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-- ELF definitions.
-- Copyright (C) 2006 Tristan Gingold
--
-- GHDL 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, or (at your option) any later
-- version.
--
-- GHDL 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 GCC; see the file COPYING. If not, write to the Free
-- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-- 02111-1307, USA.
with Interfaces; use Interfaces;
with System;
package Elf_Common is
subtype Elf_Half is Unsigned_16;
subtype Elf_Sword is Integer_32;
subtype Elf_Word is Unsigned_32;
subtype Elf_Uchar is Unsigned_8;
EI_NIDENT : constant Natural := 16;
type E_Ident_Type is array (Natural range 0 .. EI_NIDENT - 1)
of Elf_Uchar;
-- e_type values.
ET_NONE : constant Elf_Half := 0; -- No file type
ET_REL : constant Elf_Half := 1; -- Relocatable file
ET_EXEC : constant Elf_Half := 2; -- Executable file
ET_DYN : constant Elf_Half := 3; -- Shared object file
ET_CORE : constant Elf_Half := 4; -- Core file
ET_LOPROC : constant Elf_Half := 16#Ff00#; -- Processor-specific
ET_HIPROC : constant Elf_Half := 16#Ffff#; -- Processor-specific
-- e_machine values.
EM_NONE : constant Elf_Half := 0; -- No machine
EM_M32 : constant Elf_Half := 1; -- AT&T WE 32100
EM_SPARC : constant Elf_Half := 2; -- SPARC
EM_386 : constant Elf_Half := 3; -- Intel Architecture
EM_68K : constant Elf_Half := 4; -- Motorola 68000
EM_88K : constant Elf_Half := 5; -- Motorola 88000
EM_860 : constant Elf_Half := 7; -- Intel 80860
EM_MIPS : constant Elf_Half := 8; -- MIPS RS3000 Big-Endian
EM_MIPS_RS4_BE : constant Elf_Half := 10; -- MIPS RS4000 Big-Endian
-- RESERVED : constant Elf_Half := 11; -- -16 Reserved for future use
-- e_version
EV_NONE : constant Elf_Uchar := 0; -- Invalid versionn
EV_CURRENT : constant Elf_Uchar := 1; -- Current version
-- e_ident identification indexes.
EI_MAG0 : constant Natural := 0; -- File identification
EI_MAG1 : constant Natural := 1; -- File identification
EI_MAG2 : constant Natural := 2; -- File identification
EI_MAG3 : constant Natural := 3; -- File identification
EI_CLASS : constant Natural := 4; -- File class
EI_DATA : constant Natural := 5; -- Data encoding
EI_VERSION : constant Natural := 6; -- File version
EI_PAD : constant Natural := 7; -- Start of padding bytes
--EI_NIDENT : constant Natural := 16; -- Size of e_ident[]
-- Magic values.
ELFMAG0 : constant Elf_Uchar := 16#7f#; -- e_ident[EI_MAG0]
ELFMAG1 : constant Elf_Uchar := Character'Pos ('E'); -- e_ident[EI_MAG1]
ELFMAG2 : constant Elf_Uchar := Character'Pos ('L'); -- e_ident[EI_MAG2]
ELFMAG3 : constant Elf_Uchar := Character'Pos ('F'); -- e_ident[EI_MAG3]
ELFCLASSNONE : constant Elf_Uchar := 0; -- Invalid class
ELFCLASS32 : constant Elf_Uchar := 1; -- 32-bit objects
ELFCLASS64 : constant Elf_Uchar := 2; -- 64-bit objects
ELFDATANONE : constant Elf_Uchar := 0; -- Invalid data encoding
ELFDATA2LSB : constant Elf_Uchar := 1; -- See below
ELFDATA2MSB : constant Elf_Uchar := 2; -- See below
SHN_UNDEF : constant Elf_Half := 0; --
SHN_LORESERVE : constant Elf_Half := 16#Ff00#; --
SHN_LOPROC : constant Elf_Half := 16#ff00#; --
SHN_HIPROC : constant Elf_Half := 16#ff1f#; --
SHN_ABS : constant Elf_Half := 16#fff1#; --
SHN_COMMON : constant Elf_Half := 16#fff2#; --
SHN_HIRESERVE : constant Elf_Half := 16#ffff#; --
-- Sh_type.
SHT_NULL : constant Elf_Word := 0;
SHT_PROGBITS : constant Elf_Word := 1;
SHT_SYMTAB : constant Elf_Word := 2;
SHT_STRTAB : constant Elf_Word := 3;
SHT_RELA : constant Elf_Word := 4;
SHT_HASH : constant Elf_Word := 5;
SHT_DYNAMIC : constant Elf_Word := 6;
SHT_NOTE : constant Elf_Word := 7;
SHT_NOBITS : constant Elf_Word := 8;
SHT_REL : constant Elf_Word := 9;
SHT_SHLIB : constant Elf_Word := 10;
SHT_DYNSYM : constant Elf_Word := 11;
SHT_INIT_ARRAY : constant Elf_Word := 14;
SHT_FINI_ARRAY : constant Elf_Word := 15;
SHT_PREINIT_ARRAY : constant Elf_Word := 16;
SHT_GROUP : constant Elf_Word := 17;
SHT_SYMTAB_SHNDX : constant Elf_Word := 18;
SHT_NUM : constant Elf_Word := 19;
SHT_LOOS : constant Elf_Word := 16#60000000#;
SHT_GNU_LIBLIST : constant Elf_Word := 16#6ffffff7#;
SHT_CHECKSUM : constant Elf_Word := 16#6ffffff8#;
SHT_LOSUNW : constant Elf_Word := 16#6ffffffa#;
SHT_SUNW_Move : constant Elf_Word := 16#6ffffffa#;
SHT_SUNW_COMDAT : constant Elf_Word := 16#6ffffffb#;
SHT_SUNW_Syminfo : constant Elf_Word := 16#6ffffffc#;
SHT_GNU_Verdef : constant Elf_Word := 16#6ffffffd#;
SHT_GNU_Verneed : constant Elf_Word := 16#6ffffffe#;
SHT_GNU_Versym : constant Elf_Word := 16#6fffffff#;
SHT_HISUNW : constant Elf_Word := 16#6fffffff#;
SHT_HIOS : constant Elf_Word := 16#6fffffff#;
SHT_LOPROC : constant Elf_Word := 16#70000000#;
SHT_HIPROC : constant Elf_Word := 16#7fffffff#;
SHT_LOUSER : constant Elf_Word := 16#80000000#;
SHT_HIUSER : constant Elf_Word := 16#ffffffff#;
SHF_WRITE : constant := 16#1#;
SHF_ALLOC : constant := 16#2#;
SHF_EXECINSTR : constant := 16#4#;
SHF_MASKPROC : constant := 16#F0000000#;
function Elf_St_Bind (Info : Elf_Uchar) return Elf_Uchar;
function Elf_St_Type (Info : Elf_Uchar) return Elf_Uchar;
function Elf_St_Info (B, T : Elf_Uchar) return Elf_Uchar;
pragma Inline (Elf_St_Bind);
pragma Inline (Elf_St_Type);
pragma Inline (Elf_St_Info);
-- Symbol binding.
STB_LOCAL : constant Elf_Uchar := 0;
STB_GLOBAL : constant Elf_Uchar := 1;
STB_WEAK : constant Elf_Uchar := 2;
STB_LOPROC : constant Elf_Uchar := 13;
STB_HIPROC : constant Elf_Uchar := 15;
-- Symbol types.
STT_NOTYPE : constant Elf_Uchar := 0;
STT_OBJECT : constant Elf_Uchar := 1;
STT_FUNC : constant Elf_Uchar := 2;
STT_SECTION : constant Elf_Uchar := 3;
STT_FILE : constant Elf_Uchar := 4;
STT_LOPROC : constant Elf_Uchar := 13;
STT_HIPROC : constant Elf_Uchar := 15;
PT_NULL : constant Elf_Word := 0;
PT_LOAD : constant Elf_Word := 1;
PT_DYNAMIC : constant Elf_Word := 2;
PT_INTERP : constant Elf_Word := 3;
PT_NOTE : constant Elf_Word := 4;
PT_SHLIB : constant Elf_Word := 5;
PT_PHDR : constant Elf_Word := 6;
PT_TLS : constant Elf_Word := 7;
PT_NUM : constant Elf_Word := 8;
PT_LOOS : constant Elf_Word := 16#60000000#;
PT_GNU_EH_FRAME : constant Elf_Word := 16#6474e550#;
PT_LOSUNW : constant Elf_Word := 16#6ffffffa#;
PT_SUNWBSS : constant Elf_Word := 16#6ffffffa#;
PT_SUNWSTACK : constant Elf_Word := 16#6ffffffb#;
PT_HISUNW : constant Elf_Word := 16#6fffffff#;
PT_HIOS : constant Elf_Word := 16#6fffffff#;
PT_LOPROC : constant Elf_Word := 16#70000000#;
PT_HIPROC : constant Elf_Word := 16#7fffffff#;
PF_X : constant Elf_Word := 1;
PF_W : constant Elf_Word := 2;
PF_R : constant Elf_Word := 4;
DT_NULL : constant Elf_Word := 0;
DT_NEEDED : constant Elf_Word := 1;
DT_PLTRELSZ : constant Elf_Word := 2;
DT_PLTGOT : constant Elf_Word := 3;
DT_HASH : constant Elf_Word := 4;
DT_STRTAB : constant Elf_Word := 5;
DT_SYMTAB : constant Elf_Word := 6;
DT_RELA : constant Elf_Word := 7;
DT_RELASZ : constant Elf_Word := 8;
DT_RELAENT : constant Elf_Word := 9;
DT_STRSZ : constant Elf_Word := 10;
DT_SYMENT : constant Elf_Word := 11;
DT_INIT : constant Elf_Word := 12;
DT_FINI : constant Elf_Word := 13;
DT_SONAME : constant Elf_Word := 14;
DT_RPATH : constant Elf_Word := 15;
DT_SYMBOLIC : constant Elf_Word := 16;
DT_REL : constant Elf_Word := 17;
DT_RELSZ : constant Elf_Word := 18;
DT_RELENT : constant Elf_Word := 19;
DT_PLTREL : constant Elf_Word := 20;
DT_DEBUG : constant Elf_Word := 21;
DT_TEXTREL : constant Elf_Word := 22;
DT_JMPREL : constant Elf_Word := 23;
DT_BIND_NOW : constant Elf_Word := 24;
DT_INIT_ARRAY : constant Elf_Word := 25;
DT_FINI_ARRAY : constant Elf_Word := 26;
DT_INIT_ARRAYSZ : constant Elf_Word := 27;
DT_FINI_ARRAYSZ : constant Elf_Word := 28;
DT_RUNPATH : constant Elf_Word := 29;
DT_FLAGS : constant Elf_Word := 30;
DT_ENCODING : constant Elf_Word := 32;
DT_PREINIT_ARRAY : constant Elf_Word := 32;
DT_PREINIT_ARRAYSZ : constant Elf_Word := 33;
DT_NUM : constant Elf_Word := 34;
DT_LOOS : constant Elf_Word := 16#60000000#;
DT_HIOS : constant Elf_Word := 16#6fffffff#;
DT_LOPROC : constant Elf_Word := 16#70000000#;
DT_HIPROC : constant Elf_Word := 16#7fffffff#;
DT_VALRNGLO : constant Elf_Word := 16#6ffffd00#;
DT_GNU_PRELINKED : constant Elf_Word := 16#6ffffdf5#;
DT_GNU_CONFLICTSZ : constant Elf_Word := 16#6ffffdf6#;
DT_GNU_LIBLISTSZ : constant Elf_Word := 16#6ffffdf7#;
DT_CHECKSUM : constant Elf_Word := 16#6ffffdf8#;
DT_PLTPADSZ : constant Elf_Word := 16#6ffffdf9#;
DT_MOVEENT : constant Elf_Word := 16#6ffffdfa#;
DT_MOVESZ : constant Elf_Word := 16#6ffffdfb#;
DT_FEATURE_1 : constant Elf_Word := 16#6ffffdfc#;
DT_POSFLAG_1 : constant Elf_Word := 16#6ffffdfd#;
DT_SYMINSZ : constant Elf_Word := 16#6ffffdfe#;
DT_SYMINENT : constant Elf_Word := 16#6ffffdff#;
DT_VALRNGHI : constant Elf_Word := 16#6ffffdff#;
DT_ADDRRNGLO : constant Elf_Word := 16#6ffffe00#;
DT_GNU_CONFLICT : constant Elf_Word := 16#6ffffef8#;
DT_GNU_LIBLIST : constant Elf_Word := 16#6ffffef9#;
DT_CONFIG : constant Elf_Word := 16#6ffffefa#;
DT_DEPAUDIT : constant Elf_Word := 16#6ffffefb#;
DT_AUDIT : constant Elf_Word := 16#6ffffefc#;
DT_PLTPAD : constant Elf_Word := 16#6ffffefd#;
DT_MOVETAB : constant Elf_Word := 16#6ffffefe#;
DT_SYMINFO : constant Elf_Word := 16#6ffffeff#;
DT_ADDRRNGHI : constant Elf_Word := 16#6ffffeff#;
DT_VERSYM : constant Elf_Word := 16#6ffffff0#;
DT_RELACOUNT : constant Elf_Word := 16#6ffffff9#;
DT_RELCOUNT : constant Elf_Word := 16#6ffffffa#;
DT_FLAGS_1 : constant Elf_Word := 16#6ffffffb#;
DT_VERDEF : constant Elf_Word := 16#6ffffffc#;
DT_VERDEFNUM : constant Elf_Word := 16#6ffffffd#;
DT_VERNEED : constant Elf_Word := 16#6ffffffe#;
DT_VERNEEDNUM : constant Elf_Word := 16#6fffffff#;
DT_AUXILIARY : constant Elf_Word := 16#7ffffffd#;
DT_FILTER : constant Elf_Word := 16#7fffffff#;
end Elf_Common;
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