Differential D31595 Diff 93857 sys/net/route/route_ctl.c

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sys/net/route/route_ctl.c

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#else		#else
#define _MP_FLAGS CTLFLAG_RD		#define _MP_FLAGS CTLFLAG_RD
#endif		#endif
VNET_DEFINE(u_int, rib_route_multipath) = 1;		VNET_DEFINE(u_int, rib_route_multipath) = 1;
SYSCTL_UINT(_net_route, OID_AUTO, multipath, _MP_FLAGS \| CTLFLAG_VNET,		SYSCTL_UINT(_net_route, OID_AUTO, multipath, _MP_FLAGS \| CTLFLAG_VNET,
&VNET_NAME(rib_route_multipath), 0, "Enable route multipath");		&VNET_NAME(rib_route_multipath), 0, "Enable route multipath");
#undef _MP_FLAGS		#undef _MP_FLAGS

		#if defined(INET) && defined(INET6)
		/*
		#define V_rib_route_ipv4_nexthop VNET(rib_route_ipv4_nexthop)
		VNET_DEFINE(u_int, rib_route_ipv4_nexthop) = 1;
		SYSCTL_UINT(_net_route, OID_AUTO, ipv4_nexthop, CTLFLAG_RW \| CTLFLAG_VNET,
		&VNET_NAME(rib_route_ipv4_nexthop), 0, "Enable IPv6 route via IPv4 Next Hop address");
		*/

		#define V_rib_route_ipv6_nexthop VNET(rib_route_ipv6_nexthop)
		VNET_DEFINE(u_int, rib_route_ipv6_nexthop) = 1;
		SYSCTL_UINT(_net_route, OID_AUTO, ipv6_nexthop, CTLFLAG_RW \| CTLFLAG_VNET,
		&VNET_NAME(rib_route_ipv6_nexthop), 0, "Enable IPv4 route via IPv6 Next Hop address");
		#endif

/* Routing table UMA zone */		/* Routing table UMA zone */
VNET_DEFINE_STATIC(uma_zone_t, rtzone);		VNET_DEFINE_STATIC(uma_zone_t, rtzone);
#define V_rtzone VNET(rtzone)		#define V_rtzone VNET(rtzone)

void		void
vnet_rtzone_init()		vnet_rtzone_init()
{		{

▲ Show 20 Lines • Show All 75 Lines • ▼ Show 20 Lines	get_rnh(uint32_t fibnum, const struct rt_addrinfo *info)
KASSERT((fibnum < rt_numfibs), ("rib_add_route: bad fibnum"));		KASSERT((fibnum < rt_numfibs), ("rib_add_route: bad fibnum"));

dst = info->rti_info[RTAX_DST];		dst = info->rti_info[RTAX_DST];
rnh = rt_tables_get_rnh(fibnum, dst->sa_family);		rnh = rt_tables_get_rnh(fibnum, dst->sa_family);

return (rnh);		return (rnh);
}		}

		#if defined(INET) && defined(INET6)
		/*
		static bool
		rib_can_ipv4_nexthop_address(struct rib_head *rh)
		{
		int result;

		CURVNET_SET(rh->rib_vnet);
		result = !!V_rib_route_ipv4_nexthop;
		CURVNET_RESTORE();

		return (result);
		}
		*/

		static bool
		rib_can_ipv6_nexthop_address(struct rib_head *rh)
		{
		int result;

		CURVNET_SET(rh->rib_vnet);
		result = !!V_rib_route_ipv6_nexthop;
		CURVNET_RESTORE();

		return (result);
		}
		#endif

#ifdef ROUTE_MPATH		#ifdef ROUTE_MPATH
static bool		static bool
rib_can_multipath(struct rib_head *rh)		rib_can_multipath(struct rib_head *rh)
{		{
int result;		int result;

CURVNET_SET(rh->rib_vnet);		CURVNET_SET(rh->rib_vnet);
result = !!V_rib_route_multipath;		result = !!V_rib_route_multipath;
▲ Show 20 Lines • Show All 369 Lines • ▼ Show 20 Lines	check_gateway(struct rib_head rnh, struct sockaddr dst,
struct sockaddr *gateway)		struct sockaddr *gateway)
{		{
if (dst->sa_family == gateway->sa_family)		if (dst->sa_family == gateway->sa_family)
return (true);		return (true);
else if (gateway->sa_family == AF_UNSPEC)		else if (gateway->sa_family == AF_UNSPEC)
return (true);		return (true);
else if (gateway->sa_family == AF_LINK)		else if (gateway->sa_family == AF_LINK)
return (true);		return (true);
		#if defined(INET) && defined(INET6)
		else if (dst->sa_family == AF_INET && gateway->sa_family == AF_INET6 &&
		rib_can_ipv6_nexthop_address(rnh))
		return (true);
		#endif
return (false);		return (false);
}		}

/*		/*
* Creates rtentry and nexthop based on @info data.		* Creates rtentry and nexthop based on @info data.
* Return 0 and fills in rtentry into @prt on success,		* Return 0 and fills in rtentry into @prt on success,
* return errno otherwise.		* return errno otherwise.
*/		*/
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