include/sys/kstr.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) 1991-1997, 1999 by Sun Microsystems, Inc.
  24  * All rights reserved.
  25  */
  26
  27 #ifndef _SYS_KSTR_H
  28 #define _SYS_KSTR_H
  29
  30 #include <sys/stream.h>
  31 #include <sys/vnode.h>
  32
  33 #ifdef  __cplusplus
  34 extern "C" {
  35 #endif
  36
  37 /*
  38  * Autopush operation numbers.
  39  */
  40 #define SET_AUTOPUSH    0
  41 #define GET_AUTOPUSH    1
  42 #define CLR_AUTOPUSH    2
  43
  44 extern int      kstr_open(major_t, minor_t, vnode_t **, int *);
  45 extern int      kstr_plink(vnode_t *, int, int *);
  46 extern int      kstr_unplink(vnode_t *, int);
  47 extern int      kstr_push(vnode_t *, char *);
  48 extern int      kstr_pop(vnode_t *);
  49 extern int      kstr_close(vnode_t *, int);
  50 extern int      kstr_ioctl(vnode_t *, int, intptr_t);
  51 extern int      kstr_msg(vnode_t *, mblk_t *, mblk_t **, timestruc_t *);
  52 extern int      kstr_autopush(int, major_t *, minor_t *, minor_t *, uint_t *,
  53                     char *[]);
  54
  55 #ifdef  __cplusplus
  56 }
  57 #endif
  58
  59 #endif  /* _SYS_KSTR_H */