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EnigmA Amiga Run 1998 July
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EnigmA AMIGA RUN 29 (1998)(G.R. Edizioni)(IT)[!][issue 1998-07 & 08].iso
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earkit
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socket
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miami3
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miamisdk
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netinclude
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netinet
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in.h
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C/C++ Source or Header
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1998-05-24
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17KB
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#ifndef _NETINET_IN_H_
#define _NETINET_IN_H_
#ifndef _SYS_TYPES_H_
#include <sys/types.h>
#endif
#ifndef _SYS_SYSCTL_H_
#include <sys/sysctl.h>
#endif
/*
* Constants and structures defined by the internet system,
* Per RFC 790, September 1981, and numerous additions.
*/
/*
* Protocols
*/
#define IPPROTO_IP 0 /* dummy for IP */
#define IPPROTO_HOPOPTS 0 /* IPv6 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_IPIP 4 /* IP encapsulation in 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 /* IPv6 into IPv4 */
#define IPPROTO_ROUTING 43 /* IPv6 Routing header */
#define IPPROTO_FRAGMENT 44 /* IPv6 fragmentation header */
#define IPPROTO_RSVP 46 /* resource reservation */
#define IPPROTO_ESP 50 /* encap security payload */
#define IPPROTO_AH 51 /* authentication header */
#define IPPROTO_ICMPV6 58 /* ICMPv6/IGMPv6/NDPv6 */
#define IPPROTO_NONE 59 /* IPv6 no next header */
#define IPPROTO_DSTOPTS 60 /* IPv6 Destination options */
#define IPPROTO_EON 80 /* ISO cnlp */
#define IPPROTO_ENCAP 98 /* encapsulation header */
#define IPPROTO_DIVERT 254 /* divert pseudo-protocol */
#define IPPROTO_RAW 255 /* raw IP packet */
#define IPPROTO_MAX 256
/*
* Local port number conventions:
* Ports < IPPORT_RESERVED are reserved for
* privileged processes (e.g. root).
* Ports > IPPORT_USERRESERVED are reserved
* for servers, not necessarily privileged.
*/
#define IPPORT_RESERVED 1024
#define IPPORT_USERRESERVED 5000
/*
* Internet address (a structure for historical reasons)
*/
struct in_addr {
u_long s_addr;
};
#define INET_ADDRSTRLEN 16
/*
* IPv6 address (a structure for 64 bit architectures)
*/
struct in6_addr {
union {
u_int32_t u6_addr32[4];
u_int8_t u6_addr8[16];
} u6_addr;
};
#define s6_addr32 u6_addr.u6_addr32
#define s6_addr8 u6_addr.u6_addr8
#define s6_addr u6_addr.u6_addr8
#define INET6_ADDRSTRLEN 46
/*
* 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.
*/
#define IN_CLASSA(i) (((long)(i) & 0x80000000) == 0)
#define IN_CLASSA_NET 0xff000000
#define IN_CLASSA_NSHIFT 24
#define IN_CLASSA_HOST 0x00ffffff
#define IN_CLASSA_MAX 128
#define IN_CLASSB(i) (((long)(i) & 0xc0000000) == 0x80000000)
#define IN_CLASSB_NET 0xffff0000
#define IN_CLASSB_NSHIFT 16
#define IN_CLASSB_HOST 0x0000ffff
#define IN_CLASSB_MAX 65536
#define IN_CLASSC(i) (((long)(i) & 0xe0000000) == 0xc0000000)
#define IN_CLASSC_NET 0xffffff00
#define IN_CLASSC_NSHIFT 8
#define IN_CLASSC_HOST 0x000000ff
#define IN_CLASSD(i) (((long)(i) & 0xf0000000) == 0xe0000000)
#define IN_CLASSD_NET 0xf0000000 /* These ones aren't really */
#define IN_CLASSD_NSHIFT 28 /* net and host fields, but */
#define IN_CLASSD_HOST 0x0fffffff /* routing needn't know. */
#define IN_MULTICAST(i) IN_CLASSD(i)
#define IN_EXPERIMENTAL(i) (((long)(i) & 0xf0000000) == 0xf0000000)
#define IN_BADCLASS(i) (((long)(i) & 0xf0000000) == 0xf0000000)
#define INADDR_ANY (u_long)0x00000000
#define INADDR_BROADCAST (u_long)0xffffffff /* must be masked */
#define INADDR_NONE 0xffffffff /* -1 return */
#define INADDR_UNSPEC_GROUP (u_long)0xe0000000 /* 224.0.0.0 */
#define INADDR_ALLHOSTS_GROUP (u_long)0xe0000001 /* 224.0.0.1 */
#define INADDR_ALLRTRS_GROUP (u_long)0xe0000002 /* 224.0.0.2 */
#define INADDR_MAX_LOCAL_GROUP (u_long)0xe00000ff /* 224.0.0.255 */
#define IN_LOOPBACKNET 127 /* official! */
#define IN6ADDR_ANY_INIT {0, 0, 0, 0}
#define IPV6ADDR_ANY_INIT IN6ADDR_ANY_INIT /* old name */
#if BYTE_ORDER == BIG_ENDIAN
#define IN6ADDR_LOOPBACK_INIT {0, 0, 0, 1}
#endif
#if BYTE_ORDER == LITTLE_ENDIAN
#define IN6ADDR_LOOPBACK_INIT {0, 0, 0, 0x01000000}
#endif
#define IPV6ADDR_LOOPBACK_INIT IN6ADDR_LOOPBACK_INIT /* old name */
extern const struct in6_addr in6addr_any, in6addr_loopback;
/*
* Socket address, internet style.
*/
struct sockaddr_in {
u_char sin_len;
u_char sin_family;
u_short sin_port;
struct in_addr sin_addr;
char sin_zero[8];
};
/*
* IPv6 socket address
*/
#define SIN6_LEN
struct sockaddr_in6 {
u_int8_t sin6_len;
u_int8_t sin6_family;
u_int16_t sin6_port;
u_int32_t sin6_flowinfo;
struct in6_addr sin6_addr;
};
#define IPNGVERSION 6
/*
* IPv6 routing socket pseudo-address
*/
struct sockaddr_rt6 {
u_int8_t sin6_len;
u_int8_t sin6_family;
u_int16_t sin6_rtpad1;
u_int16_t sin6_rtpad2;
u_int16_t sin6_local;
struct in6_addr sin6_addr;
};
/*
* Definitions for flow labels.
*/
#if BYTE_ORDER == BIG_ENDIAN
#define IPV6_FLOWINFO_FLOWLABEL 0x00ffffff
#define IPV6_FLOWINFO_PRIORITY 0x0f000000
#define IPV6_FLOWINFO_PRIFLOW 0x0fffffff
#define IPV6_FLOWINFO_SRFLAG 0x10000000
#define IPV6_FLOWINFO_VERSION 0xf0000000
#define IPV6_PRIORITY_UNCHARACTERIZED 0x00000000
#define IPV6_PRIORITY_FILLER 0x01000000
#define IPV6_PRIORITY_UNATTENDED 0x02000000
#define IPV6_PRIORITY_RESERVED1 0x03000000
#define IPV6_PRIORITY_BULK 0x04000000
#define IPV6_PRIORITY_RESERVED2 0x05000000
#define IPV6_PRIORITY_INTERACTIVE 0x06000000
#define IPV6_PRIORITY_CONTROL 0x07000000
#define IPV6_PRIORITY_8 0x08000000
#define IPV6_PRIORITY_9 0x09000000
#define IPV6_PRIORITY_10 0x0a000000
#define IPV6_PRIORITY_11 0x0b000000
#define IPV6_PRIORITY_12 0x0c000000
#define IPV6_PRIORITY_13 0x0d000000
#define IPV6_PRIORITY_14 0x0e000000
#define IPV6_PRIORITY_15 0x0f000000
#define IPV6_SRFLAG_STRICT 0x10000000
#define IPV6_SRFLAG_LOOSE 0x00000000
#define IPV6_VERSION 0x60000000
#endif
#if BYTE_ORDER == LITTLE_ENDIAN
#define IPV6_FLOWINFO_FLOWLABEL 0xffffff00
#define IPV6_FLOWINFO_PRIORITY 0x0000000f
#define IPV6_FLOWINFO_PRIFLOW 0xffffff0f
#define IPV6_FLOWINFO_SRFLAG 0x00000010
#define IPV6_FLOWINFO_VERSION 0x000000f0
#define IPV6_PRIORITY_UNCHARACTERIZED 0x00000000
#define IPV6_PRIORITY_FILLER 0x00000001
#define IPV6_PRIORITY_UNATTENDED 0x00000002
#define IPV6_PRIORITY_RESERVED1 0x00000003
#define IPV6_PRIORITY_BULK 0x00000004
#define IPV6_PRIORITY_RESERVED2 0x00000005
#define IPV6_PRIORITY_INTERACTIVE 0x00000006
#define IPV6_PRIORITY_CONTROL 0x00000007
#define IPV6_PRIORITY_8 0x00000008
#define IPV6_PRIORITY_9 0x00000009
#define IPV6_PRIORITY_10 0x0000000a
#define IPV6_PRIORITY_11 0x0000000b
#define IPV6_PRIORITY_12 0x0000000c
#define IPV6_PRIORITY_13 0x0000000d
#define IPV6_PRIORITY_14 0x0000000e
#define IPV6_PRIORITY_15 0x0000000f
#define IPV6_SRFLAG_STRICT 0x00000010
#define IPV6_SRFLAG_LOOSE 0x00000000
#define IPV6_VERSION 0x00000060
#endif
#define IPV6_GET_FLOWLABEL(x) (ntohl(x) & 0x00ffffff)
#define IPV6_GET_PRIORITY(x) ((ntohl(x) >> 24) & 0xf)
#define IPV6_GET_VERSION(x) ((ntohl(x) >> 28) & 0xf)
#define IPV6_SET_FLOWLABEL(x) (htonl(x) & IPV6_FLOWINFO_FLOWLABEL)
#define IPV6_SET_PRIORITY(x) (htonl((x & 0xf) << 24))
/*
* Definitions for IPv6 addresses.
*/
#define CLR_ADDR6(a) \
{ \
(a).s6_addr32[0] = 0; \
(a).s6_addr32[1] = 0; \
(a).s6_addr32[2] = 0; \
(a).s6_addr32[3] = 0; \
}
#define COPY_ADDR6(from, to) \
{ \
(to).s6_addr32[0] = (from).s6_addr32[0]; \
(to).s6_addr32[1] = (from).s6_addr32[1]; \
(to).s6_addr32[2] = (from).s6_addr32[2]; \
(to).s6_addr32[3] = (from).s6_addr32[3]; \
}
#define SAME_SOCKADDR(a, b) \
(((a)->sin6_addr.s6_addr32[0] == (b)->sin6_addr.s6_addr32[0]) && \
((a)->sin6_addr.s6_addr32[1] == (b)->sin6_addr.s6_addr32[1]) && \
((a)->sin6_addr.s6_addr32[2] == (b)->sin6_addr.s6_addr32[2]) && \
((a)->sin6_addr.s6_addr32[3] == (b)->sin6_addr.s6_addr32[3]))
#define SAME_ADDR6(a, b) \
(((a).s6_addr32[0] == (b).s6_addr32[0]) && \
((a).s6_addr32[1] == (b).s6_addr32[1]) && \
((a).s6_addr32[2] == (b).s6_addr32[2]) && \
((a).s6_addr32[3] == (b).s6_addr32[3]))
#define IS_ANYSOCKADDR(a) \
(((a)->sin6_addr.s6_addr32[0] == 0) && \
((a)->sin6_addr.s6_addr32[1] == 0) && \
((a)->sin6_addr.s6_addr32[2] == 0) && \
((a)->sin6_addr.s6_addr32[3] == 0))
#define IS_ANYADDR6(a) \
(((a).s6_addr32[0] == 0) && \
((a).s6_addr32[1] == 0) && \
((a).s6_addr32[2] == 0) && \
((a).s6_addr32[3] == 0))
#define IS_COMPATSOCKADDR(a) \
(((a)->sin6_addr.s6_addr32[0] == 0) && \
((a)->sin6_addr.s6_addr32[1] == 0) && \
((a)->sin6_addr.s6_addr32[2] == 0) && \
((a)->sin6_addr.s6_addr8[12] != 0))
#define IS_COMPATADDR6(a) \
(((a).s6_addr32[0] == 0) && \
((a).s6_addr32[1] == 0) && \
((a).s6_addr32[2] == 0) && \
((a).s6_addr8[12] != 0))
#if BYTE_ORDER == BIG_ENDIAN
#define IS_LOOPSOCKADDR(a) \
(((a)->sin6_addr.s6_addr32[0] == 0) && \
((a)->sin6_addr.s6_addr32[1] == 0) && \
((a)->sin6_addr.s6_addr32[2] == 0) && \
((a)->sin6_addr.s6_addr32[3] == 1))
#define IS_LOOPADDR6(a) \
(((a).s6_addr32[0] == 0) && \
((a).s6_addr32[1] == 0) && \
((a).s6_addr32[2] == 0) && \
((a).s6_addr32[3] == 1))
#define IS_IPV4SOCKADDR(a) \
(((a)->sin6_addr.s6_addr32[0] == 0) && \
((a)->sin6_addr.s6_addr32[1] == 0) && \
((a)->sin6_addr.s6_addr32[2] == 0x0000ffff))
#define IS_IPV4ADDR6(a) \
(((a).s6_addr32[0] == 0) && \
((a).s6_addr32[1] == 0) && \
((a).s6_addr32[2] == 0x0000ffff))
#endif
#if BYTE_ORDER == LITTLE_ENDIAN
#define IS_LOOPSOCKADDR(a) \
(((a)->sin6_addr.s6_addr32[0] == 0) && \
((a)->sin6_addr.s6_addr32[1] == 0) && \
((a)->sin6_addr.s6_addr32[2] == 0) && \
((a)->sin6_addr.s6_addr32[3] == 0x1000000))
#define IS_LOOPADDR6(a) \
(((a).s6_addr32[0] == 0) && \
((a).s6_addr32[1] == 0) && \
((a).s6_addr32[2] == 0) && \
((a).s6_addr32[3] == 0x1000000))
#define IS_IPV4SOCKADDR(a) \
(((a)->sin6_addr.s6_addr32[0] == 0) && \
((a)->sin6_addr.s6_addr32[1] == 0) && \
((a)->sin6_addr.s6_addr32[2] == 0xffff0000))
#define IS_IPV4ADDR6(a) \
(((a).s6_addr32[0] == 0) && \
((a).s6_addr32[1] == 0) && \
((a).s6_addr32[2] == 0xffff0000))
#endif
#define IS_LOCALADDR6(a) ((a).s6_addr8[0] == 0xfe)
#define IS_LINKLADDR6(a) \
(IS_LOCALADDR6(a) && ((a).s6_addr8[1] == 0x80))
#define IS_SITELADDR6(a) \
(IS_LOCALADDR6(a) && ((a).s6_addr8[1] == 0xc0))
#define IS_MULTIADDR6(a) ((a).s6_addr8[0] == 0xff)
#define MADDR6_FLAGS(a) ((a).s6_addr8[1] >> 4)
#define MADDR6_FLG_WK 0 /* "well-known" multicast address */
#define MADDR6_FLG_TS 1 /* "transient" multicast address */
#define MADDR6_SCOPE(a) ((a).s6_addr8[1] & 0x0f)
#define MADDR6_SCP_NODE 0x1 /* node-local scope */
#define MADDR6_SCP_LINK 0x2 /* link-local scope */
#define MADDR6_SCP_SITE 0x5 /* site-local scope */
#define MADDR6_SCP_ORG 0x8 /* organization-local scope */
#define MADDR6_SCP_GLO 0xe /* global scope */
#define MADDR6_ALLNODES 1 /* all-nodes groups */
#define MADDR6_ALLROUTERS 2 /* all-routers groups */
#define MADDR6_ALLHOSTS 3 /* all-hosts groups */
/*
* New IPv6 address macros of BSD API
*/
#define IN6_IS_ADDR_UNSPECIFIED(p) IS_ANYADDR6(*p)
#define IN6_IS_ADDR_LOOPBACK(p) IS_LOOPADDR6(*p)
#define IN6_IS_ADDR_MULTICAST(p) IS_MULTIADDR6(*p)
#define IN6_IS_ADDR_LINKLOCAL(p) IS_LINKLADDR6(*p)
#define IN6_IS_ADDR_SITELOCAL(p) IS_SITELADDR6(*p)
#define IN6_IS_ADDR_V4MAPPED(p) IS_IPV4ADDR6(*p)
#define IN6_IS_ADDR_V4COMPAT(p) IS_COMPATADDR6(*p)
#define IN6_IS_ADDR_MC_NODELOCAL(p) \
(IS_MULTIADDR6(*p) && (MADDR6_SCOPE(*p) == MADDR6_SCP_NODE))
#define IN6_IS_ADDR_MC_LINKLOCAL(p) \
(IS_MULTIADDR6(*p) && (MADDR6_SCOPE(*p) == MADDR6_SCP_LINK))
#define IN6_IS_ADDR_MC_SITELOCAL(p) \
(IS_MULTIADDR6(*p) && (MADDR6_SCOPE(*p) == MADDR6_SCP_SITE))
#define IN6_IS_ADDR_MC_ORGLOCAL(p) \
(IS_MULTIADDR6(*p) && (MADDR6_SCOPE(*p) == MADDR6_SCP_ORG))
#define IN6_IS_ADDR_MC_GLOBAL(p) \
(IS_MULTIADDR6(*p) && (MADDR6_SCOPE(*p) == MADDR6_SCP_GLO))
#define IN6_ARE_ADDR_EQUAL(pa,pb) SAME_ADDR6(*pa,*pb)
/* My own extension (:-) */
#define IN6_ADDR_V6_TO_V4(a) ((struct in_addr *)&(a)->s6_addr[12])
/* Grabbed from Girish's, Tom Pusateri's & Yixin Jin's code */
/*
* Multicast downstream destinations
*/
struct ds_in6addr {
struct in6_addr sin6_addr; /* downstream destination */
u_short hoplimit; /* min ttl required to forward */
u_short flags; /* attributes */
};
struct sockaddr_inds {
u_char sin_len;
u_char sin_family;
u_short sin_num;
char sin_data[12];
};
/*
* 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 */
char ip_opts[40]; /* actually variable in size */
};
/*
* 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_UNICAST_HOPS IP_TTL
#define IPV6_UNICAST_HOPS IP_TTL
#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 /* u_char; set/get IP multicast i/f */
#define IPV6_MULTICAST_IF IP_MULTICAST_IF /* u_int */
#define IP_MULTICAST_TTL 10 /* u_char; set/get IP multicast ttl */
#define IP_MULTICAST_HOPS IP_MULTICAST_TTL
#define IPV6_MULTICAST_HOPS IP_MULTICAST_TTL /* int */
#define IP_MULTICAST_LOOP 11 /* u_char; set/get IP multicast loopback */
#define IPV6_MULTICAST_LOOP IP_MULTICAST_LOOP /* u_int */
#define IP_ADD_MEMBERSHIP 12 /* ip_mreq; add an IP group membership */
#define IPV6_ADD_MEMBERSHIP IP_ADD_MEMBERSHIP
#define IP_DROP_MEMBERSHIP 13 /* ip_mreq; drop an IP group membership */
#define IPV6_DROP_MEMBERSHIP IP_DROP_MEMBERSHIP
#define IP_MULTICAST_VIF 14 /* set/get IP mcast virt. iface */
#define IP_RSVP_ON 15 /* enable RSVP in kernel */
#define IP_RSVP_OFF 16 /* disable RSVP in kernel */
#define IP_RSVP_VIF_ON 17 /* set RSVP per-vif socket */
#define IP_RSVP_VIF_OFF 18 /* unset RSVP per-vif socket */
/*
* 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 */
/*
* 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 */
};
struct ipv6_mreq {
struct in6_addr ipv6mr_multiaddr; /* IPv6 multicast address of group */
unsigned long ipv6mr_interface; /* local IPv6 address of interface */
};
/*
* packet information
*/
struct in6_pktinfo {
struct in6_addr ipi6_addr; /* src/dst IPv6 address */
long ipi6_ifindex; /* send/recv interface index */
};
/*
* Definitions for inet sysctl operations.
*
* Third level is protocol number.
* Fourth level is desired variable within that protocol.
*/
#define IPPROTO_MAXID (IPPROTO_IDP + 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 }, \
}
/*
* 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_RTEXPIRE 5 /* cloned route expiration time */
#define IPCTL_RTMINEXPIRE 6 /* min value for expiration time */
#define IPCTL_RTMAXCACHE 7 /* trigger level for dynamic expire */
#define IPCTL_SOURCEROUTE 8 /* may perform source routes */
#define IPCTL_MAXID 9
#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 }, \
}
#endif