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head/contrib/ntp/sntp/networking.c
| Show First 20 Lines • Show All 130 Lines • ▼ Show 20 Lines | process_pkt ( | ||||
| */ | */ | ||||
| if (pkt_len < (int)LEN_PKT_NOMAC || (pkt_len & 3) != 0) { | if (pkt_len < (int)LEN_PKT_NOMAC || (pkt_len & 3) != 0) { | ||||
| msyslog(LOG_ERR, | msyslog(LOG_ERR, | ||||
| "%s: Incredible packet length: %d. Discarding.", | "%s: Incredible packet length: %d. Discarding.", | ||||
| func_name, pkt_len); | func_name, pkt_len); | ||||
| return PACKET_UNUSEABLE; | return PACKET_UNUSEABLE; | ||||
| } | } | ||||
| /* Note: pkt_len must be a multiple of 4 at this point! */ | /* Note: pkt_len must be a multiple of 4 at this point! */ | ||||
| packet_end = (u_int32*)((char*)rpkt + pkt_len); | packet_end = (void*)((char*)rpkt + pkt_len); | ||||
| exten_end = skip_efields(rpkt->exten, packet_end); | exten_end = skip_efields(rpkt->exten, packet_end); | ||||
| if (NULL == exten_end) { | if (NULL == exten_end) { | ||||
| msyslog(LOG_ERR, | msyslog(LOG_ERR, | ||||
| "%s: Missing extension field. Discarding.", | "%s: Missing extension field. Discarding.", | ||||
| func_name); | func_name); | ||||
| return PACKET_UNUSEABLE; | return PACKET_UNUSEABLE; | ||||
| } | } | ||||
| /* get size of MAC in cells; can be zero */ | /* get size of MAC in cells; can be zero */ | ||||
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