/*************************************************************************** *    ofdm.c  -  Orthogonal Frequency Division Multiplex *                           ------------------- *   begin                :  26 th May 2003 *   authors              :  Gaurav Gupta, Y.Srinivasulu *   emails               :  gauravg@iitg.ernet.in,srinivasulu_iitd@yahoo.com ***************************************************************************//*************************************************************************** *                                Changes *                                ------- * date - name - description * 04/03/06 - 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.                                   * *                                                                         * ***************************************************************************//** *  A module to compute the Fast Fourier Transform and its inverse, thus enabling * OFDM transmission. As the scaling of the output of a OFDM is difficult, there * is a manual scaling-factor that can be chosen by the programmer. */#include "spc.h"#define DBG_LVL 4int 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) {  if( rcv_module_init() < 0 ) {    PR_DBG( 0, "Couldn't init rcv-part\n" );    return -1;  }  if ( send_module_init() < 0 ) {    rcv_module_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 ) {  rcv_module_exit();  send_module_exit();}module_init( spc_module_init );module_exit( spc_module_exit );