Added a parser for PKCS7 importing and printing

1 files changed, 47 insertions, 0 deletions

diff --git a/devel/fuzz/gnutls_pkcs7_parser_fuzzer.cc b/devel/fuzz/gnutls_pkcs7_parser_fuzzer.cc
new file mode 100644
index 0000000000..f6f9948d4b
--- /dev/null
+++ b/devel/fuzz/gnutls_pkcs7_parser_fuzzer.cc
@@ -0,0 +1,47 @@
+/*
+# 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/pkcs7.h>
+
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+    gnutls_datum_t raw;
+    gnutls_datum_t out;
+    gnutls_pkcs7_t pkcs7;
+    int ret;
+
+    raw.data = (unsigned char *)data;
+    raw.size = size;
+
+    ret = gnutls_pkcs7_init(&pkcs7);
+    assert(ret >= 0);
+
+    ret = gnutls_pkcs7_import(pkcs7, &raw, GNUTLS_X509_FMT_DER);
+    if (ret >= 0) {
+        ret = gnutls_pkcs7_print(pkcs7, GNUTLS_CRT_PRINT_FULL, &out);
+        assert(ret >= 0);
+        gnutls_free(out.data);
+    }
+
+    gnutls_pkcs7_deinit(pkcs7);
+    return 0;
+}