// 发送数据
void SendAndSwap()
{
// 没数据可发送
lock (c)
{
if (sb.Available == 0 || !c.Connected)
{
isSending = false;
return;
}
// 交换缓冲
WriteBuffer tmp = sendingBuffer;
sendingBuffer = sb;
sendingOffset = 0;
tmp.Clear();
sb = tmp;
isSending = true;
try
{
c.BeginSend(sendingBuffer.Data, 0, sendingBuffer.Available, SocketFlags.None, OnSent, null);
}
catch (Exception ex)
{
Close(ex.Message);
}
}
}
static WriteBuffer AllocWriteBuffer()
{
WriteBuffer buff = null;
if (WriteBufferPool.Count > 0)
{
buff = WriteBufferPool.Dequeue() as WriteBuffer;
buff.Clear();
}
else
{
buff = new WriteBuffer(true);
}
return(buff);
}
// 创建当前消息的应答
public IWriteableBuffer BeginResponse(long responseID)
{
WriteBuffer buff = null;
if (WriteBufferPool.Count > 0)
{
buff = WriteBufferPool.Dequeue() as WriteBuffer;
buff.Clear();
}
else
{
buff = new WriteBuffer(true);
}
buff.IsUsing = true;
buff.Reserve(sizeof(int));
buff.Write(responseID);
return(buff);
}
// 在指定 id 的连接上发送请求
public IWriteableBuffer BeginRequest(string componentName, Action <IReadableBuffer> cb, Action <bool> expiredProcess)
{
WriteBuffer buff = null;
if (WriteBufferPool.Count > 0)
{
buff = WriteBufferPool.Dequeue() as WriteBuffer;
buff.Clear();
}
else
{
buff = new WriteBuffer(true);
}
buff.IsUsing = true;
buff.Reserve(sizeof(int));
long no = p();
buff.Write(no);
buff.Write(componentName);
// 记录回调处理句柄
CallbackNode cbn = new CallbackNode();
cbn.time = Utils.NowSecond;
cbn.cb = cb;
callbacks[-no] = cbn;
if (expiredProcess != null)
{
usrDefinedExpireProcess[-no] = expiredProcess;
}
return(buff);
}
// 在指定 id 的连接上开始发送消息
public IWriteableBuffer BeginSend(string componentName)
{
WriteBuffer buff = null;
if (WriteBufferPool.Count > 0)
{
buff = WriteBufferPool.Dequeue() as WriteBuffer;
buff.Clear();
}
else
{
buff = new WriteBuffer(true);
}
buff.IsUsing = true;
buff.Reserve(sizeof(int));
long no = p();
buff.Write(no);
buff.Write(componentName);
return(buff);
}
