Function IsUserAdmin

src/Setup/Setupper/Setupper.cpp:104–132

}

bool IsUserAdmin()
{
	// Проверять нужно только для висты и выше
	if (gOSVer.dwMajorVersion < 6)
		return FALSE;

	BOOL b;
	SID_IDENTIFIER_AUTHORITY NtAuthority = {SECURITY_NT_AUTHORITY};
	PSID AdministratorsGroup;
	b = AllocateAndInitializeSid(
	        &NtAuthority,
	        2,
	        SECURITY_BUILTIN_DOMAIN_RID,
	        DOMAIN_ALIAS_RID_ADMINS,
	        0, 0, 0, 0, 0, 0,
	        &AdministratorsGroup);

	if (b)
	{
		if (!CheckTokenMembership(NULL, AdministratorsGroup, &b))
		{
			b = FALSE;
		}

		FreeSid(AdministratorsGroup);
	}

	return (b != 0);
}

HRESULT CALLBACK Callback(HWND hwnd, UINT uNotification, WPARAM wParam, LPARAM lParam, LONG_PTR dwRefData)
{