1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1982, 1986, 1990, 1993
5 *	The Regents of the University of California.
6 * Copyright (c) 2010-2011 Juniper Networks, Inc.
7 * All rights reserved.
8 *
9 * Portions of this software were developed by Robert N. M. Watson under
10 * contract to Juniper Networks, Inc.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 */
36
37#ifndef _NETINET_IN_PCB_VAR_H_
38#define _NETINET_IN_PCB_VAR_H_
39
40/*
41 * Definitions shared between netinet/in_pcb.c and netinet6/in6_pcb.c
42 */
43
44VNET_DECLARE(uint32_t, in_pcbhashseed);
45#define	V_in_pcbhashseed	VNET(in_pcbhashseed)
46
47void	inp_lock(struct inpcb *inp, const inp_lookup_t lock);
48void	inp_unlock(struct inpcb *inp, const inp_lookup_t lock);
49int	inp_trylock(struct inpcb *inp, const inp_lookup_t lock);
50bool	inp_smr_lock(struct inpcb *, const inp_lookup_t);
51int	in_pcb_lport(struct inpcb *, struct in_addr *, u_short *,
52	    struct ucred *, int);
53int	in_pcb_lport_dest(struct inpcb *inp, struct sockaddr *lsa,
54            u_short *lportp, struct sockaddr *fsa, u_short fport,
55            struct ucred *cred, int lookupflags);
56struct inpcb *	in_pcblookup_local(struct inpcbinfo *, struct in_addr, u_short,
57	    int, struct ucred *);
58
59struct inpcbport {
60	struct inpcbhead phd_pcblist;
61	CK_LIST_ENTRY(inpcbport) phd_hash;
62	u_short phd_port;
63};
64
65#endif /* !_NETINET_IN_PCB_VAR_H_ */
66