in_pcb.h revision 1.37 1 1.37 matt /* $NetBSD: in_pcb.h,v 1.37 2004/04/18 21:00:35 matt Exp $ */
2 1.27 itojun
3 1.27 itojun /*
4 1.27 itojun * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
5 1.27 itojun * All rights reserved.
6 1.31 itojun *
7 1.27 itojun * Redistribution and use in source and binary forms, with or without
8 1.27 itojun * modification, are permitted provided that the following conditions
9 1.27 itojun * are met:
10 1.27 itojun * 1. Redistributions of source code must retain the above copyright
11 1.27 itojun * notice, this list of conditions and the following disclaimer.
12 1.27 itojun * 2. Redistributions in binary form must reproduce the above copyright
13 1.27 itojun * notice, this list of conditions and the following disclaimer in the
14 1.27 itojun * documentation and/or other materials provided with the distribution.
15 1.27 itojun * 3. Neither the name of the project nor the names of its contributors
16 1.27 itojun * may be used to endorse or promote products derived from this software
17 1.27 itojun * without specific prior written permission.
18 1.31 itojun *
19 1.27 itojun * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20 1.27 itojun * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 1.27 itojun * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 1.27 itojun * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23 1.27 itojun * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 1.27 itojun * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 1.27 itojun * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 1.27 itojun * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 1.27 itojun * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 1.27 itojun * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 1.27 itojun * SUCH DAMAGE.
30 1.27 itojun */
31 1.7 cgd
32 1.1 cgd /*
33 1.6 mycroft * Copyright (c) 1982, 1986, 1990, 1993
34 1.6 mycroft * The Regents of the University of California. All rights reserved.
35 1.1 cgd *
36 1.1 cgd * Redistribution and use in source and binary forms, with or without
37 1.1 cgd * modification, are permitted provided that the following conditions
38 1.1 cgd * are met:
39 1.1 cgd * 1. Redistributions of source code must retain the above copyright
40 1.1 cgd * notice, this list of conditions and the following disclaimer.
41 1.1 cgd * 2. Redistributions in binary form must reproduce the above copyright
42 1.1 cgd * notice, this list of conditions and the following disclaimer in the
43 1.1 cgd * documentation and/or other materials provided with the distribution.
44 1.34 agc * 3. Neither the name of the University nor the names of its contributors
45 1.1 cgd * may be used to endorse or promote products derived from this software
46 1.1 cgd * without specific prior written permission.
47 1.1 cgd *
48 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
49 1.1 cgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 1.1 cgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 1.1 cgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52 1.1 cgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 1.1 cgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 1.1 cgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 1.1 cgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 1.1 cgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 1.1 cgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 1.1 cgd * SUCH DAMAGE.
59 1.1 cgd *
60 1.7 cgd * @(#)in_pcb.h 8.1 (Berkeley) 6/10/93
61 1.1 cgd */
62 1.1 cgd
63 1.24 perry #ifndef _NETINET_IN_PCB_H_
64 1.24 perry #define _NETINET_IN_PCB_H_
65 1.24 perry
66 1.10 mycroft #include <sys/queue.h>
67 1.35 itojun #include <netinet/in_pcb_hdr.h>
68 1.10 mycroft
69 1.1 cgd /*
70 1.1 cgd * Common structure pcb for internet protocol implementation.
71 1.1 cgd * Here are stored pointers to local and foreign host table
72 1.1 cgd * entries, local and foreign socket numbers, and pointers
73 1.1 cgd * up (to a socket structure) and down (to a protocol-specific)
74 1.1 cgd * control block.
75 1.1 cgd */
76 1.1 cgd struct inpcb {
77 1.35 itojun struct inpcb_hdr inp_head;
78 1.35 itojun #define inp_hash inp_head.inph_hash
79 1.35 itojun #define inp_queue inp_head.inph_queue
80 1.35 itojun #define inp_af inp_head.inph_af
81 1.35 itojun #define inp_ppcb inp_head.inph_ppcb
82 1.35 itojun #define inp_state inp_head.inph_state
83 1.35 itojun #define inp_socket inp_head.inph_socket
84 1.35 itojun #define inp_table inp_head.inph_table
85 1.35 itojun #define inp_sp inp_head.inph_sp
86 1.35 itojun struct route inp_route; /* placeholder for routing entry */
87 1.9 cgd u_int16_t inp_fport; /* foreign port */
88 1.9 cgd u_int16_t inp_lport; /* local port */
89 1.9 cgd int inp_flags; /* generic IP/datagram flags */
90 1.9 cgd struct ip inp_ip; /* header prototype; should have more */
91 1.9 cgd struct mbuf *inp_options; /* IP options */
92 1.9 cgd struct ip_moptions *inp_moptions; /* IP multicast options */
93 1.22 matt int inp_errormtu; /* MTU of last xmit status = EMSGSIZE */
94 1.1 cgd };
95 1.35 itojun
96 1.18 mycroft #define inp_faddr inp_ip.ip_dst
97 1.18 mycroft #define inp_laddr inp_ip.ip_src
98 1.1 cgd
99 1.1 cgd /* flags in inp_flags: */
100 1.1 cgd #define INP_RECVOPTS 0x01 /* receive incoming IP options */
101 1.1 cgd #define INP_RECVRETOPTS 0x02 /* receive IP options for reply */
102 1.1 cgd #define INP_RECVDSTADDR 0x04 /* receive IP dst address */
103 1.6 mycroft #define INP_HDRINCL 0x08 /* user supplies entire IP header */
104 1.23 lukem #define INP_HIGHPORT 0x10 /* (unused; FreeBSD compat) */
105 1.23 lukem #define INP_LOWPORT 0x20 /* user wants "low" port binding */
106 1.23 lukem #define INP_ANONPORT 0x40 /* port chosen for user */
107 1.19 thorpej #define INP_RECVIF 0x80 /* receive incoming interface */
108 1.19 thorpej #define INP_CONTROLOPTS (INP_RECVOPTS|INP_RECVRETOPTS|INP_RECVDSTADDR|\
109 1.19 thorpej INP_RECVIF)
110 1.1 cgd
111 1.16 mycroft #define sotoinpcb(so) ((struct inpcb *)(so)->so_pcb)
112 1.1 cgd
113 1.8 jtc #ifdef _KERNEL
114 1.37 matt void in_losing (struct inpcb *);
115 1.37 matt int in_pcballoc (struct socket *, void *);
116 1.37 matt int in_pcbbind (void *, struct mbuf *, struct proc *);
117 1.37 matt int in_pcbconnect (void *, struct mbuf *);
118 1.37 matt void in_pcbdetach (void *);
119 1.37 matt void in_pcbdisconnect (void *);
120 1.37 matt void in_pcbinit (struct inpcbtable *, int, int);
121 1.35 itojun struct inpcb *
122 1.37 matt in_pcblookup_port (struct inpcbtable *,
123 1.37 matt struct in_addr, u_int, int);
124 1.13 mycroft struct inpcb *
125 1.37 matt in_pcblookup_bind (struct inpcbtable *,
126 1.37 matt struct in_addr, u_int);
127 1.17 mycroft struct inpcb *
128 1.37 matt in_pcblookup_connect (struct inpcbtable *,
129 1.37 matt struct in_addr, u_int, struct in_addr, u_int);
130 1.37 matt int in_pcbnotify (struct inpcbtable *, struct in_addr, u_int,
131 1.37 matt struct in_addr, u_int, int, void (*)(struct inpcb *, int));
132 1.37 matt void in_pcbnotifyall (struct inpcbtable *, struct in_addr, int,
133 1.37 matt void (*)(struct inpcb *, int));
134 1.37 matt void in_pcbpurgeif0 (struct inpcbtable *, struct ifnet *);
135 1.37 matt void in_pcbpurgeif (struct inpcbtable *, struct ifnet *);
136 1.37 matt void in_pcbstate (struct inpcb *, int);
137 1.37 matt void in_rtchange (struct inpcb *, int);
138 1.37 matt void in_setpeeraddr (struct inpcb *, struct mbuf *);
139 1.37 matt void in_setsockaddr (struct inpcb *, struct mbuf *);
140 1.21 thorpej struct rtentry *
141 1.37 matt in_pcbrtentry (struct inpcb *);
142 1.37 matt extern struct sockaddr_in *in_selectsrc (struct sockaddr_in *,
143 1.37 matt struct route *, int, struct ip_moptions *, int *);
144 1.1 cgd #endif
145 1.24 perry
146 1.24 perry #endif /* _NETINET_IN_PCB_H_ */
147