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 #include PATH(android/hardware/audio/FILE_VERSION/IStream.h)
18 #include PATH(android/hardware/audio/FILE_VERSION/types.h)
19 #include PATH(android/hardware/audio/common/FILE_VERSION/types.h)
20 #include <hidl/HidlSupport.h>
21 
22 using ::android::hardware::hidl_handle;
23 using ::android::hardware::hidl_string;
24 using ::android::hardware::hidl_vec;
25 using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
26 using ::android::hardware::audio::common::CPP_VERSION::AudioFormat;
27 using ::android::hardware::audio::CPP_VERSION::IStream;
28 using ::android::hardware::audio::CPP_VERSION::ParameterValue;
29 using ::android::hardware::audio::CPP_VERSION::Result;
30 
31 using namespace ::android::hardware::audio::common::test::utility;
32 
33 struct Parameters {
34     template <class T, class ReturnIn>
getParameters35     static auto get(T t, hidl_vec<hidl_string> keys, ReturnIn returnIn) {
36         return t->getParameters(keys, returnIn);
37     }
38     template <class T>
setParameters39     static auto set(T t, hidl_vec<ParameterValue> values) {
40         return t->setParameters(values);
41     }
42 };
43 
44 // The default hal should probably return a NOT_SUPPORTED if the hal
45 // does not expose
46 // capability retrieval. For now it returns an empty list if not
47 // implemented
48 struct GetSupported {
49     template <class Vec>
convertToResultGetSupported50     static Result convertToResult(const Vec& vec) {
51         return vec.size() == 0 ? Result::NOT_SUPPORTED : Result::OK;
52     }
53 
sampleRatesGetSupported54     static Result sampleRates(IStream* stream, hidl_vec<uint32_t>& rates) {
55         EXPECT_OK(stream->getSupportedSampleRates(returnIn(rates)));
56         return convertToResult(rates);
57     }
58 
channelMasksGetSupported59     static Result channelMasks(IStream* stream, hidl_vec<AudioChannelMask>& channels) {
60         EXPECT_OK(stream->getSupportedChannelMasks(returnIn(channels)));
61         return convertToResult(channels);
62     }
63 
formatsGetSupported64     static Result formats(IStream* stream, hidl_vec<AudioFormat>& capabilities) {
65         EXPECT_OK(stream->getSupportedFormats(returnIn(capabilities)));
66         // TODO: this should be an optional function
67         return Result::OK;
68     }
69 };
70 
71 template <class T>
dump(T t,hidl_handle handle)72 auto dump(T t, hidl_handle handle) {
73     return t->debugDump(handle);
74 }
75