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 "v2_0/icodec_image.h"
23 using namespace OHOS::HDI::Codec::Image::V2_0;
24 using namespace OHOS;
25 using namespace std;
26
dlclose(void * handle)27 extern "C" __attribute__((visibility("default"))) int dlclose(void* handle)
28 {
29 return 0;
30 }
31
32 namespace OHOS {
33 namespace Codec {
34 namespace Image {
Convert2Uint32(const uint8_t * ptr)35 static uint32_t Convert2Uint32(const uint8_t *ptr)
36 {
37 if (ptr == nullptr) {
38 return 0;
39 }
40 return (ptr[0] << 24) | (ptr[1] << 16) | // 24:bit offset, 16: bit offset, 1:byte offset
41 (ptr[2] << 8) | (ptr[3]); // 8:bit offset, 2: byte offset, 3:byte offset
42 }
43
FillCodecJpegDecInfo(CodecJpegDecInfo & decInfo,uint8_t * data,size_t size)44 static bool FillCodecJpegDecInfo(CodecJpegDecInfo &decInfo, uint8_t *data, size_t size)
45 {
46 uint8_t *dataEnd = data + size - 1;
47 if (dataEnd < data + sizeof(decInfo.imageWidth)) {
48 return false;
49 }
50 decInfo.imageWidth = Convert2Uint32(data);
51 data += sizeof(decInfo.imageWidth);
52
53 if (dataEnd < data + sizeof(decInfo.imageHeight)) {
54 return false;
55 }
56 decInfo.imageHeight = Convert2Uint32(data);
57 data += sizeof(decInfo.imageHeight);
58
59 if (dataEnd < data + sizeof(decInfo.dataPrecision)) {
60 return false;
61 }
62 decInfo.dataPrecision = Convert2Uint32(data);
63 data += sizeof(decInfo.dataPrecision);
64
65 if (dataEnd < data + sizeof(decInfo.numComponents)) {
66 return false;
67 }
68 decInfo.numComponents = Convert2Uint32(data);
69 data += sizeof(decInfo.numComponents);
70
71 if (dataEnd < data + sizeof(decInfo.restartInterval)) {
72 return false;
73 }
74 decInfo.restartInterval = Convert2Uint32(data);
75 data += sizeof(decInfo.restartInterval);
76
77 if (dataEnd < data + sizeof(decInfo.sampleSize)) {
78 return false;
79 }
80 decInfo.sampleSize = Convert2Uint32(data);
81 data += sizeof(decInfo.sampleSize);
82
83 if (dataEnd < data + sizeof(decInfo.compressPos)) {
84 return false;
85 }
86 decInfo.compressPos = Convert2Uint32(data);
87 data += sizeof(decInfo.compressPos);
88
89 if (dataEnd < data + sizeof(decInfo.arithCode)) {
90 return false;
91 }
92 decInfo.compressPos = *data++;
93 if (dataEnd < data + sizeof(decInfo.progressiveMode)) {
94 return false;
95 }
96 decInfo.progressiveMode = *data++;
97 return true;
98 }
99
DoJpegDecode(const uint8_t * data,size_t size)100 bool DoJpegDecode(const uint8_t *data, size_t size)
101 {
102 if (data == nullptr) {
103 return false;
104 }
105
106 sptr<ICodecImage> image = ICodecImage::Get(false);
107 if (image == nullptr) {
108 HDF_LOGE("%{public}s: get ICodecImage failed\n", __func__);
109 return false;
110 }
111 CodecImageRole role = CodecImageRole(*data);
112 ImageAutoIniter autoIniter(image, role);
113
114 CodecImageBuffer inBuffer;
115 FillDataImageBuffer(inBuffer);
116 CodecImageBuffer outBuffer;
117 FillDataImageBuffer(outBuffer);
118 uint8_t *rawData = const_cast<uint8_t *>(data);
119 CodecJpegDecInfo decInfo;
120 if (!FillCodecJpegDecInfo(decInfo, rawData, size)) {
121 HDF_LOGE("%{public}s: FillCodecJpegDecInfo failed\n", __func__);
122 return false;
123 }
124
125 auto err = image->DoJpegDecode(inBuffer, outBuffer, decInfo);
126 if (err != HDF_SUCCESS) {
127 HDF_LOGE("%{public}s DoJpegDecode return %{public}d", __func__, err);
128 }
129 return true;
130 }
131 } // namespace Image
132 } // namespace Codec
133 } // namespace OHOS
134
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)135 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
136 {
137 OHOS::Codec::Image::DoJpegDecode(data, size);
138 return 0;
139 }
140