/usr/include/websocketpp/uri.hpp is in libwebsocketpp-dev 0.7.0-7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 | /*
* Copyright (c) 2014, Peter Thorson. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the WebSocket++ Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL PETER THORSON BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef WEBSOCKETPP_URI_HPP
#define WEBSOCKETPP_URI_HPP
#include <websocketpp/error.hpp>
#include <websocketpp/common/memory.hpp>
#include <algorithm>
#include <sstream>
#include <string>
namespace websocketpp {
// TODO: figure out why this fixes horrible linking errors.
/// Default port for ws://
static uint16_t const uri_default_port = 80;
/// Default port for wss://
static uint16_t const uri_default_secure_port = 443;
class uri {
public:
explicit uri(std::string const & uri_string) : m_valid(false) {
std::string::const_iterator it;
std::string::const_iterator temp;
int state = 0;
it = uri_string.begin();
size_t uri_len = uri_string.length();
if (uri_len >= 7 && std::equal(it,it+6,"wss://")) {
m_secure = true;
m_scheme = "wss";
it += 6;
} else if (uri_len >= 6 && std::equal(it,it+5,"ws://")) {
m_secure = false;
m_scheme = "ws";
it += 5;
} else if (uri_len >= 8 && std::equal(it,it+7,"http://")) {
m_secure = false;
m_scheme = "http";
it += 7;
} else if (uri_len >= 9 && std::equal(it,it+8,"https://")) {
m_secure = true;
m_scheme = "https";
it += 8;
} else {
return;
}
// extract host.
// either a host string
// an IPv4 address
// or an IPv6 address
if (*it == '[') {
++it;
// IPv6 literal
// extract IPv6 digits until ]
// TODO: this doesn't work on g++... not sure why
//temp = std::find(it,it2,']');
temp = it;
while (temp != uri_string.end()) {
if (*temp == ']') {
break;
}
++temp;
}
if (temp == uri_string.end()) {
return;
} else {
// validate IPv6 literal parts
// can contain numbers, a-f and A-F
m_host.append(it,temp);
}
it = temp+1;
if (it == uri_string.end()) {
state = 2;
} else if (*it == '/') {
state = 2;
++it;
} else if (*it == ':') {
state = 1;
++it;
} else {
// problem
return;
}
} else {
// IPv4 or hostname
// extract until : or /
while (state == 0) {
if (it == uri_string.end()) {
state = 2;
break;
} else if (*it == '/') {
state = 2;
} else if (*it == ':') {
// end hostname start port
state = 1;
} else {
m_host += *it;
}
++it;
}
}
// parse port
std::string port;
while (state == 1) {
if (it == uri_string.end()) {
// state is not used after this point presently.
// this should be re-enabled if it ever is needed in a future
// refactoring
//state = 3;
break;
} else if (*it == '/') {
state = 3;
} else {
port += *it;
}
++it;
}
lib::error_code ec;
m_port = get_port_from_string(port, ec);
if (ec) {
return;
}
m_resource = "/";
m_resource.append(it,uri_string.end());
m_valid = true;
}
uri(bool secure, std::string const & host, uint16_t port,
std::string const & resource)
: m_scheme(secure ? "wss" : "ws")
, m_host(host)
, m_resource(resource.empty() ? "/" : resource)
, m_port(port)
, m_secure(secure)
, m_valid(true) {}
uri(bool secure, std::string const & host, std::string const & resource)
: m_scheme(secure ? "wss" : "ws")
, m_host(host)
, m_resource(resource.empty() ? "/" : resource)
, m_port(secure ? uri_default_secure_port : uri_default_port)
, m_secure(secure)
, m_valid(true) {}
uri(bool secure, std::string const & host, std::string const & port,
std::string const & resource)
: m_scheme(secure ? "wss" : "ws")
, m_host(host)
, m_resource(resource.empty() ? "/" : resource)
, m_secure(secure)
{
lib::error_code ec;
m_port = get_port_from_string(port,ec);
m_valid = !ec;
}
uri(std::string const & scheme, std::string const & host, uint16_t port,
std::string const & resource)
: m_scheme(scheme)
, m_host(host)
, m_resource(resource.empty() ? "/" : resource)
, m_port(port)
, m_secure(scheme == "wss" || scheme == "https")
, m_valid(true) {}
uri(std::string scheme, std::string const & host, std::string const & resource)
: m_scheme(scheme)
, m_host(host)
, m_resource(resource.empty() ? "/" : resource)
, m_port((scheme == "wss" || scheme == "https") ? uri_default_secure_port : uri_default_port)
, m_secure(scheme == "wss" || scheme == "https")
, m_valid(true) {}
uri(std::string const & scheme, std::string const & host,
std::string const & port, std::string const & resource)
: m_scheme(scheme)
, m_host(host)
, m_resource(resource.empty() ? "/" : resource)
, m_secure(scheme == "wss" || scheme == "https")
{
lib::error_code ec;
m_port = get_port_from_string(port,ec);
m_valid = !ec;
}
bool get_valid() const {
return m_valid;
}
bool get_secure() const {
return m_secure;
}
std::string const & get_scheme() const {
return m_scheme;
}
std::string const & get_host() const {
return m_host;
}
std::string get_host_port() const {
if (m_port == (m_secure ? uri_default_secure_port : uri_default_port)) {
return m_host;
} else {
std::stringstream p;
p << m_host << ":" << m_port;
return p.str();
}
}
std::string get_authority() const {
std::stringstream p;
p << m_host << ":" << m_port;
return p.str();
}
uint16_t get_port() const {
return m_port;
}
std::string get_port_str() const {
std::stringstream p;
p << m_port;
return p.str();
}
std::string const & get_resource() const {
return m_resource;
}
std::string str() const {
std::stringstream s;
s << m_scheme << "://" << m_host;
if (m_port != (m_secure ? uri_default_secure_port : uri_default_port)) {
s << ":" << m_port;
}
s << m_resource;
return s.str();
}
/// Return the query portion
/**
* Returns the query portion (after the ?) of the URI or an empty string if
* there is none.
*
* @return query portion of the URI.
*/
std::string get_query() const {
std::size_t found = m_resource.find('?');
if (found != std::string::npos) {
return m_resource.substr(found + 1);
} else {
return "";
}
}
// get fragment
// hi <3
// get the string representation of this URI
//std::string base() const; // is this still needed?
// setter methods set some or all (in the case of parse) based on the input.
// These functions throw a uri_exception on failure.
/*void set_uri(const std::string& uri);
void set_secure(bool secure);
void set_host(const std::string& host);
void set_port(uint16_t port);
void set_port(const std::string& port);
void set_resource(const std::string& resource);*/
private:
uint16_t get_port_from_string(std::string const & port, lib::error_code &
ec) const
{
ec = lib::error_code();
if (port.empty()) {
return (m_secure ? uri_default_secure_port : uri_default_port);
}
unsigned int t_port = static_cast<unsigned int>(atoi(port.c_str()));
if (t_port > 65535) {
ec = error::make_error_code(error::invalid_port);
}
if (t_port == 0) {
ec = error::make_error_code(error::invalid_port);
}
return static_cast<uint16_t>(t_port);
}
std::string m_scheme;
std::string m_host;
std::string m_resource;
uint16_t m_port;
bool m_secure;
bool m_valid;
};
/// Pointer to a URI
typedef lib::shared_ptr<uri> uri_ptr;
} // namespace websocketpp
#endif // WEBSOCKETPP_URI_HPP
|