Varun Bahl
Updated
Fork of
BLE_API
by 
Bluetooth Low Energy
Diff: ble/services/EddystoneConfigService.h
- Revision:
- 918:2b12b53101ea
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ble/services/EddystoneConfigService.h Thu Nov 26 12:52:04 2015 +0000
@@ -0,0 +1,540 @@
+/* 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.
+ */
+
+#ifndef SERVICES_EDDYSTONE_BEACON_CONFIG_SERVICE_H_
+#define SERVICES_EDDYSTONE_BEACON_CONFIG_SERVICE_H_
+
+#include "mbed.h"
+#include "ble/BLE.h"
+#include "ble/services/EddystoneService.h"
+
+#define UUID_URI_BEACON(FIRST, SECOND) { \
+ 0xee, 0x0c, FIRST, SECOND, 0x87, 0x86, 0x40, 0xba, \
+ 0xab, 0x96, 0x99, 0xb9, 0x1a, 0xc9, 0x81, 0xd8, \
+}
+
+static const uint8_t UUID_URI_BEACON_SERVICE[] = UUID_URI_BEACON(0x20, 0x80);
+static const uint8_t UUID_LOCK_STATE_CHAR[] = UUID_URI_BEACON(0x20, 0x81);
+static const uint8_t UUID_LOCK_CHAR[] = UUID_URI_BEACON(0x20, 0x82);
+static const uint8_t UUID_UNLOCK_CHAR[] = UUID_URI_BEACON(0x20, 0x83);
+static const uint8_t UUID_URI_DATA_CHAR[] = UUID_URI_BEACON(0x20, 0x84);
+static const uint8_t UUID_FLAGS_CHAR[] = UUID_URI_BEACON(0x20, 0x85);
+static const uint8_t UUID_ADV_POWER_LEVELS_CHAR[] = UUID_URI_BEACON(0x20, 0x86);
+static const uint8_t UUID_TX_POWER_MODE_CHAR[] = UUID_URI_BEACON(0x20, 0x87);
+static const uint8_t UUID_BEACON_PERIOD_CHAR[] = UUID_URI_BEACON(0x20, 0x88);
+static const uint8_t UUID_RESET_CHAR[] = UUID_URI_BEACON(0x20, 0x89);
+extern const uint8_t BEACON_EDDYSTONE[2];
+
+/**
+* @class EddystoneConfigService
+* @brief Eddystone Configuration Service. Can be used to set URL, adjust power levels, and set flags.
+* See https://github.com/google/eddystone
+*
+*/
+class EddystoneConfigService
+{
+public:
+ /**
+ * @brief Transmission Power Modes for UriBeacon
+ */
+ enum {
+ TX_POWER_MODE_LOWEST,
+ TX_POWER_MODE_LOW,
+ TX_POWER_MODE_MEDIUM,
+ TX_POWER_MODE_HIGH,
+ NUM_POWER_MODES
+ };
+
+ static const unsigned ADVERTISING_INTERVAL_MSEC = 1000; // Advertising interval for config service.
+ static const unsigned SERVICE_DATA_MAX = 31; // Maximum size of service data in ADV packets
+
+ typedef uint8_t Lock_t[16]; /* 128 bits */
+ typedef int8_t PowerLevels_t[NUM_POWER_MODES];
+
+ // There are currently 3 subframes defined, URI, UID, and TLM
+#define EDDYSTONE_MAX_FRAMETYPE 3
+ static const unsigned URI_DATA_MAX = 18;
+ typedef uint8_t UriData_t[URI_DATA_MAX];
+
+ // UID Frame Type subfields
+ static const size_t UID_NAMESPACEID_SIZE = 10;
+ typedef uint8_t UIDNamespaceID_t[UID_NAMESPACEID_SIZE];
+ static const size_t UID_INSTANCEID_SIZE = 6;
+ typedef uint8_t UIDInstanceID_t[UID_INSTANCEID_SIZE];
+
+ // Eddystone Frame Type ID
+ static const uint8_t FRAME_TYPE_UID = 0x00;
+ static const uint8_t FRAME_TYPE_URL = 0x10;
+ static const uint8_t FRAME_TYPE_TLM = 0x20;
+
+ static const uint8_t FRAME_SIZE_TLM = 14; // TLM frame is a constant 14Bytes
+ static const uint8_t FRAME_SIZE_UID = 20; // includes RFU bytes
+
+ struct Params_t {
+ // Config Data
+ bool isConfigured; // Flag for configuration being complete,
+ // True = configured, false = not configured. Reset at instantiation, used for external callbacks.
+ uint8_t lockedState;
+ Lock_t lock;
+ uint8_t flags;
+ PowerLevels_t advPowerLevels; // Current value of AdvertisedPowerLevels
+ uint8_t txPowerMode; // Firmware power levels used with setTxPower()
+ uint16_t beaconPeriod;
+ // TLM Frame Data
+ uint8_t tlmVersion; // version of TLM packet
+ bool tlmEnabled;
+ float tlmBeaconPeriod; // how often to broadcat TLM frame, in seconds.
+ // URI Frame Data
+ uint8_t uriDataLength;
+ UriData_t uriData;
+ bool uriEnabled;
+ float uriBeaconPeriod; // how often to broadcast URIFrame, in seconds.
+ // UID Frame Data
+ UIDNamespaceID_t uidNamespaceID; // UUID type, Namespace ID, 10B
+ UIDInstanceID_t uidInstanceID; // UUID type, Instance ID, 6B
+ bool uidEnabled;
+ float uidBeaconPeriod; // how often to broadcast UID Frame, in seconds.
+ };
+
+ /**
+ * @param[ref] ble
+ * BLEDevice object for the underlying controller.
+ * @param[in/out] paramsIn
+ * Reference to application-visible beacon state, loaded
+ * from persistent storage at startup.
+ * @param[in] defaultAdvPowerLevelsIn
+ * Default power-levels array; applies only if the resetToDefaultsFlag is true.
+ */
+ EddystoneConfigService(BLEDevice &bleIn,
+ Params_t ¶msIn,
+ PowerLevels_t &defaultAdvPowerLevelsIn,
+ PowerLevels_t &radioPowerLevelsIn) :
+ ble(bleIn),
+ params(paramsIn), // Initialize URL Data
+ defaultAdvPowerLevels(defaultAdvPowerLevelsIn),
+ radioPowerLevels(radioPowerLevelsIn),
+ initSucceeded(false),
+ resetFlag(),
+ defaultUidNamespaceID(), // Initialize UID Data
+ defaultUidInstanceID(),
+ defaultUidPower(defaultAdvPowerLevelsIn[params.txPowerMode]),
+ uidIsSet(false),
+ defaultUriDataLength(),
+ defaultUriData(),
+ defaultUrlPower(defaultAdvPowerLevelsIn[params.txPowerMode]),
+ urlIsSet(false),
+ tlmIsSet(false),
+ lockedStateChar(UUID_LOCK_STATE_CHAR, ¶ms.lockedState),
+ lockChar(UUID_LOCK_CHAR, ¶ms.lock),
+ uriDataChar(UUID_URI_DATA_CHAR, params.uriData, 0, URI_DATA_MAX,
+ GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE),
+ unlockChar(UUID_UNLOCK_CHAR, ¶ms.lock),
+ flagsChar(UUID_FLAGS_CHAR, ¶ms.flags),
+ advPowerLevelsChar(UUID_ADV_POWER_LEVELS_CHAR, ¶ms.advPowerLevels),
+ txPowerModeChar(UUID_TX_POWER_MODE_CHAR, ¶ms.txPowerMode),
+ beaconPeriodChar(UUID_BEACON_PERIOD_CHAR, ¶ms.beaconPeriod),
+ resetChar(UUID_RESET_CHAR, &resetFlag) {
+ // set eddystone as not configured yet. Used to exit config before timeout if GATT services are written to.
+ params.isConfigured = false;
+
+ lockChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::lockAuthorizationCallback);
+ unlockChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::unlockAuthorizationCallback);
+ uriDataChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::uriDataWriteAuthorizationCallback);
+ flagsChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::basicAuthorizationCallback<uint8_t>);
+ advPowerLevelsChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::basicAuthorizationCallback<PowerLevels_t>);
+ txPowerModeChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::powerModeAuthorizationCallback);
+ beaconPeriodChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::basicAuthorizationCallback<uint16_t>);
+ resetChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::basicAuthorizationCallback<uint8_t>);
+
+ static GattCharacteristic *charTable[] = {
+ &lockedStateChar, &lockChar, &unlockChar, &uriDataChar,
+ &flagsChar, &advPowerLevelsChar, &txPowerModeChar, &beaconPeriodChar, &resetChar
+ };
+
+ GattService configService(UUID_URI_BEACON_SERVICE, charTable, sizeof(charTable) / sizeof(GattCharacteristic *));
+
+ ble.addService(configService);
+ ble.onDataWritten(this, &EddystoneConfigService::onDataWrittenCallback);
+ }
+
+ /**
+ * @brief Start EddystoneConfig advertising. This function should be called
+ * after the EddystoneConfig constructor and after all the frames have been added.
+ *
+ * @paramsP[in] resetToDefaultsFlag
+ * Applies to the state of the 'paramsIn' parameter.
+ * If true, it indicates that paramsIn is potentially
+ * un-initialized, and default values should be used
+ * instead. Otherwise, paramsIn overrides the defaults.
+ */
+ void start(bool resetToDefaultsFlag){
+ INFO("reset to defaults flag = %d", resetToDefaultsFlag);
+ if (!resetToDefaultsFlag && (params.uriDataLength > URI_DATA_MAX)) {
+ INFO("Reset to Defaults triggered");
+ resetToDefaultsFlag = true;
+ }
+
+ if (resetToDefaultsFlag) {
+ resetToDefaults();
+ } else {
+ updateCharacteristicValues();
+ }
+
+ setupEddystoneConfigAdvertisements(); /* Setup advertising for the configService. */
+ initSucceeded = true;
+ }
+
+ /*
+ * Check if eddystone initialized successfully
+ */
+ bool initSuccessfully(void) const {
+ return initSucceeded;
+ }
+
+ /*
+ * @brief Function to update the default values for the TLM frame. Only applied if Reset Defaults is applied.
+ *
+ * @param[in] tlmVersionIn Version of the TLM frame being used
+ * @param[in] advPeriodInMin how long between TLM frames being advertised, this is measured in minutes.
+ *
+ */
+ void setDefaultTLMFrameData(uint8_t tlmVersionIn = 0, float advPeriodInSec = 60){
+ DBG("Setting Default TLM Data, version = %d, advPeriodInMind= %f", tlmVersionIn, advPeriodInSec);
+ defaultTlmVersion = tlmVersionIn;
+ TlmBatteryVoltage = 0;
+ TlmBeaconTemp = 0x8000;
+ TlmPduCount = 0;
+ TlmTimeSinceBoot = 0;
+ defaultTlmAdvPeriod = advPeriodInSec;
+ tlmIsSet = true; // flag to add this to eddystone service when config is done
+ }
+
+ /*
+ * @brief Function to update the default values for the URI frame. Only applied if Reset Defaults is applied.
+ *
+ * @param[in] uriIn url to advertise
+ * @param[in] advPeriod how long to advertise the url for, measured in number of ADV frames.
+ *
+ */
+ void setDefaultURIFrameData(const char *uriIn, float advPeriod = 1){
+ DBG("Setting Default URI Data");
+ // Set URL Frame
+ EddystoneService::encodeURL(uriIn, defaultUriData, defaultUriDataLength); // encode URL to URL Formatting
+ if (defaultUriDataLength > URI_DATA_MAX) {
+ return;
+ }
+ INFO("\t URI input = %s : %d", uriIn, defaultUriDataLength);
+ INFO("\t default URI = %s : %d ", defaultUriData, defaultUriDataLength );
+ defaultUriAdvPeriod = advPeriod;
+ urlIsSet = true; // flag to add this to eddystone service when config is done
+ }
+
+ /*
+ * @brief Function to update the default values for the UID frame. Only applied if Reset Defaults is applied.
+ *
+ * @param[in] namespaceID 10Byte Namespace ID
+ * @param[in] instanceID 6Byte Instance ID
+ * @param[in] advPeriod how long to advertise the URL for, measured in the number of adv frames.
+ *
+ */
+ void setDefaultUIDFrameData(UIDNamespaceID_t *namespaceID, UIDInstanceID_t *instanceID, float advPeriod = 10){
+ //Set UID frame
+ DBG("Setting default UID Data");
+ memcpy(defaultUidNamespaceID, namespaceID, UID_NAMESPACEID_SIZE);
+ memcpy(defaultUidInstanceID, instanceID, UID_INSTANCEID_SIZE);
+ defaultUidAdvPeriod = advPeriod;
+ uidIsSet = true; // flag to add this to eddystone service when config is done
+ }
+
+ /* Start out by advertising the configService for a limited time after
+ * startup; and switch to the normal non-connectible beacon functionality
+ * afterwards. */
+ void setupEddystoneConfigAdvertisements() {
+ const char DEVICE_NAME[] = "eddystone Config";
+
+ ble.clearAdvertisingPayload();
+
+ ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
+
+ // UUID is in different order in the ADV frame (!)
+ uint8_t reversedServiceUUID[sizeof(UUID_URI_BEACON_SERVICE)];
+ for (unsigned int i = 0; i < sizeof(UUID_URI_BEACON_SERVICE); i++) {
+ reversedServiceUUID[i] = UUID_URI_BEACON_SERVICE[sizeof(UUID_URI_BEACON_SERVICE) - i - 1];
+ }
+ ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS, reversedServiceUUID, sizeof(reversedServiceUUID));
+ ble.accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_TAG);
+ ble.accumulateScanResponse(GapAdvertisingData::COMPLETE_LOCAL_NAME, reinterpret_cast<const uint8_t *>(&DEVICE_NAME), sizeof(DEVICE_NAME));
+ ble.accumulateScanResponse(
+ GapAdvertisingData::TX_POWER_LEVEL,
+ reinterpret_cast<uint8_t *>(&defaultAdvPowerLevels[EddystoneConfigService::TX_POWER_MODE_LOW]),
+ sizeof(uint8_t));
+
+ ble.setTxPower(radioPowerLevels[params.txPowerMode]);
+ ble.setDeviceName(reinterpret_cast<const uint8_t *>(&DEVICE_NAME));
+ ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
+ ble.setAdvertisingInterval(ADVERTISING_INTERVAL_MSEC);
+ }
+
+ /*
+ * This function actually impliments the Eddystone Beacon service. It can be called with the help of the wrapper function
+ * to load saved config params, or it can be called explicitly to reset the eddystone beacon to hardcoded values on each reset.
+ *
+ */
+ void setupEddystoneAdvertisements() {
+ DBG("Switching Config -> adv");
+ // Save params to storage
+ extern void saveURIBeaconConfigParams(const Params_t *paramsP); /* forward declaration; necessary to avoid a circular dependency. */
+ saveURIBeaconConfigParams(¶ms);
+ INFO("Saved Params to Memory.")
+ // Setup Eddystone Service
+ static EddystoneService eddyServ(ble, params.beaconPeriod, radioPowerLevels[params.txPowerMode]);
+ // Set configured frames (TLM,UID,URI...etc)
+ if (params.tlmEnabled) {
+ eddyServ.setTLMFrameData(params.tlmVersion, params.tlmBeaconPeriod);
+ }
+ if (params.uriEnabled) {
+ eddyServ.setURLFrameEncodedData(params.advPowerLevels[params.txPowerMode], (const char *) params.uriData, params.uriDataLength, params.uriBeaconPeriod);
+ }
+ if (params.uidEnabled) {
+ eddyServ.setUIDFrameData(params.advPowerLevels[params.txPowerMode],
+ (uint8_t *)params.uidNamespaceID,
+ (uint8_t *)params.uidInstanceID,
+ params.uidBeaconPeriod);
+ }
+ // Start Advertising the eddystone service.
+ eddyServ.start();
+ }
+
+private:
+ /*
+ * This callback is invoked when a GATT client attempts to modify any of the
+ * characteristics of this service. Attempts to do so are also applied to
+ * the internal state of this service object.
+ */
+ void onDataWrittenCallback(const GattWriteCallbackParams *writeParams) {
+ uint16_t handle = writeParams->handle;
+
+ if (handle == lockChar.getValueHandle()) {
+ // Validated earlier
+ memcpy(params.lock, writeParams->data, sizeof(Lock_t));
+ // Set the state to be locked by the lock code (note: zeros are a valid lock)
+ params.lockedState = true;
+ INFO("Device Locked");
+ } else if (handle == unlockChar.getValueHandle()) {
+ // Validated earlier
+ params.lockedState = false;
+ INFO("Device Unlocked");
+ } else if (handle == uriDataChar.getValueHandle()) {
+ params.uriDataLength = writeParams->len;
+ memset(params.uriData, 0x00, URI_DATA_MAX); // clear URI string
+ memcpy(params.uriData, writeParams->data, writeParams->len); // set URI string
+ params.uriEnabled = true;
+ INFO("URI = %s, URILen = %d", writeParams->data, writeParams->len);
+ } else if (handle == flagsChar.getValueHandle()) {
+ params.flags = *(writeParams->data);
+ INFO("flagsChar = 0x%x", params.flags);
+ } else if (handle == advPowerLevelsChar.getValueHandle()) {
+ memcpy(params.advPowerLevels, writeParams->data, sizeof(PowerLevels_t));
+ INFO("PowerLevelsChar = %4x", params.advPowerLevels);
+ } else if (handle == txPowerModeChar.getValueHandle()) {
+ params.txPowerMode = *(writeParams->data);
+ INFO("TxPowerModeChar = %d", params.txPowerMode);
+ } else if (handle == beaconPeriodChar.getValueHandle()) {
+ params.beaconPeriod = *((uint16_t *)(writeParams->data));
+ INFO("BeaconPeriod = %d", params.beaconPeriod);
+
+ /* Re-map beaconPeriod to within permissible bounds if necessary. */
+ if (params.beaconPeriod != 0) {
+ bool paramsUpdated = false;
+ if (params.beaconPeriod < ble.getMinAdvertisingInterval()) {
+ params.beaconPeriod = ble.getMinAdvertisingInterval();
+ paramsUpdated = true;
+ } else if (params.beaconPeriod > ble.getMaxAdvertisingInterval()) {
+ params.beaconPeriod = ble.getMaxAdvertisingInterval();
+ paramsUpdated = true;
+ }
+ if (paramsUpdated) {
+ ble.updateCharacteristicValue(beaconPeriodChar.getValueHandle(), reinterpret_cast<uint8_t *>(¶ms.beaconPeriod), sizeof(uint16_t));
+ }
+ }
+ } else if (handle == resetChar.getValueHandle()) {
+ INFO("Reset triggered from Config Service, resetting to defaults");
+ resetToDefaults();
+ }
+ updateCharacteristicValues();
+ params.isConfigured = true; // some configuration data has been passed, on disconnect switch to advertising mode.
+ }
+
+ /*
+ * Reset the default values.
+ */
+ void resetToDefaults(void) {
+ INFO("Resetting to defaults");
+ // General
+ params.lockedState = false;
+ memset(params.lock, 0, sizeof(Lock_t));
+ params.flags = 0x10;
+ memcpy(params.advPowerLevels, defaultAdvPowerLevels, sizeof(PowerLevels_t));
+ params.txPowerMode = TX_POWER_MODE_LOW;
+ params.beaconPeriod = (uint16_t) defaultUriAdvPeriod * 1000;
+
+ // TLM Frame
+ params.tlmVersion = defaultTlmVersion;
+ params.tlmBeaconPeriod = defaultTlmAdvPeriod;
+ params.tlmEnabled = tlmIsSet;
+
+ // URL Frame
+ memcpy(params.uriData, defaultUriData, URI_DATA_MAX);
+ params.uriDataLength = defaultUriDataLength;
+ params.uriBeaconPeriod = defaultUriAdvPeriod;
+ params.uriEnabled = urlIsSet;
+
+ // UID Frame
+ memcpy(params.uidNamespaceID, defaultUidNamespaceID, UID_NAMESPACEID_SIZE);
+ memcpy(params.uidInstanceID, defaultUidInstanceID, UID_INSTANCEID_SIZE);
+ params.uidBeaconPeriod = defaultUidAdvPeriod;
+ params.uidEnabled = uidIsSet;
+
+ updateCharacteristicValues();
+ }
+
+ /*
+ * Internal helper function used to update the GATT database following any
+ * change to the internal state of the service object.
+ */
+ void updateCharacteristicValues(void) {
+ ble.updateCharacteristicValue(lockedStateChar.getValueHandle(), ¶ms.lockedState, 1);
+ ble.updateCharacteristicValue(uriDataChar.getValueHandle(), params.uriData, params.uriDataLength);
+ ble.updateCharacteristicValue(flagsChar.getValueHandle(), ¶ms.flags, 1);
+ ble.updateCharacteristicValue(beaconPeriodChar.getValueHandle(),
+ reinterpret_cast<uint8_t *>(¶ms.beaconPeriod), sizeof(uint16_t));
+ ble.updateCharacteristicValue(txPowerModeChar.getValueHandle(), ¶ms.txPowerMode, 1);
+ ble.updateCharacteristicValue(advPowerLevelsChar.getValueHandle(),
+ reinterpret_cast<uint8_t *>(params.advPowerLevels), sizeof(PowerLevels_t));
+ }
+
+private:
+ void lockAuthorizationCallback(GattWriteAuthCallbackParams *authParams) {
+ if (params.lockedState) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INSUF_AUTHORIZATION;
+ } else if (authParams->len != sizeof(Lock_t)) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_ATT_VAL_LENGTH;
+ } else if (authParams->offset != 0) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_OFFSET;
+ } else {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS;
+ }
+ }
+
+ void unlockAuthorizationCallback(GattWriteAuthCallbackParams *authParams) {
+ if ((!params.lockedState) && (authParams->len == sizeof(Lock_t))) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS;
+ } else if (authParams->len != sizeof(Lock_t)) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_ATT_VAL_LENGTH;
+ } else if (authParams->offset != 0) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_OFFSET;
+ } else if (memcmp(authParams->data, params.lock, sizeof(Lock_t)) != 0) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INSUF_AUTHORIZATION;
+ } else {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS;
+ }
+ }
+
+ void uriDataWriteAuthorizationCallback(GattWriteAuthCallbackParams *authParams) {
+ if (params.lockedState) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INSUF_AUTHORIZATION;
+ } else if (authParams->offset != 0) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_OFFSET;
+ } else {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS;
+ }
+ }
+
+ void powerModeAuthorizationCallback(GattWriteAuthCallbackParams *authParams) {
+ if (params.lockedState) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INSUF_AUTHORIZATION;
+ } else if (authParams->len != sizeof(uint8_t)) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_ATT_VAL_LENGTH;
+ } else if (authParams->offset != 0) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_OFFSET;
+ } else if (*((uint8_t *)authParams->data) >= NUM_POWER_MODES) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_WRITE_NOT_PERMITTED;
+ } else {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS;
+ }
+ }
+
+ template <typename T>
+ void basicAuthorizationCallback(GattWriteAuthCallbackParams *authParams) {
+ if (params.lockedState) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INSUF_AUTHORIZATION;
+ } else if (authParams->len != sizeof(T)) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_ATT_VAL_LENGTH;
+ } else if (authParams->offset != 0) {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_OFFSET;
+ } else {
+ authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS;
+ }
+ }
+
+ BLEDevice &ble;
+ Params_t ¶ms;
+ Ticker timeSinceBootTick;
+ Timeout switchFrame;
+ // Default value that is restored on reset
+ PowerLevels_t &defaultAdvPowerLevels; // this goes into the advertising frames (radio power measured at 1m from device)
+ PowerLevels_t &radioPowerLevels; // this configures the power levels of the radio
+ uint8_t lockedState;
+ bool initSucceeded;
+ uint8_t resetFlag;
+ bool switchFlag;
+
+ //UID Default value that is restored on reset
+ UIDNamespaceID_t defaultUidNamespaceID;
+ UIDInstanceID_t defaultUidInstanceID;
+ float defaultUidAdvPeriod;
+ int8_t defaultUidPower;
+ uint16_t uidRFU;
+ bool uidIsSet;
+
+ //URI Default value that is restored on reset
+ uint8_t defaultUriDataLength;
+ UriData_t defaultUriData;
+ int8_t defaultUrlPower;
+ float defaultUriAdvPeriod;
+ bool urlIsSet;
+
+ //TLM Default value that is restored on reset
+ uint8_t defaultTlmVersion;
+ float defaultTlmAdvPeriod;
+ volatile uint16_t TlmBatteryVoltage;
+ volatile uint16_t TlmBeaconTemp;
+ volatile uint32_t TlmPduCount;
+ volatile uint32_t TlmTimeSinceBoot;
+ bool tlmIsSet;
+
+ ReadOnlyGattCharacteristic<uint8_t> lockedStateChar;
+ WriteOnlyGattCharacteristic<Lock_t> lockChar;
+ GattCharacteristic uriDataChar;
+ WriteOnlyGattCharacteristic<Lock_t> unlockChar;
+ ReadWriteGattCharacteristic<uint8_t> flagsChar;
+ ReadWriteGattCharacteristic<PowerLevels_t> advPowerLevelsChar;
+ ReadWriteGattCharacteristic<uint8_t> txPowerModeChar;
+ ReadWriteGattCharacteristic<uint16_t> beaconPeriodChar;
+ WriteOnlyGattCharacteristic<uint8_t> resetChar;
+};
+
+#endif // SERVICES_EDDYSTONE_BEACON_CONFIG_SERVICE_H_
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