[apple/xnu.git] / bsd / hfs / hfs_vnodeops.c

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_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 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.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*	@(#)hfs_vnodeops.c	3.0
 *
*	(c) 1997-1999	Apple Computer, Inc.  All Rights Reserved
 *	(c) 1990, 1992 NeXT Computer, Inc.  All Rights Reserved
 *	
 *
 *	hfs_vnodeops.c -- vnode layer for loadable Macintosh file system
 *
 *	MODIFICATION HISTORY:
 *	 	11-Nov-1999	Scott Roberts	Does not update if times have not changed (#2409116)
 *	 	 9-Nov-1999	Scott Roberts	Added cluster_close to hfs_fsync(#2398208)
 *       9-Nov-1999	Don Brady	Fix locking bug in hfs_close [#2399157].
 *		15-Sep-1999	Pat Dirks	Changed hfs_setattrlist to allow changing flags on plain-HFS volumes w/o ownership [#2365108];
 *								Changed to use hfs_write_access instead of obsolete hfs_writepermission uniformly throughout.
 *       7-Sep-1999	Don Brady	Add HFS Plus hard-link support.
 *		 8-Sep-1999		Pat Dirks	Changed hfs_rename to change mod. date on parent directory [#2297825].
 *		26-Aug-1999		Pat Dirks	Changed hfs_chflags to allow locking on HFS volumes w. write access only as workaround [#2313439].
 *       2-Sep-1999     Pat Dirks       Fixed hfs_pathconf to return same info for hfs/hfs+ for max. name length [#2382208]
 *	26-Aug-1999	Pat Dirks	Changed hfs_chflags to allow locking on HFS volumes w. write access only as workaround [#2313439].
*       24-Jul-1999 	Earsh Nandkeshwar	Rewrote readdirattr.
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* The contents of this file constitute Original Code as defined in and
	7	* are subject to the Apple Public Source License Version 1.1 (the
	8	* "License"). You may not use this file except in compliance with the
	9	* License. Please obtain a copy of the License at
	10	* http://www.apple.com/publicsource and read it before using this file.
	11	*
	12	* This Original Code and all software distributed under the License are
	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	17	* License for the specific language governing rights and limitations
	18	* under the License.
	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	/* @(#)hfs_vnodeops.c 3.0
	23	*
	24	* (c) 1997-1999 Apple Computer, Inc. All Rights Reserved
	25	* (c) 1990, 1992 NeXT Computer, Inc. All Rights Reserved
	26	*
	27	*
	28	* hfs_vnodeops.c -- vnode layer for loadable Macintosh file system
	29	*
	30	* MODIFICATION HISTORY:
	31	* 11-Nov-1999 Scott Roberts Does not update if times have not changed (#2409116)
	32	* 9-Nov-1999 Scott Roberts Added cluster_close to hfs_fsync(#2398208)
	33	* 9-Nov-1999 Don Brady Fix locking bug in hfs_close [#2399157].
	34	* 15-Sep-1999 Pat Dirks Changed hfs_setattrlist to allow changing flags on plain-HFS volumes w/o ownership [#2365108];
	35	* Changed to use hfs_write_access instead of obsolete hfs_writepermission uniformly throughout.
	36	* 7-Sep-1999 Don Brady Add HFS Plus hard-link support.
	37	* 8-Sep-1999 Pat Dirks Changed hfs_rename to change mod. date on parent directory [#2297825].
	38	* 26-Aug-1999 Pat Dirks Changed hfs_chflags to allow locking on HFS volumes w. write access only as workaround [#2313439].
	39	* 2-Sep-1999 Pat Dirks Fixed hfs_pathconf to return same info for hfs/hfs+ for max. name length [#2382208]
	40	* 26-Aug-1999 Pat Dirks Changed hfs_chflags to allow locking on HFS volumes w. write access only as workaround [#2313439].
	41	* 24-Jul-1999 Earsh Nandkeshwar Rewrote readdirattr.
	42