LCOV - code coverage report
Current view: top level - corosio/native/detail/epoll - epoll_socket.hpp (source / functions) Coverage Total Hit
Test: coverage_remapped.info Lines: 100.0 % 13 13
Test Date: 2026-02-27 19:39:18 Functions: 100.0 % 5 5

           TLA  Line data    Source code
       1                 : //
       2                 : // Copyright (c) 2026 Steve Gerbino
       3                 : //
       4                 : // Distributed under the Boost Software License, Version 1.0. (See accompanying
       5                 : // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
       6                 : //
       7                 : // Official repository: https://github.com/cppalliance/corosio
       8                 : //
       9                 : 
      10                 : #ifndef BOOST_COROSIO_NATIVE_DETAIL_EPOLL_EPOLL_SOCKET_HPP
      11                 : #define BOOST_COROSIO_NATIVE_DETAIL_EPOLL_EPOLL_SOCKET_HPP
      12                 : 
      13                 : #include <boost/corosio/detail/platform.hpp>
      14                 : 
      15                 : #if BOOST_COROSIO_HAS_EPOLL
      16                 : 
      17                 : #include <boost/corosio/tcp_socket.hpp>
      18                 : #include <boost/capy/ex/executor_ref.hpp>
      19                 : #include <boost/corosio/detail/intrusive.hpp>
      20                 : 
      21                 : #include <boost/corosio/native/detail/epoll/epoll_op.hpp>
      22                 : 
      23                 : #include <memory>
      24                 : 
      25                 : namespace boost::corosio::detail {
      26                 : 
      27                 : class epoll_socket_service;
      28                 : 
      29                 : /// Socket implementation for epoll backend.
      30                 : class epoll_socket final
      31                 :     : public tcp_socket::implementation
      32                 :     , public std::enable_shared_from_this<epoll_socket>
      33                 :     , public intrusive_list<epoll_socket>::node
      34                 : {
      35                 :     friend class epoll_socket_service;
      36                 : 
      37                 : public:
      38                 :     explicit epoll_socket(epoll_socket_service& svc) noexcept;
      39                 :     ~epoll_socket() override;
      40                 : 
      41                 :     std::coroutine_handle<> connect(
      42                 :         std::coroutine_handle<>,
      43                 :         capy::executor_ref,
      44                 :         endpoint,
      45                 :         std::stop_token,
      46                 :         std::error_code*) override;
      47                 : 
      48                 :     std::coroutine_handle<> read_some(
      49                 :         std::coroutine_handle<>,
      50                 :         capy::executor_ref,
      51                 :         buffer_param,
      52                 :         std::stop_token,
      53                 :         std::error_code*,
      54                 :         std::size_t*) override;
      55                 : 
      56                 :     std::coroutine_handle<> write_some(
      57                 :         std::coroutine_handle<>,
      58                 :         capy::executor_ref,
      59                 :         buffer_param,
      60                 :         std::stop_token,
      61                 :         std::error_code*,
      62                 :         std::size_t*) override;
      63                 : 
      64                 :     std::error_code shutdown(tcp_socket::shutdown_type what) noexcept override;
      65                 : 
      66 HIT       28830 :     native_handle_type native_handle() const noexcept override
      67                 :     {
      68           28830 :         return fd_;
      69                 :     }
      70                 : 
      71                 :     std::error_code set_option(
      72                 :         int level,
      73                 :         int optname,
      74                 :         void const* data,
      75                 :         std::size_t size) noexcept override;
      76                 :     std::error_code
      77                 :     get_option(int level, int optname, void* data, std::size_t* size)
      78                 :         const noexcept override;
      79                 : 
      80              19 :     endpoint local_endpoint() const noexcept override
      81                 :     {
      82              19 :         return local_endpoint_;
      83                 :     }
      84              21 :     endpoint remote_endpoint() const noexcept override
      85                 :     {
      86              21 :         return remote_endpoint_;
      87                 :     }
      88                 :     bool is_open() const noexcept
      89                 :     {
      90                 :         return fd_ >= 0;
      91                 :     }
      92                 :     void cancel() noexcept override;
      93                 :     void cancel_single_op(epoll_op& op) noexcept;
      94                 :     void close_socket() noexcept;
      95            4733 :     void set_socket(int fd) noexcept
      96                 :     {
      97            4733 :         fd_ = fd;
      98            4733 :     }
      99            9466 :     void set_endpoints(endpoint local, endpoint remote) noexcept
     100                 :     {
     101            9466 :         local_endpoint_  = local;
     102            9466 :         remote_endpoint_ = remote;
     103            9466 :     }
     104                 : 
     105                 :     epoll_connect_op conn_;
     106                 :     epoll_read_op rd_;
     107                 :     epoll_write_op wr_;
     108                 : 
     109                 :     /// Per-descriptor state for persistent epoll registration
     110                 :     descriptor_state desc_state_;
     111                 : 
     112                 : private:
     113                 :     epoll_socket_service& svc_;
     114                 :     int fd_ = -1;
     115                 :     endpoint local_endpoint_;
     116                 :     endpoint remote_endpoint_;
     117                 : 
     118                 :     void register_op(
     119                 :         epoll_op& op,
     120                 :         epoll_op*& desc_slot,
     121                 :         bool& ready_flag,
     122                 :         bool& cancel_flag) noexcept;
     123                 : 
     124                 :     friend struct epoll_op;
     125                 :     friend struct epoll_connect_op;
     126                 : };
     127                 : 
     128                 : } // namespace boost::corosio::detail
     129                 : 
     130                 : #endif // BOOST_COROSIO_HAS_EPOLL
     131                 : 
     132                 : #endif // BOOST_COROSIO_NATIVE_DETAIL_EPOLL_EPOLL_SOCKET_HPP
        

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