1 files changed, 51 insertions, 0 deletions
diff --git a/lib/fuzzing/fuzz_tiniparser.c b/lib/fuzzing/fuzz_tiniparser.c
new file mode 100644
index 0000000..a5c9310
--- /dev/null
+++ b/lib/fuzzing/fuzz_tiniparser.c
@@ -0,0 +1,51 @@
+/*
+   Fuzzing for trivial smb.conf parsing code.
+   Copyright (C) Michael Hanselmann 2019
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "fuzzing.h"
+#include "lib/util/tiniparser.h"
+
+int LLVMFuzzerInitialize(int *argc, char ***argv)
+{
+	return 0;
+}
+
+int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len)
+{
+	FILE *fp = NULL;
+	struct tiniparser_dictionary *d = NULL;
+
+	if (len == 0) {
+		/*
+		 * Otherwise fmemopen() will return null and set errno
+		 * to EINVAL
+		 */
+		return 0;
+	}
+
+	fp = fmemopen(buf, len, "r");
+
+	d = tiniparser_load_stream(fp);
+	if (d != NULL) {
+		tiniparser_freedict(d);
+	}
+
+	fclose(fp);
+
+	return 0;
+}