1 /*
2 * Copyright (C) 2023 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 #pragma once
18
19 #include <aidl/android/media/audio/common/AudioUuid.h>
20 #include <android-base/stringprintf.h>
21
22 namespace android::audio::utils {
23
24 /**
25 * This method returns a string representation of the AudioUuid object in hexadecimal format which
26 * aligns with the UUID canonical textual representation.
27 *
28 * There is also an AIDL generated ::aidl::android::media::audio::common::AudioUuid::toString()
29 * method that returns a decimal format string of the AudioUuid object.
30 *
31 * If this header is included, then android::internal::ToString(AudioUuid) is expected to use this
32 * toString() override implementation instead of the generated one.
33 */
toString(const::aidl::android::media::audio::common::AudioUuid & uuid)34 static inline std::string toString(const ::aidl::android::media::audio::common::AudioUuid& uuid) {
35 return android::base::StringPrintf(
36 "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x", uuid.timeLow,
37 uuid.timeMid, uuid.timeHiAndVersion, uuid.clockSeq, uuid.node[0],
38 uuid.node[1], uuid.node[2], uuid.node[3], uuid.node[4], uuid.node[5]);
39 }
40
41 } // namespace android::audio::utils