diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/include/ndpi_private.h | 1 | ||||
| -rw-r--r-- | src/include/ndpi_protocol_ids.h | 1 | ||||
| -rw-r--r-- | src/lib/ndpi_main.c | 7 | ||||
| -rw-r--r-- | src/lib/protocols/nano.c | 92 |
4 files changed, 101 insertions, 0 deletions
diff --git a/src/include/ndpi_private.h b/src/include/ndpi_private.h index 574a68419..3a43e644b 100644 --- a/src/include/ndpi_private.h +++ b/src/include/ndpi_private.h @@ -917,6 +917,7 @@ void init_zug_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int3 void init_jrmi_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id); void init_ripe_atlas_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id); void init_cloudflare_warp_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id); +void init_nano_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id); #endif diff --git a/src/include/ndpi_protocol_ids.h b/src/include/ndpi_protocol_ids.h index 9eb3d5a9a..58159930e 100644 --- a/src/include/ndpi_protocol_ids.h +++ b/src/include/ndpi_protocol_ids.h @@ -448,6 +448,7 @@ typedef enum { NDPI_PROTOCOL_RIPE_ATLAS = 417, NDPI_PROTOCOL_HLS = 418, NDPI_PROTOCOL_CLICKHOUSE = 419, + NDPI_PROTOCOL_NANO = 420, #ifdef CUSTOM_NDPI_PROTOCOLS #include "../../../nDPI-custom/custom_ndpi_protocol_ids.h" diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c index 87686ca10..902562d98 100644 --- a/src/lib/ndpi_main.c +++ b/src/lib/ndpi_main.c @@ -2290,6 +2290,10 @@ static void ndpi_init_protocol_defaults(struct ndpi_detection_module_struct *ndp "ClickHouse", NDPI_PROTOCOL_CATEGORY_DATABASE, ndpi_build_default_ports(ports_a, 0, 0, 0, 0, 0) /* TCP */, ndpi_build_default_ports(ports_b, 0, 0, 0, 0, 0) /* UDP */); + ndpi_set_proto_defaults(ndpi_str, 1 /* cleartext */, 0 /* nw proto */, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_NANO, + "Nano", NDPI_PROTOCOL_CATEGORY_CRYPTO_CURRENCY, + ndpi_build_default_ports(ports_a, 7075, 0, 0, 0, 0) /* TCP */, + ndpi_build_default_ports(ports_b, 0, 0, 0, 0, 0) /* UDP */); #ifdef CUSTOM_NDPI_PROTOCOLS #include "../../../nDPI-custom/custom_ndpi_main.c" @@ -6193,6 +6197,9 @@ static int ndpi_callback_init(struct ndpi_detection_module_struct *ndpi_str) { /* Cloudflare WARP */ init_cloudflare_warp_dissector(ndpi_str, &a); + /* Nano Cryptocurrency Protocol */ + init_nano_dissector(ndpi_str, &a); + #ifdef CUSTOM_NDPI_PROTOCOLS #include "../../../nDPI-custom/custom_ndpi_main_init.c" #endif diff --git a/src/lib/protocols/nano.c b/src/lib/protocols/nano.c new file mode 100644 index 000000000..861614b82 --- /dev/null +++ b/src/lib/protocols/nano.c @@ -0,0 +1,92 @@ +/* + * nano.c + * + * Nano Network Protocol + * + * Copyright (C) 2024 - ntop.org + * Copyright (C) 2024 - V.G <v.gavrilov@securitycode.ru> + * + * 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_protocol_ids.h" + +#define NDPI_CURRENT_PROTO NDPI_PROTOCOL_NANO + +#include "ndpi_api.h" +#include "ndpi_private.h" + +/* + * Look for the latest version at https://docs.nano.org/releases/node-releases + */ +#define NANO_MIN_PROTOCOL_VER 18 +#define NANO_MAX_PROTOCOL_VER 20 + +static void ndpi_int_nano_add_connection(struct ndpi_detection_module_struct *ndpi_struct, + struct ndpi_flow_struct *flow) +{ + NDPI_LOG_INFO(ndpi_struct, "found Nano Network Protocol\n"); + + ndpi_set_detected_protocol(ndpi_struct, flow, + NDPI_PROTOCOL_NANO, NDPI_PROTOCOL_UNKNOWN, + NDPI_CONFIDENCE_DPI); + + if(ndpi_struct->mining_cache) + { + ndpi_lru_add_to_cache(ndpi_struct->mining_cache, mining_make_lru_cache_key(flow), + NDPI_PROTOCOL_NANO, ndpi_get_current_time(flow)); + } +} + +static void ndpi_search_nano(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 Nano Network Protocol\n"); + + if (packet->payload_packet_len > 32 && + packet->payload[0] == 'R' && packet->payload[1] == 'C') + { + const u_int8_t max_ver = packet->payload[2]; + const u_int8_t use_ver = packet->payload[3]; + const u_int8_t min_ver = packet->payload[4]; + + if (max_ver == NANO_MAX_PROTOCOL_VER && + use_ver <= NANO_MAX_PROTOCOL_VER && use_ver >= NANO_MIN_PROTOCOL_VER && + min_ver >= NANO_MIN_PROTOCOL_VER && min_ver < NANO_MAX_PROTOCOL_VER && + packet->payload[5] <= 0x0F) + { + ndpi_int_nano_add_connection(ndpi_struct, flow); + return; + } + } + + NDPI_EXCLUDE_PROTO(ndpi_struct, flow); +} + +void init_nano_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id) +{ + ndpi_set_bitmask_protocol_detection("Nano", ndpi_struct, *id, + NDPI_PROTOCOL_NANO, + ndpi_search_nano, + NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_TCP_WITH_PAYLOAD_WITHOUT_RETRANSMISSION, + SAVE_DETECTION_BITMASK_AS_UNKNOWN, + ADD_TO_DETECTION_BITMASK); + + *id += 1; +} |