[ uuid (85D7D1C0-CA47-1067-B31E-00DD010662DA),
  version(1.0),
  pointer_default(unique)
]
interface usrdef
{

typedef struct _DATA_TYPE {
    unsigned char * pszUuid;
    unsigned char * pszProtocolSequence;
    unsigned char * pszNetworkAddress;
    unsigned char * pszEndpoint;
    unsigned char * pszSpn;
    unsigned char * pszOptions;
} DATA_TYPE;

typedef [handle] DATA_TYPE *DATA_HANDLE_TYPE;

void UsrdefProc([in]	     DATA_HANDLE_TYPE  hBinding,
		[in, string] unsigned char     *pszString);

void Shutdown([in] DATA_HANDLE_TYPE  hBinding);

}