1e1051a39Sopenharmony_ci/*
2e1051a39Sopenharmony_ci * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
3e1051a39Sopenharmony_ci *
4e1051a39Sopenharmony_ci * Licensed under the Apache License 2.0 (the "License").  You may not use
5e1051a39Sopenharmony_ci * this file except in compliance with the License.  You can obtain a copy
6e1051a39Sopenharmony_ci * in the file LICENSE in the source distribution or at
7e1051a39Sopenharmony_ci * https://www.openssl.org/source/license.html
8e1051a39Sopenharmony_ci */
9e1051a39Sopenharmony_ci
10e1051a39Sopenharmony_ci/*
11e1051a39Sopenharmony_ci * BF low level APIs are deprecated for public use, but still ok for internal
12e1051a39Sopenharmony_ci * use.
13e1051a39Sopenharmony_ci */
14e1051a39Sopenharmony_ci#include "internal/deprecated.h"
15e1051a39Sopenharmony_ci
16e1051a39Sopenharmony_ci#include <openssl/blowfish.h>
17e1051a39Sopenharmony_ci#include "bf_local.h"
18e1051a39Sopenharmony_ci#include <openssl/opensslv.h>
19e1051a39Sopenharmony_ci
20e1051a39Sopenharmony_ci/*
21e1051a39Sopenharmony_ci * Blowfish as implemented from 'Blowfish: Springer-Verlag paper' (From
22e1051a39Sopenharmony_ci * LECTURE NOTES IN COMPUTER SCIENCE 809, FAST SOFTWARE ENCRYPTION, CAMBRIDGE
23e1051a39Sopenharmony_ci * SECURITY WORKSHOP, CAMBRIDGE, U.K., DECEMBER 9-11, 1993)
24e1051a39Sopenharmony_ci */
25e1051a39Sopenharmony_ci
26e1051a39Sopenharmony_ciconst char *BF_options(void)
27e1051a39Sopenharmony_ci{
28e1051a39Sopenharmony_ci    return "blowfish(ptr)";
29e1051a39Sopenharmony_ci}
30e1051a39Sopenharmony_ci
31e1051a39Sopenharmony_civoid BF_ecb_encrypt(const unsigned char *in, unsigned char *out,
32e1051a39Sopenharmony_ci                    const BF_KEY *key, int encrypt)
33e1051a39Sopenharmony_ci{
34e1051a39Sopenharmony_ci    BF_LONG l, d[2];
35e1051a39Sopenharmony_ci
36e1051a39Sopenharmony_ci    n2l(in, l);
37e1051a39Sopenharmony_ci    d[0] = l;
38e1051a39Sopenharmony_ci    n2l(in, l);
39e1051a39Sopenharmony_ci    d[1] = l;
40e1051a39Sopenharmony_ci    if (encrypt)
41e1051a39Sopenharmony_ci        BF_encrypt(d, key);
42e1051a39Sopenharmony_ci    else
43e1051a39Sopenharmony_ci        BF_decrypt(d, key);
44e1051a39Sopenharmony_ci    l = d[0];
45e1051a39Sopenharmony_ci    l2n(l, out);
46e1051a39Sopenharmony_ci    l = d[1];
47e1051a39Sopenharmony_ci    l2n(l, out);
48e1051a39Sopenharmony_ci    l = d[0] = d[1] = 0;
49e1051a39Sopenharmony_ci}
50