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221 lines
4.2 KiB
221 lines
4.2 KiB
/*++
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Copyright (c) 1996 Microsoft Corporation
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Module Name:
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clusspl.c
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Abstract:
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Cluster code support.
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Author:
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Albert Ting (AlbertT) 1-Oct-96
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Revision History:
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--*/
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#include <precomp.h>
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#pragma hdrstop
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#include "local.h"
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#include "clusrout.h"
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typedef struct _CLUSTERHANDLE {
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DWORD signature;
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LPPROVIDOR pProvidor;
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HANDLE hCluster;
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} CLUSTERHANDLE, *PCLUSTERHANDLE;
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BOOL
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ClusterSplOpen(
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LPCTSTR pszServer,
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LPCTSTR pszResource,
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PHANDLE phSpooler,
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LPCTSTR pszName,
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LPCTSTR pszAddress
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)
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/*++
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Routine Description:
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Open a hSpooler resource by searching the providers.
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Arguments:
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pszServer - Server that should be opened. Currently only NULL
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is supported.
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pszResource - Name of the resource to open.
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phSpooler - Receives new spooler handle.
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pszName - Name that the resource should recognize. Comma delimted.
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pszAddress - Tcp/ip address the resource should recognize. Comma delimited.
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Return Value:
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TRUE - Success
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FALSE - Failure, GetLastError() set.
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--*/
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{
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LPPROVIDOR pProvidor;
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DWORD dwFirstSignificantError = ERROR_INVALID_NAME;
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PCLUSTERHANDLE pClusterHandle;
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LPWSTR pPrinterName;
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DWORD dwStatus;
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HANDLE hCluster;
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WaitForSpoolerInitialization();
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if( pszServer ){
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SetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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pClusterHandle = AllocSplMem( sizeof( CLUSTERHANDLE ));
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if (!pClusterHandle) {
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DBGMSG( DBG_WARNING, ("Failed to alloc cluster handle."));
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return FALSE;
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}
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pProvidor = pLocalProvidor;
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*phSpooler = NULL;
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while (pProvidor) {
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dwStatus = (*pProvidor->PrintProvidor.fpClusterSplOpen)(
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pszServer,
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pszResource,
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&hCluster,
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pszName,
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pszAddress);
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if ( dwStatus == ROUTER_SUCCESS ) {
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pClusterHandle->signature = CLUSTERHANDLE_SIGNATURE;
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pClusterHandle->pProvidor = pProvidor;
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pClusterHandle->hCluster = hCluster;
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*phSpooler = (HANDLE)pClusterHandle;
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return TRUE;
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} else {
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UpdateSignificantError( GetLastError(),
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&dwFirstSignificantError );
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}
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pProvidor = pProvidor->pNext;
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}
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FreeSplMem(pClusterHandle);
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UpdateSignificantError( ERROR_INVALID_PRINTER_NAME,
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&dwFirstSignificantError );
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SetLastError(dwFirstSignificantError);
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return FALSE;
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}
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BOOL
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ClusterSplClose(
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HANDLE hSpooler
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)
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/*++
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Routine Description:
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Closes the spooler handle.
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Arguments:
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hSpooler - hSpooler to close.
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Return Value:
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TRUE - Success
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FALSE - Failure. LastError set.
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Note: What happens if this fails? Should the user try again.
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--*/
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{
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PCLUSTERHANDLE pClusterHandle=(PCLUSTERHANDLE)hSpooler;
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EnterRouterSem();
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if (!pClusterHandle ||
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pClusterHandle->signature != CLUSTERHANDLE_SIGNATURE) {
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LeaveRouterSem();
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SetLastError(ERROR_INVALID_HANDLE);
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return FALSE;
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}
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LeaveRouterSem();
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if ((*pClusterHandle->pProvidor->PrintProvidor.fpClusterSplClose)(
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pClusterHandle->hCluster)) {
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FreeSplMem( pClusterHandle );
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return TRUE;
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}
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return FALSE;
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}
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BOOL
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ClusterSplIsAlive(
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HANDLE hSpooler
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)
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/*++
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Routine Description:
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Determines whether the spooler is alive.
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Arguments:
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hSpooler - Spooler to check.
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Return Value:
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TRUE - Alive
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FALSE - Dead, LastError set.
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--*/
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{
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PCLUSTERHANDLE pClusterHandle=(PCLUSTERHANDLE)hSpooler;
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if (!pClusterHandle ||
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pClusterHandle->signature != CLUSTERHANDLE_SIGNATURE) {
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SetLastError(ERROR_INVALID_HANDLE);
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return FALSE;
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}
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return (*pClusterHandle->pProvidor->PrintProvidor.fpClusterSplIsAlive)(
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pClusterHandle->hCluster );
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}
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