WebSocket++ 0.8.2
C++ websocket client/server library
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disabled.hpp
1/*
2 * Copyright (c) 2014, Peter Thorson. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 * * Redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer.
8 * * Redistributions in binary form must reproduce the above copyright
9 * notice, this list of conditions and the following disclaimer in the
10 * documentation and/or other materials provided with the distribution.
11 * * Neither the name of the WebSocket++ Project nor the
12 * names of its contributors may be used to endorse or promote products
13 * derived from this software without specific prior written permission.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL PETER THORSON BE LIABLE FOR ANY
19 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 */
27
28#ifndef WEBSOCKETPP_EXTENSION_PERMESSAGE_DEFLATE_DISABLED_HPP
29#define WEBSOCKETPP_EXTENSION_PERMESSAGE_DEFLATE_DISABLED_HPP
30
31#include <websocketpp/common/cpp11.hpp>
32#include <websocketpp/common/stdint.hpp>
33#include <websocketpp/common/system_error.hpp>
34
35#include <websocketpp/http/constants.hpp>
36#include <websocketpp/extensions/extension.hpp>
37
38#include <map>
39#include <string>
40#include <utility>
41
42namespace websocketpp {
43namespace extensions {
44namespace permessage_deflate {
45
47
52template <typename config>
53class disabled {
54 typedef std::pair<lib::error_code,std::string> err_str_pair;
55
56public:
58
65 err_str_pair negotiate(http::attribute_list const &) {
66 return make_pair(make_error_code(error::disabled),std::string());
67 }
68
70
76 lib::error_code init(bool) {
77 return lib::error_code();
78 }
79
82 bool is_implemented() const {
83 return false;
84 }
85
88 bool is_enabled() const {
89 return false;
90 }
91
93
99 std::string generate_offer() const {
100 return "";
101 }
102
104
109 lib::error_code compress(std::string const &, std::string &) {
110 return make_error_code(error::disabled);
111 }
112
114
120 lib::error_code decompress(uint8_t const *, size_t, std::string &) {
121 return make_error_code(error::disabled);
122 }
123};
124
125} // namespace permessage_deflate
126} // namespace extensions
127} // namespace websocketpp
128
129#endif // WEBSOCKETPP_EXTENSION_PERMESSAGE_DEFLATE_DISABLED_HPP
Stub class for use when disabling permessage_deflate extension.
Definition disabled.hpp:53
err_str_pair negotiate(http::attribute_list const &)
Negotiate extension.
Definition disabled.hpp:65
lib::error_code compress(std::string const &, std::string &)
Compress bytes.
Definition disabled.hpp:109
std::string generate_offer() const
Generate extension offer.
Definition disabled.hpp:99
lib::error_code decompress(uint8_t const *, size_t, std::string &)
Decompress bytes.
Definition disabled.hpp:120
lib::error_code init(bool)
Initialize state.
Definition disabled.hpp:76
std::map< std::string, std::string > attribute_list
The type of an HTTP attribute list.
Definition constants.hpp:45
Namespace for the WebSocket++ project.
Definition base64.hpp:41