core/hfs_mount.h

   1 /*
   2  * Copyright (c) 2000-2015 Apple 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  * Copyright (c) 1997-2002 Apple Inc. All Rights Reserved
  30  *
  31  */
  32
  33 #ifndef _HFS_MOUNT_H_
  34 #define _HFS_MOUNT_H_
  35
  36 #include <sys/appleapiopts.h>
  37
  38 #include <sys/mount.h>
  39 #include <sys/time.h>
  40
  41 /*
  42  * Arguments to mount HFS-based filesystems
  43  */
  44
  45 #define OVERRIDE_UNKNOWN_PERMISSIONS 0
  46
  47 #define UNKNOWNUID ((uid_t)99)
  48 #define UNKNOWNGID ((gid_t)99)
  49 #define UNKNOWNPERMISSIONS (S_IRWXU | S_IROTH | S_IXOTH)                /* 705 */
  50
  51 #ifdef __APPLE_API_UNSTABLE
  52 struct hfs_mount_args {
  53 #ifndef KERNEL
  54         char    *fspec;                 /* block special device to mount */
  55 #endif
  56         uid_t   hfs_uid;                /* uid that owns hfs files (standard HFS only) */
  57         gid_t   hfs_gid;                /* gid that owns hfs files (standard HFS only) */
  58         mode_t  hfs_mask;               /* mask to be applied for hfs perms  (standard HFS only) */
  59         u_int32_t hfs_encoding; /* encoding for this volume (standard HFS only) */
  60         struct  timezone hfs_timezone;  /* user time zone info (standard HFS only) */
  61         int             flags;                  /* mounting flags, see below */
  62         int     journal_tbuffer_size;   /* size in bytes of the journal transaction buffer */
  63         int             journal_flags;          /* flags to pass to journal_open/create */
  64         int             journal_disable;        /* don't use journaling (potentially dangerous) */
  65 };
  66
  67 #define HFSFSMNT_NOXONFILES     0x1     /* disable execute permissions for files */
  68 #define HFSFSMNT_WRAPPER        0x2     /* mount HFS wrapper (if it exists) */
  69 #define HFSFSMNT_EXTENDED_ARGS  0x4     /* indicates new fields after "flags" are valid */
  70
  71 /*
  72  * Sysctl values for HFS
  73  */
  74 #define HFS_ENCODINGBIAS        1           /* encoding matching CJK bias */
  75 #define HFS_EXTEND_FS           2
  76 #define HFS_ENABLE_JOURNALING   0x082969
  77 #define HFS_DISABLE_JOURNALING  0x031272
  78 #define HFS_REPLAY_JOURNAL      0x6a6e6c72
  79 #define HFS_ENABLE_RESIZE_DEBUG 4       /* enable debug code for volume resizing */
  80
  81 #endif /* __APPLE_API_UNSTABLE */
  82
  83 #endif /* ! _HFS_MOUNT_H_ */