Coverage Report

Created: 2019-07-24 05:18

/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/include/llvm/BinaryFormat/MachO.h
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//===-- llvm/BinaryFormat/MachO.h - The MachO file format -------*- C++/-*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines manifest constants for the MachO object file format.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_BINARYFORMAT_MACHO_H
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#define LLVM_BINARYFORMAT_MACHO_H
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/DataTypes.h"
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#include "llvm/Support/Host.h"
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namespace llvm {
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namespace MachO {
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// Enums from <mach-o/loader.h>
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enum : uint32_t {
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  // Constants for the "magic" field in llvm::MachO::mach_header and
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  // llvm::MachO::mach_header_64
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  MH_MAGIC = 0xFEEDFACEu,
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  MH_CIGAM = 0xCEFAEDFEu,
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  MH_MAGIC_64 = 0xFEEDFACFu,
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  MH_CIGAM_64 = 0xCFFAEDFEu,
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  FAT_MAGIC = 0xCAFEBABEu,
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  FAT_CIGAM = 0xBEBAFECAu,
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  FAT_MAGIC_64 = 0xCAFEBABFu,
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  FAT_CIGAM_64 = 0xBFBAFECAu
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};
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enum HeaderFileType {
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  // Constants for the "filetype" field in llvm::MachO::mach_header and
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  // llvm::MachO::mach_header_64
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  MH_OBJECT = 0x1u,
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  MH_EXECUTE = 0x2u,
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  MH_FVMLIB = 0x3u,
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  MH_CORE = 0x4u,
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  MH_PRELOAD = 0x5u,
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  MH_DYLIB = 0x6u,
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  MH_DYLINKER = 0x7u,
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  MH_BUNDLE = 0x8u,
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  MH_DYLIB_STUB = 0x9u,
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  MH_DSYM = 0xAu,
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  MH_KEXT_BUNDLE = 0xBu
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};
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enum {
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  // Constant bits for the "flags" field in llvm::MachO::mach_header and
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  // llvm::MachO::mach_header_64
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  MH_NOUNDEFS = 0x00000001u,
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  MH_INCRLINK = 0x00000002u,
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  MH_DYLDLINK = 0x00000004u,
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  MH_BINDATLOAD = 0x00000008u,
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  MH_PREBOUND = 0x00000010u,
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  MH_SPLIT_SEGS = 0x00000020u,
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  MH_LAZY_INIT = 0x00000040u,
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  MH_TWOLEVEL = 0x00000080u,
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  MH_FORCE_FLAT = 0x00000100u,
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  MH_NOMULTIDEFS = 0x00000200u,
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  MH_NOFIXPREBINDING = 0x00000400u,
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  MH_PREBINDABLE = 0x00000800u,
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  MH_ALLMODSBOUND = 0x00001000u,
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  MH_SUBSECTIONS_VIA_SYMBOLS = 0x00002000u,
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  MH_CANONICAL = 0x00004000u,
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  MH_WEAK_DEFINES = 0x00008000u,
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  MH_BINDS_TO_WEAK = 0x00010000u,
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  MH_ALLOW_STACK_EXECUTION = 0x00020000u,
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  MH_ROOT_SAFE = 0x00040000u,
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  MH_SETUID_SAFE = 0x00080000u,
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  MH_NO_REEXPORTED_DYLIBS = 0x00100000u,
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  MH_PIE = 0x00200000u,
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  MH_DEAD_STRIPPABLE_DYLIB = 0x00400000u,
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  MH_HAS_TLV_DESCRIPTORS = 0x00800000u,
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  MH_NO_HEAP_EXECUTION = 0x01000000u,
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  MH_APP_EXTENSION_SAFE = 0x02000000u,
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  MH_NLIST_OUTOFSYNC_WITH_DYLDINFO = 0x04000000u
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};
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enum : uint32_t {
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  // Flags for the "cmd" field in llvm::MachO::load_command
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  LC_REQ_DYLD = 0x80000000u
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};
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#define HANDLE_LOAD_COMMAND(LCName, LCValue, LCStruct) LCName = LCValue,
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enum LoadCommandType : uint32_t {
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#include "llvm/BinaryFormat/MachO.def"
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};
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#undef HANDLE_LOAD_COMMAND
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enum : uint32_t {
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  // Constant bits for the "flags" field in llvm::MachO::segment_command
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  SG_HIGHVM = 0x1u,
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  SG_FVMLIB = 0x2u,
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  SG_NORELOC = 0x4u,
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  SG_PROTECTED_VERSION_1 = 0x8u,
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  // Constant masks for the "flags" field in llvm::MachO::section and
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  // llvm::MachO::section_64
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  SECTION_TYPE = 0x000000ffu,           // SECTION_TYPE
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  SECTION_ATTRIBUTES = 0xffffff00u,     // SECTION_ATTRIBUTES
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  SECTION_ATTRIBUTES_USR = 0xff000000u, // SECTION_ATTRIBUTES_USR
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  SECTION_ATTRIBUTES_SYS = 0x00ffff00u  // SECTION_ATTRIBUTES_SYS
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};
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/// These are the section type and attributes fields.  A MachO section can
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/// have only one Type, but can have any of the attributes specified.
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enum SectionType : uint32_t {
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  // Constant masks for the "flags[7:0]" field in llvm::MachO::section and
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  // llvm::MachO::section_64 (mask "flags" with SECTION_TYPE)
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  /// S_REGULAR - Regular section.
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  S_REGULAR = 0x00u,
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  /// S_ZEROFILL - Zero fill on demand section.
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  S_ZEROFILL = 0x01u,
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  /// S_CSTRING_LITERALS - Section with literal C strings.
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  S_CSTRING_LITERALS = 0x02u,
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  /// S_4BYTE_LITERALS - Section with 4 byte literals.
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  S_4BYTE_LITERALS = 0x03u,
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  /// S_8BYTE_LITERALS - Section with 8 byte literals.
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  S_8BYTE_LITERALS = 0x04u,
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  /// S_LITERAL_POINTERS - Section with pointers to literals.
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  S_LITERAL_POINTERS = 0x05u,
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  /// S_NON_LAZY_SYMBOL_POINTERS - Section with non-lazy symbol pointers.
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  S_NON_LAZY_SYMBOL_POINTERS = 0x06u,
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  /// S_LAZY_SYMBOL_POINTERS - Section with lazy symbol pointers.
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  S_LAZY_SYMBOL_POINTERS = 0x07u,
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  /// S_SYMBOL_STUBS - Section with symbol stubs, byte size of stub in
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  /// the Reserved2 field.
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  S_SYMBOL_STUBS = 0x08u,
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  /// S_MOD_INIT_FUNC_POINTERS - Section with only function pointers for
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  /// initialization.
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  S_MOD_INIT_FUNC_POINTERS = 0x09u,
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  /// S_MOD_TERM_FUNC_POINTERS - Section with only function pointers for
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  /// termination.
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  S_MOD_TERM_FUNC_POINTERS = 0x0au,
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  /// S_COALESCED - Section contains symbols that are to be coalesced.
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  S_COALESCED = 0x0bu,
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  /// S_GB_ZEROFILL - Zero fill on demand section (that can be larger than 4
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  /// gigabytes).
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  S_GB_ZEROFILL = 0x0cu,
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  /// S_INTERPOSING - Section with only pairs of function pointers for
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  /// interposing.
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  S_INTERPOSING = 0x0du,
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  /// S_16BYTE_LITERALS - Section with only 16 byte literals.
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  S_16BYTE_LITERALS = 0x0eu,
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  /// S_DTRACE_DOF - Section contains DTrace Object Format.
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  S_DTRACE_DOF = 0x0fu,
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  /// S_LAZY_DYLIB_SYMBOL_POINTERS - Section with lazy symbol pointers to
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  /// lazy loaded dylibs.
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  S_LAZY_DYLIB_SYMBOL_POINTERS = 0x10u,
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  /// S_THREAD_LOCAL_REGULAR - Thread local data section.
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  S_THREAD_LOCAL_REGULAR = 0x11u,
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  /// S_THREAD_LOCAL_ZEROFILL - Thread local zerofill section.
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  S_THREAD_LOCAL_ZEROFILL = 0x12u,
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  /// S_THREAD_LOCAL_VARIABLES - Section with thread local variable
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  /// structure data.
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  S_THREAD_LOCAL_VARIABLES = 0x13u,
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  /// S_THREAD_LOCAL_VARIABLE_POINTERS - Section with pointers to thread
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  /// local structures.
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  S_THREAD_LOCAL_VARIABLE_POINTERS = 0x14u,
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  /// S_THREAD_LOCAL_INIT_FUNCTION_POINTERS - Section with thread local
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  /// variable initialization pointers to functions.
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  S_THREAD_LOCAL_INIT_FUNCTION_POINTERS = 0x15u,
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  LAST_KNOWN_SECTION_TYPE = S_THREAD_LOCAL_INIT_FUNCTION_POINTERS
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};
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enum : uint32_t {
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  // Constant masks for the "flags[31:24]" field in llvm::MachO::section and
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  // llvm::MachO::section_64 (mask "flags" with SECTION_ATTRIBUTES_USR)
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  /// S_ATTR_PURE_INSTRUCTIONS - Section contains only true machine
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  /// instructions.
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  S_ATTR_PURE_INSTRUCTIONS = 0x80000000u,
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  /// S_ATTR_NO_TOC - Section contains coalesced symbols that are not to be
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  /// in a ranlib table of contents.
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  S_ATTR_NO_TOC = 0x40000000u,
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  /// S_ATTR_STRIP_STATIC_SYMS - Ok to strip static symbols in this section
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  /// in files with the MY_DYLDLINK flag.
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  S_ATTR_STRIP_STATIC_SYMS = 0x20000000u,
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  /// S_ATTR_NO_DEAD_STRIP - No dead stripping.
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  S_ATTR_NO_DEAD_STRIP = 0x10000000u,
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  /// S_ATTR_LIVE_SUPPORT - Blocks are live if they reference live blocks.
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  S_ATTR_LIVE_SUPPORT = 0x08000000u,
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  /// S_ATTR_SELF_MODIFYING_CODE - Used with i386 code stubs written on by
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  /// dyld.
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  S_ATTR_SELF_MODIFYING_CODE = 0x04000000u,
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  /// S_ATTR_DEBUG - A debug section.
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  S_ATTR_DEBUG = 0x02000000u,
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  // Constant masks for the "flags[23:8]" field in llvm::MachO::section and
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  // llvm::MachO::section_64 (mask "flags" with SECTION_ATTRIBUTES_SYS)
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  /// S_ATTR_SOME_INSTRUCTIONS - Section contains some machine instructions.
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  S_ATTR_SOME_INSTRUCTIONS = 0x00000400u,
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  /// S_ATTR_EXT_RELOC - Section has external relocation entries.
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  S_ATTR_EXT_RELOC = 0x00000200u,
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  /// S_ATTR_LOC_RELOC - Section has local relocation entries.
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  S_ATTR_LOC_RELOC = 0x00000100u,
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  // Constant masks for the value of an indirect symbol in an indirect
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  // symbol table
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  INDIRECT_SYMBOL_LOCAL = 0x80000000u,
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  INDIRECT_SYMBOL_ABS = 0x40000000u
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};
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enum DataRegionType {
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  // Constants for the "kind" field in a data_in_code_entry structure
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  DICE_KIND_DATA = 1u,
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  DICE_KIND_JUMP_TABLE8 = 2u,
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  DICE_KIND_JUMP_TABLE16 = 3u,
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  DICE_KIND_JUMP_TABLE32 = 4u,
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  DICE_KIND_ABS_JUMP_TABLE32 = 5u
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};
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enum RebaseType {
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  REBASE_TYPE_POINTER = 1u,
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  REBASE_TYPE_TEXT_ABSOLUTE32 = 2u,
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  REBASE_TYPE_TEXT_PCREL32 = 3u
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};
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enum { REBASE_OPCODE_MASK = 0xF0u, REBASE_IMMEDIATE_MASK = 0x0Fu };
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enum RebaseOpcode {
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  REBASE_OPCODE_DONE = 0x00u,
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  REBASE_OPCODE_SET_TYPE_IMM = 0x10u,
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  REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB = 0x20u,
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  REBASE_OPCODE_ADD_ADDR_ULEB = 0x30u,
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  REBASE_OPCODE_ADD_ADDR_IMM_SCALED = 0x40u,
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  REBASE_OPCODE_DO_REBASE_IMM_TIMES = 0x50u,
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  REBASE_OPCODE_DO_REBASE_ULEB_TIMES = 0x60u,
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  REBASE_OPCODE_DO_REBASE_ADD_ADDR_ULEB = 0x70u,
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  REBASE_OPCODE_DO_REBASE_ULEB_TIMES_SKIPPING_ULEB = 0x80u
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};
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enum BindType {
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  BIND_TYPE_POINTER = 1u,
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  BIND_TYPE_TEXT_ABSOLUTE32 = 2u,
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  BIND_TYPE_TEXT_PCREL32 = 3u
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};
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enum BindSpecialDylib {
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  BIND_SPECIAL_DYLIB_SELF = 0,
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  BIND_SPECIAL_DYLIB_MAIN_EXECUTABLE = -1,
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  BIND_SPECIAL_DYLIB_FLAT_LOOKUP = -2
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};
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enum {
256
  BIND_SYMBOL_FLAGS_WEAK_IMPORT = 0x1u,
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  BIND_SYMBOL_FLAGS_NON_WEAK_DEFINITION = 0x8u,
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  BIND_OPCODE_MASK = 0xF0u,
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  BIND_IMMEDIATE_MASK = 0x0Fu
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};
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enum BindOpcode {
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  BIND_OPCODE_DONE = 0x00u,
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  BIND_OPCODE_SET_DYLIB_ORDINAL_IMM = 0x10u,
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  BIND_OPCODE_SET_DYLIB_ORDINAL_ULEB = 0x20u,
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  BIND_OPCODE_SET_DYLIB_SPECIAL_IMM = 0x30u,
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  BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM = 0x40u,
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  BIND_OPCODE_SET_TYPE_IMM = 0x50u,
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  BIND_OPCODE_SET_ADDEND_SLEB = 0x60u,
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  BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB = 0x70u,
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  BIND_OPCODE_ADD_ADDR_ULEB = 0x80u,
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  BIND_OPCODE_DO_BIND = 0x90u,
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  BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB = 0xA0u,
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  BIND_OPCODE_DO_BIND_ADD_ADDR_IMM_SCALED = 0xB0u,
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  BIND_OPCODE_DO_BIND_ULEB_TIMES_SKIPPING_ULEB = 0xC0u
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};
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enum {
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  EXPORT_SYMBOL_FLAGS_KIND_MASK = 0x03u,
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  EXPORT_SYMBOL_FLAGS_WEAK_DEFINITION = 0x04u,
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  EXPORT_SYMBOL_FLAGS_REEXPORT = 0x08u,
283
  EXPORT_SYMBOL_FLAGS_STUB_AND_RESOLVER = 0x10u
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};
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enum ExportSymbolKind {
287
  EXPORT_SYMBOL_FLAGS_KIND_REGULAR = 0x00u,
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  EXPORT_SYMBOL_FLAGS_KIND_THREAD_LOCAL = 0x01u,
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  EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE = 0x02u
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};
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enum {
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  // Constant masks for the "n_type" field in llvm::MachO::nlist and
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  // llvm::MachO::nlist_64
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  N_STAB = 0xe0,
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  N_PEXT = 0x10,
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  N_TYPE = 0x0e,
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  N_EXT = 0x01
299
};
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enum NListType : uint8_t {
302
  // Constants for the "n_type & N_TYPE" llvm::MachO::nlist and
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  // llvm::MachO::nlist_64
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  N_UNDF = 0x0u,
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  N_ABS = 0x2u,
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  N_SECT = 0xeu,
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  N_PBUD = 0xcu,
308
  N_INDR = 0xau
309
};
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enum SectionOrdinal {
312
  // Constants for the "n_sect" field in llvm::MachO::nlist and
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  // llvm::MachO::nlist_64
314
  NO_SECT = 0u,
315
  MAX_SECT = 0xffu
316
};
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enum {
319
  // Constant masks for the "n_desc" field in llvm::MachO::nlist and
320
  // llvm::MachO::nlist_64
321
  // The low 3 bits are the for the REFERENCE_TYPE.
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  REFERENCE_TYPE = 0x7,
323
  REFERENCE_FLAG_UNDEFINED_NON_LAZY = 0,
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  REFERENCE_FLAG_UNDEFINED_LAZY = 1,
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  REFERENCE_FLAG_DEFINED = 2,
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  REFERENCE_FLAG_PRIVATE_DEFINED = 3,
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  REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY = 4,
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  REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY = 5,
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  // Flag bits (some overlap with the library ordinal bits).
330
  N_ARM_THUMB_DEF = 0x0008u,
331
  REFERENCED_DYNAMICALLY = 0x0010u,
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  N_NO_DEAD_STRIP = 0x0020u,
333
  N_WEAK_REF = 0x0040u,
334
  N_WEAK_DEF = 0x0080u,
335
  N_SYMBOL_RESOLVER = 0x0100u,
336
  N_ALT_ENTRY = 0x0200u,
337
  N_COLD_FUNC = 0x0400u,
338
  // For undefined symbols coming from libraries, see GET_LIBRARY_ORDINAL()
339
  // as these are in the top 8 bits.
340
  SELF_LIBRARY_ORDINAL = 0x0,
341
  MAX_LIBRARY_ORDINAL = 0xfd,
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  DYNAMIC_LOOKUP_ORDINAL = 0xfe,
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  EXECUTABLE_ORDINAL = 0xff
344
};
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enum StabType {
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  // Constant values for the "n_type" field in llvm::MachO::nlist and
348
  // llvm::MachO::nlist_64 when "(n_type & N_STAB) != 0"
349
  N_GSYM = 0x20u,
350
  N_FNAME = 0x22u,
351
  N_FUN = 0x24u,
352
  N_STSYM = 0x26u,
353
  N_LCSYM = 0x28u,
354
  N_BNSYM = 0x2Eu,
355
  N_PC = 0x30u,
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  N_AST = 0x32u,
357
  N_OPT = 0x3Cu,
358
  N_RSYM = 0x40u,
359
  N_SLINE = 0x44u,
360
  N_ENSYM = 0x4Eu,
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  N_SSYM = 0x60u,
362
  N_SO = 0x64u,
363
  N_OSO = 0x66u,
364
  N_LSYM = 0x80u,
365
  N_BINCL = 0x82u,
366
  N_SOL = 0x84u,
367
  N_PARAMS = 0x86u,
368
  N_VERSION = 0x88u,
369
  N_OLEVEL = 0x8Au,
370
  N_PSYM = 0xA0u,
371
  N_EINCL = 0xA2u,
372
  N_ENTRY = 0xA4u,
373
  N_LBRAC = 0xC0u,
374
  N_EXCL = 0xC2u,
375
  N_RBRAC = 0xE0u,
376
  N_BCOMM = 0xE2u,
377
  N_ECOMM = 0xE4u,
378
  N_ECOML = 0xE8u,
379
  N_LENG = 0xFEu
380
};
381
382
enum : uint32_t {
383
  // Constant values for the r_symbolnum field in an
384
  // llvm::MachO::relocation_info structure when r_extern is 0.
385
  R_ABS = 0,
386
387
  // Constant bits for the r_address field in an
388
  // llvm::MachO::relocation_info structure.
389
  R_SCATTERED = 0x80000000
390
};
391
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enum RelocationInfoType {
393
  // Constant values for the r_type field in an
394
  // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
395
  // structure.
396
  GENERIC_RELOC_VANILLA = 0,
397
  GENERIC_RELOC_PAIR = 1,
398
  GENERIC_RELOC_SECTDIFF = 2,
399
  GENERIC_RELOC_PB_LA_PTR = 3,
400
  GENERIC_RELOC_LOCAL_SECTDIFF = 4,
401
  GENERIC_RELOC_TLV = 5,
402
403
  // Constant values for the r_type field in a PowerPC architecture
404
  // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
405
  // structure.
406
  PPC_RELOC_VANILLA = GENERIC_RELOC_VANILLA,
407
  PPC_RELOC_PAIR = GENERIC_RELOC_PAIR,
408
  PPC_RELOC_BR14 = 2,
409
  PPC_RELOC_BR24 = 3,
410
  PPC_RELOC_HI16 = 4,
411
  PPC_RELOC_LO16 = 5,
412
  PPC_RELOC_HA16 = 6,
413
  PPC_RELOC_LO14 = 7,
414
  PPC_RELOC_SECTDIFF = 8,
415
  PPC_RELOC_PB_LA_PTR = 9,
416
  PPC_RELOC_HI16_SECTDIFF = 10,
417
  PPC_RELOC_LO16_SECTDIFF = 11,
418
  PPC_RELOC_HA16_SECTDIFF = 12,
419
  PPC_RELOC_JBSR = 13,
420
  PPC_RELOC_LO14_SECTDIFF = 14,
421
  PPC_RELOC_LOCAL_SECTDIFF = 15,
422
423
  // Constant values for the r_type field in an ARM architecture
424
  // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
425
  // structure.
426
  ARM_RELOC_VANILLA = GENERIC_RELOC_VANILLA,
427
  ARM_RELOC_PAIR = GENERIC_RELOC_PAIR,
428
  ARM_RELOC_SECTDIFF = GENERIC_RELOC_SECTDIFF,
429
  ARM_RELOC_LOCAL_SECTDIFF = 3,
430
  ARM_RELOC_PB_LA_PTR = 4,
431
  ARM_RELOC_BR24 = 5,
432
  ARM_THUMB_RELOC_BR22 = 6,
433
  ARM_THUMB_32BIT_BRANCH = 7, // obsolete
434
  ARM_RELOC_HALF = 8,
435
  ARM_RELOC_HALF_SECTDIFF = 9,
436
437
  // Constant values for the r_type field in an ARM64 architecture
438
  // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
439
  // structure.
440
441
  // For pointers.
442
  ARM64_RELOC_UNSIGNED = 0,
443
  // Must be followed by an ARM64_RELOC_UNSIGNED
444
  ARM64_RELOC_SUBTRACTOR = 1,
445
  // A B/BL instruction with 26-bit displacement.
446
  ARM64_RELOC_BRANCH26 = 2,
447
  // PC-rel distance to page of target.
448
  ARM64_RELOC_PAGE21 = 3,
449
  // Offset within page, scaled by r_length.
450
  ARM64_RELOC_PAGEOFF12 = 4,
451
  // PC-rel distance to page of GOT slot.
452
  ARM64_RELOC_GOT_LOAD_PAGE21 = 5,
453
  // Offset within page of GOT slot, scaled by r_length.
454
  ARM64_RELOC_GOT_LOAD_PAGEOFF12 = 6,
455
  // For pointers to GOT slots.
456
  ARM64_RELOC_POINTER_TO_GOT = 7,
457
  // PC-rel distance to page of TLVP slot.
458
  ARM64_RELOC_TLVP_LOAD_PAGE21 = 8,
459
  // Offset within page of TLVP slot, scaled by r_length.
460
  ARM64_RELOC_TLVP_LOAD_PAGEOFF12 = 9,
461
  // Must be followed by ARM64_RELOC_PAGE21 or ARM64_RELOC_PAGEOFF12.
462
  ARM64_RELOC_ADDEND = 10,
463
464
  // Constant values for the r_type field in an x86_64 architecture
465
  // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
466
  // structure
467
  X86_64_RELOC_UNSIGNED = 0,
468
  X86_64_RELOC_SIGNED = 1,
469
  X86_64_RELOC_BRANCH = 2,
470
  X86_64_RELOC_GOT_LOAD = 3,
471
  X86_64_RELOC_GOT = 4,
472
  X86_64_RELOC_SUBTRACTOR = 5,
473
  X86_64_RELOC_SIGNED_1 = 6,
474
  X86_64_RELOC_SIGNED_2 = 7,
475
  X86_64_RELOC_SIGNED_4 = 8,
476
  X86_64_RELOC_TLV = 9
477
};
478
479
// Values for segment_command.initprot.
480
// From <mach/vm_prot.h>
481
enum { VM_PROT_READ = 0x1, VM_PROT_WRITE = 0x2, VM_PROT_EXECUTE = 0x4 };
482
483
// Values for platform field in build_version_command.
484
enum PlatformType {
485
  PLATFORM_MACOS = 1,
486
  PLATFORM_IOS = 2,
487
  PLATFORM_TVOS = 3,
488
  PLATFORM_WATCHOS = 4,
489
  PLATFORM_BRIDGEOS = 5,
490
  PLATFORM_MACCATALYST = 6,
491
  PLATFORM_IOSSIMULATOR = 7,
492
  PLATFORM_TVOSSIMULATOR = 8,
493
  PLATFORM_WATCHOSSIMULATOR = 9
494
};
495
496
// Values for tools enum in build_tool_version.
497
enum { TOOL_CLANG = 1, TOOL_SWIFT = 2, TOOL_LD = 3 };
498
499
// Structs from <mach-o/loader.h>
500
501
struct mach_header {
502
  uint32_t magic;
503
  uint32_t cputype;
504
  uint32_t cpusubtype;
505
  uint32_t filetype;
506
  uint32_t ncmds;
507
  uint32_t sizeofcmds;
508
  uint32_t flags;
509
};
510
511
struct mach_header_64 {
512
  uint32_t magic;
513
  uint32_t cputype;
514
  uint32_t cpusubtype;
515
  uint32_t filetype;
516
  uint32_t ncmds;
517
  uint32_t sizeofcmds;
518
  uint32_t flags;
519
  uint32_t reserved;
520
};
521
522
struct load_command {
523
  uint32_t cmd;
524
  uint32_t cmdsize;
525
};
526
527
struct segment_command {
528
  uint32_t cmd;
529
  uint32_t cmdsize;
530
  char segname[16];
531
  uint32_t vmaddr;
532
  uint32_t vmsize;
533
  uint32_t fileoff;
534
  uint32_t filesize;
535
  uint32_t maxprot;
536
  uint32_t initprot;
537
  uint32_t nsects;
538
  uint32_t flags;
539
};
540
541
struct segment_command_64 {
542
  uint32_t cmd;
543
  uint32_t cmdsize;
544
  char segname[16];
545
  uint64_t vmaddr;
546
  uint64_t vmsize;
547
  uint64_t fileoff;
548
  uint64_t filesize;
549
  uint32_t maxprot;
550
  uint32_t initprot;
551
  uint32_t nsects;
552
  uint32_t flags;
553
};
554
555
struct section {
556
  char sectname[16];
557
  char segname[16];
558
  uint32_t addr;
559
  uint32_t size;
560
  uint32_t offset;
561
  uint32_t align;
562
  uint32_t reloff;
563
  uint32_t nreloc;
564
  uint32_t flags;
565
  uint32_t reserved1;
566
  uint32_t reserved2;
567
};
568
569
struct section_64 {
570
  char sectname[16];
571
  char segname[16];
572
  uint64_t addr;
573
  uint64_t size;
574
  uint32_t offset;
575
  uint32_t align;
576
  uint32_t reloff;
577
  uint32_t nreloc;
578
  uint32_t flags;
579
  uint32_t reserved1;
580
  uint32_t reserved2;
581
  uint32_t reserved3;
582
};
583
584
struct fvmlib {
585
  uint32_t name;
586
  uint32_t minor_version;
587
  uint32_t header_addr;
588
};
589
590
// The fvmlib_command is obsolete and no longer supported.
591
struct fvmlib_command {
592
  uint32_t cmd;
593
  uint32_t cmdsize;
594
  struct fvmlib fvmlib;
595
};
596
597
struct dylib {
598
  uint32_t name;
599
  uint32_t timestamp;
600
  uint32_t current_version;
601
  uint32_t compatibility_version;
602
};
603
604
struct dylib_command {
605
  uint32_t cmd;
606
  uint32_t cmdsize;
607
  struct dylib dylib;
608
};
609
610
struct sub_framework_command {
611
  uint32_t cmd;
612
  uint32_t cmdsize;
613
  uint32_t umbrella;
614
};
615
616
struct sub_client_command {
617
  uint32_t cmd;
618
  uint32_t cmdsize;
619
  uint32_t client;
620
};
621
622
struct sub_umbrella_command {
623
  uint32_t cmd;
624
  uint32_t cmdsize;
625
  uint32_t sub_umbrella;
626
};
627
628
struct sub_library_command {
629
  uint32_t cmd;
630
  uint32_t cmdsize;
631
  uint32_t sub_library;
632
};
633
634
// The prebound_dylib_command is obsolete and no longer supported.
635
struct prebound_dylib_command {
636
  uint32_t cmd;
637
  uint32_t cmdsize;
638
  uint32_t name;
639
  uint32_t nmodules;
640
  uint32_t linked_modules;
641
};
642
643
struct dylinker_command {
644
  uint32_t cmd;
645
  uint32_t cmdsize;
646
  uint32_t name;
647
};
648
649
struct thread_command {
650
  uint32_t cmd;
651
  uint32_t cmdsize;
652
};
653
654
struct routines_command {
655
  uint32_t cmd;
656
  uint32_t cmdsize;
657
  uint32_t init_address;
658
  uint32_t init_module;
659
  uint32_t reserved1;
660
  uint32_t reserved2;
661
  uint32_t reserved3;
662
  uint32_t reserved4;
663
  uint32_t reserved5;
664
  uint32_t reserved6;
665
};
666
667
struct routines_command_64 {
668
  uint32_t cmd;
669
  uint32_t cmdsize;
670
  uint64_t init_address;
671
  uint64_t init_module;
672
  uint64_t reserved1;
673
  uint64_t reserved2;
674
  uint64_t reserved3;
675
  uint64_t reserved4;
676
  uint64_t reserved5;
677
  uint64_t reserved6;
678
};
679
680
struct symtab_command {
681
  uint32_t cmd;
682
  uint32_t cmdsize;
683
  uint32_t symoff;
684
  uint32_t nsyms;
685
  uint32_t stroff;
686
  uint32_t strsize;
687
};
688
689
struct dysymtab_command {
690
  uint32_t cmd;
691
  uint32_t cmdsize;
692
  uint32_t ilocalsym;
693
  uint32_t nlocalsym;
694
  uint32_t iextdefsym;
695
  uint32_t nextdefsym;
696
  uint32_t iundefsym;
697
  uint32_t nundefsym;
698
  uint32_t tocoff;
699
  uint32_t ntoc;
700
  uint32_t modtaboff;
701
  uint32_t nmodtab;
702
  uint32_t extrefsymoff;
703
  uint32_t nextrefsyms;
704
  uint32_t indirectsymoff;
705
  uint32_t nindirectsyms;
706
  uint32_t extreloff;
707
  uint32_t nextrel;
708
  uint32_t locreloff;
709
  uint32_t nlocrel;
710
};
711
712
struct dylib_table_of_contents {
713
  uint32_t symbol_index;
714
  uint32_t module_index;
715
};
716
717
struct dylib_module {
718
  uint32_t module_name;
719
  uint32_t iextdefsym;
720
  uint32_t nextdefsym;
721
  uint32_t irefsym;
722
  uint32_t nrefsym;
723
  uint32_t ilocalsym;
724
  uint32_t nlocalsym;
725
  uint32_t iextrel;
726
  uint32_t nextrel;
727
  uint32_t iinit_iterm;
728
  uint32_t ninit_nterm;
729
  uint32_t objc_module_info_addr;
730
  uint32_t objc_module_info_size;
731
};
732
733
struct dylib_module_64 {
734
  uint32_t module_name;
735
  uint32_t iextdefsym;
736
  uint32_t nextdefsym;
737
  uint32_t irefsym;
738
  uint32_t nrefsym;
739
  uint32_t ilocalsym;
740
  uint32_t nlocalsym;
741
  uint32_t iextrel;
742
  uint32_t nextrel;
743
  uint32_t iinit_iterm;
744
  uint32_t ninit_nterm;
745
  uint32_t objc_module_info_size;
746
  uint64_t objc_module_info_addr;
747
};
748
749
struct dylib_reference {
750
  uint32_t isym : 24, flags : 8;
751
};
752
753
// The twolevel_hints_command is obsolete and no longer supported.
754
struct twolevel_hints_command {
755
  uint32_t cmd;
756
  uint32_t cmdsize;
757
  uint32_t offset;
758
  uint32_t nhints;
759
};
760
761
// The twolevel_hints_command is obsolete and no longer supported.
762
struct twolevel_hint {
763
  uint32_t isub_image : 8, itoc : 24;
764
};
765
766
// The prebind_cksum_command is obsolete and no longer supported.
767
struct prebind_cksum_command {
768
  uint32_t cmd;
769
  uint32_t cmdsize;
770
  uint32_t cksum;
771
};
772
773
struct uuid_command {
774
  uint32_t cmd;
775
  uint32_t cmdsize;
776
  uint8_t uuid[16];
777
};
778
779
struct rpath_command {
780
  uint32_t cmd;
781
  uint32_t cmdsize;
782
  uint32_t path;
783
};
784
785
struct linkedit_data_command {
786
  uint32_t cmd;
787
  uint32_t cmdsize;
788
  uint32_t dataoff;
789
  uint32_t datasize;
790
};
791
792
struct data_in_code_entry {
793
  uint32_t offset;
794
  uint16_t length;
795
  uint16_t kind;
796
};
797
798
struct source_version_command {
799
  uint32_t cmd;
800
  uint32_t cmdsize;
801
  uint64_t version;
802
};
803
804
struct encryption_info_command {
805
  uint32_t cmd;
806
  uint32_t cmdsize;
807
  uint32_t cryptoff;
808
  uint32_t cryptsize;
809
  uint32_t cryptid;
810
};
811
812
struct encryption_info_command_64 {
813
  uint32_t cmd;
814
  uint32_t cmdsize;
815
  uint32_t cryptoff;
816
  uint32_t cryptsize;
817
  uint32_t cryptid;
818
  uint32_t pad;
819
};
820
821
struct version_min_command {
822
  uint32_t cmd;     // LC_VERSION_MIN_MACOSX or
823
                    // LC_VERSION_MIN_IPHONEOS
824
  uint32_t cmdsize; // sizeof(struct version_min_command)
825
  uint32_t version; // X.Y.Z is encoded in nibbles xxxx.yy.zz
826
  uint32_t sdk;     // X.Y.Z is encoded in nibbles xxxx.yy.zz
827
};
828
829
struct note_command {
830
  uint32_t cmd;        // LC_NOTE
831
  uint32_t cmdsize;    // sizeof(struct note_command)
832
  char data_owner[16]; // owner name for this LC_NOTE
833
  uint64_t offset;     // file offset of this data
834
  uint64_t size;       // length of data region
835
};
836
837
struct build_tool_version {
838
  uint32_t tool;    // enum for the tool
839
  uint32_t version; // version of the tool
840
};
841
842
struct build_version_command {
843
  uint32_t cmd;      // LC_BUILD_VERSION
844
  uint32_t cmdsize;  // sizeof(struct build_version_command) +
845
                     // ntools * sizeof(struct build_tool_version)
846
  uint32_t platform; // platform
847
  uint32_t minos;    // X.Y.Z is encoded in nibbles xxxx.yy.zz
848
  uint32_t sdk;      // X.Y.Z is encoded in nibbles xxxx.yy.zz
849
  uint32_t ntools;   // number of tool entries following this
850
};
851
852
struct dyld_info_command {
853
  uint32_t cmd;
854
  uint32_t cmdsize;
855
  uint32_t rebase_off;
856
  uint32_t rebase_size;
857
  uint32_t bind_off;
858
  uint32_t bind_size;
859
  uint32_t weak_bind_off;
860
  uint32_t weak_bind_size;
861
  uint32_t lazy_bind_off;
862
  uint32_t lazy_bind_size;
863
  uint32_t export_off;
864
  uint32_t export_size;
865
};
866
867
struct linker_option_command {
868
  uint32_t cmd;
869
  uint32_t cmdsize;
870
  uint32_t count;
871
};
872
873
// The symseg_command is obsolete and no longer supported.
874
struct symseg_command {
875
  uint32_t cmd;
876
  uint32_t cmdsize;
877
  uint32_t offset;
878
  uint32_t size;
879
};
880
881
// The ident_command is obsolete and no longer supported.
882
struct ident_command {
883
  uint32_t cmd;
884
  uint32_t cmdsize;
885
};
886
887
// The fvmfile_command is obsolete and no longer supported.
888
struct fvmfile_command {
889
  uint32_t cmd;
890
  uint32_t cmdsize;
891
  uint32_t name;
892
  uint32_t header_addr;
893
};
894
895
struct tlv_descriptor_32 {
896
  uint32_t thunk;
897
  uint32_t key;
898
  uint32_t offset;
899
};
900
901
struct tlv_descriptor_64 {
902
  uint64_t thunk;
903
  uint64_t key;
904
  uint64_t offset;
905
};
906
907
struct tlv_descriptor {
908
  uintptr_t thunk;
909
  uintptr_t key;
910
  uintptr_t offset;
911
};
912
913
struct entry_point_command {
914
  uint32_t cmd;
915
  uint32_t cmdsize;
916
  uint64_t entryoff;
917
  uint64_t stacksize;
918
};
919
920
// Structs from <mach-o/fat.h>
921
struct fat_header {
922
  uint32_t magic;
923
  uint32_t nfat_arch;
924
};
925
926
struct fat_arch {
927
  uint32_t cputype;
928
  uint32_t cpusubtype;
929
  uint32_t offset;
930
  uint32_t size;
931
  uint32_t align;
932
};
933
934
struct fat_arch_64 {
935
  uint32_t cputype;
936
  uint32_t cpusubtype;
937
  uint64_t offset;
938
  uint64_t size;
939
  uint32_t align;
940
  uint32_t reserved;
941
};
942
943
// Structs from <mach-o/reloc.h>
944
struct relocation_info {
945
  int32_t r_address;
946
#if defined(BYTE_ORDER) && defined(BIG_ENDIAN) && (BYTE_ORDER == BIG_ENDIAN)
947
  uint32_t r_type : 4,  r_extern : 1, r_length : 2, r_pcrel : 1,
948
      r_symbolnum : 24;
949
#else
950
  uint32_t r_symbolnum : 24, r_pcrel : 1, r_length : 2, r_extern : 1,
951
      r_type : 4;
952
#endif
953
};
954
955
struct scattered_relocation_info {
956
#if defined(BYTE_ORDER) && defined(BIG_ENDIAN) && (BYTE_ORDER == BIG_ENDIAN)
957
  uint32_t r_scattered : 1, r_pcrel : 1, r_length : 2, r_type : 4,
958
      r_address : 24;
959
#else
960
  uint32_t r_address : 24, r_type : 4, r_length : 2, r_pcrel : 1,
961
      r_scattered : 1;
962
#endif
963
  int32_t r_value;
964
};
965
966
// Structs NOT from <mach-o/reloc.h>, but that make LLVM's life easier
967
struct any_relocation_info {
968
  uint32_t r_word0, r_word1;
969
};
970
971
// Structs from <mach-o/nlist.h>
972
struct nlist_base {
973
  uint32_t n_strx;
974
  uint8_t n_type;
975
  uint8_t n_sect;
976
  uint16_t n_desc;
977
};
978
979
struct nlist {
980
  uint32_t n_strx;
981
  uint8_t n_type;
982
  uint8_t n_sect;
983
  int16_t n_desc;
984
  uint32_t n_value;
985
};
986
987
struct nlist_64 {
988
  uint32_t n_strx;
989
  uint8_t n_type;
990
  uint8_t n_sect;
991
  uint16_t n_desc;
992
  uint64_t n_value;
993
};
994
995
// Byte order swapping functions for MachO structs
996
997
642
inline void swapStruct(fat_header &mh) {
998
642
  sys::swapByteOrder(mh.magic);
999
642
  sys::swapByteOrder(mh.nfat_arch);
1000
642
}
1001
1002
1.16k
inline void swapStruct(fat_arch &mh) {
1003
1.16k
  sys::swapByteOrder(mh.cputype);
1004
1.16k
  sys::swapByteOrder(mh.cpusubtype);
1005
1.16k
  sys::swapByteOrder(mh.offset);
1006
1.16k
  sys::swapByteOrder(mh.size);
1007
1.16k
  sys::swapByteOrder(mh.align);
1008
1.16k
}
1009
1010
23
inline void swapStruct(fat_arch_64 &mh) {
1011
23
  sys::swapByteOrder(mh.cputype);
1012
23
  sys::swapByteOrder(mh.cpusubtype);
1013
23
  sys::swapByteOrder(mh.offset);
1014
23
  sys::swapByteOrder(mh.size);
1015
23
  sys::swapByteOrder(mh.align);
1016
23
  sys::swapByteOrder(mh.reserved);
1017
23
}
1018
1019
15
inline void swapStruct(mach_header &mh) {
1020
15
  sys::swapByteOrder(mh.magic);
1021
15
  sys::swapByteOrder(mh.cputype);
1022
15
  sys::swapByteOrder(mh.cpusubtype);
1023
15
  sys::swapByteOrder(mh.filetype);
1024
15
  sys::swapByteOrder(mh.ncmds);
1025
15
  sys::swapByteOrder(mh.sizeofcmds);
1026
15
  sys::swapByteOrder(mh.flags);
1027
15
}
1028
1029
14
inline void swapStruct(mach_header_64 &H) {
1030
14
  sys::swapByteOrder(H.magic);
1031
14
  sys::swapByteOrder(H.cputype);
1032
14
  sys::swapByteOrder(H.cpusubtype);
1033
14
  sys::swapByteOrder(H.filetype);
1034
14
  sys::swapByteOrder(H.ncmds);
1035
14
  sys::swapByteOrder(H.sizeofcmds);
1036
14
  sys::swapByteOrder(H.flags);
1037
14
  sys::swapByteOrder(H.reserved);
1038
14
}
1039
1040
64
inline void swapStruct(load_command &lc) {
1041
64
  sys::swapByteOrder(lc.cmd);
1042
64
  sys::swapByteOrder(lc.cmdsize);
1043
64
}
1044
1045
101
inline void swapStruct(symtab_command &lc) {
1046
101
  sys::swapByteOrder(lc.cmd);
1047
101
  sys::swapByteOrder(lc.cmdsize);
1048
101
  sys::swapByteOrder(lc.symoff);
1049
101
  sys::swapByteOrder(lc.nsyms);
1050
101
  sys::swapByteOrder(lc.stroff);
1051
101
  sys::swapByteOrder(lc.strsize);
1052
101
}
1053
1054
7
inline void swapStruct(segment_command_64 &seg) {
1055
7
  sys::swapByteOrder(seg.cmd);
1056
7
  sys::swapByteOrder(seg.cmdsize);
1057
7
  sys::swapByteOrder(seg.vmaddr);
1058
7
  sys::swapByteOrder(seg.vmsize);
1059
7
  sys::swapByteOrder(seg.fileoff);
1060
7
  sys::swapByteOrder(seg.filesize);
1061
7
  sys::swapByteOrder(seg.maxprot);
1062
7
  sys::swapByteOrder(seg.initprot);
1063
7
  sys::swapByteOrder(seg.nsects);
1064
7
  sys::swapByteOrder(seg.flags);
1065
7
}
1066
1067
21
inline void swapStruct(segment_command &seg) {
1068
21
  sys::swapByteOrder(seg.cmd);
1069
21
  sys::swapByteOrder(seg.cmdsize);
1070
21
  sys::swapByteOrder(seg.vmaddr);
1071
21
  sys::swapByteOrder(seg.vmsize);
1072
21
  sys::swapByteOrder(seg.fileoff);
1073
21
  sys::swapByteOrder(seg.filesize);
1074
21
  sys::swapByteOrder(seg.maxprot);
1075
21
  sys::swapByteOrder(seg.initprot);
1076
21
  sys::swapByteOrder(seg.nsects);
1077
21
  sys::swapByteOrder(seg.flags);
1078
21
}
1079
1080
137
inline void swapStruct(section_64 &sect) {
1081
137
  sys::swapByteOrder(sect.addr);
1082
137
  sys::swapByteOrder(sect.size);
1083
137
  sys::swapByteOrder(sect.offset);
1084
137
  sys::swapByteOrder(sect.align);
1085
137
  sys::swapByteOrder(sect.reloff);
1086
137
  sys::swapByteOrder(sect.nreloc);
1087
137
  sys::swapByteOrder(sect.flags);
1088
137
  sys::swapByteOrder(sect.reserved1);
1089
137
  sys::swapByteOrder(sect.reserved2);
1090
137
}
1091
1092
338
inline void swapStruct(section &sect) {
1093
338
  sys::swapByteOrder(sect.addr);
1094
338
  sys::swapByteOrder(sect.size);
1095
338
  sys::swapByteOrder(sect.offset);
1096
338
  sys::swapByteOrder(sect.align);
1097
338
  sys::swapByteOrder(sect.reloff);
1098
338
  sys::swapByteOrder(sect.nreloc);
1099
338
  sys::swapByteOrder(sect.flags);
1100
338
  sys::swapByteOrder(sect.reserved1);
1101
338
  sys::swapByteOrder(sect.reserved2);
1102
338
}
1103
1104
0
inline void swapStruct(dyld_info_command &info) {
1105
0
  sys::swapByteOrder(info.cmd);
1106
0
  sys::swapByteOrder(info.cmdsize);
1107
0
  sys::swapByteOrder(info.rebase_off);
1108
0
  sys::swapByteOrder(info.rebase_size);
1109
0
  sys::swapByteOrder(info.bind_off);
1110
0
  sys::swapByteOrder(info.bind_size);
1111
0
  sys::swapByteOrder(info.weak_bind_off);
1112
0
  sys::swapByteOrder(info.weak_bind_size);
1113
0
  sys::swapByteOrder(info.lazy_bind_off);
1114
0
  sys::swapByteOrder(info.lazy_bind_size);
1115
0
  sys::swapByteOrder(info.export_off);
1116
0
  sys::swapByteOrder(info.export_size);
1117
0
}
1118
1119
2
inline void swapStruct(dylib_command &d) {
1120
2
  sys::swapByteOrder(d.cmd);
1121
2
  sys::swapByteOrder(d.cmdsize);
1122
2
  sys::swapByteOrder(d.dylib.name);
1123
2
  sys::swapByteOrder(d.dylib.timestamp);
1124
2
  sys::swapByteOrder(d.dylib.current_version);
1125
2
  sys::swapByteOrder(d.dylib.compatibility_version);
1126
2
}
1127
1128
0
inline void swapStruct(sub_framework_command &s) {
1129
0
  sys::swapByteOrder(s.cmd);
1130
0
  sys::swapByteOrder(s.cmdsize);
1131
0
  sys::swapByteOrder(s.umbrella);
1132
0
}
1133
1134
0
inline void swapStruct(sub_umbrella_command &s) {
1135
0
  sys::swapByteOrder(s.cmd);
1136
0
  sys::swapByteOrder(s.cmdsize);
1137
0
  sys::swapByteOrder(s.sub_umbrella);
1138
0
}
1139
1140
0
inline void swapStruct(sub_library_command &s) {
1141
0
  sys::swapByteOrder(s.cmd);
1142
0
  sys::swapByteOrder(s.cmdsize);
1143
0
  sys::swapByteOrder(s.sub_library);
1144
0
}
1145
1146
0
inline void swapStruct(sub_client_command &s) {
1147
0
  sys::swapByteOrder(s.cmd);
1148
0
  sys::swapByteOrder(s.cmdsize);
1149
0
  sys::swapByteOrder(s.client);
1150
0
}
1151
1152
0
inline void swapStruct(routines_command &r) {
1153
0
  sys::swapByteOrder(r.cmd);
1154
0
  sys::swapByteOrder(r.cmdsize);
1155
0
  sys::swapByteOrder(r.init_address);
1156
0
  sys::swapByteOrder(r.init_module);
1157
0
  sys::swapByteOrder(r.reserved1);
1158
0
  sys::swapByteOrder(r.reserved2);
1159
0
  sys::swapByteOrder(r.reserved3);
1160
0
  sys::swapByteOrder(r.reserved4);
1161
0
  sys::swapByteOrder(r.reserved5);
1162
0
  sys::swapByteOrder(r.reserved6);
1163
0
}
1164
1165
0
inline void swapStruct(routines_command_64 &r) {
1166
0
  sys::swapByteOrder(r.cmd);
1167
0
  sys::swapByteOrder(r.cmdsize);
1168
0
  sys::swapByteOrder(r.init_address);
1169
0
  sys::swapByteOrder(r.init_module);
1170
0
  sys::swapByteOrder(r.reserved1);
1171
0
  sys::swapByteOrder(r.reserved2);
1172
0
  sys::swapByteOrder(r.reserved3);
1173
0
  sys::swapByteOrder(r.reserved4);
1174
0
  sys::swapByteOrder(r.reserved5);
1175
0
  sys::swapByteOrder(r.reserved6);
1176
0
}
1177
1178
1
inline void swapStruct(thread_command &t) {
1179
1
  sys::swapByteOrder(t.cmd);
1180
1
  sys::swapByteOrder(t.cmdsize);
1181
1
}
1182
1183
1
inline void swapStruct(dylinker_command &d) {
1184
1
  sys::swapByteOrder(d.cmd);
1185
1
  sys::swapByteOrder(d.cmdsize);
1186
1
  sys::swapByteOrder(d.name);
1187
1
}
1188
1189
0
inline void swapStruct(uuid_command &u) {
1190
0
  sys::swapByteOrder(u.cmd);
1191
0
  sys::swapByteOrder(u.cmdsize);
1192
0
}
1193
1194
0
inline void swapStruct(rpath_command &r) {
1195
0
  sys::swapByteOrder(r.cmd);
1196
0
  sys::swapByteOrder(r.cmdsize);
1197
0
  sys::swapByteOrder(r.path);
1198
0
}
1199
1200
0
inline void swapStruct(source_version_command &s) {
1201
0
  sys::swapByteOrder(s.cmd);
1202
0
  sys::swapByteOrder(s.cmdsize);
1203
0
  sys::swapByteOrder(s.version);
1204
0
}
1205
1206
0
inline void swapStruct(entry_point_command &e) {
1207
0
  sys::swapByteOrder(e.cmd);
1208
0
  sys::swapByteOrder(e.cmdsize);
1209
0
  sys::swapByteOrder(e.entryoff);
1210
0
  sys::swapByteOrder(e.stacksize);
1211
0
}
1212
1213
0
inline void swapStruct(encryption_info_command &e) {
1214
0
  sys::swapByteOrder(e.cmd);
1215
0
  sys::swapByteOrder(e.cmdsize);
1216
0
  sys::swapByteOrder(e.cryptoff);
1217
0
  sys::swapByteOrder(e.cryptsize);
1218
0
  sys::swapByteOrder(e.cryptid);
1219
0
}
1220
1221
0
inline void swapStruct(encryption_info_command_64 &e) {
1222
0
  sys::swapByteOrder(e.cmd);
1223
0
  sys::swapByteOrder(e.cmdsize);
1224
0
  sys::swapByteOrder(e.cryptoff);
1225
0
  sys::swapByteOrder(e.cryptsize);
1226
0
  sys::swapByteOrder(e.cryptid);
1227
0
  sys::swapByteOrder(e.pad);
1228
0
}
1229
1230
32
inline void swapStruct(dysymtab_command &dst) {
1231
32
  sys::swapByteOrder(dst.cmd);
1232
32
  sys::swapByteOrder(dst.cmdsize);
1233
32
  sys::swapByteOrder(dst.ilocalsym);
1234
32
  sys::swapByteOrder(dst.nlocalsym);
1235
32
  sys::swapByteOrder(dst.iextdefsym);
1236
32
  sys::swapByteOrder(dst.nextdefsym);
1237
32
  sys::swapByteOrder(dst.iundefsym);
1238
32
  sys::swapByteOrder(dst.nundefsym);
1239
32
  sys::swapByteOrder(dst.tocoff);
1240
32
  sys::swapByteOrder(dst.ntoc);
1241
32
  sys::swapByteOrder(dst.modtaboff);
1242
32
  sys::swapByteOrder(dst.nmodtab);
1243
32
  sys::swapByteOrder(dst.extrefsymoff);
1244
32
  sys::swapByteOrder(dst.nextrefsyms);
1245
32
  sys::swapByteOrder(dst.indirectsymoff);
1246
32
  sys::swapByteOrder(dst.nindirectsyms);
1247
32
  sys::swapByteOrder(dst.extreloff);
1248
32
  sys::swapByteOrder(dst.nextrel);
1249
32
  sys::swapByteOrder(dst.locreloff);
1250
32
  sys::swapByteOrder(dst.nlocrel);
1251
32
}
1252
1253
174
inline void swapStruct(any_relocation_info &reloc) {
1254
174
  sys::swapByteOrder(reloc.r_word0);
1255
174
  sys::swapByteOrder(reloc.r_word1);
1256
174
}
1257
1258
73
inline void swapStruct(nlist_base &S) {
1259
73
  sys::swapByteOrder(S.n_strx);
1260
73
  sys::swapByteOrder(S.n_desc);
1261
73
}
1262
1263
22
inline void swapStruct(nlist &sym) {
1264
22
  sys::swapByteOrder(sym.n_strx);
1265
22
  sys::swapByteOrder(sym.n_desc);
1266
22
  sys::swapByteOrder(sym.n_value);
1267
22
}
1268
1269
8
inline void swapStruct(nlist_64 &sym) {
1270
8
  sys::swapByteOrder(sym.n_strx);
1271
8
  sys::swapByteOrder(sym.n_desc);
1272
8
  sys::swapByteOrder(sym.n_value);
1273
8
}
1274
1275
0
inline void swapStruct(linkedit_data_command &C) {
1276
0
  sys::swapByteOrder(C.cmd);
1277
0
  sys::swapByteOrder(C.cmdsize);
1278
0
  sys::swapByteOrder(C.dataoff);
1279
0
  sys::swapByteOrder(C.datasize);
1280
0
}
1281
1282
0
inline void swapStruct(linker_option_command &C) {
1283
0
  sys::swapByteOrder(C.cmd);
1284
0
  sys::swapByteOrder(C.cmdsize);
1285
0
  sys::swapByteOrder(C.count);
1286
0
}
1287
1288
10
inline void swapStruct(version_min_command &C) {
1289
10
  sys::swapByteOrder(C.cmd);
1290
10
  sys::swapByteOrder(C.cmdsize);
1291
10
  sys::swapByteOrder(C.version);
1292
10
  sys::swapByteOrder(C.sdk);
1293
10
}
1294
1295
0
inline void swapStruct(note_command &C) {
1296
0
  sys::swapByteOrder(C.cmd);
1297
0
  sys::swapByteOrder(C.cmdsize);
1298
0
  sys::swapByteOrder(C.offset);
1299
0
  sys::swapByteOrder(C.size);
1300
0
}
1301
1302
0
inline void swapStruct(build_version_command &C) {
1303
0
  sys::swapByteOrder(C.cmd);
1304
0
  sys::swapByteOrder(C.cmdsize);
1305
0
  sys::swapByteOrder(C.platform);
1306
0
  sys::swapByteOrder(C.minos);
1307
0
  sys::swapByteOrder(C.sdk);
1308
0
  sys::swapByteOrder(C.ntools);
1309
0
}
1310
1311
0
inline void swapStruct(build_tool_version &C) {
1312
0
  sys::swapByteOrder(C.tool);
1313
0
  sys::swapByteOrder(C.version);
1314
0
}
1315
1316
0
inline void swapStruct(data_in_code_entry &C) {
1317
0
  sys::swapByteOrder(C.offset);
1318
0
  sys::swapByteOrder(C.length);
1319
0
  sys::swapByteOrder(C.kind);
1320
0
}
1321
1322
0
inline void swapStruct(uint32_t &C) { sys::swapByteOrder(C); }
1323
1324
// The prebind_cksum_command is obsolete and no longer supported.
1325
0
inline void swapStruct(prebind_cksum_command &C) {
1326
0
  sys::swapByteOrder(C.cmd);
1327
0
  sys::swapByteOrder(C.cmdsize);
1328
0
  sys::swapByteOrder(C.cksum);
1329
0
}
1330
1331
// The twolevel_hints_command is obsolete and no longer supported.
1332
0
inline void swapStruct(twolevel_hints_command &C) {
1333
0
  sys::swapByteOrder(C.cmd);
1334
0
  sys::swapByteOrder(C.cmdsize);
1335
0
  sys::swapByteOrder(C.offset);
1336
0
  sys::swapByteOrder(C.nhints);
1337
0
}
1338
1339
// The prebound_dylib_command is obsolete and no longer supported.
1340
0
inline void swapStruct(prebound_dylib_command &C) {
1341
0
  sys::swapByteOrder(C.cmd);
1342
0
  sys::swapByteOrder(C.cmdsize);
1343
0
  sys::swapByteOrder(C.name);
1344
0
  sys::swapByteOrder(C.nmodules);
1345
0
  sys::swapByteOrder(C.linked_modules);
1346
0
}
1347
1348
// The fvmfile_command is obsolete and no longer supported.
1349
0
inline void swapStruct(fvmfile_command &C) {
1350
0
  sys::swapByteOrder(C.cmd);
1351
0
  sys::swapByteOrder(C.cmdsize);
1352
0
  sys::swapByteOrder(C.name);
1353
0
  sys::swapByteOrder(C.header_addr);
1354
0
}
1355
1356
// The symseg_command is obsolete and no longer supported.
1357
0
inline void swapStruct(symseg_command &C) {
1358
0
  sys::swapByteOrder(C.cmd);
1359
0
  sys::swapByteOrder(C.cmdsize);
1360
0
  sys::swapByteOrder(C.offset);
1361
0
  sys::swapByteOrder(C.size);
1362
0
}
1363
1364
// The ident_command is obsolete and no longer supported.
1365
0
inline void swapStruct(ident_command &C) {
1366
0
  sys::swapByteOrder(C.cmd);
1367
0
  sys::swapByteOrder(C.cmdsize);
1368
0
}
1369
1370
0
inline void swapStruct(fvmlib &C) {
1371
0
  sys::swapByteOrder(C.name);
1372
0
  sys::swapByteOrder(C.minor_version);
1373
0
  sys::swapByteOrder(C.header_addr);
1374
0
}
1375
1376
// The fvmlib_command is obsolete and no longer supported.
1377
0
inline void swapStruct(fvmlib_command &C) {
1378
0
  sys::swapByteOrder(C.cmd);
1379
0
  sys::swapByteOrder(C.cmdsize);
1380
0
  swapStruct(C.fvmlib);
1381
0
}
1382
1383
// Get/Set functions from <mach-o/nlist.h>
1384
1385
165
inline uint16_t GET_LIBRARY_ORDINAL(uint16_t n_desc) {
1386
165
  return (((n_desc) >> 8u) & 0xffu);
1387
165
}
1388
1389
inline void SET_LIBRARY_ORDINAL(uint16_t &n_desc, uint8_t ordinal) {
1390
  n_desc = (((n_desc)&0x00ff) | (((ordinal)&0xff) << 8));
1391
}
1392
1393
84
inline uint8_t GET_COMM_ALIGN(uint16_t n_desc) {
1394
84
  return (n_desc >> 8u) & 0x0fu;
1395
84
}
1396
1397
0
inline void SET_COMM_ALIGN(uint16_t &n_desc, uint8_t align) {
1398
0
  n_desc = ((n_desc & 0xf0ffu) | ((align & 0x0fu) << 8u));
1399
0
}
1400
1401
// Enums from <mach/machine.h>
1402
enum : uint32_t {
1403
  // Capability bits used in the definition of cpu_type.
1404
  CPU_ARCH_MASK = 0xff000000, // Mask for architecture bits
1405
  CPU_ARCH_ABI64 = 0x01000000, // 64 bit ABI
1406
  CPU_ARCH_ABI64_32 = 0x02000000, // ILP32 ABI on 64-bit hardware
1407
};
1408
1409
// Constants for the cputype field.
1410
enum CPUType {
1411
  CPU_TYPE_ANY = -1,
1412
  CPU_TYPE_X86 = 7,
1413
  CPU_TYPE_I386 = CPU_TYPE_X86,
1414
  CPU_TYPE_X86_64 = CPU_TYPE_X86 | CPU_ARCH_ABI64,
1415
  /* CPU_TYPE_MIPS      = 8, */
1416
  CPU_TYPE_MC98000 = 10, // Old Motorola PowerPC
1417
  CPU_TYPE_ARM = 12,
1418
  CPU_TYPE_ARM64 = CPU_TYPE_ARM | CPU_ARCH_ABI64,
1419
  CPU_TYPE_ARM64_32 = CPU_TYPE_ARM | CPU_ARCH_ABI64_32,
1420
  CPU_TYPE_SPARC = 14,
1421
  CPU_TYPE_POWERPC = 18,
1422
  CPU_TYPE_POWERPC64 = CPU_TYPE_POWERPC | CPU_ARCH_ABI64
1423
};
1424
1425
enum : uint32_t {
1426
  // Capability bits used in the definition of cpusubtype.
1427
  CPU_SUBTYPE_MASK = 0xff000000,  // Mask for architecture bits
1428
  CPU_SUBTYPE_LIB64 = 0x80000000, // 64 bit libraries
1429
1430
  // Special CPU subtype constants.
1431
  CPU_SUBTYPE_MULTIPLE = ~0u
1432
};
1433
1434
// Constants for the cpusubtype field.
1435
enum CPUSubTypeX86 {
1436
  CPU_SUBTYPE_I386_ALL = 3,
1437
  CPU_SUBTYPE_386 = 3,
1438
  CPU_SUBTYPE_486 = 4,
1439
  CPU_SUBTYPE_486SX = 0x84,
1440
  CPU_SUBTYPE_586 = 5,
1441
  CPU_SUBTYPE_PENT = CPU_SUBTYPE_586,
1442
  CPU_SUBTYPE_PENTPRO = 0x16,
1443
  CPU_SUBTYPE_PENTII_M3 = 0x36,
1444
  CPU_SUBTYPE_PENTII_M5 = 0x56,
1445
  CPU_SUBTYPE_CELERON = 0x67,
1446
  CPU_SUBTYPE_CELERON_MOBILE = 0x77,
1447
  CPU_SUBTYPE_PENTIUM_3 = 0x08,
1448
  CPU_SUBTYPE_PENTIUM_3_M = 0x18,
1449
  CPU_SUBTYPE_PENTIUM_3_XEON = 0x28,
1450
  CPU_SUBTYPE_PENTIUM_M = 0x09,
1451
  CPU_SUBTYPE_PENTIUM_4 = 0x0a,
1452
  CPU_SUBTYPE_PENTIUM_4_M = 0x1a,
1453
  CPU_SUBTYPE_ITANIUM = 0x0b,
1454
  CPU_SUBTYPE_ITANIUM_2 = 0x1b,
1455
  CPU_SUBTYPE_XEON = 0x0c,
1456
  CPU_SUBTYPE_XEON_MP = 0x1c,
1457
1458
  CPU_SUBTYPE_X86_ALL = 3,
1459
  CPU_SUBTYPE_X86_64_ALL = 3,
1460
  CPU_SUBTYPE_X86_ARCH1 = 4,
1461
  CPU_SUBTYPE_X86_64_H = 8
1462
};
1463
0
inline int CPU_SUBTYPE_INTEL(int Family, int Model) {
1464
0
  return Family | (Model << 4);
1465
0
}
1466
0
inline int CPU_SUBTYPE_INTEL_FAMILY(CPUSubTypeX86 ST) {
1467
0
  return ((int)ST) & 0x0f;
1468
0
}
1469
0
inline int CPU_SUBTYPE_INTEL_MODEL(CPUSubTypeX86 ST) { return ((int)ST) >> 4; }
1470
enum { CPU_SUBTYPE_INTEL_FAMILY_MAX = 15, CPU_SUBTYPE_INTEL_MODEL_ALL = 0 };
1471
1472
enum CPUSubTypeARM {
1473
  CPU_SUBTYPE_ARM_ALL = 0,
1474
  CPU_SUBTYPE_ARM_V4T = 5,
1475
  CPU_SUBTYPE_ARM_V6 = 6,
1476
  CPU_SUBTYPE_ARM_V5 = 7,
1477
  CPU_SUBTYPE_ARM_V5TEJ = 7,
1478
  CPU_SUBTYPE_ARM_XSCALE = 8,
1479
  CPU_SUBTYPE_ARM_V7 = 9,
1480
  //  unused  ARM_V7F     = 10,
1481
  CPU_SUBTYPE_ARM_V7S = 11,
1482
  CPU_SUBTYPE_ARM_V7K = 12,
1483
  CPU_SUBTYPE_ARM_V6M = 14,
1484
  CPU_SUBTYPE_ARM_V7M = 15,
1485
  CPU_SUBTYPE_ARM_V7EM = 16
1486
};
1487
1488
enum CPUSubTypeARM64 {
1489
  CPU_SUBTYPE_ARM64_ALL = 0,
1490
  CPU_SUBTYPE_ARM64E = 2,
1491
};
1492
1493
enum CPUSubTypeARM64_32 { CPU_SUBTYPE_ARM64_32_V8 = 1 };
1494
1495
enum CPUSubTypeSPARC { CPU_SUBTYPE_SPARC_ALL = 0 };
1496
1497
enum CPUSubTypePowerPC {
1498
  CPU_SUBTYPE_POWERPC_ALL = 0,
1499
  CPU_SUBTYPE_POWERPC_601 = 1,
1500
  CPU_SUBTYPE_POWERPC_602 = 2,
1501
  CPU_SUBTYPE_POWERPC_603 = 3,
1502
  CPU_SUBTYPE_POWERPC_603e = 4,
1503
  CPU_SUBTYPE_POWERPC_603ev = 5,
1504
  CPU_SUBTYPE_POWERPC_604 = 6,
1505
  CPU_SUBTYPE_POWERPC_604e = 7,
1506
  CPU_SUBTYPE_POWERPC_620 = 8,
1507
  CPU_SUBTYPE_POWERPC_750 = 9,
1508
  CPU_SUBTYPE_POWERPC_7400 = 10,
1509
  CPU_SUBTYPE_POWERPC_7450 = 11,
1510
  CPU_SUBTYPE_POWERPC_970 = 100,
1511
1512
  CPU_SUBTYPE_MC980000_ALL = CPU_SUBTYPE_POWERPC_ALL,
1513
  CPU_SUBTYPE_MC98601 = CPU_SUBTYPE_POWERPC_601
1514
};
1515
1516
struct x86_thread_state32_t {
1517
  uint32_t eax;
1518
  uint32_t ebx;
1519
  uint32_t ecx;
1520
  uint32_t edx;
1521
  uint32_t edi;
1522
  uint32_t esi;
1523
  uint32_t ebp;
1524
  uint32_t esp;
1525
  uint32_t ss;
1526
  uint32_t eflags;
1527
  uint32_t eip;
1528
  uint32_t cs;
1529
  uint32_t ds;
1530
  uint32_t es;
1531
  uint32_t fs;
1532
  uint32_t gs;
1533
};
1534
1535
struct x86_thread_state64_t {
1536
  uint64_t rax;
1537
  uint64_t rbx;
1538
  uint64_t rcx;
1539
  uint64_t rdx;
1540
  uint64_t rdi;
1541
  uint64_t rsi;
1542
  uint64_t rbp;
1543
  uint64_t rsp;
1544
  uint64_t r8;
1545
  uint64_t r9;
1546
  uint64_t r10;
1547
  uint64_t r11;
1548
  uint64_t r12;
1549
  uint64_t r13;
1550
  uint64_t r14;
1551
  uint64_t r15;
1552
  uint64_t rip;
1553
  uint64_t rflags;
1554
  uint64_t cs;
1555
  uint64_t fs;
1556
  uint64_t gs;
1557
};
1558
1559
enum x86_fp_control_precis {
1560
  x86_FP_PREC_24B = 0,
1561
  x86_FP_PREC_53B = 2,
1562
  x86_FP_PREC_64B = 3
1563
};
1564
1565
enum x86_fp_control_rc {
1566
  x86_FP_RND_NEAR = 0,
1567
  x86_FP_RND_DOWN = 1,
1568
  x86_FP_RND_UP = 2,
1569
  x86_FP_CHOP = 3
1570
};
1571
1572
struct fp_control_t {
1573
  unsigned short invalid : 1, denorm : 1, zdiv : 1, ovrfl : 1, undfl : 1,
1574
      precis : 1, : 2, pc : 2, rc : 2, : 1, : 3;
1575
};
1576
1577
struct fp_status_t {
1578
  unsigned short invalid : 1, denorm : 1, zdiv : 1, ovrfl : 1, undfl : 1,
1579
      precis : 1, stkflt : 1, errsumm : 1, c0 : 1, c1 : 1, c2 : 1, tos : 3,
1580
      c3 : 1, busy : 1;
1581
};
1582
1583
struct mmst_reg_t {
1584
  char mmst_reg[10];
1585
  char mmst_rsrv[6];
1586
};
1587
1588
struct xmm_reg_t {
1589
  char xmm_reg[16];
1590
};
1591
1592
struct x86_float_state64_t {
1593
  int32_t fpu_reserved[2];
1594
  fp_control_t fpu_fcw;
1595
  fp_status_t fpu_fsw;
1596
  uint8_t fpu_ftw;
1597
  uint8_t fpu_rsrv1;
1598
  uint16_t fpu_fop;
1599
  uint32_t fpu_ip;
1600
  uint16_t fpu_cs;
1601
  uint16_t fpu_rsrv2;
1602
  uint32_t fpu_dp;
1603
  uint16_t fpu_ds;
1604
  uint16_t fpu_rsrv3;
1605
  uint32_t fpu_mxcsr;
1606
  uint32_t fpu_mxcsrmask;
1607
  mmst_reg_t fpu_stmm0;
1608
  mmst_reg_t fpu_stmm1;
1609
  mmst_reg_t fpu_stmm2;
1610
  mmst_reg_t fpu_stmm3;
1611
  mmst_reg_t fpu_stmm4;
1612
  mmst_reg_t fpu_stmm5;
1613
  mmst_reg_t fpu_stmm6;
1614
  mmst_reg_t fpu_stmm7;
1615
  xmm_reg_t fpu_xmm0;
1616
  xmm_reg_t fpu_xmm1;
1617
  xmm_reg_t fpu_xmm2;
1618
  xmm_reg_t fpu_xmm3;
1619
  xmm_reg_t fpu_xmm4;
1620
  xmm_reg_t fpu_xmm5;
1621
  xmm_reg_t fpu_xmm6;
1622
  xmm_reg_t fpu_xmm7;
1623
  xmm_reg_t fpu_xmm8;
1624
  xmm_reg_t fpu_xmm9;
1625
  xmm_reg_t fpu_xmm10;
1626
  xmm_reg_t fpu_xmm11;
1627
  xmm_reg_t fpu_xmm12;
1628
  xmm_reg_t fpu_xmm13;
1629
  xmm_reg_t fpu_xmm14;
1630
  xmm_reg_t fpu_xmm15;
1631
  char fpu_rsrv4[6 * 16];
1632
  uint32_t fpu_reserved1;
1633
};
1634
1635
struct x86_exception_state64_t {
1636
  uint16_t trapno;
1637
  uint16_t cpu;
1638
  uint32_t err;
1639
  uint64_t faultvaddr;
1640
};
1641
1642
0
inline void swapStruct(x86_thread_state32_t &x) {
1643
0
  sys::swapByteOrder(x.eax);
1644
0
  sys::swapByteOrder(x.ebx);
1645
0
  sys::swapByteOrder(x.ecx);
1646
0
  sys::swapByteOrder(x.edx);
1647
0
  sys::swapByteOrder(x.edi);
1648
0
  sys::swapByteOrder(x.esi);
1649
0
  sys::swapByteOrder(x.ebp);
1650
0
  sys::swapByteOrder(x.esp);
1651
0
  sys::swapByteOrder(x.ss);
1652
0
  sys::swapByteOrder(x.eflags);
1653
0
  sys::swapByteOrder(x.eip);
1654
0
  sys::swapByteOrder(x.cs);
1655
0
  sys::swapByteOrder(x.ds);
1656
0
  sys::swapByteOrder(x.es);
1657
0
  sys::swapByteOrder(x.fs);
1658
0
  sys::swapByteOrder(x.gs);
1659
0
}
1660
1661
0
inline void swapStruct(x86_thread_state64_t &x) {
1662
0
  sys::swapByteOrder(x.rax);
1663
0
  sys::swapByteOrder(x.rbx);
1664
0
  sys::swapByteOrder(x.rcx);
1665
0
  sys::swapByteOrder(x.rdx);
1666
0
  sys::swapByteOrder(x.rdi);
1667
0
  sys::swapByteOrder(x.rsi);
1668
0
  sys::swapByteOrder(x.rbp);
1669
0
  sys::swapByteOrder(x.rsp);
1670
0
  sys::swapByteOrder(x.r8);
1671
0
  sys::swapByteOrder(x.r9);
1672
0
  sys::swapByteOrder(x.r10);
1673
0
  sys::swapByteOrder(x.r11);
1674
0
  sys::swapByteOrder(x.r12);
1675
0
  sys::swapByteOrder(x.r13);
1676
0
  sys::swapByteOrder(x.r14);
1677
0
  sys::swapByteOrder(x.r15);
1678
0
  sys::swapByteOrder(x.rip);
1679
0
  sys::swapByteOrder(x.rflags);
1680
0
  sys::swapByteOrder(x.cs);
1681
0
  sys::swapByteOrder(x.fs);
1682
0
  sys::swapByteOrder(x.gs);
1683
0
}
1684
1685
0
inline void swapStruct(x86_float_state64_t &x) {
1686
0
  sys::swapByteOrder(x.fpu_reserved[0]);
1687
0
  sys::swapByteOrder(x.fpu_reserved[1]);
1688
0
  // TODO swap: fp_control_t fpu_fcw;
1689
0
  // TODO swap: fp_status_t fpu_fsw;
1690
0
  sys::swapByteOrder(x.fpu_fop);
1691
0
  sys::swapByteOrder(x.fpu_ip);
1692
0
  sys::swapByteOrder(x.fpu_cs);
1693
0
  sys::swapByteOrder(x.fpu_rsrv2);
1694
0
  sys::swapByteOrder(x.fpu_dp);
1695
0
  sys::swapByteOrder(x.fpu_ds);
1696
0
  sys::swapByteOrder(x.fpu_rsrv3);
1697
0
  sys::swapByteOrder(x.fpu_mxcsr);
1698
0
  sys::swapByteOrder(x.fpu_mxcsrmask);
1699
0
  sys::swapByteOrder(x.fpu_reserved1);
1700
0
}
1701
1702
0
inline void swapStruct(x86_exception_state64_t &x) {
1703
0
  sys::swapByteOrder(x.trapno);
1704
0
  sys::swapByteOrder(x.cpu);
1705
0
  sys::swapByteOrder(x.err);
1706
0
  sys::swapByteOrder(x.faultvaddr);
1707
0
}
1708
1709
struct x86_state_hdr_t {
1710
  uint32_t flavor;
1711
  uint32_t count;
1712
};
1713
1714
struct x86_thread_state_t {
1715
  x86_state_hdr_t tsh;
1716
  union {
1717
    x86_thread_state64_t ts64;
1718
    x86_thread_state32_t ts32;
1719
  } uts;
1720
};
1721
1722
struct x86_float_state_t {
1723
  x86_state_hdr_t fsh;
1724
  union {
1725
    x86_float_state64_t fs64;
1726
  } ufs;
1727
};
1728
1729
struct x86_exception_state_t {
1730
  x86_state_hdr_t esh;
1731
  union {
1732
    x86_exception_state64_t es64;
1733
  } ues;
1734
};
1735
1736
0
inline void swapStruct(x86_state_hdr_t &x) {
1737
0
  sys::swapByteOrder(x.flavor);
1738
0
  sys::swapByteOrder(x.count);
1739
0
}
1740
1741
enum X86ThreadFlavors {
1742
  x86_THREAD_STATE32 = 1,
1743
  x86_FLOAT_STATE32 = 2,
1744
  x86_EXCEPTION_STATE32 = 3,
1745
  x86_THREAD_STATE64 = 4,
1746
  x86_FLOAT_STATE64 = 5,
1747
  x86_EXCEPTION_STATE64 = 6,
1748
  x86_THREAD_STATE = 7,
1749
  x86_FLOAT_STATE = 8,
1750
  x86_EXCEPTION_STATE = 9,
1751
  x86_DEBUG_STATE32 = 10,
1752
  x86_DEBUG_STATE64 = 11,
1753
  x86_DEBUG_STATE = 12
1754
};
1755
1756
0
inline void swapStruct(x86_thread_state_t &x) {
1757
0
  swapStruct(x.tsh);
1758
0
  if (x.tsh.flavor == x86_THREAD_STATE64)
1759
0
    swapStruct(x.uts.ts64);
1760
0
}
1761
1762
0
inline void swapStruct(x86_float_state_t &x) {
1763
0
  swapStruct(x.fsh);
1764
0
  if (x.fsh.flavor == x86_FLOAT_STATE64)
1765
0
    swapStruct(x.ufs.fs64);
1766
0
}
1767
1768
0
inline void swapStruct(x86_exception_state_t &x) {
1769
0
  swapStruct(x.esh);
1770
0
  if (x.esh.flavor == x86_EXCEPTION_STATE64)
1771
0
    swapStruct(x.ues.es64);
1772
0
}
1773
1774
const uint32_t x86_THREAD_STATE32_COUNT =
1775
    sizeof(x86_thread_state32_t) / sizeof(uint32_t);
1776
1777
const uint32_t x86_THREAD_STATE64_COUNT =
1778
    sizeof(x86_thread_state64_t) / sizeof(uint32_t);
1779
const uint32_t x86_FLOAT_STATE64_COUNT =
1780
    sizeof(x86_float_state64_t) / sizeof(uint32_t);
1781
const uint32_t x86_EXCEPTION_STATE64_COUNT =
1782
    sizeof(x86_exception_state64_t) / sizeof(uint32_t);
1783
1784
const uint32_t x86_THREAD_STATE_COUNT =
1785
    sizeof(x86_thread_state_t) / sizeof(uint32_t);
1786
const uint32_t x86_FLOAT_STATE_COUNT =
1787
    sizeof(x86_float_state_t) / sizeof(uint32_t);
1788
const uint32_t x86_EXCEPTION_STATE_COUNT =
1789
    sizeof(x86_exception_state_t) / sizeof(uint32_t);
1790
1791
struct arm_thread_state32_t {
1792
  uint32_t r[13];
1793
  uint32_t sp;
1794
  uint32_t lr;
1795
  uint32_t pc;
1796
  uint32_t cpsr;
1797
};
1798
1799
0
inline void swapStruct(arm_thread_state32_t &x) {
1800
0
  for (int i = 0; i < 13; i++)
1801
0
    sys::swapByteOrder(x.r[i]);
1802
0
  sys::swapByteOrder(x.sp);
1803
0
  sys::swapByteOrder(x.lr);
1804
0
  sys::swapByteOrder(x.pc);
1805
0
  sys::swapByteOrder(x.cpsr);
1806
0
}
1807
1808
struct arm_thread_state64_t {
1809
  uint64_t x[29];
1810
  uint64_t fp;
1811
  uint64_t lr;
1812
  uint64_t sp;
1813
  uint64_t pc;
1814
  uint32_t cpsr;
1815
  uint32_t pad;
1816
};
1817
1818
0
inline void swapStruct(arm_thread_state64_t &x) {
1819
0
  for (int i = 0; i < 29; i++)
1820
0
    sys::swapByteOrder(x.x[i]);
1821
0
  sys::swapByteOrder(x.fp);
1822
0
  sys::swapByteOrder(x.lr);
1823
0
  sys::swapByteOrder(x.sp);
1824
0
  sys::swapByteOrder(x.pc);
1825
0
  sys::swapByteOrder(x.cpsr);
1826
0
}
1827
1828
struct arm_state_hdr_t {
1829
  uint32_t flavor;
1830
  uint32_t count;
1831
};
1832
1833
struct arm_thread_state_t {
1834
  arm_state_hdr_t tsh;
1835
  union {
1836
    arm_thread_state32_t ts32;
1837
  } uts;
1838
};
1839
1840
0
inline void swapStruct(arm_state_hdr_t &x) {
1841
0
  sys::swapByteOrder(x.flavor);
1842
0
  sys::swapByteOrder(x.count);
1843
0
}
1844
1845
enum ARMThreadFlavors {
1846
  ARM_THREAD_STATE = 1,
1847
  ARM_VFP_STATE = 2,
1848
  ARM_EXCEPTION_STATE = 3,
1849
  ARM_DEBUG_STATE = 4,
1850
  ARN_THREAD_STATE_NONE = 5,
1851
  ARM_THREAD_STATE64 = 6,
1852
  ARM_EXCEPTION_STATE64 = 7
1853
};
1854
1855
0
inline void swapStruct(arm_thread_state_t &x) {
1856
0
  swapStruct(x.tsh);
1857
0
  if (x.tsh.flavor == ARM_THREAD_STATE)
1858
0
    swapStruct(x.uts.ts32);
1859
0
}
1860
1861
const uint32_t ARM_THREAD_STATE_COUNT =
1862
    sizeof(arm_thread_state32_t) / sizeof(uint32_t);
1863
1864
const uint32_t ARM_THREAD_STATE64_COUNT =
1865
    sizeof(arm_thread_state64_t) / sizeof(uint32_t);
1866
1867
struct ppc_thread_state32_t {
1868
  uint32_t srr0;
1869
  uint32_t srr1;
1870
  uint32_t r0;
1871
  uint32_t r1;
1872
  uint32_t r2;
1873
  uint32_t r3;
1874
  uint32_t r4;
1875
  uint32_t r5;
1876
  uint32_t r6;
1877
  uint32_t r7;
1878
  uint32_t r8;
1879
  uint32_t r9;
1880
  uint32_t r10;
1881
  uint32_t r11;
1882
  uint32_t r12;
1883
  uint32_t r13;
1884
  uint32_t r14;
1885
  uint32_t r15;
1886
  uint32_t r16;
1887
  uint32_t r17;
1888
  uint32_t r18;
1889
  uint32_t r19;
1890
  uint32_t r20;
1891
  uint32_t r21;
1892
  uint32_t r22;
1893
  uint32_t r23;
1894
  uint32_t r24;
1895
  uint32_t r25;
1896
  uint32_t r26;
1897
  uint32_t r27;
1898
  uint32_t r28;
1899
  uint32_t r29;
1900
  uint32_t r30;
1901
  uint32_t r31;
1902
  uint32_t ct;
1903
  uint32_t xer;
1904
  uint32_t lr;
1905
  uint32_t ctr;
1906
  uint32_t mq;
1907
  uint32_t vrsave;
1908
};
1909
1910
0
inline void swapStruct(ppc_thread_state32_t &x) {
1911
0
  sys::swapByteOrder(x.srr0);
1912
0
  sys::swapByteOrder(x.srr1);
1913
0
  sys::swapByteOrder(x.r0);
1914
0
  sys::swapByteOrder(x.r1);
1915
0
  sys::swapByteOrder(x.r2);
1916
0
  sys::swapByteOrder(x.r3);
1917
0
  sys::swapByteOrder(x.r4);
1918
0
  sys::swapByteOrder(x.r5);
1919
0
  sys::swapByteOrder(x.r6);
1920
0
  sys::swapByteOrder(x.r7);
1921
0
  sys::swapByteOrder(x.r8);
1922
0
  sys::swapByteOrder(x.r9);
1923
0
  sys::swapByteOrder(x.r10);
1924
0
  sys::swapByteOrder(x.r11);
1925
0
  sys::swapByteOrder(x.r12);
1926
0
  sys::swapByteOrder(x.r13);
1927
0
  sys::swapByteOrder(x.r14);
1928
0
  sys::swapByteOrder(x.r15);
1929
0
  sys::swapByteOrder(x.r16);
1930
0
  sys::swapByteOrder(x.r17);
1931
0
  sys::swapByteOrder(x.r18);
1932
0
  sys::swapByteOrder(x.r19);
1933
0
  sys::swapByteOrder(x.r20);
1934
0
  sys::swapByteOrder(x.r21);
1935
0
  sys::swapByteOrder(x.r22);
1936
0
  sys::swapByteOrder(x.r23);
1937
0
  sys::swapByteOrder(x.r24);
1938
0
  sys::swapByteOrder(x.r25);
1939
0
  sys::swapByteOrder(x.r26);
1940
0
  sys::swapByteOrder(x.r27);
1941
0
  sys::swapByteOrder(x.r28);
1942
0
  sys::swapByteOrder(x.r29);
1943
0
  sys::swapByteOrder(x.r30);
1944
0
  sys::swapByteOrder(x.r31);
1945
0
  sys::swapByteOrder(x.ct);
1946
0
  sys::swapByteOrder(x.xer);
1947
0
  sys::swapByteOrder(x.lr);
1948
0
  sys::swapByteOrder(x.ctr);
1949
0
  sys::swapByteOrder(x.mq);
1950
0
  sys::swapByteOrder(x.vrsave);
1951
0
}
1952
1953
struct ppc_state_hdr_t {
1954
  uint32_t flavor;
1955
  uint32_t count;
1956
};
1957
1958
struct ppc_thread_state_t {
1959
  ppc_state_hdr_t tsh;
1960
  union {
1961
    ppc_thread_state32_t ts32;
1962
  } uts;
1963
};
1964
1965
0
inline void swapStruct(ppc_state_hdr_t &x) {
1966
0
  sys::swapByteOrder(x.flavor);
1967
0
  sys::swapByteOrder(x.count);
1968
0
}
1969
1970
enum PPCThreadFlavors {
1971
  PPC_THREAD_STATE = 1,
1972
  PPC_FLOAT_STATE = 2,
1973
  PPC_EXCEPTION_STATE = 3,
1974
  PPC_VECTOR_STATE = 4,
1975
  PPC_THREAD_STATE64 = 5,
1976
  PPC_EXCEPTION_STATE64 = 6,
1977
  PPC_THREAD_STATE_NONE = 7
1978
};
1979
1980
0
inline void swapStruct(ppc_thread_state_t &x) {
1981
0
  swapStruct(x.tsh);
1982
0
  if (x.tsh.flavor == PPC_THREAD_STATE)
1983
0
    swapStruct(x.uts.ts32);
1984
0
}
1985
1986
const uint32_t PPC_THREAD_STATE_COUNT =
1987
    sizeof(ppc_thread_state32_t) / sizeof(uint32_t);
1988
1989
// Define a union of all load command structs
1990
#define LOAD_COMMAND_STRUCT(LCStruct) LCStruct LCStruct##_data;
1991
1992
LLVM_PACKED_START
1993
union alignas(4) macho_load_command {
1994
#include "llvm/BinaryFormat/MachO.def"
1995
};
1996
LLVM_PACKED_END
1997
1998
} // end namespace MachO
1999
} // end namespace llvm
2000
2001
#endif