100 lines
3.3 KiB
C
100 lines
3.3 KiB
C
/* $NetBSD: uipc_syscalls_50.c,v 1.2 2009/01/11 02:45:47 christos Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2008 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Christos Zoulas.
|
|
*
|
|
* 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 NetBSD
|
|
* Foundation, Inc. and its contributors.
|
|
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: uipc_syscalls_50.c,v 1.2 2009/01/11 02:45:47 christos Exp $");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/msg.h>
|
|
#include <sys/sysctl.h>
|
|
#include <sys/mount.h>
|
|
#include <sys/syscallargs.h>
|
|
#include <sys/errno.h>
|
|
#include <sys/kauth.h>
|
|
#include <sys/proc.h>
|
|
#include <sys/time.h>
|
|
|
|
#include <net/if.h>
|
|
|
|
#include <compat/sys/time.h>
|
|
#include <compat/sys/socket.h>
|
|
#include <compat/sys/sockio.h>
|
|
|
|
#ifdef COMPAT_OIFDATA
|
|
/*ARGSUSED*/
|
|
int
|
|
compat_ifdatareq(struct lwp *l, u_long cmd, void *data)
|
|
{
|
|
struct oifdatareq *ifdr = data;
|
|
struct ifnet *ifp;
|
|
int error;
|
|
|
|
ifp = ifunit(ifdr->ifdr_name);
|
|
if (ifp == NULL)
|
|
return ENXIO;
|
|
|
|
switch (cmd) {
|
|
case SIOCGIFDATA:
|
|
ifdatan2o(&ifdr->ifdr_data, &ifp->if_data);
|
|
return 0;
|
|
|
|
case SIOCZIFDATA:
|
|
if (l != NULL) {
|
|
error = kauth_authorize_network(l->l_cred,
|
|
KAUTH_NETWORK_INTERFACE,
|
|
KAUTH_REQ_NETWORK_INTERFACE_SETPRIV, ifp,
|
|
(void *)cmd, NULL);
|
|
if (error != 0)
|
|
return error;
|
|
}
|
|
ifdatan2o(&ifdr->ifdr_data, &ifp->if_data);
|
|
/*
|
|
* Assumes that the volatile counters that can be
|
|
* zero'ed are at the end of if_data.
|
|
*/
|
|
memset(&ifp->if_data.ifi_ipackets, 0, sizeof(ifp->if_data) -
|
|
offsetof(struct if_data, ifi_ipackets));
|
|
return 0;
|
|
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
}
|
|
#endif
|