text: /*
   * Copyright (c) 2004-2006 Apple Computer, Inc. All rights reserved.
   *
   * @APPLE_OSREFERENCE_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. The rights granted to you under the License
   * may not be used to create, or enable the creation or redistribution of,
   * unlawful or unlicensed copies of an Apple operating system, or to
   * circumvent, violate, or enable the circumvention or violation of, any
   * terms of an Apple operating system software license agreement.
   * 
   * 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_OSREFERENCE_LICENSE_HEADER_END@
   */
  
  #ifndef _HFS_FSCTL_H_
  #define _HFS_FSCTL_H_
  
  #include <sys/appleapiopts.h>
  
  #include <sys/param.h>
  #include <sys/ioccom.h>
  #include <sys/time.h>
  
  
  #ifdef __APPLE_API_UNSTABLE
  
  struct hfs_backingstoreinfo {
  	int  signature;   /* == 3419115 */
  	int  version;     /* version of this struct (1) */
  	int  backingfd;   /* disk image file (on backing fs) */
  	int  bandsize;    /* sparse disk image band size */
  };
  
  
  typedef char pathname_t[MAXPATHLEN];
  
  struct hfs_journal_info {
  	off_t	jstart;
  	off_t	jsize;
  };
  
  
  /* HFS FS CONTROL COMMANDS */
  
  #define HFSIOC_RESIZE_PROGRESS  _IOR('h', 1, u_int32_t)
  #define HFS_RESIZE_PROGRESS  IOCBASECMD(HFSIOC_RESIZE_PROGRESS)
  
  #define HFSIOC_RESIZE_VOLUME  _IOW('h', 2, u_int64_t)
  #define HFS_RESIZE_VOLUME  IOCBASECMD(HFSIOC_RESIZE_VOLUME)
  
  #define HFSIOC_CHANGE_NEXT_ALLOCATION  _IOWR('h', 3, u_int32_t)
  #define HFS_CHANGE_NEXT_ALLOCATION  IOCBASECMD(HFSIOC_CHANGE_NEXT_ALLOCATION)
  /* Magic value for next allocation to use with fcntl to set next allocation
   * to zero and never update it again on new block allocation.
   */
  #define HFS_NO_UPDATE_NEXT_ALLOCATION 	0xffffFFFF
  
  #define HFSIOC_GETCREATETIME  _IOR('h', 4, time_t)
  #define HFS_GETCREATETIME  IOCBASECMD(HFSIOC_GETCREATETIME)
  
  #define HFSIOC_SETBACKINGSTOREINFO  _IOW('h', 7, struct hfs_backingstoreinfo)
  #define HFS_SETBACKINGSTOREINFO  IOCBASECMD(HFSIOC_SETBACKINGSTOREINFO)
  
  #define HFSIOC_CLRBACKINGSTOREINFO  _IO('h', 8)
  #define HFS_CLRBACKINGSTOREINFO  IOCBASECMD(HFSIOC_CLRBACKINGSTOREINFO)
  
  #define HFSIOC_BULKACCESS _IOW('h', 9, struct user32_access_t)
  #define HFS_BULKACCESS_FSCTL IOCBASECMD(HFSIOC_BULKACCESS)
  
  /* Unsupported - Previously used to enable/disable ACLs */
  #define HFSIOC_UNSUPPORTED  _IOW('h', 10, int32_t)
  
  #define HFSIOC_PREV_LINK  _IOWR('h', 11, u_int32_t)
  #define HFS_PREV_LINK  IOCBASECMD(HFSIOC_PREV_LINK)
  
  #define HFSIOC_NEXT_LINK  _IOWR('h', 12, u_int32_t)
  #define HFS_NEXT_LINK  IOCBASECMD(HFSIOC_NEXT_LINK)
  
  #define HFSIOC_GETPATH  _IOWR('h', 13, pathname_t)
  #define HFS_GETPATH  IOCBASECMD(HFSIOC_GETPATH)
  
  /* Enable/disable extent-based extended attributes */
  #define HFSIOC_SET_XATTREXTENTS_STATE  _IOW('h', 14, u_int32_t)
  #define HFS_SET_XATTREXTENTS_STATE  IOCBASECMD(HFSIOC_SET_XATTREXTENTS_STATE)
  
  #define HFSIOC_EXT_BULKACCESS _IOW('h', 15, struct user32_ext_access_t)
  #define HFS_EXT_BULKACCESS_FSCTL IOCBASECMD(HFSIOC_EXT_BULKACCESS)
  
  #define HFSIOC_MARK_BOOT_CORRUPT _IO('h', 16)
  #define HFS_MARK_BOOT_CORRUPT IOCBASECMD(HFSIOC_MARK_BOOT_CORRUPT)
  
  #define HFSIOC_GET_JOURNAL_INFO	_IOR('h', 17, struct hfs_journal_info)
  #define	HFS_FSCTL_GET_JOURNAL_INFO	IOCBASECMD(HFSIOC_GET_JOURNAL_INFO)
  
  #define HFSIOC_SET_VERY_LOW_DISK _IOW('h', 20, u_int32_t)
  #define HFS_FSCTL_SET_VERY_LOW_DISK IOCBASECMD(HFSIOC_SET_VERY_LOW_DISK)
  
  #define HFSIOC_SET_LOW_DISK _IOW('h', 21, u_int32_t)
  #define HFS_FSCTL_SET_LOW_DISK IOCBASECMD(HFSIOC_SET_LOW_DISK)
  
  #define HFSIOC_SET_DESIRED_DISK _IOW('h', 22, u_int32_t)
  #define HFS_FSCTL_SET_DESIRED_DISK IOCBASECMD(HFSIOC_SET_DESIRED_DISK)
  
  #define HFSIOC_SET_ALWAYS_ZEROFILL _IOW('h', 23, int32_t)
  #define HFS_SET_ALWAYS_ZEROFILL IOCBASECMD(HFSIOC_SET_ALWAYS_ZEROFILL)
  
  #define HFSIOC_VOLUME_STATUS  _IOR('h', 24, u_int32_t)
  #define HFS_VOLUME_STATUS  IOCBASECMD(HFSIOC_VOLUME_STATUS)
  
  /* Disable metadata zone for given volume */
  #define HFSIOC_DISABLE_METAZONE	_IO('h', 25)
  #define HFS_DISABLE_METAZONE	IOCBASECMD(HFSIOC_DISABLE_METAZONE)
  
  /* Change the next CNID value */
  #define HFSIOC_CHANGE_NEXTCNID	_IOWR('h', 26, u_int32_t)
  #define HFS_CHANGE_NEXTCNID		IOCBASECMD(HFSIOC_CHANGE_NEXTCNID)
  	
  /* Get the low disk space values */
  #define	HFSIOC_GET_VERY_LOW_DISK	_IOR('h', 27, u_int32_t)
  #define	HFS_FSCTL_GET_VERY_LOW_DISK	IOCBASECMD(HFSIOC_GET_VERY_LOW_DISK)
  
  #define	HFSIOC_GET_LOW_DISK	_IOR('h', 28, u_int32_t)
  #define	HFS_FSCTL_GET_LOW_DISK	IOCBASECMD(HFSIOC_GET_LOW_DISK)
  
  #define	HFSIOC_GET_DESIRED_DISK	_IOR('h', 29, u_int32_t)
  #define	HFS_FSCTL_GET_DESIRED_DISK	IOCBASECMD(HFSIOC_GET_DESIRED_DISK)
  
  #endif /* __APPLE_API_UNSTABLE */
  
  #endif /* ! _HFS_FSCTL_H_ */
  