diff options
Diffstat (limited to 'sbin/ipf/libipf/printpacket.c')
| -rw-r--r-- | sbin/ipf/libipf/printpacket.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/sbin/ipf/libipf/printpacket.c b/sbin/ipf/libipf/printpacket.c index a48725a220e0..f8407c3a3102 100644 --- a/sbin/ipf/libipf/printpacket.c +++ b/sbin/ipf/libipf/printpacket.c @@ -13,12 +13,12 @@ # define IP_OFFMASK 0x3fff #endif - void printpacket(int dir, mb_t *m) { u_short len, off; tcphdr_t *tcp; + uint16_t tcpflags; ip_t *ip; ip = MTOD(m, ip_t *); @@ -82,24 +82,27 @@ printpacket(int dir, mb_t *m) if (!(off & IP_OFFMASK)) { if (ip->ip_p == IPPROTO_TCP || ip->ip_p == IPPROTO_UDP) PRINTF(",%d", ntohs(tcp->th_dport)); - if ((ip->ip_p == IPPROTO_TCP) && (tcp->th_flags != 0)) { + if ((ip->ip_p == IPPROTO_TCP) && + ((tcpflags = __tcp_get_flags(tcp)) != 0)) { putchar(' '); - if (tcp->th_flags & TH_FIN) + if (tcpflags & TH_FIN) putchar('F'); - if (tcp->th_flags & TH_SYN) + if (tcpflags & TH_SYN) putchar('S'); - if (tcp->th_flags & TH_RST) + if (tcpflags & TH_RST) putchar('R'); - if (tcp->th_flags & TH_PUSH) + if (tcpflags & TH_PUSH) putchar('P'); - if (tcp->th_flags & TH_ACK) + if (tcpflags & TH_ACK) putchar('A'); - if (tcp->th_flags & TH_URG) + if (tcpflags & TH_URG) putchar('U'); - if (tcp->th_flags & TH_ECN) + if (tcpflags & TH_ECN) putchar('E'); - if (tcp->th_flags & TH_CWR) - putchar('C'); + if (tcpflags & TH_CWR) + putchar('W'); + if (tcpflags & TH_AE) + putchar('e'); } } |