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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #include <inttypes.h>
     18 #include <stdint.h>
     19 #include <stdio.h>
     20 #include <stdlib.h>
     21 
     22 #include "MemoryFake.h"
     23 
     24 void MemoryFake::SetMemory(uint64_t addr, const void* memory, size_t length) {
     25   const uint8_t* src = reinterpret_cast<const uint8_t*>(memory);
     26   for (size_t i = 0; i < length; i++, addr++) {
     27     auto value = data_.find(addr);
     28     if (value != data_.end()) {
     29       value->second = src[i];
     30     } else {
     31       data_.insert({ addr, src[i] });
     32     }
     33   }
     34 }
     35 
     36 bool MemoryFake::Read(uint64_t addr, void* memory, size_t size) {
     37   uint8_t* dst = reinterpret_cast<uint8_t*>(memory);
     38   for (size_t i = 0; i < size; i++, addr++) {
     39     auto value = data_.find(addr);
     40     if (value == data_.end()) {
     41       return false;
     42     }
     43     dst[i] = value->second;
     44   }
     45   return true;
     46 }
     47