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Commit | Line | Data |
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ef416fc2 | 1 | /* |
5ec1fd3d | 2 | * HTTP support routines for CUPS. |
ef416fc2 | 3 | * |
ec8beb89 | 4 | * Copyright 2007-2019 by Apple Inc. |
5ec1fd3d | 5 | * Copyright 1997-2007 by Easy Software Products, all rights reserved. |
ef416fc2 | 6 | * |
fdaf028e MS |
7 | * Licensed under Apache License v2.0. See the file "LICENSE" for more |
8 | * information. | |
ef416fc2 | 9 | */ |
10 | ||
11 | /* | |
12 | * Include necessary headers... | |
13 | */ | |
14 | ||
71e16022 | 15 | #include "cups-private.h" |
fb863569 | 16 | #include "debug-internal.h" |
5eb9da71 MS |
17 | #ifdef HAVE_DNSSD |
18 | # include <dns_sd.h> | |
19dc16f7 | 19 | # ifdef _WIN32 |
6d2f911b MS |
20 | # include <io.h> |
21 | # elif defined(HAVE_POLL) | |
22 | # include <poll.h> | |
23 | # else | |
24 | # include <sys/select.h> | |
19dc16f7 | 25 | # endif /* _WIN32 */ |
f3c17241 MS |
26 | #elif defined(HAVE_AVAHI) |
27 | # include <avahi-client/client.h> | |
28 | # include <avahi-client/lookup.h> | |
29 | # include <avahi-common/simple-watch.h> | |
5eb9da71 MS |
30 | #endif /* HAVE_DNSSD */ |
31 | ||
32 | ||
33 | /* | |
34 | * Local types... | |
35 | */ | |
36 | ||
37 | typedef struct _http_uribuf_s /* URI buffer */ | |
38 | { | |
f3c17241 MS |
39 | #ifdef HAVE_AVAHI |
40 | AvahiSimplePoll *poll; /* Poll state */ | |
41 | #endif /* HAVE_AVAHI */ | |
42 | char *buffer; /* Pointer to buffer */ | |
43 | size_t bufsize; /* Size of buffer */ | |
44 | int options; /* Options passed to _httpResolveURI */ | |
5a9febac | 45 | const char *resource; /* Resource from URI */ |
2c3f5865 | 46 | const char *uuid; /* UUID from URI */ |
5eb9da71 | 47 | } _http_uribuf_t; |
ef416fc2 | 48 | |
49 | ||
50 | /* | |
51 | * Local globals... | |
52 | */ | |
53 | ||
5ec1fd3d | 54 | static const char * const http_days[7] =/* Days of the week */ |
ef416fc2 | 55 | { |
0a682745 MS |
56 | "Sun", |
57 | "Mon", | |
ef416fc2 | 58 | "Tue", |
59 | "Wed", | |
60 | "Thu", | |
61 | "Fri", | |
62 | "Sat" | |
63 | }; | |
64 | static const char * const http_months[12] = | |
5ec1fd3d | 65 | { /* Months of the year */ |
ef416fc2 | 66 | "Jan", |
67 | "Feb", | |
68 | "Mar", | |
69 | "Apr", | |
70 | "May", | |
71 | "Jun", | |
72 | "Jul", | |
73 | "Aug", | |
74 | "Sep", | |
75 | "Oct", | |
76 | "Nov", | |
77 | "Dec" | |
78 | }; | |
5ec1fd3d MS |
79 | static const char * const http_states[] = |
80 | { /* HTTP state strings */ | |
81 | "HTTP_STATE_ERROR", | |
82 | "HTTP_STATE_WAITING", | |
83 | "HTTP_STATE_OPTIONS", | |
84 | "HTTP_STATE_GET", | |
85 | "HTTP_STATE_GET_SEND", | |
86 | "HTTP_STATE_HEAD", | |
87 | "HTTP_STATE_POST", | |
88 | "HTTP_STATE_POST_RECV", | |
89 | "HTTP_STATE_POST_SEND", | |
90 | "HTTP_STATE_PUT", | |
91 | "HTTP_STATE_PUT_RECV", | |
92 | "HTTP_STATE_DELETE", | |
93 | "HTTP_STATE_TRACE", | |
94 | "HTTP_STATE_CONNECT", | |
95 | "HTTP_STATE_STATUS", | |
96 | "HTTP_STATE_UNKNOWN_METHOD", | |
97 | "HTTP_STATE_UNKNOWN_VERSION" | |
98 | }; | |
ef416fc2 | 99 | |
100 | ||
101 | /* | |
102 | * Local functions... | |
103 | */ | |
104 | ||
105 | static const char *http_copy_decode(char *dst, const char *src, | |
a4d04587 | 106 | int dstsize, const char *term, |
107 | int decode); | |
ef416fc2 | 108 | static char *http_copy_encode(char *dst, const char *src, |
a4d04587 | 109 | char *dstend, const char *reserved, |
110 | const char *term, int encode); | |
5eb9da71 | 111 | #ifdef HAVE_DNSSD |
eac3a0a0 MS |
112 | static void DNSSD_API http_resolve_cb(DNSServiceRef sdRef, |
113 | DNSServiceFlags flags, | |
114 | uint32_t interfaceIndex, | |
115 | DNSServiceErrorType errorCode, | |
116 | const char *fullName, | |
117 | const char *hostTarget, | |
118 | uint16_t port, uint16_t txtLen, | |
119 | const unsigned char *txtRecord, | |
120 | void *context); | |
5eb9da71 | 121 | #endif /* HAVE_DNSSD */ |
ef416fc2 | 122 | |
f3c17241 MS |
123 | #ifdef HAVE_AVAHI |
124 | static void http_client_cb(AvahiClient *client, | |
125 | AvahiClientState state, void *simple_poll); | |
126 | static int http_poll_cb(struct pollfd *pollfds, unsigned int num_pollfds, | |
127 | int timeout, void *context); | |
128 | static void http_resolve_cb(AvahiServiceResolver *resolver, | |
129 | AvahiIfIndex interface, | |
130 | AvahiProtocol protocol, | |
131 | AvahiResolverEvent event, | |
132 | const char *name, const char *type, | |
133 | const char *domain, const char *host_name, | |
134 | const AvahiAddress *address, uint16_t port, | |
135 | AvahiStringList *txt, | |
136 | AvahiLookupResultFlags flags, void *context); | |
137 | #endif /* HAVE_AVAHI */ | |
138 | ||
ef416fc2 | 139 | |
140 | /* | |
141 | * 'httpAssembleURI()' - Assemble a uniform resource identifier from its | |
142 | * components. | |
143 | * | |
ecdc0628 | 144 | * This function escapes reserved characters in the URI depending on the |
145 | * value of the "encoding" argument. You should use this function in | |
146 | * place of traditional string functions whenever you need to create a | |
147 | * URI string. | |
ef416fc2 | 148 | * |
8072030b | 149 | * @since CUPS 1.2/macOS 10.5@ |
ef416fc2 | 150 | */ |
151 | ||
152 | http_uri_status_t /* O - URI status */ | |
a4d04587 | 153 | httpAssembleURI( |
154 | http_uri_coding_t encoding, /* I - Encoding flags */ | |
155 | char *uri, /* I - URI buffer */ | |
156 | int urilen, /* I - Size of URI buffer */ | |
157 | const char *scheme, /* I - Scheme name */ | |
158 | const char *username, /* I - Username */ | |
159 | const char *host, /* I - Hostname or address */ | |
160 | int port, /* I - Port number */ | |
161 | const char *resource) /* I - Resource */ | |
ef416fc2 | 162 | { |
163 | char *ptr, /* Pointer into URI buffer */ | |
164 | *end; /* End of URI buffer */ | |
ef416fc2 | 165 | |
166 | ||
167 | /* | |
168 | * Range check input... | |
169 | */ | |
170 | ||
171 | if (!uri || urilen < 1 || !scheme || port < 0) | |
172 | { | |
173 | if (uri) | |
174 | *uri = '\0'; | |
175 | ||
cb7f98ee | 176 | return (HTTP_URI_STATUS_BAD_ARGUMENTS); |
ef416fc2 | 177 | } |
178 | ||
179 | /* | |
180 | * Assemble the URI starting with the scheme... | |
181 | */ | |
182 | ||
183 | end = uri + urilen - 1; | |
a4d04587 | 184 | ptr = http_copy_encode(uri, scheme, end, NULL, NULL, 0); |
ef416fc2 | 185 | |
186 | if (!ptr) | |
187 | goto assemble_overflow; | |
188 | ||
60bc88e1 | 189 | if (!strcmp(scheme, "geo") || !strcmp(scheme, "mailto") || !strcmp(scheme, "tel")) |
ef416fc2 | 190 | { |
191 | /* | |
60bc88e1 | 192 | * geo:, mailto:, and tel: only have :, no //... |
ef416fc2 | 193 | */ |
194 | ||
195 | if (ptr < end) | |
196 | *ptr++ = ':'; | |
197 | else | |
198 | goto assemble_overflow; | |
199 | } | |
200 | else | |
201 | { | |
202 | /* | |
60bc88e1 | 203 | * Schemes other than geo:, mailto:, and tel: typically have //... |
ef416fc2 | 204 | */ |
205 | ||
206 | if ((ptr + 2) < end) | |
207 | { | |
208 | *ptr++ = ':'; | |
209 | *ptr++ = '/'; | |
210 | *ptr++ = '/'; | |
211 | } | |
212 | else | |
213 | goto assemble_overflow; | |
214 | } | |
215 | ||
216 | /* | |
217 | * Next the username and hostname, if any... | |
218 | */ | |
219 | ||
220 | if (host) | |
221 | { | |
ff862e50 MS |
222 | const char *hostptr; /* Pointer into hostname */ |
223 | int have_ipv6; /* Do we have an IPv6 address? */ | |
224 | ||
ef416fc2 | 225 | if (username && *username) |
226 | { | |
227 | /* | |
228 | * Add username@ first... | |
229 | */ | |
230 | ||
85dda01c | 231 | ptr = http_copy_encode(ptr, username, end, "/?#[]@", NULL, |
a4d04587 | 232 | encoding & HTTP_URI_CODING_USERNAME); |
ef416fc2 | 233 | |
234 | if (!ptr) | |
235 | goto assemble_overflow; | |
236 | ||
237 | if (ptr < end) | |
238 | *ptr++ = '@'; | |
239 | else | |
240 | goto assemble_overflow; | |
241 | } | |
242 | ||
243 | /* | |
244 | * Then add the hostname. Since IPv6 is a particular pain to deal | |
c9fc04c6 | 245 | * with, we have several special cases to deal with. If we get |
ef416fc2 | 246 | * an IPv6 address with brackets around it, assume it is already in |
c9fc04c6 MS |
247 | * URI format. Since DNS-SD service names can sometimes look like |
248 | * raw IPv6 addresses, we specifically look for "._tcp" in the name, | |
249 | * too... | |
ef416fc2 | 250 | */ |
251 | ||
ff862e50 MS |
252 | for (hostptr = host, |
253 | have_ipv6 = strchr(host, ':') && !strstr(host, "._tcp"); | |
254 | *hostptr && have_ipv6; | |
255 | hostptr ++) | |
256 | if (*hostptr != ':' && !isxdigit(*hostptr & 255)) | |
257 | { | |
258 | have_ipv6 = *hostptr == '%'; | |
259 | break; | |
260 | } | |
261 | ||
262 | if (have_ipv6) | |
ef416fc2 | 263 | { |
264 | /* | |
c9fc04c6 | 265 | * We have a raw IPv6 address... |
ef416fc2 | 266 | */ |
267 | ||
86c809d9 | 268 | if (strchr(host, '%') && !(encoding & HTTP_URI_CODING_RFC6874)) |
ef416fc2 | 269 | { |
270 | /* | |
271 | * We have a link-local address, add "[v1." prefix... | |
272 | */ | |
273 | ||
274 | if ((ptr + 4) < end) | |
275 | { | |
276 | *ptr++ = '['; | |
277 | *ptr++ = 'v'; | |
278 | *ptr++ = '1'; | |
279 | *ptr++ = '.'; | |
280 | } | |
281 | else | |
282 | goto assemble_overflow; | |
283 | } | |
284 | else | |
285 | { | |
286 | /* | |
ff862e50 | 287 | * We have a normal (or RFC 6874 link-local) address, add "[" prefix... |
ef416fc2 | 288 | */ |
289 | ||
290 | if (ptr < end) | |
291 | *ptr++ = '['; | |
292 | else | |
293 | goto assemble_overflow; | |
294 | } | |
295 | ||
296 | /* | |
297 | * Copy the rest of the IPv6 address, and terminate with "]". | |
298 | */ | |
299 | ||
300 | while (ptr < end && *host) | |
301 | { | |
302 | if (*host == '%') | |
86c809d9 MS |
303 | { |
304 | /* | |
305 | * Convert/encode zone separator | |
306 | */ | |
307 | ||
308 | if (encoding & HTTP_URI_CODING_RFC6874) | |
309 | { | |
310 | if (ptr >= (end - 2)) | |
311 | goto assemble_overflow; | |
312 | ||
313 | *ptr++ = '%'; | |
314 | *ptr++ = '2'; | |
315 | *ptr++ = '5'; | |
316 | } | |
317 | else | |
318 | *ptr++ = '+'; | |
319 | ||
ef416fc2 | 320 | host ++; |
321 | } | |
322 | else | |
323 | *ptr++ = *host++; | |
324 | } | |
325 | ||
326 | if (*host) | |
327 | goto assemble_overflow; | |
328 | ||
329 | if (ptr < end) | |
330 | *ptr++ = ']'; | |
331 | else | |
332 | goto assemble_overflow; | |
333 | } | |
334 | else | |
335 | { | |
336 | /* | |
ff862e50 MS |
337 | * Otherwise, just copy the host string (the extra chars are not in the |
338 | * "reg-name" ABNF rule; anything <= SP or >= DEL plus % gets automatically | |
339 | * percent-encoded. | |
ef416fc2 | 340 | */ |
ff862e50 MS |
341 | |
342 | ptr = http_copy_encode(ptr, host, end, "\"#/:<>?@[\\]^`{|}", NULL, | |
a4d04587 | 343 | encoding & HTTP_URI_CODING_HOSTNAME); |
ef416fc2 | 344 | |
345 | if (!ptr) | |
346 | goto assemble_overflow; | |
347 | } | |
348 | ||
349 | /* | |
350 | * Finish things off with the port number... | |
351 | */ | |
352 | ||
353 | if (port > 0) | |
354 | { | |
07623986 | 355 | snprintf(ptr, (size_t)(end - ptr + 1), ":%d", port); |
ef416fc2 | 356 | ptr += strlen(ptr); |
357 | ||
358 | if (ptr >= end) | |
359 | goto assemble_overflow; | |
360 | } | |
361 | } | |
362 | ||
363 | /* | |
364 | * Last but not least, add the resource string... | |
365 | */ | |
366 | ||
a4d04587 | 367 | if (resource) |
ef416fc2 | 368 | { |
fa73b229 | 369 | char *query; /* Pointer to query string */ |
370 | ||
371 | ||
fa73b229 | 372 | /* |
a4d04587 | 373 | * Copy the resource string up to the query string if present... |
fa73b229 | 374 | */ |
375 | ||
a4d04587 | 376 | query = strchr(resource, '?'); |
377 | ptr = http_copy_encode(ptr, resource, end, NULL, "?", | |
378 | encoding & HTTP_URI_CODING_RESOURCE); | |
ef416fc2 | 379 | if (!ptr) |
380 | goto assemble_overflow; | |
fa73b229 | 381 | |
382 | if (query) | |
383 | { | |
384 | /* | |
385 | * Copy query string without encoding... | |
386 | */ | |
387 | ||
a4d04587 | 388 | ptr = http_copy_encode(ptr, query, end, NULL, NULL, |
389 | encoding & HTTP_URI_CODING_QUERY); | |
390 | if (!ptr) | |
391 | goto assemble_overflow; | |
fa73b229 | 392 | } |
ef416fc2 | 393 | } |
394 | else if (ptr < end) | |
395 | *ptr++ = '/'; | |
396 | else | |
397 | goto assemble_overflow; | |
398 | ||
399 | /* | |
400 | * Nul-terminate the URI buffer and return with no errors... | |
401 | */ | |
402 | ||
403 | *ptr = '\0'; | |
404 | ||
cb7f98ee | 405 | return (HTTP_URI_STATUS_OK); |
ef416fc2 | 406 | |
407 | /* | |
408 | * Clear the URI string and return an overflow error; I don't usually | |
409 | * like goto's, but in this case it makes sense... | |
410 | */ | |
411 | ||
412 | assemble_overflow: | |
413 | ||
414 | *uri = '\0'; | |
cb7f98ee | 415 | return (HTTP_URI_STATUS_OVERFLOW); |
ef416fc2 | 416 | } |
417 | ||
418 | ||
a4d04587 | 419 | /* |
420 | * 'httpAssembleURIf()' - Assemble a uniform resource identifier from its | |
421 | * components with a formatted resource. | |
422 | * | |
423 | * This function creates a formatted version of the resource string | |
ecdc0628 | 424 | * argument "resourcef" and escapes reserved characters in the URI |
425 | * depending on the value of the "encoding" argument. You should use | |
426 | * this function in place of traditional string functions whenever | |
427 | * you need to create a URI string. | |
a4d04587 | 428 | * |
8072030b | 429 | * @since CUPS 1.2/macOS 10.5@ |
a4d04587 | 430 | */ |
431 | ||
432 | http_uri_status_t /* O - URI status */ | |
433 | httpAssembleURIf( | |
434 | http_uri_coding_t encoding, /* I - Encoding flags */ | |
435 | char *uri, /* I - URI buffer */ | |
436 | int urilen, /* I - Size of URI buffer */ | |
437 | const char *scheme, /* I - Scheme name */ | |
438 | const char *username, /* I - Username */ | |
439 | const char *host, /* I - Hostname or address */ | |
440 | int port, /* I - Port number */ | |
441 | const char *resourcef, /* I - Printf-style resource */ | |
442 | ...) /* I - Additional arguments as needed */ | |
443 | { | |
444 | va_list ap; /* Pointer to additional arguments */ | |
445 | char resource[1024]; /* Formatted resource string */ | |
446 | int bytes; /* Bytes in formatted string */ | |
447 | ||
448 | ||
449 | /* | |
450 | * Range check input... | |
451 | */ | |
452 | ||
453 | if (!uri || urilen < 1 || !scheme || port < 0 || !resourcef) | |
454 | { | |
455 | if (uri) | |
456 | *uri = '\0'; | |
457 | ||
cb7f98ee | 458 | return (HTTP_URI_STATUS_BAD_ARGUMENTS); |
a4d04587 | 459 | } |
460 | ||
461 | /* | |
462 | * Format the resource string and assemble the URI... | |
463 | */ | |
464 | ||
465 | va_start(ap, resourcef); | |
466 | bytes = vsnprintf(resource, sizeof(resource), resourcef, ap); | |
467 | va_end(ap); | |
468 | ||
7e86f2f6 | 469 | if ((size_t)bytes >= sizeof(resource)) |
a4d04587 | 470 | { |
471 | *uri = '\0'; | |
cb7f98ee | 472 | return (HTTP_URI_STATUS_OVERFLOW); |
a4d04587 | 473 | } |
474 | else | |
475 | return (httpAssembleURI(encoding, uri, urilen, scheme, username, host, | |
476 | port, resource)); | |
477 | } | |
478 | ||
479 | ||
07ed0e9a | 480 | /* |
0fa6c7fa MS |
481 | * 'httpAssembleUUID()' - Assemble a name-based UUID URN conforming to RFC 4122. |
482 | * | |
483 | * This function creates a unique 128-bit identifying number using the server | |
484 | * name, port number, random data, and optionally an object name and/or object | |
485 | * number. The result is formatted as a UUID URN as defined in RFC 4122. | |
07ed0e9a MS |
486 | * |
487 | * The buffer needs to be at least 46 bytes in size. | |
6961465f | 488 | * |
8072030b | 489 | * @since CUPS 1.7/macOS 10.9@ |
07ed0e9a MS |
490 | */ |
491 | ||
492 | char * /* I - UUID string */ | |
0fa6c7fa MS |
493 | httpAssembleUUID(const char *server, /* I - Server name */ |
494 | int port, /* I - Port number */ | |
495 | const char *name, /* I - Object name or NULL */ | |
496 | int number, /* I - Object number or 0 */ | |
497 | char *buffer, /* I - String buffer */ | |
498 | size_t bufsize) /* I - Size of buffer */ | |
07ed0e9a MS |
499 | { |
500 | char data[1024]; /* Source string for MD5 */ | |
07ed0e9a MS |
501 | unsigned char md5sum[16]; /* MD5 digest/sum */ |
502 | ||
503 | ||
504 | /* | |
505 | * Build a version 3 UUID conforming to RFC 4122. | |
506 | * | |
507 | * Start with the MD5 sum of the server, port, object name and | |
508 | * number, and some random data on the end. | |
509 | */ | |
510 | ||
511 | snprintf(data, sizeof(data), "%s:%d:%s:%d:%04x:%04x", server, | |
512 | port, name ? name : server, number, | |
f99f3698 | 513 | (unsigned)CUPS_RAND() & 0xffff, (unsigned)CUPS_RAND() & 0xffff); |
07ed0e9a | 514 | |
7ec11630 | 515 | cupsHashData("md5", (unsigned char *)data, strlen(data), md5sum, sizeof(md5sum)); |
07ed0e9a MS |
516 | |
517 | /* | |
518 | * Generate the UUID from the MD5... | |
519 | */ | |
520 | ||
521 | snprintf(buffer, bufsize, | |
522 | "urn:uuid:%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-" | |
523 | "%02x%02x%02x%02x%02x%02x", | |
524 | md5sum[0], md5sum[1], md5sum[2], md5sum[3], md5sum[4], md5sum[5], | |
525 | (md5sum[6] & 15) | 0x30, md5sum[7], (md5sum[8] & 0x3f) | 0x40, | |
526 | md5sum[9], md5sum[10], md5sum[11], md5sum[12], md5sum[13], | |
527 | md5sum[14], md5sum[15]); | |
528 | ||
529 | return (buffer); | |
530 | } | |
531 | ||
532 | ||
ef416fc2 | 533 | /* |
534 | * 'httpDecode64()' - Base64-decode a string. | |
ecdc0628 | 535 | * |
536 | * This function is deprecated. Use the httpDecode64_2() function instead | |
537 | * which provides buffer length arguments. | |
538 | * | |
53af7f21 | 539 | * @deprecated@ @exclude all@ |
ef416fc2 | 540 | */ |
541 | ||
542 | char * /* O - Decoded string */ | |
543 | httpDecode64(char *out, /* I - String to write to */ | |
544 | const char *in) /* I - String to read from */ | |
545 | { | |
546 | int outlen; /* Output buffer length */ | |
547 | ||
548 | ||
549 | /* | |
550 | * Use the old maximum buffer size for binary compatibility... | |
551 | */ | |
552 | ||
553 | outlen = 512; | |
554 | ||
555 | return (httpDecode64_2(out, &outlen, in)); | |
556 | } | |
557 | ||
558 | ||
559 | /* | |
560 | * 'httpDecode64_2()' - Base64-decode a string. | |
561 | * | |
98d88c8d MS |
562 | * The caller must initialize "outlen" to the maximum size of the decoded |
563 | * string before calling @code httpDecode64_2@. On return "outlen" contains the | |
564 | * decoded length of the string. | |
565 | * | |
8072030b | 566 | * @since CUPS 1.1.21/macOS 10.4@ |
ef416fc2 | 567 | */ |
568 | ||
569 | char * /* O - Decoded string */ | |
570 | httpDecode64_2(char *out, /* I - String to write to */ | |
571 | int *outlen, /* IO - Size of output string */ | |
572 | const char *in) /* I - String to read from */ | |
573 | { | |
7e86f2f6 MS |
574 | int pos; /* Bit position */ |
575 | unsigned base64; /* Value of this character */ | |
576 | char *outptr, /* Output pointer */ | |
577 | *outend; /* End of output buffer */ | |
ef416fc2 | 578 | |
579 | ||
580 | /* | |
581 | * Range check input... | |
582 | */ | |
583 | ||
fa73b229 | 584 | if (!out || !outlen || *outlen < 1 || !in) |
ef416fc2 | 585 | return (NULL); |
586 | ||
fa73b229 | 587 | if (!*in) |
588 | { | |
589 | *out = '\0'; | |
590 | *outlen = 0; | |
591 | ||
592 | return (out); | |
593 | } | |
594 | ||
ef416fc2 | 595 | /* |
596 | * Convert from base-64 to bytes... | |
597 | */ | |
598 | ||
599 | for (outptr = out, outend = out + *outlen - 1, pos = 0; *in != '\0'; in ++) | |
600 | { | |
601 | /* | |
602 | * Decode this character into a number from 0 to 63... | |
603 | */ | |
604 | ||
605 | if (*in >= 'A' && *in <= 'Z') | |
7e86f2f6 | 606 | base64 = (unsigned)(*in - 'A'); |
ef416fc2 | 607 | else if (*in >= 'a' && *in <= 'z') |
7e86f2f6 | 608 | base64 = (unsigned)(*in - 'a' + 26); |
ef416fc2 | 609 | else if (*in >= '0' && *in <= '9') |
7e86f2f6 | 610 | base64 = (unsigned)(*in - '0' + 52); |
ef416fc2 | 611 | else if (*in == '+') |
612 | base64 = 62; | |
613 | else if (*in == '/') | |
614 | base64 = 63; | |
615 | else if (*in == '=') | |
616 | break; | |
617 | else | |
618 | continue; | |
619 | ||
620 | /* | |
621 | * Store the result in the appropriate chars... | |
622 | */ | |
623 | ||
624 | switch (pos) | |
625 | { | |
626 | case 0 : | |
627 | if (outptr < outend) | |
7e86f2f6 | 628 | *outptr = (char)(base64 << 2); |
ef416fc2 | 629 | pos ++; |
630 | break; | |
631 | case 1 : | |
632 | if (outptr < outend) | |
7e86f2f6 | 633 | *outptr++ |= (char)((base64 >> 4) & 3); |
ef416fc2 | 634 | if (outptr < outend) |
7e86f2f6 | 635 | *outptr = (char)((base64 << 4) & 255); |
ef416fc2 | 636 | pos ++; |
637 | break; | |
638 | case 2 : | |
639 | if (outptr < outend) | |
7e86f2f6 | 640 | *outptr++ |= (char)((base64 >> 2) & 15); |
ef416fc2 | 641 | if (outptr < outend) |
7e86f2f6 | 642 | *outptr = (char)((base64 << 6) & 255); |
ef416fc2 | 643 | pos ++; |
644 | break; | |
645 | case 3 : | |
646 | if (outptr < outend) | |
7d5824d6 | 647 | *outptr++ |= (char)base64; |
ef416fc2 | 648 | pos = 0; |
649 | break; | |
650 | } | |
651 | } | |
652 | ||
653 | *outptr = '\0'; | |
654 | ||
655 | /* | |
656 | * Return the decoded string and size... | |
657 | */ | |
658 | ||
659 | *outlen = (int)(outptr - out); | |
660 | ||
661 | return (out); | |
662 | } | |
663 | ||
664 | ||
665 | /* | |
666 | * 'httpEncode64()' - Base64-encode a string. | |
ecdc0628 | 667 | * |
668 | * This function is deprecated. Use the httpEncode64_2() function instead | |
669 | * which provides buffer length arguments. | |
670 | * | |
53af7f21 | 671 | * @deprecated@ @exclude all@ |
ef416fc2 | 672 | */ |
673 | ||
674 | char * /* O - Encoded string */ | |
675 | httpEncode64(char *out, /* I - String to write to */ | |
676 | const char *in) /* I - String to read from */ | |
677 | { | |
b86bc4cf | 678 | return (httpEncode64_2(out, 512, in, (int)strlen(in))); |
ef416fc2 | 679 | } |
680 | ||
681 | ||
682 | /* | |
683 | * 'httpEncode64_2()' - Base64-encode a string. | |
684 | * | |
8072030b | 685 | * @since CUPS 1.1.21/macOS 10.4@ |
ef416fc2 | 686 | */ |
687 | ||
688 | char * /* O - Encoded string */ | |
689 | httpEncode64_2(char *out, /* I - String to write to */ | |
98d88c8d | 690 | int outlen, /* I - Maximum size of output string */ |
ef416fc2 | 691 | const char *in, /* I - String to read from */ |
692 | int inlen) /* I - Size of input string */ | |
693 | { | |
694 | char *outptr, /* Output pointer */ | |
695 | *outend; /* End of output buffer */ | |
696 | static const char base64[] = /* Base64 characters... */ | |
697 | { | |
698 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
699 | "abcdefghijklmnopqrstuvwxyz" | |
700 | "0123456789" | |
701 | "+/" | |
702 | }; | |
703 | ||
704 | ||
705 | /* | |
706 | * Range check input... | |
707 | */ | |
708 | ||
709 | if (!out || outlen < 1 || !in) | |
710 | return (NULL); | |
711 | ||
712 | /* | |
713 | * Convert bytes to base-64... | |
714 | */ | |
715 | ||
716 | for (outptr = out, outend = out + outlen - 1; inlen > 0; in ++, inlen --) | |
717 | { | |
718 | /* | |
719 | * Encode the up to 3 characters as 4 Base64 numbers... | |
720 | */ | |
721 | ||
722 | if (outptr < outend) | |
723 | *outptr ++ = base64[(in[0] & 255) >> 2]; | |
26d47ec6 | 724 | |
ef416fc2 | 725 | if (outptr < outend) |
26d47ec6 | 726 | { |
727 | if (inlen > 1) | |
728 | *outptr ++ = base64[(((in[0] & 255) << 4) | ((in[1] & 255) >> 4)) & 63]; | |
729 | else | |
730 | *outptr ++ = base64[((in[0] & 255) << 4) & 63]; | |
731 | } | |
ef416fc2 | 732 | |
733 | in ++; | |
734 | inlen --; | |
735 | if (inlen <= 0) | |
736 | { | |
737 | if (outptr < outend) | |
738 | *outptr ++ = '='; | |
739 | if (outptr < outend) | |
740 | *outptr ++ = '='; | |
741 | break; | |
742 | } | |
743 | ||
744 | if (outptr < outend) | |
26d47ec6 | 745 | { |
746 | if (inlen > 1) | |
747 | *outptr ++ = base64[(((in[0] & 255) << 2) | ((in[1] & 255) >> 6)) & 63]; | |
748 | else | |
749 | *outptr ++ = base64[((in[0] & 255) << 2) & 63]; | |
750 | } | |
ef416fc2 | 751 | |
752 | in ++; | |
753 | inlen --; | |
754 | if (inlen <= 0) | |
755 | { | |
756 | if (outptr < outend) | |
757 | *outptr ++ = '='; | |
758 | break; | |
759 | } | |
760 | ||
761 | if (outptr < outend) | |
762 | *outptr ++ = base64[in[0] & 63]; | |
763 | } | |
764 | ||
765 | *outptr = '\0'; | |
766 | ||
767 | /* | |
768 | * Return the encoded string... | |
769 | */ | |
770 | ||
771 | return (out); | |
772 | } | |
773 | ||
774 | ||
775 | /* | |
776 | * 'httpGetDateString()' - Get a formatted date/time string from a time value. | |
777 | * | |
53af7f21 | 778 | * @deprecated@ @exclude all@ |
ef416fc2 | 779 | */ |
780 | ||
781 | const char * /* O - Date/time string */ | |
98d88c8d | 782 | httpGetDateString(time_t t) /* I - Time in seconds */ |
ef416fc2 | 783 | { |
784 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
785 | ||
786 | ||
787 | return (httpGetDateString2(t, cg->http_date, sizeof(cg->http_date))); | |
788 | } | |
789 | ||
790 | ||
791 | /* | |
792 | * 'httpGetDateString2()' - Get a formatted date/time string from a time value. | |
793 | * | |
8072030b | 794 | * @since CUPS 1.2/macOS 10.5@ |
ef416fc2 | 795 | */ |
796 | ||
797 | const char * /* O - Date/time string */ | |
98d88c8d | 798 | httpGetDateString2(time_t t, /* I - Time in seconds */ |
ef416fc2 | 799 | char *s, /* I - String buffer */ |
800 | int slen) /* I - Size of string buffer */ | |
801 | { | |
f4a99aeb | 802 | struct tm tdate; /* UNIX date/time data */ |
ef416fc2 | 803 | |
804 | ||
f4a99aeb MS |
805 | gmtime_r(&t, &tdate); |
806 | ||
807 | snprintf(s, (size_t)slen, "%s, %02d %s %d %02d:%02d:%02d GMT", http_days[tdate.tm_wday], tdate.tm_mday, http_months[tdate.tm_mon], tdate.tm_year + 1900, tdate.tm_hour, tdate.tm_min, tdate.tm_sec); | |
ef416fc2 | 808 | |
809 | return (s); | |
810 | } | |
811 | ||
812 | ||
813 | /* | |
814 | * 'httpGetDateTime()' - Get a time value from a formatted date/time string. | |
815 | */ | |
816 | ||
98d88c8d | 817 | time_t /* O - Time in seconds */ |
ef416fc2 | 818 | httpGetDateTime(const char *s) /* I - Date/time string */ |
819 | { | |
820 | int i; /* Looping var */ | |
821 | char mon[16]; /* Abbreviated month name */ | |
822 | int day, year; /* Day of month and year */ | |
823 | int hour, min, sec; /* Time */ | |
824 | int days; /* Number of days since 1970 */ | |
825 | static const int normal_days[] = /* Days to a month, normal years */ | |
826 | { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 }; | |
827 | static const int leap_days[] = /* Days to a month, leap years */ | |
828 | { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 }; | |
829 | ||
830 | ||
e07d4801 | 831 | DEBUG_printf(("2httpGetDateTime(s=\"%s\")", s)); |
ef416fc2 | 832 | |
833 | /* | |
834 | * Extract the date and time from the formatted string... | |
835 | */ | |
836 | ||
837 | if (sscanf(s, "%*s%d%15s%d%d:%d:%d", &day, mon, &year, &hour, &min, &sec) < 6) | |
838 | return (0); | |
839 | ||
e07d4801 MS |
840 | DEBUG_printf(("4httpGetDateTime: day=%d, mon=\"%s\", year=%d, hour=%d, " |
841 | "min=%d, sec=%d", day, mon, year, hour, min, sec)); | |
ef416fc2 | 842 | |
064e50fb MS |
843 | /* |
844 | * Check for invalid year (RFC 7231 says it's 4DIGIT) | |
845 | */ | |
846 | ||
847 | if (year > 9999) | |
848 | return (0); | |
849 | ||
ef416fc2 | 850 | /* |
851 | * Convert the month name to a number from 0 to 11. | |
852 | */ | |
853 | ||
854 | for (i = 0; i < 12; i ++) | |
88f9aafc | 855 | if (!_cups_strcasecmp(mon, http_months[i])) |
ef416fc2 | 856 | break; |
857 | ||
858 | if (i >= 12) | |
859 | return (0); | |
860 | ||
e07d4801 | 861 | DEBUG_printf(("4httpGetDateTime: i=%d", i)); |
ef416fc2 | 862 | |
863 | /* | |
864 | * Now convert the date and time to a UNIX time value in seconds since | |
865 | * 1970. We can't use mktime() since the timezone may not be UTC but | |
866 | * the date/time string *is* UTC. | |
867 | */ | |
868 | ||
869 | if ((year & 3) == 0 && ((year % 100) != 0 || (year % 400) == 0)) | |
870 | days = leap_days[i] + day - 1; | |
871 | else | |
872 | days = normal_days[i] + day - 1; | |
873 | ||
e07d4801 | 874 | DEBUG_printf(("4httpGetDateTime: days=%d", days)); |
ef416fc2 | 875 | |
876 | days += (year - 1970) * 365 + /* 365 days per year (normally) */ | |
877 | ((year - 1) / 4 - 492) - /* + leap days */ | |
878 | ((year - 1) / 100 - 19) + /* - 100 year days */ | |
879 | ((year - 1) / 400 - 4); /* + 400 year days */ | |
880 | ||
e07d4801 | 881 | DEBUG_printf(("4httpGetDateTime: days=%d\n", days)); |
ef416fc2 | 882 | |
883 | return (days * 86400 + hour * 3600 + min * 60 + sec); | |
884 | } | |
885 | ||
886 | ||
887 | /* | |
888 | * 'httpSeparate()' - Separate a Universal Resource Identifier into its | |
889 | * components. | |
ecdc0628 | 890 | * |
891 | * This function is deprecated; use the httpSeparateURI() function instead. | |
892 | * | |
53af7f21 | 893 | * @deprecated@ @exclude all@ |
ef416fc2 | 894 | */ |
895 | ||
896 | void | |
897 | httpSeparate(const char *uri, /* I - Universal Resource Identifier */ | |
898 | char *scheme, /* O - Scheme [32] (http, https, etc.) */ | |
899 | char *username, /* O - Username [1024] */ | |
900 | char *host, /* O - Hostname [1024] */ | |
901 | int *port, /* O - Port number to use */ | |
902 | char *resource) /* O - Resource/filename [1024] */ | |
903 | { | |
a4d04587 | 904 | httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, 32, username, |
905 | HTTP_MAX_URI, host, HTTP_MAX_URI, port, resource, | |
906 | HTTP_MAX_URI); | |
ef416fc2 | 907 | } |
908 | ||
909 | ||
910 | /* | |
911 | * 'httpSeparate2()' - Separate a Universal Resource Identifier into its | |
912 | * components. | |
913 | * | |
ecdc0628 | 914 | * This function is deprecated; use the httpSeparateURI() function instead. |
915 | * | |
8072030b | 916 | * @since CUPS 1.1.21/macOS 10.4@ |
53af7f21 | 917 | * @deprecated@ @exclude all@ |
ef416fc2 | 918 | */ |
919 | ||
920 | void | |
921 | httpSeparate2(const char *uri, /* I - Universal Resource Identifier */ | |
922 | char *scheme, /* O - Scheme (http, https, etc.) */ | |
923 | int schemelen, /* I - Size of scheme buffer */ | |
924 | char *username, /* O - Username */ | |
925 | int usernamelen, /* I - Size of username buffer */ | |
926 | char *host, /* O - Hostname */ | |
927 | int hostlen, /* I - Size of hostname buffer */ | |
928 | int *port, /* O - Port number to use */ | |
929 | char *resource, /* O - Resource/filename */ | |
930 | int resourcelen) /* I - Size of resource buffer */ | |
931 | { | |
a4d04587 | 932 | httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, schemelen, username, |
933 | usernamelen, host, hostlen, port, resource, resourcelen); | |
ef416fc2 | 934 | } |
935 | ||
936 | ||
937 | /* | |
938 | * 'httpSeparateURI()' - Separate a Universal Resource Identifier into its | |
939 | * components. | |
940 | * | |
8072030b | 941 | * @since CUPS 1.2/macOS 10.5@ |
ef416fc2 | 942 | */ |
943 | ||
944 | http_uri_status_t /* O - Result of separation */ | |
a4d04587 | 945 | httpSeparateURI( |
946 | http_uri_coding_t decoding, /* I - Decoding flags */ | |
947 | const char *uri, /* I - Universal Resource Identifier */ | |
948 | char *scheme, /* O - Scheme (http, https, etc.) */ | |
949 | int schemelen, /* I - Size of scheme buffer */ | |
950 | char *username, /* O - Username */ | |
951 | int usernamelen, /* I - Size of username buffer */ | |
952 | char *host, /* O - Hostname */ | |
953 | int hostlen, /* I - Size of hostname buffer */ | |
954 | int *port, /* O - Port number to use */ | |
955 | char *resource, /* O - Resource/filename */ | |
956 | int resourcelen) /* I - Size of resource buffer */ | |
ef416fc2 | 957 | { |
958 | char *ptr, /* Pointer into string... */ | |
959 | *end; /* End of string */ | |
960 | const char *sep; /* Separator character */ | |
961 | http_uri_status_t status; /* Result of separation */ | |
962 | ||
963 | ||
964 | /* | |
965 | * Initialize everything to blank... | |
966 | */ | |
967 | ||
968 | if (scheme && schemelen > 0) | |
969 | *scheme = '\0'; | |
970 | ||
971 | if (username && usernamelen > 0) | |
972 | *username = '\0'; | |
973 | ||
974 | if (host && hostlen > 0) | |
975 | *host = '\0'; | |
976 | ||
977 | if (port) | |
978 | *port = 0; | |
979 | ||
980 | if (resource && resourcelen > 0) | |
981 | *resource = '\0'; | |
982 | ||
983 | /* | |
984 | * Range check input... | |
985 | */ | |
986 | ||
987 | if (!uri || !port || !scheme || schemelen <= 0 || !username || | |
988 | usernamelen <= 0 || !host || hostlen <= 0 || !resource || | |
989 | resourcelen <= 0) | |
cb7f98ee | 990 | return (HTTP_URI_STATUS_BAD_ARGUMENTS); |
ef416fc2 | 991 | |
992 | if (!*uri) | |
cb7f98ee | 993 | return (HTTP_URI_STATUS_BAD_URI); |
ef416fc2 | 994 | |
995 | /* | |
996 | * Grab the scheme portion of the URI... | |
997 | */ | |
998 | ||
cb7f98ee | 999 | status = HTTP_URI_STATUS_OK; |
ef416fc2 | 1000 | |
1001 | if (!strncmp(uri, "//", 2)) | |
1002 | { | |
1003 | /* | |
1004 | * Workaround for HP IPP client bug... | |
1005 | */ | |
1006 | ||
07623986 | 1007 | strlcpy(scheme, "ipp", (size_t)schemelen); |
cb7f98ee | 1008 | status = HTTP_URI_STATUS_MISSING_SCHEME; |
ef416fc2 | 1009 | } |
1010 | else if (*uri == '/') | |
1011 | { | |
1012 | /* | |
1013 | * Filename... | |
1014 | */ | |
1015 | ||
07623986 | 1016 | strlcpy(scheme, "file", (size_t)schemelen); |
cb7f98ee | 1017 | status = HTTP_URI_STATUS_MISSING_SCHEME; |
ef416fc2 | 1018 | } |
1019 | else | |
1020 | { | |
1021 | /* | |
1022 | * Standard URI with scheme... | |
1023 | */ | |
1024 | ||
1025 | for (ptr = scheme, end = scheme + schemelen - 1; | |
1026 | *uri && *uri != ':' && ptr < end;) | |
7cf5915e MS |
1027 | if (strchr("ABCDEFGHIJKLMNOPQRSTUVWXYZ" |
1028 | "abcdefghijklmnopqrstuvwxyz" | |
1029 | "0123456789-+.", *uri) != NULL) | |
ef416fc2 | 1030 | *ptr++ = *uri++; |
1031 | else | |
1032 | break; | |
1033 | ||
1034 | *ptr = '\0'; | |
1035 | ||
fdaf028e | 1036 | if (*uri != ':' || *scheme == '.' || !*scheme) |
ef416fc2 | 1037 | { |
1038 | *scheme = '\0'; | |
cb7f98ee | 1039 | return (HTTP_URI_STATUS_BAD_SCHEME); |
ef416fc2 | 1040 | } |
1041 | ||
1042 | uri ++; | |
1043 | } | |
1044 | ||
1045 | /* | |
1046 | * Set the default port number... | |
1047 | */ | |
1048 | ||
1049 | if (!strcmp(scheme, "http")) | |
1050 | *port = 80; | |
1051 | else if (!strcmp(scheme, "https")) | |
1052 | *port = 443; | |
7cf5915e | 1053 | else if (!strcmp(scheme, "ipp") || !strcmp(scheme, "ipps")) |
ef416fc2 | 1054 | *port = 631; |
88f9aafc | 1055 | else if (!_cups_strcasecmp(scheme, "lpd")) |
ef416fc2 | 1056 | *port = 515; |
1057 | else if (!strcmp(scheme, "socket")) /* Not yet registered with IANA... */ | |
1058 | *port = 9100; | |
f4047845 | 1059 | else if (strcmp(scheme, "file") && strcmp(scheme, "mailto") && strcmp(scheme, "tel")) |
cb7f98ee | 1060 | status = HTTP_URI_STATUS_UNKNOWN_SCHEME; |
ef416fc2 | 1061 | |
1062 | /* | |
1063 | * Now see if we have a hostname... | |
1064 | */ | |
1065 | ||
1066 | if (!strncmp(uri, "//", 2)) | |
1067 | { | |
1068 | /* | |
1069 | * Yes, extract it... | |
1070 | */ | |
1071 | ||
1072 | uri += 2; | |
1073 | ||
1074 | /* | |
1075 | * Grab the username, if any... | |
1076 | */ | |
1077 | ||
1078 | if ((sep = strpbrk(uri, "@/")) != NULL && *sep == '@') | |
1079 | { | |
1080 | /* | |
1081 | * Get a username:password combo... | |
1082 | */ | |
1083 | ||
a4d04587 | 1084 | uri = http_copy_decode(username, uri, usernamelen, "@", |
1085 | decoding & HTTP_URI_CODING_USERNAME); | |
ef416fc2 | 1086 | |
1087 | if (!uri) | |
1088 | { | |
1089 | *username = '\0'; | |
cb7f98ee | 1090 | return (HTTP_URI_STATUS_BAD_USERNAME); |
ef416fc2 | 1091 | } |
1092 | ||
1093 | uri ++; | |
1094 | } | |
1095 | ||
1096 | /* | |
1097 | * Then the hostname/IP address... | |
1098 | */ | |
1099 | ||
1100 | if (*uri == '[') | |
1101 | { | |
1102 | /* | |
1103 | * Grab IPv6 address... | |
1104 | */ | |
1105 | ||
1106 | uri ++; | |
86c809d9 MS |
1107 | if (*uri == 'v') |
1108 | { | |
1109 | /* | |
1110 | * Skip IPvFuture ("vXXXX.") prefix... | |
1111 | */ | |
1112 | ||
1113 | uri ++; | |
1114 | ||
1115 | while (isxdigit(*uri & 255)) | |
1116 | uri ++; | |
1117 | ||
1118 | if (*uri != '.') | |
1119 | { | |
1120 | *host = '\0'; | |
1121 | return (HTTP_URI_STATUS_BAD_HOSTNAME); | |
1122 | } | |
1123 | ||
1124 | uri ++; | |
1125 | } | |
ef416fc2 | 1126 | |
a4d04587 | 1127 | uri = http_copy_decode(host, uri, hostlen, "]", |
1128 | decoding & HTTP_URI_CODING_HOSTNAME); | |
ef416fc2 | 1129 | |
1130 | if (!uri) | |
1131 | { | |
1132 | *host = '\0'; | |
cb7f98ee | 1133 | return (HTTP_URI_STATUS_BAD_HOSTNAME); |
ef416fc2 | 1134 | } |
1135 | ||
1136 | /* | |
1137 | * Validate value... | |
1138 | */ | |
1139 | ||
1140 | if (*uri != ']') | |
1141 | { | |
1142 | *host = '\0'; | |
cb7f98ee | 1143 | return (HTTP_URI_STATUS_BAD_HOSTNAME); |
ef416fc2 | 1144 | } |
1145 | ||
1146 | uri ++; | |
1147 | ||
1148 | for (ptr = host; *ptr; ptr ++) | |
1149 | if (*ptr == '+') | |
1150 | { | |
1151 | /* | |
1152 | * Convert zone separator to % and stop here... | |
1153 | */ | |
1154 | ||
1155 | *ptr = '%'; | |
1156 | break; | |
1157 | } | |
86c809d9 MS |
1158 | else if (*ptr == '%') |
1159 | { | |
1160 | /* | |
1161 | * Stop at zone separator (RFC 6874) | |
1162 | */ | |
1163 | ||
1164 | break; | |
1165 | } | |
ef416fc2 | 1166 | else if (*ptr != ':' && *ptr != '.' && !isxdigit(*ptr & 255)) |
1167 | { | |
1168 | *host = '\0'; | |
cb7f98ee | 1169 | return (HTTP_URI_STATUS_BAD_HOSTNAME); |
ef416fc2 | 1170 | } |
1171 | } | |
1172 | else | |
1173 | { | |
1174 | /* | |
b423cd4c | 1175 | * Validate the hostname or IPv4 address first... |
1176 | */ | |
1177 | ||
1178 | for (ptr = (char *)uri; *ptr; ptr ++) | |
1179 | if (strchr(":?/", *ptr)) | |
1180 | break; | |
ff862e50 MS |
1181 | else if (!strchr("abcdefghijklmnopqrstuvwxyz" /* unreserved */ |
1182 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" /* unreserved */ | |
1183 | "0123456789" /* unreserved */ | |
1184 | "-._~" /* unreserved */ | |
1185 | "%" /* pct-encoded */ | |
1186 | "!$&'()*+,;=" /* sub-delims */ | |
1187 | "\\", *ptr)) /* SMB domain */ | |
b423cd4c | 1188 | { |
1189 | *host = '\0'; | |
cb7f98ee | 1190 | return (HTTP_URI_STATUS_BAD_HOSTNAME); |
b423cd4c | 1191 | } |
1192 | ||
1193 | /* | |
1194 | * Then copy the hostname or IPv4 address to the buffer... | |
ef416fc2 | 1195 | */ |
1196 | ||
a4d04587 | 1197 | uri = http_copy_decode(host, uri, hostlen, ":?/", |
1198 | decoding & HTTP_URI_CODING_HOSTNAME); | |
ef416fc2 | 1199 | |
1200 | if (!uri) | |
1201 | { | |
1202 | *host = '\0'; | |
cb7f98ee | 1203 | return (HTTP_URI_STATUS_BAD_HOSTNAME); |
ef416fc2 | 1204 | } |
ef416fc2 | 1205 | } |
1206 | ||
1207 | /* | |
1208 | * Validate hostname for file scheme - only empty and localhost are | |
1209 | * acceptable. | |
1210 | */ | |
1211 | ||
1212 | if (!strcmp(scheme, "file") && strcmp(host, "localhost") && host[0]) | |
1213 | { | |
1214 | *host = '\0'; | |
cb7f98ee | 1215 | return (HTTP_URI_STATUS_BAD_HOSTNAME); |
ef416fc2 | 1216 | } |
1217 | ||
1218 | /* | |
1219 | * See if we have a port number... | |
1220 | */ | |
1221 | ||
1222 | if (*uri == ':') | |
1223 | { | |
1224 | /* | |
1225 | * Yes, collect the port number... | |
1226 | */ | |
1227 | ||
dfd5680b MS |
1228 | if (!isdigit(uri[1] & 255)) |
1229 | { | |
1230 | *port = 0; | |
cb7f98ee | 1231 | return (HTTP_URI_STATUS_BAD_PORT); |
dfd5680b MS |
1232 | } |
1233 | ||
7e86f2f6 | 1234 | *port = (int)strtol(uri + 1, (char **)&uri, 10); |
ef416fc2 | 1235 | |
044af446 MS |
1236 | if (*port <= 0 || *port > 65535) |
1237 | { | |
1238 | *port = 0; | |
1239 | return (HTTP_URI_STATUS_BAD_PORT); | |
1240 | } | |
1241 | ||
d6ae789d | 1242 | if (*uri != '/' && *uri) |
ef416fc2 | 1243 | { |
1244 | *port = 0; | |
cb7f98ee | 1245 | return (HTTP_URI_STATUS_BAD_PORT); |
ef416fc2 | 1246 | } |
1247 | } | |
1248 | } | |
1249 | ||
1250 | /* | |
1251 | * The remaining portion is the resource string... | |
1252 | */ | |
1253 | ||
1254 | if (*uri == '?' || !*uri) | |
1255 | { | |
1256 | /* | |
1257 | * Hostname but no path... | |
1258 | */ | |
1259 | ||
cb7f98ee | 1260 | status = HTTP_URI_STATUS_MISSING_RESOURCE; |
ef416fc2 | 1261 | *resource = '/'; |
fa73b229 | 1262 | |
1263 | /* | |
a4d04587 | 1264 | * Copy any query string... |
fa73b229 | 1265 | */ |
1266 | ||
1267 | if (*uri == '?') | |
a4d04587 | 1268 | uri = http_copy_decode(resource + 1, uri, resourcelen - 1, NULL, |
1269 | decoding & HTTP_URI_CODING_QUERY); | |
fa73b229 | 1270 | else |
1271 | resource[1] = '\0'; | |
ef416fc2 | 1272 | } |
1273 | else | |
fa73b229 | 1274 | { |
a4d04587 | 1275 | uri = http_copy_decode(resource, uri, resourcelen, "?", |
1276 | decoding & HTTP_URI_CODING_RESOURCE); | |
fa73b229 | 1277 | |
1278 | if (uri && *uri == '?') | |
1279 | { | |
1280 | /* | |
a4d04587 | 1281 | * Concatenate any query string... |
fa73b229 | 1282 | */ |
1283 | ||
a4d04587 | 1284 | char *resptr = resource + strlen(resource); |
1285 | ||
ff862e50 MS |
1286 | uri = http_copy_decode(resptr, uri, |
1287 | resourcelen - (int)(resptr - resource), NULL, | |
1288 | decoding & HTTP_URI_CODING_QUERY); | |
fa73b229 | 1289 | } |
1290 | } | |
ef416fc2 | 1291 | |
1292 | if (!uri) | |
1293 | { | |
1294 | *resource = '\0'; | |
cb7f98ee | 1295 | return (HTTP_URI_STATUS_BAD_RESOURCE); |
ef416fc2 | 1296 | } |
1297 | ||
1298 | /* | |
1299 | * Return the URI separation status... | |
1300 | */ | |
1301 | ||
1302 | return (status); | |
1303 | } | |
1304 | ||
1305 | ||
5737d5eb MS |
1306 | /* |
1307 | * '_httpSetDigestAuthString()' - Calculate a Digest authentication response | |
1308 | * using the appropriate RFC 2068/2617/7616 | |
1309 | * algorithm. | |
1310 | */ | |
1311 | ||
1312 | int /* O - 1 on success, 0 on failure */ | |
1313 | _httpSetDigestAuthString( | |
1314 | http_t *http, /* I - HTTP connection */ | |
1315 | const char *nonce, /* I - Nonce value */ | |
1316 | const char *method, /* I - HTTP method */ | |
1317 | const char *resource) /* I - HTTP resource path */ | |
1318 | { | |
1319 | char kd[65], /* Final MD5/SHA-256 digest */ | |
1320 | ha1[65], /* Hash of username:realm:password */ | |
1321 | ha2[65], /* Hash of method:request-uri */ | |
1322 | username[HTTP_MAX_VALUE], | |
1323 | /* username:password */ | |
1324 | *password, /* Pointer to password */ | |
1325 | temp[1024], /* Temporary string */ | |
1326 | digest[1024]; /* Digest auth data */ | |
1327 | unsigned char hash[32]; /* Hash buffer */ | |
1328 | size_t hashsize; /* Size of hash */ | |
ec8beb89 | 1329 | _cups_globals_t *cg = _cupsGlobals(); /* Per-thread globals */ |
5737d5eb MS |
1330 | |
1331 | ||
0b353e63 | 1332 | DEBUG_printf(("2_httpSetDigestAuthString(http=%p, nonce=\"%s\", method=\"%s\", resource=\"%s\")", (void *)http, nonce, method, resource)); |
5737d5eb MS |
1333 | |
1334 | if (nonce && *nonce && strcmp(nonce, http->nonce)) | |
1335 | { | |
1336 | strlcpy(http->nonce, nonce, sizeof(http->nonce)); | |
1337 | ||
1338 | if (nonce == http->nextnonce) | |
1339 | http->nextnonce[0] = '\0'; | |
1340 | ||
1341 | http->nonce_count = 1; | |
1342 | } | |
1343 | else | |
1344 | http->nonce_count ++; | |
1345 | ||
1346 | strlcpy(username, http->userpass, sizeof(username)); | |
1347 | if ((password = strchr(username, ':')) != NULL) | |
1348 | *password++ = '\0'; | |
1349 | else | |
1350 | return (0); | |
1351 | ||
1352 | if (http->algorithm[0]) | |
1353 | { | |
1354 | /* | |
1355 | * Follow RFC 2617/7616... | |
1356 | */ | |
1357 | ||
1358 | int i; /* Looping var */ | |
1359 | char cnonce[65]; /* cnonce value */ | |
1360 | const char *hashalg; /* Hashing algorithm */ | |
1361 | ||
1362 | for (i = 0; i < 64; i ++) | |
1363 | cnonce[i] = "0123456789ABCDEF"[CUPS_RAND() & 15]; | |
1364 | cnonce[64] = '\0'; | |
1365 | ||
1366 | if (!_cups_strcasecmp(http->algorithm, "MD5")) | |
1367 | { | |
1368 | /* | |
1369 | * RFC 2617 Digest with MD5 | |
1370 | */ | |
1371 | ||
ec8beb89 MS |
1372 | if (cg->digestoptions == _CUPS_DIGESTOPTIONS_DENYMD5) |
1373 | { | |
1374 | DEBUG_puts("3_httpSetDigestAuthString: MD5 Digest is disabled."); | |
1375 | return (0); | |
1376 | } | |
1377 | ||
5737d5eb MS |
1378 | hashalg = "md5"; |
1379 | } | |
1380 | else if (!_cups_strcasecmp(http->algorithm, "SHA-256")) | |
1381 | { | |
1382 | /* | |
1383 | * RFC 7616 Digest with SHA-256 | |
1384 | */ | |
1385 | ||
1386 | hashalg = "sha2-256"; | |
1387 | } | |
1388 | else | |
1389 | { | |
1390 | /* | |
1391 | * Some other algorithm we don't support, skip this one... | |
1392 | */ | |
1393 | ||
1394 | return (0); | |
1395 | } | |
1396 | ||
1397 | /* | |
1398 | * Calculate digest value... | |
1399 | */ | |
1400 | ||
1401 | /* H(A1) = H(username:realm:password) */ | |
1402 | snprintf(temp, sizeof(temp), "%s:%s:%s", username, http->realm, password); | |
1403 | hashsize = (size_t)cupsHashData(hashalg, (unsigned char *)temp, strlen(temp), hash, sizeof(hash)); | |
1404 | cupsHashString(hash, hashsize, ha1, sizeof(ha1)); | |
1405 | ||
1406 | /* H(A2) = H(method:uri) */ | |
1407 | snprintf(temp, sizeof(temp), "%s:%s", method, resource); | |
1408 | hashsize = (size_t)cupsHashData(hashalg, (unsigned char *)temp, strlen(temp), hash, sizeof(hash)); | |
1409 | cupsHashString(hash, hashsize, ha2, sizeof(ha2)); | |
1410 | ||
1411 | /* KD = H(H(A1):nonce:nc:cnonce:qop:H(A2)) */ | |
1412 | snprintf(temp, sizeof(temp), "%s:%s:%08x:%s:%s:%s", ha1, http->nonce, http->nonce_count, cnonce, "auth", ha2); | |
1413 | hashsize = (size_t)cupsHashData(hashalg, (unsigned char *)temp, strlen(temp), hash, sizeof(hash)); | |
1414 | cupsHashString(hash, hashsize, kd, sizeof(kd)); | |
1415 | ||
1416 | /* | |
1417 | * Pass the RFC 2617/7616 WWW-Authenticate header... | |
1418 | */ | |
1419 | ||
1420 | if (http->opaque[0]) | |
1421 | snprintf(digest, sizeof(digest), "username=\"%s\", realm=\"%s\", nonce=\"%s\", algorithm=%s, qop=auth, opaque=\"%s\", cnonce=\"%s\", nc=%08x, uri=\"%s\", response=\"%s\"", cupsUser(), http->realm, http->nonce, http->algorithm, http->opaque, cnonce, http->nonce_count, resource, kd); | |
1422 | else | |
1423 | snprintf(digest, sizeof(digest), "username=\"%s\", realm=\"%s\", nonce=\"%s\", algorithm=%s, qop=auth, cnonce=\"%s\", nc=%08x, uri=\"%s\", response=\"%s\"", username, http->realm, http->nonce, http->algorithm, cnonce, http->nonce_count, resource, kd); | |
1424 | } | |
1425 | else | |
1426 | { | |
1427 | /* | |
1428 | * Use old RFC 2069 Digest method... | |
1429 | */ | |
1430 | ||
1431 | /* H(A1) = H(username:realm:password) */ | |
1432 | snprintf(temp, sizeof(temp), "%s:%s:%s", username, http->realm, password); | |
1433 | hashsize = (size_t)cupsHashData("md5", (unsigned char *)temp, strlen(temp), hash, sizeof(hash)); | |
1434 | cupsHashString(hash, hashsize, ha1, sizeof(ha1)); | |
1435 | ||
1436 | /* H(A2) = H(method:uri) */ | |
1437 | snprintf(temp, sizeof(temp), "%s:%s", method, resource); | |
1438 | hashsize = (size_t)cupsHashData("md5", (unsigned char *)temp, strlen(temp), hash, sizeof(hash)); | |
1439 | cupsHashString(hash, hashsize, ha2, sizeof(ha2)); | |
1440 | ||
1441 | /* KD = H(H(A1):nonce:H(A2)) */ | |
1442 | snprintf(temp, sizeof(temp), "%s:%s:%s", ha1, http->nonce, ha2); | |
1443 | hashsize = (size_t)cupsHashData("md5", (unsigned char *)temp, strlen(temp), hash, sizeof(hash)); | |
1444 | cupsHashString(hash, hashsize, kd, sizeof(kd)); | |
1445 | ||
1446 | /* | |
1447 | * Pass the old RFC 2069 WWW-Authenticate header... | |
1448 | */ | |
1449 | ||
1450 | snprintf(digest, sizeof(digest), "username=\"%s\", realm=\"%s\", nonce=\"%s\", uri=\"%s\", response=\"%s\"", username, http->realm, http->nonce, resource, kd); | |
1451 | } | |
1452 | ||
1453 | httpSetAuthString(http, "Digest", digest); | |
1454 | ||
1455 | return (1); | |
1456 | } | |
1457 | ||
1458 | ||
5ec1fd3d MS |
1459 | /* |
1460 | * 'httpStateString()' - Return the string describing a HTTP state value. | |
1461 | * | |
e1f19878 | 1462 | * @since CUPS 2.0/OS 10.10@ |
5ec1fd3d MS |
1463 | */ |
1464 | ||
1465 | const char * /* O - State string */ | |
1466 | httpStateString(http_state_t state) /* I - HTTP state value */ | |
1467 | { | |
1468 | if (state < HTTP_STATE_ERROR || state > HTTP_STATE_UNKNOWN_VERSION) | |
1469 | return ("HTTP_STATE_???"); | |
1470 | else | |
1471 | return (http_states[state - HTTP_STATE_ERROR]); | |
1472 | } | |
1473 | ||
1474 | ||
ef416fc2 | 1475 | /* |
41e6c1f1 | 1476 | * '_httpStatus()' - Return the localized string describing a HTTP status code. |
9f5eb9be | 1477 | * |
41e6c1f1 | 1478 | * The returned string is localized using the passed message catalog. |
ef416fc2 | 1479 | */ |
1480 | ||
9f5eb9be | 1481 | const char * /* O - Localized status string */ |
41e6c1f1 MS |
1482 | _httpStatus(cups_lang_t *lang, /* I - Language */ |
1483 | http_status_t status) /* I - HTTP status code */ | |
ef416fc2 | 1484 | { |
9f5eb9be | 1485 | const char *s; /* Status string */ |
9f5eb9be | 1486 | |
9f5eb9be | 1487 | |
ef416fc2 | 1488 | switch (status) |
1489 | { | |
b63a0d90 MS |
1490 | case HTTP_STATUS_ERROR : |
1491 | s = strerror(errno); | |
1492 | break; | |
cb7f98ee | 1493 | case HTTP_STATUS_CONTINUE : |
9f5eb9be MS |
1494 | s = _("Continue"); |
1495 | break; | |
cb7f98ee | 1496 | case HTTP_STATUS_SWITCHING_PROTOCOLS : |
9f5eb9be MS |
1497 | s = _("Switching Protocols"); |
1498 | break; | |
cb7f98ee | 1499 | case HTTP_STATUS_OK : |
9f5eb9be MS |
1500 | s = _("OK"); |
1501 | break; | |
cb7f98ee | 1502 | case HTTP_STATUS_CREATED : |
9f5eb9be MS |
1503 | s = _("Created"); |
1504 | break; | |
cb7f98ee | 1505 | case HTTP_STATUS_ACCEPTED : |
9f5eb9be MS |
1506 | s = _("Accepted"); |
1507 | break; | |
cb7f98ee | 1508 | case HTTP_STATUS_NO_CONTENT : |
9f5eb9be MS |
1509 | s = _("No Content"); |
1510 | break; | |
cb7f98ee | 1511 | case HTTP_STATUS_MOVED_PERMANENTLY : |
9f5eb9be MS |
1512 | s = _("Moved Permanently"); |
1513 | break; | |
034b06df MS |
1514 | case HTTP_STATUS_FOUND : |
1515 | s = _("Found"); | |
aa030912 | 1516 | break; |
cb7f98ee | 1517 | case HTTP_STATUS_SEE_OTHER : |
9f5eb9be MS |
1518 | s = _("See Other"); |
1519 | break; | |
cb7f98ee | 1520 | case HTTP_STATUS_NOT_MODIFIED : |
9f5eb9be MS |
1521 | s = _("Not Modified"); |
1522 | break; | |
cb7f98ee | 1523 | case HTTP_STATUS_BAD_REQUEST : |
9f5eb9be MS |
1524 | s = _("Bad Request"); |
1525 | break; | |
cb7f98ee MS |
1526 | case HTTP_STATUS_UNAUTHORIZED : |
1527 | case HTTP_STATUS_CUPS_AUTHORIZATION_CANCELED : | |
9f5eb9be MS |
1528 | s = _("Unauthorized"); |
1529 | break; | |
cb7f98ee | 1530 | case HTTP_STATUS_FORBIDDEN : |
9f5eb9be MS |
1531 | s = _("Forbidden"); |
1532 | break; | |
cb7f98ee | 1533 | case HTTP_STATUS_NOT_FOUND : |
9f5eb9be MS |
1534 | s = _("Not Found"); |
1535 | break; | |
cb7f98ee | 1536 | case HTTP_STATUS_REQUEST_TOO_LARGE : |
9f5eb9be MS |
1537 | s = _("Request Entity Too Large"); |
1538 | break; | |
cb7f98ee | 1539 | case HTTP_STATUS_URI_TOO_LONG : |
9f5eb9be MS |
1540 | s = _("URI Too Long"); |
1541 | break; | |
cb7f98ee | 1542 | case HTTP_STATUS_UPGRADE_REQUIRED : |
9f5eb9be MS |
1543 | s = _("Upgrade Required"); |
1544 | break; | |
cb7f98ee | 1545 | case HTTP_STATUS_NOT_IMPLEMENTED : |
9f5eb9be MS |
1546 | s = _("Not Implemented"); |
1547 | break; | |
cb7f98ee | 1548 | case HTTP_STATUS_NOT_SUPPORTED : |
9f5eb9be MS |
1549 | s = _("Not Supported"); |
1550 | break; | |
cb7f98ee | 1551 | case HTTP_STATUS_EXPECTATION_FAILED : |
9f5eb9be MS |
1552 | s = _("Expectation Failed"); |
1553 | break; | |
cb7f98ee | 1554 | case HTTP_STATUS_SERVICE_UNAVAILABLE : |
9f5eb9be MS |
1555 | s = _("Service Unavailable"); |
1556 | break; | |
cb7f98ee | 1557 | case HTTP_STATUS_SERVER_ERROR : |
94da7e34 MS |
1558 | s = _("Internal Server Error"); |
1559 | break; | |
cb7f98ee | 1560 | case HTTP_STATUS_CUPS_PKI_ERROR : |
7cf5915e MS |
1561 | s = _("SSL/TLS Negotiation Error"); |
1562 | break; | |
cb7f98ee | 1563 | case HTTP_STATUS_CUPS_WEBIF_DISABLED : |
229681c1 MS |
1564 | s = _("Web Interface is Disabled"); |
1565 | break; | |
b423cd4c | 1566 | |
ef416fc2 | 1567 | default : |
9f5eb9be MS |
1568 | s = _("Unknown"); |
1569 | break; | |
ef416fc2 | 1570 | } |
9f5eb9be | 1571 | |
41e6c1f1 MS |
1572 | return (_cupsLangString(lang, s)); |
1573 | } | |
1574 | ||
1575 | ||
1576 | /* | |
1577 | * 'httpStatus()' - Return a short string describing a HTTP status code. | |
1578 | * | |
1579 | * The returned string is localized to the current POSIX locale and is based | |
98d88c8d | 1580 | * on the status strings defined in RFC 7231. |
41e6c1f1 MS |
1581 | */ |
1582 | ||
1583 | const char * /* O - Localized status string */ | |
1584 | httpStatus(http_status_t status) /* I - HTTP status code */ | |
1585 | { | |
1586 | _cups_globals_t *cg = _cupsGlobals(); /* Global data */ | |
1587 | ||
1588 | ||
1589 | if (!cg->lang_default) | |
1590 | cg->lang_default = cupsLangDefault(); | |
1591 | ||
1592 | return (_httpStatus(cg->lang_default, status)); | |
ef416fc2 | 1593 | } |
1594 | ||
7e86f2f6 MS |
1595 | /* |
1596 | * 'httpURIStatusString()' - Return a string describing a URI status code. | |
1597 | * | |
e1f19878 | 1598 | * @since CUPS 2.0/OS 10.10@ |
7e86f2f6 MS |
1599 | */ |
1600 | ||
1601 | const char * /* O - Localized status string */ | |
1602 | httpURIStatusString( | |
1603 | http_uri_status_t status) /* I - URI status code */ | |
1604 | { | |
1605 | const char *s; /* Status string */ | |
1606 | _cups_globals_t *cg = _cupsGlobals(); /* Global data */ | |
1607 | ||
1608 | ||
1609 | if (!cg->lang_default) | |
1610 | cg->lang_default = cupsLangDefault(); | |
1611 | ||
1612 | switch (status) | |
1613 | { | |
1614 | case HTTP_URI_STATUS_OVERFLOW : | |
1615 | s = _("URI too large"); | |
1616 | break; | |
1617 | case HTTP_URI_STATUS_BAD_ARGUMENTS : | |
1618 | s = _("Bad arguments to function"); | |
1619 | break; | |
1620 | case HTTP_URI_STATUS_BAD_RESOURCE : | |
1621 | s = _("Bad resource in URI"); | |
1622 | break; | |
1623 | case HTTP_URI_STATUS_BAD_PORT : | |
1624 | s = _("Bad port number in URI"); | |
1625 | break; | |
1626 | case HTTP_URI_STATUS_BAD_HOSTNAME : | |
1627 | s = _("Bad hostname/address in URI"); | |
1628 | break; | |
1629 | case HTTP_URI_STATUS_BAD_USERNAME : | |
1630 | s = _("Bad username in URI"); | |
1631 | break; | |
1632 | case HTTP_URI_STATUS_BAD_SCHEME : | |
1633 | s = _("Bad scheme in URI"); | |
1634 | break; | |
1635 | case HTTP_URI_STATUS_BAD_URI : | |
1636 | s = _("Bad/empty URI"); | |
1637 | break; | |
1638 | case HTTP_URI_STATUS_OK : | |
1639 | s = _("OK"); | |
1640 | break; | |
1641 | case HTTP_URI_STATUS_MISSING_SCHEME : | |
1642 | s = _("Missing scheme in URI"); | |
1643 | break; | |
1644 | case HTTP_URI_STATUS_UNKNOWN_SCHEME : | |
1645 | s = _("Unknown scheme in URI"); | |
1646 | break; | |
1647 | case HTTP_URI_STATUS_MISSING_RESOURCE : | |
1648 | s = _("Missing resource in URI"); | |
1649 | break; | |
1650 | ||
1651 | default: | |
1652 | s = _("Unknown"); | |
1653 | break; | |
1654 | } | |
1655 | ||
1656 | return (_cupsLangString(cg->lang_default, s)); | |
1657 | } | |
1658 | ||
ef416fc2 | 1659 | |
1660 | #ifndef HAVE_HSTRERROR | |
1661 | /* | |
eac3a0a0 | 1662 | * '_cups_hstrerror()' - hstrerror() emulation function for Solaris and others. |
ef416fc2 | 1663 | */ |
1664 | ||
1665 | const char * /* O - Error string */ | |
1666 | _cups_hstrerror(int error) /* I - Error number */ | |
1667 | { | |
1668 | static const char * const errors[] = /* Error strings */ | |
1669 | { | |
1670 | "OK", | |
1671 | "Host not found.", | |
1672 | "Try again.", | |
1673 | "Unrecoverable lookup error.", | |
1674 | "No data associated with name." | |
1675 | }; | |
1676 | ||
1677 | ||
1678 | if (error < 0 || error > 4) | |
1679 | return ("Unknown hostname lookup error."); | |
1680 | else | |
1681 | return (errors[error]); | |
1682 | } | |
1683 | #endif /* !HAVE_HSTRERROR */ | |
1684 | ||
1685 | ||
1106b00e MS |
1686 | /* |
1687 | * '_httpDecodeURI()' - Percent-decode a HTTP request URI. | |
1688 | */ | |
1689 | ||
1690 | char * /* O - Decoded URI or NULL on error */ | |
1691 | _httpDecodeURI(char *dst, /* I - Destination buffer */ | |
1692 | const char *src, /* I - Source URI */ | |
1693 | size_t dstsize) /* I - Size of destination buffer */ | |
1694 | { | |
1695 | if (http_copy_decode(dst, src, (int)dstsize, NULL, 1)) | |
1696 | return (dst); | |
1697 | else | |
1698 | return (NULL); | |
1699 | } | |
1700 | ||
1701 | ||
839a51c8 MS |
1702 | /* |
1703 | * '_httpEncodeURI()' - Percent-encode a HTTP request URI. | |
1704 | */ | |
1705 | ||
1706 | char * /* O - Encoded URI */ | |
1707 | _httpEncodeURI(char *dst, /* I - Destination buffer */ | |
1708 | const char *src, /* I - Source URI */ | |
1709 | size_t dstsize) /* I - Size of destination buffer */ | |
1710 | { | |
1711 | http_copy_encode(dst, src, dst + dstsize - 1, NULL, NULL, 1); | |
1712 | return (dst); | |
1713 | } | |
1714 | ||
1715 | ||
5eb9da71 MS |
1716 | /* |
1717 | * '_httpResolveURI()' - Resolve a DNS-SD URI. | |
1718 | */ | |
1719 | ||
1720 | const char * /* O - Resolved URI */ | |
1721 | _httpResolveURI( | |
1722 | const char *uri, /* I - DNS-SD URI */ | |
1723 | char *resolved_uri, /* I - Buffer for resolved URI */ | |
1f0275e3 | 1724 | size_t resolved_size, /* I - Size of URI buffer */ |
eac3a0a0 | 1725 | int options, /* I - Resolve options */ |
07ed0e9a MS |
1726 | int (*cb)(void *context), /* I - Continue callback function */ |
1727 | void *context) /* I - Context pointer for callback */ | |
5eb9da71 MS |
1728 | { |
1729 | char scheme[32], /* URI components... */ | |
1730 | userpass[256], | |
1731 | hostname[1024], | |
1732 | resource[1024]; | |
1733 | int port; | |
b19ccc9e | 1734 | #ifdef DEBUG |
1f0275e3 | 1735 | http_uri_status_t status; /* URI decode status */ |
b19ccc9e | 1736 | #endif /* DEBUG */ |
5eb9da71 MS |
1737 | |
1738 | ||
807315e6 | 1739 | DEBUG_printf(("_httpResolveURI(uri=\"%s\", resolved_uri=%p, resolved_size=" CUPS_LLFMT ", options=0x%x, cb=%p, context=%p)", uri, (void *)resolved_uri, CUPS_LLCAST resolved_size, options, (void *)cb, context)); |
1f0275e3 | 1740 | |
5eb9da71 MS |
1741 | /* |
1742 | * Get the device URI... | |
1743 | */ | |
1744 | ||
b19ccc9e | 1745 | #ifdef DEBUG |
1f0275e3 MS |
1746 | if ((status = httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, |
1747 | sizeof(scheme), userpass, sizeof(userpass), | |
1748 | hostname, sizeof(hostname), &port, resource, | |
cb7f98ee | 1749 | sizeof(resource))) < HTTP_URI_STATUS_OK) |
b19ccc9e MS |
1750 | #else |
1751 | if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, | |
1752 | sizeof(scheme), userpass, sizeof(userpass), | |
1753 | hostname, sizeof(hostname), &port, resource, | |
cb7f98ee | 1754 | sizeof(resource)) < HTTP_URI_STATUS_OK) |
b19ccc9e | 1755 | #endif /* DEBUG */ |
1f0275e3 | 1756 | { |
eac3a0a0 | 1757 | if (options & _HTTP_RESOLVE_STDERR) |
84315f46 | 1758 | _cupsLangPrintFilter(stderr, "ERROR", _("Bad device-uri \"%s\"."), uri); |
1f0275e3 | 1759 | |
4db7fcee MS |
1760 | DEBUG_printf(("2_httpResolveURI: httpSeparateURI returned %d!", status)); |
1761 | DEBUG_puts("2_httpResolveURI: Returning NULL"); | |
5eb9da71 | 1762 | return (NULL); |
1f0275e3 | 1763 | } |
5eb9da71 MS |
1764 | |
1765 | /* | |
1766 | * Resolve it as needed... | |
1767 | */ | |
1768 | ||
1769 | if (strstr(hostname, "._tcp")) | |
1770 | { | |
f3c17241 | 1771 | #if defined(HAVE_DNSSD) || defined(HAVE_AVAHI) |
5eb9da71 | 1772 | char *regtype, /* Pointer to type in hostname */ |
2c3f5865 MS |
1773 | *domain, /* Pointer to domain in hostname */ |
1774 | *uuid, /* Pointer to UUID in URI */ | |
1775 | *uuidend; /* Pointer to end of UUID in URI */ | |
5eb9da71 | 1776 | _http_uribuf_t uribuf; /* URI buffer */ |
f3c17241 MS |
1777 | int offline = 0; /* offline-report state set? */ |
1778 | # ifdef HAVE_DNSSD | |
f3c17241 | 1779 | DNSServiceRef ref, /* DNS-SD master service reference */ |
7e86f2f6 | 1780 | domainref = NULL,/* DNS-SD service reference for domain */ |
3c218cf5 MS |
1781 | ippref = NULL, /* DNS-SD service reference for network IPP */ |
1782 | ippsref = NULL, /* DNS-SD service reference for network IPPS */ | |
f3c17241 | 1783 | localref; /* DNS-SD service reference for .local */ |
3c218cf5 | 1784 | int extrasent = 0; /* Send the domain/IPP/IPPS resolves? */ |
f3c17241 | 1785 | # ifdef HAVE_POLL |
38e73f87 | 1786 | struct pollfd polldata; /* Polling data */ |
f3c17241 | 1787 | # else /* select() */ |
6d2f911b MS |
1788 | fd_set input_set; /* Input set for select() */ |
1789 | struct timeval stimeout; /* Timeout value for select() */ | |
f3c17241 MS |
1790 | # endif /* HAVE_POLL */ |
1791 | # elif defined(HAVE_AVAHI) | |
1792 | AvahiClient *client; /* Client information */ | |
1793 | int error; /* Status */ | |
1794 | # endif /* HAVE_DNSSD */ | |
38e73f87 | 1795 | |
eac3a0a0 | 1796 | if (options & _HTTP_RESOLVE_STDERR) |
38e73f87 | 1797 | fprintf(stderr, "DEBUG: Resolving \"%s\"...\n", hostname); |
5eb9da71 MS |
1798 | |
1799 | /* | |
1800 | * Separate the hostname into service name, registration type, and domain... | |
1801 | */ | |
1802 | ||
1f0275e3 MS |
1803 | for (regtype = strstr(hostname, "._tcp") - 2; |
1804 | regtype > hostname; | |
1805 | regtype --) | |
1806 | if (regtype[0] == '.' && regtype[1] == '_') | |
1807 | { | |
1808 | /* | |
1809 | * Found ._servicetype in front of ._tcp... | |
1810 | */ | |
1811 | ||
1812 | *regtype++ = '\0'; | |
1813 | break; | |
1814 | } | |
1815 | ||
1816 | if (regtype <= hostname) | |
1817 | { | |
4db7fcee | 1818 | DEBUG_puts("2_httpResolveURI: Bad hostname, returning NULL"); |
1f0275e3 MS |
1819 | return (NULL); |
1820 | } | |
5eb9da71 | 1821 | |
5eb9da71 MS |
1822 | for (domain = strchr(regtype, '.'); |
1823 | domain; | |
1824 | domain = strchr(domain + 1, '.')) | |
1825 | if (domain[1] != '_') | |
1826 | break; | |
1827 | ||
1828 | if (domain) | |
1829 | *domain++ = '\0'; | |
1830 | ||
2c3f5865 MS |
1831 | if ((uuid = strstr(resource, "?uuid=")) != NULL) |
1832 | { | |
1833 | *uuid = '\0'; | |
1834 | uuid += 6; | |
1835 | if ((uuidend = strchr(uuid, '&')) != NULL) | |
1836 | *uuidend = '\0'; | |
1837 | } | |
1838 | ||
1839 | resolved_uri[0] = '\0'; | |
1840 | ||
eac3a0a0 MS |
1841 | uribuf.buffer = resolved_uri; |
1842 | uribuf.bufsize = resolved_size; | |
1843 | uribuf.options = options; | |
5a9febac | 1844 | uribuf.resource = resource; |
2c3f5865 | 1845 | uribuf.uuid = uuid; |
5eb9da71 | 1846 | |
4db7fcee | 1847 | DEBUG_printf(("2_httpResolveURI: Resolving hostname=\"%s\", regtype=\"%s\", " |
1f0275e3 | 1848 | "domain=\"%s\"\n", hostname, regtype, domain)); |
eac3a0a0 | 1849 | if (options & _HTTP_RESOLVE_STDERR) |
1f0275e3 MS |
1850 | { |
1851 | fputs("STATE: +connecting-to-device\n", stderr); | |
38e73f87 MS |
1852 | fprintf(stderr, "DEBUG: Resolving \"%s\", regtype=\"%s\", " |
1853 | "domain=\"local.\"...\n", hostname, regtype); | |
1f0275e3 MS |
1854 | } |
1855 | ||
38e73f87 MS |
1856 | uri = NULL; |
1857 | ||
f3c17241 | 1858 | # ifdef HAVE_DNSSD |
38e73f87 | 1859 | if (DNSServiceCreateConnection(&ref) == kDNSServiceErr_NoError) |
5eb9da71 | 1860 | { |
7e86f2f6 | 1861 | uint32_t myinterface = kDNSServiceInterfaceIndexAny; |
a469f8a5 MS |
1862 | /* Lookup on any interface */ |
1863 | ||
1864 | if (!strcmp(scheme, "ippusb")) | |
db8b865d | 1865 | myinterface = kDNSServiceInterfaceIndexLocalOnly; |
a469f8a5 | 1866 | |
38e73f87 | 1867 | localref = ref; |
3e7fe0ca | 1868 | if (DNSServiceResolve(&localref, |
db8b865d | 1869 | kDNSServiceFlagsShareConnection, myinterface, |
a469f8a5 | 1870 | hostname, regtype, "local.", http_resolve_cb, |
38e73f87 MS |
1871 | &uribuf) == kDNSServiceErr_NoError) |
1872 | { | |
acb056cb MS |
1873 | int fds; /* Number of ready descriptors */ |
1874 | time_t timeout, /* Poll timeout */ | |
3e7fe0ca MS |
1875 | start_time = time(NULL),/* Start time */ |
1876 | end_time = start_time + 90; | |
1877 | /* End time */ | |
acb056cb | 1878 | |
3e7fe0ca | 1879 | while (time(NULL) < end_time) |
38e73f87 | 1880 | { |
eac3a0a0 | 1881 | if (options & _HTTP_RESOLVE_STDERR) |
d84348da | 1882 | _cupsLangPrintFilter(stderr, "INFO", _("Looking for printer.")); |
acb056cb | 1883 | |
07ed0e9a MS |
1884 | if (cb && !(*cb)(context)) |
1885 | { | |
4db7fcee | 1886 | DEBUG_puts("2_httpResolveURI: callback returned 0 (stop)"); |
07ed0e9a MS |
1887 | break; |
1888 | } | |
1889 | ||
38e73f87 | 1890 | /* |
3e7fe0ca | 1891 | * Wakeup every 2 seconds to emit a "looking for printer" message... |
38e73f87 MS |
1892 | */ |
1893 | ||
3e7fe0ca MS |
1894 | if ((timeout = end_time - time(NULL)) > 2) |
1895 | timeout = 2; | |
acb056cb | 1896 | |
f3c17241 | 1897 | # ifdef HAVE_POLL |
38e73f87 MS |
1898 | polldata.fd = DNSServiceRefSockFD(ref); |
1899 | polldata.events = POLLIN; | |
1900 | ||
7e86f2f6 | 1901 | fds = poll(&polldata, 1, (int)(1000 * timeout)); |
acb056cb | 1902 | |
f3c17241 | 1903 | # else /* select() */ |
6d2f911b MS |
1904 | FD_ZERO(&input_set); |
1905 | FD_SET(DNSServiceRefSockFD(ref), &input_set); | |
1906 | ||
19dc16f7 | 1907 | # ifdef _WIN32 |
82cc1f9a | 1908 | stimeout.tv_sec = (long)timeout; |
f3c17241 | 1909 | # else |
3e7fe0ca | 1910 | stimeout.tv_sec = timeout; |
19dc16f7 | 1911 | # endif /* _WIN32 */ |
3e7fe0ca | 1912 | stimeout.tv_usec = 0; |
6d2f911b | 1913 | |
88f9aafc | 1914 | fds = select(DNSServiceRefSockFD(ref)+1, &input_set, NULL, NULL, |
3e7fe0ca | 1915 | &stimeout); |
f3c17241 | 1916 | # endif /* HAVE_POLL */ |
6d2f911b | 1917 | |
acb056cb MS |
1918 | if (fds < 0) |
1919 | { | |
1920 | if (errno != EINTR && errno != EAGAIN) | |
1921 | { | |
4db7fcee | 1922 | DEBUG_printf(("2_httpResolveURI: poll error: %s", strerror(errno))); |
acb056cb MS |
1923 | break; |
1924 | } | |
1925 | } | |
1926 | else if (fds == 0) | |
38e73f87 MS |
1927 | { |
1928 | /* | |
acb056cb MS |
1929 | * Wait 2 seconds for a response to the local resolve; if nothing |
1930 | * comes in, do an additional domain resolution... | |
38e73f87 MS |
1931 | */ |
1932 | ||
3c218cf5 | 1933 | if (extrasent == 0 && domain && _cups_strcasecmp(domain, "local.")) |
acb056cb | 1934 | { |
eac3a0a0 | 1935 | if (options & _HTTP_RESOLVE_STDERR) |
acb056cb MS |
1936 | fprintf(stderr, |
1937 | "DEBUG: Resolving \"%s\", regtype=\"%s\", " | |
eac3a0a0 MS |
1938 | "domain=\"%s\"...\n", hostname, regtype, |
1939 | domain ? domain : ""); | |
88f9aafc | 1940 | |
acb056cb | 1941 | domainref = ref; |
3e7fe0ca | 1942 | if (DNSServiceResolve(&domainref, |
82cc1f9a | 1943 | kDNSServiceFlagsShareConnection, |
db8b865d | 1944 | myinterface, hostname, regtype, domain, |
3e7fe0ca MS |
1945 | http_resolve_cb, |
1946 | &uribuf) == kDNSServiceErr_NoError) | |
3c218cf5 MS |
1947 | extrasent = 1; |
1948 | } | |
1949 | else if (extrasent == 0 && !strcmp(scheme, "ippusb")) | |
1950 | { | |
1951 | if (options & _HTTP_RESOLVE_STDERR) | |
1952 | fprintf(stderr, "DEBUG: Resolving \"%s\", regtype=\"_ipps._tcp\", domain=\"local.\"...\n", hostname); | |
1953 | ||
1954 | ippsref = ref; | |
1955 | if (DNSServiceResolve(&ippsref, | |
1956 | kDNSServiceFlagsShareConnection, | |
e13ce0be MS |
1957 | kDNSServiceInterfaceIndexAny, hostname, |
1958 | "_ipps._tcp", domain, http_resolve_cb, | |
3c218cf5 MS |
1959 | &uribuf) == kDNSServiceErr_NoError) |
1960 | extrasent = 1; | |
1961 | } | |
1962 | else if (extrasent == 1 && !strcmp(scheme, "ippusb")) | |
1963 | { | |
1964 | if (options & _HTTP_RESOLVE_STDERR) | |
1965 | fprintf(stderr, "DEBUG: Resolving \"%s\", regtype=\"_ipp._tcp\", domain=\"local.\"...\n", hostname); | |
1966 | ||
1967 | ippref = ref; | |
1968 | if (DNSServiceResolve(&ippref, | |
1969 | kDNSServiceFlagsShareConnection, | |
e13ce0be MS |
1970 | kDNSServiceInterfaceIndexAny, hostname, |
1971 | "_ipp._tcp", domain, http_resolve_cb, | |
3c218cf5 MS |
1972 | &uribuf) == kDNSServiceErr_NoError) |
1973 | extrasent = 2; | |
acb056cb | 1974 | } |
6c48a6ca MS |
1975 | |
1976 | /* | |
1977 | * If it hasn't resolved within 5 seconds set the offline-report | |
1978 | * printer-state-reason... | |
1979 | */ | |
1980 | ||
eac3a0a0 MS |
1981 | if ((options & _HTTP_RESOLVE_STDERR) && offline == 0 && |
1982 | time(NULL) > (start_time + 5)) | |
6c48a6ca MS |
1983 | { |
1984 | fputs("STATE: +offline-report\n", stderr); | |
1985 | offline = 1; | |
1986 | } | |
38e73f87 | 1987 | } |
acb056cb MS |
1988 | else |
1989 | { | |
2c3f5865 MS |
1990 | if (DNSServiceProcessResult(ref) == kDNSServiceErr_NoError && |
1991 | resolved_uri[0]) | |
acb056cb MS |
1992 | { |
1993 | uri = resolved_uri; | |
1994 | break; | |
1995 | } | |
1996 | } | |
1997 | } | |
38e73f87 | 1998 | |
3c218cf5 MS |
1999 | if (extrasent) |
2000 | { | |
2001 | if (domainref) | |
2002 | DNSServiceRefDeallocate(domainref); | |
2003 | if (ippref) | |
2004 | DNSServiceRefDeallocate(ippref); | |
2005 | if (ippsref) | |
2006 | DNSServiceRefDeallocate(ippsref); | |
2007 | } | |
38e73f87 MS |
2008 | |
2009 | DNSServiceRefDeallocate(localref); | |
2010 | } | |
5eb9da71 MS |
2011 | |
2012 | DNSServiceRefDeallocate(ref); | |
2013 | } | |
f3c17241 MS |
2014 | # else /* HAVE_AVAHI */ |
2015 | if ((uribuf.poll = avahi_simple_poll_new()) != NULL) | |
2016 | { | |
2017 | avahi_simple_poll_set_func(uribuf.poll, http_poll_cb, NULL); | |
2018 | ||
2019 | if ((client = avahi_client_new(avahi_simple_poll_get(uribuf.poll), | |
2020 | 0, http_client_cb, | |
2021 | &uribuf, &error)) != NULL) | |
2022 | { | |
2023 | if (avahi_service_resolver_new(client, AVAHI_IF_UNSPEC, | |
2024 | AVAHI_PROTO_UNSPEC, hostname, | |
2025 | regtype, "local.", AVAHI_PROTO_UNSPEC, 0, | |
2026 | http_resolve_cb, &uribuf) != NULL) | |
2027 | { | |
2028 | time_t start_time = time(NULL), | |
2029 | /* Start time */ | |
2030 | end_time = start_time + 90; | |
2031 | /* End time */ | |
2032 | int pstatus; /* Poll status */ | |
2033 | ||
2034 | pstatus = avahi_simple_poll_iterate(uribuf.poll, 2000); | |
2035 | ||
2036 | if (pstatus == 0 && !resolved_uri[0] && domain && | |
2037 | _cups_strcasecmp(domain, "local.")) | |
2038 | { | |
2039 | /* | |
2040 | * Resolve for .local hasn't returned anything, try the listed | |
2041 | * domain... | |
2042 | */ | |
2043 | ||
2044 | avahi_service_resolver_new(client, AVAHI_IF_UNSPEC, | |
2045 | AVAHI_PROTO_UNSPEC, hostname, | |
2046 | regtype, domain, AVAHI_PROTO_UNSPEC, 0, | |
2047 | http_resolve_cb, &uribuf); | |
2048 | } | |
2049 | ||
2050 | while (!pstatus && !resolved_uri[0] && time(NULL) < end_time) | |
2051 | { | |
2052 | if ((pstatus = avahi_simple_poll_iterate(uribuf.poll, 2000)) != 0) | |
2053 | break; | |
2054 | ||
2055 | /* | |
2056 | * If it hasn't resolved within 5 seconds set the offline-report | |
2057 | * printer-state-reason... | |
2058 | */ | |
2059 | ||
2060 | if ((options & _HTTP_RESOLVE_STDERR) && offline == 0 && | |
2061 | time(NULL) > (start_time + 5)) | |
2062 | { | |
2063 | fputs("STATE: +offline-report\n", stderr); | |
2064 | offline = 1; | |
2065 | } | |
2066 | } | |
2067 | ||
2068 | /* | |
2069 | * Collect the result (if we got one). | |
2070 | */ | |
2071 | ||
2072 | if (resolved_uri[0]) | |
2073 | uri = resolved_uri; | |
2074 | } | |
2075 | ||
2076 | avahi_client_free(client); | |
2077 | } | |
2078 | ||
2079 | avahi_simple_poll_free(uribuf.poll); | |
2080 | } | |
2081 | # endif /* HAVE_DNSSD */ | |
1f0275e3 | 2082 | |
eac3a0a0 | 2083 | if (options & _HTTP_RESOLVE_STDERR) |
38e73f87 MS |
2084 | { |
2085 | if (uri) | |
3e7fe0ca | 2086 | { |
38e73f87 | 2087 | fprintf(stderr, "DEBUG: Resolved as \"%s\"...\n", uri); |
3e7fe0ca MS |
2088 | fputs("STATE: -connecting-to-device,offline-report\n", stderr); |
2089 | } | |
f11a948a | 2090 | else |
3e7fe0ca | 2091 | { |
4d301e69 | 2092 | fputs("DEBUG: Unable to resolve URI\n", stderr); |
3e7fe0ca MS |
2093 | fputs("STATE: -connecting-to-device\n", stderr); |
2094 | } | |
38e73f87 | 2095 | } |
1f0275e3 | 2096 | |
f3c17241 | 2097 | #else /* HAVE_DNSSD || HAVE_AVAHI */ |
1f0275e3 MS |
2098 | /* |
2099 | * No DNS-SD support... | |
2100 | */ | |
5eb9da71 MS |
2101 | |
2102 | uri = NULL; | |
f3c17241 | 2103 | #endif /* HAVE_DNSSD || HAVE_AVAHI */ |
1f0275e3 | 2104 | |
eac3a0a0 | 2105 | if ((options & _HTTP_RESOLVE_STDERR) && !uri) |
a469f8a5 | 2106 | _cupsLangPrintFilter(stderr, "INFO", _("Unable to find printer.")); |
5eb9da71 | 2107 | } |
eac3a0a0 MS |
2108 | else |
2109 | { | |
2110 | /* | |
2111 | * Nothing more to do... | |
2112 | */ | |
2113 | ||
2114 | strlcpy(resolved_uri, uri, resolved_size); | |
2115 | uri = resolved_uri; | |
2116 | } | |
5eb9da71 | 2117 | |
4db7fcee | 2118 | DEBUG_printf(("2_httpResolveURI: Returning \"%s\"", uri)); |
1f0275e3 | 2119 | |
5eb9da71 MS |
2120 | return (uri); |
2121 | } | |
2122 | ||
2123 | ||
f3c17241 MS |
2124 | #ifdef HAVE_AVAHI |
2125 | /* | |
2126 | * 'http_client_cb()' - Client callback for resolving URI. | |
2127 | */ | |
2128 | ||
2129 | static void | |
2130 | http_client_cb( | |
2131 | AvahiClient *client, /* I - Client information */ | |
2132 | AvahiClientState state, /* I - Current state */ | |
2133 | void *context) /* I - Pointer to URI buffer */ | |
2134 | { | |
2135 | DEBUG_printf(("7http_client_cb(client=%p, state=%d, context=%p)", client, | |
2136 | state, context)); | |
2137 | ||
2138 | /* | |
2139 | * If the connection drops, quit. | |
2140 | */ | |
2141 | ||
2142 | if (state == AVAHI_CLIENT_FAILURE) | |
2143 | { | |
2144 | _http_uribuf_t *uribuf = (_http_uribuf_t *)context; | |
2145 | /* URI buffer */ | |
2146 | ||
2147 | avahi_simple_poll_quit(uribuf->poll); | |
2148 | } | |
2149 | } | |
2150 | #endif /* HAVE_AVAHI */ | |
2151 | ||
2152 | ||
ef416fc2 | 2153 | /* |
2154 | * 'http_copy_decode()' - Copy and decode a URI. | |
2155 | */ | |
2156 | ||
2157 | static const char * /* O - New source pointer or NULL on error */ | |
88f9aafc | 2158 | http_copy_decode(char *dst, /* O - Destination buffer */ |
ef416fc2 | 2159 | const char *src, /* I - Source pointer */ |
2160 | int dstsize, /* I - Destination size */ | |
a4d04587 | 2161 | const char *term, /* I - Terminating characters */ |
2162 | int decode) /* I - Decode %-encoded values */ | |
ef416fc2 | 2163 | { |
2164 | char *ptr, /* Pointer into buffer */ | |
2165 | *end; /* End of buffer */ | |
2166 | int quoted; /* Quoted character */ | |
2167 | ||
2168 | ||
2169 | /* | |
2170 | * Copy the src to the destination until we hit a terminating character | |
2171 | * or the end of the string. | |
2172 | */ | |
2173 | ||
e00b005a | 2174 | for (ptr = dst, end = dst + dstsize - 1; |
2175 | *src && (!term || !strchr(term, *src)); | |
2176 | src ++) | |
ef416fc2 | 2177 | if (ptr < end) |
2178 | { | |
a4d04587 | 2179 | if (*src == '%' && decode) |
ef416fc2 | 2180 | { |
2181 | if (isxdigit(src[1] & 255) && isxdigit(src[2] & 255)) | |
2182 | { | |
2183 | /* | |
2184 | * Grab a hex-encoded character... | |
2185 | */ | |
2186 | ||
2187 | src ++; | |
2188 | if (isalpha(*src)) | |
2189 | quoted = (tolower(*src) - 'a' + 10) << 4; | |
2190 | else | |
2191 | quoted = (*src - '0') << 4; | |
2192 | ||
2193 | src ++; | |
2194 | if (isalpha(*src)) | |
2195 | quoted |= tolower(*src) - 'a' + 10; | |
2196 | else | |
2197 | quoted |= *src - '0'; | |
2198 | ||
7e86f2f6 | 2199 | *ptr++ = (char)quoted; |
ef416fc2 | 2200 | } |
2201 | else | |
2202 | { | |
2203 | /* | |
2204 | * Bad hex-encoded character... | |
2205 | */ | |
2206 | ||
2207 | *ptr = '\0'; | |
2208 | return (NULL); | |
2209 | } | |
2210 | } | |
6961465f MS |
2211 | else if ((*src & 255) <= 0x20 || (*src & 255) >= 0x7f) |
2212 | { | |
2213 | *ptr = '\0'; | |
2214 | return (NULL); | |
2215 | } | |
ef416fc2 | 2216 | else |
2217 | *ptr++ = *src; | |
2218 | } | |
2219 | ||
2220 | *ptr = '\0'; | |
2221 | ||
2222 | return (src); | |
2223 | } | |
2224 | ||
2225 | ||
2226 | /* | |
2227 | * 'http_copy_encode()' - Copy and encode a URI. | |
2228 | */ | |
2229 | ||
2230 | static char * /* O - End of current URI */ | |
88f9aafc | 2231 | http_copy_encode(char *dst, /* O - Destination buffer */ |
ef416fc2 | 2232 | const char *src, /* I - Source pointer */ |
2233 | char *dstend, /* I - End of destination buffer */ | |
a4d04587 | 2234 | const char *reserved, /* I - Extra reserved characters */ |
2235 | const char *term, /* I - Terminating characters */ | |
2236 | int encode) /* I - %-encode reserved chars? */ | |
ef416fc2 | 2237 | { |
ac884b6a | 2238 | static const char hex[] = "0123456789ABCDEF"; |
ef416fc2 | 2239 | |
2240 | ||
2241 | while (*src && dst < dstend) | |
2242 | { | |
a4d04587 | 2243 | if (term && *src == *term) |
2244 | return (dst); | |
2245 | ||
2246 | if (encode && (*src == '%' || *src <= ' ' || *src & 128 || | |
2247 | (reserved && strchr(reserved, *src)))) | |
ef416fc2 | 2248 | { |
2249 | /* | |
2250 | * Hex encode reserved characters... | |
2251 | */ | |
2252 | ||
2253 | if ((dst + 2) >= dstend) | |
2254 | break; | |
2255 | ||
2256 | *dst++ = '%'; | |
2257 | *dst++ = hex[(*src >> 4) & 15]; | |
2258 | *dst++ = hex[*src & 15]; | |
2259 | ||
2260 | src ++; | |
2261 | } | |
2262 | else | |
2263 | *dst++ = *src++; | |
2264 | } | |
2265 | ||
839a51c8 MS |
2266 | *dst = '\0'; |
2267 | ||
ef416fc2 | 2268 | if (*src) |
2269 | return (NULL); | |
2270 | else | |
2271 | return (dst); | |
2272 | } | |
2273 | ||
2274 | ||
5eb9da71 MS |
2275 | #ifdef HAVE_DNSSD |
2276 | /* | |
eac3a0a0 | 2277 | * 'http_resolve_cb()' - Build a device URI for the given service name. |
5eb9da71 MS |
2278 | */ |
2279 | ||
6d2f911b | 2280 | static void DNSSD_API |
eac3a0a0 | 2281 | http_resolve_cb( |
5eb9da71 MS |
2282 | DNSServiceRef sdRef, /* I - Service reference */ |
2283 | DNSServiceFlags flags, /* I - Results flags */ | |
2284 | uint32_t interfaceIndex, /* I - Interface number */ | |
2285 | DNSServiceErrorType errorCode, /* I - Error, if any */ | |
2286 | const char *fullName, /* I - Full service name */ | |
2287 | const char *hostTarget, /* I - Hostname */ | |
2288 | uint16_t port, /* I - Port number */ | |
2289 | uint16_t txtLen, /* I - Length of TXT record */ | |
2290 | const unsigned char *txtRecord, /* I - TXT record data */ | |
2291 | void *context) /* I - Pointer to URI buffer */ | |
2292 | { | |
f3c17241 MS |
2293 | _http_uribuf_t *uribuf = (_http_uribuf_t *)context; |
2294 | /* URI buffer */ | |
eac3a0a0 | 2295 | const char *scheme, /* URI scheme */ |
f3c17241 MS |
2296 | *hostptr, /* Pointer into hostTarget */ |
2297 | *reskey, /* "rp" or "rfo" */ | |
2298 | *resdefault; /* Default path */ | |
2299 | char resource[257], /* Remote path */ | |
eac3a0a0 | 2300 | fqdn[256]; /* FQDN of the .local name */ |
5eb9da71 MS |
2301 | const void *value; /* Value from TXT record */ |
2302 | uint8_t valueLen; /* Length of value */ | |
5eb9da71 MS |
2303 | |
2304 | ||
807315e6 | 2305 | DEBUG_printf(("4http_resolve_cb(sdRef=%p, flags=%x, interfaceIndex=%u, errorCode=%d, fullName=\"%s\", hostTarget=\"%s\", port=%u, txtLen=%u, txtRecord=%p, context=%p)", (void *)sdRef, flags, interfaceIndex, errorCode, fullName, hostTarget, port, txtLen, (void *)txtRecord, context)); |
5eb9da71 | 2306 | |
2c3f5865 MS |
2307 | /* |
2308 | * If we have a UUID, compare it... | |
2309 | */ | |
2310 | ||
2311 | if (uribuf->uuid && | |
2312 | (value = TXTRecordGetValuePtr(txtLen, txtRecord, "UUID", | |
2313 | &valueLen)) != NULL) | |
2314 | { | |
2315 | char uuid[256]; /* UUID value */ | |
2316 | ||
2317 | memcpy(uuid, value, valueLen); | |
2318 | uuid[valueLen] = '\0'; | |
2319 | ||
2320 | if (_cups_strcasecmp(uuid, uribuf->uuid)) | |
2321 | { | |
2322 | if (uribuf->options & _HTTP_RESOLVE_STDERR) | |
2c3f5865 MS |
2323 | fprintf(stderr, "DEBUG: Found UUID %s, looking for %s.", uuid, |
2324 | uribuf->uuid); | |
2c3f5865 | 2325 | |
4db7fcee | 2326 | DEBUG_printf(("5http_resolve_cb: Found UUID %s, looking for %s.", uuid, |
2c3f5865 MS |
2327 | uribuf->uuid)); |
2328 | return; | |
2329 | } | |
2330 | } | |
2331 | ||
5eb9da71 MS |
2332 | /* |
2333 | * Figure out the scheme from the full name... | |
2334 | */ | |
2335 | ||
eac3a0a0 MS |
2336 | if (strstr(fullName, "._ipps") || strstr(fullName, "._ipp-tls")) |
2337 | scheme = "ipps"; | |
2338 | else if (strstr(fullName, "._ipp") || strstr(fullName, "._fax-ipp")) | |
5eb9da71 | 2339 | scheme = "ipp"; |
eac3a0a0 MS |
2340 | else if (strstr(fullName, "._http.")) |
2341 | scheme = "http"; | |
2342 | else if (strstr(fullName, "._https.")) | |
2343 | scheme = "https"; | |
5eb9da71 MS |
2344 | else if (strstr(fullName, "._printer.")) |
2345 | scheme = "lpd"; | |
2346 | else if (strstr(fullName, "._pdl-datastream.")) | |
2347 | scheme = "socket"; | |
2348 | else | |
2349 | scheme = "riousbprint"; | |
2350 | ||
2351 | /* | |
2352 | * Extract the "remote printer" key from the TXT record... | |
2353 | */ | |
2354 | ||
f3c17241 | 2355 | if ((uribuf->options & _HTTP_RESOLVE_FAXOUT) && |
0d4d48ad MS |
2356 | (!strcmp(scheme, "ipp") || !strcmp(scheme, "ipps")) && |
2357 | !TXTRecordGetValuePtr(txtLen, txtRecord, "printer-type", &valueLen)) | |
f3c17241 MS |
2358 | { |
2359 | reskey = "rfo"; | |
2360 | resdefault = "/ipp/faxout"; | |
2361 | } | |
2362 | else | |
2363 | { | |
2364 | reskey = "rp"; | |
2365 | resdefault = "/"; | |
2366 | } | |
2367 | ||
2368 | if ((value = TXTRecordGetValuePtr(txtLen, txtRecord, reskey, | |
5eb9da71 | 2369 | &valueLen)) != NULL) |
9b66acc5 MS |
2370 | { |
2371 | if (((char *)value)[0] == '/') | |
2372 | { | |
2373 | /* | |
f3c17241 | 2374 | * Value (incorrectly) has a leading slash already... |
9b66acc5 MS |
2375 | */ |
2376 | ||
f3c17241 MS |
2377 | memcpy(resource, value, valueLen); |
2378 | resource[valueLen] = '\0'; | |
9b66acc5 MS |
2379 | } |
2380 | else | |
2381 | { | |
2382 | /* | |
2383 | * Convert to resource by concatenating with a leading "/"... | |
2384 | */ | |
2385 | ||
f3c17241 MS |
2386 | resource[0] = '/'; |
2387 | memcpy(resource + 1, value, valueLen); | |
2388 | resource[valueLen + 1] = '\0'; | |
9b66acc5 MS |
2389 | } |
2390 | } | |
2391 | else | |
5eb9da71 MS |
2392 | { |
2393 | /* | |
f3c17241 | 2394 | * Use the default value... |
5eb9da71 MS |
2395 | */ |
2396 | ||
f3c17241 | 2397 | strlcpy(resource, resdefault, sizeof(resource)); |
5eb9da71 | 2398 | } |
5eb9da71 MS |
2399 | |
2400 | /* | |
eac3a0a0 | 2401 | * Lookup the FQDN if needed... |
5eb9da71 MS |
2402 | */ |
2403 | ||
eac3a0a0 MS |
2404 | if ((uribuf->options & _HTTP_RESOLVE_FQDN) && |
2405 | (hostptr = hostTarget + strlen(hostTarget) - 7) > hostTarget && | |
88f9aafc | 2406 | !_cups_strcasecmp(hostptr, ".local.")) |
eac3a0a0 MS |
2407 | { |
2408 | /* | |
2409 | * OK, we got a .local name but the caller needs a real domain. Start by | |
2410 | * getting the IP address of the .local name and then do reverse-lookups... | |
2411 | */ | |
2412 | ||
2413 | http_addrlist_t *addrlist, /* List of addresses */ | |
2414 | *addr; /* Current address */ | |
2415 | ||
4db7fcee | 2416 | DEBUG_printf(("5http_resolve_cb: Looking up \"%s\".", hostTarget)); |
eac3a0a0 MS |
2417 | |
2418 | snprintf(fqdn, sizeof(fqdn), "%d", ntohs(port)); | |
2419 | if ((addrlist = httpAddrGetList(hostTarget, AF_UNSPEC, fqdn)) != NULL) | |
2420 | { | |
2421 | for (addr = addrlist; addr; addr = addr->next) | |
2422 | { | |
7e86f2f6 | 2423 | int error = getnameinfo(&(addr->addr.addr), (socklen_t)httpAddrLength(&(addr->addr)), fqdn, sizeof(fqdn), NULL, 0, NI_NAMEREQD); |
eac3a0a0 MS |
2424 | |
2425 | if (!error) | |
2426 | { | |
4db7fcee | 2427 | DEBUG_printf(("5http_resolve_cb: Found \"%s\".", fqdn)); |
eac3a0a0 MS |
2428 | |
2429 | if ((hostptr = fqdn + strlen(fqdn) - 6) <= fqdn || | |
88f9aafc | 2430 | _cups_strcasecmp(hostptr, ".local")) |
eac3a0a0 MS |
2431 | { |
2432 | hostTarget = fqdn; | |
2433 | break; | |
2434 | } | |
2435 | } | |
2436 | #ifdef DEBUG | |
2437 | else | |
4db7fcee | 2438 | DEBUG_printf(("5http_resolve_cb: \"%s\" did not resolve: %d", |
eac3a0a0 MS |
2439 | httpAddrString(&(addr->addr), fqdn, sizeof(fqdn)), |
2440 | error)); | |
2441 | #endif /* DEBUG */ | |
2442 | } | |
0fa6c7fa MS |
2443 | |
2444 | httpAddrFreeList(addrlist); | |
eac3a0a0 MS |
2445 | } |
2446 | } | |
2447 | ||
2448 | /* | |
2449 | * Assemble the final device URI... | |
2450 | */ | |
5eb9da71 | 2451 | |
5a9febac MS |
2452 | if ((!strcmp(scheme, "ipp") || !strcmp(scheme, "ipps")) && |
2453 | !strcmp(uribuf->resource, "/cups")) | |
7e86f2f6 | 2454 | httpAssembleURIf(HTTP_URI_CODING_ALL, uribuf->buffer, (int)uribuf->bufsize, scheme, NULL, hostTarget, ntohs(port), "%s?snmp=false", resource); |
5a9febac | 2455 | else |
7e86f2f6 | 2456 | httpAssembleURI(HTTP_URI_CODING_ALL, uribuf->buffer, (int)uribuf->bufsize, scheme, NULL, hostTarget, ntohs(port), resource); |
5eb9da71 | 2457 | |
4db7fcee | 2458 | DEBUG_printf(("5http_resolve_cb: Resolved URI is \"%s\"...", uribuf->buffer)); |
5eb9da71 | 2459 | } |
f3c17241 MS |
2460 | |
2461 | #elif defined(HAVE_AVAHI) | |
2462 | /* | |
2463 | * 'http_poll_cb()' - Wait for input on the specified file descriptors. | |
2464 | * | |
2465 | * Note: This function is needed because avahi_simple_poll_iterate is broken | |
2466 | * and always uses a timeout of 0 (!) milliseconds. | |
2467 | * (Avahi Ticket #364) | |
53af7f21 MS |
2468 | * |
2469 | * @private@ | |
f3c17241 MS |
2470 | */ |
2471 | ||
2472 | static int /* O - Number of file descriptors matching */ | |
2473 | http_poll_cb( | |
2474 | struct pollfd *pollfds, /* I - File descriptors */ | |
2475 | unsigned int num_pollfds, /* I - Number of file descriptors */ | |
2476 | int timeout, /* I - Timeout in milliseconds (used) */ | |
2477 | void *context) /* I - User data (unused) */ | |
2478 | { | |
2479 | (void)timeout; | |
2480 | (void)context; | |
2481 | ||
2482 | return (poll(pollfds, num_pollfds, 2000)); | |
2483 | } | |
2484 | ||
2485 | ||
2486 | /* | |
2487 | * 'http_resolve_cb()' - Build a device URI for the given service name. | |
2488 | */ | |
2489 | ||
2490 | static void | |
2491 | http_resolve_cb( | |
2492 | AvahiServiceResolver *resolver, /* I - Resolver (unused) */ | |
2493 | AvahiIfIndex interface, /* I - Interface index (unused) */ | |
2494 | AvahiProtocol protocol, /* I - Network protocol (unused) */ | |
2495 | AvahiResolverEvent event, /* I - Event (found, etc.) */ | |
2496 | const char *name, /* I - Service name */ | |
2497 | const char *type, /* I - Registration type */ | |
2498 | const char *domain, /* I - Domain (unused) */ | |
2499 | const char *hostTarget, /* I - Hostname */ | |
2500 | const AvahiAddress *address, /* I - Address (unused) */ | |
2501 | uint16_t port, /* I - Port number */ | |
2502 | AvahiStringList *txt, /* I - TXT record */ | |
2503 | AvahiLookupResultFlags flags, /* I - Lookup flags (unused) */ | |
2504 | void *context) /* I - Pointer to URI buffer */ | |
2505 | { | |
2506 | _http_uribuf_t *uribuf = (_http_uribuf_t *)context; | |
2507 | /* URI buffer */ | |
2508 | const char *scheme, /* URI scheme */ | |
2509 | *hostptr, /* Pointer into hostTarget */ | |
2510 | *reskey, /* "rp" or "rfo" */ | |
2511 | *resdefault; /* Default path */ | |
2512 | char resource[257], /* Remote path */ | |
2513 | fqdn[256]; /* FQDN of the .local name */ | |
2514 | AvahiStringList *pair; /* Current TXT record key/value pair */ | |
2515 | char *value; /* Value for "rp" key */ | |
2516 | size_t valueLen = 0; /* Length of "rp" key */ | |
2517 | ||
2518 | ||
4db7fcee | 2519 | DEBUG_printf(("4http_resolve_cb(resolver=%p, " |
f3c17241 MS |
2520 | "interface=%d, protocol=%d, event=%d, name=\"%s\", " |
2521 | "type=\"%s\", domain=\"%s\", hostTarget=\"%s\", address=%p, " | |
2522 | "port=%d, txt=%p, flags=%d, context=%p)", | |
2523 | resolver, interface, protocol, event, name, type, domain, | |
2524 | hostTarget, address, port, txt, flags, context)); | |
2525 | ||
2526 | if (event != AVAHI_RESOLVER_FOUND) | |
2527 | { | |
2528 | avahi_service_resolver_free(resolver); | |
2529 | avahi_simple_poll_quit(uribuf->poll); | |
2530 | return; | |
2531 | } | |
2532 | ||
2c3f5865 MS |
2533 | /* |
2534 | * If we have a UUID, compare it... | |
2535 | */ | |
2536 | ||
2537 | if (uribuf->uuid && (pair = avahi_string_list_find(txt, "UUID")) != NULL) | |
2538 | { | |
2539 | char uuid[256]; /* UUID value */ | |
2540 | ||
2541 | avahi_string_list_get_pair(pair, NULL, &value, &valueLen); | |
2542 | ||
2543 | memcpy(uuid, value, valueLen); | |
2544 | uuid[valueLen] = '\0'; | |
2545 | ||
2546 | if (_cups_strcasecmp(uuid, uribuf->uuid)) | |
2547 | { | |
2548 | if (uribuf->options & _HTTP_RESOLVE_STDERR) | |
2c3f5865 MS |
2549 | fprintf(stderr, "DEBUG: Found UUID %s, looking for %s.", uuid, |
2550 | uribuf->uuid); | |
2c3f5865 | 2551 | |
4db7fcee | 2552 | DEBUG_printf(("5http_resolve_cb: Found UUID %s, looking for %s.", uuid, |
2c3f5865 MS |
2553 | uribuf->uuid)); |
2554 | return; | |
2555 | } | |
2556 | } | |
2557 | ||
f3c17241 MS |
2558 | /* |
2559 | * Figure out the scheme from the full name... | |
2560 | */ | |
2561 | ||
2562 | if (strstr(type, "_ipp.")) | |
2563 | scheme = "ipp"; | |
2564 | else if (strstr(type, "_printer.")) | |
2565 | scheme = "lpd"; | |
2566 | else if (strstr(type, "_pdl-datastream.")) | |
2567 | scheme = "socket"; | |
2568 | else | |
2569 | scheme = "riousbprint"; | |
2570 | ||
2571 | if (!strncmp(type, "_ipps.", 6) || !strncmp(type, "_ipp-tls.", 9)) | |
2572 | scheme = "ipps"; | |
2573 | else if (!strncmp(type, "_ipp.", 5) || !strncmp(type, "_fax-ipp.", 9)) | |
2574 | scheme = "ipp"; | |
2575 | else if (!strncmp(type, "_http.", 6)) | |
2576 | scheme = "http"; | |
2577 | else if (!strncmp(type, "_https.", 7)) | |
2578 | scheme = "https"; | |
2579 | else if (!strncmp(type, "_printer.", 9)) | |
2580 | scheme = "lpd"; | |
2581 | else if (!strncmp(type, "_pdl-datastream.", 16)) | |
2582 | scheme = "socket"; | |
2583 | else | |
2584 | { | |
2585 | avahi_service_resolver_free(resolver); | |
2586 | avahi_simple_poll_quit(uribuf->poll); | |
2587 | return; | |
2588 | } | |
2589 | ||
2590 | /* | |
2591 | * Extract the remote resource key from the TXT record... | |
2592 | */ | |
2593 | ||
2594 | if ((uribuf->options & _HTTP_RESOLVE_FAXOUT) && | |
2c3f5865 MS |
2595 | (!strcmp(scheme, "ipp") || !strcmp(scheme, "ipps")) && |
2596 | !avahi_string_list_find(txt, "printer-type")) | |
f3c17241 MS |
2597 | { |
2598 | reskey = "rfo"; | |
2599 | resdefault = "/ipp/faxout"; | |
2600 | } | |
2601 | else | |
2602 | { | |
2603 | reskey = "rp"; | |
2604 | resdefault = "/"; | |
2605 | } | |
2606 | ||
2607 | if ((pair = avahi_string_list_find(txt, reskey)) != NULL) | |
2608 | { | |
2609 | avahi_string_list_get_pair(pair, NULL, &value, &valueLen); | |
2610 | ||
2611 | if (value[0] == '/') | |
2612 | { | |
2613 | /* | |
2614 | * Value (incorrectly) has a leading slash already... | |
2615 | */ | |
2616 | ||
2617 | memcpy(resource, value, valueLen); | |
2618 | resource[valueLen] = '\0'; | |
2619 | } | |
2620 | else | |
2621 | { | |
2622 | /* | |
2623 | * Convert to resource by concatenating with a leading "/"... | |
2624 | */ | |
2625 | ||
2626 | resource[0] = '/'; | |
2627 | memcpy(resource + 1, value, valueLen); | |
2628 | resource[valueLen + 1] = '\0'; | |
2629 | } | |
2630 | } | |
2631 | else | |
2632 | { | |
2633 | /* | |
2634 | * Use the default value... | |
2635 | */ | |
2636 | ||
2637 | strlcpy(resource, resdefault, sizeof(resource)); | |
2638 | } | |
2639 | ||
2640 | /* | |
2641 | * Lookup the FQDN if needed... | |
2642 | */ | |
2643 | ||
2644 | if ((uribuf->options & _HTTP_RESOLVE_FQDN) && | |
2645 | (hostptr = hostTarget + strlen(hostTarget) - 6) > hostTarget && | |
2646 | !_cups_strcasecmp(hostptr, ".local")) | |
2647 | { | |
2648 | /* | |
2649 | * OK, we got a .local name but the caller needs a real domain. Start by | |
2650 | * getting the IP address of the .local name and then do reverse-lookups... | |
2651 | */ | |
2652 | ||
2653 | http_addrlist_t *addrlist, /* List of addresses */ | |
2654 | *addr; /* Current address */ | |
2655 | ||
4db7fcee | 2656 | DEBUG_printf(("5http_resolve_cb: Looking up \"%s\".", hostTarget)); |
f3c17241 MS |
2657 | |
2658 | snprintf(fqdn, sizeof(fqdn), "%d", ntohs(port)); | |
2659 | if ((addrlist = httpAddrGetList(hostTarget, AF_UNSPEC, fqdn)) != NULL) | |
2660 | { | |
2661 | for (addr = addrlist; addr; addr = addr->next) | |
2662 | { | |
07623986 | 2663 | int error = getnameinfo(&(addr->addr.addr), (socklen_t)httpAddrLength(&(addr->addr)), fqdn, sizeof(fqdn), NULL, 0, NI_NAMEREQD); |
f3c17241 MS |
2664 | |
2665 | if (!error) | |
2666 | { | |
4db7fcee | 2667 | DEBUG_printf(("5http_resolve_cb: Found \"%s\".", fqdn)); |
f3c17241 MS |
2668 | |
2669 | if ((hostptr = fqdn + strlen(fqdn) - 6) <= fqdn || | |
2670 | _cups_strcasecmp(hostptr, ".local")) | |
2671 | { | |
2672 | hostTarget = fqdn; | |
2673 | break; | |
2674 | } | |
2675 | } | |
2676 | #ifdef DEBUG | |
2677 | else | |
4db7fcee | 2678 | DEBUG_printf(("5http_resolve_cb: \"%s\" did not resolve: %d", |
f3c17241 MS |
2679 | httpAddrString(&(addr->addr), fqdn, sizeof(fqdn)), |
2680 | error)); | |
2681 | #endif /* DEBUG */ | |
2682 | } | |
0fa6c7fa MS |
2683 | |
2684 | httpAddrFreeList(addrlist); | |
f3c17241 MS |
2685 | } |
2686 | } | |
2687 | ||
2688 | /* | |
2689 | * Assemble the final device URI using the resolved hostname... | |
2690 | */ | |
2691 | ||
329cfeb0 | 2692 | httpAssembleURI(HTTP_URI_CODING_ALL, uribuf->buffer, (int)uribuf->bufsize, scheme, |
f3c17241 | 2693 | NULL, hostTarget, port, resource); |
4db7fcee | 2694 | DEBUG_printf(("5http_resolve_cb: Resolved URI is \"%s\".", uribuf->buffer)); |
f3c17241 MS |
2695 | |
2696 | avahi_simple_poll_quit(uribuf->poll); | |
2697 | } | |
5eb9da71 | 2698 | #endif /* HAVE_DNSSD */ |