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Commit | Line | Data |
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bac07992 MS |
1 | /* |
2 | * "$Id$" | |
3 | * | |
4 | * Utility to find IPP printers via Bonjour/DNS-SD and optionally run | |
5 | * commands such as IPP and Bonjour conformance tests. This tool is | |
6 | * inspired by the UNIX "find" command, thus its name. | |
7 | * | |
8 | * Copyright 2008-2013 by Apple Inc. | |
9 | * | |
10 | * These coded instructions, statements, and computer programs are the | |
11 | * property of Apple Inc. and are protected by Federal copyright | |
12 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
13 | * which should have been included with this file. If this file is | |
14 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
15 | * | |
16 | * This file is subject to the Apple OS-Developed Software exception. | |
17 | * | |
18 | * Usage: | |
19 | * | |
20 | * ./ippfind [options] regtype[,subtype][.domain.] ... [expression] | |
21 | * ./ippfind [options] name[.regtype[.domain.]] ... [expression] | |
22 | * ./ippfind --help | |
23 | * ./ippfind --version | |
24 | * | |
25 | * Supported regtypes are: | |
26 | * | |
27 | * _http._tcp - HTTP (RFC 2616) | |
28 | * _https._tcp - HTTPS (RFC 2818) | |
29 | * _ipp._tcp - IPP (RFC 2911) | |
30 | * _ipps._tcp - IPPS (pending) | |
31 | * _printer._tcp - LPD (RFC 1179) | |
32 | * | |
33 | * Exit Codes: | |
34 | * | |
35 | * 0 if result for all processed expressions is true | |
36 | * 1 if result of any processed expression is false | |
37 | * 2 if browsing or any query or resolution failed | |
38 | * 3 if an undefined option or invalid expression was specified | |
39 | * | |
40 | * Options: | |
41 | * | |
42 | * --help - Show program help | |
43 | * --version - Show program version | |
44 | * -4 - Use IPv4 when listing | |
45 | * -6 - Use IPv6 when listing | |
46 | * -T seconds - Specify browse timeout (default 10 | |
47 | * seconds) | |
48 | * -V version - Specify IPP version (1.1, 2.0, 2.1, 2.2) | |
49 | * | |
50 | * "expression" is any of the following: | |
51 | * | |
52 | * -d regex | |
53 | * --domain regex - True if the domain matches the given | |
54 | * regular expression. | |
55 | * | |
56 | * -e utility [argument ...] ; | |
57 | * --exec utility [argument ...] ; - Executes the specified program; "{}" | |
58 | * does a substitution (see below) | |
59 | * | |
60 | * -l | |
61 | * --ls - Lists attributes returned by | |
62 | * Get-Printer-Attributes for IPP printers, | |
63 | * ???? of HEAD request for HTTP URLs) | |
64 | * True if resource is accessible, false | |
65 | * otherwise. | |
66 | * | |
67 | * --local - True if the service is local to this | |
68 | * computer. | |
69 | * | |
70 | * -n regex | |
71 | * --name regex - True if the name matches the given | |
72 | * regular expression. | |
73 | * | |
74 | * --path regex - True if the URI resource path matches | |
75 | * the given regular expression. | |
76 | * | |
77 | * -p | |
78 | * --print - Prints the URI of found printers (always | |
79 | * true, default if -e, -l, -p, -q, or -s | |
80 | * is not specified. | |
81 | * | |
82 | * -q | |
83 | * --quiet - Quiet mode (just return exit code) | |
84 | * | |
85 | * -r | |
86 | * --remote - True if the service is not local to this | |
87 | * computer. | |
88 | * | |
89 | * -s | |
90 | * --print-name - Prints the service name of found | |
91 | * printers. | |
92 | * | |
93 | * -t key | |
94 | * --txt key - True if the TXT record contains the | |
95 | * named key | |
96 | * | |
97 | * --txt-* regex - True if the TXT record contains the | |
98 | * named key and matches the given regular | |
99 | * expression. | |
100 | * | |
101 | * -u regex | |
102 | * --uri regex - True if the URI matches the given | |
103 | * regular expression. | |
104 | * | |
105 | * Expressions may also contain modifiers: | |
106 | * | |
107 | * ( expression ) - Group the result of expressions. | |
108 | * | |
109 | * ! expression | |
110 | * --not expression - Unary NOT | |
111 | * | |
112 | * --false - Always false | |
113 | * --true - Always true | |
114 | * | |
115 | * expression expression | |
766a8229 | 116 | * expression --and expression - Logical AND. |
bac07992 | 117 | * |
bac07992 MS |
118 | * expression --or expression - Logical OR. |
119 | * | |
120 | * The substitutions for {} are: | |
121 | * | |
122 | * {} - URI | |
123 | * {service_domain} - Domain name | |
124 | * {service_hostname} - FQDN | |
125 | * {service_name} - Service name | |
126 | * {service_port} - Port number | |
127 | * {service_regtype} - DNS-SD registration type | |
128 | * {service_scheme} - URI scheme for DNS-SD registration type | |
129 | * {service_uri} - URI | |
130 | * {txt_*} - Value of TXT record key | |
131 | * | |
132 | * These variables are also set in the environment for executed programs: | |
133 | * | |
134 | * IPPFIND_SERVICE_DOMAIN - Domain name | |
135 | * IPPFIND_SERVICE_HOSTNAME - FQDN | |
136 | * IPPFIND_SERVICE_NAME - Service name | |
137 | * IPPFIND_SERVICE_PORT - Port number | |
138 | * IPPFIND_SERVICE_REGTYPE - DNS-SD registration type | |
139 | * IPPFIND_SERVICE_SCHEME - URI scheme for DNS-SD registration type | |
140 | * IPPFIND_SERVICE_URI - URI | |
141 | * IPPFIND_TXT_* - Values of TXT record key (uppercase) | |
142 | * | |
143 | * Contents: | |
144 | * | |
145 | */ | |
146 | ||
147 | /* | |
148 | * Include necessary headers. | |
149 | */ | |
150 | ||
151 | #include <cups/cups-private.h> | |
152 | #include <regex.h> | |
153 | #ifdef HAVE_DNSSD | |
154 | # include <dns_sd.h> | |
155 | #elif defined(HAVE_AVAHI) | |
156 | # include <avahi-client/client.h> | |
157 | # include <avahi-client/lookup.h> | |
158 | # include <avahi-common/simple-watch.h> | |
159 | # include <avahi-common/domain.h> | |
160 | # include <avahi-common/error.h> | |
161 | # include <avahi-common/malloc.h> | |
162 | # define kDNSServiceMaxDomainName AVAHI_DOMAIN_NAME_MAX | |
163 | #endif /* HAVE_DNSSD */ | |
164 | ||
165 | ||
166 | /* | |
167 | * Structures... | |
168 | */ | |
169 | ||
170 | typedef enum ippfind_exit_e /* Exit codes */ | |
171 | { | |
766a8229 | 172 | IPPFIND_EXIT_TRUE = 0, /* OK and result is true */ |
bac07992 MS |
173 | IPPFIND_EXIT_FALSE, /* OK but result is false*/ |
174 | IPPFIND_EXIT_BONJOUR, /* Browse/resolve failure */ | |
766a8229 MS |
175 | IPPFIND_EXIT_SYNTAX, /* Bad option or syntax error */ |
176 | IPPFIND_EXIT_MEMORY /* Out of memory */ | |
bac07992 MS |
177 | } ippfind_exit_t; |
178 | ||
179 | typedef enum ippfind_op_e /* Operations for expressions */ | |
180 | { | |
181 | IPPFIND_OP_NONE, /* No operation */ | |
182 | IPPFIND_OP_AND, /* Logical AND of all children */ | |
183 | IPPFIND_OP_OR, /* Logical OR of all children */ | |
184 | IPPFIND_OP_TRUE, /* Always true */ | |
185 | IPPFIND_OP_FALSE, /* Always false */ | |
766a8229 MS |
186 | IPPFIND_OP_IS_LOCAL, /* Is a local service */ |
187 | IPPFIND_OP_IS_REMOTE, /* Is a remote service */ | |
bac07992 MS |
188 | IPPFIND_OP_DOMAIN_REGEX, /* Domain matches regular expression */ |
189 | IPPFIND_OP_NAME_REGEX, /* Name matches regular expression */ | |
190 | IPPFIND_OP_PATH_REGEX, /* Path matches regular expression */ | |
191 | IPPFIND_OP_TXT_EXISTS, /* TXT record key exists */ | |
192 | IPPFIND_OP_TXT_REGEX, /* TXT record key matches regular expression */ | |
193 | IPPFIND_OP_URI_REGEX, /* URI matches regular expression */ | |
194 | ||
195 | IPPFIND_OP_OUTPUT = 100, /* Output operations */ | |
196 | IPPFIND_OP_EXEC, /* Execute when true */ | |
197 | IPPFIND_OP_LIST, /* List when true */ | |
198 | IPPFIND_OP_PRINT_NAME, /* Print URI when true */ | |
199 | IPPFIND_OP_PRINT_URI, /* Print name when true */ | |
200 | IPPFIND_OP_QUIET, /* No output when true */ | |
201 | } ippfind_op_t; | |
202 | ||
203 | typedef struct ippfind_expr_s /* Expression */ | |
204 | { | |
205 | struct ippfind_expr_s | |
206 | *prev, /* Previous expression */ | |
207 | *next, /* Next expression */ | |
208 | *parent, /* Parent expressions */ | |
209 | *child; /* Child expressions */ | |
210 | ippfind_op_t op; /* Operation code (see above) */ | |
211 | int invert; /* Invert the result */ | |
212 | char *key; /* TXT record key */ | |
213 | regex_t re; /* Regular expression for matching */ | |
766a8229 MS |
214 | int num_args; /* Number of arguments for exec */ |
215 | char **args; /* Arguments for exec */ | |
bac07992 MS |
216 | } ippfind_expr_t; |
217 | ||
218 | typedef struct ippfind_srv_s /* Service information */ | |
219 | { | |
220 | #ifdef HAVE_DNSSD | |
221 | DNSServiceRef ref; /* Service reference for query */ | |
222 | #elif defined(HAVE_AVAHI) | |
223 | AvahiServiceResolver *ref; /* Resolver */ | |
224 | #endif /* HAVE_DNSSD */ | |
225 | char *name, /* Service name */ | |
226 | *domain, /* Domain name */ | |
227 | *regtype, /* Registration type */ | |
228 | *fullName, /* Full name */ | |
229 | *host, /* Hostname */ | |
230 | *uri; /* URI */ | |
231 | int num_txt; /* Number of TXT record keys */ | |
232 | cups_option_t *txt; /* TXT record keys */ | |
233 | int port, /* Port number */ | |
234 | is_local, /* Is a local service? */ | |
235 | is_processed, /* Did we process the service? */ | |
236 | is_resolved; /* Got the resolve data? */ | |
bac07992 MS |
237 | } ippfind_srv_t; |
238 | ||
239 | ||
240 | /* | |
241 | * Local globals... | |
242 | */ | |
243 | ||
244 | #ifdef HAVE_DNSSD | |
245 | static DNSServiceRef dnssd_ref; /* Master service reference */ | |
246 | #elif defined(HAVE_AVAHI) | |
247 | static AvahiClient *avahi_client = NULL;/* Client information */ | |
248 | static int avahi_got_data = 0; /* Got data from poll? */ | |
249 | static AvahiSimplePoll *avahi_poll = NULL; | |
250 | /* Poll information */ | |
251 | #endif /* HAVE_DNSSD */ | |
252 | ||
253 | static int address_family = AF_UNSPEC; | |
254 | /* Address family for LIST */ | |
255 | static int bonjour_error = 0; /* Error browsing/resolving? */ | |
766a8229 | 256 | static double bonjour_timeout = 1.0; /* Timeout in seconds */ |
bac07992 | 257 | static int ipp_version = 20; /* IPP version for LIST */ |
bac07992 MS |
258 | |
259 | ||
260 | /* | |
261 | * Local functions... | |
262 | */ | |
263 | ||
264 | #ifdef HAVE_DNSSD | |
265 | static void browse_callback(DNSServiceRef sdRef, | |
266 | DNSServiceFlags flags, | |
267 | uint32_t interfaceIndex, | |
268 | DNSServiceErrorType errorCode, | |
269 | const char *serviceName, | |
270 | const char *regtype, | |
271 | const char *replyDomain, void *context) | |
272 | __attribute__((nonnull(1,5,6,7,8))); | |
273 | static void browse_local_callback(DNSServiceRef sdRef, | |
274 | DNSServiceFlags flags, | |
275 | uint32_t interfaceIndex, | |
276 | DNSServiceErrorType errorCode, | |
277 | const char *serviceName, | |
278 | const char *regtype, | |
279 | const char *replyDomain, | |
280 | void *context) | |
281 | __attribute__((nonnull(1,5,6,7,8))); | |
282 | #elif defined(HAVE_AVAHI) | |
283 | static void browse_callback(AvahiServiceBrowser *browser, | |
284 | AvahiIfIndex interface, | |
285 | AvahiProtocol protocol, | |
286 | AvahiBrowserEvent event, | |
287 | const char *serviceName, | |
288 | const char *regtype, | |
289 | const char *replyDomain, | |
290 | AvahiLookupResultFlags flags, | |
291 | void *context); | |
292 | static void client_callback(AvahiClient *client, | |
293 | AvahiClientState state, | |
294 | void *context); | |
295 | #endif /* HAVE_AVAHI */ | |
296 | ||
297 | static int compare_services(ippfind_srv_t *a, ippfind_srv_t *b); | |
766a8229 MS |
298 | static const char *dnssd_error_string(int error); |
299 | static int eval_expr(ippfind_srv_t *service, | |
300 | ippfind_expr_t *expressions); | |
bac07992 MS |
301 | static ippfind_srv_t *get_service(cups_array_t *services, |
302 | const char *serviceName, | |
303 | const char *regtype, | |
304 | const char *replyDomain) | |
305 | __attribute__((nonnull(1,2,3,4))); | |
766a8229 MS |
306 | static double get_time(void); |
307 | static ippfind_expr_t *new_expr(ippfind_op_t op, int invert, const char *key, | |
308 | const char *regex, char **args); | |
bac07992 MS |
309 | #ifdef HAVE_DNSSD |
310 | static void resolve_callback(DNSServiceRef sdRef, | |
311 | DNSServiceFlags flags, | |
312 | uint32_t interfaceIndex, | |
313 | DNSServiceErrorType errorCode, | |
314 | const char *fullName, | |
315 | const char *hostTarget, uint16_t port, | |
316 | uint16_t txtLen, | |
317 | const unsigned char *txtRecord, | |
766a8229 | 318 | void *context) |
bac07992 MS |
319 | __attribute__((nonnull(1,5,6,9, 10))); |
320 | #elif defined(HAVE_AVAHI) | |
321 | static int poll_callback(struct pollfd *pollfds, | |
322 | unsigned int num_pollfds, int timeout, | |
323 | void *context); | |
324 | static void resolve_callback(AvahiServiceResolver *res, | |
325 | AvahiIfIndex interface, | |
326 | AvahiProtocol protocol, | |
327 | AvahiBrowserEvent event, | |
328 | const char *serviceName, | |
329 | const char *regtype, | |
330 | const char *replyDomain, | |
331 | const char *host_name, | |
332 | uint16_t port, | |
333 | AvahiStringList *txt, | |
334 | AvahiLookupResultFlags flags, | |
335 | void *context); | |
336 | #endif /* HAVE_DNSSD */ | |
337 | static void set_service_uri(ippfind_srv_t *service); | |
338 | static void show_usage(void) __attribute__((noreturn)); | |
339 | static void show_version(void) __attribute__((noreturn)); | |
bac07992 MS |
340 | |
341 | ||
342 | /* | |
343 | * 'main()' - Browse for printers. | |
344 | */ | |
345 | ||
346 | int /* O - Exit status */ | |
347 | main(int argc, /* I - Number of command-line args */ | |
348 | char *argv[]) /* I - Command-line arguments */ | |
349 | { | |
766a8229 MS |
350 | int i, /* Looping var */ |
351 | have_output = 0,/* Have output expression */ | |
352 | status = IPPFIND_EXIT_TRUE; | |
353 | /* Exit status */ | |
354 | const char *opt, /* Option character */ | |
355 | *search; /* Current browse/resolve string */ | |
356 | cups_array_t *searches; /* Things to browse/resolve */ | |
357 | cups_array_t *services; /* Service array */ | |
358 | ippfind_srv_t *service; /* Current service */ | |
359 | ippfind_expr_t *expressions = NULL, | |
360 | /* Expression tree */ | |
361 | *temp = NULL, /* New expression */ | |
362 | *parent = NULL, /* Parent expression */ | |
363 | *current = NULL;/* Current expression */ | |
364 | ippfind_op_t logic = IPPFIND_OP_AND; | |
365 | /* Logic for next expression */ | |
366 | int invert = 0; /* Invert expression? */ | |
367 | int err; /* DNS-SD error */ | |
368 | #ifdef HAVE_DNSSD | |
369 | fd_set sinput; /* Input set for select() */ | |
370 | struct timeval stimeout; /* Timeout for select() */ | |
371 | #endif /* HAVE_DNSSD */ | |
372 | double endtime; /* End time */ | |
bac07992 MS |
373 | |
374 | ||
375 | /* | |
376 | * Initialize the locale... | |
377 | */ | |
378 | ||
379 | _cupsSetLocale(argv); | |
380 | ||
381 | /* | |
766a8229 | 382 | * Create arrays to track services and things we want to browse/resolve... |
bac07992 MS |
383 | */ |
384 | ||
766a8229 | 385 | searches = cupsArrayNew(NULL, NULL); |
bac07992 MS |
386 | services = cupsArrayNew((cups_array_func_t)compare_services, NULL); |
387 | ||
388 | /* | |
766a8229 | 389 | * Parse command-line... |
bac07992 MS |
390 | */ |
391 | ||
766a8229 | 392 | for (i = 1; i < argc; i ++) |
bac07992 | 393 | { |
766a8229 MS |
394 | if (argv[i][0] == '-') |
395 | { | |
396 | if (argv[i][1] == '-') | |
397 | { | |
398 | /* | |
399 | * Parse --option options... | |
400 | */ | |
401 | ||
402 | if (!strcmp(argv[i], "--and")) | |
403 | { | |
404 | if (logic != IPPFIND_OP_AND && current && current->prev) | |
405 | { | |
406 | /* | |
407 | * OK, we have more than 1 rule in the current tree level. | |
408 | * Make a new group tree and move the previous rule to it... | |
409 | */ | |
410 | ||
411 | if ((temp = new_expr(IPPFIND_OP_AND, 0, NULL, NULL, NULL)) == NULL) | |
412 | return (IPPFIND_EXIT_MEMORY); | |
413 | ||
414 | temp->child = current; | |
415 | temp->parent = current->parent; | |
416 | current->prev->next = temp; | |
417 | temp->prev = current->prev; | |
418 | ||
419 | current->prev = NULL; | |
420 | current->parent = temp; | |
421 | parent = temp; | |
422 | } | |
423 | else if (parent) | |
424 | parent->op = IPPFIND_OP_AND; | |
bac07992 | 425 | |
766a8229 MS |
426 | logic = IPPFIND_OP_AND; |
427 | temp = NULL; | |
428 | } | |
429 | else if (!strcmp(argv[i], "--domain")) | |
430 | { | |
431 | i ++; | |
432 | if (i >= argc) | |
433 | show_usage(); | |
bac07992 | 434 | |
766a8229 MS |
435 | if ((temp = new_expr(IPPFIND_OP_DOMAIN_REGEX, invert, NULL, argv[i], |
436 | NULL)) == NULL) | |
437 | return (IPPFIND_EXIT_MEMORY); | |
438 | } | |
439 | else if (!strcmp(argv[i], "--exec")) | |
440 | { | |
441 | i ++; | |
442 | if (i >= argc) | |
443 | show_usage(); | |
bac07992 | 444 | |
766a8229 MS |
445 | if ((temp = new_expr(IPPFIND_OP_EXEC, invert, NULL, NULL, |
446 | argv + i)) == NULL) | |
447 | return (IPPFIND_EXIT_MEMORY); | |
bac07992 | 448 | |
766a8229 MS |
449 | while (i < argc) |
450 | if (!strcmp(argv[i], ";")) | |
451 | break; | |
452 | else | |
453 | i ++; | |
bac07992 | 454 | |
766a8229 MS |
455 | if (i >= argc) |
456 | show_usage(); | |
457 | ||
458 | have_output = 1; | |
459 | } | |
460 | else if (!strcmp(argv[i], "--false")) | |
461 | { | |
462 | i ++; | |
463 | if (i >= argc) | |
464 | show_usage(); | |
465 | ||
466 | if ((temp = new_expr(IPPFIND_OP_FALSE, invert, NULL, NULL, | |
467 | NULL)) == NULL) | |
468 | return (IPPFIND_EXIT_MEMORY); | |
469 | } | |
470 | else if (!strcmp(argv[i], "--help")) | |
471 | { | |
472 | show_usage(); | |
473 | } | |
474 | else if (!strcmp(argv[i], "--ls")) | |
475 | { | |
476 | i ++; | |
477 | if (i >= argc) | |
478 | show_usage(); | |
479 | ||
480 | if ((temp = new_expr(IPPFIND_OP_LIST, invert, NULL, NULL, | |
481 | NULL)) == NULL) | |
482 | return (IPPFIND_EXIT_MEMORY); | |
483 | ||
484 | have_output = 1; | |
485 | } | |
486 | else if (!strcmp(argv[i], "--local")) | |
487 | { | |
488 | i ++; | |
489 | if (i >= argc) | |
490 | show_usage(); | |
491 | ||
492 | if ((temp = new_expr(IPPFIND_OP_IS_LOCAL, invert, NULL, NULL, | |
493 | NULL)) == NULL) | |
494 | return (IPPFIND_EXIT_MEMORY); | |
495 | } | |
496 | else if (!strcmp(argv[i], "--name")) | |
497 | { | |
498 | i ++; | |
499 | if (i >= argc) | |
500 | show_usage(); | |
501 | ||
502 | if ((temp = new_expr(IPPFIND_OP_NAME_REGEX, invert, NULL, argv[i], | |
503 | NULL)) == NULL) | |
504 | return (IPPFIND_EXIT_MEMORY); | |
505 | } | |
506 | else if (!strcmp(argv[i], "--not")) | |
507 | { | |
508 | invert = 1; | |
509 | } | |
510 | else if (!strcmp(argv[i], "--or")) | |
511 | { | |
512 | if (logic != IPPFIND_OP_OR && current) | |
513 | { | |
514 | /* | |
515 | * OK, we have two possibilities; either this is the top-level | |
516 | * rule or we have a bunch of AND rules at this level. | |
517 | */ | |
518 | ||
519 | if (!parent) | |
520 | { | |
521 | /* | |
522 | * This is the top-level rule; we have to group *all* of the AND | |
523 | * rules down a level, as AND has precedence over OR. | |
524 | */ | |
525 | ||
526 | if ((temp = new_expr(IPPFIND_OP_AND, 0, NULL, NULL, | |
527 | NULL)) == NULL) | |
528 | return (IPPFIND_EXIT_MEMORY); | |
529 | ||
530 | while (current->prev) | |
531 | { | |
532 | current->parent = temp; | |
533 | current = current->prev; | |
534 | } | |
535 | ||
536 | current->parent = temp; | |
537 | temp->child = current; | |
538 | ||
539 | expressions = current = temp; | |
540 | } | |
541 | else | |
542 | { | |
543 | /* | |
544 | * This isn't the top rule, so go up one level... | |
545 | */ | |
546 | ||
547 | current = parent; | |
548 | parent = current->parent; | |
549 | } | |
550 | } | |
551 | ||
552 | logic = IPPFIND_OP_OR; | |
553 | temp = NULL; | |
554 | } | |
555 | else if (!strcmp(argv[i], "--path")) | |
556 | { | |
557 | i ++; | |
558 | if (i >= argc) | |
559 | show_usage(); | |
560 | ||
561 | if ((temp = new_expr(IPPFIND_OP_PATH_REGEX, invert, NULL, argv[i], | |
562 | NULL)) == NULL) | |
563 | return (IPPFIND_EXIT_MEMORY); | |
564 | } | |
565 | else if (!strcmp(argv[i], "--print")) | |
566 | { | |
567 | if ((temp = new_expr(IPPFIND_OP_PRINT_URI, invert, NULL, NULL, | |
568 | NULL)) == NULL) | |
569 | return (IPPFIND_EXIT_MEMORY); | |
570 | ||
571 | have_output = 1; | |
572 | } | |
573 | else if (!strcmp(argv[i], "--print-name")) | |
574 | { | |
575 | if ((temp = new_expr(IPPFIND_OP_PRINT_NAME, invert, NULL, NULL, | |
576 | NULL)) == NULL) | |
577 | return (IPPFIND_EXIT_MEMORY); | |
578 | ||
579 | have_output = 1; | |
580 | } | |
581 | else if (!strcmp(argv[i], "--quiet")) | |
582 | { | |
583 | if ((temp = new_expr(IPPFIND_OP_QUIET, invert, NULL, NULL, | |
584 | NULL)) == NULL) | |
585 | return (IPPFIND_EXIT_MEMORY); | |
586 | ||
587 | have_output = 1; | |
588 | } | |
589 | else if (!strcmp(argv[i], "--remote")) | |
590 | { | |
591 | if ((temp = new_expr(IPPFIND_OP_IS_REMOTE, invert, NULL, NULL, | |
592 | NULL)) == NULL) | |
593 | return (IPPFIND_EXIT_MEMORY); | |
594 | } | |
595 | else if (!strcmp(argv[i], "--true")) | |
596 | { | |
597 | if ((temp = new_expr(IPPFIND_OP_TRUE, invert, NULL, argv[i], | |
598 | NULL)) == NULL) | |
599 | return (IPPFIND_EXIT_MEMORY); | |
600 | } | |
601 | else if (!strcmp(argv[i], "--txt")) | |
602 | { | |
603 | i ++; | |
604 | if (i >= argc) | |
605 | show_usage(); | |
606 | ||
607 | if ((temp = new_expr(IPPFIND_OP_TXT_EXISTS, invert, argv[i], NULL, | |
608 | NULL)) == NULL) | |
609 | return (IPPFIND_EXIT_MEMORY); | |
610 | } | |
611 | else if (!strncmp(argv[i], "--txt-", 5)) | |
612 | { | |
613 | const char *key = argv[i] + 5;/* TXT key */ | |
614 | ||
615 | i ++; | |
616 | if (i >= argc) | |
617 | show_usage(); | |
618 | ||
619 | if ((temp = new_expr(IPPFIND_OP_TXT_REGEX, invert, key, argv[i], | |
620 | NULL)) == NULL) | |
621 | return (IPPFIND_EXIT_MEMORY); | |
622 | } | |
623 | else if (!strcmp(argv[i], "--uri")) | |
624 | { | |
625 | i ++; | |
626 | if (i >= argc) | |
627 | show_usage(); | |
628 | ||
629 | if ((temp = new_expr(IPPFIND_OP_URI_REGEX, invert, NULL, argv[i], | |
630 | NULL)) == NULL) | |
631 | return (IPPFIND_EXIT_MEMORY); | |
632 | } | |
633 | else if (!strcmp(argv[i], "--version")) | |
634 | { | |
635 | show_version(); | |
636 | } | |
637 | else | |
638 | { | |
639 | _cupsLangPrintf(stderr, _("%s: Unknown option \"%s\"."), | |
640 | "ippfind", argv[i]); | |
641 | show_usage(); | |
642 | } | |
643 | ||
644 | if (temp) | |
645 | { | |
646 | /* | |
647 | * Add new expression... | |
648 | */ | |
649 | ||
650 | if (current) | |
651 | { | |
652 | temp->parent = parent; | |
653 | current->next = temp; | |
654 | } | |
655 | else if (parent) | |
656 | parent->child = temp; | |
657 | else | |
658 | expressions = temp; | |
659 | ||
660 | temp->prev = current; | |
661 | current = temp; | |
662 | invert = 0; | |
663 | temp = NULL; | |
664 | } | |
665 | } | |
666 | else | |
667 | { | |
668 | /* | |
669 | * Parse -o options | |
670 | */ | |
671 | ||
672 | for (opt = argv[i] + 1; *opt; opt ++) | |
673 | { | |
674 | switch (*opt) | |
675 | { | |
676 | case '4' : | |
677 | address_family = AF_INET; | |
678 | break; | |
679 | ||
680 | case '6' : | |
681 | address_family = AF_INET6; | |
682 | break; | |
683 | ||
684 | case 'T' : | |
685 | i ++; | |
686 | if (i >= argc) | |
687 | show_usage(); | |
688 | ||
689 | bonjour_timeout = atof(argv[i]); | |
690 | break; | |
691 | ||
692 | case 'V' : | |
693 | i ++; | |
694 | if (i >= argc) | |
695 | show_usage(); | |
696 | ||
697 | if (!strcmp(argv[i], "1.1")) | |
698 | ipp_version = 11; | |
699 | else if (!strcmp(argv[i], "2.0")) | |
700 | ipp_version = 20; | |
701 | else if (!strcmp(argv[i], "2.1")) | |
702 | ipp_version = 21; | |
703 | else if (!strcmp(argv[i], "2.2")) | |
704 | ipp_version = 22; | |
705 | else | |
706 | show_usage(); | |
707 | break; | |
708 | ||
709 | case 'd' : | |
710 | i ++; | |
711 | if (i >= argc) | |
712 | show_usage(); | |
713 | ||
714 | if ((temp = new_expr(IPPFIND_OP_DOMAIN_REGEX, invert, NULL, | |
715 | argv[i], NULL)) == NULL) | |
716 | return (IPPFIND_EXIT_MEMORY); | |
717 | break; | |
718 | ||
719 | case 'e' : | |
720 | i ++; | |
721 | if (i >= argc) | |
722 | show_usage(); | |
723 | ||
724 | if ((temp = new_expr(IPPFIND_OP_EXEC, invert, NULL, NULL, | |
725 | argv + i)) == NULL) | |
726 | return (IPPFIND_EXIT_MEMORY); | |
727 | ||
728 | while (i < argc) | |
729 | if (!strcmp(argv[i], ";")) | |
730 | break; | |
731 | else | |
732 | i ++; | |
733 | ||
734 | if (i >= argc) | |
735 | show_usage(); | |
736 | ||
737 | have_output = 1; | |
738 | break; | |
739 | ||
740 | case 'l' : | |
741 | i ++; | |
742 | if (i >= argc) | |
743 | show_usage(); | |
744 | ||
745 | if ((temp = new_expr(IPPFIND_OP_LIST, invert, NULL, NULL, | |
746 | NULL)) == NULL) | |
747 | return (IPPFIND_EXIT_MEMORY); | |
748 | ||
749 | have_output = 1; | |
750 | break; | |
751 | ||
752 | case 'n' : | |
753 | i ++; | |
754 | if (i >= argc) | |
755 | show_usage(); | |
756 | ||
757 | if ((temp = new_expr(IPPFIND_OP_NAME_REGEX, invert, NULL, | |
758 | argv[i], NULL)) == NULL) | |
759 | return (IPPFIND_EXIT_MEMORY); | |
760 | break; | |
761 | ||
762 | case 'p' : | |
763 | if ((temp = new_expr(IPPFIND_OP_PRINT_URI, invert, NULL, NULL, | |
764 | NULL)) == NULL) | |
765 | return (IPPFIND_EXIT_MEMORY); | |
766 | ||
767 | have_output = 1; | |
768 | break; | |
769 | ||
770 | case 'q' : | |
771 | if ((temp = new_expr(IPPFIND_OP_QUIET, invert, NULL, NULL, | |
772 | NULL)) == NULL) | |
773 | return (IPPFIND_EXIT_MEMORY); | |
774 | ||
775 | have_output = 1; | |
776 | break; | |
777 | ||
778 | case 'r' : | |
779 | if ((temp = new_expr(IPPFIND_OP_IS_REMOTE, invert, NULL, NULL, | |
780 | NULL)) == NULL) | |
781 | return (IPPFIND_EXIT_MEMORY); | |
782 | break; | |
783 | ||
784 | case 's' : | |
785 | if ((temp = new_expr(IPPFIND_OP_PRINT_NAME, invert, NULL, NULL, | |
786 | NULL)) == NULL) | |
787 | return (IPPFIND_EXIT_MEMORY); | |
788 | ||
789 | have_output = 1; | |
790 | break; | |
791 | ||
792 | case 't' : | |
793 | i ++; | |
794 | if (i >= argc) | |
795 | show_usage(); | |
796 | ||
797 | if ((temp = new_expr(IPPFIND_OP_TXT_EXISTS, invert, argv[i], | |
798 | NULL, NULL)) == NULL) | |
799 | return (IPPFIND_EXIT_MEMORY); | |
800 | break; | |
801 | ||
802 | case 'u' : | |
803 | i ++; | |
804 | if (i >= argc) | |
805 | show_usage(); | |
806 | ||
807 | if ((temp = new_expr(IPPFIND_OP_URI_REGEX, invert, NULL, | |
808 | argv[i], NULL)) == NULL) | |
809 | return (IPPFIND_EXIT_MEMORY); | |
810 | break; | |
811 | ||
812 | default : | |
813 | _cupsLangPrintf(stderr, _("%s: Unknown option \"-%c\"."), | |
814 | "ippfind", *opt); | |
815 | show_usage(); | |
816 | break; | |
817 | } | |
818 | ||
819 | if (temp) | |
820 | { | |
821 | /* | |
822 | * Add new expression... | |
823 | */ | |
824 | ||
825 | if (current) | |
826 | { | |
827 | temp->parent = parent; | |
828 | current->next = temp; | |
829 | } | |
830 | else if (parent) | |
831 | parent->child = temp; | |
832 | else | |
833 | expressions = temp; | |
834 | ||
835 | temp->prev = current; | |
836 | current = temp; | |
837 | invert = 0; | |
838 | temp = NULL; | |
839 | } | |
840 | } | |
841 | } | |
842 | } | |
843 | else if (!strcmp(argv[i], "(")) | |
bac07992 | 844 | { |
766a8229 MS |
845 | if ((temp = new_expr(IPPFIND_OP_AND, invert, NULL, NULL, NULL)) == NULL) |
846 | return (IPPFIND_EXIT_MEMORY); | |
847 | ||
848 | if (current) | |
849 | { | |
850 | temp->parent = current->parent; | |
851 | current->next = temp; | |
852 | } | |
853 | else | |
854 | expressions = temp; | |
855 | ||
856 | temp->prev = current; | |
857 | parent = temp; | |
858 | current = NULL; | |
859 | invert = 0; | |
860 | logic = IPPFIND_OP_AND; | |
bac07992 | 861 | } |
766a8229 MS |
862 | else if (!strcmp(argv[i], ")")) |
863 | { | |
864 | if (!parent) | |
865 | { | |
866 | _cupsLangPuts(stderr, _("ippfind: Missing open parenthesis.")); | |
867 | show_usage(); | |
868 | } | |
bac07992 | 869 | |
766a8229 MS |
870 | current = parent; |
871 | parent = current->parent; | |
bac07992 | 872 | |
766a8229 MS |
873 | if (!parent) |
874 | logic = IPPFIND_OP_AND; | |
875 | else | |
876 | logic = parent->op; | |
877 | } | |
878 | else if (!strcmp(argv[i], "!")) | |
879 | { | |
880 | invert = 1; | |
881 | } | |
882 | else | |
883 | { | |
884 | /* | |
885 | * _regtype._tcp[,subtype][.domain] | |
886 | * | |
887 | * OR | |
888 | * | |
889 | * service-name[._regtype._tcp[.domain]] | |
890 | */ | |
bac07992 | 891 | |
766a8229 MS |
892 | cupsArrayAdd(searches, argv[i]); |
893 | } | |
894 | } | |
895 | ||
896 | if (parent) | |
897 | { | |
898 | _cupsLangPuts(stderr, _("ippfind: Missing close parenthesis.")); | |
899 | show_usage(); | |
900 | } | |
bac07992 | 901 | |
766a8229 | 902 | if (cupsArrayCount(searches) == 0) |
bac07992 | 903 | { |
766a8229 MS |
904 | /* |
905 | * Add an implicit browse for IPP printers ("_ipp._tcp")... | |
906 | */ | |
907 | ||
908 | cupsArrayAdd(searches, "_ipp._tcp"); | |
bac07992 MS |
909 | } |
910 | ||
766a8229 MS |
911 | if (!have_output) |
912 | { | |
913 | /* | |
914 | * Add an implicit --print-uri to the end... | |
915 | */ | |
916 | ||
917 | if ((temp = new_expr(IPPFIND_OP_PRINT_URI, 0, NULL, NULL, NULL)) == NULL) | |
918 | return (IPPFIND_EXIT_MEMORY); | |
919 | ||
920 | if (current) | |
921 | { | |
922 | temp->parent = parent; | |
923 | current->next = temp; | |
924 | } | |
925 | else | |
926 | expressions = temp; | |
bac07992 | 927 | |
766a8229 MS |
928 | temp->prev = current; |
929 | } | |
bac07992 MS |
930 | |
931 | /* | |
766a8229 | 932 | * Start up browsing/resolving... |
bac07992 MS |
933 | */ |
934 | ||
766a8229 MS |
935 | #ifdef HAVE_DNSSD |
936 | if ((err = DNSServiceCreateConnection(&dnssd_ref)) != kDNSServiceErr_NoError) | |
937 | { | |
938 | _cupsLangPrintf(stderr, _("ippfind: Unable to use Bonjour: %s"), | |
939 | dnssd_error_string(err)); | |
940 | return (IPPFIND_EXIT_BONJOUR); | |
941 | } | |
bac07992 | 942 | |
766a8229 MS |
943 | #elif defined(HAVE_AVAHI) |
944 | if ((avahi_poll = avahi_simple_poll_new()) == NULL) | |
bac07992 | 945 | { |
766a8229 MS |
946 | _cupsLangPrintError(stderr, _("ippfind: Unable to use Bonjour: %s"), |
947 | strerror(errno)); | |
948 | return (IPPFIND_EXIT_BONJOUR); | |
949 | } | |
bac07992 | 950 | |
766a8229 | 951 | avahi_simple_poll_set_func(avahi_poll, poll_callback, NULL); |
bac07992 | 952 | |
766a8229 MS |
953 | avahi_client = avahi_client_new(avahi_simple_poll_get(avahi_poll), |
954 | 0, client_callback, avahi_poll, &err); | |
955 | if (!client) | |
956 | { | |
957 | _cupsLangPrintError(stderr, _("ippfind: Unable to use Bonjour: %s"), | |
958 | dnssd_error_string(err)); | |
959 | return (IPPFIND_EXIT_BONJOUR); | |
960 | } | |
961 | #endif /* HAVE_DNSSD */ | |
bac07992 | 962 | |
766a8229 MS |
963 | for (search = (const char *)cupsArrayFirst(searches); |
964 | search; | |
965 | search = (const char *)cupsArrayNext(searches)) | |
966 | { | |
967 | char buf[1024], /* Full name string */ | |
968 | *name = NULL, /* Service instance name */ | |
969 | *regtype, /* Registration type */ | |
970 | *domain; /* Domain, if any */ | |
bac07992 | 971 | |
766a8229 MS |
972 | strlcpy(buf, search, sizeof(buf)); |
973 | if (buf[0] == '_') | |
974 | { | |
975 | regtype = buf; | |
976 | } | |
977 | else if ((regtype = strstr(buf, "._")) != NULL) | |
978 | { | |
979 | name = buf; | |
980 | *regtype++ = '\0'; | |
981 | } | |
982 | else | |
983 | { | |
984 | name = buf; | |
985 | regtype = "_ipp._tcp"; | |
986 | } | |
bac07992 | 987 | |
766a8229 MS |
988 | for (domain = regtype; *domain; domain ++) |
989 | if (*domain == '.' && domain[1] != '_') | |
990 | { | |
991 | *domain++ = '\0'; | |
bac07992 | 992 | break; |
766a8229 | 993 | } |
bac07992 | 994 | |
766a8229 MS |
995 | if (!*domain) |
996 | domain = NULL; | |
997 | ||
998 | if (name) | |
bac07992 MS |
999 | { |
1000 | /* | |
766a8229 | 1001 | * Resolve the given service instance name, regtype, and domain... |
bac07992 MS |
1002 | */ |
1003 | ||
766a8229 MS |
1004 | if (!domain) |
1005 | domain = "local."; | |
1006 | ||
1007 | service = get_service(services, name, regtype, domain); | |
1008 | ||
1009 | #ifdef HAVE_DNSSD | |
1010 | service->ref = dnssd_ref; | |
1011 | err = DNSServiceResolve(&(service->ref), | |
1012 | kDNSServiceFlagsShareConnection, 0, name, | |
1013 | regtype, domain, resolve_callback, | |
1014 | service); | |
1015 | ||
1016 | #elif defined(HAVE_AVAHI) | |
1017 | service->ref = avahi_service_resolver_new(avahi_client, AVAHI_IF_UNSPEC, | |
1018 | AVAHI_PROTO_UNSPEC, name, | |
1019 | regtype, domain, | |
1020 | AVAHI_PROTO_UNSPEC, 0, | |
1021 | resolve_callback, service); | |
1022 | if (service->ref) | |
1023 | err = 0; | |
1024 | else | |
1025 | err = avahi_client_get_errno(avahi_client); | |
1026 | #endif /* HAVE_DNSSD */ | |
bac07992 MS |
1027 | } |
1028 | else | |
1029 | { | |
1030 | /* | |
766a8229 | 1031 | * Browse for services of the given type... |
bac07992 MS |
1032 | */ |
1033 | ||
766a8229 MS |
1034 | #ifdef HAVE_DNSSD |
1035 | DNSServiceRef ref; /* Browse reference */ | |
bac07992 | 1036 | |
766a8229 MS |
1037 | ref = dnssd_ref; |
1038 | err = DNSServiceBrowse(&ref, kDNSServiceFlagsShareConnection, 0, regtype, | |
1039 | domain, browse_callback, services); | |
bac07992 | 1040 | |
766a8229 | 1041 | if (!err) |
bac07992 | 1042 | { |
766a8229 MS |
1043 | ref = dnssd_ref; |
1044 | err = DNSServiceBrowse(&ref, kDNSServiceFlagsShareConnection, | |
1045 | kDNSServiceInterfaceIndexLocalOnly, regtype, | |
1046 | domain, browse_local_callback, services); | |
1047 | } | |
bac07992 | 1048 | |
766a8229 MS |
1049 | #elif defined(HAVE_AVAHI) |
1050 | if (avahi_service_browser_new(avahi_client, AVAHI_IF_UNSPEC, | |
1051 | AVAHI_PROTO_UNSPEC, regtype, domain, 0, | |
1052 | browse_callback, services)) | |
1053 | err = 0; | |
1054 | else | |
1055 | err = avahi_client_get_errno(avahi_client); | |
1056 | #endif /* HAVE_DNSSD */ | |
1057 | } | |
bac07992 | 1058 | |
766a8229 MS |
1059 | if (err) |
1060 | { | |
1061 | _cupsLangPrintf(stderr, _("ippfind: Unable to browse or resolve: %s"), | |
1062 | dnssd_error_string(err)); | |
1063 | ||
1064 | if (name) | |
1065 | printf("name=\"%s\"\n", name); | |
1066 | ||
1067 | printf("regtype=\"%s\"\n", regtype); | |
1068 | ||
1069 | if (domain) | |
1070 | printf("domain=\"%s\"\n", domain); | |
1071 | ||
1072 | return (IPPFIND_EXIT_BONJOUR); | |
bac07992 MS |
1073 | } |
1074 | } | |
1075 | ||
766a8229 MS |
1076 | /* |
1077 | * Process browse/resolve requests... | |
1078 | */ | |
1079 | ||
1080 | if (bonjour_timeout > 1.0) | |
1081 | endtime = get_time() + bonjour_timeout; | |
1082 | else | |
1083 | endtime = get_time() + 300.0; | |
1084 | ||
1085 | while (get_time() < endtime) | |
bac07992 | 1086 | { |
766a8229 MS |
1087 | int process = 0; /* Process services? */ |
1088 | ||
1089 | #ifdef HAVE_DNSSD | |
1090 | int fd = DNSServiceRefSockFD(dnssd_ref); | |
1091 | /* File descriptor for DNS-SD */ | |
1092 | ||
1093 | FD_ZERO(&sinput); | |
1094 | FD_SET(fd, &sinput); | |
1095 | ||
1096 | stimeout.tv_sec = 0; | |
1097 | stimeout.tv_usec = 500000; | |
1098 | ||
1099 | if (select(fd + 1, &sinput, NULL, NULL, &stimeout) < 0) | |
bac07992 MS |
1100 | continue; |
1101 | ||
766a8229 MS |
1102 | if (FD_ISSET(fd, &sinput)) |
1103 | { | |
1104 | /* | |
1105 | * Process responses... | |
1106 | */ | |
bac07992 | 1107 | |
766a8229 MS |
1108 | DNSServiceProcessResult(dnssd_ref); |
1109 | } | |
1110 | else | |
bac07992 | 1111 | { |
766a8229 MS |
1112 | /* |
1113 | * Time to process services... | |
1114 | */ | |
1115 | ||
1116 | process = 1; | |
bac07992 MS |
1117 | } |
1118 | ||
766a8229 MS |
1119 | #elif defined(HAVE_AVAHI) |
1120 | avahi_got_data = 0; | |
bac07992 | 1121 | |
766a8229 MS |
1122 | if (avahi_simple_poll_iterate(avahi_poll, 500) > 0) |
1123 | { | |
1124 | /* | |
1125 | * We've been told to exit the loop. Perhaps the connection to | |
1126 | * Avahi failed. | |
1127 | */ | |
bac07992 | 1128 | |
766a8229 MS |
1129 | return (IPPFIND_EXIT_BONJOUR); |
1130 | } | |
1131 | ||
1132 | if (!avahi_got_data) | |
bac07992 | 1133 | { |
766a8229 MS |
1134 | /* |
1135 | * Time to process services... | |
1136 | */ | |
bac07992 | 1137 | |
766a8229 MS |
1138 | process = 1; |
1139 | } | |
1140 | #endif /* HAVE_DNSSD */ | |
bac07992 | 1141 | |
766a8229 MS |
1142 | if (process) |
1143 | { | |
1144 | /* | |
1145 | * Process any services that we have found... | |
1146 | */ | |
bac07992 | 1147 | |
766a8229 MS |
1148 | int active = 0, /* Number of active resolves */ |
1149 | resolved = 0, /* Number of resolved services */ | |
1150 | processed = 0; /* Number of processed services */ | |
1151 | ||
1152 | for (service = (ippfind_srv_t *)cupsArrayFirst(services); | |
1153 | service; | |
1154 | service = (ippfind_srv_t *)cupsArrayNext(services)) | |
bac07992 | 1155 | { |
766a8229 MS |
1156 | if (service->is_processed) |
1157 | processed ++; | |
bac07992 | 1158 | |
766a8229 MS |
1159 | if (service->is_resolved) |
1160 | resolved ++; | |
bac07992 | 1161 | |
766a8229 | 1162 | if (!service->ref && !service->is_resolved) |
bac07992 | 1163 | { |
766a8229 MS |
1164 | /* |
1165 | * Found a service, now resolve it (but limit to 50 active resolves...) | |
1166 | */ | |
bac07992 | 1167 | |
766a8229 MS |
1168 | if (active < 50) |
1169 | { | |
1170 | #ifdef HAVE_DNSSD | |
1171 | service->ref = dnssd_ref; | |
1172 | err = DNSServiceResolve(&(service->ref), | |
1173 | kDNSServiceFlagsShareConnection, 0, | |
1174 | service->name, service->regtype, | |
1175 | service->domain, resolve_callback, | |
1176 | service); | |
bac07992 | 1177 | |
766a8229 MS |
1178 | #elif defined(HAVE_AVAHI) |
1179 | service->ref = avahi_service_resolver_new(avahi_client, | |
1180 | AVAHI_IF_UNSPEC, | |
1181 | AVAHI_PROTO_UNSPEC, | |
1182 | service->name, | |
1183 | service->regtype, | |
1184 | service->domain, | |
1185 | AVAHI_PROTO_UNSPEC, 0, | |
1186 | resolve_callback, | |
1187 | service); | |
1188 | if (service->ref) | |
1189 | err = 0; | |
1190 | else | |
1191 | err = avahi_client_get_errno(avahi_client); | |
1192 | #endif /* HAVE_DNSSD */ | |
bac07992 | 1193 | |
766a8229 MS |
1194 | if (err) |
1195 | { | |
1196 | _cupsLangPrintf(stderr, | |
1197 | _("ippfind: Unable to browse or resolve: %s"), | |
1198 | dnssd_error_string(err)); | |
1199 | return (IPPFIND_EXIT_BONJOUR); | |
1200 | } | |
bac07992 | 1201 | |
766a8229 MS |
1202 | active ++; |
1203 | } | |
bac07992 | 1204 | } |
766a8229 | 1205 | else if (service->is_resolved && !service->is_processed) |
bac07992 | 1206 | { |
766a8229 MS |
1207 | /* |
1208 | * Resolved, not process this service against the expressions... | |
1209 | */ | |
bac07992 | 1210 | |
766a8229 MS |
1211 | if (service->ref) |
1212 | { | |
1213 | #ifdef HAVE_DNSSD | |
1214 | DNSServiceRefDeallocate(service->ref); | |
1215 | #else | |
1216 | avahi_record_browser_free(service->ref); | |
1217 | #endif /* HAVE_DNSSD */ | |
bac07992 | 1218 | |
766a8229 | 1219 | service->ref = NULL; |
bac07992 | 1220 | } |
bac07992 | 1221 | |
766a8229 MS |
1222 | if (!eval_expr(service, expressions)) |
1223 | status = IPPFIND_EXIT_FALSE; | |
bac07992 | 1224 | |
766a8229 | 1225 | service->is_processed = 1; |
bac07992 | 1226 | } |
766a8229 MS |
1227 | else if (service->ref) |
1228 | active ++; | |
1229 | } | |
bac07992 | 1230 | |
766a8229 MS |
1231 | /* |
1232 | * If we have processed all services we have discovered, then we are done. | |
1233 | */ | |
bac07992 | 1234 | |
766a8229 MS |
1235 | if (processed == cupsArrayCount(services) && bonjour_timeout <= 1.0) |
1236 | break; | |
bac07992 | 1237 | } |
bac07992 MS |
1238 | } |
1239 | ||
766a8229 MS |
1240 | if (bonjour_error) |
1241 | return (IPPFIND_EXIT_BONJOUR); | |
1242 | else | |
1243 | return (status); | |
bac07992 MS |
1244 | } |
1245 | ||
1246 | ||
1247 | #ifdef HAVE_DNSSD | |
1248 | /* | |
1249 | * 'browse_callback()' - Browse devices. | |
1250 | */ | |
1251 | ||
1252 | static void | |
1253 | browse_callback( | |
1254 | DNSServiceRef sdRef, /* I - Service reference */ | |
1255 | DNSServiceFlags flags, /* I - Option flags */ | |
1256 | uint32_t interfaceIndex, /* I - Interface number */ | |
1257 | DNSServiceErrorType errorCode, /* I - Error, if any */ | |
1258 | const char *serviceName, /* I - Name of service/device */ | |
1259 | const char *regtype, /* I - Type of service */ | |
1260 | const char *replyDomain, /* I - Service domain */ | |
1261 | void *context) /* I - Services array */ | |
1262 | { | |
1263 | /* | |
1264 | * Only process "add" data... | |
1265 | */ | |
1266 | ||
1267 | if (errorCode != kDNSServiceErr_NoError || !(flags & kDNSServiceFlagsAdd)) | |
1268 | return; | |
1269 | ||
1270 | /* | |
1271 | * Get the device... | |
1272 | */ | |
1273 | ||
1274 | get_service((cups_array_t *)context, serviceName, regtype, replyDomain); | |
1275 | } | |
1276 | ||
1277 | ||
1278 | /* | |
1279 | * 'browse_local_callback()' - Browse local devices. | |
1280 | */ | |
1281 | ||
1282 | static void | |
1283 | browse_local_callback( | |
1284 | DNSServiceRef sdRef, /* I - Service reference */ | |
1285 | DNSServiceFlags flags, /* I - Option flags */ | |
1286 | uint32_t interfaceIndex, /* I - Interface number */ | |
1287 | DNSServiceErrorType errorCode, /* I - Error, if any */ | |
1288 | const char *serviceName, /* I - Name of service/device */ | |
1289 | const char *regtype, /* I - Type of service */ | |
1290 | const char *replyDomain, /* I - Service domain */ | |
1291 | void *context) /* I - Services array */ | |
1292 | { | |
1293 | ippfind_srv_t *service; /* Service */ | |
1294 | ||
1295 | ||
1296 | /* | |
1297 | * Only process "add" data... | |
1298 | */ | |
1299 | ||
1300 | if (errorCode != kDNSServiceErr_NoError || !(flags & kDNSServiceFlagsAdd)) | |
1301 | return; | |
1302 | ||
1303 | /* | |
1304 | * Get the device... | |
1305 | */ | |
1306 | ||
1307 | service = get_service((cups_array_t *)context, serviceName, regtype, | |
1308 | replyDomain); | |
1309 | service->is_local = 1; | |
1310 | } | |
1311 | #endif /* HAVE_DNSSD */ | |
1312 | ||
1313 | ||
1314 | #ifdef HAVE_AVAHI | |
1315 | /* | |
1316 | * 'browse_callback()' - Browse devices. | |
1317 | */ | |
1318 | ||
1319 | static void | |
1320 | browse_callback( | |
1321 | AvahiServiceBrowser *browser, /* I - Browser */ | |
1322 | AvahiIfIndex interface, /* I - Interface index (unused) */ | |
1323 | AvahiProtocol protocol, /* I - Network protocol (unused) */ | |
1324 | AvahiBrowserEvent event, /* I - What happened */ | |
1325 | const char *name, /* I - Service name */ | |
1326 | const char *type, /* I - Registration type */ | |
1327 | const char *domain, /* I - Domain */ | |
1328 | AvahiLookupResultFlags flags, /* I - Flags */ | |
1329 | void *context) /* I - Services array */ | |
1330 | { | |
1331 | AvahiClient *client = avahi_service_browser_get_client(browser); | |
1332 | /* Client information */ | |
1333 | ippfind_srv_t *service; /* Service information */ | |
1334 | ||
1335 | ||
1336 | (void)interface; | |
1337 | (void)protocol; | |
1338 | (void)context; | |
1339 | ||
1340 | switch (event) | |
1341 | { | |
1342 | case AVAHI_BROWSER_FAILURE: | |
1343 | fprintf(stderr, "DEBUG: browse_callback: %s\n", | |
1344 | avahi_strerror(avahi_client_errno(client))); | |
1345 | bonjour_error = 1; | |
1346 | avahi_simple_poll_quit(simple_poll); | |
1347 | break; | |
1348 | ||
1349 | case AVAHI_BROWSER_NEW: | |
1350 | /* | |
1351 | * This object is new on the network. Create a device entry for it if | |
1352 | * it doesn't yet exist. | |
1353 | */ | |
1354 | ||
1355 | service = get_service((cups_array_t *)context, name, type, domain); | |
1356 | ||
1357 | if (flags & AVAHI_LOOKUP_RESULT_LOCAL) | |
1358 | service->is_local = 1; | |
1359 | break; | |
1360 | ||
1361 | case AVAHI_BROWSER_REMOVE: | |
1362 | case AVAHI_BROWSER_ALL_FOR_NOW: | |
1363 | case AVAHI_BROWSER_CACHE_EXHAUSTED: | |
1364 | break; | |
1365 | } | |
1366 | } | |
1367 | ||
1368 | ||
1369 | /* | |
1370 | * 'client_callback()' - Avahi client callback function. | |
1371 | */ | |
1372 | ||
1373 | static void | |
1374 | client_callback( | |
1375 | AvahiClient *client, /* I - Client information (unused) */ | |
1376 | AvahiClientState state, /* I - Current state */ | |
1377 | void *context) /* I - User data (unused) */ | |
1378 | { | |
1379 | (void)client; | |
1380 | (void)context; | |
1381 | ||
1382 | /* | |
1383 | * If the connection drops, quit. | |
1384 | */ | |
1385 | ||
1386 | if (state == AVAHI_CLIENT_FAILURE) | |
1387 | { | |
1388 | fputs("DEBUG: Avahi connection failed.\n", stderr); | |
1389 | bonjour_error = 1; | |
1390 | avahi_simple_poll_quit(avahi_poll); | |
1391 | } | |
1392 | } | |
1393 | #endif /* HAVE_AVAHI */ | |
1394 | ||
1395 | ||
1396 | /* | |
1397 | * 'compare_services()' - Compare two devices. | |
1398 | */ | |
1399 | ||
1400 | static int /* O - Result of comparison */ | |
1401 | compare_services(ippfind_srv_t *a, /* I - First device */ | |
1402 | ippfind_srv_t *b) /* I - Second device */ | |
1403 | { | |
1404 | return (strcmp(a->name, b->name)); | |
1405 | } | |
1406 | ||
1407 | ||
766a8229 MS |
1408 | /* |
1409 | * 'dnssd_error_string()' - Return an error string for an error code. | |
1410 | */ | |
1411 | ||
1412 | static const char * /* O - Error message */ | |
1413 | dnssd_error_string(int error) /* I - Error number */ | |
1414 | { | |
1415 | # ifdef HAVE_DNSSD | |
1416 | switch (error) | |
1417 | { | |
1418 | case kDNSServiceErr_NoError : | |
1419 | return ("OK."); | |
1420 | ||
1421 | default : | |
1422 | case kDNSServiceErr_Unknown : | |
1423 | return ("Unknown error."); | |
1424 | ||
1425 | case kDNSServiceErr_NoSuchName : | |
1426 | return ("Service not found."); | |
1427 | ||
1428 | case kDNSServiceErr_NoMemory : | |
1429 | return ("Out of memory."); | |
1430 | ||
1431 | case kDNSServiceErr_BadParam : | |
1432 | return ("Bad parameter."); | |
1433 | ||
1434 | case kDNSServiceErr_BadReference : | |
1435 | return ("Bad service reference."); | |
1436 | ||
1437 | case kDNSServiceErr_BadState : | |
1438 | return ("Bad state."); | |
1439 | ||
1440 | case kDNSServiceErr_BadFlags : | |
1441 | return ("Bad flags."); | |
1442 | ||
1443 | case kDNSServiceErr_Unsupported : | |
1444 | return ("Unsupported."); | |
1445 | ||
1446 | case kDNSServiceErr_NotInitialized : | |
1447 | return ("Not initialized."); | |
1448 | ||
1449 | case kDNSServiceErr_AlreadyRegistered : | |
1450 | return ("Already registered."); | |
1451 | ||
1452 | case kDNSServiceErr_NameConflict : | |
1453 | return ("Name conflict."); | |
1454 | ||
1455 | case kDNSServiceErr_Invalid : | |
1456 | return ("Invalid name."); | |
1457 | ||
1458 | case kDNSServiceErr_Firewall : | |
1459 | return ("Firewall prevents registration."); | |
1460 | ||
1461 | case kDNSServiceErr_Incompatible : | |
1462 | return ("Client library incompatible."); | |
1463 | ||
1464 | case kDNSServiceErr_BadInterfaceIndex : | |
1465 | return ("Bad interface index."); | |
1466 | ||
1467 | case kDNSServiceErr_Refused : | |
1468 | return ("Server prevents registration."); | |
1469 | ||
1470 | case kDNSServiceErr_NoSuchRecord : | |
1471 | return ("Record not found."); | |
1472 | ||
1473 | case kDNSServiceErr_NoAuth : | |
1474 | return ("Authentication required."); | |
1475 | ||
1476 | case kDNSServiceErr_NoSuchKey : | |
1477 | return ("Encryption key not found."); | |
1478 | ||
1479 | case kDNSServiceErr_NATTraversal : | |
1480 | return ("Unable to traverse NAT boundary."); | |
1481 | ||
1482 | case kDNSServiceErr_DoubleNAT : | |
1483 | return ("Unable to traverse double-NAT boundary."); | |
1484 | ||
1485 | case kDNSServiceErr_BadTime : | |
1486 | return ("Bad system time."); | |
1487 | ||
1488 | case kDNSServiceErr_BadSig : | |
1489 | return ("Bad signature."); | |
1490 | ||
1491 | case kDNSServiceErr_BadKey : | |
1492 | return ("Bad encryption key."); | |
1493 | ||
1494 | case kDNSServiceErr_Transient : | |
1495 | return ("Transient error occurred - please try again."); | |
1496 | ||
1497 | case kDNSServiceErr_ServiceNotRunning : | |
1498 | return ("Server not running."); | |
1499 | ||
1500 | case kDNSServiceErr_NATPortMappingUnsupported : | |
1501 | return ("NAT doesn't support NAT-PMP or UPnP."); | |
1502 | ||
1503 | case kDNSServiceErr_NATPortMappingDisabled : | |
1504 | return ("NAT supports NAT-PNP or UPnP but it is disabled."); | |
1505 | ||
1506 | case kDNSServiceErr_NoRouter : | |
1507 | return ("No Internet/default router configured."); | |
1508 | ||
1509 | case kDNSServiceErr_PollingMode : | |
1510 | return ("Service polling mode error."); | |
1511 | ||
1512 | case kDNSServiceErr_Timeout : | |
1513 | return ("Service timeout."); | |
1514 | } | |
1515 | ||
1516 | # elif defined(HAVE_AVAHI) | |
1517 | return (avahi_strerror(error)); | |
1518 | # endif /* HAVE_DNSSD */ | |
1519 | } | |
1520 | ||
1521 | ||
1522 | /* | |
1523 | * 'eval_expr()' - Evaluate the expressions against the specified service. | |
1524 | * | |
1525 | * Returns 1 for true and 0 for false. | |
1526 | */ | |
1527 | ||
1528 | static int /* O - Result of evaluation */ | |
1529 | eval_expr(ippfind_srv_t *service, /* I - Service */ | |
1530 | ippfind_expr_t *expressions) /* I - Expressions */ | |
1531 | { | |
1532 | (void)expressions; | |
1533 | ||
1534 | puts(service->uri); | |
1535 | return (1); | |
1536 | } | |
1537 | ||
1538 | ||
bac07992 MS |
1539 | /* |
1540 | * 'get_service()' - Create or update a device. | |
1541 | */ | |
1542 | ||
1543 | static ippfind_srv_t * /* O - Service */ | |
1544 | get_service(cups_array_t *services, /* I - Service array */ | |
1545 | const char *serviceName, /* I - Name of service/device */ | |
1546 | const char *regtype, /* I - Type of service */ | |
1547 | const char *replyDomain) /* I - Service domain */ | |
1548 | { | |
1549 | ippfind_srv_t key, /* Search key */ | |
1550 | *service; /* Service */ | |
1551 | char fullName[kDNSServiceMaxDomainName]; | |
1552 | /* Full name for query */ | |
1553 | ||
1554 | ||
1555 | /* | |
1556 | * See if this is a new device... | |
1557 | */ | |
1558 | ||
1559 | key.name = (char *)serviceName; | |
1560 | key.regtype = (char *)regtype; | |
1561 | ||
1562 | for (service = cupsArrayFind(services, &key); | |
1563 | service; | |
1564 | service = cupsArrayNext(services)) | |
1565 | if (_cups_strcasecmp(service->name, key.name)) | |
1566 | break; | |
1567 | else if (!strcmp(service->regtype, key.regtype)) | |
1568 | return (service); | |
1569 | ||
1570 | /* | |
1571 | * Yes, add the service... | |
1572 | */ | |
1573 | ||
1574 | service = calloc(sizeof(ippfind_srv_t), 1); | |
1575 | service->name = strdup(serviceName); | |
1576 | service->domain = strdup(replyDomain); | |
1577 | service->regtype = strdup(regtype); | |
1578 | ||
1579 | cupsArrayAdd(services, service); | |
1580 | ||
1581 | /* | |
1582 | * Set the "full name" of this service, which is used for queries and | |
1583 | * resolves... | |
1584 | */ | |
1585 | ||
1586 | #ifdef HAVE_DNSSD | |
1587 | DNSServiceConstructFullName(fullName, serviceName, regtype, replyDomain); | |
1588 | #else /* HAVE_AVAHI */ | |
1589 | avahi_service_name_join(fullName, kDNSServiceMaxDomainName, serviceName, | |
1590 | regtype, replyDomain); | |
1591 | #endif /* HAVE_DNSSD */ | |
1592 | ||
1593 | service->fullName = strdup(fullName); | |
1594 | ||
1595 | return (service); | |
1596 | } | |
1597 | ||
1598 | ||
766a8229 MS |
1599 | /* |
1600 | * 'get_time()' - Get the current time-of-day in seconds. | |
1601 | */ | |
1602 | ||
1603 | static double | |
1604 | get_time(void) | |
1605 | { | |
1606 | #ifdef WIN32 | |
1607 | struct _timeb curtime; /* Current Windows time */ | |
1608 | ||
1609 | _ftime(&curtime); | |
1610 | ||
1611 | return (curtime.time + 0.001 * curtime.millitm); | |
1612 | ||
1613 | #else | |
1614 | struct timeval curtime; /* Current UNIX time */ | |
1615 | ||
1616 | if (gettimeofday(&curtime, NULL)) | |
1617 | return (0.0); | |
1618 | else | |
1619 | return (curtime.tv_sec + 0.000001 * curtime.tv_usec); | |
1620 | #endif /* WIN32 */ | |
1621 | } | |
1622 | ||
1623 | ||
1624 | /* | |
1625 | * 'new_expr()' - Create a new expression. | |
1626 | */ | |
1627 | ||
1628 | static ippfind_expr_t * /* O - New expression */ | |
1629 | new_expr(ippfind_op_t op, /* I - Operation */ | |
1630 | int invert, /* I - Invert result? */ | |
1631 | const char *key, /* I - TXT key */ | |
1632 | const char *regex, /* I - Regular expression */ | |
1633 | char **args) /* I - Pointer to argument strings */ | |
1634 | { | |
1635 | ippfind_expr_t *temp; /* New expression */ | |
1636 | ||
1637 | ||
1638 | if ((temp = calloc(1, sizeof(ippfind_expr_t))) == NULL) | |
1639 | return (NULL); | |
1640 | ||
1641 | temp->op = op; | |
1642 | temp->invert = invert; | |
1643 | temp->key = (char *)key; | |
1644 | ||
1645 | if (regex) | |
1646 | { | |
1647 | int err = regcomp(&(temp->re), regex, REG_NOSUB | REG_EXTENDED); | |
1648 | ||
1649 | if (err) | |
1650 | { | |
1651 | char message[256]; /* Error message */ | |
1652 | ||
1653 | regerror(err, &(temp->re), message, sizeof(message)); | |
1654 | _cupsLangPrintf(stderr, _("ippfind: Bad regular expression: %s"), | |
1655 | message); | |
1656 | exit(IPPFIND_EXIT_SYNTAX); | |
1657 | } | |
1658 | } | |
1659 | ||
1660 | if (args) | |
1661 | { | |
1662 | int num_args; /* Number of arguments */ | |
1663 | ||
1664 | for (num_args = 1; args[num_args]; num_args ++) | |
1665 | if (!strcmp(args[num_args], ";")) | |
1666 | break; | |
1667 | ||
1668 | temp->args = malloc(num_args * sizeof(char *)); | |
1669 | memcpy(temp->args, args, num_args * sizeof(char *)); | |
1670 | } | |
1671 | ||
1672 | return (temp); | |
1673 | } | |
1674 | ||
1675 | ||
bac07992 MS |
1676 | #ifdef HAVE_AVAHI |
1677 | /* | |
1678 | * 'poll_callback()' - Wait for input on the specified file descriptors. | |
1679 | * | |
1680 | * Note: This function is needed because avahi_simple_poll_iterate is broken | |
1681 | * and always uses a timeout of 0 (!) milliseconds. | |
1682 | * (Avahi Ticket #364) | |
1683 | */ | |
1684 | ||
1685 | static int /* O - Number of file descriptors matching */ | |
1686 | poll_callback( | |
1687 | struct pollfd *pollfds, /* I - File descriptors */ | |
1688 | unsigned int num_pollfds, /* I - Number of file descriptors */ | |
1689 | int timeout, /* I - Timeout in milliseconds (unused) */ | |
1690 | void *context) /* I - User data (unused) */ | |
1691 | { | |
1692 | int val; /* Return value */ | |
1693 | ||
1694 | ||
1695 | (void)timeout; | |
1696 | (void)context; | |
1697 | ||
1698 | val = poll(pollfds, num_pollfds, 500); | |
1699 | ||
1700 | if (val < 0) | |
1701 | fprintf(stderr, "DEBUG: poll_callback: %s\n", strerror(errno)); | |
1702 | else if (val > 0) | |
1703 | got_data = 1; | |
1704 | ||
1705 | return (val); | |
1706 | } | |
1707 | #endif /* HAVE_AVAHI */ | |
1708 | ||
1709 | ||
1710 | /* | |
1711 | * 'resolve_callback()' - Process resolve data. | |
1712 | */ | |
1713 | ||
1714 | #ifdef HAVE_DNSSD | |
1715 | static void | |
1716 | resolve_callback( | |
1717 | DNSServiceRef sdRef, /* I - Service reference */ | |
1718 | DNSServiceFlags flags, /* I - Data flags */ | |
1719 | uint32_t interfaceIndex, /* I - Interface */ | |
1720 | DNSServiceErrorType errorCode, /* I - Error, if any */ | |
1721 | const char *fullName, /* I - Full service name */ | |
1722 | const char *hostTarget, /* I - Hostname */ | |
1723 | uint16_t port, /* I - Port number (network byte order) */ | |
1724 | uint16_t txtLen, /* I - Length of TXT record data */ | |
1725 | const unsigned char *txtRecord, /* I - TXT record data */ | |
1726 | void *context) /* I - Service */ | |
1727 | { | |
1728 | char key[256], /* TXT key value */ | |
1729 | *value; /* Value from TXT record */ | |
1730 | const unsigned char *txtEnd; /* End of TXT record */ | |
1731 | uint8_t valueLen; /* Length of value */ | |
1732 | ippfind_srv_t *service = (ippfind_srv_t *)context; | |
1733 | /* Service */ | |
1734 | ||
1735 | ||
1736 | /* | |
1737 | * Only process "add" data... | |
1738 | */ | |
1739 | ||
1740 | if (errorCode != kDNSServiceErr_NoError) | |
766a8229 MS |
1741 | { |
1742 | _cupsLangPrintf(stderr, _("ippfind: Unable to browse or resolve: %s"), | |
1743 | dnssd_error_string(errorCode)); | |
1744 | bonjour_error = 1; | |
bac07992 | 1745 | return; |
766a8229 | 1746 | } |
bac07992 MS |
1747 | |
1748 | service->is_resolved = 1; | |
1749 | service->host = strdup(hostTarget); | |
1750 | service->port = ntohs(port); | |
1751 | ||
1752 | /* | |
1753 | * Loop through the TXT key/value pairs and add them to an array... | |
1754 | */ | |
1755 | ||
1756 | for (txtEnd = txtRecord + txtLen; txtRecord < txtEnd; txtRecord += valueLen) | |
1757 | { | |
1758 | /* | |
1759 | * Ignore bogus strings... | |
1760 | */ | |
1761 | ||
1762 | valueLen = *txtRecord++; | |
1763 | ||
1764 | memcpy(key, txtRecord, valueLen); | |
1765 | key[valueLen] = '\0'; | |
1766 | ||
1767 | if ((value = strchr(key, '=')) == NULL) | |
1768 | continue; | |
1769 | ||
1770 | *value++ = '\0'; | |
1771 | ||
1772 | /* | |
1773 | * Add to array of TXT values... | |
1774 | */ | |
1775 | ||
1776 | service->num_txt = cupsAddOption(key, value, service->num_txt, | |
1777 | &(service->txt)); | |
1778 | } | |
1779 | ||
1780 | set_service_uri(service); | |
1781 | } | |
1782 | ||
1783 | ||
1784 | #elif defined(HAVE_AVAHI) | |
1785 | static void | |
1786 | resolve_callback( | |
1787 | AvahiServiceResolver *resolver, /* I - Resolver */ | |
1788 | AvahiIfIndex interface, /* I - Interface */ | |
1789 | AvahiProtocol protocol, /* I - Address protocol */ | |
1790 | AvahiBrowserEvent event, /* I - Event */ | |
1791 | const char *serviceName,/* I - Service name */ | |
1792 | const char *regtype, /* I - Registration type */ | |
1793 | const char *replyDomain,/* I - Domain name */ | |
1794 | const char *hostTarget, /* I - FQDN */ | |
1795 | uint16_t port, /* I - Port number */ | |
1796 | AvahiStringList *txt, /* I - TXT records */ | |
1797 | AvahiLookupResultFlags flags, /* I - Lookup flags */ | |
1798 | void *context) /* I - Service */ | |
1799 | { | |
1800 | char uri[1024]; /* URI */ | |
1801 | key[256], /* TXT key */ | |
1802 | *value; /* TXT value */ | |
1803 | ippfind_srv_t *service = (ippfind_srv_t *)context; | |
1804 | /* Service */ | |
1805 | AvahiStringList *current; /* Current TXT key/value pair */ | |
1806 | ||
1807 | ||
1808 | if (event != AVAHI_RESOLVER_FOUND) | |
1809 | { | |
1810 | bonjour_error = 1; | |
1811 | ||
1812 | avahi_service_resolver_free(resolver); | |
1813 | avahi_simple_poll_quit(uribuf->poll); | |
1814 | return; | |
1815 | } | |
1816 | ||
1817 | service->is_resolved = 1; | |
1818 | service->host = strdup(hostTarget); | |
1819 | service->port = ntohs(port); | |
1820 | ||
1821 | /* | |
1822 | * Loop through the TXT key/value pairs and add them to an array... | |
1823 | */ | |
1824 | ||
1825 | for (current = txt; current; current = current->next) | |
1826 | { | |
1827 | /* | |
1828 | * Ignore bogus strings... | |
1829 | */ | |
1830 | ||
1831 | if (current->size > (sizeof(key) - 1)) | |
1832 | continue; | |
1833 | ||
1834 | memcpy(key, current->text, current->size); | |
1835 | key[current->size] = '\0'; | |
1836 | ||
1837 | if ((value = strchr(key, '=')) == NULL) | |
1838 | continue; | |
1839 | ||
1840 | *value++ = '\0'; | |
1841 | ||
1842 | /* | |
1843 | * Add to array of TXT values... | |
1844 | */ | |
1845 | ||
1846 | service->num_txt = cupsAddOption(key, value, service->num_txt, | |
1847 | &(service->txt)); | |
1848 | } | |
1849 | ||
1850 | set_service_uri(service); | |
1851 | } | |
1852 | #endif /* HAVE_DNSSD */ | |
1853 | ||
1854 | ||
1855 | /* | |
1856 | * 'set_service_uri()' - Set the URI of the service. | |
1857 | */ | |
1858 | ||
1859 | static void | |
1860 | set_service_uri(ippfind_srv_t *service) /* I - Service */ | |
1861 | { | |
1862 | char uri[1024]; /* URI */ | |
1863 | const char *path, /* Resource path */ | |
1864 | *scheme; /* URI scheme */ | |
1865 | ||
1866 | ||
1867 | if (!strncmp(service->regtype, "_http.", 6)) | |
1868 | { | |
1869 | scheme = "http"; | |
1870 | path = cupsGetOption("path", service->num_txt, service->txt); | |
1871 | } | |
1872 | else if (!strncmp(service->regtype, "_https.", 7)) | |
1873 | { | |
1874 | scheme = "https"; | |
1875 | path = cupsGetOption("path", service->num_txt, service->txt); | |
1876 | } | |
1877 | else if (!strncmp(service->regtype, "_ipp.", 5)) | |
1878 | { | |
1879 | scheme = "ipp"; | |
1880 | path = cupsGetOption("rp", service->num_txt, service->txt); | |
1881 | } | |
1882 | else if (!strncmp(service->regtype, "_ipps.", 6)) | |
1883 | { | |
1884 | scheme = "ipps"; | |
1885 | path = cupsGetOption("rp", service->num_txt, service->txt); | |
1886 | } | |
1887 | else if (!strncmp(service->regtype, "_printer.", 9)) | |
1888 | { | |
1889 | scheme = "lpd"; | |
1890 | path = cupsGetOption("rp", service->num_txt, service->txt); | |
1891 | } | |
1892 | else | |
1893 | return; | |
1894 | ||
1895 | if (!path || !*path) | |
1896 | path = "/"; | |
1897 | ||
1898 | if (*path == '/') | |
766a8229 | 1899 | httpAssembleURI(HTTP_URI_CODING_ALL, uri, sizeof(uri), scheme, NULL, |
bac07992 MS |
1900 | service->host, service->port, path); |
1901 | else | |
766a8229 | 1902 | httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), scheme, NULL, |
bac07992 MS |
1903 | service->host, service->port, "/%s", path); |
1904 | ||
1905 | service->uri = strdup(uri); | |
1906 | } | |
1907 | ||
1908 | ||
1909 | /* | |
766a8229 | 1910 | * 'show_usage()' - Show program usage. |
bac07992 MS |
1911 | */ |
1912 | ||
1913 | static void | |
766a8229 | 1914 | show_usage(void) |
bac07992 MS |
1915 | { |
1916 | _cupsLangPuts(stderr, _("Usage: ippfind [options] regtype[,subtype]" | |
1917 | "[.domain.] ... [expression]\n" | |
1918 | " ippfind [options] name[.regtype[.domain.]] " | |
1919 | "... [expression]\n" | |
1920 | " ippfind --help\n" | |
1921 | " ippfind --version")); | |
1922 | _cupsLangPuts(stderr, ""); | |
1923 | _cupsLangPuts(stderr, _("Options:")); | |
1924 | _cupsLangPuts(stderr, _(" -4 Connect using IPv4.")); | |
1925 | _cupsLangPuts(stderr, _(" -6 Connect using IPv6.")); | |
1926 | _cupsLangPuts(stderr, _(" -T seconds Set the browse timeout in " | |
1927 | "seconds.")); | |
1928 | _cupsLangPuts(stderr, _(" -V version Set default IPP " | |
1929 | "version.")); | |
1930 | _cupsLangPuts(stderr, _(" --help Show this help.")); | |
1931 | _cupsLangPuts(stderr, _(" --version Show program version.")); | |
1932 | _cupsLangPuts(stderr, ""); | |
1933 | _cupsLangPuts(stderr, _("Expressions:")); | |
1934 | _cupsLangPuts(stderr, _(" -d regex Match domain to regular expression.")); | |
1935 | _cupsLangPuts(stderr, _(" -e utility [argument ...] ;\n" | |
1936 | " Execute program if true.")); | |
1937 | _cupsLangPuts(stderr, _(" -l List attributes.")); | |
bac07992 | 1938 | _cupsLangPuts(stderr, _(" -n regex Match service name to regular expression.")); |
bac07992 MS |
1939 | _cupsLangPuts(stderr, _(" -p Print URI if true.")); |
1940 | _cupsLangPuts(stderr, _(" -q Quietly report match via exit code.")); | |
1941 | _cupsLangPuts(stderr, _(" -r True if service is remote.")); | |
766a8229 MS |
1942 | _cupsLangPuts(stderr, _(" -s Print service name if true.")); |
1943 | _cupsLangPuts(stderr, _(" -t key True if the TXT record contains the key.")); | |
1944 | _cupsLangPuts(stderr, _(" -u regex Match URI to regular expression.")); | |
1945 | _cupsLangPuts(stderr, _(" --domain regex Match domain to regular expression.")); | |
1946 | _cupsLangPuts(stderr, _(" --exec utility [argument ...] ;\n" | |
1947 | " Execute program if true.")); | |
1948 | _cupsLangPuts(stderr, _(" --ls List attributes.")); | |
1949 | _cupsLangPuts(stderr, _(" --local True if service is local.")); | |
1950 | _cupsLangPuts(stderr, _(" --name regex Match service name to regular expression.")); | |
1951 | _cupsLangPuts(stderr, _(" --path regex Match resource path to regular expression.")); | |
1952 | _cupsLangPuts(stderr, _(" --print Print URI if true.")); | |
1953 | _cupsLangPuts(stderr, _(" --print-name Print service name if true.")); | |
1954 | _cupsLangPuts(stderr, _(" --quiet Quietly report match via exit code.")); | |
1955 | _cupsLangPuts(stderr, _(" --remote True if service is remote.")); | |
1956 | _cupsLangPuts(stderr, _(" --txt key True if the TXT record contains the key.")); | |
1957 | _cupsLangPuts(stderr, _(" --txt-* regex Match TXT record key to regular expression.")); | |
1958 | _cupsLangPuts(stderr, _(" --uri regex Match URI to regular expression.")); | |
1959 | _cupsLangPuts(stderr, ""); | |
1960 | _cupsLangPuts(stderr, _("Modifiers:")); | |
1961 | _cupsLangPuts(stderr, _(" ( expressions ) Group expressions.")); | |
1962 | _cupsLangPuts(stderr, _(" ! expression Unary NOT of expression.")); | |
1963 | _cupsLangPuts(stderr, _(" --not expression Unary NOT of expression.")); | |
1964 | _cupsLangPuts(stderr, _(" --false Always false.")); | |
1965 | _cupsLangPuts(stderr, _(" --true Always true.")); | |
1966 | _cupsLangPuts(stderr, _(" expression expression Logical AND.")); | |
1967 | _cupsLangPuts(stderr, _(" expression --and expression\n" | |
1968 | " Logical AND.")); | |
1969 | _cupsLangPuts(stderr, _(" expression --or expression\n" | |
1970 | " Logical OR.")); | |
1971 | _cupsLangPuts(stderr, ""); | |
1972 | _cupsLangPuts(stderr, _("Substitutions:")); | |
1973 | _cupsLangPuts(stderr, _(" {} URI")); | |
1974 | _cupsLangPuts(stderr, _(" {service_domain} Domain name")); | |
1975 | _cupsLangPuts(stderr, _(" {service_hostname} Fully-qualified domain name")); | |
1976 | _cupsLangPuts(stderr, _(" {service_name} Service instance name")); | |
1977 | _cupsLangPuts(stderr, _(" {service_port} Port number")); | |
1978 | _cupsLangPuts(stderr, _(" {service_regtype} DNS-SD registration type")); | |
1979 | _cupsLangPuts(stderr, _(" {service_scheme} URI scheme")); | |
1980 | _cupsLangPuts(stderr, _(" {service_uri} URI")); | |
1981 | _cupsLangPuts(stderr, _(" {txt_*} Value of TXT record key")); | |
1982 | _cupsLangPuts(stderr, ""); | |
1983 | _cupsLangPuts(stderr, _("Environment Variables:")); | |
1984 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_DOMAIN Domain name")); | |
1985 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_HOSTNAME\n" | |
1986 | " Fully-qualified domain name")); | |
1987 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_NAME Service instance name")); | |
1988 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_PORT Port number")); | |
1989 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_REGTYPE DNS-SD registration type")); | |
1990 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_SCHEME URI scheme")); | |
1991 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_URI URI")); | |
1992 | _cupsLangPuts(stderr, _(" IPPFIND_TXT_* Value of TXT record key")); | |
1993 | ||
1994 | exit(IPPFIND_EXIT_TRUE); | |
bac07992 MS |
1995 | } |
1996 | ||
1997 | ||
1998 | /* | |
1999 | * 'show_version()' - Show program version. | |
2000 | */ | |
2001 | ||
2002 | static void | |
2003 | show_version(void) | |
2004 | { | |
2005 | _cupsLangPuts(stderr, CUPS_SVERSION); | |
2006 | ||
766a8229 | 2007 | exit(IPPFIND_EXIT_TRUE); |
bac07992 MS |
2008 | } |
2009 | ||
2010 | ||
2011 | /* | |
2012 | * End of "$Id$". | |
2013 | */ |