Brooklyn/gnuk/src/jpc-ac_p256k1.h

15 lines
346 B
C

/**
* @brief Jacobian projective coordinates
*/
typedef struct
{
bn256 x[1];
bn256 y[1];
bn256 z[1];
} jpc;
void jpc_double_p256k1 (jpc *X, const jpc *A);
void jpc_add_ac_p256k1 (jpc *X, const jpc *A, const ac *B);
void jpc_add_ac_signed_p256k1 (jpc *X, const jpc *A, const ac *B, int minus);
int jpc_to_ac_p256k1 (ac *X, const jpc *A);