AVRCP: Respond UID Changed for invalid Get Item Attributes command (d9d33e85) · Commits · e / os / android_packages_modules_Bluetooth

system/packet/tests/avrcp/avrcp_test_packets.h

+11 −0

Original line number	Diff line number	Diff line
		@@ -271,6 +271,17 @@ std::vector<uint8_t> get_item_attributes_request_all_attributes = {
		0x02, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00,
		0x00, 0x05, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x07};

		// AVRCP Get Item Attributes request with all attributes requested
		// with the following fields:
		// scope = 0x03 (Now Playing List)
		// uid_counter = 0x0001
		// uid = 0x0000000000000001
		std::vector<uint8_t> get_item_attributes_request_all_attributes_invalid = {
		0x73, 0x00, 0x28, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
		0x01, 0x00, 0x01, 0x07, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
		0x02, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00,
		0x00, 0x05, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x07};

		// AVRCP Get Item Attributes Response with the following attributes:
		// title = "Test Song"
		// artist = "Test Artist"

system/profile/avrcp/device.cc

+9 −1

Original line number	Diff line number	Diff line
		@@ -753,7 +753,15 @@ void Device::ChangePathResponse(uint8_t label,
		void Device::HandleGetItemAttributes(
		uint8_t label, std::shared_ptr<GetItemAttributesRequest> pkt) {
		DEVICE_VLOG(2) << __func__ << ": scope=" << pkt->GetScope()
		<< " uid=" << loghex(pkt->GetUid());
		<< " uid=" << loghex(pkt->GetUid())
		<< " uid counter=" << loghex(pkt->GetUidCounter());
		if (pkt->GetUidCounter() != 0x0000) { // For database unaware player, use 0
		DEVICE_LOG(WARNING) << "UidCounter is invalid";
		auto builder = GetItemAttributesResponseBuilder::MakeBuilder(
		Status::UIDS_CHANGED, browse_mtu_);
		send_message(label, true, std::move(builder));
		return;
		}
		switch (pkt->GetScope()) {
		case Scope::NOW_PLAYING: {
		media_interface_->GetNowPlayingList(

system/profile/avrcp/tests/avrcp_device_test.cc

+38 −0

Original line number	Diff line number	Diff line
		@@ -986,5 +986,43 @@ TEST_F(AvrcpDeviceTest, getCapabilitiesTest) {
		SendMessage(3, request_unknown);
		}

		TEST_F(AvrcpDeviceTest, getInvalidItemAttributesTest) {
		MockMediaInterface interface;
		NiceMock<MockA2dpInterface> a2dp_interface;

		test_device->RegisterInterfaces(&interface, &a2dp_interface, nullptr);

		SongInfo info = {"test_id",
		{// The attribute map
		AttributeEntry(Attribute::TITLE, "Test Song"),
		AttributeEntry(Attribute::ARTIST_NAME, "Test Artist"),
		AttributeEntry(Attribute::ALBUM_NAME, "Test Album"),
		AttributeEntry(Attribute::TRACK_NUMBER, "1"),
		AttributeEntry(Attribute::TOTAL_NUMBER_OF_TRACKS, "2"),
		AttributeEntry(Attribute::GENRE, "Test Genre"),
		AttributeEntry(Attribute::PLAYING_TIME, "1000")}};
		std::vector<SongInfo> list = {info};

		EXPECT_CALL(interface, GetNowPlayingList(_))
		.WillRepeatedly(InvokeCb<0>("test_id", list));

		auto compare_to_full = GetItemAttributesResponseBuilder::MakeBuilder(
		Status::UIDS_CHANGED, 0xFFFF);
		compare_to_full->AddAttributeEntry(Attribute::TITLE, "Test Song");
		compare_to_full->AddAttributeEntry(Attribute::ARTIST_NAME, "Test Artist");
		compare_to_full->AddAttributeEntry(Attribute::ALBUM_NAME, "Test Album");
		compare_to_full->AddAttributeEntry(Attribute::TRACK_NUMBER, "1");
		compare_to_full->AddAttributeEntry(Attribute::TOTAL_NUMBER_OF_TRACKS, "2");
		compare_to_full->AddAttributeEntry(Attribute::GENRE, "Test Genre");
		compare_to_full->AddAttributeEntry(Attribute::PLAYING_TIME, "1000");
		EXPECT_CALL(response_cb,
		Call(1, true, matchPacket(std::move(compare_to_full))))
		.Times(1);

		auto request = TestBrowsePacket::Make(
		get_item_attributes_request_all_attributes_invalid);
		SendBrowseMessage(1, request);
		}

		} // namespace avrcp
		} // namespace bluetooth