38 lines
995 B
C
Executable File
38 lines
995 B
C
Executable File
#ifndef __LINUX_UIO_H
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#define __LINUX_UIO_H
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#include <linux/types.h>
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/*
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* Berkeley style UIO structures - Alan Cox 1994.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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/* A word of warning: Our uio structure will clash with the C library one (which is now obsolete). Remove the C
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library one from sys/uio.h if you have a very old library set */
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struct iovec
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{
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void *iov_base; /* BSD uses caddr_t (1003.1g requires void *) */
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__kernel_size_t iov_len; /* Must be size_t (1003.1g) */
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};
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/*
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* UIO_MAXIOV shall be at least 16 1003.1g (5.4.1.1)
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*/
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#define UIO_FASTIOV 8
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#define UIO_MAXIOV 1024
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#if 0
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#define UIO_MAXIOV 16 /* Maximum iovec's in one operation
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16 matches BSD */
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/* Beg pardon: BSD has 1024 --ANK */
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#endif
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#endif
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