/* * Copyright (C) 2016 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. */ #ifndef _LIBUNWINDSTACK_TESTS_MEMORY_FAKE_H #define _LIBUNWINDSTACK_TESTS_MEMORY_FAKE_H #include <stdint.h> #include <string> #include <vector> #include <unordered_map> #include <unwindstack/Memory.h> namespace unwindstack { class MemoryFake : public Memory { public: MemoryFake() = default; virtual ~MemoryFake() = default; size_t Read(uint64_t addr, void* buffer, size_t size) override; void SetMemory(uint64_t addr, const void* memory, size_t length); void SetData8(uint64_t addr, uint8_t value) { SetMemory(addr, &value, sizeof(value)); } void SetData16(uint64_t addr, uint16_t value) { SetMemory(addr, &value, sizeof(value)); } void SetData32(uint64_t addr, uint32_t value) { SetMemory(addr, &value, sizeof(value)); } void SetData64(uint64_t addr, uint64_t value) { SetMemory(addr, &value, sizeof(value)); } void SetMemory(uint64_t addr, std::vector<uint8_t> values) { SetMemory(addr, values.data(), values.size()); } void SetMemory(uint64_t addr, std::string string) { SetMemory(addr, string.c_str(), string.size() + 1); } void Clear() { data_.clear(); } private: std::unordered_map<uint64_t, uint8_t> data_; }; class MemoryFakeAlwaysReadZero : public Memory { public: MemoryFakeAlwaysReadZero() = default; virtual ~MemoryFakeAlwaysReadZero() = default; size_t Read(uint64_t, void* buffer, size_t size) override { memset(buffer, 0, size); return size; } }; } // namespace unwindstack #endif // _LIBUNWINDSTACK_TESTS_MEMORY_FAKE_H