Lines Matching refs:ndigits

36 				  const void *value, size_t vlen, unsigned int ndigits)  in ecdsa_get_signature_rs()  argument
38 size_t bufsize = ndigits * sizeof(u64); in ecdsa_get_signature_rs()
58 ecc_digits_from_bytes(d, vlen, dest, ndigits); in ecdsa_get_signature_rs()
69 sig->curve->g.ndigits); in ecdsa_get_signature_r()
78 sig->curve->g.ndigits); in ecdsa_get_signature_s()
84 unsigned int ndigits = curve->g.ndigits; in _ecdsa_verify() local
90 struct ecc_point res = ECC_POINT_INIT(x1, y1, ndigits); in _ecdsa_verify()
93 if (vli_is_zero(r, ndigits) || vli_cmp(r, curve->n, ndigits) >= 0 || in _ecdsa_verify()
94 vli_is_zero(s, ndigits) || vli_cmp(s, curve->n, ndigits) >= 0) in _ecdsa_verify()
99 hash[ndigits - 1], hash[ndigits - 2], hash[0]); in _ecdsa_verify()
102 vli_mod_inv(s1, s, curve->n, ndigits); in _ecdsa_verify()
104 vli_mod_mult_slow(u1, hash, s1, curve->n, ndigits); in _ecdsa_verify()
106 vli_mod_mult_slow(u2, r, s1, curve->n, ndigits); in _ecdsa_verify()
111 if (unlikely(vli_cmp(res.x, curve->n, ndigits) == 1)) in _ecdsa_verify()
113 vli_sub(res.x, res.x, curve->n, ndigits); in _ecdsa_verify()
115 if (!vli_cmp(res.x, r, ndigits)) in _ecdsa_verify()
128 size_t bufsize = ctx->curve->g.ndigits * sizeof(u64); in ecdsa_verify()
165 ecc_swap_digits((u64 *)rawhash, hash, ctx->curve->g.ndigits); in ecdsa_verify()
200 ctx->curve->g.ndigits); in ecdsa_ecc_ctx_reset()
212 unsigned int digitlen, ndigits; in ecdsa_set_pub_key() local
229 ndigits = DIV_ROUND_UP(digitlen, sizeof(u64)); in ecdsa_set_pub_key()
230 if (ndigits != ctx->curve->g.ndigits) in ecdsa_set_pub_key()
235 ecc_digits_from_bytes(d, digitlen, ctx->pub_key.x, ndigits); in ecdsa_set_pub_key()
236 ecc_digits_from_bytes(&d[digitlen], digitlen, ctx->pub_key.y, ndigits); in ecdsa_set_pub_key()
256 return ctx->pub_key.ndigits << ECC_DIGITS_TO_BYTES_SHIFT; in ecdsa_max_size()