| /* |
| * |
| * Copyright (c) 2019-2020 Google LLC. |
| * All rights reserved. |
| * |
| * 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. |
| */ |
| |
| /** |
| * @file |
| * Defines the Device Layer CertificateProvisioningClient object. |
| */ |
| |
| #ifndef CERTIFICATE_PROVISIONING_CLIENT_H |
| #define CERTIFICATE_PROVISIONING_CLIENT_H |
| |
| #include <Weave/DeviceLayer/internal/WeaveDeviceLayerInternal.h> |
| #include <Weave/Profiles/security/WeaveCertProvisioning.h> |
| |
| namespace nl { |
| namespace Weave { |
| namespace DeviceLayer { |
| namespace Internal { |
| |
| using nl::Weave::Profiles::Security::CertProvisioning::WeaveCertProvEngine; |
| |
| /** |
| * Implements the Weave Certificate Provisioning profile for a Weave device. |
| */ |
| class CertificateProvisioningClient final |
| : public ::nl::Weave::Profiles::Security::CertProvisioning::WeaveNodeOpAuthDelegate, |
| public ::nl::Weave::Profiles::Security::CertProvisioning::WeaveNodeMfrAttestDelegate |
| { |
| |
| public: |
| |
| /** |
| * This function is the callback that is invoked by Certificate Provisioning Client to add |
| * authorization info to the GetCertificateRequest message in a TLV form to the supplied TLV writer. |
| * |
| * @param[in] writer A reference to a TLV writer to write request authorization data. |
| */ |
| typedef WEAVE_ERROR (* EncodeReqAuthInfoFunct)(TLVWriter & writer); |
| |
| // ===== Members for internal use by other Device Layer components. |
| |
| WEAVE_ERROR Init(uint8_t reqType); |
| WEAVE_ERROR Init(uint8_t reqType, EncodeReqAuthInfoFunct encodeReqAuthInfo); |
| void OnPlatformEvent(const WeaveDeviceEvent * event); |
| |
| // ===== Methods that implement the WeaveNodeOpAuthDelegate interface |
| |
| WEAVE_ERROR EncodeOpCert(TLVWriter & writer, uint64_t tag) __OVERRIDE; |
| WEAVE_ERROR EncodeOpRelatedCerts(TLVWriter & writer, uint64_t tag) __OVERRIDE; |
| WEAVE_ERROR GenerateAndEncodeOpSig(const uint8_t * hash, uint8_t hashLen, TLVWriter & writer, uint64_t tag) __OVERRIDE; |
| |
| // ===== Methods that implement the WeaveNodeMfrAttestDelegate interface |
| |
| WEAVE_ERROR EncodeMAInfo(TLVWriter & writer) __OVERRIDE; |
| WEAVE_ERROR GenerateAndEncodeMASig(const uint8_t * data, uint16_t dataLen, TLVWriter & writer) __OVERRIDE; |
| |
| // ===== Members that override virtual methods on ServiceProvisioningDelegate |
| |
| void StartCertificateProvisioning(void); |
| void HandleCertificateProvisioningResult(WEAVE_ERROR localErr, uint32_t serverStatusProfileId, uint16_t serverStatusCode); |
| |
| private: |
| |
| // ===== Members for internal use by this class only. |
| |
| WeaveCertProvEngine mCertProvEngine; |
| ::nl::Weave::Binding * mBinding; |
| uint8_t mReqType; |
| bool mDoMfrAttest; |
| EncodeReqAuthInfoFunct mEncodeReqAuthInfo; |
| bool mWaitingForServiceConnectivity; |
| |
| void SendGetCertificateRequest(void); |
| |
| static void HandleServiceConnectivityTimeout(::nl::Weave::System::Layer * layer, void * appState, ::nl::Weave::System::Error err); |
| static void HandleCertProvBindingEvent(void * appState, nl::Weave::Binding::EventType eventType, |
| const nl::Weave::Binding::InEventParam & inParam, nl::Weave::Binding::OutEventParam & outParam); |
| static void CertProvClientEventHandler(void * appState, WeaveCertProvEngine::EventType eventType, const WeaveCertProvEngine::InEventParam & inParam, WeaveCertProvEngine::OutEventParam & outParam); |
| |
| protected: |
| |
| // Construction/destruction limited to subclasses. |
| CertificateProvisioningClient() = default; |
| ~CertificateProvisioningClient() = default; |
| |
| // No copy, move or assignment. |
| CertificateProvisioningClient(const CertificateProvisioningClient &) = delete; |
| CertificateProvisioningClient(const CertificateProvisioningClient &&) = delete; |
| CertificateProvisioningClient & operator=(const CertificateProvisioningClient &) = delete; |
| }; |
| |
| } // namespace Internal |
| } // namespace DeviceLayer |
| } // namespace Weave |
| } // namespace nl |
| |
| #endif // CERTIFICATE_PROVISIONING_CLIENT_H |