transport.pc

simulator for ad hoc

/*
 * GloMoSim is COPYRIGHTED software.  Release 2.02 of GloMoSim is available 
 * at no cost to educational users only.
 *
 * Commercial use of this software requires a separate license.  No cost,
 * evaluation licenses are available for such purposes; please contact
 * [e-mail]
 *
 * By obtaining copies of this and any other files that comprise GloMoSim2.02,
 * you, the Licensee, agree to abide by the following conditions and
 * understandings with respect to the copyrighted software:
 *
 * 1.Permission to use, copy, and modify this software and its documentation
 *   for education and non-commercial research purposes only is hereby granted
 *   to Licensee, provided that the copyright notice, the original author's
 *   names and unit identification, and this permission notice appear on all
 *   such copies, and that no charge be made for such copies. Any entity
 *   desiring permission to use this software for any commercial or
 *   non-educational research purposes should contact: 
 *
 *   Professor Rajive Bagrodia 
 *   University of California, Los Angeles 
 *   Department of Computer Science 
 *   Box 951596 
 *   3532 Boelter Hall 
 *   Los Angeles, CA 90095-1596 
 *   [e-mail]
 *
 * 2.NO REPRESENTATIONS ARE MADE ABOUT THE SUITABILITY OF THE SOFTWARE FOR ANY
 *   PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
 *
 * 3.Neither the software developers, the Parallel Computing Lab, UCLA, or any
 *   affiliate of the UC system shall be liable for any damages suffered by
 *   Licensee from the use of this software.
 */

// Use the latest version of Parsec if this line causes a compiler error.
/*
 * $Id: transport.pc,v 1.20 2001/02/16 04:13:31 jmartin Exp $
 *
 * This files contains initialization function, message processing
 * function, and finalize function used for transport layer.
 */

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

#include "main.h"
#include "message.h"
#include "api.h"
#include "fileio.h"

#include "transport.h"
#include "udp.h"
#include "tcp.h"

/*
 * FUNCTION    GLOMO_TransportInit
 * PURPOSE     Initialization function for the TRANSPORT layer.
 *
 * Parameters:
 *     node:      node being initialized.
 *     nodeInput: structure containing contents of input file
 */
void GLOMO_TransportInit(GlomoNode *node, const GlomoNodeInput *nodeInput)
{
    node->transportData.tcp = NULL;
    node->transportData.udp = NULL;
    
    TransportTcpInit(node, nodeInput);
    TransportUdpInit(node, nodeInput); 
}


/*
 * FUNCTION    GLOMO_TransportFinalize
 * PURPOSE     Called at the end of simulation to collect the results of 
 *             the simulation of the TRANSPORT Layer.
 *
 * Parameter:
 *     node:     node for which results are to be collected.
 */
void GLOMO_TransportFinalize(GlomoNode *node)
{
    TransportUdpFinalize(node); 
    TransportTcpFinalize(node); 
}


/*
 * FUNCTION    GLOMO_TransportLayer
 * PURPOSE     Models the behaviour of the TRANSPORT Layer on receiving the
 *             message
 *
 * Parameters:
 *     node:     node which received the message
 *     msg:      message received by the layer
 */
void GLOMO_TransportLayer(GlomoNode *node, Message *msg)
{
    switch (GLOMO_MsgGetProtocol(msg))
    {
        case TRANSPORT_PROTOCOL_UDP:
            TransportUdpLayer(node, msg);
            break;
       
        case TRANSPORT_PROTOCOL_TCP: 
            TransportTcpLayer(node, msg);
            break;
        
        default:
            assert(FALSE); abort();
            break;
    }
}