1#ifndef __LINUX_UIO_H
2#define __LINUX_UIO_H
3
4#include <linux/types.h>
5
6/*
7 *	Berkeley style UIO structures	-	Alan Cox 1994.
8 *
9 *		This program is free software; you can redistribute it and/or
10 *		modify it under the terms of the GNU General Public License
11 *		as published by the Free Software Foundation; either version
12 *		2 of the License, or (at your option) any later version.
13 */
14
15
16/* A word of warning: Our uio structure will clash with the C library one (which is now obsolete). Remove the C
17   library one from sys/uio.h if you have a very old library set */
18
19struct iovec
20{
21	void *iov_base;		/* BSD uses caddr_t (1003.1g requires void *) */
22	__kernel_size_t iov_len; /* Must be size_t (1003.1g) */
23};
24
25/*
26 *	UIO_MAXIOV shall be at least 16 1003.1g (5.4.1.1)
27 */
28
29#define UIO_FASTIOV	8
30#define UIO_MAXIOV	1024
31
32#endif
33