Michael Galis / nRF51822

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Fork of nRF51822 by Nordic Semiconductor

btle/btle.cpp@52:120bd37b9d0d, 2014-07-24 (annotated)

Committer:
Rohit Grover
Date:
Thu Jul 24 15:46:29 2014 +0100
Revision:
52:120bd37b9d0d
Parent:
41:6e66cd970659
Child:
56:a1071b629aa3
implement APIs for get/setDeviceName(), get/setAppearance(), getVersion(), and setTxPower()

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Rohit Grover 22:c6ee8136847e 1 /* mbed Microcontroller Library
Rohit Grover 22:c6ee8136847e 2 * Copyright (c) 2006-2013 ARM Limited
Rohit Grover 22:c6ee8136847e 3 *
Rohit Grover 22:c6ee8136847e 4 * Licensed under the Apache License, Version 2.0 (the "License");
Rohit Grover 22:c6ee8136847e 5 * you may not use this file except in compliance with the License.
Rohit Grover 22:c6ee8136847e 6 * You may obtain a copy of the License at
Rohit Grover 22:c6ee8136847e 7 *
Rohit Grover 22:c6ee8136847e 8 * http://www.apache.org/licenses/LICENSE-2.0
Rohit Grover 22:c6ee8136847e 9 *
Rohit Grover 22:c6ee8136847e 10 * Unless required by applicable law or agreed to in writing, software
Rohit Grover 22:c6ee8136847e 11 * distributed under the License is distributed on an "AS IS" BASIS,
Rohit Grover 22:c6ee8136847e 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Rohit Grover 22:c6ee8136847e 13 * See the License for the specific language governing permissions and
Rohit Grover 22:c6ee8136847e 14 * limitations under the License.
Rohit Grover 22:c6ee8136847e 15 */
Rohit Grover 52:120bd37b9d0d 16
Rohit Grover 22:c6ee8136847e 17 #include "common/common.h"
Rohit Grover 37:c29c330d942c 18 #include "nordic_common.h"
Rohit Grover 22:c6ee8136847e 19
Rohit Grover 22:c6ee8136847e 20 #include "app_timer.h"
Rohit Grover 22:c6ee8136847e 21 #include "btle.h"
Rohit Grover 22:c6ee8136847e 22
Rohit Grover 22:c6ee8136847e 23 #include "ble_stack_handler_types.h"
Rohit Grover 22:c6ee8136847e 24 #include "ble_radio_notification.h"
Rohit Grover 22:c6ee8136847e 25 #include "ble_flash.h"
Rohit Grover 37:c29c330d942c 26 #if NEED_BOND_MANAGER
Rohit Grover 22:c6ee8136847e 27 #include "ble_bondmngr.h"
Rohit Grover 37:c29c330d942c 28 #endif
Rohit Grover 22:c6ee8136847e 29 #include "ble_conn_params.h"
Rohit Grover 22:c6ee8136847e 30
Rohit Grover 22:c6ee8136847e 31 #include "btle_gap.h"
Rohit Grover 22:c6ee8136847e 32 #include "btle_advertising.h"
Rohit Grover 22:c6ee8136847e 33 #include "custom/custom_helper.h"
Rohit Grover 22:c6ee8136847e 34
Rohit Grover 22:c6ee8136847e 35 #include "softdevice_handler.h"
Rohit Grover 22:c6ee8136847e 36 #include "pstorage.h"
Rohit Grover 22:c6ee8136847e 37
Rohit Grover 52:120bd37b9d0d 38 #include "GapEvents.h"
Rohit Grover 22:c6ee8136847e 39 #include "nRF51Gap.h"
Rohit Grover 22:c6ee8136847e 40 #include "nRF51GattServer.h"
Rohit Grover 22:c6ee8136847e 41
Rohit Grover 32:84dea0924a63 42 #if NEED_BOND_MANAGER /* disabled by default */
Rohit Grover 22:c6ee8136847e 43 static void service_error_callback(uint32_t nrf_error);
Rohit Grover 32:84dea0924a63 44 #endif
Rohit Grover 52:120bd37b9d0d 45 extern "C" void assert_nrf_callback(uint16_t line_num, const uint8_t *p_file_name);
Rohit Grover 22:c6ee8136847e 46 void app_error_handler(uint32_t error_code,
Rohit Grover 22:c6ee8136847e 47 uint32_t line_num,
Rohit Grover 22:c6ee8136847e 48 const uint8_t *p_file_name);
Rohit Grover 22:c6ee8136847e 49
Rohit Grover 32:84dea0924a63 50 #if NEED_BOND_MANAGER /* disabled by default */
Rohit Grover 22:c6ee8136847e 51 static error_t bond_manager_init(void);
Rohit Grover 32:84dea0924a63 52 #endif
Rohit Grover 22:c6ee8136847e 53
Rohit Grover 22:c6ee8136847e 54 static void btle_handler(ble_evt_t *p_ble_evt);
Rohit Grover 22:c6ee8136847e 55
Rohit Grover 22:c6ee8136847e 56 static void sys_evt_dispatch(uint32_t sys_evt)
Rohit Grover 22:c6ee8136847e 57 {
Rohit Grover 33:8efbbf54b66f 58 #if NEED_PSTORAGE /* disabled by default */
Rohit Grover 22:c6ee8136847e 59 pstorage_sys_event_handler(sys_evt);
Rohit Grover 33:8efbbf54b66f 60 #endif
Rohit Grover 22:c6ee8136847e 61 }
Rohit Grover 22:c6ee8136847e 62
Rohit Grover 22:c6ee8136847e 63 error_t btle_init(void)
Rohit Grover 22:c6ee8136847e 64 {
Rohit Grover 22:c6ee8136847e 65 APP_TIMER_INIT(0, 8, 5, false);
Rohit Grover 22:c6ee8136847e 66 SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, false);
Rohit Grover 22:c6ee8136847e 67
Rohit Grover 22:c6ee8136847e 68 ASSERT_STATUS( softdevice_ble_evt_handler_set(btle_handler));
Rohit Grover 22:c6ee8136847e 69 ASSERT_STATUS( softdevice_sys_evt_handler_set(sys_evt_dispatch));
Rohit Grover 22:c6ee8136847e 70
Rohit Grover 32:84dea0924a63 71 #if NEED_BOND_MANAGER /* disabled by default */
Rohit Grover 22:c6ee8136847e 72 bond_manager_init();
Rohit Grover 32:84dea0924a63 73 #endif
Rohit Grover 22:c6ee8136847e 74 btle_gap_init();
Rohit Grover 22:c6ee8136847e 75
Rohit Grover 22:c6ee8136847e 76 return ERROR_NONE;
Rohit Grover 22:c6ee8136847e 77 }
Rohit Grover 22:c6ee8136847e 78
Rohit Grover 22:c6ee8136847e 79 static void btle_handler(ble_evt_t *p_ble_evt)
Rohit Grover 22:c6ee8136847e 80 {
Rohit Grover 22:c6ee8136847e 81 /* Library service handlers */
Rohit Grover 32:84dea0924a63 82 #if NEED_BOND_MANAGER /* disabled by default */
Rohit Grover 22:c6ee8136847e 83 ble_bondmngr_on_ble_evt(p_ble_evt);
Rohit Grover 32:84dea0924a63 84 #endif
Rohit Grover 22:c6ee8136847e 85 ble_conn_params_on_ble_evt(p_ble_evt);
Rohit Grover 22:c6ee8136847e 86
Rohit Grover 22:c6ee8136847e 87 /* Custom event handler */
Rohit Grover 22:c6ee8136847e 88 switch (p_ble_evt->header.evt_id) {
Rohit Grover 41:6e66cd970659 89 case BLE_GAP_EVT_CONNECTED: {
Rohit Grover 41:6e66cd970659 90 Gap::Handle_t handle = p_ble_evt->evt.gap_evt.conn_handle;
Rohit Grover 41:6e66cd970659 91 nRF51Gap::getInstance().setConnectionHandle(handle);
Rohit Grover 41:6e66cd970659 92 nRF51Gap::getInstance().processHandleSpecificEvent(GapEvents::GAP_EVENT_CONNECTED, handle);
Rohit Grover 22:c6ee8136847e 93 break;
Rohit Grover 41:6e66cd970659 94 }
Rohit Grover 22:c6ee8136847e 95
Rohit Grover 41:6e66cd970659 96 case BLE_GAP_EVT_DISCONNECTED: {
Rohit Grover 41:6e66cd970659 97 Gap::Handle_t handle = p_ble_evt->evt.gap_evt.conn_handle;
Rohit Grover 22:c6ee8136847e 98 // Since we are not in a connection and have not started advertising,
Rohit Grover 22:c6ee8136847e 99 // store bonds
Rohit Grover 22:c6ee8136847e 100 nRF51Gap::getInstance().setConnectionHandle (BLE_CONN_HANDLE_INVALID);
Rohit Grover 32:84dea0924a63 101 #if NEED_BOND_MANAGER /* disabled by default */
Rohit Grover 22:c6ee8136847e 102 ASSERT_STATUS_RET_VOID ( ble_bondmngr_bonded_centrals_store());
Rohit Grover 32:84dea0924a63 103 #endif
Rohit Grover 41:6e66cd970659 104 nRF51Gap::getInstance().processHandleSpecificEvent(GapEvents::GAP_EVENT_DISCONNECTED, handle);
Rohit Grover 22:c6ee8136847e 105 break;
Rohit Grover 41:6e66cd970659 106 }
Rohit Grover 22:c6ee8136847e 107
Rohit Grover 22:c6ee8136847e 108 case BLE_GAP_EVT_SEC_PARAMS_REQUEST: {
Rohit Grover 22:c6ee8136847e 109 ble_gap_sec_params_t sec_params = {0};
Rohit Grover 22:c6ee8136847e 110
Rohit Grover 22:c6ee8136847e 111 sec_params.timeout = 30; /*< Timeout for Pairing Request or
Rohit Grover 22:c6ee8136847e 112 * Security Request (in seconds). */
Rohit Grover 22:c6ee8136847e 113 sec_params.bond = 1; /**< Perform bonding. */
Rohit Grover 22:c6ee8136847e 114 sec_params.mitm = CFG_BLE_SEC_PARAM_MITM;
Rohit Grover 22:c6ee8136847e 115 sec_params.io_caps = CFG_BLE_SEC_PARAM_IO_CAPABILITIES;
Rohit Grover 22:c6ee8136847e 116 sec_params.oob = CFG_BLE_SEC_PARAM_OOB;
Rohit Grover 22:c6ee8136847e 117 sec_params.min_key_size = CFG_BLE_SEC_PARAM_MIN_KEY_SIZE;
Rohit Grover 22:c6ee8136847e 118 sec_params.max_key_size = CFG_BLE_SEC_PARAM_MAX_KEY_SIZE;
Rohit Grover 22:c6ee8136847e 119
Rohit Grover 22:c6ee8136847e 120 ASSERT_STATUS_RET_VOID(
Rohit Grover 22:c6ee8136847e 121 sd_ble_gap_sec_params_reply(nRF51Gap::getInstance().
Rohit Grover 22:c6ee8136847e 122 getConnectionHandle(),
Rohit Grover 22:c6ee8136847e 123 BLE_GAP_SEC_STATUS_SUCCESS,
Rohit Grover 22:c6ee8136847e 124 &sec_params));
Rohit Grover 22:c6ee8136847e 125 }
Rohit Grover 22:c6ee8136847e 126 break;
Rohit Grover 22:c6ee8136847e 127
Rohit Grover 22:c6ee8136847e 128 case BLE_GAP_EVT_TIMEOUT:
Rohit Grover 40:1cb3707fa798 129 if (p_ble_evt->evt.gap_evt.params.timeout.src == BLE_GAP_TIMEOUT_SRC_ADVERTISEMENT) {
Rohit Grover 41:6e66cd970659 130 nRF51Gap::getInstance().processEvent(GapEvents::GAP_EVENT_TIMEOUT);
Rohit Grover 22:c6ee8136847e 131 }
Rohit Grover 22:c6ee8136847e 132 break;
Rohit Grover 22:c6ee8136847e 133
Rohit Grover 22:c6ee8136847e 134 case BLE_GATTC_EVT_TIMEOUT:
Rohit Grover 22:c6ee8136847e 135 case BLE_GATTS_EVT_TIMEOUT:
Rohit Grover 22:c6ee8136847e 136 // Disconnect on GATT Server and Client timeout events.
Rohit Grover 22:c6ee8136847e 137 // ASSERT_STATUS_RET_VOID (sd_ble_gap_disconnect(m_conn_handle,
Rohit Grover 22:c6ee8136847e 138 // BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION));
Rohit Grover 22:c6ee8136847e 139 break;
Rohit Grover 22:c6ee8136847e 140
Rohit Grover 22:c6ee8136847e 141 default:
Rohit Grover 22:c6ee8136847e 142 break;
Rohit Grover 22:c6ee8136847e 143 }
Rohit Grover 22:c6ee8136847e 144
Rohit Grover 22:c6ee8136847e 145 nRF51GattServer::getInstance().hwCallback(p_ble_evt);
Rohit Grover 22:c6ee8136847e 146 }
Rohit Grover 22:c6ee8136847e 147
Rohit Grover 32:84dea0924a63 148 #if NEED_BOND_MANAGER /* disabled by default */
Rohit Grover 22:c6ee8136847e 149 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 150 /*!
Rohit Grover 22:c6ee8136847e 151 @brief Initialises the bond manager
Rohit Grover 22:c6ee8136847e 152
Rohit Grover 22:c6ee8136847e 153 @note Bond data will be cleared on reset if the bond delete
Rohit Grover 22:c6ee8136847e 154 button is pressed during initialisation (the button is
Rohit Grover 22:c6ee8136847e 155 defined as CFG_BLE_BOND_DELETE_BUTTON_NUM).
Rohit Grover 22:c6ee8136847e 156
Rohit Grover 22:c6ee8136847e 157 @returns
Rohit Grover 22:c6ee8136847e 158 */
Rohit Grover 22:c6ee8136847e 159 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 160 static error_t bond_manager_init(void)
Rohit Grover 22:c6ee8136847e 161 {
Rohit Grover 22:c6ee8136847e 162 ble_bondmngr_init_t bond_para = {0};
Rohit Grover 22:c6ee8136847e 163
Rohit Grover 22:c6ee8136847e 164 ASSERT_STATUS ( pstorage_init());
Rohit Grover 22:c6ee8136847e 165
Rohit Grover 22:c6ee8136847e 166 bond_para.flash_page_num_bond = CFG_BLE_BOND_FLASH_PAGE_BOND;
Rohit Grover 22:c6ee8136847e 167 bond_para.flash_page_num_sys_attr = CFG_BLE_BOND_FLASH_PAGE_SYS_ATTR;
Rohit Grover 22:c6ee8136847e 168 //bond_para.bonds_delete = boardButtonCheck(CFG_BLE_BOND_DELETE_BUTTON_NUM) ;
Rohit Grover 22:c6ee8136847e 169 bond_para.evt_handler = NULL;
Rohit Grover 22:c6ee8136847e 170 bond_para.error_handler = service_error_callback;
Rohit Grover 22:c6ee8136847e 171
Rohit Grover 22:c6ee8136847e 172 ASSERT_STATUS( ble_bondmngr_init( &bond_para ));
Rohit Grover 22:c6ee8136847e 173
Rohit Grover 22:c6ee8136847e 174 /* Init radio active/inactive notification to flash (to only perform flashing when the radio is inactive) */
Rohit Grover 22:c6ee8136847e 175 // ASSERT_STATUS( ble_radio_notification_init(NRF_APP_PRIORITY_HIGH,
Rohit Grover 22:c6ee8136847e 176 // NRF_RADIO_NOTIFICATION_DISTANCE_4560US,
Rohit Grover 22:c6ee8136847e 177 // ble_flash_on_radio_active_evt) );
Rohit Grover 22:c6ee8136847e 178
Rohit Grover 22:c6ee8136847e 179 return ERROR_NONE;
Rohit Grover 22:c6ee8136847e 180 }
Rohit Grover 32:84dea0924a63 181 #endif // #if NEED_BOND_MANAGER
Rohit Grover 22:c6ee8136847e 182
Rohit Grover 32:84dea0924a63 183 #if NEED_BOND_MANAGER /* disabled by default */
Rohit Grover 22:c6ee8136847e 184 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 185 /*!
Rohit Grover 22:c6ee8136847e 186 @brief
Rohit Grover 22:c6ee8136847e 187 @param[in] nrf_error
Rohit Grover 22:c6ee8136847e 188 @returns
Rohit Grover 22:c6ee8136847e 189 */
Rohit Grover 22:c6ee8136847e 190 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 191 static void service_error_callback(uint32_t nrf_error)
Rohit Grover 22:c6ee8136847e 192 {
Rohit Grover 22:c6ee8136847e 193 ASSERT_STATUS_RET_VOID( nrf_error );
Rohit Grover 22:c6ee8136847e 194 }
Rohit Grover 32:84dea0924a63 195 #endif // #if NEED_BOND_MANAGER
Rohit Grover 22:c6ee8136847e 196
Rohit Grover 22:c6ee8136847e 197 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 198 /*!
Rohit Grover 22:c6ee8136847e 199 @brief Callback when an error occurs inside the SoftDevice
Rohit Grover 22:c6ee8136847e 200
Rohit Grover 22:c6ee8136847e 201 @param[in] line_num
Rohit Grover 22:c6ee8136847e 202 @param[in] p-file_name
Rohit Grover 22:c6ee8136847e 203
Rohit Grover 22:c6ee8136847e 204 @returns
Rohit Grover 22:c6ee8136847e 205 */
Rohit Grover 22:c6ee8136847e 206 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 207 void assert_nrf_callback(uint16_t line_num, const uint8_t *p_file_name)
Rohit Grover 22:c6ee8136847e 208 {
Rohit Grover 22:c6ee8136847e 209 ASSERT(false, (void) 0);
Rohit Grover 22:c6ee8136847e 210 }
Rohit Grover 22:c6ee8136847e 211
Rohit Grover 22:c6ee8136847e 212 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 213 /*!
Rohit Grover 22:c6ee8136847e 214 @brief Handler for general errors above the SoftDevice layer.
Rohit Grover 22:c6ee8136847e 215 Typically we can' recover from this so we do a reset.
Rohit Grover 22:c6ee8136847e 216
Rohit Grover 22:c6ee8136847e 217 @param[in] error_code
Rohit Grover 22:c6ee8136847e 218 @param[in] line_num
Rohit Grover 22:c6ee8136847e 219 @param[in] p-file_name
Rohit Grover 22:c6ee8136847e 220
Rohit Grover 22:c6ee8136847e 221 @returns
Rohit Grover 22:c6ee8136847e 222 */
Rohit Grover 22:c6ee8136847e 223 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 224 void app_error_handler(uint32_t error_code,
Rohit Grover 22:c6ee8136847e 225 uint32_t line_num,
Rohit Grover 22:c6ee8136847e 226 const uint8_t *p_file_name)
Rohit Grover 22:c6ee8136847e 227 {
Rohit Grover 22:c6ee8136847e 228 ASSERT_STATUS_RET_VOID( error_code );
Rohit Grover 22:c6ee8136847e 229 NVIC_SystemReset();
Rohit Grover 22:c6ee8136847e 230 }