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/* gost.c - GOST encryption
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* Copyright (C) 1998 Free Software Foundation, Inc.
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* The description of GOST (and the used S-boxes) are taken from:
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* Bruce Schneier: Applied Cryptography. John Wiley & Sons, 1996.
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* ISBN 0-471-11709-9. .
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* This file is part of GnuPG.
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* GnuPG is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* GnuPG is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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gost_setkey( GOST_context *c, byte *key )
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gost_setiv( GOST_context *c, byte *iv )
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gost_encode( GOST_context *c, byte *outbuf, byte *inbuf, unsigned nblocks )
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gost_decode( GOST_context *c, byte *outbuf, byte *inbuf, unsigned nblocks )
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cfbshift( byte *iv, byte *buf, unsigned count)
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gost_encode_cfb( GOST_context *c, byte *outbuf, byte *inbuf, unsigned nbytes)
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gost_decode_cfb( GOST_context *c, byte *outbuf, byte *inbuf, unsigned nbytes)