/* Mach-O support for BFD.
- Copyright 1999, 2000, 2001, 2002
+ Copyright 1999, 2000, 2001, 2002, 2003, 2005, 2007, 2008, 2009
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
#ifndef _BFD_MACH_O_H_
#define _BFD_MACH_O_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_PEXT 0x10 /* Private external symbol bit. */
#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_UNDF 0x00 /* Undefined, 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_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
- {
- BFD_MACH_O_PPC_THREAD_STATE = 1,
- BFD_MACH_O_PPC_FLOAT_STATE = 2,
- BFD_MACH_O_PPC_EXCEPTION_STATE = 3,
- BFD_MACH_O_PPC_VECTOR_STATE = 4
- }
+{
+ BFD_MACH_O_PPC_THREAD_STATE = 1,
+ BFD_MACH_O_PPC_FLOAT_STATE = 2,
+ BFD_MACH_O_PPC_EXCEPTION_STATE = 3,
+ 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;
+/* Defined in <mach/i386/thread_status.h> */
typedef enum bfd_mach_o_i386_thread_flavour
- {
- BFD_MACH_O_i386_NEW_THREAD_STATE = 1,
- BFD_MACH_O_i386_FLOAT_STATE = 2,
- BFD_MACH_O_i386_ISA_PORT_MAP_STATE = 3,
- BFD_MACH_O_i386_V86_ASSIST_STATE = 4,
- BFD_MACH_O_i386_REGS_SEGS_STATE = 5,
- BFD_MACH_O_i386_THREAD_SYSCALL_STATE = 6,
- BFD_MACH_O_i386_THREAD_STATE_NONE = 7,
- BFD_MACH_O_i386_SAVED_STATE = 8,
- BFD_MACH_O_i386_THREAD_STATE = -1,
- BFD_MACH_O_i386_THREAD_FPSTATE = -2,
- BFD_MACH_O_i386_THREAD_EXCEPTSTATE = -3,
- BFD_MACH_O_i386_THREAD_CTHREADSTATE = -4,
- }
+{
+ BFD_MACH_O_x86_THREAD_STATE32 = 1,
+ BFD_MACH_O_x86_FLOAT_STATE32 = 2,
+ BFD_MACH_O_x86_EXCEPTION_STATE32 = 3,
+ BFD_MACH_O_x86_THREAD_STATE64 = 4,
+ BFD_MACH_O_x86_FLOAT_STATE64 = 5,
+ BFD_MACH_O_x86_EXCEPTION_STATE64 = 6,
+ BFD_MACH_O_x86_THREAD_STATE = 7,
+ BFD_MACH_O_x86_FLOAT_STATE = 8,
+ BFD_MACH_O_x86_EXCEPTION_STATE = 9,
+ BFD_MACH_O_x86_DEBUG_STATE32 = 10,
+ BFD_MACH_O_x86_DEBUG_STATE64 = 11,
+ BFD_MACH_O_x86_DEBUG_STATE = 12,
+ BFD_MACH_O_x86_THREAD_STATE_NONE = 13
+}
bfd_mach_o_i386_thread_flavour;
#define BFD_MACH_O_LC_REQ_DYLD 0x80000000
typedef enum bfd_mach_o_load_command_type
- {
- BFD_MACH_O_LC_SEGMENT = 0x1, /* File segment to be mapped. */
- BFD_MACH_O_LC_SYMTAB = 0x2, /* Link-edit stab symbol table info (obsolete). */
- BFD_MACH_O_LC_SYMSEG = 0x3, /* Link-edit gdb symbol table info. */
- BFD_MACH_O_LC_THREAD = 0x4, /* Thread. */
- BFD_MACH_O_LC_UNIXTHREAD = 0x5, /* UNIX thread (includes a stack). */
- BFD_MACH_O_LC_LOADFVMLIB = 0x6, /* Load a fixed VM shared library. */
- BFD_MACH_O_LC_IDFVMLIB = 0x7, /* Fixed VM shared library id. */
- BFD_MACH_O_LC_IDENT = 0x8, /* Object identification information (obsolete). */
- BFD_MACH_O_LC_FVMFILE = 0x9, /* Fixed VM file inclusion. */
- BFD_MACH_O_LC_PREPAGE = 0xa, /* Prepage command (internal use). */
- BFD_MACH_O_LC_DYSYMTAB = 0xb, /* Dynamic link-edit symbol table info. */
- BFD_MACH_O_LC_LOAD_DYLIB = 0xc, /* Load a dynamicly linked shared library. */
- BFD_MACH_O_LC_ID_DYLIB = 0xd, /* Dynamicly linked shared lib identification. */
- BFD_MACH_O_LC_LOAD_DYLINKER = 0xe, /* Load a dynamic linker. */
- BFD_MACH_O_LC_ID_DYLINKER = 0xf, /* Dynamic linker identification. */
- BFD_MACH_O_LC_PREBOUND_DYLIB = 0x10,/* Modules prebound for a dynamicly. */
- BFD_MACH_O_LC_ROUTINES = 0x11, /* Image routines. */
- BFD_MACH_O_LC_SUB_FRAMEWORK = 0x12, /* Sub framework. */
- BFD_MACH_O_LC_SUB_UMBRELLA = 0x13, /* Sub umbrella. */
- BFD_MACH_O_LC_SUB_CLIENT = 0x14, /* Sub client. */
- 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_PREBIND_CKSUM = 0x17, /* Prebind checksum. */
- /* Load a dynamicly linked shared library that is allowed to be
+{
+ BFD_MACH_O_LC_SEGMENT = 0x1, /* File segment to be mapped. */
+ BFD_MACH_O_LC_SYMTAB = 0x2, /* Link-edit stab symbol table info (obsolete). */
+ BFD_MACH_O_LC_SYMSEG = 0x3, /* Link-edit gdb symbol table info. */
+ BFD_MACH_O_LC_THREAD = 0x4, /* Thread. */
+ BFD_MACH_O_LC_UNIXTHREAD = 0x5, /* UNIX thread (includes a stack). */
+ BFD_MACH_O_LC_LOADFVMLIB = 0x6, /* Load a fixed VM shared library. */
+ BFD_MACH_O_LC_IDFVMLIB = 0x7, /* Fixed VM shared library id. */
+ BFD_MACH_O_LC_IDENT = 0x8, /* Object identification information (obsolete). */
+ BFD_MACH_O_LC_FVMFILE = 0x9, /* Fixed VM file inclusion. */
+ BFD_MACH_O_LC_PREPAGE = 0xa, /* Prepage command (internal use). */
+ BFD_MACH_O_LC_DYSYMTAB = 0xb, /* Dynamic link-edit symbol table info. */
+ BFD_MACH_O_LC_LOAD_DYLIB = 0xc, /* Load a dynamically linked shared library. */
+ BFD_MACH_O_LC_ID_DYLIB = 0xd, /* Dynamically linked shared lib identification. */
+ BFD_MACH_O_LC_LOAD_DYLINKER = 0xe, /* Load a dynamic linker. */
+ BFD_MACH_O_LC_ID_DYLINKER = 0xf, /* Dynamic linker identification. */
+ BFD_MACH_O_LC_PREBOUND_DYLIB = 0x10, /* Modules prebound for a dynamically. */
+ BFD_MACH_O_LC_ROUTINES = 0x11, /* Image routines. */
+ BFD_MACH_O_LC_SUB_FRAMEWORK = 0x12, /* Sub framework. */
+ BFD_MACH_O_LC_SUB_UMBRELLA = 0x13, /* Sub umbrella. */
+ BFD_MACH_O_LC_SUB_CLIENT = 0x14, /* Sub client. */
+ 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_PREBIND_CKSUM = 0x17, /* Prebind checksum. */
+ /* Load a dynamically linked shared library that is allowed to be
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_LC_DYLD_INFO = 0x22 /* Compressed dyld information. */
+}
bfd_mach_o_load_command_type;
+#define BFD_MACH_O_CPU_IS64BIT 0x1000000
+
typedef enum bfd_mach_o_cpu_type
- {
- BFD_MACH_O_CPU_TYPE_VAX = 1,
- BFD_MACH_O_CPU_TYPE_MC680x0 = 6,
- BFD_MACH_O_CPU_TYPE_I386 = 7,
- BFD_MACH_O_CPU_TYPE_MIPS = 8,
- BFD_MACH_O_CPU_TYPE_MC98000 = 10,
- BFD_MACH_O_CPU_TYPE_HPPA = 11,
- BFD_MACH_O_CPU_TYPE_ARM = 12,
- BFD_MACH_O_CPU_TYPE_MC88000 = 13,
- BFD_MACH_O_CPU_TYPE_SPARC = 14,
- BFD_MACH_O_CPU_TYPE_I860 = 15,
- BFD_MACH_O_CPU_TYPE_ALPHA = 16,
- BFD_MACH_O_CPU_TYPE_POWERPC = 18
- }
+{
+ BFD_MACH_O_CPU_TYPE_VAX = 1,
+ BFD_MACH_O_CPU_TYPE_MC680x0 = 6,
+ BFD_MACH_O_CPU_TYPE_I386 = 7,
+ BFD_MACH_O_CPU_TYPE_MIPS = 8,
+ BFD_MACH_O_CPU_TYPE_MC98000 = 10,
+ BFD_MACH_O_CPU_TYPE_HPPA = 11,
+ BFD_MACH_O_CPU_TYPE_ARM = 12,
+ BFD_MACH_O_CPU_TYPE_MC88000 = 13,
+ BFD_MACH_O_CPU_TYPE_SPARC = 14,
+ BFD_MACH_O_CPU_TYPE_I860 = 15,
+ BFD_MACH_O_CPU_TYPE_ALPHA = 16,
+ 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;
+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
- {
- BFD_MACH_O_MH_OBJECT = 1,
- BFD_MACH_O_MH_EXECUTE = 2,
- BFD_MACH_O_MH_FVMLIB = 3,
- BFD_MACH_O_MH_CORE = 4,
- BFD_MACH_O_MH_PRELOAD = 5,
- BFD_MACH_O_MH_DYLIB = 6,
- BFD_MACH_O_MH_DYLINKER = 7,
- BFD_MACH_O_MH_BUNDLE = 8
- }
+{
+ BFD_MACH_O_MH_OBJECT = 0x01,
+ BFD_MACH_O_MH_EXECUTE = 0x02,
+ BFD_MACH_O_MH_FVMLIB = 0x03,
+ BFD_MACH_O_MH_CORE = 0x04,
+ BFD_MACH_O_MH_PRELOAD = 0x05,
+ BFD_MACH_O_MH_DYLIB = 0x06,
+ BFD_MACH_O_MH_DYLINKER = 0x07,
+ BFD_MACH_O_MH_BUNDLE = 0x08,
+ BFD_MACH_O_MH_DYLIB_STUB = 0x09,
+ BFD_MACH_O_MH_DSYM = 0x0a,
+ BFD_MACH_O_MH_KEXT_BUNDLE = 0x0b
+}
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. */
typedef enum bfd_mach_o_section_type
- {
- /* Regular section. */
- BFD_MACH_O_S_REGULAR = 0x0,
+{
+ /* Regular section. */
+ BFD_MACH_O_S_REGULAR = 0x0,
- /* Zero fill on demand section. */
- BFD_MACH_O_S_ZEROFILL = 0x1,
+ /* Zero fill on demand section. */
+ BFD_MACH_O_S_ZEROFILL = 0x1,
- /* Section with only literal C strings. */
- BFD_MACH_O_S_CSTRING_LITERALS = 0x2,
+ /* Section with only literal C strings. */
+ BFD_MACH_O_S_CSTRING_LITERALS = 0x2,
- /* Section with only 4 byte literals. */
- BFD_MACH_O_S_4BYTE_LITERALS = 0x3,
+ /* Section with only 4 byte literals. */
+ BFD_MACH_O_S_4BYTE_LITERALS = 0x3,
- /* Section with only 8 byte literals. */
- BFD_MACH_O_S_8BYTE_LITERALS = 0x4,
+ /* Section with only 8 byte literals. */
+ BFD_MACH_O_S_8BYTE_LITERALS = 0x4,
- /* Section with only pointers to literals. */
- BFD_MACH_O_S_LITERAL_POINTERS = 0x5,
+ /* Section with only pointers to literals. */
+ BFD_MACH_O_S_LITERAL_POINTERS = 0x5,
- /* For the two types of symbol pointers sections and the symbol stubs
- section they have indirect symbol table entries. For each of the
- entries in the section the indirect symbol table entries, in
- corresponding order in the indirect symbol table, start at the index
- stored in the reserved1 field of the section structure. Since the
- indirect symbol table entries correspond to the entries in the
- section the number of indirect symbol table entries is inferred from
- the size of the section divided by the size of the entries in the
- section. For symbol pointers sections the size of the entries in
- the section is 4 bytes and for symbol stubs sections the byte size
- of the stubs is stored in the reserved2 field of the section
- structure. */
+ /* For the two types of symbol pointers sections and the symbol stubs
+ section they have indirect symbol table entries. For each of the
+ entries in the section the indirect symbol table entries, in
+ corresponding order in the indirect symbol table, start at the index
+ stored in the reserved1 field of the section structure. Since the
+ indirect symbol table entries correspond to the entries in the
+ section the number of indirect symbol table entries is inferred from
+ the size of the section divided by the size of the entries in the
+ section. For symbol pointers sections the size of the entries in
+ the section is 4 bytes and for symbol stubs sections the byte size
+ of the stubs is stored in the reserved2 field of the section
+ structure. */
- /* Section with only non-lazy symbol pointers. */
- BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS = 0x6,
+ /* Section with only non-lazy symbol pointers. */
+ BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS = 0x6,
- /* Section with only lazy symbol pointers. */
- BFD_MACH_O_S_LAZY_SYMBOL_POINTERS = 0x7,
+ /* Section with only lazy symbol pointers. */
+ BFD_MACH_O_S_LAZY_SYMBOL_POINTERS = 0x7,
- /* Section with only symbol stubs, byte size of stub in the reserved2 field. */
- BFD_MACH_O_S_SYMBOL_STUBS = 0x8,
+ /* Section with only symbol stubs, byte size of stub in the reserved2
+ field. */
+ BFD_MACH_O_S_SYMBOL_STUBS = 0x8,
- /* Section with only function pointers for initialization. */
- BFD_MACH_O_S_MOD_INIT_FUNC_POINTERS = 0x9
- }
+ /* Section with only function pointers for initialization. */
+ 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;
-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
{
unsigned long ncmds;
unsigned long sizeofcmds;
unsigned long flags;
+ unsigned int reserved;
+ /* Version 1: 32 bits, version 2: 64 bits. */
+ unsigned int version;
enum bfd_endian byteorder;
}
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
{
asection *bfdsection;
unsigned long flags;
unsigned long reserved1;
unsigned long reserved2;
+ unsigned long reserved3;
}
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
{
- char segname[16];
+ char segname[16 + 1];
bfd_vma vmaddr;
bfd_vma vmsize;
bfd_vma fileoff;
unsigned long filesize;
+ unsigned long maxprot; /* Maximum permitted protection. */
+ unsigned long initprot; /* Initial protection. */
unsigned long nsects;
unsigned long flags;
bfd_mach_o_section *sections;
- asection *segment;
}
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
+
+/* X86-64 relocations. */
+#define BFD_MACH_O_X86_64_RELOC_UNSIGNED 0 /* Absolute addresses. */
+#define BFD_MACH_O_X86_64_RELOC_SIGNED 1 /* 32-bit disp. */
+#define BFD_MACH_O_X86_64_RELOC_BRANCH 2 /* 32-bit pcrel disp. */
+#define BFD_MACH_O_X86_64_RELOC_GOT_LOAD 3 /* Movq load of a GOT entry. */
+#define BFD_MACH_O_X86_64_RELOC_GOT 4 /* GOT reference. */
+#define BFD_MACH_O_X86_64_RELOC_SUBTRACTOR 5 /* Symbol difference. */
+#define BFD_MACH_O_X86_64_RELOC_SIGNED_1 6 /* 32-bit signed disp -1. */
+#define BFD_MACH_O_X86_64_RELOC_SIGNED_2 7 /* 32-bit signed disp -2. */
+#define BFD_MACH_O_X86_64_RELOC_SIGNED_4 8 /* 32-bit signed disp -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
{
- unsigned long symoff;
- unsigned long nsyms;
- unsigned long stroff;
- unsigned long strsize;
- asymbol *symbols;
+ unsigned int symoff;
+ unsigned int nsyms;
+ unsigned int stroff;
+ unsigned int strsize;
+ bfd_mach_o_asymbol *symbols;
char *strtab;
- asection *stabs_segment;
- asection *stabstr_segment;
}
bfd_mach_o_symtab_command;
/* This is the second set of the symbolic information which is used to support
- the data structures for the dynamicly link editor.
+ the data structures for the dynamically link editor.
The original set of symbolic information in the symtab_command which contains
the symbol and string tables must also be present when this load command is
reference symbol table
indirect symbol table
The first three tables above (the table of contents, module table and
- reference symbol table) are only present if the file is a dynamicly linked
+ reference symbol table) are only present if the file is a dynamically linked
shared library. For executable and object modules, which are files
containing only one module, the information that would be in these three
tables is determined as follows:
file is part of the module.
reference symbol table - is the defined and undefined external symbols
- For dynamicly linked shared library files this load command also contains
+ For dynamically linked shared library files this load command also contains
offsets and sizes to the pool of relocation entries for all sections
separated into two groups:
external relocation entries
For executable and object modules the relocation entries continue to hang
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
{
/* The symbols indicated by symoff and nsyms of the LC_SYMTAB load command
The last two groups are used by the dynamic binding process to do the
binding (indirectly through the module table and the reference symbol
- table when this is a dynamicly linked shared library file). */
+ table when this is a dynamically linked shared library file). */
unsigned long ilocalsym; /* Index to local symbols. */
unsigned long nlocalsym; /* Number of local symbols. */
/* For the for the dynamic binding process to find which module a symbol
is defined in the table of contents is used (analogous to the ranlib
structure in an archive) which maps defined external symbols to modules
- they are defined in. This exists only in a dynamicly linked shared
+ they are defined in. This exists only in a dynamically linked shared
library file. For executable and object modules the defined external
symbols are sorted by name and is use as the table of contents. */
table must reflect the modules that the file was created from. This is
done by having a module table that has indexes and counts into the merged
tables for each module. The module structure that these two entries
- refer to is described below. This exists only in a dynamicly linked
+ refer to is described below. This exists only in a dynamically linked
shared library file. For executable and object modules the file only
contains one module so everything in the file belongs to the module. */
indicates the external references (defined and undefined) each module
makes. For each module there is an offset and a count into the
reference symbol table for the symbols that the module references.
- This exists only in a dynamicly linked shared library file. For
+ This exists only in a dynamically linked shared library file. For
executable and object modules the defined external symbols and the
undefined external symbols indicates the external references. */
/* All the local relocation entries are grouped together (they are not
grouped by their module since they are only used if the object is moved
- from it staticly link edited address). */
+ from it statically link edited address). */
unsigned long locreloff; /* Offset to 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;
/* 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
- 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
symbol was also absolute INDIRECT_SYMBOL_ABS is or'ed with that. */
-#define INDIRECT_SYMBOL_LOCAL 0x80000000
-#define INDIRECT_SYMBOL_ABS 0x40000000
+#define BFD_MACH_O_INDIRECT_SYMBOL_LOCAL 0x80000000
+#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
{
unsigned long flavour;
- bfd_vma offset;
+ unsigned long offset;
unsigned long size;
}
bfd_mach_o_thread_flavour;
}
bfd_mach_o_thread_command;
+/* For LC_LOAD_DYLINKER and LC_ID_DYLINKER. */
+
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_len; /* Offset to library's path name. */
- asection *section;
+ unsigned long name_offset; /* Offset to library's path name. */
+ unsigned long name_len; /* Offset to library's path name. */
+ char *name_str;
}
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
{
- 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_len; /* Offset to library's path name. */
unsigned long timestamp; /* Library's build time stamp. */
unsigned long current_version; /* Library's current version number. */
unsigned long compatibility_version; /* Library's compatibility vers number. */
- asection *section;
+ char *name_str;
}
bfd_mach_o_dylib_command;
+/* For LC_PREBOUND_DYLIB. */
+
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 nmodules; /* Number of modules in library. */
unsigned long linked_modules; /* Bit vector of linked modules. */
- asection *section;
}
bfd_mach_o_prebound_dylib_command;
+/* For LC_UUID. */
+
+typedef struct bfd_mach_o_uuid_command
+{
+ unsigned char uuid[16];
+}
+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_dyld_info_command
+{
+ /* File offset and size to rebase info. */
+ unsigned int rebase_off;
+ unsigned int rebase_size;
+
+ /* File offset and size of binding info. */
+ unsigned int bind_off;
+ unsigned int bind_size;
+
+ /* File offset and size of weak binding info. */
+ unsigned int weak_bind_off;
+ unsigned int weak_bind_size;
+
+ /* File offset and size of lazy binding info. */
+ unsigned int lazy_bind_off;
+ unsigned int lazy_bind_size;
+
+ /* File offset and size of export info. */
+ unsigned int export_off;
+ unsigned int export_size;
+}
+bfd_mach_o_dyld_info_command;
+
typedef struct bfd_mach_o_load_command
{
bfd_mach_o_load_command_type type;
- unsigned int type_required;
- bfd_vma offset;
- bfd_vma len;
+ bfd_boolean type_required;
+ unsigned int offset;
+ unsigned int len;
union
{
bfd_mach_o_segment_command segment;
bfd_mach_o_dylib_command dylib;
bfd_mach_o_dylinker_command dylinker;
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;
+ bfd_mach_o_dyld_info_command dyld_info;
}
command;
}
typedef struct mach_o_data_struct
{
+ /* Mach-O header. */
bfd_mach_o_header header;
+ /* Array of load commands (length is given by header.ncmds). */
bfd_mach_o_load_command *commands;
- unsigned long nsymbols;
- asymbol *symbols;
+
+ /* Flatten array of sections. The array is 0-based. */
unsigned long nsects;
bfd_mach_o_section **sections;
- bfd *ibfd;
-}
-mach_o_data_struct;
-
-typedef struct mach_o_data_struct bfd_mach_o_data_struct;
-
-bfd_boolean bfd_mach_o_valid
- PARAMS ((bfd *));
-int bfd_mach_o_scan_read_symtab_symbol
- PARAMS ((bfd *, bfd_mach_o_symtab_command *, asymbol *, unsigned long));
-int bfd_mach_o_scan_read_symtab_strtab
- PARAMS ((bfd *, bfd_mach_o_symtab_command *));
-int bfd_mach_o_scan_read_symtab_symbols
- PARAMS ((bfd *, bfd_mach_o_symtab_command *));
-int bfd_mach_o_scan_read_dysymtab_symbol
- PARAMS ((bfd *, bfd_mach_o_dysymtab_command *, bfd_mach_o_symtab_command *,
- asymbol *, unsigned long));
-int bfd_mach_o_scan_start_address
- PARAMS ((bfd *));
-int bfd_mach_o_scan
- PARAMS ((bfd *, bfd_mach_o_header *, bfd_mach_o_data_struct *));
-bfd_boolean bfd_mach_o_mkobject
- PARAMS ((bfd *));
-const bfd_target * bfd_mach_o_object_p
- PARAMS ((bfd *));
-const bfd_target * bfd_mach_o_core_p
- PARAMS ((bfd *));
-const bfd_target * bfd_mach_o_archive_p
- PARAMS ((bfd *));
-bfd * bfd_mach_o_openr_next_archived_file
- PARAMS ((bfd *, bfd *));
-int bfd_mach_o_lookup_section
- PARAMS ((bfd *, asection *, bfd_mach_o_load_command **,
- bfd_mach_o_section **));
-int bfd_mach_o_lookup_command
- PARAMS ((bfd *, bfd_mach_o_load_command_type, bfd_mach_o_load_command **));
-unsigned long bfd_mach_o_stack_addr
- PARAMS ((enum bfd_mach_o_cpu_type));
-int bfd_mach_o_core_fetch_environment
- PARAMS ((bfd *, unsigned char **, unsigned int *));
-char * bfd_mach_o_core_file_failing_command
- PARAMS ((bfd *));
-int bfd_mach_o_core_file_failing_signal
- PARAMS ((bfd *));
-bfd_boolean bfd_mach_o_core_file_matches_executable_p
- PARAMS ((bfd *, bfd *));
-
-extern const bfd_target mach_o_be_vec;
-extern const bfd_target mach_o_le_vec;
+
+ /* 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
+{
+ enum bfd_architecture arch;
+ 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 *);
+int bfd_mach_o_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_start_address (bfd *);
+int bfd_mach_o_scan (bfd *, bfd_mach_o_header *, bfd_mach_o_data_struct *);
+bfd_boolean bfd_mach_o_mkobject_init (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_archive_p (bfd *);
+bfd *bfd_mach_o_openr_next_archived_file (bfd *, bfd *);
+bfd_boolean bfd_mach_o_set_arch_mach (bfd *, enum bfd_architecture,
+ unsigned long);
+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 **);
+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_synthetic_symtab (bfd *, long, asymbol **, long,
+ asymbol **, asymbol **ret);
+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);
+int bfd_mach_o_core_fetch_environment (bfd *, unsigned char **, unsigned int *);
+char *bfd_mach_o_core_file_failing_command (bfd *);
+int bfd_mach_o_core_file_failing_signal (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_fat_vec;
#endif /* _BFD_MACH_O_H_ */