/*
 * Copyright (C) 2024 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

namespace android {
namespace meminfo {

struct AndroidHeapStats {
    int pss;
    int swappablePss;
    int rss;
    int privateDirty;
    int sharedDirty;
    int privateClean;
    int sharedClean;
    int swappedOut;
    int swappedOutPss;
};

// LINT.IfChange
enum {
    HEAP_UNKNOWN,
    HEAP_DALVIK,
    HEAP_NATIVE,

    HEAP_DALVIK_OTHER,
    HEAP_STACK,
    HEAP_CURSOR,
    HEAP_ASHMEM,
    HEAP_GL_DEV,
    HEAP_UNKNOWN_DEV,
    HEAP_SO,
    HEAP_JAR,
    HEAP_APK,
    HEAP_TTF,
    HEAP_DEX,
    HEAP_OAT,
    HEAP_ART,
    HEAP_UNKNOWN_MAP,
    HEAP_GRAPHICS,
    HEAP_GL,
    HEAP_OTHER_MEMTRACK,

    // Dalvik extra sections (heap).
    HEAP_DALVIK_NORMAL,
    HEAP_DALVIK_LARGE,
    HEAP_DALVIK_ZYGOTE,
    HEAP_DALVIK_NON_MOVING,

    // Dalvik other extra sections.
    HEAP_DALVIK_OTHER_LINEARALLOC,
    HEAP_DALVIK_OTHER_ACCOUNTING,
    HEAP_DALVIK_OTHER_ZYGOTE_CODE_CACHE,
    HEAP_DALVIK_OTHER_APP_CODE_CACHE,
    HEAP_DALVIK_OTHER_COMPILER_METADATA,
    HEAP_DALVIK_OTHER_INDIRECT_REFERENCE_TABLE,

    // Boot vdex / app dex / app vdex
    HEAP_DEX_BOOT_VDEX,
    HEAP_DEX_APP_DEX,
    HEAP_DEX_APP_VDEX,

    // App art, boot art.
    HEAP_ART_APP,
    HEAP_ART_BOOT,

    _NUM_HEAP,
    _NUM_EXCLUSIVE_HEAP = HEAP_OTHER_MEMTRACK + 1,
    _NUM_CORE_HEAP = HEAP_NATIVE + 1

};
// LINT.ThenChange(/frameworks/base/core/java/android/os/Debug.java)

bool ExtractAndroidHeapStats(int pid, AndroidHeapStats* stats, bool* foundSwapPss);

bool ExtractAndroidHeapStatsFromFile(const std::string& path, AndroidHeapStats* stats,
                                     bool* foundSwapPss);
}  // namespace meminfo
}  // namespace android