public Task <byte[]> RecvAsync()
{
var tcs = new TaskCompletionSource <byte[]>();
// 如果有缓存的包,从缓存中取
if (this.recvQueue.Count > 0)
{
byte[] bytes = this.recvQueue.Dequeue();
tcs.TrySetResult(bytes);
}
// 没有缓存封包,设置回调等待
else
{
this.Received = eEvent =>
{
if (eEvent.Type == EventType.Disconnect)
{
tcs.TrySetException(new UException("socket disconnected in receive"));
}
using (UPacket packet = new UPacket(eEvent.Packet))
{
byte[] bytes = packet.Bytes;
tcs.TrySetResult(bytes);
}
};
}
return(tcs.Task);
}
public void SendAsync(byte[] data, byte channelID = 0, PacketFlags flags = PacketFlags.Reliable)
{
UPacket packet = new UPacket(data, flags);
NativeMethods.ENetPeerSend(this.peerPtr, channelID, packet.PacketPtr);
// enet_peer_send函数会自动删除packet,设置为0,防止Dispose或者析构函数再次删除
packet.PacketPtr = IntPtr.Zero;
}
internal void OnReceived(ENetEvent eNetEvent)
{
// 如果应用层还未调用readasync则将包放到缓存队列
if (this.Received == null)
{
using (UPacket packet = new UPacket(eNetEvent.Packet))
{
byte[] bytes = packet.Bytes;
this.recvQueue.Enqueue(bytes);
}
}
else
{
Action <ENetEvent> localReceived = this.Received;
this.Received = null;
// 此调用将让await ReadAsync返回,所以null必须在此之前设置
localReceived(eNetEvent);
}
}
internal void OnReceived(ENetEvent eNetEvent)
{
// 如果应用层还未调用readasync则将包放到缓存队列
if (this.Received == null)
{
using (UPacket packet = new UPacket(eNetEvent.Packet))
{
byte[] bytes = packet.Bytes;
this.recvQueue.Enqueue(bytes);
}
}
else
{
Action<ENetEvent> localReceived = this.Received;
this.Received = null;
// 此调用将让await ReadAsync返回,所以null必须在此之前设置
localReceived(eNetEvent);
}
}
public Task<byte[]> RecvAsync()
{
var tcs = new TaskCompletionSource<byte[]>();
// 如果有缓存的包,从缓存中取
if (this.recvQueue.Count > 0)
{
byte[] bytes = this.recvQueue.Dequeue();
tcs.TrySetResult(bytes);
}
// 没有缓存封包,设置回调等待
else
{
this.Received = eEvent =>
{
if (eEvent.Type == EventType.Disconnect)
{
tcs.TrySetException(new UException("socket disconnected in receive"));
}
using (UPacket packet = new UPacket(eEvent.Packet))
{
byte[] bytes = packet.Bytes;
tcs.TrySetResult(bytes);
}
};
}
return tcs.Task;
}
public void SendAsync(byte[] data, byte channelID = 0, PacketFlags flags = PacketFlags.Reliable)
{
UPacket packet = new UPacket(data, flags);
NativeMethods.ENetPeerSend(this.peerPtr, channelID, packet.PacketPtr);
// enet_peer_send函数会自动删除packet,设置为0,防止Dispose或者析构函数再次删除
packet.PacketPtr = IntPtr.Zero;
}
