120 lines
3.7 KiB
C
120 lines
3.7 KiB
C
/* $NetBSD: svr4_filio.c,v 1.7 1999/09/07 18:20:18 christos Exp $ */
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/*-
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* Copyright (c) 1994 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Christos Zoulas.
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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. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* 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/systm.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 <sys/mount.h>
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#include <net/if.h>
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#include <sys/malloc.h>
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#include <sys/syscallargs.h>
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#include <compat/svr4/svr4_types.h>
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#include <compat/svr4/svr4_util.h>
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#include <compat/svr4/svr4_signal.h>
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#include <compat/svr4/svr4_lwp.h>
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#include <compat/svr4/svr4_ucontext.h>
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#include <compat/svr4/svr4_syscallargs.h>
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#include <compat/svr4/svr4_stropts.h>
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#include <compat/svr4/svr4_ioctl.h>
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#include <compat/svr4/svr4_filio.h>
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int
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svr4_fil_ioctl(fp, p, retval, fd, cmd, data)
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struct file *fp;
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struct proc *p;
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register_t *retval;
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int fd;
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u_long cmd;
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caddr_t data;
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{
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int error;
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int num;
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struct filedesc *fdp = p->p_fd;
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int (*ctl) __P((struct file *, u_long, caddr_t, struct proc *)) =
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fp->f_ops->fo_ioctl;
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*retval = 0;
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switch (cmd) {
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case SVR4_FIOCLEX:
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fdp->fd_ofileflags[fd] |= UF_EXCLOSE;
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return 0;
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case SVR4_FIONCLEX:
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fdp->fd_ofileflags[fd] &= ~UF_EXCLOSE;
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return 0;
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case SVR4_FIOGETOWN:
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case SVR4_FIOSETOWN:
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case SVR4_FIOASYNC:
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case SVR4_FIONBIO:
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case SVR4_FIONREAD:
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if ((error = copyin(data, &num, sizeof(num))) != 0)
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return error;
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switch (cmd) {
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case SVR4_FIOGETOWN: cmd = FIOGETOWN; break;
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case SVR4_FIOSETOWN: cmd = FIOSETOWN; break;
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case SVR4_FIOASYNC: cmd = FIOASYNC; break;
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case SVR4_FIONBIO: cmd = FIONBIO; break;
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case SVR4_FIONREAD: cmd = FIONREAD; break;
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}
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error = (*ctl)(fp, cmd, (caddr_t) &num, p);
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if (error)
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return error;
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return copyout(&num, data, sizeof(num));
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default:
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DPRINTF(("Unknown svr4 filio %lx\n", cmd));
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return 0; /* ENOSYS really */
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}
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}
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