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adf_nativ.c

/*
 * adf_nativ.c
 *
 * $Id$
 *
 *  This file is part of ADFLib.
 *
 *  ADFLib 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.
 *
 *  ADFLib is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with Foobar; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */
 */

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include"adf_str.h"
#include"adf_nativ.h"
#include"adf_err.h"

extern struct Env adfEnv;

/*
 * myInitDevice
 *
 * must fill 'dev->size'
 */
RETCODE myInitDevice(struct Device* dev, char* name,BOOL ro)
{
    struct nativeDevice* nDev;

    nDev = (struct nativeDevice*)dev->nativeDev;

    nDev = (struct nativeDevice*)malloc(sizeof(struct nativeDevice));
    if (!nDev) {
        (*adfEnv.eFct)("myInitDevice : malloc");
        return RC_ERROR;
    }
    dev->nativeDev = nDev;
    if (!ro)
        /* check if device is writable, if not, force readOnly to TRUE */
        dev->readOnly = FALSE;
    else
        /* mount device as read only */
        dev->readOnly = TRUE;

    dev->size = 0;

    return RC_OK;
}


/*
 * myReadSector
 *
 */
RETCODE myReadSector(struct Device *dev, long n, int size, unsigned char* buf)
{
     return RC_OK;   
}


/*
 * myWriteSector
 *
 */
RETCODE myWriteSector(struct Device *dev, long n, int size, unsigned char* buf)
{
    return RC_OK;
}


/*
 * myReleaseDevice
 *
 * free native device
 */
RETCODE myReleaseDevice(struct Device *dev)
{
    struct nativeDevice* nDev;

    nDev = (struct nativeDevice*)dev->nativeDev;

      free(nDev);

    return RC_OK;
}


/*
 * adfInitNativeFct
 *
 */
void adfInitNativeFct()
{
    struct nativeFunctions *nFct;

    nFct = (struct nativeFunctions*)adfEnv.nativeFct;

    nFct->adfInitDevice = myInitDevice ;
    nFct->adfNativeReadSector = myReadSector ;
    nFct->adfNativeWriteSector = myWriteSector ;
    nFct->adfReleaseDevice = myReleaseDevice ;
    nFct->adfIsDevNative = myIsDevNative;
}


/*
 * myIsDevNative
 *
 */
BOOL myIsDevNative(char *devName)
{
    return (strncmp(devName,"/dev/",5)==0);
}
/*##########################################################################*/

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