def __init__(self,
argtypes,
restype,
func,
additional_arg=0,
flags=FUNCFLAG_CDECL,
variadic_args=0):
AbstractFuncPtr.__init__(self, "callback", argtypes, restype, flags,
variadic_args)
self.ll_code = lltype.malloc(rffi.VOIDPP.TO, 1, flavor='raw')
self.ll_closure = rffi.cast(
FFI_CLOSUREP,
c_ffi_closure_alloc(
rffi.cast(rffi.SIZE_T, rffi.sizeof(FFI_CLOSUREP.TO)),
self.ll_code))
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_loc(self.ll_closure, self.ll_cif, ll_callback,
rffi.cast(rffi.VOIDP, self.ll_userdata),
self.ll_code[0])
if not res == FFI_OK:
raise LibFFIError
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 LibFFIError
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 LibFFIError
def __init__(self, w_iteratee, space):
self.w_iteratee = w_iteratee
self.space = space
self.keys_w = []
self.idx = -1
ll_callback = rffi.llhelper(support.CALLBACK_V_TP, _gather_callback)
dataptr = rffi.cast(rffi.VOIDP, 0)
_gather_callback_self.instance = self
try:
with _unwrap_handle(space, w_iteratee) as h_iteratee:
self._gather_keys(h_iteratee, ll_callback, dataptr)
finally:
_gather_callback_self.instance = None
self.space = None
def _make_callback(space, w_callback, wants_this, args):
callback = Callback(space, w_callback, wants_this, args)
dataptr = rffi.cast(rffi.VOIDP, callback.id)
ll_dispatch_callback = rffi.llhelper(support.CALLBACK_TP,
dispatch_callback)
return support.emjs_make_callback(ll_dispatch_callback, dataptr), callback
def _make_callback(space, w_callback, wants_this, args):
callback = Callback(space, w_callback, wants_this, args)
dataptr = rffi.cast(rffi.VOIDP, callback.id)
ll_dispatch_callback = rffi.llhelper(support.CALLBACK_TP, dispatch_callback)
return support.emjs_make_callback(ll_dispatch_callback, dataptr), callback