| 1 | /* $Id: mach-o.h 72691 2018-06-26 10:16:49Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Mach-O Structures and Constants.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2011-2017 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 | #ifndef ___internal_ldrMach_O_h
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| 28 | #define ___internal_ldrMach_O_h
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| 29 |
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| 30 | #include <iprt/types.h>
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| 31 |
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| 32 | #ifndef CPU_ARCH_MASK
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| 33 |
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| 34 | /* cputype */
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| 35 | #define CPU_ARCH_MASK INT32_C(0xff000000)
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| 36 | #define CPU_ARCH_ABI64 INT32_C(0x01000000)
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| 37 | #define CPU_TYPE_ANY INT32_C(-1)
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| 38 | #define CPU_TYPE_VAX INT32_C(1)
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| 39 | #define CPU_TYPE_MC680x0 INT32_C(6)
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| 40 | #define CPU_TYPE_X86 INT32_C(7)
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| 41 | #define CPU_TYPE_I386 CPU_TYPE_X86
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| 42 | #define CPU_TYPE_X86_64 (CPU_TYPE_X86 | CPU_ARCH_ABI64)
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| 43 | #define CPU_TYPE_MC98000 INT32_C(10)
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| 44 | #define CPU_TYPE_HPPA INT32_C(11)
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| 45 | #define CPU_TYPE_MC88000 INT32_C(13)
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| 46 | #define CPU_TYPE_SPARC INT32_C(14)
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| 47 | #define CPU_TYPE_I860 INT32_C(15)
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| 48 | #define CPU_TYPE_POWERPC INT32_C(18)
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| 49 | #define CPU_TYPE_POWERPC64 (CPU_TYPE_POWERPC | CPU_ARCH_ABI64)
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| 50 |
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| 51 | /* cpusubtype */
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| 52 | #define CPU_SUBTYPE_MULTIPLE INT32_C(-1)
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| 53 | #define CPU_SUBTYPE_LITTLE_ENDIAN INT32_C(0)
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| 54 | #define CPU_SUBTYPE_BIG_ENDIAN INT32_C(1)
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| 55 |
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| 56 | #define CPU_SUBTYPE_VAX_ALL INT32_C(0)
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| 57 | #define CPU_SUBTYPE_VAX780 INT32_C(1)
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| 58 | #define CPU_SUBTYPE_VAX785 INT32_C(2)
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| 59 | #define CPU_SUBTYPE_VAX750 INT32_C(3)
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| 60 | #define CPU_SUBTYPE_VAX730 INT32_C(4)
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| 61 | #define CPU_SUBTYPE_UVAXI INT32_C(5)
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| 62 | #define CPU_SUBTYPE_UVAXII INT32_C(6)
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| 63 | #define CPU_SUBTYPE_VAX8200 INT32_C(7)
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| 64 | #define CPU_SUBTYPE_VAX8500 INT32_C(8)
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| 65 | #define CPU_SUBTYPE_VAX8600 INT32_C(9)
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| 66 | #define CPU_SUBTYPE_VAX8650 INT32_C(10)
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| 67 | #define CPU_SUBTYPE_VAX8800 INT32_C(11)
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| 68 | #define CPU_SUBTYPE_UVAXIII INT32_C(12)
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| 69 |
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| 70 | #define CPU_SUBTYPE_MC680x0_ALL INT32_C(1)
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| 71 | #define CPU_SUBTYPE_MC68030 INT32_C(1)
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| 72 | #define CPU_SUBTYPE_MC68040 INT32_C(2)
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| 73 | #define CPU_SUBTYPE_MC68030_ONLY INT32_C(3)
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| 74 |
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| 75 | #define CPU_SUBTYPE_INTEL(fam, model) ( (int32_t )(((model) << 4) | (fam)) )
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| 76 | #define CPU_SUBTYPE_INTEL_FAMILY(subtype) ( (subtype) & 0xf )
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| 77 | #define CPU_SUBTYPE_INTEL_MODEL(subtype) ( (subtype) >> 4 )
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| 78 | #define CPU_SUBTYPE_INTEL_FAMILY_MAX 0xf
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| 79 | #define CPU_SUBTYPE_INTEL_MODEL_ALL 0
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| 80 |
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| 81 | #define CPU_SUBTYPE_I386_ALL CPU_SUBTYPE_INTEL(3, 0)
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| 82 | #define CPU_SUBTYPE_386 CPU_SUBTYPE_INTEL(3, 0)
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| 83 | #define CPU_SUBTYPE_486 CPU_SUBTYPE_INTEL(4, 0)
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| 84 | #define CPU_SUBTYPE_486SX CPU_SUBTYPE_INTEL(4, 8)
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| 85 | #define CPU_SUBTYPE_586 CPU_SUBTYPE_INTEL(5, 0)
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| 86 | #define CPU_SUBTYPE_PENT CPU_SUBTYPE_INTEL(5, 0)
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| 87 | #define CPU_SUBTYPE_PENTPRO CPU_SUBTYPE_INTEL(6, 1)
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| 88 | #define CPU_SUBTYPE_PENTII_M3 CPU_SUBTYPE_INTEL(6, 3)
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| 89 | #define CPU_SUBTYPE_PENTII_M5 CPU_SUBTYPE_INTEL(6, 5)
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| 90 | #define CPU_SUBTYPE_CELERON CPU_SUBTYPE_INTEL(7, 6)
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| 91 | #define CPU_SUBTYPE_CELERON_MOBILE CPU_SUBTYPE_INTEL(7, 7)
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| 92 | #define CPU_SUBTYPE_PENTIUM_3 CPU_SUBTYPE_INTEL(8, 0)
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| 93 | #define CPU_SUBTYPE_PENTIUM_3_M CPU_SUBTYPE_INTEL(8, 1)
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| 94 | #define CPU_SUBTYPE_PENTIUM_3_XEON CPU_SUBTYPE_INTEL(8, 2)
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| 95 | #define CPU_SUBTYPE_PENTIUM_M CPU_SUBTYPE_INTEL(9, 0)
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| 96 | #define CPU_SUBTYPE_PENTIUM_4 CPU_SUBTYPE_INTEL(10, 0)
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| 97 | #define CPU_SUBTYPE_PENTIUM_4_M CPU_SUBTYPE_INTEL(10, 1)
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| 98 | #define CPU_SUBTYPE_ITANIUM CPU_SUBTYPE_INTEL(11, 0)
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| 99 | #define CPU_SUBTYPE_ITANIUM_2 CPU_SUBTYPE_INTEL(11, 1)
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| 100 | #define CPU_SUBTYPE_XEON CPU_SUBTYPE_INTEL(12, 0)
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| 101 | #define CPU_SUBTYPE_XEON_MP CPU_SUBTYPE_INTEL(12, 1)
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| 102 |
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| 103 | #define CPU_SUBTYPE_X86_ALL INT32_C(3)
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| 104 | #define CPU_SUBTYPE_X86_64_ALL INT32_C(3)
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| 105 | #define CPU_SUBTYPE_X86_ARCH1 INT32_C(4)
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| 106 |
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| 107 | #define CPU_SUBTYPE_MIPS_ALL INT32_C(0)
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| 108 | #define CPU_SUBTYPE_MIPS_R2300 INT32_C(1)
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| 109 | #define CPU_SUBTYPE_MIPS_R2600 INT32_C(2)
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| 110 | #define CPU_SUBTYPE_MIPS_R2800 INT32_C(3)
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| 111 | #define CPU_SUBTYPE_MIPS_R2000a INT32_C(4)
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| 112 | #define CPU_SUBTYPE_MIPS_R2000 INT32_C(5)
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| 113 | #define CPU_SUBTYPE_MIPS_R3000a INT32_C(6)
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| 114 | #define CPU_SUBTYPE_MIPS_R3000 INT32_C(7)
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| 115 |
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| 116 | #define CPU_SUBTYPE_MC98000_ALL INT32_C(0)
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| 117 | #define CPU_SUBTYPE_MC98601 INT32_C(1)
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| 118 |
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| 119 | #define CPU_SUBTYPE_HPPA_ALL INT32_C(0)
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| 120 | #define CPU_SUBTYPE_HPPA_7100 INT32_C(0)
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| 121 | #define CPU_SUBTYPE_HPPA_7100LC INT32_C(1)
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| 122 |
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| 123 | #define CPU_SUBTYPE_MC88000_ALL INT32_C(0)
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| 124 | #define CPU_SUBTYPE_MC88100 INT32_C(1)
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| 125 | #define CPU_SUBTYPE_MC88110 INT32_C(2)
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| 126 |
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| 127 | #define CPU_SUBTYPE_SPARC_ALL INT32_C(0)
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| 128 |
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| 129 | #define CPU_SUBTYPE_I860_ALL INT32_C(0)
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| 130 | #define CPU_SUBTYPE_I860_860 INT32_C(1)
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| 131 |
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| 132 | #define CPU_SUBTYPE_POWERPC_ALL INT32_C(0)
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| 133 | #define CPU_SUBTYPE_POWERPC_601 INT32_C(1)
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| 134 | #define CPU_SUBTYPE_POWERPC_602 INT32_C(2)
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| 135 | #define CPU_SUBTYPE_POWERPC_603 INT32_C(3)
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| 136 | #define CPU_SUBTYPE_POWERPC_603e INT32_C(4)
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| 137 | #define CPU_SUBTYPE_POWERPC_603ev INT32_C(5)
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| 138 | #define CPU_SUBTYPE_POWERPC_604 INT32_C(6)
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| 139 | #define CPU_SUBTYPE_POWERPC_604e INT32_C(7)
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| 140 | #define CPU_SUBTYPE_POWERPC_620 INT32_C(8)
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| 141 | #define CPU_SUBTYPE_POWERPC_750 INT32_C(9)
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| 142 | #define CPU_SUBTYPE_POWERPC_7400 INT32_C(10)
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| 143 | #define CPU_SUBTYPE_POWERPC_7450 INT32_C(11)
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| 144 | #define CPU_SUBTYPE_POWERPC_Max INT32_C(10)
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| 145 | #define CPU_SUBTYPE_POWERPC_SCVger INT32_C(11)
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| 146 | #define CPU_SUBTYPE_POWERPC_970 INT32_C(100)
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| 147 |
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| 148 | #define CPU_SUBTYPE_MASK UINT32_C(0xff000000)
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| 149 | #define CPU_SUBTYPE_LIB64 UINT32_C(0x80000000)
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| 150 |
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| 151 | #endif /* !CPU_ARCH_MASK */
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| 152 |
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| 153 |
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| 154 | typedef struct fat_header
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| 155 | {
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| 156 | uint32_t magic;
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| 157 | uint32_t nfat_arch;
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| 158 | } fat_header_t;
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| 159 |
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| 160 | #ifndef IMAGE_FAT_SIGNATURE
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| 161 | # define IMAGE_FAT_SIGNATURE UINT32_C(0xcafebabe)
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| 162 | #endif
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| 163 | #ifndef IMAGE_FAT_SIGNATURE_OE
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| 164 | # define IMAGE_FAT_SIGNATURE_OE UINT32_C(0xbebafeca)
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| 165 | #endif
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| 166 |
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| 167 | typedef struct fat_arch
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| 168 | {
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| 169 | int32_t cputype;
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| 170 | int32_t cpusubtype;
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| 171 | uint32_t offset;
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| 172 | uint32_t size;
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| 173 | uint32_t align;
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| 174 | } fat_arch_t;
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| 175 |
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| 176 | typedef struct mach_header_32
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| 177 | {
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| 178 | uint32_t magic;
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| 179 | int32_t cputype;
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| 180 | int32_t cpusubtype;
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| 181 | uint32_t filetype;
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| 182 | uint32_t ncmds;
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| 183 | uint32_t sizeofcmds;
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| 184 | uint32_t flags;
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| 185 | } mach_header_32_t;
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| 186 |
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| 187 | /* magic */
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| 188 | #ifndef IMAGE_MACHO32_SIGNATURE
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| 189 | # define IMAGE_MACHO32_SIGNATURE UINT32_C(0xfeedface)
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| 190 | #endif
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| 191 | #ifndef IMAGE_MACHO32_SIGNATURE_OE
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| 192 | # define IMAGE_MACHO32_SIGNATURE_OE UINT32_C(0xcefaedfe)
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| 193 | #endif
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| 194 | #define MH_MAGIC IMAGE_MACHO32_SIGNATURE
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| 195 | #define MH_CIGAM IMAGE_MACHO32_SIGNATURE_OE
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| 196 |
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| 197 | typedef struct mach_header_64
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| 198 | {
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| 199 | uint32_t magic;
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| 200 | int32_t cputype;
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| 201 | int32_t cpusubtype;
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| 202 | uint32_t filetype;
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| 203 | uint32_t ncmds;
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| 204 | uint32_t sizeofcmds;
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| 205 | uint32_t flags;
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| 206 | uint32_t reserved;
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| 207 | } mach_header_64_t;
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| 208 |
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| 209 | /* magic */
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| 210 | #ifndef IMAGE_MACHO64_SIGNATURE
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| 211 | # define IMAGE_MACHO64_SIGNATURE UINT32_C(0xfeedfacf)
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| 212 | #endif
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| 213 | #ifndef IMAGE_MACHO64_SIGNATURE_OE
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| 214 | # define IMAGE_MACHO64_SIGNATURE_OE UINT32_C(0xfefaedfe)
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| 215 | #endif
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| 216 | #define MH_MAGIC_64 IMAGE_MACHO64_SIGNATURE
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| 217 | #define MH_CIGAM_64 IMAGE_MACHO64_SIGNATURE_OE
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| 218 |
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| 219 | /* mach_header_* filetype */
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| 220 | #define MH_OBJECT UINT32_C(1)
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| 221 | #define MH_EXECUTE UINT32_C(2)
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| 222 | #define MH_FVMLIB UINT32_C(3)
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| 223 | #define MH_CORE UINT32_C(4)
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| 224 | #define MH_PRELOAD UINT32_C(5)
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| 225 | #define MH_DYLIB UINT32_C(6)
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| 226 | #define MH_DYLINKER UINT32_C(7)
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| 227 | #define MH_BUNDLE UINT32_C(8)
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| 228 | #define MH_DYLIB_STUB UINT32_C(9)
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| 229 | #define MH_DSYM UINT32_C(10)
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| 230 | #define MH_KEXT_BUNDLE UINT32_C(11)
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| 231 |
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| 232 | /* mach_header_* flags */
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| 233 | #define MH_NOUNDEFS UINT32_C(0x00000001)
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| 234 | #define MH_INCRLINK UINT32_C(0x00000002)
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| 235 | #define MH_DYLDLINK UINT32_C(0x00000004)
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| 236 | #define MH_BINDATLOAD UINT32_C(0x00000008)
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| 237 | #define MH_PREBOUND UINT32_C(0x00000010)
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| 238 | #define MH_SPLIT_SEGS UINT32_C(0x00000020)
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| 239 | #define MH_LAZY_INIT UINT32_C(0x00000040)
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| 240 | #define MH_TWOLEVEL UINT32_C(0x00000080)
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| 241 | #define MH_FORCE_FLAT UINT32_C(0x00000100)
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| 242 | #define MH_NOMULTIDEFS UINT32_C(0x00000200)
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| 243 | #define MH_NOFIXPREBINDING UINT32_C(0x00000400)
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| 244 | #define MH_PREBINDABLE UINT32_C(0x00000800)
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| 245 | #define MH_ALLMODSBOUND UINT32_C(0x00001000)
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| 246 | #define MH_SUBSECTIONS_VIA_SYMBOLS UINT32_C(0x00002000)
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| 247 | #define MH_CANONICAL UINT32_C(0x00004000)
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| 248 | #define MH_WEAK_DEFINES UINT32_C(0x00008000)
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| 249 | #define MH_BINDS_TO_WEAK UINT32_C(0x00010000)
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| 250 | #define MH_ALLOW_STACK_EXECUTION UINT32_C(0x00020000)
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| 251 | #define MH_ROOT_SAFE UINT32_C(0x00040000)
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| 252 | #define MH_SETUID_SAFE UINT32_C(0x00080000)
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| 253 | #define MH_NO_REEXPORTED_DYLIBS UINT32_C(0x00100000)
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| 254 | #define MH_PIE UINT32_C(0x00200000)
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| 255 | #define MH_DEAD_STRIPPABLE_DYLIB UINT32_C(0x00400000)
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| 256 | #define MH_HAS_TLV_DESCRIPTORS UINT32_C(0x00800000)
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| 257 | #define MH_NO_HEAP_EXECUTION UINT32_C(0x01000000)
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| 258 | #define MH_VALID_FLAGS UINT32_C(0x01ffffff)
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| 259 |
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| 260 |
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| 261 | typedef struct load_command
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| 262 | {
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| 263 | uint32_t cmd;
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| 264 | uint32_t cmdsize;
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| 265 | } load_command_t;
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| 266 |
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| 267 | /* load cmd */
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| 268 | #define LC_REQ_DYLD UINT32_C(0x80000000)
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| 269 | #define LC_SEGMENT_32 UINT32_C(0x01)
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| 270 | #define LC_SYMTAB UINT32_C(0x02)
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| 271 | #define LC_SYMSEG UINT32_C(0x03)
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| 272 | #define LC_THREAD UINT32_C(0x04)
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| 273 | #define LC_UNIXTHREAD UINT32_C(0x05)
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| 274 | #define LC_LOADFVMLIB UINT32_C(0x06)
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| 275 | #define LC_IDFVMLIB UINT32_C(0x07)
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| 276 | #define LC_IDENT UINT32_C(0x08)
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| 277 | #define LC_FVMFILE UINT32_C(0x09)
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| 278 | #define LC_PREPAGE UINT32_C(0x0a)
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| 279 | #define LC_DYSYMTAB UINT32_C(0x0b)
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| 280 | #define LC_LOAD_DYLIB UINT32_C(0x0c)
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| 281 | #define LC_ID_DYLIB UINT32_C(0x0d)
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| 282 | #define LC_LOAD_DYLINKER UINT32_C(0x0e)
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| 283 | #define LC_ID_DYLINKER UINT32_C(0x0f)
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| 284 | #define LC_PREBOUND_DYLIB UINT32_C(0x10)
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| 285 | #define LC_ROUTINES UINT32_C(0x11)
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| 286 | #define LC_SUB_FRAMEWORK UINT32_C(0x12)
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| 287 | #define LC_SUB_UMBRELLA UINT32_C(0x13)
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| 288 | #define LC_SUB_CLIENT UINT32_C(0x14)
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| 289 | #define LC_SUB_LIBRARY UINT32_C(0x15)
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| 290 | #define LC_TWOLEVEL_HINTS UINT32_C(0x16)
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| 291 | #define LC_PREBIND_CKSUM UINT32_C(0x17)
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| 292 | #define LC_LOAD_WEAK_DYLIB (UINT32_C(0x18) | LC_REQ_DYLD)
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| 293 | #define LC_SEGMENT_64 UINT32_C(0x19)
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| 294 | #define LC_ROUTINES_64 UINT32_C(0x1a)
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| 295 | #define LC_UUID UINT32_C(0x1b)
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| 296 | #define LC_RPATH (UINT32_C(0x1c) | LC_REQ_DYLD)
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| 297 | #define LC_CODE_SIGNATURE UINT32_C(0x1d)
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| 298 | #define LC_SEGMENT_SPLIT_INFO UINT32_C(0x1e)
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| 299 | #define LC_REEXPORT_DYLIB (UINT32_C(0x1f) | LC_REQ_DYLD)
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| 300 | #define LC_LAZY_LOAD_DYLIB UINT32_C(0x20)
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| 301 | #define LC_ENCRYPTION_INFO UINT32_C(0x21)
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| 302 | #define LC_DYLD_INFO UINT32_C(0x22)
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| 303 | #define LC_DYLD_INFO_ONLY (UINT32_C(0x22) | LC_REQ_DYLD)
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| 304 | #define LC_LOAD_UPWARD_DYLIB (UINT32_C(0x23) | LC_REQ_DYLD)
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| 305 | #define LC_VERSION_MIN_MACOSX UINT32_C(0x24)
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| 306 | #define LC_VERSION_MIN_IPHONEOS UINT32_C(0x25)
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| 307 | #define LC_FUNCTION_STARTS UINT32_C(0x26)
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| 308 | #define LC_DYLD_ENVIRONMENT UINT32_C(0x27)
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| 309 | #define LC_MAIN (UINT32_C(0x28) | LC_REQ_DYLD)
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| 310 | #define LC_DATA_IN_CODE UINT32_C(0x29)
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| 311 | #define LC_SOURCE_VERSION UINT32_C(0x2a)
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| 312 | #define LC_DYLIB_CODE_SIGN_DRS UINT32_C(0x2b)
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| 313 | #define LC_ENCRYPTION_INFO_64 UINT32_C(0x2c)
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|---|
| 314 | #define LC_LINKER_OPTION UINT32_C(0x2d)
|
|---|
| 315 | #define LC_LINKER_OPTIMIZATION_HINT UINT32_C(0x2e)
|
|---|
| 316 | #define LC_VERSION_MIN_TVOS UINT32_C(0x2f)
|
|---|
| 317 | #define LC_VERSION_MIN_WATCHOS UINT32_C(0x30)
|
|---|
| 318 | #define LC_NOTE UINT32_C(0x31)
|
|---|
| 319 | #define LC_BUILD_VERSION UINT32_C(0x32)
|
|---|
| 320 |
|
|---|
| 321 |
|
|---|
| 322 | typedef struct lc_str
|
|---|
| 323 | {
|
|---|
| 324 | uint32_t offset;
|
|---|
| 325 | } lc_str_t;
|
|---|
| 326 |
|
|---|
| 327 | typedef struct segment_command_32
|
|---|
| 328 | {
|
|---|
| 329 | uint32_t cmd;
|
|---|
| 330 | uint32_t cmdsize;
|
|---|
| 331 | char segname[16];
|
|---|
| 332 | uint32_t vmaddr;
|
|---|
| 333 | uint32_t vmsize;
|
|---|
| 334 | uint32_t fileoff;
|
|---|
| 335 | uint32_t filesize;
|
|---|
| 336 | uint32_t maxprot;
|
|---|
| 337 | uint32_t initprot;
|
|---|
| 338 | uint32_t nsects;
|
|---|
| 339 | uint32_t flags;
|
|---|
| 340 | } segment_command_32_t;
|
|---|
| 341 |
|
|---|
| 342 | typedef struct segment_command_64
|
|---|
| 343 | {
|
|---|
| 344 | uint32_t cmd;
|
|---|
| 345 | uint32_t cmdsize;
|
|---|
| 346 | char segname[16];
|
|---|
| 347 | uint64_t vmaddr;
|
|---|
| 348 | uint64_t vmsize;
|
|---|
| 349 | uint64_t fileoff;
|
|---|
| 350 | uint64_t filesize;
|
|---|
| 351 | uint32_t maxprot;
|
|---|
| 352 | uint32_t initprot;
|
|---|
| 353 | uint32_t nsects;
|
|---|
| 354 | uint32_t flags;
|
|---|
| 355 | } segment_command_64_t;
|
|---|
| 356 |
|
|---|
| 357 | /* segment flags */
|
|---|
| 358 | #define SG_HIGHVM UINT32_C(0x00000001)
|
|---|
| 359 | #define SG_FVMLIB UINT32_C(0x00000002)
|
|---|
| 360 | #define SG_NORELOC UINT32_C(0x00000004)
|
|---|
| 361 | #define SG_PROTECTED_VERSION_1 UINT32_C(0x00000008)
|
|---|
| 362 |
|
|---|
| 363 | /* maxprot/initprot */
|
|---|
| 364 | #ifndef VM_PROT_NONE
|
|---|
| 365 | # define VM_PROT_NONE UINT32_C(0x00000000)
|
|---|
| 366 | # define VM_PROT_READ UINT32_C(0x00000001)
|
|---|
| 367 | # define VM_PROT_WRITE UINT32_C(0x00000002)
|
|---|
| 368 | # define VM_PROT_EXECUTE UINT32_C(0x00000004)
|
|---|
| 369 | # define VM_PROT_ALL UINT32_C(0x00000007)
|
|---|
| 370 | #endif
|
|---|
| 371 |
|
|---|
| 372 | typedef struct section_32
|
|---|
| 373 | {
|
|---|
| 374 | char sectname[16];
|
|---|
| 375 | char segname[16];
|
|---|
| 376 | uint32_t addr;
|
|---|
| 377 | uint32_t size;
|
|---|
| 378 | uint32_t offset;
|
|---|
| 379 | uint32_t align;
|
|---|
| 380 | uint32_t reloff;
|
|---|
| 381 | uint32_t nreloc;
|
|---|
| 382 | uint32_t flags;
|
|---|
| 383 | uint32_t reserved1;
|
|---|
| 384 | uint32_t reserved2;
|
|---|
| 385 | } section_32_t;
|
|---|
| 386 |
|
|---|
| 387 | typedef struct section_64
|
|---|
| 388 | {
|
|---|
| 389 | char sectname[16];
|
|---|
| 390 | char segname[16];
|
|---|
| 391 | uint64_t addr;
|
|---|
| 392 | uint64_t size;
|
|---|
| 393 | uint32_t offset;
|
|---|
| 394 | uint32_t align;
|
|---|
| 395 | uint32_t reloff;
|
|---|
| 396 | uint32_t nreloc;
|
|---|
| 397 | uint32_t flags;
|
|---|
| 398 | uint32_t reserved1;
|
|---|
| 399 | uint32_t reserved2;
|
|---|
| 400 | uint32_t reserved3;
|
|---|
| 401 | } section_64_t;
|
|---|
| 402 |
|
|---|
| 403 | /* section flags */
|
|---|
| 404 | #define SECTION_TYPE UINT32_C(0x000000ff)
|
|---|
| 405 | #define S_REGULAR 0x0
|
|---|
| 406 | #define S_ZEROFILL 0x1
|
|---|
| 407 | #define S_CSTRING_LITERALS 0x2
|
|---|
| 408 | #define S_4BYTE_LITERALS 0x3
|
|---|
| 409 | #define S_8BYTE_LITERALS 0x4
|
|---|
| 410 | #define S_LITERAL_POINTERS 0x5
|
|---|
| 411 | #define S_NON_LAZY_SYMBOL_POINTERS 0x6
|
|---|
| 412 | #define S_LAZY_SYMBOL_POINTERS 0x7
|
|---|
| 413 | #define S_SYMBOL_STUBS 0x8
|
|---|
| 414 | #define S_MOD_INIT_FUNC_POINTERS 0x9
|
|---|
| 415 | #define S_MOD_TERM_FUNC_POINTERS 0xa
|
|---|
| 416 | #define S_COALESCED 0xb
|
|---|
| 417 | #define S_GB_ZEROFILL 0xc
|
|---|
| 418 | #define S_INTERPOSING 0xd
|
|---|
| 419 | #define S_16BYTE_LITERALS 0xe
|
|---|
| 420 | #define S_DTRACE_DOF 0xf
|
|---|
| 421 | #define S_LAZY_DYLIB_SYMBOL_POINTERS 0x10
|
|---|
| 422 |
|
|---|
| 423 | #define SECTION_ATTRIBUTES UINT32_C(0xffffff00)
|
|---|
| 424 | #define SECTION_ATTRIBUTES_USR UINT32_C(0xff000000)
|
|---|
| 425 | #define S_ATTR_PURE_INSTRUCTIONS UINT32_C(0x80000000)
|
|---|
| 426 | #define S_ATTR_NO_TOC UINT32_C(0x40000000)
|
|---|
| 427 | #define S_ATTR_STRIP_STATIC_SYMS UINT32_C(0x20000000)
|
|---|
| 428 | #define S_ATTR_NO_DEAD_STRIP UINT32_C(0x10000000)
|
|---|
| 429 | #define S_ATTR_LIVE_SUPPORT UINT32_C(0x08000000)
|
|---|
| 430 | #define S_ATTR_SELF_MODIFYING_CODE UINT32_C(0x04000000)
|
|---|
| 431 | #define S_ATTR_DEBUG UINT32_C(0x02000000)
|
|---|
| 432 | #define SECTION_ATTRIBUTES_SYS UINT32_C(0x00ffff00)
|
|---|
| 433 | #define S_ATTR_SOME_INSTRUCTIONS UINT32_C(0x00000400)
|
|---|
| 434 | #define S_ATTR_EXT_RELOC UINT32_C(0x00000200)
|
|---|
| 435 | #define S_ATTR_LOC_RELOC UINT32_C(0x00000100)
|
|---|
| 436 |
|
|---|
| 437 | /* standard section names */
|
|---|
| 438 | #define SEG_PAGEZERO "__PAGEZERO"
|
|---|
| 439 | #define SEG_TEXT "__TEXT"
|
|---|
| 440 | #define SECT_TEXT "__text"
|
|---|
| 441 | #define SECT_FVMLIB_INIT0 "__fvmlib_init0"
|
|---|
| 442 | #define SECT_FVMLIB_INIT1 "__fvmlib_init1"
|
|---|
| 443 | #define SEG_DATA "__DATA"
|
|---|
| 444 | #define SECT_DATA "__data"
|
|---|
| 445 | #define SECT_BSS "__bss"
|
|---|
| 446 | #define SECT_COMMON "__common"
|
|---|
| 447 | #define SEG_OBJC "__OBJC"
|
|---|
| 448 | #define SECT_OBJC_SYMBOLS "__symbol_table"
|
|---|
| 449 | #define SECT_OBJC_MODULES "__module_info"
|
|---|
| 450 | #define SECT_OBJC_STRINGS "__selector_strs"
|
|---|
| 451 | #define SECT_OBJC_REFS "__selector_refs"
|
|---|
| 452 | #define SEG_ICON "__ICON"
|
|---|
| 453 | #define SECT_ICON_HEADER "__header"
|
|---|
| 454 | #define SECT_ICON_TIFF "__tiff"
|
|---|
| 455 | #define SEG_LINKEDIT "__LINKEDIT"
|
|---|
| 456 | #define SEG_UNIXSTACK "__UNIXSTACK"
|
|---|
| 457 | #define SEG_IMPORT "__IMPORT"
|
|---|
| 458 |
|
|---|
| 459 | typedef struct thread_command
|
|---|
| 460 | {
|
|---|
| 461 | uint32_t cmd;
|
|---|
| 462 | uint32_t cmdsize;
|
|---|
| 463 | } thread_command_t;
|
|---|
| 464 |
|
|---|
| 465 | typedef struct symtab_command
|
|---|
| 466 | {
|
|---|
| 467 | uint32_t cmd;
|
|---|
| 468 | uint32_t cmdsize;
|
|---|
| 469 | uint32_t symoff;
|
|---|
| 470 | uint32_t nsyms;
|
|---|
| 471 | uint32_t stroff;
|
|---|
| 472 | uint32_t strsize;
|
|---|
| 473 | } symtab_command_t;
|
|---|
| 474 |
|
|---|
| 475 | typedef struct uuid_command
|
|---|
| 476 | {
|
|---|
| 477 | uint32_t cmd;
|
|---|
| 478 | uint32_t cmdsize;
|
|---|
| 479 | uint8_t uuid[16];
|
|---|
| 480 | } uuid_command_t;
|
|---|
| 481 |
|
|---|
| 482 | typedef struct macho_nlist_32
|
|---|
| 483 | {
|
|---|
| 484 | union
|
|---|
| 485 | {
|
|---|
| 486 | int32_t n_strx;
|
|---|
| 487 | } n_un;
|
|---|
| 488 | uint8_t n_type;
|
|---|
| 489 | uint8_t n_sect;
|
|---|
| 490 | int16_t n_desc;
|
|---|
| 491 | uint32_t n_value;
|
|---|
| 492 | } macho_nlist_32_t;
|
|---|
| 493 |
|
|---|
| 494 |
|
|---|
| 495 | typedef struct macho_nlist_64
|
|---|
| 496 | {
|
|---|
| 497 | union
|
|---|
| 498 | {
|
|---|
| 499 | uint32_t n_strx;
|
|---|
| 500 | } n_un;
|
|---|
| 501 | uint8_t n_type;
|
|---|
| 502 | uint8_t n_sect;
|
|---|
| 503 | int16_t n_desc;
|
|---|
| 504 | uint64_t n_value;
|
|---|
| 505 | } macho_nlist_64_t;
|
|---|
| 506 |
|
|---|
| 507 | #define MACHO_N_EXT UINT8_C(0x01)
|
|---|
| 508 | #define MACHO_N_PEXT UINT8_C(0x10)
|
|---|
| 509 |
|
|---|
| 510 | #define MACHO_N_TYPE UINT8_C(0x0e)
|
|---|
| 511 | #define MACHO_N_UNDF UINT8_C(0x00)
|
|---|
| 512 | #define MACHO_N_ABS UINT8_C(0x02)
|
|---|
| 513 | #define MACHO_N_INDR UINT8_C(0x0a)
|
|---|
| 514 | #define MACHO_N_PBUD UINT8_C(0x0c)
|
|---|
| 515 | #define MACHO_N_SECT UINT8_C(0x0e)
|
|---|
| 516 |
|
|---|
| 517 | #define MACHO_N_STAB UINT8_C(0xe0)
|
|---|
| 518 | #define MACHO_N_GSYM UINT8_C(0x20)
|
|---|
| 519 | #define MACHO_N_FNAME UINT8_C(0x22)
|
|---|
| 520 | #define MACHO_N_FUN UINT8_C(0x24)
|
|---|
| 521 | #define MACHO_N_STSYM UINT8_C(0x26)
|
|---|
| 522 | #define MACHO_N_LCSYM UINT8_C(0x28)
|
|---|
| 523 | #define MACHO_N_BNSYM UINT8_C(0x2e)
|
|---|
| 524 | #define MACHO_N_PC UINT8_C(0x30)
|
|---|
| 525 | #define MACHO_N_OPT UINT8_C(0x3c)
|
|---|
| 526 | #define MACHO_N_RSYM UINT8_C(0x40)
|
|---|
| 527 | #define MACHO_N_SLINE UINT8_C(0x44)
|
|---|
| 528 | #define MACHO_N_ENSYM UINT8_C(0x4e)
|
|---|
| 529 | #define MACHO_N_SSYM UINT8_C(0x60)
|
|---|
| 530 | #define MACHO_N_SO UINT8_C(0x64)
|
|---|
| 531 | #define MACHO_N_OSO UINT8_C(0x66)
|
|---|
| 532 | #define MACHO_N_LSYM UINT8_C(0x80)
|
|---|
| 533 | #define MACHO_N_BINCL UINT8_C(0x82)
|
|---|
| 534 | #define MACHO_N_SOL UINT8_C(0x84)
|
|---|
| 535 | #define MACHO_N_PARAMS UINT8_C(0x86)
|
|---|
| 536 | #define MACHO_N_VERSION UINT8_C(0x88)
|
|---|
| 537 | #define MACHO_N_OLEVEL UINT8_C(0x8A)
|
|---|
| 538 | #define MACHO_N_PSYM UINT8_C(0xa0)
|
|---|
| 539 | #define MACHO_N_EINCL UINT8_C(0xa2)
|
|---|
| 540 | #define MACHO_N_ENTRY UINT8_C(0xa4)
|
|---|
| 541 | #define MACHO_N_LBRAC UINT8_C(0xc0)
|
|---|
| 542 | #define MACHO_N_EXCL UINT8_C(0xc2)
|
|---|
| 543 | #define MACHO_N_RBRAC UINT8_C(0xe0)
|
|---|
| 544 | #define MACHO_N_BCOMM UINT8_C(0xe2)
|
|---|
| 545 | #define MACHO_N_ECOMM UINT8_C(0xe4)
|
|---|
| 546 | #define MACHO_N_ECOML UINT8_C(0xe8)
|
|---|
| 547 | #define MACHO_N_LENG UINT8_C(0xfe)
|
|---|
| 548 |
|
|---|
| 549 | #define MACHO_NO_SECT UINT8_C(0x00)
|
|---|
| 550 | #define MACHO_MAX_SECT UINT8_C(0xff)
|
|---|
| 551 |
|
|---|
| 552 | #define REFERENCE_TYPE UINT16_C(0x000f)
|
|---|
| 553 | #define REFERENCE_FLAG_UNDEFINED_NON_LAZY 0
|
|---|
| 554 | #define REFERENCE_FLAG_UNDEFINED_LAZY 1
|
|---|
| 555 | #define REFERENCE_FLAG_DEFINED 2
|
|---|
| 556 | #define REFERENCE_FLAG_PRIVATE_DEFINED 3
|
|---|
| 557 | #define REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY 4
|
|---|
| 558 | #define REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY 5
|
|---|
| 559 | #define REFERENCED_DYNAMICALLY UINT16_C(0x0010)
|
|---|
| 560 |
|
|---|
| 561 | #define GET_LIBRARY_ORDINAL(a_n_desc) \
|
|---|
| 562 | RT_BYTE2(a_n_desc)
|
|---|
| 563 | #define SET_LIBRARY_ORDINAL(a_n_desc, a_ordinal) \
|
|---|
| 564 | do { (a_n_desc) = RT_MAKE_U16(RT_BYTE1(a_n_desc), a_ordinal); } while (0)
|
|---|
| 565 |
|
|---|
| 566 | #define SELF_LIBRARY_ORDINAL 0x00
|
|---|
| 567 | #define MAX_LIBRARY_ORDINAL 0xfd
|
|---|
| 568 | #define DYNAMIC_LOOKUP_ORDINAL 0xfe
|
|---|
| 569 | #define EXECUTABLE_ORDINAL 0xff
|
|---|
| 570 |
|
|---|
| 571 | #define N_NO_DEAD_STRIP UINT16_C(0x0020)
|
|---|
| 572 | #define N_DESC_DISCARDED UINT16_C(0x0020)
|
|---|
| 573 | #define N_WEAK_REF UINT16_C(0x0040)
|
|---|
| 574 | #define N_WEAK_DEF UINT16_C(0x0080)
|
|---|
| 575 | #define N_REF_TO_WEAK UINT16_C(0x0080)
|
|---|
| 576 | #define N_SYMBOL_RESOLVER UINT16_C(0x0100)
|
|---|
| 577 | #define N_ALT_ENTRY UINT16_C(0x0200)
|
|---|
| 578 |
|
|---|
| 579 | typedef struct macho_relocation_info
|
|---|
| 580 | {
|
|---|
| 581 | int32_t r_address;
|
|---|
| 582 | uint32_t r_symbolnum : 24;
|
|---|
| 583 | uint32_t r_pcrel : 1;
|
|---|
| 584 | uint32_t r_length : 2;
|
|---|
| 585 | uint32_t r_extern : 1;
|
|---|
| 586 | uint32_t r_type : 4;
|
|---|
| 587 | } macho_relocation_info_t;
|
|---|
| 588 |
|
|---|
| 589 | #define R_ABS 0
|
|---|
| 590 | #define R_SCATTERED UINT32_C(0x80000000)
|
|---|
| 591 |
|
|---|
| 592 | typedef struct scattered_relocation_info
|
|---|
| 593 | {
|
|---|
| 594 | #ifdef RT_LITTLE_ENDIAN
|
|---|
| 595 | uint32_t r_address : 24;
|
|---|
| 596 | uint32_t r_type : 4;
|
|---|
| 597 | uint32_t r_length : 2;
|
|---|
| 598 | uint32_t r_pcrel : 1;
|
|---|
| 599 | uint32_t r_scattered : 1;
|
|---|
| 600 | #elif defined(RT_BIG_ENDIAN)
|
|---|
| 601 | uint32_t r_scattered : 1;
|
|---|
| 602 | uint32_t r_pcrel : 1;
|
|---|
| 603 | uint32_t r_length : 2;
|
|---|
| 604 | uint32_t r_type : 4;
|
|---|
| 605 | uint32_t r_address : 24;
|
|---|
| 606 | #else
|
|---|
| 607 | # error "Neither K_ENDIAN isn't LITTLE or BIG!"
|
|---|
| 608 | #endif
|
|---|
| 609 | int32_t r_value;
|
|---|
| 610 | } scattered_relocation_info_t;
|
|---|
| 611 |
|
|---|
| 612 | typedef enum reloc_type_generic
|
|---|
| 613 | {
|
|---|
| 614 | GENERIC_RELOC_VANILLA = 0,
|
|---|
| 615 | GENERIC_RELOC_PAIR,
|
|---|
| 616 | GENERIC_RELOC_SECTDIFF,
|
|---|
| 617 | GENERIC_RELOC_PB_LA_PTR,
|
|---|
| 618 | GENERIC_RELOC_LOCAL_SECTDIFF
|
|---|
| 619 | } reloc_type_generic_t;
|
|---|
| 620 |
|
|---|
| 621 | typedef enum reloc_type_x86_64
|
|---|
| 622 | {
|
|---|
| 623 | X86_64_RELOC_UNSIGNED = 0,
|
|---|
| 624 | X86_64_RELOC_SIGNED,
|
|---|
| 625 | X86_64_RELOC_BRANCH,
|
|---|
| 626 | X86_64_RELOC_GOT_LOAD,
|
|---|
| 627 | X86_64_RELOC_GOT,
|
|---|
| 628 | X86_64_RELOC_SUBTRACTOR,
|
|---|
| 629 | X86_64_RELOC_SIGNED_1,
|
|---|
| 630 | X86_64_RELOC_SIGNED_2,
|
|---|
| 631 | X86_64_RELOC_SIGNED_4
|
|---|
| 632 | } reloc_type_x86_64_t;
|
|---|
| 633 |
|
|---|
| 634 | #endif
|
|---|
| 635 |
|
|---|
