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author | cedeel@gmail.com <cedeel@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6> | 2012-06-04 01:35:17 +0200 |
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committer | cedeel@gmail.com <cedeel@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6> | 2012-06-04 01:35:17 +0200 |
commit | b17d12c86f3e7414673d653396d2dce2e862b1e3 (patch) | |
tree | 95225ff23d64c0ea4a621401b841efe55b5a6169 /zlib-1.2.5/compress.c | |
parent | Added planks into items.ini (diff) | |
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Diffstat (limited to 'zlib-1.2.5/compress.c')
-rw-r--r-- | zlib-1.2.5/compress.c | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/zlib-1.2.5/compress.c b/zlib-1.2.5/compress.c deleted file mode 100644 index ea4dfbe9d..000000000 --- a/zlib-1.2.5/compress.c +++ /dev/null @@ -1,80 +0,0 @@ -/* compress.c -- compress a memory buffer - * Copyright (C) 1995-2005 Jean-loup Gailly. - * For conditions of distribution and use, see copyright notice in zlib.h - */ - -/* @(#) $Id$ */ - -#define ZLIB_INTERNAL -#include "zlib.h" - -/* =========================================================================== - Compresses the source buffer into the destination buffer. The level - parameter has the same meaning as in deflateInit. sourceLen is the byte - length of the source buffer. Upon entry, destLen is the total size of the - destination buffer, which must be at least 0.1% larger than sourceLen plus - 12 bytes. Upon exit, destLen is the actual size of the compressed buffer. - - compress2 returns Z_OK if success, Z_MEM_ERROR if there was not enough - memory, Z_BUF_ERROR if there was not enough room in the output buffer, - Z_STREAM_ERROR if the level parameter is invalid. -*/ -int ZEXPORT compress2 (dest, destLen, source, sourceLen, level) - Bytef *dest; - uLongf *destLen; - const Bytef *source; - uLong sourceLen; - int level; -{ - z_stream stream; - int err; - - stream.next_in = (Bytef*)source; - stream.avail_in = (uInt)sourceLen; -#ifdef MAXSEG_64K - /* Check for source > 64K on 16-bit machine: */ - if ((uLong)stream.avail_in != sourceLen) return Z_BUF_ERROR; -#endif - stream.next_out = dest; - stream.avail_out = (uInt)*destLen; - if ((uLong)stream.avail_out != *destLen) return Z_BUF_ERROR; - - stream.zalloc = (alloc_func)0; - stream.zfree = (free_func)0; - stream.opaque = (voidpf)0; - - err = deflateInit(&stream, level); - if (err != Z_OK) return err; - - err = deflate(&stream, Z_FINISH); - if (err != Z_STREAM_END) { - deflateEnd(&stream); - return err == Z_OK ? Z_BUF_ERROR : err; - } - *destLen = stream.total_out; - - err = deflateEnd(&stream); - return err; -} - -/* =========================================================================== - */ -int ZEXPORT compress (dest, destLen, source, sourceLen) - Bytef *dest; - uLongf *destLen; - const Bytef *source; - uLong sourceLen; -{ - return compress2(dest, destLen, source, sourceLen, Z_DEFAULT_COMPRESSION); -} - -/* =========================================================================== - If the default memLevel or windowBits for deflateInit() is changed, then - this function needs to be updated. - */ -uLong ZEXPORT compressBound (sourceLen) - uLong sourceLen; -{ - return sourceLen + (sourceLen >> 12) + (sourceLen >> 14) + - (sourceLen >> 25) + 13; -} |