xref: /freebsd/sys/compat/linuxkpi/common/include/linux/socket.h (revision b9f654b163bce26de79705e77b872427c9f2afa1)
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_SOCKET_H_
32 #define	_LINUX_SOCKET_H_
33 
34 #include <sys/socket.h>
35 
36 #ifdef notyet
37 static inline int
38 memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len)
39 {
40 	struct uio uio;
41 	int error;
42 
43 	uio.uio_iov = v;
44 	uio.uio_iovcnt = -1;
45 	uio.uio_offset = 0;
46 	uio.uio_resid = len;
47 	uio.uio_segflag = UIO_USERSPACE;
48 	uio.uio_rw = UIO_READ;
49 	error = -uiomove(kdata, len, &uio);
50 	return (error);
51 }
52 
53 static inline int
54 memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len)
55 {
56 	struct uio uio;
57 	int error;
58 
59 	uio.uio_iov = v;
60 	uio.uio_iovcnt = -1;
61 	uio.uio_offset = 0;
62 	uio.uio_resid = len;
63 	uio.uio_segflag = UIO_USERSPACE;
64 	uio.uio_rw = UIO_WRITE;
65 	error = -uiomove(kdata, len, &uio);
66 }
67 #endif
68 
69 #endif	/* _LINUX_SOCKET_H_ */
70