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