mirror of
https://github.com/frida/tinycc
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1715 lines
77 KiB
C++
1715 lines
77 KiB
C++
/* This file defines standard ELF types, structures, and macros.
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Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ian Lance Taylor <ian@cygnus.com>.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _ELF_H
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#define _ELF_H 1
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#ifndef _WIN32
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#include <inttypes.h>
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#else
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#ifndef __int8_t_defined
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#define __int8_t_defined
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typedef signed char int8_t;
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typedef short int int16_t;
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typedef int int32_t;
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typedef long long int int64_t;
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#endif
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typedef unsigned char uint8_t;
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typedef unsigned short int uint16_t;
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typedef unsigned int uint32_t;
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typedef unsigned long long int uint64_t;
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#endif
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/* Standard ELF types. */
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/* Type for a 16-bit quantity. */
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typedef uint16_t Elf32_Half;
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typedef uint16_t Elf64_Half;
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/* Types for signed and unsigned 32-bit quantities. */
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typedef uint32_t Elf32_Word;
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typedef int32_t Elf32_Sword;
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typedef uint32_t Elf64_Word;
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typedef int32_t Elf64_Sword;
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/* Types for signed and unsigned 64-bit quantities. */
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typedef uint64_t Elf32_Xword;
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typedef int64_t Elf32_Sxword;
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typedef uint64_t Elf64_Xword;
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typedef int64_t Elf64_Sxword;
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/* Type of addresses. */
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typedef uint32_t Elf32_Addr;
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typedef uint64_t Elf64_Addr;
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/* Type of file offsets. */
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typedef uint32_t Elf32_Off;
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typedef uint64_t Elf64_Off;
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/* Type for section indices, which are 16-bit quantities. */
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typedef uint16_t Elf32_Section;
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typedef uint16_t Elf64_Section;
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/* Type of symbol indices. */
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typedef uint32_t Elf32_Symndx;
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typedef uint64_t Elf64_Symndx;
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/* The ELF file header. This appears at the start of every ELF file. */
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#define EI_NIDENT (16)
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typedef struct
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{
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unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */
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Elf32_Half e_type; /* Object file type */
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Elf32_Half e_machine; /* Architecture */
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Elf32_Word e_version; /* Object file version */
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Elf32_Addr e_entry; /* Entry point virtual address */
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Elf32_Off e_phoff; /* Program header table file offset */
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Elf32_Off e_shoff; /* Section header table file offset */
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Elf32_Word e_flags; /* Processor-specific flags */
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Elf32_Half e_ehsize; /* ELF header size in bytes */
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Elf32_Half e_phentsize; /* Program header table entry size */
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Elf32_Half e_phnum; /* Program header table entry count */
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Elf32_Half e_shentsize; /* Section header table entry size */
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Elf32_Half e_shnum; /* Section header table entry count */
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Elf32_Half e_shstrndx; /* Section header string table index */
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} Elf32_Ehdr;
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typedef struct
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{
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unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */
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Elf64_Half e_type; /* Object file type */
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Elf64_Half e_machine; /* Architecture */
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Elf64_Word e_version; /* Object file version */
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Elf64_Addr e_entry; /* Entry point virtual address */
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Elf64_Off e_phoff; /* Program header table file offset */
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Elf64_Off e_shoff; /* Section header table file offset */
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Elf64_Word e_flags; /* Processor-specific flags */
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Elf64_Half e_ehsize; /* ELF header size in bytes */
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Elf64_Half e_phentsize; /* Program header table entry size */
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Elf64_Half e_phnum; /* Program header table entry count */
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Elf64_Half e_shentsize; /* Section header table entry size */
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Elf64_Half e_shnum; /* Section header table entry count */
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Elf64_Half e_shstrndx; /* Section header string table index */
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} Elf64_Ehdr;
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/* Fields in the e_ident array. The EI_* macros are indices into the
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array. The macros under each EI_* macro are the values the byte
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may have. */
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#define EI_MAG0 0 /* File identification byte 0 index */
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#define ELFMAG0 0x7f /* Magic number byte 0 */
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#define EI_MAG1 1 /* File identification byte 1 index */
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#define ELFMAG1 'E' /* Magic number byte 1 */
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#define EI_MAG2 2 /* File identification byte 2 index */
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#define ELFMAG2 'L' /* Magic number byte 2 */
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#define EI_MAG3 3 /* File identification byte 3 index */
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#define ELFMAG3 'F' /* Magic number byte 3 */
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/* Conglomeration of the identification bytes, for easy testing as a word. */
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#define ELFMAG "\177ELF"
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#define SELFMAG 4
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#define EI_CLASS 4 /* File class byte index */
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#define ELFCLASSNONE 0 /* Invalid class */
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#define ELFCLASS32 1 /* 32-bit objects */
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#define ELFCLASS64 2 /* 64-bit objects */
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#define ELFCLASSNUM 3
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#define EI_DATA 5 /* Data encoding byte index */
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#define ELFDATANONE 0 /* Invalid data encoding */
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#define ELFDATA2LSB 1 /* 2's complement, little endian */
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#define ELFDATA2MSB 2 /* 2's complement, big endian */
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#define ELFDATANUM 3
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#define EI_VERSION 6 /* File version byte index */
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/* Value must be EV_CURRENT */
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#define EI_OSABI 7 /* OS ABI identification */
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#define ELFOSABI_SYSV 0 /* UNIX System V ABI */
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#define ELFOSABI_HPUX 1 /* HP-UX */
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#define ELFOSABI_FREEBSD 9 /* Free BSD */
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#define ELFOSABI_ARM 97 /* ARM */
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#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */
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#define EI_ABIVERSION 8 /* ABI version */
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#define EI_PAD 9 /* Byte index of padding bytes */
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/* Legal values for e_type (object file type). */
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#define ET_NONE 0 /* No file type */
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#define ET_REL 1 /* Relocatable file */
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#define ET_EXEC 2 /* Executable file */
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#define ET_DYN 3 /* Shared object file */
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#define ET_CORE 4 /* Core file */
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#define ET_NUM 5 /* Number of defined types */
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#define ET_LOPROC 0xff00 /* Processor-specific */
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#define ET_HIPROC 0xffff /* Processor-specific */
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/* Legal values for e_machine (architecture). */
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#define EM_NONE 0 /* No machine */
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#define EM_M32 1 /* AT&T WE 32100 */
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#define EM_SPARC 2 /* SUN SPARC */
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#define EM_386 3 /* Intel 80386 */
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#define EM_68K 4 /* Motorola m68k family */
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#define EM_88K 5 /* Motorola m88k family */
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#define EM_486 6 /* Intel 80486 */
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#define EM_860 7 /* Intel 80860 */
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#define EM_MIPS 8 /* MIPS R3000 big-endian */
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#define EM_S370 9 /* Amdahl */
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#define EM_MIPS_RS4_BE 10 /* MIPS R4000 big-endian */
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#define EM_RS6000 11 /* RS6000 */
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#define EM_PARISC 15 /* HPPA */
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#define EM_nCUBE 16 /* nCUBE */
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#define EM_VPP500 17 /* Fujitsu VPP500 */
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#define EM_SPARC32PLUS 18 /* Sun's "v8plus" */
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#define EM_960 19 /* Intel 80960 */
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#define EM_PPC 20 /* PowerPC */
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#define EM_V800 36 /* NEC V800 series */
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#define EM_FR20 37 /* Fujitsu FR20 */
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#define EM_RH32 38 /* TRW RH32 */
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#define EM_RCE 39 /* Motorola RCE */
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#define EM_ARM 40 /* ARM */
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#define EM_FAKE_ALPHA 41 /* Digital Alpha */
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#define EM_SH 42 /* Hitachi SH */
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#define EM_SPARCV9 43 /* SPARC v9 64-bit */
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#define EM_TRICORE 44 /* Siemens Tricore */
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#define EM_ARC 45 /* Argonaut RISC Core */
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#define EM_H8_300 46 /* Hitachi H8/300 */
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#define EM_H8_300H 47 /* Hitachi H8/300H */
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#define EM_H8S 48 /* Hitachi H8S */
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#define EM_H8_500 49 /* Hitachi H8/500 */
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#define EM_IA_64 50 /* Intel Merced */
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#define EM_MIPS_X 51 /* Stanford MIPS-X */
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#define EM_COLDFIRE 52 /* Motorola Coldfire */
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#define EM_68HC12 53 /* Motorola M68HC12 */
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#define EM_MMA 54 /* Fujitsu MMA Multimedia Accelerator*/
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#define EM_PCP 55 /* Siemens PCP */
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#define EM_NCPU 56 /* Sony nCPU embeeded RISC */
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#define EM_NDR1 57 /* Denso NDR1 microprocessor */
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#define EM_STARCORE 58 /* Motorola Start*Core processor */
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#define EM_ME16 59 /* Toyota ME16 processor */
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#define EM_ST100 60 /* STMicroelectronic ST100 processor */
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#define EM_TINYJ 61 /* Advanced Logic Corp. Tinyj emb.fam*/
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#define EM_X86_64 62 /* AMD x86-64 architecture */
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#define EM_PDSP 63 /* Sony DSP Processor */
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#define EM_FX66 66 /* Siemens FX66 microcontroller */
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#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 mc */
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#define EM_ST7 68 /* STmicroelectronics ST7 8 bit mc */
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#define EM_68HC16 69 /* Motorola MC68HC16 microcontroller */
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#define EM_68HC11 70 /* Motorola MC68HC11 microcontroller */
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#define EM_68HC08 71 /* Motorola MC68HC08 microcontroller */
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#define EM_68HC05 72 /* Motorola MC68HC05 microcontroller */
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#define EM_SVX 73 /* Silicon Graphics SVx */
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#define EM_ST19 74 /* STMicroelectronics ST19 8 bit mc */
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#define EM_VAX 75 /* Digital VAX */
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#define EM_CRIS 76 /* Axis Communications 32-bit embedded processor */
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#define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded processor */
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#define EM_FIREPATH 78 /* Element 14 64-bit DSP Processor */
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#define EM_ZSP 79 /* LSI Logic 16-bit DSP Processor */
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#define EM_MMIX 80 /* Donald Knuth's educational 64-bit processor */
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#define EM_HUANY 81 /* Harvard University machine-independent object files */
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#define EM_PRISM 82 /* SiTera Prism */
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#define EM_AVR 83 /* Atmel AVR 8-bit microcontroller */
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#define EM_FR30 84 /* Fujitsu FR30 */
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#define EM_D10V 85 /* Mitsubishi D10V */
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#define EM_D30V 86 /* Mitsubishi D30V */
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#define EM_V850 87 /* NEC v850 */
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#define EM_M32R 88 /* Mitsubishi M32R */
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#define EM_MN10300 89 /* Matsushita MN10300 */
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#define EM_MN10200 90 /* Matsushita MN10200 */
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#define EM_PJ 91 /* picoJava */
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#define EM_OPENRISC 92 /* OpenRISC 32-bit embedded processor */
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#define EM_ARC_A5 93 /* ARC Cores Tangent-A5 */
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#define EM_XTENSA 94 /* Tensilica Xtensa Architecture */
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#define EM_NUM 95
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/* If it is necessary to assign new unofficial EM_* values, please
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pick large random numbers (0x8523, 0xa7f2, etc.) to minimize the
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chances of collision with official or non-GNU unofficial values. */
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#define EM_ALPHA 0x9026
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#define EM_C60 0x9c60
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/* Legal values for e_version (version). */
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#define EV_NONE 0 /* Invalid ELF version */
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#define EV_CURRENT 1 /* Current version */
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#define EV_NUM 2
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/* Section header. */
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typedef struct
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{
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Elf32_Word sh_name; /* Section name (string tbl index) */
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Elf32_Word sh_type; /* Section type */
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Elf32_Word sh_flags; /* Section flags */
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Elf32_Addr sh_addr; /* Section virtual addr at execution */
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Elf32_Off sh_offset; /* Section file offset */
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Elf32_Word sh_size; /* Section size in bytes */
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Elf32_Word sh_link; /* Link to another section */
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Elf32_Word sh_info; /* Additional section information */
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Elf32_Word sh_addralign; /* Section alignment */
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Elf32_Word sh_entsize; /* Entry size if section holds table */
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} Elf32_Shdr;
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typedef struct
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{
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Elf64_Word sh_name; /* Section name (string tbl index) */
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Elf64_Word sh_type; /* Section type */
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Elf64_Xword sh_flags; /* Section flags */
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Elf64_Addr sh_addr; /* Section virtual addr at execution */
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Elf64_Off sh_offset; /* Section file offset */
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Elf64_Xword sh_size; /* Section size in bytes */
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Elf64_Word sh_link; /* Link to another section */
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Elf64_Word sh_info; /* Additional section information */
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Elf64_Xword sh_addralign; /* Section alignment */
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Elf64_Xword sh_entsize; /* Entry size if section holds table */
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} Elf64_Shdr;
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/* Special section indices. */
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#define SHN_UNDEF 0 /* Undefined section */
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#define SHN_LORESERVE 0xff00 /* Start of reserved indices */
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#define SHN_LOPROC 0xff00 /* Start of processor-specific */
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#define SHN_HIPROC 0xff1f /* End of processor-specific */
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#define SHN_ABS 0xfff1 /* Associated symbol is absolute */
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#define SHN_COMMON 0xfff2 /* Associated symbol is common */
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#define SHN_HIRESERVE 0xffff /* End of reserved indices */
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/* Legal values for sh_type (section type). */
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#define SHT_NULL 0 /* Section header table entry unused */
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#define SHT_PROGBITS 1 /* Program data */
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#define SHT_SYMTAB 2 /* Symbol table */
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#define SHT_STRTAB 3 /* String table */
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#define SHT_RELA 4 /* Relocation entries with addends */
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#define SHT_HASH 5 /* Symbol hash table */
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#define SHT_DYNAMIC 6 /* Dynamic linking information */
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#define SHT_NOTE 7 /* Notes */
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#define SHT_NOBITS 8 /* Program space with no data (bss) */
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#define SHT_REL 9 /* Relocation entries, no addends */
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#define SHT_SHLIB 10 /* Reserved */
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#define SHT_DYNSYM 11 /* Dynamic linker symbol table */
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#define SHT_NUM 12 /* Number of defined types. */
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#define SHT_LOOS 0x60000000 /* Start OS-specific */
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#define SHT_LOSUNW 0x6ffffffb /* Sun-specific low bound. */
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#define SHT_SUNW_COMDAT 0x6ffffffb
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#define SHT_SUNW_syminfo 0x6ffffffc
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#define SHT_GNU_verdef 0x6ffffffd /* Version definition section. */
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#define SHT_GNU_verneed 0x6ffffffe /* Version needs section. */
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#define SHT_GNU_versym 0x6fffffff /* Version symbol table. */
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#define SHT_HISUNW 0x6fffffff /* Sun-specific high bound. */
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#define SHT_HIOS 0x6fffffff /* End OS-specific type */
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#define SHT_LOPROC 0x70000000 /* Start of processor-specific */
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#define SHT_ARM_EXIDX 0x70000001 /* Exception Index table */
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#define SHT_ARM_PREEMPTMAP 0x70000002 /* dynamic linking pre-emption map */
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#define SHT_ARM_ATTRIBUTES 0x70000003 /* Object file compatibility attrs */
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#define SHT_HIPROC 0x7fffffff /* End of processor-specific */
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#define SHT_LOUSER 0x80000000 /* Start of application-specific */
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#define SHT_HIUSER 0x8fffffff /* End of application-specific */
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/* Legal values for sh_flags (section flags). */
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#define SHF_WRITE (1 << 0) /* Writable */
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#define SHF_ALLOC (1 << 1) /* Occupies memory during execution */
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#define SHF_EXECINSTR (1 << 2) /* Executable */
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#define SHF_MASKPROC 0xf0000000 /* Processor-specific */
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/* Symbol table entry. */
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typedef struct
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{
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Elf32_Word st_name; /* Symbol name (string tbl index) */
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Elf32_Addr st_value; /* Symbol value */
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Elf32_Word st_size; /* Symbol size */
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unsigned char st_info; /* Symbol type and binding */
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unsigned char st_other; /* No defined meaning, 0 */
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Elf32_Section st_shndx; /* Section index */
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} Elf32_Sym;
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typedef struct
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{
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Elf64_Word st_name; /* Symbol name (string tbl index) */
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unsigned char st_info; /* Symbol type and binding */
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unsigned char st_other; /* No defined meaning, 0 */
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Elf64_Section st_shndx; /* Section index */
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Elf64_Addr st_value; /* Symbol value */
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Elf64_Xword st_size; /* Symbol size */
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} Elf64_Sym;
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/* The syminfo section if available contains additional information about
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every dynamic symbol. */
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typedef struct
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{
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Elf32_Half si_boundto; /* Direct bindings, symbol bound to */
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Elf32_Half si_flags; /* Per symbol flags */
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} Elf32_Syminfo;
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typedef struct
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{
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Elf64_Half si_boundto; /* Direct bindings, symbol bound to */
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Elf64_Half si_flags; /* Per symbol flags */
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} Elf64_Syminfo;
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/* Possible values for si_boundto. */
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#define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */
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#define SYMINFO_BT_PARENT 0xfffe /* Symbol bound to parent */
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#define SYMINFO_BT_LOWRESERVE 0xff00 /* Beginning of reserved entries */
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/* Possible bitmasks for si_flags. */
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#define SYMINFO_FLG_DIRECT 0x0001 /* Direct bound symbol */
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#define SYMINFO_FLG_PASSTHRU 0x0002 /* Pass-thru symbol for translator */
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#define SYMINFO_FLG_COPY 0x0004 /* Symbol is a copy-reloc */
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#define SYMINFO_FLG_LAZYLOAD 0x0008 /* Symbol bound to object to be lazy
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loaded */
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/* Syminfo version values. */
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#define SYMINFO_NONE 0
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#define SYMINFO_CURRENT 1
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#define SYMINFO_NUM 2
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/* Special section index. */
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#define SHN_UNDEF 0 /* No section, undefined symbol. */
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/* How to extract and insert information held in the st_info field. */
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#define ELF32_ST_BIND(val) (((unsigned char) (val)) >> 4)
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#define ELF32_ST_TYPE(val) ((val) & 0xf)
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#define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
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/* Both Elf32_Sym and Elf64_Sym use the same one-byte st_info field. */
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#define ELF64_ST_BIND(val) ELF32_ST_BIND (val)
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#define ELF64_ST_TYPE(val) ELF32_ST_TYPE (val)
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#define ELF64_ST_INFO(bind, type) ELF32_ST_INFO ((bind), (type))
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/* Legal values for ST_BIND subfield of st_info (symbol binding). */
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#define STB_LOCAL 0 /* Local symbol */
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#define STB_GLOBAL 1 /* Global symbol */
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#define STB_WEAK 2 /* Weak symbol */
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#define STB_NUM 3 /* Number of defined types. */
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#define STB_LOOS 10 /* Start of OS-specific */
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#define STB_HIOS 12 /* End of OS-specific */
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#define STB_LOPROC 13 /* Start of processor-specific */
|
|
#define STB_HIPROC 15 /* End of processor-specific */
|
|
|
|
/* Legal values for ST_TYPE subfield of st_info (symbol type). */
|
|
|
|
#define STT_NOTYPE 0 /* Symbol type is unspecified */
|
|
#define STT_OBJECT 1 /* Symbol is a data object */
|
|
#define STT_FUNC 2 /* Symbol is a code object */
|
|
#define STT_SECTION 3 /* Symbol associated with a section */
|
|
#define STT_FILE 4 /* Symbol's name is file name */
|
|
#define STT_NUM 5 /* Number of defined types. */
|
|
#define STT_LOOS 11 /* Start of OS-specific */
|
|
#define STT_HIOS 12 /* End of OS-specific */
|
|
#define STT_LOPROC 13 /* Start of processor-specific */
|
|
#define STT_HIPROC 15 /* End of processor-specific */
|
|
|
|
|
|
/* Symbol table indices are found in the hash buckets and chain table
|
|
of a symbol hash table section. This special index value indicates
|
|
the end of a chain, meaning no further symbols are found in that bucket. */
|
|
|
|
#define STN_UNDEF 0 /* End of a chain. */
|
|
|
|
|
|
/* How to extract and insert information held in the st_other field. */
|
|
|
|
#define ELF32_ST_VISIBILITY(o) ((o) & 0x03)
|
|
|
|
/* For ELF64 the definitions are the same. */
|
|
#define ELF64_ST_VISIBILITY(o) ELF32_ST_VISIBILITY (o)
|
|
|
|
/* Symbol visibility specification encoded in the st_other field. */
|
|
#define STV_DEFAULT 0 /* Default symbol visibility rules */
|
|
#define STV_INTERNAL 1 /* Processor specific hidden class */
|
|
#define STV_HIDDEN 2 /* Sym unavailable in other modules */
|
|
#define STV_PROTECTED 3 /* Not preemptible, not exported */
|
|
|
|
|
|
/* Relocation table entry without addend (in section of type SHT_REL). */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Addr r_offset; /* Address */
|
|
Elf32_Word r_info; /* Relocation type and symbol index */
|
|
} Elf32_Rel;
|
|
|
|
/* I have seen two different definitions of the Elf64_Rel and
|
|
Elf64_Rela structures, so we'll leave them out until Novell (or
|
|
whoever) gets their act together. */
|
|
/* The following, at least, is used on Sparc v9, MIPS, and Alpha. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf64_Addr r_offset; /* Address */
|
|
Elf64_Xword r_info; /* Relocation type and symbol index */
|
|
} Elf64_Rel;
|
|
|
|
/* Relocation table entry with addend (in section of type SHT_RELA). */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Addr r_offset; /* Address */
|
|
Elf32_Word r_info; /* Relocation type and symbol index */
|
|
Elf32_Sword r_addend; /* Addend */
|
|
} Elf32_Rela;
|
|
|
|
typedef struct
|
|
{
|
|
Elf64_Addr r_offset; /* Address */
|
|
Elf64_Xword r_info; /* Relocation type and symbol index */
|
|
Elf64_Sxword r_addend; /* Addend */
|
|
} Elf64_Rela;
|
|
|
|
/* How to extract and insert information held in the r_info field. */
|
|
|
|
#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))
|
|
|
|
/* Program segment header. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Word p_type; /* Segment type */
|
|
Elf32_Off p_offset; /* Segment file offset */
|
|
Elf32_Addr p_vaddr; /* Segment virtual address */
|
|
Elf32_Addr p_paddr; /* Segment physical address */
|
|
Elf32_Word p_filesz; /* Segment size in file */
|
|
Elf32_Word p_memsz; /* Segment size in memory */
|
|
Elf32_Word p_flags; /* Segment flags */
|
|
Elf32_Word p_align; /* Segment alignment */
|
|
} Elf32_Phdr;
|
|
|
|
typedef struct
|
|
{
|
|
Elf64_Word p_type; /* Segment type */
|
|
Elf64_Word p_flags; /* Segment 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 */
|
|
} Elf64_Phdr;
|
|
|
|
/* Legal values for p_type (segment type). */
|
|
|
|
#define PT_NULL 0 /* Program header table entry unused */
|
|
#define PT_LOAD 1 /* Loadable program segment */
|
|
#define PT_DYNAMIC 2 /* Dynamic linking information */
|
|
#define PT_INTERP 3 /* Program interpreter */
|
|
#define PT_NOTE 4 /* Auxiliary information */
|
|
#define PT_SHLIB 5 /* Reserved */
|
|
#define PT_PHDR 6 /* Entry for header table itself */
|
|
#define PT_NUM 7 /* Number of defined types. */
|
|
#define PT_LOOS 0x60000000 /* Start of OS-specific */
|
|
#define PT_HIOS 0x6fffffff /* End of OS-specific */
|
|
#define PT_LOPROC 0x70000000 /* Start of processor-specific */
|
|
#define PT_HIPROC 0x7fffffff /* End of processor-specific */
|
|
|
|
/* Legal values for p_flags (segment flags). */
|
|
|
|
#define PF_X (1 << 0) /* Segment is executable */
|
|
#define PF_W (1 << 1) /* Segment is writable */
|
|
#define PF_R (1 << 2) /* Segment is readable */
|
|
#define PF_MASKPROC 0xf0000000 /* Processor-specific */
|
|
|
|
/* Legal values for note segment descriptor types for core files. */
|
|
|
|
#define NT_PRSTATUS 1 /* Contains copy of prstatus struct */
|
|
#define NT_FPREGSET 2 /* Contains copy of fpregset struct */
|
|
#define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */
|
|
#define NT_PRXREG 4 /* Contains copy of prxregset struct */
|
|
#define NT_PLATFORM 5 /* String from sysinfo(SI_PLATFORM) */
|
|
#define NT_AUXV 6 /* Contains copy of auxv array */
|
|
#define NT_GWINDOWS 7 /* Contains copy of gwindows struct */
|
|
#define NT_PSTATUS 10 /* Contains copy of pstatus struct */
|
|
#define NT_PSINFO 13 /* Contains copy of psinfo struct */
|
|
#define NT_PRCRED 14 /* Contains copy of prcred struct */
|
|
#define NT_UTSNAME 15 /* Contains copy of utsname struct */
|
|
#define NT_LWPSTATUS 16 /* Contains copy of lwpstatus struct */
|
|
#define NT_LWPSINFO 17 /* Contains copy of lwpinfo struct */
|
|
|
|
/* Legal values for the note segment descriptor types for object files. */
|
|
|
|
#define NT_VERSION 1 /* Contains a version string. */
|
|
|
|
|
|
/* Dynamic section entry. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Sword d_tag; /* Dynamic entry type */
|
|
union
|
|
{
|
|
Elf32_Word d_val; /* Integer value */
|
|
Elf32_Addr d_ptr; /* Address value */
|
|
} d_un;
|
|
} Elf32_Dyn;
|
|
|
|
typedef struct
|
|
{
|
|
Elf64_Sxword d_tag; /* Dynamic entry type */
|
|
union
|
|
{
|
|
Elf64_Xword d_val; /* Integer value */
|
|
Elf64_Addr d_ptr; /* Address value */
|
|
} d_un;
|
|
} Elf64_Dyn;
|
|
|
|
/* Legal values for d_tag (dynamic entry type). */
|
|
|
|
#define DT_NULL 0 /* Marks end of dynamic section */
|
|
#define DT_NEEDED 1 /* Name of needed library */
|
|
#define DT_PLTRELSZ 2 /* Size in bytes of PLT relocs */
|
|
#define DT_PLTGOT 3 /* Processor defined value */
|
|
#define DT_HASH 4 /* Address of symbol hash table */
|
|
#define DT_STRTAB 5 /* Address of string table */
|
|
#define DT_SYMTAB 6 /* Address of symbol table */
|
|
#define DT_RELA 7 /* Address of Rela relocs */
|
|
#define DT_RELASZ 8 /* Total size of Rela relocs */
|
|
#define DT_RELAENT 9 /* Size of one Rela reloc */
|
|
#define DT_STRSZ 10 /* Size of string table */
|
|
#define DT_SYMENT 11 /* Size of one symbol table entry */
|
|
#define DT_INIT 12 /* Address of init function */
|
|
#define DT_FINI 13 /* Address of termination function */
|
|
#define DT_SONAME 14 /* Name of shared object */
|
|
#define DT_RPATH 15 /* Library search path */
|
|
#define DT_SYMBOLIC 16 /* Start symbol search here */
|
|
#define DT_REL 17 /* Address of Rel relocs */
|
|
#define DT_RELSZ 18 /* Total size of Rel relocs */
|
|
#define DT_RELENT 19 /* Size of one Rel reloc */
|
|
#define DT_PLTREL 20 /* Type of reloc in PLT */
|
|
#define DT_DEBUG 21 /* For debugging; unspecified */
|
|
#define DT_TEXTREL 22 /* Reloc might modify .text */
|
|
#define DT_JMPREL 23 /* Address of PLT relocs */
|
|
#define DT_BIND_NOW 24 /* Process relocations of object */
|
|
#define DT_INIT_ARRAY 25 /* Array with addresses of init fct */
|
|
#define DT_FINI_ARRAY 26 /* Array with addresses of fini fct */
|
|
#define DT_INIT_ARRAYSZ 27 /* Size in bytes of DT_INIT_ARRAY */
|
|
#define DT_FINI_ARRAYSZ 28 /* Size in bytes of DT_FINI_ARRAY */
|
|
#define DT_NUM 29 /* Number used */
|
|
#define DT_LOOS 0x60000000 /* Start of OS-specific */
|
|
#define DT_HIOS 0x6fffffff /* End of OS-specific */
|
|
#define DT_LOPROC 0x70000000 /* Start of processor-specific */
|
|
#define DT_HIPROC 0x7fffffff /* End of processor-specific */
|
|
#define DT_PROCNUM DT_MIPS_NUM /* Most used by any processor */
|
|
|
|
/* DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the
|
|
Dyn.d_un.d_val field of the Elf*_Dyn structure. This follows Sun's
|
|
approach. */
|
|
#define DT_VALRNGLO 0x6ffffd00
|
|
#define DT_POSFLAG_1 0x6ffffdfd /* Flags for DT_* entries, effecting
|
|
the following DT_* entry. */
|
|
#define DT_SYMINSZ 0x6ffffdfe /* Size of syminfo table (in bytes) */
|
|
#define DT_SYMINENT 0x6ffffdff /* Entry size of syminfo */
|
|
#define DT_VALRNGHI 0x6ffffdff
|
|
|
|
/* DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the
|
|
Dyn.d_un.d_ptr field of the Elf*_Dyn structure.
|
|
|
|
If any adjustment is made to the ELF object after it has been
|
|
built these entries will need to be adjusted. */
|
|
#define DT_ADDRRNGLO 0x6ffffe00
|
|
#define DT_SYMINFO 0x6ffffeff /* syminfo table */
|
|
#define DT_ADDRRNGHI 0x6ffffeff
|
|
|
|
/* The versioning entry types. The next are defined as part of the
|
|
GNU extension. */
|
|
#define DT_VERSYM 0x6ffffff0
|
|
|
|
/* These were chosen by Sun. */
|
|
#define DT_FLAGS_1 0x6ffffffb /* State flags, see DF_1_* below. */
|
|
#define DT_VERDEF 0x6ffffffc /* Address of version definition
|
|
table */
|
|
#define DT_VERDEFNUM 0x6ffffffd /* Number of version definitions */
|
|
#define DT_VERNEED 0x6ffffffe /* Address of table with needed
|
|
versions */
|
|
#define DT_VERNEEDNUM 0x6fffffff /* Number of needed versions */
|
|
#define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */
|
|
#define DT_VERSIONTAGNUM 16
|
|
|
|
/* Sun added these machine-independent extensions in the "processor-specific"
|
|
range. Be compatible. */
|
|
#define DT_AUXILIARY 0x7ffffffd /* Shared object to load before self */
|
|
#define DT_FILTER 0x7fffffff /* Shared object to get values from */
|
|
#define DT_EXTRATAGIDX(tag) ((Elf32_Word)-((Elf32_Sword) (tag) <<1>>1)-1)
|
|
#define DT_EXTRANUM 3
|
|
|
|
/* State flags selectable in the `d_un.d_val' element of the DT_FLAGS_1
|
|
entry in the dynamic section. */
|
|
#define DF_1_NOW 0x00000001 /* Set RTLD_NOW for this object. */
|
|
#define DF_1_GLOBAL 0x00000002 /* Set RTLD_GLOBAL for this object. */
|
|
#define DF_1_GROUP 0x00000004 /* Set RTLD_GROUP for this object. */
|
|
#define DF_1_NODELETE 0x00000008 /* Set RTLD_NODELETE for this object.*/
|
|
#define DF_1_LOADFLTR 0x00000010 /* Trigger filtee loading at runtime.*/
|
|
#define DF_1_INITFIRST 0x00000020 /* Set RTLD_INITFIRST for this object*/
|
|
#define DF_1_NOOPEN 0x00000040 /* Set RTLD_NOOPEN for this object. */
|
|
|
|
/* Version definition sections. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Half vd_version; /* Version revision */
|
|
Elf32_Half vd_flags; /* Version information */
|
|
Elf32_Half vd_ndx; /* Version Index */
|
|
Elf32_Half vd_cnt; /* Number of associated aux entries */
|
|
Elf32_Word vd_hash; /* Version name hash value */
|
|
Elf32_Word vd_aux; /* Offset in bytes to verdaux array */
|
|
Elf32_Word vd_next; /* Offset in bytes to next verdef
|
|
entry */
|
|
} Elf32_Verdef;
|
|
|
|
typedef struct
|
|
{
|
|
Elf64_Half vd_version; /* Version revision */
|
|
Elf64_Half vd_flags; /* Version information */
|
|
Elf64_Half vd_ndx; /* Version Index */
|
|
Elf64_Half vd_cnt; /* Number of associated aux entries */
|
|
Elf64_Word vd_hash; /* Version name hash value */
|
|
Elf64_Word vd_aux; /* Offset in bytes to verdaux array */
|
|
Elf64_Word vd_next; /* Offset in bytes to next verdef
|
|
entry */
|
|
} Elf64_Verdef;
|
|
|
|
|
|
/* Legal values for vd_version (version revision). */
|
|
#define VER_DEF_NONE 0 /* No version */
|
|
#define VER_DEF_CURRENT 1 /* Current version */
|
|
#define VER_DEF_NUM 2 /* Given version number */
|
|
|
|
/* Legal values for vd_flags (version information flags). */
|
|
#define VER_FLG_BASE 0x1 /* Version definition of file itself */
|
|
#define VER_FLG_WEAK 0x2 /* Weak version identifier */
|
|
|
|
/* Auxialiary version information. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Word vda_name; /* Version or dependency names */
|
|
Elf32_Word vda_next; /* Offset in bytes to next verdaux
|
|
entry */
|
|
} Elf32_Verdaux;
|
|
|
|
typedef struct
|
|
{
|
|
Elf64_Word vda_name; /* Version or dependency names */
|
|
Elf64_Word vda_next; /* Offset in bytes to next verdaux
|
|
entry */
|
|
} Elf64_Verdaux;
|
|
|
|
|
|
/* Version dependency section. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Half vn_version; /* Version of structure */
|
|
Elf32_Half vn_cnt; /* Number of associated aux entries */
|
|
Elf32_Word vn_file; /* Offset of filename for this
|
|
dependency */
|
|
Elf32_Word vn_aux; /* Offset in bytes to vernaux array */
|
|
Elf32_Word vn_next; /* Offset in bytes to next verneed
|
|
entry */
|
|
} Elf32_Verneed;
|
|
|
|
typedef struct
|
|
{
|
|
Elf64_Half vn_version; /* Version of structure */
|
|
Elf64_Half vn_cnt; /* Number of associated aux entries */
|
|
Elf64_Word vn_file; /* Offset of filename for this
|
|
dependency */
|
|
Elf64_Word vn_aux; /* Offset in bytes to vernaux array */
|
|
Elf64_Word vn_next; /* Offset in bytes to next verneed
|
|
entry */
|
|
} Elf64_Verneed;
|
|
|
|
|
|
/* Legal values for vn_version (version revision). */
|
|
#define VER_NEED_NONE 0 /* No version */
|
|
#define VER_NEED_CURRENT 1 /* Current version */
|
|
#define VER_NEED_NUM 2 /* Given version number */
|
|
|
|
/* Auxiliary needed version information. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Word vna_hash; /* Hash value of dependency name */
|
|
Elf32_Half vna_flags; /* Dependency specific information */
|
|
Elf32_Half vna_other; /* Unused */
|
|
Elf32_Word vna_name; /* Dependency name string offset */
|
|
Elf32_Word vna_next; /* Offset in bytes to next vernaux
|
|
entry */
|
|
} Elf32_Vernaux;
|
|
|
|
typedef struct
|
|
{
|
|
Elf64_Word vna_hash; /* Hash value of dependency name */
|
|
Elf64_Half vna_flags; /* Dependency specific information */
|
|
Elf64_Half vna_other; /* Unused */
|
|
Elf64_Word vna_name; /* Dependency name string offset */
|
|
Elf64_Word vna_next; /* Offset in bytes to next vernaux
|
|
entry */
|
|
} Elf64_Vernaux;
|
|
|
|
|
|
/* Legal values for vna_flags. */
|
|
#define VER_FLG_WEAK 0x2 /* Weak version identifier */
|
|
|
|
|
|
/* Auxiliary vector. */
|
|
|
|
/* This vector is normally only used by the program interpreter. The
|
|
usual definition in an ABI supplement uses the name auxv_t. The
|
|
vector is not usually defined in a standard <elf.h> file, but it
|
|
can't hurt. We rename it to avoid conflicts. The sizes of these
|
|
types are an arrangement between the exec server and the program
|
|
interpreter, so we don't fully specify them here. */
|
|
|
|
typedef struct
|
|
{
|
|
int a_type; /* Entry type */
|
|
union
|
|
{
|
|
long int a_val; /* Integer value */
|
|
void *a_ptr; /* Pointer value */
|
|
void (*a_fcn) (void); /* Function pointer value */
|
|
} a_un;
|
|
} Elf32_auxv_t;
|
|
|
|
typedef struct
|
|
{
|
|
long int a_type; /* Entry type */
|
|
union
|
|
{
|
|
long int a_val; /* Integer value */
|
|
void *a_ptr; /* Pointer value */
|
|
void (*a_fcn) (void); /* Function pointer value */
|
|
} a_un;
|
|
} Elf64_auxv_t;
|
|
|
|
/* Legal values for a_type (entry type). */
|
|
|
|
#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 */
|
|
|
|
/* Some more special a_type values describing the hardware. */
|
|
#define AT_PLATFORM 15 /* String identifying platform. */
|
|
#define AT_HWCAP 16 /* Machine dependent hints about
|
|
processor capabilities. */
|
|
|
|
/* This entry gives some information about the FPU initialization
|
|
performed by the kernel. */
|
|
#define AT_FPUCW 17 /* Used FPU control word. */
|
|
|
|
|
|
/* Note section contents. Each entry in the note section begins with
|
|
a header of a fixed form. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Word n_namesz; /* Length of the note's name. */
|
|
Elf32_Word n_descsz; /* Length of the note's descriptor. */
|
|
Elf32_Word n_type; /* Type of the note. */
|
|
} Elf32_Nhdr;
|
|
|
|
typedef struct
|
|
{
|
|
Elf64_Word n_namesz; /* Length of the note's name. */
|
|
Elf64_Word n_descsz; /* Length of the note's descriptor. */
|
|
Elf64_Word n_type; /* Type of the note. */
|
|
} Elf64_Nhdr;
|
|
|
|
/* Known names of notes. */
|
|
|
|
/* Solaris entries in the note section have this name. */
|
|
#define ELF_NOTE_SOLARIS "SUNW Solaris"
|
|
|
|
/* Note entries for GNU systems have this name. */
|
|
#define ELF_NOTE_GNU "GNU"
|
|
|
|
|
|
/* Defined types of notes for Solaris. */
|
|
|
|
/* Value of descriptor (one word) is desired pagesize for the binary. */
|
|
#define ELF_NOTE_PAGESIZE_HINT 1
|
|
|
|
|
|
/* Defined note types for GNU systems. */
|
|
|
|
/* ABI information. The descriptor consists of words:
|
|
word 0: OS descriptor
|
|
word 1: major version of the ABI
|
|
word 2: minor version of the ABI
|
|
word 3: subminor version of the ABI
|
|
*/
|
|
#define ELF_NOTE_ABI 1
|
|
|
|
/* Known OSes. These value can appear in word 0 of an ELF_NOTE_ABI
|
|
note section entry. */
|
|
#define ELF_NOTE_OS_LINUX 0
|
|
#define ELF_NOTE_OS_GNU 1
|
|
#define ELF_NOTE_OS_SOLARIS2 2
|
|
|
|
|
|
/* Motorola 68k specific definitions. */
|
|
|
|
/* m68k relocs. */
|
|
|
|
#define R_68K_NONE 0 /* No reloc */
|
|
#define R_68K_32 1 /* Direct 32 bit */
|
|
#define R_68K_16 2 /* Direct 16 bit */
|
|
#define R_68K_8 3 /* Direct 8 bit */
|
|
#define R_68K_PC32 4 /* PC relative 32 bit */
|
|
#define R_68K_PC16 5 /* PC relative 16 bit */
|
|
#define R_68K_PC8 6 /* PC relative 8 bit */
|
|
#define R_68K_GOT32 7 /* 32 bit PC relative GOT entry */
|
|
#define R_68K_GOT16 8 /* 16 bit PC relative GOT entry */
|
|
#define R_68K_GOT8 9 /* 8 bit PC relative GOT entry */
|
|
#define R_68K_GOT32O 10 /* 32 bit GOT offset */
|
|
#define R_68K_GOT16O 11 /* 16 bit GOT offset */
|
|
#define R_68K_GOT8O 12 /* 8 bit GOT offset */
|
|
#define R_68K_PLT32 13 /* 32 bit PC relative PLT address */
|
|
#define R_68K_PLT16 14 /* 16 bit PC relative PLT address */
|
|
#define R_68K_PLT8 15 /* 8 bit PC relative PLT address */
|
|
#define R_68K_PLT32O 16 /* 32 bit PLT offset */
|
|
#define R_68K_PLT16O 17 /* 16 bit PLT offset */
|
|
#define R_68K_PLT8O 18 /* 8 bit PLT offset */
|
|
#define R_68K_COPY 19 /* Copy symbol at runtime */
|
|
#define R_68K_GLOB_DAT 20 /* Create GOT entry */
|
|
#define R_68K_JMP_SLOT 21 /* Create PLT entry */
|
|
#define R_68K_RELATIVE 22 /* Adjust by program base */
|
|
/* Keep this the last entry. */
|
|
#define R_68K_NUM 23
|
|
|
|
/* Intel 80386 specific definitions. */
|
|
|
|
/* i386 relocs. */
|
|
|
|
#define R_386_NONE 0 /* No reloc */
|
|
#define R_386_32 1 /* Direct 32 bit */
|
|
#define R_386_PC32 2 /* PC relative 32 bit */
|
|
#define R_386_GOT32 3 /* 32 bit GOT entry */
|
|
#define R_386_PLT32 4 /* 32 bit PLT address */
|
|
#define R_386_COPY 5 /* Copy symbol at runtime */
|
|
#define R_386_GLOB_DAT 6 /* Create GOT entry */
|
|
#define R_386_JMP_SLOT 7 /* Create PLT entry */
|
|
#define R_386_RELATIVE 8 /* Adjust by program base */
|
|
#define R_386_GOTOFF 9 /* 32 bit offset to GOT */
|
|
#define R_386_GOTPC 10 /* 32 bit PC relative offset to GOT */
|
|
/* Keep this the last entry. */
|
|
#define R_386_NUM 11
|
|
|
|
/* SUN SPARC specific definitions. */
|
|
|
|
/* Values for Elf64_Ehdr.e_flags. */
|
|
|
|
#define EF_SPARCV9_MM 3
|
|
#define EF_SPARCV9_TSO 0
|
|
#define EF_SPARCV9_PSO 1
|
|
#define EF_SPARCV9_RMO 2
|
|
#define EF_SPARC_EXT_MASK 0xFFFF00
|
|
#define EF_SPARC_SUN_US1 0x000200
|
|
#define EF_SPARC_HAL_R1 0x000400
|
|
|
|
/* SPARC relocs. */
|
|
|
|
#define R_SPARC_NONE 0 /* No reloc */
|
|
#define R_SPARC_8 1 /* Direct 8 bit */
|
|
#define R_SPARC_16 2 /* Direct 16 bit */
|
|
#define R_SPARC_32 3 /* Direct 32 bit */
|
|
#define R_SPARC_DISP8 4 /* PC relative 8 bit */
|
|
#define R_SPARC_DISP16 5 /* PC relative 16 bit */
|
|
#define R_SPARC_DISP32 6 /* PC relative 32 bit */
|
|
#define R_SPARC_WDISP30 7 /* PC relative 30 bit shifted */
|
|
#define R_SPARC_WDISP22 8 /* PC relative 22 bit shifted */
|
|
#define R_SPARC_HI22 9 /* High 22 bit */
|
|
#define R_SPARC_22 10 /* Direct 22 bit */
|
|
#define R_SPARC_13 11 /* Direct 13 bit */
|
|
#define R_SPARC_LO10 12 /* Truncated 10 bit */
|
|
#define R_SPARC_GOT10 13 /* Truncated 10 bit GOT entry */
|
|
#define R_SPARC_GOT13 14 /* 13 bit GOT entry */
|
|
#define R_SPARC_GOT22 15 /* 22 bit GOT entry shifted */
|
|
#define R_SPARC_PC10 16 /* PC relative 10 bit truncated */
|
|
#define R_SPARC_PC22 17 /* PC relative 22 bit shifted */
|
|
#define R_SPARC_WPLT30 18 /* 30 bit PC relative PLT address */
|
|
#define R_SPARC_COPY 19 /* Copy symbol at runtime */
|
|
#define R_SPARC_GLOB_DAT 20 /* Create GOT entry */
|
|
#define R_SPARC_JMP_SLOT 21 /* Create PLT entry */
|
|
#define R_SPARC_RELATIVE 22 /* Adjust by program base */
|
|
#define R_SPARC_UA32 23 /* Direct 32 bit unaligned */
|
|
|
|
/* Additional Sparc64 relocs. */
|
|
|
|
#define R_SPARC_PLT32 24 /* Direct 32 bit ref to PLT entry */
|
|
#define R_SPARC_HIPLT22 25 /* High 22 bit PLT entry */
|
|
#define R_SPARC_LOPLT10 26 /* Truncated 10 bit PLT entry */
|
|
#define R_SPARC_PCPLT32 27 /* PC rel 32 bit ref to PLT entry */
|
|
#define R_SPARC_PCPLT22 28 /* PC rel high 22 bit PLT entry */
|
|
#define R_SPARC_PCPLT10 29 /* PC rel trunc 10 bit PLT entry */
|
|
#define R_SPARC_10 30 /* Direct 10 bit */
|
|
#define R_SPARC_11 31 /* Direct 11 bit */
|
|
#define R_SPARC_64 32 /* Direct 64 bit */
|
|
#define R_SPARC_OLO10 33 /* ?? */
|
|
#define R_SPARC_HH22 34 /* Top 22 bits of direct 64 bit */
|
|
#define R_SPARC_HM10 35 /* High middle 10 bits of ... */
|
|
#define R_SPARC_LM22 36 /* Low middle 22 bits of ... */
|
|
#define R_SPARC_PC_HH22 37 /* Top 22 bits of pc rel 64 bit */
|
|
#define R_SPARC_PC_HM10 38 /* High middle 10 bit of ... */
|
|
#define R_SPARC_PC_LM22 39 /* Low miggle 22 bits of ... */
|
|
#define R_SPARC_WDISP16 40 /* PC relative 16 bit shifted */
|
|
#define R_SPARC_WDISP19 41 /* PC relative 19 bit shifted */
|
|
#define R_SPARC_7 43 /* Direct 7 bit */
|
|
#define R_SPARC_5 44 /* Direct 5 bit */
|
|
#define R_SPARC_6 45 /* Direct 6 bit */
|
|
#define R_SPARC_DISP64 46 /* PC relative 64 bit */
|
|
#define R_SPARC_PLT64 47 /* Direct 64 bit ref to PLT entry */
|
|
#define R_SPARC_HIX22 48 /* High 22 bit complemented */
|
|
#define R_SPARC_LOX10 49 /* Truncated 11 bit complemented */
|
|
#define R_SPARC_H44 50 /* Direct high 12 of 44 bit */
|
|
#define R_SPARC_M44 51 /* Direct mid 22 of 44 bit */
|
|
#define R_SPARC_L44 52 /* Direct low 10 of 44 bit */
|
|
#define R_SPARC_REGISTER 53 /* Global register usage */
|
|
#define R_SPARC_UA64 54 /* Direct 64 bit unaligned */
|
|
#define R_SPARC_UA16 55 /* Direct 16 bit unaligned */
|
|
/* Keep this the last entry. */
|
|
#define R_SPARC_NUM 56
|
|
|
|
/* AMD x86-64 relocations. */
|
|
#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_DTPMOD64 16 /* ID of module containing symbol */
|
|
#define R_X86_64_DTPOFF64 17 /* Offset in module's TLS block */
|
|
#define R_X86_64_TPOFF64 18 /* Offset in initial TLS block */
|
|
#define R_X86_64_TLSGD 19 /* 32 bit signed PC relative offset
|
|
to two GOT entries for GD symbol */
|
|
#define R_X86_64_TLSLD 20 /* 32 bit signed PC relative offset
|
|
to two GOT entries for LD symbol */
|
|
#define R_X86_64_DTPOFF32 21 /* Offset in TLS block */
|
|
#define R_X86_64_GOTTPOFF 22 /* 32 bit signed PC relative offset
|
|
to GOT entry for IE symbol */
|
|
#define R_X86_64_TPOFF32 23 /* Offset in initial TLS block */
|
|
|
|
#define R_X86_64_NUM 24
|
|
|
|
/* For Sparc64, legal values for d_tag of Elf64_Dyn. */
|
|
|
|
#define DT_SPARC_REGISTER 0x70000001
|
|
#define DT_SPARC_NUM 2
|
|
|
|
/* Bits present in AT_HWCAP, primarily for Sparc32. */
|
|
|
|
#define HWCAP_SPARC_FLUSH 1 /* The cpu supports flush insn. */
|
|
#define HWCAP_SPARC_STBAR 2
|
|
#define HWCAP_SPARC_SWAP 4
|
|
#define HWCAP_SPARC_MULDIV 8
|
|
#define HWCAP_SPARC_V9 16 /* The cpu is v9, so v8plus is ok. */
|
|
|
|
/* MIPS R3000 specific definitions. */
|
|
|
|
/* Legal values for e_flags field of Elf32_Ehdr. */
|
|
|
|
#define EF_MIPS_NOREORDER 1 /* A .noreorder directive was used */
|
|
#define EF_MIPS_PIC 2 /* Contains PIC code */
|
|
#define EF_MIPS_CPIC 4 /* Uses PIC calling sequence */
|
|
#define EF_MIPS_XGOT 8
|
|
#define EF_MIPS_64BIT_WHIRL 16
|
|
#define EF_MIPS_ABI2 32
|
|
#define EF_MIPS_ABI_ON32 64
|
|
#define EF_MIPS_ARCH 0xf0000000 /* MIPS architecture level */
|
|
|
|
/* Legal values for MIPS architecture level. */
|
|
|
|
#define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code. */
|
|
#define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code. */
|
|
#define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code. */
|
|
#define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code. */
|
|
#define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code. */
|
|
|
|
/* The following are non-official names and should not be used. */
|
|
|
|
#define E_MIPS_ARCH_1 0x00000000 /* -mips1 code. */
|
|
#define E_MIPS_ARCH_2 0x10000000 /* -mips2 code. */
|
|
#define E_MIPS_ARCH_3 0x20000000 /* -mips3 code. */
|
|
#define E_MIPS_ARCH_4 0x30000000 /* -mips4 code. */
|
|
#define E_MIPS_ARCH_5 0x40000000 /* -mips5 code. */
|
|
|
|
/* Special section indices. */
|
|
|
|
#define SHN_MIPS_ACOMMON 0xff00 /* Allocated common symbols */
|
|
#define SHN_MIPS_TEXT 0xff01 /* Allocated test symbols. */
|
|
#define SHN_MIPS_DATA 0xff02 /* Allocated data symbols. */
|
|
#define SHN_MIPS_SCOMMON 0xff03 /* Small common symbols */
|
|
#define SHN_MIPS_SUNDEFINED 0xff04 /* Small undefined symbols */
|
|
|
|
/* Legal values for sh_type field of Elf32_Shdr. */
|
|
|
|
#define SHT_MIPS_LIBLIST 0x70000000 /* Shared objects used in link */
|
|
#define SHT_MIPS_MSYM 0x70000001
|
|
#define SHT_MIPS_CONFLICT 0x70000002 /* Conflicting symbols */
|
|
#define SHT_MIPS_GPTAB 0x70000003 /* Global data area sizes */
|
|
#define SHT_MIPS_UCODE 0x70000004 /* Reserved for SGI/MIPS compilers */
|
|
#define SHT_MIPS_DEBUG 0x70000005 /* MIPS ECOFF debugging information*/
|
|
#define SHT_MIPS_REGINFO 0x70000006 /* Register usage information */
|
|
#define SHT_MIPS_PACKAGE 0x70000007
|
|
#define SHT_MIPS_PACKSYM 0x70000008
|
|
#define SHT_MIPS_RELD 0x70000009
|
|
#define SHT_MIPS_IFACE 0x7000000b
|
|
#define SHT_MIPS_CONTENT 0x7000000c
|
|
#define SHT_MIPS_OPTIONS 0x7000000d /* Miscellaneous options. */
|
|
#define SHT_MIPS_SHDR 0x70000010
|
|
#define SHT_MIPS_FDESC 0x70000011
|
|
#define SHT_MIPS_EXTSYM 0x70000012
|
|
#define SHT_MIPS_DENSE 0x70000013
|
|
#define SHT_MIPS_PDESC 0x70000014
|
|
#define SHT_MIPS_LOCSYM 0x70000015
|
|
#define SHT_MIPS_AUXSYM 0x70000016
|
|
#define SHT_MIPS_OPTSYM 0x70000017
|
|
#define SHT_MIPS_LOCSTR 0x70000018
|
|
#define SHT_MIPS_LINE 0x70000019
|
|
#define SHT_MIPS_RFDESC 0x7000001a
|
|
#define SHT_MIPS_DELTASYM 0x7000001b
|
|
#define SHT_MIPS_DELTAINST 0x7000001c
|
|
#define SHT_MIPS_DELTACLASS 0x7000001d
|
|
#define SHT_MIPS_DWARF 0x7000001e /* DWARF debugging information. */
|
|
#define SHT_MIPS_DELTADECL 0x7000001f
|
|
#define SHT_MIPS_SYMBOL_LIB 0x70000020
|
|
#define SHT_MIPS_EVENTS 0x70000021 /* Event section. */
|
|
#define SHT_MIPS_TRANSLATE 0x70000022
|
|
#define SHT_MIPS_PIXIE 0x70000023
|
|
#define SHT_MIPS_XLATE 0x70000024
|
|
#define SHT_MIPS_XLATE_DEBUG 0x70000025
|
|
#define SHT_MIPS_WHIRL 0x70000026
|
|
#define SHT_MIPS_EH_REGION 0x70000027
|
|
#define SHT_MIPS_XLATE_OLD 0x70000028
|
|
#define SHT_MIPS_PDR_EXCEPTION 0x70000029
|
|
|
|
/* Legal values for sh_flags field of Elf32_Shdr. */
|
|
|
|
#define SHF_MIPS_GPREL 0x10000000 /* Must be part of global data area */
|
|
#define SHF_MIPS_MERGE 0x20000000
|
|
#define SHF_MIPS_ADDR 0x40000000
|
|
#define SHF_MIPS_STRINGS 0x80000000
|
|
#define SHF_MIPS_NOSTRIP 0x08000000
|
|
#define SHF_MIPS_LOCAL 0x04000000
|
|
#define SHF_MIPS_NAMES 0x02000000
|
|
#define SHF_MIPS_NODUPE 0x01000000
|
|
|
|
|
|
/* Symbol tables. */
|
|
|
|
/* MIPS specific values for `st_other'. */
|
|
#define STO_MIPS_DEFAULT 0x0
|
|
#define STO_MIPS_INTERNAL 0x1
|
|
#define STO_MIPS_HIDDEN 0x2
|
|
#define STO_MIPS_PROTECTED 0x3
|
|
#define STO_MIPS_SC_ALIGN_UNUSED 0xff
|
|
|
|
/* MIPS specific values for `st_info'. */
|
|
#define STB_MIPS_SPLIT_COMMON 13
|
|
|
|
/* Entries found in sections of type SHT_MIPS_GPTAB. */
|
|
|
|
typedef union
|
|
{
|
|
struct
|
|
{
|
|
Elf32_Word gt_current_g_value; /* -G value used for compilation */
|
|
Elf32_Word gt_unused; /* Not used */
|
|
} gt_header; /* First entry in section */
|
|
struct
|
|
{
|
|
Elf32_Word gt_g_value; /* If this value were used for -G */
|
|
Elf32_Word gt_bytes; /* This many bytes would be used */
|
|
} gt_entry; /* Subsequent entries in section */
|
|
} Elf32_gptab;
|
|
|
|
/* Entry found in sections of type SHT_MIPS_REGINFO. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Word ri_gprmask; /* General registers used */
|
|
Elf32_Word ri_cprmask[4]; /* Coprocessor registers used */
|
|
Elf32_Sword ri_gp_value; /* $gp register value */
|
|
} Elf32_RegInfo;
|
|
|
|
/* Entries found in sections of type SHT_MIPS_OPTIONS. */
|
|
|
|
typedef struct
|
|
{
|
|
unsigned char kind; /* Determines interpretation of the
|
|
variable part of descriptor. */
|
|
unsigned char size; /* Size of descriptor, including header. */
|
|
Elf32_Section section; /* Section header index of section affected,
|
|
0 for global options. */
|
|
Elf32_Word info; /* Kind-specific information. */
|
|
} Elf_Options;
|
|
|
|
/* Values for `kind' field in Elf_Options. */
|
|
|
|
#define ODK_NULL 0 /* Undefined. */
|
|
#define ODK_REGINFO 1 /* Register usage information. */
|
|
#define ODK_EXCEPTIONS 2 /* Exception processing options. */
|
|
#define ODK_PAD 3 /* Section padding options. */
|
|
#define ODK_HWPATCH 4 /* Hardware workarounds performed */
|
|
#define ODK_FILL 5 /* record the fill value used by the linker. */
|
|
#define ODK_TAGS 6 /* reserve space for desktop tools to write. */
|
|
#define ODK_HWAND 7 /* HW workarounds. 'AND' bits when merging. */
|
|
#define ODK_HWOR 8 /* HW workarounds. 'OR' bits when merging. */
|
|
|
|
/* Values for `info' in Elf_Options for ODK_EXCEPTIONS entries. */
|
|
|
|
#define OEX_FPU_MIN 0x1f /* FPE's which MUST be enabled. */
|
|
#define OEX_FPU_MAX 0x1f00 /* FPE's which MAY be enabled. */
|
|
#define OEX_PAGE0 0x10000 /* page zero must be mapped. */
|
|
#define OEX_SMM 0x20000 /* Force sequential memory mode? */
|
|
#define OEX_FPDBUG 0x40000 /* Force floating point debug mode? */
|
|
#define OEX_PRECISEFP OEX_FPDBUG
|
|
#define OEX_DISMISS 0x80000 /* Dismiss invalid address faults? */
|
|
|
|
#define OEX_FPU_INVAL 0x10
|
|
#define OEX_FPU_DIV0 0x08
|
|
#define OEX_FPU_OFLO 0x04
|
|
#define OEX_FPU_UFLO 0x02
|
|
#define OEX_FPU_INEX 0x01
|
|
|
|
/* Masks for `info' in Elf_Options for an ODK_HWPATCH entry. */
|
|
|
|
#define OHW_R4KEOP 0x1 /* R4000 end-of-page patch. */
|
|
#define OHW_R8KPFETCH 0x2 /* may need R8000 prefetch patch. */
|
|
#define OHW_R5KEOP 0x4 /* R5000 end-of-page patch. */
|
|
#define OHW_R5KCVTL 0x8 /* R5000 cvt.[ds].l bug. clean=1. */
|
|
|
|
#define OPAD_PREFIX 0x1
|
|
#define OPAD_POSTFIX 0x2
|
|
#define OPAD_SYMBOL 0x4
|
|
|
|
/* Entry found in `.options' section. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Word hwp_flags1; /* Extra flags. */
|
|
Elf32_Word hwp_flags2; /* Extra flags. */
|
|
} Elf_Options_Hw;
|
|
|
|
/* Masks for `info' in ElfOptions for ODK_HWAND and ODK_HWOR entries. */
|
|
|
|
#define OHWA0_R4KEOP_CHECKED 0x00000001
|
|
#define OHWA1_R4KEOP_CLEAN 0x00000002
|
|
|
|
/* MIPS relocs. */
|
|
|
|
#define R_MIPS_NONE 0 /* No reloc */
|
|
#define R_MIPS_16 1 /* Direct 16 bit */
|
|
#define R_MIPS_32 2 /* Direct 32 bit */
|
|
#define R_MIPS_REL32 3 /* PC relative 32 bit */
|
|
#define R_MIPS_26 4 /* Direct 26 bit shifted */
|
|
#define R_MIPS_HI16 5 /* High 16 bit */
|
|
#define R_MIPS_LO16 6 /* Low 16 bit */
|
|
#define R_MIPS_GPREL16 7 /* GP relative 16 bit */
|
|
#define R_MIPS_LITERAL 8 /* 16 bit literal entry */
|
|
#define R_MIPS_GOT16 9 /* 16 bit GOT entry */
|
|
#define R_MIPS_PC16 10 /* PC relative 16 bit */
|
|
#define R_MIPS_CALL16 11 /* 16 bit GOT entry for function */
|
|
#define R_MIPS_GPREL32 12 /* GP relative 32 bit */
|
|
|
|
#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
|
|
#define R_MIPS_GOT_HI16 22
|
|
#define R_MIPS_GOT_LO16 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
|
|
#define R_MIPS_CALL_HI16 30
|
|
#define R_MIPS_CALL_LO16 31
|
|
#define R_MIPS_SCN_DISP 32
|
|
#define R_MIPS_REL16 33
|
|
#define R_MIPS_ADD_IMMEDIATE 34
|
|
#define R_MIPS_PJUMP 35
|
|
#define R_MIPS_RELGOT 36
|
|
#define R_MIPS_JALR 37
|
|
/* Keep this the last entry. */
|
|
#define R_MIPS_NUM 38
|
|
|
|
/* Legal values for p_type field of Elf32_Phdr. */
|
|
|
|
#define PT_MIPS_REGINFO 0x70000000 /* Register usage information */
|
|
#define PT_MIPS_RTPROC 0x70000001 /* Runtime procedure table. */
|
|
#define PT_MIPS_OPTIONS 0x70000002
|
|
|
|
/* Special program header types. */
|
|
|
|
#define PF_MIPS_LOCAL 0x10000000
|
|
|
|
/* Legal values for d_tag field of Elf32_Dyn. */
|
|
|
|
#define DT_MIPS_RLD_VERSION 0x70000001 /* Runtime linker interface version */
|
|
#define DT_MIPS_TIME_STAMP 0x70000002 /* Timestamp */
|
|
#define DT_MIPS_ICHECKSUM 0x70000003 /* Checksum */
|
|
#define DT_MIPS_IVERSION 0x70000004 /* Version string (string tbl index) */
|
|
#define DT_MIPS_FLAGS 0x70000005 /* Flags */
|
|
#define DT_MIPS_BASE_ADDRESS 0x70000006 /* Base address */
|
|
#define DT_MIPS_MSYM 0x70000007
|
|
#define DT_MIPS_CONFLICT 0x70000008 /* Address of CONFLICT section */
|
|
#define DT_MIPS_LIBLIST 0x70000009 /* Address of LIBLIST section */
|
|
#define DT_MIPS_LOCAL_GOTNO 0x7000000a /* Number of local GOT entries */
|
|
#define DT_MIPS_CONFLICTNO 0x7000000b /* Number of CONFLICT entries */
|
|
#define DT_MIPS_LIBLISTNO 0x70000010 /* Number of LIBLIST entries */
|
|
#define DT_MIPS_SYMTABNO 0x70000011 /* Number of DYNSYM entries */
|
|
#define DT_MIPS_UNREFEXTNO 0x70000012 /* First external DYNSYM */
|
|
#define DT_MIPS_GOTSYM 0x70000013 /* First GOT entry in DYNSYM */
|
|
#define DT_MIPS_HIPAGENO 0x70000014 /* Number of GOT page table entries */
|
|
#define DT_MIPS_RLD_MAP 0x70000016 /* Address of run time loader map. */
|
|
#define DT_MIPS_DELTA_CLASS 0x70000017 /* Delta C++ class definition. */
|
|
#define DT_MIPS_DELTA_CLASS_NO 0x70000018 /* Number of entries in
|
|
DT_MIPS_DELTA_CLASS. */
|
|
#define DT_MIPS_DELTA_INSTANCE 0x70000019 /* Delta C++ class instances. */
|
|
#define DT_MIPS_DELTA_INSTANCE_NO 0x7000001a /* Number of entries in
|
|
DT_MIPS_DELTA_INSTANCE. */
|
|
#define DT_MIPS_DELTA_RELOC 0x7000001b /* Delta relocations. */
|
|
#define DT_MIPS_DELTA_RELOC_NO 0x7000001c /* Number of entries in
|
|
DT_MIPS_DELTA_RELOC. */
|
|
#define DT_MIPS_DELTA_SYM 0x7000001d /* Delta symbols that Delta
|
|
relocations refer to. */
|
|
#define DT_MIPS_DELTA_SYM_NO 0x7000001e /* Number of entries in
|
|
DT_MIPS_DELTA_SYM. */
|
|
#define DT_MIPS_DELTA_CLASSSYM 0x70000020 /* Delta symbols that hold the
|
|
class declaration. */
|
|
#define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021 /* Number of entries in
|
|
DT_MIPS_DELTA_CLASSSYM. */
|
|
#define DT_MIPS_CXX_FLAGS 0x70000022 /* Flags indicating for C++ flavor. */
|
|
#define DT_MIPS_PIXIE_INIT 0x70000023
|
|
#define DT_MIPS_SYMBOL_LIB 0x70000024
|
|
#define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025
|
|
#define DT_MIPS_LOCAL_GOTIDX 0x70000026
|
|
#define DT_MIPS_HIDDEN_GOTIDX 0x70000027
|
|
#define DT_MIPS_PROTECTED_GOTIDX 0x70000028
|
|
#define DT_MIPS_OPTIONS 0x70000029 /* Address of .options. */
|
|
#define DT_MIPS_INTERFACE 0x7000002a /* Address of .interface. */
|
|
#define DT_MIPS_DYNSTR_ALIGN 0x7000002b
|
|
#define DT_MIPS_INTERFACE_SIZE 0x7000002c /* Size of the .interface section. */
|
|
#define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002d /* Address of rld_text_rsolve
|
|
function stored in GOT. */
|
|
#define DT_MIPS_PERF_SUFFIX 0x7000002e /* Default suffix of dso to be added
|
|
by rld on dlopen() calls. */
|
|
#define DT_MIPS_COMPACT_SIZE 0x7000002f /* (O32)Size of compact rel section. */
|
|
#define DT_MIPS_GP_VALUE 0x70000030 /* GP value for aux GOTs. */
|
|
#define DT_MIPS_AUX_DYNAMIC 0x70000031 /* Address of aux .dynamic. */
|
|
#define DT_MIPS_NUM 0x32
|
|
|
|
/* Legal values for DT_MIPS_FLAGS Elf32_Dyn entry. */
|
|
|
|
#define RHF_NONE 0 /* No flags */
|
|
#define RHF_QUICKSTART (1 << 0) /* Use quickstart */
|
|
#define RHF_NOTPOT (1 << 1) /* Hash size not power of 2 */
|
|
#define RHF_NO_LIBRARY_REPLACEMENT (1 << 2) /* Ignore LD_LIBRARY_PATH */
|
|
#define RHF_NO_MOVE (1 << 3)
|
|
#define RHF_SGI_ONLY (1 << 4)
|
|
#define RHF_GUARANTEE_INIT (1 << 5)
|
|
#define RHF_DELTA_C_PLUS_PLUS (1 << 6)
|
|
#define RHF_GUARANTEE_START_INIT (1 << 7)
|
|
#define RHF_PIXIE (1 << 8)
|
|
#define RHF_DEFAULT_DELAY_LOAD (1 << 9)
|
|
#define RHF_REQUICKSTART (1 << 10)
|
|
#define RHF_REQUICKSTARTED (1 << 11)
|
|
#define RHF_CORD (1 << 12)
|
|
#define RHF_NO_UNRES_UNDEF (1 << 13)
|
|
#define RHF_RLD_ORDER_SAFE (1 << 14)
|
|
|
|
/* Entries found in sections of type SHT_MIPS_LIBLIST. */
|
|
|
|
typedef struct
|
|
{
|
|
Elf32_Word l_name; /* Name (string table index) */
|
|
Elf32_Word l_time_stamp; /* Timestamp */
|
|
Elf32_Word l_checksum; /* Checksum */
|
|
Elf32_Word l_version; /* Interface version */
|
|
Elf32_Word l_flags; /* Flags */
|
|
} Elf32_Lib;
|
|
|
|
typedef struct
|
|
{
|
|
Elf64_Word l_name; /* Name (string table index) */
|
|
Elf64_Word l_time_stamp; /* Timestamp */
|
|
Elf64_Word l_checksum; /* Checksum */
|
|
Elf64_Word l_version; /* Interface version */
|
|
Elf64_Word l_flags; /* Flags */
|
|
} Elf64_Lib;
|
|
|
|
|
|
/* Legal values for l_flags. */
|
|
|
|
#define LL_NONE 0
|
|
#define LL_EXACT_MATCH (1 << 0) /* Require exact match */
|
|
#define LL_IGNORE_INT_VER (1 << 1) /* Ignore interface version */
|
|
#define LL_REQUIRE_MINOR (1 << 2)
|
|
#define LL_EXPORTS (1 << 3)
|
|
#define LL_DELAY_LOAD (1 << 4)
|
|
#define LL_DELTA (1 << 5)
|
|
|
|
/* Entries found in sections of type SHT_MIPS_CONFLICT. */
|
|
|
|
typedef Elf32_Addr Elf32_Conflict;
|
|
|
|
|
|
/* HPPA specific definitions. */
|
|
|
|
/* Legal values for e_flags field of Elf32_Ehdr. */
|
|
|
|
#define EF_PARISC_TRAPNL 1 /* Trap nil pointer dereference. */
|
|
#define EF_PARISC_EXT 2 /* Program uses arch. extensions. */
|
|
#define EF_PARISC_ARCH 0xffff0000 /* Architecture version. */
|
|
/* Defined values are:
|
|
0x020b PA-RISC 1.0 big-endian
|
|
0x0210 PA-RISC 1.1 big-endian
|
|
0x028b PA-RISC 1.0 little-endian
|
|
0x0290 PA-RISC 1.1 little-endian
|
|
*/
|
|
|
|
/* Legal values for sh_type field of Elf32_Shdr. */
|
|
|
|
#define SHT_PARISC_GOT 0x70000000 /* GOT for external data. */
|
|
#define SHT_PARISC_ARCH 0x70000001 /* Architecture extensions. */
|
|
#define SHT_PARISC_GLOBAL 0x70000002 /* Definition of $global$. */
|
|
#define SHT_PARISC_MILLI 0x70000003 /* Millicode routines. */
|
|
#define SHT_PARISC_UNWIND 0x70000004 /* Unwind information. */
|
|
#define SHT_PARISC_PLT 0x70000005 /* Procedure linkage table. */
|
|
#define SHT_PARISC_SDATA 0x70000006 /* Short initialized data. */
|
|
#define SHT_PARISC_SBSS 0x70000007 /* Short uninitialized data. */
|
|
#define SHT_PARISC_SYMEXTN 0x70000008 /* Argument/relocation info. */
|
|
#define SHT_PARISC_STUBS 0x70000009 /* Linker stubs. */
|
|
|
|
/* Legal values for sh_flags field of Elf32_Shdr. */
|
|
|
|
#define SHF_PARISC_GLOBAL 0x10000000 /* Section defines dp. */
|
|
#define SHF_PARISC_SHORT 0x20000000 /* Section with short addressing. */
|
|
|
|
/* Legal values for ST_TYPE subfield of st_info (symbol type). */
|
|
|
|
#define STT_PARISC_MILLICODE 13 /* Millicode function entry point. */
|
|
|
|
/* 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_DIR14R 4 /* Right 14 bits of eff. address. */
|
|
#define R_PARISC_PCREL21L 5 /* PC-relative, left 21 bits. */
|
|
#define R_PARISC_PCREL14R 6 /* PC-relative, right 14 bits. */
|
|
#define R_PARISC_PCREL17C 7 /* Conditional PC-relative, ignore
|
|
if displacement > 17bits. */
|
|
#define R_PARISC_PCREL17F 8 /* Conditional PC-relative, must
|
|
fit in 17bits. */
|
|
#define R_PARISC_DPREL21L 9 /* DP-relative, left 21 bits. */
|
|
#define R_PARISC_DPREL14R 10 /* DP-relative, right 14 bits. */
|
|
#define R_PARISC_DPREL14F 11 /* DP-relative, must bit in 14 bits. */
|
|
#define R_PARISC_DLTREL21L 12 /* DLT-relative, left 21 bits. */
|
|
#define R_PARISC_DLTREL14R 13 /* DLT-relative, right 14 bits. */
|
|
#define R_PARISC_DLTREL14F 14 /* DLT-relative, must fit in 14 bits.*/
|
|
#define R_PARISC_DLTIND21L 15 /* DLT-relative indirect, left
|
|
21 bits. */
|
|
#define R_PARISC_DLTIND14R 16 /* DLT-relative indirect, right
|
|
14 bits. */
|
|
#define R_PARISC_DLTIND14F 17 /* DLT-relative indirect, must fit
|
|
int 14 bits. */
|
|
#define R_PARISC_PLABEL32 18 /* Direct 32-bit reference to proc. */
|
|
|
|
/* Alpha specific definitions. */
|
|
|
|
/* Legal values for e_flags field of Elf64_Ehdr. */
|
|
|
|
#define EF_ALPHA_32BIT 1 /* All addresses must be < 2GB. */
|
|
#define EF_ALPHA_CANRELAX 2 /* Relocations for relaxing exist. */
|
|
|
|
/* Legal values for sh_type field of Elf64_Shdr. */
|
|
|
|
/* These two are primerily concerned with ECOFF debugging info. */
|
|
#define SHT_ALPHA_DEBUG 0x70000001
|
|
#define SHT_ALPHA_REGINFO 0x70000002
|
|
|
|
/* Legal values for sh_flags field of Elf64_Shdr. */
|
|
|
|
#define SHF_ALPHA_GPREL 0x10000000
|
|
|
|
/* Legal values for st_other field of Elf64_Sym. */
|
|
#define STO_ALPHA_NOPV 0x80 /* No PV required. */
|
|
#define STO_ALPHA_STD_GPLOAD 0x88 /* PV only used for initial ldgp. */
|
|
|
|
/* Alpha relocs. */
|
|
|
|
#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_OP_PUSH 12 /* OP stack push */
|
|
#define R_ALPHA_OP_STORE 13 /* OP stack pop and store */
|
|
#define R_ALPHA_OP_PSUB 14 /* OP stack subtract */
|
|
#define R_ALPHA_OP_PRSHIFT 15 /* OP stack right shift */
|
|
#define R_ALPHA_GPVALUE 16
|
|
#define R_ALPHA_GPRELHIGH 17
|
|
#define R_ALPHA_GPRELLOW 18
|
|
#define R_ALPHA_IMMED_GP_16 19
|
|
#define R_ALPHA_IMMED_GP_HI32 20
|
|
#define R_ALPHA_IMMED_SCN_HI32 21
|
|
#define R_ALPHA_IMMED_BR_HI32 22
|
|
#define R_ALPHA_IMMED_LO32 23
|
|
#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 */
|
|
/* Keep this the last entry. */
|
|
#define R_ALPHA_NUM 28
|
|
|
|
|
|
/* PowerPC specific declarations */
|
|
|
|
/* 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
|
|
|
|
/* The remaining relocs are from the Embedded ELF ABI, and are not
|
|
in the SVR4 ELF ABI. */
|
|
#define R_PPC_EMB_NADDR32 101
|
|
#define R_PPC_EMB_NADDR16 102
|
|
#define R_PPC_EMB_NADDR16_LO 103
|
|
#define R_PPC_EMB_NADDR16_HI 104
|
|
#define R_PPC_EMB_NADDR16_HA 105
|
|
#define R_PPC_EMB_SDAI16 106
|
|
#define R_PPC_EMB_SDA2I16 107
|
|
#define R_PPC_EMB_SDA2REL 108
|
|
#define R_PPC_EMB_SDA21 109 /* 16 bit offset in SDA */
|
|
#define R_PPC_EMB_MRKREF 110
|
|
#define R_PPC_EMB_RELSEC16 111
|
|
#define R_PPC_EMB_RELST_LO 112
|
|
#define R_PPC_EMB_RELST_HI 113
|
|
#define R_PPC_EMB_RELST_HA 114
|
|
#define R_PPC_EMB_BIT_FLD 115
|
|
#define R_PPC_EMB_RELSDA 116 /* 16 bit relative offset in SDA */
|
|
|
|
/* Diab tool relocations. */
|
|
#define R_PPC_DIAB_SDA21_LO 180 /* like EMB_SDA21, but lower 16 bit */
|
|
#define R_PPC_DIAB_SDA21_HI 181 /* like EMB_SDA21, but high 16 bit */
|
|
#define R_PPC_DIAB_SDA21_HA 182 /* like EMB_SDA21, adjusted high 16 */
|
|
#define R_PPC_DIAB_RELSDA_LO 183 /* like EMB_RELSDA, but lower 16 bit */
|
|
#define R_PPC_DIAB_RELSDA_HI 184 /* like EMB_RELSDA, but high 16 bit */
|
|
#define R_PPC_DIAB_RELSDA_HA 185 /* like EMB_RELSDA, adjusted high 16 */
|
|
|
|
/* This is a phony reloc to handle any old fashioned TOC16 references
|
|
that may still be in object files. */
|
|
#define R_PPC_TOC16 255
|
|
|
|
|
|
/* 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
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#define R_ARM_THM_SWI8 14
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#define R_ARM_XPC25 15
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#define R_ARM_THM_XPC22 16
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#define R_ARM_COPY 20 /* Copy symbol at runtime */
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#define R_ARM_GLOB_DAT 21 /* Create GOT entry */
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#define R_ARM_JUMP_SLOT 22 /* Create PLT entry */
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#define R_ARM_RELATIVE 23 /* Adjust by program base */
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#define R_ARM_GOTOFF32 24 /* 32 bit offset to GOT */
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#define R_ARM_BASE_PREL 25 /* 32 bit PC relative offset to GOT */
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#define R_ARM_GOT_BREL 26 /* 32 bit GOT entry */
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#define R_ARM_PLT32 27 /* 32 bit PLT address */
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#define R_ARM_CALL 28
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#define R_ARM_JUMP24 29
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#define R_ARM_PREL31 42
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#define R_ARM_GNU_VTENTRY 100
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#define R_ARM_GNU_VTINHERIT 101
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#define R_ARM_THM_PC11 102 /* thumb unconditional branch */
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#define R_ARM_THM_PC9 103 /* thumb conditional branch */
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#define R_ARM_RXPC25 249
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#define R_ARM_RSBREL32 250
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#define R_ARM_THM_RPC22 251
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#define R_ARM_RREL32 252
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#define R_ARM_RABS22 253
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#define R_ARM_RPC24 254
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#define R_ARM_RBASE 255
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/* Keep this the last entry. */
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#define R_ARM_NUM 256
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/* TMS320C67xx specific declarations */
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/* XXX: no ELF standard yet */
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/* TMS320C67xx relocs. */
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#define R_C60_32 1
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#define R_C60_GOT32 3 /* 32 bit GOT entry */
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#define R_C60_PLT32 4 /* 32 bit PLT address */
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#define R_C60_COPY 5 /* Copy symbol at runtime */
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#define R_C60_GLOB_DAT 6 /* Create GOT entry */
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#define R_C60_JMP_SLOT 7 /* Create PLT entry */
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#define R_C60_RELATIVE 8 /* Adjust by program base */
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#define R_C60_GOTOFF 9 /* 32 bit offset to GOT */
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#define R_C60_GOTPC 10 /* 32 bit PC relative offset to GOT */
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#define R_C60HI16 0x55 // high 16 bit MVKH embedded
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#define R_C60LO16 0x54 // low 16 bit MVKL embedded
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#ifdef TCC_TARGET_X86_64
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#define TCC_ELFCLASS ELFCLASS64
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#define ElfW(type) Elf##64##_##type
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#define ELFW(type) ELF##64##_##type
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#else
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#define TCC_ELFCLASS ELFCLASS32
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#define ElfW(type) Elf##32##_##type
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#define ELFW(type) ELF##32##_##type
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#endif
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#endif /* elf.h */
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