2 * Copyright (c) 2018-2019 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 #include <vnet/session/application_interface.h>
17 #include <vnet/session/application.h>
18 #include <vnet/session/session.h>
19 #include <vppinfra/lock.h>
21 #ifndef SRC_VNET_TLS_TLS_H_
22 #define SRC_VNET_TLS_TLS_H_
25 #define TLS_DEBUG_LEVEL_CLIENT 0
26 #define TLS_DEBUG_LEVEL_SERVER 0
28 #define TLS_CHUNK_SIZE (1 << 14)
29 #define TLS_CA_CERT_PATH "/etc/ssl/certs/ca-certificates.crt"
32 #define TLS_DBG(_lvl, _fmt, _args...) \
33 if (_lvl <= TLS_DEBUG) \
34 clib_warning (_fmt, ##_args)
36 #define TLS_DBG(_lvl, _fmt, _args...)
40 typedef CLIB_PACKED (struct tls_cxt_id_
44 session_handle_t app_session_handle;
45 u32 parent_app_api_ctx;
47 session_handle_t tls_session_handle;
49 u32 listener_ctx_index;
55 STATIC_ASSERT (sizeof (tls_ctx_id_t) <= 42, "ctx id must be less than 42");
57 typedef struct tls_ctx_
61 transport_connection_t connection;
62 tls_ctx_id_t c_tls_ctx_id;
64 #define parent_app_index c_tls_ctx_id.parent_app_index
65 #define app_session_handle c_tls_ctx_id.app_session_handle
66 #define tls_session_handle c_tls_ctx_id.tls_session_handle
67 #define listener_ctx_index c_tls_ctx_id.listener_ctx_index
68 #define tcp_is_ip4 c_tls_ctx_id.tcp_is_ip4
69 #define tls_ctx_engine c_tls_ctx_id.tls_engine_id
70 #define tls_ssl_ctx c_tls_ctx_id.ssl_ctx
71 #define tls_ctx_handle c_c_index
72 /* Temporary storage for session open opaque. Overwritten once
73 * underlying tcp connection is established */
74 #define parent_app_api_context c_tls_ctx_id.parent_app_api_ctx
81 typedef struct tls_main_
84 tls_ctx_t *listener_ctx_pool;
85 tls_ctx_t *half_open_ctx_pool;
86 clib_rwlock_t half_open_rwlock;
93 u8 use_test_cert_in_ca;
97 typedef struct tls_engine_vft_
99 u32 (*ctx_alloc) (void);
100 void (*ctx_free) (tls_ctx_t * ctx);
101 tls_ctx_t *(*ctx_get) (u32 ctx_index);
102 tls_ctx_t *(*ctx_get_w_thread) (u32 ctx_index, u8 thread_index);
103 int (*ctx_init_client) (tls_ctx_t * ctx);
104 int (*ctx_init_server) (tls_ctx_t * ctx);
105 int (*ctx_read) (tls_ctx_t * ctx, session_t * tls_session);
106 int (*ctx_write) (tls_ctx_t * ctx, session_t * app_session);
107 u8 (*ctx_handshake_is_over) (tls_ctx_t * ctx);
108 int (*ctx_start_listen) (tls_ctx_t * ctx);
109 int (*ctx_stop_listen) (tls_ctx_t * ctx);
112 tls_main_t *vnet_tls_get_main (void);
113 void tls_register_engine (const tls_engine_vft_t * vft,
114 tls_engine_type_t type);
115 int tls_add_vpp_q_rx_evt (session_t * s);
116 int tls_add_vpp_q_tx_evt (session_t * s);
117 int tls_add_vpp_q_builtin_tx_evt (session_t * s);
118 int tls_add_vpp_q_builtin_rx_evt (session_t * s);
119 int tls_notify_app_accept (tls_ctx_t * ctx);
120 int tls_notify_app_connected (tls_ctx_t * ctx, u8 is_failed);
121 void tls_notify_app_enqueue (tls_ctx_t * ctx, session_t * app_session);
122 #endif /* SRC_VNET_TLS_TLS_H_ */
125 * fd.io coding-style-patch-verification: ON
128 * eval: (c-set-style "gnu")