diff options
Diffstat (limited to 'StdLib/Include/netinet/in.h')
| -rw-r--r-- | StdLib/Include/netinet/in.h | 557 |
1 files changed, 0 insertions, 557 deletions
diff --git a/StdLib/Include/netinet/in.h b/StdLib/Include/netinet/in.h deleted file mode 100644 index 6f13b02d3a..0000000000 --- a/StdLib/Include/netinet/in.h +++ /dev/null @@ -1,557 +0,0 @@ -/* $NetBSD: in.h,v 1.77 2006/11/13 05:13:41 dyoung Exp $ */
-
-/*
- * Copyright (c) 1982, 1986, 1990, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)in.h 8.3 (Berkeley) 1/3/94
- */
-
-/*
- * Constants and structures defined by the internet system,
- * Per RFC 790, September 1981, and numerous additions.
- */
-
-#ifndef _NETINET_IN_H_
-#define _NETINET_IN_H_
-
-#include <machine/int_types.h>
-
-#ifndef uint8_t
-typedef __uint8_t uint8_t;
-#define uint8_t __uint8_t
-#endif
-
-#ifndef uint32_t
-typedef __uint32_t uint32_t;
-#define uint32_t __uint32_t
-#endif
-
-#include <sys/ansi.h>
-
-#ifndef in_addr_t
-typedef __in_addr_t in_addr_t;
-#define in_addr_t __in_addr_t
-#endif
-
-#ifndef in_port_t
-typedef __in_port_t in_port_t;
-#define in_port_t __in_port_t
-#endif
-
-#ifndef sa_family_t
-typedef __sa_family_t sa_family_t;
-#define sa_family_t __sa_family_t
-#endif
-
-/*
- * Protocols
- */
-#define IPPROTO_IP 0 /* dummy for IP */
-#define IPPROTO_HOPOPTS 0 /* IP6 hop-by-hop options */
-#define IPPROTO_ICMP 1 /* control message protocol */
-#define IPPROTO_IGMP 2 /* group mgmt protocol */
-#define IPPROTO_GGP 3 /* gateway^2 (deprecated) */
-#define IPPROTO_IPV4 4 /* IP header */
-#define IPPROTO_IPIP 4 /* IP inside IP */
-#define IPPROTO_TCP 6 /* tcp */
-#define IPPROTO_EGP 8 /* exterior gateway protocol */
-#define IPPROTO_PUP 12 /* pup */
-#define IPPROTO_UDP 17 /* user datagram protocol */
-#define IPPROTO_IDP 22 /* xns idp */
-#define IPPROTO_TP 29 /* tp-4 w/ class negotiation */
-#define IPPROTO_IPV6 41 /* IP6 header */
-#define IPPROTO_ROUTING 43 /* IP6 routing header */
-#define IPPROTO_FRAGMENT 44 /* IP6 fragmentation header */
-#define IPPROTO_RSVP 46 /* resource reservation */
-#define IPPROTO_GRE 47 /* GRE encaps RFC 1701 */
-#define IPPROTO_ESP 50 /* encap. security payload */
-#define IPPROTO_AH 51 /* authentication header */
-#define IPPROTO_MOBILE 55 /* IP Mobility RFC 2004 */
-#define IPPROTO_IPV6_ICMP 58 /* IPv6 ICMP */
-#define IPPROTO_ICMPV6 58 /* ICMP6 */
-#define IPPROTO_NONE 59 /* IP6 no next header */
-#define IPPROTO_DSTOPTS 60 /* IP6 destination option */
-#define IPPROTO_EON 80 /* ISO cnlp */
-#define IPPROTO_ETHERIP 97 /* Ethernet-in-IP */
-#define IPPROTO_ENCAP 98 /* encapsulation header */
-#define IPPROTO_PIM 103 /* Protocol indep. multicast */
-#define IPPROTO_IPCOMP 108 /* IP Payload Comp. Protocol */
-#define IPPROTO_VRRP 112 /* VRRP RFC 2338 */
-#define IPPROTO_CARP 112 /* Common Address Resolution Protocol */
-#define IPPROTO_RAW 255 /* raw IP packet */
-#define IPPROTO_MAX 256
-
-/* last return value of *_input(), meaning "all job for this pkt is done". */
-#define IPPROTO_DONE 257
-
-/* sysctl placeholder for (FAST_)IPSEC */
-#define CTL_IPPROTO_IPSEC 258
-
-
-/*
- * Local port number conventions:
- *
- * Ports < IPPORT_RESERVED are reserved for privileged processes (e.g. root),
- * unless a kernel is compiled with IPNOPRIVPORTS defined.
- *
- * When a user does a bind(2) or connect(2) with a port number of zero,
- * a non-conflicting local port address is chosen.
- *
- * The default range is IPPORT_ANONMIN to IPPORT_ANONMAX, although
- * that is settable by sysctl(3); net.inet.ip.anonportmin and
- * net.inet.ip.anonportmax respectively.
- *
- * A user may set the IPPROTO_IP option IP_PORTRANGE to change this
- * default assignment range.
- *
- * The value IP_PORTRANGE_DEFAULT causes the default behavior.
- *
- * The value IP_PORTRANGE_HIGH is the same as IP_PORTRANGE_DEFAULT,
- * and exists only for FreeBSD compatibility purposes.
- *
- * The value IP_PORTRANGE_LOW changes the range to the "low" are
- * that is (by convention) restricted to privileged processes.
- * This convention is based on "vouchsafe" principles only.
- * It is only secure if you trust the remote host to restrict these ports.
- * The range is IPPORT_RESERVEDMIN to IPPORT_RESERVEDMAX.
- */
-
-#define IPPORT_RESERVED 1024
-#define IPPORT_ANONMIN 49152
-#define IPPORT_ANONMAX 65535
-#define IPPORT_RESERVEDMIN 600
-#define IPPORT_RESERVEDMAX (IPPORT_RESERVED-1)
-
-/*
- * Internet address (a structure for historical reasons)
- */
-struct in_addr {
- in_addr_t s_addr;
-} __attribute__((__packed__));
-
-/*
- * Definitions of bits in internet address integers.
- * On subnets, the decomposition of addresses to host and net parts
- * is done according to subnet mask, not the masks here.
- *
- * By byte-swapping the constants, we avoid ever having to byte-swap IP
- * addresses inside the kernel. Unfortunately, user-level programs rely
- * on these macros not doing byte-swapping.
- */
-#ifdef _KERNEL
-#define __IPADDR(x) ((uint32_t) htonl((uint32_t)(x)))
-#else
-#define __IPADDR(x) ((uint32_t)(x))
-#endif
-
-#define IN_CLASSA(i) (((uint32_t)(i) & __IPADDR(0x80000000)) == \
- __IPADDR(0x00000000))
-#define IN_CLASSA_NET __IPADDR(0xff000000)
-#define IN_CLASSA_NSHIFT 24
-#define IN_CLASSA_HOST __IPADDR(0x00ffffff)
-#define IN_CLASSA_MAX 128
-
-#define IN_CLASSB(i) (((uint32_t)(i) & __IPADDR(0xc0000000)) == \
- __IPADDR(0x80000000))
-#define IN_CLASSB_NET __IPADDR(0xffff0000)
-#define IN_CLASSB_NSHIFT 16
-#define IN_CLASSB_HOST __IPADDR(0x0000ffff)
-#define IN_CLASSB_MAX 65536
-
-#define IN_CLASSC(i) (((uint32_t)(i) & __IPADDR(0xe0000000)) == \
- __IPADDR(0xc0000000))
-#define IN_CLASSC_NET __IPADDR(0xffffff00)
-#define IN_CLASSC_NSHIFT 8
-#define IN_CLASSC_HOST __IPADDR(0x000000ff)
-
-#define IN_CLASSD(i) (((uint32_t)(i) & __IPADDR(0xf0000000)) == \
- __IPADDR(0xe0000000))
-/* These ones aren't really net and host fields, but routing needn't know. */
-#define IN_CLASSD_NET __IPADDR(0xf0000000)
-#define IN_CLASSD_NSHIFT 28
-#define IN_CLASSD_HOST __IPADDR(0x0fffffff)
-#define IN_MULTICAST(i) IN_CLASSD(i)
-
-#define IN_EXPERIMENTAL(i) (((uint32_t)(i) & __IPADDR(0xf0000000)) == \
- __IPADDR(0xf0000000))
-#define IN_BADCLASS(i) (((uint32_t)(i) & __IPADDR(0xf0000000)) == \
- __IPADDR(0xf0000000))
-
-#define IN_LINKLOCAL(i) (((uint32_t)(i) & __IPADDR(0xffff0000)) == \
- __IPADDR(0xa9fe0000))
-
-#define IN_PRIVATE(i) ((((uint32_t)(i) & __IPADDR(0xff000000)) == \
- __IPADDR(0x0a000000)) || \
- (((uint32_t)(i) & __IPADDR(0xfff00000)) == \
- __IPADDR(0xac100000)) || \
- (((uint32_t)(i) & __IPADDR(0xffff0000)) == \
- __IPADDR(0xc0a80000)))
-
-#define IN_LOCAL_GROUP(i) (((uint32_t)(i) & __IPADDR(0xffffff00)) == \
- __IPADDR(0xe0000000))
-
-#define IN_ANY_LOCAL(i) (IN_LINKLOCAL(i) || IN_LOCAL_GROUP(i))
-
-#define INADDR_ANY __IPADDR(0x00000000)
-#define INADDR_LOOPBACK __IPADDR(0x7f000001)
-#define INADDR_BROADCAST __IPADDR(0xffffffff) /* must be masked */
-#define INADDR_NONE __IPADDR(0xffffffff) /* -1 return */
-
-#define INADDR_UNSPEC_GROUP __IPADDR(0xe0000000) /* 224.0.0.0 */
-#define INADDR_ALLHOSTS_GROUP __IPADDR(0xe0000001) /* 224.0.0.1 */
-#define INADDR_ALLRTRS_GROUP __IPADDR(0xe0000002) /* 224.0.0.2 */
-#define INADDR_CARP_GROUP __IPADDR(0xe0000012) /* 224.0.0.18 */
-#define INADDR_MAX_LOCAL_GROUP __IPADDR(0xe00000ff) /* 224.0.0.255 */
-
-#define IN_LOOPBACKNET 127 /* official! */
-
-/*
- * Socket address, internet style.
- */
-struct sockaddr_in {
- uint8_t sin_len;
- sa_family_t sin_family;
- in_port_t sin_port;
- struct in_addr sin_addr;
- __int8_t sin_zero[8];
-};
-
-#define INET_ADDRSTRLEN 16
-
-/*
- * Structure used to describe IP options.
- * Used to store options internally, to pass them to a process,
- * or to restore options retrieved earlier.
- * The ip_dst 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, 0 w/o src rt */
-#if defined(__cplusplus)
- __int8_t Ip_opts[40]; /* actually variable in size */
-#else
- __int8_t ip_opts[40]; /* actually variable in size */
-#endif
-};
-
-/*
- * Options for use with [gs]etsockopt at the IP level.
- * First word of comment is data type; bool is stored in int.
- */
-#define IP_OPTIONS 1 /* buf/ip_opts; set/get IP options */
-#define IP_HDRINCL 2 /* int; header is included with data */
-#define IP_TOS 3 /* int; IP type of service and preced. */
-#define IP_TTL 4 /* int; IP time to live */
-#define IP_RECVOPTS 5 /* bool; receive all IP opts w/dgram */
-#define IP_RECVRETOPTS 6 /* bool; receive IP opts for response */
-#define IP_RECVDSTADDR 7 /* bool; receive IP dst addr w/dgram */
-#define IP_RETOPTS 8 /* ip_opts; set/get IP 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 /* u_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 */
-#define IP_PORTRANGE 19 /* int; range to use for ephemeral port */
-#define IP_RECVIF 20 /* bool; receive reception if w/dgram */
-#define IP_ERRORMTU 21 /* int; get MTU of last xmit = EMSGSIZE */
-#if 1 /*IPSEC*/
-#define IP_IPSEC_POLICY 22 /* struct; get/set security policy */
-#endif
-
-/*
- * Defaults and limits for options
- */
-#define IP_DEFAULT_MULTICAST_TTL 1 /* normally limit m'casts to 1 hop */
-#define IP_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */
-#define IP_MAX_MEMBERSHIPS 20 /* per socket; must fit in one mbuf */
-
-/*
- * Argument structure 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 */
-};
-
-/*
- * Argument for IP_PORTRANGE:
- * - which range to search when port is unspecified at bind() or connect()
- */
-#define IP_PORTRANGE_DEFAULT 0 /* default range */
-#define IP_PORTRANGE_HIGH 1 /* same as DEFAULT (FreeBSD compat) */
-#define IP_PORTRANGE_LOW 2 /* use privileged range */
-
-#if defined(_NETBSD_SOURCE)
-/*
- * Definitions for inet sysctl operations.
- *
- * Third level is protocol number.
- * Fourth level is desired variable within that protocol.
- */
-#define IPPROTO_MAXID (IPPROTO_AH + 1) /* don't list to IPPROTO_MAX */
-
-#define CTL_IPPROTO_NAMES { \
- { "ip", CTLTYPE_NODE }, \
- { "icmp", CTLTYPE_NODE }, \
- { "igmp", CTLTYPE_NODE }, \
- { "ggp", CTLTYPE_NODE }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { "tcp", CTLTYPE_NODE }, \
- { 0, 0 }, \
- { "egp", CTLTYPE_NODE }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { "pup", CTLTYPE_NODE }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { "udp", CTLTYPE_NODE }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { "idp", CTLTYPE_NODE }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { "ipsec", CTLTYPE_NODE }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { "pim", CTLTYPE_NODE }, \
-}
-
-/*
- * Names for IP sysctl objects
- */
-#define IPCTL_FORWARDING 1 /* act as router */
-#define IPCTL_SENDREDIRECTS 2 /* may send redirects when forwarding */
-#define IPCTL_DEFTTL 3 /* default TTL */
-#ifdef notyet
-#define IPCTL_DEFMTU 4 /* default MTU */
-#endif
-#define IPCTL_FORWSRCRT 5 /* forward source-routed packets */
-#define IPCTL_DIRECTEDBCAST 6 /* default broadcast behavior */
-#define IPCTL_ALLOWSRCRT 7 /* allow/drop all source-routed pkts */
-#define IPCTL_SUBNETSARELOCAL 8 /* treat subnets as local addresses */
-#define IPCTL_MTUDISC 9 /* allow path MTU discovery */
-#define IPCTL_ANONPORTMIN 10 /* minimum ephemeral port */
-#define IPCTL_ANONPORTMAX 11 /* maximum ephemeral port */
-#define IPCTL_MTUDISCTIMEOUT 12 /* allow path MTU discovery */
-#define IPCTL_MAXFLOWS 13 /* maximum ip flows allowed */
-#define IPCTL_HOSTZEROBROADCAST 14 /* is host zero a broadcast addr? */
-#define IPCTL_GIF_TTL 15 /* default TTL for gif encap packet */
-#define IPCTL_LOWPORTMIN 16 /* minimum reserved port */
-#define IPCTL_LOWPORTMAX 17 /* maximum reserved port */
-#define IPCTL_MAXFRAGPACKETS 18 /* max packets reassembly queue */
-#define IPCTL_GRE_TTL 19 /* default TTL for gre encap packet */
-#define IPCTL_CHECKINTERFACE 20 /* drop pkts in from 'wrong' iface */
-#define IPCTL_IFQ 21 /* ipintrq node */
-#define IPCTL_RANDOMID 22 /* use random IP ids (if configured) */
-#define IPCTL_LOOPBACKCKSUM 23 /* do IP checksum on loopback */
-#define IPCTL_STATS 24 /* IP statistics */
-#define IPCTL_MAXID 25
-
-#define IPCTL_NAMES { \
- { 0, 0 }, \
- { "forwarding", CTLTYPE_INT }, \
- { "redirect", CTLTYPE_INT }, \
- { "ttl", CTLTYPE_INT }, \
- { "mtu", CTLTYPE_INT }, \
- { "forwsrcrt", CTLTYPE_INT }, \
- { "directed-broadcast", CTLTYPE_INT }, \
- { "allowsrcrt", CTLTYPE_INT }, \
- { "subnetsarelocal", CTLTYPE_INT }, \
- { "mtudisc", CTLTYPE_INT }, \
- { "anonportmin", CTLTYPE_INT }, \
- { "anonportmax", CTLTYPE_INT }, \
- { "mtudisctimeout", CTLTYPE_INT }, \
- { "maxflows", CTLTYPE_INT }, \
- { "hostzerobroadcast", CTLTYPE_INT }, \
- { "gifttl", CTLTYPE_INT }, \
- { "lowportmin", CTLTYPE_INT }, \
- { "lowportmax", CTLTYPE_INT }, \
- { "maxfragpackets", CTLTYPE_INT }, \
- { "grettl", CTLTYPE_INT }, \
- { "checkinterface", CTLTYPE_INT }, \
- { "ifq", CTLTYPE_NODE }, \
- { "random_id", CTLTYPE_INT }, \
- { "do_loopback_cksum", CTLTYPE_INT }, \
- { "stats", CTLTYPE_STRUCT }, \
-}
-#endif /* _NETBSD_SOURCE */
-
-/* INET6 stuff */
-#define __KAME_NETINET_IN_H_INCLUDED_
-#include <netinet6/in6.h>
-#undef __KAME_NETINET_IN_H_INCLUDED_
-
-#ifdef _KERNEL
-/*
- * in_cksum_phdr:
- *
- * Compute significant parts of the IPv4 checksum pseudo-header
- * for use in a delayed TCP/UDP checksum calculation.
- *
- * Args:
- *
- * src Source IP address
- * dst Destination IP address
- * lenproto htons(proto-hdr-len + proto-number)
- */
-static __inline u_int16_t __attribute__((__unused__))
-in_cksum_phdr(u_int32_t src, u_int32_t dst, u_int32_t lenproto)
-{
- u_int32_t sum;
-
- sum = lenproto +
- (u_int16_t)(src >> 16) +
- (u_int16_t)(src /*& 0xffff*/) +
- (u_int16_t)(dst >> 16) +
- (u_int16_t)(dst /*& 0xffff*/);
-
- sum = (u_int16_t)(sum >> 16) + (u_int16_t)(sum /*& 0xffff*/);
-
- if (sum > 0xffff)
- sum -= 0xffff;
-
- return (sum);
-}
-
-/*
- * in_cksum_addword:
- *
- * Add the two 16-bit network-order values, carry, and return.
- */
-static __inline u_int16_t __attribute__((__unused__))
-in_cksum_addword(u_int16_t a, u_int16_t b)
-{
- u_int32_t sum = a + b;
-
- if (sum > 0xffff)
- sum -= 0xffff;
-
- return (sum);
-}
-
-extern struct in_addr zeroin_addr;
-extern u_char ip_protox[];
-
-int in_broadcast(struct in_addr, struct ifnet *);
-int in_canforward(struct in_addr);
-int in_cksum(struct mbuf *, int);
-int in4_cksum(struct mbuf *, u_int8_t, int, int);
-void in_delayed_cksum(struct mbuf *);
-int in_localaddr(struct in_addr);
-void in_socktrim(struct sockaddr_in *);
-
-#define in_hosteq(s,t) ((s).s_addr == (t).s_addr)
-#define in_nullhost(x) ((x).s_addr == INADDR_ANY)
-
-#define satosin(sa) ((struct sockaddr_in *)(sa))
-#define sintosa(sin) ((struct sockaddr *)(sin))
-#define ifatoia(ifa) ((struct in_ifaddr *)(ifa))
-#endif /* _KERNEL */
-
-#endif /* !_NETINET_IN_H_ */
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