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author | Christian Grothoff <christian@grothoff.org> | 2015-03-19 13:12:47 +0000 |
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committer | Christian Grothoff <christian@grothoff.org> | 2015-03-19 13:12:47 +0000 |
commit | 56af9c4ba537faf4c0a4a3acf8447a49673eec64 (patch) | |
tree | 1a98bea2666fb86bef94d361199c3d01fde93db9 /src/util/test_crypto_ecdh_ecdsa.c | |
parent | d86130ceeb0e9f7ef7adf192b8f44bf94398b466 (diff) | |
download | gnunet-56af9c4ba537faf4c0a4a3acf8447a49673eec64.tar.gz gnunet-56af9c4ba537faf4c0a4a3acf8447a49673eec64.zip |
-get test to work, but with ecdsa instead of eddsa
Diffstat (limited to 'src/util/test_crypto_ecdh_ecdsa.c')
-rw-r--r-- | src/util/test_crypto_ecdh_ecdsa.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/util/test_crypto_ecdh_ecdsa.c b/src/util/test_crypto_ecdh_ecdsa.c new file mode 100644 index 000000000..8eb2055ae --- /dev/null +++ b/src/util/test_crypto_ecdh_ecdsa.c | |||
@@ -0,0 +1,141 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2002-2015 Christian Grothoff (and other contributing authors) | ||
4 | |||
5 | GNUnet is free software; you can redistribute it and/or modify | ||
6 | it under the terms of the GNU General Public License as published | ||
7 | by the Free Software Foundation; either version 3, or (at your | ||
8 | option) any later version. | ||
9 | |||
10 | GNUnet is distributed in the hope that it will be useful, but | ||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU General Public License | ||
16 | along with GNUnet; see the file COPYING. If not, write to the | ||
17 | Free Software Foundation, Inc., 59 Temple Place - Suite 330, | ||
18 | Boston, MA 02111-1307, USA. | ||
19 | |||
20 | */ | ||
21 | /** | ||
22 | * @file util/test_crypto_ecdh_ecdsa.c | ||
23 | * @brief testcase for ECC DH key exchange with EdDSA private keys. | ||
24 | * @author Christian Grothoff | ||
25 | * @author Bart Polot | ||
26 | */ | ||
27 | #include "platform.h" | ||
28 | #include "gnunet_util_lib.h" | ||
29 | #include <gcrypt.h> | ||
30 | |||
31 | |||
32 | static int | ||
33 | test_pk() | ||
34 | { | ||
35 | struct GNUNET_CRYPTO_EcdsaPrivateKey *priv1; | ||
36 | struct GNUNET_CRYPTO_EcdhePrivateKey priv2; | ||
37 | struct GNUNET_CRYPTO_EcdsaPublicKey pub1; | ||
38 | struct GNUNET_CRYPTO_EcdhePublicKey pub2; | ||
39 | struct GNUNET_CRYPTO_EcdhePublicKey pub1c; | ||
40 | |||
41 | /* Generate, cast keys */ | ||
42 | priv1 = GNUNET_CRYPTO_ecdsa_key_create (); | ||
43 | memcpy (&priv2, | ||
44 | priv1, | ||
45 | sizeof (priv2)); | ||
46 | |||
47 | /* Extract public keys */ | ||
48 | GNUNET_CRYPTO_ecdsa_key_get_public (priv1, &pub1); | ||
49 | GNUNET_CRYPTO_ecdhe_key_get_public (&priv2, &pub2); | ||
50 | |||
51 | GNUNET_CRYPTO_ecdsa_public_to_ecdhe (&pub1, &pub1c); | ||
52 | if (0 == memcmp (&pub1c, | ||
53 | &pub2, | ||
54 | sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey))) | ||
55 | { | ||
56 | GNUNET_free (priv1); | ||
57 | return 0; | ||
58 | } | ||
59 | GNUNET_free (priv1); | ||
60 | return 1; | ||
61 | } | ||
62 | |||
63 | |||
64 | static int | ||
65 | test_ecdh() | ||
66 | { | ||
67 | struct GNUNET_CRYPTO_EcdsaPrivateKey *priv_dsa1; | ||
68 | struct GNUNET_CRYPTO_EcdsaPrivateKey *priv_dsa2; | ||
69 | struct GNUNET_CRYPTO_EcdsaPublicKey id1; | ||
70 | struct GNUNET_CRYPTO_EcdsaPublicKey id2; | ||
71 | struct GNUNET_CRYPTO_EcdhePublicKey id1c; | ||
72 | struct GNUNET_CRYPTO_EcdhePublicKey id2c; | ||
73 | |||
74 | struct GNUNET_CRYPTO_EcdhePrivateKey *priv1; | ||
75 | struct GNUNET_CRYPTO_EcdhePrivateKey *priv2; | ||
76 | struct GNUNET_CRYPTO_EcdhePublicKey pub2; | ||
77 | struct GNUNET_HashCode dh[3]; | ||
78 | |||
79 | /* Generate, cast keys */ | ||
80 | priv_dsa1 = GNUNET_CRYPTO_ecdsa_key_create (); | ||
81 | priv_dsa2 = GNUNET_CRYPTO_ecdsa_key_create (); | ||
82 | priv1 = (struct GNUNET_CRYPTO_EcdhePrivateKey *) priv_dsa1; | ||
83 | priv2 = (struct GNUNET_CRYPTO_EcdhePrivateKey *) priv_dsa2; | ||
84 | |||
85 | /* Extract public keys */ | ||
86 | GNUNET_CRYPTO_ecdsa_key_get_public (priv_dsa1, &id1); | ||
87 | GNUNET_CRYPTO_ecdsa_key_get_public (priv_dsa2, &id2); | ||
88 | GNUNET_CRYPTO_ecdhe_key_get_public (priv2, &pub2); | ||
89 | |||
90 | /* Do ECDH */ | ||
91 | GNUNET_CRYPTO_ecdsa_public_to_ecdhe (&id2, | ||
92 | &id2c); | ||
93 | GNUNET_CRYPTO_ecdsa_public_to_ecdhe (&id1, | ||
94 | &id1c); | ||
95 | GNUNET_CRYPTO_ecc_ecdh (priv1, | ||
96 | &id2c, | ||
97 | &dh[0]); | ||
98 | GNUNET_CRYPTO_ecc_ecdh (priv2, | ||
99 | &id1c, | ||
100 | &dh[1]); | ||
101 | GNUNET_CRYPTO_ecc_ecdh (priv1, &pub2, &dh[2]); | ||
102 | |||
103 | /* Check that both DH results are equal. */ | ||
104 | GNUNET_assert (0 == memcmp (&dh[0], &dh[1], | ||
105 | sizeof (struct GNUNET_HashCode))); | ||
106 | |||
107 | /* FIXME: Maybe it should be the same as with ECDHE. */ | ||
108 | // GNUNET_assert (0 == memcmp (&dh[1], &dh[2], | ||
109 | // sizeof (struct GNUNET_HashCode))); | ||
110 | // GNUNET_assert (0 == memcmp (&id1, &pub1, | ||
111 | // sizeof (struct GNUNET_CRYPTO_EcdhePublicKey))); | ||
112 | |||
113 | /* Free */ | ||
114 | GNUNET_free (priv1); | ||
115 | GNUNET_free (priv2); | ||
116 | return 0; | ||
117 | } | ||
118 | |||
119 | |||
120 | int | ||
121 | main (int argc, char *argv[]) | ||
122 | { | ||
123 | if (! gcry_check_version ("1.6.0")) | ||
124 | { | ||
125 | FPRINTF (stderr, | ||
126 | _("libgcrypt has not the expected version (version %s is required).\n"), | ||
127 | "1.6.0"); | ||
128 | return 0; | ||
129 | } | ||
130 | if (getenv ("GNUNET_GCRYPT_DEBUG")) | ||
131 | gcry_control (GCRYCTL_SET_DEBUG_FLAGS, 1u , 0); | ||
132 | GNUNET_log_setup ("test-crypto-ecdh-ecdsa", "WARNING", NULL); | ||
133 | if (0 != test_pk()) | ||
134 | return 1; | ||
135 | if (0 != test_ecdh()) | ||
136 | return 1; | ||
137 | return 0; | ||
138 | } | ||
139 | |||
140 | |||
141 | /* end of test_crypto_ecdh_ecdsa.c */ | ||