/src/openssl/providers/implementations/ciphers/cipher_cast5.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Copyright 2019-2021 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 | | * CAST low level APIs are deprecated for public use, but still ok for |
12 | | * internal use. |
13 | | */ |
14 | | #include "internal/deprecated.h" |
15 | | |
16 | | /* Dispatch functions for cast cipher modes ecb, cbc, ofb, cfb */ |
17 | | |
18 | | #include <openssl/proverr.h> |
19 | | #include "cipher_cast.h" |
20 | | #include "prov/implementations.h" |
21 | | #include "prov/providercommon.h" |
22 | | |
23 | | #define CAST5_FLAGS PROV_CIPHER_FLAG_VARIABLE_LENGTH |
24 | | |
25 | | static OSSL_FUNC_cipher_freectx_fn cast5_freectx; |
26 | | static OSSL_FUNC_cipher_dupctx_fn cast5_dupctx; |
27 | | |
28 | | static void cast5_freectx(void *vctx) |
29 | 0 | { |
30 | 0 | PROV_CAST_CTX *ctx = (PROV_CAST_CTX *)vctx; |
31 | |
|
32 | 0 | ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx); |
33 | 0 | OPENSSL_clear_free(ctx, sizeof(*ctx)); |
34 | 0 | } |
35 | | |
36 | | static void *cast5_dupctx(void *ctx) |
37 | 0 | { |
38 | 0 | PROV_CAST_CTX *in = (PROV_CAST_CTX *)ctx; |
39 | 0 | PROV_CAST_CTX *ret; |
40 | |
|
41 | 0 | if (!ossl_prov_is_running()) |
42 | 0 | return NULL; |
43 | | |
44 | 0 | ret = OPENSSL_malloc(sizeof(*ret)); |
45 | 0 | if (ret == NULL) |
46 | 0 | return NULL; |
47 | 0 | *ret = *in; |
48 | |
|
49 | 0 | return ret; |
50 | 0 | } |
51 | | |
52 | | /* ossl_cast5128ecb_functions */ |
53 | | IMPLEMENT_var_keylen_cipher(cast5, CAST, ecb, ECB, CAST5_FLAGS, 128, 64, 0, block) |
54 | | /* ossl_cast5128cbc_functions */ |
55 | | IMPLEMENT_var_keylen_cipher(cast5, CAST, cbc, CBC, CAST5_FLAGS, 128, 64, 64, block) |
56 | | /* ossl_cast5128ofb64_functions */ |
57 | | IMPLEMENT_var_keylen_cipher(cast5, CAST, ofb64, OFB, CAST5_FLAGS, 128, 8, 64, stream) |
58 | | /* ossl_cast5128cfb64_functions */ |
59 | | IMPLEMENT_var_keylen_cipher(cast5, CAST, cfb64, CFB, CAST5_FLAGS, 128, 8, 64, stream) |