public override int PrepareShutdown()
{
int result;
var shutdownState = this.shutdownState;
switch (shutdownState)
{
case ShutdownState.NotStarted:
this.shutdownState = ShutdownState.ShuttingDown;
/* remove event handlers when preparing shutdown, to prevent recursive issues */
this.RemoveEventHandlers();
new Thread(BruteForceSaveAll).Start();
result = 1;
break;
case ShutdownState.ShuttingDown:
result = 1;
break;
default:
result = base.PrepareShutdown();
break;
}
return(result);
}
public bool Shutdown(bool waitForReply)
{
if (shutdownState == ShutdownState.Error)
{
return(false);
}
else if (shutdownState == ShutdownState.Closed)
{
return(true);
}
var ret = native_openssl_shutdown(handle);
if (ret == 1)
{
shutdownState = ShutdownState.Closed;
return(true);
}
if (!waitForReply)
{
shutdownState = ShutdownState.SentShutdown;
return(false);
}
ret = native_openssl_shutdown(handle);
if (ret != 1)
{
throw new IOException("Shutdown failed.");
}
shutdownState = ShutdownState.Closed;
return(true);
}
public void Cleanup()
{
ShutdownState = ShutdownState.Finished;
CleanupSendState(this);
Handle?.Dispose();
Marshal.FreeHGlobal(SendQuicBuffers);
SendQuicBuffers = IntPtr.Zero;
if (StateGCHandle.IsAllocated)
{
StateGCHandle.Free();
}
ConnectionState?.RemoveStream(null);
}
/// <summary>
/// This is part of an attempt to stop the 'do you want to save' popups; save
/// everything we've touched, whether or not we've set anything on it.
/// </summary>
private void BruteForceSaveAll()
{
try
{
/* brute force save everything. Not happy about this... */
foreach (var syncState in this.ItemsSyncState)
{
this.SaveItem(syncState.OutlookItem);
}
}
finally
{
this.shutdownState = ShutdownState.Completed;
}
}
bool Shutdown_internal(bool waitForReply)
{
Debug("SHUTDOWN: {0} {1}", shutdownState, waitForReply);
if (shutdownState == ShutdownState.Error)
{
return(false);
}
else if (shutdownState == ShutdownState.Closed)
{
return(true);
}
try {
var ret = native_openssl_shutdown(handle);
Debug("SHUTDOWN #1: {0}", ret);
if (ret == 1)
{
shutdownState = ShutdownState.Closed;
return(true);
}
if (!waitForReply)
{
shutdownState = ShutdownState.SentShutdown;
return(false);
}
ret = native_openssl_shutdown(handle);
Debug("SHUTDOWN #2: {0}", ret);
if (ret != 1)
{
throw new IOException("Shutdown failed.");
}
shutdownState = ShutdownState.Closed;
return(true);
} finally {
lockReadState = 0;
}
}
bool Shutdown_internal (bool waitForReply)
{
Debug ("SHUTDOWN: {0} {1}", shutdownState, waitForReply);
if (shutdownState == ShutdownState.Error)
return false;
else if (shutdownState == ShutdownState.Closed)
return true;
try {
var ret = native_openssl_shutdown (handle);
Debug ("SHUTDOWN #1: {0}", ret);
if (ret == 1) {
shutdownState = ShutdownState.Closed;
return true;
}
if (!waitForReply) {
shutdownState = ShutdownState.SentShutdown;
return false;
}
ret = native_openssl_shutdown (handle);
Debug ("SHUTDOWN #2: {0}", ret);
if (ret != 1)
throw new IOException ("Shutdown failed.");
shutdownState = ShutdownState.Closed;
return true;
} finally {
lockReadState = 0;
}
}
public bool Shutdown (bool waitForReply)
{
if (shutdownState == ShutdownState.Error)
return false;
else if (shutdownState == ShutdownState.Closed)
return true;
var ret = native_openssl_shutdown (handle);
if (ret == 1) {
shutdownState = ShutdownState.Closed;
return true;
}
if (!waitForReply) {
shutdownState = ShutdownState.SentShutdown;
return false;
}
ret = native_openssl_shutdown (handle);
if (ret != 1)
throw new IOException ("Shutdown failed.");
shutdownState = ShutdownState.Closed;
return true;
}