35 using crypto::p224::FieldElement;
38 const FieldElement kP = {
43 void Contract(FieldElement* inout);
46 uint32_t IsZero(const FieldElement& a) {  in IsZero()
47   FieldElement minimal;  in IsZero()
80 void Add(FieldElement* out, const FieldElement& a, const FieldElement& b) {  in Add()
92 static const FieldElement kZero31ModP = {
101 void Subtract(FieldElement* out, const FieldElement& a, const FieldElement& b) {  in Subtract()
128 void ReduceLarge(FieldElement* out, LargeFieldElement* inptr) {  in ReduceLarge()
173 void Mul(FieldElement* out, const FieldElement& a, const FieldElement& b) {  in Mul()
190 void Square(FieldElement* out, const FieldElement& a) {  in Square()
212 void Reduce(FieldElement* in_out) {  in Reduce()
213   FieldElement& a = *in_out;  in Reduce()
245 void Invert(FieldElement* out, const FieldElement& in) {  in Invert()
246   FieldElement f1, f2, f3, f4;  in Invert()
297 void Contract(FieldElement* inout) {  in Contract()
298   FieldElement& out = *inout;  in Contract()
423 const FieldElement kB = {
436   FieldElement z1z1, z2z2, u1, u2, s1, s2, h, i, j, r, v;  in AddJacobian()
532   FieldElement delta, gamma, beta, alpha, t;  in DoubleJacobian()
661   FieldElement lhs;  in SetFromString()
665   FieldElement rhs;  in SetFromString()
669   FieldElement three_x;  in SetFromString()
683   FieldElement zinv, zinv_sq, xx, yy;  in ToString()
731   FieldElement zinv, zinv_sq, y;  in Negate()