1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 // clang-format off
18 #include PATH(android/hardware/audio/FILE_VERSION/IStream.h)
19 #include PATH(android/hardware/audio/CORE_TYPES_FILE_VERSION/types.h)
20 #include PATH(android/hardware/audio/common/COMMON_TYPES_FILE_VERSION/types.h)
21 // clang-format on
22 #include <hidl/HidlSupport.h>
23 
24 using ::android::hardware::hidl_handle;
25 using ::android::hardware::hidl_string;
26 using ::android::hardware::hidl_vec;
27 using ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION::AudioChannelMask;
28 using ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION::AudioFormat;
29 using ::android::hardware::audio::CPP_VERSION::IStream;
30 using ::android::hardware::audio::CPP_VERSION::ParameterValue;
31 using ::android::hardware::audio::CPP_VERSION::Result;
32 
33 using namespace ::android::hardware::audio::common::test::utility;
34 
35 struct Parameters {
36     template <class T, class ReturnIn>
getParameters37     static auto get(T t, hidl_vec<hidl_string> keys, ReturnIn returnIn) {
38         return t->getParameters(keys, returnIn);
39     }
40     template <class T>
setParameters41     static auto set(T t, hidl_vec<ParameterValue> values) {
42         return t->setParameters(values);
43     }
44 };
45 
46 // The default hal should probably return a NOT_SUPPORTED if the hal
47 // does not expose
48 // capability retrieval. For now it returns an empty list if not
49 // implemented
50 struct GetSupported {
51     template <class Vec>
convertToResultGetSupported52     static Result convertToResult(const Vec& vec) {
53         return vec.size() == 0 ? Result::NOT_SUPPORTED : Result::OK;
54     }
55 
sampleRatesGetSupported56     static Result sampleRates(IStream* stream, hidl_vec<uint32_t>& rates) {
57         EXPECT_OK(stream->getSupportedSampleRates(returnIn(rates)));
58         return convertToResult(rates);
59     }
60 
channelMasksGetSupported61     static Result channelMasks(IStream* stream, hidl_vec<AudioChannelMask>& channels) {
62         EXPECT_OK(stream->getSupportedChannelMasks(returnIn(channels)));
63         return convertToResult(channels);
64     }
65 
formatsGetSupported66     static Result formats(IStream* stream, hidl_vec<AudioFormat>& capabilities) {
67         EXPECT_OK(stream->getSupportedFormats(returnIn(capabilities)));
68         // TODO: this should be an optional function
69         return Result::OK;
70     }
71 };
72 
73 template <class T>
dump(T t,hidl_handle handle)74 auto dump(T t, hidl_handle handle) {
75     return t->debugDump(handle);
76 }
77