xref: /freebsd/sys/compat/linuxkpi/common/include/linux/net.h (revision 243e928310d073338c5ec089f0dce238a80b9866)
1 /*-
2  * Copyright (c) 2010 Isilon Systems, Inc.
3  * Copyright (c) 2010 iX Systems, Inc.
4  * Copyright (c) 2010 Panasas, Inc.
5  * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice unmodified, this list of conditions, and the following
13  *    disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  *
29  * $FreeBSD$
30  */
31 #ifndef	_LINUX_NET_H_
32 #define	_LINUX_NET_H_
33 
34 #include <sys/types.h>
35 #include <sys/malloc.h>
36 #include <sys/proc.h>
37 #include <sys/protosw.h>
38 #include <sys/socket.h>
39 #include <sys/socketvar.h>
40 #include <sys/errno.h>
41 
42 static inline int
43 sock_create_kern(int family, int type, int proto, struct socket **res)
44 {
45 	return -socreate(family, res, type, proto, curthread->td_ucred,
46 	    curthread);
47 }
48 
49 static inline int
50 sock_getname(struct socket *so, struct sockaddr *addr, int *sockaddr_len,
51     int peer)
52 {
53 	struct sockaddr *nam;
54 	int error;
55 
56 	nam = NULL;
57 	if (peer) {
58 		if ((so->so_state & (SS_ISCONNECTED|SS_ISCONFIRMING)) == 0)
59 			return (-ENOTCONN);
60 
61 		error = (*so->so_proto->pr_usrreqs->pru_peeraddr)(so, &nam);
62 	} else
63 		error = (*so->so_proto->pr_usrreqs->pru_sockaddr)(so, &nam);
64 	if (error)
65 		return (-error);
66 	*addr = *nam;
67 	*sockaddr_len = addr->sa_len;
68 
69 	free(nam, M_SONAME);
70 	return (0);
71 }
72 
73 static inline void
74 sock_release(struct socket *so)
75 {
76 	soclose(so);
77 }
78 
79 #endif	/* _LINUX_NET_H_ */
80