Commit | Line | Data |
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8ae0e4b4 | 1 | /* |
0880b18e | 2 | * Copyright (c) 1982, 1986 Regents of the University of California. |
2b6b6284 | 3 | * All rights reserved. |
8ae0e4b4 | 4 | * |
2b6b6284 KB |
5 | * Redistribution and use in source and binary forms are permitted |
6 | * provided that this notice is preserved and that due credit is given | |
7 | * to the University of California at Berkeley. The name of the University | |
8 | * may not be used to endorse or promote products derived from this | |
9 | * software without specific prior written permission. This software | |
10 | * is provided ``as is'' without express or implied warranty. | |
11 | * | |
12 | * @(#)in_pcb.h 7.2 (Berkeley) %G% | |
8ae0e4b4 | 13 | */ |
bae4854b BJ |
14 | |
15 | /* | |
16 | * Common structure pcb for internet protocol implementation. | |
17 | * Here are stored pointers to local and foreign host table | |
18 | * entries, local and foreign socket numbers, and pointers | |
19 | * up (to a socket structure) and down (to a protocol-specific) | |
20 | * control block. | |
21 | */ | |
22 | struct inpcb { | |
23 | struct inpcb *inp_next,*inp_prev; | |
24 | /* pointers to other pcb's */ | |
b454c3ea BJ |
25 | struct inpcb *inp_head; /* pointer back to chain of inpcb's |
26 | for this protocol */ | |
bae4854b BJ |
27 | struct in_addr inp_faddr; /* foreign host table entry */ |
28 | u_short inp_fport; /* foreign port */ | |
29 | struct in_addr inp_laddr; /* local host table entry */ | |
30 | u_short inp_lport; /* local port */ | |
31 | struct socket *inp_socket; /* back pointer to socket */ | |
32 | caddr_t inp_ppcb; /* pointer to per-protocol pcb */ | |
c124e997 | 33 | struct route inp_route; /* placeholder for routing entry */ |
ae484c2c | 34 | struct mbuf *inp_options; /* IP options */ |
bae4854b BJ |
35 | }; |
36 | ||
ebcadd38 BJ |
37 | #define INPLOOKUP_WILDCARD 1 |
38 | #define INPLOOKUP_SETLOCAL 2 | |
39 | ||
bae4854b BJ |
40 | #define sotoinpcb(so) ((struct inpcb *)(so)->so_pcb) |
41 | ||
42 | #ifdef KERNEL | |
43 | struct inpcb *in_pcblookup(); | |
44 | #endif |