Hem Dutt Dabral / BLE_BlueNRG_fork

Added support for obtaining BLE device name by parsing advertising data.

Fork of BLE_BlueNRG by Mridupawan Das

btle/src/btle.cpp@4:fa5b5693c1b5, 2014-07-22 (annotated)

Committer:
mridup
Date:
Tue Jul 22 09:20:20 2014 +0000
Revision:
4:fa5b5693c1b5
Parent:
3:9c4c13795643
Child:
6:08cfc94b5f49
Event Handling (Connection, disconnection) and debug support, SetAddress support.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mridup 0:309c845d289d 1 /* mbed Microcontroller Library
mridup 0:309c845d289d 2 * Copyright (c) 2006-2013 ARM Limited
mridup 0:309c845d289d 3 *
mridup 0:309c845d289d 4 * Licensed under the Apache License, Version 2.0 (the "License");
mridup 0:309c845d289d 5 * you may not use this file except in compliance with the License.
mridup 0:309c845d289d 6 * You may obtain a copy of the License at
mridup 0:309c845d289d 7 *
mridup 0:309c845d289d 8 * http://www.apache.org/licenses/LICENSE-2.0
mridup 0:309c845d289d 9 *
mridup 0:309c845d289d 10 * Unless required by applicable law or agreed to in writing, software
mridup 0:309c845d289d 11 * distributed under the License is distributed on an "AS IS" BASIS,
mridup 0:309c845d289d 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mridup 0:309c845d289d 13 * See the License for the specific language governing permissions and
mridup 0:309c845d289d 14 * limitations under the License.
mridup 0:309c845d289d 15 */
mridup 0:309c845d289d 16
mridup 0:309c845d289d 17
mridup 0:309c845d289d 18 #include "btle.h"
mridup 4:fa5b5693c1b5 19 #include "hw/Gap.h"
mridup 4:fa5b5693c1b5 20 #include "hw/GapEvents.h"
mridup 4:fa5b5693c1b5 21 #include "BlueNRGGap.h"
mridup 4:fa5b5693c1b5 22 #include "BlueNRGGattServer.h"
mridup 0:309c845d289d 23
mridup 0:309c845d289d 24 #ifdef __cplusplus
mridup 0:309c845d289d 25 extern "C" {
mridup 0:309c845d289d 26 #endif
mridup 0:309c845d289d 27
mridup 0:309c845d289d 28 /* C File Includes ------------------------------------------------------------------*/
mridup 0:309c845d289d 29 #include "hal_types.h"
mridup 0:309c845d289d 30 #include "hci.h"
mridup 0:309c845d289d 31 #include "bluenrg_hci.h"
mridup 0:309c845d289d 32 #include "gp_timer.h"
mridup 0:309c845d289d 33 #include "hal.h"
mridup 0:309c845d289d 34 #include "osal.h"
mridup 0:309c845d289d 35 #include "hci_internal.h"
mridup 0:309c845d289d 36 #include "bluenrg_hci_internal.h"
mridup 0:309c845d289d 37 #include "gap.h"
mridup 0:309c845d289d 38 #include "sm.h"
mridup 0:309c845d289d 39 #include <stdio.h>
mridup 0:309c845d289d 40 #include <string.h>
mridup 0:309c845d289d 41 #include <stm32l0xx_bluenrg_shield_bsp.h>
mridup 0:309c845d289d 42 #include "role_type.h"
mridup 0:309c845d289d 43 #include "debug.h"
mridup 0:309c845d289d 44
mridup 0:309c845d289d 45 /* SPI handler declaration */
mridup 0:309c845d289d 46 SPI_HandleTypeDef SpiHandle;
mridup 0:309c845d289d 47
mridup 0:309c845d289d 48 #ifdef __cplusplus
mridup 0:309c845d289d 49 }
mridup 0:309c845d289d 50 #endif
mridup 0:309c845d289d 51
mridup 0:309c845d289d 52
mridup 0:309c845d289d 53 static void btle_handler(/*ble_evt_t * p_ble_evt*/);
mridup 0:309c845d289d 54 void HCI_Input(tHciDataPacket * hciReadPacket);
mridup 0:309c845d289d 55
mridup 0:309c845d289d 56 #define BDADDR_SIZE 6
mridup 0:309c845d289d 57 tHalUint8 bdaddr[BDADDR_SIZE]= {0xaa, 0x00, 0x00, 0xE1, 0x80, 0x02};
mridup 0:309c845d289d 58
mridup 0:309c845d289d 59 /* Private variables ---------------------------------------------------------*/
mridup 0:309c845d289d 60 volatile uint8_t set_connectable = 1;
mridup 0:309c845d289d 61
mridup 0:309c845d289d 62 /**************************************************************************/
mridup 0:309c845d289d 63 /*!
mridup 0:309c845d289d 64 @brief Initialises BTLE and the underlying HW/SoftDevice
mridup 0:309c845d289d 65
mridup 0:309c845d289d 66 @returns
mridup 0:309c845d289d 67 */
mridup 0:309c845d289d 68 /**************************************************************************/
mridup 0:309c845d289d 69 void btle_init(void)
mridup 0:309c845d289d 70 {
mridup 0:309c845d289d 71 const char *name = "BlueNRG";
mridup 0:309c845d289d 72 tHalUint8 SERVER_BDADDR[] = {0x12, 0x34, 0x00, 0xE1, 0x80, 0x02};//MPD: This is the public address of the Server/Client
mridup 0:309c845d289d 73 tHalUint8 bdaddr[BDADDR_SIZE];
mridup 0:309c845d289d 74 int ret;
mridup 0:309c845d289d 75 uint16_t service_handle, dev_name_char_handle, appearance_char_handle;
mridup 0:309c845d289d 76
mridup 0:309c845d289d 77 HAL_Init();
mridup 0:309c845d289d 78
mridup 0:309c845d289d 79 /* Configure the User Button in GPIO Mode */
mridup 0:309c845d289d 80 BSP_PB_Init(BUTTON_KEY, BUTTON_MODE_GPIO);
mridup 0:309c845d289d 81
mridup 0:309c845d289d 82 /* Configure the system clock */
mridup 0:309c845d289d 83 SystemClock_Config();
mridup 0:309c845d289d 84
mridup 0:309c845d289d 85 /* Delay needed only to be able to acces the JTAG interface after reset
mridup 0:309c845d289d 86 if it will be disabled later. */
mridup 0:309c845d289d 87 Clock_Wait(500);
mridup 0:309c845d289d 88
mridup 0:309c845d289d 89 /* Initialize the BlueNRG SPI driver */
mridup 0:309c845d289d 90 BNRG_SPI_Init();
mridup 0:309c845d289d 91
mridup 0:309c845d289d 92 /* Initialize the BlueNRG HCI */
mridup 0:309c845d289d 93 HCI_Init();
mridup 0:309c845d289d 94
mridup 0:309c845d289d 95 /* Reset BlueNRG SPI interface */
mridup 0:309c845d289d 96 BlueNRG_RST();
mridup 0:309c845d289d 97
mridup 0:309c845d289d 98 /* The Nucleo board must be configured as SERVER */
mridup 2:a2b623661316 99 /*Osal_MemCpy(bdaddr, SERVER_BDADDR, sizeof(SERVER_BDADDR));
mridup 0:309c845d289d 100
mridup 0:309c845d289d 101 ret = aci_hal_write_config_data(CONFIG_DATA_PUBADDR_OFFSET,
mridup 0:309c845d289d 102 CONFIG_DATA_PUBADDR_LEN,
mridup 2:a2b623661316 103 bdaddr);*/
mridup 0:309c845d289d 104
mridup 0:309c845d289d 105 ret = aci_gatt_init();
mridup 2:a2b623661316 106 //GAP is always in PERIPHERAL _ROLE as mbed does not support Master role at the moment
mridup 0:309c845d289d 107 ret = aci_gap_init(GAP_PERIPHERAL_ROLE, &service_handle, &dev_name_char_handle, &appearance_char_handle);
mridup 0:309c845d289d 108
mridup 0:309c845d289d 109 ret = aci_gatt_update_char_value(service_handle, dev_name_char_handle, 0,
mridup 0:309c845d289d 110 strlen(name), (tHalUint8 *)name);
mridup 0:309c845d289d 111
mridup 0:309c845d289d 112 return;
mridup 0:309c845d289d 113 }
mridup 0:309c845d289d 114
mridup 0:309c845d289d 115 void User_Process()
mridup 0:309c845d289d 116 {
mridup 0:309c845d289d 117 if(set_connectable){
mridup 0:309c845d289d 118 setConnectable();
mridup 0:309c845d289d 119 set_connectable = FALSE;
mridup 0:309c845d289d 120 }
mridup 0:309c845d289d 121 }
mridup 0:309c845d289d 122
mridup 0:309c845d289d 123 void setConnectable(void)
mridup 0:309c845d289d 124 {
mridup 0:309c845d289d 125 tBleStatus ret;
mridup 0:309c845d289d 126
mridup 0:309c845d289d 127 const char local_name[] = {AD_TYPE_COMPLETE_LOCAL_NAME,'B','l','u','e','N','R','G'};
mridup 0:309c845d289d 128
mridup 0:309c845d289d 129 /* disable scan response */
mridup 0:309c845d289d 130 hci_le_set_scan_resp_data(0,NULL);
mridup 0:309c845d289d 131
mridup 0:309c845d289d 132
mridup 0:309c845d289d 133 ret = aci_gap_set_discoverable(ADV_IND, 0, 0, PUBLIC_ADDR, NO_WHITE_LIST_USE,
mridup 0:309c845d289d 134 8, local_name, 0, NULL, 0, 0);
mridup 0:309c845d289d 135
mridup 0:309c845d289d 136 }
mridup 0:309c845d289d 137
mridup 0:309c845d289d 138 /**************************************************************************/
mridup 0:309c845d289d 139 /*!
mridup 0:309c845d289d 140 @brief
mridup 0:309c845d289d 141
mridup 0:309c845d289d 142 @param[in] p_ble_evt
mridup 0:309c845d289d 143
mridup 0:309c845d289d 144 @returns
mridup 0:309c845d289d 145 */
mridup 0:309c845d289d 146 /**************************************************************************/
mridup 0:309c845d289d 147 static void btle_handler(/*ble_evt_t * p_ble_evt*/)
mridup 0:309c845d289d 148 {
mridup 0:309c845d289d 149
mridup 0:309c845d289d 150 }
mridup 0:309c845d289d 151
mridup 0:309c845d289d 152
mridup 0:309c845d289d 153 #ifdef __cplusplus
mridup 0:309c845d289d 154 extern "C" {
mridup 0:309c845d289d 155 #endif
mridup 0:309c845d289d 156
mridup 3:9c4c13795643 157 extern void HCI_Event_CB(void *pckt) {
mridup 3:9c4c13795643 158
mridup 3:9c4c13795643 159 hci_uart_pckt *hci_pckt = (hci_uart_pckt*)pckt;
mridup 3:9c4c13795643 160 hci_event_pckt *event_pckt = (hci_event_pckt*)hci_pckt->data;
mridup 0:309c845d289d 161
mridup 3:9c4c13795643 162 if(hci_pckt->type != HCI_EVENT_PKT)
mridup 3:9c4c13795643 163 return;
mridup 3:9c4c13795643 164
mridup 3:9c4c13795643 165 switch(event_pckt->evt){
mridup 3:9c4c13795643 166
mridup 3:9c4c13795643 167 case EVT_DISCONN_COMPLETE:
mridup 3:9c4c13795643 168 {
mridup 4:fa5b5693c1b5 169 BlueNRGGap::getInstance().handleEvent(GapEvents::GAP_EVENT_DISCONNECTED);
mridup 3:9c4c13795643 170 }
mridup 3:9c4c13795643 171 break;
mridup 3:9c4c13795643 172
mridup 3:9c4c13795643 173 case EVT_LE_META_EVENT:
mridup 3:9c4c13795643 174 {
mridup 3:9c4c13795643 175 evt_le_meta_event *evt = (evt_le_meta_event *)event_pckt->data;
mridup 3:9c4c13795643 176
mridup 3:9c4c13795643 177 switch(evt->subevent){
mridup 3:9c4c13795643 178 case EVT_LE_CONN_COMPLETE:
mridup 4:fa5b5693c1b5 179 {
mridup 4:fa5b5693c1b5 180 evt_le_connection_complete *cc = (evt_le_connection_complete *)evt->data;
mridup 4:fa5b5693c1b5 181
mridup 4:fa5b5693c1b5 182 BlueNRGGap::getInstance().setConnectionHandle(cc->handle);
mridup 4:fa5b5693c1b5 183 BlueNRGGap::getInstance().handleEvent(GapEvents::GAP_EVENT_CONNECTED);
mridup 4:fa5b5693c1b5 184
mridup 3:9c4c13795643 185 }
mridup 3:9c4c13795643 186 break;
mridup 3:9c4c13795643 187 }
mridup 3:9c4c13795643 188 }
mridup 3:9c4c13795643 189 break;
mridup 3:9c4c13795643 190
mridup 3:9c4c13795643 191 case EVT_VENDOR:
mridup 3:9c4c13795643 192 {
mridup 3:9c4c13795643 193 evt_blue_aci *blue_evt = (evt_blue_aci*)event_pckt->data;
mridup 3:9c4c13795643 194 switch(blue_evt->ecode){
mridup 3:9c4c13795643 195
mridup 3:9c4c13795643 196 case EVT_BLUE_GATT_READ_PERMIT_REQ:
mridup 3:9c4c13795643 197 {
mridup 3:9c4c13795643 198 //evt_gatt_read_permit_req *pr = (void*)blue_evt->data;
mridup 3:9c4c13795643 199 //Read_Request_CB(pr->attr_handle);
mridup 3:9c4c13795643 200 }
mridup 3:9c4c13795643 201 break;
mridup 3:9c4c13795643 202 }
mridup 3:9c4c13795643 203 }
mridup 3:9c4c13795643 204 break;
mridup 3:9c4c13795643 205 }
mridup 0:309c845d289d 206
mridup 0:309c845d289d 207 return ;
mridup 3:9c4c13795643 208 }
mridup 3:9c4c13795643 209
mridup 3:9c4c13795643 210
mridup 0:309c845d289d 211 #ifdef __cplusplus
mridup 0:309c845d289d 212 }
mridup 0:309c845d289d 213 #endif