diff options
Diffstat (limited to 'Source/Memory/block_allocator.h')
-rw-r--r-- | Source/Memory/block_allocator.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/Source/Memory/block_allocator.h b/Source/Memory/block_allocator.h new file mode 100644 index 00000000..d42a8acd --- /dev/null +++ b/Source/Memory/block_allocator.h @@ -0,0 +1,57 @@ +//----------------------------------------------------------------------------- +// Name: block_allocator.h +// Developer: Wolfire Games LLC +// Description: +// License: Read below +//----------------------------------------------------------------------------- +// +// Copyright 2022 Wolfire Games LLC +// +// 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 +// +// http://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 <Memory/blockallocation.h> +#include <Memory/bitarray.h> + +#include <Utility/disallow_copy_and_assign.h> +#include <Internal/integer.h> + +#include <cstring> +#include <vector> + +class BlockAllocator { +public: + BlockAllocator(); + ~BlockAllocator(); + + void Init(void* mem, size_t _blocks, size_t _blocksize); + void* Alloc(size_t size); + bool CanAlloc(size_t size); + void Free(void* ptr); + + bool no_log; + +private: + DISALLOW_COPY_AND_ASSIGN(BlockAllocator); + void *base_mem; + + size_t block_count; + size_t blocksize; + + std::vector<void*> backup; //Normal malloc allocations that are either too big or don't fit to ensure continued execution. + + BlockAllocation* allocations; + Bitarray allocations_placements; +}; |