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/*
* 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 GetCapabilitiesRequestBuilder : public VendorPacketBuilder {
public:
virtual ~GetCapabilitiesRequestBuilder() = default;
static std::unique_ptr<GetCapabilitiesRequestBuilder> MakeBuilder(
Capability capability);
virtual size_t size() const override;
virtual bool Serialize(
const std::shared_ptr<::bluetooth::Packet>& pkt) override;
protected:
Capability capability_;
GetCapabilitiesRequestBuilder(Capability capability)
: VendorPacketBuilder(CType::STATUS, CommandPdu::GET_CAPABILITIES,
PacketType::SINGLE),
capability_(capability){};
};
class GetCapabilitiesRequest : public VendorPacket {
public:
virtual ~GetCapabilitiesRequest() = 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;
* GetCapabilitiesRequestPacket:
* uint8_t capability_requested:
*/
static constexpr size_t kMinSize() { return VendorPacket::kMinSize() + 1; };
// Getter Functions
Capability GetCapabilityRequested() const;
// Overloaded Functions
virtual bool IsValid() const override;
virtual std::string ToString() const override;
protected:
using VendorPacket::VendorPacket;
};
class GetCapabilitiesResponseBuilder : public VendorPacketBuilder {
public:
virtual ~GetCapabilitiesResponseBuilder() = default;
static std::unique_ptr<GetCapabilitiesResponseBuilder> MakeCompanyIdBuilder(
uint32_t company_id_element);
static std::unique_ptr<GetCapabilitiesResponseBuilder>
MakeEventsSupportedBuilder(Event event);
GetCapabilitiesResponseBuilder* AddCompanyId(uint32_t company_id);
GetCapabilitiesResponseBuilder* AddEvent(Event event);
virtual size_t size() const override;
virtual bool Serialize(
const std::shared_ptr<::bluetooth::Packet>& pkt) override;
private:
Capability capability_;
std::set<uint32_t> elements_;
GetCapabilitiesResponseBuilder(Capability capability)
: VendorPacketBuilder(CType::STABLE, CommandPdu::GET_CAPABILITIES,
PacketType::SINGLE),
capability_(capability){};
};
class GetCapabilitiesResponse : public VendorPacket {
public:
/**
* 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;
* GetCapabilitiesRequestPacket;
* uint8_t capability_requested;
* uint16_t capability_count;
* union {
* uint8_t event_supported;
* uint8_t company_id[3];
* } capability_array[];
*/
static constexpr size_t kMinSize() { return VendorPacket::kMinSize() + 2; };
// TODO: Implement these for AVRCP Controller
// virtual uint8_t GetCapabilityReturned() const;
// virtual uint8_t GetCapabilityCount() const;
// virtual std::vector<Event> GetEventsSupported() const;
// virtual std::vector<uint32_t> GetCompanyIds() const;
virtual std::string ToString() const override;
};
} // namespace avrcp
} // namespace bluetooth