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/*-
* Copyright (c) 1984, 1985, 1986, 1987, 1993
* The Regents of the University of California.
* Copyright (c) 2004-2006 Robert N. M. Watson
* 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.
* 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.
*
* Copyright (c) 1995, Mike Mitchell
* 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.
*
* @(#)ipx_pcb.h
*
* $FreeBSD: release/9.1.0/sys/netipx/ipx_pcb.h 169463 2007-05-11 10:38:34Z rwatson $
*/
#ifndef _NETIPX_IPX_PCB_H_
#define _NETIPX_IPX_PCB_H_
/*
* IPX protocol interface control block.
*/
struct ipxpcb {
LIST_ENTRY(ipxpcb) ipxp_list;
struct socket *ipxp_socket; /* back pointer to socket */
struct ipx_addr ipxp_faddr; /* destination address */
struct ipx_addr ipxp_laddr; /* socket's address */
caddr_t ipxp_pcb; /* protocol specific stuff */
struct route ipxp_route; /* routing information */
struct ipx_addr ipxp_lastdst; /* validate cached route for dg socks*/
short ipxp_flags;
u_char ipxp_dpt; /* default packet type for ipx_output */
u_char ipxp_rpt; /* last received packet type by ipx_input() */
struct mtx ipxp_mtx;
};
/*
* Additional IPX pcb-related types and variables.
*/
LIST_HEAD(ipxpcbhead, ipxpcb);
extern struct ipxpcbhead ipxpcb_list;
extern struct ipxpcbhead ipxrawpcb_list;
#ifdef _KERNEL
extern struct mtx ipxpcb_list_mtx;
#endif
/*
* IPX/SPX PCB flags.
*/
#define IPXP_IN_ABORT 0x1 /* Calling abort through socket. */
#define IPXP_RAWIN 0x2 /* Show headers on input. */
#define IPXP_RAWOUT 0x4 /* Show header on output. */
#define IPXP_ALL_PACKETS 0x8 /* Turn off higher proto processing. */
#define IPXP_CHECKSUM 0x10 /* Use checksum on this socket. */
#define IPXP_DROPPED 0x20 /* Connection dropped. */
#define IPXP_SPX 0x40 /* SPX PCB. */
#define IPX_WILDCARD 1
#define ipxp_lport ipxp_laddr.x_port
#define ipxp_fport ipxp_faddr.x_port
#define sotoipxpcb(so) ((struct ipxpcb *)((so)->so_pcb))
/*
* Nominal space allocated to an IPX socket.
*/
#define IPXSNDQ 16384
#define IPXRCVQ 40960
#ifdef _KERNEL
int ipx_pcballoc(struct socket *so, struct ipxpcbhead *head,
struct thread *p);
int ipx_pcbbind(struct ipxpcb *ipxp, struct sockaddr *nam,
struct thread *p);
int ipx_pcbconnect(struct ipxpcb *ipxp, struct sockaddr *nam,
struct thread *p);
void ipx_pcbdetach(struct ipxpcb *ipxp);
void ipx_pcbdisconnect(struct ipxpcb *ipxp);
void ipx_pcbfree(struct ipxpcb *ipxp);
struct ipxpcb *ipx_pcblookup(struct ipx_addr *faddr, u_short lport, int wildp);
void ipx_getpeeraddr(struct ipxpcb *ipxp, struct sockaddr **nam);
void ipx_getsockaddr(struct ipxpcb *ipxp, struct sockaddr **nam);
#define IPX_LIST_LOCK_INIT() mtx_init(&ipxpcb_list_mtx, "ipx_list_mtx", \
NULL, MTX_DEF | MTX_RECURSE)
#define IPX_LIST_LOCK() mtx_lock(&ipxpcb_list_mtx)
#define IPX_LIST_UNLOCK() mtx_unlock(&ipxpcb_list_mtx)
#define IPX_LIST_LOCK_ASSERT() mtx_assert(&ipxpcb_list_mtx, MA_OWNED)
#define IPX_LOCK_INIT(ipx) mtx_init(&(ipx)->ipxp_mtx, "ipx_mtx", NULL, \
MTX_DEF)
#define IPX_LOCK_DESTROY(ipx) mtx_destroy(&(ipx)->ipxp_mtx)
#define IPX_LOCK(ipx) mtx_lock(&(ipx)->ipxp_mtx)
#define IPX_UNLOCK(ipx) mtx_unlock(&(ipx)->ipxp_mtx)
#define IPX_LOCK_ASSERT(ipx) mtx_assert(&(ipx)->ipxp_mtx, MA_OWNED)
#endif /* _KERNEL */
#endif /* !_NETIPX_IPX_PCB_H_ */