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/*++
Copyright (c) 1993 Microsoft Corporation
Module Name:
handle.h
Abstract:
Header which defines the context handle structure.
Author:
Rita Wong (ritaw) 18-Feb-1993
Environment:
User Mode - Win32
Revision History:
--*/
#ifndef _NW_HANDLE_INLUDED_
#define _NW_HANDLE_INLUDED_
//
// Signature value in handle
//
#define NW_HANDLE_SIGNATURE 0x77442323
//
// Flags used to indicate whether Context Handles are using NDS or not
//
#define CURRENTLY_ENUMERATING_NON_NDS 0
#define CURRENTLY_ENUMERATING_NDS 1
//
// Context handle type
//
typedef enum _NW_ENUM_TYPE {
NwsHandleListConnections = 10,
NwsHandleListContextInfo_Tree,
NwsHandleListContextInfo_Server,
NwsHandleListServersAndNdsTrees,
NwsHandleListVolumes,
NwsHandleListQueues,
NwsHandleListVolumesQueues,
NwsHandleListDirectories,
NwsHandleListPrintServers,
NwsHandleListPrintQueues,
NwsHandleListNdsSubTrees_Disk,
NwsHandleListNdsSubTrees_Print,
NwsHandleListNdsSubTrees_Any
} NW_ENUM_TYPE, *PNW_ENUM_TYPE;
//
// Data associated with each opened context handle
//
typedef struct _NW_ENUM_CONTEXT {
//
// For block identification
//
DWORD Signature;
//
// Handle type
//
NW_ENUM_TYPE HandleType;
//
// Resume ID. This may be the identifier for the next entry
// to list or may be the last entry listed for the connection handle
// indicated by the flag dwUsingNds.
//
DWORD ResumeId;
//
// Type of object requested. Valid only when the handle type
// is NwsHandleListConnections.
//
DWORD ConnectionType;
//
// Internal handle to the object we have opened to perform
// the enumeration. This value exists only if the handle
// type is NwsHandleListVolumes, NwsHandleListDirectories,
// or NwsHandleListNdsSubTrees.
//
HANDLE TreeConnectionHandle;
//
// Value used to indicate the maximum number of volumes supported on
// a server. This is used for connection handles that enumerate volumes
// or volumes and queues (NwsHandleListVolumes or
// NwsHandleListVolumesQueues).
//
DWORD dwMaxVolumes;
//
// Flag used to indicate whether enumeration ResumeId is for
// NDS trees or servers.
//
DWORD dwUsingNds;
//
// Object identifier for NDS tree enumeration. The Oid of the
// container/oject in the path of ContainerName.
//
DWORD dwOid;
//
// The size of the buffer used for caching rdr data under enumeration.
//
DWORD NdsRawDataSize;
//
// The object identifier of the last object read from the rdr that was
// put into the local cache buffer NdsRawDataBuffer.
//
DWORD NdsRawDataId;
//
// The number of objects currently in the local cache buffer NdsRawDataBuffer.
//
DWORD NdsRawDataCount;
//
// The local cache buffer used for rdr data enumeration.
//
DWORD NdsRawDataBuffer;
//
// Full path name of the container object we are enumerating
// from.
//
// For NwsHandleListVolumes handle type this string points to:
// "\\ServerName"
//
// For NwsHandleListDirectories handle type this string points to:
// "\\ServerName\Volume\"
// or
// "\\ServerName\Volume\Directory\"
//
WCHAR ContainerName[1];
} NW_ENUM_CONTEXT, *LPNW_ENUM_CONTEXT;
#endif // _NW_HANDLE_INLUDED_
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