2 * Copyright (c) 2017-2019 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #ifndef SRC_VNET_SESSION_SESSION_LOOKUP_H_
17 #define SRC_VNET_SESSION_SESSION_LOOKUP_H_
19 #include <vnet/session/session_table.h>
20 #include <vnet/session/session_types.h>
21 #include <vnet/session/application_namespace.h>
23 #define HALF_OPEN_LOOKUP_INVALID_VALUE ((u64)~0)
25 typedef enum session_lookup_result_
27 SESSION_LOOKUP_RESULT_NONE,
28 SESSION_LOOKUP_RESULT_WRONG_THREAD,
29 SESSION_LOOKUP_RESULT_FILTERED
30 } session_lookup_result_t;
32 session_t *session_lookup_safe4 (u32 fib_index, ip4_address_t * lcl,
33 ip4_address_t * rmt, u16 lcl_port,
34 u16 rmt_port, u8 proto);
35 session_t *session_lookup_safe6 (u32 fib_index, ip6_address_t * lcl,
36 ip6_address_t * rmt, u16 lcl_port,
37 u16 rmt_port, u8 proto);
38 transport_connection_t *session_lookup_connection_wt4 (u32 fib_index,
42 u16 rmt_port, u8 proto,
45 transport_connection_t *session_lookup_connection4 (u32 fib_index,
49 u16 rmt_port, u8 proto);
50 transport_connection_t *session_lookup_connection_wt6 (u32 fib_index,
54 u16 rmt_port, u8 proto,
57 transport_connection_t *session_lookup_connection6 (u32 fib_index,
61 u16 rmt_port, u8 proto);
62 session_t *session_lookup_listener4 (u32 fib_index,
63 ip4_address_t * lcl, u16 lcl_port,
64 u8 proto, u8 use_wildcard);
65 session_t *session_lookup_listener6 (u32 fib_index,
66 ip6_address_t * lcl, u16 lcl_port,
67 u8 proto, u8 use_wildcard);
68 session_t *session_lookup_listener (u32 table_index,
69 session_endpoint_t * sep);
70 session_t *session_lookup_listener_wildcard (u32 table_index,
71 session_endpoint_t * sep);
72 int session_lookup_add_connection (transport_connection_t * tc, u64 value);
73 int session_lookup_del_connection (transport_connection_t * tc);
74 u64 session_lookup_endpoint_listener (u32 table_index,
75 session_endpoint_t * sepi,
77 u64 session_lookup_local_endpoint (u32 table_index, session_endpoint_t * sep);
78 session_t *session_lookup_global_session_endpoint (session_endpoint_t *);
79 int session_lookup_add_session_endpoint (u32 table_index,
80 session_endpoint_t * sep, u64 value);
81 int session_lookup_del_session_endpoint (u32 table_index,
82 session_endpoint_t * sep);
83 int session_lookup_del_session_endpoint2 (session_endpoint_t * sep);
84 int session_lookup_del_session (session_t * s);
85 int session_lookup_del_half_open (transport_connection_t * tc);
86 int session_lookup_add_half_open (transport_connection_t * tc, u64 value);
87 u64 session_lookup_half_open_handle (transport_connection_t * tc);
88 transport_connection_t *session_lookup_half_open_connection (u64 handle,
91 u32 session_lookup_get_index_for_fib (u32 fib_proto, u32 fib_index);
93 void session_lookup_show_table_entries (vlib_main_t * vm,
94 session_table_t * table, u8 type,
97 void session_lookup_dump_rules_table (u32 fib_index, u8 fib_proto,
99 void session_lookup_dump_local_rules_table (u32 fib_index, u8 fib_proto,
102 typedef enum _session_rule_scope
104 SESSION_RULE_SCOPE_GLOBAL = 1,
105 SESSION_RULE_SCOPE_LOCAL = 2,
106 } session_rule_scope_e;
108 typedef struct _session_rule_add_del_args
111 * Actual arguments to adding the rule to a session rules table
113 session_rule_table_add_del_args_t table_args;
115 * Application namespace where rule should be applied. If 0,
116 * default namespace is used.
124 * Transport protocol for the rule
127 } session_rule_add_del_args_t;
129 int vnet_session_rule_add_del (session_rule_add_del_args_t * args);
130 void session_lookup_set_tables_appns (app_namespace_t * app_ns);
132 void session_lookup_init (void);
134 #endif /* SRC_VNET_SESSION_SESSION_LOOKUP_H_ */
137 * fd.io coding-style-patch-verification: ON
140 * eval: (c-set-style "gnu")