */
862 size_t urisize) /* I - Size of URI buffer */
863{
864 http_t *http; /* Connection to server */
865 ipp_t *request, /* CUPS-Create-Local-Printer request */
866 *response; /* CUPS-Create-Local-Printer response */
867 ipp_attribute_t *attr; /* printer-uri-supported attribute */
c585706d
MS		 868 ipp_pstate_t state = IPP_PSTATE_STOPPED;
869 /* printer-state value */
7ae00c35
MS		 870
871
7ae00c35
MS		 872 if (!name || !device_uri || !uri || urisize < 32)
873 return (NULL);
874
875 if ((http = httpConnect2(cupsServer(), ippPort(), NULL, AF_UNSPEC, HTTP_ENCRYPTION_IF_REQUESTED, 1, 30000, NULL)) == NULL)
876 return (NULL);
877
878 request = ippNewRequest(IPP_OP_CUPS_CREATE_LOCAL_PRINTER);
879
4db7fcee 880 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, "ipp://localhost/");
7ae00c35
MS		 881 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name", NULL, cupsUser());
882
883 ippAddString(request, IPP_TAG_PRINTER, IPP_TAG_URI, "device-uri", NULL, device_uri);
884 ippAddString(request, IPP_TAG_PRINTER, IPP_TAG_NAME, "printer-name", NULL, name);
885 if (info)
886 ippAddString(request, IPP_TAG_PRINTER, IPP_TAG_TEXT, "printer-info", NULL, info);
887 if (device_id)
888 ippAddString(request, IPP_TAG_PRINTER, IPP_TAG_TEXT, "printer-device-id", NULL, device_id);
889
890 response = cupsDoRequest(http, request, "/");
891
7ae00c35
MS		 892 if ((attr = ippFindAttribute(response, "printer-uri-supported", IPP_TAG_URI)) != NULL)
893 strlcpy(uri, ippGetString(attr, 0, NULL), urisize);
c585706d
MS		 894 else
895 {
896 ippDelete(response);
897 httpClose(http);
898 return (NULL);
899 }
900
901 if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL)
902 state = (ipp_pstate_t)ippGetInteger(attr, 0);
903
904 while (state == IPP_PSTATE_STOPPED && cupsLastError() == IPP_STATUS_OK)
905 {
906 sleep(1);
907 ippDelete(response);
908
909 request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES);
910
911 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
912 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name", NULL, cupsUser());
913 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, "requested-attributes", NULL, "printer-state");
914
915 response = cupsDoRequest(http, request, "/");
916
917 if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL)
918 state = (ipp_pstate_t)ippGetInteger(attr, 0);
919 }
7ae00c35
MS		 920
921 ippDelete(response);
922
c585706d
MS		 923 httpClose(http);
924
925 return (uri);
7ae00c35
MS		 926}
927
928
9c80ffa2
MS		 929/*
930 * 'cupsEnumDests()' - Enumerate available destinations with a callback function.
931 *
f50db552
MS		 932 * Destinations are enumerated from one or more sources. The callback function
933 * receives the @code user_data@ pointer and the destination pointer which can
934 * be used as input to the @link cupsCopyDest@ function. The function must
935 * return 1 to continue enumeration or 0 to stop.
936 *
937 * The @code type@ and @code mask@ arguments allow the caller to filter the
938 * destinations that are enumerated. Passing 0 for both will enumerate all
939 * printers. The constant @code CUPS_PRINTER_DISCOVERED@ is used to filter on
940 * destinations that are available but have not yet been added locally.
9c80ffa2 941 *
dcb445bc
MS		 942 * Enumeration happens on the current thread and does not return until all
943 * destinations have been enumerated or the callback function returns 0.
9c80ffa2 944 *
500fca27
MS		 945 * Note: The callback function will likely receive multiple updates for the same
946 * destinations - it is up to the caller to suppress any duplicate destinations.
947 *
8072030b 948 * @since CUPS 1.6/macOS 10.8@
9c80ffa2
MS		 949 */
950
951int /* O - 1 on success, 0 on failure */
dcb445bc 952cupsEnumDests(
a2187a63
MS		 953 unsigned flags, /* I - Enumeration flags */
954 int msec, /* I - Timeout in milliseconds, -1 for indefinite */
955 int *cancel, /* I - Pointer to "cancel" variable */
956 cups_ptype_t type, /* I - Printer type bits */
957 cups_ptype_t mask, /* I - Mask for printer type bits */
958 cups_dest_cb_t cb, /* I - Callback function */
959 void *user_data) /* I - User data */
9c80ffa2 960{
dcb445bc
MS		 961 int i, /* Looping var */
962 num_dests; /* Number of destinations */
82cc1f9a 963 cups_dest_t *dests = NULL, /* Destinations */
dcb445bc 964 *dest; /* Current destination */
4db41741
MS		 965 const char *defprinter; /* Default printer */
966 char name[1024], /* Copy of printer name */
967 *instance, /* Pointer to instance name */
968 *user_default; /* User default printer */
a29fd7dd
MS		 969#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
970 int count, /* Number of queries started */
a2187a63 971 completed, /* Number of completed queries */
dcb445bc 972 remaining; /* Remainder of timeout */
3fae3b33 973 struct timeval curtime; /* Current time */
dcb445bc
MS		 974 _cups_dnssd_data_t data; /* Data for callback */
975 _cups_dnssd_device_t *device; /* Current device */
a29fd7dd
MS		 976# ifdef HAVE_DNSSD
977 int nfds, /* Number of files responded */
978 main_fd; /* File descriptor for lookups */
dcb445bc
MS		 979 DNSServiceRef ipp_ref, /* IPP browser */
980 local_ipp_ref; /* Local IPP browser */
a29fd7dd 981# ifdef HAVE_SSL
dcb445bc
MS		 982 DNSServiceRef ipps_ref, /* IPPS browser */
983 local_ipps_ref; /* Local IPPS browser */
a29fd7dd
MS		 984# endif /* HAVE_SSL */
985# ifdef HAVE_POLL
dcb445bc 986 struct pollfd pfd; /* Polling data */
a29fd7dd 987# else
dcb445bc
MS		 988 fd_set input; /* Input set for select() */
989 struct timeval timeout; /* Timeout for select() */
a29fd7dd
MS		 990# endif /* HAVE_POLL */
991# else /* HAVE_AVAHI */
992 int error; /* Error value */
993 AvahiServiceBrowser *ipp_ref; /* IPP browser */
994# ifdef HAVE_SSL
995 AvahiServiceBrowser *ipps_ref; /* IPPS browser */
996# endif /* HAVE_SSL */
997# endif /* HAVE_DNSSD */
998#endif /* HAVE_DNSSD || HAVE_AVAHI */
dcb445bc
MS		 999
1000 /*
1001 * Range check input...
1002 */
1003
f3c17241
MS		 1004 (void)flags;
1005
dcb445bc
MS		 1006 if (!cb)
1007 return (0);
1008
1009 /*
f50db552 1010 * Get ready to enumerate...
dcb445bc
MS		 1011 */
1012
a2187a63
MS		 1013#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
1014 data.type = type;
1015 data.mask = mask;
1016 data.cb = cb;
1017 data.user_data = user_data;
1018 data.devices = cupsArrayNew3((cups_array_func_t)cups_dnssd_compare_devices, NULL, NULL, 0, NULL, (cups_afree_func_t)cups_dnssd_free_device);
1019#endif /* HAVE_DNSSD || HAVE_AVAHI */
1020
f50db552 1021 if (!(mask & CUPS_PRINTER_DISCOVERED) || !(type & CUPS_PRINTER_DISCOVERED))
a2187a63 1022 {
f50db552
MS		 1023 /*
1024 * Get the list of local printers and pass them to the callback function...
1025 */
a2187a63 1026
f50db552
MS		 1027 num_dests = _cupsGetDests(CUPS_HTTP_DEFAULT, IPP_OP_CUPS_GET_PRINTERS, NULL,
1028 &dests, type, mask);
dcb445bc 1029
f50db552
MS		 1030 if ((user_default = _cupsUserDefault(name, sizeof(name))) != NULL)
1031 defprinter = name;
1032 else if ((defprinter = cupsGetDefault2(CUPS_HTTP_DEFAULT)) != NULL)
1033 {
1034 strlcpy(name, defprinter, sizeof(name));
1035 defprinter = name;
1036 }
1037
1038 if (defprinter)
a2187a63
MS		 1039 {
1040 /*
f50db552 1041 * Separate printer and instance name...
a2187a63
MS		 1042 */
1043
f50db552
MS		 1044 if ((instance = strchr(name, '/')) != NULL)
1045 *instance++ = '\0';
a2187a63 1046
f50db552
MS		 1047 /*
1048 * Lookup the printer and instance and make it the default...
1049 */
a2187a63 1050
f50db552
MS		 1051 if ((dest = cupsGetDest(name, instance, num_dests, dests)) != NULL)
1052 dest->is_default = 1;
a2187a63 1053 }
f50db552
MS		 1054
1055 for (i = num_dests, dest = dests;
1056 i > 0 && (!cancel || !*cancel);
1057 i --, dest ++)
1058 {
1059#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
1060 const char *device_uri; /* Device URI */
657c5b5f 1061#endif /* HAVE_DNSSD || HAVE_AVAHI */
a2187a63 1062
f50db552
MS		 1063 if (!(*cb)(user_data, i > 1 ? CUPS_DEST_FLAGS_MORE : CUPS_DEST_FLAGS_NONE,
1064 dest))
1065 break;
dcb445bc 1066
657c5b5f 1067#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
f50db552
MS		 1068 if (!dest->instance && (device_uri = cupsGetOption("device-uri", dest->num_options, dest->options)) != NULL && !strncmp(device_uri, "dnssd://", 8))
1069 {
1070 /*
1071 * Add existing queue using service name, etc. so we don't list it again...
1072 */
1073
1074 char scheme[32], /* URI scheme */
1075 userpass[32], /* Username:password */
1076 serviceName[256], /* Service name (host field) */
1077 resource[256], /* Resource (options) */
1078 *regtype, /* Registration type */
1079 *replyDomain; /* Registration domain */
1080 int port; /* Port number (not used) */
1081
1082 if (httpSeparateURI(HTTP_URI_CODING_ALL, device_uri, scheme, sizeof(scheme), userpass, sizeof(userpass), serviceName, sizeof(serviceName), &port, resource, sizeof(resource)) >= HTTP_URI_STATUS_OK)
1083 {
1084 if ((regtype = strstr(serviceName, "._ipp")) != NULL)
1085 {
1086 *regtype++ = '\0';
1087
1088 if ((replyDomain = strstr(regtype, "._tcp.")) != NULL)
1089 {
1090 replyDomain[5] = '\0';
1091 replyDomain += 6;
1092
1093 if ((device = cups_dnssd_get_device(&data, serviceName, regtype, replyDomain)) != NULL)
1094 device->state = _CUPS_DNSSD_ACTIVE;
1095 }
1096 }
1097 }
1098 }
657c5b5f 1099#endif /* HAVE_DNSSD || HAVE_AVAHI */
f50db552 1100 }
657c5b5f 1101
f50db552
MS		 1102 cupsFreeDests(num_dests, dests);
1103
1104 if (i > 0 || msec == 0)
1105 goto enum_finished;
a2187a63 1106 }
dcb445bc 1107
f50db552
MS		 1108 /*
1109 * Return early if the caller doesn't want to do discovery...
1110 */
1111
1112 if ((mask & CUPS_PRINTER_DISCOVERED) && !(type & CUPS_PRINTER_DISCOVERED))
1113 goto enum_finished;
1114
a29fd7dd 1115#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
dcb445bc
MS		 1116 /*
1117 * Get Bonjour-shared printers...
1118 */
1119
a29fd7dd 1120# ifdef HAVE_DNSSD
dcb445bc
MS		 1121 if (DNSServiceCreateConnection(&data.main_ref) != kDNSServiceErr_NoError)
1122 return (0);
1123
1124 main_fd = DNSServiceRefSockFD(data.main_ref);
1125
1126 ipp_ref = data.main_ref;
1127 DNSServiceBrowse(&ipp_ref, kDNSServiceFlagsShareConnection, 0,
a29fd7dd 1128 "_ipp._tcp", NULL,
12f89d24 1129 (DNSServiceBrowseReply)cups_dnssd_browse_cb, &data);
dcb445bc
MS		 1130
1131 local_ipp_ref = data.main_ref;
1132 DNSServiceBrowse(&local_ipp_ref, kDNSServiceFlagsShareConnection,
1133 kDNSServiceInterfaceIndexLocalOnly,
a29fd7dd 1134 "_ipp._tcp", NULL,
12f89d24 1135 (DNSServiceBrowseReply)cups_dnssd_local_cb, &data);
dcb445bc 1136
a29fd7dd 1137# ifdef HAVE_SSL
dcb445bc
MS		 1138 ipps_ref = data.main_ref;
1139 DNSServiceBrowse(&ipps_ref, kDNSServiceFlagsShareConnection, 0,
a29fd7dd 1140 "_ipps._tcp", NULL,
12f89d24 1141 (DNSServiceBrowseReply)cups_dnssd_browse_cb, &data);
dcb445bc
MS		 1142
1143 local_ipps_ref = data.main_ref;
1144 DNSServiceBrowse(&local_ipps_ref, kDNSServiceFlagsShareConnection,
1145 kDNSServiceInterfaceIndexLocalOnly,
a29fd7dd 1146 "_ipps._tcp", NULL,
12f89d24 1147 (DNSServiceBrowseReply)cups_dnssd_local_cb, &data);
a29fd7dd
MS		 1148# endif /* HAVE_SSL */
1149
1150# else /* HAVE_AVAHI */
1151 if ((data.simple_poll = avahi_simple_poll_new()) == NULL)
1152 {
1153 DEBUG_puts("cupsEnumDests: Unable to create Avahi simple poll object.");
1154 return (1);
1155 }
1156
1157 avahi_simple_poll_set_func(data.simple_poll, cups_dnssd_poll_cb, &data);
1158
1159 data.client = avahi_client_new(avahi_simple_poll_get(data.simple_poll),
1160 0, cups_dnssd_client_cb, &data,
1161 &error);
1162 if (!data.client)
1163 {
1164 DEBUG_puts("cupsEnumDests: Unable to create Avahi client.");
1165 avahi_simple_poll_free(data.simple_poll);
1166 return (1);
1167 }
1168
3fae3b33
MS		 1169 data.browsers = 1;
1170 ipp_ref = avahi_service_browser_new(data.client, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "_ipp._tcp", NULL, 0, cups_dnssd_browse_cb, &data);
1171
a29fd7dd 1172# ifdef HAVE_SSL
657c5b5f 1173 data.browsers ++;
3fae3b33 1174 ipps_ref = avahi_service_browser_new(data.client, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "_ipps._tcp", NULL, 0, cups_dnssd_browse_cb, &data);
a29fd7dd
MS		 1175# endif /* HAVE_SSL */
1176# endif /* HAVE_DNSSD */
dcb445bc
MS		 1177
1178 if (msec < 0)
1179 remaining = INT_MAX;
1180 else
1181 remaining = msec;
1182
1183 while (remaining > 0 && (!cancel || !*cancel))
1184 {
1185 /*
1186 * Check for input...
1187 */
1188
3fae3b33
MS		 1189 DEBUG_printf(("1cupsEnumDests: remaining=%d", remaining));
1190
1191 cups_elapsed(&curtime);
1192
a29fd7dd
MS		 1193# ifdef HAVE_DNSSD
1194# ifdef HAVE_POLL
dcb445bc
MS		 1195 pfd.fd = main_fd;
1196 pfd.events = POLLIN;
1197
3fae3b33 1198 nfds = poll(&pfd, 1, remaining > _CUPS_DNSSD_MAXTIME ? _CUPS_DNSSD_MAXTIME : remaining);
dcb445bc 1199
a29fd7dd 1200# else
dcb445bc
MS		 1201 FD_ZERO(&input);
1202 FD_SET(main_fd, &input);
1203
1204 timeout.tv_sec = 0;
3fae3b33 1205 timeout.tv_usec = 1000 * (remaining > _CUPS_DNSSD_MAXTIME ? _CUPS_DNSSD_MAXTIME : remaining);
dcb445bc
MS		 1206
1207 nfds = select(main_fd + 1, &input, NULL, NULL, &timeout);
a29fd7dd 1208# endif /* HAVE_POLL */
dcb445bc
MS		 1209
1210 if (nfds > 0)
1211 DNSServiceProcessResult(data.main_ref);
dcb445bc 1212
a29fd7dd
MS		 1213# else /* HAVE_AVAHI */
1214 data.got_data = 0;
1215
3fae3b33 1216 if ((error = avahi_simple_poll_iterate(data.simple_poll, _CUPS_DNSSD_MAXTIME)) > 0)
a29fd7dd
MS		 1217 {
1218 /*
1219 * We've been told to exit the loop. Perhaps the connection to
1220 * Avahi failed.
1221 */
1222
1223 break;
1224 }
1225
657c5b5f 1226 DEBUG_printf(("1cupsEnumDests: got_data=%d", data.got_data));
a29fd7dd
MS		 1227# endif /* HAVE_DNSSD */
1228
3fae3b33 1229 remaining -= cups_elapsed(&curtime);
a2187a63 1230
dcb445bc 1231 for (device = (_cups_dnssd_device_t *)cupsArrayFirst(data.devices),
a2187a63 1232 count = 0, completed = 0;
dcb445bc
MS		 1233 device;
1234 device = (_cups_dnssd_device_t *)cupsArrayNext(data.devices))
1235 {
1236 if (device->ref)
1237 count ++;
1238
a2187a63
MS		 1239 if (device->state == _CUPS_DNSSD_ACTIVE)
1240 completed ++;
1241
dcb445bc
MS		 1242 if (!device->ref && device->state == _CUPS_DNSSD_NEW)
1243 {
dcb445bc
MS		 1244 DEBUG_printf(("1cupsEnumDests: Querying '%s'.", device->fullName));
1245
a29fd7dd
MS		 1246# ifdef HAVE_DNSSD
1247 device->ref = data.main_ref;
1248
dcb445bc
MS		 1249 if (DNSServiceQueryRecord(&(device->ref),
1250 kDNSServiceFlagsShareConnection,
1251 0, device->fullName,
1252 kDNSServiceType_TXT,
12f89d24
MS		 1253 kDNSServiceClass_IN,
1254 (DNSServiceQueryRecordReply)cups_dnssd_query_cb,
dcb445bc
MS		 1255 &data) == kDNSServiceErr_NoError)
1256 {
1257 count ++;
1258 }
1259 else
1260 {
1261 device->ref = 0;
1262 device->state = _CUPS_DNSSD_ERROR;
1263
1264 DEBUG_puts("1cupsEnumDests: Query failed.");
1265 }
a29fd7dd
MS		 1266
1267# else /* HAVE_AVAHI */
3fae3b33 1268 if ((device->ref = avahi_record_browser_new(data.client, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, device->fullName, AVAHI_DNS_CLASS_IN, AVAHI_DNS_TYPE_TXT, 0, cups_dnssd_query_cb, &data)) != NULL)
a29fd7dd 1269 {
3fae3b33 1270 DEBUG_printf(("1cupsEnumDests: Query ref=%p", device->ref));
a29fd7dd
MS		 1271 count ++;
1272 }
1273 else
1274 {
1275 device->state = _CUPS_DNSSD_ERROR;
1276
657c5b5f 1277 DEBUG_printf(("1cupsEnumDests: Query failed: %s", avahi_strerror(avahi_client_errno(data.client))));
a29fd7dd
MS		 1278 }
1279# endif /* HAVE_DNSSD */
dcb445bc
MS		 1280 }
1281 else if (device->ref && device->state == _CUPS_DNSSD_PENDING)
1282 {
a2187a63
MS		 1283 completed ++;
1284
3fae3b33
MS		 1285 DEBUG_printf(("1cupsEnumDests: Query for \"%s\" is complete.", device->fullName));
1286
a29fd7dd
MS		 1287 if ((device->type & mask) == type)
1288 {
a2187a63 1289 DEBUG_printf(("1cupsEnumDests: Add callback for \"%s\".", device->dest.name));
a29fd7dd
MS		 1290 if (!(*cb)(user_data, CUPS_DEST_FLAGS_NONE, &device->dest))
1291 {
1292 remaining = -1;
1293 break;
1294 }
1295 }
dcb445bc
MS		 1296
1297 device->state = _CUPS_DNSSD_ACTIVE;
1298 }
1299 }
a2187a63 1300
657c5b5f 1301# ifdef HAVE_AVAHI
3fae3b33 1302 DEBUG_printf(("1cupsEnumDests: remaining=%d, browsers=%d, completed=%d, count=%d, devices count=%d", remaining, data.browsers, completed, count, cupsArrayCount(data.devices)));
657c5b5f
MS		 1303
1304 if (data.browsers == 0 && completed == cupsArrayCount(data.devices))
1305 break;
1306# else
3fae3b33 1307 DEBUG_printf(("1cupsEnumDests: remaining=%d, completed=%d, count=%d, devices count=%d", remaining, completed, count, cupsArrayCount(data.devices)));
657c5b5f 1308
a2187a63
MS		 1309 if (completed == cupsArrayCount(data.devices))
1310 break;
657c5b5f 1311# endif /* HAVE_AVAHI */
dcb445bc
MS		 1312 }
1313
a29fd7dd 1314# ifdef HAVE_DNSSD
dcb445bc
MS		 1315 DNSServiceRefDeallocate(ipp_ref);
1316 DNSServiceRefDeallocate(local_ipp_ref);
1317
a29fd7dd 1318# ifdef HAVE_SSL
dcb445bc
MS		 1319 DNSServiceRefDeallocate(ipp_ref);
1320 DNSServiceRefDeallocate(local_ipp_ref);
a29fd7dd 1321# endif /* HAVE_SSL */
dcb445bc
MS		 1322
1323 DNSServiceRefDeallocate(data.main_ref);
a29fd7dd
MS		 1324
1325# else /* HAVE_AVAHI */
1326 avahi_service_browser_free(ipp_ref);
1327# ifdef HAVE_SSL
1328 avahi_service_browser_free(ipps_ref);
1329# endif /* HAVE_SSL */
1330
1331 avahi_client_free(data.client);
1332 avahi_simple_poll_free(data.simple_poll);
1333# endif /* HAVE_DNSSD */
1334#endif /* HAVE_DNSSD || HAVE_DNSSD */
dcb445bc 1335
f50db552
MS		 1336 /*
1337 * Return...
1338 */
1339
1340 enum_finished:
1341
1342#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
1343 cupsArrayDelete(data.devices);
1344#endif /* HAVE_DNSSD || HAVE_AVAHI */
1345
dcb445bc 1346 return (1);
9c80ffa2
MS		 1347}
1348
1349
1350# ifdef __BLOCKS__
1351/*
1352 * 'cupsEnumDestsBlock()' - Enumerate available destinations with a block.
1353 *
f50db552
MS		 1354 * Destinations are enumerated from one or more sources. The block receives the
1355 * @code user_data@ pointer and the destination pointer which can be used as
1356 * input to the @link cupsCopyDest@ function. The block must return 1 to
dcb445bc 1357 * continue enumeration or 0 to stop.
9c80ffa2 1358 *
f50db552
MS		 1359 * The @code type@ and @code mask@ arguments allow the caller to filter the
1360 * destinations that are enumerated. Passing 0 for both will enumerate all
1361 * printers. The constant @code CUPS_PRINTER_DISCOVERED@ is used to filter on
1362 * destinations that are available but have not yet been added locally.
1363 *
dcb445bc
MS		 1364 * Enumeration happens on the current thread and does not return until all
1365 * destinations have been enumerated or the block returns 0.
9c80ffa2 1366 *
500fca27
MS		 1367 * Note: The block will likely receive multiple updates for the same
1368 * destinations - it is up to the caller to suppress any duplicate destinations.
1369 *
53af7f21 1370 * @since CUPS 1.6/macOS 10.8@ @exclude all@
9c80ffa2
MS		 1371 */
1372
1373int /* O - 1 on success, 0 on failure */
1374cupsEnumDestsBlock(
dcb445bc
MS		 1375 unsigned flags, /* I - Enumeration flags */
1376 int timeout, /* I - Timeout in milliseconds, 0 for indefinite */
1377 int *cancel, /* I - Pointer to "cancel" variable */
1378 cups_ptype_t type, /* I - Printer type bits */
1379 cups_ptype_t mask, /* I - Mask for printer type bits */
9c80ffa2
MS		 1380 cups_dest_block_t block) /* I - Block */
1381{
dcb445bc
MS		 1382 return (cupsEnumDests(flags, timeout, cancel, type, mask,
1383 (cups_dest_cb_t)cups_block_cb, (void *)block));
9c80ffa2
MS		 1384}
1385# endif /* __BLOCKS__ */
1386
1387
ef416fc2 1388/*
1389 * 'cupsFreeDests()' - Free the memory used by the list of destinations.
1390 */
1391
1392void
1393cupsFreeDests(int num_dests, /* I - Number of destinations */
1394 cups_dest_t *dests) /* I - Destinations */
1395{
1396 int i; /* Looping var */
1397 cups_dest_t *dest; /* Current destination */
1398
1399
1400 if (num_dests == 0 || dests == NULL)
1401 return;
1402
1403 for (i = num_dests, dest = dests; i > 0; i --, dest ++)
1404 {
2e4ff8af
MS		 1405 _cupsStrFree(dest->name);
1406 _cupsStrFree(dest->instance);
ef416fc2 1407
1408 cupsFreeOptions(dest->num_options, dest->options);
1409 }
1410
1411 free(dests);
1412}
1413
1414
1415/*
1416 * 'cupsGetDest()' - Get the named destination from the list.
1417 *
98d88c8d 1418 * Use the @link cupsEnumDests@ or @link cupsGetDests2@ functions to get a
ef416fc2 1419 * list of supported destinations for the current user.
1420 */
1421
5a738aea
MS		 1422cups_dest_t * /* O - Destination pointer or @code NULL@ */
1423cupsGetDest(const char *name, /* I - Destination name or @code NULL@ for the default destination */
1424 const char *instance, /* I - Instance name or @code NULL@ */
ef416fc2 1425 int num_dests, /* I - Number of destinations */
1426 cups_dest_t *dests) /* I - Destinations */
1427{
426c6a59
MS		 1428 int diff, /* Result of comparison */
1429 match; /* Matching index */
ef416fc2 1430
1431
2abf387c 1432 if (num_dests <= 0 || !dests)
ef416fc2 1433 return (NULL);
1434
2abf387c 1435 if (!name)
ef416fc2 1436 {
1437 /*
1438 * NULL name for default printer.
1439 */
1440
1441 while (num_dests > 0)
1442 {
1443 if (dests->is_default)
1444 return (dests);
1445
1446 num_dests --;
1447 dests ++;
1448 }
1449 }
1450 else
1451 {
1452 /*
1453 * Lookup name and optionally the instance...
1454 */
1455
426c6a59 1456 match = cups_find_dest(name, instance, num_dests, dests, -1, &diff);
ef416fc2 1457
426c6a59
MS		 1458 if (!diff)
1459 return (dests + match);
ef416fc2 1460 }
1461
1462 return (NULL);
1463}
1464
1465
dcb445bc
MS		 1466/*
1467 * '_cupsGetDestResource()' - Get the resource path and URI for a destination.
1468 */
1469
1470const char * /* O - Printer URI */
1471_cupsGetDestResource(
1472 cups_dest_t *dest, /* I - Destination */
1473 char *resource, /* I - Resource buffer */
1474 size_t resourcesize) /* I - Size of resource buffer */
1475{
1476 const char *uri; /* Printer URI */
1477 char scheme[32], /* URI scheme */
1478 userpass[256], /* Username and password (unused) */
1479 hostname[256]; /* Hostname */
1480 int port; /* Port number */
1481
1482
7536de1a
MS		 1483 DEBUG_printf(("_cupsGetDestResource(dest=%p(%s), resource=%p, resourcesize=%d)", dest, dest->name, resource, (int)resourcesize));
1484
dcb445bc
MS		 1485 /*
1486 * Range check input...
1487 */
1488
1489 if (!dest || !resource || resourcesize < 1)
1490 {
1491 if (resource)
1492 *resource = '\0';
1493
cb7f98ee 1494 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
dcb445bc
MS		 1495 return (NULL);
1496 }
1497
1498 /*
1499 * Grab the printer URI...
1500 */
1501
4a366251 1502 if ((uri = cupsGetOption("printer-uri-supported", dest->num_options, dest->options)) == NULL)
dcb445bc 1503 {
4a366251
MS		 1504 if ((uri = cupsGetOption("resolved-device-uri", dest->num_options, dest->options)) == NULL)
1505 {
1506 if ((uri = cupsGetOption("device-uri", dest->num_options, dest->options)) != NULL)
1507 {
1508#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
1509 if (strstr(uri, "._tcp"))
1510 uri = cups_dnssd_resolve(dest, uri, 5000, NULL, NULL, NULL);
1511#endif /* HAVE_DNSSD || HAVE_AVAHI */
1512 }
1513 }
7536de1a 1514
4a366251
MS		 1515 if (uri)
1516 {
1517 DEBUG_printf(("1_cupsGetDestResource: Resolved printer-uri-supported=\"%s\"", uri));
dcb445bc 1518
4a366251
MS		 1519 uri = _cupsCreateDest(dest->name, cupsGetOption("printer-info", dest->num_options, dest->options), NULL, uri, resource, resourcesize);
1520 }
dcb445bc 1521
4a366251
MS		 1522 if (uri)
1523 {
1524 DEBUG_printf(("1_cupsGetDestResource: Local printer-uri-supported=\"%s\"", uri));
dcb445bc 1525
4a366251
MS		 1526 dest->num_options = cupsAddOption("printer-uri-supported", uri, dest->num_options, &dest->options);
1527
1528 uri = cupsGetOption("printer-uri-supported", dest->num_options, dest->options);
1529 }
1530 else
1531 {
1532 DEBUG_puts("1_cupsGetDestResource: No printer-uri-supported found.");
1533
1534 if (resource)
1535 *resource = '\0';
1536
1537 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(ENOENT), 0);
7536de1a 1538
dcb445bc 1539 return (NULL);
4a366251 1540 }
dcb445bc 1541 }
4a366251 1542 else
dcb445bc 1543 {
4a366251 1544 DEBUG_printf(("1_cupsGetDestResource: printer-uri-supported=\"%s\"", uri));
dcb445bc 1545
4a366251
MS		 1546 if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, sizeof(scheme),
1547 userpass, sizeof(userpass), hostname, sizeof(hostname),
1548 &port, resource, (int)resourcesize) < HTTP_URI_STATUS_OK)
1549 {
1550 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad printer-uri."), 1);
1551
1552 return (NULL);
1553 }
dcb445bc
MS		 1554 }
1555
7536de1a
MS		 1556 DEBUG_printf(("1_cupsGetDestResource: resource=\"%s\"", resource));
1557
dcb445bc
MS		 1558 return (uri);
1559}
1560
1561
104fd4ae
MS		 1562/*
1563 * 'cupsGetDestWithURI()' - Get a destination associated with a URI.
1564 *
1565 * "name" is the desired name for the printer. If @code NULL@, a name will be
1566 * created using the URI.
1567 *
1568 * "uri" is the "ipp" or "ipps" URI for the printer.
1569 *
8072030b 1570 * @since CUPS 2.0/macOS 10.10@
104fd4ae
MS		 1571 */
1572
1573cups_dest_t * /* O - Destination or @code NULL@ */
1574cupsGetDestWithURI(const char *name, /* I - Desired printer name or @code NULL@ */
1575 const char *uri) /* I - URI for the printer */
1576{
1577 cups_dest_t *dest; /* New destination */
1578 char temp[1024], /* Temporary string */
1579 scheme[256], /* Scheme from URI */
1580 userpass[256], /* Username:password from URI */
1581 hostname[256], /* Hostname from URI */
1582 resource[1024], /* Resource path from URI */
1583 *ptr; /* Pointer into string */
efa72f61 1584 const char *info; /* printer-info string */
104fd4ae
MS		 1585 int port; /* Port number from URI */
1586
1587
1588 /*
1589 * Range check input...
1590 */
1591
1592 if (!uri)
1593 {
1594 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
1595 return (NULL);
1596 }
1597
1598 if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, sizeof(scheme), userpass, sizeof(userpass), hostname, sizeof(hostname), &port, resource, sizeof(resource)) < HTTP_URI_STATUS_OK ||
1599 (strncmp(uri, "ipp://", 6) && strncmp(uri, "ipps://", 7)))
1600 {
f5f2e19e 1601 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad printer-uri."), 1);
104fd4ae
MS		 1602
1603 return (NULL);
1604 }
1605
efa72f61
MS		 1606 if (name)
1607 {
1608 info = name;
1609 }
1610 else
104fd4ae
MS		 1611 {
1612 /*
1613 * Create the name from the URI...
1614 */
1615
1616 if (strstr(hostname, "._tcp"))
1617 {
1618 /*
1619 * Use the service instance name...
1620 */
1621
efa72f61 1622 if ((ptr = strstr(hostname, "._")) != NULL)
104fd4ae
MS		 1623 *ptr = '\0';
1624
efa72f61
MS		 1625 cups_queue_name(temp, hostname, sizeof(temp));
1626 name = temp;
1627 info = hostname;
104fd4ae
MS		 1628 }
1629 else if (!strncmp(resource, "/classes/", 9))
1630 {
1631 snprintf(temp, sizeof(temp), "%s @ %s", resource + 9, hostname);
efa72f61
MS		 1632 name = resource + 9;
1633 info = temp;
104fd4ae
MS		 1634 }
1635 else if (!strncmp(resource, "/printers/", 10))
1636 {
1637 snprintf(temp, sizeof(temp), "%s @ %s", resource + 10, hostname);
efa72f61
MS		 1638 name = resource + 10;
1639 info = temp;
104fd4ae
MS		 1640 }
1641 else
1642 {
1643 name = hostname;
efa72f61 1644 info = hostname;
104fd4ae
MS		 1645 }
1646 }
1647
1648 /*
1649 * Create the destination...
1650 */
1651
1652 if ((dest = calloc(1, sizeof(cups_dest_t))) == NULL)
1653 {
1654 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
1655 return (NULL);
1656 }
1657
1658 dest->name = _cupsStrAlloc(name);
4db7fcee 1659 dest->num_options = cupsAddOption("device-uri", uri, dest->num_options, &(dest->options));
efa72f61 1660 dest->num_options = cupsAddOption("printer-info", info, dest->num_options, &(dest->options));
104fd4ae
MS		 1661
1662 return (dest);
1663}
1664
1665
c8fef167
MS		 1666/*
1667 * '_cupsGetDests()' - Get destinations from a server.
1668 *
5489ad43
MS		 1669 * "op" is IPP_OP_CUPS_GET_PRINTERS to get a full list, IPP_OP_CUPS_GET_DEFAULT
1670 * to get the system-wide default printer, or IPP_OP_GET_PRINTER_ATTRIBUTES for
1671 * a known printer.
c8fef167
MS		 1672 *
1673 * "name" is the name of an existing printer and is only used when "op" is
cb7f98ee 1674 * IPP_OP_GET_PRINTER_ATTRIBUTES.
c8fef167
MS		 1675 *
1676 * "dest" is initialized to point to the array of destinations.
1677 *
1678 * 0 is returned if there are no printers, no default printer, or the named
1679 * printer does not exist, respectively.
1680 *
1681 * Free the memory used by the destination array using the @link cupsFreeDests@
1682 * function.
1683 *
8072030b 1684 * Note: On macOS this function also gets the default paper from the system
c8fef167
MS		 1685 * preferences (~/L/P/org.cups.PrintingPrefs.plist) and includes it in the
1686 * options array for each destination that supports it.
1687 */
1688
dcb445bc
MS		 1689int /* O - Number of destinations */
1690_cupsGetDests(http_t *http, /* I - Connection to server or
1691 * @code CUPS_HTTP_DEFAULT@ */
1692 ipp_op_t op, /* I - IPP operation */
1693 const char *name, /* I - Name of destination */
1694 cups_dest_t **dests, /* IO - Destinations */
1695 cups_ptype_t type, /* I - Printer type bits */
1696 cups_ptype_t mask) /* I - Printer type mask */
c8fef167
MS		 1697{
1698 int num_dests = 0; /* Number of destinations */
1699 cups_dest_t *dest; /* Current destination */
1700 ipp_t *request, /* IPP Request */
1701 *response; /* IPP Response */
1702 ipp_attribute_t *attr; /* Current attribute */
1703 const char *printer_name; /* printer-name attribute */
1704 char uri[1024]; /* printer-uri value */
1705 int num_options; /* Number of options */
1706 cups_option_t *options; /* Options */
1707#ifdef __APPLE__
1708 char media_default[41]; /* Default paper size */
1709#endif /* __APPLE__ */
1710 char optname[1024], /* Option name */
1711 value[2048], /* Option value */
1712 *ptr; /* Pointer into name/value */
1713 static const char * const pattrs[] = /* Attributes we're interested in */
1714 {
1715 "auth-info-required",
1716 "device-uri",
1717 "job-sheets-default",
1718 "marker-change-time",
1719 "marker-colors",
1720 "marker-high-levels",
1721 "marker-levels",
1722 "marker-low-levels",
1723 "marker-message",
1724 "marker-names",
1725 "marker-types",
1726#ifdef __APPLE__
1727 "media-supported",
1728#endif /* __APPLE__ */
1729 "printer-commands",
1730 "printer-defaults",
1731 "printer-info",
1732 "printer-is-accepting-jobs",
1733 "printer-is-shared",
1734 "printer-location",
1735 "printer-make-and-model",
5a9febac 1736 "printer-mandatory-job-attributes",
c8fef167
MS		 1737 "printer-name",
1738 "printer-state",
1739 "printer-state-change-time",
1740 "printer-state-reasons",
1741 "printer-type",
1742 "printer-uri-supported"
1743 };
1744
1745
4a366251
MS		 1746 DEBUG_printf(("_cupsGetDests(http=%p, op=%x(%s), name=\"%s\", dests=%p, type=%x, mask=%x)", http, op, ippOpString(op), name, dests, type, mask));
1747
c8fef167
MS		 1748#ifdef __APPLE__
1749 /*
1750 * Get the default paper size...
1751 */
1752
1753 appleGetPaperSize(media_default, sizeof(media_default));
1754#endif /* __APPLE__ */
1755
0cb67df3 1756 /*
cb7f98ee 1757 * Build a IPP_OP_CUPS_GET_PRINTERS or IPP_OP_GET_PRINTER_ATTRIBUTES request, which
0cb67df3
MS		 1758 * require the following attributes:
1759 *
1760 * attributes-charset
1761 * attributes-natural-language
1762 * requesting-user-name
cb7f98ee 1763 * printer-uri [for IPP_OP_GET_PRINTER_ATTRIBUTES]
0cb67df3 1764 */
c1420c87 1765
0cb67df3 1766 request = ippNewRequest(op);
c1420c87 1767
0cb67df3
MS		 1768 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
1769 "requested-attributes", sizeof(pattrs) / sizeof(pattrs[0]),
1770 NULL, pattrs);
c1420c87 1771
0cb67df3
MS		 1772 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
1773 "requesting-user-name", NULL, cupsUser());
c1420c87 1774
cb7f98ee 1775 if (name && op != IPP_OP_CUPS_GET_DEFAULT)
0cb67df3
MS		 1776 {
1777 httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
1778 "localhost", ippPort(), "/printers/%s", name);
1779 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL,
1780 uri);
1781 }
1782 else if (mask)
1783 {
7e86f2f6
MS		 1784 ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_ENUM, "printer-type", (int)type);
1785 ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_ENUM, "printer-type-mask", (int)mask);
c1420c87 1786 }
c8fef167 1787
0cb67df3
MS		 1788 /*
1789 * Do the request and get back a response...
1790 */
1791
1792 if ((response = cupsDoRequest(http, request, "/")) != NULL)
c8fef167
MS		 1793 {
1794 for (attr = response->attrs; attr != NULL; attr = attr->next)
1795 {
1796 /*
1797 * Skip leading attributes until we hit a printer...
1798 */
1799
1800 while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
1801 attr = attr->next;
1802
1803 if (attr == NULL)
1804 break;
1805
1806 /*
1807 * Pull the needed attributes from this printer...
1808 */
1809
1810 printer_name = NULL;
1811 num_options = 0;
1812 options = NULL;
1813
1814 for (; attr && attr->group_tag == IPP_TAG_PRINTER; attr = attr->next)
1815 {
1816 if (attr->value_tag != IPP_TAG_INTEGER &&
1817 attr->value_tag != IPP_TAG_ENUM &&
1818 attr->value_tag != IPP_TAG_BOOLEAN &&
1819 attr->value_tag != IPP_TAG_TEXT &&
1820 attr->value_tag != IPP_TAG_TEXTLANG &&
1821 attr->value_tag != IPP_TAG_NAME &&
1822 attr->value_tag != IPP_TAG_NAMELANG &&
1823 attr->value_tag != IPP_TAG_KEYWORD &&
1824 attr->value_tag != IPP_TAG_RANGE &&
1825 attr->value_tag != IPP_TAG_URI)
1826 continue;
1827
1828 if (!strcmp(attr->name, "auth-info-required") ||
1829 !strcmp(attr->name, "device-uri") ||
1830 !strcmp(attr->name, "marker-change-time") ||
1831 !strcmp(attr->name, "marker-colors") ||
1832 !strcmp(attr->name, "marker-high-levels") ||
1833 !strcmp(attr->name, "marker-levels") ||
1834 !strcmp(attr->name, "marker-low-levels") ||
1835 !strcmp(attr->name, "marker-message") ||
1836 !strcmp(attr->name, "marker-names") ||
1837 !strcmp(attr->name, "marker-types") ||
1838 !strcmp(attr->name, "printer-commands") ||
1839 !strcmp(attr->name, "printer-info") ||
1840 !strcmp(attr->name, "printer-is-shared") ||
1841 !strcmp(attr->name, "printer-make-and-model") ||
5a9febac 1842 !strcmp(attr->name, "printer-mandatory-job-attributes") ||
c8fef167
MS		 1843 !strcmp(attr->name, "printer-state") ||
1844 !strcmp(attr->name, "printer-state-change-time") ||
1845 !strcmp(attr->name, "printer-type") ||
1846 !strcmp(attr->name, "printer-is-accepting-jobs") ||
1847 !strcmp(attr->name, "printer-location") ||
1848 !strcmp(attr->name, "printer-state-reasons") ||
1849 !strcmp(attr->name, "printer-uri-supported"))
1850 {
1851 /*
1852 * Add a printer description attribute...
1853 */
1854
1855 num_options = cupsAddOption(attr->name,
1856 cups_make_string(attr, value,
1857 sizeof(value)),
1858 num_options, &options);
1859 }
1860#ifdef __APPLE__
1861 else if (!strcmp(attr->name, "media-supported"))
1862 {
1863 /*
1864 * See if we can set a default media size...
1865 */
1866
1867 int i; /* Looping var */
1868
1869 for (i = 0; i < attr->num_values; i ++)
88f9aafc 1870 if (!_cups_strcasecmp(media_default, attr->values[i].string.text))
c8fef167
MS		 1871 {
1872 num_options = cupsAddOption("media", media_default, num_options,
1873 &options);
1874 break;
1875 }
1876 }
1877#endif /* __APPLE__ */
1878 else if (!strcmp(attr->name, "printer-name") &&
1879 attr->value_tag == IPP_TAG_NAME)
1880 printer_name = attr->values[0].string.text;
1881 else if (strncmp(attr->name, "notify-", 7) &&
1882 (attr->value_tag == IPP_TAG_BOOLEAN ||
1883 attr->value_tag == IPP_TAG_ENUM ||
1884 attr->value_tag == IPP_TAG_INTEGER ||
1885 attr->value_tag == IPP_TAG_KEYWORD ||
1886 attr->value_tag == IPP_TAG_NAME ||
1887 attr->value_tag == IPP_TAG_RANGE) &&
1888 (ptr = strstr(attr->name, "-default")) != NULL)
1889 {
1890 /*
1891 * Add a default option...
1892 */
1893
1894 strlcpy(optname, attr->name, sizeof(optname));
1895 optname[ptr - attr->name] = '\0';
1896
88f9aafc 1897 if (_cups_strcasecmp(optname, "media") ||
c8fef167
MS		 1898 !cupsGetOption("media", num_options, options))
1899 num_options = cupsAddOption(optname,
1900 cups_make_string(attr, value,
1901 sizeof(value)),
1902 num_options, &options);
1903 }
1904 }
1905
1906 /*
1907 * See if we have everything needed...
1908 */
1909
1910 if (!printer_name)
1911 {
1912 cupsFreeOptions(num_options, options);
1913
1914 if (attr == NULL)
1915 break;
1916 else
1917 continue;
1918 }
1919
1920 if ((dest = cups_add_dest(printer_name, NULL, &num_dests, dests)) != NULL)
1921 {
1922 dest->num_options = num_options;
1923 dest->options = options;
1924 }
1925 else
1926 cupsFreeOptions(num_options, options);
1927
1928 if (attr == NULL)
1929 break;
1930 }
1931
1932 ippDelete(response);
1933 }
1934
1935 /*
1936 * Return the count...
1937 */
1938
1939 return (num_dests);
1940}
1941
1942
ef416fc2 1943/*
1944 * 'cupsGetDests()' - Get the list of destinations from the default server.
ecdc0628 1945 *
1946 * Starting with CUPS 1.2, the returned list of destinations include the
98d88c8d
MS		 1947 * "printer-info", "printer-is-accepting-jobs", "printer-is-shared",
1948 * "printer-make-and-model", "printer-state", "printer-state-change-time",
1949 * "printer-state-reasons", "printer-type", and "printer-uri-supported"
1950 * attributes as options.
1951 *
1952 * CUPS 1.4 adds the "marker-change-time", "marker-colors",
1953 * "marker-high-levels", "marker-levels", "marker-low-levels", "marker-message",
1954 * "marker-names", "marker-types", and "printer-commands" attributes as options.
1955 *
1956 * CUPS 2.2 adds accessible IPP printers to the list of destinations that can
1957 * be used. The "printer-uri-supported" option will be present for those IPP
1958 * printers that have been recently used.
2abf387c 1959 *
5a738aea
MS		 1960 * Use the @link cupsFreeDests@ function to free the destination list and
1961 * the @link cupsGetDest@ function to find a particular destination.
53af7f21
MS		 1962 *
1963 * @exclude all@
ef416fc2 1964 */
1965
1966int /* O - Number of destinations */
1967cupsGetDests(cups_dest_t **dests) /* O - Destinations */
1968{
3d052e43 1969 return (cupsGetDests2(CUPS_HTTP_DEFAULT, dests));
ef416fc2 1970}
1971
1972
1973/*
1974 * 'cupsGetDests2()' - Get the list of destinations from the specified server.
1975 *
ecdc0628 1976 * Starting with CUPS 1.2, the returned list of destinations include the
98d88c8d
MS		 1977 * "printer-info", "printer-is-accepting-jobs", "printer-is-shared",
1978 * "printer-make-and-model", "printer-state", "printer-state-change-time",
1979 * "printer-state-reasons", "printer-type", and "printer-uri-supported"
1980 * attributes as options.
1981 *
1982 * CUPS 1.4 adds the "marker-change-time", "marker-colors",
1983 * "marker-high-levels", "marker-levels", "marker-low-levels", "marker-message",
1984 * "marker-names", "marker-types", and "printer-commands" attributes as options.
1985 *
1986 * CUPS 2.2 adds accessible IPP printers to the list of destinations that can
1987 * be used. The "printer-uri-supported" option will be present for those IPP
1988 * printers that have been recently used.
ecdc0628 1989 *
5a738aea
MS		 1990 * Use the @link cupsFreeDests@ function to free the destination list and
1991 * the @link cupsGetDest@ function to find a particular destination.
2abf387c 1992 *
98d88c8d 1993 * @since CUPS 1.1.21/macOS 10.4@
ef416fc2 1994 */
1995
1996int /* O - Number of destinations */
568fa3fa 1997cupsGetDests2(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */
ef416fc2 1998 cups_dest_t **dests) /* O - Destinations */
1999{
7536de1a
MS		 2000 _cups_getdata_t data; /* Enumeration data */
2001 cups_dest_t *dest; /* Current destination */
ef416fc2 2002 const char *home; /* HOME environment variable */
b423cd4c 2003 char filename[1024]; /* Local ~/.cups/lpoptions file */
ef416fc2 2004 const char *defprinter; /* Default printer */
2005 char name[1024], /* Copy of printer name */
38e73f87
MS		 2006 *instance, /* Pointer to instance name */
2007 *user_default; /* User default printer */
ef416fc2 2008 int num_reals; /* Number of real queues */
2009 cups_dest_t *reals; /* Real queues */
3d052e43 2010 _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
ef416fc2 2011
2012
2013 /*
2014 * Range check the input...
2015 */
2016
3d052e43 2017 if (!dests)
1ff0402e 2018 {
cb7f98ee 2019 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad NULL dests pointer"), 1);
ef416fc2 2020 return (0);
c8fef167 2021 }
ef416fc2 2022
2023 /*
2024 * Grab the printers and classes...
2025 */
2026
7536de1a
MS		 2027 data.num_dests = 0;
2028 data.dests = NULL;
2029
f50db552 2030 cupsEnumDests(0, 1000, NULL, 0, 0, (cups_dest_cb_t)cups_get_cb, &data);
b19ccc9e 2031
cb7f98ee 2032 if (cupsLastError() >= IPP_STATUS_REDIRECTION_OTHER_SITE)
b19ccc9e 2033 {
7536de1a
MS		 2034 cupsFreeDests(data.num_dests, data.dests);
2035
b19ccc9e 2036 *dests = (cups_dest_t *)0;
7536de1a 2037
b19ccc9e
MS		 2038 return (0);
2039 }
ef416fc2 2040
2041 /*
2042 * Make a copy of the "real" queues for a later sanity check...
2043 */
2044
7536de1a 2045 if (data.num_dests > 0)
ef416fc2 2046 {
7536de1a 2047 num_reals = data.num_dests;
7e86f2f6 2048 reals = calloc((size_t)num_reals, sizeof(cups_dest_t));
ef416fc2 2049
2050 if (reals)
7536de1a 2051 memcpy(reals, data.dests, (size_t)num_reals * sizeof(cups_dest_t));
ef416fc2 2052 else
2053 num_reals = 0;
2054 }
2055 else
2056 {
2057 num_reals = 0;
2058 reals = NULL;
2059 }
2060
2061 /*
2062 * Grab the default destination...
2063 */
2064
38e73f87
MS		 2065 if ((user_default = _cupsUserDefault(name, sizeof(name))) != NULL)
2066 defprinter = name;
2067 else if ((defprinter = cupsGetDefault2(http)) != NULL)
2068 {
2069 strlcpy(name, defprinter, sizeof(name));
2070 defprinter = name;
2071 }
080811b1
MS		 2072
2073 if (defprinter)
ef416fc2 2074 {
2075 /*
38e73f87 2076 * Separate printer and instance name...
ef416fc2 2077 */
2078
ef416fc2 2079 if ((instance = strchr(name, '/')) != NULL)
2080 *instance++ = '\0';
2081
2082 /*
2083 * Lookup the printer and instance and make it the default...
2084 */
2085
7536de1a 2086 if ((dest = cupsGetDest(name, instance, data.num_dests, data.dests)) != NULL)
ef416fc2 2087 dest->is_default = 1;
2088 }
2089 else
ef416fc2 2090 instance = NULL;
ef416fc2 2091
2092 /*
b423cd4c 2093 * Load the /etc/cups/lpoptions and ~/.cups/lpoptions files...
ef416fc2 2094 */
2095
2096 snprintf(filename, sizeof(filename), "%s/lpoptions", cg->cups_serverroot);
7536de1a 2097 data.num_dests = cups_get_dests(filename, NULL, NULL, user_default != NULL, data.num_dests, &data.dests);
ef416fc2 2098
2099 if ((home = getenv("HOME")) != NULL)
2100 {
b423cd4c 2101 snprintf(filename, sizeof(filename), "%s/.cups/lpoptions", home);
b423cd4c 2102
7536de1a 2103 data.num_dests = cups_get_dests(filename, NULL, NULL, user_default != NULL, data.num_dests, &data.dests);
ef416fc2 2104 }
2105
2106 /*
2107 * Validate the current default destination - this prevents old
b423cd4c 2108 * Default lines in /etc/cups/lpoptions and ~/.cups/lpoptions from
ef416fc2 2109 * pointing to a non-existent printer or class...
2110 */
2111
2112 if (num_reals)
2113 {
2114 /*
2115 * See if we have a default printer...
2116 */
2117
7536de1a 2118 if ((dest = cupsGetDest(NULL, NULL, data.num_dests, data.dests)) != NULL)
ef416fc2 2119 {
2120 /*
2121 * Have a default; see if it is real...
2122 */
2123
5489ad43
MS		 2124 if (!cupsGetDest(dest->name, NULL, num_reals, reals))
2125 {
2126 /*
2127 * Remove the non-real printer from the list, since we don't want jobs
2128 * going to an unexpected printer... (<rdar://problem/14216472>)
2129 */
ef416fc2 2130
7536de1a 2131 data.num_dests = cupsRemoveDest(dest->name, dest->instance, data.num_dests, &data.dests);
5489ad43 2132 }
ef416fc2 2133 }
2134
2135 /*
2136 * Free memory...
2137 */
2138
2139 free(reals);
2140 }
2141
2142 /*
2143 * Return the number of destinations...
2144 */
2145
7536de1a
MS		 2146 *dests = data.dests;
2147
2148 if (data.num_dests > 0)
cb7f98ee 2149 _cupsSetError(IPP_STATUS_OK, NULL, 0);
1ff0402e 2150
7536de1a 2151 return (data.num_dests);
ef416fc2 2152}
2153
2154
a4924f6c
MS		 2155/*
2156 * 'cupsGetNamedDest()' - Get options for the named destination.
2157 *
2158 * This function is optimized for retrieving a single destination and should
98d88c8d
MS		 2159 * be used instead of @link cupsGetDests2@ and @link cupsGetDest@ when you
2160 * either know the name of the destination or want to print to the default
2161 * destination. If @code NULL@ is returned, the destination does not exist or
2162 * there is no default destination.
a4924f6c 2163 *
5a738aea
MS		 2164 * If "http" is @code CUPS_HTTP_DEFAULT@, the connection to the default print
2165 * server will be used.
a4924f6c 2166 *
5a738aea
MS		 2167 * If "name" is @code NULL@, the default printer for the current user will be
2168 * returned.
a4924f6c 2169 *
5a738aea
MS		 2170 * The returned destination must be freed using @link cupsFreeDests@ with a
2171 * "num_dests" value of 1.
a4924f6c 2172 *
8072030b 2173 * @since CUPS 1.4/macOS 10.6@
a4924f6c
MS		 2174 */
2175
5a738aea 2176cups_dest_t * /* O - Destination or @code NULL@ */
568fa3fa
MS		 2177cupsGetNamedDest(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */
2178 const char *name, /* I - Destination name or @code NULL@ for the default destination */
5a738aea 2179 const char *instance) /* I - Instance name or @code NULL@ */
a4924f6c
MS		 2180{
2181 cups_dest_t *dest; /* Destination */
2182 char filename[1024], /* Path to lpoptions */
2183 defname[256]; /* Default printer name */
2184 const char *home = getenv("HOME"); /* Home directory */
38e73f87 2185 int set_as_default = 0; /* Set returned destination as default */
cb7f98ee 2186 ipp_op_t op = IPP_OP_GET_PRINTER_ATTRIBUTES;
a4924f6c
MS		 2187 /* IPP operation to get server ops */
2188 _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
2189
2190
4a366251
MS		 2191 DEBUG_printf(("cupsGetNamedDest(http=%p, name=\"%s\", instance=\"%s\")", http, name, instance));
2192
a4924f6c
MS		 2193 /*
2194 * If "name" is NULL, find the default destination...
2195 */
2196
2197 if (!name)
2198 {
38e73f87
MS		 2199 set_as_default = 1;
2200 name = _cupsUserDefault(defname, sizeof(defname));
a4924f6c 2201
7cf5915e
MS		 2202 if (name)
2203 {
2204 char *ptr; /* Temporary pointer... */
2205
2206 if ((ptr = strchr(defname, '/')) != NULL)
2207 {
2208 *ptr++ = '\0';
2209 instance = ptr;
2210 }
2211 else
2212 instance = NULL;
2213 }
2214 else if (home)
a4924f6c
MS		 2215 {
2216 /*
2217 * No default in the environment, try the user's lpoptions files...
2218 */
2219
2220 snprintf(filename, sizeof(filename), "%s/.cups/lpoptions", home);
2221
5a6b583a 2222 name = cups_get_default(filename, defname, sizeof(defname), &instance);
a4924f6c
MS		 2223 }
2224
2225 if (!name)
2226 {
2227 /*
2228 * Still not there? Try the system lpoptions file...
2229 */
2230
2231 snprintf(filename, sizeof(filename), "%s/lpoptions",
2232 cg->cups_serverroot);
2233 name = cups_get_default(filename, defname, sizeof(defname), &instance);
2234 }
2235
2236 if (!name)
2237 {
2238 /*
2239 * No locally-set default destination, ask the server...
2240 */
2241
cb7f98ee 2242 op = IPP_OP_CUPS_GET_DEFAULT;
4a366251
MS		 2243
2244 DEBUG_puts("1cupsGetNamedDest: Asking server for default printer...");
a4924f6c 2245 }
4a366251
MS		 2246 else
2247 DEBUG_printf(("1cupsGetNamedDest: Using name=\"%s\"...", name));
a4924f6c
MS		 2248 }
2249
2250 /*
2251 * Get the printer's attributes...
2252 */
2253
f50db552 2254 if (!_cupsGetDests(http, op, name, &dest, 0, 0))
4a366251
MS		 2255 {
2256 if (name)
2257 {
2258 _cups_namedata_t data; /* Callback data */
2259
2260 DEBUG_puts("1cupsGetNamedDest: No queue found for printer, looking on network...");
2261
2262 data.name = name;
2263 data.dest = NULL;
2264
f50db552 2265 cupsEnumDests(0, 1000, NULL, 0, 0, (cups_dest_cb_t)cups_name_cb, &data);
4a366251
MS		 2266
2267 if (!data.dest)
2268 return (NULL);
2269
2270 dest = data.dest;
2271 }
2272 else
2273 return (NULL);
2274 }
2275
2276 DEBUG_printf(("1cupsGetNamedDest: Got dest=%p", dest));
a4924f6c
MS		 2277
2278 if (instance)
2279 dest->instance = _cupsStrAlloc(instance);
2280
38e73f87
MS		 2281 if (set_as_default)
2282 dest->is_default = 1;
2283
a4924f6c
MS		 2284 /*
2285 * Then add local options...
2286 */
2287
2288 snprintf(filename, sizeof(filename), "%s/lpoptions", cg->cups_serverroot);
38e73f87 2289 cups_get_dests(filename, name, instance, 1, 1, &dest);
a4924f6c
MS		 2290
2291 if (home)
2292 {
2293 snprintf(filename, sizeof(filename), "%s/.cups/lpoptions", home);
2294
38e73f87 2295 cups_get_dests(filename, name, instance, 1, 1, &dest);
a4924f6c
MS		 2296 }
2297
2298 /*
2299 * Return the result...
2300 */
2301
2302 return (dest);
2303}
2304
2305
f7deaa1a 2306/*
2307 * 'cupsRemoveDest()' - Remove a destination from the destination list.
2308 *
2309 * Removing a destination/instance does not delete the class or printer
2310 * queue, merely the lpoptions for that destination/instance. Use the
5a738aea
MS		 2311 * @link cupsSetDests@ or @link cupsSetDests2@ functions to save the new
2312 * options for the user.
f7deaa1a 2313 *
8072030b 2314 * @since CUPS 1.3/macOS 10.5@
f7deaa1a 2315 */
2316
2317int /* O - New number of destinations */
2318cupsRemoveDest(const char *name, /* I - Destination name */
5a738aea 2319 const char *instance, /* I - Instance name or @code NULL@ */
f7deaa1a 2320 int num_dests, /* I - Number of destinations */
2321 cups_dest_t **dests) /* IO - Destinations */
2322{
2323 int i; /* Index into destinations */
2324 cups_dest_t *dest; /* Pointer to destination */
2325
2326
2327 /*
2328 * Find the destination...
2329 */
2330
2331 if ((dest = cupsGetDest(name, instance, num_dests, *dests)) == NULL)
2332 return (num_dests);
2333
2334 /*
2335 * Free memory...
2336 */
2337
2e4ff8af
MS		 2338 _cupsStrFree(dest->name);
2339 _cupsStrFree(dest->instance);
f7deaa1a 2340 cupsFreeOptions(dest->num_options, dest->options);
2341
2342 /*
2343 * Remove the destination from the array...
2344 */
2345
2346 num_dests --;
2347
7e86f2f6 2348 i = (int)(dest - *dests);
f7deaa1a 2349
2350 if (i < num_dests)
7e86f2f6 2351 memmove(dest, dest + 1, (size_t)(num_dests - i) * sizeof(cups_dest_t));
f7deaa1a 2352
2353 return (num_dests);
2354}
2355
2356
2357/*
3d052e43 2358 * 'cupsSetDefaultDest()' - Set the default destination.
f7deaa1a 2359 *
8072030b 2360 * @since CUPS 1.3/macOS 10.5@
f7deaa1a 2361 */
2362
2363void
2364cupsSetDefaultDest(
2365 const char *name, /* I - Destination name */
5a738aea 2366 const char *instance, /* I - Instance name or @code NULL@ */
f7deaa1a 2367 int num_dests, /* I - Number of destinations */
2368 cups_dest_t *dests) /* I - Destinations */
2369{
2370 int i; /* Looping var */
2371 cups_dest_t *dest; /* Current destination */
2372
2373
2374 /*
2375 * Range check input...
2376 */
2377
2378 if (!name || num_dests <= 0 || !dests)
2379 return;
2380
2381 /*
2382 * Loop through the array and set the "is_default" flag for the matching
2383 * destination...
2384 */
2385
2386 for (i = num_dests, dest = dests; i > 0; i --, dest ++)
88f9aafc 2387 dest->is_default = !_cups_strcasecmp(name, dest->name) &&
f7deaa1a 2388 ((!instance && !dest->instance) ||
2389 (instance && dest->instance &&
88f9aafc 2390 !_cups_strcasecmp(instance, dest->instance)));
f7deaa1a 2391}
2392
2393
ef416fc2 2394/*
2395 * 'cupsSetDests()' - Save the list of destinations for the default server.
2396 *
2397 * This function saves the destinations to /etc/cups/lpoptions when run
b423cd4c 2398 * as root and ~/.cups/lpoptions when run as a normal user.
98d88c8d
MS		 2399 *
2400 * @exclude all@
ef416fc2 2401 */
2402
2403void
2404cupsSetDests(int num_dests, /* I - Number of destinations */
2405 cups_dest_t *dests) /* I - Destinations */
2406{
3d052e43 2407 cupsSetDests2(CUPS_HTTP_DEFAULT, num_dests, dests);
ef416fc2 2408}
2409
2410
2411/*
2412 * 'cupsSetDests2()' - Save the list of destinations for the specified server.
2413 *
2414 * This function saves the destinations to /etc/cups/lpoptions when run
b423cd4c 2415 * as root and ~/.cups/lpoptions when run as a normal user.
ef416fc2 2416 *
8072030b 2417 * @since CUPS 1.1.21/macOS 10.4@
ef416fc2 2418 */
2419
2420int /* O - 0 on success, -1 on error */
568fa3fa 2421cupsSetDests2(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */
ef416fc2 2422 int num_dests, /* I - Number of destinations */
2423 cups_dest_t *dests) /* I - Destinations */
2424{
2425 int i, j; /* Looping vars */
2426 int wrote; /* Wrote definition? */
2427 cups_dest_t *dest; /* Current destination */
2428 cups_option_t *option; /* Current option */
8ca02f3c 2429 _ipp_option_t *match; /* Matching attribute for option */
ef416fc2 2430 FILE *fp; /* File pointer */
b86bc4cf 2431#ifndef WIN32
ef416fc2 2432 const char *home; /* HOME environment variable */
b86bc4cf 2433#endif /* WIN32 */
ef416fc2 2434 char filename[1024]; /* lpoptions file */
2435 int num_temps; /* Number of temporary destinations */
82cc1f9a 2436 cups_dest_t *temps = NULL, /* Temporary destinations */
ef416fc2 2437 *temp; /* Current temporary dest */
2438 const char *val; /* Value of temporary option */
3d052e43 2439 _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
ef416fc2 2440
2441
2442 /*
2443 * Range check the input...
2444 */
2445
3d052e43 2446 if (!num_dests || !dests)
ef416fc2 2447 return (-1);
2448
2449 /*
2450 * Get the server destinations...
2451 */
2452
f50db552 2453 num_temps = _cupsGetDests(http, IPP_OP_CUPS_GET_PRINTERS, NULL, &temps, 0, 0);
426c6a59 2454
cb7f98ee 2455 if (cupsLastError() >= IPP_STATUS_REDIRECTION_OTHER_SITE)
426c6a59
MS		 2456 {
2457 cupsFreeDests(num_temps, temps);
2458 return (-1);
2459 }
ef416fc2 2460
2461 /*
2462 * Figure out which file to write to...
2463 */
2464
2465 snprintf(filename, sizeof(filename), "%s/lpoptions", cg->cups_serverroot);
2466
2467#ifndef WIN32
2468 if (getuid())
2469 {
2470 /*
2471 * Merge in server defaults...
2472 */
2473
38e73f87 2474 num_temps = cups_get_dests(filename, NULL, NULL, 0, num_temps, &temps);
ef416fc2 2475
2476 /*
2477 * Point to user defaults...
2478 */
2479
2480 if ((home = getenv("HOME")) != NULL)
b423cd4c 2481 {
b423cd4c 2482 /*
2483 * Create ~/.cups subdirectory...
2484 */
2485
2486 snprintf(filename, sizeof(filename), "%s/.cups", home);
2487 if (access(filename, 0))
2488 mkdir(filename, 0700);
2489
2490 snprintf(filename, sizeof(filename), "%s/.cups/lpoptions", home);
2491 }
ef416fc2 2492 }
2493#endif /* !WIN32 */
2494
2495 /*
2496 * Try to open the file...
2497 */
2498
2499 if ((fp = fopen(filename, "w")) == NULL)
2500 {
2501 cupsFreeDests(num_temps, temps);
2502 return (-1);
2503 }
2504
d6ae789d 2505#ifndef WIN32
2506 /*
2507 * Set the permissions to 0644 when saving to the /etc/cups/lpoptions
2508 * file...
2509 */
2510
2511 if (!getuid())
2512 fchmod(fileno(fp), 0644);
2513#endif /* !WIN32 */
2514
ef416fc2 2515 /*
2516 * Write each printer; each line looks like:
2517 *
2518 * Dest name[/instance] options
2519 * Default name[/instance] options
2520 */
2521
2522 for (i = num_dests, dest = dests; i > 0; i --, dest ++)
2523 if (dest->instance != NULL || dest->num_options != 0 || dest->is_default)
2524 {
2525 if (dest->is_default)
2526 {
2527 fprintf(fp, "Default %s", dest->name);
2528 if (dest->instance)
2529 fprintf(fp, "/%s", dest->instance);
2530
2531 wrote = 1;
2532 }
2533 else
2534 wrote = 0;
2535
2536 if ((temp = cupsGetDest(dest->name, dest->instance, num_temps, temps)) == NULL)
2537 temp = cupsGetDest(dest->name, NULL, num_temps, temps);
2538
2539 for (j = dest->num_options, option = dest->options; j > 0; j --, option ++)
2540 {
8ca02f3c 2541 /*
2542 * See if this option is a printer attribute; if so, skip it...
2543 */
2544
2545 if ((match = _ippFindOption(option->name)) != NULL &&
2546 match->group_tag == IPP_TAG_PRINTER)
2547 continue;
2548
ef416fc2 2549 /*
2550 * See if the server/global options match these; if so, don't
2551 * write 'em.
2552 */
2553
8ca02f3c 2554 if (temp &&
2555 (val = cupsGetOption(option->name, temp->num_options,
2556 temp->options)) != NULL &&
88f9aafc 2557 !_cups_strcasecmp(val, option->value))
8ca02f3c 2558 continue;
ef416fc2 2559
2560 /*
2561 * Options don't match, write to the file...
2562 */
2563
2564 if (!wrote)
2565 {
2566 fprintf(fp, "Dest %s", dest->name);
2567 if (dest->instance)
2568 fprintf(fp, "/%s", dest->instance);
2569 wrote = 1;
2570 }
88f9aafc 2571
ef416fc2 2572 if (option->value[0])
2573 {
8ca02f3c 2574 if (strchr(option->value, ' ') ||
2575 strchr(option->value, '\\') ||
2576 strchr(option->value, '\"') ||
2577 strchr(option->value, '\''))
2578 {
2579 /*
2580 * Quote the value...
2581 */
2582
2583 fprintf(fp, " %s=\"", option->name);
2584
2585 for (val = option->value; *val; val ++)
2586 {
2587 if (strchr("\"\'\\", *val))
2588 putc('\\', fp);
2589
2590 putc(*val, fp);
2591 }
2592
2593 putc('\"', fp);
2594 }
2595 else
2596 {
2597 /*
2598 * Store the literal value...
2599 */
2600
ef416fc2 2601 fprintf(fp, " %s=%s", option->name, option->value);
8ca02f3c 2602 }
ef416fc2 2603 }
2604 else
2605 fprintf(fp, " %s", option->name);
2606 }
2607
2608 if (wrote)
2609 fputs("\n", fp);
2610 }
2611
2612 /*
fa73b229 2613 * Free the temporary destinations and close the file...
ef416fc2 2614 */
2615
2616 cupsFreeDests(num_temps, temps);
2617
fa73b229 2618 fclose(fp);
2619
080811b1
MS		 2620#ifdef __APPLE__
2621 /*
2622 * Set the default printer for this location - this allows command-line
2623 * and GUI applications to share the same default destination...
2624 */
2625
2626 if ((dest = cupsGetDest(NULL, NULL, num_dests, dests)) != NULL)
f14324a7
MS		 2627 {
2628 CFStringRef name = CFStringCreateWithCString(kCFAllocatorDefault,
2629 dest->name,
2630 kCFStringEncodingUTF8);
2631 /* Default printer name */
2632
2633 if (name)
2634 {
2635 _cupsAppleSetDefaultPrinter(name);
2636 CFRelease(name);
2637 }
2638 }
080811b1
MS		 2639#endif /* __APPLE__ */
2640
fa73b229 2641#ifdef HAVE_NOTIFY_POST
ef416fc2 2642 /*
d4874933 2643 * Send a notification so that macOS applications can know about the
fa73b229 2644 * change, too.
ef416fc2 2645 */
2646
fa73b229 2647 notify_post("com.apple.printerListChange");
2648#endif /* HAVE_NOTIFY_POST */
ef416fc2 2649
2650 return (0);
2651}
2652
2653
38e73f87
MS		 2654/*
2655 * '_cupsUserDefault()' - Get the user default printer from environment
2656 * variables and location information.
2657 */
2658
2659char * /* O - Default printer or NULL */
2660_cupsUserDefault(char *name, /* I - Name buffer */
2661 size_t namesize) /* I - Size of name buffer */
2662{
2663 const char *env; /* LPDEST or PRINTER env variable */
2664#ifdef __APPLE__
f14324a7 2665 CFStringRef locprinter; /* Last printer as this location */
38e73f87
MS		 2666#endif /* __APPLE__ */
2667
2668
2669 if ((env = getenv("LPDEST")) == NULL)
2670 if ((env = getenv("PRINTER")) != NULL && !strcmp(env, "lp"))
2671 env = NULL;
2672
2673 if (env)
2674 {
2675 strlcpy(name, env, namesize);
2676 return (name);
2677 }
2678
2679#ifdef __APPLE__
2680 /*
2681 * Use location-based defaults if "use last printer" is selected in the
2682 * system preferences...
2683 */
2684
f14324a7 2685 if ((locprinter = _cupsAppleCopyDefaultPrinter()) != NULL)
38e73f87 2686 {
7e86f2f6 2687 CFStringGetCString(locprinter, name, (CFIndex)namesize, kCFStringEncodingUTF8);
f14324a7
MS		 2688 CFRelease(locprinter);
2689 }
38e73f87
MS		 2690 else
2691 name[0] = '\0';
2692
f14324a7 2693 DEBUG_printf(("1_cupsUserDefault: Returning \"%s\".", name));
38e73f87
MS		 2694
2695 return (*name ? name : NULL);
2696
2697#else
2698 /*
2699 * No location-based defaults on this platform...
2700 */
2701
2702 name[0] = '\0';
2703 return (NULL);
2704#endif /* __APPLE__ */
2705}
2706
2707
9688061e 2708#if _CUPS_LOCATION_DEFAULTS
06d4e77b
MS		 2709/*
2710 * 'appleCopyLocations()' - Copy the location history array.
2711 */
2712
2713static CFArrayRef /* O - Location array or NULL */
2714appleCopyLocations(void)
2715{
2716 CFArrayRef locations; /* Location array */
2717
2718
2719 /*
2720 * Look up the location array in the preferences...
2721 */
2722
f14324a7
MS		 2723 if ((locations = CFPreferencesCopyAppValue(kLastUsedPrintersKey,
2724 kCUPSPrintingPrefs)) == NULL)
06d4e77b
MS		 2725 return (NULL);
2726
2727 if (CFGetTypeID(locations) != CFArrayGetTypeID())
2728 {
2729 CFRelease(locations);
2730 return (NULL);
2731 }
2732
2733 return (locations);
2734}
2735
2736
749b1e90
MS		 2737/*
2738 * 'appleCopyNetwork()' - Get the network ID for the current location.
2739 */
2740
2741static CFStringRef /* O - Network ID */
2742appleCopyNetwork(void)
2743{
2744 SCDynamicStoreRef dynamicStore; /* System configuration data */
2745 CFStringRef key; /* Current network configuration key */
2746 CFDictionaryRef ip_dict; /* Network configuration data */
2747 CFStringRef network = NULL; /* Current network ID */
88f9aafc 2748
749b1e90 2749
f14324a7 2750 if ((dynamicStore = SCDynamicStoreCreate(NULL, CFSTR("libcups"), NULL,
749b1e90
MS		 2751 NULL)) != NULL)
2752 {
f14324a7
MS		 2753 /*
2754 * First use the IPv6 router address, if available, since that will generally
2755 * be a globally-unique link-local address.
2756 */
2757
749b1e90 2758 if ((key = SCDynamicStoreKeyCreateNetworkGlobalEntity(
f14324a7 2759 NULL, kSCDynamicStoreDomainState, kSCEntNetIPv6)) != NULL)
749b1e90
MS		 2760 {
2761 if ((ip_dict = SCDynamicStoreCopyValue(dynamicStore, key)) != NULL)
2762 {
2763 if ((network = CFDictionaryGetValue(ip_dict,
f14324a7 2764 kSCPropNetIPv6Router)) != NULL)
749b1e90
MS		 2765 CFRetain(network);
2766
2767 CFRelease(ip_dict);
2768 }
2769
2770 CFRelease(key);
2771 }
2772
f14324a7
MS		 2773 /*
2774 * If that doesn't work, try the IPv4 router address. This isn't as unique
2775 * and will likely be a 10.x.y.z or 192.168.y.z address...
2776 */
2777
2778 if (!network)
2779 {
2780 if ((key = SCDynamicStoreKeyCreateNetworkGlobalEntity(
2781 NULL, kSCDynamicStoreDomainState, kSCEntNetIPv4)) != NULL)
2782 {
2783 if ((ip_dict = SCDynamicStoreCopyValue(dynamicStore, key)) != NULL)
2784 {
2785 if ((network = CFDictionaryGetValue(ip_dict,
2786 kSCPropNetIPv4Router)) != NULL)
2787 CFRetain(network);
2788
2789 CFRelease(ip_dict);
2790 }
2791
2792 CFRelease(key);
2793 }
2794 }
2795
749b1e90
MS		 2796 CFRelease(dynamicStore);
2797 }
2798
2799 return (network);
2800}
9688061e 2801#endif /* _CUPS_LOCATION_DEFAULTS */
749b1e90
MS		 2802
2803
9688061e 2804#ifdef __APPLE__
426c6a59
MS		 2805/*
2806 * 'appleGetPaperSize()' - Get the default paper size.
2807 */
2808
5a9febac 2809static char * /* O - Default paper size */
d649be59
MS		 2810appleGetPaperSize(char *name, /* I - Paper size name buffer */
2811 size_t namesize) /* I - Size of buffer */
426c6a59 2812{
54afec33 2813 CFStringRef defaultPaperID; /* Default paper ID */
6961465f 2814 pwg_media_t *pwgmedia; /* PWG media size */
426c6a59
MS		 2815
2816
c8fef167 2817 defaultPaperID = _cupsAppleCopyDefaultPaperID();
426c6a59 2818 if (!defaultPaperID ||
557dde9f 2819 CFGetTypeID(defaultPaperID) != CFStringGetTypeID() ||
d649be59 2820 !CFStringGetCString(defaultPaperID, name, (CFIndex)namesize, kCFStringEncodingUTF8))
426c6a59 2821 name[0] = '\0';
6961465f 2822 else if ((pwgmedia = pwgMediaForLegacy(name)) != NULL)
c168a833 2823 strlcpy(name, pwgmedia->pwg, namesize);
426c6a59
MS		 2824
2825 if (defaultPaperID)
2826 CFRelease(defaultPaperID);
2827
2828 return (name);
2829}
9688061e 2830#endif /* __APPLE__ */
426c6a59
MS		 2831
2832
9688061e 2833#if _CUPS_LOCATION_DEFAULTS
080811b1
MS		 2834/*
2835 * 'appleGetPrinter()' - Get a printer from the history array.
2836 */
2837
2838static CFStringRef /* O - Printer name or NULL */
2839appleGetPrinter(CFArrayRef locations, /* I - Location array */
2840 CFStringRef network, /* I - Network name */
2841 CFIndex *locindex) /* O - Index in array */
2842{
2843 CFIndex i, /* Looping var */
2844 count; /* Number of locations */
2845 CFDictionaryRef location; /* Current location */
2846 CFStringRef locnetwork, /* Current network */
2847 locprinter; /* Current printer */
2848
2849
2850 for (i = 0, count = CFArrayGetCount(locations); i < count; i ++)
2851 if ((location = CFArrayGetValueAtIndex(locations, i)) != NULL &&
2852 CFGetTypeID(location) == CFDictionaryGetTypeID())
2853 {
2854 if ((locnetwork = CFDictionaryGetValue(location,
2855 kLocationNetworkKey)) != NULL &&
2856 CFGetTypeID(locnetwork) == CFStringGetTypeID() &&
2857 CFStringCompare(network, locnetwork, 0) == kCFCompareEqualTo &&
2858 (locprinter = CFDictionaryGetValue(location,
2859 kLocationPrinterIDKey)) != NULL &&
2860 CFGetTypeID(locprinter) == CFStringGetTypeID())
2861 {
2862 if (locindex)
2863 *locindex = i;
2864
2865 return (locprinter);
2866 }
2867 }
2868
2869 return (NULL);
2870}
9688061e 2871#endif /* _CUPS_LOCATION_DEFAULTS */
080811b1
MS		 2872
2873
426c6a59
MS		 2874/*
2875 * 'cups_add_dest()' - Add a destination to the array.
2876 *
2877 * Unlike cupsAddDest(), this function does not check for duplicates.
2878 */
2879
2880static cups_dest_t * /* O - New destination */
2881cups_add_dest(const char *name, /* I - Name of destination */
2882 const char *instance, /* I - Instance or NULL */
2883 int *num_dests, /* IO - Number of destinations */
2884 cups_dest_t **dests) /* IO - Destinations */
2885{
2886 int insert, /* Insertion point */
2887 diff; /* Result of comparison */
2888 cups_dest_t *dest; /* Destination pointer */
2889
2890
2891 /*
2892 * Add new destination...
2893 */
2894
2895 if (*num_dests == 0)
2896 dest = malloc(sizeof(cups_dest_t));
2897 else
7e86f2f6 2898 dest = realloc(*dests, sizeof(cups_dest_t) * (size_t)(*num_dests + 1));
426c6a59
MS		 2899
2900 if (!dest)
2901 return (NULL);
2902
2903 *dests = dest;
2904
2905 /*
2906 * Find where to insert the destination...
2907 */
2908
2909 if (*num_dests == 0)
2910 insert = 0;
2911 else
2912 {
2913 insert = cups_find_dest(name, instance, *num_dests, *dests, *num_dests - 1,
2914 &diff);
2915
2916 if (diff > 0)
2917 insert ++;
2918 }
2919
2920 /*
2921 * Move the array elements as needed...
2922 */
2923
2924 if (insert < *num_dests)
7e86f2f6 2925 memmove(*dests + insert + 1, *dests + insert, (size_t)(*num_dests - insert) * sizeof(cups_dest_t));
426c6a59
MS		 2926
2927 (*num_dests) ++;
2928
2929 /*
2930 * Initialize the destination...
2931 */
2932
2933 dest = *dests + insert;
2934 dest->name = _cupsStrAlloc(name);
2935 dest->instance = _cupsStrAlloc(instance);
2936 dest->is_default = 0;
2937 dest->num_options = 0;
2938 dest->options = (cups_option_t *)0;
2939
2940 return (dest);
2941}
2942
2943
9c80ffa2
MS		 2944# ifdef __BLOCKS__
2945/*
2946 * 'cups_block_cb()' - Enumeration callback for block API.
2947 */
2948
2949static int /* O - 1 to continue, 0 to stop */
2950cups_block_cb(
2951 cups_dest_block_t block, /* I - Block */
dcb445bc
MS		 2952 unsigned flags, /* I - Destination flags */
2953 cups_dest_t *dest) /* I - Destination */
9c80ffa2 2954{
dcb445bc 2955 return ((block)(flags, dest));
9c80ffa2
MS		 2956}
2957# endif /* __BLOCKS__ */
2958
2959
426c6a59
MS		 2960/*
2961 * 'cups_compare_dests()' - Compare two destinations.
2962 */
2963
2964static int /* O - Result of comparison */
2965cups_compare_dests(cups_dest_t *a, /* I - First destination */
2966 cups_dest_t *b) /* I - Second destination */
2967{
2968 int diff; /* Difference */
2969
2970
88f9aafc 2971 if ((diff = _cups_strcasecmp(a->name, b->name)) != 0)
426c6a59
MS		 2972 return (diff);
2973 else if (a->instance && b->instance)
88f9aafc 2974 return (_cups_strcasecmp(a->instance, b->instance));
426c6a59
MS		 2975 else
2976 return ((a->instance && !b->instance) - (!a->instance && b->instance));
2977}
2978
2979
a29fd7dd
MS		 2980#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
2981# ifdef HAVE_DNSSD
dcb445bc
MS		 2982/*
2983 * 'cups_dnssd_browse_cb()' - Browse for printers.
2984 */
2985
2986static void
2987cups_dnssd_browse_cb(
2988 DNSServiceRef sdRef, /* I - Service reference */
2989 DNSServiceFlags flags, /* I - Option flags */
2990 uint32_t interfaceIndex, /* I - Interface number */
2991 DNSServiceErrorType errorCode, /* I - Error, if any */
2992 const char *serviceName, /* I - Name of service/device */
2993 const char *regtype, /* I - Type of service */
2994 const char *replyDomain, /* I - Service domain */
2995 void *context) /* I - Enumeration data */
2996{
2997 _cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
2998 /* Enumeration data */
2999
3000
807315e6 3001 DEBUG_printf(("5cups_dnssd_browse_cb(sdRef=%p, flags=%x, interfaceIndex=%d, errorCode=%d, serviceName=\"%s\", regtype=\"%s\", replyDomain=\"%s\", context=%p)", (void *)sdRef, flags, interfaceIndex, errorCode, serviceName, regtype, replyDomain, context));
dcb445bc
MS		 3002
3003 /*
3004 * Don't do anything on error...
3005 */
3006
3007 if (errorCode != kDNSServiceErr_NoError)
3008 return;
3009
3010 /*
3011 * Get the device...
3012 */
3013
3014 cups_dnssd_get_device(data, serviceName, regtype, replyDomain);
3015}
3016
3017
a29fd7dd
MS		 3018# else /* HAVE_AVAHI */
3019/*
3020 * 'cups_dnssd_browse_cb()' - Browse for printers.
3021 */
3022
3023static void
3024cups_dnssd_browse_cb(
3025 AvahiServiceBrowser *browser, /* I - Browser */
3026 AvahiIfIndex interface, /* I - Interface index (unused) */
3027 AvahiProtocol protocol, /* I - Network protocol (unused) */
3028 AvahiBrowserEvent event, /* I - What happened */
3029 const char *name, /* I - Service name */
3030 const char *type, /* I - Registration type */
3031 const char *domain, /* I - Domain */
3032 AvahiLookupResultFlags flags, /* I - Flags */
3033 void *context) /* I - Devices array */
3034{
37e7e6e0 3035#ifdef DEBUG
a29fd7dd
MS		 3036 AvahiClient *client = avahi_service_browser_get_client(browser);
3037 /* Client information */
37e7e6e0 3038#endif /* DEBUG */
a29fd7dd
MS		 3039 _cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
3040 /* Enumeration data */
3041
3042
3043 (void)interface;
3044 (void)protocol;
3045 (void)context;
3046
657c5b5f
MS		 3047 DEBUG_printf(("cups_dnssd_browse_cb(..., name=\"%s\", type=\"%s\", domain=\"%s\", ...);", name, type, domain));
3048
a29fd7dd
MS		 3049 switch (event)
3050 {
3051 case AVAHI_BROWSER_FAILURE:
657c5b5f 3052 DEBUG_printf(("cups_dnssd_browse_cb: %s", avahi_strerror(avahi_client_errno(client))));
a29fd7dd
MS		 3053 avahi_simple_poll_quit(data->simple_poll);
3054 break;
3055
3056 case AVAHI_BROWSER_NEW:
3057 /*
3058 * This object is new on the network.
3059 */
3060
3061 if (flags & AVAHI_LOOKUP_RESULT_LOCAL)
3062 {
3063 /*
3064 * This comes from the local machine so ignore it.
3065 */
3066
657c5b5f 3067 DEBUG_printf(("cups_dnssd_browse_cb: Ignoring local service \"%s\".", name));
a29fd7dd
MS		 3068 }
3069 else
3070 {
3071 /*
3072 * Create a device entry for it if it doesn't yet exist.
3073 */
3074
3075 cups_dnssd_get_device(data, name, type, domain);
3076 }
3077 break;
3078
657c5b5f
MS		 3079 case AVAHI_BROWSER_REMOVE :
3080 case AVAHI_BROWSER_CACHE_EXHAUSTED :
3081 break;
3082
3083 case AVAHI_BROWSER_ALL_FOR_NOW :
3084 DEBUG_puts("cups_dnssd_browse_cb: ALL_FOR_NOW");
3085 data->browsers --;
a29fd7dd
MS		 3086 break;
3087 }
3088}
3089
3090
3091/*
3092 * 'cups_dnssd_client_cb()' - Avahi client callback function.
3093 */
3094
3095static void
3096cups_dnssd_client_cb(
3097 AvahiClient *client, /* I - Client information (unused) */
3098 AvahiClientState state, /* I - Current state */
3099 void *context) /* I - User data (unused) */
3100{
3101 _cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
3102 /* Enumeration data */
3103
3104
3105 (void)client;
3106
657c5b5f
MS		 3107 DEBUG_printf(("cups_dnssd_client_cb(client=%p, state=%d, context=%p)", client, state, context));
3108
a29fd7dd
MS		 3109 /*
3110 * If the connection drops, quit.
3111 */
3112
3113 if (state == AVAHI_CLIENT_FAILURE)
3114 {
3115 DEBUG_puts("cups_dnssd_client_cb: Avahi connection failed.");
3116 avahi_simple_poll_quit(data->simple_poll);
3117 }
3118}
3119# endif /* HAVE_DNSSD */
3120
3121
dcb445bc
MS		 3122/*
3123 * 'cups_dnssd_compare_device()' - Compare two devices.
3124 */
3125
3126static int /* O - Result of comparison */
3127cups_dnssd_compare_devices(
3128 _cups_dnssd_device_t *a, /* I - First device */
3129 _cups_dnssd_device_t *b) /* I - Second device */
3130{
3131 return (strcmp(a->dest.name, b->dest.name));
3132}
3133
3134
3135/*
3136 * 'cups_dnssd_free_device()' - Free the memory used by a device.
3137 */
3138
3139static void
3140cups_dnssd_free_device(
3141 _cups_dnssd_device_t *device, /* I - Device */
3142 _cups_dnssd_data_t *data) /* I - Enumeration data */
3143{
807315e6 3144 DEBUG_printf(("5cups_dnssd_free_device(device=%p(%s), data=%p)", (void *)device, device->dest.name, (void *)data));
dcb445bc 3145
a29fd7dd 3146# ifdef HAVE_DNSSD
dcb445bc
MS		 3147 if (device->ref)
3148 DNSServiceRefDeallocate(device->ref);
a29fd7dd
MS		 3149# else /* HAVE_AVAHI */
3150 if (device->ref)
3151 avahi_record_browser_free(device->ref);
3152# endif /* HAVE_DNSSD */
dcb445bc
MS		 3153
3154 _cupsStrFree(device->domain);
3155 _cupsStrFree(device->fullName);
3156 _cupsStrFree(device->regtype);
3157 _cupsStrFree(device->dest.name);
3158
3159 cupsFreeOptions(device->dest.num_options, device->dest.options);
3160
3161 free(device);
3162}
3163
3164
3165/*
3166 * 'cups_dnssd_get_device()' - Lookup a device and create it as needed.
3167 */
3168
3169static _cups_dnssd_device_t * /* O - Device */
3170cups_dnssd_get_device(
3171 _cups_dnssd_data_t *data, /* I - Enumeration data */
3172 const char *serviceName, /* I - Service name */
3173 const char *regtype, /* I - Registration type */
3174 const char *replyDomain) /* I - Domain name */
3175{
3176 _cups_dnssd_device_t key, /* Search key */
3177 *device; /* Device */
a2187a63 3178 char fullName[kDNSServiceMaxDomainName],
dcb445bc 3179 /* Full name for query */
a2187a63 3180 name[128]; /* Queue name */
dcb445bc
MS		 3181
3182
807315e6 3183 DEBUG_printf(("5cups_dnssd_get_device(data=%p, serviceName=\"%s\", regtype=\"%s\", replyDomain=\"%s\")", (void *)data, serviceName, regtype, replyDomain));
dcb445bc
MS		 3184
3185 /*
3186 * See if this is an existing device...
3187 */
3188
efa72f61 3189 cups_queue_name(name, serviceName, sizeof(name));
a2187a63
MS		 3190
3191 key.dest.name = name;
dcb445bc
MS		 3192
3193 if ((device = cupsArrayFind(data->devices, &key)) != NULL)
3194 {
3195 /*
3196 * Yes, see if we need to do anything with this...
3197 */
3198
3199 int update = 0; /* Non-zero if we need to update */
3200
3201 if (!_cups_strcasecmp(replyDomain, "local.") &&
3202 _cups_strcasecmp(device->domain, replyDomain))
3203 {
3204 /*
3205 * Update the "global" listing to use the .local domain name instead.
3206 */
3207
3208 _cupsStrFree(device->domain);
3209 device->domain = _cupsStrAlloc(replyDomain);
3210
3211 DEBUG_printf(("6cups_dnssd_get_device: Updating '%s' to use local "
3212 "domain.", device->dest.name));
3213
3214 update = 1;
3215 }
3216
3217 if (!_cups_strcasecmp(regtype, "_ipps._tcp") &&
3218 _cups_strcasecmp(device->regtype, regtype))
3219 {
3220 /*
3221 * Prefer IPPS over IPP.
3222 */
3223
3224 _cupsStrFree(device->regtype);
3225 device->regtype = _cupsStrAlloc(regtype);
3226
3227 DEBUG_printf(("6cups_dnssd_get_device: Updating '%s' to use IPPS.",
3228 device->dest.name));
3229
3230 update = 1;
3231 }
3232
3233 if (!update)
3234 {
3235 DEBUG_printf(("6cups_dnssd_get_device: No changes to '%s'.",
3236 device->dest.name));
3237 return (device);
3238 }
3239 }
3240 else
3241 {
3242 /*
3243 * No, add the device...
3244 */
3245
3246 DEBUG_printf(("6cups_dnssd_get_device: Adding '%s' for %s with domain "
3247 "'%s'.", serviceName,
3248 !strcmp(regtype, "_ipps._tcp") ? "IPPS" : "IPP",
3249 replyDomain));
3250
3251 device = calloc(sizeof(_cups_dnssd_device_t), 1);
a2187a63 3252 device->dest.name = _cupsStrAlloc(name);
dcb445bc
MS		 3253 device->domain = _cupsStrAlloc(replyDomain);
3254 device->regtype = _cupsStrAlloc(regtype);
3255
a2187a63
MS		 3256 device->dest.num_options = cupsAddOption("printer-info", serviceName, 0, &device->dest.options);
3257
dcb445bc
MS		 3258 cupsArrayAdd(data->devices, device);
3259 }
3260
3261 /*
3262 * Set the "full name" of this service, which is used for queries...
3263 */
3264
a29fd7dd 3265# ifdef HAVE_DNSSD
a2187a63 3266 DNSServiceConstructFullName(fullName, serviceName, regtype, replyDomain);
a29fd7dd 3267# else /* HAVE_AVAHI */
a2187a63 3268 avahi_service_name_join(fullName, kDNSServiceMaxDomainName, serviceName, regtype, replyDomain);
a29fd7dd
MS		 3269# endif /* HAVE_DNSSD */
3270
dcb445bc
MS		 3271 _cupsStrFree(device->fullName);
3272 device->fullName = _cupsStrAlloc(fullName);
3273
3274 if (device->ref)
3275 {
a29fd7dd 3276# ifdef HAVE_DNSSD
dcb445bc 3277 DNSServiceRefDeallocate(device->ref);
a29fd7dd
MS		 3278# else /* HAVE_AVAHI */
3279 avahi_record_browser_free(device->ref);
3280# endif /* HAVE_DNSSD */
3281
dcb445bc
MS		 3282 device->ref = 0;
3283 }
3284
3285 if (device->state == _CUPS_DNSSD_ACTIVE)
3286 {
a2187a63
MS		 3287 DEBUG_printf(("6cups_dnssd_get_device: Remove callback for \"%s\".", device->dest.name));
3288
dcb445bc
MS		 3289 (*data->cb)(data->user_data, CUPS_DEST_FLAGS_REMOVED, &device->dest);
3290 device->state = _CUPS_DNSSD_NEW;
3291 }
3292
3293 return (device);
3294}
3295
3296
a29fd7dd 3297# ifdef HAVE_DNSSD
dcb445bc
MS		 3298/*
3299 * 'cups_dnssd_local_cb()' - Browse for local printers.
3300 */
3301
3302static void
3303cups_dnssd_local_cb(
3304 DNSServiceRef sdRef, /* I - Service reference */
3305 DNSServiceFlags flags, /* I - Option flags */
3306 uint32_t interfaceIndex, /* I - Interface number */
3307 DNSServiceErrorType errorCode, /* I - Error, if any */
3308 const char *serviceName, /* I - Name of service/device */
3309 const char *regtype, /* I - Type of service */
3310 const char *replyDomain, /* I - Service domain */
3311 void *context) /* I - Devices array */
3312{
3313 _cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
3314 /* Enumeration data */
3315 _cups_dnssd_device_t *device; /* Device */
3316
3317
807315e6 3318 DEBUG_printf(("5cups_dnssd_local_cb(sdRef=%p, flags=%x, interfaceIndex=%d, errorCode=%d, serviceName=\"%s\", regtype=\"%s\", replyDomain=\"%s\", context=%p)", (void *)sdRef, flags, interfaceIndex, errorCode, serviceName, regtype, replyDomain, context));
dcb445bc
MS		 3319
3320 /*
3321 * Only process "add" data...
3322 */
3323
3324 if (errorCode != kDNSServiceErr_NoError || !(flags & kDNSServiceFlagsAdd))
3325 return;
3326
3327 /*
3328 * Get the device...
3329 */
3330
3331 device = cups_dnssd_get_device(data, serviceName, regtype, replyDomain);
3332
3333 /*
3334 * Hide locally-registered devices...
3335 */
3336
3337 DEBUG_printf(("6cups_dnssd_local_cb: Hiding local printer '%s'.",
3338 serviceName));
3339
3340 if (device->ref)
3341 {
3342 DNSServiceRefDeallocate(device->ref);
3343 device->ref = 0;
3344 }
3345
3346 if (device->state == _CUPS_DNSSD_ACTIVE)
a2187a63
MS		 3347 {
3348 DEBUG_printf(("6cups_dnssd_local_cb: Remove callback for \"%s\".", device->dest.name));
dcb445bc 3349 (*data->cb)(data->user_data, CUPS_DEST_FLAGS_REMOVED, &device->dest);
a2187a63 3350 }
dcb445bc
MS		 3351
3352 device->state = _CUPS_DNSSD_LOCAL;
3353}
a29fd7dd
MS		 3354# endif /* HAVE_DNSSD */
3355
3356
3357# ifdef HAVE_AVAHI
3358/*
3359 * 'cups_dnssd_poll_cb()' - Wait for input on the specified file descriptors.
3360 *
3361 * Note: This function is needed because avahi_simple_poll_iterate is broken
3362 * and always uses a timeout of 0 (!) milliseconds.
3363 * (Avahi Ticket #364)
53af7f21
MS		 3364 *
3365 * @private@
a29fd7dd
MS		 3366 */
3367
3368static int /* O - Number of file descriptors matching */
3369cups_dnssd_poll_cb(
3370 struct pollfd *pollfds, /* I - File descriptors */
3371 unsigned int num_pollfds, /* I - Number of file descriptors */
3372 int timeout, /* I - Timeout in milliseconds (unused) */
3373 void *context) /* I - User data (unused) */
3374{
3375 _cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
3376 /* Enumeration data */
3377 int val; /* Return value */
3378
3379
657c5b5f
MS		 3380 DEBUG_printf(("cups_dnssd_poll_cb(pollfds=%p, num_pollfds=%d, timeout=%d, context=%p)", pollfds, num_pollfds, timeout, context));
3381
a29fd7dd
MS		 3382 (void)timeout;
3383
3fae3b33 3384 val = poll(pollfds, num_pollfds, _CUPS_DNSSD_MAXTIME);
657c5b5f
MS		 3385
3386 DEBUG_printf(("cups_dnssd_poll_cb: poll() returned %d", val));
a29fd7dd
MS		 3387
3388 if (val < 0)
3389 {
3390 DEBUG_printf(("cups_dnssd_poll_cb: %s", strerror(errno)));
3391 }
3392 else if (val > 0)
657c5b5f 3393 {
a29fd7dd 3394 data->got_data = 1;
657c5b5f 3395 }
a29fd7dd
MS		 3396
3397 return (val);
3398}
3399# endif /* HAVE_AVAHI */
dcb445bc
MS		 3400
3401
3402/*
3403 * 'cups_dnssd_query_cb()' - Process query data.
3404 */
3405
a29fd7dd 3406# ifdef HAVE_DNSSD
dcb445bc
MS		 3407static void
3408cups_dnssd_query_cb(
3409 DNSServiceRef sdRef, /* I - Service reference */
3410 DNSServiceFlags flags, /* I - Data flags */
3411 uint32_t interfaceIndex, /* I - Interface */
3412 DNSServiceErrorType errorCode, /* I - Error, if any */
3413 const char *fullName, /* I - Full service name */
3414 uint16_t rrtype, /* I - Record type */
3415 uint16_t rrclass, /* I - Record class */
3416 uint16_t rdlen, /* I - Length of record data */
3417 const void *rdata, /* I - Record data */
3418 uint32_t ttl, /* I - Time-to-live */
3419 void *context) /* I - Enumeration data */
3420{
a29fd7dd
MS		 3421# else /* HAVE_AVAHI */
3422static void
3423cups_dnssd_query_cb(
3424 AvahiRecordBrowser *browser, /* I - Record browser */
3425 AvahiIfIndex interfaceIndex,
3426 /* I - Interface index (unused) */
3427 AvahiProtocol protocol, /* I - Network protocol (unused) */
3428 AvahiBrowserEvent event, /* I - What happened? */
3429 const char *fullName, /* I - Service name */
3430 uint16_t rrclass, /* I - Record class */
3431 uint16_t rrtype, /* I - Record type */
3432 const void *rdata, /* I - TXT record */
3433 size_t rdlen, /* I - Length of TXT record */
3434 AvahiLookupResultFlags flags, /* I - Flags */
3435 void *context) /* I - Enumeration data */
3436{
37e7e6e0 3437# ifdef DEBUG
a29fd7dd
MS		 3438 AvahiClient *client = avahi_record_browser_get_client(browser);
3439 /* Client information */
37e7e6e0 3440# endif /* DEBUG */
a29fd7dd 3441# endif /* HAVE_DNSSD */
dcb445bc
MS		 3442 _cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
3443 /* Enumeration data */
a2187a63
MS		 3444 char serviceName[256],/* Service name */
3445 name[128], /* Queue name */
dcb445bc
MS		 3446 *ptr; /* Pointer into string */
3447 _cups_dnssd_device_t dkey, /* Search key */
3448 *device; /* Device */
3449
3450
a29fd7dd 3451# ifdef HAVE_DNSSD
807315e6 3452 DEBUG_printf(("5cups_dnssd_query_cb(sdRef=%p, flags=%x, interfaceIndex=%d, errorCode=%d, fullName=\"%s\", rrtype=%u, rrclass=%u, rdlen=%u, rdata=%p, ttl=%u, context=%p)", (void *)sdRef, flags, interfaceIndex, errorCode, fullName, rrtype, rrclass, rdlen, rdata, ttl, context));
dcb445bc
MS		 3453
3454 /*
3455 * Only process "add" data...
3456 */
3457
3458 if (errorCode != kDNSServiceErr_NoError || !(flags & kDNSServiceFlagsAdd))
3459 return;
3460
a29fd7dd 3461# else /* HAVE_AVAHI */
657c5b5f 3462 DEBUG_printf(("cups_dnssd_query_cb(browser=%p, interfaceIndex=%d, protocol=%d, event=%d, fullName=\"%s\", rrclass=%u, rrtype=%u, rdata=%p, rdlen=%u, flags=%x, context=%p)", browser, interfaceIndex, protocol, event, fullName, rrclass, rrtype, rdata, (unsigned)rdlen, flags, context));
a29fd7dd
MS		 3463
3464 /*
3465 * Only process "add" data...
3466 */
3467
3468 if (event != AVAHI_BROWSER_NEW)
3469 {
3470 if (event == AVAHI_BROWSER_FAILURE)
657c5b5f 3471 DEBUG_printf(("cups_dnssd_query_cb: %s", avahi_strerror(avahi_client_errno(client))));
a29fd7dd
MS		 3472
3473 return;
3474 }
3475# endif /* HAVE_DNSSD */
3476
dcb445bc
MS		 3477 /*
3478 * Lookup the service in the devices array.
3479 */
3480
a2187a63 3481 cups_dnssd_unquote(serviceName, fullName, sizeof(serviceName));
dcb445bc 3482
a2187a63 3483 if ((ptr = strstr(serviceName, "._")) != NULL)
dcb445bc
MS		 3484 *ptr = '\0';
3485
efa72f61 3486 cups_queue_name(name, serviceName, sizeof(name));
a2187a63
MS		 3487
3488 dkey.dest.name = name;
3489
3490 if ((device = cupsArrayFind(data->devices, &dkey)) != NULL && device->state == _CUPS_DNSSD_NEW)
dcb445bc
MS		 3491 {
3492 /*
a29fd7dd 3493 * Found it, pull out the make and model from the TXT record and save it...
dcb445bc
MS		 3494 */
3495
3496 const uint8_t *txt, /* Pointer into data */
3497 *txtnext, /* Next key/value pair */
3498 *txtend; /* End of entire TXT record */
3499 uint8_t txtlen; /* Length of current key/value pair */
3500 char key[256], /* Key string */
3501 value[256], /* Value string */
3502 make_and_model[512],
3503 /* Manufacturer and model */
3504 model[256], /* Model */
3505 uriname[1024], /* Name for URI */
3506 uri[1024]; /* Printer URI */
f50db552 3507 cups_ptype_t type = CUPS_PRINTER_DISCOVERED | CUPS_PRINTER_BW;
a29fd7dd
MS		 3508 /* Printer type */
3509 int saw_printer_type = 0;
3510 /* Did we see a printer-type key? */
dcb445bc
MS		 3511
3512 device->state = _CUPS_DNSSD_PENDING;
3513 make_and_model[0] = '\0';
dcb445bc 3514
5a9febac 3515 strlcpy(model, "Unknown", sizeof(model));
dcb445bc
MS		 3516
3517 for (txt = rdata, txtend = txt + rdlen;
3518 txt < txtend;
3519 txt = txtnext)
3520 {
3521 /*
3522 * Read a key/value pair starting with an 8-bit length. Since the
3523 * length is 8 bits and the size of the key/value buffers is 256, we
3524 * don't need to check for overflow...
3525 */
3526
3527 txtlen = *txt++;
3528
3529 if (!txtlen || (txt + txtlen) > txtend)
3530 break;
3531
3532 txtnext = txt + txtlen;
3533
3534 for (ptr = key; txt < txtnext && *txt != '='; txt ++)
7e86f2f6 3535 *ptr++ = (char)*txt;
dcb445bc
MS		 3536 *ptr = '\0';
3537
3538 if (txt < txtnext && *txt == '=')
3539 {
3540 txt ++;
3541
3542 if (txt < txtnext)
07623986 3543 memcpy(value, txt, (size_t)(txtnext - txt));
dcb445bc
MS		 3544 value[txtnext - txt] = '\0';
3545
3546 DEBUG_printf(("6cups_dnssd_query_cb: %s=%s", key, value));
3547 }
3548 else
3549 {
3550 DEBUG_printf(("6cups_dnssd_query_cb: '%s' with no value.", key));
3551 continue;
3552 }
3553
3554 if (!_cups_strcasecmp(key, "usb_MFG") ||
3555 !_cups_strcasecmp(key, "usb_MANU") ||
3556 !_cups_strcasecmp(key, "usb_MANUFACTURER"))
5a9febac 3557 strlcpy(make_and_model, value, sizeof(make_and_model));
dcb445bc
MS		 3558 else if (!_cups_strcasecmp(key, "usb_MDL") ||
3559 !_cups_strcasecmp(key, "usb_MODEL"))
5a9febac 3560 strlcpy(model, value, sizeof(model));
dcb445bc
MS		 3561 else if (!_cups_strcasecmp(key, "product") && !strstr(value, "Ghostscript"))
3562 {
3563 if (value[0] == '(')
3564 {
3565 /*
3566 * Strip parenthesis...
3567 */
3568
3569 if ((ptr = value + strlen(value) - 1) > value && *ptr == ')')
3570 *ptr = '\0';
3571
5a9febac 3572 strlcpy(model, value + 1, sizeof(model));
dcb445bc
MS		 3573 }
3574 else
5a9febac 3575 strlcpy(model, value, sizeof(model));
dcb445bc
MS		 3576 }
3577 else if (!_cups_strcasecmp(key, "ty"))
3578 {
5a9febac 3579 strlcpy(model, value, sizeof(model));
dcb445bc
MS		 3580
3581 if ((ptr = strchr(model, ',')) != NULL)
3582 *ptr = '\0';
3583 }
a29fd7dd
MS		 3584 else if (!_cups_strcasecmp(key, "note"))
3585 device->dest.num_options = cupsAddOption("printer-location", value,
3586 device->dest.num_options,
3587 &device->dest.options);
3588 else if (!_cups_strcasecmp(key, "pdl"))
3589 {
3590 /*
3591 * Look for PDF-capable printers; only PDF-capable printers are shown.
3592 */
3593
3594 const char *start, *next; /* Pointer into value */
46385a1a
MS		 3595 int have_pdf = 0, /* Have PDF? */
3596 have_raster = 0;/* Have raster format support? */
a29fd7dd
MS		 3597
3598 for (start = value; start && *start; start = next)
3599 {
46385a1a 3600 if (!_cups_strncasecmp(start, "application/pdf", 15) && (!start[15] || start[15] == ','))
a29fd7dd
MS		 3601 {
3602 have_pdf = 1;
3603 break;
3604 }
46385a1a
MS		 3605 else if ((!_cups_strncasecmp(start, "image/pwg-raster", 16) && (!start[16] || start[16] == ',')) ||
3606 (!_cups_strncasecmp(start, "image/urf", 9) && (!start[9] || start[9] == ',')))
3607 {
3608 have_raster = 1;
3609 break;
3610 }
a29fd7dd
MS		 3611
3612 if ((next = strchr(start, ',')) != NULL)
3613 next ++;
3614 }
3615
46385a1a 3616 if (!have_pdf && !have_raster)
a29fd7dd
MS		 3617 device->state = _CUPS_DNSSD_INCOMPATIBLE;
3618 }
dcb445bc
MS		 3619 else if (!_cups_strcasecmp(key, "printer-type"))
3620 {
a29fd7dd
MS		 3621 /*
3622 * Value is either NNNN or 0xXXXX
3623 */
3624
3625 saw_printer_type = 1;
f50db552 3626 type = (cups_ptype_t)strtol(value, NULL, 0) | CUPS_PRINTER_DISCOVERED;
a29fd7dd
MS		 3627 }
3628 else if (!saw_printer_type)
3629 {
3630 if (!_cups_strcasecmp(key, "air") &&
3631 !_cups_strcasecmp(value, "t"))
3632 type |= CUPS_PRINTER_AUTHENTICATED;
3633 else if (!_cups_strcasecmp(key, "bind") &&
3634 !_cups_strcasecmp(value, "t"))
3635 type |= CUPS_PRINTER_BIND;
3636 else if (!_cups_strcasecmp(key, "collate") &&
3637 !_cups_strcasecmp(value, "t"))
3638 type |= CUPS_PRINTER_COLLATE;
3639 else if (!_cups_strcasecmp(key, "color") &&
3640 !_cups_strcasecmp(value, "t"))
3641 type |= CUPS_PRINTER_COLOR;
3642 else if (!_cups_strcasecmp(key, "copies") &&
3643 !_cups_strcasecmp(value, "t"))
3644 type |= CUPS_PRINTER_COPIES;
3645 else if (!_cups_strcasecmp(key, "duplex") &&
3646 !_cups_strcasecmp(value, "t"))
3647 type |= CUPS_PRINTER_DUPLEX;
3648 else if (!_cups_strcasecmp(key, "fax") &&
3649 !_cups_strcasecmp(value, "t"))
3650 type |= CUPS_PRINTER_MFP;
3651 else if (!_cups_strcasecmp(key, "papercustom") &&
3652 !_cups_strcasecmp(value, "t"))
3653 type |= CUPS_PRINTER_VARIABLE;
3654 else if (!_cups_strcasecmp(key, "papermax"))
3655 {
3656 if (!_cups_strcasecmp(value, "legal-a4"))
3657 type |= CUPS_PRINTER_SMALL;
3658 else if (!_cups_strcasecmp(value, "isoc-a2"))
3659 type |= CUPS_PRINTER_MEDIUM;
3660 else if (!_cups_strcasecmp(value, ">isoc-a2"))
3661 type |= CUPS_PRINTER_LARGE;
3662 }
3663 else if (!_cups_strcasecmp(key, "punch") &&
3664 !_cups_strcasecmp(value, "t"))
3665 type |= CUPS_PRINTER_PUNCH;
3666 else if (!_cups_strcasecmp(key, "scan") &&
3667 !_cups_strcasecmp(value, "t"))
3668 type |= CUPS_PRINTER_MFP;
3669 else if (!_cups_strcasecmp(key, "sort") &&
3670 !_cups_strcasecmp(value, "t"))
3671 type |= CUPS_PRINTER_SORT;
3672 else if (!_cups_strcasecmp(key, "staple") &&
3673 !_cups_strcasecmp(value, "t"))
3674 type |= CUPS_PRINTER_STAPLE;
dcb445bc
MS		 3675 }
3676 }
3677
3678 /*
a29fd7dd 3679 * Save the printer-xxx values...
dcb445bc
MS		 3680 */
3681
3682 if (make_and_model[0])
3683 {
3684 strlcat(make_and_model, " ", sizeof(make_and_model));
3685 strlcat(make_and_model, model, sizeof(make_and_model));
3686
46385a1a 3687 device->dest.num_options = cupsAddOption("printer-make-and-model", make_and_model, device->dest.num_options, &device->dest.options);
dcb445bc
MS		 3688 }
3689 else
46385a1a 3690 device->dest.num_options = cupsAddOption("printer-make-and-model", model, device->dest.num_options, &device->dest.options);
dcb445bc 3691
a29fd7dd
MS		 3692 device->type = type;
3693 snprintf(value, sizeof(value), "%u", type);
46385a1a 3694 device->dest.num_options = cupsAddOption("printer-type", value, device->dest.num_options, &device->dest.options);
a29fd7dd 3695
dcb445bc
MS		 3696 /*
3697 * Save the URI...
3698 */
3699
3700 cups_dnssd_unquote(uriname, device->fullName, sizeof(uriname));
3701 httpAssembleURI(HTTP_URI_CODING_ALL, uri, sizeof(uri),
3702 !strcmp(device->regtype, "_ipps._tcp") ? "ipps" : "ipp",
a29fd7dd 3703 NULL, uriname, 0, saw_printer_type ? "/cups" : "/");
dcb445bc 3704
46385a1a 3705 DEBUG_printf(("6cups_dnssd_query: device-uri=\"%s\"", uri));
dcb445bc 3706
46385a1a 3707 device->dest.num_options = cupsAddOption("device-uri", uri, device->dest.num_options, &device->dest.options);
dcb445bc
MS		 3708 }
3709 else
3710 DEBUG_printf(("6cups_dnssd_query: Ignoring TXT record for '%s'.",
3711 fullName));
3712}
3713
3714
3715/*
3716 * 'cups_dnssd_resolve()' - Resolve a Bonjour printer URI.
3717 */
3718
3719static const char * /* O - Resolved URI or NULL */
3720cups_dnssd_resolve(
3721 cups_dest_t *dest, /* I - Destination */
3722 const char *uri, /* I - Current printer URI */
3723 int msec, /* I - Time in milliseconds */
3724 int *cancel, /* I - Pointer to "cancel" variable */
3725 cups_dest_cb_t cb, /* I - Callback */
3726 void *user_data) /* I - User data for callback */
3727{
3728 char tempuri[1024]; /* Temporary URI buffer */
3729 _cups_dnssd_resolve_t resolve; /* Resolve data */
3730
3731
3732 /*
3733 * Resolve the URI...
3734 */
3735
3736 resolve.cancel = cancel;
3737 gettimeofday(&resolve.end_time, NULL);
3738 if (msec > 0)
3739 {
3740 resolve.end_time.tv_sec += msec / 1000;
3741 resolve.end_time.tv_usec += (msec % 1000) * 1000;
3742
3743 while (resolve.end_time.tv_usec >= 1000000)
3744 {
3745 resolve.end_time.tv_sec ++;
3746 resolve.end_time.tv_usec -= 1000000;
3747 }
3748 }
3749 else
3750 resolve.end_time.tv_sec += 75;
3751
3752 if (cb)
4db7fcee 3753 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_RESOLVING, dest);
dcb445bc 3754
c585706d 3755 if ((uri = _httpResolveURI(uri, tempuri, sizeof(tempuri), _HTTP_RESOLVE_DEFAULT, cups_dnssd_resolve_cb, &resolve)) == NULL)
dcb445bc 3756 {
f5f2e19e 3757 _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Unable to resolve printer-uri."), 1);
dcb445bc
MS		 3758
3759 if (cb)
46385a1a 3760 (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR, dest);
dcb445bc
MS		 3761
3762 return (NULL);
3763 }
3764
3765 /*
3766 * Save the resolved URI...
3767 */
3768
46385a1a 3769 dest->num_options = cupsAddOption("resolved-device-uri", uri, dest->num_options, &dest->options);
dcb445bc 3770
46385a1a 3771 return (cupsGetOption("resolved-device-uri", dest->num_options, dest->options));
dcb445bc
MS		 3772}
3773
3774
3775/*
3776 * 'cups_dnssd_resolve_cb()' - See if we should continue resolving.
3777 */
3778
3779static int /* O - 1 to continue, 0 to stop */
3780cups_dnssd_resolve_cb(void *context) /* I - Resolve data */
3781{
3782 _cups_dnssd_resolve_t *resolve = (_cups_dnssd_resolve_t *)context;
3783 /* Resolve data */
3784 struct timeval curtime; /* Current time */
3785
3786
3787 /*
3788 * If the cancel variable is set, return immediately.
3789 */
3790
4db7fcee
MS		 3791 if (resolve->cancel && *(resolve->cancel))
3792 {
3793 DEBUG_puts("4cups_dnssd_resolve_cb: Canceled.");
dcb445bc 3794 return (0);
4db7fcee 3795 }
dcb445bc
MS		 3796
3797 /*
3798 * Otherwise check the end time...
3799 */
3800
3801 gettimeofday(&curtime, NULL);
3802
8ddb0f60 3803 DEBUG_printf(("4cups_dnssd_resolve_cb: curtime=%d.%06d, end_time=%d.%06d", (int)curtime.tv_sec, (int)curtime.tv_usec, (int)resolve->end_time.tv_sec, (int)resolve->end_time.tv_usec));
4db7fcee
MS		 3804
3805 return (curtime.tv_sec < resolve->end_time.tv_sec ||
dcb445bc 3806 (curtime.tv_sec == resolve->end_time.tv_sec &&
4db7fcee 3807 curtime.tv_usec < resolve->end_time.tv_usec));
dcb445bc
MS		 3808}
3809
3810
3811/*
3812 * 'cups_dnssd_unquote()' - Unquote a name string.
3813 */
3814
3815static void
3816cups_dnssd_unquote(char *dst, /* I - Destination buffer */
3817 const char *src, /* I - Source string */
3818 size_t dstsize) /* I - Size of destination buffer */
3819{
3820 char *dstend = dst + dstsize - 1; /* End of destination buffer */
3821
3822
3823 while (*src && dst < dstend)
3824 {
3825 if (*src == '\\')
3826 {
3827 src ++;
3828 if (isdigit(src[0] & 255) && isdigit(src[1] & 255) &&
3829 isdigit(src[2] & 255))
3830 {
3831 *dst++ = ((((src[0] - '0') * 10) + src[1] - '0') * 10) + src[2] - '0';
3832 src += 3;
3833 }
3834 else
3835 *dst++ = *src++;
3836 }
3837 else
3838 *dst++ = *src ++;
3839 }
3840
3841 *dst = '\0';
3842}
3843#endif /* HAVE_DNSSD */
3844
3845
3fae3b33
MS		 3846/*
3847 * 'cups_elapsed()' - Return the elapsed time in milliseconds.
3848 */
3849
3850static int /* O - Elapsed time in milliseconds */
3851cups_elapsed(struct timeval *t) /* IO - Previous time */
3852{
3853 int msecs; /* Milliseconds */
3854 struct timeval nt; /* New time */
3855
3856
3857 gettimeofday(&nt, NULL);
3858
3859 msecs = 1000 * (nt.tv_sec - t->tv_sec) + (nt.tv_usec - t->tv_usec) / 1000;
3860
3861 *t = nt;
3862
3863 return (msecs);
3864}
3865
798d6e29 3866
426c6a59
MS		 3867/*
3868 * 'cups_find_dest()' - Find a destination using a binary search.
3869 */
3870
3871static int /* O - Index of match */
3872cups_find_dest(const char *name, /* I - Destination name */
3873 const char *instance, /* I - Instance or NULL */
3874 int num_dests, /* I - Number of destinations */
3875 cups_dest_t *dests, /* I - Destinations */
3876 int prev, /* I - Previous index */
3877 int *rdiff) /* O - Difference of match */
3878{
3879 int left, /* Low mark for binary search */
3880 right, /* High mark for binary search */
3881 current, /* Current index */
3882 diff; /* Result of comparison */
3883 cups_dest_t key; /* Search key */
3884
3885
3886 key.name = (char *)name;
3887 key.instance = (char *)instance;
3888
3889 if (prev >= 0)
3890 {
3891 /*
3892 * Start search on either side of previous...
3893 */
3894
3895 if ((diff = cups_compare_dests(&key, dests + prev)) == 0 ||
3896 (diff < 0 && prev == 0) ||
3897 (diff > 0 && prev == (num_dests - 1)))
3898 {
3899 *rdiff = diff;
3900 return (prev);
3901 }
3902 else if (diff < 0)
3903 {
3904 /*
3905 * Start with previous on right side...
3906 */
3907
3908 left = 0;
3909 right = prev;
3910 }
3911 else
3912 {
3913 /*
3914 * Start wih previous on left side...
3915 */
3916
3917 left = prev;
3918 right = num_dests - 1;
3919 }
3920 }
3921 else
3922 {
3923 /*
3924 * Start search in the middle...
3925 */
3926
3927 left = 0;
3928 right = num_dests - 1;
3929 }
3930
3931 do
3932 {
3933 current = (left + right) / 2;
3934 diff = cups_compare_dests(&key, dests + current);
3935
3936 if (diff == 0)
3937 break;
3938 else if (diff < 0)
3939 right = current;
3940 else
3941 left = current;
3942 }
3943 while ((right - left) > 1);
3944
3945 if (diff != 0)
3946 {
3947 /*
3948 * Check the last 1 or 2 elements...
3949 */
3950
3951 if ((diff = cups_compare_dests(&key, dests + left)) <= 0)
3952 current = left;
3953 else
3954 {
3955 diff = cups_compare_dests(&key, dests + right);
3956 current = right;
3957 }
3958 }
3959
3960 /*
3961 * Return the closest destination and the difference...
3962 */
3963
3964 *rdiff = diff;
3965
3966 return (current);
3967}
3968
3969
7536de1a
MS		 3970/*
3971 * 'cups_get_cb()' - Collect enumerated destinations.
3972 */
3973
3974static int /* O - 1 to continue, 0 to stop */
3975cups_get_cb(_cups_getdata_t *data, /* I - Data from cupsGetDests */
3976 unsigned flags, /* I - Enumeration flags */
3977 cups_dest_t *dest) /* I - Destination */
3978{
3979 if (flags & CUPS_DEST_FLAGS_REMOVED)
3980 {
3981 /*
3982 * Remove destination from array...
3983 */
3984
3985 data->num_dests = cupsRemoveDest(dest->name, dest->instance, data->num_dests, &data->dests);
3986 }
3987 else
3988 {
3989 /*
3990 * Add destination to array...
3991 */
3992
3993 data->num_dests = cupsCopyDest(dest, data->num_dests, &data->dests);
3994 }
3995
3996 return (1);
3997}
3998
3999
a4924f6c
MS		 4000/*
4001 * 'cups_get_default()' - Get the default destination from an lpoptions file.
4002 */
4003
080811b1 4004static char * /* O - Default destination or NULL */
a4924f6c
MS		 4005cups_get_default(const char *filename, /* I - File to read */
4006 char *namebuf, /* I - Name buffer */
4007 size_t namesize, /* I - Size of name buffer */
4008 const char **instance) /* I - Instance */
4009{
4010 cups_file_t *fp; /* lpoptions file */
4011 char line[8192], /* Line from file */
4012 *value, /* Value for line */
4013 *nameptr; /* Pointer into name */
88f9aafc 4014 int linenum; /* Current line */
a4924f6c
MS		 4015
4016
4017 *namebuf = '\0';
4018
4019 if ((fp = cupsFileOpen(filename, "r")) != NULL)
4020 {
4021 linenum = 0;
4022
4023 while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
4024 {
88f9aafc 4025 if (!_cups_strcasecmp(line, "default") && value)
a4924f6c
MS		 4026 {
4027 strlcpy(namebuf, value, namesize);
4028
4029 if ((nameptr = strchr(namebuf, ' ')) != NULL)
4030 *nameptr = '\0';
4031 if ((nameptr = strchr(namebuf, '\t')) != NULL)
4032 *nameptr = '\0';
4033
4034 if ((nameptr = strchr(namebuf, '/')) != NULL)
4035 *nameptr++ = '\0';
4036
4037 *instance = nameptr;
4038 break;
4039 }
4040 }
4041
4042 cupsFileClose(fp);
4043 }
4044
4045 return (*namebuf ? namebuf : NULL);
4046}
4047
4048
ef416fc2 4049/*
4050 * 'cups_get_dests()' - Get destinations from a file.
4051 */
4052
4053static int /* O - Number of destinations */
38e73f87
MS		 4054cups_get_dests(
4055 const char *filename, /* I - File to read from */
4056 const char *match_name, /* I - Destination name we want */
4057 const char *match_inst, /* I - Instance name we want */
4058 int user_default_set, /* I - User default printer set? */
4059 int num_dests, /* I - Number of destinations */
4060 cups_dest_t **dests) /* IO - Destinations */
ef416fc2 4061{
4062 int i; /* Looping var */
4063 cups_dest_t *dest; /* Current destination */
a4924f6c 4064 cups_file_t *fp; /* File pointer */
ef416fc2 4065 char line[8192], /* Line from file */
4066 *lineptr, /* Pointer into line */
4067 *name, /* Name of destination/option */
4068 *instance; /* Instance of destination */
a4924f6c 4069 int linenum; /* Current line number */
ef416fc2 4070
4071
807315e6 4072 DEBUG_printf(("7cups_get_dests(filename=\"%s\", match_name=\"%s\", match_inst=\"%s\", user_default_set=%d, num_dests=%d, dests=%p)", filename, match_name, match_inst, user_default_set, num_dests, (void *)dests));
a4924f6c
MS		 4073
4074 /*
4075 * Try to open the file...
4076 */
4077
4078 if ((fp = cupsFileOpen(filename, "r")) == NULL)
4079 return (num_dests);
4080
ef416fc2 4081 /*
4082 * Read each printer; each line looks like:
4083 *
4084 * Dest name[/instance] options
4085 * Default name[/instance] options
4086 */
4087
a4924f6c
MS		 4088 linenum = 0;
4089
4090 while (cupsFileGetConf(fp, line, sizeof(line), &lineptr, &linenum))
ef416fc2 4091 {
4092 /*
4093 * See what type of line it is...
4094 */
4095
e07d4801 4096 DEBUG_printf(("9cups_get_dests: linenum=%d line=\"%s\" lineptr=\"%s\"",
38e73f87 4097 linenum, line, lineptr));
ef416fc2 4098
88f9aafc 4099 if ((_cups_strcasecmp(line, "dest") && _cups_strcasecmp(line, "default")) || !lineptr)
a4924f6c 4100 {
e07d4801 4101 DEBUG_puts("9cups_get_dests: Not a dest or default line...");
ef416fc2 4102 continue;
a4924f6c 4103 }
ef416fc2 4104
4105 name = lineptr;
4106
4107 /*
4108 * Search for an instance...
4109 */
4110
4111 while (!isspace(*lineptr & 255) && *lineptr && *lineptr != '/')
4112 lineptr ++;
4113
ef416fc2 4114 if (*lineptr == '/')
4115 {
4116 /*
4117 * Found an instance...
4118 */
4119
4120 *lineptr++ = '\0';
4121 instance = lineptr;
4122
4123 /*
4124 * Search for an instance...
4125 */
4126
4127 while (!isspace(*lineptr & 255) && *lineptr)
4128 lineptr ++;
4129 }
4130 else
4131 instance = NULL;
4132
a4924f6c
MS		 4133 if (*lineptr)
4134 *lineptr++ = '\0';
4135
e07d4801 4136 DEBUG_printf(("9cups_get_dests: name=\"%s\", instance=\"%s\"", name,
a4924f6c 4137 instance));
ef416fc2 4138
4139 /*
4140 * See if the primary instance of the destination exists; if not,
4141 * ignore this entry and move on...
4142 */
4143
a4924f6c
MS		 4144 if (match_name)
4145 {
88f9aafc 4146 if (_cups_strcasecmp(name, match_name) ||
a4924f6c
MS		 4147 (!instance && match_inst) ||
4148 (instance && !match_inst) ||
88f9aafc 4149 (instance && _cups_strcasecmp(instance, match_inst)))
a4924f6c 4150 continue;
ef416fc2 4151
a4924f6c
MS		 4152 dest = *dests;
4153 }
4154 else if (cupsGetDest(name, NULL, num_dests, *dests) == NULL)
4155 {
e07d4801 4156 DEBUG_puts("9cups_get_dests: Not found!");
a4924f6c
MS		 4157 continue;
4158 }
4159 else
ef416fc2 4160 {
4161 /*
a4924f6c 4162 * Add the destination...
ef416fc2 4163 */
4164
a4924f6c
MS		 4165 num_dests = cupsAddDest(name, instance, num_dests, dests);
4166
4167 if ((dest = cupsGetDest(name, instance, num_dests, *dests)) == NULL)
4168 {
4169 /*
4170 * Out of memory!
4171 */
4172
e07d4801 4173 DEBUG_puts("9cups_get_dests: Out of memory!");
a4924f6c
MS		 4174 break;
4175 }
ef416fc2 4176 }
4177
4178 /*
4179 * Add options until we hit the end of the line...
4180 */
4181
4182 dest->num_options = cupsParseOptions(lineptr, dest->num_options,
4183 &(dest->options));
4184
a4924f6c
MS		 4185 /*
4186 * If we found what we were looking for, stop now...
4187 */
4188
4189 if (match_name)
4190 break;
4191
ef416fc2 4192 /*
4193 * Set this as default if needed...
4194 */
4195
88f9aafc 4196 if (!user_default_set && !_cups_strcasecmp(line, "default"))
ef416fc2 4197 {
e07d4801 4198 DEBUG_puts("9cups_get_dests: Setting as default...");
a4924f6c 4199
ef416fc2 4200 for (i = 0; i < num_dests; i ++)
4201 (*dests)[i].is_default = 0;
4202
4203 dest->is_default = 1;
4204 }
4205 }
4206
4207 /*
4208 * Close the file and return...
4209 */
4210
88f9aafc 4211 cupsFileClose(fp);
ef416fc2 4212
4213 return (num_dests);
4214}
4215
4216
426c6a59
MS		 4217/*
4218 * 'cups_make_string()' - Make a comma-separated string of values from an IPP
4219 * attribute.
4220 */
4221
4222static char * /* O - New string */
4223cups_make_string(
4224 ipp_attribute_t *attr, /* I - Attribute to convert */
4225 char *buffer, /* I - Buffer */
4226 size_t bufsize) /* I - Size of buffer */
4227{
4228 int i; /* Looping var */
4229 char *ptr, /* Pointer into buffer */
4230 *end, /* Pointer to end of buffer */
4231 *valptr; /* Pointer into string attribute */
4232
4233
4234 /*
4235 * Return quickly if we have a single string value...
4236 */
4237
4238 if (attr->num_values == 1 &&
4239 attr->value_tag != IPP_TAG_INTEGER &&
4240 attr->value_tag != IPP_TAG_ENUM &&
4241 attr->value_tag != IPP_TAG_BOOLEAN &&
4242 attr->value_tag != IPP_TAG_RANGE)
4243 return (attr->values[0].string.text);
4244
4245 /*
4246 * Copy the values to the string, separating with commas and escaping strings
4247 * as needed...
4248 */
4249
4250 end = buffer + bufsize - 1;
4251
4252 for (i = 0, ptr = buffer; i < attr->num_values && ptr < end; i ++)
4253 {
4254 if (i)
4255 *ptr++ = ',';
4256
4257 switch (attr->value_tag)
4258 {
4259 case IPP_TAG_INTEGER :
4260 case IPP_TAG_ENUM :
07623986 4261 snprintf(ptr, (size_t)(end - ptr + 1), "%d", attr->values[i].integer);
426c6a59
MS		 4262 break;
4263
4264 case IPP_TAG_BOOLEAN :
4265 if (attr->values[i].boolean)
07623986 4266 strlcpy(ptr, "true", (size_t)(end - ptr + 1));
426c6a59 4267 else
07623986 4268 strlcpy(ptr, "false", (size_t)(end - ptr + 1));
426c6a59
MS		 4269 break;
4270
4271 case IPP_TAG_RANGE :
4272 if (attr->values[i].range.lower == attr->values[i].range.upper)
07623986 4273 snprintf(ptr, (size_t)(end - ptr + 1), "%d", attr->values[i].range.lower);
426c6a59 4274 else
07623986 4275 snprintf(ptr, (size_t)(end - ptr + 1), "%d-%d", attr->values[i].range.lower, attr->values[i].range.upper);
426c6a59
MS		 4276 break;
4277
4278 default :
4279 for (valptr = attr->values[i].string.text;
4280 *valptr && ptr < end;)
4281 {
4282 if (strchr(" \t\n\\\'\"", *valptr))
4283 {
4284 if (ptr >= (end - 1))
4285 break;
4286
4287 *ptr++ = '\\';
4288 }
4289
4290 *ptr++ = *valptr++;
4291 }
4292
4293 *ptr = '\0';
4294 break;
4295 }
4296
4297 ptr += strlen(ptr);
4298 }
4299
4300 *ptr = '\0';
4301
4302 return (buffer);
4303}
efa72f61
MS		 4304
4305
4a366251
MS		 4306/*
4307 * 'cups_name_cb()' - Find an enumerated destination.
4308 */
4309
4310static int /* O - 1 to continue, 0 to stop */
4311cups_name_cb(_cups_namedata_t *data, /* I - Data from cupsGetNamedDest */
4312 unsigned flags, /* I - Enumeration flags */
4313 cups_dest_t *dest) /* I - Destination */
4314{
4315 DEBUG_printf(("2cups_name_cb(data=%p(%s), flags=%x, dest=%p(%s)", data, data->name, flags, dest, dest->name));
4316
4317 if (!(flags & CUPS_DEST_FLAGS_REMOVED) && !dest->instance && !strcasecmp(data->name, dest->name))
4318 {
4319 /*
4320 * Copy destination and stop enumeration...
4321 */
4322
4323 cupsCopyDest(dest, 0, &data->dest);
4324 return (0);
4325 }
4326
4327 return (1);
4328}
4329
4330
efa72f61
MS		 4331/*
4332 * 'cups_queue_name()' - Create a local queue name based on the service name.
4333 */
4334
4335static void
4336cups_queue_name(
4337 char *name, /* I - Name buffer */
4338 const char *serviceName, /* I - Service name */
4339 size_t namesize) /* I - Size of name buffer */
4340{
4341 const char *ptr; /* Pointer into serviceName */
4342 char *nameptr; /* Pointer into name */
4343
4344
4345 for (nameptr = name, ptr = serviceName; *ptr && nameptr < (name + namesize - 1); ptr ++)
4346 {
4347 /*
4348 * Sanitize the printer name...
4349 */
4350
4351 if (_cups_isalnum(*ptr))
4352 *nameptr++ = *ptr;
4353 else if (nameptr == name || nameptr[-1] != '_')
4354 *nameptr++ = '_';
4355 }
4356
4357 *nameptr = '\0';
4358}
Unnamed repository; edit this file 'description' to name the repository.