Vincent (pan-) Coubard
My fork of X_NUCLEO_IDB0XA1
Fork of
X_NUCLEO_IDB0XA1
by 
ST
Diff: source/platform/btle.cpp
- Revision:
- 132:51056160fa4a
- Child:
- 133:1bb8df697f7f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/source/platform/btle.cpp Wed Oct 07 08:39:04 2015 +0200
@@ -0,0 +1,558 @@
+/* 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.
+*/
+
+
+/**
+ ******************************************************************************
+ * @file btle.cpp
+ * @author STMicroelectronics
+ * @brief Implementation BlueNRG Init and helper functions.
+ ******************************************************************************
+ * @copy
+ *
+ * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+ * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+ * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+ * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+ * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+ * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+ *
+ * <h2><center>© COPYRIGHT 2013 STMicroelectronics</center></h2>
+ */
+
+
+#include "btle.h"
+#include "ble/Gap.h"
+#include "ble/GapEvents.h"
+#include "BlueNRGGap.h"
+#include "BlueNRGGattServer.h"
+#include "BlueNRGGattClient.h"
+#include "Utils.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/* C File Includes ------------------------------------------------------------------*/
+// ANDREA: Updated includes and changed some types (e.g., tHalUint8 --> uint8_t)
+#include <stdio.h>
+#include <string.h>
+#include "hci.h"
+#include "hci_const.h"
+#include "bluenrg_aci.h"
+#include "bluenrg_hal_aci.h"
+#include "bluenrg_gap.h"
+#include "bluenrg_utils.h"
+
+#include "hal_types.h"
+#include "hal.h"
+#include "gp_timer.h"
+#include "osal.h"
+#include "sm.h"
+#include "debug.h"
+
+#ifdef __cplusplus
+}
+#endif
+
+#define IDB04A1 0
+#define IDB05A1 1
+
+#ifdef YOTTA_CFG
+static void btle_handler(void);
+#endif
+
+void HCI_Input(tHciDataPacket * hciReadPacket);
+
+//#define BDADDR_SIZE 6
+//tHalUint8 bdaddr[BDADDR_SIZE]= {0xaa, 0x00, 0x00, 0xE1, 0x80, 0x02};
+
+uint16_t g_gap_service_handle = 0;
+uint16_t g_appearance_char_handle = 0;
+uint16_t g_device_name_char_handle = 0;
+
+/* Private variables ---------------------------------------------------------*/
+volatile uint8_t set_connectable = 1;
+// ANDREA
+uint8_t bnrg_expansion_board = IDB04A1; /* at startup, suppose the X-NUCLEO-IDB04A1 is used */
+
+Gap::Address_t bleAddr;
+Gap::AddressType_t addr_type = Gap::ADDR_TYPE_PUBLIC;
+
+/**************************************************************************/
+/*!
+ @brief Initialises BTLE and the underlying HW/Device
+ @param isSetAddress boolean if address has been set
+ @param mosi MOSI Pin
+ @param miso MISO Pin
+ @param sclk clock Pin
+ @returns void
+*/
+/**************************************************************************/
+void btle_init(bool isSetAddress, uint8_t role)
+{
+ PRINTF("btle_init>>\n\r");
+
+ int ret;
+ uint8_t hwVersion;
+ uint16_t fwVersion;
+ uint16_t service_handle, dev_name_char_handle, appearance_char_handle;
+
+ /* Delay needed only to be able to acces the JTAG interface after reset
+ if it will be disabled later. */
+ Clock_Wait(500);
+
+ /* Initialize the BlueNRG HCI */
+ HCI_Init();
+
+ /* Reset BlueNRG SPI interface */
+ BlueNRG_RST();
+
+ /* get the BlueNRG HW and FW versions */
+ getBlueNRGVersion(&hwVersion, &fwVersion);
+
+ /*
+ * Reset BlueNRG again otherwise we won't
+ * be able to change its MAC address.
+ * aci_hal_write_config_data() must be the first
+ * command after reset otherwise it will fail.
+ */
+ BlueNRG_RST();
+
+ if (hwVersion > 0x30) { /* X-NUCLEO-IDB05A1 expansion board is used */
+ bnrg_expansion_board = IDB05A1;
+ }
+
+ /* The Nucleo board must be configured as SERVER */
+ //check if isSetAddress is set than set address.
+ // ANDREA
+ if(isSetAddress)
+ {
+ BlueNRGGap::getInstance().getAddress(&addr_type, bleAddr);
+
+ Gap::Address_t bdaddr;
+ Osal_MemCpy(bdaddr, bleAddr, BDADDR_SIZE);
+
+ ret = aci_hal_write_config_data(CONFIG_DATA_PUBADDR_OFFSET,
+ CONFIG_DATA_PUBADDR_LEN,
+ bdaddr);
+ } else {
+
+ const Gap::Address_t BLE_address_BE = {0xFD,0x00,0x25,0xAA,0x02,0x04};
+ BlueNRGGap::getInstance().setAddress(Gap::ADDR_TYPE_PUBLIC, BLE_address_BE);
+
+ ret = aci_hal_write_config_data(CONFIG_DATA_PUBADDR_OFFSET,
+ CONFIG_DATA_PUBADDR_LEN,
+ BLE_address_BE);
+ }
+
+ ret = aci_gatt_init();
+ if(ret){
+ PRINTF("GATT_Init failed.\n");
+ }
+ if (bnrg_expansion_board == IDB05A1) {
+ ret = aci_gap_init_IDB05A1(GAP_PERIPHERAL_ROLE_IDB05A1|GAP_CENTRAL_ROLE_IDB05A1, 0, 0x07, &service_handle, &dev_name_char_handle, &appearance_char_handle);
+ } else {
+ ret = aci_gap_init_IDB04A1(role, &service_handle, &dev_name_char_handle, &appearance_char_handle);
+ }
+
+ if(ret != BLE_STATUS_SUCCESS){
+ PRINTF("GAP_Init failed.\n");
+ }
+
+ //ANDREA -- FIXME: Security and passkey set by default
+ ret = aci_gap_set_auth_requirement(MITM_PROTECTION_REQUIRED,
+ OOB_AUTH_DATA_ABSENT,
+ NULL,
+ 7,
+ 16,
+ USE_FIXED_PIN_FOR_PAIRING,
+ 123456,
+ BONDING);
+ if (ret == BLE_STATUS_SUCCESS) {
+ PRINTF("Auth Req set successfully.\n");
+ }
+
+ aci_hal_set_tx_power_level(1,4);
+
+ g_gap_service_handle = service_handle;
+ g_appearance_char_handle = appearance_char_handle;
+ g_device_name_char_handle = dev_name_char_handle;
+ //Device Name is set from Accumulate Adv Data Payload or through setDeviceName API
+ /*ret = aci_gatt_update_char_value(service_handle, dev_name_char_handle, 0,
+ strlen(name), (tHalUint8 *)name);*/
+
+ // Andrea: mbedOS
+#ifdef YOTTA_CFG
+ minar::Scheduler::postCallback(btle_handler);
+#endif
+ return;
+}
+
+/**************************************************************************/
+/*!
+ @brief Andrea: mbedOS
+
+ @param[in] void
+
+ @returns
+*/
+/**************************************************************************/
+#ifdef YOTTA_CFG
+static void btle_handler(void)
+{
+ HCI_Process();
+
+ // reschedule myself
+ minar::Scheduler::postCallback(btle_handler);
+}
+#endif
+
+
+/*!
+ @brief Not Used
+
+ @param[in] void
+
+ @returns
+*/
+void SPI_Poll(void)
+{
+ //HAL_GPIO_EXTI_Callback_Poll(BNRG_SPI_EXTI_PIN);
+ return;
+}
+
+void Attribute_Modified_CB(uint16_t attr_handle, uint8_t data_length, uint8_t *att_data, uint8_t offset)
+{
+ //Extract the GattCharacteristic from p_characteristics[] and find the properties mask
+ GattCharacteristic *p_char = BlueNRGGattServer::getInstance().getCharacteristicFromHandle(attr_handle);
+ if(p_char!=NULL) {
+ GattAttribute::Handle_t charHandle = p_char->getValueAttribute().getHandle();
+ BlueNRGGattServer::HandleEnum_t currentHandle = BlueNRGGattServer::CHAR_HANDLE;
+ PRINTF("CharHandle %d, length: %d, Data: %d\n\r", charHandle, data_length, (uint16_t)att_data[0]);
+ PRINTF("getProperties 0x%x\n\r",p_char->getProperties());
+ if(attr_handle == charHandle+CHAR_VALUE_OFFSET) {
+ currentHandle = BlueNRGGattServer::CHAR_VALUE_HANDLE;
+ }
+
+ if(attr_handle == charHandle+CHAR_DESC_OFFSET) {
+ currentHandle = BlueNRGGattServer::CHAR_DESC_HANDLE;
+ }
+ PRINTF("currentHandle %d\n\r", currentHandle);
+ if((p_char->getProperties() &
+ (GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE)) &&
+ currentHandle == BlueNRGGattServer::CHAR_DESC_HANDLE) {
+
+ PRINTF("*****NOTIFICATION CASE\n\r");
+ //Now Check if data written in Enable or Disable
+ if((uint16_t)att_data[0]==1) {
+ //PRINTF("Notify ENABLED\n\r");
+ BlueNRGGattServer::getInstance().HCIEvent(GattServerEvents::GATT_EVENT_UPDATES_ENABLED, p_char->getValueAttribute().getHandle());
+ } else {
+ //PRINTF("Notify DISABLED\n\r");
+ BlueNRGGattServer::getInstance().HCIEvent(GattServerEvents::GATT_EVENT_UPDATES_DISABLED, p_char->getValueAttribute().getHandle());
+ }
+ }
+
+ //Check is attr handle property is WRITEABLE, if yes, generate GATT_EVENT_DATA_WRITTEN Event
+ if((p_char->getProperties() &
+ (GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE)) &&
+ currentHandle == BlueNRGGattServer::CHAR_VALUE_HANDLE) {
+
+ PRINTF("*****WRITE CASE\n\r");
+
+ GattWriteCallbackParams writeParams;
+ writeParams.handle = p_char->getValueAttribute().getHandle();
+ writeParams.writeOp = GattWriteCallbackParams::OP_WRITE_REQ;//Where to find this property in BLUENRG?
+ writeParams.len = data_length;
+ writeParams.data = att_data;
+ if (bnrg_expansion_board == IDB05A1) {
+ writeParams.offset = offset;
+ } else {
+ writeParams.offset = 0;
+ }
+ BlueNRGGattServer::getInstance().HCIDataWrittenEvent(&writeParams);
+
+ //BlueNRGGattServer::getInstance().handleEvent(GattServerEvents::GATT_EVENT_DATA_WRITTEN, evt->attr_handle);
+ //Write the actual Data to the Attr Handle? (uint8_1[])att_data contains the data
+ if ((p_char->getValueAttribute().getValuePtr() != NULL) && (p_char->getValueAttribute().getInitialLength() > 0)) {
+ BlueNRGGattServer::getInstance().write(p_char->getValueAttribute().getHandle(), (uint8_t*)att_data, data_length, false);
+ }
+ }
+ }
+
+}
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ /**************************************************************************/
+ /*!
+ @brief Handle HCI Stack Event
+
+ @param[in] pckt
+ Event Packet sent by the stack to be decoded
+
+ @returns
+ */
+ /**************************************************************************/
+ extern void HCI_Event_CB(void *pckt) {
+ hci_uart_pckt *hci_pckt = (hci_uart_pckt*)pckt;
+ hci_event_pckt *event_pckt = (hci_event_pckt*)hci_pckt->data;
+
+ if(hci_pckt->type != HCI_EVENT_PKT)
+ return;
+
+ switch(event_pckt->evt){
+
+ case EVT_DISCONN_COMPLETE:
+ {
+ PRINTF("EVT_DISCONN_COMPLETE\n");
+
+ evt_disconn_complete *evt = (evt_disconn_complete*)event_pckt;
+
+ BlueNRGGap::getInstance().processDisconnectionEvent(evt->handle, BlueNRGGap::REMOTE_USER_TERMINATED_CONNECTION);
+ }
+ break;
+
+ case EVT_LE_META_EVENT:
+ {
+ PRINTF("EVT_LE_META_EVENT\n");
+
+ evt_le_meta_event *evt = (evt_le_meta_event *)event_pckt->data;
+
+ switch(evt->subevent){
+ // ANDREA
+ case EVT_LE_CONN_COMPLETE:
+ {
+ PRINTF("EVT_LE_CONN_COMPLETE\n");
+ Gap::AddressType_t peerAddrType = Gap::ADDR_TYPE_PUBLIC;
+ Gap::Role_t role;
+
+ evt_le_connection_complete *cc = (evt_le_connection_complete *)evt->data;
+
+ BlueNRGGap::getInstance().setConnectionHandle(cc->handle);
+ BlueNRGGap::ConnectionParams_t connectionParams;
+ BlueNRGGap::getInstance().getPreferredConnectionParams(&connectionParams);
+ switch (cc->peer_bdaddr_type) {
+ case PUBLIC_ADDR:
+ peerAddrType = Gap::ADDR_TYPE_PUBLIC;
+ break;
+ case STATIC_RANDOM_ADDR:
+ peerAddrType = Gap::ADDR_TYPE_RANDOM_STATIC;
+ break;
+ case RESOLVABLE_PRIVATE_ADDR:
+ peerAddrType = Gap::ADDR_TYPE_RANDOM_PRIVATE_RESOLVABLE;
+ break;
+ case NON_RESOLVABLE_PRIVATE_ADDR:
+ peerAddrType = Gap::ADDR_TYPE_RANDOM_PRIVATE_NON_RESOLVABLE;
+ break;
+ }
+ //PRINTF("EVT_LE_CONN_COMPLETE LL role=%d\n", cc->role);
+ switch (cc->role) {
+ case 0: //master
+ role = Gap::CENTRAL;
+ break;
+ case 1:
+ role = Gap::PERIPHERAL;
+ break;
+ }
+ //PRINTF("EVT_LE_CONN_COMPLETE GAP role=%d\n", role);
+ BlueNRGGap::getInstance().processConnectionEvent(cc->handle, role/*Gap::PERIPHERAL*/, peerAddrType, cc->peer_bdaddr, addr_type, bleAddr, (const BlueNRGGap::ConnectionParams_t *)&connectionParams);
+ }
+ break;
+
+ case EVT_LE_ADVERTISING_REPORT:
+ PRINTF("EVT_LE_ADVERTISING_REPORT\n\r");
+ /* FIXME: comment this otherwise it will be obscure and error prone if BlueNRG FW will be updated */
+ // This event is generated only by X-NUCLEO-IDB05A1 version but not by X-NUCLEO-IDB04A1 (which generates DEVICE_FOUND EVT)
+ // Formally the structure related to both events are identical except that for the ADV REPORT
+ // there is one more field (number of reports) which is not forwarded to upper layer.
+ // Thus we need to move one byte over (((uint8_t*)evt->data)+1) before persing the ADV REPORT.
+ le_advertising_info *pr = (le_advertising_info*) (((uint8_t*)evt->data)+1);
+ PRINTF("EVT_LE_ADVERTISING_REPORT evt_type=%d\n\r", pr->evt_type);
+
+ BlueNRGGap::getInstance().Discovery_CB(BlueNRGGap::DEVICE_FOUND,
+ pr->evt_type,
+ &pr->bdaddr_type,
+ pr->bdaddr,
+ &pr->data_length,
+ &pr->data_RSSI[0],
+ &pr->data_RSSI[pr->data_length]);
+ break;
+ }
+ }
+ break;
+
+ case EVT_VENDOR:
+ {
+ evt_blue_aci *blue_evt = (evt_blue_aci*)event_pckt->data;
+ //PRINTF("EVT_VENDOR %d\n", blue_evt->ecode);
+
+ switch(blue_evt->ecode){
+
+ case EVT_BLUE_GATT_READ_PERMIT_REQ:
+ {
+ PRINTF("EVT_BLUE_GATT_READ_PERMIT_REQ_OK\n\r");
+ evt_gatt_read_permit_req *pr = (evt_gatt_read_permit_req*)blue_evt->data;
+ BlueNRGGattServer::getInstance().Read_Request_CB(pr->attr_handle-CHAR_VALUE_OFFSET);
+ }
+ break;
+
+ case EVT_BLUE_GATT_ATTRIBUTE_MODIFIED:
+ {
+ PRINTF("EVT_BLUE_GATT_ATTRIBUTE_MODIFIED\n\r");
+ /* this callback is invoked when a GATT attribute is modified
+ extract callback data and pass to suitable handler function */
+ if (bnrg_expansion_board == IDB05A1) {
+ evt_gatt_attr_modified_IDB05A1 *evt = (evt_gatt_attr_modified_IDB05A1*)blue_evt->data;
+ Attribute_Modified_CB(evt->attr_handle, evt->data_length, evt->att_data, evt->offset);
+ } else {
+ evt_gatt_attr_modified_IDB04A1 *evt = (evt_gatt_attr_modified_IDB04A1*)blue_evt->data;
+ Attribute_Modified_CB(evt->attr_handle, evt->data_length, evt->att_data, 0);
+ }
+ }
+ break;
+
+ //Any cases for Data Sent Notifications?
+ case EVT_BLUE_GATT_NOTIFICATION:
+ //This is only relevant for Client Side Event
+ PRINTF("EVT_BLUE_GATT_NOTIFICATION");
+ break;
+ case EVT_BLUE_GATT_INDICATION:
+ //This is only relevant for Client Side Event
+ PRINTF("EVT_BLUE_GATT_INDICATION");
+ break;
+
+ case EVT_BLUE_ATT_READ_BY_GROUP_TYPE_RESP:
+ {
+ PRINTF("EVT_BLUE_ATT_READ_BY_GROUP_TYPE_RESP\n\r");
+ evt_att_read_by_group_resp *pr = (evt_att_read_by_group_resp*)blue_evt->data;
+ BlueNRGGattClient::getInstance().primaryServicesCB(pr->conn_handle,
+ pr->event_data_length,
+ pr->attribute_data_length,
+ pr->attribute_data_list);
+ }
+ break;
+ case EVT_BLUE_ATT_READ_BY_TYPE_RESP:
+ {
+ PRINTF("EVT_BLUE_ATT_READ_BY_TYPE_RESP\n\r");
+ evt_att_read_by_type_resp *pr = (evt_att_read_by_type_resp*)blue_evt->data;
+ BlueNRGGattClient::getInstance().serviceCharsCB(pr->conn_handle,
+ pr->event_data_length,
+ pr->handle_value_pair_length,
+ pr->handle_value_pair);
+ }
+ break;
+ case EVT_BLUE_ATT_READ_RESP:
+ {
+ PRINTF("EVT_BLUE_ATT_READ_RESP\n\r");
+ evt_att_read_resp *pr = (evt_att_read_resp*)blue_evt->data;
+ BlueNRGGattClient::getInstance().charReadCB(pr->conn_handle,
+ pr->event_data_length,
+ pr->attribute_value);
+ }
+ break;
+ case EVT_BLUE_ATT_EXEC_WRITE_RESP:
+ {
+ PRINTF("EVT_BLUE_ATT_EXEC_WRITE_RESP\n\r");
+ evt_att_prepare_write_resp *pr = (evt_att_prepare_write_resp*)blue_evt->data;
+ BlueNRGGattClient::getInstance().charWriteExecCB(pr->conn_handle,
+ pr->event_data_length);
+ }
+ break;
+ case EVT_BLUE_ATT_PREPARE_WRITE_RESP:
+ {
+ PRINTF("EVT_BLUE_ATT_PREPARE_WRITE_RESP\n\r");
+ evt_att_prepare_write_resp *pr = (evt_att_prepare_write_resp*)blue_evt->data;
+ BlueNRGGattClient::getInstance().charWritePrepareCB(pr->conn_handle,
+ pr->event_data_length,
+ pr->attribute_handle,
+ pr->offset,
+ pr->part_attr_value);
+ }
+ break;
+ case EVT_BLUE_GATT_DISC_READ_CHAR_BY_UUID_RESP:
+ {
+ PRINTF("EVT_BLUE_GATT_DISC_READ_CHAR_BY_UUID_RESP\n\r");
+ evt_gatt_disc_read_char_by_uuid_resp *pr = (evt_gatt_disc_read_char_by_uuid_resp*)blue_evt->data;
+ BlueNRGGattClient::getInstance().serviceCharByUUIDCB(pr->conn_handle,
+ pr->event_data_length,
+ pr->attr_handle,
+ pr->attr_value);
+ }
+ break;
+ case EVT_BLUE_ATT_FIND_BY_TYPE_VAL_RESP:
+ {
+ PRINTF("EVT_BLUE_ATT_FIND_BY_TYPE_VAL_RESP\n\r");
+ evt_att_find_by_type_val_resp *pr = (evt_att_find_by_type_val_resp*)blue_evt->data;
+ BlueNRGGattClient::getInstance().primaryServiceCB(pr->conn_handle,
+ pr->event_data_length,
+ pr->handles_info_list);
+ }
+ break;
+ case EVT_BLUE_GATT_PROCEDURE_COMPLETE:
+ {
+ //PRINTF("EVT_BLUE_GATT_PROCEDURE_COMPLETE\n\r");
+ evt_gatt_procedure_complete *evt = (evt_gatt_procedure_complete*)blue_evt->data;
+ PRINTF("EVT_BLUE_GATT_PROCEDURE_COMPLETE error_code=%d\n\r", evt->error_code);
+ BlueNRGGattClient::getInstance().gattProcedureCompleteCB(evt->conn_handle, evt->error_code);
+ }
+ break;
+
+ case EVT_BLUE_GAP_DEVICE_FOUND:
+ {
+ PRINTF("EVT_BLUE_GAP_DEVICE_FOUND\n\r");
+ evt_gap_device_found *pr = (evt_gap_device_found*)blue_evt->data;
+ PRINTF("EVT_BLUE_GAP_DEVICE_FOUND evt_type=%d\n\r", pr->evt_type);
+
+ BlueNRGGap::getInstance().Discovery_CB(BlueNRGGap::DEVICE_FOUND,
+ pr->evt_type,
+ &pr->bdaddr_type,
+ pr->bdaddr,
+ &pr->data_length,
+ &pr->data_RSSI[0],
+ &pr->data_RSSI[pr->data_length]);
+ }
+ break;
+
+ case EVT_BLUE_GAP_PROCEDURE_COMPLETE:
+ {
+ evt_gap_procedure_complete *pr = (evt_gap_procedure_complete*)blue_evt->data;
+ //printf("EVT_BLUE_GAP_PROCEDURE_COMPLETE (code=0x%02X)\n\r", pr->procedure_code);
+
+ switch(pr->procedure_code) {
+ case GAP_LIMITED_DISCOVERY_PROC:
+ case GAP_GENERAL_DISCOVERY_PROC:
+
+ BlueNRGGap::getInstance().Discovery_CB(BlueNRGGap::DISCOVERY_COMPLETE, 0, NULL, NULL, NULL, NULL, NULL);
+ break;
+ }
+ }
+ break;
+ }
+ }
+ break;
+ }
+ return ;
+ }
+
+
+#ifdef __cplusplus
+}
+#endif