/**
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* \file
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* Lock free allocator.
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*
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* (C) Copyright 2011 Novell, Inc
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef __MONO_LOCKFREEALLOC_H__
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#define __MONO_LOCKFREEALLOC_H__
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#include <glib.h>
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#include <mono/utils/lock-free-queue.h>
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#include <mono/utils/mono-mmap.h>
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typedef struct {
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MonoLockFreeQueue partial;
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unsigned int slot_size;
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unsigned int block_size;
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} MonoLockFreeAllocSizeClass;
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struct _MonoLockFreeAllocDescriptor;
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typedef struct {
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struct _MonoLockFreeAllocDescriptor *active;
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MonoLockFreeAllocSizeClass *sc;
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MonoMemAccountType account_type;
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} MonoLockFreeAllocator;
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#define LOCK_FREE_ALLOC_SB_MAX_SIZE 16384
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#define LOCK_FREE_ALLOC_SB_HEADER_SIZE (sizeof (gpointer))
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#define LOCK_FREE_ALLOC_SB_USABLE_SIZE(block_size) ((block_size) - LOCK_FREE_ALLOC_SB_HEADER_SIZE)
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MONO_API void mono_lock_free_allocator_init_size_class (MonoLockFreeAllocSizeClass *sc, unsigned int slot_size, unsigned int block_size);
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MONO_API void mono_lock_free_allocator_init_allocator (MonoLockFreeAllocator *heap, MonoLockFreeAllocSizeClass *sc, MonoMemAccountType account_type);
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MONO_API gpointer mono_lock_free_alloc (MonoLockFreeAllocator *heap);
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MONO_API void mono_lock_free_free (gpointer ptr, size_t block_size);
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MONO_API gboolean mono_lock_free_allocator_check_consistency (MonoLockFreeAllocator *heap);
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#endif
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