✨ feat(integration decoders): http and glimpse_detector

compile pass, todo test

decoders/glimpse_detector/libprotoident/tcp/lpi_rtmp.cc

@@ -0,0 +1,116 @@
+/*
+ *
+ * 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_rtmp_server_handshake(uint32_t payload, uint32_t len,
+                bool defaultport) {
+
+	if (len < 4 && !defaultport)
+		return false;
+
+	/* Standard RTMP handshake types */	
+	if (MATCH(payload, 0x03, ANY, ANY, ANY))
+		return true;
+	if (MATCH(payload, 0x06, ANY, ANY, ANY))
+		return true;
+
+	/* Encrypted, but not RTMPE? */
+	if (MATCH(payload, 0x08, ANY, ANY, ANY))
+		return true;
+
+
+	/* RTMPE handshake type */
+	if (MATCH(payload, 0x09, ANY, ANY, ANY))
+		return true;
+
+	/* New handshake type used by some YouTube videos */
+	if (MATCH(payload, 0x0a, ANY, ANY, ANY))
+		return true;
+
+	return false;
+}
+
+static inline bool match_rtmp_client_handshake(uint32_t payload, uint32_t len) {
+
+	if (len < 4)
+		return false;
+
+	/* Standard RTMP handshake types */	
+	if (MATCH(payload, 0x03, ANY, ANY, ANY))
+		return true;
+	if (MATCH(payload, 0x06, ANY, ANY, ANY))
+		return true;
+
+	return false;
+}
+
+static inline bool match_rtmp(lpi_data_t *data, lpi_module_t *mod UNUSED) {
+
+        bool defaultport = false;
+
+        if (data->server_port == 1935 || data->client_port == 1935)
+                defaultport = true;
+
+        /* Facebook live streaming wants to use port 80 sometimes and they
+         * love sending 1 byte handshakes :( */
+        if (data->server_port == 80 || data->client_port == 80)
+                defaultport = true;
+
+	if (match_rtmp_client_handshake(data->payload[0], data->payload_len[0]))
+	{
+		if (match_rtmp_server_handshake(data->payload[1], 
+				data->payload_len[1], defaultport)) {
+			return true;
+		}
+	}
+
+	if (match_rtmp_client_handshake(data->payload[1], data->payload_len[1]))
+	{
+		if (match_rtmp_server_handshake(data->payload[0], 
+				data->payload_len[0], defaultport)) {
+			return true;
+		}
+	}
+	return false;
+}
+
+static lpi_module_t lpi_rtmp = {
+	LPI_PROTO_RTMP,
+	LPI_CATEGORY_STREAMING,
+	"RTMP",
+	169,	/* Not a strong rule */
+	match_rtmp
+};
+
+void register_rtmp(LPIModuleMap *mod_map) {
+	register_protocol(&lpi_rtmp, mod_map);
+}
+