--- /dev/null
+/*
+ This file is a part of libcds - Concurrent Data Structures library
+
+ (C) Copyright Maxim Khizhinsky (libcds.dev@gmail.com) 2006-2017
+
+ Source code repo: http://github.com/khizmax/libcds/
+ Download: http://sourceforge.net/projects/libcds/files/
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice, this
+ list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef CDSLIB_CONTAINER_DETAILS_FELDMAN_HASHSET_BASE_H
+#define CDSLIB_CONTAINER_DETAILS_FELDMAN_HASHSET_BASE_H
+
+#include <cds/intrusive/details/feldman_hashset_base.h>
+#include <cds/container/details/base.h>
+
+namespace cds { namespace container {
+ /// \p FeldmanHashSet related definitions
+ /** @ingroup cds_nonintrusive_helper
+ */
+ namespace feldman_hashset {
+ /// Hash accessor option
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::hash_accessor
+ */
+ template <typename Accessor>
+ using hash_accessor = cds::intrusive::feldman_hashset::hash_accessor< Accessor >;
+
+ /// Hash size option
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::hash_size
+ */
+ template <size_t Size>
+ using hash_size = cds::intrusive::feldman_hashset::hash_size< Size >;
+
+ /// Hash splitter
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::hash_splitter
+ */
+ template <typename Splitter>
+ using hash_splitter = cds::intrusive::feldman_hashset::hash_splitter< Splitter >;
+
+ /// \p FeldmanHashSet internal statistics, see cds::intrusive::feldman_hashset::stat
+ template <typename EventCounter = cds::atomicity::event_counter>
+ using stat = cds::intrusive::feldman_hashset::stat< EventCounter >;
+
+ /// \p FeldmanHashSet empty internal statistics
+ typedef cds::intrusive::feldman_hashset::empty_stat empty_stat;
+
+ /// Bit-wise memcmp-based comparator for hash value \p T
+ template <typename T>
+ using bitwise_compare = cds::intrusive::feldman_hashset::bitwise_compare< T >;
+
+ /// \p FeldmanHashSet level statistics
+ typedef cds::intrusive::feldman_hashset::level_statistics level_statistics;
+
+ /// \p FeldmanHashSet traits
+ struct traits
+ {
+ /// Mandatory functor to get hash value from data node
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::hash_accessor
+ */
+ typedef cds::opt::none hash_accessor;
+
+ /// The size of hash value in bytes
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::hash_size
+ */
+ static constexpr size_t const hash_size = 0;
+
+ /// Hash splitter
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::hash_splitter
+ */
+ typedef cds::opt::none hash_splitter;
+
+ /// Hash comparing functor
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::compare
+ */
+ typedef cds::opt::none compare;
+
+ /// Specifies binary predicate used for hash compare.
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::less
+ */
+ typedef cds::opt::none less;
+
+ /// Item counter
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::item_counter
+ */
+ typedef cds::atomicity::item_counter item_counter;
+
+ /// Item allocator
+ /**
+ Default is \ref CDS_DEFAULT_ALLOCATOR
+ */
+ typedef CDS_DEFAULT_ALLOCATOR allocator;
+
+ /// Array node allocator
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::node_allocator
+ */
+ typedef CDS_DEFAULT_ALLOCATOR node_allocator;
+
+ /// C++ memory ordering model
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::memory_model
+ */
+ typedef cds::opt::v::relaxed_ordering memory_model;
+
+ /// Back-off strategy
+ typedef cds::backoff::Default back_off;
+
+ /// Internal statistics
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::stat
+ */
+ typedef empty_stat stat;
+
+ /// RCU deadlock checking policy (only for \ref cds_container_FeldmanHashSet_rcu "RCU-based FeldmanHashSet")
+ /**
+ @copydetails cds::intrusive::feldman_hashset::traits::rcu_check_deadlock
+ */
+ typedef cds::opt::v::rcu_throw_deadlock rcu_check_deadlock;
+ };
+
+ /// Metafunction converting option list to \p feldman_hashset::traits
+ /**
+ Supported \p Options are:
+ - \p feldman_hashset::hash_accessor - mandatory option, hash accessor functor.
+ @copydetails traits::hash_accessor
+ - \p feldman_hashset::hash_size - the size of hash value in bytes.
+ @copydetails traits::hash_size
+ - \p feldman_hashset::hash_splitter - a hash splitter algorithm
+ @copydetails traits::hash_splitter
+ - \p opt::allocator - item allocator
+ @copydetails traits::allocator
+ - \p opt::node_allocator - array node allocator.
+ @copydetails traits::node_allocator
+ - \p opt::compare - hash comparison functor. No default functor is provided.
+ If the option is not specified, the \p opt::less is used.
+ - \p opt::less - specifies binary predicate used for hash comparison.
+ @copydetails cds::container::feldman_hashset::traits::less
+ - \p opt::back_off - back-off strategy used. If the option is not specified, the \p cds::backoff::Default is used.
+ - \p opt::item_counter - the type of item counting feature.
+ @copydetails cds::intrusive::feldman_hashset::traits::item_counter
+ - \p opt::memory_model - C++ memory ordering model. Can be \p opt::v::relaxed_ordering (relaxed memory model, the default)
+ or \p opt::v::sequential_consistent (sequentially consisnent memory model).
+ - \p opt::stat - internal statistics. By default, it is disabled (\p feldman_hashset::empty_stat).
+ To enable it use \p feldman_hashset::stat
+ - \p opt::rcu_check_deadlock - a deadlock checking policy for \ref cds_intrusive_FeldmanHashSet_rcu "RCU-based FeldmanHashSet"
+ Default is \p opt::v::rcu_throw_deadlock
+ */
+ template <typename... Options>
+ struct make_traits
+ {
+# ifdef CDS_DOXYGEN_INVOKED
+ typedef implementation_defined type ; ///< Metafunction result
+# else
+ typedef typename cds::opt::make_options<
+ typename cds::opt::find_type_traits< traits, Options... >::type
+ ,Options...
+ >::type type;
+# endif
+ };
+ } // namespace feldman_hashset
+
+ //@cond
+ // Forward declaration
+ template < class GC, typename T, class Traits = cds::container::feldman_hashset::traits >
+ class FeldmanHashSet;
+ //@endcond
+
+ //@cond
+ namespace details {
+
+ template <typename GC, typename T, typename Traits>
+ struct make_feldman_hashset
+ {
+ typedef GC gc;
+ typedef T value_type;
+ typedef Traits original_traits;
+
+ typedef cds::details::Allocator< value_type, typename original_traits::allocator > cxx_node_allocator;
+
+ struct node_disposer
+ {
+ void operator()( value_type * p ) const
+ {
+ cxx_node_allocator().Delete( p );
+ }
+ };
+
+ struct intrusive_traits: public original_traits
+ {
+ typedef node_disposer disposer;
+ };
+
+ // Metafunction result
+ typedef cds::intrusive::FeldmanHashSet< GC, T, intrusive_traits > type;
+ };
+ } // namespace details
+ //@endcond
+
+}} // namespace cds::container
+
+#endif // #ifndef CDSLIB_CONTAINER_DETAILS_FELDMAN_HASHSET_BASE_H
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