1 files changed, 23 insertions, 0 deletions
diff --git a/pyecsca/ec/curve.py b/pyecsca/ec/curve.py
new file mode 100644
index 0000000..79939b7
--- /dev/null
+++ b/pyecsca/ec/curve.py
@@ -0,0 +1,23 @@
+from typing import Type, Mapping
+
+from .point import Point
+from .coordinates import CoordinateModel
+from .model import CurveModel
+
+
+class EllipticCurve(object):
+    model: Type[CurveModel]
+    coordinate_model: CoordinateModel
+    parameters: Mapping[str, int]
+    neutral: Point
+
+    def __init__(self, model: Type[CurveModel], coordinate_model: CoordinateModel,
+                 parameters: Mapping[str, int], neutral: Point = None):
+        if coordinate_model not in model.coordinates.values():
+            raise ValueError
+        if set(model.parameter_names).symmetric_difference(parameters.keys()):
+            raise ValueError
+        self.model = model
+        self.coordinate_model = coordinate_model
+        self.parameters = dict(parameters)
+        self.neutral = neutral