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path: root/src/libsystemd-network/sd-lldp.c
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Diffstat (limited to 'src/libsystemd-network/sd-lldp.c')
-rw-r--r--src/libsystemd-network/sd-lldp.c54
1 files changed, 42 insertions, 12 deletions
diff --git a/src/libsystemd-network/sd-lldp.c b/src/libsystemd-network/sd-lldp.c
index 17512884f5..06949a1e83 100644
--- a/src/libsystemd-network/sd-lldp.c
+++ b/src/libsystemd-network/sd-lldp.c
@@ -68,16 +68,14 @@ struct sd_lldp {
lldp_agent_statistics statistics;
};
-static unsigned long chassis_id_hash_func(const void *p,
- const uint8_t hash_key[HASH_KEY_SIZE]) {
- uint64_t u;
+static void chassis_id_hash_func(const void *p, struct siphash *state) {
const lldp_chassis_id *id = p;
assert(id);
+ assert(id->data);
- siphash24((uint8_t *) &u, id->data, id->length, hash_key);
-
- return (unsigned long) u;
+ siphash24_compress(&id->length, sizeof(id->length), state);
+ siphash24_compress(id->data, id->length, state);
}
static int chassis_id_compare_func(const void *_a, const void *_b) {
@@ -199,7 +197,7 @@ int lldp_handle_packet(tlv_packet *tlv, uint16_t length) {
goto out;
}
- /* skip type and lengh encoding */
+ /* skip type and length encoding */
p += 2;
q = p;
@@ -338,7 +336,7 @@ int lldp_handle_packet(tlv_packet *tlv, uint16_t length) {
lldp->statistics.stats_frames_in_errors_total ++;
}
- tlv_packet_free(tlv);
+ sd_lldp_packet_unref(tlv);
return 0;
}
@@ -455,7 +453,7 @@ int sd_lldp_save(sd_lldp *lldp, const char *lldp_file) {
_cleanup_free_ char *s = NULL;
char *k, *t;
- r = lldp_read_chassis_id(p->packet, &type, &length, &mac);
+ r = sd_lldp_packet_read_chassis_id(p->packet, &type, &mac, &length);
if (r < 0)
continue;
@@ -468,7 +466,7 @@ int sd_lldp_save(sd_lldp *lldp, const char *lldp_file) {
goto fail;
}
- r = lldp_read_port_id(p->packet, &type, &length, &port_id);
+ r = sd_lldp_packet_read_port_id(p->packet, &type, &port_id, &length);
if (r < 0)
continue;
@@ -513,7 +511,7 @@ int sd_lldp_save(sd_lldp *lldp, const char *lldp_file) {
free(s);
s = k;
- r = lldp_read_system_name(p->packet, &length, &k);
+ r = sd_lldp_packet_read_system_name(p->packet, &k, &length);
if (r < 0)
k = strappend(s, "'_NAME=N/A' ");
else {
@@ -535,7 +533,7 @@ int sd_lldp_save(sd_lldp *lldp, const char *lldp_file) {
free(s);
s = k;
- (void) lldp_read_system_capability(p->packet, &data);
+ (void) sd_lldp_packet_read_system_capability(p->packet, &data);
sprintf(buf, "'_CAP=%x'", data);
@@ -702,3 +700,35 @@ int sd_lldp_new(int ifindex,
return 0;
}
+
+int sd_lldp_get_packets(sd_lldp *lldp, sd_lldp_packet ***tlvs) {
+ lldp_neighbour_port *p;
+ lldp_chassis *c;
+ Iterator iter;
+ unsigned count = 0, i;
+
+ assert_return(lldp, -EINVAL);
+ assert_return(tlvs, -EINVAL);
+
+ HASHMAP_FOREACH(c, lldp->neighbour_mib, iter) {
+ LIST_FOREACH(port, p, c->ports)
+ count++;
+ }
+
+ if (!count) {
+ *tlvs = NULL;
+ return 0;
+ }
+
+ *tlvs = new(sd_lldp_packet *, count);
+ if (!*tlvs)
+ return -ENOMEM;
+
+ i = 0;
+ HASHMAP_FOREACH(c, lldp->neighbour_mib, iter) {
+ LIST_FOREACH(port, p, c->ports)
+ (*tlvs)[i++] = sd_lldp_packet_ref(p->packet);
+ }
+
+ return count;
+}