public static IAsyncResult BeginReceive(this Socket socket, ByteArray bytes, AsyncCallback callback, object state)
{
Int32 offset = bytes.offset + bytes.size;
Int32 size = bytes.GetFreeLength();
return(socket.BeginReceive(bytes.buffer, offset, size, 0, callback, state));
}
public void Update(Int32 count)
{
if (count <= 0)
{
return;
}
lock (recvBuffer)
{
recvBuffer.Add(count);
while (recvBuffer.size > 0)
{
Int32 totalLen = recvBuffer.size;
if (m_BuildBuffer != null)
{
Int32 remainLen = m_BuildBuffer.GetFreeLength();
Int32 receiveLen = (remainLen <= totalLen ? remainLen : totalLen);
Int32 size = m_BuildBuffer.Add(recvBuffer, 0, receiveLen);
recvBuffer.Remove(size);
if (m_BuildBuffer.GetFreeLength() <= 0)
{
// 已完全接收一条数据
lock (m_DataQueue)
{
m_DataQueue.Enqueue(m_BuildBuffer);
}
m_BuildBuffer = null;
}
}
else if (recvBuffer.size >= 2)
{
Int16 len = LittleEndianByte.GetInt16(recvBuffer);
recvBuffer.Remove(2);
m_BuildBuffer = new ByteArray(len);
}
else
{
// 数据接收完毕或不足凑一个 Int16
break;
}
}
}
}
