1092 lines
27 KiB
C
1092 lines
27 KiB
C
//+----------------------------------------------------------------------------
|
||
//
|
||
// Copyright (C) 1992, Microsoft Corporation.
|
||
//
|
||
// File: UPkt.c
|
||
//
|
||
// Contents: This module contains user mode functions which support
|
||
// operations on the DFS Partition Knowledge Table.
|
||
//
|
||
// Functions: PktOpen -
|
||
// PktClose -
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||
// PktCreateEntry -
|
||
// PktCreateSubordinateEntry -
|
||
// PktFlushCache -
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||
// PktDestroyEntry -
|
||
// PktModifyEntryGuid -
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||
// PktSetRelationInfo -
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//
|
||
// History:
|
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//
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||
// [mikese] I replaced MemAlloc's by malloc's, but consider using
|
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// RtlAllocateHeap.
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// Also, most of the routines in the module have a remarkably similar
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// structure, and could probably be recoded using a common subroutine.
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//
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||
//-----------------------------------------------------------------------------
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||
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||
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#include <ntifs.h>
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||
#include <ntext.h>
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#include "dfsmrshl.h"
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||
#include "nodetype.h"
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#include "libsup.h"
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#include "upkt.h"
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#include "dfsfsctl.h"
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#include "fsctrl.h" // needed for FSCTL_DFS_PKT_FLUSH_CACHE
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||
#define MAX_OUT_BUFFER_SIZE_RELINFO 0x1000
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||
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//+-------------------------------------------------------------------------
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//
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||
// Function: PktOpen, public
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||
//
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||
// Synopsis: Returns a handle to the Dfs PKT so operations can be made
|
||
// to it.
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||
//
|
||
// Arguments:
|
||
//
|
||
// Returns: [STATUS_SUCCESS] -- Successfully opened the pkt.
|
||
//
|
||
// [STATUS_FS_DRIVER_REQUIRED] -- Dfs driver not loaded
|
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//
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||
//--------------------------------------------------------------------------
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||
|
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NTSTATUS
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PktOpen(
|
||
IN OUT PHANDLE PktHandle,
|
||
IN ACCESS_MASK DesiredAccess,
|
||
IN ULONG ShareAccess,
|
||
IN PUNICODE_STRING DfsNtPathName OPTIONAL
|
||
)
|
||
{
|
||
NTSTATUS status;
|
||
HANDLE dfsHandle;
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||
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||
status = DfsOpen(&dfsHandle, DfsNtPathName);
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||
|
||
if(NT_SUCCESS(status)) {
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||
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||
*PktHandle = dfsHandle;
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||
|
||
} else {
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||
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||
status = STATUS_FS_DRIVER_REQUIRED;
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}
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return status;
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}
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//+-------------------------------------------------------------------------
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//
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// Function: PktClose, public
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//
|
||
// Synopsis:
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//
|
||
// Arguments:
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||
//
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// Returns: Nothing
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//
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//--------------------------------------------------------------------------
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VOID
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PktClose(
|
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IN HANDLE PktHandle
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||
)
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{
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NTSTATUS status = STATUS_SUCCESS;
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|
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if(NT_SUCCESS(status))
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NtClose(PktHandle);
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}
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//+-------------------------------------------------------------------------
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//
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// Function: PktCreateEntry, public
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//
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// Synopsis:
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//
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// Arguments:
|
||
//
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// Returns:
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//
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||
//--------------------------------------------------------------------------
|
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|
||
NTSTATUS
|
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PktCreateEntry(
|
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IN HANDLE PktHandle,
|
||
IN ULONG EntryType,
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IN PDFS_PKT_ENTRY_ID EntryId,
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IN PDFS_PKT_ENTRY_INFO EntryInfo,
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IN ULONG CreateDisposition
|
||
)
|
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{
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NTSTATUS status;
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DFS_PKT_CREATE_ENTRY_ARG arg;
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MARSHAL_BUFFER marshalBuffer;
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ULONG size;
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arg.EntryType = EntryType;
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arg.EntryId = (*EntryId);
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arg.EntryInfo = (*EntryInfo);
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arg.CreateDisposition = CreateDisposition;
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size = 0L;
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||
status = DfsRtlSize(&MiPktCreateEntryArg, &arg, &size);
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if(NT_SUCCESS(status))
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{
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PVOID buffer = malloc ( size );
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if ( buffer == NULL )
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return(STATUS_NO_MEMORY);
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MarshalBufferInitialize(&marshalBuffer, size, buffer);
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status = DfsRtlPut(
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&marshalBuffer,
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&MiPktCreateEntryArg,
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&arg
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);
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if(NT_SUCCESS(status))
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{
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status = DfsFsctl(
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PktHandle,
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FSCTL_DFS_PKT_CREATE_ENTRY,
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buffer,
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size,
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NULL,
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0L
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||
);
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}
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free(buffer);
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}
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return status;
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}
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//+-------------------------------------------------------------------------
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//
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// Function: PktCreateSubordinateEntry, public
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//
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// Synopsis:
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//
|
||
// Arguments:
|
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//
|
||
// Returns:
|
||
//
|
||
//--------------------------------------------------------------------------
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NTSTATUS
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PktCreateSubordinateEntry(
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IN HANDLE PktHandle,
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IN PDFS_PKT_ENTRY_ID SuperiorId,
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IN ULONG SubordinateType,
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IN PDFS_PKT_ENTRY_ID SubordinateId,
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IN PDFS_PKT_ENTRY_INFO SubordinateInfo OPTIONAL,
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IN ULONG CreateDisposition
|
||
)
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{
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NTSTATUS status;
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DFS_PKT_CREATE_SUBORDINATE_ENTRY_ARG arg;
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MARSHAL_BUFFER marshalBuffer;
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||
ULONG size;
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||
|
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arg.EntryId = (*SuperiorId);
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arg.SubEntryType = SubordinateType;
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arg.SubEntryId = (*SubordinateId);
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arg.SubEntryInfo = (*SubordinateInfo);
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arg.CreateDisposition = CreateDisposition;
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size = 0L;
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status = DfsRtlSize(&MiPktCreateSubordinateEntryArg, &arg, &size);
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if(NT_SUCCESS(status)) {
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PVOID buffer = malloc ( size );
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if ( buffer == NULL )
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return(STATUS_NO_MEMORY);
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MarshalBufferInitialize(&marshalBuffer, size, buffer);
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status = DfsRtlPut(
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&marshalBuffer,
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&MiPktCreateSubordinateEntryArg,
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&arg
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||
);
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if(NT_SUCCESS(status)) {
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status = DfsFsctl(
|
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PktHandle,
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FSCTL_DFS_PKT_CREATE_SUBORDINATE_ENTRY,
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buffer,
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||
size,
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||
NULL,
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||
0L
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||
);
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||
}
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||
free(buffer);
|
||
}
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||
return status;
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||
}
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||
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||
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||
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||
//+-------------------------------------------------------------------------
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||
//
|
||
// Function: PktDestroyEntry, public
|
||
//
|
||
// Synopsis:
|
||
//
|
||
// Arguments:
|
||
//
|
||
// Returns:
|
||
//
|
||
//--------------------------------------------------------------------------
|
||
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||
NTSTATUS
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||
PktDestroyEntry(
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IN HANDLE PktHandle,
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IN DFS_PKT_ENTRY_ID victim
|
||
)
|
||
{
|
||
NTSTATUS status;
|
||
MARSHAL_BUFFER marshalBuffer;
|
||
ULONG size;
|
||
|
||
size = 0L;
|
||
status = DfsRtlSize(&MiPktEntryId, &victim, &size);
|
||
if(NT_SUCCESS(status))
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||
{
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||
PVOID buffer = malloc ( size );
|
||
|
||
if ( buffer == NULL )
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||
return(STATUS_NO_MEMORY);
|
||
|
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MarshalBufferInitialize(&marshalBuffer, size, buffer);
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||
status = DfsRtlPut(
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&marshalBuffer,
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||
&MiPktEntryId,
|
||
&victim
|
||
);
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||
|
||
if(NT_SUCCESS(status))
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||
{
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||
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||
status = DfsFsctl(
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||
PktHandle,
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||
FSCTL_DFS_PKT_DESTROY_ENTRY,
|
||
buffer,
|
||
size,
|
||
NULL,
|
||
0L
|
||
);
|
||
}
|
||
free(buffer);
|
||
}
|
||
return status;
|
||
}
|
||
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||
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||
//+-------------------------------------------------------------------------
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||
//
|
||
// Function: PktGetRelationInfo, public
|
||
//
|
||
// Synopsis:
|
||
//
|
||
// Arguments:
|
||
//
|
||
// Returns:
|
||
//
|
||
// Notes: The relationalInfo structure should be made available
|
||
// by the caller but additional memory is allocated in here.
|
||
// The caller should deallocate all that memory himself.
|
||
//
|
||
//--------------------------------------------------------------------------
|
||
NTSTATUS
|
||
PktGetRelationInfo(
|
||
IN HANDLE PktHandle,
|
||
IN PDFS_PKT_ENTRY_ID EntryId,
|
||
IN OUT PDFS_PKT_RELATION_INFO RelationInfo
|
||
)
|
||
{
|
||
NTSTATUS status;
|
||
MARSHAL_BUFFER marshalBuffer;
|
||
ULONG size;
|
||
PVOID OutputBuffer;
|
||
|
||
size = 0L;
|
||
status = DfsRtlSize(&MiPktEntryId, EntryId, &size);
|
||
if(NT_SUCCESS(status))
|
||
{
|
||
PVOID buffer = malloc ( size );
|
||
|
||
if ( buffer == NULL )
|
||
return(STATUS_NO_MEMORY);
|
||
|
||
MarshalBufferInitialize(&marshalBuffer, size, buffer);
|
||
status = DfsRtlPut(
|
||
&marshalBuffer,
|
||
&MiPktEntryId,
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||
EntryId
|
||
);
|
||
|
||
|
||
if(NT_SUCCESS(status))
|
||
{
|
||
|
||
// Do we want to retry with larger sizes?
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||
OutputBuffer = malloc ( MAX_OUT_BUFFER_SIZE_RELINFO );
|
||
if ( OutputBuffer == NULL )
|
||
{
|
||
status = STATUS_INSUFFICIENT_RESOURCES;
|
||
}
|
||
else
|
||
{
|
||
|
||
status = DfsFsctl(
|
||
PktHandle,
|
||
FSCTL_DFS_PKT_GET_RELATION_INFO,
|
||
buffer,
|
||
size,
|
||
OutputBuffer,
|
||
MAX_OUT_BUFFER_SIZE_RELINFO);
|
||
|
||
//
|
||
// We can get rid of this right away.
|
||
//
|
||
|
||
|
||
if(NT_SUCCESS(status)) {
|
||
|
||
MarshalBufferInitialize(
|
||
&marshalBuffer,
|
||
MAX_OUT_BUFFER_SIZE_RELINFO,
|
||
OutputBuffer
|
||
);
|
||
|
||
status = DfsRtlGet(
|
||
&marshalBuffer,
|
||
&MiPktRelationInfo,
|
||
RelationInfo
|
||
);
|
||
}
|
||
|
||
free(OutputBuffer);
|
||
}
|
||
}
|
||
free(buffer);
|
||
|
||
} //Status from DfsRtlSize
|
||
|
||
if (!NT_SUCCESS(status)) {
|
||
RtlZeroMemory(RelationInfo, sizeof(DFS_PKT_RELATION_INFO));
|
||
}
|
||
|
||
return status;
|
||
}
|
||
|
||
|
||
//+----------------------------------------------------------------------------
|
||
//
|
||
// Function: PktValidateLocalVolumeInfo, public
|
||
//
|
||
// Synopsis: Asks the Dfs driver to validate its local volume info with
|
||
// the one that is passed in.
|
||
//
|
||
// Arguments: [relationInfo] -- The DFS_PKT_RELATION_INFO to validate
|
||
// against.
|
||
//
|
||
// Returns: [STATUS_SUCCESS] -- Successfully validated local volume info
|
||
//
|
||
// [STATUS_REGISTRY_RECOVERED] -- Successfully validated info,
|
||
// but had to make changes to local info
|
||
//
|
||
// [DFS_STATUS_NOSUCH_LOCAL_VOLUME] -- The driver has no record
|
||
// of local volume described in relation info.
|
||
//
|
||
// [STATUS_UNSUCCESSFUL] -- Unable to fixup the local relation
|
||
// info. An appropriate message was logged to the
|
||
// local eventlog.
|
||
//
|
||
// [STATUS_DATA_ERROR] -- Passed in relationInfo is bogus.
|
||
//
|
||
// [STATUS_INSUFFICIENT_RESOURCES] -- Out of memory condition.
|
||
//
|
||
// [STATUS_FS_DRIVER_REQUIRED] -- Unable to open handle to the
|
||
// Dfs driver
|
||
//
|
||
//-----------------------------------------------------------------------------
|
||
|
||
NTSTATUS
|
||
PktValidateLocalVolumeInfo(
|
||
IN PDFS_PKT_RELATION_INFO relationInfo)
|
||
{
|
||
NTSTATUS status;
|
||
HANDLE dfsHandle;
|
||
MARSHAL_BUFFER marshalBuffer;
|
||
PUCHAR pBuffer;
|
||
ULONG cbBuffer;
|
||
|
||
status = DfsOpen(&dfsHandle, NULL);
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
cbBuffer = 0;
|
||
|
||
status = DfsRtlSize( &MiPktRelationInfo, relationInfo, &cbBuffer );
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
pBuffer = malloc( cbBuffer );
|
||
|
||
if (pBuffer != NULL) {
|
||
|
||
MarshalBufferInitialize(&marshalBuffer, cbBuffer, pBuffer);
|
||
|
||
status = DfsRtlPut(
|
||
&marshalBuffer,
|
||
&MiPktRelationInfo,
|
||
relationInfo);
|
||
|
||
|
||
} else {
|
||
|
||
status = STATUS_INSUFFICIENT_RESOURCES;
|
||
|
||
}
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
status = DfsFsctl(
|
||
dfsHandle,
|
||
FSCTL_DFS_VERIFY_LOCAL_VOLUME_KNOWLEDGE,
|
||
pBuffer,
|
||
cbBuffer,
|
||
NULL,
|
||
0);
|
||
|
||
}
|
||
|
||
if (pBuffer != NULL)
|
||
free(pBuffer);
|
||
|
||
}
|
||
|
||
NtClose( dfsHandle );
|
||
|
||
}
|
||
|
||
return( status );
|
||
|
||
}
|
||
|
||
|
||
//+----------------------------------------------------------------------------
|
||
//
|
||
// Function: PktPruneLocalPartition
|
||
//
|
||
// Synopsis: Asks the Dfs Driver to get rid of a local volume that is
|
||
// not supposed to be supported by this server.
|
||
//
|
||
// Arguments: [EntryId] -- The entry id of the volume to prune.
|
||
//
|
||
// Returns: [STATUS_SUCCESS] -- Successfully pruned the volume
|
||
//
|
||
// [DFS_STATUS_NOSUCH_LOCAL_VOLUME] -- The driver has no record
|
||
// of local volume described in relation info.
|
||
//
|
||
// [STATUS_UNSUCCESSFUL] -- Unable to fixup the local relation
|
||
// info. An appropriate message was logged to the
|
||
// local eventlog.
|
||
//
|
||
// [STATUS_DATA_ERROR] -- Passed in relationInfo is bogus.
|
||
//
|
||
// [STATUS_INSUFFICIENT_RESOURCES] -- Out of memory condition.
|
||
//
|
||
// [STATUS_FS_DRIVER_REQUIRED] -- Unable to open handle to the
|
||
// Dfs driver
|
||
//
|
||
//-----------------------------------------------------------------------------
|
||
|
||
NTSTATUS
|
||
PktPruneLocalPartition(
|
||
IN PDFS_PKT_ENTRY_ID EntryId)
|
||
{
|
||
NTSTATUS status;
|
||
HANDLE dfsHandle;
|
||
MARSHAL_BUFFER marshalBuffer;
|
||
PUCHAR pBuffer;
|
||
ULONG cbBuffer;
|
||
|
||
status = DfsOpen(&dfsHandle, NULL);
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
cbBuffer = 0;
|
||
|
||
status = DfsRtlSize( &MiPktEntryId, EntryId, &cbBuffer );
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
pBuffer = malloc( cbBuffer );
|
||
|
||
if (pBuffer != NULL) {
|
||
|
||
MarshalBufferInitialize(&marshalBuffer, cbBuffer, pBuffer);
|
||
|
||
status = DfsRtlPut(
|
||
&marshalBuffer,
|
||
&MiPktEntryId,
|
||
EntryId);
|
||
|
||
|
||
} else {
|
||
|
||
status = STATUS_INSUFFICIENT_RESOURCES;
|
||
|
||
}
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
status = DfsFsctl(
|
||
dfsHandle,
|
||
FSCTL_DFS_PRUNE_LOCAL_PARTITION,
|
||
pBuffer,
|
||
cbBuffer,
|
||
NULL,
|
||
0);
|
||
|
||
}
|
||
|
||
if (pBuffer != NULL)
|
||
free(pBuffer);
|
||
|
||
}
|
||
|
||
NtClose( dfsHandle );
|
||
|
||
}
|
||
|
||
return( status );
|
||
}
|
||
|
||
|
||
//+----------------------------------------------------------------------------
|
||
//
|
||
// Function: PktIsChildnameLegal, public
|
||
//
|
||
// Synopsis:
|
||
//
|
||
// Arguments:
|
||
//
|
||
// Returns:
|
||
//
|
||
//-----------------------------------------------------------------------------
|
||
|
||
NTSTATUS
|
||
PktIsChildnameLegal(
|
||
IN PWCHAR pwszParent,
|
||
IN PWCHAR pwszChild,
|
||
IN GUID *pidChild)
|
||
{
|
||
HANDLE dfsHandle;
|
||
NTSTATUS Status;
|
||
DFS_PKT_ENTRY_ID idParent, idChild;
|
||
MARSHAL_BUFFER marshalBuffer;
|
||
PUCHAR pBuffer;
|
||
ULONG cbBuffer;
|
||
|
||
RtlZeroMemory( &idParent, sizeof(DFS_PKT_ENTRY_ID) );
|
||
|
||
RtlZeroMemory( &idChild, sizeof(DFS_PKT_ENTRY_ID) );
|
||
|
||
RtlInitUnicodeString( &idParent.Prefix, pwszParent );
|
||
|
||
RtlInitUnicodeString( &idChild.Prefix, pwszChild );
|
||
|
||
idChild.Uid = *pidChild;
|
||
|
||
cbBuffer = 0;
|
||
|
||
Status = DfsOpen(&dfsHandle, NULL);
|
||
|
||
if (NT_SUCCESS(Status)) {
|
||
|
||
Status = DfsRtlSize( &MiPktEntryId, &idParent, &cbBuffer );
|
||
|
||
if (NT_SUCCESS(Status)) {
|
||
|
||
Status = DfsRtlSize( &MiPktEntryId, &idChild, &cbBuffer );
|
||
}
|
||
|
||
if (NT_SUCCESS(Status)) {
|
||
|
||
pBuffer = malloc( cbBuffer );
|
||
|
||
if (pBuffer != NULL) {
|
||
|
||
MarshalBufferInitialize( &marshalBuffer, cbBuffer, pBuffer );
|
||
|
||
Status = DfsRtlPut(
|
||
&marshalBuffer,
|
||
&MiPktEntryId,
|
||
&idParent );
|
||
|
||
if (NT_SUCCESS(Status)) {
|
||
|
||
Status = DfsRtlPut(
|
||
&marshalBuffer,
|
||
&MiPktEntryId,
|
||
&idChild );
|
||
|
||
}
|
||
|
||
if (NT_SUCCESS(Status)) {
|
||
|
||
Status = DfsFsctl(
|
||
dfsHandle,
|
||
FSCTL_DFS_IS_CHILDNAME_LEGAL,
|
||
pBuffer,
|
||
cbBuffer,
|
||
NULL,
|
||
0L);
|
||
|
||
}
|
||
|
||
free( pBuffer );
|
||
|
||
} else {
|
||
|
||
Status = STATUS_INSUFFICIENT_RESOURCES;
|
||
|
||
}
|
||
|
||
}
|
||
|
||
NtClose( dfsHandle );
|
||
|
||
}
|
||
|
||
return( Status );
|
||
|
||
}
|
||
|
||
|
||
//+----------------------------------------------------------------------------
|
||
//
|
||
// Function: PktGetEntryType, public
|
||
//
|
||
// Synopsis: Given a prefix, this routine retrieves the entry type of the
|
||
// PktEntry
|
||
//
|
||
// Arguments: [pwszPrefix] -- The prefix whose PktEntry's type is required
|
||
// [pType] -- The type is returned here.
|
||
//
|
||
// Returns:
|
||
//
|
||
//-----------------------------------------------------------------------------
|
||
|
||
NTSTATUS
|
||
PktGetEntryType(
|
||
IN PWSTR pwszPrefix,
|
||
IN PULONG pType)
|
||
{
|
||
HANDLE dfsHandle;
|
||
NTSTATUS Status;
|
||
|
||
Status = DfsOpen(&dfsHandle, NULL);
|
||
|
||
if (NT_SUCCESS(Status)) {
|
||
|
||
Status = DfsFsctl(
|
||
dfsHandle,
|
||
FSCTL_DFS_GET_ENTRY_TYPE,
|
||
pwszPrefix,
|
||
wcslen(pwszPrefix) * sizeof(WCHAR),
|
||
pType,
|
||
sizeof(ULONG));
|
||
|
||
NtClose( dfsHandle );
|
||
|
||
}
|
||
|
||
return( Status );
|
||
|
||
}
|
||
|
||
//+----------------------------------------------------------------------------
|
||
//
|
||
// Function: DfsSetServiceState
|
||
//
|
||
// Synopsis: Sets the state of a service on a volume.
|
||
//
|
||
// Arguments: [VolumeId] -- The volume on which to operate
|
||
// [ServiceName] -- Name of service
|
||
// [State] -- Either 0 or DFS_SERVICE_TYPE_OFFLINE
|
||
//
|
||
// Returns: [STATUS_SUCCESS] -- The specified replica was set
|
||
// online/offline as speficied.
|
||
//
|
||
// [DFS_STATUS_NO_SUCH_ENTRY] -- The specified volume was not
|
||
// found, or the specified replica is not a server for
|
||
// the volume.
|
||
//
|
||
// [STATUS_DATA_ERROR] -- marshalling or unmarshalling error.
|
||
//
|
||
// [STATUS_INSUFFICIENT_RESOURCES] -- Out of memory situation.
|
||
//
|
||
// Status from opening handle to the Dfs driver.
|
||
//
|
||
//-----------------------------------------------------------------------------
|
||
|
||
NTSTATUS
|
||
DfsSetServiceState(
|
||
IN PDFS_PKT_ENTRY_ID VolumeId,
|
||
IN PWSTR ServiceName,
|
||
IN ULONG State)
|
||
{
|
||
NTSTATUS status;
|
||
HANDLE dfsHandle = NULL;
|
||
DFS_DC_SET_SERVICE_STATE setSvcState;
|
||
MARSHAL_BUFFER marshalBuffer;
|
||
PUCHAR buffer = NULL;
|
||
ULONG size;
|
||
|
||
status = DfsOpen( &dfsHandle, NULL );
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
setSvcState.Id = *VolumeId;
|
||
RtlInitUnicodeString(
|
||
&setSvcState.ServiceName,
|
||
ServiceName);
|
||
setSvcState.State = State;
|
||
|
||
size = 0;
|
||
|
||
status = DfsRtlSize( &MiDCSetServiceState, &setSvcState, &size );
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
buffer = (PUCHAR) malloc( size );
|
||
|
||
if (buffer == NULL) {
|
||
|
||
status = STATUS_INSUFFICIENT_RESOURCES;
|
||
|
||
}
|
||
|
||
}
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
MarshalBufferInitialize( &marshalBuffer, size, buffer );
|
||
|
||
status = DfsRtlPut( &
|
||
marshalBuffer,
|
||
&MiDCSetServiceState,
|
||
&setSvcState );
|
||
|
||
}
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
status = DfsFsctl(
|
||
dfsHandle,
|
||
FSCTL_DFS_SET_SERVICE_STATE,
|
||
buffer,
|
||
size,
|
||
NULL,
|
||
0);
|
||
|
||
}
|
||
|
||
NtClose( dfsHandle );
|
||
|
||
if (buffer != NULL) {
|
||
|
||
free( buffer );
|
||
|
||
}
|
||
|
||
}
|
||
|
||
return( status );
|
||
|
||
}
|
||
|
||
//+----------------------------------------------------------------------------
|
||
//
|
||
// Function: DfsDCSetVolumeState
|
||
//
|
||
// Synopsis: Sets the state of a volume in the DCs. This will control
|
||
// whether referrals will be given out to this volume or not.
|
||
//
|
||
// Arguments: [VolumeId] -- The volume on which to operate
|
||
// [State] -- Either 0 or PKT_ENTRY_TYPE_OFFLINE
|
||
//
|
||
// Returns: [STATUS_SUCCESS] -- The specified replica was set
|
||
// online/offline as speficied.
|
||
//
|
||
// [DFS_STATUS_NO_SUCH_ENTRY] -- The specified volume was not
|
||
// found.
|
||
//
|
||
// [STATUS_DATA_ERROR] -- marshalling or unmarshalling error.
|
||
//
|
||
// [STATUS_INSUFFICIENT_RESOURCES] -- Out of memory situation.
|
||
//
|
||
// Status from opening handle to the Dfs driver.
|
||
//
|
||
//-----------------------------------------------------------------------------
|
||
|
||
NTSTATUS
|
||
DfsDCSetVolumeState(
|
||
IN const PDFS_PKT_ENTRY_ID VolumeId,
|
||
IN const ULONG State)
|
||
{
|
||
NTSTATUS status;
|
||
HANDLE dfsHandle = NULL;
|
||
DFS_SETSTATE_ARG setStateArg;
|
||
MARSHAL_BUFFER marshalBuffer;
|
||
PUCHAR buffer = NULL;
|
||
ULONG size;
|
||
|
||
status = DfsOpen( &dfsHandle, NULL );
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
setStateArg.Id = *VolumeId;
|
||
setStateArg.Type = State;
|
||
|
||
size = 0;
|
||
|
||
status = DfsRtlSize( &MiSetStateArg, &setStateArg, &size );
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
buffer = (PUCHAR) malloc( size );
|
||
|
||
if (buffer == NULL) {
|
||
|
||
status = STATUS_INSUFFICIENT_RESOURCES;
|
||
|
||
}
|
||
|
||
}
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
MarshalBufferInitialize( &marshalBuffer, size, buffer );
|
||
|
||
status = DfsRtlPut( &
|
||
marshalBuffer,
|
||
&MiSetStateArg,
|
||
&setStateArg );
|
||
|
||
}
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
status = DfsFsctl(
|
||
dfsHandle,
|
||
FSCTL_DFS_DC_SET_VOLUME_STATE,
|
||
buffer,
|
||
size,
|
||
NULL,
|
||
0);
|
||
|
||
}
|
||
|
||
NtClose( dfsHandle );
|
||
|
||
if (buffer != NULL) {
|
||
|
||
free( buffer );
|
||
|
||
}
|
||
|
||
}
|
||
|
||
return( status );
|
||
|
||
}
|
||
|
||
//+----------------------------------------------------------------------------
|
||
//
|
||
// Function: DfsSetVolumeTimeout
|
||
//
|
||
// Synopsis: Sets the timeout of a volume in the DCs.
|
||
//
|
||
// Arguments: [VolumeId] -- The volume on which to operate
|
||
// [Timeout] -- Timeout, in seconds
|
||
//
|
||
// Returns: [STATUS_SUCCESS] -- The specified timeout was set as specified.
|
||
//
|
||
// [DFS_STATUS_NO_SUCH_ENTRY] -- The specified volume was not
|
||
// found.
|
||
//
|
||
// [STATUS_DATA_ERROR] -- marshalling or unmarshalling error.
|
||
//
|
||
// [STATUS_INSUFFICIENT_RESOURCES] -- Out of memory situation.
|
||
//
|
||
// Status from opening handle to the Dfs driver.
|
||
//
|
||
//-----------------------------------------------------------------------------
|
||
|
||
NTSTATUS
|
||
DfsSetVolumeTimeout(
|
||
IN const PDFS_PKT_ENTRY_ID VolumeId,
|
||
IN const ULONG Timeout)
|
||
{
|
||
NTSTATUS status;
|
||
HANDLE dfsHandle = NULL;
|
||
DFS_SET_VOLUME_TIMEOUT_ARG setVolTimeoutArg;
|
||
MARSHAL_BUFFER marshalBuffer;
|
||
PUCHAR buffer = NULL;
|
||
ULONG size;
|
||
|
||
status = DfsOpen( &dfsHandle, NULL );
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
setVolTimeoutArg.Id = *VolumeId;
|
||
setVolTimeoutArg.Timeout = Timeout;
|
||
|
||
size = 0;
|
||
|
||
status = DfsRtlSize( &MiSetVolTimeoutArg, &setVolTimeoutArg, &size );
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
buffer = (PUCHAR) malloc( size );
|
||
|
||
if (buffer == NULL) {
|
||
|
||
status = STATUS_INSUFFICIENT_RESOURCES;
|
||
|
||
}
|
||
|
||
}
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
MarshalBufferInitialize( &marshalBuffer, size, buffer );
|
||
|
||
status = DfsRtlPut( &
|
||
marshalBuffer,
|
||
&MiSetVolTimeoutArg,
|
||
&setVolTimeoutArg );
|
||
|
||
}
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
status = DfsFsctl(
|
||
dfsHandle,
|
||
FSCTL_DFS_SET_VOLUME_TIMEOUT,
|
||
buffer,
|
||
size,
|
||
NULL,
|
||
0);
|
||
|
||
}
|
||
|
||
NtClose( dfsHandle );
|
||
|
||
if (buffer != NULL) {
|
||
|
||
free( buffer );
|
||
|
||
}
|
||
|
||
}
|
||
|
||
return( status );
|
||
|
||
}
|
||
|
||
//+----------------------------------------------------------------------------
|
||
//
|
||
// Function: DfsCreateSiteEntry
|
||
//
|
||
// Synopsis: Loads a Site entry into the dfs site table
|
||
//
|
||
// Arguments: [pInfoArg] -- DFS_CREATE_SITE_INFO_ARG with info to update
|
||
//
|
||
// Returns: Status from opening handle to the Dfs driver.
|
||
//
|
||
//-----------------------------------------------------------------------------
|
||
|
||
NTSTATUS
|
||
DfsCreateSiteEntry(
|
||
PCHAR arg,
|
||
ULONG size)
|
||
{
|
||
NTSTATUS status;
|
||
HANDLE dfsHandle = NULL;
|
||
|
||
status = DfsOpen( &dfsHandle, NULL );
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
|
||
status = DfsFsctl(
|
||
dfsHandle,
|
||
FSCTL_DFS_CREATE_SITE_INFO,
|
||
arg,
|
||
size,
|
||
NULL,
|
||
0);
|
||
|
||
NtClose( dfsHandle );
|
||
|
||
}
|
||
|
||
return( status );
|
||
}
|
||
|
||
//+----------------------------------------------------------------------------
|
||
//
|
||
// Function: DfsDeleteSiteEntry
|
||
//
|
||
// Synopsis: Loads a Site entry into the dfs site table
|
||
//
|
||
// Arguments: [pInfoArg] -- DFS_DELETE_SITE_INFO_ARG with info to update
|
||
//
|
||
// Returns: Status from opening handle to the Dfs driver.
|
||
//
|
||
//-----------------------------------------------------------------------------
|
||
|
||
NTSTATUS
|
||
DfsDeleteSiteEntry(
|
||
PCHAR arg,
|
||
ULONG size)
|
||
{
|
||
NTSTATUS status;
|
||
HANDLE dfsHandle = NULL;
|
||
|
||
status = DfsOpen( &dfsHandle, NULL );
|
||
|
||
if (NT_SUCCESS(status)) {
|
||
|
||
|
||
status = DfsFsctl(
|
||
dfsHandle,
|
||
FSCTL_DFS_DELETE_SITE_INFO,
|
||
arg,
|
||
size,
|
||
NULL,
|
||
0);
|
||
|
||
NtClose( dfsHandle );
|
||
|
||
}
|
||
|
||
return( status );
|
||
}
|