Annotation of src/sys/netinet6/in6_pcb.h, Revision 1.8
1.8 ! itojun 1: /* $NetBSD: in6_pcb.h,v 1.7 1999/12/27 06:38:47 itojun Exp $ */
1.3 thorpej 2:
1.2 itojun 3: /*
4: * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
5: * All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. Neither the name of the project nor the names of its contributors
16: * may be used to endorse or promote products derived from this software
17: * without specific prior written permission.
18: *
19: * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22: * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29: * SUCH DAMAGE.
30: */
31:
32: /*
33: * Copyright (c) 1982, 1986, 1990, 1993
34: * The Regents of the University of California. All rights reserved.
35: *
36: * Redistribution and use in source and binary forms, with or without
37: * modification, are permitted provided that the following conditions
38: * are met:
39: * 1. Redistributions of source code must retain the above copyright
40: * notice, this list of conditions and the following disclaimer.
41: * 2. Redistributions in binary form must reproduce the above copyright
42: * notice, this list of conditions and the following disclaimer in the
43: * documentation and/or other materials provided with the distribution.
44: * 3. All advertising materials mentioning features or use of this software
45: * must display the following acknowledgement:
46: * This product includes software developed by the University of
47: * California, Berkeley and its contributors.
48: * 4. Neither the name of the University nor the names of its contributors
49: * may be used to endorse or promote products derived from this software
50: * without specific prior written permission.
51: *
52: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
53: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
54: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
55: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
56: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
57: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
58: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
59: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
60: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
61: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
62: * SUCH DAMAGE.
63: *
64: * @(#)in_pcb.h 8.1 (Berkeley) 6/10/93
65: */
66:
67: #ifndef _NETINET6_IN6_PCB_H_
68: #define _NETINET6_IN6_PCB_H_
69:
70: #include <sys/queue.h>
71:
72: /*
73: * Common structure pcb for internet protocol implementation.
74: * Here are stored pointers to local and foreign host table
75: * entries, local and foreign socket numbers, and pointers
76: * up (to a socket structure) and down (to a protocol-specific)
77: * control block.
78: */
79: struct icmp6_filter;
1.8 ! itojun 80: struct inpcbpolicy;
1.2 itojun 81:
82: struct in6pcb {
83: struct in6pcb *in6p_next, *in6p_prev;
84: /* pointers to other pcb's */
85: struct in6pcb *in6p_head; /* pointer back to chain of
86: in6pcb's for this protocol */
87: struct in6_addr in6p_faddr; /* foreign host table entry */
88: u_short in6p_fport; /* foreign port */
89: struct in6_addr in6p_laddr; /* local host table entry */
90: u_short in6p_lport; /* local port */
1.5 itojun 91: u_int32_t in6p_flowinfo; /* priority and flowlabel */
1.2 itojun 92: struct socket *in6p_socket; /* back pointer to socket */
93: caddr_t in6p_ppcb; /* pointer to per-protocol pcb */
94: struct route_in6 in6p_route; /* placeholder for routing entry */
95: int in6p_flags; /* generic IP6/datagram flags */
96: int in6p_hops; /* default hop limit */
97: struct ip6_hdr in6p_ip6; /* header prototype */
98: struct mbuf *in6p_options; /* IP6 options */
99: struct ip6_pktopts *in6p_outputopts; /* IP6 options for outgoing packets */
100: struct ip6_moptions *in6p_moptions; /* IP6 multicast options */
101: u_short in6p_ifindex;
102: /* should move the following just after next/prev */
103: LIST_ENTRY(in6pcb) in6p_hlist; /* hash chain */
104: u_long in6p_hash; /* hash value */
105: #if 1 /*IPSEC*/
1.8 ! itojun 106: struct inpcbpolicy *in6p_sp; /* security policy. */
1.2 itojun 107: #endif
108: struct icmp6_filter *in6p_icmp6filt;
109: int in6p_cksum; /* IPV6_CHECKSUM setsockopt */
110: };
111:
112: #define in6p_ip6_nxt in6p_ip6.ip6_nxt /* for KAME src sync over BSD*'s */
113:
1.7 itojun 114: /*
115: * Flags in in6p_flags
116: * We define KAME's original flags in higher 16 bits as much as possible
117: * for compatibility with *bsd*s.
118: */
119: #define IN6P_RECVOPTS 0x001000 /* receive incoming IP6 options */
120: #define IN6P_RECVRETOPTS 0x002000 /* receive IP6 options for reply */
121: #define IN6P_RECVDSTADDR 0x004000 /* receive IP6 dst address */
122: #define IN6P_PKTINFO 0x010000 /* receive IP6 dst and I/F */
123: #define IN6P_HOPLIMIT 0x020000 /* receive hoplimit */
124: #define IN6P_HOPOPTS 0x040000 /* receive hop-by-hop options */
125: #define IN6P_DSTOPTS 0x080000 /* receive dst options after rthdr */
126: #define IN6P_RTHDR 0x100000 /* receive routing header */
127: #define IN6P_RTHDRDSTOPTS 0x200000 /* receive dstoptions before rthdr */
128:
129: #define IN6P_HIGHPORT 0x1000000 /* user wants "high" port binding */
130: #define IN6P_LOWPORT 0x2000000 /* user wants "low" port binding */
131: #define IN6P_ANONPORT 0x4000000 /* port chosen for user */
132: #define IN6P_FAITH 0x8000000 /* accept FAITH'ed connections */
133: #define IN6P_BINDV6ONLY 0x10000000 /* do not grab IPv4 traffic */
134:
135: #define IN6P_CONTROLOPTS (IN6P_PKTINFO|IN6P_HOPLIMIT|IN6P_HOPOPTS|\
136: IN6P_DSTOPTS|IN6P_RTHDR|IN6P_RTHDRDSTOPTS)
137:
1.2 itojun 138:
139: #define IN6PLOOKUP_WILDCARD 1
140: #define IN6PLOOKUP_SETLOCAL 2
141:
142: /* compute hash value for foreign and local in6_addr and port */
143: #define IN6_HASH(faddr, fport, laddr, lport) \
144: (((faddr)->s6_addr32[0] ^ (faddr)->s6_addr32[1] ^ \
145: (faddr)->s6_addr32[2] ^ (faddr)->s6_addr32[3] ^ \
146: (laddr)->s6_addr32[0] ^ (laddr)->s6_addr32[1] ^ \
147: (laddr)->s6_addr32[2] ^ (laddr)->s6_addr32[3]) \
148: + (fport) + (lport))
149:
150: #define sotoin6pcb(so) ((struct in6pcb *)(so)->so_pcb)
151:
152: #ifdef _KERNEL
153: void in6_losing __P((struct in6pcb *));
154: int in6_pcballoc __P((struct socket *, struct in6pcb *));
155: int in6_pcbbind __P((struct in6pcb *, struct mbuf *));
156: int in6_pcbconnect __P((struct in6pcb *, struct mbuf *));
157: void in6_pcbdetach __P((struct in6pcb *));
158: void in6_pcbdisconnect __P((struct in6pcb *));
159: struct in6pcb *
160: in6_pcblookup __P((struct in6pcb *,
161: struct in6_addr *, u_int, struct in6_addr *,
162: u_int, int));
163: int in6_pcbnotify __P((struct in6pcb *, struct sockaddr *,
164: u_int, struct in6_addr *, u_int, int,
165: void (*)(struct in6pcb *, int)));
1.6 itojun 166: int in6_pcbsetport __P((struct in6_addr *, struct in6pcb *));
1.2 itojun 167: void in6_rtchange __P((struct in6pcb *, int));
168: void in6_setpeeraddr __P((struct in6pcb *, struct mbuf *));
169: void in6_setsockaddr __P((struct in6pcb *, struct mbuf *));
170: struct in6_addr *in6_selectsrc __P((struct sockaddr_in6 *,
1.6 itojun 171: struct ip6_pktopts *,
172: struct ip6_moptions *,
173: struct route_in6 *,
174: struct in6_addr *, int *));
175: int in6_selecthlim __P((struct in6pcb *, struct ifnet *));
1.2 itojun 176:
177: #ifndef TCP6
178: extern struct rtentry *
179: in6_pcbrtentry __P((struct in6pcb *));
180: extern struct in6pcb *in6_pcblookup_connect __P((struct in6pcb *,
1.4 itojun 181: struct in6_addr *, u_int, struct in6_addr *, u_int, int));
1.2 itojun 182: extern struct in6pcb *in6_pcblookup_bind __P((struct in6pcb *,
1.4 itojun 183: struct in6_addr *, u_int, int));
1.2 itojun 184: #endif
185: #endif /* _KERNEL */
186:
187: #endif /* !_NETINET6_IN6_PCB_H_ */
CVSweb <webmaster@jp.NetBSD.org>
![[BACK]](/icons/back.gif){kind=icon}
Return to in6_pcb.h CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [cvs.NetBSD.org] / src / sys / netinet6