device.cc

Linux下比较早的基于命令行的DVD播放器

//
// 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 "Device.h"

#include <cstdio>
#include <climits>

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

void dxr3::Device::open(unsigned deviceNumber, int flags,
                        const char* subdev)
{
    char fileName[PATH_MAX];

    if (subdev==0) {
        snprintf(fileName, PATH_MAX, "/dev/em8300-%u", deviceNumber);
    } else {
        snprintf(fileName, PATH_MAX, "/dev/em8300_%s-%u", subdev, deviceNumber);
    }

    fd = POSIX::open(fileName, flags, "Cannot open device %s", fileName);
}

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