1/*
2 * Copyright (c) 2021-2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef ECMASCRIPT_DFX_HPROF_STREAM_H
17#define ECMASCRIPT_DFX_HPROF_STREAM_H
18
19namespace panda::ecmascript {
20class HeapStat {
21public:
22    HeapStat(int32_t index, int32_t count, int32_t size)
23        : index_(index), count_(count), size_(size) {}
24    ~HeapStat() = default;
25
26    int32_t index_ {0};
27    int32_t count_ {0};
28    int32_t size_ {0};
29};
30
31class Stream {
32public:
33    virtual ~Stream() = default;
34
35    virtual void EndOfStream() = 0;
36
37    // Get chunk's size
38    virtual int GetSize() = 0;
39
40    // Writes the chunk of data into the stream
41    virtual bool WriteChunk(char *data, int32_t size) = 0;
42    virtual bool WriteBinBlock(char *data, int32_t size) = 0;
43    virtual bool Good() = 0;
44    virtual void UpdateHeapStats(HeapStat* data, int32_t count) = 0;
45    virtual void UpdateLastSeenObjectId(int32_t lastSeenObjectId, int64_t timeStampUs) = 0;
46};
47}  // namespace panda::ecmascript
48
49#endif  // ECMASCRIPT_DFX_HPROF_STREAM_H
50