diff options
| author | Luca Deri <deri@ntop.org> | 2015-11-18 10:46:58 +0100 |
|---|---|---|
| committer | Luca Deri <deri@ntop.org> | 2015-11-18 10:46:58 +0100 |
| commit | 169c837613d256acdfa07609d21625936bd331bf (patch) | |
| tree | b2b6bc62e7039e6e9712f130ed5bee979318dd52 /src/lib/protocols | |
| parent | 33f38dd4378584e59f02429f5ccce79e87d69771 (diff) | |
Fix for https://github.com/ntop/nProbe/issues/7 for wrong RTP identification
Diffstat (limited to 'src/lib/protocols')
| -rw-r--r-- | src/lib/protocols/rtp.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/lib/protocols/rtp.c b/src/lib/protocols/rtp.c index 66630c192..17744ed95 100644 --- a/src/lib/protocols/rtp.c +++ b/src/lib/protocols/rtp.c @@ -37,6 +37,7 @@ static u_int8_t isValidMSRTPType(u_int8_t payloadType) { case 8: /* G.711 A-Law */ case 9: /* G.722 */ case 13: /* Comfort Noise */ + case 96: /* Dynamic RTP */ case 97: /* Redundant Audio Data Payload */ case 101: /* DTMF */ case 103: /* SILK Narrowband */ @@ -78,7 +79,7 @@ static void ndpi_rtp_search(struct ndpi_detection_module_struct *ndpi_struct, /* Check whether this is an RTP flow */ if((payload_len >= 12) - && ((payload[0] & 0xFF) == 0x80) /* RTP magic byte[1] */ + && (((payload[0] & 0xFF) == 0x80) || ((payload[0] & 0xFF) == 0xA0)) /* RTP magic byte[1] */ && ((payload_type < 72) || (payload_type > 76)) && ((payload_type <= 34) || ((payload_type >= 96) && (payload_type <= 127)) @@ -90,7 +91,7 @@ static void ndpi_rtp_search(struct ndpi_detection_module_struct *ndpi_struct, ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_RTP, NDPI_PROTOCOL_UNKNOWN); return; } else if((payload_len >= 12) - && ((payload[0] & 0xFF) == 0x80) /* RTP magic byte[1] */ + && (((payload[0] & 0xFF) == 0x80) || ((payload[0] & 0xFF) == 0xA0)) /* RTP magic byte[1] */ && (payloadType = isValidMSRTPType(payload[1] & 0xFF))) { if(payloadType == 1 /* RTP */) { NDPI_LOG(NDPI_PROTOCOL_RTP, ndpi_struct, NDPI_LOG_DEBUG, "Found MS Lync\n"); |