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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 | * | |
91c84a35 | 7 | * Copyright 2007-2008 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 | * | |
163 | * @since CUPS 1.1.19@ | |
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 | * | |
196 | * @since CUPS 1.1.19@ | |
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 | * | |
345 | * @since CUPS 1.2@ | |
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 | * | |
792 | * @since CUPS 1.1.19@ | |
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 | * | |
967 | * @since CUPS 1.2@ | |
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 | * | |
1042 | * @since CUPS 1.1.19@ | |
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 | * | |
4400e98d | 1058 | * @since CUPS 1.2@ |
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 | ||
1111 | /* | |
1112 | * Verify the major version number... | |
1113 | */ | |
1114 | ||
1115 | if (buffer[0] != 1) | |
1116 | { | |
1ff0402e MS |
1117 | DEBUG_printf(("ippReadIO: version number (%d.%d) is bad.\n", |
1118 | buffer[0], buffer[1])); | |
1f6f3dbc | 1119 | ipp_buffer_release(buffer); |
ef416fc2 | 1120 | return (IPP_ERROR); |
1121 | } | |
1122 | ||
1123 | /* | |
1124 | * Then copy the request header over... | |
1125 | */ | |
1126 | ||
1127 | ipp->request.any.version[0] = buffer[0]; | |
1128 | ipp->request.any.version[1] = buffer[1]; | |
1129 | ipp->request.any.op_status = (buffer[2] << 8) | buffer[3]; | |
1130 | ipp->request.any.request_id = (((((buffer[4] << 8) | buffer[5]) << 8) | | |
1131 | buffer[6]) << 8) | buffer[7]; | |
1132 | ||
1133 | DEBUG_printf(("ippReadIO: version=%d.%d\n", buffer[0], buffer[1])); | |
1134 | DEBUG_printf(("ippReadIO: op_status=%04x\n", | |
1135 | ipp->request.any.op_status)); | |
1136 | DEBUG_printf(("ippReadIO: request_id=%d\n", | |
1137 | ipp->request.any.request_id)); | |
1138 | } | |
1139 | ||
1140 | ipp->state = IPP_ATTRIBUTE; | |
1141 | ipp->current = NULL; | |
1142 | ipp->curtag = IPP_TAG_ZERO; | |
1143 | ipp->prev = ipp->last; | |
1144 | ||
1145 | /* | |
1146 | * If blocking is disabled, stop here... | |
1147 | */ | |
1148 | ||
1149 | if (!blocking) | |
1150 | break; | |
1151 | ||
1152 | case IPP_ATTRIBUTE : | |
b86bc4cf | 1153 | for (;;) |
ef416fc2 | 1154 | { |
b86bc4cf | 1155 | if ((*cb)(src, buffer, 1) < 1) |
1f6f3dbc MS |
1156 | { |
1157 | DEBUG_puts("ippReadIO: Callback returned EOF/error"); | |
1158 | ipp_buffer_release(buffer); | |
b86bc4cf | 1159 | return (IPP_ERROR); |
1f6f3dbc | 1160 | } |
b86bc4cf | 1161 | |
ef416fc2 | 1162 | DEBUG_printf(("ippReadIO: ipp->current=%p, ipp->prev=%p\n", |
1163 | ipp->current, ipp->prev)); | |
1164 | ||
1165 | /* | |
1166 | * Read this attribute... | |
1167 | */ | |
1168 | ||
1169 | tag = (ipp_tag_t)buffer[0]; | |
1170 | ||
1171 | if (tag == IPP_TAG_END) | |
1172 | { | |
1173 | /* | |
1174 | * No more attributes left... | |
1175 | */ | |
1176 | ||
1177 | DEBUG_puts("ippReadIO: IPP_TAG_END!"); | |
1178 | ||
1179 | ipp->state = IPP_DATA; | |
1180 | break; | |
1181 | } | |
1182 | else if (tag < IPP_TAG_UNSUPPORTED_VALUE) | |
1183 | { | |
1184 | /* | |
1185 | * Group tag... Set the current group and continue... | |
1186 | */ | |
1187 | ||
1188 | if (ipp->curtag == tag) | |
1189 | ipp->prev = ippAddSeparator(ipp); | |
1190 | else if (ipp->current) | |
1191 | ipp->prev = ipp->current; | |
1192 | ||
1193 | ipp->curtag = tag; | |
1194 | ipp->current = NULL; | |
1ff0402e MS |
1195 | DEBUG_printf(("ippReadIO: group tag=%x(%s), ipp->prev=%p\n", tag, |
1196 | ippTagString(tag), ipp->prev)); | |
ef416fc2 | 1197 | continue; |
1198 | } | |
1199 | ||
1ff0402e MS |
1200 | DEBUG_printf(("ippReadIO: value tag=%x(%s)\n", tag, |
1201 | ippTagString(tag))); | |
ef416fc2 | 1202 | |
1203 | /* | |
1204 | * Get the name... | |
1205 | */ | |
1206 | ||
1207 | if ((*cb)(src, buffer, 2) < 2) | |
1208 | { | |
1209 | DEBUG_puts("ippReadIO: unable to read name length!"); | |
1f6f3dbc | 1210 | ipp_buffer_release(buffer); |
ef416fc2 | 1211 | return (IPP_ERROR); |
1212 | } | |
1213 | ||
1214 | n = (buffer[0] << 8) | buffer[1]; | |
1215 | ||
1f6f3dbc | 1216 | if (n >= IPP_BUF_SIZE) |
ef416fc2 | 1217 | { |
1218 | DEBUG_printf(("ippReadIO: bad name length %d!\n", n)); | |
1f6f3dbc | 1219 | ipp_buffer_release(buffer); |
ef416fc2 | 1220 | return (IPP_ERROR); |
1221 | } | |
1222 | ||
1ff0402e | 1223 | DEBUG_printf(("ippReadIO: name length=%d\n", n)); |
ef416fc2 | 1224 | |
1225 | if (n == 0 && tag != IPP_TAG_MEMBERNAME && | |
1226 | tag != IPP_TAG_END_COLLECTION) | |
1227 | { | |
1228 | /* | |
1229 | * More values for current attribute... | |
1230 | */ | |
1231 | ||
1232 | if (ipp->current == NULL) | |
1f6f3dbc MS |
1233 | { |
1234 | DEBUG_puts("ippReadIO: Attribute without name and no current"); | |
1235 | ipp_buffer_release(buffer); | |
ef416fc2 | 1236 | return (IPP_ERROR); |
1f6f3dbc | 1237 | } |
ef416fc2 | 1238 | |
fa73b229 | 1239 | attr = ipp->current; |
1240 | value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK); | |
ef416fc2 | 1241 | |
1242 | /* | |
1243 | * Make sure we aren't adding a new value of a different | |
1244 | * type... | |
1245 | */ | |
1246 | ||
fa73b229 | 1247 | if (value_tag == IPP_TAG_ZERO) |
ef416fc2 | 1248 | { |
1249 | /* | |
1250 | * Setting the value of a collection member... | |
1251 | */ | |
1252 | ||
1253 | attr->value_tag = tag; | |
1254 | } | |
1ff0402e MS |
1255 | else if ((value_tag >= IPP_TAG_TEXTLANG && |
1256 | value_tag <= IPP_TAG_MIMETYPE)) | |
ef416fc2 | 1257 | { |
1258 | /* | |
1259 | * String values can sometimes come across in different | |
1260 | * forms; accept sets of differing values... | |
1261 | */ | |
1262 | ||
1ff0402e MS |
1263 | if ((tag < IPP_TAG_TEXTLANG || tag > IPP_TAG_MIMETYPE) && |
1264 | tag != IPP_TAG_NOVALUE) | |
1265 | { | |
1266 | DEBUG_printf(("ippReadIO: 1setOf value tag %x(%s) != %x(%s)\n", | |
1267 | value_tag, ippTagString(value_tag), tag, | |
1268 | ippTagString(tag))); | |
1f6f3dbc | 1269 | ipp_buffer_release(buffer); |
ef416fc2 | 1270 | return (IPP_ERROR); |
1ff0402e | 1271 | } |
ef416fc2 | 1272 | } |
fa73b229 | 1273 | else if (value_tag != tag) |
1ff0402e MS |
1274 | { |
1275 | DEBUG_printf(("ippReadIO: value tag %x(%s) != %x(%s)\n", | |
1276 | value_tag, ippTagString(value_tag), tag, | |
1277 | ippTagString(tag))); | |
1f6f3dbc | 1278 | ipp_buffer_release(buffer); |
ef416fc2 | 1279 | return (IPP_ERROR); |
1ff0402e | 1280 | } |
ef416fc2 | 1281 | |
1282 | /* | |
1283 | * Finally, reallocate the attribute array as needed... | |
1284 | */ | |
1285 | ||
1286 | if (attr->num_values == 1 || | |
1287 | (attr->num_values > 0 && | |
1288 | (attr->num_values & (IPP_MAX_VALUES - 1)) == 0)) | |
1289 | { | |
1290 | ipp_attribute_t *temp; /* Pointer to new buffer */ | |
1291 | ||
1292 | ||
1293 | DEBUG_printf(("ippReadIO: reallocating for up to %d values...\n", | |
1294 | attr->num_values + IPP_MAX_VALUES)); | |
1295 | ||
1296 | /* | |
1297 | * Reallocate memory... | |
1298 | */ | |
1299 | ||
1300 | if ((temp = realloc(attr, sizeof(ipp_attribute_t) + | |
1301 | (attr->num_values + IPP_MAX_VALUES - 1) * | |
1302 | sizeof(ipp_value_t))) == NULL) | |
1f6f3dbc MS |
1303 | { |
1304 | DEBUG_puts("ippReadIO: Unable to resize attribute"); | |
1305 | ipp_buffer_release(buffer); | |
ef416fc2 | 1306 | return (IPP_ERROR); |
1f6f3dbc | 1307 | } |
ef416fc2 | 1308 | |
1309 | if (temp != attr) | |
1310 | { | |
1311 | /* | |
1312 | * Reset pointers in the list... | |
1313 | */ | |
1314 | ||
1315 | if (ipp->prev) | |
1316 | ipp->prev->next = temp; | |
1317 | else | |
1318 | ipp->attrs = temp; | |
1319 | ||
1320 | attr = ipp->current = ipp->last = temp; | |
1321 | } | |
1322 | } | |
1323 | } | |
1324 | else if (tag == IPP_TAG_MEMBERNAME) | |
1325 | { | |
1326 | /* | |
1327 | * Name must be length 0! | |
1328 | */ | |
1329 | ||
1330 | if (n) | |
1331 | { | |
1332 | DEBUG_puts("ippReadIO: member name not empty!"); | |
1f6f3dbc | 1333 | ipp_buffer_release(buffer); |
ef416fc2 | 1334 | return (IPP_ERROR); |
1335 | } | |
1336 | ||
1337 | if (ipp->current) | |
1338 | ipp->prev = ipp->current; | |
1339 | ||
757d2cad | 1340 | attr = ipp->current = _ippAddAttr(ipp, 1); |
ef416fc2 | 1341 | |
1ff0402e MS |
1342 | DEBUG_printf(("ippReadIO: membername, ipp->current=%p, " |
1343 | "ipp->prev=%p\n", ipp->current, ipp->prev)); | |
ef416fc2 | 1344 | |
1345 | attr->group_tag = ipp->curtag; | |
1346 | attr->value_tag = IPP_TAG_ZERO; | |
1347 | attr->num_values = 0; | |
1348 | } | |
1349 | else if (tag != IPP_TAG_END_COLLECTION) | |
1350 | { | |
1351 | /* | |
1352 | * New attribute; read the name and add it... | |
1353 | */ | |
1354 | ||
1355 | if ((*cb)(src, buffer, n) < n) | |
1356 | { | |
1357 | DEBUG_puts("ippReadIO: unable to read name!"); | |
1f6f3dbc | 1358 | ipp_buffer_release(buffer); |
ef416fc2 | 1359 | return (IPP_ERROR); |
1360 | } | |
1361 | ||
1362 | buffer[n] = '\0'; | |
1363 | ||
1364 | if (ipp->current) | |
1365 | ipp->prev = ipp->current; | |
1366 | ||
91c84a35 MS |
1367 | if ((attr = ipp->current = _ippAddAttr(ipp, 1)) == NULL) |
1368 | { | |
1369 | DEBUG_puts("ippReadIO: unable to allocate attribute!"); | |
1f6f3dbc | 1370 | ipp_buffer_release(buffer); |
91c84a35 MS |
1371 | return (IPP_ERROR); |
1372 | } | |
ef416fc2 | 1373 | |
1ff0402e MS |
1374 | DEBUG_printf(("ippReadIO: name=\"%s\", ipp->current=%p, " |
1375 | "ipp->prev=%p\n", buffer, ipp->current, ipp->prev)); | |
ef416fc2 | 1376 | |
1377 | attr->group_tag = ipp->curtag; | |
1378 | attr->value_tag = tag; | |
757d2cad | 1379 | attr->name = _cupsStrAlloc((char *)buffer); |
ef416fc2 | 1380 | attr->num_values = 0; |
1381 | } | |
1382 | else | |
1383 | attr = NULL; | |
1384 | ||
1385 | if (tag != IPP_TAG_END_COLLECTION) | |
1386 | value = attr->values + attr->num_values; | |
1387 | else | |
1388 | value = NULL; | |
1389 | ||
1390 | if ((*cb)(src, buffer, 2) < 2) | |
1391 | { | |
1392 | DEBUG_puts("ippReadIO: unable to read value length!"); | |
1f6f3dbc | 1393 | ipp_buffer_release(buffer); |
ef416fc2 | 1394 | return (IPP_ERROR); |
1395 | } | |
1396 | ||
1397 | n = (buffer[0] << 8) | buffer[1]; | |
1ff0402e | 1398 | DEBUG_printf(("ippReadIO: value length=%d\n", n)); |
ef416fc2 | 1399 | |
1400 | switch (tag) | |
1401 | { | |
1402 | case IPP_TAG_INTEGER : | |
1403 | case IPP_TAG_ENUM : | |
a41f09e2 MS |
1404 | if (n != 4) |
1405 | { | |
1406 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1407 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1408 | return (IPP_ERROR); |
1409 | } | |
1410 | ||
ef416fc2 | 1411 | if ((*cb)(src, buffer, 4) < 4) |
1412 | { | |
1413 | DEBUG_puts("ippReadIO: Unable to read integer value!"); | |
1f6f3dbc | 1414 | ipp_buffer_release(buffer); |
ef416fc2 | 1415 | return (IPP_ERROR); |
1416 | } | |
1417 | ||
1418 | n = (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1419 | buffer[3]; | |
1420 | ||
1421 | value->integer = n; | |
1422 | break; | |
5a738aea | 1423 | |
ef416fc2 | 1424 | case IPP_TAG_BOOLEAN : |
a41f09e2 MS |
1425 | if (n != 1) |
1426 | { | |
1427 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1428 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1429 | return (IPP_ERROR); |
1430 | } | |
1431 | ||
ef416fc2 | 1432 | if ((*cb)(src, buffer, 1) < 1) |
1433 | { | |
1434 | DEBUG_puts("ippReadIO: Unable to read boolean value!"); | |
1f6f3dbc | 1435 | ipp_buffer_release(buffer); |
ef416fc2 | 1436 | return (IPP_ERROR); |
1437 | } | |
1438 | ||
1439 | value->boolean = buffer[0]; | |
1440 | break; | |
5a738aea | 1441 | |
1ff0402e MS |
1442 | case IPP_TAG_NOVALUE : |
1443 | if (attr->value_tag == IPP_TAG_NOVALUE) | |
1444 | { | |
1445 | if (n == 0) | |
1446 | break; | |
1447 | ||
1448 | attr->value_tag = IPP_TAG_TEXT; | |
1449 | } | |
1450 | ||
ef416fc2 | 1451 | case IPP_TAG_TEXT : |
1452 | case IPP_TAG_NAME : | |
1453 | case IPP_TAG_KEYWORD : | |
ef416fc2 | 1454 | case IPP_TAG_URI : |
1455 | case IPP_TAG_URISCHEME : | |
1456 | case IPP_TAG_CHARSET : | |
1457 | case IPP_TAG_LANGUAGE : | |
1458 | case IPP_TAG_MIMETYPE : | |
1f6f3dbc | 1459 | if (n >= IPP_BUF_SIZE) |
a41f09e2 MS |
1460 | { |
1461 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1462 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1463 | return (IPP_ERROR); |
1464 | } | |
1465 | ||
4400e98d | 1466 | if ((*cb)(src, buffer, n) < n) |
ef416fc2 | 1467 | { |
4400e98d | 1468 | DEBUG_puts("ippReadIO: unable to read name!"); |
1f6f3dbc | 1469 | ipp_buffer_release(buffer); |
ef416fc2 | 1470 | return (IPP_ERROR); |
1471 | } | |
1472 | ||
4400e98d | 1473 | buffer[n] = '\0'; |
757d2cad | 1474 | value->string.text = _cupsStrAlloc((char *)buffer); |
1ff0402e | 1475 | DEBUG_printf(("ippReadIO: value=\"%s\"\n", |
ef416fc2 | 1476 | value->string.text)); |
1477 | break; | |
5a738aea | 1478 | |
ef416fc2 | 1479 | case IPP_TAG_DATE : |
a41f09e2 MS |
1480 | if (n != 11) |
1481 | { | |
1482 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1483 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1484 | return (IPP_ERROR); |
1485 | } | |
1486 | ||
ef416fc2 | 1487 | if ((*cb)(src, value->date, 11) < 11) |
1488 | { | |
1489 | DEBUG_puts("ippReadIO: Unable to date integer value!"); | |
1f6f3dbc | 1490 | ipp_buffer_release(buffer); |
ef416fc2 | 1491 | return (IPP_ERROR); |
1492 | } | |
1493 | break; | |
5a738aea | 1494 | |
ef416fc2 | 1495 | case IPP_TAG_RESOLUTION : |
a41f09e2 MS |
1496 | if (n != 9) |
1497 | { | |
1498 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1499 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1500 | return (IPP_ERROR); |
1501 | } | |
1502 | ||
ef416fc2 | 1503 | if ((*cb)(src, buffer, 9) < 9) |
1504 | { | |
1505 | DEBUG_puts("ippReadIO: Unable to read resolution value!"); | |
1f6f3dbc | 1506 | ipp_buffer_release(buffer); |
ef416fc2 | 1507 | return (IPP_ERROR); |
1508 | } | |
1509 | ||
1510 | value->resolution.xres = | |
1511 | (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1512 | buffer[3]; | |
1513 | value->resolution.yres = | |
1514 | (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) | | |
1515 | buffer[7]; | |
1516 | value->resolution.units = | |
1517 | (ipp_res_t)buffer[8]; | |
1518 | break; | |
5a738aea | 1519 | |
ef416fc2 | 1520 | case IPP_TAG_RANGE : |
a41f09e2 MS |
1521 | if (n != 8) |
1522 | { | |
1523 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1524 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1525 | return (IPP_ERROR); |
1526 | } | |
1527 | ||
ef416fc2 | 1528 | if ((*cb)(src, buffer, 8) < 8) |
1529 | { | |
1530 | DEBUG_puts("ippReadIO: Unable to read range value!"); | |
1f6f3dbc | 1531 | ipp_buffer_release(buffer); |
ef416fc2 | 1532 | return (IPP_ERROR); |
1533 | } | |
1534 | ||
1535 | value->range.lower = | |
1536 | (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1537 | buffer[3]; | |
1538 | value->range.upper = | |
1539 | (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) | | |
1540 | buffer[7]; | |
1541 | break; | |
5a738aea | 1542 | |
ef416fc2 | 1543 | case IPP_TAG_TEXTLANG : |
1544 | case IPP_TAG_NAMELANG : | |
1f6f3dbc | 1545 | if (n >= IPP_BUF_SIZE || n < 4) |
ef416fc2 | 1546 | { |
1547 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1548 | ipp_buffer_release(buffer); |
ef416fc2 | 1549 | return (IPP_ERROR); |
1550 | } | |
1551 | ||
1552 | if ((*cb)(src, buffer, n) < n) | |
1553 | { | |
1554 | DEBUG_puts("ippReadIO: Unable to read string w/language value!"); | |
1f6f3dbc | 1555 | ipp_buffer_release(buffer); |
ef416fc2 | 1556 | return (IPP_ERROR); |
1557 | } | |
1558 | ||
1559 | bufptr = buffer; | |
1560 | ||
1561 | /* | |
1562 | * text-with-language and name-with-language are composite | |
1563 | * values: | |
1564 | * | |
1565 | * charset-length | |
1566 | * charset | |
1567 | * text-length | |
1568 | * text | |
1569 | */ | |
1570 | ||
1571 | n = (bufptr[0] << 8) | bufptr[1]; | |
1572 | ||
1f6f3dbc | 1573 | if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE) || |
a41f09e2 | 1574 | n >= sizeof(string)) |
4400e98d | 1575 | { |
a41f09e2 | 1576 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); |
1f6f3dbc | 1577 | ipp_buffer_release(buffer); |
a41f09e2 | 1578 | return (IPP_ERROR); |
4400e98d | 1579 | } |
a41f09e2 MS |
1580 | |
1581 | memcpy(string, bufptr + 2, n); | |
1582 | string[n] = '\0'; | |
ef416fc2 | 1583 | |
757d2cad | 1584 | value->string.charset = _cupsStrAlloc((char *)string); |
ef416fc2 | 1585 | |
1586 | bufptr += 2 + n; | |
1587 | n = (bufptr[0] << 8) | bufptr[1]; | |
1588 | ||
1f6f3dbc | 1589 | if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE)) |
a41f09e2 MS |
1590 | { |
1591 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1592 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1593 | return (IPP_ERROR); |
1594 | } | |
1595 | ||
4400e98d | 1596 | bufptr[2 + n] = '\0'; |
757d2cad | 1597 | value->string.text = _cupsStrAlloc((char *)bufptr + 2); |
ef416fc2 | 1598 | break; |
1599 | ||
1600 | case IPP_TAG_BEGIN_COLLECTION : | |
1601 | /* | |
1602 | * Oh, boy, here comes a collection value, so read it... | |
1603 | */ | |
1604 | ||
1605 | value->collection = ippNew(); | |
1606 | ||
1607 | if (n > 0) | |
1608 | { | |
1ff0402e MS |
1609 | DEBUG_puts("ippReadIO: begCollection tag with value length " |
1610 | "> 0!"); | |
1f6f3dbc | 1611 | ipp_buffer_release(buffer); |
ef416fc2 | 1612 | return (IPP_ERROR); |
1613 | } | |
1614 | ||
1615 | if (ippReadIO(src, cb, 1, ipp, value->collection) == IPP_ERROR) | |
1616 | { | |
1617 | DEBUG_puts("ippReadIO: Unable to read collection value!"); | |
1f6f3dbc | 1618 | ipp_buffer_release(buffer); |
ef416fc2 | 1619 | return (IPP_ERROR); |
1620 | } | |
1621 | break; | |
1622 | ||
1623 | case IPP_TAG_END_COLLECTION : | |
1f6f3dbc MS |
1624 | ipp_buffer_release(buffer); |
1625 | ||
ef416fc2 | 1626 | if (n > 0) |
1627 | { | |
1ff0402e MS |
1628 | DEBUG_puts("ippReadIO: endCollection tag with value length " |
1629 | "> 0!"); | |
ef416fc2 | 1630 | return (IPP_ERROR); |
1631 | } | |
1632 | ||
1633 | DEBUG_puts("ippReadIO: endCollection tag..."); | |
ef416fc2 | 1634 | return (ipp->state = IPP_DATA); |
1635 | ||
1636 | case IPP_TAG_MEMBERNAME : | |
1637 | /* | |
4400e98d | 1638 | * The value the name of the member in the collection, which |
1639 | * we need to carry over... | |
ef416fc2 | 1640 | */ |
1641 | ||
1f6f3dbc | 1642 | if (n >= IPP_BUF_SIZE) |
a41f09e2 MS |
1643 | { |
1644 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1645 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1646 | return (IPP_ERROR); |
1647 | } | |
1648 | ||
4400e98d | 1649 | if ((*cb)(src, buffer, n) < n) |
ef416fc2 | 1650 | { |
1651 | DEBUG_puts("ippReadIO: Unable to read member name value!"); | |
1f6f3dbc | 1652 | ipp_buffer_release(buffer); |
ef416fc2 | 1653 | return (IPP_ERROR); |
1654 | } | |
1655 | ||
4400e98d | 1656 | buffer[n] = '\0'; |
757d2cad | 1657 | attr->name = _cupsStrAlloc((char *)buffer); |
4400e98d | 1658 | |
ef416fc2 | 1659 | /* |
1660 | * Since collection members are encoded differently than | |
1661 | * regular attributes, make sure we don't start with an | |
1662 | * empty value... | |
1663 | */ | |
1664 | ||
1665 | attr->num_values --; | |
1666 | ||
1ff0402e | 1667 | DEBUG_printf(("ippReadIO: member name=\"%s\"\n", attr->name)); |
ef416fc2 | 1668 | break; |
1669 | ||
1670 | default : /* Other unsupported values */ | |
91c84a35 | 1671 | if (n > IPP_MAX_LENGTH) |
a41f09e2 MS |
1672 | { |
1673 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1f6f3dbc | 1674 | ipp_buffer_release(buffer); |
a41f09e2 MS |
1675 | return (IPP_ERROR); |
1676 | } | |
1677 | ||
1f0275e3 MS |
1678 | if (!value) |
1679 | { | |
1680 | DEBUG_puts("ippReadIO: NULL value!"); | |
1f6f3dbc | 1681 | ipp_buffer_release(buffer); |
1f0275e3 MS |
1682 | return (IPP_ERROR); |
1683 | } | |
1684 | ||
ef416fc2 | 1685 | value->unknown.length = n; |
1686 | if (n > 0) | |
1687 | { | |
91c84a35 MS |
1688 | if ((value->unknown.data = malloc(n)) == NULL) |
1689 | { | |
1690 | DEBUG_puts("ippReadIO: Unable to allocate value"); | |
1f6f3dbc | 1691 | ipp_buffer_release(buffer); |
91c84a35 MS |
1692 | return (IPP_ERROR); |
1693 | } | |
1694 | ||
ef416fc2 | 1695 | if ((*cb)(src, value->unknown.data, n) < n) |
1696 | { | |
1697 | DEBUG_puts("ippReadIO: Unable to read unsupported value!"); | |
1f6f3dbc | 1698 | ipp_buffer_release(buffer); |
ef416fc2 | 1699 | return (IPP_ERROR); |
1700 | } | |
1701 | } | |
1702 | else | |
1703 | value->unknown.data = NULL; | |
1704 | break; | |
1705 | } | |
1706 | ||
1707 | attr->num_values ++; | |
1708 | ||
1709 | /* | |
1710 | * If blocking is disabled, stop here... | |
1711 | */ | |
1712 | ||
1713 | if (!blocking) | |
1714 | break; | |
1715 | } | |
1716 | break; | |
1717 | ||
1718 | case IPP_DATA : | |
1719 | break; | |
1720 | ||
1721 | default : | |
1722 | break; /* anti-compiler-warning-code */ | |
1723 | } | |
1724 | ||
89d46774 | 1725 | DEBUG_printf(("ippReadIO: returning ipp->state=%d!\n", ipp->state)); |
1f6f3dbc | 1726 | ipp_buffer_release(buffer); |
89d46774 | 1727 | |
ef416fc2 | 1728 | return (ipp->state); |
1729 | } | |
1730 | ||
1731 | ||
1732 | /* | |
1733 | * 'ippTimeToDate()' - Convert from UNIX time to RFC 1903 format. | |
1734 | */ | |
1735 | ||
1736 | const ipp_uchar_t * /* O - RFC-1903 date/time data */ | |
1737 | ippTimeToDate(time_t t) /* I - UNIX time value */ | |
1738 | { | |
1739 | struct tm *unixdate; /* UNIX unixdate/time info */ | |
1740 | ipp_uchar_t *date = _cupsGlobals()->ipp_date; | |
1741 | /* RFC-1903 date/time data */ | |
1742 | ||
1743 | ||
1744 | /* | |
1745 | * RFC-1903 date/time format is: | |
1746 | * | |
1747 | * Byte(s) Description | |
1748 | * ------- ----------- | |
1749 | * 0-1 Year (0 to 65535) | |
1750 | * 2 Month (1 to 12) | |
1751 | * 3 Day (1 to 31) | |
1752 | * 4 Hours (0 to 23) | |
1753 | * 5 Minutes (0 to 59) | |
1754 | * 6 Seconds (0 to 60, 60 = "leap second") | |
1755 | * 7 Deciseconds (0 to 9) | |
1756 | * 8 +/- UTC | |
1757 | * 9 UTC hours (0 to 11) | |
1758 | * 10 UTC minutes (0 to 59) | |
1759 | */ | |
1760 | ||
1761 | unixdate = gmtime(&t); | |
1762 | unixdate->tm_year += 1900; | |
1763 | ||
1764 | date[0] = unixdate->tm_year >> 8; | |
1765 | date[1] = unixdate->tm_year; | |
1766 | date[2] = unixdate->tm_mon + 1; | |
1767 | date[3] = unixdate->tm_mday; | |
1768 | date[4] = unixdate->tm_hour; | |
1769 | date[5] = unixdate->tm_min; | |
1770 | date[6] = unixdate->tm_sec; | |
1771 | date[7] = 0; | |
1772 | date[8] = '+'; | |
1773 | date[9] = 0; | |
1774 | date[10] = 0; | |
1775 | ||
1776 | return (date); | |
1777 | } | |
1778 | ||
1779 | ||
1780 | /* | |
1781 | * 'ippWrite()' - Write data for an IPP message to a HTTP connection. | |
1782 | */ | |
1783 | ||
1784 | ipp_state_t /* O - Current state */ | |
1785 | ippWrite(http_t *http, /* I - HTTP connection */ | |
1786 | ipp_t *ipp) /* I - IPP data */ | |
1787 | { | |
1ff0402e | 1788 | DEBUG_printf(("ippWrite(http=%p, ipp=%p)\n", http, ipp)); |
ef416fc2 | 1789 | |
1ff0402e | 1790 | if (!http) |
ef416fc2 | 1791 | return (IPP_ERROR); |
1792 | ||
a4d04587 | 1793 | return (ippWriteIO(http, (ipp_iocb_t)httpWrite2, |
ef416fc2 | 1794 | http->blocking, NULL, ipp)); |
1795 | } | |
1796 | ||
1797 | ||
1798 | /* | |
1799 | * 'ippWriteFile()' - Write data for an IPP message to a file. | |
1800 | * | |
1801 | * @since CUPS 1.1.19@ | |
1802 | */ | |
1803 | ||
1804 | ipp_state_t /* O - Current state */ | |
1805 | ippWriteFile(int fd, /* I - HTTP data */ | |
1806 | ipp_t *ipp) /* I - IPP data */ | |
1807 | { | |
1ff0402e | 1808 | DEBUG_printf(("ippWriteFile(fd=%d, ipp=%p)\n", fd, ipp)); |
ef416fc2 | 1809 | |
1810 | ipp->state = IPP_IDLE; | |
1811 | ||
1812 | return (ippWriteIO(&fd, (ipp_iocb_t)ipp_write_file, 1, NULL, ipp)); | |
1813 | } | |
1814 | ||
1815 | ||
1816 | /* | |
1817 | * 'ippWriteIO()' - Write data for an IPP message. | |
1818 | * | |
4400e98d | 1819 | * @since CUPS 1.2@ |
ef416fc2 | 1820 | */ |
1821 | ||
1822 | ipp_state_t /* O - Current state */ | |
1823 | ippWriteIO(void *dst, /* I - Destination */ | |
1824 | ipp_iocb_t cb, /* I - Write callback function */ | |
1825 | int blocking, /* I - Use blocking IO? */ | |
1826 | ipp_t *parent, /* I - Parent IPP message */ | |
1827 | ipp_t *ipp) /* I - IPP data */ | |
1828 | { | |
1829 | int i; /* Looping var */ | |
1830 | int n; /* Length of data */ | |
1f6f3dbc | 1831 | unsigned char *buffer, /* Data buffer */ |
ef416fc2 | 1832 | *bufptr; /* Pointer into buffer */ |
1833 | ipp_attribute_t *attr; /* Current attribute */ | |
1834 | ipp_value_t *value; /* Current value */ | |
1835 | ||
1836 | ||
1ff0402e MS |
1837 | DEBUG_printf(("ippWriteIO(dst=%p, cb=%p, blocking=%d, parent=%p, ipp=%p)\n", |
1838 | dst, cb, blocking, parent, ipp)); | |
ef416fc2 | 1839 | |
1ff0402e | 1840 | if (!dst || !ipp) |
ef416fc2 | 1841 | return (IPP_ERROR); |
1842 | ||
1f6f3dbc MS |
1843 | if ((buffer = ipp_buffer_get()) == NULL) |
1844 | { | |
1845 | DEBUG_puts("ippWriteIO: Unable to get write buffer"); | |
1846 | return (IPP_ERROR); | |
1847 | } | |
1848 | ||
ef416fc2 | 1849 | switch (ipp->state) |
1850 | { | |
1851 | case IPP_IDLE : | |
1852 | ipp->state ++; /* Avoid common problem... */ | |
1853 | ||
1854 | case IPP_HEADER : | |
1855 | if (parent == NULL) | |
1856 | { | |
1857 | /* | |
1858 | * Send the request header: | |
1859 | * | |
1860 | * Version = 2 bytes | |
1861 | * Operation/Status Code = 2 bytes | |
1862 | * Request ID = 4 bytes | |
1863 | * Total = 8 bytes | |
1864 | */ | |
1865 | ||
1866 | bufptr = buffer; | |
1867 | ||
1868 | *bufptr++ = ipp->request.any.version[0]; | |
1869 | *bufptr++ = ipp->request.any.version[1]; | |
1870 | *bufptr++ = ipp->request.any.op_status >> 8; | |
1871 | *bufptr++ = ipp->request.any.op_status; | |
1872 | *bufptr++ = ipp->request.any.request_id >> 24; | |
1873 | *bufptr++ = ipp->request.any.request_id >> 16; | |
1874 | *bufptr++ = ipp->request.any.request_id >> 8; | |
1875 | *bufptr++ = ipp->request.any.request_id; | |
1876 | ||
1877 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
1878 | { | |
89d46774 | 1879 | DEBUG_puts("ippWriteIO: Could not write IPP header..."); |
1f6f3dbc | 1880 | ipp_buffer_release(buffer); |
ef416fc2 | 1881 | return (IPP_ERROR); |
1882 | } | |
1883 | } | |
1884 | ||
1885 | /* | |
1886 | * Reset the state engine to point to the first attribute | |
1887 | * in the request/response, with no current group. | |
1888 | */ | |
1889 | ||
1890 | ipp->state = IPP_ATTRIBUTE; | |
1891 | ipp->current = ipp->attrs; | |
1892 | ipp->curtag = IPP_TAG_ZERO; | |
1893 | ||
89d46774 | 1894 | DEBUG_printf(("ippWriteIO: version=%d.%d\n", buffer[0], buffer[1])); |
1ff0402e MS |
1895 | DEBUG_printf(("ippWriteIO: op_status=%04x\n", |
1896 | ipp->request.any.op_status)); | |
1897 | DEBUG_printf(("ippWriteIO: request_id=%d\n", | |
1898 | ipp->request.any.request_id)); | |
ef416fc2 | 1899 | |
1900 | /* | |
1901 | * If blocking is disabled, stop here... | |
1902 | */ | |
1903 | ||
1904 | if (!blocking) | |
1905 | break; | |
1906 | ||
1907 | case IPP_ATTRIBUTE : | |
1908 | while (ipp->current != NULL) | |
1909 | { | |
1910 | /* | |
1911 | * Write this attribute... | |
1912 | */ | |
1913 | ||
1914 | bufptr = buffer; | |
1915 | attr = ipp->current; | |
1916 | ||
1917 | ipp->current = ipp->current->next; | |
1918 | ||
1919 | if (ipp->curtag != attr->group_tag && parent == NULL) | |
1920 | { | |
1921 | /* | |
1922 | * Send a group tag byte... | |
1923 | */ | |
1924 | ||
1925 | ipp->curtag = attr->group_tag; | |
1926 | ||
1927 | if (attr->group_tag == IPP_TAG_ZERO) | |
1928 | continue; | |
1929 | ||
1ff0402e MS |
1930 | DEBUG_printf(("ippWriteIO: wrote group tag=%x(%s)\n", |
1931 | attr->group_tag, ippTagString(attr->group_tag))); | |
ef416fc2 | 1932 | *bufptr++ = attr->group_tag; |
1933 | } | |
fa73b229 | 1934 | else if (attr->group_tag == IPP_TAG_ZERO) |
1935 | continue; | |
ef416fc2 | 1936 | |
1937 | /* | |
1938 | * Write the attribute tag and name. The current implementation | |
1939 | * does not support the extension value tags above 0x7f, so all | |
1940 | * value tags are 1 byte. | |
1941 | * | |
1942 | * The attribute name length does not include the trailing nul | |
1943 | * character in the source string. | |
1944 | * | |
1945 | * Collection values (parent != NULL) are written differently... | |
1946 | */ | |
1947 | ||
1948 | if (parent == NULL) | |
1949 | { | |
1950 | /* | |
1951 | * Get the length of the attribute name, and make sure it won't | |
1952 | * overflow the buffer... | |
1953 | */ | |
1954 | ||
1f6f3dbc MS |
1955 | if ((n = (int)strlen(attr->name)) > (IPP_BUF_SIZE - 4)) |
1956 | { | |
1957 | DEBUG_printf(("ippWriteIO: Attribute name too long (%d)\n", n)); | |
1958 | ipp_buffer_release(buffer); | |
ef416fc2 | 1959 | return (IPP_ERROR); |
1f6f3dbc | 1960 | } |
ef416fc2 | 1961 | |
1962 | /* | |
1963 | * Write the value tag, name length, and name string... | |
1964 | */ | |
1965 | ||
1ff0402e MS |
1966 | DEBUG_printf(("ippWriteIO: writing value tag=%x(%s)\n", |
1967 | attr->value_tag, ippTagString(attr->value_tag))); | |
1968 | DEBUG_printf(("ippWriteIO: writing name=%d,\"%s\"\n", n, | |
1969 | attr->name)); | |
ef416fc2 | 1970 | |
1971 | *bufptr++ = attr->value_tag; | |
1972 | *bufptr++ = n >> 8; | |
1973 | *bufptr++ = n; | |
1974 | memcpy(bufptr, attr->name, n); | |
1975 | bufptr += n; | |
1976 | } | |
1977 | else | |
1978 | { | |
1979 | /* | |
1980 | * Get the length of the attribute name, and make sure it won't | |
1981 | * overflow the buffer... | |
1982 | */ | |
1983 | ||
1f6f3dbc MS |
1984 | if ((n = (int)strlen(attr->name)) > (IPP_BUF_SIZE - 7)) |
1985 | { | |
1986 | DEBUG_printf(("ippWriteIO: Attribute name too long (%d)\n", n)); | |
1987 | ipp_buffer_release(buffer); | |
ef416fc2 | 1988 | return (IPP_ERROR); |
1f6f3dbc | 1989 | } |
ef416fc2 | 1990 | |
1991 | /* | |
1992 | * Write the member name tag, name length, name string, value tag, | |
1993 | * and empty name for the collection member attribute... | |
1994 | */ | |
1995 | ||
1ff0402e | 1996 | DEBUG_printf(("ippWriteIO: writing value tag=%x(memberName)\n", |
ef416fc2 | 1997 | IPP_TAG_MEMBERNAME)); |
1ff0402e MS |
1998 | DEBUG_printf(("ippWriteIO: writing name=%d,\"%s\"\n", n, |
1999 | attr->name)); | |
2000 | DEBUG_printf(("ippWriteIO: writing value tag=%x(%s)\n", | |
2001 | attr->value_tag, ippTagString(attr->value_tag))); | |
2002 | DEBUG_puts("ippWriteIO: writing name=0,\"\"\n"); | |
ef416fc2 | 2003 | |
2004 | *bufptr++ = IPP_TAG_MEMBERNAME; | |
2005 | *bufptr++ = 0; | |
2006 | *bufptr++ = 0; | |
2007 | *bufptr++ = n >> 8; | |
2008 | *bufptr++ = n; | |
2009 | memcpy(bufptr, attr->name, n); | |
2010 | bufptr += n; | |
2011 | ||
2012 | *bufptr++ = attr->value_tag; | |
2013 | *bufptr++ = 0; | |
2014 | *bufptr++ = 0; | |
2015 | } | |
2016 | ||
2017 | /* | |
2018 | * Now write the attribute value(s)... | |
2019 | */ | |
2020 | ||
2021 | switch (attr->value_tag & ~IPP_TAG_COPY) | |
2022 | { | |
2023 | case IPP_TAG_INTEGER : | |
2024 | case IPP_TAG_ENUM : | |
2025 | for (i = 0, value = attr->values; | |
2026 | i < attr->num_values; | |
2027 | i ++, value ++) | |
2028 | { | |
1f6f3dbc | 2029 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 9) |
ef416fc2 | 2030 | { |
2031 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2032 | { | |
1ff0402e MS |
2033 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2034 | "attribute..."); | |
1f6f3dbc | 2035 | ipp_buffer_release(buffer); |
ef416fc2 | 2036 | return (IPP_ERROR); |
2037 | } | |
2038 | ||
2039 | bufptr = buffer; | |
2040 | } | |
2041 | ||
2042 | if (i) | |
2043 | { | |
2044 | /* | |
2045 | * Arrays and sets are done by sending additional | |
2046 | * values with a zero-length name... | |
2047 | */ | |
2048 | ||
2049 | *bufptr++ = attr->value_tag; | |
2050 | *bufptr++ = 0; | |
2051 | *bufptr++ = 0; | |
2052 | } | |
2053 | ||
2054 | /* | |
2055 | * Integers and enumerations are both 4-byte signed | |
2056 | * (twos-complement) values. | |
2057 | * | |
2058 | * Put the 2-byte length and 4-byte value into the buffer... | |
2059 | */ | |
2060 | ||
2061 | *bufptr++ = 0; | |
2062 | *bufptr++ = 4; | |
2063 | *bufptr++ = value->integer >> 24; | |
2064 | *bufptr++ = value->integer >> 16; | |
2065 | *bufptr++ = value->integer >> 8; | |
2066 | *bufptr++ = value->integer; | |
2067 | } | |
2068 | break; | |
2069 | ||
2070 | case IPP_TAG_BOOLEAN : | |
2071 | for (i = 0, value = attr->values; | |
2072 | i < attr->num_values; | |
2073 | i ++, value ++) | |
2074 | { | |
1f6f3dbc | 2075 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 6) |
ef416fc2 | 2076 | { |
2077 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2078 | { | |
1ff0402e MS |
2079 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2080 | "attribute..."); | |
1f6f3dbc | 2081 | ipp_buffer_release(buffer); |
ef416fc2 | 2082 | return (IPP_ERROR); |
2083 | } | |
2084 | ||
2085 | bufptr = buffer; | |
2086 | } | |
2087 | ||
2088 | if (i) | |
2089 | { | |
2090 | /* | |
2091 | * Arrays and sets are done by sending additional | |
2092 | * values with a zero-length name... | |
2093 | */ | |
2094 | ||
2095 | *bufptr++ = attr->value_tag; | |
2096 | *bufptr++ = 0; | |
2097 | *bufptr++ = 0; | |
2098 | } | |
2099 | ||
2100 | /* | |
2101 | * Boolean values are 1-byte; 0 = false, 1 = true. | |
2102 | * | |
2103 | * Put the 2-byte length and 1-byte value into the buffer... | |
2104 | */ | |
2105 | ||
2106 | *bufptr++ = 0; | |
2107 | *bufptr++ = 1; | |
2108 | *bufptr++ = value->boolean; | |
2109 | } | |
2110 | break; | |
2111 | ||
2112 | case IPP_TAG_TEXT : | |
2113 | case IPP_TAG_NAME : | |
2114 | case IPP_TAG_KEYWORD : | |
ef416fc2 | 2115 | case IPP_TAG_URI : |
2116 | case IPP_TAG_URISCHEME : | |
2117 | case IPP_TAG_CHARSET : | |
2118 | case IPP_TAG_LANGUAGE : | |
2119 | case IPP_TAG_MIMETYPE : | |
2120 | for (i = 0, value = attr->values; | |
2121 | i < attr->num_values; | |
2122 | i ++, value ++) | |
2123 | { | |
2124 | if (i) | |
2125 | { | |
2126 | /* | |
2127 | * Arrays and sets are done by sending additional | |
2128 | * values with a zero-length name... | |
2129 | */ | |
2130 | ||
1ff0402e MS |
2131 | DEBUG_printf(("ippWriteIO: writing value tag=%x(%s)\n", |
2132 | attr->value_tag, | |
2133 | ippTagString(attr->value_tag))); | |
2134 | DEBUG_printf(("ippWriteIO: writing name=0,\"\"\n")); | |
ef416fc2 | 2135 | |
1f6f3dbc | 2136 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 3) |
ef416fc2 | 2137 | { |
2138 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2139 | { | |
1ff0402e MS |
2140 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2141 | "attribute..."); | |
1f6f3dbc | 2142 | ipp_buffer_release(buffer); |
ef416fc2 | 2143 | return (IPP_ERROR); |
2144 | } | |
2145 | ||
2146 | bufptr = buffer; | |
2147 | } | |
2148 | ||
2149 | *bufptr++ = attr->value_tag; | |
2150 | *bufptr++ = 0; | |
2151 | *bufptr++ = 0; | |
2152 | } | |
2153 | ||
2154 | if (value->string.text != NULL) | |
2155 | n = (int)strlen(value->string.text); | |
2156 | else | |
2157 | n = 0; | |
2158 | ||
1f6f3dbc MS |
2159 | if (n > (IPP_BUF_SIZE - 2)) |
2160 | { | |
2161 | DEBUG_printf(("ippWriteIO: String too long (%d)\n", n)); | |
2162 | ipp_buffer_release(buffer); | |
ef416fc2 | 2163 | return (IPP_ERROR); |
1f6f3dbc | 2164 | } |
ef416fc2 | 2165 | |
1ff0402e | 2166 | DEBUG_printf(("ippWriteIO: writing string=%d,\"%s\"\n", n, |
ef416fc2 | 2167 | value->string.text)); |
2168 | ||
1f6f3dbc | 2169 | if ((int)(IPP_BUF_SIZE - (bufptr - buffer)) < (n + 2)) |
ef416fc2 | 2170 | { |
2171 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2172 | { | |
1ff0402e MS |
2173 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2174 | "attribute..."); | |
1f6f3dbc | 2175 | ipp_buffer_release(buffer); |
ef416fc2 | 2176 | return (IPP_ERROR); |
2177 | } | |
2178 | ||
2179 | bufptr = buffer; | |
2180 | } | |
2181 | ||
2182 | /* | |
2183 | * All simple strings consist of the 2-byte length and | |
2184 | * character data without the trailing nul normally found | |
a41f09e2 | 2185 | * in C strings. Also, strings cannot be longer than IPP_MAX_LENGTH |
ef416fc2 | 2186 | * bytes since the 2-byte length is a signed (twos-complement) |
2187 | * value. | |
2188 | * | |
2189 | * Put the 2-byte length and string characters in the buffer. | |
2190 | */ | |
2191 | ||
2192 | *bufptr++ = n >> 8; | |
2193 | *bufptr++ = n; | |
2194 | ||
2195 | if (n > 0) | |
2196 | { | |
2197 | memcpy(bufptr, value->string.text, n); | |
2198 | bufptr += n; | |
2199 | } | |
2200 | } | |
2201 | break; | |
2202 | ||
2203 | case IPP_TAG_DATE : | |
2204 | for (i = 0, value = attr->values; | |
2205 | i < attr->num_values; | |
2206 | i ++, value ++) | |
2207 | { | |
1f6f3dbc | 2208 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 16) |
ef416fc2 | 2209 | { |
2210 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2211 | { | |
1ff0402e MS |
2212 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2213 | "attribute..."); | |
1f6f3dbc | 2214 | ipp_buffer_release(buffer); |
ef416fc2 | 2215 | return (IPP_ERROR); |
2216 | } | |
2217 | ||
2218 | bufptr = buffer; | |
2219 | } | |
2220 | ||
2221 | if (i) | |
2222 | { | |
2223 | /* | |
2224 | * Arrays and sets are done by sending additional | |
2225 | * values with a zero-length name... | |
2226 | */ | |
2227 | ||
2228 | *bufptr++ = attr->value_tag; | |
2229 | *bufptr++ = 0; | |
2230 | *bufptr++ = 0; | |
2231 | } | |
2232 | ||
2233 | /* | |
2234 | * Date values consist of a 2-byte length and an | |
2235 | * 11-byte date/time structure defined by RFC 1903. | |
2236 | * | |
2237 | * Put the 2-byte length and 11-byte date/time | |
2238 | * structure in the buffer. | |
2239 | */ | |
2240 | ||
2241 | *bufptr++ = 0; | |
2242 | *bufptr++ = 11; | |
2243 | memcpy(bufptr, value->date, 11); | |
2244 | bufptr += 11; | |
2245 | } | |
2246 | break; | |
2247 | ||
2248 | case IPP_TAG_RESOLUTION : | |
2249 | for (i = 0, value = attr->values; | |
2250 | i < attr->num_values; | |
2251 | i ++, value ++) | |
2252 | { | |
1f6f3dbc | 2253 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 14) |
ef416fc2 | 2254 | { |
2255 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2256 | { | |
1ff0402e MS |
2257 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2258 | "attribute..."); | |
1f6f3dbc MS |
2259 | ipp_buffer_release(buffer); |
2260 | return (IPP_ERROR); | |
ef416fc2 | 2261 | } |
2262 | ||
2263 | bufptr = buffer; | |
2264 | } | |
2265 | ||
2266 | if (i) | |
2267 | { | |
2268 | /* | |
2269 | * Arrays and sets are done by sending additional | |
2270 | * values with a zero-length name... | |
2271 | */ | |
2272 | ||
2273 | *bufptr++ = attr->value_tag; | |
2274 | *bufptr++ = 0; | |
2275 | *bufptr++ = 0; | |
2276 | } | |
2277 | ||
2278 | /* | |
2279 | * Resolution values consist of a 2-byte length, | |
2280 | * 4-byte horizontal resolution value, 4-byte vertical | |
2281 | * resolution value, and a 1-byte units value. | |
2282 | * | |
2283 | * Put the 2-byte length and resolution value data | |
2284 | * into the buffer. | |
2285 | */ | |
2286 | ||
2287 | *bufptr++ = 0; | |
2288 | *bufptr++ = 9; | |
2289 | *bufptr++ = value->resolution.xres >> 24; | |
2290 | *bufptr++ = value->resolution.xres >> 16; | |
2291 | *bufptr++ = value->resolution.xres >> 8; | |
2292 | *bufptr++ = value->resolution.xres; | |
2293 | *bufptr++ = value->resolution.yres >> 24; | |
2294 | *bufptr++ = value->resolution.yres >> 16; | |
2295 | *bufptr++ = value->resolution.yres >> 8; | |
2296 | *bufptr++ = value->resolution.yres; | |
2297 | *bufptr++ = value->resolution.units; | |
2298 | } | |
2299 | break; | |
2300 | ||
2301 | case IPP_TAG_RANGE : | |
2302 | for (i = 0, value = attr->values; | |
2303 | i < attr->num_values; | |
2304 | i ++, value ++) | |
2305 | { | |
1f6f3dbc | 2306 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 13) |
ef416fc2 | 2307 | { |
2308 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2309 | { | |
1ff0402e MS |
2310 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2311 | "attribute..."); | |
1f6f3dbc | 2312 | ipp_buffer_release(buffer); |
ef416fc2 | 2313 | return (IPP_ERROR); |
2314 | } | |
2315 | ||
2316 | bufptr = buffer; | |
2317 | } | |
2318 | ||
2319 | if (i) | |
2320 | { | |
2321 | /* | |
2322 | * Arrays and sets are done by sending additional | |
2323 | * values with a zero-length name... | |
2324 | */ | |
2325 | ||
2326 | *bufptr++ = attr->value_tag; | |
2327 | *bufptr++ = 0; | |
2328 | *bufptr++ = 0; | |
2329 | } | |
2330 | ||
2331 | /* | |
2332 | * Range values consist of a 2-byte length, | |
2333 | * 4-byte lower value, and 4-byte upper value. | |
2334 | * | |
2335 | * Put the 2-byte length and range value data | |
2336 | * into the buffer. | |
2337 | */ | |
2338 | ||
2339 | *bufptr++ = 0; | |
2340 | *bufptr++ = 8; | |
2341 | *bufptr++ = value->range.lower >> 24; | |
2342 | *bufptr++ = value->range.lower >> 16; | |
2343 | *bufptr++ = value->range.lower >> 8; | |
2344 | *bufptr++ = value->range.lower; | |
2345 | *bufptr++ = value->range.upper >> 24; | |
2346 | *bufptr++ = value->range.upper >> 16; | |
2347 | *bufptr++ = value->range.upper >> 8; | |
2348 | *bufptr++ = value->range.upper; | |
2349 | } | |
2350 | break; | |
2351 | ||
2352 | case IPP_TAG_TEXTLANG : | |
2353 | case IPP_TAG_NAMELANG : | |
2354 | for (i = 0, value = attr->values; | |
2355 | i < attr->num_values; | |
2356 | i ++, value ++) | |
2357 | { | |
2358 | if (i) | |
2359 | { | |
2360 | /* | |
2361 | * Arrays and sets are done by sending additional | |
2362 | * values with a zero-length name... | |
2363 | */ | |
2364 | ||
1f6f3dbc | 2365 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 3) |
ef416fc2 | 2366 | { |
2367 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2368 | { | |
1ff0402e MS |
2369 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2370 | "attribute..."); | |
1f6f3dbc | 2371 | ipp_buffer_release(buffer); |
ef416fc2 | 2372 | return (IPP_ERROR); |
2373 | } | |
2374 | ||
2375 | bufptr = buffer; | |
2376 | } | |
2377 | ||
2378 | *bufptr++ = attr->value_tag; | |
2379 | *bufptr++ = 0; | |
2380 | *bufptr++ = 0; | |
2381 | } | |
2382 | ||
2383 | /* | |
2384 | * textWithLanguage and nameWithLanguage values consist | |
2385 | * of a 2-byte length for both strings and their | |
2386 | * individual lengths, a 2-byte length for the | |
2387 | * character string, the character string without the | |
2388 | * trailing nul, a 2-byte length for the character | |
2389 | * set string, and the character set string without | |
2390 | * the trailing nul. | |
2391 | */ | |
2392 | ||
2393 | n = 4; | |
2394 | ||
2395 | if (value->string.charset != NULL) | |
b86bc4cf | 2396 | n += (int)strlen(value->string.charset); |
ef416fc2 | 2397 | |
2398 | if (value->string.text != NULL) | |
b86bc4cf | 2399 | n += (int)strlen(value->string.text); |
ef416fc2 | 2400 | |
1f6f3dbc MS |
2401 | if (n > (IPP_BUF_SIZE - 2)) |
2402 | { | |
2403 | DEBUG_printf(("ippWriteIO: text/nameWithLanguage value " | |
2404 | "too long (%d)\n", n)); | |
2405 | ipp_buffer_release(buffer); | |
ef416fc2 | 2406 | return (IPP_ERROR); |
1f6f3dbc | 2407 | } |
ef416fc2 | 2408 | |
1f6f3dbc | 2409 | if ((int)(IPP_BUF_SIZE - (bufptr - buffer)) < (n + 2)) |
ef416fc2 | 2410 | { |
2411 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2412 | { | |
1ff0402e MS |
2413 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2414 | "attribute..."); | |
1f6f3dbc | 2415 | ipp_buffer_release(buffer); |
ef416fc2 | 2416 | return (IPP_ERROR); |
2417 | } | |
2418 | ||
2419 | bufptr = buffer; | |
2420 | } | |
2421 | ||
2422 | /* Length of entire value */ | |
2423 | *bufptr++ = n >> 8; | |
2424 | *bufptr++ = n; | |
2425 | ||
2426 | /* Length of charset */ | |
2427 | if (value->string.charset != NULL) | |
2428 | n = (int)strlen(value->string.charset); | |
2429 | else | |
2430 | n = 0; | |
2431 | ||
2432 | *bufptr++ = n >> 8; | |
2433 | *bufptr++ = n; | |
2434 | ||
2435 | /* Charset */ | |
2436 | if (n > 0) | |
2437 | { | |
2438 | memcpy(bufptr, value->string.charset, n); | |
2439 | bufptr += n; | |
2440 | } | |
2441 | ||
2442 | /* Length of text */ | |
2443 | if (value->string.text != NULL) | |
2444 | n = (int)strlen(value->string.text); | |
2445 | else | |
2446 | n = 0; | |
2447 | ||
2448 | *bufptr++ = n >> 8; | |
2449 | *bufptr++ = n; | |
2450 | ||
2451 | /* Text */ | |
2452 | if (n > 0) | |
2453 | { | |
2454 | memcpy(bufptr, value->string.text, n); | |
2455 | bufptr += n; | |
2456 | } | |
2457 | } | |
2458 | break; | |
2459 | ||
2460 | case IPP_TAG_BEGIN_COLLECTION : | |
2461 | for (i = 0, value = attr->values; | |
2462 | i < attr->num_values; | |
2463 | i ++, value ++) | |
2464 | { | |
2465 | /* | |
2466 | * Collections are written with the begin-collection | |
2467 | * tag first with a value of 0 length, followed by the | |
2468 | * attributes in the collection, then the end-collection | |
2469 | * value... | |
2470 | */ | |
2471 | ||
1f6f3dbc | 2472 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 5) |
ef416fc2 | 2473 | { |
2474 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2475 | { | |
1ff0402e MS |
2476 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2477 | "attribute..."); | |
1f6f3dbc | 2478 | ipp_buffer_release(buffer); |
ef416fc2 | 2479 | return (IPP_ERROR); |
2480 | } | |
2481 | ||
2482 | bufptr = buffer; | |
2483 | } | |
2484 | ||
2485 | if (i) | |
2486 | { | |
2487 | /* | |
2488 | * Arrays and sets are done by sending additional | |
2489 | * values with a zero-length name... | |
2490 | */ | |
2491 | ||
2492 | *bufptr++ = attr->value_tag; | |
2493 | *bufptr++ = 0; | |
2494 | *bufptr++ = 0; | |
2495 | } | |
2496 | ||
2497 | /* | |
2498 | * Write a data length of 0 and flush the buffer... | |
2499 | */ | |
2500 | ||
2501 | *bufptr++ = 0; | |
2502 | *bufptr++ = 0; | |
2503 | ||
2504 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2505 | { | |
1ff0402e MS |
2506 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2507 | "attribute..."); | |
1f6f3dbc | 2508 | ipp_buffer_release(buffer); |
ef416fc2 | 2509 | return (IPP_ERROR); |
2510 | } | |
2511 | ||
2512 | bufptr = buffer; | |
2513 | ||
2514 | /* | |
2515 | * Then write the collection attribute... | |
2516 | */ | |
2517 | ||
2518 | value->collection->state = IPP_IDLE; | |
2519 | ||
1f6f3dbc MS |
2520 | if (ippWriteIO(dst, cb, 1, ipp, |
2521 | value->collection) == IPP_ERROR) | |
2522 | { | |
2523 | DEBUG_puts("ippWriteIO: Unable to write collection value"); | |
2524 | ipp_buffer_release(buffer); | |
ef416fc2 | 2525 | return (IPP_ERROR); |
1f6f3dbc | 2526 | } |
ef416fc2 | 2527 | } |
2528 | break; | |
2529 | ||
2530 | default : | |
2531 | for (i = 0, value = attr->values; | |
2532 | i < attr->num_values; | |
2533 | i ++, value ++) | |
2534 | { | |
2535 | if (i) | |
2536 | { | |
2537 | /* | |
2538 | * Arrays and sets are done by sending additional | |
2539 | * values with a zero-length name... | |
2540 | */ | |
2541 | ||
1f6f3dbc | 2542 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 3) |
ef416fc2 | 2543 | { |
2544 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2545 | { | |
1ff0402e MS |
2546 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2547 | "attribute..."); | |
1f6f3dbc | 2548 | ipp_buffer_release(buffer); |
ef416fc2 | 2549 | return (IPP_ERROR); |
2550 | } | |
2551 | ||
2552 | bufptr = buffer; | |
2553 | } | |
2554 | ||
2555 | *bufptr++ = attr->value_tag; | |
2556 | *bufptr++ = 0; | |
2557 | *bufptr++ = 0; | |
2558 | } | |
2559 | ||
2560 | /* | |
2561 | * An unknown value might some new value that a | |
2562 | * vendor has come up with. It consists of a | |
2563 | * 2-byte length and the bytes in the unknown | |
2564 | * value buffer. | |
2565 | */ | |
2566 | ||
2567 | n = value->unknown.length; | |
2568 | ||
1f6f3dbc MS |
2569 | if (n > (IPP_BUF_SIZE - 2)) |
2570 | { | |
2571 | DEBUG_printf(("ippWriteIO: Data length too long (%d)\n", | |
2572 | n)); | |
2573 | ipp_buffer_release(buffer); | |
ef416fc2 | 2574 | return (IPP_ERROR); |
1f6f3dbc | 2575 | } |
ef416fc2 | 2576 | |
1f6f3dbc | 2577 | if ((int)(IPP_BUF_SIZE - (bufptr - buffer)) < (n + 2)) |
ef416fc2 | 2578 | { |
2579 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2580 | { | |
1ff0402e MS |
2581 | DEBUG_puts("ippWriteIO: Could not write IPP " |
2582 | "attribute..."); | |
1f6f3dbc | 2583 | ipp_buffer_release(buffer); |
ef416fc2 | 2584 | return (IPP_ERROR); |
2585 | } | |
2586 | ||
2587 | bufptr = buffer; | |
2588 | } | |
2589 | ||
2590 | /* Length of unknown value */ | |
2591 | *bufptr++ = n >> 8; | |
2592 | *bufptr++ = n; | |
2593 | ||
2594 | /* Value */ | |
2595 | if (n > 0) | |
2596 | { | |
2597 | memcpy(bufptr, value->unknown.data, n); | |
2598 | bufptr += n; | |
2599 | } | |
2600 | } | |
2601 | break; | |
2602 | } | |
2603 | ||
2604 | /* | |
2605 | * Write the data out... | |
2606 | */ | |
2607 | ||
2608 | if ((*cb)(dst, buffer, (int)(bufptr - buffer)) < 0) | |
2609 | { | |
89d46774 | 2610 | DEBUG_puts("ippWriteIO: Could not write IPP attribute..."); |
1f6f3dbc | 2611 | ipp_buffer_release(buffer); |
ef416fc2 | 2612 | return (IPP_ERROR); |
2613 | } | |
2614 | ||
568fa3fa MS |
2615 | DEBUG_printf(("ippWriteIO: wrote %d bytes\n", |
2616 | (int)(bufptr - buffer))); | |
ef416fc2 | 2617 | |
2618 | /* | |
2619 | * If blocking is disabled, stop here... | |
2620 | */ | |
2621 | ||
2622 | if (!blocking) | |
2623 | break; | |
2624 | } | |
2625 | ||
2626 | if (ipp->current == NULL) | |
2627 | { | |
2628 | /* | |
2629 | * Done with all of the attributes; add the end-of-attributes | |
2630 | * tag or end-collection attribute... | |
2631 | */ | |
2632 | ||
2633 | if (parent == NULL) | |
2634 | { | |
2635 | buffer[0] = IPP_TAG_END; | |
2636 | n = 1; | |
2637 | } | |
2638 | else | |
2639 | { | |
2640 | buffer[0] = IPP_TAG_END_COLLECTION; | |
2641 | buffer[1] = 0; /* empty name */ | |
2642 | buffer[2] = 0; | |
2643 | buffer[3] = 0; /* empty value */ | |
2644 | buffer[4] = 0; | |
2645 | n = 5; | |
2646 | } | |
2647 | ||
2648 | if ((*cb)(dst, buffer, n) < 0) | |
2649 | { | |
89d46774 | 2650 | DEBUG_puts("ippWriteIO: Could not write IPP end-tag..."); |
1f6f3dbc | 2651 | ipp_buffer_release(buffer); |
ef416fc2 | 2652 | return (IPP_ERROR); |
2653 | } | |
2654 | ||
2655 | ipp->state = IPP_DATA; | |
2656 | } | |
2657 | break; | |
2658 | ||
2659 | case IPP_DATA : | |
2660 | break; | |
2661 | ||
2662 | default : | |
2663 | break; /* anti-compiler-warning-code */ | |
2664 | } | |
2665 | ||
1f6f3dbc MS |
2666 | ipp_buffer_release(buffer); |
2667 | ||
ef416fc2 | 2668 | return (ipp->state); |
2669 | } | |
2670 | ||
2671 | ||
2672 | /* | |
757d2cad | 2673 | * '_ippAddAttr()' - Add a new attribute to the request. |
ef416fc2 | 2674 | */ |
2675 | ||
2676 | ipp_attribute_t * /* O - New attribute */ | |
80ca4592 | 2677 | _ippAddAttr(ipp_t *ipp, /* I - IPP message */ |
2678 | int num_values) /* I - Number of values */ | |
ef416fc2 | 2679 | { |
2680 | ipp_attribute_t *attr; /* New attribute */ | |
2681 | ||
2682 | ||
1ff0402e | 2683 | DEBUG_printf(("_ippAddAttr(ipp=%p, num_values=%d)\n", ipp, num_values)); |
ef416fc2 | 2684 | |
1ff0402e | 2685 | if (!ipp || num_values < 0) |
ef416fc2 | 2686 | return (NULL); |
2687 | ||
2688 | attr = calloc(sizeof(ipp_attribute_t) + | |
2689 | (num_values - 1) * sizeof(ipp_value_t), 1); | |
2690 | ||
ef416fc2 | 2691 | if (attr != NULL) |
2692 | { | |
fa73b229 | 2693 | attr->num_values = num_values; |
2694 | ||
ef416fc2 | 2695 | if (ipp->last == NULL) |
2696 | ipp->attrs = attr; | |
2697 | else | |
2698 | ipp->last->next = attr; | |
2699 | ||
2700 | ipp->last = attr; | |
2701 | } | |
2702 | ||
757d2cad | 2703 | DEBUG_printf(("_ippAddAttr(): %p\n", attr)); |
ef416fc2 | 2704 | |
2705 | return (attr); | |
2706 | } | |
2707 | ||
2708 | ||
2709 | /* | |
757d2cad | 2710 | * '_ippFreeAttr()' - Free an attribute. |
ef416fc2 | 2711 | */ |
2712 | ||
2713 | void | |
757d2cad | 2714 | _ippFreeAttr(ipp_attribute_t *attr) /* I - Attribute to free */ |
ef416fc2 | 2715 | { |
2716 | int i; /* Looping var */ | |
2717 | ipp_value_t *value; /* Current value */ | |
2718 | ||
2719 | ||
1ff0402e | 2720 | DEBUG_printf(("_ippFreeAttr(attr=%p)\n", attr)); |
ef416fc2 | 2721 | |
2722 | switch (attr->value_tag) | |
2723 | { | |
2724 | case IPP_TAG_TEXT : | |
2725 | case IPP_TAG_NAME : | |
2726 | case IPP_TAG_KEYWORD : | |
ef416fc2 | 2727 | case IPP_TAG_URI : |
2728 | case IPP_TAG_URISCHEME : | |
2729 | case IPP_TAG_CHARSET : | |
2730 | case IPP_TAG_LANGUAGE : | |
2731 | case IPP_TAG_MIMETYPE : | |
2732 | for (i = 0, value = attr->values; | |
2733 | i < attr->num_values; | |
2734 | i ++, value ++) | |
757d2cad | 2735 | _cupsStrFree(value->string.text); |
ef416fc2 | 2736 | break; |
2737 | ||
2738 | case IPP_TAG_TEXTLANG : | |
2739 | case IPP_TAG_NAMELANG : | |
2740 | for (i = 0, value = attr->values; | |
2741 | i < attr->num_values; | |
2742 | i ++, value ++) | |
2743 | { | |
2744 | if (value->string.charset && i == 0) | |
757d2cad | 2745 | _cupsStrFree(value->string.charset); |
2746 | _cupsStrFree(value->string.text); | |
ef416fc2 | 2747 | } |
2748 | break; | |
2749 | ||
4400e98d | 2750 | case IPP_TAG_INTEGER : |
2751 | case IPP_TAG_ENUM : | |
2752 | case IPP_TAG_BOOLEAN : | |
2753 | case IPP_TAG_DATE : | |
2754 | case IPP_TAG_RESOLUTION : | |
2755 | case IPP_TAG_RANGE : | |
2756 | break; | |
2757 | ||
2758 | case IPP_TAG_BEGIN_COLLECTION : | |
2759 | for (i = 0, value = attr->values; | |
2760 | i < attr->num_values; | |
2761 | i ++, value ++) | |
2762 | ippDelete(value->collection); | |
2763 | break; | |
2764 | ||
5a738aea MS |
2765 | case IPP_TAG_STRING : |
2766 | for (i = 0, value = attr->values; | |
2767 | i < attr->num_values; | |
2768 | i ++, value ++) | |
2769 | free(value->unknown.data); | |
2770 | break; | |
2771 | ||
ef416fc2 | 2772 | default : |
4400e98d | 2773 | if (!((int)attr->value_tag & IPP_TAG_COPY)) |
2774 | { | |
2775 | for (i = 0, value = attr->values; | |
2776 | i < attr->num_values; | |
2777 | i ++, value ++) | |
2778 | if (value->unknown.data) | |
2779 | free(value->unknown.data); | |
2780 | } | |
2781 | break; | |
ef416fc2 | 2782 | } |
2783 | ||
fa73b229 | 2784 | if (attr->name) |
757d2cad | 2785 | _cupsStrFree(attr->name); |
ef416fc2 | 2786 | |
2787 | free(attr); | |
2788 | } | |
2789 | ||
2790 | ||
1f6f3dbc MS |
2791 | /* |
2792 | * 'ipp_buffer_get()' - Get a read/write buffer. | |
2793 | */ | |
2794 | ||
2795 | static unsigned char * /* O - Buffer */ | |
2796 | ipp_buffer_get(void) | |
2797 | { | |
2798 | _ipp_buffer_t *buffer; /* Current buffer */ | |
2799 | _cups_globals_t *cg = _cupsGlobals(); | |
2800 | /* Global data */ | |
2801 | ||
2802 | ||
2803 | for (buffer = cg->ipp_buffers; buffer; buffer = buffer->next) | |
2804 | if (!buffer->used) | |
2805 | { | |
2806 | buffer->used = 1; | |
2807 | return (buffer->d); | |
2808 | } | |
2809 | ||
2810 | if ((buffer = malloc(sizeof(_ipp_buffer_t))) == NULL) | |
2811 | return (NULL); | |
2812 | ||
2813 | buffer->used = 1; | |
2814 | buffer->next = cg->ipp_buffers; | |
2815 | cg->ipp_buffers = buffer; | |
2816 | ||
2817 | return (buffer->d); | |
2818 | } | |
2819 | ||
2820 | ||
2821 | /* | |
2822 | * 'ipp_buffer_release()' - Release a read/write buffer. | |
2823 | */ | |
2824 | ||
2825 | static void | |
2826 | ipp_buffer_release(unsigned char *b) /* I - Buffer to release */ | |
2827 | { | |
2828 | ((_ipp_buffer_t *)b)->used = 0; | |
2829 | } | |
2830 | ||
2831 | ||
ef416fc2 | 2832 | /* |
2833 | * 'ipp_length()' - Compute the length of an IPP message or collection value. | |
2834 | */ | |
2835 | ||
2836 | static size_t /* O - Size of IPP message */ | |
2837 | ipp_length(ipp_t *ipp, /* I - IPP message or collection */ | |
2838 | int collection) /* I - 1 if a collection, 0 otherwise */ | |
2839 | { | |
2840 | int i; /* Looping var */ | |
2841 | int bytes; /* Number of bytes */ | |
2842 | ipp_attribute_t *attr; /* Current attribute */ | |
2843 | ipp_tag_t group; /* Current group */ | |
2844 | ipp_value_t *value; /* Current value */ | |
2845 | ||
2846 | ||
2847 | if (ipp == NULL) | |
2848 | return (0); | |
2849 | ||
2850 | /* | |
2851 | * Start with 8 bytes for the IPP message header... | |
2852 | */ | |
2853 | ||
2854 | bytes = collection ? 0 : 8; | |
2855 | ||
2856 | /* | |
2857 | * Then add the lengths of each attribute... | |
2858 | */ | |
2859 | ||
2860 | group = IPP_TAG_ZERO; | |
2861 | ||
2862 | for (attr = ipp->attrs; attr != NULL; attr = attr->next) | |
2863 | { | |
2864 | if (attr->group_tag != group && !collection) | |
2865 | { | |
2866 | group = attr->group_tag; | |
2867 | if (group == IPP_TAG_ZERO) | |
2868 | continue; | |
2869 | ||
2870 | bytes ++; /* Group tag */ | |
2871 | } | |
2872 | ||
2873 | if (!attr->name) | |
2874 | continue; | |
2875 | ||
ae71f5de MS |
2876 | DEBUG_printf(("ipp_length: attr->name=\"%s\", attr->num_values=%d, " |
2877 | "bytes=%d\n", attr->name, attr->num_values, bytes)); | |
ef416fc2 | 2878 | |
b86bc4cf | 2879 | bytes += (int)strlen(attr->name); /* Name */ |
ef416fc2 | 2880 | bytes += attr->num_values; /* Value tag for each value */ |
2881 | bytes += 2 * attr->num_values; /* Name lengths */ | |
2882 | bytes += 2 * attr->num_values; /* Value lengths */ | |
2883 | ||
2884 | if (collection) | |
2885 | bytes += 5; /* Add membername overhead */ | |
2886 | ||
2887 | switch (attr->value_tag & ~IPP_TAG_COPY) | |
2888 | { | |
2889 | case IPP_TAG_INTEGER : | |
2890 | case IPP_TAG_ENUM : | |
2891 | bytes += 4 * attr->num_values; | |
2892 | break; | |
2893 | ||
2894 | case IPP_TAG_BOOLEAN : | |
2895 | bytes += attr->num_values; | |
2896 | break; | |
2897 | ||
2898 | case IPP_TAG_TEXT : | |
2899 | case IPP_TAG_NAME : | |
2900 | case IPP_TAG_KEYWORD : | |
ef416fc2 | 2901 | case IPP_TAG_URI : |
2902 | case IPP_TAG_URISCHEME : | |
2903 | case IPP_TAG_CHARSET : | |
2904 | case IPP_TAG_LANGUAGE : | |
2905 | case IPP_TAG_MIMETYPE : | |
2906 | for (i = 0, value = attr->values; | |
2907 | i < attr->num_values; | |
2908 | i ++, value ++) | |
2909 | if (value->string.text != NULL) | |
b86bc4cf | 2910 | bytes += (int)strlen(value->string.text); |
ef416fc2 | 2911 | break; |
2912 | ||
2913 | case IPP_TAG_DATE : | |
2914 | bytes += 11 * attr->num_values; | |
2915 | break; | |
2916 | ||
2917 | case IPP_TAG_RESOLUTION : | |
2918 | bytes += 9 * attr->num_values; | |
2919 | break; | |
2920 | ||
2921 | case IPP_TAG_RANGE : | |
2922 | bytes += 8 * attr->num_values; | |
2923 | break; | |
2924 | ||
2925 | case IPP_TAG_TEXTLANG : | |
2926 | case IPP_TAG_NAMELANG : | |
2927 | bytes += 4 * attr->num_values;/* Charset + text length */ | |
2928 | ||
2929 | for (i = 0, value = attr->values; | |
2930 | i < attr->num_values; | |
2931 | i ++, value ++) | |
2932 | { | |
2933 | if (value->string.charset != NULL) | |
b86bc4cf | 2934 | bytes += (int)strlen(value->string.charset); |
ef416fc2 | 2935 | |
2936 | if (value->string.text != NULL) | |
b86bc4cf | 2937 | bytes += (int)strlen(value->string.text); |
ef416fc2 | 2938 | } |
2939 | break; | |
2940 | ||
2941 | case IPP_TAG_BEGIN_COLLECTION : | |
2942 | for (i = 0, value = attr->values; | |
2943 | i < attr->num_values; | |
2944 | i ++, value ++) | |
b86bc4cf | 2945 | bytes += (int)ipp_length(value->collection, 1); |
ef416fc2 | 2946 | break; |
2947 | ||
2948 | default : | |
2949 | for (i = 0, value = attr->values; | |
2950 | i < attr->num_values; | |
2951 | i ++, value ++) | |
4400e98d | 2952 | bytes += value->unknown.length; |
ef416fc2 | 2953 | break; |
2954 | } | |
2955 | } | |
2956 | ||
2957 | /* | |
2958 | * Finally, add 1 byte for the "end of attributes" tag or 5 bytes | |
2959 | * for the "end of collection" tag and return... | |
2960 | */ | |
2961 | ||
2962 | if (collection) | |
2963 | bytes += 5; | |
2964 | else | |
2965 | bytes ++; | |
2966 | ||
ae71f5de | 2967 | DEBUG_printf(("ipp_length: bytes=%d\n", bytes)); |
ef416fc2 | 2968 | |
2969 | return (bytes); | |
2970 | } | |
2971 | ||
2972 | ||
2973 | /* | |
2974 | * 'ipp_read_http()' - Semi-blocking read on a HTTP connection... | |
2975 | */ | |
2976 | ||
a4d04587 | 2977 | static ssize_t /* O - Number of bytes read */ |
ef416fc2 | 2978 | ipp_read_http(http_t *http, /* I - Client connection */ |
2979 | ipp_uchar_t *buffer, /* O - Buffer for data */ | |
a4d04587 | 2980 | size_t length) /* I - Total length */ |
ef416fc2 | 2981 | { |
2982 | int tbytes, /* Total bytes read */ | |
2983 | bytes; /* Bytes read this pass */ | |
2984 | char len[32]; /* Length string */ | |
2985 | ||
2986 | ||
2987 | DEBUG_printf(("ipp_read_http(http=%p, buffer=%p, length=%d)\n", | |
568fa3fa | 2988 | http, buffer, (int)length)); |
ef416fc2 | 2989 | |
2990 | /* | |
2991 | * Loop until all bytes are read... | |
2992 | */ | |
2993 | ||
ae71f5de MS |
2994 | for (tbytes = 0, bytes = 0; |
2995 | tbytes < (int)length; | |
2996 | tbytes += bytes, buffer += bytes) | |
ef416fc2 | 2997 | { |
ae71f5de MS |
2998 | DEBUG_printf(("ipp_read_http: tbytes=%d, http->state=%d\n", tbytes, |
2999 | http->state)); | |
ef416fc2 | 3000 | |
3001 | if (http->state == HTTP_WAITING) | |
3002 | break; | |
3003 | ||
3004 | if (http->used > 0 && http->data_encoding == HTTP_ENCODE_LENGTH) | |
3005 | { | |
3006 | /* | |
3007 | * Do "fast read" from HTTP buffer directly... | |
3008 | */ | |
3009 | ||
b86bc4cf | 3010 | if (http->used > (int)(length - tbytes)) |
3011 | bytes = (int)(length - tbytes); | |
ef416fc2 | 3012 | else |
3013 | bytes = http->used; | |
3014 | ||
3015 | if (bytes == 1) | |
3016 | buffer[0] = http->buffer[0]; | |
3017 | else | |
3018 | memcpy(buffer, http->buffer, bytes); | |
3019 | ||
3020 | http->used -= bytes; | |
3021 | http->data_remaining -= bytes; | |
3022 | ||
3023 | if (http->data_remaining <= INT_MAX) | |
3024 | http->_data_remaining = (int)http->data_remaining; | |
3025 | else | |
3026 | http->_data_remaining = INT_MAX; | |
3027 | ||
3028 | if (http->used > 0) | |
3029 | memmove(http->buffer, http->buffer + bytes, http->used); | |
3030 | ||
3031 | if (http->data_remaining == 0) | |
3032 | { | |
3033 | if (http->data_encoding == HTTP_ENCODE_CHUNKED) | |
3034 | { | |
3035 | /* | |
3036 | * Get the trailing CR LF after the chunk... | |
3037 | */ | |
3038 | ||
3039 | if (!httpGets(len, sizeof(len), http)) | |
3040 | return (-1); | |
3041 | } | |
3042 | ||
3043 | if (http->data_encoding != HTTP_ENCODE_CHUNKED) | |
3044 | { | |
3045 | if (http->state == HTTP_POST_RECV) | |
3046 | http->state ++; | |
3047 | else | |
3048 | http->state = HTTP_WAITING; | |
3049 | } | |
3050 | } | |
3051 | } | |
3052 | else | |
3053 | { | |
3054 | /* | |
3055 | * Wait a maximum of 1 second for data... | |
3056 | */ | |
3057 | ||
3058 | if (!http->blocking) | |
3059 | { | |
3060 | /* | |
ed486911 | 3061 | * Wait up to 10 seconds for more data on non-blocking sockets... |
ef416fc2 | 3062 | */ |
3063 | ||
ed486911 | 3064 | if (!httpWait(http, 10000)) |
ef416fc2 | 3065 | { |
3066 | /* | |
3067 | * Signal no data... | |
3068 | */ | |
3069 | ||
3070 | bytes = -1; | |
3071 | break; | |
3072 | } | |
3073 | } | |
3074 | ||
a4d04587 | 3075 | if ((bytes = httpRead2(http, (char *)buffer, length - tbytes)) <= 0) |
ef416fc2 | 3076 | break; |
3077 | } | |
3078 | } | |
3079 | ||
3080 | /* | |
3081 | * Return the number of bytes read... | |
3082 | */ | |
3083 | ||
3084 | if (tbytes == 0 && bytes < 0) | |
3085 | tbytes = -1; | |
3086 | ||
ae71f5de | 3087 | DEBUG_printf(("ipp_read_http: returning %d bytes...\n", tbytes)); |
ef416fc2 | 3088 | |
3089 | return (tbytes); | |
3090 | } | |
3091 | ||
3092 | ||
3093 | /* | |
3094 | * 'ipp_read_file()' - Read IPP data from a file. | |
3095 | */ | |
3096 | ||
a4d04587 | 3097 | static ssize_t /* O - Number of bytes read */ |
ef416fc2 | 3098 | ipp_read_file(int *fd, /* I - File descriptor */ |
3099 | ipp_uchar_t *buffer, /* O - Read buffer */ | |
a4d04587 | 3100 | size_t length) /* I - Number of bytes to read */ |
ef416fc2 | 3101 | { |
b86bc4cf | 3102 | #ifdef WIN32 |
3103 | return ((ssize_t)read(*fd, buffer, (unsigned)length)); | |
3104 | #else | |
ef416fc2 | 3105 | return (read(*fd, buffer, length)); |
b86bc4cf | 3106 | #endif /* WIN32 */ |
ef416fc2 | 3107 | } |
3108 | ||
3109 | ||
3110 | /* | |
3111 | * 'ipp_write_file()' - Write IPP data to a file. | |
3112 | */ | |
3113 | ||
a4d04587 | 3114 | static ssize_t /* O - Number of bytes written */ |
ef416fc2 | 3115 | ipp_write_file(int *fd, /* I - File descriptor */ |
3116 | ipp_uchar_t *buffer, /* I - Data to write */ | |
a4d04587 | 3117 | size_t length) /* I - Number of bytes to write */ |
ef416fc2 | 3118 | { |
b86bc4cf | 3119 | #ifdef WIN32 |
3120 | return ((ssize_t)write(*fd, buffer, (unsigned)length)); | |
3121 | #else | |
ef416fc2 | 3122 | return (write(*fd, buffer, length)); |
b86bc4cf | 3123 | #endif /* WIN32 */ |
ef416fc2 | 3124 | } |
3125 | ||
3126 | ||
80ca4592 | 3127 | #ifdef __linux |
ef416fc2 | 3128 | /* |
80ca4592 | 3129 | * The following symbol definitions are provided only for KDE |
3130 | * compatibility during the CUPS 1.2 testing period and will be | |
3131 | * removed in a future release of CUPS. These are PRIVATE APIs | |
3132 | * from CUPS 1.1.x that the KDE developers chose to use... | |
3133 | */ | |
3134 | ||
3135 | ipp_attribute_t * /* O - New attribute */ | |
89d46774 | 3136 | _ipp_add_attr(ipp_t *ipp, /* I - IPP message */ |
3137 | int num_values) /* I - Number of values */ | |
80ca4592 | 3138 | { |
3139 | return (_ippAddAttr(ipp, num_values)); | |
3140 | } | |
3141 | ||
3142 | void | |
89d46774 | 3143 | _ipp_free_attr(ipp_attribute_t *attr) /* I - Attribute to free */ |
80ca4592 | 3144 | { |
3145 | _ippFreeAttr(attr); | |
3146 | } | |
3147 | #endif /* __linux */ | |
3148 | ||
3149 | ||
3150 | /* | |
b19ccc9e | 3151 | * End of "$Id: ipp.c 7847 2008-08-19 04:22:14Z mike $". |
ef416fc2 | 3152 | */ |