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Diffstat (limited to 'inet/netinet/in.h')
| -rw-r--r-- | inet/netinet/in.h | 632 |
1 files changed, 0 insertions, 632 deletions
diff --git a/inet/netinet/in.h b/inet/netinet/in.h deleted file mode 100644 index f94b4b4e1c..0000000000 --- a/inet/netinet/in.h +++ /dev/null @@ -1,632 +0,0 @@ -/* Copyright (C) 1991-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _NETINET_IN_H -#define _NETINET_IN_H 1 - -#include <features.h> -#include <bits/stdint-uintn.h> -#include <sys/socket.h> -#include <bits/types.h> - - -__BEGIN_DECLS - -/* Internet address. */ -typedef uint32_t in_addr_t; -struct in_addr - { - in_addr_t s_addr; - }; - -/* Get system-specific definitions. */ -#include <bits/in.h> - -/* Standard well-defined IP protocols. */ -enum - { - IPPROTO_IP = 0, /* Dummy protocol for TCP. */ -#define IPPROTO_IP IPPROTO_IP - IPPROTO_ICMP = 1, /* Internet Control Message Protocol. */ -#define IPPROTO_ICMP IPPROTO_ICMP - IPPROTO_IGMP = 2, /* Internet Group Management Protocol. */ -#define IPPROTO_IGMP IPPROTO_IGMP - IPPROTO_IPIP = 4, /* IPIP tunnels (older KA9Q tunnels use 94). */ -#define IPPROTO_IPIP IPPROTO_IPIP - IPPROTO_TCP = 6, /* Transmission Control Protocol. */ -#define IPPROTO_TCP IPPROTO_TCP - IPPROTO_EGP = 8, /* Exterior Gateway Protocol. */ -#define IPPROTO_EGP IPPROTO_EGP - IPPROTO_PUP = 12, /* PUP protocol. */ -#define IPPROTO_PUP IPPROTO_PUP - IPPROTO_UDP = 17, /* User Datagram Protocol. */ -#define IPPROTO_UDP IPPROTO_UDP - IPPROTO_IDP = 22, /* XNS IDP protocol. */ -#define IPPROTO_IDP IPPROTO_IDP - IPPROTO_TP = 29, /* SO Transport Protocol Class 4. */ -#define IPPROTO_TP IPPROTO_TP - IPPROTO_DCCP = 33, /* Datagram Congestion Control Protocol. */ -#define IPPROTO_DCCP IPPROTO_DCCP - IPPROTO_IPV6 = 41, /* IPv6 header. */ -#define IPPROTO_IPV6 IPPROTO_IPV6 - IPPROTO_RSVP = 46, /* Reservation Protocol. */ -#define IPPROTO_RSVP IPPROTO_RSVP - IPPROTO_GRE = 47, /* General Routing Encapsulation. */ -#define IPPROTO_GRE IPPROTO_GRE - IPPROTO_ESP = 50, /* encapsulating security payload. */ -#define IPPROTO_ESP IPPROTO_ESP - IPPROTO_AH = 51, /* authentication header. */ -#define IPPROTO_AH IPPROTO_AH - IPPROTO_MTP = 92, /* Multicast Transport Protocol. */ -#define IPPROTO_MTP IPPROTO_MTP - IPPROTO_BEETPH = 94, /* IP option pseudo header for BEET. */ -#define IPPROTO_BEETPH IPPROTO_BEETPH - IPPROTO_ENCAP = 98, /* Encapsulation Header. */ -#define IPPROTO_ENCAP IPPROTO_ENCAP - IPPROTO_PIM = 103, /* Protocol Independent Multicast. */ -#define IPPROTO_PIM IPPROTO_PIM - IPPROTO_COMP = 108, /* Compression Header Protocol. */ -#define IPPROTO_COMP IPPROTO_COMP - IPPROTO_SCTP = 132, /* Stream Control Transmission Protocol. */ -#define IPPROTO_SCTP IPPROTO_SCTP - IPPROTO_UDPLITE = 136, /* UDP-Lite protocol. */ -#define IPPROTO_UDPLITE IPPROTO_UDPLITE - IPPROTO_MPLS = 137, /* MPLS in IP. */ -#define IPPROTO_MPLS IPPROTO_MPLS - IPPROTO_RAW = 255, /* Raw IP packets. */ -#define IPPROTO_RAW IPPROTO_RAW - IPPROTO_MAX - }; - -/* If __USE_KERNEL_IPV6_DEFS is 1 then the user has included the kernel - network headers first and we should use those ABI-identical definitions - instead of our own, otherwise 0. */ -#if !__USE_KERNEL_IPV6_DEFS -enum - { - IPPROTO_HOPOPTS = 0, /* IPv6 Hop-by-Hop options. */ -#define IPPROTO_HOPOPTS IPPROTO_HOPOPTS - IPPROTO_ROUTING = 43, /* IPv6 routing header. */ -#define IPPROTO_ROUTING IPPROTO_ROUTING - IPPROTO_FRAGMENT = 44, /* IPv6 fragmentation header. */ -#define IPPROTO_FRAGMENT IPPROTO_FRAGMENT - IPPROTO_ICMPV6 = 58, /* ICMPv6. */ -#define IPPROTO_ICMPV6 IPPROTO_ICMPV6 - IPPROTO_NONE = 59, /* IPv6 no next header. */ -#define IPPROTO_NONE IPPROTO_NONE - IPPROTO_DSTOPTS = 60, /* IPv6 destination options. */ -#define IPPROTO_DSTOPTS IPPROTO_DSTOPTS - IPPROTO_MH = 135 /* IPv6 mobility header. */ -#define IPPROTO_MH IPPROTO_MH - }; -#endif /* !__USE_KERNEL_IPV6_DEFS */ - -/* Type to represent a port. */ -typedef uint16_t in_port_t; - -/* Standard well-known ports. */ -enum - { - IPPORT_ECHO = 7, /* Echo service. */ - IPPORT_DISCARD = 9, /* Discard transmissions service. */ - IPPORT_SYSTAT = 11, /* System status service. */ - IPPORT_DAYTIME = 13, /* Time of day service. */ - IPPORT_NETSTAT = 15, /* Network status service. */ - IPPORT_FTP = 21, /* File Transfer Protocol. */ - IPPORT_TELNET = 23, /* Telnet protocol. */ - IPPORT_SMTP = 25, /* Simple Mail Transfer Protocol. */ - IPPORT_TIMESERVER = 37, /* Timeserver service. */ - IPPORT_NAMESERVER = 42, /* Domain Name Service. */ - IPPORT_WHOIS = 43, /* Internet Whois service. */ - IPPORT_MTP = 57, - - IPPORT_TFTP = 69, /* Trivial File Transfer Protocol. */ - IPPORT_RJE = 77, - IPPORT_FINGER = 79, /* Finger service. */ - IPPORT_TTYLINK = 87, - IPPORT_SUPDUP = 95, /* SUPDUP protocol. */ - - - IPPORT_EXECSERVER = 512, /* execd service. */ - IPPORT_LOGINSERVER = 513, /* rlogind service. */ - IPPORT_CMDSERVER = 514, - IPPORT_EFSSERVER = 520, - - /* UDP ports. */ - IPPORT_BIFFUDP = 512, - IPPORT_WHOSERVER = 513, - IPPORT_ROUTESERVER = 520, - - /* Ports less than this value are reserved for privileged processes. */ - IPPORT_RESERVED = 1024, - - /* Ports greater this value are reserved for (non-privileged) servers. */ - IPPORT_USERRESERVED = 5000 - }; - -/* Definitions of the bits in an Internet address integer. - - On subnets, host and network parts are found according to - the subnet mask, not these masks. */ - -#define IN_CLASSA(a) ((((in_addr_t)(a)) & 0x80000000) == 0) -#define IN_CLASSA_NET 0xff000000 -#define IN_CLASSA_NSHIFT 24 -#define IN_CLASSA_HOST (0xffffffff & ~IN_CLASSA_NET) -#define IN_CLASSA_MAX 128 - -#define IN_CLASSB(a) ((((in_addr_t)(a)) & 0xc0000000) == 0x80000000) -#define IN_CLASSB_NET 0xffff0000 -#define IN_CLASSB_NSHIFT 16 -#define IN_CLASSB_HOST (0xffffffff & ~IN_CLASSB_NET) -#define IN_CLASSB_MAX 65536 - -#define IN_CLASSC(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xc0000000) -#define IN_CLASSC_NET 0xffffff00 -#define IN_CLASSC_NSHIFT 8 -#define IN_CLASSC_HOST (0xffffffff & ~IN_CLASSC_NET) - -#define IN_CLASSD(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xe0000000) -#define IN_MULTICAST(a) IN_CLASSD(a) - -#define IN_EXPERIMENTAL(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xe0000000) -#define IN_BADCLASS(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xf0000000) - -/* Address to accept any incoming messages. */ -#define INADDR_ANY ((in_addr_t) 0x00000000) -/* Address to send to all hosts. */ -#define INADDR_BROADCAST ((in_addr_t) 0xffffffff) -/* Address indicating an error return. */ -#define INADDR_NONE ((in_addr_t) 0xffffffff) - -/* Network number for local host loopback. */ -#define IN_LOOPBACKNET 127 -/* Address to loopback in software to local host. */ -#ifndef INADDR_LOOPBACK -# define INADDR_LOOPBACK ((in_addr_t) 0x7f000001) /* Inet 127.0.0.1. */ -#endif - -/* Defines for Multicast INADDR. */ -#define INADDR_UNSPEC_GROUP ((in_addr_t) 0xe0000000) /* 224.0.0.0 */ -#define INADDR_ALLHOSTS_GROUP ((in_addr_t) 0xe0000001) /* 224.0.0.1 */ -#define INADDR_ALLRTRS_GROUP ((in_addr_t) 0xe0000002) /* 224.0.0.2 */ -#define INADDR_MAX_LOCAL_GROUP ((in_addr_t) 0xe00000ff) /* 224.0.0.255 */ - -#if !__USE_KERNEL_IPV6_DEFS -/* IPv6 address */ -struct in6_addr - { - union - { - uint8_t __u6_addr8[16]; - uint16_t __u6_addr16[8]; - uint32_t __u6_addr32[4]; - } __in6_u; -#define s6_addr __in6_u.__u6_addr8 -#ifdef __USE_MISC -# define s6_addr16 __in6_u.__u6_addr16 -# define s6_addr32 __in6_u.__u6_addr32 -#endif - }; -#endif /* !__USE_KERNEL_IPV6_DEFS */ - -extern const struct in6_addr in6addr_any; /* :: */ -extern const struct in6_addr in6addr_loopback; /* ::1 */ -#define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } } -#define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } } - -#define INET_ADDRSTRLEN 16 -#define INET6_ADDRSTRLEN 46 - - -/* Structure describing an Internet socket address. */ -struct sockaddr_in - { - __SOCKADDR_COMMON (sin_); - in_port_t sin_port; /* Port number. */ - struct in_addr sin_addr; /* Internet address. */ - - /* Pad to size of `struct sockaddr'. */ - unsigned char sin_zero[sizeof (struct sockaddr) - - __SOCKADDR_COMMON_SIZE - - sizeof (in_port_t) - - sizeof (struct in_addr)]; - }; - -#if !__USE_KERNEL_IPV6_DEFS -/* Ditto, for IPv6. */ -struct sockaddr_in6 - { - __SOCKADDR_COMMON (sin6_); - in_port_t sin6_port; /* Transport layer port # */ - uint32_t sin6_flowinfo; /* IPv6 flow information */ - struct in6_addr sin6_addr; /* IPv6 address */ - uint32_t sin6_scope_id; /* IPv6 scope-id */ - }; -#endif /* !__USE_KERNEL_IPV6_DEFS */ - -#ifdef __USE_MISC -/* IPv4 multicast request. */ -struct ip_mreq - { - /* IP multicast address of group. */ - struct in_addr imr_multiaddr; - - /* Local IP address of interface. */ - struct in_addr imr_interface; - }; - -struct ip_mreq_source - { - /* IP multicast address of group. */ - struct in_addr imr_multiaddr; - - /* IP address of interface. */ - struct in_addr imr_interface; - - /* IP address of source. */ - struct in_addr imr_sourceaddr; - }; -#endif - -#if !__USE_KERNEL_IPV6_DEFS -/* Likewise, for IPv6. */ -struct ipv6_mreq - { - /* IPv6 multicast address of group */ - struct in6_addr ipv6mr_multiaddr; - - /* local interface */ - unsigned int ipv6mr_interface; - }; -#endif /* !__USE_KERNEL_IPV6_DEFS */ - -#ifdef __USE_MISC -/* Multicast group request. */ -struct group_req - { - /* Interface index. */ - uint32_t gr_interface; - - /* Group address. */ - struct sockaddr_storage gr_group; - }; - -struct group_source_req - { - /* Interface index. */ - uint32_t gsr_interface; - - /* Group address. */ - struct sockaddr_storage gsr_group; - - /* Source address. */ - struct sockaddr_storage gsr_source; - }; - - -/* Full-state filter operations. */ -struct ip_msfilter - { - /* IP multicast address of group. */ - struct in_addr imsf_multiaddr; - - /* Local IP address of interface. */ - struct in_addr imsf_interface; - - /* Filter mode. */ - uint32_t imsf_fmode; - - /* Number of source addresses. */ - uint32_t imsf_numsrc; - /* Source addresses. */ - struct in_addr imsf_slist[1]; - }; - -#define IP_MSFILTER_SIZE(numsrc) (sizeof (struct ip_msfilter) \ - - sizeof (struct in_addr) \ - + (numsrc) * sizeof (struct in_addr)) - -struct group_filter - { - /* Interface index. */ - uint32_t gf_interface; - - /* Group address. */ - struct sockaddr_storage gf_group; - - /* Filter mode. */ - uint32_t gf_fmode; - - /* Number of source addresses. */ - uint32_t gf_numsrc; - /* Source addresses. */ - struct sockaddr_storage gf_slist[1]; -}; - -#define GROUP_FILTER_SIZE(numsrc) (sizeof (struct group_filter) \ - - sizeof (struct sockaddr_storage) \ - + ((numsrc) \ - * sizeof (struct sockaddr_storage))) -#endif - -/* Functions to convert between host and network byte order. - - Please note that these functions normally take `unsigned long int' or - `unsigned short int' values as arguments and also return them. But - this was a short-sighted decision since on different systems the types - may have different representations but the values are always the same. */ - -extern uint32_t ntohl (uint32_t __netlong) __THROW __attribute__ ((__const__)); -extern uint16_t ntohs (uint16_t __netshort) - __THROW __attribute__ ((__const__)); -extern uint32_t htonl (uint32_t __hostlong) - __THROW __attribute__ ((__const__)); -extern uint16_t htons (uint16_t __hostshort) - __THROW __attribute__ ((__const__)); - -#include <endian.h> - -/* Get machine dependent optimized versions of byte swapping functions. */ -#include <bits/byteswap.h> -#include <bits/uintn-identity.h> - -#ifdef __OPTIMIZE__ -/* We can optimize calls to the conversion functions. Either nothing has - to be done or we are using directly the byte-swapping functions which - often can be inlined. */ -# if __BYTE_ORDER == __BIG_ENDIAN -/* The host byte order is the same as network byte order, - so these functions are all just identity. */ -# define ntohl(x) __uint32_identity (x) -# define ntohs(x) __uint16_identity (x) -# define htonl(x) __uint32_identity (x) -# define htons(x) __uint16_identity (x) -# else -# if __BYTE_ORDER == __LITTLE_ENDIAN -# define ntohl(x) __bswap_32 (x) -# define ntohs(x) __bswap_16 (x) -# define htonl(x) __bswap_32 (x) -# define htons(x) __bswap_16 (x) -# endif -# endif -#endif - -#ifdef __GNUC__ -# define IN6_IS_ADDR_UNSPECIFIED(a) \ - (__extension__ \ - ({ const struct in6_addr *__a = (const struct in6_addr *) (a); \ - __a->__in6_u.__u6_addr32[0] == 0 \ - && __a->__in6_u.__u6_addr32[1] == 0 \ - && __a->__in6_u.__u6_addr32[2] == 0 \ - && __a->__in6_u.__u6_addr32[3] == 0; })) - -# define IN6_IS_ADDR_LOOPBACK(a) \ - (__extension__ \ - ({ const struct in6_addr *__a = (const struct in6_addr *) (a); \ - __a->__in6_u.__u6_addr32[0] == 0 \ - && __a->__in6_u.__u6_addr32[1] == 0 \ - && __a->__in6_u.__u6_addr32[2] == 0 \ - && __a->__in6_u.__u6_addr32[3] == htonl (1); })) - -# define IN6_IS_ADDR_LINKLOCAL(a) \ - (__extension__ \ - ({ const struct in6_addr *__a = (const struct in6_addr *) (a); \ - (__a->__in6_u.__u6_addr32[0] & htonl (0xffc00000)) == htonl (0xfe800000); })) - -# define IN6_IS_ADDR_SITELOCAL(a) \ - (__extension__ \ - ({ const struct in6_addr *__a = (const struct in6_addr *) (a); \ - (__a->__in6_u.__u6_addr32[0] & htonl (0xffc00000)) == htonl (0xfec00000); })) - -# define IN6_IS_ADDR_V4MAPPED(a) \ - (__extension__ \ - ({ const struct in6_addr *__a = (const struct in6_addr *) (a); \ - __a->__in6_u.__u6_addr32[0] == 0 \ - && __a->__in6_u.__u6_addr32[1] == 0 \ - && __a->__in6_u.__u6_addr32[2] == htonl (0xffff); })) - -# define IN6_IS_ADDR_V4COMPAT(a) \ - (__extension__ \ - ({ const struct in6_addr *__a = (const struct in6_addr *) (a); \ - __a->__in6_u.__u6_addr32[0] == 0 \ - && __a->__in6_u.__u6_addr32[1] == 0 \ - && __a->__in6_u.__u6_addr32[2] == 0 \ - && ntohl (__a->__in6_u.__u6_addr32[3]) > 1; })) - -# define IN6_ARE_ADDR_EQUAL(a,b) \ - (__extension__ \ - ({ const struct in6_addr *__a = (const struct in6_addr *) (a); \ - const struct in6_addr *__b = (const struct in6_addr *) (b); \ - __a->__in6_u.__u6_addr32[0] == __b->__in6_u.__u6_addr32[0] \ - && __a->__in6_u.__u6_addr32[1] == __b->__in6_u.__u6_addr32[1] \ - && __a->__in6_u.__u6_addr32[2] == __b->__in6_u.__u6_addr32[2] \ - && __a->__in6_u.__u6_addr32[3] == __b->__in6_u.__u6_addr32[3]; })) -#else -# define IN6_IS_ADDR_UNSPECIFIED(a) \ - (((const uint32_t *) (a))[0] == 0 \ - && ((const uint32_t *) (a))[1] == 0 \ - && ((const uint32_t *) (a))[2] == 0 \ - && ((const uint32_t *) (a))[3] == 0) - -# define IN6_IS_ADDR_LOOPBACK(a) \ - (((const uint32_t *) (a))[0] == 0 \ - && ((const uint32_t *) (a))[1] == 0 \ - && ((const uint32_t *) (a))[2] == 0 \ - && ((const uint32_t *) (a))[3] == htonl (1)) - -# define IN6_IS_ADDR_LINKLOCAL(a) \ - ((((const uint32_t *) (a))[0] & htonl (0xffc00000)) \ - == htonl (0xfe800000)) - -# define IN6_IS_ADDR_SITELOCAL(a) \ - ((((const uint32_t *) (a))[0] & htonl (0xffc00000)) \ - == htonl (0xfec00000)) - -# define IN6_IS_ADDR_V4MAPPED(a) \ - ((((const uint32_t *) (a))[0] == 0) \ - && (((const uint32_t *) (a))[1] == 0) \ - && (((const uint32_t *) (a))[2] == htonl (0xffff))) - -# define IN6_IS_ADDR_V4COMPAT(a) \ - ((((const uint32_t *) (a))[0] == 0) \ - && (((const uint32_t *) (a))[1] == 0) \ - && (((const uint32_t *) (a))[2] == 0) \ - && (ntohl (((const uint32_t *) (a))[3]) > 1)) - -# define IN6_ARE_ADDR_EQUAL(a,b) \ - ((((const uint32_t *) (a))[0] == ((const uint32_t *) (b))[0]) \ - && (((const uint32_t *) (a))[1] == ((const uint32_t *) (b))[1]) \ - && (((const uint32_t *) (a))[2] == ((const uint32_t *) (b))[2]) \ - && (((const uint32_t *) (a))[3] == ((const uint32_t *) (b))[3])) -#endif - -#define IN6_IS_ADDR_MULTICAST(a) (((const uint8_t *) (a))[0] == 0xff) - -#ifdef __USE_MISC -/* Bind socket to a privileged IP port. */ -extern int bindresvport (int __sockfd, struct sockaddr_in *__sock_in) __THROW; - -/* The IPv6 version of this function. */ -extern int bindresvport6 (int __sockfd, struct sockaddr_in6 *__sock_in) - __THROW; -#endif - - -#define IN6_IS_ADDR_MC_NODELOCAL(a) \ - (IN6_IS_ADDR_MULTICAST(a) \ - && ((((const uint8_t *) (a))[1] & 0xf) == 0x1)) - -#define IN6_IS_ADDR_MC_LINKLOCAL(a) \ - (IN6_IS_ADDR_MULTICAST(a) \ - && ((((const uint8_t *) (a))[1] & 0xf) == 0x2)) - -#define IN6_IS_ADDR_MC_SITELOCAL(a) \ - (IN6_IS_ADDR_MULTICAST(a) \ - && ((((const uint8_t *) (a))[1] & 0xf) == 0x5)) - -#define IN6_IS_ADDR_MC_ORGLOCAL(a) \ - (IN6_IS_ADDR_MULTICAST(a) \ - && ((((const uint8_t *) (a))[1] & 0xf) == 0x8)) - -#define IN6_IS_ADDR_MC_GLOBAL(a) \ - (IN6_IS_ADDR_MULTICAST(a) \ - && ((((const uint8_t *) (a))[1] & 0xf) == 0xe)) - - -#ifdef __USE_GNU -struct cmsghdr; /* Forward declaration. */ - -#if !__USE_KERNEL_IPV6_DEFS -/* IPv6 packet information. */ -struct in6_pktinfo - { - struct in6_addr ipi6_addr; /* src/dst IPv6 address */ - unsigned int ipi6_ifindex; /* send/recv interface index */ - }; - -/* IPv6 MTU information. */ -struct ip6_mtuinfo - { - struct sockaddr_in6 ip6m_addr; /* dst address including zone ID */ - uint32_t ip6m_mtu; /* path MTU in host byte order */ - }; -#endif /* !__USE_KERNEL_IPV6_DEFS */ - -/* Obsolete hop-by-hop and Destination Options Processing (RFC 2292). */ -extern int inet6_option_space (int __nbytes) - __THROW __attribute_deprecated__; -extern int inet6_option_init (void *__bp, struct cmsghdr **__cmsgp, - int __type) __THROW __attribute_deprecated__; -extern int inet6_option_append (struct cmsghdr *__cmsg, - const uint8_t *__typep, int __multx, - int __plusy) __THROW __attribute_deprecated__; -extern uint8_t *inet6_option_alloc (struct cmsghdr *__cmsg, int __datalen, - int __multx, int __plusy) - __THROW __attribute_deprecated__; -extern int inet6_option_next (const struct cmsghdr *__cmsg, - uint8_t **__tptrp) - __THROW __attribute_deprecated__; -extern int inet6_option_find (const struct cmsghdr *__cmsg, - uint8_t **__tptrp, int __type) - __THROW __attribute_deprecated__; - - -/* Hop-by-Hop and Destination Options Processing (RFC 3542). */ -extern int inet6_opt_init (void *__extbuf, socklen_t __extlen) __THROW; -extern int inet6_opt_append (void *__extbuf, socklen_t __extlen, int __offset, - uint8_t __type, socklen_t __len, uint8_t __align, - void **__databufp) __THROW; -extern int inet6_opt_finish (void *__extbuf, socklen_t __extlen, int __offset) - __THROW; -extern int inet6_opt_set_val (void *__databuf, int __offset, void *__val, - socklen_t __vallen) __THROW; -extern int inet6_opt_next (void *__extbuf, socklen_t __extlen, int __offset, - uint8_t *__typep, socklen_t *__lenp, - void **__databufp) __THROW; -extern int inet6_opt_find (void *__extbuf, socklen_t __extlen, int __offset, - uint8_t __type, socklen_t *__lenp, - void **__databufp) __THROW; -extern int inet6_opt_get_val (void *__databuf, int __offset, void *__val, - socklen_t __vallen) __THROW; - - -/* Routing Header Option (RFC 3542). */ -extern socklen_t inet6_rth_space (int __type, int __segments) __THROW; -extern void *inet6_rth_init (void *__bp, socklen_t __bp_len, int __type, - int __segments) __THROW; -extern int inet6_rth_add (void *__bp, const struct in6_addr *__addr) __THROW; -extern int inet6_rth_reverse (const void *__in, void *__out) __THROW; -extern int inet6_rth_segments (const void *__bp) __THROW; -extern struct in6_addr *inet6_rth_getaddr (const void *__bp, int __index) - __THROW; - - -/* Multicast source filter support. */ - -/* Get IPv4 source filter. */ -extern int getipv4sourcefilter (int __s, struct in_addr __interface_addr, - struct in_addr __group, uint32_t *__fmode, - uint32_t *__numsrc, struct in_addr *__slist) - __THROW; - -/* Set IPv4 source filter. */ -extern int setipv4sourcefilter (int __s, struct in_addr __interface_addr, - struct in_addr __group, uint32_t __fmode, - uint32_t __numsrc, - const struct in_addr *__slist) - __THROW; - - -/* Get source filter. */ -extern int getsourcefilter (int __s, uint32_t __interface_addr, - const struct sockaddr *__group, - socklen_t __grouplen, uint32_t *__fmode, - uint32_t *__numsrc, - struct sockaddr_storage *__slist) __THROW; - -/* Set source filter. */ -extern int setsourcefilter (int __s, uint32_t __interface_addr, - const struct sockaddr *__group, - socklen_t __grouplen, uint32_t __fmode, - uint32_t __numsrc, - const struct sockaddr_storage *__slist) __THROW; -#endif /* use GNU */ - -__END_DECLS - -#endif /* netinet/in.h */ |