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ecdc0628 | 1 | /* |
b19ccc9e | 2 | * "$Id: request.c 7946 2008-09-16 23:27:54Z mike $" |
ecdc0628 | 3 | * |
71e16022 | 4 | * IPP utilities for CUPS. |
ecdc0628 | 5 | * |
f3c17241 | 6 | * Copyright 2007-2012 by Apple Inc. |
b86bc4cf | 7 | * Copyright 1997-2007 by Easy Software Products. |
ecdc0628 | 8 | * |
9 | * These coded instructions, statements, and computer programs are the | |
bc44d920 | 10 | * property of Apple Inc. and are protected by Federal copyright |
11 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
12 | * which should have been included with this file. If this file is | |
13 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
ecdc0628 | 14 | * |
15 | * This file is subject to the Apple OS-Developed Software exception. | |
16 | * | |
17 | * Contents: | |
18 | * | |
3d052e43 MS |
19 | * cupsDoFileRequest() - Do an IPP request with a file. |
20 | * cupsDoIORequest() - Do an IPP request with file descriptors. | |
21 | * cupsDoRequest() - Do an IPP request. | |
22 | * cupsGetResponse() - Get a response to an IPP request. | |
6d2f911b MS |
23 | * cupsLastError() - Return the last IPP status code. |
24 | * cupsLastErrorString() - Return the last IPP status-message. | |
f14324a7 | 25 | * _cupsNextDelay() - Return the next retry delay value. |
3d052e43 MS |
26 | * cupsReadResponseData() - Read additional data after the IPP response. |
27 | * cupsSendRequest() - Send an IPP request. | |
28 | * cupsWriteRequestData() - Write additional data after an IPP request. | |
6d2f911b | 29 | * _cupsConnect() - Get the default server connection... |
3d052e43 MS |
30 | * _cupsSetError() - Set the last IPP status code and status-message. |
31 | * _cupsSetHTTPError() - Set the last error using the HTTP status. | |
ecdc0628 | 32 | */ |
33 | ||
34 | /* | |
35 | * Include necessary headers... | |
36 | */ | |
37 | ||
71e16022 | 38 | #include "cups-private.h" |
ecdc0628 | 39 | #include <fcntl.h> |
40 | #include <sys/stat.h> | |
41 | #if defined(WIN32) || defined(__EMX__) | |
42 | # include <io.h> | |
43 | #else | |
44 | # include <unistd.h> | |
45 | #endif /* WIN32 || __EMX__ */ | |
b94498cf | 46 | #ifndef O_BINARY |
47 | # define O_BINARY 0 | |
48 | #endif /* O_BINARY */ | |
ecdc0628 | 49 | |
50 | ||
51 | /* | |
52 | * 'cupsDoFileRequest()' - Do an IPP request with a file. | |
53 | * | |
54 | * This function sends the IPP request to the specified server, retrying | |
568fa3fa | 55 | * and authenticating as necessary. The request is freed with @link ippDelete@ |
ecdc0628 | 56 | * after receiving a valid IPP response. |
57 | */ | |
58 | ||
59 | ipp_t * /* O - Response data */ | |
568fa3fa | 60 | cupsDoFileRequest(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ |
ecdc0628 | 61 | ipp_t *request, /* I - IPP request */ |
62 | const char *resource, /* I - HTTP resource for POST */ | |
568fa3fa | 63 | const char *filename) /* I - File to send or @code NULL@ for none */ |
b94498cf | 64 | { |
65 | ipp_t *response; /* IPP response data */ | |
66 | int infile; /* Input file */ | |
67 | ||
68 | ||
a603edef | 69 | DEBUG_printf(("cupsDoFileRequest(http=%p, request=%p(%s), resource=\"%s\", " |
e07d4801 | 70 | "filename=\"%s\")", http, request, |
a603edef | 71 | request ? ippOpString(request->request.op.operation_id) : "?", |
e07d4801 | 72 | resource, filename)); |
a603edef | 73 | |
b94498cf | 74 | if (filename) |
75 | { | |
76 | if ((infile = open(filename, O_RDONLY | O_BINARY)) < 0) | |
77 | { | |
78 | /* | |
79 | * Can't get file information! | |
80 | */ | |
81 | ||
82 | _cupsSetError(errno == ENOENT ? IPP_NOT_FOUND : IPP_NOT_AUTHORIZED, | |
749b1e90 | 83 | NULL, 0); |
b94498cf | 84 | |
85 | ippDelete(request); | |
86 | ||
87 | return (NULL); | |
88 | } | |
89 | } | |
90 | else | |
91 | infile = -1; | |
92 | ||
93 | response = cupsDoIORequest(http, request, resource, infile, -1); | |
94 | ||
95 | if (infile >= 0) | |
96 | close(infile); | |
97 | ||
98 | return (response); | |
99 | } | |
100 | ||
101 | ||
102 | /* | |
103 | * 'cupsDoIORequest()' - Do an IPP request with file descriptors. | |
104 | * | |
105 | * This function sends the IPP request to the specified server, retrying | |
106 | * and authenticating as necessary. The request is freed with ippDelete() | |
107 | * after receiving a valid IPP response. | |
108 | * | |
109 | * If "infile" is a valid file descriptor, cupsDoIORequest() copies | |
110 | * all of the data from the file after the IPP request message. | |
111 | * | |
112 | * If "outfile" is a valid file descriptor, cupsDoIORequest() copies | |
113 | * all of the data after the IPP response message to the file. | |
114 | * | |
f3c17241 | 115 | * @since CUPS 1.3/OS X 10.5@ |
b94498cf | 116 | */ |
117 | ||
118 | ipp_t * /* O - Response data */ | |
568fa3fa | 119 | cupsDoIORequest(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ |
b94498cf | 120 | ipp_t *request, /* I - IPP request */ |
121 | const char *resource, /* I - HTTP resource for POST */ | |
122 | int infile, /* I - File to read from or -1 for none */ | |
123 | int outfile) /* I - File to write to or -1 for none */ | |
ecdc0628 | 124 | { |
3d052e43 MS |
125 | ipp_t *response = NULL; /* IPP response data */ |
126 | size_t length = 0; /* Content-Length value */ | |
ecdc0628 | 127 | http_status_t status; /* Status of HTTP request */ |
ecdc0628 | 128 | struct stat fileinfo; /* File information */ |
129 | int bytes; /* Number of bytes read/written */ | |
a74454a7 | 130 | char buffer[32768]; /* Output buffer */ |
ecdc0628 | 131 | |
132 | ||
a603edef | 133 | DEBUG_printf(("cupsDoIORequest(http=%p, request=%p(%s), resource=\"%s\", " |
e07d4801 | 134 | "infile=%d, outfile=%d)", http, request, |
a603edef | 135 | request ? ippOpString(request->request.op.operation_id) : "?", |
e07d4801 | 136 | resource, infile, outfile)); |
3d052e43 MS |
137 | |
138 | /* | |
139 | * Range check input... | |
140 | */ | |
ecdc0628 | 141 | |
3d052e43 | 142 | if (!request || !resource) |
ecdc0628 | 143 | { |
3d052e43 | 144 | ippDelete(request); |
ecdc0628 | 145 | |
749b1e90 | 146 | _cupsSetError(IPP_INTERNAL_ERROR, strerror(EINVAL), 0); |
ecdc0628 | 147 | |
148 | return (NULL); | |
149 | } | |
150 | ||
3d052e43 MS |
151 | /* |
152 | * Get the default connection as needed... | |
153 | */ | |
154 | ||
155 | if (!http) | |
a603edef | 156 | if ((http = _cupsConnect()) == NULL) |
e60ec91f MS |
157 | { |
158 | ippDelete(request); | |
159 | ||
a603edef | 160 | return (NULL); |
e60ec91f | 161 | } |
3d052e43 | 162 | |
ecdc0628 | 163 | /* |
164 | * See if we have a file to send... | |
165 | */ | |
166 | ||
b94498cf | 167 | if (infile >= 0) |
ecdc0628 | 168 | { |
b94498cf | 169 | if (fstat(infile, &fileinfo)) |
ecdc0628 | 170 | { |
171 | /* | |
172 | * Can't get file information! | |
173 | */ | |
174 | ||
3d052e43 | 175 | _cupsSetError(errno == EBADF ? IPP_NOT_FOUND : IPP_NOT_AUTHORIZED, |
749b1e90 | 176 | NULL, 0); |
ecdc0628 | 177 | |
178 | ippDelete(request); | |
179 | ||
180 | return (NULL); | |
181 | } | |
182 | ||
183 | #ifdef WIN32 | |
184 | if (fileinfo.st_mode & _S_IFDIR) | |
185 | #else | |
186 | if (S_ISDIR(fileinfo.st_mode)) | |
187 | #endif /* WIN32 */ | |
188 | { | |
189 | /* | |
190 | * Can't send a directory... | |
191 | */ | |
192 | ||
193 | ippDelete(request); | |
194 | ||
749b1e90 | 195 | _cupsSetError(IPP_NOT_POSSIBLE, strerror(EISDIR), 0); |
ecdc0628 | 196 | |
197 | return (NULL); | |
198 | } | |
3d052e43 MS |
199 | |
200 | #ifndef WIN32 | |
201 | if (!S_ISREG(fileinfo.st_mode)) | |
202 | length = 0; /* Chunk when piping */ | |
203 | else | |
204 | #endif /* !WIN32 */ | |
205 | length = ippLength(request) + fileinfo.st_size; | |
206 | } | |
207 | else | |
208 | length = ippLength(request); | |
209 | ||
e07d4801 | 210 | DEBUG_printf(("2cupsDoIORequest: Request length=%ld, total length=%ld", |
52f6f666 MS |
211 | (long)ippLength(request), (long)length)); |
212 | ||
b9faaae1 MS |
213 | /* |
214 | * Clear any "Local" authentication data since it is probably stale... | |
215 | */ | |
216 | ||
217 | if (http->authstring && !strncmp(http->authstring, "Local ", 6)) | |
218 | httpSetAuthString(http, NULL, NULL); | |
219 | ||
3d052e43 MS |
220 | /* |
221 | * Loop until we can send the request without authorization problems. | |
222 | */ | |
223 | ||
224 | while (response == NULL) | |
225 | { | |
e07d4801 | 226 | DEBUG_puts("2cupsDoIORequest: setup..."); |
3d052e43 MS |
227 | |
228 | /* | |
229 | * Send the request... | |
230 | */ | |
231 | ||
232 | status = cupsSendRequest(http, request, resource, length); | |
233 | ||
e07d4801 | 234 | DEBUG_printf(("2cupsDoIORequest: status=%d", status)); |
3d052e43 MS |
235 | |
236 | if (status == HTTP_CONTINUE && request->state == IPP_DATA && infile >= 0) | |
237 | { | |
e07d4801 | 238 | DEBUG_puts("2cupsDoIORequest: file write..."); |
3d052e43 MS |
239 | |
240 | /* | |
241 | * Send the file with the request... | |
242 | */ | |
243 | ||
244 | #ifndef WIN32 | |
245 | if (S_ISREG(fileinfo.st_mode)) | |
246 | #endif /* WIN32 */ | |
247 | lseek(infile, 0, SEEK_SET); | |
248 | ||
249 | while ((bytes = (int)read(infile, buffer, sizeof(buffer))) > 0) | |
250 | { | |
83e08001 MS |
251 | if ((status = cupsWriteRequestData(http, buffer, bytes)) |
252 | != HTTP_CONTINUE) | |
253 | break; | |
3d052e43 MS |
254 | } |
255 | } | |
256 | ||
257 | /* | |
258 | * Get the server's response... | |
259 | */ | |
260 | ||
83e08001 | 261 | if (status != HTTP_ERROR) |
3d052e43 MS |
262 | { |
263 | response = cupsGetResponse(http, resource); | |
83e08001 | 264 | status = httpGetStatus(http); |
3d052e43 MS |
265 | } |
266 | ||
f11a948a MS |
267 | DEBUG_printf(("2cupsDoIORequest: status=%d", status)); |
268 | ||
5a6b583a MS |
269 | if (status == HTTP_ERROR || |
270 | (status >= HTTP_BAD_REQUEST && status != HTTP_UNAUTHORIZED && | |
271 | status != HTTP_UPGRADE_REQUIRED)) | |
ee571f26 MS |
272 | { |
273 | _cupsSetHTTPError(status); | |
568fa3fa | 274 | break; |
ee571f26 | 275 | } |
568fa3fa | 276 | |
85dda01c | 277 | if (response && outfile >= 0) |
3d052e43 | 278 | { |
85dda01c MS |
279 | /* |
280 | * Write trailing data to file... | |
281 | */ | |
3d052e43 | 282 | |
85dda01c MS |
283 | while ((bytes = (int)httpRead2(http, buffer, sizeof(buffer))) > 0) |
284 | if (write(outfile, buffer, bytes) < bytes) | |
285 | break; | |
286 | } | |
3d052e43 | 287 | |
85dda01c MS |
288 | if (http->state != HTTP_WAITING) |
289 | { | |
290 | /* | |
291 | * Flush any remaining data... | |
292 | */ | |
293 | ||
294 | httpFlush(http); | |
3d052e43 MS |
295 | } |
296 | } | |
297 | ||
298 | /* | |
299 | * Delete the original request and return the response... | |
300 | */ | |
6d2f911b | 301 | |
3d052e43 MS |
302 | ippDelete(request); |
303 | ||
304 | return (response); | |
305 | } | |
306 | ||
307 | ||
308 | /* | |
309 | * 'cupsDoRequest()' - Do an IPP request. | |
310 | * | |
311 | * This function sends the IPP request to the specified server, retrying | |
312 | * and authenticating as necessary. The request is freed with ippDelete() | |
313 | * after receiving a valid IPP response. | |
314 | */ | |
315 | ||
316 | ipp_t * /* O - Response data */ | |
568fa3fa | 317 | cupsDoRequest(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ |
3d052e43 MS |
318 | ipp_t *request, /* I - IPP request */ |
319 | const char *resource) /* I - HTTP resource for POST */ | |
320 | { | |
e07d4801 | 321 | DEBUG_printf(("cupsDoRequest(http=%p, request=%p(%s), resource=\"%s\")", |
a603edef MS |
322 | http, request, |
323 | request ? ippOpString(request->request.op.operation_id) : "?", | |
e07d4801 | 324 | resource)); |
a603edef | 325 | |
b19ccc9e | 326 | return (cupsDoIORequest(http, request, resource, -1, -1)); |
3d052e43 MS |
327 | } |
328 | ||
329 | ||
330 | /* | |
331 | * 'cupsGetResponse()' - Get a response to an IPP request. | |
332 | * | |
333 | * Use this function to get the response for an IPP request sent using | |
334 | * cupsSendDocument() or cupsSendRequest(). For requests that return | |
a4845881 MS |
335 | * additional data, use httpRead() after getting a successful response, |
336 | * otherwise call httpFlush() to complete the response processing. | |
3d052e43 | 337 | * |
f3c17241 | 338 | * @since CUPS 1.4/OS X 10.6@ |
3d052e43 MS |
339 | */ |
340 | ||
568fa3fa MS |
341 | ipp_t * /* O - Response or @code NULL@ on HTTP error */ |
342 | cupsGetResponse(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ | |
3d052e43 MS |
343 | const char *resource) /* I - HTTP resource for POST */ |
344 | { | |
345 | http_status_t status; /* HTTP status */ | |
346 | ipp_state_t state; /* IPP read state */ | |
347 | ipp_t *response = NULL; /* IPP response */ | |
348 | ||
349 | ||
e07d4801 | 350 | DEBUG_printf(("cupsGetResponse(http=%p, resource=\"%s\")", http, resource)); |
3d052e43 MS |
351 | |
352 | /* | |
353 | * Connect to the default server as needed... | |
354 | */ | |
355 | ||
356 | if (!http) | |
357 | http = _cupsConnect(); | |
358 | ||
359 | if (!http || (http->state != HTTP_POST_RECV && http->state != HTTP_POST_SEND)) | |
360 | return (NULL); | |
361 | ||
362 | /* | |
363 | * Check for an unfinished chunked request... | |
364 | */ | |
365 | ||
366 | if (http->data_encoding == HTTP_ENCODE_CHUNKED) | |
367 | { | |
368 | /* | |
369 | * Send a 0-length chunk to finish off the request... | |
370 | */ | |
371 | ||
e07d4801 | 372 | DEBUG_puts("2cupsGetResponse: Finishing chunked POST..."); |
3d052e43 MS |
373 | |
374 | if (httpWrite2(http, "", 0) < 0) | |
375 | return (NULL); | |
376 | } | |
377 | ||
378 | /* | |
379 | * Wait for a response from the server... | |
380 | */ | |
381 | ||
e07d4801 | 382 | DEBUG_printf(("2cupsGetResponse: Update loop, http->status=%d...", |
1ff0402e | 383 | http->status)); |
3d052e43 | 384 | |
e60ec91f MS |
385 | do |
386 | { | |
1ff0402e | 387 | status = httpUpdate(http); |
e60ec91f | 388 | } |
22c9029b | 389 | while (status != HTTP_ERROR && http->state == HTTP_POST_RECV); |
3d052e43 | 390 | |
e07d4801 | 391 | DEBUG_printf(("2cupsGetResponse: status=%d", status)); |
3d052e43 MS |
392 | |
393 | if (status == HTTP_OK) | |
394 | { | |
395 | /* | |
396 | * Get the IPP response... | |
397 | */ | |
398 | ||
399 | response = ippNew(); | |
400 | ||
401 | while ((state = ippRead(http, response)) != IPP_DATA) | |
402 | if (state == IPP_ERROR) | |
403 | break; | |
404 | ||
405 | if (state == IPP_ERROR) | |
406 | { | |
407 | /* | |
f14324a7 | 408 | * Flush remaining data and delete the response... |
3d052e43 MS |
409 | */ |
410 | ||
e07d4801 | 411 | DEBUG_puts("1cupsGetResponse: IPP read error!"); |
3d052e43 | 412 | |
f14324a7 MS |
413 | httpFlush(http); |
414 | ||
3d052e43 MS |
415 | ippDelete(response); |
416 | response = NULL; | |
417 | ||
a4845881 | 418 | http->status = status = HTTP_ERROR; |
a29fd7dd | 419 | http->error = EINVAL; |
3d052e43 MS |
420 | } |
421 | } | |
422 | else if (status != HTTP_ERROR) | |
423 | { | |
424 | /* | |
425 | * Flush any error message... | |
426 | */ | |
427 | ||
428 | httpFlush(http); | |
429 | ||
430 | /* | |
431 | * Then handle encryption and authentication... | |
432 | */ | |
433 | ||
434 | if (status == HTTP_UNAUTHORIZED) | |
435 | { | |
436 | /* | |
437 | * See if we can do authentication... | |
438 | */ | |
439 | ||
e07d4801 | 440 | DEBUG_puts("2cupsGetResponse: Need authorization..."); |
568fa3fa | 441 | |
e07d4801 | 442 | if (!cupsDoAuthentication(http, "POST", resource)) |
7cf5915e | 443 | httpReconnect(http); |
f11a948a | 444 | else |
a4845881 | 445 | http->status = status = HTTP_AUTHORIZATION_CANCELED; |
3d052e43 MS |
446 | } |
447 | ||
448 | #ifdef HAVE_SSL | |
449 | else if (status == HTTP_UPGRADE_REQUIRED) | |
450 | { | |
451 | /* | |
452 | * Force a reconnect with encryption... | |
453 | */ | |
454 | ||
e07d4801 | 455 | DEBUG_puts("2cupsGetResponse: Need encryption..."); |
3d052e43 MS |
456 | |
457 | if (!httpReconnect(http)) | |
458 | httpEncryption(http, HTTP_ENCRYPT_REQUIRED); | |
459 | } | |
460 | #endif /* HAVE_SSL */ | |
461 | } | |
462 | ||
463 | if (response) | |
464 | { | |
465 | ipp_attribute_t *attr; /* status-message attribute */ | |
466 | ||
467 | ||
468 | attr = ippFindAttribute(response, "status-message", IPP_TAG_TEXT); | |
469 | ||
e07d4801 | 470 | DEBUG_printf(("1cupsGetResponse: status-code=%s, status-message=\"%s\"", |
a603edef MS |
471 | ippErrorString(response->request.status.status_code), |
472 | attr ? attr->values[0].string.text : "")); | |
473 | ||
3d052e43 | 474 | _cupsSetError(response->request.status.status_code, |
749b1e90 MS |
475 | attr ? attr->values[0].string.text : |
476 | ippErrorString(response->request.status.status_code), 0); | |
3d052e43 | 477 | } |
3d052e43 MS |
478 | |
479 | return (response); | |
480 | } | |
481 | ||
482 | ||
6d2f911b MS |
483 | /* |
484 | * 'cupsLastError()' - Return the last IPP status code. | |
485 | */ | |
486 | ||
487 | ipp_status_t /* O - IPP status code from last request */ | |
488 | cupsLastError(void) | |
489 | { | |
490 | return (_cupsGlobals()->last_error); | |
491 | } | |
492 | ||
493 | ||
494 | /* | |
495 | * 'cupsLastErrorString()' - Return the last IPP status-message. | |
496 | * | |
f3c17241 | 497 | * @since CUPS 1.2/OS X 10.5@ |
6d2f911b MS |
498 | */ |
499 | ||
500 | const char * /* O - status-message text from last request */ | |
501 | cupsLastErrorString(void) | |
502 | { | |
503 | return (_cupsGlobals()->last_status_message); | |
504 | } | |
505 | ||
506 | ||
f14324a7 MS |
507 | /* |
508 | * '_cupsNextDelay()' - Return the next retry delay value. | |
509 | * | |
510 | * This function currently returns the Fibonacci sequence 1 1 2 3 5 8. | |
511 | * | |
512 | * Pass 0 for the current delay value to initialize the sequence. | |
513 | */ | |
514 | ||
515 | int /* O - Next delay value */ | |
516 | _cupsNextDelay(int current, /* I - Current delay value or 0 */ | |
517 | int *previous) /* IO - Previous delay value */ | |
518 | { | |
519 | int next; /* Next delay value */ | |
520 | ||
521 | ||
522 | if (current > 0) | |
523 | { | |
524 | next = (current + *previous) % 12; | |
525 | *previous = next < current ? 0 : current; | |
526 | } | |
527 | else | |
528 | { | |
529 | next = 1; | |
530 | *previous = 0; | |
531 | } | |
532 | ||
533 | return (next); | |
534 | } | |
535 | ||
536 | ||
3d052e43 MS |
537 | /* |
538 | * 'cupsReadResponseData()' - Read additional data after the IPP response. | |
539 | * | |
540 | * This function is used after cupsGetResponse() to read the PPD or document | |
541 | * files for CUPS_GET_PPD and CUPS_GET_DOCUMENT requests, respectively. | |
542 | * | |
f3c17241 | 543 | * @since CUPS 1.4/OS X 10.6@ |
3d052e43 MS |
544 | */ |
545 | ||
546 | ssize_t /* O - Bytes read, 0 on EOF, -1 on error */ | |
547 | cupsReadResponseData( | |
568fa3fa | 548 | http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ |
3d052e43 MS |
549 | char *buffer, /* I - Buffer to use */ |
550 | size_t length) /* I - Number of bytes to read */ | |
551 | { | |
552 | /* | |
553 | * Get the default connection as needed... | |
554 | */ | |
555 | ||
a603edef | 556 | DEBUG_printf(("cupsReadResponseData(http=%p, buffer=%p, " |
e07d4801 | 557 | "length=" CUPS_LLFMT ")", http, buffer, CUPS_LLCAST length)); |
a603edef | 558 | |
3d052e43 MS |
559 | if (!http) |
560 | { | |
561 | _cups_globals_t *cg = _cupsGlobals(); | |
562 | /* Pointer to library globals */ | |
563 | ||
564 | if ((http = cg->http) == NULL) | |
565 | { | |
749b1e90 | 566 | _cupsSetError(IPP_INTERNAL_ERROR, _("No active connection"), 1); |
3d052e43 MS |
567 | return (-1); |
568 | } | |
ecdc0628 | 569 | } |
ecdc0628 | 570 | |
3d052e43 MS |
571 | /* |
572 | * Then read from the HTTP connection... | |
573 | */ | |
574 | ||
575 | return (httpRead2(http, buffer, length)); | |
576 | } | |
577 | ||
578 | ||
579 | /* | |
580 | * 'cupsSendRequest()' - Send an IPP request. | |
581 | * | |
582 | * Use httpWrite() to write any additional data (document, PPD file, etc.) | |
583 | * for the request, cupsGetResponse() to get the IPP response, and httpRead() | |
6d2f911b | 584 | * to read any additional data following the response. Only one request can be |
3d052e43 MS |
585 | * sent/queued at a time. |
586 | * | |
587 | * Unlike cupsDoFileRequest(), cupsDoIORequest(), and cupsDoRequest(), the | |
588 | * request is not freed. | |
589 | * | |
f3c17241 | 590 | * @since CUPS 1.4/OS X 10.6@ |
3d052e43 MS |
591 | */ |
592 | ||
593 | http_status_t /* O - Initial HTTP status */ | |
568fa3fa | 594 | cupsSendRequest(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ |
3d052e43 MS |
595 | ipp_t *request, /* I - IPP request */ |
596 | const char *resource, /* I - Resource path */ | |
ae71f5de | 597 | size_t length) /* I - Length of data to follow or @code CUPS_LENGTH_VARIABLE@ */ |
3d052e43 MS |
598 | { |
599 | http_status_t status; /* Status of HTTP request */ | |
600 | int got_status; /* Did we get the status? */ | |
601 | ipp_state_t state; /* State of IPP processing */ | |
602 | http_status_t expect; /* Expect: header to use */ | |
603 | ||
604 | ||
a603edef | 605 | DEBUG_printf(("cupsSendRequest(http=%p, request=%p(%s), resource=\"%s\", " |
e07d4801 | 606 | "length=" CUPS_LLFMT ")", http, request, |
a603edef | 607 | request ? ippOpString(request->request.op.operation_id) : "?", |
e07d4801 | 608 | resource, CUPS_LLCAST length)); |
3d052e43 MS |
609 | |
610 | /* | |
611 | * Range check input... | |
612 | */ | |
613 | ||
614 | if (!request || !resource) | |
615 | { | |
749b1e90 | 616 | _cupsSetError(IPP_INTERNAL_ERROR, strerror(EINVAL), 0); |
3d052e43 MS |
617 | |
618 | return (HTTP_ERROR); | |
619 | } | |
620 | ||
621 | /* | |
622 | * Get the default connection as needed... | |
623 | */ | |
624 | ||
625 | if (!http) | |
a603edef MS |
626 | if ((http = _cupsConnect()) == NULL) |
627 | return (HTTP_SERVICE_UNAVAILABLE); | |
3d052e43 | 628 | |
a4845881 MS |
629 | /* |
630 | * If the prior request was not flushed out, do so now... | |
631 | */ | |
632 | ||
633 | if (http->state == HTTP_GET_SEND || | |
634 | http->state == HTTP_POST_SEND) | |
10ddcf65 MS |
635 | { |
636 | DEBUG_puts("2cupsSendRequest: Flush prior response."); | |
a4845881 | 637 | httpFlush(http); |
10ddcf65 | 638 | } |
a4845881 MS |
639 | else if (http->state != HTTP_WAITING) |
640 | { | |
82cc1f9a MS |
641 | DEBUG_printf(("1cupsSendRequest: Unknown HTTP state (%d), " |
642 | "reconnecting.", http->state)); | |
643 | if (httpReconnect(http)) | |
644 | return (HTTP_ERROR); | |
a4845881 MS |
645 | } |
646 | ||
7594b224 | 647 | #ifdef HAVE_SSL |
648 | /* | |
649 | * See if we have an auth-info attribute and are communicating over | |
650 | * a non-local link. If so, encrypt the link so that we can pass | |
651 | * the authentication information securely... | |
652 | */ | |
653 | ||
654 | if (ippFindAttribute(request, "auth-info", IPP_TAG_TEXT) && | |
655 | !httpAddrLocalhost(http->hostaddr) && !http->tls && | |
656 | httpEncryption(http, HTTP_ENCRYPT_REQUIRED)) | |
b19ccc9e | 657 | { |
10ddcf65 | 658 | DEBUG_puts("1cupsSendRequest: Unable to encrypt connection."); |
ee571f26 | 659 | return (HTTP_SERVICE_UNAVAILABLE); |
b19ccc9e | 660 | } |
7594b224 | 661 | #endif /* HAVE_SSL */ |
662 | ||
1ff0402e MS |
663 | /* |
664 | * Reconnect if the last response had a "Connection: close"... | |
665 | */ | |
666 | ||
88f9aafc | 667 | if (!_cups_strcasecmp(http->fields[HTTP_FIELD_CONNECTION], "close")) |
10ddcf65 MS |
668 | { |
669 | DEBUG_puts("2cupsSendRequest: Connection: close"); | |
670 | httpClearFields(http); | |
1ff0402e | 671 | if (httpReconnect(http)) |
b19ccc9e | 672 | { |
10ddcf65 | 673 | DEBUG_puts("1cupsSendRequest: Unable to reconnect."); |
1ff0402e | 674 | return (HTTP_SERVICE_UNAVAILABLE); |
b19ccc9e | 675 | } |
10ddcf65 | 676 | } |
1ff0402e | 677 | |
ecdc0628 | 678 | /* |
679 | * Loop until we can send the request without authorization problems. | |
680 | */ | |
681 | ||
3d052e43 | 682 | expect = HTTP_CONTINUE; |
ecdc0628 | 683 | |
3d052e43 | 684 | for (;;) |
ecdc0628 | 685 | { |
e07d4801 | 686 | DEBUG_puts("2cupsSendRequest: Setup..."); |
ecdc0628 | 687 | |
688 | /* | |
689 | * Setup the HTTP variables needed... | |
690 | */ | |
691 | ||
ecdc0628 | 692 | httpClearFields(http); |
0268488e | 693 | httpSetExpect(http, expect); |
ecdc0628 | 694 | httpSetField(http, HTTP_FIELD_CONTENT_TYPE, "application/ipp"); |
0268488e MS |
695 | httpSetLength(http, length); |
696 | ||
697 | #ifdef HAVE_GSSAPI | |
698 | if (http->authstring && !strncmp(http->authstring, "Negotiate", 9)) | |
699 | { | |
700 | /* | |
701 | * Do not use cached Kerberos credentials since they will look like a | |
702 | * "replay" attack... | |
703 | */ | |
704 | ||
eac3a0a0 | 705 | _cupsSetNegotiateAuthString(http, "POST", resource); |
0268488e | 706 | } |
0268488e | 707 | #endif /* HAVE_GSSAPI */ |
f14324a7 | 708 | |
ecdc0628 | 709 | httpSetField(http, HTTP_FIELD_AUTHORIZATION, http->authstring); |
710 | ||
e07d4801 | 711 | DEBUG_printf(("2cupsSendRequest: authstring=\"%s\"", http->authstring)); |
ecdc0628 | 712 | |
713 | /* | |
714 | * Try the request... | |
715 | */ | |
716 | ||
e07d4801 | 717 | DEBUG_puts("2cupsSendRequest: Sending HTTP POST..."); |
ecdc0628 | 718 | |
719 | if (httpPost(http, resource)) | |
720 | { | |
10ddcf65 | 721 | DEBUG_puts("2cupsSendRequest: POST failed, reconnecting."); |
ecdc0628 | 722 | if (httpReconnect(http)) |
b19ccc9e | 723 | { |
10ddcf65 | 724 | DEBUG_puts("1cupsSendRequest: Unable to reconnect."); |
ee571f26 | 725 | return (HTTP_SERVICE_UNAVAILABLE); |
b19ccc9e | 726 | } |
ecdc0628 | 727 | else |
728 | continue; | |
729 | } | |
730 | ||
731 | /* | |
d6ae789d | 732 | * Send the IPP data... |
ecdc0628 | 733 | */ |
734 | ||
e07d4801 | 735 | DEBUG_puts("2cupsSendRequest: Writing IPP request..."); |
b423cd4c | 736 | |
d6ae789d | 737 | request->state = IPP_IDLE; |
738 | status = HTTP_CONTINUE; | |
739 | got_status = 0; | |
740 | ||
741 | while ((state = ippWrite(http, request)) != IPP_DATA) | |
742 | if (state == IPP_ERROR) | |
743 | break; | |
744 | else if (httpCheck(http)) | |
745 | { | |
746 | got_status = 1; | |
747 | ||
e60ec91f MS |
748 | _httpUpdate(http, &status); |
749 | if (status >= HTTP_MULTIPLE_CHOICES) | |
d6ae789d | 750 | break; |
751 | } | |
752 | ||
22c9029b MS |
753 | if (state == IPP_ERROR) |
754 | { | |
10ddcf65 MS |
755 | DEBUG_puts("1cupsSendRequest: Unable to send IPP request."); |
756 | ||
22c9029b MS |
757 | http->status = HTTP_ERROR; |
758 | http->state = HTTP_WAITING; | |
759 | ||
760 | return (HTTP_ERROR); | |
761 | } | |
762 | ||
3d052e43 MS |
763 | /* |
764 | * Wait up to 1 second to get the 100-continue response as needed... | |
765 | */ | |
ecdc0628 | 766 | |
e60ec91f | 767 | if (!got_status) |
3d052e43 | 768 | { |
e60ec91f MS |
769 | if (expect == HTTP_CONTINUE) |
770 | { | |
771 | DEBUG_puts("2cupsSendRequest: Waiting for 100-continue..."); | |
a603edef | 772 | |
e60ec91f MS |
773 | if (httpWait(http, 1000)) |
774 | _httpUpdate(http, &status); | |
775 | } | |
776 | else if (httpCheck(http)) | |
777 | _httpUpdate(http, &status); | |
d6ae789d | 778 | } |
ecdc0628 | 779 | |
e07d4801 | 780 | DEBUG_printf(("2cupsSendRequest: status=%d", status)); |
a603edef | 781 | |
ecdc0628 | 782 | /* |
3d052e43 | 783 | * Process the current HTTP status... |
ecdc0628 | 784 | */ |
785 | ||
e60ec91f | 786 | if (status >= HTTP_MULTIPLE_CHOICES) |
83e08001 MS |
787 | { |
788 | _cupsSetHTTPError(status); | |
789 | ||
790 | do | |
791 | { | |
792 | status = httpUpdate(http); | |
793 | } | |
794 | while (status != HTTP_ERROR && http->state == HTTP_POST_RECV); | |
795 | ||
ba55dc12 | 796 | httpFlush(http); |
83e08001 | 797 | } |
ba55dc12 | 798 | |
3d052e43 | 799 | switch (status) |
ecdc0628 | 800 | { |
3d052e43 MS |
801 | case HTTP_ERROR : |
802 | case HTTP_CONTINUE : | |
803 | case HTTP_OK : | |
10ddcf65 | 804 | DEBUG_printf(("1cupsSendRequest: Returning %d.", status)); |
3d052e43 | 805 | return (status); |
ecdc0628 | 806 | |
3d052e43 | 807 | case HTTP_UNAUTHORIZED : |
ba55dc12 | 808 | if (cupsDoAuthentication(http, "POST", resource)) |
10ddcf65 MS |
809 | { |
810 | DEBUG_puts("1cupsSendRequest: Returning HTTP_AUTHORIZATION_CANCELED."); | |
ba55dc12 | 811 | return (HTTP_AUTHORIZATION_CANCELED); |
10ddcf65 MS |
812 | } |
813 | ||
814 | DEBUG_puts("2cupsSendRequest: Reconnecting after HTTP_UNAUTHORIZED."); | |
ba55dc12 MS |
815 | |
816 | if (httpReconnect(http)) | |
f11a948a | 817 | { |
10ddcf65 | 818 | DEBUG_puts("1cupsSendRequest: Unable to reconnect."); |
ba55dc12 | 819 | return (HTTP_SERVICE_UNAVAILABLE); |
f11a948a | 820 | } |
ba55dc12 | 821 | break; |
89d46774 | 822 | |
ecdc0628 | 823 | #ifdef HAVE_SSL |
3d052e43 MS |
824 | case HTTP_UPGRADE_REQUIRED : |
825 | /* | |
826 | * Flush any error message, reconnect, and then upgrade with | |
827 | * encryption... | |
828 | */ | |
ecdc0628 | 829 | |
10ddcf65 MS |
830 | DEBUG_puts("2cupsSendRequest: Reconnecting after " |
831 | "HTTP_UPGRADE_REQUIRED."); | |
832 | ||
3d052e43 | 833 | if (httpReconnect(http)) |
b19ccc9e | 834 | { |
10ddcf65 | 835 | DEBUG_puts("1cupsSendRequest: Unable to reconnect."); |
b19ccc9e MS |
836 | return (HTTP_SERVICE_UNAVAILABLE); |
837 | } | |
ecdc0628 | 838 | |
10ddcf65 | 839 | DEBUG_puts("2cupsSendRequest: Upgrading to TLS."); |
ba55dc12 MS |
840 | if (httpEncryption(http, HTTP_ENCRYPT_REQUIRED)) |
841 | { | |
10ddcf65 | 842 | DEBUG_puts("1cupsSendRequest: Unable to encrypt connection."); |
ba55dc12 MS |
843 | return (HTTP_SERVICE_UNAVAILABLE); |
844 | } | |
845 | break; | |
ecdc0628 | 846 | #endif /* HAVE_SSL */ |
f301802f | 847 | |
3d052e43 MS |
848 | case HTTP_EXPECTATION_FAILED : |
849 | /* | |
850 | * Don't try using the Expect: header the next time around... | |
851 | */ | |
ecdc0628 | 852 | |
3d052e43 | 853 | expect = (http_status_t)0; |
52f6f666 | 854 | |
10ddcf65 MS |
855 | DEBUG_puts("2cupsSendRequest: Reconnecting after " |
856 | "HTTP_EXPECTATION_FAILED."); | |
857 | ||
52f6f666 MS |
858 | if (httpReconnect(http)) |
859 | { | |
10ddcf65 | 860 | DEBUG_puts("1cupsSendRequest: Unable to reconnect."); |
52f6f666 MS |
861 | return (HTTP_SERVICE_UNAVAILABLE); |
862 | } | |
a603edef | 863 | break; |
ecdc0628 | 864 | |
3d052e43 MS |
865 | default : |
866 | /* | |
867 | * Some other error... | |
868 | */ | |
ecdc0628 | 869 | |
3d052e43 | 870 | return (status); |
b94498cf | 871 | } |
872 | } | |
3d052e43 MS |
873 | } |
874 | ||
875 | ||
876 | /* | |
877 | * 'cupsWriteRequestData()' - Write additional data after an IPP request. | |
878 | * | |
568fa3fa MS |
879 | * This function is used after @link cupsSendRequest@ to provide a PPD and |
880 | * after @link cupsStartDocument@ to provide a document file. | |
3d052e43 | 881 | * |
f3c17241 | 882 | * @since CUPS 1.4/OS X 10.6@ |
3d052e43 | 883 | */ |
ecdc0628 | 884 | |
568fa3fa | 885 | http_status_t /* O - @code HTTP_CONTINUE@ if OK or HTTP status on error */ |
3d052e43 | 886 | cupsWriteRequestData( |
568fa3fa | 887 | http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ |
3d052e43 MS |
888 | const char *buffer, /* I - Bytes to write */ |
889 | size_t length) /* I - Number of bytes to write */ | |
890 | { | |
38e73f87 MS |
891 | int wused; /* Previous bytes in buffer */ |
892 | ||
893 | ||
ecdc0628 | 894 | /* |
3d052e43 | 895 | * Get the default connection as needed... |
ecdc0628 | 896 | */ |
ecdc0628 | 897 | |
a603edef | 898 | DEBUG_printf(("cupsWriteRequestData(http=%p, buffer=%p, " |
e07d4801 | 899 | "length=" CUPS_LLFMT ")", http, buffer, CUPS_LLCAST length)); |
a603edef | 900 | |
3d052e43 | 901 | if (!http) |
ecdc0628 | 902 | { |
3d052e43 MS |
903 | _cups_globals_t *cg = _cupsGlobals(); |
904 | /* Pointer to library globals */ | |
ecdc0628 | 905 | |
3d052e43 MS |
906 | if ((http = cg->http) == NULL) |
907 | { | |
749b1e90 | 908 | _cupsSetError(IPP_INTERNAL_ERROR, _("No active connection"), 1); |
10d09e33 | 909 | DEBUG_puts("1cupsWriteRequestData: Returning HTTP_ERROR."); |
3d052e43 MS |
910 | return (HTTP_ERROR); |
911 | } | |
ecdc0628 | 912 | } |
ecdc0628 | 913 | |
3d052e43 MS |
914 | /* |
915 | * Then write to the HTTP connection... | |
916 | */ | |
ecdc0628 | 917 | |
38e73f87 MS |
918 | wused = http->wused; |
919 | ||
3d052e43 | 920 | if (httpWrite2(http, buffer, length) < 0) |
10d09e33 MS |
921 | { |
922 | DEBUG_puts("1cupsWriteRequestData: Returning HTTP_ERROR."); | |
923 | _cupsSetError(IPP_INTERNAL_ERROR, strerror(http->error), 0); | |
3d052e43 | 924 | return (HTTP_ERROR); |
10d09e33 | 925 | } |
ecdc0628 | 926 | |
3d052e43 MS |
927 | /* |
928 | * Finally, check if we have any pending data from the server... | |
929 | */ | |
ecdc0628 | 930 | |
f11a948a | 931 | if (length >= HTTP_MAX_BUFFER || |
38e73f87 MS |
932 | http->wused < wused || |
933 | (wused > 0 && http->wused == length)) | |
934 | { | |
935 | /* | |
936 | * We've written something to the server, so check for response data... | |
937 | */ | |
938 | ||
939 | if (_httpWait(http, 0, 1)) | |
ba55dc12 | 940 | { |
e60ec91f | 941 | http_status_t status; /* Status from _httpUpdate */ |
ba55dc12 | 942 | |
e60ec91f MS |
943 | _httpUpdate(http, &status); |
944 | if (status >= HTTP_MULTIPLE_CHOICES) | |
10d09e33 MS |
945 | { |
946 | _cupsSetHTTPError(status); | |
83e08001 MS |
947 | |
948 | do | |
949 | { | |
950 | status = httpUpdate(http); | |
951 | } | |
952 | while (status != HTTP_ERROR && http->state == HTTP_POST_RECV); | |
953 | ||
ba55dc12 | 954 | httpFlush(http); |
10d09e33 | 955 | } |
ba55dc12 | 956 | |
10d09e33 | 957 | DEBUG_printf(("1cupsWriteRequestData: Returning %d.\n", status)); |
ba55dc12 MS |
958 | return (status); |
959 | } | |
38e73f87 MS |
960 | } |
961 | ||
10d09e33 | 962 | DEBUG_puts("1cupsWriteRequestData: Returning HTTP_CONTINUE."); |
38e73f87 | 963 | return (HTTP_CONTINUE); |
ecdc0628 | 964 | } |
965 | ||
966 | ||
6d2f911b MS |
967 | /* |
968 | * '_cupsConnect()' - Get the default server connection... | |
969 | */ | |
970 | ||
971 | http_t * /* O - HTTP connection */ | |
972 | _cupsConnect(void) | |
973 | { | |
974 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
975 | ||
976 | ||
977 | /* | |
978 | * See if we are connected to the same server... | |
979 | */ | |
980 | ||
981 | if (cg->http) | |
982 | { | |
983 | /* | |
984 | * Compare the connection hostname, port, and encryption settings to | |
985 | * the cached defaults; these were initialized the first time we | |
986 | * connected... | |
987 | */ | |
988 | ||
989 | if (strcmp(cg->http->hostname, cg->server) || | |
990 | cg->ipp_port != _httpAddrPort(cg->http->hostaddr) || | |
991 | (cg->http->encryption != cg->encryption && | |
992 | cg->http->encryption == HTTP_ENCRYPT_NEVER)) | |
993 | { | |
994 | /* | |
995 | * Need to close the current connection because something has changed... | |
996 | */ | |
997 | ||
998 | httpClose(cg->http); | |
999 | cg->http = NULL; | |
1000 | } | |
1001 | } | |
1002 | ||
1003 | /* | |
1004 | * (Re)connect as needed... | |
1005 | */ | |
1006 | ||
1007 | if (!cg->http) | |
1008 | { | |
1009 | if ((cg->http = httpConnectEncrypt(cupsServer(), ippPort(), | |
1010 | cupsEncryption())) == NULL) | |
1011 | { | |
1012 | if (errno) | |
1013 | _cupsSetError(IPP_SERVICE_UNAVAILABLE, NULL, 0); | |
1014 | else | |
1015 | _cupsSetError(IPP_SERVICE_UNAVAILABLE, | |
1016 | _("Unable to connect to host."), 1); | |
1017 | } | |
1018 | } | |
1019 | ||
1020 | /* | |
1021 | * Return the cached connection... | |
1022 | */ | |
1023 | ||
1024 | return (cg->http); | |
1025 | } | |
1026 | ||
1027 | ||
ecdc0628 | 1028 | /* |
1029 | * '_cupsSetError()' - Set the last IPP status code and status-message. | |
1030 | */ | |
1031 | ||
1032 | void | |
1033 | _cupsSetError(ipp_status_t status, /* I - IPP status code */ | |
749b1e90 MS |
1034 | const char *message, /* I - status-message value */ |
1035 | int localize) /* I - Localize the message? */ | |
ecdc0628 | 1036 | { |
1037 | _cups_globals_t *cg; /* Global data */ | |
1038 | ||
1039 | ||
749b1e90 MS |
1040 | if (!message && errno) |
1041 | { | |
1042 | message = strerror(errno); | |
1043 | localize = 0; | |
1044 | } | |
1045 | ||
ecdc0628 | 1046 | cg = _cupsGlobals(); |
1047 | cg->last_error = status; | |
1048 | ||
1049 | if (cg->last_status_message) | |
1050 | { | |
749b1e90 | 1051 | _cupsStrFree(cg->last_status_message); |
ecdc0628 | 1052 | |
1053 | cg->last_status_message = NULL; | |
1054 | } | |
1055 | ||
1056 | if (message) | |
749b1e90 MS |
1057 | { |
1058 | if (localize) | |
1059 | { | |
1060 | /* | |
1061 | * Get the message catalog... | |
1062 | */ | |
1063 | ||
1064 | if (!cg->lang_default) | |
1065 | cg->lang_default = cupsLangDefault(); | |
1066 | ||
1067 | cg->last_status_message = _cupsStrAlloc(_cupsLangString(cg->lang_default, | |
1068 | message)); | |
1069 | } | |
1070 | else | |
1071 | cg->last_status_message = _cupsStrAlloc(message); | |
1072 | } | |
a603edef | 1073 | |
e07d4801 MS |
1074 | DEBUG_printf(("4_cupsSetError: last_error=%s, last_status_message=\"%s\"", |
1075 | ippErrorString(cg->last_error), cg->last_status_message)); | |
ecdc0628 | 1076 | } |
1077 | ||
1078 | ||
1079 | /* | |
355e94dc MS |
1080 | * '_cupsSetHTTPError()' - Set the last error using the HTTP status. |
1081 | */ | |
1082 | ||
1083 | void | |
1084 | _cupsSetHTTPError(http_status_t status) /* I - HTTP status code */ | |
1085 | { | |
1086 | switch (status) | |
1087 | { | |
1088 | case HTTP_NOT_FOUND : | |
749b1e90 | 1089 | _cupsSetError(IPP_NOT_FOUND, httpStatus(status), 0); |
355e94dc MS |
1090 | break; |
1091 | ||
1092 | case HTTP_UNAUTHORIZED : | |
6c48a6ca | 1093 | _cupsSetError(IPP_NOT_AUTHENTICATED, httpStatus(status), 0); |
355e94dc MS |
1094 | break; |
1095 | ||
7cf5915e | 1096 | case HTTP_AUTHORIZATION_CANCELED : |
6c48a6ca | 1097 | _cupsSetError(IPP_AUTHENTICATION_CANCELED, httpStatus(status), 0); |
7cf5915e MS |
1098 | break; |
1099 | ||
355e94dc | 1100 | case HTTP_FORBIDDEN : |
749b1e90 | 1101 | _cupsSetError(IPP_FORBIDDEN, httpStatus(status), 0); |
355e94dc MS |
1102 | break; |
1103 | ||
1104 | case HTTP_BAD_REQUEST : | |
749b1e90 | 1105 | _cupsSetError(IPP_BAD_REQUEST, httpStatus(status), 0); |
355e94dc MS |
1106 | break; |
1107 | ||
1108 | case HTTP_REQUEST_TOO_LARGE : | |
749b1e90 | 1109 | _cupsSetError(IPP_REQUEST_VALUE, httpStatus(status), 0); |
355e94dc MS |
1110 | break; |
1111 | ||
1112 | case HTTP_NOT_IMPLEMENTED : | |
749b1e90 | 1113 | _cupsSetError(IPP_OPERATION_NOT_SUPPORTED, httpStatus(status), 0); |
355e94dc MS |
1114 | break; |
1115 | ||
1116 | case HTTP_NOT_SUPPORTED : | |
749b1e90 | 1117 | _cupsSetError(IPP_VERSION_NOT_SUPPORTED, httpStatus(status), 0); |
355e94dc MS |
1118 | break; |
1119 | ||
7cf5915e MS |
1120 | case HTTP_UPGRADE_REQUIRED : |
1121 | _cupsSetError(IPP_UPGRADE_REQUIRED, httpStatus(status), 0); | |
1122 | break; | |
1123 | ||
1124 | case HTTP_PKI_ERROR : | |
1125 | _cupsSetError(IPP_PKI_ERROR, httpStatus(status), 0); | |
1126 | break; | |
1127 | ||
10d09e33 | 1128 | case HTTP_ERROR : |
83e08001 | 1129 | _cupsSetError(IPP_INTERNAL_ERROR, strerror(errno), 0); |
10d09e33 MS |
1130 | break; |
1131 | ||
355e94dc | 1132 | default : |
e07d4801 MS |
1133 | DEBUG_printf(("4_cupsSetHTTPError: HTTP error %d mapped to " |
1134 | "IPP_SERVICE_UNAVAILABLE!", status)); | |
749b1e90 | 1135 | _cupsSetError(IPP_SERVICE_UNAVAILABLE, httpStatus(status), 0); |
355e94dc MS |
1136 | break; |
1137 | } | |
1138 | } | |
1139 | ||
1140 | ||
1141 | /* | |
b19ccc9e | 1142 | * End of "$Id: request.c 7946 2008-09-16 23:27:54Z mike $". |
ecdc0628 | 1143 | */ |