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1 /*
2  * Copyright (c) 2021 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 #include "audio_hdi_common.h"
17 #include "audio_adm_common.h"
18 
19 using namespace HMOS::Audio;
20 
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)21 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
22 {
23     struct HdfIoService *service = nullptr;
24     struct HdfSBuf *writeBuf = nullptr;
25     struct HdfSBuf *writeReply = nullptr;
26 
27     struct AudioCtlElemValue writeElemValue = {
28         .id.cardServiceName = "hdf_audio_codec_dev0",
29         .id.iface = AUDIODRV_CTL_ELEM_IFACE_GAIN,
30         .id.itemName = "Mic Left Gain",
31         .value[0] = 5,
32     };
33 
34     service = HdfIoServiceBind(HDF_CONTROL_SERVICE.c_str());
35     if (service == nullptr || service->dispatcher == nullptr) {
36         return 0;
37     }
38 
39     writeBuf = HdfSbufObtainDefaultSize();
40     if (writeBuf == nullptr) {
41         HdfIoServiceRecycle(service);
42         return 0;
43     }
44     int32_t ret = WriteEleValueToBuf(writeBuf, writeElemValue);
45     if (ret < 0) {
46         return 0;
47     }
48 
49     service->dispatcher->Dispatch(&service->object, size, writeBuf, writeReply);
50     HdfSbufRecycle(writeBuf);
51     HdfIoServiceRecycle(service);
52     return 0;
53 }
54