/// <summary>
/// 接收TCP的线程
/// </summary>
/// <param name="sender">调用者</param>
/// <param name="e">参数</param>
private unsafe void acceptHandleTCP(object sender, SocketAsyncEventArgs e)
{
try {
Socket socket = e.AcceptSocket;
e.AcceptSocket = null;
SOCKDATA data = new SOCKDATA();
data.m_socket = socket;
int socketID = (int)socket.Handle;
data.m_hSocket = socketID;
m_datas[socketID] = data;
String remoteIP = ((IPEndPoint)socket.RemoteEndPoint).Address.ToString();
int remotePort = ((IPEndPoint)socket.RemoteEndPoint).Port;
String szAccept = String.Format("accept:{0}:{1}", remoteIP, remotePort);
FCServerSockets.writeServerLog((int)socketID, m_hSocket, 1, szAccept);
SocketAsyncEventArgs args = new SocketAsyncEventArgs();
args.Completed += new EventHandler <SocketAsyncEventArgs>(onIoCompleted);
args.SetBuffer(new byte[1024], 0, 1024);
args.AcceptSocket = socket;
if (!socket.ReceiveAsync(args))
{
processReceive(args);
}
beginAccept(e);
} catch (Exception ex) {
}
}
private void processReceive(SocketAsyncEventArgs e)
{
try {
if (e.BytesTransferred > 0)
{
if (e.SocketError == SocketError.Success)
{
byte[] buffer = e.Buffer;
int socketID = (int)e.AcceptSocket.Handle;
SOCKDATA data = m_datas[socketID];
if (data != null)
{
data.m_buffer = e.Buffer;
data.m_len = e.BytesTransferred;
int state = recv(data);
if (state == -1)
{
data.m_socket.Close();
FCServerSockets.writeServerLog((int)socketID, m_hSocket, 2, "socket exit");
m_datas[socketID] = null;
return;
}
}
}
}
int socketID2 = (int)e.AcceptSocket.Handle;
SOCKDATA data2 = m_datas[socketID2];
data2.m_socket.Close();
m_datas[socketID2] = null;
FCServerSockets.writeServerLog(socketID2, m_hSocket, 2, "socket exit");
} catch (Exception ex) {
}
}
/// <summary>
/// 接收数据
/// </summary>
/// <param name="data">数据</param>
/// <returns>状态</returns>
public int recv(SOCKDATA data)
{
if (!data.m_submit)
{
if (data.m_len == 1024 && data.m_buffer[0] == 'm' && data.m_buffer[1] == 'i' && data.m_buffer[2] == 'a' && data.m_buffer[3] == 'o')
{
data.m_submit = true;
return(1);
}
else
{
return(-1);
}
}
int intSize = 4;
data.m_index = 0;
while (data.m_index < data.m_len)
{
int diffSize = 0;
if (!data.m_get)
{
diffSize = intSize - data.m_headSize;
if (diffSize == 0)
{
data.m_head = (((data.m_buffer[data.m_index] | (data.m_buffer[data.m_index + 1] << 8)) | (data.m_buffer[data.m_index + 2] << 0x10)) | (data.m_buffer[data.m_index + 3] << 0x18));
}
else
{
for (int i = 0; i < diffSize; i++)
{
data.m_headStr[data.m_headSize + i] = data.m_buffer[i];
}
data.m_head = (((data.m_headStr[0] | (data.m_headStr[1] << 8)) | (data.m_headStr[2] << 0x10)) | (data.m_headStr[3] << 0x18));
}
if (data.m_str != null)
{
data.m_str = null;
}
data.m_str = new byte[data.m_head];
if (diffSize > 0)
{
for (int i = 0; i < data.m_headSize; i++)
{
data.m_str[i] = data.m_headStr[i];
}
data.m_pos += data.m_headSize;
data.m_headSize = intSize;
}
}
data.m_bufferRemain = data.m_len - data.m_index;
data.m_strRemain = data.m_head - data.m_pos;
data.m_get = data.m_strRemain > data.m_bufferRemain;
int remain = Math.Min(data.m_strRemain, data.m_bufferRemain);
Array.Copy(data.m_buffer, data.m_index, data.m_str, data.m_pos, remain);
data.m_pos += remain;
data.m_index += remain;
if (!data.m_get)
{
FCServerSockets.recvClientMsg(data.m_hSocket, m_hSocket, data.m_str, data.m_head);
data.m_head = 0;
data.m_pos = 0;
if (data.m_len - data.m_index == 0 || data.m_len - data.m_index >= intSize)
{
data.m_headSize = intSize;
}
else
{
data.m_headSize = data.m_bufferRemain - data.m_strRemain;
for (int j = 0; j < data.m_headSize; j++)
{
data.m_headStr[j] = data.m_buffer[data.m_index + j];
}
break;
}
}
}
return(1);
}