| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | // | ||
| 2 | // Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.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/http | ||
| 8 | // | ||
| 9 | |||
| 10 | // we need a pragma once for the circular includes required | ||
| 11 | // clangd's intellisense | ||
| 12 | #pragma once | ||
| 13 | |||
| 14 | #ifndef BOOST_HTTP_IMPL_PARSER_HPP | ||
| 15 | #define BOOST_HTTP_IMPL_PARSER_HPP | ||
| 16 | |||
| 17 | #include <boost/http/parser.hpp> | ||
| 18 | #include <boost/http/sink.hpp> | ||
| 19 | #include <boost/http/detail/type_traits.hpp> | ||
| 20 | |||
| 21 | namespace boost { | ||
| 22 | namespace http { | ||
| 23 | namespace detail { | ||
| 24 | |||
| 25 | // A wrapper that provides reference semantics for dynamic buffers | ||
| 26 | // while satisfying the dynamic_buffer concept | ||
| 27 | template<class DynamicBuffer> | ||
| 28 | class dynamic_buffer_ref | ||
| 29 | { | ||
| 30 | DynamicBuffer* p_; | ||
| 31 | |||
| 32 | public: | ||
| 33 | using const_buffers_type = typename DynamicBuffer::const_buffers_type; | ||
| 34 | using mutable_buffers_type = typename DynamicBuffer::mutable_buffers_type; | ||
| 35 | |||
| 36 | explicit | ||
| 37 | 372 | dynamic_buffer_ref(DynamicBuffer& b) noexcept | |
| 38 | 372 | : p_(&b) | |
| 39 | { | ||
| 40 | 372 | } | |
| 41 | |||
| 42 | std::size_t | ||
| 43 | 54726 | size() const noexcept | |
| 44 | { | ||
| 45 | 54726 | return p_->size(); | |
| 46 | } | ||
| 47 | |||
| 48 | std::size_t | ||
| 49 | 36569 | max_size() const noexcept | |
| 50 | { | ||
| 51 | 36569 | return p_->max_size(); | |
| 52 | } | ||
| 53 | |||
| 54 | std::size_t | ||
| 55 | 18157 | capacity() const noexcept | |
| 56 | { | ||
| 57 | 18157 | return p_->capacity(); | |
| 58 | } | ||
| 59 | |||
| 60 | const_buffers_type | ||
| 61 | 18411 | data() const noexcept | |
| 62 | { | ||
| 63 | 18411 | return p_->data(); | |
| 64 | } | ||
| 65 | |||
| 66 | mutable_buffers_type | ||
| 67 | 18411 | prepare(std::size_t n) | |
| 68 | { | ||
| 69 | 18411 | return p_->prepare(n); | |
| 70 | } | ||
| 71 | |||
| 72 | void | ||
| 73 | 18411 | commit(std::size_t n) | |
| 74 | { | ||
| 75 | 18411 | p_->commit(n); | |
| 76 | 18411 | } | |
| 77 | |||
| 78 | void | ||
| 79 | ✗ | consume(std::size_t n) | |
| 80 | { | ||
| 81 | ✗ | p_->consume(n); | |
| 82 | ✗ | } | |
| 83 | }; | ||
| 84 | |||
| 85 | } // detail | ||
| 86 | |||
| 87 | template<class ElasticBuffer> | ||
| 88 | typename std::enable_if< | ||
| 89 | ! detail::is_reference_wrapper< | ||
| 90 | ElasticBuffer>::value && | ||
| 91 | ! is_sink<ElasticBuffer>::value>::type | ||
| 92 | 11 | parser:: | |
| 93 | set_body( | ||
| 94 | ElasticBuffer&& eb) | ||
| 95 | { | ||
| 96 | // If this goes off it means you are trying | ||
| 97 | // to pass by lvalue reference. Use std::ref | ||
| 98 | // instead. | ||
| 99 | static_assert( | ||
| 100 | ! std::is_reference<ElasticBuffer>::value, | ||
| 101 | "Use std::ref instead of pass-by-reference"); | ||
| 102 | |||
| 103 | // Check ElasticBuffer type requirements | ||
| 104 | static_assert( | ||
| 105 | capy::is_dynamic_buffer<ElasticBuffer>::value, | ||
| 106 | "Type requirements not met."); | ||
| 107 | |||
| 108 | // body must not already be set | ||
| 109 |
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11 | if(is_body_set()) |
| 110 | ✗ | detail::throw_logic_error(); | |
| 111 | |||
| 112 | // headers must be complete | ||
| 113 |
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11 | if(! got_header()) |
| 114 | ✗ | detail::throw_logic_error(); | |
| 115 | |||
| 116 | 11 | auto& dyn = ws().emplace< | |
| 117 | capy::any_dynamic_buffer_impl<typename | ||
| 118 | std::decay<ElasticBuffer>::type, | ||
| 119 | 11 | buffers_N>>(std::forward<ElasticBuffer>(eb)); | |
| 120 | |||
| 121 | 11 | set_body_impl(dyn); | |
| 122 | 11 | } | |
| 123 | |||
| 124 | template<class ElasticBuffer> | ||
| 125 | void | ||
| 126 | 372 | parser:: | |
| 127 | set_body( | ||
| 128 | std::reference_wrapper<ElasticBuffer> eb) | ||
| 129 | { | ||
| 130 | // Check ElasticBuffer type requirements | ||
| 131 | static_assert( | ||
| 132 | capy::is_dynamic_buffer<ElasticBuffer>::value, | ||
| 133 | "Type requirements not met."); | ||
| 134 | |||
| 135 | // body must not already be set | ||
| 136 |
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372 | if(is_body_set()) |
| 137 | ✗ | detail::throw_logic_error(); | |
| 138 | |||
| 139 | // headers must be complete | ||
| 140 |
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372 | if(! got_header()) |
| 141 | ✗ | detail::throw_logic_error(); | |
| 142 | |||
| 143 | // Use dynamic_buffer_ref to provide reference semantics | ||
| 144 | 372 | auto& dyn = ws().emplace< | |
| 145 | capy::any_dynamic_buffer_impl< | ||
| 146 | detail::dynamic_buffer_ref<ElasticBuffer>, | ||
| 147 | 372 | buffers_N>>(eb.get()); | |
| 148 | |||
| 149 | 372 | set_body_impl(dyn); | |
| 150 | 372 | } | |
| 151 | |||
| 152 | template< | ||
| 153 | class Sink, | ||
| 154 | class... Args, | ||
| 155 | class> | ||
| 156 | Sink& | ||
| 157 | 372 | parser:: | |
| 158 | set_body(Args&&... args) | ||
| 159 | { | ||
| 160 | // body must not already be set | ||
| 161 |
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372 | if(is_body_set()) |
| 162 | ✗ | detail::throw_logic_error(); | |
| 163 | |||
| 164 | // headers must be complete | ||
| 165 |
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372 | if(! got_header()) |
| 166 | ✗ | detail::throw_logic_error(); | |
| 167 | |||
| 168 | 372 | auto& s = ws().emplace<Sink>( | |
| 169 | std::forward<Args>(args)...); | ||
| 170 | |||
| 171 | 372 | set_body_impl(s); | |
| 172 | 372 | return s; | |
| 173 | } | ||
| 174 | |||
| 175 | } // http | ||
| 176 | } // boost | ||
| 177 | |||
| 178 | #endif | ||
| 179 |