自学教程：C++ GetSerialNumber函数代码示例

// HINT: This information remains static throughout the object's lifetimeinline VmbErrorType Interface::GetSerialNumber( std::string &rStrSerial ) const{    VmbErrorType    res;    VmbUint32_t     nLength;    res = GetSerialNumber( NULL, nLength );    if ( VmbErrorSuccess == res )    {        if( 0 != nLength)        {            try            {                std::vector<std::string::value_type> tmpSerial( nLength + 1, '/0');                res         = GetSerialNumber( &tmpSerial[0], nLength );                if( VmbErrorSuccess == res )                {                    rStrSerial  = &*tmpSerial.begin();                }            }            catch(...)            {                return VmbErrorResources;            }        }        else        {            rStrSerial.clear();        }    }    return res;}

/************************************************************************//** * /brief Writes a USB transfer frame down to the Manta * /param   frame          Pointer to the frame to be transmitted * /param   forceQueued    Forces this message to be queued instead of merged * * WriteFrame() is meant to be called by the Manta subclass, which defines * methods for the individual messages (setLED, etc). libmanta maintains a * message queue that gets popped from in the HandleEvents() handler. * * The default behavior is that if a message is already queued up for a given * Manta, subsequent message will be merged into the waiting message instead of * being further queued (the queued frame will be the end result of all queued * messages). forceQueued can be set to true to force the message to be queued * as a separate message instead of being merged * * Note: Because WriteFrame() accesses the same message queue that * HandleEvents() does, they should be protected from each other by a mutex on * the application level if they're being called from parallel threads. ****************************************************************************/void MantaUSB::WriteFrame(uint8_t *frame, bool forceQueued){   if(NULL == DeviceHandle)   {      throw(MantaNotConnectedException(this));   }   MantaTxQueueEntry *queuedMessage = GetQueuedTxMessage();   if(queuedMessage && !forceQueued)   {      /* replace the queued packet payload with the new one */      for(int i = 0; i < OutPacketLen; ++i)      {         /* the first byte of the report is the report ID (0x00) */         queuedMessage->OutFrame[i+1] = frame[i];      }      DebugPrint("%s-%d: (WriteFrame) Queued Transfer overwritten on Manta %d",            __FILE__, __LINE__, GetSerialNumber());   }   else   {      /* no transfer in progress, queue up a new one */      MantaTxQueueEntry *newMessage = new MantaTxQueueEntry;      newMessage->OutFrame[0] = 0;      newMessage->TargetManta = this;      /* the first byte of the report is the report ID (0x00) */      memcpy(newMessage->OutFrame + 1, frame, OutPacketLen);      txQueue.push_back(newMessage);      DebugPrint("%s-%d: (WriteFrame) Transfer Queued on Manta %d",            __FILE__, __LINE__, GetSerialNumber());   }}

CK_RV HandleNewCardFound(HWND hTextEdit, CK_FUNCTION_LIST_PTR functions,									CK_ULONG ulCounter, CK_SLOT_ID_PTR pSlotList,									PCCERT_CONTEXT*	ppCertContext, CK_ULONG certContextLen){	CK_RV retVal = CKR_OK; 	CK_SESSION_HANDLE session_handle;	retVal = (functions->C_OpenSession)(pSlotList[ulCounter], CKF_SERIAL_SESSION, NULL_PTR, NULL_PTR, &session_handle);	if (retVal == CKR_OK)	{		CK_ULONG ulserialNumberLen = 20;		CK_BYTE_PTR serialNumber = (CK_BYTE_PTR)malloc (ulserialNumberLen*sizeof(CK_BYTE));		if(serialNumber != NULL)		{			//get serial number of the card			retVal =  GetSerialNumber(hTextEdit, functions, &session_handle, serialNumber,&ulserialNumberLen);			if (retVal == CKR_OK)			{					//register certificates of the card						retVal = GetAndRegisterCertificates(hTextEdit, functions, &session_handle, serialNumber, ulserialNumberLen, ppCertContext, certContextLen);			}		}		retVal = (functions->C_CloseSession) (session_handle);				}	return retVal;}

int test1() {  word retval;  dword serialno;  if (1!=OpenDLL(dtHandyscope3)) {    printf("failed loading dlls/n");    return 1;  }  retval=InitInstrument(0);  if (retval!=NO_ERROR) {    printf("failed to initialize the instrument, code=%d/n", retval);    CloseDLL();    return 1;  }  retval=GetSerialNumber(&serialno);  if (retval!=NO_ERROR) {    printf("could not read serial number, code=%d/n", retval);    ExitInstrument();    CloseDLL();    return 1;  }  printf("serial no %d/n", serialno);  ExitInstrument();  CloseDLL();  return 0;}

void ProcessaCMD_HELLO( BYTE * buffer ){  BYTE bufOut[8];  BYTE bLog;  DWORD dwSerNum;  char i;  if ( ModemGSM_IsReady() == FALSE ){    //enviaNACK( buffer[ EO_FIELD ], DONT_CONNECTED  );     return;      }    bLog = EVT_SW_HELLO;  Log( EVT_SW, &bLog, sizeof( BYTE ));    dwSerNum = GetSerialNumber();  // altera o estado do SMS Box para conectado com o Host  SetStatus( ST_COM_PC_OK );  #ifdef USE_SONDA  // timer para controle de conex
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