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author | Dimitri van Heesch <dimitri@stack.nl> | 2009-08-14 14:49:07 (GMT) |
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committer | Dimitri van Heesch <dimitri@stack.nl> | 2009-08-14 14:49:07 (GMT) |
commit | 8c6ca30831818a77a6947baad63ab99cb8cd8c31 (patch) | |
tree | fed426d0d7216311cbd009a1fcd2786176478b5e /libpng/uncompr.c | |
parent | 142b4807d2ae7479691bd0800d28364b9857b82f (diff) | |
download | Doxygen-8c6ca30831818a77a6947baad63ab99cb8cd8c31.zip Doxygen-8c6ca30831818a77a6947baad63ab99cb8cd8c31.tar.gz Doxygen-8c6ca30831818a77a6947baad63ab99cb8cd8c31.tar.bz2 |
Release-1.5.9-20090814
Diffstat (limited to 'libpng/uncompr.c')
-rw-r--r-- | libpng/uncompr.c | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/libpng/uncompr.c b/libpng/uncompr.c deleted file mode 100644 index b59e3d0..0000000 --- a/libpng/uncompr.c +++ /dev/null @@ -1,61 +0,0 @@ -/* uncompr.c -- decompress a memory buffer - * Copyright (C) 1995-2003 Jean-loup Gailly. - * For conditions of distribution and use, see copyright notice in zlib.h - */ - -/* @(#) $Id$ */ - -#define ZLIB_INTERNAL -#include "zlib.h" - -/* =========================================================================== - Decompresses the source buffer into the destination buffer. sourceLen is - the byte length of the source buffer. Upon entry, destLen is the total - size of the destination buffer, which must be large enough to hold the - entire uncompressed data. (The size of the uncompressed data must have - been saved previously by the compressor and transmitted to the decompressor - by some mechanism outside the scope of this compression library.) - Upon exit, destLen is the actual size of the compressed buffer. - This function can be used to decompress a whole file at once if the - input file is mmap'ed. - - uncompress 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, or Z_DATA_ERROR if the input data was corrupted. -*/ -int ZEXPORT uncompress (dest, destLen, source, sourceLen) - Bytef *dest; - uLongf *destLen; - const Bytef *source; - uLong sourceLen; -{ - z_stream stream; - int err; - - stream.next_in = (Bytef*)source; - stream.avail_in = (uInt)sourceLen; - /* Check for source > 64K on 16-bit machine: */ - if ((uLong)stream.avail_in != sourceLen) return Z_BUF_ERROR; - - 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; - - err = inflateInit(&stream); - if (err != Z_OK) return err; - - err = inflate(&stream, Z_FINISH); - if (err != Z_STREAM_END) { - inflateEnd(&stream); - if (err == Z_NEED_DICT || (err == Z_BUF_ERROR && stream.avail_in == 0)) - return Z_DATA_ERROR; - return err; - } - *destLen = stream.total_out; - - err = inflateEnd(&stream); - return err; -} |