diff options
Diffstat (limited to 'newlib/libc/sys/linux/include/netinet/ip6.h')
| -rw-r--r-- | newlib/libc/sys/linux/include/netinet/ip6.h | 308 |
1 files changed, 0 insertions, 308 deletions
diff --git a/newlib/libc/sys/linux/include/netinet/ip6.h b/newlib/libc/sys/linux/include/netinet/ip6.h deleted file mode 100644 index 6c5cbe1d1..000000000 --- a/newlib/libc/sys/linux/include/netinet/ip6.h +++ /dev/null @@ -1,308 +0,0 @@ -/* $FreeBSD: src/sys/netinet/ip6.h,v 1.5 2001/06/11 12:39:00 ume Exp $ */ -/* $KAME: ip6.h,v 1.18 2001/03/29 05:34:30 itojun Exp $ */ - -/* - * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. - * 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 project 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 PROJECT 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 PROJECT 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. - */ - -/* - * Copyright (c) 1982, 1986, 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. - * - * @(#)ip.h 8.1 (Berkeley) 6/10/93 - */ - -#ifndef _NETINET_IP6_H_ -#define _NETINET_IP6_H_ - -/* - * Definition for internet protocol version 6. - * RFC 2460 - */ - -struct ip6_hdr { - union { - struct ip6_hdrctl { - u_int32_t ip6_un1_flow; /* 20 bits of flow-ID */ - u_int16_t ip6_un1_plen; /* payload length */ - u_int8_t ip6_un1_nxt; /* next header */ - u_int8_t ip6_un1_hlim; /* hop limit */ - } ip6_un1; - u_int8_t ip6_un2_vfc; /* 4 bits version, top 4 bits class */ - } ip6_ctlun; - struct in6_addr ip6_src; /* source address */ - struct in6_addr ip6_dst; /* destination address */ -} __attribute__((__packed__)); - -#define ip6_vfc ip6_ctlun.ip6_un2_vfc -#define ip6_flow ip6_ctlun.ip6_un1.ip6_un1_flow -#define ip6_plen ip6_ctlun.ip6_un1.ip6_un1_plen -#define ip6_nxt ip6_ctlun.ip6_un1.ip6_un1_nxt -#define ip6_hlim ip6_ctlun.ip6_un1.ip6_un1_hlim -#define ip6_hops ip6_ctlun.ip6_un1.ip6_un1_hlim - -#define IPV6_VERSION 0x60 -#define IPV6_VERSION_MASK 0xf0 - -#if BYTE_ORDER == BIG_ENDIAN -#define IPV6_FLOWINFO_MASK 0x0fffffff /* flow info (28 bits) */ -#define IPV6_FLOWLABEL_MASK 0x000fffff /* flow label (20 bits) */ -#else -#if BYTE_ORDER == LITTLE_ENDIAN -#define IPV6_FLOWINFO_MASK 0xffffff0f /* flow info (28 bits) */ -#define IPV6_FLOWLABEL_MASK 0xffff0f00 /* flow label (20 bits) */ -#endif /* LITTLE_ENDIAN */ -#endif -#if 1 -/* ECN bits proposed by Sally Floyd */ -#define IP6TOS_CE 0x01 /* congestion experienced */ -#define IP6TOS_ECT 0x02 /* ECN-capable transport */ -#endif - -/* - * Extension Headers - */ - -struct ip6_ext { - u_int8_t ip6e_nxt; - u_int8_t ip6e_len; -} __attribute__((__packed__)); - -/* Hop-by-Hop options header */ -/* XXX should we pad it to force alignment on an 8-byte boundary? */ -struct ip6_hbh { - u_int8_t ip6h_nxt; /* next header */ - u_int8_t ip6h_len; /* length in units of 8 octets */ - /* followed by options */ -} __attribute__((__packed__)); - -/* Destination options header */ -/* XXX should we pad it to force alignment on an 8-byte boundary? */ -struct ip6_dest { - u_int8_t ip6d_nxt; /* next header */ - u_int8_t ip6d_len; /* length in units of 8 octets */ - /* followed by options */ -} __attribute__((__packed__)); - -/* Option types and related macros */ -#define IP6OPT_PAD1 0x00 /* 00 0 00000 */ -#define IP6OPT_PADN 0x01 /* 00 0 00001 */ -#define IP6OPT_JUMBO 0xC2 /* 11 0 00010 = 194 */ -#define IP6OPT_NSAP_ADDR 0xC3 /* 11 0 00011 */ -#define IP6OPT_TUNNEL_LIMIT 0x04 /* 00 0 00100 */ -#define IP6OPT_RTALERT 0x05 /* 00 0 00101 (KAME definition) */ - -#define IP6OPT_RTALERT_LEN 4 -#define IP6OPT_RTALERT_MLD 0 /* Datagram contains an MLD message */ -#define IP6OPT_RTALERT_RSVP 1 /* Datagram contains an RSVP message */ -#define IP6OPT_RTALERT_ACTNET 2 /* contains an Active Networks msg */ -#define IP6OPT_MINLEN 2 - -#define IP6OPT_BINDING_UPDATE 0xc6 /* 11 0 00110 */ -#define IP6OPT_BINDING_ACK 0x07 /* 00 0 00111 */ -#define IP6OPT_BINDING_REQ 0x08 /* 00 0 01000 */ -#define IP6OPT_HOME_ADDRESS 0xc9 /* 11 0 01001 */ -#define IP6OPT_EID 0x8a /* 10 0 01010 */ - -#define IP6OPT_TYPE(o) ((o) & 0xC0) -#define IP6OPT_TYPE_SKIP 0x00 -#define IP6OPT_TYPE_DISCARD 0x40 -#define IP6OPT_TYPE_FORCEICMP 0x80 -#define IP6OPT_TYPE_ICMP 0xC0 - -#define IP6OPT_MUTABLE 0x20 - -#define IP6OPT_JUMBO_LEN 6 - -/* Routing header */ -struct ip6_rthdr { - u_int8_t ip6r_nxt; /* next header */ - u_int8_t ip6r_len; /* length in units of 8 octets */ - u_int8_t ip6r_type; /* routing type */ - u_int8_t ip6r_segleft; /* segments left */ - /* followed by routing type specific data */ -} __attribute__((__packed__)); - -/* Type 0 Routing header */ -struct ip6_rthdr0 { - u_int8_t ip6r0_nxt; /* next header */ - u_int8_t ip6r0_len; /* length in units of 8 octets */ - u_int8_t ip6r0_type; /* always zero */ - u_int8_t ip6r0_segleft; /* segments left */ - u_int8_t ip6r0_reserved; /* reserved field */ - u_int8_t ip6r0_slmap[3]; /* strict/loose bit map */ - struct in6_addr ip6r0_addr[1]; /* up to 23 addresses */ -} __attribute__((__packed__)); - -/* Fragment header */ -struct ip6_frag { - u_int8_t ip6f_nxt; /* next header */ - u_int8_t ip6f_reserved; /* reserved field */ - u_int16_t ip6f_offlg; /* offset, reserved, and flag */ - u_int32_t ip6f_ident; /* identification */ -} __attribute__((__packed__)); - -#if BYTE_ORDER == BIG_ENDIAN -#define IP6F_OFF_MASK 0xfff8 /* mask out offset from _offlg */ -#define IP6F_RESERVED_MASK 0x0006 /* reserved bits in ip6f_offlg */ -#define IP6F_MORE_FRAG 0x0001 /* more-fragments flag */ -#else /* BYTE_ORDER == LITTLE_ENDIAN */ -#define IP6F_OFF_MASK 0xf8ff /* mask out offset from _offlg */ -#define IP6F_RESERVED_MASK 0x0600 /* reserved bits in ip6f_offlg */ -#define IP6F_MORE_FRAG 0x0100 /* more-fragments flag */ -#endif /* BYTE_ORDER == LITTLE_ENDIAN */ - -/* - * Internet implementation parameters. - */ -#define IPV6_MAXHLIM 255 /* maximun hoplimit */ -#define IPV6_DEFHLIM 64 /* default hlim */ -#define IPV6_FRAGTTL 120 /* ttl for fragment packets, in slowtimo tick */ -#define IPV6_HLIMDEC 1 /* subtracted when forwaeding */ - -#define IPV6_MMTU 1280 /* minimal MTU and reassembly. 1024 + 256 */ -#define IPV6_MAXPACKET 65535 /* ip6 max packet size without Jumbo payload*/ - -#ifdef _KERNEL -/* - * IP6_EXTHDR_CHECK ensures that region between the IP6 header and the - * target header (including IPv6 itself, extension headers and - * TCP/UDP/ICMP6 headers) are continuous. KAME requires drivers - * to store incoming data into one internal mbuf or one or more external - * mbufs(never into two or more internal mbufs). Thus, the third case is - * supposed to never be matched but is prepared just in case. - */ - -#define IP6_EXTHDR_CHECK(m, off, hlen, ret) \ -do { \ - if ((m)->m_next != NULL) { \ - if (((m)->m_flags & M_LOOP) && \ - ((m)->m_len < (off) + (hlen)) && \ - (((m) = m_pullup((m), (off) + (hlen))) == NULL)) { \ - ip6stat.ip6s_exthdrtoolong++; \ - return ret; \ - } else if ((m)->m_flags & M_EXT) { \ - if ((m)->m_len < (off) + (hlen)) { \ - ip6stat.ip6s_exthdrtoolong++; \ - m_freem(m); \ - return ret; \ - } \ - } else { \ - if ((m)->m_len < (off) + (hlen)) { \ - ip6stat.ip6s_exthdrtoolong++; \ - m_freem(m); \ - return ret; \ - } \ - } \ - } else { \ - if ((m)->m_len < (off) + (hlen)) { \ - ip6stat.ip6s_tooshort++; \ - in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_truncated); \ - m_freem(m); \ - return ret; \ - } \ - } \ -} while (0) - -/* - * IP6_EXTHDR_GET ensures that intermediate protocol header (from "off" to - * "len") is located in single mbuf, on contiguous memory region. - * The pointer to the region will be returned to pointer variable "val", - * with type "typ". - * IP6_EXTHDR_GET0 does the same, except that it aligns the structure at the - * very top of mbuf. GET0 is likely to make memory copy than GET. - * - * XXX we're now testing this, needs m_pulldown() - */ -#define IP6_EXTHDR_GET(val, typ, m, off, len) \ -do { \ - struct mbuf *t; \ - int tmp; \ - if ((m)->m_len >= (off) + (len)) \ - (val) = (typ)(mtod((m), caddr_t) + (off)); \ - else { \ - t = m_pulldown((m), (off), (len), &tmp); \ - if (t) { \ - if (t->m_len < tmp + (len)) \ - panic("m_pulldown malfunction"); \ - (val) = (typ)(mtod(t, caddr_t) + tmp); \ - } else { \ - (val) = (typ)NULL; \ - (m) = NULL; \ - } \ - } \ -} while (0) - -#define IP6_EXTHDR_GET0(val, typ, m, off, len) \ -do { \ - struct mbuf *t; \ - if ((off) == 0) \ - (val) = (typ)mtod(m, caddr_t); \ - else { \ - t = m_pulldown((m), (off), (len), NULL); \ - if (t) { \ - if (t->m_len < (len)) \ - panic("m_pulldown malfunction"); \ - (val) = (typ)mtod(t, caddr_t); \ - } else { \ - (val) = (typ)NULL; \ - (m) = NULL; \ - } \ - } \ -} while (0) -#endif /*_KERNEL*/ - -#endif /* not _NETINET_IP6_H_ */ |