diff options
| author | Tomas Mraz <tomas@openssl.org> | 2022-02-28 18:26:35 +0100 |
|---|---|---|
| committer | Matt Caswell <matt@openssl.org> | 2022-03-15 13:15:12 +0000 |
| commit | 3469282ed2faee747868150089e07a187891b5ee (patch) | |
| tree | 25a481aa40776ed87f986fe1c34970f831ef0725 /test/bntest.c | |
| parent | 03eccd2663e36f8b95ba3ae8c30a63313a38ec0a (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 f129c71ab8..62ca2838c7 100644 --- a/test/bntest.c +++ b/test/bntest.c @@ -1732,8 +1732,17 @@ 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; |