Initial import from SVN

1 files changed, 116 insertions, 0 deletions

diff --git a/src/lib/protocols/veohtv.c b/src/lib/protocols/veohtv.c
new file mode 100644
index 000000000..10f84c3fd
--- /dev/null
+++ b/src/lib/protocols/veohtv.c
@@ -0,0 +1,116 @@
+/*
+ * veohtv.c
+ *
+ * Copyright (C) 2009-2011 by ipoque GmbH
+ * Copyright (C) 2011-15 - ntop.org
+ *
+ * This file is part of nDPI, an open source deep packet inspection
+ * library based on the OpenDPI and PACE technology by ipoque GmbH
+ *
+ * nDPI 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.
+ *
+ * nDPI 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 nDPI.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+
+
+#include "ndpi_api.h"
+
+
+#ifdef NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV
+
+static void ndpi_int_veohtv_add_connection(struct ndpi_detection_module_struct *ndpi_struct, 
+					   struct ndpi_flow_struct *flow, ndpi_protocol_type_t protocol_type)
+{
+  ndpi_int_add_connection(ndpi_struct, flow, NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV, protocol_type);
+}
+
+void ndpi_search_veohtv_tcp(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow)
+{
+	struct ndpi_packet_struct *packet = &flow->packet;
+	
+//      struct ndpi_id_struct         *src=ndpi_struct->src;
+//      struct ndpi_id_struct         *dst=ndpi_struct->dst;
+
+	if (packet->detected_protocol_stack[0] == NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV)
+		return;
+
+	if (flow->l4.tcp.veoh_tv_stage == 1 || flow->l4.tcp.veoh_tv_stage == 2) {
+		if (packet->packet_direction != flow->setup_packet_direction &&
+			packet->payload_packet_len > NDPI_STATICSTRING_LEN("HTTP/1.1 20")
+			&& memcmp(packet->payload, "HTTP/1.1 ", NDPI_STATICSTRING_LEN("HTTP/1.1 ")) == 0 &&
+			(packet->payload[NDPI_STATICSTRING_LEN("HTTP/1.1 ")] == '2' ||
+			 packet->payload[NDPI_STATICSTRING_LEN("HTTP/1.1 ")] == '3' ||
+			 packet->payload[NDPI_STATICSTRING_LEN("HTTP/1.1 ")] == '4' ||
+			 packet->payload[NDPI_STATICSTRING_LEN("HTTP/1.1 ")] == '5')) {
+#ifdef NDPI_CONTENT_FLASH
+			ndpi_parse_packet_line_info(ndpi_struct, flow);
+			if (packet->detected_protocol_stack[0] == NDPI_CONTENT_FLASH &&
+				packet->server_line.ptr != NULL &&
+				packet->server_line.len > NDPI_STATICSTRING_LEN("Veoh-") &&
+				memcmp(packet->server_line.ptr, "Veoh-", NDPI_STATICSTRING_LEN("Veoh-")) == 0) {
+				NDPI_LOG(NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV, ndpi_struct, NDPI_LOG_DEBUG, "VeohTV detected.\n");
+				ndpi_int_veohtv_add_connection(ndpi_struct, flow, NDPI_CORRELATED_PROTOCOL);
+				return;
+			}
+#endif
+			if (flow->l4.tcp.veoh_tv_stage == 2) {
+				NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask,
+											   NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV);
+				return;
+			}
+			NDPI_LOG(NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV, ndpi_struct, NDPI_LOG_DEBUG, "VeohTV detected.\n");
+			ndpi_int_veohtv_add_connection(ndpi_struct, flow, NDPI_CORRELATED_PROTOCOL);
+			return;
+		} else if (flow->packet_direction_counter[(flow->setup_packet_direction == 1) ? 0 : 1] > 3) {
+			if (flow->l4.tcp.veoh_tv_stage == 2) {
+				NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask,
+											   NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV);
+				return;
+			}
+			NDPI_LOG(NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV, ndpi_struct, NDPI_LOG_DEBUG, "VeohTV detected.\n");
+			ndpi_int_veohtv_add_connection(ndpi_struct, flow, NDPI_CORRELATED_PROTOCOL);
+			return;
+		} else {
+			if (flow->packet_counter > 10) {
+				if (flow->l4.tcp.veoh_tv_stage == 2) {
+					NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask,
+												   NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV);
+					return;
+				}
+				NDPI_LOG(NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV, ndpi_struct, NDPI_LOG_DEBUG, "VeohTV detected.\n");
+				ndpi_int_veohtv_add_connection(ndpi_struct, flow, NDPI_CORRELATED_PROTOCOL);
+				return;
+			}
+			return;
+		}
+	} else if (packet->udp) {
+		/* UDP packets from Veoh Client Player
+		 *
+		 * packet starts with 16 byte random? value
+		 * then a 4 byte mode value
+		 *   values between 21 and 26 has been seen 
+		 * then a 4 byte counter */
+
+		if (packet->payload_packet_len == 28 &&
+			get_u_int32_t(packet->payload, 16) == htonl(0x00000021) &&
+			get_u_int32_t(packet->payload, 20) == htonl(0x00000000) && get_u_int32_t(packet->payload, 24) == htonl(0x01040000)) {
+			NDPI_LOG(NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV, ndpi_struct, NDPI_LOG_DEBUG, "UDP VeohTV found.\n");
+			ndpi_int_veohtv_add_connection(ndpi_struct, flow, NDPI_REAL_PROTOCOL);
+			return;
+		}
+	}
+
+
+	NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask, NDPI_PROTOCOL_HTTP_APPLICATION_VEOHTV);
+}
+#endif