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windows-xp/Source/XPSP1/NT/sdktools/trace/sdksamples/tracelog/tracelog.c

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/*++
Copyright (c) Microsoft Corporation. All rights reserved.
Module Name:
tracelog.c
Abstract:
Sample trace control program. Allows user to start, update, query, stop
event tracing, etc.
--*/
#ifndef UNICODE
#define UNICODE
#endif
#ifndef _UNICODE
#define _UNICODE
#endif
#include <stdio.h>
#include <stdlib.h>
#include <windows.h>
#include <shellapi.h>
#include <tchar.h>
#include <wmistr.h>
#include <initguid.h>
#include <guiddef.h>
#include <evntrace.h>
#define MAXSTR 1024
#define DEFAULT_LOGFILE_NAME _T("C:\\LogFile.Etl")
#define NT_LOGGER _T("NT Kernel Logger")
#define MAXIMUM_LOGGERS 32
#define MAXGUIDS 128
#define ACTION_QUERY 0
#define ACTION_START 1
#define ACTION_STOP 2
#define ACTION_UPDATE 3
#define ACTION_LIST 4
#define ACTION_ENABLE 5
#define ACTION_HELP 6
#define ACTION_FLUSH 7
#define ACTION_ENUM_GUID 8
#define ACTION_UNDEFINED 10
#define IsEqualGUID(rguid1, rguid2) (!memcmp(rguid1, rguid2, sizeof(GUID)))
//
// Functions not implemented on Win2K need to be searched and loaded separately.
// To make further accesses easy, an array of function pointers will be used.
// The following list serves as indices to that array.
//
#define FUNC_FLUSH_TRACE 0
#define FUNC_ENUM_TRACE_GUIDS 1
// Funtion pointer array for unimplemented functions on Win2K.
// Note: This may not work if this code is ported to C++, because
// all the function pointers may be typedefed differently.
#define MAXFUNC 10
FARPROC FuncArray[MAXFUNC];
HINSTANCE advapidll;
BOOLEAN XP;
void
PrintLoggerStatus(
IN PEVENT_TRACE_PROPERTIES LoggerInfo,
IN ULONG Status,
IN BOOL PrintStatus
);
#define PRINTSTATUS TRUE
#define NOPRINTSTATUS FALSE
LPTSTR
DecodeStatus(
IN ULONG Status
);
LONG
GetGuids(
IN LPTSTR GuidFile,
OUT LPGUID *GuidArray
);
ULONG
ahextoi(
IN TCHAR *s
);
void
StringToGuid(
IN TCHAR *str,
OUT LPGUID guid
);
PTCHAR
GuidToString(
IN OUT PTCHAR s,
IN LPGUID piid
);
TCHAR ErrorMsg[MAXSTR];
void
PrintHelpMessage();
//
// main function
//
__cdecl main(argc, argv)
int argc;
char **argv;
/*++
Routine Description:
It is the main function.
Arguments:
Return Value:
Error Code defined in winerror.h : If the function succeeds,
it returns ERROR_SUCCESS (== 0).
--*/{
ULONG i, j;
LONG GuidCount;
USHORT Action = ACTION_UNDEFINED;
ULONG Status = 0;
LPTSTR LoggerName;
LPTSTR LogFileName;
TCHAR GuidFile[MAXSTR];
PEVENT_TRACE_PROPERTIES pLoggerInfo;
TRACEHANDLE LoggerHandle = 0;
LPTSTR *targv, *utargv = NULL;
LPGUID *GuidArray;
char *Space;
char *save;
BOOL bKill = FALSE;
BOOL bForceKill = FALSE ;
BOOL bEnable = TRUE;
ULONG iLevel = 0;
ULONG iFlags = 0;
ULONG SizeNeeded = 0;
ULONG specialLogger = 0;
ULONG GlobalLoggerStartValue = 0;
PULONG pFlags = NULL;
BOOL bProcess = TRUE;
BOOL bThread = TRUE;
BOOL bDisk = TRUE;
BOOL bNetwork = TRUE;
TCHAR tstrLogFileName[MAXSTR];
OSVERSIONINFO OSVersion;
OSVersion.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
XP = FALSE;
if (GetVersionEx(&OSVersion)) {
XP = (OSVersion.dwMajorVersion > 5) ||
((OSVersion.dwMajorVersion == 5) && (OSVersion.dwMinorVersion > 0));
}
// Load functions that are not implemented on Win2K
for (i = 0; i < MAXFUNC; ++i)
FuncArray[i] = NULL;
if (XP) {
advapidll = LoadLibrary(_T("advapi32.dll"));
if (advapidll != NULL) {
#ifdef UNICODE
FuncArray[FUNC_FLUSH_TRACE] = GetProcAddress(advapidll, "FlushTraceW");
#else
FuncArray[FUNC_FLUSH_TRACE] = GetProcAddress(advapidll, "FlushTraceA");
#endif
FuncArray[FUNC_ENUM_TRACE_GUIDS] = GetProcAddress(advapidll, "EnumerateTraceGuids");
}
}
// Initialize structure first
SizeNeeded = sizeof(EVENT_TRACE_PROPERTIES) + 2 * MAXSTR * sizeof(TCHAR);
pLoggerInfo = (PEVENT_TRACE_PROPERTIES) malloc(SizeNeeded);
if (pLoggerInfo == NULL) {
if (advapidll != NULL)
FreeLibrary(advapidll);
return (ERROR_OUTOFMEMORY);
}
RtlZeroMemory(pLoggerInfo, SizeNeeded);
pLoggerInfo->Wnode.BufferSize = SizeNeeded;
pLoggerInfo->Wnode.Flags = WNODE_FLAG_TRACED_GUID;
pLoggerInfo->LoggerNameOffset = sizeof(EVENT_TRACE_PROPERTIES);
pLoggerInfo->LogFileNameOffset = pLoggerInfo->LoggerNameOffset + MAXSTR * sizeof(TCHAR);
LoggerName = (LPTSTR)((char*)pLoggerInfo + pLoggerInfo->LoggerNameOffset);
LogFileName = (LPTSTR)((char*)pLoggerInfo + pLoggerInfo->LogFileNameOffset);
_tcscpy(LoggerName, NT_LOGGER);
Space = (char*) malloc( (MAXGUIDS * sizeof(GuidArray)) +
(MAXGUIDS * sizeof(GUID) ));
if (Space == NULL) {
free(pLoggerInfo);
if (advapidll != NULL)
FreeLibrary(advapidll);
return(ERROR_OUTOFMEMORY);
}
save = Space;
GuidArray = (LPGUID *) Space;
Space += MAXGUIDS * sizeof(GuidArray);
for (GuidCount=0; GuidCount<MAXGUIDS; GuidCount++) {
GuidArray[GuidCount] = (LPGUID) Space;
Space += sizeof(GUID);
}
GuidCount = 0;
#ifdef UNICODE
if ((targv = CommandLineToArgvW(
GetCommandLineW(), // pointer to a command-line string
&argc // receives the argument count
)) == NULL) {
free(pLoggerInfo);
free(save);
if (advapidll != NULL)
FreeLibrary(advapidll);
return (GetLastError());
};
utargv = targv;
#else
targv = argv;
#endif
pFlags = &pLoggerInfo->EnableFlags;
//
// Add default flags.
//
while (--argc > 0) {
++targv;
if (**targv == '-' || **targv == '/') { // argument found
if(targv[0][0] == '/' ) targv[0][0] = '-';
if (!_tcsicmp(targv[0], _T("-start"))) {
Action = ACTION_START;
if (argc > 1) {
if (targv[1][0] != '-' && targv[1][0] != '/') {
++targv; --argc;
_tcscpy(LoggerName, targv[0]);
}
}
}
else if (!_tcsicmp(targv[0], _T("-enable"))) {
Action = ACTION_ENABLE;
if (argc > 1) {
if (targv[1][0] != '-' && targv[1][0] != '/') {
++targv; --argc;
_tcscpy(LoggerName, targv[0]);
}
}
}
else if (!_tcsicmp(targv[0], _T("-disable"))) {
Action = ACTION_ENABLE;
bEnable = FALSE;
if (argc > 1) {
if (targv[1][0] != '-' && targv[1][0] != '/') {
++targv; --argc;
_tcscpy(LoggerName, targv[0]);
}
}
}
else if (!_tcsicmp(targv[0], _T("-stop"))) {
Action = ACTION_STOP;
if (argc > 1) {
if (targv[1][0] != '-' && targv[1][0] != '/') {
++targv; --argc;
_tcscpy(LoggerName, targv[0]);
}
}
}
else if (!_tcsicmp(targv[0], _T("-update"))) {
Action = ACTION_UPDATE;
if (argc > 1) {
if (targv[1][0] != '-' && targv[1][0] != '/') {
++targv; --argc;
_tcscpy(LoggerName, targv[0]);
}
}
}
else if (!_tcsicmp(targv[0], _T("-q"))) {
Action = ACTION_QUERY;
if (argc > 1) {
if (targv[1][0] != '-' && targv[1][0] != '/') {
++targv; --argc;
_tcscpy(LoggerName, targv[0]);
}
}
}
else if (!_tcsicmp(targv[0], _T("-flush"))) {
Action = ACTION_FLUSH;
if (argc > 1) {
if (targv[1][0] != '-' && targv[1][0] != '/') {
++targv; --argc;
_tcscpy(LoggerName, targv[0]);
}
}
}
else if (!_tcsicmp(targv[0], _T("-enumguid"))) {
Action = ACTION_ENUM_GUID;
}
else if (!_tcsicmp(targv[0], _T("-f"))) {
if (argc > 1) {
_tcscpy(LogFileName, targv[1]);
_tcscpy(tstrLogFileName, targv[1]);
++targv; --argc;
}
}
else if (!_tcsicmp(targv[0], _T("-append"))) {
if (argc > 1) {
_tfullpath(LogFileName, targv[1], MAXSTR);
_tcscpy(tstrLogFileName, LogFileName);
++targv; --argc;
pLoggerInfo->LogFileMode |= EVENT_TRACE_FILE_MODE_APPEND;
}
}
else if (!_tcsicmp(targv[0], _T("-guid"))) {
if (argc > 1) {
if (targv[1][0] == _T('#')) {
StringToGuid(&targv[1][1], GuidArray[0]);
++targv; --argc;
GuidCount = 1;
}
else if (targv[1][0] != '-' && targv[1][0] != '/') {
_tfullpath(GuidFile, targv[1], MAXSTR);
++targv; --argc;
GuidCount = GetGuids(GuidFile, GuidArray);
if (GuidCount < 0) {
_tprintf( _T("Error: %s does no exist\n"), GuidFile );
Status = ERROR_INVALID_PARAMETER;
goto CleanupExit;
}
else if (GuidCount == 0){
_tprintf( _T("Error: %s is invalid\n"), GuidFile );
Status = ERROR_INVALID_PARAMETER;
goto CleanupExit;
}
}
}
}
else if (!_tcsicmp(targv[0], _T("-seq"))) {
if (argc > 1) {
pLoggerInfo->LogFileMode |= EVENT_TRACE_FILE_MODE_SEQUENTIAL;
pLoggerInfo->MaximumFileSize = _ttoi(targv[1]);
++targv; --argc;
}
}
else if (!_tcsicmp(targv[0], _T("-newfile"))) {
if (argc > 1) {
pLoggerInfo->LogFileMode |= EVENT_TRACE_FILE_MODE_NEWFILE;
pLoggerInfo->MaximumFileSize = _ttoi(targv[1]);
++targv; --argc;
}
}
else if (!_tcsicmp(targv[0], _T("-cir"))) {
if (argc > 1) {
pLoggerInfo->LogFileMode |= EVENT_TRACE_FILE_MODE_CIRCULAR;
pLoggerInfo->MaximumFileSize = _ttoi(targv[1]);
++targv; --argc;
}
}
else if (!_tcsicmp(targv[0], _T("-b"))) {
if (argc > 1) {
pLoggerInfo->BufferSize = _ttoi(targv[1]);
++targv; --argc;
}
}
else if (!_tcsicmp(targv[0], _T("-flag")) || !_tcsicmp(targv[0], _T("-flags"))) {
if (argc > 1) {
if (targv[1][1] == _T('x') || targv[1][1] == _T('X')) {
pLoggerInfo->EnableFlags |= ahextoi(targv[1]);
} else {
pLoggerInfo->EnableFlags |= _ttoi(targv[1]);
}
iFlags = pLoggerInfo->EnableFlags ; // Copy for EnableTrace
++targv; --argc;
// Do not accept flags with MSB = 1.
if (0x80000000 & pLoggerInfo->EnableFlags) {
_tprintf(_T("Invalid Flags: 0x%0X(%d.)\n"),
pLoggerInfo->EnableFlags, pLoggerInfo->EnableFlags);
Status = ERROR_INVALID_PARAMETER;
goto CleanupExit;
}
}
}
else if (!_tcsicmp(targv[0], _T("-min"))) {
if (argc > 1) {
pLoggerInfo->MinimumBuffers = _ttoi(targv[1]);
++targv; --argc;
}
}
else if (!_tcsicmp(targv[0], _T("-max"))) {
if (argc > 1) {
pLoggerInfo->MaximumBuffers = _ttoi(targv[1]);
++targv; --argc;
}
}
else if (!_tcsicmp(targv[0], _T("-level"))) {
if (argc > 1) {
iLevel = _ttoi(targv[1]);
++targv; --argc;
}
}
else if (!_tcsicmp(targv[0], _T("-ft"))) {
if (argc > 1) {
pLoggerInfo->FlushTimer = _ttoi(targv[1]);
++targv; --argc;
}
}
else if (!_tcsicmp(targv[0], _T("-um"))) {
pLoggerInfo->LogFileMode |= EVENT_TRACE_PRIVATE_LOGGER_MODE;
}
else if (!_tcsicmp(targv[0], _T("-paged"))) {
pLoggerInfo->LogFileMode |= EVENT_TRACE_USE_PAGED_MEMORY;
}
else if (!_tcsicmp(targv[0], _T("-rt"))) {
pLoggerInfo->LogFileMode |= EVENT_TRACE_REAL_TIME_MODE;
}
else if (!_tcsicmp(targv[0], _T("-age"))) {
if (argc > 1) {
pLoggerInfo->AgeLimit = _ttoi(targv[1]);
++targv; --argc;
}
}
else if (!_tcsicmp(targv[0], _T("-l"))) {
Action = ACTION_LIST;
bKill = FALSE;
}
else if (!_tcsicmp(targv[0], _T("-x"))) {
Action = ACTION_LIST;
bKill = TRUE;
}
else if (!_tcsicmp(targv[0], _T("-xf"))) {
Action = ACTION_LIST;
bKill = TRUE;
bForceKill = TRUE ;
}
else if (!_tcsicmp(targv[0], _T("-noprocess"))) {
bProcess = FALSE;
}
else if (!_tcsicmp(targv[0], _T("-nothread"))) {
bThread = FALSE;
}
else if (!_tcsicmp(targv[0], _T("-nodisk"))) {
bDisk = FALSE;
}
else if (!_tcsicmp(targv[0], _T("-nonet"))) {
bNetwork = FALSE;
}
else if (!_tcsicmp(targv[0], _T("-fio"))) {
if (pFlags == &pLoggerInfo->EnableFlags) {
*pFlags |= EVENT_TRACE_FLAG_DISK_FILE_IO;
}
else {
_tprintf(_T("Option -fio cannot be used with -eflags. Ignored\n"));
}
}
else if (!_tcsicmp(targv[0], _T("-pf"))) {
if (pFlags == &pLoggerInfo->EnableFlags) {
*pFlags |= EVENT_TRACE_FLAG_MEMORY_PAGE_FAULTS;
}
else {
_tprintf(_T("Option -pf cannot be used with -eflags. Ignored\n"));
}
}
else if (!_tcsicmp(targv[0], _T("-hf"))) {
if (pFlags == &pLoggerInfo->EnableFlags) {
*pFlags |= EVENT_TRACE_FLAG_MEMORY_HARD_FAULTS;
}
else {
_tprintf(_T("Option -hf cannot be used with -eflags. Ignored\n"));
}
}
else if (!_tcsicmp(targv[0], _T("-img"))) {
if (pFlags == &pLoggerInfo->EnableFlags) {
*pFlags |= EVENT_TRACE_FLAG_IMAGE_LOAD;
}
else {
_tprintf(_T("Option -img cannot be used with -eflags. Ignored\n"));
}
}
else if (!_tcsicmp(targv[0], _T("-cm"))) {
if (pFlags == &pLoggerInfo->EnableFlags) {
*pFlags |= EVENT_TRACE_FLAG_REGISTRY;
}
else {
_tprintf(_T("Option -cm cannot be used with -eflags. Ignored\n"));
}
}
else if ( targv[0][1] == 'h' || targv[0][1] == 'H' || targv[0][1] == '?'){
Action = ACTION_HELP;
PrintHelpMessage();
goto CleanupExit;
}
else Action = ACTION_UNDEFINED;
}
else {
_tprintf(_T("Invalid option given: %s\n"), targv[0]);
Status = ERROR_INVALID_PARAMETER;
goto CleanupExit;
}
}
if (!_tcscmp(LoggerName, NT_LOGGER)) {
if (pFlags == &pLoggerInfo->EnableFlags) {
if (bProcess)
*pFlags |= EVENT_TRACE_FLAG_PROCESS;
if (bThread)
*pFlags |= EVENT_TRACE_FLAG_THREAD;
if (bDisk)
*pFlags |= EVENT_TRACE_FLAG_DISK_IO;
if (bNetwork)
*pFlags |= EVENT_TRACE_FLAG_NETWORK_TCPIP;
}
pLoggerInfo->Wnode.Guid = SystemTraceControlGuid; // defaults to OS
specialLogger = 1;
}
if ( !(pLoggerInfo->LogFileMode & EVENT_TRACE_REAL_TIME_MODE) ) {
if (specialLogger != 3 && _tcslen(LogFileName) <= 0 && Action == ACTION_START) {
_tcscpy(LogFileName, DEFAULT_LOGFILE_NAME); // for now...
_tcscpy(tstrLogFileName, DEFAULT_LOGFILE_NAME);
}
}
switch (Action) {
case ACTION_START:
{
if (pLoggerInfo->LogFileMode & EVENT_TRACE_PRIVATE_LOGGER_MODE) {
if (GuidCount != 1) {
_tprintf(_T("Need exactly one GUID for PRIVATE loggers\n"));
Status = ERROR_INVALID_PARAMETER;
break;
}
pLoggerInfo->Wnode.Guid = *GuidArray[0];
}
Status = StartTrace(&LoggerHandle, LoggerName, pLoggerInfo);
if (Status != ERROR_SUCCESS) {
_tprintf(_T("Could not start logger: %s\n")
_T("Operation Status: %uL\n")
_T("%s\n"),
LoggerName,
Status,
DecodeStatus(Status));
break;
}
_tprintf(_T("Logger Started...\n"));
case ACTION_ENABLE:
if (Action == ACTION_ENABLE ){
if (pLoggerInfo->LogFileMode & EVENT_TRACE_PRIVATE_LOGGER_MODE)
{
if (GuidCount != 1)
{
_tprintf(_T("Need one GUID for PRIVATE loggers\n"));
Status = ERROR_INVALID_PARAMETER;
break;
}
pLoggerInfo->Wnode.Guid = *GuidArray[0];
}
Status = ControlTrace((TRACEHANDLE) 0, LoggerName, pLoggerInfo, EVENT_TRACE_CONTROL_QUERY);
if( Status != ERROR_SUCCESS ){
_tprintf( _T("ERROR: Logger not started\n")
_T("Operation Status: %uL\n")
_T("%s\n"),
Status,
DecodeStatus(Status));
break;
}
LoggerHandle = pLoggerInfo->Wnode.HistoricalContext;
}
if ( (GuidCount > 0) && (specialLogger == 0)) {
_tprintf(_T("Enabling trace to logger %d\n"), LoggerHandle);
for (i = 0; i < (ULONG)GuidCount; i++) {
Status = EnableTrace (
bEnable,
iFlags,
iLevel,
GuidArray[i],
LoggerHandle);
//
// If some of the Guids can not be enabled, consider it a benign
// failure. Print a warning message and continue.
//
if (Status == ERROR_INVALID_OPERATION) {
_tprintf(_T("WARNING: Could not enable some guids.\n"));
_tprintf(_T("Check your Guids file\n"));
Status = ERROR_SUCCESS;
}
if (Status != ERROR_SUCCESS) {
_tprintf(_T("ERROR: Failed to enable Guid [%d]...\n"), i);
_tprintf(_T("Operation Status: %uL\n"), Status);
_tprintf(_T("%s\n"),DecodeStatus(Status));
break;
}
}
}
else {
if (GuidCount > 0) {
_tprintf(_T("ERROR: System Logger does not accept application guids...\n"));
Status = ERROR_INVALID_PARAMETER;
}
}
break;
}
case ACTION_STOP :
LoggerHandle = (TRACEHANDLE) 0;
Status = ERROR_SUCCESS;
if (pLoggerInfo->LogFileMode & EVENT_TRACE_PRIVATE_LOGGER_MODE) {
if (GuidCount != 1) {
_tprintf(_T("Need exactly one GUID for PRIVATE loggers\n"));
Status = ERROR_INVALID_PARAMETER;
break;
}
pLoggerInfo->Wnode.Guid = *GuidArray[0];
}
if (specialLogger != 0) {
if (pLoggerInfo->LogFileMode & EVENT_TRACE_PRIVATE_LOGGER_MODE) {
Status = ControlTrace(LoggerHandle, LoggerName, pLoggerInfo, EVENT_TRACE_CONTROL_QUERY);
if (Status != ERROR_SUCCESS)
break;
LoggerHandle = pLoggerInfo->Wnode.HistoricalContext;
Status = EnableTrace( FALSE,
EVENT_TRACE_PRIVATE_LOGGER_MODE,
0,
GuidArray[0],
LoggerHandle );
}
else {
Status = ControlTrace(LoggerHandle, LoggerName, pLoggerInfo, EVENT_TRACE_CONTROL_QUERY);
if (Status == ERROR_WMI_INSTANCE_NOT_FOUND)
break;
LoggerHandle = pLoggerInfo->Wnode.HistoricalContext;
for (i = 0; i < (ULONG)GuidCount; i++) {
Status = EnableTrace( FALSE,
0,
0,
GuidArray[i],
LoggerHandle);
}
}
}
Status = ControlTrace(LoggerHandle, LoggerName, pLoggerInfo, EVENT_TRACE_CONTROL_STOP);
break;
case ACTION_LIST :
{
ULONG i, returnCount ;
ULONG SizeNeeded;
PEVENT_TRACE_PROPERTIES pLoggerInfo[MAXIMUM_LOGGERS];
PEVENT_TRACE_PROPERTIES pStorage;
PVOID Storage;
SizeNeeded = MAXIMUM_LOGGERS * (sizeof(EVENT_TRACE_PROPERTIES)
+ 2 * MAXSTR * sizeof(TCHAR));
Storage = malloc(SizeNeeded);
if (Storage == NULL) {
Status = ERROR_OUTOFMEMORY;
break;
}
RtlZeroMemory(Storage, SizeNeeded);
pStorage = (PEVENT_TRACE_PROPERTIES)Storage;
for (i=0; i<MAXIMUM_LOGGERS; i++) {
pStorage->Wnode.BufferSize = sizeof(EVENT_TRACE_PROPERTIES)
+ 2 * MAXSTR * sizeof(TCHAR);
pStorage->LogFileNameOffset = sizeof(EVENT_TRACE_PROPERTIES)
+ MAXSTR * sizeof(TCHAR);
pStorage->LoggerNameOffset = sizeof(EVENT_TRACE_PROPERTIES);
pLoggerInfo[i] = pStorage;
pStorage = (PEVENT_TRACE_PROPERTIES) (
(char*)pStorage +
pStorage->Wnode.BufferSize);
}
Status = QueryAllTraces(pLoggerInfo,
MAXIMUM_LOGGERS,
& returnCount);
if (Status == ERROR_SUCCESS)
{
for (j= 0; j < returnCount; j++)
{
LPTSTR LoggerName;
TCHAR asked = _T('?') ;
BOOL StatusPrint = FALSE ;
if (bKill)
{
LoggerName = (LPTSTR) ((char*)pLoggerInfo[j] +
pLoggerInfo[j]->LoggerNameOffset);
if (!bForceKill) {
while (!(asked == _T('y')) && !(asked == _T('n'))) {
_tprintf(_T("Do you want to kill Logger \"%s\" (Y or N)?"),LoggerName);
_tscanf(_T(" %c"),&asked);
if (asked == _T('Y')) {
asked = _T('y') ;
} else if (asked == _T('N')) {
asked = _T('n') ;
}
}
} else {
asked = _T('y');
}
if (asked == _T('y')) {
if (!IsEqualGUID(& pLoggerInfo[j]->Wnode.Guid,
& SystemTraceControlGuid))
{
LoggerHandle = pLoggerInfo[j]->Wnode.HistoricalContext;
Status = EnableTrace(
FALSE,
(pLoggerInfo[j]->LogFileMode &
EVENT_TRACE_PRIVATE_LOGGER_MODE)
? (EVENT_TRACE_PRIVATE_LOGGER_MODE)
: (0),
0,
& pLoggerInfo[j]->Wnode.Guid,
LoggerHandle);
}
Status = ControlTrace((TRACEHANDLE) 0,
LoggerName,
pLoggerInfo[j],
EVENT_TRACE_CONTROL_STOP);
_tprintf(_T("Logger \"%s\" has been killed\n"),LoggerName);
StatusPrint = TRUE ;
} else {
_tprintf(_T("Logger \"%s\" has not been killed, current Status is\n"),LoggerName);
StatusPrint = FALSE ;
}
}
PrintLoggerStatus(pLoggerInfo[j],
Status,
StatusPrint);
_tprintf(_T("\n"));
}
}
i = 0;
free(Storage);
break;
}
case ACTION_UPDATE :
case ACTION_FLUSH :
case ACTION_QUERY :
if (pLoggerInfo->LogFileMode & EVENT_TRACE_PRIVATE_LOGGER_MODE) {
if (GuidCount != 1) {
_tprintf(_T("Need exactly one GUID for PRIVATE loggers\n"));
Status = ERROR_INVALID_PARAMETER;
break;
}
pLoggerInfo->Wnode.Guid = *GuidArray[0];
}
if (Action == ACTION_QUERY) {
Status = ControlTrace(LoggerHandle, LoggerName, pLoggerInfo, EVENT_TRACE_CONTROL_QUERY);
}
else if (Action == ACTION_UPDATE) {
Status = ControlTrace(LoggerHandle, LoggerName, pLoggerInfo, EVENT_TRACE_CONTROL_UPDATE);
}
else if (Action == ACTION_FLUSH) {
// Since FlushTrace is not implemented on Win2K, use the function pointer
// loaded from advapi32.dll separately.
// Originally, this block had one line:
// Status = FlushTrace(LoggerHandle, LoggerName, pLoggerInfo);
if (FuncArray[FUNC_FLUSH_TRACE] == NULL) {
_tprintf(_T("Flush Trace is not supported on this system\n"));
Status = ERROR_INVALID_PARAMETER;
break;
}
Status = (ULONG)(*FuncArray[FUNC_FLUSH_TRACE])(LoggerHandle, LoggerName, pLoggerInfo);
}
break;
case ACTION_ENUM_GUID:
{
ULONG i;
ULONG PropertyArrayCount=10;
PTRACE_GUID_PROPERTIES *GuidPropertiesArray;
ULONG GuidCount;
ULONG SizeStorage;
PVOID StorageNeeded;
PTRACE_GUID_PROPERTIES CleanStorage;
TCHAR str[MAXSTR];
// Since EnumTraceGuids is not implemented on Win2K, use the function pointer
// loaded from advapi32.dll separately.
if (FuncArray[FUNC_ENUM_TRACE_GUIDS] == NULL) {
_tprintf(_T("Enumerating trace GUIDS is not supported on this system\n"));
Status = ERROR_INVALID_PARAMETER;
break;
}
Retry:
SizeStorage = PropertyArrayCount * (sizeof(TRACE_GUID_PROPERTIES) + sizeof(PTRACE_GUID_PROPERTIES));
StorageNeeded = malloc(SizeStorage);
if (StorageNeeded== NULL) {
Status = ERROR_OUTOFMEMORY;
break;
}
RtlZeroMemory(StorageNeeded, SizeStorage);
GuidPropertiesArray = (PTRACE_GUID_PROPERTIES *)StorageNeeded;
CleanStorage = (PTRACE_GUID_PROPERTIES)((char*)StorageNeeded + PropertyArrayCount * sizeof(PTRACE_GUID_PROPERTIES));
for (i=0; i < PropertyArrayCount; i++) {
GuidPropertiesArray[i] = CleanStorage;
CleanStorage = (PTRACE_GUID_PROPERTIES) (
(char*)CleanStorage + sizeof(TRACE_GUID_PROPERTIES)
);
}
// Use function pointer for EnumTraceGuids
Status = (ULONG)(*FuncArray[FUNC_ENUM_TRACE_GUIDS])(GuidPropertiesArray,PropertyArrayCount,&GuidCount);
if(Status == ERROR_MORE_DATA)
{
PropertyArrayCount=GuidCount;
free(StorageNeeded);
goto Retry;
}
//
// print the GUID_PROPERTIES and Free Strorage
//
_tprintf(_T(" Guid Enabled LoggerId Level Flags\n"));
_tprintf(_T("------------------------------------------------------------\n"));
for (i=0; i < GuidCount; i++) {
_tprintf(_T("%s %5s %d %d %d\n"),
GuidToString(&str[0],&GuidPropertiesArray[i]->Guid),
(GuidPropertiesArray[i]->IsEnable) ? _T("TRUE") : _T("FALSE"),
GuidPropertiesArray[i]->LoggerId,
GuidPropertiesArray[i]->EnableLevel,
GuidPropertiesArray[i]->EnableFlags
);
}
free(StorageNeeded);
}
break;
case ACTION_HELP:
PrintHelpMessage();
break;
default :
_tprintf(_T("Error: no action specified\n"));
PrintHelpMessage();
break;
}
if ((Action != ACTION_HELP) && (Action != ACTION_ENUM_GUID)
&& (Action != ACTION_UNDEFINED) && (Action != ACTION_LIST))
PrintLoggerStatus(pLoggerInfo,
Status,
PRINTSTATUS);
CleanupExit:
SetLastError(Status);
if (utargv != NULL) {
GlobalFree(utargv);
}
free(pLoggerInfo);
free(save);
if (advapidll != NULL)
FreeLibrary(advapidll);
return(Status);
}
void
PrintLoggerStatus(
IN PEVENT_TRACE_PROPERTIES LoggerInfo,
IN ULONG Status,
IN BOOL PrintStatus
)
/*++
Routine Description:
Prints out the status of the specified logger.
Arguments:
LoggerInfo - The pointer to the resident EVENT_TRACE_PROPERTIES that has
the information about the current logger.
Status - The returned status of the last executed command
or
the operation status of the current logger.
PrintStatus - Determines which type of status it is using.
Return Value:
None
--*/
{
LPTSTR LoggerName, LogFileName;
if ((LoggerInfo->LoggerNameOffset > 0) &&
(LoggerInfo->LoggerNameOffset < LoggerInfo->Wnode.BufferSize)) {
LoggerName = (LPTSTR) ((char*)LoggerInfo +
LoggerInfo->LoggerNameOffset);
}
else LoggerName = NULL;
if ((LoggerInfo->LogFileNameOffset > 0) &&
(LoggerInfo->LogFileNameOffset < LoggerInfo->Wnode.BufferSize)) {
LogFileName = (LPTSTR) ((char*)LoggerInfo +
LoggerInfo->LogFileNameOffset);
}
else LogFileName = NULL;
if (PrintStatus) {
_tprintf(_T("Operation Status: %uL\t"), Status);
_tprintf(_T("%s\n"), DecodeStatus(Status));
}
_tprintf(_T("Logger Name: %s\n"),
(LoggerName == NULL) ?
_T(" ") : LoggerName);
_tprintf(_T("Logger Id: %I64x\n"), LoggerInfo->Wnode.HistoricalContext);
_tprintf(_T("Logger Thread Id: %d\n"), LoggerInfo->LoggerThreadId);
if (Status != 0)
return;
_tprintf(_T("Buffer Size: %d Kb"), LoggerInfo->BufferSize);
if (LoggerInfo->LogFileMode & EVENT_TRACE_USE_PAGED_MEMORY) {
_tprintf(_T(" using paged memory\n"));
}
else {
_tprintf(_T("\n"));
}
_tprintf(_T("Maximum Buffers: %d\n"), LoggerInfo->MaximumBuffers);
_tprintf(_T("Minimum Buffers: %d\n"), LoggerInfo->MinimumBuffers);
_tprintf(_T("Number of Buffers: %d\n"), LoggerInfo->NumberOfBuffers);
_tprintf(_T("Free Buffers: %d\n"), LoggerInfo->FreeBuffers);
_tprintf(_T("Buffers Written: %d\n"), LoggerInfo->BuffersWritten);
_tprintf(_T("Events Lost: %d\n"), LoggerInfo->EventsLost);
_tprintf(_T("Log Buffers Lost: %d\n"), LoggerInfo->LogBuffersLost);
_tprintf(_T("Real Time Buffers Lost: %d\n"), LoggerInfo->RealTimeBuffersLost);
_tprintf(_T("AgeLimit: %d\n"), LoggerInfo->AgeLimit);
if (LogFileName == NULL) {
_tprintf(_T("Buffering Mode: "));
}
else {
_tprintf(_T("Log File Mode: "));
}
if (LoggerInfo->LogFileMode & EVENT_TRACE_FILE_MODE_APPEND) {
_tprintf(_T("Append "));
}
if (LoggerInfo->LogFileMode & EVENT_TRACE_FILE_MODE_CIRCULAR) {
_tprintf(_T("Circular\n"));
}
else if (LoggerInfo->LogFileMode & EVENT_TRACE_FILE_MODE_SEQUENTIAL) {
_tprintf(_T("Sequential\n"));
}
else {
_tprintf(_T("Sequential\n"));
}
if (LoggerInfo->LogFileMode & EVENT_TRACE_REAL_TIME_MODE) {
_tprintf(_T("Real Time mode enabled"));
_tprintf(_T("\n"));
}
if (LoggerInfo->MaximumFileSize > 0)
_tprintf(_T("Maximum File Size: %d Mb\n"), LoggerInfo->MaximumFileSize);
if (LoggerInfo->FlushTimer > 0)
_tprintf(_T("Buffer Flush Timer: %d secs\n"), LoggerInfo->FlushTimer);
if (LoggerInfo->EnableFlags != 0) {
_tprintf(_T("Enabled tracing: "));
if ((LoggerName != NULL) && (!_tcscmp(LoggerName,NT_LOGGER))) {
if (LoggerInfo->EnableFlags & EVENT_TRACE_FLAG_PROCESS)
_tprintf(_T("Process "));
if (LoggerInfo->EnableFlags & EVENT_TRACE_FLAG_THREAD)
_tprintf(_T("Thread "));
if (LoggerInfo->EnableFlags & EVENT_TRACE_FLAG_DISK_IO)
_tprintf(_T("Disk "));
if (LoggerInfo->EnableFlags & EVENT_TRACE_FLAG_DISK_FILE_IO)
_tprintf(_T("File "));
if (LoggerInfo->EnableFlags & EVENT_TRACE_FLAG_MEMORY_PAGE_FAULTS)
_tprintf(_T("PageFaults "));
if (LoggerInfo->EnableFlags & EVENT_TRACE_FLAG_MEMORY_HARD_FAULTS)
_tprintf(_T("HardFaults "));
if (LoggerInfo->EnableFlags & EVENT_TRACE_FLAG_IMAGE_LOAD)
_tprintf(_T("ImageLoad "));
if (LoggerInfo->EnableFlags & EVENT_TRACE_FLAG_NETWORK_TCPIP)
_tprintf(_T("TcpIp "));
if (LoggerInfo->EnableFlags & EVENT_TRACE_FLAG_REGISTRY)
_tprintf(_T("Registry "));
}else{
_tprintf(_T("0x%08x"), LoggerInfo->EnableFlags );
}
_tprintf(_T("\n"));
}
if (LogFileName != NULL) {
_tprintf(_T("Log Filename: %s\n"), LogFileName);
}
}
LPTSTR
DecodeStatus(
IN ULONG Status
)
/*++
Routine Description:
Decodes WIN32 error into a string in the default language.
Arguments:
Status - The error status from the last executed command
or
the operation status of the current logger.
Return Value:
LPTSTR - String containing the decoded message.
--*/
{
memset( ErrorMsg, 0, MAXSTR );
FormatMessage(
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
Status,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
(LPTSTR) ErrorMsg,
MAXSTR,
NULL );
return ErrorMsg;
}
LONG
GetGuids(
IN LPTSTR GuidFile,
IN OUT LPGUID *GuidArray
)
/*++
Routine Description:
Reads GUIDs from a file and stores them in an GUID array.
Arguments:
GuidFile - The file containing GUIDs.
GuidArray - The GUID array that will have GUIDs read from the file.
Return Value:
ULONG - The number of GUIDs processed.
--*/
{
FILE *f;
TCHAR line[MAXSTR], arg[MAXSTR];
LPGUID Guid;
int i, n;
f = _tfopen((TCHAR*)GuidFile, _T("r"));
if (f == NULL)
return -1;
n = 0;
while ( _fgetts(line, MAXSTR, f) != NULL ) {
if (_tcslen(line) < 36)
continue;
if (line[0] == ';' ||
line[0] == '\0' ||
line[0] == '#' ||
line[0] == '/')
continue;
Guid = (LPGUID) GuidArray[n];
n ++;
_tcsncpy(arg, line, 8);
arg[8] = 0;
Guid->Data1 = ahextoi(arg);
_tcsncpy(arg, &line[9], 4);
arg[4] = 0;
Guid->Data2 = (USHORT) ahextoi(arg);
_tcsncpy(arg, &line[14], 4);
arg[4] = 0;
Guid->Data3 = (USHORT) ahextoi(arg);
for (i=0; i<2; i++) {
_tcsncpy(arg, &line[19 + (i*2)], 2);
arg[2] = 0;
Guid->Data4[i] = (UCHAR) ahextoi(arg);
}
for (i=2; i<8; i++) {
_tcsncpy(arg, &line[20 + (i*2)], 2);
arg[2] = 0;
Guid->Data4[i] = (UCHAR) ahextoi(arg);
}
}
return (ULONG)n;
}
ULONG
ahextoi(
IN TCHAR *s
)
/*++
Routine Description:
Converts a hex string into a number.
Arguments:
s - A hex string in TCHAR.
Return Value:
ULONG - The number in the string.
--*/
{
int len;
ULONG num, base, hex;
len = _tcslen(s);
hex = 0; base = 1; num = 0;
while (--len >= 0) {
if ( (s[len] == 'x' || s[len] == 'X') &&
(s[len-1] == '0') )
break;
if (s[len] >= '0' && s[len] <= '9')
num = s[len] - '0';
else if (s[len] >= 'a' && s[len] <= 'f')
num = (s[len] - 'a') + 10;
else if (s[len] >= 'A' && s[len] <= 'F')
num = (s[len] - 'A') + 10;
else
continue;
hex += num * base;
base = base * 16;
}
return hex;
}
void
StringToGuid(
IN TCHAR *str,
IN OUT LPGUID guid
)
/*++
Routine Description:
Converts a string into a GUID.
Arguments:
str - A string in TCHAR.
guid - The pointer to a GUID that will have the converted GUID.
Return Value:
None.
--*/
{
TCHAR temp[10];
int i, n;
temp[8]=_T('\0');
_tcsncpy(temp, str, 8);
_stscanf(temp, _T("%x"), &(guid->Data1));
temp[4]=_T('\0');
_tcsncpy(temp, &str[9], 4);
_stscanf(temp, _T("%x"), &(guid->Data2));
_tcsncpy(temp, &str[14], 4);
_stscanf(temp, _T("%x"), &(guid->Data3));
temp[2]='\0';
for(i=0;i<8;i++)
{
temp[0]=str[19+((i<2)?2*i:2*i+1)]; // to accomodate the minus sign after
temp[1]=str[20+((i<2)?2*i:2*i+1)]; // the first two chars
_stscanf(temp, _T("%x"), &n); // if used more than byte alloc
guid->Data4[i]=(unsigned char)n; // causes overrun of memory
}
}
void PrintHelpMessage()
/*++
Routine Description:
prints out a help message.
Arguments:
None.
Return Value:
None.
--*/
{
_tprintf(_T("Usage: tracelog [actions] [options] | [-h | -help | -?]\n"));
_tprintf(_T("\n actions:\n"));
_tprintf(_T("\t-start [LoggerName] Starts up the [LoggerName] trace session\n"));
_tprintf(_T("\t-stop [LoggerName] Stops the [LoggerName] trace session\n"));
_tprintf(_T("\t-update [LoggerName] Updates the [LoggerName] trace session\n"));
_tprintf(_T("\t-enable [LoggerName] Enables providers for the [LoggerName] session\n"));
_tprintf(_T("\t-disable [LoggerName] Disables providers for the [LoggerName] session\n"));
if (XP) {
_tprintf(_T("\t-flush [LoggerName] Flushes the [LoggerName] active buffers\n"));
_tprintf(_T("\t-enumguid Enumerate Registered Trace Guids\n"));
}
_tprintf(_T("\t-q [LoggerName] Query status of [LoggerName] trace session\n"));
_tprintf(_T("\t-l List all trace sessions\n"));
_tprintf(_T("\t-x Stops all active trace sessions\n"));
_tprintf(_T("\n options:\n"));
_tprintf(_T("\t-b <n> Sets buffer size to <n> Kbytes\n"));
_tprintf(_T("\t-min <n> Sets minimum buffers\n"));
_tprintf(_T("\t-max <n> Sets maximum buffers\n"));
_tprintf(_T("\t-f <name> Log to file <name>\n"));
if (XP) {
_tprintf(_T("\t-append <name> Append to file <name>\n"));
}
_tprintf(_T("\t-seq <n> Sequential logfile of up to n Mbytes\n"));
_tprintf(_T("\t-cir <n> Circular logfile of n Mbytes\n"));
if (XP) {
_tprintf(_T("\t-newfile <n> Log to a new file after every n Mbytes\n"));
}
_tprintf(_T("\t-ft <n> Set flush timer to n seconds\n"));
if (XP) {
_tprintf(_T("\t-paged Use pageable memory for buffers\n"));
}
_tprintf(_T("\t-noprocess Disable Process Start/End tracing\n"));
_tprintf(_T("\t-nothread Disable Thread Start/End tracing\n"));
_tprintf(_T("\t-nodisk Disable Disk I/O tracing\n"));
_tprintf(_T("\t-nonet Disable Network TCP/IP tracing\n"));
_tprintf(_T("\t-fio Enable file I/O tracing\n"));
_tprintf(_T("\t-pf Enable page faults tracing\n"));
_tprintf(_T("\t-hf Enable hard faults tracing\n"));
_tprintf(_T("\t-img Enable image load tracing\n"));
_tprintf(_T("\t-cm Enable registry calls tracing\n"));
_tprintf(_T("\t-um Enable Process Private tracing\n"));
_tprintf(_T("\t-guid <file> Start tracing for providers in file\n"));
_tprintf(_T("\t-rt Enable tracing in real time mode\n"));
_tprintf(_T("\t-age <n> Modify aging decay time to n minutes\n"));
_tprintf(_T("\t-level <n> Enable Level passed to the providers\n"));
_tprintf(_T("\t-flag <n> Enable Flags passed to the providers\n"));
_tprintf(_T("\n"));
_tprintf(_T("\t-h\n"));
_tprintf(_T("\t-help\n"));
_tprintf(_T("\t-? Display usage information\n"));
}
PTCHAR
GuidToString(
IN OUT PTCHAR s,
LPGUID piid
)
/*++
Routine Description:
Converts a GUID into a string.
Arguments:
s - A string in TCHAR that will have the converted GUID.
piid - The pointer to a GUID.
Return Value:
PTCHAR - The string containig the convereted GUID.
--*/
{
_stprintf(s, _T("%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x"),
piid->Data1, piid->Data2,
piid->Data3,
piid->Data4[0], piid->Data4[1],
piid->Data4[2], piid->Data4[3],
piid->Data4[4], piid->Data4[5],
piid->Data4[6], piid->Data4[7]);
return(s);
}