System Services

Overview of the System Services technology.

To develop System Services, you need these headers:

For programming guidance for this technology, see:

Class

 
CVssWriter

The CVssWriter class is an abstract base class that defines the interface by which a writer synchronizes its state with VSS and other writers.
CVssWriterEx

The CVssWriterEx class is an abstract base class that defines the interface by which a writer synchronizes its state with VSS and other writers.
CVssWriterEx2

The CVssWriterEx2 class is an abstract base class that defines the interface by which a writer synchronizes its state with VSS and other writers.
IVssBackupComponents

The IVssBackupComponents interface is used by a requester to poll writers about file status and to run backup/restore operations.
IVssBackupComponentsEx

Provides methods for requesters to run backup and restore operations using multiple writer instances.
IVssBackupComponentsEx2

Defines additional methods that requesters can use to run backup and restore operations.
IVssBackupComponentsEx3

Defines additional methods that requesters can use to perform LUN resynchronization and return extended writer status information.
IVssBackupComponentsEx4

Defines additional methods to support the processing of UNC file share paths in a requester.
IVssComponent

The IVssComponent interface is a C++ (not COM) interface containing methods for examining and modifying information about components contained in a requester's Backup Components Document.
IVssComponentEx

Defines additional methods for examining and modifying information about components contained in a requester's Backup Components Document.
IVssComponentEx2

Defines additional methods for reporting and retrieving component-level writer errors.
IVssCreateExpressWriterMetadata

The IVssCreateExpressWriterMetadata interface is a COM interface containing methods to construct the Writer Metadata Document for an express writer.
IVssCreateWriterMetadata

The IVssCreateWriterMetadata interface is a C++ (not COM) interface containing methods to construct the Writer Metadata Document in response to an Identify event. It is used only in the CVssWriter::OnIdentify method.
IVssCreateWriterMetadataEx

The IVssCreateWriterMetadataEx interface is a C++ (not COM) interface that defines a method to report any file sets that will be explicitly excluded when a shadow copy is created.
IVssExamineWriterMetadata

The IVssExamineWriterMetadata interface is a C++ (not COM) interface that allows a requester to examine the metadata of a specific writer instance.
IVssExamineWriterMetadataEx

Provides a method to retrieve the writer instance name and other basic information for a specific writer instance.
IVssExamineWriterMetadataEx2

Defines methods to retrieve version information and other basic information for a specific writer instance.
IVssExpressWriter

Defines methods to manage metadata for a VSS express writer.
IVssWMComponent

The IVssWMComponent is a C++ (not COM) interface that allows access to component information stored in a Writer Metadata Document.
IVssWMDependency

The IVssWMDependency is a C++ (not COM) interface returned by the IVssWMComponent interface and used by applications when backing up or restoring a component that has an explicit writer-component dependency on a component managed by another writer.
IVssWMFiledesc

The IVssWMFiledesc interface is a C++ (not COM) interface returned to a calling application by a number of query methods. It provides detailed information about a file or set of files (a file set).
IVssWriterComponents

Contains methods used to obtain and modify component information.
IVssWriterComponentsExt

The IVssWriterComponentsExt interface is a C++ (not COM) interface used by requesters to access and modify the components of a writer involved in a backup.

IOCTLs

 
IOCTL_CHANGER_EXCHANGE_MEDIUM

Moves a piece of media from a source element to one destination, and the piece of media originally in the first destination to a second destination.
IOCTL_CHANGER_GET_ELEMENT_STATUS

Retrieves the status of all elements or a specified number of elements of a particular type.
IOCTL_CHANGER_GET_PARAMETERS

Retrieves the parameters of the specified device.
IOCTL_CHANGER_GET_PRODUCT_DATA

Retrieves the product data for the specified device.
IOCTL_CHANGER_GET_STATUS

Retrieves the current status of the specified device.
IOCTL_CHANGER_INITIALIZE_ELEMENT_STATUS

Initializes the status of all elements or the specified elements of a particular type.
IOCTL_CHANGER_MOVE_MEDIUM

Moves a piece of media to a destination.
IOCTL_CHANGER_QUERY_VOLUME_TAGS

Retrieves the volume tag information for the specified elements.
IOCTL_CHANGER_REINITIALIZE_TRANSPORT

Physically recalibrates a transport element. Recalibration may involve returning the transport to its home position.
IOCTL_CHANGER_SET_ACCESS

Sets the state of the device's insert/eject port, door, or keypad.
IOCTL_CHANGER_SET_POSITION

Sets the changer's robotic transport mechanism to the specified element address. This optimizes moving or exchanging media by positioning the transport beforehand.
IOCTL_PWM_CONTROLLER_GET_ACTUAL_PERIOD

Retrieves the effective output signal period of the Pulse Width Modulation (PWM) controller as it would be measured on its output channels.
IOCTL_PWM_CONTROLLER_GET_INFO

Retrieves information about a Pulse Width Modulation (PWM) controller. This information does not change after the controller is initialized.
IOCTL_PWM_CONTROLLER_SET_DESIRED_PERIOD

Sets the output signal period of a Pulse Width Modulation (PWM) controller to a suggested value.
IOCTL_PWM_PIN_GET_ACTIVE_DUTY_CYCLE_PERCENTAGE

Retrieves the current duty cycle percentage for a pin or channel. The control code returns the percentage as a PWM_PIN_GET_ACTIVE_DUTY_CYCLE_PERCENTAGE_OUTPUT structure.
IOCTL_PWM_PIN_GET_POLARITY

Retrieves the current signal polarity of the pin or channel. The control code gets the signal polarity as a PWM_PIN_GET_POLARITY_OUTPUT structure. The signal polarity is either Active High or Active Low, as defined in the PWM_POLARITY enumeration.
IOCTL_PWM_PIN_IS_STARTED

Retrieves the state of signal generation for a pin or channel. Each pin has a state of started or stopped as a PWM_PIN_IS_STARTED_OUTPUT structure.
IOCTL_PWM_PIN_SET_ACTIVE_DUTY_CYCLE_PERCENTAGE

Set a desired duty cycle percentage value for the controller pin or channel. The control code specifies the percentage as a PWM_PIN_SET_ACTIVE_DUTY_CYCLE_PERCENTAGE_INPUT structure.
IOCTL_PWM_PIN_SET_POLARITY

Sets the signal polarity of the pin or channel. The control code sets the signal polarity based on a PWM_PIN_SET_POLARITY_INPUT structure. The signal polarity is either Active High or Active Low, as defined in the PWM_POLARITY enumeration.
IOCTL_PWM_PIN_START

Starts generation of Pulse Width Modulation (PWM) signal on a pin or channel. To check whether a pin is started, use IOCTL_PWM_PIN_IS_STARTED.
IOCTL_PWM_PIN_STOP

Stops generation of Pulse Width Modulation (PWM) signal on a pin or channel. To check whether a pin is started, use IOCTL_PWM_PIN_IS_STARTED.
IOCTL_SERIAL_LSRMST_INSERT

Enables or disables the placement of line status and modem status values into the regular data stream that an application acquires through the ReadFile function.
IOCTL_STORAGE_CHECK_VERIFY

Determines whether media are accessible for a device.
IOCTL_STORAGE_EJECT_MEDIA

Ejects media from a SCSI device.
IOCTL_STORAGE_EJECTION_CONTROL

Enables or disables the mechanism that ejects media. Disabling the mechanism locks the drive.
IOCTL_STORAGE_GET_DEVICE_NUMBER

Retrieves the device type, device number, and, for a partitionable device, the partition number of a device.
IOCTL_STORAGE_GET_HOTPLUG_INFO

Retrieves the hotplug configuration of the specified device.
IOCTL_STORAGE_GET_MEDIA_SERIAL_NUMBER

Retrieves the serial number of a USB device.
IOCTL_STORAGE_GET_MEDIA_TYPES

Retrieves the geometry information for the device. (IOCTL_STORAGE_GET_MEDIA_TYPES)
IOCTL_STORAGE_GET_MEDIA_TYPES_EX

Retrieves information about the types of media supported by a device.
IOCTL_STORAGE_LOAD_MEDIA

Loads media into a device.
IOCTL_STORAGE_MANAGE_DATA_SET_ATTRIBUTES

The IOCTL_STORAGE_MANAGE_DATA_SET_ATTRIBUTES control code communicates attribute information to the volume manager and storage system device.
IOCTL_STORAGE_MCN_CONTROL

Enables or disables media change notification. Disabling media change notification prevents the GUID_IO_MEDIA_ARRIVAL and GUID_IO_MEDIA_REMOVAL events.
IOCTL_STORAGE_MEDIA_REMOVAL

Enables or disables the mechanism that ejects media, for those devices possessing that locking capability.
IOCTL_STORAGE_READ_CAPACITY

Retrieves the geometry information for the device. (IOCTL_STORAGE_READ_CAPACITY)
IOCTL_STORAGE_SET_HOTPLUG_INFO

Sets the hotplug configuration of the specified device.

Enumerations

 
__VDS_PARTITION_STYLE

This enumeration is not for explicit use.
EFFECTIVE_POWER_MODE

Indicates the effective power mode the system is running.
ELEMENT_TYPE

Specifies the element type of a changer device.
ENCLAVE_SEALING_IDENTITY_POLICY

Defines values that specify how another enclave must be related to the enclave that calls EnclaveSealData for the enclave to unseal the data.
HEAP_INFORMATION_CLASS

Specifies the class of heap information to be set or retrieved.
MEM_EXTENDED_PARAMETER_TYPE

Defines values for extended parameters used for file mapping into an address space.
POWER_ACTION

Defines values that are used to specify system power action types.
POWER_DATA_ACCESSOR

Enumeration values used by PowerEnumerate and PowerSettingAccessCheck.
POWER_PLATFORM_ROLE

Indicates the OEM's preferred power management profile.
PWM_POLARITY

Represents the Pulse Width Modulation (PWM) signal level polarity with respect to the duty cycle.
STORAGE_BUS_TYPE

Specifies the various types of storage buses.
STORAGE_MEDIA_TYPE

Specifies various types of storage media.
SYSTEM_POWER_CONDITION

Used by the GUID_ACDC_POWER_SOURCE power event to indicate the current power source.
SYSTEM_POWER_STATE

Defines values that are used to specify system power states.
VDS_ASYNC_OUTPUT_TYPE

The VDS_ASYNC_OUTPUT_TYPE (vds.h) enumeration defines the set of operations that objects can process.
VDS_ASYNC_OUTPUT_TYPE

The VDS_ASYNC_OUTPUT_TYPE enumeration (vdshwprv.h) defines the set of operations that objects can process.
VDS_CONTROLLER_STATUS

The VDS_CONTROLLER_STATUS (vds.h) enumeration defines the set of object status values for a controller.
VDS_CONTROLLER_STATUS

The VDS_CONTROLLER_STATUS enumeration (vdshwprv.h) defines the set of object status values for a controller.
VDS_DISK_EXTENT_TYPE

Defines the set of disk extents types. The type can be a partition, volume, or free space.
VDS_DISK_FLAG

Defines the set of valid flags for a disk object.Note   Except for VDS_DF_READ_ONLY, these flags cannot be set by using the IVdsDisk::SetFlags method or cleared by using the IVdsDisk::ClearFlags method.
VDS_DISK_OFFLINE_REASON

Defines the set of reasons for a disk to be offline.
VDS_DISK_STATUS

Defines the set of object status values for a disk.
VDS_DRIVE_FLAG

The VDS_DRIVE_FLAG (vds.h) enumeration defines the set of valid flags for a drive object.
VDS_DRIVE_FLAG

The VDS_DRIVE_FLAG enumeration (vdshwprv.h) defines the set of valid flags for a drive object.
VDS_DRIVE_LETTER_FLAG

Defines the set of valid flags for a drive letter.
VDS_DRIVE_STATUS

The VDS_DRIVE_STATUS (vds.h) enumeration defines the set of object status values for a drive.
VDS_DRIVE_STATUS

The VDS_DRIVE_STATUS enumeration (vdshwprv.h) defines the set of object status values for a drive.
VDS_FILE_SYSTEM_FLAG

Defines the set of valid flags for a file system.
VDS_FILE_SYSTEM_FORMAT_SUPPORT_FLAG

Defines the properties of file systems that are supported for formatting volumes.
VDS_FILE_SYSTEM_PROP_FLAG

Defines the details of file-system compression.
VDS_FILE_SYSTEM_TYPE

The VDS_FILE_SYSTEM_TYPE (vds.h) enumeration defines the set of valid types for a file system.
VDS_FILE_SYSTEM_TYPE

The VDS_FILE_SYSTEM_TYPE enumeration (vdshwprv.h) defines the set of valid types for a file system.
VDS_FORMAT_OPTION_FLAGS

Defines the set of valid formatting options for the IVdsDiskPartitionMF2::FormatPartitionEx2 method.
VDS_HBAPORT_SPEED_FLAG

The VDS_HBAPORT_SPEED_FLAG (vds.h) enumeration defines the set of valid flags for determining the speeds supported by an HBA port.
VDS_HBAPORT_SPEED_FLAG

The VDS_HBAPORT_SPEED_FLAG enumeration (vdshwprv.h) defines the set of valid flags for determining the speeds supported by an HBA port.
VDS_HBAPORT_STATUS

The VDS_HBAPORT_STATUS (vds.h) enumeration defines the set of valid statuses for an HBA port.
VDS_HBAPORT_STATUS

The VDS_HBAPORT_STATUS enumeration (vdshwprv.h) defines the set of valid statuses for an HBA port.
VDS_HBAPORT_TYPE

The VDS_HBAPORT_TYPE (vds.h) enumeration defines the set of valid types for an HBA port.
VDS_HBAPORT_TYPE

The VDS_HBAPORT_TYPE enumeration (vdshwprv.h) defines the set of valid types for an HBA port.
VDS_HEALTH

The VDS_HEALTH (vds.h) enumeration defines the set of health state values for a VDS object.
VDS_HEALTH

The VDS_HEALTH enumeration (vdshwprv.h) defines the set of health state values for a VDS object.
VDS_HWPROVIDER_TYPE

The VDS_HWPROVIDER_TYPE (vds.h) enumeration defines the set of valid types for a hardware provider.
VDS_HWPROVIDER_TYPE

The VDS_HWPROVIDER_TYPE enumeration (vdshwprv.h) defines the set of valid types for a hardware provider.
VDS_INTERCONNECT_ADDRESS_TYPE

Defines the set of the valid address types of a physical interconnect.
VDS_INTERCONNECT_FLAG

The VDS_INTERCONNECT_FLAG (vds.h) enumeration defines the set of interconnect types that subsystems can support.
VDS_INTERCONNECT_FLAG

The VDS_INTERCONNECT_FLAG enumeration (vdshwprv.h) defines the set of interconnect types that subsystems can support.
VDS_IPADDRESS_TYPE

The VDS_IPADDRESS_TYPE (vds.h) enumeration defines the set of valid types for an IP address.
VDS_IPADDRESS_TYPE

The VDS_IPADDRESS_TYPE enumeration (vdshwprv.h) defines the set of valid types for an IP address.
VDS_ISCSI_AUTH_TYPE

The VDS_ISCSI_AUTH_TYPE (vds.h) enumeration defines the set of valid types for authentication when logging into an iSCSI target.
VDS_ISCSI_AUTH_TYPE

The VDS_ISCSI_AUTH_TYPE enumeration (vdshwprv.h) defines the set of valid types for authentication when logging into an iSCSI target.
VDS_ISCSI_IPSEC_FLAG

The VDS_ISCSI_IPSEC_FLAG (vds.h) enumeration is not supported but is reserved for future use.
VDS_ISCSI_IPSEC_FLAG

The VDS_ISCSI_IPSEC_FLAG enumeration (vdshwprv.h) is not supported. This enumeration is reserved for future use.
VDS_ISCSI_LOGIN_FLAG

The VDS_ISCSI_LOGIN_FLAG (vds.h) enumeration defines the set of valid flags for specifying iSCSI target login options.
VDS_ISCSI_LOGIN_FLAG

The VDS_ISCSI_LOGIN_FLAG enumeration (vdshwprv.h) defines the set of valid flags for specifying iSCSI target login options.
VDS_ISCSI_LOGIN_TYPE

The VDS_ISCSI_LOGIN_TYPE (vds.h) enumeration defines the set of valid types for logging into an iSCSI target.
VDS_ISCSI_LOGIN_TYPE

The VDS_ISCSI_LOGIN_TYPE enumeration (vdshwprv.h) defines the set of valid types for logging into an iSCSI target.
VDS_ISCSI_PORTAL_STATUS

The VDS_ISCSI_PORTAL_STATUS (vds.h) enumeration defines the set of valid status values for an iSCSI portal.
VDS_ISCSI_PORTAL_STATUS

The VDS_ISCSI_PORTAL_STATUS enumeration (vdshwprv.h) defines the set of valid status values for an iSCSI portal.
VDS_LOADBALANCE_POLICY_ENUM

The VDS_LOADBALANCE_POLICY_ENUM (vds.h) enumeration defines a set of valid load balance policies for a path.
VDS_LOADBALANCE_POLICY_ENUM

The VDS_LOADBALANCE_POLICY_ENUM enumeration (vdshwprv.h) defines a set of valid load balance policies for a path.
VDS_LUN_FLAG

The VDS_LUN_FLAG (vds.h) enumeration defines the set of valid flags for a LUN object.
VDS_LUN_FLAG

The VDS_LUN_FLAG enumeration (vdshwprv.h) defines the set of valid flags for a LUN object.
VDS_LUN_PLEX_FLAG

The VDS_LUN_PLEX_FLAG (vds.h) enumeration defines the set of valid flags for a LUN plex object.
VDS_LUN_PLEX_FLAG

The VDS_LUN_PLEX_FLAG enumeration (vdshwprv.h) defines the set of valid flags for a LUN plex object.
VDS_LUN_PLEX_STATUS

The VDS_LUN_PLEX_STATUS (vds.h) enumeration defines the set of object status values for a LUN plex.
VDS_LUN_PLEX_STATUS

The VDS_LUN_PLEX_STATUS enumeration (vdshwprv.h) defines the set of object status values for a LUN plex.
VDS_LUN_PLEX_TYPE

The VDS_LUN_PLEX_TYPE (vds.h) enumeration defines the set of valid types for a LUN plex.
VDS_LUN_PLEX_TYPE

The VDS_LUN_PLEX_TYPE enumeration (vdshwprv.h) defines the set of valid types for a LUN plex.
VDS_LUN_RESERVE_MODE

Not supported.This enumeration is reserved for future use. (VDS_LUN_RESERVE_MODE)
VDS_LUN_STATUS

The VDS_LUN_STATUS (vds.h) enumeration defines the set of object status values for a LUN.
VDS_LUN_STATUS

The VDS_LUN_STATUS enumeration (vdshwprv.h) defines the set of object status values for a LUN.
VDS_LUN_TYPE

The VDS_LUN_TYPE (vds.h) enumeration defines the set of valid types for a LUN.
VDS_LUN_TYPE

The VDS_LUN_TYPE enumeration (vdshwprv.h) defines the set of valid types for a LUN.
VDS_MAINTENANCE_OPERATION

The VDS_MAINTENANCE_OPERATION (vds.h) enumeration defines the set of valid subsystem maintenance operations.
VDS_MAINTENANCE_OPERATION

The VDS_MAINTENANCE_OPERATION enumeration (vdshwprv.h) defines the set of valid subsystem maintenance operations.
VDS_NOTIFICATION_TARGET_TYPE

The VDS_NOTIFICATION_TARGET_TYPE (vds.h) enumeration defines the set of the valid target types (subjects) of a VDS notification.
VDS_NOTIFICATION_TARGET_TYPE

The VDS_NOTIFICATION_TARGET_TYPE enumeration (vdshwprv.h) defines the set of the valid target types of a VDS notification.
VDS_OBJECT_TYPE

The VDS_OBJECT_TYPE (vds.h) enumeration defines the set of valid types of a VDS object.
VDS_OBJECT_TYPE

The VDS_OBJECT_TYPE enumeration (vdshwprv.h) defines the set of valid types of a VDS object.
VDS_PACK_FLAG

Defines the set of valid flags for a pack object.
VDS_PACK_STATUS

Defines the set of object status values for a pack.
VDS_PARTITION_FLAG

Defines a set of valid flags for a partition.
VDS_PARTITION_STYLE

Defines the set of partition style values.
VDS_PATH_STATUS

The VDS_PATH_STATUS (vds.h) enumeration defines the set of valid status values for a port.
VDS_PATH_STATUS

The VDS_PATH_STATUS enumeration (vdshwprv.h) defines the set of valid status values for a port.
VDS_PORT_STATUS

The VDS_PORT_STATUS (vds.h) enumeration defines the set of object status values for a port.
VDS_PORT_STATUS

The VDS_PORT_STATUS enumeration (vdshwprv.h) defines the set of object status values for a port.
VDS_PROVIDER_FLAG

The VDS_PROVIDER_FLAG (vds.h) enumeration defines the set of valid flags for a provider object.
VDS_PROVIDER_FLAG

The VDS_PROVIDER_FLAG enumeration (vdshwprv.h) defines the set of valid flags for a provider object.
VDS_PROVIDER_LBSUPPORT_FLAG

The VDS_PROVIDER_LBSUPPORT_FLAG (vds.h) enumeration specifies the set of valid flags for indicating which load balance policies a hardware provider supports.
VDS_PROVIDER_LBSUPPORT_FLAG

The VDS_PROVIDER_LBSUPPORT_FLAG enumeration (vdshwprv.h) specifies the set of valid flags for indicating which load balance policies a hardware provider supports.
VDS_PROVIDER_TYPE

The VDS_PROVIDER_TYPE (vds.h) enumeration defines the set of valid types for a provider.
VDS_PROVIDER_TYPE

The VDS_PROVIDER_TYPE enumeration (vdshwprv.h) defines the set of valid types for a provider.
VDS_QUERY_PROVIDER_FLAG

Defines the set of valid flags for provider query operations. Callers can query for hardware providers, software providers, or both.
VDS_RAID_TYPE

The VDS_RAID_TYPE (vds.h) enumeration defines the set enumeration values that can be used to specify the underlying RAID type of a storage pool.
VDS_RAID_TYPE

The VDS_RAID_TYPE enumeration (vdshwprv.h) defines the set enumeration values that can be used to specify the underlying RAID type of a storage pool.
VDS_RECOVER_ACTION

The VDS_RECOVER_ACTION (vds.h) enumeration is reserved for system use.
VDS_RECOVER_ACTION

The VDS_RECOVER_ACTION enumeration (vdshwprv.h) is reserved for system use.
VDS_SAN_POLICY

Defines the set of valid disk SAN policy flags.
VDS_SERVICE_FLAG

Defines the set of valid flags for the service object.
VDS_STORAGE_BUS_TYPE

Defines the set of valid bus types of a storage device.
VDS_STORAGE_IDENTIFIER_CODE_SET

Defines the set of the valid code sets (encodings) of a storage identifier.
VDS_STORAGE_IDENTIFIER_TYPE

Defines the set of valid types for a storage identifier.
VDS_STORAGE_POOL_STATUS

The VDS_STORAGE_POOL_STATUS (vds.h) enumeration defines the set of object status values for a storage pool.
VDS_STORAGE_POOL_STATUS

The VDS_STORAGE_POOL_STATUS enumeration (vdshwprv.h) defines the set of object status values for a storage pool.
VDS_STORAGE_POOL_TYPE

The VDS_STORAGE_POOL_TYPE (vds.h) enumeration defines the set of storage pool types.
VDS_STORAGE_POOL_TYPE

The VDS_STORAGE_POOL_TYPE enumeration (vdshwprv.h) defines the set of storage pool types.
VDS_SUB_SYSTEM_FLAG

The VDS_SUB_SYSTEM_FLAG (vds.h) enumeration defines the set of valid flags for a subsystem object.
VDS_SUB_SYSTEM_FLAG

The VDS_SUB_SYSTEM_FLAG enumeration (vdshwprv.h) defines the set of valid flags for a subsystem object.
VDS_SUB_SYSTEM_STATUS

The VDS_SUB_SYSTEM_STATUS (vds.h) enumeration defines the set of object status values for a subsystem.
VDS_SUB_SYSTEM_STATUS

The VDS_SUB_SYSTEM_STATUS enumeration (vdshwprv.h) defines the set of object status values for a subsystem.
VDS_SUB_SYSTEM_SUPPORTED_RAID_TYPE_FLAG

The VDS_SUB_SYSTEM_SUPPORTED_RAID_TYPE_FLAG (vds.h) enumeration defines the set of RAID levels that can be supported by subsystems.
VDS_SUB_SYSTEM_SUPPORTED_RAID_TYPE_FLAG

The VDS_SUB_SYSTEM_SUPPORTED_RAID_TYPE_FLAG enumeration (vdshwprv.h) defines the set of RAID levels that can be supported by subsystems.
VDS_TRANSITION_STATE

The VDS_TRANSITION_STATE (vds.h) enumeration defines the set of the valid transition state values for a VDS object.
VDS_TRANSITION_STATE

The VDS_TRANSITION_STATE enumeration (vdshwprv.h) defines the set of the valid transition state values for a VDS object.
VDS_VDISK_STATE

Defines the set of status values for a virtual disk object.
VDS_VERSION_SUPPORT_FLAG

The VDS_VERSION_SUPPORT_FLAG (vds.h) enumeration indicates which versions of the VDS interfaces are supported.
VDS_VERSION_SUPPORT_FLAG

The VDS_VERSION_SUPPORT_FLAG enumeration (vdshwprv.h) indicates which versions of the VDS interfaces are supported.
VDS_VOLUME_FLAG

Defines the set of valid flags for a volume object.
VDS_VOLUME_PLEX_STATUS

Defines the set of object status values for a volume plex.
VDS_VOLUME_PLEX_TYPE

Defines the set of valid types for a volume plex.
VDS_VOLUME_STATUS

Defines the set of object status values for a volume.
VDS_VOLUME_TYPE

Defines the set of valid types for a volume object.
VSS_ALTERNATE_WRITER_STATE

Used to indicate whether a given writer has an associated alternate writer.
VSS_APPLICATION_LEVEL

Indicates the application level, the point in the course of the creation of a shadow copy that a writer is notified of a freeze.
VSS_BACKUP_SCHEMA

Used by a writer to indicate the types of backup operations it can participate in.
VSS_BACKUP_TYPE

Indicates the type of backup to be performed.
VSS_COMPONENT_FLAGS

Used by writers to indicate support for auto-recovery.
VSS_COMPONENT_TYPE

Specify the type of component being used with a shadow copy backup operation.
VSS_FILE_RESTORE_STATUS

Defines the set of statuses of a file restore operation.
VSS_FILE_SPEC_BACKUP_TYPE

Used by writers to indicate their support of certain backup operations.
VSS_HARDWARE_OPTIONS

Defines shadow copy LUN flags.
VSS_MGMT_OBJECT_TYPE

Discriminant for the VSS_MGMT_OBJECT_UNION union within the VSS_MGMT_OBJECT_PROP structure.
VSS_OBJECT_TYPE

Used by requesters to identify an object as a shadow copy set, shadow copy, or provider.
VSS_PROTECTION_FAULT

Defines the set of shadow copy protection faults.
VSS_PROTECTION_LEVEL

Defines the set of volume shadow copy protection levels.
VSS_PROVIDER_CAPABILITIES

This enumeration is reserved for future use.
VSS_PROVIDER_TYPE

Specifies the provider type.
VSS_RECOVERY_OPTIONS

Used by a requester to specify how a resynchronization operation is to be performed.
VSS_RESTORE_TARGET

Used by a writer at restore time to indicate how all the files included in a selected component, and all the files in any component set it defines, are to be restored.
VSS_RESTORE_TYPE

Used by a requester to indicate the type of restore operation it is about to perform.
VSS_RESTOREMETHOD_ENUM

Used by a writer at backup time to specify through its Writer Metadata Document the default file restore method.
VSS_ROLLFORWARD_TYPE

The VSS_ROLLFORWARD_TYPE enumeration is used by a requester to indicate the type of roll-forward operation it is about to perform.
VSS_SNAPSHOT_COMPATIBILITY

The VSS_SNAPSHOT_COMPATIBILITY enumeration indicates which volume control or file I/O operations are disabled for the volume that has been shadow copied.
VSS_SNAPSHOT_CONTEXT

Specify how a shadow copy is to be created, queried, or deleted and the degree of writer involvement.
VSS_SNAPSHOT_PROPERTY_ID

Specifies the property to be set for a shadow copy.
VSS_SNAPSHOT_STATE

Specify the state of a given shadow copy operation.
VSS_SOURCE_TYPE

Specifies the type of data that a writer manages.
VSS_SUBSCRIBE_MASK

Indicates the events that the writer is willing to receive.
VSS_USAGE_TYPE

Specifies how the host system uses the data managed by a writer involved in a VSS operation.
VSS_VOLUME_SNAPSHOT_ATTRIBUTES

Allows additional attributes to be specified for a shadow copy.
VSS_WRITER_STATE

Indicates the current state of the writer.
VSS_WRITERRESTORE_ENUM

Indicate to a requester the conditions under which it will handle events generated during a restore operation.

Functions

 
~CVssWriter

~CVssWriter is the destructor of the CVssWriter class object.
AbortAllSnapshotsInProgress

This method is reserved for system use.
AbortBackup

The AbortBackup method notifies VSS that a backup operation was terminated.
AbortSnapshots

Aborts prepared shadow copies in this provider.
AbortSystemShutdownA

Stops a system shutdown that has been initiated. (ANSI)
AbortSystemShutdownW

Stops a system shutdown that has been initiated. (Unicode)
AcquireSRWLockExclusive

Acquires a slim reader/writer (SRW) lock in exclusive mode.
AcquireSRWLockShared

Acquires a slim reader/writer (SRW) lock in shared mode.
AddAccessPath

Adds an access path.
AddAlternateLocationMapping

The AddAlternateLocationMapping method creates an alternate location mapping for a file set.
AddAlternativeLocationMapping

The AddAlternativeLocationMapping method is used by a requester to indicate that an alternate location mapping was used to restore all the members of a file set in a given component.
AddComponent

Adds a file group to an express writer's set of components to be backed up.
AddComponent

The AddComponent method adds a database or file group as a component to be backed up.
AddComponent

Used to explicitly add to the backup set.
AddComponentDependency

Allows an express writer to indicate that a component it manages has an explicit writer-component dependency; that is, another component (possibly managed by another writer) must be backed up and restored with it.
AddComponentDependency

The AddComponentDependency method allows a writer to indicate that a component it manages has an explicit writer-component dependency; that is, another component in another writer must be backed up and restored with it.
AddDatabaseFiles

The AddDatabaseFiles method indicates the file set (the specified file or files) that make up the database component to be backed up.
AddDatabaseLogFiles

The AddDatabaseLogFiles method indicates the log files that are associated with a database to be backed up, as well as their location.
AddDiffArea

Adds a shadow copy storage area association for the specified volume.
AddDifferencedFilesByLastModifyLSN

Not supported. (IVssComponent.AddDifferencedFilesByLastModifyLSN)
AddDifferencedFilesByLastModifyTime

Used by a writer to indicate that a file set (a specified file or files) should be evaluated against a last modification time stamp for inclusion in a time stamped incremental or differential backup using entire files.
AddDirectedTarget

The AddDirectedTarget method allows a writer to indicate at restore time that when a file is to be restored, it (the source file) should be remapped.
AddDisk

Adds a disk to an online pack.
AddDllDirectory

Adds a directory to the process DLL search path.
AddExcludeFiles

Excludes a file set (a specified file or files) that might otherwise be implicitly included when a component of an express writer is backed up.
AddExcludeFiles

The AddExcludeFiles method is used to explicitly exclude a file set (a specified file or files) that might otherwise be implicitly included when a component of the current writer is backed up.
AddExcludeFilesFromSnapshot

Reports any file sets that will be explicitly excluded by the writer when a shadow copy is created.
AddFilesToFileGroup

Adds a file set (a specified file or files) to a specified file group component for an express writer.
AddFilesToFileGroup

The AddFilesToFileGroup method adds a file set (a specified file or files) to a specified file group component.
AddIncludeFiles

Not supported. (IVssCreateWriterMetadata.AddIncludeFiles)
AddNewTarget

The AddNewTarget method is used by a requester during a restore operation to indicate that the backup application plans to restore files to a new location.
AddPartialFile

The AddPartialFile method indicates that only portions of a given file are to be backed up and which portions those are.
AddPlex

Adds a LUN to the target LUN as a new plex. (IVdsLun.AddPlex)
AddPlex

Adds a volume as a plex to the current volume.
AddPlex

The IVdsLun::AddPlex (vdshwprv.h) method adds a LUN to the target LUN as a new plex.
AddPortal

The IVdsIscsiPortalGroup::AddPortal method (vds.h) adds a portal to a portal group.
AddPortal

The IVdsIscsiPortalGroup::AddPortal (vdshwprv.h) method adds a portal to a portal group.
AddRestoreSubcomponent

Indicates that a subcomponent member of a component set, which had been marked as nonselectable for backup but is marked selectable for restore, is to be restored.
AddSecureMemoryCacheCallback

Registers a callback function to be called when a secured memory range is freed or its protections are changed.
AddSnapshotToRecoverySet

Specifies the volumes to be included in a LUN resynchronization operation.
AddToSnapshotSet

The AddToSnapshotSet method adds an original volume or original remote file share to the shadow copy set.
AddVDisk

Creates a virtual disk object for an existing virtual disk file.
Advise

Registers the caller's IVdsAdviseSink interface with VDS so that the caller receives notifications from the VDS service.
AllocateUserPhysicalPages

Allocates physical memory pages to be mapped and unmapped within any Address Windowing Extensions (AWE) region of a specified process.
AllocateUserPhysicalPagesNuma

Allocates physical memory pages to be mapped and unmapped within any Address Windowing Extensions (AWE) region of a specified process and specifies the NUMA node for the physical memory.
ApplyHints

Applies a new set of hints to the LUN. Hints that are applied to a LUN are simultaneously applied to all plexes. (IVdsLun.ApplyHints)
ApplyHints

Applies a new set of hints to the LUN plex. Hints applied to a plex affect neither the LUN nor its other plexes. (IVdsLunPlex.ApplyHints)
ApplyHints

The IVdsLun::ApplyHints (vdshwprv.h) method applies a new set of hints to the LUN. Hints that are applied to a LUN are simultaneously applied to all plexes.
ApplyHints

The IVdsLunPlex::ApplyHints (vdshwprv.h) method applies a new set of hints to the LUN plex. Hints applied to a plex affect neither the LUN nor its other plexes.
ApplyHints2

Applies a new set of hints to the LUN. Hints that are applied to a LUN are simultaneously applied to all plexes. This method is identical to the IVdsLun::ApplyHints method, except that it uses a VDS_HINTS2 structure instead of a VDS_HINTS structure. (IVdsLun2.ApplyHints2)
ApplyHints2

The IVdsLun2::ApplyHints2 (vdshwprv.h) method applies a new set of hints to the LUN. Hints that are applied to a LUN are simultaneously applied to all plexes.
AreComponentsSelected

The AreComponentsSelected method indicates whether a requester is running under component mode and supports selecting individual components to be backed up or backs up entire volumes.
AreLunsSupported

Determines whether the hardware provider supports shadow copy creation for all LUNs that contribute to the volume.
AssignDriveLetter

Assigns a drive letter to an existing OEM, ESP, or unknown partition.
AssociateControllerPorts

Sets the subsystem controller ports to active or inactive with respect to the LUN. This method replaces IVdsLun::AssociateControllers. (IVdsLunControllerPorts.AssociateControllerPorts)
AssociateControllerPorts

The IVdsLunControllerPorts::AssociateControllerPorts (vdshwprv.h) method sets the subsystem controller ports to active or inactive with respect to the LUN.
AssociateControllers

Sets the subsystem controllers to active or inactive with respect to the LUN. (IVdsLun.AssociateControllers)
AssociateControllers

The IVdsLun::AssociateControllers (vdshwprv.h) method sets the subsystem controllers to active or inactive with respect to the LUN.
AssociateTargets

Associates LUNs with subsystem iSCSI targets. (IVdsLunIscsi.AssociateTargets)
AssociateTargets

The IVdsLunIscsi::AssociateTargets (vdshwprv.h) method associates LUNs with subsystem iSCSI targets.
AtlThunk_AllocateData

Allocates space in memory for an ATL thunk.
AtlThunk_DataToCode

Returns an executable function corresponding to the AtlThunkData_t parameter.
AtlThunk_FreeData

Frees memory associated with an ATL thunk.
AtlThunk_InitData

Initializes an ATL thunk.
Attach

Attaches a virtual disk.
BackupComplete

The BackupComplete method causes VSS to generate a BackupComplete event, which signals writers that the backup process has completed.
BackupEventLogA

Saves the specified event log to a backup file. (ANSI)
BackupEventLogW

Saves the specified event log to a backup file. (Unicode)
BeginPrepareSnapshot

VSS calls this method for each shadow copy that is added to the shadow copy set. (IVssFileShareSnapshotProvider.BeginPrepareSnapshot)
BeginPrepareSnapshot

Called for each shadow copy that is added to the shadow copy set.
BeginPrepareSnapshot

VSS calls this method for each shadow copy that is added to the shadow copy set. (IVssSoftwareSnapshotProvider.BeginPrepareSnapshot)
BreakPlex

Removes a specified plex from the current volume.
BreakSnapshotSet

The BreakSnapshotSet method causes the existence of a shadow copy set to be "forgotten" by VSS.
BreakSnapshotSetEx

Breaks a shadow copy set according to requester-specified options.
BuildCommDCBA

Fills a specified DCB structure with values specified in a device-control string. (ANSI)
BuildCommDCBAndTimeoutsA

Translates a device-definition string into appropriate device-control block codes and places them into a device control block. (ANSI)
BuildCommDCBAndTimeoutsW

Translates a device-definition string into appropriate device-control block codes and places them into a device control block. (Unicode)
BuildCommDCBW

Fills a specified DCB structure with values specified in a device-control string. (Unicode)
CallEnclave

Calls a function within an enclave.
CallNamedPipeA

Connects to a message-type pipe (and waits if an instance of the pipe is not available), writes to and reads from the pipe, and then closes the pipe. (CallNamedPipeA)
CallNamedPipeW

Connects to a message-type pipe (and waits if an instance of the pipe is not available), writes to and reads from the pipe, and then closes the pipe. (CallNamedPipeW)
CallNtPowerInformation

Sets or retrieves power information.
Cancel

The IVdsAsync::Cancel (vds.h) method cancels the asynchronous operation.
Cancel

The IVdsAsync::Cancel method (vdshwprv.h) cancels the asynchronous operation.
Cancel

The Cancel method cancels an incomplete asynchronous operation.
CancelWaitableTimer

Sets the specified waitable timer to the inactive state.
CanUserWritePwrScheme

Determines whether the current user has sufficient privilege to write a power scheme.
CdromDisableDigitalPlayback

Disables digital playback for the specified CD-ROM or DVD drive.
CdromEnableDigitalPlayback

Enables digital playback for the specified CD-ROM or DVD drive.
CdromIsDigitalPlaybackEnabled

Determines whether digital playback is enabled for the specified CD-ROM or DVD drive.
CdromKnownGoodDigitalPlayback

Determines whether the specified CD-ROM or DVD drive has digital playback that is known to be good.
ChangeAttributes

Modifies the attributes of the partition.
ChangeDiffAreaMaximumSize

Updates the shadow copy storage area maximum size for a certain volume.
ChangeDiffAreaMaximumSizeEx

Updates the shadow copy storage area maximum size for a certain volume. This may not have an immediate effect. If the bVolatile parameter is FALSE, the change continues even if the computer is rebooted.
ChangePartitionType

Changes the partition type on the disk at a specified byte offset.
Clean

Removes partition information and uninitializes basic or dynamic disks.Windows Server 2003:  The Clean method is not supported for removable devices.
CleanupObsoleteMountPoints

Removes user-mode paths and mounted folders for volumes that no longer exist.
ClearCommBreak

Restores character transmission for a specified communications device and places the transmission line in a nonbreak state.
ClearCommError

Retrieves information about a communications error and reports the current status of a communications device.
ClearEventLogA

Clears the specified event log, and optionally saves the current copy of the log to a backup file. (ANSI)
ClearEventLogW

Clears the specified event log, and optionally saves the current copy of the log to a backup file. (Unicode)
ClearFileSystemFlags

Clears the file-system flags.
ClearFlags

Clears the flags of a disk object.
ClearFlags

The IVdsDrive::ClearFlags method (vds.h) clears the flags of a drive object.
ClearFlags

Clears service object flags.
ClearFlags

Clears the volume flags.
ClearFlags

The IVdsDrive::ClearFlags (vdshwprv.h) method clears the flags of a drive object.
ClearVolumeProtectFault

Clears the protection fault state for the specified volume.
Clone

The IEnumVdsObject::Clone (vds.h) method creates an enumeration with the same state as the current enumeration.
Clone

The IEnumVdsObject::Clone method (vdshwprv.h) creates an enumeration with the same state as the current enumeration.
Clone

Creates a copy of the specified list of enumerated elements by creating a copy of the IVssEnumObject enumerator object.
Clone

Creates a copy of the specified list of enumerated elements by creating a copy of the IVssEnumMgmtObject enumerator object.
CloseEventLog

Closes the specified event log. (CloseEventLog)
CommConfigDialogA

Displays a driver-supplied configuration dialog box. (ANSI)
CommConfigDialogW

Displays a driver-supplied configuration dialog box. (Unicode)
CommitSnapshots

Quickly commits all LUNs in this provider.
Compact

Compacts the virtual disk to reduce the physical size of the backing file.
ConnectNamedPipe

Enables a named pipe server process to wait for a client process to connect to an instance of a named pipe.
ConvertStyle

Converts the partition style of an empty disk from one style to another.
CreateEnclave

Creates a new uninitialized enclave. An enclave is an isolated region of code and data within the address space for an application. Only code that runs within the enclave can access data within the same enclave.
CreateEventA

Creates or opens a named or unnamed event object. (ANSI)
CreateEventExA

Creates or opens a named or unnamed event object and returns a handle to the object. (ANSI)
CreateEventExW

Creates or opens a named or unnamed event object and returns a handle to the object. (Unicode)
CreateEventW

Creates or opens a named or unnamed event object. (Unicode)
CreateFileMapping2

Creates or opens a named or unnamed file mapping object for a specified file. You can specify a preferred NUMA node for the physical memory as an extended parameter; see the ExtendedParameters parameter.
CreateFileMappingA

Creates or opens a named or unnamed file mapping object for a specified file. (CreateFileMappingA)
CreateFileMappingFromApp

Creates or opens a named or unnamed file mapping object for a specified file from a Windows Store app.
CreateFileMappingNumaA

Creates or opens a named or unnamed file mapping object for a specified file and specifies the NUMA node for the physical memory. (CreateFileMappingNumaA)
CreateFileMappingNumaW

Creates or opens a named or unnamed file mapping object for a specified file and specifies the NUMA node for the physical memory. (CreateFileMappingNumaW)
CreateFileMappingW

Creates or opens a named or unnamed file mapping object for a specified file. (CreateFileMappingW)
CreateLun

Creates a logical unit number (LUN). (IVdsSubSystem.CreateLun)
CreateLun

Creates a logical unit number (LUN). (IVdsSubSystem.CreateLun)
CreateLun2

Creates a LUN. This method is identical to the IVdsSubSystem::CreateLun method, except that automagic hints are provided using a VDS_HINTS2 structure instead of a VDS_HINTS structure. (IVdsSubSystem2.CreateLun2)
CreateLun2

The IVdsSubSystem2::CreateLun2 (vdshwprv.h) method creates a LUN and is identical to the IVdsSubSystem::CreateLun method.
CreateLunInStoragePool

The IVdsHwProviderStoragePools::CreateLunInStoragePool method (vds.h) creates a LUN in a storage pool.
CreateLunInStoragePool

The IVdsHwProviderStoragePools::CreateLunInStoragePool (vdshwprv.h) method creates a LUN in a storage pool.
CreateMailslotA

Creates a mailslot with the specified name and returns a handle that a mailslot server can use to perform operations on the mailslot. (ANSI)
CreateMailslotW

Creates a mailslot with the specified name and returns a handle that a mailslot server can use to perform operations on the mailslot. (Unicode)
CreateMemoryResourceNotification

Creates a memory resource notification object.
CreateMetadata

Creates an express writer metadata object and returns an IVssCreateExpressWriterMetadata interface pointer to it.
CreateMutexA

Creates or opens a named or unnamed mutex object. (ANSI)
CreateMutexExA

Creates or opens a named or unnamed mutex object and returns a handle to the object. (ANSI)
CreateMutexExW

Creates or opens a named or unnamed mutex object and returns a handle to the object. (Unicode)
CreateMutexW

Creates or opens a named or unnamed mutex object. (Unicode)
CreatePack

Creates a pack object.
CreatePartition

Creates a partition on a basic disk. The IVdsCreatePartitionEx::CreatePartitionEx method supersedes this method.
CreatePartitionEx

Creates a partition on a basic disk. This method supersedes the IVdsAdvancedDisk::CreatePartition method.
CreatePipe

Creates an anonymous pipe, and returns handles to the read and write ends of the pipe.
CreatePortalGroup

The IVdsIscsiTarget::CreatePortalGroup method (vds.h) creates a portal group.
CreatePortalGroup

The IVdsIscsiTarget::CreatePortalGroup (vdshwprv.h) method creates a portal group and the interface pointer for the new portal group object can be retrieved.
CreateSemaphoreExW

Creates or opens a named or unnamed semaphore object and returns a handle to the object. (CreateSemaphoreExW)
CreateSemaphoreW

Creates or opens a named or unnamed semaphore object. (CreateSemaphoreW)
CreateTarget

The IVdsSubSystemIscsi::CreateTarget method (vds.h) creates an iSCSI target.
CreateTarget

Creates an iSCSI target. (IVdsSubSystemIscsi.CreateTarget)
CreateVDisk

Creates a virtual disk.
CreateVolume

Creates a volume within the pack.
CreateVolume2

Creates a volume in a disk pack with an optional alignment parameter.
CreateVssBackupComponents

The CreateVssBackupComponents function (vsbackup.h) creates an IVssBackupComponents interface object and returns a pointer to it.
CreateVssBackupComponentsInternal

The CreateVssBackupComponents function (vsbackup.h) creates an IVssBackupComponents interface object and returns a pointer to it.
CreateVssExamineWriterMetadata

The CreateVssExamineWriterMetadata function (vsbackup.h) creates an IVssExamineWriterMetadata object.
CreateVssExamineWriterMetadataInternal

The CreateVssExamineWriterMetadata function (vsbackup.h) creates an IVssExamineWriterMetadata object.
CreateVssExpressWriter

The CreateVssExpressWriter function (vswriter.h) creates an IVssExpressWriter interface object and returns a pointer to it.
CreateVssExpressWriterInternal

The CreateVssExpressWriterInternal function (vswriter.h) creates an IVssExpressWriter interface object and returns a pointer to it.
CreateWaitableTimerExW

Creates or opens a waitable timer object and returns a handle to the object.
CreateWaitableTimerW

Creates or opens a waitable timer object.
CreateWriter

This function is reserved for system use. (CreateWriter)
CreateWriterEx

This function is reserved for system use. (CreateWriterEx)
CVssWriter

CVssWriter is the constructor of the CVssWriter class object.
Delete

The IVdsIscsiPortalGroup::Delete method (vds.h) deletes the portal group.
Delete

The IVdsIscsiTarget::Delete function (vds.h) deletes the target and all of its portal groups if no LUNs are associated with the target.
Delete

Deletes the LUN and all of its plexes. Any data on the LUN is lost. VDS frees the extents allocated to the LUN. (IVdsLun.Delete)
Delete

Deletes the volume and all plexes, releasing the extents.
Delete

The IVdsIscsiPortalGroup::Delete (vdshwprv.h) method deletes the portal group.
Delete

The IVdsIscsiTarget::Delete (vdshwprv.h) method deletes the target and all of its portal groups if no LUNs are associated with the target.
Delete

The IVdsLun::Delete (vdshwprv.h) method deletes the LUN and all of its plexes. Any data on the LUN is lost. VDS frees the extents allocated to the LUN.
DeleteAccessPath

Removes the access path from the current volume.
DeleteCriticalSection

Releases all resources used by an unowned critical section object.
DeleteDriveLetter

Deletes a drive letter assigned to an OEM, ESP, or unknown partition.
DeleteEnclave

Deletes the specified enclave.
DeletePartition

Deletes a partition from a basic disk.
DeletePwrScheme

Deletes the specified power scheme.
DeleteSnapshots

The DeleteSnapshots method deletes one or more shadow copies or a shadow copy set.
DeleteSnapshots

Deletes specific snapshots, or all snapshots in a specified snapshot set.
DeleteSnapshots

Deletes one or more shadow copies or a shadow copy set.
DeleteSynchronizationBarrier

Deletes a synchronization barrier.
DeleteUnusedDiffAreas

Deletes all shadow copy storage areas (also called diff areas) on the specified volume that are not in use.
DeregisterEventSource

Closes the specified event log. (DeregisterEventSource)
Detach

Detaches a virtual disk.
DetachAndDelete

Detaches a virtual disk and deletes the backing files.
DEVICE_NOTIFY_CALLBACK_ROUTINE

An application's DeviceNotifyCallbackRoutine callback function is used for receiving power notifications.
DevicePowerClose

Frees all nodes in the device list and destroys the device list.
DevicePowerEnumDevices

Enumerates devices on the system that meet the specified criteria.
DevicePowerOpen

Initializes a device list by querying all the devices.
DevicePowerSetDeviceState

Modifies the specified data on the specified device.
DisableThreadLibraryCalls

Disables the DLL_THREAD_ATTACH and DLL_THREAD_DETACH notifications for the specified dynamic-link library (DLL).
DisableWriterClasses

The DisableWriterClasses method prevents a specific class of writers from receiving any events.
DisableWriterInstances

The DisableWriterInstances method disables a specified writer instance or instances.
DiscardVirtualMemory

Discards the memory contents of a range of memory pages, without decommitting the memory. The contents of discarded memory is undefined and must be rewritten by the application.
DisconnectNamedPipe

Disconnects the server end of a named pipe instance from a client process.
Dismount

Dismounts a mounted volume.
DoSnapshotSet

Commits all shadow copies in this set simultaneously.
EFFECTIVE_POWER_MODE_CALLBACK

Function class for effective power mode callback.
Eject

Ejects the media from the current device.
EnableWriterClasses

The EnableWriterClasses method enables the specified writers to receive all events.
EnclaveGetAttestationReport

Gets an enclave attestation report that describes the current enclave and is signed by the authority that is responsible for the type of the enclave.
EnclaveGetEnclaveInformation

Gets information about the currently executing enclave.
EnclaveSealData

Generates an encrypted binary large object (blob) from unencypted data.
EnclaveUnsealData

Decrypts an encrypted binary large object (blob).
EnclaveVerifyAttestationReport

Verifies an attestation report that was generated on the current system.
EndPrepareSnapshots

Is called once for the complete shadow copy set, after the last IVssHardwareSnapshotProvider::BeginPrepareSnapshot call.
EnterCriticalSection

Waits for ownership of the specified critical section object. The function returns when the calling thread is granted ownership.
EnterSynchronizationBarrier

Causes the calling thread to wait at a synchronization barrier until the maximum number of threads have entered the barrier.
EnumPwrSchemes

Enumerates all power schemes.
EscapeCommFunction

Directs the specified communications device to perform an extended function.
ExitWindows

Calls the ExitWindowsEx function to log off the interactive user.
ExitWindowsEx

Logs off the interactive user, shuts down the system, or shuts down and restarts the system.
Expand

Increases the size of a virtual disk to the maximum size available on a fixed or expandable disk.
ExposeSnapshot

The ExposeSnapshot method exposes a shadow copy as a drive letter, mounted folder, or file share.
Extend

Extends a LUN by a specified number of bytes. (IVdsLun.Extend)
Extend

Expands the size of the current volume by adding disk extents to each member of each plex.
Extend

The IVdsLun::Extend (vdshwprv.h) method extends a LUN by a specified number of bytes.
FastRecovery

This method is reserved for future use. (IVssBackupComponentsEx2.FastRecovery)
FillInLunInfo

Prompts the hardware provider to indicate whether it supports the corresponding disk device and correct any omissions in the VDS_LUN_INFORMATION structure.
FlushCache

The IVdsController::FlushCache (vds.h) method flushes the cache of the controller to a persistent store.
FlushCache

The IVdsController::FlushCache method (vdshwprv.h) flushes the cache of the controller to a persistent store.
FlushViewOfFile

Writes to the disk a byte range within a mapped view of a file.
Format

Formats a file system on the current volume.
FormatEx

Formats a file system volume on a partition.
FormatEx2

Formats a file system volume on a partition. This method is identical to the IVdsVolumeMF2::FormatEx method, except that formatting options are specified by using the Options parameter.
FormatPartition

Formats an existing OEM, ESP, or unknown partition. (IVdsAdvancedDisk.FormatPartition)
FormatPartitionEx

Formats an existing OEM, ESP, or unknown partition. (IVdsDiskPartitionMF.FormatPartitionEx)
FormatPartitionEx2

Formats an existing OEM, ESP, or unknown partition. This method is identical to the IVdsDiskPartitionMF::FormatPartition method, except that formatting options are specified by using the Options parameter.
FreeComponentInfo

The FreeComponentInfo method deallocates system resources devoted to the specified component information.
FreeLibrary

Frees the loaded dynamic-link library (DLL) module and, if necessary, decrements its reference count.
FreeLibraryAndExitThread

Decrements the reference count of a loaded dynamic-link library (DLL) by one, then calls ExitThread to terminate the calling thread.
FreeUserPhysicalPages

Frees physical memory pages that are allocated previously by using AllocateUserPhysicalPages or AllocateUserPhysicalPagesNuma.
FreeWriterMetadata

The FreeWriterMetadata method frees system resources allocated when IVssBackupComponents::GatherWriterMetadata was called.
FreeWriterStatus

The FreeWriterStatus method frees system resources allocated during the call to IVssBackupComponents::GatherWriterStatus.
GatherWriterMetadata

The GatherWriterMetadata method prompts each writer to send the metadata they have collected. The method will generate an Identify event to communicate with writers.
GatherWriterStatus

The GatherWriterStatus method prompts each writer to send a status message.
GetActivePwrScheme

Retrieves the index of the active power scheme.
GetAdditionalRestores

The GetAdditionalRestores method is used by a writer during incremental or differential restore operations to determine whether a given component will require additional restore operations to completely retrieve it.
GetAlternateLocation

The GetAlternateLocation method obtains an alternate location for a file set.
GetAlternateLocationMapping

The GetAlternateLocationMapping is used to return a file set's alternate location for file restoration. This method can be called by either a writer or a requester.
GetAlternateLocationMapping

The GetAlternateLocationMapping method obtains a specific alternate location mapping of a file set.
GetAlternateLocationMappingCount

The GetAlternateLocationMappingCount method returns the number of alternate location mappings used by a requester in restoring data. Either a writer or a requester can call this method.
GetAttributes

Returns the attributes of a storage pool. (IVdsStoragePool.GetAttributes)
GetAttributes

The IVdsStoragePool::GetAttributes (vdshwprv.h) method returns the attributes of a storage pool.
GetAuthoritativeRestore

Determines whether a requester has marked the restore of a component as authoritative for a replicated data store.
GetBackupMetadata

The GetBackupMetadata method retrieves private, writer-specific backup metadata that might have been set during a PrepareForBackup event by CVssWriter::OnPrepareBackup using IVssComponent::SetBackupMetadata.
GetBackupOptions

The GetBackupOptions method returns the backup options specified to the writer that manages the currently selected component or component set by a requester using IVssBackupComponents::SetBackupOptions.
GetBackupSchema

The GetBackupSchema method is used by a requester to determine from the Writer Metadata Document the types of backup operations that a given writer can participate in.
GetBackupStamp

The GetBackupStamp method returns the backup stamp string stored by a writer for a given component.
GetBackupSucceeded

The GetBackupSucceeded method returns the status of a complete attempt at backing up all the files of a selected component or component set as a VSS_FILE_RESTORE_STATUS enumeration.
GetBackupType

The GetBackupType method indicates the type of backup to be performed.
GetBackupTypeMask

The GetBackupTypeMask method returns the file backup specification for the files specified by the current file descriptor as a bit mask (or bitwise OR) of VSS_FILE_SPEC_BACKUP_TYPE values.
GetCommConfig

Retrieves the current configuration of a communications device.
GetCommMask

Retrieves the value of the event mask for a specified communications device.
GetCommModemStatus

Retrieves the modem control-register values.
GetCommPorts

Gets an array that contains the well-formed COM ports.
GetCommProperties

Retrieves information about the communications properties for a specified communications device.
GetCommState

Retrieves the current control settings for a specified communications device.
GetCommTimeouts

Retrieves the time-out parameters for all read and write operations on a specified communications device.
GetComponent

The GetComponent method returns an IVssComponent interface to one of a given writer's components explicitly stored in the Backup Components Document.
GetComponent

The GetComponent method obtains a Writer Metadata Document for a specified backup component.
GetComponentCount

The GetComponentCount method returns the number of a given writer's components explicitly stored in the Backup Components Document.
GetComponentInfo

The GetComponentInfo method obtains basic information about the specified writer metadata component.
GetComponentName

The GetComponentName method returns the logical name of this component.
GetComponentName

The GetComponentName method retrieves the name of a component that the current component depends on in an explicit writer-component dependency.
GetComponentType

The GetComponentType method returns the type of this component in terms of the VSS_COMPONENT_TYPE enumeration.
GetConnectedInitiators

Returns the list of iSCSI names of the initiators currently logged into the target. (IVdsIscsiTarget.GetConnectedInitiators)
GetConnectedInitiators

The IVdsIscsiTarget::GetConnectedInitiators (vdshwprv.h) method returns the list of iSCSI names of the initiators currently logged into the target.
GetContext

The GetContext information returns the current context for any ongoing or possible shadow copies.
GetController

The IVdsControllerPort::GetController (vds.h) method returns the controller to which the controller port belongs.
GetController

The IVdsControllerPort::GetController method (vdshwprv.h) returns the controller to which the controller port belongs.
GetCurrentLevel

The GetCurrentLevel method returns the current application level.
GetCurrentPowerPolicies

Retrieves the current system power policy settings.
GetCurrentSnapshotSetId

The GetCurrentSnapshotSetId method returns the unique identifier of the shadow copy set.
GetCurrentVolumeArray

The GetCurrentVolumeArray method returns the names of the original volumes and the UNC paths of the original remote file shares that belong to the shadow copy set as an array of null-terminated wide character strings.Windows 7, Windows Server 2008 R2, Windows Vista, Windows Server 2008, Windows XP and Windows Server 2003:  Remote file shares are not supported until Windows 8 and Windows Server 2012.
GetCurrentVolumeCount

The GetCurrentVolumeCount method returns the number of volumes in the shadow copy set.
GetDatabaseFile

The GetDatabaseFile method obtains an IVssWMFiledesc object containing information about the specified database backup component file.
GetDatabaseLogFile

The GetDatabaseLogFile method obtains a file descriptor for the log file associated with the specified database backup component.
GetDefaultCommConfigA

Retrieves the default configuration for the specified communications device. (ANSI)
GetDefaultCommConfigW

Retrieves the default configuration for the specified communications device. (Unicode)
GetDependency

The GetDependency method returns an instance of the IVssWMDependency interface containing accessors for obtaining information about explicit writer-component dependencies of one of the current components.
GetDeviceName

Returns the device name for the volume where the virtual disk resides.
GetDevicePowerState

Retrieves the current power state of the specified device.
GetDifferencedFile

The GetDifferencedFile method returns information about a file set (a specified file or files) to participate in an incremental or differential backup or restore as a differenced file that is, backup and restores associated with it are to be implemented as if entire files are copied to and from backup media (as opposed to using partial files).
GetDifferencedFilesCount

Returns the number of file specifications in this component (and in any subcomponents of the component set it defines) marked by a writer supporting an incremental backup or restore as differenced files.
GetDirectedTarget

The GetDirectedTarget method returns information stored by a writer, at backup time, to the Backup Components Document to indicate that when a file is to be restored, it (the source file) should be remapped.
GetDirectedTargetCount

The GetDirectedTargetCount method returns the number of directed target specifications associated with the current component. Either a writer or a requester can call this method.
GetDiskFromVDisk

Returns an IVdsDisk interface pointer for a virtual disk given an IVdsVDisk interface pointer.
GetDiskIdFromLunInfo

Retrieves the VDS object ID for the disk that corresponds to a specified LUN.
GetDllDirectoryA

Retrieves the application-specific portion of the search path used to locate DLLs for the application. (ANSI)
GetDllDirectoryW

Retrieves the application-specific portion of the search path used to locate DLLs for the application. (Unicode)
GetDocument

Not supported. (IVssCreateWriterMetadata.GetDocument)
GetDocument

Not supported. (IVssExamineWriterMetadata.GetDocument)
GetDrive

Returns the specified drive. (IVdsSubSystem.GetDrive)
GetDrive

Returns the specified drive. (IVdsSubSystem.GetDrive)
GetDrive2

Returns the specified drive. This method is identical to the IVdsSubSystem::GetDrive method, except that it includes the enclosure number as a parameter. (IVdsSubSystem2.GetDrive2)
GetDrive2

Returns the specified drive. This method is identical to the IVdsSubSystem::GetDrive method, except that it includes the enclosure number as a parameter. (IVdsSubSystem2.GetDrive2)
GetDriveLetter

Returns the drive letter assigned to an OEM, ESP, or unknown partition.
GetEventLogInformation

Retrieves information about the specified event log.
GetExcludeFile

The GetExcludeFile method obtains information about files that have been explicitly excluded from backup for a given writer.
GetExcludeFromSnapshotCount

Obtains the number of file sets that have been explicitly excluded from a given shadow copy.
GetExcludeFromSnapshotFile

Obtains information about file sets that have been explicitly excluded from a given shadow copy.
GetFailure

VSS requesters call this method to retrieve component-level errors reported by writers.
GetFile

The GetFile method obtains a file descriptor associated with a file group.
GetFileCounts

The GetFileCounts method obtains excluded files and the number of components that a writer manages.
GetFileRestoreStatus

The GetFileRestoreStatus method returns the status of a completed attempt to restore all the files of a selected component or component set as a VSS_FILE_RESTORE_STATUS enumeration.
GetFilespec

The GetFilespec method returns the file specification used to obtain the list of files that the current IVssWMFiledesc object is a member of.
GetFileSystemProperties

Returns property details about the file system on the current volume.
GetFileSystemTypeName

Retrieves the name of the file system on a volume.
GetHostVolume

Returns an interface pointer to the volume object for the volume where the virtual disk resides.
GetIdentificationData

Retrieves information that uniquely identifies a disk.
GetIdentificationData

Returns data from the SCSI Inquiry Data and Vital Product Data pages 0x80 and 0x83. (IVdsLun.GetIdentificationData)
GetIdentificationData

The IVdsLun::GetIdentificationData (vdshwprv.h) method returns data from the SCSI Inquiry Data and Vital Product Data pages 0x80 and 0x83.
GetIdentifyInformation

Obtains the metadata that the writer's OnIdentify or OnIdentifyEx method previously reported.
GetIdentity

The GetIdentity method obtains basic information about a specific writer instance.
GetIdentityEx

The GetIdentityEx method obtains the writer instance name and other basic information about a specific writer instance.
GetImportTarget

Returns the Volume Shadow Copy service (VSS) import target for the computer for this subsystem.
GetIncludeFile

Not supported. (IVssExamineWriterMetadata.GetIncludeFile)
GetInitiatorAdapter

Returns the initiator adapter to which the initiator portal belongs.
GetInitiatorName

Returns the iSCSI name of the local initiator service.
GetIpsecSecurity

Not supported.This method is reserved for future use. (IVdsIscsiInitiatorPortal.GetIpsecSecurity)
GetIpsecSecurity

The IVdsIscsiPortal::GetIpsecSecurity method (vds.h) is not supported and is reserved for future use.
GetIpsecSecurity

The IVdsIscsiPortal::GetIpsecSecurity (vdshwprv.h) method is not supported but is reserved for future use.
GetLargePageMinimum

Retrieves the minimum size of a large page.
GetLoadBalancePolicy

Returns the current load balance policy on the LUN. (IVdsLunMpio.GetLoadBalancePolicy)
GetLoadBalancePolicy

The IVdsLunMpio::GetLoadBalancePolicy (vdshwprv.h) method returns the current load balance policy on the LUN.
GetLogicalPath

The GetLogicalPath method returns the logical path of this component.
GetLogicalPath

The GetLogicalPath method retrieves the logical path of a component that the current component depends on in explicit writer-component dependency.
GetLun

Returns the LUN to which the plex belongs. (IVdsLunPlex.GetLun)
GetLun

The IVdsLunPlex::GetLun (vdshwprv.h) method returns the LUN to which the plex belongs.
GetLunNumber

Retrieves the LUN number for a LUN. (IVdsLunNumber.GetLunNumber)
GetLunNumber

The IVdsLunNumber::GetLunNumber (vdshwprv.h) method retrieves the LUN number for a LUN.
GetMailslotInfo

Retrieves information about the specified mailslot.
GetMemoryErrorHandlingCapabilities

Gets the memory error handling capabilities of the system.
GetMinDiffAreaSize

Returns the current minimum size of the shadow copy storage area.
GetModuleFileNameA

Retrieves the fully qualified path for the file that contains the specified module. The module must have been loaded by the current process. (ANSI)
GetModuleFileNameW

Retrieves the fully qualified path for the file that contains the specified module. The module must have been loaded by the current process. (Unicode)
GetModuleHandleA

Retrieves a module handle for the specified module. The module must have been loaded by the calling process. (ANSI)
GetModuleHandleExA

Retrieves a module handle for the specified module and increments the module's reference count unless GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT is specified. The module must have been loaded by the calling process. (ANSI)
GetModuleHandleExW

Retrieves a module handle for the specified module and increments the module's reference count unless GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT is specified. The module must have been loaded by the calling process. (Unicode)
GetModuleHandleW

Retrieves a module handle for the specified module. The module must have been loaded by the calling process. (Unicode)
GetNamedPipeClientComputerNameA

Retrieves the client computer name for the specified named pipe.
GetNamedPipeClientComputerNameW

The GetNamedPipeClientComputerNameW (Unicode) function (winbase.h) retrieves the client computer name for the specified named pipe.
GetNamedPipeClientProcessId

Retrieves the client process identifier for the specified named pipe.
GetNamedPipeClientSessionId

Retrieves the client session identifier for the specified named pipe.
GetNamedPipeHandleStateA

Retrieves information about a specified named pipe.
GetNamedPipeHandleStateW

The GetNamedPipeHandleStateW (Unicode) function (winbase.h) retrieves information about a specified named pipe.
GetNamedPipeInfo

Retrieves information about the specified named pipe.
GetNamedPipeServerProcessId

Retrieves the server process identifier for the specified named pipe.
GetNamedPipeServerSessionId

Retrieves the server session identifier for the specified named pipe.
GetNewTarget

The GetNewTarget method returns the new file restoration locations for the selected component or component set.
GetNewTargetCount

The GetNewTargetCount method returns the number of new target restore locations associated with a given component.
GetNumberOfEventLogRecords

Retrieves the number of records in the specified event log.
GetObject

Returns an object pointer for the identified object.
GetObject

Returns the specified object.
GetOldestEventLogRecord

Retrieves the absolute record number of the oldest record in the specified event log.
GetPack

Returns the disk pack to which the current disk is a member.
GetPack

Retrieves the pack to which the volume is a member.
GetPartialFile

The GetPartialFile method returns information on a partial file associated with this component.
GetPartialFileCount

The GetPartialFileCount method returns the number of partial files associated with a component.
GetPartitionFileSystemProperties

Returns property details about the file system on a partition on the disk at a specified byte offset.
GetPartitionFileSystemTypeName

Retrieves the name of the file system on a partition on the disk at a specified byte offset.
GetPartitionProperties

Returns the properties of the partition identified by the partition offset.
GetPath

The GetPath method obtains the fully qualified directory path or the UNC path of the remote file share to obtain the list of files described in the current IVssWMFiledesc object.
GetPathInfo

Returns an array of VDS_PATH_INFO structures, one for each path to the LUN. (IVdsLunMpio.GetPathInfo)
GetPathInfo

The IVdsLunMpio::GetPathInfo (vdshwprv.h) method returns an array of VDS_PATH_INFO structures, one for each path to the LUN.
GetPhysicallyInstalledSystemMemory

Retrieves the amount of RAM that is physically installed on the computer.
GetPortProperties

The IVdsController::GetPortProperties (vds.h) method returns the properties of the specified controller port.
GetPortProperties

The IVdsController::GetPortProperties method (vdshwprv.h) returns the properties of the specified controller port.
GetPostRestoreFailureMsg

The GetPostRestoreFailureMsg method returns the failure message generated by a writer while handling the PostRestore event, if IVssComponent::SetPostRestoreFailureMsg set one.
GetPostSnapshotFailureMsg

Returns the PostSnapshot failure message string that a writer has set for a given component.
GetPrepareForBackupFailureMsg

Returns the PrepareForBackup failure message string that a writer has set for a given component.
GetPreRestoreFailureMsg

The GetPreRestoreFailureMsg method retrieves the error message generated by a writer while handling the PreRestore event, if IVssComponent::SetPreRestoreFailureMsg set one.
GetPreviousBackupStamp

The GetPreviousBackupStamp method returns a previous backup stamp loaded by a requester in the Backup Components Document. The value is used by a writer when deciding if files should participate in differential or incremental backup operation.
GetProcAddress

Retrieves the address of an exported function or variable from the specified dynamic-link library (DLL).
GetProcessDEPPolicy

Gets the data execution prevention (DEP) and DEP-ATL thunk emulation settings for the specified 32-bit process.Windows XP with SP3:  Gets the DEP and DEP-ATL thunk emulation settings for the current process.
GetProcessHeap

Retrieves a handle to the default heap of the calling process.
GetProcessHeaps

Returns the number of active heaps and retrieves handles to all of the active heaps for the calling process.
GetProperties

The IVdsController::GetProperties (vds.h) method returns the properties of a controller.
GetProperties

The IVdsControllerPort::GetProperties (vds.h) method retrieves the properties of a controller port.
GetProperties

Returns property information for a disk.
GetProperties

The IVdsDrive::GetProperties method (vds.h) returns the properties of a drive object.
GetProperties

Retrieves the properties of an HBA port.
GetProperties

Returns the properties of an initiator adapter.
GetProperties

Returns the properties of an initiator portal.
GetProperties

The IVdsIscsiPortal::GetProperties method (vds.h) returns the properties of a portal.
GetProperties

The IVdsIscsiPortalGroup::GetProperties method (vds.h) returns the properties of a portal group.
GetProperties

Returns the properties of an iSCSI target. (IVdsIscsiTarget.GetProperties)
GetProperties

Returns the properties of a LUN object. (IVdsLun.GetProperties)
GetProperties

Returns the properties of the LUN plex. (IVdsLunPlex.GetProperties)
GetProperties

Returns the property details of a pack object.
GetProperties

Returns the properties of a provider. (IVdsProvider.GetProperties)
GetProperties

Returns the properties of VDS.
GetProperties

Returns the properties of a storage pool. (IVdsStoragePool.GetProperties)
GetProperties

Returns the properties of a subsystem. (IVdsSubSystem.GetProperties)
GetProperties

Returns disk property information for the volume where the virtual disk resides.
GetProperties

Returns property details of the current volume.
GetProperties

Returns the property details of the current volume plex.
GetProperties

The IVdsController::GetProperties method (vdshwprv.h) returns the properties of a controller.
GetProperties

The IVdsControllerPort::GetProperties method (vdshwprv.h) retrieves the properties of a controller port.
GetProperties

The IVdsDrive::GetProperties (vdshwprv.h) method returns the properties of a drive object.
GetProperties

The IVdsIscsiPortal::GetProperties (vdshwprv.h) method returns the properties of a portal.
GetProperties

The IVdsIscsiPortalGroup::GetProperties (vdshwprv.h) method returns the properties of a portal group.
GetProperties

The IVdsIscsiTarget::GetProperties (vdshwprv.h) method returns the properties of an iSCSI target.
GetProperties

The IVdsLun::GetProperties (vdshwprv.h) method returns the properties of a LUN object.
GetProperties

The IVdsLunPlex::GetProperties (vdshwprv.h) method returns the properties of the LUN plex.
GetProperties

The IVdsProvider::GetProperties (vdshwprv.h) method returns the properties of a provider.
GetProperties

The IVdsStoragePool::GetProperties (vdshwprv.h) method returns the properties of a storage pool.
GetProperties

Returns the properties of a subsystem. (IVdsSubSystem.GetProperties)
GetProperties2

Returns property information for a disk. This method is identical to the IVdsDisk::GetProperties method, except that it returns a VDS_DISK_PROP2 structure instead of a VDS_DISK_PROP structure.
GetProperties2

The IVdsDrive2::GetProperties2 method (vds.h) returns the properties of a drive object.
GetProperties2

Returns the properties of a subsystem. This method is identical to the IVdsSubSystem::GetProperties method, except that it returns a VDS_SUB_SYSTEM_PROP2 structure instead of a VDS_SUB_SYSTEM_PROP structure. (IVdsSubSystem2.GetProperties2)
GetProperties2

Returns property information for the current volume. This method is identical to the IVdsVolume::GetProperties method, except that it returns a VDS_VOLUME_PROP2 structure instead of a VDS_VOLUME_PROP structure.
GetProperties2

The IVdsDrive2::GetProperties2 (vdshwprv.h) method returns the properties of a drive object.
GetProperties2

Returns the properties of a subsystem. This method is identical to the IVdsSubSystem::GetProperties method, except that it returns a VDS_SUB_SYSTEM_PROP2 structure instead of a VDS_SUB_SYSTEM_PROP structure. (IVdsSubSystem2.GetProperties2)
GetProvider

Returns the software provider associated with a pack.
GetProvider

Returns the hardware provider that manages the storage pool. (IVdsStoragePool.GetProvider)
GetProvider

The IVdsSubSystem::GetProvider method (vds.h) returns the provider that manages the subsystem.
GetProvider

The IVdsStoragePool::GetProvider (vdshwprv.h) method returns the hardware provider that manages the storage pool.
GetProvider

Returns the provider that manages the subsystem. (IVdsSubSystem.GetProvider)
GetProviderCapabilities

This method is reserved for future use. (IVssHardwareSnapshotProviderEx.GetProviderCapabilities)
GetProviderMgmtInterface

Returns an interface to further configure the system provider.
GetProviderType

The IVdsHwProviderType::GetProviderType method (vds.h) retrieves the type of the hardware provider.
GetProviderType

The IVdsHwProviderType::GetProviderType (vdshwprv.h) method retrieves the type of the hardware provider.
GetProviderType2

The IVdsHwProviderType2::GetProviderType2 method (vds.h) retrieves the type of the hardware provider.
GetProviderType2

The IVdsHwProviderType2::GetProviderType2 (vdshwprv.h) method retrieves the type of the hardware provider.
GetPwrCapabilities

Retrieves information about the system power capabilities.
GetPwrDiskSpindownRange

Retrieves the disk spindown range.
GetRecursive

Indicates whether the list of files described in a IVssWMFiledesc object with a root directory returned by IVssWMFiledesc::GetPath contains only files in that directory.
GetRestoreMetadata

The GetRestoreMetadata method retrieves private, writer-specific restore metadata that might have been set during a PreRestore event by CVssWriter::OnPreRestore using IVssComponent::SetRestoreMetadata.
GetRestoreMethod

The GetRestoreMethod method returns information about how a writer wants its data to be restored.
GetRestoreName

Obtains the logical name assigned to a component that is being restored.
GetRestoreOptions

The GetRestoreOptions method gets the restore options specified to the current writer by a requester using IVssBackupComponents::SetRestoreOptions.
GetRestoreSubcomponent

The GetRestoreSubcomponent method returns the specified subcomponent associated with a given component.
GetRestoreSubcomponentCount

The GetRestoreSubcomponentCount method returns the number of subcomponents associated with a component.
GetRestoreTarget

The GetRestoreTarget method returns the restore target (in terms of the VSS_RESTORE_TARGET enumeration) for the current component.
GetRestoreType

The GetRestoreType method returns the type of restore a writer is participating in.
GetRollForward

Obtains the roll-forward operation type for a component and obtains the restore point for a partial roll-forward operation.
GetRootAndLogicalPrefixPaths

Normalizes a local volume path or UNC share path so that it can be passed to the IVssBackupComponents::AddToSnapshotSet method.
GetSANPolicy

Gets the disk SAN policy for the operating system.
GetSessionId

Returns the writer's session identifier.
GetSessionId

Returns the requester's session identifier.
GetSnapshotDeviceName

The GetSnapshotDeviceName method returns the name of the device that hosts the shadow copy of the specified volume or file share.
GetSnapshotProperties

The GetSnapshotProperties method gets the properties of the specified shadow copy.
GetSnapshotProperties

Gets the VSS_SNAPSHOT_PROP structure for a file share snapshot.
GetSnapshotProperties

Gets the properties of the specified shadow copy.
GetSubSystem

The IVdsController::GetSubSystem (vds.h) method returns the subsystem to which the controller belongs.
GetSubSystem

The IVdsDrive::GetSubSystem method (vds.h) returns the subsystem to which the drive belongs.
GetSubSystem

The IVdsIscsiPortal::GetSubSystem method (vds.h) returns the subsystem to which the portal belongs.
GetSubSystem

Returns the subsystem to which the target belongs. (IVdsIscsiTarget.GetSubSystem)
GetSubSystem

Returns the subsystem that surfaces the LUN. (IVdsLun.GetSubSystem)
GetSubSystem

The IVdsController::GetSubSystem method (vdshwprv.h) returns the subsystem to which the controller belongs.
GetSubSystem

The IVdsDrive::GetSubSystem (vdshwprv.h) method returns the subsystem to which the drive belongs.
GetSubSystem

The IVdsIscsiPortal::GetSubSystem (vdshwprv.h) method returns the subsystem to which the portal belongs.
GetSubSystem

The IVdsIscsiTarget::GetSubSystem (vdshwprv.h) method returns the subsystem to which the target belongs.
GetSubSystem

The IVdsLun::GetSubSystem (vdshwprv.h) method returns the subsystem that surfaces the LUN.
GetSupportedInterconnects

The IVdsSubSystemInterconnect::GetSupportedInterconnects method (vds.h) returns the interconnect types that the subsystem supports.
GetSupportedInterconnects

Returns the interconnect types that the subsystem supports. (IVdsSubSystemInterconnect.GetSupportedInterconnects)
GetSupportedLbPolicies

Retrieves the load balance policies that are supported by the hardware provider. (IVdsLunMpio.GetSupportedLbPolicies)
GetSupportedLbPolicies

The IVdsLunMpio::GetSupportedLbPolicies (vdshwprv.h) method retrieves the load balance policies that are supported by the hardware provider.
GetSystemDEPPolicy

Gets the data execution prevention (DEP) policy setting for the system.
GetSystemFileCacheSize

Retrieves the current size limits for the working set of the system cache.
GetSystemPowerStatus

Retrieves the power status of the system. The status indicates whether the system is running on AC or DC power, whether the battery is currently charging, how much battery life remains, and if battery saver is on or off.
GetTarget

The IVdsIscsiPortalGroup::GetTarget method (vds.h) returns the target to which the portal group belongs.
GetTarget

The IVdsIscsiPortalGroup::GetTarget (vdshwprv.h) method returns the target to which the portal group belongs.
GetTargetLuns

Prompts the hardware provider to initialize the VDS_LUN_INFORMATION structures for the newly created shadow copy LUNs.
GetVDiskFromDisk

Returns an IVdsVDisk interface pointer for the virtual disk given an IVdsDisk interface pointer.
GetVersion

Obtains the version information for a writer application.
GetVersionSupport

Returns a bitmask of values enumerated by VDS_VERSION_SUPPORT_FLAG indicating the versions of the VDS interfaces supported by this provider. (IVdsProviderSupport.GetVersionSupport)
GetVersionSupport

The IVdsProviderSupport::GetVersionSupport (vdshwprv.h) method returns a bitmask of values enumerated by VDS_VERSION_SUPPORT_FLAG indicating the versions of the VDS interfaces.
GetVolume

Returns the volume to which the current plex is a member.
GetVolumeProtectLevel

Gets the shadow copy protection level and status for the specified volume.
GetWriterComponents

The GetWriterComponents method is used to return information about those components of a given writer that have been stored in a requester's Backup Components Document.
GetWriterComponentsCount

The GetWriterComponentsCount method returns the number of writers whose components have been added to a requester's Backup Components Document.
GetWriterId

The GetWriterId method retrieves the class ID of a writer containing a component that the current component depends on in an explicit writer-component dependency.
GetWriterInfo

The GetWriterInfo method gets the instance and class identifier of the writer responsible for the components.
GetWriterMetadata

The GetWriterMetadata method returns the metadata for a specific writer running on the system.
GetWriterMetadataCount

The GetWriterMetadataCount method returns the number of writers with metadata.
GetWriterMetadataEx

The GetWriterMetadataEx method returns the metadata for a specific writer instance running on the system.
GetWriterStatus

The GetWriterStatus method returns the status of the specified writer.
GetWriterStatusCount

The GetWriterStatusCount method returns the number of writers with status.
GetWriterStatusEx

Returns extended status information for the specified writer.
GetWriteWatch

Retrieves the addresses of the pages that are written to in a region of virtual memory.
GlobalAlloc

Allocates the specified number of bytes from the heap. (GlobalAlloc)
GlobalDiscard

Discards the specified global memory block.
GlobalFlags

Retrieves information about the specified global memory object.
GlobalFree

Frees the specified global memory object and invalidates its handle.
GlobalHandle

Retrieves the handle associated with the specified pointer to a global memory block.
GlobalLock

Locks a global memory object and returns a pointer to the first byte of the object's memory block.
GlobalMemoryStatus

Retrieves information about the system's current usage of both physical and virtual memory. (GlobalMemoryStatus)
GlobalMemoryStatusEx

Retrieves information about the system's current usage of both physical and virtual memory. (GlobalMemoryStatusEx)
GlobalReAlloc

Changes the size or attributes of a specified global memory object. The size can increase or decrease.
GlobalSize

Retrieves the current size of the specified global memory object, in bytes.
GlobalUnlock

Decrements the lock count associated with a memory object that was allocated with GMEM_MOVEABLE.
HeapAlloc

Allocates a block of memory from a heap. The allocated memory is not movable.
HeapCompact

Returns the size of the largest committed free block in the specified heap. If the Disable heap coalesce on free global flag is set, this function also coalesces adjacent free blocks of memory in the heap.
HeapCreate

Creates a private heap object that can be used by the calling process. The function reserves space in the virtual address space of the process and allocates physical storage for a specified initial portion of this block.
HeapDestroy

Destroys the specified heap object. It decommits and releases all the pages of a private heap object, and it invalidates the handle to the heap.
HeapFree

Frees a memory block allocated from a heap by the HeapAlloc or HeapReAlloc function.
HeapLock

Attempts to acquire the critical section object, or lock, that is associated with a specified heap.
HeapQueryInformation

Retrieves information about the specified heap.
HeapReAlloc

Reallocates a block of memory from a heap. This function enables you to resize a memory block and change other memory block properties.
HeapSetInformation

Enables features for a specified heap.
HeapSize

Retrieves the size of a memory block allocated from a heap by the HeapAlloc or HeapReAlloc function.
HeapUnlock

Releases ownership of the critical section object, or lock, that is associated with a specified heap.
HeapValidate

Validates the specified heap. The function scans all the memory blocks in the heap and verifies that the heap control structures maintained by the heap manager are in a consistent state.
HeapWalk

Enumerates the memory blocks in the specified heap.
ImportSnapshots

Imports shadow copies transported from a different machine.
Initialize

Initializes a CVssWriter object and allows a writer application to interact with VSS.
InitializeConditionVariable

Initializes a condition variable.
InitializeCriticalSection

Initializes a critical section object.
InitializeCriticalSectionAndSpinCount

Initializes a critical section object and sets the spin count for the critical section.
InitializeCriticalSectionEx

Initializes a critical section object with a spin count and optional flags.
InitializeEnclave

Initializes an enclave that you created and loaded with data.
InitializeEx

Initializes a CVssWriterEx object and allows a writer application to interact with VSS. Unlike the Initialize method, the InitializeEx method allows the caller to specify writer version information.
InitializeForBackup

The InitializeForBackup method initializes the backup components metadata in preparation for backup.
InitializeForRestore

The InitializeForRestore method initializes the IVssBackupComponents interface in preparation for a restore operation.
InitializeSRWLock

Initialize a slim reader/writer (SRW) lock.
InitializeSynchronizationBarrier

Initializes a new synchronization barrier.
InitiateShutdownA

Initiates a shutdown and restart of the specified computer, and restarts any applications that have been registered for restart. (ANSI)
InitiateShutdownW

Initiates a shutdown and restart of the specified computer, and restarts any applications that have been registered for restart. (Unicode)
InitiateSystemShutdownA

Initiates a shutdown and optional restart of the specified computer. (ANSI)
InitiateSystemShutdownExA

Initiates a shutdown and optional restart of the specified computer, and optionally records the reason for the shutdown. (ANSI)
InitiateSystemShutdownExW

Initiates a shutdown and optional restart of the specified computer, and optionally records the reason for the shutdown. (Unicode)
InitiateSystemShutdownW

Initiates a shutdown and optional restart of the specified computer. (Unicode)
InitOnceBeginInitialize

Begins one-time initialization.
InitOnceComplete

Completes one-time initialization started with the InitOnceBeginInitialize function.
InitOnceExecuteOnce

Executes the specified function successfully one time. No other threads that specify the same one-time initialization structure can execute the specified function while it is being executed by the current thread.
InitOnceInitialize

Initializes a one-time initialization structure.
InstallAlternateWriter

Not supported. (CVssWriter.InstallAlternateWriter)
InvalidateCache

The IVdsController::InvalidateCache (vds.h) method invalidates the cache of the controller. All data in the cache is lost.
InvalidateCache

The IVdsController::InvalidateCache method (vdshwprv.h) invalidates the cache of the controller.
IsBadCodePtr

Determines whether the calling process has read access to the memory at the specified address.
IsBadReadPtr

Verifies that the calling process has read access to the specified range of memory. (IsBadReadPtr)
IsBadStringPtrA

Verifies that the calling process has read access to the specified range of memory. (IsBadStringPtrA)
IsBadStringPtrW

Verifies that the calling process has read access to the specified range of memory. (IsBadStringPtrW)
IsBadWritePtr

Verifies that the calling process has write access to the specified range of memory.
IsBootableSystemStateBackedUp

The IsBootableSystemStateBackedUp method indicates whether the bootable state will be backed up.
IsEnclaveTypeSupported

Retrieves whether the specified type of enclave is supported.
IsPartialFileSupportEnabled

The IsPartialFileSupportEnabled method determines whether partial file support is enabled or disabled.
IsPathAffected

The IsPathAffected method determines whether the specified directory or file is included in the current shadow copy set. The path for the directory or file can be a local path or a UNC path of a remote file share.
IsPathSnapshotted

Determines whether the given Universal Naming Convention (UNC) path currently has any snapshots.
IsPathSupported

Determines whether the given Universal Naming Convention (UNC) path is supported by this provider.
IsPwrHibernateAllowed

Determines whether the computer supports hibernation.
IsPwrShutdownAllowed

Determines whether the computer supports the soft off power state.
IsPwrSuspendAllowed

Determines whether the computer supports the sleep states.
IsSelectedForRestore

The IsSelectedForRestore method determines whether the current component has been selected to be restored.
IsServiceReady

Returns the initialization status of VDS.
IsSystemResumeAutomatic

Determines the current state of the computer.
IsVolumeSnapshotted

The IsVolumeSnapshotted function (vsbackup.h) determines whether any shadow copies exist for the specified volume.
IsVolumeSnapshotted

Determines whether any shadow copies exist for the specified volume.
IsVolumeSnapshottedInternal

The IsVolumeSnapshottedInternal function (vsbackup.h) determines whether any shadow copies exist for the specified volume.
IsVolumeSupported

The IsVolumeSupported method determines whether the specified provider supports shadow copies on the specified volume or remote file share.
IsVolumeSupported

Determines whether the provider supports shadow copies on the specified volume.
IsWriterShuttingDown

Determines whether the writer is shutting down.
LeaveCriticalSection

Releases ownership of the specified critical section object.
LoadEnclaveData

Loads data into an uninitialized enclave that you created by calling CreateEnclave.
LoadEnclaveImageA

Loads an image and all of its imports into an enclave. (ANSI)
LoadEnclaveImageW

Loads an image and all of its imports into an enclave. (Unicode)
LoadFromXML

The LoadFromXML method loads an XML document that contains a writer's metadata document into an IVssExamineWriterMetadata interface.
LoadLibraryA

Loads the specified module into the address space of the calling process. (LoadLibraryA)
LoadLibraryExA

Loads the specified module into the address space of the calling process. (LoadLibraryExA)
LoadLibraryExW

Loads the specified module into the address space of the calling process. (LoadLibraryExW)
LoadLibraryW

Loads the specified module into the address space of the calling process. (LoadLibraryW)
LoadMetadata

Causes VSS to load the writer's metadata from a string instead of the express writer metadata store.
LoadModule

Loads and executes an application or creates a new instance of an existing application.
LoadPackagedLibrary

Loads the specified packaged module and its dependencies into the address space of the calling process.
LoadService

Launches VDS on the specified computer and returns a pointer to the service object.
LocalAlloc

Allocates the specified number of bytes from the heap. (LocalAlloc)
LocalDiscard

Discards the specified local memory object. The lock count of the memory object must be zero.
LocalFlags

Retrieves information about the specified local memory object.
LocalFree

Frees the specified local memory object and invalidates its handle.
LocalHandle

Retrieves the handle associated with the specified pointer to a local memory object.
LocalLock

Locks a local memory object and returns a pointer to the first byte of the object's memory block.
LocalReAlloc

Changes the size or the attributes of a specified local memory object. The size can increase or decrease.
LocalSize

Retrieves the current size of the specified local memory object, in bytes.
LocalUnlock

Decrements the lock count associated with a memory object that was allocated with LMEM_MOVEABLE.
LocateLuns

Prompts the hardware provider to make the shadow copy LUNs visible to the computer.
LockWorkStation

Locks the workstation's display.
LoginToTarget

Performs a manual login to an iSCSI target.
LogoutFromTarget

Performs a manual logout from an iSCSI target on all iSCSI sessions to the specified target.
MapUserPhysicalPages

Maps previously allocated physical memory pages at a specified address in an Address Windowing Extensions (AWE) region. (MapUserPhysicalPages)
MapUserPhysicalPagesScatter

Maps previously allocated physical memory pages at a specified address in an Address Windowing Extensions (AWE) region. (MapUserPhysicalPagesScatter)
MapViewOfFile

Maps a view of a file mapping into the address space of a calling process.
MapViewOfFile2

Maps a view of a file or a pagefile-backed section into the address space of the specified process. (MapViewOfFile2)
MapViewOfFile3

Maps a view of a file or a pagefile-backed section into the address space of the specified process. (MapViewOfFile3)
MapViewOfFile3FromApp

Maps a view of a file mapping into the address space of a calling Windows Store app. (MapViewOfFile3FromApp)
MapViewOfFileEx

Maps a view of a file mapping into the address space of a calling process. A caller can optionally specify a suggested base memory address for the view.
MapViewOfFileExNuma

Maps a view of a file mapping into the address space of a calling process and specifies the NUMA node for the physical memory.
MapViewOfFileFromApp

Maps a view of a file mapping into the address space of a calling Windows Store app. (MapViewOfFileFromApp)
MapViewOfFileNuma2

Maps a view of a file or a pagefile-backed section into the address space of the specified process. (MapViewOfFileNuma2)
Merge

Merges a child virtual disk with its parents in the differencing chain.
MigrateDiffAreas

This method is reserved for future use. (IVssDifferentialSoftwareSnapshotMgmt2.MigrateDiffAreas)
MigrateDisks

Migrates a set of disks from one pack to another pack.
Mount

Mounts a volume.
Next

The IEnumVdsObject::Next (vds.h) method returns a specified number of objects in the enumeration, beginning from the current point.
Next

The IEnumVdsObject::Next method (vdshwprv.h) returns a specified number of objects in the enumeration, beginning from the current point.
Next

Returns the specified number of objects from the specified list of enumerated objects. (IVssEnumObject.Next)
Next

Returns the specified number of objects from the specified list of enumerated objects. (IVssEnumMgmtObject.Next)
NotifyChangeEventLog

Enables an application to receive notification when an event is written to the specified event log.
OfferVirtualMemory

Indicates that the data contained in a range of memory pages is no longer needed by the application and can be discarded by the system if necessary.
Offline

Takes the disk offline.Windows Vista:  This method is not supported until Windows Vista with Service Pack 1 (SP1). Use IVdsDisk2::SetSANMode instead.
OfflineVolume

Takes the volume offline by using the IOCTL_VOLUME_OFFLINE control code.
OnAbort

The OnAbort method is called by a writer following an Abort event issued by VSS indicating that a shadow copy operation has terminated prematurely. The writer uses this method to clean up from its attempt to participate in that operation.
OnBackOffIOOnVolume

Not supported. (CVssWriter.OnBackOffIOOnVolume)
OnBackupComplete

The OnBackupComplete method is called by a writer following a BackupComplete event. It is used to perform operations considered necessary following a backup. These operations cannot, however, modify the Backup Components Document.
OnBackupShutdown

The OnBackupShutdown method is called by a writer following a BackupShutdown event. It is used to perform operations considered necessary when a backup application shuts down, particularly in the case of a crash of the backup application.
OnContinueIOOnVolume

Not supported. (CVssWriter.OnContinueIOOnVolume)
OnFreeze

The OnFreeze method is called by a writer on receipt of a Freeze event at the start of a shadow copy freeze. A writer uses this method to perform operations needed to participate in the freeze or to veto the freeze.
OnIdentify

The OnIdentify method is called by a writer following receipt of an Identify event.
OnIdentifyEx

Returns a pointer to an IVssCreateWriterMetadataEx object.
Online

Brings the disk online.
Online

Returns a volume to the healthy state, if possible. This method is supported only for dynamic disks.
OnLoad

Prompts the provider to initialize itself, and passes a callback object that the provider uses to get necessary interfaces.
OnLoad

Notifies a provider that it was loaded.
OnLunEmpty

Called whenever VSS determines that a shadow copy LUN contains no interesting data.
OnLunStateChange

The VSS service calls this method to notify hardware providers of a LUN state change.
OnNotify

The IVdsAdviseSink::OnNotify (vds.h) method passes notifications from providers to VDS, and from VDS to applications.
OnNotify

The IVdsAdviseSink::OnNotify method (vdshwprv.h) passes notifications from providers to VDS, and from VDS to applications.
OnPostRestore

The OnPostRestore method is called by a writer following a PostRestore event. It is used to perform operations considered necessary after files are restored to disk by a requester. These operations cannot, however, modify the Backup Components Document.
OnPostSnapshot

The OnPostSnapshot method is called by a writer following a PostSnapshot event.
OnPrepareBackup

The OnPrepareBackup method is called by a writer following a PrepareForBackup event. This method is used to configure a writer's state and its components in preparation for a backup operation.
OnPrepareSnapshot

The OnPrepareSnapshot method is called by a writer to handle a PrepareForSnapshot event. It is used to perform operations needed to prepare a writer to participate in the shadow copy or to veto a shadow copy.
OnPreRestore

The OnPreRestore method is called by a writer following a PreRestore event.
OnReuseLuns

This method is reserved for future use. (IVssHardwareSnapshotProviderEx.OnReuseLuns)
OnThaw

The OnThaw method is called by a writer following a Thaw event.
OnUnload

Prompts the provider object to uninitialize itself.
OnUnload

Notifies the provider to prepare to be unloaded.
OnVSSApplicationStartup

Not supported. (CVssWriter.OnVSSApplicationStartup)
OnVSSShutdown

Not supported. (CVssWriter.OnVssShutdown)
Open

Opens a handle to the specified virtual disk file and returns an IVdsOpenVDisk interface pointer to the object that represents the opened handle.
OpenBackupEventLogA

Opens a handle to a backup event log created by the BackupEventLog function. (ANSI)
OpenBackupEventLogW

Opens a handle to a backup event log created by the BackupEventLog function. (Unicode)
OpenCommPort

Attempts to open a communication device.
OpenEventA

Opens an existing named event object. (ANSI)
OpenEventLogA

Opens a handle to the specified event log. (ANSI)
OpenEventLogW

Opens a handle to the specified event log. (Unicode)
OpenEventW

Opens an existing named event object. (Unicode)
OpenFileMappingA

Opens a named file mapping object. (OpenFileMappingA)
OpenFileMappingFromApp

Opens a named file mapping object. (OpenFileMappingFromApp)
OpenFileMappingW

Opens a named file mapping object. (OpenFileMappingW)
OpenMutexW

Opens an existing named mutex object.
OpenSemaphoreW

Opens an existing named semaphore object.
OpenWaitableTimerW

Opens an existing named waitable timer object.
PeekNamedPipe

Copies data from a named or anonymous pipe into a buffer without removing it from the pipe.
PINIT_ONCE_FN

An application-defined callback function. Specify a pointer to this function when calling the InitOnceExecuteOnce function.
PostCommitSnapshots

Is called after all providers involved in the shadow copy set have succeeded with CommitSnapshots.
PostFinalCommitSnapshots

Supports auto-recover shadow copies.
PostRestore

The PostRestore method will cause VSS to generate a PostRestore event, signaling writers that the current restore operation has finished.
PowerCanRestoreIndividualDefaultPowerScheme

Determines if the current user has access to the data for the specified power scheme so that it could be restored if necessary.
PowerClearRequest

Decrements the count of power requests of the specified type for a power request object.
PowerCreatePossibleSetting

Creates a possible setting value for a specified power setting.
PowerCreateRequest

Creates a new power request object.
PowerCreateSetting

Creates a setting value for a specified power setting.
PowerDeleteScheme

Deletes the specified power scheme from the database.
PowerDeterminePlatformRole

Determines the computer role for Windows 7, Windows Server 2008 R2, Windows Vista or Windows Server 2008.
PowerDeterminePlatformRoleEx

Determines the computer role for the specified platform.
PowerDuplicateScheme

Duplicates an existing power scheme.
PowerEnumerate

Enumerates the specified elements in a power scheme.
PowerGetActiveScheme

Retrieves the active power scheme and returns a GUID that identifies the scheme.
PowerImportPowerScheme

Imports a power scheme from a file.
PowerIsSettingRangeDefined

Queries whether the specified power setting represents a range of possible values.
PowerReadACValue

Retrieves the AC power value for the specified power setting.
PowerReadDCValue

Retrieves the DC power value for the specified power setting.
PowerReadDescription

Retrieves the description for the specified power setting, subgroup, or scheme.
PowerReadFriendlyName

Retrieves the friendly name for the specified power setting, subgroup, or scheme.
PowerReadIconResourceSpecifier

Retrieves the icon resource for the specified power setting, subgroup, or scheme.
PowerReadPossibleDescription

Retrieves the description for one of the possible choices of a power setting value.
PowerReadPossibleFriendlyName

Retrieves the friendly name for one of the possible choices of a power setting value.
PowerReadPossibleValue

Retrieves the value for a possible value of a power setting.
PowerReadSettingAttributes

Returns the current attribute of the specified power setting.
PowerReadValueIncrement

Retrieves the increment for valid values between the power settings minimum and maximum.
PowerReadValueMax

Retrieves the maximum value for the specified power setting.
PowerReadValueMin

Retrieves the minimum value for the specified power setting.
PowerReadValueUnitsSpecifier

Reads the string used to describe the units of a power setting that supports a range of values.
PowerRegisterForEffectivePowerModeNotifications

Registers a callback to receive effective power mode change notifications.
PowerRegisterSuspendResumeNotification

Registers to receive notification when the system is suspended or resumed.
PowerRemovePowerSetting

Deletes the specified power setting.
PowerReplaceDefaultPowerSchemes

Replaces the default power schemes with the current user's power schemes.
PowerReportThermalEvent

Notifies the operating system of thermal events.
PowerRestoreDefaultPowerSchemes

Replaces the power schemes for the system with default power schemes. All current power schemes and settings are deleted and replaced with the default system power schemes.
PowerRestoreIndividualDefaultPowerScheme

Replaces a specific power scheme for the current user with one from the default user (stored in HKEY_USERS.Default).
PowerSetActiveScheme

Sets the active power scheme for the current user.
PowerSetRequest

Increments the count of power requests of the specified type for a power request object.
PowerSettingAccessCheck

Queries for a group policy override for specified power settings.
PowerSettingAccessCheckEx

Queries for a group policy override for specified power settings and specifies the requested access for the setting.
PowerSettingRegisterNotification

Registers to receive notification when a power setting changes.
PowerSettingUnregisterNotification

Cancels a registration to receive notification when a power setting changes.
PowerUnregisterFromEffectivePowerModeNotifications

Unregisters from effective power mode change notifications. This function is intended to be called from cleanup code and will wait for all callbacks to complete before unregistering.
PowerUnregisterSuspendResumeNotification

Cancels a registration to receive notification when the system is suspended or resumed.
PowerWriteDescription

Sets the description for the specified power setting, subgroup, or scheme.
PowerWriteFriendlyName

Sets the friendly name for the specified power setting, subgroup, or scheme.
PowerWriteIconResourceSpecifier

Sets the icon resource for the specified power setting, subgroup, or scheme.
PowerWritePossibleDescription

Sets the description for one of the possible choices of a power setting value.
PowerWritePossibleFriendlyName

Sets the friendly name for the specified possible setting of a power setting.
PowerWritePossibleValue

Sets the value for a possible value of a power setting.
PowerWriteSettingAttributes

Sets the power attributes of a power key.
PowerWriteValueIncrement

Sets the increment for valid values between the power settings minimum and maximum.
PowerWriteValueMax

Sets the maximum value for the specified power setting.
PowerWriteValueMin

Sets the minimum value for the specified power setting.
PowerWriteValueUnitsSpecifier

Writes the string used to describe the units of a power setting that supports a range of values.
PreCommitSnapshots

Ensures the provider is ready to quickly commit the prepared LUNs.
PreFastRecovery

This method is reserved for future use. (IVssBackupComponentsEx2.PreFastRecovery)
PrefetchVirtualMemory

Provides an efficient mechanism to bring into memory potentially discontiguous virtual address ranges in a process address space.
PreFinalCommitSnapshots

Enables providers to support auto-recover shadow copies.
PrepareForBackup

The PrepareForBackup method will cause VSS to generate a PrepareForBackup event, signaling writers to prepare for an upcoming backup operation. This makes a requester's Backup Components Document available to writers.
PreRestore

The PreRestore method will cause VSS to generate a PreRestore event, signaling writers to prepare for an upcoming restore operation.
PSECURE_MEMORY_CACHE_CALLBACK

An application-defined function previously registered with the AddSecureMemoryCacheCallback function that is called when a secured memory range is freed or its protections are changed.
PTIMERAPCROUTINE

An application-defined timer completion routine. Specify this address when calling the SetWaitableTimer function.
PulseMaintenance

Performs the specified operation a specified number of times. (IVdsMaintenance.PulseMaintenance)
PulseMaintenance

The IVdsMaintenance::PulseMaintenance (vdshwprv.h) method performs the specified operation a specified number of times.
PurgeComm

Discards all characters from the output or input buffer of a specified communications resource. It can also terminate pending read or write operations on the resource.
Query

The Query method queries providers on the system and/or the completed shadow copies in the system that reside in the current context. The method can be called only during backup operations.
Query

Gets an enumeration of VSS_SNAPSHOT_PROP structures for all file share snapshots that are available to the application server.
Query

Queries the provider for information about the shadow copies that the provider has completed.
QueryAccessPaths

Returns a list of access paths and a drive letter, if one exists, for the current volume.
QueryActiveControllerPorts

Returns an enumeration of currently active controller ports. (IVdsLunControllerPorts.QueryActiveControllerPorts)
QueryActiveControllerPorts

The IVdsLunControllerPorts::QueryActiveControllerPorts (vdshwprv.h) method returns an enumeration of currently active controller ports.
QueryActiveControllers

Returns an enumeration of currently active controllers�the controllers through which the LUN is accessible. (IVdsLun.QueryActiveControllers)
QueryActiveControllers

The IVdsLun::QueryActiveControllers (vdshwprv.h) method returns an enumeration of currently active controllers.
QueryAllocatedLuns

Returns an object that enumerates the allocated LUNs for a storage pool. (IVdsStoragePool.QueryAllocatedLuns)
QueryAllocatedLuns

The IVdsStoragePool::QueryAllocatedLuns (vdshwprv.h) method returns an object that enumerates the allocated LUNs for a storage pool.
QueryAllocatedStoragePools

Returns an object that enumerates the allocated storage pools that are managed by the provider. (IVdsStoragePool.QueryAllocatedStoragePools)
QueryAllocatedStoragePools

The IVdsStoragePool::QueryAllocatedStoragePools method returns an object that enumerates the allocated storage pools that are managed by the provider.
QueryAssociatedLuns

The IVdsController::QueryAssociatedLuns (vds.h) method returns an enumeration of the LUNs with which the controller is associated.
QueryAssociatedLuns

The IVdsControllerPort::QueryAssociatedLuns (vds.h) method returns an enumeration of the LUNs with which the controller port is associated.
QueryAssociatedLuns

Returns a enumeration of the LUNs associated with the target. (IVdsIscsiTarget.QueryAssociatedLuns)
QueryAssociatedLuns

The IVdsController::QueryAssociatedLuns (vdshwprv.h) method returns an enumeration of the LUNs with which the controller is associated.
QueryAssociatedLuns

The IVdsControllerPort::QueryAssociatedLuns (vdshwprv.h) method returns an enumeration of the LUNs with which the controller port is associated.
QueryAssociatedLuns

The IVdsIscsiTarget::QueryAssociatedLuns (vdshwprv.h) method returns a enumeration of the LUNs associated with the target.
QueryAssociatedPortalGroups

The IVdsIscsiPortal::QueryAssociatedPortalGroups methods (vds.h) returns an enumeration of the portal groups with which the portal is associated.
QueryAssociatedPortalGroups

The IVdsIscsiPortal::QueryAssociatedPortalGroups (vdshwprv.h) method returns an enumeration of the portal groups with which the portal is associated.
QueryAssociatedPortals

The IVdsIscsiPortalGroup::QueryAssociatedPortals method (vds.h) returns an enumeration of the portals with which the portal group is associated.
QueryAssociatedPortals

The IVdsIscsiPortalGroup::QueryAssociatedPortals (vdshwprv.h) method returns an enumeration of the portals with which the portal group is associated.
QueryAssociatedTargets

Returns an enumeration of currently associated iSCSI targets�the targets through which the LUN is accessible. (IVdsLunIscsi.QueryAssociatedTargets)
QueryAssociatedTargets

The IVdsLunIscsi::QueryAssociatedTargets (vdshwprv.h) method returns an enumeration of currently associated iSCSI targets.
QueryControllerPorts

The IVdsControllerControllerPort::QueryControllerPorts (vds.h) method returns an IEnumVdsObject object that enumerates the ports of the controller.
QueryControllerPorts

The IVdsControllerControllerPort::QueryControllerPorts method (vdshwprv.h) returns an IEnumVdsObject object that enumerates the ports of the controller.
QueryControllers

The IVdsSubSystem::QueryControllers method (vds.h) returns an object that enumerates the online and offline controllers managed by the subsystem.
QueryControllers

Returns an object that enumerates the online and offline controllers managed by the subsystem. (IVdsSubSystem.QueryControllers)
QueryDiffAreasForSnapshot

Queries shadow copy storage areas in use by the original volume associated with the input shadow copy.
QueryDiffAreasForVolume

Queries shadow copy storage areas in use by the volume.
QueryDiffAreasOnVolume

Queries shadow copy storage areas that physically reside on the given volume.
QueryDisks

Returns an object that enumerates the disks in the pack.
QueryDriveExtents

Returns an array of the drive extents that are used by a storage pool. (IVdsStoragePool.QueryDriveExtents)
QueryDriveExtents

The IVdsStoragePool::QueryDriveExtents (vdshwprv.h) method returns an array of the drive extents that are used by a storage pool.
QueryDriveLetters

Returns property details for a set of drive letters.
QueryDrives

The IVdsSubSystem::QueryDrives method (vds.h) returns an object that enumerates the drives in the subsystem.
QueryDrives

Returns an object that enumerates the drives in the subsystem. (IVdsSubSystem.QueryDrives)
QueryExtents

Returns the details of all the extents on a disk.
QueryExtents

The IVdsDrive::QueryExtents method (vds.h) returns an array of the extents on a drive, including both allocated and unallocated extents.
QueryExtents

Returns an array of the drive extents that contribute to the plex. (IVdsLunPlex.QueryExtents)
QueryExtents

Returns all extents for the current plex.
QueryExtents

The VdsDrive::QueryExtents (vdshwprv.h) method returns an array of the extents on a drive, including both allocated and unallocated extents.
QueryExtents

The IVdsLunPlex::QueryExtents (vdshwprv.h) method returns an array of the drive extents that contribute to the plex.
QueryFileSystemFormatSupport

Retrieves the properties of the file systems that are supported for formatting a volume.
QueryFileSystemTypes

Returns property details for all file systems known to VDS.
QueryFreeExtents

Returns the free extents on the disk and aligns them to the specified alignment size.
QueryHbaPorts

Returns an IEnumVdsObject enumeration object containing a list of the HBA ports known to VDS on the local system.
QueryHints

Returns the hints currently applied to the LUN. (IVdsLun.QueryHints)
QueryHints

Returns the hints that are currently applied to the LUN plex. (IVdsLunPlex.QueryHints)
QueryHints

The IVdsLun::QueryHints (vdshwprv.h) method returns the hints currently applied to the LUN.
QueryHints

The IVdsLunPlex::QueryHints (vdshwprv.h) method returns the hints that are currently applied to the LUN plex.
QueryHints2

Returns the hints currently applied to the LUN. This method is identical to the IVdsLun::QueryHints method, except that it uses a VDS_HINTS2 structure instead of a VDS_HINTS structure. (IVdsLun2.QueryHints2)
QueryHints2

The IVdsLun2::QueryHints2 (vdshwprv.h) method returns the hints currently applied to the LUN. This method is identical to the IVdsLun::QueryHints method.
QueryIfCreatedLun

Enables VDS to determine whether the hardware provider manages the specified LUN.
QueryInitiatorAdapters

Returns an object that enumerates the iSCSI initiator adapters of the initiator.
QueryInitiatorPortals

Returns an object that enumerates the iSCSI initiator portals of the initiator adapter.
QueryLuns

The IVdsSubSystem::QueryLuns method (vds.h) returns an enumeration of LUNs surfaced in the subsystem. This method applies to hardware provider objects only.
QueryLuns

Returns an enumeration of LUNs surfaced in the subsystem. This method applies to hardware provider objects only. (IVdsSubSystem.QueryLuns)
QueryMaskedDisks

Not supported.This method is reserved for future use. (IVdsService.QueryMaskedDisks)
QueryMaxLunCreateSize

The IVdsSubSystem::QueryMaxLunCreateSize method (vds.h) returns the size of the maximum LUN that can be created using the specified LUN type and hints.
QueryMaxLunCreateSize

Returns the size of the maximum LUN that can be created using the specified LUN type and hints. (IVdsSubSystem.QueryMaxLunCreateSize)
QueryMaxLunCreateSize2

Returns the size of the maximum LUN that can be created using the specified LUN type and hints. (IVdsSubSystem2.QueryMaxLunCreateSize2)
QueryMaxLunCreateSize2

Returns the size of the maximum LUN that can be created using the specified LUN type and hints. (IVdsSubSystem2.QueryMaxLunCreateSize2)
QueryMaxLunCreateSizeInStoragePool

The IVdsHwProviderStoragePools::QueryMaxLunCreateSizeInStoragePool method (vds.h) returns the maximum size of the LUN that can be created in the storage pool.
QueryMaxLunCreateSizeInStoragePool

The IVdsHwProviderStoragePools::QueryMaxLunCreateSizeInStoragePool (vdshwprv.h) method returns the maximum size of the LUN that can be created in the storage pool based on the specified LUN type and hints.
QueryMaxLunExtendSize

Returns the maximum size by which a LUN can be extended. (IVdsLun.QueryMaxLunExtendSize)
QueryMaxLunExtendSize

The IVdsLun::QueryMaxLunExtendSize (vdshwprv.h) method returns the maximum size by which a LUN can be extended.
QueryMaxReclaimableBytes

Retrieves the maximum number of bytes that can be reclaimed from the current volume.
QueryMedia

Updates the disk properties in the cache. Call IVdsDisk::GetProperties to get updated details about the current media.
QueryMemoryResourceNotification

Retrieves the state of the specified memory resource object.
QueryMigrationStatus

This method is reserved for future use. (IVssDifferentialSoftwareSnapshotMgmt2.QueryMigrationStatus)
QueryOptionalDelayLoadedAPI

Determines whether the specified function in a delay-loaded DLL is available on the system.
QueryPacks

Returns an enumeration object that contains all packs managed by the software provider.
QueryPartitionFileSystemFormatSupport

Retrieves the properties of the file systems that are supported for formatting a partition on the disk at a specified byte offset.
QueryPartitions

Returns the details of all partitions on the current disk.
QueryPlexes

Returns an enumeration of the plexes in a LUN. (IVdsLun.QueryPlexes)
QueryPlexes

Returns an object that enumerates the plexes of the volume.
QueryPlexes

The IVdsLun::QueryPlexes (vdshwprv.h) method returns an enumeration of the plexes in a LUN.
QueryPortalGroups

Returns an enumeration of the iSCSI portal groups within the target. (IVdsIscsiTarget.QueryPortalGroups)
QueryPortalGroups

The IVdsIscsiTarget::QueryPortalGroups (vdshwprv.h) method returns an enumeration of the iSCSI portal groups within the target.
QueryPortals

The IVdsSubSystemIscsi::QueryPortals method (vds.h) returns an object that enumerates the iSCSI portals of the subsystem.
QueryPortals

Returns an object that enumerates the iSCSI portals of the subsystem. (IVdsSubSystemIscsi.QueryPortals)
QueryProviders

Returns an enumeration object containing a list of the hardware and software providers known to VDS.
QueryProviders

Queries all registered providers.
QueryReparsePoints

Returns all reparse points for the current volume.
QueryRevertStatus

Returns an IVssAsync interface pointer that can be used to determine the status of the revert operation. (IVssBackupComponents.QueryRevertStatus)
QueryRevertStatus

Returns an IVssAsync interface pointer that can be used to determine the status of the revert operation. (IVssSoftwareSnapshotProvider.QueryRevertStatus)
QuerySnapshotDeltaBitmap

This method is reserved for future use. (IVssDifferentialSoftwareSnapshotMgmt3.QuerySnapshotDeltaBitmap)
QuerySnapshotsByVolume

Reserved for system use. (IVssSnapshotMgmt.QuerySnapshotsByVolume)
QueryStatus

The IVdsAsync::QueryStatus (vds.h) method returns when the asynchronous operation is in progress, or has either finished successfully or failed.
QueryStatus

The IVdsAsync::QueryStatus method (vdshwprv.h) returns when the asynchronous operation is in progress, has finished successfully, or has failed.
QueryStatus

The QueryStatus method queries the status of an asynchronous operation.
QueryStoragePools

The QueryStoragePools method (vds.h) returns an IEnumVdsObject enumeration object containing a list of the storage pools managed by the hardware provider.
QueryStoragePools

The IVdsHwProviderStoragePools::QueryStoragePools (vdshwprv.h) method returns an IEnumVdsObject enumeration object containing a list of the storage pools managed by the hardware provider.
QuerySubSystems

The IVdsHwProvider::QuerySubSystems method (vds.h) returns an enumeration of the subsystems managed by the provider.
QuerySubSystems

The IVdsHwProvider::QuerySubSystems (vdshwprv.h) method returns an enumeration of the subsystems managed by the provider.
QueryTargets

The IVdsSubSystemIscsi::QueryTargets method (vds.h) returns an object that enumerates the iSCSI targets of the subsystem.
QueryTargets

Returns an object that enumerates the iSCSI targets of the subsystem. (IVdsSubSystemIscsi.QueryTargets)
QueryUnallocatedDisks

Returns an enumeration object containing a list of the unallocated disks managed by VDS.
QueryVDisks

Returns a list of all virtual disks that are managed by the provider.
QueryVirtualMemoryInformation

The QueryVirtualMemoryInformation function returns information about a page or a set of pages within the virtual address space of the specified process.
QueryVolumeGuidPathnames

Returns a list of volume GUID paths for the current volume.
QueryVolumes

Returns an object that enumerates the volumes in the pack.
QueryVolumesSupportedForDiffAreas

Queries volumes that support shadow copy storage areas (including volumes with disabled shadow copy storage areas).
QueryVolumesSupportedForSnapshots

Reserved for system use. (IVssSnapshotMgmt.QueryVolumesSupportedForSnapshots)
ReadEventLogA

Reads the specified number of entries from the specified event log. (ANSI)
ReadEventLogW

Reads the specified number of entries from the specified event log. (Unicode)
ReadGlobalPwrPolicy

Retrieves the current global power policy settings.
ReadProcessorPwrScheme

Retrieves the processor power policy settings for the specified power scheme.
ReadPwrScheme

Retrieves the power policy settings that are unique to the specified power scheme.
Reboot

Restarts the computer hosting the provider.
ReclaimVirtualMemory

Reclaims a range of memory pages that were offered to the system with OfferVirtualMemory.
Recover

Starts a recovery operation on a LUN. (IVdsLun.Recover)
Recover

Returns a failing or failed pack to a healthy state, if possible. This method is supported only for dynamic packs.
Recover

The IVdsLun::Recover (vdshwprv.h) method starts a recovery operation on a LUN.
RecoverSet

Initiates a LUN resynchronization operation.
Reenumerate

The IVdsHwProvider::Reenumerate method (vds.h) discovers newly connected and disconnected subsystems.
Reenumerate

Discovers newly added and newly removed disks.
Reenumerate

The IVdsSubSystem::Reenumerate method (vds.h) prompts the subsystem to scan its bus to discover newly-connected drives or newly-disconnected drives.
Reenumerate

The IVdsHwProvider::Reenumerate (vdshwprv.h) method discovers newly connected and disconnected subsystems.
Reenumerate

Prompts the subsystem to scan its bus to discover newly-connected drives or newly-disconnected drives. (IVdsSubSystem.Reenumerate)
Refresh

The IVdsHwProvider::Refresh method (vds.h) refreshes VDS's internally cached data about existing subsystems that are managed by VDS providers.
Refresh

Refreshes disk-ownership and disk-layout information.
Refresh

The IVdsHwProvider::Refresh (vdshwprv.h) method refreshes VDS's internally cached data about existing subsystems that are managed by VDS providers.
Register

Causes VSS to store the writer's metadata in the express writer metadata store.
RegisterBadMemoryNotification

Registers a bad memory notification that is called when one or more bad memory pages are detected.
RegisterDeviceNotificationA

Registers the device or type of device for which a window will receive notifications. (ANSI)
RegisterDeviceNotificationW

Registers the device or type of device for which a window will receive notifications. (Unicode)
RegisterEventSourceA

Retrieves a registered handle to the specified event log. (ANSI)
RegisterEventSourceW

Retrieves a registered handle to the specified event log. (Unicode)
RegisterPowerSettingNotification

Registers the application to receive power setting notifications for the specific power setting event.
RegisterProvider

Registers the specified hardware provider with VDS. Hardware providers call this method.
RegisterProvider

Registers a new shadow copy provider.
RegisterSuspendResumeNotification

Registers to receive notification when the system is suspended or resumed. Similar to PowerRegisterSuspendResumeNotification, but operates in user mode and can take a window handle.
ReleaseMutex

Releases ownership of the specified mutex object.
ReleaseSemaphore

Increases the count of the specified semaphore object by a specified amount.
ReleaseSRWLockExclusive

Releases a slim reader/writer (SRW) lock that was acquired in exclusive mode.
ReleaseSRWLockShared

Releases a slim reader/writer (SRW) lock that was acquired in shared mode.
RememberInitiatorSharedSecret

Communicates the initiator CHAP secret that is used for mutual CHAP authentication when the initiator authenticates the target. (IVdsIscsiTarget.RememberInitiatorSharedSecret)
RememberInitiatorSharedSecret

The IVdsIscsiTarget::RememberInitiatorSharedSecret (vdshwprv.h) method communicates the initiator CHAP secret that is used for mutual CHAP authentication.
RememberTargetSharedSecret

Communicates the CHAP shared secret of a target to the initiator service. This shared secret is used during target login when the target authenticates the initiator.
RemoveDllDirectory

Removes a directory that was added to the process DLL search path by using AddDllDirectory.
RemoveMissingDisk

Removes a disk that is missing from the pack. This method applies to software provider objects only.
RemovePlex

Removes a plex from a LUN. (IVdsLun.RemovePlex)
RemovePlex

Removes one or more specified plexes from the current volume, releasing the extents.
RemovePlex

The IVdsLun::RemovePlex (vdshwprv.h) method removes a plex from a LUN.
RemovePortal

The IVdsIscsiPortalGroup::RemovePortal method (vds.h) removes a portal from a portal group.
RemovePortal

The IVdsIscsiPortalGroup::RemovePortal (vdshwprv.h) method removes a portal from a portal group.
RemoveSecureMemoryCacheCallback

Unregisters a callback function that was previously registered with the AddSecureMemoryCacheCallback function.
Repair

Repairs a fault-tolerant volume plex by moving bad members to good disks.
ReplaceDisk

Not supported.This method is reserved for future use. (IVdsPack.ReplaceDisk)
ReplaceDrive

The IVdsSubSystem::ReplaceDrive method (vds.h) replaces or migrates one drive with another in the subsystem.
ReplaceDrive

Replaces or migrates one drive with another in the subsystem. (IVdsSubSystem.ReplaceDrive)
ReportEventA

Writes an entry at the end of the specified event log. (ANSI)
ReportEventW

Writes an entry at the end of the specified event log. (Unicode)
RequestWakeupLatency

Has no effect and returns STATUS_NOT_SUPPORTED. This function is provided only for compatibility with earlier versions of Windows.Windows Server 2008 and Windows Vista:  Has no effect and always returns success.
Reset

The IEnumVdsObject::Reset (vds.h) method resets to the beginning of the enumeration.
Reset

The IVdsController::Reset (vds.h) method reinitializes the controller and invalidates the cache.
Reset

The IVdsControllerPort::Reset (vds.h) method reinitializes the controller port.
Reset

The IEnumVdsObject::Reset method (vdshwprv.h) resets to the beginning of the enumeration.
Reset

The IVdsController::Reset (vdshwprv.h) method reinitializes the controller and invalidates the cache.
Reset

The IVdsControllerPort::Reset (vdshwprv.h) method reinitializes the controller port.
Reset

Resets the enumerator so that IVssEnumObject:Next starts at the first enumerated object.
Reset

Resets the enumerator so that IVssEnumMgmtObject starts at the first enumerated object.
ResetEvent

Sets the specified event object to the nonsignaled state.
ResetWriteWatch

Resets the write-tracking state for a region of virtual memory. Subsequent calls to the GetWriteWatch function only report pages that are written to since the reset operation.
ResyncLuns

The VSS service calls this method to notify hardware providers that a LUN resynchronization is needed.
RevertToSnapshot

Reverts a volume to a previous shadow copy. (IVssBackupComponents.RevertToSnapshot)
RevertToSnapshot

Reverts a volume to a previous shadow copy. (IVssSoftwareSnapshotProvider.RevertToSnapshot)
SaveAsXML

Stores the Writer Metadata Document that contains an express writer's state information into a specified string.
SaveAsXML

The SaveAsXML method saves the Writer Metadata Document that contains a writer's state information to a specified string.
SaveAsXML

The SaveAsXML method saves the Backup Components Document containing a requester's state information to a specified string. This XML document, which contains the Backup Components Document, should always be securely saved as part of a backup operation.
SaveAsXML

The SaveAsXML method saves the Writer Metadata Document that contains a writer's state information to a specified string. This string can be saved as part of a backup operation.
SetActivePwrScheme

Sets the active power scheme.
SetAdditionalRestores

The SetAdditionalRestores method is used by a requester during incremental or differential restore operations to indicate to writers that a given component will require additional restore operations to completely retrieve it.
SetAllIpsecSecurity

Not supported. (IVdsServiceIscsi.SetAllIpsecSecurity)
SetAllIpsecTunnelAddresses

Not supported.This method is reserved for future use. (IVdsServiceIscsi.SetAllIpsecTunnelAddresses)
SetAllPathStatuses

Sets the statuses of all paths originating from the HBA port to a specified status.
SetAllPathStatusesFromHbaPort

Sets the statuses of paths originating from a particular HBA port to a specified status.
SetAuthoritativeRestore

Marks the restore of a component as authoritative for a replicated data store.
SetBackupMetadata

The SetBackupMetadata method sets backup metadata with the component.
SetBackupOptions

The SetBackupOptions method sets a string of private, or writer-dependent, backup parameters for a component.
SetBackupSchema

Used by an express writer to indicate in its Writer Metadata Document the types of backup operations it can participate in.
SetBackupSchema

The SetBackupSchema method is used by a writer to indicate in its Writer Metadata Document the types of backup operations it can participate in.
SetBackupStamp

The SetBackupStamp method sets a string containing information indicating when a backup took place.
SetBackupState

The SetBackupState method defines an overall configuration for a backup operation.
SetBackupSucceeded

The SetBackupSucceeded method indicates whether the backup of the specified component of a specific writer was successful.
SetCommBreak

Suspends character transmission for a specified communications device and places the transmission line in a break state until the ClearCommBreak function is called.
SetCommConfig

Sets the current configuration of a communications device.
SetCommMask

Specifies a set of events to be monitored for a communications device.
SetCommState

Configures a communications device according to the specifications in a device-control block (a DCB structure). The function reinitializes all hardware and control settings, but it does not empty output or input queues.
SetCommTimeouts

Sets the time-out parameters for all read and write operations on a specified communications device.
SetContext

The SetContext method sets the context for subsequent shadow copy-related operations.
SetContext

Sets the context for the subsequent shadow copy-related operations.
SetContext

Sets the context for subsequent shadow copy-related operations.
SetControllerStatus

The IVdsSubSystem::SetControllerStatus method (vds.h) sets the status (either online or offline) of the controllers in the subsystem.
SetControllerStatus

Sets the status (either online or offline) of the controllers in the subsystem. (IVdsSubSystem.SetControllerStatus)
SetCriticalSectionSpinCount

Sets the spin count for the specified critical section.
SetDefaultCommConfigA

Sets the default configuration for a communications device. (ANSI)
SetDefaultCommConfigW

Sets the default configuration for a communications device. (Unicode)
SetDefaultDllDirectories

Specifies a default set of directories to search when the calling process loads a DLL. This search path is used when LoadLibraryEx is called with no LOAD_LIBRARY_SEARCH flags.
SetDllDirectoryA

Adds a directory to the search path used to locate DLLs for the application. (ANSI)
SetDllDirectoryW

Adds a directory to the search path used to locate DLLs for the application. (Unicode)
SetEvent

Sets the specified event object to the signaled state.
SetFailure

VSS writers call this method to report errors at the component level.
SetFileRestoreStatus

The SetFileRestoreStatus method indicates whether some, all, or no files were successfully restored.
SetFileSystemFlags

Sets the file-system flags.
SetFlags

Sets the flags of a disk object.
SetFlags

The IVdsDrive::SetFlags method (vds.h) sets flags of a drive object.
SetFlags

Sets service object flags.
SetFlags

Sets the volume flags.
SetFlags

The IVdsDrive::SetFlags (vdshwprv.h) method sets flags of a drive object.
SetFriendlyName

Sets the friendly name of the target. (IVdsIscsiTarget.SetFriendlyName)
SetFriendlyName

Sets the friendly name of a LUN. (IVdsLunNaming.SetFriendlyName)
SetFriendlyName

The IVdsSubSystemNaming::SetFriendlyName method (vds.h) sets the friendly name of a subsystem.
SetFriendlyName

The IVdsIscsiTarget::SetFriendlyName (vdshwprv.h) method sets the friendly name of the target.
SetFriendlyName

The IVdsLunNaming::SetFriendlyName (vdshwprv.h) method sets the friendly name of a LUN.
SetFriendlyName

Sets the friendly name of a subsystem. (IVdsSubSystemNaming.SetFriendlyName)
SetImportTarget

Sets the Volume Shadow Copy service (VSS) import target for the computer for this subsystem.
SetInitiatorSharedSecret

Sets the initiator CHAP shared secret that is used for mutual CHAP authentication when the initiator authenticates the target.
SetIpsecGroupPresharedKey

Not supported.This method is reserved for future use. (IVdsServiceIscsi.SetIpsecGroupPresharedKey)
SetIpsecGroupPresharedKey

The IVdsSubSystemIscsi::SetIpsecGroupPresharedKey method (vds.h) is not supported and is reserved for future use.
SetIpsecGroupPresharedKey

Not supported.This method is reserved for future use. (IVdsSubSystemIscsi.SetIpsecGroupPresharedKey)
SetIpsecSecurity

Not supported.This method is reserved for future use. (IVdsIscsiInitiatorPortal.SetIpsecSecurity)
SetIpsecSecurity

The IVdsIscsiPortal::SetIpsecSecurity method (vds.h) is not supported and is reserved for future use.
SetIpsecSecurity

The IVdsIscsiPortal::SetIpsecSecurity (vdshwprv.h) method is not supported and is reserved for future use.
SetIpsecSecurityLocal

Not supported.This method is reserved for future use. (IVdsIscsiPortalLocal.SetIpsecSecurityLocal)
SetIpsecTunnelAddress

Not supported.This method is reserved for future use. (IVdsIscsiInitiatorPortal.SetIpsecTunnelAddress)
SetIpsecTunnelAddress

The IVdsIscsiPortal::SetIpsecTunnelAddress method (vds.h) is not supported and is reserved for future use.
SetIpsecTunnelAddress

The IVdsIscsiPortal::SetIpsecTunnelAddress (vdshwprv.h) method is not supported and is reserved for future use.
SetLoadBalancePolicy

Sets the load balance policy on the LUN. (IVdsLunMpio.SetLoadBalancePolicy)
SetLoadBalancePolicy

The IVdsLunMpio::SetLoadBalancePolicy (vdshwprv.h) method sets the load balance policy on the LUN.
SetMailslotInfo

Sets the time-out value used by the specified mailslot for a read operation.
SetMask

Specifies the unmasking list, which is the list of computers to be granted access to the LUN. (IVdsLun.SetMask)
SetMask

The IVdsLun::SetMask (vdshwprv.h) method specifies the unmasking list, which is the list of computers to be granted access to the LUN.
SetNamedPipeHandleState

Sets the read mode and the blocking mode of the specified named pipe. If the specified handle is to the client end of a named pipe and if the named pipe server process is on a remote computer, the function can also be used to control local buffering.
SetPostRestoreFailureMsg

The SetPostRestoreFailureMsg method is used to create a message describing a failure in processing a PostRestore event.
SetPostSnapshotFailureMsg

Sets a PostSnapshot failure message string for a component.
SetPrepareForBackupFailureMsg

Sets a PrepareForBackup failure message string for a component.
SetPreRestoreFailureMsg

The SetPreRestoreFailureMsg method is used to create a message describing a failure in processing a PreRestore event.
SetPreviousBackupStamp

The SetPreviousBackupStamp method sets the backup stamp of an earlier backup operation, upon which a differential or incremental backup operation will be based.
SetProcessDEPPolicy

Changes data execution prevention (DEP) and DEP-ATL thunk emulation settings for a 32-bit process.
SetProcessValidCallTargets

Provides Control Flow Guard (CFG) with a list of valid indirect call targets and specifies whether they should be marked valid or not.
SetRangesFilePath

The SetRangesFilePath method is used when a partial file operation requires a ranges file, and that file has been restored to a location other than its original one.
SetRestoreMetadata

The SetRestoreMetadata method sets writer-specific metadata for the current component.
SetRestoreMethod

Specifies how an express writer's data is to be restored.
SetRestoreMethod

The SetRestoreMethod method indicates how the writer's data is to be restored.
SetRestoreName

Assigns a new logical name to a component that is being restored.
SetRestoreOptions

The SetRestoreOptions method sets a string of private, or writer-dependent, restore parameters for a writer component.
SetRestoreState

The SetRestoreState method defines an overall configuration for a restore operation.
SetRestoreTarget

The SetRestoreTarget method sets the restore target (in terms of the VSS_RESTORE_TARGET enumeration) for the current component.
SetRollForward

Sets the roll-forward operation type for a component and specifies the restore point for a partial roll-forward operation.
SetSANMode

Sets the SAN mode of a disk to offline or online.
SetSANPolicy

Sets the disk SAN policy for the operating system.
SetSelectedForRestore

The SetSelectedForRestore method indicates whether the specified selectable component is selected for restoration.
SetSelectedForRestoreEx

The SetSelectedForRestoreEx method indicates whether the specified selectable component is selected for restoration to a specified writer instance.
SetSharedSecret

Sets the target CHAP shared secret that is used for CHAP authentication when the target authenticates the initiator. (IVdsIscsiTarget.SetSharedSecret)
SetSharedSecret

The IVdsIscsiTarget::SetSharedSecret method sets the target CHAP shared secret that is used for CHAP authentication when the target authenticates the initiator.
SetSnapshotPriority

This method is reserved for future use. (IVssDifferentialSoftwareSnapshotMgmt2.SetSnapshotPriority)
SetSnapshotProperty

Requests the provider to set a property value for the specified snapshot.
SetSnapshotProperty

Sets a property for a shadow copy.
SetStatus

The IVdsController::SetStatus (vds.h) method sets the status of a controller to the specified value.
SetStatus

The IVdsControllerPort::SetStatus (vds.h) method sets the status of a controller port to the specified value.
SetStatus

The IVdsDrive::SetStatus method (vds.h) sets the status of the drive to the specified value.
SetStatus

The IVdsIscsiPortal::SetStatus method (vds.h) sets the status of a portal to the specified value.
SetStatus

Sets the status of the LUN to the specified value. (IVdsLun.SetStatus)
SetStatus

The IVdsSubSystem::SetStatus method (vds.h) sets the status of the subsystem to the specified value.
SetStatus

The IVdsController::SetStatus (vdshwprv.h) method sets the status of a controller to the specified value.
SetStatus

The IVdsControllerPort::SetStatus (vdshwprv.h) method sets the status of a controller port to the specified value.
SetStatus

The IVdsDrive::SetStatus (vdshwprv.h) method sets the status of the drive to the specified value.
SetStatus

The IVdsIscsiPortal::SetStatus (vdshwprv.h) method sets the status of a portal to the specified value.
SetStatus

The IVdsLun::SetStatus (vdshwprv.h) method sets the status of the LUN to the specified value.
SetStatus

Sets the status of the subsystem to the specified value. (IVdsSubSystem.SetStatus)
SetSuspendState

Suspends the system by shutting power down. Depending on the Hibernate parameter, the system either enters a suspend (sleep) state or hibernation (S4).
SetSystemFileCacheSize

Limits the size of the working set for the file system cache.
SetSystemPowerState

Suspends the system by shutting power down. Depending on the ForceFlag parameter, the function either suspends operation immediately or requests permission from all applications and device drivers before doing so.
SetThreadExecutionState

Enables an application to inform the system that it is in use, thereby preventing the system from entering sleep or turning off the display while the application is running.
SetupComm

Initializes the communications parameters for a specified communications device.
SetVolumeProtectLevel

Sets the shadow copy protection level for an original volume or a shadow copy storage area volume.
SetWaitableTimer

Activates the specified waitable timer. When the due time arrives, the timer is signaled and the thread that set the timer calls the optional completion routine.
SetWaitableTimerEx

Activates the specified waitable timer and provides context information for the timer. When the due time arrives, the timer is signaled and the thread that set the timer calls the optional completion routine.
SetWriterFailure

The SetWriterFailure method indicates that this writer has encountered an error condition and sets an error condition.
SetWriterFailureEx

Sets extended error information to indicate that the writer has encountered a problem with participating in a VSS operation.
ShouldBlockRevert

Checks the registry for writers that should block revert operations on the specified volume.
Shrink

Shrinks a LUN by a specified number of bytes. (IVdsLun.Shrink)
Shrink

Reduces the size of the volume and all plexes, and returns the released extents to free space.
Shrink

Shrinks the volume and all plexes and returns the released extents.
Shrink

The IVdsLun::Shrink (vdshwprv.h) method shrinks a LUN by a specified number of bytes.
ShutdownBlockReasonCreate

Indicates that the system cannot be shut down and sets a reason string to be displayed to the user if system shutdown is initiated.
ShutdownBlockReasonDestroy

Indicates that the system can be shut down and frees the reason string.
ShutdownBlockReasonQuery

Retrieves the reason string set by the ShutdownBlockReasonCreate function.
SignalObjectAndWait

Signals one object and waits on another object as a single operation.
Skip

The IEnumVdsObject::Skip (vds.h) method skips a specified number of objects in the enumeration.
Skip

The IEnumVdsObject::Skip method (vdshwprv.h) skips a specified number of objects in the enumeration.
Skip

Skips the specified number of objects. (IVssEnumObject.Skip)
Skip

Skips the specified number of objects. (IVssEnumMgmtObject.Skip)
Sleep

Suspends the execution of the current thread until the time-out interval elapses.
SleepConditionVariableCS

Sleeps on the specified condition variable and releases the specified critical section as an atomic operation.
SleepConditionVariableSRW

Sleeps on the specified condition variable and releases the specified lock as an atomic operation.
SleepEx

Suspends the current thread until the specified condition is met.
StartMaintenance

Starts a maintenance operation. (IVdsMaintenance.StartMaintenance)
StartMaintenance

The IVdsMaintenance::StartMaintenance (vdshwprv.h) method starts a maintenance operation.
StartSnapshotSet

The StartSnapshotSet method creates a new, empty shadow copy set.
StopMaintenance

Stops a maintenance operation. (IVdsMaintenance.StopMaintenance)
StopMaintenance

The IVdsMaintenance::StopMaintenance (vdshwprv.h) method stops a maintenance operation.
Subscribe

The Subscribe method subscribes the writer with VSS.
SubscribeEx

Causes the writer to subscribe to VSS events.
TerminateEnclave

Ends the execution of the threads that are running within an enclave.
TransactNamedPipe

Combines the functions that write a message to and read a message from the specified named pipe into a single network operation.
TransmitCommChar

Transmits a specified character ahead of any pending data in the output buffer of the specified communications device.
TryAcquireSRWLockExclusive

Attempts to acquire a slim reader/writer (SRW) lock in exclusive mode. If the call is successful, the calling thread takes ownership of the lock.
TryAcquireSRWLockShared

Attempts to acquire a slim reader/writer (SRW) lock in shared mode. If the call is successful, the calling thread takes ownership of the lock.
TryEnterCriticalSection

Attempts to enter a critical section without blocking. If the call is successful, the calling thread takes ownership of the critical section.
Unadvise

Unregisters the caller's IVdsAdviseSink interface so that the caller no longer receives notifications from the VDS service.
UnexposeSnapshot

Unexposes a shadow copy either by deleting the file share or by removing the drive letter or mounted folder.
UninstallDisks

Uninstalls a set of disks.
UnmapViewOfFile

Unmaps a mapped view of a file from the calling process's address space.
UnmapViewOfFile2

Unmaps a previously mapped view of a file or a pagefile-backed section.
UnmapViewOfFileEx

This is an extended version of UnmapViewOfFile that takes an additional flags parameter.
Unregister

Causes VSS to delete the writer's metadata from the express writer metadata store.
UnregisterBadMemoryNotification

Closes the specified bad memory notification handle.
UnregisterDeviceNotification

Closes the specified device notification handle.
UnregisterPowerSettingNotification

Unregisters the power setting notification.
UnregisterProvider

Removes VDS provider registration data. Hardware providers call this method.
UnregisterProvider

Unregisters an existing provider.
UnregisterSuspendResumeNotification

Cancels a registration to receive notification when the system is suspended or resumed. Similar to PowerUnregisterSuspendResumeNotification but operates in user mode.
Unsubscribe

The Unsubscribe method unsubscribes the writer with VSS.
VirtualAlloc

Reserves, commits, or changes the state of a region of pages in the virtual address space of the calling process. (VirtualAlloc)
VirtualAlloc2

Reserves, commits, or changes the state of a region of memory within the virtual address space of a specified process. The function initializes the memory it allocates to zero. (VirtualAlloc2)
VirtualAlloc2FromApp

Reserves, commits, or changes the state of a region of pages in the virtual address space of the calling process. (VirtualAlloc2FromApp)
VirtualAllocEx

Reserves, commits, or changes the state of a region of memory within the virtual address space of a specified process. The function initializes the memory it allocates to zero. (VirtualAllocEx)
VirtualAllocExNuma

Reserves, commits, or changes the state of a region of memory within the virtual address space of the specified process, and specifies the NUMA node for the physical memory.
VirtualAllocFromApp

Reserves, commits, or changes the state of a region of pages in the virtual address space of the calling process. (VirtualAllocFromApp)
VirtualFree

Releases, decommits, or releases and decommits a region of pages within the virtual address space of the calling process.
VirtualFreeEx

Releases, decommits, or releases and decommits a region of memory within the virtual address space of a specified process.
VirtualLock

Locks the specified region of the process's virtual address space into physical memory, ensuring that subsequent access to the region will not incur a page fault.
VirtualProtect

Changes the protection on a region of committed pages in the virtual address space of the calling process. (VirtualProtect)
VirtualProtectEx

Changes the protection on a region of committed pages in the virtual address space of a specified process.
VirtualProtectFromApp

Changes the protection on a region of committed pages in the virtual address space of the calling process. (VirtualProtectFromApp)
VirtualQuery

Retrieves information about a range of pages in the virtual address space of the calling process.
VirtualQueryEx

Retrieves information about a range of pages within the virtual address space of a specified process.
VirtualUnlock

Unlocks a specified range of pages in the virtual address space of a process, enabling the system to swap the pages out to the paging file if necessary.
VssFreeSnapshotProperties

The VssFreeSnapshotProperties function (vsbackup.h) is used to free the contents of a VSS_SNAPSHOT_PROP structure as part of managing its life cycle.
VssFreeSnapshotPropertiesInternal

The VssFreeSnapshotPropertiesInternal function (vsbackup.h) is used to free the contents of a VSS_SNAPSHOT_PROP structure as part of managing its life cycle.
Wait

The IVdsAsync::Wait (vds.h) method returns when the asynchronous operation has either finished successfully or failed.
Wait

The IVdsAsync::Wait method (vdshwprv.h) returns when the asynchronous operation has either finished successfully or failed.
Wait

The Wait method waits until an incomplete asynchronous operation finishes.
WaitCommEvent

Waits for an event to occur for a specified communications device. The set of events that are monitored by this function is contained in the event mask associated with the device handle.
WaitForMultipleObjects

Waits until one or all of the specified objects are in the signaled state or the time-out interval elapses.
WaitForMultipleObjectsEx

Waits until one or all of the specified objects are in the signaled state, an I/O completion routine or asynchronous procedure call (APC) is queued to the thread, or the time-out interval elapses.
WaitForServiceReady

Waits for VDS initialization to complete and returns the status of the VDS initialization.
WaitForSingleObject

Waits until the specified object is in the signaled state or the time-out interval elapses.
WaitForSingleObjectEx

Waits until the specified object is in the signaled state, an I/O completion routine or asynchronous procedure call (APC) is queued to the thread, or the time-out interval elapses.
WaitOnAddress

Waits for the value at the specified address to change.
WakeAllConditionVariable

Wake all threads waiting on the specified condition variable.
WakeByAddressAll

Wakes all threads that are waiting for the value of an address to change.
WakeByAddressSingle

Wakes one thread that is waiting for the value of an address to change.
WakeConditionVariable

Wake a single thread waiting on the specified condition variable.
WriteGlobalPwrPolicy

Writes global power policy settings.
WriteProcessorPwrScheme

Writes processor power policy settings for the specified power scheme.
WritePwrScheme

Writes policy settings that are unique to the specified power scheme.

Interfaces

 
IEnumVdsObject

The IEnumVdsObject interface (vds.h) enumerates through a set of VDS objects of a given type.
IEnumVdsObject

Enumerates through a set of VDS objects of a given type. Objects can be providers, subsystems, controllers, LUNs, LUN plexes, drives, disk packs, disks, volumes, or volume plexes. (IEnumVdsObject)
IVdsAdmin

Registers providers with VDS.
IVdsAdvancedDisk

Creates and deletes partitions, and modifies partition attributes.
IVdsAdvancedDisk2

Provides a method to change partition types.
IVdsAdviseSink

The IVdsAdviseSink interface (vds.h) receives VDS notifications.
IVdsAdviseSink

Receives VDS notifications. (IVdsAdviseSink)
IVdsAsync

The IVdsAsync interface (vds.h) manages asynchronous operations.
IVdsAsync

Manages asynchronous operations. Methods that initiate asynchronous operations return a pointer to an IVdsAsync interface, allowing the caller to optionally cancel, wait for, or query the status of the asynchronous operation. (IVdsAsync)
IVdsController

The IVdsController interface (vds.h) provides methods for performing query and configuration operations on a controller.
IVdsController

Provides methods for performing query and configuration operations on a controller. (IVdsController)
IVdsControllerControllerPort

The IVdsControllerControllerPort interface (vds.h) provides a method to enumerate controller ports for a class implementing the IVdsController interface.
IVdsControllerControllerPort

Provides a method to enumerate controller ports for a class implementing the IVdsController interface. This is needed to support MPIO. (IVdsControllerControllerPort)
IVdsControllerPort

The IVdsControllerPort interface (vds.h) provides methods for performing query and configuration operations on a controller port.
IVdsControllerPort

Provides methods for performing query and configuration operations on a controller port. (IVdsControllerPort)
IVdsCreatePartitionEx

Creates a partition on a basic disk.
IVdsDisk

Provides methods to query and configure basic and dynamic disks.
IVdsDisk2

Provides a method to set the SAN mode of a disk to offline or online.
IVdsDisk3

Provides a method to retrieve property information for a disk, including the disk's location path.
IVdsDiskOnline

Provides methods to bring a disk online and take it offline.Windows Vista:  This interface is not supported until Windows Vista with Service Pack 1 (SP1). Use IVdsDisk2 instead.
IVdsDiskPartitionMF

Provides methods to perform file system management operations on partitions.
IVdsDiskPartitionMF2

Provides a method to format a partition with additional formatting options.
IVdsDrive

The IVdsDrive interface (vds.h) provides methods for performing query and configuration operations on a drive.
IVdsDrive

Provides methods for performing query and configuration operations on a drive. (IVdsDrive)
IVdsDrive2

The IVdsDrive2 interface (vds.h) provides a method for querying the properties of a drive.
IVdsDrive2

Provides a method for querying the properties of a drive. (IVdsDrive2)
IVdsHbaPort

Provides methods to query and interact with HBA ports on the local system.
IVdsHwProvider

The IVdsHwProvider interface (vds.h) provides methods for performing query, reenumeration, and refresh operations on a hardware provider.
IVdsHwProvider

Provides methods for performing query, reenumeration, and refresh operations on a hardware provider. (IVdsHwProvider)
IVdsHwProviderPrivate

Provides a method that enables VDS to determine whether the hardware provider manages a specified LUN.
IVdsHwProviderPrivateMpio

Provides a method that sets the status of paths originating from a particular HBA port to the provider.
IVdsHwProviderStoragePools

The IVdsHwProviderStoragePools interface (vds.h) provides methods to create LUNs in a storage pool and enumerate storage pools managed by a hardware provider.
IVdsHwProviderStoragePools

The IVdsHwProviderStoragePools interface (vdshwprv.h) provides methods to create LUNs in a storage pool and enumerate the storage pools managed by a hardware provider.
IVdsHwProviderType

The IVdsHwProviderType interface (vds.h) provides a method to retrieve the type of hardware provider.
IVdsHwProviderType

The IVdsHwProviderType interface (vdshwprv.h) provides a method to retrieve the type of hardware provider.
IVdsHwProviderType2

The IVdsHwProviderType2 interface (vds.h) is not implemented. Use IVdsHwProviderType instead.
IVdsHwProviderType2

The IVdsHwProviderType2 interface (vdshwprv.h) is not implemented. Use IVdsHwProviderType interface (vds.h) instead.
IVdsIscsiInitiatorAdapter

Provides methods to query and interact with iSCSI initiator adapters on the local system.
IVdsIscsiInitiatorPortal

Provides methods to query and interact with iSCSI initiator portals on the local system.
IVdsIscsiPortal

The IVdsIscsiPortal interface (vds.h) provides methods for performing query and configuration operations on an iSCSI portal.
IVdsIscsiPortal

The IVdsIscsiPortal interface (vdshwprv.h) provides methods for performing query and configuration operations on an iSCSI portal.
IVdsIscsiPortalGroup

The IVdsIscsiPortalGroup interface (vds.h) provides methods for performing query and configuration services on an iSCSI portal group.
IVdsIscsiPortalGroup

The IVdsIscsiPortalGroup interface (vdshwprv.h) provides methods for performing query and configuration services on an iSCSI portal group.
IVdsIscsiPortalLocal

Provides methods for setting local-initiator-specific IPSEC pre-shared keys on an iSCSI portal.
IVdsIscsiTarget

The IVdsIscsiTarget interface (vds.h) provides methods for performing query and configuration operations on an iSCSI target.
IVdsIscsiTarget

The IVdsIscsiTarget interface (vdshwprv.h) provides methods for performing query and configuration operations on an iSCSI target.
IVdsLun

The IVdsLun interface (vds.h) provides methods for performing query and configuration operations on a logical unit number (LUN).
IVdsLun

The IVdsLun interface (vdshwprv.h) provides methods for performing query and configuration operations on a logical unit number (LUN).
IVdsLun2

The IVdsLun2 interface (vds.h) provides methods for applying and querying logical unit number (LUN) hints.
IVdsLun2

The IVdsLun2 interface (vdshwprv.h) provides methods for applying and querying logical unit number (LUN) hints.
IVdsLunControllerPorts

The IVdsLunControllerPorts interface (vds.h) provides methods for performing controller port configuration operations on a LUN.
IVdsLunControllerPorts

The IVdsLunControllerPorts interface (vdshwprv.h) provides methods for performing controller port configuration operations on a LUN.
IVdsLunIscsi

The IVdsLunIscsi interface (vds.h) provides methods for performing query and configuration operations on an iSCSI LUN.
IVdsLunIscsi

The IVdsLunIscsi interface (vdshwprv.h) provides methods for performing query and configuration operations on an iSCSI LUN.
IVdsLunMpio

The IVdsLunMpio interface (vds.h) provides methods for performing query and configuration operations on a LUN with MPIO extensions.
IVdsLunMpio

The IVdsLunMpio interface (vdshwprv.h) provides methods for performing query and configuration operations on a LUN with MPIO extensions.
IVdsLunNaming

The IVdsLunNaming interface (vds.h) provides a method to name LUNs for a class implementing the IVdsLun interface.
IVdsLunNaming

The IVdsLunNaming interface (vdshwprv.h) provides a method to name LUNs for a class implementing the IVdsLun interface.
IVdsLunNumber

The IVdsLunNumber interface (vds.h) provides a method to query the LUN number for a LUN.
IVdsLunNumber

The IVdsLunNumber interface (vdshwprv.h) provides a method to query the LUN number for a LUN.
IVdsLunPlex

The IVdsLunPlex interface (vds.h) provides methods for performing query and configuration operations on a LUN plex.
IVdsLunPlex

The IVdsLunPlex interface (vdshwprv.h) provides methods for performing query and configuration operations on a LUN plex.
IVdsMaintenance

The IVdsMaintenance interface (vds.h) provides methods for performing maintenance operations on a subsystem, controller, LUN, or drive.
IVdsMaintenance

The IVdsMaintenance interface (vdshwprv.h) provides methods for performing maintenance operations on a subsystem, controller, LUN, or drive.
IVdsOpenVDisk

Defines methods for managing a virtual disk. (IVdsOpenVDisk)
IVdsPack

Provides methods to query and perform management operations on a pack containing disks and volumes.
IVdsPack2

Provides a method to create aligned volumes on a pack.
IVdsProvider

The IVdsProvider interface (vds.h) returns the properties of a hardware or software provider.
IVdsProvider

The IVdsProvider interface (vdshwprv.h) returns the properties of a hardware or software provider.
IVdsProviderPrivate

Provides methods to enable VDS to perform miscellaneous operations on provider objects.
IVdsProviderSupport

The IVdsProviderSupport interface (vds.h) provides a method to indicate what versions of the VDS interfaces are supported by the provider.
IVdsProviderSupport

The IVdsProviderSupport interface (vdshwprv.h) provides a method to indicate what versions of the VDS interfaces are supported by the provider.
IVdsRemovable

Provides methods to query and eject a removable disk, such as a CD-ROM.
IVdsService

Provides methods to query and interact with VDS.
IVdsServiceHba

Provides a method to query HBA ports on the local system.
IVdsServiceInitialization

This interface is reserved for system use.
IVdsServiceIscsi

Provides methods to interface with the local initiator service, including the ability to set CHAP security settings and to log into targets.
IVdsServiceLoader

Instantiates a service loader object.
IVdsServiceSAN

Provides methods for managing disk online and offline SAN policy for the operating system.
IVdsServiceUninstallDisk

Provides methods to uninstall basic and dynamic disks.
IVdsStoragePool

The IVdsStoragePool interface (vds.h) provides methods to query information and enumerate related objects for a storage pool.
IVdsStoragePool

The IVdsStoragePool interface (vdshwprv.h) provides methods to query information and enumerate related objects for a storage pool.
IVdsSubSystem

The IVdsSubSystem interface (vds.h) provides methods for performing query and configuration operations on a subsystem.
IVdsSubSystem

The IVdsSubSystem interface (vdshwprv.h) provides methods for performing query and configuration operations on a subsystem.
IVdsSubSystem2

The IVdsSubSystem2 interface (vds.h) provides methods for performing query and configuration operations on a subsystem using the VDS_HINTS2 and VDS_SUB_SYSTEM_PROP2 structures.
IVdsSubSystem2

The IVdsSubSystem2 interface provides methods for performing query and configuration operations on a subsystem using the VDS_HINTS2 and VDS_SUB_SYSTEM_PROP2 structures.
IVdsSubSystemImportTarget

Provides methods to query and configure the default VSS import target for the subsystem.
IVdsSubSystemInterconnect

The IVdsSubSystemInterconnect interface (vds.h) provides a method to query the interconnect types that are supported by a subsystem.
IVdsSubSystemInterconnect

The IVdsSubSystemInterconnect interface (vdshwprv.h) provides a method to query the interconnect types that are supported by a subsystem.
IVdsSubSystemIscsi

The IVdsSubSystemIscsi interface (vds.h) provides methods to query and configure iSCSI targets and portals on a subsystem.
IVdsSubSystemIscsi

The IVdsSubSystemIscsi interface (vdshwprv.h) provides methods to query and configure iSCSI targets and portals on a subsystem.
IVdsSubSystemNaming

The IVdsSubSystemNaming interface (vds.h) provides a method to name subsystems for a class implementing the IVdsSubSystem interface.
IVdsSubSystemNaming

The IVdsSubSystemNaming interface (vdshwprv.h) provides a method to name subsystems for a class implementing the IVdsSubSystem interface.
IVdsSwProvider

Provides methods to perform operations specific to the software provider.
IVdsVDisk

Defines methods for managing a virtual disk. (IVdsVDisk)
IVdsVdProvider

Defines methods for creating and managing virtual disks.
IVdsVolume

Provides methods to manage volumes.
IVdsVolume2

Provides a method for returning volume property information, including the volume GUIDs.
IVdsVolumeMF

Provides methods to perform access-path and file-system activities on the volume object.
IVdsVolumeMF2

Provides methods to perform additional file system management operations on the volume object. (IVdsVolumeMF2)
IVdsVolumeMF3

Provides methods to perform additional file system management operations on the volume object. (IVdsVolumeMF3)
IVdsVolumeOnline

Provides a method to repair single volumes.
IVdsVolumePlex

Provides methods for maintaining volume plexes.
IVdsVolumeShrink

Provides methods to support volume shrinking.
IVssAdmin

The IVssAdmin interface manages providers registered with VSS.
IVssAsync

The IVssAsync interface is returned to calling applications by methods that initiate asynchronous operations, which run in the background and typically require a long time to complete.
IVssDifferentialSoftwareSnapshotMgmt

Contains methods that allow applications to query and manage shadow copy storage areas generated by the system shadow copy provider.
IVssDifferentialSoftwareSnapshotMgmt2

Defines additional methods that allow applications to query and manage shadow copy storage areas generated by the system shadow copy provider.
IVssDifferentialSoftwareSnapshotMgmt3

Defines methods that allow applications to use the shadow copy protection feature of VSS.
IVssEnumMgmtObject

Contains methods to iterate over and perform other operations on a list of enumerated objects. (IVssEnumMgmtObject)
IVssEnumObject

Contains methods to iterate over and perform other operations on a list of enumerated objects. (IVssEnumObject)
IVssFileShareSnapshotProvider

. (IVssFileShareSnapshotProvider)
IVssHardwareSnapshotProvider

Contains the methods used by VSS to map volumes to LUNs, discover LUNs created during the shadow copy process, and transport LUNs on a SAN.
IVssHardwareSnapshotProviderEx

Provides an additional method used by VSS to notify hardware providers of LUN state changes.
IVssProviderCreateSnapshotSet

The IVssProviderCreateSnapshotSet interface contains the methods used during shadow copy creation.
IVssProviderNotifications

The IVssProviderNotifications interface manages providers registered with VSS.
IVssSnapshotMgmt

Provides a method that returns an interface to further configure a shadow copy provider.
IVssSnapshotMgmt2

Provides a method to retrieve the minimum size of the shadow copy storage area.
IVssSoftwareSnapshotProvider

Contains the methods used by VSS to manage shadow copy volumes. All software providers must support this interface.

Structures

 
_DEV_BROADCAST_USERDEFINED

Contains the user-defined event and optional data associated with the DBT_USERDEFINED device event.
ADMINISTRATOR_POWER_POLICY

Represents the administrator override power policy settings.
CHANGE_ATTRIBUTES_PARAMETERS

Defines the partition parameters of a partition style. (CHANGE_ATTRIBUTES_PARAMETERS)
CHANGE_PARTITION_TYPE_PARAMETERS

Describes parameters to be used when changing a partition's type.
CHANGER_ELEMENT

Represents a changer element.
CHANGER_ELEMENT_LIST

Represents a range of elements of a single type, typically for an operation such as getting or initializing the status of multiple elements.
CHANGER_ELEMENT_STATUS

Represents the status of the specified element. (CHANGER_ELEMENT_STATUS)
CHANGER_ELEMENT_STATUS_EX

Represents the status of the specified element. (CHANGER_ELEMENT_STATUS_EX)
CHANGER_EXCHANGE_MEDIUM

Contains information the IOCTL_CHANGER_EXCHANGE_MEDIUM control code uses to move a piece of media to a destination, and the piece of media originally in the first destination to a second destination.
CHANGER_INITIALIZE_ELEMENT_STATUS

Represents the status of all media changer elements or the specified elements of a particular type.
CHANGER_MOVE_MEDIUM

Contains information that the IOCTL_CHANGER_MOVE_MEDIUM control code uses to move a piece of media to a destination.
CHANGER_PRODUCT_DATA

Represents product data for a changer device. It is used by the IOCTL_CHANGER_GET_PRODUCT_DATA control code.
CHANGER_READ_ELEMENT_STATUS

Contains information that the IOCTL_CHANGER_GET_ELEMENT_STATUS control code needs to determine the elements whose status is to be retrieved.
CHANGER_SEND_VOLUME_TAG_INFORMATION

Contains information that the IOCTL_CHANGER_QUERY_VOLUME_TAGS control code uses to determine the volume information to be retrieved.
CHANGER_SET_ACCESS

Contains information that the IOCTL_CHANGER_SET_ACCESS control code needs to set the state of the device's insert/eject port, door, or keypad.
CHANGER_SET_POSITION

Contains information needed by the IOCTL_CHANGER_SET_POSITION control code to set the changer's robotic transport mechanism to the specified element address.
CLASS_MEDIA_CHANGE_CONTEXT

Contains information associated with a media change event.
COMMCONFIG

Contains information about the configuration state of a communications device.
COMMPROP

Contains information about a communications driver.
COMMTIMEOUTS

Contains the time-out parameters for a communications device.
COMSTAT

Contains information about a communications device.
CREATE_PARTITION_PARAMETERS

Defines the partition parameters of a partition style. (CREATE_PARTITION_PARAMETERS)
DCB

Defines the control setting for a serial communications device.
DEV_BROADCAST_DEVICEINTERFACE_A

Contains information about a class of devices. (ANSI)
DEV_BROADCAST_DEVICEINTERFACE_W

Contains information about a class of devices. (Unicode)
DEV_BROADCAST_HANDLE

Contains information about a file system handle.
DEV_BROADCAST_HDR

Serves as a standard header for information related to a device event reported through the WM_DEVICECHANGE message.
DEV_BROADCAST_OEM

Contains information about a OEM-defined device type.
DEV_BROADCAST_PORT_A

Contains information about a modem, serial, or parallel port. (ANSI)
DEV_BROADCAST_PORT_W

Contains information about a modem, serial, or parallel port. (Unicode)
DEV_BROADCAST_VOLUME

Contains information about a logical volume.
DEVICE_DATA_SET_LB_PROVISIONING_STATE

Output structure for the DeviceDsmAction_Allocation action of the IOCTL_STORAGE_MANAGE_DATA_SET_ATTRIBUTES control code.
DEVICE_DATA_SET_RANGE

Provides data set range information for use with the IOCTL_STORAGE_MANAGE_DATA_SET_ATTRIBUTES control code.
DEVICE_DATA_SET_REPAIR_PARAMETERS

Specifies parameters for the repair operation.
DEVICE_DSM_NOTIFICATION_PARAMETERS

Contains parameters for the DeviceDsmAction_Notification action for the IOCTL_STORAGE_MANAGE_DATA_SET_ATTRIBUTES control code.
DEVICE_DSM_OFFLOAD_READ_PARAMETERS

Contains parameters for the DeviceDsmAction_OffloadRead action for the IOCTL_STORAGE_MANAGE_DATA_SET_ATTRIBUTES control code.
DEVICE_DSM_OFFLOAD_WRITE_PARAMETERS

Specifies parameters for the offload write operation.
DEVICE_MANAGE_DATA_SET_ATTRIBUTES

Input structure for the IOCTL_STORAGE_MANAGE_DATA_SET_ATTRIBUTES control code.
DEVICE_MANAGE_DATA_SET_ATTRIBUTES_OUTPUT

Output structure for the IOCTL_STORAGE_MANAGE_DATA_SET_ATTRIBUTES control code.
DEVICE_MEDIA_INFO

Provides information about the media supported by a device.
DEVICE_NOTIFY_SUBSCRIBE_PARAMETERS

Contains parameters used when registering for a power notification.
ENCLAVE_CREATE_INFO_SGX

Contains architecture-specific information to use to create an enclave when the enclave type is ENCLAVE_TYPE_SGX, which specifies an enclave for the Intel Software Guard Extensions (SGX) architecture extension.
ENCLAVE_CREATE_INFO_VBS

Contains architecture-specific information to use to create an enclave when the enclave type is ENCLAVE_TYPE_VBS, which specifies a virtualization-based security (VBS) enclave.
ENCLAVE_IDENTITY

Describes the identity of the primary module of an enclave.
ENCLAVE_INFORMATION

Contains information about the currently executing enclave.
ENCLAVE_INIT_INFO_SGX

Contains architecture-specific information to use to initialize an enclave when the enclave type is ENCLAVE_TYPE_SGX, which specifies an enclave for the Intel Software Guard Extensions (SGX) architecture extension.
ENCLAVE_INIT_INFO_VBS

Contains architecture-specific information to use to initialize an enclave when the enclave type is ENCLAVE_TYPE_VBS, which specifies a virtualization-based security (VBS) enclave.
EVENTLOG_FULL_INFORMATION

Indicates whether the event log is full.
EVENTLOGRECORD

Contains information about an event record returned by the ReadEventLog function.
GET_CHANGER_PARAMETERS

Represents the parameters of a changer.
GET_MEDIA_TYPES

Contains information about the media types supported by a device.
GLOBAL_MACHINE_POWER_POLICY

Contains global computer power policy settings that apply to all power schemes for all users.
GLOBAL_POWER_POLICY

Contains global power policy settings that apply to all power schemes.
GLOBAL_USER_POWER_POLICY

Contains global user power policy settings that apply to all power schemes for a user.
HEAP_OPTIMIZE_RESOURCES_INFORMATION

Specifies flags for a HeapOptimizeResources operation initiated with HeapSetInformation.
IMAGE_ENCLAVE_CONFIG32

Defines the format of the enclave configuration for systems running 32-bit Windows. (32 bit)
IMAGE_ENCLAVE_CONFIG64

Defines the format of the enclave configuration for systems running 32-bit Windows. (64 bit)
IMAGE_ENCLAVE_IMPORT

Defines a entry in the array of images that an enclave can import.
MACHINE_POWER_POLICY

Contains computer power policy settings that are unique to each power scheme on the computer.
MACHINE_PROCESSOR_POWER_POLICY

Contains processor power policy settings that apply while the system is running on AC power or battery power.
MEM_ADDRESS_REQUIREMENTS

Specifies a lowest and highest base address and alignment as part of an extended parameter to a function that manages virtual memory.
MEM_EXTENDED_PARAMETER

Represents an extended parameter for a function that manages virtual memory.
MEMORY_BASIC_INFORMATION

Contains information about a range of pages in the virtual address space of a process.
MEMORYSTATUS

Contains information about the current state of both physical and virtual memory.
MEMORYSTATUSEX

Contains information about the current state of both physical and virtual memory, including extended memory.
MODEMDEVCAPS

Contains information about the capabilities of a modem.
MODEMSETTINGS

Contains information about a modem's configuration.
POWER_POLICY

Contains power policy settings that are unique to each power scheme.
POWERBROADCAST_SETTING

Sent with a power setting event and contains data about the specific change.
PPM_WMI_LEGACY_PERFSTATE

Contains the granularity of the battery capacity that is reported by IOCTL_BATTERY_QUERY_STATUS.
PREVENT_MEDIA_REMOVAL

Provides removable media locking data. It is used by the IOCTL_STORAGE_MEDIA_REMOVAL control code.
PROCESS_HEAP_ENTRY

Contains information about a heap element.
PROCESSOR_IDLESTATE_INFO

Contains information about system battery drain policy settings.
PROCESSOR_POWER_POLICY

Contains information about processor performance control and C-states.
PROCESSOR_POWER_POLICY_INFO

Contains information about processor C-state policy settings.
PWM_CONTROLLER_INFO

Represents the static information that characterizes a Pulse Width Modulation (PWM) controller.
PWM_CONTROLLER_SET_DESIRED_PERIOD_INPUT

Contains an input value for a suggested signal period for the Pulse Width Modulation (PWM) controller.
PWM_CONTROLLER_SET_DESIRED_PERIOD_OUTPUT

Contains the effective output signal period of the Pulse Width Modulation (PWM) controller.
PWM_PIN_SET_POLARITY_INPUT

Contains a desired value for polarity of a pin or channel.
READ_ELEMENT_ADDRESS_INFO

Represents the volume tag information. It is used by the IOCTL_CHANGER_QUERY_VOLUME_TAGS control code.
REASON_CONTEXT

Contains information about a power request. This structure is used by the PowerCreateRequest and SetWaitableTimerEx functions.
STORAGE_DEVICE_NUMBER

Contains information about a device. This structure is used by the IOCTL_STORAGE_GET_DEVICE_NUMBER control code.
STORAGE_HOTPLUG_INFO

Provides information about the hotplug information of a device.
STORAGE_OFFLOAD_READ_OUTPUT

Output structure for the DeviceDsmAction_OffloadRead action of the IOCTL_STORAGE_MANAGE_DATA_SET_ATTRIBUTES control code.
STORAGE_OFFLOAD_TOKEN

The token used to represent a portion of a file used in by offload read and write operations.
STORAGE_OFFLOAD_WRITE_OUTPUT

Output structure for the DeviceDsmAction_OffloadWrite action of the IOCTL_STORAGE_MANAGE_DATA_SET_ATTRIBUTES control code.
SYSTEM_BATTERY_STATE

Contains information about the power capabilities of the system.
SYSTEM_POWER_LEVEL

Contains information used to set the system power state.
SYSTEM_POWER_POLICY

Contains information about the current system power policy.
SYSTEM_POWER_STATUS

Contains information about the power status of the system.
THERMAL_EVENT

Contains a thermal event.
USER_POWER_POLICY

Contains power policy settings that are unique to each power scheme for a user.
VBS_ENCLAVE_REPORT

Describes the format of the signed statement contained in a report generated by calling the EnclaveGetAttestationReport function.
VBS_ENCLAVE_REPORT_MODULE

Describes a module loaded for the enclave.
VBS_ENCLAVE_REPORT_PKG_HEADER

Describes the contents of a report generated by calling the EnclaveGetAttestationReport function.
VBS_ENCLAVE_REPORT_VARDATA_HEADER

Describes the format of a variable data block contained in a report that the EnclaveGetAttestationReport function generates.
VDS_ASYNC_OUTPUT

The VDS_ASYNC_OUTPUT structure (vds.h) defines the output of an async object. Output elements vary depending on the operation type.
VDS_ASYNC_OUTPUT

The VDS_ASYNC_OUTPUT structure (vdshwprv.h) defines the output of an async object. Output elements vary depending on the operation type.
VDS_CONTROLLER_NOTIFICATION

The VDS_CONTROLLER_NOTIFICATION structure (vds.h) defines the details of controller events.
VDS_CONTROLLER_NOTIFICATION

The VDS_CONTROLLER_NOTIFICATION structure (vdshwprv.h) defines the details of controller events.
VDS_CONTROLLER_PROP

The VDS_CONTROLLER_PROP structure (vds.h) defines the properties of a controller object.
VDS_CONTROLLER_PROP

The VDS_CONTROLLER_PROP structure (vdshwprv.h) defines the properties of a controller object.
VDS_CREATE_VDISK_PARAMETERS

Contains the parameters to be used when a virtual disk is created.
VDS_DISK_EXTENT

Defines the properties of a disk extent.
VDS_DISK_FREE_EXTENT

Describes a free extent on a disk.
VDS_DISK_NOTIFICATION

The VDS_DISK_NOTIFICATION structure (vds.h) defines the details of disk events.
VDS_DISK_NOTIFICATION

The VDS_DISK_NOTIFICATION structure (vdshwprv.h) defines the details of disk events.
VDS_DISK_PROP

Defines the properties of a disk object.
VDS_DISK_PROP2

Defines the properties of a disk object. This structure is identical to the VDS_DISK_PROP structure, except that it also includes the location path and, if the disk is offline, the reason why it is offline.
VDS_DRIVE_EXTENT

The VDS_DRIVE_EXTENT structure (vds.h) defines the properties of a drive extent.
VDS_DRIVE_EXTENT

The VDS_DRIVE_EXTENT structure (vdshwprv.h) defines the properties of a drive extent.
VDS_DRIVE_LETTER_NOTIFICATION

The VDS_DRIVE_LETTER_NOTIFICATION structure (vds.h) defines the details of drive-letter events.
VDS_DRIVE_LETTER_NOTIFICATION

The VDS_DRIVE_LETTER_NOTIFICATION structure (vdshwprv.h) defines the details of drive-letter events.
VDS_DRIVE_LETTER_PROP

Defines the properties of a drive letter.
VDS_DRIVE_NOTIFICATION

The VDS_DRIVE_NOTIFICATION structure (vds.h) defines the details of drive events.
VDS_DRIVE_NOTIFICATION

The VDS_DRIVE_NOTIFICATION structure (vdshwprv.h) defines the details of drive events.
VDS_DRIVE_PROP

The VDS_DRIVE_PROP structure (vds.h) defines the properties of a drive object.
VDS_DRIVE_PROP

The VDS_DRIVE_PROP structure (vdshwprv.h) defines the properties of a drive object.
VDS_DRIVE_PROP2

The VDS_DRIVE_PROP2 structure (vds.h) defines the properties of a drive object.
VDS_DRIVE_PROP2

The VDS_DRIVE_PROP2 structure (vdshwprv.h) defines the properties of a drive object.
VDS_FILE_SYSTEM_FORMAT_SUPPORT_PROP

Provides information about file systems that are supported for formatting volumes.
VDS_FILE_SYSTEM_NOTIFICATION

The VDS_FILE_SYSTEM_NOTIFICATION structure (vds.h) defines the details of file-system events.
VDS_FILE_SYSTEM_NOTIFICATION

The VDS_FILE_SYSTEM_NOTIFICATION structure (vdshwprv.h) defines the details of file-system events.
VDS_FILE_SYSTEM_PROP

Defines the properties of a file system.
VDS_FILE_SYSTEM_TYPE_PROP

Defines the properties of a file system type.
VDS_HBAPORT_PROP

The VDS_HBAPORT_PROP structure (vds.h) defines the properties of an HBA port.
VDS_HBAPORT_PROP

The VDS_HBAPORT_PROP structure (vdshwprv.h) defines the properties of an HBA port.
VDS_HINTS

The VDS_HINTS structure (vds.h) defines the automagic hints for a LUN or LUN plex.
VDS_HINTS

The VDS_HINTS structure (vdshwprv.h) defines the automagic hints for a LUN or LUN plex.
VDS_HINTS2

The VDS_HINTS2 structure (vds.h) contains the automagic hints for a LUN in a storage pool.
VDS_HINTS2

The VDS_HINTS2 structure (vdshwprv.h) contains the automagic hints for a LUN in a storage pool.
VDS_INPUT_DISK

Defines the details of an input disk.
VDS_INTERCONNECT

Defines the address data of a physical interconnect.
VDS_IPADDRESS

The VDS_IPADDRESS structure (vds.h) defines an IP address and port.
VDS_IPADDRESS

The VDS_IPADDRESS structure (vdshwprv.h) defines an IP address and port.
VDS_ISCSI_INITIATOR_ADAPTER_PROP

The VDS_ISCSI_INITIATOR_ADAPTER_PROP structure (vds.h) defines the properties of an iSCSI initiator adapter.
VDS_ISCSI_INITIATOR_ADAPTER_PROP

The VDS_ISCSI_INITIATOR_ADAPTER_PROP structure (vdshwprv.h) defines the properties of an iSCSI initiator adapter.
VDS_ISCSI_INITIATOR_PORTAL_PROP

The VDS_ISCSI_INITIATOR_PORTAL_PROP structure (vds.h) defines the properties of an iSCSI initiator portal.
VDS_ISCSI_INITIATOR_PORTAL_PROP

The VDS_ISCSI_INITIATOR_PORTAL_PROP structure (vdshwprv.h) defines the properties of an iSCSI initiator portal.
VDS_ISCSI_IPSEC_KEY

The VDS_ISCSI_IPSEC_KEY structure (vds.h) is not supported. This structure is reserved for future use.
VDS_ISCSI_IPSEC_KEY

The VDS_ISCSI_IPSEC_KEY structure (vdshwprv.h) is not supported and is reserved for future use.
VDS_ISCSI_PORTAL_PROP

The VDS_ISCSI_PORTAL_PROP structure (vds.h) defines the properties of an iSCSI portal. (VDS_ISCSI_PORTAL_PROP)
VDS_ISCSI_PORTAL_PROP

The VDS_ISCSI_PORTAL_PROP structure (vdshwprv.h) defines the properties of an iSCSI portal.
VDS_ISCSI_PORTALGROUP_PROP

The VDS_ISCSI_PORTALGROUP_PROP structure (vds.h) defines the properties of an iSCSI portal group.
VDS_ISCSI_PORTALGROUP_PROP

The VDS_ISCSI_PORTALGROUP_PROP structure (vdshwprv.h) defines the properties of an iSCSI portal group.
VDS_ISCSI_SHARED_SECRET

The VDS_ISCSI_SHARED_SECRET structure (vds.h) defines a CHAP shared secret.
VDS_ISCSI_SHARED_SECRET

The VDS_ISCSI_SHARED_SECRET structure (vdshwprv.h) defines a CHAP shared secret.
VDS_ISCSI_TARGET_PROP

The VDS_ISCSI_TARGET_PROP structure (vds.h) defines the properties of an iSCSI target.
VDS_ISCSI_TARGET_PROP

The VDS_ISCSI_TARGET_PROP structure (vdshwprv.h) defines the properties of an iSCSI target.
VDS_LUN_INFORMATION

Defines information about a LUN or disk. Applications can use this structure to uniquely identify a LUN at all times.
VDS_LUN_NOTIFICATION

The VDS_LUN_NOTIFICATION structure (vds.h) defines the details of a LUN notification.
VDS_LUN_NOTIFICATION

The VDS_LUN_NOTIFICATION structure (vdshwprv.h) defines the details of a LUN notification.
VDS_LUN_PLEX_PROP

The VDS_LUN_PLEX_PROP structure (vds.h) defines the properties of a LUN plex object.
VDS_LUN_PLEX_PROP

The VDS_LUN_PLEX_PROP structure (vdshwprv.h) defines the properties of a LUN plex object.
VDS_LUN_PROP

The VDS_LUN_PROP structure (vds.h) defines the properties of a LUN object.
VDS_LUN_PROP

The VDS_LUN_PROP structure (vdshwprv.h) defines the properties of a LUN object.
VDS_MOUNT_POINT_NOTIFICATION

The VDS_MOUNT_POINT_NOTIFICATION structure (vds.h) represents notification information that was returned by the software provider because a drive letter or volume GUID path changed.
VDS_MOUNT_POINT_NOTIFICATION

The VDS_MOUNT_POINT_NOTIFICATION structure (vdshwprv.h) represents data returned by the software provider because a drive letter or volume GUID path changed.
VDS_NOTIFICATION

The VDS_NOTIFICATION structure (vds.h) defines the VDS notification structures specific to each notification target type.
VDS_NOTIFICATION

The VDS_NOTIFICATION structure (vdshwprv.h) defines the VDS notification structures specific to each notification target type (subject).
VDS_PACK_NOTIFICATION

The VDS_PACK_NOTIFICATION structure (vds.h) defines the details of pack events.
VDS_PACK_NOTIFICATION

The VDS_PACK_NOTIFICATION structure (vdshwprv.h) defines the details of pack events.
VDS_PACK_PROP

Defines the properties of a pack object.
VDS_PARTITION_INFO_GPT

Defines details of a GUID partition table (GPT) partition.
VDS_PARTITION_INFO_MBR

Defines the details of a master boot record (MBR) partition.
VDS_PARTITION_INFORMATION_EX

This structure is reserved for system use. (VDS_PARTITION_INFORMATION_EX)
VDS_PARTITION_NOTIFICATION

The VDS_PARTITION_NOTIFICATION structure (vds.h) defines the details of partition events.
VDS_PARTITION_NOTIFICATION

The VDS_PARTITION_NOTIFICATION structure (vdshwprv.h) defines the details of partition events.
VDS_PARTITION_PROP

Defines the properties of a partition.
VDS_PATH_ID

The VDS_PATH_ID structure (vds.h) defines a unique identification for a path.
VDS_PATH_ID

The VDS_PATH_ID structure (vdshwprv.h) defines a unique identification for a path.
VDS_PATH_INFO

The VDS_PATH_INFO structure (vds.h) defines the information for a LUN path.
VDS_PATH_INFO

The VDS_PATH_INFO structure (vdshwprv.h) defines the information for a LUN path and is returned in the ppPaths parameter of the IVdsLunMpio::GetPathInfo method.
VDS_PATH_POLICY

The VDS_PATH_POLICY structure (vds.h) defines the load balance policy as it applies to a particular path.
VDS_PATH_POLICY

The VDS_PATH_POLICY structure (vdshwprv.h) defines the load balance policy as it applies to a particular path.
VDS_POOL_ATTRIBUTES

The VDS_POOL_ATTRIBUTES structure (vds.h) defines the attributes of a storage pool.
VDS_POOL_ATTRIBUTES

The VDS_POOL_ATTRIBUTES structure (vdshwprv.h) defines the attributes of a storage pool.
VDS_POOL_CUSTOM_ATTRIBUTES

The VDS_POOL_CUSTOM_ATTRIBUTES structure (vds.h) defines a custom attribute of a storage pool.
VDS_POOL_CUSTOM_ATTRIBUTES

The VDS_POOL_CUSTOM_ATTRIBUTES structure (vdshwprv.h) defines a custom attribute of a storage pool.
VDS_PORT_NOTIFICATION

The VDS_PORT_NOTIFICATION structure (vds.h) defines the details of controller port events.
VDS_PORT_NOTIFICATION

The VDS_PORT_NOTIFICATION structure (vdshwprv.h) defines the details of controller port events.
VDS_PORT_PROP

The VDS_PORT_PROP structure (vds.h) defines the properties of a port on a controller object.
VDS_PORT_PROP

The VDS_PORT_PROP structure (vdshwprv.h) defines the properties of a port on a controller object.
VDS_PORTAL_GROUP_NOTIFICATION

The VDS_PORTAL_GROUP_NOTIFICATION structure (vds.h) defines the details of iSCSI portal events.
VDS_PORTAL_GROUP_NOTIFICATION

The VDS_PORTAL_GROUP_NOTIFICATION structure (vdshwprv.h) defines the details of iSCSI portal events.
VDS_PORTAL_NOTIFICATION

The VDS_PORTAL_NOTIFICATION structure (vds.h) defines the details of iSCSI portal events.
VDS_PORTAL_NOTIFICATION

The VDS_PORTAL_NOTIFICATION structure (vdshwprv.h) defines the details of iSCSI portal events.
VDS_PROVIDER_PROP

The VDS_PROVIDER_PROP structure (vds.h) defines the properties of a provider object.
VDS_PROVIDER_PROP

The VDS_PROVIDER_PROP structure (vdshwprv.h) defines the properties of a provider object.
VDS_REPARSE_POINT_PROP

Defines the reparse-point properties of a volume object.
VDS_SERVICE_PROP

Defines the properties of the service object.
VDS_STORAGE_DEVICE_ID_DESCRIPTOR

Defines one or more storage identifiers for a storage device (typically an instance, as opposed to a class, of device).
VDS_STORAGE_IDENTIFIER

Defines a storage device using a particular code set and type.
VDS_STORAGE_POOL_DRIVE_EXTENT

The VDS_STORAGE_POOL_DRIVE_EXTENT structure (vds.h) defines a drive extent that could be used by a storage pool.
VDS_STORAGE_POOL_DRIVE_EXTENT

The VDS_STORAGE_POOL_DRIVE_EXTENT structure (vdshwprv.h) defines a drive extent that could be used by a storage pool.
VDS_STORAGE_POOL_PROP

The VDS_STORAGE_POOL_PROP structure (vds.h) defines the properties of a storage pool object.
VDS_STORAGE_POOL_PROP

The VDS_STORAGE_POOL_PROP structure (vdshwprv.h) defines the properties of a storage pool object.
VDS_SUB_SYSTEM_NOTIFICATION

The VDS_SUB_SYSTEM_NOTIFICATION structure (vds.h) defines the details of subsystem events.
VDS_SUB_SYSTEM_NOTIFICATION

The VDS_SUB_SYSTEM_NOTIFICATION structure (vdshwprv.h) defines the details of subsystem events.
VDS_SUB_SYSTEM_PROP

The VDS_SUB_SYSTEM_PROP structure (vds.h) defines the properties of a subsystem object.
VDS_SUB_SYSTEM_PROP

The VDS_SUB_SYSTEM_PROP structure (vdshwprv.h) defines the properties of a subsystem object.
VDS_SUB_SYSTEM_PROP2

The VDS_SUB_SYSTEM_PROP2 structure (vds.h) defines the properties of a subsystem object.
VDS_SUB_SYSTEM_PROP2

The VDS_SUB_SYSTEM_PROP2 structure (vdshwprv.h) defines the properties of a subsystem object.
VDS_TARGET_NOTIFICATION

The VDS_TARGET_NOTIFICATION structure (vds.h) defines the details of iSCSI target events.
VDS_TARGET_NOTIFICATION

The VDS_TARGET_NOTIFICATION structure (vdshwprv.h) defines the details of iSCSI target events.
VDS_VDISK_PROPERTIES

Defines the properties of a virtual disk.
VDS_VOLUME_NOTIFICATION

The VDS_VOLUME_NOTIFICATION structure (vds.h) defines the details of volume events.
VDS_VOLUME_NOTIFICATION

The VDS_VOLUME_NOTIFICATION structure (vdshwprv.h) defines the details of volume events.
VDS_VOLUME_PLEX_PROP

Defines the properties of a volume plex object.
VDS_VOLUME_PROP

Defines the properties of a volume object.
VDS_VOLUME_PROP2

Defines the properties of a volume object. This structure is identical to the VDS_VOLUME_PROP structure, except that it also includes the volume GUIDs.
VDS_WWN

The VDS_WWN structure (vds.h) defines a world-wide name (WWN). This structure corresponds to the HBA_WWN structure defined by the ANSI HBA API.
VDS_WWN

The VDS_WWN structure (vdshwprv.h) defines a world-wide name (WWN). This structure corresponds to the HBA_WWN structure defined by the ANSI HBA API.
VSS_COMPONENTINFO

Contains information about a given component.
VSS_DIFF_AREA_PROP

Describes associations between volumes containing the original file data and volumes containing the shadow copy storage area.
VSS_DIFF_VOLUME_PROP

Describes a shadow copy storage area volume.
VSS_MGMT_OBJECT_PROP

Defines the properties of a volume, shadow copy storage volume, or a shadow copy storage area.
VSS_OBJECT_PROP

Defines the properties of a provider, volume, shadow copy, or shadow copy set.
VSS_PROVIDER_PROP

Specifies shadow copy provider properties.
VSS_SNAPSHOT_PROP

Contains the properties of a shadow copy or shadow copy set.
VSS_VOLUME_PROP

Contains the properties of a shadow copy source volume.
VSS_VOLUME_PROTECTION_INFO

Contains information about a volume's shadow copy protection level.
WIN32_MEMORY_RANGE_ENTRY

Specifies a range of memory.
WIN32_MEMORY_REGION_INFORMATION

Contains information about a memory region.