70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/* $NetBSD: random.h,v 1.1 2020/08/14 00:53:16 riastradh Exp $ */
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/*-
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* Copyright (c) 2020 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Taylor R. Campbell.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SYS_RANDOM_H
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#define _SYS_RANDOM_H
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#include <sys/cdefs.h>
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#include <machine/ansi.h> /* _BSD_SIZE_T_ */
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#define GRND_NONBLOCK (1u << 0)
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#define GRND_RANDOM (1u << 1)
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#define GRND_INSECURE (1u << 2)
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#ifdef _KERNEL
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struct uio;
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int dogetrandom(struct uio *, unsigned int);
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#endif /* _KERNEL */
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#ifndef _KERNEL
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__BEGIN_DECLS
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#ifdef _BSD_SIZE_T_
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typedef _BSD_SIZE_T_ size_t;
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#undef _BSD_SIZE_T_
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#endif
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#ifdef _BSD_SSIZE_T_
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typedef _BSD_SSIZE_T_ ssize_t;
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#undef _BSD_SSIZE_T_
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#endif
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ssize_t getrandom(void *, size_t, unsigned int);
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__END_DECLS
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#endif /* !_KERNEL */
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#endif /* _SYS_RANDOM_H */
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