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authorrwatson <rwatson@FreeBSD.org>2008-12-10 11:03:16 +0000
committerrwatson <rwatson@FreeBSD.org>2008-12-10 11:03:16 +0000
commite455de69879cccdf034073ab3c02916a9dcc5e34 (patch)
tree987381ba973fafbe7a201af422a81579814eed6d /sys/netinet
parent5319dab7a9493f7ff6e7fd10ea8eea2d00d16669 (diff)
downloadFreeBSD-src-e455de69879cccdf034073ab3c02916a9dcc5e34.zip
FreeBSD-src-e455de69879cccdf034073ab3c02916a9dcc5e34.tar.gz
Move flag definitions for t_flags and t_oobflags below the definition of
struct tcpcb so that the structure definition is a bit more vertically compact. Can't yet fit it on one printed page, though. MFC after: pretty soon
Diffstat (limited to 'sys/netinet')
-rw-r--r--sys/netinet/tcp_var.h64
1 files changed, 36 insertions, 28 deletions
diff --git a/sys/netinet/tcp_var.h b/sys/netinet/tcp_var.h
index 3bef611..bb5c968 100644
--- a/sys/netinet/tcp_var.h
+++ b/sys/netinet/tcp_var.h
@@ -101,32 +101,6 @@ struct tcpcb {
struct inpcb *t_inpcb; /* back pointer to internet pcb */
int t_state; /* state of this connection */
u_int t_flags;
-#define TF_ACKNOW 0x000001 /* ack peer immediately */
-#define TF_DELACK 0x000002 /* ack, but try to delay it */
-#define TF_NODELAY 0x000004 /* don't delay packets to coalesce */
-#define TF_NOOPT 0x000008 /* don't use tcp options */
-#define TF_SENTFIN 0x000010 /* have sent FIN */
-#define TF_REQ_SCALE 0x000020 /* have/will request window scaling */
-#define TF_RCVD_SCALE 0x000040 /* other side has requested scaling */
-#define TF_REQ_TSTMP 0x000080 /* have/will request timestamps */
-#define TF_RCVD_TSTMP 0x000100 /* a timestamp was received in SYN */
-#define TF_SACK_PERMIT 0x000200 /* other side said I could SACK */
-#define TF_NEEDSYN 0x000400 /* send SYN (implicit state) */
-#define TF_NEEDFIN 0x000800 /* send FIN (implicit state) */
-#define TF_NOPUSH 0x001000 /* don't push */
-#define TF_MORETOCOME 0x010000 /* More data to be appended to sock */
-#define TF_LQ_OVERFLOW 0x020000 /* listen queue overflow */
-#define TF_LASTIDLE 0x040000 /* connection was previously idle */
-#define TF_RXWIN0SENT 0x080000 /* sent a receiver win 0 in response */
-#define TF_FASTRECOVERY 0x100000 /* in NewReno Fast Recovery */
-#define TF_WASFRECOVERY 0x200000 /* was in NewReno Fast Recovery */
-#define TF_SIGNATURE 0x400000 /* require MD5 digests (RFC2385) */
-#define TF_FORCEDATA 0x800000 /* force out a byte */
-#define TF_TSO 0x1000000 /* TSO enabled on this connection */
-#define TF_TOE 0x2000000 /* this connection is offloaded */
-#define TF_ECN_PERMIT 0x4000000 /* connection ECN-ready */
-#define TF_ECN_SND_CWR 0x8000000 /* ECN CWR in queue */
-#define TF_ECN_SND_ECE 0x10000000 /* ECN ECE in queue */
tcp_seq snd_una; /* send unacknowledged */
tcp_seq snd_max; /* highest sequence number sent;
@@ -180,8 +154,6 @@ struct tcpcb {
/* out-of-band data */
char t_oobflags; /* have some */
char t_iobc; /* input character */
-#define TCPOOB_HAVEDATA 0x01
-#define TCPOOB_HADDATA 0x02
/* RFC 1323 variables */
u_char snd_scale; /* window scaling for send window */
u_char rcv_scale; /* window scaling for recv window */
@@ -215,10 +187,46 @@ struct tcpcb {
void *t_toe; /* TOE pcb pointer */
};
+/*
+ * Flags and utility macros for the t_flags field.
+ */
+#define TF_ACKNOW 0x000001 /* ack peer immediately */
+#define TF_DELACK 0x000002 /* ack, but try to delay it */
+#define TF_NODELAY 0x000004 /* don't delay packets to coalesce */
+#define TF_NOOPT 0x000008 /* don't use tcp options */
+#define TF_SENTFIN 0x000010 /* have sent FIN */
+#define TF_REQ_SCALE 0x000020 /* have/will request window scaling */
+#define TF_RCVD_SCALE 0x000040 /* other side has requested scaling */
+#define TF_REQ_TSTMP 0x000080 /* have/will request timestamps */
+#define TF_RCVD_TSTMP 0x000100 /* a timestamp was received in SYN */
+#define TF_SACK_PERMIT 0x000200 /* other side said I could SACK */
+#define TF_NEEDSYN 0x000400 /* send SYN (implicit state) */
+#define TF_NEEDFIN 0x000800 /* send FIN (implicit state) */
+#define TF_NOPUSH 0x001000 /* don't push */
+#define TF_MORETOCOME 0x010000 /* More data to be appended to sock */
+#define TF_LQ_OVERFLOW 0x020000 /* listen queue overflow */
+#define TF_LASTIDLE 0x040000 /* connection was previously idle */
+#define TF_RXWIN0SENT 0x080000 /* sent a receiver win 0 in response */
+#define TF_FASTRECOVERY 0x100000 /* in NewReno Fast Recovery */
+#define TF_WASFRECOVERY 0x200000 /* was in NewReno Fast Recovery */
+#define TF_SIGNATURE 0x400000 /* require MD5 digests (RFC2385) */
+#define TF_FORCEDATA 0x800000 /* force out a byte */
+#define TF_TSO 0x1000000 /* TSO enabled on this connection */
+#define TF_TOE 0x2000000 /* this connection is offloaded */
+#define TF_ECN_PERMIT 0x4000000 /* connection ECN-ready */
+#define TF_ECN_SND_CWR 0x8000000 /* ECN CWR in queue */
+#define TF_ECN_SND_ECE 0x10000000 /* ECN ECE in queue */
+
#define IN_FASTRECOVERY(tp) (tp->t_flags & TF_FASTRECOVERY)
#define ENTER_FASTRECOVERY(tp) tp->t_flags |= TF_FASTRECOVERY
#define EXIT_FASTRECOVERY(tp) tp->t_flags &= ~TF_FASTRECOVERY
+/*
+ * Flags for the t_oobflags field.
+ */
+#define TCPOOB_HAVEDATA 0x01
+#define TCPOOB_HADDATA 0x02
+
#ifdef TCP_SIGNATURE
/*
* Defines which are needed by the xform_tcp module and tcp_[in|out]put
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