]>
Commit | Line | Data |
---|---|---|
ef416fc2 | 1 | /* |
bc44d920 | 2 | * "$Id: ipp.c 6649 2007-07-11 21:46:42Z mike $" |
ef416fc2 | 3 | * |
4 | * Internet Printing Protocol support functions for the Common UNIX | |
5 | * Printing System (CUPS). | |
6 | * | |
bc44d920 | 7 | * Copyright 2007 by Apple Inc. |
b86bc4cf | 8 | * Copyright 1997-2007 by Easy Software Products, all rights reserved. |
ef416fc2 | 9 | * |
10 | * These coded instructions, statements, and computer programs are the | |
bc44d920 | 11 | * property of Apple Inc. and are protected by Federal copyright |
12 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
13 | * which should have been included with this file. If this file is | |
14 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
ef416fc2 | 15 | * |
16 | * This file is subject to the Apple OS-Developed Software exception. | |
17 | * | |
18 | * Contents: | |
19 | * | |
20 | * ippAddBoolean() - Add a boolean attribute to an IPP message. | |
21 | * ippAddBooleans() - Add an array of boolean values. | |
22 | * ippAddDate() - Add a date attribute to an IPP message. | |
23 | * ippAddInteger() - Add a integer attribute to an IPP message. | |
24 | * ippAddIntegers() - Add an array of integer values. | |
25 | * ippAddOctetString() - Add an octetString value to an IPP message. | |
26 | * ippAddString() - Add a language-encoded string to an IPP message. | |
27 | * ippAddStrings() - Add language-encoded strings to an IPP message. | |
28 | * ippAddRange() - Add a range of values to an IPP message. | |
29 | * ippAddRanges() - Add ranges of values to an IPP message. | |
30 | * ippAddResolution() - Add a resolution value to an IPP message. | |
31 | * ippAddResolutions() - Add resolution values to an IPP message. | |
32 | * ippAddSeparator() - Add a group separator to an IPP message. | |
33 | * ippDateToTime() - Convert from RFC 1903 Date/Time format to | |
34 | * UNIX time in seconds. | |
35 | * ippDelete() - Delete an IPP message. | |
36 | * ippDeleteAttribute() - Delete a single attribute in an IPP message. | |
37 | * ippFindAttribute() - Find a named attribute in a request... | |
38 | * ippFindNextAttribute() - Find the next named attribute in a request... | |
39 | * ippLength() - Compute the length of an IPP message. | |
40 | * ippNew() - Allocate a new IPP message. | |
41 | * ippNewRequest() - Allocate a new IPP message. | |
42 | * ippRead() - Read data for an IPP message from a HTTP | |
43 | * connection. | |
44 | * ippReadFile() - Read data for an IPP message from a file. | |
45 | * ippReadIO() - Read data for an IPP message. | |
46 | * ippTimeToDate() - Convert from UNIX time to RFC 1903 format. | |
47 | * ippWrite() - Write data for an IPP message to a HTTP | |
48 | * connection. | |
49 | * ippWriteFile() - Write data for an IPP message to a file. | |
50 | * ippWriteIO() - Write data for an IPP message. | |
757d2cad | 51 | * _ippAddAttr() - Add a new attribute to the request. |
52 | * _ippFreeAttr() - Free an attribute. | |
ef416fc2 | 53 | * ipp_length() - Compute the length of an IPP message or |
54 | * collection value. | |
55 | * ipp_read_http() - Semi-blocking read on a HTTP connection... | |
56 | * ipp_read_file() - Read IPP data from a file. | |
57 | * ipp_write_file() - Write IPP data to a file. | |
58 | */ | |
59 | ||
60 | /* | |
61 | * Include necessary headers... | |
62 | */ | |
63 | ||
64 | #include "http-private.h" | |
65 | #include "globals.h" | |
66 | #include "debug.h" | |
67 | #include <stdlib.h> | |
68 | #include <errno.h> | |
69 | #ifdef WIN32 | |
70 | # include <io.h> | |
71 | #endif /* WIN32 */ | |
72 | ||
73 | ||
74 | /* | |
75 | * Local functions... | |
76 | */ | |
77 | ||
78 | static size_t ipp_length(ipp_t *ipp, int collection); | |
a4d04587 | 79 | static ssize_t ipp_read_http(http_t *http, ipp_uchar_t *buffer, |
80 | size_t length); | |
81 | static ssize_t ipp_read_file(int *fd, ipp_uchar_t *buffer, | |
82 | size_t length); | |
83 | static ssize_t ipp_write_file(int *fd, ipp_uchar_t *buffer, | |
84 | size_t length); | |
ef416fc2 | 85 | |
86 | ||
87 | /* | |
88 | * 'ippAddBoolean()' - Add a boolean attribute to an IPP message. | |
89 | */ | |
90 | ||
91 | ipp_attribute_t * /* O - New attribute */ | |
92 | ippAddBoolean(ipp_t *ipp, /* I - IPP message */ | |
93 | ipp_tag_t group, /* I - IPP group */ | |
94 | const char *name, /* I - Name of attribute */ | |
95 | char value) /* I - Value of attribute */ | |
96 | { | |
97 | ipp_attribute_t *attr; /* New attribute */ | |
98 | ||
99 | ||
100 | DEBUG_printf(("ippAddBoolean(%p, %02x, \'%s\', %d)\n", ipp, group, name, value)); | |
101 | ||
102 | if (ipp == NULL || name == NULL) | |
103 | return (NULL); | |
104 | ||
757d2cad | 105 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 106 | return (NULL); |
107 | ||
757d2cad | 108 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 109 | attr->group_tag = group; |
110 | attr->value_tag = IPP_TAG_BOOLEAN; | |
111 | attr->values[0].boolean = value; | |
112 | ||
113 | return (attr); | |
114 | } | |
115 | ||
116 | ||
117 | /* | |
118 | * 'ippAddBooleans()' - Add an array of boolean values. | |
119 | */ | |
120 | ||
121 | ipp_attribute_t * /* O - New attribute */ | |
122 | ippAddBooleans(ipp_t *ipp, /* I - IPP message */ | |
123 | ipp_tag_t group, /* I - IPP group */ | |
124 | const char *name, /* I - Name of attribute */ | |
125 | int num_values, /* I - Number of values */ | |
126 | const char *values) /* I - Values */ | |
127 | { | |
128 | int i; /* Looping var */ | |
129 | ipp_attribute_t *attr; /* New attribute */ | |
130 | ipp_value_t *value; /* Current value */ | |
131 | ||
132 | ||
133 | DEBUG_printf(("ippAddBooleans(%p, %02x, \'%s\', %d, %p)\n", ipp, | |
134 | group, name, num_values, values)); | |
135 | ||
136 | if (ipp == NULL || name == NULL || num_values < 1) | |
137 | return (NULL); | |
138 | ||
757d2cad | 139 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 140 | return (NULL); |
141 | ||
757d2cad | 142 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 143 | attr->group_tag = group; |
144 | attr->value_tag = IPP_TAG_BOOLEAN; | |
145 | ||
146 | if (values != NULL) | |
147 | for (i = 0, value = attr->values; | |
148 | i < num_values; | |
149 | i ++, value ++) | |
150 | value->boolean = values[i]; | |
151 | ||
152 | return (attr); | |
153 | } | |
154 | ||
155 | ||
156 | /* | |
157 | * 'ippAddCollection()' - Add a collection value. | |
158 | * | |
159 | * @since CUPS 1.1.19@ | |
160 | */ | |
161 | ||
162 | ipp_attribute_t * /* O - New attribute */ | |
163 | ippAddCollection(ipp_t *ipp, /* I - IPP message */ | |
164 | ipp_tag_t group, /* I - IPP group */ | |
165 | const char *name, /* I - Name of attribute */ | |
166 | ipp_t *value) /* I - Value */ | |
167 | { | |
168 | ipp_attribute_t *attr; /* New attribute */ | |
169 | ||
170 | ||
171 | DEBUG_printf(("ippAddCollection(%p, %02x, \'%s\', %p)\n", ipp, group, name, | |
172 | value)); | |
173 | ||
174 | if (ipp == NULL || name == NULL) | |
175 | return (NULL); | |
176 | ||
757d2cad | 177 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 178 | return (NULL); |
179 | ||
757d2cad | 180 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 181 | attr->group_tag = group; |
182 | attr->value_tag = IPP_TAG_BEGIN_COLLECTION; | |
183 | attr->values[0].collection = value; | |
184 | ||
185 | return (attr); | |
186 | } | |
187 | ||
188 | ||
189 | /* | |
190 | * 'ippAddCollections()' - Add an array of collection values. | |
191 | * | |
192 | * @since CUPS 1.1.19@ | |
193 | */ | |
194 | ||
195 | ipp_attribute_t * /* O - New attribute */ | |
196 | ippAddCollections( | |
197 | ipp_t *ipp, /* I - IPP message */ | |
198 | ipp_tag_t group, /* I - IPP group */ | |
199 | const char *name, /* I - Name of attribute */ | |
200 | int num_values, /* I - Number of values */ | |
201 | const ipp_t **values) /* I - Values */ | |
202 | { | |
203 | int i; /* Looping var */ | |
204 | ipp_attribute_t *attr; /* New attribute */ | |
205 | ipp_value_t *value; /* Current value */ | |
206 | ||
207 | ||
208 | DEBUG_printf(("ippAddCollections(%p, %02x, \'%s\', %d, %p)\n", ipp, | |
209 | group, name, num_values, values)); | |
210 | ||
211 | if (ipp == NULL || name == NULL || num_values < 1) | |
212 | return (NULL); | |
213 | ||
757d2cad | 214 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 215 | return (NULL); |
216 | ||
757d2cad | 217 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 218 | attr->group_tag = group; |
219 | attr->value_tag = IPP_TAG_BEGIN_COLLECTION; | |
220 | ||
221 | if (values != NULL) | |
222 | for (i = 0, value = attr->values; | |
223 | i < num_values; | |
224 | i ++, value ++) | |
225 | value->collection = (ipp_t *)values[i]; | |
226 | ||
227 | return (attr); | |
228 | } | |
229 | ||
230 | ||
231 | /* | |
232 | * 'ippAddDate()' - Add a date attribute to an IPP message. | |
233 | */ | |
234 | ||
235 | ipp_attribute_t * /* O - New attribute */ | |
236 | ippAddDate(ipp_t *ipp, /* I - IPP message */ | |
237 | ipp_tag_t group, /* I - IPP group */ | |
238 | const char *name, /* I - Name of attribute */ | |
239 | const ipp_uchar_t *value) /* I - Value */ | |
240 | { | |
241 | ipp_attribute_t *attr; /* New attribute */ | |
242 | ||
243 | ||
244 | DEBUG_printf(("ippAddDate(%p, %02x, \'%s\', %p)\n", ipp, group, name, | |
245 | value)); | |
246 | ||
247 | if (ipp == NULL || name == NULL || value == NULL) | |
248 | return (NULL); | |
249 | ||
757d2cad | 250 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 251 | return (NULL); |
252 | ||
757d2cad | 253 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 254 | attr->group_tag = group; |
255 | attr->value_tag = IPP_TAG_DATE; | |
256 | memcpy(attr->values[0].date, value, 11); | |
257 | ||
258 | return (attr); | |
259 | } | |
260 | ||
261 | ||
262 | /* | |
263 | * 'ippAddInteger()' - Add a integer attribute to an IPP message. | |
264 | */ | |
265 | ||
266 | ipp_attribute_t * /* O - New attribute */ | |
267 | ippAddInteger(ipp_t *ipp, /* I - IPP message */ | |
268 | ipp_tag_t group, /* I - IPP group */ | |
269 | ipp_tag_t type, /* I - Type of attribute */ | |
270 | const char *name, /* I - Name of attribute */ | |
271 | int value) /* I - Value of attribute */ | |
272 | { | |
273 | ipp_attribute_t *attr; /* New attribute */ | |
274 | ||
275 | ||
276 | DEBUG_printf(("ippAddInteger(%p, %d, \'%s\', %d)\n", ipp, group, name, | |
277 | value)); | |
278 | ||
279 | if (ipp == NULL || name == NULL) | |
280 | return (NULL); | |
281 | ||
757d2cad | 282 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 283 | return (NULL); |
284 | ||
757d2cad | 285 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 286 | attr->group_tag = group; |
287 | attr->value_tag = type; | |
288 | attr->values[0].integer = value; | |
289 | ||
290 | return (attr); | |
291 | } | |
292 | ||
293 | ||
294 | /* | |
295 | * 'ippAddIntegers()' - Add an array of integer values. | |
296 | */ | |
297 | ||
298 | ipp_attribute_t * /* O - New attribute */ | |
299 | ippAddIntegers(ipp_t *ipp, /* I - IPP message */ | |
300 | ipp_tag_t group, /* I - IPP group */ | |
301 | ipp_tag_t type, /* I - Type of attribute */ | |
302 | const char *name, /* I - Name of attribute */ | |
303 | int num_values, /* I - Number of values */ | |
304 | const int *values) /* I - Values */ | |
305 | { | |
306 | int i; /* Looping var */ | |
307 | ipp_attribute_t *attr; /* New attribute */ | |
308 | ipp_value_t *value; /* Current value */ | |
309 | ||
310 | ||
311 | if (ipp == NULL || name == NULL || num_values < 1) | |
312 | return (NULL); | |
313 | ||
757d2cad | 314 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 315 | return (NULL); |
316 | ||
757d2cad | 317 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 318 | attr->group_tag = group; |
319 | attr->value_tag = type; | |
320 | ||
321 | if (values != NULL) | |
322 | for (i = 0, value = attr->values; | |
323 | i < num_values; | |
324 | i ++, value ++) | |
325 | value->integer = values[i]; | |
326 | ||
327 | return (attr); | |
328 | } | |
329 | ||
330 | ||
331 | /* | |
332 | * 'ippAddOctetString()' - Add an octetString value to an IPP message. | |
333 | * | |
334 | * @since CUPS 1.2@ | |
335 | */ | |
336 | ||
337 | ipp_attribute_t * /* O - New attribute */ | |
338 | ippAddOctetString(ipp_t *ipp, /* I - IPP message */ | |
339 | ipp_tag_t group, /* I - IPP group */ | |
340 | const char *name, /* I - Name of attribute */ | |
341 | const void *data, /* I - octetString data */ | |
342 | int datalen) /* I - Length of data in bytes */ | |
343 | { | |
344 | ipp_attribute_t *attr; /* New attribute */ | |
345 | ||
346 | ||
347 | if (ipp == NULL || name == NULL) | |
348 | return (NULL); | |
349 | ||
757d2cad | 350 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 351 | return (NULL); |
352 | ||
353 | /* | |
354 | * Initialize the attribute data... | |
355 | */ | |
356 | ||
757d2cad | 357 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 358 | attr->group_tag = group; |
359 | attr->value_tag = IPP_TAG_STRING; | |
360 | attr->values[0].unknown.length = datalen; | |
361 | ||
362 | if (data) | |
363 | { | |
364 | attr->values[0].unknown.data = malloc(datalen); | |
365 | memcpy(attr->values[0].unknown.data, data, datalen); | |
366 | } | |
367 | ||
368 | /* | |
369 | * Return the new attribute... | |
370 | */ | |
371 | ||
372 | return (attr); | |
373 | } | |
374 | ||
375 | ||
376 | /* | |
377 | * 'ippAddString()' - Add a language-encoded string to an IPP message. | |
378 | */ | |
379 | ||
380 | ipp_attribute_t * /* O - New attribute */ | |
381 | ippAddString(ipp_t *ipp, /* I - IPP message */ | |
382 | ipp_tag_t group, /* I - IPP group */ | |
383 | ipp_tag_t type, /* I - Type of attribute */ | |
384 | const char *name, /* I - Name of attribute */ | |
385 | const char *charset, /* I - Character set */ | |
386 | const char *value) /* I - Value */ | |
387 | { | |
388 | ipp_attribute_t *attr; /* New attribute */ | |
4400e98d | 389 | char buffer[1024], /* Language/charset value buffer */ |
390 | *bufptr; /* Pointer into buffer */ | |
ef416fc2 | 391 | |
392 | ||
393 | if (ipp == NULL || name == NULL) | |
394 | return (NULL); | |
395 | ||
757d2cad | 396 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 397 | return (NULL); |
398 | ||
399 | /* | |
400 | * Force value to be English for the POSIX locale... | |
401 | */ | |
402 | ||
4400e98d | 403 | if (type == IPP_TAG_LANGUAGE && !strcasecmp(value, "C")) |
ef416fc2 | 404 | value = "en"; |
405 | ||
ef416fc2 | 406 | /* |
407 | * Convert language values to lowercase and change _ to - as needed... | |
408 | */ | |
409 | ||
4400e98d | 410 | if ((type == IPP_TAG_LANGUAGE || type == IPP_TAG_CHARSET) && value) |
ef416fc2 | 411 | { |
4400e98d | 412 | strlcpy(buffer, value, sizeof(buffer)); |
413 | value = buffer; | |
ef416fc2 | 414 | |
4400e98d | 415 | for (bufptr = buffer; *bufptr; bufptr ++) |
416 | if (*bufptr == '_') | |
417 | *bufptr = '-'; | |
ef416fc2 | 418 | else |
4400e98d | 419 | *bufptr = tolower(*bufptr & 255); |
ef416fc2 | 420 | } |
421 | ||
4400e98d | 422 | /* |
423 | * Initialize the attribute data... | |
424 | */ | |
425 | ||
757d2cad | 426 | attr->name = _cupsStrAlloc(name); |
4400e98d | 427 | attr->group_tag = group; |
428 | attr->value_tag = type; | |
429 | attr->values[0].string.charset = ((int)type & IPP_TAG_COPY) ? (char *)charset : | |
757d2cad | 430 | charset ? _cupsStrAlloc(charset) : NULL; |
4400e98d | 431 | attr->values[0].string.text = ((int)type & IPP_TAG_COPY) ? (char *)value : |
757d2cad | 432 | value ? _cupsStrAlloc(value) : NULL; |
4400e98d | 433 | |
ef416fc2 | 434 | return (attr); |
435 | } | |
436 | ||
437 | ||
438 | /* | |
439 | * 'ippAddStrings()' - Add language-encoded strings to an IPP message. | |
440 | */ | |
441 | ||
442 | ipp_attribute_t * /* O - New attribute */ | |
443 | ippAddStrings( | |
444 | ipp_t *ipp, /* I - IPP message */ | |
445 | ipp_tag_t group, /* I - IPP group */ | |
446 | ipp_tag_t type, /* I - Type of attribute */ | |
447 | const char *name, /* I - Name of attribute */ | |
448 | int num_values, /* I - Number of values */ | |
449 | const char *charset, /* I - Character set */ | |
450 | const char * const *values) /* I - Values */ | |
451 | { | |
452 | int i; /* Looping var */ | |
453 | ipp_attribute_t *attr; /* New attribute */ | |
454 | ipp_value_t *value; /* Current value */ | |
455 | ||
456 | ||
457 | if (ipp == NULL || name == NULL || num_values < 1) | |
458 | return (NULL); | |
459 | ||
757d2cad | 460 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 461 | return (NULL); |
462 | ||
463 | /* | |
464 | * Initialize the attribute data... | |
465 | */ | |
466 | ||
757d2cad | 467 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 468 | attr->group_tag = group; |
469 | attr->value_tag = type; | |
470 | ||
471 | for (i = 0, value = attr->values; | |
472 | i < num_values; | |
473 | i ++, value ++) | |
474 | { | |
475 | if (i == 0) | |
476 | value->string.charset = ((int)type & IPP_TAG_COPY) ? (char *)charset : | |
757d2cad | 477 | charset ? _cupsStrAlloc(charset) : NULL; |
ef416fc2 | 478 | else |
479 | value->string.charset = attr->values[0].string.charset; | |
480 | ||
481 | if (values != NULL) | |
482 | { | |
483 | /* | |
484 | * Force language to be English for the POSIX locale... | |
485 | */ | |
486 | ||
4400e98d | 487 | if (type == IPP_TAG_LANGUAGE && !strcasecmp(values[i], "C")) |
ef416fc2 | 488 | value->string.text = ((int)type & IPP_TAG_COPY) ? "en" : |
757d2cad | 489 | _cupsStrAlloc("en"); |
ef416fc2 | 490 | else |
491 | value->string.text = ((int)type & IPP_TAG_COPY) ? (char *)values[i] : | |
757d2cad | 492 | _cupsStrAlloc(values[i]); |
ef416fc2 | 493 | } |
494 | } | |
495 | ||
496 | return (attr); | |
497 | } | |
498 | ||
499 | ||
500 | /* | |
501 | * 'ippAddRange()' - Add a range of values to an IPP message. | |
502 | */ | |
503 | ||
504 | ipp_attribute_t * /* O - New attribute */ | |
505 | ippAddRange(ipp_t *ipp, /* I - IPP message */ | |
506 | ipp_tag_t group, /* I - IPP group */ | |
507 | const char *name, /* I - Name of attribute */ | |
508 | int lower, /* I - Lower value */ | |
509 | int upper) /* I - Upper value */ | |
510 | { | |
511 | ipp_attribute_t *attr; /* New attribute */ | |
512 | ||
513 | ||
514 | if (ipp == NULL || name == NULL) | |
515 | return (NULL); | |
516 | ||
757d2cad | 517 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 518 | return (NULL); |
519 | ||
757d2cad | 520 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 521 | attr->group_tag = group; |
522 | attr->value_tag = IPP_TAG_RANGE; | |
523 | attr->values[0].range.lower = lower; | |
524 | attr->values[0].range.upper = upper; | |
525 | ||
526 | return (attr); | |
527 | } | |
528 | ||
529 | ||
530 | /* | |
531 | * 'ippAddRanges()' - Add ranges of values to an IPP message. | |
532 | */ | |
533 | ||
534 | ipp_attribute_t * /* O - New attribute */ | |
535 | ippAddRanges(ipp_t *ipp, /* I - IPP message */ | |
536 | ipp_tag_t group, /* I - IPP group */ | |
537 | const char *name, /* I - Name of attribute */ | |
538 | int num_values, /* I - Number of values */ | |
539 | const int *lower, /* I - Lower values */ | |
540 | const int *upper) /* I - Upper values */ | |
541 | { | |
542 | int i; /* Looping var */ | |
543 | ipp_attribute_t *attr; /* New attribute */ | |
544 | ipp_value_t *value; /* Current value */ | |
545 | ||
546 | ||
547 | if (ipp == NULL || name == NULL || num_values < 1) | |
548 | return (NULL); | |
549 | ||
757d2cad | 550 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 551 | return (NULL); |
552 | ||
757d2cad | 553 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 554 | attr->group_tag = group; |
555 | attr->value_tag = IPP_TAG_RANGE; | |
556 | ||
557 | if (lower != NULL && upper != NULL) | |
558 | for (i = 0, value = attr->values; | |
559 | i < num_values; | |
560 | i ++, value ++) | |
561 | { | |
562 | value->range.lower = lower[i]; | |
563 | value->range.upper = upper[i]; | |
564 | } | |
565 | ||
566 | return (attr); | |
567 | } | |
568 | ||
569 | ||
570 | /* | |
571 | * 'ippAddResolution()' - Add a resolution value to an IPP message. | |
572 | */ | |
573 | ||
574 | ipp_attribute_t * /* O - New attribute */ | |
575 | ippAddResolution(ipp_t *ipp, /* I - IPP message */ | |
576 | ipp_tag_t group, /* I - IPP group */ | |
577 | const char *name, /* I - Name of attribute */ | |
578 | ipp_res_t units, /* I - Units for resolution */ | |
579 | int xres, /* I - X resolution */ | |
580 | int yres) /* I - Y resolution */ | |
581 | { | |
582 | ipp_attribute_t *attr; /* New attribute */ | |
583 | ||
584 | ||
585 | if (ipp == NULL || name == NULL) | |
586 | return (NULL); | |
587 | ||
757d2cad | 588 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 589 | return (NULL); |
590 | ||
757d2cad | 591 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 592 | attr->group_tag = group; |
593 | attr->value_tag = IPP_TAG_RESOLUTION; | |
594 | attr->values[0].resolution.xres = xres; | |
595 | attr->values[0].resolution.yres = yres; | |
596 | attr->values[0].resolution.units = units; | |
597 | ||
598 | return (attr); | |
599 | } | |
600 | ||
601 | ||
602 | /* | |
603 | * 'ippAddResolutions()' - Add resolution values to an IPP message. | |
604 | */ | |
605 | ||
606 | ipp_attribute_t * /* O - New attribute */ | |
607 | ippAddResolutions(ipp_t *ipp, /* I - IPP message */ | |
608 | ipp_tag_t group, /* I - IPP group */ | |
609 | const char *name, /* I - Name of attribute */ | |
610 | int num_values,/* I - Number of values */ | |
611 | ipp_res_t units, /* I - Units for resolution */ | |
612 | const int *xres, /* I - X resolutions */ | |
613 | const int *yres) /* I - Y resolutions */ | |
614 | { | |
615 | int i; /* Looping var */ | |
616 | ipp_attribute_t *attr; /* New attribute */ | |
617 | ipp_value_t *value; /* Current value */ | |
618 | ||
619 | ||
620 | if (ipp == NULL || name == NULL || num_values < 1) | |
621 | return (NULL); | |
622 | ||
757d2cad | 623 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 624 | return (NULL); |
625 | ||
757d2cad | 626 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 627 | attr->group_tag = group; |
628 | attr->value_tag = IPP_TAG_RESOLUTION; | |
629 | ||
630 | if (xres != NULL && yres != NULL) | |
631 | for (i = 0, value = attr->values; | |
632 | i < num_values; | |
633 | i ++, value ++) | |
634 | { | |
635 | value->resolution.xres = xres[i]; | |
636 | value->resolution.yres = yres[i]; | |
637 | value->resolution.units = units; | |
638 | } | |
639 | ||
640 | return (attr); | |
641 | } | |
642 | ||
643 | ||
644 | /* | |
645 | * 'ippAddSeparator()' - Add a group separator to an IPP message. | |
646 | */ | |
647 | ||
648 | ipp_attribute_t * /* O - New attribute */ | |
649 | ippAddSeparator(ipp_t *ipp) /* I - IPP message */ | |
650 | { | |
651 | ipp_attribute_t *attr; /* New attribute */ | |
652 | ||
653 | ||
654 | DEBUG_printf(("ippAddSeparator(%p)\n", ipp)); | |
655 | ||
656 | if (ipp == NULL) | |
657 | return (NULL); | |
658 | ||
757d2cad | 659 | if ((attr = _ippAddAttr(ipp, 0)) == NULL) |
ef416fc2 | 660 | return (NULL); |
661 | ||
662 | attr->group_tag = IPP_TAG_ZERO; | |
663 | attr->value_tag = IPP_TAG_ZERO; | |
664 | ||
665 | return (attr); | |
666 | } | |
667 | ||
668 | ||
669 | /* | |
670 | * 'ippDateToTime()' - Convert from RFC 1903 Date/Time format to UNIX time | |
671 | * in seconds. | |
672 | */ | |
673 | ||
674 | time_t /* O - UNIX time value */ | |
675 | ippDateToTime(const ipp_uchar_t *date) /* I - RFC 1903 date info */ | |
676 | { | |
677 | struct tm unixdate; /* UNIX date/time info */ | |
678 | time_t t; /* Computed time */ | |
679 | ||
680 | ||
681 | memset(&unixdate, 0, sizeof(unixdate)); | |
682 | ||
683 | /* | |
684 | * RFC-1903 date/time format is: | |
685 | * | |
686 | * Byte(s) Description | |
687 | * ------- ----------- | |
688 | * 0-1 Year (0 to 65535) | |
689 | * 2 Month (1 to 12) | |
690 | * 3 Day (1 to 31) | |
691 | * 4 Hours (0 to 23) | |
692 | * 5 Minutes (0 to 59) | |
693 | * 6 Seconds (0 to 60, 60 = "leap second") | |
694 | * 7 Deciseconds (0 to 9) | |
695 | * 8 +/- UTC | |
696 | * 9 UTC hours (0 to 11) | |
697 | * 10 UTC minutes (0 to 59) | |
698 | */ | |
699 | ||
700 | unixdate.tm_year = ((date[0] << 8) | date[1]) - 1900; | |
701 | unixdate.tm_mon = date[2] - 1; | |
702 | unixdate.tm_mday = date[3]; | |
703 | unixdate.tm_hour = date[4]; | |
704 | unixdate.tm_min = date[5]; | |
705 | unixdate.tm_sec = date[6]; | |
706 | ||
707 | t = mktime(&unixdate); | |
708 | ||
709 | if (date[8] == '-') | |
710 | t += date[9] * 3600 + date[10] * 60; | |
711 | else | |
712 | t -= date[9] * 3600 + date[10] * 60; | |
713 | ||
714 | return (t); | |
715 | } | |
716 | ||
717 | ||
718 | /* | |
719 | * 'ippDelete()' - Delete an IPP message. | |
720 | */ | |
721 | ||
722 | void | |
723 | ippDelete(ipp_t *ipp) /* I - IPP message */ | |
724 | { | |
725 | ipp_attribute_t *attr, /* Current attribute */ | |
726 | *next; /* Next attribute */ | |
727 | ||
728 | ||
729 | DEBUG_printf(("ippDelete(): %p\n", ipp)); | |
730 | ||
731 | if (ipp == NULL) | |
732 | return; | |
733 | ||
734 | for (attr = ipp->attrs; attr != NULL; attr = next) | |
735 | { | |
736 | next = attr->next; | |
757d2cad | 737 | _ippFreeAttr(attr); |
ef416fc2 | 738 | } |
739 | ||
740 | free(ipp); | |
741 | } | |
742 | ||
743 | ||
744 | /* | |
745 | * 'ippDeleteAttribute()' - Delete a single attribute in an IPP message. | |
746 | * | |
747 | * @since CUPS 1.1.19@ | |
748 | */ | |
749 | ||
750 | void | |
751 | ippDeleteAttribute( | |
752 | ipp_t *ipp, /* I - IPP message */ | |
753 | ipp_attribute_t *attr) /* I - Attribute to delete */ | |
754 | { | |
755 | ipp_attribute_t *current, /* Current attribute */ | |
756 | *prev; /* Previous attribute */ | |
757 | ||
758 | ||
759 | /* | |
760 | * Find the attribute in the list... | |
761 | */ | |
762 | ||
763 | for (current = ipp->attrs, prev = NULL; | |
764 | current != NULL && current != attr; | |
765 | prev = current, current = current->next); | |
766 | ||
767 | if (current) | |
768 | { | |
769 | /* | |
770 | * Found it, remove the attribute from the list... | |
771 | */ | |
772 | ||
773 | if (prev) | |
774 | prev->next = current->next; | |
775 | else | |
776 | ipp->attrs = current->next; | |
777 | ||
778 | if (current == ipp->last) | |
779 | ipp->last = prev; | |
780 | ||
781 | /* | |
782 | * Free memory used by the attribute... | |
783 | */ | |
784 | ||
757d2cad | 785 | _ippFreeAttr(current); |
ef416fc2 | 786 | } |
787 | } | |
788 | ||
789 | ||
790 | /* | |
791 | * 'ippFindAttribute()' - Find a named attribute in a request... | |
792 | */ | |
793 | ||
794 | ipp_attribute_t * /* O - Matching attribute */ | |
795 | ippFindAttribute(ipp_t *ipp, /* I - IPP message */ | |
796 | const char *name, /* I - Name of attribute */ | |
797 | ipp_tag_t type) /* I - Type of attribute */ | |
798 | { | |
799 | DEBUG_printf(("ippFindAttribute(%p, \'%s\')\n", ipp, name)); | |
800 | ||
801 | if (ipp == NULL || name == NULL) | |
802 | return (NULL); | |
803 | ||
804 | /* | |
805 | * Reset the current pointer... | |
806 | */ | |
807 | ||
808 | ipp->current = NULL; | |
809 | ||
810 | /* | |
811 | * Search for the attribute... | |
812 | */ | |
813 | ||
814 | return (ippFindNextAttribute(ipp, name, type)); | |
815 | } | |
816 | ||
817 | ||
818 | /* | |
819 | * 'ippFindNextAttribute()' - Find the next named attribute in a request... | |
820 | */ | |
821 | ||
822 | ipp_attribute_t * /* O - Matching attribute */ | |
823 | ippFindNextAttribute(ipp_t *ipp, /* I - IPP message */ | |
824 | const char *name, /* I - Name of attribute */ | |
825 | ipp_tag_t type) /* I - Type of attribute */ | |
826 | { | |
827 | ipp_attribute_t *attr; /* Current atttribute */ | |
828 | ipp_tag_t value_tag; /* Value tag */ | |
829 | ||
830 | ||
831 | DEBUG_printf(("ippFindNextAttribute(%p, \'%s\')\n", ipp, name)); | |
832 | ||
833 | if (ipp == NULL || name == NULL) | |
834 | return (NULL); | |
835 | ||
836 | if (ipp->current) | |
837 | { | |
838 | ipp->prev = ipp->current; | |
839 | attr = ipp->current->next; | |
840 | } | |
841 | else | |
842 | { | |
843 | ipp->prev = NULL; | |
844 | attr = ipp->attrs; | |
845 | } | |
846 | ||
847 | for (; attr != NULL; ipp->prev = attr, attr = attr->next) | |
848 | { | |
849 | DEBUG_printf(("ippFindAttribute: attr = %p, name = \'%s\'\n", attr, | |
850 | attr->name)); | |
851 | ||
852 | value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK); | |
853 | ||
854 | if (attr->name != NULL && strcasecmp(attr->name, name) == 0 && | |
855 | (value_tag == type || type == IPP_TAG_ZERO || | |
856 | (value_tag == IPP_TAG_TEXTLANG && type == IPP_TAG_TEXT) || | |
857 | (value_tag == IPP_TAG_NAMELANG && type == IPP_TAG_NAME))) | |
858 | { | |
859 | ipp->current = attr; | |
860 | ||
861 | return (attr); | |
862 | } | |
863 | } | |
864 | ||
865 | ipp->current = NULL; | |
866 | ipp->prev = NULL; | |
867 | ||
868 | return (NULL); | |
869 | } | |
870 | ||
871 | ||
872 | /* | |
873 | * 'ippLength()' - Compute the length of an IPP message. | |
874 | */ | |
875 | ||
876 | size_t /* O - Size of IPP message */ | |
877 | ippLength(ipp_t *ipp) /* I - IPP message */ | |
878 | { | |
879 | return (ipp_length(ipp, 0)); | |
880 | } | |
881 | ||
882 | ||
883 | /* | |
884 | * 'ippNew()' - Allocate a new IPP message. | |
885 | */ | |
886 | ||
887 | ipp_t * /* O - New IPP message */ | |
888 | ippNew(void) | |
889 | { | |
890 | ipp_t *temp; /* New IPP message */ | |
891 | ||
892 | ||
893 | DEBUG_puts("ippNew()"); | |
894 | ||
895 | if ((temp = (ipp_t *)calloc(1, sizeof(ipp_t))) != NULL) | |
896 | { | |
897 | /* | |
898 | * Default to IPP 1.1... | |
899 | */ | |
900 | ||
901 | temp->request.any.version[0] = 1; | |
902 | temp->request.any.version[1] = 1; | |
903 | } | |
904 | ||
905 | DEBUG_printf(("ippNew: %p\n", temp)); | |
906 | ||
907 | return (temp); | |
908 | } | |
909 | ||
910 | ||
911 | /* | |
912 | * 'ippNewRequest()' - Allocate a new IPP request message. | |
913 | * | |
914 | * The new request message is initialized with the attributes-charset and | |
915 | * attributes-natural-language attributes added. The | |
916 | * attributes-natural-language value is derived from the current locale. | |
917 | * | |
918 | * @since CUPS 1.2@ | |
919 | */ | |
920 | ||
921 | ipp_t * /* O - IPP request message */ | |
922 | ippNewRequest(ipp_op_t op) /* I - Operation code */ | |
923 | { | |
924 | ipp_t *request; /* IPP request message */ | |
925 | cups_lang_t *language; /* Current language localization */ | |
926 | ||
927 | ||
928 | /* | |
929 | * Create a new IPP message... | |
930 | */ | |
931 | ||
932 | if ((request = ippNew()) == NULL) | |
933 | return (NULL); | |
934 | ||
935 | /* | |
936 | * Set the operation and request ID... | |
937 | */ | |
938 | ||
939 | request->request.op.operation_id = op; | |
940 | request->request.op.request_id = 1; | |
941 | ||
942 | /* | |
943 | * Use UTF-8 as the character set... | |
944 | */ | |
945 | ||
946 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET, | |
947 | "attributes-charset", NULL, "utf-8"); | |
948 | ||
949 | /* | |
950 | * Get the language from the current locale... | |
951 | */ | |
952 | ||
953 | language = cupsLangDefault(); | |
954 | ||
955 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE, | |
956 | "attributes-natural-language", NULL, language->language); | |
957 | ||
958 | /* | |
959 | * Return the new request... | |
960 | */ | |
961 | ||
962 | return (request); | |
963 | } | |
964 | ||
965 | ||
966 | /* | |
967 | * 'ippRead()' - Read data for an IPP message from a HTTP connection. | |
968 | */ | |
969 | ||
970 | ipp_state_t /* O - Current state */ | |
971 | ippRead(http_t *http, /* I - HTTP connection */ | |
972 | ipp_t *ipp) /* I - IPP data */ | |
973 | { | |
974 | DEBUG_printf(("ippRead(http=%p, ipp=%p), data_remaining=" CUPS_LLFMT "\n", | |
975 | http, ipp, CUPS_LLCAST (http ? http->data_remaining : -1))); | |
976 | ||
977 | if (http == NULL) | |
978 | return (IPP_ERROR); | |
979 | ||
980 | DEBUG_printf(("http->state = %d\n", http->state)); | |
981 | ||
982 | return (ippReadIO(http, (ipp_iocb_t)ipp_read_http, | |
983 | http->blocking || http->used != 0, NULL, ipp)); | |
984 | } | |
985 | ||
986 | ||
987 | /* | |
988 | * 'ippReadFile()' - Read data for an IPP message from a file. | |
989 | * | |
990 | * @since CUPS 1.1.19@ | |
991 | */ | |
992 | ||
993 | ipp_state_t /* O - Current state */ | |
994 | ippReadFile(int fd, /* I - HTTP data */ | |
995 | ipp_t *ipp) /* I - IPP data */ | |
996 | { | |
997 | DEBUG_printf(("ippReadFile(%d, %p)\n", fd, ipp)); | |
998 | ||
999 | return (ippReadIO(&fd, (ipp_iocb_t)ipp_read_file, 1, NULL, ipp)); | |
1000 | } | |
1001 | ||
1002 | ||
1003 | /* | |
1004 | * 'ippReadIO()' - Read data for an IPP message. | |
1005 | * | |
4400e98d | 1006 | * @since CUPS 1.2@ |
ef416fc2 | 1007 | */ |
1008 | ||
1009 | ipp_state_t /* O - Current state */ | |
1010 | ippReadIO(void *src, /* I - Data source */ | |
1011 | ipp_iocb_t cb, /* I - Read callback function */ | |
1012 | int blocking, /* I - Use blocking IO? */ | |
1013 | ipp_t *parent, /* I - Parent request, if any */ | |
1014 | ipp_t *ipp) /* I - IPP data */ | |
1015 | { | |
1016 | int n; /* Length of data */ | |
a41f09e2 MS |
1017 | unsigned char buffer[IPP_MAX_LENGTH], |
1018 | /* Data buffer */ | |
1019 | string[IPP_MAX_NAME], | |
1020 | /* Small string buffer */ | |
ef416fc2 | 1021 | *bufptr; /* Pointer into buffer */ |
1022 | ipp_attribute_t *attr; /* Current attribute */ | |
1023 | ipp_tag_t tag; /* Current tag */ | |
fa73b229 | 1024 | ipp_tag_t value_tag; /* Current value tag */ |
ef416fc2 | 1025 | ipp_value_t *value; /* Current value */ |
1026 | ||
1027 | ||
1028 | DEBUG_printf(("ippReadIO(%p, %p, %d, %p, %p)\n", src, cb, blocking, | |
1029 | parent, ipp)); | |
89d46774 | 1030 | DEBUG_printf(("ippReadIO: ipp->state=%d\n", ipp->state)); |
ef416fc2 | 1031 | |
1032 | if (src == NULL || ipp == NULL) | |
1033 | return (IPP_ERROR); | |
1034 | ||
1035 | switch (ipp->state) | |
1036 | { | |
1037 | case IPP_IDLE : | |
1038 | ipp->state ++; /* Avoid common problem... */ | |
1039 | ||
1040 | case IPP_HEADER : | |
1041 | if (parent == NULL) | |
1042 | { | |
1043 | /* | |
1044 | * Get the request header... | |
1045 | */ | |
1046 | ||
1047 | if ((n = (*cb)(src, buffer, 8)) < 8) | |
1048 | { | |
1049 | DEBUG_printf(("ippReadIO: Unable to read header (%d bytes read)!\n", n)); | |
b86bc4cf | 1050 | return (IPP_ERROR); |
ef416fc2 | 1051 | } |
1052 | ||
1053 | /* | |
1054 | * Verify the major version number... | |
1055 | */ | |
1056 | ||
1057 | if (buffer[0] != 1) | |
1058 | { | |
1059 | DEBUG_printf(("ippReadIO: version number (%d.%d) is bad.\n", buffer[0], | |
1060 | buffer[1])); | |
1061 | return (IPP_ERROR); | |
1062 | } | |
1063 | ||
1064 | /* | |
1065 | * Then copy the request header over... | |
1066 | */ | |
1067 | ||
1068 | ipp->request.any.version[0] = buffer[0]; | |
1069 | ipp->request.any.version[1] = buffer[1]; | |
1070 | ipp->request.any.op_status = (buffer[2] << 8) | buffer[3]; | |
1071 | ipp->request.any.request_id = (((((buffer[4] << 8) | buffer[5]) << 8) | | |
1072 | buffer[6]) << 8) | buffer[7]; | |
1073 | ||
1074 | DEBUG_printf(("ippReadIO: version=%d.%d\n", buffer[0], buffer[1])); | |
1075 | DEBUG_printf(("ippReadIO: op_status=%04x\n", | |
1076 | ipp->request.any.op_status)); | |
1077 | DEBUG_printf(("ippReadIO: request_id=%d\n", | |
1078 | ipp->request.any.request_id)); | |
1079 | } | |
1080 | ||
1081 | ipp->state = IPP_ATTRIBUTE; | |
1082 | ipp->current = NULL; | |
1083 | ipp->curtag = IPP_TAG_ZERO; | |
1084 | ipp->prev = ipp->last; | |
1085 | ||
1086 | /* | |
1087 | * If blocking is disabled, stop here... | |
1088 | */ | |
1089 | ||
1090 | if (!blocking) | |
1091 | break; | |
1092 | ||
1093 | case IPP_ATTRIBUTE : | |
b86bc4cf | 1094 | for (;;) |
ef416fc2 | 1095 | { |
b86bc4cf | 1096 | if ((*cb)(src, buffer, 1) < 1) |
1097 | return (IPP_ERROR); | |
1098 | ||
ef416fc2 | 1099 | DEBUG_printf(("ippReadIO: ipp->current=%p, ipp->prev=%p\n", |
1100 | ipp->current, ipp->prev)); | |
1101 | ||
1102 | /* | |
1103 | * Read this attribute... | |
1104 | */ | |
1105 | ||
1106 | tag = (ipp_tag_t)buffer[0]; | |
1107 | ||
1108 | if (tag == IPP_TAG_END) | |
1109 | { | |
1110 | /* | |
1111 | * No more attributes left... | |
1112 | */ | |
1113 | ||
1114 | DEBUG_puts("ippReadIO: IPP_TAG_END!"); | |
1115 | ||
1116 | ipp->state = IPP_DATA; | |
1117 | break; | |
1118 | } | |
1119 | else if (tag < IPP_TAG_UNSUPPORTED_VALUE) | |
1120 | { | |
1121 | /* | |
1122 | * Group tag... Set the current group and continue... | |
1123 | */ | |
1124 | ||
1125 | if (ipp->curtag == tag) | |
1126 | ipp->prev = ippAddSeparator(ipp); | |
1127 | else if (ipp->current) | |
1128 | ipp->prev = ipp->current; | |
1129 | ||
1130 | ipp->curtag = tag; | |
1131 | ipp->current = NULL; | |
1132 | DEBUG_printf(("ippReadIO: group tag = %x, ipp->prev=%p\n", tag, | |
1133 | ipp->prev)); | |
1134 | continue; | |
1135 | } | |
1136 | ||
1137 | DEBUG_printf(("ippReadIO: value tag = %x\n", tag)); | |
1138 | ||
1139 | /* | |
1140 | * Get the name... | |
1141 | */ | |
1142 | ||
1143 | if ((*cb)(src, buffer, 2) < 2) | |
1144 | { | |
1145 | DEBUG_puts("ippReadIO: unable to read name length!"); | |
1146 | return (IPP_ERROR); | |
1147 | } | |
1148 | ||
1149 | n = (buffer[0] << 8) | buffer[1]; | |
1150 | ||
1151 | if (n > (sizeof(buffer) - 1)) | |
1152 | { | |
1153 | DEBUG_printf(("ippReadIO: bad name length %d!\n", n)); | |
1154 | return (IPP_ERROR); | |
1155 | } | |
1156 | ||
1157 | DEBUG_printf(("ippReadIO: name length = %d\n", n)); | |
1158 | ||
1159 | if (n == 0 && tag != IPP_TAG_MEMBERNAME && | |
1160 | tag != IPP_TAG_END_COLLECTION) | |
1161 | { | |
1162 | /* | |
1163 | * More values for current attribute... | |
1164 | */ | |
1165 | ||
1166 | if (ipp->current == NULL) | |
1167 | return (IPP_ERROR); | |
1168 | ||
fa73b229 | 1169 | attr = ipp->current; |
1170 | value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK); | |
ef416fc2 | 1171 | |
1172 | /* | |
1173 | * Make sure we aren't adding a new value of a different | |
1174 | * type... | |
1175 | */ | |
1176 | ||
fa73b229 | 1177 | if (value_tag == IPP_TAG_ZERO) |
ef416fc2 | 1178 | { |
1179 | /* | |
1180 | * Setting the value of a collection member... | |
1181 | */ | |
1182 | ||
1183 | attr->value_tag = tag; | |
1184 | } | |
fa73b229 | 1185 | else if (value_tag == IPP_TAG_STRING || |
1186 | (value_tag >= IPP_TAG_TEXTLANG && | |
1187 | value_tag <= IPP_TAG_MIMETYPE)) | |
ef416fc2 | 1188 | { |
1189 | /* | |
1190 | * String values can sometimes come across in different | |
1191 | * forms; accept sets of differing values... | |
1192 | */ | |
1193 | ||
1194 | if (tag != IPP_TAG_STRING && | |
1195 | (tag < IPP_TAG_TEXTLANG || tag > IPP_TAG_MIMETYPE)) | |
1196 | return (IPP_ERROR); | |
1197 | } | |
fa73b229 | 1198 | else if (value_tag != tag) |
ef416fc2 | 1199 | return (IPP_ERROR); |
1200 | ||
1201 | /* | |
1202 | * Finally, reallocate the attribute array as needed... | |
1203 | */ | |
1204 | ||
1205 | if (attr->num_values == 1 || | |
1206 | (attr->num_values > 0 && | |
1207 | (attr->num_values & (IPP_MAX_VALUES - 1)) == 0)) | |
1208 | { | |
1209 | ipp_attribute_t *temp; /* Pointer to new buffer */ | |
1210 | ||
1211 | ||
1212 | DEBUG_printf(("ippReadIO: reallocating for up to %d values...\n", | |
1213 | attr->num_values + IPP_MAX_VALUES)); | |
1214 | ||
1215 | /* | |
1216 | * Reallocate memory... | |
1217 | */ | |
1218 | ||
1219 | if ((temp = realloc(attr, sizeof(ipp_attribute_t) + | |
1220 | (attr->num_values + IPP_MAX_VALUES - 1) * | |
1221 | sizeof(ipp_value_t))) == NULL) | |
1222 | return (IPP_ERROR); | |
1223 | ||
1224 | if (temp != attr) | |
1225 | { | |
1226 | /* | |
1227 | * Reset pointers in the list... | |
1228 | */ | |
1229 | ||
1230 | if (ipp->prev) | |
1231 | ipp->prev->next = temp; | |
1232 | else | |
1233 | ipp->attrs = temp; | |
1234 | ||
1235 | attr = ipp->current = ipp->last = temp; | |
1236 | } | |
1237 | } | |
1238 | } | |
1239 | else if (tag == IPP_TAG_MEMBERNAME) | |
1240 | { | |
1241 | /* | |
1242 | * Name must be length 0! | |
1243 | */ | |
1244 | ||
1245 | if (n) | |
1246 | { | |
1247 | DEBUG_puts("ippReadIO: member name not empty!"); | |
1248 | return (IPP_ERROR); | |
1249 | } | |
1250 | ||
1251 | if (ipp->current) | |
1252 | ipp->prev = ipp->current; | |
1253 | ||
757d2cad | 1254 | attr = ipp->current = _ippAddAttr(ipp, 1); |
ef416fc2 | 1255 | |
1256 | DEBUG_printf(("ippReadIO: membername, ipp->current=%p, ipp->prev=%p\n", | |
1257 | ipp->current, ipp->prev)); | |
1258 | ||
1259 | attr->group_tag = ipp->curtag; | |
1260 | attr->value_tag = IPP_TAG_ZERO; | |
1261 | attr->num_values = 0; | |
1262 | } | |
1263 | else if (tag != IPP_TAG_END_COLLECTION) | |
1264 | { | |
1265 | /* | |
1266 | * New attribute; read the name and add it... | |
1267 | */ | |
1268 | ||
1269 | if ((*cb)(src, buffer, n) < n) | |
1270 | { | |
1271 | DEBUG_puts("ippReadIO: unable to read name!"); | |
1272 | return (IPP_ERROR); | |
1273 | } | |
1274 | ||
1275 | buffer[n] = '\0'; | |
1276 | ||
1277 | if (ipp->current) | |
1278 | ipp->prev = ipp->current; | |
1279 | ||
757d2cad | 1280 | attr = ipp->current = _ippAddAttr(ipp, 1); |
ef416fc2 | 1281 | |
1282 | DEBUG_printf(("ippReadIO: name=\'%s\', ipp->current=%p, ipp->prev=%p\n", | |
1283 | buffer, ipp->current, ipp->prev)); | |
1284 | ||
1285 | attr->group_tag = ipp->curtag; | |
1286 | attr->value_tag = tag; | |
757d2cad | 1287 | attr->name = _cupsStrAlloc((char *)buffer); |
ef416fc2 | 1288 | attr->num_values = 0; |
1289 | } | |
1290 | else | |
1291 | attr = NULL; | |
1292 | ||
1293 | if (tag != IPP_TAG_END_COLLECTION) | |
1294 | value = attr->values + attr->num_values; | |
1295 | else | |
1296 | value = NULL; | |
1297 | ||
1298 | if ((*cb)(src, buffer, 2) < 2) | |
1299 | { | |
1300 | DEBUG_puts("ippReadIO: unable to read value length!"); | |
1301 | return (IPP_ERROR); | |
1302 | } | |
1303 | ||
1304 | n = (buffer[0] << 8) | buffer[1]; | |
1305 | DEBUG_printf(("ippReadIO: value length = %d\n", n)); | |
1306 | ||
1307 | switch (tag) | |
1308 | { | |
1309 | case IPP_TAG_INTEGER : | |
1310 | case IPP_TAG_ENUM : | |
a41f09e2 MS |
1311 | if (n != 4) |
1312 | { | |
1313 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1314 | return (IPP_ERROR); | |
1315 | } | |
1316 | ||
ef416fc2 | 1317 | if ((*cb)(src, buffer, 4) < 4) |
1318 | { | |
1319 | DEBUG_puts("ippReadIO: Unable to read integer value!"); | |
1320 | return (IPP_ERROR); | |
1321 | } | |
1322 | ||
1323 | n = (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1324 | buffer[3]; | |
1325 | ||
1326 | value->integer = n; | |
1327 | break; | |
1328 | case IPP_TAG_BOOLEAN : | |
a41f09e2 MS |
1329 | if (n != 1) |
1330 | { | |
1331 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1332 | return (IPP_ERROR); | |
1333 | } | |
1334 | ||
ef416fc2 | 1335 | if ((*cb)(src, buffer, 1) < 1) |
1336 | { | |
1337 | DEBUG_puts("ippReadIO: Unable to read boolean value!"); | |
1338 | return (IPP_ERROR); | |
1339 | } | |
1340 | ||
1341 | value->boolean = buffer[0]; | |
1342 | break; | |
1343 | case IPP_TAG_TEXT : | |
1344 | case IPP_TAG_NAME : | |
1345 | case IPP_TAG_KEYWORD : | |
1346 | case IPP_TAG_STRING : | |
1347 | case IPP_TAG_URI : | |
1348 | case IPP_TAG_URISCHEME : | |
1349 | case IPP_TAG_CHARSET : | |
1350 | case IPP_TAG_LANGUAGE : | |
1351 | case IPP_TAG_MIMETYPE : | |
a41f09e2 MS |
1352 | if (n >= sizeof(buffer)) |
1353 | { | |
1354 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1355 | return (IPP_ERROR); | |
1356 | } | |
1357 | ||
4400e98d | 1358 | if ((*cb)(src, buffer, n) < n) |
ef416fc2 | 1359 | { |
4400e98d | 1360 | DEBUG_puts("ippReadIO: unable to read name!"); |
ef416fc2 | 1361 | return (IPP_ERROR); |
1362 | } | |
1363 | ||
4400e98d | 1364 | buffer[n] = '\0'; |
757d2cad | 1365 | value->string.text = _cupsStrAlloc((char *)buffer); |
ef416fc2 | 1366 | DEBUG_printf(("ippReadIO: value = \'%s\'\n", |
1367 | value->string.text)); | |
1368 | break; | |
1369 | case IPP_TAG_DATE : | |
a41f09e2 MS |
1370 | if (n != 11) |
1371 | { | |
1372 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1373 | return (IPP_ERROR); | |
1374 | } | |
1375 | ||
ef416fc2 | 1376 | if ((*cb)(src, value->date, 11) < 11) |
1377 | { | |
1378 | DEBUG_puts("ippReadIO: Unable to date integer value!"); | |
1379 | return (IPP_ERROR); | |
1380 | } | |
1381 | break; | |
1382 | case IPP_TAG_RESOLUTION : | |
a41f09e2 MS |
1383 | if (n != 9) |
1384 | { | |
1385 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1386 | return (IPP_ERROR); | |
1387 | } | |
1388 | ||
ef416fc2 | 1389 | if ((*cb)(src, buffer, 9) < 9) |
1390 | { | |
1391 | DEBUG_puts("ippReadIO: Unable to read resolution value!"); | |
1392 | return (IPP_ERROR); | |
1393 | } | |
1394 | ||
1395 | value->resolution.xres = | |
1396 | (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1397 | buffer[3]; | |
1398 | value->resolution.yres = | |
1399 | (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) | | |
1400 | buffer[7]; | |
1401 | value->resolution.units = | |
1402 | (ipp_res_t)buffer[8]; | |
1403 | break; | |
1404 | case IPP_TAG_RANGE : | |
a41f09e2 MS |
1405 | if (n != 8) |
1406 | { | |
1407 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1408 | return (IPP_ERROR); | |
1409 | } | |
1410 | ||
ef416fc2 | 1411 | if ((*cb)(src, buffer, 8) < 8) |
1412 | { | |
1413 | DEBUG_puts("ippReadIO: Unable to read range value!"); | |
1414 | return (IPP_ERROR); | |
1415 | } | |
1416 | ||
1417 | value->range.lower = | |
1418 | (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1419 | buffer[3]; | |
1420 | value->range.upper = | |
1421 | (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) | | |
1422 | buffer[7]; | |
1423 | break; | |
1424 | case IPP_TAG_TEXTLANG : | |
1425 | case IPP_TAG_NAMELANG : | |
a41f09e2 | 1426 | if (n >= sizeof(buffer) || n < 4) |
ef416fc2 | 1427 | { |
1428 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1429 | return (IPP_ERROR); | |
1430 | } | |
1431 | ||
1432 | if ((*cb)(src, buffer, n) < n) | |
1433 | { | |
1434 | DEBUG_puts("ippReadIO: Unable to read string w/language value!"); | |
1435 | return (IPP_ERROR); | |
1436 | } | |
1437 | ||
1438 | bufptr = buffer; | |
1439 | ||
1440 | /* | |
1441 | * text-with-language and name-with-language are composite | |
1442 | * values: | |
1443 | * | |
1444 | * charset-length | |
1445 | * charset | |
1446 | * text-length | |
1447 | * text | |
1448 | */ | |
1449 | ||
1450 | n = (bufptr[0] << 8) | bufptr[1]; | |
1451 | ||
a41f09e2 MS |
1452 | if ((bufptr + 2 + n) >= (buffer + sizeof(buffer)) || |
1453 | n >= sizeof(string)) | |
4400e98d | 1454 | { |
a41f09e2 MS |
1455 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); |
1456 | return (IPP_ERROR); | |
4400e98d | 1457 | } |
a41f09e2 MS |
1458 | |
1459 | memcpy(string, bufptr + 2, n); | |
1460 | string[n] = '\0'; | |
ef416fc2 | 1461 | |
757d2cad | 1462 | value->string.charset = _cupsStrAlloc((char *)string); |
ef416fc2 | 1463 | |
1464 | bufptr += 2 + n; | |
1465 | n = (bufptr[0] << 8) | bufptr[1]; | |
1466 | ||
a41f09e2 MS |
1467 | if ((bufptr + 2 + n) >= (buffer + sizeof(buffer))) |
1468 | { | |
1469 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1470 | return (IPP_ERROR); | |
1471 | } | |
1472 | ||
4400e98d | 1473 | bufptr[2 + n] = '\0'; |
757d2cad | 1474 | value->string.text = _cupsStrAlloc((char *)bufptr + 2); |
ef416fc2 | 1475 | break; |
1476 | ||
1477 | case IPP_TAG_BEGIN_COLLECTION : | |
1478 | /* | |
1479 | * Oh, boy, here comes a collection value, so read it... | |
1480 | */ | |
1481 | ||
1482 | value->collection = ippNew(); | |
1483 | ||
1484 | if (n > 0) | |
1485 | { | |
1486 | DEBUG_puts("ippReadIO: begCollection tag with value length > 0!"); | |
1487 | return (IPP_ERROR); | |
1488 | } | |
1489 | ||
1490 | if (ippReadIO(src, cb, 1, ipp, value->collection) == IPP_ERROR) | |
1491 | { | |
1492 | DEBUG_puts("ippReadIO: Unable to read collection value!"); | |
1493 | return (IPP_ERROR); | |
1494 | } | |
1495 | break; | |
1496 | ||
1497 | case IPP_TAG_END_COLLECTION : | |
1498 | if (n > 0) | |
1499 | { | |
1500 | DEBUG_puts("ippReadIO: endCollection tag with value length > 0!"); | |
1501 | return (IPP_ERROR); | |
1502 | } | |
1503 | ||
1504 | DEBUG_puts("ippReadIO: endCollection tag..."); | |
1505 | ||
1506 | return (ipp->state = IPP_DATA); | |
1507 | ||
1508 | case IPP_TAG_MEMBERNAME : | |
1509 | /* | |
4400e98d | 1510 | * The value the name of the member in the collection, which |
1511 | * we need to carry over... | |
ef416fc2 | 1512 | */ |
1513 | ||
a41f09e2 MS |
1514 | if (n >= sizeof(buffer)) |
1515 | { | |
1516 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1517 | return (IPP_ERROR); | |
1518 | } | |
1519 | ||
4400e98d | 1520 | if ((*cb)(src, buffer, n) < n) |
ef416fc2 | 1521 | { |
1522 | DEBUG_puts("ippReadIO: Unable to read member name value!"); | |
1523 | return (IPP_ERROR); | |
1524 | } | |
1525 | ||
4400e98d | 1526 | buffer[n] = '\0'; |
757d2cad | 1527 | attr->name = _cupsStrAlloc((char *)buffer); |
4400e98d | 1528 | |
ef416fc2 | 1529 | /* |
1530 | * Since collection members are encoded differently than | |
1531 | * regular attributes, make sure we don't start with an | |
1532 | * empty value... | |
1533 | */ | |
1534 | ||
1535 | attr->num_values --; | |
1536 | ||
1537 | DEBUG_printf(("ippReadIO: member name = \"%s\"\n", attr->name)); | |
1538 | break; | |
1539 | ||
1540 | default : /* Other unsupported values */ | |
a41f09e2 MS |
1541 | if (n > sizeof(buffer)) |
1542 | { | |
1543 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1544 | return (IPP_ERROR); | |
1545 | } | |
1546 | ||
ef416fc2 | 1547 | value->unknown.length = n; |
1548 | if (n > 0) | |
1549 | { | |
1550 | value->unknown.data = malloc(n); | |
1551 | if ((*cb)(src, value->unknown.data, n) < n) | |
1552 | { | |
1553 | DEBUG_puts("ippReadIO: Unable to read unsupported value!"); | |
1554 | return (IPP_ERROR); | |
1555 | } | |
1556 | } | |
1557 | else | |
1558 | value->unknown.data = NULL; | |
1559 | break; | |
1560 | } | |
1561 | ||
1562 | attr->num_values ++; | |
1563 | ||
1564 | /* | |
1565 | * If blocking is disabled, stop here... | |
1566 | */ | |
1567 | ||
1568 | if (!blocking) | |
1569 | break; | |
1570 | } | |
1571 | break; | |
1572 | ||
1573 | case IPP_DATA : | |
1574 | break; | |
1575 | ||
1576 | default : | |
1577 | break; /* anti-compiler-warning-code */ | |
1578 | } | |
1579 | ||
89d46774 | 1580 | DEBUG_printf(("ippReadIO: returning ipp->state=%d!\n", ipp->state)); |
1581 | ||
ef416fc2 | 1582 | return (ipp->state); |
1583 | } | |
1584 | ||
1585 | ||
1586 | /* | |
1587 | * 'ippTimeToDate()' - Convert from UNIX time to RFC 1903 format. | |
1588 | */ | |
1589 | ||
1590 | const ipp_uchar_t * /* O - RFC-1903 date/time data */ | |
1591 | ippTimeToDate(time_t t) /* I - UNIX time value */ | |
1592 | { | |
1593 | struct tm *unixdate; /* UNIX unixdate/time info */ | |
1594 | ipp_uchar_t *date = _cupsGlobals()->ipp_date; | |
1595 | /* RFC-1903 date/time data */ | |
1596 | ||
1597 | ||
1598 | /* | |
1599 | * RFC-1903 date/time format is: | |
1600 | * | |
1601 | * Byte(s) Description | |
1602 | * ------- ----------- | |
1603 | * 0-1 Year (0 to 65535) | |
1604 | * 2 Month (1 to 12) | |
1605 | * 3 Day (1 to 31) | |
1606 | * 4 Hours (0 to 23) | |
1607 | * 5 Minutes (0 to 59) | |
1608 | * 6 Seconds (0 to 60, 60 = "leap second") | |
1609 | * 7 Deciseconds (0 to 9) | |
1610 | * 8 +/- UTC | |
1611 | * 9 UTC hours (0 to 11) | |
1612 | * 10 UTC minutes (0 to 59) | |
1613 | */ | |
1614 | ||
1615 | unixdate = gmtime(&t); | |
1616 | unixdate->tm_year += 1900; | |
1617 | ||
1618 | date[0] = unixdate->tm_year >> 8; | |
1619 | date[1] = unixdate->tm_year; | |
1620 | date[2] = unixdate->tm_mon + 1; | |
1621 | date[3] = unixdate->tm_mday; | |
1622 | date[4] = unixdate->tm_hour; | |
1623 | date[5] = unixdate->tm_min; | |
1624 | date[6] = unixdate->tm_sec; | |
1625 | date[7] = 0; | |
1626 | date[8] = '+'; | |
1627 | date[9] = 0; | |
1628 | date[10] = 0; | |
1629 | ||
1630 | return (date); | |
1631 | } | |
1632 | ||
1633 | ||
1634 | /* | |
1635 | * 'ippWrite()' - Write data for an IPP message to a HTTP connection. | |
1636 | */ | |
1637 | ||
1638 | ipp_state_t /* O - Current state */ | |
1639 | ippWrite(http_t *http, /* I - HTTP connection */ | |
1640 | ipp_t *ipp) /* I - IPP data */ | |
1641 | { | |
1642 | DEBUG_printf(("ippWrite(%p, %p)\n", http, ipp)); | |
1643 | ||
1644 | if (http == NULL) | |
1645 | return (IPP_ERROR); | |
1646 | ||
a4d04587 | 1647 | return (ippWriteIO(http, (ipp_iocb_t)httpWrite2, |
ef416fc2 | 1648 | http->blocking, NULL, ipp)); |
1649 | } | |
1650 | ||
1651 | ||
1652 | /* | |
1653 | * 'ippWriteFile()' - Write data for an IPP message to a file. | |
1654 | * | |
1655 | * @since CUPS 1.1.19@ | |
1656 | */ | |
1657 | ||
1658 | ipp_state_t /* O - Current state */ | |
1659 | ippWriteFile(int fd, /* I - HTTP data */ | |
1660 | ipp_t *ipp) /* I - IPP data */ | |
1661 | { | |
1662 | DEBUG_printf(("ippWriteFile(%d, %p)\n", fd, ipp)); | |
1663 | ||
1664 | ipp->state = IPP_IDLE; | |
1665 | ||
1666 | return (ippWriteIO(&fd, (ipp_iocb_t)ipp_write_file, 1, NULL, ipp)); | |
1667 | } | |
1668 | ||
1669 | ||
1670 | /* | |
1671 | * 'ippWriteIO()' - Write data for an IPP message. | |
1672 | * | |
4400e98d | 1673 | * @since CUPS 1.2@ |
ef416fc2 | 1674 | */ |
1675 | ||
1676 | ipp_state_t /* O - Current state */ | |
1677 | ippWriteIO(void *dst, /* I - Destination */ | |
1678 | ipp_iocb_t cb, /* I - Write callback function */ | |
1679 | int blocking, /* I - Use blocking IO? */ | |
1680 | ipp_t *parent, /* I - Parent IPP message */ | |
1681 | ipp_t *ipp) /* I - IPP data */ | |
1682 | { | |
1683 | int i; /* Looping var */ | |
1684 | int n; /* Length of data */ | |
a41f09e2 MS |
1685 | unsigned char buffer[IPP_MAX_LENGTH + 2], |
1686 | /* Data buffer + length bytes */ | |
ef416fc2 | 1687 | *bufptr; /* Pointer into buffer */ |
1688 | ipp_attribute_t *attr; /* Current attribute */ | |
1689 | ipp_value_t *value; /* Current value */ | |
1690 | ||
1691 | ||
1692 | DEBUG_printf(("ippWriteIO(%p, %p, %d, %p, %p)\n", dst, cb, blocking, | |
1693 | parent, ipp)); | |
1694 | ||
1695 | if (dst == NULL || ipp == NULL) | |
1696 | return (IPP_ERROR); | |
1697 | ||
1698 | switch (ipp->state) | |
1699 | { | |
1700 | case IPP_IDLE : | |
1701 | ipp->state ++; /* Avoid common problem... */ | |
1702 | ||
1703 | case IPP_HEADER : | |
1704 | if (parent == NULL) | |
1705 | { | |
1706 | /* | |
1707 | * Send the request header: | |
1708 | * | |
1709 | * Version = 2 bytes | |
1710 | * Operation/Status Code = 2 bytes | |
1711 | * Request ID = 4 bytes | |
1712 | * Total = 8 bytes | |
1713 | */ | |
1714 | ||
1715 | bufptr = buffer; | |
1716 | ||
1717 | *bufptr++ = ipp->request.any.version[0]; | |
1718 | *bufptr++ = ipp->request.any.version[1]; | |
1719 | *bufptr++ = ipp->request.any.op_status >> 8; | |
1720 | *bufptr++ = ipp->request.any.op_status; | |
1721 | *bufptr++ = ipp->request.any.request_id >> 24; | |
1722 | *bufptr++ = ipp->request.any.request_id >> 16; | |
1723 | *bufptr++ = ipp->request.any.request_id >> 8; | |
1724 | *bufptr++ = ipp->request.any.request_id; | |
1725 | ||
1726 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
1727 | { | |
89d46774 | 1728 | DEBUG_puts("ippWriteIO: Could not write IPP header..."); |
ef416fc2 | 1729 | return (IPP_ERROR); |
1730 | } | |
1731 | } | |
1732 | ||
1733 | /* | |
1734 | * Reset the state engine to point to the first attribute | |
1735 | * in the request/response, with no current group. | |
1736 | */ | |
1737 | ||
1738 | ipp->state = IPP_ATTRIBUTE; | |
1739 | ipp->current = ipp->attrs; | |
1740 | ipp->curtag = IPP_TAG_ZERO; | |
1741 | ||
89d46774 | 1742 | DEBUG_printf(("ippWriteIO: version=%d.%d\n", buffer[0], buffer[1])); |
1743 | DEBUG_printf(("ippWriteIO: op_status=%04x\n", ipp->request.any.op_status)); | |
1744 | DEBUG_printf(("ippWriteIO: request_id=%d\n", ipp->request.any.request_id)); | |
ef416fc2 | 1745 | |
1746 | /* | |
1747 | * If blocking is disabled, stop here... | |
1748 | */ | |
1749 | ||
1750 | if (!blocking) | |
1751 | break; | |
1752 | ||
1753 | case IPP_ATTRIBUTE : | |
1754 | while (ipp->current != NULL) | |
1755 | { | |
1756 | /* | |
1757 | * Write this attribute... | |
1758 | */ | |
1759 | ||
1760 | bufptr = buffer; | |
1761 | attr = ipp->current; | |
1762 | ||
1763 | ipp->current = ipp->current->next; | |
1764 | ||
1765 | if (ipp->curtag != attr->group_tag && parent == NULL) | |
1766 | { | |
1767 | /* | |
1768 | * Send a group tag byte... | |
1769 | */ | |
1770 | ||
1771 | ipp->curtag = attr->group_tag; | |
1772 | ||
1773 | if (attr->group_tag == IPP_TAG_ZERO) | |
1774 | continue; | |
1775 | ||
89d46774 | 1776 | DEBUG_printf(("ippWriteIO: wrote group tag = %x\n", attr->group_tag)); |
ef416fc2 | 1777 | *bufptr++ = attr->group_tag; |
1778 | } | |
fa73b229 | 1779 | else if (attr->group_tag == IPP_TAG_ZERO) |
1780 | continue; | |
ef416fc2 | 1781 | |
1782 | /* | |
1783 | * Write the attribute tag and name. The current implementation | |
1784 | * does not support the extension value tags above 0x7f, so all | |
1785 | * value tags are 1 byte. | |
1786 | * | |
1787 | * The attribute name length does not include the trailing nul | |
1788 | * character in the source string. | |
1789 | * | |
1790 | * Collection values (parent != NULL) are written differently... | |
1791 | */ | |
1792 | ||
1793 | if (parent == NULL) | |
1794 | { | |
1795 | /* | |
1796 | * Get the length of the attribute name, and make sure it won't | |
1797 | * overflow the buffer... | |
1798 | */ | |
1799 | ||
1800 | if ((n = (int)strlen(attr->name)) > (sizeof(buffer) - 4)) | |
1801 | return (IPP_ERROR); | |
1802 | ||
1803 | /* | |
1804 | * Write the value tag, name length, and name string... | |
1805 | */ | |
1806 | ||
89d46774 | 1807 | DEBUG_printf(("ippWriteIO: writing value tag = %x\n", attr->value_tag)); |
1808 | DEBUG_printf(("ippWriteIO: writing name = %d, \'%s\'\n", n, attr->name)); | |
ef416fc2 | 1809 | |
1810 | *bufptr++ = attr->value_tag; | |
1811 | *bufptr++ = n >> 8; | |
1812 | *bufptr++ = n; | |
1813 | memcpy(bufptr, attr->name, n); | |
1814 | bufptr += n; | |
1815 | } | |
1816 | else | |
1817 | { | |
1818 | /* | |
1819 | * Get the length of the attribute name, and make sure it won't | |
1820 | * overflow the buffer... | |
1821 | */ | |
1822 | ||
1823 | if ((n = (int)strlen(attr->name)) > (sizeof(buffer) - 7)) | |
1824 | return (IPP_ERROR); | |
1825 | ||
1826 | /* | |
1827 | * Write the member name tag, name length, name string, value tag, | |
1828 | * and empty name for the collection member attribute... | |
1829 | */ | |
1830 | ||
89d46774 | 1831 | DEBUG_printf(("ippWriteIO: writing value tag = %x\n", |
ef416fc2 | 1832 | IPP_TAG_MEMBERNAME)); |
89d46774 | 1833 | DEBUG_printf(("ippWriteIO: writing name = %d, \'%s\'\n", n, attr->name)); |
1834 | DEBUG_printf(("ippWriteIO: writing value tag = %x\n", attr->value_tag)); | |
1835 | DEBUG_puts("ippWriteIO: writing name = 0, \'\'\n"); | |
ef416fc2 | 1836 | |
1837 | *bufptr++ = IPP_TAG_MEMBERNAME; | |
1838 | *bufptr++ = 0; | |
1839 | *bufptr++ = 0; | |
1840 | *bufptr++ = n >> 8; | |
1841 | *bufptr++ = n; | |
1842 | memcpy(bufptr, attr->name, n); | |
1843 | bufptr += n; | |
1844 | ||
1845 | *bufptr++ = attr->value_tag; | |
1846 | *bufptr++ = 0; | |
1847 | *bufptr++ = 0; | |
1848 | } | |
1849 | ||
1850 | /* | |
1851 | * Now write the attribute value(s)... | |
1852 | */ | |
1853 | ||
1854 | switch (attr->value_tag & ~IPP_TAG_COPY) | |
1855 | { | |
1856 | case IPP_TAG_INTEGER : | |
1857 | case IPP_TAG_ENUM : | |
1858 | for (i = 0, value = attr->values; | |
1859 | i < attr->num_values; | |
1860 | i ++, value ++) | |
1861 | { | |
1862 | if ((sizeof(buffer) - (bufptr - buffer)) < 9) | |
1863 | { | |
1864 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
1865 | { | |
89d46774 | 1866 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 1867 | return (IPP_ERROR); |
1868 | } | |
1869 | ||
1870 | bufptr = buffer; | |
1871 | } | |
1872 | ||
1873 | if (i) | |
1874 | { | |
1875 | /* | |
1876 | * Arrays and sets are done by sending additional | |
1877 | * values with a zero-length name... | |
1878 | */ | |
1879 | ||
1880 | *bufptr++ = attr->value_tag; | |
1881 | *bufptr++ = 0; | |
1882 | *bufptr++ = 0; | |
1883 | } | |
1884 | ||
1885 | /* | |
1886 | * Integers and enumerations are both 4-byte signed | |
1887 | * (twos-complement) values. | |
1888 | * | |
1889 | * Put the 2-byte length and 4-byte value into the buffer... | |
1890 | */ | |
1891 | ||
1892 | *bufptr++ = 0; | |
1893 | *bufptr++ = 4; | |
1894 | *bufptr++ = value->integer >> 24; | |
1895 | *bufptr++ = value->integer >> 16; | |
1896 | *bufptr++ = value->integer >> 8; | |
1897 | *bufptr++ = value->integer; | |
1898 | } | |
1899 | break; | |
1900 | ||
1901 | case IPP_TAG_BOOLEAN : | |
1902 | for (i = 0, value = attr->values; | |
1903 | i < attr->num_values; | |
1904 | i ++, value ++) | |
1905 | { | |
1906 | if ((sizeof(buffer) - (bufptr - buffer)) < 6) | |
1907 | { | |
1908 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
1909 | { | |
89d46774 | 1910 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 1911 | return (IPP_ERROR); |
1912 | } | |
1913 | ||
1914 | bufptr = buffer; | |
1915 | } | |
1916 | ||
1917 | if (i) | |
1918 | { | |
1919 | /* | |
1920 | * Arrays and sets are done by sending additional | |
1921 | * values with a zero-length name... | |
1922 | */ | |
1923 | ||
1924 | *bufptr++ = attr->value_tag; | |
1925 | *bufptr++ = 0; | |
1926 | *bufptr++ = 0; | |
1927 | } | |
1928 | ||
1929 | /* | |
1930 | * Boolean values are 1-byte; 0 = false, 1 = true. | |
1931 | * | |
1932 | * Put the 2-byte length and 1-byte value into the buffer... | |
1933 | */ | |
1934 | ||
1935 | *bufptr++ = 0; | |
1936 | *bufptr++ = 1; | |
1937 | *bufptr++ = value->boolean; | |
1938 | } | |
1939 | break; | |
1940 | ||
1941 | case IPP_TAG_TEXT : | |
1942 | case IPP_TAG_NAME : | |
1943 | case IPP_TAG_KEYWORD : | |
1944 | case IPP_TAG_STRING : | |
1945 | case IPP_TAG_URI : | |
1946 | case IPP_TAG_URISCHEME : | |
1947 | case IPP_TAG_CHARSET : | |
1948 | case IPP_TAG_LANGUAGE : | |
1949 | case IPP_TAG_MIMETYPE : | |
1950 | for (i = 0, value = attr->values; | |
1951 | i < attr->num_values; | |
1952 | i ++, value ++) | |
1953 | { | |
1954 | if (i) | |
1955 | { | |
1956 | /* | |
1957 | * Arrays and sets are done by sending additional | |
1958 | * values with a zero-length name... | |
1959 | */ | |
1960 | ||
89d46774 | 1961 | DEBUG_printf(("ippWriteIO: writing value tag = %x\n", |
ef416fc2 | 1962 | attr->value_tag)); |
89d46774 | 1963 | DEBUG_printf(("ippWriteIO: writing name = 0, \'\'\n")); |
ef416fc2 | 1964 | |
1965 | if ((sizeof(buffer) - (bufptr - buffer)) < 3) | |
1966 | { | |
1967 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
1968 | { | |
89d46774 | 1969 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 1970 | return (IPP_ERROR); |
1971 | } | |
1972 | ||
1973 | bufptr = buffer; | |
1974 | } | |
1975 | ||
1976 | *bufptr++ = attr->value_tag; | |
1977 | *bufptr++ = 0; | |
1978 | *bufptr++ = 0; | |
1979 | } | |
1980 | ||
1981 | if (value->string.text != NULL) | |
1982 | n = (int)strlen(value->string.text); | |
1983 | else | |
1984 | n = 0; | |
1985 | ||
1986 | if (n > (sizeof(buffer) - 2)) | |
1987 | return (IPP_ERROR); | |
1988 | ||
89d46774 | 1989 | DEBUG_printf(("ippWriteIO: writing string = %d, \'%s\'\n", n, |
ef416fc2 | 1990 | value->string.text)); |
1991 | ||
1992 | if ((int)(sizeof(buffer) - (bufptr - buffer)) < (n + 2)) | |
1993 | { | |
1994 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
1995 | { | |
89d46774 | 1996 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 1997 | return (IPP_ERROR); |
1998 | } | |
1999 | ||
2000 | bufptr = buffer; | |
2001 | } | |
2002 | ||
2003 | /* | |
2004 | * All simple strings consist of the 2-byte length and | |
2005 | * character data without the trailing nul normally found | |
a41f09e2 | 2006 | * in C strings. Also, strings cannot be longer than IPP_MAX_LENGTH |
ef416fc2 | 2007 | * bytes since the 2-byte length is a signed (twos-complement) |
2008 | * value. | |
2009 | * | |
2010 | * Put the 2-byte length and string characters in the buffer. | |
2011 | */ | |
2012 | ||
2013 | *bufptr++ = n >> 8; | |
2014 | *bufptr++ = n; | |
2015 | ||
2016 | if (n > 0) | |
2017 | { | |
2018 | memcpy(bufptr, value->string.text, n); | |
2019 | bufptr += n; | |
2020 | } | |
2021 | } | |
2022 | break; | |
2023 | ||
2024 | case IPP_TAG_DATE : | |
2025 | for (i = 0, value = attr->values; | |
2026 | i < attr->num_values; | |
2027 | i ++, value ++) | |
2028 | { | |
2029 | if ((sizeof(buffer) - (bufptr - buffer)) < 16) | |
2030 | { | |
2031 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2032 | { | |
89d46774 | 2033 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 2034 | return (IPP_ERROR); |
2035 | } | |
2036 | ||
2037 | bufptr = buffer; | |
2038 | } | |
2039 | ||
2040 | if (i) | |
2041 | { | |
2042 | /* | |
2043 | * Arrays and sets are done by sending additional | |
2044 | * values with a zero-length name... | |
2045 | */ | |
2046 | ||
2047 | *bufptr++ = attr->value_tag; | |
2048 | *bufptr++ = 0; | |
2049 | *bufptr++ = 0; | |
2050 | } | |
2051 | ||
2052 | /* | |
2053 | * Date values consist of a 2-byte length and an | |
2054 | * 11-byte date/time structure defined by RFC 1903. | |
2055 | * | |
2056 | * Put the 2-byte length and 11-byte date/time | |
2057 | * structure in the buffer. | |
2058 | */ | |
2059 | ||
2060 | *bufptr++ = 0; | |
2061 | *bufptr++ = 11; | |
2062 | memcpy(bufptr, value->date, 11); | |
2063 | bufptr += 11; | |
2064 | } | |
2065 | break; | |
2066 | ||
2067 | case IPP_TAG_RESOLUTION : | |
2068 | for (i = 0, value = attr->values; | |
2069 | i < attr->num_values; | |
2070 | i ++, value ++) | |
2071 | { | |
2072 | if ((sizeof(buffer) - (bufptr - buffer)) < 14) | |
2073 | { | |
2074 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2075 | { | |
89d46774 | 2076 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 2077 | return (IPP_ERROR); |
2078 | } | |
2079 | ||
2080 | bufptr = buffer; | |
2081 | } | |
2082 | ||
2083 | if (i) | |
2084 | { | |
2085 | /* | |
2086 | * Arrays and sets are done by sending additional | |
2087 | * values with a zero-length name... | |
2088 | */ | |
2089 | ||
2090 | *bufptr++ = attr->value_tag; | |
2091 | *bufptr++ = 0; | |
2092 | *bufptr++ = 0; | |
2093 | } | |
2094 | ||
2095 | /* | |
2096 | * Resolution values consist of a 2-byte length, | |
2097 | * 4-byte horizontal resolution value, 4-byte vertical | |
2098 | * resolution value, and a 1-byte units value. | |
2099 | * | |
2100 | * Put the 2-byte length and resolution value data | |
2101 | * into the buffer. | |
2102 | */ | |
2103 | ||
2104 | *bufptr++ = 0; | |
2105 | *bufptr++ = 9; | |
2106 | *bufptr++ = value->resolution.xres >> 24; | |
2107 | *bufptr++ = value->resolution.xres >> 16; | |
2108 | *bufptr++ = value->resolution.xres >> 8; | |
2109 | *bufptr++ = value->resolution.xres; | |
2110 | *bufptr++ = value->resolution.yres >> 24; | |
2111 | *bufptr++ = value->resolution.yres >> 16; | |
2112 | *bufptr++ = value->resolution.yres >> 8; | |
2113 | *bufptr++ = value->resolution.yres; | |
2114 | *bufptr++ = value->resolution.units; | |
2115 | } | |
2116 | break; | |
2117 | ||
2118 | case IPP_TAG_RANGE : | |
2119 | for (i = 0, value = attr->values; | |
2120 | i < attr->num_values; | |
2121 | i ++, value ++) | |
2122 | { | |
2123 | if ((sizeof(buffer) - (bufptr - buffer)) < 13) | |
2124 | { | |
2125 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2126 | { | |
89d46774 | 2127 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 2128 | return (IPP_ERROR); |
2129 | } | |
2130 | ||
2131 | bufptr = buffer; | |
2132 | } | |
2133 | ||
2134 | if (i) | |
2135 | { | |
2136 | /* | |
2137 | * Arrays and sets are done by sending additional | |
2138 | * values with a zero-length name... | |
2139 | */ | |
2140 | ||
2141 | *bufptr++ = attr->value_tag; | |
2142 | *bufptr++ = 0; | |
2143 | *bufptr++ = 0; | |
2144 | } | |
2145 | ||
2146 | /* | |
2147 | * Range values consist of a 2-byte length, | |
2148 | * 4-byte lower value, and 4-byte upper value. | |
2149 | * | |
2150 | * Put the 2-byte length and range value data | |
2151 | * into the buffer. | |
2152 | */ | |
2153 | ||
2154 | *bufptr++ = 0; | |
2155 | *bufptr++ = 8; | |
2156 | *bufptr++ = value->range.lower >> 24; | |
2157 | *bufptr++ = value->range.lower >> 16; | |
2158 | *bufptr++ = value->range.lower >> 8; | |
2159 | *bufptr++ = value->range.lower; | |
2160 | *bufptr++ = value->range.upper >> 24; | |
2161 | *bufptr++ = value->range.upper >> 16; | |
2162 | *bufptr++ = value->range.upper >> 8; | |
2163 | *bufptr++ = value->range.upper; | |
2164 | } | |
2165 | break; | |
2166 | ||
2167 | case IPP_TAG_TEXTLANG : | |
2168 | case IPP_TAG_NAMELANG : | |
2169 | for (i = 0, value = attr->values; | |
2170 | i < attr->num_values; | |
2171 | i ++, value ++) | |
2172 | { | |
2173 | if (i) | |
2174 | { | |
2175 | /* | |
2176 | * Arrays and sets are done by sending additional | |
2177 | * values with a zero-length name... | |
2178 | */ | |
2179 | ||
2180 | if ((sizeof(buffer) - (bufptr - buffer)) < 3) | |
2181 | { | |
2182 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2183 | { | |
89d46774 | 2184 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 2185 | return (IPP_ERROR); |
2186 | } | |
2187 | ||
2188 | bufptr = buffer; | |
2189 | } | |
2190 | ||
2191 | *bufptr++ = attr->value_tag; | |
2192 | *bufptr++ = 0; | |
2193 | *bufptr++ = 0; | |
2194 | } | |
2195 | ||
2196 | /* | |
2197 | * textWithLanguage and nameWithLanguage values consist | |
2198 | * of a 2-byte length for both strings and their | |
2199 | * individual lengths, a 2-byte length for the | |
2200 | * character string, the character string without the | |
2201 | * trailing nul, a 2-byte length for the character | |
2202 | * set string, and the character set string without | |
2203 | * the trailing nul. | |
2204 | */ | |
2205 | ||
2206 | n = 4; | |
2207 | ||
2208 | if (value->string.charset != NULL) | |
b86bc4cf | 2209 | n += (int)strlen(value->string.charset); |
ef416fc2 | 2210 | |
2211 | if (value->string.text != NULL) | |
b86bc4cf | 2212 | n += (int)strlen(value->string.text); |
ef416fc2 | 2213 | |
2214 | if (n > (sizeof(buffer) - 2)) | |
2215 | return (IPP_ERROR); | |
2216 | ||
2217 | if ((int)(sizeof(buffer) - (bufptr - buffer)) < (n + 2)) | |
2218 | { | |
2219 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2220 | { | |
89d46774 | 2221 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 2222 | return (IPP_ERROR); |
2223 | } | |
2224 | ||
2225 | bufptr = buffer; | |
2226 | } | |
2227 | ||
2228 | /* Length of entire value */ | |
2229 | *bufptr++ = n >> 8; | |
2230 | *bufptr++ = n; | |
2231 | ||
2232 | /* Length of charset */ | |
2233 | if (value->string.charset != NULL) | |
2234 | n = (int)strlen(value->string.charset); | |
2235 | else | |
2236 | n = 0; | |
2237 | ||
2238 | *bufptr++ = n >> 8; | |
2239 | *bufptr++ = n; | |
2240 | ||
2241 | /* Charset */ | |
2242 | if (n > 0) | |
2243 | { | |
2244 | memcpy(bufptr, value->string.charset, n); | |
2245 | bufptr += n; | |
2246 | } | |
2247 | ||
2248 | /* Length of text */ | |
2249 | if (value->string.text != NULL) | |
2250 | n = (int)strlen(value->string.text); | |
2251 | else | |
2252 | n = 0; | |
2253 | ||
2254 | *bufptr++ = n >> 8; | |
2255 | *bufptr++ = n; | |
2256 | ||
2257 | /* Text */ | |
2258 | if (n > 0) | |
2259 | { | |
2260 | memcpy(bufptr, value->string.text, n); | |
2261 | bufptr += n; | |
2262 | } | |
2263 | } | |
2264 | break; | |
2265 | ||
2266 | case IPP_TAG_BEGIN_COLLECTION : | |
2267 | for (i = 0, value = attr->values; | |
2268 | i < attr->num_values; | |
2269 | i ++, value ++) | |
2270 | { | |
2271 | /* | |
2272 | * Collections are written with the begin-collection | |
2273 | * tag first with a value of 0 length, followed by the | |
2274 | * attributes in the collection, then the end-collection | |
2275 | * value... | |
2276 | */ | |
2277 | ||
2278 | if ((sizeof(buffer) - (bufptr - buffer)) < 5) | |
2279 | { | |
2280 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2281 | { | |
89d46774 | 2282 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 2283 | return (IPP_ERROR); |
2284 | } | |
2285 | ||
2286 | bufptr = buffer; | |
2287 | } | |
2288 | ||
2289 | if (i) | |
2290 | { | |
2291 | /* | |
2292 | * Arrays and sets are done by sending additional | |
2293 | * values with a zero-length name... | |
2294 | */ | |
2295 | ||
2296 | *bufptr++ = attr->value_tag; | |
2297 | *bufptr++ = 0; | |
2298 | *bufptr++ = 0; | |
2299 | } | |
2300 | ||
2301 | /* | |
2302 | * Write a data length of 0 and flush the buffer... | |
2303 | */ | |
2304 | ||
2305 | *bufptr++ = 0; | |
2306 | *bufptr++ = 0; | |
2307 | ||
2308 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2309 | { | |
89d46774 | 2310 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 2311 | return (IPP_ERROR); |
2312 | } | |
2313 | ||
2314 | bufptr = buffer; | |
2315 | ||
2316 | /* | |
2317 | * Then write the collection attribute... | |
2318 | */ | |
2319 | ||
2320 | value->collection->state = IPP_IDLE; | |
2321 | ||
2322 | if (ippWriteIO(dst, cb, 1, ipp, value->collection) == IPP_ERROR) | |
2323 | return (IPP_ERROR); | |
2324 | } | |
2325 | break; | |
2326 | ||
2327 | default : | |
2328 | for (i = 0, value = attr->values; | |
2329 | i < attr->num_values; | |
2330 | i ++, value ++) | |
2331 | { | |
2332 | if (i) | |
2333 | { | |
2334 | /* | |
2335 | * Arrays and sets are done by sending additional | |
2336 | * values with a zero-length name... | |
2337 | */ | |
2338 | ||
2339 | if ((sizeof(buffer) - (bufptr - buffer)) < 3) | |
2340 | { | |
2341 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2342 | { | |
89d46774 | 2343 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 2344 | return (IPP_ERROR); |
2345 | } | |
2346 | ||
2347 | bufptr = buffer; | |
2348 | } | |
2349 | ||
2350 | *bufptr++ = attr->value_tag; | |
2351 | *bufptr++ = 0; | |
2352 | *bufptr++ = 0; | |
2353 | } | |
2354 | ||
2355 | /* | |
2356 | * An unknown value might some new value that a | |
2357 | * vendor has come up with. It consists of a | |
2358 | * 2-byte length and the bytes in the unknown | |
2359 | * value buffer. | |
2360 | */ | |
2361 | ||
2362 | n = value->unknown.length; | |
2363 | ||
2364 | if (n > (sizeof(buffer) - 2)) | |
2365 | return (IPP_ERROR); | |
2366 | ||
2367 | if ((int)(sizeof(buffer) - (bufptr - buffer)) < (n + 2)) | |
2368 | { | |
2369 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2370 | { | |
89d46774 | 2371 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 2372 | return (IPP_ERROR); |
2373 | } | |
2374 | ||
2375 | bufptr = buffer; | |
2376 | } | |
2377 | ||
2378 | /* Length of unknown value */ | |
2379 | *bufptr++ = n >> 8; | |
2380 | *bufptr++ = n; | |
2381 | ||
2382 | /* Value */ | |
2383 | if (n > 0) | |
2384 | { | |
2385 | memcpy(bufptr, value->unknown.data, n); | |
2386 | bufptr += n; | |
2387 | } | |
2388 | } | |
2389 | break; | |
2390 | } | |
2391 | ||
2392 | /* | |
2393 | * Write the data out... | |
2394 | */ | |
2395 | ||
2396 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2397 | { | |
89d46774 | 2398 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
ef416fc2 | 2399 | return (IPP_ERROR); |
2400 | } | |
2401 | ||
89d46774 | 2402 | DEBUG_printf(("ippWriteIO: wrote %d bytes\n", bufptr - buffer)); |
ef416fc2 | 2403 | |
2404 | /* | |
2405 | * If blocking is disabled, stop here... | |
2406 | */ | |
2407 | ||
2408 | if (!blocking) | |
2409 | break; | |
2410 | } | |
2411 | ||
2412 | if (ipp->current == NULL) | |
2413 | { | |
2414 | /* | |
2415 | * Done with all of the attributes; add the end-of-attributes | |
2416 | * tag or end-collection attribute... | |
2417 | */ | |
2418 | ||
2419 | if (parent == NULL) | |
2420 | { | |
2421 | buffer[0] = IPP_TAG_END; | |
2422 | n = 1; | |
2423 | } | |
2424 | else | |
2425 | { | |
2426 | buffer[0] = IPP_TAG_END_COLLECTION; | |
2427 | buffer[1] = 0; /* empty name */ | |
2428 | buffer[2] = 0; | |
2429 | buffer[3] = 0; /* empty value */ | |
2430 | buffer[4] = 0; | |
2431 | n = 5; | |
2432 | } | |
2433 | ||
2434 | if ((*cb)(dst, buffer, n) < 0) | |
2435 | { | |
89d46774 | 2436 | DEBUG_puts("ippWriteIO: Could not write IPP end-tag..."); |
ef416fc2 | 2437 | return (IPP_ERROR); |
2438 | } | |
2439 | ||
2440 | ipp->state = IPP_DATA; | |
2441 | } | |
2442 | break; | |
2443 | ||
2444 | case IPP_DATA : | |
2445 | break; | |
2446 | ||
2447 | default : | |
2448 | break; /* anti-compiler-warning-code */ | |
2449 | } | |
2450 | ||
2451 | return (ipp->state); | |
2452 | } | |
2453 | ||
2454 | ||
2455 | /* | |
757d2cad | 2456 | * '_ippAddAttr()' - Add a new attribute to the request. |
ef416fc2 | 2457 | */ |
2458 | ||
2459 | ipp_attribute_t * /* O - New attribute */ | |
80ca4592 | 2460 | _ippAddAttr(ipp_t *ipp, /* I - IPP message */ |
2461 | int num_values) /* I - Number of values */ | |
ef416fc2 | 2462 | { |
2463 | ipp_attribute_t *attr; /* New attribute */ | |
2464 | ||
2465 | ||
757d2cad | 2466 | DEBUG_printf(("_ippAddAttr(%p, %d)\n", ipp, num_values)); |
ef416fc2 | 2467 | |
2468 | if (ipp == NULL || num_values < 0) | |
2469 | return (NULL); | |
2470 | ||
2471 | attr = calloc(sizeof(ipp_attribute_t) + | |
2472 | (num_values - 1) * sizeof(ipp_value_t), 1); | |
2473 | ||
ef416fc2 | 2474 | if (attr != NULL) |
2475 | { | |
fa73b229 | 2476 | attr->num_values = num_values; |
2477 | ||
ef416fc2 | 2478 | if (ipp->last == NULL) |
2479 | ipp->attrs = attr; | |
2480 | else | |
2481 | ipp->last->next = attr; | |
2482 | ||
2483 | ipp->last = attr; | |
2484 | } | |
2485 | ||
757d2cad | 2486 | DEBUG_printf(("_ippAddAttr(): %p\n", attr)); |
ef416fc2 | 2487 | |
2488 | return (attr); | |
2489 | } | |
2490 | ||
2491 | ||
2492 | /* | |
757d2cad | 2493 | * '_ippFreeAttr()' - Free an attribute. |
ef416fc2 | 2494 | */ |
2495 | ||
2496 | void | |
757d2cad | 2497 | _ippFreeAttr(ipp_attribute_t *attr) /* I - Attribute to free */ |
ef416fc2 | 2498 | { |
2499 | int i; /* Looping var */ | |
2500 | ipp_value_t *value; /* Current value */ | |
2501 | ||
2502 | ||
757d2cad | 2503 | DEBUG_printf(("_ippFreeAttr(): %p\n", attr)); |
ef416fc2 | 2504 | |
2505 | switch (attr->value_tag) | |
2506 | { | |
2507 | case IPP_TAG_TEXT : | |
2508 | case IPP_TAG_NAME : | |
2509 | case IPP_TAG_KEYWORD : | |
2510 | case IPP_TAG_STRING : | |
2511 | case IPP_TAG_URI : | |
2512 | case IPP_TAG_URISCHEME : | |
2513 | case IPP_TAG_CHARSET : | |
2514 | case IPP_TAG_LANGUAGE : | |
2515 | case IPP_TAG_MIMETYPE : | |
2516 | for (i = 0, value = attr->values; | |
2517 | i < attr->num_values; | |
2518 | i ++, value ++) | |
757d2cad | 2519 | _cupsStrFree(value->string.text); |
ef416fc2 | 2520 | break; |
2521 | ||
2522 | case IPP_TAG_TEXTLANG : | |
2523 | case IPP_TAG_NAMELANG : | |
2524 | for (i = 0, value = attr->values; | |
2525 | i < attr->num_values; | |
2526 | i ++, value ++) | |
2527 | { | |
2528 | if (value->string.charset && i == 0) | |
757d2cad | 2529 | _cupsStrFree(value->string.charset); |
2530 | _cupsStrFree(value->string.text); | |
ef416fc2 | 2531 | } |
2532 | break; | |
2533 | ||
4400e98d | 2534 | case IPP_TAG_INTEGER : |
2535 | case IPP_TAG_ENUM : | |
2536 | case IPP_TAG_BOOLEAN : | |
2537 | case IPP_TAG_DATE : | |
2538 | case IPP_TAG_RESOLUTION : | |
2539 | case IPP_TAG_RANGE : | |
2540 | break; | |
2541 | ||
2542 | case IPP_TAG_BEGIN_COLLECTION : | |
2543 | for (i = 0, value = attr->values; | |
2544 | i < attr->num_values; | |
2545 | i ++, value ++) | |
2546 | ippDelete(value->collection); | |
2547 | break; | |
2548 | ||
ef416fc2 | 2549 | default : |
4400e98d | 2550 | if (!((int)attr->value_tag & IPP_TAG_COPY)) |
2551 | { | |
2552 | for (i = 0, value = attr->values; | |
2553 | i < attr->num_values; | |
2554 | i ++, value ++) | |
2555 | if (value->unknown.data) | |
2556 | free(value->unknown.data); | |
2557 | } | |
2558 | break; | |
ef416fc2 | 2559 | } |
2560 | ||
fa73b229 | 2561 | if (attr->name) |
757d2cad | 2562 | _cupsStrFree(attr->name); |
ef416fc2 | 2563 | |
2564 | free(attr); | |
2565 | } | |
2566 | ||
2567 | ||
2568 | /* | |
2569 | * 'ipp_length()' - Compute the length of an IPP message or collection value. | |
2570 | */ | |
2571 | ||
2572 | static size_t /* O - Size of IPP message */ | |
2573 | ipp_length(ipp_t *ipp, /* I - IPP message or collection */ | |
2574 | int collection) /* I - 1 if a collection, 0 otherwise */ | |
2575 | { | |
2576 | int i; /* Looping var */ | |
2577 | int bytes; /* Number of bytes */ | |
2578 | ipp_attribute_t *attr; /* Current attribute */ | |
2579 | ipp_tag_t group; /* Current group */ | |
2580 | ipp_value_t *value; /* Current value */ | |
2581 | ||
2582 | ||
2583 | if (ipp == NULL) | |
2584 | return (0); | |
2585 | ||
2586 | /* | |
2587 | * Start with 8 bytes for the IPP message header... | |
2588 | */ | |
2589 | ||
2590 | bytes = collection ? 0 : 8; | |
2591 | ||
2592 | /* | |
2593 | * Then add the lengths of each attribute... | |
2594 | */ | |
2595 | ||
2596 | group = IPP_TAG_ZERO; | |
2597 | ||
2598 | for (attr = ipp->attrs; attr != NULL; attr = attr->next) | |
2599 | { | |
2600 | if (attr->group_tag != group && !collection) | |
2601 | { | |
2602 | group = attr->group_tag; | |
2603 | if (group == IPP_TAG_ZERO) | |
2604 | continue; | |
2605 | ||
2606 | bytes ++; /* Group tag */ | |
2607 | } | |
2608 | ||
2609 | if (!attr->name) | |
2610 | continue; | |
2611 | ||
2612 | DEBUG_printf(("attr->name = %s, attr->num_values = %d, bytes = %d\n", | |
2613 | attr->name, attr->num_values, bytes)); | |
2614 | ||
b86bc4cf | 2615 | bytes += (int)strlen(attr->name); /* Name */ |
ef416fc2 | 2616 | bytes += attr->num_values; /* Value tag for each value */ |
2617 | bytes += 2 * attr->num_values; /* Name lengths */ | |
2618 | bytes += 2 * attr->num_values; /* Value lengths */ | |
2619 | ||
2620 | if (collection) | |
2621 | bytes += 5; /* Add membername overhead */ | |
2622 | ||
2623 | switch (attr->value_tag & ~IPP_TAG_COPY) | |
2624 | { | |
2625 | case IPP_TAG_INTEGER : | |
2626 | case IPP_TAG_ENUM : | |
2627 | bytes += 4 * attr->num_values; | |
2628 | break; | |
2629 | ||
2630 | case IPP_TAG_BOOLEAN : | |
2631 | bytes += attr->num_values; | |
2632 | break; | |
2633 | ||
2634 | case IPP_TAG_TEXT : | |
2635 | case IPP_TAG_NAME : | |
2636 | case IPP_TAG_KEYWORD : | |
2637 | case IPP_TAG_STRING : | |
2638 | case IPP_TAG_URI : | |
2639 | case IPP_TAG_URISCHEME : | |
2640 | case IPP_TAG_CHARSET : | |
2641 | case IPP_TAG_LANGUAGE : | |
2642 | case IPP_TAG_MIMETYPE : | |
2643 | for (i = 0, value = attr->values; | |
2644 | i < attr->num_values; | |
2645 | i ++, value ++) | |
2646 | if (value->string.text != NULL) | |
b86bc4cf | 2647 | bytes += (int)strlen(value->string.text); |
ef416fc2 | 2648 | break; |
2649 | ||
2650 | case IPP_TAG_DATE : | |
2651 | bytes += 11 * attr->num_values; | |
2652 | break; | |
2653 | ||
2654 | case IPP_TAG_RESOLUTION : | |
2655 | bytes += 9 * attr->num_values; | |
2656 | break; | |
2657 | ||
2658 | case IPP_TAG_RANGE : | |
2659 | bytes += 8 * attr->num_values; | |
2660 | break; | |
2661 | ||
2662 | case IPP_TAG_TEXTLANG : | |
2663 | case IPP_TAG_NAMELANG : | |
2664 | bytes += 4 * attr->num_values;/* Charset + text length */ | |
2665 | ||
2666 | for (i = 0, value = attr->values; | |
2667 | i < attr->num_values; | |
2668 | i ++, value ++) | |
2669 | { | |
2670 | if (value->string.charset != NULL) | |
b86bc4cf | 2671 | bytes += (int)strlen(value->string.charset); |
ef416fc2 | 2672 | |
2673 | if (value->string.text != NULL) | |
b86bc4cf | 2674 | bytes += (int)strlen(value->string.text); |
ef416fc2 | 2675 | } |
2676 | break; | |
2677 | ||
2678 | case IPP_TAG_BEGIN_COLLECTION : | |
2679 | for (i = 0, value = attr->values; | |
2680 | i < attr->num_values; | |
2681 | i ++, value ++) | |
b86bc4cf | 2682 | bytes += (int)ipp_length(value->collection, 1); |
ef416fc2 | 2683 | break; |
2684 | ||
2685 | default : | |
2686 | for (i = 0, value = attr->values; | |
2687 | i < attr->num_values; | |
2688 | i ++, value ++) | |
4400e98d | 2689 | bytes += value->unknown.length; |
ef416fc2 | 2690 | break; |
2691 | } | |
2692 | } | |
2693 | ||
2694 | /* | |
2695 | * Finally, add 1 byte for the "end of attributes" tag or 5 bytes | |
2696 | * for the "end of collection" tag and return... | |
2697 | */ | |
2698 | ||
2699 | if (collection) | |
2700 | bytes += 5; | |
2701 | else | |
2702 | bytes ++; | |
2703 | ||
2704 | DEBUG_printf(("bytes = %d\n", bytes)); | |
2705 | ||
2706 | return (bytes); | |
2707 | } | |
2708 | ||
2709 | ||
2710 | /* | |
2711 | * 'ipp_read_http()' - Semi-blocking read on a HTTP connection... | |
2712 | */ | |
2713 | ||
a4d04587 | 2714 | static ssize_t /* O - Number of bytes read */ |
ef416fc2 | 2715 | ipp_read_http(http_t *http, /* I - Client connection */ |
2716 | ipp_uchar_t *buffer, /* O - Buffer for data */ | |
a4d04587 | 2717 | size_t length) /* I - Total length */ |
ef416fc2 | 2718 | { |
2719 | int tbytes, /* Total bytes read */ | |
2720 | bytes; /* Bytes read this pass */ | |
2721 | char len[32]; /* Length string */ | |
2722 | ||
2723 | ||
2724 | DEBUG_printf(("ipp_read_http(http=%p, buffer=%p, length=%d)\n", | |
2725 | http, buffer, length)); | |
2726 | ||
2727 | /* | |
2728 | * Loop until all bytes are read... | |
2729 | */ | |
2730 | ||
b86bc4cf | 2731 | for (tbytes = 0, bytes = 0; tbytes < (int)length; tbytes += bytes, buffer += bytes) |
ef416fc2 | 2732 | { |
2733 | DEBUG_printf(("tbytes = %d, http->state = %d\n", tbytes, http->state)); | |
2734 | ||
2735 | if (http->state == HTTP_WAITING) | |
2736 | break; | |
2737 | ||
2738 | if (http->used > 0 && http->data_encoding == HTTP_ENCODE_LENGTH) | |
2739 | { | |
2740 | /* | |
2741 | * Do "fast read" from HTTP buffer directly... | |
2742 | */ | |
2743 | ||
b86bc4cf | 2744 | if (http->used > (int)(length - tbytes)) |
2745 | bytes = (int)(length - tbytes); | |
ef416fc2 | 2746 | else |
2747 | bytes = http->used; | |
2748 | ||
2749 | if (bytes == 1) | |
2750 | buffer[0] = http->buffer[0]; | |
2751 | else | |
2752 | memcpy(buffer, http->buffer, bytes); | |
2753 | ||
2754 | http->used -= bytes; | |
2755 | http->data_remaining -= bytes; | |
2756 | ||
2757 | if (http->data_remaining <= INT_MAX) | |
2758 | http->_data_remaining = (int)http->data_remaining; | |
2759 | else | |
2760 | http->_data_remaining = INT_MAX; | |
2761 | ||
2762 | if (http->used > 0) | |
2763 | memmove(http->buffer, http->buffer + bytes, http->used); | |
2764 | ||
2765 | if (http->data_remaining == 0) | |
2766 | { | |
2767 | if (http->data_encoding == HTTP_ENCODE_CHUNKED) | |
2768 | { | |
2769 | /* | |
2770 | * Get the trailing CR LF after the chunk... | |
2771 | */ | |
2772 | ||
2773 | if (!httpGets(len, sizeof(len), http)) | |
2774 | return (-1); | |
2775 | } | |
2776 | ||
2777 | if (http->data_encoding != HTTP_ENCODE_CHUNKED) | |
2778 | { | |
2779 | if (http->state == HTTP_POST_RECV) | |
2780 | http->state ++; | |
2781 | else | |
2782 | http->state = HTTP_WAITING; | |
2783 | } | |
2784 | } | |
2785 | } | |
2786 | else | |
2787 | { | |
2788 | /* | |
2789 | * Wait a maximum of 1 second for data... | |
2790 | */ | |
2791 | ||
2792 | if (!http->blocking) | |
2793 | { | |
2794 | /* | |
ed486911 | 2795 | * Wait up to 10 seconds for more data on non-blocking sockets... |
ef416fc2 | 2796 | */ |
2797 | ||
ed486911 | 2798 | if (!httpWait(http, 10000)) |
ef416fc2 | 2799 | { |
2800 | /* | |
2801 | * Signal no data... | |
2802 | */ | |
2803 | ||
2804 | bytes = -1; | |
2805 | break; | |
2806 | } | |
2807 | } | |
2808 | ||
a4d04587 | 2809 | if ((bytes = httpRead2(http, (char *)buffer, length - tbytes)) <= 0) |
ef416fc2 | 2810 | break; |
2811 | } | |
2812 | } | |
2813 | ||
2814 | /* | |
2815 | * Return the number of bytes read... | |
2816 | */ | |
2817 | ||
2818 | if (tbytes == 0 && bytes < 0) | |
2819 | tbytes = -1; | |
2820 | ||
2821 | DEBUG_printf(("returning %d bytes...\n", tbytes)); | |
2822 | ||
2823 | return (tbytes); | |
2824 | } | |
2825 | ||
2826 | ||
2827 | /* | |
2828 | * 'ipp_read_file()' - Read IPP data from a file. | |
2829 | */ | |
2830 | ||
a4d04587 | 2831 | static ssize_t /* O - Number of bytes read */ |
ef416fc2 | 2832 | ipp_read_file(int *fd, /* I - File descriptor */ |
2833 | ipp_uchar_t *buffer, /* O - Read buffer */ | |
a4d04587 | 2834 | size_t length) /* I - Number of bytes to read */ |
ef416fc2 | 2835 | { |
b86bc4cf | 2836 | #ifdef WIN32 |
2837 | return ((ssize_t)read(*fd, buffer, (unsigned)length)); | |
2838 | #else | |
ef416fc2 | 2839 | return (read(*fd, buffer, length)); |
b86bc4cf | 2840 | #endif /* WIN32 */ |
ef416fc2 | 2841 | } |
2842 | ||
2843 | ||
2844 | /* | |
2845 | * 'ipp_write_file()' - Write IPP data to a file. | |
2846 | */ | |
2847 | ||
a4d04587 | 2848 | static ssize_t /* O - Number of bytes written */ |
ef416fc2 | 2849 | ipp_write_file(int *fd, /* I - File descriptor */ |
2850 | ipp_uchar_t *buffer, /* I - Data to write */ | |
a4d04587 | 2851 | size_t length) /* I - Number of bytes to write */ |
ef416fc2 | 2852 | { |
b86bc4cf | 2853 | #ifdef WIN32 |
2854 | return ((ssize_t)write(*fd, buffer, (unsigned)length)); | |
2855 | #else | |
ef416fc2 | 2856 | return (write(*fd, buffer, length)); |
b86bc4cf | 2857 | #endif /* WIN32 */ |
ef416fc2 | 2858 | } |
2859 | ||
2860 | ||
80ca4592 | 2861 | #ifdef __linux |
ef416fc2 | 2862 | /* |
80ca4592 | 2863 | * The following symbol definitions are provided only for KDE |
2864 | * compatibility during the CUPS 1.2 testing period and will be | |
2865 | * removed in a future release of CUPS. These are PRIVATE APIs | |
2866 | * from CUPS 1.1.x that the KDE developers chose to use... | |
2867 | */ | |
2868 | ||
2869 | ipp_attribute_t * /* O - New attribute */ | |
89d46774 | 2870 | _ipp_add_attr(ipp_t *ipp, /* I - IPP message */ |
2871 | int num_values) /* I - Number of values */ | |
80ca4592 | 2872 | { |
2873 | return (_ippAddAttr(ipp, num_values)); | |
2874 | } | |
2875 | ||
2876 | void | |
89d46774 | 2877 | _ipp_free_attr(ipp_attribute_t *attr) /* I - Attribute to free */ |
80ca4592 | 2878 | { |
2879 | _ippFreeAttr(attr); | |
2880 | } | |
2881 | #endif /* __linux */ | |
2882 | ||
2883 | ||
2884 | /* | |
bc44d920 | 2885 | * End of "$Id: ipp.c 6649 2007-07-11 21:46:42Z mike $". |
ef416fc2 | 2886 | */ |