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eccdata: More asserts in ecc_pippenger_precompute.
author
Niels Möller
<nisse@lysator.liu.se>
Sun, 13 Jan 2019 09:48:26 +0000
(10:48 +0100)
committer
Niels Möller
<nisse@lysator.liu.se>
Sun, 13 Jan 2019 09:48:26 +0000
(10:48 +0100)
eccdata.c
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diff --git
a/eccdata.c
b/eccdata.c
index d67ca0df9229b136dc3236c2319a1ea9eaf02642..fa7a11c5f0afb5b18417e5cf171773c9b8e2c6fd 100644
(file)
--- a/
eccdata.c
+++ b/
eccdata.c
@@
-674,12
+674,16
@@
ecc_pippenger_precompute (struct ecc_curve *ecc, unsigned k, unsigned c)
for (j = 2; j < (1U<<c); j <<= 1)
{
/* T[j] = 2^k T[j/2] */
for (j = 2; j < (1U<<c); j <<= 1)
{
/* T[j] = 2^k T[j/2] */
+ assert (j < ecc->table_size);
ecc_dup (ecc, &ecc->table[j], &ecc->table[j/2]);
for (i = 1; i < k; i++)
ecc_dup (ecc, &ecc->table[j], &ecc->table[j]);
for (i = 1; i < j; i++)
ecc_dup (ecc, &ecc->table[j], &ecc->table[j/2]);
for (i = 1; i < k; i++)
ecc_dup (ecc, &ecc->table[j], &ecc->table[j]);
for (i = 1; i < j; i++)
- ecc_add (ecc, &ecc->table[j + i], &ecc->table[j], &ecc->table[i]);
+ {
+ assert (j + i < ecc->table_size);
+ ecc_add (ecc, &ecc->table[j + i], &ecc->table[j], &ecc->table[i]);
+ }
}
for (j = 1<<c; j < ecc->table_size; j++)
{
}
for (j = 1<<c; j < ecc->table_size; j++)
{