btm_ble.cc revision 874ef327d4624bf9c189b1ac37e831cfab75774b
15738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 25738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 35b790feeeb211c42bf78ca3ae9c26aa30e516765Jakub Pawlowski * Copyright 1999-2012 Broadcom Corporation 45738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 55738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 65738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * you may not use this file except in compliance with the License. 75738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * You may obtain a copy of the License at: 85738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 95738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * See the License for the specific language governing permissions and 155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * limitations under the License. 165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ******************************************************************************/ 185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * This file contains functions for BLE device control utilities, and LE 225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * security functions. 235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ******************************************************************************/ 2549a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen 2649a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#define LOG_TAG "bt_btm_ble" 2749a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen 28bf9a8aa26988aedbc161d75f2688641ce59dc001Mike J. Chen#include "bt_target.h" 29bf9a8aa26988aedbc161d75f2688641ce59dc001Mike J. Chen 300c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski#include <base/bind.h> 315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <string.h> 325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "bt_types.h" 345cd8bff2dd0337cb52bf48f312e3d2d55a8882fbMike J. Chen#include "bt_utils.h" 3549a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "btm_ble_api.h" 3649a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "btm_int.h" 3749a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "btu.h" 38444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#include "device/include/controller.h" 3949a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "gap_api.h" 40b2a292b5d8df2f359c38b0787bc01181225a9bc9Pavlin Radoslavov#include "gatt_api.h" 4149a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "hcimsgs.h" 4249a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "l2c_int.h" 43f8027005333c88a2f097cfd70d15c3d54c7764aeChris Manton#include "osi/include/log.h" 44d7ffd64accbd50a27289a388856e56244ccbb5daMyles Watson#include "osi/include/osi.h" 4549a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "smp_api.h" 46ed534e330bf63c72e778fc8daae09ddd63c395b2Wei Wang 47911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonextern bool aes_cipher_msg_auth_code(BT_OCTET16 key, uint8_t* input, 48911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint16_t length, uint16_t tlen, 49911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t* p_signature); 50d08d44e09b680195c253cb24971428e3fb2c77bbJakub Pawlowskiextern void gatt_notify_phy_updated(uint8_t status, uint16_t handle, 51d08d44e09b680195c253cb24971428e3fb2c77bbJakub Pawlowski uint8_t tx_phy, uint8_t rx_phy); 52d88da92ae1e9dc81cd97cb30e920d588156cac11Jakub Pawlowskiextern void btm_ble_advertiser_notify_terminated_legacy( 53d88da92ae1e9dc81cd97cb30e920d588156cac11Jakub Pawlowski uint8_t status, uint16_t connection_handle); 54426da5ad3cc43336e48620605e37e9432b3cd126Andre Eisenbach 55ee96a3c60fca590d38025925c072d264e06493c4Myles Watson/******************************************************************************/ 569ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson/* External Function to be called by other modules */ 57ee96a3c60fca590d38025925c072d264e06493c4Myles Watson/******************************************************************************/ 585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************** 59ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 60ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_SecAddBleDevice 61ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 62ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description Add/modify device. This function will be normally called 63ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * during host startup to restore all required information 64ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * for a LE device stored in the NVRAM. 65ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 66ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameters: bd_addr - BD address of the peer 679ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * bd_name - Name of the peer device. NULL if unknown. 68ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * dev_type - Remote device's device type. 69ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * addr_type - LE device address type. 70ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 71ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns true if added OK, else false 72ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 73ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 74a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool BTM_SecAddBleDevice(const RawAddress& bd_addr, BD_NAME bd_name, 75911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBT_DEVICE_TYPE dev_type, tBLE_ADDR_TYPE addr_type) { 76911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s: dev_type=0x%x", __func__, dev_type); 77c9f86da73bfb637426c83b86497c50fede4e0f63Jakub Pawlowski 78911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 79911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!p_dev_rec) { 80911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec = btm_sec_allocate_dev_rec(); 81cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski 82c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski p_dev_rec->bd_addr = bd_addr; 83911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->hci_handle = BTM_GetHCIConnHandle(bd_addr, BT_TRANSPORT_BR_EDR); 84911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->ble_hci_handle = BTM_GetHCIConnHandle(bd_addr, BT_TRANSPORT_LE); 85cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski 86911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* update conn params, use default value for background connection params */ 87911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.min_conn_int = BTM_BLE_CONN_PARAM_UNDEF; 88911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.max_conn_int = BTM_BLE_CONN_PARAM_UNDEF; 89911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.supervision_tout = BTM_BLE_CONN_PARAM_UNDEF; 90911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.slave_latency = BTM_BLE_CONN_PARAM_UNDEF; 91cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski 92911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s: Device added, handle=0x%x ", __func__, 93911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->ble_hci_handle); 94911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 96911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memset(p_dev_rec->sec_bd_name, 0, sizeof(tBTM_BD_NAME)); 975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 98911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (bd_name && bd_name[0]) { 99911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_flags |= BTM_SEC_NAME_KNOWN; 100911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson strlcpy((char*)p_dev_rec->sec_bd_name, (char*)bd_name, 101911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_MAX_REM_BD_NAME_LEN); 102911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 103911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->device_type |= dev_type; 104911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->ble.ble_addr_type = addr_type; 1055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 106c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski p_dev_rec->ble.pseudo_addr = bd_addr; 107911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* sync up with the Inq Data base*/ 108911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_INQ_INFO* p_info = BTM_InqDbRead(bd_addr); 109911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_info) { 110911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_info->results.ble_addr_type = p_dev_rec->ble.ble_addr_type; 111911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_info->results.device_type = p_dev_rec->device_type; 112911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("InqDb device_type =0x%x addr_type=0x%x", 113911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_info->results.device_type, p_info->results.ble_addr_type); 114911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 116911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return true; 1175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 120ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 121ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_SecAddBleKey 122ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 123ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description Add/modify LE device information. This function will be 124ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * normally called during host startup to restore all required 125ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * information stored in the NVRAM. 126ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 127ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameters: bd_addr - BD address of the peer 128ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_le_key - LE key values. 129ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * key_type - LE SMP key type. 1305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project* 131ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns true if added OK, else false 132ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 133ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 134a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool BTM_SecAddBleKey(const RawAddress& bd_addr, tBTM_LE_KEY_VALUE* p_le_key, 135911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_LE_KEY_TYPE key_type) { 136911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec; 137911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("BTM_SecAddBleKey"); 138911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec = btm_find_dev(bd_addr); 139911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!p_dev_rec || !p_le_key || 140911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (key_type != BTM_LE_KEY_PENC && key_type != BTM_LE_KEY_PID && 141911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson key_type != BTM_LE_KEY_PCSRK && key_type != BTM_LE_KEY_LENC && 142911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson key_type != BTM_LE_KEY_LCSRK && key_type != BTM_LE_KEY_LID)) { 143c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski LOG(WARNING) << __func__ 144c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski << " Wrong Type, or No Device record for bdaddr: " << bd_addr 145c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski << ", Type: " << key_type; 146911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return (false); 147911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 149c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski VLOG(1) << __func__ << " BDA: " << bd_addr << ", Type: " << key_type; 1505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 151911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_sec_save_le_key(bd_addr, key_type, p_le_key, false); 152444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 153444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#if (BLE_PRIVACY_SPT == TRUE) 154911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (key_type == BTM_LE_KEY_PID || key_type == BTM_LE_KEY_LID) 155911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_resolving_list_load_dev(p_dev_rec); 156444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#endif 1575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 158911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return (true); 1595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 162ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 163ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleLoadLocalKeys 164ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 165ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description Local local identity key, encryption root or sign counter. 166ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1679ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Parameters: key_type: type of key, can be BTM_BLE_KEY_TYPE_ID, 1689ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * BTM_BLE_KEY_TYPE_ER 1699ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * or BTM_BLE_KEY_TYPE_COUNTER. 170ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_key: pointer to the key. 1719ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * 172ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns non2. 173ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 174ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 175911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid BTM_BleLoadLocalKeys(uint8_t key_type, tBTM_BLE_LOCAL_KEYS* p_key) { 176911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_DEVCB* p_devcb = &btm_cb.devcb; 177911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s", __func__); 178911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_key != NULL) { 179911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson switch (key_type) { 180911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_BLE_KEY_TYPE_ID: 181911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(&p_devcb->id_keys, &p_key->id_keys, 182911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson sizeof(tBTM_BLE_LOCAL_ID_KEYS)); 183911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 184911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 185911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_BLE_KEY_TYPE_ER: 186911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(p_devcb->ble_encryption_key_value, p_key->er, 187911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson sizeof(BT_OCTET16)); 188911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 189911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 190911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson default: 191911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("unknow local key type: %d", key_type); 192911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 194911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 198ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 199ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_GetDeviceEncRoot 200ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 201ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to read the local device encryption 202ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * root. 203ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 204ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 205ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * the local device ER is copied into ble_encr_key_value 206ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 207ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 208911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid BTM_GetDeviceEncRoot(BT_OCTET16 ble_encr_key_value) { 209911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s", __func__); 210911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(ble_encr_key_value, btm_cb.devcb.ble_encryption_key_value, 211911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BT_OCTET16_LEN); 2125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 215ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 216ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_GetDeviceIDRoot 217ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 218ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to read the local device identity 219ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * root. 220ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 221ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 222ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * the local device IR is copied into irk 223ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 224ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 225911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid BTM_GetDeviceIDRoot(BT_OCTET16 irk) { 226911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("BTM_GetDeviceIDRoot "); 2275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 228911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(irk, btm_cb.devcb.id_keys.irk, BT_OCTET16_LEN); 2295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 232ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 233ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_GetDeviceDHK 234ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 235ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to read the local device DHK. 236ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 237ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 238ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * the local device DHK is copied into dhk 239ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 240ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 241911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid BTM_GetDeviceDHK(BT_OCTET16 dhk) { 242911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("BTM_GetDeviceDHK"); 243911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(dhk, btm_cb.devcb.id_keys.dhk, BT_OCTET16_LEN); 2445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 247ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 248ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_ReadConnectionAddr 249ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2509ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Description This function is called to get the local device address 2519ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * information. 252ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 253ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 254ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 255ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 256a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid BTM_ReadConnectionAddr(const RawAddress& remote_bda, 257a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowski RawAddress& local_conn_addr, 258911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBLE_ADDR_TYPE* p_addr_type) { 259911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tACL_CONN* p_acl = btm_bda_to_acl(remote_bda, BT_TRANSPORT_LE); 260ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 261911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_acl == NULL) { 262911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("No connection exist!"); 263911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return; 264911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 265c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski local_conn_addr = p_acl->conn_addr; 266911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_addr_type = p_acl->conn_addr_type; 267ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 268911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("BTM_ReadConnectionAddr address type: %d addr: 0x%02x", 269c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski p_acl->conn_addr_type, p_acl->conn_addr.address[0]); 2705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 271bf9a8aa26988aedbc161d75f2688641ce59dc001Mike J. Chen 2726975b4d711142b885af479721cada448952c6b41Andre Eisenbach/******************************************************************************* 273ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 274ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_IsBleConnection 275ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 276ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to check if the connection handle 277ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * for an LE link 278ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 279ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns true if connection is LE link, otherwise false. 280ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 281ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 282911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonbool BTM_IsBleConnection(uint16_t conn_handle) { 283911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t xx; 284911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tACL_CONN* p; 2856975b4d711142b885af479721cada448952c6b41Andre Eisenbach 286911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_API("BTM_IsBleConnection: conn_handle: %d", conn_handle); 2876975b4d711142b885af479721cada448952c6b41Andre Eisenbach 288911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson xx = btm_handle_to_acl_index(conn_handle); 289911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (xx >= MAX_L2CAP_LINKS) return false; 2906975b4d711142b885af479721cada448952c6b41Andre Eisenbach 291911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p = &btm_cb.acl_db[xx]; 2926975b4d711142b885af479721cada448952c6b41Andre Eisenbach 293911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return (p->transport == BT_TRANSPORT_LE); 2946975b4d711142b885af479721cada448952c6b41Andre Eisenbach} 2955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 297ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2989ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Function BTM_ReadRemoteConnectionAddr 299ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 3009ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Description This function is read the remote device address currently used 301ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 302ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameters pseudo_addr: pseudo random address available 303ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * conn_addr:connection address used 3049ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * p_addr_type : BD Address type, Public or Random of the address 3059ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * used 306ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 3079ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Returns bool, true if connection to remote device exists, else false 308ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 309ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 310a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool BTM_ReadRemoteConnectionAddr(const RawAddress& pseudo_addr, 311a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowski RawAddress& conn_addr, 312911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBLE_ADDR_TYPE* p_addr_type) { 313911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool st = true; 3147fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta#if (BLE_PRIVACY_SPT == TRUE) 315911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tACL_CONN* p = btm_bda_to_acl(pseudo_addr, BT_TRANSPORT_LE); 316ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 317911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p == NULL) { 318911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR( 319911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "BTM_ReadRemoteConnectionAddr can not find connection" 320911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson " with matching address"); 321911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return false; 322911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 3238b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 324c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski conn_addr = p->active_remote_addr; 325911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_addr_type = p->active_remote_addr_type; 3268b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#else 327911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(pseudo_addr); 3287fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta 329c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski conn_addr = pseudo_addr; 330911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec != NULL) { 331911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_addr_type = p_dev_rec->ble.ble_addr_type; 332911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 3338b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#endif 334911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return st; 335ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 336ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/******************************************************************************* 337ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 338ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_SecurityGrant 339ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 340ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to grant security process. 341ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 342ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameters bd_addr - peer device bd address. 343ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * res - result of the operation BTM_SUCCESS if success. 3449ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Otherwise, BTM_REPEATED_ATTEMPTS if too many 3459ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * attempts. 346ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 347ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns None 348ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 349ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 350a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid BTM_SecurityGrant(const RawAddress& bd_addr, uint8_t res) { 351911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tSMP_STATUS res_smp = 352911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (res == BTM_SUCCESS) ? SMP_SUCCESS : SMP_REPEATED_ATTEMPTS; 353911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("BTM_SecurityGrant"); 354911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson SMP_SecurityGrant(bd_addr, res_smp); 3555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 358ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 359ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BlePasskeyReply 360ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 361ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called after Security Manager submitted 362ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * passkey request to the application. 363ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 3649ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Parameters: bd_addr - Address of the device for which passkey was 3659ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * requested 3669ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * res - result of the operation BTM_SUCCESS if success 3679ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * key_len - length in bytes of the Passkey 3689ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * p_passkey - pointer to array with the passkey 3699ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * trusted_mask - bitwise OR of trusted services (array of 3709ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * uint32_t) 371ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 372ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 373a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid BTM_BlePasskeyReply(const RawAddress& bd_addr, uint8_t res, 374c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski uint32_t passkey) { 375911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 376911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tSMP_STATUS res_smp = 377911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (res == BTM_SUCCESS) ? SMP_SUCCESS : SMP_PASSKEY_ENTRY_FAIL; 3785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 379911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec == NULL) { 380911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("Passkey reply to Unknown device"); 381911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return; 382911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 383ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 384911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_flags |= BTM_SEC_LE_AUTHENTICATED; 385911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("BTM_BlePasskeyReply"); 386911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson SMP_PasskeyReply(bd_addr, res_smp, passkey); 3875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 390ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 391ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleConfirmReply 392ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 393ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called after Security Manager submitted 394ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * numeric comparison request to the application. 395ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 396ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameters: bd_addr - Address of the device with which numeric 397ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * comparison was requested 398ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * res - comparison result BTM_SUCCESS if success 399ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 400ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 401a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid BTM_BleConfirmReply(const RawAddress& bd_addr, uint8_t res) { 402911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 403911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tSMP_STATUS res_smp = 404911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (res == BTM_SUCCESS) ? SMP_SUCCESS : SMP_PASSKEY_ENTRY_FAIL; 405444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 406911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec == NULL) { 407911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("Passkey reply to Unknown device"); 408911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return; 409911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 410444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 411911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_flags |= BTM_SEC_LE_AUTHENTICATED; 412911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s", __func__); 413911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson SMP_ConfirmReply(bd_addr, res_smp); 414444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji} 415444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 416444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji/******************************************************************************* 417ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 418ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleOobDataReply 419ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 420ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to provide the OOB data for 421ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * SMP in response to BTM_LE_OOB_REQ_EVT 422ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 423ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameters: bd_addr - Address of the peer device 424ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * res - result of the operation SMP_SUCCESS if success 4259ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * p_data - oob data, depending on transport and 4269ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * capabilities. 427ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Might be "Simple Pairing Randomizer", or 428ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * "Security Manager TK Value". 429ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 430ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 431a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid BTM_BleOobDataReply(const RawAddress& bd_addr, uint8_t res, uint8_t len, 432911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t* p_data) { 433911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tSMP_STATUS res_smp = (res == BTM_SUCCESS) ? SMP_SUCCESS : SMP_OOB_FAIL; 434911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 4355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 436911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s:", __func__); 437ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 438911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec == NULL) { 439911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("%s: Unknown device", __func__); 440911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return; 441911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 442ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 443911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_flags |= BTM_SEC_LE_AUTHENTICATED; 444911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson SMP_OobDataReply(bd_addr, res_smp, len, p_data); 4455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 447bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski/******************************************************************************* 448ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 449ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleSecureConnectionOobDataReply 450ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 451ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to provide the OOB data for 452ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * SMP in response to BTM_LE_OOB_REQ_EVT when secure connection 453ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * data is available 454ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 455ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameters: bd_addr - Address of the peer device 456ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_c - pointer to Confirmation. 457ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_r - pointer to Randomizer 458ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 459ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 460a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid BTM_BleSecureConnectionOobDataReply(const RawAddress& bd_addr, 461c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski uint8_t* p_c, uint8_t* p_r) { 462911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 463bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 464911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s:", __func__); 465bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 466911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec == NULL) { 467911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("%s: Unknown device", __func__); 468911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return; 469911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 470bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 471911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_flags |= BTM_SEC_LE_AUTHENTICATED; 472bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 473911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tSMP_SC_OOB_DATA oob; 474911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memset(&oob, 0, sizeof(tSMP_SC_OOB_DATA)); 475bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 476911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson oob.peer_oob_data.present = true; 477911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(&oob.peer_oob_data.randomizer, p_r, BT_OCTET16_LEN); 478911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(&oob.peer_oob_data.commitment, p_c, BT_OCTET16_LEN); 479911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson oob.peer_oob_data.addr_rcvd_from.type = p_dev_rec->ble.ble_addr_type; 48078b81c6db0aed32eb595ce4de7eb22fc24800058Jakub Pawlowski oob.peer_oob_data.addr_rcvd_from.bda = bd_addr; 481bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 482911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson SMP_SecureConnectionOobDataReply((uint8_t*)&oob); 483bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski} 484bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 4855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 486ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 487ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleSetConnScanParams 488ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 489ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description Set scan parameter used in BLE connection request 490ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 491ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameters: scan_interval: scan interval 492ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * scan_window: scan window 493ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 494ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 495ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 496ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 497911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid BTM_BleSetConnScanParams(uint32_t scan_interval, uint32_t scan_window) { 498911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_BLE_CB* p_ble_cb = &btm_cb.ble_ctr_cb; 499911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool new_param = false; 5005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 501911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (BTM_BLE_ISVALID_PARAM(scan_interval, BTM_BLE_SCAN_INT_MIN, 502911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_BLE_SCAN_INT_MAX) && 503911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_BLE_ISVALID_PARAM(scan_window, BTM_BLE_SCAN_WIN_MIN, 504911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_BLE_SCAN_WIN_MAX)) { 505911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_ble_cb->scan_int != scan_interval) { 506911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_ble_cb->scan_int = scan_interval; 507911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson new_param = true; 508911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 5095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 510911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_ble_cb->scan_win != scan_window) { 511911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_ble_cb->scan_win = scan_window; 512911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson new_param = true; 5135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 514911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 515911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (new_param && p_ble_cb->conn_state == BLE_BG_CONN) { 516911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_suspend_bg_conn(); 5175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 518911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 519911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("Illegal Connection Scan Parameters"); 520911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 5215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 5225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 5235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************** 524ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 525ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleSetPrefConnParams 526ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 527ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description Set a peripheral's preferred connection parameters 528ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 529ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameters: bd_addr - BD address of the peripheral 530ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * scan_interval: scan interval 531ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * scan_window: scan window 532ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * min_conn_int - minimum preferred connection interval 533ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * max_conn_int - maximum preferred connection interval 534ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * slave_latency - preferred slave latency 535ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * supervision_tout - preferred supervision timeout 536ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 537ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 538ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 539ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 540a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid BTM_BleSetPrefConnParams(const RawAddress& bd_addr, uint16_t min_conn_int, 541911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint16_t max_conn_int, uint16_t slave_latency, 542911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint16_t supervision_tout) { 543911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 5445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 545911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_API( 546911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "BTM_BleSetPrefConnParams min: %u max: %u latency: %u \ 5475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tout: %u", 548911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson min_conn_int, max_conn_int, slave_latency, supervision_tout); 549911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 550911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (BTM_BLE_ISVALID_PARAM(min_conn_int, BTM_BLE_CONN_INT_MIN, 551911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_BLE_CONN_INT_MAX) && 552911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_BLE_ISVALID_PARAM(max_conn_int, BTM_BLE_CONN_INT_MIN, 553911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_BLE_CONN_INT_MAX) && 554911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_BLE_ISVALID_PARAM(supervision_tout, BTM_BLE_CONN_SUP_TOUT_MIN, 555911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_BLE_CONN_SUP_TOUT_MAX) && 556911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (slave_latency <= BTM_BLE_CONN_LATENCY_MAX || 557911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson slave_latency == BTM_BLE_CONN_PARAM_UNDEF)) { 558911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec) { 559911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* expect conn int and stout and slave latency to be updated all together 560911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson */ 561911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (min_conn_int != BTM_BLE_CONN_PARAM_UNDEF || 562911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson max_conn_int != BTM_BLE_CONN_PARAM_UNDEF) { 563911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (min_conn_int != BTM_BLE_CONN_PARAM_UNDEF) 564911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.min_conn_int = min_conn_int; 565911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 566911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.min_conn_int = max_conn_int; 5675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 568911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (max_conn_int != BTM_BLE_CONN_PARAM_UNDEF) 569911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.max_conn_int = max_conn_int; 570911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 571911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.max_conn_int = min_conn_int; 5725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 573911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (slave_latency != BTM_BLE_CONN_PARAM_UNDEF) 574911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.slave_latency = slave_latency; 575911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 576911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.slave_latency = BTM_BLE_CONN_SLAVE_LATENCY_DEF; 5775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 578911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (supervision_tout != BTM_BLE_CONN_PARAM_UNDEF) 579911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.supervision_tout = supervision_tout; 5805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 581911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->conn_params.supervision_tout = BTM_BLE_CONN_TIMEOUT_DEF; 582911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 583911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 584911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 585911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("Unknown Device, setting rejected"); 5865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 587911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 588911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("Illegal Connection Parameters"); 589911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 5905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 5915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 5925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 593ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 594ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_ReadDevInfo 595ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 596ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to read the device/address type 597ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * of BD address. 598ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 599ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameter remote_bda: remote device address 600ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_dev_type: output parameter to read the device type. 601ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_addr_type: output parameter to read the address type. 602ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 603ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 604a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid BTM_ReadDevInfo(const RawAddress& remote_bda, tBT_DEVICE_TYPE* p_dev_type, 605911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBLE_ADDR_TYPE* p_addr_type) { 606911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(remote_bda); 607911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_INQ_INFO* p_inq_info = BTM_InqDbRead(remote_bda); 6085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 609911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_addr_type = BLE_ADDR_PUBLIC; 6105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 611911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!p_dev_rec) { 612911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_dev_type = BT_DEVICE_TYPE_BREDR; 613911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* Check with the BT manager if details about remote device are known */ 614911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_inq_info != NULL) { 615911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_dev_type = p_inq_info->results.device_type; 616911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_addr_type = p_inq_info->results.ble_addr_type; 617911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 618911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* unknown device, assume BR/EDR */ 619911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_find_dev_type - unknown device, BR/EDR assumed"); 6205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 621911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else /* there is a security device record exisitng */ 622911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson { 623911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* new inquiry result, overwrite device type in security device record */ 624911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_inq_info) { 625911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->device_type = p_inq_info->results.device_type; 626911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->ble.ble_addr_type = p_inq_info->results.ble_addr_type; 627911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 628c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski if (p_dev_rec->bd_addr == remote_bda && 629c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski p_dev_rec->ble.pseudo_addr == remote_bda) { 630911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_dev_type = p_dev_rec->device_type; 631911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_addr_type = p_dev_rec->ble.ble_addr_type; 632c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski } else if (p_dev_rec->ble.pseudo_addr == remote_bda) { 633911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_dev_type = BT_DEVICE_TYPE_BLE; 634911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_addr_type = p_dev_rec->ble.ble_addr_type; 635911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else /* matching static adddress only */ 6365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 637911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_dev_type = BT_DEVICE_TYPE_BREDR; 638911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_addr_type = BLE_ADDR_PUBLIC; 6395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 640911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 6415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 642911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_find_dev_type - device_type = %d addr_type = %d", 643911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_dev_type, *p_addr_type); 6445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 6455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6461f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji/******************************************************************************* 647ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 648ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_ReadConnectedTransportAddress 649ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 6509ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Description This function is called to read the paired device/address 6519ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * type of other device paired corresponding to the BD_address 652ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 6539ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Parameter remote_bda: remote device address, carry out the transport 6549ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * address 655ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * transport: active transport 656ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 657ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Return true if an active link is identified; false otherwise 658ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 659ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 660a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool BTM_ReadConnectedTransportAddress(RawAddress* remote_bda, 661911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBT_TRANSPORT transport) { 662c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(*remote_bda); 6631f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji 664911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* if no device can be located, return */ 665911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec == NULL) return false; 6661f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji 667911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (transport == BT_TRANSPORT_BR_EDR) { 668911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (btm_bda_to_acl(p_dev_rec->bd_addr, transport) != NULL) { 669c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski *remote_bda = p_dev_rec->bd_addr; 670911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return true; 671911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else if (p_dev_rec->device_type & BT_DEVICE_TYPE_BREDR) { 672c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski *remote_bda = p_dev_rec->bd_addr; 673911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else 674b707f447cbb916de2e0dfd2b4e9bf15818376e64Jakub Pawlowski *remote_bda = RawAddress::kEmpty; 675911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return false; 676911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 6771f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji 678911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (transport == BT_TRANSPORT_LE) { 679c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski *remote_bda = p_dev_rec->ble.pseudo_addr; 680911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (btm_bda_to_acl(p_dev_rec->ble.pseudo_addr, transport) != NULL) 681911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return true; 682911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 683911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return false; 684911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 6851f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji 686911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return false; 6871f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji} 6881f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji 689ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/******************************************************************************* 690ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 691ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleReceiverTest 692ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 693ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to start the LE Receiver test 694ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 695ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameter rx_freq - Frequency Range 696ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_cmd_cmpl_cback - Command Complete callback 697ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 698ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 699911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid BTM_BleReceiverTest(uint8_t rx_freq, tBTM_CMPL_CB* p_cmd_cmpl_cback) { 700911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.p_le_test_cmd_cmpl_cb = p_cmd_cmpl_cback; 701ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 702911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btsnd_hcic_ble_receiver_test(rx_freq); 703ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 7045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 7055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 706ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 707ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleTransmitterTest 708ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 709ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to start the LE Transmitter test 710ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 711ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameter tx_freq - Frequency Range 7129ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * test_data_len - Length in bytes of payload data in each 7139ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * packet 714ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * packet_payload - Pattern to use in the payload 715ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_cmd_cmpl_cback - Command Complete callback 716ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 717ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 718d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid BTM_BleTransmitterTest(uint8_t tx_freq, uint8_t test_data_len, 719911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t packet_payload, 720911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_CMPL_CB* p_cmd_cmpl_cback) { 721911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.p_le_test_cmd_cmpl_cb = p_cmd_cmpl_cback; 722911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btsnd_hcic_ble_transmitter_test(tx_freq, test_data_len, packet_payload); 723ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 7245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 7255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 726ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 727ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleTestEnd 728ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 7299ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Description This function is called to stop the in-progress TX or RX 7309ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * test 731ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 732ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameter p_cmd_cmpl_cback - Command complete callback 733ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 734ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 735911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid BTM_BleTestEnd(tBTM_CMPL_CB* p_cmd_cmpl_cback) { 736911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.p_le_test_cmd_cmpl_cb = p_cmd_cmpl_cback; 737ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 738911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btsnd_hcic_ble_test_end(); 739ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 740ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 741ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/******************************************************************************* 742ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Internal Functions 743ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 744911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid btm_ble_test_command_complete(uint8_t* p) { 745911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_CMPL_CB* p_cb = btm_cb.devcb.p_le_test_cmd_cmpl_cb; 746ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 747911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.p_le_test_cmd_cmpl_cb = NULL; 748ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 749911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_cb) { 750911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (*p_cb)(p); 751911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 7525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 7535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 7545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 755ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 756ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_UseLeLink 757ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 7589ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Description This function is to select the underlying physical link to 7599ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * use. 760ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 761ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns true to use LE, false use BR/EDR. 762ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 763ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 764a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool BTM_UseLeLink(const RawAddress& bd_addr) { 765911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tACL_CONN* p; 766911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBT_DEVICE_TYPE dev_type; 767911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBLE_ADDR_TYPE addr_type; 768911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool use_le = false; 7695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 770911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p = btm_bda_to_acl(bd_addr, BT_TRANSPORT_BR_EDR); 771911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p != NULL) { 772911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return use_le; 773911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 774911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p = btm_bda_to_acl(bd_addr, BT_TRANSPORT_LE); 775f33b6f434f086b20fabe5913016bc423ac975057Marie Janssen if (p != NULL) { 776911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson use_le = true; 777f33b6f434f086b20fabe5913016bc423ac975057Marie Janssen } else { 778911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_ReadDevInfo(bd_addr, &dev_type, &addr_type); 779911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson use_le = (dev_type == BT_DEVICE_TYPE_BLE); 7806975b4d711142b885af479721cada448952c6b41Andre Eisenbach } 781911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 782911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return use_le; 7836975b4d711142b885af479721cada448952c6b41Andre Eisenbach} 784636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 785636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera/******************************************************************************* 786ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 787ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_SetBleDataLength 788ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 789ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is to set maximum BLE transmission packet size 790ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 791ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns BTM_SUCCESS if success; otherwise failed. 792ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 793ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 794a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub PawlowskitBTM_STATUS BTM_SetBleDataLength(const RawAddress& bd_addr, 795c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski uint16_t tx_pdu_length) { 796911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tACL_CONN* p_acl = btm_bda_to_acl(bd_addr, BT_TRANSPORT_LE); 7977d1faf334e83332d733d8886069ffb2585cf1b8dliuchao 798911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_acl == NULL) { 799911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("%s: Wrong mode: no LE link exist or LE not supported", 800911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson __func__); 801911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_WRONG_MODE; 802911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 8037d1faf334e83332d733d8886069ffb2585cf1b8dliuchao 804911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s: tx_pdu_length =%d", __func__, tx_pdu_length); 805636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 806911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!controller_get_interface()->supports_ble_packet_extension()) { 807911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("%s failed, request not supported", __func__); 808911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_ILLEGAL_VALUE; 809911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 810636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 811911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!HCI_LE_DATA_LEN_EXT_SUPPORTED(p_acl->peer_le_features)) { 812911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("%s failed, peer does not support request", __func__); 813911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_ILLEGAL_VALUE; 814911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 815636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 816911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (tx_pdu_length > BTM_BLE_DATA_SIZE_MAX) 817911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tx_pdu_length = BTM_BLE_DATA_SIZE_MAX; 818911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else if (tx_pdu_length < BTM_BLE_DATA_SIZE_MIN) 819911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tx_pdu_length = BTM_BLE_DATA_SIZE_MIN; 820636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 821911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* always set the TxTime to be max, as controller does not care for now */ 822911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btsnd_hcic_ble_set_data_length(p_acl->hci_handle, tx_pdu_length, 823911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_BLE_DATA_TX_TIME_MAX); 824636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 825911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_SUCCESS; 826636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera} 827636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 8285a475e71a01322367a2ba591aecd62781902cfc2Avish Shahvoid read_phy_cb( 8295a475e71a01322367a2ba591aecd62781902cfc2Avish Shah base::Callback<void(uint8_t tx_phy, uint8_t rx_phy, uint8_t status)> cb, 8305a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t* data, uint16_t len) { 8315a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t status, tx_phy, rx_phy; 8325a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint16_t handle; 8335a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 8345a475e71a01322367a2ba591aecd62781902cfc2Avish Shah LOG_ASSERT(len == 5) << "Received bad response length: " << len; 8355a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t* pp = data; 8365a475e71a01322367a2ba591aecd62781902cfc2Avish Shah STREAM_TO_UINT8(status, pp); 8375a475e71a01322367a2ba591aecd62781902cfc2Avish Shah STREAM_TO_UINT16(handle, pp); 8385a475e71a01322367a2ba591aecd62781902cfc2Avish Shah handle = handle & 0x0FFF; 8395a475e71a01322367a2ba591aecd62781902cfc2Avish Shah STREAM_TO_UINT8(tx_phy, pp); 8405a475e71a01322367a2ba591aecd62781902cfc2Avish Shah STREAM_TO_UINT8(rx_phy, pp); 8415a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 8425a475e71a01322367a2ba591aecd62781902cfc2Avish Shah DVLOG(1) << __func__ << " Received read_phy_cb"; 8435a475e71a01322367a2ba591aecd62781902cfc2Avish Shah cb.Run(tx_phy, rx_phy, status); 8445a475e71a01322367a2ba591aecd62781902cfc2Avish Shah} 8455a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 8465a475e71a01322367a2ba591aecd62781902cfc2Avish Shah/******************************************************************************* 8475a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 8485a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * Function BTM_BleReadPhy 8495a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 8505a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * Description To read the current PHYs for specified LE connection 8515a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 8525a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 8535a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * Returns BTM_SUCCESS if command successfully sent to controller, 8545a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * BTM_MODE_UNSUPPORTED if local controller doesn't support LE 8555a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 2M or LE Coded PHY, 8565a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * BTM_WRONG_MODE if Device in wrong mode for request. 8575a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 8585a475e71a01322367a2ba591aecd62781902cfc2Avish Shah ******************************************************************************/ 8595a475e71a01322367a2ba591aecd62781902cfc2Avish Shahvoid BTM_BleReadPhy( 860a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowski const RawAddress& bd_addr, 8615a475e71a01322367a2ba591aecd62781902cfc2Avish Shah base::Callback<void(uint8_t tx_phy, uint8_t rx_phy, uint8_t status)> cb) { 8625a475e71a01322367a2ba591aecd62781902cfc2Avish Shah BTM_TRACE_DEBUG("%s", __func__); 8635a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 8645a475e71a01322367a2ba591aecd62781902cfc2Avish Shah tACL_CONN* p_acl = btm_bda_to_acl(bd_addr, BT_TRANSPORT_LE); 8655a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 8665a475e71a01322367a2ba591aecd62781902cfc2Avish Shah if (p_acl == NULL) { 8675a475e71a01322367a2ba591aecd62781902cfc2Avish Shah BTM_TRACE_ERROR("%s: Wrong mode: no LE link exist or LE not supported", 8685a475e71a01322367a2ba591aecd62781902cfc2Avish Shah __func__); 8695a475e71a01322367a2ba591aecd62781902cfc2Avish Shah cb.Run(0, 0, HCI_ERR_NO_CONNECTION); 8705a475e71a01322367a2ba591aecd62781902cfc2Avish Shah return; 8715a475e71a01322367a2ba591aecd62781902cfc2Avish Shah } 8725a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 8735a475e71a01322367a2ba591aecd62781902cfc2Avish Shah // checking if local controller supports it! 8745a475e71a01322367a2ba591aecd62781902cfc2Avish Shah if (!controller_get_interface()->supports_ble_2m_phy() && 8755a475e71a01322367a2ba591aecd62781902cfc2Avish Shah !controller_get_interface()->supports_ble_coded_phy()) { 8765a475e71a01322367a2ba591aecd62781902cfc2Avish Shah BTM_TRACE_ERROR("%s failed, request not supported in local controller!", 8775a475e71a01322367a2ba591aecd62781902cfc2Avish Shah __func__); 878d08d44e09b680195c253cb24971428e3fb2c77bbJakub Pawlowski cb.Run(0, 0, GATT_REQ_NOT_SUPPORTED); 8795a475e71a01322367a2ba591aecd62781902cfc2Avish Shah return; 8805a475e71a01322367a2ba591aecd62781902cfc2Avish Shah } 8815a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 8825a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint16_t handle = p_acl->hci_handle; 8835a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 8845a475e71a01322367a2ba591aecd62781902cfc2Avish Shah const uint8_t len = HCIC_PARAM_SIZE_BLE_READ_PHY; 8855a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t data[len]; 8865a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t* pp = data; 8875a475e71a01322367a2ba591aecd62781902cfc2Avish Shah UINT16_TO_STREAM(pp, handle); 8885a475e71a01322367a2ba591aecd62781902cfc2Avish Shah btu_hcif_send_cmd_with_cb(FROM_HERE, HCI_BLE_READ_PHY, data, len, 8895a475e71a01322367a2ba591aecd62781902cfc2Avish Shah base::Bind(&read_phy_cb, std::move(cb))); 8905a475e71a01322367a2ba591aecd62781902cfc2Avish Shah return; 8915a475e71a01322367a2ba591aecd62781902cfc2Avish Shah} 8925a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 8935a475e71a01322367a2ba591aecd62781902cfc2Avish Shahvoid doNothing(uint8_t* data, uint16_t len) {} 8945a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 8955a475e71a01322367a2ba591aecd62781902cfc2Avish Shah/******************************************************************************* 8965a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 8975a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * Function BTM_BleSetDefaultPhy 8985a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 8995a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * Description To set preferred PHY for ensuing LE connections 9005a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 9015a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 9025a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * Returns BTM_SUCCESS if command successfully sent to controller, 9035a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * BTM_MODE_UNSUPPORTED if local controller doesn't support LE 9045a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 2M or LE Coded PHY 9055a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 9065a475e71a01322367a2ba591aecd62781902cfc2Avish Shah ******************************************************************************/ 9075a475e71a01322367a2ba591aecd62781902cfc2Avish ShahtBTM_STATUS BTM_BleSetDefaultPhy(uint8_t all_phys, uint8_t tx_phys, 9085a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t rx_phys) { 9095a475e71a01322367a2ba591aecd62781902cfc2Avish Shah BTM_TRACE_DEBUG("%s: all_phys = 0x%02x, tx_phys = 0x%02x, rx_phys = 0x%02x", 9105a475e71a01322367a2ba591aecd62781902cfc2Avish Shah __func__, all_phys, tx_phys, rx_phys); 9115a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 9125a475e71a01322367a2ba591aecd62781902cfc2Avish Shah // checking if local controller supports it! 9135a475e71a01322367a2ba591aecd62781902cfc2Avish Shah if (!controller_get_interface()->supports_ble_2m_phy() && 9145a475e71a01322367a2ba591aecd62781902cfc2Avish Shah !controller_get_interface()->supports_ble_coded_phy()) { 9155a475e71a01322367a2ba591aecd62781902cfc2Avish Shah BTM_TRACE_ERROR("%s failed, request not supported in local controller!", 9165a475e71a01322367a2ba591aecd62781902cfc2Avish Shah __func__); 9175a475e71a01322367a2ba591aecd62781902cfc2Avish Shah return BTM_MODE_UNSUPPORTED; 9185a475e71a01322367a2ba591aecd62781902cfc2Avish Shah } 9195a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 9205a475e71a01322367a2ba591aecd62781902cfc2Avish Shah const uint8_t len = HCIC_PARAM_SIZE_BLE_SET_DEFAULT_PHY; 9215a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t data[len]; 9225a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t* pp = data; 9235a475e71a01322367a2ba591aecd62781902cfc2Avish Shah UINT8_TO_STREAM(pp, all_phys); 9245a475e71a01322367a2ba591aecd62781902cfc2Avish Shah UINT8_TO_STREAM(pp, tx_phys); 9255a475e71a01322367a2ba591aecd62781902cfc2Avish Shah UINT8_TO_STREAM(pp, rx_phys); 9265a475e71a01322367a2ba591aecd62781902cfc2Avish Shah btu_hcif_send_cmd_with_cb(FROM_HERE, HCI_BLE_SET_DEFAULT_PHY, data, len, 9275a475e71a01322367a2ba591aecd62781902cfc2Avish Shah base::Bind(doNothing)); 9285a475e71a01322367a2ba591aecd62781902cfc2Avish Shah return BTM_SUCCESS; 9295a475e71a01322367a2ba591aecd62781902cfc2Avish Shah} 9305a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 9315a475e71a01322367a2ba591aecd62781902cfc2Avish Shah/******************************************************************************* 9325a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 9335a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * Function BTM_BleSetPhy 9345a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 9355a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * Description To set PHY preferences for specified LE connection 9365a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 9375a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 9385a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * Returns BTM_SUCCESS if command successfully sent to controller, 9395a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * BTM_MODE_UNSUPPORTED if local controller doesn't support LE 9405a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 2M or LE Coded PHY, 9415a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * BTM_ILLEGAL_VALUE if specified remote doesn't support LE 2M 9425a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * or LE Coded PHY, 9435a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * BTM_WRONG_MODE if Device in wrong mode for request. 9445a475e71a01322367a2ba591aecd62781902cfc2Avish Shah * 9455a475e71a01322367a2ba591aecd62781902cfc2Avish Shah ******************************************************************************/ 946a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid BTM_BleSetPhy(const RawAddress& bd_addr, uint8_t tx_phys, uint8_t rx_phys, 9475a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint16_t phy_options) { 9485a475e71a01322367a2ba591aecd62781902cfc2Avish Shah tACL_CONN* p_acl = btm_bda_to_acl(bd_addr, BT_TRANSPORT_LE); 9495a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 9505a475e71a01322367a2ba591aecd62781902cfc2Avish Shah if (p_acl == NULL) { 9515a475e71a01322367a2ba591aecd62781902cfc2Avish Shah BTM_TRACE_ERROR("%s: Wrong mode: no LE link exist or LE not supported", 9525a475e71a01322367a2ba591aecd62781902cfc2Avish Shah __func__); 9535a475e71a01322367a2ba591aecd62781902cfc2Avish Shah return; 9545a475e71a01322367a2ba591aecd62781902cfc2Avish Shah } 9555a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 9565a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t all_phys = 0; 9575a475e71a01322367a2ba591aecd62781902cfc2Avish Shah if (tx_phys == 0) all_phys &= 0x01; 9585a475e71a01322367a2ba591aecd62781902cfc2Avish Shah if (rx_phys == 0) all_phys &= 0x02; 9595a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 9605a475e71a01322367a2ba591aecd62781902cfc2Avish Shah BTM_TRACE_DEBUG( 9615a475e71a01322367a2ba591aecd62781902cfc2Avish Shah "%s: all_phys = 0x%02x, tx_phys = 0x%02x, rx_phys = 0x%02x, phy_options " 9625a475e71a01322367a2ba591aecd62781902cfc2Avish Shah "= 0x%04x", 9635a475e71a01322367a2ba591aecd62781902cfc2Avish Shah __func__, all_phys, tx_phys, rx_phys, phy_options); 9645a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 965d08d44e09b680195c253cb24971428e3fb2c77bbJakub Pawlowski uint16_t handle = p_acl->hci_handle; 966d08d44e09b680195c253cb24971428e3fb2c77bbJakub Pawlowski 9675a475e71a01322367a2ba591aecd62781902cfc2Avish Shah // checking if local controller supports it! 9685a475e71a01322367a2ba591aecd62781902cfc2Avish Shah if (!controller_get_interface()->supports_ble_2m_phy() && 9695a475e71a01322367a2ba591aecd62781902cfc2Avish Shah !controller_get_interface()->supports_ble_coded_phy()) { 9705a475e71a01322367a2ba591aecd62781902cfc2Avish Shah BTM_TRACE_ERROR("%s failed, request not supported in local controller!", 9715a475e71a01322367a2ba591aecd62781902cfc2Avish Shah __func__); 972d08d44e09b680195c253cb24971428e3fb2c77bbJakub Pawlowski gatt_notify_phy_updated(GATT_REQ_NOT_SUPPORTED, handle, tx_phys, rx_phys); 9735a475e71a01322367a2ba591aecd62781902cfc2Avish Shah return; 9745a475e71a01322367a2ba591aecd62781902cfc2Avish Shah } 9755a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 9765a475e71a01322367a2ba591aecd62781902cfc2Avish Shah if (!HCI_LE_2M_PHY_SUPPORTED(p_acl->peer_le_features) && 9775a475e71a01322367a2ba591aecd62781902cfc2Avish Shah !HCI_LE_CODED_PHY_SUPPORTED(p_acl->peer_le_features)) { 9785a475e71a01322367a2ba591aecd62781902cfc2Avish Shah BTM_TRACE_ERROR("%s failed, peer does not support request", __func__); 979d08d44e09b680195c253cb24971428e3fb2c77bbJakub Pawlowski gatt_notify_phy_updated(GATT_REQ_NOT_SUPPORTED, handle, tx_phys, rx_phys); 9805a475e71a01322367a2ba591aecd62781902cfc2Avish Shah return; 9815a475e71a01322367a2ba591aecd62781902cfc2Avish Shah } 9825a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 9835a475e71a01322367a2ba591aecd62781902cfc2Avish Shah const uint8_t len = HCIC_PARAM_SIZE_BLE_SET_PHY; 9845a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t data[len]; 9855a475e71a01322367a2ba591aecd62781902cfc2Avish Shah uint8_t* pp = data; 9865a475e71a01322367a2ba591aecd62781902cfc2Avish Shah UINT16_TO_STREAM(pp, handle); 9875a475e71a01322367a2ba591aecd62781902cfc2Avish Shah UINT8_TO_STREAM(pp, all_phys); 9885a475e71a01322367a2ba591aecd62781902cfc2Avish Shah UINT8_TO_STREAM(pp, tx_phys); 9895a475e71a01322367a2ba591aecd62781902cfc2Avish Shah UINT8_TO_STREAM(pp, rx_phys); 9905a475e71a01322367a2ba591aecd62781902cfc2Avish Shah UINT16_TO_STREAM(pp, phy_options); 9915a475e71a01322367a2ba591aecd62781902cfc2Avish Shah btu_hcif_send_cmd_with_cb(FROM_HERE, HCI_BLE_SET_PHY, data, len, 9925a475e71a01322367a2ba591aecd62781902cfc2Avish Shah base::Bind(doNothing)); 9935a475e71a01322367a2ba591aecd62781902cfc2Avish Shah} 9945a475e71a01322367a2ba591aecd62781902cfc2Avish Shah 9955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 996ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 997ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_determine_security_act 998ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 999ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function checks the security of current LE link 1000ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * and returns the appropriate action that needs to be 1001ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * taken to achieve the required security. 1002ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1003ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameter is_originator - True if outgoing connection 1004ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * bdaddr: remote device address 1005ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * security_required: Security required for the service. 1006ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1007ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns The appropriate security action required. 1008ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1009ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1010911d1ae03efec2d54c3b1b605589d790d1745488Myles WatsontBTM_SEC_ACTION btm_ble_determine_security_act(bool is_originator, 1011a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowski const RawAddress& bdaddr, 1012911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint16_t security_required) { 1013911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_LE_AUTH_REQ auth_req = 0x00; 10146721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1015911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (is_originator) { 1016911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if ((security_required & BTM_SEC_OUT_FLAGS) == 0 && 1017911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (security_required & BTM_SEC_OUT_MITM) == 0) { 1018911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s No security required for outgoing connection", 1019911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson __func__); 1020911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_SEC_OK; 10216721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 10226721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1023911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (security_required & BTM_SEC_OUT_MITM) auth_req |= BTM_LE_AUTH_REQ_MITM; 1024911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 1025911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if ((security_required & BTM_SEC_IN_FLAGS) == 0 && 1026911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (security_required & BTM_SEC_IN_MITM) == 0) { 1027911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s No security required for incoming connection", 1028911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson __func__); 1029911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_SEC_OK; 10306721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 10316721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1032911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (security_required & BTM_SEC_IN_MITM) auth_req |= BTM_LE_AUTH_REQ_MITM; 1033911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 10346721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1035911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_BLE_SEC_REQ_ACT ble_sec_act; 1036911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_link_sec_check(bdaddr, auth_req, &ble_sec_act); 10376721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1038911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s ble_sec_act %d", __func__, ble_sec_act); 10396721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1040911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (ble_sec_act == BTM_BLE_SEC_REQ_ACT_DISCARD) return BTM_SEC_ENC_PENDING; 10416721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1042911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (ble_sec_act == BTM_BLE_SEC_REQ_ACT_NONE) return BTM_SEC_OK; 10436721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1044911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t sec_flag = 0; 1045911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_GetSecurityFlagsByTransport(bdaddr, &sec_flag, BT_TRANSPORT_LE); 10466721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1047911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool is_link_encrypted = false; 1048911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool is_key_mitm = false; 1049911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (sec_flag & (BTM_SEC_FLAG_ENCRYPTED | BTM_SEC_FLAG_LKEY_KNOWN)) { 1050911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (sec_flag & BTM_SEC_FLAG_ENCRYPTED) is_link_encrypted = true; 10516721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1052911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (sec_flag & BTM_SEC_FLAG_LKEY_AUTHED) is_key_mitm = true; 1053911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1054911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1055911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (auth_req & BTM_LE_AUTH_REQ_MITM) { 1056911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!is_key_mitm) { 1057911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_SEC_ENCRYPT_MITM; 10586721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } else { 1059911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (is_link_encrypted) 1060911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_SEC_OK; 1061911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 1062911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_SEC_ENCRYPT; 10636721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 1064911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 1065911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (is_link_encrypted) 1066911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_SEC_OK; 1067911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 1068911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_SEC_ENCRYPT_NO_MITM; 1069911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 10706721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1071911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_SEC_OK; 10726721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar} 10736721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 10746721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar/******************************************************************************* 1075ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1076ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_start_sec_check 1077ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1078ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is to check and set the security required for 1079ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * LE link for LE COC. 1080ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1081ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameter bdaddr: remote device address. 1082ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * psm : PSM of the LE COC sevice. 1083ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * is_originator: true if outgoing connection. 1084ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_callback : Pointer to the callback function. 1085ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_ref_data : Pointer to be returned along with the callback. 1086ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 10879ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Returns true if link already meets the required security; otherwise 10889ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * false. 1089ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1090ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1091a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool btm_ble_start_sec_check(const RawAddress& bd_addr, uint16_t psm, 1092c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski bool is_originator, tBTM_SEC_CALLBACK* p_callback, 1093c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski void* p_ref_data) { 1094911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* Find the service record for the PSM */ 1095911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_SERV_REC* p_serv_rec = btm_sec_find_first_serv(is_originator, psm); 10966721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1097911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* If there is no application registered with this PSM do not allow connection 1098911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson */ 1099911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!p_serv_rec) { 1100911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_WARNING("%s PSM: %d no application registerd", __func__, psm); 1101c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski (*p_callback)(&bd_addr, BT_TRANSPORT_LE, p_ref_data, BTM_MODE_UNSUPPORTED); 1102911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return false; 1103911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 11046721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1105911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_ACTION sec_act = btm_ble_determine_security_act( 1106911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson is_originator, bd_addr, p_serv_rec->security_flags); 11076721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1108911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_BLE_SEC_ACT ble_sec_act = BTM_BLE_SEC_NONE; 1109911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool status = false; 11106721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1111911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson switch (sec_act) { 1112911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_SEC_OK: 1113911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s Security met", __func__); 1114c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski p_callback(&bd_addr, BT_TRANSPORT_LE, p_ref_data, BTM_SUCCESS); 1115911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson status = true; 1116911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 11176721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1118911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_SEC_ENCRYPT: 1119911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s Encryption needs to be done", __func__); 1120911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson ble_sec_act = BTM_BLE_SEC_ENCRYPT; 1121911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 11226721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1123911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_SEC_ENCRYPT_MITM: 1124911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s Pairing with MITM needs to be done", __func__); 1125911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson ble_sec_act = BTM_BLE_SEC_ENCRYPT_MITM; 1126911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 11276721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1128911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_SEC_ENCRYPT_NO_MITM: 1129911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s Pairing with No MITM needs to be done", __func__); 1130911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson ble_sec_act = BTM_BLE_SEC_ENCRYPT_NO_MITM; 1131911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1132911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1133911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_SEC_ENC_PENDING: 1134911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s Ecryption pending", __func__); 1135911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1136911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1137911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1138911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (ble_sec_act == BTM_BLE_SEC_NONE) return status; 1139911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1140911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tL2C_LCB* p_lcb = l2cu_find_lcb_by_bd_addr(bd_addr, BT_TRANSPORT_LE); 1141911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_lcb->sec_act = sec_act; 1142911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_SetEncryption(bd_addr, BT_TRANSPORT_LE, p_callback, p_ref_data, 1143911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson ble_sec_act); 1144911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1145911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return false; 11466721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar} 11476721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 11486721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar/******************************************************************************* 1149ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1150ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_rand_enc_complete 1151ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1152ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is the callback functions for HCI_Rand command 1153ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * and HCI_Encrypt command is completed. 1154ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * This message is received from the HCI. 1155ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1156ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1157ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1158ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1159911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid btm_ble_rand_enc_complete(uint8_t* p, uint16_t op_code, 1160911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_RAND_ENC_CB* p_enc_cplt_cback) { 1161911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_RAND_ENC params; 1162911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t* p_dest = params.param_buf; 11635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1164911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_rand_enc_complete"); 11655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1166911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memset(¶ms, 0, sizeof(tBTM_RAND_ENC)); 11675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1168911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* If there was a callback address for vcs complete, call it */ 1169911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_enc_cplt_cback && p) { 1170911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* Pass paramters to the callback function */ 1171911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson STREAM_TO_UINT8(params.status, p); /* command status */ 11725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1173911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (params.status == HCI_SUCCESS) { 1174911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson params.opcode = op_code; 11755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1176911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (op_code == HCI_BLE_RAND) 1177911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson params.param_len = BT_OCTET8_LEN; 1178911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 1179911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson params.param_len = BT_OCTET16_LEN; 11805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1181911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* Fetch return info from HCI event message */ 1182911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(p_dest, p, params.param_len); 11835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1184911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_enc_cplt_cback) /* Call the Encryption complete callback function */ 1185911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (*p_enc_cplt_cback)(¶ms); 1186911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 11875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 11885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1190ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1191ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_get_enc_key_type 1192ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1193ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is to increment local sign counter 1194ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns None 1195ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1196ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1197a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid btm_ble_increment_sign_ctr(const RawAddress& bd_addr, bool is_local) { 1198911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec; 11995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1200911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_increment_sign_ctr is_local=%d", is_local); 12015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1202911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec = btm_find_dev(bd_addr); 1203911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec != NULL) { 1204911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (is_local) 1205911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->ble.keys.local_counter++; 1206911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 1207911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->ble.keys.counter++; 1208911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("is_local=%d local sign counter=%d peer sign counter=%d", 1209911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson is_local, p_dev_rec->ble.keys.local_counter, 1210911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->ble.keys.counter); 1211911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 12125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 12135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1215ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1216ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_get_enc_key_type 1217ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 12189ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Description This function is to get the BLE key type that has been 12199ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * exchanged betweem the local device and the peer device. 1220ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1221ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns p_key_type: output parameter to carry the key type value. 1222ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1223ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1224a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool btm_ble_get_enc_key_type(const RawAddress& bd_addr, uint8_t* p_key_types) { 1225911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec; 12265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1227911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_get_enc_key_type"); 12285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1229911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec = btm_find_dev(bd_addr); 1230911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec != NULL) { 1231911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_key_types = p_dev_rec->ble.key_type; 1232911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return true; 1233911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1234911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return false; 12355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 12365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1238ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1239ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_get_local_div 1240ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1241ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to read the local DIV 1242ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1243ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns TURE - if a valid DIV is availavle 1244ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1245a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool btm_get_local_div(const RawAddress& bd_addr, uint16_t* p_div) { 1246911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec; 1247911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool status = false; 1248c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski VLOG(1) << __func__ << " bd_addr: " << bd_addr; 12495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1250911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_div = 0; 1251911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec = btm_find_dev(bd_addr); 12525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1253911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec && p_dev_rec->ble.keys.div) { 1254911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson status = true; 1255911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_div = p_dev_rec->ble.keys.div; 1256911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1257911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_get_local_div status=%d (1-OK) DIV=0x%x", status, 1258911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_div); 1259911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return status; 12605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 12615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1263ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1264ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_sec_save_le_key 1265ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1266ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called by the SMP to update 1267ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * an BLE key. SMP is internal, whereas all the keys shall 1268ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * be sent to the application. The function is also called 12699ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * when application passes ble key stored in NVRAM to the 12709ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * btm_sec. 1271ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * pass_to_application parameter is false in this case. 1272ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1273ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1274ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1275ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1276a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid btm_sec_save_le_key(const RawAddress& bd_addr, tBTM_LE_KEY_TYPE key_type, 1277911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_LE_KEY_VALUE* p_keys, bool pass_to_application) { 1278911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_rec; 1279911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_LE_EVT_DATA cb_data; 1280911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t i; 1281911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1282911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_sec_save_le_key key_type=0x%x pass_to_application=%d", 1283911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson key_type, pass_to_application); 1284911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* Store the updated key in the device database */ 1285911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1286c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski VLOG(1) << "bd_addr:" << bd_addr; 1287911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1288911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if ((p_rec = btm_find_dev(bd_addr)) != NULL && 1289911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (p_keys || key_type == BTM_LE_KEY_LID)) { 1290911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_init_pseudo_addr(p_rec, bd_addr); 1291911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1292911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson switch (key_type) { 1293911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_LE_KEY_PENC: 1294911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(p_rec->ble.keys.pltk, p_keys->penc_key.ltk, BT_OCTET16_LEN); 1295911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(p_rec->ble.keys.rand, p_keys->penc_key.rand, BT_OCTET8_LEN); 1296911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.sec_level = p_keys->penc_key.sec_level; 1297911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.ediv = p_keys->penc_key.ediv; 1298911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.key_size = p_keys->penc_key.key_size; 1299911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type |= BTM_LE_KEY_PENC; 1300911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->sec_flags |= BTM_SEC_LE_LINK_KEY_KNOWN; 1301911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_keys->penc_key.sec_level == SMP_SEC_AUTHENTICATED) 1302911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->sec_flags |= BTM_SEC_LE_LINK_KEY_AUTHED; 1303911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 1304911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->sec_flags &= ~BTM_SEC_LE_LINK_KEY_AUTHED; 1305911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 1306911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "BTM_LE_KEY_PENC key_type=0x%x sec_flags=0x%x sec_leve=0x%x", 1307911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type, p_rec->sec_flags, p_rec->ble.keys.sec_level); 1308911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1309911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1310911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_LE_KEY_PID: 1311911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson for (i = 0; i < BT_OCTET16_LEN; i++) { 1312911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.irk[i] = p_keys->pid_key.irk[i]; 13135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 13145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1315911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson // memcpy( p_rec->ble.keys.irk, p_keys->pid_key, BT_OCTET16_LEN); todo 1316911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson // will crash the system 1317c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski p_rec->ble.static_addr = p_keys->pid_key.static_addr; 1318911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.static_addr_type = p_keys->pid_key.addr_type; 1319911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type |= BTM_LE_KEY_PID; 1320911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("BTM_LE_KEY_PID key_type=0x%x save peer IRK", 1321911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type); 1322911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* update device record address as static address */ 1323c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski p_rec->bd_addr = p_keys->pid_key.static_addr; 1324911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* combine DUMO device security record if needed */ 1325911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_consolidate_dev(p_rec); 1326911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1327911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1328911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_LE_KEY_PCSRK: 1329911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(p_rec->ble.keys.pcsrk, p_keys->pcsrk_key.csrk, BT_OCTET16_LEN); 1330911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.srk_sec_level = p_keys->pcsrk_key.sec_level; 1331911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.counter = p_keys->pcsrk_key.counter; 1332911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type |= BTM_LE_KEY_PCSRK; 1333911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->sec_flags |= BTM_SEC_LE_LINK_KEY_KNOWN; 1334911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_keys->pcsrk_key.sec_level == SMP_SEC_AUTHENTICATED) 1335911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->sec_flags |= BTM_SEC_LE_LINK_KEY_AUTHED; 1336911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 1337911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->sec_flags &= ~BTM_SEC_LE_LINK_KEY_AUTHED; 1338911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1339911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 1340911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "BTM_LE_KEY_PCSRK key_type=0x%x sec_flags=0x%x sec_level=0x%x " 1341911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "peer_counter=%d", 1342911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type, p_rec->sec_flags, 1343911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.srk_sec_level, p_rec->ble.keys.counter); 1344911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1345911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1346911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_LE_KEY_LENC: 1347911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(p_rec->ble.keys.lltk, p_keys->lenc_key.ltk, BT_OCTET16_LEN); 1348911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.div = p_keys->lenc_key.div; /* update DIV */ 1349911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.sec_level = p_keys->lenc_key.sec_level; 1350911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.key_size = p_keys->lenc_key.key_size; 1351911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type |= BTM_LE_KEY_LENC; 1352911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1353911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 1354911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "BTM_LE_KEY_LENC key_type=0x%x DIV=0x%x key_size=0x%x " 1355911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "sec_level=0x%x", 1356911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type, p_rec->ble.keys.div, p_rec->ble.keys.key_size, 1357911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.sec_level); 1358911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1359911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1360911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_LE_KEY_LCSRK: /* local CSRK has been delivered */ 1361911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(p_rec->ble.keys.lcsrk, p_keys->lcsrk_key.csrk, BT_OCTET16_LEN); 1362911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.div = p_keys->lcsrk_key.div; /* update DIV */ 1363911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.local_csrk_sec_level = p_keys->lcsrk_key.sec_level; 1364911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.local_counter = p_keys->lcsrk_key.counter; 1365911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type |= BTM_LE_KEY_LCSRK; 1366911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 1367911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "BTM_LE_KEY_LCSRK key_type=0x%x DIV=0x%x scrk_sec_level=0x%x " 1368911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "local_counter=%d", 1369911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type, p_rec->ble.keys.div, 1370911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.local_csrk_sec_level, 1371911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.local_counter); 1372911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1373911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1374911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_LE_KEY_LID: 1375911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.key_type |= BTM_LE_KEY_LID; 1376911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1377911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson default: 1378911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_WARNING("btm_sec_save_le_key (Bad key_type 0x%02x)", 1379911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson key_type); 13805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return; 13815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 13825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1383c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski VLOG(1) << "BLE key type 0x" << std::hex << key_type 1384c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski << " updated for BDA: " << bd_addr << " (btm_sec_save_le_key)"; 13855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1386911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* Notify the application that one of the BLE keys has been updated 1387911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson If link key is in progress, it will get sent later.*/ 1388911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (pass_to_application && btm_cb.api.p_le_callback) { 1389911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cb_data.key.p_key_value = p_keys; 1390911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cb_data.key.key_type = key_type; 1391911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1392911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (*btm_cb.api.p_le_callback)(BTM_LE_KEY_EVT, bd_addr, &cb_data); 13935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1394911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return; 1395911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1396911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1397c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski LOG(WARNING) << "BLE key type 0x" << std::hex << key_type 1398c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski << " called for Unknown BDA or type: " << bd_addr 1399c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski << "(btm_sec_save_le_key)"; 1400911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1401911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_rec) { 1402911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("sec_flags=0x%x", p_rec->sec_flags); 1403911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 14045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 14055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1407ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1408ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_update_sec_key_size 1409ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1410ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description update the current lin kencryption key size 1411ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1412ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1413ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1414ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1415a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid btm_ble_update_sec_key_size(const RawAddress& bd_addr, 1416c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski uint8_t enc_key_size) { 1417911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_rec; 14185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1419911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_update_sec_key_size enc_key_size = %d", 1420911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson enc_key_size); 14215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1422911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec = btm_find_dev(bd_addr); 1423911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_rec != NULL) { 1424911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->enc_key_size = enc_key_size; 1425911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 14265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 14275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1429ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1430ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_read_sec_key_size 1431ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1432ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description update the current lin kencryption key size 1433ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1434ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1435ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1436ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1437a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskiuint8_t btm_ble_read_sec_key_size(const RawAddress& bd_addr) { 1438911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_rec; 14395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1440911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec = btm_find_dev(bd_addr); 1441911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_rec != NULL) { 1442911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return p_rec->enc_key_size; 1443911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else 1444911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return 0; 14455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 14465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1448ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1449ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_link_sec_check 1450ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1451ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description Check BLE link security level match. 1452ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1453ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns true: check is OK and the *p_sec_req_act contain the action 1454ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1455ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1456a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid btm_ble_link_sec_check(const RawAddress& bd_addr, 1457c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski tBTM_LE_AUTH_REQ auth_req, 1458911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_BLE_SEC_REQ_ACT* p_sec_req_act) { 1459911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 1460911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t req_sec_level = BTM_LE_SEC_NONE, cur_sec_level = BTM_LE_SEC_NONE; 14615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1462911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_link_sec_check auth_req =0x%x", auth_req); 14635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1464911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec == NULL) { 1465911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("btm_ble_link_sec_check received for unknown device"); 1466911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return; 1467911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1468911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1469911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec->sec_state == BTM_SEC_STATE_ENCRYPTING || 1470911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_state == BTM_SEC_STATE_AUTHENTICATING) { 1471911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* race condition: discard the security request while master is encrypting 1472911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson * the link */ 1473911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_sec_req_act = BTM_BLE_SEC_REQ_ACT_DISCARD; 1474911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 1475911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson req_sec_level = BTM_LE_SEC_UNAUTHENTICATE; 1476911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (auth_req & BTM_LE_AUTH_REQ_MITM) { 1477911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson req_sec_level = BTM_LE_SEC_AUTHENTICATED; 1478911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1479911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1480911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("dev_rec sec_flags=0x%x", p_dev_rec->sec_flags); 1481911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1482911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* currently encrpted */ 1483911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec->sec_flags & BTM_SEC_LE_ENCRYPTED) { 1484911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec->sec_flags & BTM_SEC_LE_AUTHENTICATED) 1485911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cur_sec_level = BTM_LE_SEC_AUTHENTICATED; 1486911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 1487911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cur_sec_level = BTM_LE_SEC_UNAUTHENTICATE; 1488911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else /* unencrypted link */ 1489911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson { 1490911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* if bonded, get the key security level */ 1491911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec->ble.key_type & BTM_LE_KEY_PENC) 1492911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cur_sec_level = p_dev_rec->ble.keys.sec_level; 1493911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 1494911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cur_sec_level = BTM_LE_SEC_NONE; 1495911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1496911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1497911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (cur_sec_level >= req_sec_level) { 1498911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* To avoid re-encryption on an encrypted link for an equal condition 1499911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson * encryption */ 1500911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_sec_req_act = BTM_BLE_SEC_REQ_ACT_ENCRYPT; 1501911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 1502911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* start the pariring process to upgrade the keys*/ 1503911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_sec_req_act = BTM_BLE_SEC_REQ_ACT_PAIR; 15045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1505911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 15065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1507911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("cur_sec_level=%d req_sec_level=%d sec_req_act=%d", 1508911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cur_sec_level, req_sec_level, *p_sec_req_act); 15095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 15105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1512ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1513ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_set_encryption 1514ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1515ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to ensure that LE connection is 1516ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * encrypted. Should be called only on an open connection. 1517ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Typically only needed for connections that first want to 1518ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * bring up unencrypted links, then later encrypt them. 1519ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1520ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1521ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * the local device ER is copied into er 1522ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1523ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1524a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub PawlowskitBTM_STATUS btm_ble_set_encryption(const RawAddress& bd_addr, 1525c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski tBTM_BLE_SEC_ACT sec_act, 1526911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t link_role) { 1527911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_STATUS cmd = BTM_NO_RESOURCES; 1528911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_rec = btm_find_dev(bd_addr); 1529911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_BLE_SEC_REQ_ACT sec_req_act; 1530911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_LE_AUTH_REQ auth_req; 1531911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1532911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_rec == NULL) { 1533911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_WARNING( 1534911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "btm_ble_set_encryption (NULL device record!! sec_act=0x%x", sec_act); 1535911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return (BTM_WRONG_MODE); 1536911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1537911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1538911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_set_encryption sec_act=0x%x role_master=%d", sec_act, 1539911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->role_master); 1540911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1541911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (sec_act == BTM_BLE_SEC_ENCRYPT_MITM) { 1542911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->security_required |= BTM_SEC_IN_MITM; 1543911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1544911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1545911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson switch (sec_act) { 1546911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_BLE_SEC_ENCRYPT: 1547911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (link_role == BTM_ROLE_MASTER) { 1548911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* start link layer encryption using the security info stored */ 1549911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cmd = btm_ble_start_encrypt(bd_addr, false, NULL); 1550911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1551911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1552911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* if salve role then fall through to call SMP_Pair below which will send a 1553911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson sec_request to request the master to encrypt the link */ 1554911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_BLE_SEC_ENCRYPT_NO_MITM: 1555911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_BLE_SEC_ENCRYPT_MITM: 1556911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson auth_req = (sec_act == BTM_BLE_SEC_ENCRYPT_NO_MITM) 1557b66829ab8b3bcfb83ec859f050fb5b3038fd658eMyles Watson ? SMP_AUTH_BOND 1558b66829ab8b3bcfb83ec859f050fb5b3038fd658eMyles Watson : (SMP_AUTH_BOND | SMP_AUTH_YN_BIT); 1559911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_link_sec_check(bd_addr, auth_req, &sec_req_act); 1560911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (sec_req_act == BTM_BLE_SEC_REQ_ACT_NONE || 1561911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson sec_req_act == BTM_BLE_SEC_REQ_ACT_DISCARD) { 1562911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s, no action needed. Ignore", __func__); 1563911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cmd = BTM_SUCCESS; 1564911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1565911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1566911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (link_role == BTM_ROLE_MASTER) { 1567911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (sec_req_act == BTM_BLE_SEC_REQ_ACT_ENCRYPT) { 1568911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cmd = btm_ble_start_encrypt(bd_addr, false, NULL); 1569911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1570911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1571911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 15725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1573911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (SMP_Pair(bd_addr) == SMP_STARTED) { 1574911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cmd = BTM_CMD_STARTED; 1575911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->sec_state = BTM_SEC_STATE_AUTHENTICATING; 1576911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1577911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 15785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1579911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson default: 1580911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson cmd = BTM_WRONG_MODE; 1581911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 1582911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1583911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return cmd; 15845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 15855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1587ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1588ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_ltk_request 1589ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1590ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called when encryption request is received 1591ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * on a slave device. 1592ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1593ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1594ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1595ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1596ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1597911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid btm_ble_ltk_request(uint16_t handle, uint8_t rand[8], uint16_t ediv) { 1598911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_CB* p_cb = &btm_cb; 1599911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev_by_handle(handle); 1600911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BT_OCTET8 dummy_stk = {0}; 16015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1602911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_ltk_request"); 16035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1604911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_cb->ediv = ediv; 16055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1606911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(p_cb->enc_rand, rand, BT_OCTET8_LEN); 16075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1608911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec != NULL) { 1609911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!smp_proc_ltk_request(p_dev_rec->bd_addr)) 1610911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_ltk_request_reply(p_dev_rec->bd_addr, false, dummy_stk); 1611911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 16125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 16135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 16145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1615ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1616ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_start_encrypt 1617ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1618ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to start LE encryption. 1619ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1620ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1621ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns BTM_SUCCESS if encryption was started successfully 1622ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1623ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1624a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub PawlowskitBTM_STATUS btm_ble_start_encrypt(const RawAddress& bda, bool use_stk, 1625c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski BT_OCTET16 stk) { 1626911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_CB* p_cb = &btm_cb; 1627911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_rec = btm_find_dev(bda); 1628911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BT_OCTET8 dummy_rand = {0}; 16295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1630911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_start_encrypt"); 16315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1632911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!p_rec) { 1633911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("Link is not active, can not encrypt!"); 1634911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_WRONG_MODE; 1635911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 16367fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta 1637911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_rec->sec_state == BTM_SEC_STATE_ENCRYPTING) { 1638911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_WARNING("Link Encryption is active, Busy!"); 1639911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_BUSY; 1640911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 16415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1642911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_cb->enc_handle = p_rec->ble_hci_handle; 16435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1644911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (use_stk) { 1645911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btsnd_hcic_ble_start_enc(p_rec->ble_hci_handle, dummy_rand, 0, stk); 1646911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else if (p_rec->ble.key_type & BTM_LE_KEY_PENC) { 1647911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btsnd_hcic_ble_start_enc(p_rec->ble_hci_handle, p_rec->ble.keys.rand, 1648911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.ediv, p_rec->ble.keys.pltk); 1649911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 1650911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("No key available to encrypt the link"); 1651911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_NO_RESOURCES; 1652911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1653ca22ac493ab777199084d87b3c7627e7f27555afAndre Eisenbach 1654911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_rec->sec_state == BTM_SEC_STATE_IDLE) 1655911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->sec_state = BTM_SEC_STATE_ENCRYPTING; 1656b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski 1657911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return BTM_CMD_STARTED; 16585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 16595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 16605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1661ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1662ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_link_encrypted 1663ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 16649ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Description This function is called when LE link encrption status is 16659ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * changed. 1666ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1667ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1668ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1669ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1670a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid btm_ble_link_encrypted(const RawAddress& bd_addr, uint8_t encr_enable) { 1671911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 1672911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool enc_cback; 1673ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1674911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!p_dev_rec) { 1675911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_WARNING( 1676911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "btm_ble_link_encrypted (No Device Found!) encr_enable=%d", 1677911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson encr_enable); 1678911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return; 1679911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 16805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1681911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_link_encrypted encr_enable=%d", encr_enable); 1682ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1683911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson enc_cback = (p_dev_rec->sec_state == BTM_SEC_STATE_ENCRYPTING); 16845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1685911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson smp_link_encrypted(bd_addr, encr_enable); 16865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1687911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG(" p_dev_rec->sec_flags=0x%x", p_dev_rec->sec_flags); 1688ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1689911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (encr_enable && p_dev_rec->enc_key_size == 0) 1690911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->enc_key_size = p_dev_rec->ble.keys.key_size; 16915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1692911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_state = BTM_SEC_STATE_IDLE; 1693911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec->p_callback && enc_cback) { 1694911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (encr_enable) 1695911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_sec_dev_rec_cback_event(p_dev_rec, BTM_SUCCESS, true); 1696911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else if (p_dev_rec->role_master) 1697911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_sec_dev_rec_cback_event(p_dev_rec, BTM_ERR_PROCESSING, true); 1698911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1699911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* to notify GATT to send data if any request is pending */ 1700911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson gatt_notify_enc_cmpl(p_dev_rec->ble.pseudo_addr); 17015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 17025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 17035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1704ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1705ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_ltk_request_reply 1706ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 17079ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Description This function is called to send a LTK request reply on a 17089ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * slave 1709ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * device. 1710ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1711ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1712ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1713ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1714a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid btm_ble_ltk_request_reply(const RawAddress& bda, bool use_stk, 1715c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski BT_OCTET16 stk) { 1716911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_rec = btm_find_dev(bda); 1717911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_CB* p_cb = &btm_cb; 17185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1719911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_rec == NULL) { 1720911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("btm_ble_ltk_request_reply received for unknown device"); 1721911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return; 1722911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1723911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1724911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_ltk_request_reply"); 1725911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_cb->enc_handle = p_rec->ble_hci_handle; 1726911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_cb->key_size = p_rec->ble.keys.key_size; 1727911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1728911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("key size = %d", p_rec->ble.keys.key_size); 1729911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (use_stk) { 1730911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btsnd_hcic_ble_ltk_req_reply(btm_cb.enc_handle, stk); 1731911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else /* calculate LTK using peer device */ 1732911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson { 1733911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_rec->ble.key_type & BTM_LE_KEY_LENC) 1734911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btsnd_hcic_ble_ltk_req_reply(btm_cb.enc_handle, p_rec->ble.keys.lltk); 1735911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson else 1736911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btsnd_hcic_ble_ltk_req_neg_reply(btm_cb.enc_handle); 1737911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 17385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 17395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 17405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1741ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1742ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_io_capabilities_req 1743ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 17449ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Description This function is called to handle SMP get IO capability 17459ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * request. 1746ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1747ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1748ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1749ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1750911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonuint8_t btm_ble_io_capabilities_req(tBTM_SEC_DEV_REC* p_dev_rec, 1751911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_LE_IO_REQ* p_data) { 1752911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t callback_rc = BTM_SUCCESS; 1753911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_io_capabilities_req"); 1754911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (btm_cb.api.p_le_callback) { 1755911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* the callback function implementation may change the IO capability... */ 1756911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson callback_rc = (*btm_cb.api.p_le_callback)( 1757911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_LE_IO_REQ_EVT, p_dev_rec->bd_addr, (tBTM_LE_EVT_DATA*)p_data); 1758911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1759911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if ((callback_rc == BTM_SUCCESS) || (BTM_OOB_UNKNOWN != p_data->oob_data)) { 1760d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BTM_BLE_CONFORMANCE_TESTING == TRUE) 1761911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (btm_cb.devcb.keep_rfu_in_auth_req) { 1762911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_io_capabilities_req keep_rfu_in_auth_req = %u", 1763911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.keep_rfu_in_auth_req); 1764911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->auth_req &= BTM_LE_AUTH_REQ_MASK_KEEP_RFU; 1765911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.keep_rfu_in_auth_req = false; 1766911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { /* default */ 1767911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->auth_req &= BTM_LE_AUTH_REQ_MASK; 1768911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1769a6ce7751d84218c193eb90d390aef23217b1737eWei Wang#else 1770911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->auth_req &= BTM_LE_AUTH_REQ_MASK; 1771a6ce7751d84218c193eb90d390aef23217b1737eWei Wang#endif 17725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1773911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 1774911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "btm_ble_io_capabilities_req 1: p_dev_rec->security_required = %d " 1775911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "auth_req:%d", 1776911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->security_required, p_data->auth_req); 1777911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 1778911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "btm_ble_io_capabilities_req 2: i_keys=0x%x r_keys=0x%x (bit 0-LTK " 1779911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "1-IRK 2-CSRK)", 1780911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->init_keys, p_data->resp_keys); 1781911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1782911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* if authentication requires MITM protection, put on the mask */ 1783911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec->security_required & BTM_SEC_IN_MITM) 1784911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->auth_req |= BTM_LE_AUTH_REQ_MITM; 1785911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1786911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!(p_data->auth_req & SMP_AUTH_BOND)) { 1787911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("Non bonding: No keys should be exchanged"); 1788911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->init_keys = 0; 1789911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->resp_keys = 0; 1790911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1791911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1792911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_io_capabilities_req 3: auth_req:%d", 1793911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->auth_req); 1794911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_io_capabilities_req 4: i_keys=0x%x r_keys=0x%x", 1795911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->init_keys, p_data->resp_keys); 1796911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1797911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 1798911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "btm_ble_io_capabilities_req 5: p_data->io_cap = %d auth_req:%d", 1799911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->io_cap, p_data->auth_req); 1800911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1801911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* remove MITM protection requirement if IO cap does not allow it */ 1802911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if ((p_data->io_cap == BTM_IO_CAP_NONE) && p_data->oob_data == SMP_OOB_NONE) 1803911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->auth_req &= ~BTM_LE_AUTH_REQ_MITM; 1804911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1805911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!(p_data->auth_req & SMP_SC_SUPPORT_BIT)) { 1806911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* if Secure Connections are not supported then remove LK derivation, 1807911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson ** and keypress notifications. 1808911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson */ 1809911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 1810911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "%s-SC not supported -> No LK derivation, no keypress notifications", 1811911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson __func__); 1812911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->auth_req &= ~SMP_KP_SUPPORT_BIT; 1813911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->init_keys &= ~SMP_SEC_KEY_TYPE_LK; 1814911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->resp_keys &= ~SMP_SEC_KEY_TYPE_LK; 1815911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1816911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1817911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 1818911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "btm_ble_io_capabilities_req 6: IO_CAP:%d oob_data:%d auth_req:0x%02x", 1819911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->io_cap, p_data->oob_data, p_data->auth_req); 1820911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1821911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return callback_rc; 18225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 18235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1824444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji/******************************************************************************* 1825ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1826ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_br_keys_req 1827ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1828ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to handle SMP request for keys sent 1829ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * over BR/EDR. 1830ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1831ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1832ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1833ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1834911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonuint8_t btm_ble_br_keys_req(tBTM_SEC_DEV_REC* p_dev_rec, 1835911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_LE_IO_REQ* p_data) { 1836911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t callback_rc = BTM_SUCCESS; 1837911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s", __func__); 1838911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (btm_cb.api.p_le_callback) { 1839911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* the callback function implementation may change the IO capability... */ 1840911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson callback_rc = (*btm_cb.api.p_le_callback)( 1841911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_LE_IO_REQ_EVT, p_dev_rec->bd_addr, (tBTM_LE_EVT_DATA*)p_data); 1842911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1843444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 1844911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return callback_rc; 1845444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji} 1846444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 1847ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/******************************************************************************* 1848ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1849ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_connected 1850ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1851ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is when a LE connection to the peer device is 1852ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * establsihed 1853ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1854ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 1855ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1856ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 1857a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid btm_ble_connected(const RawAddress& bda, uint16_t handle, uint8_t enc_mode, 1858a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowski uint8_t role, tBLE_ADDR_TYPE addr_type, 1859911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson UNUSED_ATTR bool addr_matched) { 1860911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bda); 1861911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_BLE_CB* p_cb = &btm_cb.ble_ctr_cb; 1862911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1863911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_EVENT("btm_ble_connected"); 1864911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1865911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* Commenting out trace due to obf/compilation problems. 1866911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson */ 1867911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec) { 1868c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski VLOG(1) << __func__ << " Security Manager: handle:" << handle 1869c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski << " enc_mode:" << enc_mode << " bda: " << bda 1870c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski << " RName: " << p_dev_rec->sec_bd_name; 1871911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1872911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_connected sec_flags=0x%x", p_dev_rec->sec_flags); 1873911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 1874c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski VLOG(1) << __func__ << " Security Manager: handle:" << handle 1875c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski << " enc_mode:" << enc_mode << " bda: " << bda; 1876911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1877911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1878911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!p_dev_rec) { 1879911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* There is no device record for new connection. Allocate one */ 1880911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec = btm_sec_alloc_dev(bda); 1881911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec == NULL) return; 1882911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else /* Update the timestamp for this device */ 1883911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson { 1884911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->timestamp = btm_cb.dev_rec_count++; 1885911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1886911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1887911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* update device information */ 1888911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->device_type |= BT_DEVICE_TYPE_BLE; 1889911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->ble_hci_handle = handle; 1890911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->ble.ble_addr_type = addr_type; 1891911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* update pseudo address */ 1892c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski p_dev_rec->ble.pseudo_addr = bda; 1893911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1894911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->role_master = false; 1895911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (role == HCI_ROLE_MASTER) p_dev_rec->role_master = true; 1896ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1897d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 1898911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!addr_matched) p_dev_rec->ble.active_addr_type = BTM_BLE_ADDR_PSEUDO; 18998b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 1900911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec->ble.ble_addr_type == BLE_ADDR_RANDOM && !addr_matched) 1901c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski p_dev_rec->ble.cur_rand_addr = bda; 19028b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#endif 19038b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 1904911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_cb->inq_var.directed_conn = BTM_BLE_CONNECT_EVT; 1905ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1906911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return; 1907ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 1908ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1909ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/***************************************************************************** 1910ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_conn_complete 1911ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1912ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description LE connection complete. 1913ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 1914ee96a3c60fca590d38025925c072d264e06493c4Myles Watson *****************************************************************************/ 1915911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid btm_ble_conn_complete(uint8_t* p, UNUSED_ATTR uint16_t evt_len, 1916911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool enhanced) { 1917d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 19189462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski uint8_t peer_addr_type; 19198b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#endif 1920a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowski RawAddress local_rpa, peer_rpa; 1921911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t role, status, bda_type; 1922911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint16_t handle; 1923a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowski RawAddress bda; 1924911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint16_t conn_interval, conn_latency, conn_timeout; 1925911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool match = false; 1926911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1927911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson STREAM_TO_UINT8(status, p); 1928911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson STREAM_TO_UINT16(handle, p); 1929911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson STREAM_TO_UINT8(role, p); 1930911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson STREAM_TO_UINT8(bda_type, p); 1931b8a477e9ac51898b05cb328eda897d95f1ef3d02Jakub Pawlowski STREAM_TO_BDADDR(bda, p); 1932911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1933911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (status == 0) { 1934911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (enhanced) { 1935b8a477e9ac51898b05cb328eda897d95f1ef3d02Jakub Pawlowski STREAM_TO_BDADDR(local_rpa, p); 1936b8a477e9ac51898b05cb328eda897d95f1ef3d02Jakub Pawlowski STREAM_TO_BDADDR(peer_rpa, p); 1937911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 193816fe0822ccd3eb6f66d3afd9965d25a0a0cb4c30Prerepa Viswanadham 19399462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski STREAM_TO_UINT16(conn_interval, p); 19409462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski STREAM_TO_UINT16(conn_latency, p); 19419462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski STREAM_TO_UINT16(conn_timeout, p); 19429462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski handle = HCID_GET_HANDLE(handle); 19439462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski 19445d790e4732c68fc6a159138dd0bbde6086e063eeJakub Pawlowski#if (BLE_PRIVACY_SPT == TRUE) 1945c8e29efe4cf0c12cc301e91bfc89b3429c875849Jakub Pawlowski peer_addr_type = bda_type; 1946c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski match = btm_identity_addr_to_random_pseudo(&bda, &bda_type, true); 1947c8e29efe4cf0c12cc301e91bfc89b3429c875849Jakub Pawlowski 1948911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* possiblly receive connection complete with resolvable random while 1949911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson the device has been paired */ 1950911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!match && BTM_BLE_IS_RESOLVE_BDA(bda)) { 19519462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski tBTM_SEC_DEV_REC* match_rec = btm_ble_resolve_random_addr(bda); 19529462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski if (match_rec) { 19539462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski LOG_INFO(LOG_TAG, "%s matched and resolved random address", __func__); 19549462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski match = true; 19559462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski match_rec->ble.active_addr_type = BTM_BLE_ADDR_RRA; 1956c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski match_rec->ble.cur_rand_addr = bda; 19579462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski if (!btm_ble_init_pseudo_addr(match_rec, bda)) { 19589462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski /* assign the original address to be the current report address */ 1959c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski bda = match_rec->ble.pseudo_addr; 19609462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski } else { 1961c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski bda = match_rec->bd_addr; 19629462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski } 19639462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski } else { 19649462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski LOG_INFO(LOG_TAG, "%s unable to match and resolve random address", 19659462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski __func__); 19669462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski } 19679462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski } 19688b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#endif 1969ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 19709462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski btm_ble_connected(bda, handle, HCI_ENCRYPT_MODE_DISABLED, role, bda_type, 19719462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski match); 1972444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 19739462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski l2cble_conn_comp(handle, role, bda, bda_type, conn_interval, conn_latency, 19749462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski conn_timeout); 1975444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 1976444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#if (BLE_PRIVACY_SPT == TRUE) 19779462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski if (enhanced) { 19789462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski btm_ble_refresh_local_resolvable_private_addr(bda, local_rpa); 1979444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 19809462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski if (peer_addr_type & BLE_ADDR_TYPE_ID_BIT) 19819462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski btm_ble_refresh_peer_resolvable_private_addr(bda, peer_rpa, 19829462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski BLE_ADDR_RANDOM); 1983ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 19849462c5dbd610e7b894008cec99f57e082de1abc5Jakub Pawlowski#endif 1985911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 1986911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson role = HCI_ROLE_UNKNOWN; 1987911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (status != HCI_ERR_DIRECTED_ADVERTISING_TIMEOUT) { 1988911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_set_conn_st(BLE_CONN_IDLE); 1989d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 1990911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_disable_resolving_list(BTM_BLE_RL_INIT, true); 1991a021a12987c4257d137437c6de9438b3344c6f6bAndre Eisenbach#endif 1992911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 1993d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 1994911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.ble_ctr_cb.inq_var.adv_mode = BTM_BLE_ADV_DISABLE; 1995911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_disable_resolving_list(BTM_BLE_RL_ADV, true); 1996a021a12987c4257d137437c6de9438b3344c6f6bAndre Eisenbach#endif 199770b9598970e5b18ba53c282319e68faea6eb5681Satya Calloji } 1998911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 1999444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2000c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski btm_ble_update_mode_operation(role, &bda, status); 2001d88da92ae1e9dc81cd97cb30e920d588156cac11Jakub Pawlowski 2002874ef327d4624bf9c189b1ac37e831cfab75774bJakub Pawlowski if (role == HCI_ROLE_SLAVE) 2003874ef327d4624bf9c189b1ac37e831cfab75774bJakub Pawlowski btm_ble_advertiser_notify_terminated_legacy(status, handle); 2004ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 2005ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 20065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/***************************************************************************** 2007ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_create_ll_conn_complete 2008ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2009ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description LE connection complete. 2010ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2011ee96a3c60fca590d38025925c072d264e06493c4Myles Watson *****************************************************************************/ 2012911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid btm_ble_create_ll_conn_complete(uint8_t status) { 2013911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (status != HCI_SUCCESS) { 2014911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_set_conn_st(BLE_CONN_IDLE); 2015911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_update_mode_operation(HCI_ROLE_UNKNOWN, NULL, status); 2016911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 201724adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera} 201824adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera/***************************************************************************** 2019ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_proc_smp_cback 2020ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2021ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is the SMP callback handler. 2022ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2023ee96a3c60fca590d38025925c072d264e06493c4Myles Watson *****************************************************************************/ 2024a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskiuint8_t btm_proc_smp_cback(tSMP_EVT event, const RawAddress& bd_addr, 2025911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tSMP_EVT_DATA* p_data) { 2026911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 2027911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t res = 0; 2028911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2029911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_proc_smp_cback event = %d", event); 2030911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2031911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec != NULL) { 2032911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson switch (event) { 2033911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case SMP_IO_CAP_REQ_EVT: 2034911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_io_capabilities_req(p_dev_rec, 2035911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (tBTM_LE_IO_REQ*)&p_data->io_req); 2036911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 2037911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2038911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case SMP_BR_KEYS_REQ_EVT: 2039911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_br_keys_req(p_dev_rec, (tBTM_LE_IO_REQ*)&p_data->io_req); 2040911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 2041911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2042911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case SMP_PASSKEY_REQ_EVT: 2043911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case SMP_PASSKEY_NOTIF_EVT: 2044911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case SMP_OOB_REQ_EVT: 2045911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case SMP_NC_REQ_EVT: 2046911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case SMP_SC_OOB_REQ_EVT: 2047911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* fall through */ 2048911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_flags |= BTM_SEC_LE_AUTHENTICATED; 2049911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2050911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case SMP_SEC_REQUEST_EVT: 2051911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (event == SMP_SEC_REQUEST_EVT && 2052911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.pairing_state != BTM_PAIR_STATE_IDLE) { 2053911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s: Ignoring SMP Security request", __func__); 2054911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 2055911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2056c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski btm_cb.pairing_bda = bd_addr; 2057911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_state = BTM_SEC_STATE_AUTHENTICATING; 2058911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.pairing_flags |= BTM_PAIR_FLAGS_LE_ACTIVE; 2059911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* fall through */ 2060911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2061911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case SMP_COMPLT_EVT: 2062911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (btm_cb.api.p_le_callback) { 2063911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* the callback function implementation may change the IO 2064911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson * capability... */ 2065911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_cb.api.p_le_callback=0x%x", 2066911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.api.p_le_callback); 2067911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (*btm_cb.api.p_le_callback)(event, bd_addr, 2068911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (tBTM_LE_EVT_DATA*)p_data); 2069911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 20705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2071911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (event == SMP_COMPLT_EVT) { 2072911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 2073911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "evt=SMP_COMPLT_EVT before update sec_level=0x%x sec_flags=0x%x", 2074911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->cmplt.sec_level, p_dev_rec->sec_flags); 20755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2076911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson res = (p_data->cmplt.reason == SMP_SUCCESS) ? BTM_SUCCESS 2077911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson : BTM_ERR_PROCESSING; 2078911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2079911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 2080911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "after update result=%d sec_level=0x%x sec_flags=0x%x", res, 2081911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->cmplt.sec_level, p_dev_rec->sec_flags); 2082911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2083911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_data->cmplt.is_pair_cancel && 2084911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.api.p_bond_cancel_cmpl_callback) { 2085911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("Pairing Cancel completed"); 2086911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (*btm_cb.api.p_bond_cancel_cmpl_callback)(BTM_SUCCESS); 2087911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2088d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BTM_BLE_CONFORMANCE_TESTING == TRUE) 2089911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (res != BTM_SUCCESS) { 2090911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!btm_cb.devcb.no_disc_if_pair_fail && 2091911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_data->cmplt.reason != SMP_CONN_TOUT) { 2092911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("Pairing failed - prepare to remove ACL"); 2093911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson l2cu_start_post_bond_timer(p_dev_rec->ble_hci_handle); 2094911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 2095911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("Pairing failed - Not Removing ACL"); 2096911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_state = BTM_SEC_STATE_IDLE; 2097911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2098911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 20995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#else 2100911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (res != BTM_SUCCESS && p_data->cmplt.reason != SMP_CONN_TOUT) { 2101911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("Pairing failed - prepare to remove ACL"); 2102911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson l2cu_start_post_bond_timer(p_dev_rec->ble_hci_handle); 2103911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 21045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 21055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2106911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 2107911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "btm_cb pairing_state=%x pairing_flags=%x pin_code_len=%x", 2108911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.pairing_state, btm_cb.pairing_flags, btm_cb.pin_code_len); 2109c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski VLOG(1) << "btm_cb.pairing_bda: " << btm_cb.pairing_bda; 2110911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2111911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* Reset btm state only if the callback address matches pairing 2112911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson * address*/ 2113c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski if (bd_addr == btm_cb.pairing_bda) { 2114b707f447cbb916de2e0dfd2b4e9bf15818376e64Jakub Pawlowski btm_cb.pairing_bda = RawAddress::kAny; 2115911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.pairing_state = BTM_PAIR_STATE_IDLE; 2116911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.pairing_flags = 0; 2117911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2118911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2119911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (res == BTM_SUCCESS) { 2120911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_state = BTM_SEC_STATE_IDLE; 2121d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 2122911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* add all bonded device into resolving list if IRK is available*/ 2123911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_resolving_list_load_dev(p_dev_rec); 2124444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#endif 2125911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 21265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2127911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_sec_dev_rec_cback_event(p_dev_rec, res, true); 21285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2129911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 2130911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2131911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson default: 2132911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("unknown event = %d", event); 2133911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 21345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2135911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 2136911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("btm_proc_smp_cback received for unknown device"); 2137911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 21385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2139911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return 0; 21405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 21415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 21425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2143ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2144ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleDataSignature 2145ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2146ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to sign the data using AES128 CMAC 2147ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * algorith. 2148ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2149ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameter bd_addr: target device the data to be signed for. 2150ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_text: singing data 2151ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * len: length of the data to be signed. 2152ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * signature: output parameter where data signature is going to 2153ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * be stored. 2154ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2155ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns true if signing sucessul, otherwise false. 2156ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2157ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2158a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool BTM_BleDataSignature(const RawAddress& bd_addr, uint8_t* p_text, 2159c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski uint16_t len, BLE_SIGNATURE signature) { 2160911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_rec = btm_find_dev(bd_addr); 2161911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2162911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s", __func__); 2163911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool ret = false; 2164911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_rec == NULL) { 2165911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("%s-data signing can not be done from unknown device", 2166911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson __func__); 2167911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 2168911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t* p_mac = (uint8_t*)signature; 2169911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t* pp; 2170911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t* p_buf = (uint8_t*)osi_malloc(len + 4); 2171911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2172911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s-Start to generate Local CSRK", __func__); 2173911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson pp = p_buf; 2174911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* prepare plain text */ 2175911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_text) { 2176911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(p_buf, p_text, len); 2177911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson pp = (p_buf + len); 2178911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2179911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2180911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson UINT32_TO_STREAM(pp, p_rec->ble.keys.local_counter); 2181911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson UINT32_TO_STREAM(p_mac, p_rec->ble.keys.local_counter); 2182911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2183911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson ret = aes_cipher_msg_auth_code(p_rec->ble.keys.lcsrk, p_buf, 2184911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (uint16_t)(len + 4), BTM_CMAC_TLEN_SIZE, 2185911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_mac); 21865d5fcf26d941315bf91056a7d634846820b7c02fMyles Watson if (ret) { 2187911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_increment_sign_ctr(bd_addr, true); 2188911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2189911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2190911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s p_mac = %d", __func__, p_mac); 2191911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 2192911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "p_mac[0] = 0x%02x p_mac[1] = 0x%02x p_mac[2] = 0x%02x p_mac[3] = " 2193911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "0x%02x", 2194911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_mac, *(p_mac + 1), *(p_mac + 2), *(p_mac + 3)); 2195911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 2196911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "p_mac[4] = 0x%02x p_mac[5] = 0x%02x p_mac[6] = 0x%02x p_mac[7] = " 2197911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "0x%02x", 2198911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *(p_mac + 4), *(p_mac + 5), *(p_mac + 6), *(p_mac + 7)); 2199911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson osi_free(p_buf); 2200911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2201911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return ret; 22025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 22035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 22045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2205ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2206ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleVerifySignature 2207ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2208ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to verify the data signature 2209ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2210ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Parameter bd_addr: target device the data to be signed for. 2211ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_orig: original data before signature. 2212ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * len: length of the signing data 2213ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * counter: counter used when doing data signing 2214ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * p_comp: signature to be compared against. 2215ee96a3c60fca590d38025925c072d264e06493c4Myles Watson 2216ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns true if signature verified correctly; otherwise false. 2217ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2218ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2219a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool BTM_BleVerifySignature(const RawAddress& bd_addr, uint8_t* p_orig, 2220c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski uint16_t len, uint32_t counter, uint8_t* p_comp) { 2221911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson bool verified = false; 2222911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_rec = btm_find_dev(bd_addr); 2223911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t p_mac[BTM_CMAC_TLEN_SIZE]; 22245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2225911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_rec == NULL || (p_rec && !(p_rec->ble.key_type & BTM_LE_KEY_PCSRK))) { 2226911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("can not verify signature for unknown device"); 2227911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else if (counter < p_rec->ble.keys.counter) { 2228911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("signature received with out dated sign counter"); 2229911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else if (p_orig == NULL) { 2230911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("No signature to verify"); 2231911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 2232911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s rcv_cnt=%d >= expected_cnt=%d", __func__, counter, 2233911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_rec->ble.keys.counter); 2234911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2235911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (aes_cipher_msg_auth_code(p_rec->ble.keys.pcsrk, p_orig, len, 2236911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_CMAC_TLEN_SIZE, p_mac)) { 2237911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (memcmp(p_mac, p_comp, BTM_CMAC_TLEN_SIZE) == 0) { 2238911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_increment_sign_ctr(bd_addr, false); 2239911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson verified = true; 2240911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 22415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2242911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2243911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return verified; 22445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 22455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 22465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2247ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2248ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_GetLeSecurityState 2249ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2250ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called to get security mode 1 flags and 2251ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * encryption key size for LE peer. 2252ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2253ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns bool true if LE device is found, false otherwise. 2254ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2255ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2256a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool BTM_GetLeSecurityState(const RawAddress& bd_addr, 2257c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski uint8_t* p_le_dev_sec_flags, 2258911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t* p_le_key_size) { 2259911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec; 2260911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint16_t dev_rec_sec_flags; 2261444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2262911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_le_dev_sec_flags = 0; 2263911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_le_key_size = 0; 2264444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2265911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec = btm_find_dev(bd_addr); 2266911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec == NULL) { 2267911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("%s fails", __func__); 2268911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return (false); 2269911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2270444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2271911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec->ble_hci_handle == BTM_SEC_INVALID_HANDLE) { 2272911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("%s-this is not LE device", __func__); 2273911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return (false); 2274911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2275444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2276911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson dev_rec_sec_flags = p_dev_rec->sec_flags; 2277444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2278911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (dev_rec_sec_flags & BTM_SEC_LE_ENCRYPTED) { 2279911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* link is encrypted with LTK or STK */ 2280911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_le_key_size = p_dev_rec->enc_key_size; 2281911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_le_dev_sec_flags |= BTM_SEC_LE_LINK_ENCRYPTED; 2282444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2283911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_le_dev_sec_flags |= 2284911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (dev_rec_sec_flags & BTM_SEC_LE_AUTHENTICATED) 2285911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson ? BTM_SEC_LE_LINK_PAIRED_WITH_MITM /* set auth LTK flag */ 2286911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson : BTM_SEC_LE_LINK_PAIRED_WITHOUT_MITM; /* set unauth LTK flag */ 2287911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else if (p_dev_rec->ble.key_type & BTM_LE_KEY_PENC) { 2288911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* link is unencrypted, still LTK is available */ 2289911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_le_key_size = p_dev_rec->ble.keys.key_size; 2290444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2291911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_le_dev_sec_flags |= 2292911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (dev_rec_sec_flags & BTM_SEC_LE_LINK_KEY_AUTHED) 2293911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson ? BTM_SEC_LE_LINK_PAIRED_WITH_MITM /* set auth LTK flag */ 2294911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson : BTM_SEC_LE_LINK_PAIRED_WITHOUT_MITM; /* set unauth LTK flag */ 2295911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2296444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2297911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s - le_dev_sec_flags: 0x%02x, le_key_size: %d", __func__, 2298911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson *p_le_dev_sec_flags, *p_le_key_size); 2299444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2300911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return true; 2301444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji} 2302444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2303444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji/******************************************************************************* 2304ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2305ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleSecurityProcedureIsRunning 2306ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2307ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function indicates if LE security procedure is 2308ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * currently running with the peer. 2309ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 23109ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Returns bool true if security procedure is running, false 23119ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * otherwise. 2312ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2313ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2314a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskibool BTM_BleSecurityProcedureIsRunning(const RawAddress& bd_addr) { 2315911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 2316444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2317911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p_dev_rec == NULL) { 2318c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski LOG(ERROR) << __func__ << " device with BDA: " << bd_addr 2319c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski << " is not found"; 2320911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return false; 2321911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2322444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2323911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return (p_dev_rec->sec_state == BTM_SEC_STATE_ENCRYPTING || 2324911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson p_dev_rec->sec_state == BTM_SEC_STATE_AUTHENTICATING); 2325444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji} 2326444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2327444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji/******************************************************************************* 2328ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2329ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function BTM_BleGetSupportedKeySize 2330ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2331ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function gets the maximum encryption key size in bytes 2332ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * the local device can suport. 2333ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * record. 2334ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2335ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns the key size or 0 if the size can't be retrieved. 2336ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2337ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2338a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskiextern uint8_t BTM_BleGetSupportedKeySize(const RawAddress& bd_addr) { 233984baa7f16e830394408278dbb8c508dd9fa02887Myles Watson#if (L2CAP_LE_COC_INCLUDED == TRUE) 2340911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tBTM_SEC_DEV_REC* p_dev_rec = btm_find_dev(bd_addr); 234113d04d9813c740dd2e8c621cc64c589088268155Myles Watson tBTM_LE_EVT_DATA btm_le_evt_data; 2342911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t callback_rc; 2343911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2344911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!p_dev_rec) { 2345c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski LOG(ERROR) << __func__ << " device with BDA: " << bd_addr 2346c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski << " is not found"; 2347911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return 0; 2348911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2349444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2350911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (btm_cb.api.p_le_callback == NULL) { 2351911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("%s can't access supported key size", __func__); 2352911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return 0; 2353911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2354444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2355911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson callback_rc = (*btm_cb.api.p_le_callback)( 235613d04d9813c740dd2e8c621cc64c589088268155Myles Watson BTM_LE_IO_REQ_EVT, p_dev_rec->bd_addr, &btm_le_evt_data); 2357444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2358911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (callback_rc != BTM_SUCCESS) { 2359911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("%s can't access supported key size", __func__); 2360911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return 0; 2361911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 2362444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2363911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("%s device supports key size = %d", __func__, 236413d04d9813c740dd2e8c621cc64c589088268155Myles Watson btm_le_evt_data.io_req.max_key_size); 236513d04d9813c740dd2e8c621cc64c589088268155Myles Watson return (btm_le_evt_data.io_req.max_key_size); 2366444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#else 2367911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson return 0; 2368444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#endif 2369444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji} 2370444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2371444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji/******************************************************************************* 2372ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Utility functions for LE device IR/ER generation 2373ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 23745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2375ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2376ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_notify_new_key 2377ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2378ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is to notify application new keys have been 2379ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * generated. 2380ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2381ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 2382ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2383ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2384911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic void btm_notify_new_key(uint8_t key_type) { 238513d04d9813c740dd2e8c621cc64c589088268155Myles Watson tBTM_BLE_LOCAL_KEYS* p_local_keys = NULL; 23865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2387911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_notify_new_key key_type=%d", key_type); 23885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2389911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (btm_cb.api.p_le_key_callback) { 2390911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson switch (key_type) { 2391911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_BLE_KEY_TYPE_ID: 2392911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("BTM_BLE_KEY_TYPE_ID"); 239313d04d9813c740dd2e8c621cc64c589088268155Myles Watson p_local_keys = (tBTM_BLE_LOCAL_KEYS*)&btm_cb.devcb.id_keys; 2394911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 2395911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2396911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson case BTM_BLE_KEY_TYPE_ER: 2397911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("BTM_BLE_KEY_TYPE_ER"); 239813d04d9813c740dd2e8c621cc64c589088268155Myles Watson p_local_keys = 2399911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson (tBTM_BLE_LOCAL_KEYS*)&btm_cb.devcb.ble_encryption_key_value; 2400911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 2401911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2402911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson default: 2403911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("unknown key type: %d", key_type); 2404911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson break; 24055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 240613d04d9813c740dd2e8c621cc64c589088268155Myles Watson if (p_local_keys != NULL) 240713d04d9813c740dd2e8c621cc64c589088268155Myles Watson (*btm_cb.api.p_le_key_callback)(key_type, p_local_keys); 2408911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 24095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 24105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2412ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2413ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_process_irk 2414ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2415ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called when IRK is generated, store it in 2416ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * local control block. 2417ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2418ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 2419ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2420ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2421911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic void btm_ble_process_irk(tSMP_ENC* p) { 2422911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_process_irk"); 2423911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p && p->opcode == HCI_BLE_ENCRYPT) { 2424911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(btm_cb.devcb.id_keys.irk, p->param_buf, BT_OCTET16_LEN); 2425911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_notify_new_key(BTM_BLE_KEY_TYPE_ID); 24262808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji 2427d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 2428911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* if privacy is enabled, new RPA should be calculated */ 2429911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (btm_cb.ble_ctr_cb.privacy_mode != BTM_PRIVACY_NONE) { 24300c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski btm_gen_resolvable_private_addr(base::Bind(&btm_gen_resolve_paddr_low)); 24315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2432911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson#endif 2433911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 2434911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_ERROR("Generating IRK exception."); 2435911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 24365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2437911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* proceed generate ER */ 24380c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski btsnd_hcic_ble_rand(base::Bind([](BT_OCTET8 rand1) { 24390c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski memcpy(&btm_cb.devcb.ble_encryption_key_value[0], rand1, BT_OCTET8_LEN); 24400c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski 24410c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski btsnd_hcic_ble_rand(base::Bind([](BT_OCTET8 rand2) { 24420c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski memcpy(&btm_cb.devcb.ble_encryption_key_value[8], rand2, BT_OCTET8_LEN); 24430c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski btm_notify_new_key(BTM_BLE_KEY_TYPE_ER); 24440c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski })); 24450c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski 24460c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski })); 24475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 24485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2450ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2451ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_process_dhk 2452ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2453ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function is called when DHK is calculated, store it in 2454ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * local control block, and proceed to generate ER, a 128-bits 2455ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * random number. 2456ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2457ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 2458ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2459ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2460911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonstatic void btm_ble_process_dhk(tSMP_ENC* p) { 2461911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint8_t btm_ble_irk_pt = 0x01; 2462911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson tSMP_ENC output; 24635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2464911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_process_dhk"); 24655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2466911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (p && p->opcode == HCI_BLE_ENCRYPT) { 2467911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(btm_cb.devcb.id_keys.dhk, p->param_buf, BT_OCTET16_LEN); 2468911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("BLE DHK generated."); 2469911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 2470911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* IRK = D1(IR, 1) */ 2471911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson if (!SMP_Encrypt(btm_cb.devcb.id_keys.ir, BT_OCTET16_LEN, &btm_ble_irk_pt, 2472911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson 1, &output)) { 2473911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* reset all identity root related key */ 2474911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memset(&btm_cb.devcb.id_keys, 0, sizeof(tBTM_BLE_LOCAL_ID_KEYS)); 2475911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 2476911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_ble_process_irk(&output); 24775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2478911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } else { 2479911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson /* reset all identity root related key */ 2480911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memset(&btm_cb.devcb.id_keys, 0, sizeof(tBTM_BLE_LOCAL_ID_KEYS)); 2481911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson } 24825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 24835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2485ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 24860c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski * Function btm_ble_reset_id 2487ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 24880c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski * Description This function is called to reset LE device identity. 2489ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2490ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 2491ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2492ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 24930c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowskivoid btm_ble_reset_id(void) { 24940c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski BTM_TRACE_DEBUG("btm_ble_reset_id"); 24955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24960c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski /* Regenerate Identity Root*/ 24970c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski btsnd_hcic_ble_rand(base::Bind([](BT_OCTET8 rand) { 24980c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski BTM_TRACE_DEBUG("btm_ble_process_ir1"); 24990c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski memcpy(btm_cb.devcb.id_keys.ir, rand, BT_OCTET8_LEN); 25005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25010c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski btsnd_hcic_ble_rand(base::Bind([](BT_OCTET8 rand) { 25020c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski uint8_t btm_ble_dhk_pt = 0x03; 25030c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski tSMP_ENC output; 25045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25050c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski BTM_TRACE_DEBUG("btm_ble_process_ir2"); 25065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25070c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski /* remembering in control block */ 25080c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski memcpy(&btm_cb.devcb.id_keys.ir[8], rand, BT_OCTET8_LEN); 25090c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski /* generate DHK= Eir({0x03, 0x00, 0x00 ...}) */ 25105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25110c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski SMP_Encrypt(btm_cb.devcb.id_keys.ir, BT_OCTET16_LEN, &btm_ble_dhk_pt, 1, 25120c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski &output); 25130c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski btm_ble_process_dhk(&output); 25145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25150c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski BTM_TRACE_DEBUG("BLE IR generated."); 25160c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski })); 25170c683232e28ea616844bfa03d876a08df217ba13Jakub Pawlowski })); 25185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 25195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25206bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski/* This function set a random address to local controller. It also temporarily 25216bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski * disable scans and adv before sending the command to the controller. */ 2522a484a888196ddf8bcbf1ad3226d6451bc735a94bJakub Pawlowskivoid btm_ble_set_random_address(const RawAddress& random_bda) { 25236bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski tBTM_LE_RANDOM_CB* p_cb = &btm_cb.ble_ctr_cb.addr_mgnt_cb; 25246bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski tBTM_BLE_CB* p_ble_cb = &btm_cb.ble_ctr_cb; 25256bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski bool adv_mode = btm_cb.ble_ctr_cb.inq_var.adv_mode; 25266bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski 25276bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski BTM_TRACE_DEBUG("%s", __func__); 25286bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski if (btm_ble_get_conn_st() == BLE_DIR_CONN) { 25296bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski BTM_TRACE_ERROR("%s: Cannot set random address. Direct conn ongoing", 25306bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski __func__); 25316bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski return; 25326bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski } 25336bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski 25346bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski if (adv_mode == BTM_BLE_ADV_ENABLE) 25356bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski btsnd_hcic_ble_set_adv_enable(BTM_BLE_ADV_DISABLE); 25366bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski if (BTM_BLE_IS_SCAN_ACTIVE(p_ble_cb->scan_activity)) btm_ble_stop_scan(); 25376bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski btm_ble_suspend_bg_conn(); 25386bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski 2539c2276b06572ab6fc1f900fbb1f41087e77d47e2aJakub Pawlowski p_cb->private_addr = random_bda; 25406bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski btsnd_hcic_ble_set_random_addr(p_cb->private_addr); 25416bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski 25426bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski if (adv_mode == BTM_BLE_ADV_ENABLE) 25436bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski btsnd_hcic_ble_set_adv_enable(BTM_BLE_ADV_ENABLE); 25446bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski if (BTM_BLE_IS_SCAN_ACTIVE(p_ble_cb->scan_activity)) btm_ble_start_scan(); 25456bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski btm_ble_resume_bg_conn(); 25466bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski} 25476bd467a004f4416aafc7fbd4da19b1e54578fd18Jakub Pawlowski 2548bdd2f5001ffc7c53f0e38c2a98e393b1855f9ce6Myles Watson#if BTM_BLE_CONFORMANCE_TESTING == TRUE 25495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2550ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2551ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_set_no_disc_if_pair_fail 2552ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 25539ca07091a1f07ea201cee0504dab6a1d7073d429Myles Watson * Description This function indicates whether no disconnect of the ACL 2554ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * should be used if pairing failed 2555ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2556ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 2557ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2558ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2559911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid btm_ble_set_no_disc_if_pair_fail(bool disable_disc) { 2560911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_set_disc_enable_if_pair_fail disable_disc=%d", 2561911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson disable_disc); 2562911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.no_disc_if_pair_fail = disable_disc; 25635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 25645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2566ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2567ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_set_test_mac_value 2568ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2569ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function set test MAC value 2570ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2571ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 2572ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2573ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2574911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid btm_ble_set_test_mac_value(bool enable, uint8_t* p_test_mac_val) { 2575911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_set_test_mac_value enable=%d", enable); 2576911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.enable_test_mac_val = enable; 2577911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson memcpy(btm_cb.devcb.test_mac, p_test_mac_val, BT_OCTET8_LEN); 25785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 25795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2581ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2582ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_set_test_local_sign_cntr_value 2583ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2584ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function set test local sign counter value 2585ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2586ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 2587ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2588ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2589911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid btm_ble_set_test_local_sign_cntr_value(bool enable, 2590911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson uint32_t test_local_sign_cntr) { 2591911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG( 2592911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson "btm_ble_set_test_local_sign_cntr_value enable=%d local_sign_cntr=%d", 2593911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson enable, test_local_sign_cntr); 2594911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.enable_test_local_sign_cntr = enable; 2595911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.test_local_sign_cntr = test_local_sign_cntr; 25965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 25975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2598ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/******************************************************************************* 2599ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2600ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Function btm_ble_set_keep_rfu_in_auth_req 2601ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2602ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Description This function indicates if RFU bits have to be kept as is 2603ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * (by default they have to be set to 0 by the sender). 2604ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2605ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * Returns void 2606ee96a3c60fca590d38025925c072d264e06493c4Myles Watson * 2607ee96a3c60fca590d38025925c072d264e06493c4Myles Watson ******************************************************************************/ 2608911d1ae03efec2d54c3b1b605589d790d1745488Myles Watsonvoid btm_ble_set_keep_rfu_in_auth_req(bool keep_rfu) { 2609911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson BTM_TRACE_DEBUG("btm_ble_set_keep_rfu_in_auth_req keep_rfus=%d", keep_rfu); 2610911d1ae03efec2d54c3b1b605589d790d1745488Myles Watson btm_cb.devcb.keep_rfu_in_auth_req = keep_rfu; 2611a6ce7751d84218c193eb90d390aef23217b1737eWei Wang} 2612a6ce7751d84218c193eb90d390aef23217b1737eWei Wang 26135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif /* BTM_BLE_CONFORMANCE_TESTING */ 2614