1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
|
/****************************************************************************
* *
* PrimeSense Sensor 5.x Alpha *
* Copyright (C) 2011 PrimeSense Ltd. *
* *
* This file is part of PrimeSense Sensor. *
* *
* PrimeSense Sensor is free software: you can redistribute it and/or modify*
* it under the terms of the GNU Lesser General Public License as published *
* by the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* PrimeSense Sensor 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 Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with PrimeSense Sensor. If not, see <http://www.gnu.org/licenses/>.*
* *
****************************************************************************/
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include <XnIOFileStream.h>
//---------------------------------------------------------------------------
// Code
//---------------------------------------------------------------------------
XnIOFileStream::XnIOFileStream(const XnChar* pcsFileName, XnUInt32 nFlags) :
m_pcsFileName(pcsFileName), m_nFlags(nFlags)
{
}
XnStatus XnIOFileStream::Init()
{
XnStatus nRetVal = XN_STATUS_OK;
nRetVal = xnOSOpenFile(m_pcsFileName, m_nFlags, &m_hFile);
XN_IS_STATUS_OK(nRetVal);
return (XN_STATUS_OK);
}
XnStatus XnIOFileStream::Free()
{
return xnOSCloseFile(&m_hFile);
}
XnStatus XnIOFileStream::WriteData(const XnUChar *pData, XnUInt32 nDataSize)
{
return xnOSWriteFile(m_hFile, pData, nDataSize);
}
XnStatus XnIOFileStream::ReadData(XnUChar *pData, XnUInt32 nDataSize)
{
XnStatus nRetVal = XN_STATUS_OK;
XnUInt32 nReadSize = nDataSize;
nRetVal = xnOSReadFile(m_hFile, pData, &nReadSize);
XN_IS_STATUS_OK(nRetVal);
if (nReadSize != nDataSize)
{
return XN_STATUS_OS_FILE_READ_FAILED;
}
return (XN_STATUS_OK);
}
XnStatus XnIOFileStream::Tell(XnUInt64* pnOffset)
{
return xnOSTellFile64(m_hFile, pnOffset);
}
XnStatus XnIOFileStream::Seek(XnUInt64 nOffset)
{
return xnOSSeekFile64(m_hFile, XN_OS_SEEK_SET, nOffset);
}
|