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 * BLMiscUtilities.c 25 * bless 26 * 27 * Created by Shantonu Sen on Sat Apr 19 2003. 28 * Copyright (c) 2003-2007 Apple Inc. All Rights Reserved. 29 * 30 * $Id: BLMiscUtilities.c,v 1.7 2006/02/20 22:49:56 ssen Exp $ 31 * 32 */ 33 34#include "bless.h" 35#include "bless_private.h" 36 37#include <stdio.h> 38#include <stdlib.h> 39#include <sys/types.h> 40#include <sys/stat.h> 41#include <sys/mount.h> 42 43char * blostype2string(uint32_t type, char buf[5]) 44{ 45 bzero(buf, 5); 46 if(type == 0) return buf; 47 48 sprintf(buf, "%c%c%c%c", 49 (type >> 24)&0xFF, 50 (type >> 16)&0xFF, 51 (type >> 8)&0xFF, 52 (type >> 0)&0xFF); 53 54 return buf; 55} 56 57int blsustatfs(const char *path, struct statfs *buf) 58{ 59 int ret; 60 struct stat sb; 61 char *dev = NULL; 62 63 ret = statfs(path, buf); 64 if(ret) 65 return ret; 66 67 68 ret = stat(path, &sb); 69 if(ret) 70 return ret; 71 72 // figure out the true device we live on 73 dev = devname(sb.st_dev, S_IFBLK); 74 if(dev == NULL) { 75 errno = ENOENT; 76 return -1; 77 } 78 79 snprintf(buf->f_mntfromname, sizeof(buf->f_mntfromname), "/dev/%s", dev); 80 81 return 0; 82} 83 84