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/*
* Copyright (C) 2010 Team Boxee
* http://www.boxee.tv
*
* Copyright (C) 2010-2013 Team XBMC
* http://xbmc.org
*
* 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, 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 XBMC; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#include "UDFFile.h"
#include "URL.h"
#include <sys/stat.h>
#include <errno.h>
#include <limits.h>
using namespace XFILE;
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
//*********************************************************************************************
CUDFFile::CUDFFile()
: m_bOpened(false)
, m_hFile(INVALID_HANDLE_VALUE)
{
}
//*********************************************************************************************
CUDFFile::~CUDFFile()
{
if (m_bOpened)
{
Close();
}
}
//*********************************************************************************************
bool CUDFFile::Open(const CURL& url)
{
if(!m_udfIsoReaderLocal.Open(url.GetHostName().c_str()) || url.GetFileName().empty())
return false;
m_hFile = m_udfIsoReaderLocal.OpenFile(url.GetFileName().c_str());
if (m_hFile == INVALID_HANDLE_VALUE)
{
m_bOpened = false;
return false;
}
m_bOpened = true;
return true;
}
//*********************************************************************************************
ssize_t CUDFFile::Read(void *lpBuf, size_t uiBufSize)
{
if (uiBufSize > SSIZE_MAX)
uiBufSize = SSIZE_MAX;
if (uiBufSize > LONG_MAX)
uiBufSize = LONG_MAX;
if (!m_bOpened)
return -1;
char *pData = (char *)lpBuf;
return m_udfIsoReaderLocal.ReadFile( m_hFile, (unsigned char*)pData, (long)uiBufSize);
}
//*********************************************************************************************
void CUDFFile::Close()
{
if (!m_bOpened) return ;
m_udfIsoReaderLocal.CloseFile( m_hFile);
m_bOpened = false;
}
//*********************************************************************************************
int64_t CUDFFile::Seek(int64_t iFilePosition, int iWhence)
{
if (!m_bOpened) return -1;
int64_t lNewPos = m_udfIsoReaderLocal.Seek(m_hFile, iFilePosition, iWhence);
return lNewPos;
}
//*********************************************************************************************
int64_t CUDFFile::GetLength()
{
if (!m_bOpened) return -1;
return m_udfIsoReaderLocal.GetFileSize(m_hFile);
}
//*********************************************************************************************
int64_t CUDFFile::GetPosition()
{
if (!m_bOpened) return -1;
return m_udfIsoReaderLocal.GetFilePosition(m_hFile);
}
bool CUDFFile::Exists(const CURL& url)
{
if(!m_udfIsoReaderLocal.Open(url.GetHostName().c_str()))
return false;
m_hFile = m_udfIsoReaderLocal.OpenFile(url.GetFileName().c_str());
if (m_hFile == INVALID_HANDLE_VALUE)
return false;
m_udfIsoReaderLocal.CloseFile(m_hFile);
m_hFile = INVALID_HANDLE_VALUE;
return true;
}
int CUDFFile::Stat(const CURL& url, struct __stat64* buffer)
{
if(!m_udfIsoReaderLocal.Open(url.GetHostName().c_str()))
return -1;
if (url.GetFileName().empty())
{
buffer->st_mode = _S_IFDIR;
return 0;
}
m_hFile = m_udfIsoReaderLocal.OpenFile(url.GetFileName().c_str());
if (m_hFile != INVALID_HANDLE_VALUE)
{
buffer->st_size = m_udfIsoReaderLocal.GetFileSize(m_hFile);
buffer->st_mode = _S_IFREG;
m_udfIsoReaderLocal.CloseFile(m_hFile);
return 0;
}
errno = ENOENT;
return -1;
}
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