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.h"
23 using namespace OHOS::HDI::Codec::Image::V1_0;
24 using namespace OHOS;
25 using namespace std;
26 namespace OHOS {
27 namespace Codec {
28 namespace Image {
Convert2Uint32(const uint8_t * ptr)29 static uint32_t Convert2Uint32(const uint8_t *ptr)
30 {
31 if (ptr == nullptr) {
32 return 0;
33 }
34 return (ptr[0] << 24) | (ptr[1] << 16) | // 24:bit offset, 16: bit offset, 1:byte offset
35 (ptr[2] << 8) | (ptr[3]); // 8:bit offset, 2: byte offset, 3:byte offset
36 }
37
FillCodecJpegDecInfo(CodecJpegDecInfo & decInfo,uint8_t * data,size_t size)38 static bool FillCodecJpegDecInfo(CodecJpegDecInfo &decInfo, uint8_t *data, size_t size)
39 {
40 uint8_t *dataEnd = data + size - 1;
41 if (dataEnd < data + sizeof(decInfo.imageWidth)) {
42 return false;
43 }
44 decInfo.imageWidth = Convert2Uint32(data);
45 data += sizeof(decInfo.imageWidth);
46
47 if (dataEnd < data + sizeof(decInfo.imageHeight)) {
48 return false;
49 }
50 decInfo.imageHeight = Convert2Uint32(data);
51 data += sizeof(decInfo.imageHeight);
52
53 if (dataEnd < data + sizeof(decInfo.dataPrecision)) {
54 return false;
55 }
56 decInfo.dataPrecision = Convert2Uint32(data);
57 data += sizeof(decInfo.dataPrecision);
58
59 if (dataEnd < data + sizeof(decInfo.numComponents)) {
60 return false;
61 }
62 decInfo.numComponents = Convert2Uint32(data);
63 data += sizeof(decInfo.numComponents);
64
65 if (dataEnd < data + sizeof(decInfo.restartInterval)) {
66 return false;
67 }
68 decInfo.restartInterval = Convert2Uint32(data);
69 data += sizeof(decInfo.restartInterval);
70
71 if (dataEnd < data + sizeof(decInfo.sampleSize)) {
72 return false;
73 }
74 decInfo.sampleSize = Convert2Uint32(data);
75 data += sizeof(decInfo.sampleSize);
76
77 if (dataEnd < data + sizeof(decInfo.compressPos)) {
78 return false;
79 }
80 decInfo.compressPos = Convert2Uint32(data);
81 data += sizeof(decInfo.compressPos);
82
83 if (dataEnd < data + sizeof(decInfo.arithCode)) {
84 return false;
85 }
86 decInfo.compressPos = *data++;
87 if (dataEnd < data + sizeof(decInfo.progressiveMode)) {
88 return false;
89 }
90 decInfo.progressiveMode = *data++;
91 return true;
92 }
93
DoJpegDecode(const uint8_t * data,size_t size)94 bool DoJpegDecode(const uint8_t *data, size_t size)
95 {
96 if (data == nullptr) {
97 return false;
98 }
99
100 sptr<ICodecImage> image = ICodecImage::Get(false);
101 if (image == nullptr) {
102 HDF_LOGE("%{public}s: get ICodecImage failed\n", __func__);
103 return false;
104 }
105 CodecImageRole role = CodecImageRole(*data);
106 ImageAutoIniter autoIniter(image, role);
107
108 CodecImageBuffer inBuffer;
109 FillDataImageBuffer(inBuffer);
110 CodecImageBuffer outBuffer;
111 FillDataImageBuffer(outBuffer);
112 uint8_t *rawData = const_cast<uint8_t *>(data);
113 CodecJpegDecInfo decInfo;
114 if (!FillCodecJpegDecInfo(decInfo, rawData, size)) {
115 HDF_LOGE("%{public}s: FillCodecJpegDecInfo failed\n", __func__);
116 return false;
117 }
118
119 auto err = image->DoJpegDecode(inBuffer, outBuffer, decInfo);
120 if (err != HDF_SUCCESS) {
121 HDF_LOGE("%{public}s DoJpegDecode return %{public}d", __func__, err);
122 }
123 return true;
124 }
125 } // namespace Image
126 } // namespace Codec
127 } // namespace OHOS
128
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)129 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
130 {
131 OHOS::Codec::Image::DoJpegDecode(data, size);
132 return 0;
133 }
134