public void SendStart()
{
lock (lockObject)
{
// 전송이 아직 완료된 상태가 아니므로 데이터만 가져오고 큐에서 제거하진 않는다.
IRequestItem packet = sendQueue.Peek();
//총 크기
byte[] headerBuffer = packet.RequestPacketHearder;
byte[] buffer = new byte[headerBuffer.Length + packet.PacketBuffer.Length];
// 이번에 보낼 패킷 사이즈 만큼 버퍼 크기를 설정하고
SendArgs.SetBuffer(SendArgs.Offset, buffer.Length);
//Copy
Buffer.BlockCopy(headerBuffer, 0, buffer, 0, headerBuffer.Length);
Buffer.BlockCopy(packet.PacketBuffer, 0, buffer, headerBuffer.Length, packet.PacketBuffer.Length);
// 패킷 내용을 SocketAsyncEventArgs버퍼에 복사한다.
Buffer.BlockCopy(buffer, 0, SendArgs.Buffer, SendArgs.Offset, buffer.Length);
// 비동기 전송 시작.
bool pending = Socket.SendAsync(SendArgs);
if (!pending)
{
SendProcess(SendArgs);
}
}
}
public Task <int> SendAsync(byte[] buffer, int offset, int count)
{
var tcs = new TaskCompletionSource <int>();
SendArgs.SetBuffer(buffer, offset, count);
SendArgs.UserToken = tcs;
Socket.SendAsync(SendArgs);
return(tcs.Task);
}
public Task <int> SendAsync(byte[] buffer, int offset, int count)
{
var tcs = new TaskCompletionSource <int>();
SendArgs.SetBuffer(buffer, offset, count);
SendArgs.UserToken = tcs;
if (!Socket.SendAsync(SendArgs))
{
return(Task.FromResult(SendArgs.BytesTransferred));
}
return(tcs.Task);
}
protected override void Send(byte[] buffer)
{
try
{
//设置发送内容
SendArgs.SetBuffer(buffer, 0, buffer.Length);
//异步发送 如果没有回调事件 直接处理
if (!Socket.SendToAsync(SendArgs))
{
SendCompleted();
}
}
catch (Exception e)
{
Console.WriteLine("UToken-send : " + e.Message);
}
}