| /* |
| * Copyright (c) 2018-2020 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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 APPLE INC. ``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 APPLE INC. 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 PAS_HEAP_REF_H |
| #define PAS_HEAP_REF_H |
| |
| #include "pas_config.h" |
| #include "pas_heap_ref_kind.h" |
| #include "pas_segregated_heap_lookup_kind.h" |
| #include "pas_utils.h" |
| |
| #include "pas_heap_ref_prefix.h" |
| |
| PAS_BEGIN_EXTERN_C; |
| |
| /* You can use a pas_heap_ref for different kinds of heap configurations. Each of those heap |
| configurations will have a distinct set of entrypoints for allocation, deallocation, and |
| introspection. For example, thingy_deallocate will deallocate with the thingy_heap_config, |
| while pxi_deallocate will deallocate with the pxi_heap_config. */ |
| |
| #define pas_heap __pas_heap |
| #define pas_heap_ref __pas_heap_ref |
| #define pas_heap_type __pas_heap_type |
| |
| struct pas_heap_config; |
| struct pas_heap_runtime_config; |
| typedef struct pas_heap_config pas_heap_config; |
| typedef struct pas_heap_runtime_config pas_heap_runtime_config; |
| |
| PAS_API pas_heap* pas_ensure_heap_slow(pas_heap_ref* heap_ref, |
| pas_heap_ref_kind heap_ref_kind, |
| pas_heap_config* config, |
| pas_heap_runtime_config* runtime_config); |
| |
| static inline pas_heap* pas_ensure_heap(pas_heap_ref* heap_ref, |
| pas_heap_ref_kind heap_ref_kind, |
| pas_heap_config* config, |
| pas_heap_runtime_config* runtime_config) |
| { |
| pas_heap* heap = heap_ref->heap; |
| if (PAS_LIKELY(heap)) |
| return heap; |
| return pas_ensure_heap_slow(heap_ref, heap_ref_kind, config, runtime_config); |
| } |
| |
| PAS_END_EXTERN_C; |
| |
| #endif /* PAS_HEAP_REF_H */ |
