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dec2f757 | 1 | /* |
64bbab09 | 2 | * "$Id: ipp.c,v 1.55.2.39 2004/02/25 16:58:32 mike Exp $" |
dec2f757 | 3 | * |
3a193f5e | 4 | * Internet Printing Protocol support functions for the Common UNIX |
5 | * Printing System (CUPS). | |
dec2f757 | 6 | * |
1d9595ab | 7 | * Copyright 1997-2003 by Easy Software Products, all rights reserved. |
dec2f757 | 8 | * |
9 | * These coded instructions, statements, and computer programs are the | |
10 | * property of Easy Software Products and are protected by Federal | |
11 | * copyright law. Distribution and use rights are outlined in the file | |
12 | * "LICENSE.txt" which should have been included with this file. If this | |
13 | * file is missing or damaged please contact Easy Software Products | |
14 | * at: | |
15 | * | |
16 | * Attn: CUPS Licensing Information | |
17 | * Easy Software Products | |
58ec2a95 | 18 | * 44141 Airport View Drive, Suite 204 |
dec2f757 | 19 | * Hollywood, Maryland 20636-3111 USA |
20 | * | |
21 | * Voice: (301) 373-9603 | |
22 | * EMail: cups-info@cups.org | |
23 | * WWW: http://www.cups.org | |
24 | * | |
dab1a4d8 | 25 | * This file is subject to the Apple OS-Developed Software exception. |
26 | * | |
dec2f757 | 27 | * Contents: |
28 | * | |
7db52463 | 29 | * ippAddBoolean() - Add a boolean attribute to an IPP request. |
30 | * ippAddBooleans() - Add an array of boolean values. | |
31 | * ippAddDate() - Add a date attribute to an IPP request. | |
32 | * ippAddInteger() - Add a integer attribute to an IPP request. | |
33 | * ippAddIntegers() - Add an array of integer values. | |
34 | * ippAddString() - Add a language-encoded string to an IPP request. | |
35 | * ippAddStrings() - Add language-encoded strings to an IPP request. | |
36 | * ippAddRange() - Add a range of values to an IPP request. | |
37 | * ippAddRanges() - Add ranges of values to an IPP request. | |
38 | * ippAddResolution() - Add a resolution value to an IPP request. | |
39 | * ippAddResolutions() - Add resolution values to an IPP request. | |
40 | * ippAddSeparator() - Add a group separator to an IPP request. | |
b070f93d | 41 | * ippDateToTime() - Convert from RFC 1903 Date/Time format to |
42 | * UNIX time in seconds. | |
7db52463 | 43 | * ippDelete() - Delete an IPP request. |
b0757135 | 44 | * ippDeleteAttribute() - Delete a single attribute in an IPP request. |
7db52463 | 45 | * ippFindAttribute() - Find a named attribute in a request... |
46 | * ippFindNextAttribute() - Find the next named attribute in a request... | |
47 | * ippLength() - Compute the length of an IPP request. | |
48 | * ippNew() - Allocate a new IPP request. | |
b070f93d | 49 | * ippRead() - Read data for an IPP request from a HTTP |
50 | * connection. | |
51 | * ippReadFile() - Read data for an IPP request from a file. | |
52 | * ippReadIO() - Read data for an IPP request. | |
53 | * ippTimeToDate() - Convert from UNIX time to RFC 1903 format. | |
54 | * ippWrite() - Write data for an IPP request to a HTTP | |
55 | * connection. | |
56 | * ippWriteFile() - Write data for an IPP request to a file. | |
57 | * ippWriteIO() - Write data for an IPP request. | |
7db52463 | 58 | * _ipp_add_attr() - Add a new attribute to the request. |
59 | * _ipp_free_attr() - Free an attribute. | |
b0757135 | 60 | * ipp_length() - Compute the length of an IPP request or |
61 | * collection value. | |
b070f93d | 62 | * ipp_read_http() - Semi-blocking read on a HTTP connection... |
63 | * ipp_read_file() - Read IPP data from a file. | |
b070f93d | 64 | * ipp_write_file() - Write IPP data to a file. |
dec2f757 | 65 | */ |
66 | ||
67 | /* | |
68 | * Include necessary headers... | |
69 | */ | |
70 | ||
3b960317 | 71 | #include <stdio.h> |
72 | #include <stdlib.h> | |
977acbd3 | 73 | #include "string.h" |
3b960317 | 74 | |
50146867 | 75 | #include "ipp.h" |
4a73831b | 76 | #include "debug.h" |
b03923b8 | 77 | #include <ctype.h> |
3955a26e | 78 | #include <errno.h> |
dec2f757 | 79 | |
80 | ||
81 | /* | |
3a193f5e | 82 | * Local functions... |
83 | */ | |
84 | ||
b0757135 | 85 | static size_t ipp_length(ipp_t *ipp, int collection); |
86 | static int ipp_read_http(http_t *http, ipp_uchar_t *buffer, int length); | |
87 | static int ipp_read_file(int *fd, ipp_uchar_t *buffer, int length); | |
b0757135 | 88 | static int ipp_write_file(int *fd, ipp_uchar_t *buffer, int length); |
3a193f5e | 89 | |
90 | ||
50146867 | 91 | /* |
92 | * 'ippAddBoolean()' - Add a boolean attribute to an IPP request. | |
93 | */ | |
94 | ||
b0757135 | 95 | ipp_attribute_t * /* O - New attribute */ |
96 | ippAddBoolean(ipp_t *ipp, /* I - IPP request */ | |
97 | ipp_tag_t group, /* I - IPP group */ | |
98 | const char *name, /* I - Name of attribute */ | |
99 | char value) /* I - Value of attribute */ | |
3a193f5e | 100 | { |
b0757135 | 101 | ipp_attribute_t *attr; /* New attribute */ |
3a193f5e | 102 | |
103 | ||
27d555e8 | 104 | DEBUG_printf(("ippAddBoolean(%p, %02x, \'%s\', %d)\n", ipp, group, name, value)); |
aeabf506 | 105 | |
50146867 | 106 | if (ipp == NULL || name == NULL) |
107 | return (NULL); | |
3a193f5e | 108 | |
e09246c8 | 109 | if ((attr = _ipp_add_attr(ipp, 1)) == NULL) |
50146867 | 110 | return (NULL); |
3a193f5e | 111 | |
50146867 | 112 | attr->name = strdup(name); |
113 | attr->group_tag = group; | |
114 | attr->value_tag = IPP_TAG_BOOLEAN; | |
115 | attr->values[0].boolean = value; | |
116 | ||
117 | return (attr); | |
3a193f5e | 118 | } |
119 | ||
120 | ||
50146867 | 121 | /* |
122 | * 'ippAddBooleans()' - Add an array of boolean values. | |
123 | */ | |
124 | ||
b0757135 | 125 | ipp_attribute_t * /* O - New attribute */ |
126 | ippAddBooleans(ipp_t *ipp, /* I - IPP request */ | |
127 | ipp_tag_t group, /* I - IPP group */ | |
128 | const char *name, /* I - Name of attribute */ | |
129 | int num_values, /* I - Number of values */ | |
130 | const char *values) /* I - Values */ | |
3a193f5e | 131 | { |
b0757135 | 132 | int i; /* Looping var */ |
133 | ipp_attribute_t *attr; /* New attribute */ | |
134 | ipp_value_t *value; /* Current value */ | |
50146867 | 135 | |
136 | ||
27d555e8 | 137 | DEBUG_printf(("ippAddBooleans(%p, %02x, \'%s\', %d, %p)\n", ipp, |
5356dc5a | 138 | group, name, num_values, values)); |
aeabf506 | 139 | |
2d850885 | 140 | if (ipp == NULL || name == NULL || num_values < 1) |
50146867 | 141 | return (NULL); |
142 | ||
e09246c8 | 143 | if ((attr = _ipp_add_attr(ipp, num_values)) == NULL) |
50146867 | 144 | return (NULL); |
145 | ||
146 | attr->name = strdup(name); | |
147 | attr->group_tag = group; | |
148 | attr->value_tag = IPP_TAG_BOOLEAN; | |
149 | ||
5356dc5a | 150 | if (values != NULL) |
753453e4 | 151 | for (i = 0, value = attr->values; |
152 | i < num_values; | |
153 | i ++, value ++) | |
154 | value->boolean = values[i]; | |
50146867 | 155 | |
156 | return (attr); | |
3a193f5e | 157 | } |
158 | ||
159 | ||
b0757135 | 160 | /* |
161 | * 'ippAddCollection()' - Add a collection value. | |
162 | */ | |
163 | ||
164 | ipp_attribute_t * /* O - New attribute */ | |
165 | ippAddCollection(ipp_t *ipp, /* I - IPP request */ | |
166 | ipp_tag_t group, /* I - IPP group */ | |
167 | const char *name, /* I - Name of attribute */ | |
168 | ipp_t *value) /* I - Value */ | |
169 | { | |
170 | ipp_attribute_t *attr; /* New attribute */ | |
171 | ||
172 | ||
173 | DEBUG_printf(("ippAddCollection(%p, %02x, \'%s\', %p)\n", ipp, group, name, | |
174 | value)); | |
175 | ||
176 | if (ipp == NULL || name == NULL) | |
177 | return (NULL); | |
178 | ||
179 | if ((attr = _ipp_add_attr(ipp, 1)) == NULL) | |
180 | return (NULL); | |
181 | ||
182 | attr->name = strdup(name); | |
183 | attr->group_tag = group; | |
184 | attr->value_tag = IPP_TAG_BEGIN_COLLECTION; | |
185 | attr->values[0].collection = value; | |
186 | ||
187 | return (attr); | |
188 | } | |
189 | ||
190 | ||
191 | /* | |
192 | * 'ippAddCollections()' - Add an array of collection values. | |
193 | */ | |
194 | ||
195 | ipp_attribute_t * /* O - New attribute */ | |
196 | ippAddCollections(ipp_t *ipp, /* I - IPP request */ | |
197 | ipp_tag_t group, /* I - IPP group */ | |
198 | const char *name, /* I - Name of attribute */ | |
199 | int num_values, /* I - Number of values */ | |
200 | const ipp_t **values) /* I - Values */ | |
201 | { | |
202 | int i; /* Looping var */ | |
203 | ipp_attribute_t *attr; /* New attribute */ | |
204 | ipp_value_t *value; /* Current value */ | |
205 | ||
206 | ||
207 | DEBUG_printf(("ippAddCollections(%p, %02x, \'%s\', %d, %p)\n", ipp, | |
208 | group, name, num_values, values)); | |
209 | ||
210 | if (ipp == NULL || name == NULL || num_values < 1) | |
211 | return (NULL); | |
212 | ||
213 | if ((attr = _ipp_add_attr(ipp, num_values)) == NULL) | |
214 | return (NULL); | |
215 | ||
216 | attr->name = strdup(name); | |
217 | attr->group_tag = group; | |
218 | attr->value_tag = IPP_TAG_BEGIN_COLLECTION; | |
219 | ||
220 | if (values != NULL) | |
221 | for (i = 0, value = attr->values; | |
222 | i < num_values; | |
223 | i ++, value ++) | |
224 | value->collection = (ipp_t *)values[i]; | |
225 | ||
226 | return (attr); | |
227 | } | |
228 | ||
229 | ||
50146867 | 230 | /* |
231 | * 'ippAddDate()' - Add a date attribute to an IPP request. | |
232 | */ | |
233 | ||
b0757135 | 234 | ipp_attribute_t * /* O - New attribute */ |
235 | ippAddDate(ipp_t *ipp, /* I - IPP request */ | |
236 | ipp_tag_t group, /* I - IPP group */ | |
237 | const char *name, /* I - Name of attribute */ | |
238 | const ipp_uchar_t *value) /* I - Value */ | |
3a193f5e | 239 | { |
b0757135 | 240 | ipp_attribute_t *attr; /* New attribute */ |
50146867 | 241 | |
242 | ||
27d555e8 | 243 | DEBUG_printf(("ippAddDate(%p, %02x, \'%s\', %p)\n", ipp, group, name, |
aeabf506 | 244 | value)); |
245 | ||
50146867 | 246 | if (ipp == NULL || name == NULL || value == NULL) |
247 | return (NULL); | |
248 | ||
e09246c8 | 249 | if ((attr = _ipp_add_attr(ipp, 1)) == NULL) |
50146867 | 250 | return (NULL); |
251 | ||
252 | attr->name = strdup(name); | |
253 | attr->group_tag = group; | |
254 | attr->value_tag = IPP_TAG_DATE; | |
255 | memcpy(attr->values[0].date, value, 11); | |
256 | ||
257 | return (attr); | |
3a193f5e | 258 | } |
259 | ||
260 | ||
50146867 | 261 | /* |
262 | * 'ippAddInteger()' - Add a integer attribute to an IPP request. | |
263 | */ | |
264 | ||
b0757135 | 265 | ipp_attribute_t * /* O - New attribute */ |
266 | ippAddInteger(ipp_t *ipp, /* I - IPP request */ | |
267 | ipp_tag_t group, /* I - IPP group */ | |
268 | ipp_tag_t type, /* I - Type of attribute */ | |
269 | const char *name, /* I - Name of attribute */ | |
270 | int value) /* I - Value of attribute */ | |
3a193f5e | 271 | { |
b0757135 | 272 | ipp_attribute_t *attr; /* New attribute */ |
50146867 | 273 | |
274 | ||
27d555e8 | 275 | DEBUG_printf(("ippAddInteger(%p, %d, \'%s\', %d)\n", ipp, group, name, |
4a73831b | 276 | value)); |
277 | ||
50146867 | 278 | if (ipp == NULL || name == NULL) |
279 | return (NULL); | |
280 | ||
e09246c8 | 281 | if ((attr = _ipp_add_attr(ipp, 1)) == NULL) |
50146867 | 282 | return (NULL); |
283 | ||
284 | attr->name = strdup(name); | |
285 | attr->group_tag = group; | |
58ec2a95 | 286 | attr->value_tag = type; |
50146867 | 287 | attr->values[0].integer = value; |
288 | ||
289 | return (attr); | |
3a193f5e | 290 | } |
291 | ||
292 | ||
50146867 | 293 | /* |
294 | * 'ippAddIntegers()' - Add an array of integer values. | |
295 | */ | |
296 | ||
b0757135 | 297 | ipp_attribute_t * /* O - New attribute */ |
298 | ippAddIntegers(ipp_t *ipp, /* I - IPP request */ | |
299 | ipp_tag_t group, /* I - IPP group */ | |
300 | ipp_tag_t type, /* I - Type of attribute */ | |
301 | const char *name, /* I - Name of attribute */ | |
302 | int num_values, /* I - Number of values */ | |
303 | const int *values) /* I - Values */ | |
3a193f5e | 304 | { |
b0757135 | 305 | int i; /* Looping var */ |
306 | ipp_attribute_t *attr; /* New attribute */ | |
307 | ipp_value_t *value; /* Current value */ | |
50146867 | 308 | |
309 | ||
2d850885 | 310 | if (ipp == NULL || name == NULL || num_values < 1) |
50146867 | 311 | return (NULL); |
312 | ||
e09246c8 | 313 | if ((attr = _ipp_add_attr(ipp, num_values)) == NULL) |
50146867 | 314 | return (NULL); |
315 | ||
316 | attr->name = strdup(name); | |
317 | attr->group_tag = group; | |
58ec2a95 | 318 | attr->value_tag = type; |
50146867 | 319 | |
5356dc5a | 320 | if (values != NULL) |
753453e4 | 321 | for (i = 0, value = attr->values; |
322 | i < num_values; | |
323 | i ++, value ++) | |
324 | value->integer = values[i]; | |
50146867 | 325 | |
326 | return (attr); | |
3a193f5e | 327 | } |
328 | ||
329 | ||
50146867 | 330 | /* |
58ec2a95 | 331 | * 'ippAddString()' - Add a language-encoded string to an IPP request. |
50146867 | 332 | */ |
333 | ||
b0757135 | 334 | ipp_attribute_t * /* O - New attribute */ |
335 | ippAddString(ipp_t *ipp, /* I - IPP request */ | |
336 | ipp_tag_t group, /* I - IPP group */ | |
337 | ipp_tag_t type, /* I - Type of attribute */ | |
338 | const char *name, /* I - Name of attribute */ | |
339 | const char *charset, /* I - Character set */ | |
340 | const char *value) /* I - Value */ | |
3a193f5e | 341 | { |
b0757135 | 342 | ipp_attribute_t *attr; /* New attribute */ |
50146867 | 343 | |
344 | ||
345 | if (ipp == NULL || name == NULL) | |
346 | return (NULL); | |
347 | ||
e09246c8 | 348 | if ((attr = _ipp_add_attr(ipp, 1)) == NULL) |
50146867 | 349 | return (NULL); |
350 | ||
746265a5 | 351 | /* |
352 | * Force value to be English for the POSIX locale... | |
353 | */ | |
354 | ||
355 | if (type == IPP_TAG_LANGUAGE && strcasecmp(value, "C") == 0) | |
356 | value = "en"; | |
357 | ||
358 | /* | |
359 | * Initialize the attribute data... | |
360 | */ | |
361 | ||
50146867 | 362 | attr->name = strdup(name); |
363 | attr->group_tag = group; | |
58ec2a95 | 364 | attr->value_tag = type; |
753453e4 | 365 | attr->values[0].string.charset = ((int)type & IPP_TAG_COPY) ? (char *)charset : |
366 | charset ? strdup(charset) : NULL; | |
367 | attr->values[0].string.text = ((int)type & IPP_TAG_COPY) ? (char *)value : | |
368 | value ? strdup(value) : NULL; | |
50146867 | 369 | |
746265a5 | 370 | /* |
371 | * Convert language values to lowercase and change _ to - as needed... | |
372 | */ | |
373 | ||
b54e35d5 | 374 | if ((type == IPP_TAG_LANGUAGE || type == IPP_TAG_CHARSET) && |
375 | attr->values[0].string.text) | |
c9061d17 | 376 | { |
c9061d17 | 377 | char *p; |
378 | ||
379 | ||
5a2c7855 | 380 | for (p = attr->values[0].string.text; *p; p ++) |
c9061d17 | 381 | if (*p == '_') |
5a2c7855 | 382 | *p = '-'; |
c9061d17 | 383 | else |
64bbab09 | 384 | *p = tolower(*p & 255); |
c9061d17 | 385 | } |
386 | ||
50146867 | 387 | return (attr); |
3a193f5e | 388 | } |
389 | ||
390 | ||
50146867 | 391 | /* |
58ec2a95 | 392 | * 'ippAddStrings()' - Add language-encoded strings to an IPP request. |
50146867 | 393 | */ |
394 | ||
b0757135 | 395 | ipp_attribute_t * /* O - New attribute */ |
6db7190f | 396 | ippAddStrings(ipp_t *ipp, /* I - IPP request */ |
397 | ipp_tag_t group, /* I - IPP group */ | |
398 | ipp_tag_t type, /* I - Type of attribute */ | |
399 | const char *name, /* I - Name of attribute */ | |
400 | int num_values, /* I - Number of values */ | |
401 | const char *charset, /* I - Character set */ | |
402 | const char * const *values) /* I - Values */ | |
3a193f5e | 403 | { |
b0757135 | 404 | int i; /* Looping var */ |
405 | ipp_attribute_t *attr; /* New attribute */ | |
406 | ipp_value_t *value; /* Current value */ | |
50146867 | 407 | |
408 | ||
2d850885 | 409 | if (ipp == NULL || name == NULL || num_values < 1) |
50146867 | 410 | return (NULL); |
411 | ||
e09246c8 | 412 | if ((attr = _ipp_add_attr(ipp, num_values)) == NULL) |
50146867 | 413 | return (NULL); |
414 | ||
746265a5 | 415 | /* |
416 | * Initialize the attribute data... | |
417 | */ | |
418 | ||
50146867 | 419 | attr->name = strdup(name); |
420 | attr->group_tag = group; | |
58ec2a95 | 421 | attr->value_tag = type; |
50146867 | 422 | |
753453e4 | 423 | for (i = 0, value = attr->values; |
424 | i < num_values; | |
425 | i ++, value ++) | |
426 | { | |
427 | if (i == 0) | |
428 | value->string.charset = ((int)type & IPP_TAG_COPY) ? (char *)charset : | |
429 | charset ? strdup(charset) : NULL; | |
430 | else | |
431 | value->string.charset = attr->values[0].string.charset; | |
432 | ||
433 | if (values != NULL) | |
746265a5 | 434 | { |
435 | /* | |
436 | * Force language to be English for the POSIX locale... | |
437 | */ | |
438 | ||
439 | if (type == IPP_TAG_LANGUAGE && strcasecmp(values[i], "C") == 0) | |
440 | value->string.text = ((int)type & IPP_TAG_COPY) ? "en" : | |
441 | strdup("en"); | |
442 | else | |
443 | value->string.text = ((int)type & IPP_TAG_COPY) ? (char *)values[i] : | |
444 | strdup(values[i]); | |
445 | } | |
753453e4 | 446 | } |
50146867 | 447 | |
448 | return (attr); | |
3a193f5e | 449 | } |
450 | ||
451 | ||
50146867 | 452 | /* |
453 | * 'ippAddRange()' - Add a range of values to an IPP request. | |
454 | */ | |
3a193f5e | 455 | |
b0757135 | 456 | ipp_attribute_t * /* O - New attribute */ |
457 | ippAddRange(ipp_t *ipp, /* I - IPP request */ | |
458 | ipp_tag_t group, /* I - IPP group */ | |
459 | const char *name, /* I - Name of attribute */ | |
460 | int lower, /* I - Lower value */ | |
461 | int upper) /* I - Upper value */ | |
3a193f5e | 462 | { |
b0757135 | 463 | ipp_attribute_t *attr; /* New attribute */ |
50146867 | 464 | |
465 | ||
e455ef57 | 466 | if (ipp == NULL || name == NULL) |
50146867 | 467 | return (NULL); |
468 | ||
e09246c8 | 469 | if ((attr = _ipp_add_attr(ipp, 1)) == NULL) |
50146867 | 470 | return (NULL); |
471 | ||
472 | attr->name = strdup(name); | |
473 | attr->group_tag = group; | |
474 | attr->value_tag = IPP_TAG_RANGE; | |
475 | attr->values[0].range.lower = lower; | |
476 | attr->values[0].range.upper = upper; | |
477 | ||
478 | return (attr); | |
3a193f5e | 479 | } |
480 | ||
481 | ||
5356dc5a | 482 | /* |
483 | * 'ippAddRanges()' - Add ranges of values to an IPP request. | |
484 | */ | |
485 | ||
b0757135 | 486 | ipp_attribute_t * /* O - New attribute */ |
487 | ippAddRanges(ipp_t *ipp, /* I - IPP request */ | |
488 | ipp_tag_t group, /* I - IPP group */ | |
489 | const char *name, /* I - Name of attribute */ | |
490 | int num_values, /* I - Number of values */ | |
491 | const int *lower, /* I - Lower values */ | |
492 | const int *upper) /* I - Upper values */ | |
5356dc5a | 493 | { |
b0757135 | 494 | int i; /* Looping var */ |
495 | ipp_attribute_t *attr; /* New attribute */ | |
496 | ipp_value_t *value; /* Current value */ | |
5356dc5a | 497 | |
498 | ||
2d850885 | 499 | if (ipp == NULL || name == NULL || num_values < 1) |
5356dc5a | 500 | return (NULL); |
501 | ||
e09246c8 | 502 | if ((attr = _ipp_add_attr(ipp, num_values)) == NULL) |
5356dc5a | 503 | return (NULL); |
504 | ||
b0757135 | 505 | attr->name = strdup(name); |
506 | attr->group_tag = group; | |
507 | attr->value_tag = IPP_TAG_RANGE; | |
5356dc5a | 508 | |
509 | if (lower != NULL && upper != NULL) | |
753453e4 | 510 | for (i = 0, value = attr->values; |
511 | i < num_values; | |
512 | i ++, value ++) | |
5356dc5a | 513 | { |
753453e4 | 514 | value->range.lower = lower[i]; |
515 | value->range.upper = upper[i]; | |
5356dc5a | 516 | } |
517 | ||
518 | return (attr); | |
519 | } | |
520 | ||
521 | ||
50146867 | 522 | /* |
523 | * 'ippAddResolution()' - Add a resolution value to an IPP request. | |
524 | */ | |
525 | ||
b0757135 | 526 | ipp_attribute_t * /* O - New attribute */ |
527 | ippAddResolution(ipp_t *ipp, /* I - IPP request */ | |
528 | ipp_tag_t group, /* I - IPP group */ | |
529 | const char *name, /* I - Name of attribute */ | |
530 | ipp_res_t units, /* I - Units for resolution */ | |
531 | int xres, /* I - X resolution */ | |
532 | int yres) /* I - Y resolution */ | |
3a193f5e | 533 | { |
b0757135 | 534 | ipp_attribute_t *attr; /* New attribute */ |
50146867 | 535 | |
536 | ||
537 | if (ipp == NULL || name == NULL) | |
538 | return (NULL); | |
539 | ||
e09246c8 | 540 | if ((attr = _ipp_add_attr(ipp, 1)) == NULL) |
50146867 | 541 | return (NULL); |
542 | ||
543 | attr->name = strdup(name); | |
544 | attr->group_tag = group; | |
545 | attr->value_tag = IPP_TAG_RESOLUTION; | |
546 | attr->values[0].resolution.xres = xres; | |
547 | attr->values[0].resolution.yres = yres; | |
548 | attr->values[0].resolution.units = units; | |
549 | ||
550 | return (attr); | |
3a193f5e | 551 | } |
552 | ||
553 | ||
5356dc5a | 554 | /* |
555 | * 'ippAddResolutions()' - Add resolution values to an IPP request. | |
556 | */ | |
557 | ||
b0757135 | 558 | ipp_attribute_t * /* O - New attribute */ |
559 | ippAddResolutions(ipp_t *ipp, /* I - IPP request */ | |
560 | ipp_tag_t group, /* I - IPP group */ | |
561 | const char *name, /* I - Name of attribute */ | |
562 | int num_values, /* I - Number of values */ | |
563 | ipp_res_t units, /* I - Units for resolution */ | |
564 | const int *xres, /* I - X resolutions */ | |
565 | const int *yres) /* I - Y resolutions */ | |
5356dc5a | 566 | { |
b0757135 | 567 | int i; /* Looping var */ |
568 | ipp_attribute_t *attr; /* New attribute */ | |
569 | ipp_value_t *value; /* Current value */ | |
5356dc5a | 570 | |
571 | ||
e455ef57 | 572 | if (ipp == NULL || name == NULL || num_values < 1) |
5356dc5a | 573 | return (NULL); |
574 | ||
e09246c8 | 575 | if ((attr = _ipp_add_attr(ipp, num_values)) == NULL) |
5356dc5a | 576 | return (NULL); |
577 | ||
b0757135 | 578 | attr->name = strdup(name); |
579 | attr->group_tag = group; | |
580 | attr->value_tag = IPP_TAG_RESOLUTION; | |
5356dc5a | 581 | |
582 | if (xres != NULL && yres != NULL) | |
753453e4 | 583 | for (i = 0, value = attr->values; |
584 | i < num_values; | |
585 | i ++, value ++) | |
5356dc5a | 586 | { |
753453e4 | 587 | value->resolution.xres = xres[i]; |
588 | value->resolution.yres = yres[i]; | |
589 | value->resolution.units = units; | |
5356dc5a | 590 | } |
591 | ||
592 | return (attr); | |
593 | } | |
594 | ||
595 | ||
596 | /* | |
597 | * 'ippAddSeparator()' - Add a group separator to an IPP request. | |
598 | */ | |
599 | ||
b0757135 | 600 | ipp_attribute_t * /* O - New attribute */ |
601 | ippAddSeparator(ipp_t *ipp) /* I - IPP request */ | |
5356dc5a | 602 | { |
b0757135 | 603 | ipp_attribute_t *attr; /* New attribute */ |
5356dc5a | 604 | |
605 | ||
27d555e8 | 606 | DEBUG_printf(("ippAddSeparator(%p)\n", ipp)); |
5356dc5a | 607 | |
608 | if (ipp == NULL) | |
609 | return (NULL); | |
610 | ||
e09246c8 | 611 | if ((attr = _ipp_add_attr(ipp, 0)) == NULL) |
5356dc5a | 612 | return (NULL); |
613 | ||
614 | attr->group_tag = IPP_TAG_ZERO; | |
615 | attr->value_tag = IPP_TAG_ZERO; | |
616 | ||
617 | return (attr); | |
618 | } | |
619 | ||
620 | ||
3a193f5e | 621 | /* |
50146867 | 622 | * 'ippDateToTime()' - Convert from RFC 1903 Date/Time format to UNIX time |
7db52463 | 623 | * in seconds. |
3a193f5e | 624 | */ |
625 | ||
b0757135 | 626 | time_t /* O - UNIX time value */ |
627 | ippDateToTime(const ipp_uchar_t *date) /* I - RFC 1903 date info */ | |
3a193f5e | 628 | { |
b0757135 | 629 | struct tm unixdate; /* UNIX date/time info */ |
630 | time_t t; /* Computed time */ | |
3a193f5e | 631 | |
632 | ||
633 | memset(&unixdate, 0, sizeof(unixdate)); | |
634 | ||
635 | /* | |
636 | * RFC-1903 date/time format is: | |
637 | * | |
638 | * Byte(s) Description | |
639 | * ------- ----------- | |
640 | * 0-1 Year (0 to 65535) | |
641 | * 2 Month (1 to 12) | |
642 | * 3 Day (1 to 31) | |
643 | * 4 Hours (0 to 23) | |
644 | * 5 Minutes (0 to 59) | |
645 | * 6 Seconds (0 to 60, 60 = "leap second") | |
646 | * 7 Deciseconds (0 to 9) | |
647 | * 8 +/- UTC | |
648 | * 9 UTC hours (0 to 11) | |
649 | * 10 UTC minutes (0 to 59) | |
650 | */ | |
651 | ||
652 | unixdate.tm_year = ((date[0] << 8) | date[1]) - 1900; | |
653 | unixdate.tm_mon = date[2] - 1; | |
654 | unixdate.tm_mday = date[3]; | |
655 | unixdate.tm_hour = date[4]; | |
656 | unixdate.tm_min = date[5]; | |
657 | unixdate.tm_sec = date[6]; | |
658 | ||
659 | t = mktime(&unixdate); | |
660 | ||
661 | if (date[8] == '-') | |
662 | t += date[9] * 3600 + date[10] * 60; | |
663 | else | |
664 | t -= date[9] * 3600 + date[10] * 60; | |
665 | ||
666 | return (t); | |
667 | } | |
668 | ||
669 | ||
50146867 | 670 | /* |
671 | * 'ippDelete()' - Delete an IPP request. | |
672 | */ | |
673 | ||
3a193f5e | 674 | void |
b0757135 | 675 | ippDelete(ipp_t *ipp) /* I - IPP request */ |
3a193f5e | 676 | { |
b0757135 | 677 | ipp_attribute_t *attr, /* Current attribute */ |
678 | *next; /* Next attribute */ | |
50146867 | 679 | |
680 | ||
753453e4 | 681 | DEBUG_printf(("ippDelete(): %p\n", ipp)); |
ccf243ee | 682 | |
50146867 | 683 | if (ipp == NULL) |
684 | return; | |
685 | ||
686 | for (attr = ipp->attrs; attr != NULL; attr = next) | |
687 | { | |
50146867 | 688 | next = attr->next; |
a3e17a89 | 689 | _ipp_free_attr(attr); |
50146867 | 690 | } |
691 | ||
692 | free(ipp); | |
3a193f5e | 693 | } |
694 | ||
695 | ||
b0757135 | 696 | /* |
697 | * 'ippDeleteAttribute()' - Delete a single attribute in an IPP request. | |
698 | */ | |
699 | ||
700 | void | |
701 | ippDeleteAttribute(ipp_t *ipp, /* I - IPP request */ | |
702 | ipp_attribute_t *attr) /* I - Attribute to delete */ | |
703 | { | |
704 | } | |
705 | ||
706 | ||
50146867 | 707 | /* |
708 | * 'ippFindAttribute()' - Find a named attribute in a request... | |
709 | */ | |
710 | ||
b0757135 | 711 | ipp_attribute_t * /* O - Matching attribute */ |
712 | ippFindAttribute(ipp_t *ipp, /* I - IPP request */ | |
713 | const char *name, /* I - Name of attribute */ | |
714 | ipp_tag_t type) /* I - Type of attribute */ | |
7db52463 | 715 | { |
716 | DEBUG_printf(("ippFindAttribute(%p, \'%s\')\n", ipp, name)); | |
717 | ||
718 | if (ipp == NULL || name == NULL) | |
719 | return (NULL); | |
720 | ||
721 | /* | |
722 | * Reset the current pointer... | |
723 | */ | |
724 | ||
725 | ipp->current = NULL; | |
726 | ||
727 | /* | |
728 | * Search for the attribute... | |
729 | */ | |
730 | ||
731 | return (ippFindNextAttribute(ipp, name, type)); | |
732 | } | |
733 | ||
734 | ||
735 | /* | |
736 | * 'ippFindNextAttribute()' - Find the next named attribute in a request... | |
737 | */ | |
738 | ||
b0757135 | 739 | ipp_attribute_t * /* O - Matching attribute */ |
740 | ippFindNextAttribute(ipp_t *ipp, /* I - IPP request */ | |
741 | const char *name, /* I - Name of attribute */ | |
742 | ipp_tag_t type) /* I - Type of attribute */ | |
3a193f5e | 743 | { |
b0757135 | 744 | ipp_attribute_t *attr; /* Current atttribute */ |
745 | ipp_tag_t value_tag; /* Value tag */ | |
50146867 | 746 | |
747 | ||
7db52463 | 748 | DEBUG_printf(("ippFindNextAttribute(%p, \'%s\')\n", ipp, name)); |
5356dc5a | 749 | |
50146867 | 750 | if (ipp == NULL || name == NULL) |
751 | return (NULL); | |
752 | ||
7db52463 | 753 | if (ipp->current) |
754 | attr = ipp->current->next; | |
755 | else | |
756 | attr = ipp->attrs; | |
757 | ||
758 | for (; attr != NULL; attr = attr->next) | |
5356dc5a | 759 | { |
27d555e8 | 760 | DEBUG_printf(("ippFindAttribute: attr = %p, name = \'%s\'\n", attr, |
5356dc5a | 761 | attr->name)); |
762 | ||
b5cb0608 | 763 | value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK); |
b6ea8f29 | 764 | |
a7b3e92e | 765 | if (attr->name != NULL && strcasecmp(attr->name, name) == 0 && |
b6ea8f29 | 766 | (value_tag == type || type == IPP_TAG_ZERO || |
767 | (value_tag == IPP_TAG_TEXTLANG && type == IPP_TAG_TEXT) || | |
768 | (value_tag == IPP_TAG_NAMELANG && type == IPP_TAG_NAME))) | |
7db52463 | 769 | { |
770 | ipp->current = attr; | |
771 | ||
50146867 | 772 | return (attr); |
7db52463 | 773 | } |
5356dc5a | 774 | } |
50146867 | 775 | |
7db52463 | 776 | ipp->current = NULL; |
777 | ||
50146867 | 778 | return (NULL); |
3a193f5e | 779 | } |
780 | ||
781 | ||
782 | /* | |
50146867 | 783 | * 'ippLength()' - Compute the length of an IPP request. |
3a193f5e | 784 | */ |
785 | ||
b0757135 | 786 | size_t /* O - Size of IPP request */ |
787 | ippLength(ipp_t *ipp) /* I - IPP request */ | |
3a193f5e | 788 | { |
b0757135 | 789 | return (ipp_length(ipp, 0)); |
50146867 | 790 | } |
3a193f5e | 791 | |
50146867 | 792 | |
7ebf3a09 | 793 | /* |
794 | * 'ippNew()' - Allocate a new IPP request. | |
795 | */ | |
796 | ||
b0757135 | 797 | ipp_t * /* O - New IPP request */ |
50146867 | 798 | ippNew(void) |
799 | { | |
b0757135 | 800 | ipp_t *temp; /* New IPP request */ |
7ebf3a09 | 801 | |
802 | ||
d2e58bfa | 803 | if ((temp = (ipp_t *)calloc(1, sizeof(ipp_t))) != NULL) |
7ebf3a09 | 804 | { |
805 | /* | |
806 | * Default to IPP 1.1... | |
807 | */ | |
808 | ||
0a3ac972 | 809 | temp->request.any.version[0] = 1; |
810 | temp->request.any.version[1] = 1; | |
7ebf3a09 | 811 | } |
812 | ||
ccf243ee | 813 | DEBUG_printf(("ippNew(): %p\n", temp)); |
814 | ||
7ebf3a09 | 815 | return (temp); |
3a193f5e | 816 | } |
817 | ||
818 | ||
819 | /* | |
b070f93d | 820 | * 'ippRead()' - Read data for an IPP request from a HTTP connection. |
3a193f5e | 821 | */ |
822 | ||
b0757135 | 823 | ipp_state_t /* O - Current state */ |
824 | ippRead(http_t *http, /* I - HTTP connection */ | |
825 | ipp_t *ipp) /* I - IPP data */ | |
b070f93d | 826 | { |
dd63ebe2 | 827 | DEBUG_printf(("ippRead(http=%p, ipp=%p), data_remaining=%d\n", http, ipp, |
828 | http ? http->data_remaining : -1)); | |
b070f93d | 829 | |
830 | if (http == NULL) | |
831 | return (IPP_ERROR); | |
832 | ||
dd63ebe2 | 833 | DEBUG_printf(("http->state = %d\n", http->state)); |
834 | ||
ed093015 | 835 | return (ippReadIO(http, (ipp_iocb_t)ipp_read_http, |
b070f93d | 836 | http->blocking || http->used != 0, NULL, ipp)); |
837 | } | |
838 | ||
839 | ||
840 | /* | |
841 | * 'ippReadFile()' - Read data for an IPP request from a file. | |
842 | */ | |
843 | ||
b0757135 | 844 | ipp_state_t /* O - Current state */ |
845 | ippReadFile(int fd, /* I - HTTP data */ | |
846 | ipp_t *ipp) /* I - IPP data */ | |
b070f93d | 847 | { |
848 | DEBUG_printf(("ippReadFile(%d, %p)\n", fd, ipp)); | |
849 | ||
ed093015 | 850 | return (ippReadIO(&fd, (ipp_iocb_t)ipp_read_file, 1, NULL, ipp)); |
b070f93d | 851 | } |
852 | ||
853 | ||
854 | /* | |
855 | * 'ippReadIO()' - Read data for an IPP request. | |
856 | */ | |
857 | ||
b0757135 | 858 | ipp_state_t /* O - Current state */ |
859 | ippReadIO(void *src, /* I - Data source */ | |
860 | ipp_iocb_t cb, /* I - Read callback function */ | |
861 | int blocking, /* I - Use blocking IO? */ | |
862 | ipp_t *parent, /* I - Parent request, if any */ | |
863 | ipp_t *ipp) /* I - IPP data */ | |
3a193f5e | 864 | { |
b0757135 | 865 | int n; /* Length of data */ |
866 | unsigned char buffer[32768], /* Data buffer */ | |
867 | *bufptr; /* Pointer into buffer */ | |
868 | ipp_attribute_t *attr; /* Current attribute */ | |
869 | ipp_tag_t tag; /* Current tag */ | |
870 | ipp_value_t *value; /* Current value */ | |
3b960317 | 871 | |
872 | ||
ed093015 | 873 | DEBUG_printf(("ippReadIO(%p, %p, %d, %p, %p)\n", src, cb, blocking, |
874 | parent, ipp)); | |
4a73831b | 875 | |
b070f93d | 876 | if (src == NULL || ipp == NULL) |
3b960317 | 877 | return (IPP_ERROR); |
878 | ||
879 | switch (ipp->state) | |
880 | { | |
881 | case IPP_IDLE : | |
4a73831b | 882 | ipp->state ++; /* Avoid common problem... */ |
3b960317 | 883 | |
884 | case IPP_HEADER : | |
b0757135 | 885 | if (parent == NULL) |
4a73831b | 886 | { |
b0757135 | 887 | /* |
888 | * Get the request header... | |
889 | */ | |
3b960317 | 890 | |
b0757135 | 891 | if ((n = (*cb)(src, buffer, 8)) < 8) |
892 | { | |
893 | DEBUG_printf(("ippReadIO: Unable to read header (%d bytes read)!\n", n)); | |
894 | return (n == 0 ? IPP_IDLE : IPP_ERROR); | |
895 | } | |
3b960317 | 896 | |
b0757135 | 897 | /* |
898 | * Verify the major version number... | |
899 | */ | |
3b960317 | 900 | |
b0757135 | 901 | if (buffer[0] != 1) |
902 | { | |
903 | DEBUG_printf(("ippReadIO: version number (%d.%d) is bad.\n", buffer[0], | |
904 | buffer[1])); | |
905 | return (IPP_ERROR); | |
906 | } | |
907 | ||
908 | /* | |
909 | * Then copy the request header over... | |
910 | */ | |
3b960317 | 911 | |
b0757135 | 912 | ipp->request.any.version[0] = buffer[0]; |
913 | ipp->request.any.version[1] = buffer[1]; | |
914 | ipp->request.any.op_status = (buffer[2] << 8) | buffer[3]; | |
915 | ipp->request.any.request_id = (((((buffer[4] << 8) | buffer[5]) << 8) | | |
916 | buffer[6]) << 8) | buffer[7]; | |
917 | } | |
3b960317 | 918 | |
919 | ipp->state = IPP_ATTRIBUTE; | |
920 | ipp->current = NULL; | |
921 | ipp->curtag = IPP_TAG_ZERO; | |
922 | ||
b070f93d | 923 | DEBUG_printf(("ippReadIO: version=%d.%d\n", buffer[0], buffer[1])); |
0a3ac972 | 924 | DEBUG_printf(("ippReadIO: op_status=%04x\n", ipp->request.any.op_status)); |
925 | DEBUG_printf(("ippReadIO: request_id=%d\n", ipp->request.any.request_id)); | |
27d555e8 | 926 | |
3b960317 | 927 | /* |
928 | * If blocking is disabled, stop here... | |
929 | */ | |
930 | ||
b070f93d | 931 | if (!blocking) |
3b960317 | 932 | break; |
933 | ||
934 | case IPP_ATTRIBUTE : | |
b070f93d | 935 | while ((*cb)(src, buffer, 1) > 0) |
3b960317 | 936 | { |
937 | /* | |
938 | * Read this attribute... | |
939 | */ | |
940 | ||
941 | tag = (ipp_tag_t)buffer[0]; | |
942 | ||
943 | if (tag == IPP_TAG_END) | |
944 | { | |
945 | /* | |
946 | * No more attributes left... | |
947 | */ | |
948 | ||
b070f93d | 949 | DEBUG_puts("ippReadIO: IPP_TAG_END!"); |
4a73831b | 950 | |
3b960317 | 951 | ipp->state = IPP_DATA; |
952 | break; | |
953 | } | |
714294b4 | 954 | else if (tag < IPP_TAG_UNSUPPORTED_VALUE) |
3b960317 | 955 | { |
956 | /* | |
957 | * Group tag... Set the current group and continue... | |
958 | */ | |
959 | ||
5356dc5a | 960 | if (ipp->curtag == tag) |
961 | ippAddSeparator(ipp); | |
962 | ||
3b960317 | 963 | ipp->curtag = tag; |
964 | ipp->current = NULL; | |
b070f93d | 965 | DEBUG_printf(("ippReadIO: group tag = %x\n", tag)); |
3b960317 | 966 | continue; |
967 | } | |
968 | ||
b070f93d | 969 | DEBUG_printf(("ippReadIO: value tag = %x\n", tag)); |
5356dc5a | 970 | |
3b960317 | 971 | /* |
972 | * Get the name... | |
973 | */ | |
974 | ||
b070f93d | 975 | if ((*cb)(src, buffer, 2) < 2) |
4a73831b | 976 | { |
b070f93d | 977 | DEBUG_puts("ippReadIO: unable to read name length!"); |
3b960317 | 978 | return (IPP_ERROR); |
4a73831b | 979 | } |
3b960317 | 980 | |
981 | n = (buffer[0] << 8) | buffer[1]; | |
982 | ||
843779ef | 983 | if (n > (sizeof(buffer) - 1)) |
984 | { | |
985 | DEBUG_printf(("ippReadIO: bad name length %d!\n", n)); | |
986 | return (IPP_ERROR); | |
987 | } | |
988 | ||
b070f93d | 989 | DEBUG_printf(("ippReadIO: name length = %d\n", n)); |
4a73831b | 990 | |
1f90dbaa | 991 | if (n == 0 && tag != IPP_TAG_MEMBERNAME) |
3b960317 | 992 | { |
993 | /* | |
994 | * More values for current attribute... | |
995 | */ | |
996 | ||
997 | if (ipp->current == NULL) | |
998 | return (IPP_ERROR); | |
999 | ||
1000 | attr = ipp->current; | |
1001 | ||
7e9dc5e9 | 1002 | /* |
1003 | * Make sure we aren't adding a new value of a different | |
1004 | * type... | |
1005 | */ | |
1006 | ||
1f90dbaa | 1007 | if (attr->value_tag == IPP_TAG_ZERO) |
1008 | { | |
1009 | attr->value_tag = tag; | |
1010 | } | |
1011 | else if (attr->value_tag == IPP_TAG_STRING || | |
1012 | (attr->value_tag >= IPP_TAG_TEXTLANG && | |
1013 | attr->value_tag <= IPP_TAG_MIMETYPE)) | |
7e9dc5e9 | 1014 | { |
1015 | /* | |
1016 | * String values can sometimes come across in different | |
1017 | * forms; accept sets of differing values... | |
1018 | */ | |
1019 | ||
1020 | if (tag != IPP_TAG_STRING && | |
1021 | (tag < IPP_TAG_TEXTLANG || tag > IPP_TAG_MIMETYPE)) | |
1022 | return (IPP_ERROR); | |
1023 | } | |
b0757135 | 1024 | else if (attr->value_tag != tag && |
b0757135 | 1025 | tag != IPP_TAG_END_COLLECTION) |
7e9dc5e9 | 1026 | return (IPP_ERROR); |
1027 | ||
1028 | /* | |
753453e4 | 1029 | * Finally, reallocate the attribute array as needed... |
7e9dc5e9 | 1030 | */ |
1031 | ||
1f90dbaa | 1032 | if ((attr->num_values % IPP_MAX_VALUES) == 0 && |
1033 | attr->num_values > 0) | |
753453e4 | 1034 | { |
1035 | ipp_attribute_t *temp, /* Pointer to new buffer */ | |
1036 | *ptr; /* Pointer in attribute list */ | |
1037 | ||
1038 | ||
1039 | /* | |
1040 | * Reallocate memory... | |
1041 | */ | |
1042 | ||
1043 | if ((temp = realloc(attr, sizeof(ipp_attribute_t) + | |
1044 | (attr->num_values + IPP_MAX_VALUES - 1) * | |
1045 | sizeof(ipp_value_t))) == NULL) | |
1046 | return (IPP_ERROR); | |
1047 | ||
1048 | /* | |
1049 | * Reset pointers in the list... | |
1050 | */ | |
1051 | ||
1052 | for (ptr = ipp->attrs; ptr && ptr->next != attr; ptr = ptr->next); | |
1053 | ||
1054 | if (ptr) | |
1055 | ptr->next = temp; | |
1056 | else | |
1057 | ipp->attrs = temp; | |
1058 | ||
1059 | attr = ipp->current = ipp->last = temp; | |
1060 | } | |
3b960317 | 1061 | } |
1f90dbaa | 1062 | else if (tag == IPP_TAG_MEMBERNAME) |
1063 | { | |
1064 | /* | |
1065 | * Name must be length 0! | |
1066 | */ | |
1067 | ||
1068 | if (n) | |
1069 | { | |
1070 | DEBUG_puts("ippReadIO: member name not empty!"); | |
1071 | return (IPP_ERROR); | |
1072 | } | |
1073 | ||
1074 | attr = ipp->current = _ipp_add_attr(ipp, IPP_MAX_VALUES); | |
1075 | ||
1076 | attr->group_tag = ipp->curtag; | |
1077 | attr->value_tag = IPP_TAG_ZERO; | |
1078 | attr->num_values = 0; | |
1079 | } | |
3b960317 | 1080 | else |
1081 | { | |
1082 | /* | |
1083 | * New attribute; read the name and add it... | |
1084 | */ | |
1085 | ||
b070f93d | 1086 | if ((*cb)(src, buffer, n) < n) |
4a73831b | 1087 | { |
b070f93d | 1088 | DEBUG_puts("ippReadIO: unable to read name!"); |
3b960317 | 1089 | return (IPP_ERROR); |
4a73831b | 1090 | } |
3b960317 | 1091 | |
1092 | buffer[n] = '\0'; | |
b070f93d | 1093 | DEBUG_printf(("ippReadIO: name = \'%s\'\n", buffer)); |
4a73831b | 1094 | |
e09246c8 | 1095 | attr = ipp->current = _ipp_add_attr(ipp, IPP_MAX_VALUES); |
3b960317 | 1096 | |
4a73831b | 1097 | attr->group_tag = ipp->curtag; |
1098 | attr->value_tag = tag; | |
15749ff9 | 1099 | attr->name = strdup((char *)buffer); |
4a73831b | 1100 | attr->num_values = 0; |
3b960317 | 1101 | } |
1102 | ||
753453e4 | 1103 | value = attr->values + attr->num_values; |
1104 | ||
b070f93d | 1105 | if ((*cb)(src, buffer, 2) < 2) |
4a73831b | 1106 | { |
b070f93d | 1107 | DEBUG_puts("ippReadIO: unable to read value length!"); |
4a73831b | 1108 | return (IPP_ERROR); |
1109 | } | |
1110 | ||
1111 | n = (buffer[0] << 8) | buffer[1]; | |
b070f93d | 1112 | DEBUG_printf(("ippReadIO: value length = %d\n", n)); |
4a73831b | 1113 | |
3b960317 | 1114 | switch (tag) |
1115 | { | |
1116 | case IPP_TAG_INTEGER : | |
1117 | case IPP_TAG_ENUM : | |
b070f93d | 1118 | if ((*cb)(src, buffer, 4) < 4) |
dd63ebe2 | 1119 | { |
1120 | DEBUG_puts("ippReadIO: Unable to read integer value!"); | |
3b960317 | 1121 | return (IPP_ERROR); |
dd63ebe2 | 1122 | } |
3b960317 | 1123 | |
1124 | n = (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1125 | buffer[3]; | |
1126 | ||
753453e4 | 1127 | value->integer = n; |
3b960317 | 1128 | break; |
1129 | case IPP_TAG_BOOLEAN : | |
b070f93d | 1130 | if ((*cb)(src, buffer, 1) < 1) |
dd63ebe2 | 1131 | { |
1132 | DEBUG_puts("ippReadIO: Unable to read boolean value!"); | |
3b960317 | 1133 | return (IPP_ERROR); |
dd63ebe2 | 1134 | } |
3b960317 | 1135 | |
753453e4 | 1136 | value->boolean = buffer[0]; |
3b960317 | 1137 | break; |
1138 | case IPP_TAG_TEXT : | |
1139 | case IPP_TAG_NAME : | |
1140 | case IPP_TAG_KEYWORD : | |
1141 | case IPP_TAG_STRING : | |
1142 | case IPP_TAG_URI : | |
1143 | case IPP_TAG_URISCHEME : | |
1144 | case IPP_TAG_CHARSET : | |
1145 | case IPP_TAG_LANGUAGE : | |
7db52463 | 1146 | case IPP_TAG_MIMETYPE : |
1147 | value->string.text = calloc(n + 1, 1); | |
cb1f28d6 | 1148 | |
fc562d94 | 1149 | if ((*cb)(src, (ipp_uchar_t *)value->string.text, n) < n) |
dd63ebe2 | 1150 | { |
1151 | DEBUG_puts("ippReadIO: Unable to read string value!"); | |
7db52463 | 1152 | return (IPP_ERROR); |
dd63ebe2 | 1153 | } |
cb1f28d6 | 1154 | |
b070f93d | 1155 | DEBUG_printf(("ippReadIO: value = \'%s\'\n", |
7db52463 | 1156 | value->string.text)); |
1157 | break; | |
1158 | case IPP_TAG_DATE : | |
b070f93d | 1159 | if ((*cb)(src, value->date, 11) < 11) |
dd63ebe2 | 1160 | { |
1161 | DEBUG_puts("ippReadIO: Unable to date integer value!"); | |
7db52463 | 1162 | return (IPP_ERROR); |
dd63ebe2 | 1163 | } |
7db52463 | 1164 | break; |
1165 | case IPP_TAG_RESOLUTION : | |
b070f93d | 1166 | if ((*cb)(src, buffer, 9) < 9) |
dd63ebe2 | 1167 | { |
1168 | DEBUG_puts("ippReadIO: Unable to read resolution value!"); | |
7db52463 | 1169 | return (IPP_ERROR); |
dd63ebe2 | 1170 | } |
d2e58bfa | 1171 | |
7db52463 | 1172 | value->resolution.xres = |
1173 | (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1174 | buffer[3]; | |
1175 | value->resolution.yres = | |
1176 | (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) | | |
1177 | buffer[7]; | |
1178 | value->resolution.units = | |
1179 | (ipp_res_t)buffer[8]; | |
1180 | break; | |
1181 | case IPP_TAG_RANGE : | |
b070f93d | 1182 | if ((*cb)(src, buffer, 8) < 8) |
dd63ebe2 | 1183 | { |
1184 | DEBUG_puts("ippReadIO: Unable to read range value!"); | |
7db52463 | 1185 | return (IPP_ERROR); |
dd63ebe2 | 1186 | } |
d2e58bfa | 1187 | |
7db52463 | 1188 | value->range.lower = |
1189 | (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) | | |
1190 | buffer[3]; | |
1191 | value->range.upper = | |
1192 | (((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) | | |
1193 | buffer[7]; | |
1194 | break; | |
1195 | case IPP_TAG_TEXTLANG : | |
1196 | case IPP_TAG_NAMELANG : | |
ba31b514 | 1197 | if (n > sizeof(buffer) || n < 4) |
a4834236 | 1198 | { |
1199 | DEBUG_printf(("ippReadIO: bad value length %d!\n", n)); | |
1200 | return (IPP_ERROR); | |
1201 | } | |
1202 | ||
b070f93d | 1203 | if ((*cb)(src, buffer, n) < n) |
dd63ebe2 | 1204 | { |
1205 | DEBUG_puts("ippReadIO: Unable to read string w/language value!"); | |
7db52463 | 1206 | return (IPP_ERROR); |
dd63ebe2 | 1207 | } |
cb1f28d6 | 1208 | |
7db52463 | 1209 | bufptr = buffer; |
bd84e0d1 | 1210 | |
7db52463 | 1211 | /* |
1212 | * text-with-language and name-with-language are composite | |
1213 | * values: | |
1214 | * | |
1215 | * charset-length | |
1216 | * charset | |
1217 | * text-length | |
1218 | * text | |
1219 | */ | |
d2e58bfa | 1220 | |
7db52463 | 1221 | n = (bufptr[0] << 8) | bufptr[1]; |
bd84e0d1 | 1222 | |
7db52463 | 1223 | value->string.charset = calloc(n + 1, 1); |
bd84e0d1 | 1224 | |
7db52463 | 1225 | memcpy(value->string.charset, |
1226 | bufptr + 2, n); | |
f63a2256 | 1227 | |
7db52463 | 1228 | bufptr += 2 + n; |
1229 | n = (bufptr[0] << 8) | bufptr[1]; | |
3b960317 | 1230 | |
7db52463 | 1231 | value->string.text = calloc(n + 1, 1); |
3b960317 | 1232 | |
7db52463 | 1233 | memcpy(value->string.text, |
1234 | bufptr + 2, n); | |
1235 | break; | |
1236 | ||
b0757135 | 1237 | case IPP_TAG_BEGIN_COLLECTION : |
1238 | /* | |
1239 | * Oh, boy, here comes a collection value, so read it... | |
1240 | */ | |
1241 | ||
1242 | value->collection = ippNew(); | |
1243 | ||
1244 | if (n > 0) | |
dd63ebe2 | 1245 | { |
1246 | DEBUG_puts("ippReadIO: begCollection tag with value length > 0!"); | |
b0757135 | 1247 | return (IPP_ERROR); |
dd63ebe2 | 1248 | } |
b0757135 | 1249 | |
1250 | if (ippReadIO(src, cb, 1, ipp, value->collection) == IPP_ERROR) | |
dd63ebe2 | 1251 | { |
1252 | DEBUG_puts("ippReadIO: Unable to read collection value!"); | |
b0757135 | 1253 | return (IPP_ERROR); |
dd63ebe2 | 1254 | } |
b0757135 | 1255 | break; |
1256 | ||
1257 | case IPP_TAG_END_COLLECTION : | |
1258 | if (n > 0) | |
dd63ebe2 | 1259 | { |
1260 | DEBUG_puts("ippReadIO: endCollection tag with value length > 0!"); | |
b0757135 | 1261 | return (IPP_ERROR); |
dd63ebe2 | 1262 | } |
1263 | ||
1264 | DEBUG_puts("ippReadIO: endCollection tag..."); | |
b0757135 | 1265 | |
1f90dbaa | 1266 | return (ipp->state = IPP_DATA); |
b0757135 | 1267 | |
1268 | case IPP_TAG_MEMBERNAME : | |
1269 | /* | |
1270 | * The value the name of the member in the collection, which | |
1271 | * we need to carry over... | |
1272 | */ | |
1273 | ||
1f90dbaa | 1274 | attr->name = calloc(n + 1, 1); |
b0757135 | 1275 | |
1276 | if ((*cb)(src, (ipp_uchar_t *)attr->name, n) < n) | |
dd63ebe2 | 1277 | { |
1278 | DEBUG_puts("ippReadIO: Unable to read member name value!"); | |
b0757135 | 1279 | return (IPP_ERROR); |
dd63ebe2 | 1280 | } |
1281 | ||
1282 | DEBUG_printf(("ippReadIO: member name = \"%s\"\n", attr->name)); | |
b0757135 | 1283 | break; |
1284 | ||
7db52463 | 1285 | default : /* Other unsupported values */ |
1286 | value->unknown.length = n; | |
1287 | if (n > 0) | |
1288 | { | |
1289 | value->unknown.data = malloc(n); | |
b070f93d | 1290 | if ((*cb)(src, value->unknown.data, n) < n) |
dd63ebe2 | 1291 | { |
1292 | DEBUG_puts("ippReadIO: Unable to read unsupported value!"); | |
7db52463 | 1293 | return (IPP_ERROR); |
dd63ebe2 | 1294 | } |
7db52463 | 1295 | } |
1296 | else | |
1297 | value->unknown.data = NULL; | |
1298 | break; | |
4a73831b | 1299 | } |
3b960317 | 1300 | |
7db52463 | 1301 | attr->num_values ++; |
5356dc5a | 1302 | |
3b960317 | 1303 | /* |
1304 | * If blocking is disabled, stop here... | |
1305 | */ | |
1306 | ||
b070f93d | 1307 | if (!blocking) |
3b960317 | 1308 | break; |
1309 | } | |
3b960317 | 1310 | break; |
1311 | ||
1312 | case IPP_DATA : | |
1313 | break; | |
d21a7597 | 1314 | |
1315 | default : | |
1316 | break; /* anti-compiler-warning-code */ | |
3b960317 | 1317 | } |
1318 | ||
1319 | return (ipp->state); | |
3a193f5e | 1320 | } |
1321 | ||
1322 | ||
99de6da0 | 1323 | /* |
7db52463 | 1324 | * 'ippTimeToDate()' - Convert from UNIX time to RFC 1903 format. |
1325 | */ | |
1326 | ||
b0757135 | 1327 | const ipp_uchar_t * /* O - RFC-1903 date/time data */ |
1328 | ippTimeToDate(time_t t) /* I - UNIX time value */ | |
7db52463 | 1329 | { |
b0757135 | 1330 | struct tm *unixdate; /* UNIX unixdate/time info */ |
1331 | static ipp_uchar_t date[11]; /* RFC-1903 date/time data */ | |
7db52463 | 1332 | |
1333 | ||
1334 | /* | |
1335 | * RFC-1903 date/time format is: | |
1336 | * | |
1337 | * Byte(s) Description | |
1338 | * ------- ----------- | |
1339 | * 0-1 Year (0 to 65535) | |
1340 | * 2 Month (1 to 12) | |
1341 | * 3 Day (1 to 31) | |
1342 | * 4 Hours (0 to 23) | |
1343 | * 5 Minutes (0 to 59) | |
1344 | * 6 Seconds (0 to 60, 60 = "leap second") | |
1345 | * 7 Deciseconds (0 to 9) | |
1346 | * 8 +/- UTC | |
1347 | * 9 UTC hours (0 to 11) | |
1348 | * 10 UTC minutes (0 to 59) | |
1349 | */ | |
1350 | ||
1351 | unixdate = gmtime(&t); | |
1352 | unixdate->tm_year += 1900; | |
1353 | ||
1354 | date[0] = unixdate->tm_year >> 8; | |
1355 | date[1] = unixdate->tm_year; | |
1356 | date[2] = unixdate->tm_mon + 1; | |
1357 | date[3] = unixdate->tm_mday; | |
1358 | date[4] = unixdate->tm_hour; | |
1359 | date[5] = unixdate->tm_min; | |
1360 | date[6] = unixdate->tm_sec; | |
1361 | date[7] = 0; | |
1362 | date[8] = '+'; | |
1363 | date[9] = 0; | |
1364 | date[10] = 0; | |
1365 | ||
1366 | return (date); | |
1367 | } | |
1368 | ||
1369 | ||
1370 | /* | |
b070f93d | 1371 | * 'ippWrite()' - Write data for an IPP request to a HTTP connection. |
99de6da0 | 1372 | */ |
1373 | ||
b0757135 | 1374 | ipp_state_t /* O - Current state */ |
1375 | ippWrite(http_t *http, /* I - HTTP connection */ | |
1376 | ipp_t *ipp) /* I - IPP data */ | |
b070f93d | 1377 | { |
1378 | DEBUG_printf(("ippWrite(%p, %p)\n", http, ipp)); | |
1379 | ||
1380 | if (http == NULL) | |
1381 | return (IPP_ERROR); | |
1382 | ||
ed093015 | 1383 | return (ippWriteIO(http, (ipp_iocb_t)httpWrite, |
b070f93d | 1384 | http->blocking, NULL, ipp)); |
1385 | } | |
1386 | ||
1387 | ||
1388 | /* | |
1389 | * 'ippWriteFile()' - Write data for an IPP request to a file. | |
1390 | */ | |
1391 | ||
b0757135 | 1392 | ipp_state_t /* O - Current state */ |
1393 | ippWriteFile(int fd, /* I - HTTP data */ | |
1394 | ipp_t *ipp) /* I - IPP data */ | |
b070f93d | 1395 | { |
1396 | DEBUG_printf(("ippWriteFile(%d, %p)\n", fd, ipp)); | |
1397 | ||
b01791df | 1398 | ipp->state = IPP_IDLE; |
1399 | ||
ed093015 | 1400 | return (ippWriteIO(&fd, (ipp_iocb_t)ipp_write_file, 1, NULL, ipp)); |
b070f93d | 1401 | } |
1402 | ||
1403 | ||
1404 | /* | |
1405 | * 'ippWriteIO()' - Write data for an IPP request. | |
1406 | */ | |
1407 | ||
b0757135 | 1408 | ipp_state_t /* O - Current state */ |
1409 | ippWriteIO(void *dst, /* I - Destination */ | |
1410 | ipp_iocb_t cb, /* I - Write callback function */ | |
1411 | int blocking, /* I - Use blocking IO? */ | |
1412 | ipp_t *parent, /* I - Parent IPP request */ | |
1413 | ipp_t *ipp) /* I - IPP data */ | |
99de6da0 | 1414 | { |
b0757135 | 1415 | int i; /* Looping var */ |
1416 | int n; /* Length of data */ | |
1417 | unsigned char buffer[32768], /* Data buffer */ | |
1418 | *bufptr; /* Pointer into buffer */ | |
1419 | ipp_attribute_t *attr; /* Current attribute */ | |
1420 | ipp_value_t *value; /* Current value */ | |
99de6da0 | 1421 | |
1422 | ||
ed093015 | 1423 | DEBUG_printf(("ippWriteIO(%p, %p, %d, %p, %p)\n", dst, cb, blocking, |
1424 | parent, ipp)); | |
1425 | ||
b070f93d | 1426 | if (dst == NULL || ipp == NULL) |
99de6da0 | 1427 | return (IPP_ERROR); |
1428 | ||
99de6da0 | 1429 | switch (ipp->state) |
1430 | { | |
99de6da0 | 1431 | case IPP_IDLE : |
1432 | ipp->state ++; /* Avoid common problem... */ | |
1433 | ||
1434 | case IPP_HEADER : | |
b0757135 | 1435 | if (parent == NULL) |
1436 | { | |
1437 | /* | |
1438 | * Send the request header: | |
1439 | * | |
1440 | * Version = 2 bytes | |
1441 | * Operation/Status Code = 2 bytes | |
1442 | * Request ID = 4 bytes | |
1443 | * Total = 8 bytes | |
1444 | */ | |
99de6da0 | 1445 | |
b0757135 | 1446 | bufptr = buffer; |
99de6da0 | 1447 | |
b0757135 | 1448 | *bufptr++ = ipp->request.any.version[0]; |
1449 | *bufptr++ = ipp->request.any.version[1]; | |
1450 | *bufptr++ = ipp->request.any.op_status >> 8; | |
1451 | *bufptr++ = ipp->request.any.op_status; | |
1452 | *bufptr++ = ipp->request.any.request_id >> 24; | |
1453 | *bufptr++ = ipp->request.any.request_id >> 16; | |
1454 | *bufptr++ = ipp->request.any.request_id >> 8; | |
1455 | *bufptr++ = ipp->request.any.request_id; | |
99de6da0 | 1456 | |
b0757135 | 1457 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
1458 | { | |
1459 | DEBUG_puts("ippWrite: Could not write IPP header..."); | |
1460 | return (IPP_ERROR); | |
1461 | } | |
99de6da0 | 1462 | } |
1463 | ||
375a0ad5 | 1464 | /* |
1465 | * Reset the state engine to point to the first attribute | |
1466 | * in the request/response, with no current group. | |
1467 | */ | |
1468 | ||
99de6da0 | 1469 | ipp->state = IPP_ATTRIBUTE; |
1470 | ipp->current = ipp->attrs; | |
1471 | ipp->curtag = IPP_TAG_ZERO; | |
1472 | ||
7db52463 | 1473 | DEBUG_printf(("ippWrite: version=%d.%d\n", buffer[0], buffer[1])); |
0a3ac972 | 1474 | DEBUG_printf(("ippWrite: op_status=%04x\n", ipp->request.any.op_status)); |
1475 | DEBUG_printf(("ippWrite: request_id=%d\n", ipp->request.any.request_id)); | |
7db52463 | 1476 | |
1477 | /* | |
1478 | * If blocking is disabled, stop here... | |
1479 | */ | |
1480 | ||
b070f93d | 1481 | if (!blocking) |
7db52463 | 1482 | break; |
1483 | ||
99de6da0 | 1484 | case IPP_ATTRIBUTE : |
1485 | while (ipp->current != NULL) | |
1486 | { | |
1487 | /* | |
1488 | * Write this attribute... | |
1489 | */ | |
1490 | ||
1491 | bufptr = buffer; | |
1492 | attr = ipp->current; | |
1493 | ||
1494 | ipp->current = ipp->current->next; | |
1495 | ||
b0757135 | 1496 | if (ipp->curtag != attr->group_tag && parent == NULL) |
99de6da0 | 1497 | { |
1498 | /* | |
375a0ad5 | 1499 | * Send a group tag byte... |
99de6da0 | 1500 | */ |
1501 | ||
1502 | ipp->curtag = attr->group_tag; | |
1503 | ||
1504 | if (attr->group_tag == IPP_TAG_ZERO) | |
1505 | continue; | |
1506 | ||
7db52463 | 1507 | DEBUG_printf(("ippWrite: wrote group tag = %x\n", attr->group_tag)); |
99de6da0 | 1508 | *bufptr++ = attr->group_tag; |
1509 | } | |
1510 | ||
375a0ad5 | 1511 | /* |
1512 | * Write the attribute tag and name. The current implementation | |
1513 | * does not support the extension value tags above 0x7f, so all | |
1514 | * value tags are 1 byte. | |
1515 | * | |
1516 | * The attribute name length does not include the trailing nul | |
1517 | * character in the source string. | |
b0757135 | 1518 | * |
1519 | * Collection values (parent != NULL) are written differently... | |
375a0ad5 | 1520 | */ |
1521 | ||
b0757135 | 1522 | if (parent == NULL) |
1523 | { | |
1524 | /* | |
1525 | * Get the length of the attribute name, and make sure it won't | |
1526 | * overflow the buffer... | |
1527 | */ | |
1528 | ||
1529 | if ((n = strlen(attr->name)) > (sizeof(buffer) - 4)) | |
1530 | return (IPP_ERROR); | |
1531 | ||
1532 | /* | |
1533 | * Write the value tag, name length, and name string... | |
1534 | */ | |
1535 | ||
1536 | DEBUG_printf(("ippWrite: writing value tag = %x\n", attr->value_tag)); | |
1537 | DEBUG_printf(("ippWrite: writing name = %d, \'%s\'\n", n, attr->name)); | |
1538 | ||
1539 | *bufptr++ = attr->value_tag; | |
1540 | *bufptr++ = n >> 8; | |
1541 | *bufptr++ = n; | |
1542 | memcpy(bufptr, attr->name, n); | |
1543 | bufptr += n; | |
1544 | } | |
1545 | else | |
1546 | { | |
1547 | /* | |
1548 | * Get the length of the attribute name, and make sure it won't | |
1549 | * overflow the buffer... | |
1550 | */ | |
1551 | ||
1552 | if ((n = strlen(attr->name)) > (sizeof(buffer) - 7)) | |
1553 | return (IPP_ERROR); | |
1554 | ||
1555 | /* | |
1556 | * Write the member name tag, name length, name string, value tag, | |
1557 | * and empty name for the collection member attribute... | |
1558 | */ | |
1559 | ||
1560 | DEBUG_printf(("ippWrite: writing value tag = %x\n", | |
1561 | IPP_TAG_MEMBERNAME)); | |
1562 | DEBUG_printf(("ippWrite: writing name = %d, \'%s\'\n", n, attr->name)); | |
1563 | DEBUG_printf(("ippWrite: writing value tag = %x\n", attr->value_tag)); | |
1564 | DEBUG_puts("ippWrite: writing name = 0, \'\'\n"); | |
1565 | ||
1566 | *bufptr++ = IPP_TAG_MEMBERNAME; | |
1f90dbaa | 1567 | *bufptr++ = 0; |
1568 | *bufptr++ = 0; | |
b0757135 | 1569 | *bufptr++ = n >> 8; |
1570 | *bufptr++ = n; | |
1571 | memcpy(bufptr, attr->name, n); | |
1572 | bufptr += n; | |
1573 | ||
1574 | *bufptr++ = attr->value_tag; | |
1575 | *bufptr++ = 0; | |
1576 | *bufptr++ = 0; | |
1577 | } | |
99de6da0 | 1578 | |
375a0ad5 | 1579 | /* |
1580 | * Now write the attribute value(s)... | |
1581 | */ | |
1582 | ||
7db52463 | 1583 | switch (attr->value_tag & ~IPP_TAG_COPY) |
99de6da0 | 1584 | { |
1585 | case IPP_TAG_INTEGER : | |
1586 | case IPP_TAG_ENUM : | |
7db52463 | 1587 | for (i = 0, value = attr->values; |
1588 | i < attr->num_values; | |
1589 | i ++, value ++) | |
99de6da0 | 1590 | { |
1591 | if ((sizeof(buffer) - (bufptr - buffer)) < 9) | |
1592 | { | |
b070f93d | 1593 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 1594 | { |
1595 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); | |
1596 | return (IPP_ERROR); | |
1597 | } | |
1598 | ||
1599 | bufptr = buffer; | |
1600 | } | |
1601 | ||
1602 | if (i) | |
1603 | { | |
1604 | /* | |
1605 | * Arrays and sets are done by sending additional | |
1606 | * values with a zero-length name... | |
1607 | */ | |
1608 | ||
1609 | *bufptr++ = attr->value_tag; | |
1610 | *bufptr++ = 0; | |
1611 | *bufptr++ = 0; | |
1612 | } | |
1613 | ||
375a0ad5 | 1614 | /* |
1615 | * Integers and enumerations are both 4-byte signed | |
1616 | * (twos-complement) values. | |
1617 | * | |
1618 | * Put the 2-byte length and 4-byte value into the buffer... | |
1619 | */ | |
1620 | ||
99de6da0 | 1621 | *bufptr++ = 0; |
1622 | *bufptr++ = 4; | |
7db52463 | 1623 | *bufptr++ = value->integer >> 24; |
1624 | *bufptr++ = value->integer >> 16; | |
1625 | *bufptr++ = value->integer >> 8; | |
1626 | *bufptr++ = value->integer; | |
99de6da0 | 1627 | } |
1628 | break; | |
1629 | ||
1630 | case IPP_TAG_BOOLEAN : | |
753453e4 | 1631 | for (i = 0, value = attr->values; |
1632 | i < attr->num_values; | |
1633 | i ++, value ++) | |
99de6da0 | 1634 | { |
1635 | if ((sizeof(buffer) - (bufptr - buffer)) < 6) | |
1636 | { | |
b070f93d | 1637 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 1638 | { |
1639 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); | |
1640 | return (IPP_ERROR); | |
1641 | } | |
1642 | ||
1643 | bufptr = buffer; | |
1644 | } | |
1645 | ||
1646 | if (i) | |
1647 | { | |
1648 | /* | |
1649 | * Arrays and sets are done by sending additional | |
1650 | * values with a zero-length name... | |
1651 | */ | |
1652 | ||
1653 | *bufptr++ = attr->value_tag; | |
1654 | *bufptr++ = 0; | |
1655 | *bufptr++ = 0; | |
1656 | } | |
1657 | ||
375a0ad5 | 1658 | /* |
1659 | * Boolean values are 1-byte; 0 = false, 1 = true. | |
1660 | * | |
1661 | * Put the 2-byte length and 1-byte value into the buffer... | |
1662 | */ | |
1663 | ||
99de6da0 | 1664 | *bufptr++ = 0; |
1665 | *bufptr++ = 1; | |
753453e4 | 1666 | *bufptr++ = value->boolean; |
99de6da0 | 1667 | } |
1668 | break; | |
1669 | ||
1670 | case IPP_TAG_TEXT : | |
1671 | case IPP_TAG_NAME : | |
1672 | case IPP_TAG_KEYWORD : | |
1673 | case IPP_TAG_STRING : | |
1674 | case IPP_TAG_URI : | |
1675 | case IPP_TAG_URISCHEME : | |
1676 | case IPP_TAG_CHARSET : | |
1677 | case IPP_TAG_LANGUAGE : | |
1678 | case IPP_TAG_MIMETYPE : | |
753453e4 | 1679 | for (i = 0, value = attr->values; |
1680 | i < attr->num_values; | |
1681 | i ++, value ++) | |
99de6da0 | 1682 | { |
1683 | if (i) | |
1684 | { | |
1685 | /* | |
1686 | * Arrays and sets are done by sending additional | |
1687 | * values with a zero-length name... | |
1688 | */ | |
1689 | ||
7db52463 | 1690 | DEBUG_printf(("ippWrite: writing value tag = %x\n", |
99de6da0 | 1691 | attr->value_tag)); |
7db52463 | 1692 | DEBUG_printf(("ippWrite: writing name = 0, \'\'\n")); |
99de6da0 | 1693 | |
1694 | if ((sizeof(buffer) - (bufptr - buffer)) < 3) | |
1695 | { | |
b070f93d | 1696 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 1697 | { |
1698 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); | |
1699 | return (IPP_ERROR); | |
1700 | } | |
1701 | ||
1702 | bufptr = buffer; | |
1703 | } | |
1704 | ||
1705 | *bufptr++ = attr->value_tag; | |
1706 | *bufptr++ = 0; | |
1707 | *bufptr++ = 0; | |
1708 | } | |
1709 | ||
01460d2b | 1710 | if (value->string.text != NULL) |
1711 | n = strlen(value->string.text); | |
1712 | else | |
1713 | n = 0; | |
99de6da0 | 1714 | |
375a0ad5 | 1715 | if (n > (sizeof(buffer) - 2)) |
99de6da0 | 1716 | return (IPP_ERROR); |
1717 | ||
7db52463 | 1718 | DEBUG_printf(("ippWrite: writing string = %d, \'%s\'\n", n, |
1719 | value->string.text)); | |
99de6da0 | 1720 | |
1721 | if ((sizeof(buffer) - (bufptr - buffer)) < (n + 2)) | |
1722 | { | |
b070f93d | 1723 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 1724 | { |
7db52463 | 1725 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); |
99de6da0 | 1726 | return (IPP_ERROR); |
1727 | } | |
1728 | ||
1729 | bufptr = buffer; | |
1730 | } | |
1731 | ||
375a0ad5 | 1732 | /* |
1733 | * All simple strings consist of the 2-byte length and | |
1734 | * character data without the trailing nul normally found | |
1735 | * in C strings. Also, strings cannot be longer than 32767 | |
1736 | * bytes since the 2-byte length is a signed (twos-complement) | |
1737 | * value. | |
1738 | * | |
1739 | * Put the 2-byte length and string characters in the buffer. | |
1740 | */ | |
1741 | ||
99de6da0 | 1742 | *bufptr++ = n >> 8; |
1743 | *bufptr++ = n; | |
01460d2b | 1744 | |
1745 | if (n > 0) | |
1746 | { | |
1747 | memcpy(bufptr, value->string.text, n); | |
1748 | bufptr += n; | |
1749 | } | |
99de6da0 | 1750 | } |
1751 | break; | |
1752 | ||
1753 | case IPP_TAG_DATE : | |
753453e4 | 1754 | for (i = 0, value = attr->values; |
1755 | i < attr->num_values; | |
1756 | i ++, value ++) | |
99de6da0 | 1757 | { |
1758 | if ((sizeof(buffer) - (bufptr - buffer)) < 16) | |
1759 | { | |
b070f93d | 1760 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 1761 | { |
1762 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); | |
1763 | return (IPP_ERROR); | |
1764 | } | |
1765 | ||
1766 | bufptr = buffer; | |
1767 | } | |
1768 | ||
1769 | if (i) | |
1770 | { | |
1771 | /* | |
1772 | * Arrays and sets are done by sending additional | |
1773 | * values with a zero-length name... | |
1774 | */ | |
1775 | ||
1776 | *bufptr++ = attr->value_tag; | |
1777 | *bufptr++ = 0; | |
1778 | *bufptr++ = 0; | |
1779 | } | |
1780 | ||
375a0ad5 | 1781 | /* |
1782 | * Date values consist of a 2-byte length and an | |
1783 | * 11-byte date/time structure defined by RFC 1903. | |
1784 | * | |
1785 | * Put the 2-byte length and 11-byte date/time | |
1786 | * structure in the buffer. | |
1787 | */ | |
1788 | ||
99de6da0 | 1789 | *bufptr++ = 0; |
1790 | *bufptr++ = 11; | |
753453e4 | 1791 | memcpy(bufptr, value->date, 11); |
99de6da0 | 1792 | bufptr += 11; |
1793 | } | |
1794 | break; | |
1795 | ||
1796 | case IPP_TAG_RESOLUTION : | |
753453e4 | 1797 | for (i = 0, value = attr->values; |
1798 | i < attr->num_values; | |
1799 | i ++, value ++) | |
99de6da0 | 1800 | { |
1801 | if ((sizeof(buffer) - (bufptr - buffer)) < 14) | |
1802 | { | |
b070f93d | 1803 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 1804 | { |
1805 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); | |
1806 | return (IPP_ERROR); | |
1807 | } | |
1808 | ||
1809 | bufptr = buffer; | |
1810 | } | |
1811 | ||
1812 | if (i) | |
1813 | { | |
1814 | /* | |
1815 | * Arrays and sets are done by sending additional | |
1816 | * values with a zero-length name... | |
1817 | */ | |
1818 | ||
1819 | *bufptr++ = attr->value_tag; | |
1820 | *bufptr++ = 0; | |
1821 | *bufptr++ = 0; | |
1822 | } | |
1823 | ||
375a0ad5 | 1824 | /* |
1825 | * Resolution values consist of a 2-byte length, | |
1826 | * 4-byte horizontal resolution value, 4-byte vertical | |
1827 | * resolution value, and a 1-byte units value. | |
1828 | * | |
1829 | * Put the 2-byte length and resolution value data | |
1830 | * into the buffer. | |
1831 | */ | |
1832 | ||
99de6da0 | 1833 | *bufptr++ = 0; |
1834 | *bufptr++ = 9; | |
753453e4 | 1835 | *bufptr++ = value->resolution.xres >> 24; |
1836 | *bufptr++ = value->resolution.xres >> 16; | |
1837 | *bufptr++ = value->resolution.xres >> 8; | |
1838 | *bufptr++ = value->resolution.xres; | |
1839 | *bufptr++ = value->resolution.yres >> 24; | |
1840 | *bufptr++ = value->resolution.yres >> 16; | |
1841 | *bufptr++ = value->resolution.yres >> 8; | |
1842 | *bufptr++ = value->resolution.yres; | |
1843 | *bufptr++ = value->resolution.units; | |
99de6da0 | 1844 | } |
1845 | break; | |
1846 | ||
1847 | case IPP_TAG_RANGE : | |
753453e4 | 1848 | for (i = 0, value = attr->values; |
1849 | i < attr->num_values; | |
1850 | i ++, value ++) | |
99de6da0 | 1851 | { |
1852 | if ((sizeof(buffer) - (bufptr - buffer)) < 13) | |
1853 | { | |
b070f93d | 1854 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 1855 | { |
1856 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); | |
1857 | return (IPP_ERROR); | |
1858 | } | |
1859 | ||
1860 | bufptr = buffer; | |
1861 | } | |
1862 | ||
1863 | if (i) | |
1864 | { | |
1865 | /* | |
1866 | * Arrays and sets are done by sending additional | |
1867 | * values with a zero-length name... | |
1868 | */ | |
1869 | ||
1870 | *bufptr++ = attr->value_tag; | |
1871 | *bufptr++ = 0; | |
1872 | *bufptr++ = 0; | |
1873 | } | |
1874 | ||
375a0ad5 | 1875 | /* |
1876 | * Range values consist of a 2-byte length, | |
1877 | * 4-byte lower value, and 4-byte upper value. | |
1878 | * | |
1879 | * Put the 2-byte length and range value data | |
1880 | * into the buffer. | |
1881 | */ | |
1882 | ||
99de6da0 | 1883 | *bufptr++ = 0; |
1884 | *bufptr++ = 8; | |
753453e4 | 1885 | *bufptr++ = value->range.lower >> 24; |
1886 | *bufptr++ = value->range.lower >> 16; | |
1887 | *bufptr++ = value->range.lower >> 8; | |
1888 | *bufptr++ = value->range.lower; | |
1889 | *bufptr++ = value->range.upper >> 24; | |
1890 | *bufptr++ = value->range.upper >> 16; | |
1891 | *bufptr++ = value->range.upper >> 8; | |
1892 | *bufptr++ = value->range.upper; | |
99de6da0 | 1893 | } |
1894 | break; | |
1895 | ||
1896 | case IPP_TAG_TEXTLANG : | |
1897 | case IPP_TAG_NAMELANG : | |
753453e4 | 1898 | for (i = 0, value = attr->values; |
1899 | i < attr->num_values; | |
1900 | i ++, value ++) | |
99de6da0 | 1901 | { |
1902 | if (i) | |
1903 | { | |
1904 | /* | |
1905 | * Arrays and sets are done by sending additional | |
1906 | * values with a zero-length name... | |
1907 | */ | |
1908 | ||
1909 | if ((sizeof(buffer) - (bufptr - buffer)) < 3) | |
1910 | { | |
b070f93d | 1911 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 1912 | { |
1913 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); | |
1914 | return (IPP_ERROR); | |
1915 | } | |
1916 | ||
1917 | bufptr = buffer; | |
1918 | } | |
1919 | ||
1920 | *bufptr++ = attr->value_tag; | |
1921 | *bufptr++ = 0; | |
1922 | *bufptr++ = 0; | |
1923 | } | |
1924 | ||
375a0ad5 | 1925 | /* |
1926 | * textWithLanguage and nameWithLanguage values consist | |
1927 | * of a 2-byte length for both strings and their | |
1928 | * individual lengths, a 2-byte length for the | |
1929 | * character string, the character string without the | |
1930 | * trailing nul, a 2-byte length for the character | |
1931 | * set string, and the character set string without | |
1932 | * the trailing nul. | |
1933 | */ | |
99de6da0 | 1934 | |
01460d2b | 1935 | n = 4; |
1936 | ||
1937 | if (value->string.charset != NULL) | |
1938 | n += strlen(value->string.charset); | |
1939 | ||
1940 | if (value->string.text != NULL) | |
1941 | n += strlen(value->string.text); | |
375a0ad5 | 1942 | |
1943 | if (n > (sizeof(buffer) - 2)) | |
99de6da0 | 1944 | return (IPP_ERROR); |
1945 | ||
1946 | if ((sizeof(buffer) - (bufptr - buffer)) < (n + 2)) | |
1947 | { | |
b070f93d | 1948 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 1949 | { |
7db52463 | 1950 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); |
99de6da0 | 1951 | return (IPP_ERROR); |
1952 | } | |
1953 | ||
1954 | bufptr = buffer; | |
1955 | } | |
1956 | ||
1957 | /* Length of entire value */ | |
1958 | *bufptr++ = n >> 8; | |
1959 | *bufptr++ = n; | |
1960 | ||
1961 | /* Length of charset */ | |
01460d2b | 1962 | if (value->string.charset != NULL) |
1963 | n = strlen(value->string.charset); | |
1964 | else | |
1965 | n = 0; | |
1966 | ||
99de6da0 | 1967 | *bufptr++ = n >> 8; |
1968 | *bufptr++ = n; | |
1969 | ||
1970 | /* Charset */ | |
01460d2b | 1971 | if (n > 0) |
1972 | { | |
1973 | memcpy(bufptr, value->string.charset, n); | |
1974 | bufptr += n; | |
1975 | } | |
99de6da0 | 1976 | |
1977 | /* Length of text */ | |
01460d2b | 1978 | if (value->string.text != NULL) |
1979 | n = strlen(value->string.text); | |
1980 | else | |
1981 | n = 0; | |
1982 | ||
99de6da0 | 1983 | *bufptr++ = n >> 8; |
1984 | *bufptr++ = n; | |
1985 | ||
1986 | /* Text */ | |
01460d2b | 1987 | if (n > 0) |
1988 | { | |
1989 | memcpy(bufptr, value->string.text, n); | |
1990 | bufptr += n; | |
1991 | } | |
99de6da0 | 1992 | } |
1993 | break; | |
1994 | ||
b0757135 | 1995 | case IPP_TAG_BEGIN_COLLECTION : |
1996 | for (i = 0, value = attr->values; | |
1997 | i < attr->num_values; | |
1998 | i ++, value ++) | |
1999 | { | |
2000 | /* | |
2001 | * Collections are written with the begin-collection | |
2002 | * tag first with a value of 0 length, followed by the | |
2003 | * attributes in the collection, then the end-collection | |
2004 | * value... | |
2005 | */ | |
2006 | ||
2007 | if ((sizeof(buffer) - (bufptr - buffer)) < 5) | |
2008 | { | |
2009 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) | |
2010 | { | |
2011 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); | |
2012 | return (IPP_ERROR); | |
2013 | } | |
2014 | ||
2015 | bufptr = buffer; | |
2016 | } | |
2017 | ||
2018 | if (i) | |
2019 | { | |
2020 | /* | |
2021 | * Arrays and sets are done by sending additional | |
2022 | * values with a zero-length name... | |
2023 | */ | |
2024 | ||
2025 | *bufptr++ = attr->value_tag; | |
2026 | *bufptr++ = 0; | |
2027 | *bufptr++ = 0; | |
2028 | } | |
2029 | ||
2030 | /* | |
2031 | * Write a data length of 0 and flush the buffer... | |
2032 | */ | |
2033 | ||
2034 | *bufptr++ = 0; | |
2035 | *bufptr++ = 0; | |
2036 | ||
2037 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) | |
2038 | { | |
2039 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); | |
2040 | return (IPP_ERROR); | |
2041 | } | |
2042 | ||
2043 | bufptr = buffer; | |
2044 | ||
2045 | /* | |
2046 | * Then write the collection attribute... | |
2047 | */ | |
2048 | ||
2049 | value->collection->state = IPP_IDLE; | |
2050 | ||
2051 | if (ippWriteIO(dst, cb, 1, ipp, value->collection) == IPP_ERROR) | |
2052 | return (IPP_ERROR); | |
2053 | } | |
2054 | break; | |
2055 | ||
99de6da0 | 2056 | default : |
753453e4 | 2057 | for (i = 0, value = attr->values; |
2058 | i < attr->num_values; | |
2059 | i ++, value ++) | |
99de6da0 | 2060 | { |
2061 | if (i) | |
2062 | { | |
2063 | /* | |
2064 | * Arrays and sets are done by sending additional | |
2065 | * values with a zero-length name... | |
2066 | */ | |
2067 | ||
2068 | if ((sizeof(buffer) - (bufptr - buffer)) < 3) | |
2069 | { | |
b070f93d | 2070 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 2071 | { |
2072 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); | |
2073 | return (IPP_ERROR); | |
2074 | } | |
2075 | ||
2076 | bufptr = buffer; | |
2077 | } | |
2078 | ||
2079 | *bufptr++ = attr->value_tag; | |
2080 | *bufptr++ = 0; | |
2081 | *bufptr++ = 0; | |
2082 | } | |
2083 | ||
375a0ad5 | 2084 | /* |
2085 | * An unknown value might some new value that a | |
2086 | * vendor has come up with. It consists of a | |
2087 | * 2-byte length and the bytes in the unknown | |
2088 | * value buffer. | |
2089 | */ | |
2090 | ||
753453e4 | 2091 | n = value->unknown.length; |
99de6da0 | 2092 | |
375a0ad5 | 2093 | if (n > (sizeof(buffer) - 2)) |
99de6da0 | 2094 | return (IPP_ERROR); |
2095 | ||
2096 | if ((sizeof(buffer) - (bufptr - buffer)) < (n + 2)) | |
2097 | { | |
b070f93d | 2098 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 2099 | { |
7db52463 | 2100 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); |
99de6da0 | 2101 | return (IPP_ERROR); |
2102 | } | |
2103 | ||
2104 | bufptr = buffer; | |
2105 | } | |
2106 | ||
2107 | /* Length of unknown value */ | |
2108 | *bufptr++ = n >> 8; | |
2109 | *bufptr++ = n; | |
2110 | ||
2111 | /* Value */ | |
2112 | if (n > 0) | |
2113 | { | |
753453e4 | 2114 | memcpy(bufptr, value->unknown.data, n); |
99de6da0 | 2115 | bufptr += n; |
2116 | } | |
2117 | } | |
2118 | break; | |
2119 | } | |
2120 | ||
2121 | /* | |
2122 | * Write the data out... | |
2123 | */ | |
2124 | ||
b070f93d | 2125 | if ((*cb)(dst, buffer, bufptr - buffer) < 0) |
99de6da0 | 2126 | { |
7db52463 | 2127 | DEBUG_puts("ippWrite: Could not write IPP attribute..."); |
99de6da0 | 2128 | return (IPP_ERROR); |
2129 | } | |
2130 | ||
7db52463 | 2131 | DEBUG_printf(("ippWrite: wrote %d bytes\n", bufptr - buffer)); |
2132 | ||
2133 | /* | |
2134 | * If blocking is disabled, stop here... | |
2135 | */ | |
2136 | ||
b070f93d | 2137 | if (!blocking) |
7db52463 | 2138 | break; |
99de6da0 | 2139 | } |
2140 | ||
2141 | if (ipp->current == NULL) | |
2142 | { | |
2143 | /* | |
b0757135 | 2144 | * Done with all of the attributes; add the end-of-attributes |
2145 | * tag or end-collection attribute... | |
99de6da0 | 2146 | */ |
2147 | ||
b0757135 | 2148 | if (parent == NULL) |
2149 | { | |
2150 | buffer[0] = IPP_TAG_END; | |
2151 | n = 1; | |
2152 | } | |
2153 | else | |
2154 | { | |
2155 | buffer[0] = IPP_TAG_END_COLLECTION; | |
2156 | buffer[1] = 0; /* empty name */ | |
2157 | buffer[2] = 0; | |
2158 | buffer[3] = 0; /* empty value */ | |
2159 | buffer[4] = 0; | |
2160 | n = 5; | |
2161 | } | |
2162 | ||
2163 | if ((*cb)(dst, buffer, n) < 0) | |
99de6da0 | 2164 | { |
7db52463 | 2165 | DEBUG_puts("ippWrite: Could not write IPP end-tag..."); |
99de6da0 | 2166 | return (IPP_ERROR); |
2167 | } | |
2168 | ||
2169 | ipp->state = IPP_DATA; | |
2170 | } | |
2171 | break; | |
2172 | ||
2173 | case IPP_DATA : | |
2174 | break; | |
99de6da0 | 2175 | |
7db52463 | 2176 | default : |
2177 | break; /* anti-compiler-warning-code */ | |
2178 | } | |
99de6da0 | 2179 | |
2180 | return (ipp->state); | |
2181 | } | |
2182 | ||
2183 | ||
50146867 | 2184 | /* |
e09246c8 | 2185 | * '_ipp_add_attr()' - Add a new attribute to the request. |
50146867 | 2186 | */ |
2187 | ||
b0757135 | 2188 | ipp_attribute_t * /* O - New attribute */ |
2189 | _ipp_add_attr(ipp_t *ipp, /* I - IPP request */ | |
2190 | int num_values) /* I - Number of values */ | |
3a193f5e | 2191 | { |
b0757135 | 2192 | ipp_attribute_t *attr; /* New attribute */ |
50146867 | 2193 | |
2194 | ||
27d555e8 | 2195 | DEBUG_printf(("_ipp_add_attr(%p, %d)\n", ipp, num_values)); |
4a73831b | 2196 | |
c775e1a3 | 2197 | if (ipp == NULL || num_values < 0) |
50146867 | 2198 | return (NULL); |
2199 | ||
2200 | attr = calloc(sizeof(ipp_attribute_t) + | |
2201 | (num_values - 1) * sizeof(ipp_value_t), 1); | |
2202 | ||
4a73831b | 2203 | attr->num_values = num_values; |
2204 | ||
50146867 | 2205 | if (attr == NULL) |
2206 | return (NULL); | |
2207 | ||
2208 | if (ipp->last == NULL) | |
2209 | ipp->attrs = attr; | |
2210 | else | |
2211 | ipp->last->next = attr; | |
2212 | ||
2213 | ipp->last = attr; | |
2214 | ||
ccf243ee | 2215 | DEBUG_printf(("_ipp_add_attr(): %p\n", attr)); |
2216 | ||
50146867 | 2217 | return (attr); |
3a193f5e | 2218 | } |
2219 | ||
2220 | ||
a3e17a89 | 2221 | /* |
2222 | * '_ipp_free_attr()' - Free an attribute. | |
2223 | */ | |
2224 | ||
2225 | void | |
b0757135 | 2226 | _ipp_free_attr(ipp_attribute_t *attr) /* I - Attribute to free */ |
a3e17a89 | 2227 | { |
b0757135 | 2228 | int i; /* Looping var */ |
2229 | ipp_value_t *value; /* Current value */ | |
a3e17a89 | 2230 | |
2231 | ||
ccf243ee | 2232 | DEBUG_printf(("_ipp_free_attr(): %p\n", attr)); |
2233 | ||
a3e17a89 | 2234 | switch (attr->value_tag) |
2235 | { | |
2236 | case IPP_TAG_TEXT : | |
2237 | case IPP_TAG_NAME : | |
2238 | case IPP_TAG_KEYWORD : | |
2239 | case IPP_TAG_STRING : | |
2240 | case IPP_TAG_URI : | |
2241 | case IPP_TAG_URISCHEME : | |
2242 | case IPP_TAG_CHARSET : | |
2243 | case IPP_TAG_LANGUAGE : | |
2244 | case IPP_TAG_MIMETYPE : | |
753453e4 | 2245 | for (i = 0, value = attr->values; |
2246 | i < attr->num_values; | |
2247 | i ++, value ++) | |
2248 | free(value->string.text); | |
a3e17a89 | 2249 | break; |
2250 | ||
2251 | case IPP_TAG_TEXTLANG : | |
2252 | case IPP_TAG_NAMELANG : | |
753453e4 | 2253 | for (i = 0, value = attr->values; |
2254 | i < attr->num_values; | |
2255 | i ++, value ++) | |
a3e17a89 | 2256 | { |
753453e4 | 2257 | if (value->string.charset && i == 0) |
2258 | free(value->string.charset); | |
2259 | free(value->string.text); | |
a3e17a89 | 2260 | } |
2261 | break; | |
2262 | ||
2263 | default : | |
2264 | break; /* anti-compiler-warning-code */ | |
2265 | } | |
2266 | ||
2267 | if (attr->name != NULL) | |
2268 | free(attr->name); | |
2269 | ||
2270 | free(attr); | |
2271 | } | |
2272 | ||
2273 | ||
b0757135 | 2274 | /* |
2275 | * 'ipp_length()' - Compute the length of an IPP request or collection value. | |
2276 | */ | |
2277 | ||
2278 | static size_t /* O - Size of IPP request */ | |
2279 | ipp_length(ipp_t *ipp, /* I - IPP request or collection */ | |
2280 | int collection) /* I - 1 if a collection, 0 otherwise */ | |
2281 | { | |
2282 | int i; /* Looping var */ | |
2283 | int bytes; /* Number of bytes */ | |
2284 | ipp_attribute_t *attr; /* Current attribute */ | |
2285 | ipp_tag_t group; /* Current group */ | |
2286 | ipp_value_t *value; /* Current value */ | |
2287 | ||
2288 | ||
2289 | if (ipp == NULL) | |
2290 | return (0); | |
2291 | ||
2292 | /* | |
2293 | * Start with 8 bytes for the IPP request or status header... | |
2294 | */ | |
2295 | ||
2296 | bytes = collection ? 0 : 8; | |
2297 | ||
2298 | /* | |
2299 | * Then add the lengths of each attribute... | |
2300 | */ | |
2301 | ||
2302 | group = IPP_TAG_ZERO; | |
2303 | ||
2304 | for (attr = ipp->attrs; attr != NULL; attr = attr->next) | |
2305 | { | |
2306 | if (attr->group_tag != group && !collection) | |
2307 | { | |
2308 | group = attr->group_tag; | |
2309 | if (group == IPP_TAG_ZERO) | |
2310 | continue; | |
2311 | ||
2312 | bytes ++; /* Group tag */ | |
2313 | } | |
2314 | ||
2315 | DEBUG_printf(("attr->name = %s, attr->num_values = %d, bytes = %d\n", | |
2316 | attr->name, attr->num_values, bytes)); | |
2317 | ||
2318 | bytes += strlen(attr->name); /* Name */ | |
2319 | bytes += attr->num_values; /* Value tag for each value */ | |
2320 | bytes += 2 * attr->num_values; /* Name lengths */ | |
2321 | bytes += 2 * attr->num_values; /* Value lengths */ | |
2322 | ||
dd63ebe2 | 2323 | if (collection) |
2324 | bytes += 5; /* Add membername overhead */ | |
2325 | ||
b0757135 | 2326 | switch (attr->value_tag & ~IPP_TAG_COPY) |
2327 | { | |
2328 | case IPP_TAG_INTEGER : | |
2329 | case IPP_TAG_ENUM : | |
2330 | bytes += 4 * attr->num_values; | |
2331 | break; | |
2332 | ||
2333 | case IPP_TAG_BOOLEAN : | |
2334 | bytes += attr->num_values; | |
2335 | break; | |
2336 | ||
2337 | case IPP_TAG_TEXT : | |
2338 | case IPP_TAG_NAME : | |
2339 | case IPP_TAG_KEYWORD : | |
2340 | case IPP_TAG_STRING : | |
2341 | case IPP_TAG_URI : | |
2342 | case IPP_TAG_URISCHEME : | |
2343 | case IPP_TAG_CHARSET : | |
2344 | case IPP_TAG_LANGUAGE : | |
2345 | case IPP_TAG_MIMETYPE : | |
2346 | for (i = 0, value = attr->values; | |
2347 | i < attr->num_values; | |
2348 | i ++, value ++) | |
2349 | if (value->string.text != NULL) | |
2350 | bytes += strlen(value->string.text); | |
2351 | break; | |
2352 | ||
2353 | case IPP_TAG_DATE : | |
2354 | bytes += 11 * attr->num_values; | |
2355 | break; | |
2356 | ||
2357 | case IPP_TAG_RESOLUTION : | |
2358 | bytes += 9 * attr->num_values; | |
2359 | break; | |
2360 | ||
2361 | case IPP_TAG_RANGE : | |
2362 | bytes += 8 * attr->num_values; | |
2363 | break; | |
2364 | ||
2365 | case IPP_TAG_TEXTLANG : | |
2366 | case IPP_TAG_NAMELANG : | |
2367 | bytes += 4 * attr->num_values;/* Charset + text length */ | |
2368 | ||
2369 | for (i = 0, value = attr->values; | |
2370 | i < attr->num_values; | |
2371 | i ++, value ++) | |
2372 | { | |
2373 | if (value->string.charset != NULL) | |
2374 | bytes += strlen(value->string.charset); | |
2375 | ||
2376 | if (value->string.text != NULL) | |
2377 | bytes += strlen(value->string.text); | |
2378 | } | |
2379 | break; | |
2380 | ||
2381 | case IPP_TAG_BEGIN_COLLECTION : | |
2382 | for (i = 0, value = attr->values; | |
2383 | i < attr->num_values; | |
2384 | i ++, value ++) | |
0fda5681 | 2385 | { |
dd63ebe2 | 2386 | /* bytes += 5;*/ /* Overhead of begCollection */ |
b0757135 | 2387 | bytes += ipp_length(attr->values[i].collection, 1); |
dd63ebe2 | 2388 | /* bytes += 5;*/ /* Overhead of endCollection */ |
0fda5681 | 2389 | } |
b0757135 | 2390 | break; |
2391 | ||
2392 | default : | |
2393 | for (i = 0, value = attr->values; | |
2394 | i < attr->num_values; | |
2395 | i ++, value ++) | |
2396 | bytes += attr->values[0].unknown.length; | |
2397 | break; | |
2398 | } | |
2399 | } | |
2400 | ||
2401 | /* | |
dd63ebe2 | 2402 | * Finally, add 1 byte for the "end of attributes" tag or 5 bytes |
2403 | * for the "end of collection" tag and return... | |
b0757135 | 2404 | */ |
2405 | ||
dd63ebe2 | 2406 | if (collection) |
2407 | bytes += 5; | |
2408 | else | |
9cc4a1c4 | 2409 | bytes ++; |
b0757135 | 2410 | |
9cc4a1c4 | 2411 | DEBUG_printf(("bytes = %d\n", bytes)); |
2412 | ||
2413 | return (bytes); | |
b0757135 | 2414 | } |
2415 | ||
2416 | ||
3a193f5e | 2417 | /* |
b070f93d | 2418 | * 'ipp_read_http()' - Semi-blocking read on a HTTP connection... |
d23a857a | 2419 | */ |
2420 | ||
b0757135 | 2421 | static int /* O - Number of bytes read */ |
2422 | ipp_read_http(http_t *http, /* I - Client connection */ | |
2423 | ipp_uchar_t *buffer, /* O - Buffer for data */ | |
2424 | int length) /* I - Total length */ | |
d23a857a | 2425 | { |
aea6601a | 2426 | int tbytes, /* Total bytes read */ |
2427 | bytes; /* Bytes read this pass */ | |
2428 | char len[32]; /* Length string */ | |
7db52463 | 2429 | |
d23a857a | 2430 | |
dd63ebe2 | 2431 | DEBUG_printf(("ipp_read_http(http=%p, buffer=%p, length=%d)\n", |
2432 | http, buffer, length)); | |
2433 | ||
d23a857a | 2434 | /* |
2435 | * Loop until all bytes are read... | |
2436 | */ | |
2437 | ||
41e45833 | 2438 | for (tbytes = 0, bytes = 0; tbytes < length; tbytes += bytes, buffer += bytes) |
753453e4 | 2439 | { |
dd63ebe2 | 2440 | DEBUG_printf(("tbytes = %d, http->state = %d\n", tbytes, http->state)); |
2441 | ||
2442 | if (http->state == HTTP_WAITING) | |
2443 | break; | |
2444 | ||
2445 | if (http->used > 0 && http->data_encoding == HTTP_ENCODE_LENGTH) | |
753453e4 | 2446 | { |
2447 | /* | |
2448 | * Do "fast read" from HTTP buffer directly... | |
2449 | */ | |
2450 | ||
2451 | if (http->used > (length - tbytes)) | |
2452 | bytes = length - tbytes; | |
2453 | else | |
2454 | bytes = http->used; | |
2455 | ||
2456 | if (bytes == 1) | |
2457 | buffer[0] = http->buffer[0]; | |
2458 | else | |
2459 | memcpy(buffer, http->buffer, bytes); | |
2460 | ||
2461 | http->used -= bytes; | |
2462 | http->data_remaining -= bytes; | |
2463 | ||
2464 | if (http->used > 0) | |
dfac1292 | 2465 | memmove(http->buffer, http->buffer + bytes, http->used); |
753453e4 | 2466 | |
2467 | if (http->data_remaining == 0) | |
2468 | { | |
2469 | if (http->data_encoding == HTTP_ENCODE_CHUNKED) | |
92e48f04 | 2470 | { |
2471 | /* | |
2472 | * Get the trailing CR LF after the chunk... | |
2473 | */ | |
2474 | ||
2475 | if (!httpGets(len, sizeof(len), http)) | |
2476 | return (-1); | |
2477 | } | |
753453e4 | 2478 | |
2479 | if (http->data_encoding != HTTP_ENCODE_CHUNKED) | |
2480 | { | |
2481 | if (http->state == HTTP_POST_RECV) | |
2482 | http->state ++; | |
2483 | else | |
2484 | http->state = HTTP_WAITING; | |
2485 | } | |
2486 | } | |
2487 | } | |
aea6601a | 2488 | else |
2489 | { | |
2490 | /* | |
2e32fcdb | 2491 | * Wait a maximum of 1 second for data... |
aea6601a | 2492 | */ |
2493 | ||
d68320d4 | 2494 | if (!http->blocking) |
3955a26e | 2495 | { |
2496 | /* | |
d68320d4 | 2497 | * Wait up to 1 second for more data on non-blocking sockets... |
3955a26e | 2498 | */ |
2499 | ||
d68320d4 | 2500 | if (!httpWait(http, 1000)) |
2501 | { | |
2502 | /* | |
2503 | * Signal no data... | |
2504 | */ | |
2505 | ||
2506 | bytes = -1; | |
2507 | break; | |
2508 | } | |
3955a26e | 2509 | } |
d68320d4 | 2510 | |
2511 | if ((bytes = httpRead(http, (char *)buffer, length - tbytes)) <= 0) | |
aea6601a | 2512 | break; |
2513 | } | |
753453e4 | 2514 | } |
d23a857a | 2515 | |
2516 | /* | |
2517 | * Return the number of bytes read... | |
2518 | */ | |
2519 | ||
74464516 | 2520 | if (tbytes == 0 && bytes < 0) |
3955a26e | 2521 | tbytes = -1; |
2522 | ||
dd63ebe2 | 2523 | DEBUG_printf(("returning %d bytes...\n", tbytes)); |
2524 | ||
3955a26e | 2525 | return (tbytes); |
d23a857a | 2526 | } |
2527 | ||
2528 | ||
d23a857a | 2529 | /* |
b070f93d | 2530 | * 'ipp_read_file()' - Read IPP data from a file. |
2531 | */ | |
2532 | ||
b0757135 | 2533 | static int /* O - Number of bytes read */ |
2534 | ipp_read_file(int *fd, /* I - File descriptor */ | |
2535 | ipp_uchar_t *buffer, /* O - Read buffer */ | |
2536 | int length) /* I - Number of bytes to read */ | |
b070f93d | 2537 | { |
2538 | return (read(*fd, buffer, length)); | |
2539 | } | |
2540 | ||
2541 | ||
b070f93d | 2542 | /* |
2543 | * 'ipp_write_file()' - Write IPP data to a file. | |
2544 | */ | |
2545 | ||
b0757135 | 2546 | static int /* O - Number of bytes written */ |
2547 | ipp_write_file(int *fd, /* I - File descriptor */ | |
2548 | ipp_uchar_t *buffer, /* I - Data to write */ | |
2549 | int length) /* I - Number of bytes to write */ | |
b070f93d | 2550 | { |
2551 | return (write(*fd, buffer, length)); | |
2552 | } | |
2553 | ||
2554 | ||
2555 | /* | |
64bbab09 | 2556 | * End of "$Id: ipp.c,v 1.55.2.39 2004/02/25 16:58:32 mike Exp $". |
dec2f757 | 2557 | */ |