272 lines
6.6 KiB
C
272 lines
6.6 KiB
C
/* $NetBSD: if_43.c,v 1.4 2011/01/19 10:21:16 tsutsui Exp $ */
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/*
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* Copyright (c) 1982, 1986, 1989, 1990, 1993
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* The Regents of the University of California. 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. 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. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)uipc_syscalls.c 8.4 (Berkeley) 2/21/94
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: if_43.c,v 1.4 2011/01/19 10:21:16 tsutsui Exp $");
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#if defined(_KERNEL_OPT)
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#include "opt_compat_netbsd.h"
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#endif
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/filedesc.h>
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#include <sys/kernel.h>
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#include <sys/proc.h>
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#include <sys/file.h>
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#include <sys/socket.h>
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#include <sys/socketvar.h>
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#include <sys/stat.h>
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#include <sys/ioctl.h>
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#include <sys/fcntl.h>
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#include <sys/malloc.h>
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#include <sys/syslog.h>
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#include <sys/unistd.h>
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#include <sys/resourcevar.h>
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#include <sys/mbuf.h> /* for MLEN */
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#include <sys/protosw.h>
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#include <sys/syscallargs.h>
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#include <net/if.h>
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#include <net/bpf.h>
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#include <net/route.h>
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#include <net/if_gre.h>
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#include <net/if_atm.h>
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#include <net/if_tap.h>
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#include <net80211/ieee80211_ioctl.h>
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#include <netinet6/in6_var.h>
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#include <netinet6/nd6.h>
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#include <compat/sys/socket.h>
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#include <compat/sys/sockio.h>
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#include <compat/common/compat_util.h>
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#include <uvm/uvm_extern.h>
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u_long
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compat_cvtcmd(u_long cmd)
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{
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u_long ncmd;
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if (IOCPARM_LEN(cmd) != sizeof(struct oifreq))
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return cmd;
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switch (cmd) {
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case OSIOCSIFADDR:
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return SIOCSIFADDR;
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case OOSIOCGIFADDR:
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return SIOCGIFADDR;
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case OSIOCSIFDSTADDR:
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return SIOCSIFDSTADDR;
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case OOSIOCGIFDSTADDR:
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return SIOCGIFDSTADDR;
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case OSIOCSIFFLAGS:
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return SIOCSIFFLAGS;
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case OSIOCGIFFLAGS:
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return SIOCGIFFLAGS;
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case OOSIOCGIFBRDADDR:
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return SIOCGIFBRDADDR;
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case OSIOCSIFBRDADDR:
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return SIOCSIFBRDADDR;
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case OOSIOCGIFCONF:
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return SIOCGIFCONF;
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case OOSIOCGIFNETMASK:
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return SIOCGIFNETMASK;
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case OSIOCSIFNETMASK:
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return SIOCSIFNETMASK;
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case OSIOCGIFCONF:
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return SIOCGIFCONF;
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case OSIOCADDMULTI:
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return SIOCADDMULTI;
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case OSIOCDELMULTI:
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return SIOCDELMULTI;
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case OSIOCSIFMEDIA:
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return SIOCSIFMEDIA;
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case OSIOCGIFMTU:
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return SIOCGIFMTU;
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case OSIOCGIFDATA:
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return SIOCGIFDATA;
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case OSIOCZIFDATA:
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return SIOCZIFDATA;
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case OBIOCGETIF:
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return BIOCGETIF;
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case OBIOCSETIF:
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return BIOCSETIF;
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case OTAPGIFNAME:
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return TAPGIFNAME;
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default:
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/*
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* XXX: the following code should be removed and the
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* needing treatment ioctls should move to the switch
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* above.
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*/
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ncmd = ((cmd) & ~(IOCPARM_MASK << IOCPARM_SHIFT)) |
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(sizeof(struct ifreq) << IOCPARM_SHIFT);
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switch (ncmd) {
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case BIOCGETIF:
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case BIOCSETIF:
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case GREDSOCK:
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case GREGADDRD:
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case GREGADDRS:
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case GREGPROTO:
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case GRESADDRD:
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case GRESADDRS:
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case GRESPROTO:
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case GRESSOCK:
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#ifdef COMPAT_20
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case OSIOCG80211STATS:
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case OSIOCG80211ZSTATS:
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#endif /* COMPAT_20 */
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case SIOCADDMULTI:
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case SIOCDELMULTI:
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case SIOCDIFADDR:
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case SIOCDIFADDR_IN6:
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case SIOCDIFPHYADDR:
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case SIOCGDEFIFACE_IN6:
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case SIOCG80211NWID:
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case SIOCG80211STATS:
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case SIOCG80211ZSTATS:
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case SIOCGIFADDR:
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case SIOCGIFADDR_IN6:
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case SIOCGIFAFLAG_IN6:
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case SIOCGIFALIFETIME_IN6:
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case SIOCGIFBRDADDR:
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case SIOCGIFDLT:
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case SIOCGIFDSTADDR:
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case SIOCGIFDSTADDR_IN6:
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case SIOCGIFFLAGS:
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case SIOCGIFGENERIC:
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case SIOCGIFMETRIC:
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case SIOCGIFMTU:
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case SIOCGIFNETMASK:
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case SIOCGIFNETMASK_IN6:
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case SIOCGIFPDSTADDR:
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case SIOCGIFPDSTADDR_IN6:
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case SIOCGIFPSRCADDR:
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case SIOCGIFPSRCADDR_IN6:
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case SIOCGIFSTAT_ICMP6:
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case SIOCGIFSTAT_IN6:
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case SIOCGPVCSIF:
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case SIOCGVH:
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case SIOCIFCREATE:
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case SIOCIFDESTROY:
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case SIOCS80211NWID:
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case SIOCSDEFIFACE_IN6:
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case SIOCSIFADDR:
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case SIOCSIFADDR_IN6:
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case SIOCSIFBRDADDR:
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case SIOCSIFDSTADDR:
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case SIOCSIFDSTADDR_IN6:
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case SIOCSIFFLAGS:
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case SIOCSIFGENERIC:
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case SIOCSIFMEDIA:
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case SIOCSIFMETRIC:
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case SIOCSIFMTU:
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case SIOCSIFNETMASK:
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case SIOCSIFNETMASK_IN6:
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case SIOCSNDFLUSH_IN6:
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case SIOCSPFXFLUSH_IN6:
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case SIOCSPVCSIF:
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case SIOCSRTRFLUSH_IN6:
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case SIOCSVH:
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case TAPGIFNAME:
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return ncmd;
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default:
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return cmd;
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}
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}
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}
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int
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compat_ifioctl(struct socket *so, u_long ocmd, u_long cmd, void *data,
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struct lwp *l)
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{
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int error;
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struct ifreq *ifr = data;
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struct ifnet *ifp = ifunit(ifr->ifr_name);
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struct sockaddr *sa;
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if (ifp == NULL)
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return ENXIO;
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switch (ocmd) {
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case OSIOCSIFADDR:
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case OSIOCSIFDSTADDR:
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case OSIOCSIFBRDADDR:
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case OSIOCSIFNETMASK:
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sa = &ifr->ifr_addr;
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#if BYTE_ORDER != BIG_ENDIAN
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if (sa->sa_family == 0 && sa->sa_len < 16) {
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sa->sa_family = sa->sa_len;
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sa->sa_len = 16;
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}
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#else
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if (sa->sa_len == 0)
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sa->sa_len = 16;
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#endif
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break;
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case OOSIOCGIFADDR:
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cmd = SIOCGIFADDR;
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break;
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case OOSIOCGIFDSTADDR:
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cmd = SIOCGIFDSTADDR;
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break;
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case OOSIOCGIFBRDADDR:
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cmd = SIOCGIFBRDADDR;
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break;
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case OOSIOCGIFNETMASK:
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cmd = SIOCGIFNETMASK;
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}
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error = (*so->so_proto->pr_usrreq)(so, PRU_CONTROL,
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(struct mbuf *)cmd, (struct mbuf *)ifr, (struct mbuf *)ifp, l);
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switch (ocmd) {
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case OOSIOCGIFADDR:
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case OOSIOCGIFDSTADDR:
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case OOSIOCGIFBRDADDR:
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case OOSIOCGIFNETMASK:
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*(u_int16_t *)&ifr->ifr_addr =
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((struct sockaddr *)&ifr->ifr_addr)->sa_family;
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}
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return error;
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}
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