BLSetOFLabelForDevice.c   [plain text]

/*
 * Copyright (c) 2001-2007 Apple Inc. All Rights Reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The 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, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 *  BLSetOFLabelForDevice.c
 *  bless
 *
 *  Created by Shantonu Sen on Wed Apr 16 2003.
 *  Copyright (c) 2003-2007 Apple Inc. All Rights Reserved.
 *
 *  $Id: BLSetOFLabelForDevice.c,v 1.18 2006/02/20 22:49:55 ssen Exp $
 *
 */

#include <sys/types.h>

#include <CoreFoundation/CoreFoundation.h>

#include "bless.h"
#include "bless_private.h"


int BLSetOFLabelForDevice(BLContextPtr context,
			  const char * device,
			  const CFDataRef label)
{

    int				status;
	BLUpdateBooterFileSpec	array[2];

	bzero(array, sizeof(array));
	
	array[0].version = 0;
	array[0].reqType = kBL_OSTYPE_PPC_TYPE_OFLABEL;
	array[0].reqCreator = kBL_OSTYPE_PPC_CREATOR_CHRP;
	array[0].reqFilename = NULL;
	array[0].payloadData = label;
	array[0].postType = 0; // no type
	array[0].postCreator = 0; // no type
	array[0].foundFile = 0;
	array[0].updatedFile = 0;

	array[1].version = 0;
	array[1].reqType = kBL_OSTYPE_PPC_TYPE_OFLABEL_PLACEHOLDER;
	array[1].reqCreator = kBL_OSTYPE_PPC_CREATOR_CHRP;
	array[1].reqFilename = NULL;
	array[1].payloadData = label;
	array[1].postType = kBL_OSTYPE_PPC_TYPE_OFLABEL;
	array[1].postCreator = 0; // no type
	array[1].foundFile = 0;
	array[1].updatedFile = 0;
	
	status = BLUpdateBooter(context, device, array, 2);
	if(status) {
		contextprintf(context, kBLLogLevelError,  "Error enumerating HFS+ volume\n");		
		return 1;
	}
	
    if(!(array[0].foundFile || array[1].foundFile)) {
		contextprintf(context, kBLLogLevelError,  "No pre-existing OF label found in HFS+ volume\n");
		return 1;
    }
    if(!(array[0].updatedFile || array[1].updatedFile)) {
		contextprintf(context, kBLLogLevelError,  "OF label was not updated\n");
		return 2;
    }

    return 0;
}