1*4d7e907cSAndroid Build Coastguard Worker /* 2*4d7e907cSAndroid Build Coastguard Worker * Copyright 2022 The Android Open Source Project 3*4d7e907cSAndroid Build Coastguard Worker * 4*4d7e907cSAndroid Build Coastguard Worker * Licensed under the Apache License, Version 2.0 (the "License"); 5*4d7e907cSAndroid Build Coastguard Worker * you may not use this file except in compliance with the License. 6*4d7e907cSAndroid Build Coastguard Worker * You may obtain a copy of the License at 7*4d7e907cSAndroid Build Coastguard Worker * 8*4d7e907cSAndroid Build Coastguard Worker * http://www.apache.org/licenses/LICENSE-2.0 9*4d7e907cSAndroid Build Coastguard Worker * 10*4d7e907cSAndroid Build Coastguard Worker * Unless required by applicable law or agreed to in writing, software 11*4d7e907cSAndroid Build Coastguard Worker * distributed under the License is distributed on an "AS IS" BASIS, 12*4d7e907cSAndroid Build Coastguard Worker * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*4d7e907cSAndroid Build Coastguard Worker * See the License for the specific language governing permissions and 14*4d7e907cSAndroid Build Coastguard Worker * limitations under the License. 15*4d7e907cSAndroid Build Coastguard Worker */ 16*4d7e907cSAndroid Build Coastguard Worker 17*4d7e907cSAndroid Build Coastguard Worker #pragma once 18*4d7e907cSAndroid Build Coastguard Worker 19*4d7e907cSAndroid Build Coastguard Worker #include <functional> 20*4d7e907cSAndroid Build Coastguard Worker #include <memory> 21*4d7e907cSAndroid Build Coastguard Worker #include <vector> 22*4d7e907cSAndroid Build Coastguard Worker 23*4d7e907cSAndroid Build Coastguard Worker #include "hci_internals.h" 24*4d7e907cSAndroid Build Coastguard Worker 25*4d7e907cSAndroid Build Coastguard Worker namespace android::hardware::bluetooth::hci { 26*4d7e907cSAndroid Build Coastguard Worker 27*4d7e907cSAndroid Build Coastguard Worker class HciPacketizer { 28*4d7e907cSAndroid Build Coastguard Worker public: 29*4d7e907cSAndroid Build Coastguard Worker HciPacketizer() = default; 30*4d7e907cSAndroid Build Coastguard Worker bool OnDataReady(PacketType packet_type, const std::vector<uint8_t>& data, 31*4d7e907cSAndroid Build Coastguard Worker size_t* offset); 32*4d7e907cSAndroid Build Coastguard Worker const std::vector<uint8_t>& GetPacket() const; 33*4d7e907cSAndroid Build Coastguard Worker 34*4d7e907cSAndroid Build Coastguard Worker protected: 35*4d7e907cSAndroid Build Coastguard Worker enum State { HCI_HEADER, HCI_PAYLOAD }; 36*4d7e907cSAndroid Build Coastguard Worker State state_{HCI_HEADER}; 37*4d7e907cSAndroid Build Coastguard Worker std::vector<uint8_t> packet_; 38*4d7e907cSAndroid Build Coastguard Worker size_t bytes_remaining_{0}; 39*4d7e907cSAndroid Build Coastguard Worker }; 40*4d7e907cSAndroid Build Coastguard Worker 41*4d7e907cSAndroid Build Coastguard Worker } // namespace android::hardware::bluetooth::hci 42