--- /dev/null
+/*!\file netinet6/ip6proto.h
+ *
+ */
+
+/* $FreeBSD: src/sys/netinet6/ip6protosw.h,v 1.9 2002/04/19 04:46:23 suz Exp $ */
+/* $KAME: ip6protosw.h,v 1.25 2001/09/26 06:13:03 keiichi 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.
+ *
+ */
+
+/* BSDI protosw.h,v 2.3 1996/10/11 16:02:40 pjd Exp */
+
+/*-
+ * 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.
+ *
+ * @(#)protosw.h 8.1 (Berkeley) 6/2/93
+ */
+
+#ifndef _NETINET6_IP6PROTOSW_H_
+#define _NETINET6_IP6PROTOSW_H_
+
+/*
+ * For pfil_head structure.
+ */
+#include <net/pfil.h>
+
+/*
+ * Protocol switch table for IPv6.
+ * All other definitions should refer to sys/protosw.h
+ */
+
+struct mbuf;
+struct sockaddr;
+struct socket;
+struct domain;
+struct thread;
+struct ip6_hdr;
+struct icmp6_hdr;
+struct in6_addr;
+struct pr_usrreqs;
+
+/*
+ * argument type for the last arg of pr_ctlinput().
+ * should be consulted only with AF_INET6 family.
+ *
+ * IPv6 ICMP IPv6 [exthdrs] finalhdr paylaod
+ * ^ ^ ^ ^
+ * | | ip6c_ip6 ip6c_off
+ * | ip6c_icmp6
+ * ip6c_m
+ *
+ * ip6c_finaldst usually points to ip6c_ip6->ip6_dst. if the original
+ * (internal) packet carries a routing header, it may point the final
+ * dstination address in the routing header.
+ *
+ * ip6c_src: ip6c_ip6->ip6_src + scope info + flowlabel in ip6c_ip6
+ * (beware of flowlabel, if you try to compare it against others)
+ * ip6c_dst: ip6c_finaldst + scope info
+ */
+struct ip6ctlparam {
+ struct mbuf *ip6c_m; /* start of mbuf chain */
+ struct icmp6_hdr *ip6c_icmp6; /* icmp6 header of target packet */
+ struct ip6_hdr *ip6c_ip6; /* ip6 header of target packet */
+ int ip6c_off; /* offset of the target proto header */
+ struct sockaddr_in6 *ip6c_src; /* srcaddr w/ additional info */
+ struct sockaddr_in6 *ip6c_dst; /* (final) dstaddr w/ additional info */
+ struct in6_addr *ip6c_finaldst; /* final destination address */
+ void *ip6c_cmdarg; /* control command dependent data */
+ u_int8_t ip6c_nxt; /* final next header field */
+};
+
+struct ip6protosw {
+ short pr_type; /* socket type used for */
+ struct domain *pr_domain; /* domain protocol a member of */
+ short pr_protocol; /* protocol number */
+ short pr_flags; /* see below */
+
+/* protocol-protocol hooks */
+ int (*pr_input) /* input to protocol (from below) */
+ __P((struct mbuf **, int *, int));
+ int (*pr_output) /* output to protocol (from above) */
+ __P((struct mbuf *, ...));
+ void (*pr_ctlinput) /* control input (from below) */
+ __P((int, struct sockaddr *, void *));
+ int (*pr_ctloutput) /* control output (from above) */
+ __P((struct socket *, struct sockopt *));
+
+/* user-protocol hook */
+ int (*pr_usrreq) /* user request: see list below */
+ __P((struct socket *, int, struct mbuf *,
+ struct mbuf *, struct mbuf *, struct thread *));
+
+/* utility hooks */
+ void (*pr_init) /* initialization hook */
+ __P((void));
+
+ void (*pr_fasttimo) /* fast timeout (200ms) */
+ __P((void));
+ void (*pr_slowtimo) /* slow timeout (500ms) */
+ __P((void));
+ void (*pr_drain) /* flush any excess space possible */
+ __P((void));
+ struct pr_usrreqs *pr_usrreqs; /* supersedes pr_usrreq() */
+ struct pfil_head pr_pfh;
+};
+
+#ifdef _KERNEL
+extern struct ip6protosw inet6sw[];
+#endif
+
+#endif /* !_NETINET6_IP6PROTOSW_H_ */
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