diff options
Diffstat (limited to 'pyecsca/ec/mult/fixed.py')
| -rw-r--r-- | pyecsca/ec/mult/fixed.py | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/pyecsca/ec/mult/fixed.py b/pyecsca/ec/mult/fixed.py index fdf129d..2c01648 100644 --- a/pyecsca/ec/mult/fixed.py +++ b/pyecsca/ec/mult/fixed.py @@ -11,14 +11,14 @@ from pyecsca.ec.mult.base import ( ProcessingDirection, AccumulationOrder, PrecomputationAction, - ScalarMultiplicationAction, + ScalarMultiplicationAction, PrecompMultiplier, ) from pyecsca.ec.params import DomainParameters from pyecsca.ec.point import Point @public -class FullPrecompMultiplier(AccumulatorMultiplier, ScalarMultiplier): +class FullPrecompMultiplier(AccumulatorMultiplier, PrecompMultiplier, ScalarMultiplier): """ See page 104 of [GECC]_: @@ -91,7 +91,7 @@ class FullPrecompMultiplier(AccumulatorMultiplier, ScalarMultiplier): return f"{self.__class__.__name__}({', '.join(map(str, self.formulas.values()))}, short_circuit={self.short_circuit}, accumulation_order={self.accumulation_order.name}, always={self.always}, complete={self.complete})" def init(self, params: DomainParameters, point: Point): - with PrecomputationAction(params, point): + with PrecomputationAction(params, point) as action: super().init(params, point) self._points = {} current_point = point @@ -99,6 +99,7 @@ class FullPrecompMultiplier(AccumulatorMultiplier, ScalarMultiplier): self._points[i] = current_point if i != params.order.bit_length(): current_point = self._dbl(current_point) + action.exit(self._points) def _ltr(self, scalar: int) -> Point: if self.complete: |