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Length: 1554 (0x612)
Types: TextFile
Notes: UNIX file
Names: »in_pcb.h«
└─⟦8c4f54e61⟧ Bits:30004068/disk2.imd Interactive TCP/IP v.1.2
└─⟦8c4f54e61⟧ UNIX Filesystem
└─⟦this⟧ »hb/new/usr/include/netinet/in_pcb.h«
/*
* Copyright (c) 1982, 1986 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*
* @(#)in_pcb.h 2.1 - 89/04/21
*/
#ifndef _h_IN_PCB
#define _h_IN_PCB
#ident "@(#)in_pcb.h 2.1 - 89/04/21"
/*
* Common structure pcb for internet protocol implementation.
* Here are stored pointers to local and foreign host table
* entries, local and foreign socket numbers, and pointers
* up (to a socket structure) and down (to a protocol-specific)
* control block.
*/
struct inpcb {
struct inpcb *inp_next,*inp_prev;
/* pointers to other pcb's */
struct inpcb *inp_head; /* pointer back to chain of inpcb's
for this protocol */
struct in_addr inp_faddr; /* foreign host table entry */
u_short inp_fport; /* foreign port */
struct in_addr inp_laddr; /* local host table entry */
u_short inp_lport; /* local port */
struct socket *inp_socket; /* back pointer to socket */
caddr_t inp_ppcb; /* pointer to per-protocol pcb */
struct route inp_route; /* placeholder for routing entry */
mblk_t *inp_options; /* IP options */
queue_t *inp_qptr; /* back pointer to queue */
mblk_t *inp_mblk; /* back pointer to message block */
u_short inp_so_error; /* error affecting connection */
};
#define INPLOOKUP_WILDCARD 1
#define INPLOOKUP_SETLOCAL 2
#define sotoinpcb(so) ((struct inpcb *)(so)->so_pcb)
#ifdef KERNEL
extern struct inpcb *in_pcblookup();
extern struct inpcb *in_pcballoc();
#endif
#endif /* _h_IN_PCB */