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