/// <summary>
/// Initiates use of the Winsock DLL by the current process.
/// </summary>
/// <param name="requestedVersion">
/// Type: <see cref="yourmt.Sockets.WinSockVersion"/>
/// The requested <see cref="WinSockVersion"/>.
/// </param>
public WsaWrapper(WinSockVersion requestedVersion)
{
_data = new WsaData();
Int32 res = WinSock2.WSAStartup(requestedVersion, ref _data);
if(res != 0)
throw new Win32Exception(res); // WSAStartup returns the error value by itself
}
public static extern Int32 WSAStartup(WinSockVersion wVersionRequested, ref WsaData wsaData);
public static extern int WSAStartup(
UInt16 wVersionRequested,
WsaData wsaData);
private static extern int WSAStartup(short wVersionRequested, ref WsaData lpWSAData);
static extern int WSAStartup(Int16 wVersionRequested, ref WsaData lpWSAData);
public DiscoveryBase()
{
lock (refCountLock)
{
if (refCount == 0)
{
WsaData WinsockVersion = new WsaData();
int ret = WSAStartup(UnsafePnrpNativeMethods.RequiredWinsockVersion, ref WinsockVersion);
if (ret != 0)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SocketException(ret));
}
}
refCount++;
}
}
