text: /*
   * tvuplayer.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_protocols.h"
  #ifdef NDPI_PROTOCOL_TVUPLAYER
  
  
  static void ndpi_int_tvuplayer_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_TVUPLAYER, protocol_type);
  }
  
  void ndpi_search_tvuplayer(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;
  
    NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "search tvuplayer.  \n");
  
  
  
    if (packet->tcp != NULL) {
      if ((packet->payload_packet_len == 36 || packet->payload_packet_len == 24)
  	&& packet->payload[0] == 0x00
  	&& ntohl(get_u_int32_t(packet->payload, 2)) == 0x31323334
  	&& ntohl(get_u_int32_t(packet->payload, 6)) == 0x35363837 && packet->payload[10] == 0x01) {
        NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "found tvuplayer over tcp.  \n");
        ndpi_int_tvuplayer_add_connection(ndpi_struct, flow, NDPI_REAL_PROTOCOL);
        return;
      }
  
      if (packet->payload_packet_len >= 50) {
  
        if (memcmp(packet->payload, "POST", 4) || memcmp(packet->payload, "GET", 3)) {
  	NDPI_PARSE_PACKET_LINE_INFO(ndpi_struct, flow, packet);
  	if (packet->user_agent_line.ptr != NULL &&
  	    packet->user_agent_line.len >= 8 && (memcmp(packet->user_agent_line.ptr, "MacTVUP", 7) == 0)) {
  	  NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "Found user agent as MacTVUP.\n");
  	  ndpi_int_tvuplayer_add_connection(ndpi_struct, flow, NDPI_CORRELATED_PROTOCOL);
  	  return;
  	}
        }
      }
    }
  
    if (packet->udp != NULL) {
  
      if (packet->payload_packet_len == 56 &&
  	packet->payload[0] == 0xff
  	&& packet->payload[1] == 0xff && packet->payload[2] == 0x00
  	&& packet->payload[3] == 0x01
  	&& packet->payload[12] == 0x02 && packet->payload[13] == 0xff
  	&& packet->payload[19] == 0x2c && ((packet->payload[26] == 0x05 && packet->payload[27] == 0x14)
  					   || (packet->payload[26] == 0x14 && packet->payload[27] == 0x05))) {
        NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "found tvuplayer pattern type I.  \n");
        ndpi_int_tvuplayer_add_connection(ndpi_struct, flow, NDPI_REAL_PROTOCOL);
        return;
      }
      if (packet->payload_packet_len == 82
  	&& packet->payload[0] == 0x00 && packet->payload[2] == 0x00
  	&& packet->payload[10] == 0x00 && packet->payload[11] == 0x00
  	&& packet->payload[12] == 0x01 && packet->payload[13] == 0xff
  	&& packet->payload[19] == 0x14 && packet->payload[32] == 0x03
  	&& packet->payload[33] == 0xff && packet->payload[34] == 0x01
  	&& packet->payload[39] == 0x32 && ((packet->payload[46] == 0x05 && packet->payload[47] == 0x14)
  					   || (packet->payload[46] == 0x14 && packet->payload[47] == 0x05))) {
        NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "found tvuplayer pattern type II.  \n");
        ndpi_int_tvuplayer_add_connection(ndpi_struct, flow, NDPI_REAL_PROTOCOL);
        return;
      }
      if (packet->payload_packet_len == 32
  	&& packet->payload[0] == 0x00 && packet->payload[2] == 0x00
  	&& (packet->payload[10] == 0x00 || packet->payload[10] == 0x65
  	    || packet->payload[10] == 0x7e || packet->payload[10] == 0x49)
  	&& (packet->payload[11] == 0x00 || packet->payload[11] == 0x57
  	    || packet->payload[11] == 0x06 || packet->payload[11] == 0x22)
  	&& packet->payload[12] == 0x01 && (packet->payload[13] == 0xff || packet->payload[13] == 0x01)
  	&& packet->payload[19] == 0x14) {
        NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "found tvuplayer pattern type III.  \n");
        ndpi_int_tvuplayer_add_connection(ndpi_struct, flow, NDPI_REAL_PROTOCOL);
        return;
      }
      if (packet->payload_packet_len == 84
  	&& packet->payload[0] == 0x00 && packet->payload[2] == 0x00
  	&& packet->payload[10] == 0x00 && packet->payload[11] == 0x00
  	&& packet->payload[12] == 0x01 && packet->payload[13] == 0xff
  	&& packet->payload[19] == 0x14 && packet->payload[32] == 0x03
  	&& packet->payload[33] == 0xff && packet->payload[34] == 0x01 && packet->payload[39] == 0x34) {
        NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "found tvuplayer pattern type IV.  \n");
        ndpi_int_tvuplayer_add_connection(ndpi_struct, flow, NDPI_REAL_PROTOCOL);
        return;
      }
      if (packet->payload_packet_len == 102
  	&& packet->payload[0] == 0x00 && packet->payload[2] == 0x00
  	&& packet->payload[10] == 0x00 && packet->payload[11] == 0x00
  	&& packet->payload[12] == 0x01 && packet->payload[13] == 0xff
  	&& packet->payload[19] == 0x14 && packet->payload[33] == 0xff && packet->payload[39] == 0x14) {
        NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "found tvuplayer pattern type V.  \n");
        ndpi_int_tvuplayer_add_connection(ndpi_struct, flow, NDPI_REAL_PROTOCOL);
        return;
      }
      if (packet->payload_packet_len == 62 && packet->payload[0] == 0x00 && packet->payload[2] == 0x00
  	//&& packet->payload[10] == 0x00 && packet->payload[11] == 0x00
  	&& packet->payload[12] == 0x03 && packet->payload[13] == 0xff
  	&& packet->payload[19] == 0x32 && ((packet->payload[26] == 0x05 && packet->payload[27] == 0x14)
  					   || (packet->payload[26] == 0x14 && packet->payload[27] == 0x05))) {
        NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "found tvuplayer pattern type VI.  \n");
        ndpi_int_tvuplayer_add_connection(ndpi_struct, flow, NDPI_REAL_PROTOCOL);
        return;
      }
      // to check, if byte 26, 27, 33,39 match
      if (packet->payload_packet_len == 60
  	&& packet->payload[0] == 0x00 && packet->payload[2] == 0x00
  	&& packet->payload[10] == 0x00 && packet->payload[11] == 0x00
  	&& packet->payload[12] == 0x06 && packet->payload[13] == 0x00 && packet->payload[19] == 0x30) {
        NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "found tvuplayer pattern type VII.  \n");
        ndpi_int_tvuplayer_add_connection(ndpi_struct, flow, NDPI_REAL_PROTOCOL);
        return;
      }
    }
  
    NDPI_LOG(NDPI_PROTOCOL_TVUPLAYER, ndpi_struct, NDPI_LOG_DEBUG, "exclude tvuplayer.  \n");
    NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask, NDPI_PROTOCOL_TVUPLAYER);
  
  }
  #endif
  