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zlib 0.8

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This commit is contained in:
Mark Adler
2011-09-09 23:03:14 -07:00
parent 913afb9174
commit 4ca984fb44
21 changed files with 185 additions and 352 deletions
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42
example.c
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@@ -3,11 +3,17 @@
* For conditions of distribution and use, see copyright notice in zlib.h
*/
/* $Id: example.c,v 1.5 1995/04/14 20:35:56 jloup Exp $ */
/* $Id: example.c,v 1.6 1995/04/29 16:53:46 jloup Exp $ */
#include <stdio.h>
#include "zlib.h"
#ifdef STDC
# include <string.h>
#endif
extern void exit __P((int));
#define BUFLEN 4096
#define local static
@@ -25,6 +31,12 @@
char *hello = "hello world";
void test_compress __P((void));
void test_gzio __P((char *out, char *in));
void test_deflate __P((Byte compr[]));
void test_inflate __P((Byte compr[]));
void main __P((int argc, char *argv[]));
/* ===========================================================================
* Test compress() and uncompress()
*/
@@ -37,15 +49,15 @@ void test_compress()
int err;
uLong len = strlen(hello)+1;
err = compress(compr, &comprLen, hello, len);
err = compress(compr, &comprLen, (Byte*)hello, len);
CHECK_ERR(err, "compress");
strcpy(uncompr, "garbage");
strcpy((char*)uncompr, "garbage");
err = uncompress(uncompr, &uncomprLen, compr, comprLen);
CHECK_ERR(err, "uncompress");
if (strcmp(uncompr, hello)) {
if (strcmp((char*)uncompr, hello)) {
fprintf(stderr, "bad uncompress\n");
} else {
printf("uncompress(): %s\n", uncompr);
@@ -80,7 +92,7 @@ void test_gzio(out, in)
if (file == NULL) {
fprintf(stderr, "gzopen error\n");
}
strcpy(uncompr, "garbage");
strcpy((char*)uncompr, "garbage");
uncomprLen = gzread(file, uncompr, uncomprLen);
if (uncomprLen != len) {
@@ -88,7 +100,7 @@ void test_gzio(out, in)
}
gzclose(file);
if (strcmp(uncompr, hello)) {
if (strcmp((char*)uncompr, hello)) {
fprintf(stderr, "bad gzread\n");
} else {
printf("gzread(): %s\n", uncompr);
@@ -96,9 +108,9 @@ void test_gzio(out, in)
}
/* ===========================================================================
* Test deflate() with small buffers, return the compressed length.
* Test deflate() with small buffers
*/
uLong test_deflate(compr)
void test_deflate(compr)
Byte compr[];
{
z_stream c_stream; /* compression stream */
@@ -120,16 +132,15 @@ uLong test_deflate(compr)
CHECK_ERR(err, "deflate");
}
/* Finish the stream, still forcing small buffers: */
do {
for (;;) {
c_stream.avail_out = 1;
err = deflate(&c_stream, Z_FINISH);
if (err == Z_STREAM_END) break;
CHECK_ERR(err, "deflate");
} while (c_stream.avail_out == 0);
}
err = deflateEnd(&c_stream);
CHECK_ERR(err, "deflateEnd");
return c_stream.total_out;
}
/* ===========================================================================
@@ -142,7 +153,7 @@ void test_inflate(compr)
int err;
z_stream d_stream; /* decompression stream */
strcpy(uncompr, "garbage");
strcpy((char*)uncompr, "garbage");
d_stream.zalloc = (alloc_func)0;
d_stream.zfree = (free_func)0;
@@ -163,7 +174,7 @@ void test_inflate(compr)
err = inflateEnd(&d_stream);
CHECK_ERR(err, "inflateEnd");
if (strcmp(uncompr, hello)) {
if (strcmp((char*)uncompr, hello)) {
fprintf(stderr, "bad inflate\n");
} else {
printf("inflate(): %s\n", uncompr);
@@ -179,7 +190,6 @@ void main(argc, argv)
char *argv[];
{
local Byte compr[BUFLEN];
uLong comprLen;
if (zlib_version[0] != ZLIB_VERSION[0]) {
fprintf(stderr, "incompatible zlib version\n");
@@ -193,7 +203,7 @@ void main(argc, argv)
test_gzio((argc > 1 ? argv[1] : "foo.gz"),
(argc > 2 ? argv[2] : "foo.gz"));
comprLen = test_deflate(compr);
test_deflate(compr);
test_inflate(compr);