92 lines
2.2 KiB
C++
92 lines
2.2 KiB
C++
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#include "generic.h"
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#include "logger.h"
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#include "wdmlog.h"
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#pragma PAGEDCODE
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CWDMLogger::CWDMLogger()
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{
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m_LoggerName = L"GRClass";
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}
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#pragma PAGEDCODE
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CWDMLogger::CWDMLogger(PWSTR LoggerName)
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{
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wcscpy(m_LoggerName,LoggerName);
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m_Status = STATUS_SUCCESS;
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}
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#pragma PAGEDCODE
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CWDMLogger::~CWDMLogger()
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{
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}
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#pragma PAGEDCODE
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VOID CWDMLogger::logEvent(NTSTATUS ErrorCode, PDEVICE_OBJECT fdo)
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{ // Win98 doesn't support event logging, so don't bother
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if (isWin98())
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{
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switch(ErrorCode)
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{
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case GRCLASS_START_OK:
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DBG_PRINT("Logger: GrClass driver was initialized succesfuly!\n");
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break;
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case GRCLASS_FAILED_TO_ADD_DEVICE:
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DBG_PRINT("Logger: ######### GrClass failed to add device!\n");
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break;
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case GRCLASS_FAILED_TO_CREATE_INTERFACE:
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DBG_PRINT("Logger: ######### GrClass failed to create interface object!\n");
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break;
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case GRCLASS_FAILED_TO_CREATE_READER:
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DBG_PRINT("Logger: ######### GrClass failed to create reader object!\n");
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break;
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case GRCLASS_BUS_DRIVER_FAILED_REQUEST:
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DBG_PRINT("Logger: ######### Bus driver failed GrClass driver request!\n");
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break;
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}
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return;
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}
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else
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{
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ULONG packetlen = (wcslen(m_LoggerName) + 1) * sizeof(WCHAR) + sizeof(IO_ERROR_LOG_PACKET) + 4;
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// packet will be too big
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if (packetlen > ERROR_LOG_MAXIMUM_SIZE) return;
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PIO_ERROR_LOG_PACKET p = (PIO_ERROR_LOG_PACKET) IoAllocateErrorLogEntry(fdo, (UCHAR) packetlen);
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if (!p) return;
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memset(p, 0, sizeof(IO_ERROR_LOG_PACKET));
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p->MajorFunctionCode = IRP_MJ_PNP;
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p->ErrorCode = ErrorCode;
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p->DumpDataSize = 4;
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p->DumpData[0] = 0x2A2A2A2A;
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p->StringOffset = sizeof(IO_ERROR_LOG_PACKET) + p->DumpDataSize - sizeof(ULONG);
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p->NumberOfStrings = 1;
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wcscpy((PWSTR) ((PUCHAR) p + p->StringOffset), m_LoggerName);
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IoWriteErrorLogEntry(p);
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}
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}
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#pragma PAGEDCODE
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CLogger* CWDMLogger::create(VOID)
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{
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CLogger* logger;
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logger = new (NonPagedPool) CWDMLogger;
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if (isWin98()) DBG_PRINT("***** New Logger Object was created 0x%x\n",logger);
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RETURN_VERIFIED_OBJECT(logger);
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}
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#pragma PAGEDCODE
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VOID CWDMLogger::dispose(VOID)
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{
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LONG Usage;
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Usage = decrementUsage();
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if(Usage<=0)
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{
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if (isWin98()) DBG_PRINT("**** Deleting Logger Object 0x%x\n",this);
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self_delete();
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}
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}
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