diff options
Diffstat (limited to 'regress')
| -rw-r--r-- | regress/lib/libcrypto/bn/bn_unit.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/regress/lib/libcrypto/bn/bn_unit.c b/regress/lib/libcrypto/bn/bn_unit.c index 95764dfce16..24c7569ff97 100644 --- a/regress/lib/libcrypto/bn/bn_unit.c +++ b/regress/lib/libcrypto/bn/bn_unit.c @@ -1,4 +1,4 @@ -/* $OpenBSD: bn_unit.c,v 1.4 2023/03/31 19:40:08 tb Exp $ */ +/* $OpenBSD: bn_unit.c,v 1.5 2023/06/20 06:36:09 jsing Exp $ */ /* * Copyright (c) 2022 Theo Buehler <tb@openbsd.org> @@ -70,6 +70,39 @@ test_bn_print_null_derefs(void) } static int +test_bn_num_bits(void) +{ + BIGNUM *bn; + int i, num_bits; + int failed = 0; + + if ((bn = BN_new()) == NULL) + errx(1, "BN_new"); + + if ((num_bits = BN_num_bits(bn)) != 0) { + warnx("BN_num_bits_word(0): want 0, got %d", num_bits); + failed |= 1; + } + + if (!BN_set_word(bn, 1)) + errx(1, "BN_set_word"); + + for (i = 0; i <= 5 * BN_BITS2; i++) { + if ((num_bits = BN_num_bits(bn)) != i + 1) { + warnx("BN_num_bits(1 << %d): want %d, got %d", + i, i + 1, num_bits); + failed |= 1; + } + if (!BN_lshift1(bn, bn)) + errx(1, "BN_lshift1"); + } + + BN_free(bn); + + return failed; +} + +static int test_bn_num_bits_word(void) { BN_ULONG w = 1; @@ -255,6 +288,7 @@ main(void) int failed = 0; failed |= test_bn_print_null_derefs(); + failed |= test_bn_num_bits(); failed |= test_bn_num_bits_word(); failed |= test_bn_copy_copies_flags(); failed |= test_bn_copy_consttime_is_sticky(); |