/src/openssl/crypto/des/ecb3_enc.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved. |
3 | | * |
4 | | * Licensed under the Apache License 2.0 (the "License"). You may not use |
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 |
8 | | */ |
9 | | |
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 | | |
16 | | #include "des_local.h" |
17 | | |
18 | | void DES_ecb3_encrypt(const_DES_cblock *input, DES_cblock *output, |
19 | | DES_key_schedule *ks1, DES_key_schedule *ks2, |
20 | | DES_key_schedule *ks3, int enc) |
21 | 52 | { |
22 | 52 | register DES_LONG l0, l1; |
23 | 52 | DES_LONG ll[2]; |
24 | 52 | const unsigned char *in = &(*input)[0]; |
25 | 52 | unsigned char *out = &(*output)[0]; |
26 | | |
27 | 52 | c2l(in, l0); |
28 | 52 | c2l(in, l1); |
29 | 52 | ll[0] = l0; |
30 | 52 | ll[1] = l1; |
31 | 52 | if (enc) |
32 | 52 | DES_encrypt3(ll, ks1, ks2, ks3); |
33 | 0 | else |
34 | 0 | DES_decrypt3(ll, ks1, ks2, ks3); |
35 | 52 | l0 = ll[0]; |
36 | 52 | l1 = ll[1]; |
37 | 52 | l2c(l0, out); |
38 | 52 | l2c(l1, out); |
39 | 52 | } |