1 // Copyright 2024 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 #pragma once 15 16 #include <cstddef> 17 #include <cstdint> 18 19 #include "pw_allocator/bucket_allocator.h" 20 #include "pw_allocator/config.h" 21 22 namespace pw::allocator { 23 24 /// Legacy alias for `BucketAllocator`. 25 /// 26 /// Consumers should migrate away from using this type and use `BucketAllocator` 27 /// instead. 28 /// 29 /// The first template parameter was formerly an `OffsetType` that was passed to 30 /// the `BlockAllocator`. Since the free blocks' usable space is interpreted as 31 /// intrusive items, they must have a pointer-compatible alignment. As a result, 32 /// the first template parameter is ignored. 33 template <typename OffsetType = uintptr_t, 34 size_t kMinBucketChunkSize = 32, 35 size_t kNumBuckets = 5> 36 using BucketBlockAllocator PW_ALLOCATOR_DEPRECATED = 37 BucketAllocator<BucketBlock<OffsetType>, kMinBucketChunkSize, kNumBuckets>; 38 39 } // namespace pw::allocator 40