public void Release()
{
if (this.IsImpersonated && (Interlocked.Decrement(ref this.refCount) == 0))
{
lock (this.tokenHandle)
{
this.tokenHandle.Close();
this.tokenHandle = null;
}
}
}
public void Release()
{
if (IsImpersonated)
{
Fx.Assert(tokenHandle != null, "The token handle is incorrectly released earlier.");
int currentCount = Interlocked.Decrement(ref refCount);
if (currentCount == 0)
{
lock (tokenHandle)
{
tokenHandle.Close();
tokenHandle = null;
}
}
}
}
public HostedImpersonationContext()
{
if (ServiceHostingEnvironment.AspNetCompatibilityEnabled)
{
int num;
if (SafeNativeMethods.OpenCurrentThreadTokenCritical(TokenAccessLevels.Query | TokenAccessLevels.Impersonate, true, out this.tokenHandle, out num))
{
this.isImpersonated = true;
Interlocked.Increment(ref this.refCount);
}
else
{
CloseInvalidOutSafeHandleCritical(this.tokenHandle);
this.tokenHandle = null;
if (num != 0x3f0)
{
throw FxTrace.Exception.AsError(new Win32Exception(num, System.ServiceModel.Activation.SR.Hosting_ImpersonationFailed));
}
}
}
}
public HostedImpersonationContext()
{
if (ServiceHostingEnvironment.AspNetCompatibilityEnabled)
{
int error;
bool isSuccess = SafeNativeMethods.OpenCurrentThreadTokenCritical(TokenAccessLevels.Query | TokenAccessLevels.Impersonate,
true, out tokenHandle, out error);
if (isSuccess)
{
isImpersonated = true;
Interlocked.Increment(ref refCount);
}
else
{
CloseInvalidOutSafeHandleCritical(tokenHandle);
tokenHandle = null;
if (error != SafeNativeMethods.ERROR_NO_TOKEN)
{
throw FxTrace.Exception.AsError(new Win32Exception(error, SR.Hosting_ImpersonationFailed));
}
}
}
}
