diff options
Diffstat (limited to 'include/elf/common.h')
| -rwxr-xr-x | include/elf/common.h | 422 |
1 files changed, 0 insertions, 422 deletions
diff --git a/include/elf/common.h b/include/elf/common.h deleted file mode 100755 index 558e09b..0000000 --- a/include/elf/common.h +++ /dev/null @@ -1,422 +0,0 @@ -/* ELF support for BFD. - Copyright (C) 1991,92,93,94,95,96,97,98,99 Free Software Foundation, Inc. - - Written by Fred Fish @ Cygnus Support, from information published - in "UNIX System V Release 4, Programmers Guide: ANSI C and - Programming Support Tools". - -This file is part of BFD, the Binary File Descriptor library. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program 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 General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - - -/* This file is part of ELF support for BFD, and contains the portions - that are common to both the internal and external representations. - For example, ELFMAG0 is the byte 0x7F in both the internal (in-memory) - and external (in-file) representations. */ - -#ifndef _ELF_COMMON_H -#define _ELF_COMMON_H - -/* Fields in e_ident[] */ - -#define EI_MAG0 0 /* File identification byte 0 index */ -#define ELFMAG0 0x7F /* Magic number byte 0 */ - -#define EI_MAG1 1 /* File identification byte 1 index */ -#define ELFMAG1 'E' /* Magic number byte 1 */ - -#define EI_MAG2 2 /* File identification byte 2 index */ -#define ELFMAG2 'L' /* Magic number byte 2 */ - -#define EI_MAG3 3 /* File identification byte 3 index */ -#define ELFMAG3 'F' /* Magic number byte 3 */ - -#define EI_CLASS 4 /* File class */ -#define ELFCLASSNONE 0 /* Invalid class */ -#define ELFCLASS32 1 /* 32-bit objects */ -#define ELFCLASS64 2 /* 64-bit objects */ - -#define EI_DATA 5 /* Data encoding */ -#define ELFDATANONE 0 /* Invalid data encoding */ -#define ELFDATA2LSB 1 /* 2's complement, little endian */ -#define ELFDATA2MSB 2 /* 2's complement, big endian */ - -#define EI_VERSION 6 /* File version */ - -#define EI_OSABI 7 /* Operating System/ABI indication */ -#define ELFOSABI_SYSV 0 /* UNIX System V ABI */ -#define ELFOSABI_HPUX 1 /* HP-UX operating system */ -#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */ -#define ELFOSABI_ARM 97 /* ARM */ - -#define EI_ABIVERSION 8 /* ABI version */ - -#define EI_PAD 9 /* Start of padding bytes */ - - -/* Values for e_type, which identifies the object file type */ - -#define ET_NONE 0 /* No file type */ -#define ET_REL 1 /* Relocatable file */ -#define ET_EXEC 2 /* Executable file */ -#define ET_DYN 3 /* Shared object file */ -#define ET_CORE 4 /* Core file */ -#define ET_LOPROC 0xFF00 /* Processor-specific */ -#define ET_HIPROC 0xFFFF /* Processor-specific */ - -/* Values for e_machine, which identifies the architecture */ - -#define EM_NONE 0 /* No machine */ -#define EM_M32 1 /* AT&T WE 32100 */ -#define EM_SPARC 2 /* SUN SPARC */ -#define EM_386 3 /* Intel 80386 */ -#define EM_68K 4 /* Motorola m68k family */ -#define EM_88K 5 /* Motorola m88k family */ -#define EM_486 6 /* Intel 80486 */ -#define EM_860 7 /* Intel 80860 */ -#define EM_MIPS 8 /* MIPS R3000 (officially, big-endian only) */ -#define EM_S370 9 /* Amdahl */ -#define EM_MIPS_RS4_BE 10 /* MIPS R4000 big-endian */ - -#define EM_PARISC 15 /* HPPA */ - -#define EM_SPARC32PLUS 18 /* Sun's "v8plus" */ -#define EM_960 19 /* Intel 80960 */ -#define EM_PPC 20 /* PowerPC */ - -#define EM_V800 36 /* NEC V800 series */ -#define EM_FR20 37 /* Fujitsu FR20 */ -#define EM_RH32 38 /* TRW RH32 */ -#define EM_MMA 39 /* Fujitsu MMA */ -#define EM_ARM 40 /* ARM */ -#define EM_OLD_ALPHA 41 /* Digital Alpha */ -#define EM_SH 42 /* Hitachi SH */ -#define EM_SPARCV9 43 /* SPARC v9 64-bit */ - -/* If it is necessary to assign new unofficial EM_* values, please pick large - random numbers (0x8523, 0xa7f2, etc.) to minimize the chances of collision - with official or non-GNU unofficial values. - - NOTE: Do not just increment the most recent number by one. - Somebody else somewhere will do exactly the same thing, and you - will have a collision. Instead, pick a random number. */ - -/* Cygnus PowerPC ELF backend. Written in the absence of an ABI. */ -#define EM_CYGNUS_POWERPC 0x9025 - -/* Old version of Sparc v9, from before the ABI; this should be - removed shortly. */ -#define EM_OLD_SPARCV9 11 - -/* Old version of PowerPC, this should be removed shortly. */ -#define EM_PPC_OLD 17 - -/* Cygnus ARC ELF backend. Written in the absence of an ABI. */ -#define EM_CYGNUS_ARC 0x9040 - -/* Cygnus M32R ELF backend. Written in the absence of an ABI. */ -#define EM_CYGNUS_M32R 0x9041 - -/* Alpha backend magic number. Written in the absence of an ABI. */ -#define EM_ALPHA 0x9026 - -/* D10V backend magic number. Written in the absence of an ABI. */ -#define EM_CYGNUS_D10V 0x7650 - -/* D30V backend magic number. Written in the absence of an ABI. */ -#define EM_CYGNUS_D30V 0x7676 - -/* V850 backend magic number. Written in the absense of an ABI. */ -#define EM_CYGNUS_V850 0x9080 - -/* mn10200 and mn10300 backend magic numbers. - Written in the absense of an ABI. */ -#define EM_CYGNUS_MN10200 0xdead -#define EM_CYGNUS_MN10300 0xbeef - -/* FR30 magic number - no EABI available. */ -#define EM_CYGNUS_FR30 0x3330 - -/* See the above comment before you add a new EM_* value here. */ - -/* Values for e_version */ - -#define EV_NONE 0 /* Invalid ELF version */ -#define EV_CURRENT 1 /* Current version */ - -/* Values for program header, p_type field */ - -#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, unspecified semantics */ -#define PT_PHDR 6 /* Entry for header table itself */ -#define PT_LOPROC 0x70000000 /* Processor-specific */ -#define PT_HIPROC 0x7FFFFFFF /* Processor-specific */ - -/* Program segment permissions, in program header p_flags field */ - -#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 reserved bits */ - -/* Values for section header, sh_type field */ - -#define SHT_NULL 0 /* Section header table entry unused */ -#define SHT_PROGBITS 1 /* Program specific (private) data */ -#define SHT_SYMTAB 2 /* Link editing symbol table */ -#define SHT_STRTAB 3 /* A string table */ -#define SHT_RELA 4 /* Relocation entries with addends */ -#define SHT_HASH 5 /* A symbol hash table */ -#define SHT_DYNAMIC 6 /* Information for dynamic linking */ -#define SHT_NOTE 7 /* Information that marks file */ -#define SHT_NOBITS 8 /* Section occupies no space in file */ -#define SHT_REL 9 /* Relocation entries, no addends */ -#define SHT_SHLIB 10 /* Reserved, unspecified semantics */ -#define SHT_DYNSYM 11 /* Dynamic linking symbol table */ - -/* The next three section types are defined by Solaris, and are named - SHT_SUNW*. We use them in GNU code, so we also define SHT_GNU* - versions. */ -#define SHT_SUNW_verdef 0x6ffffffd /* Versions defined by file */ -#define SHT_SUNW_verneed 0x6ffffffe /* Versions needed by file */ -#define SHT_SUNW_versym 0x6fffffff /* Symbol versions */ - -#define SHT_GNU_verdef SHT_SUNW_verdef -#define SHT_GNU_verneed SHT_SUNW_verneed -#define SHT_GNU_versym SHT_SUNW_versym - -#define SHT_LOPROC 0x70000000 /* Processor-specific semantics, lo */ -#define SHT_HIPROC 0x7FFFFFFF /* Processor-specific semantics, hi */ -#define SHT_LOUSER 0x80000000 /* Application-specific semantics */ -#define SHT_HIUSER 0x8FFFFFFF /* Application-specific semantics */ - -/* Values for section header, sh_flags field */ - -#define SHF_WRITE (1 << 0) /* Writable data during execution */ -#define SHF_ALLOC (1 << 1) /* Occupies memory during execution */ -#define SHF_EXECINSTR (1 << 2) /* Executable machine instructions */ -#define SHF_MASKPROC 0xF0000000 /* Processor-specific semantics */ - -/* Values of 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 */ - -/* Note segments for core files on dir-style procfs systems. */ - -#define NT_PSTATUS 10 /* Has a struct pstatus */ -#define NT_FPREGS 12 /* Has a struct fpregset */ -#define NT_PSINFO 13 /* Has a struct psinfo */ -#define NT_LWPSTATUS 16 /* Has a struct lwpstatus_t */ -#define NT_LWPSINFO 17 /* Has a struct lwpsinfo_t */ - -/* Values of note segment descriptor types for object files. */ -/* (Only for hppa right now. Should this be moved elsewhere?) */ - -#define NT_VERSION 1 /* Contains a version string. */ - -/* These three macros disassemble and assemble a symbol table st_info field, - which contains the symbol binding and symbol type. The STB_ and STT_ - defines identify the binding and type. */ - -#define ELF_ST_BIND(val) (((unsigned int)(val)) >> 4) -#define ELF_ST_TYPE(val) ((val) & 0xF) -#define ELF_ST_INFO(bind,type) (((bind) << 4) + ((type) & 0xF)) - -#define STN_UNDEF 0 /* undefined symbol index */ - -#define STB_LOCAL 0 /* Symbol not visible outside obj */ -#define STB_GLOBAL 1 /* Symbol visible outside obj */ -#define STB_WEAK 2 /* Like globals, lower precedence */ -#define STB_LOPROC 13 /* Application-specific semantics */ -#define STB_HIPROC 15 /* Application-specific semantics */ - -#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 gives a file name */ -#define STT_LOPROC 13 /* Application-specific semantics */ -#define STT_HIPROC 15 /* Application-specific semantics */ - -/* Special section indices, which may show up in st_shndx fields, among - other places. */ - -#define SHN_UNDEF 0 /* Undefined section reference */ -#define SHN_LORESERVE 0xFF00 /* Begin range of reserved indices */ -#define SHN_LOPROC 0xFF00 /* Begin range of appl-specific */ -#define SHN_HIPROC 0xFF1F /* End range of appl-specific */ -#define SHN_ABS 0xFFF1 /* Associated symbol is absolute */ -#define SHN_COMMON 0xFFF2 /* Associated symbol is in common */ -#define SHN_HIRESERVE 0xFFFF /* End range of reserved indices */ - -/* relocation info handling macros */ - -#define ELF32_R_SYM(i) ((i) >> 8) -#define ELF32_R_TYPE(i) ((i) & 0xff) -#define ELF32_R_INFO(s,t) (((s) << 8) + ((t) & 0xff)) - -#define ELF64_R_SYM(i) ((i) >> 32) -#define ELF64_R_TYPE(i) ((i) & 0xffffffff) -#define ELF64_R_INFO(s,t) (((bfd_vma) (s) << 32) + (bfd_vma) (t)) - -/* Dynamic section 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 - -/* The next four dynamic tags are used on Solaris. We support them - everywhere. */ -#define DT_VALRNGLO 0x6ffffd00 -#define DT_PLTPADSZ 0x6ffffdf9 -#define DT_MOVEENT 0x6ffffdfa -#define DT_MOVESZ 0x6ffffdfb -#define DT_FEATURE_1 0x6ffffdfc -#define DT_POSFLAG_1 0x6ffffdfd -#define DT_SYMINSZ 0x6ffffdfe -#define DT_SYMINENT 0x6ffffdff -#define DT_VALRNGHI 0x6ffffdff - -#define DT_ADDRRNGLO 0x6ffffe00 -#define DT_SYMINFO 0x6ffffeff -#define DT_ADDRRNGHI 0x6ffffeff - -#define DT_RELACOUNT 0x6ffffff9 -#define DT_RELCOUNT 0x6ffffffa -#define DT_FLAGS_1 0x6ffffffb -#define DT_VERDEF 0x6ffffffc -#define DT_VERDEFNUM 0x6ffffffd -#define DT_VERNEED 0x6ffffffe -#define DT_VERNEEDNUM 0x6fffffff - -/* This tag is a GNU extension to the Solaris version scheme. */ -#define DT_VERSYM 0x6ffffff0 - -#define DT_LOPROC 0x70000000 -#define DT_HIPROC 0x7fffffff - -/* These section tags are used on Solaris. We support them - everywhere, and hope they do not conflict. */ - -#define DT_AUXILIARY 0x7ffffffd -#define DT_USED 0x7ffffffe -#define DT_FILTER 0x7fffffff - -/* Values used in DT_FEATURE_1 .dynamic entry. */ -#define DTF_1_PARINIT 0x00000001 - -/* Flag values used in the DT_POSFLAG_1 .dynamic entry. */ -#define DF_P1_LAZYLOAD 0x00000001 -#define DF_P1_GROUPPERM 0x00000002 - -/* Flag value in in the DT_1_FLAGS .dynamic entry. */ -#define DF_1_NOW 0x00000001 -#define DF_1_GLOBAL 0x00000002 -#define DF_1_GROUP 0x00000004 -#define DF_1_NODELETE 0x00000008 -#define DF_1_LOADFLTR 0x00000010 -#define DF_1_INITFIRST 0x00000020 -#define DF_1_NOOPEN 0x00000040 -#define DF_1_ORIGIN 0x00000080 -#define DF_1_DIRECT 0x00000100 -#define DF_1_TRANS 0x00000200 -#define DF_1_INTERPOSE 0x00000400 - -/* These constants are used for the version number of a Elf32_Verdef - structure. */ - -#define VER_DEF_NONE 0 -#define VER_DEF_CURRENT 1 - -/* These constants appear in the vd_flags field of a Elf32_Verdef - structure. */ - -#define VER_FLG_BASE 0x1 -#define VER_FLG_WEAK 0x2 - -/* These special constants can be found in an Elf32_Versym field. */ - -#define VER_NDX_LOCAL 0 -#define VER_NDX_GLOBAL 1 - -/* These constants are used for the version number of a Elf32_Verneed - structure. */ - -#define VER_NEED_NONE 0 -#define VER_NEED_CURRENT 1 - -/* This flag appears in a Versym structure. It means that the symbol - is hidden, and is only visible with an explicit version number. - This is a GNU extension. */ - -#define VERSYM_HIDDEN 0x8000 - -/* This is the mask for the rest of the Versym information. */ - -#define VERSYM_VERSION 0x7fff - -/* This is a special token which appears as part of a symbol name. It - indictes that the rest of the name is actually the name of a - version node, and is not part of the actual name. This is a GNU - extension. For example, the symbol name `stat@ver2' is taken to - mean the symbol `stat' in version `ver2'. */ - -#define ELF_VER_CHR '@' - -/* Possible values for si_boundto. */ -#define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */ -#define SYMINFO_BT_PARENT 0xfffe /* Symbol bound to parent */ -#define SYMINFO_BT_LOWRESERVE 0xff00 /* Beginning of reserved entries */ - -/* Possible bitmasks for si_flags. */ -#define SYMINFO_FLG_DIRECT 0x0001 /* Direct bound symbol */ -#define SYMINFO_FLG_PASSTHRU 0x0002 /* Pass-thru symbol for translator */ -#define SYMINFO_FLG_COPY 0x0004 /* Symbol is a copy-reloc */ -#define SYMINFO_FLG_LAZYLOAD 0x0008 /* Symbol bound to object to be lazy - loaded */ -/* Syminfo version values. */ -#define SYMINFO_NONE 0 -#define SYMINFO_CURRENT 1 -#define SYMINFO_NUM 2 - -#endif /* _ELF_COMMON_H */ |