denyhosts/clamav/libclamav/xlm_extract.h

49 lines
1.7 KiB
C

/*
* Extract XLM (Excel 4.0) macro source code for component MS Office Documents
*
* Copyright (C) 2020-2022 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
*
* Authors: Jonas Zaddach
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
/**
* Throughout this file, I refer to the Microsoft Office Excel 97 - 2007 Binary File Format (.xls) Specification, which can be found
* here: http://download.microsoft.com/download/5/0/1/501ED102-E53F-4CE0-AA6B-B0F93629DDC6/Office/Excel97-2007BinaryFileFormat(xls)Specification.pdf
*/
#ifndef __XLM_EXTRACT_H
#define __XLM_EXTRACT_H
#include "others.h"
#include "clamav-types.h"
#include "uniq.h"
// Page 58 CONTINUE record Microsoft Office Excel97-2007Binary File Format (.xls) Specification
#define BIFF8_MAX_RECORD_LENGTH 8228
typedef enum biff8_opcode {
OPC_FORMULA = 0x06,
OPC_NAME = 0x18,
OPC_CONTINUE = 0x3C,
OPC_BOUNDSHEET = 0x85,
OPC_MSODRAWINGGROUP = 0xEB,
OPC_STRING = 0x207,
} biff8_opcode;
cl_error_t cli_extract_xlm_macros_and_images(const char *dir, cli_ctx *ctx, char *hash, uint32_t which);
#endif