/*
 * Copyright 2010, Haiku, Inc. All Rights Reserved.
 * Distributed under the terms of the MIT License.
 */
#ifndef _NETWORK_DEVICE_H
#define _NETWORK_DEVICE_H


#include <net/if.h>

#include <NetworkAddress.h>


class BNetworkAddress;


struct wireless_network {
	char				name[32];
	BNetworkAddress		address;
	uint8				noise_level;
	uint8				signal_strength;
	uint32				flags;
	uint32				authentication_mode;
	uint32				cipher;
	uint32				group_cipher;
	uint32				key_mode;
};

// flags
#define B_NETWORK_IS_ENCRYPTED			0x01
#define B_NETWORK_IS_PERSISTENT			0x02

// authentication modes
enum {
	B_NETWORK_AUTHENTICATION_NONE		= 0,
	B_NETWORK_AUTHENTICATION_WEP		= 1,
	B_NETWORK_AUTHENTICATION_WPA		= 2,
	B_NETWORK_AUTHENTICATION_WPA2		= 3,
	B_NETWORK_AUTHENTICATION_EAP		= 4
};

// cipher algorithms
enum {
	B_NETWORK_CIPHER_NONE				= 0x01,
	B_NETWORK_CIPHER_WEP_40				= 0x02,
	B_NETWORK_CIPHER_WEP_104			= 0x04,
	B_NETWORK_CIPHER_TKIP				= 0x08,
	B_NETWORK_CIPHER_CCMP				= 0x10,
	B_NETWORK_CIPHER_AES_128_CMAC		= 0x20
};

// key modes
enum {
	B_KEY_MODE_IEEE802_1X				= 0x0001,
	B_KEY_MODE_PSK						= 0x0002,
	B_KEY_MODE_NONE						= 0x0004,
	B_KEY_MODE_FT_IEEE802_1X			= 0x0020,
	B_KEY_MODE_FT_PSK					= 0x0040,
	B_KEY_MODE_IEEE802_1X_SHA256		= 0x0080,
	B_KEY_MODE_PSK_SHA256				= 0x0100,
	B_KEY_MODE_WPS						= 0x0200
};

// eap encapsulation method (IEEE 802.1x)
enum {
	B_NETWORK_EAP_ENCAPSULATION_NONE	= 0x0000,
	B_NETWORK_EAP_ENCAPSULATION_PEAP	= 0x0001,
	B_NETWORK_EAP_ENCAPSULATION_TLS		= 0x0002
};


class BNetworkDevice {
public:
								BNetworkDevice();
								BNetworkDevice(const char* name);
								~BNetworkDevice();

			void				Unset();
			void				SetTo(const char* name);

			const char*			Name() const;
			bool				Exists() const;
			uint32				Index() const;

			uint32				Flags() const;
			bool				HasLink() const;

			int32				CountMedia() const;
			int32				GetMediaAt(int32 index) const;

			int32				Media() const;
			status_t			SetMedia(int32 media);

			status_t			GetHardwareAddress(BNetworkAddress& address);

			bool				IsEthernet();
			bool				IsWireless();

			status_t			Scan(bool wait = true,
									bool forceRescan = true);

			status_t			GetNextNetwork(uint32& cookie,
									wireless_network& network);
			status_t			GetNetwork(const char* name,
									wireless_network& network);
			status_t			GetNetwork(const BNetworkAddress& address,
									wireless_network& network);

			status_t			JoinNetwork(const char* name,
									const char* password = NULL);
			status_t			JoinNetwork(const wireless_network& network,
									const char* password = NULL);
			status_t			JoinNetwork(const BNetworkAddress& address,
									const char* password = NULL);

			status_t			LeaveNetwork(const char* name);
			status_t			LeaveNetwork(const wireless_network& network);
			status_t			LeaveNetwork(const BNetworkAddress& address);

			status_t			GetNextAssociatedNetwork(uint32& cookie,
									wireless_network& network);
			status_t			GetNextAssociatedNetwork(uint32& cookie,
									BNetworkAddress& address);

private:
			char				fName[IF_NAMESIZE];
};


#endif	// _NETWORK_DEVICE_H