99 lines
4.1 KiB
C
99 lines
4.1 KiB
C
/*
|
|
* Copyright (c) 1982, 1986, 1990 Regents of the University of California.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* from: @(#)in_pcb.h 7.6 (Berkeley) 6/28/90
|
|
* $Id: in_pcb.h,v 1.5 1994/01/08 21:21:41 mycroft Exp $
|
|
*/
|
|
|
|
#ifndef _NETINET_IN_PCB_H_
|
|
#define _NETINET_IN_PCB_H_
|
|
|
|
/*
|
|
* 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 */
|
|
int inp_flags; /* generic IP/datagram flags */
|
|
struct ip inp_ip; /* header prototype; should have more */
|
|
struct mbuf *inp_options; /* IP options */
|
|
struct ip_moptions *inp_moptions; /* IP multicast options */
|
|
};
|
|
|
|
/* flags in inp_flags: */
|
|
#define INP_RECVOPTS 0x01 /* receive incoming IP options */
|
|
#define INP_RECVRETOPTS 0x02 /* receive IP options for reply */
|
|
#define INP_RECVDSTADDR 0x04 /* receive IP dst address */
|
|
#define INP_CONTROLOPTS (INP_RECVOPTS|INP_RECVRETOPTS|INP_RECVDSTADDR)
|
|
|
|
#ifdef sotorawcb
|
|
/*
|
|
* Common structure pcb for raw internet protocol access.
|
|
* Here are internet specific extensions to the raw control block,
|
|
* and space is allocated to the necessary sockaddrs.
|
|
*/
|
|
struct raw_inpcb {
|
|
struct rawcb rinp_rcb; /* common control block prefix */
|
|
struct mbuf *rinp_options; /* IP options */
|
|
int rinp_flags; /* flags, e.g. raw sockopts */
|
|
#define RINPF_HDRINCL 0x1 /* user supplies entire IP header */
|
|
struct sockaddr_in rinp_faddr; /* foreign address */
|
|
struct sockaddr_in rinp_laddr; /* local address */
|
|
struct route rinp_route; /* placeholder for routing entry */
|
|
};
|
|
#endif
|
|
|
|
#define INPLOOKUP_WILDCARD 1
|
|
#define INPLOOKUP_SETLOCAL 2
|
|
|
|
#define sotoinpcb(so) ((struct inpcb *)(so)->so_pcb)
|
|
#define sotorawinpcb(so) ((struct raw_inpcb *)(so)->so_pcb)
|
|
|
|
#ifdef KERNEL
|
|
struct inpcb *in_pcblookup();
|
|
#endif
|
|
|
|
#endif /* !_NETINET_IN_PCB_H_ */
|