////////////////////////////////////////////////////////////////////////////////
|
// This source file is part of the ZipArchive library source distribution and
|
// is Copyrighted 2000 - 2011 by Artpol Software - Tadeusz Dracz
|
//
|
// 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.
|
//
|
// For the licensing details refer to the License.txt file.
|
//
|
// Web Site: http://www.artpol-software.com
|
////////////////////////////////////////////////////////////////////////////////
|
|
#ifndef ZIPARCHIVE_ZIPMUTEX_DOT_H
|
#error Do not include this file directly. Include ZipMutex.h instead
|
#endif
|
|
#ifdef _ZIP_USE_LOCKING
|
|
#include "ZipException.h"
|
|
namespace ZipArchiveLib
|
{
|
class ZIP_API CZipMutex
|
{
|
HANDLE m_handle;
|
public:
|
CZipMutex(bool bOpen = false)
|
{
|
if (bOpen)
|
Open();
|
else
|
m_handle = NULL;
|
}
|
|
void Open()
|
{
|
Close();
|
m_handle = ::CreateMutex(NULL, FALSE, NULL);
|
if (m_handle == NULL)
|
CZipException::Throw(CZipException::mutexError);
|
}
|
|
void Lock()
|
{
|
DWORD dwRet = ::WaitForSingleObject(m_handle, INFINITE);
|
if (dwRet != WAIT_OBJECT_0 && dwRet != WAIT_ABANDONED)
|
CZipException::Throw(CZipException::mutexError);
|
}
|
|
void Unlock()
|
{
|
if (!::ReleaseMutex(m_handle))
|
CZipException::Throw(CZipException::mutexError);
|
}
|
|
void Close()
|
{
|
if (m_handle != NULL)
|
{
|
::CloseHandle(m_handle);
|
m_handle = NULL;
|
}
|
}
|
|
CZipMutex& operator=(const CZipMutex&)
|
{
|
m_handle = NULL;
|
return *this;
|
}
|
|
~CZipMutex()
|
{
|
Close();
|
}
|
};
|
|
}
|
|
#endif
|
