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      1 /******************************************************************************
      2  *
      3  *  Copyright (C) 2009-2012 Broadcom Corporation
      4  *
      5  *  Licensed under the Apache License, Version 2.0 (the "License");
      6  *  you may not use this file except in compliance with the License.
      7  *  You may obtain a copy of the License at:
      8  *
      9  *  http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *  See the License for the specific language governing permissions and
     15  *  limitations under the License.
     16  *
     17  ******************************************************************************/
     18 
     19 /************************************************************************************
     20  *
     21  *  Filename:      btif_dm.c
     22  *
     23  *  Description:   Contains Device Management (DM) related functionality
     24  *
     25  *
     26  ***********************************************************************************/
     27 
     28 #define LOG_TAG "bt_btif_dm"
     29 
     30 #include "btif_dm.h"
     31 
     32 #include <assert.h>
     33 #include <pthread.h>
     34 #include <signal.h>
     35 #include <stdio.h>
     36 #include <stdlib.h>
     37 #include <string.h>
     38 #include <sys/types.h>
     39 #include <time.h>
     40 #include <unistd.h>
     41 
     42 #include <hardware/bluetooth.h>
     43 
     44 #include "bdaddr.h"
     45 #include "bta_gatt_api.h"
     46 #include "btif_api.h"
     47 #include "btif_config.h"
     48 #include "btif_hh.h"
     49 #include "btif_sdp.h"
     50 #include "btif_storage.h"
     51 #include "btif_util.h"
     52 #include "btu.h"
     53 #include "bt_common.h"
     54 #include "bta_gatt_api.h"
     55 #include "device/include/interop.h"
     56 #include "include/stack_config.h"
     57 #include "osi/include/allocator.h"
     58 #include "osi/include/log.h"
     59 #include "osi/include/metrics.h"
     60 #include "osi/include/properties.h"
     61 #include "stack_config.h"
     62 #include "stack/btm/btm_int.h"
     63 
     64 /******************************************************************************
     65 **  Constants & Macros
     66 ******************************************************************************/
     67 
     68 #define COD_MASK                            0x07FF
     69 
     70 #define COD_UNCLASSIFIED ((0x1F) << 8)
     71 #define COD_HID_KEYBOARD                    0x0540
     72 #define COD_HID_POINTING                    0x0580
     73 #define COD_HID_COMBO                       0x05C0
     74 #define COD_HID_MAJOR                       0x0500
     75 #define COD_HID_MASK                        0x0700
     76 #define COD_AV_HEADSETS                     0x0404
     77 #define COD_AV_HANDSFREE                    0x0408
     78 #define COD_AV_HEADPHONES                   0x0418
     79 #define COD_AV_PORTABLE_AUDIO               0x041C
     80 #define COD_AV_HIFI_AUDIO                   0x0428
     81 
     82 #define BTIF_DM_DEFAULT_INQ_MAX_RESULTS     0
     83 #define BTIF_DM_DEFAULT_INQ_MAX_DURATION    10
     84 #define BTIF_DM_MAX_SDP_ATTEMPTS_AFTER_PAIRING 2
     85 
     86 #define NUM_TIMEOUT_RETRIES                 5
     87 
     88 #define PROPERTY_PRODUCT_MODEL "ro.product.model"
     89 #define DEFAULT_LOCAL_NAME_MAX  31
     90 #if (DEFAULT_LOCAL_NAME_MAX > BTM_MAX_LOC_BD_NAME_LEN)
     91     #error "default btif local name size exceeds stack supported length"
     92 #endif
     93 
     94 #if (defined(BTA_HOST_INTERLEAVE_SEARCH) && BTA_HOST_INTERLEAVE_SEARCH == TRUE)
     95 #define BTIF_DM_INTERLEAVE_DURATION_BR_ONE    2
     96 #define BTIF_DM_INTERLEAVE_DURATION_LE_ONE    2
     97 #define BTIF_DM_INTERLEAVE_DURATION_BR_TWO    3
     98 #define BTIF_DM_INTERLEAVE_DURATION_LE_TWO    4
     99 #endif
    100 
    101 #define ENCRYPTED_BREDR       2
    102 #define ENCRYPTED_LE          4
    103 
    104 typedef struct
    105 {
    106     bt_bond_state_t state;
    107     bt_bdaddr_t static_bdaddr;
    108     BD_ADDR bd_addr;
    109     tBTM_BOND_TYPE bond_type;
    110     UINT8 pin_code_len;
    111     UINT8 is_ssp;
    112     UINT8 auth_req;
    113     UINT8 io_cap;
    114     UINT8 autopair_attempts;
    115     UINT8 timeout_retries;
    116     UINT8 is_local_initiated;
    117     UINT8 sdp_attempts;
    118 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
    119     BOOLEAN is_le_only;
    120     BOOLEAN is_le_nc; /* LE Numeric comparison */
    121     btif_dm_ble_cb_t ble;
    122 #endif
    123 } btif_dm_pairing_cb_t;
    124 
    125 typedef struct
    126 {
    127     UINT8       ir[BT_OCTET16_LEN];
    128     UINT8       irk[BT_OCTET16_LEN];
    129     UINT8       dhk[BT_OCTET16_LEN];
    130 }btif_dm_local_key_id_t;
    131 
    132 typedef struct
    133 {
    134     BOOLEAN                 is_er_rcvd;
    135     UINT8                   er[BT_OCTET16_LEN];
    136     BOOLEAN                 is_id_keys_rcvd;
    137     btif_dm_local_key_id_t  id_keys;  /* ID kyes */
    138 
    139 }btif_dm_local_key_cb_t;
    140 
    141 typedef struct
    142 {
    143     BD_ADDR bd_addr;
    144     BD_NAME bd_name;
    145 } btif_dm_remote_name_t;
    146 
    147 /* this structure holds optional OOB data for remote device */
    148 typedef struct
    149 {
    150     BD_ADDR  bdaddr;    /* peer bdaddr */
    151     bt_out_of_band_data_t oob_data;
    152 } btif_dm_oob_cb_t;
    153 
    154 typedef struct
    155 {
    156     bt_bdaddr_t  bdaddr;
    157     UINT8        transport; /* 0=Unknown, 1=BR/EDR, 2=LE */
    158 } btif_dm_create_bond_cb_t;
    159 
    160 typedef struct
    161 {
    162     uint8_t  status;
    163     uint8_t  ctrl_state;
    164     uint64_t tx_time;
    165     uint64_t rx_time;
    166     uint64_t idle_time;
    167     uint64_t energy_used;
    168 } btif_activity_energy_info_cb_t;
    169 
    170 typedef struct
    171 {
    172     unsigned int   manufact_id;
    173 }skip_sdp_entry_t;
    174 
    175 typedef enum
    176 {
    177     BTIF_DM_FUNC_CREATE_BOND,
    178     BTIF_DM_FUNC_CANCEL_BOND,
    179     BTIF_DM_FUNC_REMOVE_BOND,
    180     BTIF_DM_FUNC_BOND_STATE_CHANGED,
    181 } bt_bond_function_t;
    182 
    183 typedef struct
    184 {
    185     bt_bdaddr_t bd_addr;
    186     bt_bond_function_t function;
    187     bt_bond_state_t state;
    188     struct timespec timestamp;
    189 } btif_bond_event_t;
    190 
    191 #define BTA_SERVICE_ID_TO_SERVICE_MASK(id)       (1 << (id))
    192 
    193 #define UUID_HUMAN_INTERFACE_DEVICE "00001124-0000-1000-8000-00805f9b34fb"
    194 
    195 #define MAX_BTIF_BOND_EVENT_ENTRIES 15
    196 
    197 static skip_sdp_entry_t sdp_blacklist[] = {{76}}; //Apple Mouse and Keyboard
    198 
    199 /* This flag will be true if HCI_Inquiry is in progress */
    200 static BOOLEAN btif_dm_inquiry_in_progress = FALSE;
    201 
    202 /************************************************************************************
    203 **  Static variables
    204 ************************************************************************************/
    205 static char btif_default_local_name[DEFAULT_LOCAL_NAME_MAX+1] = {'\0'};
    206 static uid_set_t* uid_set = NULL;
    207 
    208 /* A circular array to keep track of the most recent bond events */
    209 static btif_bond_event_t btif_dm_bond_events[MAX_BTIF_BOND_EVENT_ENTRIES + 1];
    210 
    211 static pthread_mutex_t bond_event_lock;
    212 
    213 /* |btif_num_bond_events| keeps track of the total number of events and can be
    214    greater than |MAX_BTIF_BOND_EVENT_ENTRIES| */
    215 static size_t btif_num_bond_events = 0;
    216 static size_t btif_events_start_index = 0;
    217 static size_t btif_events_end_index = 0;
    218 
    219 /******************************************************************************
    220 **  Static functions
    221 ******************************************************************************/
    222 static btif_dm_pairing_cb_t pairing_cb;
    223 static btif_dm_oob_cb_t     oob_cb;
    224 static void btif_dm_generic_evt(UINT16 event, char* p_param);
    225 static void btif_dm_cb_create_bond(bt_bdaddr_t *bd_addr, tBTA_TRANSPORT transport);
    226 static void btif_dm_cb_hid_remote_name(tBTM_REMOTE_DEV_NAME *p_remote_name);
    227 static void btif_update_remote_properties(BD_ADDR bd_addr, BD_NAME bd_name,
    228                                           DEV_CLASS dev_class, tBT_DEVICE_TYPE dev_type);
    229 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
    230 static btif_dm_local_key_cb_t ble_local_key_cb;
    231 static void btif_dm_ble_key_notif_evt(tBTA_DM_SP_KEY_NOTIF *p_ssp_key_notif);
    232 static void btif_dm_ble_auth_cmpl_evt (tBTA_DM_AUTH_CMPL *p_auth_cmpl);
    233 static void btif_dm_ble_passkey_req_evt(tBTA_DM_PIN_REQ *p_pin_req);
    234 static void btif_dm_ble_key_nc_req_evt(tBTA_DM_SP_KEY_NOTIF *p_notif_req) ;
    235 static void btif_dm_ble_oob_req_evt(tBTA_DM_SP_RMT_OOB *req_oob_type);
    236 #endif
    237 
    238 static void bte_scan_filt_param_cfg_evt(UINT8 action_type,
    239                                            tBTA_DM_BLE_PF_AVBL_SPACE avbl_space,
    240                                            tBTA_DM_BLE_REF_VALUE ref_value,
    241                                            tBTA_STATUS status);
    242 
    243 static char* btif_get_default_local_name();
    244 
    245 static void btif_stats_add_bond_event(const bt_bdaddr_t *bd_addr,
    246                                       bt_bond_function_t function,
    247                                       bt_bond_state_t state);
    248 
    249 /******************************************************************************
    250 **  Externs
    251 ******************************************************************************/
    252 extern UINT16 bta_service_id_to_uuid_lkup_tbl [BTA_MAX_SERVICE_ID];
    253 extern bt_status_t btif_hf_execute_service(BOOLEAN b_enable);
    254 extern bt_status_t btif_av_execute_service(BOOLEAN b_enable);
    255 extern bt_status_t btif_av_sink_execute_service(BOOLEAN b_enable);
    256 extern bt_status_t btif_hh_execute_service(BOOLEAN b_enable);
    257 extern bt_status_t btif_hf_client_execute_service(BOOLEAN b_enable);
    258 extern bt_status_t btif_sdp_execute_service(BOOLEAN b_enable);
    259 extern int btif_hh_connect(bt_bdaddr_t *bd_addr);
    260 extern void bta_gatt_convert_uuid16_to_uuid128(UINT8 uuid_128[LEN_UUID_128], UINT16 uuid_16);
    261 
    262 /******************************************************************************
    263 **  Functions
    264 ******************************************************************************/
    265 
    266 static bool is_empty_128bit(uint8_t *data)
    267 {
    268     static const uint8_t zero[16] = { 0 };
    269     return !memcmp(zero, data, sizeof(zero));
    270 }
    271 
    272 static void btif_dm_data_copy(uint16_t event, char *dst, char *src)
    273 {
    274     tBTA_DM_SEC *dst_dm_sec = (tBTA_DM_SEC*)dst;
    275     tBTA_DM_SEC *src_dm_sec = (tBTA_DM_SEC*)src;
    276 
    277     if (!src_dm_sec)
    278         return;
    279 
    280     assert(dst_dm_sec);
    281     maybe_non_aligned_memcpy(dst_dm_sec, src_dm_sec, sizeof(*src_dm_sec));
    282 
    283     if (event == BTA_DM_BLE_KEY_EVT)
    284     {
    285         dst_dm_sec->ble_key.p_key_value = osi_malloc(sizeof(tBTM_LE_KEY_VALUE));
    286         assert(src_dm_sec->ble_key.p_key_value);
    287         memcpy(dst_dm_sec->ble_key.p_key_value, src_dm_sec->ble_key.p_key_value, sizeof(tBTM_LE_KEY_VALUE));
    288     }
    289 }
    290 
    291 static void btif_dm_data_free(uint16_t event, tBTA_DM_SEC *dm_sec)
    292 {
    293     if (event == BTA_DM_BLE_KEY_EVT)
    294         osi_free_and_reset((void **)&dm_sec->ble_key.p_key_value);
    295 }
    296 
    297 void btif_dm_init(uid_set_t* set)
    298 {
    299     uid_set = set;
    300     pthread_mutex_init(&bond_event_lock, NULL);
    301 }
    302 
    303 void btif_dm_cleanup(void)
    304 {
    305     if (uid_set) {
    306         uid_set_destroy(uid_set);
    307         uid_set = NULL;
    308     }
    309     pthread_mutex_destroy(&bond_event_lock);
    310 }
    311 
    312 bt_status_t btif_in_execute_service_request(tBTA_SERVICE_ID service_id,
    313                                                 BOOLEAN b_enable)
    314 {
    315     BTIF_TRACE_DEBUG("%s service_id: %d", __FUNCTION__, service_id);
    316     /* Check the service_ID and invoke the profile's BT state changed API */
    317     switch (service_id)
    318     {
    319          case BTA_HFP_SERVICE_ID:
    320          case BTA_HSP_SERVICE_ID:
    321          {
    322               btif_hf_execute_service(b_enable);
    323          }break;
    324          case BTA_A2DP_SOURCE_SERVICE_ID:
    325          {
    326               btif_av_execute_service(b_enable);
    327          }break;
    328          case BTA_A2DP_SINK_SERVICE_ID:
    329          {
    330             btif_av_sink_execute_service(b_enable);
    331          }break;
    332          case BTA_HID_SERVICE_ID:
    333          {
    334               btif_hh_execute_service(b_enable);
    335          }break;
    336          case BTA_HFP_HS_SERVICE_ID:
    337          {
    338              btif_hf_client_execute_service(b_enable);
    339          }break;
    340          case BTA_SDP_SERVICE_ID:
    341          {
    342              btif_sdp_execute_service(b_enable);
    343          }break;
    344          default:
    345            BTIF_TRACE_ERROR("%s: Unknown service %d being %s",
    346                             __func__, service_id,
    347                             (b_enable) ? "enabled" : "disabled");
    348               return BT_STATUS_FAIL;
    349     }
    350     return BT_STATUS_SUCCESS;
    351 }
    352 
    353 /*******************************************************************************
    354 **
    355 ** Function         check_eir_remote_name
    356 **
    357 ** Description      Check if remote name is in the EIR data
    358 **
    359 ** Returns          TRUE if remote name found
    360 **                  Populate p_remote_name, if provided and remote name found
    361 **
    362 *******************************************************************************/
    363 static BOOLEAN check_eir_remote_name(tBTA_DM_SEARCH *p_search_data,
    364                             UINT8 *p_remote_name, UINT8 *p_remote_name_len)
    365 {
    366     UINT8 *p_eir_remote_name = NULL;
    367     UINT8 remote_name_len = 0;
    368 
    369     /* Check EIR for remote name and services */
    370     if (p_search_data->inq_res.p_eir)
    371     {
    372         p_eir_remote_name = BTM_CheckEirData(p_search_data->inq_res.p_eir,
    373                 BTM_EIR_COMPLETE_LOCAL_NAME_TYPE, &remote_name_len);
    374         if (!p_eir_remote_name)
    375         {
    376             p_eir_remote_name = BTM_CheckEirData(p_search_data->inq_res.p_eir,
    377                     BTM_EIR_SHORTENED_LOCAL_NAME_TYPE, &remote_name_len);
    378         }
    379 
    380         if (p_eir_remote_name)
    381         {
    382             if (remote_name_len > BD_NAME_LEN)
    383                 remote_name_len = BD_NAME_LEN;
    384 
    385             if (p_remote_name && p_remote_name_len)
    386             {
    387                 memcpy(p_remote_name, p_eir_remote_name, remote_name_len);
    388                 *(p_remote_name + remote_name_len) = 0;
    389                 *p_remote_name_len = remote_name_len;
    390             }
    391 
    392             return TRUE;
    393         }
    394     }
    395 
    396     return FALSE;
    397 
    398 }
    399 
    400 /*******************************************************************************
    401 **
    402 ** Function         check_cached_remote_name
    403 **
    404 ** Description      Check if remote name is in the NVRAM cache
    405 **
    406 ** Returns          TRUE if remote name found
    407 **                  Populate p_remote_name, if provided and remote name found
    408 **
    409 *******************************************************************************/
    410 static BOOLEAN check_cached_remote_name(tBTA_DM_SEARCH *p_search_data,
    411                                 UINT8 *p_remote_name, UINT8 *p_remote_name_len)
    412 {
    413     bt_bdname_t bdname;
    414     bt_bdaddr_t remote_bdaddr;
    415     bt_property_t prop_name;
    416 
    417     /* check if we already have it in our btif_storage cache */
    418     bdcpy(remote_bdaddr.address, p_search_data->inq_res.bd_addr);
    419     BTIF_STORAGE_FILL_PROPERTY(&prop_name, BT_PROPERTY_BDNAME,
    420                                sizeof(bt_bdname_t), &bdname);
    421     if (btif_storage_get_remote_device_property(
    422         &remote_bdaddr, &prop_name) == BT_STATUS_SUCCESS)
    423     {
    424         if (p_remote_name && p_remote_name_len)
    425         {
    426             strcpy((char *)p_remote_name, (char *)bdname.name);
    427             *p_remote_name_len = strlen((char *)p_remote_name);
    428         }
    429         return TRUE;
    430     }
    431 
    432     return FALSE;
    433 }
    434 
    435 static uint32_t get_cod(const bt_bdaddr_t *remote_bdaddr) {
    436     uint32_t    remote_cod;
    437     bt_property_t prop_name;
    438 
    439     /* check if we already have it in our btif_storage cache */
    440     BTIF_STORAGE_FILL_PROPERTY(&prop_name, BT_PROPERTY_CLASS_OF_DEVICE,
    441                                sizeof(uint32_t), &remote_cod);
    442     if (btif_storage_get_remote_device_property((bt_bdaddr_t *)remote_bdaddr, &prop_name) == BT_STATUS_SUCCESS)
    443     {
    444         LOG_INFO(LOG_TAG, "%s remote_cod = 0x%08x", __func__, remote_cod);
    445         return remote_cod & COD_MASK;
    446     }
    447 
    448     return 0;
    449 }
    450 
    451 BOOLEAN check_cod(const bt_bdaddr_t *remote_bdaddr, uint32_t cod)
    452 {
    453     return get_cod(remote_bdaddr) == cod;
    454 }
    455 
    456 BOOLEAN check_cod_hid(const bt_bdaddr_t *remote_bdaddr)
    457 {
    458     return (get_cod(remote_bdaddr) & COD_HID_MASK) == COD_HID_MAJOR;
    459 }
    460 
    461 BOOLEAN check_hid_le(const bt_bdaddr_t *remote_bdaddr)
    462 {
    463     uint32_t    remote_dev_type;
    464     bt_property_t prop_name;
    465 
    466     /* check if we already have it in our btif_storage cache */
    467     BTIF_STORAGE_FILL_PROPERTY(&prop_name,BT_PROPERTY_TYPE_OF_DEVICE,
    468                                sizeof(uint32_t), &remote_dev_type);
    469     if (btif_storage_get_remote_device_property((bt_bdaddr_t *)remote_bdaddr,
    470                                 &prop_name) == BT_STATUS_SUCCESS)
    471     {
    472         if (remote_dev_type == BT_DEVICE_DEVTYPE_BLE)
    473         {
    474             bdstr_t bdstr;
    475             bdaddr_to_string(remote_bdaddr, bdstr, sizeof(bdstr));
    476             if(btif_config_exist(bdstr, "HidAppId"))
    477                 return TRUE;
    478         }
    479     }
    480     return FALSE;
    481 }
    482 
    483 /*****************************************************************************
    484 **
    485 ** Function        check_sdp_bl
    486 **
    487 ** Description     Checks if a given device is blacklisted to skip sdp
    488 **
    489 ** Parameters     skip_sdp_entry
    490 **
    491 ** Returns         TRUE if the device is present in blacklist, else FALSE
    492 **
    493 *******************************************************************************/
    494 BOOLEAN check_sdp_bl(const bt_bdaddr_t *remote_bdaddr)
    495 {
    496     UINT16 manufacturer = 0;
    497     UINT8 lmp_ver = 0;
    498     UINT16 lmp_subver = 0;
    499     bt_property_t prop_name;
    500     bt_remote_version_t info;
    501 
    502     if (remote_bdaddr == NULL)
    503         return FALSE;
    504 
    505 /* fetch additional info about remote device used in iop query */
    506     BTM_ReadRemoteVersion(*(BD_ADDR*)remote_bdaddr, &lmp_ver,
    507                     &manufacturer, &lmp_subver);
    508 
    509  /* if not available yet, try fetching from config database */
    510     BTIF_STORAGE_FILL_PROPERTY(&prop_name, BT_PROPERTY_REMOTE_VERSION_INFO,
    511                             sizeof(bt_remote_version_t), &info);
    512 
    513     if (btif_storage_get_remote_device_property((bt_bdaddr_t *)remote_bdaddr,
    514                                               &prop_name) != BT_STATUS_SUCCESS)
    515     {
    516 
    517         return FALSE;
    518     }
    519     manufacturer = info.manufacturer;
    520 
    521     for (unsigned int i = 0; i < ARRAY_SIZE(sdp_blacklist); i++)
    522     {
    523         if (manufacturer == sdp_blacklist[i].manufact_id)
    524             return TRUE;
    525     }
    526     return FALSE;
    527 }
    528 
    529 static void bond_state_changed(bt_status_t status, bt_bdaddr_t *bd_addr, bt_bond_state_t state)
    530 {
    531 
    532     btif_stats_add_bond_event(bd_addr, BTIF_DM_FUNC_BOND_STATE_CHANGED, state);
    533 
    534     // Send bonding state only once - based on outgoing/incoming we may receive duplicates
    535     if ((pairing_cb.state == state) && (state == BT_BOND_STATE_BONDING))
    536     {
    537         // Cross key pairing so send callback for static address
    538         if (!bdaddr_is_empty(&pairing_cb.static_bdaddr))
    539         {
    540             HAL_CBACK(bt_hal_cbacks, bond_state_changed_cb, status, bd_addr, state);
    541         }
    542         return;
    543     }
    544 
    545     if (pairing_cb.bond_type == BOND_TYPE_TEMPORARY)
    546         state = BT_BOND_STATE_NONE;
    547 
    548     BTIF_TRACE_DEBUG("%s: state=%d, prev_state=%d, sdp_attempts = %d", __func__,
    549                       state, pairing_cb.state, pairing_cb.sdp_attempts);
    550 
    551     HAL_CBACK(bt_hal_cbacks, bond_state_changed_cb, status, bd_addr, state);
    552 
    553     if (state == BT_BOND_STATE_BONDING)
    554     {
    555         pairing_cb.state = state;
    556         bdcpy(pairing_cb.bd_addr, bd_addr->address);
    557     } else {
    558         if (!pairing_cb.sdp_attempts)
    559             memset(&pairing_cb, 0, sizeof(pairing_cb));
    560         else
    561             BTIF_TRACE_DEBUG("%s: BR-EDR service discovery active", __func__);
    562     }
    563 }
    564 
    565 /* store remote version in bt config to always have access
    566    to it post pairing*/
    567 static void btif_update_remote_version_property(bt_bdaddr_t *p_bd)
    568 {
    569     bt_property_t property;
    570     UINT8 lmp_ver = 0;
    571     UINT16 lmp_subver = 0;
    572     UINT16 mfct_set = 0;
    573     tBTM_STATUS btm_status;
    574     bt_remote_version_t info;
    575     bt_status_t status;
    576     bdstr_t bdstr;
    577 
    578     btm_status = BTM_ReadRemoteVersion(*(BD_ADDR*)p_bd, &lmp_ver,
    579                           &mfct_set, &lmp_subver);
    580 
    581     LOG_DEBUG(LOG_TAG, "remote version info [%s]: %x, %x, %x", bdaddr_to_string(p_bd, bdstr, sizeof(bdstr)),
    582                lmp_ver, mfct_set, lmp_subver);
    583 
    584     if (btm_status == BTM_SUCCESS)
    585     {
    586         // Always update cache to ensure we have availability whenever BTM API is not populated
    587         info.manufacturer = mfct_set;
    588         info.sub_ver = lmp_subver;
    589         info.version = lmp_ver;
    590         BTIF_STORAGE_FILL_PROPERTY(&property,
    591                             BT_PROPERTY_REMOTE_VERSION_INFO, sizeof(bt_remote_version_t),
    592                             &info);
    593         status = btif_storage_set_remote_device_property(p_bd, &property);
    594         ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote version", status);
    595     }
    596 }
    597 
    598 static void btif_update_remote_properties(BD_ADDR bd_addr, BD_NAME bd_name,
    599                                           DEV_CLASS dev_class, tBT_DEVICE_TYPE device_type)
    600 {
    601     int num_properties = 0;
    602     bt_property_t properties[3];
    603     bt_bdaddr_t bdaddr;
    604     bt_status_t status;
    605     UINT32 cod;
    606     bt_device_type_t dev_type;
    607 
    608     memset(properties, 0, sizeof(properties));
    609     bdcpy(bdaddr.address, bd_addr);
    610 
    611     /* remote name */
    612     if (strlen((const char *) bd_name))
    613     {
    614         BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
    615                             BT_PROPERTY_BDNAME, strlen((char *)bd_name), bd_name);
    616         status = btif_storage_set_remote_device_property(&bdaddr, &properties[num_properties]);
    617         ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote device name", status);
    618         num_properties++;
    619     }
    620 
    621     /* class of device */
    622     cod = devclass2uint(dev_class);
    623     BTIF_TRACE_DEBUG("%s cod is 0x%06x", __func__, cod);
    624     if ( cod == 0) {
    625        /* Try to retrieve cod from storage */
    626         BTIF_TRACE_DEBUG("%s cod is 0, checking cod from storage", __func__);
    627         BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
    628             BT_PROPERTY_CLASS_OF_DEVICE, sizeof(cod), &cod);
    629         status = btif_storage_get_remote_device_property(&bdaddr, &properties[num_properties]);
    630         BTIF_TRACE_DEBUG("%s cod retrieved from storage is 0x%06x", __func__, cod);
    631         if ( cod == 0) {
    632             BTIF_TRACE_DEBUG("%s cod is again 0, set as unclassified", __func__);
    633             cod = COD_UNCLASSIFIED;
    634         }
    635     }
    636 
    637     BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
    638                         BT_PROPERTY_CLASS_OF_DEVICE, sizeof(cod), &cod);
    639     status = btif_storage_set_remote_device_property(&bdaddr, &properties[num_properties]);
    640     ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote device class", status);
    641     num_properties++;
    642 
    643     /* device type */
    644     bt_property_t prop_name;
    645     uint8_t remote_dev_type;
    646     BTIF_STORAGE_FILL_PROPERTY(&prop_name, BT_PROPERTY_TYPE_OF_DEVICE,
    647                                 sizeof(uint8_t), &remote_dev_type);
    648     if (btif_storage_get_remote_device_property(&bdaddr, &prop_name) == BT_STATUS_SUCCESS)
    649          dev_type = remote_dev_type | device_type;
    650     else
    651          dev_type = device_type;
    652 
    653     BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
    654                         BT_PROPERTY_TYPE_OF_DEVICE, sizeof(dev_type), &dev_type);
    655     status = btif_storage_set_remote_device_property(&bdaddr, &properties[num_properties]);
    656     ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote device type", status);
    657     num_properties++;
    658 
    659     HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb,
    660                      status, &bdaddr, num_properties, properties);
    661 }
    662 
    663 /*******************************************************************************
    664 **
    665 ** Function         btif_dm_cb_hid_remote_name
    666 **
    667 ** Description      Remote name callback for HID device. Called in btif context
    668 **                  Special handling for HID devices
    669 **
    670 ** Returns          void
    671 **
    672 *******************************************************************************/
    673 static void btif_dm_cb_hid_remote_name(tBTM_REMOTE_DEV_NAME *p_remote_name)
    674 {
    675     BTIF_TRACE_DEBUG("%s: status=%d pairing_cb.state=%d", __FUNCTION__, p_remote_name->status, pairing_cb.state);
    676     if (pairing_cb.state == BT_BOND_STATE_BONDING)
    677     {
    678         bt_bdaddr_t remote_bd;
    679 
    680         bdcpy(remote_bd.address, pairing_cb.bd_addr);
    681 
    682         if (p_remote_name->status == BTM_SUCCESS)
    683         {
    684             bond_state_changed(BT_STATUS_SUCCESS, &remote_bd, BT_BOND_STATE_BONDED);
    685         }
    686         else
    687             bond_state_changed(BT_STATUS_FAIL, &remote_bd, BT_BOND_STATE_NONE);
    688     }
    689 }
    690 
    691 /*******************************************************************************
    692 **
    693 ** Function         btif_dm_cb_create_bond
    694 **
    695 ** Description      Create bond initiated from the BTIF thread context
    696 **                  Special handling for HID devices
    697 **
    698 ** Returns          void
    699 **
    700 *******************************************************************************/
    701 static void btif_dm_cb_create_bond(bt_bdaddr_t *bd_addr, tBTA_TRANSPORT transport)
    702 {
    703     BOOLEAN is_hid = check_cod(bd_addr, COD_HID_POINTING);
    704     bond_state_changed(BT_STATUS_SUCCESS, bd_addr, BT_BOND_STATE_BONDING);
    705 
    706 #if BLE_INCLUDED == TRUE
    707     int device_type;
    708     int addr_type;
    709     bdstr_t bdstr;
    710     bdaddr_to_string(bd_addr, bdstr, sizeof(bdstr));
    711     if (transport == BT_TRANSPORT_LE)
    712     {
    713         if (!btif_config_get_int((char const *)&bdstr,"DevType", &device_type))
    714         {
    715             btif_config_set_int(bdstr, "DevType", BT_DEVICE_TYPE_BLE);
    716         }
    717         if (btif_storage_get_remote_addr_type(bd_addr, &addr_type) != BT_STATUS_SUCCESS)
    718         {
    719             btif_storage_set_remote_addr_type(bd_addr, BLE_ADDR_PUBLIC);
    720         }
    721     }
    722     if((btif_config_get_int((char const *)&bdstr,"DevType", &device_type) &&
    723        (btif_storage_get_remote_addr_type(bd_addr, &addr_type) == BT_STATUS_SUCCESS) &&
    724        (device_type & BT_DEVICE_TYPE_BLE) == BT_DEVICE_TYPE_BLE) || (transport == BT_TRANSPORT_LE))
    725     {
    726         BTA_DmAddBleDevice(bd_addr->address, addr_type, device_type);
    727     }
    728 #endif
    729 
    730 #if BLE_INCLUDED == TRUE
    731     if(is_hid && (device_type & BT_DEVICE_TYPE_BLE) == 0)
    732 #else
    733     if(is_hid)
    734 #endif
    735     {
    736         int status;
    737         status = btif_hh_connect(bd_addr);
    738         if(status != BT_STATUS_SUCCESS)
    739             bond_state_changed(status, bd_addr, BT_BOND_STATE_NONE);
    740     }
    741     else
    742     {
    743         BTA_DmBondByTransport((UINT8 *)bd_addr->address, transport);
    744     }
    745     /*  Track  originator of bond creation  */
    746     pairing_cb.is_local_initiated = TRUE;
    747 
    748 }
    749 
    750 /*******************************************************************************
    751 **
    752 ** Function         btif_dm_cb_remove_bond
    753 **
    754 ** Description      remove bond initiated from the BTIF thread context
    755 **                  Special handling for HID devices
    756 **
    757 ** Returns          void
    758 **
    759 *******************************************************************************/
    760 void btif_dm_cb_remove_bond(bt_bdaddr_t *bd_addr)
    761 {
    762      /*special handling for HID devices */
    763      /*  VUP needs to be sent if its a HID Device. The HID HOST module will check if there
    764      is a valid hid connection with this bd_addr. If yes VUP will be issued.*/
    765 #if (defined(BTA_HH_INCLUDED) && (BTA_HH_INCLUDED == TRUE))
    766     if (btif_hh_virtual_unplug(bd_addr) != BT_STATUS_SUCCESS)
    767 #endif
    768     {
    769          BTIF_TRACE_DEBUG("%s: Removing HH device", __func__);
    770          BTA_DmRemoveDevice((UINT8 *)bd_addr->address);
    771     }
    772 }
    773 
    774 /*******************************************************************************
    775 **
    776 ** Function         btif_dm_get_connection_state
    777 **
    778 ** Description      Returns whether the remote device is currently connected
    779 **                  and whether encryption is active for the connection
    780 **
    781 ** Returns          0 if not connected; 1 if connected and > 1 if connection is
    782 **                  encrypted
    783 **
    784 *******************************************************************************/
    785 uint16_t btif_dm_get_connection_state(const bt_bdaddr_t *bd_addr)
    786 {
    787     uint8_t *bda = (uint8_t*)bd_addr->address;
    788     uint16_t rc = BTA_DmGetConnectionState(bda);
    789 
    790     if (rc != 0)
    791     {
    792         uint8_t flags = 0;
    793 
    794         BTM_GetSecurityFlagsByTransport(bda, &flags, BT_TRANSPORT_BR_EDR);
    795         BTIF_TRACE_DEBUG("%s: security flags (BR/EDR)=0x%02x", __FUNCTION__, flags);
    796         if (flags & BTM_SEC_FLAG_ENCRYPTED)
    797             rc |= ENCRYPTED_BREDR;
    798 
    799         BTM_GetSecurityFlagsByTransport(bda, &flags, BT_TRANSPORT_LE);
    800         BTIF_TRACE_DEBUG("%s: security flags (LE)=0x%02x", __FUNCTION__, flags);
    801         if (flags & BTM_SEC_FLAG_ENCRYPTED)
    802             rc |= ENCRYPTED_LE;
    803     }
    804 
    805     return rc;
    806 }
    807 
    808 /*******************************************************************************
    809 **
    810 ** Function         search_devices_copy_cb
    811 **
    812 ** Description      Deep copy callback for search devices event
    813 **
    814 ** Returns          void
    815 **
    816 *******************************************************************************/
    817 static void search_devices_copy_cb(UINT16 event, char *p_dest, char *p_src)
    818 {
    819     tBTA_DM_SEARCH *p_dest_data =  (tBTA_DM_SEARCH *) p_dest;
    820     tBTA_DM_SEARCH *p_src_data =  (tBTA_DM_SEARCH *) p_src;
    821 
    822     if (!p_src)
    823         return;
    824 
    825     BTIF_TRACE_DEBUG("%s: event=%s", __FUNCTION__, dump_dm_search_event(event));
    826     maybe_non_aligned_memcpy(p_dest_data, p_src_data, sizeof(*p_src_data));
    827     switch (event)
    828     {
    829         case BTA_DM_INQ_RES_EVT:
    830         {
    831             if (p_src_data->inq_res.p_eir)
    832             {
    833                 p_dest_data->inq_res.p_eir = (UINT8 *)(p_dest + sizeof(tBTA_DM_SEARCH));
    834                 memcpy(p_dest_data->inq_res.p_eir, p_src_data->inq_res.p_eir, HCI_EXT_INQ_RESPONSE_LEN);
    835             }
    836         }
    837         break;
    838 
    839         case BTA_DM_DISC_RES_EVT:
    840         {
    841             if (p_src_data->disc_res.raw_data_size && p_src_data->disc_res.p_raw_data)
    842             {
    843                 p_dest_data->disc_res.p_raw_data = (UINT8 *)(p_dest + sizeof(tBTA_DM_SEARCH));
    844                 memcpy(p_dest_data->disc_res.p_raw_data,
    845                     p_src_data->disc_res.p_raw_data, p_src_data->disc_res.raw_data_size);
    846             }
    847         }
    848         break;
    849     }
    850 }
    851 
    852 static void search_services_copy_cb(UINT16 event, char *p_dest, char *p_src)
    853 {
    854     tBTA_DM_SEARCH *p_dest_data =  (tBTA_DM_SEARCH *) p_dest;
    855     tBTA_DM_SEARCH *p_src_data =  (tBTA_DM_SEARCH *) p_src;
    856 
    857     if (!p_src)
    858         return;
    859     maybe_non_aligned_memcpy(p_dest_data, p_src_data, sizeof(*p_src_data));
    860     switch (event)
    861     {
    862          case BTA_DM_DISC_RES_EVT:
    863          {
    864               if (p_src_data->disc_res.result == BTA_SUCCESS)
    865               {
    866                   if (p_src_data->disc_res.num_uuids > 0)
    867                   {
    868                        p_dest_data->disc_res.p_uuid_list =
    869                                                         (UINT8*)(p_dest + sizeof(tBTA_DM_SEARCH));
    870                        memcpy(p_dest_data->disc_res.p_uuid_list, p_src_data->disc_res.p_uuid_list,
    871                               p_src_data->disc_res.num_uuids*MAX_UUID_SIZE);
    872                        osi_free_and_reset((void **)&p_src_data->disc_res.p_uuid_list);
    873                   }
    874                   osi_free_and_reset((void **)&p_src_data->disc_res.p_raw_data);
    875               }
    876          } break;
    877     }
    878 }
    879 /******************************************************************************
    880 **
    881 **  BTIF DM callback events
    882 **
    883 *****************************************************************************/
    884 
    885 /*******************************************************************************
    886 **
    887 ** Function         btif_dm_pin_req_evt
    888 **
    889 ** Description      Executes pin request event in btif context
    890 **
    891 ** Returns          void
    892 **
    893 *******************************************************************************/
    894 static void btif_dm_pin_req_evt(tBTA_DM_PIN_REQ *p_pin_req)
    895 {
    896     bt_bdaddr_t bd_addr;
    897     bt_bdname_t bd_name;
    898     UINT32 cod;
    899     bt_pin_code_t pin_code;
    900     int dev_type;
    901 
    902     /* Remote properties update */
    903     if (!btif_get_device_type(p_pin_req->bd_addr, &dev_type))
    904     {
    905         dev_type = BT_DEVICE_TYPE_BREDR;
    906     }
    907     btif_update_remote_properties(p_pin_req->bd_addr, p_pin_req->bd_name,
    908                                   p_pin_req->dev_class, (tBT_DEVICE_TYPE) dev_type);
    909 
    910     bdcpy(bd_addr.address, p_pin_req->bd_addr);
    911     memcpy(bd_name.name, p_pin_req->bd_name, BD_NAME_LEN);
    912 
    913     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
    914 
    915     cod = devclass2uint(p_pin_req->dev_class);
    916 
    917     if (cod == 0) {
    918         BTIF_TRACE_DEBUG("%s cod is 0, set as unclassified", __func__);
    919         cod = COD_UNCLASSIFIED;
    920     }
    921 
    922     /* check for auto pair possiblity only if bond was initiated by local device */
    923     if (pairing_cb.is_local_initiated && (p_pin_req->min_16_digit == FALSE))
    924     {
    925         if (check_cod(&bd_addr, COD_AV_HEADSETS) ||
    926             check_cod(&bd_addr, COD_AV_HEADPHONES) ||
    927             check_cod(&bd_addr, COD_AV_PORTABLE_AUDIO) ||
    928             check_cod(&bd_addr, COD_AV_HIFI_AUDIO) ||
    929             check_cod(&bd_addr, COD_HID_POINTING))
    930         {
    931             /*  Check if this device can be auto paired  */
    932             if (!interop_match_addr(INTEROP_DISABLE_AUTO_PAIRING, &bd_addr) &&
    933                 !interop_match_name(INTEROP_DISABLE_AUTO_PAIRING, (const char *)bd_name.name) &&
    934                 (pairing_cb.autopair_attempts == 0))
    935             {
    936                 BTIF_TRACE_DEBUG("%s() Attempting auto pair", __FUNCTION__);
    937                 pin_code.pin[0] = 0x30;
    938                 pin_code.pin[1] = 0x30;
    939                 pin_code.pin[2] = 0x30;
    940                 pin_code.pin[3] = 0x30;
    941 
    942                 pairing_cb.autopair_attempts++;
    943                 BTA_DmPinReply( (UINT8*)bd_addr.address, TRUE, 4, pin_code.pin);
    944                 return;
    945             }
    946         }
    947         else if (check_cod(&bd_addr, COD_HID_KEYBOARD) ||
    948                  check_cod(&bd_addr, COD_HID_COMBO))
    949         {
    950             if ((interop_match_addr(INTEROP_KEYBOARD_REQUIRES_FIXED_PIN, &bd_addr) == TRUE) &&
    951                 (pairing_cb.autopair_attempts == 0))
    952             {
    953                 BTIF_TRACE_DEBUG("%s() Attempting auto pair", __FUNCTION__);
    954                 pin_code.pin[0] = 0x30;
    955                 pin_code.pin[1] = 0x30;
    956                 pin_code.pin[2] = 0x30;
    957                 pin_code.pin[3] = 0x30;
    958 
    959                 pairing_cb.autopair_attempts++;
    960                 BTA_DmPinReply( (UINT8*)bd_addr.address, TRUE, 4, pin_code.pin);
    961                 return;
    962             }
    963         }
    964     }
    965     HAL_CBACK(bt_hal_cbacks, pin_request_cb,
    966                      &bd_addr, &bd_name, cod, p_pin_req->min_16_digit);
    967 }
    968 
    969 /*******************************************************************************
    970 **
    971 ** Function         btif_dm_ssp_cfm_req_evt
    972 **
    973 ** Description      Executes SSP confirm request event in btif context
    974 **
    975 ** Returns          void
    976 **
    977 *******************************************************************************/
    978 static void btif_dm_ssp_cfm_req_evt(tBTA_DM_SP_CFM_REQ *p_ssp_cfm_req)
    979 {
    980     bt_bdaddr_t bd_addr;
    981     bt_bdname_t bd_name;
    982     UINT32 cod;
    983     BOOLEAN is_incoming = !(pairing_cb.state == BT_BOND_STATE_BONDING);
    984     int dev_type;
    985 
    986     BTIF_TRACE_DEBUG("%s", __FUNCTION__);
    987 
    988     /* Remote properties update */
    989     if (!btif_get_device_type(p_ssp_cfm_req->bd_addr, &dev_type))
    990     {
    991         dev_type = BT_DEVICE_TYPE_BREDR;
    992     }
    993     btif_update_remote_properties(p_ssp_cfm_req->bd_addr, p_ssp_cfm_req->bd_name,
    994                                   p_ssp_cfm_req->dev_class, (tBT_DEVICE_TYPE) dev_type);
    995 
    996     bdcpy(bd_addr.address, p_ssp_cfm_req->bd_addr);
    997     memcpy(bd_name.name, p_ssp_cfm_req->bd_name, BD_NAME_LEN);
    998 
    999     /* Set the pairing_cb based on the local & remote authentication requirements */
   1000     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
   1001 
   1002     /* if just_works and bonding bit is not set treat this as temporary */
   1003     if (p_ssp_cfm_req->just_works && !(p_ssp_cfm_req->loc_auth_req & BTM_AUTH_BONDS) &&
   1004         !(p_ssp_cfm_req->rmt_auth_req & BTM_AUTH_BONDS) &&
   1005         !(check_cod((bt_bdaddr_t*)&p_ssp_cfm_req->bd_addr, COD_HID_POINTING)))
   1006         pairing_cb.bond_type = BOND_TYPE_TEMPORARY;
   1007     else
   1008         pairing_cb.bond_type = BOND_TYPE_PERSISTENT;
   1009 
   1010     btm_set_bond_type_dev(p_ssp_cfm_req->bd_addr, pairing_cb.bond_type);
   1011 
   1012     pairing_cb.is_ssp = TRUE;
   1013 
   1014     /* If JustWorks auto-accept */
   1015     if (p_ssp_cfm_req->just_works)
   1016     {
   1017         /* Pairing consent for JustWorks needed if:
   1018          * 1. Incoming (non-temporary) pairing is detected AND
   1019          * 2. local IO capabilities are DisplayYesNo AND
   1020          * 3. remote IO capabiltiies are DisplayOnly or NoInputNoOutput;
   1021          */
   1022         if (is_incoming && pairing_cb.bond_type != BOND_TYPE_TEMPORARY &&
   1023                ((p_ssp_cfm_req->loc_io_caps == HCI_IO_CAP_DISPLAY_YESNO) &&
   1024                 (p_ssp_cfm_req->rmt_io_caps == HCI_IO_CAP_DISPLAY_ONLY ||
   1025                  p_ssp_cfm_req->rmt_io_caps == HCI_IO_CAP_NO_IO)))
   1026         {
   1027             BTIF_TRACE_EVENT("%s: User consent needed for incoming pairing request. loc_io_caps: %d, rmt_io_caps: %d",
   1028                 __FUNCTION__, p_ssp_cfm_req->loc_io_caps, p_ssp_cfm_req->rmt_io_caps);
   1029         }
   1030         else
   1031         {
   1032             BTIF_TRACE_EVENT("%s: Auto-accept JustWorks pairing", __FUNCTION__);
   1033             btif_dm_ssp_reply(&bd_addr, BT_SSP_VARIANT_CONSENT, TRUE, 0);
   1034             return;
   1035         }
   1036     }
   1037 
   1038     cod = devclass2uint(p_ssp_cfm_req->dev_class);
   1039 
   1040     if (cod == 0) {
   1041         LOG_DEBUG(LOG_TAG, "%s cod is 0, set as unclassified", __func__);
   1042         cod = COD_UNCLASSIFIED;
   1043     }
   1044 
   1045     pairing_cb.sdp_attempts = 0;
   1046     HAL_CBACK(bt_hal_cbacks, ssp_request_cb, &bd_addr, &bd_name, cod,
   1047                      (p_ssp_cfm_req->just_works ? BT_SSP_VARIANT_CONSENT : BT_SSP_VARIANT_PASSKEY_CONFIRMATION),
   1048                      p_ssp_cfm_req->num_val);
   1049 }
   1050 
   1051 static void btif_dm_ssp_key_notif_evt(tBTA_DM_SP_KEY_NOTIF *p_ssp_key_notif)
   1052 {
   1053     bt_bdaddr_t bd_addr;
   1054     bt_bdname_t bd_name;
   1055     UINT32 cod;
   1056     int dev_type;
   1057 
   1058     BTIF_TRACE_DEBUG("%s", __FUNCTION__);
   1059 
   1060     /* Remote properties update */
   1061     if (!btif_get_device_type(p_ssp_key_notif->bd_addr, &dev_type))
   1062     {
   1063         dev_type = BT_DEVICE_TYPE_BREDR;
   1064     }
   1065     btif_update_remote_properties(p_ssp_key_notif->bd_addr, p_ssp_key_notif->bd_name,
   1066                                   p_ssp_key_notif->dev_class, (tBT_DEVICE_TYPE) dev_type);
   1067 
   1068     bdcpy(bd_addr.address, p_ssp_key_notif->bd_addr);
   1069     memcpy(bd_name.name, p_ssp_key_notif->bd_name, BD_NAME_LEN);
   1070 
   1071     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
   1072     pairing_cb.is_ssp = TRUE;
   1073     cod = devclass2uint(p_ssp_key_notif->dev_class);
   1074 
   1075     if (cod == 0) {
   1076         LOG_DEBUG(LOG_TAG, "%s cod is 0, set as unclassified", __func__);
   1077         cod = COD_UNCLASSIFIED;
   1078     }
   1079 
   1080     HAL_CBACK(bt_hal_cbacks, ssp_request_cb, &bd_addr, &bd_name,
   1081                      cod, BT_SSP_VARIANT_PASSKEY_NOTIFICATION,
   1082                      p_ssp_key_notif->passkey);
   1083 }
   1084 /*******************************************************************************
   1085 **
   1086 ** Function         btif_dm_auth_cmpl_evt
   1087 **
   1088 ** Description      Executes authentication complete event in btif context
   1089 **
   1090 ** Returns          void
   1091 **
   1092 *******************************************************************************/
   1093 static void btif_dm_auth_cmpl_evt (tBTA_DM_AUTH_CMPL *p_auth_cmpl)
   1094 {
   1095     /* Save link key, if not temporary */
   1096     bt_bdaddr_t bd_addr;
   1097     bt_status_t status = BT_STATUS_FAIL;
   1098     bt_bond_state_t state = BT_BOND_STATE_NONE;
   1099     BOOLEAN skip_sdp = FALSE;
   1100 
   1101     BTIF_TRACE_DEBUG("%s: bond state=%d", __func__, pairing_cb.state);
   1102 
   1103     bdcpy(bd_addr.address, p_auth_cmpl->bd_addr);
   1104     if ( (p_auth_cmpl->success == TRUE) && (p_auth_cmpl->key_present) )
   1105     {
   1106         if ((p_auth_cmpl->key_type < HCI_LKEY_TYPE_DEBUG_COMB) ||
   1107             (p_auth_cmpl->key_type == HCI_LKEY_TYPE_AUTH_COMB) ||
   1108             (p_auth_cmpl->key_type == HCI_LKEY_TYPE_CHANGED_COMB) ||
   1109             (p_auth_cmpl->key_type == HCI_LKEY_TYPE_AUTH_COMB_P_256) ||
   1110             pairing_cb.bond_type == BOND_TYPE_PERSISTENT)
   1111         {
   1112             bt_status_t ret;
   1113             BTIF_TRACE_DEBUG("%s: Storing link key. key_type=0x%x, bond_type=%d",
   1114                 __FUNCTION__, p_auth_cmpl->key_type, pairing_cb.bond_type);
   1115             ret = btif_storage_add_bonded_device(&bd_addr,
   1116                                 p_auth_cmpl->key, p_auth_cmpl->key_type,
   1117                                 pairing_cb.pin_code_len);
   1118             ASSERTC(ret == BT_STATUS_SUCCESS, "storing link key failed", ret);
   1119         }
   1120         else
   1121         {
   1122             BTIF_TRACE_DEBUG("%s: Temporary key. Not storing. key_type=0x%x, bond_type=%d",
   1123                 __FUNCTION__, p_auth_cmpl->key_type, pairing_cb.bond_type);
   1124             if(pairing_cb.bond_type == BOND_TYPE_TEMPORARY)
   1125             {
   1126                 BTIF_TRACE_DEBUG("%s: sending BT_BOND_STATE_NONE for Temp pairing",
   1127                         __FUNCTION__);
   1128                 btif_storage_remove_bonded_device(&bd_addr);
   1129                 bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_NONE);
   1130                 return;
   1131             }
   1132         }
   1133     }
   1134 
   1135     // We could have received a new link key without going through the pairing flow.
   1136     // If so, we don't want to perform SDP or any other operations on the authenticated
   1137     // device.
   1138     if (bdcmp(p_auth_cmpl->bd_addr, pairing_cb.bd_addr) != 0) {
   1139       char address[32];
   1140       bt_bdaddr_t bt_bdaddr;
   1141 
   1142       memcpy(bt_bdaddr.address, p_auth_cmpl->bd_addr,
   1143              sizeof(bt_bdaddr.address));
   1144       bdaddr_to_string(&bt_bdaddr, address, sizeof(address));
   1145       LOG_INFO(LOG_TAG, "%s skipping SDP since we did not initiate pairing to %s.", __func__, address);
   1146       return;
   1147     }
   1148 
   1149     // Skip SDP for certain  HID Devices
   1150     if (p_auth_cmpl->success)
   1151     {
   1152 #if BLE_INCLUDED == TRUE
   1153         btif_storage_set_remote_addr_type(&bd_addr, p_auth_cmpl->addr_type);
   1154 #endif
   1155         btif_update_remote_properties(p_auth_cmpl->bd_addr,
   1156                                       p_auth_cmpl->bd_name, NULL, p_auth_cmpl->dev_type);
   1157         pairing_cb.timeout_retries = 0;
   1158         status = BT_STATUS_SUCCESS;
   1159         state = BT_BOND_STATE_BONDED;
   1160         bdcpy(bd_addr.address, p_auth_cmpl->bd_addr);
   1161 
   1162         if (check_sdp_bl(&bd_addr) && check_cod_hid(&bd_addr))
   1163         {
   1164             LOG_WARN(LOG_TAG, "%s:skip SDP", __FUNCTION__);
   1165             skip_sdp = TRUE;
   1166         }
   1167         if(!pairing_cb.is_local_initiated && skip_sdp)
   1168         {
   1169             bond_state_changed(status, &bd_addr, state);
   1170 
   1171             LOG_WARN(LOG_TAG, "%s: Incoming HID Connection",__FUNCTION__);
   1172             bt_property_t prop;
   1173             bt_bdaddr_t bd_addr;
   1174             bt_uuid_t  uuid;
   1175             char uuid_str[128] = UUID_HUMAN_INTERFACE_DEVICE;
   1176 
   1177             string_to_uuid(uuid_str, &uuid);
   1178 
   1179             prop.type = BT_PROPERTY_UUIDS;
   1180             prop.val = uuid.uu;
   1181             prop.len = MAX_UUID_SIZE;
   1182 
   1183             /* Send the event to the BTIF */
   1184             HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb,
   1185                              BT_STATUS_SUCCESS, &bd_addr, 1, &prop);
   1186         }
   1187         else
   1188         {
   1189 #if BLE_INCLUDED == TRUE
   1190             BOOLEAN is_crosskey = FALSE;
   1191             /* If bonded due to cross-key, save the static address too*/
   1192             if(pairing_cb.state == BT_BOND_STATE_BONDING &&
   1193               (bdcmp(p_auth_cmpl->bd_addr, pairing_cb.bd_addr) != 0))
   1194             {
   1195                 BTIF_TRACE_DEBUG("%s: bonding initiated due to cross key, adding static address",
   1196                                  __func__);
   1197                 bdcpy(pairing_cb.static_bdaddr.address, p_auth_cmpl->bd_addr);
   1198                 is_crosskey = TRUE;
   1199             }
   1200             if (!is_crosskey || !(stack_config_get_interface()->get_pts_crosskey_sdp_disable()))
   1201             {
   1202 #endif
   1203 
   1204                 // Ensure inquiry is stopped before attempting service discovery
   1205                 btif_dm_cancel_discovery();
   1206 
   1207                 /* Trigger SDP on the device */
   1208                 pairing_cb.sdp_attempts = 1;
   1209                 btif_dm_get_remote_services(&bd_addr);
   1210 #if BLE_INCLUDED == TRUE
   1211             }
   1212 #endif
   1213         }
   1214         // Do not call bond_state_changed_cb yet. Wait until remote service discovery is complete
   1215     }
   1216     else
   1217     {
   1218         // Map the HCI fail reason  to  bt status
   1219         switch(p_auth_cmpl->fail_reason)
   1220         {
   1221             case HCI_ERR_PAGE_TIMEOUT:
   1222                 if (interop_match_addr(INTEROP_AUTO_RETRY_PAIRING, &bd_addr)
   1223                     && pairing_cb.timeout_retries)
   1224                 {
   1225                     BTIF_TRACE_WARNING("%s() - Pairing timeout; retrying (%d) ...", __FUNCTION__, pairing_cb.timeout_retries);
   1226                     --pairing_cb.timeout_retries;
   1227                     btif_dm_cb_create_bond (&bd_addr, BTA_TRANSPORT_UNKNOWN);
   1228                     return;
   1229                 }
   1230                 /* Fall-through */
   1231             case HCI_ERR_CONNECTION_TOUT:
   1232                 status =  BT_STATUS_RMT_DEV_DOWN;
   1233                 break;
   1234 
   1235             case HCI_ERR_PAIRING_NOT_ALLOWED:
   1236                 status = BT_STATUS_AUTH_REJECTED;
   1237                 break;
   1238 
   1239             case HCI_ERR_LMP_RESPONSE_TIMEOUT:
   1240                 status =  BT_STATUS_AUTH_FAILURE;
   1241                 break;
   1242 
   1243             /* map the auth failure codes, so we can retry pairing if necessary */
   1244             case HCI_ERR_AUTH_FAILURE:
   1245             case HCI_ERR_KEY_MISSING:
   1246                 btif_storage_remove_bonded_device(&bd_addr);
   1247             case HCI_ERR_HOST_REJECT_SECURITY:
   1248             case HCI_ERR_ENCRY_MODE_NOT_ACCEPTABLE:
   1249             case HCI_ERR_UNIT_KEY_USED:
   1250             case HCI_ERR_PAIRING_WITH_UNIT_KEY_NOT_SUPPORTED:
   1251             case HCI_ERR_INSUFFCIENT_SECURITY:
   1252             case HCI_ERR_PEER_USER:
   1253             case HCI_ERR_UNSPECIFIED:
   1254                 BTIF_TRACE_DEBUG(" %s() Authentication fail reason %d",
   1255                     __FUNCTION__, p_auth_cmpl->fail_reason);
   1256                 if (pairing_cb.autopair_attempts  == 1)
   1257                 {
   1258                     /* Create the Bond once again */
   1259                     BTIF_TRACE_WARNING("%s() auto pair failed. Reinitiate Bond", __FUNCTION__);
   1260                     btif_dm_cb_create_bond (&bd_addr, BTA_TRANSPORT_UNKNOWN);
   1261                     return;
   1262                 }
   1263                 else
   1264                 {
   1265                     /* if autopair attempts are more than 1, or not attempted */
   1266                     status =  BT_STATUS_AUTH_FAILURE;
   1267                 }
   1268                 break;
   1269 
   1270             default:
   1271                 status =  BT_STATUS_FAIL;
   1272         }
   1273         /* Special Handling for HID Devices */
   1274         if (check_cod(&bd_addr, COD_HID_POINTING)) {
   1275             /* Remove Device as bonded in nvram as authentication failed */
   1276             BTIF_TRACE_DEBUG("%s(): removing hid pointing device from nvram", __FUNCTION__);
   1277             btif_storage_remove_bonded_device(&bd_addr);
   1278         }
   1279         bond_state_changed(status, &bd_addr, state);
   1280     }
   1281 }
   1282 
   1283 /******************************************************************************
   1284 **
   1285 ** Function         btif_dm_search_devices_evt
   1286 **
   1287 ** Description      Executes search devices callback events in btif context
   1288 **
   1289 ** Returns          void
   1290 **
   1291 ******************************************************************************/
   1292 static void btif_dm_search_devices_evt (UINT16 event, char *p_param)
   1293 {
   1294     tBTA_DM_SEARCH *p_search_data;
   1295     BTIF_TRACE_EVENT("%s event=%s", __FUNCTION__, dump_dm_search_event(event));
   1296 
   1297     switch (event)
   1298     {
   1299         case BTA_DM_DISC_RES_EVT:
   1300         {
   1301             p_search_data = (tBTA_DM_SEARCH *)p_param;
   1302             /* Remote name update */
   1303             if (strlen((const char *) p_search_data->disc_res.bd_name))
   1304             {
   1305                 bt_property_t properties[1];
   1306                 bt_bdaddr_t bdaddr;
   1307                 bt_status_t status;
   1308 
   1309                 properties[0].type = BT_PROPERTY_BDNAME;
   1310                 properties[0].val = p_search_data->disc_res.bd_name;
   1311                 properties[0].len = strlen((char *)p_search_data->disc_res.bd_name);
   1312                 bdcpy(bdaddr.address, p_search_data->disc_res.bd_addr);
   1313 
   1314                 status = btif_storage_set_remote_device_property(&bdaddr, &properties[0]);
   1315                 ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote device property", status);
   1316                 HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb,
   1317                                  status, &bdaddr, 1, properties);
   1318             }
   1319             /* TODO: Services? */
   1320         }
   1321         break;
   1322 
   1323         case BTA_DM_INQ_RES_EVT:
   1324         {
   1325             /* inquiry result */
   1326             UINT32 cod;
   1327             bt_bdname_t bdname;
   1328             bt_bdaddr_t bdaddr;
   1329             UINT8 remote_name_len;
   1330             tBTA_SERVICE_MASK services = 0;
   1331             bdstr_t bdstr;
   1332 
   1333             p_search_data = (tBTA_DM_SEARCH *)p_param;
   1334             bdcpy(bdaddr.address, p_search_data->inq_res.bd_addr);
   1335 
   1336             BTIF_TRACE_DEBUG("%s() %s device_type = 0x%x\n", __FUNCTION__, bdaddr_to_string(&bdaddr, bdstr, sizeof(bdstr)),
   1337 #if (BLE_INCLUDED == TRUE)
   1338                     p_search_data->inq_res.device_type);
   1339 #else
   1340                     BT_DEVICE_TYPE_BREDR);
   1341 #endif
   1342             bdname.name[0] = 0;
   1343 
   1344             cod = devclass2uint (p_search_data->inq_res.dev_class);
   1345 
   1346             if (cod == 0) {
   1347                 LOG_DEBUG(LOG_TAG, "%s cod is 0, set as unclassified", __func__);
   1348                 cod = COD_UNCLASSIFIED;
   1349             }
   1350 
   1351             if (!check_eir_remote_name(p_search_data, bdname.name, &remote_name_len))
   1352                 check_cached_remote_name(p_search_data, bdname.name, &remote_name_len);
   1353 
   1354             /* Check EIR for remote name and services */
   1355             if (p_search_data->inq_res.p_eir)
   1356             {
   1357                 BTA_GetEirService(p_search_data->inq_res.p_eir, &services);
   1358                 BTIF_TRACE_DEBUG("%s()EIR BTA services = %08X", __FUNCTION__, (UINT32)services);
   1359                 /* TODO:  Get the service list and check to see which uuids we got and send it back to the client. */
   1360             }
   1361 
   1362             {
   1363                 bt_property_t properties[5];
   1364                 bt_device_type_t dev_type;
   1365                 uint32_t num_properties = 0;
   1366                 bt_status_t status;
   1367                 int addr_type = 0;
   1368 
   1369                 memset(properties, 0, sizeof(properties));
   1370                 /* BD_ADDR */
   1371                 BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
   1372                                     BT_PROPERTY_BDADDR, sizeof(bdaddr), &bdaddr);
   1373                 num_properties++;
   1374                 /* BD_NAME */
   1375                 /* Don't send BDNAME if it is empty */
   1376                 if (bdname.name[0])
   1377                 {
   1378                     BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
   1379                                                BT_PROPERTY_BDNAME,
   1380                                                strlen((char *)bdname.name), &bdname);
   1381                     num_properties++;
   1382                 }
   1383 
   1384                 /* DEV_CLASS */
   1385                 BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
   1386                                     BT_PROPERTY_CLASS_OF_DEVICE, sizeof(cod), &cod);
   1387                 num_properties++;
   1388                 /* DEV_TYPE */
   1389 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   1390                 /* FixMe: Assumption is that bluetooth.h and BTE enums match */
   1391 
   1392                 /* Verify if the device is dual mode in NVRAM */
   1393                 int stored_device_type = 0;
   1394                 if (btif_get_device_type(bdaddr.address, &stored_device_type) &&
   1395                     ((stored_device_type != BT_DEVICE_TYPE_BREDR &&
   1396                         p_search_data->inq_res.device_type == BT_DEVICE_TYPE_BREDR) ||
   1397                      (stored_device_type != BT_DEVICE_TYPE_BLE &&
   1398                         p_search_data->inq_res.device_type == BT_DEVICE_TYPE_BLE))) {
   1399                     dev_type = BT_DEVICE_TYPE_DUMO;
   1400                 } else {
   1401                     dev_type = p_search_data->inq_res.device_type;
   1402                 }
   1403 
   1404                 if (p_search_data->inq_res.device_type == BT_DEVICE_TYPE_BLE)
   1405                     addr_type = p_search_data->inq_res.ble_addr_type;
   1406 #else
   1407                 dev_type = BT_DEVICE_TYPE_BREDR;
   1408 #endif
   1409                 BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
   1410                                     BT_PROPERTY_TYPE_OF_DEVICE, sizeof(dev_type), &dev_type);
   1411                 num_properties++;
   1412                 /* RSSI */
   1413                 BTIF_STORAGE_FILL_PROPERTY(&properties[num_properties],
   1414                                     BT_PROPERTY_REMOTE_RSSI, sizeof(int8_t),
   1415                                     &(p_search_data->inq_res.rssi));
   1416                 num_properties++;
   1417 
   1418                 status = btif_storage_add_remote_device(&bdaddr, num_properties, properties);
   1419                 ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote device (inquiry)", status);
   1420 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   1421                 status = btif_storage_set_remote_addr_type(&bdaddr, addr_type);
   1422                 ASSERTC(status == BT_STATUS_SUCCESS, "failed to save remote addr type (inquiry)", status);
   1423 #endif
   1424                 /* Callback to notify upper layer of device */
   1425                 HAL_CBACK(bt_hal_cbacks, device_found_cb,
   1426                                  num_properties, properties);
   1427             }
   1428         }
   1429         break;
   1430 
   1431         case BTA_DM_INQ_CMPL_EVT:
   1432         {
   1433 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   1434             tBTA_DM_BLE_PF_FILT_PARAMS adv_filt_param;
   1435             memset(&adv_filt_param, 0, sizeof(tBTA_DM_BLE_PF_FILT_PARAMS));
   1436             BTA_DmBleScanFilterSetup(BTA_DM_BLE_SCAN_COND_DELETE, 0, &adv_filt_param, NULL,
   1437                                      bte_scan_filt_param_cfg_evt, 0);
   1438 #endif
   1439         }
   1440         break;
   1441         case BTA_DM_DISC_CMPL_EVT:
   1442         {
   1443             HAL_CBACK(bt_hal_cbacks, discovery_state_changed_cb, BT_DISCOVERY_STOPPED);
   1444         }
   1445         break;
   1446         case BTA_DM_SEARCH_CANCEL_CMPL_EVT:
   1447         {
   1448            /* if inquiry is not in progress and we get a cancel event, then
   1449             * it means we are done with inquiry, but remote_name fetches are in
   1450             * progress
   1451             *
   1452             * if inquiry  is in progress, then we don't want to act on this cancel_cmpl_evt
   1453             * but instead wait for the cancel_cmpl_evt via the Busy Level
   1454             *
   1455             */
   1456            if (btif_dm_inquiry_in_progress == FALSE)
   1457            {
   1458 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   1459                tBTA_DM_BLE_PF_FILT_PARAMS adv_filt_param;
   1460                memset(&adv_filt_param, 0, sizeof(tBTA_DM_BLE_PF_FILT_PARAMS));
   1461                BTA_DmBleScanFilterSetup(BTA_DM_BLE_SCAN_COND_DELETE, 0, &adv_filt_param, NULL,
   1462                                         bte_scan_filt_param_cfg_evt, 0);
   1463 #endif
   1464                HAL_CBACK(bt_hal_cbacks, discovery_state_changed_cb, BT_DISCOVERY_STOPPED);
   1465            }
   1466         }
   1467         break;
   1468     }
   1469 }
   1470 
   1471 /*******************************************************************************
   1472 **
   1473 ** Function         btif_dm_search_services_evt
   1474 **
   1475 ** Description      Executes search services event in btif context
   1476 **
   1477 ** Returns          void
   1478 **
   1479 *******************************************************************************/
   1480 static void btif_dm_search_services_evt(UINT16 event, char *p_param)
   1481 {
   1482     tBTA_DM_SEARCH *p_data = (tBTA_DM_SEARCH*)p_param;
   1483 
   1484     BTIF_TRACE_EVENT("%s:  event = %d", __FUNCTION__, event);
   1485     switch (event)
   1486     {
   1487         case BTA_DM_DISC_RES_EVT:
   1488         {
   1489             bt_property_t prop;
   1490             uint32_t i = 0;
   1491             bt_bdaddr_t bd_addr;
   1492             bt_status_t ret;
   1493 
   1494             bdcpy(bd_addr.address, p_data->disc_res.bd_addr);
   1495 
   1496             BTIF_TRACE_DEBUG("%s:(result=0x%x, services 0x%x)", __FUNCTION__,
   1497                     p_data->disc_res.result, p_data->disc_res.services);
   1498             if  ((p_data->disc_res.result != BTA_SUCCESS) &&
   1499                  (pairing_cb.state == BT_BOND_STATE_BONDING ) &&
   1500                  (pairing_cb.sdp_attempts < BTIF_DM_MAX_SDP_ATTEMPTS_AFTER_PAIRING))
   1501             {
   1502                 BTIF_TRACE_WARNING("%s:SDP failed after bonding re-attempting", __FUNCTION__);
   1503                 pairing_cb.sdp_attempts++;
   1504                 btif_dm_get_remote_services(&bd_addr);
   1505                 return;
   1506             }
   1507             prop.type = BT_PROPERTY_UUIDS;
   1508             prop.len = 0;
   1509             if ((p_data->disc_res.result == BTA_SUCCESS) && (p_data->disc_res.num_uuids > 0))
   1510             {
   1511                  prop.val = p_data->disc_res.p_uuid_list;
   1512                  prop.len = p_data->disc_res.num_uuids * MAX_UUID_SIZE;
   1513                  for (i=0; i < p_data->disc_res.num_uuids; i++)
   1514                  {
   1515                       char temp[256];
   1516                       uuid_to_string_legacy((bt_uuid_t*)(p_data->disc_res.p_uuid_list + (i*MAX_UUID_SIZE)), temp);
   1517                       LOG_INFO(LOG_TAG, "%s index:%d uuid:%s", __func__, i, temp);
   1518                  }
   1519             }
   1520 
   1521             /* onUuidChanged requires getBondedDevices to be populated.
   1522             ** bond_state_changed needs to be sent prior to remote_device_property
   1523             */
   1524             if ((pairing_cb.state == BT_BOND_STATE_BONDING) &&
   1525                 ((bdcmp(p_data->disc_res.bd_addr, pairing_cb.bd_addr) == 0) ||
   1526                  (bdcmp(p_data->disc_res.bd_addr, pairing_cb.static_bdaddr.address) == 0)) &&
   1527                   pairing_cb.sdp_attempts > 0)
   1528             {
   1529                  BTIF_TRACE_DEBUG("%s Remote Service SDP done. Call bond_state_changed_cb BONDED",
   1530                                    __FUNCTION__);
   1531                  pairing_cb.sdp_attempts  = 0;
   1532 
   1533                  // If bonding occured due to cross-key pairing, send bonding callback
   1534                  // for static address now
   1535                  if (bdcmp(p_data->disc_res.bd_addr, pairing_cb.static_bdaddr.address) == 0)
   1536                     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
   1537 
   1538                  bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDED);
   1539             }
   1540 
   1541             if (p_data->disc_res.num_uuids != 0)
   1542             {
   1543                 /* Also write this to the NVRAM */
   1544                 ret = btif_storage_set_remote_device_property(&bd_addr, &prop);
   1545                 ASSERTC(ret == BT_STATUS_SUCCESS, "storing remote services failed", ret);
   1546                 /* Send the event to the BTIF */
   1547                 HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb,
   1548                                  BT_STATUS_SUCCESS, &bd_addr, 1, &prop);
   1549             }
   1550         }
   1551         break;
   1552 
   1553         case BTA_DM_DISC_CMPL_EVT:
   1554             /* fixme */
   1555         break;
   1556 
   1557 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   1558         case BTA_DM_DISC_BLE_RES_EVT:
   1559              BTIF_TRACE_DEBUG("%s:, services 0x%x)", __FUNCTION__,
   1560                                 p_data->disc_ble_res.service.uu.uuid16);
   1561              bt_uuid_t  uuid;
   1562              int i = 0;
   1563              int j = 15;
   1564              if (p_data->disc_ble_res.service.uu.uuid16 == UUID_SERVCLASS_LE_HID)
   1565              {
   1566                 BTIF_TRACE_DEBUG("%s: Found HOGP UUID",__FUNCTION__);
   1567                 bt_property_t prop;
   1568                 bt_bdaddr_t bd_addr;
   1569                 char temp[256];
   1570                 bt_status_t ret;
   1571 
   1572                 bta_gatt_convert_uuid16_to_uuid128(uuid.uu,p_data->disc_ble_res.service.uu.uuid16);
   1573 
   1574                 while(i < j )
   1575                 {
   1576                     unsigned char c = uuid.uu[j];
   1577                     uuid.uu[j] = uuid.uu[i];
   1578                     uuid.uu[i] = c;
   1579                     i++;
   1580                     j--;
   1581                 }
   1582 
   1583                 uuid_to_string_legacy(&uuid, temp);
   1584                 LOG_INFO(LOG_TAG, "%s uuid:%s", __func__, temp);
   1585 
   1586                 bdcpy(bd_addr.address, p_data->disc_ble_res.bd_addr);
   1587                 prop.type = BT_PROPERTY_UUIDS;
   1588                 prop.val = uuid.uu;
   1589                 prop.len = MAX_UUID_SIZE;
   1590 
   1591                 /* Also write this to the NVRAM */
   1592                 ret = btif_storage_set_remote_device_property(&bd_addr, &prop);
   1593                 ASSERTC(ret == BT_STATUS_SUCCESS, "storing remote services failed", ret);
   1594 
   1595                 /* Send the event to the BTIF */
   1596                 HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb,
   1597                                  BT_STATUS_SUCCESS, &bd_addr, 1, &prop);
   1598 
   1599             }
   1600         break;
   1601 #endif /* BLE_INCLUDED */
   1602 
   1603         default:
   1604         {
   1605             ASSERTC(0, "unhandled search services event", event);
   1606         }
   1607         break;
   1608     }
   1609 }
   1610 
   1611 /*******************************************************************************
   1612 **
   1613 ** Function         btif_dm_remote_service_record_evt
   1614 **
   1615 ** Description      Executes search service record event in btif context
   1616 **
   1617 ** Returns          void
   1618 **
   1619 *******************************************************************************/
   1620 static void btif_dm_remote_service_record_evt(UINT16 event, char *p_param)
   1621 {
   1622     tBTA_DM_SEARCH *p_data = (tBTA_DM_SEARCH*)p_param;
   1623 
   1624     BTIF_TRACE_EVENT("%s:  event = %d", __FUNCTION__, event);
   1625     switch (event)
   1626     {
   1627         case BTA_DM_DISC_RES_EVT:
   1628         {
   1629             bt_service_record_t rec;
   1630             bt_property_t prop;
   1631             bt_bdaddr_t bd_addr;
   1632 
   1633             memset(&rec, 0, sizeof(bt_service_record_t));
   1634             bdcpy(bd_addr.address, p_data->disc_res.bd_addr);
   1635 
   1636             BTIF_TRACE_DEBUG("%s:(result=0x%x, services 0x%x)", __FUNCTION__,
   1637                     p_data->disc_res.result, p_data->disc_res.services);
   1638             prop.type = BT_PROPERTY_SERVICE_RECORD;
   1639             prop.val = (void*)&rec;
   1640             prop.len = sizeof(rec);
   1641 
   1642             /* disc_res.result is overloaded with SCN. Cannot check result */
   1643             p_data->disc_res.services &= ~BTA_USER_SERVICE_MASK;
   1644             /* TODO: Get the UUID as well */
   1645             rec.channel = p_data->disc_res.result - 3;
   1646             /* TODO: Need to get the service name using p_raw_data */
   1647             rec.name[0] = 0;
   1648 
   1649             HAL_CBACK(bt_hal_cbacks, remote_device_properties_cb,
   1650                              BT_STATUS_SUCCESS, &bd_addr, 1, &prop);
   1651         }
   1652         break;
   1653 
   1654         default:
   1655         {
   1656            ASSERTC(0, "unhandled remote service record event", event);
   1657         }
   1658         break;
   1659     }
   1660 }
   1661 
   1662 /*******************************************************************************
   1663 **
   1664 ** Function         btif_dm_upstreams_cback
   1665 **
   1666 ** Description      Executes UPSTREAMS events in btif context
   1667 **
   1668 ** Returns          void
   1669 **
   1670 *******************************************************************************/
   1671 static void btif_dm_upstreams_evt(UINT16 event, char* p_param)
   1672 {
   1673     tBTA_DM_SEC *p_data = (tBTA_DM_SEC*)p_param;
   1674     tBTA_SERVICE_MASK service_mask;
   1675     uint32_t i;
   1676     bt_bdaddr_t bd_addr;
   1677 
   1678     BTIF_TRACE_EVENT("btif_dm_upstreams_cback  ev: %s", dump_dm_event(event));
   1679 
   1680     switch (event)
   1681     {
   1682         case BTA_DM_ENABLE_EVT:
   1683         {
   1684              BD_NAME bdname;
   1685              bt_status_t status;
   1686              bt_property_t prop;
   1687              prop.type = BT_PROPERTY_BDNAME;
   1688              prop.len = BD_NAME_LEN;
   1689              prop.val = (void*)bdname;
   1690 
   1691              status = btif_storage_get_adapter_property(&prop);
   1692              if (status == BT_STATUS_SUCCESS)
   1693              {
   1694                  /* A name exists in the storage. Make this the device name */
   1695                  BTA_DmSetDeviceName((char*)prop.val);
   1696              }
   1697              else
   1698              {
   1699                  /* Storage does not have a name yet.
   1700                   * Use the default name and write it to the chip
   1701                   */
   1702                  BTA_DmSetDeviceName(btif_get_default_local_name());
   1703              }
   1704 
   1705 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   1706              /* Enable local privacy */
   1707              BTA_DmBleConfigLocalPrivacy(BLE_LOCAL_PRIVACY_ENABLED);
   1708 #endif
   1709 
   1710              /* for each of the enabled services in the mask, trigger the profile
   1711               * enable */
   1712              service_mask = btif_get_enabled_services_mask();
   1713              for (i=0; i <= BTA_MAX_SERVICE_ID; i++)
   1714              {
   1715                  if (service_mask &
   1716                      (tBTA_SERVICE_MASK)(BTA_SERVICE_ID_TO_SERVICE_MASK(i)))
   1717                  {
   1718                      btif_in_execute_service_request(i, TRUE);
   1719                  }
   1720              }
   1721              /* clear control blocks */
   1722              memset(&pairing_cb, 0, sizeof(btif_dm_pairing_cb_t));
   1723              pairing_cb.bond_type = BOND_TYPE_PERSISTENT;
   1724 
   1725              /* This function will also trigger the adapter_properties_cb
   1726              ** and bonded_devices_info_cb
   1727              */
   1728              btif_storage_load_bonded_devices();
   1729 
   1730              btif_enable_bluetooth_evt(p_data->enable.status);
   1731         }
   1732         break;
   1733 
   1734         case BTA_DM_DISABLE_EVT:
   1735             /* for each of the enabled services in the mask, trigger the profile
   1736              * disable */
   1737             service_mask = btif_get_enabled_services_mask();
   1738             for (i=0; i <= BTA_MAX_SERVICE_ID; i++)
   1739             {
   1740                 if (service_mask &
   1741                     (tBTA_SERVICE_MASK)(BTA_SERVICE_ID_TO_SERVICE_MASK(i)))
   1742                 {
   1743                     btif_in_execute_service_request(i, FALSE);
   1744                 }
   1745             }
   1746             btif_disable_bluetooth_evt();
   1747             break;
   1748 
   1749         case BTA_DM_PIN_REQ_EVT:
   1750             btif_dm_pin_req_evt(&p_data->pin_req);
   1751             break;
   1752 
   1753         case BTA_DM_AUTH_CMPL_EVT:
   1754             btif_dm_auth_cmpl_evt(&p_data->auth_cmpl);
   1755             break;
   1756 
   1757         case BTA_DM_BOND_CANCEL_CMPL_EVT:
   1758             if (pairing_cb.state == BT_BOND_STATE_BONDING)
   1759             {
   1760                 bdcpy(bd_addr.address, pairing_cb.bd_addr);
   1761                 btm_set_bond_type_dev(pairing_cb.bd_addr, BOND_TYPE_UNKNOWN);
   1762                 bond_state_changed(p_data->bond_cancel_cmpl.result, &bd_addr, BT_BOND_STATE_NONE);
   1763             }
   1764             break;
   1765 
   1766         case BTA_DM_SP_CFM_REQ_EVT:
   1767             btif_dm_ssp_cfm_req_evt(&p_data->cfm_req);
   1768             break;
   1769         case BTA_DM_SP_KEY_NOTIF_EVT:
   1770             btif_dm_ssp_key_notif_evt(&p_data->key_notif);
   1771             break;
   1772 
   1773         case BTA_DM_DEV_UNPAIRED_EVT:
   1774             bdcpy(bd_addr.address, p_data->link_down.bd_addr);
   1775             btm_set_bond_type_dev(p_data->link_down.bd_addr, BOND_TYPE_UNKNOWN);
   1776 
   1777             /*special handling for HID devices */
   1778             #if (defined(BTA_HH_INCLUDED) && (BTA_HH_INCLUDED == TRUE))
   1779             btif_hh_remove_device(bd_addr);
   1780             #endif
   1781             btif_storage_remove_bonded_device(&bd_addr);
   1782             bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_NONE);
   1783             break;
   1784 
   1785         case BTA_DM_BUSY_LEVEL_EVT:
   1786         {
   1787 
   1788             if (p_data->busy_level.level_flags & BTM_BL_INQUIRY_PAGING_MASK)
   1789             {
   1790                 if (p_data->busy_level.level_flags == BTM_BL_INQUIRY_STARTED)
   1791                 {
   1792                        HAL_CBACK(bt_hal_cbacks, discovery_state_changed_cb,
   1793                                                 BT_DISCOVERY_STARTED);
   1794                        btif_dm_inquiry_in_progress = TRUE;
   1795                 }
   1796                 else if (p_data->busy_level.level_flags == BTM_BL_INQUIRY_CANCELLED)
   1797                 {
   1798                        HAL_CBACK(bt_hal_cbacks, discovery_state_changed_cb,
   1799                                                 BT_DISCOVERY_STOPPED);
   1800                        btif_dm_inquiry_in_progress = FALSE;
   1801                 }
   1802                 else if (p_data->busy_level.level_flags == BTM_BL_INQUIRY_COMPLETE)
   1803                 {
   1804                        btif_dm_inquiry_in_progress = FALSE;
   1805                 }
   1806             }
   1807         }break;
   1808 
   1809         case BTA_DM_LINK_UP_EVT:
   1810             bdcpy(bd_addr.address, p_data->link_up.bd_addr);
   1811             BTIF_TRACE_DEBUG("BTA_DM_LINK_UP_EVT. Sending BT_ACL_STATE_CONNECTED");
   1812 
   1813             btif_update_remote_version_property(&bd_addr);
   1814 
   1815             HAL_CBACK(bt_hal_cbacks, acl_state_changed_cb, BT_STATUS_SUCCESS,
   1816                       &bd_addr, BT_ACL_STATE_CONNECTED);
   1817             break;
   1818 
   1819         case BTA_DM_LINK_DOWN_EVT:
   1820             bdcpy(bd_addr.address, p_data->link_down.bd_addr);
   1821             btm_set_bond_type_dev(p_data->link_down.bd_addr, BOND_TYPE_UNKNOWN);
   1822             BTIF_TRACE_DEBUG("BTA_DM_LINK_DOWN_EVT. Sending BT_ACL_STATE_DISCONNECTED");
   1823             HAL_CBACK(bt_hal_cbacks, acl_state_changed_cb, BT_STATUS_SUCCESS,
   1824                       &bd_addr, BT_ACL_STATE_DISCONNECTED);
   1825             break;
   1826 
   1827         case BTA_DM_HW_ERROR_EVT:
   1828             BTIF_TRACE_ERROR("Received H/W Error. ");
   1829             /* Flush storage data */
   1830             btif_config_flush();
   1831             usleep(100000); /* 100milliseconds */
   1832             /* Killing the process to force a restart as part of fault tolerance */
   1833             kill(getpid(), SIGKILL);
   1834             break;
   1835 
   1836 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   1837         case BTA_DM_BLE_KEY_EVT:
   1838             BTIF_TRACE_DEBUG("BTA_DM_BLE_KEY_EVT key_type=0x%02x ", p_data->ble_key.key_type);
   1839 
   1840             /* If this pairing is by-product of local initiated GATT client Read or Write,
   1841             BTA would not have sent BTA_DM_BLE_SEC_REQ_EVT event and Bond state would not
   1842             have setup properly. Setup pairing_cb and notify App about Bonding state now*/
   1843             if (pairing_cb.state != BT_BOND_STATE_BONDING)
   1844             {
   1845                 BTIF_TRACE_DEBUG("Bond state not sent to App so far.Notify the app now");
   1846                 bond_state_changed(BT_STATUS_SUCCESS, (bt_bdaddr_t*)p_data->ble_key.bd_addr,
   1847                                    BT_BOND_STATE_BONDING);
   1848             }
   1849             else if (memcmp (pairing_cb.bd_addr, p_data->ble_key.bd_addr, BD_ADDR_LEN)!=0)
   1850             {
   1851                 BTIF_TRACE_ERROR("BD mismatch discard BLE key_type=%d ",p_data->ble_key.key_type);
   1852                 break;
   1853             }
   1854 
   1855             switch (p_data->ble_key.key_type)
   1856             {
   1857                 case BTA_LE_KEY_PENC:
   1858                     BTIF_TRACE_DEBUG("Rcv BTA_LE_KEY_PENC");
   1859                     pairing_cb.ble.is_penc_key_rcvd = TRUE;
   1860                     pairing_cb.ble.penc_key = p_data->ble_key.p_key_value->penc_key;
   1861                     break;
   1862 
   1863                 case BTA_LE_KEY_PID:
   1864                     BTIF_TRACE_DEBUG("Rcv BTA_LE_KEY_PID");
   1865                     pairing_cb.ble.is_pid_key_rcvd = TRUE;
   1866                     pairing_cb.ble.pid_key = p_data->ble_key.p_key_value->pid_key;
   1867                     break;
   1868 
   1869                 case BTA_LE_KEY_PCSRK:
   1870                     BTIF_TRACE_DEBUG("Rcv BTA_LE_KEY_PCSRK");
   1871                     pairing_cb.ble.is_pcsrk_key_rcvd = TRUE;
   1872                     pairing_cb.ble.pcsrk_key = p_data->ble_key.p_key_value->pcsrk_key;
   1873                     break;
   1874 
   1875                 case BTA_LE_KEY_LENC:
   1876                     BTIF_TRACE_DEBUG("Rcv BTA_LE_KEY_LENC");
   1877                     pairing_cb.ble.is_lenc_key_rcvd = TRUE;
   1878                     pairing_cb.ble.lenc_key = p_data->ble_key.p_key_value->lenc_key;
   1879                     break;
   1880 
   1881                 case BTA_LE_KEY_LCSRK:
   1882                     BTIF_TRACE_DEBUG("Rcv BTA_LE_KEY_LCSRK");
   1883                     pairing_cb.ble.is_lcsrk_key_rcvd = TRUE;
   1884                     pairing_cb.ble.lcsrk_key = p_data->ble_key.p_key_value->lcsrk_key;
   1885                     break;
   1886 
   1887                 case BTA_LE_KEY_LID:
   1888                     BTIF_TRACE_DEBUG("Rcv BTA_LE_KEY_LID");
   1889                     pairing_cb.ble.is_lidk_key_rcvd =  TRUE;
   1890                     break;
   1891 
   1892                 default:
   1893                     BTIF_TRACE_ERROR("unknown BLE key type (0x%02x)", p_data->ble_key.key_type);
   1894                     break;
   1895             }
   1896             break;
   1897         case BTA_DM_BLE_SEC_REQ_EVT:
   1898             BTIF_TRACE_DEBUG("BTA_DM_BLE_SEC_REQ_EVT. ");
   1899             btif_dm_ble_sec_req_evt(&p_data->ble_req);
   1900             break;
   1901         case BTA_DM_BLE_PASSKEY_NOTIF_EVT:
   1902             BTIF_TRACE_DEBUG("BTA_DM_BLE_PASSKEY_NOTIF_EVT. ");
   1903             btif_dm_ble_key_notif_evt(&p_data->key_notif);
   1904             break;
   1905         case BTA_DM_BLE_PASSKEY_REQ_EVT:
   1906             BTIF_TRACE_DEBUG("BTA_DM_BLE_PASSKEY_REQ_EVT. ");
   1907             btif_dm_ble_passkey_req_evt(&p_data->pin_req);
   1908             break;
   1909         case BTA_DM_BLE_NC_REQ_EVT:
   1910             BTIF_TRACE_DEBUG("BTA_DM_BLE_PASSKEY_REQ_EVT. ");
   1911             btif_dm_ble_key_nc_req_evt(&p_data->key_notif);
   1912             break;
   1913         case BTA_DM_BLE_OOB_REQ_EVT:
   1914             BTIF_TRACE_DEBUG("BTA_DM_BLE_OOB_REQ_EVT. ");
   1915             btif_dm_ble_oob_req_evt(&p_data->rmt_oob);
   1916             break;
   1917         case BTA_DM_BLE_LOCAL_IR_EVT:
   1918             BTIF_TRACE_DEBUG("BTA_DM_BLE_LOCAL_IR_EVT. ");
   1919             ble_local_key_cb.is_id_keys_rcvd = TRUE;
   1920             memcpy(&ble_local_key_cb.id_keys.irk[0],
   1921                    &p_data->ble_id_keys.irk[0], sizeof(BT_OCTET16));
   1922             memcpy(&ble_local_key_cb.id_keys.ir[0],
   1923                    &p_data->ble_id_keys.ir[0], sizeof(BT_OCTET16));
   1924             memcpy(&ble_local_key_cb.id_keys.dhk[0],
   1925                    &p_data->ble_id_keys.dhk[0], sizeof(BT_OCTET16));
   1926             btif_storage_add_ble_local_key( (char *)&ble_local_key_cb.id_keys.irk[0],
   1927                                             BTIF_DM_LE_LOCAL_KEY_IRK,
   1928                                             BT_OCTET16_LEN);
   1929             btif_storage_add_ble_local_key( (char *)&ble_local_key_cb.id_keys.ir[0],
   1930                                             BTIF_DM_LE_LOCAL_KEY_IR,
   1931                                             BT_OCTET16_LEN);
   1932             btif_storage_add_ble_local_key( (char *)&ble_local_key_cb.id_keys.dhk[0],
   1933                                             BTIF_DM_LE_LOCAL_KEY_DHK,
   1934                                             BT_OCTET16_LEN);
   1935             break;
   1936         case BTA_DM_BLE_LOCAL_ER_EVT:
   1937             BTIF_TRACE_DEBUG("BTA_DM_BLE_LOCAL_ER_EVT. ");
   1938             ble_local_key_cb.is_er_rcvd = TRUE;
   1939             memcpy(&ble_local_key_cb.er[0], &p_data->ble_er[0], sizeof(BT_OCTET16));
   1940             btif_storage_add_ble_local_key( (char *)&ble_local_key_cb.er[0],
   1941                                             BTIF_DM_LE_LOCAL_KEY_ER,
   1942                                             BT_OCTET16_LEN);
   1943             break;
   1944 
   1945         case BTA_DM_BLE_AUTH_CMPL_EVT:
   1946             BTIF_TRACE_DEBUG("BTA_DM_BLE_AUTH_CMPL_EVT. ");
   1947             btif_dm_ble_auth_cmpl_evt(&p_data->auth_cmpl);
   1948             break;
   1949 
   1950         case BTA_DM_LE_FEATURES_READ:
   1951         {
   1952             tBTM_BLE_VSC_CB cmn_vsc_cb;
   1953             bt_local_le_features_t local_le_features;
   1954             char buf[512];
   1955             bt_property_t prop;
   1956             prop.type = BT_PROPERTY_LOCAL_LE_FEATURES;
   1957             prop.val = (void*)buf;
   1958             prop.len = sizeof(buf);
   1959 
   1960            /* LE features are not stored in storage. Should be retrived from stack */
   1961             BTM_BleGetVendorCapabilities(&cmn_vsc_cb);
   1962             local_le_features.local_privacy_enabled = BTM_BleLocalPrivacyEnabled();
   1963 
   1964             prop.len = sizeof (bt_local_le_features_t);
   1965             if (cmn_vsc_cb.filter_support == 1)
   1966                 local_le_features.max_adv_filter_supported = cmn_vsc_cb.max_filter;
   1967              else
   1968                 local_le_features.max_adv_filter_supported = 0;
   1969             local_le_features.max_adv_instance = cmn_vsc_cb.adv_inst_max;
   1970             local_le_features.max_irk_list_size = cmn_vsc_cb.max_irk_list_sz;
   1971             local_le_features.rpa_offload_supported = cmn_vsc_cb.rpa_offloading;
   1972             local_le_features.activity_energy_info_supported = cmn_vsc_cb.energy_support;
   1973             local_le_features.scan_result_storage_size = cmn_vsc_cb.tot_scan_results_strg;
   1974             local_le_features.version_supported = cmn_vsc_cb.version_supported;
   1975             local_le_features.total_trackable_advertisers =
   1976                         cmn_vsc_cb.total_trackable_advertisers;
   1977 
   1978             local_le_features.extended_scan_support = cmn_vsc_cb.extended_scan_support > 0;
   1979             local_le_features.debug_logging_supported = cmn_vsc_cb.debug_logging_supported > 0;
   1980 
   1981             memcpy(prop.val, &local_le_features, prop.len);
   1982             HAL_CBACK(bt_hal_cbacks, adapter_properties_cb, BT_STATUS_SUCCESS, 1, &prop);
   1983             break;
   1984          }
   1985 
   1986         case BTA_DM_ENER_INFO_READ:
   1987         {
   1988             btif_activity_energy_info_cb_t *p_ener_data = (btif_activity_energy_info_cb_t*) p_param;
   1989             bt_activity_energy_info energy_info;
   1990             energy_info.status = p_ener_data->status;
   1991             energy_info.ctrl_state = p_ener_data->ctrl_state;
   1992             energy_info.rx_time = p_ener_data->rx_time;
   1993             energy_info.tx_time = p_ener_data->tx_time;
   1994             energy_info.idle_time = p_ener_data->idle_time;
   1995             energy_info.energy_used = p_ener_data->energy_used;
   1996 
   1997             bt_uid_traffic_t* data = uid_set_read_and_clear(uid_set);
   1998             HAL_CBACK(bt_hal_cbacks, energy_info_cb, &energy_info, data);
   1999             osi_free(data);
   2000             break;
   2001         }
   2002 #endif
   2003 
   2004         case BTA_DM_AUTHORIZE_EVT:
   2005         case BTA_DM_SIG_STRENGTH_EVT:
   2006         case BTA_DM_SP_RMT_OOB_EVT:
   2007         case BTA_DM_SP_KEYPRESS_EVT:
   2008         case BTA_DM_ROLE_CHG_EVT:
   2009 
   2010         default:
   2011             BTIF_TRACE_WARNING( "btif_dm_cback : unhandled event (%d)", event );
   2012             break;
   2013     }
   2014 
   2015     btif_dm_data_free(event, p_data);
   2016 }
   2017 
   2018 /*******************************************************************************
   2019 **
   2020 ** Function         btif_dm_generic_evt
   2021 **
   2022 ** Description      Executes non-BTA upstream events in BTIF context
   2023 **
   2024 ** Returns          void
   2025 **
   2026 *******************************************************************************/
   2027 static void btif_dm_generic_evt(UINT16 event, char* p_param)
   2028 {
   2029     BTIF_TRACE_EVENT("%s: event=%d", __FUNCTION__, event);
   2030     switch(event)
   2031     {
   2032         case BTIF_DM_CB_DISCOVERY_STARTED:
   2033         {
   2034             HAL_CBACK(bt_hal_cbacks, discovery_state_changed_cb, BT_DISCOVERY_STARTED);
   2035         }
   2036         break;
   2037 
   2038         case BTIF_DM_CB_CREATE_BOND:
   2039         {
   2040             pairing_cb.timeout_retries = NUM_TIMEOUT_RETRIES;
   2041             btif_dm_create_bond_cb_t *create_bond_cb = (btif_dm_create_bond_cb_t*)p_param;
   2042             btif_dm_cb_create_bond(&create_bond_cb->bdaddr, create_bond_cb->transport);
   2043         }
   2044         break;
   2045 
   2046         case BTIF_DM_CB_REMOVE_BOND:
   2047         {
   2048             btif_dm_cb_remove_bond((bt_bdaddr_t *)p_param);
   2049         }
   2050         break;
   2051 
   2052         case BTIF_DM_CB_HID_REMOTE_NAME:
   2053         {
   2054             btif_dm_cb_hid_remote_name((tBTM_REMOTE_DEV_NAME *)p_param);
   2055         }
   2056         break;
   2057 
   2058         case BTIF_DM_CB_BOND_STATE_BONDING:
   2059             {
   2060                 bond_state_changed(BT_STATUS_SUCCESS, (bt_bdaddr_t *)p_param, BT_BOND_STATE_BONDING);
   2061             }
   2062             break;
   2063         case BTIF_DM_CB_LE_TX_TEST:
   2064         case BTIF_DM_CB_LE_RX_TEST:
   2065             {
   2066                 uint8_t status;
   2067                 STREAM_TO_UINT8(status, p_param);
   2068                 HAL_CBACK(bt_hal_cbacks, le_test_mode_cb,
   2069                       (status == 0) ? BT_STATUS_SUCCESS : BT_STATUS_FAIL, 0);
   2070             }
   2071             break;
   2072         case BTIF_DM_CB_LE_TEST_END:
   2073             {
   2074                 uint8_t status;
   2075                 uint16_t count = 0;
   2076                 STREAM_TO_UINT8(status, p_param);
   2077                 if (status == 0)
   2078                     STREAM_TO_UINT16(count, p_param);
   2079                 HAL_CBACK(bt_hal_cbacks, le_test_mode_cb,
   2080                       (status == 0) ? BT_STATUS_SUCCESS : BT_STATUS_FAIL, count);
   2081             }
   2082             break;
   2083         default:
   2084         {
   2085             BTIF_TRACE_WARNING("%s : Unknown event 0x%x", __FUNCTION__, event);
   2086         }
   2087         break;
   2088     }
   2089 }
   2090 
   2091 /*******************************************************************************
   2092 **
   2093 ** Function         bte_dm_evt
   2094 **
   2095 ** Description      Switches context from BTE to BTIF for all DM events
   2096 **
   2097 ** Returns          void
   2098 **
   2099 *******************************************************************************/
   2100 
   2101 void bte_dm_evt(tBTA_DM_SEC_EVT event, tBTA_DM_SEC *p_data)
   2102 {
   2103     /* switch context to btif task context (copy full union size for convenience) */
   2104     bt_status_t status = btif_transfer_context(btif_dm_upstreams_evt, (uint16_t)event,
   2105                                 (void*)p_data, sizeof(tBTA_DM_SEC), btif_dm_data_copy);
   2106 
   2107     /* catch any failed context transfers */
   2108     ASSERTC(status == BT_STATUS_SUCCESS, "context transfer failed", status);
   2109 }
   2110 
   2111 /*******************************************************************************
   2112 **
   2113 ** Function         bte_search_devices_evt
   2114 **
   2115 ** Description      Switches context from BTE to BTIF for DM search events
   2116 **
   2117 ** Returns          void
   2118 **
   2119 *******************************************************************************/
   2120 static void bte_search_devices_evt(tBTA_DM_SEARCH_EVT event, tBTA_DM_SEARCH *p_data)
   2121 {
   2122     UINT16 param_len = 0;
   2123 
   2124     if (p_data)
   2125         param_len += sizeof(tBTA_DM_SEARCH);
   2126     /* Allocate buffer to hold the pointers (deep copy). The pointers will point to the end of the tBTA_DM_SEARCH */
   2127     switch (event)
   2128     {
   2129         case BTA_DM_INQ_RES_EVT:
   2130         {
   2131             if (p_data->inq_res.p_eir)
   2132                 param_len += HCI_EXT_INQ_RESPONSE_LEN;
   2133         }
   2134         break;
   2135 
   2136         case BTA_DM_DISC_RES_EVT:
   2137         {
   2138             if (p_data->disc_res.raw_data_size && p_data->disc_res.p_raw_data)
   2139                 param_len += p_data->disc_res.raw_data_size;
   2140         }
   2141         break;
   2142     }
   2143     BTIF_TRACE_DEBUG("%s event=%s param_len=%d", __FUNCTION__, dump_dm_search_event(event), param_len);
   2144 
   2145     /* if remote name is available in EIR, set teh flag so that stack doesnt trigger RNR */
   2146     if (event == BTA_DM_INQ_RES_EVT)
   2147         p_data->inq_res.remt_name_not_required = check_eir_remote_name(p_data, NULL, NULL);
   2148 
   2149     btif_transfer_context (btif_dm_search_devices_evt , (UINT16) event, (void *)p_data, param_len,
   2150         (param_len > sizeof(tBTA_DM_SEARCH)) ? search_devices_copy_cb : NULL);
   2151 }
   2152 
   2153 /*******************************************************************************
   2154 **
   2155 ** Function         bte_dm_search_services_evt
   2156 **
   2157 ** Description      Switches context from BTE to BTIF for DM search services
   2158 **                  event
   2159 **
   2160 ** Returns          void
   2161 **
   2162 *******************************************************************************/
   2163 static void bte_dm_search_services_evt(tBTA_DM_SEARCH_EVT event, tBTA_DM_SEARCH *p_data)
   2164 {
   2165     UINT16 param_len = 0;
   2166    if (p_data)
   2167        param_len += sizeof(tBTA_DM_SEARCH);
   2168    switch (event)
   2169    {
   2170          case BTA_DM_DISC_RES_EVT:
   2171          {
   2172              if ((p_data->disc_res.result == BTA_SUCCESS) && (p_data->disc_res.num_uuids > 0)) {
   2173                   param_len += (p_data->disc_res.num_uuids * MAX_UUID_SIZE);
   2174              }
   2175          } break;
   2176    }
   2177    /* TODO: The only other member that needs a deep copy is the p_raw_data. But not sure
   2178     * if raw_data is needed. */
   2179    btif_transfer_context(btif_dm_search_services_evt, event, (char*)p_data, param_len,
   2180          (param_len > sizeof(tBTA_DM_SEARCH)) ? search_services_copy_cb : NULL);
   2181 }
   2182 
   2183 /*******************************************************************************
   2184 **
   2185 ** Function         bte_dm_remote_service_record_evt
   2186 **
   2187 ** Description      Switches context from BTE to BTIF for DM search service
   2188 **                  record event
   2189 **
   2190 ** Returns          void
   2191 **
   2192 *******************************************************************************/
   2193 static void bte_dm_remote_service_record_evt(tBTA_DM_SEARCH_EVT event, tBTA_DM_SEARCH *p_data)
   2194 {
   2195    /* TODO: The only member that needs a deep copy is the p_raw_data. But not sure yet if this is needed. */
   2196    btif_transfer_context(btif_dm_remote_service_record_evt, event, (char*)p_data, sizeof(tBTA_DM_SEARCH), NULL);
   2197 }
   2198 
   2199 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   2200 /*******************************************************************************
   2201 **
   2202 ** Function         bta_energy_info_cb
   2203 **
   2204 ** Description      Switches context from BTE to BTIF for DM energy info event
   2205 **
   2206 ** Returns          void
   2207 **
   2208 *******************************************************************************/
   2209 static void bta_energy_info_cb(tBTA_DM_BLE_TX_TIME_MS tx_time, tBTA_DM_BLE_RX_TIME_MS rx_time,
   2210                                     tBTA_DM_BLE_IDLE_TIME_MS idle_time,
   2211                                     tBTA_DM_BLE_ENERGY_USED energy_used,
   2212                                     tBTA_DM_CONTRL_STATE ctrl_state, tBTA_STATUS status)
   2213 {
   2214     BTIF_TRACE_DEBUG("energy_info_cb-Status:%d,state=%d,tx_t=%ld, rx_t=%ld, idle_time=%ld,used=%ld",
   2215         status, ctrl_state, tx_time, rx_time, idle_time, energy_used);
   2216 
   2217     btif_activity_energy_info_cb_t btif_cb;
   2218     btif_cb.status = status;
   2219     btif_cb.ctrl_state = ctrl_state;
   2220     btif_cb.tx_time = (uint64_t) tx_time;
   2221     btif_cb.rx_time = (uint64_t) rx_time;
   2222     btif_cb.idle_time =(uint64_t) idle_time;
   2223     btif_cb.energy_used =(uint64_t) energy_used;
   2224     btif_transfer_context(btif_dm_upstreams_evt, BTA_DM_ENER_INFO_READ,
   2225                           (char*) &btif_cb, sizeof(btif_activity_energy_info_cb_t), NULL);
   2226 }
   2227 #endif
   2228 
   2229 /*******************************************************************************
   2230 **
   2231 ** Function         bte_scan_filt_param_cfg_evt
   2232 **
   2233 ** Description      Scan filter param config event
   2234 **
   2235 ** Returns          void
   2236 **
   2237 *******************************************************************************/
   2238 static void bte_scan_filt_param_cfg_evt(UINT8 action_type,
   2239                                         tBTA_DM_BLE_PF_AVBL_SPACE avbl_space,
   2240                                         tBTA_DM_BLE_REF_VALUE ref_value, tBTA_STATUS status)
   2241 {
   2242     /* This event occurs on calling BTA_DmBleCfgFilterCondition internally,
   2243     ** and that is why there is no HAL callback
   2244     */
   2245     if(BTA_SUCCESS != status)
   2246     {
   2247         BTIF_TRACE_ERROR("%s, %d", __FUNCTION__, status);
   2248     }
   2249     else
   2250     {
   2251         BTIF_TRACE_DEBUG("%s", __FUNCTION__);
   2252     }
   2253 }
   2254 
   2255 /*****************************************************************************
   2256 **
   2257 **   btif api functions (no context switch)
   2258 **
   2259 *****************************************************************************/
   2260 
   2261 /*******************************************************************************
   2262 **
   2263 ** Function         btif_dm_start_discovery
   2264 **
   2265 ** Description      Start device discovery/inquiry
   2266 **
   2267 ** Returns          bt_status_t
   2268 **
   2269 *******************************************************************************/
   2270 bt_status_t btif_dm_start_discovery(void)
   2271 {
   2272     tBTA_DM_INQ inq_params;
   2273     tBTA_SERVICE_MASK services = 0;
   2274     tBTA_DM_BLE_PF_FILT_PARAMS adv_filt_param;
   2275 
   2276     BTIF_TRACE_EVENT("%s", __FUNCTION__);
   2277 
   2278 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   2279     memset(&adv_filt_param, 0, sizeof(tBTA_DM_BLE_PF_FILT_PARAMS));
   2280     /* Cleanup anything remaining on index 0 */
   2281     BTA_DmBleScanFilterSetup(BTA_DM_BLE_SCAN_COND_DELETE, 0, &adv_filt_param, NULL,
   2282                              bte_scan_filt_param_cfg_evt, 0);
   2283 
   2284     /* Add an allow-all filter on index 0*/
   2285     adv_filt_param.dely_mode = IMMEDIATE_DELY_MODE;
   2286     adv_filt_param.feat_seln = ALLOW_ALL_FILTER;
   2287     adv_filt_param.filt_logic_type = BTA_DM_BLE_PF_FILT_LOGIC_OR;
   2288     adv_filt_param.list_logic_type = BTA_DM_BLE_PF_LIST_LOGIC_OR;
   2289     adv_filt_param.rssi_low_thres = LOWEST_RSSI_VALUE;
   2290     adv_filt_param.rssi_high_thres = LOWEST_RSSI_VALUE;
   2291     BTA_DmBleScanFilterSetup(BTA_DM_BLE_SCAN_COND_ADD, 0, &adv_filt_param, NULL,
   2292                              bte_scan_filt_param_cfg_evt, 0);
   2293 
   2294     /* TODO: Do we need to handle multiple inquiries at the same time? */
   2295 
   2296     /* Set inquiry params and call API */
   2297     inq_params.mode = BTA_DM_GENERAL_INQUIRY|BTA_BLE_GENERAL_INQUIRY;
   2298 #if (defined(BTA_HOST_INTERLEAVE_SEARCH) && BTA_HOST_INTERLEAVE_SEARCH == TRUE)
   2299     inq_params.intl_duration[0]= BTIF_DM_INTERLEAVE_DURATION_BR_ONE;
   2300     inq_params.intl_duration[1]= BTIF_DM_INTERLEAVE_DURATION_LE_ONE;
   2301     inq_params.intl_duration[2]= BTIF_DM_INTERLEAVE_DURATION_BR_TWO;
   2302     inq_params.intl_duration[3]= BTIF_DM_INTERLEAVE_DURATION_LE_TWO;
   2303 #endif
   2304 #else
   2305     inq_params.mode = BTA_DM_GENERAL_INQUIRY;
   2306 #endif
   2307     inq_params.duration = BTIF_DM_DEFAULT_INQ_MAX_DURATION;
   2308 
   2309     inq_params.max_resps = BTIF_DM_DEFAULT_INQ_MAX_RESULTS;
   2310     inq_params.report_dup = TRUE;
   2311 
   2312     inq_params.filter_type = BTA_DM_INQ_CLR;
   2313     /* TODO: Filter device by BDA needs to be implemented here */
   2314 
   2315     /* Will be enabled to TRUE once inquiry busy level has been received */
   2316     btif_dm_inquiry_in_progress = FALSE;
   2317     /* find nearby devices */
   2318     BTA_DmSearch(&inq_params, services, bte_search_devices_evt);
   2319 
   2320     return BT_STATUS_SUCCESS;
   2321 }
   2322 
   2323 /*******************************************************************************
   2324 **
   2325 ** Function         btif_dm_cancel_discovery
   2326 **
   2327 ** Description      Cancels search
   2328 **
   2329 ** Returns          bt_status_t
   2330 **
   2331 *******************************************************************************/
   2332 bt_status_t btif_dm_cancel_discovery(void)
   2333 {
   2334     BTIF_TRACE_EVENT("%s", __FUNCTION__);
   2335     BTA_DmSearchCancel();
   2336     return BT_STATUS_SUCCESS;
   2337 }
   2338 
   2339 /*******************************************************************************
   2340 **
   2341 ** Function         btif_dm_create_bond
   2342 **
   2343 ** Description      Initiate bonding with the specified device
   2344 **
   2345 ** Returns          bt_status_t
   2346 **
   2347 *******************************************************************************/
   2348 bt_status_t btif_dm_create_bond(const bt_bdaddr_t *bd_addr, int transport)
   2349 {
   2350     btif_dm_create_bond_cb_t create_bond_cb;
   2351     create_bond_cb.transport = transport;
   2352     bdcpy(create_bond_cb.bdaddr.address, bd_addr->address);
   2353 
   2354     bdstr_t bdstr;
   2355     BTIF_TRACE_EVENT("%s: bd_addr=%s, transport=%d", __FUNCTION__, bdaddr_to_string(bd_addr, bdstr, sizeof(bdstr)), transport);
   2356     if (pairing_cb.state != BT_BOND_STATE_NONE)
   2357         return BT_STATUS_BUSY;
   2358 
   2359     btif_stats_add_bond_event(bd_addr, BTIF_DM_FUNC_CREATE_BOND, pairing_cb.state);
   2360 
   2361     btif_transfer_context(btif_dm_generic_evt, BTIF_DM_CB_CREATE_BOND,
   2362                           (char *)&create_bond_cb, sizeof(btif_dm_create_bond_cb_t), NULL);
   2363 
   2364     return BT_STATUS_SUCCESS;
   2365 }
   2366 
   2367 /*******************************************************************************
   2368 **
   2369 ** Function         btif_dm_create_bond_out_of_band
   2370 **
   2371 ** Description      Initiate bonding with the specified device using out of band data
   2372 **
   2373 ** Returns          bt_status_t
   2374 **
   2375 *******************************************************************************/
   2376 bt_status_t btif_dm_create_bond_out_of_band(const bt_bdaddr_t *bd_addr, int transport, const bt_out_of_band_data_t *oob_data)
   2377 {
   2378     bdcpy(oob_cb.bdaddr, bd_addr->address);
   2379     memcpy(&oob_cb.oob_data, oob_data, sizeof(bt_out_of_band_data_t));
   2380 
   2381     bdstr_t bdstr;
   2382     BTIF_TRACE_EVENT("%s: bd_addr=%s, transport=%d", __FUNCTION__, bdaddr_to_string(bd_addr, bdstr, sizeof(bdstr)), transport);
   2383     return btif_dm_create_bond(bd_addr, transport);
   2384 }
   2385 
   2386 /*******************************************************************************
   2387 **
   2388 ** Function         btif_dm_cancel_bond
   2389 **
   2390 ** Description      Initiate bonding with the specified device
   2391 **
   2392 ** Returns          bt_status_t
   2393 **
   2394 *******************************************************************************/
   2395 
   2396 bt_status_t btif_dm_cancel_bond(const bt_bdaddr_t *bd_addr)
   2397 {
   2398     bdstr_t bdstr;
   2399 
   2400     BTIF_TRACE_EVENT("%s: bd_addr=%s", __FUNCTION__, bdaddr_to_string(bd_addr, bdstr, sizeof(bdstr)));
   2401 
   2402     btif_stats_add_bond_event(bd_addr, BTIF_DM_FUNC_CANCEL_BOND, pairing_cb.state);
   2403 
   2404     /* TODO:
   2405     **  1. Restore scan modes
   2406     **  2. special handling for HID devices
   2407     */
   2408     if (pairing_cb.state == BT_BOND_STATE_BONDING)
   2409     {
   2410 
   2411 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   2412 
   2413         if (pairing_cb.is_ssp)
   2414         {
   2415             if (pairing_cb.is_le_only)
   2416             {
   2417                 BTA_DmBleSecurityGrant((UINT8 *)bd_addr->address,BTA_DM_SEC_PAIR_NOT_SPT);
   2418             }
   2419             else
   2420             {
   2421                 BTA_DmConfirm( (UINT8 *)bd_addr->address, FALSE);
   2422                 BTA_DmBondCancel ((UINT8 *)bd_addr->address);
   2423                 btif_storage_remove_bonded_device((bt_bdaddr_t *)bd_addr);
   2424             }
   2425         }
   2426         else
   2427         {
   2428             if (pairing_cb.is_le_only)
   2429             {
   2430                 BTA_DmBondCancel ((UINT8 *)bd_addr->address);
   2431             }
   2432             else
   2433             {
   2434                 BTA_DmPinReply( (UINT8 *)bd_addr->address, FALSE, 0, NULL);
   2435             }
   2436         /* Cancel bonding, in case it is in ACL connection setup state */
   2437         BTA_DmBondCancel ((UINT8 *)bd_addr->address);
   2438         }
   2439 
   2440 #else
   2441         if (pairing_cb.is_ssp)
   2442         {
   2443             BTA_DmConfirm( (UINT8 *)bd_addr->address, FALSE);
   2444         }
   2445         else
   2446         {
   2447             BTA_DmPinReply( (UINT8 *)bd_addr->address, FALSE, 0, NULL);
   2448         }
   2449         /* Cancel bonding, in case it is in ACL connection setup state */
   2450         BTA_DmBondCancel ((UINT8 *)bd_addr->address);
   2451         btif_storage_remove_bonded_device((bt_bdaddr_t *)bd_addr);
   2452 #endif
   2453     }
   2454 
   2455     return BT_STATUS_SUCCESS;
   2456 }
   2457 
   2458 /*******************************************************************************
   2459 **
   2460 ** Function         btif_dm_hh_open_failed
   2461 **
   2462 ** Description      informs the upper layers if the HH have failed during bonding
   2463 **
   2464 ** Returns          none
   2465 **
   2466 *******************************************************************************/
   2467 
   2468 void btif_dm_hh_open_failed(bt_bdaddr_t *bdaddr)
   2469 {
   2470     if (pairing_cb.state == BT_BOND_STATE_BONDING &&
   2471             bdcmp(bdaddr->address, pairing_cb.bd_addr) == 0)
   2472     {
   2473         bond_state_changed(BT_STATUS_FAIL, bdaddr, BT_BOND_STATE_NONE);
   2474     }
   2475 }
   2476 
   2477 /*******************************************************************************
   2478 **
   2479 ** Function         btif_dm_remove_bond
   2480 **
   2481 ** Description      Removes bonding with the specified device
   2482 **
   2483 ** Returns          bt_status_t
   2484 **
   2485 *******************************************************************************/
   2486 
   2487 bt_status_t btif_dm_remove_bond(const bt_bdaddr_t *bd_addr)
   2488 {
   2489     bdstr_t bdstr;
   2490 
   2491     BTIF_TRACE_EVENT("%s: bd_addr=%s", __FUNCTION__, bdaddr_to_string(bd_addr, bdstr, sizeof(bdstr)));
   2492 
   2493     btif_stats_add_bond_event(bd_addr, BTIF_DM_FUNC_REMOVE_BOND, pairing_cb.state);
   2494 
   2495     btif_transfer_context(btif_dm_generic_evt, BTIF_DM_CB_REMOVE_BOND,
   2496                           (char *)bd_addr, sizeof(bt_bdaddr_t), NULL);
   2497 
   2498     return BT_STATUS_SUCCESS;
   2499 }
   2500 
   2501 /*******************************************************************************
   2502 **
   2503 ** Function         btif_dm_pin_reply
   2504 **
   2505 ** Description      BT legacy pairing - PIN code reply
   2506 **
   2507 ** Returns          bt_status_t
   2508 **
   2509 *******************************************************************************/
   2510 
   2511 bt_status_t btif_dm_pin_reply( const bt_bdaddr_t *bd_addr, uint8_t accept,
   2512                                uint8_t pin_len, bt_pin_code_t *pin_code)
   2513 {
   2514     BTIF_TRACE_EVENT("%s: accept=%d", __FUNCTION__, accept);
   2515     if (pin_code == NULL || pin_len > PIN_CODE_LEN)
   2516         return BT_STATUS_FAIL;
   2517 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   2518 
   2519     if (pairing_cb.is_le_only)
   2520     {
   2521         int i;
   2522         UINT32 passkey = 0;
   2523         int multi[] = {100000, 10000, 1000, 100, 10,1};
   2524         BD_ADDR remote_bd_addr;
   2525         bdcpy(remote_bd_addr, bd_addr->address);
   2526         for (i = 0; i < 6; i++)
   2527         {
   2528             passkey += (multi[i] * (pin_code->pin[i] - '0'));
   2529         }
   2530         BTIF_TRACE_DEBUG("btif_dm_pin_reply: passkey: %d", passkey);
   2531         BTA_DmBlePasskeyReply(remote_bd_addr, accept, passkey);
   2532 
   2533     }
   2534     else
   2535     {
   2536         BTA_DmPinReply( (UINT8 *)bd_addr->address, accept, pin_len, pin_code->pin);
   2537         if (accept)
   2538             pairing_cb.pin_code_len = pin_len;
   2539     }
   2540 #else
   2541     BTA_DmPinReply( (UINT8 *)bd_addr->address, accept, pin_len, pin_code->pin);
   2542 
   2543     if (accept)
   2544         pairing_cb.pin_code_len = pin_len;
   2545 #endif
   2546     return BT_STATUS_SUCCESS;
   2547 }
   2548 
   2549 /*******************************************************************************
   2550 **
   2551 ** Function         btif_dm_ssp_reply
   2552 **
   2553 ** Description      BT SSP Reply - Just Works, Numeric Comparison & Passkey Entry
   2554 **
   2555 ** Returns          bt_status_t
   2556 **
   2557 *******************************************************************************/
   2558 bt_status_t btif_dm_ssp_reply(const bt_bdaddr_t *bd_addr,
   2559                                  bt_ssp_variant_t variant, uint8_t accept,
   2560                                  uint32_t passkey)
   2561 {
   2562     UNUSED(passkey);
   2563 
   2564     if (variant == BT_SSP_VARIANT_PASSKEY_ENTRY)
   2565     {
   2566         /* This is not implemented in the stack.
   2567          * For devices with display, this is not needed
   2568         */
   2569         BTIF_TRACE_WARNING("%s: Not implemented", __FUNCTION__);
   2570         return BT_STATUS_FAIL;
   2571     }
   2572     /* BT_SSP_VARIANT_CONSENT & BT_SSP_VARIANT_PASSKEY_CONFIRMATION supported */
   2573     BTIF_TRACE_EVENT("%s: accept=%d", __FUNCTION__, accept);
   2574 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   2575     if (pairing_cb.is_le_only)
   2576     {
   2577         if(pairing_cb.is_le_nc)
   2578         {
   2579             BTA_DmBleConfirmReply((UINT8 *)bd_addr->address,accept);
   2580         } else {
   2581             if (accept)
   2582                 BTA_DmBleSecurityGrant((UINT8 *)bd_addr->address,BTA_DM_SEC_GRANTED);
   2583             else
   2584                 BTA_DmBleSecurityGrant((UINT8 *)bd_addr->address,BTA_DM_SEC_PAIR_NOT_SPT);
   2585         }
   2586     } else {
   2587         BTA_DmConfirm( (UINT8 *)bd_addr->address, accept);
   2588     }
   2589 #else
   2590     BTA_DmConfirm( (UINT8 *)bd_addr->address, accept);
   2591 #endif
   2592     return BT_STATUS_SUCCESS;
   2593 }
   2594 
   2595 /*******************************************************************************
   2596 **
   2597 ** Function         btif_dm_get_adapter_property
   2598 **
   2599 ** Description     Queries the BTA for the adapter property
   2600 **
   2601 ** Returns          bt_status_t
   2602 **
   2603 *******************************************************************************/
   2604 bt_status_t btif_dm_get_adapter_property(bt_property_t *prop)
   2605 {
   2606     BTIF_TRACE_EVENT("%s: type=0x%x", __FUNCTION__, prop->type);
   2607     switch (prop->type)
   2608     {
   2609         case BT_PROPERTY_BDNAME:
   2610         {
   2611             bt_bdname_t *bd_name = (bt_bdname_t*)prop->val;
   2612             strncpy((char *)bd_name->name, (char *)btif_get_default_local_name(),
   2613                    sizeof(bd_name->name) - 1);
   2614             bd_name->name[sizeof(bd_name->name) - 1] = 0;
   2615             prop->len = strlen((char *)bd_name->name);
   2616         }
   2617         break;
   2618 
   2619         case BT_PROPERTY_ADAPTER_SCAN_MODE:
   2620         {
   2621             /* if the storage does not have it. Most likely app never set it. Default is NONE */
   2622             bt_scan_mode_t *mode = (bt_scan_mode_t*)prop->val;
   2623             *mode = BT_SCAN_MODE_NONE;
   2624             prop->len = sizeof(bt_scan_mode_t);
   2625         }
   2626         break;
   2627 
   2628         case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT:
   2629         {
   2630             uint32_t *tmt = (uint32_t*)prop->val;
   2631             *tmt = 120; /* default to 120s, if not found in NV */
   2632             prop->len = sizeof(uint32_t);
   2633         }
   2634         break;
   2635 
   2636         default:
   2637             prop->len = 0;
   2638             return BT_STATUS_FAIL;
   2639     }
   2640     return BT_STATUS_SUCCESS;
   2641 }
   2642 
   2643 /*******************************************************************************
   2644 **
   2645 ** Function         btif_dm_get_remote_services
   2646 **
   2647 ** Description      Start SDP to get remote services
   2648 **
   2649 ** Returns          bt_status_t
   2650 **
   2651 *******************************************************************************/
   2652 bt_status_t btif_dm_get_remote_services(bt_bdaddr_t *remote_addr)
   2653 {
   2654     bdstr_t bdstr;
   2655 
   2656     BTIF_TRACE_EVENT("%s: remote_addr=%s", __FUNCTION__, bdaddr_to_string(remote_addr, bdstr, sizeof(bdstr)));
   2657 
   2658     BTA_DmDiscover(remote_addr->address, BTA_ALL_SERVICE_MASK,
   2659                    bte_dm_search_services_evt, TRUE);
   2660 
   2661     return BT_STATUS_SUCCESS;
   2662 }
   2663 
   2664 /*******************************************************************************
   2665 **
   2666 ** Function         btif_dm_get_remote_services_transport
   2667 **
   2668 ** Description      Start SDP to get remote services by transport
   2669 **
   2670 ** Returns          bt_status_t
   2671 **
   2672 *******************************************************************************/
   2673 bt_status_t btif_dm_get_remote_services_by_transport(bt_bdaddr_t *remote_addr, const int transport)
   2674 {
   2675     BTIF_TRACE_EVENT("%s", __func__);
   2676 
   2677     /* Set the mask extension */
   2678     tBTA_SERVICE_MASK_EXT mask_ext;
   2679     mask_ext.num_uuid = 0;
   2680     mask_ext.p_uuid = NULL;
   2681     mask_ext.srvc_mask = BTA_ALL_SERVICE_MASK;
   2682 
   2683     BTA_DmDiscoverByTransport(remote_addr->address, &mask_ext,
   2684                    bte_dm_search_services_evt, TRUE, transport);
   2685 
   2686     return BT_STATUS_SUCCESS;
   2687 }
   2688 
   2689 /*******************************************************************************
   2690 **
   2691 ** Function         btif_dm_get_remote_service_record
   2692 **
   2693 ** Description      Start SDP to get remote service record
   2694 **
   2695 **
   2696 ** Returns          bt_status_t
   2697 *******************************************************************************/
   2698 bt_status_t btif_dm_get_remote_service_record(bt_bdaddr_t *remote_addr,
   2699                                                     bt_uuid_t *uuid)
   2700 {
   2701     tSDP_UUID sdp_uuid;
   2702     bdstr_t bdstr;
   2703 
   2704     BTIF_TRACE_EVENT("%s: remote_addr=%s", __FUNCTION__, bdaddr_to_string(remote_addr, bdstr, sizeof(bdstr)));
   2705 
   2706     sdp_uuid.len = MAX_UUID_SIZE;
   2707     memcpy(sdp_uuid.uu.uuid128, uuid->uu, MAX_UUID_SIZE);
   2708 
   2709     BTA_DmDiscoverUUID(remote_addr->address, &sdp_uuid,
   2710                        bte_dm_remote_service_record_evt, TRUE);
   2711 
   2712     return BT_STATUS_SUCCESS;
   2713 }
   2714 
   2715 void btif_dm_execute_service_request(UINT16 event, char *p_param)
   2716 {
   2717     BOOLEAN b_enable = FALSE;
   2718     bt_status_t status;
   2719     if (event == BTIF_DM_ENABLE_SERVICE)
   2720     {
   2721         b_enable = TRUE;
   2722     }
   2723     status = btif_in_execute_service_request(*((tBTA_SERVICE_ID*)p_param), b_enable);
   2724     if (status == BT_STATUS_SUCCESS)
   2725     {
   2726         bt_property_t property;
   2727         bt_uuid_t local_uuids[BT_MAX_NUM_UUIDS];
   2728 
   2729         /* Now send the UUID_PROPERTY_CHANGED event to the upper layer */
   2730         BTIF_STORAGE_FILL_PROPERTY(&property, BT_PROPERTY_UUIDS,
   2731                                     sizeof(local_uuids), local_uuids);
   2732         btif_storage_get_adapter_property(&property);
   2733         HAL_CBACK(bt_hal_cbacks, adapter_properties_cb,
   2734                           BT_STATUS_SUCCESS, 1, &property);
   2735     }
   2736     return;
   2737 }
   2738 
   2739 void btif_dm_proc_io_req(BD_ADDR bd_addr, tBTA_IO_CAP *p_io_cap, tBTA_OOB_DATA *p_oob_data,
   2740                       tBTA_AUTH_REQ *p_auth_req, BOOLEAN is_orig)
   2741 {
   2742     UINT8   yes_no_bit = BTA_AUTH_SP_YES & *p_auth_req;
   2743     /* if local initiated:
   2744     **      1. set DD + MITM
   2745     ** if remote initiated:
   2746     **      1. Copy over the auth_req from peer's io_rsp
   2747     **      2. Set the MITM if peer has it set or if peer has DisplayYesNo (iPhone)
   2748     ** as a fallback set MITM+GB if peer had MITM set
   2749     */
   2750     UNUSED (bd_addr);
   2751     UNUSED (p_io_cap);
   2752     UNUSED (p_oob_data);
   2753 
   2754     BTIF_TRACE_DEBUG("+%s: p_auth_req=%d", __FUNCTION__, *p_auth_req);
   2755     if(pairing_cb.is_local_initiated)
   2756     {
   2757         /* if initing/responding to a dedicated bonding, use dedicate bonding bit */
   2758         *p_auth_req = BTA_AUTH_DD_BOND | BTA_AUTH_SP_YES;
   2759     }
   2760     else if (!is_orig)
   2761     {
   2762         /* peer initiated paring. They probably know what they want.
   2763         ** Copy the mitm from peer device.
   2764         */
   2765         BTIF_TRACE_DEBUG("%s: setting p_auth_req to peer's: %d",
   2766                 __FUNCTION__, pairing_cb.auth_req);
   2767         *p_auth_req = (pairing_cb.auth_req & BTA_AUTH_BONDS);
   2768 
   2769         /* copy over the MITM bit as well. In addition if the peer has DisplayYesNo, force MITM */
   2770         if ((yes_no_bit) || (pairing_cb.io_cap & BTM_IO_CAP_IO) )
   2771             *p_auth_req |= BTA_AUTH_SP_YES;
   2772     }
   2773     else if (yes_no_bit)
   2774     {
   2775         /* set the general bonding bit for stored device */
   2776         *p_auth_req = BTA_AUTH_GEN_BOND | yes_no_bit;
   2777     }
   2778     BTIF_TRACE_DEBUG("-%s: p_auth_req=%d", __FUNCTION__, *p_auth_req);
   2779 }
   2780 
   2781 void btif_dm_proc_io_rsp(BD_ADDR bd_addr, tBTA_IO_CAP io_cap,
   2782                       tBTA_OOB_DATA oob_data, tBTA_AUTH_REQ auth_req)
   2783 {
   2784     UNUSED (bd_addr);
   2785     UNUSED (oob_data);
   2786 
   2787     if(auth_req & BTA_AUTH_BONDS)
   2788     {
   2789         BTIF_TRACE_DEBUG("%s auth_req:%d", __FUNCTION__, auth_req);
   2790         pairing_cb.auth_req = auth_req;
   2791         pairing_cb.io_cap = io_cap;
   2792     }
   2793 }
   2794 
   2795 void btif_dm_set_oob_for_io_req(tBTA_OOB_DATA  *p_has_oob_data)
   2796 {
   2797     if (is_empty_128bit(oob_cb.oob_data.c192))
   2798     {
   2799         *p_has_oob_data = FALSE;
   2800     }
   2801     else
   2802     {
   2803         *p_has_oob_data = TRUE;
   2804     }
   2805     BTIF_TRACE_DEBUG("%s: *p_has_oob_data=%d", __func__, *p_has_oob_data);
   2806 }
   2807 
   2808 void btif_dm_set_oob_for_le_io_req(BD_ADDR bd_addr, tBTA_OOB_DATA  *p_has_oob_data,
   2809                                    tBTA_LE_AUTH_REQ *p_auth_req)
   2810 {
   2811 
   2812     /* We currently support only Security Manager TK as OOB data for LE transport.
   2813        If it's not present mark no OOB data.
   2814      */
   2815     if (!is_empty_128bit(oob_cb.oob_data.sm_tk))
   2816     {
   2817         /* make sure OOB data is for this particular device */
   2818         if (memcmp(bd_addr, oob_cb.bdaddr, BD_ADDR_LEN) == 0) {
   2819             // When using OOB with TK, SC Secure Connections bit must be disabled.
   2820             tBTA_LE_AUTH_REQ mask = ~BTM_LE_AUTH_REQ_SC_ONLY;
   2821             *p_auth_req = ((*p_auth_req) & mask);
   2822 
   2823             *p_has_oob_data = TRUE;
   2824         }
   2825         else
   2826         {
   2827             *p_has_oob_data = FALSE;
   2828             BTIF_TRACE_WARNING("%s: remote address didn't match OOB data address",
   2829                                __func__);
   2830         }
   2831     }
   2832     else
   2833     {
   2834         *p_has_oob_data = FALSE;
   2835     }
   2836     BTIF_TRACE_DEBUG("%s *p_has_oob_data=%d", __func__, *p_has_oob_data);
   2837 }
   2838 
   2839 #ifdef BTIF_DM_OOB_TEST
   2840 void btif_dm_load_local_oob(void)
   2841 {
   2842     char prop_oob[PROPERTY_VALUE_MAX];
   2843     osi_property_get("service.brcm.bt.oob", prop_oob, "3");
   2844     BTIF_TRACE_DEBUG("%s: prop_oob = %s", __func__, prop_oob);
   2845     if (prop_oob[0] != '3')
   2846     {
   2847         if (is_empty_128bit(oob_cb.oob_data.c192))
   2848         {
   2849             BTIF_TRACE_DEBUG("%s: read OOB, call BTA_DmLocalOob()", __func__);
   2850             BTA_DmLocalOob();
   2851         }
   2852     }
   2853 }
   2854 
   2855 void btif_dm_proc_loc_oob(BOOLEAN valid, BT_OCTET16 c, BT_OCTET16 r)
   2856 {
   2857     FILE *fp;
   2858     char *path_a = "/data/misc/bluedroid/LOCAL/a.key";
   2859     char *path_b = "/data/misc/bluedroid/LOCAL/b.key";
   2860     char *path = NULL;
   2861     char prop_oob[PROPERTY_VALUE_MAX];
   2862     BTIF_TRACE_DEBUG("%s: valid=%d", __func__, valid);
   2863     if (is_empty_128bit(oob_cb.oob_data.c192) && valid)
   2864     {
   2865         BTIF_TRACE_DEBUG("save local OOB data in memory");
   2866         memcpy(oob_cb.oob_data.c192, c, BT_OCTET16_LEN);
   2867         memcpy(oob_cb.oob_data.r192, r, BT_OCTET16_LEN);
   2868         osi_property_get("service.brcm.bt.oob", prop_oob, "3");
   2869         BTIF_TRACE_DEBUG("%s: prop_oob = %s", __func__, prop_oob);
   2870         if (prop_oob[0] == '1')
   2871             path = path_a;
   2872         else if (prop_oob[0] == '2')
   2873             path = path_b;
   2874         if (path)
   2875         {
   2876             fp = fopen(path, "wb+");
   2877             if (fp == NULL)
   2878             {
   2879                 BTIF_TRACE_DEBUG("%s: failed to save local OOB data to %s", __func__, path);
   2880             }
   2881             else
   2882             {
   2883                 BTIF_TRACE_DEBUG("%s: save local OOB data into file %s", __func__, path);
   2884                 fwrite (c , 1 , BT_OCTET16_LEN , fp );
   2885                 fwrite (r , 1 , BT_OCTET16_LEN , fp );
   2886                 fclose(fp);
   2887             }
   2888         }
   2889     }
   2890 }
   2891 
   2892 /*******************************************************************************
   2893 **
   2894 ** Function         btif_dm_get_smp_config
   2895 **
   2896 ** Description      Retrieve the SMP pairing options from the bt_stack.conf
   2897 **                  file. To provide specific pairing options for the host
   2898 **                  add a node with label "SmpOptions" to the config file
   2899 **                  and assign it a comma separated list of 5 values in the
   2900 **                  format: auth, io, ikey, rkey, ksize, oob
   2901 **                  eg: PTS_SmpOptions=0xD,0x4,0xf,0xf,0x10
   2902 **
   2903 ** Parameters:      tBTE_APPL_CFG*: pointer to struct defining pairing options
   2904 **
   2905 ** Returns          TRUE if the options were successfully read, else FALSE
   2906 **
   2907 *******************************************************************************/
   2908 BOOLEAN btif_dm_get_smp_config(tBTE_APPL_CFG* p_cfg) {
   2909 
   2910     if(!stack_config_get_interface()->get_pts_smp_options()) {
   2911         BTIF_TRACE_DEBUG ("%s: SMP options not found in configuration", __func__);
   2912         return FALSE;
   2913     }
   2914 
   2915     char conf[64];
   2916     const char* recv = stack_config_get_interface()->get_pts_smp_options();
   2917     char* pch;
   2918     char* endptr;
   2919 
   2920     strncpy(conf, recv, 64);
   2921     conf[63] = 0; // null terminate
   2922 
   2923     if ((pch = strtok(conf, ",")) != NULL)
   2924         p_cfg->ble_auth_req = (UINT8) strtoul(pch, &endptr, 16);
   2925     else
   2926         return FALSE;
   2927 
   2928     if ((pch = strtok(NULL, ",")) != NULL)
   2929         p_cfg->ble_io_cap =  (UINT8) strtoul(pch, &endptr, 16);
   2930     else
   2931         return FALSE;
   2932 
   2933     if ((pch = strtok(NULL, ",")) != NULL)
   2934         p_cfg->ble_init_key =  (UINT8) strtoul(pch, &endptr, 16);
   2935     else
   2936         return FALSE;
   2937 
   2938     if ((pch = strtok(NULL, ",")) != NULL)
   2939         p_cfg->ble_resp_key =  (UINT8) strtoul(pch, &endptr, 16);
   2940     else
   2941         return FALSE;
   2942 
   2943     if ((pch = strtok(NULL, ",")) != NULL)
   2944         p_cfg->ble_max_key_size =  (UINT8) strtoul(pch, &endptr, 16);
   2945     else
   2946         return FALSE;
   2947 
   2948     return TRUE;
   2949 }
   2950 
   2951 BOOLEAN btif_dm_proc_rmt_oob(BD_ADDR bd_addr,  BT_OCTET16 p_c, BT_OCTET16 p_r)
   2952 {
   2953     char t[128];
   2954     FILE *fp;
   2955     char *path_a = "/data/misc/bluedroid/LOCAL/a.key";
   2956     char *path_b = "/data/misc/bluedroid/LOCAL/b.key";
   2957     char *path = NULL;
   2958     char prop_oob[PROPERTY_VALUE_MAX];
   2959     BOOLEAN result = FALSE;
   2960     bt_bdaddr_t bt_bd_addr;
   2961     bdcpy(oob_cb.bdaddr, bd_addr);
   2962     osi_property_get("service.brcm.bt.oob", prop_oob, "3");
   2963     BTIF_TRACE_DEBUG("%s: prop_oob = %s", __func__, prop_oob);
   2964     if (prop_oob[0] == '1')
   2965         path = path_b;
   2966     else if (prop_oob[0] == '2')
   2967         path = path_a;
   2968     if (path)
   2969     {
   2970         fp = fopen(path, "rb");
   2971         if (fp == NULL)
   2972         {
   2973             BTIF_TRACE_DEBUG("%s: failed to read OOB keys from %s", __func__, path);
   2974             return FALSE;
   2975         }
   2976         else
   2977         {
   2978             BTIF_TRACE_DEBUG("%s: read OOB data from %s", __func__, path);
   2979             fread (p_c , 1 , BT_OCTET16_LEN , fp );
   2980             fread (p_r , 1 , BT_OCTET16_LEN , fp );
   2981             fclose(fp);
   2982         }
   2983         BTIF_TRACE_DEBUG("----%s: TRUE", __func__);
   2984         sprintf(t, "%02x:%02x:%02x:%02x:%02x:%02x",
   2985                 oob_cb.bdaddr[0], oob_cb.bdaddr[1], oob_cb.bdaddr[2],
   2986                 oob_cb.bdaddr[3], oob_cb.bdaddr[4], oob_cb.bdaddr[5]);
   2987         BTIF_TRACE_DEBUG("----%s: peer_bdaddr = %s", __func__, t);
   2988         sprintf(t, "%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
   2989                 p_c[0], p_c[1], p_c[2],  p_c[3],  p_c[4],  p_c[5],  p_c[6],  p_c[7],
   2990                 p_c[8], p_c[9], p_c[10], p_c[11], p_c[12], p_c[13], p_c[14], p_c[15]);
   2991         BTIF_TRACE_DEBUG("----%s: c = %s", __func__, t);
   2992         sprintf(t, "%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
   2993                 p_r[0], p_r[1], p_r[2],  p_r[3],  p_r[4],  p_r[5],  p_r[6],  p_r[7],
   2994                 p_r[8], p_r[9], p_r[10], p_r[11], p_r[12], p_r[13], p_r[14], p_r[15]);
   2995         BTIF_TRACE_DEBUG("----%s: r = %s", __func__, t);
   2996         bdcpy(bt_bd_addr.address, bd_addr);
   2997         btif_transfer_context(btif_dm_generic_evt, BTIF_DM_CB_BOND_STATE_BONDING,
   2998                               (char *)&bt_bd_addr, sizeof(bt_bdaddr_t), NULL);
   2999         result = TRUE;
   3000     }
   3001     BTIF_TRACE_DEBUG("%s: result=%d", __func__, result);
   3002     return result;
   3003 }
   3004 #endif /*  BTIF_DM_OOB_TEST */
   3005 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   3006 
   3007 static void btif_dm_ble_key_notif_evt(tBTA_DM_SP_KEY_NOTIF *p_ssp_key_notif)
   3008 {
   3009     bt_bdaddr_t bd_addr;
   3010     bt_bdname_t bd_name;
   3011     UINT32 cod;
   3012     int dev_type;
   3013 
   3014     BTIF_TRACE_DEBUG("%s", __FUNCTION__);
   3015 
   3016     /* Remote name update */
   3017     if (!btif_get_device_type(p_ssp_key_notif->bd_addr, &dev_type))
   3018     {
   3019         dev_type = BT_DEVICE_TYPE_BLE;
   3020     }
   3021     btif_dm_update_ble_remote_properties(p_ssp_key_notif->bd_addr , p_ssp_key_notif->bd_name,
   3022                                          (tBT_DEVICE_TYPE) dev_type);
   3023     bdcpy(bd_addr.address, p_ssp_key_notif->bd_addr);
   3024     memcpy(bd_name.name, p_ssp_key_notif->bd_name, BD_NAME_LEN);
   3025 
   3026     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
   3027     pairing_cb.is_ssp = FALSE;
   3028     cod = COD_UNCLASSIFIED;
   3029 
   3030     HAL_CBACK(bt_hal_cbacks, ssp_request_cb, &bd_addr, &bd_name,
   3031               cod, BT_SSP_VARIANT_PASSKEY_NOTIFICATION,
   3032               p_ssp_key_notif->passkey);
   3033 }
   3034 
   3035 /*******************************************************************************
   3036 **
   3037 ** Function         btif_dm_ble_auth_cmpl_evt
   3038 **
   3039 ** Description      Executes authentication complete event in btif context
   3040 **
   3041 ** Returns          void
   3042 **
   3043 *******************************************************************************/
   3044 static void btif_dm_ble_auth_cmpl_evt (tBTA_DM_AUTH_CMPL *p_auth_cmpl)
   3045 {
   3046     /* Save link key, if not temporary */
   3047     bt_bdaddr_t bd_addr;
   3048     bt_status_t status = BT_STATUS_FAIL;
   3049     bt_bond_state_t state = BT_BOND_STATE_NONE;
   3050 
   3051     bdcpy(bd_addr.address, p_auth_cmpl->bd_addr);
   3052 
   3053     /* Clear OOB data */
   3054     memset(&oob_cb, 0, sizeof(oob_cb));
   3055 
   3056     if ( (p_auth_cmpl->success == TRUE) && (p_auth_cmpl->key_present) )
   3057     {
   3058         /* store keys */
   3059     }
   3060     if (p_auth_cmpl->success)
   3061     {
   3062         status = BT_STATUS_SUCCESS;
   3063         state = BT_BOND_STATE_BONDED;
   3064         int addr_type;
   3065         bt_bdaddr_t bdaddr;
   3066         bdcpy(bdaddr.address, p_auth_cmpl->bd_addr);
   3067         if (btif_storage_get_remote_addr_type(&bdaddr, &addr_type) != BT_STATUS_SUCCESS)
   3068             btif_storage_set_remote_addr_type(&bdaddr, p_auth_cmpl->addr_type);
   3069 
   3070         /* Test for temporary bonding */
   3071         if (btm_get_bond_type_dev(p_auth_cmpl->bd_addr) == BOND_TYPE_TEMPORARY) {
   3072             BTIF_TRACE_DEBUG("%s: sending BT_BOND_STATE_NONE for Temp pairing",
   3073                              __func__);
   3074             btif_storage_remove_bonded_device(&bdaddr);
   3075             state = BT_BOND_STATE_NONE;
   3076         } else {
   3077             btif_dm_save_ble_bonding_keys();
   3078             BTA_GATTC_Refresh(bd_addr.address);
   3079             btif_dm_get_remote_services_by_transport(&bd_addr, BTA_GATT_TRANSPORT_LE);
   3080         }
   3081     }
   3082     else
   3083     {
   3084         /*Map the HCI fail reason  to  bt status  */
   3085         switch (p_auth_cmpl->fail_reason)
   3086         {
   3087             case BTA_DM_AUTH_SMP_PAIR_AUTH_FAIL:
   3088             case BTA_DM_AUTH_SMP_CONFIRM_VALUE_FAIL:
   3089             case BTA_DM_AUTH_SMP_UNKNOWN_ERR:
   3090             case BTA_DM_AUTH_SMP_CONN_TOUT:
   3091                 btif_dm_remove_ble_bonding_keys();
   3092                 status = BT_STATUS_AUTH_FAILURE;
   3093                 break;
   3094             case BTA_DM_AUTH_SMP_PAIR_NOT_SUPPORT:
   3095                 status = BT_STATUS_AUTH_REJECTED;
   3096                 break;
   3097             default:
   3098                 btif_dm_remove_ble_bonding_keys();
   3099                 status =  BT_STATUS_FAIL;
   3100                 break;
   3101         }
   3102     }
   3103     bond_state_changed(status, &bd_addr, state);
   3104 }
   3105 
   3106 void    btif_dm_load_ble_local_keys(void)
   3107 {
   3108     memset(&ble_local_key_cb, 0, sizeof(btif_dm_local_key_cb_t));
   3109 
   3110     if (btif_storage_get_ble_local_key(BTIF_DM_LE_LOCAL_KEY_ER,(char*)&ble_local_key_cb.er[0],
   3111                                        BT_OCTET16_LEN)== BT_STATUS_SUCCESS)
   3112     {
   3113         ble_local_key_cb.is_er_rcvd = TRUE;
   3114         BTIF_TRACE_DEBUG("%s BLE ER key loaded",__FUNCTION__ );
   3115     }
   3116 
   3117     if ((btif_storage_get_ble_local_key(BTIF_DM_LE_LOCAL_KEY_IR,(char*)&ble_local_key_cb.id_keys.ir[0],
   3118                                         BT_OCTET16_LEN)== BT_STATUS_SUCCESS )&&
   3119         (btif_storage_get_ble_local_key(BTIF_DM_LE_LOCAL_KEY_IRK, (char*)&ble_local_key_cb.id_keys.irk[0],
   3120                                         BT_OCTET16_LEN)== BT_STATUS_SUCCESS)&&
   3121         (btif_storage_get_ble_local_key(BTIF_DM_LE_LOCAL_KEY_DHK,(char*)&ble_local_key_cb.id_keys.dhk[0],
   3122                                         BT_OCTET16_LEN)== BT_STATUS_SUCCESS))
   3123     {
   3124         ble_local_key_cb.is_id_keys_rcvd = TRUE;
   3125         BTIF_TRACE_DEBUG("%s BLE ID keys loaded",__FUNCTION__ );
   3126     }
   3127 
   3128 }
   3129 void    btif_dm_get_ble_local_keys(tBTA_DM_BLE_LOCAL_KEY_MASK *p_key_mask, BT_OCTET16 er,
   3130                                    tBTA_BLE_LOCAL_ID_KEYS *p_id_keys)
   3131 {
   3132     if (ble_local_key_cb.is_er_rcvd )
   3133     {
   3134         memcpy(&er[0], &ble_local_key_cb.er[0], sizeof(BT_OCTET16));
   3135         *p_key_mask |= BTA_BLE_LOCAL_KEY_TYPE_ER;
   3136     }
   3137 
   3138     if (ble_local_key_cb.is_id_keys_rcvd)
   3139     {
   3140         memcpy(&p_id_keys->ir[0], &ble_local_key_cb.id_keys.ir[0], sizeof(BT_OCTET16));
   3141         memcpy(&p_id_keys->irk[0],  &ble_local_key_cb.id_keys.irk[0], sizeof(BT_OCTET16));
   3142         memcpy(&p_id_keys->dhk[0],  &ble_local_key_cb.id_keys.dhk[0], sizeof(BT_OCTET16));
   3143         *p_key_mask |= BTA_BLE_LOCAL_KEY_TYPE_ID;
   3144     }
   3145     BTIF_TRACE_DEBUG("%s  *p_key_mask=0x%02x",__FUNCTION__,   *p_key_mask);
   3146 }
   3147 
   3148 void btif_dm_save_ble_bonding_keys(void)
   3149 {
   3150 
   3151     bt_bdaddr_t bd_addr;
   3152 
   3153     BTIF_TRACE_DEBUG("%s",__FUNCTION__ );
   3154 
   3155     bdcpy(bd_addr.address, pairing_cb.bd_addr);
   3156 
   3157     if (pairing_cb.ble.is_penc_key_rcvd)
   3158     {
   3159         btif_storage_add_ble_bonding_key(&bd_addr,
   3160                                          (char *) &pairing_cb.ble.penc_key,
   3161                                          BTIF_DM_LE_KEY_PENC,
   3162                                          sizeof(tBTM_LE_PENC_KEYS));
   3163     }
   3164 
   3165     if (pairing_cb.ble.is_pid_key_rcvd)
   3166     {
   3167         btif_storage_add_ble_bonding_key(&bd_addr,
   3168                                          (char *) &pairing_cb.ble.pid_key,
   3169                                          BTIF_DM_LE_KEY_PID,
   3170                                          sizeof(tBTM_LE_PID_KEYS));
   3171     }
   3172 
   3173     if (pairing_cb.ble.is_pcsrk_key_rcvd)
   3174     {
   3175         btif_storage_add_ble_bonding_key(&bd_addr,
   3176                                          (char *) &pairing_cb.ble.pcsrk_key,
   3177                                          BTIF_DM_LE_KEY_PCSRK,
   3178                                          sizeof(tBTM_LE_PCSRK_KEYS));
   3179     }
   3180 
   3181     if (pairing_cb.ble.is_lenc_key_rcvd)
   3182     {
   3183         btif_storage_add_ble_bonding_key(&bd_addr,
   3184                                          (char *) &pairing_cb.ble.lenc_key,
   3185                                          BTIF_DM_LE_KEY_LENC,
   3186                                          sizeof(tBTM_LE_LENC_KEYS));
   3187     }
   3188 
   3189     if (pairing_cb.ble.is_lcsrk_key_rcvd)
   3190     {
   3191         btif_storage_add_ble_bonding_key(&bd_addr,
   3192                                          (char *) &pairing_cb.ble.lcsrk_key,
   3193                                          BTIF_DM_LE_KEY_LCSRK,
   3194                                          sizeof(tBTM_LE_LCSRK_KEYS));
   3195     }
   3196 
   3197     if (pairing_cb.ble.is_lidk_key_rcvd)
   3198     {
   3199         btif_storage_add_ble_bonding_key(&bd_addr,
   3200                                          NULL,
   3201                                          BTIF_DM_LE_KEY_LID,
   3202                                          0);
   3203     }
   3204 
   3205 }
   3206 
   3207 void btif_dm_remove_ble_bonding_keys(void)
   3208 {
   3209     bt_bdaddr_t bd_addr;
   3210 
   3211     BTIF_TRACE_DEBUG("%s",__FUNCTION__ );
   3212 
   3213     bdcpy(bd_addr.address, pairing_cb.bd_addr);
   3214     btif_storage_remove_ble_bonding_keys(&bd_addr);
   3215 }
   3216 
   3217 /*******************************************************************************
   3218 **
   3219 ** Function         btif_dm_ble_sec_req_evt
   3220 **
   3221 ** Description      Eprocess security request event in btif context
   3222 **
   3223 ** Returns          void
   3224 **
   3225 *******************************************************************************/
   3226 void btif_dm_ble_sec_req_evt(tBTA_DM_BLE_SEC_REQ *p_ble_req)
   3227 {
   3228     bt_bdaddr_t bd_addr;
   3229     bt_bdname_t bd_name;
   3230     UINT32 cod;
   3231     int dev_type;
   3232 
   3233     BTIF_TRACE_DEBUG("%s", __FUNCTION__);
   3234 
   3235     if (pairing_cb.state == BT_BOND_STATE_BONDING)
   3236     {
   3237         BTIF_TRACE_DEBUG("%s Discard security request", __FUNCTION__);
   3238         return;
   3239     }
   3240 
   3241     /* Remote name update */
   3242     if (!btif_get_device_type(p_ble_req->bd_addr, &dev_type))
   3243     {
   3244         dev_type = BT_DEVICE_TYPE_BLE;
   3245     }
   3246     btif_dm_update_ble_remote_properties(p_ble_req->bd_addr, p_ble_req->bd_name,
   3247                                          (tBT_DEVICE_TYPE) dev_type);
   3248 
   3249     bdcpy(bd_addr.address, p_ble_req->bd_addr);
   3250     memcpy(bd_name.name, p_ble_req->bd_name, BD_NAME_LEN);
   3251 
   3252     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
   3253 
   3254     pairing_cb.bond_type = BOND_TYPE_PERSISTENT;
   3255     pairing_cb.is_le_only = TRUE;
   3256     pairing_cb.is_le_nc = FALSE;
   3257     pairing_cb.is_ssp = TRUE;
   3258     btm_set_bond_type_dev(p_ble_req->bd_addr, pairing_cb.bond_type);
   3259 
   3260     cod = COD_UNCLASSIFIED;
   3261 
   3262     HAL_CBACK(bt_hal_cbacks, ssp_request_cb, &bd_addr, &bd_name, cod,
   3263               BT_SSP_VARIANT_CONSENT, 0);
   3264 }
   3265 
   3266 /*******************************************************************************
   3267 **
   3268 ** Function         btif_dm_ble_passkey_req_evt
   3269 **
   3270 ** Description      Executes pin request event in btif context
   3271 **
   3272 ** Returns          void
   3273 **
   3274 *******************************************************************************/
   3275 static void btif_dm_ble_passkey_req_evt(tBTA_DM_PIN_REQ *p_pin_req)
   3276 {
   3277     bt_bdaddr_t bd_addr;
   3278     bt_bdname_t bd_name;
   3279     UINT32 cod;
   3280     int dev_type;
   3281 
   3282     /* Remote name update */
   3283     if (!btif_get_device_type(p_pin_req->bd_addr, &dev_type))
   3284     {
   3285         dev_type = BT_DEVICE_TYPE_BLE;
   3286     }
   3287     btif_dm_update_ble_remote_properties(p_pin_req->bd_addr,p_pin_req->bd_name,
   3288                                          (tBT_DEVICE_TYPE) dev_type);
   3289 
   3290     bdcpy(bd_addr.address, p_pin_req->bd_addr);
   3291     memcpy(bd_name.name, p_pin_req->bd_name, BD_NAME_LEN);
   3292 
   3293     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
   3294     pairing_cb.is_le_only = TRUE;
   3295 
   3296     cod = COD_UNCLASSIFIED;
   3297 
   3298     HAL_CBACK(bt_hal_cbacks, pin_request_cb,
   3299               &bd_addr, &bd_name, cod, FALSE);
   3300 }
   3301 static void btif_dm_ble_key_nc_req_evt(tBTA_DM_SP_KEY_NOTIF *p_notif_req)
   3302 {
   3303     /* TODO implement key notification for numeric comparison */
   3304     BTIF_TRACE_DEBUG("%s", __FUNCTION__);
   3305 
   3306     /* Remote name update */
   3307     btif_update_remote_properties(p_notif_req->bd_addr , p_notif_req->bd_name,
   3308                                           NULL, BT_DEVICE_TYPE_BLE);
   3309 
   3310     bt_bdaddr_t bd_addr;
   3311     bdcpy(bd_addr.address, p_notif_req->bd_addr);
   3312 
   3313     bt_bdname_t bd_name;
   3314     memcpy(bd_name.name, p_notif_req->bd_name, BD_NAME_LEN);
   3315 
   3316     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
   3317     pairing_cb.is_ssp = FALSE;
   3318     pairing_cb.is_le_only = TRUE;
   3319     pairing_cb.is_le_nc = TRUE;
   3320 
   3321     HAL_CBACK(bt_hal_cbacks, ssp_request_cb, &bd_addr, &bd_name,
   3322               COD_UNCLASSIFIED, BT_SSP_VARIANT_PASSKEY_CONFIRMATION,
   3323               p_notif_req->passkey);
   3324 }
   3325 
   3326 static void btif_dm_ble_oob_req_evt(tBTA_DM_SP_RMT_OOB *req_oob_type)
   3327 {
   3328     BTIF_TRACE_DEBUG("%s", __FUNCTION__);
   3329 
   3330     bt_bdaddr_t bd_addr;
   3331     bdcpy(bd_addr.address, req_oob_type->bd_addr);
   3332 
   3333     /* We currently support only Security Manager TK as OOB data. We already
   3334      * checked if it's present in btif_dm_set_oob_for_le_io_req, but check here
   3335      * again. If it's not present do nothing, pairing will timeout.
   3336      */
   3337     if (is_empty_128bit(oob_cb.oob_data.sm_tk)) {
   3338         return;
   3339     }
   3340 
   3341     /* make sure OOB data is for this particular device */
   3342     if (memcmp(req_oob_type->bd_addr, oob_cb.bdaddr, BD_ADDR_LEN) != 0) {
   3343         BTIF_TRACE_WARNING("%s: remote address didn't match OOB data address", __func__);
   3344         return;
   3345     }
   3346 
   3347     /* Remote name update */
   3348     btif_update_remote_properties(req_oob_type->bd_addr , req_oob_type->bd_name,
   3349                                           NULL, BT_DEVICE_TYPE_BLE);
   3350 
   3351     bond_state_changed(BT_STATUS_SUCCESS, &bd_addr, BT_BOND_STATE_BONDING);
   3352     pairing_cb.is_ssp = FALSE;
   3353     pairing_cb.is_le_only = TRUE;
   3354     pairing_cb.is_le_nc = FALSE;
   3355 
   3356     BTM_BleOobDataReply(req_oob_type->bd_addr, 0, 16, oob_cb.oob_data.sm_tk);
   3357 }
   3358 
   3359 void btif_dm_update_ble_remote_properties( BD_ADDR bd_addr, BD_NAME bd_name,
   3360                                            tBT_DEVICE_TYPE dev_type)
   3361 {
   3362    btif_update_remote_properties(bd_addr,bd_name,NULL,dev_type);
   3363 }
   3364 
   3365 static void btif_dm_ble_tx_test_cback(void *p)
   3366 {
   3367     btif_transfer_context(btif_dm_generic_evt, BTIF_DM_CB_LE_TX_TEST,
   3368                           (char *)p, 1, NULL);
   3369 }
   3370 
   3371 static void btif_dm_ble_rx_test_cback(void *p)
   3372 {
   3373     btif_transfer_context(btif_dm_generic_evt, BTIF_DM_CB_LE_RX_TEST,
   3374                           (char *)p, 1, NULL);
   3375 }
   3376 
   3377 static void btif_dm_ble_test_end_cback(void *p)
   3378 {
   3379     btif_transfer_context(btif_dm_generic_evt, BTIF_DM_CB_LE_TEST_END,
   3380                           (char *)p, 3, NULL);
   3381 }
   3382 /*******************************************************************************
   3383 **
   3384 ** Function         btif_le_test_mode
   3385 **
   3386 ** Description     Sends a HCI BLE Test command to the Controller
   3387 **
   3388 ** Returns          BT_STATUS_SUCCESS on success
   3389 **
   3390 *******************************************************************************/
   3391 bt_status_t btif_le_test_mode(uint16_t opcode, uint8_t *buf, uint8_t len)
   3392 {
   3393      switch (opcode) {
   3394          case HCI_BLE_TRANSMITTER_TEST:
   3395              if (len != 3) return BT_STATUS_PARM_INVALID;
   3396              BTM_BleTransmitterTest(buf[0],buf[1],buf[2], btif_dm_ble_tx_test_cback);
   3397              break;
   3398          case HCI_BLE_RECEIVER_TEST:
   3399              if (len != 1) return BT_STATUS_PARM_INVALID;
   3400              BTM_BleReceiverTest(buf[0], btif_dm_ble_rx_test_cback);
   3401              break;
   3402          case HCI_BLE_TEST_END:
   3403              BTM_BleTestEnd((tBTM_CMPL_CB*) btif_dm_ble_test_end_cback);
   3404              break;
   3405          default:
   3406              BTIF_TRACE_ERROR("%s: Unknown LE Test Mode Command 0x%x", __FUNCTION__, opcode);
   3407              return BT_STATUS_UNSUPPORTED;
   3408      }
   3409      return BT_STATUS_SUCCESS;
   3410 }
   3411 #endif
   3412 
   3413 void btif_dm_on_disable()
   3414 {
   3415     /* cancel any pending pairing requests */
   3416     if (pairing_cb.state == BT_BOND_STATE_BONDING)
   3417     {
   3418         bt_bdaddr_t bd_addr;
   3419 
   3420         BTIF_TRACE_DEBUG("%s: Cancel pending pairing request", __FUNCTION__);
   3421         bdcpy(bd_addr.address, pairing_cb.bd_addr);
   3422         btif_dm_cancel_bond(&bd_addr);
   3423     }
   3424 }
   3425 
   3426 /*******************************************************************************
   3427 **
   3428 ** Function         btif_dm_read_energy_info
   3429 **
   3430 ** Description     Reads the energy info from controller
   3431 **
   3432 ** Returns         void
   3433 **
   3434 *******************************************************************************/
   3435 void btif_dm_read_energy_info()
   3436 {
   3437 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
   3438     BTA_DmBleGetEnergyInfo(bta_energy_info_cb);
   3439 #endif
   3440 }
   3441 
   3442 static char* btif_get_default_local_name() {
   3443     if (btif_default_local_name[0] == '\0')
   3444     {
   3445         int max_len = sizeof(btif_default_local_name) - 1;
   3446         if (BTM_DEF_LOCAL_NAME[0] != '\0')
   3447         {
   3448             strncpy(btif_default_local_name, BTM_DEF_LOCAL_NAME, max_len);
   3449         }
   3450         else
   3451         {
   3452             char prop_model[PROPERTY_VALUE_MAX];
   3453             osi_property_get(PROPERTY_PRODUCT_MODEL, prop_model, "");
   3454             strncpy(btif_default_local_name, prop_model, max_len);
   3455         }
   3456         btif_default_local_name[max_len] = '\0';
   3457     }
   3458     return btif_default_local_name;
   3459 }
   3460 
   3461 static void btif_stats_add_bond_event(const bt_bdaddr_t *bd_addr,
   3462                                       bt_bond_function_t function,
   3463                                       bt_bond_state_t state) {
   3464     pthread_mutex_lock(&bond_event_lock);
   3465 
   3466     btif_bond_event_t* event = &btif_dm_bond_events[btif_events_end_index];
   3467     memcpy(&event->bd_addr, bd_addr, sizeof(bt_bdaddr_t));
   3468     event->function = function;
   3469     event->state = state;
   3470     clock_gettime(CLOCK_REALTIME, &event->timestamp);
   3471 
   3472     btif_num_bond_events++;
   3473     btif_events_end_index = (btif_events_end_index + 1) % (MAX_BTIF_BOND_EVENT_ENTRIES + 1);
   3474     if (btif_events_end_index == btif_events_start_index) {
   3475         btif_events_start_index = (btif_events_start_index + 1) % (MAX_BTIF_BOND_EVENT_ENTRIES + 1);
   3476     }
   3477 
   3478     int type;
   3479     btif_get_device_type(bd_addr->address, &type);
   3480 
   3481     device_type_t device_type;
   3482     switch (type) {
   3483         case BT_DEVICE_TYPE_BREDR:
   3484             device_type = DEVICE_TYPE_BREDR;
   3485             break;
   3486         case BT_DEVICE_TYPE_BLE:
   3487             device_type = DEVICE_TYPE_LE;
   3488             break;
   3489         case BT_DEVICE_TYPE_DUMO:
   3490             device_type = DEVICE_TYPE_DUMO;
   3491             break;
   3492         default:
   3493             device_type = DEVICE_TYPE_UNKNOWN;
   3494             break;
   3495     }
   3496 
   3497     uint32_t cod = get_cod(bd_addr);
   3498     uint64_t ts = event->timestamp.tv_sec * 1000 +
   3499                   event->timestamp.tv_nsec / 1000000;
   3500     metrics_pair_event(0, ts, cod, device_type);
   3501 
   3502     pthread_mutex_unlock(&bond_event_lock);
   3503 }
   3504 
   3505 void btif_debug_bond_event_dump(int fd) {
   3506     pthread_mutex_lock(&bond_event_lock);
   3507     dprintf(fd, "\nBond Events: \n");
   3508     dprintf(fd, "  Total Number of events: %zu\n", btif_num_bond_events);
   3509     if (btif_num_bond_events > 0)
   3510         dprintf(fd, "  Time          BD_ADDR            Function             State\n");
   3511 
   3512     for (size_t i = btif_events_start_index; i != btif_events_end_index;
   3513          i = (i + 1) % (MAX_BTIF_BOND_EVENT_ENTRIES + 1)) {
   3514         btif_bond_event_t* event = &btif_dm_bond_events[i];
   3515 
   3516         char eventtime[20];
   3517         char temptime[20];
   3518         struct tm *tstamp = localtime(&event->timestamp.tv_sec);
   3519         strftime(temptime, sizeof(temptime), "%H:%M:%S", tstamp);
   3520         snprintf(eventtime, sizeof(eventtime), "%s.%03ld", temptime,
   3521                  event->timestamp.tv_nsec / 1000000);
   3522 
   3523         char bdaddr[18];
   3524         bdaddr_to_string(&event->bd_addr, bdaddr, sizeof(bdaddr));
   3525 
   3526         char* func_name;
   3527         switch (event->function) {
   3528             case BTIF_DM_FUNC_CREATE_BOND:
   3529                 func_name = "btif_dm_create_bond";
   3530                 break;
   3531             case BTIF_DM_FUNC_REMOVE_BOND:
   3532                 func_name = "btif_dm_remove_bond";
   3533                 break;
   3534             case BTIF_DM_FUNC_BOND_STATE_CHANGED:
   3535                 func_name = "bond_state_changed ";
   3536                 break;
   3537             default:
   3538                 func_name = "Invalid value      ";
   3539                 break;
   3540         }
   3541 
   3542         char* bond_state;
   3543         switch (event->state) {
   3544             case BT_BOND_STATE_NONE:
   3545                 bond_state = "BOND_STATE_NONE";
   3546                 break;
   3547             case BT_BOND_STATE_BONDING:
   3548                 bond_state = "BOND_STATE_BONDING";
   3549                 break;
   3550             case BT_BOND_STATE_BONDED:
   3551                 bond_state = "BOND_STATE_BONDED";
   3552                 break;
   3553             default:
   3554                 bond_state = "Invalid bond state";
   3555                 break;
   3556         }
   3557         dprintf(fd, "  %s  %s  %s  %s\n", eventtime, bdaddr, func_name, bond_state);
   3558     }
   3559     pthread_mutex_unlock(&bond_event_lock);
   3560 }
   3561