diff options
Diffstat (limited to '3rdparty/asio/src/examples/cpp03/socks4')
-rw-r--r-- | 3rdparty/asio/src/examples/cpp03/socks4/socks4.hpp | 144 | ||||
-rw-r--r-- | 3rdparty/asio/src/examples/cpp03/socks4/sync_client.cpp | 94 |
2 files changed, 0 insertions, 238 deletions
diff --git a/3rdparty/asio/src/examples/cpp03/socks4/socks4.hpp b/3rdparty/asio/src/examples/cpp03/socks4/socks4.hpp deleted file mode 100644 index c211b32827f..00000000000 --- a/3rdparty/asio/src/examples/cpp03/socks4/socks4.hpp +++ /dev/null @@ -1,144 +0,0 @@ -// -// socks4.hpp -// ~~~~~~~~~~ -// -// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com) -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) -// - -#ifndef SOCKS4_HPP -#define SOCKS4_HPP - -#include <string> -#include <asio.hpp> -#include <boost/array.hpp> - -namespace socks4 { - -const unsigned char version = 0x04; - -class request -{ -public: - enum command_type - { - connect = 0x01, - bind = 0x02 - }; - - request(command_type cmd, const asio::ip::tcp::endpoint& endpoint, - const std::string& user_id) - : version_(version), - command_(cmd), - user_id_(user_id), - null_byte_(0) - { - // Only IPv4 is supported by the SOCKS 4 protocol. - if (endpoint.protocol() != asio::ip::tcp::v4()) - { - throw asio::system_error( - asio::error::address_family_not_supported); - } - - // Convert port number to network byte order. - unsigned short port = endpoint.port(); - port_high_byte_ = (port >> 8) & 0xff; - port_low_byte_ = port & 0xff; - - // Save IP address in network byte order. - address_ = endpoint.address().to_v4().to_bytes(); - } - - boost::array<asio::const_buffer, 7> buffers() const - { - boost::array<asio::const_buffer, 7> bufs = - { - { - asio::buffer(&version_, 1), - asio::buffer(&command_, 1), - asio::buffer(&port_high_byte_, 1), - asio::buffer(&port_low_byte_, 1), - asio::buffer(address_), - asio::buffer(user_id_), - asio::buffer(&null_byte_, 1) - } - }; - return bufs; - } - -private: - unsigned char version_; - unsigned char command_; - unsigned char port_high_byte_; - unsigned char port_low_byte_; - asio::ip::address_v4::bytes_type address_; - std::string user_id_; - unsigned char null_byte_; -}; - -class reply -{ -public: - enum status_type - { - request_granted = 0x5a, - request_failed = 0x5b, - request_failed_no_identd = 0x5c, - request_failed_bad_user_id = 0x5d - }; - - reply() - : null_byte_(0), - status_() - { - } - - boost::array<asio::mutable_buffer, 5> buffers() - { - boost::array<asio::mutable_buffer, 5> bufs = - { - { - asio::buffer(&null_byte_, 1), - asio::buffer(&status_, 1), - asio::buffer(&port_high_byte_, 1), - asio::buffer(&port_low_byte_, 1), - asio::buffer(address_) - } - }; - return bufs; - } - - bool success() const - { - return null_byte_ == 0 && status_ == request_granted; - } - - unsigned char status() const - { - return status_; - } - - asio::ip::tcp::endpoint endpoint() const - { - unsigned short port = port_high_byte_; - port = (port << 8) & 0xff00; - port = port | port_low_byte_; - - asio::ip::address_v4 address(address_); - - return asio::ip::tcp::endpoint(address, port); - } - -private: - unsigned char null_byte_; - unsigned char status_; - unsigned char port_high_byte_; - unsigned char port_low_byte_; - asio::ip::address_v4::bytes_type address_; -}; - -} // namespace socks4 - -#endif // SOCKS4_HPP diff --git a/3rdparty/asio/src/examples/cpp03/socks4/sync_client.cpp b/3rdparty/asio/src/examples/cpp03/socks4/sync_client.cpp deleted file mode 100644 index 6a52c5edf64..00000000000 --- a/3rdparty/asio/src/examples/cpp03/socks4/sync_client.cpp +++ /dev/null @@ -1,94 +0,0 @@ -// -// sync_client.cpp -// ~~~~~~~~~~~~~~~ -// -// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com) -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) -// - -#include <iostream> -#include <iomanip> -#include <ostream> -#include <string> -#include <asio.hpp> -#include <boost/array.hpp> -#include "socks4.hpp" - -using asio::ip::tcp; - -int main(int argc, char* argv[]) -{ - try - { - if (argc != 4) - { - std::cout << "Usage: sync_client <socks4server> <socks4port> <user>\n"; - std::cout << "Examples:\n"; - std::cout << " sync_client 127.0.0.1 1080 chris\n"; - std::cout << " sync_client localhost socks chris\n"; - return 1; - } - - asio::io_context io_context; - - // Get a list of endpoints corresponding to the SOCKS 4 server name. - tcp::resolver resolver(io_context); - tcp::resolver::results_type endpoints = resolver.resolve(argv[1], argv[2]); - - // Try each endpoint until we successfully establish a connection to the - // SOCKS 4 server. - tcp::socket socket(io_context); - asio::connect(socket, endpoints); - - // Get an endpoint for the Boost website. This will be passed to the SOCKS - // 4 server. Explicitly specify IPv4 since SOCKS 4 does not support IPv6. - tcp::endpoint http_endpoint = - *resolver.resolve(tcp::v4(), "www.boost.org", "http").begin(); - - // Send the request to the SOCKS 4 server. - socks4::request socks_request( - socks4::request::connect, http_endpoint, argv[3]); - asio::write(socket, socks_request.buffers()); - - // Receive a response from the SOCKS 4 server. - socks4::reply socks_reply; - asio::read(socket, socks_reply.buffers()); - - // Check whether we successfully negotiated with the SOCKS 4 server. - if (!socks_reply.success()) - { - std::cout << "Connection failed.\n"; - std::cout << "status = 0x" << std::hex << socks_reply.status(); - return 1; - } - - // Form the HTTP request. We specify the "Connection: close" header so that - // the server will close the socket after transmitting the response. This - // will allow us to treat all data up until the EOF as the response. - std::string request = - "GET / HTTP/1.0\r\n" - "Host: www.boost.org\r\n" - "Accept: */*\r\n" - "Connection: close\r\n\r\n"; - - // Send the HTTP request. - asio::write(socket, asio::buffer(request)); - - // Read until EOF, writing data to output as we go. - boost::array<char, 512> response; - asio::error_code error; - while (std::size_t s = socket.read_some( - asio::buffer(response), error)) - std::cout.write(response.data(), s); - if (error != asio::error::eof) - throw asio::system_error(error); - } - catch (std::exception& e) - { - std::cout << "Exception: " << e.what() << "\n"; - } - - return 0; -} |