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authorMaria Matejka <mq@ucw.cz>2022-05-30 16:52:38 +0200
committerMaria Matejka <mq@ucw.cz>2022-05-30 16:52:38 +0200
commit8b4b7c6eaefff43508179b05acbc061fa6b19291 (patch)
treef341aa39cc7fcf05280def678db764361295bb3d /sysdep/linux
parentb7e2edd4419fecb09b8690f8731e172f0c24789c (diff)
parentcf07d8ad79273a3bbf0617c17e438602e4b64ece (diff)
Merge commit 'cf07d8ad79273a3bbf0617c17e438602e4b64ece' into haugesund
Diffstat (limited to 'sysdep/linux')
-rw-r--r--sysdep/linux/netlink.c92
1 files changed, 24 insertions, 68 deletions
diff --git a/sysdep/linux/netlink.c b/sysdep/linux/netlink.c
index 98ddd899..7702c815 100644
--- a/sysdep/linux/netlink.c
+++ b/sysdep/linux/netlink.c
@@ -1582,21 +1582,22 @@ nl_announce_route(struct nl_parse_state *s)
.net = s->net,
};
- ea_list *ea = alloca(sizeof(ea_list) + 2 * sizeof(eattr));
- *ea = (ea_list) { .count = 2, .next = e0.attrs->eattrs };
- e0.attrs->eattrs = ea;
-
- ea->attrs[0] = (eattr) {
- .id = EA_KRT_SOURCE,
- .type = T_INT,
- .u.data = s->krt_proto,
- };
- ea->attrs[1] = (eattr) {
- .id = EA_KRT_METRIC,
- .type = T_INT,
- .u.data = s->krt_metric,
+ EA_LOCAL_LIST(2) ea0 = {
+ .l = { .count = 2, .next = e0.attrs->eattrs },
+ .a[0] = (eattr) {
+ .id = EA_KRT_SOURCE,
+ .type = T_INT,
+ .u.data = s->krt_proto,
+ },
+ .a[1] = (eattr) {
+ .id = EA_KRT_METRIC,
+ .type = T_INT,
+ .u.data = s->krt_metric,
+ },
};
+ e0.attrs->eattrs = &ea0.l;
+
if (s->scan)
krt_got_route(s->proto, &e0, s->krt_src);
else
@@ -1863,81 +1864,36 @@ nl_parse_route(struct nl_parse_state *s, struct nlmsghdr *h)
#endif
if (i->rtm_scope != def_scope)
- {
- ea_list *ea = lp_alloc(s->pool, sizeof(ea_list) + sizeof(eattr));
- ea->next = ra->eattrs;
- ra->eattrs = ea;
- ea->flags = EALF_SORTED;
- ea->count = 1;
- ea->attrs[0].id = EA_KRT_SCOPE;
- ea->attrs[0].flags = 0;
- ea->attrs[0].type = T_INT;
- ea->attrs[0].u.data = i->rtm_scope;
- }
+ ea_set_attr(&ra->eattrs,
+ EA_LITERAL_EMBEDDED(EA_KRT_SCOPE, T_INT, 0, i->rtm_scope));
if (a[RTA_PREFSRC])
{
ip_addr ps = rta_get_ipa(a[RTA_PREFSRC]);
- ea_list *ea = lp_alloc(s->pool, sizeof(ea_list) + sizeof(eattr));
- ea->next = ra->eattrs;
- ra->eattrs = ea;
- ea->flags = EALF_SORTED;
- ea->count = 1;
- ea->attrs[0].id = EA_KRT_PREFSRC;
- ea->attrs[0].flags = 0;
- ea->attrs[0].type = T_IP;
-
- struct adata *ad = lp_alloc(s->pool, sizeof(struct adata) + sizeof(ps));
- ad->length = sizeof(ps);
- memcpy(ad->data, &ps, sizeof(ps));
-
- ea->attrs[0].u.ptr = ad;
+ ea_set_attr(&ra->eattrs,
+ EA_LITERAL_STORE_ADATA(EA_KRT_PREFSRC, T_IP, 0, &ps, sizeof(ps)));
}
/* Can be set per-route or per-nexthop */
if (s->rta_flow)
- {
- ea_list *ea = lp_alloc(s->pool, sizeof(ea_list) + sizeof(eattr));
- ea->next = ra->eattrs;
- ra->eattrs = ea;
- ea->flags = EALF_SORTED;
- ea->count = 1;
- ea->attrs[0].id = EA_KRT_REALM;
- ea->attrs[0].flags = 0;
- ea->attrs[0].type = T_INT;
- ea->attrs[0].u.data = s->rta_flow;
- }
+ ea_set_attr(&ra->eattrs,
+ EA_LITERAL_EMBEDDED(EA_KRT_REALM, T_INT, 0, s->rta_flow));
if (a[RTA_METRICS])
{
u32 metrics[KRT_METRICS_MAX];
- ea_list *ea = lp_alloc(s->pool, sizeof(ea_list) + KRT_METRICS_MAX * sizeof(eattr));
- int t, n = 0;
-
if (nl_parse_metrics(a[RTA_METRICS], metrics, ARRAY_SIZE(metrics)) < 0)
{
log(L_ERR "KRT: Received route %N with strange RTA_METRICS attribute", net);
return;
}
- for (t = 1; t < KRT_METRICS_MAX; t++)
+ for (int t = 1; t < KRT_METRICS_MAX; t++)
if (metrics[0] & (1 << t))
- {
- ea->attrs[n].id = EA_CODE(PROTOCOL_KERNEL, KRT_METRICS_OFFSET + t);
- ea->attrs[n].flags = 0;
- ea->attrs[n].type = T_INT;
- ea->attrs[n].u.data = metrics[t];
- n++;
- }
-
- if (n > 0)
- {
- ea->next = ra->eattrs;
- ea->flags = EALF_SORTED;
- ea->count = n;
- ra->eattrs = ea;
- }
+ ea_set_attr(&ra->eattrs,
+ EA_LITERAL_EMBEDDED(EA_CODE(PROTOCOL_KERNEL, KRT_METRICS_OFFSET + t),
+ T_INT, 0, metrics[t]));
}
/*