1/*
2 * Copyright (c) 2020-2022 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 GRAPHIC_LITE_COMPARE_TOOLS_H
17#define GRAPHIC_LITE_COMPARE_TOOLS_H
18
19#include "graphic_config.h"
20#include <string>
21#ifdef _WIN32
22#include <Windows.h>
23#else
24#include <unistd.h>
25#endif // _WIN32
26
27namespace OHOS {
28namespace {
29    constexpr uint16_t DEFAULT_WAIT_TIME_MS = 1000;
30    constexpr size_t DEFAULT_FILE_NAME_MAX_LENGTH = 256;
31    constexpr uint8_t BITMAP_HEADER_SIZE = 54;
32}
33class CompareTools {
34public:
35    struct BitmapInfoHeader {
36        uint32_t bfSize;
37        uint16_t bfReserved1;
38        uint16_t bfReserved2;
39        uint32_t bfOffBits;
40        uint32_t biSize;
41        int32_t biWidth;
42        int32_t biHeight;
43        uint16_t biPlanes;
44        uint16_t biBitCount;
45        uint32_t biCompression;
46        uint32_t biSizeImage;
47        uint32_t biXPelsPerMeter;
48        uint32_t biYPelsPerMeter;
49        uint32_t biClrUsed;
50        uint32_t biClrImportant;
51    };
52
53    static void WaitSuspend(const uint16_t waitTime = 0);
54    static bool StrnCatPath(char* filePath, size_t pathMax, const char* fileName, size_t count);
55    static bool CompareFile(const char* filePath, size_t length);
56    static bool SaveFile(const char* filePath, size_t length);
57    static bool CheckFileExist(const char* filePath, size_t length);
58    static void SetLogPath(const char* filePath, size_t length);
59    static void UnsetLogPath();
60    static void SaveResultLog(const char* filePath, const char* buff, size_t bufSize);
61    static bool CompareFile(const char* fileBasePath, const char* fileRunPath);
62
63private:
64    CompareTools() {}
65    virtual ~CompareTools() {}
66
67    static bool CompareByBitmap(const BitmapInfoHeader bitmapInfoBase, const BitmapInfoHeader bitmapInfoRun,
68            uint32_t fdBase, uint32_t fdRun);
69    static bool SaveLog(const char* buff, size_t bufSize, const char* filePath = nullptr);
70    static bool CompareByBit(uint32_t fd);
71    static bool SaveByBit(uint32_t fd);
72    static bool enableLog_;
73    static char* logPath_;
74};
75} // namespace OHOS
76#endif // GRAPHIC_LITE_COMPARE_TOOLS_H
77