diff options
Diffstat (limited to 'src/vnet/udp/udp_local.c')
| -rw-r--r-- | src/vnet/udp/udp_local.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/vnet/udp/udp_local.c b/src/vnet/udp/udp_local.c index bb7305d8d03..a16ba22cf27 100644 --- a/src/vnet/udp/udp_local.c +++ b/src/vnet/udp/udp_local.c @@ -549,6 +549,22 @@ udp_unregister_dst_port (vlib_main_t * vm, udp_dst_port_t dst_port, u8 is_ip4) n[0] = SPARSE_VEC_INVALID_INDEX; } +bool +udp_is_valid_dst_port (udp_dst_port_t dst_port, u8 is_ip4) +{ + udp_main_t *um = &udp_main; + u16 *n; + + if (is_ip4) + n = sparse_vec_validate (um->next_by_dst_port4, + clib_host_to_net_u16 (dst_port)); + else + n = sparse_vec_validate (um->next_by_dst_port6, + clib_host_to_net_u16 (dst_port)); + + return (n[0] != SPARSE_VEC_INVALID_INDEX); +} + void udp_punt_unknown (vlib_main_t * vm, u8 is_ip4, u8 is_add) { |