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/*
binfile.h Binary File I/O
Copyright (c) 2004 Kriang Lerdsuwanakij
email: lerdsuwa@users.sourceforge.net
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 2 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef BINFILE_H
#define BINFILE_H
#include "config.h"
#include "board.h"
#include <string>
class binary_file_input {
private:
std::string file;
int handle;
bool end_of_file;
std::size_t buffer_ptr;
std::size_t buffer_size;
static const std::size_t max_buffer_size = 10000;
unsigned char buffer[max_buffer_size];
void fill_buffer();
void fill_buffer_if_required(std::size_t s);
unsigned char read_unsigned_char_nocheck() {
return buffer[buffer_ptr++];
}
public:
binary_file_input(const std::string &f);
~binary_file_input();
unsigned char read_unsigned_char();
int read_int();
unsigned read_unsigned_compress();
int read_int_compress() {
return static_cast<int>(read_unsigned_compress());
}
void read_board(byte_board_info& b);
};
class binary_file_output {
private:
std::string file;
int handle;
std::size_t buffer_size;
static const std::size_t max_buffer_size = 10000;
unsigned char buffer[max_buffer_size];
void flush_buffer();
void flush_buffer_if_required(std::size_t s);
void write_unsigned_char_nocheck(unsigned char c) {
buffer[buffer_size++] = c;
}
public:
binary_file_output(const std::string &f);
~binary_file_output();
void write_unsigned_char(unsigned char c);
void write_int(int i);
void write_unsigned_compress(unsigned i);
void write_int_compress(unsigned i) {
write_unsigned_compress(static_cast<unsigned>(i));
}
void write_board(const byte_board_info& b);
};
#endif /* BINFILE_H */
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