diff options
Diffstat (limited to 'src/lib/protocols/apple_push.c')
| -rw-r--r-- | src/lib/protocols/apple_push.c | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/src/lib/protocols/apple_push.c b/src/lib/protocols/apple_push.c index 6930dba86..45346e07b 100644 --- a/src/lib/protocols/apple_push.c +++ b/src/lib/protocols/apple_push.c @@ -31,20 +31,22 @@ static void ndpi_check_apple_push(struct ndpi_detection_module_struct *ndpi_stru struct ndpi_flow_struct *flow) { struct ndpi_packet_struct *packet = &flow->packet; - /* https://support.apple.com/en-us/HT203609 */ - if(((ntohl(packet->iph->saddr) & 0xFF000000 /* 255.0.0.0 */) == 0x11000000 /* 17.0.0.0/8 */) - || ((ntohl(packet->iph->daddr) & 0xFF000000 /* 255.0.0.0 */) == 0x11000000 /* 17.0.0.0/8 */)) { - u_int16_t apple_push_port = ntohs(5223); - u_int16_t notification_apn_port = ntohs(2195); - u_int16_t apn_feedback_port = ntohs(2196); - - if(((packet->tcp->source == apple_push_port) || (packet->tcp->dest == apple_push_port)) - || ((packet->tcp->source == notification_apn_port) || (packet->tcp->dest == notification_apn_port)) - || ((packet->tcp->source == apn_feedback_port) || (packet->tcp->dest == apn_feedback_port)) - ) { - NDPI_LOG_INFO(ndpi_struct, "found apple_push\n"); - ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_APPLE_PUSH, NDPI_PROTOCOL_UNKNOWN); - return; + if(packet->iph) { + /* https://support.apple.com/en-us/HT203609 */ + if(((ntohl(packet->iph->saddr) & 0xFF000000 /* 255.0.0.0 */) == 0x11000000 /* 17.0.0.0/8 */) + || ((ntohl(packet->iph->daddr) & 0xFF000000 /* 255.0.0.0 */) == 0x11000000 /* 17.0.0.0/8 */)) { + u_int16_t apple_push_port = ntohs(5223); + u_int16_t notification_apn_port = ntohs(2195); + u_int16_t apn_feedback_port = ntohs(2196); + + if(((packet->tcp->source == apple_push_port) || (packet->tcp->dest == apple_push_port)) + || ((packet->tcp->source == notification_apn_port) || (packet->tcp->dest == notification_apn_port)) + || ((packet->tcp->source == apn_feedback_port) || (packet->tcp->dest == apn_feedback_port)) + ) { + NDPI_LOG_INFO(ndpi_struct, "found apple_push\n"); + ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_APPLE_PUSH, NDPI_PROTOCOL_UNKNOWN); + return; + } } } |