[deliverable/binutils-gdb.git] / include / mach-o / loader.h

/* Mach-O support for BFD.
   Copyright 2011, 2012
   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 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   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., 51 Franklin Street - Fifth Floor, Boston,
   MA 02110-1301, USA.  */

#ifndef _MACH_O_LOADER_H
#define _MACH_O_LOADER_H

/* Constants for header. */

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;

#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_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
{
  /* i386.  */
  BFD_MACH_O_CPU_SUBTYPE_X86_ALL = 3,

  /* arm.  */
  BFD_MACH_O_CPU_SUBTYPE_ARM_ALL = 0,
  BFD_MACH_O_CPU_SUBTYPE_ARM_V4T = 5,
  BFD_MACH_O_CPU_SUBTYPE_ARM_V6 = 6,
  BFD_MACH_O_CPU_SUBTYPE_ARM_V5TEJ = 7,
  BFD_MACH_O_CPU_SUBTYPE_ARM_XSCALE = 8,
  BFD_MACH_O_CPU_SUBTYPE_ARM_V7 = 9
}
bfd_mach_o_cpu_subtype;

typedef enum bfd_mach_o_filetype
{
  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		= 0x0000001,
  BFD_MACH_O_MH_INCRLINK		= 0x0000002,
  BFD_MACH_O_MH_DYLDLINK		= 0x0000004,
  BFD_MACH_O_MH_BINDATLOAD		= 0x0000008,
  BFD_MACH_O_MH_PREBOUND		= 0x0000010,
  BFD_MACH_O_MH_SPLIT_SEGS		= 0x0000020,
  BFD_MACH_O_MH_LAZY_INIT		= 0x0000040,
  BFD_MACH_O_MH_TWOLEVEL		= 0x0000080,
  BFD_MACH_O_MH_FORCE_FLAT		= 0x0000100,
  BFD_MACH_O_MH_NOMULTIDEFS		= 0x0000200,
  BFD_MACH_O_MH_NOFIXPREBINDING		= 0x0000400,
  BFD_MACH_O_MH_PREBINDABLE		= 0x0000800,
  BFD_MACH_O_MH_ALLMODSBOUND		= 0x0001000,
  BFD_MACH_O_MH_SUBSECTIONS_VIA_SYMBOLS = 0x0002000,
  BFD_MACH_O_MH_CANONICAL		= 0x0004000,
  BFD_MACH_O_MH_WEAK_DEFINES		= 0x0008000,
  BFD_MACH_O_MH_BINDS_TO_WEAK		= 0x0010000,
  BFD_MACH_O_MH_ALLOW_STACK_EXECUTION	= 0x0020000,
  BFD_MACH_O_MH_ROOT_SAFE		= 0x0040000,
  BFD_MACH_O_MH_SETUID_SAFE		= 0x0080000,
  BFD_MACH_O_MH_NO_REEXPORTED_DYLIBS	= 0x0100000,
  BFD_MACH_O_MH_PIE			= 0x0200000,
  BFD_MACH_O_MH_DEAD_STRIPPABLE_DYLIB   = 0x0400000,
  BFD_MACH_O_MH_HAS_TLV_DESCRIPTORS     = 0x0800000,
  BFD_MACH_O_MH_NO_HEAP_EXECUTION       = 0x1000000
}
bfd_mach_o_header_flags;
\f
/* Load command constants.  */
#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 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_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_LC_LOAD_UPWARD_DYLIB = 0x23, /* Load upward dylib.  */
  BFD_MACH_O_LC_VERSION_MIN_MACOSX = 0x24,   /* Minimal MacOSX version.  */
  BFD_MACH_O_LC_VERSION_MIN_IPHONEOS = 0x25, /* Minimal IOS version.  */
  BFD_MACH_O_LC_FUNCTION_STARTS = 0x26,  /* Compressed table of func start.  */
  BFD_MACH_O_LC_DYLD_ENVIRONMENT = 0x27, /* Env variable string for dyld.  */
  BFD_MACH_O_LC_MAIN = 0x28,             /* Entry point.  */
  BFD_MACH_O_LC_DATA_IN_CODE = 0x29,     /* Table of non-instructions.  */
  BFD_MACH_O_LC_SOURCE_VERSION = 0x2a,   /* Source version.  */
  BFD_MACH_O_LC_DYLIB_CODE_SIGN_DRS = 0x2b /* DRs from dylibs.  */
}
bfd_mach_o_load_command_type;
\f
/* Section constants.  */
/* Constants for the type of a section.  */

typedef enum bfd_mach_o_section_type
{
  /* Regular section.  */
  BFD_MACH_O_S_REGULAR = 0x0,

  /* 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 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 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.  */

  /* 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 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 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;

/* 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 no specified attibutes.  */
  BFD_MACH_O_S_ATTR_NONE              = 0,

  /* 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;
\f
/* Symbol constants.  */

/* 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_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 				0x07
#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
#define BFD_MACH_O_N_REF_TO_WEAK				0x80

#define BFD_MACH_O_N_ARM_THUMB_DEF				0x08
#define BFD_MACH_O_N_SYMBOL_RESOLVER				0x100

#define BFD_MACH_O_INDIRECT_SYM_LOCAL			0x80000000
#define BFD_MACH_O_INDIRECT_SYM_ABS			0x40000000
\f
/* Constants for DATA_IN_CODE entries.  */
typedef enum bfd_mach_o_data_in_code_entry_kind
{
  BFD_MACH_O_DICE_KIND_DATA         = 0x0001, /* Data */
  BFD_MACH_O_DICE_JUMP_TABLES8      = 0x0002, /* 1 byte jump tables.  */
  BFD_MACH_O_DICE_JUMP_TABLES16     = 0x0003, /* 2 bytes.  */
  BFD_MACH_O_DICE_JUMP_TABLES32     = 0x0004, /* 4 bytes.  */
  BFD_MACH_O_DICE_ABS_JUMP_TABLES32 = 0x0005  /* Absolute jump table.  */
} bfd_mach_o_data_in_code_entry_kind;

/* Thread constants.  */

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_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_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;

#endif /* _MACH_O_LOADER_H */
Commit	Line	Data
74f26653	1	/* Mach-O support for BFD.
0b2de107	2	Copyright 2011, 2012
74f26653 TG	3	Free Software Foundation, Inc.
	4
	5	This file is part of BFD, the Binary File Descriptor library.
	6
	7	This program is free software; you can redistribute it and/or modify
	8	it under the terms of the GNU General Public License as published by
	9	the Free Software Foundation; either version 3 of the License, or
	10	(at your option) any later version.
	11
	12	This program is distributed in the hope that it will be useful,
	13	but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	GNU General Public License for more details.
	16
	17	You should have received a copy of the GNU General Public License
	18	along with this program; if not, write to the Free Software
	19	Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
	20	MA 02110-1301, USA. */
	21
	22	#ifndef _MACH_O_LOADER_H
	23	#define _MACH_O_LOADER_H
	24
46d1c23b	25	/* Constants for header. */
74f26653 TG	26
	27	typedef enum bfd_mach_o_mach_header_magic
	28	{
	29	BFD_MACH_O_MH_MAGIC = 0xfeedface,
	30	BFD_MACH_O_MH_CIGAM = 0xcefaedfe,
	31	BFD_MACH_O_MH_MAGIC_64 = 0xfeedfacf,
	32	BFD_MACH_O_MH_CIGAM_64 = 0xcffaedfe
	33	}
	34	bfd_mach_o_mach_header_magic;
	35
46d1c23b TG	36	#define BFD_MACH_O_CPU_IS64BIT 0x1000000
	37
	38	typedef enum bfd_mach_o_cpu_type
74f26653	39	{
46d1c23b TG	40	BFD_MACH_O_CPU_TYPE_VAX = 1,
	41	BFD_MACH_O_CPU_TYPE_MC680x0 = 6,
	42	BFD_MACH_O_CPU_TYPE_I386 = 7,
	43	BFD_MACH_O_CPU_TYPE_MIPS = 8,
	44	BFD_MACH_O_CPU_TYPE_MC98000 = 10,
	45	BFD_MACH_O_CPU_TYPE_HPPA = 11,
	46	BFD_MACH_O_CPU_TYPE_ARM = 12,
	47	BFD_MACH_O_CPU_TYPE_MC88000 = 13,
	48	BFD_MACH_O_CPU_TYPE_SPARC = 14,
	49	BFD_MACH_O_CPU_TYPE_I860 = 15,
	50	BFD_MACH_O_CPU_TYPE_ALPHA = 16,
	51	BFD_MACH_O_CPU_TYPE_POWERPC = 18,
	52	BFD_MACH_O_CPU_TYPE_POWERPC_64 = (BFD_MACH_O_CPU_TYPE_POWERPC \| BFD_MACH_O_CPU_IS64BIT),
	53	BFD_MACH_O_CPU_TYPE_X86_64 = (BFD_MACH_O_CPU_TYPE_I386 \| BFD_MACH_O_CPU_IS64BIT)
74f26653	54	}
46d1c23b	55	bfd_mach_o_cpu_type;
74f26653	56
46d1c23b	57	typedef enum bfd_mach_o_cpu_subtype
74f26653	58	{
0b2de107 TG	59	/* i386. */
	60	BFD_MACH_O_CPU_SUBTYPE_X86_ALL = 3,
	61
	62	/* arm. */
	63	BFD_MACH_O_CPU_SUBTYPE_ARM_ALL = 0,
	64	BFD_MACH_O_CPU_SUBTYPE_ARM_V4T = 5,
	65	BFD_MACH_O_CPU_SUBTYPE_ARM_V6 = 6,
	66	BFD_MACH_O_CPU_SUBTYPE_ARM_V5TEJ = 7,
	67	BFD_MACH_O_CPU_SUBTYPE_ARM_XSCALE = 8,
	68	BFD_MACH_O_CPU_SUBTYPE_ARM_V7 = 9
74f26653	69	}
46d1c23b TG	70	bfd_mach_o_cpu_subtype;
	71
	72	typedef enum bfd_mach_o_filetype
	73	{
	74	BFD_MACH_O_MH_OBJECT = 0x01,
	75	BFD_MACH_O_MH_EXECUTE = 0x02,
	76	BFD_MACH_O_MH_FVMLIB = 0x03,
	77	BFD_MACH_O_MH_CORE = 0x04,
	78	BFD_MACH_O_MH_PRELOAD = 0x05,
	79	BFD_MACH_O_MH_DYLIB = 0x06,
	80	BFD_MACH_O_MH_DYLINKER = 0x07,
	81	BFD_MACH_O_MH_BUNDLE = 0x08,
	82	BFD_MACH_O_MH_DYLIB_STUB = 0x09,
	83	BFD_MACH_O_MH_DSYM = 0x0a,
	84	BFD_MACH_O_MH_KEXT_BUNDLE = 0x0b
	85	}
	86	bfd_mach_o_filetype;
74f26653	87
46d1c23b TG	88	typedef enum bfd_mach_o_header_flags
	89	{
	90	BFD_MACH_O_MH_NOUNDEFS = 0x0000001,
	91	BFD_MACH_O_MH_INCRLINK = 0x0000002,
	92	BFD_MACH_O_MH_DYLDLINK = 0x0000004,
	93	BFD_MACH_O_MH_BINDATLOAD = 0x0000008,
	94	BFD_MACH_O_MH_PREBOUND = 0x0000010,
	95	BFD_MACH_O_MH_SPLIT_SEGS = 0x0000020,
	96	BFD_MACH_O_MH_LAZY_INIT = 0x0000040,
	97	BFD_MACH_O_MH_TWOLEVEL = 0x0000080,
	98	BFD_MACH_O_MH_FORCE_FLAT = 0x0000100,
	99	BFD_MACH_O_MH_NOMULTIDEFS = 0x0000200,
	100	BFD_MACH_O_MH_NOFIXPREBINDING = 0x0000400,
	101	BFD_MACH_O_MH_PREBINDABLE = 0x0000800,
	102	BFD_MACH_O_MH_ALLMODSBOUND = 0x0001000,
	103	BFD_MACH_O_MH_SUBSECTIONS_VIA_SYMBOLS = 0x0002000,
	104	BFD_MACH_O_MH_CANONICAL = 0x0004000,
	105	BFD_MACH_O_MH_WEAK_DEFINES = 0x0008000,
	106	BFD_MACH_O_MH_BINDS_TO_WEAK = 0x0010000,
	107	BFD_MACH_O_MH_ALLOW_STACK_EXECUTION = 0x0020000,
	108	BFD_MACH_O_MH_ROOT_SAFE = 0x0040000,
	109	BFD_MACH_O_MH_SETUID_SAFE = 0x0080000,
	110	BFD_MACH_O_MH_NO_REEXPORTED_DYLIBS = 0x0100000,
	111	BFD_MACH_O_MH_PIE = 0x0200000,
	112	BFD_MACH_O_MH_DEAD_STRIPPABLE_DYLIB = 0x0400000,
	113	BFD_MACH_O_MH_HAS_TLV_DESCRIPTORS = 0x0800000,
	114	BFD_MACH_O_MH_NO_HEAP_EXECUTION = 0x1000000
	115	}
	116	bfd_mach_o_header_flags;
	117	\f
	118	/* Load command constants. */
74f26653 TG	119	#define BFD_MACH_O_LC_REQ_DYLD 0x80000000
	120
	121	typedef enum bfd_mach_o_load_command_type
	122	{
	123	BFD_MACH_O_LC_SEGMENT = 0x1, /* File segment to be mapped. */
	124	BFD_MACH_O_LC_SYMTAB = 0x2, /* Link-edit stab symbol table info (obsolete). */
	125	BFD_MACH_O_LC_SYMSEG = 0x3, /* Link-edit gdb symbol table info. */
	126	BFD_MACH_O_LC_THREAD = 0x4, /* Thread. */
	127	BFD_MACH_O_LC_UNIXTHREAD = 0x5, /* UNIX thread (includes a stack). */
	128	BFD_MACH_O_LC_LOADFVMLIB = 0x6, /* Load a fixed VM shared library. */
	129	BFD_MACH_O_LC_IDFVMLIB = 0x7, /* Fixed VM shared library id. */
	130	BFD_MACH_O_LC_IDENT = 0x8, /* Object identification information (obsolete). */
	131	BFD_MACH_O_LC_FVMFILE = 0x9, /* Fixed VM file inclusion. */
	132	BFD_MACH_O_LC_PREPAGE = 0xa, /* Prepage command (internal use). */
	133	BFD_MACH_O_LC_DYSYMTAB = 0xb, /* Dynamic link-edit symbol table info. */
	134	BFD_MACH_O_LC_LOAD_DYLIB = 0xc, /* Load a dynamically linked shared library. */
	135	BFD_MACH_O_LC_ID_DYLIB = 0xd, /* Dynamically linked shared lib identification. */
	136	BFD_MACH_O_LC_LOAD_DYLINKER = 0xe, /* Load a dynamic linker. */
	137	BFD_MACH_O_LC_ID_DYLINKER = 0xf, /* Dynamic linker identification. */
	138	BFD_MACH_O_LC_PREBOUND_DYLIB = 0x10, /* Modules prebound for a dynamically. */
	139	BFD_MACH_O_LC_ROUTINES = 0x11, /* Image routines. */
	140	BFD_MACH_O_LC_SUB_FRAMEWORK = 0x12, /* Sub framework. */
	141	BFD_MACH_O_LC_SUB_UMBRELLA = 0x13, /* Sub umbrella. */
	142	BFD_MACH_O_LC_SUB_CLIENT = 0x14, /* Sub client. */
	143	BFD_MACH_O_LC_SUB_LIBRARY = 0x15, /* Sub library. */
	144	BFD_MACH_O_LC_TWOLEVEL_HINTS = 0x16, /* Two-level namespace lookup hints. */
	145	BFD_MACH_O_LC_PREBIND_CKSUM = 0x17, /* Prebind checksum. */
	146	/* Load a dynamically linked shared library that is allowed to be
	147	missing (weak). */
	148	BFD_MACH_O_LC_LOAD_WEAK_DYLIB = 0x18,
91cb7781	149	BFD_MACH_O_LC_SEGMENT_64 = 0x19, /* 64-bit segment of this file to be
74f26653	150	mapped. */
91cb7781	151	BFD_MACH_O_LC_ROUTINES_64 = 0x1a, /* Address of the dyld init routine
74f26653 TG	152	in a dylib. */
	153	BFD_MACH_O_LC_UUID = 0x1b, /* 128-bit UUID of the executable. */
	154	BFD_MACH_O_LC_RPATH = 0x1c, /* Run path addiions. */
	155	BFD_MACH_O_LC_CODE_SIGNATURE = 0x1d, /* Local of code signature. */
	156	BFD_MACH_O_LC_SEGMENT_SPLIT_INFO = 0x1e, /* Local of info to split seg. */
	157	BFD_MACH_O_LC_REEXPORT_DYLIB = 0x1f, /* Load and re-export lib. */
	158	BFD_MACH_O_LC_LAZY_LOAD_DYLIB = 0x20, /* Delay load of lib until use. */
	159	BFD_MACH_O_LC_ENCRYPTION_INFO = 0x21, /* Encrypted segment info. */
edbdea0e TG	160	BFD_MACH_O_LC_DYLD_INFO = 0x22, /* Compressed dyld information. */
	161	BFD_MACH_O_LC_LOAD_UPWARD_DYLIB = 0x23, /* Load upward dylib. */
	162	BFD_MACH_O_LC_VERSION_MIN_MACOSX = 0x24, /* Minimal MacOSX version. */
	163	BFD_MACH_O_LC_VERSION_MIN_IPHONEOS = 0x25, /* Minimal IOS version. */
	164	BFD_MACH_O_LC_FUNCTION_STARTS = 0x26, /* Compressed table of func start. */
91cb7781 TG	165	BFD_MACH_O_LC_DYLD_ENVIRONMENT = 0x27, /* Env variable string for dyld. */
	166	BFD_MACH_O_LC_MAIN = 0x28, /* Entry point. */
	167	BFD_MACH_O_LC_DATA_IN_CODE = 0x29, /* Table of non-instructions. */
	168	BFD_MACH_O_LC_SOURCE_VERSION = 0x2a, /* Source version. */
	169	BFD_MACH_O_LC_DYLIB_CODE_SIGN_DRS = 0x2b /* DRs from dylibs. */
74f26653 TG	170	}
74f26653 TG	171	bfd_mach_o_load_command_type;
46d1c23b TG	172	\f
46d1c23b TG	173	/* Section constants. */
74f26653 TG	174	/* Constants for the type of a section. */
	175
	176	typedef enum bfd_mach_o_section_type
	177	{
	178	/* Regular section. */
	179	BFD_MACH_O_S_REGULAR = 0x0,
	180
	181	/* Zero fill on demand section. */
	182	BFD_MACH_O_S_ZEROFILL = 0x1,
	183
	184	/* Section with only literal C strings. */
	185	BFD_MACH_O_S_CSTRING_LITERALS = 0x2,
	186
	187	/* Section with only 4 byte literals. */
	188	BFD_MACH_O_S_4BYTE_LITERALS = 0x3,
	189
	190	/* Section with only 8 byte literals. */
	191	BFD_MACH_O_S_8BYTE_LITERALS = 0x4,
	192
	193	/* Section with only pointers to literals. */
	194	BFD_MACH_O_S_LITERAL_POINTERS = 0x5,
	195
	196	/* For the two types of symbol pointers sections and the symbol stubs
	197	section they have indirect symbol table entries. For each of the
	198	entries in the section the indirect symbol table entries, in
	199	corresponding order in the indirect symbol table, start at the index
	200	stored in the reserved1 field of the section structure. Since the
	201	indirect symbol table entries correspond to the entries in the
	202	section the number of indirect symbol table entries is inferred from
	203	the size of the section divided by the size of the entries in the
	204	section. For symbol pointers sections the size of the entries in
	205	the section is 4 bytes and for symbol stubs sections the byte size
	206	of the stubs is stored in the reserved2 field of the section
	207	structure. */
	208
	209	/* Section with only non-lazy symbol pointers. */
	210	BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS = 0x6,
	211
	212	/* Section with only lazy symbol pointers. */
	213	BFD_MACH_O_S_LAZY_SYMBOL_POINTERS = 0x7,
	214
	215	/* Section with only symbol stubs, byte size of stub in the reserved2
	216	field. */
	217	BFD_MACH_O_S_SYMBOL_STUBS = 0x8,
	218
	219	/* Section with only function pointers for initialization. */
	220	BFD_MACH_O_S_MOD_INIT_FUNC_POINTERS = 0x9,
	221
	222	/* Section with only function pointers for termination. */
	223	BFD_MACH_O_S_MOD_FINI_FUNC_POINTERS = 0xa,
	224
	225	/* Section contains symbols that are coalesced by the linkers. */
	226	BFD_MACH_O_S_COALESCED = 0xb,
	227
	228	/* Zero fill on demand section (possibly larger than 4 GB). */
	229	BFD_MACH_O_S_GB_ZEROFILL = 0xc,
	230
	231	/* Section with only pairs of function pointers for interposing. */
	232	BFD_MACH_O_S_INTERPOSING = 0xd,
	233
	234	/* Section with only 16 byte literals. */
	235	BFD_MACH_O_S_16BYTE_LITERALS = 0xe,
	236
	237	/* Section contains DTrace Object Format. */
238	BFD_MACH_O_S_DTRACE_DOF = 0xf,
239
240	/* Section with only lazy symbol pointers to lazy loaded dylibs. */
241	BFD_MACH_O_S_LAZY_DYLIB_SYMBOL_POINTERS = 0x10
242	}
243	bfd_mach_o_section_type;
244
245	/* The flags field of a section structure is separated into two parts a section
246	type and section attributes. The section types are mutually exclusive (it
247	can only have one type) but the section attributes are not (it may have more
248	than one attribute). */
249
250	#define BFD_MACH_O_SECTION_TYPE_MASK 0x000000ff
251
252	/* Constants for the section attributes part of the flags field of a section
253	structure. */
254	#define BFD_MACH_O_SECTION_ATTRIBUTES_MASK 0xffffff00
255	/* System setable attributes. */
256	#define BFD_MACH_O_SECTION_ATTRIBUTES_SYS 0x00ffff00
91cb7781	257	/* User attributes. */
74f26653 TG	258	#define BFD_MACH_O_SECTION_ATTRIBUTES_USR 0xff000000
	259
	260	typedef enum bfd_mach_o_section_attribute
	261	{
a4551119 TG	262	/* Section has no specified attibutes. */
	263	BFD_MACH_O_S_ATTR_NONE = 0,
	264
74f26653 TG	265	/* Section has local relocation entries. */
	266	BFD_MACH_O_S_ATTR_LOC_RELOC = 0x00000100,
	267
91cb7781	268	/* Section has external relocation entries. */
74f26653 TG	269	BFD_MACH_O_S_ATTR_EXT_RELOC = 0x00000200,
	270
	271	/* Section contains some machine instructions. */
	272	BFD_MACH_O_S_ATTR_SOME_INSTRUCTIONS = 0x00000400,
	273
	274	/* A debug section. */
	275	BFD_MACH_O_S_ATTR_DEBUG = 0x02000000,
	276
	277	/* Used with i386 stubs. */
	278	BFD_MACH_O_S_SELF_MODIFYING_CODE = 0x04000000,
91cb7781	279
74f26653 TG	280	/* Blocks are live if they reference live blocks. */
	281	BFD_MACH_O_S_ATTR_LIVE_SUPPORT = 0x08000000,
	282
	283	/* No dead stripping. */
	284	BFD_MACH_O_S_ATTR_NO_DEAD_STRIP = 0x10000000,
	285
	286	/* Section symbols can be stripped in files with MH_DYLDLINK flag. */
	287	BFD_MACH_O_S_ATTR_STRIP_STATIC_SYMS = 0x20000000,
	288
	289	/* Section contains coalesced symbols that are not to be in the TOC of an
	290	archive. */
	291	BFD_MACH_O_S_ATTR_NO_TOC = 0x40000000,
	292
	293	/* Section contains only true machine instructions. */
	294	BFD_MACH_O_S_ATTR_PURE_INSTRUCTIONS = 0x80000000
	295	}
	296	bfd_mach_o_section_attribute;
46d1c23b TG	297	\f
	298	/* Symbol constants. */
	299
	300	/* Symbol n_type values. */
	301	#define BFD_MACH_O_N_STAB 0xe0 /* If any of these bits set, a symbolic debugging entry. */
	302	#define BFD_MACH_O_N_PEXT 0x10 /* Private external symbol bit. */
	303	#define BFD_MACH_O_N_TYPE 0x0e /* Mask for the type bits. */
	304	#define BFD_MACH_O_N_EXT 0x01 /* External symbol bit, set for external symbols. */
	305	#define BFD_MACH_O_N_UNDF 0x00 /* Undefined, n_sect == NO_SECT. */
	306	#define BFD_MACH_O_N_ABS 0x02 /* Absolute, n_sect == NO_SECT. */
	307	#define BFD_MACH_O_N_INDR 0x0a /* Indirect. */
	308	#define BFD_MACH_O_N_PBUD 0x0c /* Prebound undefined (defined in a dylib). */
	309	#define BFD_MACH_O_N_SECT 0x0e /* Defined in section number n_sect. */
	310
	311	#define BFD_MACH_O_NO_SECT 0 /* Symbol not in any section of the image. */
	312
	313	/* Symbol n_desc reference flags. */
91cb7781	314	#define BFD_MACH_O_REFERENCE_MASK 0x07
46d1c23b TG	315	#define BFD_MACH_O_REFERENCE_FLAG_UNDEFINED_NON_LAZY 0x00
	316	#define BFD_MACH_O_REFERENCE_FLAG_UNDEFINED_LAZY 0x01
	317	#define BFD_MACH_O_REFERENCE_FLAG_DEFINED 0x02
	318	#define BFD_MACH_O_REFERENCE_FLAG_PRIVATE_DEFINED 0x03
	319	#define BFD_MACH_O_REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY 0x04
	320	#define BFD_MACH_O_REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY 0x05
	321
	322	#define BFD_MACH_O_REFERENCED_DYNAMICALLY 0x10
	323	#define BFD_MACH_O_N_DESC_DISCARDED 0x20
	324	#define BFD_MACH_O_N_NO_DEAD_STRIP 0x20
	325	#define BFD_MACH_O_N_WEAK_REF 0x40
	326	#define BFD_MACH_O_N_WEAK_DEF 0x80
91cb7781 TG	327	#define BFD_MACH_O_N_REF_TO_WEAK 0x80
	328
	329	#define BFD_MACH_O_N_ARM_THUMB_DEF 0x08
	330	#define BFD_MACH_O_N_SYMBOL_RESOLVER 0x100
50d10658 IS	331
	332	#define BFD_MACH_O_INDIRECT_SYM_LOCAL 0x80000000
	333	#define BFD_MACH_O_INDIRECT_SYM_ABS 0x40000000
46d1c23b	334	\f
91cb7781 TG	335	/* Constants for DATA_IN_CODE entries. */
	336	typedef enum bfd_mach_o_data_in_code_entry_kind
	337	{
	338	BFD_MACH_O_DICE_KIND_DATA = 0x0001, /* Data */
	339	BFD_MACH_O_DICE_JUMP_TABLES8 = 0x0002, /* 1 byte jump tables. */
	340	BFD_MACH_O_DICE_JUMP_TABLES16 = 0x0003, /* 2 bytes. */
	341	BFD_MACH_O_DICE_JUMP_TABLES32 = 0x0004, /* 4 bytes. */
	342	BFD_MACH_O_DICE_ABS_JUMP_TABLES32 = 0x0005 /* Absolute jump table. */
	343	} bfd_mach_o_data_in_code_entry_kind;
	344
46d1c23b TG	345	/* Thread constants. */
	346
	347	typedef enum bfd_mach_o_ppc_thread_flavour
	348	{
	349	BFD_MACH_O_PPC_THREAD_STATE = 1,
	350	BFD_MACH_O_PPC_FLOAT_STATE = 2,
	351	BFD_MACH_O_PPC_EXCEPTION_STATE = 3,
	352	BFD_MACH_O_PPC_VECTOR_STATE = 4,
	353	BFD_MACH_O_PPC_THREAD_STATE64 = 5,
	354	BFD_MACH_O_PPC_EXCEPTION_STATE64 = 6,
	355	BFD_MACH_O_PPC_THREAD_STATE_NONE = 7
	356	}
	357	bfd_mach_o_ppc_thread_flavour;
	358
	359	/* Defined in <mach/i386/thread_status.h> */
	360	typedef enum bfd_mach_o_i386_thread_flavour
	361	{
	362	BFD_MACH_O_x86_THREAD_STATE32 = 1,
	363	BFD_MACH_O_x86_FLOAT_STATE32 = 2,
	364	BFD_MACH_O_x86_EXCEPTION_STATE32 = 3,
	365	BFD_MACH_O_x86_THREAD_STATE64 = 4,
	366	BFD_MACH_O_x86_FLOAT_STATE64 = 5,
	367	BFD_MACH_O_x86_EXCEPTION_STATE64 = 6,
	368	BFD_MACH_O_x86_THREAD_STATE = 7,
	369	BFD_MACH_O_x86_FLOAT_STATE = 8,
	370	BFD_MACH_O_x86_EXCEPTION_STATE = 9,
	371	BFD_MACH_O_x86_DEBUG_STATE32 = 10,
	372	BFD_MACH_O_x86_DEBUG_STATE64 = 11,
	373	BFD_MACH_O_x86_DEBUG_STATE = 12,
	374	BFD_MACH_O_x86_THREAD_STATE_NONE = 13
	375	}
	376	bfd_mach_o_i386_thread_flavour;
74f26653 TG	377
74f26653 TG	378	#endif /* _MACH_O_LOADER_H */