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windows-xp/Source/XPSP1/NT/base/fs/fltsamples/iotest/user/iotestlog.c

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/*++
Copyright (c) 1989-1999 Microsoft Corporation
Module Name:
fspyLog.c
Abstract:
This module contains functions used to retrieve and see the log records
recorded by filespy.sys.
// @@BEGIN_DDKSPLIT
Author:
Molly Brown (MollyBro) 21-Apr-1999
// @@END_DDKSPLIT
Environment:
User mode
// @@BEGIN_DDKSPLIT
Revision History:
// @@END_DDKSPLIT
--*/
#include <stdio.h>
#include <windows.h>
#include <stdlib.h>
#include <winioctl.h>
#include "ioTestLog.h"
#include "ioTestLib.h"
#define TIME_BUFFER_LENGTH 20
#define TIME_ERROR L"time error"
#define FlagOn(F,SF) ( \
(((F) & (SF))) \
)
VOID
DumpLogRecord (
PLOG_RECORD pLogRecord,
PLOG_CONTEXT context
)
{
PRECORD_IRP pRecordIrp;
PRECORD_FASTIO pRecordFastIo;
PRECORD_FS_FILTER_OPERATION pRecordFsFilterOp;
ULONG nameLength;
//
// Calculate the length of the name in the log record.
//
nameLength = pLogRecord->Length - SIZE_OF_LOG_RECORD;
//
// A LOG_RECORD could have Irp or FastIo data in it. This
// is denoted in the low-order byte of the RecordType flag.
//
switch (GET_RECORD_TYPE(pLogRecord)) {
case RECORD_TYPE_IRP:
//
// We've got an Irp record, so output this data correctly.
//
pRecordIrp = &(pLogRecord->Record.RecordIrp);
if (context->LogToScreen) {
IrpScreenDump( pLogRecord->DeviceType,
pLogRecord->SequenceNumber,
pLogRecord->Name,
nameLength,
pRecordIrp,
context->VerbosityFlags);
}
if (context->LogToFile) {
IrpFileDump( pLogRecord->DeviceType,
pLogRecord->SequenceNumber,
pLogRecord->Name,
nameLength,
pRecordIrp,
context->OutputFile,
context->VerbosityFlags);
}
break;
case RECORD_TYPE_FASTIO:
//
// We've got a FastIo record, so output this data correctly.
//
pRecordFastIo = &(pLogRecord->Record.RecordFastIo);
if (context->LogToScreen) {
FastIoScreenDump( pLogRecord->DeviceType,
pLogRecord->SequenceNumber,
pLogRecord->Name,
nameLength,
pRecordFastIo);
}
if (context->LogToFile) {
FastIoFileDump( pLogRecord->DeviceType,
pLogRecord->SequenceNumber,
pLogRecord->Name,
nameLength,
pRecordFastIo,
context->OutputFile);
}
break;
case RECORD_TYPE_FS_FILTER_OP:
//
// We've got a FsFilter operation record, so output this
// data correctly.
//
pRecordFsFilterOp = &(pLogRecord->Record.RecordFsFilterOp);
if (context->LogToScreen) {
FsFilterOperationScreenDump( pLogRecord->DeviceType,
pLogRecord->SequenceNumber,
pLogRecord->Name,
nameLength,
pRecordFsFilterOp );
}
if (context->LogToFile) {
FsFilterOperationFileDump( pLogRecord->DeviceType,
pLogRecord->SequenceNumber,
pLogRecord->Name,
nameLength,
pRecordFsFilterOp,
context->OutputFile );
}
break;
default:
printf("Filmon: Unknown log record type\n");
}
//
// The RecordType could also designate that we are out of memory
// or hit our program defined memory limit, so check for these
// cases.
//
if (pLogRecord->RecordType & RECORD_TYPE_OUT_OF_MEMORY) {
if (context->LogToScreen) {
printf("M %08X SYSTEM OUT OF MEMORY\n", pLogRecord->SequenceNumber);
}
if (context->LogToFile) {
fprintf(context->OutputFile, "M:\t%u", pLogRecord->SequenceNumber);
}
} else if (pLogRecord->RecordType & RECORD_TYPE_EXCEED_MEMORY_ALLOWANCE) {
if (context->LogToScreen) {
printf("M %08X EXCEEDED MEMORY ALLOWANCE\n", pLogRecord->SequenceNumber);
}
if (context->LogToFile) {
fprintf(context->OutputFile, "M:\t%u", pLogRecord->SequenceNumber);
}
}
}
DWORD WINAPI
VerifyCurrentLogRecords (
PLOG_CONTEXT Context,
PEXPECTED_OPERATION ExpectedOps
)
{
CHAR buffer[BUFFER_SIZE];
DWORD bytesReturned = 0;
BOOL bResult;
DWORD result;
PLOG_RECORD pLogRecord;
BOOL askForMore = TRUE;
BOOL testPassed = FALSE;
ULONG currentOp = 0;
#ifdef USE_DO_HINT
BOOL keepVerifying = TRUE;
#else
BOOL seenFirstOp = FALSE;
#endif /* USE_DO_HINT */
while (askForMore) {
//
// Check to see if we should shut down
//
if (Context->CleaningUp) {
break;
}
//
// Request log data from filespy
//
bResult = DeviceIoControl( Context->Device,
IOTEST_GetLog,
NULL,
0,
buffer,
BUFFER_SIZE,
&bytesReturned,
NULL);
if (!bResult) {
result = GetLastError();
printf("ERROR controlling device: 0x%x\n", result);
}
//
// Buffer is filled with a series of LOG_RECORD structures, one
// right after another. Each LOG_RECORD says how long it is, so
// we know where the next LOG_RECORD begins.
//
pLogRecord = (PLOG_RECORD) buffer;
//
// Logic to write record to screen and/or file
//
while ((BYTE *) pLogRecord < buffer + bytesReturned) {
PRECORD_IRP pRecordIrp;
DumpLogRecord( pLogRecord, Context );
switch (GET_RECORD_TYPE(pLogRecord)) {
case RECORD_TYPE_IRP:
pRecordIrp = &(pLogRecord->Record.RecordIrp);
#ifdef USE_DO_HINT
if (keepVerifying) {
if (pRecordIrp->IrpMajor == ExpectedOps[currentOp].Op) {
if(pLogRecord->DeviceType != ExpectedOps[currentOp].Device) {
keepVerifying = FALSE;
} else {
currentOp ++;
}
}
}
#else
//
// If we are not using the DeviceObject hint, we expect to
// see log entries from both the TOP and BOTTOM filters
// for each expected operation. So that we don't have to
// redefine the ExpectedOperation array, just ignore the
// device in the array and check to make sure that you see
// a log record for the TOP_FILTER then the BOTTOM_FILTER for
// each operation in the array.
//
if (!seenFirstOp) {
if ((pLogRecord->DeviceType == TOP_FILTER) &&
(pRecordIrp->IrpMajor == ExpectedOps[currentOp].Op)) {
seenFirstOp = TRUE;
}
} else {
if ((pLogRecord->DeviceType == BOTTOM_FILTER) &&
(pRecordIrp->IrpMajor == ExpectedOps[currentOp].Op)) {
seenFirstOp = FALSE;
currentOp ++;
}
}
#endif /* USE_DO_HINT */
break;
default:
//
// ignore
//
;
}
//
// Move to next LOG_RECORD
//
pLogRecord = (PLOG_RECORD) (((BYTE *) pLogRecord) + pLogRecord->Length);
}
if (bytesReturned == 0) {
askForMore = FALSE;
}
}
if (ExpectedOps[currentOp].Op == IRP_MJ_MAXIMUM_FUNCTION + 1) {
testPassed = TRUE;
}
if (testPassed) {
printf( "User log verification:\tPASSED - Expected operations seen.\n" );
} else {
printf( "User log verification:\tFAILED - Expected operations NOT seen.\n" );
}
return testPassed;
}
DWORD WINAPI
RetrieveLogRecords (
LPVOID lpParameter
)
{
PLOG_CONTEXT context = (PLOG_CONTEXT)lpParameter;
CHAR buffer[BUFFER_SIZE];
DWORD bytesReturned = 0;
BOOL bResult;
DWORD result;
PLOG_RECORD pLogRecord;
printf("Log: Starting up\n");
while (TRUE) {
//
// Check to see if we should shut down
//
if (context->CleaningUp) {
break;
}
//
// Request log data from filespy
//
bResult = DeviceIoControl( context->Device,
IOTEST_GetLog,
NULL,
0,
buffer,
BUFFER_SIZE,
&bytesReturned,
NULL);
if (!bResult) {
result = GetLastError();
printf("ERROR controlling device: 0x%x\n", result);
}
//
// Buffer is filled with a series of LOG_RECORD structures, one
// right after another. Each LOG_RECORD says how long it is, so
// we know where the next LOG_RECORD begins.
//
pLogRecord = (PLOG_RECORD) buffer;
//
// Logic to write record to screen and/or file
//
while ((BYTE *) pLogRecord < buffer + bytesReturned) {
DumpLogRecord( pLogRecord, context );
//
// Move to next LOG_RECORD
//
pLogRecord = (PLOG_RECORD) (((BYTE *) pLogRecord) + pLogRecord->Length);
}
if (bytesReturned == 0) {
Sleep( 500 );
}
}
printf("Log: Shutting down\n");
ReleaseSemaphore(context->ShutDown, 1, NULL);
printf("Log: All done\n");
return 0;
}
VOID
PrintIrpCode (
UCHAR MajorCode,
UCHAR MinorCode,
ULONG FsControlCode,
FILE *OutputFile,
BOOLEAN PrintMajorCode
)
{
CHAR irpMajorString[OPERATION_NAME_BUFFER_SIZE];
CHAR irpMinorString[OPERATION_NAME_BUFFER_SIZE];
CHAR formatBuf[OPERATION_NAME_BUFFER_SIZE*2];
GetIrpName(MajorCode,MinorCode,FsControlCode,irpMajorString,irpMinorString);
if (OutputFile) {
sprintf(formatBuf, "%s %s", irpMajorString, irpMinorString);
fprintf(OutputFile, "\t%-50s", formatBuf);
} else {
if (PrintMajorCode) {
printf("%-31s ", irpMajorString);
} else {
if (irpMinorString[0] != 0) {
printf(" %-35s\n",
irpMinorString);
}
}
}
}
VOID
PrintFastIoType (
FASTIO_TYPE Code,
FILE *OutputFile
)
{
CHAR outputString[OPERATION_NAME_BUFFER_SIZE];
GetFastioName(Code,outputString);
if (OutputFile) {
fprintf(OutputFile, "%-50s", outputString);
} else {
printf("%-31s ", outputString);
}
}
VOID
PrintFsFilterOperation (
UCHAR Operation,
FILE *OutputFile
)
{
CHAR outputString[OPERATION_NAME_BUFFER_SIZE];
GetFsFilterOperationName(Operation,outputString);
if (OutputFile) {
fprintf( OutputFile, "%-50s", outputString );
} else {
printf( "%-31s ", outputString );
}
}
ULONG
FormatSystemTime (
SYSTEMTIME *SystemTime,
PWCHAR Buffer,
ULONG BufferLength
)
/*++
Routine Name:
FormatSystemTime
Routine Description:
Formats the values in a SystemTime struct into the buffer
passed in. The resulting string is NULL terminated. The format
for the time is:
hours:minutes:seconds:milliseconds
Arguments:
SystemTime - the struct to format
Buffer - the buffer to place the formatted time in
BufferLength - the size of the buffer in characters
Return Value:
The number of characters returned in Buffer.
--*/
{
PWCHAR writePosition;
ULONG returnLength = 0;
writePosition = Buffer;
if (BufferLength < TIME_BUFFER_LENGTH) {
//
// Buffer is too short so exit
//
return 0;
}
returnLength = swprintf( Buffer,
L"%02d:%02d:%02d:%03d",
SystemTime->wHour,
SystemTime->wMinute,
SystemTime->wSecond,
SystemTime->wMilliseconds);
return returnLength;
}
VOID
IrpFileDump (
IOTEST_DEVICE_TYPE DeviceType,
ULONG SequenceNumber,
PWCHAR Name,
ULONG NameLength,
PRECORD_IRP RecordIrp,
FILE *File,
ULONG VerbosityFlags
)
/*++
Routine Name:
IrpFileDump
Routine Description:
Prints a Irp log record to the specified file. The output is in a tab
delimited format with the fields in the following order:
SequenceNumber, OriginatingTime, CompletionTime, IrpMajor, IrpMinor,
IrpFlags, NoCache, Paging I/O, Synchronous, Synchronous paging, FileName,
ReturnStatus, FileName
Arguments:
SequenceNumber - the sequence number for this log record
Name - the name of the file that this Irp relates to
NameLength - the length of Name in bytes
RecordIrp - the Irp record to print
File - the file to print to
Return Value:
None.
--*/
{
FILETIME localTime;
SYSTEMTIME systemTime;
WCHAR time[TIME_BUFFER_LENGTH];
switch (DeviceType) {
case TOP_FILTER:
fprintf(File, "TOP\tI\t%08X", SequenceNumber);
break;
case BOTTOM_FILTER:
fprintf(File, "BOT\tI\t%08X", SequenceNumber);
break;
default:
fprintf(File, "UNK\tI\t%08X", SequenceNumber);
break;
}
//
// Convert originating time
//
FileTimeToLocalFileTime( (FILETIME *)&(RecordIrp->OriginatingTime), &localTime );
FileTimeToSystemTime( &localTime, &systemTime );
if (FormatSystemTime( &systemTime, time, TIME_BUFFER_LENGTH )) {
fprintf( File, "\t%-12S", time );
} else {
fprintf( File, "\t%-12S", TIME_ERROR );
}
fprintf( File, "\t%8x.%-4x ", RecordIrp->ProcessId, RecordIrp->ThreadId );
PrintIrpCode( RecordIrp->IrpMajor, RecordIrp->IrpMinor, (ULONG)(ULONG_PTR)RecordIrp->Argument3, File, TRUE );
fprintf( File, "\t%08p", RecordIrp->FileObject );
//
// Interpret set flags
//
fprintf( File, "\t%08lx ", RecordIrp->IrpFlags );
fprintf( File, "%s", (RecordIrp->IrpFlags & IRP_NOCACHE) ? "N":"-" );
fprintf( File, "%s", (RecordIrp->IrpFlags & IRP_PAGING_IO) ? "P":"-" );
fprintf( File, "%s", (RecordIrp->IrpFlags & IRP_SYNCHRONOUS_API) ? "S":"-" );
fprintf( File, "%s", (RecordIrp->IrpFlags & IRP_SYNCHRONOUS_PAGING_IO) ? "Y":"-" );
if (FlagOn( VerbosityFlags, FS_VF_DUMP_PARAMETERS )) {
fprintf( File,
"%p %p %p %p ",
RecordIrp->Argument1,
RecordIrp->Argument2,
RecordIrp->Argument3,
RecordIrp->Argument4 );
if (IRP_MJ_CREATE == RecordIrp->IrpMajor) {
fprintf( File, "DesiredAccess->%08lx ", RecordIrp->DesiredAccess );
}
}
fprintf( File, "\t%.*S", NameLength/sizeof(WCHAR), Name );
fprintf( File, "\n" );
}
VOID
IrpScreenDump (
IOTEST_DEVICE_TYPE DeviceType,
ULONG SequenceNumber,
PWCHAR Name,
ULONG NameLength,
PRECORD_IRP RecordIrp,
ULONG VerbosityFlags
)
/*++
Routine Name:
IrpScreenDump
Routine Description:
Prints a Irp log record to the screen in the following order:
SequenceNumber, OriginatingTime, CompletionTime, IrpMajor, IrpMinor,
IrpFlags, NoCache, Paging I/O, Synchronous, Synchronous paging,
FileName, ReturnStatus, FileName
Arguments:
SequenceNumber - the sequence number for this log record
Name - the file name to which this Irp relates
NameLength - the length of Name in bytes
RecordIrp - the Irp record to print
Return Value:
None.
--*/
{
FILETIME localTime;
SYSTEMTIME systemTime;
WCHAR time[TIME_BUFFER_LENGTH];
switch (DeviceType) {
case TOP_FILTER:
printf("TOP I %08X", SequenceNumber);
break;
case BOTTOM_FILTER:
printf("BOT I %08X", SequenceNumber);
break;
default:
printf("UNK I %08X", SequenceNumber);
break;
}
//
// Convert originating time
//
FileTimeToLocalFileTime( (FILETIME *)&(RecordIrp->OriginatingTime), &localTime );
FileTimeToSystemTime( &localTime, &systemTime );
if (FormatSystemTime( &systemTime, time, TIME_BUFFER_LENGTH )) {
printf( "%-12S ", time );
} else {
printf( "%-12S ", TIME_ERROR );
}
printf( "%8x.%-4x ", RecordIrp->ProcessId, RecordIrp->ThreadId );
PrintIrpCode( RecordIrp->IrpMajor, RecordIrp->IrpMinor, (ULONG)(ULONG_PTR)RecordIrp->Argument3, NULL, TRUE );
printf( "%08p ", RecordIrp->FileObject );
//
// Interpret set flags
//
printf( "%08lx ", RecordIrp->IrpFlags );
printf( "%s", (RecordIrp->IrpFlags & IRP_NOCACHE) ? "N":"-" );
printf( "%s", (RecordIrp->IrpFlags & IRP_PAGING_IO) ? "P":"-" );
printf( "%s", (RecordIrp->IrpFlags & IRP_SYNCHRONOUS_API) ? "S":"-" );
printf( "%s ", (RecordIrp->IrpFlags & IRP_SYNCHRONOUS_PAGING_IO) ? "Y":"-" );
if (FlagOn( VerbosityFlags, FS_VF_DUMP_PARAMETERS )) {
printf( "%p %p %p %p ",
RecordIrp->Argument1,
RecordIrp->Argument2,
RecordIrp->Argument3,
RecordIrp->Argument4 );
if (IRP_MJ_CREATE == RecordIrp->IrpMajor) {
printf( "DesiredAccess->%08lx ", RecordIrp->DesiredAccess );
}
}
printf( "%.*S", NameLength/sizeof(WCHAR), Name );
printf( "\n" );
PrintIrpCode( RecordIrp->IrpMajor, RecordIrp->IrpMinor, (ULONG)(ULONG_PTR)RecordIrp->Argument3, NULL, FALSE );
}
VOID
FastIoFileDump (
IOTEST_DEVICE_TYPE DeviceType,
ULONG SequenceNumber,
PWCHAR Name,
ULONG NameLength,
PRECORD_FASTIO RecordFastIo,
FILE *File
)
/*++
Routine Name:
FastIoFileDump
Routine Description:
Prints a FastIo log record to the specified file. The output is in a tab
delimited format with the fields in the following order:
SequenceNumber, StartTime, CompletionTime, Fast I/O Type, FileName,
Length, Wait, ReturnStatus, FileName
Arguments:
SequenceNumber - the sequence number for this log record
Name - the name of the file referenced by this Fast I/O operation
NameLength - the length of name in bytes
RecordFastIo - the FastIo record to print
File - the file to print to
Return Value:
None.
--*/
{
SYSTEMTIME systemTime;
FILETIME localTime;
WCHAR time[TIME_BUFFER_LENGTH];
switch (DeviceType) {
case TOP_FILTER:
fprintf(File, "TOP\tF\t%08X", SequenceNumber);
break;
case BOTTOM_FILTER:
fprintf(File, "BOT\tF\t%08X", SequenceNumber);
break;
default:
fprintf(File, "UNK\tF\t%08X", SequenceNumber);
break;
}
//
// Convert start time
//
FileTimeToLocalFileTime( (FILETIME *)&(RecordFastIo->StartTime), &localTime );
FileTimeToSystemTime( &localTime, &systemTime );
if (FormatSystemTime( &systemTime, time, TIME_BUFFER_LENGTH )) {
fprintf( File, "\t%-12S", time );
} else {
fprintf( File, "\t%-12S", TIME_ERROR );
}
fprintf( File, "\t%8x.%-4x ", RecordFastIo->ProcessId, RecordFastIo->ThreadId );
fprintf( File, "\t" );
PrintFastIoType( RecordFastIo->Type, File );
fprintf( File, "\t%08p", RecordFastIo->FileObject );
fprintf( File, "\t%s", (RecordFastIo->Wait)?"T":"F" );
fprintf( File, "\t%08x", RecordFastIo->Length );
fprintf( File, "\t%016I64x ", RecordFastIo->FileOffset );
fprintf( File, "\t%.*S", NameLength/sizeof(WCHAR), Name );
fprintf( File, "\n" );
}
VOID
FastIoScreenDump (
IOTEST_DEVICE_TYPE DeviceType,
ULONG SequenceNumber,
PWCHAR Name,
ULONG NameLength,
PRECORD_FASTIO RecordFastIo
)
/*++
Routine Name:
FastIoScreenDump
Routine Description:
Prints a FastIo log record to the screen in the following order:
SequenceNumber, StartTime, CompletionTime, Fast I/O Type, FileName,
Length, Wait, ReturnStatus, FileName
Arguments:
SequenceNumber - the sequence number for this log record
Name - the name of the file referenced by this Fast I/O operation
NameLength - the length of name in bytes
RecordIrp - the Irp record to print
Return Value:
None.
--*/
{
SYSTEMTIME systemTime;
FILETIME localTime;
WCHAR time[TIME_BUFFER_LENGTH];
switch (DeviceType) {
case TOP_FILTER:
printf("TOP F %08X", SequenceNumber);
break;
case BOTTOM_FILTER:
printf("BOT F %08X", SequenceNumber);
break;
default:
printf("UNK F %08X", SequenceNumber);
break;
}
//
// Convert start time
//
FileTimeToLocalFileTime( (FILETIME *)&(RecordFastIo->StartTime), &localTime );
FileTimeToSystemTime( &localTime, &systemTime );
if (FormatSystemTime( &systemTime, time, TIME_BUFFER_LENGTH )) {
printf( "%-12S ", time );
} else {
printf( "%-12S ", TIME_ERROR );
}
printf( "%8x.%-4x ", RecordFastIo->ProcessId, RecordFastIo->ThreadId );
PrintFastIoType( RecordFastIo->Type, NULL );
printf( "%08p ", RecordFastIo->FileObject );
printf( "%s ", (RecordFastIo->Wait)?"T":"F" );
printf( "%08x ", RecordFastIo->Length );
printf( "%016I64x ", RecordFastIo->FileOffset );
printf( "%.*S", NameLength/sizeof(WCHAR), Name );
printf ("\n" );
}
VOID
FsFilterOperationFileDump (
IOTEST_DEVICE_TYPE DeviceType,
ULONG SequenceNumber,
PWCHAR Name,
ULONG NameLength,
PRECORD_FS_FILTER_OPERATION RecordFsFilterOp,
FILE *File
)
/*++
Routine Name:
FsFilterOperationFileDump
Routine Description:
Prints a FsFilterOperation log record to the specified file. The output is in a tab
delimited format with the fields in the following order:
SequenceNumber, OriginatingTime, CompletionTime, ProcessId, ThreadId,
Operation, FileObject, ReturnStatus, FileName
Arguments:
SequenceNumber - the sequence number for this log record
Name - the name of the file that this operation relates to
NameLength - the length of Name in bytes
RecordFsFilterOp - the FsFilter operation record to print
File - the file to print to
Return Value:
None.
--*/
{
FILETIME localTime;
SYSTEMTIME systemTime;
WCHAR time[TIME_BUFFER_LENGTH];
switch (DeviceType) {
case TOP_FILTER:
fprintf(File, "TOP\tO\t%08X", SequenceNumber);
break;
case BOTTOM_FILTER:
fprintf(File, "BOT\tO\t%08X", SequenceNumber);
break;
default:
fprintf(File, "UNK\tO\t%08X", SequenceNumber);
break;
}
//
// Convert originating time
//
FileTimeToLocalFileTime( (FILETIME *)&(RecordFsFilterOp->OriginatingTime), &localTime );
FileTimeToSystemTime( &localTime, &systemTime );
if (FormatSystemTime( &systemTime, time, TIME_BUFFER_LENGTH )) {
fprintf( File, "\t%-12S", time );
} else {
fprintf( File, "\t%-12S", TIME_ERROR );
}
//
// Output the process and thread id
//
fprintf( File, "\t%8x.%-4x ", RecordFsFilterOp->ProcessId, RecordFsFilterOp->ThreadId );
//
// Output the FsFilter operation parameters
//
PrintFsFilterOperation( RecordFsFilterOp->FsFilterOperation, File );
fprintf( File, "\t%08p", RecordFsFilterOp->FileObject );
fprintf( File, "\t%.*S", NameLength/sizeof(WCHAR), Name );
fprintf( File, "\n" );
}
VOID
FsFilterOperationScreenDump (
IOTEST_DEVICE_TYPE DeviceType,
ULONG SequenceNumber,
PWCHAR Name,
ULONG NameLength,
PRECORD_FS_FILTER_OPERATION RecordFsFilterOp
)
/*++
Routine Name:
FsFilterOperationScreenDump
Routine Description:
Prints a FsFilterOperation log record to the screen in the following order:
SequenceNumber, OriginatingTime, CompletionTime, ProcessId, ThreadId,
Operation, FileObject, ReturnStatus, FileName
Arguments:
SequenceNumber - the sequence number for this log record
Name - the file name to which this Irp relates
NameLength - the length of name in bytes
RecordFsFilterOp - the FsFilterOperation record to print
Return Value:
None.
--*/
{
FILETIME localTime;
SYSTEMTIME systemTime;
WCHAR time[TIME_BUFFER_LENGTH];
switch (DeviceType) {
case TOP_FILTER:
printf("TOP O %08X", SequenceNumber);
break;
case BOTTOM_FILTER:
printf("BOT O %08X", SequenceNumber);
break;
default:
printf("UNK O %08X", SequenceNumber);
break;
}
//
// Convert originating time
//
FileTimeToLocalFileTime( (FILETIME *)&(RecordFsFilterOp->OriginatingTime), &localTime );
FileTimeToSystemTime( &localTime, &systemTime );
if (FormatSystemTime( &systemTime, time, TIME_BUFFER_LENGTH )) {
printf( "%-12S ", time );
} else {
printf( "%-12S ", TIME_ERROR );
}
printf( "%8x.%-4x ", RecordFsFilterOp->ProcessId, RecordFsFilterOp->ThreadId );
PrintFsFilterOperation( RecordFsFilterOp->FsFilterOperation, NULL );
//
// Print FsFilter operation specific values.
//
printf( "%08p ", RecordFsFilterOp->FileObject );
printf( "%.*S", NameLength/sizeof(WCHAR),Name );
printf( "\n" );
}