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d2e9e320 | 1 | /* |
33388b44 | 2 | * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved. |
d02b48c6 | 3 | * |
2d48d5dd | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
d2e9e320 RS |
5 | * this file except in compliance with the License. You can obtain a copy |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
d02b48c6 RE |
8 | */ |
9 | ||
c6fec81b P |
10 | /* |
11 | * DES low level APIs are deprecated for public use, but still ok for internal | |
12 | * use. | |
13 | */ | |
14 | #include "internal/deprecated.h" | |
15 | ||
706457b7 | 16 | #include "des_local.h" |
d02b48c6 | 17 | |
c2e4f17c | 18 | void DES_ecb3_encrypt(const_DES_cblock *input, DES_cblock *output, |
0f113f3e MC |
19 | DES_key_schedule *ks1, DES_key_schedule *ks2, |
20 | DES_key_schedule *ks3, int enc) | |
21 | { | |
22 | register DES_LONG l0, l1; | |
23 | DES_LONG ll[2]; | |
24 | const unsigned char *in = &(*input)[0]; | |
25 | unsigned char *out = &(*output)[0]; | |
d02b48c6 | 26 | |
0f113f3e MC |
27 | c2l(in, l0); |
28 | c2l(in, l1); | |
29 | ll[0] = l0; | |
30 | ll[1] = l1; | |
31 | if (enc) | |
32 | DES_encrypt3(ll, ks1, ks2, ks3); | |
33 | else | |
34 | DES_decrypt3(ll, ks1, ks2, ks3); | |
35 | l0 = ll[0]; | |
36 | l1 = ll[1]; | |
37 | l2c(l0, out); | |
38 | l2c(l1, out); | |
39 | } |