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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 "avrcp_browse_packet.h"
namespace bluetooth {
namespace avrcp {
class GetItemAttributesResponseBuilder : public BrowsePacketBuilder {
public:
virtual ~GetItemAttributesResponseBuilder() = default;
static std::unique_ptr<GetItemAttributesResponseBuilder> MakeBuilder(
Status status, size_t mtu);
bool AddAttributeEntry(AttributeEntry entry);
bool AddAttributeEntry(Attribute, std::string);
virtual size_t size() const override;
virtual bool Serialize(
const std::shared_ptr<::bluetooth::Packet>& pkt) override;
private:
Status status_;
size_t mtu_;
std::set<AttributeEntry> entries_;
GetItemAttributesResponseBuilder(Status status, size_t mtu)
: BrowsePacketBuilder(BrowsePdu::GET_ITEM_ATTRIBUTES),
status_(status),
mtu_(mtu) {}
};
class GetItemAttributesRequest : public BrowsePacket {
public:
virtual ~GetItemAttributesRequest() = default;
/**
* Avrcp Change Path Packet Layout
* BrowsePacket:
* uint8_t pdu_;
* uint16_t length_;
* GetItemAttributesRequest:
* uint8_t scope_;
* uint64_t uid_;
* uint16_t uid_counter_;
* uint8_t attr_count_;
* uint32_t[] attr_requested_;
*/
static constexpr size_t kMinSize() { return BrowsePacket::kMinSize() + 12; }
Scope GetScope() const;
uint64_t GetUid() const;
uint16_t GetUidCounter() const;
uint8_t GetNumAttributes()
const; // If this value is zero, then all attributes are requested
std::vector<Attribute> GetAttributesRequested() const;
virtual bool IsValid() const override;
virtual std::string ToString() const override;
protected:
using BrowsePacket::BrowsePacket;
};
} // namespace avrcp
} // namespace bluetooth
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