/*
 * Copyright (c) 2001 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 *  BLSetOpenFirmwareBootDeviceForMountPoint.c
 *  bless
 *
 *  Created by Shantonu Sen <ssen@apple.com> on Tue Apr 17 2001.
 *  Copyright (c) 2001 Apple Computer, Inc. All rights reserved.
 *
 *  $Id: BLSetOpenFirmwareBootDeviceForMountPoint.c,v 1.4 2002/04/27 17:55:00 ssen Exp $
 *
 *  $Log: BLSetOpenFirmwareBootDeviceForMountPoint.c,v $
 *  Revision 1.4  2002/04/27 17:55:00  ssen
 *  Rewrite output logic to format the string before sending of to logger
 *
 *  Revision 1.3  2002/04/25 07:27:30  ssen
 *  Go back to using errorprint and verboseprint inside library
 *
 *  Revision 1.2  2002/02/23 04:13:06  ssen
 *  Update to context-based API
 *
 *  Revision 1.1  2001/11/16 05:36:47  ssen
 *  Add libbless files
 *
 *  Revision 1.10  2001/11/11 06:20:59  ssen
 *  readding files
 *
 *  Revision 1.8  2001/10/26 04:19:41  ssen
 *  Add dollar Id and dollar Log
 *
 *
 */
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <sys/param.h>
#include <sys/stat.h>

#include "bless.h"

#define NVRAM "/usr/sbin/nvram"

int BLSetOpenFirmwareBootDeviceForMountPoint(BLContext context, unsigned char mountpoint[]) {
    unsigned char           mntfrm[MAXPATHLEN];
    int err;
    struct stat sb;

    err = stat(mountpoint, &sb);
    if(err) {
      contextprintf(context, kBLLogLevelError,  "Can't stat mount point %s\n", mountpoint );
      return 1;
    }

    if(devname(sb.st_dev, S_IFBLK) == NULL) {
            return 2;
    }

    snprintf(mntfrm, MAXPATHLEN, "/dev/%s", devname(sb.st_dev, S_IFBLK));
    return BLSetOpenFirmwareBootDevice(context, mntfrm);
}