/* Mach-O support for BFD.
- Copyright 1999, 2000, 2001, 2002, 2003, 2005, 2007
+ Copyright 1999, 2000, 2001, 2002, 2003, 2005, 2007, 2008
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
#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
+
+#define BFD_MACH_O_SYM_NTYPE(SYM) (((SYM)->udata.i >> 24) & 0xff)
+#define BFD_MACH_O_SYM_NSECT(SYM) (((SYM)->udata.i >> 16) & 0xff)
+#define BFD_MACH_O_SYM_NDESC(SYM) ((SYM)->udata.i & 0xffff)
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_VECTOR_STATE = 4,
+ BFD_MACH_O_PPC_THREAD_STATE_64 = 5
}
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_THREAD_STATE_NONE = 13
}
bfd_mach_o_i386_thread_flavour;
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_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_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 = 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_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
+
+/* Section has local relocation entries. */
+#define BFD_MACH_O_S_ATTR_LOC_RELOC 0x00000100
+
+/* Section has external relocation entries. */
+#define BFD_MACH_O_S_ATTR_EXT_RELOC 0x00000200
+
+/* Section contains some machine instructions. */
+#define BFD_MACH_O_S_ATTR_SOME_INSTRUCTIONS 0x00004000
+
+#define BFD_MACH_O_S_ATTR_DEBUG 0x02000000
+
+/* Section contains only true machine instructions. */
+#define BFD_MACH_O_S_ATTR_PURE_INSTRUCTIONS 0x80000000
+
typedef unsigned long bfd_mach_o_cpu_subtype;
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;
unsigned long flags;
unsigned long reserved1;
unsigned long reserved2;
+ unsigned long reserved3;
}
bfd_mach_o_section;
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;
}
bfd_mach_o_segment_command;
+/* Protection flags. */
+#define BFD_MACH_O_PROT_READ 0x01
+#define BFD_MACH_O_PROT_WRITE 0x02
+#define BFD_MACH_O_PROT_EXECUTE 0x04
+
typedef struct bfd_mach_o_symtab_command
{
unsigned long symoff;
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
typedef struct bfd_mach_o_thread_flavour
{
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. */
+ unsigned long cmd; /* LC_ID_DYLINKER or LC_LOAD_DYLINKER. */
+ 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;
}
bfd_mach_o_dylinker_command;
}
bfd_mach_o_prebound_dylib_command;
+typedef struct bfd_mach_o_uuid_command
+{
+ unsigned long cmd; /* LC_PREBOUND_DYLIB. */
+ unsigned long cmdsize; /* Includes uuid. */
+ unsigned char uuid[16]; /* Uuid. */
+ asection *section;
+}
+bfd_mach_o_uuid_command;
+
typedef struct bfd_mach_o_load_command
{
bfd_mach_o_load_command_type type;
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;
}
command;
}
}
mach_o_data_struct;
+#define bfd_get_mach_o_data(abfd) ((abfd)->tdata.mach_o_data)
+
typedef struct mach_o_data_struct bfd_mach_o_data_struct;
bfd_boolean bfd_mach_o_valid (bfd *);
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 *);
extern const bfd_target mach_o_be_vec;
extern const bfd_target mach_o_le_vec;
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