AFL Persistent Fuzzing Mode

tests-fuzz/wrap/server.c

+/*  Copyright (C) 2015 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+    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/>.
+*/
+
+/*
+ * Wrap function server_reconfigure to initialize udp_master to stdin
+ */
+#define server_reconfigure _orig_server_reconfigure
+#include "knot/server/server.c"
+#undef server_reconfigure
+
+extern void udp_master_init_stdio(server_t *server);
+
+int server_reconfigure(conf_t *conf, void *data)
+{
+	log_info("AFL, Wrap server_reconfigure()");
+	int ret = _orig_server_reconfigure(conf, data);
+	udp_master_init_stdio(data);
+	return ret;
+}