mirror of https://github.com/Cisco-Talos/clamav
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
118 lines
3.6 KiB
118 lines
3.6 KiB
/*
|
|
* Copyright (C) 2015 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
|
|
* Copyright (C) 2014 Sourcefire, Inc.
|
|
*
|
|
* Authors: Kevin Lin <klin@sourcefire.com>
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef __APM_H
|
|
#define __APM_H
|
|
|
|
#if HAVE_CONFIG_H
|
|
#include "clamav-config.h"
|
|
#endif
|
|
|
|
#include "cltypes.h"
|
|
#include "others.h"
|
|
|
|
#define APM_FALLBACK_SECTOR_SIZE 512
|
|
|
|
#define APM_PTABLE_BLOCK 1
|
|
#define APM_STRUCT_SIZE 512
|
|
|
|
#define DDM_SIGNATURE 0x4552 /* driver description signature ('ER') */
|
|
#define APM_SIGNATURE 0x504D /* partition map signature ('PM') */
|
|
|
|
/* partition flags */
|
|
#define VALID 0x00000001
|
|
#define ALLOCATED 0x00000002
|
|
#define IN_USE 0x00000004
|
|
#define BOOTABLE 0x00000008
|
|
#define READABLE 0x00000010
|
|
#define WRITEABLE 0x00000020
|
|
#define POSINDEPENDENT 0x00000040
|
|
/* end of partition flags */
|
|
|
|
#ifndef HAVE_ATTRIB_PACKED
|
|
#define __attribute__(x)
|
|
#endif
|
|
|
|
#ifdef HAVE_PRAGMA_PACK
|
|
#pragma pack(1)
|
|
#endif
|
|
|
|
#ifdef HAVE_PRAGMA_PACK_HPPA
|
|
#pragma pack 1
|
|
#endif
|
|
|
|
/* 8-byte driver description entry for ddmap, big endian */
|
|
struct apm_driver_desc_entry {
|
|
uint32_t block __attribute__ ((packed));
|
|
uint16_t size __attribute__ ((packed));
|
|
uint16_t type __attribute__ ((packed));
|
|
}; //NOTE may need to be renamed
|
|
|
|
/* 512(82)-byte driver descriptor map (Block0), big endian */
|
|
struct apm_driver_desc_map {
|
|
uint16_t signature __attribute__ ((packed));
|
|
uint16_t blockSize __attribute__ ((packed));
|
|
uint32_t blockCount __attribute__ ((packed));
|
|
uint16_t deviceType __attribute__ ((packed));
|
|
uint16_t deviceID __attribute__ ((packed));
|
|
uint32_t driverData __attribute__ ((packed));
|
|
uint16_t driverCount __attribute__ ((packed));
|
|
struct apm_driver_desc_entry driverTable[8];
|
|
/* zeroes fill remainder of sector (430 bytes in 512 sector size) */
|
|
};
|
|
|
|
/* 512(136)-byte partition info, big endian;
|
|
* both the partition table and the individual partitions use this
|
|
* struct to describe their details
|
|
*/
|
|
struct apm_partition_info {
|
|
uint16_t signature __attribute__ ((packed));
|
|
uint16_t reserved __attribute__ ((packed));
|
|
uint32_t numPartitions __attribute__ ((packed));
|
|
uint32_t pBlockStart __attribute__ ((packed));
|
|
uint32_t pBlockCount __attribute__ ((packed));
|
|
uint8_t name[32];
|
|
uint8_t type[32];
|
|
uint32_t lBlockStart __attribute__ ((packed));
|
|
uint32_t lBlockCount __attribute__ ((packed));
|
|
uint32_t flags __attribute__ ((packed));
|
|
uint32_t bootBlockStart __attribute__ ((packed));
|
|
uint32_t bootSize __attribute__ ((packed));
|
|
uint32_t bootAddr __attribute__ ((packed));
|
|
uint32_t bootAddr2 __attribute__ ((packed));
|
|
uint32_t bootEntry __attribute__ ((packed));
|
|
uint32_t bootEntry2 __attribute__ ((packed));
|
|
uint32_t bootChecksum __attribute__ ((packed));
|
|
uint8_t processor[16];
|
|
/* zeroes fill remainder of sector (376 bytes in 512 sector size) */
|
|
};
|
|
|
|
#ifdef HAVE_PRAGMA_PACK
|
|
#pragma pack()
|
|
#endif
|
|
|
|
#ifdef HAVE_PRAGMA_PACK_HPPA
|
|
#pragma pack
|
|
#endif
|
|
|
|
int cli_scanapm(cli_ctx *ctx);
|
|
|
|
#endif
|
|
|