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ef416fc2 | 1 | /* |
b19ccc9e | 2 | * "$Id: ipp.c 7847 2008-08-19 04:22:14Z mike $" |
ef416fc2 | 3 | * |
4 | * Internet Printing Protocol support functions for the Common UNIX | |
5 | * Printing System (CUPS). | |
6 | * | |
c168a833 | 7 | * Copyright 2007-2009 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 | ||
1f6f3dbc MS |
78 | static unsigned char *ipp_buffer_get(void); |
79 | static void ipp_buffer_release(unsigned char *b); | |
ef416fc2 | 80 | static size_t ipp_length(ipp_t *ipp, int collection); |
a4d04587 | 81 | static ssize_t ipp_read_http(http_t *http, ipp_uchar_t *buffer, |
82 | size_t length); | |
83 | static ssize_t ipp_read_file(int *fd, ipp_uchar_t *buffer, | |
84 | size_t length); | |
85 | static ssize_t ipp_write_file(int *fd, ipp_uchar_t *buffer, | |
86 | size_t length); | |
ef416fc2 | 87 | |
88 | ||
89 | /* | |
90 | * 'ippAddBoolean()' - Add a boolean attribute to an IPP message. | |
91 | */ | |
92 | ||
93 | ipp_attribute_t * /* O - New attribute */ | |
94 | ippAddBoolean(ipp_t *ipp, /* I - IPP message */ | |
95 | ipp_tag_t group, /* I - IPP group */ | |
96 | const char *name, /* I - Name of attribute */ | |
97 | char value) /* I - Value of attribute */ | |
98 | { | |
99 | ipp_attribute_t *attr; /* New attribute */ | |
100 | ||
101 | ||
1ff0402e MS |
102 | DEBUG_printf(("ippAddBoolean(ipp=%p, group=%02x(%s), name=\"%s\", value=%d)\n", |
103 | ipp, group, ippTagString(group), name, value)); | |
ef416fc2 | 104 | |
1ff0402e | 105 | if (!ipp || !name) |
ef416fc2 | 106 | return (NULL); |
107 | ||
757d2cad | 108 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 109 | return (NULL); |
110 | ||
757d2cad | 111 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 112 | attr->group_tag = group; |
113 | attr->value_tag = IPP_TAG_BOOLEAN; | |
114 | attr->values[0].boolean = value; | |
115 | ||
116 | return (attr); | |
117 | } | |
118 | ||
119 | ||
120 | /* | |
121 | * 'ippAddBooleans()' - Add an array of boolean values. | |
122 | */ | |
123 | ||
124 | ipp_attribute_t * /* O - New attribute */ | |
125 | ippAddBooleans(ipp_t *ipp, /* I - IPP message */ | |
126 | ipp_tag_t group, /* I - IPP group */ | |
127 | const char *name, /* I - Name of attribute */ | |
128 | int num_values, /* I - Number of values */ | |
129 | const char *values) /* I - Values */ | |
130 | { | |
131 | int i; /* Looping var */ | |
132 | ipp_attribute_t *attr; /* New attribute */ | |
133 | ipp_value_t *value; /* Current value */ | |
134 | ||
135 | ||
1ff0402e MS |
136 | DEBUG_printf(("ippAddBooleans(ipp=%p, group=%02x(%s), name=\"%s\", " |
137 | "num_values=%d, values=%p)\n", ipp, group, ippTagString(group), | |
138 | name, num_values, values)); | |
ef416fc2 | 139 | |
1ff0402e | 140 | if (!ipp || !name || num_values < 1) |
ef416fc2 | 141 | return (NULL); |
142 | ||
757d2cad | 143 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 144 | return (NULL); |
145 | ||
757d2cad | 146 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 147 | attr->group_tag = group; |
148 | attr->value_tag = IPP_TAG_BOOLEAN; | |
149 | ||
150 | if (values != NULL) | |
151 | for (i = 0, value = attr->values; | |
152 | i < num_values; | |
153 | i ++, value ++) | |
154 | value->boolean = values[i]; | |
155 | ||
156 | return (attr); | |
157 | } | |
158 | ||
159 | ||
160 | /* | |
161 | * 'ippAddCollection()' - Add a collection value. | |
162 | * | |
426c6a59 | 163 | * @since CUPS 1.1.19/Mac OS X 10.3@ |
ef416fc2 | 164 | */ |
165 | ||
166 | ipp_attribute_t * /* O - New attribute */ | |
167 | ippAddCollection(ipp_t *ipp, /* I - IPP message */ | |
168 | ipp_tag_t group, /* I - IPP group */ | |
169 | const char *name, /* I - Name of attribute */ | |
170 | ipp_t *value) /* I - Value */ | |
171 | { | |
172 | ipp_attribute_t *attr; /* New attribute */ | |
173 | ||
174 | ||
1ff0402e MS |
175 | DEBUG_printf(("ippAddCollection(ipp=%p, group=%02x(%s), name=\"%s\", " |
176 | "value=%p)\n", ipp, group, ippTagString(group), name, value)); | |
ef416fc2 | 177 | |
1ff0402e | 178 | if (!ipp || !name) |
ef416fc2 | 179 | return (NULL); |
180 | ||
757d2cad | 181 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 182 | return (NULL); |
183 | ||
757d2cad | 184 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 185 | attr->group_tag = group; |
186 | attr->value_tag = IPP_TAG_BEGIN_COLLECTION; | |
187 | attr->values[0].collection = value; | |
188 | ||
189 | return (attr); | |
190 | } | |
191 | ||
192 | ||
193 | /* | |
194 | * 'ippAddCollections()' - Add an array of collection values. | |
195 | * | |
426c6a59 | 196 | * @since CUPS 1.1.19/Mac OS X 10.3@ |
ef416fc2 | 197 | */ |
198 | ||
199 | ipp_attribute_t * /* O - New attribute */ | |
200 | ippAddCollections( | |
201 | ipp_t *ipp, /* I - IPP message */ | |
202 | ipp_tag_t group, /* I - IPP group */ | |
203 | const char *name, /* I - Name of attribute */ | |
204 | int num_values, /* I - Number of values */ | |
205 | const ipp_t **values) /* I - Values */ | |
206 | { | |
207 | int i; /* Looping var */ | |
208 | ipp_attribute_t *attr; /* New attribute */ | |
209 | ipp_value_t *value; /* Current value */ | |
210 | ||
211 | ||
1ff0402e MS |
212 | DEBUG_printf(("ippAddCollections(ipp=%p, group=%02x(%s), name=\"%s\", " |
213 | "num_values=%d, values=%p)\n", ipp, group, ippTagString(group), | |
214 | name, num_values, values)); | |
ef416fc2 | 215 | |
1ff0402e | 216 | if (!ipp || !name || num_values < 1) |
ef416fc2 | 217 | return (NULL); |
218 | ||
757d2cad | 219 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 220 | return (NULL); |
221 | ||
757d2cad | 222 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 223 | attr->group_tag = group; |
224 | attr->value_tag = IPP_TAG_BEGIN_COLLECTION; | |
225 | ||
226 | if (values != NULL) | |
227 | for (i = 0, value = attr->values; | |
228 | i < num_values; | |
229 | i ++, value ++) | |
230 | value->collection = (ipp_t *)values[i]; | |
231 | ||
232 | return (attr); | |
233 | } | |
234 | ||
235 | ||
236 | /* | |
237 | * 'ippAddDate()' - Add a date attribute to an IPP message. | |
238 | */ | |
239 | ||
240 | ipp_attribute_t * /* O - New attribute */ | |
241 | ippAddDate(ipp_t *ipp, /* I - IPP message */ | |
242 | ipp_tag_t group, /* I - IPP group */ | |
243 | const char *name, /* I - Name of attribute */ | |
244 | const ipp_uchar_t *value) /* I - Value */ | |
245 | { | |
246 | ipp_attribute_t *attr; /* New attribute */ | |
247 | ||
248 | ||
1ff0402e MS |
249 | DEBUG_printf(("ippAddDate(ipp=%p, group=%02x(%s), name=\"%s\", value=%p)\n", |
250 | ipp, group, ippTagString(group), name, value)); | |
ef416fc2 | 251 | |
1ff0402e | 252 | if (!ipp || !name || !value) |
ef416fc2 | 253 | return (NULL); |
254 | ||
757d2cad | 255 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 256 | return (NULL); |
257 | ||
757d2cad | 258 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 259 | attr->group_tag = group; |
260 | attr->value_tag = IPP_TAG_DATE; | |
261 | memcpy(attr->values[0].date, value, 11); | |
262 | ||
263 | return (attr); | |
264 | } | |
265 | ||
266 | ||
267 | /* | |
268 | * 'ippAddInteger()' - Add a integer attribute to an IPP message. | |
269 | */ | |
270 | ||
271 | ipp_attribute_t * /* O - New attribute */ | |
272 | ippAddInteger(ipp_t *ipp, /* I - IPP message */ | |
273 | ipp_tag_t group, /* I - IPP group */ | |
274 | ipp_tag_t type, /* I - Type of attribute */ | |
275 | const char *name, /* I - Name of attribute */ | |
276 | int value) /* I - Value of attribute */ | |
277 | { | |
278 | ipp_attribute_t *attr; /* New attribute */ | |
279 | ||
280 | ||
1ff0402e MS |
281 | DEBUG_printf(("ippAddInteger(ipp=%p, group=%02x(%s), type=%02x(%s), " |
282 | "name=\"%s\", value=%d)\n", ipp, group, ippTagString(group), | |
283 | type, ippTagString(type), name, value)); | |
ef416fc2 | 284 | |
1ff0402e | 285 | if (!ipp || !name) |
ef416fc2 | 286 | return (NULL); |
287 | ||
757d2cad | 288 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 289 | return (NULL); |
290 | ||
757d2cad | 291 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 292 | attr->group_tag = group; |
293 | attr->value_tag = type; | |
294 | attr->values[0].integer = value; | |
295 | ||
296 | return (attr); | |
297 | } | |
298 | ||
299 | ||
300 | /* | |
301 | * 'ippAddIntegers()' - Add an array of integer values. | |
302 | */ | |
303 | ||
304 | ipp_attribute_t * /* O - New attribute */ | |
305 | ippAddIntegers(ipp_t *ipp, /* I - IPP message */ | |
306 | ipp_tag_t group, /* I - IPP group */ | |
307 | ipp_tag_t type, /* I - Type of attribute */ | |
308 | const char *name, /* I - Name of attribute */ | |
309 | int num_values, /* I - Number of values */ | |
310 | const int *values) /* I - Values */ | |
311 | { | |
312 | int i; /* Looping var */ | |
313 | ipp_attribute_t *attr; /* New attribute */ | |
314 | ipp_value_t *value; /* Current value */ | |
315 | ||
316 | ||
1ff0402e MS |
317 | DEBUG_printf(("ippAddIntegers(ipp=%p, group=%02x(%s), type=%02x(%s), " |
318 | "name=\"%s\", num_values=%d, values=%p)\n", ipp, | |
319 | group, ippTagString(group), type, ippTagString(type), name, | |
320 | num_values, values)); | |
321 | ||
322 | if (!ipp || !name || num_values < 1) | |
ef416fc2 | 323 | return (NULL); |
324 | ||
757d2cad | 325 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 326 | return (NULL); |
327 | ||
757d2cad | 328 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 329 | attr->group_tag = group; |
330 | attr->value_tag = type; | |
331 | ||
332 | if (values != NULL) | |
333 | for (i = 0, value = attr->values; | |
334 | i < num_values; | |
335 | i ++, value ++) | |
336 | value->integer = values[i]; | |
337 | ||
338 | return (attr); | |
339 | } | |
340 | ||
341 | ||
342 | /* | |
343 | * 'ippAddOctetString()' - Add an octetString value to an IPP message. | |
344 | * | |
426c6a59 | 345 | * @since CUPS 1.2/Mac OS X 10.5@ |
ef416fc2 | 346 | */ |
347 | ||
348 | ipp_attribute_t * /* O - New attribute */ | |
349 | ippAddOctetString(ipp_t *ipp, /* I - IPP message */ | |
350 | ipp_tag_t group, /* I - IPP group */ | |
351 | const char *name, /* I - Name of attribute */ | |
352 | const void *data, /* I - octetString data */ | |
353 | int datalen) /* I - Length of data in bytes */ | |
354 | { | |
355 | ipp_attribute_t *attr; /* New attribute */ | |
356 | ||
357 | ||
358 | if (ipp == NULL || name == NULL) | |
359 | return (NULL); | |
360 | ||
757d2cad | 361 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 362 | return (NULL); |
363 | ||
364 | /* | |
365 | * Initialize the attribute data... | |
366 | */ | |
367 | ||
757d2cad | 368 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 369 | attr->group_tag = group; |
370 | attr->value_tag = IPP_TAG_STRING; | |
371 | attr->values[0].unknown.length = datalen; | |
372 | ||
373 | if (data) | |
374 | { | |
91c84a35 MS |
375 | if ((attr->values[0].unknown.data = malloc(datalen)) == NULL) |
376 | { | |
377 | ippDeleteAttribute(ipp, attr); | |
378 | return (NULL); | |
379 | } | |
380 | ||
ef416fc2 | 381 | memcpy(attr->values[0].unknown.data, data, datalen); |
382 | } | |
383 | ||
384 | /* | |
385 | * Return the new attribute... | |
386 | */ | |
387 | ||
388 | return (attr); | |
389 | } | |
390 | ||
391 | ||
392 | /* | |
393 | * 'ippAddString()' - Add a language-encoded string to an IPP message. | |
394 | */ | |
395 | ||
396 | ipp_attribute_t * /* O - New attribute */ | |
397 | ippAddString(ipp_t *ipp, /* I - IPP message */ | |
398 | ipp_tag_t group, /* I - IPP group */ | |
399 | ipp_tag_t type, /* I - Type of attribute */ | |
400 | const char *name, /* I - Name of attribute */ | |
401 | const char *charset, /* I - Character set */ | |
402 | const char *value) /* I - Value */ | |
403 | { | |
404 | ipp_attribute_t *attr; /* New attribute */ | |
4400e98d | 405 | char buffer[1024], /* Language/charset value buffer */ |
406 | *bufptr; /* Pointer into buffer */ | |
ef416fc2 | 407 | |
408 | ||
1ff0402e MS |
409 | DEBUG_printf(("ippAddString(ipp=%p, group=%02x(%s), type=%02x(%s), " |
410 | "name=\"%s\", charset=\"%s\", value=\"%s\")\n", ipp, | |
411 | group, ippTagString(group), type, ippTagString(type), name, | |
412 | charset, value)); | |
413 | ||
414 | if (!ipp || !name) | |
ef416fc2 | 415 | return (NULL); |
416 | ||
757d2cad | 417 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 418 | return (NULL); |
419 | ||
420 | /* | |
421 | * Force value to be English for the POSIX locale... | |
422 | */ | |
423 | ||
4400e98d | 424 | if (type == IPP_TAG_LANGUAGE && !strcasecmp(value, "C")) |
ef416fc2 | 425 | value = "en"; |
426 | ||
ef416fc2 | 427 | /* |
428 | * Convert language values to lowercase and change _ to - as needed... | |
429 | */ | |
430 | ||
4400e98d | 431 | if ((type == IPP_TAG_LANGUAGE || type == IPP_TAG_CHARSET) && value) |
ef416fc2 | 432 | { |
4400e98d | 433 | strlcpy(buffer, value, sizeof(buffer)); |
434 | value = buffer; | |
ef416fc2 | 435 | |
4400e98d | 436 | for (bufptr = buffer; *bufptr; bufptr ++) |
437 | if (*bufptr == '_') | |
438 | *bufptr = '-'; | |
ef416fc2 | 439 | else |
4400e98d | 440 | *bufptr = tolower(*bufptr & 255); |
ef416fc2 | 441 | } |
442 | ||
4400e98d | 443 | /* |
444 | * Initialize the attribute data... | |
445 | */ | |
446 | ||
757d2cad | 447 | attr->name = _cupsStrAlloc(name); |
4400e98d | 448 | attr->group_tag = group; |
449 | attr->value_tag = type; | |
450 | attr->values[0].string.charset = ((int)type & IPP_TAG_COPY) ? (char *)charset : | |
757d2cad | 451 | charset ? _cupsStrAlloc(charset) : NULL; |
4400e98d | 452 | attr->values[0].string.text = ((int)type & IPP_TAG_COPY) ? (char *)value : |
757d2cad | 453 | value ? _cupsStrAlloc(value) : NULL; |
4400e98d | 454 | |
ef416fc2 | 455 | return (attr); |
456 | } | |
457 | ||
458 | ||
459 | /* | |
460 | * 'ippAddStrings()' - Add language-encoded strings to an IPP message. | |
461 | */ | |
462 | ||
463 | ipp_attribute_t * /* O - New attribute */ | |
464 | ippAddStrings( | |
465 | ipp_t *ipp, /* I - IPP message */ | |
466 | ipp_tag_t group, /* I - IPP group */ | |
467 | ipp_tag_t type, /* I - Type of attribute */ | |
468 | const char *name, /* I - Name of attribute */ | |
469 | int num_values, /* I - Number of values */ | |
470 | const char *charset, /* I - Character set */ | |
471 | const char * const *values) /* I - Values */ | |
472 | { | |
473 | int i; /* Looping var */ | |
474 | ipp_attribute_t *attr; /* New attribute */ | |
475 | ipp_value_t *value; /* Current value */ | |
476 | ||
477 | ||
1ff0402e MS |
478 | DEBUG_printf(("ippAddStrings(ipp=%p, group=%02x(%s), type=%02x(%s), " |
479 | "name=\"%s\", num_values=%d, charset=\"%s\", values=%p)\n", ipp, | |
480 | group, ippTagString(group), type, ippTagString(type), name, | |
481 | num_values, charset, values)); | |
482 | ||
483 | if (!ipp || !name || num_values < 1) | |
ef416fc2 | 484 | return (NULL); |
485 | ||
757d2cad | 486 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 487 | return (NULL); |
488 | ||
489 | /* | |
490 | * Initialize the attribute data... | |
491 | */ | |
492 | ||
757d2cad | 493 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 494 | attr->group_tag = group; |
495 | attr->value_tag = type; | |
496 | ||
497 | for (i = 0, value = attr->values; | |
498 | i < num_values; | |
499 | i ++, value ++) | |
500 | { | |
501 | if (i == 0) | |
502 | value->string.charset = ((int)type & IPP_TAG_COPY) ? (char *)charset : | |
757d2cad | 503 | charset ? _cupsStrAlloc(charset) : NULL; |
ef416fc2 | 504 | else |
505 | value->string.charset = attr->values[0].string.charset; | |
506 | ||
507 | if (values != NULL) | |
508 | { | |
509 | /* | |
510 | * Force language to be English for the POSIX locale... | |
511 | */ | |
512 | ||
4400e98d | 513 | if (type == IPP_TAG_LANGUAGE && !strcasecmp(values[i], "C")) |
ef416fc2 | 514 | value->string.text = ((int)type & IPP_TAG_COPY) ? "en" : |
757d2cad | 515 | _cupsStrAlloc("en"); |
ef416fc2 | 516 | else |
517 | value->string.text = ((int)type & IPP_TAG_COPY) ? (char *)values[i] : | |
757d2cad | 518 | _cupsStrAlloc(values[i]); |
ef416fc2 | 519 | } |
520 | } | |
521 | ||
522 | return (attr); | |
523 | } | |
524 | ||
525 | ||
526 | /* | |
527 | * 'ippAddRange()' - Add a range of values to an IPP message. | |
528 | */ | |
529 | ||
530 | ipp_attribute_t * /* O - New attribute */ | |
531 | ippAddRange(ipp_t *ipp, /* I - IPP message */ | |
532 | ipp_tag_t group, /* I - IPP group */ | |
533 | const char *name, /* I - Name of attribute */ | |
534 | int lower, /* I - Lower value */ | |
535 | int upper) /* I - Upper value */ | |
536 | { | |
537 | ipp_attribute_t *attr; /* New attribute */ | |
538 | ||
539 | ||
1ff0402e MS |
540 | DEBUG_printf(("ippAddRange(ipp=%p, group=%02x(%s), name=\"%s\", lower=%d, " |
541 | "upper=%d)\n", ipp, group, ippTagString(group), name, lower, | |
542 | upper)); | |
543 | ||
544 | if (!ipp || !name) | |
ef416fc2 | 545 | return (NULL); |
546 | ||
757d2cad | 547 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 548 | return (NULL); |
549 | ||
757d2cad | 550 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 551 | attr->group_tag = group; |
552 | attr->value_tag = IPP_TAG_RANGE; | |
553 | attr->values[0].range.lower = lower; | |
554 | attr->values[0].range.upper = upper; | |
555 | ||
556 | return (attr); | |
557 | } | |
558 | ||
559 | ||
560 | /* | |
561 | * 'ippAddRanges()' - Add ranges of values to an IPP message. | |
562 | */ | |
563 | ||
564 | ipp_attribute_t * /* O - New attribute */ | |
565 | ippAddRanges(ipp_t *ipp, /* I - IPP message */ | |
566 | ipp_tag_t group, /* I - IPP group */ | |
567 | const char *name, /* I - Name of attribute */ | |
568 | int num_values, /* I - Number of values */ | |
569 | const int *lower, /* I - Lower values */ | |
570 | const int *upper) /* I - Upper values */ | |
571 | { | |
572 | int i; /* Looping var */ | |
573 | ipp_attribute_t *attr; /* New attribute */ | |
574 | ipp_value_t *value; /* Current value */ | |
575 | ||
576 | ||
1ff0402e MS |
577 | DEBUG_printf(("ippAddRanges(ipp=%p, group=%02x(%s), name=\"%s\", " |
578 | "num_values=%d, lower=%p, upper=%p)\n", ipp, group, | |
579 | ippTagString(group), name, num_values, lower, upper)); | |
580 | ||
581 | if (!ipp || !name || num_values < 1) | |
ef416fc2 | 582 | return (NULL); |
583 | ||
757d2cad | 584 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 585 | return (NULL); |
586 | ||
757d2cad | 587 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 588 | attr->group_tag = group; |
589 | attr->value_tag = IPP_TAG_RANGE; | |
590 | ||
591 | if (lower != NULL && upper != NULL) | |
592 | for (i = 0, value = attr->values; | |
593 | i < num_values; | |
594 | i ++, value ++) | |
595 | { | |
596 | value->range.lower = lower[i]; | |
597 | value->range.upper = upper[i]; | |
598 | } | |
599 | ||
600 | return (attr); | |
601 | } | |
602 | ||
603 | ||
604 | /* | |
605 | * 'ippAddResolution()' - Add a resolution value to an IPP message. | |
606 | */ | |
607 | ||
608 | ipp_attribute_t * /* O - New attribute */ | |
609 | ippAddResolution(ipp_t *ipp, /* I - IPP message */ | |
610 | ipp_tag_t group, /* I - IPP group */ | |
611 | const char *name, /* I - Name of attribute */ | |
612 | ipp_res_t units, /* I - Units for resolution */ | |
613 | int xres, /* I - X resolution */ | |
614 | int yres) /* I - Y resolution */ | |
615 | { | |
616 | ipp_attribute_t *attr; /* New attribute */ | |
617 | ||
618 | ||
1ff0402e MS |
619 | DEBUG_printf(("ippAddResolution(ipp=%p, group=%02x(%s), name=\"%s\", " |
620 | "units=%d, xres=%d, yres=%d)\n", ipp, group, | |
621 | ippTagString(group), name, units, xres, yres)); | |
622 | ||
623 | if (!ipp || !name) | |
ef416fc2 | 624 | return (NULL); |
625 | ||
757d2cad | 626 | if ((attr = _ippAddAttr(ipp, 1)) == NULL) |
ef416fc2 | 627 | return (NULL); |
628 | ||
757d2cad | 629 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 630 | attr->group_tag = group; |
631 | attr->value_tag = IPP_TAG_RESOLUTION; | |
632 | attr->values[0].resolution.xres = xres; | |
633 | attr->values[0].resolution.yres = yres; | |
634 | attr->values[0].resolution.units = units; | |
635 | ||
636 | return (attr); | |
637 | } | |
638 | ||
639 | ||
640 | /* | |
641 | * 'ippAddResolutions()' - Add resolution values to an IPP message. | |
642 | */ | |
643 | ||
644 | ipp_attribute_t * /* O - New attribute */ | |
645 | ippAddResolutions(ipp_t *ipp, /* I - IPP message */ | |
646 | ipp_tag_t group, /* I - IPP group */ | |
647 | const char *name, /* I - Name of attribute */ | |
648 | int num_values,/* I - Number of values */ | |
649 | ipp_res_t units, /* I - Units for resolution */ | |
650 | const int *xres, /* I - X resolutions */ | |
651 | const int *yres) /* I - Y resolutions */ | |
652 | { | |
653 | int i; /* Looping var */ | |
654 | ipp_attribute_t *attr; /* New attribute */ | |
655 | ipp_value_t *value; /* Current value */ | |
656 | ||
657 | ||
1ff0402e MS |
658 | DEBUG_printf(("ippAddResolutions(ipp=%p, group=%02x(%s), name=\"%s\", " |
659 | "num_value=%d, units=%d, xres=%p, yres=%p)\n", ipp, group, | |
660 | ippTagString(group), name, num_values, units, xres, yres)); | |
661 | ||
662 | if (!ipp || !name || num_values < 1) | |
ef416fc2 | 663 | return (NULL); |
664 | ||
757d2cad | 665 | if ((attr = _ippAddAttr(ipp, num_values)) == NULL) |
ef416fc2 | 666 | return (NULL); |
667 | ||
757d2cad | 668 | attr->name = _cupsStrAlloc(name); |
ef416fc2 | 669 | attr->group_tag = group; |
670 | attr->value_tag = IPP_TAG_RESOLUTION; | |
671 | ||
672 | if (xres != NULL && yres != NULL) | |
673 | for (i = 0, value = attr->values; | |
674 | i < num_values; | |
675 | i ++, value ++) | |
676 | { | |
677 | value->resolution.xres = xres[i]; | |
678 | value->resolution.yres = yres[i]; | |
679 | value->resolution.units = units; | |
680 | } | |
681 | ||
682 | return (attr); | |
683 | } | |
684 | ||
685 | ||
686 | /* | |
687 | * 'ippAddSeparator()' - Add a group separator to an IPP message. | |
688 | */ | |
689 | ||
690 | ipp_attribute_t * /* O - New attribute */ | |
691 | ippAddSeparator(ipp_t *ipp) /* I - IPP message */ | |
692 | { | |
693 | ipp_attribute_t *attr; /* New attribute */ | |
694 | ||
695 | ||
1ff0402e | 696 | DEBUG_printf(("ippAddSeparator(ipp=%p)\n", ipp)); |
ef416fc2 | 697 | |
1ff0402e | 698 | if (!ipp) |
ef416fc2 | 699 | return (NULL); |
700 | ||
757d2cad | 701 | if ((attr = _ippAddAttr(ipp, 0)) == NULL) |
ef416fc2 | 702 | return (NULL); |
703 | ||
704 | attr->group_tag = IPP_TAG_ZERO; | |
705 | attr->value_tag = IPP_TAG_ZERO; | |
706 | ||
707 | return (attr); | |
708 | } | |
709 | ||
710 | ||
711 | /* | |
712 | * 'ippDateToTime()' - Convert from RFC 1903 Date/Time format to UNIX time | |
713 | * in seconds. | |
714 | */ | |
715 | ||
716 | time_t /* O - UNIX time value */ | |
717 | ippDateToTime(const ipp_uchar_t *date) /* I - RFC 1903 date info */ | |
718 | { | |
719 | struct tm unixdate; /* UNIX date/time info */ | |
720 | time_t t; /* Computed time */ | |
721 | ||
722 | ||
1ff0402e MS |
723 | if (!date) |
724 | return (0); | |
725 | ||
ef416fc2 | 726 | memset(&unixdate, 0, sizeof(unixdate)); |
727 | ||
728 | /* | |
729 | * RFC-1903 date/time format is: | |
730 | * | |
731 | * Byte(s) Description | |
732 | * ------- ----------- | |
733 | * 0-1 Year (0 to 65535) | |
734 | * 2 Month (1 to 12) | |
735 | * 3 Day (1 to 31) | |
736 | * 4 Hours (0 to 23) | |
737 | * 5 Minutes (0 to 59) | |
738 | * 6 Seconds (0 to 60, 60 = "leap second") | |
739 | * 7 Deciseconds (0 to 9) | |
740 | * 8 +/- UTC | |
741 | * 9 UTC hours (0 to 11) | |
742 | * 10 UTC minutes (0 to 59) | |
743 | */ | |
744 | ||
745 | unixdate.tm_year = ((date[0] << 8) | date[1]) - 1900; | |
746 | unixdate.tm_mon = date[2] - 1; | |
747 | unixdate.tm_mday = date[3]; | |
748 | unixdate.tm_hour = date[4]; | |
749 | unixdate.tm_min = date[5]; | |
750 | unixdate.tm_sec = date[6]; | |
751 | ||
752 | t = mktime(&unixdate); | |
753 | ||
754 | if (date[8] == '-') | |
755 | t += date[9] * 3600 + date[10] * 60; | |
756 | else | |
757 | t -= date[9] * 3600 + date[10] * 60; | |
758 | ||
759 | return (t); | |
760 | } | |
761 | ||
762 | ||
763 | /* | |
764 | * 'ippDelete()' - Delete an IPP message. | |
765 | */ | |
766 | ||
767 | void | |
768 | ippDelete(ipp_t *ipp) /* I - IPP message */ | |
769 | { | |
770 | ipp_attribute_t *attr, /* Current attribute */ | |
771 | *next; /* Next attribute */ | |
772 | ||
773 | ||
1ff0402e | 774 | DEBUG_printf(("ippDelete(ipp=%p)\n", ipp)); |
ef416fc2 | 775 | |
1ff0402e | 776 | if (!ipp) |
ef416fc2 | 777 | return; |
778 | ||
779 | for (attr = ipp->attrs; attr != NULL; attr = next) | |
780 | { | |
781 | next = attr->next; | |
757d2cad | 782 | _ippFreeAttr(attr); |
ef416fc2 | 783 | } |
784 | ||
785 | free(ipp); | |
786 | } | |
787 | ||
788 | ||
789 | /* | |
790 | * 'ippDeleteAttribute()' - Delete a single attribute in an IPP message. | |
791 | * | |
426c6a59 | 792 | * @since CUPS 1.1.19/Mac OS X 10.3@ |
ef416fc2 | 793 | */ |
794 | ||
795 | void | |
796 | ippDeleteAttribute( | |
797 | ipp_t *ipp, /* I - IPP message */ | |
798 | ipp_attribute_t *attr) /* I - Attribute to delete */ | |
799 | { | |
800 | ipp_attribute_t *current, /* Current attribute */ | |
801 | *prev; /* Previous attribute */ | |
802 | ||
803 | ||
1ff0402e MS |
804 | DEBUG_printf(("ippDeleteAttribute(ipp=%p, attr=%p)\n", ipp, attr)); |
805 | ||
ef416fc2 | 806 | /* |
807 | * Find the attribute in the list... | |
808 | */ | |
809 | ||
810 | for (current = ipp->attrs, prev = NULL; | |
811 | current != NULL && current != attr; | |
812 | prev = current, current = current->next); | |
813 | ||
814 | if (current) | |
815 | { | |
816 | /* | |
817 | * Found it, remove the attribute from the list... | |
818 | */ | |
819 | ||
820 | if (prev) | |
821 | prev->next = current->next; | |
822 | else | |
823 | ipp->attrs = current->next; | |
824 | ||
825 | if (current == ipp->last) | |
826 | ipp->last = prev; | |
827 | ||
828 | /* | |
829 | * Free memory used by the attribute... | |
830 | */ | |
831 | ||
757d2cad | 832 | _ippFreeAttr(current); |
ef416fc2 | 833 | } |
834 | } | |
835 | ||
836 | ||
837 | /* | |
838 | * 'ippFindAttribute()' - Find a named attribute in a request... | |
839 | */ | |
840 | ||
841 | ipp_attribute_t * /* O - Matching attribute */ | |
842 | ippFindAttribute(ipp_t *ipp, /* I - IPP message */ | |
843 | const char *name, /* I - Name of attribute */ | |
844 | ipp_tag_t type) /* I - Type of attribute */ | |
845 | { | |
1ff0402e MS |
846 | DEBUG_printf(("ippFindAttribute(ipp=%p, name=\"%s\", type=%02x(%s))\n", ipp, |
847 | name, type, ippTagString(type))); | |
ef416fc2 | 848 | |
1ff0402e | 849 | if (!ipp || !name) |
ef416fc2 | 850 | return (NULL); |
851 | ||
852 | /* | |
853 | * Reset the current pointer... | |
854 | */ | |
855 | ||
856 | ipp->current = NULL; | |
857 | ||
858 | /* | |
859 | * Search for the attribute... | |
860 | */ | |
861 | ||
862 | return (ippFindNextAttribute(ipp, name, type)); | |
863 | } | |
864 | ||
865 | ||
866 | /* | |
867 | * 'ippFindNextAttribute()' - Find the next named attribute in a request... | |
868 | */ | |
869 | ||
870 | ipp_attribute_t * /* O - Matching attribute */ | |
871 | ippFindNextAttribute(ipp_t *ipp, /* I - IPP message */ | |
872 | const char *name, /* I - Name of attribute */ | |
873 | ipp_tag_t type) /* I - Type of attribute */ | |
874 | { | |
875 | ipp_attribute_t *attr; /* Current atttribute */ | |
876 | ipp_tag_t value_tag; /* Value tag */ | |
877 | ||
878 | ||
1ff0402e MS |
879 | DEBUG_printf(("ippFindNextAttribute(ipp=%p, name=\"%s\", type=%02x(%s))\n", |
880 | ipp, name, type, ippTagString(type))); | |
ef416fc2 | 881 | |
1ff0402e | 882 | if (!ipp || !name) |
ef416fc2 | 883 | return (NULL); |
884 | ||
885 | if (ipp->current) | |
886 | { | |
887 | ipp->prev = ipp->current; | |
888 | attr = ipp->current->next; | |
889 | } | |
890 | else | |
891 | { | |
892 | ipp->prev = NULL; | |
893 | attr = ipp->attrs; | |
894 | } | |
895 | ||
896 | for (; attr != NULL; ipp->prev = attr, attr = attr->next) | |
897 | { | |
1ff0402e | 898 | DEBUG_printf(("ippFindAttribute: attr=%p, name=\"%s\"\n", attr, |
ef416fc2 | 899 | attr->name)); |
900 | ||
901 | value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK); | |
902 | ||
903 | if (attr->name != NULL && strcasecmp(attr->name, name) == 0 && | |
904 | (value_tag == type || type == IPP_TAG_ZERO || | |
905 | (value_tag == IPP_TAG_TEXTLANG && type == IPP_TAG_TEXT) || | |
906 | (value_tag == IPP_TAG_NAMELANG && type == IPP_TAG_NAME))) | |
907 | { | |
908 | ipp->current = attr; | |
909 | ||
910 | return (attr); | |
911 | } | |
912 | } | |
913 | ||
914 | ipp->current = NULL; | |
915 | ipp->prev = NULL; | |
916 | ||
917 | return (NULL); | |
918 | } | |
919 | ||
920 | ||
921 | /* | |
922 | * 'ippLength()' - Compute the length of an IPP message. | |
923 | */ | |
924 | ||
925 | size_t /* O - Size of IPP message */ | |
926 | ippLength(ipp_t *ipp) /* I - IPP message */ | |
927 | { | |
928 | return (ipp_length(ipp, 0)); | |
929 | } | |
930 | ||
931 | ||
932 | /* | |
933 | * 'ippNew()' - Allocate a new IPP message. | |
934 | */ | |
935 | ||
936 | ipp_t * /* O - New IPP message */ | |
937 | ippNew(void) | |
938 | { | |
939 | ipp_t *temp; /* New IPP message */ | |
940 | ||
941 | ||
942 | DEBUG_puts("ippNew()"); | |
943 | ||
944 | if ((temp = (ipp_t *)calloc(1, sizeof(ipp_t))) != NULL) | |
945 | { | |
946 | /* | |
947 | * Default to IPP 1.1... | |
948 | */ | |
949 | ||
950 | temp->request.any.version[0] = 1; | |
951 | temp->request.any.version[1] = 1; | |
952 | } | |
953 | ||
954 | DEBUG_printf(("ippNew: %p\n", temp)); | |
955 | ||
956 | return (temp); | |
957 | } | |
958 | ||
959 | ||
960 | /* | |
961 | * 'ippNewRequest()' - Allocate a new IPP request message. | |
962 | * | |
963 | * The new request message is initialized with the attributes-charset and | |
964 | * attributes-natural-language attributes added. The | |
965 | * attributes-natural-language value is derived from the current locale. | |
966 | * | |
426c6a59 | 967 | * @since CUPS 1.2/Mac OS X 10.5@ |
ef416fc2 | 968 | */ |
969 | ||
970 | ipp_t * /* O - IPP request message */ | |
971 | ippNewRequest(ipp_op_t op) /* I - Operation code */ | |
972 | { | |
973 | ipp_t *request; /* IPP request message */ | |
974 | cups_lang_t *language; /* Current language localization */ | |
975 | ||
976 | ||
1ff0402e MS |
977 | DEBUG_printf(("ippNewRequest(op=%02x(%s))\n", op, ippOpString(op))); |
978 | ||
ef416fc2 | 979 | /* |
980 | * Create a new IPP message... | |
981 | */ | |
982 | ||
983 | if ((request = ippNew()) == NULL) | |
984 | return (NULL); | |
985 | ||
986 | /* | |
987 | * Set the operation and request ID... | |
988 | */ | |
989 | ||
990 | request->request.op.operation_id = op; | |
991 | request->request.op.request_id = 1; | |
992 | ||
993 | /* | |
994 | * Use UTF-8 as the character set... | |
995 | */ | |
996 | ||
997 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET, | |
998 | "attributes-charset", NULL, "utf-8"); | |
999 | ||
1000 | /* | |
1001 | * Get the language from the current locale... | |
1002 | */ | |
1003 | ||
1004 | language = cupsLangDefault(); | |
1005 | ||
1006 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE, | |
1007 | "attributes-natural-language", NULL, language->language); | |
1008 | ||
1009 | /* | |
1010 | * Return the new request... | |
1011 | */ | |
1012 | ||
1013 | return (request); | |
1014 | } | |
1015 | ||
1016 | ||
1017 | /* | |
1018 | * 'ippRead()' - Read data for an IPP message from a HTTP connection. | |
1019 | */ | |
1020 | ||
1021 | ipp_state_t /* O - Current state */ | |
1022 | ippRead(http_t *http, /* I - HTTP connection */ | |
1023 | ipp_t *ipp) /* I - IPP data */ | |
1024 | { | |
1025 | DEBUG_printf(("ippRead(http=%p, ipp=%p), data_remaining=" CUPS_LLFMT "\n", | |
1026 | http, ipp, CUPS_LLCAST (http ? http->data_remaining : -1))); | |
1027 | ||
1ff0402e | 1028 | if (!http) |
ef416fc2 | 1029 | return (IPP_ERROR); |
1030 | ||
ae71f5de MS |
1031 | DEBUG_printf(("ippRead: http->state=%d, http->used=%d\n", http->state, |
1032 | http->used)); | |
ef416fc2 | 1033 | |
ae71f5de MS |
1034 | return (ippReadIO(http, (ipp_iocb_t)ipp_read_http, http->blocking, NULL, |
1035 | ipp)); | |
ef416fc2 | 1036 | } |
1037 | ||
1038 | ||
1039 | /* | |
1040 | * 'ippReadFile()' - Read data for an IPP message from a file. | |
1041 | * | |
426c6a59 | 1042 | * @since CUPS 1.1.19/Mac OS X 10.3@ |
ef416fc2 | 1043 | */ |
1044 | ||
1045 | ipp_state_t /* O - Current state */ | |
1046 | ippReadFile(int fd, /* I - HTTP data */ | |
1047 | ipp_t *ipp) /* I - IPP data */ | |
1048 | { | |
1ff0402e | 1049 | DEBUG_printf(("ippReadFile(fd=%d, ipp=%p)\n", fd, ipp)); |
ef416fc2 | 1050 | |
1051 | return (ippReadIO(&fd, (ipp_iocb_t)ipp_read_file, 1, NULL, ipp)); | |
1052 | } | |
1053 | ||
1054 | ||
1055 | /* | |
1056 | * 'ippReadIO()' - Read data for an IPP message. | |
1057 | * | |
426c6a59 | 1058 | * @since CUPS 1.2/Mac OS X 10.5@ |
ef416fc2 | 1059 | */ |
1060 | ||
1061 | ipp_state_t /* O - Current state */ | |
1062 | ippReadIO(void *src, /* I - Data source */ | |
1063 | ipp_iocb_t cb, /* I - Read callback function */ | |
1064 | int blocking, /* I - Use blocking IO? */ | |
1065 | ipp_t *parent, /* I - Parent request, if any */ | |
1066 | ipp_t *ipp) /* I - IPP data */ | |
1067 | { | |
1068 | int n; /* Length of data */ | |
1f6f3dbc | 1069 | unsigned char *buffer, /* Data buffer */ |
a41f09e2 MS |
1070 | string[IPP_MAX_NAME], |
1071 | /* Small string buffer */ | |
ef416fc2 | 1072 | *bufptr; /* Pointer into buffer */ |
1073 | ipp_attribute_t *attr; /* Current attribute */ | |
1074 | ipp_tag_t tag; /* Current tag */ | |
fa73b229 | 1075 | ipp_tag_t value_tag; /* Current value tag */ |
ef416fc2 | 1076 | ipp_value_t *value; /* Current value */ |
1077 | ||
1078 | ||
ae71f5de MS |
1079 | DEBUG_printf(("ippReadIO(src=%p, cb=%p, blocking=%d, parent=%p, ipp=%p)\n", |
1080 | src, cb, blocking, parent, ipp)); | |
89d46774 | 1081 | DEBUG_printf(("ippReadIO: ipp->state=%d\n", ipp->state)); |
ef416fc2 | 1082 | |
1ff0402e | 1083 | if (!src || !ipp) |
ef416fc2 | 1084 | return (IPP_ERROR); |
1085 | ||
1f6f3dbc MS |
1086 | if ((buffer = ipp_buffer_get()) == NULL) |
1087 | { | |
1088 | DEBUG_puts("ippReadIO: Unable to get read buffer!"); | |
1089 | return (IPP_ERROR); | |
1090 | } | |
1091 | ||
ef416fc2 | 1092 | switch (ipp->state) |
1093 | { | |
1094 | case IPP_IDLE : | |
1095 | ipp->state ++; /* Avoid common problem... */ | |
1096 | ||
1097 | case IPP_HEADER : | |
1098 | if (parent == NULL) | |
1099 | { | |
1100 | /* | |
1101 | * Get the request header... | |
1102 | */ | |
1103 | ||
1f0275e3 | 1104 | if ((*cb)(src, buffer, 8) < 8) |
ef416fc2 | 1105 | { |
1f0275e3 | 1106 | DEBUG_puts("ippReadIO: Unable to read header!"); |
1f6f3dbc | 1107 | ipp_buffer_release(buffer); |
b86bc4cf | 1108 | return (IPP_ERROR); |
ef416fc2 | 1109 | } |
1110 | ||
ef416fc2 | 1111 | /* |
1112 | * Then copy the request header over... | |
1113 | */ | |
1114 | ||
1115 | ipp->request.any.version[0] = buffer[0]; | |
1116 | ipp->request.any.version[1] = buffer[1]; | |
1117 | ipp->request.any.op_status = (buffer[2] << 8) | buffer[3]; | |
1118 | ipp->request.any.request_id = (((((buffer[4] << 8) | buffer[5]) << 8) | | |
1119 | buffer[6]) << 8) | buffer[7]; | |
1120 | ||
1121 | DEBUG_printf(("ippReadIO: version=%d.%d\n", buffer[0], buffer[1])); | |
1122 | DEBUG_printf(("ippReadIO: op_status=%04x\n", | |
1123 | ipp->request.any.op_status)); | |
1124 | DEBUG_printf(("ippReadIO: request_id=%d\n", | |
1125 | ipp->request.any.request_id)); | |
1126 | } | |
1127 | ||
1128 | ipp->state = IPP_ATTRIBUTE; | |
1129 | ipp->current = NULL; | |
1130 | ipp->curtag = IPP_TAG_ZERO; | |
1131 | ipp->prev = ipp->last; | |
1132 | ||
1133 | /* | |
1134 | * If blocking is disabled, stop here... | |
1135 | */ | |
1136 | ||
1137 | if (!blocking) | |
1138 | break; | |
1139 | ||
1140 | case IPP_ATTRIBUTE : | |
b86bc4cf | 1141 | for (;;) |
ef416fc2 | 1142 | { |
b86bc4cf | 1143 | if ((*cb)(src, buffer, 1) < 1) |
1f6f3dbc MS |
1144 | { |
1145 | DEBUG_puts("ippReadIO: Callback returned EOF/error"); | |
1146 | ipp_buffer_release(buffer); | |
b86bc4cf | 1147 | return (IPP_ERROR); |
1f6f3dbc | 1148 | } |
b86bc4cf | 1149 | |
ef416fc2 | 1150 | DEBUG_printf(("ippReadIO: ipp->current=%p, ipp->prev=%p\n", |
1151 | ipp->current, ipp->prev)); | |
1152 | ||
1153 | /* | |
1154 | * Read this attribute... | |
1155 | */ | |
1156 | ||
1157 | tag = (ipp_tag_t)buffer[0]; | |
1158 | ||
1159 | if (tag == IPP_TAG_END) | |
1160 | { | |
1161 | /* | |
1162 | * No more attributes left... | |
1163 | */ | |
1164 | ||
1165 | DEBUG_puts("ippReadIO: IPP_TAG_END!"); | |
1166 | ||
1167 | ipp->state = IPP_DATA; | |
1168 | break; | |
1169 | } | |
1170 | else if (tag < IPP_TAG_UNSUPPORTED_VALUE) | |
1171 | { | |
1172 | /* | |
1173 | * Group tag... Set the current group and continue... | |
1174 | */ | |
1175 | ||
1176 | if (ipp->curtag == tag) | |
1177 | ipp->prev = ippAddSeparator(ipp); | |
1178 | else if (ipp->current) | |
1179 | ipp->prev = ipp->current; | |
1180 | ||
1181 | ipp->curtag = tag; | |
1182 | ipp->current = NULL; | |
1ff0402e MS |
1183 | DEBUG_printf(("ippReadIO: group tag=%x(%s), ipp->prev=%p\n", tag, |
1184 | ippTagString(tag), ipp->prev)); | |
ef416fc2 | 1185 | continue; |
1186 | } | |
1187 | ||
1ff0402e MS |
1188 | DEBUG_printf(("ippReadIO: value tag=%x(%s)\n", tag, |
1189 | ippTagString(tag))); | |
ef416fc2 | 1190 | |
1191 | /* | |
1192 | * Get the name... | |
1193 | */ | |
1194 | ||
1195 | if ((*cb)(src, buffer, 2) < 2) | |
1196 | { | |
1197 | DEBUG_puts("ippReadIO: unable to read name length!"); | |
1f6f3dbc | 1198 | ipp_buffer_release(buffer); |
ef416fc2 | 1199 | return (IPP_ERROR); |
1200 | } | |
1201 | ||
1202 | n = (buffer[0] << 8) | buffer[1]; | |
1203 | ||
1f6f3dbc | 1204 | if (n >= IPP_BUF_SIZE) |
ef416fc2 | 1205 | { |
1206 | DEBUG_printf(("ippReadIO: bad name length %d!\n", n)); | |
1f6f3dbc | 1207 | ipp_buffer_release(buffer); |
ef416fc2 | 1208 | return (IPP_ERROR); |
1209 | } | |
1210 | ||
1ff0402e | 1211 | DEBUG_printf(("ippReadIO: name length=%d\n", n)); |
ef416fc2 | 1212 | |
1213 | if (n == 0 && tag != IPP_TAG_MEMBERNAME && | |
1214 | tag != IPP_TAG_END_COLLECTION) | |
1215 | { | |
1216 | /* | |
1217 | * More values for current attribute... | |
1218 | */ | |
1219 | ||
1220 | if (ipp->current == NULL) | |
1f6f3dbc MS |
1221 | { |
1222 | DEBUG_puts("ippReadIO: Attribute without name and no current"); | |
1223 | ipp_buffer_release(buffer); | |
ef416fc2 | 1224 | return (IPP_ERROR); |
1f6f3dbc | 1225 | } |
ef416fc2 | 1226 | |
fa73b229 | 1227 | attr = ipp->current; |
1228 | value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK); | |
ef416fc2 | 1229 | |
1230 | /* | |
1231 | * Make sure we aren't adding a new value of a different | |
1232 | * type... | |
1233 | */ | |
1234 | ||
fa73b229 | 1235 | if (value_tag == IPP_TAG_ZERO) |
ef416fc2 | 1236 | { |
1237 | /* | |
1238 | * Setting the value of a collection member... | |
1239 | */ | |
1240 | ||
1241 | attr->value_tag = tag; | |
1242 | } | |
1ff0402e MS |
1243 | else if ((value_tag >= IPP_TAG_TEXTLANG && |
1244 | value_tag <= IPP_TAG_MIMETYPE)) | |
ef416fc2 | 1245 | { |
1246 | /* | |
1247 | * String values can sometimes come across in different | |
1248 | * forms; accept sets of differing values... | |
1249 | */ | |
1250 | ||
1ff0402e MS |
1251 | if ((tag < IPP_TAG_TEXTLANG || tag > IPP_TAG_MIMETYPE) && |
1252 | tag != IPP_TAG_NOVALUE) | |
1253 | { | |
1254 | DEBUG_printf(("ippReadIO: 1setOf value tag %x(%s) != %x(%s)\n", | |
1255 | value_tag, ippTagString(value_tag), tag, | |
1256 | ippTagString(tag))); | |
1f6f3dbc | 1257 | ipp_buffer_release(buffer); |
ef416fc2 | 1258 | return (IPP_ERROR); |
1ff0402e | 1259 | } |
ef416fc2 | 1260 | } |
fa73b229 | 1261 | else if (value_tag != tag) |
1ff0402e MS |
1262 | { |
1263 | DEBUG_printf(("ippReadIO: value tag %x(%s) != %x(%s)\n", | |
1264 | value_tag, ippTagString(value_tag), tag, | |
1265 | ippTagString(tag))); | |
1f6f3dbc | 1266 | ipp_buffer_release(buffer); |
ef416fc2 | 1267 | return (IPP_ERROR); |
1ff0402e | 1268 | } |
ef416fc2 | 1269 | |
1270 | /* | |
1271 | * Finally, reallocate the attribute array as needed... | |
1272 | */ | |
1273 | ||
1274 | if (attr->num_values == 1 || | |
1275 | (attr->num_values > 0 && | |
1276 | (attr->num_values & (IPP_MAX_VALUES - 1)) == 0)) | |
1277 | { | |
1278 | ipp_attribute_t *temp; /* Pointer to new buffer */ | |
1279 | ||
1280 | ||
1281 | DEBUG_printf(("ippReadIO: reallocating for up to %d values...\n", | |
1282 | attr->num_values + IPP_MAX_VALUES)); | |
1283 | ||
1284 | /* | |
1285 | * Reallocate memory... | |
1286 | */ | |
1287 | ||
1288 | if ((temp = realloc(attr, sizeof(ipp_attribute_t) + | |
1289 | (attr->num_values + IPP_MAX_VALUES - 1) * | |
1290 | sizeof(ipp_value_t))) == NULL) | |
1f6f3dbc MS |
1291 | { |
1292 | DEBUG_puts("ippReadIO: Unable to resize attribute"); | |
1293 | ipp_buffer_release(buffer); | |
ef416fc2 | 1294 | return (IPP_ERROR); |
1f6f3dbc | 1295 | } |
ef416fc2 | 1296 | |
1297 | if (temp != attr) | |
1298 | { | |
1299 | /* | |
1300 | * Reset pointers in the list... | |
1301 | */ | |
1302 | ||
1303 | if (ipp->prev) | |
1304 | ipp->prev->next = temp; | |
1305 | else | |
1306 | ipp->attrs = temp; | |
1307 | ||
1308 | attr = ipp->current = ipp->last = temp; | |
1309 | } | |
1310 | } | |
1311 | } | |
1312 | else if (tag == IPP_TAG_MEMBERNAME) | |
1313 | { | |
1314 | /* | |
1315 | * Name must be length 0! | |
1316 | */ | |
1317 | ||
1318 | if (n) | |
1319 | { | |
1320 | DEBUG_puts("ippReadIO: member name not empty!"); | |
1f6f3dbc | 1321 | ipp_buffer_release(buffer); |
ef416fc2 | 1322 | return (IPP_ERROR); |
1323 | } | |
1324 | ||
1325 | if (ipp->current) | |
1326 | ipp->prev = ipp->current; | |
1327 | ||
757d2cad | 1328 | attr = ipp->current = _ippAddAttr(ipp, 1); |
ef416fc2 | 1329 | |
1ff0402e MS |
1330 | DEBUG_printf(("ippReadIO: membername, ipp->current=%p, " |
1331 | "ipp->prev=%p\n", ipp->current, ipp->prev)); | |
ef416fc2 | 1332 | |
1333 | attr->group_tag = ipp->curtag; | |
1334 | attr->value_tag = IPP_TAG_ZERO; | |
1335 | attr->num_values = 0; | |
1336 | } | |
1337 | else if (tag != IPP_TAG_END_COLLECTION) | |
1338 | { | |
1339 | /* | |
1340 | * New attribute; read the name and add it... | |
1341 | */ | |
1342 | ||
1343 | if ((*cb)(src, buffer, n) < n) | |
1344 | { | |
1345 | DEBUG_puts("ippReadIO: unable to read name!"); | |
1f6f3dbc | 1346 | ipp_buffer_release(buffer); |
ef416fc2 | 1347 | return (IPP_ERROR); |
1348 | } | |
1349 | ||
1350 | buffer[n] = '\0'; | |
1351 | ||
1352 | if (ipp->current) | |
1353 | ipp->prev = ipp->current; | |
1354 | ||
91c84a35 MS |
1355 | if ((attr = ipp->current = _ippAddAttr(ipp, 1)) == NULL) |
1356 | { | |
1357 | DEBUG_puts("ippReadIO: unable to allocate attribute!"); | |
1f6f3dbc | 1358 | ipp_buffer_release(buffer); |
91c84a35 MS |
1359 | return (IPP_ERROR); |
1360 | } | |
ef416fc2 | 1361 | |
1ff0402e MS |
1362 | DEBUG_printf(("ippReadIO: name=\"%s\", ipp->current=%p, " |
1363 | "ipp->prev=%p\n", buffer, ipp->current, ipp->prev)); | |
ef416fc2 | 1364 | |
1365 | attr->group_tag = ipp->curtag; | |
1366 | attr->value_tag = tag; | |
757d2cad | 1367 | attr->name = _cupsStrAlloc((char *)buffer); |
ef416fc2 | 1368 | attr->num_values = 0; |
1369 | } | |
1370 | else | |
1371 | attr = NULL; | |
1372 | ||
1373 | if (tag != IPP_TAG_END_COLLECTION) | |
1374 | value = attr->values + attr->num_values; | |
1375 | else | |
1376 | value = NULL; | |
1377 | ||
1378 | if ((*cb)(src, buffer, 2) < 2) | |
1379 | { | |
1380 | DEBUG_puts("ippReadIO: unable to read value length!"); | |
1f6f3dbc | 1381 | ipp_buffer_release(buffer); |
ef416fc2 | 1382 | return (IPP_ERROR); |
1383 | } | |
1384 | ||
1385 | n = (buffer[0] << 8) | buffer[1]; | |
1ff0402e | 1386 | DEBUG_printf(("ippReadIO: value length=%d\n", n)); |
ef416fc2 | 1387 | |
1388 | switch (tag) | |
1389 | { | |
1390 | case IPP_TAG_INTEGER : | |
1391 | case IPP_TAG_ENUM : | |
a41f09e2 MS |
1392 | if (n != 4) |
1393 | { | |
1394 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1395 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1396 | return (IPP_ERROR); |
1397 | } | |
1398 | ||
ef416fc2 | 1399 | if ((*cb)(src, buffer, 4) < 4) |
1400 | { | |
1401 | DEBUG_puts("ippReadIO: Unable to read integer value!"); | |
1f6f3dbc | 1402 | ipp_buffer_release(buffer); |
ef416fc2 | 1403 | return (IPP_ERROR); |
1404 | } | |
1405 | ||
1406 | n = (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1407 | buffer[3]; | |
1408 | ||
1409 | value->integer = n; | |
1410 | break; | |
5a738aea | 1411 | |
ef416fc2 | 1412 | case IPP_TAG_BOOLEAN : |
a41f09e2 MS |
1413 | if (n != 1) |
1414 | { | |
1415 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1416 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1417 | return (IPP_ERROR); |
1418 | } | |
1419 | ||
ef416fc2 | 1420 | if ((*cb)(src, buffer, 1) < 1) |
1421 | { | |
1422 | DEBUG_puts("ippReadIO: Unable to read boolean value!"); | |
1f6f3dbc | 1423 | ipp_buffer_release(buffer); |
ef416fc2 | 1424 | return (IPP_ERROR); |
1425 | } | |
1426 | ||
1427 | value->boolean = buffer[0]; | |
1428 | break; | |
5a738aea | 1429 | |
1ff0402e | 1430 | case IPP_TAG_NOVALUE : |
c168a833 MS |
1431 | case IPP_TAG_NOTSETTABLE : |
1432 | case IPP_TAG_DELETEATTR : | |
1433 | case IPP_TAG_ADMINDEFINE : | |
1ff0402e MS |
1434 | if (attr->value_tag == IPP_TAG_NOVALUE) |
1435 | { | |
1436 | if (n == 0) | |
1437 | break; | |
1438 | ||
1439 | attr->value_tag = IPP_TAG_TEXT; | |
1440 | } | |
1441 | ||
ef416fc2 | 1442 | case IPP_TAG_TEXT : |
1443 | case IPP_TAG_NAME : | |
1444 | case IPP_TAG_KEYWORD : | |
ef416fc2 | 1445 | case IPP_TAG_URI : |
1446 | case IPP_TAG_URISCHEME : | |
1447 | case IPP_TAG_CHARSET : | |
1448 | case IPP_TAG_LANGUAGE : | |
1449 | case IPP_TAG_MIMETYPE : | |
1f6f3dbc | 1450 | if (n >= IPP_BUF_SIZE) |
a41f09e2 MS |
1451 | { |
1452 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1453 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1454 | return (IPP_ERROR); |
1455 | } | |
1456 | ||
4400e98d | 1457 | if ((*cb)(src, buffer, n) < n) |
ef416fc2 | 1458 | { |
4400e98d | 1459 | DEBUG_puts("ippReadIO: unable to read name!"); |
1f6f3dbc | 1460 | ipp_buffer_release(buffer); |
ef416fc2 | 1461 | return (IPP_ERROR); |
1462 | } | |
1463 | ||
4400e98d | 1464 | buffer[n] = '\0'; |
757d2cad | 1465 | value->string.text = _cupsStrAlloc((char *)buffer); |
1ff0402e | 1466 | DEBUG_printf(("ippReadIO: value=\"%s\"\n", |
ef416fc2 | 1467 | value->string.text)); |
1468 | break; | |
5a738aea | 1469 | |
ef416fc2 | 1470 | case IPP_TAG_DATE : |
a41f09e2 MS |
1471 | if (n != 11) |
1472 | { | |
1473 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1474 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1475 | return (IPP_ERROR); |
1476 | } | |
1477 | ||
ef416fc2 | 1478 | if ((*cb)(src, value->date, 11) < 11) |
1479 | { | |
1480 | DEBUG_puts("ippReadIO: Unable to date integer value!"); | |
1f6f3dbc | 1481 | ipp_buffer_release(buffer); |
ef416fc2 | 1482 | return (IPP_ERROR); |
1483 | } | |
1484 | break; | |
5a738aea | 1485 | |
ef416fc2 | 1486 | case IPP_TAG_RESOLUTION : |
a41f09e2 MS |
1487 | if (n != 9) |
1488 | { | |
1489 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1490 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1491 | return (IPP_ERROR); |
1492 | } | |
1493 | ||
ef416fc2 | 1494 | if ((*cb)(src, buffer, 9) < 9) |
1495 | { | |
1496 | DEBUG_puts("ippReadIO: Unable to read resolution value!"); | |
1f6f3dbc | 1497 | ipp_buffer_release(buffer); |
ef416fc2 | 1498 | return (IPP_ERROR); |
1499 | } | |
1500 | ||
1501 | value->resolution.xres = | |
1502 | (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1503 | buffer[3]; | |
1504 | value->resolution.yres = | |
1505 | (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) | | |
1506 | buffer[7]; | |
1507 | value->resolution.units = | |
1508 | (ipp_res_t)buffer[8]; | |
1509 | break; | |
5a738aea | 1510 | |
ef416fc2 | 1511 | case IPP_TAG_RANGE : |
a41f09e2 MS |
1512 | if (n != 8) |
1513 | { | |
1514 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1515 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1516 | return (IPP_ERROR); |
1517 | } | |
1518 | ||
ef416fc2 | 1519 | if ((*cb)(src, buffer, 8) < 8) |
1520 | { | |
1521 | DEBUG_puts("ippReadIO: Unable to read range value!"); | |
1f6f3dbc | 1522 | ipp_buffer_release(buffer); |
ef416fc2 | 1523 | return (IPP_ERROR); |
1524 | } | |
1525 | ||
1526 | value->range.lower = | |
1527 | (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1528 | buffer[3]; | |
1529 | value->range.upper = | |
1530 | (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) | | |
1531 | buffer[7]; | |
1532 | break; | |
5a738aea | 1533 | |
ef416fc2 | 1534 | case IPP_TAG_TEXTLANG : |
1535 | case IPP_TAG_NAMELANG : | |
1f6f3dbc | 1536 | if (n >= IPP_BUF_SIZE || n < 4) |
ef416fc2 | 1537 | { |
1538 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1539 | ipp_buffer_release(buffer); |
ef416fc2 | 1540 | return (IPP_ERROR); |
1541 | } | |
1542 | ||
1543 | if ((*cb)(src, buffer, n) < n) | |
1544 | { | |
1545 | DEBUG_puts("ippReadIO: Unable to read string w/language value!"); | |
1f6f3dbc | 1546 | ipp_buffer_release(buffer); |
ef416fc2 | 1547 | return (IPP_ERROR); |
1548 | } | |
1549 | ||
1550 | bufptr = buffer; | |
1551 | ||
1552 | /* | |
1553 | * text-with-language and name-with-language are composite | |
1554 | * values: | |
1555 | * | |
1556 | * charset-length | |
1557 | * charset | |
1558 | * text-length | |
1559 | * text | |
1560 | */ | |
1561 | ||
1562 | n = (bufptr[0] << 8) | bufptr[1]; | |
1563 | ||
1f6f3dbc | 1564 | if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE) || |
a41f09e2 | 1565 | n >= sizeof(string)) |
4400e98d | 1566 | { |
a41f09e2 | 1567 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); |
1f6f3dbc | 1568 | ipp_buffer_release(buffer); |
a41f09e2 | 1569 | return (IPP_ERROR); |
4400e98d | 1570 | } |
a41f09e2 MS |
1571 | |
1572 | memcpy(string, bufptr + 2, n); | |
1573 | string[n] = '\0'; | |
ef416fc2 | 1574 | |
757d2cad | 1575 | value->string.charset = _cupsStrAlloc((char *)string); |
ef416fc2 | 1576 | |
1577 | bufptr += 2 + n; | |
1578 | n = (bufptr[0] << 8) | bufptr[1]; | |
1579 | ||
1f6f3dbc | 1580 | if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE)) |
a41f09e2 MS |
1581 | { |
1582 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1583 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1584 | return (IPP_ERROR); |
1585 | } | |
1586 | ||
4400e98d | 1587 | bufptr[2 + n] = '\0'; |
757d2cad | 1588 | value->string.text = _cupsStrAlloc((char *)bufptr + 2); |
ef416fc2 | 1589 | break; |
1590 | ||
1591 | case IPP_TAG_BEGIN_COLLECTION : | |
1592 | /* | |
1593 | * Oh, boy, here comes a collection value, so read it... | |
1594 | */ | |
1595 | ||
1596 | value->collection = ippNew(); | |
1597 | ||
1598 | if (n > 0) | |
1599 | { | |
1ff0402e MS |
1600 | DEBUG_puts("ippReadIO: begCollection tag with value length " |
1601 | "> 0!"); | |
1f6f3dbc | 1602 | ipp_buffer_release(buffer); |
ef416fc2 | 1603 | return (IPP_ERROR); |
1604 | } | |
1605 | ||
1606 | if (ippReadIO(src, cb, 1, ipp, value->collection) == IPP_ERROR) | |
1607 | { | |
1608 | DEBUG_puts("ippReadIO: Unable to read collection value!"); | |
1f6f3dbc | 1609 | ipp_buffer_release(buffer); |
ef416fc2 | 1610 | return (IPP_ERROR); |
1611 | } | |
1612 | break; | |
1613 | ||
1614 | case IPP_TAG_END_COLLECTION : | |
1f6f3dbc MS |
1615 | ipp_buffer_release(buffer); |
1616 | ||
ef416fc2 | 1617 | if (n > 0) |
1618 | { | |
1ff0402e MS |
1619 | DEBUG_puts("ippReadIO: endCollection tag with value length " |
1620 | "> 0!"); | |
ef416fc2 | 1621 | return (IPP_ERROR); |
1622 | } | |
1623 | ||
1624 | DEBUG_puts("ippReadIO: endCollection tag..."); | |
ef416fc2 | 1625 | return (ipp->state = IPP_DATA); |
1626 | ||
1627 | case IPP_TAG_MEMBERNAME : | |
1628 | /* | |
4400e98d | 1629 | * The value the name of the member in the collection, which |
1630 | * we need to carry over... | |
ef416fc2 | 1631 | */ |
1632 | ||
1f6f3dbc | 1633 | if (n >= IPP_BUF_SIZE) |
a41f09e2 MS |
1634 | { |
1635 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1636 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1637 | return (IPP_ERROR); |
1638 | } | |
1639 | ||
4400e98d | 1640 | if ((*cb)(src, buffer, n) < n) |
ef416fc2 | 1641 | { |
1642 | DEBUG_puts("ippReadIO: Unable to read member name value!"); | |
1f6f3dbc | 1643 | ipp_buffer_release(buffer); |
ef416fc2 | 1644 | return (IPP_ERROR); |
1645 | } | |
1646 | ||
4400e98d | 1647 | buffer[n] = '\0'; |
757d2cad | 1648 | attr->name = _cupsStrAlloc((char *)buffer); |
4400e98d | 1649 | |
ef416fc2 | 1650 | /* |
1651 | * Since collection members are encoded differently than | |
1652 | * regular attributes, make sure we don't start with an | |
1653 | * empty value... | |
1654 | */ | |
1655 | ||
1656 | attr->num_values --; | |
1657 | ||
1ff0402e | 1658 | DEBUG_printf(("ippReadIO: member name=\"%s\"\n", attr->name)); |
ef416fc2 | 1659 | break; |
1660 | ||
1661 | default : /* Other unsupported values */ | |
91c84a35 | 1662 | if (n > IPP_MAX_LENGTH) |
a41f09e2 MS |
1663 | { |
1664 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1665 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1666 | return (IPP_ERROR); |
1667 | } | |
1668 | ||
1f0275e3 MS |
1669 | if (!value) |
1670 | { | |
1671 | DEBUG_puts("ippReadIO: NULL value!"); | |
1f6f3dbc | 1672 | ipp_buffer_release(buffer); |
1f0275e3 MS |
1673 | return (IPP_ERROR); |
1674 | } | |
1675 | ||
ef416fc2 | 1676 | value->unknown.length = n; |
1677 | if (n > 0) | |
1678 | { | |
91c84a35 MS |
1679 | if ((value->unknown.data = malloc(n)) == NULL) |
1680 | { | |
1681 | DEBUG_puts("ippReadIO: Unable to allocate value"); | |
1f6f3dbc | 1682 | ipp_buffer_release(buffer); |
91c84a35 MS |
1683 | return (IPP_ERROR); |
1684 | } | |
1685 | ||
ef416fc2 | 1686 | if ((*cb)(src, value->unknown.data, n) < n) |
1687 | { | |
1688 | DEBUG_puts("ippReadIO: Unable to read unsupported value!"); | |
1f6f3dbc | 1689 | ipp_buffer_release(buffer); |
ef416fc2 | 1690 | return (IPP_ERROR); |
1691 | } | |
1692 | } | |
1693 | else | |
1694 | value->unknown.data = NULL; | |
1695 | break; | |
1696 | } | |
1697 | ||
1698 | attr->num_values ++; | |
1699 | ||
1700 | /* | |
1701 | * If blocking is disabled, stop here... | |
1702 | */ | |
1703 | ||
1704 | if (!blocking) | |
1705 | break; | |
1706 | } | |
1707 | break; | |
1708 | ||
1709 | case IPP_DATA : | |
1710 | break; | |
1711 | ||
1712 | default : | |
1713 | break; /* anti-compiler-warning-code */ | |
1714 | } | |
1715 | ||
89d46774 | 1716 | DEBUG_printf(("ippReadIO: returning ipp->state=%d!\n", ipp->state)); |
1f6f3dbc | 1717 | ipp_buffer_release(buffer); |
89d46774 | 1718 | |
ef416fc2 | 1719 | return (ipp->state); |
1720 | } | |
1721 | ||
1722 | ||
1723 | /* | |
1724 | * 'ippTimeToDate()' - Convert from UNIX time to RFC 1903 format. | |
1725 | */ | |
1726 | ||
1727 | const ipp_uchar_t * /* O - RFC-1903 date/time data */ | |
1728 | ippTimeToDate(time_t t) /* I - UNIX time value */ | |
1729 | { | |
1730 | struct tm *unixdate; /* UNIX unixdate/time info */ | |
1731 | ipp_uchar_t *date = _cupsGlobals()->ipp_date; | |
1732 | /* RFC-1903 date/time data */ | |
1733 | ||
1734 | ||
1735 | /* | |
1736 | * RFC-1903 date/time format is: | |
1737 | * | |
1738 | * Byte(s) Description | |
1739 | * ------- ----------- | |
1740 | * 0-1 Year (0 to 65535) | |
1741 | * 2 Month (1 to 12) | |
1742 | * 3 Day (1 to 31) | |
1743 | * 4 Hours (0 to 23) | |
1744 | * 5 Minutes (0 to 59) | |
1745 | * 6 Seconds (0 to 60, 60 = "leap second") | |
1746 | * 7 Deciseconds (0 to 9) | |
1747 | * 8 +/- UTC | |
1748 | * 9 UTC hours (0 to 11) | |
1749 | * 10 UTC minutes (0 to 59) | |
1750 | */ | |
1751 | ||
1752 | unixdate = gmtime(&t); | |
1753 | unixdate->tm_year += 1900; | |
1754 | ||
1755 | date[0] = unixdate->tm_year >> 8; | |
1756 | date[1] = unixdate->tm_year; | |
1757 | date[2] = unixdate->tm_mon + 1; | |
1758 | date[3] = unixdate->tm_mday; | |
1759 | date[4] = unixdate->tm_hour; | |
1760 | date[5] = unixdate->tm_min; | |
1761 | date[6] = unixdate->tm_sec; | |
1762 | date[7] = 0; | |
1763 | date[8] = '+'; | |
1764 | date[9] = 0; | |
1765 | date[10] = 0; | |
1766 | ||
1767 | return (date); | |
1768 | } | |
1769 | ||
1770 | ||
1771 | /* | |
1772 | * 'ippWrite()' - Write data for an IPP message to a HTTP connection. | |
1773 | */ | |
1774 | ||
1775 | ipp_state_t /* O - Current state */ | |
1776 | ippWrite(http_t *http, /* I - HTTP connection */ | |
1777 | ipp_t *ipp) /* I - IPP data */ | |
1778 | { | |
1ff0402e | 1779 | DEBUG_printf(("ippWrite(http=%p, ipp=%p)\n", http, ipp)); |
ef416fc2 | 1780 | |
1ff0402e | 1781 | if (!http) |
ef416fc2 | 1782 | return (IPP_ERROR); |
1783 | ||
a4d04587 | 1784 | return (ippWriteIO(http, (ipp_iocb_t)httpWrite2, |
ef416fc2 | 1785 | http->blocking, NULL, ipp)); |
1786 | } | |
1787 | ||
1788 | ||
1789 | /* | |
1790 | * 'ippWriteFile()' - Write data for an IPP message to a file. | |
1791 | * | |
426c6a59 | 1792 | * @since CUPS 1.1.19/Mac OS X 10.3@ |
ef416fc2 | 1793 | */ |
1794 | ||
1795 | ipp_state_t /* O - Current state */ | |
1796 | ippWriteFile(int fd, /* I - HTTP data */ | |
1797 | ipp_t *ipp) /* I - IPP data */ | |
1798 | { | |
1ff0402e | 1799 | DEBUG_printf(("ippWriteFile(fd=%d, ipp=%p)\n", fd, ipp)); |
ef416fc2 | 1800 | |
1801 | ipp->state = IPP_IDLE; | |
1802 | ||
1803 | return (ippWriteIO(&fd, (ipp_iocb_t)ipp_write_file, 1, NULL, ipp)); | |
1804 | } | |
1805 | ||
1806 | ||
1807 | /* | |
1808 | * 'ippWriteIO()' - Write data for an IPP message. | |
1809 | * | |
426c6a59 | 1810 | * @since CUPS 1.2/Mac OS X 10.5@ |
ef416fc2 | 1811 | */ |
1812 | ||
1813 | ipp_state_t /* O - Current state */ | |
1814 | ippWriteIO(void *dst, /* I - Destination */ | |
1815 | ipp_iocb_t cb, /* I - Write callback function */ | |
1816 | int blocking, /* I - Use blocking IO? */ | |
1817 | ipp_t *parent, /* I - Parent IPP message */ | |
1818 | ipp_t *ipp) /* I - IPP data */ | |
1819 | { | |
1820 | int i; /* Looping var */ | |
1821 | int n; /* Length of data */ | |
1f6f3dbc | 1822 | unsigned char *buffer, /* Data buffer */ |
ef416fc2 | 1823 | *bufptr; /* Pointer into buffer */ |
1824 | ipp_attribute_t *attr; /* Current attribute */ | |
1825 | ipp_value_t *value; /* Current value */ | |
1826 | ||
1827 | ||
1ff0402e MS |
1828 | DEBUG_printf(("ippWriteIO(dst=%p, cb=%p, blocking=%d, parent=%p, ipp=%p)\n", |
1829 | dst, cb, blocking, parent, ipp)); | |
ef416fc2 | 1830 | |
1ff0402e | 1831 | if (!dst || !ipp) |
ef416fc2 | 1832 | return (IPP_ERROR); |
1833 | ||
1f6f3dbc MS |
1834 | if ((buffer = ipp_buffer_get()) == NULL) |
1835 | { | |
1836 | DEBUG_puts("ippWriteIO: Unable to get write buffer"); | |
1837 | return (IPP_ERROR); | |
1838 | } | |
1839 | ||
ef416fc2 | 1840 | switch (ipp->state) |
1841 | { | |
1842 | case IPP_IDLE : | |
1843 | ipp->state ++; /* Avoid common problem... */ | |
1844 | ||
1845 | case IPP_HEADER : | |
1846 | if (parent == NULL) | |
1847 | { | |
1848 | /* | |
1849 | * Send the request header: | |
1850 | * | |
1851 | * Version = 2 bytes | |
1852 | * Operation/Status Code = 2 bytes | |
1853 | * Request ID = 4 bytes | |
1854 | * Total = 8 bytes | |
1855 | */ | |
1856 | ||
1857 | bufptr = buffer; | |
1858 | ||
1859 | *bufptr++ = ipp->request.any.version[0]; | |
1860 | *bufptr++ = ipp->request.any.version[1]; | |
1861 | *bufptr++ = ipp->request.any.op_status >> 8; | |
1862 | *bufptr++ = ipp->request.any.op_status; | |
1863 | *bufptr++ = ipp->request.any.request_id >> 24; | |
1864 | *bufptr++ = ipp->request.any.request_id >> 16; | |
1865 | *bufptr++ = ipp->request.any.request_id >> 8; | |
1866 | *bufptr++ = ipp->request.any.request_id; | |
1867 | ||
1868 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
1869 | { | |
89d46774 | 1870 | DEBUG_puts("ippWriteIO: Could not write IPP header..."); |
1f6f3dbc | 1871 | ipp_buffer_release(buffer); |
ef416fc2 | 1872 | return (IPP_ERROR); |
1873 | } | |
1874 | } | |
1875 | ||
1876 | /* | |
1877 | * Reset the state engine to point to the first attribute | |
1878 | * in the request/response, with no current group. | |
1879 | */ | |
1880 | ||
1881 | ipp->state = IPP_ATTRIBUTE; | |
1882 | ipp->current = ipp->attrs; | |
1883 | ipp->curtag = IPP_TAG_ZERO; | |
1884 | ||
89d46774 | 1885 | DEBUG_printf(("ippWriteIO: version=%d.%d\n", buffer[0], buffer[1])); |
1ff0402e MS |
1886 | DEBUG_printf(("ippWriteIO: op_status=%04x\n", |
1887 | ipp->request.any.op_status)); | |
1888 | DEBUG_printf(("ippWriteIO: request_id=%d\n", | |
1889 | ipp->request.any.request_id)); | |
ef416fc2 | 1890 | |
1891 | /* | |
1892 | * If blocking is disabled, stop here... | |
1893 | */ | |
1894 | ||
1895 | if (!blocking) | |
1896 | break; | |
1897 | ||
1898 | case IPP_ATTRIBUTE : | |
1899 | while (ipp->current != NULL) | |
1900 | { | |
1901 | /* | |
1902 | * Write this attribute... | |
1903 | */ | |
1904 | ||
1905 | bufptr = buffer; | |
1906 | attr = ipp->current; | |
1907 | ||
1908 | ipp->current = ipp->current->next; | |
1909 | ||
1910 | if (ipp->curtag != attr->group_tag && parent == NULL) | |
1911 | { | |
1912 | /* | |
1913 | * Send a group tag byte... | |
1914 | */ | |
1915 | ||
1916 | ipp->curtag = attr->group_tag; | |
1917 | ||
1918 | if (attr->group_tag == IPP_TAG_ZERO) | |
1919 | continue; | |
1920 | ||
1ff0402e MS |
1921 | DEBUG_printf(("ippWriteIO: wrote group tag=%x(%s)\n", |
1922 | attr->group_tag, ippTagString(attr->group_tag))); | |
ef416fc2 | 1923 | *bufptr++ = attr->group_tag; |
1924 | } | |
fa73b229 | 1925 | else if (attr->group_tag == IPP_TAG_ZERO) |
1926 | continue; | |
ef416fc2 | 1927 | |
1928 | /* | |
1929 | * Write the attribute tag and name. The current implementation | |
1930 | * does not support the extension value tags above 0x7f, so all | |
1931 | * value tags are 1 byte. | |
1932 | * | |
1933 | * The attribute name length does not include the trailing nul | |
1934 | * character in the source string. | |
1935 | * | |
1936 | * Collection values (parent != NULL) are written differently... | |
1937 | */ | |
1938 | ||
1939 | if (parent == NULL) | |
1940 | { | |
1941 | /* | |
1942 | * Get the length of the attribute name, and make sure it won't | |
1943 | * overflow the buffer... | |
1944 | */ | |
1945 | ||
1f6f3dbc MS |
1946 | if ((n = (int)strlen(attr->name)) > (IPP_BUF_SIZE - 4)) |
1947 | { | |
1948 | DEBUG_printf(("ippWriteIO: Attribute name too long (%d)\n", n)); | |
1949 | ipp_buffer_release(buffer); | |
ef416fc2 | 1950 | return (IPP_ERROR); |
1f6f3dbc | 1951 | } |
ef416fc2 | 1952 | |
1953 | /* | |
1954 | * Write the value tag, name length, and name string... | |
1955 | */ | |
1956 | ||
1ff0402e MS |
1957 | DEBUG_printf(("ippWriteIO: writing value tag=%x(%s)\n", |
1958 | attr->value_tag, ippTagString(attr->value_tag))); | |
1959 | DEBUG_printf(("ippWriteIO: writing name=%d,\"%s\"\n", n, | |
1960 | attr->name)); | |
ef416fc2 | 1961 | |
1962 | *bufptr++ = attr->value_tag; | |
1963 | *bufptr++ = n >> 8; | |
1964 | *bufptr++ = n; | |
1965 | memcpy(bufptr, attr->name, n); | |
1966 | bufptr += n; | |
1967 | } | |
1968 | else | |
1969 | { | |
1970 | /* | |
1971 | * Get the length of the attribute name, and make sure it won't | |
1972 | * overflow the buffer... | |
1973 | */ | |
1974 | ||
1f6f3dbc MS |
1975 | if ((n = (int)strlen(attr->name)) > (IPP_BUF_SIZE - 7)) |
1976 | { | |
1977 | DEBUG_printf(("ippWriteIO: Attribute name too long (%d)\n", n)); | |
1978 | ipp_buffer_release(buffer); | |
ef416fc2 | 1979 | return (IPP_ERROR); |
1f6f3dbc | 1980 | } |
ef416fc2 | 1981 | |
1982 | /* | |
1983 | * Write the member name tag, name length, name string, value tag, | |
1984 | * and empty name for the collection member attribute... | |
1985 | */ | |
1986 | ||
1ff0402e | 1987 | DEBUG_printf(("ippWriteIO: writing value tag=%x(memberName)\n", |
ef416fc2 | 1988 | IPP_TAG_MEMBERNAME)); |
1ff0402e MS |
1989 | DEBUG_printf(("ippWriteIO: writing name=%d,\"%s\"\n", n, |
1990 | attr->name)); | |
1991 | DEBUG_printf(("ippWriteIO: writing value tag=%x(%s)\n", | |
1992 | attr->value_tag, ippTagString(attr->value_tag))); | |
1993 | DEBUG_puts("ippWriteIO: writing name=0,\"\"\n"); | |
ef416fc2 | 1994 | |
1995 | *bufptr++ = IPP_TAG_MEMBERNAME; | |
1996 | *bufptr++ = 0; | |
1997 | *bufptr++ = 0; | |
1998 | *bufptr++ = n >> 8; | |
1999 | *bufptr++ = n; | |
2000 | memcpy(bufptr, attr->name, n); | |
2001 | bufptr += n; | |
2002 | ||
2003 | *bufptr++ = attr->value_tag; | |
2004 | *bufptr++ = 0; | |
2005 | *bufptr++ = 0; | |
2006 | } | |
2007 | ||
2008 | /* | |
2009 | * Now write the attribute value(s)... | |
2010 | */ | |
2011 | ||
2012 | switch (attr->value_tag & ~IPP_TAG_COPY) | |
2013 | { | |
2014 | case IPP_TAG_INTEGER : | |
2015 | case IPP_TAG_ENUM : | |
2016 | for (i = 0, value = attr->values; | |
2017 | i < attr->num_values; | |
2018 | i ++, value ++) | |
2019 | { | |
1f6f3dbc | 2020 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 9) |
ef416fc2 | 2021 | { |
2022 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2023 | { | |
1ff0402e MS |
2024 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2025 | "attribute..."); | |
1f6f3dbc | 2026 | ipp_buffer_release(buffer); |
ef416fc2 | 2027 | return (IPP_ERROR); |
2028 | } | |
2029 | ||
2030 | bufptr = buffer; | |
2031 | } | |
2032 | ||
2033 | if (i) | |
2034 | { | |
2035 | /* | |
2036 | * Arrays and sets are done by sending additional | |
2037 | * values with a zero-length name... | |
2038 | */ | |
2039 | ||
2040 | *bufptr++ = attr->value_tag; | |
2041 | *bufptr++ = 0; | |
2042 | *bufptr++ = 0; | |
2043 | } | |
2044 | ||
2045 | /* | |
2046 | * Integers and enumerations are both 4-byte signed | |
2047 | * (twos-complement) values. | |
2048 | * | |
2049 | * Put the 2-byte length and 4-byte value into the buffer... | |
2050 | */ | |
2051 | ||
2052 | *bufptr++ = 0; | |
2053 | *bufptr++ = 4; | |
2054 | *bufptr++ = value->integer >> 24; | |
2055 | *bufptr++ = value->integer >> 16; | |
2056 | *bufptr++ = value->integer >> 8; | |
2057 | *bufptr++ = value->integer; | |
2058 | } | |
2059 | break; | |
2060 | ||
2061 | case IPP_TAG_BOOLEAN : | |
2062 | for (i = 0, value = attr->values; | |
2063 | i < attr->num_values; | |
2064 | i ++, value ++) | |
2065 | { | |
1f6f3dbc | 2066 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 6) |
ef416fc2 | 2067 | { |
2068 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2069 | { | |
1ff0402e MS |
2070 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2071 | "attribute..."); | |
1f6f3dbc | 2072 | ipp_buffer_release(buffer); |
ef416fc2 | 2073 | return (IPP_ERROR); |
2074 | } | |
2075 | ||
2076 | bufptr = buffer; | |
2077 | } | |
2078 | ||
2079 | if (i) | |
2080 | { | |
2081 | /* | |
2082 | * Arrays and sets are done by sending additional | |
2083 | * values with a zero-length name... | |
2084 | */ | |
2085 | ||
2086 | *bufptr++ = attr->value_tag; | |
2087 | *bufptr++ = 0; | |
2088 | *bufptr++ = 0; | |
2089 | } | |
2090 | ||
2091 | /* | |
2092 | * Boolean values are 1-byte; 0 = false, 1 = true. | |
2093 | * | |
2094 | * Put the 2-byte length and 1-byte value into the buffer... | |
2095 | */ | |
2096 | ||
2097 | *bufptr++ = 0; | |
2098 | *bufptr++ = 1; | |
2099 | *bufptr++ = value->boolean; | |
2100 | } | |
2101 | break; | |
2102 | ||
2103 | case IPP_TAG_TEXT : | |
2104 | case IPP_TAG_NAME : | |
2105 | case IPP_TAG_KEYWORD : | |
ef416fc2 | 2106 | case IPP_TAG_URI : |
2107 | case IPP_TAG_URISCHEME : | |
2108 | case IPP_TAG_CHARSET : | |
2109 | case IPP_TAG_LANGUAGE : | |
2110 | case IPP_TAG_MIMETYPE : | |
2111 | for (i = 0, value = attr->values; | |
2112 | i < attr->num_values; | |
2113 | i ++, value ++) | |
2114 | { | |
2115 | if (i) | |
2116 | { | |
2117 | /* | |
2118 | * Arrays and sets are done by sending additional | |
2119 | * values with a zero-length name... | |
2120 | */ | |
2121 | ||
1ff0402e MS |
2122 | DEBUG_printf(("ippWriteIO: writing value tag=%x(%s)\n", |
2123 | attr->value_tag, | |
2124 | ippTagString(attr->value_tag))); | |
2125 | DEBUG_printf(("ippWriteIO: writing name=0,\"\"\n")); | |
ef416fc2 | 2126 | |
1f6f3dbc | 2127 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 3) |
ef416fc2 | 2128 | { |
2129 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2130 | { | |
1ff0402e MS |
2131 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2132 | "attribute..."); | |
1f6f3dbc | 2133 | ipp_buffer_release(buffer); |
ef416fc2 | 2134 | return (IPP_ERROR); |
2135 | } | |
2136 | ||
2137 | bufptr = buffer; | |
2138 | } | |
2139 | ||
2140 | *bufptr++ = attr->value_tag; | |
2141 | *bufptr++ = 0; | |
2142 | *bufptr++ = 0; | |
2143 | } | |
2144 | ||
2145 | if (value->string.text != NULL) | |
2146 | n = (int)strlen(value->string.text); | |
2147 | else | |
2148 | n = 0; | |
2149 | ||
1f6f3dbc MS |
2150 | if (n > (IPP_BUF_SIZE - 2)) |
2151 | { | |
2152 | DEBUG_printf(("ippWriteIO: String too long (%d)\n", n)); | |
2153 | ipp_buffer_release(buffer); | |
ef416fc2 | 2154 | return (IPP_ERROR); |
1f6f3dbc | 2155 | } |
ef416fc2 | 2156 | |
1ff0402e | 2157 | DEBUG_printf(("ippWriteIO: writing string=%d,\"%s\"\n", n, |
ef416fc2 | 2158 | value->string.text)); |
2159 | ||
1f6f3dbc | 2160 | if ((int)(IPP_BUF_SIZE - (bufptr - buffer)) < (n + 2)) |
ef416fc2 | 2161 | { |
2162 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2163 | { | |
1ff0402e MS |
2164 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2165 | "attribute..."); | |
1f6f3dbc | 2166 | ipp_buffer_release(buffer); |
ef416fc2 | 2167 | return (IPP_ERROR); |
2168 | } | |
2169 | ||
2170 | bufptr = buffer; | |
2171 | } | |
2172 | ||
2173 | /* | |
2174 | * All simple strings consist of the 2-byte length and | |
2175 | * character data without the trailing nul normally found | |
a41f09e2 | 2176 | * in C strings. Also, strings cannot be longer than IPP_MAX_LENGTH |
ef416fc2 | 2177 | * bytes since the 2-byte length is a signed (twos-complement) |
2178 | * value. | |
2179 | * | |
2180 | * Put the 2-byte length and string characters in the buffer. | |
2181 | */ | |
2182 | ||
2183 | *bufptr++ = n >> 8; | |
2184 | *bufptr++ = n; | |
2185 | ||
2186 | if (n > 0) | |
2187 | { | |
2188 | memcpy(bufptr, value->string.text, n); | |
2189 | bufptr += n; | |
2190 | } | |
2191 | } | |
2192 | break; | |
2193 | ||
2194 | case IPP_TAG_DATE : | |
2195 | for (i = 0, value = attr->values; | |
2196 | i < attr->num_values; | |
2197 | i ++, value ++) | |
2198 | { | |
1f6f3dbc | 2199 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 16) |
ef416fc2 | 2200 | { |
2201 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2202 | { | |
1ff0402e MS |
2203 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2204 | "attribute..."); | |
1f6f3dbc | 2205 | ipp_buffer_release(buffer); |
ef416fc2 | 2206 | return (IPP_ERROR); |
2207 | } | |
2208 | ||
2209 | bufptr = buffer; | |
2210 | } | |
2211 | ||
2212 | if (i) | |
2213 | { | |
2214 | /* | |
2215 | * Arrays and sets are done by sending additional | |
2216 | * values with a zero-length name... | |
2217 | */ | |
2218 | ||
2219 | *bufptr++ = attr->value_tag; | |
2220 | *bufptr++ = 0; | |
2221 | *bufptr++ = 0; | |
2222 | } | |
2223 | ||
2224 | /* | |
2225 | * Date values consist of a 2-byte length and an | |
2226 | * 11-byte date/time structure defined by RFC 1903. | |
2227 | * | |
2228 | * Put the 2-byte length and 11-byte date/time | |
2229 | * structure in the buffer. | |
2230 | */ | |
2231 | ||
2232 | *bufptr++ = 0; | |
2233 | *bufptr++ = 11; | |
2234 | memcpy(bufptr, value->date, 11); | |
2235 | bufptr += 11; | |
2236 | } | |
2237 | break; | |
2238 | ||
2239 | case IPP_TAG_RESOLUTION : | |
2240 | for (i = 0, value = attr->values; | |
2241 | i < attr->num_values; | |
2242 | i ++, value ++) | |
2243 | { | |
1f6f3dbc | 2244 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 14) |
ef416fc2 | 2245 | { |
2246 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2247 | { | |
1ff0402e MS |
2248 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2249 | "attribute..."); | |
1f6f3dbc MS |
2250 | ipp_buffer_release(buffer); |
2251 | return (IPP_ERROR); | |
ef416fc2 | 2252 | } |
2253 | ||
2254 | bufptr = buffer; | |
2255 | } | |
2256 | ||
2257 | if (i) | |
2258 | { | |
2259 | /* | |
2260 | * Arrays and sets are done by sending additional | |
2261 | * values with a zero-length name... | |
2262 | */ | |
2263 | ||
2264 | *bufptr++ = attr->value_tag; | |
2265 | *bufptr++ = 0; | |
2266 | *bufptr++ = 0; | |
2267 | } | |
2268 | ||
2269 | /* | |
2270 | * Resolution values consist of a 2-byte length, | |
2271 | * 4-byte horizontal resolution value, 4-byte vertical | |
2272 | * resolution value, and a 1-byte units value. | |
2273 | * | |
2274 | * Put the 2-byte length and resolution value data | |
2275 | * into the buffer. | |
2276 | */ | |
2277 | ||
2278 | *bufptr++ = 0; | |
2279 | *bufptr++ = 9; | |
2280 | *bufptr++ = value->resolution.xres >> 24; | |
2281 | *bufptr++ = value->resolution.xres >> 16; | |
2282 | *bufptr++ = value->resolution.xres >> 8; | |
2283 | *bufptr++ = value->resolution.xres; | |
2284 | *bufptr++ = value->resolution.yres >> 24; | |
2285 | *bufptr++ = value->resolution.yres >> 16; | |
2286 | *bufptr++ = value->resolution.yres >> 8; | |
2287 | *bufptr++ = value->resolution.yres; | |
2288 | *bufptr++ = value->resolution.units; | |
2289 | } | |
2290 | break; | |
2291 | ||
2292 | case IPP_TAG_RANGE : | |
2293 | for (i = 0, value = attr->values; | |
2294 | i < attr->num_values; | |
2295 | i ++, value ++) | |
2296 | { | |
1f6f3dbc | 2297 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 13) |
ef416fc2 | 2298 | { |
2299 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2300 | { | |
1ff0402e MS |
2301 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2302 | "attribute..."); | |
1f6f3dbc | 2303 | ipp_buffer_release(buffer); |
ef416fc2 | 2304 | return (IPP_ERROR); |
2305 | } | |
2306 | ||
2307 | bufptr = buffer; | |
2308 | } | |
2309 | ||
2310 | if (i) | |
2311 | { | |
2312 | /* | |
2313 | * Arrays and sets are done by sending additional | |
2314 | * values with a zero-length name... | |
2315 | */ | |
2316 | ||
2317 | *bufptr++ = attr->value_tag; | |
2318 | *bufptr++ = 0; | |
2319 | *bufptr++ = 0; | |
2320 | } | |
2321 | ||
2322 | /* | |
2323 | * Range values consist of a 2-byte length, | |
2324 | * 4-byte lower value, and 4-byte upper value. | |
2325 | * | |
2326 | * Put the 2-byte length and range value data | |
2327 | * into the buffer. | |
2328 | */ | |
2329 | ||
2330 | *bufptr++ = 0; | |
2331 | *bufptr++ = 8; | |
2332 | *bufptr++ = value->range.lower >> 24; | |
2333 | *bufptr++ = value->range.lower >> 16; | |
2334 | *bufptr++ = value->range.lower >> 8; | |
2335 | *bufptr++ = value->range.lower; | |
2336 | *bufptr++ = value->range.upper >> 24; | |
2337 | *bufptr++ = value->range.upper >> 16; | |
2338 | *bufptr++ = value->range.upper >> 8; | |
2339 | *bufptr++ = value->range.upper; | |
2340 | } | |
2341 | break; | |
2342 | ||
2343 | case IPP_TAG_TEXTLANG : | |
2344 | case IPP_TAG_NAMELANG : | |
2345 | for (i = 0, value = attr->values; | |
2346 | i < attr->num_values; | |
2347 | i ++, value ++) | |
2348 | { | |
2349 | if (i) | |
2350 | { | |
2351 | /* | |
2352 | * Arrays and sets are done by sending additional | |
2353 | * values with a zero-length name... | |
2354 | */ | |
2355 | ||
1f6f3dbc | 2356 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 3) |
ef416fc2 | 2357 | { |
2358 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2359 | { | |
1ff0402e MS |
2360 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2361 | "attribute..."); | |
1f6f3dbc | 2362 | ipp_buffer_release(buffer); |
ef416fc2 | 2363 | return (IPP_ERROR); |
2364 | } | |
2365 | ||
2366 | bufptr = buffer; | |
2367 | } | |
2368 | ||
2369 | *bufptr++ = attr->value_tag; | |
2370 | *bufptr++ = 0; | |
2371 | *bufptr++ = 0; | |
2372 | } | |
2373 | ||
2374 | /* | |
2375 | * textWithLanguage and nameWithLanguage values consist | |
2376 | * of a 2-byte length for both strings and their | |
2377 | * individual lengths, a 2-byte length for the | |
2378 | * character string, the character string without the | |
2379 | * trailing nul, a 2-byte length for the character | |
2380 | * set string, and the character set string without | |
2381 | * the trailing nul. | |
2382 | */ | |
2383 | ||
2384 | n = 4; | |
2385 | ||
2386 | if (value->string.charset != NULL) | |
b86bc4cf | 2387 | n += (int)strlen(value->string.charset); |
ef416fc2 | 2388 | |
2389 | if (value->string.text != NULL) | |
b86bc4cf | 2390 | n += (int)strlen(value->string.text); |
ef416fc2 | 2391 | |
1f6f3dbc MS |
2392 | if (n > (IPP_BUF_SIZE - 2)) |
2393 | { | |
2394 | DEBUG_printf(("ippWriteIO: text/nameWithLanguage value " | |
2395 | "too long (%d)\n", n)); | |
2396 | ipp_buffer_release(buffer); | |
ef416fc2 | 2397 | return (IPP_ERROR); |
1f6f3dbc | 2398 | } |
ef416fc2 | 2399 | |
1f6f3dbc | 2400 | if ((int)(IPP_BUF_SIZE - (bufptr - buffer)) < (n + 2)) |
ef416fc2 | 2401 | { |
2402 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2403 | { | |
1ff0402e MS |
2404 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2405 | "attribute..."); | |
1f6f3dbc | 2406 | ipp_buffer_release(buffer); |
ef416fc2 | 2407 | return (IPP_ERROR); |
2408 | } | |
2409 | ||
2410 | bufptr = buffer; | |
2411 | } | |
2412 | ||
2413 | /* Length of entire value */ | |
2414 | *bufptr++ = n >> 8; | |
2415 | *bufptr++ = n; | |
2416 | ||
2417 | /* Length of charset */ | |
2418 | if (value->string.charset != NULL) | |
2419 | n = (int)strlen(value->string.charset); | |
2420 | else | |
2421 | n = 0; | |
2422 | ||
2423 | *bufptr++ = n >> 8; | |
2424 | *bufptr++ = n; | |
2425 | ||
2426 | /* Charset */ | |
2427 | if (n > 0) | |
2428 | { | |
2429 | memcpy(bufptr, value->string.charset, n); | |
2430 | bufptr += n; | |
2431 | } | |
2432 | ||
2433 | /* Length of text */ | |
2434 | if (value->string.text != NULL) | |
2435 | n = (int)strlen(value->string.text); | |
2436 | else | |
2437 | n = 0; | |
2438 | ||
2439 | *bufptr++ = n >> 8; | |
2440 | *bufptr++ = n; | |
2441 | ||
2442 | /* Text */ | |
2443 | if (n > 0) | |
2444 | { | |
2445 | memcpy(bufptr, value->string.text, n); | |
2446 | bufptr += n; | |
2447 | } | |
2448 | } | |
2449 | break; | |
2450 | ||
2451 | case IPP_TAG_BEGIN_COLLECTION : | |
2452 | for (i = 0, value = attr->values; | |
2453 | i < attr->num_values; | |
2454 | i ++, value ++) | |
2455 | { | |
2456 | /* | |
2457 | * Collections are written with the begin-collection | |
2458 | * tag first with a value of 0 length, followed by the | |
2459 | * attributes in the collection, then the end-collection | |
2460 | * value... | |
2461 | */ | |
2462 | ||
1f6f3dbc | 2463 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 5) |
ef416fc2 | 2464 | { |
2465 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2466 | { | |
1ff0402e MS |
2467 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2468 | "attribute..."); | |
1f6f3dbc | 2469 | ipp_buffer_release(buffer); |
ef416fc2 | 2470 | return (IPP_ERROR); |
2471 | } | |
2472 | ||
2473 | bufptr = buffer; | |
2474 | } | |
2475 | ||
2476 | if (i) | |
2477 | { | |
2478 | /* | |
2479 | * Arrays and sets are done by sending additional | |
2480 | * values with a zero-length name... | |
2481 | */ | |
2482 | ||
2483 | *bufptr++ = attr->value_tag; | |
2484 | *bufptr++ = 0; | |
2485 | *bufptr++ = 0; | |
2486 | } | |
2487 | ||
2488 | /* | |
2489 | * Write a data length of 0 and flush the buffer... | |
2490 | */ | |
2491 | ||
2492 | *bufptr++ = 0; | |
2493 | *bufptr++ = 0; | |
2494 | ||
2495 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2496 | { | |
1ff0402e MS |
2497 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2498 | "attribute..."); | |
1f6f3dbc | 2499 | ipp_buffer_release(buffer); |
ef416fc2 | 2500 | return (IPP_ERROR); |
2501 | } | |
2502 | ||
2503 | bufptr = buffer; | |
2504 | ||
2505 | /* | |
2506 | * Then write the collection attribute... | |
2507 | */ | |
2508 | ||
2509 | value->collection->state = IPP_IDLE; | |
2510 | ||
1f6f3dbc MS |
2511 | if (ippWriteIO(dst, cb, 1, ipp, |
2512 | value->collection) == IPP_ERROR) | |
2513 | { | |
2514 | DEBUG_puts("ippWriteIO: Unable to write collection value"); | |
2515 | ipp_buffer_release(buffer); | |
ef416fc2 | 2516 | return (IPP_ERROR); |
1f6f3dbc | 2517 | } |
ef416fc2 | 2518 | } |
2519 | break; | |
2520 | ||
2521 | default : | |
2522 | for (i = 0, value = attr->values; | |
2523 | i < attr->num_values; | |
2524 | i ++, value ++) | |
2525 | { | |
2526 | if (i) | |
2527 | { | |
2528 | /* | |
2529 | * Arrays and sets are done by sending additional | |
2530 | * values with a zero-length name... | |
2531 | */ | |
2532 | ||
1f6f3dbc | 2533 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 3) |
ef416fc2 | 2534 | { |
2535 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2536 | { | |
1ff0402e MS |
2537 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2538 | "attribute..."); | |
1f6f3dbc | 2539 | ipp_buffer_release(buffer); |
ef416fc2 | 2540 | return (IPP_ERROR); |
2541 | } | |
2542 | ||
2543 | bufptr = buffer; | |
2544 | } | |
2545 | ||
2546 | *bufptr++ = attr->value_tag; | |
2547 | *bufptr++ = 0; | |
2548 | *bufptr++ = 0; | |
2549 | } | |
2550 | ||
2551 | /* | |
2552 | * An unknown value might some new value that a | |
2553 | * vendor has come up with. It consists of a | |
2554 | * 2-byte length and the bytes in the unknown | |
2555 | * value buffer. | |
2556 | */ | |
2557 | ||
2558 | n = value->unknown.length; | |
2559 | ||
1f6f3dbc MS |
2560 | if (n > (IPP_BUF_SIZE - 2)) |
2561 | { | |
2562 | DEBUG_printf(("ippWriteIO: Data length too long (%d)\n", | |
2563 | n)); | |
2564 | ipp_buffer_release(buffer); | |
ef416fc2 | 2565 | return (IPP_ERROR); |
1f6f3dbc | 2566 | } |
ef416fc2 | 2567 | |
1f6f3dbc | 2568 | if ((int)(IPP_BUF_SIZE - (bufptr - buffer)) < (n + 2)) |
ef416fc2 | 2569 | { |
2570 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2571 | { | |
1ff0402e MS |
2572 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2573 | "attribute..."); | |
1f6f3dbc | 2574 | ipp_buffer_release(buffer); |
ef416fc2 | 2575 | return (IPP_ERROR); |
2576 | } | |
2577 | ||
2578 | bufptr = buffer; | |
2579 | } | |
2580 | ||
2581 | /* Length of unknown value */ | |
2582 | *bufptr++ = n >> 8; | |
2583 | *bufptr++ = n; | |
2584 | ||
2585 | /* Value */ | |
2586 | if (n > 0) | |
2587 | { | |
2588 | memcpy(bufptr, value->unknown.data, n); | |
2589 | bufptr += n; | |
2590 | } | |
2591 | } | |
2592 | break; | |
2593 | } | |
2594 | ||
2595 | /* | |
2596 | * Write the data out... | |
2597 | */ | |
2598 | ||
2599 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2600 | { | |
89d46774 | 2601 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
1f6f3dbc | 2602 | ipp_buffer_release(buffer); |
ef416fc2 | 2603 | return (IPP_ERROR); |
2604 | } | |
2605 | ||
568fa3fa MS |
2606 | DEBUG_printf(("ippWriteIO: wrote %d bytes\n", |
2607 | (int)(bufptr - buffer))); | |
ef416fc2 | 2608 | |
2609 | /* | |
2610 | * If blocking is disabled, stop here... | |
2611 | */ | |
2612 | ||
2613 | if (!blocking) | |
2614 | break; | |
2615 | } | |
2616 | ||
2617 | if (ipp->current == NULL) | |
2618 | { | |
2619 | /* | |
2620 | * Done with all of the attributes; add the end-of-attributes | |
2621 | * tag or end-collection attribute... | |
2622 | */ | |
2623 | ||
2624 | if (parent == NULL) | |
2625 | { | |
2626 | buffer[0] = IPP_TAG_END; | |
2627 | n = 1; | |
2628 | } | |
2629 | else | |
2630 | { | |
2631 | buffer[0] = IPP_TAG_END_COLLECTION; | |
2632 | buffer[1] = 0; /* empty name */ | |
2633 | buffer[2] = 0; | |
2634 | buffer[3] = 0; /* empty value */ | |
2635 | buffer[4] = 0; | |
2636 | n = 5; | |
2637 | } | |
2638 | ||
2639 | if ((*cb)(dst, buffer, n) < 0) | |
2640 | { | |
89d46774 | 2641 | DEBUG_puts("ippWriteIO: Could not write IPP end-tag..."); |
1f6f3dbc | 2642 | ipp_buffer_release(buffer); |
ef416fc2 | 2643 | return (IPP_ERROR); |
2644 | } | |
2645 | ||
2646 | ipp->state = IPP_DATA; | |
2647 | } | |
2648 | break; | |
2649 | ||
2650 | case IPP_DATA : | |
2651 | break; | |
2652 | ||
2653 | default : | |
2654 | break; /* anti-compiler-warning-code */ | |
2655 | } | |
2656 | ||
1f6f3dbc MS |
2657 | ipp_buffer_release(buffer); |
2658 | ||
ef416fc2 | 2659 | return (ipp->state); |
2660 | } | |
2661 | ||
2662 | ||
2663 | /* | |
757d2cad | 2664 | * '_ippAddAttr()' - Add a new attribute to the request. |
ef416fc2 | 2665 | */ |
2666 | ||
2667 | ipp_attribute_t * /* O - New attribute */ | |
80ca4592 | 2668 | _ippAddAttr(ipp_t *ipp, /* I - IPP message */ |
2669 | int num_values) /* I - Number of values */ | |
ef416fc2 | 2670 | { |
2671 | ipp_attribute_t *attr; /* New attribute */ | |
2672 | ||
2673 | ||
1ff0402e | 2674 | DEBUG_printf(("_ippAddAttr(ipp=%p, num_values=%d)\n", ipp, num_values)); |
ef416fc2 | 2675 | |
1ff0402e | 2676 | if (!ipp || num_values < 0) |
ef416fc2 | 2677 | return (NULL); |
2678 | ||
2679 | attr = calloc(sizeof(ipp_attribute_t) + | |
2680 | (num_values - 1) * sizeof(ipp_value_t), 1); | |
2681 | ||
ef416fc2 | 2682 | if (attr != NULL) |
2683 | { | |
fa73b229 | 2684 | attr->num_values = num_values; |
2685 | ||
ef416fc2 | 2686 | if (ipp->last == NULL) |
2687 | ipp->attrs = attr; | |
2688 | else | |
2689 | ipp->last->next = attr; | |
2690 | ||
2691 | ipp->last = attr; | |
2692 | } | |
2693 | ||
757d2cad | 2694 | DEBUG_printf(("_ippAddAttr(): %p\n", attr)); |
ef416fc2 | 2695 | |
2696 | return (attr); | |
2697 | } | |
2698 | ||
2699 | ||
2700 | /* | |
757d2cad | 2701 | * '_ippFreeAttr()' - Free an attribute. |
ef416fc2 | 2702 | */ |
2703 | ||
2704 | void | |
757d2cad | 2705 | _ippFreeAttr(ipp_attribute_t *attr) /* I - Attribute to free */ |
ef416fc2 | 2706 | { |
2707 | int i; /* Looping var */ | |
2708 | ipp_value_t *value; /* Current value */ | |
2709 | ||
2710 | ||
1ff0402e | 2711 | DEBUG_printf(("_ippFreeAttr(attr=%p)\n", attr)); |
ef416fc2 | 2712 | |
2713 | switch (attr->value_tag) | |
2714 | { | |
2715 | case IPP_TAG_TEXT : | |
2716 | case IPP_TAG_NAME : | |
2717 | case IPP_TAG_KEYWORD : | |
ef416fc2 | 2718 | case IPP_TAG_URI : |
2719 | case IPP_TAG_URISCHEME : | |
2720 | case IPP_TAG_CHARSET : | |
2721 | case IPP_TAG_LANGUAGE : | |
2722 | case IPP_TAG_MIMETYPE : | |
2723 | for (i = 0, value = attr->values; | |
2724 | i < attr->num_values; | |
2725 | i ++, value ++) | |
757d2cad | 2726 | _cupsStrFree(value->string.text); |
ef416fc2 | 2727 | break; |
2728 | ||
2729 | case IPP_TAG_TEXTLANG : | |
2730 | case IPP_TAG_NAMELANG : | |
2731 | for (i = 0, value = attr->values; | |
2732 | i < attr->num_values; | |
2733 | i ++, value ++) | |
2734 | { | |
2735 | if (value->string.charset && i == 0) | |
757d2cad | 2736 | _cupsStrFree(value->string.charset); |
2737 | _cupsStrFree(value->string.text); | |
ef416fc2 | 2738 | } |
2739 | break; | |
2740 | ||
4400e98d | 2741 | case IPP_TAG_INTEGER : |
2742 | case IPP_TAG_ENUM : | |
2743 | case IPP_TAG_BOOLEAN : | |
2744 | case IPP_TAG_DATE : | |
2745 | case IPP_TAG_RESOLUTION : | |
2746 | case IPP_TAG_RANGE : | |
2747 | break; | |
2748 | ||
2749 | case IPP_TAG_BEGIN_COLLECTION : | |
2750 | for (i = 0, value = attr->values; | |
2751 | i < attr->num_values; | |
2752 | i ++, value ++) | |
2753 | ippDelete(value->collection); | |
2754 | break; | |
2755 | ||
5a738aea MS |
2756 | case IPP_TAG_STRING : |
2757 | for (i = 0, value = attr->values; | |
2758 | i < attr->num_values; | |
2759 | i ++, value ++) | |
2760 | free(value->unknown.data); | |
2761 | break; | |
2762 | ||
ef416fc2 | 2763 | default : |
4400e98d | 2764 | if (!((int)attr->value_tag & IPP_TAG_COPY)) |
2765 | { | |
2766 | for (i = 0, value = attr->values; | |
2767 | i < attr->num_values; | |
2768 | i ++, value ++) | |
2769 | if (value->unknown.data) | |
2770 | free(value->unknown.data); | |
2771 | } | |
2772 | break; | |
ef416fc2 | 2773 | } |
2774 | ||
fa73b229 | 2775 | if (attr->name) |
757d2cad | 2776 | _cupsStrFree(attr->name); |
ef416fc2 | 2777 | |
2778 | free(attr); | |
2779 | } | |
2780 | ||
2781 | ||
1f6f3dbc MS |
2782 | /* |
2783 | * 'ipp_buffer_get()' - Get a read/write buffer. | |
2784 | */ | |
2785 | ||
2786 | static unsigned char * /* O - Buffer */ | |
2787 | ipp_buffer_get(void) | |
2788 | { | |
2789 | _ipp_buffer_t *buffer; /* Current buffer */ | |
2790 | _cups_globals_t *cg = _cupsGlobals(); | |
2791 | /* Global data */ | |
2792 | ||
2793 | ||
2794 | for (buffer = cg->ipp_buffers; buffer; buffer = buffer->next) | |
2795 | if (!buffer->used) | |
2796 | { | |
2797 | buffer->used = 1; | |
2798 | return (buffer->d); | |
2799 | } | |
2800 | ||
2801 | if ((buffer = malloc(sizeof(_ipp_buffer_t))) == NULL) | |
2802 | return (NULL); | |
2803 | ||
2804 | buffer->used = 1; | |
2805 | buffer->next = cg->ipp_buffers; | |
2806 | cg->ipp_buffers = buffer; | |
2807 | ||
2808 | return (buffer->d); | |
2809 | } | |
2810 | ||
2811 | ||
2812 | /* | |
2813 | * 'ipp_buffer_release()' - Release a read/write buffer. | |
2814 | */ | |
2815 | ||
2816 | static void | |
2817 | ipp_buffer_release(unsigned char *b) /* I - Buffer to release */ | |
2818 | { | |
2819 | ((_ipp_buffer_t *)b)->used = 0; | |
2820 | } | |
2821 | ||
2822 | ||
ef416fc2 | 2823 | /* |
2824 | * 'ipp_length()' - Compute the length of an IPP message or collection value. | |
2825 | */ | |
2826 | ||
2827 | static size_t /* O - Size of IPP message */ | |
2828 | ipp_length(ipp_t *ipp, /* I - IPP message or collection */ | |
2829 | int collection) /* I - 1 if a collection, 0 otherwise */ | |
2830 | { | |
2831 | int i; /* Looping var */ | |
2832 | int bytes; /* Number of bytes */ | |
2833 | ipp_attribute_t *attr; /* Current attribute */ | |
2834 | ipp_tag_t group; /* Current group */ | |
2835 | ipp_value_t *value; /* Current value */ | |
2836 | ||
2837 | ||
2838 | if (ipp == NULL) | |
2839 | return (0); | |
2840 | ||
2841 | /* | |
2842 | * Start with 8 bytes for the IPP message header... | |
2843 | */ | |
2844 | ||
2845 | bytes = collection ? 0 : 8; | |
2846 | ||
2847 | /* | |
2848 | * Then add the lengths of each attribute... | |
2849 | */ | |
2850 | ||
2851 | group = IPP_TAG_ZERO; | |
2852 | ||
2853 | for (attr = ipp->attrs; attr != NULL; attr = attr->next) | |
2854 | { | |
2855 | if (attr->group_tag != group && !collection) | |
2856 | { | |
2857 | group = attr->group_tag; | |
2858 | if (group == IPP_TAG_ZERO) | |
2859 | continue; | |
2860 | ||
2861 | bytes ++; /* Group tag */ | |
2862 | } | |
2863 | ||
2864 | if (!attr->name) | |
2865 | continue; | |
2866 | ||
ae71f5de MS |
2867 | DEBUG_printf(("ipp_length: attr->name=\"%s\", attr->num_values=%d, " |
2868 | "bytes=%d\n", attr->name, attr->num_values, bytes)); | |
ef416fc2 | 2869 | |
b86bc4cf | 2870 | bytes += (int)strlen(attr->name); /* Name */ |
ef416fc2 | 2871 | bytes += attr->num_values; /* Value tag for each value */ |
2872 | bytes += 2 * attr->num_values; /* Name lengths */ | |
2873 | bytes += 2 * attr->num_values; /* Value lengths */ | |
2874 | ||
2875 | if (collection) | |
2876 | bytes += 5; /* Add membername overhead */ | |
2877 | ||
2878 | switch (attr->value_tag & ~IPP_TAG_COPY) | |
2879 | { | |
2880 | case IPP_TAG_INTEGER : | |
2881 | case IPP_TAG_ENUM : | |
2882 | bytes += 4 * attr->num_values; | |
2883 | break; | |
2884 | ||
2885 | case IPP_TAG_BOOLEAN : | |
2886 | bytes += attr->num_values; | |
2887 | break; | |
2888 | ||
2889 | case IPP_TAG_TEXT : | |
2890 | case IPP_TAG_NAME : | |
2891 | case IPP_TAG_KEYWORD : | |
ef416fc2 | 2892 | case IPP_TAG_URI : |
2893 | case IPP_TAG_URISCHEME : | |
2894 | case IPP_TAG_CHARSET : | |
2895 | case IPP_TAG_LANGUAGE : | |
2896 | case IPP_TAG_MIMETYPE : | |
2897 | for (i = 0, value = attr->values; | |
2898 | i < attr->num_values; | |
2899 | i ++, value ++) | |
2900 | if (value->string.text != NULL) | |
b86bc4cf | 2901 | bytes += (int)strlen(value->string.text); |
ef416fc2 | 2902 | break; |
2903 | ||
2904 | case IPP_TAG_DATE : | |
2905 | bytes += 11 * attr->num_values; | |
2906 | break; | |
2907 | ||
2908 | case IPP_TAG_RESOLUTION : | |
2909 | bytes += 9 * attr->num_values; | |
2910 | break; | |
2911 | ||
2912 | case IPP_TAG_RANGE : | |
2913 | bytes += 8 * attr->num_values; | |
2914 | break; | |
2915 | ||
2916 | case IPP_TAG_TEXTLANG : | |
2917 | case IPP_TAG_NAMELANG : | |
2918 | bytes += 4 * attr->num_values;/* Charset + text length */ | |
2919 | ||
2920 | for (i = 0, value = attr->values; | |
2921 | i < attr->num_values; | |
2922 | i ++, value ++) | |
2923 | { | |
2924 | if (value->string.charset != NULL) | |
b86bc4cf | 2925 | bytes += (int)strlen(value->string.charset); |
ef416fc2 | 2926 | |
2927 | if (value->string.text != NULL) | |
b86bc4cf | 2928 | bytes += (int)strlen(value->string.text); |
ef416fc2 | 2929 | } |
2930 | break; | |
2931 | ||
2932 | case IPP_TAG_BEGIN_COLLECTION : | |
2933 | for (i = 0, value = attr->values; | |
2934 | i < attr->num_values; | |
2935 | i ++, value ++) | |
b86bc4cf | 2936 | bytes += (int)ipp_length(value->collection, 1); |
ef416fc2 | 2937 | break; |
2938 | ||
2939 | default : | |
2940 | for (i = 0, value = attr->values; | |
2941 | i < attr->num_values; | |
2942 | i ++, value ++) | |
4400e98d | 2943 | bytes += value->unknown.length; |
ef416fc2 | 2944 | break; |
2945 | } | |
2946 | } | |
2947 | ||
2948 | /* | |
2949 | * Finally, add 1 byte for the "end of attributes" tag or 5 bytes | |
2950 | * for the "end of collection" tag and return... | |
2951 | */ | |
2952 | ||
2953 | if (collection) | |
2954 | bytes += 5; | |
2955 | else | |
2956 | bytes ++; | |
2957 | ||
ae71f5de | 2958 | DEBUG_printf(("ipp_length: bytes=%d\n", bytes)); |
ef416fc2 | 2959 | |
2960 | return (bytes); | |
2961 | } | |
2962 | ||
2963 | ||
2964 | /* | |
2965 | * 'ipp_read_http()' - Semi-blocking read on a HTTP connection... | |
2966 | */ | |
2967 | ||
a4d04587 | 2968 | static ssize_t /* O - Number of bytes read */ |
ef416fc2 | 2969 | ipp_read_http(http_t *http, /* I - Client connection */ |
2970 | ipp_uchar_t *buffer, /* O - Buffer for data */ | |
a4d04587 | 2971 | size_t length) /* I - Total length */ |
ef416fc2 | 2972 | { |
2973 | int tbytes, /* Total bytes read */ | |
2974 | bytes; /* Bytes read this pass */ | |
2975 | char len[32]; /* Length string */ | |
2976 | ||
2977 | ||
2978 | DEBUG_printf(("ipp_read_http(http=%p, buffer=%p, length=%d)\n", | |
568fa3fa | 2979 | http, buffer, (int)length)); |
ef416fc2 | 2980 | |
2981 | /* | |
2982 | * Loop until all bytes are read... | |
2983 | */ | |
2984 | ||
ae71f5de MS |
2985 | for (tbytes = 0, bytes = 0; |
2986 | tbytes < (int)length; | |
2987 | tbytes += bytes, buffer += bytes) | |
ef416fc2 | 2988 | { |
ae71f5de MS |
2989 | DEBUG_printf(("ipp_read_http: tbytes=%d, http->state=%d\n", tbytes, |
2990 | http->state)); | |
ef416fc2 | 2991 | |
2992 | if (http->state == HTTP_WAITING) | |
2993 | break; | |
2994 | ||
2995 | if (http->used > 0 && http->data_encoding == HTTP_ENCODE_LENGTH) | |
2996 | { | |
2997 | /* | |
2998 | * Do "fast read" from HTTP buffer directly... | |
2999 | */ | |
3000 | ||
b86bc4cf | 3001 | if (http->used > (int)(length - tbytes)) |
3002 | bytes = (int)(length - tbytes); | |
ef416fc2 | 3003 | else |
3004 | bytes = http->used; | |
3005 | ||
3006 | if (bytes == 1) | |
3007 | buffer[0] = http->buffer[0]; | |
3008 | else | |
3009 | memcpy(buffer, http->buffer, bytes); | |
3010 | ||
3011 | http->used -= bytes; | |
3012 | http->data_remaining -= bytes; | |
3013 | ||
3014 | if (http->data_remaining <= INT_MAX) | |
3015 | http->_data_remaining = (int)http->data_remaining; | |
3016 | else | |
3017 | http->_data_remaining = INT_MAX; | |
3018 | ||
3019 | if (http->used > 0) | |
3020 | memmove(http->buffer, http->buffer + bytes, http->used); | |
3021 | ||
3022 | if (http->data_remaining == 0) | |
3023 | { | |
3024 | if (http->data_encoding == HTTP_ENCODE_CHUNKED) | |
3025 | { | |
3026 | /* | |
3027 | * Get the trailing CR LF after the chunk... | |
3028 | */ | |
3029 | ||
3030 | if (!httpGets(len, sizeof(len), http)) | |
3031 | return (-1); | |
3032 | } | |
3033 | ||
3034 | if (http->data_encoding != HTTP_ENCODE_CHUNKED) | |
3035 | { | |
3036 | if (http->state == HTTP_POST_RECV) | |
3037 | http->state ++; | |
3038 | else | |
3039 | http->state = HTTP_WAITING; | |
3040 | } | |
3041 | } | |
3042 | } | |
3043 | else | |
3044 | { | |
3045 | /* | |
3046 | * Wait a maximum of 1 second for data... | |
3047 | */ | |
3048 | ||
3049 | if (!http->blocking) | |
3050 | { | |
3051 | /* | |
ed486911 | 3052 | * Wait up to 10 seconds for more data on non-blocking sockets... |
ef416fc2 | 3053 | */ |
3054 | ||
ed486911 | 3055 | if (!httpWait(http, 10000)) |
ef416fc2 | 3056 | { |
3057 | /* | |
3058 | * Signal no data... | |
3059 | */ | |
3060 | ||
3061 | bytes = -1; | |
3062 | break; | |
3063 | } | |
3064 | } | |
3065 | ||
d1c13e16 MS |
3066 | if ((bytes = httpRead2(http, (char *)buffer, length - tbytes)) < 0) |
3067 | { | |
3068 | #ifdef WIN32 | |
3069 | break; | |
3070 | #else | |
3071 | if (errno != EAGAIN && errno != EINTR) | |
3072 | break; | |
3073 | ||
3074 | bytes = 0; | |
3075 | #endif /* WIN32 */ | |
3076 | } | |
3077 | else if (bytes == 0) | |
ef416fc2 | 3078 | break; |
3079 | } | |
3080 | } | |
3081 | ||
3082 | /* | |
3083 | * Return the number of bytes read... | |
3084 | */ | |
3085 | ||
3086 | if (tbytes == 0 && bytes < 0) | |
3087 | tbytes = -1; | |
3088 | ||
ae71f5de | 3089 | DEBUG_printf(("ipp_read_http: returning %d bytes...\n", tbytes)); |
ef416fc2 | 3090 | |
3091 | return (tbytes); | |
3092 | } | |
3093 | ||
3094 | ||
3095 | /* | |
3096 | * 'ipp_read_file()' - Read IPP data from a file. | |
3097 | */ | |
3098 | ||
a4d04587 | 3099 | static ssize_t /* O - Number of bytes read */ |
ef416fc2 | 3100 | ipp_read_file(int *fd, /* I - File descriptor */ |
3101 | ipp_uchar_t *buffer, /* O - Read buffer */ | |
a4d04587 | 3102 | size_t length) /* I - Number of bytes to read */ |
ef416fc2 | 3103 | { |
b86bc4cf | 3104 | #ifdef WIN32 |
3105 | return ((ssize_t)read(*fd, buffer, (unsigned)length)); | |
3106 | #else | |
ef416fc2 | 3107 | return (read(*fd, buffer, length)); |
b86bc4cf | 3108 | #endif /* WIN32 */ |
ef416fc2 | 3109 | } |
3110 | ||
3111 | ||
3112 | /* | |
3113 | * 'ipp_write_file()' - Write IPP data to a file. | |
3114 | */ | |
3115 | ||
a4d04587 | 3116 | static ssize_t /* O - Number of bytes written */ |
ef416fc2 | 3117 | ipp_write_file(int *fd, /* I - File descriptor */ |
3118 | ipp_uchar_t *buffer, /* I - Data to write */ | |
a4d04587 | 3119 | size_t length) /* I - Number of bytes to write */ |
ef416fc2 | 3120 | { |
b86bc4cf | 3121 | #ifdef WIN32 |
3122 | return ((ssize_t)write(*fd, buffer, (unsigned)length)); | |
3123 | #else | |
ef416fc2 | 3124 | return (write(*fd, buffer, length)); |
b86bc4cf | 3125 | #endif /* WIN32 */ |
ef416fc2 | 3126 | } |
3127 | ||
3128 | ||
80ca4592 | 3129 | #ifdef __linux |
ef416fc2 | 3130 | /* |
80ca4592 | 3131 | * The following symbol definitions are provided only for KDE |
3132 | * compatibility during the CUPS 1.2 testing period and will be | |
3133 | * removed in a future release of CUPS. These are PRIVATE APIs | |
3134 | * from CUPS 1.1.x that the KDE developers chose to use... | |
3135 | */ | |
3136 | ||
3137 | ipp_attribute_t * /* O - New attribute */ | |
89d46774 | 3138 | _ipp_add_attr(ipp_t *ipp, /* I - IPP message */ |
3139 | int num_values) /* I - Number of values */ | |
80ca4592 | 3140 | { |
3141 | return (_ippAddAttr(ipp, num_values)); | |
3142 | } | |
3143 | ||
3144 | void | |
89d46774 | 3145 | _ipp_free_attr(ipp_attribute_t *attr) /* I - Attribute to free */ |
80ca4592 | 3146 | { |
3147 | _ippFreeAttr(attr); | |
3148 | } | |
3149 | #endif /* __linux */ | |
3150 | ||
3151 | ||
3152 | /* | |
b19ccc9e | 3153 | * End of "$Id: ipp.c 7847 2008-08-19 04:22:14Z mike $". |
ef416fc2 | 3154 | */ |