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authorAlberto Compagno <acompagn+fdio@cisco.com>2020-04-22 18:29:52 +0200
committerAlberto Compagno <acompagn+fdio@cisco.com>2020-05-04 11:32:01 +0200
commitc1b56d5861829a23289f42cecd716e681b520cf0 (patch)
tree05a78211549d5581c4f50f6e9647467cbebe548a /hicn-plugin/src/udp_tunnels/udp_tunnel.h
parent0c7f490009e8633e015b5cba48b78cc243254953 (diff)
[HICN-602] Added bidirectional udp tunnels
- Implemented a udp decapsulation node - Added a hash table to identify the incoming udp tunnel when an interest or data packets are received - Added udp punting through udp_register_dst_port Signed-off-by: Alberto Compagno <acompagn+fdio@cisco.com> Change-Id: Iffea4d81c5ea8ce8ccbbfd749113f06a698a2afe
Diffstat (limited to 'hicn-plugin/src/udp_tunnels/udp_tunnel.h')
-rw-r--r--hicn-plugin/src/udp_tunnels/udp_tunnel.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/hicn-plugin/src/udp_tunnels/udp_tunnel.h b/hicn-plugin/src/udp_tunnels/udp_tunnel.h
new file mode 100644
index 000000000..8f38a47e4
--- /dev/null
+++ b/hicn-plugin/src/udp_tunnels/udp_tunnel.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2020 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __UDP_TUNNEL__
+#define __UDP_TUNNEL__
+
+#include <vlib/vlib.h>
+#include <vppinfra/error.h>
+#include <vnet/udp/udp_encap.h>
+
+#define UDP_TUNNEL_INVALID ~0
+
+extern dpo_type_t dpo_type_udp_ip4;
+extern dpo_type_t dpo_type_udp_ip6;
+
+extern vlib_node_registration_t udp4_decap_node;
+extern vlib_node_registration_t udp6_decap_node;
+
+
+u32 udp_tunnel_add (fib_protocol_t proto,
+ index_t fib_index,
+ const ip46_address_t * src_ip,
+ const ip46_address_t * dst_ip,
+ u16 src_port,
+ u16 dst_port,
+ udp_encap_fixup_flags_t flags);
+
+u32 udp_tunnel_get(const ip46_address_t * src_ip,
+ const ip46_address_t * dst_ip,
+ u16 src_port,
+ u16 dst_port);
+
+int udp_tunnel_del (fib_protocol_t proto,
+ index_t fib_index,
+ const ip46_address_t * src_ip,
+ const ip46_address_t * dst_ip,
+ u16 src_port,
+ u16 dst_port,
+ udp_encap_fixup_flags_t flags);
+
+void udp_tunnel_add_existing (index_t uei, dpo_proto_t proto);
+
+void udp_tunnel_init();
+
+#endif