3 * Copyright (c) 2020 Project CHIP Authors
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
20 * Utilities for accessing persisted device configuration on
21 * platforms based on the Qorvo QPG6100 SDK.
26 #include <platform/internal/CHIPDeviceLayerInternal.h>
34 namespace DeviceLayer {
37 /* Base for the category calculation when determining the key IDs */
38 #define CATEGORY_BASE 0x01
40 constexpr inline uint16_t QorvoConfigKey(uint8_t categoryId, uint8_t id)
42 return static_cast<uint16_t>(((categoryId) << 6) | (id & 0x3F));
46 * This implementation uses the Qorvo NVM component as the underlying storage layer.
48 * NOTE: This class is designed to be mixed-in to the concrete subclass of the
49 * GenericConfigurationManagerImpl<> template. When used this way, the class
50 * naturally provides implementations for the delegated members referenced by
51 * the template class (e.g. the ReadConfigValue() method).
56 // Category ids used by the CHIP Device Layer
57 static constexpr uint8_t kFileId_ChipFactory = CATEGORY_BASE; /**< Category containing persistent config values set at
58 * manufacturing time. Retained during factory reset. */
59 static constexpr uint8_t kFileId_ChipConfig = CATEGORY_BASE + 1; /**< Catyegory containing dynamic config values set at runtime.
60 * Cleared during factory reset. */
61 static constexpr uint8_t kFileId_ChipCounter = CATEGORY_BASE + 2; /**< Category containing dynamic counter values set at
62 * runtime. Retained during factory reset. */
66 // Key definitions for well-known configuration values.
67 static constexpr Key kConfigKey_SerialNum = QorvoConfigKey(kFileId_ChipFactory, 0x00);
68 static constexpr Key kConfigKey_MfrDeviceId = QorvoConfigKey(kFileId_ChipFactory, 0x01);
69 static constexpr Key kConfigKey_MfrDeviceCert = QorvoConfigKey(kFileId_ChipFactory, 0x02);
70 static constexpr Key kConfigKey_MfrDevicePrivateKey = QorvoConfigKey(kFileId_ChipFactory, 0x03);
71 static constexpr Key kConfigKey_ManufacturingDate = QorvoConfigKey(kFileId_ChipFactory, 0x04);
72 static constexpr Key kConfigKey_SetupPinCode = QorvoConfigKey(kFileId_ChipFactory, 0x05);
73 static constexpr Key kConfigKey_MfrDeviceICACerts = QorvoConfigKey(kFileId_ChipFactory, 0x06);
74 static constexpr Key kConfigKey_SetupDiscriminator = QorvoConfigKey(kFileId_ChipFactory, 0x07);
76 static constexpr Key kConfigKey_FabricId = QorvoConfigKey(kFileId_ChipConfig, 0x00);
77 static constexpr Key kConfigKey_ServiceConfig = QorvoConfigKey(kFileId_ChipConfig, 0x01);
78 static constexpr Key kConfigKey_PairedAccountId = QorvoConfigKey(kFileId_ChipConfig, 0x02);
79 static constexpr Key kConfigKey_ServiceId = QorvoConfigKey(kFileId_ChipConfig, 0x03);
80 static constexpr Key kConfigKey_FabricSecret = QorvoConfigKey(kFileId_ChipConfig, 0x04);
81 static constexpr Key kConfigKey_LastUsedEpochKeyId = QorvoConfigKey(kFileId_ChipConfig, 0x05);
82 static constexpr Key kConfigKey_FailSafeArmed = QorvoConfigKey(kFileId_ChipConfig, 0x06);
83 static constexpr Key kConfigKey_GroupKey = QorvoConfigKey(kFileId_ChipConfig, 0x07);
84 static constexpr Key kConfigKey_ProductRevision = QorvoConfigKey(kFileId_ChipConfig, 0x08);
85 static constexpr Key kConfigKey_OperationalDeviceId = QorvoConfigKey(kFileId_ChipConfig, 0x09);
86 static constexpr Key kConfigKey_OperationalDeviceCert = QorvoConfigKey(kFileId_ChipConfig, 0x0A);
87 static constexpr Key kConfigKey_OperationalDeviceICACerts = QorvoConfigKey(kFileId_ChipConfig, 0x0B);
88 static constexpr Key kConfigKey_OperationalDevicePrivateKey = QorvoConfigKey(kFileId_ChipConfig, 0x0C);
90 static constexpr Key kConfigKey_GroupKeyBase = QorvoConfigKey(kFileId_ChipConfig, 0x0D);
91 static constexpr Key kConfigKey_GroupKeyMax = QorvoConfigKey(kFileId_ChipConfig, 0x1C); // Allows 16 Group Keys to be created.
93 static constexpr Key kConfigKey_CounterKeyBase = QorvoConfigKey(kFileId_ChipCounter, 0x00);
94 static constexpr Key kConfigKey_CounterKeyMax =
95 QorvoConfigKey(kFileId_ChipCounter, 0x1F); // Allows 32 Counter Keys to be created.
97 // Set key id limits for each group.
98 static constexpr Key kMinConfigKey_ChipFactory = kConfigKey_SerialNum;
99 static constexpr Key kMaxConfigKey_ChipFactory = kConfigKey_SetupDiscriminator;
100 static constexpr Key kMinConfigKey_ChipConfig = kConfigKey_FabricId;
101 static constexpr Key kMaxConfigKey_ChipConfig = kConfigKey_GroupKeyMax;
102 static constexpr Key kMinConfigKey_ChipCounter = kConfigKey_CounterKeyBase;
103 static constexpr Key kMaxConfigKey_ChipCounter = kConfigKey_CounterKeyMax; // Allows 32 Counters to be created.
105 static CHIP_ERROR Init(void);
107 // Configuration methods used by the GenericConfigurationManagerImpl<> template.
108 static uint16_t GetSettingsMaxValueLength(uint16_t Key);
109 static CHIP_ERROR ReadConfigValue(Key key, bool & val);
110 static CHIP_ERROR ReadConfigValue(Key key, uint32_t & val);
111 static CHIP_ERROR ReadConfigValue(Key key, uint64_t & val);
112 static CHIP_ERROR ReadConfigValueStr(Key key, char * buf, size_t bufSize, size_t & outLen);
113 static CHIP_ERROR ReadConfigValueBin(Key key, uint8_t * buf, size_t bufSize, size_t & outLen);
114 static CHIP_ERROR WriteConfigValue(Key key, bool val);
115 static CHIP_ERROR WriteConfigValue(Key key, uint32_t val);
116 static CHIP_ERROR WriteConfigValue(Key key, uint64_t val);
117 static CHIP_ERROR WriteConfigValueStr(Key key, const char * str);
118 static CHIP_ERROR WriteConfigValueStr(Key key, const char * str, size_t strLen);
119 static CHIP_ERROR WriteConfigValueBin(Key key, const uint8_t * data, size_t dataLen);
120 static CHIP_ERROR ClearConfigValue(Key key);
121 static bool ConfigValueExists(Key key);
122 static CHIP_ERROR FactoryResetConfig(void);
124 static void RunConfigUnitTest(void);
127 using ForEachRecordFunct = std::function<CHIP_ERROR(const Key & key, const size_t & length)>;
128 static CHIP_ERROR ForEachRecord(uint16_t fileId, uint16_t recordKey, bool addNewRecord, ForEachRecordFunct funct);
129 static CHIP_ERROR MapNVMError(qvStatus_t status);
134 } // namespace Internal
135 } // namespace DeviceLayer