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1 | /* example.c -- usage example of the zlib compression library |
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2 | */ |
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3 | /* |
4 | Copyright (c) 1995-2006, 2011 Jean-loup Gailly |
5 | |
6 | This software is provided 'as-is', without any express or implied |
7 | warranty. In no event will the authors be held liable for any damages |
8 | arising from the use of this software. |
9 | |
10 | Permission is granted to anyone to use this software for any purpose, |
11 | including commercial applications, and to alter it and redistribute it |
12 | freely, subject to the following restrictions: |
13 | |
14 | 1. The origin of this software must not be misrepresented; you must not |
15 | claim that you wrote the original software. If you use this software |
16 | in a product, an acknowledgement in the product documentation would be |
17 | appreciated but is not required. |
18 | 2. Altered source versions must be plainly marked as such, and must not be |
19 | misrepresented as being the original software. |
20 | 3. This notice may not be removed or altered from any source distribution. |
21 | */ |
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22 | |
23 | /* @(#) $Id$ */ |
24 | |
25 | #include "zlib.h" |
26 | #include <stdio.h> |
27 | |
28 | #ifdef STDC |
29 | # include <string.h> |
30 | # include <stdlib.h> |
31 | #endif |
32 | |
33 | #if defined(VMS) || defined(RISCOS) |
34 | # define TESTFILE "foo-gz" |
35 | #else |
36 | # define TESTFILE "foo.gz" |
37 | #endif |
38 | |
39 | #define CHECK_ERR(err, msg) { \ |
40 | if (err != Z_OK) { \ |
41 | fprintf(stderr, "%s error: %d\n", msg, err); \ |
42 | exit(1); \ |
43 | } \ |
44 | } |
45 | |
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46 | z_const char hello[] = "hello, hello!"; |
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47 | /* "hello world" would be more standard, but the repeated "hello" |
48 | * stresses the compression code better, sorry... |
49 | */ |
50 | |
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51 | const char dictionary[] = "hello"; |
52 | uLong dictId; /* Adler32 value of the dictionary */ |
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53 | |
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54 | void test_deflate _Z_OF((Byte *compr, uLong comprLen)); |
55 | void test_inflate _Z_OF((Byte *compr, uLong comprLen, |
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56 | Byte *uncompr, uLong uncomprLen)); |
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57 | void test_large_deflate _Z_OF((Byte *compr, uLong comprLen, |
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58 | Byte *uncompr, uLong uncomprLen)); |
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59 | void test_large_inflate _Z_OF((Byte *compr, uLong comprLen, |
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60 | Byte *uncompr, uLong uncomprLen)); |
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61 | void test_flush _Z_OF((Byte *compr, uLong *comprLen)); |
62 | void test_sync _Z_OF((Byte *compr, uLong comprLen, |
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63 | Byte *uncompr, uLong uncomprLen)); |
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64 | void test_dict_deflate _Z_OF((Byte *compr, uLong comprLen)); |
65 | void test_dict_inflate _Z_OF((Byte *compr, uLong comprLen, |
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66 | Byte *uncompr, uLong uncomprLen)); |
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67 | int main _Z_OF((int argc, char *argv[])); |
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68 | |
69 | |
70 | #ifdef Z_SOLO |
71 | |
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72 | void *myalloc _Z_OF((void *, unsigned, unsigned)); |
73 | void myfree _Z_OF((void *, void *)); |
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74 | |
75 | void *myalloc(q, n, m) |
76 | void *q; |
77 | unsigned n, m; |
78 | { |
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79 | q = Z_NULL; |
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80 | return calloc(n, m); |
81 | } |
82 | |
83 | void myfree(void *q, void *p) |
84 | { |
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85 | q = Z_NULL; |
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86 | free(p); |
87 | } |
88 | |
89 | static alloc_func zalloc = myalloc; |
90 | static free_func zfree = myfree; |
91 | |
92 | #else /* !Z_SOLO */ |
93 | |
94 | static alloc_func zalloc = (alloc_func)0; |
95 | static free_func zfree = (free_func)0; |
96 | |
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97 | void test_compress _Z_OF((Byte *compr, uLong comprLen, |
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98 | Byte *uncompr, uLong uncomprLen)); |
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99 | void test_gzio _Z_OF((const char *fname, |
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100 | Byte *uncompr, uLong uncomprLen)); |
101 | |
102 | /* =========================================================================== |
103 | * Test compress() and uncompress() |
104 | */ |
105 | void test_compress(compr, comprLen, uncompr, uncomprLen) |
106 | Byte *compr, *uncompr; |
107 | uLong comprLen, uncomprLen; |
108 | { |
109 | int err; |
110 | uLong len = (uLong)strlen(hello)+1; |
111 | |
112 | err = compress(compr, &comprLen, (const Bytef*)hello, len); |
113 | CHECK_ERR(err, "compress"); |
114 | |
115 | strcpy((char*)uncompr, "garbage"); |
116 | |
117 | err = uncompress(uncompr, &uncomprLen, compr, comprLen); |
118 | CHECK_ERR(err, "uncompress"); |
119 | |
120 | if (strcmp((char*)uncompr, hello)) { |
121 | fprintf(stderr, "bad uncompress\n"); |
122 | exit(1); |
123 | } else { |
124 | printf("uncompress(): %s\n", (char *)uncompr); |
125 | } |
126 | } |
127 | |
128 | /* =========================================================================== |
129 | * Test read/write of .gz files |
130 | */ |
131 | void test_gzio(fname, uncompr, uncomprLen) |
132 | const char *fname; /* compressed file name */ |
133 | Byte *uncompr; |
134 | uLong uncomprLen; |
135 | { |
136 | #ifdef NO_GZCOMPRESS |
137 | fprintf(stderr, "NO_GZCOMPRESS -- gz* functions cannot compress\n"); |
138 | #else |
139 | int err; |
140 | int len = (int)strlen(hello)+1; |
141 | gzFile file; |
142 | z_off_t pos; |
143 | |
144 | file = gzopen(fname, "wb"); |
145 | if (file == NULL) { |
146 | fprintf(stderr, "gzopen error\n"); |
147 | exit(1); |
148 | } |
149 | gzputc(file, 'h'); |
150 | if (gzputs(file, "ello") != 4) { |
151 | fprintf(stderr, "gzputs err: %s\n", gzerror(file, &err)); |
152 | exit(1); |
153 | } |
154 | if (gzprintf(file, ", %s!", "hello") != 8) { |
155 | fprintf(stderr, "gzprintf err: %s\n", gzerror(file, &err)); |
156 | exit(1); |
157 | } |
158 | gzseek(file, 1L, SEEK_CUR); /* add one zero byte */ |
159 | gzclose(file); |
160 | |
161 | file = gzopen(fname, "rb"); |
162 | if (file == NULL) { |
163 | fprintf(stderr, "gzopen error\n"); |
164 | exit(1); |
165 | } |
166 | strcpy((char*)uncompr, "garbage"); |
167 | |
168 | if (gzread(file, uncompr, (unsigned)uncomprLen) != len) { |
169 | fprintf(stderr, "gzread err: %s\n", gzerror(file, &err)); |
170 | exit(1); |
171 | } |
172 | if (strcmp((char*)uncompr, hello)) { |
173 | fprintf(stderr, "bad gzread: %s\n", (char*)uncompr); |
174 | exit(1); |
175 | } else { |
176 | printf("gzread(): %s\n", (char*)uncompr); |
177 | } |
178 | |
179 | pos = gzseek(file, -8L, SEEK_CUR); |
180 | if (pos != 6 || gztell(file) != pos) { |
181 | fprintf(stderr, "gzseek error, pos=%ld, gztell=%ld\n", |
182 | (long)pos, (long)gztell(file)); |
183 | exit(1); |
184 | } |
185 | |
186 | if (gzgetc(file) != ' ') { |
187 | fprintf(stderr, "gzgetc error\n"); |
188 | exit(1); |
189 | } |
190 | |
191 | if (gzungetc(' ', file) != ' ') { |
192 | fprintf(stderr, "gzungetc error\n"); |
193 | exit(1); |
194 | } |
195 | |
196 | gzgets(file, (char*)uncompr, (int)uncomprLen); |
197 | if (strlen((char*)uncompr) != 7) { /* " hello!" */ |
198 | fprintf(stderr, "gzgets err after gzseek: %s\n", gzerror(file, &err)); |
199 | exit(1); |
200 | } |
201 | if (strcmp((char*)uncompr, hello + 6)) { |
202 | fprintf(stderr, "bad gzgets after gzseek\n"); |
203 | exit(1); |
204 | } else { |
205 | printf("gzgets() after gzseek: %s\n", (char*)uncompr); |
206 | } |
207 | |
208 | gzclose(file); |
209 | #endif |
210 | } |
211 | |
212 | #endif /* Z_SOLO */ |
213 | |
214 | /* =========================================================================== |
215 | * Test deflate() with small buffers |
216 | */ |
217 | void test_deflate(compr, comprLen) |
218 | Byte *compr; |
219 | uLong comprLen; |
220 | { |
221 | z_stream c_stream; /* compression stream */ |
222 | int err; |
223 | uLong len = (uLong)strlen(hello)+1; |
224 | |
225 | c_stream.zalloc = zalloc; |
226 | c_stream.zfree = zfree; |
227 | c_stream.opaque = (voidpf)0; |
228 | |
229 | err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION); |
230 | CHECK_ERR(err, "deflateInit"); |
231 | |
232 | c_stream.next_in = (z_const unsigned char *)hello; |
233 | c_stream.next_out = compr; |
234 | |
235 | while (c_stream.total_in != len && c_stream.total_out < comprLen) { |
236 | c_stream.avail_in = c_stream.avail_out = 1; /* force small buffers */ |
237 | err = deflate(&c_stream, Z_NO_FLUSH); |
238 | CHECK_ERR(err, "deflate"); |
239 | } |
240 | /* Finish the stream, still forcing small buffers: */ |
241 | for (;;) { |
242 | c_stream.avail_out = 1; |
243 | err = deflate(&c_stream, Z_FINISH); |
244 | if (err == Z_STREAM_END) break; |
245 | CHECK_ERR(err, "deflate"); |
246 | } |
247 | |
248 | err = deflateEnd(&c_stream); |
249 | CHECK_ERR(err, "deflateEnd"); |
250 | } |
251 | |
252 | /* =========================================================================== |
253 | * Test inflate() with small buffers |
254 | */ |
255 | void test_inflate(compr, comprLen, uncompr, uncomprLen) |
256 | Byte *compr, *uncompr; |
257 | uLong comprLen, uncomprLen; |
258 | { |
259 | int err; |
260 | z_stream d_stream; /* decompression stream */ |
261 | |
262 | strcpy((char*)uncompr, "garbage"); |
263 | |
264 | d_stream.zalloc = zalloc; |
265 | d_stream.zfree = zfree; |
266 | d_stream.opaque = (voidpf)0; |
267 | |
268 | d_stream.next_in = compr; |
269 | d_stream.avail_in = 0; |
270 | d_stream.next_out = uncompr; |
271 | |
272 | err = inflateInit(&d_stream); |
273 | CHECK_ERR(err, "inflateInit"); |
274 | |
275 | while (d_stream.total_out < uncomprLen && d_stream.total_in < comprLen) { |
276 | d_stream.avail_in = d_stream.avail_out = 1; /* force small buffers */ |
277 | err = inflate(&d_stream, Z_NO_FLUSH); |
278 | if (err == Z_STREAM_END) break; |
279 | CHECK_ERR(err, "inflate"); |
280 | } |
281 | |
282 | err = inflateEnd(&d_stream); |
283 | CHECK_ERR(err, "inflateEnd"); |
284 | |
285 | if (strcmp((char*)uncompr, hello)) { |
286 | fprintf(stderr, "bad inflate\n"); |
287 | exit(1); |
288 | } else { |
289 | printf("inflate(): %s\n", (char *)uncompr); |
290 | } |
291 | } |
292 | |
293 | /* =========================================================================== |
294 | * Test deflate() with large buffers and dynamic change of compression level |
295 | */ |
296 | void test_large_deflate(compr, comprLen, uncompr, uncomprLen) |
297 | Byte *compr, *uncompr; |
298 | uLong comprLen, uncomprLen; |
299 | { |
300 | z_stream c_stream; /* compression stream */ |
301 | int err; |
302 | |
303 | c_stream.zalloc = zalloc; |
304 | c_stream.zfree = zfree; |
305 | c_stream.opaque = (voidpf)0; |
306 | |
307 | err = deflateInit(&c_stream, Z_BEST_SPEED); |
308 | CHECK_ERR(err, "deflateInit"); |
309 | |
310 | c_stream.next_out = compr; |
311 | c_stream.avail_out = (uInt)comprLen; |
312 | |
313 | /* At this point, uncompr is still mostly zeroes, so it should compress |
314 | * very well: |
315 | */ |
316 | c_stream.next_in = uncompr; |
317 | c_stream.avail_in = (uInt)uncomprLen; |
318 | err = deflate(&c_stream, Z_NO_FLUSH); |
319 | CHECK_ERR(err, "deflate"); |
320 | if (c_stream.avail_in != 0) { |
321 | fprintf(stderr, "deflate not greedy\n"); |
322 | exit(1); |
323 | } |
324 | |
325 | /* Feed in already compressed data and switch to no compression: */ |
326 | deflateParams(&c_stream, Z_NO_COMPRESSION, Z_DEFAULT_STRATEGY); |
327 | c_stream.next_in = compr; |
328 | c_stream.avail_in = (uInt)comprLen/2; |
329 | err = deflate(&c_stream, Z_NO_FLUSH); |
330 | CHECK_ERR(err, "deflate"); |
331 | |
332 | /* Switch back to compressing mode: */ |
333 | deflateParams(&c_stream, Z_BEST_COMPRESSION, Z_FILTERED); |
334 | c_stream.next_in = uncompr; |
335 | c_stream.avail_in = (uInt)uncomprLen; |
336 | err = deflate(&c_stream, Z_NO_FLUSH); |
337 | CHECK_ERR(err, "deflate"); |
338 | |
339 | err = deflate(&c_stream, Z_FINISH); |
340 | if (err != Z_STREAM_END) { |
341 | fprintf(stderr, "deflate should report Z_STREAM_END\n"); |
342 | exit(1); |
343 | } |
344 | err = deflateEnd(&c_stream); |
345 | CHECK_ERR(err, "deflateEnd"); |
346 | } |
347 | |
348 | /* =========================================================================== |
349 | * Test inflate() with large buffers |
350 | */ |
351 | void test_large_inflate(compr, comprLen, uncompr, uncomprLen) |
352 | Byte *compr, *uncompr; |
353 | uLong comprLen, uncomprLen; |
354 | { |
355 | int err; |
356 | z_stream d_stream; /* decompression stream */ |
357 | |
358 | strcpy((char*)uncompr, "garbage"); |
359 | |
360 | d_stream.zalloc = zalloc; |
361 | d_stream.zfree = zfree; |
362 | d_stream.opaque = (voidpf)0; |
363 | |
364 | d_stream.next_in = compr; |
365 | d_stream.avail_in = (uInt)comprLen; |
366 | |
367 | err = inflateInit(&d_stream); |
368 | CHECK_ERR(err, "inflateInit"); |
369 | |
370 | for (;;) { |
371 | d_stream.next_out = uncompr; /* discard the output */ |
372 | d_stream.avail_out = (uInt)uncomprLen; |
373 | err = inflate(&d_stream, Z_NO_FLUSH); |
374 | if (err == Z_STREAM_END) break; |
375 | CHECK_ERR(err, "large inflate"); |
376 | } |
377 | |
378 | err = inflateEnd(&d_stream); |
379 | CHECK_ERR(err, "inflateEnd"); |
380 | |
381 | if (d_stream.total_out != 2*uncomprLen + comprLen/2) { |
382 | fprintf(stderr, "bad large inflate: %ld\n", d_stream.total_out); |
383 | exit(1); |
384 | } else { |
385 | printf("large_inflate(): OK\n"); |
386 | } |
387 | } |
388 | |
389 | /* =========================================================================== |
390 | * Test deflate() with full flush |
391 | */ |
392 | void test_flush(compr, comprLen) |
393 | Byte *compr; |
394 | uLong *comprLen; |
395 | { |
396 | z_stream c_stream; /* compression stream */ |
397 | int err; |
398 | uInt len = (uInt)strlen(hello)+1; |
399 | |
400 | c_stream.zalloc = zalloc; |
401 | c_stream.zfree = zfree; |
402 | c_stream.opaque = (voidpf)0; |
403 | |
404 | err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION); |
405 | CHECK_ERR(err, "deflateInit"); |
406 | |
407 | c_stream.next_in = (z_const unsigned char *)hello; |
408 | c_stream.next_out = compr; |
409 | c_stream.avail_in = 3; |
410 | c_stream.avail_out = (uInt)*comprLen; |
411 | err = deflate(&c_stream, Z_FULL_FLUSH); |
412 | CHECK_ERR(err, "deflate"); |
413 | |
414 | compr[3]++; /* force an error in first compressed block */ |
415 | c_stream.avail_in = len - 3; |
416 | |
417 | err = deflate(&c_stream, Z_FINISH); |
418 | if (err != Z_STREAM_END) { |
419 | CHECK_ERR(err, "deflate"); |
420 | } |
421 | err = deflateEnd(&c_stream); |
422 | CHECK_ERR(err, "deflateEnd"); |
423 | |
424 | *comprLen = c_stream.total_out; |
425 | } |
426 | |
427 | /* =========================================================================== |
428 | * Test inflateSync() |
429 | */ |
430 | void test_sync(compr, comprLen, uncompr, uncomprLen) |
431 | Byte *compr, *uncompr; |
432 | uLong comprLen, uncomprLen; |
433 | { |
434 | int err; |
435 | z_stream d_stream; /* decompression stream */ |
436 | |
437 | strcpy((char*)uncompr, "garbage"); |
438 | |
439 | d_stream.zalloc = zalloc; |
440 | d_stream.zfree = zfree; |
441 | d_stream.opaque = (voidpf)0; |
442 | |
443 | d_stream.next_in = compr; |
444 | d_stream.avail_in = 2; /* just read the zlib header */ |
445 | |
446 | err = inflateInit(&d_stream); |
447 | CHECK_ERR(err, "inflateInit"); |
448 | |
449 | d_stream.next_out = uncompr; |
450 | d_stream.avail_out = (uInt)uncomprLen; |
451 | |
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452 | inflate(&d_stream, Z_NO_FLUSH); |
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453 | CHECK_ERR(err, "inflate"); |
454 | |
455 | d_stream.avail_in = (uInt)comprLen-2; /* read all compressed data */ |
456 | err = inflateSync(&d_stream); /* but skip the damaged part */ |
457 | CHECK_ERR(err, "inflateSync"); |
458 | |
459 | err = inflate(&d_stream, Z_FINISH); |
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460 | if (err != Z_DATA_ERROR) { |
461 | fprintf(stderr, "inflate should report DATA_ERROR\n"); |
462 | /* Because of incorrect adler32 */ |
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463 | exit(1); |
464 | } |
465 | err = inflateEnd(&d_stream); |
466 | CHECK_ERR(err, "inflateEnd"); |
467 | |
468 | printf("after inflateSync(): hel%s\n", (char *)uncompr); |
469 | } |
470 | |
471 | /* =========================================================================== |
472 | * Test deflate() with preset dictionary |
473 | */ |
474 | void test_dict_deflate(compr, comprLen) |
475 | Byte *compr; |
476 | uLong comprLen; |
477 | { |
478 | z_stream c_stream; /* compression stream */ |
479 | int err; |
480 | |
481 | c_stream.zalloc = zalloc; |
482 | c_stream.zfree = zfree; |
483 | c_stream.opaque = (voidpf)0; |
484 | |
485 | err = deflateInit(&c_stream, Z_BEST_COMPRESSION); |
486 | CHECK_ERR(err, "deflateInit"); |
487 | |
488 | err = deflateSetDictionary(&c_stream, |
489 | (const Bytef*)dictionary, (int)sizeof(dictionary)); |
490 | CHECK_ERR(err, "deflateSetDictionary"); |
491 | |
492 | dictId = c_stream.adler; |
493 | c_stream.next_out = compr; |
494 | c_stream.avail_out = (uInt)comprLen; |
495 | |
496 | c_stream.next_in = (z_const unsigned char *)hello; |
497 | c_stream.avail_in = (uInt)strlen(hello)+1; |
498 | |
499 | err = deflate(&c_stream, Z_FINISH); |
500 | if (err != Z_STREAM_END) { |
501 | fprintf(stderr, "deflate should report Z_STREAM_END\n"); |
502 | exit(1); |
503 | } |
504 | err = deflateEnd(&c_stream); |
505 | CHECK_ERR(err, "deflateEnd"); |
506 | } |
507 | |
508 | /* =========================================================================== |
509 | * Test inflate() with a preset dictionary |
510 | */ |
511 | void test_dict_inflate(compr, comprLen, uncompr, uncomprLen) |
512 | Byte *compr, *uncompr; |
513 | uLong comprLen, uncomprLen; |
514 | { |
515 | int err; |
516 | z_stream d_stream; /* decompression stream */ |
517 | |
518 | strcpy((char*)uncompr, "garbage"); |
519 | |
520 | d_stream.zalloc = zalloc; |
521 | d_stream.zfree = zfree; |
522 | d_stream.opaque = (voidpf)0; |
523 | |
524 | d_stream.next_in = compr; |
525 | d_stream.avail_in = (uInt)comprLen; |
526 | |
527 | err = inflateInit(&d_stream); |
528 | CHECK_ERR(err, "inflateInit"); |
529 | |
530 | d_stream.next_out = uncompr; |
531 | d_stream.avail_out = (uInt)uncomprLen; |
532 | |
533 | for (;;) { |
534 | err = inflate(&d_stream, Z_NO_FLUSH); |
535 | if (err == Z_STREAM_END) break; |
536 | if (err == Z_NEED_DICT) { |
537 | if (d_stream.adler != dictId) { |
538 | fprintf(stderr, "unexpected dictionary"); |
539 | exit(1); |
540 | } |
541 | err = inflateSetDictionary(&d_stream, (const Bytef*)dictionary, |
542 | (int)sizeof(dictionary)); |
543 | } |
544 | CHECK_ERR(err, "inflate with dict"); |
545 | } |
546 | |
547 | err = inflateEnd(&d_stream); |
548 | CHECK_ERR(err, "inflateEnd"); |
549 | |
550 | if (strcmp((char*)uncompr, hello)) { |
551 | fprintf(stderr, "bad inflate with dict\n"); |
552 | exit(1); |
553 | } else { |
554 | printf("inflate with dictionary: %s\n", (char *)uncompr); |
555 | } |
556 | } |
557 | |
558 | /* =========================================================================== |
559 | * Usage: example [output.gz [input.gz]] |
560 | */ |
561 | |
562 | int main(argc, argv) |
563 | int argc; |
564 | char *argv[]; |
565 | { |
566 | Byte *compr, *uncompr; |
567 | uLong comprLen = 10000*sizeof(int); /* don't overflow on MSDOS */ |
568 | uLong uncomprLen = comprLen; |
569 | static const char* myVersion = ZLIB_VERSION; |
570 | |
571 | if (zlibVersion()[0] != myVersion[0]) { |
572 | fprintf(stderr, "incompatible zlib version\n"); |
573 | exit(1); |
574 | |
575 | } else if (strcmp(zlibVersion(), ZLIB_VERSION) != 0) { |
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576 | fprintf(stderr, "warning: different zlib version\n"); |
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577 | } |
578 | |
579 | printf("zlib version %s = 0x%04x, compile flags = 0x%lx\n", |
580 | ZLIB_VERSION, ZLIB_VERNUM, zlibCompileFlags()); |
581 | |
582 | compr = (Byte*)calloc((uInt)comprLen, 1); |
583 | uncompr = (Byte*)calloc((uInt)uncomprLen, 1); |
584 | /* compr and uncompr are cleared to avoid reading uninitialized |
585 | * data and to ensure that uncompr compresses well. |
586 | */ |
587 | if (compr == Z_NULL || uncompr == Z_NULL) { |
588 | printf("out of memory\n"); |
589 | exit(1); |
590 | } |
591 | |
592 | #ifdef Z_SOLO |
648db22b |
593 | argc = strlen(argv[0]); |
9e052883 |
594 | #else |
595 | test_compress(compr, comprLen, uncompr, uncomprLen); |
596 | |
597 | test_gzio((argc > 1 ? argv[1] : TESTFILE), |
598 | uncompr, uncomprLen); |
599 | #endif |
600 | |
601 | test_deflate(compr, comprLen); |
602 | test_inflate(compr, comprLen, uncompr, uncomprLen); |
603 | |
604 | test_large_deflate(compr, comprLen, uncompr, uncomprLen); |
605 | test_large_inflate(compr, comprLen, uncompr, uncomprLen); |
606 | |
607 | test_flush(compr, &comprLen); |
608 | test_sync(compr, comprLen, uncompr, uncomprLen); |
609 | comprLen = uncomprLen; |
610 | |
611 | test_dict_deflate(compr, comprLen); |
612 | test_dict_inflate(compr, comprLen, uncompr, uncomprLen); |
613 | |
614 | free(compr); |
615 | free(uncompr); |
616 | |
617 | return 0; |
618 | } |