737 lines
18 KiB
C
737 lines
18 KiB
C
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/********************************************************************/
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/** Copyright(c) 1992 Microsoft Corporation. **/
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/********************************************************************/
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//
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//
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// Filename: event.c
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//
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// Description:
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//
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// History:
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// August 26,1992. Stefan Solomon Created original version.
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// August 27,1995. Abolade Gbadegesin Modified to support Unicode.
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// See trace.h for notes on how
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// this file is used to support
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// both ANSI and Unicode.
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//
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//
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <windows.h>
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#include <winsvc.h>
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#include <tchar.h>
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#include <stdio.h>
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#include <nb30.h>
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#include <lmcons.h>
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#include <rtutils.h>
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#include <mprapi.h>
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#include <raserror.h>
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#include <mprerror.h>
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#include <mprlog.h>
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#define ROUTER_SERVICE RRAS_SERVICE_NAME
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HINSTANCE g_hDll;
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#if defined(UNICODE) || defined(_UNICODE)
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#define STRING_NULL UNICODE_NULL
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#define UNICODE_STRING_TAG L'S'
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#define ANSI_STRING_TAG L's'
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#define TCHAR_STRING_TAG L't'
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#define DECIMAL_TAG L'd'
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#define IPADDRESS_TAG L'I'
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#else
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#define STRING_NULL '\0'
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#define UNICODE_STRING_TAG 'S'
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#define ANSI_STRING_TAG 's'
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#define TCHAR_STRING_TAG 't'
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#define DECIMAL_TAG 'd'
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#define IPADDRESS_TAG 'I'
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#endif
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#define PRINT_IPADDR(x) \
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((x)&0x000000ff),(((x)&0x0000ff00)>>8),(((x)&0x00ff0000)>>16),(((x)&0xff000000)>>24)
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//
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//
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// Function: LogError
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//
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// Descr:
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//
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//
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VOID
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APIENTRY
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LogError(
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IN DWORD dwMessageId,
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IN DWORD cNumberOfSubStrings,
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IN LPTSTR *plpszSubStrings,
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IN DWORD dwErrorCode
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) {
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HANDLE hLog;
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PSID pSidUser = NULL;
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hLog = RegisterEventSource(NULL, ROUTER_SERVICE );
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if ( dwErrorCode == NO_ERROR )
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{
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//
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// No error codes were specified
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//
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ReportEvent( hLog,
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EVENTLOG_ERROR_TYPE,
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0, // event category
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dwMessageId,
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pSidUser,
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(WORD)cNumberOfSubStrings,
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0,
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plpszSubStrings,
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(PVOID)NULL
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);
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}
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else
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{
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//
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// Log the error code specified
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//
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ReportEvent( hLog,
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EVENTLOG_ERROR_TYPE,
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0, // event category
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dwMessageId,
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pSidUser,
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(WORD)cNumberOfSubStrings,
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sizeof(DWORD),
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plpszSubStrings,
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(PVOID)&dwErrorCode
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);
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}
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DeregisterEventSource( hLog );
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}
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//
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//
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// Function: LogEvent
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//
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// Descr:
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//
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//
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VOID
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APIENTRY
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LogEvent(
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IN DWORD wEventType,
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IN DWORD dwMessageId,
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IN DWORD cNumberOfSubStrings,
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IN LPTSTR *plpszSubStrings
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) {
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HANDLE hLog;
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PSID pSidUser = NULL;
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// Audit enabled
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hLog = RegisterEventSource( NULL, ROUTER_SERVICE );
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ReportEvent( hLog,
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(WORD)wEventType, // success/failure audit
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0, // event category
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dwMessageId,
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pSidUser,
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(WORD)cNumberOfSubStrings,
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0,
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plpszSubStrings,
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(PVOID)NULL);
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DeregisterEventSource( hLog );
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}
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//----------------------------------------------------------------------------
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// Function: RouterLogRegister
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//
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// Returns a HANDLE which can be passed to RouterLogEvent
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// to log events from the specified source.
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//----------------------------------------------------------------------------
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HANDLE
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RouterLogRegister(
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LPCTSTR lpszSource
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) {
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return RegisterEventSource(NULL, lpszSource);
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}
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//----------------------------------------------------------------------------
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// Function: RouterLogDeregister
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//
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// Closes a HANDLE created by RouterLogRegister
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//----------------------------------------------------------------------------
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VOID
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RouterLogDeregister(
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HANDLE hLogHandle
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) {
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if(NULL != hLogHandle)
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{
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DeregisterEventSource(hLogHandle);
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}
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}
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//----------------------------------------------------------------------------
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// Function: RouterLogEvent
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//
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// Logs an event using a HANDLE created by RouterLogRegister.
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//----------------------------------------------------------------------------
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VOID
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RouterLogEvent(
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IN HANDLE hLogHandle,
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IN DWORD dwEventType,
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IN DWORD dwMessageId,
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IN DWORD dwSubStringCount,
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IN LPTSTR *plpszSubStringArray,
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IN DWORD dwErrorCode
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) {
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if(NULL == hLogHandle)
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{
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return;
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}
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if (dwErrorCode == NO_ERROR) {
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ReportEvent(
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hLogHandle,
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(WORD)dwEventType,
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0,
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dwMessageId,
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NULL,
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(WORD)dwSubStringCount,
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0,
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plpszSubStringArray,
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(PVOID)NULL
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);
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}
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else {
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ReportEvent(
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hLogHandle,
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(WORD)dwEventType,
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0,
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dwMessageId,
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NULL,
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(WORD)dwSubStringCount,
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sizeof(DWORD),
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plpszSubStringArray,
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(PVOID)&dwErrorCode
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);
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}
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}
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VOID
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RouterLogEventEx(
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IN HANDLE hLogHandle,
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IN DWORD dwEventType,
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IN DWORD dwErrorCode,
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IN DWORD dwMessageId,
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IN LPCTSTR ptszFormat,
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...
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)
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{
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va_list vlArgList;
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if(NULL == hLogHandle)
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{
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return;
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}
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va_start(vlArgList, ptszFormat);
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RouterLogEventValistEx(
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hLogHandle,
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dwEventType,
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dwErrorCode,
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dwMessageId,
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ptszFormat,
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vlArgList
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);
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va_end(vlArgList);
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}
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VOID
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RouterLogEventValistEx(
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IN HANDLE hLogHandle,
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IN DWORD dwEventType,
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IN DWORD dwErrorCode,
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IN DWORD dwMessageId,
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IN LPCTSTR ptszFormat,
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IN va_list vlArgList
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)
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/*++
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Routine Description
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This function logs an event, but also parses out the insert strings
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Locks
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None
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Arguments
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hLogHandle Handle from RegisterLogRegister()
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dwEventType EVENTLOG_{ERROR|WARNING|INFORMATION}_TYPE
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dwErrorCode The error code to report
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dwMessageId The ID of the message string
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ptszFormat A string specifying the format of the following insert
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values. The type of the value is dictated by the format
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string. The format string consists of a series of %<X>
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There MUST BE NOTHING ELSE - no escape characters, no
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nothing.
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Valid <X> are:
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S: Unicode string
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s: ANSII string
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t: TCHAR string
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d: integer
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I: IP Address in network order
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Return Value
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None
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--*/
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{
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PWCHAR rgpwszInsertArray[20];
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LPCTSTR ptszTemp;
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WORD wNumInsert;
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ULONG i, ulDecIndex, ulFormatLen;
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//
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// 22 is enough to hold 2^64
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// There can be max 20 insert strings
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//
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WCHAR rgpwszDecString[20][22];
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if (ptszFormat==NULL)
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ptszFormat = TEXT("");
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if(NULL == hLogHandle)
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{
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return;
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}
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//
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// First make sure that the format list doesnt specify more than
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// 20 characters
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//
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ptszTemp = ptszFormat;
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ulFormatLen = _tcslen(ptszFormat);
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wNumInsert = 0;
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ulDecIndex = 0;
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i = 0;
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//
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// We will only walk the first 20 format specifiers
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//
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while((i < ulFormatLen) && (wNumInsert < 20))
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{
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if(*ptszTemp == __TEXT('%'))
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{
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//
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// Ok so this could be a good specifier - check the next character
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//
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i++;
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ptszTemp++;
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switch(*ptszTemp)
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{
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case UNICODE_STRING_TAG:
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{
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rgpwszInsertArray[wNumInsert] = va_arg(vlArgList, PWCHAR);
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wNumInsert++;
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break;
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}
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case ANSI_STRING_TAG:
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{
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PCHAR pszString;
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PWCHAR pwszWideString;
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ULONG ulLen;
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pszString = va_arg(vlArgList,
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PCHAR);
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ulLen = strlen(pszString);
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if(ulLen)
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{
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pwszWideString = _alloca(ulLen * sizeof(WCHAR));
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MultiByteToWideChar(CP_ACP,
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0,
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pszString,
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-1,
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pwszWideString,
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ulLen);
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rgpwszInsertArray[wNumInsert] = pwszWideString;
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}
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else
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{
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//
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// L"" will be on our stack, but it cant go away
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//
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rgpwszInsertArray[wNumInsert] = L"";
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}
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wNumInsert++;
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break;
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}
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case TCHAR_STRING_TAG:
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{
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#if defined(UNICODE) || defined(_UNICODE)
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rgpwszInsertArray[wNumInsert] = va_arg(vlArgList, PWCHAR);
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#else
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PCHAR pszString;
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PWCHAR pwszWideString;
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ULONG ulLen;
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pszString = va_arg(vlArgList, PCHAR);
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ulLen = strlen(pszString);
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if(ulLen)
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{
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pwszWideString = _alloca(ulLen * sizeof(WCHAR));
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MultiByteToWideChar(CP_ACP,
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0,
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pszString,
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-1,
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|
|
pwszWideString,
|
||
|
|
ulLen);
|
||
|
|
|
||
|
|
rgpwszInsertArray[wNumInsert] = pwszWideString;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// L"" will be on our stack, but it cant go away
|
||
|
|
//
|
||
|
|
|
||
|
|
rgpwszInsertArray[wNumInsert] = L"";
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
wNumInsert++;
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
case DECIMAL_TAG:
|
||
|
|
{
|
||
|
|
_snwprintf(&(rgpwszDecString[ulDecIndex][0]),
|
||
|
|
21,
|
||
|
|
L"%d",
|
||
|
|
va_arg(vlArgList, int));
|
||
|
|
|
||
|
|
|
||
|
|
rgpwszDecString[ulDecIndex][21] = UNICODE_NULL;
|
||
|
|
|
||
|
|
rgpwszInsertArray[wNumInsert] =
|
||
|
|
&(rgpwszDecString[ulDecIndex][0]);
|
||
|
|
|
||
|
|
ulDecIndex++;
|
||
|
|
wNumInsert++;
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
case IPADDRESS_TAG:
|
||
|
|
{
|
||
|
|
DWORD dwAddr;
|
||
|
|
|
||
|
|
dwAddr = va_arg(vlArgList, int);
|
||
|
|
|
||
|
|
_snwprintf(&(rgpwszDecString[ulDecIndex][0]),
|
||
|
|
21,
|
||
|
|
L"%d.%d.%d.%d",
|
||
|
|
PRINT_IPADDR(dwAddr));
|
||
|
|
|
||
|
|
rgpwszDecString[ulDecIndex][21] = UNICODE_NULL;
|
||
|
|
|
||
|
|
rgpwszInsertArray[wNumInsert] =
|
||
|
|
&(rgpwszDecString[ulDecIndex][0]);
|
||
|
|
|
||
|
|
ulDecIndex++;
|
||
|
|
wNumInsert++;
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Scan next character
|
||
|
|
//
|
||
|
|
|
||
|
|
ptszTemp++;
|
||
|
|
|
||
|
|
i++;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (dwErrorCode == NO_ERROR)
|
||
|
|
{
|
||
|
|
|
||
|
|
ReportEventW(hLogHandle,
|
||
|
|
(WORD)dwEventType,
|
||
|
|
0,
|
||
|
|
dwMessageId,
|
||
|
|
NULL,
|
||
|
|
wNumInsert,
|
||
|
|
0,
|
||
|
|
rgpwszInsertArray,
|
||
|
|
(PVOID)NULL);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
|
||
|
|
ReportEventW(hLogHandle,
|
||
|
|
(WORD)dwEventType,
|
||
|
|
0,
|
||
|
|
dwMessageId,
|
||
|
|
NULL,
|
||
|
|
wNumInsert,
|
||
|
|
sizeof(DWORD),
|
||
|
|
rgpwszInsertArray,
|
||
|
|
(PVOID)&dwErrorCode);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//----------------------------------------------------------------------------
|
||
|
|
// Function: RouterLogEventData
|
||
|
|
//
|
||
|
|
// Logs an event using a HANDLE created by RouterLogRegister.
|
||
|
|
// Allows caller to include data in the eventlog message.
|
||
|
|
//----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
VOID
|
||
|
|
RouterLogEventData(
|
||
|
|
IN HANDLE hLogHandle,
|
||
|
|
IN DWORD dwEventType,
|
||
|
|
IN DWORD dwMessageId,
|
||
|
|
IN DWORD dwSubStringCount,
|
||
|
|
IN LPTSTR *plpszSubStringArray,
|
||
|
|
IN DWORD dwDataBytes,
|
||
|
|
IN LPBYTE lpDataBytes
|
||
|
|
) {
|
||
|
|
|
||
|
|
if(NULL == hLogHandle)
|
||
|
|
{
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
ReportEvent(
|
||
|
|
hLogHandle,
|
||
|
|
(WORD)dwEventType,
|
||
|
|
0,
|
||
|
|
dwMessageId,
|
||
|
|
NULL,
|
||
|
|
(WORD)dwSubStringCount,
|
||
|
|
(WORD)dwDataBytes,
|
||
|
|
plpszSubStringArray,
|
||
|
|
(PVOID)lpDataBytes
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
//----------------------------------------------------------------------------
|
||
|
|
// Function: RouterLogEventString
|
||
|
|
//
|
||
|
|
// Logs an event using a HANDLE created by RouterLogRegister.
|
||
|
|
// Allows caller to include an error code string into the log
|
||
|
|
//----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
VOID
|
||
|
|
RouterLogEventString(
|
||
|
|
IN HANDLE hLogHandle,
|
||
|
|
IN DWORD dwEventType,
|
||
|
|
IN DWORD dwMessageId,
|
||
|
|
IN DWORD dwSubStringCount,
|
||
|
|
IN LPTSTR *plpszSubStringArray,
|
||
|
|
IN DWORD dwErrorCode,
|
||
|
|
IN DWORD dwErrorIndex
|
||
|
|
){
|
||
|
|
|
||
|
|
DWORD dwRetCode;
|
||
|
|
DWORD dwIndex;
|
||
|
|
DWORD dwSubStringIndex = 0;
|
||
|
|
LPTSTR plpszStringArray[20];
|
||
|
|
|
||
|
|
if(NULL == hLogHandle)
|
||
|
|
{
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
RTASSERT( dwSubStringCount < 21 );
|
||
|
|
RTASSERT( dwErrorIndex <= dwSubStringCount );
|
||
|
|
|
||
|
|
dwSubStringCount++;
|
||
|
|
|
||
|
|
for ( dwIndex = 0; dwIndex < dwSubStringCount; dwIndex++ )
|
||
|
|
{
|
||
|
|
if ( dwIndex == dwErrorIndex )
|
||
|
|
{
|
||
|
|
dwRetCode = RouterGetErrorString(
|
||
|
|
dwErrorCode,
|
||
|
|
&plpszStringArray[dwIndex] );
|
||
|
|
|
||
|
|
if ( dwRetCode != NO_ERROR )
|
||
|
|
{
|
||
|
|
DbgPrint("Error %d\n",dwRetCode);
|
||
|
|
|
||
|
|
//RTASSERT( dwRetCode == NO_ERROR );
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
plpszStringArray[dwIndex] = plpszSubStringArray[dwSubStringIndex++];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
ReportEvent(
|
||
|
|
hLogHandle,
|
||
|
|
(WORD)dwEventType,
|
||
|
|
0,
|
||
|
|
dwMessageId,
|
||
|
|
NULL,
|
||
|
|
(WORD)dwSubStringCount,
|
||
|
|
sizeof(DWORD),
|
||
|
|
plpszStringArray,
|
||
|
|
(PVOID)&dwErrorCode
|
||
|
|
);
|
||
|
|
|
||
|
|
LocalFree( plpszStringArray[dwErrorIndex] );
|
||
|
|
}
|
||
|
|
|
||
|
|
//----------------------------------------------------------------------------
|
||
|
|
// Function: RouterGetErrorString
|
||
|
|
//
|
||
|
|
// Given an error code from raserror.h mprerror.h or winerror.h will return
|
||
|
|
// a string associated with it. The caller is required to free the string
|
||
|
|
// by calling LocalFree.
|
||
|
|
//----------------------------------------------------------------------------
|
||
|
|
DWORD
|
||
|
|
RouterGetErrorString(
|
||
|
|
IN DWORD dwError,
|
||
|
|
OUT LPTSTR * lplpszErrorString
|
||
|
|
)
|
||
|
|
{
|
||
|
|
DWORD dwRetCode = NO_ERROR;
|
||
|
|
DWORD dwBufferSize;
|
||
|
|
|
||
|
|
if ( ( ( dwError >= RASBASE ) && ( dwError <= RASBASEEND ) ) ||
|
||
|
|
( ( dwError >= ROUTEBASE ) && ( dwError <= ROUTEBASEEND ) ) ||
|
||
|
|
( ( dwError >= ROUTER_LOG_BASE) && (dwError <= ROUTER_LOG_BASEEND)))
|
||
|
|
{
|
||
|
|
// make sure that load library is called only once
|
||
|
|
|
||
|
|
if (InterlockedCompareExchangePointer(
|
||
|
|
&g_hDll,
|
||
|
|
INVALID_HANDLE_VALUE,
|
||
|
|
NULL) == NULL)
|
||
|
|
{
|
||
|
|
g_hDll = LoadLibrary( TEXT("mprmsg.dll") );
|
||
|
|
|
||
|
|
if(g_hDll == NULL)
|
||
|
|
{
|
||
|
|
return( GetLastError() );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
while (*((HINSTANCE volatile *)&g_hDll)==INVALID_HANDLE_VALUE)
|
||
|
|
Sleep(500);
|
||
|
|
if (g_hDll==NULL)
|
||
|
|
return ERROR_CAN_NOT_COMPLETE;
|
||
|
|
|
||
|
|
|
||
|
|
dwRetCode = FormatMessage(
|
||
|
|
FORMAT_MESSAGE_FROM_HMODULE |
|
||
|
|
FORMAT_MESSAGE_ALLOCATE_BUFFER,
|
||
|
|
g_hDll,
|
||
|
|
dwError,
|
||
|
|
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
|
||
|
|
(LPTSTR)lplpszErrorString,
|
||
|
|
0,
|
||
|
|
NULL );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
dwRetCode = FormatMessage(
|
||
|
|
FORMAT_MESSAGE_ALLOCATE_BUFFER |
|
||
|
|
FORMAT_MESSAGE_IGNORE_INSERTS |
|
||
|
|
FORMAT_MESSAGE_FROM_SYSTEM,
|
||
|
|
NULL,
|
||
|
|
dwError,
|
||
|
|
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
|
||
|
|
(LPTSTR)lplpszErrorString,
|
||
|
|
0,
|
||
|
|
NULL );
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( dwRetCode == 0 )
|
||
|
|
{
|
||
|
|
return( GetLastError() );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return( NO_ERROR );
|
||
|
|
}
|
||
|
|
}
|