protected void SendToAsync(EndPoint endPoint, byte[] data, int offset, int count)
{
if (null == data || data.Length == 0)
{
NetDebug.Log("[NetSocket] SendToAsync, the data can not be null.");
return;
}
if (data.Length > NetDefine.MAX_TCP_MESSAGE_LENGTH)
{
NetDebug.Error("[Netsocket] SendToAsync, the data length:{0} is greater message max length:{1}.",
data.Length,
NetDefine.MAX_TCP_MESSAGE_LENGTH);
return;
}
SocketAsyncEventArgs saea = AllocSAEA();
try
{
EncodeSend(saea, data, offset, count);
saea.RemoteEndPoint = endPoint;
bool willRaiseEvent = socket.SendToAsync(saea);
if (!willRaiseEvent)
{
SendToAsyncCallback(saea);
}
}
catch (Exception ex)
{
NetDebug.Log("[NetSocket] SendToAsync, error:{0}.", ex.Message.ToString());
}
}
private void DecodeReceive(SocketAsyncEventArgs saea)
{
try
{
byte[] buffer = saea.Buffer;
int offset = saea.Offset;
int count = saea.BytesTransferred;
int error = 0;
if (!OnDecodeReceive(buffer, offset, count, saea.RemoteEndPoint, out error))
{
if (error > 0)
{
CloseSAEA(saea);
return;
}
NotifyReceiveMessage(buffer, offset, count, saea.RemoteEndPoint);
}
}
catch (Exception ex)
{
NetDebug.Error("[NetSocket] OnReceive, error: {0}.", ex.Message.ToString());
}
}
public void Write(byte[] data, int offset, int count)
{
if (offset > totalSize || count + offset > totalSize)
{
NetDebug.Error("[SAEABuffer] write error.");
return;
}
Buffer.BlockCopy(data, 0, buffer, offset, count);
}
private SocketAsyncEventArgs AllocSAEA()
{
if (null == saeaMemory)
{
NetDebug.Error("[NetSocket] AllocSAEA, the saea memory is null.");
return(null);
}
return(saeaMemory.Alloc());
}
private void EncodeSend(SocketAsyncEventArgs saea, byte[] data, int offset, int count)
{
try
{
byte[] buffer = saea.Buffer;
int saeaOffset = saea.Offset;
int packCount = count;
if (OnEncodeSend(buffer, saeaOffset, count, data, offset, out packCount))
{
saea.SetBuffer(offset, packCount);
}
else
{
saea.SetBuffer(data, offset, count);
}
}
catch (Exception ex)
{
NetDebug.Error("[NetSocket] OnSend, error: {0}.", ex.Message.ToString());
}
}
protected virtual void SendAsync(byte[] data)
{
if (!ready4Send)
{
NetDebug.Log("[NetSocket] SendAsync, not ready for send.");
return;
}
if (null == data || data.Length == 0)
{
NetDebug.Log("[NetSocket] SendAsync, the data can not be null.");
return;
}
if (data.Length > NetDefine.MAX_MESSAGE_LENGTH)
{
NetDebug.Error("[Netsocket] SendAsync, the data length:{0} is greater message max length:{1}.",
data.Length,
NetDefine.MAX_MESSAGE_LENGTH);
return;
}
SocketAsyncEventArgs saea = AllocSendSAEA();
try
{
EncodeSend(saea, data);
bool willRaiseEvent = socket.SendAsync(saea);
if (!willRaiseEvent)
{
SendAsyncCallback(saea);
}
}
catch (Exception ex)
{
NetDebug.Log("[NetSocket] SendAsync, error:{0}.", ex.Message.ToString());
}
}