RECEIVECALLBACK

#include "ltdic.h"

L_VOID pEXT_CALLBACK Your Function(hNet, nError, nType, pBuffer, nBytes, UserData)

Notifies a connection that data was received. This function is available in the PACS Imaging.

Parameters

HDICOMNET hNet

A DICOM Network handle.

L_INT nError

Error code. Refer to Return Codes.

L_UCHAR nType

The type of data that was sent. Possible values are:

Value Meaning
PDU_UNKNOWN [0x00] Unknown data sent.
PDU_ASSOCIATE_REQUEST [0x01] Associate Request message sent
PDU_ASSOCIATE_ACCEPT [0x02] Associate Accept message sent
PDU_ASSOCIATE_REJECT [0x03] Associate Reject message sent
PDU_DATA_TRANSFER [0x04] Data transfer made.
PDU_RELEASE_REQUEST [0x05] Release Request message sent
PDU_RELEASE_RESPONSE [0x06] Release Response message sent
PDU_ABORT [0x07] Abort message sent.

L_UCHAR * pBuffer

Buffer that contains all the data that was sent. This includes the command set and any associated data set.

L_UINT32 nBytes

Number of bytes of data in pBuffer.

L_VOID * UserData

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

This is a low level means of receiving DICOM messages and data. It allows you to process messages yourself, instead of using the high level message processing functions provided.

This callback function is generated for each L_DicomSendXXX or LDicomSendXXX function provided by LEADTOOLS.

Required DLLs and Libraries

Platforms

Win32, x64

See Also

Topics

Example

For an example, refer to L_DicomListen.

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