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Diffstat (limited to 'src/ortho/mcode/elf64.ads')
| -rw-r--r-- | src/ortho/mcode/elf64.ads | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/src/ortho/mcode/elf64.ads b/src/ortho/mcode/elf64.ads new file mode 100644 index 0000000..217e555 --- /dev/null +++ b/src/ortho/mcode/elf64.ads @@ -0,0 +1,105 @@ +-- 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_Word) return Elf64_Word; +-- function Elf64_R_Type (I : Elf64_Word) return Elf64_Word; +-- function Elf64_R_Info (S, T : Elf64_Word) return Elf64_Word; + + 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; |