/src/gnutls/lib/nettle/int/ecdsa-compute-k.c

Source (jump to first uncovered line)
/*
 * Copyright (C) 2019 Red Hat, Inc.
 *
 * Author: Daiki Ueno
 *
 * This file is part of GNUTLS.
 *
 * The GNUTLS library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>
 *
 */

#if HAVE_CONFIG_H
#include "config.h"
#endif

#include "ecdsa-compute-k.h"

#include "dsa-compute-k.h"
#include "gnutls_int.h"

int _gnutls_ecc_curve_to_dsa_q(mpz_t q, gnutls_ecc_curve_t curve)
{
  switch (curve) {
#ifdef ENABLE_NON_SUITEB_CURVES
  case GNUTLS_ECC_CURVE_SECP192R1:
    mpz_set_str(q,
          "FFFFFFFFFFFFFFFFFFFFFFFF99DEF836"
          "146BC9B1B4D22831",
          16);
    return 0;
  case GNUTLS_ECC_CURVE_SECP224R1:
    mpz_set_str(q,
          "FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2"
          "E0B8F03E13DD29455C5C2A3D",
          16);
    return 0;
#endif
  case GNUTLS_ECC_CURVE_SECP256R1:
    mpz_set_str(q,
          "FFFFFFFF00000000FFFFFFFFFFFFFFFF"
          "BCE6FAADA7179E84F3B9CAC2FC632551",
          16);
    return 0;
  case GNUTLS_ECC_CURVE_SECP384R1:
    mpz_set_str(q,
          "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
          "FFFFFFFFFFFFFFFFC7634D81F4372DDF"
          "581A0DB248B0A77AECEC196ACCC52973",
          16);
    return 0;
  case GNUTLS_ECC_CURVE_SECP521R1:
    mpz_set_str(q,
          "1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
          "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
          "FFA51868783BF2F966B7FCC0148F709A"
          "5D03BB5C9B8899C47AEBB6FB71E91386"
          "409",
          16);
    return 0;
  default:
    return gnutls_assert_val(
      GNUTLS_E_UNSUPPORTED_SIGNATURE_ALGORITHM);
  }
}

Coverage Report

Created: 2025-03-18 06:55

Line	Count	Source (jump to first uncovered line)
1		/*
2		* Copyright (C) 2019 Red Hat, Inc.
3		*
4		* Author: Daiki Ueno
5		*
6		* This file is part of GNUTLS.
7		*
8		* The GNUTLS library is free software; you can redistribute it and/or
9		* modify it under the terms of the GNU Lesser General Public License
10		* as published by the Free Software Foundation; either version 2.1 of
11		* the License, or (at your option) any later version.
12		*
13		* This library is distributed in the hope that it will be useful, but
14		* WITHOUT ANY WARRANTY; without even the implied warranty of
15		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16		* Lesser General Public License for more details.
17		*
18		* You should have received a copy of the GNU Lesser General Public License
19		* along with this program. If not, see <https://www.gnu.org/licenses/>
20		*
21		*/
22
23		#if HAVE_CONFIG_H
24		#include "config.h"
25		#endif
26
27		#include "ecdsa-compute-k.h"
28
29		#include "dsa-compute-k.h"
30		#include "gnutls_int.h"
31
32		int _gnutls_ecc_curve_to_dsa_q(mpz_t q, gnutls_ecc_curve_t curve)
33	0	{
34	0	switch (curve) {
35	0	#ifdef ENABLE_NON_SUITEB_CURVES
36	0	case GNUTLS_ECC_CURVE_SECP192R1:
37	0	mpz_set_str(q,
38	0	"FFFFFFFFFFFFFFFFFFFFFFFF99DEF836"
39	0	"146BC9B1B4D22831",
40	0	16);
41	0	return 0;
42	0	case GNUTLS_ECC_CURVE_SECP224R1:
43	0	mpz_set_str(q,
44	0	"FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2"
45	0	"E0B8F03E13DD29455C5C2A3D",
46	0	16);
47	0	return 0;
48	0	#endif
49	0	case GNUTLS_ECC_CURVE_SECP256R1:
50	0	mpz_set_str(q,
51	0	"FFFFFFFF00000000FFFFFFFFFFFFFFFF"
52	0	"BCE6FAADA7179E84F3B9CAC2FC632551",
53	0	16);
54	0	return 0;
55	0	case GNUTLS_ECC_CURVE_SECP384R1:
56	0	mpz_set_str(q,
57	0	"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
58	0	"FFFFFFFFFFFFFFFFC7634D81F4372DDF"
59	0	"581A0DB248B0A77AECEC196ACCC52973",
60	0	16);
61	0	return 0;
62	0	case GNUTLS_ECC_CURVE_SECP521R1:
63	0	mpz_set_str(q,
64	0	"1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
65	0	"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
66	0	"FFA51868783BF2F966B7FCC0148F709A"
67	0	"5D03BB5C9B8899C47AEBB6FB71E91386"
68	0	"409",
69	0	16);
70	0	return 0;
71	0	default:
72	0	return gnutls_assert_val(
73	0	GNUTLS_E_UNSUPPORTED_SIGNATURE_ALGORITHM);
74	0	}
75	0	}