source: vbox/trunk/src/recompiler/elf.h@ 204

#ifndef _QEMU_ELF_H
#define _QEMU_ELF_H

#include <inttypes.h>

/* 32-bit ELF base types. */
typedef uint32_t Elf32_Addr;
typedef uint16_t Elf32_Half;
typedef uint32_t Elf32_Off;
typedef int32_t  Elf32_Sword;
typedef uint32_t Elf32_Word;

/* 64-bit ELF base types. */
typedef uint64_t Elf64_Addr;
typedef uint16_t Elf64_Half;
typedef int16_t  Elf64_SHalf;
typedef uint64_t Elf64_Off;
typedef int32_t  Elf64_Sword;
typedef uint32_t Elf64_Word;
typedef uint64_t Elf64_Xword;
typedef int64_t  Elf64_Sxword;

/* These constants are for the segment types stored in the image headers */
#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_LOPROC  0x70000000
#define PT_HIPROC  0x7fffffff
#define PT_MIPS_REGINFO         0x70000000

/* Flags in the e_flags field of the header */
#define EF_MIPS_NOREORDER 0x00000001
#define EF_MIPS_PIC       0x00000002
#define EF_MIPS_CPIC      0x00000004
#define EF_MIPS_ARCH      0xf0000000

/* These constants define the different elf file types */
#define ET_NONE   0
#define ET_REL    1
#define ET_EXEC   2
#define ET_DYN    3
#define ET_CORE   4
#define ET_LOPROC 0xff00
#define ET_HIPROC 0xffff

/* These constants define the various ELF target machines */
#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_486   6   /* Perhaps disused */
#define EM_860   7

#define EM_MIPS         8       /* MIPS R3000 (officially, big-endian only) */

#define EM_MIPS_RS4_BE 10       /* MIPS R4000 big-endian */

#define EM_PARISC      15       /* HPPA */

#define EM_SPARC32PLUS 18       /* Sun's "v8plus" */

#define EM_PPC         20       /* PowerPC */
#define EM_PPC64       21       /* PowerPC64 */

#define EM_ARM          40              /* ARM */

#define EM_SH          42       /* SuperH */

#define EM_SPARCV9     43       /* SPARC v9 64-bit */

#define EM_IA_64        50      /* HP/Intel IA-64 */

#define EM_X86_64       62      /* AMD x86-64 */

#define EM_S390         22      /* IBM S/390 */

#define EM_CRIS         76      /* Axis Communications 32-bit embedded processor */

#define EM_V850         87      /* NEC v850 */

#define EM_H8_300H      47      /* Hitachi H8/300H */
#define EM_H8S          48      /* Hitachi H8S     */

/*
 * This is an interim value that we will use until the committee comes
 * up with a final number.
 */
#define EM_ALPHA        0x9026

/* Bogus old v850 magic number, used by old tools.  */
#define EM_CYGNUS_V850  0x9080

/*
 * This is the old interim value for S/390 architecture
 */
#define EM_S390_OLD     0xA390

/* This is the info that is needed to parse the dynamic section of the file */
#define DT_NULL         0
#define DT_NEEDED       1
#define DT_PLTRELSZ     2
#define DT_PLTGOT       3
#define DT_HASH         4
#define DT_STRTAB       5
#define DT_SYMTAB       6
#define DT_RELA         7
#define DT_RELASZ       8
#define DT_RELAENT      9
#define DT_STRSZ        10
#define DT_SYMENT       11
#define DT_INIT         12
#define DT_FINI         13
#define DT_SONAME       14
#define DT_RPATH        15
#define DT_SYMBOLIC     16
#define DT_REL          17
#define DT_RELSZ        18
#define DT_RELENT       19
#define DT_PLTREL       20
#define DT_DEBUG        21
#define DT_TEXTREL      22
#define DT_JMPREL       23
#define DT_LOPROC       0x70000000
#define DT_HIPROC       0x7fffffff
#define DT_MIPS_RLD_VERSION     0x70000001
#define DT_MIPS_TIME_STAMP      0x70000002
#define DT_MIPS_ICHECKSUM       0x70000003
#define DT_MIPS_IVERSION        0x70000004
#define DT_MIPS_FLAGS           0x70000005
  #define RHF_NONE                0
  #define RHF_HARDWAY             1
  #define RHF_NOTPOT              2
#define DT_MIPS_BASE_ADDRESS    0x70000006
#define DT_MIPS_CONFLICT        0x70000008
#define DT_MIPS_LIBLIST         0x70000009
#define DT_MIPS_LOCAL_GOTNO     0x7000000a
#define DT_MIPS_CONFLICTNO      0x7000000b
#define DT_MIPS_LIBLISTNO       0x70000010
#define DT_MIPS_SYMTABNO        0x70000011
#define DT_MIPS_UNREFEXTNO      0x70000012
#define DT_MIPS_GOTSYM          0x70000013
#define DT_MIPS_HIPAGENO        0x70000014
#define DT_MIPS_RLD_MAP         0x70000016

/* This info is needed when parsing the symbol table */
#define STB_LOCAL  0
#define STB_GLOBAL 1
#define STB_WEAK   2

#define STT_NOTYPE  0
#define STT_OBJECT  1
#define STT_FUNC    2
#define STT_SECTION 3
#define STT_FILE    4

#define ELF_ST_BIND(x)          ((x) >> 4)
#define ELF_ST_TYPE(x)          (((unsigned int) x) & 0xf)
#define ELF32_ST_BIND(x)        ELF_ST_BIND(x)
#define ELF32_ST_TYPE(x)        ELF_ST_TYPE(x)
#define ELF64_ST_BIND(x)        ELF_ST_BIND(x)
#define ELF64_ST_TYPE(x)        ELF_ST_TYPE(x)

/* Symbolic values for the entries in the auxiliary table
   put on the initial stack */
#define AT_NULL   0     /* end of vector */
#define AT_IGNORE 1     /* entry should be ignored */
#define AT_EXECFD 2     /* file descriptor of program */
#define AT_PHDR   3     /* program headers for program */
#define AT_PHENT  4     /* size of program header entry */
#define AT_PHNUM  5     /* number of program headers */
#define AT_PAGESZ 6     /* system page size */
#define AT_BASE   7     /* base address of interpreter */
#define AT_FLAGS  8     /* flags */
#define AT_ENTRY  9     /* entry point of program */
#define AT_NOTELF 10    /* program is not ELF */
#define AT_UID    11    /* real uid */
#define AT_EUID   12    /* effective uid */
#define AT_GID    13    /* real gid */
#define AT_EGID   14    /* effective gid */
#define AT_PLATFORM 15  /* string identifying CPU for optimizations */
#define AT_HWCAP  16    /* arch dependent hints at CPU capabilities */
#define AT_CLKTCK 17    /* frequency at which times() increments */

typedef struct dynamic{
  Elf32_Sword d_tag;
  union{
    Elf32_Sword d_val;
    Elf32_Addr  d_ptr;
  } d_un;
} Elf32_Dyn;

typedef struct {
  Elf64_Sxword d_tag;           /* entry tag value */
  union {
    Elf64_Xword d_val;
    Elf64_Addr d_ptr;
  } d_un;
} Elf64_Dyn;

/* The following are used with relocations */
#define ELF32_R_SYM(x) ((x) >> 8)
#define ELF32_R_TYPE(x) ((x) & 0xff)

#define ELF64_R_SYM(i)                  ((i) >> 32)
#define ELF64_R_TYPE(i)                 ((i) & 0xffffffff)

#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_NUM       11

#define R_MIPS_NONE             0
#define R_MIPS_16               1
#define R_MIPS_32               2
#define R_MIPS_REL32            3
#define R_MIPS_26               4
#define R_MIPS_HI16             5
#define R_MIPS_LO16             6
#define R_MIPS_GPREL16          7
#define R_MIPS_LITERAL          8
#define R_MIPS_GOT16            9
#define R_MIPS_PC16             10
#define R_MIPS_CALL16           11
#define R_MIPS_GPREL32          12
/* The remaining relocs are defined on Irix, although they are not
   in the MIPS ELF ABI.  */
#define R_MIPS_UNUSED1          13
#define R_MIPS_UNUSED2          14
#define R_MIPS_UNUSED3          15
#define R_MIPS_SHIFT5           16
#define R_MIPS_SHIFT6           17
#define R_MIPS_64               18
#define R_MIPS_GOT_DISP         19
#define R_MIPS_GOT_PAGE         20
#define R_MIPS_GOT_OFST         21
/*
 * The following two relocation types are specified in the MIPS ABI
 * conformance guide version 1.2 but not yet in the psABI.
 */
#define R_MIPS_GOTHI16          22
#define R_MIPS_GOTLO16          23
#define R_MIPS_SUB              24
#define R_MIPS_INSERT_A         25
#define R_MIPS_INSERT_B         26
#define R_MIPS_DELETE           27
#define R_MIPS_HIGHER           28
#define R_MIPS_HIGHEST          29
/*
 * The following two relocation types are specified in the MIPS ABI
 * conformance guide version 1.2 but not yet in the psABI.
 */
#define R_MIPS_CALLHI16         30
#define R_MIPS_CALLLO16         31
/*
 * This range is reserved for vendor specific relocations.
 */
#define R_MIPS_LOVENDOR         100
#define R_MIPS_HIVENDOR         127


/*
 * Sparc ELF relocation types
 */
#define R_SPARC_NONE            0
#define R_SPARC_8               1
#define R_SPARC_16              2
#define R_SPARC_32              3
#define R_SPARC_DISP8           4
#define R_SPARC_DISP16          5
#define R_SPARC_DISP32          6
#define R_SPARC_WDISP30         7
#define R_SPARC_WDISP22         8
#define R_SPARC_HI22            9
#define R_SPARC_22              10
#define R_SPARC_13              11
#define R_SPARC_LO10            12
#define R_SPARC_GOT10           13
#define R_SPARC_GOT13           14
#define R_SPARC_GOT22           15
#define R_SPARC_PC10            16
#define R_SPARC_PC22            17
#define R_SPARC_WPLT30          18
#define R_SPARC_COPY            19
#define R_SPARC_GLOB_DAT        20
#define R_SPARC_JMP_SLOT        21
#define R_SPARC_RELATIVE        22
#define R_SPARC_UA32            23
#define R_SPARC_PLT32           24
#define R_SPARC_HIPLT22         25
#define R_SPARC_LOPLT10         26
#define R_SPARC_PCPLT32         27
#define R_SPARC_PCPLT22         28
#define R_SPARC_PCPLT10         29
#define R_SPARC_10              30
#define R_SPARC_11              31
#define R_SPARC_64              32
#define R_SPARC_WDISP16         40
#define R_SPARC_WDISP19         41
#define R_SPARC_7               43
#define R_SPARC_5               44
#define R_SPARC_6               45

/* Bits present in AT_HWCAP, primarily for Sparc32.  */

#define HWCAP_SPARC_FLUSH       1    /* CPU supports flush instruction. */
#define HWCAP_SPARC_STBAR       2
#define HWCAP_SPARC_SWAP        4
#define HWCAP_SPARC_MULDIV      8
#define HWCAP_SPARC_V9          16
#define HWCAP_SPARC_ULTRA3      32

/*
 * 68k ELF relocation types
 */
#define R_68K_NONE      0
#define R_68K_32        1
#define R_68K_16        2
#define R_68K_8         3
#define R_68K_PC32      4
#define R_68K_PC16      5
#define R_68K_PC8       6
#define R_68K_GOT32     7
#define R_68K_GOT16     8
#define R_68K_GOT8      9
#define R_68K_GOT32O    10
#define R_68K_GOT16O    11
#define R_68K_GOT8O     12
#define R_68K_PLT32     13
#define R_68K_PLT16     14
#define R_68K_PLT8      15
#define R_68K_PLT32O    16
#define R_68K_PLT16O    17
#define R_68K_PLT8O     18
#define R_68K_COPY      19
#define R_68K_GLOB_DAT  20
#define R_68K_JMP_SLOT  21
#define R_68K_RELATIVE  22

/*
 * Alpha ELF relocation types
 */
#define R_ALPHA_NONE            0       /* No reloc */
#define R_ALPHA_REFLONG         1       /* Direct 32 bit */
#define R_ALPHA_REFQUAD         2       /* Direct 64 bit */
#define R_ALPHA_GPREL32         3       /* GP relative 32 bit */
#define R_ALPHA_LITERAL         4       /* GP relative 16 bit w/optimization */
#define R_ALPHA_LITUSE          5       /* Optimization hint for LITERAL */
#define R_ALPHA_GPDISP          6       /* Add displacement to GP */
#define R_ALPHA_BRADDR          7       /* PC+4 relative 23 bit shifted */
#define R_ALPHA_HINT            8       /* PC+4 relative 16 bit shifted */
#define R_ALPHA_SREL16          9       /* PC relative 16 bit */
#define R_ALPHA_SREL32          10      /* PC relative 32 bit */
#define R_ALPHA_SREL64          11      /* PC relative 64 bit */
#define R_ALPHA_GPRELHIGH       17      /* GP relative 32 bit, high 16 bits */
#define R_ALPHA_GPRELLOW        18      /* GP relative 32 bit, low 16 bits */
#define R_ALPHA_GPREL16         19      /* GP relative 16 bit */
#define R_ALPHA_COPY            24      /* Copy symbol at runtime */
#define R_ALPHA_GLOB_DAT        25      /* Create GOT entry */
#define R_ALPHA_JMP_SLOT        26      /* Create PLT entry */
#define R_ALPHA_RELATIVE        27      /* Adjust by program base */
#define R_ALPHA_BRSGP           28
#define R_ALPHA_TLSGD           29
#define R_ALPHA_TLS_LDM         30
#define R_ALPHA_DTPMOD64        31
#define R_ALPHA_GOTDTPREL       32
#define R_ALPHA_DTPREL64        33
#define R_ALPHA_DTPRELHI        34
#define R_ALPHA_DTPRELLO        35
#define R_ALPHA_DTPREL16        36
#define R_ALPHA_GOTTPREL        37
#define R_ALPHA_TPREL64         38
#define R_ALPHA_TPRELHI         39
#define R_ALPHA_TPRELLO         40
#define R_ALPHA_TPREL16         41

#define SHF_ALPHA_GPREL         0x10000000


/* PowerPC relocations defined by the ABIs */
#define R_PPC_NONE              0
#define R_PPC_ADDR32            1       /* 32bit absolute address */
#define R_PPC_ADDR24            2       /* 26bit address, 2 bits ignored.  */
#define R_PPC_ADDR16            3       /* 16bit absolute address */
#define R_PPC_ADDR16_LO         4       /* lower 16bit of absolute address */
#define R_PPC_ADDR16_HI         5       /* high 16bit of absolute address */
#define R_PPC_ADDR16_HA         6       /* adjusted high 16bit */
#define R_PPC_ADDR14            7       /* 16bit address, 2 bits ignored */
#define R_PPC_ADDR14_BRTAKEN    8
#define R_PPC_ADDR14_BRNTAKEN   9
#define R_PPC_REL24             10      /* PC relative 26 bit */
#define R_PPC_REL14             11      /* PC relative 16 bit */
#define R_PPC_REL14_BRTAKEN     12
#define R_PPC_REL14_BRNTAKEN    13
#define R_PPC_GOT16             14
#define R_PPC_GOT16_LO          15
#define R_PPC_GOT16_HI          16
#define R_PPC_GOT16_HA          17
#define R_PPC_PLTREL24          18
#define R_PPC_COPY              19
#define R_PPC_GLOB_DAT          20
#define R_PPC_JMP_SLOT          21
#define R_PPC_RELATIVE          22
#define R_PPC_LOCAL24PC         23
#define R_PPC_UADDR32           24
#define R_PPC_UADDR16           25
#define R_PPC_REL32             26
#define R_PPC_PLT32             27
#define R_PPC_PLTREL32          28
#define R_PPC_PLT16_LO          29
#define R_PPC_PLT16_HI          30
#define R_PPC_PLT16_HA          31
#define R_PPC_SDAREL16          32
#define R_PPC_SECTOFF           33
#define R_PPC_SECTOFF_LO        34
#define R_PPC_SECTOFF_HI        35
#define R_PPC_SECTOFF_HA        36
/* Keep this the last entry.  */
#define R_PPC_NUM               37

/* ARM specific declarations */

/* Processor specific flags for the ELF header e_flags field.  */
#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_ALIGN8          0x40         /* 8-bit structure alignment is in use */
#define EF_NEW_ABI         0x80
#define EF_OLD_ABI         0x100

/* Additional symbol types for Thumb */
#define STT_ARM_TFUNC      0xd

/* ARM-specific values for sh_flags */
#define SHF_ARM_ENTRYSECT  0x10000000   /* Section contains an entry point */
#define SHF_ARM_COMDEF     0x80000000   /* Section may be multiply defined
                                           in the input to a link step */

/* ARM-specific program header flags */
#define PF_ARM_SB          0x10000000   /* Segment contains the location
                                           addressed by the static base */

/* ARM relocs.  */
#define R_ARM_NONE              0       /* No reloc */
#define R_ARM_PC24              1       /* PC relative 26 bit branch */
#define R_ARM_ABS32             2       /* Direct 32 bit  */
#define R_ARM_REL32             3       /* PC relative 32 bit */
#define R_ARM_PC13              4
#define R_ARM_ABS16             5       /* Direct 16 bit */
#define R_ARM_ABS12             6       /* Direct 12 bit */
#define R_ARM_THM_ABS5          7
#define R_ARM_ABS8              8       /* Direct 8 bit */
#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_COPY              20      /* Copy symbol at runtime */
#define R_ARM_GLOB_DAT          21      /* Create GOT entry */
#define R_ARM_JUMP_SLOT         22      /* Create PLT entry */
#define R_ARM_RELATIVE          23      /* Adjust by program base */
#define R_ARM_GOTOFF            24      /* 32 bit offset to GOT */
#define R_ARM_GOTPC             25      /* 32 bit PC relative offset to GOT */
#define R_ARM_GOT32             26      /* 32 bit GOT entry */
#define R_ARM_PLT32             27      /* 32 bit PLT address */
#define R_ARM_GNU_VTENTRY       100
#define R_ARM_GNU_VTINHERIT     101
#define R_ARM_THM_PC11          102     /* thumb unconditional branch */
#define R_ARM_THM_PC9           103     /* thumb conditional branch */
#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
/* Keep this the last entry.  */
#define R_ARM_NUM               256

/* s390 relocations defined by the ABIs */
#define R_390_NONE              0       /* No reloc.  */
#define R_390_8                 1       /* Direct 8 bit.  */
#define R_390_12                2       /* Direct 12 bit.  */
#define R_390_16                3       /* Direct 16 bit.  */
#define R_390_32                4       /* Direct 32 bit.  */
#define R_390_PC32              5       /* PC relative 32 bit.  */
#define R_390_GOT12             6       /* 12 bit GOT offset.  */
#define R_390_GOT32             7       /* 32 bit GOT offset.  */
#define R_390_PLT32             8       /* 32 bit PC relative PLT address.  */
#define R_390_COPY              9       /* Copy symbol at runtime.  */
#define R_390_GLOB_DAT          10      /* Create GOT entry.  */
#define R_390_JMP_SLOT          11      /* Create PLT entry.  */
#define R_390_RELATIVE          12      /* Adjust by program base.  */
#define R_390_GOTOFF32          13      /* 32 bit offset to GOT.         */
#define R_390_GOTPC             14      /* 32 bit PC rel. offset to GOT.  */
#define R_390_GOT16             15      /* 16 bit GOT offset.  */
#define R_390_PC16              16      /* PC relative 16 bit.  */
#define R_390_PC16DBL           17      /* PC relative 16 bit shifted by 1.  */
#define R_390_PLT16DBL          18      /* 16 bit PC rel. PLT shifted by 1.  */
#define R_390_PC32DBL           19      /* PC relative 32 bit shifted by 1.  */
#define R_390_PLT32DBL          20      /* 32 bit PC rel. PLT shifted by 1.  */
#define R_390_GOTPCDBL          21      /* 32 bit PC rel. GOT shifted by 1.  */
#define R_390_64                22      /* Direct 64 bit.  */
#define R_390_PC64              23      /* PC relative 64 bit.  */
#define R_390_GOT64             24      /* 64 bit GOT offset.  */
#define R_390_PLT64             25      /* 64 bit PC relative PLT address.  */
#define R_390_GOTENT            26      /* 32 bit PC rel. to GOT entry >> 1. */
#define R_390_GOTOFF16          27      /* 16 bit offset to GOT. */
#define R_390_GOTOFF64          28      /* 64 bit offset to GOT. */
#define R_390_GOTPLT12          29      /* 12 bit offset to jump slot.  */
#define R_390_GOTPLT16          30      /* 16 bit offset to jump slot.  */
#define R_390_GOTPLT32          31      /* 32 bit offset to jump slot.  */
#define R_390_GOTPLT64          32      /* 64 bit offset to jump slot.  */
#define R_390_GOTPLTENT         33      /* 32 bit rel. offset to jump slot.  */
#define R_390_PLTOFF16          34      /* 16 bit offset from GOT to PLT. */
#define R_390_PLTOFF32          35      /* 32 bit offset from GOT to PLT. */
#define R_390_PLTOFF64          36      /* 16 bit offset from GOT to PLT. */
#define R_390_TLS_LOAD          37      /* Tag for load insn in TLS code. */
#define R_390_TLS_GDCALL        38      /* Tag for function call in general
                                           dynamic TLS code.  */
#define R_390_TLS_LDCALL        39      /* Tag for function call in local
                                           dynamic TLS code.  */
#define R_390_TLS_GD32          40      /* Direct 32 bit for general dynamic
                                           thread local data.  */
#define R_390_TLS_GD64          41      /* Direct 64 bit for general dynamic
                                           thread local data.  */
#define R_390_TLS_GOTIE12       42      /* 12 bit GOT offset for static TLS
                                           block offset.  */
#define R_390_TLS_GOTIE32       43      /* 32 bit GOT offset for static TLS
                                           block offset.  */
#define R_390_TLS_GOTIE64       44      /* 64 bit GOT offset for static TLS
                                           block offset.  */
#define R_390_TLS_LDM32         45      /* Direct 32 bit for local dynamic
                                           thread local data in LD code.  */
#define R_390_TLS_LDM64         46      /* Direct 64 bit for local dynamic
                                           thread local data in LD code.  */
#define R_390_TLS_IE32          47      /* 32 bit address of GOT entry for
                                           negated static TLS block offset.  */
#define R_390_TLS_IE64          48      /* 64 bit address of GOT entry for
                                           negated static TLS block offset.  */
#define R_390_TLS_IEENT         49      /* 32 bit rel. offset to GOT entry for
                                           negated static TLS block offset.  */
#define R_390_TLS_LE32          50      /* 32 bit negated offset relative to
                                           static TLS block.  */
#define R_390_TLS_LE64          51      /* 64 bit negated offset relative to
                                           static TLS block.  */
#define R_390_TLS_LDO32         52      /* 32 bit offset relative to TLS
                                           block.  */
#define R_390_TLS_LDO64         53      /* 64 bit offset relative to TLS
                                           block.  */
#define R_390_TLS_DTPMOD        54      /* ID of module containing symbol.  */
#define R_390_TLS_DTPOFF        55      /* Offset in TLS block.  */
#define R_390_TLS_TPOFF         56      /* Negate offset in static TLS
                                           block.  */
/* Keep this the last entry.  */
#define R_390_NUM       57

/* x86-64 relocation types */
#define R_X86_64_NONE           0       /* No reloc */
#define R_X86_64_64             1       /* Direct 64 bit  */
#define R_X86_64_PC32           2       /* PC relative 32 bit signed */
#define R_X86_64_GOT32          3       /* 32 bit GOT entry */
#define R_X86_64_PLT32          4       /* 32 bit PLT address */
#define R_X86_64_COPY           5       /* Copy symbol at runtime */
#define R_X86_64_GLOB_DAT       6       /* Create GOT entry */
#define R_X86_64_JUMP_SLOT      7       /* Create PLT entry */
#define R_X86_64_RELATIVE       8       /* Adjust by program base */
#define R_X86_64_GOTPCREL       9       /* 32 bit signed pc relative
                                           offset to GOT */
#define R_X86_64_32             10      /* Direct 32 bit zero extended */
#define R_X86_64_32S            11      /* Direct 32 bit sign extended */
#define R_X86_64_16             12      /* Direct 16 bit zero extended */
#define R_X86_64_PC16           13      /* 16 bit sign extended pc relative */
#define R_X86_64_8              14      /* Direct 8 bit sign extended  */
#define R_X86_64_PC8            15      /* 8 bit sign extended pc relative */

#define R_X86_64_NUM            16

/* Legal values for e_flags field of Elf64_Ehdr.  */

#define EF_ALPHA_32BIT          1       /* All addresses are below 2GB */

/* HPPA specific definitions.  */

/* Legal values for e_flags field of Elf32_Ehdr.  */

#define EF_PARISC_TRAPNIL       0x00010000 /* Trap nil pointer dereference.  */
#define EF_PARISC_EXT           0x00020000 /* Program uses arch. extensions. */
#define EF_PARISC_LSB           0x00040000 /* Program expects little endian. */
#define EF_PARISC_WIDE          0x00080000 /* Program expects wide mode.  */
#define EF_PARISC_NO_KABP       0x00100000 /* No kernel assisted branch
                                              prediction.  */
#define EF_PARISC_LAZYSWAP      0x00400000 /* Allow lazy swapping.  */
#define EF_PARISC_ARCH          0x0000ffff /* Architecture version.  */

/* Defined values for `e_flags & EF_PARISC_ARCH' are:  */

#define EFA_PARISC_1_0              0x020b /* PA-RISC 1.0 big-endian.  */
#define EFA_PARISC_1_1              0x0210 /* PA-RISC 1.1 big-endian.  */
#define EFA_PARISC_2_0              0x0214 /* PA-RISC 2.0 big-endian.  */

/* Additional section indeces.  */

#define SHN_PARISC_ANSI_COMMON  0xff00     /* Section for tenatively declared
                                              symbols in ANSI C.  */
#define SHN_PARISC_HUGE_COMMON  0xff01     /* Common blocks in huge model.  */

/* Legal values for sh_type field of Elf32_Shdr.  */

#define SHT_PARISC_EXT          0x70000000 /* Contains product specific ext. */
#define SHT_PARISC_UNWIND       0x70000001 /* Unwind information.  */
#define SHT_PARISC_DOC          0x70000002 /* Debug info for optimized code. */

/* Legal values for sh_flags field of Elf32_Shdr.  */

#define SHF_PARISC_SHORT        0x20000000 /* Section with short addressing. */
#define SHF_PARISC_HUGE         0x40000000 /* Section far from gp.  */
#define SHF_PARISC_SBP          0x80000000 /* Static branch prediction code. */

/* Legal values for ST_TYPE subfield of st_info (symbol type).  */

#define STT_PARISC_MILLICODE    13      /* Millicode function entry point.  */

#define STT_HP_OPAQUE           (STT_LOOS + 0x1)
#define STT_HP_STUB             (STT_LOOS + 0x2)

/* HPPA relocs.  */

#define R_PARISC_NONE           0       /* No reloc.  */
#define R_PARISC_DIR32          1       /* Direct 32-bit reference.  */
#define R_PARISC_DIR21L         2       /* Left 21 bits of eff. address.  */
#define R_PARISC_DIR17R         3       /* Right 17 bits of eff. address.  */
#define R_PARISC_DIR17F         4       /* 17 bits of eff. address.  */
#define R_PARISC_DIR14R         6       /* Right 14 bits of eff. address.  */
#define R_PARISC_PCREL32        9       /* 32-bit rel. address.  */
#define R_PARISC_PCREL21L       10      /* Left 21 bits of rel. address.  */
#define R_PARISC_PCREL17R       11      /* Right 17 bits of rel. address.  */
#define R_PARISC_PCREL17F       12      /* 17 bits of rel. address.  */
#define R_PARISC_PCREL14R       14      /* Right 14 bits of rel. address.  */
#define R_PARISC_DPREL21L       18      /* Left 21 bits of rel. address.  */
#define R_PARISC_DPREL14R       22      /* Right 14 bits of rel. address.  */
#define R_PARISC_GPREL21L       26      /* GP-relative, left 21 bits.  */
#define R_PARISC_GPREL14R       30      /* GP-relative, right 14 bits.  */
#define R_PARISC_LTOFF21L       34      /* LT-relative, left 21 bits.  */
#define R_PARISC_LTOFF14R       38      /* LT-relative, right 14 bits.  */
#define R_PARISC_SECREL32       41      /* 32 bits section rel. address.  */
#define R_PARISC_SEGBASE        48      /* No relocation, set segment base.  */
#define R_PARISC_SEGREL32       49      /* 32 bits segment rel. address.  */
#define R_PARISC_PLTOFF21L      50      /* PLT rel. address, left 21 bits.  */
#define R_PARISC_PLTOFF14R      54      /* PLT rel. address, right 14 bits.  */
#define R_PARISC_LTOFF_FPTR32   57      /* 32 bits LT-rel. function pointer. */
#define R_PARISC_LTOFF_FPTR21L  58      /* LT-rel. fct ptr, left 21 bits. */
#define R_PARISC_LTOFF_FPTR14R  62      /* LT-rel. fct ptr, right 14 bits. */
#define R_PARISC_FPTR64         64      /* 64 bits function address.  */
#define R_PARISC_PLABEL32       65      /* 32 bits function address.  */
#define R_PARISC_PCREL64        72      /* 64 bits PC-rel. address.  */
#define R_PARISC_PCREL22F       74      /* 22 bits PC-rel. address.  */
#define R_PARISC_PCREL14WR      75      /* PC-rel. address, right 14 bits.  */
#define R_PARISC_PCREL14DR      76      /* PC rel. address, right 14 bits.  */
#define R_PARISC_PCREL16F       77      /* 16 bits PC-rel. address.  */
#define R_PARISC_PCREL16WF      78      /* 16 bits PC-rel. address.  */
#define R_PARISC_PCREL16DF      79      /* 16 bits PC-rel. address.  */
#define R_PARISC_DIR64          80      /* 64 bits of eff. address.  */
#define R_PARISC_DIR14WR        83      /* 14 bits of eff. address.  */
#define R_PARISC_DIR14DR        84      /* 14 bits of eff. address.  */
#define R_PARISC_DIR16F         85      /* 16 bits of eff. address.  */
#define R_PARISC_DIR16WF        86      /* 16 bits of eff. address.  */
#define R_PARISC_DIR16DF        87      /* 16 bits of eff. address.  */
#define R_PARISC_GPREL64        88      /* 64 bits of GP-rel. address.  */
#define R_PARISC_GPREL14WR      91      /* GP-rel. address, right 14 bits.  */
#define R_PARISC_GPREL14DR      92      /* GP-rel. address, right 14 bits.  */
#define R_PARISC_GPREL16F       93      /* 16 bits GP-rel. address.  */
#define R_PARISC_GPREL16WF      94      /* 16 bits GP-rel. address.  */
#define R_PARISC_GPREL16DF      95      /* 16 bits GP-rel. address.  */
#define R_PARISC_LTOFF64        96      /* 64 bits LT-rel. address.  */
#define R_PARISC_LTOFF14WR      99      /* LT-rel. address, right 14 bits.  */
#define R_PARISC_LTOFF14DR      100     /* LT-rel. address, right 14 bits.  */
#define R_PARISC_LTOFF16F       101     /* 16 bits LT-rel. address.  */
#define R_PARISC_LTOFF16WF      102     /* 16 bits LT-rel. address.  */
#define R_PARISC_LTOFF16DF      103     /* 16 bits LT-rel. address.  */
#define R_PARISC_SECREL64       104     /* 64 bits section rel. address.  */
#define R_PARISC_SEGREL64       112     /* 64 bits segment rel. address.  */
#define R_PARISC_PLTOFF14WR     115     /* PLT-rel. address, right 14 bits.  */
#define R_PARISC_PLTOFF14DR     116     /* PLT-rel. address, right 14 bits.  */
#define R_PARISC_PLTOFF16F      117     /* 16 bits LT-rel. address.  */
#define R_PARISC_PLTOFF16WF     118     /* 16 bits PLT-rel. address.  */
#define R_PARISC_PLTOFF16DF     119     /* 16 bits PLT-rel. address.  */
#define R_PARISC_LTOFF_FPTR64   120     /* 64 bits LT-rel. function ptr.  */
#define R_PARISC_LTOFF_FPTR14WR 123     /* LT-rel. fct. ptr., right 14 bits. */
#define R_PARISC_LTOFF_FPTR14DR 124     /* LT-rel. fct. ptr., right 14 bits. */
#define R_PARISC_LTOFF_FPTR16F  125     /* 16 bits LT-rel. function ptr.  */
#define R_PARISC_LTOFF_FPTR16WF 126     /* 16 bits LT-rel. function ptr.  */
#define R_PARISC_LTOFF_FPTR16DF 127     /* 16 bits LT-rel. function ptr.  */
#define R_PARISC_LORESERVE      128
#define R_PARISC_COPY           128     /* Copy relocation.  */
#define R_PARISC_IPLT           129     /* Dynamic reloc, imported PLT */
#define R_PARISC_EPLT           130     /* Dynamic reloc, exported PLT */
#define R_PARISC_TPREL32        153     /* 32 bits TP-rel. address.  */
#define R_PARISC_TPREL21L       154     /* TP-rel. address, left 21 bits.  */
#define R_PARISC_TPREL14R       158     /* TP-rel. address, right 14 bits.  */
#define R_PARISC_LTOFF_TP21L    162     /* LT-TP-rel. address, left 21 bits. */
#define R_PARISC_LTOFF_TP14R    166     /* LT-TP-rel. address, right 14 bits.*/
#define R_PARISC_LTOFF_TP14F    167     /* 14 bits LT-TP-rel. address.  */
#define R_PARISC_TPREL64        216     /* 64 bits TP-rel. address.  */
#define R_PARISC_TPREL14WR      219     /* TP-rel. address, right 14 bits.  */
#define R_PARISC_TPREL14DR      220     /* TP-rel. address, right 14 bits.  */
#define R_PARISC_TPREL16F       221     /* 16 bits TP-rel. address.  */
#define R_PARISC_TPREL16WF      222     /* 16 bits TP-rel. address.  */
#define R_PARISC_TPREL16DF      223     /* 16 bits TP-rel. address.  */
#define R_PARISC_LTOFF_TP64     224     /* 64 bits LT-TP-rel. address.  */
#define R_PARISC_LTOFF_TP14WR   227     /* LT-TP-rel. address, right 14 bits.*/
#define R_PARISC_LTOFF_TP14DR   228     /* LT-TP-rel. address, right 14 bits.*/
#define R_PARISC_LTOFF_TP16F    229     /* 16 bits LT-TP-rel. address.  */
#define R_PARISC_LTOFF_TP16WF   230     /* 16 bits LT-TP-rel. address.  */
#define R_PARISC_LTOFF_TP16DF   231     /* 16 bits LT-TP-rel. address.  */
#define R_PARISC_HIRESERVE      255

/* Legal values for p_type field of Elf32_Phdr/Elf64_Phdr.  */

#define PT_HP_TLS               (PT_LOOS + 0x0)
#define PT_HP_CORE_NONE         (PT_LOOS + 0x1)
#define PT_HP_CORE_VERSION      (PT_LOOS + 0x2)
#define PT_HP_CORE_KERNEL       (PT_LOOS + 0x3)
#define PT_HP_CORE_COMM         (PT_LOOS + 0x4)
#define PT_HP_CORE_PROC         (PT_LOOS + 0x5)
#define PT_HP_CORE_LOADABLE     (PT_LOOS + 0x6)
#define PT_HP_CORE_STACK        (PT_LOOS + 0x7)
#define PT_HP_CORE_SHM          (PT_LOOS + 0x8)
#define PT_HP_CORE_MMF          (PT_LOOS + 0x9)
#define PT_HP_PARALLEL          (PT_LOOS + 0x10)
#define PT_HP_FASTBIND          (PT_LOOS + 0x11)
#define PT_HP_OPT_ANNOT         (PT_LOOS + 0x12)
#define PT_HP_HSL_ANNOT         (PT_LOOS + 0x13)
#define PT_HP_STACK             (PT_LOOS + 0x14)

#define PT_PARISC_ARCHEXT       0x70000000
#define PT_PARISC_UNWIND        0x70000001

/* Legal values for p_flags field of Elf32_Phdr/Elf64_Phdr.  */

#define PF_PARISC_SBP           0x08000000

#define PF_HP_PAGE_SIZE         0x00100000
#define PF_HP_FAR_SHARED        0x00200000
#define PF_HP_NEAR_SHARED       0x00400000
#define PF_HP_CODE              0x01000000
#define PF_HP_MODIFY            0x02000000
#define PF_HP_LAZYSWAP          0x04000000
#define PF_HP_SBP               0x08000000

/* IA-64 specific declarations.  */

/* Processor specific flags for the Ehdr e_flags field.  */
#define EF_IA_64_MASKOS         0x0000000f      /* os-specific flags */
#define EF_IA_64_ABI64          0x00000010      /* 64-bit ABI */
#define EF_IA_64_ARCH           0xff000000      /* arch. version mask */

/* Processor specific values for the Phdr p_type field.  */
#define PT_IA_64_ARCHEXT        (PT_LOPROC + 0) /* arch extension bits */
#define PT_IA_64_UNWIND         (PT_LOPROC + 1) /* ia64 unwind bits */

/* Processor specific flags for the Phdr p_flags field.  */
#define PF_IA_64_NORECOV        0x80000000      /* spec insns w/o recovery */

/* Processor specific values for the Shdr sh_type field.  */
#define SHT_IA_64_EXT           (SHT_LOPROC + 0) /* extension bits */
#define SHT_IA_64_UNWIND        (SHT_LOPROC + 1) /* unwind bits */

/* Processor specific flags for the Shdr sh_flags field.  */
#define SHF_IA_64_SHORT         0x10000000      /* section near gp */
#define SHF_IA_64_NORECOV       0x20000000      /* spec insns w/o recovery */

/* Processor specific values for the Dyn d_tag field.  */
#define DT_IA_64_PLT_RESERVE    (DT_LOPROC + 0)
#define DT_IA_64_NUM            1

/* IA-64 relocations.  */
#define R_IA64_NONE             0x00    /* none */
#define R_IA64_IMM14            0x21    /* symbol + addend, add imm14 */
#define R_IA64_IMM22            0x22    /* symbol + addend, add imm22 */
#define R_IA64_IMM64            0x23    /* symbol + addend, mov imm64 */
#define R_IA64_DIR32MSB         0x24    /* symbol + addend, data4 MSB */
#define R_IA64_DIR32LSB         0x25    /* symbol + addend, data4 LSB */
#define R_IA64_DIR64MSB         0x26    /* symbol + addend, data8 MSB */
#define R_IA64_DIR64LSB         0x27    /* symbol + addend, data8 LSB */
#define R_IA64_GPREL22          0x2a    /* @gprel(sym + add), add imm22 */
#define R_IA64_GPREL64I         0x2b    /* @gprel(sym + add), mov imm64 */
#define R_IA64_GPREL32MSB       0x2c    /* @gprel(sym + add), data4 MSB */
#define R_IA64_GPREL32LSB       0x2d    /* @gprel(sym + add), data4 LSB */
#define R_IA64_GPREL64MSB       0x2e    /* @gprel(sym + add), data8 MSB */
#define R_IA64_GPREL64LSB       0x2f    /* @gprel(sym + add), data8 LSB */
#define R_IA64_LTOFF22          0x32    /* @ltoff(sym + add), add imm22 */
#define R_IA64_LTOFF64I         0x33    /* @ltoff(sym + add), mov imm64 */
#define R_IA64_PLTOFF22         0x3a    /* @pltoff(sym + add), add imm22 */
#define R_IA64_PLTOFF64I        0x3b    /* @pltoff(sym + add), mov imm64 */
#define R_IA64_PLTOFF64MSB      0x3e    /* @pltoff(sym + add), data8 MSB */
#define R_IA64_PLTOFF64LSB      0x3f    /* @pltoff(sym + add), data8 LSB */
#define R_IA64_FPTR64I          0x43    /* @fptr(sym + add), mov imm64 */
#define R_IA64_FPTR32MSB        0x44    /* @fptr(sym + add), data4 MSB */
#define R_IA64_FPTR32LSB        0x45    /* @fptr(sym + add), data4 LSB */
#define R_IA64_FPTR64MSB        0x46    /* @fptr(sym + add), data8 MSB */
#define R_IA64_FPTR64LSB        0x47    /* @fptr(sym + add), data8 LSB */
#define R_IA64_PCREL60B         0x48    /* @pcrel(sym + add), brl */
#define R_IA64_PCREL21B         0x49    /* @pcrel(sym + add), ptb, call */
#define R_IA64_PCREL21M         0x4a    /* @pcrel(sym + add), chk.s */
#define R_IA64_PCREL21F         0x4b    /* @pcrel(sym + add), fchkf */
#define R_IA64_PCREL32MSB       0x4c    /* @pcrel(sym + add), data4 MSB */
#define R_IA64_PCREL32LSB       0x4d    /* @pcrel(sym + add), data4 LSB */
#define R_IA64_PCREL64MSB       0x4e    /* @pcrel(sym + add), data8 MSB */
#define R_IA64_PCREL64LSB       0x4f    /* @pcrel(sym + add), data8 LSB */
#define R_IA64_LTOFF_FPTR22     0x52    /* @ltoff(@fptr(s+a)), imm22 */
#define R_IA64_LTOFF_FPTR64I    0x53    /* @ltoff(@fptr(s+a)), imm64 */
#define R_IA64_LTOFF_FPTR32MSB  0x54    /* @ltoff(@fptr(s+a)), data4 MSB */
#define R_IA64_LTOFF_FPTR32LSB  0x55    /* @ltoff(@fptr(s+a)), data4 LSB */
#define R_IA64_LTOFF_FPTR64MSB  0x56    /* @ltoff(@fptr(s+a)), data8 MSB */
#define R_IA64_LTOFF_FPTR64LSB  0x57    /* @ltoff(@fptr(s+a)), data8 LSB */
#define R_IA64_SEGREL32MSB      0x5c    /* @segrel(sym + add), data4 MSB */
#define R_IA64_SEGREL32LSB      0x5d    /* @segrel(sym + add), data4 LSB */
#define R_IA64_SEGREL64MSB      0x5e    /* @segrel(sym + add), data8 MSB */
#define R_IA64_SEGREL64LSB      0x5f    /* @segrel(sym + add), data8 LSB */
#define R_IA64_SECREL32MSB      0x64    /* @secrel(sym + add), data4 MSB */
#define R_IA64_SECREL32LSB      0x65    /* @secrel(sym + add), data4 LSB */
#define R_IA64_SECREL64MSB      0x66    /* @secrel(sym + add), data8 MSB */
#define R_IA64_SECREL64LSB      0x67    /* @secrel(sym + add), data8 LSB */
#define R_IA64_REL32MSB         0x6c    /* data 4 + REL */
#define R_IA64_REL32LSB         0x6d    /* data 4 + REL */
#define R_IA64_REL64MSB         0x6e    /* data 8 + REL */
#define R_IA64_REL64LSB         0x6f    /* data 8 + REL */
#define R_IA64_LTV32MSB         0x74    /* symbol + addend, data4 MSB */
#define R_IA64_LTV32LSB         0x75    /* symbol + addend, data4 LSB */
#define R_IA64_LTV64MSB         0x76    /* symbol + addend, data8 MSB */
#define R_IA64_LTV64LSB         0x77    /* symbol + addend, data8 LSB */
#define R_IA64_PCREL21BI        0x79    /* @pcrel(sym + add), 21bit inst */
#define R_IA64_PCREL22          0x7a    /* @pcrel(sym + add), 22bit inst */
#define R_IA64_PCREL64I         0x7b    /* @pcrel(sym + add), 64bit inst */
#define R_IA64_IPLTMSB          0x80    /* dynamic reloc, imported PLT, MSB */
#define R_IA64_IPLTLSB          0x81    /* dynamic reloc, imported PLT, LSB */
#define R_IA64_COPY             0x84    /* copy relocation */
#define R_IA64_SUB              0x85    /* Addend and symbol difference */
#define R_IA64_LTOFF22X         0x86    /* LTOFF22, relaxable.  */
#define R_IA64_LDXMOV           0x87    /* Use of LTOFF22X.  */
#define R_IA64_TPREL14          0x91    /* @tprel(sym + add), imm14 */
#define R_IA64_TPREL22          0x92    /* @tprel(sym + add), imm22 */
#define R_IA64_TPREL64I         0x93    /* @tprel(sym + add), imm64 */
#define R_IA64_TPREL64MSB       0x96    /* @tprel(sym + add), data8 MSB */
#define R_IA64_TPREL64LSB       0x97    /* @tprel(sym + add), data8 LSB */
#define R_IA64_LTOFF_TPREL22    0x9a    /* @ltoff(@tprel(s+a)), imm2 */
#define R_IA64_DTPMOD64MSB      0xa6    /* @dtpmod(sym + add), data8 MSB */
#define R_IA64_DTPMOD64LSB      0xa7    /* @dtpmod(sym + add), data8 LSB */
#define R_IA64_LTOFF_DTPMOD22   0xaa    /* @ltoff(@dtpmod(sym + add)), imm22 */
#define R_IA64_DTPREL14         0xb1    /* @dtprel(sym + add), imm14 */
#define R_IA64_DTPREL22         0xb2    /* @dtprel(sym + add), imm22 */
#define R_IA64_DTPREL64I        0xb3    /* @dtprel(sym + add), imm64 */
#define R_IA64_DTPREL32MSB      0xb4    /* @dtprel(sym + add), data4 MSB */
#define R_IA64_DTPREL32LSB      0xb5    /* @dtprel(sym + add), data4 LSB */
#define R_IA64_DTPREL64MSB      0xb6    /* @dtprel(sym + add), data8 MSB */
#define R_IA64_DTPREL64LSB      0xb7    /* @dtprel(sym + add), data8 LSB */
#define R_IA64_LTOFF_DTPREL22   0xba    /* @ltoff(@dtprel(s+a)), imm22 */

typedef struct elf32_rel {
  Elf32_Addr    r_offset;
  Elf32_Word    r_info;
} Elf32_Rel;

typedef struct elf64_rel {
  Elf64_Addr r_offset;  /* Location at which to apply the action */
  Elf64_Xword r_info;   /* index and type of relocation */
} Elf64_Rel;

typedef struct elf32_rela{
  Elf32_Addr    r_offset;
  Elf32_Word    r_info;
  Elf32_Sword   r_addend;
} Elf32_Rela;

typedef struct elf64_rela {
  Elf64_Addr r_offset;  /* Location at which to apply the action */
  Elf64_Xword r_info;   /* index and type of relocation */
  Elf64_Sxword r_addend;        /* Constant addend used to compute value */
} Elf64_Rela;

typedef struct elf32_sym{
  Elf32_Word    st_name;
  Elf32_Addr    st_value;
  Elf32_Word    st_size;
  unsigned char st_info;
  unsigned char st_other;
  Elf32_Half    st_shndx;
} Elf32_Sym;

typedef struct elf64_sym {
  Elf64_Word st_name;           /* Symbol name, index in string tbl */
  unsigned char st_info;        /* Type and binding attributes */
  unsigned char st_other;       /* No defined meaning, 0 */
  Elf64_Half st_shndx;          /* Associated section index */
  Elf64_Addr st_value;          /* Value of the symbol */
  Elf64_Xword st_size;          /* Associated symbol size */
} Elf64_Sym;


#define EI_NIDENT       16

typedef struct elf32_hdr{
  unsigned char e_ident[EI_NIDENT];
  Elf32_Half    e_type;
  Elf32_Half    e_machine;
  Elf32_Word    e_version;
  Elf32_Addr    e_entry;  /* Entry point */
  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 elf64_hdr {
  unsigned char e_ident[16];            /* ELF "magic number" */
  Elf64_Half e_type;
  Elf64_Half e_machine;
  Elf64_Word e_version;
  Elf64_Addr e_entry;           /* Entry point virtual address */
  Elf64_Off e_phoff;            /* Program header table file offset */
  Elf64_Off e_shoff;            /* Section header table file offset */
  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;

/* These constants define the permissions on sections in the program
   header, p_flags. */
#define PF_R            0x4
#define PF_W            0x2
#define PF_X            0x1

typedef struct elf32_phdr{
  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_phdr {
  Elf64_Word p_type;
  Elf64_Word p_flags;
  Elf64_Off p_offset;           /* Segment file offset */
  Elf64_Addr p_vaddr;           /* Segment virtual address */
  Elf64_Addr p_paddr;           /* Segment physical address */
  Elf64_Xword p_filesz;         /* Segment size in file */
  Elf64_Xword p_memsz;          /* Segment size in memory */
  Elf64_Xword p_align;          /* Segment alignment, file & memory */
} Elf64_Phdr;

/* sh_type */
#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_NUM         12
#define SHT_LOPROC      0x70000000
#define SHT_HIPROC      0x7fffffff
#define SHT_LOUSER      0x80000000
#define SHT_HIUSER      0xffffffff
#define SHT_MIPS_LIST           0x70000000
#define SHT_MIPS_CONFLICT       0x70000002
#define SHT_MIPS_GPTAB          0x70000003
#define SHT_MIPS_UCODE          0x70000004

/* sh_flags */
#define SHF_WRITE       0x1
#define SHF_ALLOC       0x2
#define SHF_EXECINSTR   0x4
#define SHF_MASKPROC    0xf0000000
#define SHF_MIPS_GPREL  0x10000000

/* special section indexes */
#define SHN_UNDEF       0
#define SHN_LORESERVE   0xff00
#define SHN_LOPROC      0xff00
#define SHN_HIPROC      0xff1f
#define SHN_ABS         0xfff1
#define SHN_COMMON      0xfff2
#define SHN_HIRESERVE   0xffff
#define SHN_MIPS_ACCOMON        0xff00
 
typedef struct elf32_shdr {
  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_shdr {
  Elf64_Word sh_name;           /* Section name, index in string tbl */
  Elf64_Word sh_type;           /* Type of section */
  Elf64_Xword sh_flags;         /* Miscellaneous section attributes */
  Elf64_Addr sh_addr;           /* Section virtual addr at execution */
  Elf64_Off sh_offset;          /* Section file offset */
  Elf64_Xword sh_size;          /* Size of section in bytes */
  Elf64_Word sh_link;           /* Index of another section */
  Elf64_Word sh_info;           /* Additional section information */
  Elf64_Xword sh_addralign;     /* Section alignment */
  Elf64_Xword sh_entsize;       /* Entry size if section holds table */
} Elf64_Shdr;

#define EI_MAG0         0               /* e_ident[] indexes */
#define EI_MAG1         1
#define EI_MAG2         2
#define EI_MAG3         3
#define EI_CLASS        4
#define EI_DATA         5
#define EI_VERSION      6
#define EI_PAD          7

#define ELFMAG0         0x7f            /* EI_MAG */
#define ELFMAG1         'E'
#define ELFMAG2         'L'
#define ELFMAG3         'F'
#define ELFMAG          "\177ELF"
#define SELFMAG         4

#define ELFCLASSNONE    0               /* EI_CLASS */
#define ELFCLASS32      1
#define ELFCLASS64      2
#define ELFCLASSNUM     3

#define ELFDATANONE     0               /* e_ident[EI_DATA] */
#define ELFDATA2LSB     1
#define ELFDATA2MSB     2

#define EV_NONE         0               /* e_version, EI_VERSION */
#define EV_CURRENT      1
#define EV_NUM          2

/* Notes used in ET_CORE */
#define NT_PRSTATUS     1
#define NT_PRFPREG      2
#define NT_PRPSINFO     3
#define NT_TASKSTRUCT   4
#define NT_PRXFPREG     0x46e62b7f      /* copied from gdb5.1/include/elf/common.h */


/* Note header in a PT_NOTE section */
typedef struct elf32_note {
  Elf32_Word    n_namesz;       /* Name size */
  Elf32_Word    n_descsz;       /* Content size */
  Elf32_Word    n_type;         /* Content type */
} Elf32_Nhdr;

/* Note header in a PT_NOTE section */
typedef struct elf64_note {
  Elf64_Word n_namesz;  /* Name size */
  Elf64_Word n_descsz;  /* Content size */
  Elf64_Word n_type;    /* Content type */
} Elf64_Nhdr;

#if ELF_CLASS == ELFCLASS32

#define elfhdr          elf32_hdr
#define elf_phdr        elf32_phdr
#define elf_note        elf32_note
#define elf_shdr        elf32_shdr
#define elf_sym         elf32_sym

#ifdef ELF_USES_RELOCA
# define ELF_RELOC      Elf32_Rela
#else
# define ELF_RELOC      Elf32_Rel
#endif

#else

#define elfhdr          elf64_hdr
#define elf_phdr        elf64_phdr
#define elf_note        elf64_note
#define elf_shdr        elf64_shdr
#define elf_sym         elf64_sym

#ifdef ELF_USES_RELOCA
# define ELF_RELOC      Elf64_Rela
#else
# define ELF_RELOC      Elf64_Rel
#endif

#endif /* ELF_CLASS */

#ifndef ElfW
# if ELF_CLASS == ELFCLASS32
#  define ElfW(x)  Elf32_ ## x
#  define ELFW(x)  ELF32_ ## x
# else
#  define ElfW(x)  Elf64_ ## x
#  define ELFW(x)  ELF64_ ## x
# endif
#endif


#endif /* _QEMU_ELF_H */