41 lines
1 KiB
C
41 lines
1 KiB
C
/*
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <openssl/rc2.h>
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#include "rc2_locl.h"
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#include <openssl/opensslv.h>
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/*-
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* RC2 as implemented frm a posting from
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* Newsgroups: sci.crypt
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* Sender: pgut01@cs.auckland.ac.nz (Peter Gutmann)
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* Subject: Specification for Ron Rivests Cipher No.2
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* Message-ID: <4fk39f$f70@net.auckland.ac.nz>
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* Date: 11 Feb 1996 06:45:03 GMT
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*/
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void RC2_ecb_encrypt(const unsigned char *in, unsigned char *out, RC2_KEY *ks,
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int encrypt)
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{
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unsigned long l, d[2];
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c2l(in, l);
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d[0] = l;
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c2l(in, l);
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d[1] = l;
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if (encrypt)
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RC2_encrypt(d, ks);
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else
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RC2_decrypt(d, ks);
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l = d[0];
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l2c(l, out);
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l = d[1];
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l2c(l, out);
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l = d[0] = d[1] = 0;
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}
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