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/*

 * Copyright (c) 2009 Lukas Mejdrech

 * All rights reserved.

 *

 * 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.

 * - The name of the author may not be used to endorse or promote products

 *   derived from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.

 */

/** @addtogroup net

 *  @{

 */

/** @file

 */

#ifndef __NET_MESSAGES_H__

#define __NET_MESSAGES_H__

#include <async.h>

#include <ipc/ipc.h>

#include <ipc/services.h>

#include "include/device.h"

#include "structures/measured_strings.h"

#include "structures/packet/packet.h"

#define NET_NETIF_COUNT		8

#define NET_NET_COUNT		9

#define NET_NIL_COUNT		7

#define NET_ETH_COUNT		0

#define NET_IL_COUNT		4

#define NET_IP_COUNT		0

#define NET_ARP_COUNT		4

#define NET_RARP_COUNT		0

#define NET_ICMP_COUNT		0

#define NET_UDP_COUNT		0

#define NET_TCP_COUNT		0

#define NET_PACKET_COUNT	5

#define NET_SOCKET_COUNT	0

#define NET_FIRST			2000

#define NET_NETIF_FIRST		NET_FIRST

#define NET_NETIF_LAST		( NET_NETIF_FIRST + NET_NETIF_COUNT )

#define NET_NET_FIRST		( NET_NETIF_LAST + 0 )

#define NET_NET_LAST		( NET_NET_FIRST + NET_NET_COUNT )

#define NET_NIL_FIRST		( NET_NET_LAST + 0 )

#define NET_NIL_LAST		( NET_NIL_FIRST + NET_NIL_COUNT )

#define NET_ETH_FIRST		( NET_NIL_LAST + 0 )

#define NET_ETH_LAST		( NET_ETH_FIRST + NET_ETH_COUNT )

#define NET_IL_FIRST		( NET_ETH_LAST + 0 )

#define NET_IL_LAST			( NET_IL_FIRST + NET_IL_COUNT )

#define NET_IP_FIRST		( NET_IL_LAST + 0 )

#define NET_IP_LAST			( NET_IP_FIRST + NET_IP_COUNT )

#define NET_ARP_FIRST		( NET_IP_LAST + 0 )

#define NET_ARP_LAST		( NET_ARP_FIRST + NET_ARP_COUNT )

#define NET_RARP_FIRST		( NET_ARP_LAST + 0 )

#define NET_RARP_LAST		( NET_RARP_FIRST + NET_RARP_COUNT )

#define NET_ICMP_FIRST		( NET_RARP_LAST + 0 )

#define NET_ICMP_LAST		( NET_ICMP_FIRST + NET_ICMP_COUNT )

#define NET_UDP_FIRST		( NET_ICMP_LAST + 0 )

#define NET_UDP_LAST		( NET_UDP_FIRST + NET_UDP_COUNT )

#define NET_TCP_FIRST		( NET_UDP_LAST + 0 )

#define NET_TCP_LAST		( NET_TCP_FIRST + NET_TCP_COUNT )

#define NET_SOCKET_FIRST	( NET_TCP_LAST + 0 )

#define NET_SOCKET_LAST		( NET_SOCKET_FIRST + NET_SOCKET_COUNT )

#define NET_PACKET_FIRST	( NET_SOCKET_LAST + 0 )

#define NET_PACKET_LAST		( NET_PACKET_FIRST + NET_PACKET_COUNT )

#define NET_LAST			NET_PACKET_LAST

#define NET_COUNT			( NET_LAST - NET_FIRST )

#define IS_IN_INTERVAL( item, first_inclusive, last_exclusive )	((( item ) >= ( first_inclusive )) && (( item ) < ( last_exclusive )))

#define IS_NET_MESSAGE( call )			IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_FIRST, NET_LAST )

#define IS_NET_NET_MESSAGE( call )		IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_NET_FIRST, NET_NET_LAST )

#define IS_NET_NIL_MESSAGE( call )		IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_NIL_FIRST, NET_NIL_LAST )

#define IS_NET_ETH_MESSAGE( call )		IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_ETH_FIRST, NET_ETH_LAST )

#define IS_NET_IL_MESSAGE( call )		IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_IL_FIRST, NET_IL_LAST )

#define IS_NET_IP_MESSAGE( call )		IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_IP_FIRST, NET_IP_LAST )

#define IS_NET_ARP_MESSAGE( call )		IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_ARP_FIRST, NET_ARP_LAST )

#define IS_NET_RARP_MESSAGE( call )		IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_RARP_FIRST, NET_RARP_LAST )

#define IS_NET_UDP_MESSAGE( call )		IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_UDP_FIRST, NET_UDP_LAST )

#define IS_NET_TCP_MESSAGE( call )		IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_TCP_FIRST, NET_TCP_LAST )

#define IS_NET_SOCKET_MESSAGE( call )	IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_SOCKET_FIRST, NET_SOCKET_LAST )

#define IS_NET_PACKET_MESSAGE( call )	IS_IN_INTERVAL( IPC_GET_METHOD( * call ), NET_PACKET_FIRST, NET_PACKET_LAST )

/** Returns the device identifier message parameter.

 */

#define IPC_GET_DEVICE( call )		( device_id_t ) IPC_GET_ARG1( * call )

/** Returns the packet identifier message parameter.

 */

#define IPC_GET_PACKET( call )		( packet_id_t ) IPC_GET_ARG2( * call )

#define IPC_GET_COUNT( call )		( int ) IPC_GET_ARG2( * call )

#define IPC_GET_STATE( call )		( device_state_t ) IPC_GET_ARG2( * call )

/** Returns the device driver service message parameter.

 */

#define IPC_GET_SERVICE( call )		( services_t ) IPC_GET_ARG3( * call )

#define IPC_GET_TARGET( call )		( services_t ) IPC_GET_ARG3( * call )

#define IPC_GET_SENDER( call )		( services_t ) IPC_GET_ARG3( * call )

#define IPC_GET_PHONE( call )		( int ) IPC_GET_ARG5( * call )

#define IPC_SET_ADDR( answer )		(( size_t * ) & IPC_GET_ARG1( * answer ))

#define IPC_SET_PREFIX( answer )	(( size_t * ) & IPC_GET_ARG2( * answer ))

#define IPC_SET_CONTENT( answer )	(( size_t * ) & IPC_GET_ARG3( * answer ))

#define IPC_SET_SUFFIX( answer )	(( size_t * ) & IPC_GET_ARG4( * answer ))

typedef enum {

	/* () not supported, registers new device */

	NET_NET_DEVICE = NET_NET_FIRST,

	/* ( NULL, count ), measured_strings_send( names ), measured_strings_return( values ) */

	NET_NET_GET_CONF,

	/* ( device_id, count ), measured_strings_send( names ), measured_strings_return( values ) */

	NET_NET_GET_DEVICE_CONF,

	/* () not supported, measured_strings_send( names ), measured_strings_send( values ) */

	NET_NET_SET_CONF,

	/* ( device_id, count ) not supported, measured_strings_send( names ), measured_strings_send( values ) */

	NET_NET_SET_DEVICE_CONF,

	/* () */

	NET_NET_STARTUP,

	/* ( device_id ) */

	NET_NET_START,

	/* ( device_id ) */

	NET_NET_STOP,

	/* ( device_id ) ipc_data_read( stats ) */

	NET_NET_STATS,

} net_messages;

static inline int generic_get_addr( int phone, int message, device_id_t device_id, measured_string_ref * address, char ** data ){

	aid_t			message_id;

	ipcarg_t		result;

	int				string;

	if( !( address && data )) return EBADMEM;

	message_id = async_send_1( phone, ( ipcarg_t ) message, ( ipcarg_t ) device_id, NULL );

	string = measured_strings_return( phone, address, data, 1 );

	async_wait_for( message_id, & result );

	if(( string == EOK ) && ( result != EOK )){

		free( * address );

		free( * data );

	}

	return ( int ) result;

}

static inline int	generic_translate_req( int phone, int message, device_id_t device_id, services_t service, measured_string_ref configuration, size_t count, measured_string_ref * translation, char ** data ){

	aid_t			message_id;

	ipcarg_t		result;

	int				string;

	if( !( configuration && ( count > 0 ))) return EINVAL;

	if( !( translation && data )) return EBADMEM;

	message_id = async_send_3( phone, ( ipcarg_t ) message, ( ipcarg_t ) device_id, ( ipcarg_t ) count, ( ipcarg_t ) service, NULL );

	measured_strings_send( phone, configuration, count );

	string = measured_strings_return( phone, translation, data, count );

	async_wait_for( message_id, & result );

	if(( string == EOK ) && ( result != EOK )){

		free( * translation );

		free( * data );

	}

	return ( int ) result;

}

static inline int	generic_send_msg( int phone, int message, device_id_t device_id, packet_id_t packet_id, services_t sender ){

	async_msg_3( phone, ( ipcarg_t ) message, ( ipcarg_t ) device_id, ( ipcarg_t ) packet_id, ( ipcarg_t ) sender );

	return EOK;

}

static inline int	generic_packet_size_req( int phone, int message, device_id_t device_id, size_t * addr_len, size_t * prefix, size_t * content, size_t * suffix ){

	return ( int ) async_req_1_4( phone, ( ipcarg_t ) message, ( ipcarg_t ) device_id, ( ipcarg_t * ) addr_len, ( ipcarg_t * ) prefix, ( ipcarg_t * ) content, ( ipcarg_t * ) suffix );

}

static inline int	generic_device_state_msg( int phone, int message, device_id_t device_id, int state ){

	async_msg_2( phone, ( ipcarg_t ) message, ( ipcarg_t ) device_id, ( ipcarg_t ) state );

	return EOK;

}

static inline int	generic_received_msg( int phone, int message, device_id_t device_id, packet_id_t packet_id, services_t target ){

	async_msg_3( phone, ( ipcarg_t ) message, ( ipcarg_t ) device_id, ( ipcarg_t ) packet_id, ( ipcarg_t ) target );

	return EOK;

}

static inline int	generic_device_req( int phone, int message, device_id_t device_id, int arg2, services_t service ){

	return ( int ) async_req_3_0( phone, ( ipcarg_t ) message, ( ipcarg_t ) device_id, ( ipcarg_t ) arg2, ( ipcarg_t ) service );

}

#endif

/** @}

 */