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our_service.c
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#include <stdint.h>
#include <string.h>
#include "nrf_gpio.h"
#include "nrf_delay.h"
#include "our_service.h"
#include "ble_srv_common.h"
#include "app_error.h"
#include "ibeacon.h"
#include "flashManager.h"
#include "nrf_delay.h"
uint8_t set_success[] = {0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
uint8_t set_failed[] = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
static void on_ble_write(ble_os_t * p_our_service, ble_evt_t * p_ble_evt)
{
uint32_t err_code;
ble_gatts_value_t rx_data;
rx_data.len = sizeof(20);
rx_data.offset = 0;
if(p_ble_evt->evt.gatts_evt.params.write.handle == p_our_service->beacon_company_id_char_handle.value_handle)
{
sd_ble_gatts_value_get(p_our_service->conn_handle, p_our_service->beacon_company_id_char_handle.value_handle, &rx_data);
set_ibeacon_company_identifier(p_ble_evt->evt.gatts_evt.params.write.data[1] | (p_ble_evt->evt.gatts_evt.params.write.data[0] << 8));
printf("\nRecieved Ibeacon Company Identifier :%x \n",get_ibeacon_company_identifier());
}
else if(p_ble_evt->evt.gatts_evt.params.write.handle == p_our_service->beacon_uuid_char_handle.value_handle)
{
sd_ble_gatts_value_get(p_our_service->conn_handle, p_our_service->beacon_uuid_char_handle.value_handle, &rx_data);
printf("\nRecieved UUID : \n");
set_ibeacon_uuid(p_ble_evt->evt.gatts_evt.params.write.data);
}
else if(p_ble_evt->evt.gatts_evt.params.write.handle == p_our_service->beacon_major_char_handle.value_handle)
{
sd_ble_gatts_value_get(p_our_service->conn_handle, p_our_service->beacon_major_char_handle.value_handle, &rx_data);
set_ibeacon_major(p_ble_evt->evt.gatts_evt.params.write.data[1] | (p_ble_evt->evt.gatts_evt.params.write.data[0] << 8));
printf("\nRecieved Ibeacon Major :%x \n",get_ibeacon_major());
}
else if(p_ble_evt->evt.gatts_evt.params.write.handle == p_our_service->beacon_minor_char_handle.value_handle)
{
sd_ble_gatts_value_get(p_our_service->conn_handle, p_our_service->beacon_minor_char_handle.value_handle, &rx_data);
set_ibeacon_minor(p_ble_evt->evt.gatts_evt.params.write.data[1] | (p_ble_evt->evt.gatts_evt.params.write.data[0] << 8));
printf("\nRecieved Ibeacon Minor :%x \n",get_ibeacon_minor());
}
else if(p_ble_evt->evt.gatts_evt.params.write.handle == p_our_service->beacon_measured_tx_power_char_handle.value_handle)
{
sd_ble_gatts_value_get(p_our_service->conn_handle, p_our_service->beacon_measured_tx_power_char_handle.value_handle, &rx_data);
set_ibeacon_measured_rssi_at_1_meter(p_ble_evt->evt.gatts_evt.params.write.data[0]);
printf("\nRecieved Ibeacon Measured Tx Power :%x \n",get_ibeacon_measured_rssi_at_1_meter());
}
else if(p_ble_evt->evt.gatts_evt.params.write.handle == p_our_service->beacon_interval_char_handle.value_handle)
{
sd_ble_gatts_value_get(p_our_service->conn_handle, p_our_service->beacon_interval_char_handle.value_handle, &rx_data);
set_ibeacon_broadcasting_interval(p_ble_evt->evt.gatts_evt.params.write.data[1] | (p_ble_evt->evt.gatts_evt.params.write.data[0] << 8));
printf("\nRecieved Ibeacon Interval :%x \n",get_ibeacon_broadcasting_interval());
}
else if(p_ble_evt->evt.gatts_evt.params.write.handle == p_our_service->beacon_txpower_char_handle.value_handle)
{
sd_ble_gatts_value_get(p_our_service->conn_handle, p_our_service->beacon_txpower_char_handle.value_handle, &rx_data);
set_ibeacon_broadcasting_txpower(p_ble_evt->evt.gatts_evt.params.write.data[0]);
printf("\nRecieved Ibeacon Broadcasting Tx power :%02x \n",get_ibeacon_broadcasting_txpower());
}
else if(p_ble_evt->evt.gatts_evt.params.write.handle == p_our_service->beacon_name_char_handle.value_handle)
{
err_code=sd_ble_gatts_value_get(p_our_service->conn_handle, p_our_service->beacon_name_char_handle.value_handle, &rx_data);
APP_ERROR_CHECK(err_code);
printf("\nRecieved Ibeacon Name %d : %.*s \n",p_ble_evt->evt.gatts_evt.params.write.data[0],p_ble_evt->evt.gatts_evt.params.write.data[0],p_ble_evt->evt.gatts_evt.params.write.data);
set_ibeacon_name(p_ble_evt->evt.gatts_evt.params.write.data+1,p_ble_evt->evt.gatts_evt.params.write.data[0]);
}
else if(p_ble_evt->evt.gatts_evt.params.write.handle == p_our_service->beacon_auth_key_char_handle.value_handle)
{
sd_ble_gatts_value_get(p_our_service->conn_handle, p_our_service->beacon_auth_key_char_handle.value_handle, &rx_data);
printf("\nRecieved Ibeacon Key %d : %.*s \n",p_ble_evt->evt.gatts_evt.params.write.data[0],p_ble_evt->evt.gatts_evt.params.write.data[0],p_ble_evt->evt.gatts_evt.params.write.data);
set_ibeacon_key(p_ble_evt->evt.gatts_evt.params.write.data+1,p_ble_evt->evt.gatts_evt.params.write.data[0]);
}
else if(p_ble_evt->evt.gatts_evt.params.write.handle == p_our_service->beacon_save_char_handle.value_handle)
{
sd_ble_gatts_value_get(p_our_service->conn_handle, p_our_service->beacon_save_char_handle.value_handle, &rx_data);
printf("\nRecieved Save And Reboot :%s \n",p_ble_evt->evt.gatts_evt.params.write.data);
int8_t *key_back;
int8_t length;
get_ibeacon_key_back(&key_back,&length);
if(memcmp(key_back,p_ble_evt->evt.gatts_evt.params.write.data+1,length)==0){
update_save_copnfirmation_characteristic_value(p_our_service,set_success);
set_fds_write_parameter_flag(true);
}
else{
printf("\nwrong password\n");
update_save_copnfirmation_characteristic_value(p_our_service,set_failed);
nrf_delay_ms(3000);
NVIC_SystemReset();
}
}
else{
printf("something is wrong");
}
}
void ble_our_service_on_ble_evt(ble_evt_t const * p_ble_evt, void * p_context)
{
ble_os_t * p_our_service =(ble_os_t *) p_context;
switch (p_ble_evt->header.evt_id)
{
case BLE_GATTS_EVT_WRITE:
on_ble_write(p_our_service, p_ble_evt);
break;
case BLE_GAP_EVT_CONNECTED:
p_our_service->conn_handle = p_ble_evt->evt.gap_evt.conn_handle;
break;
case BLE_GAP_EVT_DISCONNECTED:
p_our_service->conn_handle = BLE_CONN_HANDLE_INVALID;
break;
default:
// No implementation needed.
break;
}
}
/**@brief Function for adding our new characterstic to "Our service" that we initiated in the previous tutorial.
*
* @param[in] p_our_service Our Service structure.
*
*/
//base uuid , charac uuid, read_flag, write_flag, max value, init value, value
uint32_t add_char(ble_os_t * p_our_service,ble_gatts_char_handles_t *handle,ble_uuid128_t _base_uuid,uint16_t _char_uuid,bool read_flag,bool write_flag,bool notify_flag,bool cccd_flag,uint8_t max_value_len,uint8_t init_value_len)
{
uint8_t value[max_value_len];
memset(value,0,max_value_len);
uint32_t err_code;
ble_uuid_t char_uuid;
ble_uuid128_t base_uuid = _base_uuid;
char_uuid.uuid = _char_uuid;
err_code = sd_ble_uuid_vs_add(&base_uuid, &char_uuid.type);
APP_ERROR_CHECK(err_code);
ble_gatts_char_md_t char_md;
memset(&char_md, 0, sizeof(char_md));
if(write_flag==true){
char_md.char_props.write = 1;
}
else{
char_md.char_props.write = 0;
}
if(read_flag==true){
char_md.char_props.read = 1;
}
else{
char_md.char_props.read = 0;
}
ble_gatts_attr_md_t cccd_md;
if(cccd_flag==true){
memset(&cccd_md, 0, sizeof(cccd_md));
if(read_flag==true){
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.read_perm);
}
if(write_flag==true){
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.write_perm);
}
cccd_md.vloc = BLE_GATTS_VLOC_STACK;
if(read_flag==true || write_flag==true){
char_md.p_cccd_md = &cccd_md;
}
}
if(notify_flag==true){
char_md.char_props.notify = 1;
}
else{
char_md.char_props.notify = 0;
}
ble_gatts_attr_md_t attr_md;
memset(&attr_md, 0, sizeof(attr_md));
attr_md.vloc = BLE_GATTS_VLOC_STACK;
if(read_flag==true){
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&attr_md.read_perm);
}
if(write_flag==true){
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&attr_md.write_perm);
}
ble_gatts_attr_t attr_char_value;
memset(&attr_char_value, 0, sizeof(attr_char_value));
attr_char_value.p_uuid = &char_uuid;
attr_char_value.p_attr_md = &attr_md;
attr_char_value.max_len = max_value_len;
attr_char_value.init_len = init_value_len;
attr_char_value.p_value = value;
err_code = sd_ble_gatts_characteristic_add(p_our_service->service_handle,
&char_md,
&attr_char_value,
handle);
APP_ERROR_CHECK(err_code);
return NRF_SUCCESS;
}
/**@brief Function for initiating our new service.
*
* @param[in] p_our_service Our Service structure.
*
*/
void our_service_init(ble_os_t * p_our_service)
{
uint32_t err_code;
ble_uuid_t service_uuid;
ble_uuid128_t base_uuid = BLE_UUID_OUR_BASE_UUID;
service_uuid.uuid = BLE_UUID_OUR_SERVICE_UUID;
err_code = sd_ble_uuid_vs_add(&base_uuid, &service_uuid.type);
APP_ERROR_CHECK(err_code);
p_our_service->conn_handle = BLE_CONN_HANDLE_INVALID;
err_code = sd_ble_gatts_service_add(BLE_GATTS_SRVC_TYPE_PRIMARY,
&service_uuid,
&p_our_service->service_handle);
APP_ERROR_CHECK(err_code);
}
void update_save_copnfirmation_characteristic_value(ble_os_t *p_our_service, int value[])
{
if (p_our_service->conn_handle != BLE_CONN_HANDLE_INVALID)
{
uint16_t len = 20;
ble_gatts_hvx_params_t hvx_params;
memset(&hvx_params, 0, sizeof(hvx_params));
hvx_params.handle = p_our_service->beacon_save_char_handle.value_handle;
hvx_params.type = BLE_GATT_HVX_NOTIFICATION;
hvx_params.offset = 0;
hvx_params.p_len = &len;
hvx_params.p_data = (uint8_t*)value;
sd_ble_gatts_hvx(p_our_service->conn_handle, &hvx_params);
}
}