mirror of
https://github.com/reactos/reactos.git
synced 2024-08-30 23:28:58 +00:00
105 lines
2.2 KiB
C
105 lines
2.2 KiB
C
#include "Log.h"
|
|
#include <stdarg.h>
|
|
#include <stdio.h>
|
|
#pragma hdrstop
|
|
|
|
BOOLEAN LogMessage(PCHAR szFormat, ...)
|
|
{
|
|
ULONG Length;
|
|
char messagebuf[256];
|
|
va_list va;
|
|
IO_STATUS_BLOCK IoStatus;
|
|
OBJECT_ATTRIBUTES objectAttributes;
|
|
NTSTATUS status;
|
|
HANDLE FileHandle;
|
|
UNICODE_STRING fileName;
|
|
|
|
|
|
//format the string
|
|
va_start(va,szFormat);
|
|
vsprintf(messagebuf,szFormat,va);
|
|
va_end(va);
|
|
|
|
//get a handle to the log file object
|
|
fileName.Buffer = NULL;
|
|
fileName.Length = 0;
|
|
fileName.MaximumLength = sizeof(DEFAULT_LOG_FILE_NAME) + sizeof(UNICODE_NULL);
|
|
fileName.Buffer = ExAllocatePool(PagedPool,
|
|
fileName.MaximumLength);
|
|
if (!fileName.Buffer)
|
|
{
|
|
return FALSE;
|
|
}
|
|
RtlZeroMemory(fileName.Buffer, fileName.MaximumLength);
|
|
status = RtlAppendUnicodeToString(&fileName, (PWSTR)DEFAULT_LOG_FILE_NAME);
|
|
|
|
//DbgPrint("\n Initializing Object attributes");
|
|
|
|
InitializeObjectAttributes (&objectAttributes,
|
|
(PUNICODE_STRING)&fileName,
|
|
OBJ_CASE_INSENSITIVE,
|
|
NULL,
|
|
NULL );
|
|
|
|
DbgPrint("\n BusLogic - Creating the file");
|
|
|
|
status = ZwCreateFile(&FileHandle,
|
|
FILE_APPEND_DATA | SYNCHRONIZE,
|
|
&objectAttributes,
|
|
&IoStatus,
|
|
0,
|
|
FILE_ATTRIBUTE_NORMAL,
|
|
FILE_SHARE_WRITE,
|
|
FILE_OPEN_IF,
|
|
FILE_SYNCHRONOUS_IO_NONALERT,
|
|
NULL,
|
|
0 );
|
|
|
|
if(NT_SUCCESS(status))
|
|
{
|
|
CHAR buf[300];
|
|
LARGE_INTEGER time;
|
|
KeQuerySystemTime(&time);
|
|
|
|
DbgPrint("\n BusLogic - Created the file");
|
|
|
|
//put a time stamp on the output message
|
|
sprintf(buf,"%10u-%10u %s",time.HighPart,time.LowPart,messagebuf);
|
|
|
|
//format the string to make sure it appends a newline carriage-return to the
|
|
//end of the string.
|
|
Length=strlen(buf);
|
|
if(buf[Length-1]=='\n')
|
|
{
|
|
buf[Length-1]='\r';
|
|
strcat(buf,"\n");
|
|
Length++;
|
|
}
|
|
else
|
|
{
|
|
strcat(buf,"\r\n");
|
|
Length+=2;
|
|
}
|
|
|
|
buf[Length+1] = '\0';
|
|
DbgPrint("\n BusLogic - Writing to the file");
|
|
DbgPrint("\n BusLogic - Buf = %s", buf);
|
|
|
|
status = ZwWriteFile(FileHandle,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
&IoStatus,
|
|
buf,
|
|
Length,
|
|
NULL,
|
|
NULL );
|
|
|
|
ZwClose(FileHandle);
|
|
}
|
|
if (fileName.Buffer)
|
|
ExFreePool (fileName.Buffer);
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|