xnu-2050.22.13.tar.gz

[apple/xnu.git] / bsd / hfs / hfs_mount.h

diff --git a/bsd/hfs/hfs_mount.h b/bsd/hfs/hfs_mount.h
index 06afe6df853bd51ccd4ba1db49b91220c5a65ab2..ca4f8703ff09e1467a7e0d76eb1d904f343c7949 100644 (file)
--- a/bsd/hfs/hfs_mount.h
+++ b/bsd/hfs/hfs_mount.h
@@ -1,23 +1,29 @@
 /*
- * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * 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.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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 OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * Copyright (c) 1997-2002 Apple Computer, Inc. All Rights Reserved
@@ -44,18 +50,37 @@
 
 #ifdef __APPLE_API_UNSTABLE
 struct hfs_mount_args {
+#ifndef KERNEL
        char    *fspec;                 /* block special device to mount */
-       struct  export_args export;     /* network export information */
+#endif
        uid_t   hfs_uid;                /* uid that owns hfs files (standard HFS only) */
        gid_t   hfs_gid;                /* gid that owns hfs files (standard HFS only) */
        mode_t  hfs_mask;               /* mask to be applied for hfs perms  (standard HFS only) */
-       u_long  hfs_encoding;           /* encoding for this volume (standard HFS only) */
+       u_int32_t hfs_encoding; /* encoding for this volume (standard HFS only) */
        struct  timezone hfs_timezone;  /* user time zone info (standard HFS only) */
-       int     flags;                  /* mounting flags, see below */
+       int             flags;                  /* mounting flags, see below */
+       int     journal_tbuffer_size;   /* size in bytes of the journal transaction buffer */
+       int             journal_flags;          /* flags to pass to journal_open/create */
+       int             journal_disable;        /* don't use journaling (potentially dangerous) */
 };
 
 #define HFSFSMNT_NOXONFILES    0x1     /* disable execute permissions for files */
 #define HFSFSMNT_WRAPPER       0x2     /* mount HFS wrapper (if it exists) */
+#define HFSFSMNT_EXTENDED_ARGS  0x4     /* indicates new fields after "flags" are valid */
+
+/*
+ * Sysctl values for HFS
+ */
+#define HFS_ENCODINGBIAS       1           /* encoding matching CJK bias */
+#define HFS_EXTEND_FS          2
+#define HFS_ENCODINGHINT       3           /* guess encoding for string */
+#define HFS_ENABLE_JOURNALING   0x082969
+#define HFS_DISABLE_JOURNALING  0x031272
+#define HFS_GET_JOURNAL_INFO    0x6a6e6c69
+#define HFS_SET_PKG_EXTENSIONS  0x121031
+#define HFS_REPLAY_JOURNAL     0x6a6e6c72
+#define HFS_ENABLE_RESIZE_DEBUG 4      /* enable debug code for volume resizing */
+
 #endif /* __APPLE_API_UNSTABLE */
 
 #endif /* ! _HFS_MOUNT_H_ */