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EddystoneConfigService.h
00001 /* mbed Microcontroller Library 00002 * Copyright (c) 2006-2013 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 #ifndef SERVICES_EDDYSTONE_BEACON_CONFIG_SERVICE_H_ 00018 #define SERVICES_EDDYSTONE_BEACON_CONFIG_SERVICE_H_ 00019 00020 #warning ble/services/EddystoneConfigService.h is deprecated. Please use the example in 'github.com/ARMmbed/ble-examples/tree/master/BLE_EddystoneService'. 00021 00022 #include "mbed.h" 00023 #include "ble/BLE.h" 00024 #include "ble/services/EddystoneService.h" 00025 00026 #define UUID_URI_BEACON(FIRST, SECOND) { \ 00027 0xee, 0x0c, FIRST, SECOND, 0x87, 0x86, 0x40, 0xba, \ 00028 0xab, 0x96, 0x99, 0xb9, 0x1a, 0xc9, 0x81, 0xd8, \ 00029 } 00030 00031 static const uint8_t UUID_URI_BEACON_SERVICE[] = UUID_URI_BEACON(0x20, 0x80); 00032 static const uint8_t UUID_LOCK_STATE_CHAR[] = UUID_URI_BEACON(0x20, 0x81); 00033 static const uint8_t UUID_LOCK_CHAR[] = UUID_URI_BEACON(0x20, 0x82); 00034 static const uint8_t UUID_UNLOCK_CHAR[] = UUID_URI_BEACON(0x20, 0x83); 00035 static const uint8_t UUID_URI_DATA_CHAR[] = UUID_URI_BEACON(0x20, 0x84); 00036 static const uint8_t UUID_FLAGS_CHAR[] = UUID_URI_BEACON(0x20, 0x85); 00037 static const uint8_t UUID_ADV_POWER_LEVELS_CHAR[] = UUID_URI_BEACON(0x20, 0x86); 00038 static const uint8_t UUID_TX_POWER_MODE_CHAR[] = UUID_URI_BEACON(0x20, 0x87); 00039 static const uint8_t UUID_BEACON_PERIOD_CHAR[] = UUID_URI_BEACON(0x20, 0x88); 00040 static const uint8_t UUID_RESET_CHAR[] = UUID_URI_BEACON(0x20, 0x89); 00041 extern const uint8_t BEACON_EDDYSTONE[2]; 00042 00043 /** 00044 * @class EddystoneConfigService 00045 * @brief Eddystone Configuration Service. Used to set URL, adjust power levels, and set flags. 00046 * See https://github.com/google/eddystone 00047 * 00048 */ 00049 class EddystoneConfigService 00050 { 00051 public: 00052 /** 00053 * @brief Transmission Power Modes for UriBeacon 00054 */ 00055 enum { 00056 TX_POWER_MODE_LOWEST, 00057 TX_POWER_MODE_LOW, 00058 TX_POWER_MODE_MEDIUM, 00059 TX_POWER_MODE_HIGH, 00060 NUM_POWER_MODES 00061 }; 00062 00063 static const unsigned ADVERTISING_INTERVAL_MSEC = 1000; // Advertising interval for config service. 00064 static const unsigned SERVICE_DATA_MAX = 31; // Maximum size of service data in ADV packets. 00065 00066 typedef uint8_t Lock_t[16]; /* 128 bits. */ 00067 typedef int8_t PowerLevels_t[NUM_POWER_MODES]; 00068 00069 // There are currently three subframes defined: URI, UID, and TLM. 00070 #define EDDYSTONE_MAX_FRAMETYPE 3 00071 static const unsigned URI_DATA_MAX = 18; 00072 typedef uint8_t UriData_t[URI_DATA_MAX]; 00073 00074 // UID Frame Type subfields. 00075 static const size_t UID_NAMESPACEID_SIZE = 10; 00076 typedef uint8_t UIDNamespaceID_t[UID_NAMESPACEID_SIZE]; 00077 static const size_t UID_INSTANCEID_SIZE = 6; 00078 typedef uint8_t UIDInstanceID_t[UID_INSTANCEID_SIZE]; 00079 00080 // Eddystone Frame Type ID. 00081 static const uint8_t FRAME_TYPE_UID = 0x00; 00082 static const uint8_t FRAME_TYPE_URL = 0x10; 00083 static const uint8_t FRAME_TYPE_TLM = 0x20; 00084 00085 static const uint8_t FRAME_SIZE_TLM = 14; // TLM frame is a constant 14B. 00086 static const uint8_t FRAME_SIZE_UID = 20; // includes RFU bytes. 00087 00088 struct Params_t { 00089 // Config Data 00090 bool isConfigured; // Flag for configuration being complete: 00091 // True = configured, False = not configured. Reset at instantiation, used for external callbacks. 00092 uint8_t lockedState; 00093 Lock_t lock; 00094 uint8_t flags; 00095 PowerLevels_t advPowerLevels; // Current value of AdvertisedPowerLevels. 00096 uint8_t txPowerMode; // Firmware power levels used with setTxPower(). 00097 uint16_t beaconPeriod; 00098 // TLM Frame Data 00099 uint8_t tlmVersion; // Version of TLM packet. 00100 bool tlmEnabled; 00101 float tlmBeaconPeriod; // How often to broadcat TLM frame, in seconds. 00102 // URI Frame Data 00103 uint8_t uriDataLength; 00104 UriData_t uriData; 00105 bool uriEnabled; 00106 float uriBeaconPeriod; // How often to broadcast URIFrame, in seconds. 00107 // UID Frame Data 00108 UIDNamespaceID_t uidNamespaceID; // UUID type, Namespace ID, 10B. 00109 UIDInstanceID_t uidInstanceID; // UUID type, Instance ID, 6B. 00110 bool uidEnabled; 00111 float uidBeaconPeriod; // How often to broadcast UID Frame, in seconds. 00112 }; 00113 00114 /** 00115 * @param[ref] ble 00116 * BLEDevice object for the underlying controller. 00117 * @param[in/out] paramsIn 00118 * Reference to application-visible beacon state, loaded 00119 * from persistent storage at startup. 00120 * @param[in] defaultAdvPowerLevelsIn 00121 * Default power-levels array; applies only if resetToDefaultsFlag is true. 00122 */ 00123 EddystoneConfigService (BLEDevice &bleIn, 00124 Params_t ¶msIn, 00125 PowerLevels_t &defaultAdvPowerLevelsIn, 00126 PowerLevels_t &radioPowerLevelsIn) : 00127 ble(bleIn), 00128 params(paramsIn), // Initialize URL data. 00129 defaultAdvPowerLevels(defaultAdvPowerLevelsIn), 00130 radioPowerLevels(radioPowerLevelsIn), 00131 initSucceeded(false), 00132 resetFlag(), 00133 defaultUidNamespaceID(), // Initialize UID data. 00134 defaultUidInstanceID(), 00135 defaultUidPower(defaultAdvPowerLevelsIn[params.txPowerMode]), 00136 uidIsSet(false), 00137 defaultUriDataLength(), 00138 defaultUriData(), 00139 defaultUrlPower(defaultAdvPowerLevelsIn[params.txPowerMode]), 00140 urlIsSet(false), 00141 tlmIsSet(false), 00142 lockedStateChar(UUID_LOCK_STATE_CHAR, ¶ms.lockedState), 00143 lockChar(UUID_LOCK_CHAR, ¶ms.lock), 00144 uriDataChar(UUID_URI_DATA_CHAR, params.uriData, 0, URI_DATA_MAX, 00145 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE), 00146 unlockChar(UUID_UNLOCK_CHAR, ¶ms.lock), 00147 flagsChar(UUID_FLAGS_CHAR, ¶ms.flags), 00148 advPowerLevelsChar(UUID_ADV_POWER_LEVELS_CHAR, ¶ms.advPowerLevels), 00149 txPowerModeChar(UUID_TX_POWER_MODE_CHAR, ¶ms.txPowerMode), 00150 beaconPeriodChar(UUID_BEACON_PERIOD_CHAR, ¶ms.beaconPeriod), 00151 resetChar(UUID_RESET_CHAR, &resetFlag) { 00152 // Set Eddystone as not configured yet. Used to exit config before timeout if GATT services are written to. 00153 params.isConfigured = false; 00154 00155 lockChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::lockAuthorizationCallback); 00156 unlockChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::unlockAuthorizationCallback); 00157 uriDataChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::uriDataWriteAuthorizationCallback); 00158 flagsChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::basicAuthorizationCallback<uint8_t>); 00159 advPowerLevelsChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::basicAuthorizationCallback<PowerLevels_t>); 00160 txPowerModeChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::powerModeAuthorizationCallback); 00161 beaconPeriodChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::basicAuthorizationCallback<uint16_t>); 00162 resetChar.setWriteAuthorizationCallback(this, &EddystoneConfigService::basicAuthorizationCallback<uint8_t>); 00163 00164 static GattCharacteristic *charTable[] = { 00165 &lockedStateChar, &lockChar, &unlockChar, &uriDataChar, 00166 &flagsChar, &advPowerLevelsChar, &txPowerModeChar, &beaconPeriodChar, &resetChar 00167 }; 00168 00169 GattService configService(UUID_URI_BEACON_SERVICE, charTable, sizeof(charTable) / sizeof(GattCharacteristic *)); 00170 00171 ble.addService(configService); 00172 ble.onDataWritten(this, &EddystoneConfigService::onDataWrittenCallback); 00173 } 00174 00175 /** 00176 * @brief Start EddystoneConfig advertising. This function should be called 00177 * after the EddystoneConfig constructor and after all the frames have been added. 00178 * 00179 * @paramsP[in] resetToDefaultsFlag 00180 * Applies to the state of the 'paramsIn' parameter. 00181 * If true, it indicates that paramsIn is potentially 00182 * un-initialized, and default values should be used 00183 * instead. Otherwise, paramsIn overrides the defaults. 00184 */ 00185 void start(bool resetToDefaultsFlag){ 00186 INFO("reset to defaults flag = %d", resetToDefaultsFlag); 00187 if (!resetToDefaultsFlag && (params.uriDataLength > URI_DATA_MAX)) { 00188 INFO("Reset to Defaults triggered"); 00189 resetToDefaultsFlag = true; 00190 } 00191 00192 if (resetToDefaultsFlag) { 00193 resetToDefaults(); 00194 } else { 00195 updateCharacteristicValues(); 00196 } 00197 00198 setupEddystoneConfigAdvertisements(); /* Set up advertising for the config service. */ 00199 initSucceeded = true; 00200 } 00201 00202 /* 00203 * Check if Eddystone initialized successfully. 00204 */ 00205 bool initSuccessfully(void) const { 00206 return initSucceeded; 00207 } 00208 00209 /* 00210 * @brief Function to update the default values for the TLM frame. Only applied if Reset Defaults is applied. 00211 * 00212 * @param[in] tlmVersionIn Version of the TLM frame being used. 00213 * @param[in] advPeriodInMin How long between TLM frames being advertised, measured in minutes. 00214 * 00215 */ 00216 void setDefaultTLMFrameData(uint8_t tlmVersionIn = 0, float advPeriodInSec = 60){ 00217 DBG("Setting Default TLM Data, version = %d, advPeriodInMind= %f", tlmVersionIn, advPeriodInSec); 00218 defaultTlmVersion = tlmVersionIn; 00219 TlmBatteryVoltage = 0; 00220 TlmBeaconTemp = 0x8000; 00221 TlmPduCount = 0; 00222 TlmTimeSinceBoot = 0; 00223 defaultTlmAdvPeriod = advPeriodInSec; 00224 tlmIsSet = true; // Flag to add this to Eddystone service when config is done. 00225 } 00226 00227 /* 00228 * @brief Function to update the default values for the URI frame. Only applied if Reset Defaults is applied. 00229 * 00230 * @param[in] uriIn URL to advertise. 00231 * @param[in] advPeriod How long to advertise the URL, measured in number of ADV frames. 00232 * 00233 */ 00234 void setDefaultURIFrameData(const char *uriIn, float advPeriod = 1){ 00235 DBG("Setting Default URI Data"); 00236 // Set URL Frame 00237 EddystoneService::encodeURL(uriIn, defaultUriData, defaultUriDataLength); // Encode URL to URL Formatting. 00238 if (defaultUriDataLength > URI_DATA_MAX) { 00239 return; 00240 } 00241 INFO("\t URI input = %s : %d", uriIn, defaultUriDataLength); 00242 INFO("\t default URI = %s : %d ", defaultUriData, defaultUriDataLength ); 00243 defaultUriAdvPeriod = advPeriod; 00244 urlIsSet = true; // Flag to add this to Eddystone service when config is done. 00245 } 00246 00247 /* 00248 * @brief Function to update the default values for the UID frame. Only applied if Reset Defaults is applied. 00249 * 00250 * @param[in] namespaceID 10Byte Namespace ID. 00251 * @param[in] instanceID 6Byte Instance ID. 00252 * @param[in] advPeriod How long to advertise the URL, measured in the number of ADV frames. 00253 * 00254 */ 00255 void setDefaultUIDFrameData(UIDNamespaceID_t *namespaceID, UIDInstanceID_t *instanceID, float advPeriod = 10){ 00256 //Set UID frame 00257 DBG("Setting default UID Data"); 00258 memcpy(defaultUidNamespaceID, namespaceID, UID_NAMESPACEID_SIZE); 00259 memcpy(defaultUidInstanceID, instanceID, UID_INSTANCEID_SIZE); 00260 defaultUidAdvPeriod = advPeriod; 00261 uidIsSet = true; // Flag to add this to Eddystone service when config is done. 00262 } 00263 00264 /* Start out by advertising the config service for a limited time after 00265 * startup, then switch to the normal non-connectible beacon functionality. 00266 */ 00267 void setupEddystoneConfigAdvertisements() { 00268 const char DEVICE_NAME[] = "eddystone Config"; 00269 00270 ble.clearAdvertisingPayload(); 00271 00272 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); 00273 00274 // UUID is in a different order in the ADV frame (!) 00275 uint8_t reversedServiceUUID[sizeof(UUID_URI_BEACON_SERVICE)]; 00276 for (unsigned int i = 0; i < sizeof(UUID_URI_BEACON_SERVICE); i++) { 00277 reversedServiceUUID[i] = UUID_URI_BEACON_SERVICE[sizeof(UUID_URI_BEACON_SERVICE) - i - 1]; 00278 } 00279 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS, reversedServiceUUID, sizeof(reversedServiceUUID)); 00280 ble.accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_TAG); 00281 ble.accumulateScanResponse(GapAdvertisingData::COMPLETE_LOCAL_NAME, reinterpret_cast<const uint8_t *>(&DEVICE_NAME), sizeof(DEVICE_NAME)); 00282 ble.accumulateScanResponse( 00283 GapAdvertisingData::TX_POWER_LEVEL, 00284 reinterpret_cast<uint8_t *>(&defaultAdvPowerLevels[EddystoneConfigService::TX_POWER_MODE_LOW]), 00285 sizeof(uint8_t)); 00286 00287 ble.setTxPower(radioPowerLevels[params.txPowerMode]); 00288 ble.setDeviceName(reinterpret_cast<const uint8_t *>(&DEVICE_NAME)); 00289 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); 00290 ble.setAdvertisingInterval (ADVERTISING_INTERVAL_MSEC); 00291 } 00292 00293 /* 00294 * This function actually impliments the Eddystone Beacon service. It can be called with the help of the wrapper function 00295 * to load saved config params, or it can be called explicitly to reset the Eddystone beacon to hardcoded values on each reset. 00296 * 00297 */ 00298 void setupEddystoneAdvertisements() { 00299 DBG("Switching Config -> adv"); 00300 // Save params to storage. 00301 extern void saveURIBeaconConfigParams(const Params_t *paramsP); /* forward declaration; necessary to avoid a circular dependency. */ 00302 saveURIBeaconConfigParams(¶ms); 00303 INFO("Saved Params to Memory.") 00304 // Set up Eddystone Service. 00305 static EddystoneService eddyServ(ble, params.beaconPeriod, radioPowerLevels[params.txPowerMode]); 00306 // Set configured frames (TLM, UID, URI and so on). 00307 if (params.tlmEnabled) { 00308 eddyServ.setTLMFrameData(params.tlmVersion, params.tlmBeaconPeriod); 00309 } 00310 if (params.uriEnabled) { 00311 eddyServ.setURLFrameEncodedData(params.advPowerLevels[params.txPowerMode], (const char *) params.uriData, params.uriDataLength, params.uriBeaconPeriod); 00312 } 00313 if (params.uidEnabled) { 00314 eddyServ.setUIDFrameData(params.advPowerLevels[params.txPowerMode], 00315 (uint8_t *)params.uidNamespaceID, 00316 (uint8_t *)params.uidInstanceID, 00317 params.uidBeaconPeriod); 00318 } 00319 // Start advertising the Eddystone service. 00320 eddyServ.start(); 00321 } 00322 00323 private: 00324 /* 00325 * This callback is invoked when a GATT client attempts to modify any of the 00326 * characteristics of this service. Attempts to do so are also applied to 00327 * the internal state of this service object. 00328 */ 00329 void onDataWrittenCallback(const GattWriteCallbackParams *writeParams) { 00330 uint16_t handle = writeParams->handle; 00331 00332 if (handle == lockChar.getValueHandle()) { 00333 // Validated earlier. 00334 memcpy(params.lock, writeParams->data, sizeof(Lock_t)); 00335 // Set the state to be locked by the lock code (note: zeros are a valid lock). 00336 params.lockedState = true; 00337 INFO("Device Locked"); 00338 } else if (handle == unlockChar.getValueHandle()) { 00339 // Validated earlier. 00340 params.lockedState = false; 00341 INFO("Device Unlocked"); 00342 } else if (handle == uriDataChar.getValueHandle()) { 00343 params.uriDataLength = writeParams->len; 00344 memset(params.uriData, 0x00, URI_DATA_MAX); // Clear URI string. 00345 memcpy(params.uriData, writeParams->data, writeParams->len); // Set URI string. 00346 params.uriEnabled = true; 00347 INFO("URI = %s, URILen = %d", writeParams->data, writeParams->len); 00348 } else if (handle == flagsChar.getValueHandle()) { 00349 params.flags = *(writeParams->data); 00350 INFO("flagsChar = 0x%x", params.flags); 00351 } else if (handle == advPowerLevelsChar.getValueHandle()) { 00352 memcpy(params.advPowerLevels, writeParams->data, sizeof(PowerLevels_t)); 00353 INFO("PowerLevelsChar = %4x", params.advPowerLevels); 00354 } else if (handle == txPowerModeChar.getValueHandle()) { 00355 params.txPowerMode = *(writeParams->data); 00356 INFO("TxPowerModeChar = %d", params.txPowerMode); 00357 } else if (handle == beaconPeriodChar.getValueHandle()) { 00358 params.beaconPeriod = *((uint16_t *)(writeParams->data)); 00359 INFO("BeaconPeriod = %d", params.beaconPeriod); 00360 00361 /* Re-map beaconPeriod to within permissible bounds if necessary. */ 00362 if (params.beaconPeriod != 0) { 00363 bool paramsUpdated = false; 00364 if (params.beaconPeriod < ble.getMinAdvertisingInterval()) { 00365 params.beaconPeriod = ble.getMinAdvertisingInterval(); 00366 paramsUpdated = true; 00367 } else if (params.beaconPeriod > ble.getMaxAdvertisingInterval()) { 00368 params.beaconPeriod = ble.getMaxAdvertisingInterval(); 00369 paramsUpdated = true; 00370 } 00371 if (paramsUpdated) { 00372 ble.updateCharacteristicValue(beaconPeriodChar.getValueHandle(), reinterpret_cast<uint8_t *>(¶ms.beaconPeriod), sizeof(uint16_t)); 00373 } 00374 } 00375 } else if (handle == resetChar.getValueHandle()) { 00376 INFO("Reset triggered from Config Service, resetting to defaults"); 00377 resetToDefaults(); 00378 } 00379 updateCharacteristicValues(); 00380 params.isConfigured = true; // Some configuration data has been passed; on disconnect switch to advertising mode. 00381 } 00382 00383 /* 00384 * Reset the default values. 00385 */ 00386 void resetToDefaults(void) { 00387 INFO("Resetting to defaults"); 00388 // General. 00389 params.lockedState = false; 00390 memset(params.lock, 0, sizeof(Lock_t)); 00391 params.flags = 0x10; 00392 memcpy(params.advPowerLevels, defaultAdvPowerLevels, sizeof(PowerLevels_t)); 00393 params.txPowerMode = TX_POWER_MODE_LOW; 00394 params.beaconPeriod = (uint16_t) defaultUriAdvPeriod * 1000; 00395 00396 // TLM Frame. 00397 params.tlmVersion = defaultTlmVersion; 00398 params.tlmBeaconPeriod = defaultTlmAdvPeriod; 00399 params.tlmEnabled = tlmIsSet; 00400 00401 // URL Frame. 00402 memcpy(params.uriData, defaultUriData, URI_DATA_MAX); 00403 params.uriDataLength = defaultUriDataLength; 00404 params.uriBeaconPeriod = defaultUriAdvPeriod; 00405 params.uriEnabled = urlIsSet; 00406 00407 // UID Frame. 00408 memcpy(params.uidNamespaceID, defaultUidNamespaceID, UID_NAMESPACEID_SIZE); 00409 memcpy(params.uidInstanceID, defaultUidInstanceID, UID_INSTANCEID_SIZE); 00410 params.uidBeaconPeriod = defaultUidAdvPeriod; 00411 params.uidEnabled = uidIsSet; 00412 00413 updateCharacteristicValues(); 00414 } 00415 00416 /* 00417 * Internal helper function used to update the GATT database following any 00418 * change to the internal state of the service object. 00419 */ 00420 void updateCharacteristicValues(void) { 00421 ble.updateCharacteristicValue(lockedStateChar.getValueHandle(), ¶ms.lockedState, 1); 00422 ble.updateCharacteristicValue(uriDataChar.getValueHandle(), params.uriData, params.uriDataLength); 00423 ble.updateCharacteristicValue(flagsChar.getValueHandle(), ¶ms.flags, 1); 00424 ble.updateCharacteristicValue(beaconPeriodChar.getValueHandle(), 00425 reinterpret_cast<uint8_t *>(¶ms.beaconPeriod), sizeof(uint16_t)); 00426 ble.updateCharacteristicValue(txPowerModeChar.getValueHandle(), ¶ms.txPowerMode, 1); 00427 ble.updateCharacteristicValue(advPowerLevelsChar.getValueHandle(), 00428 reinterpret_cast<uint8_t *>(params.advPowerLevels), sizeof(PowerLevels_t)); 00429 } 00430 00431 private: 00432 void lockAuthorizationCallback(GattWriteAuthCallbackParams *authParams) { 00433 if (params.lockedState) { 00434 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INSUF_AUTHORIZATION; 00435 } else if (authParams->len != sizeof(Lock_t)) { 00436 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_ATT_VAL_LENGTH; 00437 } else if (authParams->offset != 0) { 00438 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_OFFSET; 00439 } else { 00440 authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS; 00441 } 00442 } 00443 00444 void unlockAuthorizationCallback(GattWriteAuthCallbackParams *authParams) { 00445 if ((!params.lockedState) && (authParams->len == sizeof(Lock_t))) { 00446 authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS; 00447 } else if (authParams->len != sizeof(Lock_t)) { 00448 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_ATT_VAL_LENGTH; 00449 } else if (authParams->offset != 0) { 00450 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_OFFSET; 00451 } else if (memcmp(authParams->data, params.lock, sizeof(Lock_t)) != 0) { 00452 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INSUF_AUTHORIZATION; 00453 } else { 00454 authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS; 00455 } 00456 } 00457 00458 void uriDataWriteAuthorizationCallback(GattWriteAuthCallbackParams *authParams) { 00459 if (params.lockedState) { 00460 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INSUF_AUTHORIZATION; 00461 } else if (authParams->offset != 0) { 00462 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_OFFSET; 00463 } else { 00464 authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS; 00465 } 00466 } 00467 00468 void powerModeAuthorizationCallback(GattWriteAuthCallbackParams *authParams) { 00469 if (params.lockedState) { 00470 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INSUF_AUTHORIZATION; 00471 } else if (authParams->len != sizeof(uint8_t)) { 00472 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_ATT_VAL_LENGTH; 00473 } else if (authParams->offset != 0) { 00474 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_OFFSET; 00475 } else if (*((uint8_t *)authParams->data) >= NUM_POWER_MODES) { 00476 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_WRITE_NOT_PERMITTED; 00477 } else { 00478 authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS; 00479 } 00480 } 00481 00482 template <typename T> 00483 void basicAuthorizationCallback(GattWriteAuthCallbackParams *authParams) { 00484 if (params.lockedState) { 00485 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INSUF_AUTHORIZATION; 00486 } else if (authParams->len != sizeof(T)) { 00487 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_ATT_VAL_LENGTH; 00488 } else if (authParams->offset != 0) { 00489 authParams->authorizationReply = AUTH_CALLBACK_REPLY_ATTERR_INVALID_OFFSET; 00490 } else { 00491 authParams->authorizationReply = AUTH_CALLBACK_REPLY_SUCCESS; 00492 } 00493 } 00494 00495 BLEDevice &ble; 00496 Params_t ¶ms; 00497 Ticker timeSinceBootTick; 00498 Timeout switchFrame; 00499 // Default value that is restored on reset. 00500 PowerLevels_t &defaultAdvPowerLevels; // This goes into the advertising frames (radio power measured at 1m from device). 00501 PowerLevels_t &radioPowerLevels; // This configures the power levels of the radio. 00502 uint8_t lockedState; 00503 bool initSucceeded; 00504 uint8_t resetFlag; 00505 bool switchFlag; 00506 00507 //UID default value that is restored on reset. 00508 UIDNamespaceID_t defaultUidNamespaceID; 00509 UIDInstanceID_t defaultUidInstanceID; 00510 float defaultUidAdvPeriod; 00511 int8_t defaultUidPower; 00512 uint16_t uidRFU; 00513 bool uidIsSet; 00514 00515 //URI default value that is restored on reset. 00516 uint8_t defaultUriDataLength; 00517 UriData_t defaultUriData; 00518 int8_t defaultUrlPower; 00519 float defaultUriAdvPeriod; 00520 bool urlIsSet; 00521 00522 //TLM default value that is restored on reset. 00523 uint8_t defaultTlmVersion; 00524 float defaultTlmAdvPeriod; 00525 volatile uint16_t TlmBatteryVoltage; 00526 volatile uint16_t TlmBeaconTemp; 00527 volatile uint32_t TlmPduCount; 00528 volatile uint32_t TlmTimeSinceBoot; 00529 bool tlmIsSet; 00530 00531 ReadOnlyGattCharacteristic<uint8_t> lockedStateChar; 00532 WriteOnlyGattCharacteristic<Lock_t> lockChar; 00533 GattCharacteristic uriDataChar; 00534 WriteOnlyGattCharacteristic<Lock_t> unlockChar; 00535 ReadWriteGattCharacteristic<uint8_t> flagsChar; 00536 ReadWriteGattCharacteristic<PowerLevels_t> advPowerLevelsChar; 00537 ReadWriteGattCharacteristic<uint8_t> txPowerModeChar; 00538 ReadWriteGattCharacteristic<uint16_t> beaconPeriodChar; 00539 WriteOnlyGattCharacteristic<uint8_t> resetChar; 00540 }; 00541 00542 #endif // SERVICES_EDDYSTONE_BEACON_CONFIG_SERVICE_H_
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