/*
 * Copyright (c) 2015 2016, Intel Corporation
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   * Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *   * Neither the name of Intel Corporation nor the names of its contributors
 *     may be used to endorse or promote products derived from this software
 *     without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * This file contains utility methods used by the WMI Provider
 */

#ifndef _WMIUTILITIES_H_
#define _WMIUTILITIES_H_

#include <string>
#include <iostream>
#include <fstream>
#include <stdio.h>
#include <windows.h>

namespace convert
{
	/*!
	 * Convert a std::string to std::wstring
	 * @param str
	 * 		The string to convert
	 * @return
	 * 		std::wstring version of the std::string
	 */
	std::wstring str_to_wstr(const std::string& str);
	/*!
	 * Convert a std::wstring to std::string
	 * @param wstr
	 * 		wstring to convert
	 * @return
	 * 		std::string version of the std::wstring
	 */
	std::string wstr_to_str(const std::wstring& wstr);
}

/*!
 * Impersonate the client
 */
HRESULT STDMETHODCALLTYPE Impersonate();
/*!
 * Get COM impersonation level of caller.
 * @return impersonation level
 */
DWORD GetCurrentImpersonationLevel ();
#endif
