diff options
| author | Tomas Mraz <tomas@openssl.org> | 2022-02-28 18:26:35 +0100 |
|---|---|---|
| committer | Matt Caswell <matt@openssl.org> | 2022-03-15 13:39:27 +0000 |
| commit | 3ef5c3034e5c545f34d6929568f3f2b10ac4bdf0 (patch) | |
| tree | 3241bf49066f16e34aa57d31237c702d51c0d6b4 /test/bntest.c | |
| parent | b5fcb7e133725b8b2eb66f63f5142710ed63a6d1 (diff) | |
Add a negative testcase for BN_mod_sqrt
Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
Diffstat (limited to 'test/bntest.c')
| -rw-r--r-- | test/bntest.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/test/bntest.c b/test/bntest.c index 390dd80073..1cab660bca 100644 --- a/test/bntest.c +++ b/test/bntest.c @@ -1729,8 +1729,17 @@ static int file_modsqrt(STANZA *s) || !TEST_ptr(ret2 = BN_new())) goto err; + if (BN_is_negative(mod_sqrt)) { + /* A negative testcase */ + if (!TEST_ptr_null(BN_mod_sqrt(ret, a, p, ctx))) + goto err; + + st = 1; + goto err; + } + /* There are two possible answers. */ - if (!TEST_true(BN_mod_sqrt(ret, a, p, ctx)) + if (!TEST_ptr(BN_mod_sqrt(ret, a, p, ctx)) || !TEST_true(BN_sub(ret2, p, ret))) goto err; |