1 files changed, 71 insertions, 0 deletions
diff --git a/lib/fuzzing/fuzz_oLschema2ldif.c b/lib/fuzzing/fuzz_oLschema2ldif.c
new file mode 100644
index 0000000..3bff8cf
--- /dev/null
+++ b/lib/fuzzing/fuzz_oLschema2ldif.c
@@ -0,0 +1,71 @@
+/*
+   Fuzzing for oLschema2ldif
+   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 "utils/oLschema2ldif/lib.h"
+
+static FILE *devnull;
+
+int LLVMFuzzerInitialize(int *argc, char ***argv)
+{
+	devnull = fopen("/dev/null", "w");
+
+	return 0;
+}
+
+int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len)
+{
+	TALLOC_CTX *mem_ctx;
+	struct conv_options opt;
+
+	if (len == 0) {
+		/*
+		 * Otherwise fmemopen() will return null and set errno
+		 * to EINVAL
+		 */
+		return 0;
+	}
+
+	mem_ctx = talloc_init(__FUNCTION__);
+	if (mem_ctx == NULL) {
+		return 0;
+	}
+
+	opt.in = fmemopen(buf, len, "r");
+	opt.out = devnull;
+	opt.ldb_ctx = ldb_init(mem_ctx, NULL);
+	if (opt.ldb_ctx == NULL || opt.in == NULL) {
+		talloc_free(mem_ctx);
+		return 0;
+	}
+
+	opt.basedn = ldb_dn_new(mem_ctx, opt.ldb_ctx, "");
+	if (opt.basedn == NULL) {
+		talloc_free(mem_ctx);
+		return 0;
+	}
+
+	process_file(mem_ctx, &opt);
+
+	fclose(opt.in);
+
+	talloc_free(mem_ctx);
+
+	return 0;
+}