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-- ELF64 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;
with Elf_Common; use Elf_Common;
package Elf64 is
subtype Elf64_Addr is Unsigned_64;
subtype Elf64_Off is Unsigned_64;
subtype Elf64_Uchar is Unsigned_8;
subtype Elf64_Half is Unsigned_16;
subtype Elf64_Sword is Integer_32;
subtype Elf64_Word is Unsigned_32;
subtype Elf64_Xword is Unsigned_64;
subtype Elf64_Sxword is Integer_64;
type Elf64_Ehdr is record
E_Ident : E_Ident_Type;
E_Type : Elf64_Half;
E_Machine : Elf64_Half;
E_Version : Elf64_Word;
E_Entry : Elf64_Addr;
E_Phoff : Elf64_Off;
E_Shoff : Elf64_Off;
E_Flags : Elf64_Word;
E_Ehsize : Elf64_Half;
E_Phentsize : Elf64_Half;
E_Phnum : Elf64_Half;
E_Shentsize : Elf64_Half;
E_Shnum : Elf64_Half;
E_Shstrndx : Elf64_Half;
end record;
Elf64_Ehdr_Size : constant Natural := Elf64_Ehdr'Size / System.Storage_Unit;
type Elf64_Shdr is record
Sh_Name : Elf64_Word;
Sh_Type : Elf64_Word;
Sh_Flags : Elf64_Xword;
Sh_Addr : Elf64_Addr;
Sh_Offset : Elf64_Off;
Sh_Size : Elf64_Xword;
Sh_Link : Elf64_Word;
Sh_Info : Elf64_Word;
Sh_Addralign : Elf64_Xword;
Sh_Entsize : Elf64_Xword;
end record;
Elf64_Shdr_Size : constant Natural := Elf64_Shdr'Size / System.Storage_Unit;
-- Symbol table.
type Elf64_Sym is record
St_Name : Elf64_Word;
St_Info : Elf64_Uchar;
St_Other : Elf64_Uchar;
St_Shndx : Elf64_Half;
St_Value : Elf64_Addr;
St_Size : Elf64_Xword;
end record;
Elf64_Sym_Size : constant Natural := Elf64_Sym'Size / System.Storage_Unit;
-- Relocation.
type Elf64_Rel is record
R_Offset : Elf64_Addr;
R_Info : Elf64_Xword;
end record;
Elf64_Rel_Size : constant Natural := Elf64_Rel'Size / System.Storage_Unit;
type Elf64_Rela is record
R_Offset : Elf64_Addr;
R_Info : Elf64_Xword;
R_Addend : Elf64_Sxword;
end record;
Elf64_Rela_Size : constant Natural := Elf64_Rela'Size / System.Storage_Unit;
function Elf64_R_Sym (I : Elf64_Xword) return Elf64_Word;
function Elf64_R_Type (I : Elf64_Xword) return Elf64_Word;
function Elf64_R_Info (S, T : Elf64_Word) return Elf64_Xword;
-- For x86-64
R_X86_64_NONE : constant Elf64_Word := 0;
R_X86_64_64 : constant Elf64_Word := 1;
R_X86_64_PC32 : constant Elf64_Word := 2;
type Elf64_Phdr is record
P_Type : Elf64_Word;
P_Flags : Elf64_Word;
P_Offset : Elf64_Off;
P_Vaddr : Elf64_Addr;
P_Paddr : Elf64_Addr;
P_Filesz : Elf64_Xword;
P_Memsz : Elf64_Xword;
P_Align : Elf64_Xword;
end record;
Elf64_Phdr_Size : constant Natural := Elf64_Phdr'Size / System.Storage_Unit;
end Elf64;
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