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135 lines
4.7 KiB
135 lines
4.7 KiB
/*
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* Copyright (C) 2007-2008 Sourcefire, Inc.
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*
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* Authors: Alberto Wu, Tomasz Kojm
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#ifndef __PE_H
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#define __PE_H
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#include "clamav.h"
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#include "execs.h"
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#include "others.h"
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#include "cltypes.h"
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struct pe_image_file_hdr {
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uint32_t Magic;
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uint16_t Machine;
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uint16_t NumberOfSections;
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uint32_t TimeDateStamp; /* unreliable */
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uint32_t PointerToSymbolTable; /* debug */
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uint32_t NumberOfSymbols; /* debug */
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uint16_t SizeOfOptionalHeader; /* == 224 */
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uint16_t Characteristics;
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};
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struct pe_image_data_dir {
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uint32_t VirtualAddress;
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uint32_t Size;
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};
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struct pe_image_optional_hdr32 {
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uint16_t Magic;
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uint8_t MajorLinkerVersion; /* unreliable */
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uint8_t MinorLinkerVersion; /* unreliable */
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uint32_t SizeOfCode; /* unreliable */
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uint32_t SizeOfInitializedData; /* unreliable */
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uint32_t SizeOfUninitializedData; /* unreliable */
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uint32_t AddressOfEntryPoint;
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uint32_t BaseOfCode;
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uint32_t BaseOfData;
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uint32_t ImageBase; /* multiple of 64 KB */
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uint32_t SectionAlignment; /* usually 32 or 4096 */
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uint32_t FileAlignment; /* usually 32 or 512 */
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uint16_t MajorOperatingSystemVersion; /* not used */
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uint16_t MinorOperatingSystemVersion; /* not used */
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uint16_t MajorImageVersion; /* unreliable */
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uint16_t MinorImageVersion; /* unreliable */
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uint16_t MajorSubsystemVersion;
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uint16_t MinorSubsystemVersion;
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uint32_t Win32VersionValue; /* ? */
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uint32_t SizeOfImage;
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uint32_t SizeOfHeaders;
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uint32_t CheckSum; /* NT drivers only */
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uint16_t Subsystem;
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uint16_t DllCharacteristics;
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uint32_t SizeOfStackReserve;
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uint32_t SizeOfStackCommit;
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uint32_t SizeOfHeapReserve;
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uint32_t SizeOfHeapCommit;
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uint32_t LoaderFlags; /* ? */
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uint32_t NumberOfRvaAndSizes; /* unreliable */
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struct pe_image_data_dir DataDirectory[16];
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};
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struct pe_image_optional_hdr64 {
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uint16_t Magic;
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uint8_t MajorLinkerVersion; /* unreliable */
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uint8_t MinorLinkerVersion; /* unreliable */
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uint32_t SizeOfCode; /* unreliable */
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uint32_t SizeOfInitializedData; /* unreliable */
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uint32_t SizeOfUninitializedData; /* unreliable */
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uint32_t AddressOfEntryPoint;
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uint32_t BaseOfCode;
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uint64_t ImageBase; /* multiple of 64 KB */
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uint32_t SectionAlignment; /* usually 32 or 4096 */
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uint32_t FileAlignment; /* usually 32 or 512 */
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uint16_t MajorOperatingSystemVersion; /* not used */
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uint16_t MinorOperatingSystemVersion; /* not used */
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uint16_t MajorImageVersion; /* unreliable */
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uint16_t MinorImageVersion; /* unreliable */
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uint16_t MajorSubsystemVersion;
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uint16_t MinorSubsystemVersion;
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uint32_t Win32VersionValue; /* ? */
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uint32_t SizeOfImage;
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uint32_t SizeOfHeaders;
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uint32_t CheckSum; /* NT drivers only */
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uint16_t Subsystem;
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uint16_t DllCharacteristics;
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uint64_t SizeOfStackReserve;
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uint64_t SizeOfStackCommit;
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uint64_t SizeOfHeapReserve;
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uint64_t SizeOfHeapCommit;
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uint32_t LoaderFlags; /* ? */
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uint32_t NumberOfRvaAndSizes; /* unreliable */
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struct pe_image_data_dir DataDirectory[16];
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};
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struct pe_image_section_hdr {
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uint8_t Name[8]; /* may not end with NULL */
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/*
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union {
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uint32_t PhysicalAddress;
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uint32_t VirtualSize;
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} AddrSize;
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*/
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uint32_t VirtualSize;
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uint32_t VirtualAddress;
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uint32_t SizeOfRawData; /* multiple of FileAlignment */
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uint32_t PointerToRawData; /* offset to the section's data */
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uint32_t PointerToRelocations; /* object files only */
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uint32_t PointerToLinenumbers; /* object files only */
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uint16_t NumberOfRelocations; /* object files only */
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uint16_t NumberOfLinenumbers; /* object files only */
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uint32_t Characteristics;
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};
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int cli_scanpe(int desc, cli_ctx *ctx);
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int cli_peheader(int desc, struct cli_exe_info *peinfo);
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#endif
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