1*b077aed3SPierre Pronchery /*
2*b077aed3SPierre Pronchery * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
3*b077aed3SPierre Pronchery *
4*b077aed3SPierre Pronchery * Licensed under the Apache License 2.0 (the "License"). You may not use
5*b077aed3SPierre Pronchery * this file except in compliance with the License. You can obtain a copy
6*b077aed3SPierre Pronchery * in the file LICENSE in the source distribution or at
7*b077aed3SPierre Pronchery * https://www.openssl.org/source/license.html
8*b077aed3SPierre Pronchery */
9*b077aed3SPierre Pronchery
10*b077aed3SPierre Pronchery /*
11*b077aed3SPierre Pronchery * CAST low level APIs are deprecated for public use, but still ok for
12*b077aed3SPierre Pronchery * internal use.
13*b077aed3SPierre Pronchery */
14*b077aed3SPierre Pronchery #include "internal/deprecated.h"
15*b077aed3SPierre Pronchery
16*b077aed3SPierre Pronchery /* Dispatch functions for cast cipher modes ecb, cbc, ofb, cfb */
17*b077aed3SPierre Pronchery
18*b077aed3SPierre Pronchery #include <openssl/proverr.h>
19*b077aed3SPierre Pronchery #include "cipher_cast.h"
20*b077aed3SPierre Pronchery #include "prov/implementations.h"
21*b077aed3SPierre Pronchery #include "prov/providercommon.h"
22*b077aed3SPierre Pronchery
23*b077aed3SPierre Pronchery #define CAST5_FLAGS PROV_CIPHER_FLAG_VARIABLE_LENGTH
24*b077aed3SPierre Pronchery
25*b077aed3SPierre Pronchery static OSSL_FUNC_cipher_freectx_fn cast5_freectx;
26*b077aed3SPierre Pronchery static OSSL_FUNC_cipher_dupctx_fn cast5_dupctx;
27*b077aed3SPierre Pronchery
cast5_freectx(void * vctx)28*b077aed3SPierre Pronchery static void cast5_freectx(void *vctx)
29*b077aed3SPierre Pronchery {
30*b077aed3SPierre Pronchery PROV_CAST_CTX *ctx = (PROV_CAST_CTX *)vctx;
31*b077aed3SPierre Pronchery
32*b077aed3SPierre Pronchery ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
33*b077aed3SPierre Pronchery OPENSSL_clear_free(ctx, sizeof(*ctx));
34*b077aed3SPierre Pronchery }
35*b077aed3SPierre Pronchery
cast5_dupctx(void * ctx)36*b077aed3SPierre Pronchery static void *cast5_dupctx(void *ctx)
37*b077aed3SPierre Pronchery {
38*b077aed3SPierre Pronchery PROV_CAST_CTX *in = (PROV_CAST_CTX *)ctx;
39*b077aed3SPierre Pronchery PROV_CAST_CTX *ret;
40*b077aed3SPierre Pronchery
41*b077aed3SPierre Pronchery if (!ossl_prov_is_running())
42*b077aed3SPierre Pronchery return NULL;
43*b077aed3SPierre Pronchery
44*b077aed3SPierre Pronchery ret = OPENSSL_malloc(sizeof(*ret));
45*b077aed3SPierre Pronchery if (ret == NULL) {
46*b077aed3SPierre Pronchery ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
47*b077aed3SPierre Pronchery return NULL;
48*b077aed3SPierre Pronchery }
49*b077aed3SPierre Pronchery *ret = *in;
50*b077aed3SPierre Pronchery
51*b077aed3SPierre Pronchery return ret;
52*b077aed3SPierre Pronchery }
53*b077aed3SPierre Pronchery
54*b077aed3SPierre Pronchery /* ossl_cast5128ecb_functions */
55*b077aed3SPierre Pronchery IMPLEMENT_var_keylen_cipher(cast5, CAST, ecb, ECB, CAST5_FLAGS, 128, 64, 0, block)
56*b077aed3SPierre Pronchery /* ossl_cast5128cbc_functions */
57*b077aed3SPierre Pronchery IMPLEMENT_var_keylen_cipher(cast5, CAST, cbc, CBC, CAST5_FLAGS, 128, 64, 64, block)
58*b077aed3SPierre Pronchery /* ossl_cast5128ofb64_functions */
59*b077aed3SPierre Pronchery IMPLEMENT_var_keylen_cipher(cast5, CAST, ofb64, OFB, CAST5_FLAGS, 128, 8, 64, stream)
60*b077aed3SPierre Pronchery /* ossl_cast5128cfb64_functions */
61*b077aed3SPierre Pronchery IMPLEMENT_var_keylen_cipher(cast5, CAST, cfb64, CFB, CAST5_FLAGS, 128, 8, 64, stream)
62