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moving back to the constructor. This brings it in line with other services.

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master
Rohit Grover 9 years ago
parent 1a0593dc7c
commit 3536e5a2b2
1 changed files with 51 additions and 65 deletions
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116
services/URIBeacon2Service.h
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@ -42,8 +42,6 @@ public:
};
/**
* Singleton factory.
*
* @param[ref] ble
* BLEDevice object for the underlying controller.
* @param[in] urldata
@ -56,20 +54,59 @@ public:
* The period in milliseconds that a UriBeacon packet is
* transmitted. A value of zero disables UriBeacon
* transmissions.
* @return
* Pointer to the singleton uribeacon service if the initialization goes well; else NULL.
*/
static URIBeacon2Service *setup(BLEDevice &bleIn, const char *uriDataIn, uint8_t flagsIn = 0, int8_t effectiveTxPowerIn = 0, uint16_t beaconPeriodIn = 1000) {
if ((uriDataIn == NULL) || (strlen(uriDataIn) == 0)) {
return NULL;
URIBeacon2Service(BLEDevice &bleIn, const char *uriDataIn, uint8_t flagsIn = 0, int8_t effectiveTxPowerIn = 0, uint16_t beaconPeriodIn = 1000) :
ble(bleIn),
payloadIndex(0),
serviceDataPayload(),
initSucceeded(false),
lockedState(false),
uriDataLength(0),
uriData(),
flags(flagsIn),
effectivePower(effectiveTxPowerIn),
powerLevels(),
beaconPeriod(Gap::MSEC_TO_ADVERTISEMENT_DURATION_UNITS(beaconPeriodIn)),
lockedStateChar(lockedStateCharUUID, reinterpret_cast<uint8_t *>(&lockedState), 1, 1, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ),
uriDataChar(uriDataCharUUID,
uriData,
MAX_SIZE_URI_DATA_CHAR_VALUE,
MAX_SIZE_URI_DATA_CHAR_VALUE,
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE),
flagsChar(flagsCharUUID, &flags, 1, 1, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE),
txPowerLevelsChar(txPowerLevelsCharUUID,
reinterpret_cast<uint8_t *>(powerLevels),
NUM_POWER_MODES * sizeof(int8_t),
NUM_POWER_MODES * sizeof(int8_t),
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE),
beaconPeriodChar(beaconPeriodCharUUID, reinterpret_cast<uint8_t *>(&beaconPeriod), 2, 2,
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE),
resetChar(resetCharUUID, reinterpret_cast<uint8_t *>(&resetFlag), 1, 1,
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE)
{
if ((uriDataIn == NULL) || ((uriDataLength = strlen(uriDataIn)) == 0)) {
return;
}
strncpy(reinterpret_cast<char *>(uriData), uriDataIn, MAX_SIZE_URI_DATA_CHAR_VALUE);
static URIBeacon2Service service(bleIn, uriDataIn, flagsIn, effectiveTxPowerIn, beaconPeriodIn);
if (!service.failedToAccomodate) {
return &service;
configure();
if (initSucceeded) {
/* Preserve the originals to be able to reset() upon request. */
memcpy(originalURIData, uriDataIn, MAX_SIZE_URI_DATA_CHAR_VALUE);
originalFlags = flagsIn;
originalEffectiveTxPower = effectiveTxPowerIn;
originalBeaconPeriod = beaconPeriodIn;
}
return NULL; /* Oops. Failed to accommodate uridata within the advertising payload. */
GattCharacteristic *charTable[] = {&lockedStateChar, &uriDataChar, &flagsChar, &txPowerLevelsChar, &beaconPeriodChar, &resetChar};
GattService beaconControlService(URIBeacon2ControlServiceUUID, charTable, sizeof(charTable) / sizeof(GattCharacteristic *));
ble.addService(beaconControlService);
ble.onDataWritten(this, &URIBeacon2Service::onDataWritten);
}
bool initialized(void) const {
return initSucceeded;
}
/**
@ -124,57 +161,6 @@ public:
configure();
}
private:
/**
* Private constructor. We want a singleton.
*/
URIBeacon2Service(BLEDevice &bleIn, const char *uriDataIn, uint8_t flagsIn = 0, int8_t effectiveTxPowerIn = 0, uint16_t beaconPeriodIn = 1000) :
ble(bleIn),
payloadIndex(0),
serviceDataPayload(),
failedToAccomodate(false),
lockedState(false),
uriDataLength(strlen(uriDataIn)),
uriData(),
flags(flagsIn),
effectivePower(effectiveTxPowerIn),
powerLevels(),
beaconPeriod(Gap::MSEC_TO_ADVERTISEMENT_DURATION_UNITS(beaconPeriodIn)),
lockedStateChar(lockedStateCharUUID, reinterpret_cast<uint8_t *>(&lockedState), 1, 1, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ),
uriDataChar(uriDataCharUUID,
uriData,
MAX_SIZE_URI_DATA_CHAR_VALUE,
MAX_SIZE_URI_DATA_CHAR_VALUE,
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE),
flagsChar(flagsCharUUID, &flags, 1, 1, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE),
txPowerLevelsChar(txPowerLevelsCharUUID,
reinterpret_cast<uint8_t *>(powerLevels),
NUM_POWER_MODES * sizeof(int8_t),
NUM_POWER_MODES * sizeof(int8_t),
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE),
beaconPeriodChar(beaconPeriodCharUUID, reinterpret_cast<uint8_t *>(&beaconPeriod), 2, 2,
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE),
resetChar(resetCharUUID, reinterpret_cast<uint8_t *>(&resetFlag), 1, 1,
GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE)
{
strncpy(reinterpret_cast<char *>(uriData), uriDataIn, MAX_SIZE_URI_DATA_CHAR_VALUE);
configure();
if (!failedToAccomodate) {
/* Preserve the originals to be able to reset() upon request. */
memcpy(originalURIData, uriDataIn, MAX_SIZE_URI_DATA_CHAR_VALUE);
originalFlags = flagsIn;
originalEffectiveTxPower = effectiveTxPowerIn;
originalBeaconPeriod = beaconPeriodIn;
}
GattCharacteristic *charTable[] = {&lockedStateChar, &uriDataChar, &flagsChar, &txPowerLevelsChar, &beaconPeriodChar, &resetChar};
GattService beaconControlService(URIBeacon2ControlServiceUUID, charTable, sizeof(charTable) / sizeof(GattCharacteristic *));
ble.addService(beaconControlService);
ble.onDataWritten(this, &URIBeacon2Service::onDataWritten);
}
/**
* Setup the advertisement payload and GAP settings.
*/
@ -270,8 +256,8 @@ private:
--sizeofURLData;
}
}
if ((payloadIndex == MAX_SIZEOF_SERVICE_DATA_PAYLOAD) && (sizeofURLData != 0)) {
failedToAccomodate = true;
if (sizeofURLData == 0) {
initSucceeded = true;
}
return encodedBytes;
@ -363,7 +349,7 @@ private:
size_t payloadIndex;
uint8_t serviceDataPayload[MAX_SIZEOF_SERVICE_DATA_PAYLOAD];
bool failedToAccomodate;
bool initSucceeded;
bool lockedState;
uint16_t uriDataLength;

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