session: store tep port in net order
[vpp.git] / src / vnet / session / transport.h
1 /*
2  * Copyright (c) 2016 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 VNET_VNET_URI_TRANSPORT_H_
17 #define VNET_VNET_URI_TRANSPORT_H_
18
19 #include <vnet/vnet.h>
20 #include <vnet/ip/ip.h>
21 #include <vppinfra/bihash_16_8.h>
22 #include <vppinfra/bihash_48_8.h>
23 #include <vnet/tcp/tcp_debug.h>
24
25 /*
26  * Protocol independent transport properties associated to a session
27  */
28 typedef struct _transport_connection
29 {
30   ip46_address_t rmt_ip;        /**< Remote IP */
31   ip46_address_t lcl_ip;        /**< Local IP */
32   u16 lcl_port;                 /**< Local port */
33   u16 rmt_port;                 /**< Remote port */
34   u8 transport_proto;           /**< Protocol id */
35   u8 is_ip4;                    /**< Flag if IP4 connection */
36   u32 vrf;                      /**< FIB table id */
37
38   u32 s_index;                  /**< Parent session index */
39   u32 c_index;                  /**< Connection index in transport pool */
40   u32 thread_index;             /**< Worker-thread index */
41
42   fib_node_index_t rmt_fei;     /**< FIB entry index for rmt */
43   dpo_id_t rmt_dpo;             /**< Forwarding DPO for rmt */
44
45 #if TRANSPORT_DEBUG
46   elog_track_t elog_track;      /**< Event logging */
47   u32 cc_stat_tstamp;           /**< CC stats timestamp */
48 #endif
49
50   /** Macros for 'derived classes' where base is named "connection" */
51 #define c_lcl_ip connection.lcl_ip
52 #define c_rmt_ip connection.rmt_ip
53 #define c_lcl_ip4 connection.lcl_ip.ip4
54 #define c_rmt_ip4 connection.rmt_ip.ip4
55 #define c_lcl_ip6 connection.lcl_ip.ip6
56 #define c_rmt_ip6 connection.rmt_ip.ip6
57 #define c_lcl_port connection.lcl_port
58 #define c_rmt_port connection.rmt_port
59 #define c_transport_proto connection.transport_proto
60 #define c_vrf connection.vrf
61 #define c_state connection.state
62 #define c_s_index connection.s_index
63 #define c_c_index connection.c_index
64 #define c_is_ip4 connection.is_ip4
65 #define c_thread_index connection.thread_index
66 #define c_elog_track connection.elog_track
67 #define c_cc_stat_tstamp connection.cc_stat_tstamp
68 #define c_rmt_fei connection.rmt_fei
69 #define c_rmt_dpo connection.rmt_dpo
70 } transport_connection_t;
71
72 typedef enum _transport_proto
73 {
74   TRANSPORT_PROTO_TCP,
75   TRANSPORT_PROTO_UDP
76 } transport_proto_t;
77
78 typedef struct _transport_endpoint
79 {
80   ip46_address_t ip;    /** ip address */
81   u16 port;             /** port in net order */
82   u8 is_ip4;            /** 1 if ip4 */
83   u32 vrf;              /** fib table the endpoint is associated with */
84 } transport_endpoint_t;
85
86 #endif /* VNET_VNET_URI_TRANSPORT_H_ */
87
88 /*
89  * fd.io coding-style-patch-verification: ON
90  *
91  * Local Variables:
92  * eval: (c-set-style "gnu")
93  * End:
94  */