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14636c3b51
of entropy harvesting they wish to perform: "ethernet" (LAN), point-to-point and interrupt.
54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
/*-
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* Copyright (c) 2000 Mark R. V. Murray
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* All rights reserved.
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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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* in this position and unchanged.
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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 AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SYS_RANDOM_H_
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#define _SYS_RANDOM_H_
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#ifdef _KERNEL
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u_int read_random(void *, u_int);
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enum esource { RANDOM_WRITE, RANDOM_KEYBOARD, RANDOM_MOUSE, RANDOM_NET,
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RANDOM_INTERRUPT, ENTROPYSOURCE };
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void random_harvest(void *, u_int, u_int, u_int, enum esource);
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/* Allow the sysadmin to select the broad category of
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* entropy types to harvest
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*/
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struct harvest_select {
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int ethernet;
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int point_to_point;
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int interrupt;
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};
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extern struct harvest_select harvest;
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#endif
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#endif /* _SYS_RANDOM_H_ */
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