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BLEDeviceManager.cpp
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/*
BLE Device API
Copyright (c) 2016 Arduino LLC. All right reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "CurieBLE.h"
#include "BLEDeviceManager.h"
#include "BLEProfileManager.h"
#include "internal/ble_client.h"
#include <atomic.h>
#include "../src/services/ble/conn_internal.h"
#include "BLEUtils.h"
#include "BLECallbacks.h"
BLEDeviceManager* BLEDeviceManager::_instance;
BLEDeviceManager::BLEDeviceManager():
_min_conn_interval(0),
_max_conn_interval(0),
_peer_temp_dev_index(0),
_adv_critical_local_name(""),
_wait_for_connect_peripheral_adv_data_len(0),
_wait_for_connect_peripheral_scan_rsp_data_len(0),
_wait_for_connect_peripheral_adv_rssi(0),
_available_for_connect_peripheral_adv_data_len(0),
_available_for_connect_peripheral_scan_rsp_data_len(0),
_available_for_connect_peripheral_adv_rssi(0),
_available_for_connect_peripheral_connectable(false),
_connecting(false),
_has_service_uuid(false),
_has_service_solicit_uuid(false),
_appearance(0),
_manufacturer_data_length(0),
_service_data_length(0),
_adv_type(0),
_adv_data_idx(0),
_scan_rsp_data_idx(0),
_local_name(""),
_state(BLE_PERIPH_STATE_NOT_READY),
_local_ble(NULL),
_peer_peripheral_index(0),
_duplicate_filter_header(0),
_duplicate_filter_tail(0),
_adv_duplicate_filter_enabled(false)
{
memset(&_local_bda, 0, sizeof(_local_bda));
memset(&_peer_central, 0, sizeof (bt_addr_le_t));
ble_client_get_factory_config(&_local_bda, _device_name);
_adv_param.type = BT_LE_ADV_IND;
_adv_param.addr_type = _local_bda.type;
_adv_param.interval_min = 0xA0;
_adv_param.interval_max = 0xF0;
_scan_param.type = BT_HCI_LE_SCAN_ACTIVE;
_scan_param.filter_dup = BT_HCI_LE_SCAN_FILTER_DUP_ENABLE;
_scan_param.interval = BT_GAP_SCAN_FAST_INTERVAL;
_scan_param.window = BT_GAP_SCAN_FAST_WINDOW;
memset(_peer_adv_buffer, 0, sizeof(_peer_adv_buffer));
memset(_peer_adv_mill, 0, sizeof(_peer_adv_mill));
memset(_peer_adv_data, 0, sizeof(_peer_adv_data));
memset(_peer_adv_data_len, 0, sizeof(_peer_adv_data_len));
memset(_peer_scan_rsp_data, 0, sizeof(_peer_scan_rsp_data));
memset(_peer_scan_rsp_data_len, -1, sizeof(_peer_scan_rsp_data_len));
memset(_peer_adv_rssi, 0, sizeof(_peer_adv_rssi));
memset(_peer_adv_connectable, 0, sizeof(_peer_adv_connectable));
memset(_peer_temp_adv_buffer, 0, sizeof(_peer_temp_adv_buffer));
memset(_peer_temp_adv_data, 0, sizeof(_peer_temp_adv_data));
memset(_peer_temp_adv_data_len, 0, sizeof(_peer_temp_adv_data_len));
memset(_peer_temp_adv_connectable, 0, sizeof(_peer_adv_connectable));
memset(&_adv_accept_critical, 0, sizeof(_adv_accept_critical));
memset(&_adv_critical_service_uuid, 0, sizeof(_adv_critical_service_uuid));
memset(&_adv_accept_device, 0, sizeof(_adv_accept_device));
memset(&_wait_for_connect_peripheral, 0, sizeof(_wait_for_connect_peripheral));
memset(&_wait_for_connect_peripheral_adv_data, 0, sizeof(_wait_for_connect_peripheral_adv_data));
memset(&_wait_for_connect_peripheral_scan_rsp_data, 0, sizeof(_wait_for_connect_peripheral_scan_rsp_data));
memset(&_available_for_connect_peripheral_adv_data, 0, sizeof(_available_for_connect_peripheral_adv_data));
memset(&_available_for_connect_peripheral_scan_rsp_data, 0, sizeof(_available_for_connect_peripheral_scan_rsp_data));
memset(&_service_uuid, 0, sizeof(_service_uuid));
memset(&_service_solicit_uuid, 0, sizeof(_service_solicit_uuid));
memset(_manufacturer_data, 0, sizeof(_manufacturer_data));
memset(&_service_data_uuid, 0, sizeof(_service_data_uuid));
memset(_service_data, 0, sizeof(_service_data));
memset(_service_data_buf, 0, sizeof(_service_data_buf));
memset(_adv_data, 0, sizeof(_adv_data));
memset(_scan_rsp_data, 0, sizeof(_scan_rsp_data));
memset(_peer_peripheral, 0, sizeof(_peer_peripheral));
memset(_peer_peripheral_adv_data, 0, sizeof(_peer_peripheral_adv_data));
memset(_peer_peripheral_adv_data_len, 0, sizeof(_peer_peripheral_adv_data_len));
memset(_peer_peripheral_scan_rsp_data, 0, sizeof(_peer_peripheral_scan_rsp_data));
memset(_peer_peripheral_scan_rsp_data_len, 0, sizeof(_peer_peripheral_scan_rsp_data_len));
memset(_peer_peripheral_adv_rssi, 0, sizeof(_peer_peripheral_adv_rssi));
memset(_device_events, 0, sizeof(_device_events));
}
BLEDeviceManager::~BLEDeviceManager()
{
}
bool BLEDeviceManager::begin(BLEDevice *device)
{
if (NULL == _local_ble)
{
_local_ble = device;
bt_le_set_mac_address(_local_bda);
// Set device name
setDeviceName();
_state = BLE_PERIPH_STATE_READY;
delay(4);
// TODO: Olny allow call one time
ble_client_init (bleConnectEventHandler, this,
bleDisconnectEventHandler, this,
bleParamUpdatedEventHandler, this);
return true;
}
else
{
return false;
}
}
void BLEDeviceManager::poll()
{
if (NULL != _device_events[BLEDiscovered])
{
BLEDevice tempdev = available();
while (tempdev)
{
_device_events[BLEDiscovered](tempdev);
tempdev = available();
}
}
}
void BLEDeviceManager::end()
{
}
bool BLEDeviceManager::connected(const BLEDevice *device) const
{
bt_conn_t* conn = bt_conn_lookup_addr_le(device->bt_le_address());
bool retval = false;
//pr_debug(LOG_MODULE_BLE, "%s-%d: add-%s", __FUNCTION__, __LINE__, device->address().c_str());
if (NULL != conn)
{
//pr_debug(LOG_MODULE_BLE, "%s-%d: state-%d", __FUNCTION__, __LINE__,conn->state);
if (conn->state == BT_CONN_CONNECTED)
{
retval = true;
}
bt_conn_unref(conn);
}
return retval;
}
bool BLEDeviceManager::disconnectSingle(const bt_addr_le_t *peer)
{
int err = 0;
bt_conn_t* conn = bt_conn_lookup_addr_le(peer);
if (NULL == conn)
{
return false;
}
err = bt_conn_disconnect (conn, BT_HCI_ERR_REMOTE_USER_TERM_CONN);
while (err == 0 && conn->state != BT_CONN_DISCONNECTED)
{
delay(10);
}
bt_conn_unref(conn);
return true;
}
bool BLEDeviceManager::disconnect(BLEDevice *device)
{
bool ret = true;
if (false == BLEUtils::isLocalBLE(*device))
{
// Remote device disconnect one
ret = disconnectSingle(device->bt_le_address());
}
else
{
// Local device disconnect all connections
if (true == BLEUtils::macAddressValid(_peer_central))
{
ret = disconnectSingle(&_peer_central);
}
for (int i = 0; i < BLE_MAX_CONN_CFG; i++)
{
if (true == BLEUtils::macAddressValid(_peer_peripheral[i]))
{
ret = disconnectSingle(&_peer_central);
}
}
}
return ret;
}
void BLEDeviceManager::setAdvertisedServiceUuid(const char* advertisedServiceUuid)
{
_has_service_uuid = true;
BLEUtils::uuidString2BT(advertisedServiceUuid, (bt_uuid_t *)&_service_uuid);
}
void BLEDeviceManager::setAdvertisedServiceData(const bt_uuid_t* serviceDataUuid,
const uint8_t* serviceData,
uint8_t serviceDataLength)
{
memcpy(&_service_data_uuid, serviceDataUuid, sizeof(_service_data_uuid));
if (serviceDataLength > BLE_MAX_ADV_SIZE)
{
serviceDataLength = BLE_MAX_ADV_SIZE;
}
memcpy(_service_data, serviceData, serviceDataLength);
_service_data_length = serviceDataLength;
}
void BLEDeviceManager::setServiceSolicitationUuid(const char* serviceSolicitationUuid)
{
_has_service_solicit_uuid = true;
BLEUtils::uuidString2BT(serviceSolicitationUuid, (bt_uuid_t *)&_service_solicit_uuid);
}
void BLEDeviceManager::setManufacturerData(const unsigned char manufacturerData[],
unsigned char manufacturerDataLength)
{
if (manufacturerDataLength > BLE_MAX_ADV_SIZE)
{
manufacturerDataLength = BLE_MAX_ADV_SIZE;
}
_manufacturer_data_length = manufacturerDataLength;
memcpy(_manufacturer_data, manufacturerData, manufacturerDataLength);
}
void BLEDeviceManager::setLocalName(const char *localName)
{
_local_name = localName;
}
void BLEDeviceManager::setAdvertisingInterval(float advertisingInterval)
{
uint16_t interval = (uint16_t) MSEC_TO_UNITS(advertisingInterval, UNIT_0_625_MS);
_adv_param.interval_min = interval;
_adv_param.interval_max = interval;
}
void BLEDeviceManager::getConnectionInterval(BLEDevice *device,
bt_le_conn_param* conn_param)
{
bt_conn_t* conn = bt_conn_lookup_addr_le(device->bt_le_address());
if (NULL != conn)
{
conn_param->interval_max = conn->le.interval;
conn_param->interval_min = conn->le.interval;
conn_param->latency = conn->le.latency;
conn_param->timeout = conn->le.timeout;
bt_conn_unref(conn);
}
}
int BLEDeviceManager::setConnectionInterval(BLEDevice *device)
{
bt_conn_t* conn = bt_conn_lookup_addr_le(device->bt_le_address());
int ret = 0;
if (NULL != conn)
{
ret = bt_conn_le_param_update(conn, device->bt_conn_param());
pr_debug(LOG_MODULE_BLE, "%s-ret:%d",__FUNCTION__, ret);
bt_conn_unref(conn);
}
return ret;
}
bool BLEDeviceManager::setTxPower(int txPower)
{
ble_gap_set_tx_power(txPower);
return true;
}
void BLEDeviceManager::setConnectable(bool connectable)
{
uint8_t type = BT_LE_ADV_IND;
if (connectable == false)
{
type = BT_LE_ADV_NONCONN_IND;
}
_adv_param.type = type;
}
void BLEDeviceManager::setDeviceName(const char* deviceName)
{
memset(_device_name, 0, sizeof(_device_name));
if (deviceName && deviceName[0])
{
int len = strlen(deviceName);
if (len > BLE_MAX_DEVICE_NAME)
len = BLE_MAX_DEVICE_NAME;
memcpy(_device_name, deviceName, len);
if (NULL != _local_ble)
{
setDeviceName();
}
}
}
void
BLEDeviceManager::setDeviceName()
{
int len = strlen(_device_name);
bt_le_set_device_name(_device_name, len);
}
void BLEDeviceManager::setAppearance(unsigned short appearance)
{
_appearance = appearance;
}
BLE_STATUS_T
BLEDeviceManager::setAdvertiseData(uint8_t type, const uint8_t* data, uint8_t length)
{
uint8_t lengthOfAdv = 0; // Flags data length
uint8_t lengthOfScanRsp = 0; // Flags data length
bt_data_t *fill_area = NULL;
// Get the length of the Advertisement
for (uint8_t i = 0; i < _adv_data_idx; i++)
{
lengthOfAdv += _adv_data[i].data_len + 2;
}
for (uint8_t i = 0; i < _scan_rsp_data_idx; i++)
{
lengthOfScanRsp += _scan_rsp_data[i].data_len + 2;
}
if (((length + 2 + lengthOfAdv) <= BLE_MAX_ADV_SIZE) &&
(_adv_data_idx < ARRAY_SIZE(_adv_data)))
{
fill_area = &_adv_data[_adv_data_idx];
_adv_data_idx++;
}
else if ((length + 2 + lengthOfScanRsp) <= BLE_MAX_ADV_SIZE &&
(_scan_rsp_data_idx < ARRAY_SIZE(_scan_rsp_data)))
{
fill_area = &_scan_rsp_data[_scan_rsp_data_idx];
_scan_rsp_data_idx++;
}
else
{
// Service data block is too large.
return BLE_STATUS_ERROR_PARAMETER;
}
if (fill_area)
{
fill_area->type = type;
fill_area->data = data;
fill_area->data_len = length;
pr_info(LOG_MODULE_BLE, "ADV type %d Len - %d",type, length);
}
return BLE_STATUS_SUCCESS;
}
BLE_STATUS_T
BLEDeviceManager::_advDataInit(void)
{
BLE_STATUS_T ret = BLE_STATUS_SUCCESS;
// Clear the indexs
_adv_data_idx = 0;
_scan_rsp_data_idx = 0;
/* Add flags */
_adv_type = (BT_LE_AD_GENERAL | BT_LE_AD_NO_BREDR);
ret = setAdvertiseData (BT_DATA_FLAGS, &_adv_type, sizeof(_adv_type));
if (_has_service_solicit_uuid &&
(BLE_STATUS_SUCCESS == ret))
{
uint8_t type;
uint8_t length;
uint8_t *data = NULL;
pr_info(LOG_MODULE_BLE, "ADV Type-%d", _service_solicit_uuid.uuid.type);
if (BT_UUID_TYPE_16 == _service_solicit_uuid.uuid.type)
{
data = (uint8_t *)&(((bt_uuid_16_t *)&_service_solicit_uuid)->val);
length = UUID_SIZE_16;
type = BT_DATA_SOLICIT16;
}
else // Sid. KW, default is BT_UUID_TYPE_128
{
data = _service_solicit_uuid.val;
length = UUID_SIZE_128;
type = BT_DATA_SOLICIT128;
}
ret = setAdvertiseData(type, data, length);
}
if (_has_service_uuid &&
(BLE_STATUS_SUCCESS == ret))
{
uint8_t type;
uint8_t length;
uint8_t *data = NULL;
pr_info(LOG_MODULE_BLE, "ADV Type-%d", _service_uuid.uuid.type);
if (BT_UUID_TYPE_16 == _service_uuid.uuid.type)
{
data = (uint8_t *)&(((bt_uuid_16_t *)&_service_uuid)->val);
length = UUID_SIZE_16;
type = BT_DATA_UUID16_ALL;
}
else // Sid. KW, default is BT_UUID_TYPE_128
{
data = _service_uuid.val;
length = UUID_SIZE_128;
type = BT_DATA_UUID128_ALL;
}
ret = setAdvertiseData(type, data, length);
}
if (_manufacturer_data_length > 0 &&
(BLE_STATUS_SUCCESS == ret))
{
ret = setAdvertiseData (BT_DATA_MANUFACTURER_DATA,
_manufacturer_data,
_manufacturer_data_length);
}
if (_local_name.length() > 0 &&
(BLE_STATUS_SUCCESS == ret))
{
uint8_t length = _local_name.length();
ret = setAdvertiseData (BT_DATA_NAME_COMPLETE,
(const uint8_t*)_local_name.c_str(),
length);
}
if (_service_data_length > 0 &&
(BLE_STATUS_SUCCESS == ret))
{
/* Add Service Data (if it will fit) */
/* A 128-bit Service Data UUID won't fit in an Advertising packet */
if (BT_UUID_TYPE_16 != _service_data_uuid.uuid.type)
{
/* We support service data only for 16-bit service UUID */
return BLE_STATUS_NOT_SUPPORTED;
}
uint8_t block_len = sizeof(uint16_t) + _service_data_length;
if (1 + block_len > BLE_MAX_ADV_SIZE)
{
// Service data block is too large.
return BLE_STATUS_ERROR_PARAMETER;
}
ret = setAdvertiseData (BT_DATA_SVC_DATA16,
_service_data_buf,
block_len);
uint8_t *adv_tmp = _service_data_buf;
memcpy(adv_tmp, &((bt_uuid_16_t*)&_service_data_uuid)->val, sizeof(uint16_t));
adv_tmp += 2;
memcpy(adv_tmp, _service_data, _service_data_length);
}
return ret;
}
BLE_STATUS_T BLEDeviceManager::startAdvertising()
{
int ret;
BLE_STATUS_T status;
status = _advDataInit();
if (BLE_STATUS_SUCCESS != status)
{
return status;
}
pr_info(LOG_MODULE_BLE, "%s-ad_len%d", __FUNCTION__, _adv_data_idx);
if (_state != BLE_PERIPH_STATE_READY)
return BLE_STATUS_WRONG_STATE;
ret = bt_le_adv_start(&_adv_param,
_adv_data, _adv_data_idx,
_scan_rsp_data, _scan_rsp_data_idx);
if (0 != ret)
{
pr_error(LOG_MODULE_APP, "[ADV] Start failed. Error: %d", ret);
return BLE_STATUS_WRONG_STATE;
}
delay(10);
_state = BLE_PERIPH_STATE_ADVERTISING;
return BLE_STATUS_SUCCESS;
}
bool BLEDeviceManager::advertising()
{
return (BLE_PERIPH_STATE_ADVERTISING == _state);
}
BLE_STATUS_T BLEDeviceManager::stopAdvertising()
{
int err_code = 0;
BLE_STATUS_T status = BLE_STATUS_WRONG_STATE;
if (BLE_PERIPH_STATE_ADVERTISING == _state)
{
err_code = bt_le_adv_stop();
status = errorno_to_ble_status(err_code);
}
if (BLE_STATUS_SUCCESS != status)
return status;
_state = BLE_PERIPH_STATE_READY;
return BLE_STATUS_SUCCESS;
}
BLEDevice BLEDeviceManager::central()
{
BLEDevice temp(&_peer_central);
return temp;
}
BLEDevice BLEDeviceManager::peripheral()
{
BLEDevice temp;
for (int i = 0; i < BLE_MAX_CONN_CFG; i++)
{
if (_peer_peripheral_index >= BLE_MAX_CONN_CFG)
{
_peer_peripheral_index = 0;
}
const bt_addr_le_t & addr = _peer_peripheral[_peer_peripheral_index];
_peer_peripheral_index++;
if (true == BLEUtils::macAddressValid(addr))
{
temp.setAddress(addr);
break;
}
}
return temp;
}
void BLEDeviceManager::_clearAdvertiseBuffer()
{
// Clear the previous found ADV
memset(_peer_temp_adv_buffer, 0, sizeof(_peer_temp_adv_buffer));
memset(_peer_temp_adv_data, 0, sizeof(_peer_temp_adv_data));
memset(_peer_temp_adv_data_len, 0, sizeof(_peer_temp_adv_data_len));
memset(_peer_temp_adv_connectable, 0, sizeof(_peer_adv_connectable));
memset(_peer_adv_buffer, 0, sizeof(_peer_adv_buffer));
memset(_peer_adv_mill, 0, sizeof(_peer_adv_mill));
memset(_peer_adv_data, 0, sizeof(_peer_adv_data));
memset(_peer_adv_data_len, 0, sizeof(_peer_adv_data_len));
memset(_peer_scan_rsp_data, 0, sizeof(_peer_scan_rsp_data));
memset(_peer_scan_rsp_data_len, 0, sizeof(_peer_scan_rsp_data_len));
memset(_peer_adv_rssi, 0, sizeof(_peer_adv_rssi));
}
bool BLEDeviceManager::startScanningWithDuplicates()
{
_adv_duplicate_filter_enabled = false;
_scan_param.filter_dup = BT_HCI_LE_SCAN_FILTER_DUP_ENABLE;
_clearAdvertiseBuffer();
int err = bt_le_scan_start(&_scan_param, ble_central_device_found);
if (err)
{
pr_info(LOG_MODULE_BLE, "Scanning failed to start (err %d)\n", err);
return false;
}
return true;
}
bool BLEDeviceManager::startScanningNewPeripherals()
{
_adv_duplicate_filter_enabled = true;
memset(_peer_duplicate_address_buffer, 0, sizeof(_peer_duplicate_address_buffer));
_duplicate_filter_header = _duplicate_filter_tail = 0;
_clearAdvertiseBuffer();
_scan_param.filter_dup = BT_HCI_LE_SCAN_FILTER_DUP_ENABLE;
int err = bt_le_scan_start(&_scan_param, ble_central_device_found);
if (err)
{
pr_info(LOG_MODULE_BLE, "Scanning failed to start (err %d)\n", err);
return false;
}
return true;
}
bool BLEDeviceManager::stopScanning()
{
int err = bt_le_scan_stop();
if (err) // Sid. TODO: KW detected bt_le_scan_stop return only 0.
{
pr_info(LOG_MODULE_BLE, "Stop LE scan failed (err %d)\n", err);
return false;
}
return true;
}
void BLEDeviceManager::clearAdvertiseCritical()
{
memset(&_adv_accept_critical, 0, sizeof(_adv_accept_critical));
memset(&_adv_accept_device, 0, sizeof(_adv_accept_device));
//memset(&_adv_critical_service_uuid, 0, sizeof(_adv_critical_service_uuid));
}
void BLEDeviceManager::setAdvertiseCritical(String name)
{
_adv_critical_local_name = name;
_adv_accept_critical.type = BT_DATA_NAME_COMPLETE;
_adv_accept_critical.data_len = name.length();
_adv_accept_critical.data = (const uint8_t*)_adv_critical_local_name.c_str();
}
void BLEDeviceManager::setAdvertiseCritical(BLEService& service)
{
BLEUtils::uuidString2BT(service.uuid(),(bt_uuid_t *)&_adv_critical_service_uuid);
uint8_t type = 0;
uint8_t length = 0;
uint8_t *data = NULL;
pr_info(LOG_MODULE_BLE, "ADV Type-%d", _adv_critical_service_uuid.uuid.type);
if (BT_UUID_TYPE_16 == _adv_critical_service_uuid.uuid.type)
{
data = (uint8_t *)&(((bt_uuid_16_t *)&_adv_critical_service_uuid)->val);
length = UUID_SIZE_16;
type = BT_DATA_UUID16_ALL;
}
else // Sid. KW, default is BT_UUID_TYPE_128
{
data = _adv_critical_service_uuid.val;
length = UUID_SIZE_128;
type = BT_DATA_UUID128_ALL;
}
_adv_accept_critical.type = type;
_adv_accept_critical.data_len = length;
_adv_accept_critical.data = data;
}
void BLEDeviceManager::setAdvertiseCritical(const char* macaddress)
{
BLEUtils::macAddressString2BT(macaddress, _adv_accept_device);
}
bool BLEDeviceManager::getDataFromAdvertiseByType(const BLEDevice* device,
const uint8_t eir_type,
const uint8_t* &data,
uint8_t &data_len) const
{
const uint8_t* adv_data = NULL;
uint8_t adv_data_len = 0;
bool retval = false;
bool scan_response_proced = false;
getDeviceAdvertiseBuffer(device->bt_le_address(),
adv_data,
adv_data_len);
while (NULL != adv_data)
{
while (adv_data_len > 1)
{
uint8_t len = adv_data[0];
uint8_t type = adv_data[1];
/* Check for early termination */
if ((len == 0) || ((len + 1) > adv_data_len)) {
break;
}
if (type == eir_type)
{
if (len >= BLE_MAX_ADV_SIZE)
{
len = BLE_MAX_ADV_SIZE-1;
}
data = &adv_data[2];
data_len = len - 1;
retval = true;
break;
}
adv_data_len -= len + 1;
adv_data += len + 1;
}
if (retval == true || scan_response_proced == true)
{
break;
}
getDeviceScanResponseBuffer(device->bt_le_address(),
adv_data,
adv_data_len);
scan_response_proced = true;
}
return retval;
}
bool BLEDeviceManager::hasLocalName(const BLEDevice* device) const
{
if (BLEUtils::isLocalBLE(*device) == true)
{
return (_local_name.length() != 0);
}
const uint8_t* local_name = NULL;
uint8_t local_name_len = 0;
bool retval = getDataFromAdvertiseByType(device,
BT_DATA_NAME_COMPLETE,
local_name,
local_name_len);
if (false == retval)
{
retval = getDataFromAdvertiseByType(device,
BT_DATA_NAME_SHORTENED,
local_name,
local_name_len);
}
return retval;
}
bool BLEDeviceManager::hasManufacturerData(const BLEDevice* device) const
{
if (BLEUtils::isLocalBLE(*device) == true)
{
return (_manufacturer_data_length != 0);
}
const uint8_t* manufactgurer_data = NULL;
uint8_t manufactgurer_data_len = 0;
return getDataFromAdvertiseByType(device,
BT_DATA_MANUFACTURER_DATA,
manufactgurer_data,
manufactgurer_data_len);
}
bool BLEDeviceManager::getManufacturerData (const BLEDevice* device,
uint8_t* manu_data,
uint8_t&manu_data_len) const
{
if (BLEUtils::isLocalBLE(*device) == true)
{
return (_manufacturer_data_length != 0);
}
const uint8_t* manufactgurer_data = NULL;
uint8_t manufactgurer_data_len = 0;
bool retval = getDataFromAdvertiseByType(device,
BT_DATA_MANUFACTURER_DATA,
manufactgurer_data,
manufactgurer_data_len);
if (retval)
{
memcpy (manu_data, manufactgurer_data, manufactgurer_data_len);
manu_data_len = manufactgurer_data_len;
}
return retval;
}
bool BLEDeviceManager::hasAdvertisedServiceUuid(const BLEDevice* device) const
{
if (BLEUtils::isLocalBLE(*device) == true)
{
return _has_service_uuid;
}
uint8_t service_cnt = advertisedServiceUuidCount(device);
return (service_cnt > 0);
}
bool BLEDeviceManager::hasAdvertisedServiceUuid(const BLEDevice* device, int index) const
{
uint8_t service_cnt = advertisedServiceUuidCount(device);
return (service_cnt > index);
}
void BLEDeviceManager::getDeviceAdvertiseBuffer(const bt_addr_le_t* addr,
const uint8_t* &adv_data,
uint8_t &adv_len) const
{
const bt_addr_le_t* temp = NULL;
// Connected device
for (int i = 0; i < BLE_MAX_CONN_CFG; i++)
{
temp = &_peer_peripheral[i];
if (bt_addr_le_cmp(temp, addr) == 0)
{
adv_data = _peer_peripheral_adv_data[i];
adv_len = _peer_peripheral_adv_data_len[i];
return;
}
}
// Connecting device
if (bt_addr_le_cmp(&_wait_for_connect_peripheral, addr) == 0)
{
adv_data = _wait_for_connect_peripheral_adv_data;
adv_len = _wait_for_connect_peripheral_adv_data_len;
return;
}
// Available device
if (bt_addr_le_cmp(&_available_for_connect_peripheral, addr) == 0)
{
adv_data = _available_for_connect_peripheral_adv_data;
adv_len = _available_for_connect_peripheral_adv_data_len;
return;
}
return;
}
void BLEDeviceManager::getDeviceScanResponseBuffer(const bt_addr_le_t* addr,
const uint8_t* &adv_data,
uint8_t &adv_len) const
{
const bt_addr_le_t* temp = NULL;
// Connected device
for (int i = 0; i < BLE_MAX_CONN_CFG; i++)
{
temp = &_peer_peripheral[i];
if (bt_addr_le_cmp(temp, addr) == 0)
{
adv_data = _peer_peripheral_scan_rsp_data[i];
adv_len = _peer_peripheral_scan_rsp_data_len[i];
return;
}
}
// Connecting device
if (bt_addr_le_cmp(&_wait_for_connect_peripheral, addr) == 0)
{
adv_data = _wait_for_connect_peripheral_scan_rsp_data;
adv_len = _wait_for_connect_peripheral_scan_rsp_data_len;
return;
}
// Available device
if (bt_addr_le_cmp(&_available_for_connect_peripheral, addr) == 0)
{
adv_data = _available_for_connect_peripheral_scan_rsp_data;
adv_len = _available_for_connect_peripheral_scan_rsp_data_len;
return;
}
return;
}
int BLEDeviceManager::advertisedServiceUuidCount(const BLEDevice* device) const
{
const uint8_t* adv_data = NULL;
uint8_t adv_data_len = 0;
uint8_t service_cnt = 0;
if (BLEUtils::isLocalBLE(*device) == true)
{
if (_has_service_uuid)
service_cnt++;
return service_cnt;
}
getDeviceAdvertiseBuffer(device->bt_le_address(),
adv_data,
adv_data_len);
if (NULL == adv_data)
{
return service_cnt;
}
while (adv_data_len > 1)
{
uint8_t len = adv_data[0];
uint8_t type = adv_data[1];
/* Check for early termination */
if (len == 0 || ((len + 1) > adv_data_len))
{
return service_cnt;
}
/* Sid, 2/15/2017. Sandeep reported that Apple devices may use
BT_DATA_UUID16_SOME and BT_DATA_UUID128_SOME in addition to ALL.
Practically, these types are same as ALL. */
if (type == BT_DATA_UUID16_ALL ||
type == BT_DATA_UUID128_ALL ||
type == BT_DATA_UUID16_SOME ||
type == BT_DATA_UUID128_SOME)
{
service_cnt++;
}
adv_data_len -= len + 1;
adv_data += len + 1;
}
return service_cnt;
}
String BLEDeviceManager::localName(const BLEDevice* device) const
{
if (BLEUtils::isLocalBLE(*device) == true)
{
return _local_name;
}
const uint8_t* local_name = NULL;
uint8_t local_name_len = 0;
String temp("");
char local_name_buff[BLE_MAX_ADV_SIZE];
bool retval = getDataFromAdvertiseByType(device,
BT_DATA_NAME_COMPLETE,
local_name,
local_name_len);
if (false == retval)
{
retval = getDataFromAdvertiseByType(device,
BT_DATA_NAME_SHORTENED,
local_name,
local_name_len);
}
if (true == retval)
{
if (local_name_len >= BLE_MAX_ADV_SIZE)
{
local_name_len = BLE_MAX_ADV_SIZE - 1;
}
memcpy(local_name_buff, local_name, local_name_len);
local_name_buff[local_name_len] = '\0';
temp = local_name_buff;
}
return temp;
}
String BLEDeviceManager::advertisedServiceUuid(const BLEDevice* device) const
{
return advertisedServiceUuid(device, 0);
}
String BLEDeviceManager::advertisedServiceUuid(const BLEDevice* device, int index) const
{
const uint8_t* adv_data = NULL;
uint8_t adv_data_len = 0;
uint8_t service_cnt = 0;
bt_uuid_128_t service_uuid;
char uuid_string[37];