Lines Matching defs:curve
18 const struct ecc_curve *curve;
27 const struct ecc_curve *curve;
82 sig->curve->g.ndigits);
91 sig->curve->g.ndigits);
96 const struct ecc_curve *curve = ctx->curve;
97 unsigned int ndigits = curve->g.ndigits;
106 if (vli_is_zero(r, ndigits) || vli_cmp(r, curve->n, ndigits) >= 0 ||
107 vli_is_zero(s, ndigits) || vli_cmp(s, curve->n, ndigits) >= 0)
115 vli_mod_inv(s1, s, curve->n, ndigits);
117 vli_mod_mult_slow(u1, hash, s1, curve->n, ndigits);
119 vli_mod_mult_slow(u2, r, s1, curve->n, ndigits);
121 ecc_point_mult_shamir(&res, u1, &curve->g, u2, &ctx->pub_key, curve);
124 if (unlikely(vli_cmp(res.x, curve->n, ndigits) == 1))
126 vli_sub(res.x, res.x, curve->n, ndigits);
141 size_t keylen = ctx->curve->g.ndigits * sizeof(u64);
143 .curve = ctx->curve,
178 ecc_swap_digits((u64 *)rawhash, hash, ctx->curve->g.ndigits);
191 ctx->curve = ecc_get_curve(curve_id);
192 if (!ctx->curve)
213 ctx->curve->g.ndigits);
242 if (ndigits != ctx->curve->g.ndigits)
247 ret = ecc_is_pubkey_valid_full(ctx->curve, &ctx->pub_key);