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74 lines
2.3 KiB
74 lines
2.3 KiB
4 months ago
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/*
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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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#include "pass_through_packet.h"
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namespace bluetooth {
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namespace avrcp {
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std::unique_ptr<PassThroughPacketBuilder> PassThroughPacketBuilder::MakeBuilder(
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bool response, bool pushed, uint8_t opperation_id) {
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auto builder = std::unique_ptr<PassThroughPacketBuilder>(
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new PassThroughPacketBuilder(response, pushed, opperation_id));
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return builder;
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}
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size_t PassThroughPacketBuilder::size() const {
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return PassThroughPacket::kMinSize();
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}
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bool PassThroughPacketBuilder::Serialize(
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const std::shared_ptr<::bluetooth::Packet>& pkt) {
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ReserveSpace(pkt, size());
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PacketBuilder::PushHeader(pkt);
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uint8_t byte = opperation_id_ & 0b01111111;
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if (!pushed_) byte |= 0b10000000;
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AddPayloadOctets1(pkt, byte);
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// Data length, for this packet it's always 0;
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AddPayloadOctets1(pkt, 0x00);
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return true;
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}
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KeyState PassThroughPacket::GetKeyState() const {
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auto it = begin() + Packet::kMinSize();
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return static_cast<KeyState>(((*it) & 0b10000000) >> 7);
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}
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uint8_t PassThroughPacket::GetOperationId() const {
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return *(begin() + Packet::kMinSize()) & 0b01111111;
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}
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bool PassThroughPacket::IsValid() const { return size() == kMinSize(); }
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std::string PassThroughPacket::ToString() const {
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std::stringstream ss;
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ss << "Avrcp::AvrcpPacket: " << std::endl;
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ss << " └ cType = " << GetCType() << std::endl;
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ss << " └ Subunit Type = " << loghex(GetSubunitType()) << std::endl;
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ss << " └ Subunit ID = " << loghex(GetSubunitId()) << std::endl;
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ss << " └ OpCode = " << GetOpcode() << std::endl;
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ss << " └ Pushed = " << GetKeyState() << std::endl;
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ss << " └ Opperation ID = " << loghex(GetOperationId()) << std::endl;
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return ss.str();
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}
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} // namespace avrcp
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} // namespace bluetooth
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