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43b64debe3
gold/ * binary.cc (Binary_to_elf::sized_convert): Add size to _start symbol. (Binary_to_elf::write_symbol): Add st_size parameter. * binary.h (Binary_to_elf::write_symbol): Add st_size parameter.
118 lines
3.2 KiB
C++
118 lines
3.2 KiB
C++
// binary.h -- binary input files for gold -*- C++ -*-
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// Copyright (C) 2008-2014 Free Software Foundation, Inc.
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// Written by Ian Lance Taylor <iant@google.com>.
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// This file is part of gold.
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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// MA 02110-1301, USA.
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// Support binary input files by making them look like an ELF file.
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#ifndef GOLD_BINARY_H
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#define GOLD_BINARY_H
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#include <string>
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#include "elfcpp.h"
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namespace gold
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{
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class Task;
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template<typename Stringpool_char>
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class Stringpool_template;
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// This class takes a file name and creates a buffer which looks like
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// an ELF file read into memory.
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class Binary_to_elf
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{
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public:
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Binary_to_elf(elfcpp::EM machine, int size, bool big_endian,
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const std::string& filename);
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~Binary_to_elf();
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// Read contents and create an ELF buffer. Return true if this
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// succeeds, false otherwise.
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bool
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convert(const Task*);
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// Return a pointer to the contents of the ELF file.
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const unsigned char*
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converted_data() const
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{ return this->data_; }
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// Return a pointer to the contents of the ELF file and let the
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// caller take charge of it. It was allocated using new[].
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unsigned char*
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converted_data_leak()
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{
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unsigned char* ret = this->data_;
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this->data_ = NULL;
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return ret;
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}
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// Return the size of the ELF file.
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size_t
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converted_size() const
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{ return this->filesize_; }
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private:
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Binary_to_elf(const Binary_to_elf&);
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Binary_to_elf& operator=(const Binary_to_elf&);
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template<int size, bool big_endian>
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bool
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sized_convert(const Task*);
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template<int size, bool big_endian>
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void
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write_file_header(unsigned char**);
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template<int size, bool big_endian>
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void
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write_section_header(const char*, const Stringpool_template<char>*,
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elfcpp::SHT, unsigned int, section_size_type,
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section_size_type, unsigned int, unsigned int,
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unsigned int, unsigned int, unsigned char**);
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template<int size, bool big_endian>
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void
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write_symbol(const std::string&, const Stringpool_template<char>*,
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section_size_type, typename elfcpp::Elf_types<32>::Elf_WXword,
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unsigned int, unsigned char**);
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// The ELF machine code of the file to create.
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elfcpp::EM elf_machine_;
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// The size of the file to create, 32 or 64.
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int size_;
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// Whether to create a big endian file.
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bool big_endian_;
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// The name of the file to read.
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std::string filename_;
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// The ELF file data, allocated by new [].
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unsigned char* data_;
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// The ELF file size.
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section_size_type filesize_;
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};
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} // End namespace gold.
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#endif // !defined(GOLD_BINARY_H)
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