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Diffstat (limited to '3rdParty/Boost/src/boost/asio/detail/handler_alloc_helpers.hpp')
-rw-r--r--3rdParty/Boost/src/boost/asio/detail/handler_alloc_helpers.hpp238
1 files changed, 31 insertions, 207 deletions
diff --git a/3rdParty/Boost/src/boost/asio/detail/handler_alloc_helpers.hpp b/3rdParty/Boost/src/boost/asio/detail/handler_alloc_helpers.hpp
index d385972..00d4c02 100644
--- a/3rdParty/Boost/src/boost/asio/detail/handler_alloc_helpers.hpp
+++ b/3rdParty/Boost/src/boost/asio/detail/handler_alloc_helpers.hpp
@@ -1,6 +1,6 @@
//
-// handler_alloc_helpers.hpp
-// ~~~~~~~~~~~~~~~~~~~~~~~~~
+// detail/handler_alloc_helpers.hpp
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2010 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
@@ -15,15 +15,13 @@
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
-#include <boost/asio/detail/push_options.hpp>
-
-#include <boost/asio/detail/push_options.hpp>
+#include <boost/asio/detail/config.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/utility/addressof.hpp>
-#include <boost/asio/detail/pop_options.hpp>
-
-#include <boost/asio/handler_alloc_hook.hpp>
#include <boost/asio/detail/noncopyable.hpp>
+#include <boost/asio/handler_alloc_hook.hpp>
+
+#include <boost/asio/detail/push_options.hpp>
// Calls to asio_handler_allocate and asio_handler_deallocate must be made from
// a namespace that does not contain any overloads of these functions. The
@@ -56,205 +54,31 @@ inline void deallocate(void* p, std::size_t s, Handler& h)
} // namespace boost_asio_handler_alloc_helpers
-namespace boost {
-namespace asio {
-namespace detail {
-
-// Traits for handler allocation.
-template <typename Handler, typename Object>
-struct handler_alloc_traits
-{
- typedef Handler handler_type;
- typedef Object value_type;
- typedef Object* pointer_type;
- BOOST_STATIC_CONSTANT(std::size_t, value_size = sizeof(Object));
-};
-
-template <typename Alloc_Traits>
-class handler_ptr;
-
-// Helper class to provide RAII on uninitialised handler memory.
-template <typename Alloc_Traits>
-class raw_handler_ptr
- : private noncopyable
-{
-public:
- typedef typename Alloc_Traits::handler_type handler_type;
- typedef typename Alloc_Traits::value_type value_type;
- typedef typename Alloc_Traits::pointer_type pointer_type;
- BOOST_STATIC_CONSTANT(std::size_t, value_size = Alloc_Traits::value_size);
-
- // Constructor allocates the memory.
- raw_handler_ptr(handler_type& handler)
- : handler_(handler),
- pointer_(static_cast<pointer_type>(
- boost_asio_handler_alloc_helpers::allocate(value_size, handler_)))
- {
- }
-
- // Destructor automatically deallocates memory, unless it has been stolen by
- // a handler_ptr object.
- ~raw_handler_ptr()
- {
- if (pointer_)
- boost_asio_handler_alloc_helpers::deallocate(
- pointer_, value_size, handler_);
- }
-
-private:
- friend class handler_ptr<Alloc_Traits>;
- handler_type& handler_;
- pointer_type pointer_;
-};
-
-// Helper class to provide RAII on uninitialised handler memory.
-template <typename Alloc_Traits>
-class handler_ptr
- : private noncopyable
-{
-public:
- typedef typename Alloc_Traits::handler_type handler_type;
- typedef typename Alloc_Traits::value_type value_type;
- typedef typename Alloc_Traits::pointer_type pointer_type;
- BOOST_STATIC_CONSTANT(std::size_t, value_size = Alloc_Traits::value_size);
- typedef raw_handler_ptr<Alloc_Traits> raw_ptr_type;
-
- // Take ownership of existing memory.
- handler_ptr(handler_type& handler, pointer_type pointer)
- : handler_(handler),
- pointer_(pointer)
- {
- }
-
- // Construct object in raw memory and take ownership if construction succeeds.
- handler_ptr(raw_ptr_type& raw_ptr)
- : handler_(raw_ptr.handler_),
- pointer_(new (raw_ptr.pointer_) value_type)
- {
- raw_ptr.pointer_ = 0;
- }
-
- // Construct object in raw memory and take ownership if construction succeeds.
- template <typename Arg1>
- handler_ptr(raw_ptr_type& raw_ptr, Arg1& a1)
- : handler_(raw_ptr.handler_),
- pointer_(new (raw_ptr.pointer_) value_type(a1))
- {
- raw_ptr.pointer_ = 0;
- }
-
- // Construct object in raw memory and take ownership if construction succeeds.
- template <typename Arg1, typename Arg2>
- handler_ptr(raw_ptr_type& raw_ptr, Arg1& a1, Arg2& a2)
- : handler_(raw_ptr.handler_),
- pointer_(new (raw_ptr.pointer_) value_type(a1, a2))
- {
- raw_ptr.pointer_ = 0;
- }
-
- // Construct object in raw memory and take ownership if construction succeeds.
- template <typename Arg1, typename Arg2, typename Arg3>
- handler_ptr(raw_ptr_type& raw_ptr, Arg1& a1, Arg2& a2, Arg3& a3)
- : handler_(raw_ptr.handler_),
- pointer_(new (raw_ptr.pointer_) value_type(a1, a2, a3))
- {
- raw_ptr.pointer_ = 0;
- }
-
- // Construct object in raw memory and take ownership if construction succeeds.
- template <typename Arg1, typename Arg2, typename Arg3, typename Arg4>
- handler_ptr(raw_ptr_type& raw_ptr, Arg1& a1, Arg2& a2, Arg3& a3, Arg4& a4)
- : handler_(raw_ptr.handler_),
- pointer_(new (raw_ptr.pointer_) value_type(a1, a2, a3, a4))
- {
- raw_ptr.pointer_ = 0;
- }
-
- // Construct object in raw memory and take ownership if construction succeeds.
- template <typename Arg1, typename Arg2, typename Arg3, typename Arg4,
- typename Arg5>
- handler_ptr(raw_ptr_type& raw_ptr, Arg1& a1, Arg2& a2, Arg3& a3, Arg4& a4,
- Arg5& a5)
- : handler_(raw_ptr.handler_),
- pointer_(new (raw_ptr.pointer_) value_type(a1, a2, a3, a4, a5))
- {
- raw_ptr.pointer_ = 0;
- }
-
- // Construct object in raw memory and take ownership if construction succeeds.
- template <typename Arg1, typename Arg2, typename Arg3, typename Arg4,
- typename Arg5, typename Arg6>
- handler_ptr(raw_ptr_type& raw_ptr, Arg1& a1, Arg2& a2, Arg3& a3, Arg4& a4,
- Arg5& a5, Arg6& a6)
- : handler_(raw_ptr.handler_),
- pointer_(new (raw_ptr.pointer_) value_type(a1, a2, a3, a4, a5, a6))
- {
- raw_ptr.pointer_ = 0;
- }
-
- // Construct object in raw memory and take ownership if construction succeeds.
- template <typename Arg1, typename Arg2, typename Arg3, typename Arg4,
- typename Arg5, typename Arg6, typename Arg7>
- handler_ptr(raw_ptr_type& raw_ptr, Arg1& a1, Arg2& a2, Arg3& a3, Arg4& a4,
- Arg5& a5, Arg6& a6, Arg7& a7)
- : handler_(raw_ptr.handler_),
- pointer_(new (raw_ptr.pointer_) value_type(a1, a2, a3, a4, a5, a6, a7))
- {
- raw_ptr.pointer_ = 0;
- }
-
- // Construct object in raw memory and take ownership if construction succeeds.
- template <typename Arg1, typename Arg2, typename Arg3, typename Arg4,
- typename Arg5, typename Arg6, typename Arg7, typename Arg8>
- handler_ptr(raw_ptr_type& raw_ptr, Arg1& a1, Arg2& a2, Arg3& a3, Arg4& a4,
- Arg5& a5, Arg6& a6, Arg7& a7, Arg8& a8)
- : handler_(raw_ptr.handler_),
- pointer_(new (raw_ptr.pointer_) value_type(
- a1, a2, a3, a4, a5, a6, a7, a8))
- {
- raw_ptr.pointer_ = 0;
- }
-
- // Destructor automatically deallocates memory, unless it has been released.
- ~handler_ptr()
- {
- reset();
- }
-
- // Get the memory.
- pointer_type get() const
- {
- return pointer_;
- }
-
- // Release ownership of the memory.
- pointer_type release()
- {
- pointer_type tmp = pointer_;
- pointer_ = 0;
- return tmp;
- }
-
- // Explicitly destroy and deallocate the memory.
- void reset()
- {
- if (pointer_)
- {
- pointer_->value_type::~value_type();
- boost_asio_handler_alloc_helpers::deallocate(
- pointer_, value_size, handler_);
- pointer_ = 0;
- }
- }
-
-private:
- handler_type& handler_;
- pointer_type pointer_;
-};
-
-} // namespace detail
-} // namespace asio
-} // namespace boost
+#define BOOST_ASIO_DEFINE_HANDLER_PTR(op) \
+ struct ptr \
+ { \
+ Handler* h; \
+ void* v; \
+ op* p; \
+ ~ptr() \
+ { \
+ reset(); \
+ } \
+ void reset() \
+ { \
+ if (p) \
+ { \
+ p->~op(); \
+ p = 0; \
+ } \
+ if (v) \
+ { \
+ boost_asio_handler_alloc_helpers::deallocate(v, sizeof(op), *h); \
+ v = 0; \
+ } \
+ } \
+ } \
+ /**/
#include <boost/asio/detail/pop_options.hpp>