/// <summary>
/// Send a packet asynchronously
/// </summary>
/// <param name="packet">SNI packet</param>
/// <param name="callback">Completion callback</param>
/// <returns>SNI error code</returns>
public uint SendAsync(SNIPacket packet, SNIAsyncCallback callback)
{
lock (this)
{
return(_lowerHandle.SendAsync(packet, false, callback));
}
}
/// <summary>
/// Send a packet asynchronously
/// </summary>
/// <param name="packet">SNI packet</param>
/// <param name="callback">Completion callback</param>
/// <returns>SNI error code</returns>
public uint SendAsync(SNIPacket packet, SNIAsyncCallback callback)
{
using (TrySNIEventScope.Create(nameof(SNIMarsConnection)))
{
lock (DemuxerSync)
{
return(_lowerHandle.SendAsync(packet, callback));
}
}
}
/// <summary>
/// Send a packet asynchronously
/// </summary>
/// <param name="packet">SNI packet</param>
/// <param name="callback">Completion callback</param>
/// <returns>SNI error code</returns>
public uint SendAsync(SNIPacket packet, SNIAsyncCallback callback)
{
long scopeID = SqlClientEventSource.Log.TrySNIScopeEnterEvent("<sc.SNI.SNIMarsConnection.SendAsync |SNI|INFO|SCOPE> SendAsync");
try
{
lock (this)
{
return(_lowerHandle.SendAsync(packet, callback));
}
}
finally
{
SqlClientEventSource.Log.TrySNIScopeLeaveEvent(scopeID);
}
}
/// <summary>
/// Send a packet
/// </summary>
/// <param name="handle">SNI handle</param>
/// <param name="packet">SNI packet</param>
/// <param name="sync">true if synchronous, false if asynchronous</param>
/// <returns>SNI error status</returns>
internal uint WritePacket(SNIHandle handle, SNIPacket packet, bool sync)
{
uint result;
if (sync)
{
result = handle.Send(packet);
handle.ReturnPacket(packet);
}
else
{
result = handle.SendAsync(packet);
}
return(result);
}
/// <summary>
/// Send a packet
/// </summary>
/// <param name="handle">SNI handle</param>
/// <param name="packet">SNI packet</param>
/// <param name="sync">true if synchronous, false if asynchronous</param>
/// <returns>SNI error status</returns>
public uint WritePacket(SNIHandle handle, SNIPacket packet, bool sync)
{
uint result;
if (sync)
{
result = handle.Send(packet);
packet.Release();
}
else
{
result = handle.SendAsync(packet, true);
}
return(result);
}
/// <summary>
/// Send a packet asynchronously
/// </summary>
/// <param name="packet">SNI packet</param>
/// <param name="callback">Completion callback</param>
/// <returns>SNI error code</returns>
public uint SendAsync(SNIPacket packet, SNIAsyncCallback callback)
{
long scopeID = SqlClientEventSource.Log.TrySNIScopeEnterEvent(s_className);
try
{
lock (this)
{
return(_lowerHandle.SendAsync(packet, callback));
}
}
finally
{
SqlClientEventSource.Log.TrySNIScopeLeaveEvent(scopeID);
}
}
/// <summary>
/// Send a packet
/// </summary>
/// <param name="handle">SNI handle</param>
/// <param name="packet">SNI packet</param>
/// <param name="sync">true if synchronous, false if asynchronous</param>
/// <returns>SNI error status</returns>
public uint WritePacket(SNIHandle handle, SNIPacket packet, bool sync)
{
SNIPacket clonedPacket = packet.Clone();
uint result;
if (sync)
{
result = handle.Send(clonedPacket);
clonedPacket.Dispose();
}
else
{
result = handle.SendAsync(clonedPacket, true);
}
return(result);
}
/// <summary>
/// Send a packet
/// </summary>
/// <param name="handle">SNI handle</param>
/// <param name="packet">SNI packet</param>
/// <param name="sync">true if synchronous, false if asynchronous</param>
/// <returns>SNI error status</returns>
internal uint WritePacket(SNIHandle handle, SNIPacket packet, bool sync)
{
uint result;
if (sync)
{
result = handle.Send(packet);
handle.ReturnPacket(packet);
}
else
{
result = handle.SendAsync(packet);
}
SqlClientEventSource.Log.TryTraceEvent("SNIProxy.WritePacket | Info | Session Id {0}, SendAsync Result {1}", handle?.ConnectionId, result);
return(result);
}
internal override uint WritePacket(PacketHandle packetHandle, bool sync)
{
uint result;
SNIHandle handle = Handle;
SNIPacket packet = packetHandle.ManagedPacket;
if (sync)
{
result = handle.Send(packet);
handle.ReturnPacket(packet);
}
else
{
result = handle.SendAsync(packet);
}
SqlClientEventSource.Log.TryTraceEvent("TdsParserStateObjectManaged.WritePacket | Info | Session Id {0}, SendAsync Result {1}", handle?.ConnectionId, result);
return(result);
}