| /* |
| * Copyright (c) 2018-2019 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_ALIGNED_ALLOCATION_RESULT_H |
| #define PAS_ALIGNED_ALLOCATION_RESULT_H |
| |
| #include "pas_allocation_result.h" |
| #include "pas_utils.h" |
| #include "pas_zero_mode.h" |
| |
| PAS_BEGIN_EXTERN_C; |
| |
| struct pas_aligned_allocation_result; |
| typedef struct pas_aligned_allocation_result pas_aligned_allocation_result; |
| |
| struct pas_aligned_allocation_result { |
| void* result; |
| size_t result_size; |
| void* left_padding; |
| size_t left_padding_size; |
| void* right_padding; |
| size_t right_padding_size; |
| pas_zero_mode zero_mode; |
| }; |
| |
| static inline pas_aligned_allocation_result pas_aligned_allocation_result_create_empty(void) |
| { |
| pas_aligned_allocation_result result; |
| result.result = NULL; |
| result.result_size = 0; |
| result.left_padding = NULL; |
| result.left_padding_size = 0; |
| result.right_padding = NULL; |
| result.right_padding_size = 0; |
| result.zero_mode = pas_zero_mode_may_have_non_zero; |
| return result; |
| } |
| |
| static inline pas_allocation_result |
| pas_aligned_allocation_result_as_allocation_result(pas_aligned_allocation_result result) |
| { |
| if (!result.result) |
| return pas_allocation_result_create_failure(); |
| |
| return pas_allocation_result_create_success_with_zero_mode((uintptr_t)result.result, |
| result.zero_mode); |
| } |
| |
| |
| PAS_END_EXTERN_C; |
| |
| #endif /* PAS_ALIGNED_ALLOCATION_RESULT_H */ |
| |