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CHIPDeviceController.mm
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CHIPDeviceController.mm
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/**
*
* Copyright (c) 2020 Project CHIP Authors
*
* 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.
*/
#import "CHIPDeviceController.h"
#import "CHIPCommissioningParameters.h"
#import "CHIPDevicePairingDelegateBridge.h"
#import "CHIPDevice_Internal.h"
#import "CHIPError_Internal.h"
#import "CHIPKeypair.h"
#import "CHIPLogging.h"
#import "CHIPOperationalCredentialsDelegate.h"
#import "CHIPP256KeypairBridge.h"
#import "CHIPPersistentStorageDelegateBridge.h"
#import "CHIPSetupPayload.h"
#import <setup_payload/ManualSetupPayloadGenerator.h>
#import <setup_payload/SetupPayload.h>
#import <zap-generated/CHIPClustersObjc.h>
#import "CHIPDeviceConnectionBridge.h"
#include <platform/CHIPDeviceBuildConfig.h>
#include <controller/CHIPDeviceController.h>
#include <controller/CHIPDeviceControllerFactory.h>
#include <credentials/DeviceAttestationVerifier.h>
#include <credentials/examples/DefaultDeviceAttestationVerifier.h>
#include <lib/support/CHIPMem.h>
#include <platform/PlatformManager.h>
#include <setup_payload/ManualSetupPayloadGenerator.h>
static const char * const CHIP_COMMISSIONER_DEVICE_ID_KEY = "com.zigbee.chip.commissioner.device_id";
static NSString * const kErrorMemoryInit = @"Init Memory failure";
static NSString * const kErrorCommissionerInit = @"Init failure while initializing a commissioner";
static NSString * const kErrorOperationalCredentialsInit = @"Init failure while creating operational credentials delegate";
static NSString * const kErrorPairingInit = @"Init failure while creating a pairing delegate";
static NSString * const kErrorPersistentStorageInit = @"Init failure while creating a persistent storage delegate";
static NSString * const kErrorPairDevice = @"Failure while pairing the device";
static NSString * const kErrorUnpairDevice = @"Failure while unpairing the device";
static NSString * const kErrorStopPairing = @"Failure while trying to stop the pairing process";
static NSString * const kErrorGetPairedDevice = @"Failure while trying to retrieve a paired device";
static NSString * const kErrorNotRunning = @"Controller is not running. Call startup first.";
static NSString * const kInfoStackShutdown = @"Shutting down the CHIP Stack";
static NSString * const kErrorSetupCodeGen = @"Generating Manual Pairing Code failed";
@interface CHIPDeviceController ()
// queue used to serialize all work performed by the CHIPDeviceController
@property (atomic, readonly) dispatch_queue_t chipWorkQueue;
@property (readonly) chip::Controller::DeviceCommissioner * cppCommissioner;
@property (readonly) CHIPDevicePairingDelegateBridge * pairingDelegateBridge;
@property (readonly) CHIPPersistentStorageDelegateBridge * persistentStorageDelegateBridge;
@property (readonly) chip::FabricStorage * fabricStorage;
@property (readonly) CHIPOperationalCredentialsDelegate * operationalCredentialsDelegate;
@property (readonly) CHIPP256KeypairBridge keypairBridge;
@property (readonly) chip::NodeId localDeviceId;
@property (readonly) uint16_t listenPort;
@end
// TODO Replace Shared Controller with a Controller Factory Singleton
@implementation CHIPDeviceController
+ (CHIPDeviceController *)sharedController
{
static CHIPDeviceController * controller = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
// initialize the device controller
controller = [[CHIPDeviceController alloc] init];
});
return controller;
}
- (instancetype)init
{
if (self = [super init]) {
CHIP_ERROR errorCode = CHIP_NO_ERROR;
_chipWorkQueue = chip::DeviceLayer::PlatformMgrImpl().GetWorkQueue();
errorCode = chip::Platform::MemoryInit();
if ([self checkForInitError:(CHIP_NO_ERROR == errorCode) logMsg:kErrorMemoryInit]) {
return nil;
}
_pairingDelegateBridge = new CHIPDevicePairingDelegateBridge();
if ([self checkForInitError:(_pairingDelegateBridge != nullptr) logMsg:kErrorPairingInit]) {
return nil;
}
_persistentStorageDelegateBridge = new CHIPPersistentStorageDelegateBridge();
if ([self checkForInitError:(_persistentStorageDelegateBridge != nullptr) logMsg:kErrorPersistentStorageInit]) {
return nil;
}
_operationalCredentialsDelegate = new CHIPOperationalCredentialsDelegate();
if ([self checkForInitError:(_operationalCredentialsDelegate != nullptr) logMsg:kErrorOperationalCredentialsInit]) {
return nil;
}
}
return self;
}
- (BOOL)isRunning
{
return self.cppCommissioner != nullptr;
}
- (BOOL)shutdown
{
dispatch_async(_chipWorkQueue, ^{
if (self->_cppCommissioner) {
CHIP_LOG_DEBUG("%@", kInfoStackShutdown);
self->_cppCommissioner->Shutdown();
delete self->_cppCommissioner;
self->_cppCommissioner = nullptr;
}
});
// StopEventLoopTask will block until blocks are executed
chip::DeviceLayer::PlatformMgrImpl().StopEventLoopTask();
return YES;
}
- (BOOL)startup:(_Nullable id<CHIPPersistentStorageDelegate>)storageDelegate
vendorId:(uint16_t)vendorId
nocSigner:(id<CHIPKeypair>)nocSigner
{
chip::DeviceLayer::PlatformMgrImpl().StartEventLoopTask();
__block BOOL commissionerInitialized = NO;
if ([self isRunning]) {
CHIP_LOG_DEBUG("Ignoring duplicate call to startup, Controller already started...");
return YES;
}
dispatch_sync(_chipWorkQueue, ^{
if ([self isRunning]) {
commissionerInitialized = YES;
return;
}
CHIP_ERROR errorCode = CHIP_ERROR_INCORRECT_STATE;
_persistentStorageDelegateBridge->setFrameworkDelegate(storageDelegate);
// TODO Expose FabricStorage to CHIPFramework consumers.
_fabricStorage = new chip::SimpleFabricStorage(_persistentStorageDelegateBridge);
if ([self checkForStartError:(_fabricStorage != nullptr) logMsg:kErrorMemoryInit]) {
return;
}
// create a CHIPP256KeypairBridge here and pass it to the operationalCredentialsDelegate
std::unique_ptr<chip::Crypto::CHIPP256KeypairNativeBridge> nativeBridge;
if (nocSigner != nil) {
_keypairBridge.Init(nocSigner);
nativeBridge.reset(new chip::Crypto::CHIPP256KeypairNativeBridge(_keypairBridge));
}
errorCode = _operationalCredentialsDelegate->init(_persistentStorageDelegateBridge, std::move(nativeBridge));
if ([self checkForStartError:(CHIP_NO_ERROR == errorCode) logMsg:kErrorOperationalCredentialsInit]) {
return;
}
// initialize NodeID if needed
[self _getControllerNodeId];
_cppCommissioner = new chip::Controller::DeviceCommissioner();
if ([self checkForInitError:(_cppCommissioner != nullptr) logMsg:kErrorMemoryInit]) {
return;
}
chip::Controller::FactoryInitParams params;
chip::Controller::SetupParams commissionerParams;
if (_listenPort) {
params.listenPort = _listenPort;
}
// Initialize device attestation verifier
// TODO: Replace testingRootStore with a AttestationTrustStore that has the necessary official PAA roots available
const chip::Credentials::AttestationTrustStore * testingRootStore = chip::Credentials::GetTestAttestationTrustStore();
chip::Credentials::SetDeviceAttestationVerifier(chip::Credentials::GetDefaultDACVerifier(testingRootStore));
params.fabricStorage = _fabricStorage;
commissionerParams.storageDelegate = _persistentStorageDelegateBridge;
commissionerParams.deviceAddressUpdateDelegate = _pairingDelegateBridge;
commissionerParams.pairingDelegate = _pairingDelegateBridge;
commissionerParams.operationalCredentialsDelegate = _operationalCredentialsDelegate;
chip::Crypto::P256Keypair ephemeralKey;
errorCode = ephemeralKey.Initialize();
if ([self checkForStartError:(CHIP_NO_ERROR == errorCode) logMsg:kErrorCommissionerInit]) {
return;
}
NSMutableData * nocBuffer = [[NSMutableData alloc] initWithLength:chip::Controller::kMaxCHIPDERCertLength];
chip::MutableByteSpan noc((uint8_t *) [nocBuffer mutableBytes], chip::Controller::kMaxCHIPDERCertLength);
NSMutableData * rcacBuffer = [[NSMutableData alloc] initWithLength:chip::Controller::kMaxCHIPDERCertLength];
chip::MutableByteSpan rcac((uint8_t *) [rcacBuffer mutableBytes], chip::Controller::kMaxCHIPDERCertLength);
chip::MutableByteSpan icac;
errorCode = _operationalCredentialsDelegate->GenerateNOCChainAfterValidation(
_localDeviceId, 0, ephemeralKey.Pubkey(), rcac, icac, noc);
if ([self checkForStartError:(CHIP_NO_ERROR == errorCode) logMsg:kErrorCommissionerInit]) {
return;
}
commissionerParams.ephemeralKeypair = &ephemeralKey;
commissionerParams.controllerRCAC = rcac;
commissionerParams.controllerICAC = icac;
commissionerParams.controllerNOC = noc;
commissionerParams.controllerVendorId = vendorId;
// TODO Replace Shared Controller with a Controller Factory Singleton
auto & factory = chip::Controller::DeviceControllerFactory::GetInstance();
errorCode = factory.Init(params);
if ([self checkForStartError:(CHIP_NO_ERROR == errorCode) logMsg:kErrorCommissionerInit]) {
return;
}
errorCode = factory.SetupCommissioner(commissionerParams, *_cppCommissioner);
if ([self checkForStartError:(CHIP_NO_ERROR == errorCode) logMsg:kErrorCommissionerInit]) {
return;
}
commissionerInitialized = YES;
});
return commissionerInitialized;
}
- (NSNumber *)getControllerNodeId
{
__block NSNumber * nodeID;
dispatch_sync(_chipWorkQueue, ^{
nodeID = [self _getControllerNodeId];
});
return nodeID;
}
- (NSNumber *)_getControllerNodeId
{
uint16_t deviceIdLength = sizeof(_localDeviceId);
if (CHIP_NO_ERROR
!= _persistentStorageDelegateBridge->SyncGetKeyValue(CHIP_COMMISSIONER_DEVICE_ID_KEY, &_localDeviceId, deviceIdLength)) {
_localDeviceId = arc4random();
_localDeviceId = _localDeviceId << 32 | arc4random();
CHIP_LOG_ERROR("Assigned %llx node ID to the controller", _localDeviceId);
_persistentStorageDelegateBridge->SyncSetKeyValue(CHIP_COMMISSIONER_DEVICE_ID_KEY, &_localDeviceId, sizeof(_localDeviceId));
} else {
CHIP_LOG_ERROR("Found %llx node ID for the controller", _localDeviceId);
}
return [NSNumber numberWithUnsignedLongLong:_localDeviceId];
}
- (BOOL)pairDevice:(uint64_t)deviceID
discriminator:(uint16_t)discriminator
setupPINCode:(uint32_t)setupPINCode
error:(NSError * __autoreleasing *)error
{
__block CHIP_ERROR errorCode = CHIP_ERROR_INCORRECT_STATE;
__block BOOL success = NO;
if (![self isRunning]) {
success = ![self checkForError:errorCode logMsg:kErrorNotRunning error:error];
return success;
}
dispatch_sync(_chipWorkQueue, ^{
std::string manualPairingCode;
chip::SetupPayload payload;
payload.discriminator = discriminator;
payload.setUpPINCode = setupPINCode;
errorCode = chip::ManualSetupPayloadGenerator(payload).payloadDecimalStringRepresentation(manualPairingCode);
success = ![self checkForError:errorCode logMsg:kErrorSetupCodeGen error:error];
if (!success) {
return;
}
if ([self isRunning]) {
_operationalCredentialsDelegate->SetDeviceID(deviceID);
errorCode = self.cppCommissioner->PairDevice(deviceID, manualPairingCode.c_str());
}
success = ![self checkForError:errorCode logMsg:kErrorPairDevice error:error];
});
return success;
}
- (BOOL)pairDevice:(uint64_t)deviceID
address:(NSString *)address
port:(uint16_t)port
discriminator:(uint16_t)discriminator
setupPINCode:(uint32_t)setupPINCode
error:(NSError * __autoreleasing *)error
{
__block CHIP_ERROR errorCode = CHIP_ERROR_INCORRECT_STATE;
__block BOOL success = NO;
if (![self isRunning]) {
success = ![self checkForError:errorCode logMsg:kErrorNotRunning error:error];
return success;
}
dispatch_sync(_chipWorkQueue, ^{
chip::Inet::IPAddress addr;
chip::Inet::IPAddress::FromString([address UTF8String], addr);
chip::Transport::PeerAddress peerAddress = chip::Transport::PeerAddress::UDP(addr, port);
chip::RendezvousParameters params = chip::RendezvousParameters()
.SetSetupPINCode(setupPINCode)
.SetDiscriminator(discriminator)
.SetPeerAddress(peerAddress);
if ([self isRunning]) {
_operationalCredentialsDelegate->SetDeviceID(deviceID);
errorCode = self.cppCommissioner->PairDevice(deviceID, params);
}
success = ![self checkForError:errorCode logMsg:kErrorPairDevice error:error];
});
return success;
}
- (BOOL)pairDevice:(uint64_t)deviceID onboardingPayload:(NSString *)onboardingPayload error:(NSError * __autoreleasing *)error
{
__block CHIP_ERROR errorCode = CHIP_ERROR_INCORRECT_STATE;
__block BOOL success = NO;
if (![self isRunning]) {
success = ![self checkForError:errorCode logMsg:kErrorNotRunning error:error];
return success;
}
dispatch_sync(_chipWorkQueue, ^{
if ([self isRunning]) {
_operationalCredentialsDelegate->SetDeviceID(deviceID);
errorCode = self.cppCommissioner->PairDevice(deviceID, [onboardingPayload UTF8String]);
}
success = ![self checkForError:errorCode logMsg:kErrorPairDevice error:error];
});
return success;
}
- (BOOL)commissionDevice:(uint64_t)deviceId
commissioningParams:(CHIPCommissioningParameters *)commissioningParams
error:(NSError * __autoreleasing *)error
{
__block CHIP_ERROR errorCode = CHIP_ERROR_INCORRECT_STATE;
__block BOOL success = NO;
if (![self isRunning]) {
success = ![self checkForError:errorCode logMsg:kErrorNotRunning error:error];
return success;
}
dispatch_sync(_chipWorkQueue, ^{
if ([self isRunning]) {
chip::Controller::CommissioningParameters params;
if (commissioningParams.CSRNonce) {
params.SetCSRNonce(
chip::ByteSpan((uint8_t *) commissioningParams.CSRNonce.bytes, commissioningParams.CSRNonce.length));
}
if (commissioningParams.attestationNonce) {
params.SetAttestationNonce(chip::ByteSpan(
(uint8_t *) commissioningParams.attestationNonce.bytes, commissioningParams.attestationNonce.length));
}
if (commissioningParams.threadOperationalDataset) {
params.SetThreadOperationalDataset(chip::ByteSpan((uint8_t *) commissioningParams.threadOperationalDataset.bytes,
commissioningParams.threadOperationalDataset.length));
}
if (commissioningParams.wifiSSID && commissioningParams.wifiCredentials) {
chip::ByteSpan ssid((uint8_t *) commissioningParams.wifiSSID.bytes, commissioningParams.wifiSSID.length);
chip::ByteSpan credentials(
(uint8_t *) commissioningParams.wifiCredentials.bytes, commissioningParams.wifiCredentials.length);
chip::Controller::WiFiCredentials wifiCreds(ssid, credentials);
params.SetWiFiCredentials(wifiCreds);
}
_operationalCredentialsDelegate->SetDeviceID(deviceId);
errorCode = self.cppCommissioner->Commission(deviceId, params);
}
success = ![self checkForError:errorCode logMsg:kErrorPairDevice error:error];
});
return success;
}
- (BOOL)unpairDevice:(uint64_t)deviceID error:(NSError * __autoreleasing *)error
{
__block CHIP_ERROR errorCode = CHIP_ERROR_INCORRECT_STATE;
__block BOOL success = NO;
if (![self isRunning]) {
success = ![self checkForError:errorCode logMsg:kErrorNotRunning error:error];
return success;
}
dispatch_sync(_chipWorkQueue, ^{
if ([self isRunning]) {
errorCode = self.cppCommissioner->UnpairDevice(deviceID);
}
success = ![self checkForError:errorCode logMsg:kErrorUnpairDevice error:error];
});
return success;
}
- (BOOL)stopDevicePairing:(uint64_t)deviceID error:(NSError * __autoreleasing *)error
{
__block CHIP_ERROR errorCode = CHIP_ERROR_INCORRECT_STATE;
__block BOOL success = NO;
if (![self isRunning]) {
success = ![self checkForError:errorCode logMsg:kErrorNotRunning error:error];
return success;
}
dispatch_sync(_chipWorkQueue, ^{
if ([self isRunning]) {
_operationalCredentialsDelegate->ResetDeviceID();
errorCode = self.cppCommissioner->StopPairing(deviceID);
}
success = ![self checkForError:errorCode logMsg:kErrorStopPairing error:error];
});
return success;
}
- (BOOL)isDevicePaired:(uint64_t)deviceID error:(NSError * __autoreleasing *)error
{
__block BOOL paired = NO;
if (![self isRunning]) {
[self checkForError:CHIP_ERROR_INCORRECT_STATE logMsg:kErrorNotRunning error:error];
return paired;
}
dispatch_sync(_chipWorkQueue, ^{
if ([self isRunning]) {
paired = self.cppCommissioner->DoesDevicePairingExist(chip::PeerId().SetNodeId(deviceID));
}
});
return paired;
}
- (CHIPDevice *)getDeviceBeingCommissioned:(uint64_t)deviceId error:(NSError * __autoreleasing *)error
{
CHIP_ERROR errorCode = CHIP_ERROR_INCORRECT_STATE;
if (![self isRunning]) {
[self checkForError:errorCode logMsg:kErrorNotRunning error:error];
return nil;
}
chip::CommissioneeDeviceProxy * deviceProxy;
errorCode = self->_cppCommissioner->GetDeviceBeingCommissioned(deviceId, &deviceProxy);
if (errorCode != CHIP_NO_ERROR) {
if (error) {
*error = [CHIPError errorForCHIPErrorCode:errorCode];
}
return nil;
}
return [[CHIPDevice alloc] initWithDevice:deviceProxy];
}
- (BOOL)getConnectedDevice:(uint64_t)deviceID
queue:(dispatch_queue_t)queue
completionHandler:(CHIPDeviceConnectionCallback)completionHandler
{
__block CHIP_ERROR errorCode = CHIP_ERROR_INCORRECT_STATE;
if (![self isRunning]) {
NSError * error;
[self checkForError:errorCode logMsg:kErrorNotRunning error:&error];
dispatch_async(queue, ^{
completionHandler(nil, error);
});
return NO;
}
dispatch_async(_chipWorkQueue, ^{
if ([self isRunning]) {
CHIPDeviceConnectionBridge * connectionBridge = new CHIPDeviceConnectionBridge(completionHandler, queue);
errorCode = connectionBridge->connect(self->_cppCommissioner, deviceID);
}
NSError * error;
if ([self checkForError:errorCode logMsg:kErrorGetPairedDevice error:&error]) {
// Errors are propagated to the caller through completionHandler.
// No extra error handling is needed here.
return;
}
});
return YES;
}
- (BOOL)openPairingWindow:(uint64_t)deviceID duration:(NSUInteger)duration error:(NSError * __autoreleasing *)error
{
CHIP_ERROR err = CHIP_NO_ERROR;
if (duration > UINT16_MAX) {
CHIP_LOG_ERROR("Error: Duration %tu is too large. Max value %d", duration, UINT16_MAX);
if (error) {
*error = [CHIPError errorForCHIPErrorCode:CHIP_ERROR_INVALID_INTEGER_VALUE];
}
return NO;
}
chip::SetupPayload setupPayload;
err = self.cppCommissioner->OpenCommissioningWindow(deviceID, (uint16_t) duration, 0, 0, 0, setupPayload);
if (err != CHIP_NO_ERROR) {
CHIP_LOG_ERROR("Error(%s): Open Pairing Window failed", chip::ErrorStr(err));
if (error) {
*error = [CHIPError errorForCHIPErrorCode:err];
}
return NO;
}
return YES;
}
- (NSString *)openPairingWindowWithPIN:(uint64_t)deviceID
duration:(NSUInteger)duration
discriminator:(NSUInteger)discriminator
setupPIN:(NSUInteger)setupPIN
error:(NSError * __autoreleasing *)error
{
CHIP_ERROR err = CHIP_NO_ERROR;
chip::SetupPayload setupPayload;
if (duration > UINT16_MAX) {
CHIP_LOG_ERROR("Error: Duration %tu is too large. Max value %d", duration, UINT16_MAX);
if (error) {
*error = [CHIPError errorForCHIPErrorCode:CHIP_ERROR_INVALID_INTEGER_VALUE];
}
return nil;
}
if (discriminator > 0xfff) {
CHIP_LOG_ERROR("Error: Discriminator %tu is too large. Max value %d", discriminator, 0xfff);
if (error) {
*error = [CHIPError errorForCHIPErrorCode:CHIP_ERROR_INVALID_INTEGER_VALUE];
}
return nil;
} else {
setupPayload.discriminator = (uint16_t) discriminator;
}
setupPIN &= ((1 << chip::kSetupPINCodeFieldLengthInBits) - 1);
setupPayload.setUpPINCode = (uint32_t) setupPIN;
err = self.cppCommissioner->OpenCommissioningWindow(
deviceID, (uint16_t) duration, 1000, (uint16_t) discriminator, 2, setupPayload);
if (err != CHIP_NO_ERROR) {
CHIP_LOG_ERROR("Error(%s): Open Pairing Window failed", chip::ErrorStr(err));
if (error) {
*error = [CHIPError errorForCHIPErrorCode:err];
}
return nil;
}
chip::ManualSetupPayloadGenerator generator(setupPayload);
std::string outCode;
if (generator.payloadDecimalStringRepresentation(outCode) == CHIP_NO_ERROR) {
CHIP_LOG_ERROR("Setup code is %s", outCode.c_str());
} else {
CHIP_LOG_ERROR("Failed to get decimal setup code");
return nil;
}
return [NSString stringWithCString:outCode.c_str() encoding:[NSString defaultCStringEncoding]];
}
- (void)setListenPort:(uint16_t)port
{
_listenPort = port;
}
- (void)updateDevice:(uint64_t)deviceID fabricId:(uint64_t)fabricId
{
__block CHIP_ERROR errorCode = CHIP_ERROR_INCORRECT_STATE;
if (![self isRunning]) {
[self checkForError:errorCode logMsg:kErrorNotRunning error:nil];
return;
}
dispatch_sync(_chipWorkQueue, ^{
if ([self isRunning]) {
errorCode = self.cppCommissioner->UpdateDevice(deviceID);
CHIP_LOG_ERROR("Update device address returned: %s", chip::ErrorStr(errorCode));
}
});
}
- (void)setPairingDelegate:(id<CHIPDevicePairingDelegate>)delegate queue:(dispatch_queue_t)queue
{
dispatch_async(_chipWorkQueue, ^{
self->_pairingDelegateBridge->setDelegate(delegate, queue);
});
}
- (BOOL)checkForInitError:(BOOL)condition logMsg:(NSString *)logMsg
{
if (condition) {
return NO;
}
CHIP_LOG_ERROR("Error: %@", logMsg);
if (_cppCommissioner) {
delete _cppCommissioner;
_cppCommissioner = NULL;
}
if (_pairingDelegateBridge) {
delete _pairingDelegateBridge;
_pairingDelegateBridge = NULL;
}
if (_persistentStorageDelegateBridge) {
delete _persistentStorageDelegateBridge;
_persistentStorageDelegateBridge = NULL;
}
return YES;
}
- (BOOL)checkForStartError:(BOOL)condition logMsg:(NSString *)logMsg
{
if (condition) {
return NO;
}
CHIP_LOG_ERROR("Error: %@", logMsg);
if (_cppCommissioner) {
delete _cppCommissioner;
_cppCommissioner = NULL;
}
if (_fabricStorage) {
delete _fabricStorage;
_fabricStorage = nullptr;
}
return YES;
}
- (BOOL)checkForError:(CHIP_ERROR)errorCode logMsg:(NSString *)logMsg error:(NSError * __autoreleasing *)error
{
if (CHIP_NO_ERROR == errorCode) {
return NO;
}
CHIP_LOG_ERROR("Error(%s): %s", chip::ErrorStr(errorCode), [logMsg UTF8String]);
if (error) {
*error = [CHIPError errorForCHIPErrorCode:errorCode];
}
return YES;
}
- (void)dealloc
{
if (_fabricStorage) {
delete _fabricStorage;
_fabricStorage = nullptr;
}
}
@end