diff options
| -rw-r--r-- | src/lib/protocols/skype.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/src/lib/protocols/skype.c b/src/lib/protocols/skype.c index 698fff052..dbc960b3e 100644 --- a/src/lib/protocols/skype.c +++ b/src/lib/protocols/skype.c @@ -23,9 +23,16 @@ #include "ndpi_api.h" +static void ndpi_skype_report_protocol(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) { + u_int16_t proto = (flow->protos.stun_ssl.stun.num_binding_requests < 4) ? NDPI_PROTOCOL_SKYPE_CALL_IN : NDPI_PROTOCOL_SKYPE_CALL_OUT; -static void ndpi_check_skype(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) -{ + printf("-> payload_len=%u\n", flow->packet.payload_packet_len); + + NDPI_LOG_INFO(ndpi_struct, "found skype\n"); + ndpi_set_detected_protocol(ndpi_struct, flow, proto, NDPI_PROTOCOL_SKYPE); +} + +static void ndpi_check_skype(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) { struct ndpi_packet_struct *packet = &flow->packet; // const u_int8_t *packet_payload = packet->payload; u_int32_t payload_len = packet->payload_packet_len; @@ -47,8 +54,7 @@ static void ndpi_check_skype(struct ndpi_detection_module_struct *ndpi_struct, s ((payload_len >= 16) && (packet->payload[0] != 0x30) /* Avoid invalid SNMP detection */ && (packet->payload[2] == 0x02))) { - NDPI_LOG_INFO(ndpi_struct, "found skype\n"); - ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_SKYPE, NDPI_PROTOCOL_UNKNOWN); + ndpi_skype_report_protocol(ndpi_struct, flow); } } return; @@ -71,9 +77,9 @@ static void ndpi_check_skype(struct ndpi_detection_module_struct *ndpi_struct, s if((payload_len == 8) || (payload_len == 3) || (payload_len == 17)) { // printf("[SKYPE] payload_len=%u\n", payload_len); /* printf("[SKYPE] %u/%u\n", ntohs(packet->tcp->source), ntohs(packet->tcp->dest)); */ - + NDPI_LOG_INFO(ndpi_struct, "found skype\n"); - ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_SKYPE, NDPI_PROTOCOL_UNKNOWN); + ndpi_skype_report_protocol(ndpi_struct, flow); } else { // printf("NO [SKYPE] payload_len=%u\n", payload_len); } |