mirror of
https://github.com/autc04/Retro68.git
synced 2024-09-10 03:54:48 +00:00
117 lines
3.1 KiB
C
117 lines
3.1 KiB
C
|
// binary.h -- binary input files for gold -*- C++ -*-
|
||
|
|
||
|
// Copyright 2008 Free Software Foundation, Inc.
|
||
|
// Written by Ian Lance Taylor <iant@google.com>.
|
||
|
|
||
|
// This file is part of gold.
|
||
|
|
||
|
// This program 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 3 of the License, or
|
||
|
// (at your option) any later version.
|
||
|
|
||
|
// 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 General Public License for more details.
|
||
|
|
||
|
// You should have received a copy of the GNU 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.
|
||
|
|
||
|
// Support binary input files by making them look like an ELF file.
|
||
|
|
||
|
#ifndef GOLD_BINARY_H
|
||
|
#define GOLD_BINARY_H
|
||
|
|
||
|
#include <string>
|
||
|
|
||
|
#include "elfcpp.h"
|
||
|
|
||
|
namespace gold
|
||
|
{
|
||
|
|
||
|
class Task;
|
||
|
|
||
|
template<typename Stringpool_char>
|
||
|
class Stringpool_template;
|
||
|
|
||
|
// This class takes a file name and creates a buffer which looks like
|
||
|
// an ELF file read into memory.
|
||
|
|
||
|
class Binary_to_elf
|
||
|
{
|
||
|
public:
|
||
|
Binary_to_elf(elfcpp::EM machine, int size, bool big_endian,
|
||
|
const std::string& filename);
|
||
|
|
||
|
~Binary_to_elf();
|
||
|
|
||
|
// Read contents and create an ELF buffer. Return true if this
|
||
|
// succeeds, false otherwise.
|
||
|
bool
|
||
|
convert(const Task*);
|
||
|
|
||
|
// Return a pointer to the contents of the ELF file.
|
||
|
const unsigned char*
|
||
|
converted_data() const
|
||
|
{ return this->data_; }
|
||
|
|
||
|
// Return a pointer to the contents of the ELF file and let the
|
||
|
// caller take charge of it. It was allocated using new[].
|
||
|
unsigned char*
|
||
|
converted_data_leak()
|
||
|
{
|
||
|
unsigned char* ret = this->data_;
|
||
|
this->data_ = NULL;
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
// Return the size of the ELF file.
|
||
|
size_t
|
||
|
converted_size() const
|
||
|
{ return this->filesize_; }
|
||
|
|
||
|
private:
|
||
|
Binary_to_elf(const Binary_to_elf&);
|
||
|
Binary_to_elf& operator=(const Binary_to_elf&);
|
||
|
|
||
|
template<int size, bool big_endian>
|
||
|
bool
|
||
|
sized_convert(const Task*);
|
||
|
|
||
|
template<int size, bool big_endian>
|
||
|
void
|
||
|
write_file_header(unsigned char**);
|
||
|
|
||
|
template<int size, bool big_endian>
|
||
|
void
|
||
|
write_section_header(const char*, const Stringpool_template<char>*,
|
||
|
elfcpp::SHT, unsigned int, section_size_type,
|
||
|
section_size_type, unsigned int, unsigned int,
|
||
|
unsigned int, unsigned int, unsigned char**);
|
||
|
|
||
|
template<int size, bool big_endian>
|
||
|
void
|
||
|
write_symbol(const std::string&, const Stringpool_template<char>*,
|
||
|
section_size_type, unsigned int, unsigned char**);
|
||
|
|
||
|
// The ELF machine code of the file to create.
|
||
|
elfcpp::EM elf_machine_;
|
||
|
// The size of the file to create, 32 or 64.
|
||
|
int size_;
|
||
|
// Whether to create a big endian file.
|
||
|
bool big_endian_;
|
||
|
// The name of the file to read.
|
||
|
std::string filename_;
|
||
|
// The ELF file data, allocated by new [].
|
||
|
unsigned char* data_;
|
||
|
// The ELF file size.
|
||
|
section_size_type filesize_;
|
||
|
};
|
||
|
|
||
|
} // End namespace gold.
|
||
|
|
||
|
#endif // !defined(GOLD_BINARY_H)
|