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group: Avoid using infinity field directly in other modules

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This commit is contained in:
Tim Ruffing
2025-10-28 15:00:58 +01:00
parent 7a2fff85e8
commit 2f73e5281d
5 changed files with 25 additions and 28 deletions
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12
src/testutil.h
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@@ -96,17 +96,13 @@ static void testutil_random_ge_test(secp256k1_ge *ge) {
break;
}
} while(1);
ge->infinity = 0;
}
static void testutil_random_ge_jacobian_test(secp256k1_gej *gej, const secp256k1_ge *ge) {
secp256k1_fe z2, z3;
testutil_random_fe_non_zero_test(&gej->z);
secp256k1_fe_sqr(&z2, &gej->z);
secp256k1_fe_mul(&z3, &z2, &gej->z);
secp256k1_fe_mul(&gej->x, &ge->x, &z2);
secp256k1_fe_mul(&gej->y, &ge->y, &z3);
gej->infinity = ge->infinity;
secp256k1_fe z;
testutil_random_fe_non_zero_test(&z);
secp256k1_gej_set_ge(gej, ge);
secp256k1_gej_rescale(gej, &z);
}
static void testutil_random_gej_test(secp256k1_gej *gej) {