[mirror_frr.git] / zebra / ioctl_solaris.c

/*
 * Common ioctl functions for Solaris.
 * Copyright (C) 1997, 98 Kunihiro Ishiguro
 *
 * This file is part of GNU Zebra.
 *
 * GNU Zebra is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2, or (at your option) any
 * later version.
 *
 * GNU Zebra is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; see the file COPYING; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <zebra.h>

#ifdef SUNOS_5

#include "linklist.h"
#include "if.h"
#include "prefix.h"
#include "ioctl.h"
#include "log.h"
#include "privs.h"
#include "vty.h"
#include "vrf.h"
#include "lib_errors.h"

#include "zebra/rib.h"
#include "zebra/rt.h"
#include "zebra/interface.h"
#include "zebra/ioctl_solaris.h"

extern struct zebra_privs_t zserv_privs;

/* clear and set interface name string */
void lifreq_set_name(struct lifreq *lifreq, const char *ifname)
{
	strncpy(lifreq->lifr_name, ifname, IFNAMSIZ);
}

int vrf_if_ioctl(unsigned long request, caddr_t buffer, vrf_id_t vrf_id)
{
	return if_ioctl(request, buffer);
}

/* call ioctl system call */
int if_ioctl(unsigned long request, caddr_t buffer)
{
	int sock;
	int ret;
	int err;

	frr_elevate_privs(&zserv_privs) {

		sock = socket(AF_INET, SOCK_DGRAM, 0);
		if (sock < 0) {
			zlog_err("Cannot create UDP socket: %s",
				 safe_strerror(errno));
			exit(1);
		}

		if ((ret = ioctl(sock, request, buffer)) < 0)
			err = errno;

	}

	close(sock);

	if (ret < 0) {
		errno = err;
		return ret;
	}
	return 0;
}


int if_ioctl_ipv6(unsigned long request, caddr_t buffer)
{
	int sock;
	int ret;
	int err;

	frr_elevate_privs(&zserv_privs) {

		sock = socket(AF_INET6, SOCK_DGRAM, 0);
		if (sock < 0) {
			zlog_err("Cannot create IPv6 datagram socket: %s",
				 safe_strerror(errno));
			exit(1);
		}

		if ((ret = ioctl(sock, request, buffer)) < 0)
			err = errno;

	}

	close(sock);

	if (ret < 0) {
		errno = err;
		return ret;
	}

	return 0;
}

/*
 * get interface metric
 *   -- if value is not avaliable set -1
 */
void if_get_metric(struct interface *ifp)
{
	struct lifreq lifreq;
	int ret;

	lifreq_set_name(&lifreq, ifp->name);

	if (ifp->flags & IFF_IPV4)
		ret = AF_IOCTL(AF_INET, SIOCGLIFMETRIC, (caddr_t)&lifreq);
#ifdef SOLARIS_IPV6
	else if (ifp->flags & IFF_IPV6)
		ret = AF_IOCTL(AF_INET6, SIOCGLIFMETRIC, (caddr_t)&lifreq);
#endif /* SOLARIS_IPV6 */
	else
		ret = -1;

	if (ret < 0)
		return;

	ifp->metric = lifreq.lifr_metric;

	if (ifp->metric == 0)
		ifp->metric = 1;
}

/* get interface MTU */
void if_get_mtu(struct interface *ifp)
{
	struct lifreq lifreq;
	int ret;
	uint8_t changed = 0;

	if (ifp->flags & IFF_IPV4) {
		lifreq_set_name(&lifreq, ifp->name);
		ret = AF_IOCTL(AF_INET, SIOCGLIFMTU, (caddr_t)&lifreq);
		if (ret < 0) {
			zlog_info(
				"Can't lookup mtu on %s by ioctl(SIOCGLIFMTU)",
				ifp->name);
			ifp->mtu = -1;
		} else {
			ifp->mtu = lifreq.lifr_metric;
			changed = 1;
		}
	}

	if (ifp->flags & IFF_IPV6) {
		memset(&lifreq, 0, sizeof(lifreq));
		lifreq_set_name(&lifreq, ifp->name);

		ret = AF_IOCTL(AF_INET6, SIOCGLIFMTU, (caddr_t)&lifreq);
		if (ret < 0) {
			zlog_info(
				"Can't lookup mtu6 on %s by ioctl(SIOCGIFMTU)",
				ifp->name);
			ifp->mtu6 = -1;
		} else {
			ifp->mtu6 = lifreq.lifr_metric;
			changed = 1;
		}
	}

	if (changed)
		zebra_interface_up_update(ifp);
}

/* Set up interface's address, netmask (and broadcast? ).
   Solaris uses ifname:number semantics to set IP address aliases. */
int if_set_prefix(struct interface *ifp, struct connected *ifc)
{
	int ret;
	struct ifreq ifreq;
	struct sockaddr_in addr;
	struct sockaddr_in broad;
	struct sockaddr_in mask;
	struct prefix_ipv4 ifaddr;
	struct prefix_ipv4 *p;

	p = (struct prefix_ipv4 *)ifc->address;

	ifaddr = *p;

	strncpy(ifreq.ifr_name, ifp->name, IFNAMSIZ);

	addr.sin_addr = p->prefix;
	addr.sin_family = p->family;
	memcpy(&ifreq.ifr_addr, &addr, sizeof(struct sockaddr_in));

	ret = if_ioctl(SIOCSIFADDR, (caddr_t)&ifreq);

	if (ret < 0)
		return ret;

	/* We need mask for make broadcast addr. */
	masklen2ip(p->prefixlen, &mask.sin_addr);

	if (if_is_broadcast(ifp)) {
		apply_mask_ipv4(&ifaddr);
		addr.sin_addr = ifaddr.prefix;

		broad.sin_addr.s_addr =
			(addr.sin_addr.s_addr | ~mask.sin_addr.s_addr);
		broad.sin_family = p->family;

		memcpy(&ifreq.ifr_broadaddr, &broad,
		       sizeof(struct sockaddr_in));
		ret = if_ioctl(SIOCSIFBRDADDR, (caddr_t)&ifreq);
		if (ret < 0)
			return ret;
	}

	mask.sin_family = p->family;
#ifdef SUNOS_5
	memcpy(&mask, &ifreq.ifr_addr, sizeof(mask));
#else
	memcpy(&ifreq.ifr_netmask, &mask, sizeof(struct sockaddr_in));
#endif /* SUNOS_5 */
	ret = if_ioctl(SIOCSIFNETMASK, (caddr_t)&ifreq);

	return ((ret < 0) ? ret : 0);
}

/* Set up interface's address, netmask (and broadcast).
   Solaris uses ifname:number semantics to set IP address aliases. */
int if_unset_prefix(struct interface *ifp, struct connected *ifc)
{
	int ret;
	struct ifreq ifreq;
	struct sockaddr_in addr;
	struct prefix_ipv4 *p;

	p = (struct prefix_ipv4 *)ifc->address;

	strncpy(ifreq.ifr_name, ifp->name, IFNAMSIZ);

	memset(&addr, 0, sizeof(struct sockaddr_in));
	addr.sin_family = p->family;
	memcpy(&ifreq.ifr_addr, &addr, sizeof(struct sockaddr_in));

	ret = if_ioctl(SIOCSIFADDR, (caddr_t)&ifreq);

	if (ret < 0)
		return ret;

	return 0;
}

/* Get just the flags for the given name.
 * Used by the normal 'if_get_flags' function, as well
 * as the bootup interface-list code, which has to peek at per-address
 * flags in order to figure out which ones should be ignored..
 */
int if_get_flags_direct(const char *ifname, uint64_t *flags, unsigned int af)
{
	struct lifreq lifreq;
	int ret;

	lifreq_set_name(&lifreq, ifname);

	ret = AF_IOCTL(af, SIOCGLIFFLAGS, (caddr_t)&lifreq);

	if (ret)
		zlog_debug("%s: ifname %s, error %s (%d)", __func__, ifname,
			   safe_strerror(errno), errno);

	*flags = lifreq.lifr_flags;

	return ret;
}

/* get interface flags */
void if_get_flags(struct interface *ifp)
{
	int ret4 = 0, ret6 = 0;
	uint64_t newflags = 0;
	uint64_t tmpflags;

	if (ifp->flags & IFF_IPV4) {
		ret4 = if_get_flags_direct(ifp->name, &tmpflags, AF_INET);

		if (!ret4)
			newflags |= tmpflags;
		else if (errno == ENXIO) {
			/* it's gone */
			UNSET_FLAG(ifp->flags, IFF_UP);
			if_flags_update(ifp, ifp->flags);
		}
	}

	if (ifp->flags & IFF_IPV6) {
		ret6 = if_get_flags_direct(ifp->name, &tmpflags, AF_INET6);

		if (!ret6)
			newflags |= tmpflags;
		else if (errno == ENXIO) {
			/* it's gone */
			UNSET_FLAG(ifp->flags, IFF_UP);
			if_flags_update(ifp, ifp->flags);
		}
	}

	/* only update flags if one of above succeeded */
	if (!(ret4 && ret6))
		if_flags_update(ifp, newflags);
}

/* Set interface flags */
int if_set_flags(struct interface *ifp, uint64_t flags)
{
	int ret;
	struct lifreq lifreq;

	lifreq_set_name(&lifreq, ifp->name);

	lifreq.lifr_flags = ifp->flags;
	lifreq.lifr_flags |= flags;

	if (ifp->flags & IFF_IPV4)
		ret = AF_IOCTL(AF_INET, SIOCSLIFFLAGS, (caddr_t)&lifreq);
	else if (ifp->flags & IFF_IPV6)
		ret = AF_IOCTL(AF_INET6, SIOCSLIFFLAGS, (caddr_t)&lifreq);
	else
		ret = -1;

	if (ret < 0)
		zlog_info("can't set interface flags on %s: %s", ifp->name,
			  safe_strerror(errno));
	else
		ret = 0;

	return ret;
}

/* Unset interface's flag. */
int if_unset_flags(struct interface *ifp, uint64_t flags)
{
	int ret;
	struct lifreq lifreq;

	lifreq_set_name(&lifreq, ifp->name);

	lifreq.lifr_flags = ifp->flags;
	lifreq.lifr_flags &= ~flags;

	if (ifp->flags & IFF_IPV4)
		ret = AF_IOCTL(AF_INET, SIOCSLIFFLAGS, (caddr_t)&lifreq);
	else if (ifp->flags & IFF_IPV6)
		ret = AF_IOCTL(AF_INET6, SIOCSLIFFLAGS, (caddr_t)&lifreq);
	else
		ret = -1;

	if (ret < 0)
		zlog_info("can't unset interface flags");
	else
		ret = 0;

	return ret;
}

/* Interface's address add/delete functions. */
int if_prefix_add_ipv6(struct interface *ifp, struct connected *ifc)
{
	char addrbuf[PREFIX_STRLEN];

	zlog_warn("Can't set %s on interface %s",
		  prefix2str(ifc->address, addrbuf, sizeof(addrbuf)),
		  ifp->name);

	return 0;
}

int if_prefix_delete_ipv6(struct interface *ifp, struct connected *ifc)
{
	char addrbuf[PREFIX_STRLEN];

	zlog_warn("Can't delete %s on interface %s",
		  prefix2str(ifc->address, addrbuf, sizeof(addrbuf)),
		  ifp->name);

	return 0;
}

#endif /* SUNOS_5 */
Commit	Line	Data
8842468c	1	/*
	2	* Common ioctl functions for Solaris.
	3	* Copyright (C) 1997, 98 Kunihiro Ishiguro
	4	*
	5	* This file is part of GNU Zebra.
	6	*
	7	* GNU Zebra is free software; you can redistribute it and/or modify it
	8	* under the terms of the GNU General Public License as published by the
	9	* Free Software Foundation; either version 2, or (at your option) any
	10	* later version.
	11	*
	12	* GNU Zebra is distributed in the hope that it will be useful, but
	13	* WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	15	* General Public License for more details.
	16	*
896014f4 DL	17	* You should have received a copy of the GNU General Public License along
	18	* with this program; see the file COPYING; if not, write to the Free Software
	19	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
8842468c	20	*/
	21
	22	#include <zebra.h>
	23
ddfeb486 DL	24	#ifdef SUNOS_5
ddfeb486 DL	25
8842468c	26	#include "linklist.h"
	27	#include "if.h"
	28	#include "prefix.h"
	29	#include "ioctl.h"
	30	#include "log.h"
48a46fa0	31	#include "privs.h"
82283592	32	#include "vty.h"
4db21619	33	#include "vrf.h"
174482ef	34	#include "lib_errors.h"
8842468c	35
	36	#include "zebra/rib.h"
	37	#include "zebra/rt.h"
5c78b3d0	38	#include "zebra/interface.h"
8d610213	39	#include "zebra/ioctl_solaris.h"
8842468c	40
48a46fa0	41	extern struct zebra_privs_t zserv_privs;
8842468c	42
8842468c	43	/* clear and set interface name string */
d62a17ae	44	void lifreq_set_name(struct lifreq lifreq, const char ifname)
8842468c	45	{
d62a17ae	46	strncpy(lifreq->lifr_name, ifname, IFNAMSIZ);
8842468c	47	}
8842468c	48
d7c0a89a	49	int vrf_if_ioctl(unsigned long request, caddr_t buffer, vrf_id_t vrf_id)
4db21619 PG	50	{
	51	return if_ioctl(request, buffer);
	52	}
	53
8842468c	54	/* call ioctl system call */
d7c0a89a	55	int if_ioctl(unsigned long request, caddr_t buffer)
8842468c	56	{
d62a17ae	57	int sock;
	58	int ret;
	59	int err;
	60
01b9e3fd DL	61	frr_elevate_privs(&zserv_privs) {
	62
	63	sock = socket(AF_INET, SOCK_DGRAM, 0);
	64	if (sock < 0) {
	65	zlog_err("Cannot create UDP socket: %s",
	66	safe_strerror(errno));
	67	exit(1);
	68	}
d62a17ae	69
01b9e3fd DL	70	if ((ret = ioctl(sock, request, buffer)) < 0)
01b9e3fd DL	71	err = errno;
d62a17ae	72
01b9e3fd	73	}
d62a17ae	74
	75	close(sock);
	76
	77	if (ret < 0) {
	78	errno = err;
	79	return ret;
	80	}
	81	return 0;
8842468c	82	}
8842468c	83
5b73a671	84
d7c0a89a	85	int if_ioctl_ipv6(unsigned long request, caddr_t buffer)
8842468c	86	{
d62a17ae	87	int sock;
	88	int ret;
	89	int err;
	90
01b9e3fd DL	91	frr_elevate_privs(&zserv_privs) {
	92
	93	sock = socket(AF_INET6, SOCK_DGRAM, 0);
	94	if (sock < 0) {
	95	zlog_err("Cannot create IPv6 datagram socket: %s",
	96	safe_strerror(errno));
	97	exit(1);
	98	}
d62a17ae	99
01b9e3fd DL	100	if ((ret = ioctl(sock, request, buffer)) < 0)
01b9e3fd DL	101	err = errno;
d62a17ae	102
01b9e3fd	103	}
d62a17ae	104
	105	close(sock);
	106
	107	if (ret < 0) {
	108	errno = err;
	109	return ret;
	110	}
	111
	112	return 0;
8842468c	113	}
8842468c	114
	115	/*
	116	* get interface metric
	117	* -- if value is not avaliable set -1
	118	*/
d62a17ae	119	void if_get_metric(struct interface *ifp)
8842468c	120	{
d62a17ae	121	struct lifreq lifreq;
d62a17ae	122	int ret;
8842468c	123
d62a17ae	124	lifreq_set_name(&lifreq, ifp->name);
8842468c	125
d62a17ae	126	if (ifp->flags & IFF_IPV4)
d62a17ae	127	ret = AF_IOCTL(AF_INET, SIOCGLIFMETRIC, (caddr_t)&lifreq);
5b73a671	128	#ifdef SOLARIS_IPV6
d62a17ae	129	else if (ifp->flags & IFF_IPV6)
d62a17ae	130	ret = AF_IOCTL(AF_INET6, SIOCGLIFMETRIC, (caddr_t)&lifreq);
5b73a671	131	#endif /* SOLARIS_IPV6 */
d62a17ae	132	else
d62a17ae	133	ret = -1;
8842468c	134
d62a17ae	135	if (ret < 0)
d62a17ae	136	return;
8842468c	137
d62a17ae	138	ifp->metric = lifreq.lifr_metric;
	139
	140	if (ifp->metric == 0)
	141	ifp->metric = 1;
8842468c	142	}
	143
	144	/* get interface MTU */
d62a17ae	145	void if_get_mtu(struct interface *ifp)
8842468c	146	{
d62a17ae	147	struct lifreq lifreq;
d62a17ae	148	int ret;
d7c0a89a	149	uint8_t changed = 0;
d62a17ae	150
	151	if (ifp->flags & IFF_IPV4) {
	152	lifreq_set_name(&lifreq, ifp->name);
	153	ret = AF_IOCTL(AF_INET, SIOCGLIFMTU, (caddr_t)&lifreq);
	154	if (ret < 0) {
	155	zlog_info(
	156	"Can't lookup mtu on %s by ioctl(SIOCGLIFMTU)",
	157	ifp->name);
	158	ifp->mtu = -1;
	159	} else {
	160	ifp->mtu = lifreq.lifr_metric;
	161	changed = 1;
	162	}
	163	}
	164
	165	if (ifp->flags & IFF_IPV6) {
	166	memset(&lifreq, 0, sizeof(lifreq));
	167	lifreq_set_name(&lifreq, ifp->name);
	168
	169	ret = AF_IOCTL(AF_INET6, SIOCGLIFMTU, (caddr_t)&lifreq);
	170	if (ret < 0) {
	171	zlog_info(
	172	"Can't lookup mtu6 on %s by ioctl(SIOCGIFMTU)",
	173	ifp->name);
	174	ifp->mtu6 = -1;
	175	} else {
	176	ifp->mtu6 = lifreq.lifr_metric;
	177	changed = 1;
	178	}
	179	}
	180
	181	if (changed)
	182	zebra_interface_up_update(ifp);
8842468c	183	}
	184
	185	/* Set up interface's address, netmask (and broadcast? ).
	186	Solaris uses ifname:number semantics to set IP address aliases. */
d62a17ae	187	int if_set_prefix(struct interface ifp, struct connected ifc)
8842468c	188	{
d62a17ae	189	int ret;
	190	struct ifreq ifreq;
	191	struct sockaddr_in addr;
	192	struct sockaddr_in broad;
	193	struct sockaddr_in mask;
	194	struct prefix_ipv4 ifaddr;
	195	struct prefix_ipv4 *p;
8842468c	196
d62a17ae	197	p = (struct prefix_ipv4 *)ifc->address;
8842468c	198
d62a17ae	199	ifaddr = *p;
8842468c	200
d62a17ae	201	strncpy(ifreq.ifr_name, ifp->name, IFNAMSIZ);
8842468c	202
d62a17ae	203	addr.sin_addr = p->prefix;
	204	addr.sin_family = p->family;
	205	memcpy(&ifreq.ifr_addr, &addr, sizeof(struct sockaddr_in));
8842468c	206
d62a17ae	207	ret = if_ioctl(SIOCSIFADDR, (caddr_t)&ifreq);
8842468c	208
d62a17ae	209	if (ret < 0)
d62a17ae	210	return ret;
8842468c	211
d62a17ae	212	/* We need mask for make broadcast addr. */
d62a17ae	213	masklen2ip(p->prefixlen, &mask.sin_addr);
8842468c	214
d62a17ae	215	if (if_is_broadcast(ifp)) {
	216	apply_mask_ipv4(&ifaddr);
	217	addr.sin_addr = ifaddr.prefix;
8842468c	218
d62a17ae	219	broad.sin_addr.s_addr =
	220	(addr.sin_addr.s_addr \| ~mask.sin_addr.s_addr);
	221	broad.sin_family = p->family;
8842468c	222
d62a17ae	223	memcpy(&ifreq.ifr_broadaddr, &broad,
	224	sizeof(struct sockaddr_in));
	225	ret = if_ioctl(SIOCSIFBRDADDR, (caddr_t)&ifreq);
	226	if (ret < 0)
	227	return ret;
	228	}
8842468c	229
d62a17ae	230	mask.sin_family = p->family;
8842468c	231	#ifdef SUNOS_5
d62a17ae	232	memcpy(&mask, &ifreq.ifr_addr, sizeof(mask));
8842468c	233	#else
d62a17ae	234	memcpy(&ifreq.ifr_netmask, &mask, sizeof(struct sockaddr_in));
48a46fa0	235	#endif /* SUNOS_5 */
d62a17ae	236	ret = if_ioctl(SIOCSIFNETMASK, (caddr_t)&ifreq);
8842468c	237
d62a17ae	238	return ((ret < 0) ? ret : 0);
8842468c	239	}
	240
	241	/* Set up interface's address, netmask (and broadcast).
	242	Solaris uses ifname:number semantics to set IP address aliases. */
d62a17ae	243	int if_unset_prefix(struct interface ifp, struct connected ifc)
8842468c	244	{
d62a17ae	245	int ret;
	246	struct ifreq ifreq;
	247	struct sockaddr_in addr;
	248	struct prefix_ipv4 *p;
	249
	250	p = (struct prefix_ipv4 *)ifc->address;
8842468c	251
d62a17ae	252	strncpy(ifreq.ifr_name, ifp->name, IFNAMSIZ);
8842468c	253
d62a17ae	254	memset(&addr, 0, sizeof(struct sockaddr_in));
	255	addr.sin_family = p->family;
	256	memcpy(&ifreq.ifr_addr, &addr, sizeof(struct sockaddr_in));
8842468c	257
d62a17ae	258	ret = if_ioctl(SIOCSIFADDR, (caddr_t)&ifreq);
8842468c	259
d62a17ae	260	if (ret < 0)
d62a17ae	261	return ret;
8842468c	262
d62a17ae	263	return 0;
8842468c	264	}
8842468c	265
5c78b3d0	266	/* Get just the flags for the given name.
	267	* Used by the normal 'if_get_flags' function, as well
	268	* as the bootup interface-list code, which has to peek at per-address
	269	* flags in order to figure out which ones should be ignored..
0752ef0b	270	*/
d62a17ae	271	int if_get_flags_direct(const char ifname, uint64_t flags, unsigned int af)
0752ef0b	272	{
d62a17ae	273	struct lifreq lifreq;
	274	int ret;
	275
	276	lifreq_set_name(&lifreq, ifname);
	277
	278	ret = AF_IOCTL(af, SIOCGLIFFLAGS, (caddr_t)&lifreq);
	279
	280	if (ret)
	281	zlog_debug("%s: ifname %s, error %s (%d)", __func__, ifname,
	282	safe_strerror(errno), errno);
	283
	284	*flags = lifreq.lifr_flags;
	285
	286	return ret;
0752ef0b	287	}
0752ef0b	288
8842468c	289	/* get interface flags */
d62a17ae	290	void if_get_flags(struct interface *ifp)
8842468c	291	{
d62a17ae	292	int ret4 = 0, ret6 = 0;
	293	uint64_t newflags = 0;
	294	uint64_t tmpflags;
	295
	296	if (ifp->flags & IFF_IPV4) {
	297	ret4 = if_get_flags_direct(ifp->name, &tmpflags, AF_INET);
	298
	299	if (!ret4)
	300	newflags \|= tmpflags;
	301	else if (errno == ENXIO) {
	302	/* it's gone */
	303	UNSET_FLAG(ifp->flags, IFF_UP);
	304	if_flags_update(ifp, ifp->flags);
	305	}
	306	}
	307
	308	if (ifp->flags & IFF_IPV6) {
	309	ret6 = if_get_flags_direct(ifp->name, &tmpflags, AF_INET6);
	310
	311	if (!ret6)
	312	newflags \|= tmpflags;
	313	else if (errno == ENXIO) {
	314	/* it's gone */
	315	UNSET_FLAG(ifp->flags, IFF_UP);
	316	if_flags_update(ifp, ifp->flags);
	317	}
	318	}
	319
	320	/* only update flags if one of above succeeded */
	321	if (!(ret4 && ret6))
	322	if_flags_update(ifp, newflags);
8842468c	323	}
	324
	325	/* Set interface flags */
d62a17ae	326	int if_set_flags(struct interface *ifp, uint64_t flags)
8842468c	327	{
d62a17ae	328	int ret;
	329	struct lifreq lifreq;
	330
	331	lifreq_set_name(&lifreq, ifp->name);
	332
	333	lifreq.lifr_flags = ifp->flags;
	334	lifreq.lifr_flags \|= flags;
	335
	336	if (ifp->flags & IFF_IPV4)
	337	ret = AF_IOCTL(AF_INET, SIOCSLIFFLAGS, (caddr_t)&lifreq);
	338	else if (ifp->flags & IFF_IPV6)
	339	ret = AF_IOCTL(AF_INET6, SIOCSLIFFLAGS, (caddr_t)&lifreq);
	340	else
	341	ret = -1;
	342
	343	if (ret < 0)
	344	zlog_info("can't set interface flags on %s: %s", ifp->name,
	345	safe_strerror(errno));
	346	else
	347	ret = 0;
	348
	349	return ret;
8842468c	350	}
	351
	352	/* Unset interface's flag. */
d62a17ae	353	int if_unset_flags(struct interface *ifp, uint64_t flags)
8842468c	354	{
d62a17ae	355	int ret;
	356	struct lifreq lifreq;
	357
	358	lifreq_set_name(&lifreq, ifp->name);
	359
	360	lifreq.lifr_flags = ifp->flags;
	361	lifreq.lifr_flags &= ~flags;
	362
	363	if (ifp->flags & IFF_IPV4)
	364	ret = AF_IOCTL(AF_INET, SIOCSLIFFLAGS, (caddr_t)&lifreq);
	365	else if (ifp->flags & IFF_IPV6)
	366	ret = AF_IOCTL(AF_INET6, SIOCSLIFFLAGS, (caddr_t)&lifreq);
	367	else
	368	ret = -1;
	369
	370	if (ret < 0)
	371	zlog_info("can't unset interface flags");
	372	else
	373	ret = 0;
	374
	375	return ret;
8842468c	376	}
8842468c	377
8842468c	378	/* Interface's address add/delete functions. */
d62a17ae	379	int if_prefix_add_ipv6(struct interface ifp, struct connected ifc)
8842468c	380	{
d62a17ae	381	char addrbuf[PREFIX_STRLEN];
8842468c	382
d62a17ae	383	zlog_warn("Can't set %s on interface %s",
	384	prefix2str(ifc->address, addrbuf, sizeof(addrbuf)),
	385	ifp->name);
8842468c	386
d62a17ae	387	return 0;
8842468c	388	}
8842468c	389
d62a17ae	390	int if_prefix_delete_ipv6(struct interface ifp, struct connected ifc)
8842468c	391	{
d62a17ae	392	char addrbuf[PREFIX_STRLEN];
8842468c	393
d62a17ae	394	zlog_warn("Can't delete %s on interface %s",
	395	prefix2str(ifc->address, addrbuf, sizeof(addrbuf)),
	396	ifp->name);
8842468c	397
d62a17ae	398	return 0;
8842468c	399	}
ddfeb486 DL	400
ddfeb486 DL	401	#endif /* SUNOS_5 */