1/* 2 * Copyright (c) 2004-2006 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_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. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29#ifndef _HFS_FSCTL_H_ 30#define _HFS_FSCTL_H_ 31 32#include <sys/appleapiopts.h> 33 34#include <sys/param.h> 35#include <sys/ioccom.h> 36#include <sys/time.h> 37 38 39#ifdef __APPLE_API_UNSTABLE 40 41struct hfs_backingstoreinfo { 42 int signature; /* == 3419115 */ 43 int version; /* version of this struct (1) */ 44 int backingfd; /* disk image file (on backing fs) */ 45 int bandsize; /* sparse disk image band size */ 46}; 47 48 49typedef char pathname_t[MAXPATHLEN]; 50 51struct hfs_journal_info { 52 off_t jstart; 53 off_t jsize; 54}; 55 56 57/* HFS FS CONTROL COMMANDS */ 58 59#define HFSIOC_RESIZE_PROGRESS _IOR('h', 1, u_int32_t) 60#define HFS_RESIZE_PROGRESS IOCBASECMD(HFSIOC_RESIZE_PROGRESS) 61 62#define HFSIOC_RESIZE_VOLUME _IOW('h', 2, u_int64_t) 63#define HFS_RESIZE_VOLUME IOCBASECMD(HFSIOC_RESIZE_VOLUME) 64 65#define HFSIOC_CHANGE_NEXT_ALLOCATION _IOWR('h', 3, u_int32_t) 66#define HFS_CHANGE_NEXT_ALLOCATION IOCBASECMD(HFSIOC_CHANGE_NEXT_ALLOCATION) 67/* Magic value for next allocation to use with fcntl to set next allocation 68 * to zero and never update it again on new block allocation. 69 */ 70#define HFS_NO_UPDATE_NEXT_ALLOCATION 0xffffFFFF 71 72#define HFSIOC_GETCREATETIME _IOR('h', 4, time_t) 73#define HFS_GETCREATETIME IOCBASECMD(HFSIOC_GETCREATETIME) 74 75#define HFSIOC_SETBACKINGSTOREINFO _IOW('h', 7, struct hfs_backingstoreinfo) 76#define HFS_SETBACKINGSTOREINFO IOCBASECMD(HFSIOC_SETBACKINGSTOREINFO) 77 78#define HFSIOC_CLRBACKINGSTOREINFO _IO('h', 8) 79#define HFS_CLRBACKINGSTOREINFO IOCBASECMD(HFSIOC_CLRBACKINGSTOREINFO) 80 81#define HFSIOC_BULKACCESS _IOW('h', 9, struct user32_access_t) 82#define HFS_BULKACCESS_FSCTL IOCBASECMD(HFSIOC_BULKACCESS) 83 84/* Unsupported - Previously used to enable/disable ACLs */ 85#define HFSIOC_UNSUPPORTED _IOW('h', 10, int32_t) 86 87#define HFSIOC_PREV_LINK _IOWR('h', 11, u_int32_t) 88#define HFS_PREV_LINK IOCBASECMD(HFSIOC_PREV_LINK) 89 90#define HFSIOC_NEXT_LINK _IOWR('h', 12, u_int32_t) 91#define HFS_NEXT_LINK IOCBASECMD(HFSIOC_NEXT_LINK) 92 93#define HFSIOC_GETPATH _IOWR('h', 13, pathname_t) 94#define HFS_GETPATH IOCBASECMD(HFSIOC_GETPATH) 95/* By default, the path returned by HFS_GETPATH is an absolute path, 96 * i.e. it also contains the mount point of the volume on which the 97 * fileID exists. If the following bit is set, the path returned is 98 * relative to the root of the volume. 99 */ 100#define HFS_GETPATH_VOLUME_RELATIVE 0x1 101 102/* Enable/disable extent-based extended attributes */ 103#define HFSIOC_SET_XATTREXTENTS_STATE _IOW('h', 14, u_int32_t) 104#define HFS_SET_XATTREXTENTS_STATE IOCBASECMD(HFSIOC_SET_XATTREXTENTS_STATE) 105 106#define HFSIOC_EXT_BULKACCESS _IOW('h', 15, struct user32_ext_access_t) 107#define HFS_EXT_BULKACCESS_FSCTL IOCBASECMD(HFSIOC_EXT_BULKACCESS) 108 109#define HFSIOC_MARK_BOOT_CORRUPT _IO('h', 16) 110#define HFS_MARK_BOOT_CORRUPT IOCBASECMD(HFSIOC_MARK_BOOT_CORRUPT) 111 112#define HFSIOC_GET_JOURNAL_INFO _IOR('h', 17, struct hfs_journal_info) 113#define HFS_FSCTL_GET_JOURNAL_INFO IOCBASECMD(HFSIOC_GET_JOURNAL_INFO) 114 115#define HFSIOC_SET_VERY_LOW_DISK _IOW('h', 20, u_int32_t) 116#define HFS_FSCTL_SET_VERY_LOW_DISK IOCBASECMD(HFSIOC_SET_VERY_LOW_DISK) 117 118#define HFSIOC_SET_LOW_DISK _IOW('h', 21, u_int32_t) 119#define HFS_FSCTL_SET_LOW_DISK IOCBASECMD(HFSIOC_SET_LOW_DISK) 120 121#define HFSIOC_SET_DESIRED_DISK _IOW('h', 22, u_int32_t) 122#define HFS_FSCTL_SET_DESIRED_DISK IOCBASECMD(HFSIOC_SET_DESIRED_DISK) 123 124#define HFSIOC_SET_ALWAYS_ZEROFILL _IOW('h', 23, int32_t) 125#define HFS_SET_ALWAYS_ZEROFILL IOCBASECMD(HFSIOC_SET_ALWAYS_ZEROFILL) 126 127#define HFSIOC_VOLUME_STATUS _IOR('h', 24, u_int32_t) 128#define HFS_VOLUME_STATUS IOCBASECMD(HFSIOC_VOLUME_STATUS) 129 130/* Disable metadata zone for given volume */ 131#define HFSIOC_DISABLE_METAZONE _IO('h', 25) 132#define HFS_DISABLE_METAZONE IOCBASECMD(HFSIOC_DISABLE_METAZONE) 133 134/* Change the next CNID value */ 135#define HFSIOC_CHANGE_NEXTCNID _IOWR('h', 26, u_int32_t) 136#define HFS_CHANGE_NEXTCNID IOCBASECMD(HFSIOC_CHANGE_NEXTCNID) 137 138/* Get the low disk space values */ 139#define HFSIOC_GET_VERY_LOW_DISK _IOR('h', 27, u_int32_t) 140#define HFS_FSCTL_GET_VERY_LOW_DISK IOCBASECMD(HFSIOC_GET_VERY_LOW_DISK) 141 142#define HFSIOC_GET_LOW_DISK _IOR('h', 28, u_int32_t) 143#define HFS_FSCTL_GET_LOW_DISK IOCBASECMD(HFSIOC_GET_LOW_DISK) 144 145#define HFSIOC_GET_DESIRED_DISK _IOR('h', 29, u_int32_t) 146#define HFS_FSCTL_GET_DESIRED_DISK IOCBASECMD(HFSIOC_GET_DESIRED_DISK) 147 148#define HFSIOC_GET_WRITE_GEN_COUNTER _IOR('h', 30, u_int32_t) 149#define HFS_GET_WRITE_GEN_COUNTER IOCBASECMD(HFSIOC_GET_WRITE_GEN_COUNTER) 150 151/* revisiond uses this to allocate a doc-id for files from Cab and earlier systems that are marked tracked but don't have a doc-id */ 152#define HFS_DOCUMENT_ID_ALLOCATE 0x1 153 154#define HFSIOC_GET_DOCUMENT_ID _IOR('h', 31, u_int32_t) 155#define HFS_GET_DOCUMENT_ID IOCBASECMD(HFSIOC_GET_DOCUMENT_ID) 156 157/* revisiond only uses this when something transforms in a way the kernel can't track such as "foo.rtf" -> "foo.rtfd" */ 158#define HFSIOC_TRANSFER_DOCUMENT_ID _IOW('h', 32, u_int32_t) 159#define HFS_TRANSFER_DOCUMENT_ID IOCBASECMD(HFSIOC_TRANSFER_DOCUMENT_ID) 160 161#endif /* __APPLE_API_UNSTABLE */ 162 163#endif /* ! _HFS_FSCTL_H_ */ 164