xref: /titanic_41/usr/src/uts/common/sys/mode.h (revision 2b24ab6b3865caeede9eeb9db6b83e1d89dcd1ea)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
27 /*	  All Rights Reserved  	*/
28 
29 
30 #ifndef _SYS_MODE_H
31 #define	_SYS_MODE_H
32 
33 #ifdef _KERNEL
34 
35 #include <sys/stat.h>
36 #include <sys/vnode.h>
37 
38 #ifdef	__cplusplus
39 extern "C" {
40 #endif
41 
42 /*
43  * Conversion between vnode types/modes and encoded type/mode as
44  * seen by stat(2) and mknod(2).
45  */
46 extern enum vtype	iftovt_tab[];
47 extern ushort_t		vttoif_tab[];
48 #define	IFTOVT(M)	(iftovt_tab[((M) & S_IFMT) >> 12])
49 #define	VTTOIF(T)	(vttoif_tab[(int)(T)])
50 #define	MAKEIMODE(T, M)	(VTTOIF(T) | ((M) & ~S_IFMT))
51 
52 #ifdef	__cplusplus
53 }
54 #endif
55 
56 #endif  /* _KERNEL */
57 
58 #endif	/* _SYS_MODE_H */
59