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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 | * | |
bac07992 MS |
18 | * Contents: |
19 | * | |
70752071 MS |
20 | * main() - Browse for printers. |
21 | * browse_callback() - Browse devices. | |
22 | * browse_local_callback() - Browse local devices. | |
23 | * browse_callback() - Browse devices. | |
24 | * client_callback() - Avahi client callback function. | |
25 | * compare_services() - Compare two devices. | |
26 | * dnssd_error_string() - Return an error string for an error code. | |
27 | * eval_expr() - Evaluate the expressions against the specified | |
28 | * service. | |
29 | * exec_program() - Execute a program for a service. | |
30 | * get_service() - Create or update a device. | |
31 | * get_time() - Get the current time-of-day in seconds. | |
32 | * list_service() - List the contents of a service. | |
33 | * new_expr() - Create a new expression. | |
34 | * poll_callback() - Wait for input on the specified file | |
35 | * descriptors. | |
36 | * resolve_callback() - Process resolve data. | |
37 | * set_service_uri() - Set the URI of the service. | |
38 | * show_usage() - Show program usage. | |
39 | * show_version() - Show program version. | |
bac07992 MS |
40 | */ |
41 | ||
42 | /* | |
43 | * Include necessary headers. | |
44 | */ | |
45 | ||
70752071 | 46 | #define _CUPS_NO_DEPRECATED |
bac07992 | 47 | #include <cups/cups-private.h> |
94b4b4a0 | 48 | #include <sys/wait.h> |
bac07992 MS |
49 | #include <regex.h> |
50 | #ifdef HAVE_DNSSD | |
51 | # include <dns_sd.h> | |
52 | #elif defined(HAVE_AVAHI) | |
53 | # include <avahi-client/client.h> | |
54 | # include <avahi-client/lookup.h> | |
55 | # include <avahi-common/simple-watch.h> | |
56 | # include <avahi-common/domain.h> | |
57 | # include <avahi-common/error.h> | |
58 | # include <avahi-common/malloc.h> | |
59 | # define kDNSServiceMaxDomainName AVAHI_DOMAIN_NAME_MAX | |
60 | #endif /* HAVE_DNSSD */ | |
61 | ||
2d0a0f48 MS |
62 | extern char **environ; /* Process environment variables */ |
63 | ||
bac07992 MS |
64 | |
65 | /* | |
66 | * Structures... | |
67 | */ | |
68 | ||
69 | typedef enum ippfind_exit_e /* Exit codes */ | |
70 | { | |
766a8229 | 71 | IPPFIND_EXIT_TRUE = 0, /* OK and result is true */ |
bac07992 MS |
72 | IPPFIND_EXIT_FALSE, /* OK but result is false*/ |
73 | IPPFIND_EXIT_BONJOUR, /* Browse/resolve failure */ | |
766a8229 MS |
74 | IPPFIND_EXIT_SYNTAX, /* Bad option or syntax error */ |
75 | IPPFIND_EXIT_MEMORY /* Out of memory */ | |
bac07992 MS |
76 | } ippfind_exit_t; |
77 | ||
78 | typedef enum ippfind_op_e /* Operations for expressions */ | |
79 | { | |
41743200 | 80 | /* "Evaluation" operations */ |
bac07992 MS |
81 | IPPFIND_OP_NONE, /* No operation */ |
82 | IPPFIND_OP_AND, /* Logical AND of all children */ | |
83 | IPPFIND_OP_OR, /* Logical OR of all children */ | |
84 | IPPFIND_OP_TRUE, /* Always true */ | |
85 | IPPFIND_OP_FALSE, /* Always false */ | |
766a8229 MS |
86 | IPPFIND_OP_IS_LOCAL, /* Is a local service */ |
87 | IPPFIND_OP_IS_REMOTE, /* Is a remote service */ | |
bac07992 MS |
88 | IPPFIND_OP_DOMAIN_REGEX, /* Domain matches regular expression */ |
89 | IPPFIND_OP_NAME_REGEX, /* Name matches regular expression */ | |
41743200 MS |
90 | IPPFIND_OP_HOST_REGEX, /* Hostname matches regular expression */ |
91 | IPPFIND_OP_PORT_RANGE, /* Port matches range */ | |
bac07992 MS |
92 | IPPFIND_OP_PATH_REGEX, /* Path matches regular expression */ |
93 | IPPFIND_OP_TXT_EXISTS, /* TXT record key exists */ | |
94 | IPPFIND_OP_TXT_REGEX, /* TXT record key matches regular expression */ | |
95 | IPPFIND_OP_URI_REGEX, /* URI matches regular expression */ | |
96 | ||
41743200 | 97 | /* "Output" operations */ |
bac07992 MS |
98 | IPPFIND_OP_EXEC, /* Execute when true */ |
99 | IPPFIND_OP_LIST, /* List when true */ | |
100 | IPPFIND_OP_PRINT_NAME, /* Print URI when true */ | |
101 | IPPFIND_OP_PRINT_URI, /* Print name when true */ | |
a505eef4 | 102 | IPPFIND_OP_QUIET /* No output when true */ |
bac07992 MS |
103 | } ippfind_op_t; |
104 | ||
105 | typedef struct ippfind_expr_s /* Expression */ | |
106 | { | |
107 | struct ippfind_expr_s | |
108 | *prev, /* Previous expression */ | |
109 | *next, /* Next expression */ | |
110 | *parent, /* Parent expressions */ | |
111 | *child; /* Child expressions */ | |
112 | ippfind_op_t op; /* Operation code (see above) */ | |
113 | int invert; /* Invert the result */ | |
114 | char *key; /* TXT record key */ | |
115 | regex_t re; /* Regular expression for matching */ | |
41743200 | 116 | int range[2]; /* Port number range */ |
766a8229 MS |
117 | int num_args; /* Number of arguments for exec */ |
118 | char **args; /* Arguments for exec */ | |
bac07992 MS |
119 | } ippfind_expr_t; |
120 | ||
121 | typedef struct ippfind_srv_s /* Service information */ | |
122 | { | |
123 | #ifdef HAVE_DNSSD | |
124 | DNSServiceRef ref; /* Service reference for query */ | |
125 | #elif defined(HAVE_AVAHI) | |
126 | AvahiServiceResolver *ref; /* Resolver */ | |
127 | #endif /* HAVE_DNSSD */ | |
128 | char *name, /* Service name */ | |
129 | *domain, /* Domain name */ | |
130 | *regtype, /* Registration type */ | |
131 | *fullName, /* Full name */ | |
132 | *host, /* Hostname */ | |
41743200 | 133 | *resource, /* Resource path */ |
bac07992 MS |
134 | *uri; /* URI */ |
135 | int num_txt; /* Number of TXT record keys */ | |
136 | cups_option_t *txt; /* TXT record keys */ | |
137 | int port, /* Port number */ | |
138 | is_local, /* Is a local service? */ | |
139 | is_processed, /* Did we process the service? */ | |
140 | is_resolved; /* Got the resolve data? */ | |
bac07992 MS |
141 | } ippfind_srv_t; |
142 | ||
143 | ||
144 | /* | |
145 | * Local globals... | |
146 | */ | |
147 | ||
148 | #ifdef HAVE_DNSSD | |
149 | static DNSServiceRef dnssd_ref; /* Master service reference */ | |
150 | #elif defined(HAVE_AVAHI) | |
151 | static AvahiClient *avahi_client = NULL;/* Client information */ | |
152 | static int avahi_got_data = 0; /* Got data from poll? */ | |
153 | static AvahiSimplePoll *avahi_poll = NULL; | |
154 | /* Poll information */ | |
155 | #endif /* HAVE_DNSSD */ | |
156 | ||
157 | static int address_family = AF_UNSPEC; | |
158 | /* Address family for LIST */ | |
159 | static int bonjour_error = 0; /* Error browsing/resolving? */ | |
766a8229 | 160 | static double bonjour_timeout = 1.0; /* Timeout in seconds */ |
bac07992 | 161 | static int ipp_version = 20; /* IPP version for LIST */ |
bac07992 MS |
162 | |
163 | ||
164 | /* | |
165 | * Local functions... | |
166 | */ | |
167 | ||
168 | #ifdef HAVE_DNSSD | |
169 | static void browse_callback(DNSServiceRef sdRef, | |
170 | DNSServiceFlags flags, | |
171 | uint32_t interfaceIndex, | |
172 | DNSServiceErrorType errorCode, | |
173 | const char *serviceName, | |
174 | const char *regtype, | |
175 | const char *replyDomain, void *context) | |
176 | __attribute__((nonnull(1,5,6,7,8))); | |
177 | static void browse_local_callback(DNSServiceRef sdRef, | |
178 | DNSServiceFlags flags, | |
179 | uint32_t interfaceIndex, | |
180 | DNSServiceErrorType errorCode, | |
181 | const char *serviceName, | |
182 | const char *regtype, | |
183 | const char *replyDomain, | |
184 | void *context) | |
185 | __attribute__((nonnull(1,5,6,7,8))); | |
186 | #elif defined(HAVE_AVAHI) | |
187 | static void browse_callback(AvahiServiceBrowser *browser, | |
188 | AvahiIfIndex interface, | |
189 | AvahiProtocol protocol, | |
190 | AvahiBrowserEvent event, | |
191 | const char *serviceName, | |
192 | const char *regtype, | |
193 | const char *replyDomain, | |
194 | AvahiLookupResultFlags flags, | |
195 | void *context); | |
196 | static void client_callback(AvahiClient *client, | |
197 | AvahiClientState state, | |
198 | void *context); | |
199 | #endif /* HAVE_AVAHI */ | |
200 | ||
201 | static int compare_services(ippfind_srv_t *a, ippfind_srv_t *b); | |
766a8229 MS |
202 | static const char *dnssd_error_string(int error); |
203 | static int eval_expr(ippfind_srv_t *service, | |
204 | ippfind_expr_t *expressions); | |
41743200 MS |
205 | static int exec_program(ippfind_srv_t *service, int num_args, |
206 | char **args); | |
bac07992 MS |
207 | static ippfind_srv_t *get_service(cups_array_t *services, |
208 | const char *serviceName, | |
209 | const char *regtype, | |
210 | const char *replyDomain) | |
211 | __attribute__((nonnull(1,2,3,4))); | |
766a8229 | 212 | static double get_time(void); |
41743200 MS |
213 | static int list_service(ippfind_srv_t *service); |
214 | static ippfind_expr_t *new_expr(ippfind_op_t op, int invert, | |
215 | const char *value, const char *regex, | |
216 | char **args); | |
bac07992 MS |
217 | #ifdef HAVE_DNSSD |
218 | static void resolve_callback(DNSServiceRef sdRef, | |
219 | DNSServiceFlags flags, | |
220 | uint32_t interfaceIndex, | |
221 | DNSServiceErrorType errorCode, | |
222 | const char *fullName, | |
223 | const char *hostTarget, uint16_t port, | |
224 | uint16_t txtLen, | |
225 | const unsigned char *txtRecord, | |
766a8229 | 226 | void *context) |
bac07992 MS |
227 | __attribute__((nonnull(1,5,6,9, 10))); |
228 | #elif defined(HAVE_AVAHI) | |
229 | static int poll_callback(struct pollfd *pollfds, | |
230 | unsigned int num_pollfds, int timeout, | |
231 | void *context); | |
232 | static void resolve_callback(AvahiServiceResolver *res, | |
233 | AvahiIfIndex interface, | |
234 | AvahiProtocol protocol, | |
235 | AvahiBrowserEvent event, | |
236 | const char *serviceName, | |
237 | const char *regtype, | |
238 | const char *replyDomain, | |
239 | const char *host_name, | |
240 | uint16_t port, | |
241 | AvahiStringList *txt, | |
242 | AvahiLookupResultFlags flags, | |
243 | void *context); | |
244 | #endif /* HAVE_DNSSD */ | |
245 | static void set_service_uri(ippfind_srv_t *service); | |
246 | static void show_usage(void) __attribute__((noreturn)); | |
247 | static void show_version(void) __attribute__((noreturn)); | |
bac07992 MS |
248 | |
249 | ||
250 | /* | |
251 | * 'main()' - Browse for printers. | |
252 | */ | |
253 | ||
254 | int /* O - Exit status */ | |
255 | main(int argc, /* I - Number of command-line args */ | |
256 | char *argv[]) /* I - Command-line arguments */ | |
257 | { | |
766a8229 MS |
258 | int i, /* Looping var */ |
259 | have_output = 0,/* Have output expression */ | |
260 | status = IPPFIND_EXIT_TRUE; | |
261 | /* Exit status */ | |
262 | const char *opt, /* Option character */ | |
263 | *search; /* Current browse/resolve string */ | |
264 | cups_array_t *searches; /* Things to browse/resolve */ | |
265 | cups_array_t *services; /* Service array */ | |
266 | ippfind_srv_t *service; /* Current service */ | |
267 | ippfind_expr_t *expressions = NULL, | |
268 | /* Expression tree */ | |
269 | *temp = NULL, /* New expression */ | |
270 | *parent = NULL, /* Parent expression */ | |
a505eef4 MS |
271 | *current = NULL,/* Current expression */ |
272 | *parens[100]; /* Markers for parenthesis */ | |
273 | int num_parens = 0; /* Number of parenthesis */ | |
766a8229 MS |
274 | ippfind_op_t logic = IPPFIND_OP_AND; |
275 | /* Logic for next expression */ | |
276 | int invert = 0; /* Invert expression? */ | |
277 | int err; /* DNS-SD error */ | |
278 | #ifdef HAVE_DNSSD | |
279 | fd_set sinput; /* Input set for select() */ | |
280 | struct timeval stimeout; /* Timeout for select() */ | |
281 | #endif /* HAVE_DNSSD */ | |
282 | double endtime; /* End time */ | |
70752071 MS |
283 | static const char * const ops[] = /* Node operation names */ |
284 | { | |
285 | "NONE", | |
286 | "AND", | |
287 | "OR", | |
288 | "TRUE", | |
289 | "FALSE", | |
290 | "IS_LOCAL", | |
291 | "IS_REMOTE", | |
292 | "DOMAIN_REGEX", | |
293 | "NAME_REGEX", | |
294 | "HOST_REGEX", | |
295 | "PORT_RANGE", | |
296 | "PATH_REGEX", | |
297 | "TXT_EXISTS", | |
298 | "TXT_REGEX", | |
299 | "URI_REGEX", | |
300 | "EXEC", | |
301 | "LIST", | |
302 | "PRINT_NAME", | |
303 | "PRINT_URI", | |
304 | "QUIET" | |
305 | }; | |
bac07992 MS |
306 | |
307 | ||
308 | /* | |
309 | * Initialize the locale... | |
310 | */ | |
311 | ||
312 | _cupsSetLocale(argv); | |
313 | ||
314 | /* | |
766a8229 | 315 | * Create arrays to track services and things we want to browse/resolve... |
bac07992 MS |
316 | */ |
317 | ||
766a8229 | 318 | searches = cupsArrayNew(NULL, NULL); |
bac07992 MS |
319 | services = cupsArrayNew((cups_array_func_t)compare_services, NULL); |
320 | ||
321 | /* | |
766a8229 | 322 | * Parse command-line... |
bac07992 MS |
323 | */ |
324 | ||
766a8229 | 325 | for (i = 1; i < argc; i ++) |
bac07992 | 326 | { |
766a8229 MS |
327 | if (argv[i][0] == '-') |
328 | { | |
329 | if (argv[i][1] == '-') | |
330 | { | |
331 | /* | |
332 | * Parse --option options... | |
333 | */ | |
334 | ||
335 | if (!strcmp(argv[i], "--and")) | |
336 | { | |
a505eef4 MS |
337 | if (logic == IPPFIND_OP_OR) |
338 | { | |
339 | _cupsLangPuts(stderr, _("ippfind: Cannot use --and after --or.")); | |
340 | show_usage(); | |
341 | } | |
766a8229 | 342 | |
a505eef4 MS |
343 | if (!current) |
344 | { | |
345 | _cupsLangPuts(stderr, | |
346 | _("ippfind: Missing expression before \"--and\".")); | |
347 | show_usage(); | |
348 | } | |
bac07992 | 349 | |
a505eef4 | 350 | temp = NULL; |
766a8229 MS |
351 | } |
352 | else if (!strcmp(argv[i], "--domain")) | |
353 | { | |
354 | i ++; | |
355 | if (i >= argc) | |
70752071 MS |
356 | { |
357 | _cupsLangPrintf(stderr, | |
358 | _("ippfind: Missing regular expression after %s."), | |
359 | "--domain"); | |
766a8229 | 360 | show_usage(); |
70752071 | 361 | } |
bac07992 | 362 | |
766a8229 MS |
363 | if ((temp = new_expr(IPPFIND_OP_DOMAIN_REGEX, invert, NULL, argv[i], |
364 | NULL)) == NULL) | |
365 | return (IPPFIND_EXIT_MEMORY); | |
366 | } | |
367 | else if (!strcmp(argv[i], "--exec")) | |
368 | { | |
369 | i ++; | |
370 | if (i >= argc) | |
70752071 MS |
371 | { |
372 | _cupsLangPrintf(stderr, _("ippfind: Expected program after %s."), | |
373 | "--exec"); | |
766a8229 | 374 | show_usage(); |
70752071 | 375 | } |
bac07992 | 376 | |
766a8229 MS |
377 | if ((temp = new_expr(IPPFIND_OP_EXEC, invert, NULL, NULL, |
378 | argv + i)) == NULL) | |
379 | return (IPPFIND_EXIT_MEMORY); | |
bac07992 | 380 | |
766a8229 MS |
381 | while (i < argc) |
382 | if (!strcmp(argv[i], ";")) | |
383 | break; | |
384 | else | |
385 | i ++; | |
bac07992 | 386 | |
766a8229 | 387 | if (i >= argc) |
70752071 MS |
388 | { |
389 | _cupsLangPrintf(stderr, _("ippfind: Expected semi-colon after %s."), | |
390 | "--exec"); | |
766a8229 | 391 | show_usage(); |
70752071 | 392 | } |
766a8229 MS |
393 | |
394 | have_output = 1; | |
395 | } | |
396 | else if (!strcmp(argv[i], "--false")) | |
397 | { | |
766a8229 MS |
398 | if ((temp = new_expr(IPPFIND_OP_FALSE, invert, NULL, NULL, |
399 | NULL)) == NULL) | |
400 | return (IPPFIND_EXIT_MEMORY); | |
401 | } | |
402 | else if (!strcmp(argv[i], "--help")) | |
403 | { | |
404 | show_usage(); | |
405 | } | |
41743200 MS |
406 | else if (!strcmp(argv[i], "--host")) |
407 | { | |
408 | i ++; | |
409 | if (i >= argc) | |
70752071 MS |
410 | { |
411 | _cupsLangPrintf(stderr, | |
412 | _("ippfind: Missing regular expression after %s."), | |
413 | "--host"); | |
41743200 | 414 | show_usage(); |
70752071 | 415 | } |
41743200 MS |
416 | |
417 | if ((temp = new_expr(IPPFIND_OP_HOST_REGEX, invert, NULL, argv[i], | |
418 | NULL)) == NULL) | |
419 | return (IPPFIND_EXIT_MEMORY); | |
420 | } | |
766a8229 MS |
421 | else if (!strcmp(argv[i], "--ls")) |
422 | { | |
766a8229 MS |
423 | if ((temp = new_expr(IPPFIND_OP_LIST, invert, NULL, NULL, |
424 | NULL)) == NULL) | |
425 | return (IPPFIND_EXIT_MEMORY); | |
426 | ||
427 | have_output = 1; | |
428 | } | |
429 | else if (!strcmp(argv[i], "--local")) | |
430 | { | |
766a8229 MS |
431 | if ((temp = new_expr(IPPFIND_OP_IS_LOCAL, invert, NULL, NULL, |
432 | NULL)) == NULL) | |
433 | return (IPPFIND_EXIT_MEMORY); | |
434 | } | |
435 | else if (!strcmp(argv[i], "--name")) | |
436 | { | |
437 | i ++; | |
438 | if (i >= argc) | |
70752071 MS |
439 | { |
440 | _cupsLangPrintf(stderr, | |
441 | _("ippfind: Missing regular expression after %s."), | |
442 | "--name"); | |
766a8229 | 443 | show_usage(); |
70752071 | 444 | } |
766a8229 MS |
445 | |
446 | if ((temp = new_expr(IPPFIND_OP_NAME_REGEX, invert, NULL, argv[i], | |
447 | NULL)) == NULL) | |
448 | return (IPPFIND_EXIT_MEMORY); | |
449 | } | |
450 | else if (!strcmp(argv[i], "--not")) | |
451 | { | |
452 | invert = 1; | |
453 | } | |
454 | else if (!strcmp(argv[i], "--or")) | |
455 | { | |
a505eef4 MS |
456 | if (!current) |
457 | { | |
458 | _cupsLangPuts(stderr, | |
459 | _("ippfind: Missing expression before \"--or\".")); | |
460 | show_usage(); | |
461 | } | |
462 | ||
463 | logic = IPPFIND_OP_OR; | |
464 | ||
465 | if (parent && parent->op == IPPFIND_OP_OR) | |
466 | { | |
467 | /* | |
468 | * Already setup to do "foo --or bar --or baz"... | |
469 | */ | |
470 | ||
471 | temp = NULL; | |
472 | } | |
473 | else if (!current->prev && parent) | |
474 | { | |
475 | /* | |
476 | * Change parent node into an OR node... | |
477 | */ | |
478 | ||
479 | parent->op = IPPFIND_OP_OR; | |
480 | temp = NULL; | |
481 | } | |
482 | else if (!current->prev) | |
483 | { | |
484 | /* | |
485 | * Need to group "current" in a new OR node... | |
486 | */ | |
487 | ||
488 | if ((temp = new_expr(IPPFIND_OP_OR, 0, NULL, NULL, | |
489 | NULL)) == NULL) | |
490 | return (IPPFIND_EXIT_MEMORY); | |
491 | ||
492 | temp->parent = parent; | |
493 | temp->child = current; | |
494 | current->parent = temp; | |
495 | ||
496 | if (parent) | |
497 | parent->child = temp; | |
498 | else | |
499 | expressions = temp; | |
500 | ||
501 | parent = temp; | |
502 | temp = NULL; | |
503 | } | |
504 | else | |
766a8229 MS |
505 | { |
506 | /* | |
a505eef4 MS |
507 | * Need to group previous expressions in an AND node, and then |
508 | * put that in an OR node... | |
766a8229 MS |
509 | */ |
510 | ||
a505eef4 MS |
511 | if ((temp = new_expr(IPPFIND_OP_AND, 0, NULL, NULL, |
512 | NULL)) == NULL) | |
513 | return (IPPFIND_EXIT_MEMORY); | |
514 | ||
515 | while (current->prev) | |
766a8229 | 516 | { |
a505eef4 MS |
517 | current->parent = temp; |
518 | current = current->prev; | |
519 | } | |
766a8229 | 520 | |
a505eef4 MS |
521 | current->parent = temp; |
522 | temp->child = current; | |
523 | current = temp; | |
766a8229 | 524 | |
a505eef4 MS |
525 | if ((temp = new_expr(IPPFIND_OP_OR, 0, NULL, NULL, |
526 | NULL)) == NULL) | |
527 | return (IPPFIND_EXIT_MEMORY); | |
766a8229 | 528 | |
a505eef4 MS |
529 | temp->parent = parent; |
530 | current->parent = temp; | |
766a8229 | 531 | |
a505eef4 MS |
532 | if (parent) |
533 | parent->child = temp; | |
534 | else | |
535 | expressions = temp; | |
766a8229 | 536 | |
a505eef4 MS |
537 | parent = temp; |
538 | temp = NULL; | |
766a8229 | 539 | } |
766a8229 MS |
540 | } |
541 | else if (!strcmp(argv[i], "--path")) | |
542 | { | |
543 | i ++; | |
544 | if (i >= argc) | |
70752071 MS |
545 | { |
546 | _cupsLangPrintf(stderr, | |
547 | _("ippfind: Missing regular expression after %s."), | |
548 | "--path"); | |
766a8229 | 549 | show_usage(); |
70752071 | 550 | } |
766a8229 MS |
551 | |
552 | if ((temp = new_expr(IPPFIND_OP_PATH_REGEX, invert, NULL, argv[i], | |
553 | NULL)) == NULL) | |
554 | return (IPPFIND_EXIT_MEMORY); | |
555 | } | |
41743200 MS |
556 | else if (!strcmp(argv[i], "--port")) |
557 | { | |
558 | i ++; | |
559 | if (i >= argc) | |
70752071 MS |
560 | { |
561 | _cupsLangPrintf(stderr, | |
562 | _("ippfind: Expected port range after %s."), | |
563 | "--port"); | |
41743200 | 564 | show_usage(); |
70752071 | 565 | } |
41743200 MS |
566 | |
567 | if ((temp = new_expr(IPPFIND_OP_PORT_RANGE, invert, argv[i], NULL, | |
568 | NULL)) == NULL) | |
569 | return (IPPFIND_EXIT_MEMORY); | |
570 | } | |
766a8229 MS |
571 | else if (!strcmp(argv[i], "--print")) |
572 | { | |
573 | if ((temp = new_expr(IPPFIND_OP_PRINT_URI, invert, NULL, NULL, | |
574 | NULL)) == NULL) | |
575 | return (IPPFIND_EXIT_MEMORY); | |
576 | ||
577 | have_output = 1; | |
578 | } | |
579 | else if (!strcmp(argv[i], "--print-name")) | |
580 | { | |
581 | if ((temp = new_expr(IPPFIND_OP_PRINT_NAME, invert, NULL, NULL, | |
582 | NULL)) == NULL) | |
583 | return (IPPFIND_EXIT_MEMORY); | |
584 | ||
585 | have_output = 1; | |
586 | } | |
587 | else if (!strcmp(argv[i], "--quiet")) | |
588 | { | |
589 | if ((temp = new_expr(IPPFIND_OP_QUIET, invert, NULL, NULL, | |
590 | NULL)) == NULL) | |
591 | return (IPPFIND_EXIT_MEMORY); | |
592 | ||
593 | have_output = 1; | |
594 | } | |
595 | else if (!strcmp(argv[i], "--remote")) | |
596 | { | |
597 | if ((temp = new_expr(IPPFIND_OP_IS_REMOTE, invert, NULL, NULL, | |
598 | NULL)) == NULL) | |
599 | return (IPPFIND_EXIT_MEMORY); | |
600 | } | |
601 | else if (!strcmp(argv[i], "--true")) | |
602 | { | |
603 | if ((temp = new_expr(IPPFIND_OP_TRUE, invert, NULL, argv[i], | |
604 | NULL)) == NULL) | |
605 | return (IPPFIND_EXIT_MEMORY); | |
606 | } | |
607 | else if (!strcmp(argv[i], "--txt")) | |
608 | { | |
609 | i ++; | |
610 | if (i >= argc) | |
70752071 MS |
611 | { |
612 | _cupsLangPrintf(stderr, _("ippfind: Expected key name after %s."), | |
613 | "--txt"); | |
766a8229 | 614 | show_usage(); |
70752071 | 615 | } |
766a8229 MS |
616 | |
617 | if ((temp = new_expr(IPPFIND_OP_TXT_EXISTS, invert, argv[i], NULL, | |
618 | NULL)) == NULL) | |
619 | return (IPPFIND_EXIT_MEMORY); | |
620 | } | |
621 | else if (!strncmp(argv[i], "--txt-", 5)) | |
622 | { | |
623 | const char *key = argv[i] + 5;/* TXT key */ | |
624 | ||
625 | i ++; | |
626 | if (i >= argc) | |
70752071 MS |
627 | { |
628 | _cupsLangPrintf(stderr, | |
629 | _("ippfind: Missing regular expression after %s."), | |
630 | argv[i - 1]); | |
766a8229 | 631 | show_usage(); |
70752071 | 632 | } |
766a8229 MS |
633 | |
634 | if ((temp = new_expr(IPPFIND_OP_TXT_REGEX, invert, key, argv[i], | |
635 | NULL)) == NULL) | |
636 | return (IPPFIND_EXIT_MEMORY); | |
637 | } | |
638 | else if (!strcmp(argv[i], "--uri")) | |
639 | { | |
640 | i ++; | |
641 | if (i >= argc) | |
70752071 MS |
642 | { |
643 | _cupsLangPrintf(stderr, | |
644 | _("ippfind: Missing regular expression after %s."), | |
645 | "--uri"); | |
766a8229 | 646 | show_usage(); |
70752071 | 647 | } |
766a8229 MS |
648 | |
649 | if ((temp = new_expr(IPPFIND_OP_URI_REGEX, invert, NULL, argv[i], | |
650 | NULL)) == NULL) | |
651 | return (IPPFIND_EXIT_MEMORY); | |
652 | } | |
653 | else if (!strcmp(argv[i], "--version")) | |
654 | { | |
655 | show_version(); | |
656 | } | |
657 | else | |
658 | { | |
659 | _cupsLangPrintf(stderr, _("%s: Unknown option \"%s\"."), | |
660 | "ippfind", argv[i]); | |
661 | show_usage(); | |
662 | } | |
663 | ||
664 | if (temp) | |
665 | { | |
666 | /* | |
667 | * Add new expression... | |
668 | */ | |
669 | ||
a505eef4 MS |
670 | if (logic == IPPFIND_OP_AND && |
671 | current && current->prev && | |
672 | parent && parent->op != IPPFIND_OP_AND) | |
673 | { | |
674 | /* | |
675 | * Need to re-group "current" in a new AND node... | |
676 | */ | |
677 | ||
678 | ippfind_expr_t *tempand; /* Temporary AND node */ | |
679 | ||
680 | if ((tempand = new_expr(IPPFIND_OP_AND, 0, NULL, NULL, | |
681 | NULL)) == NULL) | |
682 | return (IPPFIND_EXIT_MEMORY); | |
683 | ||
684 | /* | |
685 | * Replace "current" with new AND node at the end of this list... | |
686 | */ | |
687 | ||
688 | current->prev->next = tempand; | |
689 | tempand->prev = current->prev; | |
690 | tempand->parent = parent; | |
691 | ||
692 | /* | |
693 | * Add "current to the new AND node... | |
694 | */ | |
695 | ||
696 | tempand->child = current; | |
697 | current->parent = tempand; | |
698 | current->prev = NULL; | |
699 | parent = tempand; | |
700 | } | |
701 | ||
702 | /* | |
703 | * Add the new node at current level... | |
704 | */ | |
705 | ||
70752071 MS |
706 | temp->parent = parent; |
707 | temp->prev = current; | |
708 | ||
766a8229 | 709 | if (current) |
766a8229 | 710 | current->next = temp; |
766a8229 MS |
711 | else if (parent) |
712 | parent->child = temp; | |
713 | else | |
714 | expressions = temp; | |
715 | ||
70752071 MS |
716 | current = temp; |
717 | invert = 0; | |
718 | logic = IPPFIND_OP_AND; | |
719 | temp = NULL; | |
766a8229 MS |
720 | } |
721 | } | |
722 | else | |
723 | { | |
724 | /* | |
725 | * Parse -o options | |
726 | */ | |
727 | ||
728 | for (opt = argv[i] + 1; *opt; opt ++) | |
729 | { | |
730 | switch (*opt) | |
731 | { | |
732 | case '4' : | |
733 | address_family = AF_INET; | |
734 | break; | |
735 | ||
736 | case '6' : | |
737 | address_family = AF_INET6; | |
738 | break; | |
739 | ||
41743200 MS |
740 | case 'P' : |
741 | i ++; | |
742 | if (i >= argc) | |
70752071 MS |
743 | { |
744 | _cupsLangPrintf(stderr, | |
745 | _("ippfind: Expected port range after %s."), | |
746 | "-P"); | |
41743200 | 747 | show_usage(); |
70752071 | 748 | } |
41743200 MS |
749 | |
750 | if ((temp = new_expr(IPPFIND_OP_PORT_RANGE, invert, argv[i], | |
751 | NULL, NULL)) == NULL) | |
752 | return (IPPFIND_EXIT_MEMORY); | |
753 | break; | |
754 | ||
766a8229 MS |
755 | case 'T' : |
756 | i ++; | |
757 | if (i >= argc) | |
70752071 MS |
758 | { |
759 | _cupsLangPrintf(stderr, | |
760 | _("%s: Missing timeout for \"-T\"."), | |
761 | "ippfind"); | |
762 | show_usage(); | |
763 | } | |
766a8229 MS |
764 | |
765 | bonjour_timeout = atof(argv[i]); | |
766 | break; | |
767 | ||
768 | case 'V' : | |
769 | i ++; | |
770 | if (i >= argc) | |
70752071 MS |
771 | { |
772 | _cupsLangPrintf(stderr, | |
773 | _("%s: Missing version for \"-V\"."), | |
774 | "ippfind"); | |
775 | show_usage(); | |
776 | } | |
766a8229 MS |
777 | show_usage(); |
778 | ||
779 | if (!strcmp(argv[i], "1.1")) | |
780 | ipp_version = 11; | |
781 | else if (!strcmp(argv[i], "2.0")) | |
782 | ipp_version = 20; | |
783 | else if (!strcmp(argv[i], "2.1")) | |
784 | ipp_version = 21; | |
785 | else if (!strcmp(argv[i], "2.2")) | |
786 | ipp_version = 22; | |
787 | else | |
70752071 MS |
788 | { |
789 | _cupsLangPrintf(stderr, _("%s: Bad version %s for \"-V\"."), | |
790 | "ippfind", argv[i]); | |
766a8229 | 791 | show_usage(); |
70752071 | 792 | } |
766a8229 MS |
793 | break; |
794 | ||
795 | case 'd' : | |
796 | i ++; | |
797 | if (i >= argc) | |
70752071 MS |
798 | { |
799 | _cupsLangPrintf(stderr, | |
800 | _("ippfind: Missing regular expression after " | |
801 | "%s."), "-d"); | |
766a8229 | 802 | show_usage(); |
70752071 | 803 | } |
766a8229 MS |
804 | |
805 | if ((temp = new_expr(IPPFIND_OP_DOMAIN_REGEX, invert, NULL, | |
806 | argv[i], NULL)) == NULL) | |
807 | return (IPPFIND_EXIT_MEMORY); | |
808 | break; | |
809 | ||
41743200 MS |
810 | case 'h' : |
811 | i ++; | |
812 | if (i >= argc) | |
70752071 MS |
813 | { |
814 | _cupsLangPrintf(stderr, | |
815 | _("ippfind: Missing regular expression after " | |
816 | "%s."), "-h"); | |
41743200 | 817 | show_usage(); |
70752071 | 818 | } |
41743200 MS |
819 | |
820 | if ((temp = new_expr(IPPFIND_OP_HOST_REGEX, invert, NULL, | |
821 | argv[i], NULL)) == NULL) | |
822 | return (IPPFIND_EXIT_MEMORY); | |
823 | break; | |
824 | ||
766a8229 | 825 | case 'l' : |
766a8229 MS |
826 | if ((temp = new_expr(IPPFIND_OP_LIST, invert, NULL, NULL, |
827 | NULL)) == NULL) | |
828 | return (IPPFIND_EXIT_MEMORY); | |
829 | ||
830 | have_output = 1; | |
831 | break; | |
832 | ||
833 | case 'n' : | |
834 | i ++; | |
835 | if (i >= argc) | |
70752071 MS |
836 | { |
837 | _cupsLangPrintf(stderr, | |
838 | _("ippfind: Missing regular expression after " | |
839 | "%s."), "-n"); | |
766a8229 | 840 | show_usage(); |
70752071 | 841 | } |
766a8229 MS |
842 | |
843 | if ((temp = new_expr(IPPFIND_OP_NAME_REGEX, invert, NULL, | |
844 | argv[i], NULL)) == NULL) | |
845 | return (IPPFIND_EXIT_MEMORY); | |
846 | break; | |
847 | ||
848 | case 'p' : | |
849 | if ((temp = new_expr(IPPFIND_OP_PRINT_URI, invert, NULL, NULL, | |
850 | NULL)) == NULL) | |
851 | return (IPPFIND_EXIT_MEMORY); | |
852 | ||
853 | have_output = 1; | |
854 | break; | |
855 | ||
856 | case 'q' : | |
857 | if ((temp = new_expr(IPPFIND_OP_QUIET, invert, NULL, NULL, | |
858 | NULL)) == NULL) | |
859 | return (IPPFIND_EXIT_MEMORY); | |
860 | ||
861 | have_output = 1; | |
862 | break; | |
863 | ||
864 | case 'r' : | |
865 | if ((temp = new_expr(IPPFIND_OP_IS_REMOTE, invert, NULL, NULL, | |
866 | NULL)) == NULL) | |
867 | return (IPPFIND_EXIT_MEMORY); | |
868 | break; | |
869 | ||
870 | case 's' : | |
871 | if ((temp = new_expr(IPPFIND_OP_PRINT_NAME, invert, NULL, NULL, | |
872 | NULL)) == NULL) | |
873 | return (IPPFIND_EXIT_MEMORY); | |
874 | ||
875 | have_output = 1; | |
876 | break; | |
877 | ||
878 | case 't' : | |
879 | i ++; | |
880 | if (i >= argc) | |
70752071 MS |
881 | { |
882 | _cupsLangPrintf(stderr, | |
883 | _("ippfind: Missing key name after %s."), | |
884 | "-t"); | |
766a8229 | 885 | show_usage(); |
70752071 | 886 | } |
766a8229 MS |
887 | |
888 | if ((temp = new_expr(IPPFIND_OP_TXT_EXISTS, invert, argv[i], | |
889 | NULL, NULL)) == NULL) | |
890 | return (IPPFIND_EXIT_MEMORY); | |
891 | break; | |
892 | ||
893 | case 'u' : | |
894 | i ++; | |
895 | if (i >= argc) | |
70752071 MS |
896 | { |
897 | _cupsLangPrintf(stderr, | |
898 | _("ippfind: Missing regular expression after " | |
899 | "%s."), "-u"); | |
766a8229 | 900 | show_usage(); |
70752071 | 901 | } |
766a8229 MS |
902 | |
903 | if ((temp = new_expr(IPPFIND_OP_URI_REGEX, invert, NULL, | |
904 | argv[i], NULL)) == NULL) | |
905 | return (IPPFIND_EXIT_MEMORY); | |
906 | break; | |
907 | ||
e5528d42 MS |
908 | case 'x' : |
909 | i ++; | |
910 | if (i >= argc) | |
911 | { | |
912 | _cupsLangPrintf(stderr, | |
913 | _("ippfind: Missing program after %s."), | |
914 | "-x"); | |
915 | show_usage(); | |
916 | } | |
917 | ||
918 | if ((temp = new_expr(IPPFIND_OP_EXEC, invert, NULL, NULL, | |
919 | argv + i)) == NULL) | |
920 | return (IPPFIND_EXIT_MEMORY); | |
921 | ||
922 | while (i < argc) | |
923 | if (!strcmp(argv[i], ";")) | |
924 | break; | |
925 | else | |
926 | i ++; | |
927 | ||
928 | if (i >= argc) | |
929 | { | |
930 | _cupsLangPrintf(stderr, | |
931 | _("ippfind: Missing semi-colon after %s."), | |
932 | "-x"); | |
933 | show_usage(); | |
934 | } | |
935 | ||
936 | have_output = 1; | |
937 | break; | |
938 | ||
766a8229 MS |
939 | default : |
940 | _cupsLangPrintf(stderr, _("%s: Unknown option \"-%c\"."), | |
941 | "ippfind", *opt); | |
942 | show_usage(); | |
943 | break; | |
944 | } | |
945 | ||
946 | if (temp) | |
947 | { | |
948 | /* | |
949 | * Add new expression... | |
950 | */ | |
951 | ||
a505eef4 MS |
952 | if (logic == IPPFIND_OP_AND && |
953 | current && current->prev && | |
954 | parent && parent->op != IPPFIND_OP_AND) | |
955 | { | |
956 | /* | |
957 | * Need to re-group "current" in a new AND node... | |
958 | */ | |
959 | ||
960 | ippfind_expr_t *tempand; /* Temporary AND node */ | |
961 | ||
962 | if ((tempand = new_expr(IPPFIND_OP_AND, 0, NULL, NULL, | |
963 | NULL)) == NULL) | |
964 | return (IPPFIND_EXIT_MEMORY); | |
965 | ||
966 | /* | |
967 | * Replace "current" with new AND node at the end of this list... | |
968 | */ | |
969 | ||
970 | current->prev->next = tempand; | |
971 | tempand->prev = current->prev; | |
972 | tempand->parent = parent; | |
973 | ||
974 | /* | |
975 | * Add "current to the new AND node... | |
976 | */ | |
977 | ||
978 | tempand->child = current; | |
979 | current->parent = tempand; | |
980 | current->prev = NULL; | |
981 | parent = tempand; | |
982 | } | |
983 | ||
984 | /* | |
985 | * Add the new node at current level... | |
986 | */ | |
987 | ||
70752071 MS |
988 | temp->parent = parent; |
989 | temp->prev = current; | |
990 | ||
766a8229 | 991 | if (current) |
766a8229 | 992 | current->next = temp; |
766a8229 MS |
993 | else if (parent) |
994 | parent->child = temp; | |
995 | else | |
996 | expressions = temp; | |
997 | ||
70752071 MS |
998 | current = temp; |
999 | invert = 0; | |
1000 | logic = IPPFIND_OP_AND; | |
1001 | temp = NULL; | |
766a8229 MS |
1002 | } |
1003 | } | |
1004 | } | |
1005 | } | |
1006 | else if (!strcmp(argv[i], "(")) | |
bac07992 | 1007 | { |
a505eef4 MS |
1008 | if (num_parens >= 100) |
1009 | { | |
1010 | _cupsLangPuts(stderr, _("ippfind: Too many parenthesis.")); | |
1011 | show_usage(); | |
1012 | } | |
1013 | ||
766a8229 MS |
1014 | if ((temp = new_expr(IPPFIND_OP_AND, invert, NULL, NULL, NULL)) == NULL) |
1015 | return (IPPFIND_EXIT_MEMORY); | |
1016 | ||
a505eef4 MS |
1017 | parens[num_parens++] = temp; |
1018 | ||
766a8229 MS |
1019 | if (current) |
1020 | { | |
1021 | temp->parent = current->parent; | |
1022 | current->next = temp; | |
a505eef4 | 1023 | temp->prev = current; |
766a8229 MS |
1024 | } |
1025 | else | |
1026 | expressions = temp; | |
1027 | ||
a505eef4 MS |
1028 | parent = temp; |
1029 | current = NULL; | |
1030 | invert = 0; | |
1031 | logic = IPPFIND_OP_AND; | |
bac07992 | 1032 | } |
766a8229 MS |
1033 | else if (!strcmp(argv[i], ")")) |
1034 | { | |
a505eef4 | 1035 | if (num_parens <= 0) |
766a8229 MS |
1036 | { |
1037 | _cupsLangPuts(stderr, _("ippfind: Missing open parenthesis.")); | |
1038 | show_usage(); | |
1039 | } | |
bac07992 | 1040 | |
a505eef4 | 1041 | current = parens[--num_parens]; |
766a8229 | 1042 | parent = current->parent; |
a505eef4 MS |
1043 | invert = 0; |
1044 | logic = IPPFIND_OP_AND; | |
766a8229 MS |
1045 | } |
1046 | else if (!strcmp(argv[i], "!")) | |
1047 | { | |
1048 | invert = 1; | |
1049 | } | |
1050 | else | |
1051 | { | |
1052 | /* | |
1053 | * _regtype._tcp[,subtype][.domain] | |
1054 | * | |
1055 | * OR | |
1056 | * | |
1057 | * service-name[._regtype._tcp[.domain]] | |
1058 | */ | |
bac07992 | 1059 | |
766a8229 MS |
1060 | cupsArrayAdd(searches, argv[i]); |
1061 | } | |
1062 | } | |
1063 | ||
a505eef4 | 1064 | if (num_parens > 0) |
766a8229 MS |
1065 | { |
1066 | _cupsLangPuts(stderr, _("ippfind: Missing close parenthesis.")); | |
1067 | show_usage(); | |
1068 | } | |
bac07992 | 1069 | |
766a8229 MS |
1070 | if (!have_output) |
1071 | { | |
1072 | /* | |
1073 | * Add an implicit --print-uri to the end... | |
1074 | */ | |
1075 | ||
1076 | if ((temp = new_expr(IPPFIND_OP_PRINT_URI, 0, NULL, NULL, NULL)) == NULL) | |
1077 | return (IPPFIND_EXIT_MEMORY); | |
1078 | ||
1079 | if (current) | |
1080 | { | |
a505eef4 MS |
1081 | while (current->parent) |
1082 | current = current->parent; | |
1083 | ||
766a8229 | 1084 | current->next = temp; |
a505eef4 | 1085 | temp->prev = current; |
766a8229 MS |
1086 | } |
1087 | else | |
1088 | expressions = temp; | |
a505eef4 MS |
1089 | } |
1090 | ||
1091 | if (cupsArrayCount(searches) == 0) | |
1092 | { | |
1093 | /* | |
1094 | * Add an implicit browse for IPP printers ("_ipp._tcp")... | |
1095 | */ | |
1096 | ||
1097 | cupsArrayAdd(searches, "_ipp._tcp"); | |
1098 | } | |
1099 | ||
1100 | if (getenv("IPPFIND_DEBUG")) | |
1101 | { | |
70752071 | 1102 | int indent = 4; /* Indentation */ |
a505eef4 MS |
1103 | |
1104 | puts("Expression tree:"); | |
1105 | current = expressions; | |
1106 | while (current) | |
1107 | { | |
1108 | /* | |
1109 | * Print the current node... | |
1110 | */ | |
1111 | ||
1112 | printf("%*s%s%s\n", indent, "", current->invert ? "!" : "", | |
1113 | ops[current->op]); | |
1114 | ||
1115 | /* | |
1116 | * Advance to the next node... | |
1117 | */ | |
1118 | ||
1119 | if (current->child) | |
1120 | { | |
1121 | current = current->child; | |
1122 | indent += 4; | |
1123 | } | |
1124 | else if (current->next) | |
1125 | current = current->next; | |
1126 | else if (current->parent) | |
1127 | { | |
70752071 MS |
1128 | while (current->parent) |
1129 | { | |
1130 | indent -= 4; | |
1131 | current = current->parent; | |
1132 | if (current->next) | |
1133 | break; | |
1134 | } | |
1135 | ||
1136 | current = current->next; | |
a505eef4 MS |
1137 | } |
1138 | else | |
1139 | current = NULL; | |
1140 | } | |
bac07992 | 1141 | |
a505eef4 MS |
1142 | puts("\nSearch items:"); |
1143 | for (search = (const char *)cupsArrayFirst(searches); | |
1144 | search; | |
1145 | search = (const char *)cupsArrayNext(searches)) | |
1146 | printf(" %s\n", search); | |
766a8229 | 1147 | } |
bac07992 MS |
1148 | |
1149 | /* | |
766a8229 | 1150 | * Start up browsing/resolving... |
bac07992 MS |
1151 | */ |
1152 | ||
766a8229 MS |
1153 | #ifdef HAVE_DNSSD |
1154 | if ((err = DNSServiceCreateConnection(&dnssd_ref)) != kDNSServiceErr_NoError) | |
1155 | { | |
1156 | _cupsLangPrintf(stderr, _("ippfind: Unable to use Bonjour: %s"), | |
1157 | dnssd_error_string(err)); | |
1158 | return (IPPFIND_EXIT_BONJOUR); | |
1159 | } | |
bac07992 | 1160 | |
766a8229 MS |
1161 | #elif defined(HAVE_AVAHI) |
1162 | if ((avahi_poll = avahi_simple_poll_new()) == NULL) | |
bac07992 | 1163 | { |
94b4b4a0 MS |
1164 | _cupsLangPrintf(stderr, _("ippfind: Unable to use Bonjour: %s"), |
1165 | strerror(errno)); | |
766a8229 MS |
1166 | return (IPPFIND_EXIT_BONJOUR); |
1167 | } | |
bac07992 | 1168 | |
766a8229 | 1169 | avahi_simple_poll_set_func(avahi_poll, poll_callback, NULL); |
bac07992 | 1170 | |
766a8229 MS |
1171 | avahi_client = avahi_client_new(avahi_simple_poll_get(avahi_poll), |
1172 | 0, client_callback, avahi_poll, &err); | |
1173 | if (!client) | |
1174 | { | |
94b4b4a0 MS |
1175 | _cupsLangPrintf(stderr, _("ippfind: Unable to use Bonjour: %s"), |
1176 | dnssd_error_string(err)); | |
766a8229 MS |
1177 | return (IPPFIND_EXIT_BONJOUR); |
1178 | } | |
1179 | #endif /* HAVE_DNSSD */ | |
bac07992 | 1180 | |
766a8229 MS |
1181 | for (search = (const char *)cupsArrayFirst(searches); |
1182 | search; | |
1183 | search = (const char *)cupsArrayNext(searches)) | |
1184 | { | |
1185 | char buf[1024], /* Full name string */ | |
1186 | *name = NULL, /* Service instance name */ | |
1187 | *regtype, /* Registration type */ | |
1188 | *domain; /* Domain, if any */ | |
bac07992 | 1189 | |
766a8229 MS |
1190 | strlcpy(buf, search, sizeof(buf)); |
1191 | if (buf[0] == '_') | |
1192 | { | |
1193 | regtype = buf; | |
1194 | } | |
1195 | else if ((regtype = strstr(buf, "._")) != NULL) | |
1196 | { | |
1197 | name = buf; | |
1198 | *regtype++ = '\0'; | |
1199 | } | |
1200 | else | |
1201 | { | |
1202 | name = buf; | |
1203 | regtype = "_ipp._tcp"; | |
1204 | } | |
bac07992 | 1205 | |
766a8229 MS |
1206 | for (domain = regtype; *domain; domain ++) |
1207 | if (*domain == '.' && domain[1] != '_') | |
1208 | { | |
1209 | *domain++ = '\0'; | |
bac07992 | 1210 | break; |
766a8229 | 1211 | } |
bac07992 | 1212 | |
766a8229 MS |
1213 | if (!*domain) |
1214 | domain = NULL; | |
1215 | ||
1216 | if (name) | |
bac07992 MS |
1217 | { |
1218 | /* | |
766a8229 | 1219 | * Resolve the given service instance name, regtype, and domain... |
bac07992 MS |
1220 | */ |
1221 | ||
766a8229 MS |
1222 | if (!domain) |
1223 | domain = "local."; | |
1224 | ||
1225 | service = get_service(services, name, regtype, domain); | |
1226 | ||
1227 | #ifdef HAVE_DNSSD | |
1228 | service->ref = dnssd_ref; | |
1229 | err = DNSServiceResolve(&(service->ref), | |
1230 | kDNSServiceFlagsShareConnection, 0, name, | |
1231 | regtype, domain, resolve_callback, | |
1232 | service); | |
1233 | ||
1234 | #elif defined(HAVE_AVAHI) | |
1235 | service->ref = avahi_service_resolver_new(avahi_client, AVAHI_IF_UNSPEC, | |
1236 | AVAHI_PROTO_UNSPEC, name, | |
1237 | regtype, domain, | |
1238 | AVAHI_PROTO_UNSPEC, 0, | |
1239 | resolve_callback, service); | |
1240 | if (service->ref) | |
1241 | err = 0; | |
1242 | else | |
94b4b4a0 | 1243 | err = avahi_client_get_error(avahi_client); |
766a8229 | 1244 | #endif /* HAVE_DNSSD */ |
bac07992 MS |
1245 | } |
1246 | else | |
1247 | { | |
1248 | /* | |
766a8229 | 1249 | * Browse for services of the given type... |
bac07992 MS |
1250 | */ |
1251 | ||
766a8229 MS |
1252 | #ifdef HAVE_DNSSD |
1253 | DNSServiceRef ref; /* Browse reference */ | |
bac07992 | 1254 | |
766a8229 MS |
1255 | ref = dnssd_ref; |
1256 | err = DNSServiceBrowse(&ref, kDNSServiceFlagsShareConnection, 0, regtype, | |
1257 | domain, browse_callback, services); | |
bac07992 | 1258 | |
766a8229 | 1259 | if (!err) |
bac07992 | 1260 | { |
766a8229 MS |
1261 | ref = dnssd_ref; |
1262 | err = DNSServiceBrowse(&ref, kDNSServiceFlagsShareConnection, | |
1263 | kDNSServiceInterfaceIndexLocalOnly, regtype, | |
1264 | domain, browse_local_callback, services); | |
1265 | } | |
bac07992 | 1266 | |
766a8229 MS |
1267 | #elif defined(HAVE_AVAHI) |
1268 | if (avahi_service_browser_new(avahi_client, AVAHI_IF_UNSPEC, | |
1269 | AVAHI_PROTO_UNSPEC, regtype, domain, 0, | |
1270 | browse_callback, services)) | |
1271 | err = 0; | |
1272 | else | |
1273 | err = avahi_client_get_errno(avahi_client); | |
1274 | #endif /* HAVE_DNSSD */ | |
1275 | } | |
bac07992 | 1276 | |
766a8229 MS |
1277 | if (err) |
1278 | { | |
1279 | _cupsLangPrintf(stderr, _("ippfind: Unable to browse or resolve: %s"), | |
1280 | dnssd_error_string(err)); | |
1281 | ||
1282 | if (name) | |
1283 | printf("name=\"%s\"\n", name); | |
1284 | ||
1285 | printf("regtype=\"%s\"\n", regtype); | |
1286 | ||
1287 | if (domain) | |
1288 | printf("domain=\"%s\"\n", domain); | |
1289 | ||
1290 | return (IPPFIND_EXIT_BONJOUR); | |
bac07992 MS |
1291 | } |
1292 | } | |
1293 | ||
766a8229 MS |
1294 | /* |
1295 | * Process browse/resolve requests... | |
1296 | */ | |
1297 | ||
1298 | if (bonjour_timeout > 1.0) | |
1299 | endtime = get_time() + bonjour_timeout; | |
1300 | else | |
1301 | endtime = get_time() + 300.0; | |
1302 | ||
1303 | while (get_time() < endtime) | |
bac07992 | 1304 | { |
766a8229 MS |
1305 | int process = 0; /* Process services? */ |
1306 | ||
1307 | #ifdef HAVE_DNSSD | |
1308 | int fd = DNSServiceRefSockFD(dnssd_ref); | |
1309 | /* File descriptor for DNS-SD */ | |
1310 | ||
1311 | FD_ZERO(&sinput); | |
1312 | FD_SET(fd, &sinput); | |
1313 | ||
1314 | stimeout.tv_sec = 0; | |
1315 | stimeout.tv_usec = 500000; | |
1316 | ||
1317 | if (select(fd + 1, &sinput, NULL, NULL, &stimeout) < 0) | |
bac07992 MS |
1318 | continue; |
1319 | ||
766a8229 MS |
1320 | if (FD_ISSET(fd, &sinput)) |
1321 | { | |
1322 | /* | |
1323 | * Process responses... | |
1324 | */ | |
bac07992 | 1325 | |
766a8229 MS |
1326 | DNSServiceProcessResult(dnssd_ref); |
1327 | } | |
1328 | else | |
bac07992 | 1329 | { |
766a8229 MS |
1330 | /* |
1331 | * Time to process services... | |
1332 | */ | |
1333 | ||
1334 | process = 1; | |
bac07992 MS |
1335 | } |
1336 | ||
766a8229 MS |
1337 | #elif defined(HAVE_AVAHI) |
1338 | avahi_got_data = 0; | |
bac07992 | 1339 | |
766a8229 MS |
1340 | if (avahi_simple_poll_iterate(avahi_poll, 500) > 0) |
1341 | { | |
1342 | /* | |
1343 | * We've been told to exit the loop. Perhaps the connection to | |
1344 | * Avahi failed. | |
1345 | */ | |
bac07992 | 1346 | |
766a8229 MS |
1347 | return (IPPFIND_EXIT_BONJOUR); |
1348 | } | |
1349 | ||
1350 | if (!avahi_got_data) | |
bac07992 | 1351 | { |
766a8229 MS |
1352 | /* |
1353 | * Time to process services... | |
1354 | */ | |
bac07992 | 1355 | |
766a8229 MS |
1356 | process = 1; |
1357 | } | |
1358 | #endif /* HAVE_DNSSD */ | |
bac07992 | 1359 | |
766a8229 MS |
1360 | if (process) |
1361 | { | |
1362 | /* | |
1363 | * Process any services that we have found... | |
1364 | */ | |
bac07992 | 1365 | |
766a8229 MS |
1366 | int active = 0, /* Number of active resolves */ |
1367 | resolved = 0, /* Number of resolved services */ | |
1368 | processed = 0; /* Number of processed services */ | |
1369 | ||
1370 | for (service = (ippfind_srv_t *)cupsArrayFirst(services); | |
1371 | service; | |
1372 | service = (ippfind_srv_t *)cupsArrayNext(services)) | |
bac07992 | 1373 | { |
766a8229 MS |
1374 | if (service->is_processed) |
1375 | processed ++; | |
bac07992 | 1376 | |
766a8229 MS |
1377 | if (service->is_resolved) |
1378 | resolved ++; | |
bac07992 | 1379 | |
766a8229 | 1380 | if (!service->ref && !service->is_resolved) |
bac07992 | 1381 | { |
766a8229 MS |
1382 | /* |
1383 | * Found a service, now resolve it (but limit to 50 active resolves...) | |
1384 | */ | |
bac07992 | 1385 | |
766a8229 MS |
1386 | if (active < 50) |
1387 | { | |
1388 | #ifdef HAVE_DNSSD | |
1389 | service->ref = dnssd_ref; | |
1390 | err = DNSServiceResolve(&(service->ref), | |
1391 | kDNSServiceFlagsShareConnection, 0, | |
1392 | service->name, service->regtype, | |
1393 | service->domain, resolve_callback, | |
1394 | service); | |
bac07992 | 1395 | |
766a8229 MS |
1396 | #elif defined(HAVE_AVAHI) |
1397 | service->ref = avahi_service_resolver_new(avahi_client, | |
1398 | AVAHI_IF_UNSPEC, | |
1399 | AVAHI_PROTO_UNSPEC, | |
1400 | service->name, | |
1401 | service->regtype, | |
1402 | service->domain, | |
1403 | AVAHI_PROTO_UNSPEC, 0, | |
1404 | resolve_callback, | |
1405 | service); | |
1406 | if (service->ref) | |
1407 | err = 0; | |
1408 | else | |
1409 | err = avahi_client_get_errno(avahi_client); | |
1410 | #endif /* HAVE_DNSSD */ | |
bac07992 | 1411 | |
766a8229 MS |
1412 | if (err) |
1413 | { | |
1414 | _cupsLangPrintf(stderr, | |
1415 | _("ippfind: Unable to browse or resolve: %s"), | |
1416 | dnssd_error_string(err)); | |
1417 | return (IPPFIND_EXIT_BONJOUR); | |
1418 | } | |
bac07992 | 1419 | |
766a8229 MS |
1420 | active ++; |
1421 | } | |
bac07992 | 1422 | } |
766a8229 | 1423 | else if (service->is_resolved && !service->is_processed) |
bac07992 | 1424 | { |
766a8229 MS |
1425 | /* |
1426 | * Resolved, not process this service against the expressions... | |
1427 | */ | |
bac07992 | 1428 | |
766a8229 MS |
1429 | if (service->ref) |
1430 | { | |
1431 | #ifdef HAVE_DNSSD | |
1432 | DNSServiceRefDeallocate(service->ref); | |
1433 | #else | |
1434 | avahi_record_browser_free(service->ref); | |
1435 | #endif /* HAVE_DNSSD */ | |
bac07992 | 1436 | |
766a8229 | 1437 | service->ref = NULL; |
bac07992 | 1438 | } |
bac07992 | 1439 | |
766a8229 MS |
1440 | if (!eval_expr(service, expressions)) |
1441 | status = IPPFIND_EXIT_FALSE; | |
bac07992 | 1442 | |
766a8229 | 1443 | service->is_processed = 1; |
bac07992 | 1444 | } |
766a8229 MS |
1445 | else if (service->ref) |
1446 | active ++; | |
1447 | } | |
bac07992 | 1448 | |
766a8229 MS |
1449 | /* |
1450 | * If we have processed all services we have discovered, then we are done. | |
1451 | */ | |
bac07992 | 1452 | |
766a8229 MS |
1453 | if (processed == cupsArrayCount(services) && bonjour_timeout <= 1.0) |
1454 | break; | |
bac07992 | 1455 | } |
bac07992 MS |
1456 | } |
1457 | ||
766a8229 MS |
1458 | if (bonjour_error) |
1459 | return (IPPFIND_EXIT_BONJOUR); | |
1460 | else | |
1461 | return (status); | |
bac07992 MS |
1462 | } |
1463 | ||
1464 | ||
1465 | #ifdef HAVE_DNSSD | |
1466 | /* | |
1467 | * 'browse_callback()' - Browse devices. | |
1468 | */ | |
1469 | ||
1470 | static void | |
1471 | browse_callback( | |
1472 | DNSServiceRef sdRef, /* I - Service reference */ | |
1473 | DNSServiceFlags flags, /* I - Option flags */ | |
1474 | uint32_t interfaceIndex, /* I - Interface number */ | |
1475 | DNSServiceErrorType errorCode, /* I - Error, if any */ | |
1476 | const char *serviceName, /* I - Name of service/device */ | |
1477 | const char *regtype, /* I - Type of service */ | |
1478 | const char *replyDomain, /* I - Service domain */ | |
1479 | void *context) /* I - Services array */ | |
1480 | { | |
1481 | /* | |
1482 | * Only process "add" data... | |
1483 | */ | |
1484 | ||
1485 | if (errorCode != kDNSServiceErr_NoError || !(flags & kDNSServiceFlagsAdd)) | |
1486 | return; | |
1487 | ||
1488 | /* | |
1489 | * Get the device... | |
1490 | */ | |
1491 | ||
1492 | get_service((cups_array_t *)context, serviceName, regtype, replyDomain); | |
1493 | } | |
1494 | ||
1495 | ||
1496 | /* | |
1497 | * 'browse_local_callback()' - Browse local devices. | |
1498 | */ | |
1499 | ||
1500 | static void | |
1501 | browse_local_callback( | |
1502 | DNSServiceRef sdRef, /* I - Service reference */ | |
1503 | DNSServiceFlags flags, /* I - Option flags */ | |
1504 | uint32_t interfaceIndex, /* I - Interface number */ | |
1505 | DNSServiceErrorType errorCode, /* I - Error, if any */ | |
1506 | const char *serviceName, /* I - Name of service/device */ | |
1507 | const char *regtype, /* I - Type of service */ | |
1508 | const char *replyDomain, /* I - Service domain */ | |
1509 | void *context) /* I - Services array */ | |
1510 | { | |
1511 | ippfind_srv_t *service; /* Service */ | |
1512 | ||
1513 | ||
1514 | /* | |
1515 | * Only process "add" data... | |
1516 | */ | |
1517 | ||
1518 | if (errorCode != kDNSServiceErr_NoError || !(flags & kDNSServiceFlagsAdd)) | |
1519 | return; | |
1520 | ||
1521 | /* | |
1522 | * Get the device... | |
1523 | */ | |
1524 | ||
1525 | service = get_service((cups_array_t *)context, serviceName, regtype, | |
1526 | replyDomain); | |
1527 | service->is_local = 1; | |
1528 | } | |
1529 | #endif /* HAVE_DNSSD */ | |
1530 | ||
1531 | ||
1532 | #ifdef HAVE_AVAHI | |
1533 | /* | |
1534 | * 'browse_callback()' - Browse devices. | |
1535 | */ | |
1536 | ||
1537 | static void | |
1538 | browse_callback( | |
1539 | AvahiServiceBrowser *browser, /* I - Browser */ | |
1540 | AvahiIfIndex interface, /* I - Interface index (unused) */ | |
1541 | AvahiProtocol protocol, /* I - Network protocol (unused) */ | |
1542 | AvahiBrowserEvent event, /* I - What happened */ | |
1543 | const char *name, /* I - Service name */ | |
1544 | const char *type, /* I - Registration type */ | |
1545 | const char *domain, /* I - Domain */ | |
1546 | AvahiLookupResultFlags flags, /* I - Flags */ | |
1547 | void *context) /* I - Services array */ | |
1548 | { | |
1549 | AvahiClient *client = avahi_service_browser_get_client(browser); | |
1550 | /* Client information */ | |
1551 | ippfind_srv_t *service; /* Service information */ | |
1552 | ||
1553 | ||
1554 | (void)interface; | |
1555 | (void)protocol; | |
1556 | (void)context; | |
1557 | ||
1558 | switch (event) | |
1559 | { | |
1560 | case AVAHI_BROWSER_FAILURE: | |
1561 | fprintf(stderr, "DEBUG: browse_callback: %s\n", | |
1562 | avahi_strerror(avahi_client_errno(client))); | |
1563 | bonjour_error = 1; | |
94b4b4a0 | 1564 | avahi_simple_poll_quit(avahi_poll); |
bac07992 MS |
1565 | break; |
1566 | ||
1567 | case AVAHI_BROWSER_NEW: | |
1568 | /* | |
1569 | * This object is new on the network. Create a device entry for it if | |
1570 | * it doesn't yet exist. | |
1571 | */ | |
1572 | ||
1573 | service = get_service((cups_array_t *)context, name, type, domain); | |
1574 | ||
1575 | if (flags & AVAHI_LOOKUP_RESULT_LOCAL) | |
1576 | service->is_local = 1; | |
1577 | break; | |
1578 | ||
1579 | case AVAHI_BROWSER_REMOVE: | |
1580 | case AVAHI_BROWSER_ALL_FOR_NOW: | |
1581 | case AVAHI_BROWSER_CACHE_EXHAUSTED: | |
1582 | break; | |
1583 | } | |
1584 | } | |
1585 | ||
1586 | ||
1587 | /* | |
1588 | * 'client_callback()' - Avahi client callback function. | |
1589 | */ | |
1590 | ||
1591 | static void | |
1592 | client_callback( | |
1593 | AvahiClient *client, /* I - Client information (unused) */ | |
1594 | AvahiClientState state, /* I - Current state */ | |
1595 | void *context) /* I - User data (unused) */ | |
1596 | { | |
1597 | (void)client; | |
1598 | (void)context; | |
1599 | ||
1600 | /* | |
1601 | * If the connection drops, quit. | |
1602 | */ | |
1603 | ||
1604 | if (state == AVAHI_CLIENT_FAILURE) | |
1605 | { | |
1606 | fputs("DEBUG: Avahi connection failed.\n", stderr); | |
1607 | bonjour_error = 1; | |
1608 | avahi_simple_poll_quit(avahi_poll); | |
1609 | } | |
1610 | } | |
1611 | #endif /* HAVE_AVAHI */ | |
1612 | ||
1613 | ||
1614 | /* | |
1615 | * 'compare_services()' - Compare two devices. | |
1616 | */ | |
1617 | ||
1618 | static int /* O - Result of comparison */ | |
1619 | compare_services(ippfind_srv_t *a, /* I - First device */ | |
1620 | ippfind_srv_t *b) /* I - Second device */ | |
1621 | { | |
1622 | return (strcmp(a->name, b->name)); | |
1623 | } | |
1624 | ||
1625 | ||
766a8229 MS |
1626 | /* |
1627 | * 'dnssd_error_string()' - Return an error string for an error code. | |
1628 | */ | |
1629 | ||
1630 | static const char * /* O - Error message */ | |
1631 | dnssd_error_string(int error) /* I - Error number */ | |
1632 | { | |
1633 | # ifdef HAVE_DNSSD | |
1634 | switch (error) | |
1635 | { | |
1636 | case kDNSServiceErr_NoError : | |
1637 | return ("OK."); | |
1638 | ||
1639 | default : | |
1640 | case kDNSServiceErr_Unknown : | |
1641 | return ("Unknown error."); | |
1642 | ||
1643 | case kDNSServiceErr_NoSuchName : | |
1644 | return ("Service not found."); | |
1645 | ||
1646 | case kDNSServiceErr_NoMemory : | |
1647 | return ("Out of memory."); | |
1648 | ||
1649 | case kDNSServiceErr_BadParam : | |
1650 | return ("Bad parameter."); | |
1651 | ||
1652 | case kDNSServiceErr_BadReference : | |
1653 | return ("Bad service reference."); | |
1654 | ||
1655 | case kDNSServiceErr_BadState : | |
1656 | return ("Bad state."); | |
1657 | ||
1658 | case kDNSServiceErr_BadFlags : | |
1659 | return ("Bad flags."); | |
1660 | ||
1661 | case kDNSServiceErr_Unsupported : | |
1662 | return ("Unsupported."); | |
1663 | ||
1664 | case kDNSServiceErr_NotInitialized : | |
1665 | return ("Not initialized."); | |
1666 | ||
1667 | case kDNSServiceErr_AlreadyRegistered : | |
1668 | return ("Already registered."); | |
1669 | ||
1670 | case kDNSServiceErr_NameConflict : | |
1671 | return ("Name conflict."); | |
1672 | ||
1673 | case kDNSServiceErr_Invalid : | |
1674 | return ("Invalid name."); | |
1675 | ||
1676 | case kDNSServiceErr_Firewall : | |
1677 | return ("Firewall prevents registration."); | |
1678 | ||
1679 | case kDNSServiceErr_Incompatible : | |
1680 | return ("Client library incompatible."); | |
1681 | ||
1682 | case kDNSServiceErr_BadInterfaceIndex : | |
1683 | return ("Bad interface index."); | |
1684 | ||
1685 | case kDNSServiceErr_Refused : | |
1686 | return ("Server prevents registration."); | |
1687 | ||
1688 | case kDNSServiceErr_NoSuchRecord : | |
1689 | return ("Record not found."); | |
1690 | ||
1691 | case kDNSServiceErr_NoAuth : | |
1692 | return ("Authentication required."); | |
1693 | ||
1694 | case kDNSServiceErr_NoSuchKey : | |
1695 | return ("Encryption key not found."); | |
1696 | ||
1697 | case kDNSServiceErr_NATTraversal : | |
1698 | return ("Unable to traverse NAT boundary."); | |
1699 | ||
1700 | case kDNSServiceErr_DoubleNAT : | |
1701 | return ("Unable to traverse double-NAT boundary."); | |
1702 | ||
1703 | case kDNSServiceErr_BadTime : | |
1704 | return ("Bad system time."); | |
1705 | ||
1706 | case kDNSServiceErr_BadSig : | |
1707 | return ("Bad signature."); | |
1708 | ||
1709 | case kDNSServiceErr_BadKey : | |
1710 | return ("Bad encryption key."); | |
1711 | ||
1712 | case kDNSServiceErr_Transient : | |
1713 | return ("Transient error occurred - please try again."); | |
1714 | ||
1715 | case kDNSServiceErr_ServiceNotRunning : | |
1716 | return ("Server not running."); | |
1717 | ||
1718 | case kDNSServiceErr_NATPortMappingUnsupported : | |
1719 | return ("NAT doesn't support NAT-PMP or UPnP."); | |
1720 | ||
1721 | case kDNSServiceErr_NATPortMappingDisabled : | |
1722 | return ("NAT supports NAT-PNP or UPnP but it is disabled."); | |
1723 | ||
1724 | case kDNSServiceErr_NoRouter : | |
1725 | return ("No Internet/default router configured."); | |
1726 | ||
1727 | case kDNSServiceErr_PollingMode : | |
1728 | return ("Service polling mode error."); | |
1729 | ||
1730 | case kDNSServiceErr_Timeout : | |
1731 | return ("Service timeout."); | |
1732 | } | |
1733 | ||
1734 | # elif defined(HAVE_AVAHI) | |
1735 | return (avahi_strerror(error)); | |
1736 | # endif /* HAVE_DNSSD */ | |
1737 | } | |
1738 | ||
1739 | ||
1740 | /* | |
1741 | * 'eval_expr()' - Evaluate the expressions against the specified service. | |
1742 | * | |
1743 | * Returns 1 for true and 0 for false. | |
1744 | */ | |
1745 | ||
1746 | static int /* O - Result of evaluation */ | |
1747 | eval_expr(ippfind_srv_t *service, /* I - Service */ | |
1748 | ippfind_expr_t *expressions) /* I - Expressions */ | |
1749 | { | |
41743200 MS |
1750 | int logic, /* Logical operation */ |
1751 | result; /* Result of current expression */ | |
1752 | ippfind_expr_t *expression; /* Current expression */ | |
1753 | const char *val; /* TXT value */ | |
1754 | ||
1755 | /* | |
1756 | * Loop through the expressions... | |
1757 | */ | |
1758 | ||
1759 | if (expressions && expressions->parent) | |
1760 | logic = expressions->parent->op; | |
1761 | else | |
1762 | logic = IPPFIND_OP_AND; | |
1763 | ||
1764 | for (expression = expressions; expression; expression = expression->next) | |
1765 | { | |
1766 | switch (expression->op) | |
1767 | { | |
1768 | default : | |
1769 | case IPPFIND_OP_AND : | |
1770 | case IPPFIND_OP_OR : | |
1771 | if (expression->child) | |
1772 | result = eval_expr(service, expression->child); | |
1773 | else | |
1774 | result = expression->op == IPPFIND_OP_AND; | |
1775 | break; | |
1776 | case IPPFIND_OP_TRUE : | |
1777 | result = 1; | |
1778 | break; | |
1779 | case IPPFIND_OP_FALSE : | |
1780 | result = 0; | |
1781 | break; | |
1782 | case IPPFIND_OP_IS_LOCAL : | |
1783 | result = service->is_local; | |
1784 | break; | |
1785 | case IPPFIND_OP_IS_REMOTE : | |
1786 | result = !service->is_local; | |
1787 | break; | |
1788 | case IPPFIND_OP_DOMAIN_REGEX : | |
1789 | result = !regexec(&(expression->re), service->domain, 0, NULL, 0); | |
1790 | break; | |
1791 | case IPPFIND_OP_NAME_REGEX : | |
1792 | result = !regexec(&(expression->re), service->name, 0, NULL, 0); | |
1793 | break; | |
1794 | case IPPFIND_OP_HOST_REGEX : | |
1795 | result = !regexec(&(expression->re), service->host, 0, NULL, 0); | |
1796 | break; | |
1797 | case IPPFIND_OP_PORT_RANGE : | |
1798 | result = service->port >= expression->range[0] && | |
1799 | service->port <= expression->range[1]; | |
1800 | break; | |
1801 | case IPPFIND_OP_PATH_REGEX : | |
1802 | result = !regexec(&(expression->re), service->resource, 0, NULL, 0); | |
1803 | break; | |
1804 | case IPPFIND_OP_TXT_EXISTS : | |
1805 | result = cupsGetOption(expression->key, service->num_txt, | |
1806 | service->txt) != NULL; | |
1807 | break; | |
1808 | case IPPFIND_OP_TXT_REGEX : | |
1809 | val = cupsGetOption(expression->key, service->num_txt, | |
1810 | service->txt); | |
1811 | if (val) | |
1812 | result = !regexec(&(expression->re), val, 0, NULL, 0); | |
1813 | else | |
1814 | result = 0; | |
1815 | break; | |
1816 | case IPPFIND_OP_URI_REGEX : | |
1817 | result = !regexec(&(expression->re), service->uri, 0, NULL, 0); | |
1818 | break; | |
1819 | case IPPFIND_OP_EXEC : | |
1820 | result = exec_program(service, expression->num_args, | |
2d0a0f48 | 1821 | expression->args); |
41743200 MS |
1822 | break; |
1823 | case IPPFIND_OP_LIST : | |
1824 | result = list_service(service); | |
1825 | break; | |
1826 | case IPPFIND_OP_PRINT_NAME : | |
1827 | _cupsLangPuts(stdout, service->name); | |
1828 | result = 1; | |
1829 | break; | |
1830 | case IPPFIND_OP_PRINT_URI : | |
1831 | _cupsLangPuts(stdout, service->uri); | |
1832 | result = 1; | |
1833 | break; | |
1834 | case IPPFIND_OP_QUIET : | |
1835 | result = 1; | |
1836 | break; | |
1837 | } | |
1838 | ||
1839 | if (expression->invert) | |
1840 | result = !result; | |
1841 | ||
1842 | if (logic == IPPFIND_OP_AND && !result) | |
1843 | return (0); | |
1844 | else if (logic == IPPFIND_OP_OR && result) | |
1845 | return (1); | |
1846 | } | |
1847 | ||
1848 | return (logic == IPPFIND_OP_AND); | |
1849 | } | |
1850 | ||
1851 | ||
1852 | /* | |
1853 | * 'exec_program()' - Execute a program for a service. | |
1854 | */ | |
1855 | ||
1856 | static int /* O - 1 if program terminated | |
1857 | successfully, 0 otherwise. */ | |
1858 | exec_program(ippfind_srv_t *service, /* I - Service */ | |
1859 | int num_args, /* I - Number of command-line args */ | |
1860 | char **args) /* I - Command-line arguments */ | |
1861 | { | |
2d0a0f48 MS |
1862 | char **myargv, /* Command-line arguments */ |
1863 | **myenvp, /* Environment variables */ | |
1864 | *ptr, /* Pointer into variable */ | |
1865 | domain[1024], /* IPPFIND_SERVICE_DOMAIN */ | |
1866 | hostname[1024], /* IPPFIND_SERVICE_HOSTNAME */ | |
1867 | name[256], /* IPPFIND_SERVICE_NAME */ | |
1868 | port[32], /* IPPFIND_SERVICE_PORT */ | |
1869 | regtype[256], /* IPPFIND_SERVICE_REGTYPE */ | |
1870 | scheme[128], /* IPPFIND_SERVICE_SCHEME */ | |
1871 | uri[1024], /* IPPFIND_SERVICE_URI */ | |
1872 | txt[100][256]; /* IPPFIND_TXT_foo */ | |
1873 | int i, /* Looping var */ | |
1874 | myenvc, /* Number of environment variables */ | |
1875 | status; /* Exit status of program */ | |
1876 | #ifndef WIN32 | |
1877 | char program[1024]; /* Program to execute */ | |
1878 | int pid; /* Process ID */ | |
1879 | #endif /* !WIN32 */ | |
766a8229 | 1880 | |
2d0a0f48 MS |
1881 | |
1882 | /* | |
1883 | * Environment variables... | |
1884 | */ | |
1885 | ||
1886 | snprintf(domain, sizeof(domain), "IPPFIND_SERVICE_DOMAIN=%s", | |
1887 | service->domain); | |
1888 | snprintf(hostname, sizeof(hostname), "IPPFIND_SERVICE_HOSTNAME=%s", | |
1889 | service->host); | |
1890 | snprintf(name, sizeof(name), "IPPFIND_SERVICE_NAME=%s", service->name); | |
1891 | snprintf(port, sizeof(port), "IPPFIND_SERVICE_PORT=%d", service->port); | |
1892 | snprintf(regtype, sizeof(regtype), "IPPFIND_SERVICE_REGTYPE=%s", | |
1893 | service->regtype); | |
1894 | snprintf(scheme, sizeof(scheme), "IPPFIND_SERVICE_SCHEME=%s", | |
1895 | !strncmp(service->regtype, "_http._tcp", 10) ? "http" : | |
1896 | !strncmp(service->regtype, "_https._tcp", 11) ? "https" : | |
1897 | !strncmp(service->regtype, "_ipp._tcp", 9) ? "ipp" : | |
1898 | !strncmp(service->regtype, "_ipps._tcp", 10) ? "ipps" : "lpd"); | |
1899 | snprintf(uri, sizeof(uri), "IPPFIND_SERVICE_URI=%s", service->uri); | |
1900 | for (i = 0; i < service->num_txt && i < 100; i ++) | |
1901 | { | |
1902 | snprintf(txt[i], sizeof(txt[i]), "IPPFIND_TXT_%s=%s", service->txt[i].name, | |
1903 | service->txt[i].value); | |
1904 | for (ptr = txt[i] + 12; *ptr && *ptr != '='; ptr ++) | |
1905 | *ptr = _cups_toupper(*ptr); | |
1906 | } | |
1907 | ||
1908 | for (i = 0, myenvc = 7 + service->num_txt; environ[i]; i ++) | |
1909 | if (strncmp(environ[i], "IPPFIND_", 8)) | |
1910 | myenvc ++; | |
1911 | ||
1912 | if ((myenvp = calloc(sizeof(char *), myenvc + 1)) == NULL) | |
1913 | { | |
1914 | _cupsLangPuts(stderr, _("ippfind: Out of memory.")); | |
1915 | exit(IPPFIND_EXIT_MEMORY); | |
1916 | } | |
1917 | ||
1918 | for (i = 0, myenvc = 0; environ[i]; i ++) | |
1919 | if (strncmp(environ[i], "IPPFIND_", 8)) | |
1920 | myenvp[myenvc++] = environ[i]; | |
1921 | ||
1922 | myenvp[myenvc++] = domain; | |
1923 | myenvp[myenvc++] = hostname; | |
1924 | myenvp[myenvc++] = name; | |
1925 | myenvp[myenvc++] = port; | |
1926 | myenvp[myenvc++] = regtype; | |
1927 | myenvp[myenvc++] = scheme; | |
1928 | myenvp[myenvc++] = uri; | |
1929 | ||
1930 | for (i = 0; i < service->num_txt && i < 100; i ++) | |
1931 | myenvp[myenvc++] = txt[i]; | |
1932 | ||
1933 | /* | |
1934 | * Allocate and copy command-line arguments... | |
1935 | */ | |
1936 | ||
1937 | if ((myargv = calloc(sizeof(char *), num_args + 1)) == NULL) | |
1938 | { | |
1939 | _cupsLangPuts(stderr, _("ippfind: Out of memory.")); | |
1940 | exit(IPPFIND_EXIT_MEMORY); | |
1941 | } | |
1942 | ||
1943 | for (i = 0; i < num_args; i ++) | |
1944 | { | |
1945 | if (strchr(args[i], '{')) | |
1946 | { | |
1947 | char temp[2048], /* Temporary string */ | |
1948 | *tptr, /* Pointer into temporary string */ | |
1949 | keyword[256], /* {keyword} */ | |
1950 | *kptr; /* Pointer into keyword */ | |
1951 | ||
1952 | for (ptr = args[i], tptr = temp; *ptr; ptr ++) | |
1953 | { | |
1954 | if (*ptr == '{') | |
1955 | { | |
1956 | /* | |
1957 | * Do a {var} substitution... | |
1958 | */ | |
1959 | ||
1960 | for (kptr = keyword, ptr ++; *ptr && *ptr != '}'; ptr ++) | |
1961 | if (kptr < (keyword + sizeof(keyword) - 1)) | |
1962 | *kptr++ = *ptr; | |
1963 | ||
1964 | if (*ptr != '}') | |
1965 | { | |
1966 | _cupsLangPuts(stderr, | |
1967 | _("ippfind: Missing close brace in substitution.")); | |
1968 | exit(IPPFIND_EXIT_SYNTAX); | |
1969 | } | |
1970 | ||
1971 | *kptr = '\0'; | |
1972 | if (!keyword[0] || !strcmp(keyword, "service_uri")) | |
1973 | strlcpy(tptr, service->uri, sizeof(temp) - (tptr - temp)); | |
1974 | else if (!strcmp(keyword, "service_domain")) | |
1975 | strlcpy(tptr, service->domain, sizeof(temp) - (tptr - temp)); | |
1976 | else if (!strcmp(keyword, "service_hostname")) | |
1977 | strlcpy(tptr, service->host, sizeof(temp) - (tptr - temp)); | |
1978 | else if (!strcmp(keyword, "service_name")) | |
1979 | strlcpy(tptr, service->name, sizeof(temp) - (tptr - temp)); | |
1980 | else if (!strcmp(keyword, "service_path")) | |
1981 | strlcpy(tptr, service->resource, sizeof(temp) - (tptr - temp)); | |
1982 | else if (!strcmp(keyword, "service_port")) | |
1983 | strlcpy(tptr, port + 20, sizeof(temp) - (tptr - temp)); | |
1984 | else if (!strcmp(keyword, "service_scheme")) | |
1985 | strlcpy(tptr, scheme + 22, sizeof(temp) - (tptr - temp)); | |
1986 | else if (!strncmp(keyword, "txt_", 4)) | |
1987 | { | |
1988 | if ((ptr = (char *)cupsGetOption(keyword + 4, service->num_txt, | |
1989 | service->txt)) != NULL) | |
1990 | strlcpy(tptr, strdup(ptr), sizeof(temp) - (tptr - temp)); | |
1991 | else | |
1992 | *tptr = '\0'; | |
1993 | } | |
1994 | else | |
1995 | { | |
1996 | _cupsLangPrintf(stderr, _("ippfind: Unknown variable \"{%s}\"."), | |
1997 | keyword); | |
1998 | exit(IPPFIND_EXIT_SYNTAX); | |
1999 | } | |
2000 | ||
2001 | tptr += strlen(tptr); | |
2002 | } | |
2003 | else if (tptr < (temp + sizeof(temp) - 1)) | |
2004 | *tptr++ = *ptr; | |
2005 | } | |
2006 | ||
2007 | *tptr = '\0'; | |
2008 | myargv[i] = strdup(temp); | |
2009 | } | |
2010 | else | |
2011 | myargv[i] = strdup(args[i]); | |
2012 | } | |
2013 | ||
2014 | #ifdef WIN32 | |
2015 | status = _spawnvpe(_P_WAIT, args[0], myargv, myenvp); | |
2016 | ||
2017 | #else | |
2018 | /* | |
2019 | * Execute the program... | |
2020 | */ | |
2021 | ||
2022 | if (strchr(args[0], '/') && !access(args[0], X_OK)) | |
2023 | strlcpy(program, args[0], sizeof(program)); | |
2024 | else if (!cupsFileFind(args[0], getenv("PATH"), 1, program, sizeof(program))) | |
2025 | { | |
2026 | _cupsLangPrintf(stderr, _("ippfind: Unable to execute \"%s\": %s"), | |
2027 | args[0], strerror(ENOENT)); | |
2028 | exit(IPPFIND_EXIT_SYNTAX); | |
2029 | } | |
2030 | ||
2031 | if (getenv("IPPFIND_DEBUG")) | |
2032 | { | |
2033 | printf("\nProgram:\n %s\n", program); | |
2034 | puts("\nArguments:"); | |
2035 | for (i = 0; i < num_args; i ++) | |
2036 | printf(" %s\n", myargv[i]); | |
2037 | puts("\nEnvironment:"); | |
2038 | for (i = 0; i < myenvc; i ++) | |
2039 | printf(" %s\n", myenvp[i]); | |
2040 | } | |
2041 | ||
2042 | if ((pid = fork()) == 0) | |
2043 | { | |
2044 | /* | |
2045 | * Child comes here... | |
2046 | */ | |
2047 | ||
2048 | execve(program, myargv, myenvp); | |
2049 | exit(1); | |
2050 | } | |
2051 | else if (pid < 0) | |
2052 | { | |
2053 | _cupsLangPrintf(stderr, _("ippfind: Unable to execute \"%s\": %s"), | |
2054 | args[0], strerror(errno)); | |
2055 | exit(IPPFIND_EXIT_SYNTAX); | |
2056 | } | |
2057 | else | |
2058 | { | |
2059 | /* | |
2060 | * Wait for it to complete... | |
2061 | */ | |
2062 | ||
2063 | while (wait(&status) != pid) | |
2064 | ; | |
2065 | } | |
2066 | #endif /* WIN32 */ | |
2067 | ||
2068 | /* | |
2069 | * Free memory... | |
2070 | */ | |
2071 | ||
2072 | for (i = 0; i < num_args; i ++) | |
2073 | free(myargv[i]); | |
2074 | ||
2075 | /* | |
2076 | * Return whether the program succeeded or crashed... | |
2077 | */ | |
2078 | ||
2079 | return (status == 0); | |
766a8229 MS |
2080 | } |
2081 | ||
2082 | ||
bac07992 MS |
2083 | /* |
2084 | * 'get_service()' - Create or update a device. | |
2085 | */ | |
2086 | ||
2087 | static ippfind_srv_t * /* O - Service */ | |
2088 | get_service(cups_array_t *services, /* I - Service array */ | |
2089 | const char *serviceName, /* I - Name of service/device */ | |
2090 | const char *regtype, /* I - Type of service */ | |
2091 | const char *replyDomain) /* I - Service domain */ | |
2092 | { | |
2093 | ippfind_srv_t key, /* Search key */ | |
2094 | *service; /* Service */ | |
2095 | char fullName[kDNSServiceMaxDomainName]; | |
2096 | /* Full name for query */ | |
2097 | ||
2098 | ||
2099 | /* | |
2100 | * See if this is a new device... | |
2101 | */ | |
2102 | ||
2103 | key.name = (char *)serviceName; | |
2104 | key.regtype = (char *)regtype; | |
2105 | ||
2106 | for (service = cupsArrayFind(services, &key); | |
2107 | service; | |
2108 | service = cupsArrayNext(services)) | |
2109 | if (_cups_strcasecmp(service->name, key.name)) | |
2110 | break; | |
2111 | else if (!strcmp(service->regtype, key.regtype)) | |
2112 | return (service); | |
2113 | ||
2114 | /* | |
2115 | * Yes, add the service... | |
2116 | */ | |
2117 | ||
2118 | service = calloc(sizeof(ippfind_srv_t), 1); | |
2119 | service->name = strdup(serviceName); | |
2120 | service->domain = strdup(replyDomain); | |
2121 | service->regtype = strdup(regtype); | |
2122 | ||
2123 | cupsArrayAdd(services, service); | |
2124 | ||
2125 | /* | |
2126 | * Set the "full name" of this service, which is used for queries and | |
2127 | * resolves... | |
2128 | */ | |
2129 | ||
2130 | #ifdef HAVE_DNSSD | |
2131 | DNSServiceConstructFullName(fullName, serviceName, regtype, replyDomain); | |
2132 | #else /* HAVE_AVAHI */ | |
2133 | avahi_service_name_join(fullName, kDNSServiceMaxDomainName, serviceName, | |
2134 | regtype, replyDomain); | |
2135 | #endif /* HAVE_DNSSD */ | |
2136 | ||
2137 | service->fullName = strdup(fullName); | |
2138 | ||
2139 | return (service); | |
2140 | } | |
2141 | ||
2142 | ||
766a8229 MS |
2143 | /* |
2144 | * 'get_time()' - Get the current time-of-day in seconds. | |
2145 | */ | |
2146 | ||
2147 | static double | |
2148 | get_time(void) | |
2149 | { | |
2150 | #ifdef WIN32 | |
2151 | struct _timeb curtime; /* Current Windows time */ | |
2152 | ||
2153 | _ftime(&curtime); | |
2154 | ||
2155 | return (curtime.time + 0.001 * curtime.millitm); | |
2156 | ||
2157 | #else | |
2158 | struct timeval curtime; /* Current UNIX time */ | |
2159 | ||
2160 | if (gettimeofday(&curtime, NULL)) | |
2161 | return (0.0); | |
2162 | else | |
2163 | return (curtime.tv_sec + 0.000001 * curtime.tv_usec); | |
2164 | #endif /* WIN32 */ | |
2165 | } | |
2166 | ||
2167 | ||
41743200 MS |
2168 | /* |
2169 | * 'list_service()' - List the contents of a service. | |
2170 | */ | |
2171 | ||
2172 | static int /* O - 1 if successful, 0 otherwise */ | |
2173 | list_service(ippfind_srv_t *service) /* I - Service */ | |
2174 | { | |
70752071 | 2175 | http_addrlist_t *addrlist; /* Address(es) of service */ |
2d0a0f48 | 2176 | char port[10]; /* Port number of service */ |
70752071 MS |
2177 | |
2178 | ||
2179 | snprintf(port, sizeof(port), "%d", service->port); | |
2180 | ||
2181 | if ((addrlist = httpAddrGetList(service->host, address_family, port)) == NULL) | |
2182 | { | |
2183 | _cupsLangPrintf(stdout, "%s unreachable", service->uri); | |
2184 | return (0); | |
2185 | } | |
2186 | ||
2187 | if (!strncmp(service->regtype, "_ipp._tcp", 9) || | |
2188 | !strncmp(service->regtype, "_ipps._tcp", 10)) | |
2189 | { | |
2190 | /* | |
2191 | * IPP/IPPS printer | |
2192 | */ | |
2193 | ||
2194 | http_t *http; /* HTTP connection */ | |
2195 | ipp_t *request, /* IPP request */ | |
2196 | *response; /* IPP response */ | |
2197 | ipp_attribute_t *attr; /* IPP attribute */ | |
2198 | int i, /* Looping var */ | |
2199 | count, /* Number of values */ | |
2200 | version, /* IPP version */ | |
2201 | paccepting; /* printer-is-accepting-jobs value */ | |
2202 | ipp_pstate_t pstate; /* printer-state value */ | |
2203 | char preasons[1024], /* Comma-delimited printer-state-reasons */ | |
2204 | *ptr, /* Pointer into reasons */ | |
2205 | *end; /* End of reasons buffer */ | |
2206 | static const char * const rattrs[] =/* Requested attributes */ | |
2207 | { | |
2208 | "printer-is-accepting-jobs", | |
2209 | "printer-state", | |
2210 | "printer-state-reasons" | |
2211 | }; | |
2212 | ||
2213 | /* | |
2214 | * Connect to the printer... | |
2215 | */ | |
2216 | ||
2217 | http = httpConnect2(service->host, service->port, addrlist, address_family, | |
2218 | !strncmp(service->regtype, "_ipps._tcp", 10) ? | |
2219 | HTTP_ENCRYPTION_ALWAYS : | |
2220 | HTTP_ENCRYPTION_IF_REQUESTED, | |
2221 | 1, 30000, NULL); | |
2222 | ||
2223 | httpAddrFreeList(addrlist); | |
2224 | ||
2225 | if (!http) | |
2226 | { | |
2227 | _cupsLangPrintf(stdout, "%s unavailable", service->uri); | |
2228 | return (0); | |
2229 | } | |
2230 | ||
2231 | /* | |
2232 | * Get the current printer state... | |
2233 | */ | |
2234 | ||
2235 | response = NULL; | |
2236 | version = ipp_version; | |
2237 | ||
2238 | do | |
2239 | { | |
2240 | request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES); | |
2241 | ippSetVersion(request, version / 10, version % 10); | |
2242 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, | |
2243 | service->uri); | |
2244 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, | |
2245 | "requesting-user-name", NULL, cupsUser()); | |
2246 | ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, | |
2247 | "requested-attributes", | |
2248 | (int)(sizeof(rattrs) / sizeof(rattrs[0])), NULL, rattrs); | |
2249 | ||
2250 | response = cupsDoRequest(http, request, service->resource); | |
2251 | ||
2252 | if (cupsLastError() == IPP_STATUS_ERROR_BAD_REQUEST && version > 11) | |
2253 | version = 11; | |
2254 | } | |
2255 | while (cupsLastError() > IPP_STATUS_OK_EVENTS_COMPLETE && version > 11); | |
2256 | ||
2257 | /* | |
2258 | * Show results... | |
2259 | */ | |
2260 | ||
2261 | if (cupsLastError() > IPP_STATUS_OK_EVENTS_COMPLETE) | |
2262 | { | |
2263 | _cupsLangPrintf(stdout, "%s: unavailable", service->uri); | |
2264 | return (0); | |
2265 | } | |
2266 | ||
2267 | if ((attr = ippFindAttribute(response, "printer-state", | |
2268 | IPP_TAG_ENUM)) != NULL) | |
2269 | pstate = ippGetInteger(attr, 0); | |
2270 | else | |
2271 | pstate = IPP_PSTATE_STOPPED; | |
2272 | ||
2273 | if ((attr = ippFindAttribute(response, "printer-is-accepting-jobs", | |
2274 | IPP_TAG_BOOLEAN)) != NULL) | |
2275 | paccepting = ippGetBoolean(attr, 0); | |
2276 | else | |
2277 | paccepting = 0; | |
2278 | ||
2279 | if ((attr = ippFindAttribute(response, "printer-state-reasons", | |
2280 | IPP_TAG_KEYWORD)) != NULL) | |
2281 | { | |
2282 | strlcpy(preasons, ippGetString(attr, 0, NULL), sizeof(preasons)); | |
2283 | ||
2284 | for (i = 1, count = ippGetCount(attr), ptr = preasons + strlen(preasons), | |
2285 | end = preasons + sizeof(preasons) - 1; | |
2286 | i < count && ptr < end; | |
2287 | i ++, ptr += strlen(ptr)) | |
2288 | { | |
2289 | *ptr++ = ','; | |
2290 | strlcpy(ptr, ippGetString(attr, i, NULL), end - ptr + 1); | |
2291 | } | |
2292 | } | |
2293 | else | |
2294 | strlcpy(preasons, "none", sizeof(preasons)); | |
2295 | ||
2296 | ippDelete(response); | |
2297 | httpClose(http); | |
2298 | ||
2299 | _cupsLangPrintf(stdout, "%s %s %s %s", service->uri, | |
2300 | ippEnumString("printer-state", pstate), | |
2301 | paccepting ? "accepting-jobs" : "not-accepting-jobs", | |
2302 | preasons); | |
2303 | } | |
2304 | else if (!strncmp(service->regtype, "_http._tcp", 10) || | |
2305 | !strncmp(service->regtype, "_https._tcp", 11)) | |
2306 | { | |
2307 | /* | |
2308 | * HTTP/HTTPS web page | |
2309 | */ | |
2310 | ||
2311 | http_t *http; /* HTTP connection */ | |
2312 | http_status_t status; /* HEAD status */ | |
2313 | ||
2314 | ||
2315 | /* | |
2316 | * Connect to the web server... | |
2317 | */ | |
2318 | ||
2319 | http = httpConnect2(service->host, service->port, addrlist, address_family, | |
2320 | !strncmp(service->regtype, "_ipps._tcp", 10) ? | |
2321 | HTTP_ENCRYPTION_ALWAYS : | |
2322 | HTTP_ENCRYPTION_IF_REQUESTED, | |
2323 | 1, 30000, NULL); | |
2324 | ||
2325 | httpAddrFreeList(addrlist); | |
2326 | ||
2327 | if (!http) | |
2328 | { | |
2329 | _cupsLangPrintf(stdout, "%s unavailable", service->uri); | |
2330 | return (0); | |
2331 | } | |
2332 | ||
2333 | if (httpGet(http, service->resource)) | |
2334 | { | |
2335 | _cupsLangPrintf(stdout, "%s unavailable", service->uri); | |
2336 | return (0); | |
2337 | } | |
2338 | ||
2339 | do | |
2340 | { | |
2341 | status = httpUpdate(http); | |
2342 | } | |
2343 | while (status == HTTP_STATUS_CONTINUE); | |
2344 | ||
2345 | httpFlush(http); | |
2346 | httpClose(http); | |
2347 | ||
2348 | if (status >= HTTP_STATUS_BAD_REQUEST) | |
2349 | { | |
2350 | _cupsLangPrintf(stdout, "%s unavailable", service->uri); | |
2351 | return (0); | |
2352 | } | |
2353 | ||
2354 | _cupsLangPrintf(stdout, "%s available", service->uri); | |
2355 | } | |
2356 | else if (!strncmp(service->regtype, "_printer._tcp", 13)) | |
2357 | { | |
2358 | /* | |
2359 | * LPD printer | |
2360 | */ | |
2361 | ||
2362 | int sock; /* Socket */ | |
2363 | ||
2364 | ||
2365 | if (!httpAddrConnect(addrlist, &sock)) | |
2366 | { | |
2367 | _cupsLangPrintf(stdout, "%s unavailable", service->uri); | |
2368 | httpAddrFreeList(addrlist); | |
2369 | return (0); | |
2370 | } | |
2371 | ||
2372 | _cupsLangPrintf(stdout, "%s available", service->uri); | |
2373 | httpAddrFreeList(addrlist); | |
2374 | ||
2375 | #ifdef WIN32 | |
2376 | closesocket(sock); | |
2377 | #else | |
2378 | close(sock); | |
2379 | #endif /* WIN32 */ | |
2380 | } | |
2381 | else | |
2382 | { | |
2383 | _cupsLangPrintf(stdout, "%s unsupported", service->uri); | |
2384 | httpAddrFreeList(addrlist); | |
2385 | return (0); | |
2386 | } | |
41743200 MS |
2387 | |
2388 | return (1); | |
2389 | } | |
2390 | ||
2391 | ||
766a8229 MS |
2392 | /* |
2393 | * 'new_expr()' - Create a new expression. | |
2394 | */ | |
2395 | ||
2396 | static ippfind_expr_t * /* O - New expression */ | |
2397 | new_expr(ippfind_op_t op, /* I - Operation */ | |
2398 | int invert, /* I - Invert result? */ | |
41743200 | 2399 | const char *value, /* I - TXT key or port range */ |
766a8229 MS |
2400 | const char *regex, /* I - Regular expression */ |
2401 | char **args) /* I - Pointer to argument strings */ | |
2402 | { | |
2403 | ippfind_expr_t *temp; /* New expression */ | |
2404 | ||
2405 | ||
2406 | if ((temp = calloc(1, sizeof(ippfind_expr_t))) == NULL) | |
2407 | return (NULL); | |
2408 | ||
2409 | temp->op = op; | |
2410 | temp->invert = invert; | |
41743200 MS |
2411 | |
2412 | if (op == IPPFIND_OP_TXT_EXISTS || op == IPPFIND_OP_TXT_REGEX) | |
2413 | temp->key = (char *)value; | |
2414 | else if (op == IPPFIND_OP_PORT_RANGE) | |
2415 | { | |
2416 | /* | |
2417 | * Pull port number range of the form "number", "-number" (0-number), | |
2418 | * "number-" (number-65535), and "number-number". | |
2419 | */ | |
2420 | ||
2421 | if (*value == '-') | |
2422 | { | |
2423 | temp->range[1] = atoi(value + 1); | |
2424 | } | |
2425 | else if (strchr(value, '-')) | |
2426 | { | |
2427 | if (sscanf(value, "%d-%d", temp->range, temp->range + 1) == 1) | |
2428 | temp->range[1] = 65535; | |
2429 | } | |
2430 | else | |
2431 | { | |
2432 | temp->range[0] = temp->range[1] = atoi(value); | |
2433 | } | |
2434 | } | |
766a8229 MS |
2435 | |
2436 | if (regex) | |
2437 | { | |
41743200 | 2438 | int err = regcomp(&(temp->re), regex, REG_NOSUB | REG_ICASE | REG_EXTENDED); |
766a8229 MS |
2439 | |
2440 | if (err) | |
2441 | { | |
2442 | char message[256]; /* Error message */ | |
2443 | ||
2444 | regerror(err, &(temp->re), message, sizeof(message)); | |
2445 | _cupsLangPrintf(stderr, _("ippfind: Bad regular expression: %s"), | |
2446 | message); | |
2447 | exit(IPPFIND_EXIT_SYNTAX); | |
2448 | } | |
2449 | } | |
2450 | ||
2451 | if (args) | |
2452 | { | |
2453 | int num_args; /* Number of arguments */ | |
2454 | ||
2455 | for (num_args = 1; args[num_args]; num_args ++) | |
2456 | if (!strcmp(args[num_args], ";")) | |
2457 | break; | |
2458 | ||
2d0a0f48 MS |
2459 | temp->num_args = num_args; |
2460 | temp->args = malloc(num_args * sizeof(char *)); | |
766a8229 MS |
2461 | memcpy(temp->args, args, num_args * sizeof(char *)); |
2462 | } | |
2463 | ||
2464 | return (temp); | |
2465 | } | |
2466 | ||
2467 | ||
bac07992 MS |
2468 | #ifdef HAVE_AVAHI |
2469 | /* | |
2470 | * 'poll_callback()' - Wait for input on the specified file descriptors. | |
2471 | * | |
2472 | * Note: This function is needed because avahi_simple_poll_iterate is broken | |
2473 | * and always uses a timeout of 0 (!) milliseconds. | |
2474 | * (Avahi Ticket #364) | |
2475 | */ | |
2476 | ||
2477 | static int /* O - Number of file descriptors matching */ | |
2478 | poll_callback( | |
2479 | struct pollfd *pollfds, /* I - File descriptors */ | |
2480 | unsigned int num_pollfds, /* I - Number of file descriptors */ | |
2481 | int timeout, /* I - Timeout in milliseconds (unused) */ | |
2482 | void *context) /* I - User data (unused) */ | |
2483 | { | |
2484 | int val; /* Return value */ | |
2485 | ||
2486 | ||
2487 | (void)timeout; | |
2488 | (void)context; | |
2489 | ||
2490 | val = poll(pollfds, num_pollfds, 500); | |
2491 | ||
94b4b4a0 MS |
2492 | if (val > 0) |
2493 | avahi_got_data = 1; | |
bac07992 MS |
2494 | |
2495 | return (val); | |
2496 | } | |
2497 | #endif /* HAVE_AVAHI */ | |
2498 | ||
2499 | ||
2500 | /* | |
2501 | * 'resolve_callback()' - Process resolve data. | |
2502 | */ | |
2503 | ||
2504 | #ifdef HAVE_DNSSD | |
2505 | static void | |
2506 | resolve_callback( | |
2507 | DNSServiceRef sdRef, /* I - Service reference */ | |
2508 | DNSServiceFlags flags, /* I - Data flags */ | |
2509 | uint32_t interfaceIndex, /* I - Interface */ | |
2510 | DNSServiceErrorType errorCode, /* I - Error, if any */ | |
2511 | const char *fullName, /* I - Full service name */ | |
2512 | const char *hostTarget, /* I - Hostname */ | |
2513 | uint16_t port, /* I - Port number (network byte order) */ | |
2514 | uint16_t txtLen, /* I - Length of TXT record data */ | |
2515 | const unsigned char *txtRecord, /* I - TXT record data */ | |
2516 | void *context) /* I - Service */ | |
2517 | { | |
2518 | char key[256], /* TXT key value */ | |
2519 | *value; /* Value from TXT record */ | |
2520 | const unsigned char *txtEnd; /* End of TXT record */ | |
2521 | uint8_t valueLen; /* Length of value */ | |
2522 | ippfind_srv_t *service = (ippfind_srv_t *)context; | |
2523 | /* Service */ | |
2524 | ||
2525 | ||
2526 | /* | |
2527 | * Only process "add" data... | |
2528 | */ | |
2529 | ||
2530 | if (errorCode != kDNSServiceErr_NoError) | |
766a8229 MS |
2531 | { |
2532 | _cupsLangPrintf(stderr, _("ippfind: Unable to browse or resolve: %s"), | |
2533 | dnssd_error_string(errorCode)); | |
2534 | bonjour_error = 1; | |
bac07992 | 2535 | return; |
766a8229 | 2536 | } |
bac07992 MS |
2537 | |
2538 | service->is_resolved = 1; | |
2539 | service->host = strdup(hostTarget); | |
2540 | service->port = ntohs(port); | |
2541 | ||
2542 | /* | |
2543 | * Loop through the TXT key/value pairs and add them to an array... | |
2544 | */ | |
2545 | ||
2546 | for (txtEnd = txtRecord + txtLen; txtRecord < txtEnd; txtRecord += valueLen) | |
2547 | { | |
2548 | /* | |
2549 | * Ignore bogus strings... | |
2550 | */ | |
2551 | ||
2552 | valueLen = *txtRecord++; | |
2553 | ||
2554 | memcpy(key, txtRecord, valueLen); | |
2555 | key[valueLen] = '\0'; | |
2556 | ||
2557 | if ((value = strchr(key, '=')) == NULL) | |
2558 | continue; | |
2559 | ||
2560 | *value++ = '\0'; | |
2561 | ||
2562 | /* | |
2563 | * Add to array of TXT values... | |
2564 | */ | |
2565 | ||
2566 | service->num_txt = cupsAddOption(key, value, service->num_txt, | |
2567 | &(service->txt)); | |
2568 | } | |
2569 | ||
2570 | set_service_uri(service); | |
2571 | } | |
2572 | ||
2573 | ||
2574 | #elif defined(HAVE_AVAHI) | |
2575 | static void | |
2576 | resolve_callback( | |
2577 | AvahiServiceResolver *resolver, /* I - Resolver */ | |
2578 | AvahiIfIndex interface, /* I - Interface */ | |
2579 | AvahiProtocol protocol, /* I - Address protocol */ | |
2580 | AvahiBrowserEvent event, /* I - Event */ | |
2581 | const char *serviceName,/* I - Service name */ | |
2582 | const char *regtype, /* I - Registration type */ | |
2583 | const char *replyDomain,/* I - Domain name */ | |
2584 | const char *hostTarget, /* I - FQDN */ | |
2585 | uint16_t port, /* I - Port number */ | |
2586 | AvahiStringList *txt, /* I - TXT records */ | |
2587 | AvahiLookupResultFlags flags, /* I - Lookup flags */ | |
2588 | void *context) /* I - Service */ | |
2589 | { | |
2590 | char uri[1024]; /* URI */ | |
2591 | key[256], /* TXT key */ | |
2592 | *value; /* TXT value */ | |
2593 | ippfind_srv_t *service = (ippfind_srv_t *)context; | |
2594 | /* Service */ | |
2595 | AvahiStringList *current; /* Current TXT key/value pair */ | |
2596 | ||
2597 | ||
2598 | if (event != AVAHI_RESOLVER_FOUND) | |
2599 | { | |
2600 | bonjour_error = 1; | |
2601 | ||
2602 | avahi_service_resolver_free(resolver); | |
2603 | avahi_simple_poll_quit(uribuf->poll); | |
2604 | return; | |
2605 | } | |
2606 | ||
2607 | service->is_resolved = 1; | |
2608 | service->host = strdup(hostTarget); | |
2609 | service->port = ntohs(port); | |
2610 | ||
2611 | /* | |
2612 | * Loop through the TXT key/value pairs and add them to an array... | |
2613 | */ | |
2614 | ||
2615 | for (current = txt; current; current = current->next) | |
2616 | { | |
2617 | /* | |
2618 | * Ignore bogus strings... | |
2619 | */ | |
2620 | ||
2621 | if (current->size > (sizeof(key) - 1)) | |
2622 | continue; | |
2623 | ||
2624 | memcpy(key, current->text, current->size); | |
2625 | key[current->size] = '\0'; | |
2626 | ||
2627 | if ((value = strchr(key, '=')) == NULL) | |
2628 | continue; | |
2629 | ||
2630 | *value++ = '\0'; | |
2631 | ||
2632 | /* | |
2633 | * Add to array of TXT values... | |
2634 | */ | |
2635 | ||
2636 | service->num_txt = cupsAddOption(key, value, service->num_txt, | |
2637 | &(service->txt)); | |
2638 | } | |
2639 | ||
2640 | set_service_uri(service); | |
2641 | } | |
2642 | #endif /* HAVE_DNSSD */ | |
2643 | ||
2644 | ||
2645 | /* | |
2646 | * 'set_service_uri()' - Set the URI of the service. | |
2647 | */ | |
2648 | ||
2649 | static void | |
2650 | set_service_uri(ippfind_srv_t *service) /* I - Service */ | |
2651 | { | |
2652 | char uri[1024]; /* URI */ | |
2653 | const char *path, /* Resource path */ | |
2654 | *scheme; /* URI scheme */ | |
2655 | ||
2656 | ||
2657 | if (!strncmp(service->regtype, "_http.", 6)) | |
2658 | { | |
2659 | scheme = "http"; | |
2660 | path = cupsGetOption("path", service->num_txt, service->txt); | |
2661 | } | |
2662 | else if (!strncmp(service->regtype, "_https.", 7)) | |
2663 | { | |
2664 | scheme = "https"; | |
2665 | path = cupsGetOption("path", service->num_txt, service->txt); | |
2666 | } | |
2667 | else if (!strncmp(service->regtype, "_ipp.", 5)) | |
2668 | { | |
2669 | scheme = "ipp"; | |
2670 | path = cupsGetOption("rp", service->num_txt, service->txt); | |
2671 | } | |
2672 | else if (!strncmp(service->regtype, "_ipps.", 6)) | |
2673 | { | |
2674 | scheme = "ipps"; | |
2675 | path = cupsGetOption("rp", service->num_txt, service->txt); | |
2676 | } | |
2677 | else if (!strncmp(service->regtype, "_printer.", 9)) | |
2678 | { | |
2679 | scheme = "lpd"; | |
2680 | path = cupsGetOption("rp", service->num_txt, service->txt); | |
2681 | } | |
2682 | else | |
2683 | return; | |
2684 | ||
2685 | if (!path || !*path) | |
2686 | path = "/"; | |
2687 | ||
2688 | if (*path == '/') | |
41743200 MS |
2689 | { |
2690 | service->resource = strdup(path); | |
2691 | } | |
bac07992 | 2692 | else |
41743200 MS |
2693 | { |
2694 | snprintf(uri, sizeof(uri), "/%s", path); | |
2695 | service->resource = strdup(uri); | |
2696 | } | |
bac07992 | 2697 | |
41743200 MS |
2698 | httpAssembleURI(HTTP_URI_CODING_ALL, uri, sizeof(uri), scheme, NULL, |
2699 | service->host, service->port, service->resource); | |
bac07992 MS |
2700 | service->uri = strdup(uri); |
2701 | } | |
2702 | ||
2703 | ||
2704 | /* | |
766a8229 | 2705 | * 'show_usage()' - Show program usage. |
bac07992 MS |
2706 | */ |
2707 | ||
2708 | static void | |
766a8229 | 2709 | show_usage(void) |
bac07992 MS |
2710 | { |
2711 | _cupsLangPuts(stderr, _("Usage: ippfind [options] regtype[,subtype]" | |
2712 | "[.domain.] ... [expression]\n" | |
2713 | " ippfind [options] name[.regtype[.domain.]] " | |
2714 | "... [expression]\n" | |
2715 | " ippfind --help\n" | |
2716 | " ippfind --version")); | |
2717 | _cupsLangPuts(stderr, ""); | |
2718 | _cupsLangPuts(stderr, _("Options:")); | |
2719 | _cupsLangPuts(stderr, _(" -4 Connect using IPv4.")); | |
2720 | _cupsLangPuts(stderr, _(" -6 Connect using IPv6.")); | |
2721 | _cupsLangPuts(stderr, _(" -T seconds Set the browse timeout in " | |
2722 | "seconds.")); | |
2723 | _cupsLangPuts(stderr, _(" -V version Set default IPP " | |
2724 | "version.")); | |
2725 | _cupsLangPuts(stderr, _(" --help Show this help.")); | |
2726 | _cupsLangPuts(stderr, _(" --version Show program version.")); | |
2727 | _cupsLangPuts(stderr, ""); | |
2728 | _cupsLangPuts(stderr, _("Expressions:")); | |
41743200 | 2729 | _cupsLangPuts(stderr, _(" -P number[-number] Match port to number or range.")); |
bac07992 | 2730 | _cupsLangPuts(stderr, _(" -d regex Match domain to regular expression.")); |
41743200 | 2731 | _cupsLangPuts(stderr, _(" -h regex Match hostname to regular expression.")); |
bac07992 | 2732 | _cupsLangPuts(stderr, _(" -l List attributes.")); |
bac07992 | 2733 | _cupsLangPuts(stderr, _(" -n regex Match service name to regular expression.")); |
bac07992 MS |
2734 | _cupsLangPuts(stderr, _(" -p Print URI if true.")); |
2735 | _cupsLangPuts(stderr, _(" -q Quietly report match via exit code.")); | |
2736 | _cupsLangPuts(stderr, _(" -r True if service is remote.")); | |
766a8229 MS |
2737 | _cupsLangPuts(stderr, _(" -s Print service name if true.")); |
2738 | _cupsLangPuts(stderr, _(" -t key True if the TXT record contains the key.")); | |
2739 | _cupsLangPuts(stderr, _(" -u regex Match URI to regular expression.")); | |
e5528d42 MS |
2740 | _cupsLangPuts(stderr, _(" -x utility [argument ...] ;\n" |
2741 | " Execute program if true.")); | |
766a8229 MS |
2742 | _cupsLangPuts(stderr, _(" --domain regex Match domain to regular expression.")); |
2743 | _cupsLangPuts(stderr, _(" --exec utility [argument ...] ;\n" | |
2744 | " Execute program if true.")); | |
41743200 | 2745 | _cupsLangPuts(stderr, _(" --host regex Match hostname to regular expression.")); |
766a8229 MS |
2746 | _cupsLangPuts(stderr, _(" --ls List attributes.")); |
2747 | _cupsLangPuts(stderr, _(" --local True if service is local.")); | |
2748 | _cupsLangPuts(stderr, _(" --name regex Match service name to regular expression.")); | |
2749 | _cupsLangPuts(stderr, _(" --path regex Match resource path to regular expression.")); | |
41743200 | 2750 | _cupsLangPuts(stderr, _(" --port number[-number] Match port to number or range.")); |
766a8229 MS |
2751 | _cupsLangPuts(stderr, _(" --print Print URI if true.")); |
2752 | _cupsLangPuts(stderr, _(" --print-name Print service name if true.")); | |
2753 | _cupsLangPuts(stderr, _(" --quiet Quietly report match via exit code.")); | |
2754 | _cupsLangPuts(stderr, _(" --remote True if service is remote.")); | |
2755 | _cupsLangPuts(stderr, _(" --txt key True if the TXT record contains the key.")); | |
2756 | _cupsLangPuts(stderr, _(" --txt-* regex Match TXT record key to regular expression.")); | |
2757 | _cupsLangPuts(stderr, _(" --uri regex Match URI to regular expression.")); | |
2758 | _cupsLangPuts(stderr, ""); | |
2759 | _cupsLangPuts(stderr, _("Modifiers:")); | |
2760 | _cupsLangPuts(stderr, _(" ( expressions ) Group expressions.")); | |
2761 | _cupsLangPuts(stderr, _(" ! expression Unary NOT of expression.")); | |
2762 | _cupsLangPuts(stderr, _(" --not expression Unary NOT of expression.")); | |
2763 | _cupsLangPuts(stderr, _(" --false Always false.")); | |
2764 | _cupsLangPuts(stderr, _(" --true Always true.")); | |
2765 | _cupsLangPuts(stderr, _(" expression expression Logical AND.")); | |
2766 | _cupsLangPuts(stderr, _(" expression --and expression\n" | |
2767 | " Logical AND.")); | |
2768 | _cupsLangPuts(stderr, _(" expression --or expression\n" | |
2769 | " Logical OR.")); | |
2770 | _cupsLangPuts(stderr, ""); | |
2771 | _cupsLangPuts(stderr, _("Substitutions:")); | |
2772 | _cupsLangPuts(stderr, _(" {} URI")); | |
2773 | _cupsLangPuts(stderr, _(" {service_domain} Domain name")); | |
2774 | _cupsLangPuts(stderr, _(" {service_hostname} Fully-qualified domain name")); | |
2775 | _cupsLangPuts(stderr, _(" {service_name} Service instance name")); | |
2776 | _cupsLangPuts(stderr, _(" {service_port} Port number")); | |
2777 | _cupsLangPuts(stderr, _(" {service_regtype} DNS-SD registration type")); | |
2778 | _cupsLangPuts(stderr, _(" {service_scheme} URI scheme")); | |
2779 | _cupsLangPuts(stderr, _(" {service_uri} URI")); | |
2780 | _cupsLangPuts(stderr, _(" {txt_*} Value of TXT record key")); | |
2781 | _cupsLangPuts(stderr, ""); | |
2782 | _cupsLangPuts(stderr, _("Environment Variables:")); | |
2783 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_DOMAIN Domain name")); | |
2784 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_HOSTNAME\n" | |
2785 | " Fully-qualified domain name")); | |
2786 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_NAME Service instance name")); | |
2787 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_PORT Port number")); | |
2788 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_REGTYPE DNS-SD registration type")); | |
2789 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_SCHEME URI scheme")); | |
2790 | _cupsLangPuts(stderr, _(" IPPFIND_SERVICE_URI URI")); | |
2791 | _cupsLangPuts(stderr, _(" IPPFIND_TXT_* Value of TXT record key")); | |
2792 | ||
2793 | exit(IPPFIND_EXIT_TRUE); | |
bac07992 MS |
2794 | } |
2795 | ||
2796 | ||
2797 | /* | |
2798 | * 'show_version()' - Show program version. | |
2799 | */ | |
2800 | ||
2801 | static void | |
2802 | show_version(void) | |
2803 | { | |
2804 | _cupsLangPuts(stderr, CUPS_SVERSION); | |
2805 | ||
766a8229 | 2806 | exit(IPPFIND_EXIT_TRUE); |
bac07992 MS |
2807 | } |
2808 | ||
2809 | ||
2810 | /* | |
2811 | * End of "$Id$". | |
2812 | */ |