async_read_someに問題があります
async_write_someでコンパイルしたところ、うまくいきました。
しかし、私はasync_read_someでコンパイルしようとしました、
そして、正しい方法を見つけることができるという奇妙なエラーを思いついた。
私は世界を後押しするかなりの初心者です..Plzはこれらの問題で私を助けてくれます。
前もって感謝します。
Oppsコンパイラエラーはこのようなものです
エラー:'ws_async_tcp_connection :: async_recv_msg_some(boost :: asio :: mutable_buffers_1、boost :: _ bi :: bind_t、boost :: _ bi :: list3、boost :: arg <1>()()、 boost :: arg <2>()()>>)'/home/chris/proto/inc/ws_async_tcp_connection.h:119:注:候補は次のとおりです:void ws_async_tcp_connection :: async_recv_msg_some(T&、Handler)[with T = boost :: asio :: mutable_buffers_1、Handler = boost :: _ bi :: bind_t、boost :: _ bi :: list3、boost :: arg <1>()()、boost :: arg <2>()()>> ]
header
-----------------------------------------------------------------------------------
class ws_async_tcp_connection{
boost::asio::ip::tcp::socket socket_;
public:
ws_async_tcp_connection(boost::asio::io_service& arg_io_service)
: socket_(arg_io_service){}
/*
* destructor
*/
~ws_async_tcp_connection(){
shutdown();
}
/*
* connect method
* : binding connection handler -> handle_connect
*/
void connect(const std::string& host_addr, const std::string& port_no){
boost::asio::ip::tcp::resolver resolver_(socket_.get_io_service());
boost::asio::ip::tcp::resolver::query query_(boost::asio::ip::tcp::v4(), host_addr, port_no);
boost::asio::ip::tcp::resolver::iterator end_point_iter = resolver_.resolve(query_);
boost::asio::async_connect(socket_, end_point_iter,
boost::bind(&ws_async_tcp_connection::handle_connect, this, boost::asio::placeholders::error));
}
/*
* handle_connect
* : handle after the connect method called
*/
void handle_connect(const boost::system::error_code& ec){
if(!ec){
// successfully established the connection - maybe print the remote ip, port
/* getting the remote_endpoint ip, port
std::string connected_server_ip = socket_.remote_endpoint().address().to_string();
unsigned short connected_server_port = socket_.remote_endpoint().port();
*/
}
else{
// error handling - maybe use Logger class to print the error
shutdown();
}
}
/*
* set_option
* : set option for the tcp socket
*/
template<typename SettableSocketOption>
void set_option(const SettableSocketOption& option){
// if performance is poor, then let's try no_delay option(true);
/* keepalive option
boost::asio::socket_base::keep_alive option(true);
socket.set_option(option);
*/
socket_.set_option(option);
}
/*
* is_open
* : socket is opened or not
*/
bool is_open(){
return socket_.is_open();
}
/*
* async_send_msg
* : send msg (warning! : will be blocked until the exact bytes you ask for are transmitted)
*/
template <typename T, typename Handler>
void async_send_msg(const T& send_buf, Handler handler){
boost::asio::async_write(socket_, send_buf, handler);
}
/*
* async_recv_msg
* : recv msg (warning! : will be blocked until the exact bytes you ask for are transmitted)
*/
template <typename T, typename Handler>
void async_recv_msg(T& recv_buf, Handler handler){
boost::asio::async_read(socket_, recv_buf, handler);
}
/*
* async_send_msg_some
* : send msg
*/
template <typename T, typename Handler>
void async_send_msg_some(const T& send_buf, Handler handler){
socket_.async_write_some(send_buf, handler);
}
/*
* async_recv_msg_some
* : recv msg (Typically use this if you don't have to receive the exact numbers of bytes)
*/
template <typename T, typename Handler>
void async_recv_msg_some(T& recv_buf, Handler handler){
socket_.async_read_some(recv_buf, handler);
}
/*
* shutdown
*/
void shutdown(){
if(is_open()){
boost::system::error_code ec;
socket_.shutdown(boost::asio::ip::tcp::socket::shutdown_both, ec);
if(ec){
// may print shutdown error
}
socket_.close();
}
}
/*
* socket
* : returning the current holding socket
*/
boost::asio::ip::tcp::socket& socket(){
return socket_;
}
};
typedef boost::shared_ptr<ws_async_tcp_connection> async_tcp_ptr;
-------------------------------------------------------------------------------
src
-------------------------------------------------------------------------------
class async_tcp_test_server{
enum{ buf_size = 1024 };
boost::asio::ip::tcp::acceptor acceptor_;
boost::array<char, buf_size> send_buf;
boost::array<char, buf_size> recv_buf;
public:
async_tcp_test_server(boost::asio::io_service& io_service, unsigned short port_no)
: acceptor_(io_service, boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), port_no)){
// start an accept operation for a new connection
async_tcp_ptr new_conn(new ws_async_tcp_connection(acceptor_.get_io_service()));
acceptor_.async_accept(new_conn->socket(), boost::bind(&async_tcp_test_server::handle_accept, this,
boost::asio::placeholders::error, new_conn));
}
void handle_accept(const boost::system::error_code& ec, async_tcp_ptr conn){
if(!ec){
send_buf.assign(0x00);
string hello_str = "Welcome to connect Asynchronous TCP Test Server :)";
memcpy(&send_buf[0], hello_str.c_str(), hello_str.length());
conn->async_send_msg(boost::asio::buffer(send_buf), boost::bind(&async_tcp_test_server::handle_write, this, boost::asio::placeholders::error, conn));
//conn->async_send_msg_some(boost::asio::buffer(send_buf), boost::bind(&async_tcp_test_server::handle_write, this, boost::asio::placeholders::error,
//boost::asio::placeholders::bytes_transferred, conn));
}
// start an accept operation for new connection
async_tcp_ptr new_conn(new ws_async_tcp_connection(acceptor_.get_io_service()));
acceptor_.async_accept(new_conn->socket(), boost::bind(&async_tcp_test_server::handle_accept, this,
boost::asio::placeholders::error, new_conn));
}
void handle_write(const boost::system::error_code& ec, async_tcp_ptr conn){
if(!ec){
recv_buf.assign(0x00);
conn->async_recv_msg_some(boost::asio::buffer(recv_buf), boost::bind(&async_tcp_test_server::handle_read, this, boost::asio::placeholders::error,
boost::asio::placeholders::bytes_transferred));
}
}
void handle_read(const boost::system::error_code& ec, size_t num_recv_bytes){
cout << recv_buf.data() << endl;
}
};
int main(void)
{
unsigned short port_no = 7807;
boost::asio::io_service io_svr;
async_tcp_test_server test_server(io_svr, port_no);
io_svr.run();
}
エラーの出力は次のとおりです(T&-> const T&を変更した後)
/home/chris/proto/boost/boost/bind/bind_template.hpp:15:'boost :: _ bi :: bind_t、boost :: arg <1>()()、boost :: arg <2>()()、boost :: _ bi :: value >>>'async_tcp_test_server.cpp:46:ここからインスタンス化/home/chris/proto/boost/boost/bind/bind.hpp:69:エラー:' void(async_tcp_test_server: :*)(const boost :: system :: error_code&、size_t)'は、クラス、構造体、または共用体タイプではありません/home/chris/proto/boost/boost/asio/basic_stream_socket.hpp:メンバー関数内' void boost: :asio :: basic_stream_socket :: async_read_some(const MutableBufferSequence&、const ReadHandler&)[with MutableBufferSequence = boost :: asio :: mutable_buffers_1、ReadHandler = boost :: _ bi :: bind_t、boost :: arg <1>()()、boost :: arg <2>()()、boost :: _ bi :: value >>>、Protocol = boost :: asio :: ip :: tcp、StreamSocketService = boost :: asio :: stream_socket_service]':/ home / chris / proto / inc / ws_async_tcp_connection .h:120:'void ws_async_tcp_connection :: async_recv_msg_some(const T&、Handler)[with T = boost :: asio :: mutable_buffers_1、Handler = boost :: _ bi :: bind_t、boost :: arg <1>()からインスタンス化()、boost :: arg <2>()()、boost :: _ bi :: value >>>]'async_tcp_test_server.cpp:46:ここからインスタンス化/ home / chris / proto / boost / boost / asio / basic_stream_socket .hpp:785:エラー:'(boost :: _ bi :: bind_t、boost :: arg <1>()()、boost :: arg <2>()()、boost :: _ bi :: value >>>)(const boost :: system :: error_code&、const long unsigned int&)'/home/chris/proto/boost/boost/asio/detail/bind_handler.hpp:メンバー関数'voidboost :: asio :: detail :: binder2 :: operator()()[with Handler = boost :: _ bi :: bind_t、boost :: arg <1>()()、boost :: arg <2>()()、boost :: _ bi :: value >>>、Arg1 = boost :: system :: error_code、Arg2 = long unsigned int]':/ home / chris / proto / boost / boost / asio / handler_invoke_hook.hpp:64:'void boost :: asio :: asio_handler_invoke(Function、...)[with Function = boost :: asio :: detail :: binder2、boost :: arg <1>()()からインスタンス化、boost :: arg <2>()()、boost :: _ bi :: value >>>、boost :: system :: error_code、long unsigned int>]'/home/chris/proto/boost/boost/asio/detail/handler_invoke_helpers.hpp:39: 'void boost_asio_handler_invoke_helpers :: invoke(Function&、Context&)[with Function = boost :: asio :: detail :: binary2、boost :: arg <1>()()、boost :: arg <2>()( )、boost :: _ bi :: value >>>、boost :: system :: error_code、long unsigned int>、Context = boost :: _ bi :: bind_t、boost :: arg <1>()()、boost: :arg <2>()()、boost :: _ bi :: value >>>]'/home/chris/proto/boost/boost/asio/detail/reactive_socket_recv_op.hpp:110:' static void boost :: asio :: detail:からインスタンス化:reactive_socket_recv_op :: do_complete(boost :: asio :: detail :: io_service_impl *、boost :: asio :: detail :: operation *、const boost :: system :: error_code&、size_t)[with MutableBufferSequence = boost :: asio: :mutable_buffers_1、Handler = boost :: _ bi :: bind_t、boost :: arg <1>()()、boost :: arg <2>()()、boost :: _ bi :: value >>>]'/home/chris/proto/boost/boost/asio/detail/reactive_socket_recv_op.hpp:80:' boost :: asio :: detail::reactive_socket_recv_opからインスタンス化:: react_socket_recv_op(boost :: asio :: detail :: socket_type、boost :: asio :: detail :: socket_ops :: state_type、const MutableBufferSequence&、int、Handler&)[with MutableBufferSequence = boost :: asio :: mutable_buffers_1、Handler = boost :: _ bi :: bind_t、boost :: arg <1>()()、boost :: arg <2>()()、boost :: _ bi :: value >>>]'/home/chris/proto/boost/boost/asio/detail/reactive_socket_service_base.hpp:273:' void boost :: asio ::detail::からインスタンス化react_socket_service_base :: async_receive(boost :: asio :: detail :: react_socket_service_base :: base_implementation_type&、const MutableBufferSequence&、int、Handler)[with MutableBufferSequence = boost :: asio :: mutable_buffers_1、Handler = boost :: _ bi :: bin_ :arg <1>()()、boost :: arg <2>()()、boost :: _ bi :: value >>>]'/home/chris/proto/boost/boost/asio/stream_socket_service.hpp:318:' void boost :: asio :: stream_socket_service :: async_receive( typename boost :: asio :: detail :: react_socket_service ::implementation_type&、const MutableBufferSequence&、int、const ReadHandler&)[with MutableBufferSequence = boost :: asio :: mutable_buffers_1、ReadHandler = boost :: _ bi :: bind_t、boost :: arg < 1>()()、boost :: arg <2>()()、boost :: _ bi :: value >>>、Protocol = boost :: asio :: ip :: tcp]'/ home / chris / proto /boost/boost/asio/basic_stream_socket.hpp:787:'void boost :: asio :: basic_stream_socket :: async_read_some(const MutableBufferSequence&、const ReadHandler&)[with MutableBufferSequence = boost :: asio :: mutable_buffers_1、ReadHandler = boost :: _ bi :: bind_t、boost :: arg <1>()()、boost :: arg <2>()()、boost :: _ bi :: value >>>、Protocol = boost :: asio :: ip :: tcp、StreamSocketService = boost :: asio :: stream_socket_service] '/home/chris/proto/inc/ws_async_tcp_connection.h:120:からインスタンス化' void ws_async_tcp_connection :: async_recv_msg_some(const T&、Handler)[with T = boost :: asio :: mutable_buffers_1、Handler = boost :: _ bi :: bind_t、boost :: arg <1>()()、boost :: arg <2>()()、boost :: _ bi :: value >>>]'async_tcp_test_server.cpp:46:ここからインスタンス化/ home / chris / proto / boost / boost / asio / detail / bind_handler.hpp:118:エラー:'(boost :: _ bi :: bind_t、boost :: arg <1>()()、boost :: arg <2>()()、boost :: _ bi :: value