/*
 * Copyright 2014 Hans Leidekker for CodeWeavers
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

import "oaidl.idl";

typedef GUID VSS_ID;
typedef [unique, string] WCHAR *VSS_PWSZ;
typedef LONGLONG VSS_TIMESTAMP;

typedef enum _VSS_APPLICATION_LEVEL
{
    VSS_APP_AUTO        = -1,
    VSS_APP_UNKNOWN     = 0,
    VSS_APP_SYSTEM      = 1,
    VSS_APP_BACK_END    = 2,
    VSS_APP_FRONT_END   = 3,
    VSS_APP_SYSTEM_RM   = 4
} VSS_APPLICATION_LEVEL;

typedef enum _VSS_BACKUP_TYPE
{
    VSS_BT_UNDEFINED,
    VSS_BT_FULL,
    VSS_BT_INCREMENTAL,
    VSS_BT_DIFFERENTIAL,
    VSS_BT_LOG,
    VSS_BT_COPY,
    VSS_BT_OTHER
} VSS_BACKUP_TYPE, *PVSS_BACKUP_TYPE;

typedef enum _VSS_RESTORE_TYPE
{
    VSS_RTYPE_UNDEFINED,
    VSS_RTYPE_BY_COPY,
    VSS_RTYPE_IMPORT,
    VSS_RTYPE_OTHER
} VSS_RESTORE_TYPE, *PVSS_RESTORE_TYPE;

typedef enum _VSS_WRITER_STATE
{
    VSS_WS_UNKNOWN,
    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_FAILED_AT_BACKUPSHUTDOWN,
    VSS_WS_COUNT
} VSS_WRITER_STATE, *PVSS_WRITER_STATE;

typedef enum _VSS_OBJECT_TYPE
{
    VSS_OBJECT_UNKNOWN,
    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_PROCESSING_PREFINALCOMMIT,
    VSS_SS_PREFINALCOMMITTED,
    VSS_SS_PROCESSING_POSTFINALCOMMIT,
    VSS_SS_CREATED,
    VSS_SS_ABORTED,
    VSS_SS_DELETED,
    VSS_SS_POSTCOMMITTED,
    VSS_SS_COUNT
} VSS_SNAPSHOT_STATE, *PVSS_SNAPSHOT_STATE;

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;