VOID
CLog::ThreadStart(
__in PVOID StartContext
)
{
LARGE_INTEGER WaitTime = {0};
ULONG ulCount = 0;
NTSTATUS ntStatus = STATUS_UNSUCCESSFUL;
CKrnlStr LogInfo;
CLog Log;
KdPrintKrnl(LOG_PRINTF_LEVEL_INFO, LOG_RECORED_LEVEL_NEEDNOT, L"begin");
__try
{
Log.GetLock();
WaitTime.QuadPart = - 100 * 1000;
do
{
Log.FreeLock();
ntStatus = KeWaitForSingleObject(
&ms_UnloadEvent,
Executive,
KernelMode,
FALSE,
&WaitTime
);
Log.GetLock();
switch (ntStatus)
{
case STATUS_SUCCESS:
{
Log.FreeLock();
if (Log.LogFileReady())
{
Log.GetLock();
do
{
if (!Log.Pop(&LogInfo))
{
// KdPrintKrnl(LOG_PRINTF_LEVEL_ERROR, LOG_RECORED_LEVEL_NEEDNOT, L"[STATUS_SUCCESS] Log.Pop failed");
break;
}
Log.FreeLock();
if (!Log.Write(&LogInfo))
{
Log.GetLock();
KdPrintKrnl(LOG_PRINTF_LEVEL_ERROR, LOG_RECORED_LEVEL_NEEDNOT, L"[STATUS_SUCCESS] Log.Write failed. Log(%wZ)",
LogInfo.Get());
__leave;
}
Log.GetLock();
} while (TRUE);
}
else
Log.GetLock();
__leave;
}
case STATUS_TIMEOUT:
{
Log.FreeLock();
if (Log.LogFileReady())
{
Log.GetLock();
do
{
if (!Log.Pop(&LogInfo))
{
// KdPrintKrnl(LOG_PRINTF_LEVEL_ERROR, LOG_RECORED_LEVEL_NEEDNOT, L"[STATUS_TIMEOUT] Log.Pop failed");
break;
}
Log.FreeLock();
if (!Log.Write(&LogInfo))
{
Log.GetLock();
KdPrintKrnl(LOG_PRINTF_LEVEL_ERROR, LOG_RECORED_LEVEL_NEEDNOT, L"[STATUS_TIMEOUT] Log.Write failed. Log(%wZ)",
LogInfo.Get());
__leave;
}
Log.GetLock();
ulCount++;
} while (MAX_EVERY_TIME_LOG_COUNT > ulCount);
}
else
{
Log.InitLogFile(TRUE);
Log.GetLock();
}
break;
}
default:
{
KdPrintKrnl(LOG_PRINTF_LEVEL_ERROR, LOG_RECORED_LEVEL_NEEDNOT, L"KeWaitForSingleObject failed. (%x)",
ntStatus);
__leave;
}
}
ulCount = 0;
} while (TRUE);
}
__finally
{
Log.FreeLock();
if (!Log.ReleaseLogFile())
KdPrintKrnl(LOG_PRINTF_LEVEL_ERROR, LOG_RECORED_LEVEL_NEEDNOT, L"RleaseLogFile failed");
}
KdPrintKrnl(LOG_PRINTF_LEVEL_INFO, LOG_RECORED_LEVEL_NEEDNOT, L"end");
return;
}
