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1 | /* | |
2 | * "$Id: ipp.c 12093 2014-08-19 12:10:17Z msweet $" | |
3 | * | |
4 | * Internet Printing Protocol functions for CUPS. | |
5 | * | |
6 | * Copyright 2007-2014 by Apple Inc. | |
7 | * Copyright 1997-2007 by Easy Software Products, all rights reserved. | |
8 | * | |
9 | * These coded instructions, statements, and computer programs are the | |
10 | * property of Apple Inc. and are protected by Federal copyright | |
11 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
12 | * which should have been included with this file. If this file is | |
13 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
14 | * | |
15 | * This file is subject to the Apple OS-Developed Software exception. | |
16 | */ | |
17 | ||
18 | /* | |
19 | * Include necessary headers... | |
20 | */ | |
21 | ||
22 | #include "cups-private.h" | |
23 | #include <regex.h> | |
24 | #ifdef WIN32 | |
25 | # include <io.h> | |
26 | #endif /* WIN32 */ | |
27 | ||
28 | ||
29 | /* | |
30 | * Local functions... | |
31 | */ | |
32 | ||
33 | static ipp_attribute_t *ipp_add_attr(ipp_t *ipp, const char *name, | |
34 | ipp_tag_t group_tag, ipp_tag_t value_tag, | |
35 | int num_values); | |
36 | static void ipp_free_values(ipp_attribute_t *attr, int element, | |
37 | int count); | |
38 | static char *ipp_get_code(const char *locale, char *buffer, | |
39 | size_t bufsize) | |
40 | __attribute__((nonnull(1,2))); | |
41 | static char *ipp_lang_code(const char *locale, char *buffer, | |
42 | size_t bufsize) | |
43 | __attribute__((nonnull(1,2))); | |
44 | static size_t ipp_length(ipp_t *ipp, int collection); | |
45 | static ssize_t ipp_read_http(http_t *http, ipp_uchar_t *buffer, | |
46 | size_t length); | |
47 | static ssize_t ipp_read_file(int *fd, ipp_uchar_t *buffer, | |
48 | size_t length); | |
49 | static void ipp_set_error(ipp_status_t status, const char *format, | |
50 | ...); | |
51 | static _ipp_value_t *ipp_set_value(ipp_t *ipp, ipp_attribute_t **attr, | |
52 | int element); | |
53 | static ssize_t ipp_write_file(int *fd, ipp_uchar_t *buffer, | |
54 | size_t length); | |
55 | ||
56 | ||
57 | /* | |
58 | * '_cupsBufferGet()' - Get a read/write buffer. | |
59 | */ | |
60 | ||
61 | char * /* O - Buffer */ | |
62 | _cupsBufferGet(size_t size) /* I - Size required */ | |
63 | { | |
64 | _cups_buffer_t *buffer; /* Current buffer */ | |
65 | _cups_globals_t *cg = _cupsGlobals(); | |
66 | /* Global data */ | |
67 | ||
68 | ||
69 | for (buffer = cg->cups_buffers; buffer; buffer = buffer->next) | |
70 | if (!buffer->used && buffer->size >= size) | |
71 | break; | |
72 | ||
73 | if (!buffer) | |
74 | { | |
75 | if ((buffer = malloc(sizeof(_cups_buffer_t) + size - 1)) == NULL) | |
76 | return (NULL); | |
77 | ||
78 | buffer->next = cg->cups_buffers; | |
79 | buffer->size = size; | |
80 | cg->cups_buffers = buffer; | |
81 | } | |
82 | ||
83 | buffer->used = 1; | |
84 | ||
85 | return (buffer->d); | |
86 | } | |
87 | ||
88 | ||
89 | /* | |
90 | * '_cupsBufferRelease()' - Release a read/write buffer. | |
91 | */ | |
92 | ||
93 | void | |
94 | _cupsBufferRelease(char *b) /* I - Buffer to release */ | |
95 | { | |
96 | _cups_buffer_t *buffer; /* Buffer */ | |
97 | ||
98 | ||
99 | /* | |
100 | * Mark this buffer as unused... | |
101 | */ | |
102 | ||
103 | buffer = (_cups_buffer_t *)(b - offsetof(_cups_buffer_t, d)); | |
104 | buffer->used = 0; | |
105 | } | |
106 | ||
107 | ||
108 | /* | |
109 | * 'ippAddBoolean()' - Add a boolean attribute to an IPP message. | |
110 | * | |
111 | * The @code ipp@ parameter refers to an IPP message previously created using | |
112 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
113 | * | |
114 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
115 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
116 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
117 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
118 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
119 | */ | |
120 | ||
121 | ipp_attribute_t * /* O - New attribute */ | |
122 | ippAddBoolean(ipp_t *ipp, /* I - IPP message */ | |
123 | ipp_tag_t group, /* I - IPP group */ | |
124 | const char *name, /* I - Name of attribute */ | |
125 | char value) /* I - Value of attribute */ | |
126 | { | |
127 | ipp_attribute_t *attr; /* New attribute */ | |
128 | ||
129 | ||
130 | DEBUG_printf(("ippAddBoolean(ipp=%p, group=%02x(%s), name=\"%s\", value=%d)", | |
131 | ipp, group, ippTagString(group), name, value)); | |
132 | ||
133 | /* | |
134 | * Range check input... | |
135 | */ | |
136 | ||
137 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
138 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE) | |
139 | return (NULL); | |
140 | ||
141 | /* | |
142 | * Create the attribute... | |
143 | */ | |
144 | ||
145 | if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_BOOLEAN, 1)) == NULL) | |
146 | return (NULL); | |
147 | ||
148 | attr->values[0].boolean = value; | |
149 | ||
150 | return (attr); | |
151 | } | |
152 | ||
153 | ||
154 | /* | |
155 | * 'ippAddBooleans()' - Add an array of boolean values. | |
156 | * | |
157 | * The @code ipp@ parameter refers to an IPP message previously created using | |
158 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
159 | * | |
160 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
161 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
162 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
163 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
164 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
165 | */ | |
166 | ||
167 | ipp_attribute_t * /* O - New attribute */ | |
168 | ippAddBooleans(ipp_t *ipp, /* I - IPP message */ | |
169 | ipp_tag_t group, /* I - IPP group */ | |
170 | const char *name, /* I - Name of attribute */ | |
171 | int num_values, /* I - Number of values */ | |
172 | const char *values) /* I - Values */ | |
173 | { | |
174 | int i; /* Looping var */ | |
175 | ipp_attribute_t *attr; /* New attribute */ | |
176 | _ipp_value_t *value; /* Current value */ | |
177 | ||
178 | ||
179 | DEBUG_printf(("ippAddBooleans(ipp=%p, group=%02x(%s), name=\"%s\", " | |
180 | "num_values=%d, values=%p)", ipp, group, ippTagString(group), | |
181 | name, num_values, values)); | |
182 | ||
183 | /* | |
184 | * Range check input... | |
185 | */ | |
186 | ||
187 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
188 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
189 | num_values < 1) | |
190 | return (NULL); | |
191 | ||
192 | /* | |
193 | * Create the attribute... | |
194 | */ | |
195 | ||
196 | if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_BOOLEAN, num_values)) == NULL) | |
197 | return (NULL); | |
198 | ||
199 | if (values) | |
200 | { | |
201 | for (i = num_values, value = attr->values; | |
202 | i > 0; | |
203 | i --, value ++) | |
204 | value->boolean = *values++; | |
205 | } | |
206 | ||
207 | return (attr); | |
208 | } | |
209 | ||
210 | ||
211 | /* | |
212 | * 'ippAddCollection()' - Add a collection value. | |
213 | * | |
214 | * The @code ipp@ parameter refers to an IPP message previously created using | |
215 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
216 | * | |
217 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
218 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
219 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
220 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
221 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
222 | * | |
223 | * @since CUPS 1.1.19/OS X 10.3@ | |
224 | */ | |
225 | ||
226 | ipp_attribute_t * /* O - New attribute */ | |
227 | ippAddCollection(ipp_t *ipp, /* I - IPP message */ | |
228 | ipp_tag_t group, /* I - IPP group */ | |
229 | const char *name, /* I - Name of attribute */ | |
230 | ipp_t *value) /* I - Value */ | |
231 | { | |
232 | ipp_attribute_t *attr; /* New attribute */ | |
233 | ||
234 | ||
235 | DEBUG_printf(("ippAddCollection(ipp=%p, group=%02x(%s), name=\"%s\", " | |
236 | "value=%p)", ipp, group, ippTagString(group), name, value)); | |
237 | ||
238 | /* | |
239 | * Range check input... | |
240 | */ | |
241 | ||
242 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
243 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE) | |
244 | return (NULL); | |
245 | ||
246 | /* | |
247 | * Create the attribute... | |
248 | */ | |
249 | ||
250 | if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_BEGIN_COLLECTION, 1)) == NULL) | |
251 | return (NULL); | |
252 | ||
253 | attr->values[0].collection = value; | |
254 | ||
255 | if (value) | |
256 | value->use ++; | |
257 | ||
258 | return (attr); | |
259 | } | |
260 | ||
261 | ||
262 | /* | |
263 | * 'ippAddCollections()' - Add an array of collection values. | |
264 | * | |
265 | * The @code ipp@ parameter refers to an IPP message previously created using | |
266 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
267 | * | |
268 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
269 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
270 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
271 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
272 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
273 | * | |
274 | * @since CUPS 1.1.19/OS X 10.3@ | |
275 | */ | |
276 | ||
277 | ipp_attribute_t * /* O - New attribute */ | |
278 | ippAddCollections( | |
279 | ipp_t *ipp, /* I - IPP message */ | |
280 | ipp_tag_t group, /* I - IPP group */ | |
281 | const char *name, /* I - Name of attribute */ | |
282 | int num_values, /* I - Number of values */ | |
283 | const ipp_t **values) /* I - Values */ | |
284 | { | |
285 | int i; /* Looping var */ | |
286 | ipp_attribute_t *attr; /* New attribute */ | |
287 | _ipp_value_t *value; /* Current value */ | |
288 | ||
289 | ||
290 | DEBUG_printf(("ippAddCollections(ipp=%p, group=%02x(%s), name=\"%s\", " | |
291 | "num_values=%d, values=%p)", ipp, group, ippTagString(group), | |
292 | name, num_values, values)); | |
293 | ||
294 | /* | |
295 | * Range check input... | |
296 | */ | |
297 | ||
298 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
299 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
300 | num_values < 1) | |
301 | return (NULL); | |
302 | ||
303 | /* | |
304 | * Create the attribute... | |
305 | */ | |
306 | ||
307 | if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_BEGIN_COLLECTION, | |
308 | num_values)) == NULL) | |
309 | return (NULL); | |
310 | ||
311 | if (values) | |
312 | { | |
313 | for (i = num_values, value = attr->values; | |
314 | i > 0; | |
315 | i --, value ++) | |
316 | { | |
317 | value->collection = (ipp_t *)*values++; | |
318 | value->collection->use ++; | |
319 | } | |
320 | } | |
321 | ||
322 | return (attr); | |
323 | } | |
324 | ||
325 | ||
326 | /* | |
327 | * 'ippAddDate()' - Add a date attribute to an IPP message. | |
328 | * | |
329 | * The @code ipp@ parameter refers to an IPP message previously created using | |
330 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
331 | * | |
332 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
333 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
334 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
335 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
336 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
337 | */ | |
338 | ||
339 | ipp_attribute_t * /* O - New attribute */ | |
340 | ippAddDate(ipp_t *ipp, /* I - IPP message */ | |
341 | ipp_tag_t group, /* I - IPP group */ | |
342 | const char *name, /* I - Name of attribute */ | |
343 | const ipp_uchar_t *value) /* I - Value */ | |
344 | { | |
345 | ipp_attribute_t *attr; /* New attribute */ | |
346 | ||
347 | ||
348 | DEBUG_printf(("ippAddDate(ipp=%p, group=%02x(%s), name=\"%s\", value=%p)", | |
349 | ipp, group, ippTagString(group), name, value)); | |
350 | ||
351 | /* | |
352 | * Range check input... | |
353 | */ | |
354 | ||
355 | if (!ipp || !name || !value || group < IPP_TAG_ZERO || | |
356 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE) | |
357 | return (NULL); | |
358 | ||
359 | /* | |
360 | * Create the attribute... | |
361 | */ | |
362 | ||
363 | if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_DATE, 1)) == NULL) | |
364 | return (NULL); | |
365 | ||
366 | memcpy(attr->values[0].date, value, 11); | |
367 | ||
368 | return (attr); | |
369 | } | |
370 | ||
371 | ||
372 | /* | |
373 | * 'ippAddInteger()' - Add a integer attribute to an IPP message. | |
374 | * | |
375 | * The @code ipp@ parameter refers to an IPP message previously created using | |
376 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
377 | * | |
378 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
379 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
380 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
381 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
382 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
383 | * | |
384 | * Supported values include enum (@code IPP_TAG_ENUM@) and integer | |
385 | * (@code IPP_TAG_INTEGER@). | |
386 | */ | |
387 | ||
388 | ipp_attribute_t * /* O - New attribute */ | |
389 | ippAddInteger(ipp_t *ipp, /* I - IPP message */ | |
390 | ipp_tag_t group, /* I - IPP group */ | |
391 | ipp_tag_t value_tag, /* I - Type of attribute */ | |
392 | const char *name, /* I - Name of attribute */ | |
393 | int value) /* I - Value of attribute */ | |
394 | { | |
395 | ipp_attribute_t *attr; /* New attribute */ | |
396 | ||
397 | ||
398 | DEBUG_printf(("ippAddInteger(ipp=%p, group=%02x(%s), type=%02x(%s), " | |
399 | "name=\"%s\", value=%d)", ipp, group, ippTagString(group), | |
400 | value_tag, ippTagString(value_tag), name, value)); | |
401 | ||
402 | value_tag &= IPP_TAG_CUPS_MASK; | |
403 | ||
404 | /* | |
405 | * Special-case for legacy usage: map out-of-band attributes to new ippAddOutOfBand | |
406 | * function... | |
407 | */ | |
408 | ||
409 | if (value_tag >= IPP_TAG_UNSUPPORTED_VALUE && value_tag <= IPP_TAG_ADMINDEFINE) | |
410 | return (ippAddOutOfBand(ipp, group, value_tag, name)); | |
411 | ||
412 | /* | |
413 | * Range check input... | |
414 | */ | |
415 | ||
416 | #if 0 | |
417 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
418 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
419 | (value_tag != IPP_TAG_INTEGER && value_tag != IPP_TAG_ENUM)) | |
420 | return (NULL); | |
421 | #else | |
422 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
423 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE) | |
424 | return (NULL); | |
425 | #endif /* 0 */ | |
426 | ||
427 | /* | |
428 | * Create the attribute... | |
429 | */ | |
430 | ||
431 | if ((attr = ipp_add_attr(ipp, name, group, value_tag, 1)) == NULL) | |
432 | return (NULL); | |
433 | ||
434 | attr->values[0].integer = value; | |
435 | ||
436 | return (attr); | |
437 | } | |
438 | ||
439 | ||
440 | /* | |
441 | * 'ippAddIntegers()' - Add an array of integer values. | |
442 | * | |
443 | * The @code ipp@ parameter refers to an IPP message previously created using | |
444 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
445 | * | |
446 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
447 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
448 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
449 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
450 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
451 | * | |
452 | * Supported values include enum (@code IPP_TAG_ENUM@) and integer | |
453 | * (@code IPP_TAG_INTEGER@). | |
454 | */ | |
455 | ||
456 | ipp_attribute_t * /* O - New attribute */ | |
457 | ippAddIntegers(ipp_t *ipp, /* I - IPP message */ | |
458 | ipp_tag_t group, /* I - IPP group */ | |
459 | ipp_tag_t value_tag, /* I - Type of attribute */ | |
460 | const char *name, /* I - Name of attribute */ | |
461 | int num_values, /* I - Number of values */ | |
462 | const int *values) /* I - Values */ | |
463 | { | |
464 | int i; /* Looping var */ | |
465 | ipp_attribute_t *attr; /* New attribute */ | |
466 | _ipp_value_t *value; /* Current value */ | |
467 | ||
468 | ||
469 | DEBUG_printf(("ippAddIntegers(ipp=%p, group=%02x(%s), type=%02x(%s), " | |
470 | "name=\"%s\", num_values=%d, values=%p)", ipp, | |
471 | group, ippTagString(group), value_tag, ippTagString(value_tag), name, | |
472 | num_values, values)); | |
473 | ||
474 | value_tag &= IPP_TAG_CUPS_MASK; | |
475 | ||
476 | /* | |
477 | * Range check input... | |
478 | */ | |
479 | ||
480 | #if 0 | |
481 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
482 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
483 | (value_tag != IPP_TAG_INTEGER && value_tag != IPP_TAG_ENUM) || | |
484 | num_values < 1) | |
485 | return (NULL); | |
486 | #else | |
487 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
488 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
489 | num_values < 1) | |
490 | return (NULL); | |
491 | #endif /* 0 */ | |
492 | ||
493 | /* | |
494 | * Create the attribute... | |
495 | */ | |
496 | ||
497 | if ((attr = ipp_add_attr(ipp, name, group, value_tag, num_values)) == NULL) | |
498 | return (NULL); | |
499 | ||
500 | if (values) | |
501 | { | |
502 | for (i = num_values, value = attr->values; | |
503 | i > 0; | |
504 | i --, value ++) | |
505 | value->integer = *values++; | |
506 | } | |
507 | ||
508 | return (attr); | |
509 | } | |
510 | ||
511 | ||
512 | /* | |
513 | * 'ippAddOctetString()' - Add an octetString value to an IPP message. | |
514 | * | |
515 | * The @code ipp@ parameter refers to an IPP message previously created using | |
516 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
517 | * | |
518 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
519 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
520 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
521 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
522 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
523 | * | |
524 | * @since CUPS 1.2/OS X 10.5@ | |
525 | */ | |
526 | ||
527 | ipp_attribute_t * /* O - New attribute */ | |
528 | ippAddOctetString(ipp_t *ipp, /* I - IPP message */ | |
529 | ipp_tag_t group, /* I - IPP group */ | |
530 | const char *name, /* I - Name of attribute */ | |
531 | const void *data, /* I - octetString data */ | |
532 | int datalen) /* I - Length of data in bytes */ | |
533 | { | |
534 | ipp_attribute_t *attr; /* New attribute */ | |
535 | ||
536 | ||
537 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
538 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
539 | datalen < 0 || datalen > IPP_MAX_LENGTH) | |
540 | return (NULL); | |
541 | ||
542 | if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_STRING, 1)) == NULL) | |
543 | return (NULL); | |
544 | ||
545 | /* | |
546 | * Initialize the attribute data... | |
547 | */ | |
548 | ||
549 | attr->values[0].unknown.length = datalen; | |
550 | ||
551 | if (data) | |
552 | { | |
553 | if ((attr->values[0].unknown.data = malloc((size_t)datalen)) == NULL) | |
554 | { | |
555 | ippDeleteAttribute(ipp, attr); | |
556 | return (NULL); | |
557 | } | |
558 | ||
559 | memcpy(attr->values[0].unknown.data, data, (size_t)datalen); | |
560 | } | |
561 | ||
562 | /* | |
563 | * Return the new attribute... | |
564 | */ | |
565 | ||
566 | return (attr); | |
567 | } | |
568 | ||
569 | ||
570 | /* | |
571 | * 'ippAddOutOfBand()' - Add an out-of-band value to an IPP message. | |
572 | * | |
573 | * The @code ipp@ parameter refers to an IPP message previously created using | |
574 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
575 | * | |
576 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
577 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
578 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
579 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
580 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
581 | * | |
582 | * Supported out-of-band values include unsupported-value | |
583 | * (@code IPP_TAG_UNSUPPORTED_VALUE@), default (@code IPP_TAG_DEFAULT@), unknown | |
584 | * (@code IPP_TAG_UNKNOWN@), no-value (@code IPP_TAG_NOVALUE@), not-settable | |
585 | * (@code IPP_TAG_NOTSETTABLE@), delete-attribute (@code IPP_TAG_DELETEATTR@), and | |
586 | * admin-define (@code IPP_TAG_ADMINDEFINE@). | |
587 | * | |
588 | * @since CUPS 1.6/OS X 10.8@ | |
589 | */ | |
590 | ||
591 | ipp_attribute_t * /* O - New attribute */ | |
592 | ippAddOutOfBand(ipp_t *ipp, /* I - IPP message */ | |
593 | ipp_tag_t group, /* I - IPP group */ | |
594 | ipp_tag_t value_tag, /* I - Type of attribute */ | |
595 | const char *name) /* I - Name of attribute */ | |
596 | { | |
597 | DEBUG_printf(("ippAddOutOfBand(ipp=%p, group=%02x(%s), value_tag=%02x(%s), " | |
598 | "name=\"%s\")", ipp, group, ippTagString(group), value_tag, | |
599 | ippTagString(value_tag), name)); | |
600 | ||
601 | value_tag &= IPP_TAG_CUPS_MASK; | |
602 | ||
603 | /* | |
604 | * Range check input... | |
605 | */ | |
606 | ||
607 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
608 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
609 | (value_tag != IPP_TAG_UNSUPPORTED_VALUE && | |
610 | value_tag != IPP_TAG_DEFAULT && | |
611 | value_tag != IPP_TAG_UNKNOWN && | |
612 | value_tag != IPP_TAG_NOVALUE && | |
613 | value_tag != IPP_TAG_NOTSETTABLE && | |
614 | value_tag != IPP_TAG_DELETEATTR && | |
615 | value_tag != IPP_TAG_ADMINDEFINE)) | |
616 | return (NULL); | |
617 | ||
618 | /* | |
619 | * Create the attribute... | |
620 | */ | |
621 | ||
622 | return (ipp_add_attr(ipp, name, group, value_tag, 1)); | |
623 | } | |
624 | ||
625 | ||
626 | /* | |
627 | * 'ippAddRange()' - Add a range of values to an IPP message. | |
628 | * | |
629 | * The @code ipp@ parameter refers to an IPP message previously created using | |
630 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
631 | * | |
632 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
633 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
634 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
635 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
636 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
637 | * | |
638 | * The @code lower@ parameter must be less than or equal to the @code upper@ parameter. | |
639 | */ | |
640 | ||
641 | ipp_attribute_t * /* O - New attribute */ | |
642 | ippAddRange(ipp_t *ipp, /* I - IPP message */ | |
643 | ipp_tag_t group, /* I - IPP group */ | |
644 | const char *name, /* I - Name of attribute */ | |
645 | int lower, /* I - Lower value */ | |
646 | int upper) /* I - Upper value */ | |
647 | { | |
648 | ipp_attribute_t *attr; /* New attribute */ | |
649 | ||
650 | ||
651 | DEBUG_printf(("ippAddRange(ipp=%p, group=%02x(%s), name=\"%s\", lower=%d, " | |
652 | "upper=%d)", ipp, group, ippTagString(group), name, lower, | |
653 | upper)); | |
654 | ||
655 | /* | |
656 | * Range check input... | |
657 | */ | |
658 | ||
659 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
660 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE) | |
661 | return (NULL); | |
662 | ||
663 | /* | |
664 | * Create the attribute... | |
665 | */ | |
666 | ||
667 | if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_RANGE, 1)) == NULL) | |
668 | return (NULL); | |
669 | ||
670 | attr->values[0].range.lower = lower; | |
671 | attr->values[0].range.upper = upper; | |
672 | ||
673 | return (attr); | |
674 | } | |
675 | ||
676 | ||
677 | /* | |
678 | * 'ippAddRanges()' - Add ranges of values to an IPP message. | |
679 | * | |
680 | * The @code ipp@ parameter refers to an IPP message previously created using | |
681 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
682 | * | |
683 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
684 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
685 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
686 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
687 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
688 | */ | |
689 | ||
690 | ipp_attribute_t * /* O - New attribute */ | |
691 | ippAddRanges(ipp_t *ipp, /* I - IPP message */ | |
692 | ipp_tag_t group, /* I - IPP group */ | |
693 | const char *name, /* I - Name of attribute */ | |
694 | int num_values, /* I - Number of values */ | |
695 | const int *lower, /* I - Lower values */ | |
696 | const int *upper) /* I - Upper values */ | |
697 | { | |
698 | int i; /* Looping var */ | |
699 | ipp_attribute_t *attr; /* New attribute */ | |
700 | _ipp_value_t *value; /* Current value */ | |
701 | ||
702 | ||
703 | DEBUG_printf(("ippAddRanges(ipp=%p, group=%02x(%s), name=\"%s\", " | |
704 | "num_values=%d, lower=%p, upper=%p)", ipp, group, | |
705 | ippTagString(group), name, num_values, lower, upper)); | |
706 | ||
707 | /* | |
708 | * Range check input... | |
709 | */ | |
710 | ||
711 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
712 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
713 | num_values < 1) | |
714 | return (NULL); | |
715 | ||
716 | /* | |
717 | * Create the attribute... | |
718 | */ | |
719 | ||
720 | if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_RANGE, num_values)) == NULL) | |
721 | return (NULL); | |
722 | ||
723 | if (lower && upper) | |
724 | { | |
725 | for (i = num_values, value = attr->values; | |
726 | i > 0; | |
727 | i --, value ++) | |
728 | { | |
729 | value->range.lower = *lower++; | |
730 | value->range.upper = *upper++; | |
731 | } | |
732 | } | |
733 | ||
734 | return (attr); | |
735 | } | |
736 | ||
737 | ||
738 | /* | |
739 | * 'ippAddResolution()' - Add a resolution value to an IPP message. | |
740 | * | |
741 | * The @code ipp@ parameter refers to an IPP message previously created using | |
742 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
743 | * | |
744 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
745 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
746 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
747 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
748 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
749 | */ | |
750 | ||
751 | ipp_attribute_t * /* O - New attribute */ | |
752 | ippAddResolution(ipp_t *ipp, /* I - IPP message */ | |
753 | ipp_tag_t group, /* I - IPP group */ | |
754 | const char *name, /* I - Name of attribute */ | |
755 | ipp_res_t units, /* I - Units for resolution */ | |
756 | int xres, /* I - X resolution */ | |
757 | int yres) /* I - Y resolution */ | |
758 | { | |
759 | ipp_attribute_t *attr; /* New attribute */ | |
760 | ||
761 | ||
762 | DEBUG_printf(("ippAddResolution(ipp=%p, group=%02x(%s), name=\"%s\", " | |
763 | "units=%d, xres=%d, yres=%d)", ipp, group, | |
764 | ippTagString(group), name, units, xres, yres)); | |
765 | ||
766 | /* | |
767 | * Range check input... | |
768 | */ | |
769 | ||
770 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
771 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
772 | units < IPP_RES_PER_INCH || units > IPP_RES_PER_CM || | |
773 | xres < 0 || yres < 0) | |
774 | return (NULL); | |
775 | ||
776 | /* | |
777 | * Create the attribute... | |
778 | */ | |
779 | ||
780 | if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_RESOLUTION, 1)) == NULL) | |
781 | return (NULL); | |
782 | ||
783 | attr->values[0].resolution.xres = xres; | |
784 | attr->values[0].resolution.yres = yres; | |
785 | attr->values[0].resolution.units = units; | |
786 | ||
787 | return (attr); | |
788 | } | |
789 | ||
790 | ||
791 | /* | |
792 | * 'ippAddResolutions()' - Add resolution values to an IPP message. | |
793 | * | |
794 | * The @code ipp@ parameter refers to an IPP message previously created using | |
795 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
796 | * | |
797 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
798 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
799 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
800 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
801 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
802 | */ | |
803 | ||
804 | ipp_attribute_t * /* O - New attribute */ | |
805 | ippAddResolutions(ipp_t *ipp, /* I - IPP message */ | |
806 | ipp_tag_t group, /* I - IPP group */ | |
807 | const char *name, /* I - Name of attribute */ | |
808 | int num_values,/* I - Number of values */ | |
809 | ipp_res_t units, /* I - Units for resolution */ | |
810 | const int *xres, /* I - X resolutions */ | |
811 | const int *yres) /* I - Y resolutions */ | |
812 | { | |
813 | int i; /* Looping var */ | |
814 | ipp_attribute_t *attr; /* New attribute */ | |
815 | _ipp_value_t *value; /* Current value */ | |
816 | ||
817 | ||
818 | DEBUG_printf(("ippAddResolutions(ipp=%p, group=%02x(%s), name=\"%s\", " | |
819 | "num_value=%d, units=%d, xres=%p, yres=%p)", ipp, group, | |
820 | ippTagString(group), name, num_values, units, xres, yres)); | |
821 | ||
822 | /* | |
823 | * Range check input... | |
824 | */ | |
825 | ||
826 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
827 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
828 | num_values < 1 || | |
829 | units < IPP_RES_PER_INCH || units > IPP_RES_PER_CM) | |
830 | return (NULL); | |
831 | ||
832 | /* | |
833 | * Create the attribute... | |
834 | */ | |
835 | ||
836 | if ((attr = ipp_add_attr(ipp, name, group, IPP_TAG_RESOLUTION, num_values)) == NULL) | |
837 | return (NULL); | |
838 | ||
839 | if (xres && yres) | |
840 | { | |
841 | for (i = num_values, value = attr->values; | |
842 | i > 0; | |
843 | i --, value ++) | |
844 | { | |
845 | value->resolution.xres = *xres++; | |
846 | value->resolution.yres = *yres++; | |
847 | value->resolution.units = units; | |
848 | } | |
849 | } | |
850 | ||
851 | return (attr); | |
852 | } | |
853 | ||
854 | ||
855 | /* | |
856 | * 'ippAddSeparator()' - Add a group separator to an IPP message. | |
857 | * | |
858 | * The @code ipp@ parameter refers to an IPP message previously created using | |
859 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
860 | */ | |
861 | ||
862 | ipp_attribute_t * /* O - New attribute */ | |
863 | ippAddSeparator(ipp_t *ipp) /* I - IPP message */ | |
864 | { | |
865 | DEBUG_printf(("ippAddSeparator(ipp=%p)", ipp)); | |
866 | ||
867 | /* | |
868 | * Range check input... | |
869 | */ | |
870 | ||
871 | if (!ipp) | |
872 | return (NULL); | |
873 | ||
874 | /* | |
875 | * Create the attribute... | |
876 | */ | |
877 | ||
878 | return (ipp_add_attr(ipp, NULL, IPP_TAG_ZERO, IPP_TAG_ZERO, 0)); | |
879 | } | |
880 | ||
881 | ||
882 | /* | |
883 | * 'ippAddString()' - Add a language-encoded string to an IPP message. | |
884 | * | |
885 | * The @code ipp@ parameter refers to an IPP message previously created using | |
886 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
887 | * | |
888 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
889 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
890 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
891 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
892 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
893 | * | |
894 | * Supported string values include charset (@code IPP_TAG_CHARSET@), keyword | |
895 | * (@code IPP_TAG_KEYWORD@), language (@code IPP_TAG_LANGUAGE@), mimeMediaType | |
896 | * (@code IPP_TAG_MIMETYPE@), name (@code IPP_TAG_NAME@), nameWithLanguage | |
897 | * (@code IPP_TAG_NAMELANG), text (@code IPP_TAG_TEXT@), textWithLanguage | |
898 | * (@code IPP_TAG_TEXTLANG@), uri (@code IPP_TAG_URI@), and uriScheme | |
899 | * (@code IPP_TAG_URISCHEME@). | |
900 | * | |
901 | * The @code language@ parameter must be non-@code NULL@ for nameWithLanguage and | |
902 | * textWithLanguage string values and must be @code NULL@ for all other string values. | |
903 | */ | |
904 | ||
905 | ipp_attribute_t * /* O - New attribute */ | |
906 | ippAddString(ipp_t *ipp, /* I - IPP message */ | |
907 | ipp_tag_t group, /* I - IPP group */ | |
908 | ipp_tag_t value_tag, /* I - Type of attribute */ | |
909 | const char *name, /* I - Name of attribute */ | |
910 | const char *language, /* I - Language code */ | |
911 | const char *value) /* I - Value */ | |
912 | { | |
913 | ipp_tag_t temp_tag; /* Temporary value tag (masked) */ | |
914 | ipp_attribute_t *attr; /* New attribute */ | |
915 | char code[IPP_MAX_LANGUAGE]; | |
916 | /* Charset/language code buffer */ | |
917 | ||
918 | ||
919 | DEBUG_printf(("ippAddString(ipp=%p, group=%02x(%s), value_tag=%02x(%s), " | |
920 | "name=\"%s\", language=\"%s\", value=\"%s\")", ipp, | |
921 | group, ippTagString(group), value_tag, ippTagString(value_tag), name, | |
922 | language, value)); | |
923 | ||
924 | /* | |
925 | * Range check input... | |
926 | */ | |
927 | ||
928 | temp_tag = (ipp_tag_t)((int)value_tag & IPP_TAG_CUPS_MASK); | |
929 | ||
930 | #if 0 | |
931 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
932 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
933 | (temp_tag < IPP_TAG_TEXT && temp_tag != IPP_TAG_TEXTLANG && | |
934 | temp_tag != IPP_TAG_NAMELANG) || temp_tag > IPP_TAG_MIMETYPE) | |
935 | return (NULL); | |
936 | ||
937 | if ((temp_tag == IPP_TAG_TEXTLANG || temp_tag == IPP_TAG_NAMELANG) | |
938 | != (language != NULL)) | |
939 | return (NULL); | |
940 | #else | |
941 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
942 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE) | |
943 | return (NULL); | |
944 | #endif /* 0 */ | |
945 | ||
946 | /* | |
947 | * See if we need to map charset, language, or locale values... | |
948 | */ | |
949 | ||
950 | if (language && ((int)value_tag & IPP_TAG_CUPS_CONST) && | |
951 | strcmp(language, ipp_lang_code(language, code, sizeof(code)))) | |
952 | value_tag = temp_tag; /* Don't do a fast copy */ | |
953 | else if (value && value_tag == (ipp_tag_t)(IPP_TAG_CHARSET | IPP_TAG_CUPS_CONST) && | |
954 | strcmp(value, ipp_get_code(value, code, sizeof(code)))) | |
955 | value_tag = temp_tag; /* Don't do a fast copy */ | |
956 | else if (value && value_tag == (ipp_tag_t)(IPP_TAG_LANGUAGE | IPP_TAG_CUPS_CONST) && | |
957 | strcmp(value, ipp_lang_code(value, code, sizeof(code)))) | |
958 | value_tag = temp_tag; /* Don't do a fast copy */ | |
959 | ||
960 | /* | |
961 | * Create the attribute... | |
962 | */ | |
963 | ||
964 | if ((attr = ipp_add_attr(ipp, name, group, value_tag, 1)) == NULL) | |
965 | return (NULL); | |
966 | ||
967 | /* | |
968 | * Initialize the attribute data... | |
969 | */ | |
970 | ||
971 | if ((int)value_tag & IPP_TAG_CUPS_CONST) | |
972 | { | |
973 | attr->values[0].string.language = (char *)language; | |
974 | attr->values[0].string.text = (char *)value; | |
975 | } | |
976 | else | |
977 | { | |
978 | if (language) | |
979 | attr->values[0].string.language = _cupsStrAlloc(ipp_lang_code(language, code, | |
980 | sizeof(code))); | |
981 | ||
982 | if (value) | |
983 | { | |
984 | if (value_tag == IPP_TAG_CHARSET) | |
985 | attr->values[0].string.text = _cupsStrAlloc(ipp_get_code(value, code, | |
986 | sizeof(code))); | |
987 | else if (value_tag == IPP_TAG_LANGUAGE) | |
988 | attr->values[0].string.text = _cupsStrAlloc(ipp_lang_code(value, code, | |
989 | sizeof(code))); | |
990 | else | |
991 | attr->values[0].string.text = _cupsStrAlloc(value); | |
992 | } | |
993 | } | |
994 | ||
995 | return (attr); | |
996 | } | |
997 | ||
998 | ||
999 | /* | |
1000 | * 'ippAddStringf()' - Add a formatted string to an IPP message. | |
1001 | * | |
1002 | * The @code ipp@ parameter refers to an IPP message previously created using | |
1003 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
1004 | * | |
1005 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
1006 | * (@code IPP_TAG_ZERO@, for member attributes), document | |
1007 | * (@code IPP_TAG_DOCUMENT@), event notification | |
1008 | * (@code IPP_TAG_EVENT_NOTIFICATION@), operation (@code IPP_TAG_OPERATION@), | |
1009 | * printer (@code IPP_TAG_PRINTER@), subscription (@code IPP_TAG_SUBSCRIPTION@), | |
1010 | * or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
1011 | * | |
1012 | * Supported string values include charset (@code IPP_TAG_CHARSET@), keyword | |
1013 | * (@code IPP_TAG_KEYWORD@), language (@code IPP_TAG_LANGUAGE@), mimeMediaType | |
1014 | * (@code IPP_TAG_MIMETYPE@), name (@code IPP_TAG_NAME@), nameWithLanguage | |
1015 | * (@code IPP_TAG_NAMELANG), text (@code IPP_TAG_TEXT@), textWithLanguage | |
1016 | * (@code IPP_TAG_TEXTLANG@), uri (@code IPP_TAG_URI@), and uriScheme | |
1017 | * (@code IPP_TAG_URISCHEME@). | |
1018 | * | |
1019 | * The @code language@ parameter must be non-@code NULL@ for nameWithLanguage | |
1020 | * and textWithLanguage string values and must be @code NULL@ for all other | |
1021 | * string values. | |
1022 | * | |
1023 | * The @code format@ parameter uses formatting characters compatible with the | |
1024 | * printf family of standard functions. Additional arguments follow it as | |
1025 | * needed. The formatted string is truncated as needed to the maximum length of | |
1026 | * the corresponding value type. | |
1027 | * | |
1028 | * @since CUPS 1.7/OS X 10.9@ | |
1029 | */ | |
1030 | ||
1031 | ipp_attribute_t * /* O - New attribute */ | |
1032 | ippAddStringf(ipp_t *ipp, /* I - IPP message */ | |
1033 | ipp_tag_t group, /* I - IPP group */ | |
1034 | ipp_tag_t value_tag, /* I - Type of attribute */ | |
1035 | const char *name, /* I - Name of attribute */ | |
1036 | const char *language, /* I - Language code (@code NULL@ for default) */ | |
1037 | const char *format, /* I - Printf-style format string */ | |
1038 | ...) /* I - Additional arguments as needed */ | |
1039 | { | |
1040 | ipp_attribute_t *attr; /* New attribute */ | |
1041 | va_list ap; /* Argument pointer */ | |
1042 | ||
1043 | ||
1044 | va_start(ap, format); | |
1045 | attr = ippAddStringfv(ipp, group, value_tag, name, language, format, ap); | |
1046 | va_end(ap); | |
1047 | ||
1048 | return (attr); | |
1049 | } | |
1050 | ||
1051 | ||
1052 | /* | |
1053 | * 'ippAddStringfv()' - Add a formatted string to an IPP message. | |
1054 | * | |
1055 | * The @code ipp@ parameter refers to an IPP message previously created using | |
1056 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
1057 | * | |
1058 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
1059 | * (@code IPP_TAG_ZERO@, for member attributes), document | |
1060 | * (@code IPP_TAG_DOCUMENT@), event notification | |
1061 | * (@code IPP_TAG_EVENT_NOTIFICATION@), operation (@code IPP_TAG_OPERATION@), | |
1062 | * printer (@code IPP_TAG_PRINTER@), subscription (@code IPP_TAG_SUBSCRIPTION@), | |
1063 | * or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
1064 | * | |
1065 | * Supported string values include charset (@code IPP_TAG_CHARSET@), keyword | |
1066 | * (@code IPP_TAG_KEYWORD@), language (@code IPP_TAG_LANGUAGE@), mimeMediaType | |
1067 | * (@code IPP_TAG_MIMETYPE@), name (@code IPP_TAG_NAME@), nameWithLanguage | |
1068 | * (@code IPP_TAG_NAMELANG), text (@code IPP_TAG_TEXT@), textWithLanguage | |
1069 | * (@code IPP_TAG_TEXTLANG@), uri (@code IPP_TAG_URI@), and uriScheme | |
1070 | * (@code IPP_TAG_URISCHEME@). | |
1071 | * | |
1072 | * The @code language@ parameter must be non-@code NULL@ for nameWithLanguage | |
1073 | * and textWithLanguage string values and must be @code NULL@ for all other | |
1074 | * string values. | |
1075 | * | |
1076 | * The @code format@ parameter uses formatting characters compatible with the | |
1077 | * printf family of standard functions. Additional arguments are passed in the | |
1078 | * stdarg pointer @code ap@. The formatted string is truncated as needed to the | |
1079 | * maximum length of the corresponding value type. | |
1080 | * | |
1081 | * @since CUPS 1.7/OS X 10.9@ | |
1082 | */ | |
1083 | ||
1084 | ipp_attribute_t * /* O - New attribute */ | |
1085 | ippAddStringfv(ipp_t *ipp, /* I - IPP message */ | |
1086 | ipp_tag_t group, /* I - IPP group */ | |
1087 | ipp_tag_t value_tag, /* I - Type of attribute */ | |
1088 | const char *name, /* I - Name of attribute */ | |
1089 | const char *language, /* I - Language code (@code NULL@ for default) */ | |
1090 | const char *format, /* I - Printf-style format string */ | |
1091 | va_list ap) /* I - Additional arguments */ | |
1092 | { | |
1093 | char buffer[IPP_MAX_TEXT + 4]; | |
1094 | /* Formatted text string */ | |
1095 | ssize_t bytes, /* Length of formatted value */ | |
1096 | max_bytes; /* Maximum number of bytes for value */ | |
1097 | ||
1098 | ||
1099 | /* | |
1100 | * Range check input... | |
1101 | */ | |
1102 | ||
1103 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
1104 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
1105 | (value_tag < IPP_TAG_TEXT && value_tag != IPP_TAG_TEXTLANG && | |
1106 | value_tag != IPP_TAG_NAMELANG) || value_tag > IPP_TAG_MIMETYPE || | |
1107 | !format) | |
1108 | return (NULL); | |
1109 | ||
1110 | if ((value_tag == IPP_TAG_TEXTLANG || value_tag == IPP_TAG_NAMELANG) | |
1111 | != (language != NULL)) | |
1112 | return (NULL); | |
1113 | ||
1114 | /* | |
1115 | * Format the string... | |
1116 | */ | |
1117 | ||
1118 | if (!strcmp(format, "%s")) | |
1119 | { | |
1120 | /* | |
1121 | * Optimize the simple case... | |
1122 | */ | |
1123 | ||
1124 | const char *s = va_arg(ap, char *); | |
1125 | ||
1126 | if (!s) | |
1127 | s = "(null)"; | |
1128 | ||
1129 | bytes = (ssize_t)strlen(s); | |
1130 | strlcpy(buffer, s, sizeof(buffer)); | |
1131 | } | |
1132 | else | |
1133 | { | |
1134 | /* | |
1135 | * Do a full formatting of the message... | |
1136 | */ | |
1137 | ||
1138 | if ((bytes = vsnprintf(buffer, sizeof(buffer), format, ap)) < 0) | |
1139 | return (NULL); | |
1140 | } | |
1141 | ||
1142 | /* | |
1143 | * Limit the length of the string... | |
1144 | */ | |
1145 | ||
1146 | switch (value_tag) | |
1147 | { | |
1148 | default : | |
1149 | case IPP_TAG_TEXT : | |
1150 | case IPP_TAG_TEXTLANG : | |
1151 | max_bytes = IPP_MAX_TEXT; | |
1152 | break; | |
1153 | ||
1154 | case IPP_TAG_NAME : | |
1155 | case IPP_TAG_NAMELANG : | |
1156 | max_bytes = IPP_MAX_NAME; | |
1157 | break; | |
1158 | ||
1159 | case IPP_TAG_CHARSET : | |
1160 | max_bytes = IPP_MAX_CHARSET; | |
1161 | break; | |
1162 | ||
1163 | case IPP_TAG_KEYWORD : | |
1164 | max_bytes = IPP_MAX_KEYWORD; | |
1165 | break; | |
1166 | ||
1167 | case IPP_TAG_LANGUAGE : | |
1168 | max_bytes = IPP_MAX_LANGUAGE; | |
1169 | break; | |
1170 | ||
1171 | case IPP_TAG_MIMETYPE : | |
1172 | max_bytes = IPP_MAX_MIMETYPE; | |
1173 | break; | |
1174 | ||
1175 | case IPP_TAG_URI : | |
1176 | max_bytes = IPP_MAX_URI; | |
1177 | break; | |
1178 | ||
1179 | case IPP_TAG_URISCHEME : | |
1180 | max_bytes = IPP_MAX_URISCHEME; | |
1181 | break; | |
1182 | } | |
1183 | ||
1184 | if (bytes >= max_bytes) | |
1185 | { | |
1186 | char *bufmax, /* Buffer at max_bytes */ | |
1187 | *bufptr; /* Pointer into buffer */ | |
1188 | ||
1189 | bufptr = buffer + strlen(buffer) - 1; | |
1190 | bufmax = buffer + max_bytes - 1; | |
1191 | ||
1192 | while (bufptr > bufmax) | |
1193 | { | |
1194 | if (*bufptr & 0x80) | |
1195 | { | |
1196 | while ((*bufptr & 0xc0) == 0x80 && bufptr > buffer) | |
1197 | bufptr --; | |
1198 | } | |
1199 | ||
1200 | bufptr --; | |
1201 | } | |
1202 | ||
1203 | *bufptr = '\0'; | |
1204 | } | |
1205 | ||
1206 | /* | |
1207 | * Add the formatted string and return... | |
1208 | */ | |
1209 | ||
1210 | return (ippAddString(ipp, group, value_tag, name, language, buffer)); | |
1211 | } | |
1212 | ||
1213 | ||
1214 | /* | |
1215 | * 'ippAddStrings()' - Add language-encoded strings to an IPP message. | |
1216 | * | |
1217 | * The @code ipp@ parameter refers to an IPP message previously created using | |
1218 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
1219 | * | |
1220 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
1221 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
1222 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
1223 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
1224 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
1225 | * | |
1226 | * Supported string values include charset (@code IPP_TAG_CHARSET@), keyword | |
1227 | * (@code IPP_TAG_KEYWORD@), language (@code IPP_TAG_LANGUAGE@), mimeMediaType | |
1228 | * (@code IPP_TAG_MIMETYPE@), name (@code IPP_TAG_NAME@), nameWithLanguage | |
1229 | * (@code IPP_TAG_NAMELANG), text (@code IPP_TAG_TEXT@), textWithLanguage | |
1230 | * (@code IPP_TAG_TEXTLANG@), uri (@code IPP_TAG_URI@), and uriScheme | |
1231 | * (@code IPP_TAG_URISCHEME@). | |
1232 | * | |
1233 | * The @code language@ parameter must be non-@code NULL@ for nameWithLanguage and | |
1234 | * textWithLanguage string values and must be @code NULL@ for all other string values. | |
1235 | */ | |
1236 | ||
1237 | ipp_attribute_t * /* O - New attribute */ | |
1238 | ippAddStrings( | |
1239 | ipp_t *ipp, /* I - IPP message */ | |
1240 | ipp_tag_t group, /* I - IPP group */ | |
1241 | ipp_tag_t value_tag, /* I - Type of attribute */ | |
1242 | const char *name, /* I - Name of attribute */ | |
1243 | int num_values, /* I - Number of values */ | |
1244 | const char *language, /* I - Language code (@code NULL@ for default) */ | |
1245 | const char * const *values) /* I - Values */ | |
1246 | { | |
1247 | int i; /* Looping var */ | |
1248 | ipp_tag_t temp_tag; /* Temporary value tag (masked) */ | |
1249 | ipp_attribute_t *attr; /* New attribute */ | |
1250 | _ipp_value_t *value; /* Current value */ | |
1251 | char code[32]; /* Language/charset value buffer */ | |
1252 | ||
1253 | ||
1254 | DEBUG_printf(("ippAddStrings(ipp=%p, group=%02x(%s), value_tag=%02x(%s), " | |
1255 | "name=\"%s\", num_values=%d, language=\"%s\", values=%p)", ipp, | |
1256 | group, ippTagString(group), value_tag, ippTagString(value_tag), name, | |
1257 | num_values, language, values)); | |
1258 | ||
1259 | /* | |
1260 | * Range check input... | |
1261 | */ | |
1262 | ||
1263 | temp_tag = (ipp_tag_t)((int)value_tag & IPP_TAG_CUPS_MASK); | |
1264 | ||
1265 | #if 0 | |
1266 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
1267 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
1268 | (temp_tag < IPP_TAG_TEXT && temp_tag != IPP_TAG_TEXTLANG && | |
1269 | temp_tag != IPP_TAG_NAMELANG) || temp_tag > IPP_TAG_MIMETYPE || | |
1270 | num_values < 1) | |
1271 | return (NULL); | |
1272 | ||
1273 | if ((temp_tag == IPP_TAG_TEXTLANG || temp_tag == IPP_TAG_NAMELANG) | |
1274 | != (language != NULL)) | |
1275 | return (NULL); | |
1276 | #else | |
1277 | if (!ipp || !name || group < IPP_TAG_ZERO || | |
1278 | group == IPP_TAG_END || group >= IPP_TAG_UNSUPPORTED_VALUE || | |
1279 | num_values < 1) | |
1280 | return (NULL); | |
1281 | #endif /* 0 */ | |
1282 | ||
1283 | /* | |
1284 | * See if we need to map charset, language, or locale values... | |
1285 | */ | |
1286 | ||
1287 | if (language && ((int)value_tag & IPP_TAG_CUPS_CONST) && | |
1288 | strcmp(language, ipp_lang_code(language, code, sizeof(code)))) | |
1289 | value_tag = temp_tag; /* Don't do a fast copy */ | |
1290 | else if (values && value_tag == (ipp_tag_t)(IPP_TAG_CHARSET | IPP_TAG_CUPS_CONST)) | |
1291 | { | |
1292 | for (i = 0; i < num_values; i ++) | |
1293 | if (strcmp(values[i], ipp_get_code(values[i], code, sizeof(code)))) | |
1294 | { | |
1295 | value_tag = temp_tag; /* Don't do a fast copy */ | |
1296 | break; | |
1297 | } | |
1298 | } | |
1299 | else if (values && value_tag == (ipp_tag_t)(IPP_TAG_LANGUAGE | IPP_TAG_CUPS_CONST)) | |
1300 | { | |
1301 | for (i = 0; i < num_values; i ++) | |
1302 | if (strcmp(values[i], ipp_lang_code(values[i], code, sizeof(code)))) | |
1303 | { | |
1304 | value_tag = temp_tag; /* Don't do a fast copy */ | |
1305 | break; | |
1306 | } | |
1307 | } | |
1308 | ||
1309 | /* | |
1310 | * Create the attribute... | |
1311 | */ | |
1312 | ||
1313 | if ((attr = ipp_add_attr(ipp, name, group, value_tag, num_values)) == NULL) | |
1314 | return (NULL); | |
1315 | ||
1316 | /* | |
1317 | * Initialize the attribute data... | |
1318 | */ | |
1319 | ||
1320 | for (i = num_values, value = attr->values; | |
1321 | i > 0; | |
1322 | i --, value ++) | |
1323 | { | |
1324 | if (language) | |
1325 | { | |
1326 | if (value == attr->values) | |
1327 | { | |
1328 | if ((int)value_tag & IPP_TAG_CUPS_CONST) | |
1329 | value->string.language = (char *)language; | |
1330 | else | |
1331 | value->string.language = _cupsStrAlloc(ipp_lang_code(language, code, | |
1332 | sizeof(code))); | |
1333 | } | |
1334 | else | |
1335 | value->string.language = attr->values[0].string.language; | |
1336 | } | |
1337 | ||
1338 | if (values) | |
1339 | { | |
1340 | if ((int)value_tag & IPP_TAG_CUPS_CONST) | |
1341 | value->string.text = (char *)*values++; | |
1342 | else if (value_tag == IPP_TAG_CHARSET) | |
1343 | value->string.text = _cupsStrAlloc(ipp_get_code(*values++, code, sizeof(code))); | |
1344 | else if (value_tag == IPP_TAG_LANGUAGE) | |
1345 | value->string.text = _cupsStrAlloc(ipp_lang_code(*values++, code, sizeof(code))); | |
1346 | else | |
1347 | value->string.text = _cupsStrAlloc(*values++); | |
1348 | } | |
1349 | } | |
1350 | ||
1351 | return (attr); | |
1352 | } | |
1353 | ||
1354 | ||
1355 | /* | |
1356 | * 'ippContainsInteger()' - Determine whether an attribute contains the | |
1357 | * specified value or is within the list of ranges. | |
1358 | * | |
1359 | * Returns non-zero when the attribute contains either a matching integer or | |
1360 | * enum value, or the value falls within one of the rangeOfInteger values for | |
1361 | * the attribute. | |
1362 | * | |
1363 | * @since CUPS 1.7/OS X 10.9@ | |
1364 | */ | |
1365 | ||
1366 | int /* O - 1 on a match, 0 on no match */ | |
1367 | ippContainsInteger( | |
1368 | ipp_attribute_t *attr, /* I - Attribute */ | |
1369 | int value) /* I - Integer/enum value */ | |
1370 | { | |
1371 | int i; /* Looping var */ | |
1372 | _ipp_value_t *avalue; /* Current attribute value */ | |
1373 | ||
1374 | ||
1375 | /* | |
1376 | * Range check input... | |
1377 | */ | |
1378 | ||
1379 | if (!attr) | |
1380 | return (0); | |
1381 | ||
1382 | if (attr->value_tag != IPP_TAG_INTEGER && attr->value_tag != IPP_TAG_ENUM && | |
1383 | attr->value_tag != IPP_TAG_RANGE) | |
1384 | return (0); | |
1385 | ||
1386 | /* | |
1387 | * Compare... | |
1388 | */ | |
1389 | ||
1390 | if (attr->value_tag == IPP_TAG_RANGE) | |
1391 | { | |
1392 | for (i = attr->num_values, avalue = attr->values; i > 0; i --, avalue ++) | |
1393 | if (value >= avalue->range.lower && value <= avalue->range.upper) | |
1394 | return (1); | |
1395 | } | |
1396 | else | |
1397 | { | |
1398 | for (i = attr->num_values, avalue = attr->values; i > 0; i --, avalue ++) | |
1399 | if (value == avalue->integer) | |
1400 | return (1); | |
1401 | } | |
1402 | ||
1403 | return (0); | |
1404 | } | |
1405 | ||
1406 | ||
1407 | /* | |
1408 | * 'ippContainsString()' - Determine whether an attribute contains the | |
1409 | * specified string value. | |
1410 | * | |
1411 | * Returns non-zero when the attribute contains a matching charset, keyword, | |
1412 | * language, mimeMediaType, name, text, URI, or URI scheme value. | |
1413 | * | |
1414 | * @since CUPS 1.7/OS X 10.9@ | |
1415 | */ | |
1416 | ||
1417 | int /* O - 1 on a match, 0 on no match */ | |
1418 | ippContainsString( | |
1419 | ipp_attribute_t *attr, /* I - Attribute */ | |
1420 | const char *value) /* I - String value */ | |
1421 | { | |
1422 | int i; /* Looping var */ | |
1423 | _ipp_value_t *avalue; /* Current attribute value */ | |
1424 | ||
1425 | ||
1426 | DEBUG_printf(("ippContainsString(attr=%p, value=\"%s\")", attr, value)); | |
1427 | ||
1428 | /* | |
1429 | * Range check input... | |
1430 | */ | |
1431 | ||
1432 | if (!attr || !value) | |
1433 | { | |
1434 | DEBUG_puts("1ippContainsString: Returning 0 (bad input)"); | |
1435 | return (0); | |
1436 | } | |
1437 | ||
1438 | /* | |
1439 | * Compare... | |
1440 | */ | |
1441 | ||
1442 | DEBUG_printf(("1ippContainsString: attr %s, %s with %d values.", | |
1443 | attr->name, ippTagString(attr->value_tag), | |
1444 | attr->num_values)); | |
1445 | ||
1446 | switch (attr->value_tag & IPP_TAG_CUPS_MASK) | |
1447 | { | |
1448 | case IPP_TAG_CHARSET : | |
1449 | case IPP_TAG_KEYWORD : | |
1450 | case IPP_TAG_LANGUAGE : | |
1451 | case IPP_TAG_MIMETYPE : | |
1452 | case IPP_TAG_NAME : | |
1453 | case IPP_TAG_NAMELANG : | |
1454 | case IPP_TAG_TEXT : | |
1455 | case IPP_TAG_TEXTLANG : | |
1456 | case IPP_TAG_URI : | |
1457 | case IPP_TAG_URISCHEME : | |
1458 | for (i = attr->num_values, avalue = attr->values; | |
1459 | i > 0; | |
1460 | i --, avalue ++) | |
1461 | { | |
1462 | DEBUG_printf(("1ippContainsString: value[%d]=\"%s\"", | |
1463 | attr->num_values - i, avalue->string.text)); | |
1464 | ||
1465 | if (!strcmp(value, avalue->string.text)) | |
1466 | { | |
1467 | DEBUG_puts("1ippContainsString: Returning 1 (match)"); | |
1468 | return (1); | |
1469 | } | |
1470 | } | |
1471 | ||
1472 | default : | |
1473 | break; | |
1474 | } | |
1475 | ||
1476 | DEBUG_puts("1ippContainsString: Returning 0 (no match)"); | |
1477 | ||
1478 | return (0); | |
1479 | } | |
1480 | ||
1481 | ||
1482 | /* | |
1483 | * 'ippCopyAttribute()' - Copy an attribute. | |
1484 | * | |
1485 | * The specified attribute, @code attr@, is copied to the destination IPP message. | |
1486 | * When @code quickcopy@ is non-zero, a "shallow" reference copy of the attribute is | |
1487 | * created - this should only be done as long as the original source IPP message will | |
1488 | * not be freed for the life of the destination. | |
1489 | * | |
1490 | * @since CUPS 1.6/OS X 10.8@ | |
1491 | */ | |
1492 | ||
1493 | ||
1494 | ipp_attribute_t * /* O - New attribute */ | |
1495 | ippCopyAttribute( | |
1496 | ipp_t *dst, /* I - Destination IPP message */ | |
1497 | ipp_attribute_t *srcattr, /* I - Attribute to copy */ | |
1498 | int quickcopy) /* I - 1 for a referenced copy, 0 for normal */ | |
1499 | { | |
1500 | int i; /* Looping var */ | |
1501 | ipp_attribute_t *dstattr; /* Destination attribute */ | |
1502 | _ipp_value_t *srcval, /* Source value */ | |
1503 | *dstval; /* Destination value */ | |
1504 | ||
1505 | ||
1506 | DEBUG_printf(("ippCopyAttribute(dst=%p, srcattr=%p, quickcopy=%d)", dst, srcattr, | |
1507 | quickcopy)); | |
1508 | ||
1509 | /* | |
1510 | * Range check input... | |
1511 | */ | |
1512 | ||
1513 | if (!dst || !srcattr) | |
1514 | return (NULL); | |
1515 | ||
1516 | /* | |
1517 | * Copy it... | |
1518 | */ | |
1519 | ||
1520 | quickcopy = quickcopy ? IPP_TAG_CUPS_CONST : 0; | |
1521 | ||
1522 | switch (srcattr->value_tag & ~IPP_TAG_CUPS_CONST) | |
1523 | { | |
1524 | case IPP_TAG_ZERO : | |
1525 | dstattr = ippAddSeparator(dst); | |
1526 | break; | |
1527 | ||
1528 | case IPP_TAG_INTEGER : | |
1529 | case IPP_TAG_ENUM : | |
1530 | dstattr = ippAddIntegers(dst, srcattr->group_tag, srcattr->value_tag, | |
1531 | srcattr->name, srcattr->num_values, NULL); | |
1532 | if (!dstattr) | |
1533 | break; | |
1534 | ||
1535 | for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values; | |
1536 | i > 0; | |
1537 | i --, srcval ++, dstval ++) | |
1538 | dstval->integer = srcval->integer; | |
1539 | break; | |
1540 | ||
1541 | case IPP_TAG_BOOLEAN : | |
1542 | dstattr = ippAddBooleans(dst, srcattr->group_tag, srcattr->name, | |
1543 | srcattr->num_values, NULL); | |
1544 | if (!dstattr) | |
1545 | break; | |
1546 | ||
1547 | for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values; | |
1548 | i > 0; | |
1549 | i --, srcval ++, dstval ++) | |
1550 | dstval->boolean = srcval->boolean; | |
1551 | break; | |
1552 | ||
1553 | case IPP_TAG_TEXT : | |
1554 | case IPP_TAG_NAME : | |
1555 | case IPP_TAG_KEYWORD : | |
1556 | case IPP_TAG_URI : | |
1557 | case IPP_TAG_URISCHEME : | |
1558 | case IPP_TAG_CHARSET : | |
1559 | case IPP_TAG_LANGUAGE : | |
1560 | case IPP_TAG_MIMETYPE : | |
1561 | dstattr = ippAddStrings(dst, srcattr->group_tag, | |
1562 | (ipp_tag_t)(srcattr->value_tag | quickcopy), | |
1563 | srcattr->name, srcattr->num_values, NULL, NULL); | |
1564 | if (!dstattr) | |
1565 | break; | |
1566 | ||
1567 | if (quickcopy) | |
1568 | { | |
1569 | for (i = srcattr->num_values, srcval = srcattr->values, | |
1570 | dstval = dstattr->values; | |
1571 | i > 0; | |
1572 | i --, srcval ++, dstval ++) | |
1573 | dstval->string.text = srcval->string.text; | |
1574 | } | |
1575 | else if (srcattr->value_tag & IPP_TAG_CUPS_CONST) | |
1576 | { | |
1577 | for (i = srcattr->num_values, srcval = srcattr->values, | |
1578 | dstval = dstattr->values; | |
1579 | i > 0; | |
1580 | i --, srcval ++, dstval ++) | |
1581 | dstval->string.text = _cupsStrAlloc(srcval->string.text); | |
1582 | } | |
1583 | else | |
1584 | { | |
1585 | for (i = srcattr->num_values, srcval = srcattr->values, | |
1586 | dstval = dstattr->values; | |
1587 | i > 0; | |
1588 | i --, srcval ++, dstval ++) | |
1589 | dstval->string.text = _cupsStrRetain(srcval->string.text); | |
1590 | } | |
1591 | break; | |
1592 | ||
1593 | case IPP_TAG_DATE : | |
1594 | if (srcattr->num_values != 1) | |
1595 | return (NULL); | |
1596 | ||
1597 | dstattr = ippAddDate(dst, srcattr->group_tag, srcattr->name, | |
1598 | srcattr->values[0].date); | |
1599 | break; | |
1600 | ||
1601 | case IPP_TAG_RESOLUTION : | |
1602 | dstattr = ippAddResolutions(dst, srcattr->group_tag, srcattr->name, | |
1603 | srcattr->num_values, IPP_RES_PER_INCH, | |
1604 | NULL, NULL); | |
1605 | if (!dstattr) | |
1606 | break; | |
1607 | ||
1608 | for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values; | |
1609 | i > 0; | |
1610 | i --, srcval ++, dstval ++) | |
1611 | { | |
1612 | dstval->resolution.xres = srcval->resolution.xres; | |
1613 | dstval->resolution.yres = srcval->resolution.yres; | |
1614 | dstval->resolution.units = srcval->resolution.units; | |
1615 | } | |
1616 | break; | |
1617 | ||
1618 | case IPP_TAG_RANGE : | |
1619 | dstattr = ippAddRanges(dst, srcattr->group_tag, srcattr->name, | |
1620 | srcattr->num_values, NULL, NULL); | |
1621 | if (!dstattr) | |
1622 | break; | |
1623 | ||
1624 | for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values; | |
1625 | i > 0; | |
1626 | i --, srcval ++, dstval ++) | |
1627 | { | |
1628 | dstval->range.lower = srcval->range.lower; | |
1629 | dstval->range.upper = srcval->range.upper; | |
1630 | } | |
1631 | break; | |
1632 | ||
1633 | case IPP_TAG_TEXTLANG : | |
1634 | case IPP_TAG_NAMELANG : | |
1635 | dstattr = ippAddStrings(dst, srcattr->group_tag, | |
1636 | (ipp_tag_t)(srcattr->value_tag | quickcopy), | |
1637 | srcattr->name, srcattr->num_values, NULL, NULL); | |
1638 | if (!dstattr) | |
1639 | break; | |
1640 | ||
1641 | if (quickcopy) | |
1642 | { | |
1643 | for (i = srcattr->num_values, srcval = srcattr->values, | |
1644 | dstval = dstattr->values; | |
1645 | i > 0; | |
1646 | i --, srcval ++, dstval ++) | |
1647 | { | |
1648 | dstval->string.language = srcval->string.language; | |
1649 | dstval->string.text = srcval->string.text; | |
1650 | } | |
1651 | } | |
1652 | else if (srcattr->value_tag & IPP_TAG_CUPS_CONST) | |
1653 | { | |
1654 | for (i = srcattr->num_values, srcval = srcattr->values, | |
1655 | dstval = dstattr->values; | |
1656 | i > 0; | |
1657 | i --, srcval ++, dstval ++) | |
1658 | { | |
1659 | if (srcval == srcattr->values) | |
1660 | dstval->string.language = _cupsStrAlloc(srcval->string.language); | |
1661 | else | |
1662 | dstval->string.language = dstattr->values[0].string.language; | |
1663 | ||
1664 | dstval->string.text = _cupsStrAlloc(srcval->string.text); | |
1665 | } | |
1666 | } | |
1667 | else | |
1668 | { | |
1669 | for (i = srcattr->num_values, srcval = srcattr->values, | |
1670 | dstval = dstattr->values; | |
1671 | i > 0; | |
1672 | i --, srcval ++, dstval ++) | |
1673 | { | |
1674 | if (srcval == srcattr->values) | |
1675 | dstval->string.language = _cupsStrRetain(srcval->string.language); | |
1676 | else | |
1677 | dstval->string.language = dstattr->values[0].string.language; | |
1678 | ||
1679 | dstval->string.text = _cupsStrRetain(srcval->string.text); | |
1680 | } | |
1681 | } | |
1682 | break; | |
1683 | ||
1684 | case IPP_TAG_BEGIN_COLLECTION : | |
1685 | dstattr = ippAddCollections(dst, srcattr->group_tag, srcattr->name, | |
1686 | srcattr->num_values, NULL); | |
1687 | if (!dstattr) | |
1688 | break; | |
1689 | ||
1690 | for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values; | |
1691 | i > 0; | |
1692 | i --, srcval ++, dstval ++) | |
1693 | { | |
1694 | dstval->collection = srcval->collection; | |
1695 | srcval->collection->use ++; | |
1696 | } | |
1697 | break; | |
1698 | ||
1699 | case IPP_TAG_STRING : | |
1700 | default : | |
1701 | /* TODO: Implement quick copy for unknown/octetString values */ | |
1702 | dstattr = ippAddIntegers(dst, srcattr->group_tag, srcattr->value_tag, | |
1703 | srcattr->name, srcattr->num_values, NULL); | |
1704 | if (!dstattr) | |
1705 | break; | |
1706 | ||
1707 | for (i = srcattr->num_values, srcval = srcattr->values, dstval = dstattr->values; | |
1708 | i > 0; | |
1709 | i --, srcval ++, dstval ++) | |
1710 | { | |
1711 | dstval->unknown.length = srcval->unknown.length; | |
1712 | ||
1713 | if (dstval->unknown.length > 0) | |
1714 | { | |
1715 | if ((dstval->unknown.data = malloc((size_t)dstval->unknown.length)) == NULL) | |
1716 | dstval->unknown.length = 0; | |
1717 | else | |
1718 | memcpy(dstval->unknown.data, srcval->unknown.data, (size_t)dstval->unknown.length); | |
1719 | } | |
1720 | } | |
1721 | break; /* anti-compiler-warning-code */ | |
1722 | } | |
1723 | ||
1724 | return (dstattr); | |
1725 | } | |
1726 | ||
1727 | ||
1728 | /* | |
1729 | * 'ippCopyAttributes()' - Copy attributes from one IPP message to another. | |
1730 | * | |
1731 | * Zero or more attributes are copied from the source IPP message, @code src@, to the | |
1732 | * destination IPP message, @code dst@. When @code quickcopy@ is non-zero, a "shallow" | |
1733 | * reference copy of the attribute is created - this should only be done as long as the | |
1734 | * original source IPP message will not be freed for the life of the destination. | |
1735 | * | |
1736 | * The @code cb@ and @code context@ parameters provide a generic way to "filter" the | |
1737 | * attributes that are copied - the function must return 1 to copy the attribute or | |
1738 | * 0 to skip it. The function may also choose to do a partial copy of the source attribute | |
1739 | * itself. | |
1740 | * | |
1741 | * @since CUPS 1.6/OS X 10.8@ | |
1742 | */ | |
1743 | ||
1744 | int /* O - 1 on success, 0 on error */ | |
1745 | ippCopyAttributes( | |
1746 | ipp_t *dst, /* I - Destination IPP message */ | |
1747 | ipp_t *src, /* I - Source IPP message */ | |
1748 | int quickcopy, /* I - 1 for a referenced copy, 0 for normal */ | |
1749 | ipp_copycb_t cb, /* I - Copy callback or @code NULL@ for none */ | |
1750 | void *context) /* I - Context pointer */ | |
1751 | { | |
1752 | ipp_attribute_t *srcattr; /* Source attribute */ | |
1753 | ||
1754 | ||
1755 | DEBUG_printf(("ippCopyAttributes(dst=%p, src=%p, quickcopy=%d, cb=%p, context=%p)", | |
1756 | dst, src, quickcopy, cb, context)); | |
1757 | ||
1758 | /* | |
1759 | * Range check input... | |
1760 | */ | |
1761 | ||
1762 | if (!dst || !src) | |
1763 | return (0); | |
1764 | ||
1765 | /* | |
1766 | * Loop through source attributes and copy as needed... | |
1767 | */ | |
1768 | ||
1769 | for (srcattr = src->attrs; srcattr; srcattr = srcattr->next) | |
1770 | if (!cb || (*cb)(context, dst, srcattr)) | |
1771 | if (!ippCopyAttribute(dst, srcattr, quickcopy)) | |
1772 | return (0); | |
1773 | ||
1774 | return (1); | |
1775 | } | |
1776 | ||
1777 | ||
1778 | /* | |
1779 | * 'ippDateToTime()' - Convert from RFC 1903 Date/Time format to UNIX time | |
1780 | * in seconds. | |
1781 | */ | |
1782 | ||
1783 | time_t /* O - UNIX time value */ | |
1784 | ippDateToTime(const ipp_uchar_t *date) /* I - RFC 1903 date info */ | |
1785 | { | |
1786 | struct tm unixdate; /* UNIX date/time info */ | |
1787 | time_t t; /* Computed time */ | |
1788 | ||
1789 | ||
1790 | if (!date) | |
1791 | return (0); | |
1792 | ||
1793 | memset(&unixdate, 0, sizeof(unixdate)); | |
1794 | ||
1795 | /* | |
1796 | * RFC-1903 date/time format is: | |
1797 | * | |
1798 | * Byte(s) Description | |
1799 | * ------- ----------- | |
1800 | * 0-1 Year (0 to 65535) | |
1801 | * 2 Month (1 to 12) | |
1802 | * 3 Day (1 to 31) | |
1803 | * 4 Hours (0 to 23) | |
1804 | * 5 Minutes (0 to 59) | |
1805 | * 6 Seconds (0 to 60, 60 = "leap second") | |
1806 | * 7 Deciseconds (0 to 9) | |
1807 | * 8 +/- UTC | |
1808 | * 9 UTC hours (0 to 11) | |
1809 | * 10 UTC minutes (0 to 59) | |
1810 | */ | |
1811 | ||
1812 | unixdate.tm_year = ((date[0] << 8) | date[1]) - 1900; | |
1813 | unixdate.tm_mon = date[2] - 1; | |
1814 | unixdate.tm_mday = date[3]; | |
1815 | unixdate.tm_hour = date[4]; | |
1816 | unixdate.tm_min = date[5]; | |
1817 | unixdate.tm_sec = date[6]; | |
1818 | ||
1819 | t = mktime(&unixdate); | |
1820 | ||
1821 | if (date[8] == '-') | |
1822 | t += date[9] * 3600 + date[10] * 60; | |
1823 | else | |
1824 | t -= date[9] * 3600 + date[10] * 60; | |
1825 | ||
1826 | return (t); | |
1827 | } | |
1828 | ||
1829 | ||
1830 | /* | |
1831 | * 'ippDelete()' - Delete an IPP message. | |
1832 | */ | |
1833 | ||
1834 | void | |
1835 | ippDelete(ipp_t *ipp) /* I - IPP message */ | |
1836 | { | |
1837 | ipp_attribute_t *attr, /* Current attribute */ | |
1838 | *next; /* Next attribute */ | |
1839 | ||
1840 | ||
1841 | DEBUG_printf(("ippDelete(ipp=%p)", ipp)); | |
1842 | ||
1843 | if (!ipp) | |
1844 | return; | |
1845 | ||
1846 | ipp->use --; | |
1847 | if (ipp->use > 0) | |
1848 | return; | |
1849 | ||
1850 | for (attr = ipp->attrs; attr != NULL; attr = next) | |
1851 | { | |
1852 | next = attr->next; | |
1853 | ||
1854 | ipp_free_values(attr, 0, attr->num_values); | |
1855 | ||
1856 | if (attr->name) | |
1857 | _cupsStrFree(attr->name); | |
1858 | ||
1859 | free(attr); | |
1860 | } | |
1861 | ||
1862 | free(ipp); | |
1863 | } | |
1864 | ||
1865 | ||
1866 | /* | |
1867 | * 'ippDeleteAttribute()' - Delete a single attribute in an IPP message. | |
1868 | * | |
1869 | * @since CUPS 1.1.19/OS X 10.3@ | |
1870 | */ | |
1871 | ||
1872 | void | |
1873 | ippDeleteAttribute( | |
1874 | ipp_t *ipp, /* I - IPP message */ | |
1875 | ipp_attribute_t *attr) /* I - Attribute to delete */ | |
1876 | { | |
1877 | ipp_attribute_t *current, /* Current attribute */ | |
1878 | *prev; /* Previous attribute */ | |
1879 | ||
1880 | ||
1881 | DEBUG_printf(("ippDeleteAttribute(ipp=%p, attr=%p(%s))", ipp, attr, | |
1882 | attr ? attr->name : "(null)")); | |
1883 | ||
1884 | /* | |
1885 | * Range check input... | |
1886 | */ | |
1887 | ||
1888 | if (!attr) | |
1889 | return; | |
1890 | ||
1891 | /* | |
1892 | * Find the attribute in the list... | |
1893 | */ | |
1894 | ||
1895 | if (ipp) | |
1896 | { | |
1897 | for (current = ipp->attrs, prev = NULL; | |
1898 | current; | |
1899 | prev = current, current = current->next) | |
1900 | if (current == attr) | |
1901 | { | |
1902 | /* | |
1903 | * Found it, remove the attribute from the list... | |
1904 | */ | |
1905 | ||
1906 | if (prev) | |
1907 | prev->next = current->next; | |
1908 | else | |
1909 | ipp->attrs = current->next; | |
1910 | ||
1911 | if (current == ipp->last) | |
1912 | ipp->last = prev; | |
1913 | ||
1914 | break; | |
1915 | } | |
1916 | ||
1917 | if (!current) | |
1918 | return; | |
1919 | } | |
1920 | ||
1921 | /* | |
1922 | * Free memory used by the attribute... | |
1923 | */ | |
1924 | ||
1925 | ipp_free_values(attr, 0, attr->num_values); | |
1926 | ||
1927 | if (attr->name) | |
1928 | _cupsStrFree(attr->name); | |
1929 | ||
1930 | free(attr); | |
1931 | } | |
1932 | ||
1933 | ||
1934 | /* | |
1935 | * 'ippDeleteValues()' - Delete values in an attribute. | |
1936 | * | |
1937 | * The @code element@ parameter specifies the first value to delete, starting at | |
1938 | * 0. It must be less than the number of values returned by @link ippGetCount@. | |
1939 | * | |
1940 | * The @code attr@ parameter may be modified as a result of setting the value. | |
1941 | * | |
1942 | * Deleting all values in an attribute deletes the attribute. | |
1943 | * | |
1944 | * @since CUPS 1.6/OS X 10.8@ | |
1945 | */ | |
1946 | ||
1947 | int /* O - 1 on success, 0 on failure */ | |
1948 | ippDeleteValues( | |
1949 | ipp_t *ipp, /* I - IPP message */ | |
1950 | ipp_attribute_t **attr, /* IO - Attribute */ | |
1951 | int element, /* I - Index of first value to delete (0-based) */ | |
1952 | int count) /* I - Number of values to delete */ | |
1953 | { | |
1954 | /* | |
1955 | * Range check input... | |
1956 | */ | |
1957 | ||
1958 | if (!ipp || !attr || !*attr || | |
1959 | element < 0 || element >= (*attr)->num_values || count <= 0 || | |
1960 | (element + count) >= (*attr)->num_values) | |
1961 | return (0); | |
1962 | ||
1963 | /* | |
1964 | * If we are deleting all values, just delete the attribute entirely. | |
1965 | */ | |
1966 | ||
1967 | if (count == (*attr)->num_values) | |
1968 | { | |
1969 | ippDeleteAttribute(ipp, *attr); | |
1970 | *attr = NULL; | |
1971 | return (1); | |
1972 | } | |
1973 | ||
1974 | /* | |
1975 | * Otherwise free the values in question and return. | |
1976 | */ | |
1977 | ||
1978 | ipp_free_values(*attr, element, count); | |
1979 | ||
1980 | return (1); | |
1981 | } | |
1982 | ||
1983 | ||
1984 | /* | |
1985 | * 'ippFindAttribute()' - Find a named attribute in a request. | |
1986 | * | |
1987 | * Starting with CUPS 2.0, the attribute name can contain a hierarchical list | |
1988 | * of attribute and member names separated by slashes, for example | |
1989 | * "media-col/media-size". | |
1990 | */ | |
1991 | ||
1992 | ipp_attribute_t * /* O - Matching attribute */ | |
1993 | ippFindAttribute(ipp_t *ipp, /* I - IPP message */ | |
1994 | const char *name, /* I - Name of attribute */ | |
1995 | ipp_tag_t type) /* I - Type of attribute */ | |
1996 | { | |
1997 | DEBUG_printf(("2ippFindAttribute(ipp=%p, name=\"%s\", type=%02x(%s))", ipp, | |
1998 | name, type, ippTagString(type))); | |
1999 | ||
2000 | if (!ipp || !name) | |
2001 | return (NULL); | |
2002 | ||
2003 | /* | |
2004 | * Reset the current pointer... | |
2005 | */ | |
2006 | ||
2007 | ipp->current = NULL; | |
2008 | ipp->atend = 0; | |
2009 | ||
2010 | /* | |
2011 | * Search for the attribute... | |
2012 | */ | |
2013 | ||
2014 | return (ippFindNextAttribute(ipp, name, type)); | |
2015 | } | |
2016 | ||
2017 | ||
2018 | /* | |
2019 | * 'ippFindNextAttribute()' - Find the next named attribute in a request. | |
2020 | * | |
2021 | * Starting with CUPS 2.0, the attribute name can contain a hierarchical list | |
2022 | * of attribute and member names separated by slashes, for example | |
2023 | * "media-col/media-size". | |
2024 | */ | |
2025 | ||
2026 | ipp_attribute_t * /* O - Matching attribute */ | |
2027 | ippFindNextAttribute(ipp_t *ipp, /* I - IPP message */ | |
2028 | const char *name, /* I - Name of attribute */ | |
2029 | ipp_tag_t type) /* I - Type of attribute */ | |
2030 | { | |
2031 | ipp_attribute_t *attr, /* Current atttribute */ | |
2032 | *childattr; /* Child attribute */ | |
2033 | ipp_tag_t value_tag; /* Value tag */ | |
2034 | char parent[1024], /* Parent attribute name */ | |
2035 | *child; /* Child attribute name */ | |
2036 | ||
2037 | ||
2038 | DEBUG_printf(("2ippFindNextAttribute(ipp=%p, name=\"%s\", type=%02x(%s))", | |
2039 | ipp, name, type, ippTagString(type))); | |
2040 | ||
2041 | if (!ipp || !name) | |
2042 | return (NULL); | |
2043 | ||
2044 | DEBUG_printf(("3ippFindNextAttribute: atend=%d", ipp->atend)); | |
2045 | ||
2046 | if (ipp->atend) | |
2047 | return (NULL); | |
2048 | ||
2049 | if (strchr(name, '/')) | |
2050 | { | |
2051 | /* | |
2052 | * Search for child attribute... | |
2053 | */ | |
2054 | ||
2055 | strlcpy(parent, name, sizeof(parent)); | |
2056 | if ((child = strchr(parent, '/')) == NULL) | |
2057 | { | |
2058 | DEBUG_puts("3ippFindNextAttribute: Attribute name too long."); | |
2059 | return (NULL); | |
2060 | } | |
2061 | ||
2062 | *child++ = '\0'; | |
2063 | ||
2064 | if (ipp->current && ipp->current->name && ipp->current->value_tag == IPP_TAG_BEGIN_COLLECTION && !strcmp(parent, ipp->current->name)) | |
2065 | { | |
2066 | while (ipp->curindex < ipp->current->num_values) | |
2067 | { | |
2068 | if ((childattr = ippFindNextAttribute(ipp->current->values[ipp->curindex].collection, child, type)) != NULL) | |
2069 | return (childattr); | |
2070 | ||
2071 | ipp->curindex ++; | |
2072 | if (ipp->curindex < ipp->current->num_values && ipp->current->values[ipp->curindex].collection) | |
2073 | ipp->current->values[ipp->curindex].collection->current = NULL; | |
2074 | } | |
2075 | ||
2076 | ipp->prev = ipp->current; | |
2077 | ipp->current = ipp->current->next; | |
2078 | ipp->curindex = 0; | |
2079 | ||
2080 | if (!ipp->current) | |
2081 | { | |
2082 | ipp->atend = 1; | |
2083 | return (NULL); | |
2084 | } | |
2085 | } | |
2086 | ||
2087 | if (!ipp->current) | |
2088 | { | |
2089 | ipp->prev = NULL; | |
2090 | ipp->current = ipp->attrs; | |
2091 | ipp->curindex = 0; | |
2092 | } | |
2093 | ||
2094 | name = parent; | |
2095 | attr = ipp->current; | |
2096 | } | |
2097 | else if (ipp->current) | |
2098 | { | |
2099 | ipp->prev = ipp->current; | |
2100 | attr = ipp->current->next; | |
2101 | } | |
2102 | else | |
2103 | { | |
2104 | ipp->prev = NULL; | |
2105 | attr = ipp->attrs; | |
2106 | } | |
2107 | ||
2108 | for (; attr != NULL; ipp->prev = attr, attr = attr->next) | |
2109 | { | |
2110 | DEBUG_printf(("4ippFindAttribute: attr=%p, name=\"%s\"", attr, | |
2111 | attr->name)); | |
2112 | ||
2113 | value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_CUPS_MASK); | |
2114 | ||
2115 | if (attr->name != NULL && _cups_strcasecmp(attr->name, name) == 0 && | |
2116 | (value_tag == type || type == IPP_TAG_ZERO || name == parent || | |
2117 | (value_tag == IPP_TAG_TEXTLANG && type == IPP_TAG_TEXT) || | |
2118 | (value_tag == IPP_TAG_NAMELANG && type == IPP_TAG_NAME))) | |
2119 | { | |
2120 | ipp->current = attr; | |
2121 | ||
2122 | if (name == parent && attr->value_tag == IPP_TAG_BEGIN_COLLECTION) | |
2123 | { | |
2124 | int i; /* Looping var */ | |
2125 | ||
2126 | for (i = 0; i < attr->num_values; i ++) | |
2127 | { | |
2128 | if ((childattr = ippFindAttribute(attr->values[i].collection, child, type)) != NULL) | |
2129 | { | |
2130 | attr->values[0].collection->curindex = i; | |
2131 | return (childattr); | |
2132 | } | |
2133 | } | |
2134 | } | |
2135 | else | |
2136 | return (attr); | |
2137 | } | |
2138 | } | |
2139 | ||
2140 | ipp->current = NULL; | |
2141 | ipp->prev = NULL; | |
2142 | ipp->atend = 1; | |
2143 | ||
2144 | return (NULL); | |
2145 | } | |
2146 | ||
2147 | ||
2148 | /* | |
2149 | * 'ippFirstAttribute()' - Return the first attribute in the message. | |
2150 | * | |
2151 | * @since CUPS 1.6/OS X 10.8@ | |
2152 | */ | |
2153 | ||
2154 | ipp_attribute_t * /* O - First attribute or @code NULL@ if none */ | |
2155 | ippFirstAttribute(ipp_t *ipp) /* I - IPP message */ | |
2156 | { | |
2157 | /* | |
2158 | * Range check input... | |
2159 | */ | |
2160 | ||
2161 | if (!ipp) | |
2162 | return (NULL); | |
2163 | ||
2164 | /* | |
2165 | * Return the first attribute... | |
2166 | */ | |
2167 | ||
2168 | return (ipp->current = ipp->attrs); | |
2169 | } | |
2170 | ||
2171 | ||
2172 | /* | |
2173 | * 'ippGetBoolean()' - Get a boolean value for an attribute. | |
2174 | * | |
2175 | * The @code element@ parameter specifies which value to get from 0 to | |
2176 | * @link ippGetCount(attr)@ - 1. | |
2177 | * | |
2178 | * @since CUPS 1.6/OS X 10.8@ | |
2179 | */ | |
2180 | ||
2181 | int /* O - Boolean value or 0 on error */ | |
2182 | ippGetBoolean(ipp_attribute_t *attr, /* I - IPP attribute */ | |
2183 | int element) /* I - Value number (0-based) */ | |
2184 | { | |
2185 | /* | |
2186 | * Range check input... | |
2187 | */ | |
2188 | ||
2189 | if (!attr || attr->value_tag != IPP_TAG_BOOLEAN || | |
2190 | element < 0 || element >= attr->num_values) | |
2191 | return (0); | |
2192 | ||
2193 | /* | |
2194 | * Return the value... | |
2195 | */ | |
2196 | ||
2197 | return (attr->values[element].boolean); | |
2198 | } | |
2199 | ||
2200 | ||
2201 | /* | |
2202 | * 'ippGetCollection()' - Get a collection value for an attribute. | |
2203 | * | |
2204 | * The @code element@ parameter specifies which value to get from 0 to | |
2205 | * @link ippGetCount(attr)@ - 1. | |
2206 | * | |
2207 | * @since CUPS 1.6/OS X 10.8@ | |
2208 | */ | |
2209 | ||
2210 | ipp_t * /* O - Collection value or @code NULL@ on error */ | |
2211 | ippGetCollection( | |
2212 | ipp_attribute_t *attr, /* I - IPP attribute */ | |
2213 | int element) /* I - Value number (0-based) */ | |
2214 | { | |
2215 | /* | |
2216 | * Range check input... | |
2217 | */ | |
2218 | ||
2219 | if (!attr || attr->value_tag != IPP_TAG_BEGIN_COLLECTION || | |
2220 | element < 0 || element >= attr->num_values) | |
2221 | return (NULL); | |
2222 | ||
2223 | /* | |
2224 | * Return the value... | |
2225 | */ | |
2226 | ||
2227 | return (attr->values[element].collection); | |
2228 | } | |
2229 | ||
2230 | ||
2231 | /* | |
2232 | * 'ippGetCount()' - Get the number of values in an attribute. | |
2233 | * | |
2234 | * @since CUPS 1.6/OS X 10.8@ | |
2235 | */ | |
2236 | ||
2237 | int /* O - Number of values or 0 on error */ | |
2238 | ippGetCount(ipp_attribute_t *attr) /* I - IPP attribute */ | |
2239 | { | |
2240 | /* | |
2241 | * Range check input... | |
2242 | */ | |
2243 | ||
2244 | if (!attr) | |
2245 | return (0); | |
2246 | ||
2247 | /* | |
2248 | * Return the number of values... | |
2249 | */ | |
2250 | ||
2251 | return (attr->num_values); | |
2252 | } | |
2253 | ||
2254 | ||
2255 | /* | |
2256 | * 'ippGetDate()' - Get a date value for an attribute. | |
2257 | * | |
2258 | * The @code element@ parameter specifies which value to get from 0 to | |
2259 | * @link ippGetCount(attr)@ - 1. | |
2260 | * | |
2261 | * @since CUPS 1.6/OS X 10.8@ | |
2262 | */ | |
2263 | ||
2264 | const ipp_uchar_t * /* O - Date value or @code NULL@ */ | |
2265 | ippGetDate(ipp_attribute_t *attr, /* I - IPP attribute */ | |
2266 | int element) /* I - Value number (0-based) */ | |
2267 | { | |
2268 | /* | |
2269 | * Range check input... | |
2270 | */ | |
2271 | ||
2272 | if (!attr || attr->value_tag != IPP_TAG_DATE || | |
2273 | element < 0 || element >= attr->num_values) | |
2274 | return (NULL); | |
2275 | ||
2276 | /* | |
2277 | * Return the value... | |
2278 | */ | |
2279 | ||
2280 | return (attr->values[element].date); | |
2281 | } | |
2282 | ||
2283 | ||
2284 | /* | |
2285 | * 'ippGetGroupTag()' - Get the group associated with an attribute. | |
2286 | * | |
2287 | * @since CUPS 1.6/OS X 10.8@ | |
2288 | */ | |
2289 | ||
2290 | ipp_tag_t /* O - Group tag or @code IPP_TAG_ZERO@ on error */ | |
2291 | ippGetGroupTag(ipp_attribute_t *attr) /* I - IPP attribute */ | |
2292 | { | |
2293 | /* | |
2294 | * Range check input... | |
2295 | */ | |
2296 | ||
2297 | if (!attr) | |
2298 | return (IPP_TAG_ZERO); | |
2299 | ||
2300 | /* | |
2301 | * Return the group... | |
2302 | */ | |
2303 | ||
2304 | return (attr->group_tag); | |
2305 | } | |
2306 | ||
2307 | ||
2308 | /* | |
2309 | * 'ippGetInteger()' - Get the integer/enum value for an attribute. | |
2310 | * | |
2311 | * The @code element@ parameter specifies which value to get from 0 to | |
2312 | * @link ippGetCount(attr)@ - 1. | |
2313 | * | |
2314 | * @since CUPS 1.6/OS X 10.8@ | |
2315 | */ | |
2316 | ||
2317 | int /* O - Value or 0 on error */ | |
2318 | ippGetInteger(ipp_attribute_t *attr, /* I - IPP attribute */ | |
2319 | int element) /* I - Value number (0-based) */ | |
2320 | { | |
2321 | /* | |
2322 | * Range check input... | |
2323 | */ | |
2324 | ||
2325 | if (!attr || (attr->value_tag != IPP_TAG_INTEGER && attr->value_tag != IPP_TAG_ENUM) || | |
2326 | element < 0 || element >= attr->num_values) | |
2327 | return (0); | |
2328 | ||
2329 | /* | |
2330 | * Return the value... | |
2331 | */ | |
2332 | ||
2333 | return (attr->values[element].integer); | |
2334 | } | |
2335 | ||
2336 | ||
2337 | /* | |
2338 | * 'ippGetName()' - Get the attribute name. | |
2339 | * | |
2340 | * @since CUPS 1.6/OS X 10.8@ | |
2341 | */ | |
2342 | ||
2343 | const char * /* O - Attribute name or @code NULL@ for separators */ | |
2344 | ippGetName(ipp_attribute_t *attr) /* I - IPP attribute */ | |
2345 | { | |
2346 | /* | |
2347 | * Range check input... | |
2348 | */ | |
2349 | ||
2350 | if (!attr) | |
2351 | return (NULL); | |
2352 | ||
2353 | /* | |
2354 | * Return the name... | |
2355 | */ | |
2356 | ||
2357 | return (attr->name); | |
2358 | } | |
2359 | ||
2360 | ||
2361 | /* | |
2362 | * 'ippGetOctetString()' - Get an octetString value from an IPP attribute. | |
2363 | * | |
2364 | * The @code element@ parameter specifies which value to get from 0 to | |
2365 | * @link ippGetCount(attr)@ - 1. | |
2366 | * | |
2367 | * @since CUPS 1.7/OS X 10.9@ | |
2368 | */ | |
2369 | ||
2370 | void * /* O - Pointer to octetString data */ | |
2371 | ippGetOctetString( | |
2372 | ipp_attribute_t *attr, /* I - IPP attribute */ | |
2373 | int element, /* I - Value number (0-based) */ | |
2374 | int *datalen) /* O - Length of octetString data */ | |
2375 | { | |
2376 | /* | |
2377 | * Range check input... | |
2378 | */ | |
2379 | ||
2380 | if (!attr || attr->value_tag != IPP_TAG_STRING || | |
2381 | element < 0 || element >= attr->num_values) | |
2382 | { | |
2383 | if (datalen) | |
2384 | *datalen = 0; | |
2385 | ||
2386 | return (NULL); | |
2387 | } | |
2388 | ||
2389 | /* | |
2390 | * Return the values... | |
2391 | */ | |
2392 | ||
2393 | if (datalen) | |
2394 | *datalen = attr->values[element].unknown.length; | |
2395 | ||
2396 | return (attr->values[element].unknown.data); | |
2397 | } | |
2398 | ||
2399 | ||
2400 | /* | |
2401 | * 'ippGetOperation()' - Get the operation ID in an IPP message. | |
2402 | * | |
2403 | * @since CUPS 1.6/OS X 10.8@ | |
2404 | */ | |
2405 | ||
2406 | ipp_op_t /* O - Operation ID or 0 on error */ | |
2407 | ippGetOperation(ipp_t *ipp) /* I - IPP request message */ | |
2408 | { | |
2409 | /* | |
2410 | * Range check input... | |
2411 | */ | |
2412 | ||
2413 | if (!ipp) | |
2414 | return ((ipp_op_t)0); | |
2415 | ||
2416 | /* | |
2417 | * Return the value... | |
2418 | */ | |
2419 | ||
2420 | return (ipp->request.op.operation_id); | |
2421 | } | |
2422 | ||
2423 | ||
2424 | /* | |
2425 | * 'ippGetRange()' - Get a rangeOfInteger value from an attribute. | |
2426 | * | |
2427 | * The @code element@ parameter specifies which value to get from 0 to | |
2428 | * @link ippGetCount(attr)@ - 1. | |
2429 | * | |
2430 | * @since CUPS 1.6/OS X 10.8@ | |
2431 | */ | |
2432 | ||
2433 | int /* O - Lower value of range or 0 */ | |
2434 | ippGetRange(ipp_attribute_t *attr, /* I - IPP attribute */ | |
2435 | int element, /* I - Value number (0-based) */ | |
2436 | int *uppervalue)/* O - Upper value of range */ | |
2437 | { | |
2438 | /* | |
2439 | * Range check input... | |
2440 | */ | |
2441 | ||
2442 | if (!attr || attr->value_tag != IPP_TAG_RANGE || | |
2443 | element < 0 || element >= attr->num_values) | |
2444 | { | |
2445 | if (uppervalue) | |
2446 | *uppervalue = 0; | |
2447 | ||
2448 | return (0); | |
2449 | } | |
2450 | ||
2451 | /* | |
2452 | * Return the values... | |
2453 | */ | |
2454 | ||
2455 | if (uppervalue) | |
2456 | *uppervalue = attr->values[element].range.upper; | |
2457 | ||
2458 | return (attr->values[element].range.lower); | |
2459 | } | |
2460 | ||
2461 | ||
2462 | /* | |
2463 | * 'ippGetRequestId()' - Get the request ID from an IPP message. | |
2464 | * | |
2465 | * @since CUPS 1.6/OS X 10.8@ | |
2466 | */ | |
2467 | ||
2468 | int /* O - Request ID or 0 on error */ | |
2469 | ippGetRequestId(ipp_t *ipp) /* I - IPP message */ | |
2470 | { | |
2471 | /* | |
2472 | * Range check input... | |
2473 | */ | |
2474 | ||
2475 | if (!ipp) | |
2476 | return (0); | |
2477 | ||
2478 | /* | |
2479 | * Return the request ID... | |
2480 | */ | |
2481 | ||
2482 | return (ipp->request.any.request_id); | |
2483 | } | |
2484 | ||
2485 | ||
2486 | /* | |
2487 | * 'ippGetResolution()' - Get a resolution value for an attribute. | |
2488 | * | |
2489 | * The @code element@ parameter specifies which value to get from 0 to | |
2490 | * @link ippGetCount(attr)@ - 1. | |
2491 | * | |
2492 | * @since CUPS 1.6/OS X 10.8@ | |
2493 | */ | |
2494 | ||
2495 | int /* O - Horizontal/cross feed resolution or 0 */ | |
2496 | ippGetResolution( | |
2497 | ipp_attribute_t *attr, /* I - IPP attribute */ | |
2498 | int element, /* I - Value number (0-based) */ | |
2499 | int *yres, /* O - Vertical/feed resolution */ | |
2500 | ipp_res_t *units) /* O - Units for resolution */ | |
2501 | { | |
2502 | /* | |
2503 | * Range check input... | |
2504 | */ | |
2505 | ||
2506 | if (!attr || attr->value_tag != IPP_TAG_RESOLUTION || | |
2507 | element < 0 || element >= attr->num_values) | |
2508 | { | |
2509 | if (yres) | |
2510 | *yres = 0; | |
2511 | ||
2512 | if (units) | |
2513 | *units = (ipp_res_t)0; | |
2514 | ||
2515 | return (0); | |
2516 | } | |
2517 | ||
2518 | /* | |
2519 | * Return the value... | |
2520 | */ | |
2521 | ||
2522 | if (yres) | |
2523 | *yres = attr->values[element].resolution.yres; | |
2524 | ||
2525 | if (units) | |
2526 | *units = attr->values[element].resolution.units; | |
2527 | ||
2528 | return (attr->values[element].resolution.xres); | |
2529 | } | |
2530 | ||
2531 | ||
2532 | /* | |
2533 | * 'ippGetState()' - Get the IPP message state. | |
2534 | * | |
2535 | * @since CUPS 1.6/OS X 10.8@ | |
2536 | */ | |
2537 | ||
2538 | ipp_state_t /* O - IPP message state value */ | |
2539 | ippGetState(ipp_t *ipp) /* I - IPP message */ | |
2540 | { | |
2541 | /* | |
2542 | * Range check input... | |
2543 | */ | |
2544 | ||
2545 | if (!ipp) | |
2546 | return (IPP_STATE_IDLE); | |
2547 | ||
2548 | /* | |
2549 | * Return the value... | |
2550 | */ | |
2551 | ||
2552 | return (ipp->state); | |
2553 | } | |
2554 | ||
2555 | ||
2556 | /* | |
2557 | * 'ippGetStatusCode()' - Get the status code from an IPP response or event message. | |
2558 | * | |
2559 | * @since CUPS 1.6/OS X 10.8@ | |
2560 | */ | |
2561 | ||
2562 | ipp_status_t /* O - Status code in IPP message */ | |
2563 | ippGetStatusCode(ipp_t *ipp) /* I - IPP response or event message */ | |
2564 | { | |
2565 | /* | |
2566 | * Range check input... | |
2567 | */ | |
2568 | ||
2569 | if (!ipp) | |
2570 | return (IPP_STATUS_ERROR_INTERNAL); | |
2571 | ||
2572 | /* | |
2573 | * Return the value... | |
2574 | */ | |
2575 | ||
2576 | return (ipp->request.status.status_code); | |
2577 | } | |
2578 | ||
2579 | ||
2580 | /* | |
2581 | * 'ippGetString()' - Get the string and optionally the language code for an attribute. | |
2582 | * | |
2583 | * The @code element@ parameter specifies which value to get from 0 to | |
2584 | * @link ippGetCount(attr)@ - 1. | |
2585 | * | |
2586 | * @since CUPS 1.6/OS X 10.8@ | |
2587 | */ | |
2588 | ||
2589 | const char * | |
2590 | ippGetString(ipp_attribute_t *attr, /* I - IPP attribute */ | |
2591 | int element, /* I - Value number (0-based) */ | |
2592 | const char **language)/* O - Language code (@code NULL@ for don't care) */ | |
2593 | { | |
2594 | /* | |
2595 | * Range check input... | |
2596 | */ | |
2597 | ||
2598 | if (!attr || element < 0 || element >= attr->num_values || | |
2599 | (attr->value_tag != IPP_TAG_TEXTLANG && attr->value_tag != IPP_TAG_NAMELANG && | |
2600 | (attr->value_tag < IPP_TAG_TEXT || attr->value_tag > IPP_TAG_MIMETYPE))) | |
2601 | return (NULL); | |
2602 | ||
2603 | /* | |
2604 | * Return the value... | |
2605 | */ | |
2606 | ||
2607 | if (language) | |
2608 | *language = attr->values[element].string.language; | |
2609 | ||
2610 | return (attr->values[element].string.text); | |
2611 | } | |
2612 | ||
2613 | ||
2614 | /* | |
2615 | * 'ippGetValueTag()' - Get the value tag for an attribute. | |
2616 | * | |
2617 | * @since CUPS 1.6/OS X 10.8@ | |
2618 | */ | |
2619 | ||
2620 | ipp_tag_t /* O - Value tag or @code IPP_TAG_ZERO@ on error */ | |
2621 | ippGetValueTag(ipp_attribute_t *attr) /* I - IPP attribute */ | |
2622 | { | |
2623 | /* | |
2624 | * Range check input... | |
2625 | */ | |
2626 | ||
2627 | if (!attr) | |
2628 | return (IPP_TAG_ZERO); | |
2629 | ||
2630 | /* | |
2631 | * Return the value... | |
2632 | */ | |
2633 | ||
2634 | return (attr->value_tag & IPP_TAG_CUPS_MASK); | |
2635 | } | |
2636 | ||
2637 | ||
2638 | /* | |
2639 | * 'ippGetVersion()' - Get the major and minor version number from an IPP message. | |
2640 | * | |
2641 | * @since CUPS 1.6/OS X 10.8@ | |
2642 | */ | |
2643 | ||
2644 | int /* O - Major version number or 0 on error */ | |
2645 | ippGetVersion(ipp_t *ipp, /* I - IPP message */ | |
2646 | int *minor) /* O - Minor version number or @code NULL@ */ | |
2647 | { | |
2648 | /* | |
2649 | * Range check input... | |
2650 | */ | |
2651 | ||
2652 | if (!ipp) | |
2653 | { | |
2654 | if (minor) | |
2655 | *minor = 0; | |
2656 | ||
2657 | return (0); | |
2658 | } | |
2659 | ||
2660 | /* | |
2661 | * Return the value... | |
2662 | */ | |
2663 | ||
2664 | if (minor) | |
2665 | *minor = ipp->request.any.version[1]; | |
2666 | ||
2667 | return (ipp->request.any.version[0]); | |
2668 | } | |
2669 | ||
2670 | ||
2671 | /* | |
2672 | * 'ippLength()' - Compute the length of an IPP message. | |
2673 | */ | |
2674 | ||
2675 | size_t /* O - Size of IPP message */ | |
2676 | ippLength(ipp_t *ipp) /* I - IPP message */ | |
2677 | { | |
2678 | return (ipp_length(ipp, 0)); | |
2679 | } | |
2680 | ||
2681 | ||
2682 | /* | |
2683 | * 'ippNextAttribute()' - Return the next attribute in the message. | |
2684 | * | |
2685 | * @since CUPS 1.6/OS X 10.8@ | |
2686 | */ | |
2687 | ||
2688 | ipp_attribute_t * /* O - Next attribute or @code NULL@ if none */ | |
2689 | ippNextAttribute(ipp_t *ipp) /* I - IPP message */ | |
2690 | { | |
2691 | /* | |
2692 | * Range check input... | |
2693 | */ | |
2694 | ||
2695 | if (!ipp || !ipp->current) | |
2696 | return (NULL); | |
2697 | ||
2698 | /* | |
2699 | * Return the next attribute... | |
2700 | */ | |
2701 | ||
2702 | return (ipp->current = ipp->current->next); | |
2703 | } | |
2704 | ||
2705 | ||
2706 | /* | |
2707 | * 'ippNew()' - Allocate a new IPP message. | |
2708 | */ | |
2709 | ||
2710 | ipp_t * /* O - New IPP message */ | |
2711 | ippNew(void) | |
2712 | { | |
2713 | ipp_t *temp; /* New IPP message */ | |
2714 | _cups_globals_t *cg = _cupsGlobals(); | |
2715 | /* Global data */ | |
2716 | ||
2717 | ||
2718 | DEBUG_puts("ippNew()"); | |
2719 | ||
2720 | if ((temp = (ipp_t *)calloc(1, sizeof(ipp_t))) != NULL) | |
2721 | { | |
2722 | /* | |
2723 | * Set default version - usually 2.0... | |
2724 | */ | |
2725 | ||
2726 | if (cg->server_version == 0) | |
2727 | _cupsSetDefaults(); | |
2728 | ||
2729 | temp->request.any.version[0] = (ipp_uchar_t)(cg->server_version / 10); | |
2730 | temp->request.any.version[1] = (ipp_uchar_t)(cg->server_version % 10); | |
2731 | temp->use = 1; | |
2732 | } | |
2733 | ||
2734 | DEBUG_printf(("1ippNew: Returning %p", temp)); | |
2735 | ||
2736 | return (temp); | |
2737 | } | |
2738 | ||
2739 | ||
2740 | /* | |
2741 | * 'ippNewRequest()' - Allocate a new IPP request message. | |
2742 | * | |
2743 | * The new request message is initialized with the attributes-charset and | |
2744 | * attributes-natural-language attributes added. The | |
2745 | * attributes-natural-language value is derived from the current locale. | |
2746 | * | |
2747 | * @since CUPS 1.2/OS X 10.5@ | |
2748 | */ | |
2749 | ||
2750 | ipp_t * /* O - IPP request message */ | |
2751 | ippNewRequest(ipp_op_t op) /* I - Operation code */ | |
2752 | { | |
2753 | ipp_t *request; /* IPP request message */ | |
2754 | cups_lang_t *language; /* Current language localization */ | |
2755 | static int request_id = 0; /* Current request ID */ | |
2756 | static _cups_mutex_t request_mutex = _CUPS_MUTEX_INITIALIZER; | |
2757 | /* Mutex for request ID */ | |
2758 | ||
2759 | ||
2760 | DEBUG_printf(("ippNewRequest(op=%02x(%s))", op, ippOpString(op))); | |
2761 | ||
2762 | /* | |
2763 | * Create a new IPP message... | |
2764 | */ | |
2765 | ||
2766 | if ((request = ippNew()) == NULL) | |
2767 | return (NULL); | |
2768 | ||
2769 | /* | |
2770 | * Set the operation and request ID... | |
2771 | */ | |
2772 | ||
2773 | _cupsMutexLock(&request_mutex); | |
2774 | ||
2775 | request->request.op.operation_id = op; | |
2776 | request->request.op.request_id = ++request_id; | |
2777 | ||
2778 | _cupsMutexUnlock(&request_mutex); | |
2779 | ||
2780 | /* | |
2781 | * Use UTF-8 as the character set... | |
2782 | */ | |
2783 | ||
2784 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET, | |
2785 | "attributes-charset", NULL, "utf-8"); | |
2786 | ||
2787 | /* | |
2788 | * Get the language from the current locale... | |
2789 | */ | |
2790 | ||
2791 | language = cupsLangDefault(); | |
2792 | ||
2793 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE, | |
2794 | "attributes-natural-language", NULL, language->language); | |
2795 | ||
2796 | /* | |
2797 | * Return the new request... | |
2798 | */ | |
2799 | ||
2800 | return (request); | |
2801 | } | |
2802 | ||
2803 | ||
2804 | /* | |
2805 | * 'ippNewResponse()' - Allocate a new IPP response message. | |
2806 | * | |
2807 | * The new response message is initialized with the same version-number, | |
2808 | * request-id, attributes-charset, and attributes-natural-language as the | |
2809 | * provided request message. If the attributes-charset or | |
2810 | * attributes-natural-language attributes are missing from the request, | |
2811 | * "utf-8" and a value derived from the current locale are substituted, | |
2812 | * respectively. | |
2813 | * | |
2814 | * @since CUPS 1.7/OS X 10.9@ | |
2815 | */ | |
2816 | ||
2817 | ipp_t * /* O - IPP response message */ | |
2818 | ippNewResponse(ipp_t *request) /* I - IPP request message */ | |
2819 | { | |
2820 | ipp_t *response; /* IPP response message */ | |
2821 | ipp_attribute_t *attr; /* Current attribute */ | |
2822 | ||
2823 | ||
2824 | /* | |
2825 | * Range check input... | |
2826 | */ | |
2827 | ||
2828 | if (!request) | |
2829 | return (NULL); | |
2830 | ||
2831 | /* | |
2832 | * Create a new IPP message... | |
2833 | */ | |
2834 | ||
2835 | if ((response = ippNew()) == NULL) | |
2836 | return (NULL); | |
2837 | ||
2838 | /* | |
2839 | * Copy the request values over to the response... | |
2840 | */ | |
2841 | ||
2842 | response->request.status.version[0] = request->request.op.version[0]; | |
2843 | response->request.status.version[1] = request->request.op.version[1]; | |
2844 | response->request.status.request_id = request->request.op.request_id; | |
2845 | ||
2846 | /* | |
2847 | * The first attribute MUST be attributes-charset... | |
2848 | */ | |
2849 | ||
2850 | attr = request->attrs; | |
2851 | ||
2852 | if (attr && attr->name && !strcmp(attr->name, "attributes-charset") && | |
2853 | attr->group_tag == IPP_TAG_OPERATION && | |
2854 | attr->value_tag == IPP_TAG_CHARSET && | |
2855 | attr->num_values == 1) | |
2856 | { | |
2857 | /* | |
2858 | * Copy charset from request... | |
2859 | */ | |
2860 | ||
2861 | ippAddString(response, IPP_TAG_OPERATION, IPP_TAG_CHARSET, | |
2862 | "attributes-charset", NULL, attr->values[0].string.text); | |
2863 | } | |
2864 | else | |
2865 | { | |
2866 | /* | |
2867 | * Use "utf-8" as the default... | |
2868 | */ | |
2869 | ||
2870 | ippAddString(response, IPP_TAG_OPERATION, IPP_TAG_CHARSET, | |
2871 | "attributes-charset", NULL, "utf-8"); | |
2872 | } | |
2873 | ||
2874 | /* | |
2875 | * Then attributes-natural-language... | |
2876 | */ | |
2877 | ||
2878 | if (attr) | |
2879 | attr = attr->next; | |
2880 | ||
2881 | if (attr && attr->name && | |
2882 | !strcmp(attr->name, "attributes-natural-language") && | |
2883 | attr->group_tag == IPP_TAG_OPERATION && | |
2884 | attr->value_tag == IPP_TAG_LANGUAGE && | |
2885 | attr->num_values == 1) | |
2886 | { | |
2887 | /* | |
2888 | * Copy language from request... | |
2889 | */ | |
2890 | ||
2891 | ippAddString(response, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE, | |
2892 | "attributes-natural-language", NULL, | |
2893 | attr->values[0].string.text); | |
2894 | } | |
2895 | else | |
2896 | { | |
2897 | /* | |
2898 | * Use the language from the current locale... | |
2899 | */ | |
2900 | ||
2901 | cups_lang_t *language = cupsLangDefault(); | |
2902 | /* Current locale */ | |
2903 | ||
2904 | ippAddString(response, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE, | |
2905 | "attributes-natural-language", NULL, language->language); | |
2906 | } | |
2907 | ||
2908 | return (response); | |
2909 | } | |
2910 | ||
2911 | ||
2912 | /* | |
2913 | * 'ippRead()' - Read data for an IPP message from a HTTP connection. | |
2914 | */ | |
2915 | ||
2916 | ipp_state_t /* O - Current state */ | |
2917 | ippRead(http_t *http, /* I - HTTP connection */ | |
2918 | ipp_t *ipp) /* I - IPP data */ | |
2919 | { | |
2920 | DEBUG_printf(("ippRead(http=%p, ipp=%p), data_remaining=" CUPS_LLFMT, | |
2921 | http, ipp, CUPS_LLCAST (http ? http->data_remaining : -1))); | |
2922 | ||
2923 | if (!http) | |
2924 | return (IPP_STATE_ERROR); | |
2925 | ||
2926 | DEBUG_printf(("2ippRead: http->state=%d, http->used=%d", http->state, | |
2927 | http->used)); | |
2928 | ||
2929 | return (ippReadIO(http, (ipp_iocb_t)ipp_read_http, http->blocking, NULL, | |
2930 | ipp)); | |
2931 | } | |
2932 | ||
2933 | ||
2934 | /* | |
2935 | * 'ippReadFile()' - Read data for an IPP message from a file. | |
2936 | * | |
2937 | * @since CUPS 1.1.19/OS X 10.3@ | |
2938 | */ | |
2939 | ||
2940 | ipp_state_t /* O - Current state */ | |
2941 | ippReadFile(int fd, /* I - HTTP data */ | |
2942 | ipp_t *ipp) /* I - IPP data */ | |
2943 | { | |
2944 | DEBUG_printf(("ippReadFile(fd=%d, ipp=%p)", fd, ipp)); | |
2945 | ||
2946 | return (ippReadIO(&fd, (ipp_iocb_t)ipp_read_file, 1, NULL, ipp)); | |
2947 | } | |
2948 | ||
2949 | ||
2950 | /* | |
2951 | * 'ippReadIO()' - Read data for an IPP message. | |
2952 | * | |
2953 | * @since CUPS 1.2/OS X 10.5@ | |
2954 | */ | |
2955 | ||
2956 | ipp_state_t /* O - Current state */ | |
2957 | ippReadIO(void *src, /* I - Data source */ | |
2958 | ipp_iocb_t cb, /* I - Read callback function */ | |
2959 | int blocking, /* I - Use blocking IO? */ | |
2960 | ipp_t *parent, /* I - Parent request, if any */ | |
2961 | ipp_t *ipp) /* I - IPP data */ | |
2962 | { | |
2963 | int n; /* Length of data */ | |
2964 | unsigned char *buffer, /* Data buffer */ | |
2965 | string[IPP_MAX_TEXT], | |
2966 | /* Small string buffer */ | |
2967 | *bufptr; /* Pointer into buffer */ | |
2968 | ipp_attribute_t *attr; /* Current attribute */ | |
2969 | ipp_tag_t tag; /* Current tag */ | |
2970 | ipp_tag_t value_tag; /* Current value tag */ | |
2971 | _ipp_value_t *value; /* Current value */ | |
2972 | ||
2973 | ||
2974 | DEBUG_printf(("ippReadIO(src=%p, cb=%p, blocking=%d, parent=%p, ipp=%p)", | |
2975 | src, cb, blocking, parent, ipp)); | |
2976 | DEBUG_printf(("2ippReadIO: ipp->state=%d", ipp ? ipp->state : IPP_STATE_ERROR)); | |
2977 | ||
2978 | if (!src || !ipp) | |
2979 | return (IPP_STATE_ERROR); | |
2980 | ||
2981 | if ((buffer = (unsigned char *)_cupsBufferGet(IPP_BUF_SIZE)) == NULL) | |
2982 | { | |
2983 | DEBUG_puts("1ippReadIO: Unable to get read buffer."); | |
2984 | return (IPP_STATE_ERROR); | |
2985 | } | |
2986 | ||
2987 | switch (ipp->state) | |
2988 | { | |
2989 | case IPP_STATE_IDLE : | |
2990 | ipp->state ++; /* Avoid common problem... */ | |
2991 | ||
2992 | case IPP_STATE_HEADER : | |
2993 | if (parent == NULL) | |
2994 | { | |
2995 | /* | |
2996 | * Get the request header... | |
2997 | */ | |
2998 | ||
2999 | if ((*cb)(src, buffer, 8) < 8) | |
3000 | { | |
3001 | DEBUG_puts("1ippReadIO: Unable to read header."); | |
3002 | _cupsBufferRelease((char *)buffer); | |
3003 | return (IPP_STATE_ERROR); | |
3004 | } | |
3005 | ||
3006 | /* | |
3007 | * Then copy the request header over... | |
3008 | */ | |
3009 | ||
3010 | ipp->request.any.version[0] = buffer[0]; | |
3011 | ipp->request.any.version[1] = buffer[1]; | |
3012 | ipp->request.any.op_status = (buffer[2] << 8) | buffer[3]; | |
3013 | ipp->request.any.request_id = (((((buffer[4] << 8) | buffer[5]) << 8) | | |
3014 | buffer[6]) << 8) | buffer[7]; | |
3015 | ||
3016 | DEBUG_printf(("2ippReadIO: version=%d.%d", buffer[0], buffer[1])); | |
3017 | DEBUG_printf(("2ippReadIO: op_status=%04x", | |
3018 | ipp->request.any.op_status)); | |
3019 | DEBUG_printf(("2ippReadIO: request_id=%d", | |
3020 | ipp->request.any.request_id)); | |
3021 | } | |
3022 | ||
3023 | ipp->state = IPP_STATE_ATTRIBUTE; | |
3024 | ipp->current = NULL; | |
3025 | ipp->curtag = IPP_TAG_ZERO; | |
3026 | ipp->prev = ipp->last; | |
3027 | ||
3028 | /* | |
3029 | * If blocking is disabled, stop here... | |
3030 | */ | |
3031 | ||
3032 | if (!blocking) | |
3033 | break; | |
3034 | ||
3035 | case IPP_STATE_ATTRIBUTE : | |
3036 | for (;;) | |
3037 | { | |
3038 | if ((*cb)(src, buffer, 1) < 1) | |
3039 | { | |
3040 | DEBUG_puts("1ippReadIO: Callback returned EOF/error"); | |
3041 | _cupsBufferRelease((char *)buffer); | |
3042 | return (IPP_STATE_ERROR); | |
3043 | } | |
3044 | ||
3045 | DEBUG_printf(("2ippReadIO: ipp->current=%p, ipp->prev=%p", | |
3046 | ipp->current, ipp->prev)); | |
3047 | ||
3048 | /* | |
3049 | * Read this attribute... | |
3050 | */ | |
3051 | ||
3052 | tag = (ipp_tag_t)buffer[0]; | |
3053 | if (tag == IPP_TAG_EXTENSION) | |
3054 | { | |
3055 | /* | |
3056 | * Read 32-bit "extension" tag... | |
3057 | */ | |
3058 | ||
3059 | if ((*cb)(src, buffer, 4) < 1) | |
3060 | { | |
3061 | DEBUG_puts("1ippReadIO: Callback returned EOF/error"); | |
3062 | _cupsBufferRelease((char *)buffer); | |
3063 | return (IPP_STATE_ERROR); | |
3064 | } | |
3065 | ||
3066 | tag = (ipp_tag_t)((((((buffer[0] << 8) | buffer[1]) << 8) | | |
3067 | buffer[2]) << 8) | buffer[3]); | |
3068 | ||
3069 | if (tag & IPP_TAG_CUPS_CONST) | |
3070 | { | |
3071 | /* | |
3072 | * Fail if the high bit is set in the tag... | |
3073 | */ | |
3074 | ||
3075 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("IPP extension tag larger than 0x7FFFFFFF."), 1); | |
3076 | DEBUG_printf(("1ippReadIO: bad tag 0x%x.", tag)); | |
3077 | _cupsBufferRelease((char *)buffer); | |
3078 | return (IPP_STATE_ERROR); | |
3079 | } | |
3080 | } | |
3081 | ||
3082 | if (tag == IPP_TAG_END) | |
3083 | { | |
3084 | /* | |
3085 | * No more attributes left... | |
3086 | */ | |
3087 | ||
3088 | DEBUG_puts("2ippReadIO: IPP_TAG_END."); | |
3089 | ||
3090 | ipp->state = IPP_STATE_DATA; | |
3091 | break; | |
3092 | } | |
3093 | else if (tag < IPP_TAG_UNSUPPORTED_VALUE) | |
3094 | { | |
3095 | /* | |
3096 | * Group tag... Set the current group and continue... | |
3097 | */ | |
3098 | ||
3099 | if (ipp->curtag == tag) | |
3100 | ipp->prev = ippAddSeparator(ipp); | |
3101 | else if (ipp->current) | |
3102 | ipp->prev = ipp->current; | |
3103 | ||
3104 | ipp->curtag = tag; | |
3105 | ipp->current = NULL; | |
3106 | DEBUG_printf(("2ippReadIO: group tag=%x(%s), ipp->prev=%p", tag, | |
3107 | ippTagString(tag), ipp->prev)); | |
3108 | continue; | |
3109 | } | |
3110 | ||
3111 | DEBUG_printf(("2ippReadIO: value tag=%x(%s)", tag, | |
3112 | ippTagString(tag))); | |
3113 | ||
3114 | /* | |
3115 | * Get the name... | |
3116 | */ | |
3117 | ||
3118 | if ((*cb)(src, buffer, 2) < 2) | |
3119 | { | |
3120 | DEBUG_puts("1ippReadIO: unable to read name length."); | |
3121 | _cupsBufferRelease((char *)buffer); | |
3122 | return (IPP_STATE_ERROR); | |
3123 | } | |
3124 | ||
3125 | n = (buffer[0] << 8) | buffer[1]; | |
3126 | ||
3127 | if (n >= IPP_BUF_SIZE) | |
3128 | { | |
3129 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("IPP name larger than 32767 bytes."), 1); | |
3130 | DEBUG_printf(("1ippReadIO: bad name length %d.", n)); | |
3131 | _cupsBufferRelease((char *)buffer); | |
3132 | return (IPP_STATE_ERROR); | |
3133 | } | |
3134 | ||
3135 | DEBUG_printf(("2ippReadIO: name length=%d", n)); | |
3136 | ||
3137 | if (n == 0 && tag != IPP_TAG_MEMBERNAME && | |
3138 | tag != IPP_TAG_END_COLLECTION) | |
3139 | { | |
3140 | /* | |
3141 | * More values for current attribute... | |
3142 | */ | |
3143 | ||
3144 | if (ipp->current == NULL) | |
3145 | { | |
3146 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("IPP attribute has no name."), 1); | |
3147 | DEBUG_puts("1ippReadIO: Attribute without name and no current."); | |
3148 | _cupsBufferRelease((char *)buffer); | |
3149 | return (IPP_STATE_ERROR); | |
3150 | } | |
3151 | ||
3152 | attr = ipp->current; | |
3153 | value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_CUPS_MASK); | |
3154 | ||
3155 | /* | |
3156 | * Make sure we aren't adding a new value of a different | |
3157 | * type... | |
3158 | */ | |
3159 | ||
3160 | if (value_tag == IPP_TAG_ZERO) | |
3161 | { | |
3162 | /* | |
3163 | * Setting the value of a collection member... | |
3164 | */ | |
3165 | ||
3166 | attr->value_tag = tag; | |
3167 | } | |
3168 | else if (value_tag == IPP_TAG_TEXTLANG || | |
3169 | value_tag == IPP_TAG_NAMELANG || | |
3170 | (value_tag >= IPP_TAG_TEXT && | |
3171 | value_tag <= IPP_TAG_MIMETYPE)) | |
3172 | { | |
3173 | /* | |
3174 | * String values can sometimes come across in different | |
3175 | * forms; accept sets of differing values... | |
3176 | */ | |
3177 | ||
3178 | if (tag != IPP_TAG_TEXTLANG && tag != IPP_TAG_NAMELANG && | |
3179 | (tag < IPP_TAG_TEXT || tag > IPP_TAG_MIMETYPE) && | |
3180 | tag != IPP_TAG_NOVALUE) | |
3181 | { | |
3182 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3183 | _("IPP 1setOf attribute with incompatible value " | |
3184 | "tags."), 1); | |
3185 | DEBUG_printf(("1ippReadIO: 1setOf value tag %x(%s) != %x(%s)", | |
3186 | value_tag, ippTagString(value_tag), tag, | |
3187 | ippTagString(tag))); | |
3188 | _cupsBufferRelease((char *)buffer); | |
3189 | return (IPP_STATE_ERROR); | |
3190 | } | |
3191 | ||
3192 | if (value_tag != tag) | |
3193 | { | |
3194 | DEBUG_printf(("1ippReadIO: Converting %s attribute from %s to %s.", | |
3195 | attr->name, ippTagString(value_tag), ippTagString(tag))); | |
3196 | ippSetValueTag(ipp, &attr, tag); | |
3197 | } | |
3198 | } | |
3199 | else if (value_tag == IPP_TAG_INTEGER || | |
3200 | value_tag == IPP_TAG_RANGE) | |
3201 | { | |
3202 | /* | |
3203 | * Integer and rangeOfInteger values can sometimes be mixed; accept | |
3204 | * sets of differing values... | |
3205 | */ | |
3206 | ||
3207 | if (tag != IPP_TAG_INTEGER && tag != IPP_TAG_RANGE) | |
3208 | { | |
3209 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3210 | _("IPP 1setOf attribute with incompatible value " | |
3211 | "tags."), 1); | |
3212 | DEBUG_printf(("1ippReadIO: 1setOf value tag %x(%s) != %x(%s)", | |
3213 | value_tag, ippTagString(value_tag), tag, | |
3214 | ippTagString(tag))); | |
3215 | _cupsBufferRelease((char *)buffer); | |
3216 | return (IPP_STATE_ERROR); | |
3217 | } | |
3218 | ||
3219 | if (value_tag == IPP_TAG_INTEGER && tag == IPP_TAG_RANGE) | |
3220 | { | |
3221 | /* | |
3222 | * Convert integer values to rangeOfInteger values... | |
3223 | */ | |
3224 | ||
3225 | DEBUG_printf(("1ippReadIO: Converting %s attribute to " | |
3226 | "rangeOfInteger.", attr->name)); | |
3227 | ippSetValueTag(ipp, &attr, IPP_TAG_RANGE); | |
3228 | } | |
3229 | } | |
3230 | else if (value_tag != tag) | |
3231 | { | |
3232 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3233 | _("IPP 1setOf attribute with incompatible value " | |
3234 | "tags."), 1); | |
3235 | DEBUG_printf(("1ippReadIO: value tag %x(%s) != %x(%s)", | |
3236 | value_tag, ippTagString(value_tag), tag, | |
3237 | ippTagString(tag))); | |
3238 | _cupsBufferRelease((char *)buffer); | |
3239 | return (IPP_STATE_ERROR); | |
3240 | } | |
3241 | ||
3242 | /* | |
3243 | * Finally, reallocate the attribute array as needed... | |
3244 | */ | |
3245 | ||
3246 | if ((value = ipp_set_value(ipp, &attr, attr->num_values)) == NULL) | |
3247 | { | |
3248 | _cupsBufferRelease((char *)buffer); | |
3249 | return (IPP_STATE_ERROR); | |
3250 | } | |
3251 | } | |
3252 | else if (tag == IPP_TAG_MEMBERNAME) | |
3253 | { | |
3254 | /* | |
3255 | * Name must be length 0! | |
3256 | */ | |
3257 | ||
3258 | if (n) | |
3259 | { | |
3260 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("IPP member name is not empty."), 1); | |
3261 | DEBUG_puts("1ippReadIO: member name not empty."); | |
3262 | _cupsBufferRelease((char *)buffer); | |
3263 | return (IPP_STATE_ERROR); | |
3264 | } | |
3265 | ||
3266 | if (ipp->current) | |
3267 | ipp->prev = ipp->current; | |
3268 | ||
3269 | attr = ipp->current = ipp_add_attr(ipp, NULL, ipp->curtag, IPP_TAG_ZERO, 1); | |
3270 | if (!attr) | |
3271 | { | |
3272 | _cupsSetHTTPError(HTTP_STATUS_ERROR); | |
3273 | DEBUG_puts("1ippReadIO: unable to allocate attribute."); | |
3274 | _cupsBufferRelease((char *)buffer); | |
3275 | return (IPP_STATE_ERROR); | |
3276 | } | |
3277 | ||
3278 | DEBUG_printf(("2ippReadIO: membername, ipp->current=%p, ipp->prev=%p", | |
3279 | ipp->current, ipp->prev)); | |
3280 | ||
3281 | value = attr->values; | |
3282 | } | |
3283 | else if (tag != IPP_TAG_END_COLLECTION) | |
3284 | { | |
3285 | /* | |
3286 | * New attribute; read the name and add it... | |
3287 | */ | |
3288 | ||
3289 | if ((*cb)(src, buffer, (size_t)n) < n) | |
3290 | { | |
3291 | DEBUG_puts("1ippReadIO: unable to read name."); | |
3292 | _cupsBufferRelease((char *)buffer); | |
3293 | return (IPP_STATE_ERROR); | |
3294 | } | |
3295 | ||
3296 | buffer[n] = '\0'; | |
3297 | ||
3298 | if (ipp->current) | |
3299 | ipp->prev = ipp->current; | |
3300 | ||
3301 | if ((attr = ipp->current = ipp_add_attr(ipp, (char *)buffer, ipp->curtag, tag, | |
3302 | 1)) == NULL) | |
3303 | { | |
3304 | _cupsSetHTTPError(HTTP_STATUS_ERROR); | |
3305 | DEBUG_puts("1ippReadIO: unable to allocate attribute."); | |
3306 | _cupsBufferRelease((char *)buffer); | |
3307 | return (IPP_STATE_ERROR); | |
3308 | } | |
3309 | ||
3310 | DEBUG_printf(("2ippReadIO: name=\"%s\", ipp->current=%p, " | |
3311 | "ipp->prev=%p", buffer, ipp->current, ipp->prev)); | |
3312 | ||
3313 | value = attr->values; | |
3314 | } | |
3315 | else | |
3316 | { | |
3317 | attr = NULL; | |
3318 | value = NULL; | |
3319 | } | |
3320 | ||
3321 | if ((*cb)(src, buffer, 2) < 2) | |
3322 | { | |
3323 | DEBUG_puts("1ippReadIO: unable to read value length."); | |
3324 | _cupsBufferRelease((char *)buffer); | |
3325 | return (IPP_STATE_ERROR); | |
3326 | } | |
3327 | ||
3328 | n = (buffer[0] << 8) | buffer[1]; | |
3329 | DEBUG_printf(("2ippReadIO: value length=%d", n)); | |
3330 | ||
3331 | if (n >= IPP_BUF_SIZE) | |
3332 | { | |
3333 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3334 | _("IPP value larger than 32767 bytes."), 1); | |
3335 | DEBUG_printf(("1ippReadIO: bad value length %d.", n)); | |
3336 | _cupsBufferRelease((char *)buffer); | |
3337 | return (IPP_STATE_ERROR); | |
3338 | } | |
3339 | ||
3340 | switch (tag) | |
3341 | { | |
3342 | case IPP_TAG_INTEGER : | |
3343 | case IPP_TAG_ENUM : | |
3344 | if (n != 4) | |
3345 | { | |
3346 | if (tag == IPP_TAG_INTEGER) | |
3347 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3348 | _("IPP integer value not 4 bytes."), 1); | |
3349 | else | |
3350 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3351 | _("IPP enum value not 4 bytes."), 1); | |
3352 | DEBUG_printf(("1ippReadIO: bad integer value length %d.", n)); | |
3353 | _cupsBufferRelease((char *)buffer); | |
3354 | return (IPP_STATE_ERROR); | |
3355 | } | |
3356 | ||
3357 | if ((*cb)(src, buffer, 4) < 4) | |
3358 | { | |
3359 | DEBUG_puts("1ippReadIO: Unable to read integer value."); | |
3360 | _cupsBufferRelease((char *)buffer); | |
3361 | return (IPP_STATE_ERROR); | |
3362 | } | |
3363 | ||
3364 | n = (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
3365 | buffer[3]; | |
3366 | ||
3367 | if (attr->value_tag == IPP_TAG_RANGE) | |
3368 | value->range.lower = value->range.upper = n; | |
3369 | else | |
3370 | value->integer = n; | |
3371 | break; | |
3372 | ||
3373 | case IPP_TAG_BOOLEAN : | |
3374 | if (n != 1) | |
3375 | { | |
3376 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("IPP boolean value not 1 byte."), | |
3377 | 1); | |
3378 | DEBUG_printf(("1ippReadIO: bad boolean value length %d.", n)); | |
3379 | _cupsBufferRelease((char *)buffer); | |
3380 | return (IPP_STATE_ERROR); | |
3381 | } | |
3382 | ||
3383 | if ((*cb)(src, buffer, 1) < 1) | |
3384 | { | |
3385 | DEBUG_puts("1ippReadIO: Unable to read boolean value."); | |
3386 | _cupsBufferRelease((char *)buffer); | |
3387 | return (IPP_STATE_ERROR); | |
3388 | } | |
3389 | ||
3390 | value->boolean = (char)buffer[0]; | |
3391 | break; | |
3392 | ||
3393 | case IPP_TAG_NOVALUE : | |
3394 | case IPP_TAG_NOTSETTABLE : | |
3395 | case IPP_TAG_DELETEATTR : | |
3396 | case IPP_TAG_ADMINDEFINE : | |
3397 | /* | |
3398 | * These value types are not supposed to have values, however | |
3399 | * some vendors (Brother) do not implement IPP correctly and so | |
3400 | * we need to map non-empty values to text... | |
3401 | */ | |
3402 | ||
3403 | if (attr->value_tag == tag) | |
3404 | { | |
3405 | if (n == 0) | |
3406 | break; | |
3407 | ||
3408 | attr->value_tag = IPP_TAG_TEXT; | |
3409 | } | |
3410 | ||
3411 | case IPP_TAG_TEXT : | |
3412 | case IPP_TAG_NAME : | |
3413 | case IPP_TAG_KEYWORD : | |
3414 | case IPP_TAG_URI : | |
3415 | case IPP_TAG_URISCHEME : | |
3416 | case IPP_TAG_CHARSET : | |
3417 | case IPP_TAG_LANGUAGE : | |
3418 | case IPP_TAG_MIMETYPE : | |
3419 | if (n > 0) | |
3420 | { | |
3421 | if ((*cb)(src, buffer, (size_t)n) < n) | |
3422 | { | |
3423 | DEBUG_puts("1ippReadIO: unable to read string value."); | |
3424 | _cupsBufferRelease((char *)buffer); | |
3425 | return (IPP_STATE_ERROR); | |
3426 | } | |
3427 | } | |
3428 | ||
3429 | buffer[n] = '\0'; | |
3430 | value->string.text = _cupsStrAlloc((char *)buffer); | |
3431 | DEBUG_printf(("2ippReadIO: value=\"%s\"", value->string.text)); | |
3432 | break; | |
3433 | ||
3434 | case IPP_TAG_DATE : | |
3435 | if (n != 11) | |
3436 | { | |
3437 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("IPP date value not 11 bytes."), 1); | |
3438 | DEBUG_printf(("1ippReadIO: bad date value length %d.", n)); | |
3439 | _cupsBufferRelease((char *)buffer); | |
3440 | return (IPP_STATE_ERROR); | |
3441 | } | |
3442 | ||
3443 | if ((*cb)(src, value->date, 11) < 11) | |
3444 | { | |
3445 | DEBUG_puts("1ippReadIO: Unable to read date value."); | |
3446 | _cupsBufferRelease((char *)buffer); | |
3447 | return (IPP_STATE_ERROR); | |
3448 | } | |
3449 | break; | |
3450 | ||
3451 | case IPP_TAG_RESOLUTION : | |
3452 | if (n != 9) | |
3453 | { | |
3454 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3455 | _("IPP resolution value not 9 bytes."), 1); | |
3456 | DEBUG_printf(("1ippReadIO: bad resolution value length %d.", n)); | |
3457 | _cupsBufferRelease((char *)buffer); | |
3458 | return (IPP_STATE_ERROR); | |
3459 | } | |
3460 | ||
3461 | if ((*cb)(src, buffer, 9) < 9) | |
3462 | { | |
3463 | DEBUG_puts("1ippReadIO: Unable to read resolution value."); | |
3464 | _cupsBufferRelease((char *)buffer); | |
3465 | return (IPP_STATE_ERROR); | |
3466 | } | |
3467 | ||
3468 | value->resolution.xres = | |
3469 | (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
3470 | buffer[3]; | |
3471 | value->resolution.yres = | |
3472 | (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) | | |
3473 | buffer[7]; | |
3474 | value->resolution.units = | |
3475 | (ipp_res_t)buffer[8]; | |
3476 | break; | |
3477 | ||
3478 | case IPP_TAG_RANGE : | |
3479 | if (n != 8) | |
3480 | { | |
3481 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3482 | _("IPP rangeOfInteger value not 8 bytes."), 1); | |
3483 | DEBUG_printf(("1ippReadIO: bad rangeOfInteger value length " | |
3484 | "%d.", n)); | |
3485 | _cupsBufferRelease((char *)buffer); | |
3486 | return (IPP_STATE_ERROR); | |
3487 | } | |
3488 | ||
3489 | if ((*cb)(src, buffer, 8) < 8) | |
3490 | { | |
3491 | DEBUG_puts("1ippReadIO: Unable to read range value."); | |
3492 | _cupsBufferRelease((char *)buffer); | |
3493 | return (IPP_STATE_ERROR); | |
3494 | } | |
3495 | ||
3496 | value->range.lower = | |
3497 | (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
3498 | buffer[3]; | |
3499 | value->range.upper = | |
3500 | (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) | | |
3501 | buffer[7]; | |
3502 | break; | |
3503 | ||
3504 | case IPP_TAG_TEXTLANG : | |
3505 | case IPP_TAG_NAMELANG : | |
3506 | if (n < 4) | |
3507 | { | |
3508 | if (tag == IPP_TAG_TEXTLANG) | |
3509 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3510 | _("IPP textWithLanguage value less than " | |
3511 | "minimum 4 bytes."), 1); | |
3512 | else | |
3513 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3514 | _("IPP nameWithLanguage value less than " | |
3515 | "minimum 4 bytes."), 1); | |
3516 | DEBUG_printf(("1ippReadIO: bad stringWithLanguage value " | |
3517 | "length %d.", n)); | |
3518 | _cupsBufferRelease((char *)buffer); | |
3519 | return (IPP_STATE_ERROR); | |
3520 | } | |
3521 | ||
3522 | if ((*cb)(src, buffer, (size_t)n) < n) | |
3523 | { | |
3524 | DEBUG_puts("1ippReadIO: Unable to read string w/language " | |
3525 | "value."); | |
3526 | _cupsBufferRelease((char *)buffer); | |
3527 | return (IPP_STATE_ERROR); | |
3528 | } | |
3529 | ||
3530 | bufptr = buffer; | |
3531 | ||
3532 | /* | |
3533 | * text-with-language and name-with-language are composite | |
3534 | * values: | |
3535 | * | |
3536 | * language-length | |
3537 | * language | |
3538 | * text-length | |
3539 | * text | |
3540 | */ | |
3541 | ||
3542 | n = (bufptr[0] << 8) | bufptr[1]; | |
3543 | ||
3544 | if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE) || n >= (int)sizeof(string)) | |
3545 | { | |
3546 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3547 | _("IPP language length overflows value."), 1); | |
3548 | DEBUG_printf(("1ippReadIO: bad language value length %d.", | |
3549 | n)); | |
3550 | _cupsBufferRelease((char *)buffer); | |
3551 | return (IPP_STATE_ERROR); | |
3552 | } | |
3553 | else if (n >= IPP_MAX_LANGUAGE) | |
3554 | { | |
3555 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3556 | _("IPP language length too large."), 1); | |
3557 | DEBUG_printf(("1ippReadIO: bad language value length %d.", | |
3558 | n)); | |
3559 | _cupsBufferRelease((char *)buffer); | |
3560 | return (IPP_STATE_ERROR); | |
3561 | } | |
3562 | ||
3563 | memcpy(string, bufptr + 2, (size_t)n); | |
3564 | string[n] = '\0'; | |
3565 | ||
3566 | value->string.language = _cupsStrAlloc((char *)string); | |
3567 | ||
3568 | bufptr += 2 + n; | |
3569 | n = (bufptr[0] << 8) | bufptr[1]; | |
3570 | ||
3571 | if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE)) | |
3572 | { | |
3573 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3574 | _("IPP string length overflows value."), 1); | |
3575 | DEBUG_printf(("1ippReadIO: bad string value length %d.", n)); | |
3576 | _cupsBufferRelease((char *)buffer); | |
3577 | return (IPP_STATE_ERROR); | |
3578 | } | |
3579 | ||
3580 | bufptr[2 + n] = '\0'; | |
3581 | value->string.text = _cupsStrAlloc((char *)bufptr + 2); | |
3582 | break; | |
3583 | ||
3584 | case IPP_TAG_BEGIN_COLLECTION : | |
3585 | /* | |
3586 | * Oh, boy, here comes a collection value, so read it... | |
3587 | */ | |
3588 | ||
3589 | value->collection = ippNew(); | |
3590 | ||
3591 | if (n > 0) | |
3592 | { | |
3593 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3594 | _("IPP begCollection value not 0 bytes."), 1); | |
3595 | DEBUG_puts("1ippReadIO: begCollection tag with value length " | |
3596 | "> 0."); | |
3597 | _cupsBufferRelease((char *)buffer); | |
3598 | return (IPP_STATE_ERROR); | |
3599 | } | |
3600 | ||
3601 | if (ippReadIO(src, cb, 1, ipp, value->collection) == IPP_STATE_ERROR) | |
3602 | { | |
3603 | DEBUG_puts("1ippReadIO: Unable to read collection value."); | |
3604 | _cupsBufferRelease((char *)buffer); | |
3605 | return (IPP_STATE_ERROR); | |
3606 | } | |
3607 | break; | |
3608 | ||
3609 | case IPP_TAG_END_COLLECTION : | |
3610 | _cupsBufferRelease((char *)buffer); | |
3611 | ||
3612 | if (n > 0) | |
3613 | { | |
3614 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3615 | _("IPP endCollection value not 0 bytes."), 1); | |
3616 | DEBUG_puts("1ippReadIO: endCollection tag with value length " | |
3617 | "> 0."); | |
3618 | return (IPP_STATE_ERROR); | |
3619 | } | |
3620 | ||
3621 | DEBUG_puts("1ippReadIO: endCollection tag..."); | |
3622 | return (ipp->state = IPP_STATE_DATA); | |
3623 | ||
3624 | case IPP_TAG_MEMBERNAME : | |
3625 | /* | |
3626 | * The value the name of the member in the collection, which | |
3627 | * we need to carry over... | |
3628 | */ | |
3629 | ||
3630 | if (!attr) | |
3631 | { | |
3632 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3633 | _("IPP memberName with no attribute."), 1); | |
3634 | DEBUG_puts("1ippReadIO: Member name without attribute."); | |
3635 | _cupsBufferRelease((char *)buffer); | |
3636 | return (IPP_STATE_ERROR); | |
3637 | } | |
3638 | else if (n == 0) | |
3639 | { | |
3640 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3641 | _("IPP memberName value is empty."), 1); | |
3642 | DEBUG_puts("1ippReadIO: Empty member name value."); | |
3643 | _cupsBufferRelease((char *)buffer); | |
3644 | return (IPP_STATE_ERROR); | |
3645 | } | |
3646 | else if ((*cb)(src, buffer, (size_t)n) < n) | |
3647 | { | |
3648 | DEBUG_puts("1ippReadIO: Unable to read member name value."); | |
3649 | _cupsBufferRelease((char *)buffer); | |
3650 | return (IPP_STATE_ERROR); | |
3651 | } | |
3652 | ||
3653 | buffer[n] = '\0'; | |
3654 | attr->name = _cupsStrAlloc((char *)buffer); | |
3655 | ||
3656 | /* | |
3657 | * Since collection members are encoded differently than | |
3658 | * regular attributes, make sure we don't start with an | |
3659 | * empty value... | |
3660 | */ | |
3661 | ||
3662 | attr->num_values --; | |
3663 | ||
3664 | DEBUG_printf(("2ippReadIO: member name=\"%s\"", attr->name)); | |
3665 | break; | |
3666 | ||
3667 | default : /* Other unsupported values */ | |
3668 | if (tag == IPP_TAG_STRING && n > IPP_MAX_LENGTH) | |
3669 | { | |
3670 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
3671 | _("IPP octetString length too large."), 1); | |
3672 | DEBUG_printf(("1ippReadIO: bad octetString value length %d.", | |
3673 | n)); | |
3674 | _cupsBufferRelease((char *)buffer); | |
3675 | return (IPP_STATE_ERROR); | |
3676 | } | |
3677 | ||
3678 | value->unknown.length = n; | |
3679 | ||
3680 | if (n > 0) | |
3681 | { | |
3682 | if ((value->unknown.data = malloc((size_t)n)) == NULL) | |
3683 | { | |
3684 | _cupsSetHTTPError(HTTP_STATUS_ERROR); | |
3685 | DEBUG_puts("1ippReadIO: Unable to allocate value"); | |
3686 | _cupsBufferRelease((char *)buffer); | |
3687 | return (IPP_STATE_ERROR); | |
3688 | } | |
3689 | ||
3690 | if ((*cb)(src, value->unknown.data, (size_t)n) < n) | |
3691 | { | |
3692 | DEBUG_puts("1ippReadIO: Unable to read unsupported value."); | |
3693 | _cupsBufferRelease((char *)buffer); | |
3694 | return (IPP_STATE_ERROR); | |
3695 | } | |
3696 | } | |
3697 | else | |
3698 | value->unknown.data = NULL; | |
3699 | break; | |
3700 | } | |
3701 | ||
3702 | /* | |
3703 | * If blocking is disabled, stop here... | |
3704 | */ | |
3705 | ||
3706 | if (!blocking) | |
3707 | break; | |
3708 | } | |
3709 | break; | |
3710 | ||
3711 | case IPP_STATE_DATA : | |
3712 | break; | |
3713 | ||
3714 | default : | |
3715 | break; /* anti-compiler-warning-code */ | |
3716 | } | |
3717 | ||
3718 | DEBUG_printf(("1ippReadIO: returning ipp->state=%d.", ipp->state)); | |
3719 | _cupsBufferRelease((char *)buffer); | |
3720 | ||
3721 | return (ipp->state); | |
3722 | } | |
3723 | ||
3724 | ||
3725 | /* | |
3726 | * 'ippSetBoolean()' - Set a boolean value in an attribute. | |
3727 | * | |
3728 | * The @code ipp@ parameter refers to an IPP message previously created using | |
3729 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
3730 | * | |
3731 | * The @code attr@ parameter may be modified as a result of setting the value. | |
3732 | * | |
3733 | * The @code element@ parameter specifies which value to set from 0 to | |
3734 | * @link ippGetCount(attr)@. | |
3735 | * | |
3736 | * @since CUPS 1.6/OS X 10.8@ | |
3737 | */ | |
3738 | ||
3739 | int /* O - 1 on success, 0 on failure */ | |
3740 | ippSetBoolean(ipp_t *ipp, /* I - IPP message */ | |
3741 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
3742 | int element, /* I - Value number (0-based) */ | |
3743 | int boolvalue)/* I - Boolean value */ | |
3744 | { | |
3745 | _ipp_value_t *value; /* Current value */ | |
3746 | ||
3747 | ||
3748 | /* | |
3749 | * Range check input... | |
3750 | */ | |
3751 | ||
3752 | if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_BOOLEAN || | |
3753 | element < 0 || element > (*attr)->num_values) | |
3754 | return (0); | |
3755 | ||
3756 | /* | |
3757 | * Set the value and return... | |
3758 | */ | |
3759 | ||
3760 | if ((value = ipp_set_value(ipp, attr, element)) != NULL) | |
3761 | value->boolean = (char)boolvalue; | |
3762 | ||
3763 | return (value != NULL); | |
3764 | } | |
3765 | ||
3766 | ||
3767 | /* | |
3768 | * 'ippSetCollection()' - Set a collection value in an attribute. | |
3769 | * | |
3770 | * The @code ipp@ parameter refers to an IPP message previously created using | |
3771 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
3772 | * | |
3773 | * The @code attr@ parameter may be modified as a result of setting the value. | |
3774 | * | |
3775 | * The @code element@ parameter specifies which value to set from 0 to | |
3776 | * @link ippGetCount(attr)@. | |
3777 | * | |
3778 | * @since CUPS 1.6/OS X 10.8@ | |
3779 | */ | |
3780 | ||
3781 | int /* O - 1 on success, 0 on failure */ | |
3782 | ippSetCollection( | |
3783 | ipp_t *ipp, /* I - IPP message */ | |
3784 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
3785 | int element, /* I - Value number (0-based) */ | |
3786 | ipp_t *colvalue) /* I - Collection value */ | |
3787 | { | |
3788 | _ipp_value_t *value; /* Current value */ | |
3789 | ||
3790 | ||
3791 | /* | |
3792 | * Range check input... | |
3793 | */ | |
3794 | ||
3795 | if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_BEGIN_COLLECTION || | |
3796 | element < 0 || element > (*attr)->num_values || !colvalue) | |
3797 | return (0); | |
3798 | ||
3799 | /* | |
3800 | * Set the value and return... | |
3801 | */ | |
3802 | ||
3803 | if ((value = ipp_set_value(ipp, attr, element)) != NULL) | |
3804 | { | |
3805 | if (value->collection) | |
3806 | ippDelete(value->collection); | |
3807 | ||
3808 | value->collection = colvalue; | |
3809 | colvalue->use ++; | |
3810 | } | |
3811 | ||
3812 | return (value != NULL); | |
3813 | } | |
3814 | ||
3815 | ||
3816 | /* | |
3817 | * 'ippSetDate()' - Set a date value in an attribute. | |
3818 | * | |
3819 | * The @code ipp@ parameter refers to an IPP message previously created using | |
3820 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
3821 | * | |
3822 | * The @code attr@ parameter may be modified as a result of setting the value. | |
3823 | * | |
3824 | * The @code element@ parameter specifies which value to set from 0 to | |
3825 | * @link ippGetCount(attr)@. | |
3826 | * | |
3827 | * @since CUPS 1.6/OS X 10.8@ | |
3828 | */ | |
3829 | ||
3830 | int /* O - 1 on success, 0 on failure */ | |
3831 | ippSetDate(ipp_t *ipp, /* I - IPP message */ | |
3832 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
3833 | int element, /* I - Value number (0-based) */ | |
3834 | const ipp_uchar_t *datevalue)/* I - Date value */ | |
3835 | { | |
3836 | _ipp_value_t *value; /* Current value */ | |
3837 | ||
3838 | ||
3839 | /* | |
3840 | * Range check input... | |
3841 | */ | |
3842 | ||
3843 | if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_DATE || | |
3844 | element < 0 || element > (*attr)->num_values || !datevalue) | |
3845 | return (0); | |
3846 | ||
3847 | /* | |
3848 | * Set the value and return... | |
3849 | */ | |
3850 | ||
3851 | if ((value = ipp_set_value(ipp, attr, element)) != NULL) | |
3852 | memcpy(value->date, datevalue, sizeof(value->date)); | |
3853 | ||
3854 | return (value != NULL); | |
3855 | } | |
3856 | ||
3857 | ||
3858 | /* | |
3859 | * 'ippSetGroupTag()' - Set the group tag of an attribute. | |
3860 | * | |
3861 | * The @code ipp@ parameter refers to an IPP message previously created using | |
3862 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
3863 | * | |
3864 | * The @code attr@ parameter may be modified as a result of setting the value. | |
3865 | * | |
3866 | * The @code group@ parameter specifies the IPP attribute group tag: none | |
3867 | * (@code IPP_TAG_ZERO@, for member attributes), document (@code IPP_TAG_DOCUMENT@), | |
3868 | * event notification (@code IPP_TAG_EVENT_NOTIFICATION@), operation | |
3869 | * (@code IPP_TAG_OPERATION@), printer (@code IPP_TAG_PRINTER@), subscription | |
3870 | * (@code IPP_TAG_SUBSCRIPTION@), or unsupported (@code IPP_TAG_UNSUPPORTED_GROUP@). | |
3871 | * | |
3872 | * @since CUPS 1.6/OS X 10.8@ | |
3873 | */ | |
3874 | ||
3875 | int /* O - 1 on success, 0 on failure */ | |
3876 | ippSetGroupTag( | |
3877 | ipp_t *ipp, /* I - IPP message */ | |
3878 | ipp_attribute_t **attr, /* IO - Attribute */ | |
3879 | ipp_tag_t group_tag) /* I - Group tag */ | |
3880 | { | |
3881 | /* | |
3882 | * Range check input - group tag must be 0x01 to 0x0F, per RFC 2911... | |
3883 | */ | |
3884 | ||
3885 | if (!ipp || !attr || !*attr || | |
3886 | group_tag < IPP_TAG_ZERO || group_tag == IPP_TAG_END || | |
3887 | group_tag >= IPP_TAG_UNSUPPORTED_VALUE) | |
3888 | return (0); | |
3889 | ||
3890 | /* | |
3891 | * Set the group tag and return... | |
3892 | */ | |
3893 | ||
3894 | (*attr)->group_tag = group_tag; | |
3895 | ||
3896 | return (1); | |
3897 | } | |
3898 | ||
3899 | ||
3900 | /* | |
3901 | * 'ippSetInteger()' - Set an integer or enum value in an attribute. | |
3902 | * | |
3903 | * The @code ipp@ parameter refers to an IPP message previously created using | |
3904 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
3905 | * | |
3906 | * The @code attr@ parameter may be modified as a result of setting the value. | |
3907 | * | |
3908 | * The @code element@ parameter specifies which value to set from 0 to | |
3909 | * @link ippGetCount(attr)@. | |
3910 | * | |
3911 | * @since CUPS 1.6/OS X 10.8@ | |
3912 | */ | |
3913 | ||
3914 | int /* O - 1 on success, 0 on failure */ | |
3915 | ippSetInteger(ipp_t *ipp, /* I - IPP message */ | |
3916 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
3917 | int element, /* I - Value number (0-based) */ | |
3918 | int intvalue) /* I - Integer/enum value */ | |
3919 | { | |
3920 | _ipp_value_t *value; /* Current value */ | |
3921 | ||
3922 | ||
3923 | /* | |
3924 | * Range check input... | |
3925 | */ | |
3926 | ||
3927 | if (!ipp || !attr || !*attr || | |
3928 | ((*attr)->value_tag != IPP_TAG_INTEGER && (*attr)->value_tag != IPP_TAG_ENUM) || | |
3929 | element < 0 || element > (*attr)->num_values) | |
3930 | return (0); | |
3931 | ||
3932 | /* | |
3933 | * Set the value and return... | |
3934 | */ | |
3935 | ||
3936 | if ((value = ipp_set_value(ipp, attr, element)) != NULL) | |
3937 | value->integer = intvalue; | |
3938 | ||
3939 | return (value != NULL); | |
3940 | } | |
3941 | ||
3942 | ||
3943 | /* | |
3944 | * 'ippSetName()' - Set the name of an attribute. | |
3945 | * | |
3946 | * The @code ipp@ parameter refers to an IPP message previously created using | |
3947 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
3948 | * | |
3949 | * The @code attr@ parameter may be modified as a result of setting the value. | |
3950 | * | |
3951 | * @since CUPS 1.6/OS X 10.8@ | |
3952 | */ | |
3953 | ||
3954 | int /* O - 1 on success, 0 on failure */ | |
3955 | ippSetName(ipp_t *ipp, /* I - IPP message */ | |
3956 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
3957 | const char *name) /* I - Attribute name */ | |
3958 | { | |
3959 | char *temp; /* Temporary name value */ | |
3960 | ||
3961 | ||
3962 | /* | |
3963 | * Range check input... | |
3964 | */ | |
3965 | ||
3966 | if (!ipp || !attr || !*attr) | |
3967 | return (0); | |
3968 | ||
3969 | /* | |
3970 | * Set the value and return... | |
3971 | */ | |
3972 | ||
3973 | if ((temp = _cupsStrAlloc(name)) != NULL) | |
3974 | { | |
3975 | if ((*attr)->name) | |
3976 | _cupsStrFree((*attr)->name); | |
3977 | ||
3978 | (*attr)->name = temp; | |
3979 | } | |
3980 | ||
3981 | return (temp != NULL); | |
3982 | } | |
3983 | ||
3984 | ||
3985 | /* | |
3986 | * 'ippSetOctetString()' - Set an octetString value in an IPP attribute. | |
3987 | * | |
3988 | * The @code ipp@ parameter refers to an IPP message previously created using | |
3989 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
3990 | * | |
3991 | * The @code attr@ parameter may be modified as a result of setting the value. | |
3992 | * | |
3993 | * The @code element@ parameter specifies which value to set from 0 to | |
3994 | * @link ippGetCount(attr)@. | |
3995 | * | |
3996 | * @since CUPS 1.7/OS X 10.9@ | |
3997 | */ | |
3998 | ||
3999 | int /* O - 1 on success, 0 on failure */ | |
4000 | ippSetOctetString( | |
4001 | ipp_t *ipp, /* I - IPP message */ | |
4002 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
4003 | int element, /* I - Value number (0-based) */ | |
4004 | const void *data, /* I - Pointer to octetString data */ | |
4005 | int datalen) /* I - Length of octetString data */ | |
4006 | { | |
4007 | _ipp_value_t *value; /* Current value */ | |
4008 | ||
4009 | ||
4010 | /* | |
4011 | * Range check input... | |
4012 | */ | |
4013 | ||
4014 | if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_STRING || | |
4015 | element < 0 || element > (*attr)->num_values || | |
4016 | datalen < 0 || datalen > IPP_MAX_LENGTH) | |
4017 | return (0); | |
4018 | ||
4019 | /* | |
4020 | * Set the value and return... | |
4021 | */ | |
4022 | ||
4023 | if ((value = ipp_set_value(ipp, attr, element)) != NULL) | |
4024 | { | |
4025 | if ((int)((*attr)->value_tag) & IPP_TAG_CUPS_CONST) | |
4026 | { | |
4027 | /* | |
4028 | * Just copy the pointer... | |
4029 | */ | |
4030 | ||
4031 | value->unknown.data = (void *)data; | |
4032 | value->unknown.length = datalen; | |
4033 | } | |
4034 | else | |
4035 | { | |
4036 | /* | |
4037 | * Copy the data... | |
4038 | */ | |
4039 | ||
4040 | if (value->unknown.data) | |
4041 | { | |
4042 | /* | |
4043 | * Free previous data... | |
4044 | */ | |
4045 | ||
4046 | free(value->unknown.data); | |
4047 | ||
4048 | value->unknown.data = NULL; | |
4049 | value->unknown.length = 0; | |
4050 | } | |
4051 | ||
4052 | if (datalen > 0) | |
4053 | { | |
4054 | void *temp; /* Temporary data pointer */ | |
4055 | ||
4056 | if ((temp = malloc((size_t)datalen)) != NULL) | |
4057 | { | |
4058 | memcpy(temp, data, (size_t)datalen); | |
4059 | ||
4060 | value->unknown.data = temp; | |
4061 | value->unknown.length = datalen; | |
4062 | } | |
4063 | else | |
4064 | return (0); | |
4065 | } | |
4066 | } | |
4067 | } | |
4068 | ||
4069 | return (value != NULL); | |
4070 | } | |
4071 | ||
4072 | ||
4073 | /* | |
4074 | * 'ippSetOperation()' - Set the operation ID in an IPP request message. | |
4075 | * | |
4076 | * The @code ipp@ parameter refers to an IPP message previously created using | |
4077 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
4078 | * | |
4079 | * @since CUPS 1.6/OS X 10.8@ | |
4080 | */ | |
4081 | ||
4082 | int /* O - 1 on success, 0 on failure */ | |
4083 | ippSetOperation(ipp_t *ipp, /* I - IPP request message */ | |
4084 | ipp_op_t op) /* I - Operation ID */ | |
4085 | { | |
4086 | /* | |
4087 | * Range check input... | |
4088 | */ | |
4089 | ||
4090 | if (!ipp) | |
4091 | return (0); | |
4092 | ||
4093 | /* | |
4094 | * Set the operation and return... | |
4095 | */ | |
4096 | ||
4097 | ipp->request.op.operation_id = op; | |
4098 | ||
4099 | return (1); | |
4100 | } | |
4101 | ||
4102 | ||
4103 | /* | |
4104 | * 'ippSetRange()' - Set a rangeOfInteger value in an attribute. | |
4105 | * | |
4106 | * The @code ipp@ parameter refers to an IPP message previously created using | |
4107 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
4108 | * | |
4109 | * The @code attr@ parameter may be modified as a result of setting the value. | |
4110 | * | |
4111 | * The @code element@ parameter specifies which value to set from 0 to | |
4112 | * @link ippGetCount(attr)@. | |
4113 | * | |
4114 | * @since CUPS 1.6/OS X 10.8@ | |
4115 | */ | |
4116 | ||
4117 | int /* O - 1 on success, 0 on failure */ | |
4118 | ippSetRange(ipp_t *ipp, /* I - IPP message */ | |
4119 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
4120 | int element, /* I - Value number (0-based) */ | |
4121 | int lowervalue, /* I - Lower bound for range */ | |
4122 | int uppervalue) /* I - Upper bound for range */ | |
4123 | { | |
4124 | _ipp_value_t *value; /* Current value */ | |
4125 | ||
4126 | ||
4127 | /* | |
4128 | * Range check input... | |
4129 | */ | |
4130 | ||
4131 | if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_RANGE || | |
4132 | element < 0 || element > (*attr)->num_values || lowervalue > uppervalue) | |
4133 | return (0); | |
4134 | ||
4135 | /* | |
4136 | * Set the value and return... | |
4137 | */ | |
4138 | ||
4139 | if ((value = ipp_set_value(ipp, attr, element)) != NULL) | |
4140 | { | |
4141 | value->range.lower = lowervalue; | |
4142 | value->range.upper = uppervalue; | |
4143 | } | |
4144 | ||
4145 | return (value != NULL); | |
4146 | } | |
4147 | ||
4148 | ||
4149 | /* | |
4150 | * 'ippSetRequestId()' - Set the request ID in an IPP message. | |
4151 | * | |
4152 | * The @code ipp@ parameter refers to an IPP message previously created using | |
4153 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
4154 | * | |
4155 | * The @code request_id@ parameter must be greater than 0. | |
4156 | * | |
4157 | * @since CUPS 1.6/OS X 10.8@ | |
4158 | */ | |
4159 | ||
4160 | int /* O - 1 on success, 0 on failure */ | |
4161 | ippSetRequestId(ipp_t *ipp, /* I - IPP message */ | |
4162 | int request_id) /* I - Request ID */ | |
4163 | { | |
4164 | /* | |
4165 | * Range check input; not checking request_id values since ipptool wants to send | |
4166 | * invalid values for conformance testing and a bad request_id does not affect the | |
4167 | * encoding of a message... | |
4168 | */ | |
4169 | ||
4170 | if (!ipp) | |
4171 | return (0); | |
4172 | ||
4173 | /* | |
4174 | * Set the request ID and return... | |
4175 | */ | |
4176 | ||
4177 | ipp->request.any.request_id = request_id; | |
4178 | ||
4179 | return (1); | |
4180 | } | |
4181 | ||
4182 | ||
4183 | /* | |
4184 | * 'ippSetResolution()' - Set a resolution value in an attribute. | |
4185 | * | |
4186 | * The @code ipp@ parameter refers to an IPP message previously created using | |
4187 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
4188 | * | |
4189 | * The @code attr@ parameter may be modified as a result of setting the value. | |
4190 | * | |
4191 | * The @code element@ parameter specifies which value to set from 0 to | |
4192 | * @link ippGetCount(attr)@. | |
4193 | * | |
4194 | * @since CUPS 1.6/OS X 10.8@ | |
4195 | */ | |
4196 | ||
4197 | int /* O - 1 on success, 0 on failure */ | |
4198 | ippSetResolution( | |
4199 | ipp_t *ipp, /* I - IPP message */ | |
4200 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
4201 | int element, /* I - Value number (0-based) */ | |
4202 | ipp_res_t unitsvalue, /* I - Resolution units */ | |
4203 | int xresvalue, /* I - Horizontal/cross feed resolution */ | |
4204 | int yresvalue) /* I - Vertical/feed resolution */ | |
4205 | { | |
4206 | _ipp_value_t *value; /* Current value */ | |
4207 | ||
4208 | ||
4209 | /* | |
4210 | * Range check input... | |
4211 | */ | |
4212 | ||
4213 | if (!ipp || !attr || !*attr || (*attr)->value_tag != IPP_TAG_RESOLUTION || | |
4214 | element < 0 || element > (*attr)->num_values || xresvalue <= 0 || yresvalue <= 0 || | |
4215 | unitsvalue < IPP_RES_PER_INCH || unitsvalue > IPP_RES_PER_CM) | |
4216 | return (0); | |
4217 | ||
4218 | /* | |
4219 | * Set the value and return... | |
4220 | */ | |
4221 | ||
4222 | if ((value = ipp_set_value(ipp, attr, element)) != NULL) | |
4223 | { | |
4224 | value->resolution.units = unitsvalue; | |
4225 | value->resolution.xres = xresvalue; | |
4226 | value->resolution.yres = yresvalue; | |
4227 | } | |
4228 | ||
4229 | return (value != NULL); | |
4230 | } | |
4231 | ||
4232 | ||
4233 | /* | |
4234 | * 'ippSetState()' - Set the current state of the IPP message. | |
4235 | * | |
4236 | * @since CUPS 1.6/OS X 10.8@ | |
4237 | */ | |
4238 | ||
4239 | int /* O - 1 on success, 0 on failure */ | |
4240 | ippSetState(ipp_t *ipp, /* I - IPP message */ | |
4241 | ipp_state_t state) /* I - IPP state value */ | |
4242 | { | |
4243 | /* | |
4244 | * Range check input... | |
4245 | */ | |
4246 | ||
4247 | if (!ipp) | |
4248 | return (0); | |
4249 | ||
4250 | /* | |
4251 | * Set the state and return... | |
4252 | */ | |
4253 | ||
4254 | ipp->state = state; | |
4255 | ipp->current = NULL; | |
4256 | ||
4257 | return (1); | |
4258 | } | |
4259 | ||
4260 | ||
4261 | /* | |
4262 | * 'ippSetStatusCode()' - Set the status code in an IPP response or event message. | |
4263 | * | |
4264 | * The @code ipp@ parameter refers to an IPP message previously created using | |
4265 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
4266 | * | |
4267 | * @since CUPS 1.6/OS X 10.8@ | |
4268 | */ | |
4269 | ||
4270 | int /* O - 1 on success, 0 on failure */ | |
4271 | ippSetStatusCode(ipp_t *ipp, /* I - IPP response or event message */ | |
4272 | ipp_status_t status) /* I - Status code */ | |
4273 | { | |
4274 | /* | |
4275 | * Range check input... | |
4276 | */ | |
4277 | ||
4278 | if (!ipp) | |
4279 | return (0); | |
4280 | ||
4281 | /* | |
4282 | * Set the status code and return... | |
4283 | */ | |
4284 | ||
4285 | ipp->request.status.status_code = status; | |
4286 | ||
4287 | return (1); | |
4288 | } | |
4289 | ||
4290 | ||
4291 | /* | |
4292 | * 'ippSetString()' - Set a string value in an attribute. | |
4293 | * | |
4294 | * The @code ipp@ parameter refers to an IPP message previously created using | |
4295 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
4296 | * | |
4297 | * The @code attr@ parameter may be modified as a result of setting the value. | |
4298 | * | |
4299 | * The @code element@ parameter specifies which value to set from 0 to | |
4300 | * @link ippGetCount(attr)@. | |
4301 | * | |
4302 | * @since CUPS 1.6/OS X 10.8@ | |
4303 | */ | |
4304 | ||
4305 | int /* O - 1 on success, 0 on failure */ | |
4306 | ippSetString(ipp_t *ipp, /* I - IPP message */ | |
4307 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
4308 | int element, /* I - Value number (0-based) */ | |
4309 | const char *strvalue) /* I - String value */ | |
4310 | { | |
4311 | char *temp; /* Temporary string */ | |
4312 | _ipp_value_t *value; /* Current value */ | |
4313 | ||
4314 | ||
4315 | /* | |
4316 | * Range check input... | |
4317 | */ | |
4318 | ||
4319 | if (!ipp || !attr || !*attr || | |
4320 | ((*attr)->value_tag != IPP_TAG_TEXTLANG && | |
4321 | (*attr)->value_tag != IPP_TAG_NAMELANG && | |
4322 | ((*attr)->value_tag < IPP_TAG_TEXT || | |
4323 | (*attr)->value_tag > IPP_TAG_MIMETYPE)) || | |
4324 | element < 0 || element > (*attr)->num_values || !strvalue) | |
4325 | return (0); | |
4326 | ||
4327 | /* | |
4328 | * Set the value and return... | |
4329 | */ | |
4330 | ||
4331 | if ((value = ipp_set_value(ipp, attr, element)) != NULL) | |
4332 | { | |
4333 | if (element > 0) | |
4334 | value->string.language = (*attr)->values[0].string.language; | |
4335 | ||
4336 | if ((int)((*attr)->value_tag) & IPP_TAG_CUPS_CONST) | |
4337 | value->string.text = (char *)strvalue; | |
4338 | else if ((temp = _cupsStrAlloc(strvalue)) != NULL) | |
4339 | { | |
4340 | if (value->string.text) | |
4341 | _cupsStrFree(value->string.text); | |
4342 | ||
4343 | value->string.text = temp; | |
4344 | } | |
4345 | else | |
4346 | return (0); | |
4347 | } | |
4348 | ||
4349 | return (value != NULL); | |
4350 | } | |
4351 | ||
4352 | ||
4353 | /* | |
4354 | * 'ippSetStringf()' - Set a formatted string value of an attribute. | |
4355 | * | |
4356 | * The @code ipp@ parameter refers to an IPP message previously created using | |
4357 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
4358 | * | |
4359 | * The @code attr@ parameter may be modified as a result of setting the value. | |
4360 | * | |
4361 | * The @code element@ parameter specifies which value to set from 0 to | |
4362 | * @link ippGetCount(attr)@. | |
4363 | * | |
4364 | * The @code format@ parameter uses formatting characters compatible with the | |
4365 | * printf family of standard functions. Additional arguments follow it as | |
4366 | * needed. The formatted string is truncated as needed to the maximum length of | |
4367 | * the corresponding value type. | |
4368 | * | |
4369 | * @since CUPS 1.7/OS X 10.9@ | |
4370 | */ | |
4371 | ||
4372 | int /* O - 1 on success, 0 on failure */ | |
4373 | ippSetStringf(ipp_t *ipp, /* I - IPP message */ | |
4374 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
4375 | int element, /* I - Value number (0-based) */ | |
4376 | const char *format, /* I - Printf-style format string */ | |
4377 | ...) /* I - Additional arguments as needed */ | |
4378 | { | |
4379 | int ret; /* Return value */ | |
4380 | va_list ap; /* Pointer to additional arguments */ | |
4381 | ||
4382 | ||
4383 | va_start(ap, format); | |
4384 | ret = ippSetStringfv(ipp, attr, element, format, ap); | |
4385 | va_end(ap); | |
4386 | ||
4387 | return (ret); | |
4388 | } | |
4389 | ||
4390 | ||
4391 | /* | |
4392 | * 'ippSetStringf()' - Set a formatted string value of an attribute. | |
4393 | * | |
4394 | * The @code ipp@ parameter refers to an IPP message previously created using | |
4395 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
4396 | * | |
4397 | * The @code attr@ parameter may be modified as a result of setting the value. | |
4398 | * | |
4399 | * The @code element@ parameter specifies which value to set from 0 to | |
4400 | * @link ippGetCount(attr)@. | |
4401 | * | |
4402 | * The @code format@ parameter uses formatting characters compatible with the | |
4403 | * printf family of standard functions. Additional arguments follow it as | |
4404 | * needed. The formatted string is truncated as needed to the maximum length of | |
4405 | * the corresponding value type. | |
4406 | * | |
4407 | * @since CUPS 1.7/OS X 10.9@ | |
4408 | */ | |
4409 | ||
4410 | int /* O - 1 on success, 0 on failure */ | |
4411 | ippSetStringfv(ipp_t *ipp, /* I - IPP message */ | |
4412 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
4413 | int element, /* I - Value number (0-based) */ | |
4414 | const char *format, /* I - Printf-style format string */ | |
4415 | va_list ap) /* I - Pointer to additional arguments */ | |
4416 | { | |
4417 | ipp_tag_t value_tag; /* Value tag */ | |
4418 | char buffer[IPP_MAX_TEXT + 4]; | |
4419 | /* Formatted text string */ | |
4420 | ssize_t bytes, /* Length of formatted value */ | |
4421 | max_bytes; /* Maximum number of bytes for value */ | |
4422 | ||
4423 | ||
4424 | /* | |
4425 | * Range check input... | |
4426 | */ | |
4427 | ||
4428 | if (attr && *attr) | |
4429 | value_tag = (*attr)->value_tag & IPP_TAG_CUPS_MASK; | |
4430 | else | |
4431 | value_tag = IPP_TAG_ZERO; | |
4432 | ||
4433 | if (!ipp || !attr || !*attr || | |
4434 | (value_tag < IPP_TAG_TEXT && value_tag != IPP_TAG_TEXTLANG && | |
4435 | value_tag != IPP_TAG_NAMELANG) || value_tag > IPP_TAG_MIMETYPE || | |
4436 | !format) | |
4437 | return (0); | |
4438 | ||
4439 | /* | |
4440 | * Format the string... | |
4441 | */ | |
4442 | ||
4443 | if (!strcmp(format, "%s")) | |
4444 | { | |
4445 | /* | |
4446 | * Optimize the simple case... | |
4447 | */ | |
4448 | ||
4449 | const char *s = va_arg(ap, char *); | |
4450 | ||
4451 | if (!s) | |
4452 | s = "(null)"; | |
4453 | ||
4454 | bytes = (ssize_t)strlen(s); | |
4455 | strlcpy(buffer, s, sizeof(buffer)); | |
4456 | } | |
4457 | else | |
4458 | { | |
4459 | /* | |
4460 | * Do a full formatting of the message... | |
4461 | */ | |
4462 | ||
4463 | if ((bytes = vsnprintf(buffer, sizeof(buffer), format, ap)) < 0) | |
4464 | return (0); | |
4465 | } | |
4466 | ||
4467 | /* | |
4468 | * Limit the length of the string... | |
4469 | */ | |
4470 | ||
4471 | switch (value_tag) | |
4472 | { | |
4473 | default : | |
4474 | case IPP_TAG_TEXT : | |
4475 | case IPP_TAG_TEXTLANG : | |
4476 | max_bytes = IPP_MAX_TEXT; | |
4477 | break; | |
4478 | ||
4479 | case IPP_TAG_NAME : | |
4480 | case IPP_TAG_NAMELANG : | |
4481 | max_bytes = IPP_MAX_NAME; | |
4482 | break; | |
4483 | ||
4484 | case IPP_TAG_CHARSET : | |
4485 | max_bytes = IPP_MAX_CHARSET; | |
4486 | break; | |
4487 | ||
4488 | case IPP_TAG_KEYWORD : | |
4489 | max_bytes = IPP_MAX_KEYWORD; | |
4490 | break; | |
4491 | ||
4492 | case IPP_TAG_LANGUAGE : | |
4493 | max_bytes = IPP_MAX_LANGUAGE; | |
4494 | break; | |
4495 | ||
4496 | case IPP_TAG_MIMETYPE : | |
4497 | max_bytes = IPP_MAX_MIMETYPE; | |
4498 | break; | |
4499 | ||
4500 | case IPP_TAG_URI : | |
4501 | max_bytes = IPP_MAX_URI; | |
4502 | break; | |
4503 | ||
4504 | case IPP_TAG_URISCHEME : | |
4505 | max_bytes = IPP_MAX_URISCHEME; | |
4506 | break; | |
4507 | } | |
4508 | ||
4509 | if (bytes >= max_bytes) | |
4510 | { | |
4511 | char *bufmax, /* Buffer at max_bytes */ | |
4512 | *bufptr; /* Pointer into buffer */ | |
4513 | ||
4514 | bufptr = buffer + strlen(buffer) - 1; | |
4515 | bufmax = buffer + max_bytes - 1; | |
4516 | ||
4517 | while (bufptr > bufmax) | |
4518 | { | |
4519 | if (*bufptr & 0x80) | |
4520 | { | |
4521 | while ((*bufptr & 0xc0) == 0x80 && bufptr > buffer) | |
4522 | bufptr --; | |
4523 | } | |
4524 | ||
4525 | bufptr --; | |
4526 | } | |
4527 | ||
4528 | *bufptr = '\0'; | |
4529 | } | |
4530 | ||
4531 | /* | |
4532 | * Set the formatted string and return... | |
4533 | */ | |
4534 | ||
4535 | return (ippSetString(ipp, attr, element, buffer)); | |
4536 | } | |
4537 | ||
4538 | ||
4539 | /* | |
4540 | * 'ippSetValueTag()' - Set the value tag of an attribute. | |
4541 | * | |
4542 | * The @code ipp@ parameter refers to an IPP message previously created using | |
4543 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
4544 | * | |
4545 | * The @code attr@ parameter may be modified as a result of setting the value. | |
4546 | * | |
4547 | * Integer (@code IPP_TAG_INTEGER@) values can be promoted to rangeOfInteger | |
4548 | * (@code IPP_TAG_RANGE@) values, the various string tags can be promoted to name | |
4549 | * (@code IPP_TAG_NAME@) or nameWithLanguage (@code IPP_TAG_NAMELANG@) values, text | |
4550 | * (@code IPP_TAG_TEXT@) values can be promoted to textWithLanguage | |
4551 | * (@code IPP_TAG_TEXTLANG@) values, and all values can be demoted to the various | |
4552 | * out-of-band value tags such as no-value (@code IPP_TAG_NOVALUE@). All other changes | |
4553 | * will be rejected. | |
4554 | * | |
4555 | * Promoting a string attribute to nameWithLanguage or textWithLanguage adds the language | |
4556 | * code in the "attributes-natural-language" attribute or, if not present, the language | |
4557 | * code for the current locale. | |
4558 | * | |
4559 | * @since CUPS 1.6/OS X 10.8@ | |
4560 | */ | |
4561 | ||
4562 | int /* O - 1 on success, 0 on failure */ | |
4563 | ippSetValueTag( | |
4564 | ipp_t *ipp, /* I - IPP message */ | |
4565 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
4566 | ipp_tag_t value_tag) /* I - Value tag */ | |
4567 | { | |
4568 | int i; /* Looping var */ | |
4569 | _ipp_value_t *value; /* Current value */ | |
4570 | int integer; /* Current integer value */ | |
4571 | cups_lang_t *language; /* Current language */ | |
4572 | char code[32]; /* Language code */ | |
4573 | ipp_tag_t temp_tag; /* Temporary value tag */ | |
4574 | ||
4575 | ||
4576 | /* | |
4577 | * Range check input... | |
4578 | */ | |
4579 | ||
4580 | if (!ipp || !attr || !*attr) | |
4581 | return (0); | |
4582 | ||
4583 | /* | |
4584 | * If there is no change, return immediately... | |
4585 | */ | |
4586 | ||
4587 | if (value_tag == (*attr)->value_tag) | |
4588 | return (1); | |
4589 | ||
4590 | /* | |
4591 | * Otherwise implement changes as needed... | |
4592 | */ | |
4593 | ||
4594 | temp_tag = (ipp_tag_t)((int)((*attr)->value_tag) & IPP_TAG_CUPS_MASK); | |
4595 | ||
4596 | switch (value_tag) | |
4597 | { | |
4598 | case IPP_TAG_UNSUPPORTED_VALUE : | |
4599 | case IPP_TAG_DEFAULT : | |
4600 | case IPP_TAG_UNKNOWN : | |
4601 | case IPP_TAG_NOVALUE : | |
4602 | case IPP_TAG_NOTSETTABLE : | |
4603 | case IPP_TAG_DELETEATTR : | |
4604 | case IPP_TAG_ADMINDEFINE : | |
4605 | /* | |
4606 | * Free any existing values... | |
4607 | */ | |
4608 | ||
4609 | if ((*attr)->num_values > 0) | |
4610 | ipp_free_values(*attr, 0, (*attr)->num_values); | |
4611 | ||
4612 | /* | |
4613 | * Set out-of-band value... | |
4614 | */ | |
4615 | ||
4616 | (*attr)->value_tag = value_tag; | |
4617 | break; | |
4618 | ||
4619 | case IPP_TAG_RANGE : | |
4620 | if (temp_tag != IPP_TAG_INTEGER) | |
4621 | return (0); | |
4622 | ||
4623 | for (i = (*attr)->num_values, value = (*attr)->values; | |
4624 | i > 0; | |
4625 | i --, value ++) | |
4626 | { | |
4627 | integer = value->integer; | |
4628 | value->range.lower = value->range.upper = integer; | |
4629 | } | |
4630 | ||
4631 | (*attr)->value_tag = IPP_TAG_RANGE; | |
4632 | break; | |
4633 | ||
4634 | case IPP_TAG_NAME : | |
4635 | if (temp_tag != IPP_TAG_KEYWORD && temp_tag != IPP_TAG_URI && | |
4636 | temp_tag != IPP_TAG_URISCHEME && temp_tag != IPP_TAG_LANGUAGE && | |
4637 | temp_tag != IPP_TAG_MIMETYPE) | |
4638 | return (0); | |
4639 | ||
4640 | (*attr)->value_tag = (ipp_tag_t)(IPP_TAG_NAME | ((*attr)->value_tag & IPP_TAG_CUPS_CONST)); | |
4641 | break; | |
4642 | ||
4643 | case IPP_TAG_NAMELANG : | |
4644 | case IPP_TAG_TEXTLANG : | |
4645 | if (value_tag == IPP_TAG_NAMELANG && | |
4646 | (temp_tag != IPP_TAG_NAME && temp_tag != IPP_TAG_KEYWORD && | |
4647 | temp_tag != IPP_TAG_URI && temp_tag != IPP_TAG_URISCHEME && | |
4648 | temp_tag != IPP_TAG_LANGUAGE && temp_tag != IPP_TAG_MIMETYPE)) | |
4649 | return (0); | |
4650 | ||
4651 | if (value_tag == IPP_TAG_TEXTLANG && temp_tag != IPP_TAG_TEXT) | |
4652 | return (0); | |
4653 | ||
4654 | if (ipp->attrs && ipp->attrs->next && ipp->attrs->next->name && | |
4655 | !strcmp(ipp->attrs->next->name, "attributes-natural-language")) | |
4656 | { | |
4657 | /* | |
4658 | * Use the language code from the IPP message... | |
4659 | */ | |
4660 | ||
4661 | (*attr)->values[0].string.language = | |
4662 | _cupsStrAlloc(ipp->attrs->next->values[0].string.text); | |
4663 | } | |
4664 | else | |
4665 | { | |
4666 | /* | |
4667 | * Otherwise, use the language code corresponding to the locale... | |
4668 | */ | |
4669 | ||
4670 | language = cupsLangDefault(); | |
4671 | (*attr)->values[0].string.language = _cupsStrAlloc(ipp_lang_code(language->language, | |
4672 | code, | |
4673 | sizeof(code))); | |
4674 | } | |
4675 | ||
4676 | for (i = (*attr)->num_values - 1, value = (*attr)->values + 1; | |
4677 | i > 0; | |
4678 | i --, value ++) | |
4679 | value->string.language = (*attr)->values[0].string.language; | |
4680 | ||
4681 | if ((int)(*attr)->value_tag & IPP_TAG_CUPS_CONST) | |
4682 | { | |
4683 | /* | |
4684 | * Make copies of all values... | |
4685 | */ | |
4686 | ||
4687 | for (i = (*attr)->num_values, value = (*attr)->values; | |
4688 | i > 0; | |
4689 | i --, value ++) | |
4690 | value->string.text = _cupsStrAlloc(value->string.text); | |
4691 | } | |
4692 | ||
4693 | (*attr)->value_tag = IPP_TAG_NAMELANG; | |
4694 | break; | |
4695 | ||
4696 | case IPP_TAG_KEYWORD : | |
4697 | if (temp_tag == IPP_TAG_NAME || temp_tag == IPP_TAG_NAMELANG) | |
4698 | break; /* Silently "allow" name -> keyword */ | |
4699 | ||
4700 | default : | |
4701 | return (0); | |
4702 | } | |
4703 | ||
4704 | return (1); | |
4705 | } | |
4706 | ||
4707 | ||
4708 | /* | |
4709 | * 'ippSetVersion()' - Set the version number in an IPP message. | |
4710 | * | |
4711 | * The @code ipp@ parameter refers to an IPP message previously created using | |
4712 | * the @link ippNew@, @link ippNewRequest@, or @link ippNewResponse@ functions. | |
4713 | * | |
4714 | * The valid version numbers are currently 1.0, 1.1, 2.0, 2.1, and 2.2. | |
4715 | * | |
4716 | * @since CUPS 1.6/OS X 10.8@ | |
4717 | */ | |
4718 | ||
4719 | int /* O - 1 on success, 0 on failure */ | |
4720 | ippSetVersion(ipp_t *ipp, /* I - IPP message */ | |
4721 | int major, /* I - Major version number (major.minor) */ | |
4722 | int minor) /* I - Minor version number (major.minor) */ | |
4723 | { | |
4724 | /* | |
4725 | * Range check input... | |
4726 | */ | |
4727 | ||
4728 | if (!ipp || major < 0 || minor < 0) | |
4729 | return (0); | |
4730 | ||
4731 | /* | |
4732 | * Set the version number... | |
4733 | */ | |
4734 | ||
4735 | ipp->request.any.version[0] = (ipp_uchar_t)major; | |
4736 | ipp->request.any.version[1] = (ipp_uchar_t)minor; | |
4737 | ||
4738 | return (1); | |
4739 | } | |
4740 | ||
4741 | ||
4742 | /* | |
4743 | * 'ippTimeToDate()' - Convert from UNIX time to RFC 1903 format. | |
4744 | */ | |
4745 | ||
4746 | const ipp_uchar_t * /* O - RFC-1903 date/time data */ | |
4747 | ippTimeToDate(time_t t) /* I - UNIX time value */ | |
4748 | { | |
4749 | struct tm *unixdate; /* UNIX unixdate/time info */ | |
4750 | ipp_uchar_t *date = _cupsGlobals()->ipp_date; | |
4751 | /* RFC-1903 date/time data */ | |
4752 | ||
4753 | ||
4754 | /* | |
4755 | * RFC-1903 date/time format is: | |
4756 | * | |
4757 | * Byte(s) Description | |
4758 | * ------- ----------- | |
4759 | * 0-1 Year (0 to 65535) | |
4760 | * 2 Month (1 to 12) | |
4761 | * 3 Day (1 to 31) | |
4762 | * 4 Hours (0 to 23) | |
4763 | * 5 Minutes (0 to 59) | |
4764 | * 6 Seconds (0 to 60, 60 = "leap second") | |
4765 | * 7 Deciseconds (0 to 9) | |
4766 | * 8 +/- UTC | |
4767 | * 9 UTC hours (0 to 11) | |
4768 | * 10 UTC minutes (0 to 59) | |
4769 | */ | |
4770 | ||
4771 | unixdate = gmtime(&t); | |
4772 | unixdate->tm_year += 1900; | |
4773 | ||
4774 | date[0] = (ipp_uchar_t)(unixdate->tm_year >> 8); | |
4775 | date[1] = (ipp_uchar_t)(unixdate->tm_year); | |
4776 | date[2] = (ipp_uchar_t)(unixdate->tm_mon + 1); | |
4777 | date[3] = (ipp_uchar_t)unixdate->tm_mday; | |
4778 | date[4] = (ipp_uchar_t)unixdate->tm_hour; | |
4779 | date[5] = (ipp_uchar_t)unixdate->tm_min; | |
4780 | date[6] = (ipp_uchar_t)unixdate->tm_sec; | |
4781 | date[7] = 0; | |
4782 | date[8] = '+'; | |
4783 | date[9] = 0; | |
4784 | date[10] = 0; | |
4785 | ||
4786 | return (date); | |
4787 | } | |
4788 | ||
4789 | ||
4790 | /* | |
4791 | * 'ippValidateAttribute()' - Validate the contents of an attribute. | |
4792 | * | |
4793 | * This function validates the contents of an attribute based on the name and | |
4794 | * value tag. 1 is returned if the attribute is valid, 0 otherwise. On | |
4795 | * failure, cupsLastErrorString() is set to a human-readable message. | |
4796 | * | |
4797 | * @since CUPS 1.7/OS X 10.9@ | |
4798 | */ | |
4799 | ||
4800 | int /* O - 1 if valid, 0 otherwise */ | |
4801 | ippValidateAttribute( | |
4802 | ipp_attribute_t *attr) /* I - Attribute */ | |
4803 | { | |
4804 | int i; /* Looping var */ | |
4805 | char scheme[64], /* Scheme from URI */ | |
4806 | userpass[256], /* Username/password from URI */ | |
4807 | hostname[256], /* Hostname from URI */ | |
4808 | resource[1024]; /* Resource from URI */ | |
4809 | int port, /* Port number from URI */ | |
4810 | uri_status; /* URI separation status */ | |
4811 | const char *ptr; /* Pointer into string */ | |
4812 | ipp_attribute_t *colattr; /* Collection attribute */ | |
4813 | regex_t re; /* Regular expression */ | |
4814 | ipp_uchar_t *date; /* Current date value */ | |
4815 | static const char * const uri_status_strings[] = | |
4816 | { /* URI status strings */ | |
4817 | "URI too large", | |
4818 | "Bad arguments to function", | |
4819 | "Bad resource in URI", | |
4820 | "Bad port number in URI", | |
4821 | "Bad hostname/address in URI", | |
4822 | "Bad username in URI", | |
4823 | "Bad scheme in URI", | |
4824 | "Bad/empty URI", | |
4825 | "OK", | |
4826 | "Missing scheme in URI", | |
4827 | "Unknown scheme in URI", | |
4828 | "Missing resource in URI" | |
4829 | }; | |
4830 | ||
4831 | ||
4832 | /* | |
4833 | * Skip separators. | |
4834 | */ | |
4835 | ||
4836 | if (!attr->name) | |
4837 | return (1); | |
4838 | ||
4839 | /* | |
4840 | * Validate the attribute name. | |
4841 | */ | |
4842 | ||
4843 | for (ptr = attr->name; *ptr; ptr ++) | |
4844 | if (!isalnum(*ptr & 255) && *ptr != '-' && *ptr != '.' && *ptr != '_') | |
4845 | break; | |
4846 | ||
4847 | if (*ptr || ptr == attr->name) | |
4848 | { | |
4849 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4850 | _("\"%s\": Bad attribute name - invalid character " | |
4851 | "(RFC 2911 section 4.1.3)."), attr->name); | |
4852 | return (0); | |
4853 | } | |
4854 | ||
4855 | if ((ptr - attr->name) > 255) | |
4856 | { | |
4857 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4858 | _("\"%s\": Bad attribute name - bad length %d " | |
4859 | "(RFC 2911 section 4.1.3)."), attr->name, | |
4860 | (int)(ptr - attr->name)); | |
4861 | return (0); | |
4862 | } | |
4863 | ||
4864 | switch (attr->value_tag) | |
4865 | { | |
4866 | case IPP_TAG_INTEGER : | |
4867 | break; | |
4868 | ||
4869 | case IPP_TAG_BOOLEAN : | |
4870 | for (i = 0; i < attr->num_values; i ++) | |
4871 | { | |
4872 | if (attr->values[i].boolean != 0 && | |
4873 | attr->values[i].boolean != 1) | |
4874 | { | |
4875 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4876 | _("\"%s\": Bad boolen value %d " | |
4877 | "(RFC 2911 section 4.1.11)."), attr->name, | |
4878 | attr->values[i].boolean); | |
4879 | return (0); | |
4880 | } | |
4881 | } | |
4882 | break; | |
4883 | ||
4884 | case IPP_TAG_ENUM : | |
4885 | for (i = 0; i < attr->num_values; i ++) | |
4886 | { | |
4887 | if (attr->values[i].integer < 1) | |
4888 | { | |
4889 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4890 | _("\"%s\": Bad enum value %d - out of range " | |
4891 | "(RFC 2911 section 4.1.4)."), attr->name, | |
4892 | attr->values[i].integer); | |
4893 | return (0); | |
4894 | } | |
4895 | } | |
4896 | break; | |
4897 | ||
4898 | case IPP_TAG_STRING : | |
4899 | for (i = 0; i < attr->num_values; i ++) | |
4900 | { | |
4901 | if (attr->values[i].unknown.length > IPP_MAX_OCTETSTRING) | |
4902 | { | |
4903 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4904 | _("\"%s\": Bad octetString value - bad length %d " | |
4905 | "(RFC 2911 section 4.1.10)."), attr->name, | |
4906 | attr->values[i].unknown.length); | |
4907 | return (0); | |
4908 | } | |
4909 | } | |
4910 | break; | |
4911 | ||
4912 | case IPP_TAG_DATE : | |
4913 | for (i = 0; i < attr->num_values; i ++) | |
4914 | { | |
4915 | date = attr->values[i].date; | |
4916 | ||
4917 | if (date[2] < 1 || date[2] > 12) | |
4918 | { | |
4919 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4920 | _("\"%s\": Bad dateTime month %u " | |
4921 | "(RFC 2911 section 4.1.14)."), attr->name, date[2]); | |
4922 | return (0); | |
4923 | } | |
4924 | ||
4925 | if (date[3] < 1 || date[3] > 31) | |
4926 | { | |
4927 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4928 | _("\"%s\": Bad dateTime day %u " | |
4929 | "(RFC 2911 section 4.1.14)."), attr->name, date[3]); | |
4930 | return (0); | |
4931 | } | |
4932 | ||
4933 | if (date[4] > 23) | |
4934 | { | |
4935 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4936 | _("\"%s\": Bad dateTime hours %u " | |
4937 | "(RFC 2911 section 4.1.14)."), attr->name, date[4]); | |
4938 | return (0); | |
4939 | } | |
4940 | ||
4941 | if (date[5] > 59) | |
4942 | { | |
4943 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4944 | _("\"%s\": Bad dateTime minutes %u " | |
4945 | "(RFC 2911 section 4.1.14)."), attr->name, date[5]); | |
4946 | return (0); | |
4947 | } | |
4948 | ||
4949 | if (date[6] > 60) | |
4950 | { | |
4951 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4952 | _("\"%s\": Bad dateTime seconds %u " | |
4953 | "(RFC 2911 section 4.1.14)."), attr->name, date[6]); | |
4954 | return (0); | |
4955 | } | |
4956 | ||
4957 | if (date[7] > 9) | |
4958 | { | |
4959 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4960 | _("\"%s\": Bad dateTime deciseconds %u " | |
4961 | "(RFC 2911 section 4.1.14)."), attr->name, date[7]); | |
4962 | return (0); | |
4963 | } | |
4964 | ||
4965 | if (date[8] != '-' && date[8] != '+') | |
4966 | { | |
4967 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4968 | _("\"%s\": Bad dateTime UTC sign '%c' " | |
4969 | "(RFC 2911 section 4.1.14)."), attr->name, date[8]); | |
4970 | return (0); | |
4971 | } | |
4972 | ||
4973 | if (date[9] > 11) | |
4974 | { | |
4975 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4976 | _("\"%s\": Bad dateTime UTC hours %u " | |
4977 | "(RFC 2911 section 4.1.14)."), attr->name, date[9]); | |
4978 | return (0); | |
4979 | } | |
4980 | ||
4981 | if (date[10] > 59) | |
4982 | { | |
4983 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4984 | _("\"%s\": Bad dateTime UTC minutes %u " | |
4985 | "(RFC 2911 section 4.1.14)."), attr->name, date[10]); | |
4986 | return (0); | |
4987 | } | |
4988 | } | |
4989 | break; | |
4990 | ||
4991 | case IPP_TAG_RESOLUTION : | |
4992 | for (i = 0; i < attr->num_values; i ++) | |
4993 | { | |
4994 | if (attr->values[i].resolution.xres <= 0) | |
4995 | { | |
4996 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
4997 | _("\"%s\": Bad resolution value %dx%d%s - cross " | |
4998 | "feed resolution must be positive " | |
4999 | "(RFC 2911 section 4.1.15)."), attr->name, | |
5000 | attr->values[i].resolution.xres, | |
5001 | attr->values[i].resolution.yres, | |
5002 | attr->values[i].resolution.units == | |
5003 | IPP_RES_PER_INCH ? "dpi" : | |
5004 | attr->values[i].resolution.units == | |
5005 | IPP_RES_PER_CM ? "dpcm" : "unknown"); | |
5006 | return (0); | |
5007 | } | |
5008 | ||
5009 | if (attr->values[i].resolution.yres <= 0) | |
5010 | { | |
5011 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5012 | _("\"%s\": Bad resolution value %dx%d%s - feed " | |
5013 | "resolution must be positive " | |
5014 | "(RFC 2911 section 4.1.15)."), attr->name, | |
5015 | attr->values[i].resolution.xres, | |
5016 | attr->values[i].resolution.yres, | |
5017 | attr->values[i].resolution.units == | |
5018 | IPP_RES_PER_INCH ? "dpi" : | |
5019 | attr->values[i].resolution.units == | |
5020 | IPP_RES_PER_CM ? "dpcm" : "unknown"); | |
5021 | return (0); | |
5022 | } | |
5023 | ||
5024 | if (attr->values[i].resolution.units != IPP_RES_PER_INCH && | |
5025 | attr->values[i].resolution.units != IPP_RES_PER_CM) | |
5026 | { | |
5027 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5028 | _("\"%s\": Bad resolution value %dx%d%s - bad " | |
5029 | "units value (RFC 2911 section 4.1.15)."), | |
5030 | attr->name, attr->values[i].resolution.xres, | |
5031 | attr->values[i].resolution.yres, | |
5032 | attr->values[i].resolution.units == | |
5033 | IPP_RES_PER_INCH ? "dpi" : | |
5034 | attr->values[i].resolution.units == | |
5035 | IPP_RES_PER_CM ? "dpcm" : "unknown"); | |
5036 | return (0); | |
5037 | } | |
5038 | } | |
5039 | break; | |
5040 | ||
5041 | case IPP_TAG_RANGE : | |
5042 | for (i = 0; i < attr->num_values; i ++) | |
5043 | { | |
5044 | if (attr->values[i].range.lower > attr->values[i].range.upper) | |
5045 | { | |
5046 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5047 | _("\"%s\": Bad rangeOfInteger value %d-%d - lower " | |
5048 | "greater than upper (RFC 2911 section 4.1.13)."), | |
5049 | attr->name, attr->values[i].range.lower, | |
5050 | attr->values[i].range.upper); | |
5051 | return (0); | |
5052 | } | |
5053 | } | |
5054 | break; | |
5055 | ||
5056 | case IPP_TAG_BEGIN_COLLECTION : | |
5057 | for (i = 0; i < attr->num_values; i ++) | |
5058 | { | |
5059 | for (colattr = attr->values[i].collection->attrs; | |
5060 | colattr; | |
5061 | colattr = colattr->next) | |
5062 | { | |
5063 | if (!ippValidateAttribute(colattr)) | |
5064 | return (0); | |
5065 | } | |
5066 | } | |
5067 | break; | |
5068 | ||
5069 | case IPP_TAG_TEXT : | |
5070 | case IPP_TAG_TEXTLANG : | |
5071 | for (i = 0; i < attr->num_values; i ++) | |
5072 | { | |
5073 | for (ptr = attr->values[i].string.text; *ptr; ptr ++) | |
5074 | { | |
5075 | if ((*ptr & 0xe0) == 0xc0) | |
5076 | { | |
5077 | ptr ++; | |
5078 | if ((*ptr & 0xc0) != 0x80) | |
5079 | break; | |
5080 | } | |
5081 | else if ((*ptr & 0xf0) == 0xe0) | |
5082 | { | |
5083 | ptr ++; | |
5084 | if ((*ptr & 0xc0) != 0x80) | |
5085 | break; | |
5086 | ptr ++; | |
5087 | if ((*ptr & 0xc0) != 0x80) | |
5088 | break; | |
5089 | } | |
5090 | else if ((*ptr & 0xf8) == 0xf0) | |
5091 | { | |
5092 | ptr ++; | |
5093 | if ((*ptr & 0xc0) != 0x80) | |
5094 | break; | |
5095 | ptr ++; | |
5096 | if ((*ptr & 0xc0) != 0x80) | |
5097 | break; | |
5098 | ptr ++; | |
5099 | if ((*ptr & 0xc0) != 0x80) | |
5100 | break; | |
5101 | } | |
5102 | else if (*ptr & 0x80) | |
5103 | break; | |
5104 | } | |
5105 | ||
5106 | if (*ptr) | |
5107 | { | |
5108 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5109 | _("\"%s\": Bad text value \"%s\" - bad UTF-8 " | |
5110 | "sequence (RFC 2911 section 4.1.1)."), attr->name, | |
5111 | attr->values[i].string.text); | |
5112 | return (0); | |
5113 | } | |
5114 | ||
5115 | if ((ptr - attr->values[i].string.text) > (IPP_MAX_TEXT - 1)) | |
5116 | { | |
5117 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5118 | _("\"%s\": Bad text value \"%s\" - bad length %d " | |
5119 | "(RFC 2911 section 4.1.1)."), attr->name, | |
5120 | attr->values[i].string.text, | |
5121 | (int)(ptr - attr->values[i].string.text)); | |
5122 | return (0); | |
5123 | } | |
5124 | } | |
5125 | break; | |
5126 | ||
5127 | case IPP_TAG_NAME : | |
5128 | case IPP_TAG_NAMELANG : | |
5129 | for (i = 0; i < attr->num_values; i ++) | |
5130 | { | |
5131 | for (ptr = attr->values[i].string.text; *ptr; ptr ++) | |
5132 | { | |
5133 | if ((*ptr & 0xe0) == 0xc0) | |
5134 | { | |
5135 | ptr ++; | |
5136 | if ((*ptr & 0xc0) != 0x80) | |
5137 | break; | |
5138 | } | |
5139 | else if ((*ptr & 0xf0) == 0xe0) | |
5140 | { | |
5141 | ptr ++; | |
5142 | if ((*ptr & 0xc0) != 0x80) | |
5143 | break; | |
5144 | ptr ++; | |
5145 | if ((*ptr & 0xc0) != 0x80) | |
5146 | break; | |
5147 | } | |
5148 | else if ((*ptr & 0xf8) == 0xf0) | |
5149 | { | |
5150 | ptr ++; | |
5151 | if ((*ptr & 0xc0) != 0x80) | |
5152 | break; | |
5153 | ptr ++; | |
5154 | if ((*ptr & 0xc0) != 0x80) | |
5155 | break; | |
5156 | ptr ++; | |
5157 | if ((*ptr & 0xc0) != 0x80) | |
5158 | break; | |
5159 | } | |
5160 | else if (*ptr & 0x80) | |
5161 | break; | |
5162 | } | |
5163 | ||
5164 | if (*ptr) | |
5165 | { | |
5166 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5167 | _("\"%s\": Bad name value \"%s\" - bad UTF-8 " | |
5168 | "sequence (RFC 2911 section 4.1.2)."), attr->name, | |
5169 | attr->values[i].string.text); | |
5170 | return (0); | |
5171 | } | |
5172 | ||
5173 | if ((ptr - attr->values[i].string.text) > (IPP_MAX_NAME - 1)) | |
5174 | { | |
5175 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5176 | _("\"%s\": Bad name value \"%s\" - bad length %d " | |
5177 | "(RFC 2911 section 4.1.2)."), attr->name, | |
5178 | attr->values[i].string.text, | |
5179 | (int)(ptr - attr->values[i].string.text)); | |
5180 | return (0); | |
5181 | } | |
5182 | } | |
5183 | break; | |
5184 | ||
5185 | case IPP_TAG_KEYWORD : | |
5186 | for (i = 0; i < attr->num_values; i ++) | |
5187 | { | |
5188 | for (ptr = attr->values[i].string.text; *ptr; ptr ++) | |
5189 | if (!isalnum(*ptr & 255) && *ptr != '-' && *ptr != '.' && | |
5190 | *ptr != '_') | |
5191 | break; | |
5192 | ||
5193 | if (*ptr || ptr == attr->values[i].string.text) | |
5194 | { | |
5195 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5196 | _("\"%s\": Bad keyword value \"%s\" - invalid " | |
5197 | "character (RFC 2911 section 4.1.3)."), | |
5198 | attr->name, attr->values[i].string.text); | |
5199 | return (0); | |
5200 | } | |
5201 | ||
5202 | if ((ptr - attr->values[i].string.text) > (IPP_MAX_KEYWORD - 1)) | |
5203 | { | |
5204 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5205 | _("\"%s\": Bad keyword value \"%s\" - bad " | |
5206 | "length %d (RFC 2911 section 4.1.3)."), | |
5207 | attr->name, attr->values[i].string.text, | |
5208 | (int)(ptr - attr->values[i].string.text)); | |
5209 | return (0); | |
5210 | } | |
5211 | } | |
5212 | break; | |
5213 | ||
5214 | case IPP_TAG_URI : | |
5215 | for (i = 0; i < attr->num_values; i ++) | |
5216 | { | |
5217 | uri_status = httpSeparateURI(HTTP_URI_CODING_ALL, | |
5218 | attr->values[i].string.text, | |
5219 | scheme, sizeof(scheme), | |
5220 | userpass, sizeof(userpass), | |
5221 | hostname, sizeof(hostname), | |
5222 | &port, resource, sizeof(resource)); | |
5223 | ||
5224 | if (uri_status < HTTP_URI_STATUS_OK) | |
5225 | { | |
5226 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5227 | _("\"%s\": Bad URI value \"%s\" - %s " | |
5228 | "(RFC 2911 section 4.1.5)."), attr->name, | |
5229 | attr->values[i].string.text, | |
5230 | uri_status_strings[uri_status - | |
5231 | HTTP_URI_STATUS_OVERFLOW]); | |
5232 | return (0); | |
5233 | } | |
5234 | ||
5235 | if (strlen(attr->values[i].string.text) > (IPP_MAX_URI - 1)) | |
5236 | { | |
5237 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5238 | _("\"%s\": Bad URI value \"%s\" - bad length %d " | |
5239 | "(RFC 2911 section 4.1.5)."), attr->name, | |
5240 | attr->values[i].string.text, | |
5241 | (int)strlen(attr->values[i].string.text)); | |
5242 | } | |
5243 | } | |
5244 | break; | |
5245 | ||
5246 | case IPP_TAG_URISCHEME : | |
5247 | for (i = 0; i < attr->num_values; i ++) | |
5248 | { | |
5249 | ptr = attr->values[i].string.text; | |
5250 | if (islower(*ptr & 255)) | |
5251 | { | |
5252 | for (ptr ++; *ptr; ptr ++) | |
5253 | if (!islower(*ptr & 255) && !isdigit(*ptr & 255) && | |
5254 | *ptr != '+' && *ptr != '-' && *ptr != '.') | |
5255 | break; | |
5256 | } | |
5257 | ||
5258 | if (*ptr || ptr == attr->values[i].string.text) | |
5259 | { | |
5260 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5261 | _("\"%s\": Bad uriScheme value \"%s\" - bad " | |
5262 | "characters (RFC 2911 section 4.1.6)."), | |
5263 | attr->name, attr->values[i].string.text); | |
5264 | return (0); | |
5265 | } | |
5266 | ||
5267 | if ((ptr - attr->values[i].string.text) > (IPP_MAX_URISCHEME - 1)) | |
5268 | { | |
5269 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5270 | _("\"%s\": Bad uriScheme value \"%s\" - bad " | |
5271 | "length %d (RFC 2911 section 4.1.6)."), | |
5272 | attr->name, attr->values[i].string.text, | |
5273 | (int)(ptr - attr->values[i].string.text)); | |
5274 | return (0); | |
5275 | } | |
5276 | } | |
5277 | break; | |
5278 | ||
5279 | case IPP_TAG_CHARSET : | |
5280 | for (i = 0; i < attr->num_values; i ++) | |
5281 | { | |
5282 | for (ptr = attr->values[i].string.text; *ptr; ptr ++) | |
5283 | if (!isprint(*ptr & 255) || isupper(*ptr & 255) || | |
5284 | isspace(*ptr & 255)) | |
5285 | break; | |
5286 | ||
5287 | if (*ptr || ptr == attr->values[i].string.text) | |
5288 | { | |
5289 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5290 | _("\"%s\": Bad charset value \"%s\" - bad " | |
5291 | "characters (RFC 2911 section 4.1.7)."), | |
5292 | attr->name, attr->values[i].string.text); | |
5293 | return (0); | |
5294 | } | |
5295 | ||
5296 | if ((ptr - attr->values[i].string.text) > (IPP_MAX_CHARSET - 1)) | |
5297 | { | |
5298 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5299 | _("\"%s\": Bad charset value \"%s\" - bad " | |
5300 | "length %d (RFC 2911 section 4.1.7)."), | |
5301 | attr->name, attr->values[i].string.text, | |
5302 | (int)(ptr - attr->values[i].string.text)); | |
5303 | return (0); | |
5304 | } | |
5305 | } | |
5306 | break; | |
5307 | ||
5308 | case IPP_TAG_LANGUAGE : | |
5309 | /* | |
5310 | * The following regular expression is derived from the ABNF for | |
5311 | * language tags in RFC 4646. All I can say is that this is the | |
5312 | * easiest way to check the values... | |
5313 | */ | |
5314 | ||
5315 | if ((i = regcomp(&re, | |
5316 | "^(" | |
5317 | "(([a-z]{2,3}(-[a-z][a-z][a-z]){0,3})|[a-z]{4,8})" | |
5318 | /* language */ | |
5319 | "(-[a-z][a-z][a-z][a-z]){0,1}" /* script */ | |
5320 | "(-([a-z][a-z]|[0-9][0-9][0-9])){0,1}" /* region */ | |
5321 | "(-([a-z]{5,8}|[0-9][0-9][0-9]))*" /* variant */ | |
5322 | "(-[a-wy-z](-[a-z0-9]{2,8})+)*" /* extension */ | |
5323 | "(-x(-[a-z0-9]{1,8})+)*" /* privateuse */ | |
5324 | "|" | |
5325 | "x(-[a-z0-9]{1,8})+" /* privateuse */ | |
5326 | "|" | |
5327 | "[a-z]{1,3}(-[a-z][0-9]{2,8}){1,2}" /* grandfathered */ | |
5328 | ")$", | |
5329 | REG_NOSUB | REG_EXTENDED)) != 0) | |
5330 | { | |
5331 | char temp[256]; /* Temporary error string */ | |
5332 | ||
5333 | regerror(i, &re, temp, sizeof(temp)); | |
5334 | ipp_set_error(IPP_STATUS_ERROR_INTERNAL, | |
5335 | _("Unable to compile naturalLanguage regular " | |
5336 | "expression: %s."), temp); | |
5337 | return (0); | |
5338 | } | |
5339 | ||
5340 | for (i = 0; i < attr->num_values; i ++) | |
5341 | { | |
5342 | if (regexec(&re, attr->values[i].string.text, 0, NULL, 0)) | |
5343 | { | |
5344 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5345 | _("\"%s\": Bad naturalLanguage value \"%s\" - bad " | |
5346 | "characters (RFC 2911 section 4.1.8)."), | |
5347 | attr->name, attr->values[i].string.text); | |
5348 | regfree(&re); | |
5349 | return (0); | |
5350 | } | |
5351 | ||
5352 | if (strlen(attr->values[i].string.text) > (IPP_MAX_LANGUAGE - 1)) | |
5353 | { | |
5354 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5355 | _("\"%s\": Bad naturalLanguage value \"%s\" - bad " | |
5356 | "length %d (RFC 2911 section 4.1.8)."), | |
5357 | attr->name, attr->values[i].string.text, | |
5358 | (int)strlen(attr->values[i].string.text)); | |
5359 | regfree(&re); | |
5360 | return (0); | |
5361 | } | |
5362 | } | |
5363 | ||
5364 | regfree(&re); | |
5365 | break; | |
5366 | ||
5367 | case IPP_TAG_MIMETYPE : | |
5368 | /* | |
5369 | * The following regular expression is derived from the ABNF for | |
5370 | * MIME media types in RFC 2045 and 4288. All I can say is that this is | |
5371 | * the easiest way to check the values... | |
5372 | */ | |
5373 | ||
5374 | if ((i = regcomp(&re, | |
5375 | "^" | |
5376 | "[-a-zA-Z0-9!#$&.+^_]{1,127}" /* type-name */ | |
5377 | "/" | |
5378 | "[-a-zA-Z0-9!#$&.+^_]{1,127}" /* subtype-name */ | |
5379 | "(;[-a-zA-Z0-9!#$&.+^_]{1,127}=" /* parameter= */ | |
5380 | "([-a-zA-Z0-9!#$&.+^_]{1,127}|\"[^\"]*\"))*" | |
5381 | /* value */ | |
5382 | "$", | |
5383 | REG_NOSUB | REG_EXTENDED)) != 0) | |
5384 | { | |
5385 | char temp[256]; /* Temporary error string */ | |
5386 | ||
5387 | regerror(i, &re, temp, sizeof(temp)); | |
5388 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5389 | _("Unable to compile mimeMediaType regular " | |
5390 | "expression: %s."), temp); | |
5391 | return (0); | |
5392 | } | |
5393 | ||
5394 | for (i = 0; i < attr->num_values; i ++) | |
5395 | { | |
5396 | if (regexec(&re, attr->values[i].string.text, 0, NULL, 0)) | |
5397 | { | |
5398 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5399 | _("\"%s\": Bad mimeMediaType value \"%s\" - bad " | |
5400 | "characters (RFC 2911 section 4.1.9)."), | |
5401 | attr->name, attr->values[i].string.text); | |
5402 | regfree(&re); | |
5403 | return (0); | |
5404 | } | |
5405 | ||
5406 | if (strlen(attr->values[i].string.text) > (IPP_MAX_MIMETYPE - 1)) | |
5407 | { | |
5408 | ipp_set_error(IPP_STATUS_ERROR_BAD_REQUEST, | |
5409 | _("\"%s\": Bad mimeMediaType value \"%s\" - bad " | |
5410 | "length %d (RFC 2911 section 4.1.9)."), | |
5411 | attr->name, attr->values[i].string.text, | |
5412 | (int)strlen(attr->values[i].string.text)); | |
5413 | regfree(&re); | |
5414 | return (0); | |
5415 | } | |
5416 | } | |
5417 | ||
5418 | regfree(&re); | |
5419 | break; | |
5420 | ||
5421 | default : | |
5422 | break; | |
5423 | } | |
5424 | ||
5425 | return (1); | |
5426 | } | |
5427 | ||
5428 | ||
5429 | /* | |
5430 | * 'ippValidateAttributes()' - Validate all attributes in an IPP message. | |
5431 | * | |
5432 | * This function validates the contents of the IPP message, including each | |
5433 | * attribute. Like @link ippValidateAttribute@, cupsLastErrorString() is set | |
5434 | * to a human-readable message on failure. | |
5435 | * | |
5436 | * @since CUPS 1.7/OS X 10.9@ | |
5437 | */ | |
5438 | ||
5439 | int /* O - 1 if valid, 0 otherwise */ | |
5440 | ippValidateAttributes(ipp_t *ipp) /* I - IPP message */ | |
5441 | { | |
5442 | ipp_attribute_t *attr; /* Current attribute */ | |
5443 | ||
5444 | ||
5445 | if (!ipp) | |
5446 | return (1); | |
5447 | ||
5448 | for (attr = ipp->attrs; attr; attr = attr->next) | |
5449 | if (!ippValidateAttribute(attr)) | |
5450 | return (0); | |
5451 | ||
5452 | return (1); | |
5453 | } | |
5454 | ||
5455 | ||
5456 | /* | |
5457 | * 'ippWrite()' - Write data for an IPP message to a HTTP connection. | |
5458 | */ | |
5459 | ||
5460 | ipp_state_t /* O - Current state */ | |
5461 | ippWrite(http_t *http, /* I - HTTP connection */ | |
5462 | ipp_t *ipp) /* I - IPP data */ | |
5463 | { | |
5464 | DEBUG_printf(("ippWrite(http=%p, ipp=%p)", http, ipp)); | |
5465 | ||
5466 | if (!http) | |
5467 | return (IPP_STATE_ERROR); | |
5468 | ||
5469 | return (ippWriteIO(http, (ipp_iocb_t)httpWrite2, http->blocking, NULL, ipp)); | |
5470 | } | |
5471 | ||
5472 | ||
5473 | /* | |
5474 | * 'ippWriteFile()' - Write data for an IPP message to a file. | |
5475 | * | |
5476 | * @since CUPS 1.1.19/OS X 10.3@ | |
5477 | */ | |
5478 | ||
5479 | ipp_state_t /* O - Current state */ | |
5480 | ippWriteFile(int fd, /* I - HTTP data */ | |
5481 | ipp_t *ipp) /* I - IPP data */ | |
5482 | { | |
5483 | DEBUG_printf(("ippWriteFile(fd=%d, ipp=%p)", fd, ipp)); | |
5484 | ||
5485 | ipp->state = IPP_STATE_IDLE; | |
5486 | ||
5487 | return (ippWriteIO(&fd, (ipp_iocb_t)ipp_write_file, 1, NULL, ipp)); | |
5488 | } | |
5489 | ||
5490 | ||
5491 | /* | |
5492 | * 'ippWriteIO()' - Write data for an IPP message. | |
5493 | * | |
5494 | * @since CUPS 1.2/OS X 10.5@ | |
5495 | */ | |
5496 | ||
5497 | ipp_state_t /* O - Current state */ | |
5498 | ippWriteIO(void *dst, /* I - Destination */ | |
5499 | ipp_iocb_t cb, /* I - Write callback function */ | |
5500 | int blocking, /* I - Use blocking IO? */ | |
5501 | ipp_t *parent, /* I - Parent IPP message */ | |
5502 | ipp_t *ipp) /* I - IPP data */ | |
5503 | { | |
5504 | int i; /* Looping var */ | |
5505 | int n; /* Length of data */ | |
5506 | unsigned char *buffer, /* Data buffer */ | |
5507 | *bufptr; /* Pointer into buffer */ | |
5508 | ipp_attribute_t *attr; /* Current attribute */ | |
5509 | _ipp_value_t *value; /* Current value */ | |
5510 | ||
5511 | ||
5512 | DEBUG_printf(("ippWriteIO(dst=%p, cb=%p, blocking=%d, parent=%p, ipp=%p)", | |
5513 | dst, cb, blocking, parent, ipp)); | |
5514 | ||
5515 | if (!dst || !ipp) | |
5516 | return (IPP_STATE_ERROR); | |
5517 | ||
5518 | if ((buffer = (unsigned char *)_cupsBufferGet(IPP_BUF_SIZE)) == NULL) | |
5519 | { | |
5520 | DEBUG_puts("1ippWriteIO: Unable to get write buffer"); | |
5521 | return (IPP_STATE_ERROR); | |
5522 | } | |
5523 | ||
5524 | switch (ipp->state) | |
5525 | { | |
5526 | case IPP_STATE_IDLE : | |
5527 | ipp->state ++; /* Avoid common problem... */ | |
5528 | ||
5529 | case IPP_STATE_HEADER : | |
5530 | if (parent == NULL) | |
5531 | { | |
5532 | /* | |
5533 | * Send the request header: | |
5534 | * | |
5535 | * Version = 2 bytes | |
5536 | * Operation/Status Code = 2 bytes | |
5537 | * Request ID = 4 bytes | |
5538 | * Total = 8 bytes | |
5539 | */ | |
5540 | ||
5541 | bufptr = buffer; | |
5542 | ||
5543 | *bufptr++ = ipp->request.any.version[0]; | |
5544 | *bufptr++ = ipp->request.any.version[1]; | |
5545 | *bufptr++ = (ipp_uchar_t)(ipp->request.any.op_status >> 8); | |
5546 | *bufptr++ = (ipp_uchar_t)ipp->request.any.op_status; | |
5547 | *bufptr++ = (ipp_uchar_t)(ipp->request.any.request_id >> 24); | |
5548 | *bufptr++ = (ipp_uchar_t)(ipp->request.any.request_id >> 16); | |
5549 | *bufptr++ = (ipp_uchar_t)(ipp->request.any.request_id >> 8); | |
5550 | *bufptr++ = (ipp_uchar_t)ipp->request.any.request_id; | |
5551 | ||
5552 | DEBUG_printf(("2ippWriteIO: version=%d.%d", buffer[0], buffer[1])); | |
5553 | DEBUG_printf(("2ippWriteIO: op_status=%04x", | |
5554 | ipp->request.any.op_status)); | |
5555 | DEBUG_printf(("2ippWriteIO: request_id=%d", | |
5556 | ipp->request.any.request_id)); | |
5557 | ||
5558 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
5559 | { | |
5560 | DEBUG_puts("1ippWriteIO: Could not write IPP header..."); | |
5561 | _cupsBufferRelease((char *)buffer); | |
5562 | return (IPP_STATE_ERROR); | |
5563 | } | |
5564 | } | |
5565 | ||
5566 | /* | |
5567 | * Reset the state engine to point to the first attribute | |
5568 | * in the request/response, with no current group. | |
5569 | */ | |
5570 | ||
5571 | ipp->state = IPP_STATE_ATTRIBUTE; | |
5572 | ipp->current = ipp->attrs; | |
5573 | ipp->curtag = IPP_TAG_ZERO; | |
5574 | ||
5575 | DEBUG_printf(("1ippWriteIO: ipp->current=%p", ipp->current)); | |
5576 | ||
5577 | /* | |
5578 | * If blocking is disabled, stop here... | |
5579 | */ | |
5580 | ||
5581 | if (!blocking) | |
5582 | break; | |
5583 | ||
5584 | case IPP_STATE_ATTRIBUTE : | |
5585 | while (ipp->current != NULL) | |
5586 | { | |
5587 | /* | |
5588 | * Write this attribute... | |
5589 | */ | |
5590 | ||
5591 | bufptr = buffer; | |
5592 | attr = ipp->current; | |
5593 | ||
5594 | ipp->current = ipp->current->next; | |
5595 | ||
5596 | if (!parent) | |
5597 | { | |
5598 | if (ipp->curtag != attr->group_tag) | |
5599 | { | |
5600 | /* | |
5601 | * Send a group tag byte... | |
5602 | */ | |
5603 | ||
5604 | ipp->curtag = attr->group_tag; | |
5605 | ||
5606 | if (attr->group_tag == IPP_TAG_ZERO) | |
5607 | continue; | |
5608 | ||
5609 | DEBUG_printf(("2ippWriteIO: wrote group tag=%x(%s)", | |
5610 | attr->group_tag, ippTagString(attr->group_tag))); | |
5611 | *bufptr++ = (ipp_uchar_t)attr->group_tag; | |
5612 | } | |
5613 | else if (attr->group_tag == IPP_TAG_ZERO) | |
5614 | continue; | |
5615 | } | |
5616 | ||
5617 | DEBUG_printf(("1ippWriteIO: %s (%s%s)", attr->name, | |
5618 | attr->num_values > 1 ? "1setOf " : "", | |
5619 | ippTagString(attr->value_tag))); | |
5620 | ||
5621 | /* | |
5622 | * Write the attribute tag and name. | |
5623 | * | |
5624 | * The attribute name length does not include the trailing nul | |
5625 | * character in the source string. | |
5626 | * | |
5627 | * Collection values (parent != NULL) are written differently... | |
5628 | */ | |
5629 | ||
5630 | if (parent == NULL) | |
5631 | { | |
5632 | /* | |
5633 | * Get the length of the attribute name, and make sure it won't | |
5634 | * overflow the buffer... | |
5635 | */ | |
5636 | ||
5637 | if ((n = (int)strlen(attr->name)) > (IPP_BUF_SIZE - 8)) | |
5638 | { | |
5639 | DEBUG_printf(("1ippWriteIO: Attribute name too long (%d)", n)); | |
5640 | _cupsBufferRelease((char *)buffer); | |
5641 | return (IPP_STATE_ERROR); | |
5642 | } | |
5643 | ||
5644 | /* | |
5645 | * Write the value tag, name length, and name string... | |
5646 | */ | |
5647 | ||
5648 | DEBUG_printf(("2ippWriteIO: writing value tag=%x(%s)", | |
5649 | attr->value_tag, ippTagString(attr->value_tag))); | |
5650 | DEBUG_printf(("2ippWriteIO: writing name=%d,\"%s\"", n, | |
5651 | attr->name)); | |
5652 | ||
5653 | if (attr->value_tag > 0xff) | |
5654 | { | |
5655 | *bufptr++ = IPP_TAG_EXTENSION; | |
5656 | *bufptr++ = (ipp_uchar_t)(attr->value_tag >> 24); | |
5657 | *bufptr++ = (ipp_uchar_t)(attr->value_tag >> 16); | |
5658 | *bufptr++ = (ipp_uchar_t)(attr->value_tag >> 8); | |
5659 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
5660 | } | |
5661 | else | |
5662 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
5663 | ||
5664 | *bufptr++ = (ipp_uchar_t)(n >> 8); | |
5665 | *bufptr++ = (ipp_uchar_t)n; | |
5666 | memcpy(bufptr, attr->name, (size_t)n); | |
5667 | bufptr += n; | |
5668 | } | |
5669 | else | |
5670 | { | |
5671 | /* | |
5672 | * Get the length of the attribute name, and make sure it won't | |
5673 | * overflow the buffer... | |
5674 | */ | |
5675 | ||
5676 | if ((n = (int)strlen(attr->name)) > (IPP_BUF_SIZE - 12)) | |
5677 | { | |
5678 | DEBUG_printf(("1ippWriteIO: Attribute name too long (%d)", n)); | |
5679 | _cupsBufferRelease((char *)buffer); | |
5680 | return (IPP_STATE_ERROR); | |
5681 | } | |
5682 | ||
5683 | /* | |
5684 | * Write the member name tag, name length, name string, value tag, | |
5685 | * and empty name for the collection member attribute... | |
5686 | */ | |
5687 | ||
5688 | DEBUG_printf(("2ippWriteIO: writing value tag=%x(memberName)", | |
5689 | IPP_TAG_MEMBERNAME)); | |
5690 | DEBUG_printf(("2ippWriteIO: writing name=%d,\"%s\"", n, | |
5691 | attr->name)); | |
5692 | DEBUG_printf(("2ippWriteIO: writing value tag=%x(%s)", | |
5693 | attr->value_tag, ippTagString(attr->value_tag))); | |
5694 | DEBUG_puts("2ippWriteIO: writing name=0,\"\""); | |
5695 | ||
5696 | *bufptr++ = IPP_TAG_MEMBERNAME; | |
5697 | *bufptr++ = 0; | |
5698 | *bufptr++ = 0; | |
5699 | *bufptr++ = (ipp_uchar_t)(n >> 8); | |
5700 | *bufptr++ = (ipp_uchar_t)n; | |
5701 | memcpy(bufptr, attr->name, (size_t)n); | |
5702 | bufptr += n; | |
5703 | ||
5704 | if (attr->value_tag > 0xff) | |
5705 | { | |
5706 | *bufptr++ = IPP_TAG_EXTENSION; | |
5707 | *bufptr++ = (ipp_uchar_t)(attr->value_tag >> 24); | |
5708 | *bufptr++ = (ipp_uchar_t)(attr->value_tag >> 16); | |
5709 | *bufptr++ = (ipp_uchar_t)(attr->value_tag >> 8); | |
5710 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
5711 | } | |
5712 | else | |
5713 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
5714 | ||
5715 | *bufptr++ = 0; | |
5716 | *bufptr++ = 0; | |
5717 | } | |
5718 | ||
5719 | /* | |
5720 | * Now write the attribute value(s)... | |
5721 | */ | |
5722 | ||
5723 | switch (attr->value_tag & ~IPP_TAG_CUPS_CONST) | |
5724 | { | |
5725 | case IPP_TAG_UNSUPPORTED_VALUE : | |
5726 | case IPP_TAG_DEFAULT : | |
5727 | case IPP_TAG_UNKNOWN : | |
5728 | case IPP_TAG_NOVALUE : | |
5729 | case IPP_TAG_NOTSETTABLE : | |
5730 | case IPP_TAG_DELETEATTR : | |
5731 | case IPP_TAG_ADMINDEFINE : | |
5732 | *bufptr++ = 0; | |
5733 | *bufptr++ = 0; | |
5734 | break; | |
5735 | ||
5736 | case IPP_TAG_INTEGER : | |
5737 | case IPP_TAG_ENUM : | |
5738 | for (i = 0, value = attr->values; | |
5739 | i < attr->num_values; | |
5740 | i ++, value ++) | |
5741 | { | |
5742 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 9) | |
5743 | { | |
5744 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
5745 | { | |
5746 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
5747 | "attribute..."); | |
5748 | _cupsBufferRelease((char *)buffer); | |
5749 | return (IPP_STATE_ERROR); | |
5750 | } | |
5751 | ||
5752 | bufptr = buffer; | |
5753 | } | |
5754 | ||
5755 | if (i) | |
5756 | { | |
5757 | /* | |
5758 | * Arrays and sets are done by sending additional | |
5759 | * values with a zero-length name... | |
5760 | */ | |
5761 | ||
5762 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
5763 | *bufptr++ = 0; | |
5764 | *bufptr++ = 0; | |
5765 | } | |
5766 | ||
5767 | /* | |
5768 | * Integers and enumerations are both 4-byte signed | |
5769 | * (twos-complement) values. | |
5770 | * | |
5771 | * Put the 2-byte length and 4-byte value into the buffer... | |
5772 | */ | |
5773 | ||
5774 | *bufptr++ = 0; | |
5775 | *bufptr++ = 4; | |
5776 | *bufptr++ = (ipp_uchar_t)(value->integer >> 24); | |
5777 | *bufptr++ = (ipp_uchar_t)(value->integer >> 16); | |
5778 | *bufptr++ = (ipp_uchar_t)(value->integer >> 8); | |
5779 | *bufptr++ = (ipp_uchar_t)value->integer; | |
5780 | } | |
5781 | break; | |
5782 | ||
5783 | case IPP_TAG_BOOLEAN : | |
5784 | for (i = 0, value = attr->values; | |
5785 | i < attr->num_values; | |
5786 | i ++, value ++) | |
5787 | { | |
5788 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 6) | |
5789 | { | |
5790 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
5791 | { | |
5792 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
5793 | "attribute..."); | |
5794 | _cupsBufferRelease((char *)buffer); | |
5795 | return (IPP_STATE_ERROR); | |
5796 | } | |
5797 | ||
5798 | bufptr = buffer; | |
5799 | } | |
5800 | ||
5801 | if (i) | |
5802 | { | |
5803 | /* | |
5804 | * Arrays and sets are done by sending additional | |
5805 | * values with a zero-length name... | |
5806 | */ | |
5807 | ||
5808 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
5809 | *bufptr++ = 0; | |
5810 | *bufptr++ = 0; | |
5811 | } | |
5812 | ||
5813 | /* | |
5814 | * Boolean values are 1-byte; 0 = false, 1 = true. | |
5815 | * | |
5816 | * Put the 2-byte length and 1-byte value into the buffer... | |
5817 | */ | |
5818 | ||
5819 | *bufptr++ = 0; | |
5820 | *bufptr++ = 1; | |
5821 | *bufptr++ = (ipp_uchar_t)value->boolean; | |
5822 | } | |
5823 | break; | |
5824 | ||
5825 | case IPP_TAG_TEXT : | |
5826 | case IPP_TAG_NAME : | |
5827 | case IPP_TAG_KEYWORD : | |
5828 | case IPP_TAG_URI : | |
5829 | case IPP_TAG_URISCHEME : | |
5830 | case IPP_TAG_CHARSET : | |
5831 | case IPP_TAG_LANGUAGE : | |
5832 | case IPP_TAG_MIMETYPE : | |
5833 | for (i = 0, value = attr->values; | |
5834 | i < attr->num_values; | |
5835 | i ++, value ++) | |
5836 | { | |
5837 | if (i) | |
5838 | { | |
5839 | /* | |
5840 | * Arrays and sets are done by sending additional | |
5841 | * values with a zero-length name... | |
5842 | */ | |
5843 | ||
5844 | DEBUG_printf(("2ippWriteIO: writing value tag=%x(%s)", | |
5845 | attr->value_tag, | |
5846 | ippTagString(attr->value_tag))); | |
5847 | DEBUG_printf(("2ippWriteIO: writing name=0,\"\"")); | |
5848 | ||
5849 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 3) | |
5850 | { | |
5851 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
5852 | { | |
5853 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
5854 | "attribute..."); | |
5855 | _cupsBufferRelease((char *)buffer); | |
5856 | return (IPP_STATE_ERROR); | |
5857 | } | |
5858 | ||
5859 | bufptr = buffer; | |
5860 | } | |
5861 | ||
5862 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
5863 | *bufptr++ = 0; | |
5864 | *bufptr++ = 0; | |
5865 | } | |
5866 | ||
5867 | if (value->string.text != NULL) | |
5868 | n = (int)strlen(value->string.text); | |
5869 | else | |
5870 | n = 0; | |
5871 | ||
5872 | if (n > (IPP_BUF_SIZE - 2)) | |
5873 | { | |
5874 | DEBUG_printf(("1ippWriteIO: String too long (%d)", n)); | |
5875 | _cupsBufferRelease((char *)buffer); | |
5876 | return (IPP_STATE_ERROR); | |
5877 | } | |
5878 | ||
5879 | DEBUG_printf(("2ippWriteIO: writing string=%d,\"%s\"", n, | |
5880 | value->string.text)); | |
5881 | ||
5882 | if ((int)(IPP_BUF_SIZE - (bufptr - buffer)) < (n + 2)) | |
5883 | { | |
5884 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
5885 | { | |
5886 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
5887 | "attribute..."); | |
5888 | _cupsBufferRelease((char *)buffer); | |
5889 | return (IPP_STATE_ERROR); | |
5890 | } | |
5891 | ||
5892 | bufptr = buffer; | |
5893 | } | |
5894 | ||
5895 | /* | |
5896 | * All simple strings consist of the 2-byte length and | |
5897 | * character data without the trailing nul normally found | |
5898 | * in C strings. Also, strings cannot be longer than IPP_MAX_LENGTH | |
5899 | * bytes since the 2-byte length is a signed (twos-complement) | |
5900 | * value. | |
5901 | * | |
5902 | * Put the 2-byte length and string characters in the buffer. | |
5903 | */ | |
5904 | ||
5905 | *bufptr++ = (ipp_uchar_t)(n >> 8); | |
5906 | *bufptr++ = (ipp_uchar_t)n; | |
5907 | ||
5908 | if (n > 0) | |
5909 | { | |
5910 | memcpy(bufptr, value->string.text, (size_t)n); | |
5911 | bufptr += n; | |
5912 | } | |
5913 | } | |
5914 | break; | |
5915 | ||
5916 | case IPP_TAG_DATE : | |
5917 | for (i = 0, value = attr->values; | |
5918 | i < attr->num_values; | |
5919 | i ++, value ++) | |
5920 | { | |
5921 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 16) | |
5922 | { | |
5923 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
5924 | { | |
5925 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
5926 | "attribute..."); | |
5927 | _cupsBufferRelease((char *)buffer); | |
5928 | return (IPP_STATE_ERROR); | |
5929 | } | |
5930 | ||
5931 | bufptr = buffer; | |
5932 | } | |
5933 | ||
5934 | if (i) | |
5935 | { | |
5936 | /* | |
5937 | * Arrays and sets are done by sending additional | |
5938 | * values with a zero-length name... | |
5939 | */ | |
5940 | ||
5941 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
5942 | *bufptr++ = 0; | |
5943 | *bufptr++ = 0; | |
5944 | } | |
5945 | ||
5946 | /* | |
5947 | * Date values consist of a 2-byte length and an | |
5948 | * 11-byte date/time structure defined by RFC 1903. | |
5949 | * | |
5950 | * Put the 2-byte length and 11-byte date/time | |
5951 | * structure in the buffer. | |
5952 | */ | |
5953 | ||
5954 | *bufptr++ = 0; | |
5955 | *bufptr++ = 11; | |
5956 | memcpy(bufptr, value->date, 11); | |
5957 | bufptr += 11; | |
5958 | } | |
5959 | break; | |
5960 | ||
5961 | case IPP_TAG_RESOLUTION : | |
5962 | for (i = 0, value = attr->values; | |
5963 | i < attr->num_values; | |
5964 | i ++, value ++) | |
5965 | { | |
5966 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 14) | |
5967 | { | |
5968 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
5969 | { | |
5970 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
5971 | "attribute..."); | |
5972 | _cupsBufferRelease((char *)buffer); | |
5973 | return (IPP_STATE_ERROR); | |
5974 | } | |
5975 | ||
5976 | bufptr = buffer; | |
5977 | } | |
5978 | ||
5979 | if (i) | |
5980 | { | |
5981 | /* | |
5982 | * Arrays and sets are done by sending additional | |
5983 | * values with a zero-length name... | |
5984 | */ | |
5985 | ||
5986 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
5987 | *bufptr++ = 0; | |
5988 | *bufptr++ = 0; | |
5989 | } | |
5990 | ||
5991 | /* | |
5992 | * Resolution values consist of a 2-byte length, | |
5993 | * 4-byte horizontal resolution value, 4-byte vertical | |
5994 | * resolution value, and a 1-byte units value. | |
5995 | * | |
5996 | * Put the 2-byte length and resolution value data | |
5997 | * into the buffer. | |
5998 | */ | |
5999 | ||
6000 | *bufptr++ = 0; | |
6001 | *bufptr++ = 9; | |
6002 | *bufptr++ = (ipp_uchar_t)(value->resolution.xres >> 24); | |
6003 | *bufptr++ = (ipp_uchar_t)(value->resolution.xres >> 16); | |
6004 | *bufptr++ = (ipp_uchar_t)(value->resolution.xres >> 8); | |
6005 | *bufptr++ = (ipp_uchar_t)value->resolution.xres; | |
6006 | *bufptr++ = (ipp_uchar_t)(value->resolution.yres >> 24); | |
6007 | *bufptr++ = (ipp_uchar_t)(value->resolution.yres >> 16); | |
6008 | *bufptr++ = (ipp_uchar_t)(value->resolution.yres >> 8); | |
6009 | *bufptr++ = (ipp_uchar_t)value->resolution.yres; | |
6010 | *bufptr++ = (ipp_uchar_t)value->resolution.units; | |
6011 | } | |
6012 | break; | |
6013 | ||
6014 | case IPP_TAG_RANGE : | |
6015 | for (i = 0, value = attr->values; | |
6016 | i < attr->num_values; | |
6017 | i ++, value ++) | |
6018 | { | |
6019 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 13) | |
6020 | { | |
6021 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
6022 | { | |
6023 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
6024 | "attribute..."); | |
6025 | _cupsBufferRelease((char *)buffer); | |
6026 | return (IPP_STATE_ERROR); | |
6027 | } | |
6028 | ||
6029 | bufptr = buffer; | |
6030 | } | |
6031 | ||
6032 | if (i) | |
6033 | { | |
6034 | /* | |
6035 | * Arrays and sets are done by sending additional | |
6036 | * values with a zero-length name... | |
6037 | */ | |
6038 | ||
6039 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
6040 | *bufptr++ = 0; | |
6041 | *bufptr++ = 0; | |
6042 | } | |
6043 | ||
6044 | /* | |
6045 | * Range values consist of a 2-byte length, | |
6046 | * 4-byte lower value, and 4-byte upper value. | |
6047 | * | |
6048 | * Put the 2-byte length and range value data | |
6049 | * into the buffer. | |
6050 | */ | |
6051 | ||
6052 | *bufptr++ = 0; | |
6053 | *bufptr++ = 8; | |
6054 | *bufptr++ = (ipp_uchar_t)(value->range.lower >> 24); | |
6055 | *bufptr++ = (ipp_uchar_t)(value->range.lower >> 16); | |
6056 | *bufptr++ = (ipp_uchar_t)(value->range.lower >> 8); | |
6057 | *bufptr++ = (ipp_uchar_t)value->range.lower; | |
6058 | *bufptr++ = (ipp_uchar_t)(value->range.upper >> 24); | |
6059 | *bufptr++ = (ipp_uchar_t)(value->range.upper >> 16); | |
6060 | *bufptr++ = (ipp_uchar_t)(value->range.upper >> 8); | |
6061 | *bufptr++ = (ipp_uchar_t)value->range.upper; | |
6062 | } | |
6063 | break; | |
6064 | ||
6065 | case IPP_TAG_TEXTLANG : | |
6066 | case IPP_TAG_NAMELANG : | |
6067 | for (i = 0, value = attr->values; | |
6068 | i < attr->num_values; | |
6069 | i ++, value ++) | |
6070 | { | |
6071 | if (i) | |
6072 | { | |
6073 | /* | |
6074 | * Arrays and sets are done by sending additional | |
6075 | * values with a zero-length name... | |
6076 | */ | |
6077 | ||
6078 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 3) | |
6079 | { | |
6080 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
6081 | { | |
6082 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
6083 | "attribute..."); | |
6084 | _cupsBufferRelease((char *)buffer); | |
6085 | return (IPP_STATE_ERROR); | |
6086 | } | |
6087 | ||
6088 | bufptr = buffer; | |
6089 | } | |
6090 | ||
6091 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
6092 | *bufptr++ = 0; | |
6093 | *bufptr++ = 0; | |
6094 | } | |
6095 | ||
6096 | /* | |
6097 | * textWithLanguage and nameWithLanguage values consist | |
6098 | * of a 2-byte length for both strings and their | |
6099 | * individual lengths, a 2-byte length for the | |
6100 | * character string, the character string without the | |
6101 | * trailing nul, a 2-byte length for the character | |
6102 | * set string, and the character set string without | |
6103 | * the trailing nul. | |
6104 | */ | |
6105 | ||
6106 | n = 4; | |
6107 | ||
6108 | if (value->string.language != NULL) | |
6109 | n += (int)strlen(value->string.language); | |
6110 | ||
6111 | if (value->string.text != NULL) | |
6112 | n += (int)strlen(value->string.text); | |
6113 | ||
6114 | if (n > (IPP_BUF_SIZE - 2)) | |
6115 | { | |
6116 | DEBUG_printf(("1ippWriteIO: text/nameWithLanguage value " | |
6117 | "too long (%d)", n)); | |
6118 | _cupsBufferRelease((char *)buffer); | |
6119 | return (IPP_STATE_ERROR); | |
6120 | } | |
6121 | ||
6122 | if ((int)(IPP_BUF_SIZE - (bufptr - buffer)) < (n + 2)) | |
6123 | { | |
6124 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
6125 | { | |
6126 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
6127 | "attribute..."); | |
6128 | _cupsBufferRelease((char *)buffer); | |
6129 | return (IPP_STATE_ERROR); | |
6130 | } | |
6131 | ||
6132 | bufptr = buffer; | |
6133 | } | |
6134 | ||
6135 | /* Length of entire value */ | |
6136 | *bufptr++ = (ipp_uchar_t)(n >> 8); | |
6137 | *bufptr++ = (ipp_uchar_t)n; | |
6138 | ||
6139 | /* Length of language */ | |
6140 | if (value->string.language != NULL) | |
6141 | n = (int)strlen(value->string.language); | |
6142 | else | |
6143 | n = 0; | |
6144 | ||
6145 | *bufptr++ = (ipp_uchar_t)(n >> 8); | |
6146 | *bufptr++ = (ipp_uchar_t)n; | |
6147 | ||
6148 | /* Language */ | |
6149 | if (n > 0) | |
6150 | { | |
6151 | memcpy(bufptr, value->string.language, (size_t)n); | |
6152 | bufptr += n; | |
6153 | } | |
6154 | ||
6155 | /* Length of text */ | |
6156 | if (value->string.text != NULL) | |
6157 | n = (int)strlen(value->string.text); | |
6158 | else | |
6159 | n = 0; | |
6160 | ||
6161 | *bufptr++ = (ipp_uchar_t)(n >> 8); | |
6162 | *bufptr++ = (ipp_uchar_t)n; | |
6163 | ||
6164 | /* Text */ | |
6165 | if (n > 0) | |
6166 | { | |
6167 | memcpy(bufptr, value->string.text, (size_t)n); | |
6168 | bufptr += n; | |
6169 | } | |
6170 | } | |
6171 | break; | |
6172 | ||
6173 | case IPP_TAG_BEGIN_COLLECTION : | |
6174 | for (i = 0, value = attr->values; | |
6175 | i < attr->num_values; | |
6176 | i ++, value ++) | |
6177 | { | |
6178 | /* | |
6179 | * Collections are written with the begin-collection | |
6180 | * tag first with a value of 0 length, followed by the | |
6181 | * attributes in the collection, then the end-collection | |
6182 | * value... | |
6183 | */ | |
6184 | ||
6185 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 5) | |
6186 | { | |
6187 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
6188 | { | |
6189 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
6190 | "attribute..."); | |
6191 | _cupsBufferRelease((char *)buffer); | |
6192 | return (IPP_STATE_ERROR); | |
6193 | } | |
6194 | ||
6195 | bufptr = buffer; | |
6196 | } | |
6197 | ||
6198 | if (i) | |
6199 | { | |
6200 | /* | |
6201 | * Arrays and sets are done by sending additional | |
6202 | * values with a zero-length name... | |
6203 | */ | |
6204 | ||
6205 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
6206 | *bufptr++ = 0; | |
6207 | *bufptr++ = 0; | |
6208 | } | |
6209 | ||
6210 | /* | |
6211 | * Write a data length of 0 and flush the buffer... | |
6212 | */ | |
6213 | ||
6214 | *bufptr++ = 0; | |
6215 | *bufptr++ = 0; | |
6216 | ||
6217 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
6218 | { | |
6219 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
6220 | "attribute..."); | |
6221 | _cupsBufferRelease((char *)buffer); | |
6222 | return (IPP_STATE_ERROR); | |
6223 | } | |
6224 | ||
6225 | bufptr = buffer; | |
6226 | ||
6227 | /* | |
6228 | * Then write the collection attribute... | |
6229 | */ | |
6230 | ||
6231 | value->collection->state = IPP_STATE_IDLE; | |
6232 | ||
6233 | if (ippWriteIO(dst, cb, 1, ipp, | |
6234 | value->collection) == IPP_STATE_ERROR) | |
6235 | { | |
6236 | DEBUG_puts("1ippWriteIO: Unable to write collection value"); | |
6237 | _cupsBufferRelease((char *)buffer); | |
6238 | return (IPP_STATE_ERROR); | |
6239 | } | |
6240 | } | |
6241 | break; | |
6242 | ||
6243 | default : | |
6244 | for (i = 0, value = attr->values; | |
6245 | i < attr->num_values; | |
6246 | i ++, value ++) | |
6247 | { | |
6248 | if (i) | |
6249 | { | |
6250 | /* | |
6251 | * Arrays and sets are done by sending additional | |
6252 | * values with a zero-length name... | |
6253 | */ | |
6254 | ||
6255 | if ((IPP_BUF_SIZE - (bufptr - buffer)) < 3) | |
6256 | { | |
6257 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
6258 | { | |
6259 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
6260 | "attribute..."); | |
6261 | _cupsBufferRelease((char *)buffer); | |
6262 | return (IPP_STATE_ERROR); | |
6263 | } | |
6264 | ||
6265 | bufptr = buffer; | |
6266 | } | |
6267 | ||
6268 | *bufptr++ = (ipp_uchar_t)attr->value_tag; | |
6269 | *bufptr++ = 0; | |
6270 | *bufptr++ = 0; | |
6271 | } | |
6272 | ||
6273 | /* | |
6274 | * An unknown value might some new value that a | |
6275 | * vendor has come up with. It consists of a | |
6276 | * 2-byte length and the bytes in the unknown | |
6277 | * value buffer. | |
6278 | */ | |
6279 | ||
6280 | n = value->unknown.length; | |
6281 | ||
6282 | if (n > (IPP_BUF_SIZE - 2)) | |
6283 | { | |
6284 | DEBUG_printf(("1ippWriteIO: Data length too long (%d)", | |
6285 | n)); | |
6286 | _cupsBufferRelease((char *)buffer); | |
6287 | return (IPP_STATE_ERROR); | |
6288 | } | |
6289 | ||
6290 | if ((int)(IPP_BUF_SIZE - (bufptr - buffer)) < (n + 2)) | |
6291 | { | |
6292 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
6293 | { | |
6294 | DEBUG_puts("1ippWriteIO: Could not write IPP " | |
6295 | "attribute..."); | |
6296 | _cupsBufferRelease((char *)buffer); | |
6297 | return (IPP_STATE_ERROR); | |
6298 | } | |
6299 | ||
6300 | bufptr = buffer; | |
6301 | } | |
6302 | ||
6303 | /* Length of unknown value */ | |
6304 | *bufptr++ = (ipp_uchar_t)(n >> 8); | |
6305 | *bufptr++ = (ipp_uchar_t)n; | |
6306 | ||
6307 | /* Value */ | |
6308 | if (n > 0) | |
6309 | { | |
6310 | memcpy(bufptr, value->unknown.data, (size_t)n); | |
6311 | bufptr += n; | |
6312 | } | |
6313 | } | |
6314 | break; | |
6315 | } | |
6316 | ||
6317 | /* | |
6318 | * Write the data out... | |
6319 | */ | |
6320 | ||
6321 | if (bufptr > buffer) | |
6322 | { | |
6323 | if ((*cb)(dst, buffer, (size_t)(bufptr - buffer)) < 0) | |
6324 | { | |
6325 | DEBUG_puts("1ippWriteIO: Could not write IPP attribute..."); | |
6326 | _cupsBufferRelease((char *)buffer); | |
6327 | return (IPP_STATE_ERROR); | |
6328 | } | |
6329 | ||
6330 | DEBUG_printf(("2ippWriteIO: wrote %d bytes", | |
6331 | (int)(bufptr - buffer))); | |
6332 | } | |
6333 | ||
6334 | /* | |
6335 | * If blocking is disabled and we aren't at the end of the attribute | |
6336 | * list, stop here... | |
6337 | */ | |
6338 | ||
6339 | if (!blocking && ipp->current) | |
6340 | break; | |
6341 | } | |
6342 | ||
6343 | if (ipp->current == NULL) | |
6344 | { | |
6345 | /* | |
6346 | * Done with all of the attributes; add the end-of-attributes | |
6347 | * tag or end-collection attribute... | |
6348 | */ | |
6349 | ||
6350 | if (parent == NULL) | |
6351 | { | |
6352 | buffer[0] = IPP_TAG_END; | |
6353 | n = 1; | |
6354 | } | |
6355 | else | |
6356 | { | |
6357 | buffer[0] = IPP_TAG_END_COLLECTION; | |
6358 | buffer[1] = 0; /* empty name */ | |
6359 | buffer[2] = 0; | |
6360 | buffer[3] = 0; /* empty value */ | |
6361 | buffer[4] = 0; | |
6362 | n = 5; | |
6363 | } | |
6364 | ||
6365 | if ((*cb)(dst, buffer, (size_t)n) < 0) | |
6366 | { | |
6367 | DEBUG_puts("1ippWriteIO: Could not write IPP end-tag..."); | |
6368 | _cupsBufferRelease((char *)buffer); | |
6369 | return (IPP_STATE_ERROR); | |
6370 | } | |
6371 | ||
6372 | ipp->state = IPP_STATE_DATA; | |
6373 | } | |
6374 | break; | |
6375 | ||
6376 | case IPP_STATE_DATA : | |
6377 | break; | |
6378 | ||
6379 | default : | |
6380 | break; /* anti-compiler-warning-code */ | |
6381 | } | |
6382 | ||
6383 | _cupsBufferRelease((char *)buffer); | |
6384 | ||
6385 | return (ipp->state); | |
6386 | } | |
6387 | ||
6388 | ||
6389 | /* | |
6390 | * 'ipp_add_attr()' - Add a new attribute to the message. | |
6391 | */ | |
6392 | ||
6393 | static ipp_attribute_t * /* O - New attribute */ | |
6394 | ipp_add_attr(ipp_t *ipp, /* I - IPP message */ | |
6395 | const char *name, /* I - Attribute name or NULL */ | |
6396 | ipp_tag_t group_tag, /* I - Group tag or IPP_TAG_ZERO */ | |
6397 | ipp_tag_t value_tag, /* I - Value tag or IPP_TAG_ZERO */ | |
6398 | int num_values) /* I - Number of values */ | |
6399 | { | |
6400 | int alloc_values; /* Number of values to allocate */ | |
6401 | ipp_attribute_t *attr; /* New attribute */ | |
6402 | ||
6403 | ||
6404 | DEBUG_printf(("4ipp_add_attr(ipp=%p, name=\"%s\", group_tag=0x%x, value_tag=0x%x, " | |
6405 | "num_values=%d)", ipp, name, group_tag, value_tag, num_values)); | |
6406 | ||
6407 | /* | |
6408 | * Range check input... | |
6409 | */ | |
6410 | ||
6411 | if (!ipp || num_values < 0) | |
6412 | return (NULL); | |
6413 | ||
6414 | /* | |
6415 | * Allocate memory, rounding the allocation up as needed... | |
6416 | */ | |
6417 | ||
6418 | if (num_values <= 1) | |
6419 | alloc_values = 1; | |
6420 | else | |
6421 | alloc_values = (num_values + IPP_MAX_VALUES - 1) & ~(IPP_MAX_VALUES - 1); | |
6422 | ||
6423 | attr = calloc(sizeof(ipp_attribute_t) + | |
6424 | (size_t)(alloc_values - 1) * sizeof(_ipp_value_t), 1); | |
6425 | ||
6426 | if (attr) | |
6427 | { | |
6428 | /* | |
6429 | * Initialize attribute... | |
6430 | */ | |
6431 | ||
6432 | if (name) | |
6433 | attr->name = _cupsStrAlloc(name); | |
6434 | ||
6435 | attr->group_tag = group_tag; | |
6436 | attr->value_tag = value_tag; | |
6437 | attr->num_values = num_values; | |
6438 | ||
6439 | /* | |
6440 | * Add it to the end of the linked list... | |
6441 | */ | |
6442 | ||
6443 | if (ipp->last) | |
6444 | ipp->last->next = attr; | |
6445 | else | |
6446 | ipp->attrs = attr; | |
6447 | ||
6448 | ipp->prev = ipp->last; | |
6449 | ipp->last = ipp->current = attr; | |
6450 | } | |
6451 | ||
6452 | DEBUG_printf(("5ipp_add_attr: Returning %p", attr)); | |
6453 | ||
6454 | return (attr); | |
6455 | } | |
6456 | ||
6457 | ||
6458 | /* | |
6459 | * 'ipp_free_values()' - Free attribute values. | |
6460 | */ | |
6461 | ||
6462 | static void | |
6463 | ipp_free_values(ipp_attribute_t *attr, /* I - Attribute to free values from */ | |
6464 | int element,/* I - First value to free */ | |
6465 | int count) /* I - Number of values to free */ | |
6466 | { | |
6467 | int i; /* Looping var */ | |
6468 | _ipp_value_t *value; /* Current value */ | |
6469 | ||
6470 | ||
6471 | DEBUG_printf(("4ipp_free_values(attr=%p, element=%d, count=%d)", attr, | |
6472 | element, count)); | |
6473 | ||
6474 | if (!(attr->value_tag & IPP_TAG_CUPS_CONST)) | |
6475 | { | |
6476 | /* | |
6477 | * Free values as needed... | |
6478 | */ | |
6479 | ||
6480 | switch (attr->value_tag) | |
6481 | { | |
6482 | case IPP_TAG_TEXTLANG : | |
6483 | case IPP_TAG_NAMELANG : | |
6484 | if (element == 0 && count == attr->num_values && | |
6485 | attr->values[0].string.language) | |
6486 | { | |
6487 | _cupsStrFree(attr->values[0].string.language); | |
6488 | attr->values[0].string.language = NULL; | |
6489 | } | |
6490 | /* Fall through to other string values */ | |
6491 | ||
6492 | case IPP_TAG_TEXT : | |
6493 | case IPP_TAG_NAME : | |
6494 | case IPP_TAG_RESERVED_STRING : | |
6495 | case IPP_TAG_KEYWORD : | |
6496 | case IPP_TAG_URI : | |
6497 | case IPP_TAG_URISCHEME : | |
6498 | case IPP_TAG_CHARSET : | |
6499 | case IPP_TAG_LANGUAGE : | |
6500 | case IPP_TAG_MIMETYPE : | |
6501 | for (i = count, value = attr->values + element; | |
6502 | i > 0; | |
6503 | i --, value ++) | |
6504 | { | |
6505 | _cupsStrFree(value->string.text); | |
6506 | value->string.text = NULL; | |
6507 | } | |
6508 | break; | |
6509 | ||
6510 | case IPP_TAG_DEFAULT : | |
6511 | case IPP_TAG_UNKNOWN : | |
6512 | case IPP_TAG_NOVALUE : | |
6513 | case IPP_TAG_NOTSETTABLE : | |
6514 | case IPP_TAG_DELETEATTR : | |
6515 | case IPP_TAG_ADMINDEFINE : | |
6516 | case IPP_TAG_INTEGER : | |
6517 | case IPP_TAG_ENUM : | |
6518 | case IPP_TAG_BOOLEAN : | |
6519 | case IPP_TAG_DATE : | |
6520 | case IPP_TAG_RESOLUTION : | |
6521 | case IPP_TAG_RANGE : | |
6522 | break; | |
6523 | ||
6524 | case IPP_TAG_BEGIN_COLLECTION : | |
6525 | for (i = count, value = attr->values + element; | |
6526 | i > 0; | |
6527 | i --, value ++) | |
6528 | { | |
6529 | ippDelete(value->collection); | |
6530 | value->collection = NULL; | |
6531 | } | |
6532 | break; | |
6533 | ||
6534 | case IPP_TAG_STRING : | |
6535 | default : | |
6536 | for (i = count, value = attr->values + element; | |
6537 | i > 0; | |
6538 | i --, value ++) | |
6539 | { | |
6540 | if (value->unknown.data) | |
6541 | { | |
6542 | free(value->unknown.data); | |
6543 | value->unknown.data = NULL; | |
6544 | } | |
6545 | } | |
6546 | break; | |
6547 | } | |
6548 | } | |
6549 | ||
6550 | /* | |
6551 | * If we are not freeing values from the end, move the remaining values up... | |
6552 | */ | |
6553 | ||
6554 | if ((element + count) < attr->num_values) | |
6555 | memmove(attr->values + element, attr->values + element + count, | |
6556 | (size_t)(attr->num_values - count - element) * sizeof(_ipp_value_t)); | |
6557 | ||
6558 | attr->num_values -= count; | |
6559 | } | |
6560 | ||
6561 | ||
6562 | /* | |
6563 | * 'ipp_get_code()' - Convert a C locale/charset name into an IPP language/charset code. | |
6564 | * | |
6565 | * This typically converts strings of the form "ll_CC", "ll-REGION", and "CHARSET_NUMBER" | |
6566 | * to "ll-cc", "ll-region", and "charset-number", respectively. | |
6567 | */ | |
6568 | ||
6569 | static char * /* O - Language code string */ | |
6570 | ipp_get_code(const char *value, /* I - Locale/charset string */ | |
6571 | char *buffer, /* I - String buffer */ | |
6572 | size_t bufsize) /* I - Size of string buffer */ | |
6573 | { | |
6574 | char *bufptr, /* Pointer into buffer */ | |
6575 | *bufend; /* End of buffer */ | |
6576 | ||
6577 | ||
6578 | /* | |
6579 | * Convert values to lowercase and change _ to - as needed... | |
6580 | */ | |
6581 | ||
6582 | for (bufptr = buffer, bufend = buffer + bufsize - 1; | |
6583 | *value && bufptr < bufend; | |
6584 | value ++) | |
6585 | if (*value == '_') | |
6586 | *bufptr++ = '-'; | |
6587 | else | |
6588 | *bufptr++ = (char)_cups_tolower(*value); | |
6589 | ||
6590 | *bufptr = '\0'; | |
6591 | ||
6592 | /* | |
6593 | * Return the converted string... | |
6594 | */ | |
6595 | ||
6596 | return (buffer); | |
6597 | } | |
6598 | ||
6599 | ||
6600 | /* | |
6601 | * 'ipp_lang_code()' - Convert a C locale name into an IPP language code. | |
6602 | * | |
6603 | * This typically converts strings of the form "ll_CC" and "ll-REGION" to "ll-cc" and | |
6604 | * "ll-region", respectively. It also converts the "C" (POSIX) locale to "en". | |
6605 | */ | |
6606 | ||
6607 | static char * /* O - Language code string */ | |
6608 | ipp_lang_code(const char *locale, /* I - Locale string */ | |
6609 | char *buffer, /* I - String buffer */ | |
6610 | size_t bufsize) /* I - Size of string buffer */ | |
6611 | { | |
6612 | /* | |
6613 | * Map POSIX ("C") locale to generic English, otherwise convert the locale string as-is. | |
6614 | */ | |
6615 | ||
6616 | if (!_cups_strcasecmp(locale, "c")) | |
6617 | { | |
6618 | strlcpy(buffer, "en", bufsize); | |
6619 | return (buffer); | |
6620 | } | |
6621 | else | |
6622 | return (ipp_get_code(locale, buffer, bufsize)); | |
6623 | } | |
6624 | ||
6625 | ||
6626 | /* | |
6627 | * 'ipp_length()' - Compute the length of an IPP message or collection value. | |
6628 | */ | |
6629 | ||
6630 | static size_t /* O - Size of IPP message */ | |
6631 | ipp_length(ipp_t *ipp, /* I - IPP message or collection */ | |
6632 | int collection) /* I - 1 if a collection, 0 otherwise */ | |
6633 | { | |
6634 | int i; /* Looping var */ | |
6635 | size_t bytes; /* Number of bytes */ | |
6636 | ipp_attribute_t *attr; /* Current attribute */ | |
6637 | ipp_tag_t group; /* Current group */ | |
6638 | _ipp_value_t *value; /* Current value */ | |
6639 | ||
6640 | ||
6641 | DEBUG_printf(("3ipp_length(ipp=%p, collection=%d)", ipp, collection)); | |
6642 | ||
6643 | if (!ipp) | |
6644 | { | |
6645 | DEBUG_puts("4ipp_length: Returning 0 bytes"); | |
6646 | return (0); | |
6647 | } | |
6648 | ||
6649 | /* | |
6650 | * Start with 8 bytes for the IPP message header... | |
6651 | */ | |
6652 | ||
6653 | bytes = collection ? 0 : 8; | |
6654 | ||
6655 | /* | |
6656 | * Then add the lengths of each attribute... | |
6657 | */ | |
6658 | ||
6659 | group = IPP_TAG_ZERO; | |
6660 | ||
6661 | for (attr = ipp->attrs; attr != NULL; attr = attr->next) | |
6662 | { | |
6663 | if (attr->group_tag != group && !collection) | |
6664 | { | |
6665 | group = attr->group_tag; | |
6666 | if (group == IPP_TAG_ZERO) | |
6667 | continue; | |
6668 | ||
6669 | bytes ++; /* Group tag */ | |
6670 | } | |
6671 | ||
6672 | if (!attr->name) | |
6673 | continue; | |
6674 | ||
6675 | DEBUG_printf(("5ipp_length: attr->name=\"%s\", attr->num_values=%d, " | |
6676 | "bytes=" CUPS_LLFMT, attr->name, attr->num_values, CUPS_LLCAST bytes)); | |
6677 | ||
6678 | if (attr->value_tag < IPP_TAG_EXTENSION) | |
6679 | bytes += (size_t)attr->num_values;/* Value tag for each value */ | |
6680 | else | |
6681 | bytes += (size_t)(5 * attr->num_values); | |
6682 | /* Value tag for each value */ | |
6683 | bytes += (size_t)(2 * attr->num_values); | |
6684 | /* Name lengths */ | |
6685 | bytes += strlen(attr->name); /* Name */ | |
6686 | bytes += (size_t)(2 * attr->num_values); | |
6687 | /* Value lengths */ | |
6688 | ||
6689 | if (collection) | |
6690 | bytes += 5; /* Add membername overhead */ | |
6691 | ||
6692 | switch (attr->value_tag & ~IPP_TAG_CUPS_CONST) | |
6693 | { | |
6694 | case IPP_TAG_UNSUPPORTED_VALUE : | |
6695 | case IPP_TAG_DEFAULT : | |
6696 | case IPP_TAG_UNKNOWN : | |
6697 | case IPP_TAG_NOVALUE : | |
6698 | case IPP_TAG_NOTSETTABLE : | |
6699 | case IPP_TAG_DELETEATTR : | |
6700 | case IPP_TAG_ADMINDEFINE : | |
6701 | break; | |
6702 | ||
6703 | case IPP_TAG_INTEGER : | |
6704 | case IPP_TAG_ENUM : | |
6705 | bytes += (size_t)(4 * attr->num_values); | |
6706 | break; | |
6707 | ||
6708 | case IPP_TAG_BOOLEAN : | |
6709 | bytes += (size_t)attr->num_values; | |
6710 | break; | |
6711 | ||
6712 | case IPP_TAG_TEXT : | |
6713 | case IPP_TAG_NAME : | |
6714 | case IPP_TAG_KEYWORD : | |
6715 | case IPP_TAG_URI : | |
6716 | case IPP_TAG_URISCHEME : | |
6717 | case IPP_TAG_CHARSET : | |
6718 | case IPP_TAG_LANGUAGE : | |
6719 | case IPP_TAG_MIMETYPE : | |
6720 | for (i = 0, value = attr->values; | |
6721 | i < attr->num_values; | |
6722 | i ++, value ++) | |
6723 | if (value->string.text) | |
6724 | bytes += strlen(value->string.text); | |
6725 | break; | |
6726 | ||
6727 | case IPP_TAG_DATE : | |
6728 | bytes += (size_t)(11 * attr->num_values); | |
6729 | break; | |
6730 | ||
6731 | case IPP_TAG_RESOLUTION : | |
6732 | bytes += (size_t)(9 * attr->num_values); | |
6733 | break; | |
6734 | ||
6735 | case IPP_TAG_RANGE : | |
6736 | bytes += (size_t)(8 * attr->num_values); | |
6737 | break; | |
6738 | ||
6739 | case IPP_TAG_TEXTLANG : | |
6740 | case IPP_TAG_NAMELANG : | |
6741 | bytes += (size_t)(4 * attr->num_values); | |
6742 | /* Charset + text length */ | |
6743 | ||
6744 | for (i = 0, value = attr->values; | |
6745 | i < attr->num_values; | |
6746 | i ++, value ++) | |
6747 | { | |
6748 | if (value->string.language) | |
6749 | bytes += strlen(value->string.language); | |
6750 | ||
6751 | if (value->string.text) | |
6752 | bytes += strlen(value->string.text); | |
6753 | } | |
6754 | break; | |
6755 | ||
6756 | case IPP_TAG_BEGIN_COLLECTION : | |
6757 | for (i = 0, value = attr->values; | |
6758 | i < attr->num_values; | |
6759 | i ++, value ++) | |
6760 | bytes += ipp_length(value->collection, 1); | |
6761 | break; | |
6762 | ||
6763 | default : | |
6764 | for (i = 0, value = attr->values; | |
6765 | i < attr->num_values; | |
6766 | i ++, value ++) | |
6767 | bytes += (size_t)value->unknown.length; | |
6768 | break; | |
6769 | } | |
6770 | } | |
6771 | ||
6772 | /* | |
6773 | * Finally, add 1 byte for the "end of attributes" tag or 5 bytes | |
6774 | * for the "end of collection" tag and return... | |
6775 | */ | |
6776 | ||
6777 | if (collection) | |
6778 | bytes += 5; | |
6779 | else | |
6780 | bytes ++; | |
6781 | ||
6782 | DEBUG_printf(("4ipp_length: Returning " CUPS_LLFMT " bytes", CUPS_LLCAST bytes)); | |
6783 | ||
6784 | return (bytes); | |
6785 | } | |
6786 | ||
6787 | ||
6788 | /* | |
6789 | * 'ipp_read_http()' - Semi-blocking read on a HTTP connection... | |
6790 | */ | |
6791 | ||
6792 | static ssize_t /* O - Number of bytes read */ | |
6793 | ipp_read_http(http_t *http, /* I - Client connection */ | |
6794 | ipp_uchar_t *buffer, /* O - Buffer for data */ | |
6795 | size_t length) /* I - Total length */ | |
6796 | { | |
6797 | ssize_t tbytes, /* Total bytes read */ | |
6798 | bytes; /* Bytes read this pass */ | |
6799 | ||
6800 | ||
6801 | DEBUG_printf(("7ipp_read_http(http=%p, buffer=%p, length=%d)", | |
6802 | http, buffer, (int)length)); | |
6803 | ||
6804 | /* | |
6805 | * Loop until all bytes are read... | |
6806 | */ | |
6807 | ||
6808 | for (tbytes = 0, bytes = 0; | |
6809 | tbytes < (int)length; | |
6810 | tbytes += bytes, buffer += bytes) | |
6811 | { | |
6812 | DEBUG_printf(("9ipp_read_http: tbytes=" CUPS_LLFMT ", http->state=%d", CUPS_LLCAST tbytes, http->state)); | |
6813 | ||
6814 | if (http->state == HTTP_STATE_WAITING) | |
6815 | break; | |
6816 | ||
6817 | if (http->used == 0 && !http->blocking) | |
6818 | { | |
6819 | /* | |
6820 | * Wait up to 10 seconds for more data on non-blocking sockets... | |
6821 | */ | |
6822 | ||
6823 | if (!httpWait(http, 10000)) | |
6824 | { | |
6825 | /* | |
6826 | * Signal no data... | |
6827 | */ | |
6828 | ||
6829 | bytes = -1; | |
6830 | break; | |
6831 | } | |
6832 | } | |
6833 | ||
6834 | if ((bytes = httpRead2(http, (char *)buffer, length - (size_t)tbytes)) < 0) | |
6835 | { | |
6836 | #ifdef WIN32 | |
6837 | break; | |
6838 | #else | |
6839 | if (errno != EAGAIN && errno != EINTR) | |
6840 | break; | |
6841 | ||
6842 | bytes = 0; | |
6843 | #endif /* WIN32 */ | |
6844 | } | |
6845 | else if (bytes == 0) | |
6846 | break; | |
6847 | } | |
6848 | ||
6849 | /* | |
6850 | * Return the number of bytes read... | |
6851 | */ | |
6852 | ||
6853 | if (tbytes == 0 && bytes < 0) | |
6854 | tbytes = -1; | |
6855 | ||
6856 | DEBUG_printf(("8ipp_read_http: Returning " CUPS_LLFMT " bytes", CUPS_LLCAST tbytes)); | |
6857 | ||
6858 | return (tbytes); | |
6859 | } | |
6860 | ||
6861 | ||
6862 | /* | |
6863 | * 'ipp_read_file()' - Read IPP data from a file. | |
6864 | */ | |
6865 | ||
6866 | static ssize_t /* O - Number of bytes read */ | |
6867 | ipp_read_file(int *fd, /* I - File descriptor */ | |
6868 | ipp_uchar_t *buffer, /* O - Read buffer */ | |
6869 | size_t length) /* I - Number of bytes to read */ | |
6870 | { | |
6871 | #ifdef WIN32 | |
6872 | return ((ssize_t)read(*fd, buffer, (unsigned)length)); | |
6873 | #else | |
6874 | return (read(*fd, buffer, length)); | |
6875 | #endif /* WIN32 */ | |
6876 | } | |
6877 | ||
6878 | ||
6879 | /* | |
6880 | * 'ipp_set_error()' - Set a formatted, localized error string. | |
6881 | */ | |
6882 | ||
6883 | static void | |
6884 | ipp_set_error(ipp_status_t status, /* I - Status code */ | |
6885 | const char *format, /* I - Printf-style error string */ | |
6886 | ...) /* I - Additional arguments as needed */ | |
6887 | { | |
6888 | va_list ap; /* Pointer to additional args */ | |
6889 | char buffer[2048]; /* Message buffer */ | |
6890 | cups_lang_t *lang = cupsLangDefault(); | |
6891 | /* Current language */ | |
6892 | ||
6893 | ||
6894 | va_start(ap, format); | |
6895 | vsnprintf(buffer, sizeof(buffer), _cupsLangString(lang, format), ap); | |
6896 | va_end(ap); | |
6897 | ||
6898 | _cupsSetError(status, buffer, 0); | |
6899 | } | |
6900 | ||
6901 | ||
6902 | /* | |
6903 | * 'ipp_set_value()' - Get the value element from an attribute, expanding it as | |
6904 | * needed. | |
6905 | */ | |
6906 | ||
6907 | static _ipp_value_t * /* O - IPP value element or NULL on error */ | |
6908 | ipp_set_value(ipp_t *ipp, /* IO - IPP message */ | |
6909 | ipp_attribute_t **attr, /* IO - IPP attribute */ | |
6910 | int element) /* I - Value number (0-based) */ | |
6911 | { | |
6912 | ipp_attribute_t *temp, /* New attribute pointer */ | |
6913 | *current, /* Current attribute in list */ | |
6914 | *prev; /* Previous attribute in list */ | |
6915 | int alloc_values; /* Allocated values */ | |
6916 | ||
6917 | ||
6918 | /* | |
6919 | * If we are setting an existing value element, return it... | |
6920 | */ | |
6921 | ||
6922 | temp = *attr; | |
6923 | ||
6924 | if (temp->num_values <= 1) | |
6925 | alloc_values = 1; | |
6926 | else | |
6927 | alloc_values = (temp->num_values + IPP_MAX_VALUES - 1) & | |
6928 | ~(IPP_MAX_VALUES - 1); | |
6929 | ||
6930 | if (element < alloc_values) | |
6931 | { | |
6932 | if (element >= temp->num_values) | |
6933 | temp->num_values = element + 1; | |
6934 | ||
6935 | return (temp->values + element); | |
6936 | } | |
6937 | ||
6938 | /* | |
6939 | * Otherwise re-allocate the attribute - we allocate in groups of IPP_MAX_VALUE | |
6940 | * values when num_values > 1. | |
6941 | */ | |
6942 | ||
6943 | if (alloc_values < IPP_MAX_VALUES) | |
6944 | alloc_values = IPP_MAX_VALUES; | |
6945 | else | |
6946 | alloc_values += IPP_MAX_VALUES; | |
6947 | ||
6948 | DEBUG_printf(("4ipp_set_value: Reallocating for up to %d values.", | |
6949 | alloc_values)); | |
6950 | ||
6951 | /* | |
6952 | * Reallocate memory... | |
6953 | */ | |
6954 | ||
6955 | if ((temp = realloc(temp, sizeof(ipp_attribute_t) + (size_t)(alloc_values - 1) * sizeof(_ipp_value_t))) == NULL) | |
6956 | { | |
6957 | _cupsSetHTTPError(HTTP_STATUS_ERROR); | |
6958 | DEBUG_puts("4ipp_set_value: Unable to resize attribute."); | |
6959 | return (NULL); | |
6960 | } | |
6961 | ||
6962 | /* | |
6963 | * Zero the new memory... | |
6964 | */ | |
6965 | ||
6966 | memset(temp->values + temp->num_values, 0, (size_t)(alloc_values - temp->num_values) * sizeof(_ipp_value_t)); | |
6967 | ||
6968 | if (temp != *attr) | |
6969 | { | |
6970 | /* | |
6971 | * Reset pointers in the list... | |
6972 | */ | |
6973 | ||
6974 | if (ipp->current == *attr && ipp->prev) | |
6975 | { | |
6976 | /* | |
6977 | * Use current "previous" pointer... | |
6978 | */ | |
6979 | ||
6980 | prev = ipp->prev; | |
6981 | } | |
6982 | else | |
6983 | { | |
6984 | /* | |
6985 | * Find this attribute in the linked list... | |
6986 | */ | |
6987 | ||
6988 | for (prev = NULL, current = ipp->attrs; | |
6989 | current && current != *attr; | |
6990 | prev = current, current = current->next); | |
6991 | ||
6992 | if (!current) | |
6993 | { | |
6994 | /* | |
6995 | * This is a serious error! | |
6996 | */ | |
6997 | ||
6998 | *attr = temp; | |
6999 | _cupsSetError(IPP_STATUS_ERROR_INTERNAL, | |
7000 | _("IPP attribute is not a member of the message."), 1); | |
7001 | DEBUG_puts("4ipp_set_value: Unable to find attribute in message."); | |
7002 | return (NULL); | |
7003 | } | |
7004 | } | |
7005 | ||
7006 | if (prev) | |
7007 | prev->next = temp; | |
7008 | else | |
7009 | ipp->attrs = temp; | |
7010 | ||
7011 | ipp->current = temp; | |
7012 | ipp->prev = prev; | |
7013 | ||
7014 | if (ipp->last == *attr) | |
7015 | ipp->last = temp; | |
7016 | ||
7017 | *attr = temp; | |
7018 | } | |
7019 | ||
7020 | /* | |
7021 | * Return the value element... | |
7022 | */ | |
7023 | ||
7024 | if (element >= temp->num_values) | |
7025 | temp->num_values = element + 1; | |
7026 | ||
7027 | return (temp->values + element); | |
7028 | } | |
7029 | ||
7030 | ||
7031 | /* | |
7032 | * 'ipp_write_file()' - Write IPP data to a file. | |
7033 | */ | |
7034 | ||
7035 | static ssize_t /* O - Number of bytes written */ | |
7036 | ipp_write_file(int *fd, /* I - File descriptor */ | |
7037 | ipp_uchar_t *buffer, /* I - Data to write */ | |
7038 | size_t length) /* I - Number of bytes to write */ | |
7039 | { | |
7040 | #ifdef WIN32 | |
7041 | return ((ssize_t)write(*fd, buffer, (unsigned)length)); | |
7042 | #else | |
7043 | return (write(*fd, buffer, length)); | |
7044 | #endif /* WIN32 */ | |
7045 | } | |
7046 | ||
7047 | ||
7048 | /* | |
7049 | * End of "$Id: ipp.c 12093 2014-08-19 12:10:17Z msweet $". | |
7050 | */ |