xref: /aosp_15_r20/external/pigweed/pw_malloc/worst_fit.cc (revision 61c4878ac05f98d0ceed94b57d316916de578985)
1*61c4878aSAndroid Build Coastguard Worker // Copyright 2024 The Pigweed Authors
2*61c4878aSAndroid Build Coastguard Worker //
3*61c4878aSAndroid Build Coastguard Worker // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4*61c4878aSAndroid Build Coastguard Worker // use this file except in compliance with the License. You may obtain a copy of
5*61c4878aSAndroid Build Coastguard Worker // the License at
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8*61c4878aSAndroid Build Coastguard Worker //
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12*61c4878aSAndroid Build Coastguard Worker // License for the specific language governing permissions and limitations under
13*61c4878aSAndroid Build Coastguard Worker // the License.
14*61c4878aSAndroid Build Coastguard Worker 
15*61c4878aSAndroid Build Coastguard Worker #include "pw_allocator/worst_fit.h"
16*61c4878aSAndroid Build Coastguard Worker 
17*61c4878aSAndroid Build Coastguard Worker #include "pw_malloc/config.h"
18*61c4878aSAndroid Build Coastguard Worker #include "pw_malloc/malloc.h"
19*61c4878aSAndroid Build Coastguard Worker 
20*61c4878aSAndroid Build Coastguard Worker namespace pw::malloc {
21*61c4878aSAndroid Build Coastguard Worker 
22*61c4878aSAndroid Build Coastguard Worker using BlockType = ::pw::allocator::WorstFitBlock<PW_MALLOC_BLOCK_OFFSET_TYPE>;
23*61c4878aSAndroid Build Coastguard Worker using WorstFitAllocator = ::pw::allocator::WorstFitAllocator<BlockType>;
24*61c4878aSAndroid Build Coastguard Worker 
InitSystemAllocator(ByteSpan heap)25*61c4878aSAndroid Build Coastguard Worker void InitSystemAllocator(ByteSpan heap) {
26*61c4878aSAndroid Build Coastguard Worker   InitSystemAllocator<WorstFitAllocator>(heap);
27*61c4878aSAndroid Build Coastguard Worker }
28*61c4878aSAndroid Build Coastguard Worker 
GetSystemAllocator()29*61c4878aSAndroid Build Coastguard Worker Allocator* GetSystemAllocator() {
30*61c4878aSAndroid Build Coastguard Worker   static WorstFitAllocator allocator;
31*61c4878aSAndroid Build Coastguard Worker   return &allocator;
32*61c4878aSAndroid Build Coastguard Worker }
33*61c4878aSAndroid Build Coastguard Worker 
34*61c4878aSAndroid Build Coastguard Worker }  // namespace pw::malloc
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