elf.h: added

[neatlibc.git] / elf.h

#ifndef _ELF_H
#define _ELF_H

#include <stdint.h>

typedef uint16_t Elf32_Half;

typedef uint32_t Elf32_Word;
typedef int32_t  Elf32_Sword;

typedef uint32_t Elf32_Addr;
typedef uint32_t Elf32_Off;
typedef uint16_t Elf32_Section;

#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;

#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;

#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;

#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;

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

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;

#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

#endif