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52 lines
1.2 KiB
C
52 lines
1.2 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 "des_locl.h"
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#include <openssl/opensslv.h>
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#include <openssl/bio.h>
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const char *DES_options(void)
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{
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static int init = 1;
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static char buf[32];
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if (init) {
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const char *size;
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if (sizeof(DES_LONG) != sizeof(long))
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size = "int";
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else
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size = "long";
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BIO_snprintf(buf, sizeof buf, "des(%s)", size);
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init = 0;
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}
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return (buf);
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}
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void DES_ecb_encrypt(const_DES_cblock *input, DES_cblock *output,
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DES_key_schedule *ks, int enc)
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{
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register DES_LONG l;
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DES_LONG ll[2];
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const unsigned char *in = &(*input)[0];
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unsigned char *out = &(*output)[0];
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c2l(in, l);
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ll[0] = l;
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c2l(in, l);
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ll[1] = l;
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DES_encrypt1(ll, ks, enc);
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l = ll[0];
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l2c(l, out);
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l = ll[1];
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l2c(l, out);
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l = ll[0] = ll[1] = 0;
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}
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