RECEIVEUNKNOWNCALLBACK

#include "ltdic.h"

L_VOID pEXT_CALLBACK Your Function(hNet, nPresentationID, hCS, hDS, pUserData)

HDICOMNET hNet;	/* a DICOM Network handle */
L_UCHAR nPresentationID;	/* presentation ID */
HDICOMDS hCS;	/* command message */
HDICOMDS hDS;	/* data set */
L_VOID * pUserData;	/* pointer to additional data */

Notifies a connection that an unknown command was received. This function is available in the PACS Imaging.

Parameter	Description
hNet	A DICOM Network handle to the peer member of the connection.
nPresentationID	Presentation ID. The presentation ID provides information about both the class type of the data and the transfer syntax to use when transferring the data.
hCS	A DICOM handle that references the command set that contains the actual command message.
hDS	A DICOM handle that contains the actual data. This may be NULL if no data set is included.
pUserData	Void pointer that you can use to access a variable or structure containing data that your callback function needs. This gives you a way to receive data indirectly from the function that uses this callback function.
	Keep in mind that this is a void pointer, which must be cast to the appropriate data type within your callback function.

Returns

None.

Comments

A call to this function is generated when an unknown command is received.

To use this callback function, RECEIVEUNKNOWNCALLBACK must be set using L_DicomSetCallback.

Required DLLs and Libraries

LTDIC

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application

Platforms

Win32, x64

See Also

Topics:

Receiving Messages

Example

L_VOID EXT_CALLBACK OnReceiveUnknown(HDICOMNET hNet, L_UCHAR nPresentationID, HDICOMDS hCS, HDICOMDS hDS, L_VOID *pUserData)
{
   UNREFERENCED_PARAMETER(hCS);
   UNREFERENCED_PARAMETER(pUserData);
   UNREFERENCED_PARAMETER(hDS);
   UNREFERENCED_PARAMETER(hNet);

   L_TCHAR szOut[800];
   
   wsprintf(szOut, TEXT("Unknown Command Set/Data Set was received, and ignored\nPresentation ID: %d"), nPresentationID);
   MessageBox(NULL, szOut, TEXT("Unknown"), MB_OK);
}