Ajay Panicker | 8f73773 | 2018-01-30 10:36:45 -0800 | [diff] [blame] | 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 | #pragma once |
| 18 | |
| 19 | #include "avrcp_browse_packet.h" |
| 20 | |
| 21 | namespace bluetooth { |
| 22 | namespace avrcp { |
| 23 | |
| 24 | class GetFolderItemsResponseBuilder : public BrowsePacketBuilder { |
| 25 | public: |
| 26 | virtual ~GetFolderItemsResponseBuilder() = default; |
| 27 | static std::unique_ptr<GetFolderItemsResponseBuilder> MakePlayerListBuilder( |
Ajay Panicker | e655209 | 2018-03-31 14:38:53 -0700 | [diff] [blame] | 28 | Status status, uint16_t uid_counter, size_t mtu); |
Ajay Panicker | 8f73773 | 2018-01-30 10:36:45 -0800 | [diff] [blame] | 29 | static std::unique_ptr<GetFolderItemsResponseBuilder> MakeVFSBuilder( |
Ajay Panicker | e655209 | 2018-03-31 14:38:53 -0700 | [diff] [blame] | 30 | Status status, uint16_t uid_counter, size_t mtu); |
Ajay Panicker | 8f73773 | 2018-01-30 10:36:45 -0800 | [diff] [blame] | 31 | static std::unique_ptr<GetFolderItemsResponseBuilder> MakeNowPlayingBuilder( |
Ajay Panicker | e655209 | 2018-03-31 14:38:53 -0700 | [diff] [blame] | 32 | Status status, uint16_t uid_counter, size_t mtu); |
Ajay Panicker | 8f73773 | 2018-01-30 10:36:45 -0800 | [diff] [blame] | 33 | |
| 34 | virtual size_t size() const override; |
| 35 | virtual bool Serialize( |
| 36 | const std::shared_ptr<::bluetooth::Packet>& pkt) override; |
| 37 | |
Ajay Panicker | e655209 | 2018-03-31 14:38:53 -0700 | [diff] [blame] | 38 | // Returns false if adding an item would exceed the MTU |
| 39 | bool AddMediaPlayer(MediaPlayerItem item); |
| 40 | bool AddSong(MediaElementItem item); |
| 41 | bool AddFolder(FolderItem item); |
Ajay Panicker | 8f73773 | 2018-01-30 10:36:45 -0800 | [diff] [blame] | 42 | |
| 43 | protected: |
| 44 | Scope scope_; |
| 45 | std::vector<MediaListItem> items_; |
| 46 | Status status_; |
| 47 | uint16_t uid_counter_; |
Ajay Panicker | e655209 | 2018-03-31 14:38:53 -0700 | [diff] [blame] | 48 | size_t mtu_; |
Ajay Panicker | 8f73773 | 2018-01-30 10:36:45 -0800 | [diff] [blame] | 49 | |
| 50 | GetFolderItemsResponseBuilder(Scope scope, Status status, |
Ajay Panicker | e655209 | 2018-03-31 14:38:53 -0700 | [diff] [blame] | 51 | uint16_t uid_counter, size_t mtu) |
Ajay Panicker | 8f73773 | 2018-01-30 10:36:45 -0800 | [diff] [blame] | 52 | : BrowsePacketBuilder(BrowsePdu::GET_FOLDER_ITEMS), |
| 53 | scope_(scope), |
| 54 | status_(status), |
Ajay Panicker | e655209 | 2018-03-31 14:38:53 -0700 | [diff] [blame] | 55 | uid_counter_(uid_counter), |
| 56 | mtu_(mtu){}; |
Ajay Panicker | 8f73773 | 2018-01-30 10:36:45 -0800 | [diff] [blame] | 57 | |
| 58 | private: |
| 59 | void PushMediaListItem(const std::shared_ptr<::bluetooth::Packet>& pkt, |
| 60 | const MediaListItem& item); |
| 61 | void PushMediaPlayerItem(const std::shared_ptr<::bluetooth::Packet>& pkt, |
| 62 | const MediaPlayerItem& item); |
| 63 | void PushMediaElementItem(const std::shared_ptr<::bluetooth::Packet>& pkt, |
| 64 | const MediaElementItem& item); |
| 65 | void PushFolderItem(const std::shared_ptr<::bluetooth::Packet>& pkt, |
| 66 | const FolderItem& item); |
| 67 | }; |
| 68 | |
| 69 | class GetFolderItemsRequest : public BrowsePacket { |
| 70 | public: |
| 71 | virtual ~GetFolderItemsRequest() = default; |
| 72 | |
| 73 | /** |
| 74 | * Avrcp Change Path Packet Layout |
| 75 | * BrowsePacket: |
| 76 | * uint8_t pdu_; |
| 77 | * uint16_t length_; |
| 78 | * GetFolderItemsRequest: |
| 79 | * uint8_t scope_; |
| 80 | * uint32_t start_item_; |
| 81 | * uint32_t end_item_; |
| 82 | * uint8_t attr_count_; |
| 83 | * uint32_t[] attr_requested_; |
| 84 | */ |
| 85 | static constexpr size_t kMinSize() { return BrowsePacket::kMinSize() + 10; } |
| 86 | |
| 87 | Scope GetScope() const; |
| 88 | uint32_t GetStartItem() const; |
| 89 | uint32_t GetEndItem() const; |
| 90 | uint8_t GetNumAttributes() const; |
| 91 | std::vector<Attribute> GetAttributesRequested() const; |
| 92 | |
| 93 | virtual bool IsValid() const override; |
| 94 | virtual std::string ToString() const override; |
| 95 | |
| 96 | protected: |
| 97 | using BrowsePacket::BrowsePacket; |
| 98 | }; |
| 99 | |
Ajay Panicker | fc136d1 | 2018-04-02 18:21:04 -0700 | [diff] [blame] | 100 | class GetFolderItemsRequestBuilder : public BrowsePacketBuilder { |
| 101 | public: |
| 102 | virtual ~GetFolderItemsRequestBuilder() = default; |
| 103 | |
| 104 | static std::unique_ptr<GetFolderItemsRequestBuilder> MakeBuilder( |
| 105 | Scope scope, uint32_t start_item, uint32_t end_item, |
| 106 | const std::set<Attribute>& requested_attrs); |
| 107 | |
| 108 | virtual size_t size() const override; |
| 109 | virtual bool Serialize( |
| 110 | const std::shared_ptr<::bluetooth::Packet>& pkt) override; |
| 111 | |
| 112 | protected: |
| 113 | GetFolderItemsRequestBuilder(Scope scope, uint32_t start_item, |
| 114 | uint32_t end_item, |
| 115 | const std::set<Attribute>& requested_attrs) |
| 116 | : BrowsePacketBuilder(BrowsePdu::GET_FOLDER_ITEMS), |
| 117 | scope_(scope), |
| 118 | start_item_(start_item), |
| 119 | end_item_(end_item), |
| 120 | requested_attrs_(requested_attrs){}; |
| 121 | |
| 122 | Scope scope_; |
| 123 | uint32_t start_item_; |
| 124 | uint32_t end_item_; |
| 125 | std::set<Attribute> requested_attrs_; |
| 126 | }; |
| 127 | |
Ajay Panicker | 8f73773 | 2018-01-30 10:36:45 -0800 | [diff] [blame] | 128 | } // namespace avrcp |
| 129 | } // namespace bluetooth |