X-Git-Url: https://oss.titaniummirror.com/gitweb?p=msp430-binutils.git;a=blobdiff_plain;f=elfcpp%2Felfcpp_internal.h;fp=elfcpp%2Felfcpp_internal.h;h=df84e7e765b7163fc19d45fc133f9bdc11ed5e50;hp=0000000000000000000000000000000000000000;hb=d5da4f291af551c0b8b79e1d4a9b173d60e5c10e;hpb=7b5ea4fcdf2819e070665ab5610f8b48e3867c10 diff --git a/elfcpp/elfcpp_internal.h b/elfcpp/elfcpp_internal.h new file mode 100644 index 0000000..df84e7e --- /dev/null +++ b/elfcpp/elfcpp_internal.h @@ -0,0 +1,240 @@ +// elfcpp_internal.h -- internals for elfcpp -*- C++ -*- + +// Copyright 2006, 2007, Free Software Foundation, Inc. +// Written by Ian Lance Taylor . + +// This file is part of elfcpp. + +// This program 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, or +// (at your option) any later version. + +// In addition to the permissions in the GNU Library General Public +// License, the Free Software Foundation gives you unlimited +// permission to link the compiled version of this file into +// combinations with other programs, and to distribute those +// combinations without any restriction coming from the use of this +// file. (The Library Public License restrictions do apply in other +// respects; for example, they cover modification of the file, and +/// distribution when not linked into a combined executable.) + +// 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 +// Library General Public License for more details. + +// You should have received a copy of the GNU Library General Public +// License along with this program; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA +// 02110-1301, USA. + +// This is included by elfcpp.h, the external interface, but holds +// information which we want to keep private. + +#ifndef ELFCPP_INTERNAL_H +#define ELFCPP_INTERNAL_H + +namespace elfcpp +{ + +namespace internal +{ + +// The ELF file header. + +template +struct Ehdr_data +{ + unsigned char e_ident[EI_NIDENT]; + Elf_Half e_type; + Elf_Half e_machine; + Elf_Word e_version; + typename Elf_types::Elf_Addr e_entry; + typename Elf_types::Elf_Off e_phoff; + typename Elf_types::Elf_Off e_shoff; + Elf_Word e_flags; + Elf_Half e_ehsize; + Elf_Half e_phentsize; + Elf_Half e_phnum; + Elf_Half e_shentsize; + Elf_Half e_shnum; + Elf_Half e_shstrndx; +}; + +// An ELF section header. + +template +struct Shdr_data +{ + Elf_Word sh_name; + Elf_Word sh_type; + typename Elf_types::Elf_WXword sh_flags; + typename Elf_types::Elf_Addr sh_addr; + typename Elf_types::Elf_Off sh_offset; + typename Elf_types::Elf_WXword sh_size; + Elf_Word sh_link; + Elf_Word sh_info; + typename Elf_types::Elf_WXword sh_addralign; + typename Elf_types::Elf_WXword sh_entsize; +}; + +// An ELF segment header. We use template specialization for the +// 32-bit and 64-bit versions because the fields are in a different +// order. + +template +struct Phdr_data; + +template<> +struct Phdr_data<32> +{ + Elf_Word p_type; + Elf_types<32>::Elf_Off p_offset; + Elf_types<32>::Elf_Addr p_vaddr; + Elf_types<32>::Elf_Addr p_paddr; + Elf_Word p_filesz; + Elf_Word p_memsz; + Elf_Word p_flags; + Elf_Word p_align; +}; + +template<> +struct Phdr_data<64> +{ + Elf_Word p_type; + Elf_Word p_flags; + Elf_types<64>::Elf_Off p_offset; + Elf_types<64>::Elf_Addr p_vaddr; + Elf_types<64>::Elf_Addr p_paddr; + Elf_Xword p_filesz; + Elf_Xword p_memsz; + Elf_Xword p_align; +}; + +// An ELF symbol table entry. We use template specialization for the +// 32-bit and 64-bit versions because the fields are in a different +// order. + +template +struct Sym_data; + +template<> +struct Sym_data<32> +{ + Elf_Word st_name; + Elf_types<32>::Elf_Addr st_value; + Elf_Word st_size; + unsigned char st_info; + unsigned char st_other; + Elf_Half st_shndx; +}; + +template<> +struct Sym_data<64> +{ + Elf_Word st_name; + unsigned char st_info; + unsigned char st_other; + Elf_Half st_shndx; + Elf_types<64>::Elf_Addr st_value; + Elf_Xword st_size; +}; + +// ELF relocation table entries. + +template +struct Rel_data +{ + typename Elf_types::Elf_Addr r_offset; + typename Elf_types::Elf_WXword r_info; +}; + +template +struct Rela_data +{ + typename Elf_types::Elf_Addr r_offset; + typename Elf_types::Elf_WXword r_info; + typename Elf_types::Elf_Swxword r_addend; +}; + +// An entry in the ELF SHT_DYNAMIC section aka PT_DYNAMIC segment. + +template +struct Dyn_data +{ + typename Elf_types::Elf_Swxword d_tag; + typename Elf_types::Elf_WXword d_val; +}; + +// An entry in a SHT_GNU_verdef section. This structure is the same +// in 32-bit and 64-bit ELF files. + +struct Verdef_data +{ + // Version number of structure (VER_DEF_*). + Elf_Half vd_version; + // Bit flags (VER_FLG_*). + Elf_Half vd_flags; + // Version index. + Elf_Half vd_ndx; + // Number of auxiliary Verdaux entries. + Elf_Half vd_cnt; + // Hash of name. + Elf_Word vd_hash; + // Byte offset to first Verdaux entry. + Elf_Word vd_aux; + // Byte offset to next Verdef entry. + Elf_Word vd_next; +}; + +// An auxiliary entry in a SHT_GNU_verdef section. This structure is +// the same in 32-bit and 64-bit ELF files. + +struct Verdaux_data +{ + // Offset in string table of version name. + Elf_Word vda_name; + // Byte offset to next Verdaux entry. + Elf_Word vda_next; +}; + +// An entry in a SHT_GNU_verneed section. This structure is the same +// in 32-bit and 64-bit ELF files. + +struct Verneed_data +{ + // Version number of structure (VER_NEED_*). + Elf_Half vn_version; + // Number of auxiliary Vernaux entries. + Elf_Half vn_cnt; + // Offset in string table of library name. + Elf_Word vn_file; + // Byte offset to first Vernaux entry. + Elf_Word vn_aux; + // Byt eoffset to next Verneed entry. + Elf_Word vn_next; +}; + +// An auxiliary entry in a SHT_GNU_verneed section. This structure is +// the same in 32-bit and 64-bit ELF files. + +struct Vernaux_data +{ + // Hash of dependency name. + Elf_Word vna_hash; + // Bit flags (VER_FLG_*). + Elf_Half vna_flags; + // Version index used in SHT_GNU_versym entries. + Elf_Half vna_other; + // Offset in string table of version name. + Elf_Word vna_name; + // Byte offset to next Vernaux entry. + Elf_Word vna_next; +}; + +} // End namespace internal. + +} // End namespace elfcpp. + +#endif // !defined(ELFCPP_INTERNAL_H)