feat(math): introduce field conversion methods in CurveConfig

kroma-network · Oct 25, 2023 · bbdeb05 · bbdeb05
1 parent 3d9e83a
commit bbdeb05
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/tachyon/math/elliptic_curves/short_weierstrass/generator/generator.cc b/tachyon/math/elliptic_curves/short_weierstrass/generator/generator.cc
@@ -85,6 +85,14 @@ int GenerationConfig::GenerateConfigHdr() const {
       "  constexpr static BaseField MulByA(const BaseField& v) {",
       "%{mul_by_a}",
       "  }",
+      "",
+      "  constexpr static ScalarField BaseToScalar(const BaseField& v) {",
+      "    return ScalarField::FromBigInt(v.ToBigInt() % ScalarField::Config::kModulus);",
+      "  }",
+      "",
+      "  constexpr static BaseField ScalarToBase(const ScalarField& v) {",
+      "    return BaseField::FromBigInt(v.ToBigInt() % BaseField::Config::kModulus);",
+      "  }",
       "};",
       "",
       "template <typename BaseField, typename ScalarField>",