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 #ifndef _LINUX_SOCKET_H_
30 #define _LINUX_SOCKET_H_
31
32 #include <sys/socket.h>
33
34 #ifdef notyet
35 static inline int
memcpy_toiovec(struct iovec * v,unsigned char * kdata,int len)36 memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len)
37 {
38 struct uio uio;
39 int error;
40
41 uio.uio_iov = v;
42 uio.uio_iovcnt = -1;
43 uio.uio_offset = 0;
44 uio.uio_resid = len;
45 uio.uio_segflag = UIO_USERSPACE;
46 uio.uio_rw = UIO_READ;
47 error = -uiomove(kdata, len, &uio);
48 return (error);
49 }
50
51 static inline int
memcpy_fromiovec(unsigned char * kdata,struct iovec * iov,int len)52 memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len)
53 {
54 struct uio uio;
55 int error;
56
57 uio.uio_iov = v;
58 uio.uio_iovcnt = -1;
59 uio.uio_offset = 0;
60 uio.uio_resid = len;
61 uio.uio_segflag = UIO_USERSPACE;
62 uio.uio_rw = UIO_WRITE;
63 error = -uiomove(kdata, len, &uio);
64 }
65 #endif
66
67 #endif /* _LINUX_SOCKET_H_ */
68