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 /** 18 * packet_hub is a central point for packet transfer between HCI, UWB, WiFi 19 * facades and gRPC and socket transports. 20 * 21 * It allows a single point for: 22 * - statistics collection 23 * - pcap trace management 24 * - inspection/analysis (NYI) 25 */ 26 27 #pragma once 28 29 // Use gRPC HCI PacketType definitions so we don't expose Rootcanal's version 30 // outside of the Bluetooth Facade. 31 #include "common.pb.h" 32 #include "hci_packet.pb.h" 33 #include "rust/cxx.h" 34 35 namespace netsim { 36 namespace packet_hub { 37 38 /* Handle packet request/response for the Bluetooth Facade which may come over 39 different transports. */ 40 41 void HandleRequest(common::ChipKind kind, uint32_t facade_id, 42 const std::vector<uint8_t> &packet, 43 packet::HCIPacket_PacketType packet_type); 44 45 void HandleRequestCxx(uint32_t kind, uint32_t facade_id, 46 const rust::Vec<uint8_t> &packet, uint8_t packet_type); 47 48 void HandleBtResponse(uint32_t facade_id, 49 packet::HCIPacket_PacketType packet_type, 50 const std::shared_ptr<std::vector<uint8_t>> &packet); 51 52 void HandleWifiResponse(uint32_t facade_id, 53 const std::shared_ptr<std::vector<uint8_t>> &packet); 54 55 } // namespace packet_hub 56 } // namespace netsim 57