src/openssl/src/openssl_stream.cpp

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openssl_stream.cpp
f(x) Functions (14)
Line Branch TLA Hits Source Code
1 //
2 // Copyright (c) 2025 Vinnie Falco ([email protected])
3 // Copyright (c) 2026 Michael Vandeberg
4 // Copyright (c) 2026 Steve Gerbino
5 //
6 // Distributed under the Boost Software License, Version 1.0. (See accompanying
7 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
8 //
9 // Official repository: https://github.com/cppalliance/corosio
10 //
11
12 #include <boost/corosio/openssl_stream.hpp>
13 #include <boost/corosio/detail/config.hpp>
14
15 #include "detail/engine.hpp"
16 #include "src/tls/detail/engine_driver.hpp"
17
18 // The driver logic lives once in detail::engine_driver (see its
19 // header for the architecture); this TU only binds it to the OpenSSL
20 // engine and plumbs the public stream surface through.
21
22 namespace boost::corosio {
23
24 // Readable failure if the engine drifts from the driver's surface.
25 static_assert(detail::tls_engine<detail::openssl::engine>);
26
27 struct openssl_stream::implementation
28 : detail::engine_driver<detail::openssl::engine>
29 {
30 using engine_driver::engine_driver;
31 };
32
33 openssl_stream::implementation*
34 2091x openssl_stream::make_implementation(
35 capy::any_stream& stream, tls_context const& ctx)
36 {
37 // Session creation is deferred to handshake time (the engine's
38 // prepare hook builds it lazily), so a session setup failure
39 // surfaces through the handshake completion instead of leaving a
40 // null implementation behind.
41
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2091x return new implementation(stream, ctx);
42 }
43
44 4194x openssl_stream::~openssl_stream()
45 2097x {
46
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2097x delete impl_;
47 4194x }
48
49 12x openssl_stream::openssl_stream(openssl_stream&& other) noexcept
50 6x : stream_(std::move(other.stream_))
51 6x , impl_(other.impl_)
52 12x {
53 6x other.impl_ = nullptr;
54
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6x if (impl_)
55 6x impl_->rebind_stream(stream_);
56 12x }
57
58 openssl_stream&
59 1x openssl_stream::operator=(openssl_stream&& other) noexcept
60 {
61
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1x if (this != &other)
62 {
63
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1x delete impl_;
64 1x stream_ = std::move(other.stream_);
65 1x impl_ = other.impl_;
66 1x other.impl_ = nullptr;
67
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1x if (impl_)
68 1x impl_->rebind_stream(stream_);
69 1x }
70 1x return *this;
71 }
72
73 capy::io_task<std::size_t>
74
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278642x openssl_stream::do_read_some(
75 capy::detail::mutable_buffer_array<capy::detail::max_iovec_> buffers)
76 39806x {
77
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199030x co_return co_await impl_->do_read_some(buffers);
78 79612x }
79
80 capy::io_task<std::size_t>
81
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278362x openssl_stream::do_write_some(
82 capy::detail::const_buffer_array<capy::detail::max_iovec_> buffers)
83 39766x {
84
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198830x co_return co_await impl_->do_write_some(buffers);
85 79532x }
86
87 capy::io_task<>
88
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11298x openssl_stream::handshake(tls_role role)
89 1614x {
90
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8070x co_return co_await impl_->do_handshake(role);
91 3228x }
92
93 capy::io_task<>
94
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945x openssl_stream::shutdown()
95 135x {
96
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540x co_return co_await impl_->do_shutdown();
97 270x }
98
99 void
100 60x openssl_stream::reset()
101 {
102 60x impl_->reset();
103 60x }
104
105 void
106 15x openssl_stream::set_hostname(std::string_view hostname)
107 {
108 15x impl_->set_hostname(hostname);
109 15x }
110
111 std::string_view
112 1x openssl_stream::name() const noexcept
113 {
114
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1x return "openssl";
115 }
116
117 std::string_view
118 3x openssl_stream::alpn_protocol() const noexcept
119 {
120 3x return impl_->alpn_protocol();
121 }
122
123 } // namespace boost::corosio
124