Source code of Windows XP (NT5)
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/***************************************************************************
Copyright (c) 2000 Microsoft Corporation
Module Name:
Dot4Usb.sys - Lower Filter Driver for Dot4.sys for USB connected
IEEE 1284.4 devices.
File Name:
Test.c
Abstract:
Test/Diagnostic/Experimentation routines - These routines are NOT
required for the normal operation of the driver.
Environment:
Kernel mode only
Notes:
THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
PURPOSE.
Copyright (c) 2000 Microsoft Corporation. All Rights Reserved.
Revision History:
01/18/2000 : created
Author(s):
Doug Fritz (DFritz)
Joby Lafky (JobyL)
****************************************************************************/
#include "pch.h"
VOID
TestEventLog(
IN PDEVICE_OBJECT DevObj
)
/*
Demonstrate Event log usage - entries are made up using unique values
to make it easier to determine the corresponding offsets in the event
log entry "Data:" section. Sample event log entry resulting from this
call was:
----
Event Type: Information
Event Source: dot4usb
Event Category: None
Event ID: 16
Date: 1/17/2000
Time: 3:04:34 PM
User: N/A
Computer: DFRITZ3DJ
Description:
Dot4Usb AddDevice - test event log message <ThisIsMsgForParam2> <ThisIsMsgForParam3>.
Data:
0000: 00040109 00580003 00000000 40070010
0010: 00000017 c0000022 00000005 00000000
0020: 98762222 abcd1111 12345678
----
A recommended place to call this from is from AddDevice
*/
{
WCHAR msg[] = L"ThisIsMsgForParam2\0ThisIsMsgForParam3";
PIO_ERROR_LOG_PACKET log = IoAllocateErrorLogEntry( DevObj, sizeof(IO_ERROR_LOG_PACKET)+sizeof(msg) );
if( log ) {
log->MajorFunctionCode = (UCHAR) IRP_MJ_FLUSH_BUFFERS; // 9
log->RetryCount = (UCHAR) 1;
log->DumpDataSize = (USHORT)4;
log->NumberOfStrings = (USHORT)2;
log->StringOffset = (USHORT)sizeof(IO_ERROR_LOG_PACKET);
log->EventCategory = (USHORT)0;
log->ErrorCode = (NTSTATUS)D4U_ADDDEV; // IO_ERR_xxx - 0x40070010
log->UniqueErrorValue = (ULONG)0x17; // made up
log->FinalStatus = (NTSTATUS)STATUS_ACCESS_DENIED; // 0xC0000022 - easy to remember
log->SequenceNumber = (ULONG)5; // made up
log->IoControlCode = (ULONG)0;
log->DeviceOffset.HighPart = 0xabcd1111;
log->DeviceOffset.LowPart = 0x98762222;
log->DumpData[0] = 0x12345678;
RtlCopyMemory( (PCHAR)log + sizeof(IO_ERROR_LOG_PACKET), msg, sizeof(msg));
IoWriteErrorLogEntry( log );
}
}