sectorposition.cc

来自「Linux下比较早的基于命令行的DVD播放器」· CC 代码 · 共 84 行

//
// Copyright (c) 2003 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 "SectorPosition.h"

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

using dvd::SectorPosition;

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

void SectorPosition::reset()
{
    vtsNumber = VTS_VMG;
    inMenu = false;
    sectorNumber = 0;
}

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

bool SectorPosition::equals(const SectorPosition& other) const
{
    return 
        vtsNumber == other.vtsNumber &&
        inMenu == other.inMenu &&
        sectorNumber == other.sectorNumber;
}

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

void SectorPosition::copy(const SectorPosition& from)
{
    vtsNumber = from.vtsNumber;
    inMenu = from.inMenu;
    sectorNumber = from.sectorNumber;
}

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

bool SectorPosition::save(FILE* f) const
{
    bool ok = true;

    ok = ok && (fwrite(&vtsNumber, sizeof(vtsNumber), 1, f)==1);
    ok = ok && (fwrite(&inMenu, sizeof(inMenu), 1, f)==1);
    ok = ok && (fwrite(&sectorNumber, sizeof(sectorNumber), 1, f)==1);

    return ok;
}

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

bool SectorPosition::load(FILE* f)
{
    bool ok = true;

    ok = ok && (fread(&vtsNumber, sizeof(vtsNumber), 1, f)==1);
    ok = ok && (fread(&inMenu, sizeof(inMenu), 1, f)==1);
    ok = ok && (fread(&sectorNumber, sizeof(sectorNumber), 1, f)==1);

    return ok;
}

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