xnu-792.12.6.tar.gz

[apple/xnu.git] / bsd / miscfs / nullfs / null.h

diff --git a/bsd/miscfs/nullfs/null.h b/bsd/miscfs/nullfs/null.h
index 84e0fdf8583a8293b83792db51bd9d5cc73fa874..b2030675ce7c55726df165243bfde8daa27717ef 100644 (file)
--- a/bsd/miscfs/nullfs/null.h
+++ b/bsd/miscfs/nullfs/null.h
@@ -1,26 +1,31 @@
 /*
- * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
+ * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
  * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * @APPLE_LICENSE_OSREFERENCE_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. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
+ * 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
+ *
+ * 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_LICENSE_HEADER_END@
+ *
+ * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  */
 /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
 /*
@@ -78,6 +83,15 @@ struct null_mount {
 };
 
 #ifdef KERNEL
+/* LP64 version of null_args.  all pointers 
+ * grow when we're dealing with a 64-bit process.
+ * WARNING - keep in sync with null_args
+ */
+/* LP64todo - should this move? */
+struct user_null_args {
+       user_addr_t             target; /* Target of loopback  */
+};
+
 /*
  * A cache of vnode references
  */
@@ -87,13 +101,13 @@ struct null_node {
        struct vnode            *null_vnode;    /* Back pointer */
 };
 
-extern int null_node_create __P((struct mount *mp, struct vnode *target, struct vnode **vpp));
+extern int null_node_create(struct mount *mp, struct vnode *target, struct vnode **vpp);
 
 #define        MOUNTTONULLMOUNT(mp) ((struct null_mount *)((mp)->mnt_data))
 #define        VTONULL(vp) ((struct null_node *)(vp)->v_data)
 #define        NULLTOV(xp) ((xp)->null_vnode)
 #ifdef NULLFS_DIAGNOSTIC
-extern struct vnode *null_checkvp __P((struct vnode *vp, char *fil, int lno));
+extern struct vnode *null_checkvp(struct vnode *vp, char *fil, int lno);
 #define        NULLVPTOLOWERVP(vp) null_checkvp((vp), __FILE__, __LINE__)
 #else
 #define        NULLVPTOLOWERVP(vp) (VTONULL(vp)->null_lowervp)