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ef416fc2 | 1 | /* |
f7deaa1a | 2 | * "$Id: testipp.c 5749 2006-07-18 18:36:09Z mike $" |
ef416fc2 | 3 | * |
4 | * IPP test program for the Common UNIX Printing System (CUPS). | |
5 | * | |
6 | * Copyright 1997-2005 by Easy Software Products. | |
7 | * | |
8 | * These coded instructions, statements, and computer programs are the | |
9 | * property of Easy Software Products and are protected by Federal | |
10 | * copyright law. Distribution and use rights are outlined in the file | |
11 | * "LICENSE.txt" which should have been included with this file. If this | |
12 | * file is missing or damaged please contact Easy Software Products | |
13 | * at: | |
14 | * | |
15 | * Attn: CUPS Licensing Information | |
16 | * Easy Software Products | |
17 | * 44141 Airport View Drive, Suite 204 | |
18 | * Hollywood, Maryland 20636 USA | |
19 | * | |
20 | * Voice: (301) 373-9600 | |
21 | * EMail: cups-info@cups.org | |
22 | * WWW: http://www.cups.org | |
23 | * | |
24 | * This file is subject to the Apple OS-Developed Software exception. | |
25 | * | |
26 | * Contents: | |
27 | * | |
28 | * main() - Main entry. | |
29 | */ | |
30 | ||
31 | /* | |
32 | * Include necessary headers... | |
33 | */ | |
34 | ||
35 | #include <stdio.h> | |
36 | #include <stdlib.h> | |
37 | #include <cups/string.h> | |
38 | #include <errno.h> | |
8ca02f3c | 39 | #include "ipp-private.h" |
ef416fc2 | 40 | #ifdef WIN32 |
41 | # include <io.h> | |
42 | #else | |
43 | # include <unistd.h> | |
44 | # include <fcntl.h> | |
45 | #endif /* WIN32 */ | |
46 | ||
47 | ||
48 | /* | |
49 | * Local globals... | |
50 | */ | |
51 | ||
52 | int rpos; /* Current position in buffer */ | |
53 | ipp_uchar_t wbuffer[8192]; /* Write buffer */ | |
54 | int wused; /* Number of bytes in buffer */ | |
55 | ipp_uchar_t collection[] = /* Collection buffer */ | |
56 | { | |
57 | 0x01, 0x01, /* IPP version */ | |
58 | 0x00, 0x02, /* Print-Job operation */ | |
59 | 0x00, 0x00, 0x00, 0x01, /* Request ID */ | |
60 | ||
61 | IPP_TAG_OPERATION, | |
62 | ||
63 | IPP_TAG_CHARSET, | |
64 | 0x00, 0x12, /* Name length + name */ | |
65 | 'a','t','t','r','i','b','u','t','e','s','-', | |
66 | 'c','h','a','r','s','e','t', | |
67 | 0x00, 0x05, /* Value length + value */ | |
68 | 'u','t','f','-','8', | |
69 | ||
70 | IPP_TAG_LANGUAGE, | |
71 | 0x00, 0x1b, /* Name length + name */ | |
72 | 'a','t','t','r','i','b','u','t','e','s','-', | |
73 | 'n','a','t','u','r','a','l','-','l','a','n', | |
74 | 'g','u','a','g','e', | |
75 | 0x00, 0x02, /* Value length + value */ | |
76 | 'e','n', | |
77 | ||
78 | IPP_TAG_URI, | |
79 | 0x00, 0x0b, /* Name length + name */ | |
80 | 'p','r','i','n','t','e','r','-','u','r','i', | |
81 | 0x00, 0x1c, /* Value length + value */ | |
82 | 'i','p','p',':','/','/','l','o','c','a','l', | |
83 | 'h','o','s','t','/','p','r','i','n','t','e', | |
84 | 'r','s','/','f','o','o', | |
85 | ||
86 | IPP_TAG_JOB, /* job group tag */ | |
87 | ||
88 | IPP_TAG_BEGIN_COLLECTION, /* begCollection tag */ | |
89 | 0x00, 0x09, /* Name length + name */ | |
90 | 'm', 'e', 'd', 'i', 'a', '-', 'c', 'o', 'l', | |
91 | 0x00, 0x00, /* No value */ | |
92 | IPP_TAG_MEMBERNAME, /* memberAttrName tag */ | |
93 | 0x00, 0x00, /* No name */ | |
94 | 0x00, 0x0b, /* Value length + value */ | |
95 | 'm', 'e', 'd', 'i', 'a', '-', 'c', 'o', 'l', 'o', 'r', | |
96 | IPP_TAG_KEYWORD, /* keyword tag */ | |
97 | 0x00, 0x00, /* No name */ | |
98 | 0x00, 0x04, /* Value length + value */ | |
99 | 'b', 'l', 'u', 'e', | |
100 | ||
101 | IPP_TAG_MEMBERNAME, /* memberAttrName tag */ | |
102 | 0x00, 0x00, /* No name */ | |
103 | 0x00, 0x0a, /* Value length + value */ | |
104 | 'm', 'e', 'd', 'i', 'a', '-', 't', 'y', 'p', 'e', | |
105 | IPP_TAG_KEYWORD, /* keyword tag */ | |
106 | 0x00, 0x00, /* No name */ | |
107 | 0x00, 0x05, /* Value length + value */ | |
108 | 'p', 'l', 'a', 'i', 'n', | |
109 | IPP_TAG_END_COLLECTION, /* endCollection tag */ | |
110 | 0x00, 0x00, /* No name */ | |
111 | 0x00, 0x00, /* No value */ | |
112 | ||
113 | IPP_TAG_BEGIN_COLLECTION, /* begCollection tag */ | |
114 | 0x00, 0x00, /* No name */ | |
115 | 0x00, 0x00, /* No value */ | |
116 | IPP_TAG_MEMBERNAME, /* memberAttrName tag */ | |
117 | 0x00, 0x00, /* No name */ | |
118 | 0x00, 0x0b, /* Value length + value */ | |
119 | 'm', 'e', 'd', 'i', 'a', '-', 'c', 'o', 'l', 'o', 'r', | |
120 | IPP_TAG_KEYWORD, /* keyword tag */ | |
121 | 0x00, 0x00, /* No name */ | |
122 | 0x00, 0x05, /* Value length + value */ | |
123 | 'p', 'l', 'a', 'i', 'd', | |
124 | ||
125 | IPP_TAG_MEMBERNAME, /* memberAttrName tag */ | |
126 | 0x00, 0x00, /* No name */ | |
127 | 0x00, 0x0a, /* Value length + value */ | |
128 | 'm', 'e', 'd', 'i', 'a', '-', 't', 'y', 'p', 'e', | |
129 | IPP_TAG_KEYWORD, /* keyword tag */ | |
130 | 0x00, 0x00, /* No name */ | |
131 | 0x00, 0x06, /* Value length + value */ | |
132 | 'g', 'l', 'o', 's', 's', 'y', | |
133 | IPP_TAG_END_COLLECTION, /* endCollection tag */ | |
134 | 0x00, 0x00, /* No name */ | |
135 | 0x00, 0x00, /* No value */ | |
136 | ||
137 | IPP_TAG_END /* end tag */ | |
138 | }; | |
139 | ||
140 | ||
141 | /* | |
142 | * Local functions... | |
143 | */ | |
144 | ||
145 | void hex_dump(const char *title, ipp_uchar_t *buffer, int bytes); | |
146 | void print_attributes(ipp_t *ipp, int indent); | |
a4d04587 | 147 | ssize_t read_cb(void *data, ipp_uchar_t *buffer, size_t bytes); |
148 | ssize_t write_cb(void *data, ipp_uchar_t *buffer, size_t bytes); | |
ef416fc2 | 149 | |
150 | ||
151 | /* | |
152 | * 'main()' - Main entry. | |
153 | */ | |
154 | ||
155 | int /* O - Exit status */ | |
156 | main(int argc, /* I - Number of command-line arguments */ | |
157 | char *argv[]) /* I - Command-line arguments */ | |
158 | { | |
159 | ipp_t *cols[2]; /* Collections */ | |
160 | ipp_t *request; /* Request */ | |
161 | ipp_state_t state; /* State */ | |
162 | int length; /* Length of data */ | |
163 | int fd; /* File descriptor */ | |
164 | int i; /* Looping var */ | |
165 | int status; /* Status of tests (0 = success, 1 = fail) */ | |
166 | ||
167 | ||
168 | status = 0; | |
169 | ||
170 | if (argc == 1) | |
171 | { | |
172 | /* | |
173 | * Test request generation code... | |
174 | */ | |
175 | ||
176 | printf("Create Sample Request: "); | |
177 | ||
178 | request = ippNew(); | |
179 | request->request.op.version[0] = 0x01; | |
180 | request->request.op.version[1] = 0x01; | |
181 | request->request.op.operation_id = IPP_PRINT_JOB; | |
182 | request->request.op.request_id = 1; | |
183 | ||
184 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET, | |
185 | "attributes-charset", NULL, "utf-8"); | |
186 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE, | |
187 | "attributes-natural-language", NULL, "en"); | |
188 | ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, | |
189 | "printer-uri", NULL, "ipp://localhost/printers/foo"); | |
190 | ||
191 | cols[0] = ippNew(); | |
192 | ippAddString(cols[0], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-color", NULL, "blue"); | |
193 | ippAddString(cols[0], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-type", NULL, "plain"); | |
194 | ||
195 | cols[1] = ippNew(); | |
196 | ippAddString(cols[1], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-color", NULL, "plaid"); | |
197 | ippAddString(cols[1], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-type", NULL, "glossy"); | |
198 | ||
199 | ippAddCollections(request, IPP_TAG_JOB, "media-col", 2, (const ipp_t **)cols); | |
200 | ||
201 | length = ippLength(request); | |
202 | if (length != sizeof(collection)) | |
203 | { | |
204 | printf("FAIL - wrong ippLength(), %d instead of %d bytes!\n", | |
205 | length, (int)sizeof(collection)); | |
206 | status = 1; | |
207 | } | |
208 | else | |
209 | puts("PASS"); | |
210 | ||
211 | /* | |
212 | * Write test #1... | |
213 | */ | |
214 | ||
215 | printf("Write Sample to Memory: "); | |
216 | ||
217 | wused = 0; | |
218 | while ((state = ippWriteIO(wbuffer, write_cb, 1, NULL, request)) != IPP_DATA) | |
219 | if (state == IPP_ERROR) | |
220 | break; | |
221 | ||
222 | if (state != IPP_DATA) | |
223 | { | |
224 | printf("FAIL - %d bytes written.\n", wused); | |
225 | status = 1; | |
226 | } | |
227 | else if (wused != sizeof(collection)) | |
228 | { | |
229 | printf("FAIL - wrote %d bytes, expected %d bytes!\n", wused, | |
230 | (int)sizeof(collection)); | |
231 | hex_dump("Bytes Written", wbuffer, wused); | |
232 | hex_dump("Baseline", collection, sizeof(collection)); | |
233 | status = 1; | |
234 | } | |
235 | else if (memcmp(wbuffer, collection, wused)) | |
236 | { | |
237 | puts("FAIL - output does not match baseline!"); | |
238 | hex_dump("Bytes Written", wbuffer, wused); | |
239 | hex_dump("Baseline", collection, sizeof(collection)); | |
240 | status = 1; | |
241 | } | |
242 | else | |
243 | puts("PASS"); | |
244 | ||
245 | ippDelete(request); | |
246 | ||
247 | /* | |
248 | * Read the data back in and confirm... | |
249 | */ | |
250 | ||
251 | printf("Read Sample from Memory: "); | |
252 | ||
253 | request = ippNew(); | |
254 | rpos = 0; | |
255 | ||
256 | while ((state = ippReadIO(wbuffer, read_cb, 1, NULL, request)) != IPP_DATA) | |
257 | if (state == IPP_ERROR) | |
258 | break; | |
259 | ||
260 | length = ippLength(request); | |
261 | ||
262 | if (state != IPP_DATA) | |
263 | { | |
264 | printf("FAIL - %d bytes read.\n", rpos); | |
265 | status = 1; | |
266 | } | |
267 | else if (rpos != wused) | |
268 | { | |
269 | printf("FAIL - read %d bytes, expected %d bytes!\n", rpos, wused); | |
270 | print_attributes(request, 8); | |
271 | status = 1; | |
272 | } | |
273 | else if (length != sizeof(collection)) | |
274 | { | |
275 | printf("FAIL - wrong ippLength(), %d instead of %d bytes!\n", | |
276 | length, (int)sizeof(collection)); | |
277 | print_attributes(request, 8); | |
278 | status = 1; | |
279 | } | |
280 | else | |
281 | puts("PASS"); | |
282 | ||
283 | ippDelete(request); | |
284 | ||
8ca02f3c | 285 | /* |
286 | * Test _ippFindOption() private API... | |
287 | */ | |
288 | ||
289 | fputs("_ippFindOption(\"printer-type\"): ", stdout); | |
290 | if (_ippFindOption("printer-type")) | |
291 | puts("PASS"); | |
292 | else | |
293 | { | |
294 | puts("FAIL"); | |
295 | status = 1; | |
296 | } | |
297 | ||
ef416fc2 | 298 | /* |
299 | * Summarize... | |
300 | */ | |
301 | ||
302 | putchar('\n'); | |
303 | ||
304 | if (status) | |
305 | puts("Core IPP tests failed."); | |
306 | else | |
307 | puts("Core IPP tests passed."); | |
308 | } | |
309 | else | |
310 | { | |
311 | /* | |
312 | * Read IPP files... | |
313 | */ | |
314 | ||
315 | for (i = 1; i < argc; i ++) | |
316 | { | |
317 | if ((fd = open(argv[i], O_RDONLY)) < 0) | |
318 | { | |
319 | printf("Unable to open \"%s\" - %s\n", argv[i], strerror(errno)); | |
320 | status = 1; | |
321 | continue; | |
322 | } | |
323 | ||
324 | request = ippNew(); | |
325 | while ((state = ippReadFile(fd, request)) == IPP_ATTRIBUTE); | |
326 | ||
327 | if (state != IPP_DATA) | |
328 | { | |
329 | printf("Error reading IPP message from \"%s\"!\n", argv[i]); | |
330 | status = 1; | |
331 | } | |
332 | else | |
333 | { | |
334 | printf("\n%s:\n", argv[i]); | |
335 | print_attributes(request, 4); | |
336 | } | |
337 | ||
338 | ippDelete(request); | |
339 | close(fd); | |
340 | } | |
341 | } | |
342 | ||
343 | return (status); | |
344 | } | |
345 | ||
346 | ||
347 | /* | |
348 | * 'hex_dump()' - Produce a hex dump of a buffer. | |
349 | */ | |
350 | ||
351 | void | |
352 | hex_dump(const char *title, /* I - Title */ | |
353 | ipp_uchar_t *buffer, /* I - Buffer to dump */ | |
354 | int bytes) /* I - Number of bytes */ | |
355 | { | |
356 | int i, j; /* Looping vars */ | |
357 | int ch; /* Current ASCII char */ | |
358 | ||
359 | ||
360 | /* | |
361 | * Show lines of 16 bytes at a time... | |
362 | */ | |
363 | ||
364 | printf(" %s:\n", title); | |
365 | ||
366 | for (i = 0; i < bytes; i += 16) | |
367 | { | |
368 | /* | |
369 | * Show the offset... | |
370 | */ | |
371 | ||
372 | printf(" %04x ", i); | |
373 | ||
374 | /* | |
375 | * Then up to 16 bytes in hex... | |
376 | */ | |
377 | ||
378 | for (j = 0; j < 16; j ++) | |
379 | if ((i + j) < bytes) | |
380 | printf(" %02x", buffer[i + j]); | |
381 | else | |
382 | printf(" "); | |
383 | ||
384 | /* | |
385 | * Then the ASCII representation of the bytes... | |
386 | */ | |
387 | ||
388 | putchar(' '); | |
389 | putchar(' '); | |
390 | ||
391 | for (j = 0; j < 16 && (i + j) < bytes; j ++) | |
392 | { | |
393 | ch = buffer[i + j] & 127; | |
394 | ||
395 | if (ch < ' ' || ch == 127) | |
396 | putchar('.'); | |
397 | else | |
398 | putchar(ch); | |
399 | } | |
400 | ||
401 | putchar('\n'); | |
402 | } | |
403 | } | |
404 | ||
405 | ||
406 | /* | |
407 | * 'print_attributes()' - Print the attributes in a request... | |
408 | */ | |
409 | ||
410 | void | |
411 | print_attributes(ipp_t *ipp, /* I - IPP request */ | |
412 | int indent) /* I - Indentation */ | |
413 | { | |
414 | int i; /* Looping var */ | |
415 | ipp_tag_t group; /* Current group */ | |
416 | ipp_attribute_t *attr; /* Current attribute */ | |
417 | ipp_value_t *val; /* Current value */ | |
418 | static const char * const tags[] = /* Value/group tag strings */ | |
419 | { | |
420 | "reserved-00", | |
421 | "operation-attributes-tag", | |
422 | "job-attributes-tag", | |
423 | "end-of-attributes-tag", | |
424 | "printer-attributes-tag", | |
425 | "unsupported-attributes-tag", | |
426 | "subscription-attributes-tag", | |
427 | "event-attributes-tag", | |
428 | "reserved-08", | |
429 | "reserved-09", | |
430 | "reserved-0A", | |
431 | "reserved-0B", | |
432 | "reserved-0C", | |
433 | "reserved-0D", | |
434 | "reserved-0E", | |
435 | "reserved-0F", | |
436 | "unsupported", | |
437 | "default", | |
438 | "unknown", | |
439 | "no-value", | |
440 | "reserved-14", | |
441 | "not-settable", | |
442 | "delete-attr", | |
443 | "admin-define", | |
444 | "reserved-18", | |
445 | "reserved-19", | |
446 | "reserved-1A", | |
447 | "reserved-1B", | |
448 | "reserved-1C", | |
449 | "reserved-1D", | |
450 | "reserved-1E", | |
451 | "reserved-1F", | |
452 | "reserved-20", | |
453 | "integer", | |
454 | "boolean", | |
455 | "enum", | |
456 | "reserved-24", | |
457 | "reserved-25", | |
458 | "reserved-26", | |
459 | "reserved-27", | |
460 | "reserved-28", | |
461 | "reserved-29", | |
462 | "reserved-2a", | |
463 | "reserved-2b", | |
464 | "reserved-2c", | |
465 | "reserved-2d", | |
466 | "reserved-2e", | |
467 | "reserved-2f", | |
468 | "octetString", | |
469 | "dateTime", | |
470 | "resolution", | |
471 | "rangeOfInteger", | |
472 | "begCollection", | |
473 | "textWithLanguage", | |
474 | "nameWithLanguage", | |
475 | "endCollection", | |
476 | "reserved-38", | |
477 | "reserved-39", | |
478 | "reserved-3a", | |
479 | "reserved-3b", | |
480 | "reserved-3c", | |
481 | "reserved-3d", | |
482 | "reserved-3e", | |
483 | "reserved-3f", | |
484 | "reserved-40", | |
485 | "textWithoutLanguage", | |
486 | "nameWithoutLanguage", | |
487 | "reserved-43", | |
488 | "keyword", | |
489 | "uri", | |
490 | "uriScheme", | |
491 | "charset", | |
492 | "naturalLanguage", | |
493 | "mimeMediaType", | |
494 | "memberName" | |
495 | }; | |
496 | ||
497 | ||
498 | for (group = IPP_TAG_ZERO, attr = ipp->attrs; attr; attr = attr->next) | |
499 | { | |
500 | if ((attr->group_tag == IPP_TAG_ZERO && indent <= 8) || !attr->name) | |
501 | { | |
502 | group = IPP_TAG_ZERO; | |
503 | putchar('\n'); | |
504 | continue; | |
505 | } | |
506 | ||
507 | if (group != attr->group_tag) | |
508 | { | |
509 | group = attr->group_tag; | |
510 | ||
511 | putchar('\n'); | |
512 | for (i = 4; i < indent; i ++) | |
513 | putchar(' '); | |
514 | ||
515 | printf("%s:\n\n", tags[group]); | |
516 | } | |
517 | ||
518 | for (i = 0; i < indent; i ++) | |
519 | putchar(' '); | |
520 | ||
521 | printf("%s (", attr->name); | |
522 | if (attr->num_values > 1) | |
523 | printf("1setOf "); | |
524 | printf("%s):", tags[attr->value_tag]); | |
525 | ||
526 | switch (attr->value_tag) | |
527 | { | |
528 | case IPP_TAG_ENUM : | |
529 | case IPP_TAG_INTEGER : | |
530 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
531 | printf(" %d", val->integer); | |
532 | putchar('\n'); | |
533 | break; | |
534 | ||
535 | case IPP_TAG_BOOLEAN : | |
536 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
537 | printf(" %s", val->boolean ? "true" : "false"); | |
538 | putchar('\n'); | |
539 | break; | |
540 | ||
541 | case IPP_TAG_RANGE : | |
542 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
543 | printf(" %d-%d", val->range.lower, val->range.upper); | |
544 | putchar('\n'); | |
545 | break; | |
546 | ||
547 | case IPP_TAG_DATE : | |
548 | { | |
549 | time_t vtime; /* Date/Time value */ | |
550 | struct tm *vdate; /* Date info */ | |
551 | char vstring[256]; /* Formatted time */ | |
552 | ||
553 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
554 | { | |
555 | vtime = ippDateToTime(val->date); | |
556 | vdate = localtime(&vtime); | |
557 | strftime(vstring, sizeof(vstring), "%c", vdate); | |
558 | printf(" (%s)", vstring); | |
559 | } | |
560 | } | |
561 | putchar('\n'); | |
562 | break; | |
563 | ||
564 | case IPP_TAG_RESOLUTION : | |
565 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
566 | printf(" %dx%d%s", val->resolution.xres, val->resolution.yres, | |
567 | val->resolution.units == IPP_RES_PER_INCH ? "dpi" : "dpc"); | |
568 | putchar('\n'); | |
569 | break; | |
570 | ||
571 | case IPP_TAG_STRING : | |
572 | case IPP_TAG_TEXTLANG : | |
573 | case IPP_TAG_NAMELANG : | |
574 | case IPP_TAG_TEXT : | |
575 | case IPP_TAG_NAME : | |
576 | case IPP_TAG_KEYWORD : | |
577 | case IPP_TAG_URI : | |
578 | case IPP_TAG_URISCHEME : | |
579 | case IPP_TAG_CHARSET : | |
580 | case IPP_TAG_LANGUAGE : | |
581 | case IPP_TAG_MIMETYPE : | |
582 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
583 | printf(" \"%s\"", val->string.text); | |
584 | putchar('\n'); | |
585 | break; | |
586 | ||
587 | case IPP_TAG_BEGIN_COLLECTION : | |
588 | putchar('\n'); | |
589 | ||
590 | for (i = 0, val = attr->values; i < attr->num_values; i ++, val ++) | |
591 | { | |
592 | if (i) | |
593 | putchar('\n'); | |
594 | print_attributes(val->collection, indent + 4); | |
595 | } | |
596 | break; | |
597 | ||
598 | default : | |
599 | printf("UNKNOWN (%d values)\n", attr->num_values); | |
600 | break; | |
601 | } | |
602 | } | |
603 | } | |
604 | ||
605 | ||
606 | /* | |
607 | * 'read_cb()' - Read data from a buffer. | |
608 | */ | |
609 | ||
a4d04587 | 610 | ssize_t /* O - Number of bytes read */ |
ef416fc2 | 611 | read_cb(void *data, /* I - Data */ |
612 | ipp_uchar_t *buffer, /* O - Buffer to read */ | |
a4d04587 | 613 | size_t bytes) /* I - Number of bytes to read */ |
ef416fc2 | 614 | { |
615 | int count; /* Number of bytes */ | |
616 | ||
617 | ||
618 | /* | |
619 | * Copy bytes from the data buffer to the read buffer... | |
620 | */ | |
621 | ||
622 | for (count = bytes; count > 0 && rpos < wused; count --, rpos ++) | |
623 | *buffer++ = wbuffer[rpos]; | |
624 | ||
625 | /* | |
626 | * Return the number of bytes read... | |
627 | */ | |
628 | ||
629 | return (bytes - count); | |
630 | } | |
631 | ||
632 | ||
633 | /* | |
634 | * 'write_cb()' - Write data into a buffer. | |
635 | */ | |
636 | ||
a4d04587 | 637 | ssize_t /* O - Number of bytes written */ |
ef416fc2 | 638 | write_cb(void *data, /* I - Data */ |
639 | ipp_uchar_t *buffer, /* I - Buffer to write */ | |
a4d04587 | 640 | size_t bytes) /* I - Number of bytes to write */ |
ef416fc2 | 641 | { |
642 | int count; /* Number of bytes */ | |
643 | ||
644 | ||
645 | /* | |
646 | * Loop until all bytes are written... | |
647 | */ | |
648 | ||
649 | for (count = bytes; count > 0 && wused < sizeof(wbuffer); count --, wused ++) | |
650 | wbuffer[wused] = *buffer++; | |
651 | ||
652 | /* | |
653 | * Return the number of bytes written... | |
654 | */ | |
655 | ||
656 | return (bytes - count); | |
657 | } | |
658 | ||
659 | ||
660 | /* | |
f7deaa1a | 661 | * End of "$Id: testipp.c 5749 2006-07-18 18:36:09Z mike $". |
ef416fc2 | 662 | */ |