inet/kifconf/kifconf.c

6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng/*
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng * CDDL HEADER START
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng *
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng * The contents of this file are subject to the terms of the
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng * Common Development and Distribution License (the "License").
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng * You may not use this file except in compliance with the License.
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng *
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng * or http://www.opensolaris.org/os/licensing.
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng * See the License for the specific language governing permissions
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6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng *
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6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng */
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng/*
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng * Use is subject to license terms.
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng */
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <sys/t_kuser.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <sys/netconfig.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <netinet/in.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <net/route.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <net/if.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <sys/kstr.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <rpc/clnt.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <sys/stropts.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <sys/socket.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <sys/sockio.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng#include <sys/bootprops.h>
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Mengstatic int
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Mengkivoid_to_sock(int af, void *source, void *dest)
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng{
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct sockaddr_in  *sin    =   NULL;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct sockaddr_in6 *sin6   =   NULL;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (source == NULL || dest == NULL) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        return (-1);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (af == AF_INET) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sin = (struct sockaddr_in *)dest;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        (void) bcopy(source, &sin->sin_addr,
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            sizeof (struct in_addr));
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sin->sin_family = af;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    } else if (af == AF_INET6) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sin6 = (struct sockaddr_in6 *)dest;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        (void) bcopy(source, &sin6->sin6_addr,
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            sizeof (struct in6_addr));
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sin6->sin6_family = af;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    } else {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        return (-1);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    return (0);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng}
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Mengint
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Mengkdlifconfig(TIUSER *tiptr, int af, void *myIPaddr, void *mymask,
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct in_addr *mybraddr, struct in_addr *gateway, char *ifname)
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng{
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    int         rc;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct netbuf       sbuf;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct sockaddr_in  sin;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct sockaddr_in6 sin6;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct rtentry      route;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct sockaddr_in  *rt_sin;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (myIPaddr == NULL || mymask == NULL) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        return (-1);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (af == AF_INET) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        rc = kivoid_to_sock(af, mymask, &sin);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        if (rc != 0) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sbuf.buf = (caddr_t)&sin;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sbuf.maxlen = sbuf.len = sizeof (sin);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    } else {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        rc = kivoid_to_sock(af, mymask, &sin6);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        if (rc != 0) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sbuf.buf = (caddr_t)&sin6;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sbuf.maxlen = sbuf.len = sizeof (sin6);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (rc = kifioctl(tiptr, SIOCSLIFNETMASK, &sbuf, ifname)) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (af == AF_INET) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        rc = kivoid_to_sock(af, myIPaddr, &sin);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        if (rc != 0) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sbuf.buf = (caddr_t)&sin;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sbuf.maxlen = sbuf.len = sizeof (sin);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    } else {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        rc = kivoid_to_sock(af, myIPaddr, &sin6);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        if (rc != 0) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sbuf.buf = (caddr_t)&sin6;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sbuf.maxlen = sbuf.len = sizeof (sin6);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (rc = kifioctl(tiptr, SIOCSLIFADDR, &sbuf, ifname)) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    /*
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng     * Only IPv4 has brocadcast address.
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng     */
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (af == AF_INET && mybraddr != NULL) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        if (mybraddr->s_addr != INADDR_BROADCAST) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            rc = kivoid_to_sock(af, mybraddr, &sin);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            if (rc != 0) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng                return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            sbuf.buf = (caddr_t)&sin;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            sbuf.maxlen = sbuf.len = sizeof (sin);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            if (rc = kifioctl(tiptr, SIOCSLIFBRDADDR, &sbuf,
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng                ifname)) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng                return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    /*
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng     * Now turn on the interface.
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng     */
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (rc = ksetifflags(tiptr, IFF_UP, ifname)) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    /*
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng     * Set the default gateway.
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng     */
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (af == AF_INET && gateway != NULL) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        (void) memset(&route, 0, sizeof (route));
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        rt_sin = (struct sockaddr_in *)&route.rt_dst;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        rt_sin->sin_family = AF_INET;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        rt_sin = (struct sockaddr_in *)&route.rt_gateway;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        rt_sin->sin_addr.s_addr = gateway->s_addr;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        route.rt_flags = RTF_GATEWAY | RTF_UP;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sbuf.buf = (caddr_t)&route;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sbuf.maxlen = sbuf.len = sizeof (route);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        if (rc = kifioctl(tiptr, SIOCADDRT, &sbuf, ifname)) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    return (0);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng}
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Mengint
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Mengkifioctl(TIUSER *tiptr, int cmd, struct netbuf *nbuf, char *ifname)
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng{
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct strioctl     iocb;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct lifreq       lifr;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    vnode_t         *vp     =   NULL;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    char            *buf    =   NULL;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    int         rc      =   0;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    (void) memset(&lifr, 0, sizeof (lifr));
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    /*
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng     * Now do the one requested.
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng     */
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (nbuf->len) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        if (nbuf->len == sizeof (struct rtentry)) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            if (cmd != SIOCADDRT) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng                return (-1);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            /*
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng             * Set up gateway parameters.
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng             */
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            iocb.ic_len = nbuf->len;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            iocb.ic_dp = nbuf->buf;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        } else {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            if (nbuf->len != sizeof (struct sockaddr_in) &&
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng                nbuf->len != sizeof (struct sockaddr_in6)) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng                return (-1);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            buf = (char *)&lifr.lifr_addr;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            bcopy(nbuf->buf, buf, nbuf->len);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            iocb.ic_len = sizeof (lifr);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng            iocb.ic_dp = (caddr_t)&lifr;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    } else {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        iocb.ic_len = sizeof (lifr);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        iocb.ic_dp = (caddr_t)&lifr;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    (void) strncpy((caddr_t)&lifr.lifr_name, ifname,
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sizeof (lifr.lifr_name));
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    iocb.ic_cmd = cmd;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    iocb.ic_timout = 0;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    vp = tiptr->fp->f_vnode;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    rc = kstr_ioctl(vp, I_STR, (intptr_t)&iocb);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (rc) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    return (0);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng}
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Mengint
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Mengksetifflags(TIUSER *tiptr, uint_t value, char *ifname)
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng{
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    int rc;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct strioctl iocb;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    struct lifreq lifr;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (ifname == NULL) {
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        return (-1);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    }
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    (void) memset(&lifr, 0, sizeof (lifr));
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    (void) strncpy((caddr_t)&lifr.lifr_name, ifname,
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        sizeof (lifr.lifr_name));
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    iocb.ic_cmd = SIOCGLIFFLAGS;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    iocb.ic_timout = 0;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    iocb.ic_len = sizeof (lifr);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    iocb.ic_dp = (caddr_t)&lifr;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    if (rc = kstr_ioctl(tiptr->fp->f_vnode, I_STR, (intptr_t)&iocb))
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng        return (rc);
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    lifr.lifr_flags |= value;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    iocb.ic_cmd = SIOCSLIFFLAGS;
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng    return (kstr_ioctl(tiptr->fp->f_vnode, I_STR, (intptr_t)&iocb));
6cefaae1e90a413ba01560575bb3998e1a3df40eJack Meng}