336 lines
12 KiB
C
336 lines
12 KiB
C
/*
|
|
* Copyright (c) 2000-2018 Apple Inc. All rights reserved.
|
|
*
|
|
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
|
|
*
|
|
* This file contains Original Code and/or Modifications of Original Code
|
|
* as defined in and that are subject to the Apple Public Source License
|
|
* Version 2.0 (the 'License'). You may not use this file except in
|
|
* compliance with the License. The rights granted to you under the License
|
|
* may not be used to create, or enable the creation or redistribution of,
|
|
* unlawful or unlicensed copies of an Apple operating system, or to
|
|
* circumvent, violate, or enable the circumvention or violation of, any
|
|
* terms of an Apple operating system software license agreement.
|
|
*
|
|
* Please obtain a copy of the License at
|
|
* http://www.opensource.apple.com/apsl/ and read it before using this file.
|
|
*
|
|
* The Original Code and all software distributed under the License are
|
|
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
|
|
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
|
|
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
|
|
* Please see the License for the specific language governing rights and
|
|
* limitations under the License.
|
|
*
|
|
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
|
|
*/
|
|
/*
|
|
* 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. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. 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
|
|
* $FreeBSD: src/sys/netinet/in.h,v 1.48.2.2 2001/04/21 14:53:06 ume Exp $
|
|
*/
|
|
|
|
#ifndef _NETINET_IN_PRIVATE_H_
|
|
#define _NETINET_IN_PRIVATE_H_
|
|
|
|
#include <netinet/in.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/types.h>
|
|
|
|
#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
|
|
/* 253-254: Experimentation and testing; 255: Reserved (RFC3692) */
|
|
/* BSD Private, local use, namespace incursion */
|
|
#define IPPROTO_QUIC 253 /* QUIC protocol (Over UDP) */
|
|
|
|
#ifdef __APPLE__
|
|
#define IN_SHARED_ADDRESS_SPACE(i) ((((u_int32_t)(i)) & (u_int32_t)0xffc00000) \
|
|
== (u_int32_t)0x64400000)
|
|
|
|
#define IN_DS_LITE(i) ((((u_int32_t)(i)) & (u_int32_t)0xfffffff8) == (u_int32_t)0xc0000000)
|
|
|
|
#define IN_6TO4_RELAY_ANYCAST(i) ((((u_int32_t)(i)) & (u_int32_t)IN_CLASSC_NET) == (u_int32_t)0xc0586300)
|
|
#endif /* __APPLE__ */
|
|
#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
|
|
|
|
/*
|
|
* sockaddr_in with scope ID field; this is used internally to keep
|
|
* track of scoped route entries in the routing table. The fact that
|
|
* such a value is embedded in the structure is an artifact of the
|
|
* current implementation which could change in future.
|
|
*/
|
|
struct sockaddr_inifscope {
|
|
__uint8_t sin_len;
|
|
sa_family_t sin_family;
|
|
in_port_t sin_port;
|
|
struct in_addr sin_addr;
|
|
/*
|
|
* To avoid possible conflict with an overlaid sockaddr_inarp
|
|
* having sin_other set to SIN_PROXY, we use the first 4-bytes
|
|
* of sin_zero since sin_srcaddr is one of the unused fields
|
|
* in sockaddr_inarp.
|
|
*/
|
|
union {
|
|
char sin_zero[8];
|
|
struct {
|
|
__uint32_t ifscope;
|
|
} _in_index;
|
|
} un;
|
|
#define sin_scope_id un._in_index.ifscope
|
|
};
|
|
|
|
#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
|
|
|
|
/*
|
|
* Options for use with [gs]etsockopt at the IP level.
|
|
* First word of comment is data type; bool is stored in int.
|
|
*/
|
|
#define IP_NO_IFT_CELLULAR 6969 /* for internal use only */
|
|
#define IP_NO_IFT_PDP IP_NO_IFT_CELLULAR /* deprecated */
|
|
#define IP_OUT_IF 9696 /* for internal use only */
|
|
|
|
#ifdef BSD_KERNEL_PRIVATE
|
|
#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 }, \
|
|
}
|
|
|
|
#define IPCTL_NAMES { \
|
|
{ 0, 0 }, \
|
|
{ "forwarding", CTLTYPE_INT }, \
|
|
{ "redirect", CTLTYPE_INT }, \
|
|
{ "ttl", CTLTYPE_INT }, \
|
|
{ "mtu", CTLTYPE_INT }, \
|
|
{ "rtexpire", CTLTYPE_INT }, \
|
|
{ "rtminexpire", CTLTYPE_INT }, \
|
|
{ "rtmaxcache", CTLTYPE_INT }, \
|
|
{ "sourceroute", CTLTYPE_INT }, \
|
|
{ "directed-broadcast", CTLTYPE_INT }, \
|
|
{ "intr-queue-maxlen", CTLTYPE_INT }, \
|
|
{ "intr-queue-drops", CTLTYPE_INT }, \
|
|
{ "stats", CTLTYPE_STRUCT }, \
|
|
{ "accept_sourceroute", CTLTYPE_INT }, \
|
|
{ "fastforwarding", CTLTYPE_INT }, \
|
|
{ "keepfaith", CTLTYPE_INT }, \
|
|
{ "gifttl", CTLTYPE_INT }, \
|
|
}
|
|
#endif /* BSD_KERNEL_PRIVATE */
|
|
|
|
#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
|
|
|
|
/* INET6 stuff */
|
|
#define __KAME_NETINET_IN_PRIVATE_H_INCLUDED_
|
|
#include <netinet6/in6_private.h>
|
|
#undef __KAME_NETINET_IN_PRIVATE_H_INCLUDED_
|
|
|
|
/*
|
|
* Minimal sized structure to hold an IPv4 or IPv6 socket address
|
|
* as sockaddr_storage can waste memory
|
|
*/
|
|
|
|
union sockaddr_in_4_6 {
|
|
struct sockaddr sa;
|
|
struct __sockaddr_header sah;
|
|
struct sockaddr_in sin;
|
|
struct sockaddr_in6 sin6;
|
|
};
|
|
#define CLAT46_HDR_EXPANSION_OVERHD (sizeof(struct ip6_hdr) - sizeof(struct ip))
|
|
|
|
/*
|
|
* Recommended DiffServ Code Point values
|
|
*/
|
|
|
|
#define _DSCP_DF 0 /* RFC 2474 */
|
|
|
|
#define _DSCP_CS0 0 /* RFC 2474 */
|
|
#define _DSCP_CS1 8 /* RFC 2474 */
|
|
#define _DSCP_CS2 16 /* RFC 2474 */
|
|
#define _DSCP_CS3 24 /* RFC 2474 */
|
|
#define _DSCP_CS4 32 /* RFC 2474 */
|
|
#define _DSCP_CS5 40 /* RFC 2474 */
|
|
#define _DSCP_CS6 48 /* RFC 2474 */
|
|
#define _DSCP_CS7 56 /* RFC 2474 */
|
|
|
|
#define _DSCP_EF 46 /* RFC 2474 */
|
|
#define _DSCP_VA 44 /* RFC 5865 */
|
|
|
|
#define _DSCP_AF11 10 /* RFC 2597 */
|
|
#define _DSCP_AF12 12 /* RFC 2597 */
|
|
#define _DSCP_AF13 14 /* RFC 2597 */
|
|
#define _DSCP_AF21 18 /* RFC 2597 */
|
|
#define _DSCP_AF22 20 /* RFC 2597 */
|
|
#define _DSCP_AF23 22 /* RFC 2597 */
|
|
#define _DSCP_AF31 26 /* RFC 2597 */
|
|
#define _DSCP_AF32 28 /* RFC 2597 */
|
|
#define _DSCP_AF33 30 /* RFC 2597 */
|
|
#define _DSCP_AF41 34 /* RFC 2597 */
|
|
#define _DSCP_AF42 36 /* RFC 2597 */
|
|
#define _DSCP_AF43 38 /* RFC 2597 */
|
|
|
|
#define _DSCP_52 52 /* Wi-Fi WMM Certification: Sigma */
|
|
|
|
#define _MAX_DSCP 63 /* coded on 6 bits */
|
|
|
|
#ifndef XNU_PLATFORM_DriverKit
|
|
#ifdef KERNEL
|
|
#ifdef BSD_KERNEL_PRIVATE
|
|
#include <mach/boolean.h>
|
|
|
|
struct ip;
|
|
struct ifnet;
|
|
struct mbuf;
|
|
|
|
extern boolean_t in_broadcast(struct in_addr, struct ifnet *);
|
|
extern boolean_t in_canforward(struct in_addr);
|
|
extern u_int32_t in_netof(struct in_addr);
|
|
|
|
extern uint32_t os_cpu_in_cksum_mbuf(struct mbuf *m, int len, int off,
|
|
uint32_t initial_sum);
|
|
|
|
extern uint16_t inet_cksum(struct mbuf *, uint32_t, uint32_t, uint32_t);
|
|
extern uint16_t inet_cksum_buffer(const void *__sized_by(__len), uint32_t, uint32_t, uint32_t __len);
|
|
extern uint16_t in_addword(uint16_t, uint16_t);
|
|
extern uint16_t in_pseudo(uint32_t, uint32_t, uint32_t);
|
|
extern uint16_t in_pseudo64(uint64_t, uint64_t, uint64_t);
|
|
extern uint16_t in_cksum_hdr_opt(const struct ip *);
|
|
extern uint16_t ip_cksum_hdr_dir(struct mbuf *, uint32_t, int);
|
|
extern uint16_t ip_cksum_hdr_dir_buffer(const void *__sized_by(__len), uint32_t, uint32_t __len, int);
|
|
extern uint32_t in_finalize_cksum(struct mbuf *, uint32_t, uint32_t);
|
|
extern uint16_t b_sum16(const void *__sized_by(len)buf, int len);
|
|
#if DEBUG || DEVELOPMENT
|
|
extern uint32_t in_cksum_mbuf_ref(struct mbuf *, int, int, uint32_t);
|
|
#endif /* DEBUG || DEVELOPMENT */
|
|
|
|
extern int in_getconninfo(struct socket *, sae_connid_t, uint32_t *,
|
|
uint32_t *, int32_t *, user_addr_t, socklen_t *, user_addr_t, socklen_t *,
|
|
uint32_t *, user_addr_t, uint32_t *);
|
|
extern struct in_ifaddr * inifa_ifpwithflag(struct ifnet *, uint32_t);
|
|
extern struct in_ifaddr * inifa_ifpclatv4(struct ifnet *);
|
|
|
|
#define in_cksum(_m, _l) \
|
|
inet_cksum(_m, 0, 0, _l)
|
|
#define in_cksum_buffer(_b, _l) \
|
|
inet_cksum_buffer(_b, 0, 0, _l)
|
|
#define ip_cksum_hdr_in(_m, _l) \
|
|
ip_cksum_hdr_dir(_m, _l, 0)
|
|
#define ip_cksum_hdr_out(_m, _l) \
|
|
ip_cksum_hdr_dir(_m, _l, 1)
|
|
|
|
#define in_cksum_hdr(_ip) \
|
|
(~b_sum16(_ip, sizeof (struct ip)) & 0xffff)
|
|
|
|
#define in_cksum_offset(_m, _o) \
|
|
((void) in_finalize_cksum(_m, _o, CSUM_DELAY_IP))
|
|
#define in_delayed_cksum(_m) \
|
|
((void) in_finalize_cksum(_m, 0, CSUM_DELAY_DATA))
|
|
#define in_delayed_cksum_offset(_m, _o) \
|
|
((void) in_finalize_cksum(_m, _o, CSUM_DELAY_DATA))
|
|
|
|
#define in_hosteq(s, t) ((s).s_addr == (t).s_addr)
|
|
#define in_nullhost(x) ((x).s_addr == INADDR_ANY)
|
|
#define in_allhosts(x) ((x).s_addr == htonl(INADDR_ALLHOSTS_GROUP))
|
|
|
|
#define SIN(s) ((struct sockaddr_in *)(void *)s)
|
|
#define satosin(sa) SIN(sa)
|
|
#define sintosa(sin) ((struct sockaddr *)(void *)(sin))
|
|
#define SINIFSCOPE(s) ((struct sockaddr_inifscope *)(void *)(s))
|
|
|
|
#define IPTOS_UNSPEC (-1) /* TOS byte not set */
|
|
#define IPTOS_MASK 0xFF /* TOS byte mask */
|
|
#endif /* BSD_KERNEL_PRIVATE */
|
|
|
|
#ifdef KERNEL_PRIVATE
|
|
/* exported for ApplicationFirewall */
|
|
extern int in_localaddr(struct in_addr);
|
|
extern int inaddr_local(struct in_addr);
|
|
|
|
extern char *inet_ntoa(struct in_addr);
|
|
extern char *inet_ntoa_r(struct in_addr ina, char *buf,
|
|
size_t buflen);
|
|
extern int inet_pton(int af, const char *, void *);
|
|
#endif /* KERNEL_PRIVATE */
|
|
|
|
#endif /* KERNEL */
|
|
#endif /* XNU_PLATFORM_DriverKit */
|
|
|
|
#endif /* _NETINET_IN_PRIVATE_H_ */
|