TCPHDR_URG
if (tcp_flags_mask & TCPHDR_URG) {
if (tcp_flags_key & TCPHDR_URG)
if (tcp_flags & TCPHDR_URG)
if (tcp_flags_mask & TCPHDR_URG)
TCPHDR_PSH | TCPHDR_URG)
if ((tcp_flags & (TCPHDR_PSH | TCPHDR_URG)) &&
TCPHDR_PSH | TCPHDR_ACK | TCPHDR_URG | \
TCP_SKB_CB(skb)->tcp_flags) & (TCPHDR_SYN | TCPHDR_RST | TCPHDR_URG)) ||
TCPHDR_URG) + 1] =
[TCPHDR_SYN|TCPHDR_URG] = 1,
[TCPHDR_FIN|TCPHDR_ACK|TCPHDR_URG] = 1,
[TCPHDR_ACK|TCPHDR_URG] = 1,