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L_DicomSendCCancelRequest

Summary

Sends a C-CANCEL-REQ message to a peer member of a connection. This function is available in the PACS Imaging Toolkit.

Syntax

#include "ltdic.h"

L_LTDIC_API L_INT L_DicomSendCCancelRequest(hNet, nPresentationID, nMessageID)

Parameters

HDICOMNET hNet

A DICOM Network handle to the peer member of the connection.

L_UCHAR 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.

L_UINT16 nMessageID

Message ID. Each message sent by a member of a connection should have a unique ID. Since a member of a connection may send several messages, this ID allows that member to identify when a specific request has been completed.

Returns

Value	Meaning
DICOM_SUCCESS	The function was successful.
>0	An error occurred. Refer to Return Codes.

Comments

Calling this function generates a call to RECEIVECCANCELREQUESTCALLBACK on the SCP.

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, Linux.

Example

L_INT DicomSendCCancelRequestExample( 
   HDICOMNET hNet, 
   L_UCHAR gCancelPresentationID, 
   L_UCHAR gCancelMessageID) 
{ 
   /* send a Cancel Request Command to the server */ 
   /*  
      gCancelPresentationID is a global variable that should 
                            be set before sending a command 
                            that could be canceled 
      gCancelMessageID      is a global variable that should 
                            be set before sending a command 
                            that could be canceled 
   */ 
   return L_DicomSendCCancelRequest(hNet, gCancelPresentationID, gCancelMessageID); 
}