✨ feat(integration decoders): http and glimpse_detector

compile pass, todo test

decoders/glimpse_detector/libprotoident/tcp/lpi_dvrns.cc

@@ -0,0 +1,101 @@
+/*
+ *
+ * Copyright (c) 2011-2016 The University of Waikato, Hamilton, New Zealand.
+ * All rights reserved.
+ *
+ * This file is part of libprotoident.
+ *
+ * This code has been developed by the University of Waikato WAND
+ * research group. For further information please see http://www.wand.net.nz/
+ *
+ * libprotoident is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * libprotoident 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *
+ */
+
+#include <string.h>
+
+#include "libprotoident.h"
+#include "proto_manager.h"
+#include "proto_common.h"
+
+static inline bool match_dvrns_typea(uint32_t payload_a, uint32_t len_a,
+		uint32_t payload_b, uint32_t len_b) {
+
+	if (!MATCH(payload_a, 0x12, 0xa4, 0x00, 0x01))
+		return false;
+	if (len_a != 188)
+		return false;
+	if (len_b == 0)
+		return true;
+	if (len_b != 20)
+		return false;
+	if (!MATCH(payload_b, 0x12, 0xa4, 0x00, 0x01))
+		return false;
+	return true;
+
+}
+
+static inline bool match_dvrns_typeb(uint32_t payload_a, uint32_t len_a,
+		uint32_t payload_b, uint32_t len_b) {
+
+	if (!MATCH(payload_a, 0x12, 0xa4, 0x00, 0x01))
+		return false;
+	if (len_a != 12)
+		return false;
+	if (len_b == 0)
+		return true;
+	if (len_b != 140)
+		return false;
+	if (!MATCH(payload_b, 0x12, 0xa4, 0x00, 0x01))
+		return false;
+	return true;
+
+}
+
+static inline bool match_dvrns(lpi_data_t *data, lpi_module_t *mod UNUSED) {
+
+	/* DVRNS is basically DNS for DVR surveillance systems */
+
+	/* Not sure whether this is just the protocol used by dvrnames.net
+	 * or all DVRNS systems */
+
+	if (match_dvrns_typea(data->payload[0], data->payload_len[0],
+			data->payload[1], data->payload_len[1]))
+		return true;
+	if (match_dvrns_typea(data->payload[1], data->payload_len[1],
+			data->payload[0], data->payload_len[0]))
+		return true;
+	if (match_dvrns_typeb(data->payload[0], data->payload_len[0],
+			data->payload[1], data->payload_len[1]))
+		return true;
+	if (match_dvrns_typeb(data->payload[1], data->payload_len[1],
+			data->payload[0], data->payload_len[0]))
+		return true;
+
+	return false;
+}
+
+static lpi_module_t lpi_dvrns = {
+	LPI_PROTO_DVRNS,
+	LPI_CATEGORY_SERVICES,
+	"DVRNS",
+	10,
+	match_dvrns
+};
+
+void register_dvrns(LPIModuleMap *mod_map) {
+	register_protocol(&lpi_dvrns, mod_map);
+}
+