xref: /freebsd/sys/compat/linuxkpi/common/include/linux/net.h (revision 8d59ecb214f7e078e57d35b865f33efc5d7cdf4d)
1*8d59ecb2SHans Petter Selasky /*-
2*8d59ecb2SHans Petter Selasky  * Copyright (c) 2010 Isilon Systems, Inc.
3*8d59ecb2SHans Petter Selasky  * Copyright (c) 2010 iX Systems, Inc.
4*8d59ecb2SHans Petter Selasky  * Copyright (c) 2010 Panasas, Inc.
5*8d59ecb2SHans Petter Selasky  * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
6*8d59ecb2SHans Petter Selasky  * All rights reserved.
7*8d59ecb2SHans Petter Selasky  *
8*8d59ecb2SHans Petter Selasky  * Redistribution and use in source and binary forms, with or without
9*8d59ecb2SHans Petter Selasky  * modification, are permitted provided that the following conditions
10*8d59ecb2SHans Petter Selasky  * are met:
11*8d59ecb2SHans Petter Selasky  * 1. Redistributions of source code must retain the above copyright
12*8d59ecb2SHans Petter Selasky  *    notice unmodified, this list of conditions, and the following
13*8d59ecb2SHans Petter Selasky  *    disclaimer.
14*8d59ecb2SHans Petter Selasky  * 2. Redistributions in binary form must reproduce the above copyright
15*8d59ecb2SHans Petter Selasky  *    notice, this list of conditions and the following disclaimer in the
16*8d59ecb2SHans Petter Selasky  *    documentation and/or other materials provided with the distribution.
17*8d59ecb2SHans Petter Selasky  *
18*8d59ecb2SHans Petter Selasky  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19*8d59ecb2SHans Petter Selasky  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20*8d59ecb2SHans Petter Selasky  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21*8d59ecb2SHans Petter Selasky  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22*8d59ecb2SHans Petter Selasky  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23*8d59ecb2SHans Petter Selasky  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24*8d59ecb2SHans Petter Selasky  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25*8d59ecb2SHans Petter Selasky  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26*8d59ecb2SHans Petter Selasky  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27*8d59ecb2SHans Petter Selasky  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28*8d59ecb2SHans Petter Selasky  *
29*8d59ecb2SHans Petter Selasky  * $FreeBSD$
30*8d59ecb2SHans Petter Selasky  */
31*8d59ecb2SHans Petter Selasky #ifndef	_LINUX_NET_H_
32*8d59ecb2SHans Petter Selasky #define	_LINUX_NET_H_
33*8d59ecb2SHans Petter Selasky 
34*8d59ecb2SHans Petter Selasky #include <sys/protosw.h>
35*8d59ecb2SHans Petter Selasky #include <sys/socket.h>
36*8d59ecb2SHans Petter Selasky #include <sys/socketvar.h>
37*8d59ecb2SHans Petter Selasky 
38*8d59ecb2SHans Petter Selasky static inline int
39*8d59ecb2SHans Petter Selasky sock_create_kern(int family, int type, int proto, struct socket **res)
40*8d59ecb2SHans Petter Selasky {
41*8d59ecb2SHans Petter Selasky 	return -socreate(family, res, type, proto, curthread->td_ucred,
42*8d59ecb2SHans Petter Selasky 	    curthread);
43*8d59ecb2SHans Petter Selasky }
44*8d59ecb2SHans Petter Selasky 
45*8d59ecb2SHans Petter Selasky static inline int
46*8d59ecb2SHans Petter Selasky sock_getname(struct socket *so, struct sockaddr *addr, int *sockaddr_len,
47*8d59ecb2SHans Petter Selasky     int peer)
48*8d59ecb2SHans Petter Selasky {
49*8d59ecb2SHans Petter Selasky 	struct sockaddr *nam;
50*8d59ecb2SHans Petter Selasky 	int error;
51*8d59ecb2SHans Petter Selasky 
52*8d59ecb2SHans Petter Selasky 	nam = NULL;
53*8d59ecb2SHans Petter Selasky 	if (peer) {
54*8d59ecb2SHans Petter Selasky 		if ((so->so_state & (SS_ISCONNECTED|SS_ISCONFIRMING)) == 0)
55*8d59ecb2SHans Petter Selasky 			return (-ENOTCONN);
56*8d59ecb2SHans Petter Selasky 
57*8d59ecb2SHans Petter Selasky 		error = (*so->so_proto->pr_usrreqs->pru_peeraddr)(so, &nam);
58*8d59ecb2SHans Petter Selasky 	} else
59*8d59ecb2SHans Petter Selasky 		error = (*so->so_proto->pr_usrreqs->pru_sockaddr)(so, &nam);
60*8d59ecb2SHans Petter Selasky 	if (error)
61*8d59ecb2SHans Petter Selasky 		return (-error);
62*8d59ecb2SHans Petter Selasky 	*addr = *nam;
63*8d59ecb2SHans Petter Selasky 	*sockaddr_len = addr->sa_len;
64*8d59ecb2SHans Petter Selasky 
65*8d59ecb2SHans Petter Selasky 	free(nam, M_SONAME);
66*8d59ecb2SHans Petter Selasky 	return (0);
67*8d59ecb2SHans Petter Selasky }
68*8d59ecb2SHans Petter Selasky 
69*8d59ecb2SHans Petter Selasky static inline void
70*8d59ecb2SHans Petter Selasky sock_release(struct socket *so)
71*8d59ecb2SHans Petter Selasky {
72*8d59ecb2SHans Petter Selasky 	soclose(so);
73*8d59ecb2SHans Petter Selasky }
74*8d59ecb2SHans Petter Selasky 
75*8d59ecb2SHans Petter Selasky #endif	/* _LINUX_NET_H_ */
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