WINBIO_STORAGE_INTERFACE structure (winbio_adapter.h)
The WINBIO_STORAGE_INTERFACE structure contains pointers to your custom storage adapter functions. The Windows Biometric Framework uses this structure to locate the functions.
Syntax
typedef struct _WINBIO_STORAGE_INTERFACE {
WINBIO_ADAPTER_INTERFACE_VERSION Version;
WINBIO_ADAPTER_TYPE Type;
SIZE_T Size;
GUID AdapterId;
PIBIO_STORAGE_ATTACH_FN Attach;
PIBIO_STORAGE_DETACH_FN Detach;
PIBIO_STORAGE_CLEAR_CONTEXT_FN ClearContext;
PIBIO_STORAGE_CREATE_DATABASE_FN CreateDatabase;
PIBIO_STORAGE_ERASE_DATABASE_FN EraseDatabase;
PIBIO_STORAGE_OPEN_DATABASE_FN OpenDatabase;
PIBIO_STORAGE_CLOSE_DATABASE_FN CloseDatabase;
PIBIO_STORAGE_GET_DATA_FORMAT_FN GetDataFormat;
PIBIO_STORAGE_GET_DATABASE_SIZE_FN GetDatabaseSize;
PIBIO_STORAGE_ADD_RECORD_FN AddRecord;
PIBIO_STORAGE_DELETE_RECORD_FN DeleteRecord;
PIBIO_STORAGE_QUERY_BY_SUBJECT_FN QueryBySubject;
PIBIO_STORAGE_QUERY_BY_CONTENT_FN QueryByContent;
PIBIO_STORAGE_GET_RECORD_COUNT_FN GetRecordCount;
PIBIO_STORAGE_FIRST_RECORD_FN FirstRecord;
PIBIO_STORAGE_NEXT_RECORD_FN NextRecord;
PIBIO_STORAGE_GET_CURRENT_RECORD_FN GetCurrentRecord;
PIBIO_STORAGE_CONTROL_UNIT_FN ControlUnit;
PIBIO_STORAGE_CONTROL_UNIT_PRIVILEGED_FN ControlUnitPrivileged;
PIBIO_STORAGE_NOTIFY_POWER_CHANGE_FN NotifyPowerChange;
PIBIO_STORAGE_PIPELINE_INIT_FN PipelineInit;
PIBIO_STORAGE_PIPELINE_CLEANUP_FN PipelineCleanup;
PIBIO_STORAGE_ACTIVATE_FN Activate;
PIBIO_STORAGE_DEACTIVATE_FN Deactivate;
PIBIO_STORAGE_QUERY_EXTENDED_INFO_FN QueryExtendedInfo;
PIBIO_STORAGE_NOTIFY_DATABASE_CHANGE_FN NotifyDatabaseChange;
PIBIO_STORAGE_RESERVED_1_FN Reserved1;
PIBIO_STORAGE_RESERVED_2_FN Reserved2;
PIBIO_STORAGE_UPDATE_RECORD_BEGIN_FN UpdateRecordBegin;
PIBIO_STORAGE_UPDATE_RECORD_COMMIT_FN UpdateRecordCommit;
} *PWINBIO_STORAGE_INTERFACE, WINBIO_STORAGE_INTERFACE;
Members
Version
Version number of this structure.
Windows 10: The version number must be WINBIO_STORAGE_INTERFACE_VERSION_3.
Windows Server 2012 R2, Windows 8.1, Windows Server 2012 and Windows 8: The version number must be WINBIO_STORAGE_INTERFACE_VERSION_2.
Windows Server 2008 R2 and Windows 7: The version number must be WINBIO_STORAGE_INTERFACE_VERSION_1.
Type
The type of adapter. This must be WINBIO_ADAPTER_TYPE_STORAGE.
Size
The size, in bytes, of this structure. Set this value to the size of the WINBIO_STORAGE_INTERFACE structure.
AdapterId
A GUID that uniquely identifies the storage adapter. You must generate this value.
Attach
A pointer to your implementation of the StorageAdapterAttach function.
Detach
A pointer to your implementation of the StorageAdapterDetach function.
ClearContext
A pointer to your implementation of the StorageAdapterClearContext function.
CreateDatabase
A pointer to your implementation of the StorageAdapterCreateDatabase function.
EraseDatabase
A pointer to your implementation of the StorageAdapterEraseDatabase function.
OpenDatabase
A pointer to your implementation of the StorageAdapterOpenDatabase function.
CloseDatabase
A pointer to your implementation of the StorageAdapterCloseDatabase function.
GetDataFormat
A pointer to your implementation of the StorageAdapterGetDataFormat function.
GetDatabaseSize
A pointer to your implementation of the StorageAdapterGetDatabaseSize function.
AddRecord
A pointer to your implementation of the StorageAdapterAddRecord function.
DeleteRecord
A pointer to your implementation of the StorageAdapterDeleteRecord function.
QueryBySubject
A pointer to your implementation of the StorageAdapterQueryBySubject function.
QueryByContent
A pointer to your implementation of the StorageAdapterQueryByContent function.
GetRecordCount
A pointer to your implementation of the StorageAdapterGetRecordCount function.
FirstRecord
A pointer to your implementation of the StorageAdapterFirstRecord function.
NextRecord
A pointer to your implementation of the StorageAdapterNextRecord function.
GetCurrentRecord
A pointer to your implementation of the StorageAdapterGetCurrentRecord function.
ControlUnit
A pointer to your implementation of the StorageAdapterControlUnit function.
ControlUnitPrivileged
A pointer to your implementation of the StorageAdapterControlUnitPrivileged function.
NotifyPowerChange
A pointer to your implementation of the StorageAdapterNotifyPowerChange function. This member is supported starting in Windows 8.
PipelineInit
A pointer to your implementation of the StorageAdapterPipelineInit function. This member is supported starting in Windows 10.
PipelineCleanup
A pointer to your implementation of the StorageAdapterPipelineCleanup function. This member is supported starting in Windows 10.
Activate
A pointer to your implementation of the StorageAdapterActivate function. This member is supported starting in Windows 10.
Deactivate
A pointer to your implementation of the StorageAdapterDeactivate function. This member is supported starting in Windows 10.
QueryExtendedInfo
A pointer to your implementation of the StorageAdapterQueryExtendedInfo function. This member is supported starting in Windows 10.
NotifyDatabaseChange
Reserved1
Reserved2
UpdateRecordBegin
UpdateRecordCommit
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 7 [desktop apps only] |
| Minimum supported server | Windows Server 2008 R2 [desktop apps only] |
| Header | winbio_adapter.h |