diff -r 79045913e4e9 -r c4aad78f92f5 stdlibs/libz/zlib/uncompr.cpp --- a/stdlibs/libz/zlib/uncompr.cpp Thu Aug 05 23:23:13 2010 +0530 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,68 +0,0 @@ -/* uncompr.cpp -- decompress a memory buffer - * Copyright (C) 1995-2003 Jean-loup Gailly. - * For conditions of distribution and use, see copyright notice in zlib.h - */ - -/* @(#) $Id: uncompr.cpp,v 1.1.2.1 2008/08/14 15:26:57 e0222316 Exp $ */ - -#define ZLIB_INTERNAL -#include "libzcore.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. -*/ -#ifdef __SYMBIAN32__ -EXPORT_C int uncompress_r ( Bytef * dest,uLongf * destLen, const Bytef * source,uLong sourceLen) -#else -int ZEXPORT uncompress (dest, destLen, source, sourceLen) - Bytef *dest; - uLongf *destLen; - const Bytef *source; - uLong sourceLen; -#endif //__SYMBIAN32__ -{ - 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_r(&stream); - if (err != Z_OK) return err; - - err = inflate_r(&stream, Z_FINISH); - if (err != Z_STREAM_END) { - inflateEnd_r(&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_r(&stream); - return err; -} - - -