You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and dots ('.'), can be up to 35 characters long. Letters must be lowercase.
110 lines
3.9 KiB
110 lines
3.9 KiB
////////////////////////////////////////////////////////////////////////////// |
|
// |
|
// (C) Copyright Ion Gaztanaga 2005-2009. 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) |
|
// |
|
// See http://www.boost.org/libs/interprocess for documentation. |
|
// |
|
////////////////////////////////////////////////////////////////////////////// |
|
|
|
#ifndef BOOST_INTERPROCESS_DETAIL_NODE_POOL_HPP |
|
#define BOOST_INTERPROCESS_DETAIL_NODE_POOL_HPP |
|
|
|
#if (defined _MSC_VER) && (_MSC_VER >= 1200) |
|
# pragma once |
|
#endif |
|
|
|
#include <boost/interprocess/detail/config_begin.hpp> |
|
#include <boost/interprocess/detail/workaround.hpp> |
|
|
|
#include <boost/intrusive/slist.hpp> |
|
#include <boost/math/common_factor_ct.hpp> |
|
#include <boost/pointer_to_other.hpp> |
|
|
|
#include <boost/interprocess/detail/utilities.hpp> |
|
#include <boost/interprocess/allocators/detail/allocator_common.hpp> |
|
#include <boost/container/detail/node_pool_impl.hpp> |
|
#include <cstddef> |
|
|
|
|
|
//!\file |
|
//!Describes the real adaptive pool shared by many Interprocess adaptive pool allocators |
|
|
|
namespace boost { |
|
namespace interprocess { |
|
namespace ipcdetail { |
|
|
|
|
|
|
|
//!Pooled shared memory allocator using single segregated storage. Includes |
|
//!a reference count but the class does not delete itself, this is |
|
//!responsibility of user classes. Node size (NodeSize) and the number of |
|
//!nodes allocated per block (NodesPerBlock) are known at compile time |
|
template< class SegmentManager, std::size_t NodeSize, std::size_t NodesPerBlock > |
|
class private_node_pool |
|
//Inherit from the implementation to avoid template bloat |
|
: public boost::container::containers_detail:: |
|
private_node_pool_impl<typename SegmentManager::segment_manager_base_type> |
|
{ |
|
typedef boost::container::containers_detail::private_node_pool_impl |
|
<typename SegmentManager::segment_manager_base_type> base_t; |
|
//Non-copyable |
|
private_node_pool(); |
|
private_node_pool(const private_node_pool &); |
|
private_node_pool &operator=(const private_node_pool &); |
|
|
|
public: |
|
typedef SegmentManager segment_manager; |
|
typedef typename base_t::size_type size_type; |
|
|
|
static const size_type nodes_per_block = NodesPerBlock; |
|
//Deprecated, use nodes_per_block |
|
static const size_type nodes_per_chunk = NodesPerBlock; |
|
|
|
//!Constructor from a segment manager. Never throws |
|
private_node_pool(segment_manager *segment_mngr) |
|
: base_t(segment_mngr, NodeSize, NodesPerBlock) |
|
{} |
|
|
|
//!Returns the segment manager. Never throws |
|
segment_manager* get_segment_manager() const |
|
{ return static_cast<segment_manager*>(base_t::get_segment_manager_base()); } |
|
}; |
|
|
|
|
|
//!Pooled shared memory allocator using single segregated storage. Includes |
|
//!a reference count but the class does not delete itself, this is |
|
//!responsibility of user classes. Node size (NodeSize) and the number of |
|
//!nodes allocated per block (NodesPerBlock) are known at compile time |
|
//!Pooled shared memory allocator using adaptive pool. Includes |
|
//!a reference count but the class does not delete itself, this is |
|
//!responsibility of user classes. Node size (NodeSize) and the number of |
|
//!nodes allocated per block (NodesPerBlock) are known at compile time |
|
template< class SegmentManager |
|
, std::size_t NodeSize |
|
, std::size_t NodesPerBlock |
|
> |
|
class shared_node_pool |
|
: public ipcdetail::shared_pool_impl |
|
< private_node_pool |
|
<SegmentManager, NodeSize, NodesPerBlock> |
|
> |
|
{ |
|
typedef ipcdetail::shared_pool_impl |
|
< private_node_pool |
|
<SegmentManager, NodeSize, NodesPerBlock> |
|
> base_t; |
|
public: |
|
shared_node_pool(SegmentManager *segment_mgnr) |
|
: base_t(segment_mgnr) |
|
{} |
|
}; |
|
|
|
} //namespace ipcdetail { |
|
} //namespace interprocess { |
|
} //namespace boost { |
|
|
|
#include <boost/interprocess/detail/config_end.hpp> |
|
|
|
#endif //#ifndef BOOST_INTERPROCESS_DETAIL_NODE_POOL_HPP
|
|
|