diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/netinet/in.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/netinet/in.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/netinet/in.h b/sysdeps/unix/sysv/linux/netinet/in.h index 0fec8ce3dd..53be934968 100644 --- a/sysdeps/unix/sysv/linux/netinet/in.h +++ b/sysdeps/unix/sysv/linux/netinet/in.h @@ -22,8 +22,11 @@ #include <features.h> #include <sys/socket.h> +#include <sys/types.h> +__BEGIN_DECLS + /* Standard well-defined IP protocols. */ enum { @@ -134,6 +137,32 @@ struct in_addr #endif +/* IPv6 address */ +struct in6_addr + { + union + { + u_int8_t u6_addr8[16]; + u_int16_t u6_addr16[8]; + u_int32_t u6_addr32[4]; +#if (~0UL) > 0xffffffff + u_int64_t u6_addr64[2]; +#endif + } in6_u; +#define s6_addr in6_u.u6_addr8 +#define s6_addr16 in6_u.u6_addr16 +#define s6_addr32 in6_u.u6_addr32 +#define s6_addr64 in6_u.u6_addr64 + }; + +extern const struct in6_addr in6addr_any; /* :: */ +extern const struct in6_addr in6addr_loopback; /* ::1 */ +#define IN6ADDR_ANY_INIT { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } +#define IN6ADDR_LOOPBACK_INIT { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } + +#define INET_ADDRSTRLEN 16 +#define INET6_ADDRSTRLEN 46 + /* Get the definition of the macro to define the common sockaddr members. */ #include <sockaddrcom.h> @@ -152,6 +181,25 @@ struct sockaddr_in sizeof(struct in_addr)]; }; +/* Ditto, for IPv6. */ +struct sockaddr_in6 + { + __SOCKADDR_COMMON (sin6_); + u_int16_t sin6_port; /* Transport layer port # */ + u_int32_t sin6_flowinfo; /* IPv6 flow information */ + struct in6_addr sin6_addr; /* IPv6 address */ + }; + +/* IPv6 multicast request. */ +struct ipv6_mreq + { + /* IPv6 multicast address of group */ + struct in6_addr ipv6mr_multiaddr; + + /* local IPv6 address of interface */ + int ipv6mr_ifindex; + }; + /* 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; @@ -203,4 +251,56 @@ extern unsigned short int htons __P ((unsigned short int)); #define htons(x) (x) #endif + +/* IPV6 socket options. */ +#define IPV6_ADDRFORM 1 +#define IPV6_RXINFO 2 +#define IPV6_RXHOPOPTS 3 +#define IPV6_RXDSTOPTS 4 +#define IPV6_RXSRCRT 5 +#define IPV6_PKTOPTIONS 6 +#define IPV6_CHECKSUM 7 +#define IPV6_HOPLIMIT 8 + +#define IPV6_TXINFO IPV6_RXINFO +#define SCM_SRCINFO IPV6_TXINFO +#define SCM_SRCRT IPV6_RXSRCRT + +#define IPV6_UNICAST_HOPS 16 +#define IPV6_MULTICAST_IF 17 +#define IPV6_MULTICAST_HOPS 18 +#define IPV6_MULTICAST_LOOP 19 +#define IPV6_ADD_MEMBERSHIP 20 +#define IPV6_DROP_MEMBERSHIP 21 + +#define IN6_IS_ADDR_UNSPECIFIED(a) \ + ((((u_int32_t *)(a))[0] == 0) && ((u_int32_t *)(a))[1] == 0) && \ + (((u_int32_t *)(a))[2] == 0) && ((u_int32_t *)(a))[3] == 0)) + +#define IN6_IS_ADDR_LOOPBACK(a) \ + ((((u_int32_t *)(a))[0] == 0) && ((u_int32_t *)(a))[1] == 0) && \ + (((u_int32_t *)(a))[2] == 0) && ((u_int32_t *)(a))[3] == htonl(1))) + +#define IN6_IS_ADDR_MULTICAST(a) (((u_int8_t *)(a))[0] == 0xff) + +#define IN6_IS_ADDR_LINKLOCAL(a) \ + ((((u_int32_t *)(a))[0] & htonl(0xffc00000)) == htonl(0xfe800000)) + +#define IN6_IS_ADDR_SITELOCAL(a) \ + ((((u_int32_t *)(a))[0] & htonl(0xffc00000)) == htonl(0xfec00000)) + +#define IN6_IS_ADDR_V4MAPPED(a) \ + ((((u_int32_t *)(a))[0] == 0) && (((u_int32_t *)(a))[1] == 0) && \ + (((u_int32_t *)(a))[2] == htonl(0xffff))) + +#define IN6_IS_ADDR_V4COMPAT(a) \ + ((((u_int32_t *)(a))[0] == 0) && (((u_int32_t *)(a))[1] == 0) && \ + (((u_int32_t *)(a))[2] == 0) && (ntohl(((u_int32_t *)(a))[3]) > 1)) + + +/* Bind socket to a priviledged IP port. */ +extern int bindresvport __P ((int __sockfd, struct sockaddr_in *__sin)); + +__END_DECLS + #endif /* netinet/in.h */ |