64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/*-
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* Copyright (c) 2012-2013 Universitetet i Oslo
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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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* 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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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id$
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*/
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#ifndef OATH_TYPES_H_INCLUDED
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#define OATH_TYPES_H_INCLUDED
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/*
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* OATH key and associated parameters
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*/
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struct oath_key {
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/* mode and parameters */
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enum oath_mode mode;
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unsigned int digits;
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uint64_t counter; /* HOTP only */
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unsigned int timestep; /* TOTP only - in seconds */
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uint64_t lastused; /* TOTP only */
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/* housekeeping */
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unsigned int dummy:1; /* dummy key, always fail */
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unsigned int mapped:1; /* allocated with mmap() */
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unsigned int locked:1; /* locked / wired with madvise() */
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/* hash algorithm */
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enum oath_hash hash;
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/* label */
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size_t labellen; /* bytes incl. NUL */
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char label[OATH_MAX_LABELLEN];
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/* key */
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size_t keylen; /* bytes */
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uint8_t key[OATH_MAX_KEYLEN];
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};
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#endif
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