public bool RecvAsync()
{
// 写入数据内容
int lastPos = RecvBuffer.Position;
RecvBuffer.WriteBytes(RecvEventArgs.Buffer, RecvEventArgs.Offset, RecvEventArgs.BytesTransferred);
RecvBuffer.Clear(RecvBuffer.Position - lastPos); // Position位置回退
BytesTransferred = BytesTransferred + RecvEventArgs.BytesTransferred;
bool result = true;
while (BytesTransferred >= sizeof(short))
{
// 包头检查
short head = RecvBuffer.ReadInt16();
if (head != Packet.HEAD)
{
App.Logger.Error("包头错误, 关闭远程连接!");
return(false);
}
BytesTransferred = BytesTransferred - sizeof(short);
// 包长
int length = RecvBuffer.ReadInt32();
if ((length > 1024 * 1024) | (RecvBuffer.Position > BufferSize))
{
// 最大缓存保护
App.Logger.Error("字节流溢出,即将关闭远程连接!");
return(false);
}
BytesTransferred = BytesTransferred - sizeof(int);
lastPos = RecvBuffer.Position;
Packet.Serialization(RecvBuffer, false);
RecvBuffer.Clear(RecvBuffer.Position - lastPos);
Packet oPacket = PacketFactory.CreatePacket(Packet.PacketID);
if (oPacket != null)
{
lastPos = RecvBuffer.Position;
oPacket.Serialization(RecvBuffer, false);
int oDataLength = RecvBuffer.Position - lastPos;
BytesTransferred = BytesTransferred - oDataLength;
// 接收包
oPacket.state = this;
AsyncNet.Recive(oPacket);
}
else
{
App.Logger.Error("协议解析出错, 即将关闭远程连接");
return(false);
}
}
return(result);
}
public void Clear()
{
mSendAsync = false;
RecvBuffer.Clear(RecvBuffer.Position);
SendBuffer.ClearPacket();
}
public void Clear()
{
isSending = false;
RecvBuffer.Clear(RecvBuffer.Position);
SendBuffer.ClearPacket();
}
public bool RecvAsync()
{
lock (sync)
{
// 写入数据内容
int lastPos = RecvBuffer.Position;
RecvBuffer.WriteBytes(RecvEventArgs.Buffer, RecvEventArgs.Offset, RecvEventArgs.BytesTransferred);
RecvBuffer.Clear(RecvBuffer.Position - lastPos); // Position位置回退
BytesTransferred = BytesTransferred + RecvEventArgs.BytesTransferred;
bool result = true;
int byteLenght = 0;
// 当字节长度大于一个包头时进行处理
while (BytesTransferred >= sizeof(short))
{
// 包头检查
short head = RecvBuffer.ReadInt16();
if (head != HEAD)
{
App.Error("包头错误, 关闭远程连接!");
return(false);
}
BytesTransferred = BytesTransferred - sizeof(short);
byteLenght = byteLenght + sizeof(short);
// 包长
int length = RecvBuffer.ReadInt32();
if ((length > 1024 * 1024) | (RecvBuffer.Position > BufferSize))
{
// 最大缓存保护
App.Error("字节流溢出,即将关闭远程连接!");
return(false);
}
BytesTransferred = BytesTransferred - sizeof(int);
byteLenght = byteLenght + sizeof(int);
lastPos = RecvBuffer.Position;
int packetID = RecvBuffer.ReadInt32();
RecvBuffer.Clear(RecvBuffer.Position - lastPos);
IPacket oPacket = PacketMgr.CreatePacket(packetID);
try
{
lastPos = RecvBuffer.Position;
oPacket.Serialization(RecvBuffer, false);
int oDataLength = RecvBuffer.Position - lastPos;
BytesTransferred = BytesTransferred - oDataLength;
byteLenght = byteLenght + oDataLength;
// 接收包
oPacket.SetOwner(Owner);
oPacket.SetSession(this);
PacketMgr.Push(oPacket);
}
catch (Exception e)
{
App.Error("协议解析出错, 即将关闭远程连接\n{0}", e);
return(false);
}
}
RecvBuffer.Clear(byteLenght);
return(result);
}
}