Update contrib/restricted/boost/asio to 1.76.0

commit_hash:70275966d7095630fa8611592b60afc8771e65d8

12 files changed, 75 insertions, 38 deletions

diff --git a/contrib/restricted/boost/asio/include/boost/asio/buffer.hpp b/contrib/restricted/boost/asio/include/boost/asio/buffer.hpp
index 59418f26228..409a6689092 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/buffer.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/buffer.hpp
@@ -2,7 +2,7 @@
 // buffer.hpp
 // ~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@@ -387,9 +387,9 @@ private:
 /// Get an iterator to the first element in a buffer sequence.
 template <typename MutableBuffer>
 inline const mutable_buffer* buffer_sequence_begin(const MutableBuffer& b,
-    typename enable_if<
+    typename constraint<
       is_convertible<const MutableBuffer*, const mutable_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT
+    >::type = 0) BOOST_ASIO_NOEXCEPT
 {
   return static_cast<const mutable_buffer*>(detail::addressof(b));
 }
@@ -397,9 +397,9 @@ inline const mutable_buffer* buffer_sequence_begin(const MutableBuffer& b,
 /// Get an iterator to the first element in a buffer sequence.
 template <typename ConstBuffer>
 inline const const_buffer* buffer_sequence_begin(const ConstBuffer& b,
-    typename enable_if<
+    typename constraint<
       is_convertible<const ConstBuffer*, const const_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT
+    >::type = 0) BOOST_ASIO_NOEXCEPT
 {
   return static_cast<const const_buffer*>(detail::addressof(b));
 }
@@ -409,10 +409,10 @@ inline const const_buffer* buffer_sequence_begin(const ConstBuffer& b,
 /// Get an iterator to the first element in a buffer sequence.
 template <typename C>
 inline auto buffer_sequence_begin(C& c,
-    typename enable_if<
+    typename constraint<
       !is_convertible<const C*, const mutable_buffer*>::value
         && !is_convertible<const C*, const const_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT -> decltype(c.begin())
+    >::type = 0) BOOST_ASIO_NOEXCEPT -> decltype(c.begin())
 {
   return c.begin();
 }
@@ -420,10 +420,10 @@ inline auto buffer_sequence_begin(C& c,
 /// Get an iterator to the first element in a buffer sequence.
 template <typename C>
 inline auto buffer_sequence_begin(const C& c,
-    typename enable_if<
+    typename constraint<
       !is_convertible<const C*, const mutable_buffer*>::value
         && !is_convertible<const C*, const const_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT -> decltype(c.begin())
+    >::type = 0) BOOST_ASIO_NOEXCEPT -> decltype(c.begin())
 {
   return c.begin();
 }
@@ -432,20 +432,20 @@ inline auto buffer_sequence_begin(const C& c,
 
 template <typename C>
 inline typename C::iterator buffer_sequence_begin(C& c,
-    typename enable_if<
+    typename constraint<
       !is_convertible<const C*, const mutable_buffer*>::value
         && !is_convertible<const C*, const const_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT
+    >::type = 0) BOOST_ASIO_NOEXCEPT
 {
   return c.begin();
 }
 
 template <typename C>
 inline typename C::const_iterator buffer_sequence_begin(const C& c,
-    typename enable_if<
+    typename constraint<
       !is_convertible<const C*, const mutable_buffer*>::value
         && !is_convertible<const C*, const const_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT
+    >::type = 0) BOOST_ASIO_NOEXCEPT
 {
   return c.begin();
 }
@@ -464,9 +464,9 @@ inline typename C::const_iterator buffer_sequence_begin(const C& c,
 /// Get an iterator to one past the end element in a buffer sequence.
 template <typename MutableBuffer>
 inline const mutable_buffer* buffer_sequence_end(const MutableBuffer& b,
-    typename enable_if<
+    typename constraint<
       is_convertible<const MutableBuffer*, const mutable_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT
+    >::type = 0) BOOST_ASIO_NOEXCEPT
 {
   return static_cast<const mutable_buffer*>(detail::addressof(b)) + 1;
 }
@@ -474,9 +474,9 @@ inline const mutable_buffer* buffer_sequence_end(const MutableBuffer& b,
 /// Get an iterator to one past the end element in a buffer sequence.
 template <typename ConstBuffer>
 inline const const_buffer* buffer_sequence_end(const ConstBuffer& b,
-    typename enable_if<
+    typename constraint<
       is_convertible<const ConstBuffer*, const const_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT
+    >::type = 0) BOOST_ASIO_NOEXCEPT
 {
   return static_cast<const const_buffer*>(detail::addressof(b)) + 1;
 }
@@ -486,10 +486,10 @@ inline const const_buffer* buffer_sequence_end(const ConstBuffer& b,
 /// Get an iterator to one past the end element in a buffer sequence.
 template <typename C>
 inline auto buffer_sequence_end(C& c,
-    typename enable_if<
+    typename constraint<
       !is_convertible<const C*, const mutable_buffer*>::value
         && !is_convertible<const C*, const const_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT -> decltype(c.end())
+    >::type = 0) BOOST_ASIO_NOEXCEPT -> decltype(c.end())
 {
   return c.end();
 }
@@ -497,10 +497,10 @@ inline auto buffer_sequence_end(C& c,
 /// Get an iterator to one past the end element in a buffer sequence.
 template <typename C>
 inline auto buffer_sequence_end(const C& c,
-    typename enable_if<
+    typename constraint<
       !is_convertible<const C*, const mutable_buffer*>::value
         && !is_convertible<const C*, const const_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT -> decltype(c.end())
+    >::type = 0) BOOST_ASIO_NOEXCEPT -> decltype(c.end())
 {
   return c.end();
 }
@@ -509,20 +509,20 @@ inline auto buffer_sequence_end(const C& c,
 
 template <typename C>
 inline typename C::iterator buffer_sequence_end(C& c,
-    typename enable_if<
+    typename constraint<
       !is_convertible<const C*, const mutable_buffer*>::value
         && !is_convertible<const C*, const const_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT
+    >::type = 0) BOOST_ASIO_NOEXCEPT
 {
   return c.end();
 }
 
 template <typename C>
 inline typename C::const_iterator buffer_sequence_end(const C& c,
-    typename enable_if<
+    typename constraint<
       !is_convertible<const C*, const mutable_buffer*>::value
         && !is_convertible<const C*, const const_buffer*>::value
-    >::type* = 0) BOOST_ASIO_NOEXCEPT
+    >::type = 0) BOOST_ASIO_NOEXCEPT
 {
   return c.end();
 }
diff --git a/contrib/restricted/boost/asio/include/boost/asio/detail/array_fwd.hpp b/contrib/restricted/boost/asio/include/boost/asio/detail/array_fwd.hpp
index ac2dd3ff7ec..3ba0b2675c5 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/detail/array_fwd.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/detail/array_fwd.hpp
@@ -2,7 +2,7 @@
 // detail/array_fwd.hpp
 // ~~~~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/contrib/restricted/boost/asio/include/boost/asio/detail/config.hpp b/contrib/restricted/boost/asio/include/boost/asio/detail/config.hpp
index 76158f6a2ea..6e1d19d34a8 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/detail/config.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/detail/config.hpp
@@ -2,7 +2,7 @@
 // detail/config.hpp
 // ~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@@ -401,7 +401,11 @@
 # if !defined(BOOST_ASIO_DISABLE_DEFAULT_FUNCTION_TEMPLATE_ARGUMENTS)
 #  if (__cplusplus >= 201103)
 #   define BOOST_ASIO_HAS_DEFAULT_FUNCTION_TEMPLATE_ARGUMENTS 1
-#  endif // (__cplusplus >= 201103)
+#  elif defined(BOOST_ASIO_MSVC)
+#   if (_MSC_VER >= 1900 && _MSVC_LANG >= 201103)
+#    define BOOST_ASIO_HAS_DEFAULT_FUNCTION_TEMPLATE_ARGUMENTS 1
+#   endif // (_MSC_VER >= 1900 && _MSVC_LANG >= 201103)
+#  endif // defined(BOOST_ASIO_MSVC)
 # endif // !defined(BOOST_ASIO_DISABLE_DEFAULT_FUNCTION_TEMPLATE_ARGUMENTS)
 #endif // !defined(BOOST_ASIO_HAS_DEFAULT_FUNCTION_TEMPLATE_ARGUMENTS)
 
@@ -1828,6 +1832,31 @@
 # endif // defined(_POSIX_VERSION)
 #endif // !defined(BOOST_ASIO_HAS_MSG_NOSIGNAL)
 
+// Standard library support for std::hash.
+#if !defined(BOOST_ASIO_HAS_STD_HASH)
+# if !defined(BOOST_ASIO_DISABLE_STD_HASH)
+#  if defined(__clang__)
+#   if defined(BOOST_ASIO_HAS_CLANG_LIBCXX)
+#    define BOOST_ASIO_HAS_STD_HASH 1
+#   elif (__cplusplus >= 201103)
+#    define BOOST_ASIO_HAS_STD_HASH 1
+#   endif // (__cplusplus >= 201103)
+#  endif // defined(__clang__)
+#  if defined(__GNUC__)
+#   if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 7)) || (__GNUC__ > 4)
+#    if (__cplusplus >= 201103) || defined(__GXX_EXPERIMENTAL_CXX0X__)
+#     define BOOST_ASIO_HAS_STD_HASH 1
+#    endif // (__cplusplus >= 201103) || defined(__GXX_EXPERIMENTAL_CXX0X__)
+#   endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 7)) || (__GNUC__ > 4)
+#  endif // defined(__GNUC__)
+#  if defined(BOOST_ASIO_MSVC)
+#   if (_MSC_VER >= 1700)
+#    define BOOST_ASIO_HAS_STD_HASH 1
+#   endif // (_MSC_VER >= 1700)
+#  endif // defined(BOOST_ASIO_MSVC)
+# endif // !defined(BOOST_ASIO_DISABLE_STD_HASH)
+#endif // !defined(BOOST_ASIO_HAS_STD_HASH)
+
 // Standard library support for snprintf.
 #if !defined(BOOST_ASIO_HAS_SNPRINTF)
 # if !defined(BOOST_ASIO_DISABLE_SNPRINTF)
diff --git a/contrib/restricted/boost/asio/include/boost/asio/detail/functional.hpp b/contrib/restricted/boost/asio/include/boost/asio/detail/functional.hpp
index 55657d9baeb..e2996f72118 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/detail/functional.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/detail/functional.hpp
@@ -2,7 +2,7 @@
 // detail/functional.hpp
 // ~~~~~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/contrib/restricted/boost/asio/include/boost/asio/detail/is_buffer_sequence.hpp b/contrib/restricted/boost/asio/include/boost/asio/detail/is_buffer_sequence.hpp
index efe067baed7..53d33ad445a 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/detail/is_buffer_sequence.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/detail/is_buffer_sequence.hpp
@@ -2,7 +2,7 @@
 // detail/is_buffer_sequence.hpp
 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/contrib/restricted/boost/asio/include/boost/asio/detail/memory.hpp b/contrib/restricted/boost/asio/include/boost/asio/detail/memory.hpp
index 438abceb673..2d2e3a6f8dc 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/detail/memory.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/detail/memory.hpp
@@ -2,7 +2,7 @@
 // detail/memory.hpp
 // ~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/contrib/restricted/boost/asio/include/boost/asio/detail/pop_options.hpp b/contrib/restricted/boost/asio/include/boost/asio/detail/pop_options.hpp
index 982c42e4fe4..5192967b76c 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/detail/pop_options.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/detail/pop_options.hpp
@@ -2,7 +2,7 @@
 // detail/pop_options.hpp
 // ~~~~~~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/contrib/restricted/boost/asio/include/boost/asio/detail/push_options.hpp b/contrib/restricted/boost/asio/include/boost/asio/detail/push_options.hpp
index 44c1d49e917..d658413223f 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/detail/push_options.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/detail/push_options.hpp
@@ -2,7 +2,7 @@
 // detail/push_options.hpp
 // ~~~~~~~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/contrib/restricted/boost/asio/include/boost/asio/detail/string_view.hpp b/contrib/restricted/boost/asio/include/boost/asio/detail/string_view.hpp
index 0d107fd68e3..868c92b6cfb 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/detail/string_view.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/detail/string_view.hpp
@@ -2,7 +2,7 @@
 // detail/string_view.hpp
 // ~~~~~~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/contrib/restricted/boost/asio/include/boost/asio/detail/throw_exception.hpp b/contrib/restricted/boost/asio/include/boost/asio/detail/throw_exception.hpp
index df27ee685b8..2dae79b207a 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/detail/throw_exception.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/detail/throw_exception.hpp
@@ -2,7 +2,7 @@
 // detail/throw_exception.hpp
 // ~~~~~~~~~~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/contrib/restricted/boost/asio/include/boost/asio/detail/type_traits.hpp b/contrib/restricted/boost/asio/include/boost/asio/detail/type_traits.hpp
index ba1a4d1486d..e477d38043f 100644
--- a/contrib/restricted/boost/asio/include/boost/asio/detail/type_traits.hpp
+++ b/contrib/restricted/boost/asio/include/boost/asio/detail/type_traits.hpp
@@ -2,7 +2,7 @@
 // detail/type_traits.hpp
 // ~~~~~~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@@ -144,6 +144,14 @@ template <typename Head, typename... Tail> struct conjunction<Head, Tail...> :
 
 #endif // defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
 
+struct defaulted_constraint
+{
+  BOOST_ASIO_CONSTEXPR defaulted_constraint() {}
+};
+
+template <bool Condition, typename Type = int>
+struct constraint : enable_if<Condition, Type> {};
+
 } // namespace asio
 } // namespace boost
 
diff --git a/contrib/restricted/boost/asio/ya.make b/contrib/restricted/boost/asio/ya.make
index 850a648e470..170c2cb18b6 100644
--- a/contrib/restricted/boost/asio/ya.make
+++ b/contrib/restricted/boost/asio/ya.make
@@ -9,9 +9,9 @@ LICENSE(
 
 LICENSE_TEXTS(.yandex_meta/licenses.list.txt)
 
-VERSION(1.75.0)
+VERSION(1.76.0)
 
-ORIGINAL_SOURCE(https://github.com/boostorg/asio/archive/boost-1.75.0.tar.gz)
+ORIGINAL_SOURCE(https://github.com/boostorg/asio/archive/boost-1.76.0.tar.gz)
 
 PEERDIR(
     contrib/libs/openssl