usr/src/uts/common/sys/strredir.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 (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 /*
  23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #ifndef _SYS_STRREDIR_H
  28 #define _SYS_STRREDIR_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 #ifdef  __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 /*
  37  * strredir.h:  Declarations for the redirection driver and its matching
  38  *              STREAMS module.
  39  */
  40
  41 /*
  42  * The module's module id.
  43  *
  44  * XXX: Since there's no authority responsible for administering this name
  45  *      space, there's no guarantee that this value is unique.  That wouldn't
  46  *      be so bad except that the DKI now suggests that ioctl cookie values
  47  *      should be based on module id to make them unique...
  48  */
  49 #define STRREDIR_MODID  7326
  50
  51 /*
  52  * Redirection ioctls:
  53  */
  54 #define SRIOCSREDIR     ((STRREDIR_MODID<<16) | 1)      /* set redir target */
  55 #define SRIOCISREDIR    ((STRREDIR_MODID<<16) | 2)      /* is redir target? */
  56
  57
  58 /*
  59  * Everything from here on is of interest only to the kernel.
  60  */
  61 #ifdef  _KERNEL
  62
  63 /* name of the module used to detect closes on redirected streams */
  64 #define STRREDIR_MOD    "redirmod"
  65
  66 extern void srpop(vnode_t *, boolean_t);
  67
  68 #endif  /* _KERNEL */
  69
  70 #ifdef  __cplusplus
  71 }
  72 #endif
  73
  74 #endif  /* _SYS_STRREDIR_H */