usr/src/uts/common/sys/strmdep.h

   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 */