private void ThreadSend()
{
byte[] sendBuffer = new byte[BufferSize];
while (!m_Abort && IsConnected())
{
PacketSender packetSender;
lock (m_QueueToSend.SyncRoot)
{
while (m_QueueToSend.Count <= 0 && !m_Abort)
{
Monitor.Wait(m_QueueToSend.SyncRoot);
}
if (m_Abort)
{
break;
}
packetSender = (PacketSender)m_QueueToSend.Dequeue();
}
bool bSendCompress = false;
int packetSize = PacketHeaderSize;
if (m_bEnableSendCompress)
{
//(1)先压缩
byte[] dataCompress;
MiniLZO.Compress(packetSender.data, out dataCompress);
//(2)判断长度是否比不压缩的更长
bSendCompress = dataCompress.Length < packetSender.data.Length;
if (bSendCompress)//发送压缩数据
{
//压缩的头两个字节,第16位指明是否压缩，剩下的15位是长度
int compressDataHead = dataCompress.Length | CompressFlag;
byte[] packetSizeBytes = BitConverter.GetBytes((ushort)compressDataHead);
Array.Copy(packetSizeBytes, 0, sendBuffer, 0, PacketLenSize);
Array.Copy(dataCompress, 0, sendBuffer, PacketLenSize, dataCompress.Length);
packetSize += dataCompress.Length;
}
}
//不被压缩的发原来的数据
if (!bSendCompress)
{
int compressDataHead = packetSender.data.Length;
byte[] packetSizeBytes = BitConverter.GetBytes((ushort)compressDataHead);
Array.Copy(packetSizeBytes, 0, sendBuffer, 0, PacketLenSize);
Array.Copy(packetSender.data, 0, sendBuffer, PacketLenSize, packetSender.data.Length);
packetSize += packetSender.data.Length;
}
SocketError error;
m_Connection.Send(sendBuffer, 0, packetSize, SocketFlags.None, out error);
if (error != SocketError.Success)
{
UnityEngine.Debug.LogErrorFormat("Send message error:{0}", error.ToString());
}
}
}
private void ThreadReceive()
{
var packetBuffer = new PacketBuffer();
while (!m_Abort && IsConnected())
{
try
{
int num = m_Connection.Receive(packetBuffer.buffer, packetBuffer.len, BufferSize - packetBuffer.len, SocketFlags.None);
if (num > 0)
{
packetBuffer.len += num;
int index = 0;
for (; index + PacketHeaderSize <= packetBuffer.len;)
{
UInt16 packetLen = BitConverter.ToUInt16(packetBuffer.buffer, index);
bool isCompress = (packetLen & CompressFlag) != 0;
packetLen &= (CompressFlag - 1);
if (index + packetLen + PacketLenSize > packetBuffer.len)
{
break;
}
UInt16 packetId = 0;
byte[] message;
if (isCompress)
{
uint decompressLen = 0;
MiniLZO.Decompress(packetBuffer.buffer, index + PacketLenSize, packetLen,
m_DecompressData, ref decompressLen);
//packetId = BitConverter.ToUInt16(m_DecompressData, 0);
message = new byte[decompressLen];
Array.Copy(m_DecompressData, message, message.Length);
}
else
{
//packetId = BitConverter.ToUInt16(packetBuffer.buffer, index + PacketLenSize);
int messageLength = packetLen;
message = new byte[messageLength];
Array.Copy(packetBuffer.buffer, index + PacketHeaderSize, message, 0, messageLength);
}
if (SocketMessageReceived != null)
{
SocketMessageReceived(this,
new SocketMessageReceived(packetId, message, (UInt16)message.Length));
}
index += packetLen + PacketLenSize;
}
int remainSize = packetBuffer.len - index;
if (remainSize > 0)
{
Array.Copy(packetBuffer.buffer, index, packetBuffer.swapBuffer, 0, remainSize);
byte[] temp = packetBuffer.buffer;
packetBuffer.buffer = packetBuffer.swapBuffer;
packetBuffer.swapBuffer = temp;
}
packetBuffer.len = remainSize;
}
else
{
if (CloseHandler != null)
{
CloseHandler(this, new EventArgs());
}
break;
}
}
catch (SocketException e)
{
m_Abort = true;
UnityEngine.Debug.LogErrorFormat("ThreadReceive error:{0}", e.ToString());
ConnectError(this, new EventArgs());
}
catch (OverflowException e)
{
m_Abort = true;
UnityEngine.Debug.LogErrorFormat("ThreadReceive error:{0}", e.ToString());
ConnectError(this, new EventArgs());
}
}
}
