blob: 5695dfcba63c6ec50850deee7cfbb1c80fdd87ef [file] [log] [blame]
/*
* 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.
*/
#include <inttypes.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include "MemoryFake.h"
namespace unwindstack {
void MemoryFake::SetMemoryBlock(uint64_t addr, size_t length, uint8_t value) {
for (size_t i = 0; i < length; i++, addr++) {
auto entry = data_.find(addr);
if (entry != data_.end()) {
entry->second = value;
} else {
data_.insert({addr, value});
}
}
}
void MemoryFake::SetMemory(uint64_t addr, const void* memory, size_t length) {
const uint8_t* src = reinterpret_cast<const uint8_t*>(memory);
for (size_t i = 0; i < length; i++, addr++) {
auto value = data_.find(addr);
if (value != data_.end()) {
value->second = src[i];
} else {
data_.insert({ addr, src[i] });
}
}
}
size_t MemoryFake::Read(uint64_t addr, void* memory, size_t size) {
uint8_t* dst = reinterpret_cast<uint8_t*>(memory);
for (size_t i = 0; i < size; i++, addr++) {
auto value = data_.find(addr);
if (value == data_.end()) {
return i;
}
dst[i] = value->second;
}
return size;
}
} // namespace unwindstack