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Cygwin: socket.h: add socket options added in recent Windows releases 

Add new socket options equivalent to their Linux counterpart.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2022-05-04 20:24:06 +02:00
parent 6238b1877d
commit 34a9570ff8
1 changed files with 21 additions and 0 deletions
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21
winsup/cygwin/include/cygwin/socket.h
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@ -248,10 +248,22 @@ struct OLD_msghdr
#define IP_BLOCK_SOURCE 17
#define IP_UNBLOCK_SOURCE 18
#define IP_PKTINFO 19
#define IP_RECVTTL 21
#define IP_UNICAST_IF 31
#define IP_RECVTOS 40
#define IP_MTU_DISCOVER 71
#define IP_MTU 73
#define IP_RECVERR 75
/* IP_MTU_DISCOVER optvals */
#define IP_PMTUDISC_WANT 0 /* Use per route hints */
#define IP_PMTUDISC_DO 1 /* Always DF */
#define IP_PMTUDISC_DONT 2 /* Never send DF frames */
#define IP_PMTUDISC_PROBE 3 /* Ignore dst pmtu */
/* IPv6 options for use with getsockopt/setsockopt */
#define IPV6_HOPOPTS 1
#define IPV6_HDRINCL 2
#define IPV6_UNICAST_HOPS 4
#define IPV6_MULTICAST_IF 9
#define IPV6_MULTICAST_HOPS 10
@ -270,6 +282,15 @@ struct OLD_msghdr
#define IPV6_RECVRTHDR 38
#define IPV6_TCLASS 39
#define IPV6_RECVTCLASS 40
#define IPV6_MTU_DISCOVER 71
#define IPV6_MTU 72
#define IPV6_RECVERR 75
/* IPV6_MTU_DISCOVER optvals */
#define IPV6_PMTUDISC_WANT 0 /* Use per route hints */
#define IPV6_PMTUDISC_DO 1 /* Always DF */
#define IPV6_PMTUDISC_DONT 2 /* Never send DF frames */
#define IPV6_PMTUDISC_PROBE 3 /* Ignore dst pmtu */
/* IP agnostic options for use with getsockopt/setsockopt */
#define MCAST_JOIN_GROUP 41