libwebsockets
Lightweight C library for HTML5 websockets
lws-secure-streams-transport-proxy.h
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1 /*
2  * libwebsockets - small server side websockets and web server implementation
3  *
4  * Copyright (C) 2019 - 2021 Andy Green <andy@warmcat.com>
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to
8  * deal in the Software without restriction, including without limitation the
9  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10  * sell copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22  * IN THE SOFTWARE.
23  *
24  *
25  * These headers are related to providing user Secure Streams Serialization
26  * transport implementations in user code.
27  *
28  * The default implementation uses wsi for proxy serving and connecting clients,
29  * but it's also possible to provide user implementations of the operations
30  * needed to serve on a different transport for proxy, and to connect out on
31  * the different transport for client.
32  *
33  * You can provide your own lws_sss_ops_client_t and lws_sss_ops_proxy_t to
34  * control how serialized data is transmitted and received, to use SS
35  * serialization over, eg, UART instead.
36  *
37  * This allows situations where full SS proxy services can be offered to much
38  * weker devices, without any networking stack or tls library being needed.
39  */
40 
41 /*
42  * SSS Proxy Transport-related implementation apis
43  */
44 
45 struct lws_sss_proxy_conn;
46 
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