Diff: hw/nRF51822n/btle/btle.c

Revision:

0:4c3097c65247

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hw/nRF51822n/btle/btle.c	Thu Feb 06 11:51:06 2014 +0000
@@ -0,0 +1,218 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 ARM Limited
+ *
+ * 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.
+ */
+#include "common/common.h"
+
+#include "app_timer.h"
+#include "btle.h"
+
+#include "ble_stack_handler_types.h"
+#include "ble_radio_notification.h"
+#include "ble_flash.h"
+#include "ble_bondmngr.h"
+#include "ble_conn_params.h"
+
+#include "btle_gap.h"
+#include "btle_advertising.h"
+#include "custom/custom_helper.h"
+
+#include "nordic_common.h"
+#include "softdevice_handler.h"
+#include "pstorage.h"
+
+#include "hw/GapEvents.h"
+#include "hw/nRF51822n/nRF51Gap.h"
+#include "hw/nRF51822n/nRF51GattServer.h"
+
+static void service_error_callback(uint32_t nrf_error);
+void        assert_nrf_callback(uint16_t line_num, const uint8_t * p_file_name);
+void        app_error_handler(uint32_t error_code, uint32_t line_num, const uint8_t * p_file_name);
+
+static error_t bond_manager_init(void);
+
+static void btle_handler(ble_evt_t * p_ble_evt);
+
+/**************************************************************************/
+/*!
+
+*/
+/**************************************************************************/
+static void sys_evt_dispatch(uint32_t sys_evt)
+{
+  pstorage_sys_event_handler(sys_evt);
+}
+
+/**************************************************************************/
+/*!
+    @brief      Initialises BTLE and the underlying HW/SoftDevice
+
+    @returns
+*/
+/**************************************************************************/
+error_t btle_init(void)
+{
+  APP_TIMER_INIT(0, 8, 5, false);
+  SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, false);
+
+  ASSERT_STATUS( softdevice_ble_evt_handler_set(btle_handler) );
+  ASSERT_STATUS( softdevice_sys_evt_handler_set(sys_evt_dispatch) );
+
+  bond_manager_init();
+  btle_gap_init();
+
+  return ERROR_NONE;
+}
+
+/**************************************************************************/
+/*!
+    @brief
+
+    @param[in]  p_ble_evt
+    
+    @returns
+*/
+/**************************************************************************/
+static void btle_handler(ble_evt_t * p_ble_evt)
+{
+  /* Library service handlers */
+  ble_bondmngr_on_ble_evt(p_ble_evt);
+  ble_conn_params_on_ble_evt(p_ble_evt);
+
+  /* Custom event handler */
+  static uint16_t m_conn_handle = BLE_CONN_HANDLE_INVALID;
+  switch (p_ble_evt->header.evt_id)
+  {
+    case BLE_GAP_EVT_CONNECTED:
+      m_conn_handle = p_ble_evt->evt.gap_evt.conn_handle;
+      nRF51Gap::getInstance().handleEvent(GapEvents::GAP_EVENT_CONNECTED);
+      break;
+
+    case BLE_GAP_EVT_DISCONNECTED:
+      // Since we are not in a connection and have not started advertising, store bonds
+      ASSERT_STATUS_RET_VOID ( ble_bondmngr_bonded_centrals_store() );
+      nRF51Gap::getInstance().handleEvent(GapEvents::GAP_EVENT_DISCONNECTED);
+      break;
+
+    case BLE_GAP_EVT_SEC_PARAMS_REQUEST:
+      { // TODO parameter depends on security method
+        ble_gap_sec_params_t sec_params = { 0 };
+
+        sec_params.timeout      = 30                                ; /**< Timeout for Pairing Request or Security Request (in seconds). */
+        sec_params.bond         = 1                                 ; /**< Perform bonding. */
+        sec_params.mitm         = CFG_BLE_SEC_PARAM_MITM            ;
+        sec_params.io_caps      = CFG_BLE_SEC_PARAM_IO_CAPABILITIES ;
+        sec_params.oob          = CFG_BLE_SEC_PARAM_OOB             ;
+        sec_params.min_key_size = CFG_BLE_SEC_PARAM_MIN_KEY_SIZE    ;
+        sec_params.max_key_size = CFG_BLE_SEC_PARAM_MAX_KEY_SIZE    ;
+
+        ASSERT_STATUS_RET_VOID ( sd_ble_gap_sec_params_reply(m_conn_handle, BLE_GAP_SEC_STATUS_SUCCESS, &sec_params) );
+      }
+      break;
+
+    case BLE_GAP_EVT_TIMEOUT:
+      if (p_ble_evt->evt.gap_evt.params.timeout.src == BLE_GAP_TIMEOUT_SRC_ADVERTISEMENT)
+      {
+        nRF51Gap::getInstance().handleEvent(GapEvents::GAP_EVENT_TIMEOUT);
+      }
+      break;
+
+    case BLE_GATTC_EVT_TIMEOUT:
+    case BLE_GATTS_EVT_TIMEOUT:
+      // Disconnect on GATT Server and Client timeout events.
+      // ASSERT_STATUS_RET_VOID (sd_ble_gap_disconnect(m_conn_handle, BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION));
+      break;
+
+    default: 
+      break;
+  }
+}
+
+/**************************************************************************/
+/*!
+    @brief      Initialises the bond manager
+
+    @note       Bond data will be cleared on reset if the bond delete
+                button is pressed during initialisation (the button is
+                defined as CFG_BLE_BOND_DELETE_BUTTON_NUM).
+
+    @returns
+*/
+/**************************************************************************/
+static error_t bond_manager_init(void)
+{
+  ble_bondmngr_init_t bond_para = { 0 };
+
+  ASSERT_STATUS ( pstorage_init() );
+
+  bond_para.flash_page_num_bond     = CFG_BLE_BOND_FLASH_PAGE_BOND                     ;
+  bond_para.flash_page_num_sys_attr = CFG_BLE_BOND_FLASH_PAGE_SYS_ATTR                 ;
+  //bond_para.bonds_delete            = boardButtonCheck(CFG_BLE_BOND_DELETE_BUTTON_NUM) ;
+  bond_para.evt_handler             = NULL                                             ;
+  bond_para.error_handler           = service_error_callback                           ;
+
+  ASSERT_STATUS( ble_bondmngr_init( &bond_para ) );
+
+  /* Init radio active/inactive notification to flash (to only perform flashing when the radio is inactive) */
+  //  ASSERT_STATUS( ble_radio_notification_init(NRF_APP_PRIORITY_HIGH,
+  //                                             NRF_RADIO_NOTIFICATION_DISTANCE_4560US,
+  //                                             ble_flash_on_radio_active_evt) );
+
+  return ERROR_NONE;
+}
+
+/**************************************************************************/
+/*!
+    @brief
+    @param[in]  nrf_error
+    @returns
+*/
+/**************************************************************************/
+static void service_error_callback(uint32_t nrf_error)
+{
+  ASSERT_STATUS_RET_VOID( nrf_error );
+}
+
+/**************************************************************************/
+/*!
+    @brief      Callback when an error occurs inside the SoftDevice
+
+    @param[in]  line_num
+    @param[in]  p-file_name
+
+    @returns
+*/
+/**************************************************************************/
+void assert_nrf_callback(uint16_t line_num, const uint8_t * p_file_name)
+{
+  ASSERT(false, (void) 0);
+}
+
+/**************************************************************************/
+/*!
+    @brief      Handler for general errors above the SoftDevice layer.
+                Typically we can' recover from this so we do a reset.
+
+    @param[in]  error_code
+    @param[in]  line_num
+    @param[in]  p-file_name
+
+    @returns
+*/
+/**************************************************************************/
+void app_error_handler(uint32_t error_code, uint32_t line_num, const uint8_t * p_file_name)
+{
+  ASSERT_STATUS_RET_VOID( error_code );
+  NVIC_SystemReset();
+}