xref: /titanic_41/usr/src/uts/common/sys/strmdep.h (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 1997-1998 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
28 /*	  All Rights Reserved  	*/
29 
30 
31 #ifndef _SYS_STRMDEP_H
32 #define	_SYS_STRMDEP_H
33 
34 #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.3	*/
35 
36 #ifdef	__cplusplus
37 extern "C" {
38 #endif
39 
40 /*
41  * This file contains all machine-dependent declarations
42  * in STREAMS.
43  */
44 
45 /*
46  * Copy data from one data buffer to another.
47  * The addresses must be word aligned - if not, use bcopy!
48  */
49 #define	strbcpy(s, d, c)	bcopy(s, d, c)
50 
51 /*
52  * save the address of the calling function on the 3b2 to
53  * enable tracking of who is allocating message blocks
54  */
55 #define	saveaddr(funcp)
56 
57 /*
58  * macro to check pointer alignment
59  * (true if alignment is sufficient for worst case)
60  */
61 #define	str_aligned(X)	(((ulong_t)(X) & (sizeof (long) - 1)) == 0)
62 
63 #ifdef	__cplusplus
64 }
65 #endif
66 
67 #endif	/* _SYS_STRMDEP_H */
68