| in_pcb.h (34923) | in_pcb.h (36079) |
|---|---|
| 1/* 2 * Copyright (c) 1982, 1986, 1990, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)in_pcb.h 8.1 (Berkeley) 6/10/93 | 1/* 2 * Copyright (c) 1982, 1986, 1990, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)in_pcb.h 8.1 (Berkeley) 6/10/93 |
| 34 * $Id: in_pcb.h,v 1.24 1998/03/24 18:06:11 wollman Exp $ | 34 * $Id: in_pcb.h,v 1.25 1998/03/28 10:18:22 bde Exp $ |
| 35 */ 36 37#ifndef _NETINET_IN_PCB_H_ 38#define _NETINET_IN_PCB_H_ 39 40#include <sys/queue.h> 41 42/* 43 * Common structure pcb for internet protocol implementation. 44 * Here are stored pointers to local and foreign host table 45 * entries, local and foreign socket numbers, and pointers 46 * up (to a socket structure) and down (to a protocol-specific) 47 * control block. 48 */ 49LIST_HEAD(inpcbhead, inpcb); 50LIST_HEAD(inpcbporthead, inpcbport); | 35 */ 36 37#ifndef _NETINET_IN_PCB_H_ 38#define _NETINET_IN_PCB_H_ 39 40#include <sys/queue.h> 41 42/* 43 * Common structure pcb for internet protocol implementation. 44 * Here are stored pointers to local and foreign host table 45 * entries, local and foreign socket numbers, and pointers 46 * up (to a socket structure) and down (to a protocol-specific) 47 * control block. 48 */ 49LIST_HEAD(inpcbhead, inpcb); 50LIST_HEAD(inpcbporthead, inpcbport); |
| 51typedef u_quad_t inp_gen_t; |
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| 51 52/* 53 * NB: the zone allocator is type-stable EXCEPT FOR THE FIRST TWO LONGS 54 * of the structure. Therefore, it is important that the members in 55 * that position not contain any information which is required to be 56 * stable. 57 */ 58struct inpcb { --- 11 unchanged lines hidden (view full) --- 70 int inp_flags; /* generic IP/datagram flags */ 71 u_char inp_ip_tos; /* type of service proto */ 72 u_char inp_ip_ttl; /* time to live proto */ 73 u_char inp_ip_p; /* protocol proto */ 74 u_char pad[1]; /* alignment */ 75 struct ip_moptions *inp_moptions; /* IP multicast options */ 76 LIST_ENTRY(inpcb) inp_portlist; /* list for this PCB's local port */ 77 struct inpcbport *inp_phd; /* head of this list */ | 52 53/* 54 * NB: the zone allocator is type-stable EXCEPT FOR THE FIRST TWO LONGS 55 * of the structure. Therefore, it is important that the members in 56 * that position not contain any information which is required to be 57 * stable. 58 */ 59struct inpcb { --- 11 unchanged lines hidden (view full) --- 71 int inp_flags; /* generic IP/datagram flags */ 72 u_char inp_ip_tos; /* type of service proto */ 73 u_char inp_ip_ttl; /* time to live proto */ 74 u_char inp_ip_p; /* protocol proto */ 75 u_char pad[1]; /* alignment */ 76 struct ip_moptions *inp_moptions; /* IP multicast options */ 77 LIST_ENTRY(inpcb) inp_portlist; /* list for this PCB's local port */ 78 struct inpcbport *inp_phd; /* head of this list */ |
| 78 u_quad_t inp_gencnt; /* generation count of this instance */ | 79 inp_gen_t inp_gencnt; /* generation count of this instance */ |
| 79}; 80/* 81 * The range of the generation count, as used in this implementation, 82 * is 9e19. We would have to create 300 billion connections per 83 * second for this number to roll over in a year. This seems sufficiently 84 * unlikely that we simply don't concern ourselves with that possibility. 85 */ 86 | 80}; 81/* 82 * The range of the generation count, as used in this implementation, 83 * is 9e19. We would have to create 300 billion connections per 84 * second for this number to roll over in a year. This seems sufficiently 85 * unlikely that we simply don't concern ourselves with that possibility. 86 */ 87 |
| 88/* 89 * Interface exported to userland by various protocols which use 90 * inpcbs. Hack alert -- only define if struct xsocket is in scope. 91 */ 92#ifdef _SYS_SOCKETVAR_H_ 93struct xinpcb { 94 size_t xi_len; /* length of this structure */ 95 struct inpcb xi_inp; 96 struct xsocket xi_socket; 97 u_quad_t xi_alignment_hack; 98}; 99 100struct xinpgen { 101 size_t xig_len; /* length of this structure */ 102 u_int xig_count; /* number of PCBs at this time */ 103 inp_gen_t xig_gen; /* generation count at this time */ 104 so_gen_t xig_sogen; /* socket generation count at this time */ 105}; 106#endif /* _SYS_SOCKETVAR_H_ */ 107 |
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| 87struct inpcbport { 88 LIST_ENTRY(inpcbport) phd_hash; 89 struct inpcbhead phd_pcblist; 90 u_short phd_port; 91}; 92 93struct inpcbinfo { /* XXX documentation, prefixes */ 94 struct inpcbhead *hashbase; --- 58 unchanged lines hidden --- | 108struct inpcbport { 109 LIST_ENTRY(inpcbport) phd_hash; 110 struct inpcbhead phd_pcblist; 111 u_short phd_port; 112}; 113 114struct inpcbinfo { /* XXX documentation, prefixes */ 115 struct inpcbhead *hashbase; --- 58 unchanged lines hidden --- |