diff options
Diffstat (limited to 'src/lib/protocols/winmx.c')
| -rw-r--r-- | src/lib/protocols/winmx.c | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/src/lib/protocols/winmx.c b/src/lib/protocols/winmx.c deleted file mode 100644 index 31d4b1ed6..000000000 --- a/src/lib/protocols/winmx.c +++ /dev/null @@ -1,117 +0,0 @@ -/* - * winmx.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_WINMX - - -static void ndpi_int_winmx_add_connection(struct ndpi_detection_module_struct - *ndpi_struct, struct ndpi_flow_struct *flow); - -static void ndpi_int_winmx_add_connection(struct ndpi_detection_module_struct - *ndpi_struct, struct ndpi_flow_struct *flow) -{ - ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_WINMX, NDPI_PROTOCOL_UNKNOWN); -} - - -void ndpi_search_winmx_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 (flow->l4.tcp.winmx_stage == 0) { - if (packet->payload_packet_len == 1 || (packet->payload_packet_len > 1 && packet->payload[0] == 0x31)) { - return; - } - /* did not see this pattern in any trace that we have */ - if (((packet->payload_packet_len) == 4) - && (memcmp(packet->payload, "SEND", 4) == 0)) { - - NDPI_LOG(NDPI_PROTOCOL_WINMX, ndpi_struct, NDPI_LOG_DEBUG, "maybe WinMX Send\n"); - flow->l4.tcp.winmx_stage = 1; - return; - } - - if (((packet->payload_packet_len) == 3) - && (memcmp(packet->payload, "GET", 3) == 0)) { - NDPI_LOG(NDPI_PROTOCOL_WINMX, ndpi_struct, NDPI_LOG_DEBUG, "found winmx by GET\n"); - ndpi_int_winmx_add_connection(ndpi_struct, flow); - return; - } - - - if (packet->payload_packet_len == 149 && packet->payload[0] == '8') { - NDPI_LOG(NDPI_PROTOCOL_WINMX, ndpi_struct, NDPI_LOG_DEBUG, "maybe WinMX\n"); - if (get_u_int32_t(packet->payload, 17) == 0 - && get_u_int32_t(packet->payload, 21) == 0 - && get_u_int32_t(packet->payload, 25) == 0 - && get_u_int16_t(packet->payload, 39) == 0 && get_u_int16_t(packet->payload, 135) == htons(0x7edf) - && get_u_int16_t(packet->payload, 147) == htons(0xf792)) { - - NDPI_LOG(NDPI_PROTOCOL_WINMX, ndpi_struct, NDPI_LOG_DEBUG, - "found winmx by pattern in first packet\n"); - ndpi_int_winmx_add_connection(ndpi_struct, flow); - return; - } - } - /* did not see this pattern in any trace that we have */ - } else if (flow->l4.tcp.winmx_stage == 1) { - if (packet->payload_packet_len > 10 && packet->payload_packet_len < 1000) { - u_int16_t left = packet->payload_packet_len - 1; - while (left > 0) { - if (packet->payload[left] == ' ') { - NDPI_LOG(NDPI_PROTOCOL_WINMX, ndpi_struct, NDPI_LOG_DEBUG, "found winmx in second packet\n"); - ndpi_int_winmx_add_connection(ndpi_struct, flow); - return; - } else if (packet->payload[left] < '0' || packet->payload[left] > '9') { - break; - } - left--; - } - } - } - - NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask, NDPI_PROTOCOL_WINMX); -} - - -void init_winmx_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id, NDPI_PROTOCOL_BITMASK *detection_bitmask) -{ - ndpi_set_bitmask_protocol_detection("WinMX", ndpi_struct, detection_bitmask, *id, - NDPI_PROTOCOL_WINMX, - ndpi_search_winmx_tcp, - NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_TCP_WITH_PAYLOAD_WITHOUT_RETRANSMISSION, - SAVE_DETECTION_BITMASK_AS_UNKNOWN, - ADD_TO_DETECTION_BITMASK); - - *id += 1; -} - -#endif |