| /* |
| * |
| * Copyright (c) 2022 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. |
| */ |
| #pragma once |
| |
| #include <credentials/DeviceAttestationCredsProvider.h> |
| #include <platform/CommissionableDataProvider.h> |
| #include <platform/internal/GenericDeviceInstanceInfoProvider.h> |
| #include <src/lib/core/CHIPError.h> |
| |
| #include <vector> |
| |
| #include "CHIPPlatformConfig.h" |
| |
| #include <vector> |
| |
| /* Grab symbol for the base address from the linker file. */ |
| extern uint32_t __MATTER_FACTORY_DATA_START[]; |
| extern uint32_t __MATTER_FACTORY_DATA_SIZE[]; |
| |
| namespace chip { |
| namespace DeviceLayer { |
| |
| #define CHIP_FACTORY_DATA_ERROR(e) \ |
| ChipError(ChipError::Range::kLastRange, ((uint8_t) ChipError::Range::kLastRange << 2) | e, __FILE__, __LINE__) |
| |
| #define CHIP_FACTORY_DATA_SHA_CHECK CHIP_FACTORY_DATA_ERROR(0x01) |
| #define CHIP_FACTORY_DATA_HEADER_READ CHIP_FACTORY_DATA_ERROR(0x02) |
| #define CHIP_FACTORY_DATA_HASH_ID CHIP_FACTORY_DATA_ERROR(0x03) |
| #define CHIP_FACTORY_DATA_PDM_RESTORE CHIP_FACTORY_DATA_ERROR(0x04) |
| #define CHIP_FACTORY_DATA_NULL CHIP_FACTORY_DATA_ERROR(0x05) |
| #define CHIP_FACTORY_DATA_FLASH_ERASE CHIP_FACTORY_DATA_ERROR(0x06) |
| #define CHIP_FACTORY_DATA_FLASH_PROGRAM CHIP_FACTORY_DATA_ERROR(0x07) |
| #define CHIP_FACTORY_DATA_INTERNAL_FLASH_READ CHIP_FACTORY_DATA_ERROR(0x08) |
| #define CHIP_FACTORY_DATA_PDM_SAVE_RECORD CHIP_FACTORY_DATA_ERROR(0x09) |
| #define CHIP_FACTORY_DATA_PDM_READ_RECORD CHIP_FACTORY_DATA_ERROR(0x0A) |
| #define CHIP_FACTORY_DATA_RESTORE_MECHANISM CHIP_FACTORY_DATA_ERROR(0x0B) |
| |
| /** |
| * @brief This class provides Commissionable data, Device Attestation Credentials, |
| * and Device Instance Info. |
| */ |
| |
| class FactoryDataProvider : public DeviceInstanceInfoProvider, |
| public CommissionableDataProvider, |
| public Credentials::DeviceAttestationCredentialsProvider |
| { |
| public: |
| struct Header |
| { |
| uint32_t hashId; |
| uint32_t size; |
| uint8_t hash[4]; |
| }; |
| |
| // Default factory data IDs |
| enum FactoryDataId |
| { |
| kVerifierId = 1, |
| kSaltId, |
| kIcId, |
| kDacPrivateKeyId, |
| kDacCertificateId, |
| kPaiCertificateId, |
| kDiscriminatorId, |
| kSetupPasscodeId, |
| kVidId, |
| kPidId, |
| kCertDeclarationId, |
| kVendorNameId, |
| kProductNameId, |
| kSerialNumberId, |
| kManufacturingDateId, |
| kHardwareVersionId, |
| kHardwareVersionStrId, |
| kUniqueId, |
| kPartNumber, |
| kProductURL, |
| kProductLabel, |
| kProductFinish, |
| kProductPrimaryColor, |
| kMaxId |
| }; |
| |
| static uint32_t kFactoryDataStart; |
| static uint32_t kFactoryDataSize; |
| static uint32_t kFactoryDataPayloadStart; |
| static constexpr uint32_t kLengthOffset = 1; |
| static constexpr uint32_t kValueOffset = 3; |
| static constexpr uint32_t kHashLen = 4; |
| static constexpr size_t kHashId = 0xCE47BA5E; |
| |
| virtual ~FactoryDataProvider(); |
| |
| virtual CHIP_ERROR Init() = 0; |
| virtual CHIP_ERROR SignWithDacKey(const ByteSpan & messageToSign, MutableByteSpan & outSignBuffer) = 0; |
| CHIP_ERROR Validate(); |
| |
| CHIP_ERROR SearchForId(uint8_t searchedType, uint8_t * pBuf, size_t bufLength, uint16_t & length, uint32_t * offset = nullptr); |
| |
| // ===== Members functions that implement the CommissionableDataProvider |
| CHIP_ERROR GetSetupDiscriminator(uint16_t & setupDiscriminator) override; |
| CHIP_ERROR SetSetupDiscriminator(uint16_t setupDiscriminator) override; |
| CHIP_ERROR GetSpake2pIterationCount(uint32_t & iterationCount) override; |
| CHIP_ERROR GetSpake2pSalt(MutableByteSpan & saltBuf) override; |
| CHIP_ERROR GetSpake2pVerifier(MutableByteSpan & verifierBuf, size_t & verifierLen) override; |
| CHIP_ERROR GetSetupPasscode(uint32_t & setupPasscode) override; |
| CHIP_ERROR SetSetupPasscode(uint32_t setupPasscode) override; |
| |
| // ===== Members functions that implement the DeviceAttestationCredentialsProvider |
| CHIP_ERROR GetCertificationDeclaration(MutableByteSpan & outBuffer) override; |
| CHIP_ERROR GetFirmwareInformation(MutableByteSpan & out_firmware_info_buffer) override; |
| CHIP_ERROR GetDeviceAttestationCert(MutableByteSpan & outBuffer) override; |
| CHIP_ERROR GetProductAttestationIntermediateCert(MutableByteSpan & outBuffer) override; |
| CHIP_ERROR SignWithDeviceAttestationKey(const ByteSpan & messageToSign, MutableByteSpan & outSignBuffer) override; |
| |
| // ===== Members functions that implement the GenericDeviceInstanceInfoProvider |
| CHIP_ERROR GetVendorName(char * buf, size_t bufSize) override; |
| CHIP_ERROR GetVendorId(uint16_t & vendorId) override; |
| CHIP_ERROR GetProductName(char * buf, size_t bufSize) override; |
| CHIP_ERROR GetProductId(uint16_t & productId) override; |
| CHIP_ERROR GetPartNumber(char * buf, size_t bufSize) override; |
| CHIP_ERROR GetProductURL(char * buf, size_t bufSize) override; |
| CHIP_ERROR GetProductLabel(char * buf, size_t bufSize) override; |
| CHIP_ERROR GetHardwareVersionString(char * buf, size_t bufSize) override; |
| CHIP_ERROR GetSerialNumber(char * buf, size_t bufSize) override; |
| CHIP_ERROR GetManufacturingDate(uint16_t & year, uint8_t & month, uint8_t & day) override; |
| CHIP_ERROR GetHardwareVersion(uint16_t & hardwareVersion) override; |
| CHIP_ERROR GetRotatingDeviceIdUniqueId(MutableByteSpan & uniqueIdSpan) override; |
| CHIP_ERROR GetProductFinish(app::Clusters::BasicInformation::ProductFinishEnum * finish) override; |
| CHIP_ERROR GetProductPrimaryColor(app::Clusters::BasicInformation::ColorEnum * primaryColor) override; |
| |
| protected: |
| Header mHeader; |
| }; |
| |
| } // namespace DeviceLayer |
| } // namespace chip |