Index/src / corosio / src / socket_option.cpp

src/corosio/src/socket_option.cpp

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src/corosio/src/socket_option.cpp
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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 #include <boost/corosio/socket_option.hpp>
11 #include <boost/corosio/native/native_socket_option.hpp>
12
13 #include <cstring>
14
15 namespace boost::corosio::socket_option {
16
17 // no_delay
18
19 42 int no_delay::level() noexcept { return native_socket_option::no_delay::level(); }
20 42 int no_delay::name() noexcept { return native_socket_option::no_delay::name(); }
21
22 // keep_alive
23
24 16 int keep_alive::level() noexcept { return native_socket_option::keep_alive::level(); }
25 16 int keep_alive::name() noexcept { return native_socket_option::keep_alive::name(); }
26
27 // v6_only
28
29 14 int v6_only::level() noexcept { return native_socket_option::v6_only::level(); }
30 14 int v6_only::name() noexcept { return native_socket_option::v6_only::name(); }
31
32 // reuse_address
33
34 135 int reuse_address::level() noexcept { return native_socket_option::reuse_address::level(); }
35 135 int reuse_address::name() noexcept { return native_socket_option::reuse_address::name(); }
36
37 // reuse_port
38
39 #ifdef SO_REUSEPORT
40 ✗ int reuse_port::level() noexcept { return native_socket_option::reuse_port::level(); }
41 ✗ int reuse_port::name() noexcept { return native_socket_option::reuse_port::name(); }
42 #else
43 int reuse_port::level() noexcept { return SOL_SOCKET; }
44 int reuse_port::name() noexcept { return -1; }
45 #endif
46
47 // receive_buffer_size
48
49 16 int receive_buffer_size::level() noexcept { return native_socket_option::receive_buffer_size::level(); }
50 16 int receive_buffer_size::name() noexcept { return native_socket_option::receive_buffer_size::name(); }
51
52 // send_buffer_size
53
54 8 int send_buffer_size::level() noexcept { return native_socket_option::send_buffer_size::level(); }
55 8 int send_buffer_size::name() noexcept { return native_socket_option::send_buffer_size::name(); }
56
57 // linger
58
59 16 linger::linger( bool enabled, int timeout ) noexcept
60 {
61 16 native_socket_option::linger native( enabled, timeout );
62 static_assert(
63 sizeof( native ) <= sizeof( storage_ ),
64 "platform linger exceeds socket_option::linger storage" );
65 16 std::memcpy( storage_, native.data(), native.size() );
66 16 }
67
68 bool
69 14 linger::enabled() const noexcept
70 {
71 14 native_socket_option::linger native;
72 14 std::memcpy( native.data(), storage_, native.size() );
73 14 return native.enabled();
74 }
75
76 void
77 2 linger::enabled( bool e ) noexcept
78 {
79 2 native_socket_option::linger native;
80 2 std::memcpy( native.data(), storage_, native.size() );
81 2 native.enabled( e );
82 2 std::memcpy( storage_, native.data(), native.size() );
83 2 }
84
85 int
86 12 linger::timeout() const noexcept
87 {
88 12 native_socket_option::linger native;
89 12 std::memcpy( native.data(), storage_, native.size() );
90 12 return native.timeout();
91 }
92
93 void
94 2 linger::timeout( int t ) noexcept
95 {
96 2 native_socket_option::linger native;
97 2 std::memcpy( native.data(), storage_, native.size() );
98 2 native.timeout( t );
99 2 std::memcpy( storage_, native.data(), native.size() );
100 2 }
101
102 28 int linger::level() noexcept { return native_socket_option::linger::level(); }
103 28 int linger::name() noexcept { return native_socket_option::linger::name(); }
104
105 std::size_t
106 28 linger::size() const noexcept
107 {
108 28 return native_socket_option::linger{}.size();
109 }
110
111 } // namespace boost::corosio::socket_option
112