1/*
2 * Copyright (c) 2001-2007 Apple Inc. All Rights Reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23/*
24 *  BLSetOpenFirmwareBootDeviceForMountPoint.c
25 *  bless
26 *
27 *  Created by Shantonu Sen <ssen@apple.com> on Tue Apr 17 2001.
28 *  Copyright (c) 2001-2007 Apple Inc. All Rights Reserved.
29 *
30 *  $Id: BLSetOpenFirmwareBootDeviceForMountPoint.c,v 1.14 2006/02/20 22:49:57 ssen Exp $
31 *
32 */
33#include <stdlib.h>
34#include <stdio.h>
35#include <unistd.h>
36#include <sys/param.h>
37#include <sys/stat.h>
38
39#include "bless.h"
40#include "bless_private.h"
41
42#define NVRAM "/usr/sbin/nvram"
43
44int BLSetOpenFirmwareBootDeviceForMountPoint(BLContextPtr context, const char * mountpoint) {
45    char           mntfrm[MAXPATHLEN];
46    int err;
47    struct stat sb;
48
49    err = stat(mountpoint, &sb);
50    if(err) {
51      contextprintf(context, kBLLogLevelError,  "Can't stat mount point %s\n", mountpoint );
52      return 1;
53    }
54
55    if(devname(sb.st_dev, S_IFBLK) == NULL) {
56            return 2;
57    }
58
59    snprintf(mntfrm, MAXPATHLEN, "/dev/%s", devname(sb.st_dev, S_IFBLK));
60    return BLSetOpenFirmwareBootDevice(context, mntfrm);
61}
62
63