pcompress/none_compress.c
Moinak Ghosh d054e0f713 Zlib optimizations. Use raw deflate streams to avoid unnecessary adler32.
Change some function signatures to improve algo init function behavior.
Fix corner case dedupe bug in error handling flow.
Bump archive version signature.
2012-11-22 21:02:50 +05:30

66 lines
1.6 KiB
C

/*
* This file is a part of Pcompress, a chunked parallel multi-
* algorithm lossless compression and decompression program.
*
* Copyright (C) 2012 Moinak Ghosh. All rights reserved.
* Use is subject to license terms.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* moinakg@belenix.org, http://moinakg.wordpress.com/
*
* This program includes partly-modified public domain source
* code from the LZMA SDK: http://www.7-zip.org/sdk.html
*/
#include <sys/types.h>
#include <stdio.h>
#include <strings.h>
#include <string.h>
#include <limits.h>
#include <utils.h>
#include <pcompress.h>
#include <lzfx.h>
#include <allocator.h>
void
none_stats(int show)
{
}
int
none_init(void **data, int *level, int nthreads, ssize_t chunksize,
int file_version, compress_op_t op)
{
return (0);
}
int
none_deinit(void **data)
{
return (0);
}
int
none_compress(void *src, size_t srclen, void *dst, size_t *dstlen,
int level, uchar_t chdr, void *data)
{
memcpy(dst, src, srclen);
return (0);
}
int
none_decompress(void *src, size_t srclen, void *dst, size_t *dstlen,
int level, uchar_t chdr, void *data)
{
memcpy(dst, src, srclen);
return (0);
}