1 /*
2 * Copyright 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 "get_play_status_packet.h"
18
19 namespace bluetooth {
20 namespace avrcp {
21
ToString() const22 std::string GetPlayStatusRequest::ToString() const {
23 return "GetPlayStatusRequest";
24 }
25
26 std::unique_ptr<GetPlayStatusResponseBuilder>
MakeBuilder(uint32_t song_length,uint32_t song_position,uint8_t play_status)27 GetPlayStatusResponseBuilder::MakeBuilder(uint32_t song_length,
28 uint32_t song_position,
29 uint8_t play_status) {
30 std::unique_ptr<GetPlayStatusResponseBuilder> builder(
31 new GetPlayStatusResponseBuilder(song_length, song_position,
32 play_status));
33
34 return builder;
35 }
36
size() const37 size_t GetPlayStatusResponseBuilder::size() const {
38 return VendorPacket::kMinSize() + 4 + 4 + 1;
39 }
40
Serialize(const std::shared_ptr<::bluetooth::Packet> & pkt)41 bool GetPlayStatusResponseBuilder::Serialize(
42 const std::shared_ptr<::bluetooth::Packet>& pkt) {
43 ReserveSpace(pkt, size());
44
45 // Push the standard avrcp headers
46 PacketBuilder::PushHeader(pkt);
47
48 // Push the avrcp vendor command headers
49 uint16_t parameter_count = size() - VendorPacket::kMinSize();
50 VendorPacketBuilder::PushHeader(pkt, parameter_count);
51
52 AddPayloadOctets4(pkt, base::ByteSwap(song_length_));
53 AddPayloadOctets4(pkt, base::ByteSwap(song_position_));
54 AddPayloadOctets1(pkt, play_status_);
55
56 return true;
57 }
58
59 } // namespace avrcp
60 } // namespace bluetooth