| /* |
| * |
| * 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. |
| */ |
| |
| #include "FactoryDataProvider.h" |
| #include "FactoryDataDecoder.h" |
| #include <crypto/CHIPCryptoPAL.h> |
| #include <lib/core/CHIPError.h> |
| #include <lib/support/Base64.h> |
| #include <lib/support/BytesToHex.h> |
| #include <lib/support/Span.h> |
| #include <platform/Ameba/CHIPDevicePlatformConfig.h> |
| #include <platform/CHIPDeviceConfig.h> |
| #include <platform/CHIPDeviceLayer.h> |
| #include <platform/ConnectivityManager.h> |
| #include <platform/internal/CHIPDeviceLayerInternal.h> |
| #include <platform/internal/GenericConfigurationManagerImpl.ipp> |
| |
| using namespace ::chip::DeviceLayer::Internal; |
| using namespace chip::app::Clusters::BasicInformation; |
| |
| namespace chip { |
| namespace DeviceLayer { |
| |
| const uint8_t kCdForAllExamples[] = { |
| 0x30, 0x82, 0x02, 0x19, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x07, 0x02, 0xa0, 0x82, 0x02, 0x0a, 0x30, 0x82, |
| 0x02, 0x06, 0x02, 0x01, 0x03, 0x31, 0x0d, 0x30, 0x0b, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, 0x30, |
| 0x82, 0x01, 0x71, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x07, 0x01, 0xa0, 0x82, 0x01, 0x62, 0x04, 0x82, 0x01, |
| 0x5e, 0x15, 0x24, 0x00, 0x01, 0x25, 0x01, 0xf1, 0xff, 0x36, 0x02, 0x05, 0x00, 0x80, 0x05, 0x01, 0x80, 0x05, 0x02, 0x80, 0x05, |
| 0x03, 0x80, 0x05, 0x04, 0x80, 0x05, 0x05, 0x80, 0x05, 0x06, 0x80, 0x05, 0x07, 0x80, 0x05, 0x08, 0x80, 0x05, 0x09, 0x80, 0x05, |
| 0x0a, 0x80, 0x05, 0x0b, 0x80, 0x05, 0x0c, 0x80, 0x05, 0x0d, 0x80, 0x05, 0x0e, 0x80, 0x05, 0x0f, 0x80, 0x05, 0x10, 0x80, 0x05, |
| 0x11, 0x80, 0x05, 0x12, 0x80, 0x05, 0x13, 0x80, 0x05, 0x14, 0x80, 0x05, 0x15, 0x80, 0x05, 0x16, 0x80, 0x05, 0x17, 0x80, 0x05, |
| 0x18, 0x80, 0x05, 0x19, 0x80, 0x05, 0x1a, 0x80, 0x05, 0x1b, 0x80, 0x05, 0x1c, 0x80, 0x05, 0x1d, 0x80, 0x05, 0x1e, 0x80, 0x05, |
| 0x1f, 0x80, 0x05, 0x20, 0x80, 0x05, 0x21, 0x80, 0x05, 0x22, 0x80, 0x05, 0x23, 0x80, 0x05, 0x24, 0x80, 0x05, 0x25, 0x80, 0x05, |
| 0x26, 0x80, 0x05, 0x27, 0x80, 0x05, 0x28, 0x80, 0x05, 0x29, 0x80, 0x05, 0x2a, 0x80, 0x05, 0x2b, 0x80, 0x05, 0x2c, 0x80, 0x05, |
| 0x2d, 0x80, 0x05, 0x2e, 0x80, 0x05, 0x2f, 0x80, 0x05, 0x30, 0x80, 0x05, 0x31, 0x80, 0x05, 0x32, 0x80, 0x05, 0x33, 0x80, 0x05, |
| 0x34, 0x80, 0x05, 0x35, 0x80, 0x05, 0x36, 0x80, 0x05, 0x37, 0x80, 0x05, 0x38, 0x80, 0x05, 0x39, 0x80, 0x05, 0x3a, 0x80, 0x05, |
| 0x3b, 0x80, 0x05, 0x3c, 0x80, 0x05, 0x3d, 0x80, 0x05, 0x3e, 0x80, 0x05, 0x3f, 0x80, 0x05, 0x40, 0x80, 0x05, 0x41, 0x80, 0x05, |
| 0x42, 0x80, 0x05, 0x43, 0x80, 0x05, 0x44, 0x80, 0x05, 0x45, 0x80, 0x05, 0x46, 0x80, 0x05, 0x47, 0x80, 0x05, 0x48, 0x80, 0x05, |
| 0x49, 0x80, 0x05, 0x4a, 0x80, 0x05, 0x4b, 0x80, 0x05, 0x4c, 0x80, 0x05, 0x4d, 0x80, 0x05, 0x4e, 0x80, 0x05, 0x4f, 0x80, 0x05, |
| 0x50, 0x80, 0x05, 0x51, 0x80, 0x05, 0x52, 0x80, 0x05, 0x53, 0x80, 0x05, 0x54, 0x80, 0x05, 0x55, 0x80, 0x05, 0x56, 0x80, 0x05, |
| 0x57, 0x80, 0x05, 0x58, 0x80, 0x05, 0x59, 0x80, 0x05, 0x5a, 0x80, 0x05, 0x5b, 0x80, 0x05, 0x5c, 0x80, 0x05, 0x5d, 0x80, 0x05, |
| 0x5e, 0x80, 0x05, 0x5f, 0x80, 0x05, 0x60, 0x80, 0x05, 0x61, 0x80, 0x05, 0x62, 0x80, 0x05, 0x63, 0x80, 0x18, 0x24, 0x03, 0x16, |
| 0x2c, 0x04, 0x13, 0x5a, 0x49, 0x47, 0x32, 0x30, 0x31, 0x34, 0x32, 0x5a, 0x42, 0x33, 0x33, 0x30, 0x30, 0x30, 0x33, 0x2d, 0x32, |
| 0x34, 0x24, 0x05, 0x00, 0x24, 0x06, 0x00, 0x25, 0x07, 0x94, 0x26, 0x24, 0x08, 0x00, 0x18, 0x31, 0x7d, 0x30, 0x7b, 0x02, 0x01, |
| 0x03, 0x80, 0x14, 0x62, 0xfa, 0x82, 0x33, 0x59, 0xac, 0xfa, 0xa9, 0x96, 0x3e, 0x1c, 0xfa, 0x14, 0x0a, 0xdd, 0xf5, 0x04, 0xf3, |
| 0x71, 0x60, 0x30, 0x0b, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, 0x30, 0x0a, 0x06, 0x08, 0x2a, 0x86, |
| 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x04, 0x47, 0x30, 0x45, 0x02, 0x20, 0x24, 0xe5, 0xd1, 0xf4, 0x7a, 0x7d, 0x7b, 0x0d, 0x20, |
| 0x6a, 0x26, 0xef, 0x69, 0x9b, 0x7c, 0x97, 0x57, 0xb7, 0x2d, 0x46, 0x90, 0x89, 0xde, 0x31, 0x92, 0xe6, 0x78, 0xc7, 0x45, 0xe7, |
| 0xf6, 0x0c, 0x02, 0x21, 0x00, 0xf8, 0xaa, 0x2f, 0xa7, 0x11, 0xfc, 0xb7, 0x9b, 0x97, 0xe3, 0x97, 0xce, 0xda, 0x66, 0x7b, 0xae, |
| 0x46, 0x4e, 0x2b, 0xd3, 0xff, 0xdf, 0xc3, 0xcc, 0xed, 0x7a, 0xa8, 0xca, 0x5f, 0x4c, 0x1a, 0x7c, |
| }; |
| |
| const uint8_t kDacCert[] = { |
| 0x30, 0x82, 0x01, 0xe7, 0x30, 0x82, 0x01, 0x8e, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x08, 0x69, 0xcd, 0xf1, 0x0d, 0xe9, 0xe5, |
| 0x4e, 0xd1, 0x30, 0x0a, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x30, 0x3d, 0x31, 0x25, 0x30, 0x23, 0x06, |
| 0x03, 0x55, 0x04, 0x03, 0x0c, 0x1c, 0x4d, 0x61, 0x74, 0x74, 0x65, 0x72, 0x20, 0x44, 0x65, 0x76, 0x20, 0x50, 0x41, 0x49, 0x20, |
| 0x30, 0x78, 0x46, 0x46, 0x46, 0x31, 0x20, 0x6e, 0x6f, 0x20, 0x50, 0x49, 0x44, 0x31, 0x14, 0x30, 0x12, 0x06, 0x0a, 0x2b, 0x06, |
| 0x01, 0x04, 0x01, 0x82, 0xa2, 0x7c, 0x02, 0x01, 0x0c, 0x04, 0x46, 0x46, 0x46, 0x31, 0x30, 0x20, 0x17, 0x0d, 0x32, 0x32, 0x30, |
| 0x32, 0x30, 0x35, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x5a, 0x18, 0x0f, 0x39, 0x39, 0x39, 0x39, 0x31, 0x32, 0x33, 0x31, 0x32, |
| 0x33, 0x35, 0x39, 0x35, 0x39, 0x5a, 0x30, 0x53, 0x31, 0x25, 0x30, 0x23, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x1c, 0x4d, 0x61, |
| 0x74, 0x74, 0x65, 0x72, 0x20, 0x44, 0x65, 0x76, 0x20, 0x44, 0x41, 0x43, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x31, 0x2f, 0x30, |
| 0x78, 0x38, 0x30, 0x30, 0x31, 0x31, 0x14, 0x30, 0x12, 0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01, 0x82, 0xa2, 0x7c, 0x02, 0x01, |
| 0x0c, 0x04, 0x46, 0x46, 0x46, 0x31, 0x31, 0x14, 0x30, 0x12, 0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01, 0x82, 0xa2, 0x7c, 0x02, |
| 0x02, 0x0c, 0x04, 0x38, 0x30, 0x30, 0x31, 0x30, 0x59, 0x30, 0x13, 0x06, 0x07, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, |
| 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x03, 0x01, 0x07, 0x03, 0x42, 0x00, 0x04, 0x46, 0x3a, 0xc6, 0x93, 0x42, 0x91, 0x0a, 0x0e, |
| 0x55, 0x88, 0xfc, 0x6f, 0xf5, 0x6b, 0xb6, 0x3e, 0x62, 0xec, 0xce, 0xcb, 0x14, 0x8f, 0x7d, 0x4e, 0xb0, 0x3e, 0xe5, 0x52, 0x60, |
| 0x14, 0x15, 0x76, 0x7d, 0x16, 0xa5, 0xc6, 0x63, 0xf7, 0x93, 0xe4, 0x91, 0x23, 0x26, 0x0b, 0x82, 0x97, 0xa7, 0xcd, 0x7e, 0x7c, |
| 0xfc, 0x7b, 0x31, 0x6b, 0x39, 0xd9, 0x8e, 0x90, 0xd2, 0x93, 0x77, 0x73, 0x8e, 0x82, 0xa3, 0x60, 0x30, 0x5e, 0x30, 0x0c, 0x06, |
| 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01, 0xff, 0x04, 0x02, 0x30, 0x00, 0x30, 0x0e, 0x06, 0x03, 0x55, 0x1d, 0x0f, 0x01, 0x01, 0xff, |
| 0x04, 0x04, 0x03, 0x02, 0x07, 0x80, 0x30, 0x1d, 0x06, 0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x88, 0xdd, 0xe7, 0xb3, |
| 0x00, 0x38, 0x29, 0x32, 0xcf, 0xf7, 0x34, 0xc0, 0x46, 0x24, 0x81, 0x0f, 0x44, 0x16, 0x8a, 0x6f, 0x30, 0x1f, 0x06, 0x03, 0x55, |
| 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14, 0x63, 0x54, 0x0e, 0x47, 0xf6, 0x4b, 0x1c, 0x38, 0xd1, 0x38, 0x84, 0xa4, 0x62, |
| 0xd1, 0x6c, 0x19, 0x5d, 0x8f, 0xfb, 0x3c, 0x30, 0x0a, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x03, 0x47, |
| 0x00, 0x30, 0x44, 0x02, 0x20, 0x01, 0x27, 0xa2, 0x7b, 0x4b, 0x44, 0x61, 0x0e, 0xe2, 0xfc, 0xdc, 0x4d, 0x2b, 0x78, 0x85, 0x56, |
| 0x36, 0x60, 0xbc, 0x0f, 0x76, 0xf1, 0x72, 0x19, 0xed, 0x6a, 0x08, 0xdf, 0xb2, 0xb3, 0xc1, 0xcd, 0x02, 0x20, 0x6b, 0x59, 0xe0, |
| 0xaf, 0x45, 0xf3, 0xeb, 0x2a, 0x85, 0xb9, 0x19, 0xd3, 0x57, 0x31, 0x52, 0x8c, 0x60, 0x28, 0xc4, 0x15, 0x23, 0x95, 0x45, 0xe1, |
| 0x08, 0xe4, 0xe5, 0x4e, 0x70, 0x97, 0x13, 0x53, |
| }; |
| |
| const uint8_t kPaiCert[] = { |
| 0x30, 0x82, 0x01, 0xcb, 0x30, 0x82, 0x01, 0x71, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x08, 0x56, 0xad, 0x82, 0x22, 0xad, 0x94, |
| 0x5b, 0x64, 0x30, 0x0a, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x30, 0x30, 0x31, 0x18, 0x30, 0x16, 0x06, |
| 0x03, 0x55, 0x04, 0x03, 0x0c, 0x0f, 0x4d, 0x61, 0x74, 0x74, 0x65, 0x72, 0x20, 0x54, 0x65, 0x73, 0x74, 0x20, 0x50, 0x41, 0x41, |
| 0x31, 0x14, 0x30, 0x12, 0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01, 0x82, 0xa2, 0x7c, 0x02, 0x01, 0x0c, 0x04, 0x46, 0x46, 0x46, |
| 0x31, 0x30, 0x20, 0x17, 0x0d, 0x32, 0x32, 0x30, 0x32, 0x30, 0x35, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x5a, 0x18, 0x0f, 0x39, |
| 0x39, 0x39, 0x39, 0x31, 0x32, 0x33, 0x31, 0x32, 0x33, 0x35, 0x39, 0x35, 0x39, 0x5a, 0x30, 0x3d, 0x31, 0x25, 0x30, 0x23, 0x06, |
| 0x03, 0x55, 0x04, 0x03, 0x0c, 0x1c, 0x4d, 0x61, 0x74, 0x74, 0x65, 0x72, 0x20, 0x44, 0x65, 0x76, 0x20, 0x50, 0x41, 0x49, 0x20, |
| 0x30, 0x78, 0x46, 0x46, 0x46, 0x31, 0x20, 0x6e, 0x6f, 0x20, 0x50, 0x49, 0x44, 0x31, 0x14, 0x30, 0x12, 0x06, 0x0a, 0x2b, 0x06, |
| 0x01, 0x04, 0x01, 0x82, 0xa2, 0x7c, 0x02, 0x01, 0x0c, 0x04, 0x46, 0x46, 0x46, 0x31, 0x30, 0x59, 0x30, 0x13, 0x06, 0x07, 0x2a, |
| 0x86, 0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x03, 0x01, 0x07, 0x03, 0x42, 0x00, 0x04, 0x41, |
| 0x9a, 0x93, 0x15, 0xc2, 0x17, 0x3e, 0x0c, 0x8c, 0x87, 0x6d, 0x03, 0xcc, 0xfc, 0x94, 0x48, 0x52, 0x64, 0x7f, 0x7f, 0xec, 0x5e, |
| 0x50, 0x82, 0xf4, 0x05, 0x99, 0x28, 0xec, 0xa8, 0x94, 0xc5, 0x94, 0x15, 0x13, 0x09, 0xac, 0x63, 0x1e, 0x4c, 0xb0, 0x33, 0x92, |
| 0xaf, 0x68, 0x4b, 0x0b, 0xaf, 0xb7, 0xe6, 0x5b, 0x3b, 0x81, 0x62, 0xc2, 0xf5, 0x2b, 0xf9, 0x31, 0xb8, 0xe7, 0x7a, 0xaa, 0x82, |
| 0xa3, 0x66, 0x30, 0x64, 0x30, 0x12, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01, 0xff, 0x04, 0x08, 0x30, 0x06, 0x01, 0x01, 0xff, |
| 0x02, 0x01, 0x00, 0x30, 0x0e, 0x06, 0x03, 0x55, 0x1d, 0x0f, 0x01, 0x01, 0xff, 0x04, 0x04, 0x03, 0x02, 0x01, 0x06, 0x30, 0x1d, |
| 0x06, 0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x63, 0x54, 0x0e, 0x47, 0xf6, 0x4b, 0x1c, 0x38, 0xd1, 0x38, 0x84, 0xa4, |
| 0x62, 0xd1, 0x6c, 0x19, 0x5d, 0x8f, 0xfb, 0x3c, 0x30, 0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14, |
| 0x6a, 0xfd, 0x22, 0x77, 0x1f, 0x51, 0x1f, 0xec, 0xbf, 0x16, 0x41, 0x97, 0x67, 0x10, 0xdc, 0xdc, 0x31, 0xa1, 0x71, 0x7e, 0x30, |
| 0x0a, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x03, 0x48, 0x00, 0x30, 0x45, 0x02, 0x21, 0x00, 0xb2, 0xef, |
| 0x27, 0xf4, 0x9a, 0xe9, 0xb5, 0x0f, 0xb9, 0x1e, 0xea, 0xc9, 0x4c, 0x4d, 0x0b, 0xdb, 0xb8, 0xd7, 0x92, 0x9c, 0x6c, 0xb8, 0x8f, |
| 0xac, 0xe5, 0x29, 0x36, 0x8d, 0x12, 0x05, 0x4c, 0x0c, 0x02, 0x20, 0x65, 0x5d, 0xc9, 0x2b, 0x86, 0xbd, 0x90, 0x98, 0x82, 0xa6, |
| 0xc6, 0x21, 0x77, 0xb8, 0x25, 0xd7, 0xd0, 0x5e, 0xdb, 0xe7, 0xc2, 0x2f, 0x9f, 0xea, 0x71, 0x22, 0x0e, 0x7e, 0xa7, 0x03, 0xf8, |
| 0x91, |
| }; |
| |
| const uint8_t kDacPublicKey[] = { |
| 0x04, 0x46, 0x3a, 0xc6, 0x93, 0x42, 0x91, 0x0a, 0x0e, 0x55, 0x88, 0xfc, 0x6f, 0xf5, 0x6b, 0xb6, 0x3e, |
| 0x62, 0xec, 0xce, 0xcb, 0x14, 0x8f, 0x7d, 0x4e, 0xb0, 0x3e, 0xe5, 0x52, 0x60, 0x14, 0x15, 0x76, 0x7d, |
| 0x16, 0xa5, 0xc6, 0x63, 0xf7, 0x93, 0xe4, 0x91, 0x23, 0x26, 0x0b, 0x82, 0x97, 0xa7, 0xcd, 0x7e, 0x7c, |
| 0xfc, 0x7b, 0x31, 0x6b, 0x39, 0xd9, 0x8e, 0x90, 0xd2, 0x93, 0x77, 0x73, 0x8e, 0x82, |
| }; |
| |
| const uint8_t kDacPrivateKey[] = { |
| 0xaa, 0xb6, 0x00, 0xae, 0x8a, 0xe8, 0xaa, 0xb7, 0xd7, 0x36, 0x27, 0xc2, 0x17, 0xb7, 0xc2, 0x04, |
| 0x70, 0x9c, 0xa6, 0x94, 0x6a, 0xf5, 0xf2, 0xf7, 0x53, 0x08, 0x33, 0xa5, 0x2b, 0x44, 0xfb, 0xff, |
| }; |
| |
| // TODO: This should be moved to a method of P256Keypair |
| CHIP_ERROR LoadKeypairFromRaw(ByteSpan private_key, ByteSpan public_key, Crypto::P256Keypair & keypair) |
| { |
| Crypto::P256SerializedKeypair serialized_keypair; |
| ReturnErrorOnFailure(serialized_keypair.SetLength(private_key.size() + public_key.size())); |
| memcpy(serialized_keypair.Bytes(), public_key.data(), public_key.size()); |
| memcpy(serialized_keypair.Bytes() + public_key.size(), private_key.data(), private_key.size()); |
| return keypair.Deserialize(serialized_keypair); |
| } |
| |
| CHIP_ERROR FactoryDataProvider::Init() |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| |
| #if CONFIG_ENABLE_AMEBA_FACTORY_DATA |
| uint8_t buffer[2048]; // FactoryData won't overflow 2KB |
| uint16_t factorydata_len; |
| |
| FactoryDataDecoder decoder = FactoryDataDecoder::GetInstance(); |
| err = decoder.ReadFactoryData(buffer, &factorydata_len); |
| if (err != CHIP_NO_ERROR) |
| { |
| ChipLogError(DeviceLayer, "ReadFactoryData failed!"); |
| return err; |
| } |
| err = decoder.DecodeFactoryData(buffer, &mFactoryData, factorydata_len); |
| if (err != CHIP_NO_ERROR) |
| { |
| ChipLogError(DeviceLayer, "DecodeFactoryData failed!"); |
| return err; |
| } |
| |
| ChipLogProgress(DeviceLayer, "FactoryData of length: %d retrieved successfully", factorydata_len); |
| kReadFromFlash = true; |
| #endif // CONFIG_ENABLE_AMEBA_FACTORY_DATA |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetCertificationDeclaration(MutableByteSpan & outBuffer) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| ReturnErrorCodeIf(outBuffer.size() < mFactoryData.dac.cd.len, CHIP_ERROR_BUFFER_TOO_SMALL); |
| ReturnErrorCodeIf(!mFactoryData.dac.cd.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| |
| memcpy(outBuffer.data(), mFactoryData.dac.cd.value, mFactoryData.dac.cd.len); |
| |
| outBuffer.reduce_size(mFactoryData.dac.cd.len); |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| err = CopySpanToMutableSpan(ByteSpan(kCdForAllExamples), outBuffer); |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetFirmwareInformation(MutableByteSpan & out_firmware_info_buffer) |
| { |
| // TODO: We need a real example FirmwareInformation to be populated. |
| out_firmware_info_buffer.reduce_size(0); |
| |
| return CHIP_NO_ERROR; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetDeviceAttestationCert(MutableByteSpan & outBuffer) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| ReturnErrorCodeIf(outBuffer.size() < mFactoryData.dac.dac_cert.len, CHIP_ERROR_BUFFER_TOO_SMALL); |
| ReturnErrorCodeIf(!mFactoryData.dac.dac_cert.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| |
| memcpy(outBuffer.data(), mFactoryData.dac.dac_cert.value, mFactoryData.dac.dac_cert.len); |
| |
| outBuffer.reduce_size(mFactoryData.dac.dac_cert.len); |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| err = CopySpanToMutableSpan(ByteSpan(kDacCert), outBuffer); |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetProductAttestationIntermediateCert(MutableByteSpan & outBuffer) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| ReturnErrorCodeIf(outBuffer.size() < mFactoryData.dac.pai_cert.len, CHIP_ERROR_BUFFER_TOO_SMALL); |
| ReturnErrorCodeIf(!mFactoryData.dac.pai_cert.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| |
| memcpy(outBuffer.data(), mFactoryData.dac.pai_cert.value, mFactoryData.dac.pai_cert.len); |
| |
| outBuffer.reduce_size(mFactoryData.dac.pai_cert.len); |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| err = CopySpanToMutableSpan(ByteSpan{ kPaiCert }, outBuffer); |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::SignWithDeviceAttestationKey(const ByteSpan & messageToSign, MutableByteSpan & outSignBuffer) |
| { |
| Crypto::P256ECDSASignature signature; |
| Crypto::P256Keypair keypair; |
| |
| VerifyOrReturnError(!outSignBuffer.empty(), CHIP_ERROR_INVALID_ARGUMENT); |
| VerifyOrReturnError(!messageToSign.empty(), CHIP_ERROR_INVALID_ARGUMENT); |
| VerifyOrReturnError(outSignBuffer.size() >= signature.Capacity(), CHIP_ERROR_BUFFER_TOO_SMALL); |
| |
| if (kReadFromFlash) |
| { |
| #if CONFIG_ENABLE_AMEBA_CRYPTO |
| ReturnErrorCodeIf(!mFactoryData.dac.dac_cert.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| // Extract public key from DAC cert. |
| ByteSpan dacCertSpan{ reinterpret_cast<uint8_t *>(mFactoryData.dac.dac_cert.value), mFactoryData.dac.dac_cert.len }; |
| chip::Crypto::P256PublicKey dacPublicKey; |
| |
| ReturnErrorOnFailure(chip::Crypto::ExtractPubkeyFromX509Cert(dacCertSpan, dacPublicKey)); |
| |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| FactoryDataDecoder decoder = FactoryDataDecoder::GetInstance(); |
| err = decoder.GetSign(dacPublicKey.Bytes(), dacPublicKey.Length(), messageToSign.data(), messageToSign.size(), |
| signature.Bytes()); |
| #else |
| ReturnErrorCodeIf(!mFactoryData.dac.dac_cert.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| ReturnErrorCodeIf(!mFactoryData.dac.dac_key.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| // Extract public key from DAC cert. |
| ByteSpan dacCertSpan{ reinterpret_cast<uint8_t *>(mFactoryData.dac.dac_cert.value), mFactoryData.dac.dac_cert.len }; |
| chip::Crypto::P256PublicKey dacPublicKey; |
| |
| ReturnErrorOnFailure(chip::Crypto::ExtractPubkeyFromX509Cert(dacCertSpan, dacPublicKey)); |
| |
| ReturnErrorOnFailure( |
| LoadKeypairFromRaw(ByteSpan(reinterpret_cast<uint8_t *>(mFactoryData.dac.dac_key.value), mFactoryData.dac.dac_key.len), |
| ByteSpan(dacPublicKey.Bytes(), dacPublicKey.Length()), keypair)); |
| #endif |
| } |
| else |
| { |
| ReturnErrorOnFailure(LoadKeypairFromRaw(ByteSpan(kDacPrivateKey), ByteSpan(kDacPublicKey), keypair)); |
| } |
| #if CONFIG_ENABLE_AMEBA_CRYPTO |
| VerifyOrReturnError(signature.SetLength(chip::Crypto::kP256_ECDSA_Signature_Length_Raw) == CHIP_NO_ERROR, CHIP_ERROR_INTERNAL); |
| return CopySpanToMutableSpan(ByteSpan{ signature.ConstBytes(), signature.Length() }, outSignBuffer); |
| #else |
| ReturnErrorOnFailure(keypair.ECDSA_sign_msg(messageToSign.data(), messageToSign.size(), signature)); |
| return CopySpanToMutableSpan(ByteSpan{ signature.ConstBytes(), signature.Length() }, outSignBuffer); |
| #endif |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetSetupDiscriminator(uint16_t & setupDiscriminator) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| setupDiscriminator = mFactoryData.cdata.discriminator; |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| #if defined(CHIP_DEVICE_CONFIG_USE_TEST_SETUP_DISCRIMINATOR) && CHIP_DEVICE_CONFIG_USE_TEST_SETUP_DISCRIMINATOR |
| uint32_t val; |
| val = CHIP_DEVICE_CONFIG_USE_TEST_SETUP_DISCRIMINATOR; |
| setupDiscriminator = static_cast<uint16_t>(val); |
| err = CHIP_NO_ERROR; |
| #endif // defined(CHIP_DEVICE_CONFIG_USE_TEST_SETUP_DISCRIMINATOR) && CHIP_DEVICE_CONFIG_USE_TEST_SETUP_DISCRIMINATOR |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::SetSetupDiscriminator(uint16_t setupDiscriminator) |
| { |
| return CHIP_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetSpake2pIterationCount(uint32_t & iterationCount) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| ReturnErrorCodeIf(mFactoryData.cdata.spake2_it == 0, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| iterationCount = mFactoryData.cdata.spake2_it; |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| #if defined(CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_ITERATION_COUNT) && CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_ITERATION_COUNT |
| iterationCount = CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_ITERATION_COUNT; |
| err = CHIP_NO_ERROR; |
| #endif // defined(CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_ITERATION_COUNT) && CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_ITERATION_COUNT |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetSpake2pSalt(MutableByteSpan & saltBuf) |
| { |
| static constexpr size_t kSpake2pSalt_MaxBase64Len = BASE64_ENCODED_LEN(chip::Crypto::kSpake2p_Max_PBKDF_Salt_Length) + 1; |
| |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| char saltB64[kSpake2pSalt_MaxBase64Len] = { 0 }; |
| size_t saltB64Len = 0; |
| |
| if (kReadFromFlash) |
| { |
| saltB64Len = mFactoryData.cdata.spake2_salt.len; |
| ReturnErrorCodeIf(saltB64Len > sizeof(saltB64), CHIP_ERROR_BUFFER_TOO_SMALL); |
| memcpy(saltB64, mFactoryData.cdata.spake2_salt.value, saltB64Len); |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| #if defined(CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_SALT) |
| saltB64Len = strlen(CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_SALT); |
| ReturnErrorCodeIf(saltB64Len > sizeof(saltB64), CHIP_ERROR_BUFFER_TOO_SMALL); |
| memcpy(saltB64, CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_SALT, saltB64Len); |
| err = CHIP_NO_ERROR; |
| #endif // defined(CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_SALT) |
| } |
| |
| ReturnErrorOnFailure(err); |
| size_t saltLen = chip::Base64Decode32(saltB64, saltB64Len, reinterpret_cast<uint8_t *>(saltB64)); |
| |
| ReturnErrorCodeIf(saltLen > saltBuf.size(), CHIP_ERROR_BUFFER_TOO_SMALL); |
| memcpy(saltBuf.data(), saltB64, saltLen); |
| saltBuf.reduce_size(saltLen); |
| |
| return CHIP_NO_ERROR; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetSpake2pVerifier(MutableByteSpan & verifierBuf, size_t & verifierLen) |
| { |
| static constexpr size_t kSpake2pSerializedVerifier_MaxBase64Len = |
| BASE64_ENCODED_LEN(chip::Crypto::kSpake2p_VerifierSerialized_Length) + 1; |
| |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| char verifierB64[kSpake2pSerializedVerifier_MaxBase64Len] = { 0 }; |
| size_t verifierB64Len = 0; |
| |
| if (kReadFromFlash) |
| { |
| verifierB64Len = mFactoryData.cdata.spake2_verifier.len; |
| ReturnErrorCodeIf(verifierB64Len > sizeof(verifierB64), CHIP_ERROR_BUFFER_TOO_SMALL); |
| memcpy(verifierB64, mFactoryData.cdata.spake2_verifier.value, verifierB64Len); |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| #if defined(CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_VERIFIER) |
| verifierB64Len = strlen(CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_VERIFIER); |
| ReturnErrorCodeIf(verifierB64Len > sizeof(verifierB64), CHIP_ERROR_BUFFER_TOO_SMALL); |
| memcpy(verifierB64, CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_VERIFIER, verifierB64Len); |
| err = CHIP_NO_ERROR; |
| #endif // defined(CHIP_DEVICE_CONFIG_USE_TEST_SPAKE2P_VERIFIER) |
| } |
| |
| ReturnErrorOnFailure(err); |
| verifierLen = chip::Base64Decode32(verifierB64, verifierB64Len, reinterpret_cast<uint8_t *>(verifierB64)); |
| ReturnErrorCodeIf(verifierLen > verifierBuf.size(), CHIP_ERROR_BUFFER_TOO_SMALL); |
| memcpy(verifierBuf.data(), verifierB64, verifierLen); |
| verifierBuf.reduce_size(verifierLen); |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetSetupPasscode(uint32_t & setupPasscode) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| ReturnErrorCodeIf(mFactoryData.cdata.passcode == 0, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| setupPasscode = mFactoryData.cdata.passcode; |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| #if defined(CHIP_DEVICE_CONFIG_USE_TEST_SETUP_PIN_CODE) && CHIP_DEVICE_CONFIG_USE_TEST_SETUP_PIN_CODE |
| setupPasscode = CHIP_DEVICE_CONFIG_USE_TEST_SETUP_PIN_CODE; |
| err = CHIP_NO_ERROR; |
| #endif // defined(CHIP_DEVICE_CONFIG_USE_TEST_SETUP_PIN_CODE) && CHIP_DEVICE_CONFIG_USE_TEST_SETUP_PIN_CODE |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::SetSetupPasscode(uint32_t setupPasscode) |
| { |
| return CHIP_ERROR_NOT_IMPLEMENTED; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetVendorName(char * buf, size_t bufSize) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| ReturnErrorCodeIf(bufSize < mFactoryData.dii.vendor_name.len + 1, CHIP_ERROR_BUFFER_TOO_SMALL); |
| ReturnErrorCodeIf(!mFactoryData.dii.vendor_name.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| memcpy(buf, mFactoryData.dii.vendor_name.value, mFactoryData.dii.vendor_name.len); |
| buf[mFactoryData.dii.vendor_name.len] = 0; |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| ReturnErrorCodeIf(bufSize < sizeof(CHIP_DEVICE_CONFIG_DEVICE_VENDOR_NAME), CHIP_ERROR_BUFFER_TOO_SMALL); |
| strcpy(buf, CHIP_DEVICE_CONFIG_DEVICE_VENDOR_NAME); |
| err = CHIP_NO_ERROR; |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetVendorId(uint16_t & vendorId) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| vendorId = mFactoryData.dii.vendor_id; |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| vendorId = static_cast<uint16_t>(CHIP_DEVICE_CONFIG_DEVICE_VENDOR_ID); |
| err = CHIP_NO_ERROR; |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetProductName(char * buf, size_t bufSize) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| ReturnErrorCodeIf(bufSize < mFactoryData.dii.product_name.len + 1, CHIP_ERROR_BUFFER_TOO_SMALL); |
| ReturnErrorCodeIf(!mFactoryData.dii.product_name.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| memcpy(buf, mFactoryData.dii.product_name.value, mFactoryData.dii.product_name.len); |
| buf[mFactoryData.dii.product_name.len] = 0; |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| ReturnErrorCodeIf(bufSize < sizeof(CHIP_DEVICE_CONFIG_DEVICE_PRODUCT_NAME), CHIP_ERROR_BUFFER_TOO_SMALL); |
| strcpy(buf, CHIP_DEVICE_CONFIG_DEVICE_PRODUCT_NAME); |
| err = CHIP_NO_ERROR; |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetProductId(uint16_t & productId) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| productId = mFactoryData.dii.product_id; |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| productId = static_cast<uint16_t>(CHIP_DEVICE_CONFIG_DEVICE_PRODUCT_ID); |
| err = CHIP_NO_ERROR; |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetPartNumber(char * buf, size_t bufSize) |
| { |
| return CHIP_ERROR_UNSUPPORTED_CHIP_FEATURE; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetProductURL(char * buf, size_t bufSize) |
| { |
| return CHIP_ERROR_UNSUPPORTED_CHIP_FEATURE; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetProductLabel(char * buf, size_t bufSize) |
| { |
| return CHIP_ERROR_UNSUPPORTED_CHIP_FEATURE; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetSerialNumber(char * buf, size_t bufSize) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| size_t serialNumLen = 0; // without counting null-terminator |
| |
| if (kReadFromFlash) |
| { |
| ReturnErrorCodeIf(bufSize < mFactoryData.dii.serial_num.len + 1, CHIP_ERROR_BUFFER_TOO_SMALL); |
| ReturnErrorCodeIf(!mFactoryData.dii.serial_num.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| memcpy(buf, mFactoryData.dii.serial_num.value, mFactoryData.dii.serial_num.len); |
| buf[mFactoryData.dii.serial_num.len] = 0; |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| #ifdef CHIP_DEVICE_CONFIG_TEST_SERIAL_NUMBER |
| if (CHIP_DEVICE_CONFIG_TEST_SERIAL_NUMBER[0] != 0) |
| { |
| ReturnErrorCodeIf(sizeof(CHIP_DEVICE_CONFIG_TEST_SERIAL_NUMBER) > bufSize, CHIP_ERROR_BUFFER_TOO_SMALL); |
| memcpy(buf, CHIP_DEVICE_CONFIG_TEST_SERIAL_NUMBER, sizeof(CHIP_DEVICE_CONFIG_TEST_SERIAL_NUMBER)); |
| serialNumLen = sizeof(CHIP_DEVICE_CONFIG_TEST_SERIAL_NUMBER) - 1; |
| err = CHIP_NO_ERROR; |
| } |
| #endif // CHIP_DEVICE_CONFIG_TEST_SERIAL_NUMBER |
| |
| ReturnErrorCodeIf(serialNumLen >= bufSize, CHIP_ERROR_BUFFER_TOO_SMALL); |
| ReturnErrorCodeIf(buf[serialNumLen] != 0, CHIP_ERROR_INVALID_STRING_LENGTH); |
| |
| err = CHIP_NO_ERROR; |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetManufacturingDate(uint16_t & year, uint8_t & month, uint8_t & day) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| enum |
| { |
| kDateStringLength = 10 // YYYY-MM-DD |
| }; |
| |
| if (kReadFromFlash) |
| { |
| char * parseEnd; |
| size_t dateLen; |
| dateLen = mFactoryData.dii.mfg_date.len; |
| VerifyOrExit(dateLen == kDateStringLength, err = CHIP_ERROR_INVALID_ARGUMENT); |
| |
| // Cast does not lose information, because we then check that we only parsed |
| // 4 digits, so our number can't be bigger than 9999. |
| year = static_cast<uint16_t>(strtoul((char *) mFactoryData.dii.mfg_date.value, &parseEnd, 10)); |
| VerifyOrExit(parseEnd == (char *) mFactoryData.dii.mfg_date.value + 4, err = CHIP_ERROR_INVALID_ARGUMENT); |
| |
| // Cast does not lose information, because we then check that we only parsed |
| // 2 digits, so our number can't be bigger than 99. |
| month = static_cast<uint8_t>(strtoul((char *) mFactoryData.dii.mfg_date.value + 5, &parseEnd, 10)); |
| VerifyOrExit(parseEnd == (char *) mFactoryData.dii.mfg_date.value + 7, err = CHIP_ERROR_INVALID_ARGUMENT); |
| |
| // Cast does not lose information, because we then check that we only parsed |
| // 2 digits, so our number can't be bigger than 99. |
| day = static_cast<uint8_t>(strtoul((char *) mFactoryData.dii.mfg_date.value + 8, &parseEnd, 10)); |
| VerifyOrExit(parseEnd == (char *) mFactoryData.dii.mfg_date.value + 10, err = CHIP_ERROR_INVALID_ARGUMENT); |
| |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| err = CHIP_ERROR_UNSUPPORTED_CHIP_FEATURE; |
| } |
| |
| exit: |
| if (err != CHIP_NO_ERROR && err != CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND && err != CHIP_ERROR_UNSUPPORTED_CHIP_FEATURE) |
| { |
| ChipLogError(DeviceLayer, "Invalid manufacturing date: %s", mFactoryData.dii.mfg_date.value); |
| } |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetHardwareVersion(uint16_t & hardwareVersion) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| hardwareVersion = mFactoryData.dii.hw_ver; |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| err = CHIP_ERROR_UNSUPPORTED_CHIP_FEATURE; |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetHardwareVersionString(char * buf, size_t bufSize) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| ReturnErrorCodeIf(bufSize < mFactoryData.dii.hw_ver_string.len + 1, CHIP_ERROR_BUFFER_TOO_SMALL); |
| ReturnErrorCodeIf(!mFactoryData.dii.hw_ver_string.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| memcpy(buf, mFactoryData.dii.hw_ver_string.value, mFactoryData.dii.hw_ver_string.len); |
| buf[mFactoryData.dii.hw_ver_string.len] = 0; |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| ReturnErrorCodeIf(bufSize < sizeof(CHIP_DEVICE_CONFIG_DEFAULT_DEVICE_HARDWARE_VERSION_STRING), CHIP_ERROR_BUFFER_TOO_SMALL); |
| strcpy(buf, CHIP_DEVICE_CONFIG_DEFAULT_DEVICE_HARDWARE_VERSION_STRING); |
| err = CHIP_NO_ERROR; |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetRotatingDeviceIdUniqueId(MutableByteSpan & uniqueIdSpan) |
| { |
| CHIP_ERROR err = CHIP_DEVICE_ERROR_CONFIG_NOT_FOUND; |
| |
| if (kReadFromFlash) |
| { |
| ReturnErrorCodeIf(uniqueIdSpan.size() < mFactoryData.dii.rd_id_uid.len, CHIP_ERROR_BUFFER_TOO_SMALL); |
| ReturnErrorCodeIf(!mFactoryData.dii.rd_id_uid.value, CHIP_ERROR_PERSISTED_STORAGE_VALUE_NOT_FOUND); |
| memcpy(uniqueIdSpan.data(), mFactoryData.dii.rd_id_uid.value, mFactoryData.dii.rd_id_uid.len); |
| err = CHIP_NO_ERROR; |
| } |
| else |
| { |
| err = CHIP_ERROR_WRONG_KEY_TYPE; |
| #if CHIP_ENABLE_ROTATING_DEVICE_ID && defined(CHIP_DEVICE_CONFIG_ROTATING_DEVICE_ID_UNIQUE_ID) |
| static_assert(ConfigurationManager::kRotatingDeviceIDUniqueIDLength >= |
| ConfigurationManager::kMinRotatingDeviceIDUniqueIDLength, |
| "Length of unique ID for rotating device ID is smaller than minimum."); |
| constexpr uint8_t uniqueId[] = CHIP_DEVICE_CONFIG_ROTATING_DEVICE_ID_UNIQUE_ID; |
| |
| ReturnErrorCodeIf(sizeof(uniqueId) > uniqueIdSpan.size(), CHIP_ERROR_BUFFER_TOO_SMALL); |
| ReturnErrorCodeIf(sizeof(uniqueId) != ConfigurationManager::kRotatingDeviceIDUniqueIDLength, CHIP_ERROR_BUFFER_TOO_SMALL); |
| memcpy(uniqueIdSpan.data(), uniqueId, sizeof(uniqueId)); |
| uniqueIdSpan.reduce_size(sizeof(uniqueId)); |
| err = CHIP_NO_ERROR; |
| #endif |
| } |
| |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetProductFinish(ProductFinishEnum * finish) |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| *finish = ProductFinishEnum::kOther; |
| return err; |
| } |
| |
| CHIP_ERROR FactoryDataProvider::GetProductPrimaryColor(ColorEnum * primaryColor) |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| *primaryColor = ColorEnum::kBlack; |
| return err; |
| } |
| |
| } // namespace DeviceLayer |
| } // namespace chip |
