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/*!\file sys/ioctl.h |
* BSD socket I/O control. |
*/ |
|
/*- |
* Copyright (c) 1982, 1986, 1990 The Regents of the University of California. |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* 1. Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* 2. Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* 3. All advertising materials mentioning features or use of this software |
* must display the following acknowledgement: |
* This product includes software developed by the University of |
* California, Berkeley and its contributors. |
* 4. Neither the name of the University nor the names of its contributors |
* may be used to endorse or promote products derived from this software |
* without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
* SUCH DAMAGE. |
* |
* @(#)ioctl.h 7.19 (Berkeley) 6/26/91 |
*/ |
|
#ifndef __SYS_IOCTL_H |
#define __SYS_IOCTL_H |
|
/* |
* Commands for ioctlsocket(), taken from the BSD file fcntl.h. |
* |
* |
* Ioctl's have the command encoded in the lower word, |
* and the size of any in or out parameters in the upper |
* word. The high 2 bits of the upper word are used |
* to encode the in/out status of the parameter; for now |
* we restrict parameters to at most 128 bytes. |
*/ |
|
#define IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */ |
|
#define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK) |
#define IOCBASECMD(x) ((x) & ~IOCPARM_MASK) |
#define IOCGROUP(x) (((x) >> 8) & 0xff) |
|
#define IOCPARM_MAX 4096 /* max size of ioctl */ |
#define IOC_VOID 0x20000000 /* no parameters */ |
#define IOC_OUT 0x40000000 /* copy out parameters */ |
#define IOC_IN 0x80000000 /* copy in parameters */ |
#define IOC_INOUT (IOC_IN|IOC_OUT) /* 0x20000000 distinguishes new & |
old ioctl's */ |
#define IOC_DIRMASK 0xe0000000 /* mask for IN/OUT/VOID */ |
|
#define _IO(x,y) (IOC_VOID|(x<<8)|y) |
#define _IOR(x,y,t) (IOC_OUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y) |
#define _IOW(x,y,t) (IOC_IN|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y) |
/* this should be _IORW, but stdio got there first */ |
#define _IOWR(x,y,t) (IOC_INOUT|((sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y) |
|
/* |
* file i/o controls |
*/ |
#define FIOCLEX _IO('f', 1) /* set close on exec on fd */ |
#define FIONCLEX _IO('f', 2) /* remove close on exec */ |
#define FIONREAD _IOR('f', 127, int) /* get # bytes to read */ |
#define FIONBIO _IOW('f', 126, int) /* set/clear non-blocking i/o */ |
#define FIOASYNC _IOW('f', 125, int) /* set/clear async i/o */ |
#define FIOSETOWN _IOW('f', 124, int) /* set owner (struct Task *) */ |
#define FIOGETOWN _IOR('f', 123, int) /* get owner (struct Task *) */ |
|
/* |
* socket i/o controls |
* |
* SIOCSPGRP and SIOCGPGRP are identical to the FIOSETOWN and FIOGETOWN, |
* respectively. |
*/ |
#define SIOCSPGRP _IOW('s', 8, int) /* set process group */ |
#define SIOCGPGRP _IOR('s', 9, int) /* get process group */ |
|
/* #ifdef BSD */ |
#define SIOCADDRT _IOW('r', 10, struct ortentry) /* add route */ |
#define SIOCDELRT _IOW('r', 11, struct ortentry) /* delete route */ |
|
#define SIOCSIFADDR _IOW('I', 12, struct ifreq) /* set ifnet address */ |
#define OSIOCGIFADDR _IOWR('I',13, struct ifreq) /* get ifnet address */ |
#define SIOCGIFADDR _IOWR('I',33, struct ifreq) /* get ifnet address */ |
#define SIOCSIFDSTADDR _IOW('I', 14, struct ifreq) /* set p-p address */ |
#define OSIOCGIFDSTADDR _IOWR('I',15, struct ifreq) /* get p-p address */ |
#define SIOCGIFDSTADDR _IOWR('I',34, struct ifreq) /* get p-p address */ |
#define SIOCSIFFLAGS _IOW('I', 16, struct ifreq) /* set ifnet flags */ |
#define SIOCGIFFLAGS _IOWR('I',17, struct ifreq) /* get ifnet flags */ |
#define OSIOCGIFBRDADDR _IOWR('I',18, struct ifreq) /* get broadcast addr */ |
#define SIOCGIFBRDADDR _IOWR('I',35, struct ifreq) /* get broadcast addr */ |
#define SIOCSIFBRDADDR _IOW('I',19, struct ifreq) /* set broadcast addr */ |
#define OSIOCGIFCONF _IOWR('I',20, struct ifconf) /* get ifnet list */ |
#define SIOCGIFCONF _IOWR('I',36, struct ifconf) /* get ifnet list */ |
#define OSIOCGIFNETMASK _IOWR('I',21, struct ifreq) /* get net addr mask */ |
#define SIOCGIFNETMASK _IOWR('I',37, struct ifreq) /* get net addr mask */ |
#define SIOCSIFNETMASK _IOW('I',22, struct ifreq) /* set net addr mask */ |
#define SIOCGIFMETRIC _IOWR('I',23, struct ifreq) /* get IF metric */ |
#define SIOCSIFMETRIC _IOW('I',24, struct ifreq) /* set IF metric */ |
#define SIOCDIFADDR _IOW('I',25, struct ifreq) /* delete IF addr */ |
#define SIOCAIFADDR _IOW('I',26, struct ifaliasreq) /* add/chg IF alias */ |
#define SIOCGIFMTU _IOWR('I',27, struct ifreq) /* get IF mtu */ |
#define SIOCGIFHWADDR _IOWR('I',28, struct ifconf) /* get hardware addr */ |
#define OSIOCGIFHWADDR SIOCGIFHWADDR |
|
#define SIOCSARP _IOW('I', 30, struct arpreq) /* set arp entry */ |
#define OSIOCGARP _IOWR('I',31, struct arpreq) /* get arp entry */ |
#define SIOCGARP _IOWR('I',38, struct arpreq) /* get arp entry */ |
#define SIOCDARP _IOW('I', 32, struct arpreq) /* delete arp entry */ |
/* #endif */ /* BSD */ |
|
/* MS-DOS */ |
#define SIOCSHIWAT _IOW('s', 0, int) /* set high watermark */ |
#define SIOCGHIWAT _IOR('s', 1, int) /* get high watermark */ |
#define SIOCSLOWAT _IOW('s', 2, int) /* set low watermark */ |
#define SIOCGLOWAT _IOR('s', 3, int) /* get low watermark */ |
#define SIOCATMARK _IOR('s', 7, int) /* at oob mark? */ |
|
/* Since this file shadows the normal djgpp <sys/ioctl.h>, we provide |
* this prototype here. |
*/ |
#if defined(DJGPP) |
int ioctl (int __fd, int __cmd, ...); |
#endif |
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#endif /* !SYS_IOCTL_H */ |