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Simplify API: use new NHOP_LOOKUP_AIFP flag to select what ifp

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we need to return.
Rename fib[64]_lookup_nh_basic to fib[64]_lookup_nh, add flags
fields for all relevant functions.
This commit is contained in:
Alexander V. Chernikov 2014-11-20 22:41:59 +00:00
parent df629abf3e
commit f9723c7705
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/projects/routing/; revision=274763
16 changed files with 90 additions and 154 deletions
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2
sys/contrib/ipfilter/netinet/ip_fil_freebsd.c
View File

@ -958,7 +958,7 @@ ipf_verifysrc(fin)
struct nhop4_basic nh4;
memset(&nh4, 0, sizeof(nh4));
if (fib4_lookup_nh_basic(RT_DEFAULT_FIB, fin->fin_src, 0, &nh4) != 0)
if (fib4_lookup_nh(RT_DEFAULT_FIB, fin->fin_src, 0, 0, &nh4) != 0)
return (0);
return (fin->fin_ifp == nh4.nh_ifp);

2
sys/net/if_stf.c
View File

@ -574,7 +574,7 @@ stf_checkaddr4(sc, in, inifp)
if (sc && (STF2IFP(sc)->if_flags & IFF_LINK2) == 0 && inifp) {
struct nhop4_basic nh4;
if (fib4_lookup_nh_basic(sc->sc_fibnum, *in, 0, &nh4) != 0)
if (fib4_lookup_nh(sc->sc_fibnum, *in, 0, 0, &nh4) != 0)
return (-1);
if (nh4.nh_ifp != inifp)
return (-1);

181
sys/net/rt_nhops.c
View File

@ -123,22 +123,22 @@ static inline uint16_t fib_rte_to_nh_flags(int rt_flags);
static void rib4_rte_to_nh_extended(struct rtentry *rte, struct in_addr dst,
struct rt4_extended *prt4);
static void fib4_rte_to_nh_extended(struct rtentry *rte, struct in_addr dst,
struct nhop4_extended *pnh4);
static void fib4_rte_to_nh_basic(struct rtentry *rte, struct in_addr dst,
struct nhop4_basic *pnh4);
uint32_t flags, struct nhop4_extended *pnh4);
static void fib4_rte_to_nh(struct rtentry *rte, struct in_addr dst,
uint32_t flags, struct nhop4_basic *pnh4);
#endif
#ifdef INET6
static void fib6_rte_to_nh_extended(struct rtentry *rte, struct in6_addr *dst,
struct nhop6_extended *pnh6);
static void fib6_rte_to_nh_basic(struct rtentry *rte, struct in6_addr *dst,
struct nhop6_basic *pnh6);
uint32_t flags, struct nhop6_extended *pnh6);
static void fib6_rte_to_nh(struct rtentry *rte, struct in6_addr *dst,
uint32_t flags, struct nhop6_basic *pnh6);
static int fib6_storelladdr(struct ifnet *ifp, struct in6_addr *dst,
int mm_flags, u_char *desten);
static uint16_t fib6_get_ifa(struct rtentry *rte);
static int fib6_lla_to_nh_basic(struct in6_addr *dst, uint32_t scopeid,
struct nhop6_basic *pnh6);
uint32_t flags, struct nhop6_basic *pnh6);
static int fib6_lla_to_nh_extended(struct in6_addr *dst, uint32_t scopeid,
struct nhop6_extended *pnh6);
uint32_t flags, struct nhop6_extended *pnh6);
static int fib6_lla_to_nh(struct in6_addr *dst, uint32_t scopeid,
struct nhop_prepend *nh, struct ifnet **lifp);
#endif
@ -321,7 +321,7 @@ fib4_lookup_prepend(uint32_t fibnum, struct in_addr dst, struct mbuf *m,
if (nh_ext != NULL) {
/* Fill in extended info */
fib4_rte_to_nh_extended(rte, dst, nh_ext);
fib4_rte_to_nh_extended(rte, dst, 0, nh_ext);
}
RIB_RUNLOCK(rh);
@ -413,12 +413,15 @@ fib_rte_to_nh_flags(int rt_flags)
}
static void
fib4_rte_to_nh_basic(struct rtentry *rte, struct in_addr dst,
struct nhop4_basic *pnh4)
fib4_rte_to_nh(struct rtentry *rte, struct in_addr dst,
uint32_t flags, struct nhop4_basic *pnh4)
{
struct sockaddr_in *gw;
pnh4->nh_ifp = rte->rt_ifa->ifa_ifp;
if ((flags & NHOP_LOOKUP_AIFP) == 0)
pnh4->nh_ifp = rte->rt_ifp;
else
pnh4->nh_ifp = rte->rt_ifa->ifa_ifp;
pnh4->nh_mtu = min(rte->rt_mtu, rte->rt_ifp->if_mtu);
if (rte->rt_flags & RTF_GATEWAY) {
gw = (struct sockaddr_in *)rte->rt_gateway;
@ -435,12 +438,15 @@ fib4_rte_to_nh_basic(struct rtentry *rte, struct in_addr dst,
static void
fib4_rte_to_nh_extended(struct rtentry *rte, struct in_addr dst,
struct nhop4_extended *pnh4)
uint32_t flags, struct nhop4_extended *pnh4)
{
struct sockaddr_in *gw;
struct in_ifaddr *ia;
pnh4->nh_ifp = rte->rt_ifa->ifa_ifp;
if ((flags & NHOP_LOOKUP_AIFP) == 0)
pnh4->nh_ifp = rte->rt_ifp;
else
pnh4->nh_ifp = rte->rt_ifa->ifa_ifp;
pnh4->nh_mtu = min(rte->rt_mtu, rte->rt_ifp->if_mtu);
if (rte->rt_flags & RTF_GATEWAY) {
gw = (struct sockaddr_in *)rte->rt_gateway;
@ -502,8 +508,8 @@ rib4_rte_to_nh_extended(struct rtentry *rte, struct in_addr dst,
* - howewer mtu from "transmit" interface will be returned.
*/
int
fib4_lookup_nh_basic(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
struct nhop4_basic *pnh4)
fib4_lookup_nh(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
uint32_t flags, struct nhop4_basic *pnh4)
{
struct rib_head *rh;
struct radix_node *rn;
@ -511,7 +517,7 @@ fib4_lookup_nh_basic(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
struct rtentry *rte;
RIB_LOCK_READER;
KASSERT((fibnum < rt_numfibs), ("fib4_lookup_nh_basic: bad fibnum"));
KASSERT((fibnum < rt_numfibs), ("fib4_lookup_nh: bad fibnum"));
rh = rt_tables_get_rnh(fibnum, AF_INET);
if (rh == NULL)
return (ENOENT);
@ -527,7 +533,7 @@ fib4_lookup_nh_basic(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
rte = RNTORT(rn);
/* Ensure route & ifp is UP */
if (RT_LINK_IS_UP(rte->rt_ifp)) {
fib4_rte_to_nh_basic(rte, dst, pnh4);
fib4_rte_to_nh(rte, dst, flags, pnh4);
RIB_RUNLOCK(rh);
return (0);
@ -538,43 +544,6 @@ fib4_lookup_nh_basic(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
return (ENOENT);
}
int
fib4_lookup_nh_ifp(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
struct nhop4_basic *pnh4)
{
struct rib_head *rh;
struct radix_node *rn;
struct sockaddr_in sin;
struct rtentry *rte;
RIB_LOCK_READER;
KASSERT((fibnum < rt_numfibs), ("fib4_lookup_nh_ifp: bad fibnum"));
rh = rt_tables_get_rnh(fibnum, AF_INET);
if (rh == NULL)
return (ENOENT);
/* Prepare lookup key */
memset(&sin, 0, sizeof(sin));
sin.sin_len = sizeof(struct sockaddr_in);
sin.sin_addr = dst;
RIB_RLOCK(rh);
rn = rh->rnh_matchaddr((void *)&sin, &rh->head);
if (rn != NULL && ((rn->rn_flags & RNF_ROOT) == 0)) {
rte = RNTORT(rn);
/* Ensure route & ifp is UP */
if (RT_LINK_IS_UP(rte->rt_ifp)) {
fib4_rte_to_nh_basic(rte, dst, pnh4);
RIB_RUNLOCK(rh);
pnh4->nh_ifp = rte->rt_ifp;
return (0);
}
}
RIB_RUNLOCK(rh);
return (ENOENT);
}
/*
* Performs IPv4 route table lookup on @dst. Returns 0 on success.
* Stores extende nexthop info provided @pnh4 structure.
@ -610,7 +579,7 @@ fib4_lookup_nh_ext(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
rte = RNTORT(rn);
/* Ensure route & ifp is UP */
if (RT_LINK_IS_UP(rte->rt_ifp)) {
fib4_rte_to_nh_extended(rte, dst, pnh4);
fib4_rte_to_nh_extended(rte, dst, flags, pnh4);
if ((flags & NHOP_LOOKUP_REF) != 0) {
/* TODO: Do lwref on egress ifp's */
}
@ -946,7 +915,7 @@ fib6_get_ifa(struct rtentry *rte)
static int
fib6_lla_to_nh_basic(struct in6_addr *dst, uint32_t scopeid,
struct nhop6_basic *pnh6)
uint32_t flags, struct nhop6_basic *pnh6)
{
struct ifnet *ifp;
@ -957,8 +926,13 @@ fib6_lla_to_nh_basic(struct in6_addr *dst, uint32_t scopeid,
/* Do explicit nexthop zero unless we're copying it */
memset(pnh6, 0, sizeof(*pnh6));
pnh6->nh_ifp = ifp;
pnh6->nh_mtu = IN6_LINKMTU(ifp);
pnh6->nh_ifp = ifp;
if ((flags & NHOP_LOOKUP_AIFP)!=0 && in6_ifawithifp_lla(ifp, dst) != 0){
if ((ifp = V_loif) != NULL)
pnh6->nh_ifp = ifp;
}
/* No flags set */
pnh6->nh_addr = *dst;
@ -967,7 +941,7 @@ fib6_lla_to_nh_basic(struct in6_addr *dst, uint32_t scopeid,
static int
fib6_lla_to_nh_extended(struct in6_addr *dst, uint32_t scopeid,
struct nhop6_extended *pnh6)
uint32_t flags, struct nhop6_extended *pnh6)
{
struct ifnet *ifp;
@ -978,8 +952,12 @@ fib6_lla_to_nh_extended(struct in6_addr *dst, uint32_t scopeid,
/* Do explicit nexthop zero unless we're copying it */
memset(pnh6, 0, sizeof(*pnh6));
pnh6->nh_ifp = ifp;
pnh6->nh_mtu = IN6_LINKMTU(ifp);
pnh6->nh_ifp = ifp;
if ((flags & NHOP_LOOKUP_AIFP)!=0 && in6_ifawithifp_lla(ifp, dst) != 0){
if ((ifp = V_loif) != NULL)
pnh6->nh_ifp = ifp;
}
/* No flags set */
pnh6->nh_addr = *dst;
@ -988,7 +966,7 @@ fib6_lla_to_nh_extended(struct in6_addr *dst, uint32_t scopeid,
static int
rib6_lla_to_nh_extended(struct in6_addr *dst, uint32_t scopeid,
struct rt6_extended *prt6)
uint32_t flags, struct rt6_extended *prt6)
{
struct ifnet *ifp;
@ -1047,15 +1025,18 @@ fib6_lla_to_nh(struct in6_addr *dst, uint32_t scopeid,
static void
fib6_rte_to_nh_basic(struct rtentry *rte, struct in6_addr *dst,
struct nhop6_basic *pnh6)
fib6_rte_to_nh(struct rtentry *rte, struct in6_addr *dst,
uint32_t flags, struct nhop6_basic *pnh6)
{
struct sockaddr_in6 *gw;
/* Do explicit nexthop zero unless we're copying it */
memset(pnh6, 0, sizeof(*pnh6));
pnh6->nh_ifp = ifnet_byindex(fib6_get_ifa(rte));
if ((flags & NHOP_LOOKUP_AIFP) == 0)
pnh6->nh_ifp = rte->rt_ifp;
else
pnh6->nh_ifp = ifnet_byindex(fib6_get_ifa(rte));
pnh6->nh_mtu = min(rte->rt_mtu, IN6_LINKMTU(rte->rt_ifp));
if (rte->rt_flags & RTF_GATEWAY) {
@ -1073,7 +1054,7 @@ fib6_rte_to_nh_basic(struct rtentry *rte, struct in6_addr *dst,
static void
fib6_rte_to_nh_extended(struct rtentry *rte, struct in6_addr *dst,
struct nhop6_extended *pnh6)
uint32_t flags, struct nhop6_extended *pnh6)
{
struct sockaddr_in6 *gw;
struct in6_ifaddr *ia;
@ -1081,7 +1062,11 @@ fib6_rte_to_nh_extended(struct rtentry *rte, struct in6_addr *dst,
/* Do explicit nexthop zero unless we're copying it */
memset(pnh6, 0, sizeof(*pnh6));
pnh6->nh_ifp = ifnet_byindex(fib6_get_ifa(rte));
if ((flags & NHOP_LOOKUP_AIFP) == 0)
pnh6->nh_ifp = rte->rt_ifp;
else
pnh6->nh_ifp = ifnet_byindex(fib6_get_ifa(rte));
pnh6->nh_mtu = min(rte->rt_mtu, IN6_LINKMTU(rte->rt_ifp));
if (rte->rt_flags & RTF_GATEWAY) {
gw = (struct sockaddr_in6 *)rte->rt_gateway;
@ -1104,7 +1089,7 @@ fib6_rte_to_nh_extended(struct rtentry *rte, struct in6_addr *dst,
bitcount32((x).__u6_addr.__u6_addr32[3])
static void
rib6_rte_to_nh_extended(struct rtentry *rte, struct in6_addr *dst,
struct rt6_extended *prt6)
uint32_t flags, struct rt6_extended *prt6)
{
struct sockaddr_in6 *gw;
@ -1130,8 +1115,8 @@ rib6_rte_to_nh_extended(struct rtentry *rte, struct in6_addr *dst,
}
int
fib6_lookup_nh_ifp(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
uint32_t flowid, struct nhop6_basic *pnh6)
fib6_lookup_nh(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
uint32_t flowid, uint32_t flags, struct nhop6_basic *pnh6)
{
struct rib_head *rh;
struct radix_node *rn;
@ -1141,11 +1126,10 @@ fib6_lookup_nh_ifp(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
if (IN6_IS_SCOPE_LINKLOCAL(dst)) {
/* Do not lookup link-local addresses in rtable */
/* XXX: Check if dst is local */
return (fib6_lla_to_nh_basic(dst, scopeid, pnh6));
return (fib6_lla_to_nh_basic(dst, scopeid, flags, pnh6));
}
KASSERT((fibnum < rt_numfibs), ("fib6_lookup_nh_basic: bad fibnum"));
KASSERT((fibnum < rt_numfibs), ("fib6_lookup_nh: bad fibnum"));
rh = rt_tables_get_rnh(fibnum, AF_INET6);
if (rh == NULL)
return (ENOENT);
@ -1162,50 +1146,7 @@ fib6_lookup_nh_ifp(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
rte = RNTORT(rn);
/* Ensure route & ifp is UP */
if (RT_LINK_IS_UP(rte->rt_ifp)) {
fib6_rte_to_nh_basic(rte, dst, pnh6);
pnh6->nh_ifp = rte->rt_ifp;
RIB_RUNLOCK(rh);
return (0);
}
}
RIB_RUNLOCK(rh);
return (ENOENT);
}
int
fib6_lookup_nh_basic(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
uint32_t flowid, struct nhop6_basic *pnh6)
{
struct rib_head *rh;
struct radix_node *rn;
struct sockaddr_in6 sin6;
struct rtentry *rte;
RIB_LOCK_READER;
if (IN6_IS_SCOPE_LINKLOCAL(dst)) {
/* Do not lookup link-local addresses in rtable */
return (fib6_lla_to_nh_basic(dst, scopeid, pnh6));
}
KASSERT((fibnum < rt_numfibs), ("fib6_lookup_nh_basic: bad fibnum"));
rh = rt_tables_get_rnh(fibnum, AF_INET6);
if (rh == NULL)
return (ENOENT);
/* Prepare lookup key */
memset(&sin6, 0, sizeof(sin6));
sin6.sin6_addr = *dst;
sin6.sin6_scope_id = scopeid;
sa6_embedscope(&sin6, 0);
RIB_RLOCK(rh);
rn = rh->rnh_matchaddr((void *)&sin6, &rh->head);
if (rn != NULL && ((rn->rn_flags & RNF_ROOT) == 0)) {
rte = RNTORT(rn);
/* Ensure route & ifp is UP */
if (RT_LINK_IS_UP(rte->rt_ifp)) {
fib6_rte_to_nh_basic(rte, dst, pnh6);
fib6_rte_to_nh(rte, dst, flags, pnh6);
RIB_RUNLOCK(rh);
return (0);
}
@ -1237,7 +1178,7 @@ fib6_lookup_nh_ext(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
if (IN6_IS_SCOPE_LINKLOCAL(dst)) {
/* Do not lookup link-local addresses in rtable */
/* XXX: Do lwref on egress ifp */
return (fib6_lla_to_nh_extended(dst, scopeid, pnh6));
return (fib6_lla_to_nh_extended(dst, scopeid, flags, pnh6));
}
KASSERT((fibnum < rt_numfibs), ("fib4_lookup_nh_ext: bad fibnum"));
@ -1258,7 +1199,7 @@ fib6_lookup_nh_ext(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
rte = RNTORT(rn);
/* Ensure route & ifp is UP */
if (RT_LINK_IS_UP(rte->rt_ifp)) {
fib6_rte_to_nh_extended(rte, dst, pnh6);
fib6_rte_to_nh_extended(rte, dst, flags, pnh6);
if ((flags & NHOP_LOOKUP_REF) != 0) {
/* TODO: Do lwref on egress ifp's */
}
@ -1291,7 +1232,7 @@ rib6_lookup_nh_ext(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
if (IN6_IS_SCOPE_LINKLOCAL(dst)) {
/* Do not lookup link-local addresses in rtable */
/* XXX: Do lwref on egress ifp */
return (rib6_lla_to_nh_extended(dst, scopeid, prt6));
return (rib6_lla_to_nh_extended(dst, scopeid, flags, prt6));
}
KASSERT((fibnum < rt_numfibs), ("rib6_lookup_nh_ext: bad fibnum"));
@ -1312,7 +1253,7 @@ rib6_lookup_nh_ext(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
rte = RNTORT(rn);
/* Ensure route & ifp is UP */
if (RT_LINK_IS_UP(rte->rt_ifp)) {
rib6_rte_to_nh_extended(rte, dst, prt6);
rib6_rte_to_nh_extended(rte, dst, flags, prt6);
if ((flags & NHOP_LOOKUP_REF) != 0) {
/* TODO: Do lwref on egress ifp's */
}

16
sys/net/rt_nhops.h
View File

@ -216,23 +216,21 @@ struct route_info {
uint32_t scopeid; /* Desired scope id to use */
};
int fib4_lookup_nh_ifp(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
struct nhop4_basic *pnh4);
int fib4_lookup_nh_basic(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
struct nhop4_basic *pnh4);
#define NHOP_LOOKUP_REF 0x01 /* reference objects in passed structure */
#define NHOP_LOOKUP_AIFP 0x02 /* return route "address" interface */
int fib4_lookup_nh(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
uint32_t flags, struct nhop4_basic *pnh4);
int fib4_lookup_nh_ext(uint32_t fibnum, struct in_addr dst,
uint32_t flowid, uint32_t flags, struct nhop4_extended *pnh4);
void fib4_free_nh_ext(uint32_t fibnum, struct nhop4_extended *pnh4);
#define NHOP_LOOKUP_REF 0x01
int rib4_lookup_nh_ext(uint32_t fibnum, struct in_addr dst, uint32_t flowid,
uint32_t flags, struct rt4_extended *prt4);
void rib4_free_nh_ext(uint32_t fibnum, struct rt4_extended *prt4);
int fib6_lookup_nh_ifp(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
uint32_t flowid, struct nhop6_basic *pnh6);
int fib6_lookup_nh_basic(uint32_t fibnum, struct in6_addr *dst,
uint32_t scopeid, uint32_t flowid, struct nhop6_basic *pnh6);
int fib6_lookup_nh(uint32_t fibnum, struct in6_addr *dst, uint32_t scopeid,
uint32_t flowid, uint32_t flags, struct nhop6_basic *pnh6);
int fib6_lookup_nh_ext(uint32_t fibnum, struct in6_addr *dst,
uint32_t scopeid, uint32_t flowid, uint32_t flags,
struct nhop6_extended *pnh6);

2
sys/netinet/in.c
View File

@ -1024,7 +1024,7 @@ in_lltable_rtcheck(struct ifnet *ifp, u_int flags, const struct sockaddr *l3addr
("sin_family %d", l3addr->sa_family));
dst = ((struct sockaddr_in *)l3addr)->sin_addr;
if (fib4_lookup_nh_ifp(ifp->if_fib, dst, 0, &nh4) != 0)
if (fib4_lookup_nh(ifp->if_fib, dst, 0, 0, &nh4) != 0)
return (EINVAL);
/*

2
sys/netinet/in_gif.c
View File

@ -193,7 +193,7 @@ gif_validate4(const struct ip *ip, struct gif_softc *sc, struct ifnet *ifp)
fibnum = sc->gif_fibnum;
if (fib4_lookup_nh_basic(fibnum, ip->ip_src, 0, &nh4) != 0)
if (fib4_lookup_nh(fibnum, ip->ip_src, 0, 0, &nh4) != 0)
return (0);
if (nh4.nh_ifp != ifp)
return (0);

4
sys/netinet/in_mcast.c
View File

@ -1898,8 +1898,8 @@ inp_lookup_mcast_ifp(const struct inpcb *inp,
} else {
struct nhop4_basic nh4;
if (fib4_lookup_nh_basic(inp ? inp->inp_inc.inc_fibnum : 0,
gsin->sin_addr, 0, &nh4) != 0) {
if (fib4_lookup_nh(inp ? inp->inp_inc.inc_fibnum : 0,
gsin->sin_addr, 0, 0, &nh4) != 0) {
return (nh4.nh_ifp);
} else {
struct in_ifaddr *ia;

3
sys/netinet/ip_input.c
View File

@ -1466,7 +1466,8 @@ ip_forward(struct mbuf *m, int srcrt)
#endif
pnh4 = &nh4;
if (fib4_lookup_nh_basic(M_GETFIB(m), ip->ip_dst, 0, &nh4) != 0)
if (fib4_lookup_nh(M_GETFIB(m), ip->ip_dst, 0, NHOP_LOOKUP_AIFP,
&nh4) != 0)
pnh4 = NULL;
#ifndef IPSEC
/*

2
sys/netinet6/icmp6.c
View File

@ -2401,7 +2401,7 @@ icmp6_redirect_input(struct mbuf *m, int off)
/* ip6->ip6_src must be equal to gw for icmp6->icmp6_reddst */
struct nhop6_basic nh6;
if (fib6_lookup_nh_basic(RT_DEFAULT_FIB, &reddst6, 0, 0, &nh6)==0) {
if (fib6_lookup_nh(RT_DEFAULT_FIB, &reddst6, 0, 0, 0, &nh6)==0) {
/* XXX: Think about AF_LINK GW */
if ((nh6.nh_flags & NHF_GATEWAY) == 0) {
nd6log((LOG_ERR,

2
sys/netinet6/in6.c
View File

@ -2188,7 +2188,7 @@ in6_lltable_rtcheck(struct ifnet *ifp,
/* Our local addresses are always only installed on the default FIB. */
in6_splitscope(&((struct sockaddr_in6 *)l3addr)->sin6_addr, &dst, &scopeid);
error = fib6_lookup_nh_ifp(RT_DEFAULT_FIB, &dst, scopeid, 0, &nh6);
error = fib6_lookup_nh(RT_DEFAULT_FIB, &dst, scopeid, 0, 0, &nh6);
if (error != 0 || ((nh6.nh_flags & NHF_GATEWAY) != 0) || nh6.nh_ifp != ifp) {
struct ifaddr *ifa;
/*

2
sys/netinet6/in6_gif.c
View File

@ -203,7 +203,7 @@ gif_validate6(const struct ip6_hdr *ip6, struct gif_softc *sc,
fibnum = sc->gif_fibnum;
in6_splitscope(&ip6->ip6_src, &src, &scopeid);
if (fib6_lookup_nh_basic(fibnum, &src, scopeid, 0, &nh6) != 0)
if (fib6_lookup_nh(fibnum, &src, scopeid, 0, 0, &nh6) != 0)
return (0);
if (nh6.nh_ifp != ifp)
return (0);

2
sys/netinet6/in6_mcast.c
View File

@ -1786,7 +1786,7 @@ in6p_lookup_mcast_ifp(const struct inpcb *in6p,
in6_splitscope(&gsin6->sin6_addr, &dst, &scopeid);
fibnum = in6p ? in6p->inp_inc.inc_fibnum : RT_DEFAULT_FIB;
if (fib6_lookup_nh_ifp(fibnum, &dst, scopeid, 0, &nh6) != 0)
if (fib6_lookup_nh(fibnum, &dst, scopeid, 0, 0, &nh6) != 0)
return (NULL);
return (nh6.nh_ifp);

6
sys/netinet6/in6_src.c
View File

@ -797,7 +797,7 @@ in6_selectif(uint32_t fibnum, struct sockaddr_in6 *dstsock,
* XXX: Embedded form?
*/
in6_splitscope(&sin6_next->sin6_addr, &dst, &scopeid);
if (fib6_lookup_nh_basic(fibnum, &dst, scopeid, 0, &nh6) != 0) {
if (fib6_lookup_nh(fibnum, &dst, scopeid, 0, 0, &nh6) != 0) {
error = EHOSTUNREACH;
goto done;
}
@ -815,7 +815,7 @@ in6_selectif(uint32_t fibnum, struct sockaddr_in6 *dstsock,
}
/* Do route lookup */
if (fib6_lookup_nh_basic(fibnum, &dst, scopeid, 0, &nh6) != 0) {
if (fib6_lookup_nh(fibnum, &dst, scopeid, 0, 0, &nh6) != 0) {
error = EHOSTUNREACH;
goto done;
}
@ -829,8 +829,6 @@ in6_selectif(uint32_t fibnum, struct sockaddr_in6 *dstsock,
* (this may happen when we are sending a packet to one of
* our own addresses.)
*
* XXX: basic_ means we return "proper" interface address.
*
*/
if (opts && opts->ip6po_pktinfo && opts->ip6po_pktinfo->ipi6_ifindex) {
if (!(ifp->if_flags & IFF_LOOPBACK) &&

4
sys/netinet6/ip6_output.c
View File

@ -1868,8 +1868,8 @@ do { \
* the outgoing interface.
* TODO: embedded, Multipath
*/
if (fib6_lookup_nh_basic(so->so_fibnum,
&in6p->in6p_faddr, 0, 0, &nh6) != 0) {
if (fib6_lookup_nh(so->so_fibnum,
&in6p->in6p_faddr, 0, 0, 0, &nh6) != 0) {
error = EHOSTUNREACH;
break;
}

4
sys/netpfil/ipfw/ip_fw2.c
View File

@ -440,7 +440,7 @@ verify_path(struct in_addr src, struct ifnet *ifp, u_int fib)
#else
struct nhop4_basic nh4;
if (fib4_lookup_nh_basic(fib, src, 0, &nh4) != 0)
if (fib4_lookup_nh(fib, src, 0, NHOP_LOOKUP_AIFP, &nh4) != 0)
return (0);
/*
@ -519,7 +519,7 @@ verify_path6(struct in6_addr *src, struct ifnet *ifp, u_int fib)
struct nhop6_basic nh6;
/* XXX: unembed scope? */
if (fib6_lookup_nh_basic(fib, src, 0, 0, &nh6) != 0)
if (fib6_lookup_nh(fib, src, 0, 0, NHOP_LOOKUP_AIFP, &nh6) != 0)
return (0);
/* If ifp is provided, check for equality with route table. */

10
sys/netpfil/pf/pf.c
View File

@ -2915,15 +2915,14 @@ pf_calc_mss(struct pf_addr *addr, sa_family_t af, int rtableid, u_int16_t offer)
#ifdef INET
case AF_INET:
hlen = sizeof(struct ip);
if (fib4_lookup_nh_basic(rtableid, addr->v4, 0, &nh.u.nh4) == 0)
if (fib4_lookup_nh(rtableid, addr->v4, 0, 0, &nh.u.nh4) == 0)
mss = nh.u.nh4.nh_mtu - hlen - sizeof(struct tcphdr);
break;
#endif /* INET */
#ifdef INET6
case AF_INET6:
hlen = sizeof(struct ip6_hdr);
if (fib6_lookup_nh_basic(rtableid, &addr->v6, 0, 0, &nh.u.nh6)
== 0)
if (fib6_lookup_nh(rtableid, &addr->v6, 0, 0, 0, &nh.u.nh6)==0)
mss = nh.u.nh6.nh_mtu - hlen - sizeof(struct tcphdr);
break;
#endif /* INET6 */
@ -5100,14 +5099,13 @@ pf_routable(struct pf_addr *addr, sa_family_t af, struct pfi_kif *kif,
*/
if (IN6_IS_SCOPE_EMBED(&addr->v6))
return (1);
if (fib6_lookup_nh_basic(rtableid, &addr->v6, 0, 0, &nh.u.nh6)
!= 0)
if (fib6_lookup_nh(rtableid, &addr->v6, 0, 0, 0, &nh.u.nh6)!=0)
return (0);
break;
#endif
#ifdef INET
case AF_INET:
if (fib4_lookup_nh_basic(rtableid, addr->v4, 0, &nh.u.nh4) != 0)
if (fib4_lookup_nh(rtableid, addr->v4, 0, 0, &nh.u.nh4) != 0)
return (0);
break;
#endif