| // Copyright 2024 The Pigweed Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| // use this file except in compliance with the License. You may obtain a copy of |
| // the License at |
| // |
| // https://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| // License for the specific language governing permissions and limitations under |
| // the License. |
| #pragma once |
| |
| #include "pw_allocator/allocator.h" |
| #include "pw_allocator/layout.h" |
| #include "pw_allocator/pool.h" |
| #include "pw_status/status.h" |
| |
| namespace pw::allocator { |
| |
| /// Implementation of ``Pool`` that satisfies requests using an ``Allocator``. |
| class AllocatorAsPool : public Pool { |
| public: |
| /// Construct a ``Pool`` from an ``Allocator``. |
| /// |
| /// @param allocator The allocator used to create fixed-size allocations. |
| /// @param layout The size and alignment of the memory to be returned |
| /// from this pool. |
| AllocatorAsPool(Allocator& allocator, const Layout& layout); |
| |
| private: |
| /// @copydoc Pool::Allocate |
| void* DoAllocate() override; |
| |
| /// @copydoc Pool::Deallocate |
| void DoDeallocate(void* ptr) override; |
| |
| /// @copydoc Pool::Query |
| Status DoQuery(const void* ptr) const override; |
| |
| Allocator& allocator_; |
| }; |
| |
| } // namespace pw::allocator |