/* * guildwars2.c * * Copyright (C) 2009-11 - ipoque GmbH * Copyright (C) 2011-25 - 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 . * */ #include "ndpi_protocol_ids.h" #define NDPI_CURRENT_PROTO NDPI_PROTOCOL_GUILDWARS2 #include "ndpi_api.h" #include "ndpi_private.h" static void ndpi_search_guildwars2_tcp(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) { struct ndpi_packet_struct const * const packet = &ndpi_struct->packet; NDPI_LOG_DBG(ndpi_struct, "search Guild Wars 2\n"); if (packet->payload_packet_len > 50) { /* The connection starts with this preamble containing client info. * The TLS handshake begins around packet 12. */ if ((memcmp(packet->payload, "P /Sts/Connect STS/1.0", 22) == 0) || (memcmp(packet->payload, "P /Auth/StartTls STS/1.0", 24) == 0) || (memcmp(packet->payload, "STS/1.0 400 Success", 19) == 0)) { NDPI_LOG_INFO(ndpi_struct, "found Guild Wars 2\n"); ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_GUILDWARS2, NDPI_PROTOCOL_UNKNOWN, NDPI_CONFIDENCE_DPI); return; } } NDPI_EXCLUDE_DISSECTOR(ndpi_struct, flow); } void init_guildwars2_dissector(struct ndpi_detection_module_struct *ndpi_struct) { register_dissector("GuildWars2", ndpi_struct, ndpi_search_guildwars2_tcp, NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_TCP_WITH_PAYLOAD_WITHOUT_RETRANSMISSION, 1, NDPI_PROTOCOL_GUILDWARS2); }