diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/bits/in.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/bits/in.h | 74 |
1 files changed, 62 insertions, 12 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/in.h b/sysdeps/unix/sysv/linux/bits/in.h index 2e9b66fc4c..5f8d8d6fd9 100644 --- a/sysdeps/unix/sysv/linux/bits/in.h +++ b/sysdeps/unix/sysv/linux/bits/in.h @@ -25,19 +25,41 @@ /* Options for use with `getsockopt' and `setsockopt' at the IP level. The first word in the comment at the right is the data type used; "bool" means a boolean value stored in an `int'. */ -#define IP_TOS 1 /* int; IP type of service and precedence. */ -#define IP_TTL 2 /* int; IP time to live. */ -#define IP_HDRINCL 3 /* int; Header is included with data. */ -#define IP_OPTIONS 4 /* ip_opts; IP per-packet options. */ +#define IP_TOS 1 /* int; IP type of service and precedence. */ +#define IP_TTL 2 /* int; IP time to live. */ +#define IP_HDRINCL 3 /* int; Header is included with data. */ +#define IP_OPTIONS 4 /* ip_opts; IP per-packet options. */ +#define IP_ROUTER_ALERT 5 /* bool */ +#define IP_RECVOPTS 6 /* bool */ +#define IP_RETOPTS 7 /* bool */ +#define IP_PKTINFO 8 /* bool */ +#define IP_PKTOPTIONS 9 +#define IP_PMTUDISC 10 /* obsolete name? */ +#define IP_MTU_DISCOVER 10 /* int; see below */ +#define IP_RECVERR 11 /* bool */ +#define IP_RECVTTL 12 /* bool */ +#define IP_RECVTOS 13 /* bool */ #define IP_MULTICAST_IF 32 /* in_addr; set/get IP multicast i/f */ #define IP_MULTICAST_TTL 33 /* u_char; set/get IP multicast ttl */ #define IP_MULTICAST_LOOP 34 /* i_char; set/get IP multicast loopback */ #define IP_ADD_MEMBERSHIP 35 /* ip_mreq; add an IP group membership */ #define IP_DROP_MEMBERSHIP 36 /* ip_mreq; drop an IP group membership */ +/* For BSD compatibility. */ +#define IP_RECVRETOPTS IP_RETOPTS + +/* IP_MTU_DISCOVER arguments. */ +#define IP_PMTUDISC_DONT 0 /* Never send DF frames. */ +#define IP_PMTUDISC_WANT 1 /* Use per route hints. */ +#define IP_PMTUDISC_DO 2 /* Always DF. */ + /* To select the IP level. */ #define SOL_IP 0 +#define IP_DEFAULT_MULTICAST_TTL 1 +#define IP_DEFAULT_MULTICAST_LOOP 1 +#define IP_MAX_MEMBERSHIPS 20 + /* Structure used to describe IP options for IP_OPTIONS. The `ip_dst' field is used for the first-hop gateway when using a source route (this gets put into the header proper). */ @@ -54,20 +76,34 @@ struct ip_mreq struct in_addr imr_interface; /* local IP address of interface */ }; -/* IPV6 socket options. */ +/* As above but including interface specification by index. */ +struct ip_mreqn + { + struct in_addr imr_multiaddr; /* IP multicast address of group */ + struct in_addr imr_address; /* local IP address of interface */ + int imr_ifindex; /* Interface index */ + }; + +/* As above but for IPv6. */ +struct ipv6_mreq + { + struct in6_addr ipv6mr_multiaddr; /* IPv6 multicast address of group */ + int ipv6mr_ifindex; /* local IPv6 address of interface */ + }; + +/* Options for use with `getsockopt' and `setsockopt' at the IPv6 level. + The first word in the comment at the right is the data type used; + "bool" means a boolean value stored in an `int'. */ #define IPV6_ADDRFORM 1 #define IPV6_PKTINFO 2 -#define IPV6_RXHOPOPTS 3 /* obsolete name */ -#define IPV6_RXDSTOPTS 4 /* obsolete name */ -#define IPV6_HOPOPTS IPV6_RXHOPOPTS /* new name */ -#define IPV6_DSTOPTS IPV6_RXDSTOPTS /* new name */ +#define IPV6_HOPOPTS 3 +#define IPV6_DSTOPTS 4 #define IPV6_RXSRCRT 5 #define IPV6_PKTOPTIONS 6 #define IPV6_CHECKSUM 7 #define IPV6_HOPLIMIT 8 - -#define SCM_SRCRT IPV6_RXSRCRT - +#define IPV6_NEXTHOP 9 +#define IPV6_AUTHHDR 10 #define IPV6_UNICAST_HOPS 16 #define IPV6_MULTICAST_IF 17 #define IPV6_MULTICAST_HOPS 18 @@ -75,3 +111,17 @@ struct ip_mreq #define IPV6_ADD_MEMBERSHIP 20 #define IPV6_DROP_MEMBERSHIP 21 #define IPV6_ROUTER_ALERT 22 + +#define SCM_SRCRT IPV6_RXSRCRT + +#define IPV6_RXHOPOPTS IPV6_HOPOPTS /* obsolete name */ +#define IPV6_RXDSTOPTS IPV6_DSTOPTS /* obsolete name */ + +/* IPV6_MTU_DISCOVER values. */ +#define IPV6_PMTUDISC_DONT 0 /* Never send DF frames. */ +#define IPV6_PMTUDISC_WANT 1 /* Use per route hints. */ +#define IPV6_PMTUDISC_DO 2 /* Always DF. */ + +/* Socket level values for IPv6. */ +#define SOL_IPV6 41 +#define SOL_ICMPV6 58 |