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Diffstat (limited to 'sysdep/linux')
-rw-r--r--sysdep/linux/netlink.c23
1 files changed, 16 insertions, 7 deletions
diff --git a/sysdep/linux/netlink.c b/sysdep/linux/netlink.c
index 9c9449e2..674d338b 100644
--- a/sysdep/linux/netlink.c
+++ b/sysdep/linux/netlink.c
@@ -239,6 +239,16 @@ nl_parse_attrs(struct rtattr *a, struct rtattr **k, int ksize)
return 1;
}
+static inline ip4_addr rta_get_u32(struct rtattr *a)
+{ return *(u32 *) RTA_DATA(a); }
+
+static inline ip4_addr rta_get_ip4(struct rtattr *a)
+{ return ip4_ntoh(*(ip4_addr *) RTA_DATA(a)); }
+
+static inline ip6_addr rta_get_ip6(struct rtattr *a)
+{ return ip6_ntoh(*(ip6_addr *) RTA_DATA(a)); }
+
+
struct rtattr *
nl_add_attr(struct nlmsghdr *h, uint bufsize, uint code, const void *data, uint dlen)
{
@@ -420,7 +430,7 @@ nl_parse_metrics(struct rtattr *hdr, u32 *metrics, int max)
return -1;
metrics[0] |= 1 << a->rta_type;
- metrics[a->rta_type] = *(u32 *)RTA_DATA(a);
+ metrics[a->rta_type] = rta_get_u32(a);
}
if (len > 0)
@@ -456,7 +466,7 @@ nl_parse_link(struct nlmsghdr *h, int scan)
return;
}
name = RTA_DATA(a[IFLA_IFNAME]);
- memcpy(&mtu, RTA_DATA(a[IFLA_MTU]), sizeof(u32));
+ mtu = rta_get_u32(a[IFLA_MTU]);
ifi = if_find_by_index(i->ifi_index);
if (!new)
@@ -831,7 +841,7 @@ nl_parse_route(struct nlmsghdr *h, int scan)
}
if (a[RTA_OIF])
- memcpy(&oif, RTA_DATA(a[RTA_OIF]), sizeof(oif));
+ oif = rta_get_u32(a[RTA_OIF]);
p = nl_table_map[i->rtm_table]; /* Do we know this table? */
DBG("KRT: Got %I/%d, type=%d, oif=%d, table=%d, prid=%d, proto=%s\n", dst, i->rtm_dst_len, i->rtm_type, oif, i->rtm_table, i->rtm_protocol, p ? p->p.name : "(none)");
@@ -965,11 +975,10 @@ nl_parse_route(struct nlmsghdr *h, int scan)
e->u.krt.src = src;
e->u.krt.proto = i->rtm_protocol;
e->u.krt.type = i->rtm_type;
+ e->u.krt.metric = 0;
if (a[RTA_PRIORITY])
- memcpy(&e->u.krt.metric, RTA_DATA(a[RTA_PRIORITY]), sizeof(e->u.krt.metric));
- else
- e->u.krt.metric = 0;
+ e->u.krt.metric = rta_get_u32(a[RTA_PRIORITY]);
if (a[RTA_PREFSRC])
{
@@ -1000,7 +1009,7 @@ nl_parse_route(struct nlmsghdr *h, int scan)
ea->attrs[0].id = EA_KRT_REALM;
ea->attrs[0].flags = 0;
ea->attrs[0].type = EAF_TYPE_INT;
- memcpy(&ea->attrs[0].u.data, RTA_DATA(a[RTA_FLOW]), 4);
+ ea->attrs[0].u.data = rta_get_u32(a[RTA_FLOW]);
}
if (a[RTA_METRICS])