harmony 鸿蒙asset_type.h

2025-06-12
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asset_type.h

Overview

Defines the enums, structs, and error codes used in the asset store service (ASSET).

Library: libasset_ndk.z.so

System capability: SystemCapability.Security.Asset

Since: 11

Related module: AssetType

Summary

Structs

Name	Description
struct Asset_Blob	Defines a binary array, that is, an array of bytes with variable length.
union Asset_Value	Represents the value of an asset attribute.
struct Asset_Attr	Represents an asset attribute in the form of a key-value (KV) pair.
struct Asset_Result	Represents the query result of an asset.
struct Asset_ResultSet	Represents the query result of multiple assets.

Macros

Name	Description
ASSET_TAG_TYPE_MASK (0xF << 28)	Defines the mask used to obtain the key type of an asset attribute.

Enums

Name	Description
Asset_TagType { ASSET_TYPE_BOOL = 0x1 << 28, ASSET_TYPE_NUMBER = 0x2 << 28, ASSET_TYPE_BYTES = 0x3 << 28 }	Enumerates the tag types of asset attributes.
Asset_Tag { ASSET_TAG_SECRET = ASSET_TYPE_BYTES \|0x01, ASSET_TAG_ALIAS = ASSET_TYPE_BYTES \|0x02, ASSET_TAG_ACCESSIBILITY = ASSET_TYPE_NUMBER \|0x03, ASSET_TAG_REQUIRE_PASSWORD_SET = ASSET_TYPE_BOOL \|0x04, ASSET_TAG_AUTH_TYPE = ASSET_TYPE_NUMBER \|0x05, ASSET_TAG_AUTH_VALIDITY_PERIOD = ASSET_TYPE_NUMBER \|0x06, ASSET_TAG_AUTH_CHALLENGE = ASSET_TYPE_BYTES \|0x07, ASSET_TAG_AUTH_TOKEN = ASSET_TYPE_BYTES \|0x08, ASSET_TAG_SYNC_TYPE = ASSET_TYPE_NUMBER \|0x10, ASSET_TAG_IS_PERSISTENT = ASSET_TYPE_BOOL \|0x11, ASSET_TAG_DATA_LABEL_CRITICAL_1 = ASSET_TYPE_BYTES \|0x20, ASSET_TAG_DATA_LABEL_CRITICAL_2 = ASSET_TYPE_BYTES \|0x21, ASSET_TAG_DATA_LABEL_CRITICAL_3 = ASSET_TYPE_BYTES \|0x22, ASSET_TAG_DATA_LABEL_CRITICAL_4 = ASSET_TYPE_BYTES \|0x23, ASSET_TAG_DATA_LABEL_NORMAL_1 = ASSET_TYPE_BYTES \|0x30, ASSET_TAG_DATA_LABEL_NORMAL_2 = ASSET_TYPE_BYTES \|0x31, ASSET_TAG_DATA_LABEL_NORMAL_3 = ASSET_TYPE_BYTES \|0x32, ASSET_TAG_DATA_LABEL_NORMAL_4 = ASSET_TYPE_BYTES \|0x33, ASSET_TAG_DATA_LABEL_NORMAL_LOCAL_1¹²⁺ = ASSET_TYPE_BYTES \|0x34, ASSET_TAG_DATA_LABEL_NORMAL_LOCAL_2¹²⁺ = ASSET_TYPE_BYTES \|0x35, ASSET_TAG_DATA_LABEL_NORMAL_LOCAL_3¹²⁺ = ASSET_TYPE_BYTES \|0x36, ASSET_TAG_DATA_LABEL_NORMAL_LOCAL_4¹²⁺ = ASSET_TYPE_BYTES \|0x37, ASSET_TAG_RETURN_TYPE = ASSET_TYPE_NUMBER \|0x40, ASSET_TAG_RETURN_LIMIT = ASSET_TYPE_NUMBER \|0x41, ASSET_TAG_RETURN_OFFSET = ASSET_TYPE_NUMBER \|0x42, ASSET_TAG_RETURN_ORDERED_BY = ASSET_TYPE_NUMBER \|0x43, ASSET_TAG_CONFLICT_RESOLUTION = ASSET_TYPE_NUMBER \|0x44, ASSET_TAG_UPDATE_TIME¹²⁺ = ASSET_TYPE_BYTES \|0x45, ASSET_TAG_OPERATION_TYPE¹²⁺ = ASSET_TYPE_NUMBER \|0x46, ASSET_TAG_REQUIRE_ATTR_ENCRYPTED¹⁴⁺ = ASSET_TYPE_BOOL \|0x47, ASSET_TAG_GROUP_ID¹⁸⁺ = ASSET_TYPE_BYTES \|0x48, }	Enumerates the tags of asset attributes.
Asset_ResultCode { ASSET_SUCCESS = 0, ASSET_PERMISSION_DENIED = 201, ASSET_INVALID_ARGUMENT = 401, ASSET_SERVICE_UNAVAILABLE = 24000001, ASSET_NOT_FOUND = 24000002, ASSET_DUPLICATED = 24000003, ASSET_ACCESS_DENIED = 24000004, ASSET_STATUS_MISMATCH = 24000005, ASSET_OUT_OF_MEMORY = 24000006, ASSET_DATA_CORRUPTED = 24000007, ASSET_DATABASE_ERROR = 24000008, ASSET_CRYPTO_ERROR = 24000009, ASSET_IPC_ERROR = 24000010, ASSET_BMS_ERROR = 24000011, ASSET_ACCOUNT_ERROR = 24000012, ASSET_ACCESS_TOKEN_ERROR = 24000013, ASSET_FILE_OPERATION_ERROR = 24000014, ASSET_GET_SYSTEM_TIME_ERROR = 24000015, ASSET_LIMIT_EXCEEDED = 24000016, ASSET_UNSUPPORTED = 24000017 }	Enumerates the result codes returned by ASSET functions.
Asset_Accessibility { ASSET_ACCESSIBILITY_DEVICE_POWERED_ON = 0, ASSET_ACCESSIBILITY_DEVICE_FIRST_UNLOCKED = 1, ASSET_ACCESSIBILITY_DEVICE_UNLOCKED = 2 }	Enumerates the types of access control based on the lock screen status.
Asset_AuthType { ASSET_AUTH_TYPE_NONE = 0x00, ASSET_AUTH_TYPE_ANY = 0xFF }	Enumerates the user authentication types supported by assets.
Asset_SyncType { ASSET_SYNC_TYPE_NEVER = 0, ASSET_SYNC_TYPE_THIS_DEVICE = 1 << 0, ASSET_SYNC_TYPE_TRUSTED_DEVICE = 1 << 1, ASSET_SYNC_TYPE_TRUSTED_ACCOUNT¹²⁺ = 1 << 2 }	Enumerates the sync types supported by assets.
Asset_ConflictResolution { ASSET_CONFLICT_OVERWRITE = 0, ASSET_CONFLICT_THROW_ERROR = 1 }	Enumerates the policies for resolving the conflict (for example, a duplicate alias).
Asset_ReturnType { ASSET_RETURN_ALL = 0, ASSET_RETURN_ATTRIBUTES = 1 }	Enumerates the types of the asset query result to return.
Asset_OperationType¹²⁺ { ASSET_NEED_SYNC = 0, ASSET_NEED_LOGOUT = 1 }	Enumerates the additional asset operation types.

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