L_DicomGetCommBlockLengthISCL

#include "ltdic.h"

L_LTDIC_API L_UINT32 L_DicomGetCommBlockLengthISCL(hNet)

HDICOMNET hNet;

/* handle to an existing DICOM Network */

Returns the communication block length agreed upon during mutual authentication. This function is available in the Medical Suite toolkits.

Parameter

Description

hNet

Handle to an existing DICOM Network. This is the handle returned from the L_DicomCreateNet function.

Returns

The communication block length agreed upon during mutual authentication.

Comments

Using a block size that is too small or too big could impact performance.

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

See Also

Functions:

L_DicomCreateNet, L_DicomSetMaxCommBlockLengthISCL

Topics:

DICOM Net: Communication block

 

Establishing an ISCL Line Connection

 

General Integrated Secure Communication Layer (ISCL) Information

Example

L_INT DicomGetCommBlockLengthISCLExample(HWND hWnd)
{
   HDICOMNET hDicomNet;
   L_INT nRet;

   hDicomNet = L_DicomCreateNet (TEXT(""), DICOM_SECURE_ISCL);
   nRet = L_DicomSetMaxCommBlockLengthISCL (hDicomNet, 8160);
   if (nRet != DICOM_SUCCESS)
      return nRet;

   // size of the blocks sent to network layer will be 8192 bytes (a 32-byte header is added)

   nRet = L_DicomConnect (hDicomNet, NULL, 0, TEXT("127.0.0.1"), 2761);
   if (nRet != DICOM_SUCCESS)
      return nRet;
   // connect to a server running on local computer at port 2761

   int nCommBlock = L_DicomGetCommBlockLengthISCL(hDicomNet);
   L_TCHAR str[40];
   wsprintf(str, TEXT("Negotiated communication block size is %d"), nCommBlock);
   MessageBox(hWnd, str, TEXT(""), MB_OK);

   return DICOM_SUCCESS;
}