Windows NT 4.0 source code leak
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/*++
Copyright (c) 1992 Microsoft Corporation
Module Name:
ExpDel.c
Abstract:
NetrReplExportDirDel is the local worker for the NetReplExportDirDel API.
Author:
John Rogers (JohnRo) 07-Jan-1992
Environment:
Runs under Windows NT.
Requires ANSI C extensions: slash-slash comments, long external names.
Revision History:
07-Jan-1992 JohnRo
Created.
20-Jan-1992 JohnRo
Netr prototypes are now generated by MIDL and put in repl.h.
24-Jan-1992 JohnRo
Changed to use LPTSTR etc.
15-Mar-1992 JohnRo
Update registry with new values.
22-Jul-1992 JohnRo
RAID 2274: repl svc should impersonate caller.
13-Nov-1992 JohnRo
RAID 1537: Repl APIs in wrong role kill svc.
--*/
// These must be included first:
#include <windef.h> // IN, VOID, LPTSTR, etc.
#include <lmcons.h> // NET_API_STATUS, PARM equates, etc.
#include <repldefs.h> // ReplIsIntegrityValid(), etc.
#include <master.h> // PMASTER_LIST_REC.
#include <rpc.h> // Needed by <repl.h>.
// These can be in any order:
#include <dirname.h> // ReplIsDirNameValid().
#include <expdir.h> // ExportDirDeleteConfigData().
#include <lmrepl.h> // LPREPL_EDIR_INFO_1, REPL_EXTENT_ stuff, etc.
#include <masproto.h> // RemoveMasterRecForDirName().
#include <netlock.h> // ACQUIRE_LOCK(), etc.
#include <repl.h> // My prototype (in MIDL-generated .h file).
#include <replgbl.h> // ReplConfigLock, ReplConfigRole.
#include <rpcutil.h> // NetpImpersonateClient(), NetpRevertToSelf().
#include <winerror.h> // ERROR_ equates, NO_ERROR.
NET_API_STATUS
NetrReplExportDirDel (
IN LPTSTR UncServerName OPTIONAL,
IN LPTSTR DirName
)
/*++
Routine Description:
Same as NetReplExportDirDel.
Arguments:
Same as NetReplExportDirDel.
Return Value:
Same as NetReplExportDirDel.
--*/
{
NET_API_STATUS ApiStatus;
BOOL ConfigLocked = FALSE;
BOOL Impersonated = FALSE;
BOOL ListLocked = FALSE;
if (ReplIsDirNameValid( DirName ) == FALSE) {
return (ERROR_INVALID_PARAMETER);
}
//
// Impersonate caller, so security check (write to registry) reflects
// the client's process, not the repl service process.
//
ApiStatus = NetpImpersonateClient();
if (ApiStatus != NO_ERROR) {
goto Cleanup;
}
Impersonated = TRUE;
//
// We'll need shared lock on config data, so we can find out if export half
// is actually running.
//
ACQUIRE_LOCK_SHARED( ReplConfigLock );
ConfigLocked = TRUE;
//
// Call somebody to delete from registry.
// This has the side-effect of doing a security check.
//
ApiStatus = ExportDirDeleteConfigData( UncServerName, DirName );
if (ApiStatus != NO_ERROR) {
goto Cleanup; // Don't forget to release lock...
}
if ( ReplRoleIncludesExport( ReplConfigRole ) ) {
//
// Get lock on global list (RemoveMasterRecForDirName needs this).
// This same lock protects export data in the registry.
//
ACQUIRE_LOCK( RMGlobalListLock );
ListLocked = TRUE;
//
// Remove from in-memory data being used by service.
//
ApiStatus = RemoveMasterRecForDirName( DirName );
// BUGBUG: registry and service out-of-sync if ApiStatus != NO_ERROR.
}
// BUGBUG: Is just removing the record from list enough or do we need
// to notify anybody?
Cleanup:
if (Impersonated) {
(VOID) NetpRevertToSelf();
}
if (ListLocked) {
RELEASE_LOCK( RMGlobalListLock );
}
if (ConfigLocked) {
RELEASE_LOCK( ReplConfigLock );
}
return (ApiStatus);
}