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Diffstat (limited to 'security/nss/cmd/zlib/compress.c')
-rw-r--r-- | security/nss/cmd/zlib/compress.c | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/security/nss/cmd/zlib/compress.c b/security/nss/cmd/zlib/compress.c deleted file mode 100644 index 3e1cc7c09..000000000 --- a/security/nss/cmd/zlib/compress.c +++ /dev/null @@ -1,57 +0,0 @@ -/* compress.c -- compress a memory buffer - * Copyright (C) 1995-1996 Jean-loup Gailly. - * For conditions of distribution and use, see copyright notice in zlib.h - */ -/* This file was modified since it was taken from the zlib distribution */ -/* $Id$ */ - -#include "zlib.h" - -/* =========================================================================== - Compresses 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 at least 0.1% larger than - sourceLen plus 8 bytes. Upon exit, destLen is the actual size of the - compressed buffer. - This function can be used to compress a whole file at once if the - input file is mmap'ed. - compress 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. -*/ -PR_PUBLIC_API(int) compress (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; -#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, Z_DEFAULT_COMPRESSION); - 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; -} |