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update netinet/tcp.h for linux v4.2 

TCP_CC_INFO is a new socket option to get congestion control info without
netlink (union tcp_cc_info is in linux/inet_diag.h kernel header).
linux commit 6e9250f59ef9efb932c84850cd221f22c2a03c4a

TCP_SAVE_SYN, TCP_SAVED_SYN socket options are for saving and getting the
SYN headers of passive connections in a server application.
linux commit cd8ae85299d54155702a56811b2e035e63064d3d

Add new tcpi_* fields to struct tcp_info implementing RFC4898 counters.
linux commit 2efd055c53c06b7e89c167c98069bab9afce7e59
This commit is contained in:
Szabolcs Nagy 2015-09-08 19:50:26 +00:00 committed by Rich Felker
parent ecf02f4e8a
commit 4da2d96591
1 changed files with 7 additions and 0 deletions
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7
include/netinet/tcp.h
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@ -27,6 +27,9 @@
#define TCP_FASTOPEN 23
#define TCP_TIMESTAMP 24
#define TCP_NOTSENT_LOWAT 25
#define TCP_CC_INFO 26
#define TCP_SAVE_SYN 27
#define TCP_SAVED_SYN 28
#define TCP_ESTABLISHED 1
#define TCP_SYN_SENT 2
@ -177,6 +180,10 @@ struct tcp_info
uint32_t tcpi_total_retrans;
uint64_t tcpi_pacing_rate;
uint64_t tcpi_max_pacing_rate;
uint64_t tcpi_bytes_acked;
uint64_t tcpi_bytes_received;
uint32_t tcpi_segs_out;
uint32_t tcpi_segs_in;
};
#define TCP_MD5SIG_MAXKEYLEN 80