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1 /*
2  * Copyright (c) 2023 Shenzhen Kaihong DID 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 #include "imagedojpegdecode_fuzzer.h"
17 #include <hdf_log.h>
18 #include <image_auto_initer.h>
19 #include <securec.h>
20 #include <vector>
21 #include "image_common.h"
22 #include "v1_0/icodec_image_callback.h"
23 #include "v1_0/icodec_image_jpeg.h"
24 using namespace OHOS::HDI::Codec::Image::V1_0;
25 using namespace OHOS;
26 using namespace std;
27 namespace OHOS {
28 namespace Codec {
29 namespace Image {
30 class CodecJpegCallbackService : public ICodecImageCallback {
31 public:
CodecJpegCallbackService()32     CodecJpegCallbackService()
33     {}
34 
~CodecJpegCallbackService()35     virtual ~CodecJpegCallbackService()
36     {}
37 
OnImageEvent(int32_t error)38     int32_t OnImageEvent(int32_t error) override
39     {
40         return HDF_SUCCESS;
41     }
42 };
43 
Convert2Uint32(const uint8_t * ptr)44 static uint32_t Convert2Uint32(const uint8_t *ptr)
45 {
46     if (ptr == nullptr) {
47         return 0;
48     }
49     return (ptr[0] << 24) | (ptr[1] << 16) |  // 24:bit offset, 16: bit offset, 1:byte offset
50            (ptr[2] << 8) | (ptr[3]);          // 8:bit offset, 2: byte offset, 3:byte offset
51 }
52 
FillCodecJpegDecInfo(CodecJpegDecInfo & decInfo,uint8_t * data,size_t size)53 static bool FillCodecJpegDecInfo(CodecJpegDecInfo &decInfo, uint8_t *data, size_t size)
54 {
55     uint8_t *dataEnd = data + size - 1;
56     if (dataEnd < data + sizeof(decInfo.imageWidth)) {
57         return false;
58     }
59     decInfo.imageWidth = Convert2Uint32(data);
60     data += sizeof(decInfo.imageWidth);
61 
62     if (dataEnd < data + sizeof(decInfo.imageHeight)) {
63         return false;
64     }
65     decInfo.imageHeight = Convert2Uint32(data);
66     data += sizeof(decInfo.imageHeight);
67 
68     if (dataEnd < data + sizeof(decInfo.dataPrecision)) {
69         return false;
70     }
71     decInfo.dataPrecision = Convert2Uint32(data);
72     data += sizeof(decInfo.dataPrecision);
73 
74     if (dataEnd < data + sizeof(decInfo.numComponents)) {
75         return false;
76     }
77     decInfo.numComponents = Convert2Uint32(data);
78     data += sizeof(decInfo.numComponents);
79 
80     if (dataEnd < data + sizeof(decInfo.restartInterval)) {
81         return false;
82     }
83     decInfo.restartInterval = Convert2Uint32(data);
84     data += sizeof(decInfo.restartInterval);
85 
86     if (dataEnd < data + sizeof(decInfo.sampleSize)) {
87         return false;
88     }
89     decInfo.sampleSize = Convert2Uint32(data);
90     data += sizeof(decInfo.sampleSize);
91 
92     if (dataEnd < data + sizeof(decInfo.compressPos)) {
93         return false;
94     }
95     decInfo.compressPos = Convert2Uint32(data);
96     data += sizeof(decInfo.compressPos);
97 
98     if (dataEnd < data + sizeof(decInfo.arithCode)) {
99         return false;
100     }
101     decInfo.compressPos = *data++;
102     if (dataEnd < data + sizeof(decInfo.progressiveMode)) {
103         return false;
104     }
105     decInfo.progressiveMode = *data++;
106     return true;
107 }
108 
DoJpegDecode(const uint8_t * data,size_t size)109 bool DoJpegDecode(const uint8_t *data, size_t size)
110 {
111     if (data == nullptr) {
112         return false;
113     }
114 
115     sptr<ICodecImageJpeg> image = ICodecImageJpeg::Get(false);
116     if (image == nullptr) {
117         HDF_LOGE("%{public}s: get ICodecImageJpeg failed\n", __func__);
118         return false;
119     }
120     ImageAutoIniter autoIniter(image);
121 
122     CodecImageBuffer inBuffer;
123     FillDataImageBuffer(inBuffer);
124     CodecImageBuffer outBuffer;
125     FillDataImageBuffer(outBuffer);
126     sptr<ICodecImageCallback> callback = new CodecJpegCallbackService();
127     uint8_t *rawData = const_cast<uint8_t *>(data);
128     CodecJpegDecInfo decInfo;
129     if (!FillCodecJpegDecInfo(decInfo, rawData, size)) {
130         HDF_LOGE("%{public}s: FillCodecJpegDecInfo failed\n", __func__);
131         return false;
132     }
133 
134     auto err = image->DoJpegDecode(inBuffer, outBuffer, callback, decInfo);
135     if (err != HDF_SUCCESS) {
136         HDF_LOGE("%{public}s DoJpegDecode return %{public}d", __func__, err);
137     }
138     return true;
139 }
140 }  // namespace Image
141 }  // namespace Codec
142 }  // namespace OHOS
143 
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)144 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
145 {
146     OHOS::Codec::Image::DoJpegDecode(data, size);
147     return 0;
148 }
149