1994-10-20 07:47:31 +03:00
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/* $NetBSD: svr4_ioctl.c,v 1.3 1994/10/20 04:47:48 cgd Exp $ */
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1994-06-29 10:29:24 +04:00
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1994-05-22 14:04:26 +04:00
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/*
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* Copyright (c) 1994 Christos Zoulas
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/proc.h>
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#include <sys/file.h>
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#include <sys/filedesc.h>
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#include <sys/ioctl.h>
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#include <sys/termios.h>
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#include <sys/tty.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <net/if.h>
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struct svr4_ioctl_args {
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int fd;
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int cmd;
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caddr_t data;
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};
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#define SVR4_IOC_VOID 0x20000000
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#define SVR4_IOC_OUT 0x40000000
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#define SVR4_IOC_IN 0x80000000
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#define SVR4_IOC_INOUT (SVR4_IOC_IN|SVR4_IOC_OUT)
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#ifdef DEBUG_SVR4
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/*
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* Decode an ioctl command symbolically
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*/
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static void
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svr4_decode_cmd(cmd, dir, c, num, argsiz)
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int cmd;
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char **dir, *c;
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int *num, *argsiz;
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{
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*dir = "";
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if (cmd & SVR4_IOC_VOID)
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*dir = "V";
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if (cmd & SVR4_IOC_INOUT)
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*dir = "RW";
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if (cmd & SVR4_IOC_OUT)
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*dir = "W";
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if (cmd & SVR4_IOC_IN)
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*dir = "R";
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if (cmd & (SVR4_IOC_INOUT|SVR4_IOC_VOID))
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*argsiz = (cmd >> 16) & 0xff;
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else
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*argsiz = -1;
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*c = (cmd >> 8) & 0xff;
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*num = cmd & 0xff;
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}
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#endif
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int
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svr4_ioctl(p, uap, retval)
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register struct proc *p;
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register struct svr4_ioctl_args *uap;
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1994-10-20 07:47:31 +03:00
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register_t *retval;
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1994-05-22 14:04:26 +04:00
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{
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char *dir;
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char c;
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int num;
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int argsiz;
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#ifdef DEBUG_SVR4
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svr4_decode_cmd(uap->cmd, &dir, &c, &num, &argsiz);
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printf("svr4_ioctl(%d, _IO%s(%c, %d, %d))\n", uap->fd,
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dir, c, num, argsiz);
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#endif
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return ENOSYS;
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}
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