windows-nt/Source/XPSP1/NT/public/sdk/inc/vss.idl
2020-09-26 16:20:57 +08:00

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//////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000-2001 Microsoft Corporation
//
///////////////////////////////////////////////////////////////////////////////
// Imports
//
import "oaidl.idl";
import "ocidl.idl";
///////////////////////////////////////////////////////////////////////////////
// Forward declarations
//
interface IVssEnumObject;
// interfaces supported by the provider
interface IVssSnapshot;
///////////////////////////////////////////////////////////////////////////////
// Constants and enums
//
typedef enum _VSS_OBJECT_TYPE {
VSS_OBJECT_UNKNOWN = 0,
VSS_OBJECT_NONE,
VSS_OBJECT_SNAPSHOT_SET,
VSS_OBJECT_SNAPSHOT,
VSS_OBJECT_PROVIDER,
VSS_OBJECT_TYPE_COUNT
} VSS_OBJECT_TYPE, *PVSS_OBJECT_TYPE;
typedef enum _VSS_SNAPSHOT_STATE {
VSS_SS_UNKNOWN = 0,
VSS_SS_PREPARING,
VSS_SS_PROCESSING_PREPARE,
VSS_SS_PREPARED,
VSS_SS_PROCESSING_PRECOMMIT,
VSS_SS_PRECOMMITTED,
VSS_SS_PROCESSING_COMMIT,
VSS_SS_COMMITTED,
VSS_SS_PROCESSING_POSTCOMMIT,
VSS_SS_CREATED,
VSS_SS_ABORTED,
VSS_SS_DELETED,
VSS_SS_COUNT
} VSS_SNAPSHOT_STATE, *PVSS_SNAPSHOT_STATE;
enum _VSS_VOLUME_SNAPSHOT_ATTRIBUTES {
VSS_VOLSNAP_ATTR_PERSISTENT = 0x00000001,
VSS_VOLSNAP_ATTR_READ_WRITE = 0x00000002,
VSS_VOLSNAP_ATTR_CLIENT_ACCESSIBLE = 0x00000004,
VSS_VOLSNAP_ATTR_NO_AUTO_RELEASE = 0x00000008,
VSS_VOLSNAP_ATTR_NO_WRITERS = 0x00000010,
VSS_VOLSNAP_ATTR_TRANSPORTABLE = 0x00000020,
VSS_VOLSNAP_ATTR_NOT_SURFACED = 0x00000040,
VSS_VOLSNAP_ATTR_HARDWARE_ASSISTED = 0x00010000,
VSS_VOLSNAP_ATTR_DIFFERENTIAL = 0x00020000,
VSS_VOLSNAP_ATTR_PLEX = 0x00040000,
VSS_VOLSNAP_ATTR_IMPORTED = 0x00080000,
VSS_VOLSNAP_ATTR_EXPOSED_LOCALLY = 0x00100000,
VSS_VOLSNAP_ATTR_EXPOSED_REMOTELY = 0x00200000,
};
enum _VSS_SNAPSHOT_CONTEXT {
VSS_CTX_BACKUP = 0x00000000,
VSS_CTX_FILE_SHARE_BACKUP = VSS_VOLSNAP_ATTR_NO_WRITERS,
VSS_CTX_NAS_ROLLBACK = VSS_VOLSNAP_ATTR_PERSISTENT |
VSS_VOLSNAP_ATTR_NO_AUTO_RELEASE |
VSS_VOLSNAP_ATTR_NO_WRITERS,
VSS_CTX_APP_ROLLBACK = VSS_VOLSNAP_ATTR_PERSISTENT |
VSS_VOLSNAP_ATTR_NO_AUTO_RELEASE,
VSS_CTX_CLIENT_ACCESSIBLE = VSS_VOLSNAP_ATTR_CLIENT_ACCESSIBLE |
VSS_VOLSNAP_ATTR_NO_AUTO_RELEASE |
VSS_VOLSNAP_ATTR_NO_WRITERS,
VSS_CTX_PERSISTENT_CLIENT_ACCESSIBLE = VSS_VOLSNAP_ATTR_PERSISTENT |
VSS_VOLSNAP_ATTR_CLIENT_ACCESSIBLE |
VSS_VOLSNAP_ATTR_NO_AUTO_RELEASE |
VSS_VOLSNAP_ATTR_NO_WRITERS,
VSS_CTX_ALL = 0xFFFFFFFF,
};
typedef enum _VSS_WRITER_STATE {
VSS_WS_UNKNOWN = 0,
VSS_WS_STABLE,
VSS_WS_WAITING_FOR_FREEZE,
VSS_WS_WAITING_FOR_THAW,
VSS_WS_WAITING_FOR_POST_SNAPSHOT,
VSS_WS_WAITING_FOR_BACKUP_COMPLETE,
VSS_WS_FAILED_AT_IDENTIFY,
VSS_WS_FAILED_AT_PREPARE_BACKUP,
VSS_WS_FAILED_AT_PREPARE_SNAPSHOT,
VSS_WS_FAILED_AT_FREEZE,
VSS_WS_FAILED_AT_THAW,
VSS_WS_FAILED_AT_POST_SNAPSHOT,
VSS_WS_FAILED_AT_BACKUP_COMPLETE,
VSS_WS_FAILED_AT_PRE_RESTORE,
VSS_WS_FAILED_AT_POST_RESTORE,
VSS_WS_COUNT
} VSS_WRITER_STATE, *PVSS_WRITER_STATE;
typedef enum _VSS_BACKUP_TYPE {
VSS_BT_UNDEFINED,
VSS_BT_FULL,
VSS_BT_INCREMENTAL,
VSS_BT_DIFFERENTIAL,
VSS_BT_LOG,
VSS_BT_OTHER
} VSS_BACKUP_TYPE;
typedef enum _VSS_PROVIDER_TYPE
{
VSS_PROV_UNKNOWN = 0,
VSS_PROV_SYSTEM = 1,
VSS_PROV_SOFTWARE = 2,
VSS_PROV_HARDWARE = 3,
} VSS_PROVIDER_TYPE, *PVSS_PROVIDER_TYPE;
typedef enum _VSS_APPLICATION_LEVEL
{
VSS_APP_UNKNOWN = 0,
VSS_APP_SYSTEM = 1,
VSS_APP_BACK_END = 2,
VSS_APP_FRONT_END = 3,
VSS_APP_AUTO = -1,
} VSS_APPLICATION_LEVEL, *PVSS_APPLICATION_LEVEL;
// mask containing flags indicating what
typedef enum _VSS_SNAPSHOT_COMPATIBILITY
{
VSS_SC_DISABLE_DEFRAG = 0x1,
VSS_SC_DISABLE_CONTENTINDEX = 0x2
} VSS_SNAPSHOT_COMPATIBILITY;
typedef enum _VSS_SNAPSHOT_PROPERTY_ID {
VSS_SPROPID_UNKNOWN = 0x0000000,
VSS_SPROPID_SNAPSHOT_ID = 0x0000001,
VSS_SPROPID_SNAPSHOT_SET_ID = 0x0000002,
VSS_SPROPID_SNAPSHOTS_COUNT = 0x0000003,
VSS_SPROPID_SNAPSHOT_DEVICE = 0x0000004,
VSS_SPROPID_ORIGINAL_VOLUME = 0x0000005,
VSS_SPROPID_ORIGINATING_MACHINE = 0x0000006,
VSS_SPROPID_SERVICE_MACHINE = 0x0000007,
VSS_SPROPID_EXPOSED_NAME = 0x0000008,
VSS_SPROPID_EXPOSED_PATH = 0x0000009,
VSS_SPROPID_PROVIDER_ID = 0x000000A,
VSS_SPROPID_SNAPSHOT_ATTRIBUTES = 0x000000B,
VSS_SPROPID_CREATION_TIMESTAMP = 0x000000C,
VSS_SPROPID_STATUS = 0x000000D,
} VSS_SNAPSHOT_PROPERTY_ID, *PVSS_SNAPSHOT_PROPERTY_ID;
////////////////////////////////////////////////////////
// Typedefs and structures
//
typedef GUID VSS_ID;
typedef [unique, string] WCHAR* VSS_PWSZ;
typedef LONGLONG VSS_TIMESTAMP;
typedef struct _VSS_SNAPSHOT_PROP {
VSS_ID m_SnapshotId;
VSS_ID m_SnapshotSetId;
LONG m_lSnapshotsCount;
VSS_PWSZ m_pwszSnapshotDeviceObject;
VSS_PWSZ m_pwszOriginalVolumeName;
VSS_PWSZ m_pwszOriginatingMachine;
VSS_PWSZ m_pwszServiceMachine;
VSS_PWSZ m_pwszExposedName;
VSS_PWSZ m_pwszExposedPath;
VSS_ID m_ProviderId;
LONG m_lSnapshotAttributes;
VSS_TIMESTAMP m_tsCreationTimestamp;
VSS_SNAPSHOT_STATE m_eStatus;
} VSS_SNAPSHOT_PROP, *PVSS_SNAPSHOT_PROP;
typedef struct _VSS_PROVIDER_PROP {
VSS_ID m_ProviderId;
VSS_PWSZ m_pwszProviderName;
VSS_PROVIDER_TYPE m_eProviderType;
VSS_PWSZ m_pwszProviderVersion;
VSS_ID m_ProviderVersionId;
CLSID m_ClassId;
} VSS_PROVIDER_PROP, *PVSS_PROVIDER_PROP;
[ switch_type(VSS_OBJECT_TYPE) ]
typedef union {
[case(VSS_OBJECT_SNAPSHOT)] VSS_SNAPSHOT_PROP Snap;
[case(VSS_OBJECT_PROVIDER)] VSS_PROVIDER_PROP Prov;
[default];
} VSS_OBJECT_UNION;
typedef struct _VSS_OBJECT_PROP {
VSS_OBJECT_TYPE Type;
[ switch_is(Type) ] VSS_OBJECT_UNION Obj;
} VSS_OBJECT_PROP, *PVSS_OBJECT_PROP;
[
object,
uuid(AE1C7110-2F60-11d3-8A39-00C04F72D8E3),
helpstring("IVssEnumObject Interface"),
pointer_default(unique)
]
interface IVssEnumObject : IUnknown
{
HRESULT Next(
[in] ULONG celt,
[out, size_is(celt), length_is(*pceltFetched)]
VSS_OBJECT_PROP *rgelt,
[out] ULONG *pceltFetched
);
HRESULT Skip(
[in] ULONG celt
);
HRESULT Reset();
HRESULT Clone(
[in, out] IVssEnumObject **ppenum
);
};
[
object,
uuid(C7B98A22-222D-4e62-B875-1A44980634AF),
helpstring("IVssAsync Interface"),
pointer_default(unique)
]
interface IVssAsync : IUnknown
{
[helpstring("method Cancel")]
HRESULT Cancel();
[helpstring("method Wait")]
HRESULT Wait();
[helpstring("method QueryStatus")]
HRESULT QueryStatus(
[out] HRESULT* pHrResult,
[in, out, unique] INT* pReserved
);
};
/////////////////////////////////////////////////////////////////////////////
// VSS HRESULT errors
//
// MessageId: VSS_E_BAD_STATE
//
// MessageText:
//
// A function call was invalid because of the state of either the
// backup extensions or the coordinator. For example calling AddToSnapshot
// set prior to calling StartSnapshotSet.
//
const HRESULT VSS_E_BAD_STATE = (0x80042301L);
//
// MessageId: VSS_E_PROVIDER_ALREADY_REGISTERED
//
// MessageText:
//
// Calling RegisterProvider
//
const HRESULT VSS_E_PROVIDER_ALREADY_REGISTERED = (0x80042303L);
//
// MessageId: VSS_E_PROVIDER_NOT_REGISTERED
//
// MessageText:
//
// Calling UnregisterProvider
//
const HRESULT VSS_E_PROVIDER_NOT_REGISTERED = (0x80042304L);
//
// MessageId: VSS_E_PROVIDER_VETO
//
// MessageText:
//
// Calling DoSnapshotSet
//
const HRESULT VSS_E_PROVIDER_VETO = (0x80042306L);
//
// MessageId: VSS_E_PROVIDER_IN_USE
//
// MessageText:
//
// Calling UnregisterProvider, StartSnapshotSet
//
const HRESULT VSS_E_PROVIDER_IN_USE = (0x80042307L);
//
// MessageId: VSS_E_OBJECT_NOT_FOUND
//
// MessageText:
//
// Calling DeleteSnapshots, Query
//
const HRESULT VSS_E_OBJECT_NOT_FOUND = (0x80042308L);
//
// MessageId: VSS_S_ASYNC_PENDING
//
// MessageText:
//
// Calling IVssAsync::QueryStatus
//
const HRESULT VSS_S_ASYNC_PENDING = (0x00042309L);
//
// MessageId: VSS_S_ASYNC_FINISHED
//
// MessageText:
//
// Calling IVssAsync::QueryStatus
//
const HRESULT VSS_S_ASYNC_FINISHED = (0x0004230AL);
//
// MessageId: VSS_S_ASYNC_CANCELLED
//
// MessageText:
//
// Calling IVssAsync::QueryStatus
//
const HRESULT VSS_S_ASYNC_CANCELLED = (0x0004230BL);
//
// MessageId: VSS_E_VOLUME_NOT_SUPPORTED
//
// MessageText:
//
// Calling AddToSnapshotSet
//
const HRESULT VSS_E_VOLUME_NOT_SUPPORTED = (0x8004230CL);
//
// MessageId: VSS_E_VOLUME_NOT_SUPPORTED_BY_PROVIDER
//
// MessageText:
//
// Calling AddToSnapshotSet
//
const HRESULT VSS_E_VOLUME_NOT_SUPPORTED_BY_PROVIDER = (0x8004230EL);
//
// MessageId: VSS_E_OBJECT_ALREADY_EXISTS
//
// MessageText:
//
// Calling ExposeCurrentState
//
const HRESULT VSS_E_OBJECT_ALREADY_EXISTS = (0x8004230DL);
//
// MessageId: VSS_E_UNEXPECTED_PROVIDER_ERROR
//
// MessageText:
//
// Calling several methods supported by the providers.
//
const HRESULT VSS_E_UNEXPECTED_PROVIDER_ERROR = (0x8004230FL);
//
// MessageId: VSS_E_CORRUPT_XML_DOCUMENT
//
// MessageText:
//
// XML document unexpectedly does not match schema.
//
const HRESULT VSS_E_CORRUPT_XML_DOCUMENT = (0x80042310L);
//
// MessageId: VSS_E_CORRUPT_XML_DOCUMENT
//
// MessageText:
//
// An XML document passes as an argument is not valid, i.e., is either
// not correctly formed XML or does not match the schema
//
const HRESULT VSS_E_INVALID_XML_DOCUMENT = (0x80042311L);
//
// MessageId: VSS_E_MAXIMUM_NUMBER_OF_VOLUMES_REACHED
//
// MessageText:
//
// We cannot add any more volumes since we passed the maximum limit.
//
const HRESULT VSS_E_MAXIMUM_NUMBER_OF_VOLUMES_REACHED = (0x80042312L);
//
// MessageId: VSS_E_FLUSH_WRITES_TIMEOUT
//
// MessageText:
//
// VSS couldn't flush I/O writes anymore.
//
const HRESULT VSS_E_FLUSH_WRITES_TIMEOUT = (0x80042313L);
//
// MessageId: VSS_E_HOLD_WRITES_TIMEOUT
//
// MessageText:
//
// VSS couldn't hold I/O writes anymore.
//
const HRESULT VSS_E_HOLD_WRITES_TIMEOUT = (0x80042314L);
//
// MessageId: VSS_E_UNEXPECTED_WRITER_ERROR
//
// MessageText:
//
// VSS encountered problems while sending events to writers
//
const HRESULT VSS_E_UNEXPECTED_WRITER_ERROR = (0x80042315L);
//
// MessageId: VSS_E_SNAPSHOT_SET_IN_PROGRESS
//
// MessageText:
//
// StartSnapshotSet was called when another snapshot set in in the
// process of being created.
//
const HRESULT VSS_E_SNAPSHOT_SET_IN_PROGRESS = (0x80042316L);
//
// MessageId: VSS_E_MAXIMUM_NUMBER_OF_SNAPSHOTS_REACHED
//
// MessageText:
//
// AddToSnapshotSet was called on a volume that has already reached
// its maxinum number
//
const HRESULT VSS_E_MAXIMUM_NUMBER_OF_SNAPSHOTS_REACHED = (0x80042317L);
//
// MessageId: VSS_E_WRITER_INFRASTRUCTURE
//
// The Writer infrastructure is not operating properly. Check that the
// Event Service and the Volume Snapshot Service are started and check for
// errors associdated with these services in the error log.
//
const HRESULT VSS_E_WRITER_INFRASTRUCTURE = (0x80042318L);
//
// MessageId: VSS_E_WRITER_NOT_RESPONDING
//
// A writer did not respond to a GetWriterStatus call. This means that
// the process containing the writer died or is hung.
//
const HRESULT VSS_E_WRITER_NOT_RESPONDING = (0x80042319L);
//
// MessageId: VSS_E_WRITER_ALREADY_SUBSCRIBED
//
// A writer has already sucessfully called the Subscribe function. It cannot call
// subscribe multiple times.
//
const HRESULT VSS_E_WRITER_ALREADY_SUBSCRIBED = (0x8004231AL);
//
// MessageId: VSS_E_UNSUPPORTED_CONTEXT
//
// Attempt to use an unsupported context.
//
const HRESULT VSS_E_UNSUPPORTED_CONTEXT = (0x8004231BL);
//
// MessageId: VSS_E_VOLUME_IN_USE
//
// MessageText:
//
// Calling ChangeDiffAreaMaximumSize
//
const HRESULT VSS_E_VOLUME_IN_USE = (0x8004231DL);
//
// MessageId: VSS_E_MAXIMUM_DIFFAREA_ASSOCIATIONS_REACHED
//
// MessageText:
//
// Calling AddDiffArea
//
const HRESULT VSS_E_MAXIMUM_DIFFAREA_ASSOCIATIONS_REACHED = (0x8004231EL);
//
// MessageId: VSS_E_INSUFFICIENT_STORAGE
//
// MessageText:
//
// Calling EndPrepareSnapshots, ChangeDiffAreaMaximumSize
//
const HRESULT VSS_E_INSUFFICIENT_STORAGE = (0x8004231FL);