1e1051a39Sopenharmony_ci/*
2e1051a39Sopenharmony_ci * Copyright 2019-2020 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/* Dispatch functions for Seed cipher modes ecb, cbc, ofb, cfb */
11e1051a39Sopenharmony_ci
12e1051a39Sopenharmony_ci/*
13e1051a39Sopenharmony_ci * SEED low level APIs are deprecated for public use, but still ok for
14e1051a39Sopenharmony_ci * internal use.
15e1051a39Sopenharmony_ci */
16e1051a39Sopenharmony_ci#include "internal/deprecated.h"
17e1051a39Sopenharmony_ci
18e1051a39Sopenharmony_ci#include "cipher_seed.h"
19e1051a39Sopenharmony_ci#include "prov/implementations.h"
20e1051a39Sopenharmony_ci#include "prov/providercommon.h"
21e1051a39Sopenharmony_ci
22e1051a39Sopenharmony_cistatic OSSL_FUNC_cipher_freectx_fn seed_freectx;
23e1051a39Sopenharmony_cistatic OSSL_FUNC_cipher_dupctx_fn seed_dupctx;
24e1051a39Sopenharmony_ci
25e1051a39Sopenharmony_cistatic void seed_freectx(void *vctx)
26e1051a39Sopenharmony_ci{
27e1051a39Sopenharmony_ci    PROV_SEED_CTX *ctx = (PROV_SEED_CTX *)vctx;
28e1051a39Sopenharmony_ci
29e1051a39Sopenharmony_ci    ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
30e1051a39Sopenharmony_ci    OPENSSL_clear_free(ctx,  sizeof(*ctx));
31e1051a39Sopenharmony_ci}
32e1051a39Sopenharmony_ci
33e1051a39Sopenharmony_cistatic void *seed_dupctx(void *ctx)
34e1051a39Sopenharmony_ci{
35e1051a39Sopenharmony_ci    PROV_SEED_CTX *in = (PROV_SEED_CTX *)ctx;
36e1051a39Sopenharmony_ci    PROV_SEED_CTX *ret;
37e1051a39Sopenharmony_ci
38e1051a39Sopenharmony_ci    if (!ossl_prov_is_running())
39e1051a39Sopenharmony_ci        return NULL;
40e1051a39Sopenharmony_ci
41e1051a39Sopenharmony_ci    ret = OPENSSL_malloc(sizeof(*ret));
42e1051a39Sopenharmony_ci    if (ret == NULL) {
43e1051a39Sopenharmony_ci        ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
44e1051a39Sopenharmony_ci        return NULL;
45e1051a39Sopenharmony_ci    }
46e1051a39Sopenharmony_ci    *ret = *in;
47e1051a39Sopenharmony_ci
48e1051a39Sopenharmony_ci    return ret;
49e1051a39Sopenharmony_ci}
50e1051a39Sopenharmony_ci
51e1051a39Sopenharmony_ci/* ossl_seed128ecb_functions */
52e1051a39Sopenharmony_ciIMPLEMENT_generic_cipher(seed, SEED, ecb, ECB, 0, 128, 128, 0, block)
53e1051a39Sopenharmony_ci/* ossl_seed128cbc_functions */
54e1051a39Sopenharmony_ciIMPLEMENT_generic_cipher(seed, SEED, cbc, CBC, 0, 128, 128, 128, block)
55e1051a39Sopenharmony_ci/* ossl_seed128ofb128_functions */
56e1051a39Sopenharmony_ciIMPLEMENT_generic_cipher(seed, SEED, ofb128, OFB, 0, 128, 8, 128, stream)
57e1051a39Sopenharmony_ci/* ossl_seed128cfb128_functions */
58e1051a39Sopenharmony_ciIMPLEMENT_generic_cipher(seed, SEED, cfb128,  CFB, 0, 128, 8, 128, stream)
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