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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2018 FUJITSU LIMITED. All rights reserved.
* Author: Xiao Yang <yangx.jy@cn.fujitsu.com>
*/
#ifndef PREADV2_H
#define PREADV2_H
#include "config.h"
#include "lapi/syscalls.h"
#ifndef RWF_NOWAIT
# define RWF_NOWAIT 0x00000008
#endif
#if !defined(HAVE_PREADV2)
/* LO_HI_LONG taken from glibc */
# define LO_HI_LONG(val) (long) (val), (long) (((uint64_t) (val)) >> 32)
ssize_t preadv2(int fd, const struct iovec *iov, int iovcnt, off_t offset,
int flags)
{
return tst_syscall(__NR_preadv2, fd, iov, iovcnt,
LO_HI_LONG(offset), flags);
}
#endif
#endif /* PREADV2_H */
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