/*
 * Copyright 2007 Oliver Ruiz Dorantes, oliver.ruiz.dorantes_at_gmail.com
 * Copyright 2008 Mika Lindqvist, monni1995_at_gmail.com
 * All rights reserved. Distributed under the terms of the MIT License.
 */
#ifndef _BDADDR_UTILS_H
#define _BDADDR_UTILS_H

#include <stdio.h>
#include <string.h>

#include <bluetooth/bluetooth.h>

namespace Bluetooth {

class bdaddrUtils {

public:
	static inline bdaddr_t NullAddress()
	{
		return ((bdaddr_t) {{0, 0, 0, 0, 0, 0}});
	}


	static inline bdaddr_t LocalAddress()
	{
		return ((bdaddr_t) {{0, 0, 0, 0xff, 0xff, 0xff}});
	}


	static inline bdaddr_t BroadcastAddress()
	{
		return ((bdaddr_t) {{0xff, 0xff, 0xff, 0xff, 0xff, 0xff}});
	}


	static bool Compare(const bdaddr_t& ba1, const bdaddr_t& ba2)
	{
		return (memcmp(&ba1, &ba2, sizeof(bdaddr_t)) == 0);
	}


	static void Copy(bdaddr_t& dst, const bdaddr_t& src)
	{
		memcpy(&dst, &src, sizeof(bdaddr_t));
	}

	static char* ToString(const bdaddr_t bdaddr)
	{
		// TODO: not safe
		static char str[18];

		sprintf(str,"%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X",bdaddr.b[5],
				bdaddr.b[4], bdaddr.b[3], bdaddr.b[2], bdaddr.b[1],
				bdaddr.b[0]);
		return str;
	}


	static bdaddr_t FromString(const char * addr)
	{
		uint8 b0, b1, b2, b3, b4, b5;

		if (addr != NULL) {
			size_t count = sscanf(addr, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
						&b5, &b4, &b3, &b2, &b1, &b0);

			if (count == 6)
				return ((bdaddr_t) {{b0, b1, b2, b3, b4, b5}});
		}

		return NullAddress();
	}

};

}


#ifndef _BT_USE_EXPLICIT_NAMESPACE
using Bluetooth::bdaddrUtils;
#endif


#endif // _BDADDR_UTILS_H