✨ feat(integration decoders): http and glimpse_detector

compile pass, todo test

decoders/glimpse_detector/libprotoident/udp/lpi_wolfet.cc

@@ -0,0 +1,89 @@
+/*
+ *
+ * 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_wolf_payload(uint32_t payload, uint32_t len) {
+
+        if (len == 0)
+                return true;
+        if (!MATCHSTR(payload, "\xff\xff\xff\xff"))
+                return false;
+        return true;
+
+}
+
+
+static inline bool match_wolf_et(lpi_data_t *data, lpi_module_t *mod UNUSED) {
+
+        /* Limit to port 27960 for now */
+        if (data->server_port != 27960 && data->client_port != 27960)
+                return false;
+
+	if (!match_wolf_payload(data->payload[0], data->payload_len[0]))
+                return false;
+        if (!match_wolf_payload(data->payload[1], data->payload_len[1]))
+                return false;
+
+        /* getinfo packet is always 15 bytes, the other is always 250-350 */
+        if (data->payload_len[0] == 15) {
+                if (data->payload_len[1] == 0 || (data->payload_len[1] >= 250
+                                && data->payload_len[1] < 350))
+                        return true;
+        }
+
+        if (data->payload_len[1] == 15) {
+                if (data->payload_len[0] == 0 || (data->payload_len[0] >= 250
+                                && data->payload_len[0] < 350))
+                        return true;
+        }
+
+        /* getservers packets are 17 bytes, response may vary a lot (?) */
+        if (data->payload_len[0] == 17)
+                return true;
+        if (data->payload_len[1] == 17)
+                return true;
+
+
+	return false;
+}
+
+static lpi_module_t lpi_wolfet = {
+	LPI_PROTO_UDP_WOLF_ET,
+	LPI_CATEGORY_GAMING,
+	"WolfensteinEnemyTerritory",
+	50,	/* Must be lower priority than Call of Duty */
+	match_wolf_et
+};
+
+void register_wolfet(LPIModuleMap *mod_map) {
+	register_protocol(&lpi_wolfet, mod_map);
+}
+