nginx-dissect/lib/gzunpack.h
overcuriousity a06777e754 progress
2025-09-04 16:13:30 +02:00

56 lines
1.9 KiB
C

/* ----------------------------------------------------------------
# This source code is an example from my CodeBlog:
# http://codeblog.vurdalakov.net
#
# Copyright (c) 2011 Vurdalakov
# http://www.vurdalakov.net
# vurdalakov@gmail.com
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use,
# copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following
# conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
---------------------------------------------------------------- */
#ifndef GZUNPACK_H
#define GZUNPACK_H
#include <stdio.h>
typedef struct
{
unsigned char compressionMethod;
unsigned char flags;
unsigned long modificationTime;
unsigned char extraFlags;
unsigned char operatingSystem;
unsigned short extraFieldLength;
unsigned char *extraField;
char *originalFileName;
char *fileComment;
unsigned short headerCrc;
} GzFileHeader;
GzFileHeader *gzUnpackHeader(FILE *packedFileHandle);
void gzFreeHeader(GzFileHeader *gzFileHeader);
int gzUnpackFile(FILE *packedFileHandle, FILE *unpackedFileHandle);
#endif