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OS/2 Shareware BBS: 10 Tools
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uio.h
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1999-05-11
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/*
* Copyright (c) 1982, 1986, 1993, 1994
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)uio.h 8.5 (Berkeley) 2/22/94
*/
#ifndef _SYS_UIO_H_
#define _SYS_UIO_H_
#ifdef TCPV40HDRS
#error error: sys\uio.h is for TCP/IP toolkit 5.0 or later releases only
#else
/*
* XXX
* iov_base should be a void *.
*/
struct iovec {
char *iov_base; /* Base address. */
#ifdef __32BIT__
size_t iov_len; /* Length. */
#else
long iov_len; /* Length. */
#endif
};
enum uio_rw { UIO_READ, UIO_WRITE };
/* Segment flag values. */
enum uio_seg {
UIO_USERSPACE, /* from user data space */
UIO_SYSSPACE, /* from system space */
UIO_USERISPACE /* from user I space */
};
#ifndef KERNEL
#include <sys/cdefs.h>
__BEGIN_DECLS
ssize_t _System readv __TCPPROTO((int, const struct iovec *, int));
ssize_t _System writev __TCPPROTO((int, const struct iovec *, int));
__END_DECLS
#else
#include <private/uio.h>
#endif /* !KERNEL */
#endif /* TCPV40HDRS */
#endif /* !_SYS_UIO_H_ */