step19.cpp

#include "co_async/debug.hpp"
#include "co_async/task.hpp"
#include "co_async/generator.hpp"
#include "co_async/timer_loop.hpp"
#include "co_async/epoll_loop.hpp"
#include "co_async/async_loop.hpp"
#include "co_async/when_any.hpp"
#include "co_async/when_all.hpp"
#include "co_async/limit_timeout.hpp"
#include "co_async/and_then.hpp"
#include "co_async/socket.hpp"
#include <cstring>
#include <termios.h>

[[gnu::constructor]] static void disable_canon() {
    struct termios tc;
    tcgetattr(STDIN_FILENO, &tc);
    tc.c_lflag &= ~ICANON;
    tc.c_lflag &= ~ECHO;
    tcsetattr(STDIN_FILENO, TCSANOW, &tc);
}

using namespace std::literals;

co_async::AsyncLoop loop;

co_async::Task<> amain() {
    auto sock = co_await create_tcp_client(loop, co_async::socket_address(co_async::ip_address("142857.red"), 80));
    co_await write_file(loop, sock, "GET / HTTP/1.1\r\n\r\n"sv);
    char buf[4096];
    auto len = co_await read_file(loop, sock, buf);
    std::string_view res(buf, len);
    std::cout << res;
    co_return;
}

int main() {
    run_task(loop, amain());
    return 0;
}