mirror of
https://github.com/intel/isa-l.git
synced 2024-12-14 02:05:11 +01:00
55fbfabfc6
Signed-off-by: Marcel Cornu <marcel.d.cornu@intel.com>
103 lines
3.7 KiB
C
103 lines
3.7 KiB
C
/**********************************************************************
|
|
Copyright(c) 2011-2016 Intel Corporation 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.
|
|
* Neither the name of Intel Corporation nor the names of its
|
|
contributors may be used to endorse or promote products derived
|
|
from this software without specific prior written permission.
|
|
|
|
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.
|
|
**********************************************************************/
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <assert.h>
|
|
#include "igzip_lib.h"
|
|
|
|
#define BUF_SIZE 8192
|
|
#ifndef LEVEL
|
|
#define LEVEL 0
|
|
#else
|
|
#define LEVEL 1
|
|
#endif
|
|
|
|
struct isal_zstream stream;
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
uint8_t inbuf[BUF_SIZE], outbuf[BUF_SIZE];
|
|
FILE *in, *out;
|
|
|
|
if (argc != 3) {
|
|
fprintf(stderr, "Usage: igzip_example infile outfile\n");
|
|
exit(0);
|
|
}
|
|
in = fopen(argv[1], "rb");
|
|
if (!in) {
|
|
fprintf(stderr, "Can't open %s for reading\n", argv[1]);
|
|
exit(0);
|
|
}
|
|
out = fopen(argv[2], "wb");
|
|
if (!out) {
|
|
fprintf(stderr, "Can't open %s for writing\n", argv[2]);
|
|
exit(0);
|
|
}
|
|
|
|
printf("igzip_example\nWindow Size: %d K\n", IGZIP_HIST_SIZE / 1024);
|
|
fflush(0);
|
|
|
|
isal_deflate_init(&stream);
|
|
stream.end_of_stream = 0;
|
|
stream.flush = NO_FLUSH;
|
|
|
|
if (LEVEL == 1) {
|
|
stream.level = 1;
|
|
stream.level_buf = malloc(ISAL_DEF_LVL1_DEFAULT);
|
|
stream.level_buf_size = ISAL_DEF_LVL1_DEFAULT;
|
|
if (stream.level_buf == 0) {
|
|
printf("Failed to allocate level compression buffer\n");
|
|
exit(0);
|
|
}
|
|
}
|
|
|
|
do {
|
|
stream.avail_in = (uint32_t) fread(inbuf, 1, BUF_SIZE, in);
|
|
stream.end_of_stream = feof(in) ? 1 : 0;
|
|
stream.next_in = inbuf;
|
|
do {
|
|
stream.avail_out = BUF_SIZE;
|
|
stream.next_out = outbuf;
|
|
|
|
isal_deflate(&stream);
|
|
|
|
fwrite(outbuf, 1, BUF_SIZE - stream.avail_out, out);
|
|
} while (stream.avail_out == 0);
|
|
|
|
assert(stream.avail_in == 0);
|
|
} while (stream.internal_state.state != ZSTATE_END);
|
|
|
|
fclose(out);
|
|
fclose(in);
|
|
|
|
printf("End of igzip_example\n\n");
|
|
return 0;
|
|
}
|