src/corosio/src/local_stream_socket.cpp

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local_stream_socket.cpp

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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			#include <boost/corosio/native/detail/make_err.hpp>
18
19			#if BOOST_COROSIO_POSIX
20			#include <sys/ioctl.h>
21			#elif BOOST_COROSIO_HAS_IOCP
22			#include <boost/corosio/native/detail/iocp/win_windows.hpp>
23			#endif
24
25			namespace boost::corosio {
26
27		280x	local_stream_socket::~local_stream_socket()
28			{
29		280x	close();
30		280x	}
31
32		249x	local_stream_socket::local_stream_socket(capy::execution_context& ctx)
33	1/1 ✓ Branch 2 → 3 taken 249 times.	249x	: io_object(create_handle<detail::local_stream_service>(ctx))
34			{
35		249x	}
36
37			std::error_code
38		44x	local_stream_socket::open(local_stream proto) noexcept
39			{
40	1/2 ✗ Branch 3 → 4 not taken. ✓ Branch 3 → 5 taken 44 times.	44x	if (is_open())
41		✗	return {};
42		44x	return open_for_family(proto.family(), proto.type(), proto.protocol());
43			}
44
45			std::error_code
46		44x	local_stream_socket::open_for_family(
47			int family, int type, int protocol) noexcept
48			{
49		44x	auto& svc = static_cast<detail::local_stream_service&>(h_.service());
50		44x	std::error_code ec = svc.open_socket(
51		44x	static_cast<local_stream_socket::implementation&>(*h_.get()), family,
52			type, protocol);
53		44x	return ec;
54			}
55
56			void
57		299x	local_stream_socket::close() noexcept
58			{
59	2/2 ✓ Branch 3 → 4 taken 196 times. ✓ Branch 3 → 5 taken 103 times.	299x	if (!is_open())
60		196x	return;
61		103x	h_.service().close(h_);
62			}
63
64			void
65		9x	local_stream_socket::cancel() noexcept
66			{
67	2/2 ✓ Branch 3 → 4 taken 1 time. ✓ Branch 3 → 5 taken 8 times.	9x	if (!is_open())
68		1x	return;
69		8x	get().cancel();
70			}
71
72			std::error_code
73		5x	local_stream_socket::shutdown(shutdown_type what) noexcept
74			{
75	2/2 ✓ Branch 3 → 4 taken 1 time. ✓ Branch 3 → 5 taken 4 times.	5x	if (!is_open())
76		1x	return make_error_code(std::errc::bad_file_descriptor);
77		4x	return get().shutdown(what);
78			}
79
80			std::error_code
81		94x	local_stream_socket::assign(native_handle_type fd) noexcept
82			{
83		94x	auto& svc = static_cast<detail::local_stream_service&>(h_.service());
84		94x	std::error_code ec = svc.assign_socket(
85		94x	static_cast<local_stream_socket::implementation&>(*h_.get()), fd);
86		94x	return ec;
87			}
88
89			native_handle_type
90		10x	local_stream_socket::native_handle() const noexcept
91			{
92	2/2 ✓ Branch 3 → 4 taken 1 time. ✓ Branch 3 → 5 taken 9 times.	10x	if (!is_open())
93			#if BOOST_COROSIO_HAS_IOCP
94		1x	return ~native_handle_type(0);
95			#else
96			return -1;
97			#endif
98		9x	return get().native_handle();
99			}
100
101			native_handle_type
102		3x	local_stream_socket::release()
103			{
104	2/2 ✓ Branch 3 → 4 taken 1 time. ✓ Branch 3 → 6 taken 2 times.	3x	if (!is_open())
105		1x	detail::throw_system_error(
106		1x	make_error_code(std::errc::bad_file_descriptor),
107			"local_stream_socket::release");
108		2x	return get().release_socket();
109			}
110
111			std::size_t
112		4x	local_stream_socket::available() const
113			{
114	2/2 ✓ Branch 3 → 4 taken 1 time. ✓ Branch 3 → 6 taken 3 times.	4x	if (!is_open())
115		1x	detail::throw_system_error(
116		2x	make_error_code(std::errc::bad_file_descriptor),
117			"local_stream_socket::available");
118			#if BOOST_COROSIO_HAS_IOCP
119		3x	u_long value = 0;
120	3/3 ✓ Branch 7 → 8 taken 3 times. ✓ Branch 8 → 9 taken 1 time. ✓ Branch 8 → 12 taken 2 times.	3x	if (::ioctlsocket(static_cast<SOCKET>(native_handle()), FIONREAD, &value) !=
121			0)
122		1x	detail::throw_system_error(
123	1/1 ✓ Branch 9 → 10 taken 1 time.	2x	detail::make_err(static_cast<unsigned long>(::WSAGetLastError())),
124			"local_stream_socket::available");
125		2x	return static_cast<std::size_t>(value);
126			#else
127			int value = 0;
128			if (::ioctl(native_handle(), FIONREAD, &value) < 0)
129			detail::throw_system_error(
130			detail::make_err(errno), "local_stream_socket::available");
131			return static_cast<std::size_t>(value);
132			#endif
133			}
134
135			local_endpoint
136		3x	local_stream_socket::local_endpoint() const noexcept
137			{
138	2/2 ✓ Branch 3 → 4 taken 1 time. ✓ Branch 3 → 5 taken 2 times.	3x	if (!is_open())
139		1x	return corosio::local_endpoint{};
140		2x	return get().local_endpoint();
141			}
142
143			local_endpoint
144		3x	local_stream_socket::remote_endpoint() const noexcept
145			{
146	2/2 ✓ Branch 3 → 4 taken 1 time. ✓ Branch 3 → 5 taken 2 times.	3x	if (!is_open())
147		1x	return corosio::local_endpoint{};
148		2x	return get().remote_endpoint();
149			}
150
151			} // namespace boost::corosio
152
153			#endif // BOOST_COROSIO_POSIX \|\| BOOST_COROSIO_HAS_IOCP
154