| /* |
| * 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 <set> |
| #include "vendor_packet.h" |
| |
| namespace bluetooth { |
| namespace avrcp { |
| |
| class GetElementAttributesRequest : public VendorPacket { |
| public: |
| virtual ~GetElementAttributesRequest() = default; |
| |
| /** |
| * Register Notificaiton Request 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; |
| * RegisterNotificationRequestPacket: |
| * uint64_t identifier; |
| * uint8_t number_of_attributes; |
| * uint32_t attributes_requested[]; |
| */ |
| static constexpr size_t kMinSize() { return VendorPacket::kMinSize() + 9; } |
| |
| // Getter Functions |
| uint64_t GetIdentifier() const; |
| uint8_t GetNumAttributes() const; |
| std::vector<Attribute> GetAttributesRequested() const; |
| |
| // Overloaded Functions |
| virtual bool IsValid() const override; |
| virtual std::string ToString() const override; |
| |
| protected: |
| using VendorPacket::VendorPacket; |
| }; |
| |
| class GetElementAttributesResponseBuilder : public VendorPacketBuilder { |
| public: |
| virtual ~GetElementAttributesResponseBuilder() = default; |
| |
| static std::unique_ptr<GetElementAttributesResponseBuilder> MakeBuilder( |
| size_t mtu); |
| |
| bool AddAttributeEntry(AttributeEntry entry); |
| bool AddAttributeEntry(Attribute attribute, std::string value); |
| |
| virtual size_t size() const override; |
| virtual bool Serialize( |
| const std::shared_ptr<::bluetooth::Packet>& pkt) override; |
| |
| private: |
| std::set<AttributeEntry> entries_; |
| size_t mtu_; |
| |
| GetElementAttributesResponseBuilder(size_t mtu) |
| : VendorPacketBuilder(CType::STABLE, CommandPdu::GET_ELEMENT_ATTRIBUTES, |
| PacketType::SINGLE), |
| mtu_(mtu){}; |
| }; |
| |
| } // namespace avrcp |
| } // namespace bluetooth |