diff options
Diffstat (limited to 'bits')
| -rw-r--r-- | bits/in.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/bits/in.h b/bits/in.h new file mode 100644 index 0000000000..7241bd24c3 --- /dev/null +++ b/bits/in.h @@ -0,0 +1,84 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* Generic version. */ + +#ifndef _NETINET_INBITS_H +#define _NETINET_INBITS_H 1 + +/* Link numbers. */ +#define IMPLINK_IP 155 +#define IMPLINK_LOWEXPER 156 +#define IMPLINK_HIGHEXPER 158 + + +/* 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_OPTIONS 1 /* ip_opts; IP per-packet options. */ +#define IP_HDRINCL 2 /* int; Header is included with data. */ +#define IP_TOS 3 /* int; IP type of service and precedence. */ +#define IP_TTL 4 /* int; IP time to live. */ +#define IP_RECVOPTS 5 /* bool; Receive all IP options w/datagram. */ +#define IP_RECVRETOPTS 6 /* bool; Receive IP options for response. */ +#define IP_RECVDSTADDR 7 /* bool; Receive IP dst addr w/datagram. */ +#define IP_RETOPTS 8 /* ip_opts; Set/get IP per-packet options. */ +#define IP_MULTICAST_IF 9 /* in_addr; set/get IP multicast i/f */ +#define IP_MULTICAST_TTL 10 /* u_char; set/get IP multicast ttl */ +#define IP_MULTICAST_LOOP 11 /* i_char; set/get IP multicast loopback */ +#define IP_ADD_MEMBERSHIP 12 /* ip_mreq; add an IP group membership */ +#define IP_DROP_MEMBERSHIP 13 /* ip_mreq; drop an IP group membership */ + +/* Structure used to describe IP options for IP_OPTIONS and IP_RETOPTS. + The `ip_dst' field is used for the first-hop gateway when using a + source route (this gets put into the header proper). */ +struct ip_opts + { + struct in_addr ip_dst; /* First hop; zero without source route. */ + char ip_opts[40]; /* Actually variable in size. */ + }; + +/* Structure used for IP_ADD_MEMBERSHIP and IP_DROP_MEMBERSHIP. */ +struct ip_mreq +{ + struct in_addr imr_multiaddr; /* IP multicast address of group */ + struct in_addr imr_interface; /* local IP address of interface */ +}; + +/* 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 + +#endif /* netinet/inbits.h */ |