/// <summary> /// Send control packet /// </summary> /// <param name="flags">SMUX header flags</param> private void SendControlPacket(SNISMUXFlags flags) { long scopeID = SqlClientEventSource.Log.TrySNIScopeEnterEvent("SNIMarsHandle.SendControlPacket | SNI | INFO | SCOPE | Entering Scope {0}"); try { SNIPacket packet = RentPacket(headerSize: SNISMUXHeader.HEADER_LENGTH, dataSize: 0); #if DEBUG SqlClientEventSource.Log.TrySNITraceEvent(s_className, EventType.INFO, "MARS Session Id {0}, Packet rented {1}, packet dataLeft {2}", args0: ConnectionId, args1: packet?._id, args2: packet?.DataLeft); #endif lock (this) { SetupSMUXHeader(0, flags); _currentHeader.Write(packet.GetHeaderBuffer(SNISMUXHeader.HEADER_LENGTH)); packet.SetHeaderActive(); } _connection.Send(packet); ReturnPacket(packet); #if DEBUG SqlClientEventSource.Log.TrySNITraceEvent(s_className, EventType.INFO, "MARS Session Id {0}, Packet returned {1}, packet dataLeft {2}", args0: ConnectionId, args1: packet?._id, args2: packet?.DataLeft); ; #endif } finally { SqlClientEventSource.Log.TrySNIScopeLeaveEvent(scopeID); } }
/// <summary> /// Send control packet /// </summary> /// <param name="flags">SMUX header flags</param> private void SendControlPacket(SNISMUXFlags flags) { SNIPacket packet = new SNIPacket(headerSize: SNISMUXHeader.HEADER_LENGTH, dataSize: 0); lock (this) { SetupSMUXHeader(0, flags); _currentHeader.Write(packet.GetHeaderBuffer(SNISMUXHeader.HEADER_LENGTH)); packet.SetHeaderActive(); } _connection.Send(packet); }
/// <summary> /// Send control packet /// </summary> /// <param name="flags">SMUX header flags</param> private void SendControlPacket(SNISMUXFlags flags) { Span <byte> headerBytes = stackalloc byte[SNISMUXHeader.HEADER_LENGTH]; lock (this) { GetSMUXHeaderBytes(0, flags, headerBytes); } SNIPacket packet = new SNIPacket(SNISMUXHeader.HEADER_LENGTH); packet.AppendData(headerBytes); _connection.Send(packet); }
/// <summary> /// Send control packet /// </summary> /// <param name="flags">SMUX header flags</param> private void SendControlPacket(SNISMUXFlags flags) { long scopeID = SqlClientEventSource.Log.SNIScopeEnterEvent("<sc.SNI.SNIMarsHandle.SendControlPacket |SNI|INFO|SCOPE>"); try { SNIPacket packet = new SNIPacket(headerSize: SNISMUXHeader.HEADER_LENGTH, dataSize: 0); lock (this) { SetupSMUXHeader(0, flags); _currentHeader.Write(packet.GetHeaderBuffer(SNISMUXHeader.HEADER_LENGTH)); packet.SetHeaderActive(); } _connection.Send(packet); } finally { SqlClientEventSource.Log.SNIScopeLeaveEvent(scopeID); } }
/// <summary> /// Send control packet /// </summary> /// <param name="flags">SMUX header flags</param> private void SendControlPacket(SNISMUXFlags flags) { using (TrySNIEventScope.Create("SNIMarsHandle.SendControlPacket | SNI | INFO | SCOPE | Entering Scope {0}")) { SNIPacket packet = RentPacket(headerSize: SNISMUXHeader.HEADER_LENGTH, dataSize: 0); #if DEBUG SqlClientEventSource.Log.TrySNITraceEvent(nameof(SNIMarsHandle), EventType.INFO, "MARS Session Id {0}, Packet rented {1}, packet dataLeft {2}", args0: ConnectionId, args1: packet?._id, args2: packet?.DataLeft); #endif lock (this) { SNISMUXHeader header = SetupSMUXHeader(0, flags); header.Write(packet.GetHeaderBuffer(SNISMUXHeader.HEADER_LENGTH)); packet.SetHeaderActive(); } _connection.Send(packet); ReturnPacket(packet); #if DEBUG SqlClientEventSource.Log.TrySNITraceEvent(nameof(SNIMarsHandle), EventType.INFO, "MARS Session Id {0}, Packet returned {1}, packet dataLeft {2}", args0: ConnectionId, args1: packet?._id, args2: packet?.DataLeft); ; #endif } }