public static CriticalAllocHandleSocketAddress FromIPAddress(IPAddress input)
{
if (input == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("input");
}
CriticalAllocHandleSocketAddress result = null;
int size = Marshal.SizeOf(typeof(sockaddr_in6));
result = CriticalAllocHandleSocketAddress.FromSize(size);
sockaddr_in6 sa = new sockaddr_in6(input);
Marshal.StructureToPtr(sa, (IntPtr)result, false);
return(result);
}
public ReadOnlyCollection <IPAddress> ToAddresses()
{
SocketAddressList socketAddressList = (SocketAddressList)Marshal.PtrToStructure(this, typeof(SocketAddressList));
IPAddress[] addresses = new IPAddress[socketAddressList.Count];
for (int i = 0; i < addresses.Length; i++)
{
if (!(socketAddressList.Addresses[i].SockAddrLength == Marshal.SizeOf(typeof(sockaddr_in6))))
{
throw Fx.AssertAndThrow("sockAddressLength in SOCKET_ADDRESS expected to be valid");
}
sockaddr_in6 sockAddr = (sockaddr_in6)Marshal.PtrToStructure(socketAddressList.Addresses[i].SockAddr, typeof(sockaddr_in6));
addresses[i] = sockAddr.ToIPAddress();
}
return(Array.AsReadOnly <IPAddress>(addresses));
}
public static SOCKET_ADDRESS_SAFE SocketAddressFromIPEndPoint(IPEndPoint endpoint)
{
SOCKET_ADDRESS_SAFE socketAddress = new SOCKET_ADDRESS_SAFE();
if (endpoint == null)
return socketAddress;
if (endpoint.AddressFamily == AddressFamily.InterNetwork)
{
socketAddress.iSockaddrLength = Marshal.SizeOf(typeof(sockaddr_in));
socketAddress.lpSockAddr = CriticalAllocHandle.FromSize(socketAddress.iSockaddrLength);
sockaddr_in sa = new sockaddr_in();
sa.sin_family = (short)AddressFamily.InterNetwork;
sa.sin_port = (ushort)endpoint.Port;
sa.sin_addr = endpoint.Address.GetAddressBytes();
Marshal.StructureToPtr(sa, (IntPtr)socketAddress.lpSockAddr, false);
}
else if (endpoint.AddressFamily == AddressFamily.InterNetworkV6)
{
socketAddress.iSockaddrLength = Marshal.SizeOf(typeof(sockaddr_in6));
socketAddress.lpSockAddr = CriticalAllocHandle.FromSize(socketAddress.iSockaddrLength);
sockaddr_in6 sa = new sockaddr_in6();
sa.sin6_family = (short)AddressFamily.InterNetworkV6;
sa.sin6_port = (ushort)endpoint.Port;
sa.sin6_addr = endpoint.Address.GetAddressBytes();
sa.sin6_scope_id = (uint)endpoint.Address.ScopeId;
Marshal.StructureToPtr(sa, (IntPtr)socketAddress.lpSockAddr, false);
}
return socketAddress;
}
