src/corosio/src/local_stream_socket.cpp

94.0% Lines (63/67) 100.0% List of functions (14/14)
local_stream_socket.cpp
f(x) Functions (14)
Line TLA Hits Source Code
1 //
2 // Copyright (c) 2026 Michael Vandeberg
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 #include <boost/corosio/detail/platform.hpp>
11
12 #if BOOST_COROSIO_POSIX || BOOST_COROSIO_HAS_IOCP
13
14 #include <boost/corosio/local_stream_socket.hpp>
15 #include <boost/corosio/detail/except.hpp>
16 #include <boost/corosio/detail/local_stream_service.hpp>
17
18 #if BOOST_COROSIO_POSIX
19 #include <sys/ioctl.h>
20 #elif BOOST_COROSIO_HAS_IOCP
21 #include <boost/corosio/native/detail/iocp/win_windows.hpp>
22 #endif
23
24 namespace boost::corosio {
25
26 130x local_stream_socket::~local_stream_socket()
27 {
28 130x close();
29 130x }
30
31 92x local_stream_socket::local_stream_socket(capy::execution_context& ctx)
32 92x : io_object(create_handle<detail::local_stream_service>(ctx))
33 {
34 92x }
35
36 void
37 38x local_stream_socket::open(local_stream proto)
38 {
39 38x if (is_open())
40 return;
41 38x open_for_family(proto.family(), proto.type(), proto.protocol());
42 }
43
44 void
45 38x local_stream_socket::open_for_family(int family, int type, int protocol)
46 {
47 38x auto& svc = static_cast<detail::local_stream_service&>(h_.service());
48 38x std::error_code ec = svc.open_socket(
49 38x static_cast<local_stream_socket::implementation&>(*h_.get()),
50 family, type, protocol);
51 38x if (ec)
52 detail::throw_system_error(ec, "local_stream_socket::open");
53 38x }
54
55 void
56 138x local_stream_socket::close()
57 {
58 138x if (!is_open())
59 46x return;
60 92x h_.service().close(h_);
61 }
62
63 void
64 4x local_stream_socket::cancel()
65 {
66 4x if (!is_open())
67 2x return;
68 2x get().cancel();
69 }
70
71 void
72 4x local_stream_socket::shutdown(shutdown_type what)
73 {
74 4x if (is_open())
75 {
76 // Best-effort: errors like ENOTCONN are expected and unhelpful
77 2x [[maybe_unused]] auto ec = get().shutdown(what);
78 }
79 4x }
80
81 void
82 4x local_stream_socket::shutdown(shutdown_type what, std::error_code& ec) noexcept
83 {
84 4x ec = {};
85 4x if (is_open())
86 2x ec = get().shutdown(what);
87 4x }
88
89 void
90 44x local_stream_socket::assign(native_handle_type fd)
91 {
92 44x if (is_open())
93 2x detail::throw_logic_error("assign: socket already open");
94 42x auto& svc = static_cast<detail::local_stream_service&>(h_.service());
95 42x std::error_code ec = svc.assign_socket(
96 42x static_cast<local_stream_socket::implementation&>(*h_.get()), fd);
97 42x if (ec)
98 2x detail::throw_system_error(ec, "local_stream_socket::assign");
99 40x }
100
101 native_handle_type
102 8x local_stream_socket::native_handle() const noexcept
103 {
104 8x if (!is_open())
105 #if BOOST_COROSIO_HAS_IOCP
106 return ~native_handle_type(0);
107 #else
108 2x return -1;
109 #endif
110 6x return get().native_handle();
111 }
112
113 native_handle_type
114 4x local_stream_socket::release()
115 {
116 4x if (!is_open())
117 2x detail::throw_logic_error("release: socket not open");
118 2x return get().release_socket();
119 }
120
121 std::size_t
122 6x local_stream_socket::available() const
123 {
124 6x if (!is_open())
125 2x detail::throw_logic_error("available: socket not open");
126 #if BOOST_COROSIO_HAS_IOCP
127 u_long value = 0;
128 if (::ioctlsocket(
129 static_cast<SOCKET>(native_handle()), FIONREAD, &value) != 0)
130 detail::throw_system_error(
131 std::error_code(::WSAGetLastError(), std::system_category()),
132 "local_stream_socket::available");
133 return static_cast<std::size_t>(value);
134 #else
135 4x int value = 0;
136 4x if (::ioctl(native_handle(), FIONREAD, &value) < 0)
137 detail::throw_system_error(
138 std::error_code(errno, std::system_category()),
139 "local_stream_socket::available");
140 4x return static_cast<std::size_t>(value);
141 #endif
142 }
143
144 local_endpoint
145 6x local_stream_socket::local_endpoint() const noexcept
146 {
147 6x if (!is_open())
148 2x return corosio::local_endpoint{};
149 4x return get().local_endpoint();
150 }
151
152 local_endpoint
153 6x local_stream_socket::remote_endpoint() const noexcept
154 {
155 6x if (!is_open())
156 2x return corosio::local_endpoint{};
157 4x return get().remote_endpoint();
158 }
159
160 } // namespace boost::corosio
161
162 #endif // BOOST_COROSIO_POSIX || BOOST_COROSIO_HAS_IOCP
163