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author | Nikos Mavrogiannopoulos <nmav@gnutls.org> | 2016-12-19 08:38:41 +0100 |
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committer | GitLab <gitlab@gitlab.com> | 2016-12-23 08:12:00 +0000 |
commit | 46835d14921441696eb921178f274412bce9571b (patch) | |
tree | 674edbe58d784677276b3046781a42ddd654c161 | |
parent | 2300ab40e1f0cc339a642850f876ddb2ab7a243c (diff) | |
download | gnutls-tmp-afl-libfuzz-merge.tar.gz |
fuzz: added X.509 DN parsertmp-afl-libfuzz-merge
-rw-r--r-- | devel/fuzz/gnutls_dn_parser_fuzzer.cc | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/devel/fuzz/gnutls_dn_parser_fuzzer.cc b/devel/fuzz/gnutls_dn_parser_fuzzer.cc new file mode 100644 index 0000000000..5e93b7ed32 --- /dev/null +++ b/devel/fuzz/gnutls_dn_parser_fuzzer.cc @@ -0,0 +1,52 @@ +/* +# Copyright 2016 Google Inc. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +################################################################################ +*/ + +#include <assert.h> +#include <stdint.h> + +#include <gnutls/gnutls.h> +#include <gnutls/x509.h> + + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { + gnutls_datum_t out, raw; + gnutls_x509_dn_t dn; + int ret; + + raw.data = (unsigned char *)data; + raw.size = size; + + ret = gnutls_x509_dn_init(&dn); + assert(ret >= 0); + + ret = gnutls_x509_dn_import(dn, &raw); + if (ret < 0) + goto cleanup; + + /* If properly loaded, try to re-export in string */ + ret = gnutls_x509_dn_get_str(dn, &out); + if (ret < 0) { + goto cleanup; + } + + gnutls_free(out.data); + + cleanup: + gnutls_x509_dn_deinit(dn); + return 0; +} |