1 files changed, 57 insertions, 0 deletions
diff --git a/fuzz/gnutls_set_trust_file_fuzzer.c b/fuzz/gnutls_set_trust_file_fuzzer.c
new file mode 100644
index 0000000000..09d60264be
--- /dev/null
+++ b/fuzz/gnutls_set_trust_file_fuzzer.c
@@ -0,0 +1,57 @@
+/*
+# Copyright 2017 Red Hat, 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 <config.h>
+
+#include <stdint.h>
+
+#include <gnutls/gnutls.h>
+#include "fuzzer.h"
+
+static const uint8_t *g_data;
+static size_t g_size;
+
+#if ! defined _WIN32 && defined HAVE_FMEMOPEN
+#include <stdio.h>
+#include <string.h>
+#include <dlfcn.h>
+FILE *fopen(const char *pathname, const char *mode)
+{
+	FILE *(*libc_fopen)(const char *, const char *) =
+		(FILE *(*)(const char *, const char *)) dlsym (RTLD_NEXT, "fopen");
+
+	if (!strcmp(pathname, "ca_or_crl"))
+		return fmemopen((void *) g_data, g_size, mode);
+
+	return libc_fopen(pathname, mode);
+}
+#endif
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
+{
+	g_data = data;
+	g_size = size;
+
+	gnutls_certificate_credentials_t creds;
+	gnutls_certificate_allocate_credentials(&creds);
+	gnutls_certificate_set_x509_trust_file(creds, "ca_or_crl", GNUTLS_X509_FMT_PEM);
+	gnutls_certificate_set_x509_crl_file(creds, "ca_or_crl", GNUTLS_X509_FMT_PEM);
+	gnutls_certificate_free_credentials(creds);
+
+	return 0;
+}