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ef416fc2 | 1 | /* |
bc44d920 | 2 | * "$Id: testipp.c 6649 2007-07-11 21:46:42Z mike $" |
ef416fc2 | 3 | * |
4 | * IPP test program for the Common UNIX Printing System (CUPS). | |
5 | * | |
bc44d920 | 6 | * Copyright 2007 by Apple Inc. |
ef416fc2 | 7 | * Copyright 1997-2005 by Easy Software Products. |
8 | * | |
9 | * These coded instructions, statements, and computer programs are the | |
bc44d920 | 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/". | |
ef416fc2 | 14 | * |
15 | * This file is subject to the Apple OS-Developed Software exception. | |
16 | * | |
17 | * Contents: | |
18 | * | |
19 | * main() - Main entry. | |
20 | */ | |
21 | ||
22 | /* | |
23 | * Include necessary headers... | |
24 | */ | |
25 | ||
26 | #include <stdio.h> | |
27 | #include <stdlib.h> | |
28 | #include <cups/string.h> | |
29 | #include <errno.h> | |
8ca02f3c | 30 | #include "ipp-private.h" |
ef416fc2 | 31 | #ifdef WIN32 |
32 | # include <io.h> | |
33 | #else | |
34 | # include <unistd.h> | |
35 | # include <fcntl.h> | |
36 | #endif /* WIN32 */ | |
37 | ||
38 | ||
39 | /* | |
40 | * Local globals... | |
41 | */ | |
42 | ||
43 | int rpos; /* Current position in buffer */ | |
44 | ipp_uchar_t wbuffer[8192]; /* Write buffer */ | |
45 | int wused; /* Number of bytes in buffer */ | |
46 | ipp_uchar_t collection[] = /* Collection buffer */ | |
47 | { | |
48 | 0x01, 0x01, /* IPP version */ | |
49 | 0x00, 0x02, /* Print-Job operation */ | |
50 | 0x00, 0x00, 0x00, 0x01, /* Request ID */ | |
51 | ||
52 | IPP_TAG_OPERATION, | |
53 | ||
54 | IPP_TAG_CHARSET, | |
55 | 0x00, 0x12, /* Name length + name */ | |
56 | 'a','t','t','r','i','b','u','t','e','s','-', | |
57 | 'c','h','a','r','s','e','t', | |
58 | 0x00, 0x05, /* Value length + value */ | |
59 | 'u','t','f','-','8', | |
60 | ||
61 | IPP_TAG_LANGUAGE, | |
62 | 0x00, 0x1b, /* Name length + name */ | |
63 | 'a','t','t','r','i','b','u','t','e','s','-', | |
64 | 'n','a','t','u','r','a','l','-','l','a','n', | |
65 | 'g','u','a','g','e', | |
66 | 0x00, 0x02, /* Value length + value */ | |
67 | 'e','n', | |
68 | ||
69 | IPP_TAG_URI, | |
70 | 0x00, 0x0b, /* Name length + name */ | |
71 | 'p','r','i','n','t','e','r','-','u','r','i', | |
72 | 0x00, 0x1c, /* Value length + value */ | |
73 | 'i','p','p',':','/','/','l','o','c','a','l', | |
74 | 'h','o','s','t','/','p','r','i','n','t','e', | |
75 | 'r','s','/','f','o','o', | |
76 | ||
77 | IPP_TAG_JOB, /* job group tag */ | |
78 | ||
79 | IPP_TAG_BEGIN_COLLECTION, /* begCollection tag */ | |
80 | 0x00, 0x09, /* Name length + name */ | |
81 | 'm', 'e', 'd', 'i', 'a', '-', 'c', 'o', 'l', | |
82 | 0x00, 0x00, /* No value */ | |
83 | IPP_TAG_MEMBERNAME, /* memberAttrName tag */ | |
84 | 0x00, 0x00, /* No name */ | |
85 | 0x00, 0x0b, /* Value length + value */ | |
86 | 'm', 'e', 'd', 'i', 'a', '-', 'c', 'o', 'l', 'o', 'r', | |
87 | IPP_TAG_KEYWORD, /* keyword tag */ | |
88 | 0x00, 0x00, /* No name */ | |
89 | 0x00, 0x04, /* Value length + value */ | |
90 | 'b', 'l', 'u', 'e', | |
91 | ||
92 | IPP_TAG_MEMBERNAME, /* memberAttrName tag */ | |
93 | 0x00, 0x00, /* No name */ | |
94 | 0x00, 0x0a, /* Value length + value */ | |
95 | 'm', 'e', 'd', 'i', 'a', '-', 't', 'y', 'p', 'e', | |
96 | IPP_TAG_KEYWORD, /* keyword tag */ | |
97 | 0x00, 0x00, /* No name */ | |
98 | 0x00, 0x05, /* Value length + value */ | |
99 | 'p', 'l', 'a', 'i', 'n', | |
100 | IPP_TAG_END_COLLECTION, /* endCollection tag */ | |
101 | 0x00, 0x00, /* No name */ | |
102 | 0x00, 0x00, /* No value */ | |
103 | ||
104 | IPP_TAG_BEGIN_COLLECTION, /* begCollection tag */ | |
105 | 0x00, 0x00, /* No name */ | |
106 | 0x00, 0x00, /* No value */ | |
107 | IPP_TAG_MEMBERNAME, /* memberAttrName tag */ | |
108 | 0x00, 0x00, /* No name */ | |
109 | 0x00, 0x0b, /* Value length + value */ | |
110 | 'm', 'e', 'd', 'i', 'a', '-', 'c', 'o', 'l', 'o', 'r', | |
111 | IPP_TAG_KEYWORD, /* keyword tag */ | |
112 | 0x00, 0x00, /* No name */ | |
113 | 0x00, 0x05, /* Value length + value */ | |
114 | 'p', 'l', 'a', 'i', 'd', | |
115 | ||
116 | IPP_TAG_MEMBERNAME, /* memberAttrName tag */ | |
117 | 0x00, 0x00, /* No name */ | |
118 | 0x00, 0x0a, /* Value length + value */ | |
119 | 'm', 'e', 'd', 'i', 'a', '-', 't', 'y', 'p', 'e', | |
120 | IPP_TAG_KEYWORD, /* keyword tag */ | |
121 | 0x00, 0x00, /* No name */ | |
122 | 0x00, 0x06, /* Value length + value */ | |
123 | 'g', 'l', 'o', 's', 's', 'y', | |
124 | IPP_TAG_END_COLLECTION, /* endCollection tag */ | |
125 | 0x00, 0x00, /* No name */ | |
126 | 0x00, 0x00, /* No value */ | |
127 | ||
128 | IPP_TAG_END /* end tag */ | |
129 | }; | |
130 | ||
131 | ||
132 | /* | |
133 | * Local functions... | |
134 | */ | |
135 | ||
136 | void hex_dump(const char *title, ipp_uchar_t *buffer, int bytes); | |
137 | void print_attributes(ipp_t *ipp, int indent); | |
a4d04587 | 138 | ssize_t read_cb(void *data, ipp_uchar_t *buffer, size_t bytes); |
139 | ssize_t write_cb(void *data, ipp_uchar_t *buffer, size_t bytes); | |
ef416fc2 | 140 | |
141 | ||
142 | /* | |
143 | * 'main()' - Main entry. | |
144 | */ | |
145 | ||
146 | int /* O - Exit status */ | |
147 | main(int argc, /* I - Number of command-line arguments */ | |
148 | char *argv[]) /* I - Command-line arguments */ | |
149 | { | |
150 | ipp_t *cols[2]; /* Collections */ | |
151 | ipp_t *request; /* Request */ | |
152 | ipp_state_t state; /* State */ | |
153 | int length; /* Length of data */ | |
154 | int fd; /* File descriptor */ | |
155 | int i; /* Looping var */ | |
156 | int status; /* Status of tests (0 = success, 1 = fail) */ | |
157 | ||
158 | ||
159 | status = 0; | |
160 | ||
161 | if (argc == 1) | |
162 | { | |
163 | /* | |
164 | * Test request generation code... | |
165 | */ | |
166 | ||
167 | printf("Create Sample Request: "); | |
168 | ||
169 | request = ippNew(); | |
170 | request->request.op.version[0] = 0x01; | |
171 | request->request.op.version[1] = 0x01; | |
172 | request->request.op.operation_id = IPP_PRINT_JOB; | |
173 | request->request.op.request_id = 1; | |
174 | ||
175 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET, | |
176 | "attributes-charset", NULL, "utf-8"); | |
177 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE, | |
178 | "attributes-natural-language", NULL, "en"); | |
179 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, | |
180 | "printer-uri", NULL, "ipp://localhost/printers/foo"); | |
181 | ||
182 | cols[0] = ippNew(); | |
183 | ippAddString(cols[0], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-color", NULL, "blue"); | |
184 | ippAddString(cols[0], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-type", NULL, "plain"); | |
185 | ||
186 | cols[1] = ippNew(); | |
187 | ippAddString(cols[1], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-color", NULL, "plaid"); | |
188 | ippAddString(cols[1], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-type", NULL, "glossy"); | |
189 | ||
190 | ippAddCollections(request, IPP_TAG_JOB, "media-col", 2, (const ipp_t **)cols); | |
191 | ||
192 | length = ippLength(request); | |
193 | if (length != sizeof(collection)) | |
194 | { | |
195 | printf("FAIL - wrong ippLength(), %d instead of %d bytes!\n", | |
196 | length, (int)sizeof(collection)); | |
197 | status = 1; | |
198 | } | |
199 | else | |
200 | puts("PASS"); | |
201 | ||
202 | /* | |
203 | * Write test #1... | |
204 | */ | |
205 | ||
206 | printf("Write Sample to Memory: "); | |
207 | ||
208 | wused = 0; | |
209 | while ((state = ippWriteIO(wbuffer, write_cb, 1, NULL, request)) != IPP_DATA) | |
210 | if (state == IPP_ERROR) | |
211 | break; | |
212 | ||
213 | if (state != IPP_DATA) | |
214 | { | |
215 | printf("FAIL - %d bytes written.\n", wused); | |
216 | status = 1; | |
217 | } | |
218 | else if (wused != sizeof(collection)) | |
219 | { | |
220 | printf("FAIL - wrote %d bytes, expected %d bytes!\n", wused, | |
221 | (int)sizeof(collection)); | |
222 | hex_dump("Bytes Written", wbuffer, wused); | |
223 | hex_dump("Baseline", collection, sizeof(collection)); | |
224 | status = 1; | |
225 | } | |
226 | else if (memcmp(wbuffer, collection, wused)) | |
227 | { | |
228 | puts("FAIL - output does not match baseline!"); | |
229 | hex_dump("Bytes Written", wbuffer, wused); | |
230 | hex_dump("Baseline", collection, sizeof(collection)); | |
231 | status = 1; | |
232 | } | |
233 | else | |
234 | puts("PASS"); | |
235 | ||
236 | ippDelete(request); | |
237 | ||
238 | /* | |
239 | * Read the data back in and confirm... | |
240 | */ | |
241 | ||
242 | printf("Read Sample from Memory: "); | |
243 | ||
244 | request = ippNew(); | |
245 | rpos = 0; | |
246 | ||
247 | while ((state = ippReadIO(wbuffer, read_cb, 1, NULL, request)) != IPP_DATA) | |
248 | if (state == IPP_ERROR) | |
249 | break; | |
250 | ||
251 | length = ippLength(request); | |
252 | ||
253 | if (state != IPP_DATA) | |
254 | { | |
255 | printf("FAIL - %d bytes read.\n", rpos); | |
256 | status = 1; | |
257 | } | |
258 | else if (rpos != wused) | |
259 | { | |
260 | printf("FAIL - read %d bytes, expected %d bytes!\n", rpos, wused); | |
261 | print_attributes(request, 8); | |
262 | status = 1; | |
263 | } | |
264 | else if (length != sizeof(collection)) | |
265 | { | |
266 | printf("FAIL - wrong ippLength(), %d instead of %d bytes!\n", | |
267 | length, (int)sizeof(collection)); | |
268 | print_attributes(request, 8); | |
269 | status = 1; | |
270 | } | |
271 | else | |
272 | puts("PASS"); | |
273 | ||
274 | ippDelete(request); | |
275 | ||
8ca02f3c | 276 | /* |
277 | * Test _ippFindOption() private API... | |
278 | */ | |
279 | ||
280 | fputs("_ippFindOption(\"printer-type\"): ", stdout); | |
281 | if (_ippFindOption("printer-type")) | |
282 | puts("PASS"); | |
283 | else | |
284 | { | |
285 | puts("FAIL"); | |
286 | status = 1; | |
287 | } | |
288 | ||
ef416fc2 | 289 | /* |
290 | * Summarize... | |
291 | */ | |
292 | ||
293 | putchar('\n'); | |
294 | ||
295 | if (status) | |
296 | puts("Core IPP tests failed."); | |
297 | else | |
298 | puts("Core IPP tests passed."); | |
299 | } | |
300 | else | |
301 | { | |
302 | /* | |
303 | * Read IPP files... | |
304 | */ | |
305 | ||
306 | for (i = 1; i < argc; i ++) | |
307 | { | |
308 | if ((fd = open(argv[i], O_RDONLY)) < 0) | |
309 | { | |
310 | printf("Unable to open \"%s\" - %s\n", argv[i], strerror(errno)); | |
311 | status = 1; | |
312 | continue; | |
313 | } | |
314 | ||
315 | request = ippNew(); | |
316 | while ((state = ippReadFile(fd, request)) == IPP_ATTRIBUTE); | |
317 | ||
318 | if (state != IPP_DATA) | |
319 | { | |
320 | printf("Error reading IPP message from \"%s\"!\n", argv[i]); | |
321 | status = 1; | |
322 | } | |
323 | else | |
324 | { | |
325 | printf("\n%s:\n", argv[i]); | |
326 | print_attributes(request, 4); | |
327 | } | |
328 | ||
329 | ippDelete(request); | |
330 | close(fd); | |
331 | } | |
332 | } | |
333 | ||
334 | return (status); | |
335 | } | |
336 | ||
337 | ||
338 | /* | |
339 | * 'hex_dump()' - Produce a hex dump of a buffer. | |
340 | */ | |
341 | ||
342 | void | |
343 | hex_dump(const char *title, /* I - Title */ | |
344 | ipp_uchar_t *buffer, /* I - Buffer to dump */ | |
345 | int bytes) /* I - Number of bytes */ | |
346 | { | |
347 | int i, j; /* Looping vars */ | |
348 | int ch; /* Current ASCII char */ | |
349 | ||
350 | ||
351 | /* | |
352 | * Show lines of 16 bytes at a time... | |
353 | */ | |
354 | ||
355 | printf(" %s:\n", title); | |
356 | ||
357 | for (i = 0; i < bytes; i += 16) | |
358 | { | |
359 | /* | |
360 | * Show the offset... | |
361 | */ | |
362 | ||
363 | printf(" %04x ", i); | |
364 | ||
365 | /* | |
366 | * Then up to 16 bytes in hex... | |
367 | */ | |
368 | ||
369 | for (j = 0; j < 16; j ++) | |
370 | if ((i + j) < bytes) | |
371 | printf(" %02x", buffer[i + j]); | |
372 | else | |
373 | printf(" "); | |
374 | ||
375 | /* | |
376 | * Then the ASCII representation of the bytes... | |
377 | */ | |
378 | ||
379 | putchar(' '); | |
380 | putchar(' '); | |
381 | ||
382 | for (j = 0; j < 16 && (i + j) < bytes; j ++) | |
383 | { | |
384 | ch = buffer[i + j] & 127; | |
385 | ||
386 | if (ch < ' ' || ch == 127) | |
387 | putchar('.'); | |
388 | else | |
389 | putchar(ch); | |
390 | } | |
391 | ||
392 | putchar('\n'); | |
393 | } | |
394 | } | |
395 | ||
396 | ||
397 | /* | |
398 | * 'print_attributes()' - Print the attributes in a request... | |
399 | */ | |
400 | ||
401 | void | |
402 | print_attributes(ipp_t *ipp, /* I - IPP request */ | |
403 | int indent) /* I - Indentation */ | |
404 | { | |
405 | int i; /* Looping var */ | |
406 | ipp_tag_t group; /* Current group */ | |
407 | ipp_attribute_t *attr; /* Current attribute */ | |
408 | ipp_value_t *val; /* Current value */ | |
409 | static const char * const tags[] = /* Value/group tag strings */ | |
410 | { | |
411 | "reserved-00", | |
412 | "operation-attributes-tag", | |
413 | "job-attributes-tag", | |
414 | "end-of-attributes-tag", | |
415 | "printer-attributes-tag", | |
416 | "unsupported-attributes-tag", | |
417 | "subscription-attributes-tag", | |
418 | "event-attributes-tag", | |
419 | "reserved-08", | |
420 | "reserved-09", | |
421 | "reserved-0A", | |
422 | "reserved-0B", | |
423 | "reserved-0C", | |
424 | "reserved-0D", | |
425 | "reserved-0E", | |
426 | "reserved-0F", | |
427 | "unsupported", | |
428 | "default", | |
429 | "unknown", | |
430 | "no-value", | |
431 | "reserved-14", | |
432 | "not-settable", | |
433 | "delete-attr", | |
434 | "admin-define", | |
435 | "reserved-18", | |
436 | "reserved-19", | |
437 | "reserved-1A", | |
438 | "reserved-1B", | |
439 | "reserved-1C", | |
440 | "reserved-1D", | |
441 | "reserved-1E", | |
442 | "reserved-1F", | |
443 | "reserved-20", | |
444 | "integer", | |
445 | "boolean", | |
446 | "enum", | |
447 | "reserved-24", | |
448 | "reserved-25", | |
449 | "reserved-26", | |
450 | "reserved-27", | |
451 | "reserved-28", | |
452 | "reserved-29", | |
453 | "reserved-2a", | |
454 | "reserved-2b", | |
455 | "reserved-2c", | |
456 | "reserved-2d", | |
457 | "reserved-2e", | |
458 | "reserved-2f", | |
459 | "octetString", | |
460 | "dateTime", | |
461 | "resolution", | |
462 | "rangeOfInteger", | |
463 | "begCollection", | |
464 | "textWithLanguage", | |
465 | "nameWithLanguage", | |
466 | "endCollection", | |
467 | "reserved-38", | |
468 | "reserved-39", | |
469 | "reserved-3a", | |
470 | "reserved-3b", | |
471 | "reserved-3c", | |
472 | "reserved-3d", | |
473 | "reserved-3e", | |
474 | "reserved-3f", | |
475 | "reserved-40", | |
476 | "textWithoutLanguage", | |
477 | "nameWithoutLanguage", | |
478 | "reserved-43", | |
479 | "keyword", | |
480 | "uri", | |
481 | "uriScheme", | |
482 | "charset", | |
483 | "naturalLanguage", | |
484 | "mimeMediaType", | |
485 | "memberName" | |
486 | }; | |
487 | ||
488 | ||
489 | for (group = IPP_TAG_ZERO, attr = ipp->attrs; attr; attr = attr->next) | |
490 | { | |
491 | if ((attr->group_tag == IPP_TAG_ZERO && indent <= 8) || !attr->name) | |
492 | { | |
493 | group = IPP_TAG_ZERO; | |
494 | putchar('\n'); | |
495 | continue; | |
496 | } | |
497 | ||
498 | if (group != attr->group_tag) | |
499 | { | |
500 | group = attr->group_tag; | |
501 | ||
502 | putchar('\n'); | |
503 | for (i = 4; i < indent; i ++) | |
504 | putchar(' '); | |
505 | ||
506 | printf("%s:\n\n", tags[group]); | |
507 | } | |
508 | ||
509 | for (i = 0; i < indent; i ++) | |
510 | putchar(' '); | |
511 | ||
512 | printf("%s (", attr->name); | |
513 | if (attr->num_values > 1) | |
514 | printf("1setOf "); | |
515 | printf("%s):", tags[attr->value_tag]); | |
516 | ||
517 | switch (attr->value_tag) | |
518 | { | |
519 | case IPP_TAG_ENUM : | |
520 | case IPP_TAG_INTEGER : | |
521 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
522 | printf(" %d", val->integer); | |
523 | putchar('\n'); | |
524 | break; | |
525 | ||
526 | case IPP_TAG_BOOLEAN : | |
527 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
528 | printf(" %s", val->boolean ? "true" : "false"); | |
529 | putchar('\n'); | |
530 | break; | |
531 | ||
532 | case IPP_TAG_RANGE : | |
533 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
534 | printf(" %d-%d", val->range.lower, val->range.upper); | |
535 | putchar('\n'); | |
536 | break; | |
537 | ||
538 | case IPP_TAG_DATE : | |
539 | { | |
540 | time_t vtime; /* Date/Time value */ | |
541 | struct tm *vdate; /* Date info */ | |
542 | char vstring[256]; /* Formatted time */ | |
543 | ||
544 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
545 | { | |
546 | vtime = ippDateToTime(val->date); | |
547 | vdate = localtime(&vtime); | |
548 | strftime(vstring, sizeof(vstring), "%c", vdate); | |
549 | printf(" (%s)", vstring); | |
550 | } | |
551 | } | |
552 | putchar('\n'); | |
553 | break; | |
554 | ||
555 | case IPP_TAG_RESOLUTION : | |
556 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
557 | printf(" %dx%d%s", val->resolution.xres, val->resolution.yres, | |
558 | val->resolution.units == IPP_RES_PER_INCH ? "dpi" : "dpc"); | |
559 | putchar('\n'); | |
560 | break; | |
561 | ||
562 | case IPP_TAG_STRING : | |
563 | case IPP_TAG_TEXTLANG : | |
564 | case IPP_TAG_NAMELANG : | |
565 | case IPP_TAG_TEXT : | |
566 | case IPP_TAG_NAME : | |
567 | case IPP_TAG_KEYWORD : | |
568 | case IPP_TAG_URI : | |
569 | case IPP_TAG_URISCHEME : | |
570 | case IPP_TAG_CHARSET : | |
571 | case IPP_TAG_LANGUAGE : | |
572 | case IPP_TAG_MIMETYPE : | |
573 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
574 | printf(" \"%s\"", val->string.text); | |
575 | putchar('\n'); | |
576 | break; | |
577 | ||
578 | case IPP_TAG_BEGIN_COLLECTION : | |
579 | putchar('\n'); | |
580 | ||
581 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
582 | { | |
583 | if (i) | |
584 | putchar('\n'); | |
585 | print_attributes(val->collection, indent + 4); | |
586 | } | |
587 | break; | |
588 | ||
589 | default : | |
590 | printf("UNKNOWN (%d values)\n", attr->num_values); | |
591 | break; | |
592 | } | |
593 | } | |
594 | } | |
595 | ||
596 | ||
597 | /* | |
598 | * 'read_cb()' - Read data from a buffer. | |
599 | */ | |
600 | ||
a4d04587 | 601 | ssize_t /* O - Number of bytes read */ |
ef416fc2 | 602 | read_cb(void *data, /* I - Data */ |
603 | ipp_uchar_t *buffer, /* O - Buffer to read */ | |
a4d04587 | 604 | size_t bytes) /* I - Number of bytes to read */ |
ef416fc2 | 605 | { |
606 | int count; /* Number of bytes */ | |
607 | ||
608 | ||
609 | /* | |
610 | * Copy bytes from the data buffer to the read buffer... | |
611 | */ | |
612 | ||
613 | for (count = bytes; count > 0 && rpos < wused; count --, rpos ++) | |
614 | *buffer++ = wbuffer[rpos]; | |
615 | ||
616 | /* | |
617 | * Return the number of bytes read... | |
618 | */ | |
619 | ||
620 | return (bytes - count); | |
621 | } | |
622 | ||
623 | ||
624 | /* | |
625 | * 'write_cb()' - Write data into a buffer. | |
626 | */ | |
627 | ||
a4d04587 | 628 | ssize_t /* O - Number of bytes written */ |
ef416fc2 | 629 | write_cb(void *data, /* I - Data */ |
630 | ipp_uchar_t *buffer, /* I - Buffer to write */ | |
a4d04587 | 631 | size_t bytes) /* I - Number of bytes to write */ |
ef416fc2 | 632 | { |
633 | int count; /* Number of bytes */ | |
634 | ||
635 | ||
636 | /* | |
637 | * Loop until all bytes are written... | |
638 | */ | |
639 | ||
640 | for (count = bytes; count > 0 && wused < sizeof(wbuffer); count --, wused ++) | |
641 | wbuffer[wused] = *buffer++; | |
642 | ||
643 | /* | |
644 | * Return the number of bytes written... | |
645 | */ | |
646 | ||
647 | return (bytes - count); | |
648 | } | |
649 | ||
650 | ||
651 | /* | |
bc44d920 | 652 | * End of "$Id: testipp.c 6649 2007-07-11 21:46:42Z mike $". |
ef416fc2 | 653 | */ |