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/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
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/*
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* COPYRIGHT (c) 2006
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* The Regents of the University of Michigan
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* ALL RIGHTS RESERVED
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*
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* Permission is granted to use, copy, create derivative works
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* and redistribute this software and such derivative works
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* for any purpose, so long as the name of The University of
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* Michigan is not used in any advertising or publicity
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* pertaining to the use of distribution of this software
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* without specific, written prior authorization. If the
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* above copyright notice or any other identification of the
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* University of Michigan is included in any copy of any
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* portion of this software, then the disclaimer below must
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* also be included.
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*
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* THIS SOFTWARE IS PROVIDED AS IS, WITHOUT REPRESENTATION
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* FROM THE UNIVERSITY OF MICHIGAN AS TO ITS FITNESS FOR ANY
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* PURPOSE, AND WITHOUT WARRANTY BY THE UNIVERSITY OF
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* MICHIGAN OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING
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* WITHOUT LIMITATION THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE
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* REGENTS OF THE UNIVERSITY OF MICHIGAN SHALL NOT BE LIABLE
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* FOR ANY DAMAGES, INCLUDING SPECIAL, INDIRECT, INCIDENTAL, OR
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* CONSEQUENTIAL DAMAGES, WITH RESPECT TO ANY CLAIM ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OF THE SOFTWARE, EVEN
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* IF IT HAS BEEN OR IS HEREAFTER ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGES.
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*/
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#include "crypto_int.h"
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/*
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* keybytes is the number of bytes required as input to make a key,
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* keylength is the length of the final key in bytes
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*/
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krb5_error_code KRB5_CALLCONV
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krb5_c_keylengths(krb5_context context, krb5_enctype enctype,
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size_t *keybytes, size_t *keylength)
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{
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const struct krb5_keytypes *ktp;
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if (keybytes == NULL && keylength == NULL)
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return EINVAL;
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ktp = find_enctype(enctype);
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if (ktp == NULL)
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return KRB5_BAD_ENCTYPE;
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if (keybytes)
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*keybytes = ktp->enc->keybytes;
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if (keylength)
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*keylength = ktp->enc->keylength;
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return 0;
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}
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