NAME

src/pmc/nci.pmc - Native Call Interface

DESCRIPTION

The vtable functions for the native C call functions.

Methods

METHOD get_multisig()
Return the MMD signature PMC, if any or a Null PMC.
METHOD set_raw_nci_ptr(void *func)
Sets the specified function pointer and raw flag.
void init()
Initializes the NCI with a NULL function pointer.
void set_pointer_keyed_str(STRING *key, void *func)
Sets the specified function pointer and signature (*key).
void mark()
Mark any referenced strings and PMCs.
void destroy()
Destroys the NCI, freeing any allocated memory.
PMC *clone()
Creates and returns a clone of the NCI.
INTVAL defined()
Returns whether the NCI is defined.
opcode_t *invoke(void *next)
Calls the associated C function, returning *next. If the invocant is a class, the PMC arguments are shifted down.
INTVAL get_integer()
Returns the function pointer as an integer.
INTVAL get_bool()
Returns the boolean value of the pointer.
METHOD arity()
Return the arity of the NCI (the number of arugments).

SEE ALSO

docs/pdds/pdd03_calling_conventions.pod.

HISTORY

Initial revision by sean 2002/08/04.