nDPI/src/lib/protocols/corba.c
2015-04-19 07:25:59 +02:00

48 lines
1.9 KiB
C

/*
* corba.c
*
* Copyright (C) 2013 Remy Mudingay <mudingay@ill.fr>
*
* This module 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.
*
* This module 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.
* If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "ndpi_api.h"
#ifdef NDPI_PROTOCOL_CORBA
static void ndpi_int_corba_add_connection(struct ndpi_detection_module_struct
*ndpi_struct, struct ndpi_flow_struct *flow)
{
ndpi_int_add_connection(ndpi_struct, flow, NDPI_PROTOCOL_CORBA, NDPI_CORRELATED_PROTOCOL);
}
void ndpi_search_corba(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow)
{
struct ndpi_packet_struct *packet = &flow->packet;
NDPI_LOG(NDPI_PROTOCOL_CORBA, ndpi_struct, NDPI_LOG_DEBUG, "search for CORBA.\n");
if(packet->tcp != NULL) {
NDPI_LOG(NDPI_PROTOCOL_CORBA, ndpi_struct, NDPI_LOG_DEBUG, "calculating CORBA over tcp.\n");
/* Corba General Inter-ORB Protocol -> GIOP */
if ((packet->payload_packet_len >= 24 && packet->payload_packet_len <= 144) &&
memcmp(packet->payload, "GIOP", 4) == 0) {
NDPI_LOG(NDPI_PROTOCOL_CORBA, ndpi_struct, NDPI_LOG_DEBUG, "found corba.\n");
ndpi_int_corba_add_connection(ndpi_struct, flow);
}
} else {
NDPI_LOG(NDPI_PROTOCOL_CORBA, ndpi_struct, NDPI_LOG_DEBUG, "exclude CORBA.\n");
NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask, NDPI_PROTOCOL_CORBA);
}
}
#endif