1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
/*
* Copyright 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "vendor_packet.h"
namespace bluetooth {
namespace avrcp {
// TODO (apanicke): This packet doesn't really need to exist as it provides
// zero extra information other than it is a strong type and provides a
// validator
class GetPlayStatusRequest : public VendorPacket {
public:
virtual ~GetPlayStatusRequest() = default;
/**
* Get Capabilities Response Packet Layout
* AvrcpPacket:
* CType c_type_;
* uint8_t subunit_type_ : 5;
* uint8_t subunit_id_ : 3;
* Opcode opcode_;
* VendorPacket:
* uint8_t company_id[3];
* uint8_t command_pdu;
* uint8_t packet_type;
* uint16_t param_length = 0;
*/
static constexpr size_t kMinSize() { return Packet::kMinSize() + 7; }
// Overloaded Functions
virtual bool IsValid() const override;
virtual std::string ToString() const override;
protected:
using VendorPacket::VendorPacket;
};
class GetPlayStatusResponseBuilder : public VendorPacketBuilder {
public:
virtual ~GetPlayStatusResponseBuilder() = default;
static std::unique_ptr<GetPlayStatusResponseBuilder> MakeBuilder(
uint32_t song_length, uint32_t song_position, uint8_t play_status);
virtual size_t size() const override;
virtual bool Serialize(
const std::shared_ptr<::bluetooth::Packet>& pkt) override;
protected:
uint32_t song_length_;
uint32_t song_position_;
uint8_t play_status_;
GetPlayStatusResponseBuilder(uint32_t song_length, uint32_t song_position,
uint8_t play_status)
: VendorPacketBuilder(CType::STABLE, CommandPdu::GET_PLAY_STATUS,
PacketType::SINGLE),
song_length_(song_length),
song_position_(song_position),
play_status_(play_status){};
};
} // namespace avrcp
} // namespace bluetooth
|
