Initial Commit

2025-11-06 15:51:56 +01:00
commit 0f7191ad54
648 changed files with 170981 additions and 0 deletions
--- a/include/asio/detail/initiate_dispatch.hpp
+++ b/include/asio/detail/initiate_dispatch.hpp
@@ -0,0 +1,193 @@
+//
+// detail/initiate_dispatch.hpp
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2025 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)
+//
+
+#ifndef ASIO_DETAIL_INITIATE_DISPATCH_HPP
+#define ASIO_DETAIL_INITIATE_DISPATCH_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include "asio/detail/config.hpp"
+#include "asio/associated_allocator.hpp"
+#include "asio/associated_executor.hpp"
+#include "asio/detail/work_dispatcher.hpp"
+#include "asio/execution/allocator.hpp"
+#include "asio/execution/blocking.hpp"
+#include "asio/prefer.hpp"
+
+#include "asio/detail/push_options.hpp"
+
+namespace asio {
+namespace detail {
+
+class initiate_dispatch
+{
+public:
+  template <typename CompletionHandler>
+  void operator()(CompletionHandler&& handler,
+      enable_if_t<
+        execution::is_executor<
+          associated_executor_t<decay_t<CompletionHandler>>
+        >::value
+      >* = 0) const
+  {
+    associated_executor_t<decay_t<CompletionHandler>> ex(
+        (get_associated_executor)(handler));
+
+    associated_allocator_t<decay_t<CompletionHandler>> alloc(
+        (get_associated_allocator)(handler));
+
+    asio::prefer(ex, execution::allocator(alloc)).execute(
+        asio::detail::bind_handler(
+          static_cast<CompletionHandler&&>(handler)));
+  }
+
+  template <typename CompletionHandler>
+  void operator()(CompletionHandler&& handler,
+      enable_if_t<
+        !execution::is_executor<
+          associated_executor_t<decay_t<CompletionHandler>>
+        >::value
+      >* = 0) const
+  {
+    associated_executor_t<decay_t<CompletionHandler>> ex(
+        (get_associated_executor)(handler));
+
+    associated_allocator_t<decay_t<CompletionHandler>> alloc(
+        (get_associated_allocator)(handler));
+
+    ex.dispatch(asio::detail::bind_handler(
+          static_cast<CompletionHandler&&>(handler)), alloc);
+  }
+};
+
+template <typename Executor>
+class initiate_dispatch_with_executor
+{
+public:
+  typedef Executor executor_type;
+
+  explicit initiate_dispatch_with_executor(const Executor& ex)
+    : ex_(ex)
+  {
+  }
+
+  executor_type get_executor() const noexcept
+  {
+    return ex_;
+  }
+
+  template <typename CompletionHandler>
+  void operator()(CompletionHandler&& handler,
+      enable_if_t<
+        execution::is_executor<
+          conditional_t<true, executor_type, CompletionHandler>
+        >::value
+      >* = 0,
+      enable_if_t<
+        !detail::is_work_dispatcher_required<
+          decay_t<CompletionHandler>,
+          Executor
+        >::value
+      >* = 0) const
+  {
+    associated_allocator_t<decay_t<CompletionHandler>> alloc(
+        (get_associated_allocator)(handler));
+
+    asio::prefer(ex_, execution::allocator(alloc)).execute(
+        asio::detail::bind_handler(
+          static_cast<CompletionHandler&&>(handler)));
+  }
+
+  template <typename CompletionHandler>
+  void operator()(CompletionHandler&& handler,
+      enable_if_t<
+        execution::is_executor<
+          conditional_t<true, executor_type, CompletionHandler>
+        >::value
+      >* = 0,
+      enable_if_t<
+        detail::is_work_dispatcher_required<
+          decay_t<CompletionHandler>,
+          Executor
+        >::value
+      >* = 0) const
+  {
+    typedef decay_t<CompletionHandler> handler_t;
+
+    typedef associated_executor_t<handler_t, Executor> handler_ex_t;
+    handler_ex_t handler_ex((get_associated_executor)(handler, ex_));
+
+    associated_allocator_t<handler_t> alloc(
+        (get_associated_allocator)(handler));
+
+    asio::prefer(ex_, execution::allocator(alloc)).execute(
+        detail::work_dispatcher<handler_t, handler_ex_t>(
+          static_cast<CompletionHandler&&>(handler), handler_ex));
+  }
+
+  template <typename CompletionHandler>
+  void operator()(CompletionHandler&& handler,
+      enable_if_t<
+        !execution::is_executor<
+          conditional_t<true, executor_type, CompletionHandler>
+        >::value
+      >* = 0,
+      enable_if_t<
+        !detail::is_work_dispatcher_required<
+          decay_t<CompletionHandler>,
+          Executor
+        >::value
+      >* = 0) const
+  {
+    associated_allocator_t<decay_t<CompletionHandler>> alloc(
+        (get_associated_allocator)(handler));
+
+    ex_.dispatch(asio::detail::bind_handler(
+          static_cast<CompletionHandler&&>(handler)), alloc);
+  }
+
+  template <typename CompletionHandler>
+  void operator()(CompletionHandler&& handler,
+      enable_if_t<
+        !execution::is_executor<
+          conditional_t<true, executor_type, CompletionHandler>
+        >::value
+      >* = 0,
+      enable_if_t<
+        detail::is_work_dispatcher_required<
+          decay_t<CompletionHandler>,
+          Executor
+        >::value
+      >* = 0) const
+  {
+    typedef decay_t<CompletionHandler> handler_t;
+
+    typedef associated_executor_t<handler_t, Executor> handler_ex_t;
+    handler_ex_t handler_ex((get_associated_executor)(handler, ex_));
+
+    associated_allocator_t<handler_t> alloc(
+        (get_associated_allocator)(handler));
+
+    ex_.dispatch(detail::work_dispatcher<handler_t, handler_ex_t>(
+          static_cast<CompletionHandler&&>(handler), handler_ex), alloc);
+  }
+
+private:
+  Executor ex_;
+};
+
+} // namespace detail
+} // namespace asio
+
+#include "asio/detail/pop_options.hpp"
+
+#endif // ASIO_DETAIL_INITIATE_DISPATCH_HPP