diff options
Diffstat (limited to 'zebra/rt_netlink.c')
| -rw-r--r-- | zebra/rt_netlink.c | 44 |
1 files changed, 24 insertions, 20 deletions
diff --git a/zebra/rt_netlink.c b/zebra/rt_netlink.c index 7652f80a..fb5a79a2 100644 --- a/zebra/rt_netlink.c +++ b/zebra/rt_netlink.c @@ -16,7 +16,7 @@ * You should have received a copy of the GNU General Public License * along with GNU Zebra; see the file COPYING. If not, write to the Free * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - * 02111-1307, USA. + * 02111-1307, USA. */ #include <zebra.h> @@ -104,7 +104,7 @@ set_ifindex(struct interface *ifp, unsigned int ifi_index) ifi_index, oifp->name, ifp->name); if (if_is_up(oifp)) zlog_err("interface rename detected on up interface: index %d " - "was renamed from %s to %s, results are uncertain!", + "was renamed from %s to %s, results are uncertain!", ifi_index, oifp->name, ifp->name); if_delete_update(oifp); } @@ -242,7 +242,7 @@ netlink_request (int family, int type, struct nlsock *nl) req.nlh.nlmsg_seq = ++nl->seq; req.g.rtgen_family = family; - /* linux appears to check capabilities on every message + /* linux appears to check capabilities on every message * have to raise caps for every message sent */ if (zserv_privs.change (ZPRIVS_RAISE)) @@ -310,7 +310,7 @@ netlink_parse_info (int (*filter) (struct sockaddr_nl *, struct nlmsghdr *), nl->name, msg.msg_namelen); return -1; } - + for (h = (struct nlmsghdr *) buf; NLMSG_OK (h, (unsigned int) status); h = NLMSG_NEXT (h, status)) { @@ -450,7 +450,7 @@ netlink_interface (struct sockaddr_nl *snl, struct nlmsghdr *h) /* Looking up interface name. */ memset (tb, 0, sizeof tb); netlink_parse_rtattr (tb, IFLA_MAX, IFLA_RTA (ifi), len); - + #ifdef IFLA_WIRELESS /* check for wireless messages to ignore */ if ((tb[IFLA_WIRELESS] != NULL) && (ifi->ifi_change == 0)) @@ -563,7 +563,7 @@ netlink_interface_addr (struct sockaddr_nl *snl, struct nlmsghdr *h) buf, BUFSIZ), ifa->ifa_prefixlen); if (tb[IFA_LABEL] && strcmp (ifp->name, RTA_DATA (tb[IFA_LABEL]))) zlog_debug (" IFA_LABEL %s", (char *)RTA_DATA (tb[IFA_LABEL])); - + if (tb[IFA_CACHEINFO]) { struct ifa_cacheinfo *ci = RTA_DATA (tb[IFA_CACHEINFO]); @@ -571,13 +571,13 @@ netlink_interface_addr (struct sockaddr_nl *snl, struct nlmsghdr *h) ci->ifa_prefered, ci->ifa_valid); } } - + /* logic copied from iproute2/ip/ipaddress.c:print_addrinfo() */ if (tb[IFA_LOCAL] == NULL) tb[IFA_LOCAL] = tb[IFA_ADDRESS]; if (tb[IFA_ADDRESS] == NULL) tb[IFA_ADDRESS] = tb[IFA_LOCAL]; - + /* local interface address */ addr = (tb[IFA_LOCAL] ? RTA_DATA(tb[IFA_LOCAL]) : NULL); @@ -934,7 +934,7 @@ netlink_link_change (struct sockaddr_nl *snl, struct nlmsghdr *h) return 0; } #endif /* IFLA_WIRELESS */ - + if (tb[IFLA_IFNAME] == NULL) return -1; name = (char *) RTA_DATA (tb[IFLA_IFNAME]); @@ -1037,7 +1037,9 @@ netlink_information_fetch (struct sockaddr_nl *snl, struct nlmsghdr *h) } /* Interface lookup by netlink socket. */ -int +extern int interface_lookup_netlink (void) ; /* see: if_netlink.c */ + +extern int interface_lookup_netlink (void) { int ret; @@ -1073,7 +1075,9 @@ interface_lookup_netlink (void) /* Routing table read function using netlink interface. Only called bootstrap time. */ -int +extern int netlink_route_read (void) ; /* see: rtread_netlink.c */ + +extern int netlink_route_read (void) { int ret; @@ -1099,7 +1103,7 @@ netlink_route_read (void) return 0; } -/* Utility function comes from iproute2. +/* Utility function comes from iproute2. Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ static int addattr_l (struct nlmsghdr *n, int maxlen, int type, void *data, int alen) @@ -1109,7 +1113,7 @@ addattr_l (struct nlmsghdr *n, int maxlen, int type, void *data, int alen) len = RTA_LENGTH (alen); - if (NLMSG_ALIGN (n->nlmsg_len) + len > maxlen) + if (NLMSG_ALIGN (n->nlmsg_len) + len > (unsigned)maxlen) return -1; rta = (struct rtattr *) (((char *) n) + NLMSG_ALIGN (n->nlmsg_len)); @@ -1141,7 +1145,7 @@ rta_addattr_l (struct rtattr *rta, int maxlen, int type, void *data, int alen) return 0; } -/* Utility function comes from iproute2. +/* Utility function comes from iproute2. Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ static int addattr32 (struct nlmsghdr *n, int maxlen, int type, int data) @@ -1151,7 +1155,7 @@ addattr32 (struct nlmsghdr *n, int maxlen, int type, int data) len = RTA_LENGTH (4); - if (NLMSG_ALIGN (n->nlmsg_len) + len > maxlen) + if (NLMSG_ALIGN (n->nlmsg_len) + len > (unsigned)maxlen) return -1; rta = (struct rtattr *) (((char *) n) + NLMSG_ALIGN (n->nlmsg_len)); @@ -1209,8 +1213,8 @@ netlink_talk (struct nlmsghdr *n, struct nlsock *nl) } - /* - * Get reply from netlink socket. + /* + * Get reply from netlink socket. * The reply should either be an acknowlegement or an error. */ return netlink_parse_info (netlink_talk_filter, nl); @@ -1379,7 +1383,7 @@ netlink_route_multipath (int cmd, struct prefix *p, struct rib *rib, #else inet_ntoa (p->u.prefix4), #endif /* HAVE_IPV6 */ - + p->prefixlen, nexthop_types_desc[nexthop->rtype]); } @@ -1648,7 +1652,7 @@ netlink_route_multipath (int cmd, struct prefix *p, struct rib *rib, if (nexthop->type == NEXTHOP_TYPE_IPV6 || nexthop->type == NEXTHOP_TYPE_IPV6_IFNAME || nexthop->type == NEXTHOP_TYPE_IPV6_IFINDEX) - { + { rta_addattr_l (rta, 4096, RTA_GATEWAY, &nexthop->gate.ipv6, bytelen); @@ -1751,7 +1755,7 @@ kernel_delete_ipv6_old (struct prefix_ipv6 *dest, struct in6_addr *gate, dest->prefixlen, gate, index, flags, table); } #endif /* HAVE_IPV6 */ - + /* Interface address modification. */ static int netlink_address (int cmd, int family, struct interface *ifp, |