btm_ble.cc revision d7ffd64accbd50a27289a388856e56244ccbb5da
15738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 25738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 35738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Copyright (C) 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 30d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_INCLUDED == TRUE) 315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <string.h> 335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "bt_types.h" 355cd8bff2dd0337cb52bf48f312e3d2d55a8882fbMike J. Chen#include "bt_utils.h" 3649a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "btm_ble_api.h" 3749a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "btm_int.h" 3849a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "btu.h" 39444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#include "device/include/controller.h" 4049a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "gap_api.h" 41b2a292b5d8df2f359c38b0787bc01181225a9bc9Pavlin Radoslavov#include "gatt_api.h" 4249a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "hcimsgs.h" 4349a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "l2c_int.h" 44f8027005333c88a2f097cfd70d15c3d54c7764aeChris Manton#include "osi/include/log.h" 45d7ffd64accbd50a27289a388856e56244ccbb5daMyles Watson#include "osi/include/osi.h" 4649a86709488e5cfd5e23759da18bf9613e15b04dMarie Janssen#include "smp_api.h" 47ed534e330bf63c72e778fc8daae09ddd63c395b2Wei Wang 48d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (SMP_INCLUDED == TRUE) 49d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenextern bool aes_cipher_msg_auth_code(BT_OCTET16 key, uint8_t *input, uint16_t length, 50d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint16_t tlen, uint8_t *p_signature); 515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 52426da5ad3cc43336e48620605e37e9432b3cd126Andre Eisenbach 535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/*******************************************************************************/ 545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* External Function to be called by other modules */ 555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/*******************************************************************************/ 565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************** 575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_SecAddBleDevice 595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description Add/modify device. This function will be normally called 615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** during host startup to restore all required information 625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** for a LE device stored in the NVRAM. 635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameters: bd_addr - BD address of the peer 655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** bd_name - Name of the peer device. NULL if unknown. 665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** dev_type - Remote device's device type. 675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** addr_type - LE device address type. 685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 69d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns true if added OK, else false 705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 72d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool BTM_SecAddBleDevice (BD_ADDR bd_addr, BD_NAME bd_name, tBT_DEVICE_TYPE dev_type, 735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBLE_ADDR_TYPE addr_type) 745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 75cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski BTM_TRACE_DEBUG ("%s: dev_type=0x%x", __func__, dev_type); 76c9f86da73bfb637426c83b86497c50fede4e0f63Jakub Pawlowski 77426da5ad3cc43336e48620605e37e9432b3cd126Andre Eisenbach tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev(bd_addr); 78426da5ad3cc43336e48620605e37e9432b3cd126Andre Eisenbach if (!p_dev_rec) 79426da5ad3cc43336e48620605e37e9432b3cd126Andre Eisenbach { 80426da5ad3cc43336e48620605e37e9432b3cd126Andre Eisenbach p_dev_rec = btm_sec_allocate_dev_rec(); 81cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski 82cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski memcpy(p_dev_rec->bd_addr, bd_addr, BD_ADDR_LEN); 83cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski p_dev_rec->hci_handle = BTM_GetHCIConnHandle(bd_addr, BT_TRANSPORT_BR_EDR); 84cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski p_dev_rec->ble_hci_handle = BTM_GetHCIConnHandle(bd_addr, BT_TRANSPORT_LE); 85cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski 86cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski /* update conn params, use default value for background connection params */ 87cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski p_dev_rec->conn_params.min_conn_int = BTM_BLE_CONN_PARAM_UNDEF; 88cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski p_dev_rec->conn_params.max_conn_int = BTM_BLE_CONN_PARAM_UNDEF; 89cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski p_dev_rec->conn_params.supervision_tout = BTM_BLE_CONN_PARAM_UNDEF; 90cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski p_dev_rec->conn_params.slave_latency = BTM_BLE_CONN_PARAM_UNDEF; 91cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski 92cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski BTM_TRACE_DEBUG("%s: Device added, handle=0x%x ", __func__, p_dev_rec->ble_hci_handle); 935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(p_dev_rec->sec_bd_name, 0, sizeof(tBTM_BD_NAME)); 965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (bd_name && bd_name[0]) 985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->sec_flags |= BTM_SEC_NAME_KNOWN; 1005b9462d9694bdb9c51130a39a9d85c936ecce46fAndre Eisenbach strlcpy((char *)p_dev_rec->sec_bd_name, 1015b9462d9694bdb9c51130a39a9d85c936ecce46fAndre Eisenbach (char *)bd_name, BTM_MAX_REM_BD_NAME_LEN); 1025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 103e28055315f96c0d06e73a66a9bb06df85247b5a7Chaojing Sun p_dev_rec->device_type |= dev_type; 1045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->ble.ble_addr_type = addr_type; 1055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 106cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski memcpy(p_dev_rec->ble.pseudo_addr, bd_addr, BD_ADDR_LEN); 1075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* sync up with the Inq Data base*/ 108cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski tBTM_INQ_INFO *p_info = BTM_InqDbRead(bd_addr); 1095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_info) 1105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_info->results.ble_addr_type = p_dev_rec->ble.ble_addr_type ; 1125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_info->results.device_type = p_dev_rec->device_type; 113cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski BTM_TRACE_DEBUG("InqDb device_type =0x%x addr_type=0x%x", 114cac784d772db7f42dc93acafb18e5d71617c04f3Jakub Pawlowski p_info->results.device_type, p_info->results.ble_addr_type); 1155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 117d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return true; 1185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_SecAddBleKey 1235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description Add/modify LE device information. This function will be 1255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** normally called during host startup to restore all required 1265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** information stored in the NVRAM. 1275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameters: bd_addr - BD address of the peer 1295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** p_le_key - LE key values. 1305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** key_type - LE SMP key type. 1315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project* 132d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns true if added OK, else false 1335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 135d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool BTM_SecAddBleKey (BD_ADDR bd_addr, tBTM_LE_KEY_VALUE *p_le_key, tBTM_LE_KEY_TYPE key_type) 1365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 137d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (SMP_INCLUDED == TRUE) 1385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec; 1395344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("BTM_SecAddBleKey"); 1405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec = btm_find_dev (bd_addr); 1415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (!p_dev_rec || !p_le_key || 1425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (key_type != BTM_LE_KEY_PENC && key_type != BTM_LE_KEY_PID && 143ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta key_type != BTM_LE_KEY_PCSRK && key_type != BTM_LE_KEY_LENC && 144444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji key_type != BTM_LE_KEY_LCSRK && key_type != BTM_LE_KEY_LID)) 1455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1465344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_WARNING ("BTM_SecAddBleKey() Wrong Type, or No Device record \ 1475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project for bdaddr: %08x%04x, Type: %d", 1485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (bd_addr[0]<<24)+(bd_addr[1]<<16)+(bd_addr[2]<<8)+bd_addr[3], 1495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (bd_addr[4]<<8)+bd_addr[5], key_type); 150d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return(false); 1515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1535344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("BTM_SecAddLeKey() BDA: %08x%04x, Type: 0x%02x", 1545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (bd_addr[0]<<24)+(bd_addr[1]<<16)+(bd_addr[2]<<8)+bd_addr[3], 1555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (bd_addr[4]<<8)+bd_addr[5], key_type); 1565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 157d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen btm_sec_save_le_key (bd_addr, key_type, p_le_key, false); 158444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 159444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#if (BLE_PRIVACY_SPT == TRUE) 160444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (key_type == BTM_LE_KEY_PID || key_type == BTM_LE_KEY_LID) 161444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji btm_ble_resolving_list_load_dev (p_dev_rec); 162444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#endif 1635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 1655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 166d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return(true); 1675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_BleLoadLocalKeys 1725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description Local local identity key, encryption root or sign counter. 1745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameters: key_type: type of key, can be BTM_BLE_KEY_TYPE_ID, BTM_BLE_KEY_TYPE_ER 1765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** or BTM_BLE_KEY_TYPE_COUNTER. 1775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** p_key: pointer to the key. 1785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project* 1795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns non2. 1805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 182d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid BTM_BleLoadLocalKeys(uint8_t key_type, tBTM_BLE_LOCAL_KEYS *p_key) 1835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_DEVCB *p_devcb = &btm_cb.devcb; 185444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("%s", __func__); 1865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_key != NULL) 1875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch (key_type) 1895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_BLE_KEY_TYPE_ID: 1915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(&p_devcb->id_keys, &p_key->id_keys, sizeof(tBTM_BLE_LOCAL_ID_KEYS)); 1925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 1935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_BLE_KEY_TYPE_ER: 195444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji memcpy(p_devcb->ble_encryption_key_value, p_key->er, sizeof(BT_OCTET16)); 1965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 1975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 1995344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("unknow local key type: %d", key_type); 2005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 2015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_GetDeviceEncRoot 2085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to read the local device encryption 2105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** root. 2115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 213444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** the local device ER is copied into ble_encr_key_value 2145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 216444a8da807abaf5f9e813ce70c56a79160495fb3Satya Callojivoid BTM_GetDeviceEncRoot (BT_OCTET16 ble_encr_key_value) 2175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 218444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("%s", __func__); 219444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji memcpy (ble_encr_key_value, btm_cb.devcb.ble_encryption_key_value, BT_OCTET16_LEN); 2205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_GetDeviceIDRoot 2255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to read the local device identity 2275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** root. 2285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 2305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** the local device IR is copied into irk 2315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 2335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid BTM_GetDeviceIDRoot (BT_OCTET16 irk) 2345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2355344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("BTM_GetDeviceIDRoot "); 2365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy (irk, btm_cb.devcb.id_keys.irk, BT_OCTET16_LEN); 2385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_GetDeviceDHK 2435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to read the local device DHK. 2455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 2475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** the local device DHK is copied into dhk 2485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 2505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid BTM_GetDeviceDHK (BT_OCTET16 dhk) 2515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2525344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("BTM_GetDeviceDHK"); 2535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy (dhk, btm_cb.devcb.id_keys.dhk, BT_OCTET16_LEN); 2545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_ReadConnectionAddr 2595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 260ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Description This function is called to get the local device address information 2615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** . 2625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 2645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 266ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Battavoid BTM_ReadConnectionAddr (BD_ADDR remote_bda, BD_ADDR local_conn_addr, tBLE_ADDR_TYPE *p_addr_type) 2675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2687fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta tACL_CONN *p_acl = btm_bda_to_acl(remote_bda, BT_TRANSPORT_LE); 269ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 270ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (p_acl == NULL) 2715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2725344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("No connection exist!"); 273ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta return; 2745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 275ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta memcpy(local_conn_addr, p_acl->conn_addr, BD_ADDR_LEN); 276ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta * p_addr_type = p_acl->conn_addr_type; 277ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 2785344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("BTM_ReadConnectionAddr address type: %d addr: 0x%02x", 279ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_acl->conn_addr_type, p_acl->conn_addr[0]); 2805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 281bf9a8aa26988aedbc161d75f2688641ce59dc001Mike J. Chen 2826975b4d711142b885af479721cada448952c6b41Andre Eisenbach/******************************************************************************* 2836975b4d711142b885af479721cada448952c6b41Andre Eisenbach** 2846975b4d711142b885af479721cada448952c6b41Andre Eisenbach** Function BTM_IsBleConnection 2856975b4d711142b885af479721cada448952c6b41Andre Eisenbach** 2866975b4d711142b885af479721cada448952c6b41Andre Eisenbach** Description This function is called to check if the connection handle 2876975b4d711142b885af479721cada448952c6b41Andre Eisenbach** for an LE link 2886975b4d711142b885af479721cada448952c6b41Andre Eisenbach** 289d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns true if connection is LE link, otherwise false. 2906975b4d711142b885af479721cada448952c6b41Andre Eisenbach** 2916975b4d711142b885af479721cada448952c6b41Andre Eisenbach*******************************************************************************/ 292d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool BTM_IsBleConnection (uint16_t conn_handle) 2936975b4d711142b885af479721cada448952c6b41Andre Eisenbach{ 2947fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta#if (BLE_INCLUDED == TRUE) 295d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t xx; 2966975b4d711142b885af479721cada448952c6b41Andre Eisenbach tACL_CONN *p; 2976975b4d711142b885af479721cada448952c6b41Andre Eisenbach 2985344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_API ("BTM_IsBleConnection: conn_handle: %d", conn_handle); 2996975b4d711142b885af479721cada448952c6b41Andre Eisenbach 3006975b4d711142b885af479721cada448952c6b41Andre Eisenbach xx = btm_handle_to_acl_index (conn_handle); 3016975b4d711142b885af479721cada448952c6b41Andre Eisenbach if (xx >= MAX_L2CAP_LINKS) 302d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 3036975b4d711142b885af479721cada448952c6b41Andre Eisenbach 3046975b4d711142b885af479721cada448952c6b41Andre Eisenbach p = &btm_cb.acl_db[xx]; 3056975b4d711142b885af479721cada448952c6b41Andre Eisenbach 3067fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta return (p->transport == BT_TRANSPORT_LE); 3077fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta#else 308d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 3097fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta#endif 3106975b4d711142b885af479721cada448952c6b41Andre Eisenbach} 3115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 3135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 314ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Function BTM_ReadRemoteConnectionAddr 315ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 316ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Description This function is read the remote device address currently used 317ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 3187fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta** Parameters pseudo_addr: pseudo random address available 3197fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta** conn_addr:connection address used 3207fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta** p_addr_type : BD Address type, Public or Random of the address used 3217fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta** 322d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns bool , true if connection to remote device exists, else false 323ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 324ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta*******************************************************************************/ 325d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool BTM_ReadRemoteConnectionAddr(BD_ADDR pseudo_addr, BD_ADDR conn_addr, 3267fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta tBLE_ADDR_TYPE *p_addr_type) 327ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta{ 328d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool st = true; 3297fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta#if (BLE_PRIVACY_SPT == TRUE) 3307fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta tACL_CONN *p = btm_bda_to_acl (pseudo_addr, BT_TRANSPORT_LE); 331ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 3328b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu if (p == NULL) 3338b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu { 3345344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("BTM_ReadRemoteConnectionAddr can not find connection" 3357fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta " with matching address"); 336d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 3378b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu } 3388b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 3398b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu memcpy(conn_addr, p->active_remote_addr, BD_ADDR_LEN); 3408b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu *p_addr_type = p->active_remote_addr_type; 3418b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#else 3427fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev(pseudo_addr); 3437fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta 344ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta memcpy(conn_addr, pseudo_addr, BD_ADDR_LEN); 3456975b4d711142b885af479721cada448952c6b41Andre Eisenbach if (p_dev_rec != NULL) 3466975b4d711142b885af479721cada448952c6b41Andre Eisenbach { 3476975b4d711142b885af479721cada448952c6b41Andre Eisenbach *p_addr_type = p_dev_rec->ble.ble_addr_type; 3486975b4d711142b885af479721cada448952c6b41Andre Eisenbach } 3498b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#endif 350ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta return st; 3517fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta 352ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 353ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/******************************************************************************* 354ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 3555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_SecurityGrant 3565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to grant security process. 3585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameters bd_addr - peer device bd address. 3605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** res - result of the operation BTM_SUCCESS if success. 3615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Otherwise, BTM_REPEATED_ATTEMPTS is too many attempts. 3625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns None 3645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 366d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid BTM_SecurityGrant(BD_ADDR bd_addr, uint8_t res) 3675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 368d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (SMP_INCLUDED == TRUE) 3695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tSMP_STATUS res_smp = (res == BTM_SUCCESS) ? SMP_SUCCESS : SMP_REPEATED_ATTEMPTS; 3705344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("BTM_SecurityGrant"); 3715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project SMP_SecurityGrant(bd_addr, res_smp); 3725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 3735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 3765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_BlePasskeyReply 3785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called after Security Manager submitted 3805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** passkey request to the application. 3815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameters: bd_addr - Address of the device for which passkey was requested 3835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** res - result of the operation BTM_SUCCESS if success 3845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** key_len - length in bytes of the Passkey 3855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** p_passkey - pointer to array with the passkey 386d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** trusted_mask - bitwise OR of trusted services (array of uint32_t) 3875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 389d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid BTM_BlePasskeyReply (BD_ADDR bd_addr, uint8_t res, uint32_t passkey) 3905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 391d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (SMP_INCLUDED == TRUE) 3925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bd_addr); 3935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tSMP_STATUS res_smp = (res == BTM_SUCCESS) ? SMP_SUCCESS : SMP_PASSKEY_ENTRY_FAIL; 3945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 395ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (p_dev_rec == NULL) 396ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 3975344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("Passkey reply to Unknown device"); 398ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta return; 399ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 400ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 401444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_dev_rec->sec_flags |= BTM_SEC_LE_AUTHENTICATED; 4025344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("BTM_BlePasskeyReply"); 4035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project SMP_PasskeyReply(bd_addr, res_smp, passkey); 4045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 4055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 4075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 4085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 409444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Function BTM_BleConfirmReply 410444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 411444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Description This function is called after Security Manager submitted 412444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** numeric comparison request to the application. 413444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 414444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Parameters: bd_addr - Address of the device with which numeric 415444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** comparison was requested 416444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** res - comparison result BTM_SUCCESS if success 417444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 418444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji*******************************************************************************/ 419d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid BTM_BleConfirmReply (BD_ADDR bd_addr, uint8_t res) 420444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji{ 421444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bd_addr); 422444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji tSMP_STATUS res_smp = (res == BTM_SUCCESS) ? SMP_SUCCESS : SMP_PASSKEY_ENTRY_FAIL; 423444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 424444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (p_dev_rec == NULL) 425444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 426444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_ERROR("Passkey reply to Unknown device"); 427444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji return; 428444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 429444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 430444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_dev_rec->sec_flags |= BTM_SEC_LE_AUTHENTICATED; 431444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("%s", __func__); 432444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji SMP_ConfirmReply(bd_addr, res_smp); 433444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji} 434444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 435444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji/******************************************************************************* 436444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 4375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_BleOobDataReply 4385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 4395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to provide the OOB data for 4405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** SMP in response to BTM_LE_OOB_REQ_EVT 4415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 4425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameters: bd_addr - Address of the peer device 4435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** res - result of the operation SMP_SUCCESS if success 4441a5bb5f30385af44d11ffba10e0f5af79f0ae422Jakub Pawlowski** p_data - oob data, depending on transport and capabilities. 4451a5bb5f30385af44d11ffba10e0f5af79f0ae422Jakub Pawlowski** Might be "Simple Pairing Randomizer", or 4461a5bb5f30385af44d11ffba10e0f5af79f0ae422Jakub Pawlowski** "Security Manager TK Value". 4475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 4485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 449d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid BTM_BleOobDataReply(BD_ADDR bd_addr, uint8_t res, uint8_t len, uint8_t *p_data) 4505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 451d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (SMP_INCLUDED == TRUE) 4525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tSMP_STATUS res_smp = (res == BTM_SUCCESS) ? SMP_SUCCESS : SMP_OOB_FAIL; 4535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bd_addr); 4545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 455bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski BTM_TRACE_DEBUG ("%s:", __func__); 456ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 457bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski if (p_dev_rec == NULL) { 458bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski BTM_TRACE_ERROR("%s: Unknown device", __func__); 459ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta return; 460ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 461ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 462444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_dev_rec->sec_flags |= BTM_SEC_LE_AUTHENTICATED; 4635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project SMP_OobDataReply(bd_addr, res_smp, len, p_data); 4645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 4655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 467bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski/******************************************************************************* 468bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** 469bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** Function BTM_BleSecureConnectionOobDataReply 470bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** 471bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** Description This function is called to provide the OOB data for 472bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** SMP in response to BTM_LE_OOB_REQ_EVT when secure connection 473bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** data is available 474bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** 475bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** Parameters: bd_addr - Address of the peer device 476bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** p_c - pointer to Confirmation. 477bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** p_r - pointer to Randomizer 478bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski** 479bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski*******************************************************************************/ 480bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowskivoid BTM_BleSecureConnectionOobDataReply(BD_ADDR bd_addr, 481bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski uint8_t *p_c, uint8_t *p_r) 482bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski{ 483bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski#if SMP_INCLUDED == TRUE 484bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bd_addr); 485bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 486bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski BTM_TRACE_DEBUG ("%s:", __func__); 487bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 488bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski if (p_dev_rec == NULL) { 489bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski BTM_TRACE_ERROR("%s: Unknown device", __func__); 490bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski return; 491bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski } 492bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 493bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski p_dev_rec->sec_flags |= BTM_SEC_LE_AUTHENTICATED; 494bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 495bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski tSMP_SC_OOB_DATA oob; 496bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski memset(&oob, 0, sizeof(tSMP_SC_OOB_DATA)); 497bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 498bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski oob.peer_oob_data.present = true; 499bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski memcpy(&oob.peer_oob_data.randomizer, p_r, BT_OCTET16_LEN); 500bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski memcpy(&oob.peer_oob_data.commitment, p_c, BT_OCTET16_LEN); 501bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski oob.peer_oob_data.addr_rcvd_from.type = p_dev_rec->ble.ble_addr_type; 502bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski memcpy(&oob.peer_oob_data.addr_rcvd_from.bda, bd_addr, sizeof(BD_ADDR)); 503bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 504bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski SMP_SecureConnectionOobDataReply((uint8_t*)&oob); 505bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski#endif 506bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski} 507bd60854e49f88196bb3bcb38346214f8c6c3f3c9Jakub Pawlowski 5085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 5095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 5105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_BleSetConnScanParams 5115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 5125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description Set scan parameter used in BLE connection request 5135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 5145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameters: scan_interval: scan interval 5155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** scan_window: scan window 5165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 5175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 5185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 5195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 520d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid BTM_BleSetConnScanParams (uint32_t scan_interval, uint32_t scan_window) 5215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 522d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (SMP_INCLUDED == TRUE) 5235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_BLE_CB *p_ble_cb = &btm_cb.ble_ctr_cb; 524d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool new_param = false; 5255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 526935324abbe8706307297f09cf79bbcd4efb73367Satya Calloji if (BTM_BLE_ISVALID_PARAM(scan_interval, BTM_BLE_SCAN_INT_MIN, BTM_BLE_SCAN_INT_MAX) && 527935324abbe8706307297f09cf79bbcd4efb73367Satya Calloji BTM_BLE_ISVALID_PARAM(scan_window, BTM_BLE_SCAN_WIN_MIN, BTM_BLE_SCAN_WIN_MAX)) 5285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_ble_cb->scan_int != scan_interval) 5305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_ble_cb->scan_int = scan_interval; 532d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen new_param = true; 5335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 5355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_ble_cb->scan_win != scan_window) 5365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_ble_cb->scan_win = scan_window; 538d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen new_param = true; 5395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 541ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (new_param && p_ble_cb->conn_state == BLE_BG_CONN) 542ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 543ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta btm_ble_suspend_bg_conn(); 544ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 5455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 5475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5485344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("Illegal Connection Scan Parameters"); 5495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 5515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 5525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 5535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************** 5545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 5555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_BleSetPrefConnParams 5565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 5575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description Set a peripheral's preferred connection parameters 5585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 5595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameters: bd_addr - BD address of the peripheral 5605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** scan_interval: scan interval 5615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** scan_window: scan window 5625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** min_conn_int - minimum preferred connection interval 5635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** max_conn_int - maximum preferred connection interval 5645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** slave_latency - preferred slave latency 5655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** supervision_tout - preferred supervision timeout 5665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 5675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 5685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 5695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 5705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid BTM_BleSetPrefConnParams (BD_ADDR bd_addr, 571d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint16_t min_conn_int, uint16_t max_conn_int, 572d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint16_t slave_latency, uint16_t supervision_tout) 5735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 5745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bd_addr); 5755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 5765344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_API ("BTM_BleSetPrefConnParams min: %u max: %u latency: %u \ 5775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tout: %u", 5785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project min_conn_int, max_conn_int, slave_latency, supervision_tout); 5795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 580935324abbe8706307297f09cf79bbcd4efb73367Satya Calloji if (BTM_BLE_ISVALID_PARAM(min_conn_int, BTM_BLE_CONN_INT_MIN, BTM_BLE_CONN_INT_MAX) && 581935324abbe8706307297f09cf79bbcd4efb73367Satya Calloji BTM_BLE_ISVALID_PARAM(max_conn_int, BTM_BLE_CONN_INT_MIN, BTM_BLE_CONN_INT_MAX) && 582935324abbe8706307297f09cf79bbcd4efb73367Satya Calloji BTM_BLE_ISVALID_PARAM(supervision_tout, BTM_BLE_CONN_SUP_TOUT_MIN, BTM_BLE_CONN_SUP_TOUT_MAX) && 583ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta (slave_latency <= BTM_BLE_CONN_LATENCY_MAX || slave_latency == BTM_BLE_CONN_PARAM_UNDEF)) 5845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_dev_rec) 5865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* expect conn int and stout and slave latency to be updated all together */ 5885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (min_conn_int != BTM_BLE_CONN_PARAM_UNDEF || max_conn_int != BTM_BLE_CONN_PARAM_UNDEF) 5895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (min_conn_int != BTM_BLE_CONN_PARAM_UNDEF) 5915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->conn_params.min_conn_int = min_conn_int; 5925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 5935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->conn_params.min_conn_int = max_conn_int; 5945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 5955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (max_conn_int != BTM_BLE_CONN_PARAM_UNDEF) 5965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->conn_params.max_conn_int = max_conn_int; 5975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 5985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->conn_params.max_conn_int = min_conn_int; 5995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (slave_latency != BTM_BLE_CONN_PARAM_UNDEF) 6015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->conn_params.slave_latency = slave_latency; 6025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 6035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->conn_params.slave_latency = BTM_BLE_CONN_SLAVE_LATENCY_DEF; 6045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (supervision_tout != BTM_BLE_CONN_PARAM_UNDEF) 6065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->conn_params.supervision_tout = supervision_tout; 6075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 6089c07b33b335dfa3b4357f9ee293e1c1c03a7389aSteve Paik p_dev_rec->conn_params.supervision_tout = BTM_BLE_CONN_TIMEOUT_DEF; 6095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 6145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 6155344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("Unknown Device, setting rejected"); 6165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 6195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 6205344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("Illegal Connection Parameters"); 6215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 6235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 6255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 6265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_ReadDevInfo 6275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 6285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to read the device/address type 6295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** of BD address. 6305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 6315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameter remote_bda: remote device address 6325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** p_dev_type: output parameter to read the device type. 6335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** p_addr_type: output parameter to read the address type. 6345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 6355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 636063ca0230d902b1397bb8c19366e807980d876f3Jakub Pawlowskivoid BTM_ReadDevInfo (const BD_ADDR remote_bda, tBT_DEVICE_TYPE *p_dev_type, tBLE_ADDR_TYPE *p_addr_type) 6375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 6385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (remote_bda); 6395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_INQ_INFO *p_inq_info = BTM_InqDbRead(remote_bda); 6405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project *p_addr_type = BLE_ADDR_PUBLIC; 6425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (!p_dev_rec) 6445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 6452808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji *p_dev_type = BT_DEVICE_TYPE_BREDR; 6465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* Check with the BT manager if details about remote device are known */ 6475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_inq_info != NULL) 6485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 6495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project *p_dev_type = p_inq_info->results.device_type ; 6505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project *p_addr_type = p_inq_info->results.ble_addr_type; 651306bddadeec993013cfed6bf0e41a1a47a69367cAndre Eisenbach } else { 652306bddadeec993013cfed6bf0e41a1a47a69367cAndre Eisenbach /* unknown device, assume BR/EDR */ 6535344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_find_dev_type - unknown device, BR/EDR assumed"); 6545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else /* there is a security device record exisitng */ 6575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 6585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* new inquiry result, overwrite device type in security device record */ 6595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_inq_info) 6605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 6615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->device_type = p_inq_info->results.device_type; 6625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->ble.ble_addr_type = p_inq_info->results.ble_addr_type; 6635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6642808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji if (memcmp(p_dev_rec->bd_addr, remote_bda, BD_ADDR_LEN) == 0 && 6652808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji memcmp(p_dev_rec->ble.pseudo_addr, remote_bda, BD_ADDR_LEN) == 0) 6662808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji { 6672808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji *p_dev_type = p_dev_rec->device_type; 6682808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji *p_addr_type = p_dev_rec->ble.ble_addr_type; 6692808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji } 6702808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji else if (memcmp(p_dev_rec->ble.pseudo_addr, remote_bda, BD_ADDR_LEN) == 0) 6712808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji { 6722808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji *p_dev_type = BT_DEVICE_TYPE_BLE; 6732808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji *p_addr_type = p_dev_rec->ble.ble_addr_type; 6742808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji } 6752808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji else /* matching static adddress only */ 6762808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji { 6772808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji *p_dev_type = BT_DEVICE_TYPE_BREDR; 6782808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji *p_addr_type = BLE_ADDR_PUBLIC; 6792808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji } 6805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6835344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_find_dev_type - device_type = %d addr_type = %d", *p_dev_type , *p_addr_type); 6845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 6855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6861f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji/******************************************************************************* 6871f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji** 6881f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji** Function BTM_ReadConnectedTransportAddress 6891f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji** 6901f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji** Description This function is called to read the paired device/address type of other device paired 6911f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji** corresponding to the BD_address 6921f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji** 6931f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji** Parameter remote_bda: remote device address, carry out the transport address 6941f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji** transport: active transport 6951f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji** 696d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Return true if an active link is identified; false otherwise 6971f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji** 6981f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji*******************************************************************************/ 699d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool BTM_ReadConnectedTransportAddress(BD_ADDR remote_bda, tBT_TRANSPORT transport) 7001f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji{ 7011f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev(remote_bda); 7021f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji 7031f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji /* if no device can be located, return */ 7041f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji if (p_dev_rec == NULL) 705d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 7061f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji 7071f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji if (transport == BT_TRANSPORT_BR_EDR) 7081f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji { 7091f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji if (btm_bda_to_acl(p_dev_rec->bd_addr, transport) != NULL) 7101f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji { 7111f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji memcpy(remote_bda, p_dev_rec->bd_addr, BD_ADDR_LEN); 712d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return true; 7131f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji } 7141f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji else if (p_dev_rec->device_type & BT_DEVICE_TYPE_BREDR) 7151f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji { 7161f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji memcpy(remote_bda, p_dev_rec->bd_addr, BD_ADDR_LEN); 7171f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji } 7181f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji else 7191f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji memset(remote_bda, 0, BD_ADDR_LEN); 720d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 7211f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji } 7221f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji 7231f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji if (transport == BT_TRANSPORT_LE) 7241f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji { 7251f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji memcpy(remote_bda, p_dev_rec->ble.pseudo_addr, BD_ADDR_LEN); 7261f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji if (btm_bda_to_acl(p_dev_rec->ble.pseudo_addr, transport) != NULL) 727d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return true; 7281f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji else 729d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 7301f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji } 7311f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji 732d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 7331f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji} 7341f38e92c7045e92b6b9d7f31bf85ceb585733885Satya Calloji 735ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/******************************************************************************* 736ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 737ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Function BTM_BleReceiverTest 738ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 739ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Description This function is called to start the LE Receiver test 740ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 741ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Parameter rx_freq - Frequency Range 742ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** p_cmd_cmpl_cback - Command Complete callback 743ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 744ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta*******************************************************************************/ 745d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid BTM_BleReceiverTest(uint8_t rx_freq, tBTM_CMPL_CB *p_cmd_cmpl_cback) 746ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta{ 747ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta btm_cb.devcb.p_le_test_cmd_cmpl_cb = p_cmd_cmpl_cback; 748ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 749b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski btsnd_hcic_ble_receiver_test(rx_freq); 750ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 7515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 7525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 753ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 754ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Function BTM_BleTransmitterTest 755ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 756ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Description This function is called to start the LE Transmitter test 757ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 758ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Parameter tx_freq - Frequency Range 759ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** test_data_len - Length in bytes of payload data in each packet 760ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** packet_payload - Pattern to use in the payload 761ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** p_cmd_cmpl_cback - Command Complete callback 762ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 7635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 764d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid BTM_BleTransmitterTest(uint8_t tx_freq, uint8_t test_data_len, 765d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t packet_payload, tBTM_CMPL_CB *p_cmd_cmpl_cback) 766ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta{ 767ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta btm_cb.devcb.p_le_test_cmd_cmpl_cb = p_cmd_cmpl_cback; 768b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski btsnd_hcic_ble_transmitter_test(tx_freq, test_data_len, packet_payload); 769ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 7705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 7715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 7725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 773ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Function BTM_BleTestEnd 774ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 775ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Description This function is called to stop the in-progress TX or RX test 7765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 777ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Parameter p_cmd_cmpl_cback - Command complete callback 7785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 7795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 780ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Battavoid BTM_BleTestEnd(tBTM_CMPL_CB *p_cmd_cmpl_cback) 7815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 782ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta btm_cb.devcb.p_le_test_cmd_cmpl_cb = p_cmd_cmpl_cback; 783ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 784b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski btsnd_hcic_ble_test_end(); 785ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 786ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 787ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/******************************************************************************* 788ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Internal Functions 789ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta*******************************************************************************/ 790d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_test_command_complete(uint8_t *p) 791ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta{ 792ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta tBTM_CMPL_CB *p_cb = btm_cb.devcb.p_le_test_cmd_cmpl_cb; 793ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 794ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta btm_cb.devcb.p_le_test_cmd_cmpl_cb = NULL; 795ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 796ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (p_cb) 7975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 798ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta (*p_cb)(p); 7995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 8005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 8015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 8025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 8035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 8046975b4d711142b885af479721cada448952c6b41Andre Eisenbach** Function BTM_UseLeLink 8056975b4d711142b885af479721cada448952c6b41Andre Eisenbach** 8066975b4d711142b885af479721cada448952c6b41Andre Eisenbach** Description This function is to select the underneath physical link to use. 8076975b4d711142b885af479721cada448952c6b41Andre Eisenbach** 808d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns true to use LE, false use BR/EDR. 8096975b4d711142b885af479721cada448952c6b41Andre Eisenbach** 8106975b4d711142b885af479721cada448952c6b41Andre Eisenbach*******************************************************************************/ 811d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool BTM_UseLeLink (BD_ADDR bd_addr) 8126975b4d711142b885af479721cada448952c6b41Andre Eisenbach{ 8136975b4d711142b885af479721cada448952c6b41Andre Eisenbach tACL_CONN *p; 8146975b4d711142b885af479721cada448952c6b41Andre Eisenbach tBT_DEVICE_TYPE dev_type; 8156975b4d711142b885af479721cada448952c6b41Andre Eisenbach tBLE_ADDR_TYPE addr_type; 816d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool use_le = false; 8175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 8187fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta if ((p = btm_bda_to_acl(bd_addr, BT_TRANSPORT_BR_EDR)) != NULL) 8196975b4d711142b885af479721cada448952c6b41Andre Eisenbach { 8207fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta return use_le; 8217fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta } 8227fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta else if ((p = btm_bda_to_acl(bd_addr, BT_TRANSPORT_LE)) != NULL) 8237fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta { 824d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen use_le = true; 8256975b4d711142b885af479721cada448952c6b41Andre Eisenbach } 8266975b4d711142b885af479721cada448952c6b41Andre Eisenbach else 8276975b4d711142b885af479721cada448952c6b41Andre Eisenbach { 8286975b4d711142b885af479721cada448952c6b41Andre Eisenbach BTM_ReadDevInfo(bd_addr, &dev_type, &addr_type); 8296975b4d711142b885af479721cada448952c6b41Andre Eisenbach use_le = (dev_type == BT_DEVICE_TYPE_BLE); 8306975b4d711142b885af479721cada448952c6b41Andre Eisenbach } 8316975b4d711142b885af479721cada448952c6b41Andre Eisenbach return use_le; 8326975b4d711142b885af479721cada448952c6b41Andre Eisenbach} 833636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 834636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera/******************************************************************************* 835636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera** 836636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera** Function BTM_SetBleDataLength 837636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera** 838636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera** Description This function is to set maximum BLE transmission packet size 839636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera** 840636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera** Returns BTM_SUCCESS if success; otherwise failed. 841636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera** 842636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera*******************************************************************************/ 843d19e0785e662e640191a075eda07acce61c2aedaMarie JanssentBTM_STATUS BTM_SetBleDataLength(BD_ADDR bd_addr, uint16_t tx_pdu_length) 844636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera{ 845636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera tACL_CONN *p_acl = btm_bda_to_acl(bd_addr, BT_TRANSPORT_LE); 846d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen BTM_TRACE_DEBUG("%s: tx_pdu_length =%d", __func__, tx_pdu_length); 847636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 848636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera if (!controller_get_interface()->supports_ble_packet_extension()) 849636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera { 850d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen BTM_TRACE_ERROR("%s failed, request not supported", __func__); 851636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera return BTM_ILLEGAL_VALUE; 852636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera } 853636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 854636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera if (!HCI_LE_DATA_LEN_EXT_SUPPORTED(p_acl->peer_le_features)) 855636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera { 856d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen BTM_TRACE_ERROR("%s failed, peer does not support request", __func__); 857636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera return BTM_ILLEGAL_VALUE; 858636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera } 859636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 860636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera if (p_acl != NULL) 861636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera { 862636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera if (tx_pdu_length > BTM_BLE_DATA_SIZE_MAX) 863636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera tx_pdu_length = BTM_BLE_DATA_SIZE_MAX; 864636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera else if (tx_pdu_length < BTM_BLE_DATA_SIZE_MIN) 865636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera tx_pdu_length = BTM_BLE_DATA_SIZE_MIN; 866636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 867636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera /* always set the TxTime to be max, as controller does not care for now */ 868636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera btsnd_hcic_ble_set_data_length(p_acl->hci_handle, tx_pdu_length, 869636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera BTM_BLE_DATA_TX_TIME_MAX); 870636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 871636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera return BTM_SUCCESS; 872636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera } 873636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera else 874636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera { 875d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen BTM_TRACE_ERROR("%s: Wrong mode: no LE link exist or LE not supported",__func__); 876636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera return BTM_WRONG_MODE; 877636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera } 878636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera} 879636d6714a4c08dd99d2147dcce05dc3892e804b4Priti Aghera 8805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 8815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 8826721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** Function btm_ble_determine_security_act 8836721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** 8846721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** Description This function checks the security of current LE link 8856721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** and returns the appropriate action that needs to be 8866721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** taken to achieve the required security. 8876721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** 8886721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** Parameter is_originator - True if outgoing connection 8896721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** bdaddr: remote device address 8906721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** security_required: Security required for the service. 8916721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** 8926721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** Returns The appropriate security action required. 8936721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** 8946721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar*******************************************************************************/ 895d19e0785e662e640191a075eda07acce61c2aedaMarie JanssentBTM_SEC_ACTION btm_ble_determine_security_act(bool is_originator, BD_ADDR bdaddr, uint16_t security_required) 8966721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar{ 8976721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar tBTM_LE_AUTH_REQ auth_req = 0x00; 8986721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 8996721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (is_originator) 9006721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar { 9016721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if ((security_required & BTM_SEC_OUT_FLAGS) == 0 && 9026721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar (security_required & BTM_SEC_OUT_MITM) == 0) 9036721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar { 9046721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_TRACE_DEBUG ("%s No security required for outgoing connection", __func__); 9056721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return BTM_SEC_OK; 9066721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 9076721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9086721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (security_required & BTM_SEC_OUT_MITM) 9096721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar auth_req |= BTM_LE_AUTH_REQ_MITM; 9106721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 9116721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar else 9126721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar { 9136721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if ((security_required & BTM_SEC_IN_FLAGS) == 0&& (security_required & BTM_SEC_IN_MITM) == 0) 9146721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar { 9156721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_TRACE_DEBUG ("%s No security required for incoming connection", __func__); 9166721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return BTM_SEC_OK; 9176721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 9186721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9196721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (security_required & BTM_SEC_IN_MITM) 9206721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar auth_req |= BTM_LE_AUTH_REQ_MITM; 9216721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 9226721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9236721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar tBTM_BLE_SEC_REQ_ACT ble_sec_act; 9246721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar btm_ble_link_sec_check(bdaddr, auth_req, &ble_sec_act); 9256721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9266721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_TRACE_DEBUG ("%s ble_sec_act %d", __func__ , ble_sec_act); 9276721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9286721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (ble_sec_act == BTM_BLE_SEC_REQ_ACT_DISCARD) 9296721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return BTM_SEC_ENC_PENDING; 9306721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9316721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (ble_sec_act == BTM_BLE_SEC_REQ_ACT_NONE) 9326721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return BTM_SEC_OK; 9336721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 934d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t sec_flag = 0; 9356721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_GetSecurityFlagsByTransport(bdaddr, &sec_flag, BT_TRANSPORT_LE); 9366721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 937d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool is_link_encrypted = false; 938d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool is_key_mitm = false; 9396721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (sec_flag & (BTM_SEC_FLAG_ENCRYPTED| BTM_SEC_FLAG_LKEY_KNOWN)) 9406721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar { 9416721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (sec_flag & BTM_SEC_FLAG_ENCRYPTED) 942d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen is_link_encrypted = true; 9436721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9446721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (sec_flag & BTM_SEC_FLAG_LKEY_AUTHED) 945d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen is_key_mitm = true; 9466721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 9476721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9486721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (auth_req & BTM_LE_AUTH_REQ_MITM) 9496721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar { 9506721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (!is_key_mitm) 9516721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar { 9526721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return BTM_SEC_ENCRYPT_MITM; 9536721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } else { 9546721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (is_link_encrypted) 9556721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return BTM_SEC_OK; 9566721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar else 9576721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return BTM_SEC_ENCRYPT; 9586721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 9596721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } else { 9606721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (is_link_encrypted) 9616721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return BTM_SEC_OK; 9626721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar else 9636721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return BTM_SEC_ENCRYPT_NO_MITM; 9646721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 9656721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9666721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return BTM_SEC_OK; 9676721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar} 9686721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9696721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar/******************************************************************************* 9706721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** 9716721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** Function btm_ble_start_sec_check 9726721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** 9736721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** Description This function is to check and set the security required for 9746721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** LE link for LE COC. 9756721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** 9766721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** Parameter bdaddr: remote device address. 9776721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** psm : PSM of the LE COC sevice. 978d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** is_originator: true if outgoing connection. 9796721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** p_callback : Pointer to the callback function. 9806721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** p_ref_data : Pointer to be returned along with the callback. 9816721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** 982d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns true if link already meets the required security; otherwise false. 9836721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** 9846721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar*******************************************************************************/ 985d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool btm_ble_start_sec_check(BD_ADDR bd_addr, uint16_t psm, bool is_originator, 9866721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar tBTM_SEC_CALLBACK *p_callback, void *p_ref_data) 9876721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar{ 9886721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar /* Find the service record for the PSM */ 9896721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar tBTM_SEC_SERV_REC *p_serv_rec = btm_sec_find_first_serv (is_originator, psm); 9906721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9916721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar /* If there is no application registered with this PSM do not allow connection */ 9926721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (!p_serv_rec) 9936721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar { 9946721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_TRACE_WARNING ("%s PSM: %d no application registerd", __func__, psm); 9956721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar (*p_callback) (bd_addr, BT_TRANSPORT_LE, p_ref_data, BTM_MODE_UNSUPPORTED); 996d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 9976721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 9986721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 9996721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar tBTM_SEC_ACTION sec_act = btm_ble_determine_security_act(is_originator, 10006721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar bd_addr, p_serv_rec->security_flags); 10016721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 10026721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar tBTM_BLE_SEC_ACT ble_sec_act = BTM_BLE_SEC_NONE; 1003d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool status = false; 10046721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 10056721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar switch (sec_act) 10066721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar { 10076721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar case BTM_SEC_OK: 10086721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_TRACE_DEBUG ("%s Security met", __func__); 10096721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar p_callback(bd_addr, BT_TRANSPORT_LE, p_ref_data, BTM_SUCCESS); 1010d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen status = true; 10116721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar break; 10126721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 10136721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar case BTM_SEC_ENCRYPT: 10146721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_TRACE_DEBUG ("%s Encryption needs to be done", __func__); 10156721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar ble_sec_act = BTM_BLE_SEC_ENCRYPT; 10166721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar break; 10176721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 10186721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar case BTM_SEC_ENCRYPT_MITM: 10196721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_TRACE_DEBUG ("%s Pairing with MITM needs to be done", __func__); 10206721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar ble_sec_act = BTM_BLE_SEC_ENCRYPT_MITM; 10216721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar break; 10226721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 10236721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar case BTM_SEC_ENCRYPT_NO_MITM: 10246721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_TRACE_DEBUG ("%s Pairing with No MITM needs to be done", __func__); 10256721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar ble_sec_act = BTM_BLE_SEC_ENCRYPT_NO_MITM; 10266721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar break; 10276721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 10286721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar case BTM_SEC_ENC_PENDING: 10296721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_TRACE_DEBUG ("%s Ecryption pending", __func__); 10306721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar break; 10316721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar } 10326721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 10336721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar if (ble_sec_act == BTM_BLE_SEC_NONE) 10346721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar return status; 10356721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 10366721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar tL2C_LCB *p_lcb = l2cu_find_lcb_by_bd_addr(bd_addr, BT_TRANSPORT_LE); 10376721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar p_lcb->sec_act = sec_act; 10386721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar BTM_SetEncryption(bd_addr, BT_TRANSPORT_LE, p_callback, p_ref_data, ble_sec_act); 10396721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 1040d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 10416721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar} 10426721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar 10436721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar/******************************************************************************* 10446721232129f137ab024d9b95fc1094a714bc4c01Navin Kochar** 10455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_rand_enc_complete 10465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 10475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is the callback functions for HCI_Rand command 10485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** and HCI_Encrypt command is completed. 10495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** This message is received from the HCI. 10505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 10515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 10525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 10535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1054d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_rand_enc_complete (uint8_t *p, uint16_t op_code, tBTM_RAND_ENC_CB *p_enc_cplt_cback) 10555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 10565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_RAND_ENC params; 1057d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t *p_dest = params.param_buf; 10585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 10595344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_rand_enc_complete"); 10605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 10615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(¶ms, 0, sizeof(tBTM_RAND_ENC)); 10625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 10635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* If there was a callback address for vcs complete, call it */ 10645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_enc_cplt_cback && p) 10655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 10665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* Pass paramters to the callback function */ 10675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project STREAM_TO_UINT8(params.status, p); /* command status */ 10685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 10695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (params.status == HCI_SUCCESS) 10705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 10715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project params.opcode = op_code; 10725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 10735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (op_code == HCI_BLE_RAND) 10745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project params.param_len = BT_OCTET8_LEN; 10755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 10765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project params.param_len = BT_OCTET16_LEN; 10775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 10785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(p_dest, p, params.param_len); /* Fetch return info from HCI event message */ 10795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 10805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_enc_cplt_cback) 10815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (*p_enc_cplt_cback)(¶ms); /* Call the Encryption complete callback function */ 10825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 10835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 10845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1085d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen #if (SMP_INCLUDED == true) 10865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 10875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 10885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 10895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_get_enc_key_type 10905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 10915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is to increment local sign counter 10925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns None 10935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 10945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1095d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_increment_sign_ctr(BD_ADDR bd_addr, bool is_local ) 10965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 10975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec; 10985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 10995344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_increment_sign_ctr is_local=%d", is_local); 11005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if ((p_dev_rec = btm_find_dev (bd_addr)) != NULL) 11025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 11035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (is_local) 11045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->ble.keys.local_counter++; 11055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 11065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->ble.keys.counter++; 11075344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("is_local=%d local sign counter=%d peer sign counter=%d", 11085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project is_local, 11095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->ble.keys.local_counter, 11105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->ble.keys.counter); 11115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 11125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 11135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 11155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_get_enc_key_type 11175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is to get the BLE key type that has been exchanged 11195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** in betweem local device and peer device. 11205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns p_key_type: output parameter to carry the key type value. 11225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1124d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool btm_ble_get_enc_key_type(BD_ADDR bd_addr, uint8_t *p_key_types) 11255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 11265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec; 11275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11285344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_get_enc_key_type"); 11295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if ((p_dev_rec = btm_find_dev (bd_addr)) != NULL) 11315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 11325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project *p_key_types = p_dev_rec->ble.key_type; 1133d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return true; 11345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1135d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 11365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 11375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 11395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_get_local_div 11415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to read the local DIV 11435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns TURE - if a valid DIV is availavle 11455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1146d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool btm_get_local_div (BD_ADDR bd_addr, uint16_t *p_div) 11475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 11485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec; 1149d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool status = false; 11505344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_get_local_div"); 11515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11525344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("bd_addr:%02x-%02x-%02x-%02x-%02x-%02x", 11535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bd_addr[0],bd_addr[1], 11545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bd_addr[2],bd_addr[3], 11555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bd_addr[4],bd_addr[5]); 11565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1157bea4131cac3214e0ad26ea8258e270448f23f1f3Matthew Xie *p_div = 0; 11585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec = btm_find_dev (bd_addr); 11595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_dev_rec && p_dev_rec->ble.keys.div) 11615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1162d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen status = true; 11635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project *p_div = p_dev_rec->ble.keys.div; 11645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 11655344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_get_local_div status=%d (1-OK) DIV=0x%x", status, *p_div); 11665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return status; 11675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 11685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 11705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_sec_save_le_key 11725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called by the SMP to update 11745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** an BLE key. SMP is internal, whereas all the keys shall 11755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** be sent to the application. The function is also called 11765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** when application passes ble key stored in NVRAM to the btm_sec. 11775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** pass_to_application parameter is false in this case. 11785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 11805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 11815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 11825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid btm_sec_save_le_key(BD_ADDR bd_addr, tBTM_LE_KEY_TYPE key_type, tBTM_LE_KEY_VALUE *p_keys, 1183d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool pass_to_application) 11845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 11855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_rec; 11865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_LE_EVT_DATA cb_data; 1187d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t i; 11885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11895344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_sec_save_le_key key_type=0x%x pass_to_application=%d",key_type, pass_to_application); 11905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* Store the updated key in the device database */ 11915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 11925344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("bd_addr:%02x-%02x-%02x-%02x-%02x-%02x", 11935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bd_addr[0],bd_addr[1], 11945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bd_addr[2],bd_addr[3], 11955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bd_addr[4],bd_addr[5]); 11965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1197444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if ((p_rec = btm_find_dev (bd_addr)) != NULL && (p_keys || key_type== BTM_LE_KEY_LID)) 11985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1199905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji btm_ble_init_pseudo_addr (p_rec, bd_addr); 1200905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji 12015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch (key_type) 12025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 12035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_LE_KEY_PENC: 1204fd6d3aea8be32cc1b47e349ebf002f6177d7ca7dAndre Eisenbach memcpy(p_rec->ble.keys.pltk, p_keys->penc_key.ltk, BT_OCTET16_LEN); 12055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(p_rec->ble.keys.rand, p_keys->penc_key.rand, BT_OCTET8_LEN); 12065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.sec_level = p_keys->penc_key.sec_level; 12075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.ediv = p_keys->penc_key.ediv; 12085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.key_size = p_keys->penc_key.key_size; 12095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.key_type |= BTM_LE_KEY_PENC; 12107fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta p_rec->sec_flags |= BTM_SEC_LE_LINK_KEY_KNOWN; 12115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_keys->penc_key.sec_level == SMP_SEC_AUTHENTICATED) 12127fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta p_rec->sec_flags |= BTM_SEC_LE_LINK_KEY_AUTHED; 12135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 12147fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta p_rec->sec_flags &= ~BTM_SEC_LE_LINK_KEY_AUTHED; 12155344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("BTM_LE_KEY_PENC key_type=0x%x sec_flags=0x%x sec_leve=0x%x", 12165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.key_type, 12175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->sec_flags, 12185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.sec_level); 12195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 12205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_LE_KEY_PID: 1222ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta for (i=0; i<BT_OCTET16_LEN; i++) 1223ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 1224ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_rec->ble.keys.irk[i] = p_keys->pid_key.irk[i]; 1225ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 1226ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1227ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta //memcpy( p_rec->ble.keys.irk, p_keys->pid_key, BT_OCTET16_LEN); todo will crash the system 1228ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta memcpy(p_rec->ble.static_addr, p_keys->pid_key.static_addr, BD_ADDR_LEN); 1229ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_rec->ble.static_addr_type = p_keys->pid_key.addr_type; 12305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.key_type |= BTM_LE_KEY_PID; 12315344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("BTM_LE_KEY_PID key_type=0x%x save peer IRK", p_rec->ble.key_type); 12322808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji /* update device record address as static address */ 12332808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji memcpy(p_rec->bd_addr, p_keys->pid_key.static_addr, BD_ADDR_LEN); 12342808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji /* combine DUMO device security record if needed */ 12352808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji btm_consolidate_dev(p_rec); 12365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 12375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_LE_KEY_PCSRK: 1239fd6d3aea8be32cc1b47e349ebf002f6177d7ca7dAndre Eisenbach memcpy(p_rec->ble.keys.pcsrk, p_keys->pcsrk_key.csrk, BT_OCTET16_LEN); 12405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.srk_sec_level = p_keys->pcsrk_key.sec_level; 12415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.counter = p_keys->pcsrk_key.counter; 12425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.key_type |= BTM_LE_KEY_PCSRK; 12437fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta p_rec->sec_flags |= BTM_SEC_LE_LINK_KEY_KNOWN; 12445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if ( p_keys->pcsrk_key.sec_level== SMP_SEC_AUTHENTICATED) 12457fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta p_rec->sec_flags |= BTM_SEC_LE_LINK_KEY_AUTHED; 12465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 12477fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta p_rec->sec_flags &= ~BTM_SEC_LE_LINK_KEY_AUTHED; 12485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12495344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("BTM_LE_KEY_PCSRK key_type=0x%x sec_flags=0x%x sec_level=0x%x peer_counter=%d", 12505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.key_type, 12515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->sec_flags, 12525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.srk_sec_level, 12535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.counter ); 12545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 12555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_LE_KEY_LENC: 1257444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji memcpy(p_rec->ble.keys.lltk, p_keys->lenc_key.ltk, BT_OCTET16_LEN); 12585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.div = p_keys->lenc_key.div; /* update DIV */ 12595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.sec_level = p_keys->lenc_key.sec_level; 12605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.key_size = p_keys->lenc_key.key_size; 12615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.key_type |= BTM_LE_KEY_LENC; 12625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12635344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("BTM_LE_KEY_LENC key_type=0x%x DIV=0x%x key_size=0x%x sec_level=0x%x", 12645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.key_type, 12655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.div, 12665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.key_size, 12675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.sec_level ); 12685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 12695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_LE_KEY_LCSRK:/* local CSRK has been delivered */ 1271444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji memcpy (p_rec->ble.keys.lcsrk, p_keys->lcsrk_key.csrk, BT_OCTET16_LEN); 12725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.div = p_keys->lcsrk_key.div; /* update DIV */ 12735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.local_csrk_sec_level = p_keys->lcsrk_key.sec_level; 12745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.local_counter = p_keys->lcsrk_key.counter; 12755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.key_type |= BTM_LE_KEY_LCSRK; 12765344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("BTM_LE_KEY_LCSRK key_type=0x%x DIV=0x%x scrk_sec_level=0x%x local_counter=%d", 12775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.key_type, 12785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.div, 12795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.local_csrk_sec_level, 12805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->ble.keys.local_counter ); 12815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 12825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1283444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji case BTM_LE_KEY_LID: 1284444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_rec->ble.key_type |= BTM_LE_KEY_LID; 1285444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji break; 12865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 12875344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_WARNING("btm_sec_save_le_key (Bad key_type 0x%02x)", key_type); 12885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return; 12895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 12905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12915344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("BLE key type 0x%02x updated for BDA: %08x%04x (btm_sec_save_le_key)", key_type, 12925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (bd_addr[0]<<24)+(bd_addr[1]<<16)+(bd_addr[2]<<8)+bd_addr[3], 12935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (bd_addr[4]<<8)+bd_addr[5]); 12945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 12955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* Notify the application that one of the BLE keys has been updated 12965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project If link key is in progress, it will get sent later.*/ 12975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (pass_to_application && btm_cb.api.p_le_callback) 12985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 12995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cb_data.key.p_key_value = p_keys; 13005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cb_data.key.key_type = key_type; 1301444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 13025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (*btm_cb.api.p_le_callback) (BTM_LE_KEY_EVT, bd_addr, &cb_data); 13035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 13045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return; 13055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 13065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13075344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_WARNING ("BLE key type 0x%02x called for Unknown BDA or type: %08x%04x !! (btm_sec_save_le_key)", key_type, 13085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (bd_addr[0]<<24)+(bd_addr[1]<<16)+(bd_addr[2]<<8)+bd_addr[3], 13095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (bd_addr[4]<<8)+bd_addr[5]); 13105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_rec) 13125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 13135344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("sec_flags=0x%x", p_rec->sec_flags); 13145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 13155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 13165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 13185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_update_sec_key_size 13205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description update the current lin kencryption key size 13225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 13245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1326d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_update_sec_key_size(BD_ADDR bd_addr, uint8_t enc_key_size) 13275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 13285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_rec; 13295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13305344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("btm_ble_update_sec_key_size enc_key_size = %d", enc_key_size); 13315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if ((p_rec = btm_find_dev (bd_addr)) != NULL ) 13335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 13345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->enc_key_size = enc_key_size; 13355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 13365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 13375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 13395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_read_sec_key_size 13415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description update the current lin kencryption key size 13435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 13455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1347d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenuint8_t btm_ble_read_sec_key_size(BD_ADDR bd_addr) 13485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 13495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_rec; 13505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if ((p_rec = btm_find_dev (bd_addr)) != NULL ) 13525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 13535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return p_rec->enc_key_size; 13545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 13555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 13565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return 0; 13575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 13585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 13605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_link_sec_check 13625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description Check BLE link security level match. 13645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1365d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns true: check is OK and the *p_sec_req_act contain the action 13665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 13675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 13685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid btm_ble_link_sec_check(BD_ADDR bd_addr, tBTM_LE_AUTH_REQ auth_req, tBTM_BLE_SEC_REQ_ACT *p_sec_req_act) 13695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 13705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bd_addr); 1371d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t req_sec_level = BTM_LE_SEC_NONE, cur_sec_level = BTM_LE_SEC_NONE; 13725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13735344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_link_sec_check auth_req =0x%x", auth_req); 13745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_dev_rec == NULL) 13765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 13775344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR ("btm_ble_link_sec_check received for unknown device"); 13785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return; 13795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 13805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1381ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (p_dev_rec->sec_state == BTM_SEC_STATE_ENCRYPTING || 1382ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_dev_rec->sec_state == BTM_SEC_STATE_AUTHENTICATING) 13835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 13845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* race condition: discard the security request while master is encrypting the link */ 13855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project *p_sec_req_act = BTM_BLE_SEC_REQ_ACT_DISCARD; 13865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 13875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 13885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 13895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project req_sec_level = BTM_LE_SEC_UNAUTHENTICATE; 1390444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (auth_req & BTM_LE_AUTH_REQ_MITM) 13915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 13925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project req_sec_level = BTM_LE_SEC_AUTHENTICATED; 13935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 13945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13955344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("dev_rec sec_flags=0x%x", p_dev_rec->sec_flags); 13965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 13975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* currently encrpted */ 13987fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta if (p_dev_rec->sec_flags & BTM_SEC_LE_ENCRYPTED) 13995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1400444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (p_dev_rec->sec_flags & BTM_SEC_LE_AUTHENTICATED) 14015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cur_sec_level = BTM_LE_SEC_AUTHENTICATED; 14025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 14035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cur_sec_level = BTM_LE_SEC_UNAUTHENTICATE; 14045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 14055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else /* unencrypted link */ 14065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 14075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* if bonded, get the key security level */ 14085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_dev_rec->ble.key_type & BTM_LE_KEY_PENC) 14095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cur_sec_level = p_dev_rec->ble.keys.sec_level; 14105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 14115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cur_sec_level = BTM_LE_SEC_NONE; 14125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 14135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (cur_sec_level >= req_sec_level) 14155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 14164540f59bc447dc2b7b31a3e974b74a60b2417e7dVenkatRaghavan VijayaRaghavan /* To avoid re-encryption on an encrypted link for an equal condition encryption */ 14174540f59bc447dc2b7b31a3e974b74a60b2417e7dVenkatRaghavan VijayaRaghavan *p_sec_req_act = BTM_BLE_SEC_REQ_ACT_ENCRYPT; 14185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 14195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 14205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 14214540f59bc447dc2b7b31a3e974b74a60b2417e7dVenkatRaghavan VijayaRaghavan *p_sec_req_act = BTM_BLE_SEC_REQ_ACT_PAIR; /* start the pariring process to upgrade the keys*/ 14225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 14235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 14245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14255344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("cur_sec_level=%d req_sec_level=%d sec_req_act=%d", 14265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cur_sec_level, 14275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project req_sec_level, 14285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project *p_sec_req_act); 14295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 14315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 14335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 14345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_set_encryption 14355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 14365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to ensure that LE connection is 14375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** encrypted. Should be called only on an open connection. 14385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Typically only needed for connections that first want to 14395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** bring up unencrypted links, then later encrypt them. 14405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 14415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 14425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** the local device ER is copied into er 14435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 14445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1445d19e0785e662e640191a075eda07acce61c2aedaMarie JanssentBTM_STATUS btm_ble_set_encryption (BD_ADDR bd_addr, tBTM_BLE_SEC_ACT sec_act, uint8_t link_role) 14465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 14475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_STATUS cmd = BTM_NO_RESOURCES; 14485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_rec = btm_find_dev (bd_addr); 1449444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji tBTM_BLE_SEC_REQ_ACT sec_req_act; 1450444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji tBTM_LE_AUTH_REQ auth_req; 14515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_rec == NULL) 14535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 14545344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_WARNING ("btm_ble_set_encryption (NULL device record!! sec_act=0x%x", sec_act); 14555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return(BTM_WRONG_MODE); 14565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 14575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14585344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_set_encryption sec_act=0x%x role_master=%d", sec_act, p_rec->role_master); 1459ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 14605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (sec_act == BTM_BLE_SEC_ENCRYPT_MITM) 14615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 14625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->security_required |= BTM_SEC_IN_MITM; 14635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 14645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch (sec_act) 14665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 14675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_BLE_SEC_ENCRYPT: 14685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (link_role == BTM_ROLE_MASTER) 14695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 147051822b4229e4519a8e07838f52f858472ea36961Sunny Kapdi /* start link layer encryption using the security info stored */ 1471d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen cmd = btm_ble_start_encrypt(bd_addr, false, NULL); 14725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 14735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 14745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* if salve role then fall through to call SMP_Pair below which will send a 14755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project sec_request to request the master to encrypt the link */ 14765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_BLE_SEC_ENCRYPT_NO_MITM: 14775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_BLE_SEC_ENCRYPT_MITM: 14786ea4d232808d04f476b60aa2dcfc935ad4f8398eNitin Arora auth_req = (sec_act == BTM_BLE_SEC_ENCRYPT_NO_MITM) 14796ea4d232808d04f476b60aa2dcfc935ad4f8398eNitin Arora ? SMP_AUTH_GEN_BOND : (SMP_AUTH_GEN_BOND | SMP_AUTH_YN_BIT); 14806ea4d232808d04f476b60aa2dcfc935ad4f8398eNitin Arora btm_ble_link_sec_check (bd_addr, auth_req, &sec_req_act); 14816ea4d232808d04f476b60aa2dcfc935ad4f8398eNitin Arora if(sec_req_act == BTM_BLE_SEC_REQ_ACT_NONE || sec_req_act == BTM_BLE_SEC_REQ_ACT_DISCARD) 14826ea4d232808d04f476b60aa2dcfc935ad4f8398eNitin Arora { 14836ea4d232808d04f476b60aa2dcfc935ad4f8398eNitin Arora BTM_TRACE_DEBUG("%s, no action needed. Ignore", __func__); 14846ea4d232808d04f476b60aa2dcfc935ad4f8398eNitin Arora cmd = BTM_SUCCESS; 14856ea4d232808d04f476b60aa2dcfc935ad4f8398eNitin Arora break; 14866ea4d232808d04f476b60aa2dcfc935ad4f8398eNitin Arora } 1487444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (link_role == BTM_ROLE_MASTER) 1488444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 1489444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 1490444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (sec_req_act == BTM_BLE_SEC_REQ_ACT_ENCRYPT) 1491444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 1492d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen cmd = btm_ble_start_encrypt(bd_addr, false, NULL); 1493444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji break; 1494444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 1495444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 14965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 14975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (SMP_Pair(bd_addr) == SMP_STARTED) 14985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 14995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cmd = BTM_CMD_STARTED; 15005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_rec->sec_state = BTM_SEC_STATE_AUTHENTICATING; 15015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 15025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 15035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 15057fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta cmd = BTM_WRONG_MODE; 15065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 15075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 15085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return cmd; 15095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 15105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 15125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_ltk_request 15145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called when encryption request is received 15165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** on a slave device. 15175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 15205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1522d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_ltk_request(uint16_t handle, uint8_t rand[8], uint16_t ediv) 15235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 15245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_CB *p_cb = &btm_cb; 15255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev_by_handle (handle); 15265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BT_OCTET8 dummy_stk = {0}; 15275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15285344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_ltk_request"); 15295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_cb->ediv = ediv; 15315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(p_cb->enc_rand, rand, BT_OCTET8_LEN); 15335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15346975b4d711142b885af479721cada448952c6b41Andre Eisenbach if (p_dev_rec != NULL) 15356975b4d711142b885af479721cada448952c6b41Andre Eisenbach { 15366975b4d711142b885af479721cada448952c6b41Andre Eisenbach if (!smp_proc_ltk_request(p_dev_rec->bd_addr)) 1537d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen btm_ble_ltk_request_reply(p_dev_rec->bd_addr, false, dummy_stk); 15386975b4d711142b885af479721cada448952c6b41Andre Eisenbach } 15395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 15415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 15435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_start_encrypt 15455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to start LE encryption. 15475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15497fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta** Returns BTM_SUCCESS if encryption was started successfully 15505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1552d19e0785e662e640191a075eda07acce61c2aedaMarie JanssentBTM_STATUS btm_ble_start_encrypt(BD_ADDR bda, bool use_stk, BT_OCTET16 stk) 15535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 15545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_CB *p_cb = &btm_cb; 15555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_rec = btm_find_dev (bda); 15565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BT_OCTET8 dummy_rand = {0}; 15575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15585344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_start_encrypt"); 15595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15607fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta if (!p_rec ) 15617fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta { 15625344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("Link is not active, can not encrypt!"); 15637fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta return BTM_WRONG_MODE; 15647fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta } 15657fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta 15667fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta if (p_rec->sec_state == BTM_SEC_STATE_ENCRYPTING) 15677fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta { 15685344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_WARNING("Link Encryption is active, Busy!"); 15697fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta return BTM_BUSY; 15707fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta } 15715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15727fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta p_cb->enc_handle = p_rec->ble_hci_handle; 15735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (use_stk) 15755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1576b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski btsnd_hcic_ble_start_enc(p_rec->ble_hci_handle, dummy_rand, 0, stk); 15775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1578ca22ac493ab777199084d87b3c7627e7f27555afAndre Eisenbach else if (p_rec->ble.key_type & BTM_LE_KEY_PENC) 15795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1580b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski btsnd_hcic_ble_start_enc(p_rec->ble_hci_handle, p_rec->ble.keys.rand, 1581b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski p_rec->ble.keys.ediv, p_rec->ble.keys.pltk); 15825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1583ca22ac493ab777199084d87b3c7627e7f27555afAndre Eisenbach else 1584ca22ac493ab777199084d87b3c7627e7f27555afAndre Eisenbach { 15855344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("No key available to encrypt the link"); 1586b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski return BTM_NO_RESOURCES; 15876975b4d711142b885af479721cada448952c6b41Andre Eisenbach } 1588ca22ac493ab777199084d87b3c7627e7f27555afAndre Eisenbach 1589b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski if (p_rec->sec_state == BTM_SEC_STATE_IDLE) 1590b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski p_rec->sec_state = BTM_SEC_STATE_ENCRYPTING; 1591b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski 1592b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski return BTM_CMD_STARTED; 15935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 15945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 15955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 15965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_link_encrypted 15985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 15995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called when LE link encrption status is changed. 16005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 16015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 16025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 16035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1604d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_link_encrypted(BD_ADDR bd_addr, uint8_t encr_enable) 16055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 16065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bd_addr); 1607d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool enc_cback; 1608ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1609ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (!p_dev_rec) 1610ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 16115344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_WARNING ("btm_ble_link_encrypted (No Device Found!) encr_enable=%d", encr_enable); 1612ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta return; 1613ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 16145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 16155344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_link_encrypted encr_enable=%d", encr_enable); 16165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1617ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta enc_cback = (p_dev_rec->sec_state == BTM_SEC_STATE_ENCRYPTING); 1618ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 16195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project smp_link_encrypted(bd_addr, encr_enable); 16205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 16215344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG(" p_dev_rec->sec_flags=0x%x", p_dev_rec->sec_flags); 16225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1623ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (encr_enable && p_dev_rec->enc_key_size == 0) 1624ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_dev_rec->enc_key_size = p_dev_rec->ble.keys.key_size; 1625ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1626ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_dev_rec->sec_state = BTM_SEC_STATE_IDLE; 1627ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (p_dev_rec->p_callback && enc_cback) 1628ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 1629ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (encr_enable) 1630d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen btm_sec_dev_rec_cback_event(p_dev_rec, BTM_SUCCESS, true); 1631ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta else if (p_dev_rec->role_master) 1632d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen btm_sec_dev_rec_cback_event(p_dev_rec, BTM_ERR_PROCESSING, true); 16335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 16345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1635ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta /* to notify GATT to send data if any request is pending */ 1636e28055315f96c0d06e73a66a9bb06df85247b5a7Chaojing Sun gatt_notify_enc_cmpl(p_dev_rec->ble.pseudo_addr); 16375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 16385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 16395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 16405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 16415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_ltk_request_reply 16425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 16435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to send a LTK request reply on a slave 16445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** device. 16455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 16465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 16475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 16485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1649d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_ltk_request_reply(BD_ADDR bda, bool use_stk, BT_OCTET16 stk) 16505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 16515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_rec = btm_find_dev (bda); 16525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_CB *p_cb = &btm_cb; 16535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 16545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_rec == NULL) 16555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 16565344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("btm_ble_ltk_request_reply received for unknown device"); 16575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return; 16585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 16595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 16605344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_ltk_request_reply"); 16617fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta p_cb->enc_handle = p_rec->ble_hci_handle; 16625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_cb->key_size = p_rec->ble.keys.key_size; 16635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 16645344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("key size = %d", p_rec->ble.keys.key_size); 16655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (use_stk) 16665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 16675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btsnd_hcic_ble_ltk_req_reply(btm_cb.enc_handle, stk); 16685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 16695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else /* calculate LTK using peer device */ 16705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1671444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (p_rec->ble.key_type & BTM_LE_KEY_LENC) 1672444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji btsnd_hcic_ble_ltk_req_reply(btm_cb.enc_handle, p_rec->ble.keys.lltk); 1673444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji else 1674444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji btsnd_hcic_ble_ltk_req_neg_reply(btm_cb.enc_handle); 16755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 16765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 16775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 16785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 16795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 16805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_io_capabilities_req 16815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 16825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to handle SMP get IO capability request. 16835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 16845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 16855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 16865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1687d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenuint8_t btm_ble_io_capabilities_req(tBTM_SEC_DEV_REC *p_dev_rec, tBTM_LE_IO_REQ *p_data) 16885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1689d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t callback_rc = BTM_SUCCESS; 16905344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_io_capabilities_req"); 16915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (btm_cb.api.p_le_callback) 16925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 16935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* the callback function implementation may change the IO capability... */ 16945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project callback_rc = (*btm_cb.api.p_le_callback) (BTM_LE_IO_REQ_EVT, p_dev_rec->bd_addr, (tBTM_LE_EVT_DATA *)p_data); 16955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 16965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if ((callback_rc == BTM_SUCCESS) || (BTM_OOB_UNKNOWN != p_data->oob_data)) 16975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1698d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BTM_BLE_CONFORMANCE_TESTING == TRUE) 1699a6ce7751d84218c193eb90d390aef23217b1737eWei Wang if (btm_cb.devcb.keep_rfu_in_auth_req) 1700a6ce7751d84218c193eb90d390aef23217b1737eWei Wang { 17015344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_io_capabilities_req keep_rfu_in_auth_req = %u", 1702a6ce7751d84218c193eb90d390aef23217b1737eWei Wang btm_cb.devcb.keep_rfu_in_auth_req); 1703a6ce7751d84218c193eb90d390aef23217b1737eWei Wang p_data->auth_req &= BTM_LE_AUTH_REQ_MASK_KEEP_RFU; 1704d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen btm_cb.devcb.keep_rfu_in_auth_req = false; 1705a6ce7751d84218c193eb90d390aef23217b1737eWei Wang } 1706a6ce7751d84218c193eb90d390aef23217b1737eWei Wang else 1707a6ce7751d84218c193eb90d390aef23217b1737eWei Wang { /* default */ 1708a6ce7751d84218c193eb90d390aef23217b1737eWei Wang p_data->auth_req &= BTM_LE_AUTH_REQ_MASK; 1709a6ce7751d84218c193eb90d390aef23217b1737eWei Wang } 1710a6ce7751d84218c193eb90d390aef23217b1737eWei Wang#else 17115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->auth_req &= BTM_LE_AUTH_REQ_MASK; 1712a6ce7751d84218c193eb90d390aef23217b1737eWei Wang#endif 17135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 17145344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_io_capabilities_req 1: p_dev_rec->security_required = %d auth_req:%d", 17155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_dev_rec->security_required, p_data->auth_req); 17165344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_io_capabilities_req 2: i_keys=0x%x r_keys=0x%x (bit 0-LTK 1-IRK 2-CSRK)", 17175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->init_keys, 17185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->resp_keys); 17195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 17205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* if authentication requires MITM protection, put on the mask */ 17215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_dev_rec->security_required & BTM_SEC_IN_MITM) 17225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->auth_req |= BTM_LE_AUTH_REQ_MITM; 17235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 17245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (!(p_data->auth_req & SMP_AUTH_BOND)) 17255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 17265344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("Non bonding: No keys should be exchanged"); 17275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->init_keys = 0; 17285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->resp_keys = 0; 17295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 17305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 17315344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_io_capabilities_req 3: auth_req:%d", p_data->auth_req); 17325344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_io_capabilities_req 4: i_keys=0x%x r_keys=0x%x", 17335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->init_keys, 17345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->resp_keys); 17355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 17365344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_io_capabilities_req 5: p_data->io_cap = %d auth_req:%d", 17375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->io_cap, p_data->auth_req); 17385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 17395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* remove MITM protection requirement if IO cap does not allow it */ 17405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if ((p_data->io_cap == BTM_IO_CAP_NONE) && p_data->oob_data == SMP_OOB_NONE) 17415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->auth_req &= ~BTM_LE_AUTH_REQ_MITM; 17425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1743444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (!(p_data->auth_req & SMP_SC_SUPPORT_BIT)) 1744444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 1745444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji /* if Secure Connections are not supported then remove LK derivation, 1746444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji ** and keypress notifications. 1747444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji */ 1748444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG("%s-SC not supported -> No LK derivation, no keypress notifications", 1749444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji __func__); 1750444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_data->auth_req &= ~SMP_KP_SUPPORT_BIT; 1751444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_data->init_keys &= ~SMP_SEC_KEY_TYPE_LK; 1752444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_data->resp_keys &= ~SMP_SEC_KEY_TYPE_LK; 1753444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 1754444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 1755444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("btm_ble_io_capabilities_req 6: IO_CAP:%d oob_data:%d auth_req:0x%02x", 17565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->io_cap, p_data->oob_data, p_data->auth_req); 17575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 17585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return callback_rc; 17595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 17605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1761444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji/******************************************************************************* 1762444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 1763444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Function btm_ble_br_keys_req 1764444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 1765444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Description This function is called to handle SMP request for keys sent 1766444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** over BR/EDR. 1767444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 1768444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Returns void 1769444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 1770444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji*******************************************************************************/ 1771d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenuint8_t btm_ble_br_keys_req(tBTM_SEC_DEV_REC *p_dev_rec, tBTM_LE_IO_REQ *p_data) 1772444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji{ 1773d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t callback_rc = BTM_SUCCESS; 1774444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("%s", __func__); 1775444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (btm_cb.api.p_le_callback) 1776444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 1777444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji /* the callback function implementation may change the IO capability... */ 1778444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji callback_rc = (*btm_cb.api.p_le_callback) (BTM_LE_IO_REQ_EVT, p_dev_rec->bd_addr, 1779444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji (tBTM_LE_EVT_DATA *)p_data); 1780444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 1781444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 1782444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji return callback_rc; 1783444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji} 1784444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 1785d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 17868b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu/******************************************************************************* 17878b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu** 17888b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu** Function btm_ble_resolve_random_addr_on_conn_cmpl 17898b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu** 17908b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu** Description resolve random address complete on connection complete event. 17918b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu** 17928b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu** Returns void 17938b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu** 17948b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu*******************************************************************************/ 17958b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xustatic void btm_ble_resolve_random_addr_on_conn_cmpl(void * p_rec, void *p_data) 17968b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu{ 1797d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t *p = (uint8_t *)p_data; 17988b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu tBTM_SEC_DEV_REC *match_rec = (tBTM_SEC_DEV_REC *) p_rec; 1799d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t role, bda_type; 1800d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint16_t handle; 18018b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu BD_ADDR bda; 1802d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint16_t conn_interval, conn_latency, conn_timeout; 1803d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool match = false; 18048b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 1805f1c764fab01c929f71e185b97433bf40938026d3Sharvil Nanavati ++p; 18068b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu STREAM_TO_UINT16 (handle, p); 18078b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu STREAM_TO_UINT8 (role, p); 18088b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu STREAM_TO_UINT8 (bda_type, p); 18098b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu STREAM_TO_BDADDR (bda, p); 18108b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu STREAM_TO_UINT16 (conn_interval, p); 18118b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu STREAM_TO_UINT16 (conn_latency, p); 18128b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu STREAM_TO_UINT16 (conn_timeout, p); 18138b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 18148b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu handle = HCID_GET_HANDLE (handle); 18158b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 1816f8027005333c88a2f097cfd70d15c3d54c7764aeChris Manton BTM_TRACE_EVENT ("%s", __func__); 18178b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 18188b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu if (match_rec) 18198b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu { 1820db554581079863974af8e1289646f5deea6fc044Marie Janssen LOG_INFO(LOG_TAG, "%s matched and resolved random address", __func__); 1821d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen match = true; 18228b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu match_rec->ble.active_addr_type = BTM_BLE_ADDR_RRA; 18238b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu memcpy(match_rec->ble.cur_rand_addr, bda, BD_ADDR_LEN); 1824905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji if (!btm_ble_init_pseudo_addr (match_rec, bda)) 1825905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji { 1826905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji /* assign the original address to be the current report address */ 1827905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji memcpy(bda, match_rec->ble.pseudo_addr, BD_ADDR_LEN); 1828905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji } 1829905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji else 1830905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji { 1831905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji memcpy(bda, match_rec->bd_addr, BD_ADDR_LEN); 1832905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji } 18338b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu } 18348b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu else 18358b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu { 1836db554581079863974af8e1289646f5deea6fc044Marie Janssen LOG_INFO(LOG_TAG, "%s unable to match and resolve random address", __func__); 18378b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu } 18388b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 18398b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu btm_ble_connected(bda, handle, HCI_ENCRYPT_MODE_DISABLED, role, bda_type, match); 18408b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 18418b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu l2cble_conn_comp (handle, role, bda, bda_type, conn_interval, 18428b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu conn_latency, conn_timeout); 18438b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 18448b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu return; 18458b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu} 18468b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#endif 18478b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 1848ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/******************************************************************************* 1849ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 1850ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Function btm_ble_connected 1851ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 1852ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Description This function is when a LE connection to the peer device is 1853ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** establsihed 1854ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 1855ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Returns void 1856ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 1857ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta*******************************************************************************/ 1858d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_connected (uint8_t *bda, uint16_t handle, uint8_t enc_mode, uint8_t role, 1859d35a648d39710bbc5ac59f8add85166455af5af7Myles Watson tBLE_ADDR_TYPE addr_type, 1860d35a648d39710bbc5ac59f8add85166455af5af7Myles Watson UNUSED_ATTR bool addr_matched) 1861ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta{ 1862ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bda); 1863ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta tBTM_BLE_CB *p_cb = &btm_cb.ble_ctr_cb; 1864ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 18655344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_EVENT ("btm_ble_connected"); 1866ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1867ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta /* Commenting out trace due to obf/compilation problems. 1868ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta */ 1869ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (p_dev_rec) 1870ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 18715344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_EVENT ("Security Manager: btm_ble_connected : handle:%d enc_mode:%d bda:%x RName:%s", 1872ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta handle, enc_mode, 1873ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta (bda[2]<<24)+(bda[3]<<16)+(bda[4]<<8)+bda[5], 1874ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_dev_rec->sec_bd_name); 1875ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 18765344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_connected sec_flags=0x%x",p_dev_rec->sec_flags); 1877ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 1878ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta else 1879ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 18805344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_EVENT ("Security Manager: btm_ble_connected: handle:%d enc_mode:%d bda:%x ", 1881ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta handle, enc_mode, 1882ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta (bda[2]<<24)+(bda[3]<<16)+(bda[4]<<8)+bda[5]); 1883ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 1884ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1885ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (!p_dev_rec) 1886ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 1887ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta /* There is no device record for new connection. Allocate one */ 18882808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji if ((p_dev_rec = btm_sec_alloc_dev (bda)) == NULL) 18892808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji return; 1890ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 1891ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta else /* Update the timestamp for this device */ 1892ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 1893ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_dev_rec->timestamp = btm_cb.dev_rec_count++; 1894ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 1895ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1896ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta /* update device information */ 1897ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_dev_rec->device_type |= BT_DEVICE_TYPE_BLE; 18987fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta p_dev_rec->ble_hci_handle = handle; 1899ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_dev_rec->ble.ble_addr_type = addr_type; 19002808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji /* update pseudo address */ 19012808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji memcpy(p_dev_rec->ble.pseudo_addr, bda, BD_ADDR_LEN); 1902ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1903d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen p_dev_rec->role_master = false; 1904ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (role == HCI_ROLE_MASTER) 1905d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen p_dev_rec->role_master = true; 1906ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1907d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 19088b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu if (!addr_matched) 19098b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu p_dev_rec->ble.active_addr_type = BTM_BLE_ADDR_PSEUDO; 19108b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 19118b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu if (p_dev_rec->ble.ble_addr_type == BLE_ADDR_RANDOM && !addr_matched) 19128b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu memcpy(p_dev_rec->ble.cur_rand_addr, bda, BD_ADDR_LEN); 19138b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#endif 19148b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu 1915444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_cb->inq_var.directed_conn = BTM_BLE_CONNECT_EVT; 1916ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1917ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta return; 1918ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 1919ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1920ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/***************************************************************************** 1921ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Function btm_ble_conn_complete 1922ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 1923ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Description LE connection complete. 1924ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 1925ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta******************************************************************************/ 1926d35a648d39710bbc5ac59f8add85166455af5af7Myles Watsonvoid btm_ble_conn_complete(uint8_t *p, 1927d35a648d39710bbc5ac59f8add85166455af5af7Myles Watson UNUSED_ATTR uint16_t evt_len, bool enhanced) 1928ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta{ 1929d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 1930d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t *p_data = p, peer_addr_type; 1931a9ea43bb168d35b6bd73f995d1f87e50deaf69d4Pavlin Radoslavov BD_ADDR local_rpa, peer_rpa; 19328b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#endif 1933d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t role, status, bda_type; 1934d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint16_t handle; 1935a9ea43bb168d35b6bd73f995d1f87e50deaf69d4Pavlin Radoslavov BD_ADDR bda; 1936d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint16_t conn_interval, conn_latency, conn_timeout; 1937d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool match = false; 1938ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1939ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta STREAM_TO_UINT8 (status, p); 1940ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta STREAM_TO_UINT16 (handle, p); 1941ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta STREAM_TO_UINT8 (role, p); 1942ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta STREAM_TO_UINT8 (bda_type, p); 1943ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta STREAM_TO_BDADDR (bda, p); 1944ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 1945ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (status == 0) 1946ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 1947d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 1948d9bb94cbaca4dd30c53ebe5d0722756b1d08314cIan Coolidge peer_addr_type = bda_type; 1949d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen match = btm_identity_addr_to_random_pseudo (bda, &bda_type, true); 195016fe0822ccd3eb6f66d3afd9965d25a0a0cb4c30Prerepa Viswanadham 1951444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (enhanced) 1952444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 1953444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji STREAM_TO_BDADDR (local_rpa, p); 1954444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji STREAM_TO_BDADDR (peer_rpa, p); 1955444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 195616fe0822ccd3eb6f66d3afd9965d25a0a0cb4c30Prerepa Viswanadham 19573858011befbf62ac8c38af1493d9c61d43f999daSharvil Nanavati /* possiblly receive connection complete with resolvable random while 19583858011befbf62ac8c38af1493d9c61d43f999daSharvil Nanavati the device has been paired */ 19593858011befbf62ac8c38af1493d9c61d43f999daSharvil Nanavati if (!match && BTM_BLE_IS_RESOLVE_BDA(bda)) 19608b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu { 19618b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu btm_ble_resolve_random_addr(bda, btm_ble_resolve_random_addr_on_conn_cmpl, p_data); 19628b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu } 19638b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu else 19648b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu#endif 19658b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu { 19668b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu STREAM_TO_UINT16 (conn_interval, p); 19678b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu STREAM_TO_UINT16 (conn_latency, p); 19688b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu STREAM_TO_UINT16 (conn_timeout, p); 19698b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu handle = HCID_GET_HANDLE (handle); 1970ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 19718b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu btm_ble_connected(bda, handle, HCI_ENCRYPT_MODE_DISABLED, role, bda_type, match); 1972444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 19738b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu l2cble_conn_comp (handle, role, bda, bda_type, conn_interval, 1974ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta conn_latency, conn_timeout); 1975444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 1976444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#if (BLE_PRIVACY_SPT == TRUE) 1977444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (enhanced) 1978444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 1979444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji btm_ble_refresh_local_resolvable_private_addr(bda, local_rpa); 1980444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 1981444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (peer_addr_type & BLE_ADDR_TYPE_ID_BIT) 1982444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji btm_ble_refresh_peer_resolvable_private_addr(bda, peer_rpa, BLE_ADDR_RANDOM); 1983444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 1984444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#endif 19858b35b3fccc065730e6f0ee1050d3e4528e58ea37Zhihai Xu } 1986ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta } 1987ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta else 1988ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta { 1989ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta role = HCI_ROLE_UNKNOWN; 1990a6ce7751d84218c193eb90d390aef23217b1737eWei Wang if (status != HCI_ERR_DIRECTED_ADVERTISING_TIMEOUT) 199170b9598970e5b18ba53c282319e68faea6eb5681Satya Calloji { 1992a6ce7751d84218c193eb90d390aef23217b1737eWei Wang btm_ble_set_conn_st(BLE_CONN_IDLE); 1993d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 1994d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen btm_ble_disable_resolving_list(BTM_BLE_RL_INIT, true); 1995a021a12987c4257d137437c6de9438b3344c6f6bAndre Eisenbach#endif 199670b9598970e5b18ba53c282319e68faea6eb5681Satya Calloji } 199770b9598970e5b18ba53c282319e68faea6eb5681Satya Calloji else 199870b9598970e5b18ba53c282319e68faea6eb5681Satya Calloji { 1999d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 2000905c72de29add7963b48e016b87e5ebe1a5f8503Satya Calloji btm_cb.ble_ctr_cb.inq_var.adv_mode = BTM_BLE_ADV_DISABLE; 2001d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen btm_ble_disable_resolving_list(BTM_BLE_RL_ADV, true); 2002a021a12987c4257d137437c6de9438b3344c6f6bAndre Eisenbach#endif 200391f012208070d71e6e9e0f38aa36e78e99f2ff4eZhihai Xu } 200470b9598970e5b18ba53c282319e68faea6eb5681Satya Calloji } 2005444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 200624adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera btm_ble_update_mode_operation(role, bda, status); 2007ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 2008ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 20095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/***************************************************************************** 201024adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera** Function btm_ble_create_ll_conn_complete 201124adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera** 201224adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera** Description LE connection complete. 201324adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera** 201424adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera******************************************************************************/ 2015d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_create_ll_conn_complete (uint8_t status) 201624adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera{ 2017444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (status != HCI_SUCCESS) 201824adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera { 201924adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera btm_ble_set_conn_st(BLE_CONN_IDLE); 202024adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera btm_ble_update_mode_operation(HCI_ROLE_UNKNOWN, NULL, status); 202124adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera } 202224adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera} 202324adb37e4106bf8544c7729d34451fdf2777c4dcPriti Aghera/***************************************************************************** 20245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_proc_smp_cback 20255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 20265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is the SMP callback handler. 20275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 20285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project******************************************************************************/ 2029d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenuint8_t btm_proc_smp_cback(tSMP_EVT event, BD_ADDR bd_addr, tSMP_EVT_DATA *p_data) 20305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 20315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bd_addr); 2032d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t res = 0; 20335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 20345344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_proc_smp_cback event = %d", event); 20355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 20365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_dev_rec != NULL) 20375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 20385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch (event) 20395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 20405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case SMP_IO_CAP_REQ_EVT: 20415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_ble_io_capabilities_req(p_dev_rec, (tBTM_LE_IO_REQ *)&p_data->io_req); 20425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 20435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2044444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji case SMP_BR_KEYS_REQ_EVT: 2045444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji btm_ble_br_keys_req(p_dev_rec, (tBTM_LE_IO_REQ *)&p_data->io_req); 2046444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji break; 2047444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 20485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case SMP_PASSKEY_REQ_EVT: 20495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case SMP_PASSKEY_NOTIF_EVT: 20505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case SMP_OOB_REQ_EVT: 2051444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji case SMP_NC_REQ_EVT: 2052444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji case SMP_SC_OOB_REQ_EVT: 2053444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji /* fall through */ 20547fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta p_dev_rec->sec_flags |= BTM_SEC_LE_AUTHENTICATED; 20557fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta 20565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case SMP_SEC_REQUEST_EVT: 2057034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora if (event == SMP_SEC_REQUEST_EVT && btm_cb.pairing_state != BTM_PAIR_STATE_IDLE) 2058034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora { 2059034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora BTM_TRACE_DEBUG("%s: Ignoring SMP Security request", __func__); 2060034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora break; 2061034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora } 20626975b4d711142b885af479721cada448952c6b41Andre Eisenbach memcpy (btm_cb.pairing_bda, bd_addr, BD_ADDR_LEN); 20636975b4d711142b885af479721cada448952c6b41Andre Eisenbach p_dev_rec->sec_state = BTM_SEC_STATE_AUTHENTICATING; 20647fa4fba6f59f97df00aff07dbe8fb21b114b3c2cGanesh Ganapathi Batta btm_cb.pairing_flags |= BTM_PAIR_FLAGS_LE_ACTIVE; 20656975b4d711142b885af479721cada448952c6b41Andre Eisenbach /* fall through */ 2066444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 20675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case SMP_COMPLT_EVT: 20685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (btm_cb.api.p_le_callback) 20695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 20705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* the callback function implementation may change the IO capability... */ 20715344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_cb.api.p_le_callback=0x%x", btm_cb.api.p_le_callback ); 2072ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta (*btm_cb.api.p_le_callback) (event, bd_addr, (tBTM_LE_EVT_DATA *)p_data); 20735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 20745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 20755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (event == SMP_COMPLT_EVT) 20765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 20775344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("evt=SMP_COMPLT_EVT before update sec_level=0x%x sec_flags=0x%x", p_data->cmplt.sec_level , p_dev_rec->sec_flags ); 20785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 20795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project res = (p_data->cmplt.reason == SMP_SUCCESS) ? BTM_SUCCESS : BTM_ERR_PROCESSING; 20805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 20815344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("after update result=%d sec_level=0x%x sec_flags=0x%x", 20825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project res, p_data->cmplt.sec_level , p_dev_rec->sec_flags ); 20835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 20845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_data->cmplt.is_pair_cancel && btm_cb.api.p_bond_cancel_cmpl_callback ) 20855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 20865344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("Pairing Cancel completed"); 20875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (*btm_cb.api.p_bond_cancel_cmpl_callback)(BTM_SUCCESS); 20885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2089d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BTM_BLE_CONFORMANCE_TESTING == TRUE) 20905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (res != BTM_SUCCESS) 20915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 20926975b4d711142b885af479721cada448952c6b41Andre Eisenbach if (!btm_cb.devcb.no_disc_if_pair_fail && p_data->cmplt.reason != SMP_CONN_TOUT) 20935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2094444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("Pairing failed - prepare to remove ACL"); 2095444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji l2cu_start_post_bond_timer(p_dev_rec->ble_hci_handle); 20965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 20975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 20985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 20995344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("Pairing failed - Not Removing ACL"); 2100ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta p_dev_rec->sec_state = BTM_SEC_STATE_IDLE; 21015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 21025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 21035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#else 21046975b4d711142b885af479721cada448952c6b41Andre Eisenbach if (res != BTM_SUCCESS && p_data->cmplt.reason != SMP_CONN_TOUT) 2105444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 2106444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("Pairing failed - prepare to remove ACL"); 2107444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji l2cu_start_post_bond_timer(p_dev_rec->ble_hci_handle); 2108444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 21095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 21105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 21115344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_cb pairing_state=%x pairing_flags=%x pin_code_len=%x", 21125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_cb.pairing_state, 21135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_cb.pairing_flags, 21145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_cb.pin_code_len ); 21155344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_cb.pairing_bda %02x:%02x:%02x:%02x:%02x:%02x", 21165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_cb.pairing_bda[0], btm_cb.pairing_bda[1], btm_cb.pairing_bda[2], 21175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_cb.pairing_bda[3], btm_cb.pairing_bda[4], btm_cb.pairing_bda[5]); 2118444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2119034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora /* Reset btm state only if the callback address matches pairing address*/ 2120034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora if(memcmp(bd_addr, btm_cb.pairing_bda, BD_ADDR_LEN) == 0) 2121034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora { 2122034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora memset (btm_cb.pairing_bda, 0xff, BD_ADDR_LEN); 2123034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora btm_cb.pairing_state = BTM_PAIR_STATE_IDLE; 2124034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora btm_cb.pairing_flags = 0; 2125034a362ffc40ccd7c2e79f965ed94f51c7706b72Nitin Arora } 2126444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2127444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (res == BTM_SUCCESS) 2128444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 2129444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_dev_rec->sec_state = BTM_SEC_STATE_IDLE; 2130d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 2131444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji /* add all bonded device into resolving list if IRK is available*/ 2132444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji btm_ble_resolving_list_load_dev(p_dev_rec); 2133444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#endif 2134444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 2135444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2136d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen btm_sec_dev_rec_cback_event(p_dev_rec, res, true); 21375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 21385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 21395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 21405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 21415344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("unknown event = %d", event); 21425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 21435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 21445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 21455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 21465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 21475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 21485344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("btm_proc_smp_cback received for unknown device"); 21495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 21505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 21515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return 0; 21525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 21535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2154ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta #endif /* SMP_INCLUDED */ 21555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 21565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 21575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 21585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_BleDataSignature 21595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 21605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to sign the data using AES128 CMAC 21615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** algorith. 21625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 21635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameter bd_addr: target device the data to be signed for. 21645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** p_text: singing data 21655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** len: length of the data to be signed. 21665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** signature: output parameter where data signature is going to 21675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** be stored. 21685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2169d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns true if signing sucessul, otherwise false. 21705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 21715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 2172d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool BTM_BleDataSignature (BD_ADDR bd_addr, uint8_t *p_text, uint16_t len, 21735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BLE_SIGNATURE signature) 21745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2175444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji tBTM_SEC_DEV_REC *p_rec = btm_find_dev (bd_addr); 21765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2177444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("%s", __func__); 2178d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool ret = false; 21795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_rec == NULL) 21805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2181444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_ERROR("%s-data signing can not be done from unknown device", __func__); 21825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 21835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 21845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2185d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t *p_mac = (uint8_t *)signature; 2186d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t *pp; 2187d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t *p_buf = (uint8_t *)osi_malloc(len + 4); 2188717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov 2189717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov BTM_TRACE_DEBUG("%s-Start to generate Local CSRK", __func__); 2190717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov pp = p_buf; 2191717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov /* prepare plain text */ 2192717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov if (p_text) { 2193717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov memcpy(p_buf, p_text, len); 2194717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov pp = (p_buf + len); 2195717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov } 21965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2197717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov UINT32_TO_STREAM(pp, p_rec->ble.keys.local_counter); 2198717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov UINT32_TO_STREAM(p_mac, p_rec->ble.keys.local_counter); 2199444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2200d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen if ((ret = aes_cipher_msg_auth_code(p_rec->ble.keys.lcsrk, p_buf, (uint16_t)(len + 4), 2201d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen BTM_CMAC_TLEN_SIZE, p_mac)) == true) { 2202d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen btm_ble_increment_sign_ctr(bd_addr, true); 22035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2204717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov 2205717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov BTM_TRACE_DEBUG("%s p_mac = %d", __func__, p_mac); 2206717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov BTM_TRACE_DEBUG("p_mac[0] = 0x%02x p_mac[1] = 0x%02x p_mac[2] = 0x%02x p_mac[3] = 0x%02x", 2207717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov *p_mac, *(p_mac + 1), *(p_mac + 2), *(p_mac + 3)); 2208717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov BTM_TRACE_DEBUG("p_mac[4] = 0x%02x p_mac[5] = 0x%02x p_mac[6] = 0x%02x p_mac[7] = 0x%02x", 2209717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov *(p_mac + 4), *(p_mac + 5), *(p_mac + 6), *(p_mac + 7)); 2210717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov osi_free(p_buf); 22115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 22125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return ret; 22135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 22145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 22155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 22165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 22175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function BTM_BleVerifySignature 22185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 22195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to verify the data signature 22205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 22215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Parameter bd_addr: target device the data to be signed for. 22225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** p_orig: original data before signature. 22235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** len: length of the signing data 22245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** counter: counter used when doing data signing 22255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** p_comp: signature to be compared against. 22265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2227d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns true if signature verified correctly; otherwise false. 22285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 22295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 2230d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool BTM_BleVerifySignature (BD_ADDR bd_addr, uint8_t *p_orig, uint16_t len, uint32_t counter, 2231d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t *p_comp) 22325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2233d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool verified = false; 2234d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (SMP_INCLUDED == TRUE) 2235444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji tBTM_SEC_DEV_REC *p_rec = btm_find_dev (bd_addr); 2236d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t p_mac[BTM_CMAC_TLEN_SIZE]; 22375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 22385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_rec == NULL || (p_rec && !(p_rec->ble.key_type & BTM_LE_KEY_PCSRK))) 22395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 22405344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("can not verify signature for unknown device"); 22415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 22425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else if (counter < p_rec->ble.keys.counter) 22435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 22445344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("signature received with out dated sign counter"); 22455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 22465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else if (p_orig == NULL) 22475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 22485344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("No signature to verify"); 22495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 22505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 22515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2252444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("%s rcv_cnt=%d >= expected_cnt=%d", __func__, counter, 2253444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_rec->ble.keys.counter); 22545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2255fd6d3aea8be32cc1b47e349ebf002f6177d7ca7dAndre Eisenbach if (aes_cipher_msg_auth_code(p_rec->ble.keys.pcsrk, p_orig, len, BTM_CMAC_TLEN_SIZE, p_mac)) 22565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 22575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (memcmp(p_mac, p_comp, BTM_CMAC_TLEN_SIZE) == 0) 22585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2259d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen btm_ble_increment_sign_ctr(bd_addr, false); 2260d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen verified = true; 22615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 22625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 22635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2264bf9a8aa26988aedbc161d75f2688641ce59dc001Mike J. Chen#endif /* SMP_INCLUDED */ 22655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return verified; 22665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 22675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 22685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2269444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2270444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Function BTM_GetLeSecurityState 2271444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2272444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Description This function is called to get security mode 1 flags and 2273444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** encryption key size for LE peer. 2274444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2275d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns bool true if LE device is found, false otherwise. 2276444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2277444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji*******************************************************************************/ 2278d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool BTM_GetLeSecurityState (BD_ADDR bd_addr, uint8_t *p_le_dev_sec_flags, uint8_t *p_le_key_size) 2279444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji{ 2280444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#if (BLE_INCLUDED == TRUE) 2281444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji tBTM_SEC_DEV_REC *p_dev_rec; 2282d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint16_t dev_rec_sec_flags; 2283444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#endif 2284444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2285444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji *p_le_dev_sec_flags = 0; 2286444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji *p_le_key_size = 0; 2287444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2288444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#if (BLE_INCLUDED == TRUE && SMP_INCLUDED == TRUE) 2289444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if ((p_dev_rec = btm_find_dev (bd_addr)) == NULL) 2290444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 2291444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_ERROR ("%s fails", __func__); 2292d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return (false); 2293444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 2294444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2295717a4a9f3a044f264ec2482c2d1806ec3093707aPavlin Radoslavov if (p_dev_rec->ble_hci_handle == BTM_SEC_INVALID_HANDLE) { 2296444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_ERROR ("%s-this is not LE device", __func__); 2297d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return (false); 2298444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 2299444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2300444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji dev_rec_sec_flags = p_dev_rec->sec_flags; 2301444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2302444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (dev_rec_sec_flags & BTM_SEC_LE_ENCRYPTED) 2303444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 2304444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji /* link is encrypted with LTK or STK */ 2305444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji *p_le_key_size = p_dev_rec->enc_key_size; 2306444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji *p_le_dev_sec_flags |= BTM_SEC_LE_LINK_ENCRYPTED; 2307444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2308444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji *p_le_dev_sec_flags |= (dev_rec_sec_flags & BTM_SEC_LE_AUTHENTICATED) 2309444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji ? BTM_SEC_LE_LINK_PAIRED_WITH_MITM /* set auth LTK flag */ 2310444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji : BTM_SEC_LE_LINK_PAIRED_WITHOUT_MITM; /* set unauth LTK flag */ 2311444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 2312444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji else if (p_dev_rec->ble.key_type & BTM_LE_KEY_PENC) 2313444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 2314444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji /* link is unencrypted, still LTK is available */ 2315444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji *p_le_key_size = p_dev_rec->ble.keys.key_size; 2316444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2317444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji *p_le_dev_sec_flags |= (dev_rec_sec_flags & BTM_SEC_LE_LINK_KEY_AUTHED) 2318444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji ? BTM_SEC_LE_LINK_PAIRED_WITH_MITM /* set auth LTK flag */ 2319444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji : BTM_SEC_LE_LINK_PAIRED_WITHOUT_MITM; /* set unauth LTK flag */ 2320444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 2321444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2322444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("%s - le_dev_sec_flags: 0x%02x, le_key_size: %d", 2323444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji __func__, *p_le_dev_sec_flags, *p_le_key_size); 2324444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2325d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return true; 2326444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#else 2327d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 2328444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#endif 2329444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji} 2330444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2331444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji/******************************************************************************* 2332444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2333444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Function BTM_BleSecurityProcedureIsRunning 2334444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2335444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Description This function indicates if LE security procedure is 2336444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** currently running with the peer. 2337444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2338d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen** Returns bool true if security procedure is running, false otherwise. 2339444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2340444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji*******************************************************************************/ 2341d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenbool BTM_BleSecurityProcedureIsRunning(BD_ADDR bd_addr) 2342444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji{ 2343444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#if (BLE_INCLUDED == TRUE) 2344444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bd_addr); 2345444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2346444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (p_dev_rec == NULL) 2347444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 2348444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_ERROR ("%s device with BDA: %08x%04x is not found", 2349444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji __func__, (bd_addr[0]<<24)+(bd_addr[1]<<16)+(bd_addr[2]<<8)+bd_addr[3], 2350444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji (bd_addr[4]<<8)+bd_addr[5]); 2351d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 2352444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 2353444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2354444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji return (p_dev_rec->sec_state == BTM_SEC_STATE_ENCRYPTING || 2355444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_dev_rec->sec_state == BTM_SEC_STATE_AUTHENTICATING); 2356444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#else 2357d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen return false; 2358444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#endif 2359444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji} 2360444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2361444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji/******************************************************************************* 2362444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2363444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Function BTM_BleGetSupportedKeySize 2364444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2365444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Description This function gets the maximum encryption key size in bytes 2366444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** the local device can suport. 2367444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** record. 2368444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2369444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** Returns the key size or 0 if the size can't be retrieved. 2370444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji** 2371444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji*******************************************************************************/ 2372d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenextern uint8_t BTM_BleGetSupportedKeySize (BD_ADDR bd_addr) 2373444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji{ 2374d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_INCLUDED == TRUE && L2CAP_LE_COC_INCLUDED == TRUE) 2375444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji tBTM_SEC_DEV_REC *p_dev_rec = btm_find_dev (bd_addr); 2376444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji tBTM_LE_IO_REQ dev_io_cfg; 2377d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t callback_rc; 2378444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2379444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (!p_dev_rec) 2380444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 2381444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_ERROR ("%s device with BDA: %08x%04x is not found", 2382444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji __func__,(bd_addr[0]<<24)+(bd_addr[1]<<16)+(bd_addr[2]<<8)+bd_addr[3], 2383444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji (bd_addr[4]<<8)+bd_addr[5]); 2384444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji return 0; 2385444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 2386444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2387444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (btm_cb.api.p_le_callback == NULL) 2388444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 2389444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_ERROR ("%s can't access supported key size",__func__); 2390444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji return 0; 2391444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 2392444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2393444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji callback_rc = (*btm_cb.api.p_le_callback) (BTM_LE_IO_REQ_EVT, p_dev_rec->bd_addr, 2394444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji (tBTM_LE_EVT_DATA *) &dev_io_cfg); 2395444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2396444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji if (callback_rc != BTM_SUCCESS) 2397444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji { 2398444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_ERROR ("%s can't access supported key size",__func__); 2399444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji return 0; 2400444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji } 2401444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2402444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji BTM_TRACE_DEBUG ("%s device supports key size = %d", __func__, dev_io_cfg.max_key_size); 2403444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji return (dev_io_cfg.max_key_size); 2404444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#else 2405444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji return 0; 2406444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji#endif 2407444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji} 2408444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji 2409444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji/******************************************************************************* 24105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Utility functions for LE device IR/ER generation 24115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 24125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 24135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_notify_new_key 24155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is to notify application new keys have been 24175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** generated. 24185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 24205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 2422d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenstatic void btm_notify_new_key(uint8_t key_type) 24235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 24245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTM_BLE_LOCAL_KEYS *p_locak_keys = NULL; 24255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24265344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_notify_new_key key_type=%d", key_type); 24275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (btm_cb.api.p_le_key_callback) 24295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 24305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch (key_type) 24315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 24325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_BLE_KEY_TYPE_ID: 24335344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("BTM_BLE_KEY_TYPE_ID"); 24345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_locak_keys = (tBTM_BLE_LOCAL_KEYS *)&btm_cb.devcb.id_keys; 24355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 24365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTM_BLE_KEY_TYPE_ER: 24385344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("BTM_BLE_KEY_TYPE_ER"); 2439444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji p_locak_keys = (tBTM_BLE_LOCAL_KEYS *)&btm_cb.devcb.ble_encryption_key_value; 24405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 24415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 24435344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("unknown key type: %d", key_type); 24445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 24455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 24465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_locak_keys != NULL) 24475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (*btm_cb.api.p_le_key_callback) (key_type, p_locak_keys); 24485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 24495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 24505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 24525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_process_er2 24545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called when ER is generated, store it in 24565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** local control block. 24575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 24595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 24615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btm_ble_process_er2(tBTM_RAND_ENC *p) 24625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 24635344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_process_er2"); 24645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p &&p->opcode == HCI_BLE_RAND) 24665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2467444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji memcpy(&btm_cb.devcb.ble_encryption_key_value[8], p->param_buf, BT_OCTET8_LEN); 24685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_notify_new_key(BTM_BLE_KEY_TYPE_ER); 24695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 24705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 24715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 24725344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("Generating ER2 exception."); 2473444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji memset(&btm_cb.devcb.ble_encryption_key_value, 0, sizeof(BT_OCTET16)); 24745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 24755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 24765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 24785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_process_er 24805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called when ER is generated, store it in 24825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** local control block. 24835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 24855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 24865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 24875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btm_ble_process_er(tBTM_RAND_ENC *p) 24885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 24895344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_process_er"); 24905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 24915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p &&p->opcode == HCI_BLE_RAND) 24925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2493444a8da807abaf5f9e813ce70c56a79160495fb3Satya Calloji memcpy(&btm_cb.devcb.ble_encryption_key_value[0], p->param_buf, BT_OCTET8_LEN); 24945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2495b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski btsnd_hcic_ble_rand((void *)btm_ble_process_er2); 24965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 24975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 24985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 24995344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("Generating ER1 exception."); 25005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 25015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 25025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 25045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_process_irk 25065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called when IRK is generated, store it in 25085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** local control block. 25095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 25115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 25135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btm_ble_process_irk(tSMP_ENC *p) 25145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 25155344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_process_irk"); 25165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p &&p->opcode == HCI_BLE_ENCRYPT) 25175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 25185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(btm_cb.devcb.id_keys.irk, p->param_buf, BT_OCTET16_LEN); 25195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_notify_new_key(BTM_BLE_KEY_TYPE_ID); 25202808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji 2521d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (BLE_PRIVACY_SPT == TRUE) 25222808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji /* if privacy is enabled, new RPA should be calculated */ 25232808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji if (btm_cb.ble_ctr_cb.privacy_mode != BTM_PRIVACY_NONE) 25242808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji { 25252808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji btm_gen_resolvable_private_addr((void *)btm_gen_resolve_paddr_low); 25262808a249c7fc1230eb8955481f94ea0e083165e4Satya Calloji } 2527a021a12987c4257d137437c6de9438b3344c6f6bAndre Eisenbach#endif 25285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 25295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 25305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 25315344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_ERROR("Generating IRK exception."); 25325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 25335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* proceed generate ER */ 2535b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski btsnd_hcic_ble_rand((void *)btm_ble_process_er); 25365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 25375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 25395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_process_dhk 25415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called when DHK is calculated, store it in 25435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** local control block, and proceed to generate ER, a 128-bits 25445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** random number. 25455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 25475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 25495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btm_ble_process_dhk(tSMP_ENC *p) 25505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2551d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (SMP_INCLUDED == TRUE) 2552d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t btm_ble_irk_pt = 0x01; 25535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tSMP_ENC output; 25545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25555344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_process_dhk"); 25565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p && p->opcode == HCI_BLE_ENCRYPT) 25585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 25595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(btm_cb.devcb.id_keys.dhk, p->param_buf, BT_OCTET16_LEN); 25605344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("BLE DHK generated."); 25615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* IRK = D1(IR, 1) */ 25635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (!SMP_Encrypt(btm_cb.devcb.id_keys.ir, BT_OCTET16_LEN, &btm_ble_irk_pt, 25645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1, &output)) 25655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 25665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* reset all identity root related key */ 25675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&btm_cb.devcb.id_keys, 0, sizeof(tBTM_BLE_LOCAL_ID_KEYS)); 25685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 25695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 25705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 25715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_ble_process_irk(&output); 25725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 25735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 25745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 25755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 25765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* reset all identity root related key */ 25775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&btm_cb.devcb.id_keys, 0, sizeof(tBTM_BLE_LOCAL_ID_KEYS)); 25785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 25795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 25805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 25815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 25835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_process_ir2 25855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called when IR is generated, proceed to calculate 25875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** DHK = Eir({0x03, 0, 0 ...}) 25885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 25915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 25925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 25935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btm_ble_process_ir2(tBTM_RAND_ENC *p) 25945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2595d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen#if (SMP_INCLUDED == TRUE) 2596d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen uint8_t btm_ble_dhk_pt = 0x03; 25975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tSMP_ENC output; 25985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 25995344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_process_ir2"); 26005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 26015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p && p->opcode == HCI_BLE_RAND) 26025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 26035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* remembering in control block */ 26045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(&btm_cb.devcb.id_keys.ir[8], p->param_buf, BT_OCTET8_LEN); 26055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* generate DHK= Eir({0x03, 0x00, 0x00 ...}) */ 26065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 26075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project SMP_Encrypt(btm_cb.devcb.id_keys.ir, BT_OCTET16_LEN, &btm_ble_dhk_pt, 26085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1, &output); 26095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_ble_process_dhk(&output); 26105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 26115344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG("BLE IR generated."); 26125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 26135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 26145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 26155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&btm_cb.devcb.id_keys, 0, sizeof(tBTM_BLE_LOCAL_ID_KEYS)); 26165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 26175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 26185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 26195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 26205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 26215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_process_ir 26235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called when IR is generated, proceed to calculate 26255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** DHK = Eir({0x02, 0, 0 ...}) 26265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 26295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 26315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btm_ble_process_ir(tBTM_RAND_ENC *p) 26325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 26335344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_process_ir"); 26345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 26355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p && p->opcode == HCI_BLE_RAND) 26365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 26375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* remembering in control block */ 26385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(btm_cb.devcb.id_keys.ir, p->param_buf, BT_OCTET8_LEN); 26395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2640b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski btsnd_hcic_ble_rand((void *)btm_ble_process_ir2); 26415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 26425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 26435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 26445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 26455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_reset_id 26475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function is called to reset LE device identity. 26495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 26515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 26535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid btm_ble_reset_id( void ) 26545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 26555344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_reset_id"); 26565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 26575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* regenrate Identity Root*/ 2658b6ab9b3af6b8793ff781e0359a78611726ab2300Jakub Pawlowski btsnd_hcic_ble_rand((void *)btm_ble_process_ir); 26595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 26605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2661d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen #if BTM_BLE_CONFORMANCE_TESTING == true 26625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 26635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_set_no_disc_if_pair_fail 26655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function indicates that whether no disconnect of the ACL 26675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** should be used if pairing failed 26685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 26705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 2672d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_set_no_disc_if_pair_fail(bool disable_disc ) 26735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 26745344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_set_disc_enable_if_pair_fail disable_disc=%d", disable_disc); 26755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_cb.devcb.no_disc_if_pair_fail = disable_disc; 26765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 26775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 26785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 26795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_set_test_mac_value 26815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function set test MAC value 26835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 26855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 2687d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_set_test_mac_value(bool enable, uint8_t *p_test_mac_val ) 26885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 26895344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_set_test_mac_value enable=%d", enable); 26905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_cb.devcb.enable_test_mac_val = enable; 26915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(btm_cb.devcb.test_mac, p_test_mac_val, BT_OCTET8_LEN); 26925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 26935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 26945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 26955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function btm_ble_set_test_local_sign_cntr_value 26975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 26985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description This function set test local sign counter value 26995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 27005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 27015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 27025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 2703d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_set_test_local_sign_cntr_value(bool enable, uint32_t test_local_sign_cntr ) 27045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 27055344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_set_test_local_sign_cntr_value enable=%d local_sign_cntr=%d", 27065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project enable, test_local_sign_cntr); 27075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_cb.devcb.enable_test_local_sign_cntr = enable; 27085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btm_cb.devcb.test_local_sign_cntr = test_local_sign_cntr; 27095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 27105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2711ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta/******************************************************************************* 2712ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 2713ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Function btm_set_random_address 2714ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 2715ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Description This function set a random address to local controller. 2716ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 2717ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** Returns void 2718ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta** 2719ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta*******************************************************************************/ 2720ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Battavoid btm_set_random_address(BD_ADDR random_bda) 2721ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta{ 2722ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta tBTM_LE_RANDOM_CB *p_cb = &btm_cb.ble_ctr_cb.addr_mgnt_cb; 2723d19e0785e662e640191a075eda07acce61c2aedaMarie Janssen bool adv_mode = btm_cb.ble_ctr_cb.inq_var.adv_mode ; 2724ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 27255344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_set_random_address"); 2726ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 2727ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (adv_mode == BTM_BLE_ADV_ENABLE) 2728ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta btsnd_hcic_ble_set_adv_enable (BTM_BLE_ADV_DISABLE); 2729ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 2730ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta memcpy(p_cb->private_addr, random_bda, BD_ADDR_LEN); 2731ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta btsnd_hcic_ble_set_random_addr(p_cb->private_addr); 2732ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 2733ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta if (adv_mode == BTM_BLE_ADV_ENABLE) 2734ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta btsnd_hcic_ble_set_adv_enable (BTM_BLE_ADV_ENABLE); 2735ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta 2736ead3cde4bac0c3e32cd31f149093f004eef8ceebGanesh Ganapathi Batta} 2737a6ce7751d84218c193eb90d390aef23217b1737eWei Wang 2738a6ce7751d84218c193eb90d390aef23217b1737eWei Wang/******************************************************************************* 2739a6ce7751d84218c193eb90d390aef23217b1737eWei Wang** 2740a6ce7751d84218c193eb90d390aef23217b1737eWei Wang** Function btm_ble_set_keep_rfu_in_auth_req 2741a6ce7751d84218c193eb90d390aef23217b1737eWei Wang** 2742a6ce7751d84218c193eb90d390aef23217b1737eWei Wang** Description This function indicates if RFU bits have to be kept as is 2743a6ce7751d84218c193eb90d390aef23217b1737eWei Wang** (by default they have to be set to 0 by the sender). 2744a6ce7751d84218c193eb90d390aef23217b1737eWei Wang** 2745a6ce7751d84218c193eb90d390aef23217b1737eWei Wang** Returns void 2746a6ce7751d84218c193eb90d390aef23217b1737eWei Wang** 2747a6ce7751d84218c193eb90d390aef23217b1737eWei Wang*******************************************************************************/ 2748d19e0785e662e640191a075eda07acce61c2aedaMarie Janssenvoid btm_ble_set_keep_rfu_in_auth_req(bool keep_rfu) 2749a6ce7751d84218c193eb90d390aef23217b1737eWei Wang{ 27505344d6dcb09a184eaf1f9e46cc1ac3962822435cSharvil Nanavati BTM_TRACE_DEBUG ("btm_ble_set_keep_rfu_in_auth_req keep_rfus=%d", keep_rfu); 2751a6ce7751d84218c193eb90d390aef23217b1737eWei Wang btm_cb.devcb.keep_rfu_in_auth_req = keep_rfu; 2752a6ce7751d84218c193eb90d390aef23217b1737eWei Wang} 2753a6ce7751d84218c193eb90d390aef23217b1737eWei Wang 27545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif /* BTM_BLE_CONFORMANCE_TESTING */ 27555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 27565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif /* BLE_INCLUDED */ 2757