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Differential D21011 Diff 102438 sys/netinet/tcp_syncache.h

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sys/netinet/tcp_syncache.h

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*/ */
#define SCF_NOOPT 0x01 /* no TCP options */ #define SCF_NOOPT 0x01 /* no TCP options */
#define SCF_WINSCALE 0x02 /* negotiated window scaling */ #define SCF_WINSCALE 0x02 /* negotiated window scaling */
#define SCF_TIMESTAMP 0x04 /* negotiated timestamps */ #define SCF_TIMESTAMP 0x04 /* negotiated timestamps */
/* MSS is implicit */ /* MSS is implicit */
#define SCF_UNREACH 0x10 /* icmp unreachable received */ #define SCF_UNREACH 0x10 /* icmp unreachable received */
#define SCF_SIGNATURE 0x20 /* send MD5 digests */ #define SCF_SIGNATURE 0x20 /* send MD5 digests */
#define SCF_SACK 0x80 /* send SACK option */ #define SCF_SACK 0x80 /* send SACK option */
#define SCF_ECN_MASK 0x700 /* ECN codepoint mask */
#define SCF_ECN 0x100 /* send ECN setup packet */ #define SCF_ECN 0x100 /* send ECN setup packet */
#define SCF_ACE_N 0x200 /* send ACE non-ECT setup */ #define SCF_ACE_N 0x400 /* send ACE non-ECT setup */
#define SCF_ACE_0 0x400 /* send ACE ECT0 setup */ #define SCF_ACE_0 0x500 /* send ACE ECT0 setup */
#define SCF_ACE_1 0x800 /* send ACE ECT1 setup */ #define SCF_ACE_1 0x600 /* send ACE ECT1 setup */
#define SCF_ACE_CE 0x1000 /* send ACE CE setup */ #define SCF_ACE_CE 0x700 /* send ACE CE setup */
struct syncache_head { struct syncache_head {
struct mtx sch_mtx; struct mtx sch_mtx;
TAILQ_HEAD(sch_head, syncache) sch_bucket; TAILQ_HEAD(sch_head, syncache) sch_bucket;
struct callout sch_timer; struct callout sch_timer;
int sch_nextc; int sch_nextc;
u_int sch_length; u_int sch_length;
struct tcp_syncache *sch_sc; struct tcp_syncache *sch_sc;
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