1 /****************************************************************************** 2 * 3 * Copyright (C) 2016 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 #ifndef BLE_ADVERTISER_HCI_INTERFACE_H 20 #define BLE_ADVERTISER_HCI_INTERFACE_H 21 22 #include <base/bind.h> 23 #include "stack/include/bt_types.h" 24 25 /* This class is an abstraction of HCI commands used for managing 26 * advertisements. Please see VSC HCI SPEC at 27 * https://static.googleusercontent.com/media/source.android.com/en//devices/Android-6.0-Bluetooth-HCI-Reqs.pdf 28 * and Bluetooth 5.0 "Advertising Extension" feature for more details */ 29 class BleAdvertiserHciInterface { 30 public: 31 using status_cb = base::Callback<void(uint8_t /* status */)>; 32 using parameters_cb = 33 base::Callback<void(uint8_t /* status */, int8_t /* tx_power */)>; 34 35 static void Initialize(); 36 static BleAdvertiserHciInterface* Get(); 37 static void CleanUp(); 38 39 virtual ~BleAdvertiserHciInterface() = default; 40 41 class AdvertisingEventObserver { 42 public: 43 virtual ~AdvertisingEventObserver() = default; 44 virtual void OnAdvertisingSetTerminated( 45 uint8_t status, uint8_t advertising_handle, uint16_t connection_handle, 46 uint8_t num_completed_extended_adv_events) = 0; 47 }; 48 49 virtual void SetAdvertisingEventObserver( 50 AdvertisingEventObserver* observer) = 0; 51 virtual void ReadInstanceCount( 52 base::Callback<void(uint8_t /* inst_cnt*/)> cb) = 0; 53 virtual void SetParameters(uint8_t handle, uint16_t properties, 54 uint32_t adv_int_min, uint32_t adv_int_max, 55 uint8_t channel_map, uint8_t own_address_type, 56 BD_ADDR own_address, uint8_t peer_address_type, 57 BD_ADDR peer_address, uint8_t filter_policy, 58 int8_t tx_power, uint8_t primary_phy, 59 uint8_t secondary_max_skip, uint8_t secondary_phy, 60 uint8_t advertising_sid, 61 uint8_t scan_request_notify_enable, 62 parameters_cb command_complete) = 0; 63 virtual void SetAdvertisingData(uint8_t handle, uint8_t operation, 64 uint8_t fragment_preference, 65 uint8_t data_length, uint8_t* data, 66 status_cb command_complete) = 0; 67 virtual void SetScanResponseData(uint8_t handle, uint8_t operation, 68 uint8_t fragment_preference, 69 uint8_t scan_response_data_length, 70 uint8_t* scan_response_data, 71 status_cb command_complete) = 0; 72 virtual void SetRandomAddress(uint8_t handle, BD_ADDR random_address, 73 status_cb command_complete) = 0; 74 virtual void Enable(uint8_t enable, uint8_t handle, uint16_t duration, 75 uint8_t max_extended_advertising_events, 76 status_cb command_complete) = 0; 77 virtual void SetPeriodicAdvertisingParameters(uint8_t handle, 78 uint16_t periodic_adv_int_min, 79 uint16_t periodic_adv_int_max, 80 uint16_t periodic_properties, 81 status_cb command_complete) = 0; 82 virtual void SetPeriodicAdvertisingData(uint8_t handle, uint8_t operation, 83 uint8_t adv_data_length, 84 uint8_t* adv_data, 85 status_cb command_complete) = 0; 86 virtual void SetPeriodicAdvertisingEnable(uint8_t enable, uint8_t handle, 87 status_cb command_complete) = 0; 88 virtual void RemoveAdvertisingSet(uint8_t handle, 89 status_cb command_complete) = 0; 90 91 // Some implementation don't behave well when handle value 0 is used. QuirkAdvertiserZeroHandle()92 virtual bool QuirkAdvertiserZeroHandle() { return 0; } 93 }; 94 95 #endif // BLE_ADVERTISER_HCI_INTERFACE_H 96