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/*!\file netinet/in.h
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/*!\file netinet/in.h
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* IP address, options and definitions.
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* IP address, options and definitions.
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*/
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*/
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/*
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/*
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* Copyright (c) 1982, 1986, 1990, 1993
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* Copyright (c) 1982, 1986, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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* The Regents of the University of California. All rights reserved.
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*
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*
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* Redistribution and use in source and binary forms, with or without
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* modification, are permitted provided that the following conditions
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* are met:
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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* without specific prior written permission.
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*
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* SUCH DAMAGE.
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*
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*
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* @(#)in.h 8.3 (Berkeley) 1/3/94
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* @(#)in.h 8.3 (Berkeley) 1/3/94
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* $Id: in.h,v 1.22.2.1 1996/11/11 23:40:37 phk Exp $
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* $Id: in.h,v 1.22.2.1 1996/11/11 23:40:37 phk Exp $
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*/
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*/
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#ifndef __NETINET_IN_H
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#ifndef __NETINET_IN_H
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#define __NETINET_IN_H
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#define __NETINET_IN_H
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#ifndef __SYS_SOCKET_H
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#ifndef __SYS_SOCKET_H
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#include <sys/socket.h>
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#include <sys/socket.h>
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#endif
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#endif
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/*
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/*
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* Constants and structures defined by the internet system,
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* Constants and structures defined by the internet system,
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* Per RFC 790, September 1981, and numerous additions.
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* Per RFC 790, September 1981, and numerous additions.
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*/
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*/
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/*
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/*
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* Protocols
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* Protocols
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*/
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*/
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#define IPPROTO_IP 0 /* dummy for IP */
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#define IPPROTO_IP 0 /* dummy for IP */
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#define IPPROTO_ICMP 1 /* control message protocol */
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#define IPPROTO_ICMP 1 /* control message protocol */
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#define IPPROTO_IGMP 2 /* group mgmt protocol */
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#define IPPROTO_IGMP 2 /* group mgmt protocol */
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#define IPPROTO_GGP 3 /* gateway^2 (deprecated) */
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#define IPPROTO_GGP 3 /* gateway^2 (deprecated) */
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#define IPPROTO_IPIP 4 /* IP encapsulation in IP */
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#define IPPROTO_IPIP 4 /* IP encapsulation in IP */
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#define IPPROTO_TCP 6 /* tcp */
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#define IPPROTO_TCP 6 /* tcp */
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#define IPPROTO_EGP 8 /* exterior gateway protocol */
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#define IPPROTO_EGP 8 /* exterior gateway protocol */
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#define IPPROTO_IGRP 9 /* interior gw routing protocol */
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#define IPPROTO_IGRP 9 /* interior gw routing protocol */
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#define IPPROTO_PUP 12 /* pup */
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#define IPPROTO_PUP 12 /* pup */
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#define IPPROTO_UDP 17 /* user datagram protocol */
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#define IPPROTO_UDP 17 /* user datagram protocol */
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#define IPPROTO_IDP 22 /* xns idp */
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#define IPPROTO_IDP 22 /* xns idp */
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#define IPPROTO_TP 29 /* tp-4 w/ class negotiation */
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#define IPPROTO_TP 29 /* tp-4 w/ class negotiation */
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#define IPPROTO_XTP 36 /* eXpress Transfer Protocol */
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#define IPPROTO_XTP 36 /* eXpress Transfer Protocol */
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#define IPPROTO_RSVP 46 /* resource reservation */
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#define IPPROTO_RSVP 46 /* resource reservation */
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#define IPPROTO_ESP 50
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#define IPPROTO_ESP 50
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#define IPPROTO_AH 51 /* authenticate header */
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#define IPPROTO_AH 51 /* authenticate header */
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#define IPPROTO_ICMPV6 58 /* ICMP v6 */
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#define IPPROTO_ICMPV6 58 /* ICMP v6 */
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#define IPPROTO_NONE 59
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#define IPPROTO_NONE 59
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#define IPPROTO_EON 80 /* ISO cnlp */
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#define IPPROTO_EON 80 /* ISO cnlp */
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#define IPPROTO_ENCAP 98 /* encapsulation header */
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#define IPPROTO_ENCAP 98 /* encapsulation header */
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#define IPPROTO_PIM 103
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#define IPPROTO_PIM 103
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#define IPPROTO_VRRP 112
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#define IPPROTO_VRRP 112
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#define IPPROTO_SCTP 132
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#define IPPROTO_SCTP 132
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#define IPPROTO_DIVERT 254 /* divert pseudo-protocol */
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#define IPPROTO_DIVERT 254 /* divert pseudo-protocol */
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#define IPPROTO_RAW 255 /* raw IP packet */
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#define IPPROTO_RAW 255 /* raw IP packet */
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#define IPPROTO_MAX 256
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#define IPPROTO_MAX 256
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/*
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/*
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* Local port number conventions:
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* Local port number conventions:
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*
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*
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* When a user does a bind(2) or connect(2) with a port number of zero,
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* When a user does a bind(2) or connect(2) with a port number of zero,
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* a non-conflicting local port address is chosen.
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* a non-conflicting local port address is chosen.
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* The default range is IPPORT_RESERVED through
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* The default range is IPPORT_RESERVED through
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* IPPORT_USERRESERVED, although that is settable by sysctl.
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* IPPORT_USERRESERVED, although that is settable by sysctl.
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*
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*
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* A user may set the IPPROTO_IP option IP_PORTRANGE to change this
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* A user may set the IPPROTO_IP option IP_PORTRANGE to change this
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* default assignment range.
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* default assignment range.
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*
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*
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* The value IP_PORTRANGE_DEFAULT causes the default behavior.
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* The value IP_PORTRANGE_DEFAULT causes the default behavior.
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*
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*
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* The value IP_PORTRANGE_HIGH changes the range of candidate port numbers
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* The value IP_PORTRANGE_HIGH changes the range of candidate port numbers
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* into the "high" range. These are reserved for client outbound connections
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* into the "high" range. These are reserved for client outbound connections
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* which do not want to be filtered by any firewalls.
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* which do not want to be filtered by any firewalls.
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*
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*
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* The value IP_PORTRANGE_LOW changes the range to the "low" are
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* The value IP_PORTRANGE_LOW changes the range to the "low" are
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* that is (by convention) restricted to privileged processes. This
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* that is (by convention) restricted to privileged processes. This
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* convention is based on "vouchsafe" principles only. It is only secure
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* convention is based on "vouchsafe" principles only. It is only secure
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* if you trust the remote host to restrict these ports.
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* if you trust the remote host to restrict these ports.
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*
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*
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* The default range of ports and the high range can be changed by
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* The default range of ports and the high range can be changed by
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* sysctl(3). (net.inet.ip.port{hi,low}{first,last}_auto)
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* sysctl(3). (net.inet.ip.port{hi,low}{first,last}_auto)
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*
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*
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* Changing those values has bad security implications if you are
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* Changing those values has bad security implications if you are
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* using a a stateless firewall that is allowing packets outside of that
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* using a a stateless firewall that is allowing packets outside of that
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* range in order to allow transparent outgoing connections.
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* range in order to allow transparent outgoing connections.
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*
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*
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* Such a firewall configuration will generally depend on the use of these
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* Such a firewall configuration will generally depend on the use of these
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* default values. If you change them, you may find your Security
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* default values. If you change them, you may find your Security
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* Administrator looking for you with a heavy object.
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* Administrator looking for you with a heavy object.
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*/
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*/
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/*
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/*
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* Ports < IPPORT_RESERVED are reserved for
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* Ports < IPPORT_RESERVED are reserved for
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* privileged processes (e.g. root). (IP_PORTRANGE_LOW)
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* privileged processes (e.g. root). (IP_PORTRANGE_LOW)
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* Ports > IPPORT_USERRESERVED are reserved
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* Ports > IPPORT_USERRESERVED are reserved
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* for servers, not necessarily privileged. (IP_PORTRANGE_DEFAULT)
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* for servers, not necessarily privileged. (IP_PORTRANGE_DEFAULT)
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*/
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*/
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#define IPPORT_RESERVED 1024
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#define IPPORT_RESERVED 1024
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#define IPPORT_USERRESERVED 5000
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#define IPPORT_USERRESERVED 5000
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/*
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/*
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* Default local port range to use by setting IP_PORTRANGE_HIGH
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* Default local port range to use by setting IP_PORTRANGE_HIGH
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*/
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*/
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#define IPPORT_HIFIRSTAUTO 40000
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#define IPPORT_HIFIRSTAUTO 40000
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#define IPPORT_HILASTAUTO 44999
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#define IPPORT_HILASTAUTO 44999
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/*
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/*
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* Scanning for a free reserved port return a value below IPPORT_RESERVED,
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* Scanning for a free reserved port return a value below IPPORT_RESERVED,
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* but higher than IPPORT_RESERVEDSTART. Traditionally the start value was
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* but higher than IPPORT_RESERVEDSTART. Traditionally the start value was
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* 512, but that conflicts with some well-known-services that firewalls may
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* 512, but that conflicts with some well-known-services that firewalls may
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* have a fit if we use.
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* have a fit if we use.
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*/
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*/
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#define IPPORT_RESERVEDSTART 600
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#define IPPORT_RESERVEDSTART 600
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/*
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/*
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* Internet address (a structure for historical reasons)
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* Internet address (a structure for historical reasons)
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*/
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*/
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struct in_addr {
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struct in_addr {
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u_long s_addr;
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u_long s_addr;
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};
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};
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/*
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/*
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* For IPv6 from RFC2133
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* For IPv6 from RFC2133
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*/
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*/
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struct in6_addr {
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struct in6_addr {
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u_int8_t s6_addr[16];
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u_int8_t s6_addr[16];
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};
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};
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/*
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/*
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* Definitions of bits in internet address integers.
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* Definitions of bits in internet address integers.
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* On subnets, the decomposition of addresses to host and net parts
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* On subnets, the decomposition of addresses to host and net parts
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* is done according to subnet mask, not the masks here.
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* is done according to subnet mask, not the masks here.
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*/
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*/
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#define IN_CLASSA(i) (((long)(i) & 0x80000000) == 0)
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#define IN_CLASSA(i) (((long)(i) & 0x80000000) == 0)
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#define IN_CLASSA_NET 0xff000000
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#define IN_CLASSA_NET 0xff000000
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#define IN_CLASSA_NSHIFT 24
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#define IN_CLASSA_NSHIFT 24
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#define IN_CLASSA_HOST 0x00ffffff
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#define IN_CLASSA_HOST 0x00ffffff
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#define IN_CLASSA_MAX 128
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#define IN_CLASSA_MAX 128
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#define IN_CLASSB(i) (((long)(i) & 0xC0000000) == 0x80000000)
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#define IN_CLASSB(i) (((long)(i) & 0xC0000000) == 0x80000000)
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#define IN_CLASSB_NET 0xffff0000
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#define IN_CLASSB_NET 0xffff0000
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#define IN_CLASSB_NSHIFT 16
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#define IN_CLASSB_NSHIFT 16
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#define IN_CLASSB_HOST 0x0000ffff
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#define IN_CLASSB_HOST 0x0000ffff
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#define IN_CLASSB_MAX 65536
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#define IN_CLASSB_MAX 65536
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#define IN_CLASSC(i) (((long)(i) & 0xE0000000) == 0xC0000000)
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#define IN_CLASSC(i) (((long)(i) & 0xE0000000) == 0xC0000000)
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#define IN_CLASSC_NET 0xffffff00
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#define IN_CLASSC_NET 0xffffff00
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#define IN_CLASSC_NSHIFT 8
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#define IN_CLASSC_NSHIFT 8
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#define IN_CLASSC_HOST 0x000000ff
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#define IN_CLASSC_HOST 0x000000ff
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#define IN_CLASSD(i) (((long)(i) & 0xF0000000) == 0xE0000000)
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#define IN_CLASSD(i) (((long)(i) & 0xF0000000) == 0xE0000000)
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#define IN_CLASSD_NET 0xf0000000 /* These ones aren't really */
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#define IN_CLASSD_NET 0xf0000000 /* These ones aren't really */
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#define IN_CLASSD_NSHIFT 28 /* net and host fields, but */
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#define IN_CLASSD_NSHIFT 28 /* net and host fields, but */
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#define IN_CLASSD_HOST 0x0fffffff /* routing needn't know. */
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#define IN_CLASSD_HOST 0x0fffffff /* routing needn't know. */
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#define IN_MULTICAST(i) IN_CLASSD(i)
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#define IN_MULTICAST(i) IN_CLASSD(i)
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#define IN_EXPERIMENTAL(i) (((long)(i) & 0xF0000000) == 0xF0000000)
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#define IN_EXPERIMENTAL(i) (((long)(i) & 0xF0000000) == 0xF0000000)
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#define IN_BADCLASS(i) (((long)(i) & 0xF0000000) == 0xF0000000)
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#define IN_BADCLASS(i) (((long)(i) & 0xF0000000) == 0xF0000000)
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186 |
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#define INADDR_ANY (u_long)0x00000000
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#define INADDR_ANY (u_long)0x00000000
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#define INADDR_BROADCAST (u_long)0xFFFFFFFF /* must be masked */
|
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#define INADDR_BROADCAST (u_long)0xFFFFFFFF /* must be masked */
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#define INADDR_LOOPBACK (u_long)0x7F000001 /* 127.0.0.1 */
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#define INADDR_LOOPBACK (u_long)0x7F000001 /* 127.0.0.1 */
|
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#define INADDR_NONE 0xFFFFFFFF /* -1 return */
|
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#define INADDR_NONE 0xFFFFFFFF /* -1 return */
|
191 |
|
191 |
|
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#define INADDR_UNSPEC_GROUP (u_long)0xE0000000 /* 224.0.0.0 */
|
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#define INADDR_UNSPEC_GROUP (u_long)0xE0000000 /* 224.0.0.0 */
|
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#define INADDR_ALLHOSTS_GROUP (u_long)0xE0000001 /* 224.0.0.1 */
|
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#define INADDR_ALLHOSTS_GROUP (u_long)0xE0000001 /* 224.0.0.1 */
|
194 |
#define INADDR_ALLRTRS_GROUP (u_long)0xE0000002 /* 224.0.0.2 */
|
194 |
#define INADDR_ALLRTRS_GROUP (u_long)0xE0000002 /* 224.0.0.2 */
|
195 |
#define INADDR_MAX_LOCAL_GROUP (u_long)0xE00000FF /* 224.0.0.255 */
|
195 |
#define INADDR_MAX_LOCAL_GROUP (u_long)0xE00000FF /* 224.0.0.255 */
|
196 |
|
196 |
|
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#define IN_LOOPBACKNET 127 /* official! */
|
197 |
#define IN_LOOPBACKNET 127 /* official! */
|
198 |
|
198 |
|
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W32_DATA const struct in6_addr in6addr_any; /* :: */
|
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W32_DATA const struct in6_addr in6addr_any; /* :: */
|
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W32_DATA const struct in6_addr in6addr_loopback; /* ::1 */
|
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W32_DATA const struct in6_addr in6addr_loopback; /* ::1 */
|
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|
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|
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#define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
|
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#define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
|
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#define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
|
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#define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
|
204 |
|
204 |
|
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#define INET_ADDRSTRLEN 16
|
205 |
#define INET_ADDRSTRLEN 16
|
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#define INET6_ADDRSTRLEN 46
|
206 |
#define INET6_ADDRSTRLEN 46
|
207 |
|
207 |
|
208 |
|
208 |
|
209 |
/*
|
209 |
/*
|
210 |
* Socket address, internet style.
|
210 |
* Socket address, internet style.
|
211 |
*/
|
211 |
*/
|
212 |
struct sockaddr_in {
|
212 |
struct sockaddr_in {
|
213 |
u_short sin_family;
|
213 |
u_short sin_family;
|
214 |
u_short sin_port;
|
214 |
u_short sin_port;
|
215 |
struct in_addr sin_addr;
|
215 |
struct in_addr sin_addr;
|
216 |
char sin_zero[8];
|
216 |
char sin_zero[8];
|
217 |
};
|
217 |
};
|
218 |
|
218 |
|
219 |
struct sockaddr_in6 {
|
219 |
struct sockaddr_in6 {
|
220 |
u_int16_t sin6_family;
|
220 |
u_int16_t sin6_family;
|
221 |
u_int16_t sin6_port;
|
221 |
u_int16_t sin6_port;
|
222 |
u_int32_t sin6_flowinfo;
|
222 |
u_int32_t sin6_flowinfo;
|
223 |
struct in6_addr sin6_addr;
|
223 |
struct in6_addr sin6_addr;
|
224 |
u_int32_t sin6_scope_id; /* IPv6 scope-id */
|
224 |
u_int32_t sin6_scope_id; /* IPv6 scope-id */
|
225 |
};
|
225 |
};
|
226 |
|
226 |
|
227 |
/*
|
227 |
/*
|
228 |
* Stolen from winsock2.h (hope this is portable)
|
228 |
* Stolen from winsock2.h (hope this is portable)
|
229 |
* Portable IPv6/IPv4 version of sockaddr.
|
229 |
* Portable IPv6/IPv4 version of sockaddr.
|
230 |
* Uses padding to force 8 byte alignment
|
230 |
* Uses padding to force 8 byte alignment
|
231 |
* and maximum size of 128 bytes
|
231 |
* and maximum size of 128 bytes
|
232 |
*/
|
232 |
*/
|
233 |
struct sockaddr_storage {
|
233 |
struct sockaddr_storage {
|
234 |
u_short ss_family;
|
234 |
u_short ss_family;
|
235 |
u_short ss_len; /* !! added for BSD progs, gv Nov-2003 */
|
235 |
u_short ss_len; /* !! added for BSD progs, gv Nov-2003 */
|
236 |
char __ss_pad1[6]; /* pad to 8 */
|
236 |
char __ss_pad1[6]; /* pad to 8 */
|
237 |
long __ss_align1, __ssalign2; /* force alignment */
|
237 |
long __ss_align1, __ssalign2; /* force alignment */
|
238 |
char __ss_pad2[110]; /* pad to 128 */
|
238 |
char __ss_pad2[110]; /* pad to 128 */
|
239 |
};
|
239 |
};
|
240 |
|
240 |
|
241 |
|
241 |
|
242 |
/* IPv6 multicast request. */
|
242 |
/* IPv6 multicast request. */
|
243 |
struct ipv6_mreq {
|
243 |
struct ipv6_mreq {
|
244 |
/* IPv6 multicast address of group */
|
244 |
/* IPv6 multicast address of group */
|
245 |
struct in6_addr ipv6mr_multiaddr;
|
245 |
struct in6_addr ipv6mr_multiaddr;
|
246 |
|
246 |
|
247 |
/* local interface */
|
247 |
/* local interface */
|
248 |
unsigned long ipv6mr_interface;
|
248 |
unsigned long ipv6mr_interface;
|
249 |
};
|
249 |
};
|
250 |
|
250 |
|
251 |
/*
|
251 |
/*
|
252 |
* Structure used to describe IP options.
|
252 |
* Structure used to describe IP options.
|
253 |
* Used to store options internally, to pass them to a process,
|
253 |
* Used to store options internally, to pass them to a process,
|
254 |
* or to restore options retrieved earlier.
|
254 |
* or to restore options retrieved earlier.
|
255 |
* The ip_dst is used for the first-hop gateway when using a source route
|
255 |
* The ip_dst is used for the first-hop gateway when using a source route
|
256 |
* (this gets put into the header proper).
|
256 |
* (this gets put into the header proper).
|
257 |
*/
|
257 |
*/
|
258 |
struct ip_opts {
|
258 |
struct ip_opts {
|
259 |
struct in_addr ip_dst; /* first hop, 0 w/o src rt */
|
259 |
struct in_addr ip_dst; /* first hop, 0 w/o src rt */
|
260 |
char IP_opts[40]; /* actually variable in size */
|
260 |
char IP_opts[40]; /* actually variable in size */
|
261 |
};
|
261 |
};
|
262 |
|
262 |
|
263 |
/*
|
263 |
/*
|
264 |
* Options for use with [gs]etsockopt at the IP level.
|
264 |
* Options for use with [gs]etsockopt at the IP level.
|
265 |
* First word of comment is data type; bool is stored in int.
|
265 |
* First word of comment is data type; bool is stored in int.
|
266 |
*/
|
266 |
*/
|
267 |
#define IP_OPTIONS 1 /* buf/ip_opts; set/get IP options */
|
267 |
#define IP_OPTIONS 1 /* buf/ip_opts; set/get IP options */
|
268 |
#define IP_HDRINCL 2 /* int; header is included with data */
|
268 |
#define IP_HDRINCL 2 /* int; header is included with data */
|
269 |
#define IP_TOS 3 /* int; IP type of service and preced. */
|
269 |
#define IP_TOS 3 /* int; IP type of service and preced. */
|
270 |
#define IP_TTL 4 /* int; IP time to live */
|
270 |
#define IP_TTL 4 /* int; IP time to live */
|
271 |
#define IP_RECVOPTS 5 /* bool; receive all IP opts w/dgram */
|
271 |
#define IP_RECVOPTS 5 /* bool; receive all IP opts w/dgram */
|
272 |
#define IP_RECVRETOPTS 6 /* bool; receive IP opts for response */
|
272 |
#define IP_RECVRETOPTS 6 /* bool; receive IP opts for response */
|
273 |
#define IP_RECVDSTADDR 7 /* bool; receive IP dst addr w/dgram */
|
273 |
#define IP_RECVDSTADDR 7 /* bool; receive IP dst addr w/dgram */
|
274 |
#define IP_RETOPTS 8 /* ip_opts; set/get IP options */
|
274 |
#define IP_RETOPTS 8 /* ip_opts; set/get IP options */
|
275 |
#define IP_MULTICAST_IF 9 /* u_char; set/get IP multicast i/f */
|
275 |
#define IP_MULTICAST_IF 9 /* u_char; set/get IP multicast i/f */
|
276 |
#define IP_MULTICAST_TTL 10 /* u_char; set/get IP multicast ttl */
|
276 |
#define IP_MULTICAST_TTL 10 /* u_char; set/get IP multicast ttl */
|
277 |
#define IP_MULTICAST_LOOP 11 /* u_char; set/get IP multicast loopback */
|
277 |
#define IP_MULTICAST_LOOP 11 /* u_char; set/get IP multicast loopback */
|
278 |
#define IP_ADD_MEMBERSHIP 12 /* ip_mreq; add an IP group membership */
|
278 |
#define IP_ADD_MEMBERSHIP 12 /* ip_mreq; add an IP group membership */
|
279 |
#define IP_DROP_MEMBERSHIP 13 /* ip_mreq; drop an IP group membership */
|
279 |
#define IP_DROP_MEMBERSHIP 13 /* ip_mreq; drop an IP group membership */
|
280 |
#define IP_MULTICAST_VIF 14 /* set/get IP mcast virt. iface */
|
280 |
#define IP_MULTICAST_VIF 14 /* set/get IP mcast virt. iface */
|
281 |
#define IP_RSVP_ON 15 /* enable RSVP in kernel */
|
281 |
#define IP_RSVP_ON 15 /* enable RSVP in kernel */
|
282 |
#define IP_RSVP_OFF 16 /* disable RSVP in kernel */
|
282 |
#define IP_RSVP_OFF 16 /* disable RSVP in kernel */
|
283 |
#define IP_RSVP_VIF_ON 17 /* set RSVP per-vif socket */
|
283 |
#define IP_RSVP_VIF_ON 17 /* set RSVP per-vif socket */
|
284 |
#define IP_RSVP_VIF_OFF 18 /* unset RSVP per-vif socket */
|
284 |
#define IP_RSVP_VIF_OFF 18 /* unset RSVP per-vif socket */
|
285 |
#define IP_PORTRANGE 19 /* int; range to choose for unspec port */
|
285 |
#define IP_PORTRANGE 19 /* int; range to choose for unspec port */
|
286 |
#define IP_RECVIF 20 /* bool; receive reception if w/dgram */
|
286 |
#define IP_RECVIF 20 /* bool; receive reception if w/dgram */
|
287 |
|
287 |
|
288 |
#define IP_FW_ADD 50 /* add a firewall rule to chain */
|
288 |
#define IP_FW_ADD 50 /* add a firewall rule to chain */
|
289 |
#define IP_FW_DEL 51 /* delete a firewall rule from chain */
|
289 |
#define IP_FW_DEL 51 /* delete a firewall rule from chain */
|
290 |
#define IP_FW_FLUSH 52 /* flush firewall rule chain */
|
290 |
#define IP_FW_FLUSH 52 /* flush firewall rule chain */
|
291 |
#define IP_FW_ZERO 53 /* clear single/all firewall counter(s) */
|
291 |
#define IP_FW_ZERO 53 /* clear single/all firewall counter(s) */
|
292 |
#define IP_FW_GET 54 /* get entire firewall rule chain */
|
292 |
#define IP_FW_GET 54 /* get entire firewall rule chain */
|
293 |
#define IP_NAT 55 /* set/get NAT opts */
|
293 |
#define IP_NAT 55 /* set/get NAT opts */
|
294 |
|
294 |
|
295 |
/*
|
295 |
/*
|
296 |
* Defaults and limits for options
|
296 |
* Defaults and limits for options
|
297 |
*/
|
297 |
*/
|
298 |
#define IP_DEFAULT_MULTICAST_TTL 1 /* normally limit m'casts to 1 hop */
|
298 |
#define IP_DEFAULT_MULTICAST_TTL 1 /* normally limit m'casts to 1 hop */
|
299 |
#define IP_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */
|
299 |
#define IP_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */
|
300 |
#define IP_MAX_MEMBERSHIPS 20 /* per socket */
|
300 |
#define IP_MAX_MEMBERSHIPS 20 /* per socket */
|
301 |
|
301 |
|
302 |
/*
|
302 |
/*
|
303 |
* Argument structure for IP_ADD_MEMBERSHIP and IP_DROP_MEMBERSHIP.
|
303 |
* Argument structure for IP_ADD_MEMBERSHIP and IP_DROP_MEMBERSHIP.
|
304 |
*/
|
304 |
*/
|
305 |
struct ip_mreq {
|
305 |
struct ip_mreq {
|
306 |
struct in_addr imr_multiaddr; /* IP multicast address of group */
|
306 |
struct in_addr imr_multiaddr; /* IP multicast address of group */
|
307 |
struct in_addr imr_interface; /* local IP address of interface */
|
307 |
struct in_addr imr_interface; /* local IP address of interface */
|
308 |
};
|
308 |
};
|
309 |
|
309 |
|
310 |
/*
|
310 |
/*
|
311 |
* Argument for IP_PORTRANGE:
|
311 |
* Argument for IP_PORTRANGE:
|
312 |
* - which range to search when port is unspecified at bind() or connect()
|
312 |
* - which range to search when port is unspecified at bind() or connect()
|
313 |
*/
|
313 |
*/
|
314 |
#define IP_PORTRANGE_DEFAULT 0 /* default range */
|
314 |
#define IP_PORTRANGE_DEFAULT 0 /* default range */
|
315 |
#define IP_PORTRANGE_HIGH 1 /* "high" - request firewall bypass */
|
315 |
#define IP_PORTRANGE_HIGH 1 /* "high" - request firewall bypass */
|
316 |
#define IP_PORTRANGE_LOW 2 /* "low" - vouchsafe security */
|
316 |
#define IP_PORTRANGE_LOW 2 /* "low" - vouchsafe security */
|
317 |
|
317 |
|
318 |
/*
|
318 |
/*
|
319 |
* Definitions for inet sysctl operations.
|
319 |
* Definitions for inet sysctl operations.
|
320 |
*
|
320 |
*
|
321 |
* Third level is protocol number.
|
321 |
* Third level is protocol number.
|
322 |
* Fourth level is desired variable within that protocol.
|
322 |
* Fourth level is desired variable within that protocol.
|
323 |
*/
|
323 |
*/
|
324 |
#define IPPROTO_MAXID (IPPROTO_IDP + 1) /* don't list to IPPROTO_MAX */
|
324 |
#define IPPROTO_MAXID (IPPROTO_IDP + 1) /* don't list to IPPROTO_MAX */
|
325 |
|
325 |
|
326 |
#define CTL_IPPROTO_NAMES { \
|
326 |
#define CTL_IPPROTO_NAMES { \
|
327 |
{ "ip", CTLTYPE_NODE }, \
|
327 |
{ "ip", CTLTYPE_NODE }, \
|
328 |
{ "icmp", CTLTYPE_NODE }, \
|
328 |
{ "icmp", CTLTYPE_NODE }, \
|
329 |
{ "igmp", CTLTYPE_NODE }, \
|
329 |
{ "igmp", CTLTYPE_NODE }, \
|
330 |
{ "ggp", CTLTYPE_NODE }, \
|
330 |
{ "ggp", CTLTYPE_NODE }, \
|
331 |
{ 0, 0 }, \
|
331 |
{ 0, 0 }, \
|
332 |
{ 0, 0 }, \
|
332 |
{ 0, 0 }, \
|
333 |
{ "tcp", CTLTYPE_NODE }, \
|
333 |
{ "tcp", CTLTYPE_NODE }, \
|
334 |
{ 0, 0 }, \
|
334 |
{ 0, 0 }, \
|
335 |
{ "egp", CTLTYPE_NODE }, \
|
335 |
{ "egp", CTLTYPE_NODE }, \
|
336 |
{ 0, 0 }, \
|
336 |
{ 0, 0 }, \
|
337 |
{ 0, 0 }, \
|
337 |
{ 0, 0 }, \
|
338 |
{ 0, 0 }, \
|
338 |
{ 0, 0 }, \
|
339 |
{ "pup", CTLTYPE_NODE }, \
|
339 |
{ "pup", CTLTYPE_NODE }, \
|
340 |
{ 0, 0 }, \
|
340 |
{ 0, 0 }, \
|
341 |
{ 0, 0 }, \
|
341 |
{ 0, 0 }, \
|
342 |
{ 0, 0 }, \
|
342 |
{ 0, 0 }, \
|
343 |
{ 0, 0 }, \
|
343 |
{ 0, 0 }, \
|
344 |
{ "udp", CTLTYPE_NODE }, \
|
344 |
{ "udp", CTLTYPE_NODE }, \
|
345 |
{ 0, 0 }, \
|
345 |
{ 0, 0 }, \
|
346 |
{ 0, 0 }, \
|
346 |
{ 0, 0 }, \
|
347 |
{ 0, 0 }, \
|
347 |
{ 0, 0 }, \
|
348 |
{ 0, 0 }, \
|
348 |
{ 0, 0 }, \
|
349 |
{ "idp", CTLTYPE_NODE }, \
|
349 |
{ "idp", CTLTYPE_NODE }, \
|
350 |
}
|
350 |
}
|
351 |
|
351 |
|
352 |
/*
|
352 |
/*
|
353 |
* Names for IP sysctl objects
|
353 |
* Names for IP sysctl objects
|
354 |
*/
|
354 |
*/
|
355 |
#define IPCTL_FORWARDING 1 /* act as router */
|
355 |
#define IPCTL_FORWARDING 1 /* act as router */
|
356 |
#define IPCTL_SENDREDIRECTS 2 /* may send redirects when forwarding */
|
356 |
#define IPCTL_SENDREDIRECTS 2 /* may send redirects when forwarding */
|
357 |
#define IPCTL_DEFTTL 3 /* default TTL */
|
357 |
#define IPCTL_DEFTTL 3 /* default TTL */
|
358 |
#define IPCTL_DEFMTU 4 /* default MTU */
|
358 |
#define IPCTL_DEFMTU 4 /* default MTU */
|
359 |
#define IPCTL_RTEXPIRE 5 /* cloned route expiration time */
|
359 |
#define IPCTL_RTEXPIRE 5 /* cloned route expiration time */
|
360 |
#define IPCTL_RTMINEXPIRE 6 /* min value for expiration time */
|
360 |
#define IPCTL_RTMINEXPIRE 6 /* min value for expiration time */
|
361 |
#define IPCTL_RTMAXCACHE 7 /* trigger level for dynamic expire */
|
361 |
#define IPCTL_RTMAXCACHE 7 /* trigger level for dynamic expire */
|
362 |
#define IPCTL_SOURCEROUTE 8 /* may perform source routes */
|
362 |
#define IPCTL_SOURCEROUTE 8 /* may perform source routes */
|
363 |
#define IPCTL_DIRECTEDBROADCAST 9 /* may re-broadcast received packets */
|
363 |
#define IPCTL_DIRECTEDBROADCAST 9 /* may re-broadcast received packets */
|
364 |
#define IPCTL_INTRQMAXLEN 10 /* max length of netisr queue */
|
364 |
#define IPCTL_INTRQMAXLEN 10 /* max length of netisr queue */
|
365 |
#define IPCTL_INTRQDROPS 11 /* number of netisr q drops */
|
365 |
#define IPCTL_INTRQDROPS 11 /* number of netisr q drops */
|
366 |
#define IPCTL_MAXID 12
|
366 |
#define IPCTL_MAXID 12
|
367 |
|
367 |
|
368 |
#define IPCTL_NAMES { \
|
368 |
#define IPCTL_NAMES { \
|
369 |
{ 0, 0 }, \
|
369 |
{ 0, 0 }, \
|
370 |
{ "forwarding", CTLTYPE_INT }, \
|
370 |
{ "forwarding", CTLTYPE_INT }, \
|
371 |
{ "redirect", CTLTYPE_INT }, \
|
371 |
{ "redirect", CTLTYPE_INT }, \
|
372 |
{ "ttl", CTLTYPE_INT }, \
|
372 |
{ "ttl", CTLTYPE_INT }, \
|
373 |
{ "mtu", CTLTYPE_INT }, \
|
373 |
{ "mtu", CTLTYPE_INT }, \
|
374 |
{ "rtexpire", CTLTYPE_INT }, \
|
374 |
{ "rtexpire", CTLTYPE_INT }, \
|
375 |
{ "rtminexpire", CTLTYPE_INT }, \
|
375 |
{ "rtminexpire", CTLTYPE_INT }, \
|
376 |
{ "rtmaxcache", CTLTYPE_INT }, \
|
376 |
{ "rtmaxcache", CTLTYPE_INT }, \
|
377 |
{ "sourceroute", CTLTYPE_INT }, \
|
377 |
{ "sourceroute", CTLTYPE_INT }, \
|
378 |
{ "directed-broadcast", CTLTYPE_INT }, \
|
378 |
{ "directed-broadcast", CTLTYPE_INT }, \
|
379 |
{ "intr-queue-maxlen", CTLTYPE_INT }, \
|
379 |
{ "intr-queue-maxlen", CTLTYPE_INT }, \
|
380 |
{ "intr-queue-drops", CTLTYPE_INT }, \
|
380 |
{ "intr-queue-drops", CTLTYPE_INT }, \
|
381 |
}
|
381 |
}
|
382 |
|
382 |
|
383 |
|
383 |
|
384 |
/*
|
384 |
/*
|
385 |
* IPv6 address macros
|
385 |
* IPv6 address macros
|
386 |
*/
|
386 |
*/
|
387 |
#define IN6_IS_ADDR_UNSPECIFIED(a) \
|
387 |
#define IN6_IS_ADDR_UNSPECIFIED(a) \
|
388 |
(((u_int32_t*)(a))[0] == 0 \
|
388 |
(((u_int32_t*)(a))[0] == 0 \
|
389 |
&& ((u_int32_t*)(a))[1] == 0 \
|
389 |
&& ((u_int32_t*)(a))[1] == 0 \
|
390 |
&& ((u_int32_t*)(a))[2] == 0 \
|
390 |
&& ((u_int32_t*)(a))[2] == 0 \
|
391 |
&& ((u_int32_t*)(a))[3] == 0)
|
391 |
&& ((u_int32_t*)(a))[3] == 0)
|
392 |
|
392 |
|
393 |
#define IN6_IS_ADDR_LOOPBACK(a) \
|
393 |
#define IN6_IS_ADDR_LOOPBACK(a) \
|
394 |
(((u_int32_t*)(a))[0] == 0 \
|
394 |
(((u_int32_t*)(a))[0] == 0 \
|
395 |
&& ((u_int32_t*)(a))[1] == 0 \
|
395 |
&& ((u_int32_t*)(a))[1] == 0 \
|
396 |
&& ((u_int32_t*)(a))[2] == 0 \
|
396 |
&& ((u_int32_t*)(a))[2] == 0 \
|
397 |
&& ((u_int32_t*)(a))[3] == htonl (1))
|
397 |
&& ((u_int32_t*)(a))[3] == htonl (1))
|
398 |
|
398 |
|
399 |
#define IN6_IS_ADDR_MULTICAST(a) (((u_int8_t*) (a))[0] == 0xff)
|
399 |
#define IN6_IS_ADDR_MULTICAST(a) (((u_int8_t*) (a))[0] == 0xff)
|
400 |
|
400 |
|
401 |
#define IN6_IS_ADDR_LINKLOCAL(a) \
|
401 |
#define IN6_IS_ADDR_LINKLOCAL(a) \
|
402 |
((((u_int32_t*)(a))[0] & htonl(0xffc00000)) == htonl(0xfe800000))
|
402 |
((((u_int32_t*)(a))[0] & htonl(0xffc00000)) == htonl(0xfe800000))
|
403 |
|
403 |
|
404 |
#define IN6_IS_ADDR_SITELOCAL(a) \
|
404 |
#define IN6_IS_ADDR_SITELOCAL(a) \
|
405 |
((((u_int32_t*)(a))[0] & htonl(0xffc00000)) == htonl(0xfec00000))
|
405 |
((((u_int32_t*)(a))[0] & htonl(0xffc00000)) == htonl(0xfec00000))
|
406 |
|
406 |
|
407 |
#define IN6_IS_ADDR_V4MAPPED(a) \
|
407 |
#define IN6_IS_ADDR_V4MAPPED(a) \
|
408 |
((((u_int32_t*)(a))[0] == 0) \
|
408 |
((((u_int32_t*)(a))[0] == 0) \
|
409 |
&& (((u_int32_t*)(a))[1] == 0) \
|
409 |
&& (((u_int32_t*)(a))[1] == 0) \
|
410 |
&& (((u_int32_t*)(a))[2] == htonl(0xffff)))
|
410 |
&& (((u_int32_t*)(a))[2] == htonl(0xffff)))
|
411 |
|
411 |
|
412 |
#define IN6_IS_ADDR_V4COMPAT(a) \
|
412 |
#define IN6_IS_ADDR_V4COMPAT(a) \
|
413 |
((((u_int32_t*)(a))[0] == 0) \
|
413 |
((((u_int32_t*)(a))[0] == 0) \
|
414 |
&& (((u_int32_t*)(a))[1] == 0) \
|
414 |
&& (((u_int32_t*)(a))[1] == 0) \
|
415 |
&& (((u_int32_t*)(a))[2] == 0) \
|
415 |
&& (((u_int32_t*)(a))[2] == 0) \
|
416 |
&& (ntohl(((u_int32_t*)(a))[3]) > 1))
|
416 |
&& (ntohl(((u_int32_t*)(a))[3]) > 1))
|
417 |
|
417 |
|
418 |
#define IN6_ARE_ADDR_EQUAL(a,b) \
|
418 |
#define IN6_ARE_ADDR_EQUAL(a,b) \
|
419 |
((((u_int32_t*)(a))[0] == ((u_int32_t*)(b))[0]) \
|
419 |
((((u_int32_t*)(a))[0] == ((u_int32_t*)(b))[0]) \
|
420 |
&& (((u_int32_t*)(a))[1] == ((u_int32_t*)(b))[1]) \
|
420 |
&& (((u_int32_t*)(a))[1] == ((u_int32_t*)(b))[1]) \
|
421 |
&& (((u_int32_t*)(a))[2] == ((u_int32_t*)(b))[2]) \
|
421 |
&& (((u_int32_t*)(a))[2] == ((u_int32_t*)(b))[2]) \
|
422 |
&& (((u_int32_t*)(a))[3] == ((u_int32_t*)(b))[3]))
|
422 |
&& (((u_int32_t*)(a))[3] == ((u_int32_t*)(b))[3]))
|
423 |
|
423 |
|
424 |
#define IN6_IS_ADDR_MC_NODELOCAL(a) \
|
424 |
#define IN6_IS_ADDR_MC_NODELOCAL(a) \
|
425 |
(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t*)(a))[1] & 0xf) == 0x1))
|
425 |
(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t*)(a))[1] & 0xf) == 0x1))
|
426 |
|
426 |
|
427 |
#define IN6_IS_ADDR_MC_LINKLOCAL(a) \
|
427 |
#define IN6_IS_ADDR_MC_LINKLOCAL(a) \
|
428 |
(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t*)(a))[1] & 0xf) == 0x2))
|
428 |
(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t*)(a))[1] & 0xf) == 0x2))
|
429 |
|
429 |
|
430 |
#define IN6_IS_ADDR_MC_SITELOCAL(a) \
|
430 |
#define IN6_IS_ADDR_MC_SITELOCAL(a) \
|
431 |
(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t*)(a))[1] & 0xf) == 0x5))
|
431 |
(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t*)(a))[1] & 0xf) == 0x5))
|
432 |
|
432 |
|
433 |
#define IN6_IS_ADDR_MC_ORGLOCAL(a) \
|
433 |
#define IN6_IS_ADDR_MC_ORGLOCAL(a) \
|
434 |
(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t*)(a))[1] & 0xf) == 0x8))
|
434 |
(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t*)(a))[1] & 0xf) == 0x8))
|
435 |
|
435 |
|
436 |
#define IN6_IS_ADDR_MC_GLOBAL(a) \
|
436 |
#define IN6_IS_ADDR_MC_GLOBAL(a) \
|
437 |
(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t*)(a))[1] & 0xf) == 0xe))
|
437 |
(IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t*)(a))[1] & 0xf) == 0xe))
|
438 |
|
438 |
|
439 |
#endif /* __NETINET_IN_H */
|
439 |
#endif /* __NETINET_IN_H */
|
440 |
|
440 |
|
441 |
|
441 |
|