TipcSrvSubjectDefaultCbLookup

Name

TipcSrvSubjectDefaultCbLookup — look up a default subject callback

Synopsis

T_CB TipcSrvSubjectDefaultCbLookup(func, arg) 
T_IPC_SRV_SUBJECT_CB_FUNC func; 
T_CB_ARG arg; 

Arguments

func — callback function

arg — user-defined argument

Return Values

Callback if successful, NULL otherwise.

Diagnostics

If TipcSrvSubjectDefaultCbLookup fails, it returns NULL and sets the global SmartSockets error number to one of:

Description

TipcSrvSubjectDefaultCbLookup looks up a default subject callback with the desired function and argument. See TipcSrvSubjectDefaultCbCreate for more information on default subject callbacks.

Caution

None

See Also

TipcSrvSubjectDefaultCbCreate; see the TIBCO SmartSockets Utilities for information on TutCbDestroy.

Examples

This example looks up a default subject callback:

cb = TipcSrvSubjectDefaultCbLookup(default_subject_cb, NULL); 
if (cb == NULL) { 
  return;  /* error */ 
}