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 | |
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>
-rw-r--r-- | test/bntest.c | 11 | ||||
-rw-r--r-- | test/recipes/10-test_bn_data/bnmod.txt | 12 |
2 files changed, 22 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; diff --git a/test/recipes/10-test_bn_data/bnmod.txt b/test/recipes/10-test_bn_data/bnmod.txt index 5ea4d031f2..e28cc6bfb0 100644 --- a/test/recipes/10-test_bn_data/bnmod.txt +++ b/test/recipes/10-test_bn_data/bnmod.txt @@ -2799,3 +2799,15 @@ P = 9df9d6cc20b8540411af4e5357ef2b0353cb1f2ab5ffc3e246b41c32f71e951f ModSqrt = a1d52989f12f204d3d2167d9b1e6c8a6174c0c786a979a5952383b7b8bd186 A = 2eee37cf06228a387788188e650bc6d8a2ff402931443f69156a29155eca07dcb45f3aac238d92943c0c25c896098716baa433f25bd696a142f5a69d5d937e81 P = 9df9d6cc20b8540411af4e5357ef2b0353cb1f2ab5ffc3e246b41c32f71e951f + +# Negative testcases for BN_mod_sqrt() + +# This one triggers an infinite loop with unfixed implementation +# It should just fail. +ModSqrt = -1 +A = 20a7ee +P = 460201 + +ModSqrt = -1 +A = 65bebdb00a96fc814ec44b81f98b59fba3c30203928fa5214c51e0a97091645280c947b005847f239758482b9bfc45b066fde340d1fe32fc9c1bf02e1b2d0ed +P = 9df9d6cc20b8540411af4e5357ef2b0353cb1f2ab5ffc3e246b41c32f71e951f |