Jeff Thompson | 86b6d64 | 2013-10-17 15:01:56 -0700 | [diff] [blame] | 1 | // (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com) |
| 2 | // (C) Copyright 2003-2007 Jonathan Turkanis |
| 3 | // Distributed under the Boost Software License, Version 1.0. (See accompanying |
| 4 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.) |
| 5 | |
| 6 | // See http://www.boost.org/libs/iostreams for documentation. |
| 7 | |
| 8 | #ifndef NDNBOOST_IOSTREAMS_DETAIL_BROKEN_OVERLOAD_RESOLUTION_STREAM_BUFFER_HPP_INCLUDED |
| 9 | #define NDNBOOST_IOSTREAMS_DETAIL_BROKEN_OVERLOAD_RESOLUTION_STREAM_BUFFER_HPP_INCLUDED |
| 10 | |
| 11 | #include <ndnboost/iostreams/detail/broken_overload_resolution/forward.hpp> |
| 12 | #include <ndnboost/throw_exception.hpp> |
| 13 | |
| 14 | namespace ndnboost { namespace iostreams { |
| 15 | |
| 16 | template< typename T, |
| 17 | typename Tr = |
| 18 | NDNBOOST_IOSTREAMS_CHAR_TRAITS( |
| 19 | NDNBOOST_DEDUCED_TYPENAME char_type_of<T>::type |
| 20 | ), |
| 21 | typename Alloc = |
| 22 | std::allocator< |
| 23 | NDNBOOST_DEDUCED_TYPENAME char_type_of<T>::type |
| 24 | >, |
| 25 | typename Mode = NDNBOOST_DEDUCED_TYPENAME mode_of<T>::type > |
| 26 | class stream_buffer |
| 27 | : public detail::stream_buffer_traits<T, Tr, Alloc, Mode>::type |
| 28 | { |
| 29 | private: |
| 30 | NDNBOOST_STATIC_ASSERT(( |
| 31 | is_convertible< |
| 32 | NDNBOOST_DEDUCED_TYPENAME iostreams::category_of<T>::type, Mode |
| 33 | >::value |
| 34 | )); |
| 35 | typedef typename |
| 36 | detail::stream_buffer_traits< |
| 37 | T, Tr, Alloc, Mode |
| 38 | >::type base_type; |
| 39 | public: |
| 40 | typedef typename char_type_of<T>::type char_type; |
| 41 | struct category |
| 42 | : Mode, |
| 43 | closable_tag, |
| 44 | streambuf_tag |
| 45 | { }; |
| 46 | NDNBOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(Tr) |
| 47 | stream_buffer() { } |
| 48 | ~stream_buffer() |
| 49 | { |
| 50 | try { |
| 51 | if (this->is_open() && this->auto_close()) |
| 52 | this->close(); |
| 53 | } catch (...) { } |
| 54 | } |
| 55 | template<typename U0> |
| 56 | stream_buffer(const U0& u0) |
| 57 | { |
| 58 | open_impl(detail::forward<T, U0>(), u0); |
| 59 | } |
| 60 | template<typename U0, typename U1> |
| 61 | stream_buffer(const U0& u0, const U1& u1) |
| 62 | { |
| 63 | open_impl(detail::forward<T, U0>(), u0, u1); |
| 64 | } |
| 65 | template<typename U0, typename U1, typename U2> |
| 66 | stream_buffer(const U0& u0, const U1& u1, const U2& u2) |
| 67 | { |
| 68 | open_impl(detail::forward<T, U0>(), u0, u1, u2); |
| 69 | } |
| 70 | #if !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------------// |
| 71 | template<typename U0> |
| 72 | stream_buffer(U0& u0) |
| 73 | { |
| 74 | open_impl(detail::forward<T, U0>(), u0); |
| 75 | } |
| 76 | template<typename U0, typename U1> |
| 77 | stream_buffer(U0& u0, const U1& u1) |
| 78 | { |
| 79 | open_impl(detail::forward<T, U0>(), u0, u1); |
| 80 | } |
| 81 | template<typename U0, typename U1, typename U2> |
| 82 | stream_buffer(U0& u0, const U1& u1, const U2& u2) |
| 83 | { |
| 84 | open_impl(detail::forward<T, U0>(), u0, u1, u2); |
| 85 | } |
| 86 | #endif // !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------// |
| 87 | template<typename U0> |
| 88 | void open(const U0& u0) |
| 89 | { |
| 90 | open_impl(detail::forward<T, U0>(), u0); |
| 91 | } |
| 92 | template<typename U0, typename U1> |
| 93 | void open(const U0& u0, const U1& u1) |
| 94 | { |
| 95 | open_impl(detail::forward<T, U0>(), u0, u1); |
| 96 | } |
| 97 | template<typename U0, typename U1, typename U2> |
| 98 | void open(const U0& u0, const U1& u1, const U2& u2) |
| 99 | { |
| 100 | open_impl(detail::forward<T, U0>(), u0, u1, u2); |
| 101 | } |
| 102 | #if !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------------// |
| 103 | template<typename U0> |
| 104 | void open(U0& u0) |
| 105 | { |
| 106 | open_impl(detail::forward<T, U0>(), u0); |
| 107 | } |
| 108 | template<typename U0, typename U1> |
| 109 | void open(U0& u0, const U1& u1) |
| 110 | { |
| 111 | open_impl(detail::forward<T, U0>(), u0, u1); |
| 112 | } |
| 113 | template<typename U0, typename U1, typename U2> |
| 114 | void open(U0& u0, const U1& u1, const U2& u2) |
| 115 | { |
| 116 | open_impl(detail::forward<T, U0>(), u0, u1, u2); |
| 117 | } |
| 118 | #endif // !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------// |
| 119 | T& operator*() { return *this->component(); } |
| 120 | T* operator->() { return this->component(); } |
| 121 | private: |
| 122 | template<typename U0> |
| 123 | void open_impl(mpl::false_, const U0& u0) |
| 124 | { |
| 125 | base_type::open(const_cast<U0&>(u0), -1, -1); |
| 126 | } |
| 127 | #if !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------------// |
| 128 | template<typename U0> |
| 129 | void open_impl(mpl::false_, U0& u0) |
| 130 | { |
| 131 | base_type::open(detail::wrap(u0), -1, -1); |
| 132 | } |
| 133 | #endif // !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------// |
| 134 | template<typename U0> |
| 135 | void open_impl(mpl::true_, const U0& u0) |
| 136 | { |
| 137 | base_type::open(T(const_cast<U0&>(u0)), -1, -1); |
| 138 | } |
| 139 | #if !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------------// |
| 140 | template<typename U0> |
| 141 | void open_impl(mpl::true_, U0& u0) |
| 142 | { |
| 143 | base_type::open(T(u0), -1, -1); |
| 144 | } |
| 145 | #endif // !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------// |
| 146 | template<typename U0, typename U1> |
| 147 | void open_impl(mpl::false_, const U0& u0, const U1& u1) |
| 148 | { |
| 149 | base_type::open(u0, u1, -1); |
| 150 | } |
| 151 | template<typename U0, typename U1> |
| 152 | void open_impl(mpl::true_, const U0& u0, const U1& u1) |
| 153 | { |
| 154 | base_type::open(T(const_cast<U0&>(u0), u1), -1, -1); |
| 155 | } |
| 156 | #if !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------------// |
| 157 | template<typename U0, typename U1> |
| 158 | void open_impl(mpl::true_, U0& u0, const U1& u1) |
| 159 | { |
| 160 | base_type::open(T(u0, u1), -1, -1); |
| 161 | } |
| 162 | #endif // !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------// |
| 163 | template<typename U0, typename U1, typename U2> |
| 164 | void open_impl(mpl::false_, const U0& u0, const U1& u1, const U2& u2) |
| 165 | { |
| 166 | base_type::open(u0, u1, u2); |
| 167 | } |
| 168 | template<typename U0, typename U1, typename U2> |
| 169 | void open_impl(mpl::true_, const U0& u0, const U1& u1, const U2& u2) |
| 170 | { |
| 171 | base_type::open(T(const_cast<U0&>(u0), u1, u2), -1, -1); |
| 172 | } |
| 173 | #if !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------------// |
| 174 | template<typename U0, typename U1, typename U2> |
| 175 | void open_impl(mpl::true_, U0& u0, const U1& u1, const U2& u2) |
| 176 | { |
| 177 | base_type::open(T(u0, u1, u2), -1, -1); |
| 178 | } |
| 179 | #endif // !NDNBOOST_WORKAROUND(NDNBOOST_MSVC, <= 1300) //---------------------------// |
| 180 | void check_open() |
| 181 | { |
| 182 | if (this->is_open()) |
| 183 | ndnboost::throw_exception(NDNBOOST_IOSTREAMS_FAILURE("already open")); |
| 184 | } |
| 185 | }; |
| 186 | |
| 187 | } } // End namespaces iostreams, boost. |
| 188 | |
| 189 | #endif // NDNBOOST_IOSTREAMS_DETAIL_BROKEN_OVERLOAD_RESOLUTION_STREAM_BUFFER_HPP_INCLUDED |