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/* -*- 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.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 ***** */
/*--------------------------------------------------------------
* GDIFF.H
*
* Constants used in processing the GDIFF format
*--------------------------------------------------------------*/
#include "prio.h"
#define GDIFF_MAGIC "\xD1\xFF\xD1\xFF"
#define GDIFF_MAGIC_LEN 4
#define GDIFF_VER 5
#define GDIFF_EOF "\0"
#define GDIFF_VER_POS 4
#define GDIFF_CS_POS 5
#define GDIFF_CSLEN_POS 6
#define GDIFF_HEADERSIZE 7
#define GDIFF_APPDATALEN 4
#define GDIFF_CS_NONE 0
#define GDIFF_CS_MD5 1
#define GDIFF_CS_SHA 2
#define GDIFF_CS_CRC32 32
#define CRC32_LEN 4
/*--------------------------------------
* GDIFF opcodes
*------------------------------------*/
#define ENDDIFF 0
#define ADD8MAX 246
#define ADD16 247
#define ADD32 248
#define COPY16BYTE 249
#define COPY16SHORT 250
#define COPY16LONG 251
#define COPY32BYTE 252
#define COPY32SHORT 253
#define COPY32LONG 254
#define COPY64 255
/* instruction sizes */
#define ADD16SIZE 2
#define ADD32SIZE 4
#define COPY16BYTESIZE 3
#define COPY16SHORTSIZE 4
#define COPY16LONGSIZE 6
#define COPY32BYTESIZE 5
#define COPY32SHORTSIZE 6
#define COPY32LONGSIZE 8
#define COPY64SIZE 12
/*--------------------------------------
* error codes
*------------------------------------*/
#define GDIFF_OK 0
#define GDIFF_ERR_UNKNOWN -1
#define GDIFF_ERR_ARGS -2
#define GDIFF_ERR_ACCESS -3
#define GDIFF_ERR_MEM -4
#define GDIFF_ERR_HEADER -5
#define GDIFF_ERR_BADDIFF -6
#define GDIFF_ERR_OPCODE -7
#define GDIFF_ERR_OLDFILE -8
#define GDIFF_ERR_CHKSUMTYPE -9
#define GDIFF_ERR_CHECKSUM -10
#define GDIFF_ERR_CHECKSUM_TARGET -11
#define GDIFF_ERR_CHECKSUM_RESULT -12
/*--------------------------------------
* types
*------------------------------------*/
#ifndef AIX
#ifdef OSF1
#include <sys/types.h>
#else
typedef unsigned char uchar;
#endif
#endif
typedef struct _diffdata {
PRFileDesc* fSrc;
PRFileDesc* fOut;
PRFileDesc* fDiff;
uint8 checksumType;
uint8 checksumLength;
uchar* oldChecksum;
uchar* newChecksum;
PRBool bMacAppleSingle;
PRBool bWin32BoundImage;
uchar* databuf;
uint32 bufsize;
} DIFFDATA;
typedef DIFFDATA* pDIFFDATA;
/*--------------------------------------
* miscellaneous
*------------------------------------*/
#define APPFLAG_W32BOUND "autoinstall:Win32PE"
#define APPFLAG_APPLESINGLE "autoinstall:AppleSingle"
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
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