| 0,0 → 1,460 |
|---|
| /* |
| elf_repl.h - public header file for systems that lack it. |
| Copyright (C) 1995 - 1998 Michael Riepe <michael@stud.uni-hannover.de> |
| |
| This library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Library General Public |
| License as published by the Free Software Foundation; either |
| version 2 of the License, or (at your option) any later version. |
| |
| This library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Library General Public License for more details. |
| |
| You should have received a copy of the GNU Library General Public |
| License along with this library; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| */ |
| |
| /* @(#) $Id: elf_repl.h,v 1.4 1998/06/04 17:14:01 michael Exp $ */ |
| |
| /* |
| * NEVER INCLUDE THIS FILE DIRECTLY - USE <libelf.h> INSTEAD! |
| */ |
| |
| #ifndef _ELF_REPL_H |
| #define _ELF_REPL_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif /* __cplusplus */ |
| |
| /* |
| * Scalar data types |
| */ |
| typedef __libelf_u32_t Elf32_Addr; |
| typedef __libelf_u16_t Elf32_Half; |
| typedef __libelf_u32_t Elf32_Off; |
| typedef __libelf_i32_t Elf32_Sword; |
| typedef __libelf_u32_t Elf32_Word; |
| |
| #define ELF32_FSZ_ADDR 4 |
| #define ELF32_FSZ_HALF 2 |
| #define ELF32_FSZ_OFF 4 |
| #define ELF32_FSZ_SWORD 4 |
| #define ELF32_FSZ_WORD 4 |
| |
| #if __LIBELF64 |
| typedef __libelf_u64_t Elf64_Addr; |
| typedef __libelf_u16_t Elf64_Half; |
| typedef __libelf_u64_t Elf64_Off; |
| typedef __libelf_i32_t Elf64_Sword; |
| typedef __libelf_i64_t Elf64_Sxword; |
| typedef __libelf_u32_t Elf64_Word; |
| typedef __libelf_u64_t Elf64_Xword; |
| |
| #define ELF64_FSZ_ADDR 8 |
| #define ELF64_FSZ_HALF 2 |
| #define ELF64_FSZ_OFF 8 |
| #define ELF64_FSZ_SWORD 4 |
| #define ELF64_FSZ_SXWORD 8 |
| #define ELF64_FSZ_WORD 4 |
| #define ELF64_FSZ_XWORD 8 |
| #endif /* __LIBELF64 */ |
| |
| /* |
| * ELF header |
| */ |
| #define EI_NIDENT 16 |
| |
| typedef struct { |
| unsigned char e_ident[EI_NIDENT]; |
| Elf32_Half e_type; |
| Elf32_Half e_machine; |
| Elf32_Word e_version; |
| Elf32_Addr e_entry; |
| Elf32_Off e_phoff; |
| Elf32_Off e_shoff; |
| Elf32_Word e_flags; |
| Elf32_Half e_ehsize; |
| Elf32_Half e_phentsize; |
| Elf32_Half e_phnum; |
| Elf32_Half e_shentsize; |
| Elf32_Half e_shnum; |
| Elf32_Half e_shstrndx; |
| } Elf32_Ehdr; |
| |
| #if __LIBELF64 |
| typedef struct { |
| unsigned char e_ident[EI_NIDENT]; |
| Elf64_Half e_type; |
| Elf64_Half e_machine; |
| Elf64_Word e_version; |
| Elf64_Addr e_entry; |
| Elf64_Off e_phoff; |
| Elf64_Off e_shoff; |
| Elf64_Word e_flags; |
| Elf64_Half e_ehsize; |
| Elf64_Half e_phentsize; |
| Elf64_Half e_phnum; |
| Elf64_Half e_shentsize; |
| Elf64_Half e_shnum; |
| Elf64_Half e_shstrndx; |
| } Elf64_Ehdr; |
| #endif /* __LIBELF64 */ |
| |
| /* |
| * e-ident |
| */ |
| #define EI_MAG0 0 |
| #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 |
| #define ELFMAG1 'E' |
| #define ELFMAG2 'L' |
| #define ELFMAG3 'F' |
| #define ELFMAG "\177ELF" |
| #define SELFMAG 4 |
| |
| #define ELFCLASSNONE 0 |
| #define ELFCLASS32 1 |
| #define ELFCLASS64 2 |
| #define ELFCLASSNUM 3 |
| |
| #define ELFDATANONE 0 |
| #define ELFDATA2LSB 1 |
| #define ELFDATA2MSB 2 |
| #define ELFDATANUM 3 |
| |
| /* |
| * e_type |
| */ |
| #define ET_NONE 0 |
| #define ET_REL 1 |
| #define ET_EXEC 2 |
| #define ET_DYN 3 |
| #define ET_CORE 4 |
| #define ET_NUM 5 |
| #define ET_LOPROC 0xff00 |
| #define ET_HIPROC 0xffff |
| |
| /* |
| * e_machine |
| */ |
| #define EM_NONE 0 |
| #define EM_M32 1 /* AT&T WE 32100 */ |
| #define EM_SPARC 2 /* SPARC */ |
| #define EM_386 3 /* Intel i386 */ |
| #define EM_68K 4 /* Motorola 68000 */ |
| #define EM_88K 5 /* Motorola 88000 */ |
| #define EM_486 6 /* Intel i486 (do not use this one) */ |
| #define EM_860 7 /* Intel i860 */ |
| #define EM_MIPS 8 /* MIPS R3000 */ |
| #define EM_NUM 9 |
| |
| /* |
| * e_ident[EI_VERSION], e_version |
| */ |
| #define EV_NONE 0 |
| #define EV_CURRENT 1 |
| #define EV_NUM 2 |
| |
| /* |
| * Section header |
| */ |
| typedef struct { |
| Elf32_Word sh_name; |
| Elf32_Word sh_type; |
| Elf32_Word sh_flags; |
| Elf32_Addr sh_addr; |
| Elf32_Off sh_offset; |
| Elf32_Word sh_size; |
| Elf32_Word sh_link; |
| Elf32_Word sh_info; |
| Elf32_Word sh_addralign; |
| Elf32_Word sh_entsize; |
| } Elf32_Shdr; |
| |
| #if __LIBELF64 |
| typedef struct { |
| Elf64_Word sh_name; |
| Elf64_Word sh_type; |
| Elf64_Xword sh_flags; |
| Elf64_Addr sh_addr; |
| Elf64_Off sh_offset; |
| Elf64_Xword sh_size; |
| Elf64_Word sh_link; |
| Elf64_Word sh_info; |
| Elf64_Xword sh_addralign; |
| Elf64_Xword sh_entsize; |
| } Elf64_Shdr; |
| #endif /* __LIBELF64 */ |
| |
| /* |
| * Special section indices |
| */ |
| #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 |
| |
| /* |
| * 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 |
| |
| /* |
| * sh_flags |
| */ |
| #define SHF_WRITE 0x1 |
| #define SHF_ALLOC 0x2 |
| #define SHF_EXECINSTR 0x4 |
| #define SHF_MASKPROC 0xf0000000 |
| |
| /* |
| * Symbol table |
| */ |
| typedef struct { |
| 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; |
| |
| #if __LIBELF64 |
| typedef struct { |
| Elf64_Word st_name; |
| unsigned char st_info; |
| unsigned char st_other; |
| Elf64_Half st_shndx; |
| Elf64_Addr st_value; |
| Elf64_Xword st_size; |
| } Elf64_Sym; |
| #endif /* __LIBELF64 */ |
| |
| /* |
| * Special symbol indices |
| */ |
| #define STN_UNDEF 0 |
| |
| /* |
| * Macros for manipulating st_info |
| */ |
| #define ELF32_ST_BIND(i) ((i)>>4) |
| #define ELF32_ST_TYPE(i) ((i)&0xf) |
| #define ELF32_ST_INFO(b,t) (((b)<<4)+((t)&0xf)) |
| |
| /* |
| * Symbol binding |
| */ |
| #define STB_LOCAL 0 |
| #define STB_GLOBAL 1 |
| #define STB_WEAK 2 |
| #define STB_NUM 3 |
| #define STB_LOPROC 13 |
| #define STB_HIPROC 15 |
| |
| /* |
| * Symbol types |
| */ |
| #define STT_NOTYPE 0 |
| #define STT_OBJECT 1 |
| #define STT_FUNC 2 |
| #define STT_SECTION 3 |
| #define STT_FILE 4 |
| #define STT_NUM 5 |
| #define STT_LOPROC 13 |
| #define STT_HIPROC 15 |
| |
| /* |
| * Relocation |
| */ |
| typedef struct { |
| Elf32_Addr r_offset; |
| Elf32_Word r_info; |
| } Elf32_Rel; |
| |
| typedef struct { |
| Elf32_Addr r_offset; |
| Elf32_Word r_info; |
| Elf32_Sword r_addend; |
| } Elf32_Rela; |
| |
| #if __LIBELF64 |
| typedef struct { |
| Elf64_Addr r_offset; |
| Elf64_Xword r_info; |
| } Elf64_Rel; |
| |
| typedef struct { |
| Elf64_Addr r_offset; |
| Elf64_Xword r_info; |
| Elf64_Sxword r_addend; |
| } Elf64_Rela; |
| #endif /* __LIBELF64 */ |
| |
| /* |
| * Macros for manipulating r_info |
| */ |
| #define ELF32_R_SYM(i) ((i)>>8) |
| #define ELF32_R_TYPE(i) ((unsigned char)(i)) |
| #define ELF32_R_INFO(s,t) (((s)<<8)+(unsigned char)(t)) |
| |
| /* |
| * Note entry header |
| */ |
| typedef struct { |
| Elf32_Word n_namesz; /* name size */ |
| Elf32_Word n_descsz; /* descriptor size */ |
| Elf32_Word n_type; /* descriptor type */ |
| } Elf32_Nhdr; |
| |
| #if __LIBELF64 && 0 /* I don't know if this is correct */ |
| typedef struct { |
| Elf64_Word n_namesz; /* name size */ |
| Elf64_Word n_descsz; /* descriptor size */ |
| Elf64_Word n_type; /* descriptor type */ |
| } Elf64_Nhdr; |
| #endif /* __LIBELF64 */ |
| |
| /* |
| * Well-known descriptor types for ET_CORE files |
| */ |
| #define NT_PRSTATUS 1 |
| #define NT_PRFPREG 2 |
| #define NT_PRPSINFO 3 |
| |
| /* |
| * Program header |
| */ |
| typedef struct { |
| Elf32_Word p_type; |
| Elf32_Off p_offset; |
| Elf32_Addr p_vaddr; |
| Elf32_Addr p_paddr; |
| Elf32_Word p_filesz; |
| Elf32_Word p_memsz; |
| Elf32_Word p_flags; |
| Elf32_Word p_align; |
| } Elf32_Phdr; |
| |
| #if __LIBELF64 |
| typedef struct { |
| Elf64_Word p_type; |
| Elf64_Word p_flags; |
| Elf64_Off p_offset; |
| Elf64_Addr p_vaddr; |
| Elf64_Addr p_paddr; |
| Elf64_Xword p_filesz; |
| Elf64_Xword p_memsz; |
| Elf64_Xword p_align; |
| } Elf64_Phdr; |
| #endif /* __LIBELF64 */ |
| |
| /* |
| * p_type |
| */ |
| #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_NUM 7 |
| #define PT_LOPROC 0x70000000 |
| #define PT_HIPROC 0x7fffffff |
| |
| /* |
| * p_flags |
| */ |
| #define PF_R 0x4 |
| #define PF_W 0x2 |
| #define PF_X 0x1 |
| #define PF_MASKPROC 0xf0000000 |
| |
| /* |
| * Dynamic structure |
| */ |
| typedef struct { |
| Elf32_Sword d_tag; |
| union { |
| Elf32_Word d_val; |
| Elf32_Addr d_ptr; |
| } d_un; |
| } Elf32_Dyn; |
| |
| #if __LIBELF64 |
| typedef struct { |
| Elf64_Sxword d_tag; |
| union { |
| Elf64_Xword d_val; |
| Elf64_Addr d_ptr; |
| } d_un; |
| } Elf64_Dyn; |
| #endif /* __LIBELF64 */ |
| |
| /* |
| * Dynamic array tags |
| */ |
| #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_NUM 24 |
| #define DT_LOPROC 0x70000000 |
| #define DT_HIPROC 0x7fffffff |
| |
| #ifdef __cplusplus |
| } |
| #endif /* __cplusplus */ |
| |
| #endif /* _ELF_REPL_H */ |