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/*
* HT Editor
* coff_s.h
*
* Copyright (C) 1999, 2000, 2001 Stefan Weyergraf (stefan@weyergraf.de)
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __COFF_S_H_
#define __COFF_S_H_
#include "global.h"
#include "tools.h"
typedef struct COFF_HEADER {
word machine HTPACKED;
word section_count HTPACKED;
dword timestamp HTPACKED;
dword symbol_table_offset HTPACKED;
dword symbol_count HTPACKED;
word optional_header_size HTPACKED;
word characteristics HTPACKED;
};
#define COFF_RELOCS_STRIPPED 0x0001 // Relocation info stripped from file.
#define COFF_EXECUTABLE_IMAGE 0x0002 // File is executable (i.e. no unresolved externel references).
#define COFF_LINE_NUMS_STRIPPED 0x0004 // Line nunbers stripped from file.
#define COFF_LOCAL_SYMS_STRIPPED 0x0008 // Local symbols stripped from file.
#define COFF_AGGRESIVE_WS_TRIM 0x0010 // Agressively trim working set
#define COFF_BYTES_REVERSED_LO 0x0080 // Bytes of machine word are reversed.
#define COFF_32BIT_MACHINE 0x0100 // 32 bit word machine.
#define COFF_DEBUG_STRIPPED 0x0200 // Debugging info stripped from file in .DBG file
#define COFF_REMOVABLE_RUN_FROM_SWAP 0x0400 // If Image is on removable media, copy and run from the swap file.
#define COFF_NET_RUN_FROM_SWAP 0x0800 // If Image is on Net, copy and run from the swap file.
#define COFF_SYSTEM 0x1000 // System File.
#define COFF_DLL 0x2000 // File is a DLL.
#define COFF_UP_SYSTEM_ONLY 0x4000 // File should only be run on a UP machine
#define COFF_BYTES_REVERSED_HI 0x8000 // Bytes of machine word are reversed.
#define COFF_MACHINE_UNKNOWN 0
#define COFF_MACHINE_I386 0x14c // Intel 386
#define COFF_MACHINE_I486 0x14d // Intel 486
#define COFF_MACHINE_I586 0x14e // Intel 586
#define COFF_MACHINE_R3000BE 0x160 // MIPS big-endian
#define COFF_MACHINE_R3000 0x162 // MIPS little-endian
#define COFF_MACHINE_R4000 0x166 // MIPS little-endian
#define COFF_MACHINE_R10000 0x168 // MIPS little-endian
#define COFF_MACHINE_ALPHA 0x184 // Alpha_AXP
#define COFF_MACHINE_SH3 0x1a2 // Hitachi SH3
#define COFF_MACHINE_SH4 0x1a6 // Hitachi SH4
#define COFF_MACHINE_ARM 0x1c0 // ARM
#define COFF_MACHINE_POWERPC 0x1f0 // IBM PowerPC Little-Endian
#define COFF_MACHINE_IA64 0x200 // Intel IA64
#define COFF_MACHINE_MIPS16 0x266 // MIPS16
#define COFF_MACHINE_68k 0x268 // Motorola 68k
#define COFF_MACHINE_ALPHA_AXP_64 0x284 // Alpha AXP 64
#define COFF_MACHINE_MIPSf 0x366 // MIPSf
#define COFF_MACHINE_MIPS16f 0x466 // MIPS16f
//
// Optional header format.
//
/* !!! Change this as soon as more optional headers are supported !!! */
#define COFF_OPTHEADER_MAXSIZE 0x1c /* 0x1c for COFFs and 0xe0 for PEs, but we need the coff value here */
#define COFF_OPTMAGIC_ROMIMAGE 0x107
#define COFF_OPTMAGIC_PE32 0x10b
#define COFF_OPTMAGIC_COFF32 0x10b
#define COFF_OPTMAGIC_PE64 0x20b
typedef struct COFF_OPTIONAL_HEADER32 {
word magic HTPACKED;
byte major_linker_version HTPACKED;
byte minor_linker_version HTPACKED;
dword code_size HTPACKED;
dword data_size HTPACKED;
dword bss_size HTPACKED;
dword entrypoint_address HTPACKED;
dword code_base HTPACKED;
dword data_base HTPACKED;
};
/*
* Section header
*/
#define COFF_SIZEOF_SHORT_NAME 8
struct COFF_SECTION_HEADER {
byte name[COFF_SIZEOF_SHORT_NAME] HTPACKED;
dword data_vsize HTPACKED;
dword data_address HTPACKED;
dword data_size HTPACKED;
dword data_offset HTPACKED;
dword relocation_offset HTPACKED;
dword linenumber_offset HTPACKED;
word relocation_count HTPACKED;
word linenumber_count HTPACKED;
dword characteristics HTPACKED;
};
#define COFF_SIZEOF_SECTION_HEADER 40
/*
* Section characteristics.
*/
// COFF_SCN_TYPE_REG 0x00000000 // Reserved.
// COFF_SCN_TYPE_DSECT 0x00000001 // Reserved.
// COFF_SCN_TYPE_NOLOAD 0x00000002 // Reserved.
// COFF_SCN_TYPE_GROUP 0x00000004 // Reserved.
#define COFF_SCN_TYPE_NO_PAD 0x00000008 // Reserved.
// COFF_SCN_TYPE_COPY 0x00000010 // Reserved.
#define COFF_SCN_CNT_CODE 0x00000020 // Section contains code.
#define COFF_SCN_CNT_INITIALIZED_DATA 0x00000040 // Section contains initialized data.
#define COFF_SCN_CNT_UNINITIALIZED_DATA 0x00000080 // Section contains uninitialized data.
#define COFF_SCN_LNK_OTHER 0x00000100 // Reserved.
#define COFF_SCN_LNK_INFO 0x00000200 // Section contains comments or some other type of information.
// COFF_SCN_TYPE_OVER 0x00000400 // Reserved.
#define COFF_SCN_LNK_REMOVE 0x00000800 // Section contents will not become part of image.
#define COFF_SCN_LNK_COMDAT 0x00001000 // Section contents comdat.
// 0x00002000 // Reserved.
// COFF_SCN_MEM_PROTECTED - Obsolete 0x00004000
#define COFF_SCN_MEM_FARDATA 0x00008000
// COFF_SCN_MEM_SYSHEAP - Obsolete 0x00010000
#define COFF_SCN_MEM_PURGEABLE 0x00020000
#define COFF_SCN_MEM_16BIT 0x00020000
#define COFF_SCN_MEM_LOCKED 0x00040000
#define COFF_SCN_MEM_PRELOAD 0x00080000
#define COFF_SCN_ALIGN_1BYTES 0x00100000 //
#define COFF_SCN_ALIGN_2BYTES 0x00200000 //
#define COFF_SCN_ALIGN_4BYTES 0x00300000 //
#define COFF_SCN_ALIGN_8BYTES 0x00400000 //
#define COFF_SCN_ALIGN_16BYTES 0x00500000 // Default alignment if no others are specified.
#define COFF_SCN_ALIGN_32BYTES 0x00600000 //
#define COFF_SCN_ALIGN_64BYTES 0x00700000 //
// Unused 0x00800000
#define COFF_SCN_LNK_NRELOC_OVFL 0x01000000 // Section contains extended relocations.
#define COFF_SCN_MEM_DISCARDABLE 0x02000000 // Section can be discarded.
#define COFF_SCN_MEM_NOT_CACHED 0x04000000 // Section is not cachable.
#define COFF_SCN_MEM_NOT_PAGED 0x08000000 // Section is not pageable.
#define COFF_SCN_MEM_SHARED 0x10000000 // Section is shareable.
#define COFF_SCN_MEM_EXECUTE 0x20000000 // Section is executable.
#define COFF_SCN_MEM_READ 0x40000000 // Section is readable.
#define COFF_SCN_MEM_WRITE 0x80000000 // Section is writeable.
extern byte COFF_HEADER_struct[];
extern byte COFF_OPTIONAL_HEADER32_struct[];
extern byte COFF_SECTION_HEADER_struct[];
#endif /* !__COFF_S_H_ */
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