On Saturday 2010-06-12 07:59, Changli Gao wrote:
>--- a/include/net/tcp.h
>+++ b/include/net/tcp.h
>@@ -602,6 +602,17 @@ extern u32 __tcp_select_window(struct sock *sk);
> */
> #define tcp_time_stamp ((__u32)(jiffies))
>
>+#define tcp_flag_byte(th) (((u_int8_t *)th)[13])
>+
>+#define TH_FIN 0x01
>+#define TH_SYN 0x02
>+#define TH_RST 0x04
>+#define TH_PUSH 0x08
>+#define TH_ACK 0x10
>+#define TH_URG 0x20
>+#define TH_ECE 0x40
>+#define TH_CWR 0x80
I'd prefer something less generic, like TCPHDR_{FIN,SYN,etc}.
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