globus_callout_function_t (3)

Invoke callouts.

This section defines a operation for invoking callouts by their abstract type.

typedef globus_result_t(* globus_callout_function_t)(va_list ap)

Callout function type definition

globus_result_t globus_callout_call_type (\fBglobus_callout_handle_t\fPhandle, char *type, ...)

Call a callout of specified abstract type

This function looks up the callouts corresponding to the given type and invokes them with the passed arguments. If a invoked callout returns an error it will be chained to a error of the type GLOBUS_CALLOUT_ERROR_CALLOUT_ERROR and no more callouts will be called.

Parameters:

handle A configured callout handle

type The abstract type of the callout that is to be invoked

Returns:

This function returns GLOBUS_SUCCESS or a globus_result_t referring to an error object of one of the following types

Return values:

GLOBUS_CALLOUT_ERROR_TYPE_NOT_REGISTERED Callout type not registered

GLOBUS_CALLOUT_ERROR_CALLOUT_ERROR Callout function error

GLOBUS_CALLOUT_ERROR_WITH_DL Error with dlopen or dlsym

GLOBUS_CALLOUT_ERROR_WITH_HASHTABLE Error caching dlopen handle

GLOBUS_CALLOUT_ERROR_OUT_OF_MEMORY Out of memory

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