/// <summary>
/// 处理接收数据，数据来自客户端SocketAsyncEventArgs对象
/// </summary>
/// <param name="receiveEventArgs"></param>
private void TCPServerProcessReceive(SocketAsyncEventArgs receiveEventArgs)
{
if (receiveEventArgs.SocketError != SocketError.Success)
{
TCPServerCloseClientSocket(receiveEventArgs);
}
SocketUserToKen _SocketUserToKen = receiveEventArgs.UserToken as SocketUserToKen;
/* 需要处理的字节数 */
int remainingBytesToProcess = receiveEventArgs.BytesTransferred;
if (remainingBytesToProcess > 0)
{
bool _ReceivePending = _SocketUserToKen.Socket.ReceiveAsync(receiveEventArgs);
if (!_ReceivePending)
{
TCPServerProcessReceive(receiveEventArgs); /* 递归调用，直到receiveSocket上没有数据为止（全部接收完毕） */
}
}
else
{
TCPServerCloseClientSocket(receiveEventArgs); /* 客户端已经关闭连接 */
}
}
/// <summary>
/// 关闭客户端SocketAsyncEventArgs对象
/// </summary>
/// <param name="acceptEventArgs"></param>
private void TCPServerCloseClientSocket(SocketAsyncEventArgs acceptEventArgs)
{
SocketUserToKen _SocketUserToKen = acceptEventArgs.UserToken as SocketUserToKen;
/* 在连接区移除客户端的IP结点信息 */
_SocketUserToKen.Socket.Close();
_TCPServerSocketAsyncEventArgsPool.Push(acceptEventArgs);
TCPServerSemaphoreConnections.Release();
}
/// <summary>
/// 处理发送数据，数据发送给客户端SocketAsyncEventArgs对象
/// </summary>
/// <param name="sendEventArgs"></param>
private void TCPServerProcessSend(SocketAsyncEventArgs sendEventArgs)
{
if (sendEventArgs.SocketError != SocketError.Success)
{
TCPServerCloseClientSocket(sendEventArgs);
}
SocketUserToKen _SocketUserToKen = sendEventArgs.UserToken as SocketUserToKen;
bool _SendPending = _SocketUserToKen.Socket.SendAsync(sendEventArgs);
if (!_SendPending)
{
TCPServerProcessSend(sendEventArgs); /* 递归调用，直到sendSocket上没有数据为止（全部发送完毕） */
}
}