libs/corosio/src/corosio/src/tcp_acceptor.cpp

88.6% Lines (31/35) 100.0% Functions (6/6) 68.8% Branches (11/16)

Line	Branch	Hits	Source Code
1			//
2			// Copyright (c) 2025 Vinnie Falco (vinnie dot falco at gmail dot com)
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/tcp_acceptor.hpp>
11			#include <boost/corosio/detail/platform.hpp>
12
13			#if BOOST_COROSIO_HAS_IOCP
14			#include "src/detail/iocp/sockets.hpp"
15			#else
16			// POSIX backends use the abstract acceptor_service interface
17			#include "src/detail/socket_service.hpp"
18			#endif
19
20			#include <boost/corosio/detail/except.hpp>
21
22			namespace boost::corosio {
23
24		119	tcp_acceptor::
25		119	~tcp_acceptor()
26			{
27		119	close();
28		119	}
29
30		117	tcp_acceptor::
31			tcp_acceptor(
32		117	capy::execution_context& ctx)
33		117	: io_object(ctx)
34			{
35		117	}
36
37			void
38		113	tcp_acceptor::
39			listen(endpoint ep, int backlog)
40			{
41	1/2 ✗ Branch 0 not taken. ✓ Branch 1 taken 113 times.	113	if (impl_)
42		✗	close();
43
44			#if BOOST_COROSIO_HAS_IOCP
45			auto& svc = ctx_->use_service<detail::win_sockets>();
46			auto& wrapper = svc.create_acceptor_impl();
47			impl_ = &wrapper;
48			std::error_code ec = svc.open_acceptor(
49			*wrapper.get_internal(), ep, backlog);
50			#else
51			// POSIX backends use abstract acceptor_service for runtime polymorphism.
52			// The concrete service (epoll_sockets or select_sockets) must be installed
53			// by the context constructor before any acceptor operations.
54		113	auto* svc = ctx_->find_service<detail::acceptor_service>();
55	1/2 ✗ Branch 0 not taken. ✓ Branch 1 taken 113 times.	113	if (!svc)
56		✗	detail::throw_logic_error("tcp_acceptor::listen: no acceptor service installed");
57	1/1 ✓ Branch 1 taken 113 times.	113	auto& wrapper = svc->create_acceptor_impl();
58		113	impl_ = &wrapper;
59	1/1 ✓ Branch 1 taken 113 times.	113	std::error_code ec = svc->open_acceptor(wrapper, ep, backlog);
60			#endif
61	2/2 ✓ Branch 1 taken 14 times. ✓ Branch 2 taken 99 times.	113	if (ec)
62			{
63	1/1 ✓ Branch 1 taken 14 times.	14	wrapper.release();
64		14	impl_ = nullptr;
65		14	detail::throw_system_error(ec, "tcp_acceptor::listen");
66			}
67		99	}
68
69			void
70		241	tcp_acceptor::
71			close()
72			{
73	2/2 ✓ Branch 0 taken 142 times. ✓ Branch 1 taken 99 times.	241	if (!impl_)
74		142	return;
75
76			// acceptor_impl has virtual release() method
77		99	impl_->release();
78		99	impl_ = nullptr;
79			}
80
81			void
82		2	tcp_acceptor::
83			cancel()
84			{
85	1/2 ✗ Branch 0 not taken. ✓ Branch 1 taken 2 times.	2	if (!impl_)
86		✗	return;
87			#if BOOST_COROSIO_HAS_IOCP
88			static_cast<detail::win_acceptor_impl*>(impl_)->get_internal()->cancel();
89			#else
90			// acceptor_impl has virtual cancel() method
91		2	get().cancel();
92			#endif
93			}
94
95			endpoint
96		14	tcp_acceptor::
97			local_endpoint() const noexcept
98			{
99	1/2 ✗ Branch 0 not taken. ✓ Branch 1 taken 14 times.	14	if (!impl_)
100		✗	return endpoint{};
101		14	return get().local_endpoint();
102			}
103
104			} // namespace boost::corosio
105