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author | Christian Grothoff <christian@grothoff.org> | 2015-09-05 19:32:50 +0000 |
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committer | Christian Grothoff <christian@grothoff.org> | 2015-09-05 19:32:50 +0000 |
commit | ba292e84786ed42902a56cd03037ba7064b194fe (patch) | |
tree | a6d0e5639c26a2ea337e02692356a5e5f6db2855 /src/scalarproduct/test_ecc_scalarproduct.c | |
parent | 9bf064c70c54f78dc605bc247ac24d64863ca4f1 (diff) | |
download | gnunet-ba292e84786ed42902a56cd03037ba7064b194fe.tar.gz gnunet-ba292e84786ed42902a56cd03037ba7064b194fe.zip |
-fixing ECC calculation
Diffstat (limited to 'src/scalarproduct/test_ecc_scalarproduct.c')
-rw-r--r-- | src/scalarproduct/test_ecc_scalarproduct.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/src/scalarproduct/test_ecc_scalarproduct.c b/src/scalarproduct/test_ecc_scalarproduct.c index 3d81dbd31..ce6338beb 100644 --- a/src/scalarproduct/test_ecc_scalarproduct.c +++ b/src/scalarproduct/test_ecc_scalarproduct.c | |||
@@ -50,6 +50,8 @@ test_sp (const unsigned int *avec, | |||
50 | gcry_mpi_t a_inv; | 50 | gcry_mpi_t a_inv; |
51 | gcry_mpi_t ri; | 51 | gcry_mpi_t ri; |
52 | gcry_mpi_t val; | 52 | gcry_mpi_t val; |
53 | gcry_mpi_t ria; | ||
54 | gcry_mpi_t tmp; | ||
53 | gcry_mpi_point_t *g; | 55 | gcry_mpi_point_t *g; |
54 | gcry_mpi_point_t *h; | 56 | gcry_mpi_point_t *h; |
55 | gcry_mpi_point_t pg; | 57 | gcry_mpi_point_t pg; |
@@ -70,29 +72,26 @@ test_sp (const unsigned int *avec, | |||
70 | gcry_mpi_point_t); | 72 | gcry_mpi_point_t); |
71 | h = GNUNET_new_array (len, | 73 | h = GNUNET_new_array (len, |
72 | gcry_mpi_point_t); | 74 | gcry_mpi_point_t); |
75 | ria = gcry_mpi_new (0); | ||
76 | tmp = gcry_mpi_new (0); | ||
73 | for (i=0;i<len;i++) | 77 | for (i=0;i<len;i++) |
74 | { | 78 | { |
75 | gcry_mpi_t tmp; | ||
76 | gcry_mpi_t ria; | ||
77 | |||
78 | ri = GNUNET_CRYPTO_ecc_random_mod_n (edc); | 79 | ri = GNUNET_CRYPTO_ecc_random_mod_n (edc); |
79 | g[i] = GNUNET_CRYPTO_ecc_dexp_mpi (edc, | 80 | g[i] = GNUNET_CRYPTO_ecc_dexp_mpi (edc, |
80 | ri); | 81 | ri); |
81 | /* ria = ri * a */ | 82 | /* ria = ri * a */ |
82 | ria = gcry_mpi_new (0); | ||
83 | gcry_mpi_mul (ria, | 83 | gcry_mpi_mul (ria, |
84 | ri, | 84 | ri, |
85 | a); | 85 | a); |
86 | /* tmp = ria + avec[i] */ | 86 | /* tmp = ria + avec[i] */ |
87 | tmp = gcry_mpi_new (0); | ||
88 | gcry_mpi_add_ui (tmp, | 87 | gcry_mpi_add_ui (tmp, |
89 | ria, | 88 | ria, |
90 | avec[i]); | 89 | avec[i]); |
91 | gcry_mpi_release (ria); | ||
92 | h[i] = GNUNET_CRYPTO_ecc_dexp_mpi (edc, | 90 | h[i] = GNUNET_CRYPTO_ecc_dexp_mpi (edc, |
93 | tmp); | 91 | tmp); |
94 | gcry_mpi_release (tmp); | ||
95 | } | 92 | } |
93 | gcry_mpi_release (ria); | ||
94 | gcry_mpi_release (tmp); | ||
96 | 95 | ||
97 | /* Bob */ | 96 | /* Bob */ |
98 | val = gcry_mpi_new (0); | 97 | val = gcry_mpi_new (0); |