//
//===----------------------------------------------------------------------===//
-#ifndef LLVM_SUPPORT_WIN_COFF_H
-#define LLVM_SUPPORT_WIN_COFF_H
+#ifndef LLVM_SUPPORT_COFF_H
+#define LLVM_SUPPORT_COFF_H
#include "llvm/Support/DataTypes.h"
#include <cassert>
namespace llvm {
namespace COFF {
+ // The maximum number of sections that a COFF object can have (inclusive).
+ const int MaxNumberOfSections = 65299;
+
+ // The PE signature bytes that follows the DOS stub header.
+ static const char PEMagic[] = { 'P', 'E', '\0', '\0' };
+
// Sizes in bytes of various things in the COFF format.
enum {
HeaderSize = 20,
};
enum MachineTypes {
+ MT_Invalid = 0xffff,
+
IMAGE_FILE_MACHINE_UNKNOWN = 0x0,
IMAGE_FILE_MACHINE_AM33 = 0x13,
IMAGE_FILE_MACHINE_AMD64 = 0x8664,
IMAGE_FILE_MACHINE_ARM = 0x1C0,
- IMAGE_FILE_MACHINE_ARMV7 = 0x1C4,
+ IMAGE_FILE_MACHINE_ARMNT = 0x1C4,
IMAGE_FILE_MACHINE_EBC = 0xEBC,
IMAGE_FILE_MACHINE_I386 = 0x14C,
IMAGE_FILE_MACHINE_IA64 = 0x200,
};
enum Characteristics {
+ C_Invalid = 0,
+
/// The file does not contain base relocations and must be loaded at its
/// preferred base. If this cannot be done, the loader will error.
IMAGE_FILE_RELOCS_STRIPPED = 0x0001,
};
enum SymbolSectionNumber {
- IMAGE_SYM_DEBUG = -2,
- IMAGE_SYM_ABSOLUTE = -1,
+ IMAGE_SYM_DEBUG = 0xFFFE,
+ IMAGE_SYM_ABSOLUTE = 0xFFFF,
IMAGE_SYM_UNDEFINED = 0
};
/// Storage class tells where and what the symbol represents
enum SymbolStorageClass {
+ SSC_Invalid = 0xff,
+
IMAGE_SYM_CLASS_END_OF_FUNCTION = -1, ///< Physical end of function
IMAGE_SYM_CLASS_NULL = 0, ///< No symbol
IMAGE_SYM_CLASS_AUTOMATIC = 1, ///< Stack variable
SCT_COMPLEX_TYPE_SHIFT = 4
};
+ enum AuxSymbolType {
+ IMAGE_AUX_SYMBOL_TYPE_TOKEN_DEF = 1
+ };
+
struct section {
char Name[NameSize];
uint32_t VirtualSize;
uint32_t Characteristics;
};
- enum SectionCharacteristics {
+ enum SectionCharacteristics : uint32_t {
+ SC_Invalid = 0xffffffff,
+
IMAGE_SCN_TYPE_NO_PAD = 0x00000008,
IMAGE_SCN_CNT_CODE = 0x00000020,
IMAGE_SCN_CNT_INITIALIZED_DATA = 0x00000040,
uint16_t Type;
};
- enum RelocationTypeX86 {
+ enum RelocationTypeI386 {
IMAGE_REL_I386_ABSOLUTE = 0x0000,
IMAGE_REL_I386_DIR16 = 0x0001,
IMAGE_REL_I386_REL16 = 0x0002,
IMAGE_REL_I386_SECREL = 0x000B,
IMAGE_REL_I386_TOKEN = 0x000C,
IMAGE_REL_I386_SECREL7 = 0x000D,
- IMAGE_REL_I386_REL32 = 0x0014,
+ IMAGE_REL_I386_REL32 = 0x0014
+ };
+ enum RelocationTypeAMD64 {
IMAGE_REL_AMD64_ABSOLUTE = 0x0000,
IMAGE_REL_AMD64_ADDR64 = 0x0001,
IMAGE_REL_AMD64_ADDR32 = 0x0002,
IMAGE_COMDAT_SELECT_SAME_SIZE,
IMAGE_COMDAT_SELECT_EXACT_MATCH,
IMAGE_COMDAT_SELECT_ASSOCIATIVE,
- IMAGE_COMDAT_SELECT_LARGEST
+ IMAGE_COMDAT_SELECT_LARGEST,
+ IMAGE_COMDAT_SELECT_NEWEST
};
// Auxiliary Symbol Formats
uint32_t TotalSize;
uint32_t PointerToLinenumber;
uint32_t PointerToNextFunction;
- uint8_t unused[2];
+ char unused[2];
};
struct AuxiliarybfAndefSymbol {
uint32_t CheckSum;
uint16_t Number;
uint8_t Selection;
- uint8_t unused[3];
+ char unused[3];
+ };
+
+ struct AuxiliaryCLRToken {
+ uint8_t AuxType;
+ uint8_t unused1;
+ uint32_t SymbolTableIndex;
+ char unused2[12];
};
union Auxiliary {
uint32_t AddressOfNewExeHeader;
};
- struct PEHeader {
- uint32_t Signature;
- header COFFHeader;
+ struct PE32Header {
+ enum {
+ PE32 = 0x10b,
+ PE32_PLUS = 0x20b
+ };
+
uint16_t Magic;
uint8_t MajorLinkerVersion;
uint8_t MinorLinkerVersion;
uint32_t AddressOfEntryPoint; // RVA
uint32_t BaseOfCode; // RVA
uint32_t BaseOfData; // RVA
- uint64_t ImageBase;
+ uint32_t ImageBase;
uint32_t SectionAlignment;
uint32_t FileAlignment;
uint16_t MajorOperatingSystemVersion;
uint32_t CheckSum;
uint16_t Subsystem;
uint16_t DLLCharacteristics;
- uint64_t SizeOfStackReserve;
- uint64_t SizeOfStackCommit;
- uint64_t SizeOfHeapReserve;
- uint64_t SizeOfHeapCommit;
+ uint32_t SizeOfStackReserve;
+ uint32_t SizeOfStackCommit;
+ uint32_t SizeOfHeapReserve;
+ uint32_t SizeOfHeapCommit;
uint32_t LoaderFlags;
uint32_t NumberOfRvaAndSize;
};
uint32_t Size;
};
+ enum DataDirectoryIndex {
+ EXPORT_TABLE = 0,
+ IMPORT_TABLE,
+ RESOURCE_TABLE,
+ EXCEPTION_TABLE,
+ CERTIFICATE_TABLE,
+ BASE_RELOCATION_TABLE,
+ DEBUG,
+ ARCHITECTURE,
+ GLOBAL_PTR,
+ TLS_TABLE,
+ LOAD_CONFIG_TABLE,
+ BOUND_IMPORT,
+ IAT,
+ DELAY_IMPORT_DESCRIPTOR,
+ CLR_RUNTIME_HEADER
+ };
+
enum WindowsSubsystem {
IMAGE_SUBSYSTEM_UNKNOWN = 0, ///< An unknown subsystem.
IMAGE_SUBSYSTEM_NATIVE = 1, ///< Device drivers and native Windows processes
IMAGE_SUBSYSTEM_WINDOWS_GUI = 2, ///< The Windows GUI subsystem.
IMAGE_SUBSYSTEM_WINDOWS_CUI = 3, ///< The Windows character subsystem.
+ IMAGE_SUBSYSTEM_OS2_CUI = 5, ///< The OS/2 character subsytem.
IMAGE_SUBSYSTEM_POSIX_CUI = 7, ///< The POSIX character subsystem.
+ IMAGE_SUBSYSTEM_NATIVE_WINDOWS = 8, ///< Native Windows 9x driver.
IMAGE_SUBSYSTEM_WINDOWS_CE_GUI = 9, ///< Windows CE.
IMAGE_SUBSYSTEM_EFI_APPLICATION = 10, ///< An EFI application.
IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER = 11, ///< An EFI driver with boot
IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER = 12, ///< An EFI driver with run-time
/// services.
IMAGE_SUBSYSTEM_EFI_ROM = 13, ///< An EFI ROM image.
- IMAGE_SUBSYSTEM_XBOX = 14 ///< XBOX.
+ IMAGE_SUBSYSTEM_XBOX = 14, ///< XBOX.
+ IMAGE_SUBSYSTEM_WINDOWS_BOOT_APPLICATION = 16 ///< A BCD application.
};
enum DLLCharacteristics {
+ /// ASLR with 64 bit address space.
+ IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA = 0x0020,
/// DLL can be relocated at load time.
IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE = 0x0040,
/// Code integrity checks are enforced.
}
};
+ enum CodeViewLineTableIdentifiers {
+ DEBUG_SECTION_MAGIC = 0x4,
+ DEBUG_LINE_TABLE_SUBSECTION = 0xF2,
+ DEBUG_STRING_TABLE_SUBSECTION = 0xF3,
+ DEBUG_INDEX_SUBSECTION = 0xF4
+ };
+
+ inline bool isReservedSectionNumber(int N) {
+ return N == IMAGE_SYM_UNDEFINED || N > MaxNumberOfSections;
+ }
+
} // End namespace COFF.
} // End namespace llvm.