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+/*
+ * Copyright (c) 2017 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 SRC_VNET_SESSION_SESSION_LOOKUP_H_
+#define SRC_VNET_SESSION_SESSION_LOOKUP_H_
+
+#include <vnet/session/stream_session.h>
+#include <vnet/session/transport.h>
+
+typedef struct _session_lookup
+{
+ /** Lookup tables for established sessions and listeners */
+ clib_bihash_16_8_t v4_session_hash;
+ clib_bihash_48_8_t v6_session_hash;
+
+ /** Lookup tables for half-open sessions */
+ clib_bihash_16_8_t v4_half_open_hash;
+ clib_bihash_48_8_t v6_half_open_hash;
+} session_lookup_t;
+
+stream_session_t *stream_session_lookup_listener4 (ip4_address_t * lcl,
+ u16 lcl_port, u8 proto);
+stream_session_t *stream_session_lookup4 (ip4_address_t * lcl,
+ ip4_address_t * rmt, u16 lcl_port,
+ u16 rmt_port, u8 proto);
+stream_session_t *stream_session_lookup_listener6 (ip6_address_t * lcl,
+ u16 lcl_port, u8 proto);
+stream_session_t *stream_session_lookup6 (ip6_address_t * lcl,
+ ip6_address_t * rmt, u16 lcl_port,
+ u16 rmt_port, u8 proto);
+transport_connection_t *stream_session_lookup_transport_wt4 (ip4_address_t *
+ lcl,
+ ip4_address_t *
+ rmt,
+ u16 lcl_port,
+ u16 rmt_port,
+ u8 proto,
+ u32
+ thread_index);
+transport_connection_t *stream_session_lookup_transport4 (ip4_address_t * lcl,
+ ip4_address_t * rmt,
+ u16 lcl_port,
+ u16 rmt_port,
+ u8 proto);
+transport_connection_t *stream_session_lookup_transport_wt6 (ip6_address_t *
+ lcl,
+ ip6_address_t *
+ rmt,
+ u16 lcl_port,
+ u16 rmt_port,
+ u8 proto,
+ u32
+ thread_index);
+transport_connection_t *stream_session_lookup_transport6 (ip6_address_t * lcl,
+ ip6_address_t * rmt,
+ u16 lcl_port,
+ u16 rmt_port,
+ u8 proto);
+
+stream_session_t *stream_session_lookup_listener (ip46_address_t * lcl,
+ u16 lcl_port, u8 proto);
+u64 stream_session_half_open_lookup_handle (ip46_address_t * lcl,
+ ip46_address_t * rmt,
+ u16 lcl_port,
+ u16 rmt_port, u8 proto);
+transport_connection_t *stream_session_half_open_lookup (ip46_address_t * lcl,
+ ip46_address_t * rmt,
+ u16 lcl_port,
+ u16 rmt_port,
+ u8 proto);
+void stream_session_table_add_for_tc (transport_connection_t * tc, u64 value);
+int stream_session_table_del_for_tc (transport_connection_t * tc);
+int stream_session_table_del (stream_session_t * s);
+void stream_session_half_open_table_del (transport_connection_t * tc);
+void stream_session_half_open_table_add (transport_connection_t * tc,
+ u64 value);
+
+void session_lookup_init (void);
+
+#endif /* SRC_VNET_SESSION_SESSION_LOOKUP_H_ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */