android13/system/unwinding/libunwindstack/utils/DwarfSectionImplFake.h

49 lines
1.5 KiB
C++

/*
* Copyright (C) 2021 The Android Open Source Project
*
* 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 <unwindstack/DwarfSection.h>
#include <unwindstack/Memory.h>
namespace unwindstack {
template <typename TypeParam>
class DwarfSectionImplFake : public DwarfSectionImpl<TypeParam> {
public:
DwarfSectionImplFake(Memory* memory) : DwarfSectionImpl<TypeParam>(memory) {}
virtual ~DwarfSectionImplFake() = default;
bool Init(uint64_t, uint64_t, int64_t) override { return false; }
void GetFdes(std::vector<const DwarfFde*>*) override {}
const DwarfFde* GetFdeFromPc(uint64_t) override { return nullptr; }
uint64_t GetCieOffsetFromFde32(uint32_t) { return 0; }
uint64_t GetCieOffsetFromFde64(uint64_t) { return 0; }
uint64_t AdjustPcFromFde(uint64_t) override { return 0; }
void FakeSetCachedCieLocRegs(uint64_t offset, const DwarfLocations& loc_regs) {
this->cie_loc_regs_[offset] = loc_regs;
}
void FakeClearError() { this->last_error_.code = DWARF_ERROR_NONE; }
};
} // namespace unwindstack