filewriter.cc

Linux下比较早的基于命令行的DVD播放器

//
// Copyright (c) 2005 by Istv醤 V醨adi
//
// This file is part of dxr3Player, a DVD player written specifically 
// for the DXR3 (aka Hollywood+) decoder card.

// 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

//------------------------------------------------------------------------------

#include "FileWriter.h"

#include <byteswap.h>

//------------------------------------------------------------------------------

FileWriter::FileWriter(FILE* file) :
    file(file)
{
}

//------------------------------------------------------------------------------

bool FileWriter::write(uint8_t x)
{
    size_t s = fwrite(&x, sizeof(x), 1, file);
    return s==1;
}

//------------------------------------------------------------------------------

bool FileWriter::write(int8_t x)
{
    size_t s = fwrite(&x, sizeof(x), 1, file);
    return s==1;
}

//------------------------------------------------------------------------------

bool FileWriter::write(uint16_t x)
{
#ifndef WORDS_BIGENDIAN
    x = bswap_16(x);
#endif
    size_t s = fwrite(&x, sizeof(x), 1, file);
    return s==1;
}

//------------------------------------------------------------------------------

bool FileWriter::write(uint32_t x)
{
#ifndef WORDS_BIGENDIAN
    x = bswap_32(x);
#endif
    size_t s = fwrite(&x, sizeof(x), 1, file);
    return s==1;
}

//------------------------------------------------------------------------------

bool FileWriter::write(uint64_t x)
{
#ifndef WORDS_BIGENDIAN
    x = bswap_64(x);
#endif
    size_t s = fwrite(&x, sizeof(x), 1, file);
    return s==1;
}

//------------------------------------------------------------------------------

bool FileWriter::write(const void* buffer, size_t length)
{
    size_t s = fwrite(buffer, length, 1, file);
    return s==1;
}

//------------------------------------------------------------------------------