| Line 1... |
Line 1... |
/* Mach-O support for BFD.
|
/* Mach-O support for BFD.
|
Copyright 1999, 2000, 2001, 2002, 2003, 2005, 2007
|
Copyright 1999, 2000, 2001, 2002, 2003, 2005, 2007, 2008, 2009
|
Free Software Foundation, Inc.
|
Free Software Foundation, Inc.
|
|
|
This file is part of BFD, the Binary File Descriptor library.
|
This file is part of BFD, the Binary File Descriptor library.
|
|
|
This program is free software; you can redistribute it and/or modify
|
This program is free software; you can redistribute it and/or modify
|
| Line 22... |
Line 22... |
#ifndef _BFD_MACH_O_H_
|
#ifndef _BFD_MACH_O_H_
|
#define _BFD_MACH_O_H_
|
#define _BFD_MACH_O_H_
|
|
|
#include "bfd.h"
|
#include "bfd.h"
|
|
|
|
/* Symbol n_type values. */
|
#define BFD_MACH_O_N_STAB 0xe0 /* If any of these bits set, a symbolic debugging entry. */
|
#define BFD_MACH_O_N_STAB 0xe0 /* If any of these bits set, a symbolic debugging entry. */
|
#define BFD_MACH_O_N_PEXT 0x10 /* Private external symbol bit. */
|
#define BFD_MACH_O_N_PEXT 0x10 /* Private external symbol bit. */
|
#define BFD_MACH_O_N_TYPE 0x0e /* Mask for the type bits. */
|
#define BFD_MACH_O_N_TYPE 0x0e /* Mask for the type bits. */
|
#define BFD_MACH_O_N_EXT 0x01 /* External symbol bit, set for external symbols. */
|
#define BFD_MACH_O_N_EXT 0x01 /* External symbol bit, set for external symbols. */
|
#define BFD_MACH_O_N_UNDF 0x00 /* Undefined, n_sect == NO_SECT. */
|
#define BFD_MACH_O_N_UNDF 0x00 /* Undefined, n_sect == NO_SECT. */
|
#define BFD_MACH_O_N_ABS 0x02 /* Absolute, n_sect == NO_SECT. */
|
#define BFD_MACH_O_N_ABS 0x02 /* Absolute, n_sect == NO_SECT. */
|
#define BFD_MACH_O_N_SECT 0x0e /* Defined in section number n_sect. */
|
|
#define BFD_MACH_O_N_PBUD 0x0c /* Prebound undefined (defined in a dylib). */
|
|
#define BFD_MACH_O_N_INDR 0x0a /* Indirect. */
|
#define BFD_MACH_O_N_INDR 0x0a /* Indirect. */
|
|
#define BFD_MACH_O_N_PBUD 0x0c /* Prebound undefined (defined in a dylib). */
|
|
#define BFD_MACH_O_N_SECT 0x0e /* Defined in section number n_sect. */
|
|
|
|
#define BFD_MACH_O_NO_SECT 0 /* Symbol not in any section of the image. */
|
|
|
|
/* Symbol n_desc reference flags. */
|
|
#define BFD_MACH_O_REFERENCE_MASK 0x0f
|
|
#define BFD_MACH_O_REFERENCE_FLAG_UNDEFINED_NON_LAZY 0x00
|
|
#define BFD_MACH_O_REFERENCE_FLAG_UNDEFINED_LAZY 0x01
|
|
#define BFD_MACH_O_REFERENCE_FLAG_DEFINED 0x02
|
|
#define BFD_MACH_O_REFERENCE_FLAG_PRIVATE_DEFINED 0x03
|
|
#define BFD_MACH_O_REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY 0x04
|
|
#define BFD_MACH_O_REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY 0x05
|
|
|
|
#define BFD_MACH_O_REFERENCED_DYNAMICALLY 0x10
|
|
#define BFD_MACH_O_N_DESC_DISCARDED 0x20
|
|
#define BFD_MACH_O_N_NO_DEAD_STRIP 0x20
|
|
#define BFD_MACH_O_N_WEAK_REF 0x40
|
|
#define BFD_MACH_O_N_WEAK_DEF 0x80
|
|
|
|
typedef enum bfd_mach_o_mach_header_magic
|
|
{
|
|
BFD_MACH_O_MH_MAGIC = 0xfeedface,
|
|
BFD_MACH_O_MH_CIGAM = 0xcefaedfe,
|
|
BFD_MACH_O_MH_MAGIC_64 = 0xfeedfacf,
|
|
BFD_MACH_O_MH_CIGAM_64 = 0xcffaedfe
|
|
}
|
|
bfd_mach_o_mach_header_magic;
|
|
|
typedef enum bfd_mach_o_ppc_thread_flavour
|
typedef enum bfd_mach_o_ppc_thread_flavour
|
{
|
{
|
BFD_MACH_O_PPC_THREAD_STATE = 1,
|
BFD_MACH_O_PPC_THREAD_STATE = 1,
|
BFD_MACH_O_PPC_FLOAT_STATE = 2,
|
BFD_MACH_O_PPC_FLOAT_STATE = 2,
|
BFD_MACH_O_PPC_EXCEPTION_STATE = 3,
|
BFD_MACH_O_PPC_EXCEPTION_STATE = 3,
|
BFD_MACH_O_PPC_VECTOR_STATE = 4
|
BFD_MACH_O_PPC_VECTOR_STATE = 4,
|
|
BFD_MACH_O_PPC_THREAD_STATE64 = 5,
|
|
BFD_MACH_O_PPC_EXCEPTION_STATE64 = 6,
|
|
BFD_MACH_O_PPC_THREAD_STATE_NONE = 7
|
}
|
}
|
bfd_mach_o_ppc_thread_flavour;
|
bfd_mach_o_ppc_thread_flavour;
|
|
|
|
/* Defined in <mach/i386/thread_status.h> */
|
typedef enum bfd_mach_o_i386_thread_flavour
|
typedef enum bfd_mach_o_i386_thread_flavour
|
{
|
{
|
BFD_MACH_O_i386_NEW_THREAD_STATE = 1,
|
BFD_MACH_O_x86_THREAD_STATE32 = 1,
|
BFD_MACH_O_i386_FLOAT_STATE = 2,
|
BFD_MACH_O_x86_FLOAT_STATE32 = 2,
|
BFD_MACH_O_i386_ISA_PORT_MAP_STATE = 3,
|
BFD_MACH_O_x86_EXCEPTION_STATE32 = 3,
|
BFD_MACH_O_i386_V86_ASSIST_STATE = 4,
|
BFD_MACH_O_x86_THREAD_STATE64 = 4,
|
BFD_MACH_O_i386_REGS_SEGS_STATE = 5,
|
BFD_MACH_O_x86_FLOAT_STATE64 = 5,
|
BFD_MACH_O_i386_THREAD_SYSCALL_STATE = 6,
|
BFD_MACH_O_x86_EXCEPTION_STATE64 = 6,
|
BFD_MACH_O_i386_THREAD_STATE_NONE = 7,
|
BFD_MACH_O_x86_THREAD_STATE = 7,
|
BFD_MACH_O_i386_SAVED_STATE = 8,
|
BFD_MACH_O_x86_FLOAT_STATE = 8,
|
BFD_MACH_O_i386_THREAD_STATE = -1,
|
BFD_MACH_O_x86_EXCEPTION_STATE = 9,
|
BFD_MACH_O_i386_THREAD_FPSTATE = -2,
|
BFD_MACH_O_x86_DEBUG_STATE32 = 10,
|
BFD_MACH_O_i386_THREAD_EXCEPTSTATE = -3,
|
BFD_MACH_O_x86_DEBUG_STATE64 = 11,
|
BFD_MACH_O_i386_THREAD_CTHREADSTATE = -4,
|
BFD_MACH_O_x86_DEBUG_STATE = 12,
|
|
BFD_MACH_O_x86_THREAD_STATE_NONE = 13
|
}
|
}
|
bfd_mach_o_i386_thread_flavour;
|
bfd_mach_o_i386_thread_flavour;
|
|
|
#define BFD_MACH_O_LC_REQ_DYLD 0x80000000
|
#define BFD_MACH_O_LC_REQ_DYLD 0x80000000
|
|
|
| Line 87... |
Line 119... |
BFD_MACH_O_LC_SUB_LIBRARY = 0x15, /* Sub library. */
|
BFD_MACH_O_LC_SUB_LIBRARY = 0x15, /* Sub library. */
|
BFD_MACH_O_LC_TWOLEVEL_HINTS = 0x16, /* Two-level namespace lookup hints. */
|
BFD_MACH_O_LC_TWOLEVEL_HINTS = 0x16, /* Two-level namespace lookup hints. */
|
BFD_MACH_O_LC_PREBIND_CKSUM = 0x17, /* Prebind checksum. */
|
BFD_MACH_O_LC_PREBIND_CKSUM = 0x17, /* Prebind checksum. */
|
/* Load a dynamically linked shared library that is allowed to be
|
/* Load a dynamically linked shared library that is allowed to be
|
missing (weak). */
|
missing (weak). */
|
BFD_MACH_O_LC_LOAD_WEAK_DYLIB = 0x18
|
BFD_MACH_O_LC_LOAD_WEAK_DYLIB = 0x18,
|
|
BFD_MACH_O_LC_SEGMENT_64 = 0x19, /* 64-bit segment of this file to be
|
|
mapped. */
|
|
BFD_MACH_O_LC_ROUTINES_64 = 0x1a, /* Address of the dyld init routine
|
|
in a dylib. */
|
|
BFD_MACH_O_LC_UUID = 0x1b, /* 128-bit UUID of the executable. */
|
|
BFD_MACH_O_LC_RPATH = 0x1c, /* Run path addiions. */
|
|
BFD_MACH_O_LC_CODE_SIGNATURE = 0x1d, /* Local of code signature. */
|
|
BFD_MACH_O_LC_SEGMENT_SPLIT_INFO = 0x1e, /* Local of info to split seg. */
|
|
BFD_MACH_O_LC_REEXPORT_DYLIB = 0x1f, /* Load and re-export lib. */
|
|
BFD_MACH_O_LC_LAZY_LOAD_DYLIB = 0x20, /* Delay load of lib until use. */
|
|
BFD_MACH_O_LC_ENCRYPTION_INFO = 0x21 /* Encrypted segment info. */
|
}
|
}
|
bfd_mach_o_load_command_type;
|
bfd_mach_o_load_command_type;
|
|
|
|
#define BFD_MACH_O_CPU_IS64BIT 0x1000000
|
|
|
typedef enum bfd_mach_o_cpu_type
|
typedef enum bfd_mach_o_cpu_type
|
{
|
{
|
BFD_MACH_O_CPU_TYPE_VAX = 1,
|
BFD_MACH_O_CPU_TYPE_VAX = 1,
|
BFD_MACH_O_CPU_TYPE_MC680x0 = 6,
|
BFD_MACH_O_CPU_TYPE_MC680x0 = 6,
|
BFD_MACH_O_CPU_TYPE_I386 = 7,
|
BFD_MACH_O_CPU_TYPE_I386 = 7,
|
| Line 104... |
Line 149... |
BFD_MACH_O_CPU_TYPE_ARM = 12,
|
BFD_MACH_O_CPU_TYPE_ARM = 12,
|
BFD_MACH_O_CPU_TYPE_MC88000 = 13,
|
BFD_MACH_O_CPU_TYPE_MC88000 = 13,
|
BFD_MACH_O_CPU_TYPE_SPARC = 14,
|
BFD_MACH_O_CPU_TYPE_SPARC = 14,
|
BFD_MACH_O_CPU_TYPE_I860 = 15,
|
BFD_MACH_O_CPU_TYPE_I860 = 15,
|
BFD_MACH_O_CPU_TYPE_ALPHA = 16,
|
BFD_MACH_O_CPU_TYPE_ALPHA = 16,
|
BFD_MACH_O_CPU_TYPE_POWERPC = 18
|
BFD_MACH_O_CPU_TYPE_POWERPC = 18,
|
|
BFD_MACH_O_CPU_TYPE_POWERPC_64 = (BFD_MACH_O_CPU_TYPE_POWERPC | BFD_MACH_O_CPU_IS64BIT),
|
|
BFD_MACH_O_CPU_TYPE_X86_64 = (BFD_MACH_O_CPU_TYPE_I386 | BFD_MACH_O_CPU_IS64BIT)
|
}
|
}
|
bfd_mach_o_cpu_type;
|
bfd_mach_o_cpu_type;
|
|
|
|
typedef enum bfd_mach_o_cpu_subtype
|
|
{
|
|
BFD_MACH_O_CPU_SUBTYPE_X86_ALL = 3
|
|
}
|
|
bfd_mach_o_cpu_subtype;
|
|
|
typedef enum bfd_mach_o_filetype
|
typedef enum bfd_mach_o_filetype
|
{
|
{
|
BFD_MACH_O_MH_OBJECT = 1,
|
BFD_MACH_O_MH_OBJECT = 1,
|
BFD_MACH_O_MH_EXECUTE = 2,
|
BFD_MACH_O_MH_EXECUTE = 2,
|
BFD_MACH_O_MH_FVMLIB = 3,
|
BFD_MACH_O_MH_FVMLIB = 3,
|
| Line 121... |
Line 174... |
BFD_MACH_O_MH_DYLINKER = 7,
|
BFD_MACH_O_MH_DYLINKER = 7,
|
BFD_MACH_O_MH_BUNDLE = 8
|
BFD_MACH_O_MH_BUNDLE = 8
|
}
|
}
|
bfd_mach_o_filetype;
|
bfd_mach_o_filetype;
|
|
|
|
typedef enum bfd_mach_o_header_flags
|
|
{
|
|
BFD_MACH_O_MH_NOUNDEFS = 0x000001,
|
|
BFD_MACH_O_MH_INCRLINK = 0x000002,
|
|
BFD_MACH_O_MH_DYLDLINK = 0x000004,
|
|
BFD_MACH_O_MH_BINDATLOAD = 0x000008,
|
|
BFD_MACH_O_MH_PREBOUND = 0x000010,
|
|
BFD_MACH_O_MH_SPLIT_SEGS = 0x000020,
|
|
BFD_MACH_O_MH_LAZY_INIT = 0x000040,
|
|
BFD_MACH_O_MH_TWOLEVEL = 0x000080,
|
|
BFD_MACH_O_MH_FORCE_FLAT = 0x000100,
|
|
BFD_MACH_O_MH_NOMULTIDEFS = 0x000200,
|
|
BFD_MACH_O_MH_NOFIXPREBINDING = 0x000400,
|
|
BFD_MACH_O_MH_PREBINDABLE = 0x000800,
|
|
BFD_MACH_O_MH_ALLMODSBOUND = 0x001000,
|
|
BFD_MACH_O_MH_SUBSECTIONS_VIA_SYMBOLS = 0x002000,
|
|
BFD_MACH_O_MH_CANONICAL = 0x004000,
|
|
BFD_MACH_O_MH_WEAK_DEFINES = 0x008000,
|
|
BFD_MACH_O_MH_BINDS_TO_WEAK = 0x010000,
|
|
BFD_MACH_O_MH_ALLOW_STACK_EXECUTION = 0x020000,
|
|
BFD_MACH_O_MH_ROOT_SAFE = 0x040000,
|
|
BFD_MACH_O_MH_SETUID_SAFE = 0x080000,
|
|
BFD_MACH_O_MH_NO_REEXPORTED_DYLIBS = 0x100000,
|
|
BFD_MACH_O_MH_PIE = 0x200000
|
|
}
|
|
bfd_mach_o_header_flags;
|
|
|
/* Constants for the type of a section. */
|
/* Constants for the type of a section. */
|
|
|
typedef enum bfd_mach_o_section_type
|
typedef enum bfd_mach_o_section_type
|
{
|
{
|
/* Regular section. */
|
/* Regular section. */
|
| Line 162... |
Line 242... |
BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS = 0x6,
|
BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS = 0x6,
|
|
|
/* Section with only lazy symbol pointers. */
|
/* Section with only lazy symbol pointers. */
|
BFD_MACH_O_S_LAZY_SYMBOL_POINTERS = 0x7,
|
BFD_MACH_O_S_LAZY_SYMBOL_POINTERS = 0x7,
|
|
|
/* Section with only symbol stubs, byte size of stub in the reserved2 field. */
|
/* Section with only symbol stubs, byte size of stub in the reserved2
|
|
field. */
|
BFD_MACH_O_S_SYMBOL_STUBS = 0x8,
|
BFD_MACH_O_S_SYMBOL_STUBS = 0x8,
|
|
|
/* Section with only function pointers for initialization. */
|
/* Section with only function pointers for initialization. */
|
BFD_MACH_O_S_MOD_INIT_FUNC_POINTERS = 0x9
|
BFD_MACH_O_S_MOD_INIT_FUNC_POINTERS = 0x9,
|
|
|
|
/* Section with only function pointers for termination. */
|
|
BFD_MACH_O_S_MOD_FINI_FUNC_POINTERS = 0xa,
|
|
|
|
/* Section contains symbols that are coalesced by the linkers. */
|
|
BFD_MACH_O_S_COALESCED = 0xb,
|
|
|
|
/* Zero fill on demand section (possibly larger than 4 GB). */
|
|
BFD_MACH_O_S_GB_ZEROFILL = 0xc,
|
|
|
|
/* Section with only pairs of function pointers for interposing. */
|
|
BFD_MACH_O_S_INTERPOSING = 0xd,
|
|
|
|
/* Section with only 16 byte literals. */
|
|
BFD_MACH_O_S_16BYTE_LITERALS = 0xe,
|
|
|
|
/* Section contains DTrace Object Format. */
|
|
BFD_MACH_O_S_DTRACE_DOF = 0xf,
|
|
|
|
/* Section with only lazy symbol pointers to lazy loaded dylibs. */
|
|
BFD_MACH_O_S_LAZY_DYLIB_SYMBOL_POINTERS = 0x10
|
}
|
}
|
bfd_mach_o_section_type;
|
bfd_mach_o_section_type;
|
|
|
typedef unsigned long bfd_mach_o_cpu_subtype;
|
/* The flags field of a section structure is separated into two parts a section
|
|
type and section attributes. The section types are mutually exclusive (it
|
|
can only have one type) but the section attributes are not (it may have more
|
|
than one attribute). */
|
|
|
|
#define BFD_MACH_O_SECTION_TYPE_MASK 0x000000ff
|
|
|
|
/* Constants for the section attributes part of the flags field of a section
|
|
structure. */
|
|
#define BFD_MACH_O_SECTION_ATTRIBUTES_MASK 0xffffff00
|
|
/* System setable attributes. */
|
|
#define BFD_MACH_O_SECTION_ATTRIBUTES_SYS 0x00ffff00
|
|
/* User attributes. */
|
|
#define BFD_MACH_O_SECTION_ATTRIBUTES_USR 0xff000000
|
|
|
|
typedef enum bfd_mach_o_section_attribute
|
|
{
|
|
/* Section has local relocation entries. */
|
|
BFD_MACH_O_S_ATTR_LOC_RELOC = 0x00000100,
|
|
|
|
/* Section has external relocation entries. */
|
|
BFD_MACH_O_S_ATTR_EXT_RELOC = 0x00000200,
|
|
|
|
/* Section contains some machine instructions. */
|
|
BFD_MACH_O_S_ATTR_SOME_INSTRUCTIONS = 0x00000400,
|
|
|
|
/* A debug section. */
|
|
BFD_MACH_O_S_ATTR_DEBUG = 0x02000000,
|
|
|
|
/* Used with i386 stubs. */
|
|
BFD_MACH_O_S_SELF_MODIFYING_CODE = 0x04000000,
|
|
|
|
/* Blocks are live if they reference live blocks. */
|
|
BFD_MACH_O_S_ATTR_LIVE_SUPPORT = 0x08000000,
|
|
|
|
/* No dead stripping. */
|
|
BFD_MACH_O_S_ATTR_NO_DEAD_STRIP = 0x10000000,
|
|
|
|
/* Section symbols can be stripped in files with MH_DYLDLINK flag. */
|
|
BFD_MACH_O_S_ATTR_STRIP_STATIC_SYMS = 0x20000000,
|
|
|
|
/* Section contains coalesced symbols that are not to be in the TOC of an
|
|
archive. */
|
|
BFD_MACH_O_S_ATTR_NO_TOC = 0x40000000,
|
|
|
|
/* Section contains only true machine instructions. */
|
|
BFD_MACH_O_S_ATTR_PURE_INSTRUCTIONS = 0x80000000
|
|
}
|
|
bfd_mach_o_section_attribute;
|
|
|
typedef struct bfd_mach_o_header
|
typedef struct bfd_mach_o_header
|
{
|
{
|
unsigned long magic;
|
unsigned long magic;
|
unsigned long cputype;
|
unsigned long cputype;
|
unsigned long cpusubtype;
|
unsigned long cpusubtype;
|
unsigned long filetype;
|
unsigned long filetype;
|
unsigned long ncmds;
|
unsigned long ncmds;
|
unsigned long sizeofcmds;
|
unsigned long sizeofcmds;
|
unsigned long flags;
|
unsigned long flags;
|
|
unsigned int reserved;
|
|
/* Version 1: 32 bits, version 2: 64 bits. */
|
|
unsigned int version;
|
enum bfd_endian byteorder;
|
enum bfd_endian byteorder;
|
}
|
}
|
bfd_mach_o_header;
|
bfd_mach_o_header;
|
|
|
|
#define BFD_MACH_O_HEADER_SIZE 28
|
|
#define BFD_MACH_O_HEADER_64_SIZE 32
|
|
|
typedef struct bfd_mach_o_section
|
typedef struct bfd_mach_o_section
|
{
|
{
|
asection *bfdsection;
|
asection *bfdsection;
|
char sectname[16 + 1];
|
char sectname[16 + 1];
|
char segname[16 + 1];
|
char segname[16 + 1];
|
| Line 199... |
Line 355... |
bfd_vma reloff;
|
bfd_vma reloff;
|
unsigned long nreloc;
|
unsigned long nreloc;
|
unsigned long flags;
|
unsigned long flags;
|
unsigned long reserved1;
|
unsigned long reserved1;
|
unsigned long reserved2;
|
unsigned long reserved2;
|
|
unsigned long reserved3;
|
}
|
}
|
bfd_mach_o_section;
|
bfd_mach_o_section;
|
|
#define BFD_MACH_O_SECTION_SIZE 68
|
|
#define BFD_MACH_O_SECTION_64_SIZE 80
|
|
|
typedef struct bfd_mach_o_segment_command
|
typedef struct bfd_mach_o_segment_command
|
{
|
{
|
char segname[16];
|
char segname[16 + 1];
|
bfd_vma vmaddr;
|
bfd_vma vmaddr;
|
bfd_vma vmsize;
|
bfd_vma vmsize;
|
bfd_vma fileoff;
|
bfd_vma fileoff;
|
unsigned long filesize;
|
unsigned long filesize;
|
|
unsigned long maxprot; /* Maximum permitted protection. */
|
|
unsigned long initprot; /* Initial protection. */
|
unsigned long nsects;
|
unsigned long nsects;
|
unsigned long flags;
|
unsigned long flags;
|
bfd_mach_o_section *sections;
|
bfd_mach_o_section *sections;
|
asection *segment;
|
|
}
|
}
|
bfd_mach_o_segment_command;
|
bfd_mach_o_segment_command;
|
|
#define BFD_MACH_O_LC_SEGMENT_SIZE 56
|
|
#define BFD_MACH_O_LC_SEGMENT_64_SIZE 72
|
|
|
|
/* Protection flags. */
|
|
#define BFD_MACH_O_PROT_READ 0x01
|
|
#define BFD_MACH_O_PROT_WRITE 0x02
|
|
#define BFD_MACH_O_PROT_EXECUTE 0x04
|
|
|
|
/* Generic relocation types (used by i386). */
|
|
#define BFD_MACH_O_GENERIC_RELOC_VANILLA 0
|
|
#define BFD_MACH_O_GENERIC_RELOC_PAIR 1
|
|
#define BFD_MACH_O_GENERIC_RELOC_SECTDIFF 2
|
|
#define BFD_MACH_O_GENERIC_RELOC_PB_LA_PTR 3
|
|
#define BFD_MACH_O_GENERIC_RELOC_LOCAL_SECTDIFF 4
|
|
|
|
/* Size of a relocation entry. */
|
|
#define BFD_MACH_O_RELENT_SIZE 8
|
|
|
|
/* Fields for a normal (non-scattered) entry. */
|
|
#define BFD_MACH_O_R_PCREL 0x01000000
|
|
#define BFD_MACH_O_GET_R_LENGTH(s) (((s) >> 25) & 0x3)
|
|
#define BFD_MACH_O_R_EXTERN 0x08000000
|
|
#define BFD_MACH_O_GET_R_TYPE(s) (((s) >> 28) & 0x0f)
|
|
#define BFD_MACH_O_GET_R_SYMBOLNUM(s) ((s) & 0x00ffffff)
|
|
#define BFD_MACH_O_SET_R_LENGTH(l) (((l) & 0x3) << 25)
|
|
#define BFD_MACH_O_SET_R_TYPE(t) (((t) & 0xf) << 28)
|
|
#define BFD_MACH_O_SET_R_SYMBOLNUM(s) ((s) & 0x00ffffff)
|
|
|
|
/* Fields for a scattered entry. */
|
|
#define BFD_MACH_O_SR_SCATTERED 0x80000000
|
|
#define BFD_MACH_O_SR_PCREL 0x40000000
|
|
#define BFD_MACH_O_GET_SR_LENGTH(s) (((s) >> 28) & 0x3)
|
|
#define BFD_MACH_O_GET_SR_TYPE(s) (((s) >> 24) & 0x0f)
|
|
#define BFD_MACH_O_GET_SR_ADDRESS(s) ((s) & 0x00ffffff)
|
|
#define BFD_MACH_O_SET_SR_LENGTH(l) (((l) & 0x3) << 28)
|
|
#define BFD_MACH_O_SET_SR_TYPE(t) (((t) & 0xf) << 24)
|
|
#define BFD_MACH_O_SET_SR_ADDRESS(s) ((s) & 0x00ffffff)
|
|
|
|
/* Expanded internal representation of a relocation entry. */
|
|
typedef struct bfd_mach_o_reloc_info
|
|
{
|
|
bfd_vma r_address;
|
|
bfd_vma r_value;
|
|
unsigned int r_scattered : 1;
|
|
unsigned int r_type : 4;
|
|
unsigned int r_pcrel : 1;
|
|
unsigned int r_length : 2;
|
|
unsigned int r_extern : 1;
|
|
}
|
|
bfd_mach_o_reloc_info;
|
|
|
|
typedef struct bfd_mach_o_asymbol
|
|
{
|
|
/* The actual symbol which the rest of BFD works with. */
|
|
asymbol symbol;
|
|
|
|
/* Fields from Mach-O symbol. */
|
|
unsigned char n_type;
|
|
unsigned char n_sect;
|
|
unsigned short n_desc;
|
|
}
|
|
bfd_mach_o_asymbol;
|
|
#define BFD_MACH_O_NLIST_SIZE 12
|
|
#define BFD_MACH_O_NLIST_64_SIZE 16
|
|
|
typedef struct bfd_mach_o_symtab_command
|
typedef struct bfd_mach_o_symtab_command
|
{
|
{
|
unsigned long symoff;
|
unsigned int symoff;
|
unsigned long nsyms;
|
unsigned int nsyms;
|
unsigned long stroff;
|
unsigned int stroff;
|
unsigned long strsize;
|
unsigned int strsize;
|
asymbol *symbols;
|
bfd_mach_o_asymbol *symbols;
|
char *strtab;
|
char *strtab;
|
asection *stabs_segment;
|
|
asection *stabstr_segment;
|
|
}
|
}
|
bfd_mach_o_symtab_command;
|
bfd_mach_o_symtab_command;
|
|
|
/* This is the second set of the symbolic information which is used to support
|
/* This is the second set of the symbolic information which is used to support
|
the data structures for the dynamically link editor.
|
the data structures for the dynamically link editor.
|
| Line 266... |
Line 488... |
external relocation entries
|
external relocation entries
|
local relocation entries
|
local relocation entries
|
For executable and object modules the relocation entries continue to hang
|
For executable and object modules the relocation entries continue to hang
|
off the section structures. */
|
off the section structures. */
|
|
|
|
typedef struct bfd_mach_o_dylib_module
|
|
{
|
|
/* Index into the string table indicating the name of the module. */
|
|
unsigned long module_name_idx;
|
|
char *module_name;
|
|
|
|
/* Index into the symbol table of the first defined external symbol provided
|
|
by the module. */
|
|
unsigned long iextdefsym;
|
|
|
|
/* Number of external symbols provided by this module. */
|
|
unsigned long nextdefsym;
|
|
|
|
/* Index into the external reference table of the first entry
|
|
provided by this module. */
|
|
unsigned long irefsym;
|
|
|
|
/* Number of external reference entries provided by this module. */
|
|
unsigned long nrefsym;
|
|
|
|
/* Index into the symbol table of the first local symbol provided by this
|
|
module. */
|
|
unsigned long ilocalsym;
|
|
|
|
/* Number of local symbols provided by this module. */
|
|
unsigned long nlocalsym;
|
|
|
|
/* Index into the external relocation table of the first entry provided
|
|
by this module. */
|
|
unsigned long iextrel;
|
|
|
|
/* Number of external relocation entries provided by this module. */
|
|
unsigned long nextrel;
|
|
|
|
/* Index in the module initialization section to the pointers for this
|
|
module. */
|
|
unsigned short iinit;
|
|
|
|
/* Index in the module termination section to the pointers for this
|
|
module. */
|
|
unsigned short iterm;
|
|
|
|
/* Number of pointers in the module initialization for this module. */
|
|
unsigned short ninit;
|
|
|
|
/* Number of pointers in the module termination for this module. */
|
|
unsigned short nterm;
|
|
|
|
/* Number of data byte for this module that are used in the __module_info
|
|
section of the __OBJC segment. */
|
|
unsigned long objc_module_info_size;
|
|
|
|
/* Statically linked address of the start of the data for this module
|
|
in the __module_info section of the __OBJC_segment. */
|
|
bfd_vma objc_module_info_addr;
|
|
}
|
|
bfd_mach_o_dylib_module;
|
|
#define BFD_MACH_O_DYLIB_MODULE_SIZE 52
|
|
#define BFD_MACH_O_DYLIB_MODULE_64_SIZE 56
|
|
|
|
typedef struct bfd_mach_o_dylib_table_of_content
|
|
{
|
|
/* Index into the symbol table to the defined external symbol. */
|
|
unsigned long symbol_index;
|
|
|
|
/* Index into the module table to the module for this entry. */
|
|
unsigned long module_index;
|
|
}
|
|
bfd_mach_o_dylib_table_of_content;
|
|
#define BFD_MACH_O_TABLE_OF_CONTENT_SIZE 8
|
|
|
|
typedef struct bfd_mach_o_dylib_reference
|
|
{
|
|
/* Index into the symbol table for the symbol being referenced. */
|
|
unsigned long isym;
|
|
|
|
/* Type of the reference being made (use REFERENCE_FLAGS constants). */
|
|
unsigned long flags;
|
|
}
|
|
bfd_mach_o_dylib_reference;
|
|
#define BFD_MACH_O_REFERENCE_SIZE 4
|
|
|
typedef struct bfd_mach_o_dysymtab_command
|
typedef struct bfd_mach_o_dysymtab_command
|
{
|
{
|
/* The symbols indicated by symoff and nsyms of the LC_SYMTAB load command
|
/* The symbols indicated by symoff and nsyms of the LC_SYMTAB load command
|
are grouped into the following three groups:
|
are grouped into the following three groups:
|
local symbols (further grouped by the module they are from)
|
local symbols (further grouped by the module they are from)
|
| Line 366... |
Line 670... |
grouped by their module since they are only used if the object is moved
|
grouped by their module since they are only used if the object is moved
|
from it statically link edited address). */
|
from it statically link edited address). */
|
|
|
unsigned long locreloff; /* Offset to local relocation entries. */
|
unsigned long locreloff; /* Offset to local relocation entries. */
|
unsigned long nlocrel; /* Number of local relocation entries. */
|
unsigned long nlocrel; /* Number of local relocation entries. */
|
|
|
|
bfd_mach_o_dylib_module *dylib_module;
|
|
bfd_mach_o_dylib_table_of_content *dylib_toc;
|
|
unsigned int *indirect_syms;
|
|
bfd_mach_o_dylib_reference *ext_refs;
|
}
|
}
|
bfd_mach_o_dysymtab_command;
|
bfd_mach_o_dysymtab_command;
|
|
|
/* An indirect symbol table entry is simply a 32bit index into the symbol table
|
/* An indirect symbol table entry is simply a 32bit index into the symbol table
|
to the symbol that the pointer or stub is refering to. Unless it is for a
|
to the symbol that the pointer or stub is refering to. Unless it is for a
|
non-lazy symbol pointer section for a defined symbol which strip(1) as
|
non-lazy symbol pointer section for a defined symbol which strip(1) has
|
removed. In which case it has the value INDIRECT_SYMBOL_LOCAL. If the
|
removed. In which case it has the value INDIRECT_SYMBOL_LOCAL. If the
|
symbol was also absolute INDIRECT_SYMBOL_ABS is or'ed with that. */
|
symbol was also absolute INDIRECT_SYMBOL_ABS is or'ed with that. */
|
|
|
#define INDIRECT_SYMBOL_LOCAL 0x80000000
|
#define BFD_MACH_O_INDIRECT_SYMBOL_LOCAL 0x80000000
|
#define INDIRECT_SYMBOL_ABS 0x40000000
|
#define BFD_MACH_O_INDIRECT_SYMBOL_ABS 0x40000000
|
|
#define BFD_MACH_O_INDIRECT_SYMBOL_SIZE 4
|
|
|
|
/* For LC_THREAD or LC_UNIXTHREAD. */
|
|
|
typedef struct bfd_mach_o_thread_flavour
|
typedef struct bfd_mach_o_thread_flavour
|
{
|
{
|
unsigned long flavour;
|
unsigned long flavour;
|
bfd_vma offset;
|
unsigned long offset;
|
unsigned long size;
|
unsigned long size;
|
}
|
}
|
bfd_mach_o_thread_flavour;
|
bfd_mach_o_thread_flavour;
|
|
|
typedef struct bfd_mach_o_thread_command
|
typedef struct bfd_mach_o_thread_command
|
| Line 394... |
Line 706... |
bfd_mach_o_thread_flavour *flavours;
|
bfd_mach_o_thread_flavour *flavours;
|
asection *section;
|
asection *section;
|
}
|
}
|
bfd_mach_o_thread_command;
|
bfd_mach_o_thread_command;
|
|
|
|
/* For LC_LOAD_DYLINKER and LC_ID_DYLINKER. */
|
|
|
typedef struct bfd_mach_o_dylinker_command
|
typedef struct bfd_mach_o_dylinker_command
|
{
|
{
|
unsigned long cmd; /* LC_ID_DYLIB or LC_LOAD_DYLIB. */
|
|
unsigned long cmdsize; /* Includes pathname string. */
|
|
unsigned long name_offset; /* Offset to library's path name. */
|
unsigned long name_offset; /* Offset to library's path name. */
|
unsigned long name_len; /* Offset to library's path name. */
|
unsigned long name_len; /* Offset to library's path name. */
|
asection *section;
|
char *name_str;
|
}
|
}
|
bfd_mach_o_dylinker_command;
|
bfd_mach_o_dylinker_command;
|
|
|
|
/* For LC_LOAD_DYLIB, LC_LOAD_WEAK_DYLIB, LC_ID_DYLIB
|
|
or LC_REEXPORT_DYLIB. */
|
|
|
typedef struct bfd_mach_o_dylib_command
|
typedef struct bfd_mach_o_dylib_command
|
{
|
{
|
unsigned long cmd; /* LC_ID_DYLIB or LC_LOAD_DYLIB. */
|
|
unsigned long cmdsize; /* Includes pathname string. */
|
|
unsigned long name_offset; /* Offset to library's path name. */
|
unsigned long name_offset; /* Offset to library's path name. */
|
unsigned long name_len; /* Offset to library's path name. */
|
unsigned long name_len; /* Offset to library's path name. */
|
unsigned long timestamp; /* Library's build time stamp. */
|
unsigned long timestamp; /* Library's build time stamp. */
|
unsigned long current_version; /* Library's current version number. */
|
unsigned long current_version; /* Library's current version number. */
|
unsigned long compatibility_version; /* Library's compatibility vers number. */
|
unsigned long compatibility_version; /* Library's compatibility vers number. */
|
asection *section;
|
char *name_str;
|
}
|
}
|
bfd_mach_o_dylib_command;
|
bfd_mach_o_dylib_command;
|
|
|
|
/* For LC_PREBOUND_DYLIB. */
|
|
|
typedef struct bfd_mach_o_prebound_dylib_command
|
typedef struct bfd_mach_o_prebound_dylib_command
|
{
|
{
|
unsigned long cmd; /* LC_PREBOUND_DYLIB. */
|
|
unsigned long cmdsize; /* Includes strings. */
|
|
unsigned long name; /* Library's path name. */
|
unsigned long name; /* Library's path name. */
|
unsigned long nmodules; /* Number of modules in library. */
|
unsigned long nmodules; /* Number of modules in library. */
|
unsigned long linked_modules; /* Bit vector of linked modules. */
|
unsigned long linked_modules; /* Bit vector of linked modules. */
|
asection *section;
|
|
}
|
}
|
bfd_mach_o_prebound_dylib_command;
|
bfd_mach_o_prebound_dylib_command;
|
|
|
|
/* For LC_UUID. */
|
|
|
|
typedef struct bfd_mach_o_uuid_command
|
|
{
|
|
unsigned char uuid[16];
|
|
asection *section;
|
|
}
|
|
bfd_mach_o_uuid_command;
|
|
|
|
/* For LC_CODE_SIGNATURE or LC_SEGMENT_SPLIT_INFO. */
|
|
|
|
typedef struct bfd_mach_o_linkedit_command
|
|
{
|
|
unsigned long dataoff;
|
|
unsigned long datasize;
|
|
}
|
|
bfd_mach_o_linkedit_command;
|
|
|
|
typedef struct bfd_mach_o_str_command
|
|
{
|
|
unsigned long stroff;
|
|
unsigned long str_len;
|
|
char *str;
|
|
}
|
|
bfd_mach_o_str_command;
|
|
|
typedef struct bfd_mach_o_load_command
|
typedef struct bfd_mach_o_load_command
|
{
|
{
|
bfd_mach_o_load_command_type type;
|
bfd_mach_o_load_command_type type;
|
unsigned int type_required;
|
bfd_boolean type_required;
|
bfd_vma offset;
|
unsigned int offset;
|
bfd_vma len;
|
unsigned int len;
|
union
|
union
|
{
|
{
|
bfd_mach_o_segment_command segment;
|
bfd_mach_o_segment_command segment;
|
bfd_mach_o_symtab_command symtab;
|
bfd_mach_o_symtab_command symtab;
|
bfd_mach_o_dysymtab_command dysymtab;
|
bfd_mach_o_dysymtab_command dysymtab;
|
bfd_mach_o_thread_command thread;
|
bfd_mach_o_thread_command thread;
|
bfd_mach_o_dylib_command dylib;
|
bfd_mach_o_dylib_command dylib;
|
bfd_mach_o_dylinker_command dylinker;
|
bfd_mach_o_dylinker_command dylinker;
|
bfd_mach_o_prebound_dylib_command prebound_dylib;
|
bfd_mach_o_prebound_dylib_command prebound_dylib;
|
|
bfd_mach_o_uuid_command uuid;
|
|
bfd_mach_o_linkedit_command linkedit;
|
|
bfd_mach_o_str_command str;
|
}
|
}
|
command;
|
command;
|
}
|
}
|
bfd_mach_o_load_command;
|
bfd_mach_o_load_command;
|
|
|
typedef struct mach_o_data_struct
|
typedef struct mach_o_data_struct
|
{
|
{
|
|
/* Mach-O header. */
|
bfd_mach_o_header header;
|
bfd_mach_o_header header;
|
|
/* Array of load commands (length is given by header.ncmds). */
|
bfd_mach_o_load_command *commands;
|
bfd_mach_o_load_command *commands;
|
unsigned long nsymbols;
|
|
asymbol *symbols;
|
/* Flatten array of sections. The array is 0-based. */
|
unsigned long nsects;
|
unsigned long nsects;
|
bfd_mach_o_section **sections;
|
bfd_mach_o_section **sections;
|
bfd *ibfd;
|
|
}
|
|
mach_o_data_struct;
|
|
|
|
typedef struct mach_o_data_struct bfd_mach_o_data_struct;
|
/* Used while writting: current length of the output file. This is used
|
|
to allocate space in the file. */
|
|
ufile_ptr filelen;
|
|
|
|
/* As symtab is referenced by other load command, it is handy to have
|
|
a direct access to it. Also it is not clearly stated, only one symtab
|
|
is expected. */
|
|
bfd_mach_o_symtab_command *symtab;
|
|
bfd_mach_o_dysymtab_command *dysymtab;
|
|
}
|
|
bfd_mach_o_data_struct;
|
|
|
|
/* Target specific routines. */
|
|
typedef struct bfd_mach_o_backend_data
|
|
{
|
|
bfd_boolean (*_bfd_mach_o_swap_reloc_in)(arelent *, bfd_mach_o_reloc_info *);
|
|
bfd_boolean (*_bfd_mach_o_swap_reloc_out)(arelent *, bfd_mach_o_reloc_info *);
|
|
bfd_boolean (*_bfd_mach_o_print_thread)(bfd *, bfd_mach_o_thread_flavour *,
|
|
void *, char *);
|
|
}
|
|
bfd_mach_o_backend_data;
|
|
|
|
#define bfd_mach_o_get_data(abfd) ((abfd)->tdata.mach_o_data)
|
|
#define bfd_mach_o_get_backend_data(abfd) \
|
|
((bfd_mach_o_backend_data*)(abfd)->xvec->backend_data)
|
|
|
bfd_boolean bfd_mach_o_valid (bfd *);
|
bfd_boolean bfd_mach_o_valid (bfd *);
|
int bfd_mach_o_scan_read_symtab_symbol (bfd *, bfd_mach_o_symtab_command *, asymbol *, unsigned long);
|
int bfd_mach_o_scan_read_dysymtab_symbol (bfd *, bfd_mach_o_dysymtab_command *, bfd_mach_o_symtab_command *, bfd_mach_o_asymbol *, unsigned long);
|
int bfd_mach_o_scan_read_symtab_strtab (bfd *, bfd_mach_o_symtab_command *);
|
|
int bfd_mach_o_scan_read_symtab_symbols (bfd *, bfd_mach_o_symtab_command *);
|
|
int bfd_mach_o_scan_read_dysymtab_symbol (bfd *, bfd_mach_o_dysymtab_command *, bfd_mach_o_symtab_command *, asymbol *, unsigned long);
|
|
int bfd_mach_o_scan_start_address (bfd *);
|
int bfd_mach_o_scan_start_address (bfd *);
|
int bfd_mach_o_scan (bfd *, bfd_mach_o_header *, bfd_mach_o_data_struct *);
|
int bfd_mach_o_scan (bfd *, bfd_mach_o_header *, bfd_mach_o_data_struct *);
|
bfd_boolean bfd_mach_o_mkobject (bfd *);
|
bfd_boolean bfd_mach_o_mkobject_init (bfd *);
|
const bfd_target * bfd_mach_o_object_p (bfd *);
|
const bfd_target * bfd_mach_o_object_p (bfd *);
|
const bfd_target * bfd_mach_o_core_p (bfd *);
|
const bfd_target * bfd_mach_o_core_p (bfd *);
|
const bfd_target * bfd_mach_o_archive_p (bfd *);
|
const bfd_target * bfd_mach_o_archive_p (bfd *);
|
bfd * bfd_mach_o_openr_next_archived_file (bfd *, bfd *);
|
bfd * bfd_mach_o_openr_next_archived_file (bfd *, bfd *);
|
int bfd_mach_o_lookup_section (bfd *, asection *, bfd_mach_o_load_command **, bfd_mach_o_section **);
|
int bfd_mach_o_lookup_section (bfd *, asection *, bfd_mach_o_load_command **, bfd_mach_o_section **);
|
int bfd_mach_o_lookup_command (bfd *, bfd_mach_o_load_command_type, bfd_mach_o_load_command **);
|
int bfd_mach_o_lookup_command (bfd *, bfd_mach_o_load_command_type, bfd_mach_o_load_command **);
|
|
bfd_boolean bfd_mach_o_write_contents (bfd *);
|
|
bfd_boolean bfd_mach_o_bfd_copy_private_symbol_data (bfd *, asymbol *,
|
|
bfd *, asymbol *);
|
|
bfd_boolean bfd_mach_o_bfd_copy_private_section_data (bfd *, asection *,
|
|
bfd *, asection *);
|
|
bfd_boolean bfd_mach_o_bfd_copy_private_bfd_data (bfd *, bfd *);
|
|
long bfd_mach_o_get_symtab_upper_bound (bfd *);
|
|
long bfd_mach_o_canonicalize_symtab (bfd *, asymbol **);
|
|
long bfd_mach_o_get_reloc_upper_bound (bfd *, asection *);
|
|
long bfd_mach_o_canonicalize_reloc (bfd *, asection *, arelent **, asymbol **);
|
|
long bfd_mach_o_get_dynamic_reloc_upper_bound (bfd *);
|
|
long bfd_mach_o_canonicalize_dynamic_reloc (bfd *, arelent **, asymbol **);
|
|
asymbol *bfd_mach_o_make_empty_symbol (bfd *);
|
|
void bfd_mach_o_get_symbol_info (bfd *, asymbol *, symbol_info *);
|
|
void bfd_mach_o_print_symbol (bfd *, PTR, asymbol *, bfd_print_symbol_type);
|
|
bfd_boolean bfd_mach_o_bfd_print_private_bfd_data (bfd *, PTR);
|
|
int bfd_mach_o_sizeof_headers (bfd *, struct bfd_link_info *);
|
unsigned long bfd_mach_o_stack_addr (enum bfd_mach_o_cpu_type);
|
unsigned long bfd_mach_o_stack_addr (enum bfd_mach_o_cpu_type);
|
int bfd_mach_o_core_fetch_environment (bfd *, unsigned char **, unsigned int *);
|
int bfd_mach_o_core_fetch_environment (bfd *, unsigned char **, unsigned int *);
|
char * bfd_mach_o_core_file_failing_command (bfd *);
|
char * bfd_mach_o_core_file_failing_command (bfd *);
|
int bfd_mach_o_core_file_failing_signal (bfd *);
|
int bfd_mach_o_core_file_failing_signal (bfd *);
|
bfd_boolean bfd_mach_o_core_file_matches_executable_p (bfd *, bfd *);
|
bfd_boolean bfd_mach_o_core_file_matches_executable_p (bfd *, bfd *);
|
|
bfd *bfd_mach_o_fat_extract (bfd *, bfd_format , const bfd_arch_info_type *);
|
|
const bfd_target *bfd_mach_o_header_p (bfd *, bfd_mach_o_filetype,
|
|
bfd_mach_o_cpu_type);
|
|
bfd_boolean bfd_mach_o_build_commands (bfd *);
|
|
bfd_boolean bfd_mach_o_set_section_contents (bfd *, asection *, const void *,
|
|
file_ptr, bfd_size_type);
|
|
unsigned int bfd_mach_o_version (bfd *);
|
|
|
extern const bfd_target mach_o_be_vec;
|
|
extern const bfd_target mach_o_le_vec;
|
|
extern const bfd_target mach_o_fat_vec;
|
extern const bfd_target mach_o_fat_vec;
|
|
|
#endif /* _BFD_MACH_O_H_ */
|
#endif /* _BFD_MACH_O_H_ */
|
|
|
No newline at end of file
|
No newline at end of file
|
