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| author | Michael Tuexen <tuexen@FreeBSD.org> | 2019-12-31 14:32:48 +0000 |
|---|---|---|
| committer | Michael Tuexen <tuexen@FreeBSD.org> | 2019-12-31 14:32:48 +0000 |
| commit | 493c98c6d2b52d2066a913203e4cbcee5a6080c2 (patch) | |
| tree | c07667576b4777e40394909d084784e4f873234b | |
| parent | 83a2839fb9bcd8fb9700c5df34e51ba07e1df542 (diff) | |
| download | src-493c98c6d2b52d2066a913203e4cbcee5a6080c2.tar.gz src-493c98c6d2b52d2066a913203e4cbcee5a6080c2.zip | |
Add flags for upcoming patches related to improved ECN handling.
No functional change.
Submitted by: Richard Scheffenegger
Reviewed by: rgrimes@, tuexen@
Differential Revision: https://reviews.freebsd.org/D22429
Notes
Notes:
svn path=/head/; revision=356227
| -rw-r--r-- | sys/netinet/tcp.h | 3 | ||||
| -rw-r--r-- | sys/netinet/tcp_syncache.h | 4 |
2 files changed, 6 insertions, 1 deletions
diff --git a/sys/netinet/tcp.h b/sys/netinet/tcp.h index 4e06c97920d6..528f3cd8dedd 100644 --- a/sys/netinet/tcp.h +++ b/sys/netinet/tcp.h @@ -71,8 +71,9 @@ struct tcphdr { #define TH_URG 0x20 #define TH_ECE 0x40 #define TH_CWR 0x80 +#define TH_AE 0x100 /* maps into th_x2 */ #define TH_FLAGS (TH_FIN|TH_SYN|TH_RST|TH_PUSH|TH_ACK|TH_URG|TH_ECE|TH_CWR) -#define PRINT_TH_FLAGS "\20\1FIN\2SYN\3RST\4PUSH\5ACK\6URG\7ECE\10CWR" +#define PRINT_TH_FLAGS "\20\1FIN\2SYN\3RST\4PUSH\5ACK\6URG\7ECE\10CWR\11AE" u_short th_win; /* window */ u_short th_sum; /* checksum */ diff --git a/sys/netinet/tcp_syncache.h b/sys/netinet/tcp_syncache.h index dd9d26a538df..27cbad42f9ae 100644 --- a/sys/netinet/tcp_syncache.h +++ b/sys/netinet/tcp_syncache.h @@ -90,6 +90,10 @@ struct syncache { #define SCF_SIGNATURE 0x20 /* send MD5 digests */ #define SCF_SACK 0x80 /* send SACK option */ #define SCF_ECN 0x100 /* send ECN setup packet */ +#define SCF_ACE_N 0x200 /* send ACE non-ECT setup */ +#define SCF_ACE_0 0x400 /* send ACE ECT0 setup */ +#define SCF_ACE_1 0x800 /* send ACE ECT1 setup */ +#define SCF_ACE_CE 0x1000 /* send ACE CE setup */ struct syncache_head { struct mtx sch_mtx; |