src/platform/ASR/ASRFactoryDataProvider.h

/*
 *
 *    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>

namespace chip {
namespace DeviceLayer {

/**
 * @brief This class provides Commissionable data and Device Attestation Credentials.
 */

class ASRFactoryDataProvider : public CommissionableDataProvider,
                               public Credentials::DeviceAttestationCredentialsProvider,
                               public Internal::GenericDeviceInstanceInfoProvider<Internal::ASRConfig>
{
public:
    ASRFactoryDataProvider() :
        CommissionableDataProvider(), Credentials::DeviceAttestationCredentialsProvider(),
        Internal::GenericDeviceInstanceInfoProvider<Internal::ASRConfig>(ConfigurationManagerImpl::GetDefaultInstance())
    {}

    CHIP_ERROR Init();

    // ===== Members functions that implement the CommissionableDataProvider
    CHIP_ERROR GetSetupDiscriminator(uint16_t & setupDiscriminator) override;

    CHIP_ERROR SetSetupDiscriminator(uint16_t setupDiscriminator) override { return CHIP_ERROR_NOT_IMPLEMENTED; }

    CHIP_ERROR GetSpake2pIterationCount(uint32_t & iterationCount) override;

    CHIP_ERROR GetSpake2pSalt(MutableByteSpan & saltBuf) override;

    CHIP_ERROR GetSpake2pVerifier(MutableByteSpan & verifierBuf, size_t & verifierLen) override;
    // Per spec 5.1.7. Passcode cannot be stored on the device
    CHIP_ERROR GetSetupPasscode(uint32_t & setupPasscode) override { return CHIP_ERROR_NOT_IMPLEMENTED; }

    CHIP_ERROR SetSetupPasscode(uint32_t setupPasscode) override { return CHIP_ERROR_NOT_IMPLEMENTED; }

    // ===== 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 DeviceInstanceInfoProvider
    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 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 GetHardwareVersionString(char * buf, size_t bufSize) override;

    CHIP_ERROR GetRotatingDeviceIdUniqueId(MutableByteSpan & uniqueIdSpan) override;
};

} // namespace DeviceLayer
} // namespace chip