protected virtual void Dispose(bool disposing)
{
// Check to see if Dispose has already been called.
if (!_disposed)
{
// If disposing equals true, dispose all managed
// and unmanaged resources.
if (disposing)
{
if (_impersonationContext != null)
{
_impersonationContext.Undo();
_impersonationContext.Dispose();
}
if (_tokenDuplicate != IntPtr.Zero)
{
if (!ImpersinatorNativeMethods.CloseHandle(_tokenDuplicate))
{
// Uncomment if you need to know this case.
////throw new Win32Exception();
}
}
if (_token != IntPtr.Zero)
{
if (!ImpersinatorNativeMethods.CloseHandle(_token))
{
// Uncomment if you need to know this case.
////throw new Win32Exception();
}
}
}
_disposed = true;
}
}
private void Initialize()
{
if (!ImpersinatorNativeMethods.LogonUser(
_username,
_domain,
_password,
ImpersinatorNativeMethods.LogonType.NewCredentials,
ImpersinatorNativeMethods.LogonProvider.Default,
out _token))
{
throw new Win32Exception();
}
if (!ImpersinatorNativeMethods.DuplicateToken(
_token,
ImpersinatorNativeMethods.SecurityImpersonationLevel.Impersonation,
out _tokenDuplicate))
{
throw new Win32Exception();
}
_impersonationContext = new WindowsIdentity(_tokenDuplicate).Impersonate();
// Do stuff with your share here.
}