/// <summary>
/// Logs the specified user on to the local computer
/// </summary>
/// <param name="userName">The userName of the user to be impersonated</param>
/// <param name="domain">The domain of the user</param>
/// <param name="password">The password of the user</param>
/// <param name="loadUserProfile">Indicates whether to load user profile or not</param>
private void LogOn(string userName, string domain, string password, bool loadUserProfile)
{
Logger.Instance.WriteMethodEntry(EventIdentifier.LogOnUserLogOn, "Domain: {0}. UserName: {1}. LoadProfile: {2}.", domain, userName, loadUserProfile);
try
{
if (!NativeMethods.LogonUser(userName, domain, password, this.logonType, this.logonProvider, out this.primaryToken))
{
Marshal.ThrowExceptionForHR(Marshal.GetHRForLastWin32Error());
}
if (!loadUserProfile)
{
return;
}
NativeMethods.PROFILEINFO profileInfo = new NativeMethods.PROFILEINFO();
profileInfo.dwSize = Marshal.SizeOf(profileInfo);
profileInfo.lpUserName = userName;
profileInfo.lpServerName = domain;
profileInfo.dwFlags = NativeMethods.PI_NOUI;
if (!NativeMethods.LoadUserProfile(this.Token, ref profileInfo) || profileInfo.hProfile == IntPtr.Zero)
{
Marshal.ThrowExceptionForHR(Marshal.GetHRForLastWin32Error());
}
this.profileHandle = new SafeRegistryHandle(profileInfo.hProfile, true);
}
finally
{
Logger.Instance.WriteMethodExit(EventIdentifier.LogOnUserLogOn, "Domain: {0}. UserName: {1}. LoadProfile: {2}.", domain, userName, loadUserProfile);
}
}
/// <summary>
/// Releases all resources used by the class and optionally releases the managed resources.
/// </summary>
/// <param name="disposing">true to release both managed and unmanaged resources; false to release only unmanaged resources.</param>
private void Dispose(bool disposing)
{
Logger.Instance.WriteMethodEntry(EventIdentifier.LogOnUserDispose, "Disposing: {0}.", disposing);
try
{
if (!this.disposed)
{
if (disposing)
{
if (this.profileHandle != null)
{
NativeMethods.UnloadUserProfile(this.Token, this.UserProfileHandle);
this.profileHandle.Dispose();
this.profileHandle = null;
}
if (this.primaryToken != null)
{
this.primaryToken.Dispose();
this.primaryToken = null;
}
}
}
this.disposed = true;
}
finally
{
Logger.Instance.WriteMethodExit(EventIdentifier.LogOnUserDispose, "Disposing: {0}.", disposing);
}
}
