问使用boost::asio将resolve_handler绑定到解析器async_resolveEN即使Boost.Asio可以异步处理任何类型的数据...
sock.async_connect(*it, connect_handler); } } int main() { boost::asio::ip::tcp::resolver::query query("www.highscore.de", "80"); resolver.async_resolve(query, resolve_handler); io_service.run(); } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. ...
async_resolve(host, port,std::bind( &session::on_resolve, shared_from_this(), std::placeholders::_1, std::placeholders::_2)); } void on_resolve( boost::system::error_code ec, tcp::resolver::results_type results) { if(ec) { return fail(ec, "resolve"); } // Make the ...
auto point = co_await resolver.async_resolve("localhost", "8080", boost::asio::use_awaitable); co_await socket.async_connect( point->endpoint(), boost::asio::use_awaitable); 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. ws握手 ...
resolver的异步查询(async_resolve)让我搞了1个小时,虽然教程上说根据说明文档很容易使用async_resolve,但是实际编写时就遇到问题了。 bug:异步完成句柄被调用时始终传入error。 但从网上查资料,基本跟我写的一样啊,没什么区别。最后各种尝试,终于找出里面的原因来了。
你可以用你需要的socket类型来替换tcp。首先,为你想要查询的名字创建一个查询器,然后用resolve()函数解析它。如果成功,它至少会返回一个入口。你可以利用返回的迭代器,使用第一个入口或者遍历整个列表来拿到全部的入口。 如何遍历? #include <iostream>#include<boost/asio.hpp>#include<boost/asio/deadline_timer....
using namespace boost::asio::ip; tcp::resolver resolver(service); tcp::resolver::iterator iter = resolver.resolve(tcp::resolver::query("www.yahoo.com","80")); tcp::socket sock(service); connect(sock, iter); 一个主机名可以被解析成多个地址,而connect和async_connect能很好地把你从尝试每个...
resolver.resolve("127.0.0.1", 5005); asio::connect(socket, endpoints); //socket同步的读写,buffer对象可以接受string、array、vector socket.write_some(asio::buffer(msg), error); size_t len = socket.read_some(asio::buffer(buf), error); //socket异步的读写 socket.async_write_some(asio::...
resolve(query); tcp::resolver::iterator end; boost::asio::connect(socket_, endpoint_iterator); } ~TcpClient() { socket_.close(); } void send(const std::string& message) { boost::asio::async_write(socket_, boost::asio::buffer(message), boost::bind(&TcpClient::handle_write,...
(const boost::system::error_code& ec, boost::asio::ip::tcp::resolver::iterator it) { if (!ec) { sock.async_connect(*it, connect_handler); } } int main() { boost::asio::ip::tcp::resolver::query query("www.baidu.com", "80"); resolver.async_resolve(query, resolve_handler);...