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Diffstat (limited to 'tests/bionic/libc/other/test_zlib.c')
-rw-r--r--tests/bionic/libc/other/test_zlib.c267
1 files changed, 0 insertions, 267 deletions
diff --git a/tests/bionic/libc/other/test_zlib.c b/tests/bionic/libc/other/test_zlib.c
deleted file mode 100644
index 3eae8279..00000000
--- a/tests/bionic/libc/other/test_zlib.c
+++ /dev/null
@@ -1,267 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-/* this small program is used to measure the performance of zlib's inflate
- * algorithm...
- */
-
-/* most code lifted from the public-domain http://www.zlib.net/zpipe.c */
-
-#include <zlib.h>
-#include <time.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <unistd.h>
-#include <sys/time.h>
-
-#define CHUNK 32768
-
-int def(FILE *source, FILE *dest, int level)
-{
- int ret, flush;
- unsigned have;
- z_stream strm;
- unsigned char in[CHUNK];
- unsigned char out[CHUNK];
-
- /* allocate deflate state */
- strm.zalloc = Z_NULL;
- strm.zfree = Z_NULL;
- strm.opaque = Z_NULL;
- ret = deflateInit(&strm, level);
- if (ret != Z_OK)
- return ret;
-
- /* compress until end of file */
- do {
- strm.avail_in = fread(in, 1, CHUNK, source);
- if (ferror(source)) {
- (void)deflateEnd(&strm);
- return Z_ERRNO;
- }
- flush = feof(source) ? Z_FINISH : Z_NO_FLUSH;
- strm.next_in = in;
-
- /* run deflate() on input until output buffer not full, finish
- compression if all of source has been read in */
- do {
- strm.avail_out = CHUNK;
- strm.next_out = out;
- ret = deflate(&strm, flush); /* no bad return value */
- have = CHUNK - strm.avail_out;
- if (fwrite(out, 1, have, dest) != have || ferror(dest)) {
- (void)deflateEnd(&strm);
- return Z_ERRNO;
- }
- } while (strm.avail_out == 0);
-
- /* done when last data in file processed */
- } while (flush != Z_FINISH);
-
- /* clean up and return */
- (void)deflateEnd(&strm);
- return Z_OK;
-}
-
-
-int inf(FILE *source)
-{
- int ret;
- unsigned have;
- z_stream strm;
- static unsigned char in[CHUNK];
- static unsigned char out[CHUNK];
-
- /* allocate inflate state */
- strm.zalloc = Z_NULL;
- strm.zfree = Z_NULL;
- strm.opaque = Z_NULL;
- strm.avail_in = 0;
- strm.next_in = Z_NULL;
- ret = inflateInit(&strm);
- if (ret != Z_OK)
- return ret;
-
- /* decompress until deflate stream ends or end of file */
- do {
- strm.avail_in = fread(in, 1, CHUNK, source);
- if (ferror(source)) {
- (void)inflateEnd(&strm);
- return Z_ERRNO;
- }
- if (strm.avail_in == 0)
- break;
- strm.next_in = in;
-
- /* run inflate() on input until output buffer not full */
- do {
- strm.avail_out = CHUNK;
- strm.next_out = out;
- ret = inflate(&strm, Z_NO_FLUSH);
- switch (ret) {
- case Z_NEED_DICT:
- ret = Z_DATA_ERROR; /* and fall through */
- case Z_DATA_ERROR:
- case Z_MEM_ERROR:
- (void)inflateEnd(&strm);
- return ret;
- }
- } while (strm.avail_out == 0);
-
- /* done when inflate() says it's done */
- } while (ret != Z_STREAM_END);
-
- /* clean up and return */
- (void)inflateEnd(&strm);
- return ret == Z_STREAM_END ? Z_OK : Z_DATA_ERROR;
-}
-
-#define DEFAULT_REPEAT 10
-#define DEFAULT_LEVEL 9
-
-static void usage(void)
-{
- fprintf(stderr, "usage: test_zlib [options] filename [filename2 ...]\n" );
- fprintf(stderr, "options: -r NN repeat count (default %d)\n", DEFAULT_REPEAT );
- fprintf(stderr, " -N set compression level (default %d)\n", DEFAULT_LEVEL );
- exit(1);
-}
-
-static double
-get_time_usec( void )
-{
-#ifdef HAVE_ANDROID_OS
- struct timespec ts;
-
- if ( clock_gettime( CLOCK_MONOTONIC, &ts ) < 0 )
- fprintf(stderr, "clock_gettime: %s\n", strerror(errno) );
-
- return ts.tv_sec*1e6 + ts.tv_nsec*1e-3;
-#else
- struct timeval tv;
- if (gettimeofday( &tv, NULL ) < 0)
- fprintf(stderr, "gettimeofday: %s\n", strerror(errno) );
-
- return tv.tv_sec*1000000. + tv.tv_usec*1.0;
-#endif
-}
-
-int main( int argc, char** argv )
-{
- FILE* f;
- char tempfile[256];
- int repeat_count = DEFAULT_REPEAT;
- int compression_level = DEFAULT_LEVEL;
- double usec0, usec1;
-
- if (argc < 2)
- usage();
-
- for ( ; argc > 1 && argv[1][0] == '-'; argc--, argv++) {
- const char* arg = &argv[1][1];
- switch (arg[0]) {
- case 'r':
- if (arg[1] == 0) {
- if (argc < 3)
- usage();
- arg = argv[2];
- argc--;
- argv++;
- } else
- arg += 1;
-
- repeat_count = strtol(arg, NULL, 10);
-
- if (repeat_count <= 0)
- repeat_count = 1;
- break;
-
- case '0': case '1': case '2': case '3': case '4':
- case '5': case '6': case '7': case '8': case '9':
- compression_level = arg[0] - '0';
- break;
-
- default:
- usage();
- }
- }
-
- sprintf(tempfile, "/tmp/ztest.%d", getpid() );
-
- for ( ; argc > 1; argc--, argv++ )
- {
- /* first, compress the file into a temporary storage */
- FILE* f = fopen(argv[1], "rb");
- FILE* out = NULL;
- long fsize;
- int ret, rr;
-
- if (f == NULL) {
- fprintf(stderr, "could not open '%s': %s\n", argv[1], strerror(errno) );
- continue;
- }
-
- printf( "testing %s\n", argv[1] );
- fseek( f, 0, SEEK_END );
- fsize = ftell(f);
- fseek( f, 0, SEEK_SET );
-
- out = fopen( tempfile, "wb" );
- if (out == NULL) {
- fprintf(stderr, "could not create '%s': %s\n", tempfile, strerror(errno));
- fclose(f);
- continue;
- }
-
- usec0 = get_time_usec();
-
- ret = def( f, out, compression_level );
-
- usec1 = get_time_usec() - usec0;
- printf( "compression took: %10.3f ms (%.2f KB/s)\n", usec1/1e3, fsize*(1e6/1024)/usec1 );
-
- fclose( out );
- fclose(f);
-
- usec0 = get_time_usec();
- f = fopen( tempfile, "rb" );
-
- for ( rr = repeat_count; rr > 0; rr -- )
- {
- fseek( f, 0, SEEK_SET );
- inf(f);
- }
- fclose( f );
- usec1 = get_time_usec() - usec0;
- printf( "decompression took: %10.3f ms (%.2f KB/s, %d passes)\n", usec1/1e3, fsize*(1e6/1024)*repeat_count/usec1, repeat_count );
- }
-
- unlink(tempfile);
- return 0;
-}
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