1 /* 2 * Copyright (C) 2016 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 #ifndef ANDROID_MEDIA_MIDI_DEVICE_INFO_H 18 #define ANDROID_MEDIA_MIDI_DEVICE_INFO_H 19 20 #include <binder/Parcelable.h> 21 #include <binder/PersistableBundle.h> 22 #include <utils/String16.h> 23 #include <utils/Vector.h> 24 25 namespace android { 26 namespace media { 27 namespace midi { 28 29 class MidiDeviceInfo : public Parcelable { 30 public: 31 MidiDeviceInfo() = default; 32 virtual ~MidiDeviceInfo() = default; 33 MidiDeviceInfo(const MidiDeviceInfo& midiDeviceInfo) = default; 34 35 status_t writeToParcel(Parcel* parcel) const override; 36 status_t readFromParcel(const Parcel* parcel) override; 37 getType()38 int getType() const { return mType; } getUid()39 int getUid() const { return mId; } isPrivate()40 bool isPrivate() const { return mIsPrivate; } getInputPortNames()41 const Vector<String16>& getInputPortNames() const { return mInputPortNames; } getOutputPortNames()42 const Vector<String16>& getOutputPortNames() const { return mOutputPortNames; } 43 String16 getProperty(const char* propertyName); 44 45 // The constants need to be kept in sync with MidiDeviceInfo.java 46 enum { 47 TYPE_USB = 1, 48 TYPE_VIRTUAL = 2, 49 TYPE_BLUETOOTH = 3, 50 }; 51 static const char* const PROPERTY_NAME; 52 static const char* const PROPERTY_MANUFACTURER; 53 static const char* const PROPERTY_PRODUCT; 54 static const char* const PROPERTY_VERSION; 55 static const char* const PROPERTY_SERIAL_NUMBER; 56 static const char* const PROPERTY_ALSA_CARD; 57 static const char* const PROPERTY_ALSA_DEVICE; 58 59 friend bool operator==(const MidiDeviceInfo& lhs, const MidiDeviceInfo& rhs); 60 friend bool operator!=(const MidiDeviceInfo& lhs, const MidiDeviceInfo& rhs) { 61 return !(lhs == rhs); 62 } 63 64 private: 65 status_t readStringVector( 66 const Parcel* parcel, Vector<String16> *vectorPtr, size_t defaultLength); 67 status_t writeStringVector(Parcel* parcel, const Vector<String16>& vector) const; 68 69 int32_t mType; 70 int32_t mId; 71 Vector<String16> mInputPortNames; 72 Vector<String16> mOutputPortNames; 73 os::PersistableBundle mProperties; 74 bool mIsPrivate; 75 }; 76 77 } // namespace midi 78 } // namespace media 79 } // namespace android 80 81 #endif // ANDROID_MEDIA_MIDI_DEVICE_INFO_H 82