diff options
Diffstat (limited to 'include/iprt/formats/mach-o.h')
| -rw-r--r-- | include/iprt/formats/mach-o.h | 626 |
1 files changed, 626 insertions, 0 deletions
diff --git a/include/iprt/formats/mach-o.h b/include/iprt/formats/mach-o.h new file mode 100644 index 00000000..6f51c8d3 --- /dev/null +++ b/include/iprt/formats/mach-o.h @@ -0,0 +1,626 @@ +/* $Id: mach-o.h $ */ +/** @file + * IPRT - Mach-O Structures and Constants. + */ + +/* + * Copyright (C) 2011-2012 Oracle Corporation + * + * This file is part of VirtualBox Open Source Edition (OSE), as + * available from http://www.virtualbox.org. This file is free software; + * you can redistribute it and/or modify it under the terms of the GNU + * General Public License (GPL) as published by the Free Software + * Foundation, in version 2 as it comes in the "COPYING" file of the + * VirtualBox OSE distribution. VirtualBox OSE is distributed in the + * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL) only, as it comes in the "COPYING.CDDL" file of the + * VirtualBox OSE distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + */ + +#ifndef ___internal_ldrMach_O_h +#define ___internal_ldrMach_O_h + +#include <iprt/types.h> + +#ifndef CPU_ARCH_MASK + +/* cputype */ +#define CPU_ARCH_MASK INT32_C(0xff000000) +#define CPU_ARCH_ABI64 INT32_C(0x01000000) +#define CPU_TYPE_ANY INT32_C(-1) +#define CPU_TYPE_VAX INT32_C(1) +#define CPU_TYPE_MC680x0 INT32_C(6) +#define CPU_TYPE_X86 INT32_C(7) +#define CPU_TYPE_I386 CPU_TYPE_X86 +#define CPU_TYPE_X86_64 (CPU_TYPE_X86 | CPU_ARCH_ABI64) +#define CPU_TYPE_MC98000 INT32_C(10) +#define CPU_TYPE_HPPA INT32_C(11) +#define CPU_TYPE_MC88000 INT32_C(13) +#define CPU_TYPE_SPARC INT32_C(14) +#define CPU_TYPE_I860 INT32_C(15) +#define CPU_TYPE_POWERPC INT32_C(18) +#define CPU_TYPE_POWERPC64 (CPU_TYPE_POWERPC | CPU_ARCH_ABI64) + +/* cpusubtype */ +#define CPU_SUBTYPE_MULTIPLE INT32_C(-1) +#define CPU_SUBTYPE_LITTLE_ENDIAN INT32_C(0) +#define CPU_SUBTYPE_BIG_ENDIAN INT32_C(1) + +#define CPU_SUBTYPE_VAX_ALL INT32_C(0) +#define CPU_SUBTYPE_VAX780 INT32_C(1) +#define CPU_SUBTYPE_VAX785 INT32_C(2) +#define CPU_SUBTYPE_VAX750 INT32_C(3) +#define CPU_SUBTYPE_VAX730 INT32_C(4) +#define CPU_SUBTYPE_UVAXI INT32_C(5) +#define CPU_SUBTYPE_UVAXII INT32_C(6) +#define CPU_SUBTYPE_VAX8200 INT32_C(7) +#define CPU_SUBTYPE_VAX8500 INT32_C(8) +#define CPU_SUBTYPE_VAX8600 INT32_C(9) +#define CPU_SUBTYPE_VAX8650 INT32_C(10) +#define CPU_SUBTYPE_VAX8800 INT32_C(11) +#define CPU_SUBTYPE_UVAXIII INT32_C(12) + +#define CPU_SUBTYPE_MC680x0_ALL INT32_C(1) +#define CPU_SUBTYPE_MC68030 INT32_C(1) +#define CPU_SUBTYPE_MC68040 INT32_C(2) +#define CPU_SUBTYPE_MC68030_ONLY INT32_C(3) + +#define CPU_SUBTYPE_INTEL(fam, model) ( (int32_t )(((model) << 4) | (fam)) ) +#define CPU_SUBTYPE_INTEL_FAMILY(subtype) ( (subtype) & 0xf ) +#define CPU_SUBTYPE_INTEL_MODEL(subtype) ( (subtype) >> 4 ) +#define CPU_SUBTYPE_INTEL_FAMILY_MAX 0xf +#define CPU_SUBTYPE_INTEL_MODEL_ALL 0 + +#define CPU_SUBTYPE_I386_ALL CPU_SUBTYPE_INTEL(3, 0) +#define CPU_SUBTYPE_386 CPU_SUBTYPE_INTEL(3, 0) +#define CPU_SUBTYPE_486 CPU_SUBTYPE_INTEL(4, 0) +#define CPU_SUBTYPE_486SX CPU_SUBTYPE_INTEL(4, 8) +#define CPU_SUBTYPE_586 CPU_SUBTYPE_INTEL(5, 0) +#define CPU_SUBTYPE_PENT CPU_SUBTYPE_INTEL(5, 0) +#define CPU_SUBTYPE_PENTPRO CPU_SUBTYPE_INTEL(6, 1) +#define CPU_SUBTYPE_PENTII_M3 CPU_SUBTYPE_INTEL(6, 3) +#define CPU_SUBTYPE_PENTII_M5 CPU_SUBTYPE_INTEL(6, 5) +#define CPU_SUBTYPE_CELERON CPU_SUBTYPE_INTEL(7, 6) +#define CPU_SUBTYPE_CELERON_MOBILE CPU_SUBTYPE_INTEL(7, 7) +#define CPU_SUBTYPE_PENTIUM_3 CPU_SUBTYPE_INTEL(8, 0) +#define CPU_SUBTYPE_PENTIUM_3_M CPU_SUBTYPE_INTEL(8, 1) +#define CPU_SUBTYPE_PENTIUM_3_XEON CPU_SUBTYPE_INTEL(8, 2) +#define CPU_SUBTYPE_PENTIUM_M CPU_SUBTYPE_INTEL(9, 0) +#define CPU_SUBTYPE_PENTIUM_4 CPU_SUBTYPE_INTEL(10, 0) +#define CPU_SUBTYPE_PENTIUM_4_M CPU_SUBTYPE_INTEL(10, 1) +#define CPU_SUBTYPE_ITANIUM CPU_SUBTYPE_INTEL(11, 0) +#define CPU_SUBTYPE_ITANIUM_2 CPU_SUBTYPE_INTEL(11, 1) +#define CPU_SUBTYPE_XEON CPU_SUBTYPE_INTEL(12, 0) +#define CPU_SUBTYPE_XEON_MP CPU_SUBTYPE_INTEL(12, 1) + +#define CPU_SUBTYPE_X86_ALL INT32_C(3) +#define CPU_SUBTYPE_X86_64_ALL INT32_C(3) +#define CPU_SUBTYPE_X86_ARCH1 INT32_C(4) + +#define CPU_SUBTYPE_MIPS_ALL INT32_C(0) +#define CPU_SUBTYPE_MIPS_R2300 INT32_C(1) +#define CPU_SUBTYPE_MIPS_R2600 INT32_C(2) +#define CPU_SUBTYPE_MIPS_R2800 INT32_C(3) +#define CPU_SUBTYPE_MIPS_R2000a INT32_C(4) +#define CPU_SUBTYPE_MIPS_R2000 INT32_C(5) +#define CPU_SUBTYPE_MIPS_R3000a INT32_C(6) +#define CPU_SUBTYPE_MIPS_R3000 INT32_C(7) + +#define CPU_SUBTYPE_MC98000_ALL INT32_C(0) +#define CPU_SUBTYPE_MC98601 INT32_C(1) + +#define CPU_SUBTYPE_HPPA_ALL INT32_C(0) +#define CPU_SUBTYPE_HPPA_7100 INT32_C(0) +#define CPU_SUBTYPE_HPPA_7100LC INT32_C(1) + +#define CPU_SUBTYPE_MC88000_ALL INT32_C(0) +#define CPU_SUBTYPE_MC88100 INT32_C(1) +#define CPU_SUBTYPE_MC88110 INT32_C(2) + +#define CPU_SUBTYPE_SPARC_ALL INT32_C(0) + +#define CPU_SUBTYPE_I860_ALL INT32_C(0) +#define CPU_SUBTYPE_I860_860 INT32_C(1) + +#define CPU_SUBTYPE_POWERPC_ALL INT32_C(0) +#define CPU_SUBTYPE_POWERPC_601 INT32_C(1) +#define CPU_SUBTYPE_POWERPC_602 INT32_C(2) +#define CPU_SUBTYPE_POWERPC_603 INT32_C(3) +#define CPU_SUBTYPE_POWERPC_603e INT32_C(4) +#define CPU_SUBTYPE_POWERPC_603ev INT32_C(5) +#define CPU_SUBTYPE_POWERPC_604 INT32_C(6) +#define CPU_SUBTYPE_POWERPC_604e INT32_C(7) +#define CPU_SUBTYPE_POWERPC_620 INT32_C(8) +#define CPU_SUBTYPE_POWERPC_750 INT32_C(9) +#define CPU_SUBTYPE_POWERPC_7400 INT32_C(10) +#define CPU_SUBTYPE_POWERPC_7450 INT32_C(11) +#define CPU_SUBTYPE_POWERPC_Max INT32_C(10) +#define CPU_SUBTYPE_POWERPC_SCVger INT32_C(11) +#define CPU_SUBTYPE_POWERPC_970 INT32_C(100) + +#define CPU_SUBTYPE_MASK UINT32_C(0xff000000) +#define CPU_SUBTYPE_LIB64 UINT32_C(0x80000000) + +#endif /* !CPU_ARCH_MASK */ + + +typedef struct fat_header +{ + uint32_t magic; + uint32_t nfat_arch; +} fat_header_t; + +#ifndef IMAGE_FAT_SIGNATURE +# define IMAGE_FAT_SIGNATURE UINT32_C(0xcafebabe) +#endif +#ifndef IMAGE_FAT_SIGNATURE_OE +# define IMAGE_FAT_SIGNATURE_OE UINT32_C(0xbebafeca) +#endif + +typedef struct fat_arch +{ + int32_t cputype; + int32_t cpusubtype; + uint32_t offset; + uint32_t size; + uint32_t align; +} fat_arch_t; + +typedef struct mach_header_32 +{ + uint32_t magic; + int32_t cputype; + int32_t cpusubtype; + uint32_t filetype; + uint32_t ncmds; + uint32_t sizeofcmds; + uint32_t flags; +} mach_header_32_t; + +/* magic */ +#ifndef IMAGE_MACHO32_SIGNATURE +# define IMAGE_MACHO32_SIGNATURE UINT32_C(0xfeedface) +#endif +#ifndef IMAGE_MACHO32_SIGNATURE_OE +# define IMAGE_MACHO32_SIGNATURE_OE UINT32_C(0xcefaedfe) +#endif +#define MH_MAGIC IMAGE_MACHO32_SIGNATURE +#define MH_CIGAM IMAGE_MACHO32_SIGNATURE_OE + +typedef struct mach_header_64 +{ + uint32_t magic; + int32_t cputype; + int32_t cpusubtype; + uint32_t filetype; + uint32_t ncmds; + uint32_t sizeofcmds; + uint32_t flags; + uint32_t reserved; +} mach_header_64_t; + +/* magic */ +#ifndef IMAGE_MACHO64_SIGNATURE +# define IMAGE_MACHO64_SIGNATURE UINT32_C(0xfeedfacf) +#endif +#ifndef IMAGE_MACHO64_SIGNATURE_OE +# define IMAGE_MACHO64_SIGNATURE_OE UINT32_C(0xfefaedfe) +#endif +#define MH_MAGIC_64 IMAGE_MACHO64_SIGNATURE +#define MH_CIGAM_64 IMAGE_MACHO64_SIGNATURE_OE + +/* mach_header_* filetype */ +#define MH_OBJECT UINT32_C(1) +#define MH_EXECUTE UINT32_C(2) +#define MH_FVMLIB UINT32_C(3) +#define MH_CORE UINT32_C(4) +#define MH_PRELOAD UINT32_C(5) +#define MH_DYLIB UINT32_C(6) +#define MH_DYLINKER UINT32_C(7) +#define MH_BUNDLE UINT32_C(8) +#define MH_DYLIB_STUB UINT32_C(9) +#define MH_DSYM UINT32_C(10) +#define MH_KEXT_BUNDLE UINT32_C(11) + +/* mach_header_* flags */ +#define MH_NOUNDEFS UINT32_C(0x00000001) +#define MH_INCRLINK UINT32_C(0x00000002) +#define MH_DYLDLINK UINT32_C(0x00000004) +#define MH_BINDATLOAD UINT32_C(0x00000008) +#define MH_PREBOUND UINT32_C(0x00000010) +#define MH_SPLIT_SEGS UINT32_C(0x00000020) +#define MH_LAZY_INIT UINT32_C(0x00000040) +#define MH_TWOLEVEL UINT32_C(0x00000080) +#define MH_FORCE_FLAT UINT32_C(0x00000100) +#define MH_NOMULTIDEFS UINT32_C(0x00000200) +#define MH_NOFIXPREBINDING UINT32_C(0x00000400) +#define MH_PREBINDABLE UINT32_C(0x00000800) +#define MH_ALLMODSBOUND UINT32_C(0x00001000) +#define MH_SUBSECTIONS_VIA_SYMBOLS UINT32_C(0x00002000) +#define MH_CANONICAL UINT32_C(0x00004000) +#define MH_WEAK_DEFINES UINT32_C(0x00008000) +#define MH_BINDS_TO_WEAK UINT32_C(0x00010000) +#define MH_ALLOW_STACK_EXECUTION UINT32_C(0x00020000) +#define MH_ROOT_SAFE UINT32_C(0x00040000) +#define MH_SETUID_SAFE UINT32_C(0x00080000) +#define MH_NO_REEXPORTED_DYLIBS UINT32_C(0x00100000) +#define MH_PIE UINT32_C(0x00200000) +#define MH_DEAD_STRIPPABLE_DYLIB UINT32_C(0x00400000) +#define MH_HAS_TLV_DESCRIPTORS UINT32_C(0x00800000) +#define MH_NO_HEAP_EXECUTION UINT32_C(0x01000000) +#define MH_VALID_FLAGS UINT32_C(0x01ffffff) + + +typedef struct load_command +{ + uint32_t cmd; + uint32_t cmdsize; +} load_command_t; + +/* load cmd */ +#define LC_REQ_DYLD UINT32_C(0x80000000) +#define LC_SEGMENT_32 UINT32_C(0x01) +#define LC_SYMTAB UINT32_C(0x02) +#define LC_SYMSEG UINT32_C(0x03) +#define LC_THREAD UINT32_C(0x04) +#define LC_UNIXTHREAD UINT32_C(0x05) +#define LC_LOADFVMLIB UINT32_C(0x06) +#define LC_IDFVMLIB UINT32_C(0x07) +#define LC_IDENT UINT32_C(0x08) +#define LC_FVMFILE UINT32_C(0x09) +#define LC_PREPAGE UINT32_C(0x0a) +#define LC_DYSYMTAB UINT32_C(0x0b) +#define LC_LOAD_DYLIB UINT32_C(0x0c) +#define LC_ID_DYLIB UINT32_C(0x0d) +#define LC_LOAD_DYLINKER UINT32_C(0x0e) +#define LC_ID_DYLINKER UINT32_C(0x0f) +#define LC_PREBOUND_DYLIB UINT32_C(0x10) +#define LC_ROUTINES UINT32_C(0x11) +#define LC_SUB_FRAMEWORK UINT32_C(0x12) +#define LC_SUB_UMBRELLA UINT32_C(0x13) +#define LC_SUB_CLIENT UINT32_C(0x14) +#define LC_SUB_LIBRARY UINT32_C(0x15) +#define LC_TWOLEVEL_HINTS UINT32_C(0x16) +#define LC_PREBIND_CKSUM UINT32_C(0x17) +#define LC_LOAD_WEAK_DYLIB (UINT32_C(0x18) | LC_REQ_DYLD) +#define LC_SEGMENT_64 UINT32_C(0x19) +#define LC_ROUTINES_64 UINT32_C(0x1a) +#define LC_UUID UINT32_C(0x1b) +#define LC_RPATH (UINT32_C(0x1c) | LC_REQ_DYLD) +#define LC_CODE_SIGNATURE UINT32_C(0x1d) +#define LC_SEGMENT_SPLIT_INFO UINT32_C(0x1e) +#define LC_REEXPORT_DYLIB (UINT32_C(0x1f) | LC_REQ_DYLD) +#define LC_LAZY_LOAD_DYLIB UINT32_C(0x20) +#define LC_ENCRYPTION_INFO UINT32_C(0x21) +#define LC_DYLD_INFO UINT32_C(0x22) +#define LC_DYLD_INFO_ONLY (UINT32_C(0x22) | LC_REQ_DYLD) +#define LC_LOAD_UPWARD_DYLIB (UINT32_C(0x23) | LC_REQ_DYLD) +#define LC_VERSION_MIN_MACOSX UINT32_C(0x24) +#define LC_VERSION_MIN_IPHONEOS UINT32_C(0x25) +#define LC_FUNCTION_STARTS UINT32_C(0x26) +#define LC_DYLD_ENVIRONMENT UINT32_C(0x27) +#define LC_MAIN (UINT32_C(0x28) | LC_REQ_DYLD) +#define LC_DATA_IN_CODE UINT32_C(0x29) +#define LC_SOURCE_VERSION UINT32_C(0x2a) +#define LC_DYLIB_CODE_SIGN_DRS UINT32_C(0x2b) + + +typedef struct lc_str +{ + uint32_t offset; +} lc_str_t; + +typedef struct segment_command_32 +{ + uint32_t cmd; + uint32_t cmdsize; + char segname[16]; + uint32_t vmaddr; + uint32_t vmsize; + uint32_t fileoff; + uint32_t filesize; + uint32_t maxprot; + uint32_t initprot; + uint32_t nsects; + uint32_t flags; +} segment_command_32_t; + +typedef struct segment_command_64 +{ + uint32_t cmd; + uint32_t cmdsize; + char segname[16]; + uint64_t vmaddr; + uint64_t vmsize; + uint64_t fileoff; + uint64_t filesize; + uint32_t maxprot; + uint32_t initprot; + uint32_t nsects; + uint32_t flags; +} segment_command_64_t; + +/* segment flags */ +#define SG_HIGHVM UINT32_C(0x00000001) +#define SG_FVMLIB UINT32_C(0x00000002) +#define SG_NORELOC UINT32_C(0x00000004) +#define SG_PROTECTED_VERSION_1 UINT32_C(0x00000008) + +/* maxprot/initprot */ +#ifndef VM_PROT_NONE +# define VM_PROT_NONE UINT32_C(0x00000000) +# define VM_PROT_READ UINT32_C(0x00000001) +# define VM_PROT_WRITE UINT32_C(0x00000002) +# define VM_PROT_EXECUTE UINT32_C(0x00000004) +# define VM_PROT_ALL UINT32_C(0x00000007) +#endif + +typedef struct section_32 +{ + char sectname[16]; + char segname[16]; + uint32_t addr; + uint32_t size; + uint32_t offset; + uint32_t align; + uint32_t reloff; + uint32_t nreloc; + uint32_t flags; + uint32_t reserved1; + uint32_t reserved2; +} section_32_t; + +typedef struct section_64 +{ + char sectname[16]; + char segname[16]; + uint64_t addr; + uint64_t size; + uint32_t offset; + uint32_t align; + uint32_t reloff; + uint32_t nreloc; + uint32_t flags; + uint32_t reserved1; + uint32_t reserved2; + uint32_t reserved3; +} section_64_t; + +/* section flags */ +#define SECTION_TYPE UINT32_C(0x000000ff) +#define S_REGULAR 0x0 +#define S_ZEROFILL 0x1 +#define S_CSTRING_LITERALS 0x2 +#define S_4BYTE_LITERALS 0x3 +#define S_8BYTE_LITERALS 0x4 +#define S_LITERAL_POINTERS 0x5 +#define S_NON_LAZY_SYMBOL_POINTERS 0x6 +#define S_LAZY_SYMBOL_POINTERS 0x7 +#define S_SYMBOL_STUBS 0x8 +#define S_MOD_INIT_FUNC_POINTERS 0x9 +#define S_MOD_TERM_FUNC_POINTERS 0xa +#define S_COALESCED 0xb +#define S_GB_ZEROFILL 0xc +#define S_INTERPOSING 0xd +#define S_16BYTE_LITERALS 0xe +#define S_DTRACE_DOF 0xf +#define S_LAZY_DYLIB_SYMBOL_POINTERS 0x10 + +#define SECTION_ATTRIBUTES UINT32_C(0xffffff00) +#define SECTION_ATTRIBUTES_USR UINT32_C(0xff000000) +#define S_ATTR_PURE_INSTRUCTIONS UINT32_C(0x80000000) +#define S_ATTR_NO_TOC UINT32_C(0x40000000) +#define S_ATTR_STRIP_STATIC_SYMS UINT32_C(0x20000000) +#define S_ATTR_NO_DEAD_STRIP UINT32_C(0x10000000) +#define S_ATTR_LIVE_SUPPORT UINT32_C(0x08000000) +#define S_ATTR_SELF_MODIFYING_CODE UINT32_C(0x04000000) +#define S_ATTR_DEBUG UINT32_C(0x02000000) +#define SECTION_ATTRIBUTES_SYS UINT32_C(0x00ffff00) +#define S_ATTR_SOME_INSTRUCTIONS UINT32_C(0x00000400) +#define S_ATTR_EXT_RELOC UINT32_C(0x00000200) +#define S_ATTR_LOC_RELOC UINT32_C(0x00000100) + +/* standard section names */ +#define SEG_PAGEZERO "__PAGEZERO" +#define SEG_TEXT "__TEXT" +#define SECT_TEXT "__text" +#define SECT_FVMLIB_INIT0 "__fvmlib_init0" +#define SECT_FVMLIB_INIT1 "__fvmlib_init1" +#define SEG_DATA "__DATA" +#define SECT_DATA "__data" +#define SECT_BSS "__bss" +#define SECT_COMMON "__common" +#define SEG_OBJC "__OBJC" +#define SECT_OBJC_SYMBOLS "__symbol_table" +#define SECT_OBJC_MODULES "__module_info" +#define SECT_OBJC_STRINGS "__selector_strs" +#define SECT_OBJC_REFS "__selector_refs" +#define SEG_ICON "__ICON" +#define SECT_ICON_HEADER "__header" +#define SECT_ICON_TIFF "__tiff" +#define SEG_LINKEDIT "__LINKEDIT" +#define SEG_UNIXSTACK "__UNIXSTACK" +#define SEG_IMPORT "__IMPORT" + +typedef struct thread_command +{ + uint32_t cmd; + uint32_t cmdsize; +} thread_command_t; + +typedef struct symtab_command +{ + uint32_t cmd; + uint32_t cmdsize; + uint32_t symoff; + uint32_t nsyms; + uint32_t stroff; + uint32_t strsize; +} symtab_command_t; + +typedef struct uuid_command +{ + uint32_t cmd; + uint32_t cmdsize; + uint8_t uuid[16]; +} uuid_command_t; + +typedef struct macho_nlist_32 +{ + union + { + int32_t n_strx; + } n_un; + uint8_t n_type; + uint8_t n_sect; + int16_t n_desc; + uint32_t n_value; +} macho_nlist_32_t; + + +typedef struct macho_nlist_64 +{ + union + { + uint32_t n_strx; + } n_un; + uint8_t n_type; + uint8_t n_sect; + int16_t n_desc; + uint64_t n_value; +} macho_nlist_64_t; + +#define MACHO_N_EXT UINT8_C(0x01) +#define MACHO_N_PEXT UINT8_C(0x10) + +#define MACHO_N_TYPE UINT8_C(0x0e) +#define MACHO_N_UNDF UINT8_C(0x00) +#define MACHO_N_ABS UINT8_C(0x02) +#define MACHO_N_INDR UINT8_C(0x0a) +#define MACHO_N_PBUD UINT8_C(0x0c) +#define MACHO_N_SECT UINT8_C(0x0e) + +#define MACHO_N_STAB UINT8_C(0xe0) +#define MACHO_N_GSYM UINT8_C(0x20) +#define MACHO_N_FNAME UINT8_C(0x22) +#define MACHO_N_FUN UINT8_C(0x24) +#define MACHO_N_STSYM UINT8_C(0x26) +#define MACHO_N_LCSYM UINT8_C(0x28) +#define MACHO_N_BNSYM UINT8_C(0x2e) +#define MACHO_N_PC UINT8_C(0x30) +#define MACHO_N_OPT UINT8_C(0x3c) +#define MACHO_N_RSYM UINT8_C(0x40) +#define MACHO_N_SLINE UINT8_C(0x44) +#define MACHO_N_ENSYM UINT8_C(0x4e) +#define MACHO_N_SSYM UINT8_C(0x60) +#define MACHO_N_SO UINT8_C(0x64) +#define MACHO_N_OSO UINT8_C(0x66) +#define MACHO_N_LSYM UINT8_C(0x80) +#define MACHO_N_BINCL UINT8_C(0x82) +#define MACHO_N_SOL UINT8_C(0x84) +#define MACHO_N_PARAMS UINT8_C(0x86) +#define MACHO_N_VERSION UINT8_C(0x88) +#define MACHO_N_OLEVEL UINT8_C(0x8A) +#define MACHO_N_PSYM UINT8_C(0xa0) +#define MACHO_N_EINCL UINT8_C(0xa2) +#define MACHO_N_ENTRY UINT8_C(0xa4) +#define MACHO_N_LBRAC UINT8_C(0xc0) +#define MACHO_N_EXCL UINT8_C(0xc2) +#define MACHO_N_RBRAC UINT8_C(0xe0) +#define MACHO_N_BCOMM UINT8_C(0xe2) +#define MACHO_N_ECOMM UINT8_C(0xe4) +#define MACHO_N_ECOML UINT8_C(0xe8) +#define MACHO_N_LENG UINT8_C(0xfe) + +#define MACHO_NO_SECT UINT8_C(0x00) +#define MACHO_MAX_SECT UINT8_C(0xff) + +#define REFERENCE_TYPE UINT16_C(0x000f) +#define REFERENCE_FLAG_UNDEFINED_NON_LAZY 0 +#define REFERENCE_FLAG_UNDEFINED_LAZY 1 +#define REFERENCE_FLAG_DEFINED 2 +#define REFERENCE_FLAG_PRIVATE_DEFINED 3 +#define REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY 4 +#define REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY 5 +#define REFERENCED_DYNAMICALLY UINT16_C(0x0010) + +#define GET_LIBRARY_ORDINAL(a_n_desc) \ + RT_BYTE2(a_n_desc) +#define SET_LIBRARY_ORDINAL(a_n_desc, a_ordinal) \ + do { (a_n_desc) = RT_MAKE_U16(RT_BYTE1(a_n_desc), a_ordinal); } while (0) + +#define SELF_LIBRARY_ORDINAL 0x00 +#define MAX_LIBRARY_ORDINAL 0xfd +#define DYNAMIC_LOOKUP_ORDINAL 0xfe +#define EXECUTABLE_ORDINAL 0xff + +#define N_NO_DEAD_STRIP UINT16_C(0x0020) +#define N_DESC_DISCARDED UINT16_C(0x0020) +#define N_WEAK_REF UINT16_C(0x0040) +#define N_WEAK_DEF UINT16_C(0x0080) +#define N_REF_TO_WEAK UINT16_C(0x0080) + +typedef struct macho_relocation_info +{ + int32_t r_address; + uint32_t r_symbolnum : 24; + uint32_t r_pcrel : 1; + uint32_t r_length : 2; + uint32_t r_extern : 1; + uint32_t r_type : 4; +} macho_relocation_info_t; + +#define R_ABS 0 +#define R_SCATTERED UINT32_C(0x80000000) + +typedef struct scattered_relocation_info +{ +#ifdef RT_LITTLE_ENDIAN + uint32_t r_address : 24; + uint32_t r_type : 4; + uint32_t r_length : 2; + uint32_t r_pcrel : 1; + uint32_t r_scattered : 1; +#elif defined(RT_BIG_ENDIAN) + uint32_t r_scattered : 1; + uint32_t r_pcrel : 1; + uint32_t r_length : 2; + uint32_t r_type : 4; + uint32_t r_address : 24; +#else +# error "Neither K_ENDIAN isn't LITTLE or BIG!" +#endif + int32_t r_value; +} scattered_relocation_info_t; + +typedef enum reloc_type_generic +{ + GENERIC_RELOC_VANILLA = 0, + GENERIC_RELOC_PAIR, + GENERIC_RELOC_SECTDIFF, + GENERIC_RELOC_PB_LA_PTR, + GENERIC_RELOC_LOCAL_SECTDIFF +} reloc_type_generic_t; + +typedef enum reloc_type_x86_64 +{ + X86_64_RELOC_UNSIGNED = 0, + X86_64_RELOC_SIGNED, + X86_64_RELOC_BRANCH, + X86_64_RELOC_GOT_LOAD, + X86_64_RELOC_GOT, + X86_64_RELOC_SUBTRACTOR, + X86_64_RELOC_SIGNED_1, + X86_64_RELOC_SIGNED_2, + X86_64_RELOC_SIGNED_4 +} reloc_type_x86_64_t; + +#endif + |