examples_common.cpp

00001 /* mbed Microcontroller Library
00002  * Copyright (c) 2015 ARM Limited
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *     http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00017 #include "ble/services/BatteryService.h"
00018 #include "ble/services/DeviceInformationService.h"
00019 
00020 #include "examples_common.h"
00021 
00022 static void passkeyDisplayCallback(Gap::Handle_t handle, const SecurityManager::Passkey_t passkey)
00023 {
00024     printf("Input passKey: ");
00025     for (unsigned i = 0; i < Gap::ADDR_LEN; i++) {
00026         printf("%c", passkey[i]);
00027     }
00028     printf("\r\n");
00029 }
00030 
00031 static void securitySetupCompletedCallback(Gap::Handle_t handle, SecurityManager::SecurityCompletionStatus_t status)
00032 {
00033     if (status == SecurityManager::SEC_STATUS_SUCCESS) {
00034         printf("Security success %d\r\n", status);
00035     } else {
00036         printf("Security failed %d\r\n", status);
00037     }
00038 }
00039 
00040 static void securitySetupInitiatedCallback(Gap::Handle_t, bool allowBonding, bool requireMITM, SecurityManager::SecurityIOCapabilities_t iocaps)
00041 {
00042     printf("Security setup initiated\r\n");
00043 }
00044 
00045 void initializeSecurity(BLE &ble)
00046 {
00047     bool enableBonding = true;
00048     bool requireMITM = HID_SECURITY_REQUIRE_MITM;
00049 
00050     ble.securityManager().onSecuritySetupInitiated(securitySetupInitiatedCallback);
00051     ble.securityManager().onPasskeyDisplay(passkeyDisplayCallback);
00052     ble.securityManager().onSecuritySetupCompleted(securitySetupCompletedCallback);
00053 
00054     ble.securityManager().init(enableBonding, requireMITM, HID_SECURITY_IOCAPS);
00055 }
00056 
00057 void initializeHOGP(BLE &ble)
00058 {
00059     static const uint16_t uuid16_list[] =  {GattService::UUID_HUMAN_INTERFACE_DEVICE_SERVICE,
00060         GattService::UUID_DEVICE_INFORMATION_SERVICE,
00061         GattService::UUID_BATTERY_SERVICE};
00062 
00063     DeviceInformationService deviceInfo(ble, "ARM", "m1", "abc", "def", "ghi", "jkl");
00064 
00065     BatteryService batteryInfo(ble, 80);
00066 
00067     ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED |
00068             GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
00069     ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS,
00070             (uint8_t *)uuid16_list, sizeof(uuid16_list));
00071 
00072     // see 5.1.2: HID over GATT Specification (pg. 25)
00073     ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
00074     // 30ms to 50ms is recommended (5.1.2)
00075     ble.gap().setAdvertisingInterval(50);
00076 }