WebSocket++ 0.8.2
C++ websocket client/server library
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parser.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 HTTP_PARSER_IMPL_HPP
29#define HTTP_PARSER_IMPL_HPP
30
31#include <algorithm>
32#include <cstdlib>
33#include <istream>
34#include <sstream>
35#include <string>
36
37namespace websocketpp {
38namespace http {
39namespace parser {
40
41inline void parser::set_version(std::string const & version) {
42 m_version = version;
43}
44
45inline std::string const & parser::get_header(std::string const & key) const {
46 header_list::const_iterator h = m_headers.find(key);
47
48 if (h == m_headers.end()) {
49 return empty_header;
50 } else {
51 return h->second;
52 }
53}
54
55inline bool parser::get_header_as_plist(std::string const & key,
56 parameter_list & out) const
57{
58 header_list::const_iterator it = m_headers.find(key);
59
60 if (it == m_headers.end() || it->second.size() == 0) {
61 return false;
62 }
63
64 return this->parse_parameter_list(it->second,out);
65}
66
67inline void parser::append_header(std::string const & key, std::string const &
68 val)
69{
70 if (std::find_if(key.begin(),key.end(),is_not_token_char) != key.end()) {
71 throw exception("Invalid header name",status_code::bad_request);
72 }
73
74 if (this->get_header(key).empty()) {
75 m_headers[key] = val;
76 } else {
77 m_headers[key] += ", " + val;
78 }
79}
80
81inline void parser::replace_header(std::string const & key, std::string const &
82 val)
83{
84 m_headers[key] = val;
85}
86
87inline void parser::remove_header(std::string const & key) {
88 m_headers.erase(key);
89}
90
91inline void parser::set_body(std::string const & value) {
92 if (value.size() == 0) {
93 remove_header("Content-Length");
94 m_body.clear();
95 return;
96 }
97
98 // TODO: should this method respect the max size? If so how should errors
99 // be indicated?
100
101 std::stringstream len;
102 len << value.size();
103 replace_header("Content-Length", len.str());
104 m_body = value;
105}
106
107inline bool parser::parse_parameter_list(std::string const & in,
108 parameter_list & out) const
109{
110 if (in.size() == 0) {
111 return false;
112 }
113
114 std::string::const_iterator it;
115 it = extract_parameters(in.begin(),in.end(),out);
116 return (it == in.begin());
117}
118
119inline bool parser::prepare_body() {
120 if (!get_header("Content-Length").empty()) {
121 std::string const & cl_header = get_header("Content-Length");
122 char * end;
123
124 // TODO: not 100% sure what the compatibility of this method is. Also,
125 // I believe this will only work up to 32bit sizes. Is there a need for
126 // > 4GiB HTTP payloads?
127 m_body_bytes_needed = std::strtoul(cl_header.c_str(),&end,10);
128
129 if (m_body_bytes_needed > m_body_bytes_max) {
130 throw exception("HTTP message body too large",
131 status_code::request_entity_too_large);
132 }
133
134 m_body_encoding = body_encoding::plain;
135 return true;
136 } else if (get_header("Transfer-Encoding") == "chunked") {
137 // TODO
138 //m_body_encoding = body_encoding::chunked;
139 return false;
140 } else {
141 return false;
142 }
143}
144
145inline size_t parser::process_body(char const * buf, size_t len) {
146 if (m_body_encoding == body_encoding::plain) {
147 size_t processed = (std::min)(m_body_bytes_needed,len);
148 m_body.append(buf,processed);
149 m_body_bytes_needed -= processed;
150 return processed;
151 } else if (m_body_encoding == body_encoding::chunked) {
152 // TODO:
153 throw exception("Unexpected body encoding",
154 status_code::internal_server_error);
155 } else {
156 throw exception("Unexpected body encoding",
157 status_code::internal_server_error);
158 }
159}
160
161inline void parser::process_header(std::string::iterator begin,
162 std::string::iterator end)
163{
164 std::string::iterator cursor = std::search(
165 begin,
166 end,
169 );
170
171 if (cursor == end) {
172 throw exception("Invalid header line",status_code::bad_request);
173 }
174
175 append_header(strip_lws(std::string(begin,cursor)),
176 strip_lws(std::string(cursor+sizeof(header_separator)-1,end)));
177}
178
179inline header_list const & parser::get_headers() const {
180 return m_headers;
181}
182
183inline std::string parser::raw_headers() const {
184 std::stringstream raw;
185
186 header_list::const_iterator it;
187 for (it = m_headers.begin(); it != m_headers.end(); it++) {
188 raw << it->first << ": " << it->second << "\r\n";
189 }
190
191 return raw.str();
192}
193
194
195
196} // namespace parser
197} // namespace http
198} // namespace websocketpp
199
200#endif // HTTP_PARSER_IMPL_HPP
#define _WEBSOCKETPP_CPP11_FUNCTIONAL_
#define _WEBSOCKETPP_CPP11_THREAD_
#define _WEBSOCKETPP_CPP11_MEMORY_
#define _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
Concurrency policy that uses std::mutex / boost::mutex.
Definition basic.hpp:37
Stub for user supplied base class.
Stub for user supplied base class.
Stub class for use when disabling permessage_deflate extension.
Definition disabled.hpp:53
header_list const & get_headers() const
Return a list of all HTTP headers.
Definition parser.hpp:179
size_t process_body(char const *buf, size_t len)
Process body data.
Definition parser.hpp:145
std::string const & get_body() const
Get HTTP body.
Definition parser.hpp:505
void process_header(std::string::iterator begin, std::string::iterator end)
Process a header line.
Definition parser.hpp:161
bool body_ready() const
Check if the parser is done parsing the body.
Definition parser.hpp:599
bool prepare_body()
Prepare the parser to begin parsing body data.
Definition parser.hpp:119
void set_max_body_size(size_t value)
Set body size limit.
Definition parser.hpp:542
std::string raw_headers() const
Generate and return the HTTP headers as a string.
Definition parser.hpp:183
std::string const & get_version() const
Get the HTTP version string.
Definition parser.hpp:410
size_t get_max_body_size() const
Get body size limit.
Definition parser.hpp:529
Stores, parses, and manipulates HTTP requests.
Definition request.hpp:50
std::string raw() const
Returns the full raw request (including the body)
Definition request.hpp:131
std::string const & get_uri() const
Return the requested URI.
Definition request.hpp:104
std::string const & get_method() const
Return the request method.
Definition request.hpp:96
size_t consume(char const *buf, size_t len)
Process bytes in the input buffer.
Definition request.hpp:41
bool ready() const
Returns whether or not the request is ready for reading.
Definition request.hpp:82
std::string raw_head() const
Returns the raw request headers only (similar to an HTTP HEAD request)
Definition request.hpp:141
Stores, parses, and manipulates HTTP responses.
Definition response.hpp:57
Basic logger that outputs to an ostream.
Definition basic.hpp:59
Thread safe stub "random" integer generator.
Definition none.hpp:46
Server endpoint role based on the given config.
Basic ASIO endpoint socket component.
Definition none.hpp:317
Asio based endpoint transport component.
Definition base.hpp:143
connection_hdl get_handle() const
Get the connection handle.
lib::error_code dispatch(dispatch_handler handler)
Call given handler back within the transport's event system (if present)
config::concurrency_type concurrency_type
transport concurrency policy
void async_shutdown(transport::shutdown_handler handler)
Perform cleanup on socket shutdown_handler.
void set_write_handler(write_handler h)
Sets the write handler.
void set_secure(bool value)
Set whether or not this connection is secure.
void set_shutdown_handler(shutdown_handler h)
Sets the shutdown handler.
void fatal_error()
Signal transport error.
size_t read_some(char const *buf, size_t len)
Manual input supply (read some)
size_t read_all(char const *buf, size_t len)
Manual input supply (read all)
config::elog_type elog_type
Type of this transport's error logging policy.
lib::shared_ptr< type > ptr
Type of a shared pointer to this connection transport component.
config::alog_type alog_type
Type of this transport's access logging policy.
void async_write(char const *buf, size_t len, transport::write_handler handler)
Asyncronous Transport Write.
size_t readsome(char const *buf, size_t len)
Manual input supply (DEPRECATED)
void init(init_handler handler)
Initialize the connection transport.
timer_ptr set_timer(long, timer_handler)
Call back a function after a period of time.
friend std::istream & operator>>(std::istream &in, type &t)
Overloaded stream input operator.
void set_vector_write_handler(vector_write_handler h)
Sets the vectored write handler.
bool is_secure() const
Tests whether or not the underlying transport is secure.
std::string get_remote_endpoint() const
Get human readable remote endpoint address.
void set_handle(connection_hdl hdl)
Set Connection Handle.
void register_ostream(std::ostream *o)
Register a std::ostream with the transport for writing output.
void async_read_at_least(size_t num_bytes, char *buf, size_t len, read_handler handler)
Initiate an async_read for at least num_bytes bytes into buf.
void async_write(std::vector< buffer > const &bufs, transport::write_handler handler)
Asyncronous Transport Write (scatter-gather)
ptr get_shared()
Get a shared pointer to this component.
connection< config > type
Type of this connection transport component.
transport_con_type::ptr transport_con_ptr
Definition endpoint.hpp:65
void set_write_handler(write_handler h)
Sets the write handler.
Definition endpoint.hpp:134
config::concurrency_type concurrency_type
Type of this endpoint's concurrency policy.
Definition endpoint.hpp:54
void set_shutdown_handler(shutdown_handler h)
Sets the shutdown handler.
Definition endpoint.hpp:154
bool is_secure() const
Tests whether or not the underlying transport is secure.
Definition endpoint.hpp:116
void async_connect(transport_con_ptr, uri_ptr, connect_handler cb)
Initiate a new connection.
Definition endpoint.hpp:183
config::alog_type alog_type
Type of this endpoint's access logging policy.
Definition endpoint.hpp:58
lib::error_code init(transport_con_ptr tcon)
Initialize a connection.
Definition endpoint.hpp:197
void init_logging(lib::shared_ptr< alog_type > a, lib::shared_ptr< elog_type > e)
Initialize logging.
Definition endpoint.hpp:171
endpoint type
Type of this endpoint transport component.
Definition endpoint.hpp:49
iostream::connection< config > transport_con_type
Definition endpoint.hpp:62
void register_ostream(std::ostream *o)
Register a default output stream.
Definition endpoint.hpp:80
void set_secure(bool value)
Set whether or not endpoint can create secure connections.
Definition endpoint.hpp:102
config::elog_type elog_type
Type of this endpoint's error logging policy.
Definition endpoint.hpp:56
lib::shared_ptr< type > ptr
Type of a pointer to this endpoint transport component.
Definition endpoint.hpp:51
iostream transport error category
Definition base.hpp:85
std::string get_query() const
Return the query portion.
Definition uri.hpp:294
#define _WEBSOCKETPP_NOEXCEPT_TOKEN_
Definition cpp11.hpp:113
#define __has_extension
Definition cpp11.hpp:40
#define __has_feature(x)
Definition cpp11.hpp:37
Concurrency handling support.
Definition basic.hpp:34
Library level error codes.
Definition error.hpp:44
@ general
Catch-all library error.
Definition error.hpp:47
@ unrequested_subprotocol
Selected subprotocol was not requested by the client.
Definition error.hpp:102
@ invalid_port
Invalid port in URI.
Definition error.hpp:120
@ client_only
Attempted to use a client specific feature on a server endpoint.
Definition error.hpp:105
@ http_connection_ended
HTTP connection ended.
Definition error.hpp:111
@ operation_canceled
The requested operation was canceled.
Definition error.hpp:127
@ no_outgoing_buffers
The endpoint is out of outgoing message buffers.
Definition error.hpp:68
@ http_parse_error
HTTP parse error.
Definition error.hpp:143
@ reserved_close_code
Close code is in a reserved range.
Definition error.hpp:80
@ con_creation_failed
Connection creation attempted failed.
Definition error.hpp:99
@ no_incoming_buffers
The endpoint is out of incoming message buffers.
Definition error.hpp:71
@ invalid_state
The connection was in the wrong state for this operation.
Definition error.hpp:74
@ extension_neg_failed
Extension negotiation failed.
Definition error.hpp:146
@ rejected
Connection rejected.
Definition error.hpp:130
@ unsupported_version
Unsupported WebSocket protocol version.
Definition error.hpp:140
@ invalid_utf8
Invalid UTF-8.
Definition error.hpp:86
@ invalid_close_code
Close code is invalid.
Definition error.hpp:83
@ server_only
Attempted to use a server specific feature on a client endpoint.
Definition error.hpp:108
@ endpoint_not_secure
Attempted to open a secure connection with an insecure endpoint.
Definition error.hpp:57
@ close_handshake_timeout
WebSocket close handshake timed out.
Definition error.hpp:117
@ invalid_subprotocol
Invalid subprotocol.
Definition error.hpp:89
@ bad_close_code
Unable to parse close code.
Definition error.hpp:77
@ open_handshake_timeout
WebSocket opening handshake timed out.
Definition error.hpp:114
@ invalid_version
Invalid WebSocket protocol version.
Definition error.hpp:137
@ send_queue_full
send attempted when endpoint write queue was full
Definition error.hpp:50
@ test
Unit testing utility error code.
Definition error.hpp:96
@ invalid_uri
An invalid uri was supplied.
Definition error.hpp:65
Implementation of RFC 7692, the permessage-deflate WebSocket extension.
Definition disabled.hpp:44
HTTP handling support.
Definition request.hpp:37
size_t const max_body_size
Default Maximum size in bytes for HTTP message bodies.
Definition constants.hpp:68
static char const header_separator[]
Literal value of the HTTP header separator.
Definition constants.hpp:59
std::vector< std::pair< std::string, attribute_list > > parameter_list
The type of an HTTP parameter list.
Definition constants.hpp:53
size_t const istream_buffer
Number of bytes to use for temporary istream read buffers.
Definition constants.hpp:71
bool is_not_token_char(unsigned char c)
Is the character a non-token.
size_t const max_header_size
Maximum size in bytes before rejecting an HTTP header as too big.
Definition constants.hpp:65
static char const header_delimiter[]
Literal value of the HTTP header delimiter.
Definition constants.hpp:56
bool is_whitespace_char(unsigned char c)
Is the character whitespace.
static char const header_token[]
invalid HTTP token characters
Definition constants.hpp:78
bool is_not_whitespace_char(unsigned char c)
Is the character non-whitespace.
std::map< std::string, std::string > attribute_list
The type of an HTTP attribute list.
Definition constants.hpp:45
bool is_token_char(unsigned char c)
Is the character a token.
Definition constants.hpp:98
static std::string const empty_header
Literal value of an empty header.
Definition constants.hpp:62
Stub RNG policy that always returns 0.
Definition none.hpp:35
Random number generation policies.
Transport policy that uses asio.
Definition endpoint.hpp:46
Generic transport related errors.
@ pass_through
underlying transport pass through
@ operation_not_supported
Operation not supported.
@ operation_aborted
Operation aborted.
@ invalid_num_bytes
async_read_at_least call requested more bytes than buffer can store
@ action_after_shutdown
read or write after shutdown
@ tls_short_read
TLS short read.
@ double_read
async_read called while another async_read was in progress
iostream transport errors
Definition base.hpp:64
@ invalid_num_bytes
async_read_at_least call requested more bytes than buffer can store
Definition base.hpp:71
@ double_read
async_read called while another async_read was in progress
Definition base.hpp:74
lib::error_code make_error_code(error::value e)
Get an error code with the given value and the iostream transport category.
Definition base.hpp:118
lib::error_category const & get_category()
Get a reference to a static copy of the iostream transport error category.
Definition base.hpp:112
Transport policy that uses STL iostream for I/O and does not support timers.
Definition endpoint.hpp:43
lib::function< lib::error_code(connection_hdl, std::vector< transport::buffer > const &bufs)> vector_write_handler
Definition base.hpp:57
lib::function< lib::error_code(connection_hdl)> shutdown_handler
Definition base.hpp:61
lib::function< lib::error_code(connection_hdl, char const *, size_t)> write_handler
The type and signature of the callback used by iostream transport to write.
Definition base.hpp:48
Transport policies provide network connectivity and timers.
Definition endpoint.hpp:45
lib::function< void(lib::error_code const &, size_t)> read_handler
The type and signature of the callback passed to the read method.
lib::function< void()> dispatch_handler
The type and signature of the callback passed to the dispatch method.
lib::function< void()> interrupt_handler
The type and signature of the callback passed to the interrupt method.
lib::function< void(lib::error_code const &)> accept_handler
The type and signature of the callback passed to the accept method.
Definition endpoint.hpp:69
lib::function< void(lib::error_code const &)> timer_handler
The type and signature of the callback passed to the read method.
lib::function< void(lib::error_code const &)> connect_handler
The type and signature of the callback passed to the connect method.
Definition endpoint.hpp:72
lib::function< void(lib::error_code const &)> write_handler
The type and signature of the callback passed to the write method.
lib::function< void(lib::error_code const &)> init_handler
The type and signature of the callback passed to the init hook.
lib::function< void(lib::error_code const &)> shutdown_handler
The type and signature of the callback passed to the shutdown method.
Generic non-websocket specific utility functions and data structures.
Definition utilities.hpp:39
std::string to_hex(uint8_t const *input, size_t length)
Convert byte array (uint8_t) to ascii printed string of hex digits.
T::const_iterator ci_find_substr(T const &haystack, T const &needle, std::locale const &loc=std::locale())
Find substring (case insensitive)
T::const_iterator ci_find_substr(T const &haystack, typename T::value_type const *needle, typename T::size_type size, std::locale const &loc=std::locale())
Find substring (case insensitive)
std::string to_hex(char const *input, size_t length)
Convert char array to ascii printed string of hex digits.
Namespace for the WebSocket++ project.
static uint16_t const uri_default_secure_port
Default port for wss://.
Definition uri.hpp:47
lib::weak_ptr< void > connection_hdl
A handle to uniquely identify a connection.
static uint16_t const uri_default_port
Default port for ws://.
Definition uri.hpp:45
lib::shared_ptr< uri > uri_ptr
Pointer to a URI.
Definition uri.hpp:352
std::pair< lib::error_code, std::string > err_str_pair
Combination error code / string type for returning two values.
Definition error.hpp:41
Server config with asio transport and TLS disabled.
static const long timeout_socket_shutdown
Length of time to wait for socket shutdown.
Definition core.hpp:137
static const long timeout_connect
Length of time to wait for TCP connect.
Definition core.hpp:134
static const long timeout_dns_resolve
Length of time to wait for dns resolution.
Definition core.hpp:131
static const long timeout_proxy
Length of time to wait before a proxy handshake is aborted.
Definition core.hpp:121
static const long timeout_socket_pre_init
Default timer values (in ms)
Definition core.hpp:118
static const long timeout_socket_post_init
Length of time to wait for socket post-initialization.
Definition core.hpp:128
Server config with iostream transport.
Definition core.hpp:68
websocketpp::random::none::int_generator< uint32_t > rng_type
RNG policies.
Definition core.hpp:93
static const websocketpp::log::level elog_level
Default static error logging channels.
Definition core.hpp:176
websocketpp::transport::iostream::endpoint< transport_config > transport_type
Transport Endpoint Component.
Definition core.hpp:142
static const size_t max_http_body_size
Default maximum http body size.
Definition core.hpp:252
static const long timeout_open_handshake
Default timer values (in ms)
Definition core.hpp:152
static const size_t max_message_size
Default maximum message size.
Definition core.hpp:240
websocketpp::log::basic< concurrency_type, websocketpp::log::elevel > elog_type
Logging policies.
Definition core.hpp:88
static const bool drop_on_protocol_error
Drop connections immediately on protocol error.
Definition core.hpp:213
static const long timeout_close_handshake
Length of time before a closing handshake is aborted.
Definition core.hpp:154
static const websocketpp::log::level alog_level
Default static access logging channels.
Definition core.hpp:189
static const long timeout_pong
Length of time to wait for a pong after a ping.
Definition core.hpp:156
static const bool silent_close
Suppresses the return of detailed connection close information.
Definition core.hpp:228
static bool const enable_multithreading
Definition core.hpp:98
static const size_t connection_read_buffer_size
Size of the per-connection read buffer.
Definition core.hpp:204
static const bool enable_extensions
Global flag for enabling/disabling extensions.
Definition core.hpp:255
static const int client_version
WebSocket Protocol version to use as a client.
Definition core.hpp:164
Package of log levels for logging access events.
Definition levels.hpp:112
static char const * channel_name(level channel)
Get the textual name of a channel given a channel id.
Definition levels.hpp:164
static level const fail
One line for each failed WebSocket connection with details.
Definition levels.hpp:147
static level const none
Special aggregate value representing "no levels".
Definition levels.hpp:114
static level const debug_handshake
Extra information about opening handshakes.
Definition levels.hpp:137
static level const devel
Development messages (warning: very chatty)
Definition levels.hpp:141
static level const all
Special aggregate value representing "all levels".
Definition levels.hpp:152
static level const debug_close
Extra information about closing handshakes.
Definition levels.hpp:139
static level const frame_payload
One line per frame, includes the full message payload (warning: chatty)
Definition levels.hpp:129
static level const connect
Information about new connections.
Definition levels.hpp:121
static level const app
Special channel for application specific logs. Not used by the library.
Definition levels.hpp:143
static level const frame_header
One line per frame, includes the full frame header.
Definition levels.hpp:127
static level const message_payload
Reserved.
Definition levels.hpp:133
static level const endpoint
Reserved.
Definition levels.hpp:135
static level const message_header
Reserved.
Definition levels.hpp:131
static level const control
One line per control frame.
Definition levels.hpp:125
static level const disconnect
One line for each closed connection. Includes closing codes and reasons.
Definition levels.hpp:123
static level const access_core
Definition levels.hpp:150
static level const http
Access related to HTTP requests.
Definition levels.hpp:145
Package of values for hinting at the nature of a given logger.
Definition levels.hpp:46
static value const none
No information.
Definition levels.hpp:51
uint32_t value
Type of a channel type hint value.
Definition levels.hpp:48
static value const access
Access log.
Definition levels.hpp:53
static value const error
Error log.
Definition levels.hpp:55
Package of log levels for logging errors.
Definition levels.hpp:59
static level const devel
Low level debugging information (warning: very chatty)
Definition levels.hpp:63
static char const * channel_name(level channel)
Get the textual name of a channel given a channel id.
Definition levels.hpp:91
static level const library
Definition levels.hpp:66
static level const info
Definition levels.hpp:69
static level const all
Special aggregate value representing "all levels".
Definition levels.hpp:80
static level const fatal
Definition levels.hpp:78
static level const none
Special aggregate value representing "no levels".
Definition levels.hpp:61
static level const rerror
Definition levels.hpp:75
static level const warn
Definition levels.hpp:72
A simple utility buffer class.
Helper less than functor for case insensitive find.
Definition utilities.hpp:75
Helper functor for case insensitive find.
Definition utilities.hpp:49
bool operator()(charT ch1, charT ch2)
Perform a case insensitive comparison.
Definition utilities.hpp:63
my_equal(std::locale const &loc)
Construct the functor with the given locale.
Definition utilities.hpp:54
#define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_END_
#define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_START_