websocketpp  0.4.0
C++/Boost Asio based websocket client/server library
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utilities_impl.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_UTILITIES_IMPL_HPP
29 #define WEBSOCKETPP_UTILITIES_IMPL_HPP
30 
31 namespace websocketpp {
32 namespace utility {
33 
34 inline std::string to_lower(std::string const & in) {
35  std::string out = in;
36  std::transform(out.begin(),out.end(),out.begin(),::tolower);
37  return out;
38 }
39 
40 inline std::string to_hex(const std::string& input) {
41  std::string output;
42  std::string hex = "0123456789ABCDEF";
43 
44  for (size_t i = 0; i < input.size(); i++) {
45  output += hex[(input[i] & 0xF0) >> 4];
46  output += hex[input[i] & 0x0F];
47  output += " ";
48  }
49 
50  return output;
51 }
52 
53 inline std::string to_hex(const uint8_t* input,size_t length) {
54  std::string output;
55  std::string hex = "0123456789ABCDEF";
56 
57  for (size_t i = 0; i < length; i++) {
58  output += hex[(input[i] & 0xF0) >> 4];
59  output += hex[input[i] & 0x0F];
60  output += " ";
61  }
62 
63  return output;
64 }
65 
66 inline std::string to_hex(const char* input,size_t length) {
67  return to_hex(reinterpret_cast<const uint8_t*>(input),length);
68 }
69 
70 inline std::string string_replace_all(std::string subject, const std::string&
71  search, const std::string& replace)
72 {
73  size_t pos = 0;
74  while((pos = subject.find(search, pos)) != std::string::npos) {
75  subject.replace(pos, search.length(), replace);
76  pos += replace.length();
77  }
78  return subject;
79 }
80 
81 } // namespace utility
82 } // namespace websocketpp
83 
84 #endif // WEBSOCKETPP_UTILITIES_IMPL_HPP
std::string string_replace_all(std::string subject, const std::string &search, const std::string &replace)
Replace all occurrances of a substring with another.
std::string to_hex(const std::string &input)
Convert std::string to ascii printed string of hex digits.
Namespace for the WebSocket++ project.
Definition: base64.hpp:41
std::string to_lower(std::string const &in)
Convert a string to lowercase.