1 /*
2 * Copyright 2022 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "phy_device.h"
18
19 #include "phy_layer.h"
20
21 namespace rootcanal {
22
PhyDevice(Identifier id,std::string type,std::shared_ptr<Device> device)23 PhyDevice::PhyDevice(Identifier id, std::string type,
24 std::shared_ptr<Device> device)
25 : id(id), type(std::move(type)), device_(std::move(device)) {
26 using namespace std::placeholders;
27 ASSERT(device_ != nullptr);
28 device_->RegisterLinkLayerChannel(
29 std::bind(&PhyDevice::Send, this, _1, _2, _3));
30 }
31
Register(PhyLayer * phy)32 void PhyDevice::Register(PhyLayer* phy) { phy_layers_.insert(phy); }
33
Unregister(PhyLayer * phy)34 void PhyDevice::Unregister(PhyLayer* phy) { phy_layers_.erase(phy); }
35
Tick()36 void PhyDevice::Tick() { device_->Tick(); }
37
SetAddress(bluetooth::hci::Address address)38 void PhyDevice::SetAddress(bluetooth::hci::Address address) {
39 device_->SetAddress(std::move(address));
40 }
41
Receive(std::vector<uint8_t> const & packet,Phy::Type type,int8_t rssi)42 void PhyDevice::Receive(std::vector<uint8_t> const& packet, Phy::Type type,
43 int8_t rssi) {
44 std::shared_ptr<std::vector<uint8_t>> packet_copy =
45 std::make_shared<std::vector<uint8_t>>(packet);
46 model::packets::LinkLayerPacketView packet_view =
47 model::packets::LinkLayerPacketView::Create(
48 bluetooth::packet::PacketView<bluetooth::packet::kLittleEndian>(
49 packet_copy));
50 if (packet_view.IsValid()) {
51 device_->ReceiveLinkLayerPacket(std::move(packet_view), type, rssi);
52 } else {
53 LOG_WARN("received invalid LL packet");
54 }
55 }
56
Send(std::vector<uint8_t> const & packet,Phy::Type type,int8_t tx_power)57 void PhyDevice::Send(std::vector<uint8_t> const& packet, Phy::Type type,
58 int8_t tx_power) {
59 for (auto const& phy : phy_layers_) {
60 if (phy->type == type) {
61 phy->Send(packet, tx_power, id);
62 }
63 }
64 }
65
ToString()66 std::string PhyDevice::ToString() { return device_->ToString(); }
67
68 } // namespace rootcanal
69