def __init__(self, argtypes, restype, func, additional_arg=0, flags=FUNCFLAG_CDECL):
AbstractFuncPtr.__init__(self, "callback", argtypes, restype, flags)
self.ll_closure = closureHeap.alloc()
self.ll_userdata = lltype.malloc(USERDATA_P.TO, flavor="raw", track_allocation=False)
self.ll_userdata.callback = rffi.llhelper(CALLBACK_TP, func)
self.ll_userdata.addarg = additional_arg
res = c_ffi_prep_closure(self.ll_closure, self.ll_cif, ll_callback, rffi.cast(rffi.VOIDP, self.ll_userdata))
if not res == FFI_OK:
raise OSError(-1, "Unspecified error calling ffi_prep_closure")
def __init__(self, argtypes, restype, func, additional_arg=0):
AbstractFuncPtr.__init__(self, "callback", argtypes, restype)
self.ll_closure = lltype.malloc(FFI_CLOSUREP.TO, flavor='raw')
self.ll_userdata = lltype.malloc(USERDATA_P.TO, flavor='raw')
self.ll_userdata.callback = rffi.llhelper(CALLBACK_TP, func)
self.ll_userdata.addarg = additional_arg
res = c_ffi_prep_closure(self.ll_closure, self.ll_cif,
ll_callback, rffi.cast(rffi.VOIDP,
self.ll_userdata))
if not res == FFI_OK:
raise OSError(-1, "Unspecified error calling ffi_prep_closure")
def __init__(self, argtypes, restype, func, additional_arg=0,
flags=FUNCFLAG_CDECL):
AbstractFuncPtr.__init__(self, "callback", argtypes, restype, flags)
self.ll_closure = closureHeap.alloc()
self.ll_userdata = lltype.malloc(USERDATA_P.TO, flavor='raw')
self.ll_userdata.callback = rffi.llhelper(CALLBACK_TP, func)
self.ll_userdata.addarg = additional_arg
res = c_ffi_prep_closure(self.ll_closure, self.ll_cif,
ll_callback, rffi.cast(rffi.VOIDP,
self.ll_userdata))
if not res == FFI_OK:
raise OSError(-1, "Unspecified error calling ffi_prep_closure")
def _get_api_ptr():
api_ptr = rffi.make(api_type)
for fn_name, fn, fn_ll_type, _, _ in _API_FUNCS_iterable:
setattr(api_ptr, fn_name, rffi.llhelper(fn_ll_type, fn))
return api_ptr
def _get_api_ptr():
api_ptr = rffi.make(api_type)
for fn_name, fn, fn_ll_type, _, _ in _API_FUNCS_iterable:
setattr(api_ptr, fn_name, rffi.llhelper(fn_ll_type, fn))
return api_ptr
