| /****************************************************************************** |
| * |
| * Copyright (C) 2003-2014 Broadcom Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| |
| /***************************************************************************** |
| ** |
| ** Name: vendor_ble.c |
| ** |
| ** Description: This file contains vendor specific feature for BLE |
| ** |
| ******************************************************************************/ |
| #include <string.h> |
| #include "bt_target.h" |
| |
| #if (BLE_INCLUDED == TRUE) |
| #include "bt_types.h" |
| #include "hcimsgs.h" |
| #include "btu.h" |
| #include "vendor_ble.h" |
| #include "vendor_hcidefs.h" |
| #include "gatt_int.h" |
| |
| /*** This needs to be moved to a VSC control block eventually per coding conventions ***/ |
| #if VENDOR_DYNAMIC_MEMORY == FALSE |
| tBTM_BLE_VENDOR_CB btm_ble_vendor_cb; |
| #endif |
| |
| static const BD_ADDR na_bda= {0}; |
| |
| /******************************************************************************* |
| ** Resolve Address Using IRK List functions |
| *******************************************************************************/ |
| |
| |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_enq_irk_pending |
| ** |
| ** Description add target address into IRK pending operation queue |
| ** |
| ** Parameters target_bda: target device address |
| ** add_entry: TRUE for add entry, FALSE for remove entry |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void btm_ble_vendor_enq_irk_pending(BD_ADDR target_bda, BD_ADDR psuedo_bda, UINT8 to_add) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| tBTM_BLE_IRK_Q *p_q = &btm_ble_vendor_cb.irk_pend_q; |
| |
| memcpy(p_q->irk_q[p_q->q_next], target_bda, BD_ADDR_LEN); |
| memcpy(p_q->irk_q_random_pseudo[p_q->q_next], psuedo_bda, BD_ADDR_LEN); |
| p_q->irk_q_action[p_q->q_next] = to_add; |
| |
| p_q->q_next ++; |
| p_q->q_next %= btm_cb.cmn_ble_vsc_cb.max_irk_list_sz; |
| #endif |
| return ; |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_find_irk_pending_entry |
| ** |
| ** Description check to see if the action is in pending list |
| ** |
| ** Parameters TRUE: action pending; |
| ** FALSE: new action |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| BOOLEAN btm_ble_vendor_find_irk_pending_entry(BD_ADDR psuedo_addr, UINT8 action) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| tBTM_BLE_IRK_Q *p_q = &btm_ble_vendor_cb.irk_pend_q; |
| UINT8 i; |
| |
| for (i = p_q->q_pending; i != p_q->q_next; ) |
| { |
| if (memcmp(p_q->irk_q_random_pseudo[i], psuedo_addr, BD_ADDR_LEN) == 0 && |
| action == p_q->irk_q_action[i]) |
| return TRUE; |
| |
| i ++; |
| i %= btm_cb.cmn_ble_vsc_cb.max_irk_list_sz; |
| } |
| #endif |
| return FALSE; |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_deq_irk_pending |
| ** |
| ** Description add target address into IRK pending operation queue |
| ** |
| ** Parameters target_bda: target device address |
| ** add_entry: TRUE for add entry, FALSE for remove entry |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| BOOLEAN btm_ble_vendor_deq_irk_pending(BD_ADDR target_bda, BD_ADDR psuedo_addr) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| tBTM_BLE_IRK_Q *p_q = &btm_ble_vendor_cb.irk_pend_q; |
| |
| if (p_q->q_next != p_q->q_pending) |
| { |
| memcpy(target_bda, p_q->irk_q[p_q->q_pending], BD_ADDR_LEN); |
| memcpy(psuedo_addr, p_q->irk_q_random_pseudo[p_q->q_pending], BD_ADDR_LEN); |
| |
| p_q->q_pending ++; |
| p_q->q_pending %= btm_cb.cmn_ble_vsc_cb.max_irk_list_sz; |
| |
| return TRUE; |
| } |
| #endif |
| return FALSE; |
| |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_find_irk_entry |
| ** |
| ** Description find IRK entry in local host IRK list by static address |
| ** |
| ** Returns IRK list entry pointer |
| ** |
| *******************************************************************************/ |
| tBTM_BLE_IRK_ENTRY * btm_ble_vendor_find_irk_entry(BD_ADDR target_bda) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| tBTM_BLE_IRK_ENTRY *p_irk_entry = &btm_ble_vendor_cb.irk_list[0]; |
| UINT8 i; |
| |
| for (i = 0; i < btm_cb.cmn_ble_vsc_cb.max_irk_list_sz; i ++, p_irk_entry++) |
| { |
| if (p_irk_entry->in_use && memcmp(p_irk_entry->bd_addr, target_bda, BD_ADDR_LEN) == 0) |
| { |
| return p_irk_entry ; |
| } |
| } |
| #endif |
| return NULL; |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_find_irk_entry_by_psuedo_addr |
| ** |
| ** Description find IRK entry in local host IRK list by psuedo address |
| ** |
| ** Returns IRK list entry pointer |
| ** |
| *******************************************************************************/ |
| tBTM_BLE_IRK_ENTRY * btm_ble_vendor_find_irk_entry_by_psuedo_addr (BD_ADDR psuedo_bda) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| tBTM_BLE_IRK_ENTRY *p_irk_entry = &btm_ble_vendor_cb.irk_list[0]; |
| UINT8 i; |
| |
| if(p_irk_entry == NULL) |
| return NULL; |
| |
| for (i = 0; i < btm_cb.cmn_ble_vsc_cb.max_irk_list_sz; i ++, p_irk_entry++) |
| { |
| if (p_irk_entry->in_use && memcmp(p_irk_entry->psuedo_bda, psuedo_bda, BD_ADDR_LEN) == 0) |
| { |
| return p_irk_entry ; |
| } |
| } |
| #endif |
| return NULL; |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_alloc_irk_entry |
| ** |
| ** Description allocate IRK entry in local host IRK list |
| ** |
| ** Returns IRK list index |
| ** |
| *******************************************************************************/ |
| UINT8 btm_ble_vendor_alloc_irk_entry(BD_ADDR target_bda, BD_ADDR pseudo_bda) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| tBTM_BLE_IRK_ENTRY *p_irk_entry = &btm_ble_vendor_cb.irk_list[0]; |
| UINT8 i; |
| |
| for (i = 0; i < btm_cb.cmn_ble_vsc_cb.max_irk_list_sz; i ++, p_irk_entry++) |
| { |
| if (!p_irk_entry->in_use) |
| { |
| memcpy(p_irk_entry->bd_addr, target_bda, BD_ADDR_LEN); |
| memcpy(p_irk_entry->psuedo_bda, pseudo_bda, BD_ADDR_LEN); |
| |
| p_irk_entry->index = i; |
| p_irk_entry->in_use = TRUE; |
| |
| return i; |
| } |
| } |
| #endif |
| return BTM_CS_IRK_LIST_INVALID; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_update_irk_list |
| ** |
| ** Description update IRK entry in local host IRK list |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void btm_ble_vendor_update_irk_list(BD_ADDR target_bda, BD_ADDR pseudo_bda, BOOLEAN add) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| tBTM_BLE_IRK_ENTRY *p_irk_entry = btm_ble_vendor_find_irk_entry(target_bda); |
| UINT8 i; |
| |
| if (add) |
| { |
| if (p_irk_entry == NULL) |
| { |
| if ((i = btm_ble_vendor_alloc_irk_entry(target_bda, pseudo_bda)) == BTM_CS_IRK_LIST_INVALID) |
| { |
| BTM_TRACE_ERROR("max IRK capacity reached"); |
| } |
| } |
| else |
| { |
| BTM_TRACE_WARNING(" IRK already in queue"); |
| } |
| } |
| else |
| { |
| if (p_irk_entry != NULL) |
| { |
| memset(p_irk_entry, 0, sizeof(tBTM_BLE_IRK_ENTRY)); |
| } |
| else |
| { |
| BTM_TRACE_ERROR("No IRK exist in list, can not remove"); |
| } |
| } |
| #endif |
| return ; |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_irk_vsc_op_cmpl |
| ** |
| ** Description IRK operation VSC complete handler |
| ** |
| ** Parameters |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void btm_ble_vendor_irk_vsc_op_cmpl (tBTM_VSC_CMPL *p_params) |
| { |
| UINT8 status; |
| UINT8 *p = p_params->p_param_buf, op_subcode; |
| UINT16 evt_len = p_params->param_len; |
| UINT8 i; |
| tBTM_BLE_VENDOR_CB *p_cb = &btm_ble_vendor_cb; |
| BD_ADDR target_bda, pseudo_bda, rra; |
| |
| |
| STREAM_TO_UINT8(status, p); |
| |
| evt_len--; |
| |
| op_subcode = *p ++; |
| BTM_TRACE_DEBUG("btm_ble_vendor_irk_vsc_op_cmpl op_subcode = %d", op_subcode); |
| if (evt_len < 1) |
| { |
| BTM_TRACE_ERROR("cannot interpret IRK VSC cmpl callback"); |
| return; |
| } |
| |
| if (BTM_BLE_META_IRK_ENABLE == op_subcode) |
| { |
| BTM_TRACE_DEBUG("IRK enable: %d, %d", status, op_subcode); |
| return; |
| } |
| else |
| if (op_subcode == BTM_BLE_META_CLEAR_IRK_LIST) |
| { |
| if (status == HCI_SUCCESS) |
| { |
| STREAM_TO_UINT8(p_cb->irk_avail_size, p); |
| p_cb->irk_list_size = 0; |
| |
| BTM_TRACE_DEBUG("p_cb->irk_list_size = %d", p_cb->irk_avail_size); |
| |
| for (i = 0; i < btm_cb.cmn_ble_vsc_cb.max_irk_list_sz; i ++) |
| memset(&p_cb->irk_list[i], 0, sizeof(tBTM_BLE_IRK_ENTRY)); |
| } |
| } |
| else if (op_subcode == BTM_BLE_META_ADD_IRK_ENTRY) |
| { |
| if (!btm_ble_vendor_deq_irk_pending(target_bda, pseudo_bda)) |
| { |
| BTM_TRACE_ERROR("no pending IRK operation"); |
| return; |
| } |
| |
| if (status == HCI_SUCCESS) |
| { |
| STREAM_TO_UINT8(p_cb->irk_avail_size, p); |
| btm_ble_vendor_update_irk_list(target_bda, pseudo_bda, TRUE); |
| } |
| else if (status == 0x07) /* BT_ERROR_CODE_MEMORY_CAPACITY_EXCEEDED */ |
| { |
| p_cb->irk_avail_size = 0; |
| BTM_TRACE_ERROR("IRK Full "); |
| } |
| else |
| { |
| /* give the credit back if invalid parameter failed the operation */ |
| p_cb->irk_list_size ++; |
| } |
| } |
| else if (op_subcode == BTM_BLE_META_REMOVE_IRK_ENTRY) |
| { |
| if (!btm_ble_vendor_deq_irk_pending(target_bda, pseudo_bda)) |
| { |
| BTM_TRACE_ERROR("no pending IRK operation"); |
| return; |
| } |
| if (status == HCI_SUCCESS) |
| { |
| STREAM_TO_UINT8(p_cb->irk_avail_size, p); |
| btm_ble_vendor_update_irk_list(target_bda, pseudo_bda, FALSE); |
| } |
| else |
| { |
| /* give the credit back if invalid parameter failed the operation */ |
| if (p_cb->irk_avail_size > 0) |
| p_cb->irk_list_size --; |
| } |
| |
| } |
| else if (op_subcode == BTM_BLE_META_READ_IRK_ENTRY) |
| { |
| if (status == HCI_SUCCESS) |
| { |
| //STREAM_TO_UINT8(index, p); |
| p += (1 + 16 + 1); /* skip index, IRK value, address type */ |
| STREAM_TO_BDADDR(target_bda, p); |
| STREAM_TO_BDADDR(rra, p); |
| btm_ble_refresh_rra(target_bda, rra); |
| } |
| } |
| |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_remove_irk_entry |
| ** |
| ** Description This function to remove an IRK entry from the list |
| ** |
| ** Parameters ble_addr_type: address type |
| ** ble_addr: LE adddress |
| ** |
| ** Returns status |
| ** |
| *******************************************************************************/ |
| tBTM_STATUS btm_ble_remove_irk_entry(tBTM_SEC_DEV_REC *p_dev_rec) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| UINT8 param[20], *p; |
| tBTM_STATUS st; |
| tBTM_BLE_VENDOR_CB *p_cb = &btm_ble_vendor_cb; |
| |
| if (btm_cb.cmn_ble_vsc_cb.max_irk_list_sz == 0) |
| return BTM_MODE_UNSUPPORTED; |
| |
| p = param; |
| memset(param, 0, 20); |
| |
| UINT8_TO_STREAM(p, BTM_BLE_META_REMOVE_IRK_ENTRY); |
| UINT8_TO_STREAM(p, p_dev_rec->ble.static_addr_type); |
| BDADDR_TO_STREAM(p, p_dev_rec->ble.static_addr); |
| |
| if ((st = BTM_VendorSpecificCommand (HCI_VENDOR_BLE_RPA_VSC, |
| BTM_BLE_META_REMOVE_IRK_LEN, |
| param, |
| btm_ble_vendor_irk_vsc_op_cmpl)) |
| != BTM_NO_RESOURCES) |
| { |
| btm_ble_vendor_enq_irk_pending(p_dev_rec->ble.static_addr, p_dev_rec->bd_addr, FALSE); |
| p_cb->irk_list_size --; |
| } |
| |
| return st; |
| #endif |
| return BTM_MODE_UNSUPPORTED; |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_clear_irk_list |
| ** |
| ** Description This function clears the IRK entry list |
| ** |
| ** Parameters None. |
| ** |
| ** Returns status |
| ** |
| *******************************************************************************/ |
| tBTM_STATUS btm_ble_vendor_clear_irk_list(void) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| UINT8 param[20], *p; |
| tBTM_STATUS st; |
| |
| if (btm_cb.cmn_ble_vsc_cb.max_irk_list_sz == 0) |
| return BTM_MODE_UNSUPPORTED; |
| |
| p = param; |
| memset(param, 0, 20); |
| |
| UINT8_TO_STREAM(p, BTM_BLE_META_CLEAR_IRK_LIST); |
| |
| st = BTM_VendorSpecificCommand (HCI_VENDOR_BLE_RPA_VSC, |
| BTM_BLE_META_CLEAR_IRK_LEN, |
| param, |
| btm_ble_vendor_irk_vsc_op_cmpl); |
| |
| return st; |
| #endif |
| return BTM_MODE_UNSUPPORTED; |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_read_irk_entry |
| ** |
| ** Description This function read an IRK entry by index |
| ** |
| ** Parameters entry index. |
| ** |
| ** Returns status |
| ** |
| *******************************************************************************/ |
| tBTM_STATUS btm_ble_read_irk_entry(BD_ADDR target_bda) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| UINT8 param[20], *p; |
| tBTM_STATUS st = BTM_UNKNOWN_ADDR; |
| tBTM_BLE_IRK_ENTRY *p_entry; |
| |
| if (btm_cb.cmn_ble_vsc_cb.max_irk_list_sz == 0) |
| return BTM_MODE_UNSUPPORTED; |
| |
| if ((p_entry = btm_ble_vendor_find_irk_entry(target_bda)) == NULL) |
| return st; |
| |
| p = param; |
| memset(param, 0, 20); |
| |
| UINT8_TO_STREAM(p, BTM_BLE_META_READ_IRK_ENTRY); |
| UINT8_TO_STREAM(p, p_entry->index); |
| |
| st = BTM_VendorSpecificCommand (HCI_VENDOR_BLE_RPA_VSC, |
| BTM_BLE_META_READ_IRK_LEN, |
| param, |
| btm_ble_vendor_irk_vsc_op_cmpl); |
| |
| return st; |
| #endif |
| return BTM_MODE_UNSUPPORTED; |
| } |
| |
| |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_enable_irk_list_known_dev |
| ** |
| ** Description This function add all known device with random address into |
| ** IRK list. |
| ** |
| ** Parameters enable: enable IRK list with known device, or disable it |
| ** |
| ** Returns status |
| ** |
| *******************************************************************************/ |
| void btm_ble_vendor_irk_list_known_dev(BOOLEAN enable) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| UINT8 i; |
| UINT8 count = 0; |
| tBTM_SEC_DEV_REC *p_dev_rec = &btm_cb.sec_dev_rec[0]; |
| |
| if (btm_cb.cmn_ble_vsc_cb.max_irk_list_sz == 0) |
| return; |
| |
| /* add all known device with random address into IRK list */ |
| for (i = 0; i < BTM_SEC_MAX_DEVICE_RECORDS; i ++, p_dev_rec ++) |
| { |
| if (p_dev_rec->sec_flags & BTM_SEC_IN_USE) |
| { |
| if (btm_ble_vendor_irk_list_load_dev(p_dev_rec)) |
| count ++; |
| } |
| } |
| |
| if ((count > 0 && enable) || !enable) |
| btm_ble_vendor_enable_irk_feature(enable); |
| #endif |
| return ; |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_irk_list_load_dev |
| ** |
| ** Description This function add a device which is using RPA into white list |
| ** |
| ** Parameters |
| ** |
| ** Returns status |
| ** |
| *******************************************************************************/ |
| BOOLEAN btm_ble_vendor_irk_list_load_dev(tBTM_SEC_DEV_REC *p_dev_rec) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| UINT8 param[40], *p; |
| tBTM_BLE_VENDOR_CB *p_cb = &btm_ble_vendor_cb; |
| BOOLEAN rt = FALSE; |
| tBTM_BLE_IRK_ENTRY *p_irk_entry = NULL; |
| BTM_TRACE_DEBUG ("btm_ble_vendor_irk_list_load_dev:max_irk_size=%d", p_cb->irk_avail_size); |
| memset(param, 0, 40); |
| |
| if (btm_cb.cmn_ble_vsc_cb.max_irk_list_sz == 0) |
| return FALSE; |
| |
| if (p_dev_rec != NULL && /* RPA is being used and PID is known */ |
| (p_dev_rec->ble.key_type & BTM_LE_KEY_PID) != 0) |
| { |
| |
| if ((p_irk_entry = btm_ble_vendor_find_irk_entry_by_psuedo_addr(p_dev_rec->bd_addr)) == NULL && |
| btm_ble_vendor_find_irk_pending_entry(p_dev_rec->bd_addr, TRUE) == FALSE) |
| { |
| |
| if (p_cb->irk_avail_size > 0) |
| { |
| p = param; |
| |
| UINT8_TO_STREAM(p, BTM_BLE_META_ADD_IRK_ENTRY); |
| ARRAY_TO_STREAM(p, p_dev_rec->ble.keys.irk, BT_OCTET16_LEN); |
| UINT8_TO_STREAM(p, p_dev_rec->ble.static_addr_type); |
| BDADDR_TO_STREAM(p,p_dev_rec->ble.static_addr); |
| |
| if (BTM_VendorSpecificCommand (HCI_VENDOR_BLE_RPA_VSC, |
| BTM_BLE_META_ADD_IRK_LEN, |
| param, |
| btm_ble_vendor_irk_vsc_op_cmpl) |
| != BTM_NO_RESOURCES) |
| { |
| btm_ble_vendor_enq_irk_pending(p_dev_rec->ble.static_addr, p_dev_rec->bd_addr, TRUE); |
| p_cb->irk_list_size ++; |
| rt = TRUE; |
| |
| btm_ble_vendor_enable_irk_feature(TRUE); |
| } |
| } |
| } |
| else |
| { |
| BTM_TRACE_ERROR("Device already in IRK list"); |
| rt = TRUE; |
| } |
| } |
| else |
| { |
| BTM_TRACE_DEBUG("Device not a RPA enabled device"); |
| } |
| return rt; |
| #endif |
| return FALSE; |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_irk_list_remove_dev |
| ** |
| ** Description This function remove the device from IRK list |
| ** |
| ** Parameters |
| ** |
| ** Returns status |
| ** |
| *******************************************************************************/ |
| void btm_ble_vendor_irk_list_remove_dev(tBTM_SEC_DEV_REC *p_dev_rec) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| tBTM_BLE_VENDOR_CB *p_cs_cb = &btm_ble_vendor_cb; |
| tBTM_BLE_IRK_ENTRY *p_irk_entry; |
| |
| if (btm_cb.cmn_ble_vsc_cb.max_irk_list_sz == 0) |
| return; |
| |
| if ((p_irk_entry = btm_ble_vendor_find_irk_entry_by_psuedo_addr(p_dev_rec->bd_addr)) != NULL && |
| btm_ble_vendor_find_irk_pending_entry(p_dev_rec->bd_addr, FALSE) == FALSE) |
| { |
| btm_ble_remove_irk_entry(p_dev_rec); |
| } |
| else |
| { |
| BTM_TRACE_ERROR("Device not in IRK list"); |
| } |
| |
| if (p_cs_cb->irk_list_size == 0) |
| btm_ble_vendor_enable_irk_feature(FALSE); |
| #endif |
| } |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_disable_irk_list |
| ** |
| ** Description disable LE resolve address feature |
| ** |
| ** Parameters |
| ** |
| ** Returns status |
| ** |
| *******************************************************************************/ |
| void btm_ble_vendor_disable_irk_list(void) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| btm_ble_vendor_enable_irk_feature(FALSE); |
| #endif |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_enable_irk_feature |
| ** |
| ** Description This function is called to enable or disable the RRA |
| ** offloading feature. |
| ** |
| ** Parameters enable: enable or disable the RRA offloading feature |
| ** |
| ** Returns BTM_SUCCESS if successful |
| ** |
| *******************************************************************************/ |
| tBTM_STATUS btm_ble_vendor_enable_irk_feature(BOOLEAN enable) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| UINT8 param[20], *p; |
| tBTM_STATUS st = BTM_WRONG_MODE; |
| tBTM_BLE_PF_COUNT *p_bda_filter; |
| |
| if (btm_cb.cmn_ble_vsc_cb.max_irk_list_sz == 0) |
| return BTM_MODE_UNSUPPORTED; |
| |
| if (btm_ble_vendor_cb.enable != enable) |
| { |
| p = param; |
| memset(param, 0, 20); |
| |
| /* select feature based on control block settings */ |
| UINT8_TO_STREAM(p, BTM_BLE_META_IRK_ENABLE); |
| UINT8_TO_STREAM(p, enable ? 0x01 : 0x00); |
| |
| st = BTM_VendorSpecificCommand (HCI_VENDOR_BLE_RPA_VSC, BTM_BLE_IRK_ENABLE_LEN, |
| param, btm_ble_vendor_irk_vsc_op_cmpl); |
| |
| btm_ble_vendor_cb.enable = enable; |
| } |
| |
| return st; |
| #endif |
| return BTM_MODE_UNSUPPORTED; |
| } |
| |
| |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_init |
| ** |
| ** Description Initialize customer specific feature information in host stack |
| ** |
| ** Parameters Max IRK list size |
| ** Max filter supported |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void btm_ble_vendor_init(UINT8 max_irk_list_sz) |
| { |
| memset(&btm_ble_vendor_cb, 0, sizeof(tBTM_BLE_VENDOR_CB)); |
| |
| #if BLE_PRIVACY_SPT == TRUE |
| if (max_irk_list_sz > 0) |
| { |
| btm_ble_vendor_cb.irk_list = (tBTM_BLE_IRK_ENTRY*)GKI_getbuf (sizeof (tBTM_BLE_IRK_ENTRY) |
| * max_irk_list_sz); |
| btm_ble_vendor_cb.irk_pend_q.irk_q = (BD_ADDR*) GKI_getbuf (sizeof (BD_ADDR) * |
| max_irk_list_sz); |
| btm_ble_vendor_cb.irk_pend_q.irk_q_random_pseudo = (BD_ADDR*)GKI_getbuf (sizeof (BD_ADDR) * |
| max_irk_list_sz); |
| btm_ble_vendor_cb.irk_pend_q.irk_q_action = (UINT8*) GKI_getbuf (max_irk_list_sz); |
| } |
| |
| btm_ble_vendor_cb.irk_avail_size = max_irk_list_sz; |
| |
| if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| return; |
| #endif |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_vendor_cleanup |
| ** |
| ** Description Cleanup VSC specific dynamic memory |
| ** |
| ** Parameters |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void btm_ble_vendor_cleanup(void) |
| { |
| #if BLE_PRIVACY_SPT == TRUE |
| if (btm_ble_vendor_cb.irk_list) |
| GKI_freebuf(btm_ble_vendor_cb.irk_list); |
| |
| if (btm_ble_vendor_cb.irk_pend_q.irk_q) |
| GKI_freebuf(btm_ble_vendor_cb.irk_pend_q.irk_q); |
| |
| if (btm_ble_vendor_cb.irk_pend_q.irk_q_random_pseudo) |
| GKI_freebuf(btm_ble_vendor_cb.irk_pend_q.irk_q_random_pseudo); |
| |
| if (btm_ble_vendor_cb.irk_pend_q.irk_q_action) |
| GKI_freebuf(btm_ble_vendor_cb.irk_pend_q.irk_q_action); |
| #endif |
| memset(&btm_ble_vendor_cb, 0, sizeof(tBTM_BLE_VENDOR_CB)); |
| } |
| |
| #endif |
| |