/*
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* Copyright 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <set>
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#include "vendor_packet.h"
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namespace bluetooth {
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namespace avrcp {
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class GetCapabilitiesRequestBuilder : public VendorPacketBuilder {
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public:
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virtual ~GetCapabilitiesRequestBuilder() = default;
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static std::unique_ptr<GetCapabilitiesRequestBuilder> MakeBuilder(
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Capability capability);
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virtual size_t size() const override;
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virtual bool Serialize(
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const std::shared_ptr<::bluetooth::Packet>& pkt) override;
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protected:
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Capability capability_;
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GetCapabilitiesRequestBuilder(Capability capability)
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: VendorPacketBuilder(CType::STATUS, CommandPdu::GET_CAPABILITIES,
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PacketType::SINGLE),
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capability_(capability){};
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};
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class GetCapabilitiesRequest : public VendorPacket {
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public:
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virtual ~GetCapabilitiesRequest() = default;
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/**
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* Get Capabilities Response Packet Layout
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* AvrcpPacket:
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* CType c_type_;
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* uint8_t subunit_type_ : 5;
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* uint8_t subunit_id_ : 3;
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* Opcode opcode_;
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* VendorPacket:
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* uint8_t company_id[3];
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* uint8_t command_pdu;
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* uint8_t packet_type;
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* uint16_t param_length;
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* GetCapabilitiesRequestPacket:
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* uint8_t capability_requested:
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*/
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static constexpr size_t kMinSize() { return VendorPacket::kMinSize() + 1; };
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// Getter Functions
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Capability GetCapabilityRequested() const;
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// Overloaded Functions
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virtual bool IsValid() const override;
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virtual std::string ToString() const override;
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protected:
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using VendorPacket::VendorPacket;
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};
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class GetCapabilitiesResponseBuilder : public VendorPacketBuilder {
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public:
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virtual ~GetCapabilitiesResponseBuilder() = default;
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static std::unique_ptr<GetCapabilitiesResponseBuilder> MakeCompanyIdBuilder(
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uint32_t company_id_element);
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static std::unique_ptr<GetCapabilitiesResponseBuilder>
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MakeEventsSupportedBuilder(Event event);
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GetCapabilitiesResponseBuilder* AddCompanyId(uint32_t company_id);
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GetCapabilitiesResponseBuilder* AddEvent(Event event);
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virtual size_t size() const override;
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virtual bool Serialize(
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const std::shared_ptr<::bluetooth::Packet>& pkt) override;
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private:
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Capability capability_;
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std::set<uint32_t> elements_;
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GetCapabilitiesResponseBuilder(Capability capability)
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: VendorPacketBuilder(CType::STABLE, CommandPdu::GET_CAPABILITIES,
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PacketType::SINGLE),
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capability_(capability){};
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};
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class GetCapabilitiesResponse : public VendorPacket {
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public:
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/**
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* Get Capabilities Response Packet Layout
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* AvrcpPacket:
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* CType c_type_;
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* uint8_t subunit_type_ : 5;
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* uint8_t subunit_id_ : 3;
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* Opcode opcode_;
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* VendorPacket:
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* uint8_t company_id[3];
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* uint8_t command_pdu;
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* uint8_t packet_type;
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* uint16_t param_length;
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* GetCapabilitiesRequestPacket;
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* uint8_t capability_requested;
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* uint16_t capability_count;
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* union {
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* uint8_t event_supported;
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* uint8_t company_id[3];
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* } capability_array[];
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*/
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static constexpr size_t kMinSize() { return VendorPacket::kMinSize() + 2; };
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// TODO: Implement these for AVRCP Controller
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// virtual uint8_t GetCapabilityReturned() const;
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// virtual uint8_t GetCapabilityCount() const;
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// virtual std::vector<Event> GetEventsSupported() const;
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// virtual std::vector<uint32_t> GetCompanyIds() const;
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virtual std::string ToString() const override;
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};
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} // namespace avrcp
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} // namespace bluetooth
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