ldpc.c

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/***************************************************************************
 *    ldpc.c  -  main module for the ldpc_sse2-coder
 *                           -------------------
 *   begin                :  2003
 *   authors              :  ysrini and ggupta
 *   emails               :  email address
 ***************************************************************************/

/***************************************************************************
 *                                Changes
 *                                -------
 * date - name - description
 * 03/08/x - ysrini & ggupta - initial writing
 * 04/03/05 - ineiti - adjusted description
 *
 **************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

/**
 * This is the optimised version of the message-passing LDPC-decoder.
 * SSE2 has been used to speed up the message-passing.
 */

#include "lookup.h"
#include "spc.h"
#include "graphcreate.h"


#define DBG_LVL 4

int rcv_module_init( void );
void rcv_module_exit( void );

int send_module_init( void );
void send_module_exit( void );


/*
 * Just call the two init-functions
 */
int spc_module_init(void) {

  // Call functions to initialise global variables
  //  init_tree();
  lookup_init();
  if( rcv_module_init() < 0 ) {
    PR_DBG( 0, "Couldn't init rcv-part\n" );
    lookup_exit();
    return -1;
  }

  if ( send_module_init() < 0 ) {
    rcv_module_exit();
    lookup_exit();
    PR_DBG( 0, "Couldn't init send-part\n" );
    return -1;
  }

  return 0;
}


/*
 * And call the two exit-funcitons
 */
void spc_module_exit( void ) {
  lookup_exit();
  rcv_module_exit();
  send_module_exit();
}


module_init( spc_module_init );
module_exit( spc_module_exit );