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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
 */

#include <async.h>
#include <stdio.h>
#include <task.h>

#include <ipc/ipc.h>

#include "err.h"

extern int  module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count );
extern void module_print_name( void );
extern int  module_start( async_client_conn_t client_connection );

void    client_connection( ipc_callid_t iid, ipc_call_t * icall );
int main( int argc, char * argv[] );

/** Default thread for new connections.
 */
void client_connection( ipc_callid_t iid, ipc_call_t * icall ){
    ipc_callid_t    callid;
    ipc_call_t  call;
    ipc_call_t  answer;
    int     count;
    int     res;

    /*
     * Accept the connection
     *  - Answer the first IPC_M_CONNECT_ME_TO call.
     */
    ipc_answer_0( iid, EOK );

    while( true ){
        // refresh data
        count = 0;
        IPC_SET_RETVAL( answer, 0 );
        // just to be precize
        IPC_SET_RETVAL( answer, 0 );
        IPC_SET_ARG1( answer, 0 );
        IPC_SET_ARG2( answer, 0 );
        IPC_SET_ARG3( answer, 0 );
        IPC_SET_ARG4( answer, 0 );
        IPC_SET_ARG5( answer, 0 );

        callid = async_get_call( & call );
        res = module_message( callid, & call, & answer, & count );

        switch( count ){
            case 0:     ipc_answer_0( callid, res );
                    continue;
            case 1:     ipc_answer_1( callid, res, IPC_GET_ARG1( answer ));
                    continue;
            case 2:     ipc_answer_2( callid, res, IPC_GET_ARG1( answer ), IPC_GET_ARG2( answer ));
                    continue;
            case 3:     ipc_answer_3( callid, res, IPC_GET_ARG1( answer ), IPC_GET_ARG2( answer ), IPC_GET_ARG3( answer ));
                    continue;
            case 4:     ipc_answer_4( callid, res, IPC_GET_ARG1( answer ), IPC_GET_ARG2( answer ), IPC_GET_ARG3( answer ), IPC_GET_ARG4( answer ));
                    continue;
            default:    ipc_answer_5( callid, res, IPC_GET_ARG1( answer ), IPC_GET_ARG2( answer ), IPC_GET_ARG3( answer ), IPC_GET_ARG4( answer ), IPC_GET_ARG5( answer ));
                    continue;
        }
    }
}

/** Starts the module.
 *  Parameters are ignored.
 */
int main( int argc, char * argv[] ){
    ERROR_DECLARE;

    printf("\nTask %d - ", task_get_id());
    module_print_name();
    if( ERROR_OCCURRED( module_start( client_connection ))){
        printf( " - ERROR %i", ERROR_CODE );
        return ERROR_CODE;
    }
    return EOK;
}

/** @}
 */