elf.h

#ifndef _ELF_H
#define	_ELF_H

#include <stdint.h>

typedef uint16_t Elf32_Half;
typedef uint16_t Elf64_Half;

typedef uint32_t Elf32_Word;
typedef	int32_t  Elf32_Sword;
typedef uint32_t Elf64_Word;
typedef	int32_t  Elf64_Sword;

typedef uint32_t Elf32_Addr;
typedef uint32_t Elf32_Off;
typedef uint16_t Elf32_Section;
typedef uint64_t Elf64_Addr;
typedef uint64_t Elf64_Off;
typedef uint16_t Elf64_Section;

typedef uint64_t Elf64_Xword;
typedef	int64_t  Elf64_Sxword;

#define EI_NIDENT (16)

typedef struct {
	unsigned char	e_ident[EI_NIDENT];
	Elf32_Half	e_type;
	Elf32_Half	e_machine;
	Elf32_Word	e_version;
	Elf32_Addr	e_entry;
	Elf32_Off	e_phoff;
	Elf32_Off	e_shoff;
	Elf32_Word	e_flags;
	Elf32_Half	e_ehsize;
	Elf32_Half	e_phentsize;
	Elf32_Half	e_phnum;
	Elf32_Half	e_shentsize;
	Elf32_Half	e_shnum;
	Elf32_Half	e_shstrndx;
} Elf32_Ehdr;

typedef struct {
	unsigned char	e_ident[EI_NIDENT];
	Elf64_Half	e_type;
	Elf64_Half	e_machine;
	Elf64_Word	e_version;
	Elf64_Addr	e_entry;
	Elf64_Off	e_phoff;
	Elf64_Off	e_shoff;
	Elf64_Word	e_flags;
	Elf64_Half	e_ehsize;
	Elf64_Half	e_phentsize;
	Elf64_Half	e_phnum;
	Elf64_Half	e_shentsize;
	Elf64_Half	e_shnum;
	Elf64_Half	e_shstrndx;
} Elf64_Ehdr;

#define	ELFMAG		"\177ELF"
#define	SELFMAG		4

#define EI_CLASS	4
#define ELFCLASSNONE	0
#define ELFCLASS32	1
#define ELFCLASS64	2
#define ELFCLASSNUM	3

#define EI_DATA		5
#define ELFDATANONE	0
#define ELFDATA2LSB	1
#define ELFDATA2MSB	2
#define ELFDATANUM	3

#define EI_VERSION	6

#define EI_OSABI		7
#define ELFOSABI_NONE		0
#define ELFOSABI_SYSV		0
#define ELFOSABI_HPUX		1
#define ELFOSABI_NETBSD		2
#define ELFOSABI_LINUX		3
#define ELFOSABI_SOLARIS	6
#define ELFOSABI_AIX		7
#define ELFOSABI_IRIX		8
#define ELFOSABI_FREEBSD	9
#define ELFOSABI_TRU64		10
#define ELFOSABI_MODESTO	11
#define ELFOSABI_OPENBSD	12
#define ELFOSABI_ARM		97
#define ELFOSABI_STANDALONE	255

#define EI_ABIVERSION	8

#define EI_PAD		9

#define ET_NONE		0
#define ET_REL		1
#define ET_EXEC		2
#define ET_DYN		3
#define ET_CORE		4
#define	ET_NUM		5
#define ET_LOOS		0xfe00
#define ET_HIOS		0xfeff
#define ET_LOPROC	0xff00
#define ET_HIPROC	0xffff

#define EM_NONE		 0
#define EM_M32		 1
#define EM_SPARC	 2
#define EM_386		 3
#define EM_68K		 4
#define EM_88K		 5
#define EM_860		 7
#define EM_MIPS		 8
#define EM_S370		 9
#define EM_MIPS_RS3_LE	10

#define EM_PARISC	15
#define EM_VPP500	17
#define EM_SPARC32PLUS	18
#define EM_960		19
#define EM_PPC		20
#define EM_PPC64	21
#define EM_S390		22

#define EM_V800		36
#define EM_FR20		37
#define EM_RH32		38
#define EM_RCE		39
#define EM_ARM		40
#define EM_FAKE_ALPHA	41
#define EM_SH		42
#define EM_SPARCV9	43
#define EM_TRICORE	44
#define EM_ARC		45
#define EM_H8_300	46
#define EM_H8_300H	47
#define EM_H8S		48
#define EM_H8_500	49
#define EM_IA_64	50
#define EM_MIPS_X	51
#define EM_COLDFIRE	52
#define EM_68HC12	53
#define EM_MMA		54
#define EM_PCP		55
#define EM_NCPU		56
#define EM_NDR1		57
#define EM_STARCORE	58
#define EM_ME16		59
#define EM_ST100	60
#define EM_TINYJ	61
#define EM_X86_64	62
#define EM_PDSP		63

#define EM_FX66		66
#define EM_ST9PLUS	67
#define EM_ST7		68
#define EM_68HC16	69
#define EM_68HC11	70
#define EM_68HC08	71
#define EM_68HC05	72
#define EM_SVX		73
#define EM_ST19		74
#define EM_VAX		75
#define EM_CRIS		76
#define EM_JAVELIN	77
#define EM_FIREPATH	78
#define EM_ZSP		79
#define EM_MMIX		80
#define EM_HUANY	81
#define EM_PRISM	82
#define EM_AVR		83
#define EM_FR30		84
#define EM_D10V		85
#define EM_D30V		86
#define EM_V850		87
#define EM_M32R		88
#define EM_MN10300	89
#define EM_MN10200	90
#define EM_PJ		91
#define EM_OPENRISC	92
#define EM_ARC_A5	93
#define EM_XTENSA	94
#define EM_NUM		95
#define EM_ALPHA	0x9026

#define EV_NONE		0
#define EV_CURRENT	1
#define EV_NUM		2

typedef struct {
	Elf32_Word	sh_name;
	Elf32_Word	sh_type;
	Elf32_Word	sh_flags;
	Elf32_Addr	sh_addr;
	Elf32_Off	sh_offset;
	Elf32_Word	sh_size;
	Elf32_Word	sh_link;
	Elf32_Word	sh_info;
	Elf32_Word	sh_addralign;
	Elf32_Word	sh_entsize;
} Elf32_Shdr;

typedef struct {
	Elf64_Word	sh_name;
	Elf64_Word	sh_type;
	Elf64_Xword	sh_flags;
	Elf64_Addr	sh_addr;
	Elf64_Off	sh_offset;
	Elf64_Xword	sh_size;
	Elf64_Word	sh_link;
	Elf64_Word	sh_info;
	Elf64_Xword	sh_addralign;
	Elf64_Xword	sh_entsize;
} Elf64_Shdr;

#define SHN_UNDEF	0
#define SHN_LORESERVE	0xff00
#define SHN_LOPROC	0xff00
#define SHN_BEFORE	0xff00

#define SHN_AFTER	0xff01

#define SHN_HIPROC	0xff1f
#define SHN_LOOS	0xff20
#define SHN_HIOS	0xff3f
#define SHN_ABS		0xfff1
#define SHN_COMMON	0xfff2
#define SHN_XINDEX	0xffff
#define SHN_HIRESERVE	0xffff

#define SHT_NULL	  0
#define SHT_PROGBITS	  1
#define SHT_SYMTAB	  2
#define SHT_STRTAB	  3
#define SHT_RELA	  4
#define SHT_HASH	  5
#define SHT_DYNAMIC	  6
#define SHT_NOTE	  7
#define SHT_NOBITS	  8
#define SHT_REL		  9
#define SHT_SHLIB	  10
#define SHT_DYNSYM	  11
#define SHT_INIT_ARRAY	  14
#define SHT_FINI_ARRAY	  15
#define SHT_PREINIT_ARRAY 16
#define SHT_GROUP	  17
#define SHT_SYMTAB_SHNDX  18
#define	SHT_NUM		  19
#define SHT_LOPROC	  0x70000000
#define SHT_HIPROC	  0x7fffffff
#define SHT_LOUSER	  0x80000000
#define SHT_HIUSER	  0x8fffffff

#define SHF_WRITE	     (1 << 0)
#define SHF_ALLOC	     (1 << 1)
#define SHF_EXECINSTR	     (1 << 2)
#define SHF_MERGE	     (1 << 4)
#define SHF_STRINGS	     (1 << 5)
#define SHF_INFO_LINK	     (1 << 6)
#define SHF_LINK_ORDER	     (1 << 7)
#define SHF_OS_NONCONFORMING (1 << 8)

#define SHF_GROUP	     (1 << 9)
#define SHF_TLS		     (1 << 10)
#define SHF_MASKOS	     0x0ff00000
#define SHF_MASKPROC	     0xf0000000
#define SHF_ORDERED	     (1 << 30)
#define SHF_EXCLUDE	     (1 << 31)

#define GRP_COMDAT	0x1

typedef struct {
	Elf32_Word	st_name;
	Elf32_Addr	st_value;
	Elf32_Word	st_size;
	unsigned char	st_info;
	unsigned char	st_other;
	Elf32_Section	st_shndx;
} Elf32_Sym;

typedef struct {
	Elf64_Word	st_name;
	unsigned char	st_info;
	unsigned char	st_other;
	Elf64_Section	st_shndx;
	Elf64_Addr	st_value;
	Elf64_Xword	st_size;
} Elf64_Sym;

#define ELF32_ST_BIND(val)		(((unsigned char) (val)) >> 4)
#define ELF32_ST_TYPE(val)		((val) & 0xf)
#define ELF32_ST_INFO(bind, type)	(((bind) << 4) + ((type) & 0xf))

#define ELF64_ST_BIND(val)		ELF32_ST_BIND (val)
#define ELF64_ST_TYPE(val)		ELF32_ST_TYPE (val)
#define ELF64_ST_INFO(bind, type)	ELF32_ST_INFO ((bind), (type))

#define STB_LOCAL	0
#define STB_GLOBAL	1
#define STB_WEAK	2
#define	STB_NUM		3
#define STB_LOOS	10
#define STB_GNU_UNIQUE	10
#define STB_HIOS	12
#define STB_LOPROC	13
#define STB_HIPROC	15

#define STT_NOTYPE	0
#define STT_OBJECT	1
#define STT_FUNC	2
#define STT_SECTION	3
#define STT_FILE	4
#define STT_COMMON	5
#define STT_TLS		6
#define	STT_NUM		7
#define STT_LOOS	10
#define STT_GNU_IFUNC	10
#define STT_HIOS	12
#define STT_LOPROC	13
#define STT_HIPROC	15

#define STN_UNDEF	0

#define ELF32_ST_VISIBILITY(o)	((o) & 0x03)
#define ELF64_ST_VISIBILITY(o)	ELF32_ST_VISIBILITY (o)

#define STV_DEFAULT	0
#define STV_INTERNAL	1
#define STV_HIDDEN	2
#define STV_PROTECTED	3


typedef struct {
	Elf32_Addr	r_offset;
	Elf32_Word	r_info;
} Elf32_Rel;

typedef struct {
	Elf32_Addr	r_offset;
	Elf32_Word	r_info;
	Elf32_Sword	r_addend;
} Elf32_Rela;

typedef struct {
	Elf64_Addr	r_offset;
	Elf64_Xword	r_info;
	Elf64_Sxword	r_addend;
} Elf64_Rela;

#define ELF32_R_SYM(val)		((val) >> 8)
#define ELF32_R_TYPE(val)		((val) & 0xff)
#define ELF32_R_INFO(sym, type)		(((sym) << 8) + ((type) & 0xff))

#define ELF64_R_SYM(i)			((i) >> 32)
#define ELF64_R_TYPE(i)			((i) & 0xffffffff)
#define ELF64_R_INFO(sym,type)		((((Elf64_Xword) (sym)) << 32) + (type))

typedef struct {
	Elf32_Word	p_type;
	Elf32_Off	p_offset;
	Elf32_Addr	p_vaddr;
	Elf32_Addr	p_paddr;
	Elf32_Word	p_filesz;
	Elf32_Word	p_memsz;
	Elf32_Word	p_flags;
	Elf32_Word	p_align;
} Elf32_Phdr;

typedef struct {
	Elf64_Word	p_type;
	Elf64_Word	p_flags;
	Elf64_Off	p_offset;
	Elf64_Addr	p_vaddr;
	Elf64_Addr	p_paddr;
	Elf64_Xword	p_filesz;
	Elf64_Xword	p_memsz;
	Elf64_Xword	p_align;
} Elf64_Phdr;

#define	PT_NULL		0
#define PT_LOAD		1
#define PT_DYNAMIC	2
#define PT_INTERP	3
#define PT_NOTE		4
#define PT_SHLIB	5
#define PT_PHDR		6
#define PT_TLS		7
#define	PT_NUM		8
#define PT_LOPROC	0x70000000
#define PT_HIPROC	0x7fffffff

#define PF_X		(1 << 0)
#define PF_W		(1 << 1)
#define PF_R		(1 << 2)
#define PF_MASKOS	0x0ff00000
#define PF_MASKPROC	0xf0000000

#define NT_PRSTATUS	1
#define NT_FPREGSET	2
#define NT_PRPSINFO	3
#define NT_PRXREG	4
#define NT_TASKSTRUCT	4
#define NT_PLATFORM	5
#define NT_AUXV		6
#define NT_GWINDOWS	7
#define NT_ASRS		8
#define NT_PSTATUS	10
#define NT_PSINFO	13
#define NT_PRCRED	14
#define NT_UTSNAME	15
#define NT_LWPSTATUS	16
#define NT_LWPSINFO	17
#define NT_PRFPXREG	20
#define NT_PRXFPREG	0x46e62b7f
#define NT_PPC_VMX	0x100
#define NT_PPC_SPE	0x101
#define NT_PPC_VSX	0x102
#define NT_386_TLS	0x200
#define NT_386_IOPERM	0x201
#define NT_VERSION	1

#define R_386_NONE	   0
#define R_386_32	   1
#define R_386_PC32	   2
#define R_386_GOT32	   3
#define R_386_PLT32	   4
#define R_386_COPY	   5
#define R_386_GLOB_DAT	   6
#define R_386_JMP_SLOT	   7
#define R_386_RELATIVE	   8
#define R_386_GOTOFF	   9
#define R_386_GOTPC	   10
#define R_386_32PLT	   11
#define R_386_TLS_TPOFF	   14
#define R_386_TLS_IE	   15
#define R_386_TLS_GOTIE	   16
#define R_386_TLS_LE	   17
#define R_386_TLS_GD	   18
#define R_386_TLS_LDM	   19
#define R_386_16	   20
#define R_386_PC16	   21
#define R_386_8		   22
#define R_386_PC8	   23
#define R_386_TLS_GD_32	   24
#define R_386_TLS_GD_PUSH  25
#define R_386_TLS_GD_CALL  26
#define R_386_TLS_GD_POP   27
#define R_386_TLS_LDM_32   28
#define R_386_TLS_LDM_PUSH 29
#define R_386_TLS_LDM_CALL 30
#define R_386_TLS_LDM_POP  31
#define R_386_TLS_LDO_32   32
#define R_386_TLS_IE_32	   33
#define R_386_TLS_LE_32	   34
#define R_386_TLS_DTPMOD32 35
#define R_386_TLS_DTPOFF32 36
#define R_386_TLS_TPOFF32  37
#define R_386_TLS_GOTDESC  39
#define R_386_TLS_DESC_CALL 40
#define R_386_TLS_DESC     41
#define R_386_IRELATIVE	   42
#define R_386_NUM	   43

#define EF_ARM_RELEXEC		0x01
#define EF_ARM_HASENTRY		0x02
#define EF_ARM_INTERWORK	0x04
#define EF_ARM_APCS_26		0x08
#define EF_ARM_APCS_FLOAT	0x10
#define EF_ARM_PIC		0x20
#define EF_ARM_ALIGN8		0x40
#define EF_ARM_NEW_ABI		0x80
#define EF_ARM_OLD_ABI		0x100
#define EF_ARM_SOFT_FLOAT	0x200
#define EF_ARM_VFP_FLOAT	0x400
#define EF_ARM_MAVERICK_FLOAT	0x800

#define EF_ARM_SYMSARESORTED	0x04
#define EF_ARM_DYNSYMSUSESEGIDX	0x08
#define EF_ARM_MAPSYMSFIRST	0x10
#define EF_ARM_EABIMASK		0XFF000000

#define EF_ARM_BE8		0x00800000
#define EF_ARM_LE8		0x00400000

#define EF_ARM_EABI_VERSION(flags)	((flags) & EF_ARM_EABIMASK)
#define EF_ARM_EABI_UNKNOWN	0x00000000
#define EF_ARM_EABI_VER1	0x01000000
#define EF_ARM_EABI_VER2	0x02000000
#define EF_ARM_EABI_VER3	0x03000000
#define EF_ARM_EABI_VER4	0x04000000
#define EF_ARM_EABI_VER5	0x05000000

#define STT_ARM_TFUNC		STT_LOPROC
#define STT_ARM_16BIT		STT_HIPROC

#define SHF_ARM_ENTRYSECT	0x10000000
#define SHF_ARM_COMDEF		0x80000000

#define PF_ARM_SB		0x10000000

#define PF_ARM_PI		0x20000000
#define PF_ARM_ABS		0x40000000

#define PT_ARM_EXIDX		(PT_LOPROC + 1)

#define SHT_ARM_EXIDX		(SHT_LOPROC + 1)
#define SHT_ARM_PREEMPTMAP	(SHT_LOPROC + 2)
#define SHT_ARM_ATTRIBUTES	(SHT_LOPROC + 3)

#define R_ARM_NONE		0
#define R_ARM_PC24		1
#define R_ARM_ABS32		2
#define R_ARM_REL32		3
#define R_ARM_PC13		4
#define R_ARM_ABS16		5
#define R_ARM_ABS12		6
#define R_ARM_THM_ABS5		7
#define R_ARM_ABS8		8
#define R_ARM_SBREL32		9
#define R_ARM_THM_PC22		10
#define R_ARM_THM_PC8		11
#define R_ARM_AMP_VCALL9	12
#define R_ARM_SWI24		13
#define R_ARM_THM_SWI8		14
#define R_ARM_XPC25		15
#define R_ARM_THM_XPC22		16
#define R_ARM_TLS_DTPMOD32	17
#define R_ARM_TLS_DTPOFF32	18
#define R_ARM_TLS_TPOFF32	19
#define R_ARM_COPY		20
#define R_ARM_GLOB_DAT		21
#define R_ARM_JUMP_SLOT		22
#define R_ARM_RELATIVE		23
#define R_ARM_GOTOFF		24
#define R_ARM_GOTPC		25
#define R_ARM_GOT32		26
#define R_ARM_PLT32		27
#define R_ARM_ALU_PCREL_7_0	32
#define R_ARM_ALU_PCREL_15_8	33
#define R_ARM_ALU_PCREL_23_15	34
#define R_ARM_LDR_SBREL_11_0	35
#define R_ARM_ALU_SBREL_19_12	36
#define R_ARM_ALU_SBREL_27_20	37
#define R_ARM_GNU_VTENTRY	100
#define R_ARM_GNU_VTINHERIT	101
#define R_ARM_THM_PC11		102
#define R_ARM_THM_PC9		103
#define R_ARM_TLS_GD32		104

#define R_ARM_TLS_LDM32		105

#define R_ARM_TLS_LDO32		106

#define R_ARM_TLS_IE32		107

#define R_ARM_TLS_LE32		108

#define R_ARM_RXPC25		249
#define R_ARM_RSBREL32		250
#define R_ARM_THM_RPC22		251
#define R_ARM_RREL32		252
#define R_ARM_RABS22		253
#define R_ARM_RPC24		254
#define R_ARM_RBASE		255

#define R_ARM_NUM		256

#define R_X86_64_NONE		0
#define R_X86_64_64		1
#define R_X86_64_PC32		2
#define R_X86_64_GOT32		3
#define R_X86_64_PLT32		4
#define R_X86_64_COPY		5
#define R_X86_64_GLOB_DAT	6
#define R_X86_64_JUMP_SLOT	7
#define R_X86_64_RELATIVE	8
#define R_X86_64_GOTPCREL	9

#define R_X86_64_32		10
#define R_X86_64_32S		11
#define R_X86_64_16		12
#define R_X86_64_PC16		13
#define R_X86_64_8		14
#define R_X86_64_PC8		15
#define R_X86_64_DTPMOD64	16
#define R_X86_64_DTPOFF64	17
#define R_X86_64_TPOFF64	18
#define R_X86_64_TLSGD		19

#define R_X86_64_TLSLD		20
#define R_X86_64_DTPOFF32	21
#define R_X86_64_GOTTPOFF	22
#define R_X86_64_TPOFF32	23
#define R_X86_64_PC64		24
#define R_X86_64_GOTOFF64	25
#define R_X86_64_GOTPC32	26
#define R_X86_64_GOTPC32_TLSDESC	34
#define R_X86_64_TLSDESC_CALL	35

#define R_X86_64_TLSDESC	36
#define R_X86_64_IRELATIVE	37

#define R_X86_64_NUM		38

#endif