Lines Matching refs:mQ
50 ecc_point *mG, *mQ;
76 mQ = ltc_ecc_new_point();
77 if (mQ == NULL || mG == NULL) {
114 /* find mG and mQ */
119 if ((err = mp_copy(key->pubkey.x, mQ->x)) != CRYPT_OK) { goto error; }
120 if ((err = mp_copy(key->pubkey.y, mQ->y)) != CRYPT_OK) { goto error; }
121 if ((err = mp_copy(key->pubkey.z, mQ->z)) != CRYPT_OK) { goto error; }
123 /* compute u1*mG + u2*mQ = mG */
126 if ((err = ltc_mp.ecc_ptmul(u2, mQ, mQ, m, 0)) != CRYPT_OK) { goto error; }
132 if ((err = ltc_mp.ecc_ptadd(mQ, mG, mG, m, mp)) != CRYPT_OK) { goto error; }
137 /* use Shamir's trick to compute u1*mG + u2*mQ using half of the doubles */
138 if ((err = ltc_mp.ecc_mul2add(mG, u1, mQ, u2, mG, m)) != CRYPT_OK) { goto error; }
153 ltc_ecc_del_point(mQ);
