usr/src/lib/libbc/inc/include/sys/stropts.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 2005 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*      Copyright (c) 1984 AT&T */
  28 /*        All Rights Reserved   */
  29
  30 #ifndef _sys_stropts_h
  31 #define _sys_stropts_h
  32
  33 #pragma ident   "%Z%%M% %I%     %E% SMI"
  34
  35 /*
  36  * Read options
  37  */
  38 #define RNORM   0                       /* read msg norm */
  39 #define RMSGD   1                       /* read msg discard */
  40 #define RMSGN   2                       /* read msg no discard */
  41
  42 /*
  43  * Flush options
  44  */
  45
  46 #define FLUSHR  1                       /* flush read queue */
  47 #define FLUSHW  2                       /* flush write queue */
  48 #define FLUSHRW 3                       /* flush both queues */
  49
  50 /*
  51  * Events for which to be sent SIGPOLL signal
  52  */
  53 #define S_INPUT         001             /* regular priority msg on read Q */
  54 #define S_HIPRI         002             /* high priority msg on read Q */
  55 #define S_OUTPUT        004             /* write Q no longer full */
  56 #define S_MSG           010             /* signal msg at front of read Q */
  57
  58 /*
  59  * Flags for recv() and send() syscall arguments
  60  */
  61 #define RS_HIPRI        1               /* send/recv high priority message */
  62
  63 /*
  64  * Flags returned as value of recv() syscall
  65  */
  66 #define MORECTL         1               /* more ctl info is left in message */
  67 #define MOREDATA        2               /* more data is left in message */
  68
  69 #ifndef FMNAMESZ
  70 #define FMNAMESZ        8
  71 #endif
  72
  73 #include <sys/ioccom.h>
  74
  75 /*
  76  *  Stream Ioctl defines
  77  */
  78 #define I_NREAD         _IOR('S',01,int)
  79 #define I_PUSH          _IOWN('S',02,FMNAMESZ+1)
  80 #define I_POP           _IO('S',03)
  81 #define I_LOOK          _IORN('S',04,FMNAMESZ+1)
  82 #define I_FLUSH         _IO('S',05)
  83 #define I_SRDOPT        _IO('S',06)
  84 #define I_GRDOPT        _IOR('S',07,int)
  85 #define I_STR           _IOWR('S',010,struct strioctl)
  86 #define I_SETSIG        _IO('S',011)
  87 #define I_GETSIG        _IOR('S',012,int)
  88 #define I_FIND          _IOWN('S',013,FMNAMESZ+1)
  89 #define I_LINK          _IO('S',014)
  90 #define I_UNLINK        _IO('S',015)
  91 #define I_PEEK          _IOWR('S',017,struct strpeek)
  92 #define I_FDINSERT      _IOW('S',020,struct strfdinsert)
  93 #define I_SENDFD        _IO('S',021)
  94 #define I_RECVFD        _IOR('S',022,struct strrecvfd)
  95 #define I_PLINK         _IO('S',023)
  96 #define I_PUNLINK       _IO('S',024)
  97
  98
  99 /*
 100  * User level ioctl format for ioctl that go downstream I_STR
 101  */
 102 struct strioctl {
 103         int     ic_cmd;                 /* command */
 104         int     ic_timout;              /* timeout value */
 105         int     ic_len;                 /* length of data */
 106         char    *ic_dp;                 /* pointer to data */
 107 };
 108
 109
 110 /*
 111  * Value for timeouts (ioctl, select) that denotes infinity
 112  */
 113 #define INFTIM          -1
 114
 115
 116 /*
 117  * Stream buffer structure for send and recv system calls
 118  */
 119 struct strbuf {
 120         int     maxlen;                 /* no. of bytes in buffer */
 121         int     len;                    /* no. of bytes returned */
 122         char    *buf;                   /* pointer to data */
 123 };
 124
 125
 126 /*
 127  * stream I_PEEK ioctl format
 128  */
 129
 130 struct strpeek {
 131         struct strbuf ctlbuf;
 132         struct strbuf databuf;
 133         long          flags;
 134 };
 135
 136 /*
 137  * stream I_FDINSERT ioctl format
 138  */
 139 struct strfdinsert {
 140         struct strbuf ctlbuf;
 141         struct strbuf databuf;
 142         long          flags;
 143         int           fildes;
 144         int           offset;
 145 };
 146
 147
 148 /*
 149  * receive file descriptor structure
 150  */
 151 struct strrecvfd {
 152         int fd;
 153         unsigned short uid;
 154         unsigned short gid;
 155         char fill[8];
 156 };
 157
 158 #endif /* !_sys_stropts_h */