gecko-dev/modules/libjar/zipstruct.h

139 lines
4.5 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998-1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Daniel Veditz <dveditz@netscape.com>
* Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef _zipstruct_h
#define _zipstruct_h
/*
* Certain constants and structures for
* the Phil Katz ZIP archive format.
*
*/
typedef struct ZipLocal_
{
unsigned char signature [4];
unsigned char word [2];
unsigned char bitflag [2];
unsigned char method [2];
unsigned char time [2];
unsigned char date [2];
unsigned char crc32 [4];
unsigned char size [4];
unsigned char orglen [4];
unsigned char filename_len [2];
unsigned char extrafield_len [2];
} ZipLocal;
/*
* 'sizeof(struct XXX)' includes padding on ARM (see bug 87965)
* As the internals of a jar/zip file must not depend on the target
* architecture (i386, ppc, ARM, ...), use a fixed value instead.
*/
#define ZIPLOCAL_SIZE (4+2+2+2+2+2+4+4+4+2+2)
typedef struct ZipCentral_
{
unsigned char signature [4];
unsigned char version_made_by [2];
unsigned char version [2];
unsigned char bitflag [2];
unsigned char method [2];
unsigned char time [2];
unsigned char date [2];
unsigned char crc32 [4];
unsigned char size [4];
unsigned char orglen [4];
unsigned char filename_len [2];
unsigned char extrafield_len [2];
unsigned char commentfield_len [2];
unsigned char diskstart_number [2];
unsigned char internal_attributes [2];
unsigned char external_attributes [4];
unsigned char localhdr_offset [4];
} ZipCentral;
/*
* 'sizeof(struct XXX)' includes padding on ARM (see bug 87965)
* As the internals of a jar/zip file must not depend on the target
* architecture (i386, ppc, ARM, ...), use a fixed value instead.
*/
#define ZIPCENTRAL_SIZE (4+2+2+2+2+2+2+4+4+4+2+2+2+2+2+4+4)
typedef struct ZipEnd_
{
unsigned char signature [4];
unsigned char disk_nr [2];
unsigned char start_central_dir [2];
unsigned char total_entries_disk [2];
unsigned char total_entries_archive [2];
unsigned char central_dir_size [4];
unsigned char offset_central_dir [4];
unsigned char commentfield_len [2];
} ZipEnd;
/*
* 'sizeof(struct XXX)' includes padding on ARM (see bug 87965)
* As the internals of a jar/zip file must not depend on the target
* architecture (i386, ppc, ARM, ...), use a fixed value instead.
*/
#define ZIPEND_SIZE (4+2+2+2+2+4+4+2)
/* signatures */
#define LOCALSIG 0x04034B50l
#define CENTRALSIG 0x02014B50l
#define ENDSIG 0x06054B50l
/* compression methods */
#define STORED 0
#define SHRUNK 1
#define REDUCED1 2
#define REDUCED2 3
#define REDUCED3 4
#define REDUCED4 5
#define IMPLODED 6
#define TOKENIZED 7
#define DEFLATED 8
#define UNSUPPORTED 0xFF
#endif /* _zipstruct_h */