arno/trezor-firmware
1
0
Fork 0
mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-23 23:08:14 +00:00
Code Issues Releases Wiki Activity

chore(crypto): do not use precomputed tables by native implementation of ECC

Browse Source 
[no changelog]
This commit is contained in:
Ondřej Vejpustek 2024-08-02 14:38:29 +02:00
parent c0b295a9b1
commit 20453f6c99
2 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
crypto/options.h
View File

@ -25,7 +25,7 @@
// use precomputed Curve Points (some scalar multiples of curve base point G)
#ifndef USE_PRECOMPUTED_CP
#define USE_PRECOMPUTED_CP 1
#define USE_PRECOMPUTED_CP 0
#endif
// use fast inverse method

4
crypto/tests/test_check.c
View File

@ -7385,6 +7385,7 @@ START_TEST(test_ecdsa_der) {
}
END_TEST
#if USE_PRECOMPUTED_CP
static void test_codepoints_curve(const ecdsa_curve *curve) {
int i, j;
bignum256 a;
@ -7422,6 +7423,7 @@ START_TEST(test_codepoints_secp256k1) { test_codepoints_curve(&secp256k1); }
END_TEST
START_TEST(test_codepoints_nist256p1) { test_codepoints_curve(&nist256p1); }
END_TEST
#endif
static void test_mult_border_cases_curve(const ecdsa_curve *curve) {
bignum256 a;
@ -11466,10 +11468,12 @@ Suite *test_suite(void) {
tcase_add_test(tc, test_pubkey_uncompress);
suite_add_tcase(s, tc);
#if USE_PRECOMPUTED_CP
tc = tcase_create("codepoints");
tcase_add_test(tc, test_codepoints_secp256k1);
tcase_add_test(tc, test_codepoints_nist256p1);
suite_add_tcase(s, tc);
#endif
tc = tcase_create("mult_border_cases");
tcase_add_test(tc, test_mult_border_cases_secp256k1);