source: trunk/libs/newlib/src/newlib/libc/sys/linux/include/netinet/in.h @ 444

Last change on this file since 444 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 19.7 KB
Line 
1/*
2 * Copyright (c) 1982, 1986, 1990, 1993
3 *      The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *      This product includes software developed by the University of
16 *      California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 *      @(#)in.h        8.3 (Berkeley) 1/3/94
34 * $FreeBSD: src/sys/netinet/in.h,v 1.68 2002/04/24 01:26:11 mike Exp $
35 */
36
37#ifndef _NETINET_IN_H_
38#define _NETINET_IN_H_
39
40#include <sys/cdefs.h>
41#include <sys/config.h>
42#include <sys/_types.h>
43#include <machine/endian.h>
44
45/* Protocols common to RFC 1700, POSIX, and X/Open. */
46#define IPPROTO_IP              0               /* dummy for IP */
47#define IPPROTO_ICMP            1               /* control message protocol */
48#define IPPROTO_TCP             6               /* tcp */
49#define IPPROTO_UDP             17              /* user datagram protocol */
50
51#define INADDR_ANY              (u_int32_t)0x00000000
52#define INADDR_BROADCAST        (u_int32_t)0xffffffff   /* must be masked */
53
54#ifndef _UINT8_T_DECLARED
55typedef __uint8_t               uint8_t;
56#define _UINT8_T_DECLARED
57#endif
58
59#ifndef _UINT16_T_DECLARED
60typedef __uint16_t              uint16_t;
61#define _UINT16_T_DECLARED
62#endif
63
64#ifndef _UINT32_T_DECLARED
65typedef __uint32_t              uint32_t;
66#define _UINT32_T_DECLARED
67#endif
68
69#ifndef _IN_ADDR_T_DECLARED
70typedef uint32_t                in_addr_t;
71#define _IN_ADDR_T_DECLARED
72#endif
73
74#ifndef _IN_PORT_T_DECLARED
75typedef uint16_t                in_port_t;
76#define _IN_PORT_T_DECLARED
77#endif
78
79typedef unsigned short sa_family_t;
80
81#ifdef _BSD_SA_FAMILY_T_
82typedef _BSD_SA_FAMILY_T_       sa_family_t;
83#undef _BSD_SA_FAMILY_T_
84#endif
85
86/* Internet address (a structure for historical reasons). */
87#ifndef _STRUCT_IN_ADDR_DECLARED
88struct in_addr {
89        in_addr_t s_addr;
90};
91#define _STRUCT_IN_ADDR_DECLARED
92#endif
93
94/* Socket address, internet style. */
95struct sockaddr_in {
96        sa_family_t     sin_family;
97        in_port_t       sin_port;
98        struct  in_addr sin_addr;
99        char    sin_zero[8];
100};
101
102#if __POSIX_VISIBLE >= 200112
103#define IPPROTO_RAW             255             /* raw IP packet */
104#define INET_ADDRSTRLEN         16
105#endif
106
107#define __BSD_VISIBLE 1
108#if __BSD_VISIBLE
109/*
110 * Constants and structures defined by the internet system,
111 * Per RFC 790, September 1981, and numerous additions.
112 */
113
114/*
115 * Protocols (RFC 1700)
116 */
117#define IPPROTO_HOPOPTS         0               /* IP6 hop-by-hop options */
118#define IPPROTO_IGMP            2               /* group mgmt protocol */
119#define IPPROTO_GGP             3               /* gateway^2 (deprecated) */
120#define IPPROTO_IPV4            4               /* IPv4 encapsulation */
121#define IPPROTO_IPIP            IPPROTO_IPV4    /* for compatibility */
122#define IPPROTO_ST              7               /* Stream protocol II */
123#define IPPROTO_EGP             8               /* exterior gateway protocol */
124#define IPPROTO_PIGP            9               /* private interior gateway */
125#define IPPROTO_RCCMON          10              /* BBN RCC Monitoring */
126#define IPPROTO_NVPII           11              /* network voice protocol*/
127#define IPPROTO_PUP             12              /* pup */
128#define IPPROTO_ARGUS           13              /* Argus */
129#define IPPROTO_EMCON           14              /* EMCON */
130#define IPPROTO_XNET            15              /* Cross Net Debugger */
131#define IPPROTO_CHAOS           16              /* Chaos*/
132#define IPPROTO_MUX             18              /* Multiplexing */
133#define IPPROTO_MEAS            19              /* DCN Measurement Subsystems */
134#define IPPROTO_HMP             20              /* Host Monitoring */
135#define IPPROTO_PRM             21              /* Packet Radio Measurement */
136#define IPPROTO_IDP             22              /* xns idp */
137#define IPPROTO_TRUNK1          23              /* Trunk-1 */
138#define IPPROTO_TRUNK2          24              /* Trunk-2 */
139#define IPPROTO_LEAF1           25              /* Leaf-1 */
140#define IPPROTO_LEAF2           26              /* Leaf-2 */
141#define IPPROTO_RDP             27              /* Reliable Data */
142#define IPPROTO_IRTP            28              /* Reliable Transaction */
143#define IPPROTO_TP              29              /* tp-4 w/ class negotiation */
144#define IPPROTO_BLT             30              /* Bulk Data Transfer */
145#define IPPROTO_NSP             31              /* Network Services */
146#define IPPROTO_INP             32              /* Merit Internodal */
147#define IPPROTO_SEP             33              /* Sequential Exchange */
148#define IPPROTO_3PC             34              /* Third Party Connect */
149#define IPPROTO_IDPR            35              /* InterDomain Policy Routing */
150#define IPPROTO_XTP             36              /* XTP */
151#define IPPROTO_DDP             37              /* Datagram Delivery */
152#define IPPROTO_CMTP            38              /* Control Message Transport */
153#define IPPROTO_TPXX            39              /* TP++ Transport */
154#define IPPROTO_IL              40              /* IL transport protocol */
155#define IPPROTO_IPV6            41              /* IP6 header */
156#define IPPROTO_SDRP            42              /* Source Demand Routing */
157#define IPPROTO_ROUTING         43              /* IP6 routing header */
158#define IPPROTO_FRAGMENT        44              /* IP6 fragmentation header */
159#define IPPROTO_IDRP            45              /* InterDomain Routing*/
160#define IPPROTO_RSVP            46              /* resource reservation */
161#define IPPROTO_GRE             47              /* General Routing Encap. */
162#define IPPROTO_MHRP            48              /* Mobile Host Routing */
163#define IPPROTO_BHA             49              /* BHA */
164#define IPPROTO_ESP             50              /* IP6 Encap Sec. Payload */
165#define IPPROTO_AH              51              /* IP6 Auth Header */
166#define IPPROTO_INLSP           52              /* Integ. Net Layer Security */
167#define IPPROTO_SWIPE           53              /* IP with encryption */
168#define IPPROTO_NHRP            54              /* Next Hop Resolution */
169#define IPPROTO_MOBILE          55              /* IP Mobility */
170#define IPPROTO_TLSP            56              /* Transport Layer Security */
171#define IPPROTO_SKIP            57              /* SKIP */
172#define IPPROTO_ICMPV6          58              /* ICMP6 */
173#define IPPROTO_NONE            59              /* IP6 no next header */
174#define IPPROTO_DSTOPTS         60              /* IP6 destination option */
175#define IPPROTO_AHIP            61              /* any host internal protocol */
176#define IPPROTO_CFTP            62              /* CFTP */
177#define IPPROTO_HELLO           63              /* "hello" routing protocol */
178#define IPPROTO_SATEXPAK        64              /* SATNET/Backroom EXPAK */
179#define IPPROTO_KRYPTOLAN       65              /* Kryptolan */
180#define IPPROTO_RVD             66              /* Remote Virtual Disk */
181#define IPPROTO_IPPC            67              /* Pluribus Packet Core */
182#define IPPROTO_ADFS            68              /* Any distributed FS */
183#define IPPROTO_SATMON          69              /* Satnet Monitoring */
184#define IPPROTO_VISA            70              /* VISA Protocol */
185#define IPPROTO_IPCV            71              /* Packet Core Utility */
186#define IPPROTO_CPNX            72              /* Comp. Prot. Net. Executive */
187#define IPPROTO_CPHB            73              /* Comp. Prot. HeartBeat */
188#define IPPROTO_WSN             74              /* Wang Span Network */
189#define IPPROTO_PVP             75              /* Packet Video Protocol */
190#define IPPROTO_BRSATMON        76              /* BackRoom SATNET Monitoring */
191#define IPPROTO_ND              77              /* Sun net disk proto (temp.) */
192#define IPPROTO_WBMON           78              /* WIDEBAND Monitoring */
193#define IPPROTO_WBEXPAK         79              /* WIDEBAND EXPAK */
194#define IPPROTO_EON             80              /* ISO cnlp */
195#define IPPROTO_VMTP            81              /* VMTP */
196#define IPPROTO_SVMTP           82              /* Secure VMTP */
197#define IPPROTO_VINES           83              /* Banyon VINES */
198#define IPPROTO_TTP             84              /* TTP */
199#define IPPROTO_IGP             85              /* NSFNET-IGP */
200#define IPPROTO_DGP             86              /* dissimilar gateway prot. */
201#define IPPROTO_TCF             87              /* TCF */
202#define IPPROTO_IGRP            88              /* Cisco/GXS IGRP */
203#define IPPROTO_OSPFIGP         89              /* OSPFIGP */
204#define IPPROTO_SRPC            90              /* Strite RPC protocol */
205#define IPPROTO_LARP            91              /* Locus Address Resoloution */
206#define IPPROTO_MTP             92              /* Multicast Transport */
207#define IPPROTO_AX25            93              /* AX.25 Frames */
208#define IPPROTO_IPEIP           94              /* IP encapsulated in IP */
209#define IPPROTO_MICP            95              /* Mobile Int.ing control */
210#define IPPROTO_SCCSP           96              /* Semaphore Comm. security */
211#define IPPROTO_ETHERIP         97              /* Ethernet IP encapsulation */
212#define IPPROTO_ENCAP           98              /* encapsulation header */
213#define IPPROTO_APES            99              /* any private encr. scheme */
214#define IPPROTO_GMTP            100             /* GMTP*/
215#define IPPROTO_IPCOMP          108             /* payload compression (IPComp) */
216/* 101-254: Partly Unassigned */
217#define IPPROTO_PIM             103             /* Protocol Independent Mcast */
218#define IPPROTO_PGM             113             /* PGM */
219/* 255: Reserved */
220/* BSD Private, local use, namespace incursion */
221#define IPPROTO_DIVERT          254             /* divert pseudo-protocol */
222#define IPPROTO_MAX             256
223
224/* last return value of *_input(), meaning "all job for this pkt is done".  */
225#define IPPROTO_DONE            257
226
227/*
228 * Local port number conventions:
229 *
230 * When a user does a bind(2) or connect(2) with a port number of zero,
231 * a non-conflicting local port address is chosen.
232 * The default range is IPPORT_HIFIRSTAUTO through
233 * IPPORT_HILASTAUTO, although that is settable by sysctl.
234 *
235 * A user may set the IPPROTO_IP option IP_PORTRANGE to change this
236 * default assignment range.
237 *
238 * The value IP_PORTRANGE_DEFAULT causes the default behavior.
239 *
240 * The value IP_PORTRANGE_HIGH changes the range of candidate port numbers
241 * into the "high" range.  These are reserved for client outbound connections
242 * which do not want to be filtered by any firewalls.  Note that by default
243 * this is the same as IP_PORTRANGE_DEFAULT.
244 *
245 * The value IP_PORTRANGE_LOW changes the range to the "low" are
246 * that is (by convention) restricted to privileged processes.  This
247 * convention is based on "vouchsafe" principles only.  It is only secure
248 * if you trust the remote host to restrict these ports.
249 *
250 * The default range of ports and the high range can be changed by
251 * sysctl(3).  (net.inet.ip.port{hi,low}{first,last}_auto)
252 *
253 * Changing those values has bad security implications if you are
254 * using a a stateless firewall that is allowing packets outside of that
255 * range in order to allow transparent outgoing connections.
256 *
257 * Such a firewall configuration will generally depend on the use of these
258 * default values.  If you change them, you may find your Security
259 * Administrator looking for you with a heavy object.
260 *
261 * For a slightly more orthodox text view on this:
262 *
263 *            ftp://ftp.isi.edu/in-notes/iana/assignments/port-numbers
264 *
265 *    port numbers are divided into three ranges:
266 *
267 *                0 -  1023 Well Known Ports
268 *             1024 - 49151 Registered Ports
269 *            49152 - 65535 Dynamic and/or Private Ports
270 *
271 */
272
273/*
274 * Ports < IPPORT_RESERVED are reserved for
275 * privileged processes (e.g. root).         (IP_PORTRANGE_LOW)
276 */
277#define IPPORT_RESERVED         1024
278
279/*
280 * Default local port range, used by both IP_PORTRANGE_DEFAULT
281 * and IP_PORTRANGE_HIGH.
282 */
283#define IPPORT_HIFIRSTAUTO      49152
284#define IPPORT_HILASTAUTO       65535
285
286/*
287 * Scanning for a free reserved port return a value below IPPORT_RESERVED,
288 * but higher than IPPORT_RESERVEDSTART.  Traditionally the start value was
289 * 512, but that conflicts with some well-known-services that firewalls may
290 * have a fit if we use.
291 */
292#define IPPORT_RESERVEDSTART    600
293
294#define IPPORT_MAX              65535
295
296#ifndef _UINT8_T_DECLARED
297typedef __uint8_t               uint8_t;
298#define _UINT8_T_DECLARED
299#endif
300
301#ifndef _UINT16_T_DECLARED
302typedef __uint16_t              uint16_t;
303#define _UINT16_T_DECLARED
304#endif
305
306#ifndef _UINT32_T_DECLARED
307typedef __uint32_t              uint32_t;
308#define _UINT32_T_DECLARED
309#endif
310
311#ifndef _IN_ADDR_T_DECLARED
312typedef uint32_t                in_addr_t;
313#define _IN_ADDR_T_DECLARED
314#endif
315
316#ifndef _IN_PORT_T_DECLARED
317typedef uint16_t                in_port_t;
318#define _IN_PORT_T_DECLARED
319#endif
320
321#ifdef _BSD_SA_FAMILY_T_
322typedef _BSD_SA_FAMILY_T_       sa_family_t;
323#undef _BSD_SA_FAMILY_T_
324#endif
325
326/*
327 * Internet address (a structure for historical reasons)
328 */
329#ifndef _STRUCT_IN_ADDR_DECLARED
330struct in_addr {
331        in_addr_t s_addr;
332};
333#define _STRUCT_IN_ADDR_DECLARED
334#endif
335
336/*
337 * Definitions of bits in internet address integers.
338 * On subnets, the decomposition of addresses to host and net parts
339 * is done according to subnet mask, not the masks here.
340 */
341#define IN_CLASSA(i)            (((u_int32_t)(i) & 0x80000000) == 0)
342#define IN_CLASSA_NET           0xff000000
343#define IN_CLASSA_NSHIFT        24
344#define IN_CLASSA_HOST          0x00ffffff
345#define IN_CLASSA_MAX           128
346
347#define IN_CLASSB(i)            (((u_int32_t)(i) & 0xc0000000) == 0x80000000)
348#define IN_CLASSB_NET           0xffff0000
349#define IN_CLASSB_NSHIFT        16
350#define IN_CLASSB_HOST          0x0000ffff
351#define IN_CLASSB_MAX           65536
352
353#define IN_CLASSC(i)            (((u_int32_t)(i) & 0xe0000000) == 0xc0000000)
354#define IN_CLASSC_NET           0xffffff00
355#define IN_CLASSC_NSHIFT        8
356#define IN_CLASSC_HOST          0x000000ff
357
358#define IN_CLASSD(i)            (((u_int32_t)(i) & 0xf0000000) == 0xe0000000)
359#define IN_CLASSD_NET           0xf0000000      /* These ones aren't really */
360#define IN_CLASSD_NSHIFT        28              /* net and host fields, but */
361#define IN_CLASSD_HOST          0x0fffffff      /* routing needn't know.    */
362#define IN_MULTICAST(i)         IN_CLASSD(i)
363
364#define IN_EXPERIMENTAL(i)      (((u_int32_t)(i) & 0xf0000000) == 0xf0000000)
365#define IN_BADCLASS(i)          (((u_int32_t)(i) & 0xf0000000) == 0xf0000000)
366
367#define INADDR_LOOPBACK         (u_int32_t)0x7f000001
368#ifndef _KERNEL
369#define INADDR_NONE             0xffffffff              /* -1 return */
370#endif
371
372#define INADDR_UNSPEC_GROUP     (u_int32_t)0xe0000000   /* 224.0.0.0 */
373#define INADDR_ALLHOSTS_GROUP   (u_int32_t)0xe0000001   /* 224.0.0.1 */
374#define INADDR_ALLRTRS_GROUP    (u_int32_t)0xe0000002   /* 224.0.0.2 */
375#define INADDR_MAX_LOCAL_GROUP  (u_int32_t)0xe00000ff   /* 224.0.0.255 */
376
377#define IN_LOOPBACKNET          127                     /* official! */
378
379/*
380 * Options for use with [gs]etsockopt at the IP level.
381 * First word of comment is data type; bool is stored in int.
382 */
383#define IP_OPTIONS              1    /* buf/ip_opts; set/get IP options */
384#define IP_HDRINCL              2    /* int; header is included with data */
385#define IP_TOS                  3    /* int; IP type of service and preced. */
386#define IP_TTL                  4    /* int; IP time to live */
387#define IP_RECVOPTS             5    /* bool; receive all IP opts w/dgram */
388#define IP_RECVRETOPTS          6    /* bool; receive IP opts for response */
389#define IP_RECVDSTADDR          7    /* bool; receive IP dst addr w/dgram */
390#define IP_RETOPTS              8    /* ip_opts; set/get IP options */
391#define IP_MULTICAST_IF         9    /* u_char; set/get IP multicast i/f  */
392#define IP_MULTICAST_TTL        10   /* u_char; set/get IP multicast ttl */
393#define IP_MULTICAST_LOOP       11   /* u_char; set/get IP multicast loopback */
394#define IP_ADD_MEMBERSHIP       12   /* ip_mreq; add an IP group membership */
395#define IP_DROP_MEMBERSHIP      13   /* ip_mreq; drop an IP group membership */
396#define IP_MULTICAST_VIF        14   /* set/get IP mcast virt. iface */
397#define IP_RSVP_ON              15   /* enable RSVP in kernel */
398#define IP_RSVP_OFF             16   /* disable RSVP in kernel */
399#define IP_RSVP_VIF_ON          17   /* set RSVP per-vif socket */
400#define IP_RSVP_VIF_OFF         18   /* unset RSVP per-vif socket */
401#define IP_PORTRANGE            19   /* int; range to choose for unspec port */
402#define IP_RECVIF               20   /* bool; receive reception if w/dgram */
403/* for IPSEC */
404#define IP_IPSEC_POLICY         21   /* int; set/get security policy */
405#define IP_FAITH                22   /* bool; accept FAITH'ed connections */
406
407#define IP_FW_ADD               50   /* add a firewall rule to chain */
408#define IP_FW_DEL               51   /* delete a firewall rule from chain */
409#define IP_FW_FLUSH             52   /* flush firewall rule chain */
410#define IP_FW_ZERO              53   /* clear single/all firewall counter(s) */
411#define IP_FW_GET               54   /* get entire firewall rule chain */
412#define IP_FW_RESETLOG          55   /* reset logging counters */
413
414#define IP_DUMMYNET_CONFIGURE   60   /* add/configure a dummynet pipe */
415#define IP_DUMMYNET_DEL         61   /* delete a dummynet pipe from chain */
416#define IP_DUMMYNET_FLUSH       62   /* flush dummynet */
417#define IP_DUMMYNET_GET         64   /* get entire dummynet pipes */
418
419/*
420 * Defaults and limits for options
421 */
422#define IP_DEFAULT_MULTICAST_TTL  1     /* normally limit m'casts to 1 hop  */
423#define IP_DEFAULT_MULTICAST_LOOP 1     /* normally hear sends if a member  */
424#define IP_MAX_MEMBERSHIPS      20      /* per socket */
425
426/*
427 * Argument structure for IP_ADD_MEMBERSHIP and IP_DROP_MEMBERSHIP.
428 */
429struct ip_mreq {
430        struct  in_addr imr_multiaddr;  /* IP multicast address of group */
431        struct  in_addr imr_interface;  /* local IP address of interface */
432};
433
434/*
435 * Argument for IP_PORTRANGE:
436 * - which range to search when port is unspecified at bind() or connect()
437 */
438#define IP_PORTRANGE_DEFAULT    0       /* default range */
439#define IP_PORTRANGE_HIGH       1       /* "high" - request firewall bypass */
440#define IP_PORTRANGE_LOW        2       /* "low" - vouchsafe security */
441
442/*
443 * Definitions for inet sysctl operations.
444 *
445 * Third level is protocol number.
446 * Fourth level is desired variable within that protocol.
447 */
448#define IPPROTO_MAXID   (IPPROTO_AH + 1)        /* don't list to IPPROTO_MAX */
449
450#define CTL_IPPROTO_NAMES { \
451        { "ip", CTLTYPE_NODE }, \
452        { "icmp", CTLTYPE_NODE }, \
453        { "igmp", CTLTYPE_NODE }, \
454        { "ggp", CTLTYPE_NODE }, \
455        { 0, 0 }, \
456        { 0, 0 }, \
457        { "tcp", CTLTYPE_NODE }, \
458        { 0, 0 }, \
459        { "egp", CTLTYPE_NODE }, \
460        { 0, 0 }, \
461        { 0, 0 }, \
462        { 0, 0 }, \
463        { "pup", CTLTYPE_NODE }, \
464        { 0, 0 }, \
465        { 0, 0 }, \
466        { 0, 0 }, \
467        { 0, 0 }, \
468        { "udp", CTLTYPE_NODE }, \
469        { 0, 0 }, \
470        { 0, 0 }, \
471        { 0, 0 }, \
472        { 0, 0 }, \
473        { "idp", CTLTYPE_NODE }, \
474        { 0, 0 }, \
475        { 0, 0 }, \
476        { 0, 0 }, \
477        { 0, 0 }, \
478        { 0, 0 }, \
479        { 0, 0 }, \
480        { 0, 0 }, \
481        { 0, 0 }, \
482        { 0, 0 }, \
483        { 0, 0 }, \
484        { 0, 0 }, \
485        { 0, 0 }, \
486        { 0, 0 }, \
487        { 0, 0 }, \
488        { 0, 0 }, \
489        { 0, 0 }, \
490        { 0, 0 }, \
491        { 0, 0 }, \
492        { 0, 0 }, \
493        { 0, 0 }, \
494        { 0, 0 }, \
495        { 0, 0 }, \
496        { 0, 0 }, \
497        { 0, 0 }, \
498        { 0, 0 }, \
499        { 0, 0 }, \
500        { 0, 0 }, \
501        { 0, 0 }, \
502        { "ipsec", CTLTYPE_NODE }, \
503}
504
505/*
506 * Names for IP sysctl objects
507 */
508#define IPCTL_FORWARDING        1       /* act as router */
509#define IPCTL_SENDREDIRECTS     2       /* may send redirects when forwarding */
510#define IPCTL_DEFTTL            3       /* default TTL */
511#ifdef notyet
512#define IPCTL_DEFMTU            4       /* default MTU */
513#endif
514#define IPCTL_RTEXPIRE          5       /* cloned route expiration time */
515#define IPCTL_RTMINEXPIRE       6       /* min value for expiration time */
516#define IPCTL_RTMAXCACHE        7       /* trigger level for dynamic expire */
517#define IPCTL_SOURCEROUTE       8       /* may perform source routes */
518#define IPCTL_DIRECTEDBROADCAST 9       /* may re-broadcast received packets */
519#define IPCTL_INTRQMAXLEN       10      /* max length of netisr queue */
520#define IPCTL_INTRQDROPS        11      /* number of netisr q drops */
521#define IPCTL_STATS             12      /* ipstat structure */
522#define IPCTL_ACCEPTSOURCEROUTE 13      /* may accept source routed packets */
523#define IPCTL_FASTFORWARDING    14      /* use fast IP forwarding code */
524#define IPCTL_KEEPFAITH         15      /* FAITH IPv4->IPv6 translater ctl */
525#define IPCTL_GIF_TTL           16      /* default TTL for gif encap packet */
526#define IPCTL_MAXID             17
527
528#define IPCTL_NAMES { \
529        { 0, 0 }, \
530        { "forwarding", CTLTYPE_INT }, \
531        { "redirect", CTLTYPE_INT }, \
532        { "ttl", CTLTYPE_INT }, \
533        { "mtu", CTLTYPE_INT }, \
534        { "rtexpire", CTLTYPE_INT }, \
535        { "rtminexpire", CTLTYPE_INT }, \
536        { "rtmaxcache", CTLTYPE_INT }, \
537        { "sourceroute", CTLTYPE_INT }, \
538        { "directed-broadcast", CTLTYPE_INT }, \
539        { "intr-queue-maxlen", CTLTYPE_INT }, \
540        { "intr-queue-drops", CTLTYPE_INT }, \
541        { "stats", CTLTYPE_STRUCT }, \
542        { "accept_sourceroute", CTLTYPE_INT }, \
543        { "fastforwarding", CTLTYPE_INT }, \
544}
545
546#endif /* __BSD_VISIBLE */
547
548#ifdef _KERNEL
549
550struct ifnet; struct mbuf;      /* forward declarations for Standard C */
551
552int      in_broadcast(struct in_addr, struct ifnet *);
553int      in_canforward(struct in_addr);
554int      in_localaddr(struct in_addr);
555char    *inet_ntoa(struct in_addr); /* in libkern */
556char    *inet_ntoa_r(struct in_addr ina, char *buf); /* in libkern */
557
558#define satosin(sa)     ((struct sockaddr_in *)(sa))
559#define sintosa(sin)    ((struct sockaddr *)(sin))
560#define ifatoia(ifa)    ((struct in_ifaddr *)(ifa))
561
562#endif /* _KERNEL */
563
564/* INET6 stuff */
565#define __KAME_NETINET_IN_H_INCLUDED_
566#include <netinet6/in6.h>
567#undef __KAME_NETINET_IN_H_INCLUDED_
568
569#endif /* !_NETINET_IN_H_*/
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