| LEADTOOLS DICOM C DLL Help > Function References > L_DicomFindModule | 
#include "Ltdic.h"
L_LTDIC_API pDICOMMODULE L_DicomFindModule(hDS, nModule)
| HDICOMDS hDS; | /* A DICOM handlle */ | 
| L_UINT32 nModule; | /* module constant */ | 
Returns a pointer to a DICOMMODULE structure that contains information about the specified module.
| Parameter | Description | 
| hDS | A DICOM handle. | 
| nModule | Module constant that specifies the module to find. For a list of default module constants, refer to IOD Module Constants. | 
Returns
| !NULL | A pointer to a DICOMMODULE Structure that contains information about the specified module. | 
| NULL | The specified module was not found. | 
Comments
To find the module at a specific index use L_DicomFindIndexModule.
Required DLLs and Libraries
| For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application | 
Win32, x64, Linux.
See Also
| Functions: | L_DicomFindFirstElement, L_DicomFindLastElement, L_DicomFindNextElement, L_DicomFindPrevElement, L_DicomFindIndexModule | 
| Topics: | 
Example
This example checks if a module exists in a Data Set
L_INT DicomFindModuleExample(L_VOID)
{
   HDICOMDS     hDS;
   pDICOMMODULE pModule;
   hDS = L_DicomCreateDS(NULL);
   L_DicomInitDS(hDS, CLASS_XA_BIPLANE_IMAGE_STORAGE_RETIRED, 0); 
   pModule = L_DicomFindModule(hDS, MODULE_GENERAL_STUDY);
   MessageBox(NULL, (pModule != NULL) ? TEXT("TRUE") : TEXT("FALSE"), TEXT("Notice"), MB_OK);
   L_DicomFreeDS(hDS);
   return DICOM_SUCCESS;
}