projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | |
| 2 | // Copyright Oliver Kowalke 2014. | |
| 3 | // Distributed under the Boost Software License, Version 1.0. | |
| 4 | // (See accompanying file LICENSE_1_0.txt or copy at | |
| 5 | // http://www.boost.org/LICENSE_1_0.txt) | |
| 6 | ||
| 7 | #ifndef BOOST_COROUTINES2_DETAIL_PULL_CONTROL_BLOCK_HPP | |
| 8 | #define BOOST_COROUTINES2_DETAIL_PULL_CONTROL_BLOCK_HPP | |
| 9 | ||
| 10 | #include <exception> | |
| 11 | #include <functional> | |
| 12 | #include <type_traits> | |
| 13 | ||
| 14 | #include <boost/config.hpp> | |
| 15 | #include <boost/context/execution_context.hpp> | |
| 16 | ||
| 17 | #include <boost/coroutine2/detail/state.hpp> | |
| 18 | ||
| 19 | #ifdef BOOST_HAS_ABI_HEADERS | |
| 20 | # include BOOST_ABI_PREFIX | |
| 21 | #endif | |
| 22 | ||
| 23 | namespace boost { | |
| 24 | namespace coroutines2 { | |
| 25 | namespace detail { | |
| 26 | ||
| 27 | template< typename T > | |
| 28 | struct pull_coroutine< T >::control_block { | |
| 29 | boost::context::execution_context ctx; | |
| 30 | typename push_coroutine< T >::control_block * other; | |
| 31 | state_t state; | |
| 32 | std::exception_ptr except; | |
| 33 | bool bvalid; | |
| 34 | typename std::aligned_storage< sizeof( T), alignof( T) >::type storage; | |
| 35 | ||
| 36 | static void destroy( control_block * cb) noexcept; | |
| 37 | ||
| 38 | template< typename StackAllocator, typename Fn > | |
| 39 | control_block( context::preallocated, StackAllocator, Fn &&); | |
| 40 | ||
| 41 | control_block( typename push_coroutine< T >::control_block *, boost::context::execution_context const&) noexcept; | |
| 42 | ||
| 43 | ~control_block() noexcept; | |
| 44 | ||
| 45 | control_block( control_block &) = delete; | |
| 46 | control_block & operator=( control_block &) = delete; | |
| 47 | ||
| 48 | void deallocate() noexcept; | |
| 49 | ||
| 50 | void resume(); | |
| 51 | ||
| 52 | void set( T *); | |
| 53 | ||
| 54 | T & get() noexcept; | |
| 55 | ||
| 56 | bool valid() const noexcept; | |
| 57 | }; | |
| 58 | ||
| 59 | template< typename T > | |
| 60 | struct pull_coroutine< T & >::control_block { | |
| 61 | boost::context::execution_context ctx; | |
| 62 | typename push_coroutine< T & >::control_block * other; | |
| 63 | state_t state; | |
| 64 | std::exception_ptr except; | |
| 65 | T * t; | |
| 66 | ||
| 67 | static void destroy( control_block * cb) noexcept; | |
| 68 | ||
| 69 | template< typename StackAllocator, typename Fn > | |
| 70 | control_block( context::preallocated, StackAllocator, Fn &&); | |
| 71 | ||
| 72 | control_block( typename push_coroutine< T & >::control_block *, boost::context::execution_context const&) noexcept; | |
| 73 | ||
| 74 | ~control_block() noexcept; | |
| 75 | ||
| 76 | control_block( control_block &) = delete; | |
| 77 | control_block & operator=( control_block &) = delete; | |
| 78 | ||
| 79 | void deallocate() noexcept; | |
| 80 | ||
| 81 | void resume(); | |
| 82 | ||
| 83 | T & get() noexcept; | |
| 84 | ||
| 85 | bool valid() const noexcept; | |
| 86 | }; | |
| 87 | ||
| 88 | struct pull_coroutine< void >::control_block { | |
| 89 | boost::context::execution_context ctx; | |
| 90 | push_coroutine< void >::control_block * other; | |
| 91 | state_t state; | |
| 92 | std::exception_ptr except; | |
| 93 | ||
| 94 | static void destroy( control_block * cb) noexcept; | |
| 95 | ||
| 96 | template< typename StackAllocator, typename Fn > | |
| 97 | control_block( context::preallocated, StackAllocator, Fn &&); | |
| 98 | ||
| 99 | control_block( push_coroutine< void >::control_block *, boost::context::execution_context const&) noexcept; | |
| 100 | ||
| 101 | ~control_block() noexcept; | |
| 102 | ||
| 103 | control_block( control_block &) = delete; | |
| 104 | control_block & operator=( control_block &) = delete; | |
| 105 | ||
| 106 | void deallocate() noexcept; | |
| 107 | ||
| 108 | void resume(); | |
| 109 | ||
| 110 | bool valid() const noexcept; | |
| 111 | }; | |
| 112 | ||
| 113 | }}} | |
| 114 | ||
| 115 | #ifdef BOOST_HAS_ABI_HEADERS | |
| 116 | # include BOOST_ABI_SUFFIX | |
| 117 | #endif | |
| 118 | ||
| 119 | #endif // BOOST_COROUTINES2_DETAIL_PULL_CONTROL_BLOCK_HPP |