memory_replay/Alloc.h

/*
 * Copyright (C) 2019 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 <string>

// Forward Declarations.
class Pointers;

enum AllocEnum : uint8_t {
  MALLOC = 0,
  CALLOC,
  MEMALIGN,
  REALLOC,
  FREE,
  THREAD_DONE,
};

struct AllocEntry {
  pid_t tid;
  AllocEnum type;
  uint64_t ptr = 0;
  size_t size = 0;
  union {
    uint64_t old_ptr = 0;
    uint64_t n_elements;
    uint64_t align;
  } u;
};

void AllocGetData(const std::string& line, AllocEntry* entry);

bool AllocDoesFree(const AllocEntry& entry);

uint64_t AllocExecute(const AllocEntry& entry, Pointers* pointers);