648db22b |
1 | /* example.c contains minimal changes required to be compiled with zlibWrapper: |
2 | * - #include "zlib.h" was changed to #include "zstd_zlibwrapper.h" |
3 | * - test_flush() and test_sync() use functions not supported by zlibWrapper |
4 | therefore they are disabled while zstd compression is turned on */ |
5 | |
9e052883 |
6 | /* example.c -- usage example of the zlib compression library |
648db22b |
7 | */ |
8 | /* |
9 | Copyright (c) 1995-2006, 2011 Jean-loup Gailly |
10 | |
11 | This software is provided 'as-is', without any express or implied |
12 | warranty. In no event will the authors be held liable for any damages |
13 | arising from the use of this software. |
14 | |
15 | Permission is granted to anyone to use this software for any purpose, |
16 | including commercial applications, and to alter it and redistribute it |
17 | freely, subject to the following restrictions: |
18 | |
19 | 1. The origin of this software must not be misrepresented; you must not |
20 | claim that you wrote the original software. If you use this software |
21 | in a product, an acknowledgement in the product documentation would be |
22 | appreciated but is not required. |
23 | 2. Altered source versions must be plainly marked as such, and must not be |
24 | misrepresented as being the original software. |
25 | 3. This notice may not be removed or altered from any source distribution. |
9e052883 |
26 | */ |
27 | |
28 | /* @(#) $Id$ */ |
29 | |
648db22b |
30 | #include "zstd_zlibwrapper.h" |
9e052883 |
31 | #include <stdio.h> |
32 | |
33 | #ifdef STDC |
34 | # include <string.h> |
35 | # include <stdlib.h> |
36 | #endif |
37 | |
38 | #if defined(VMS) || defined(RISCOS) |
39 | # define TESTFILE "foo-gz" |
40 | #else |
41 | # define TESTFILE "foo.gz" |
42 | #endif |
43 | |
44 | #define CHECK_ERR(err, msg) { \ |
45 | if (err != Z_OK) { \ |
46 | fprintf(stderr, "%s error: %d\n", msg, err); \ |
47 | exit(1); \ |
48 | } \ |
49 | } |
50 | |
648db22b |
51 | z_const char hello[] = "hello, hello! I said hello, hello!"; |
9e052883 |
52 | /* "hello world" would be more standard, but the repeated "hello" |
53 | * stresses the compression code better, sorry... |
54 | */ |
55 | |
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56 | const char dictionary[] = "hello, hello!"; |
57 | uLong dictId; /* Adler32 value of the dictionary */ |
9e052883 |
58 | |
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59 | void test_deflate _Z_OF((Byte *compr, uLong comprLen)); |
60 | void test_inflate _Z_OF((Byte *compr, uLong comprLen, |
9e052883 |
61 | Byte *uncompr, uLong uncomprLen)); |
648db22b |
62 | void test_large_deflate _Z_OF((Byte *compr, uLong comprLen, |
9e052883 |
63 | Byte *uncompr, uLong uncomprLen)); |
648db22b |
64 | void test_large_inflate _Z_OF((Byte *compr, uLong comprLen, |
9e052883 |
65 | Byte *uncompr, uLong uncomprLen)); |
648db22b |
66 | void test_flush _Z_OF((Byte *compr, uLong *comprLen)); |
67 | void test_sync _Z_OF((Byte *compr, uLong comprLen, |
9e052883 |
68 | Byte *uncompr, uLong uncomprLen)); |
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69 | void test_dict_deflate _Z_OF((Byte *compr, uLong comprLen)); |
70 | void test_dict_inflate _Z_OF((Byte *compr, uLong comprLen, |
9e052883 |
71 | Byte *uncompr, uLong uncomprLen)); |
648db22b |
72 | int main _Z_OF((int argc, char *argv[])); |
9e052883 |
73 | |
74 | |
75 | #ifdef Z_SOLO |
76 | |
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77 | void *myalloc _Z_OF((void *, unsigned, unsigned)); |
78 | void myfree _Z_OF((void *, void *)); |
9e052883 |
79 | |
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80 | void *myalloc(void *q, unsigned n, unsigned m) |
9e052883 |
81 | { |
648db22b |
82 | void *buf = calloc(n, m); |
83 | q = Z_NULL; |
84 | /* printf("myalloc %p n=%d m=%d\n", buf, n, m); */ |
85 | return buf; |
9e052883 |
86 | } |
87 | |
88 | void myfree(void *q, void *p) |
89 | { |
648db22b |
90 | /* printf("myfree %p\n", p); */ |
91 | q = Z_NULL; |
9e052883 |
92 | free(p); |
93 | } |
94 | |
95 | static alloc_func zalloc = myalloc; |
96 | static free_func zfree = myfree; |
97 | |
98 | #else /* !Z_SOLO */ |
99 | |
100 | static alloc_func zalloc = (alloc_func)0; |
101 | static free_func zfree = (free_func)0; |
102 | |
648db22b |
103 | void test_compress _Z_OF((Byte *compr, uLong comprLen, |
9e052883 |
104 | Byte *uncompr, uLong uncomprLen)); |
648db22b |
105 | void test_gzio _Z_OF((const char *fname, |
9e052883 |
106 | Byte *uncompr, uLong uncomprLen)); |
107 | |
108 | /* =========================================================================== |
109 | * Test compress() and uncompress() |
110 | */ |
f535537f |
111 | void test_compress(Byte *compr, uLong comprLen, Byte *uncompr, |
112 | uLong uncomprLen) { |
9e052883 |
113 | int err; |
114 | uLong len = (uLong)strlen(hello)+1; |
115 | |
116 | err = compress(compr, &comprLen, (const Bytef*)hello, len); |
117 | CHECK_ERR(err, "compress"); |
118 | |
119 | strcpy((char*)uncompr, "garbage"); |
120 | |
121 | err = uncompress(uncompr, &uncomprLen, compr, comprLen); |
122 | CHECK_ERR(err, "uncompress"); |
123 | |
124 | if (strcmp((char*)uncompr, hello)) { |
125 | fprintf(stderr, "bad uncompress\n"); |
126 | exit(1); |
127 | } else { |
128 | printf("uncompress(): %s\n", (char *)uncompr); |
129 | } |
130 | } |
131 | |
132 | /* =========================================================================== |
133 | * Test read/write of .gz files |
134 | */ |
f535537f |
135 | void test_gzio(const char *fname, Byte *uncompr, uLong uncomprLen) { |
9e052883 |
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 | } |
648db22b |
154 | if (gzprintf(file, ", %s! I said hello, hello!", "hello") != 8+21) { |
9e052883 |
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); |
648db22b |
180 | if (pos != 6+21 || gztell(file) != pos) { |
9e052883 |
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 | } |
648db22b |
201 | if (strcmp((char*)uncompr, hello + 6+21)) { |
9e052883 |
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 | */ |
f535537f |
217 | void test_deflate(Byte *compr, uLong comprLen) { |
9e052883 |
218 | z_stream c_stream; /* compression stream */ |
219 | int err; |
220 | uLong len = (uLong)strlen(hello)+1; |
221 | |
222 | c_stream.zalloc = zalloc; |
223 | c_stream.zfree = zfree; |
224 | c_stream.opaque = (voidpf)0; |
225 | |
226 | err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION); |
227 | CHECK_ERR(err, "deflateInit"); |
228 | |
229 | c_stream.next_in = (z_const unsigned char *)hello; |
230 | c_stream.next_out = compr; |
231 | |
232 | while (c_stream.total_in != len && c_stream.total_out < comprLen) { |
233 | c_stream.avail_in = c_stream.avail_out = 1; /* force small buffers */ |
234 | err = deflate(&c_stream, Z_NO_FLUSH); |
235 | CHECK_ERR(err, "deflate"); |
236 | } |
237 | /* Finish the stream, still forcing small buffers: */ |
238 | for (;;) { |
239 | c_stream.avail_out = 1; |
240 | err = deflate(&c_stream, Z_FINISH); |
241 | if (err == Z_STREAM_END) break; |
242 | CHECK_ERR(err, "deflate"); |
243 | } |
244 | |
245 | err = deflateEnd(&c_stream); |
246 | CHECK_ERR(err, "deflateEnd"); |
247 | } |
248 | |
249 | /* =========================================================================== |
250 | * Test inflate() with small buffers |
251 | */ |
f535537f |
252 | void test_inflate(Byte *compr, uLong comprLen, Byte *uncompr, |
253 | uLong uncomprLen) { |
9e052883 |
254 | int err; |
255 | z_stream d_stream; /* decompression stream */ |
256 | |
257 | strcpy((char*)uncompr, "garbage"); |
258 | |
259 | d_stream.zalloc = zalloc; |
260 | d_stream.zfree = zfree; |
261 | d_stream.opaque = (voidpf)0; |
262 | |
263 | d_stream.next_in = compr; |
264 | d_stream.avail_in = 0; |
265 | d_stream.next_out = uncompr; |
266 | |
267 | err = inflateInit(&d_stream); |
268 | CHECK_ERR(err, "inflateInit"); |
269 | |
270 | while (d_stream.total_out < uncomprLen && d_stream.total_in < comprLen) { |
271 | d_stream.avail_in = d_stream.avail_out = 1; /* force small buffers */ |
272 | err = inflate(&d_stream, Z_NO_FLUSH); |
273 | if (err == Z_STREAM_END) break; |
274 | CHECK_ERR(err, "inflate"); |
275 | } |
276 | |
277 | err = inflateEnd(&d_stream); |
278 | CHECK_ERR(err, "inflateEnd"); |
279 | |
280 | if (strcmp((char*)uncompr, hello)) { |
281 | fprintf(stderr, "bad inflate\n"); |
282 | exit(1); |
283 | } else { |
284 | printf("inflate(): %s\n", (char *)uncompr); |
285 | } |
286 | } |
287 | |
288 | /* =========================================================================== |
289 | * Test deflate() with large buffers and dynamic change of compression level |
290 | */ |
f535537f |
291 | void test_large_deflate(Byte *compr, uLong comprLen, Byte *uncompr, |
292 | uLong uncomprLen) { |
9e052883 |
293 | z_stream c_stream; /* compression stream */ |
294 | int err; |
295 | |
296 | c_stream.zalloc = zalloc; |
297 | c_stream.zfree = zfree; |
298 | c_stream.opaque = (voidpf)0; |
299 | |
300 | err = deflateInit(&c_stream, Z_BEST_SPEED); |
301 | CHECK_ERR(err, "deflateInit"); |
302 | |
303 | c_stream.next_out = compr; |
304 | c_stream.avail_out = (uInt)comprLen; |
305 | |
306 | /* At this point, uncompr is still mostly zeroes, so it should compress |
307 | * very well: |
308 | */ |
309 | c_stream.next_in = uncompr; |
310 | c_stream.avail_in = (uInt)uncomprLen; |
311 | err = deflate(&c_stream, Z_NO_FLUSH); |
312 | CHECK_ERR(err, "deflate"); |
313 | if (c_stream.avail_in != 0) { |
314 | fprintf(stderr, "deflate not greedy\n"); |
315 | exit(1); |
316 | } |
317 | |
318 | /* Feed in already compressed data and switch to no compression: */ |
319 | deflateParams(&c_stream, Z_NO_COMPRESSION, Z_DEFAULT_STRATEGY); |
320 | c_stream.next_in = compr; |
321 | c_stream.avail_in = (uInt)comprLen/2; |
322 | err = deflate(&c_stream, Z_NO_FLUSH); |
323 | CHECK_ERR(err, "deflate"); |
324 | |
325 | /* Switch back to compressing mode: */ |
326 | deflateParams(&c_stream, Z_BEST_COMPRESSION, Z_FILTERED); |
327 | c_stream.next_in = uncompr; |
328 | c_stream.avail_in = (uInt)uncomprLen; |
329 | err = deflate(&c_stream, Z_NO_FLUSH); |
330 | CHECK_ERR(err, "deflate"); |
331 | |
332 | err = deflate(&c_stream, Z_FINISH); |
333 | if (err != Z_STREAM_END) { |
334 | fprintf(stderr, "deflate should report Z_STREAM_END\n"); |
335 | exit(1); |
336 | } |
337 | err = deflateEnd(&c_stream); |
338 | CHECK_ERR(err, "deflateEnd"); |
339 | } |
340 | |
341 | /* =========================================================================== |
342 | * Test inflate() with large buffers |
f535537f |
343 | */ |
344 | void test_large_inflate(Byte *compr, uLong comprLen, Byte *uncompr, |
345 | uLong uncomprLen) { |
9e052883 |
346 | int err; |
347 | z_stream d_stream; /* decompression stream */ |
348 | |
349 | strcpy((char*)uncompr, "garbage"); |
350 | |
351 | d_stream.zalloc = zalloc; |
352 | d_stream.zfree = zfree; |
353 | d_stream.opaque = (voidpf)0; |
354 | |
355 | d_stream.next_in = compr; |
356 | d_stream.avail_in = (uInt)comprLen; |
357 | |
358 | err = inflateInit(&d_stream); |
359 | CHECK_ERR(err, "inflateInit"); |
360 | |
361 | for (;;) { |
362 | d_stream.next_out = uncompr; /* discard the output */ |
363 | d_stream.avail_out = (uInt)uncomprLen; |
364 | err = inflate(&d_stream, Z_NO_FLUSH); |
365 | if (err == Z_STREAM_END) break; |
366 | CHECK_ERR(err, "large inflate"); |
367 | } |
368 | |
369 | err = inflateEnd(&d_stream); |
370 | CHECK_ERR(err, "inflateEnd"); |
371 | |
372 | if (d_stream.total_out != 2*uncomprLen + comprLen/2) { |
373 | fprintf(stderr, "bad large inflate: %ld\n", d_stream.total_out); |
374 | exit(1); |
375 | } else { |
376 | printf("large_inflate(): OK\n"); |
377 | } |
378 | } |
379 | |
380 | /* =========================================================================== |
381 | * Test deflate() with full flush |
382 | */ |
f535537f |
383 | void test_flush(Byte *compr, uLong *comprLen) { |
9e052883 |
384 | z_stream c_stream; /* compression stream */ |
385 | int err; |
386 | uInt len = (uInt)strlen(hello)+1; |
387 | |
388 | c_stream.zalloc = zalloc; |
389 | c_stream.zfree = zfree; |
390 | c_stream.opaque = (voidpf)0; |
391 | |
392 | err = deflateInit(&c_stream, Z_DEFAULT_COMPRESSION); |
393 | CHECK_ERR(err, "deflateInit"); |
394 | |
395 | c_stream.next_in = (z_const unsigned char *)hello; |
396 | c_stream.next_out = compr; |
397 | c_stream.avail_in = 3; |
398 | c_stream.avail_out = (uInt)*comprLen; |
399 | err = deflate(&c_stream, Z_FULL_FLUSH); |
400 | CHECK_ERR(err, "deflate"); |
401 | |
402 | compr[3]++; /* force an error in first compressed block */ |
403 | c_stream.avail_in = len - 3; |
404 | |
405 | err = deflate(&c_stream, Z_FINISH); |
406 | if (err != Z_STREAM_END) { |
407 | CHECK_ERR(err, "deflate"); |
408 | } |
409 | err = deflateEnd(&c_stream); |
410 | CHECK_ERR(err, "deflateEnd"); |
411 | |
412 | *comprLen = c_stream.total_out; |
413 | } |
414 | |
415 | /* =========================================================================== |
416 | * Test inflateSync() |
417 | */ |
f535537f |
418 | void test_sync(Byte *compr, uLong comprLen, Byte *uncompr, uLong uncomprLen) { |
9e052883 |
419 | int err; |
420 | z_stream d_stream; /* decompression stream */ |
421 | |
422 | strcpy((char*)uncompr, "garbage"); |
423 | |
424 | d_stream.zalloc = zalloc; |
425 | d_stream.zfree = zfree; |
426 | d_stream.opaque = (voidpf)0; |
427 | |
428 | d_stream.next_in = compr; |
429 | d_stream.avail_in = 2; /* just read the zlib header */ |
430 | |
431 | err = inflateInit(&d_stream); |
432 | CHECK_ERR(err, "inflateInit"); |
433 | |
434 | d_stream.next_out = uncompr; |
435 | d_stream.avail_out = (uInt)uncomprLen; |
436 | |
648db22b |
437 | inflate(&d_stream, Z_NO_FLUSH); |
9e052883 |
438 | CHECK_ERR(err, "inflate"); |
439 | |
440 | d_stream.avail_in = (uInt)comprLen-2; /* read all compressed data */ |
441 | err = inflateSync(&d_stream); /* but skip the damaged part */ |
442 | CHECK_ERR(err, "inflateSync"); |
443 | |
444 | err = inflate(&d_stream, Z_FINISH); |
648db22b |
445 | if (err != Z_DATA_ERROR) { |
446 | fprintf(stderr, "inflate should report DATA_ERROR\n"); |
447 | /* Because of incorrect adler32 */ |
9e052883 |
448 | exit(1); |
449 | } |
450 | err = inflateEnd(&d_stream); |
451 | CHECK_ERR(err, "inflateEnd"); |
452 | |
453 | printf("after inflateSync(): hel%s\n", (char *)uncompr); |
454 | } |
455 | |
456 | /* =========================================================================== |
457 | * Test deflate() with preset dictionary |
458 | */ |
f535537f |
459 | void test_dict_deflate(Byte *compr, uLong comprLen) { |
9e052883 |
460 | z_stream c_stream; /* compression stream */ |
461 | int err; |
462 | |
463 | c_stream.zalloc = zalloc; |
464 | c_stream.zfree = zfree; |
465 | c_stream.opaque = (voidpf)0; |
466 | |
467 | err = deflateInit(&c_stream, Z_BEST_COMPRESSION); |
468 | CHECK_ERR(err, "deflateInit"); |
469 | |
470 | err = deflateSetDictionary(&c_stream, |
471 | (const Bytef*)dictionary, (int)sizeof(dictionary)); |
472 | CHECK_ERR(err, "deflateSetDictionary"); |
473 | |
474 | dictId = c_stream.adler; |
475 | c_stream.next_out = compr; |
476 | c_stream.avail_out = (uInt)comprLen; |
477 | |
478 | c_stream.next_in = (z_const unsigned char *)hello; |
479 | c_stream.avail_in = (uInt)strlen(hello)+1; |
480 | |
481 | err = deflate(&c_stream, Z_FINISH); |
482 | if (err != Z_STREAM_END) { |
483 | fprintf(stderr, "deflate should report Z_STREAM_END\n"); |
484 | exit(1); |
485 | } |
486 | err = deflateEnd(&c_stream); |
487 | CHECK_ERR(err, "deflateEnd"); |
488 | } |
489 | |
490 | /* =========================================================================== |
491 | * Test inflate() with a preset dictionary |
492 | */ |
f535537f |
493 | void test_dict_inflate(Byte *compr, uLong comprLen, Byte *uncompr, |
494 | uLong uncomprLen) { |
9e052883 |
495 | int err; |
496 | z_stream d_stream; /* decompression stream */ |
497 | |
498 | strcpy((char*)uncompr, "garbage"); |
499 | |
500 | d_stream.zalloc = zalloc; |
501 | d_stream.zfree = zfree; |
502 | d_stream.opaque = (voidpf)0; |
503 | |
504 | d_stream.next_in = compr; |
505 | d_stream.avail_in = (uInt)comprLen; |
506 | |
507 | err = inflateInit(&d_stream); |
508 | CHECK_ERR(err, "inflateInit"); |
509 | |
510 | d_stream.next_out = uncompr; |
511 | d_stream.avail_out = (uInt)uncomprLen; |
512 | |
513 | for (;;) { |
514 | err = inflate(&d_stream, Z_NO_FLUSH); |
515 | if (err == Z_STREAM_END) break; |
516 | if (err == Z_NEED_DICT) { |
517 | if (d_stream.adler != dictId) { |
518 | fprintf(stderr, "unexpected dictionary"); |
519 | exit(1); |
520 | } |
521 | err = inflateSetDictionary(&d_stream, (const Bytef*)dictionary, |
522 | (int)sizeof(dictionary)); |
523 | } |
524 | CHECK_ERR(err, "inflate with dict"); |
525 | } |
526 | |
527 | err = inflateEnd(&d_stream); |
528 | CHECK_ERR(err, "inflateEnd"); |
529 | |
530 | if (strcmp((char*)uncompr, hello)) { |
531 | fprintf(stderr, "bad inflate with dict\n"); |
532 | exit(1); |
533 | } else { |
534 | printf("inflate with dictionary: %s\n", (char *)uncompr); |
535 | } |
536 | } |
537 | |
538 | /* =========================================================================== |
539 | * Usage: example [output.gz [input.gz]] |
540 | */ |
541 | |
f535537f |
542 | int main(int argc, char *argv[]) { |
9e052883 |
543 | Byte *compr, *uncompr; |
544 | uLong comprLen = 10000*sizeof(int); /* don't overflow on MSDOS */ |
545 | uLong uncomprLen = comprLen; |
546 | static const char* myVersion = ZLIB_VERSION; |
547 | |
548 | if (zlibVersion()[0] != myVersion[0]) { |
549 | fprintf(stderr, "incompatible zlib version\n"); |
550 | exit(1); |
551 | |
552 | } else if (strcmp(zlibVersion(), ZLIB_VERSION) != 0) { |
648db22b |
553 | fprintf(stderr, "warning: different zlib version\n"); |
9e052883 |
554 | } |
555 | |
556 | printf("zlib version %s = 0x%04x, compile flags = 0x%lx\n", |
557 | ZLIB_VERSION, ZLIB_VERNUM, zlibCompileFlags()); |
648db22b |
558 | if (ZWRAP_isUsingZSTDcompression()) printf("zstd version %s\n", zstdVersion()); |
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559 | |
560 | compr = (Byte*)calloc((uInt)comprLen, 1); |
561 | uncompr = (Byte*)calloc((uInt)uncomprLen, 1); |
562 | /* compr and uncompr are cleared to avoid reading uninitialized |
563 | * data and to ensure that uncompr compresses well. |
564 | */ |
565 | if (compr == Z_NULL || uncompr == Z_NULL) { |
566 | printf("out of memory\n"); |
567 | exit(1); |
568 | } |
569 | |
570 | #ifdef Z_SOLO |
648db22b |
571 | argc = strlen(argv[0]); |
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572 | #else |
573 | test_compress(compr, comprLen, uncompr, uncomprLen); |
574 | |
575 | test_gzio((argc > 1 ? argv[1] : TESTFILE), |
648db22b |
576 | uncompr, uncomprLen); |
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577 | #endif |
578 | |
579 | test_deflate(compr, comprLen); |
580 | test_inflate(compr, comprLen, uncompr, uncomprLen); |
581 | |
582 | test_large_deflate(compr, comprLen, uncompr, uncomprLen); |
583 | test_large_inflate(compr, comprLen, uncompr, uncomprLen); |
584 | |
648db22b |
585 | if (!ZWRAP_isUsingZSTDcompression()) { |
586 | test_flush(compr, &comprLen); |
587 | test_sync(compr, comprLen, uncompr, uncomprLen); |
588 | } |
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589 | comprLen = uncomprLen; |
590 | |
591 | test_dict_deflate(compr, comprLen); |
592 | test_dict_inflate(compr, comprLen, uncompr, uncomprLen); |
593 | |
594 | free(compr); |
595 | free(uncompr); |
596 | |
597 | return 0; |
598 | } |