162 lines
6.4 KiB
C
162 lines
6.4 KiB
C
/*************************************************************************
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* Microsoft Windows NT *
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* *
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* Copyright(c) Microsoft Corp., 1994 *
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* *
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* Revision History: *
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* *
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* Jan. 29,94 Koti Created *
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* *
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* Description: *
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* *
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* This file contains the functions that invoke all the EventLogging *
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* related functions. *
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* *
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*************************************************************************/
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#include "lpd.h"
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/*****************************************************************************
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* *
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* InitLogging(): *
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* This function prepares for future logging by registersing. *
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* *
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* Returns: *
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* TRUE if it succeeded *
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* FALSE if it didn't *
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* *
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* Parameters: *
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* None *
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* *
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* History: *
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* Jan.29, 94 Koti Created *
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* *
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*****************************************************************************/
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BOOL InitLogging( VOID )
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{
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hLogHandleGLB = RegisterEventSource( NULL, LPD_SERVICE_NAME );
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if ( hLogHandleGLB == (HANDLE)NULL )
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{
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LPD_DEBUG( "InitLogging(): RegisterEventSource failed\n" );
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return( FALSE );
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}
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return( TRUE );
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} // end InitLogging()
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/*****************************************************************************
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* *
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* LpdReportEvent(): *
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* This is the function where logging of events actually takes place. *
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* *
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* Returns: *
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* Nothing *
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* *
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* Parameters: *
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* idMessage (IN): ID of the message to be put in the log file *
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* wNumStrings (IN): number of strings in the "variable parts" of message *
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* aszStrings (IN): the "variable parts" of the message *
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* dwErrcode (IN): error code for the (failed) event *
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* *
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* History: *
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* Jan.29, 94 Koti Created *
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* *
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*****************************************************************************/
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VOID
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LpdReportEvent( DWORD idMessage, WORD wNumStrings,
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CHAR *aszStrings[], DWORD dwErrcode )
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{
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WORD wType;
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DWORD cbRawData=0;
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PVOID pRawData=NULL;
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if ( hLogHandleGLB == NULL )
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{
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DEBUG_PRINT (("LpdReportEvent(): Log handle is NULL! EventId <0x%x> not logged\n", idMessage));
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return;
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}
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if ( NT_INFORMATION( idMessage) )
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{
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wType = EVENTLOG_INFORMATION_TYPE;
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}
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else if ( NT_WARNING( idMessage) )
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{
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wType = EVENTLOG_WARNING_TYPE;
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}
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else if ( NT_ERROR( idMessage) )
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{
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wType = EVENTLOG_ERROR_TYPE;
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}
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else
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{
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LPD_DEBUG( "LpdReportEvent(): Unknown type of error message\n" );
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wType = EVENTLOG_ERROR_TYPE;
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}
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if ( dwErrcode != 0 )
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{
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pRawData = &dwErrcode;
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cbRawData = sizeof( dwErrcode );
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}
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ReportEvent( hLogHandleGLB, wType, 0, idMessage, NULL, wNumStrings,
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cbRawData, (LPCTSTR *)aszStrings, pRawData );
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return;
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} // end LpdReportEvent()
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/*****************************************************************************
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* *
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* EndLogging(): *
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* This function ends logging by deregistering the handle. *
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* *
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* Returns: *
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* Nothing. *
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* *
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* Parameters: *
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* None *
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* *
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* History: *
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* Jan.29, 94 Koti Created *
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* *
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*****************************************************************************/
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VOID EndLogging( VOID )
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{
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if ( hLogHandleGLB == NULL )
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{
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LPD_DEBUG( "EndLogging(): Log handle is NULL!\n" );
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return;
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}
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DeregisterEventSource( hLogHandleGLB );
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return;
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} // end EndLogging()
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