Diff: ble/services/EddystoneConfigService.h

Revision:

1053:ec4a5b9b254e

diff -r b55e1ad3e1b3 -r ec4a5b9b254e ble/services/EddystoneConfigService.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ble/services/EddystoneConfigService.h	Mon Jan 11 08:51:32 2016 +0000
@@ -0,0 +1,542 @@
+/* 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_
+
+#warning ble/services/EddystoneConfigService.h is deprecated. Please use the example in 'github.com/ARMmbed/ble-examples/tree/master/BLE_EddystoneService'.
+
+#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. 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 three 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 14B.
+    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 resetToDefaultsFlag is true.
+     */
+    EddystoneConfigService(BLEDevice     &bleIn,
+                           Params_t      &paramsIn,
+                           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, &params.lockedState),
+        lockChar(UUID_LOCK_CHAR, &params.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, &params.lock),
+        flagsChar(UUID_FLAGS_CHAR, &params.flags),
+        advPowerLevelsChar(UUID_ADV_POWER_LEVELS_CHAR, &params.advPowerLevels),
+        txPowerModeChar(UUID_TX_POWER_MODE_CHAR, &params.txPowerMode),
+        beaconPeriodChar(UUID_BEACON_PERIOD_CHAR, &params.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(); /* Set up advertising for the config service. */
+        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, 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, 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, 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 config service for a limited time after
+     * startup, then switch to the normal non-connectible beacon functionality.
+     */
+    void setupEddystoneConfigAdvertisements() {
+        const char DEVICE_NAME[] = "eddystone Config";
+
+        ble.clearAdvertisingPayload();
+
+        ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
+
+        // UUID is in a 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(&params);
+        INFO("Saved Params to Memory.")
+        // Set up Eddystone Service.
+        static EddystoneService eddyServ(ble, params.beaconPeriod, radioPowerLevels[params.txPowerMode]);
+        // Set configured frames (TLM, UID, URI and so on).
+        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 *>(&params.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(), &params.lockedState, 1);
+        ble.updateCharacteristicValue(uriDataChar.getValueHandle(), params.uriData, params.uriDataLength);
+        ble.updateCharacteristicValue(flagsChar.getValueHandle(), &params.flags, 1);
+        ble.updateCharacteristicValue(beaconPeriodChar.getValueHandle(),
+                                      reinterpret_cast<uint8_t *>(&params.beaconPeriod), sizeof(uint16_t));
+        ble.updateCharacteristicValue(txPowerModeChar.getValueHandle(), &params.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                                   &params;
+    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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