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Vector Packet Processing
session_lookup.h
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1 /*
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:
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
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.
14  */
15 
16 #ifndef SRC_VNET_SESSION_SESSION_LOOKUP_H_
17 #define SRC_VNET_SESSION_SESSION_LOOKUP_H_
18 
22 
23 #define HALF_OPEN_LOOKUP_INVALID_VALUE ((u64)~0)
24 
26 {
31 
33  ip4_address_t * rmt, u16 lcl_port,
34  u16 rmt_port, u8 proto);
36  ip6_address_t * rmt, u16 lcl_port,
37  u16 rmt_port, u8 proto);
39  ip4_address_t * lcl,
40  ip4_address_t * rmt,
41  u16 lcl_port,
42  u16 rmt_port, u8 proto,
43  u32 thread_index,
44  u8 * is_filtered);
46  ip4_address_t * lcl,
47  ip4_address_t * rmt,
48  u16 lcl_port,
49  u16 rmt_port, u8 proto);
51  ip6_address_t * lcl,
52  ip6_address_t * rmt,
53  u16 lcl_port,
54  u16 rmt_port, u8 proto,
55  u32 thread_index,
56  u8 * is_filtered);
58  ip6_address_t * lcl,
59  ip6_address_t * rmt,
60  u16 lcl_port,
61  u16 rmt_port, u8 proto);
63  ip4_address_t * lcl, u16 lcl_port,
64  u8 proto);
66  ip6_address_t * lcl, u16 lcl_port,
67  u8 proto);
69  session_endpoint_t * sep);
71  session_endpoint_t * sep);
75  session_endpoint_t * sepi,
76  u8 use_rules);
80  session_endpoint_t * sep, u64 value);
82  session_endpoint_t * sep);
88  u8 proto,
89  u8 is_ip4);
90 u32 session_lookup_get_index_for_fib (u32 fib_proto, u32 fib_index);
91 
93  session_table_t * table, u8 type,
94  u8 is_local);
95 
96 void session_lookup_dump_rules_table (u32 fib_index, u8 fib_proto,
97  u8 transport_proto);
98 void session_lookup_dump_local_rules_table (u32 fib_index, u8 fib_proto,
99  u8 transport_proto);
100 
101 typedef enum _session_rule_scope
102 {
106 
107 typedef struct _session_rule_add_del_args
108 {
109  /**
110  * Actual arguments to adding the rule to a session rules table
111  */
113  /**
114  * Application namespace where rule should be applied. If 0,
115  * default namespace is used.
116  */
117  u32 appns_index;
118  /**
119  * Rule scope flag.
120  */
121  u8 scope;
122  /**
123  * Transport protocol for the rule
124  */
125  u8 transport_proto;
127 
130 
131 void session_lookup_init (void);
132 
133 #endif /* SRC_VNET_SESSION_SESSION_LOOKUP_H_ */
134 
135 /*
136  * fd.io coding-style-patch-verification: ON
137  *
138  * Local Variables:
139  * eval: (c-set-style "gnu")
140  * End:
141  */
session_t * session_lookup_listener_wildcard(u32 table_index, session_endpoint_t *sep)
Lookup listener wildcard match.
u64 session_lookup_local_endpoint(u32 table_index, session_endpoint_t *sep)
Look up endpoint in local session table.
int session_lookup_del_half_open(transport_connection_t *tc)
int session_lookup_del_connection(transport_connection_t *tc)
Delete transport connection from session table.
unsigned long u64
Definition: types.h:89
transport_connection_t * session_lookup_connection6(u32 fib_index, ip6_address_t *lcl, ip6_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
Lookup connection with ip6 and transport layer information.
enum session_lookup_result_ session_lookup_result_t
session_t * session_lookup_global_session_endpoint(session_endpoint_t *)
void session_lookup_show_table_entries(vlib_main_t *vm, session_table_t *table, u8 type, u8 is_local)
void session_lookup_dump_local_rules_table(u32 fib_index, u8 fib_proto, u8 transport_proto)
unsigned char u8
Definition: types.h:56
session_t * session_lookup_safe6(u32 fib_index, ip6_address_t *lcl, ip6_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
Lookup session with ip6 and transport layer information.
unsigned int u32
Definition: types.h:88
int session_lookup_del_session_endpoint(u32 table_index, session_endpoint_t *sep)
void session_lookup_dump_rules_table(u32 fib_index, u8 fib_proto, u8 transport_proto)
struct _session_rule_add_del_args session_rule_add_del_args_t
unsigned short u16
Definition: types.h:57
void session_lookup_set_tables_appns(app_namespace_t *app_ns)
Mark (global) tables as pertaining to app ns.
transport_connection_t * session_lookup_half_open_connection(u64 handle, u8 proto, u8 is_ip4)
session_t * session_lookup_listener6(u32 fib_index, ip6_address_t *lcl, u16 lcl_port, u8 proto)
int session_lookup_del_session(session_t *s)
u32 session_lookup_get_index_for_fib(u32 fib_proto, u32 fib_index)
vlib_main_t * vm
Definition: buffer.c:312
transport_connection_t * session_lookup_connection_wt6(u32 fib_index, ip6_address_t *lcl, ip6_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto, u32 thread_index, u8 *is_filtered)
Lookup connection with ip6 and transport layer information.
struct _transport_connection transport_connection_t
int vnet_session_rule_add_del(session_rule_add_del_args_t *args)
session_t * session_lookup_listener(u32 table_index, session_endpoint_t *sep)
Lookup listener, exact or proxy (inaddr_any:0) match.
struct _app_namespace app_namespace_t
transport_connection_t * session_lookup_connection_wt4(u32 fib_index, ip4_address_t *lcl, ip4_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto, u32 thread_index, u8 *is_filtered)
Lookup connection with ip4 and transport layer information.
transport_connection_t * session_lookup_connection4(u32 fib_index, ip4_address_t *lcl, ip4_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
Lookup connection with ip4 and transport layer information.
session_t * session_lookup_safe4(u32 fib_index, ip4_address_t *lcl, ip4_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
Lookup session with ip4 and transport layer information.
u64 session_lookup_endpoint_listener(u32 table_index, session_endpoint_t *sepi, u8 use_rules)
Lookup listener for session endpoint in table.
enum _session_rule_scope session_rule_scope_e
int session_lookup_add_connection(transport_connection_t *tc, u64 value)
Add transport connection to a session table.
session_lookup_result_
struct _session_lookup_table session_table_t
struct _session_rules_table_add_del_args session_rule_table_add_del_args_t
int session_lookup_add_half_open(transport_connection_t *tc, u64 value)
u64 session_lookup_half_open_handle(transport_connection_t *tc)
struct _session_endpoint session_endpoint_t
void session_lookup_init(void)
int session_lookup_add_session_endpoint(u32 table_index, session_endpoint_t *sep, u64 value)
session_t * session_lookup_listener4(u32 fib_index, ip4_address_t *lcl, u16 lcl_port, u8 proto)