diff options
Diffstat (limited to 'src/lib/protocols')
| -rw-r--r-- | src/lib/protocols/maplestory.c | 95 | ||||
| -rw-r--r-- | src/lib/protocols/nexon.c | 75 |
2 files changed, 75 insertions, 95 deletions
diff --git a/src/lib/protocols/maplestory.c b/src/lib/protocols/maplestory.c deleted file mode 100644 index 20ecc3dbe..000000000 --- a/src/lib/protocols/maplestory.c +++ /dev/null @@ -1,95 +0,0 @@ -/* - * maplestory.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 <http://www.gnu.org/licenses/>. - * - */ - -#include "ndpi_protocol_ids.h" - -#define NDPI_CURRENT_PROTO NDPI_PROTOCOL_MAPLESTORY - -#include "ndpi_api.h" -#include "ndpi_private.h" - -static void ndpi_int_maplestory_add_connection(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) -{ - ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_MAPLESTORY, NDPI_PROTOCOL_UNKNOWN, NDPI_CONFIDENCE_DPI); -} - - -static void ndpi_search_maplestory(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) -{ - struct ndpi_packet_struct *packet = &ndpi_struct->packet; - - NDPI_LOG_DBG(ndpi_struct, "search maplestory\n"); - - if (packet->payload_packet_len == 16 - && (ntohl(get_u_int32_t(packet->payload, 0)) == 0x0e003a00 || ntohl(get_u_int32_t(packet->payload, 0)) == 0x0e003b00 - || ntohl(get_u_int32_t(packet->payload, 0)) == 0x0e004200) - && ntohs(get_u_int16_t(packet->payload, 4)) == 0x0100 && (packet->payload[6] == 0x32 || packet->payload[6] == 0x33)) { - NDPI_LOG_INFO(ndpi_struct, "found maplestory\n"); - ndpi_int_maplestory_add_connection(ndpi_struct, flow); - return; - } - - if (packet->payload_packet_len > NDPI_STATICSTRING_LEN("GET /maple") - && memcmp(packet->payload, "GET /maple", NDPI_STATICSTRING_LEN("GET /maple")) == 0) { - ndpi_parse_packet_line_info(ndpi_struct, flow); - /* Maplestory update */ - if (packet->payload_packet_len > NDPI_STATICSTRING_LEN("GET /maple/patch") - && packet->payload[NDPI_STATICSTRING_LEN("GET /maple")] == '/') { - if (packet->user_agent_line.ptr != NULL && packet->host_line.ptr != NULL - && packet->user_agent_line.len == NDPI_STATICSTRING_LEN("Patcher") - && packet->host_line.len > NDPI_STATICSTRING_LEN("patch.") - && memcmp(&packet->payload[NDPI_STATICSTRING_LEN("GET /maple/")], "patch", - NDPI_STATICSTRING_LEN("patch")) == 0 - && memcmp(packet->user_agent_line.ptr, "Patcher", NDPI_STATICSTRING_LEN("Patcher")) == 0 - && memcmp(packet->host_line.ptr, "patch.", NDPI_STATICSTRING_LEN("patch.")) == 0) { - NDPI_LOG_INFO(ndpi_struct, "found maplestory update\n"); - ndpi_int_maplestory_add_connection(ndpi_struct, flow); - return; - } - } else if (packet->user_agent_line.ptr != NULL && packet->user_agent_line.len == NDPI_STATICSTRING_LEN("AspINet") - && memcmp(&packet->payload[NDPI_STATICSTRING_LEN("GET /maple")], "story/", - NDPI_STATICSTRING_LEN("story/")) == 0 - && memcmp(packet->user_agent_line.ptr, "AspINet", NDPI_STATICSTRING_LEN("AspINet")) == 0) { - NDPI_LOG_INFO(ndpi_struct, "found maplestory update\n"); - ndpi_int_maplestory_add_connection(ndpi_struct, flow); - return; - } - } - - NDPI_EXCLUDE_PROTO(ndpi_struct, flow); - -} - - -void init_maplestory_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id) -{ - ndpi_set_bitmask_protocol_detection("MapleStory", ndpi_struct, *id, - NDPI_PROTOCOL_MAPLESTORY, - ndpi_search_maplestory, - NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_TCP_WITH_PAYLOAD_WITHOUT_RETRANSMISSION, - SAVE_DETECTION_BITMASK_AS_UNKNOWN, - ADD_TO_DETECTION_BITMASK); - - *id += 1; -} diff --git a/src/lib/protocols/nexon.c b/src/lib/protocols/nexon.c new file mode 100644 index 000000000..df5f29be4 --- /dev/null +++ b/src/lib/protocols/nexon.c @@ -0,0 +1,75 @@ +/* + * nexon.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 <http://www.gnu.org/licenses/>. + * + */ + +#include "ndpi_protocol_ids.h" + +#define NDPI_CURRENT_PROTO NDPI_PROTOCOL_NEXON + +#include "ndpi_api.h" +#include "ndpi_private.h" + +static void ndpi_int_nexon_add_connection(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) +{ + ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_NEXON, NDPI_PROTOCOL_UNKNOWN, NDPI_CONFIDENCE_DPI); +} + + +static void ndpi_search_nexon(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) +{ + struct ndpi_packet_struct *packet = &ndpi_struct->packet; + + NDPI_LOG_DBG(ndpi_struct, "search nexon\n"); + + if(packet->payload_packet_len == 24 && + ntohl(get_u_int32_t(packet->payload, 0)) == 0x18000000 && + ntohl(get_u_int32_t(packet->payload, 4)) == 0x64000000) { + NDPI_LOG_INFO(ndpi_struct, "found nexon\n"); + ndpi_int_nexon_add_connection(ndpi_struct, flow); + return; + } + if(packet->payload_packet_len == 20 && + ntohl(get_u_int32_t(packet->payload, 4)) == 0x163A992E) { + NDPI_LOG_INFO(ndpi_struct, "found nexon\n"); + ndpi_int_nexon_add_connection(ndpi_struct, flow); + return; + } + + /* TODO: detect UDP traffic */ + + NDPI_EXCLUDE_PROTO(ndpi_struct, flow); + +} + + +void init_nexon_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id) +{ + ndpi_set_bitmask_protocol_detection("Nexon", ndpi_struct, *id, + NDPI_PROTOCOL_NEXON, + ndpi_search_nexon, + NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_TCP_WITH_PAYLOAD_WITHOUT_RETRANSMISSION, + SAVE_DETECTION_BITMASK_AS_UNKNOWN, + ADD_TO_DETECTION_BITMASK); + + *id += 1; +} |