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 <type_traits> | |
| 12 | ||
| 13 | #include <boost/config.hpp> | |
| 14 | #include <boost/context/execution_context.hpp> | |
| 15 | ||
| 16 | #include <boost/coroutine2/detail/state.hpp> | |
| 17 | ||
| 18 | #ifdef BOOST_HAS_ABI_HEADERS | |
| 19 | # include BOOST_ABI_PREFIX | |
| 20 | #endif | |
| 21 | ||
| 22 | namespace boost { | |
| 23 | namespace coroutines2 { | |
| 24 | namespace detail { | |
| 25 | ||
| 26 | template< typename T > | |
| 27 | struct pull_coroutine< T >::control_block { | |
| 28 | boost::context::execution_context< T * > ctx; | |
| 29 | typename push_coroutine< T >::control_block * other; | |
| 30 | state_t state; | |
| 31 | std::exception_ptr except; | |
| 32 | bool bvalid; | |
| 33 | typename std::aligned_storage< sizeof( T), alignof( T) >::type storage; | |
| 34 | ||
| 35 | static void destroy( control_block * cb) noexcept; | |
| 36 | ||
| 37 | template< typename StackAllocator, typename Fn > | |
| 38 | control_block( context::preallocated, StackAllocator, Fn &&); | |
| 39 | ||
| 40 | control_block( typename push_coroutine< T >::control_block *, boost::context::execution_context< T * > &) noexcept; | |
| 41 | ||
| 42 | ~control_block(); | |
| 43 | ||
| 44 | control_block( control_block &) = delete; | |
| 45 | control_block & operator=( control_block &) = delete; | |
| 46 | ||
| 47 | void deallocate() noexcept; | |
| 48 | ||
| 49 | void resume(); | |
| 50 | ||
| 51 | void set( T *); | |
| 52 | ||
| 53 | T & get() noexcept; | |
| 54 | ||
| 55 | bool valid() const noexcept; | |
| 56 | }; | |
| 57 | ||
| 58 | template< typename T > | |
| 59 | struct pull_coroutine< T & >::control_block { | |
| 60 | boost::context::execution_context< T * > ctx; | |
| 61 | typename push_coroutine< T & >::control_block * other; | |
| 62 | state_t state; | |
| 63 | std::exception_ptr except; | |
| 64 | T * t; | |
| 65 | ||
| 66 | static void destroy( control_block * cb) noexcept; | |
| 67 | ||
| 68 | template< typename StackAllocator, typename Fn > | |
| 69 | control_block( context::preallocated, StackAllocator, Fn &&); | |
| 70 | ||
| 71 | control_block( typename push_coroutine< T & >::control_block *, boost::context::execution_context< T * > &) noexcept; | |
| 72 | ||
| 73 | control_block( control_block &) = delete; | |
| 74 | control_block & operator=( control_block &) = delete; | |
| 75 | ||
| 76 | void deallocate() noexcept; | |
| 77 | ||
| 78 | void resume(); | |
| 79 | ||
| 80 | T & get() noexcept; | |
| 81 | ||
| 82 | bool valid() const noexcept; | |
| 83 | }; | |
| 84 | ||
| 85 | struct pull_coroutine< void >::control_block { | |
| 86 | boost::context::execution_context< void > ctx; | |
| 87 | push_coroutine< void >::control_block * other; | |
| 88 | state_t state; | |
| 89 | std::exception_ptr except; | |
| 90 | ||
| 91 | static void destroy( control_block * cb) noexcept; | |
| 92 | ||
| 93 | template< typename StackAllocator, typename Fn > | |
| 94 | control_block( context::preallocated, StackAllocator, Fn &&); | |
| 95 | ||
| 96 | control_block( push_coroutine< void >::control_block *, boost::context::execution_context< void > &) noexcept; | |
| 97 | ||
| 98 | control_block( control_block &) = delete; | |
| 99 | control_block & operator=( control_block &) = delete; | |
| 100 | ||
| 101 | void deallocate() noexcept; | |
| 102 | ||
| 103 | void resume(); | |
| 104 | ||
| 105 | bool valid() const noexcept; | |
| 106 | }; | |
| 107 | ||
| 108 | }}} | |
| 109 | ||
| 110 | #ifdef BOOST_HAS_ABI_HEADERS | |
| 111 | # include BOOST_ABI_SUFFIX | |
| 112 | #endif | |
| 113 | ||
| 114 | #endif // BOOST_COROUTINES2_DETAIL_PULL_CONTROL_BLOCK_HPP |