1b077aed3SPierre Pronchery /*
2b077aed3SPierre Pronchery * Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved.
3b077aed3SPierre Pronchery *
4b077aed3SPierre Pronchery * Licensed under the Apache License 2.0 (the "License"). You may not use
5b077aed3SPierre Pronchery * this file except in compliance with the License. You can obtain a copy
6b077aed3SPierre Pronchery * in the file LICENSE in the source distribution or at
7b077aed3SPierre Pronchery * https://www.openssl.org/source/license.html
8b077aed3SPierre Pronchery */
9b077aed3SPierre Pronchery
10b077aed3SPierre Pronchery /* Dispatch functions for Seed cipher modes ecb, cbc, ofb, cfb */
11b077aed3SPierre Pronchery
12b077aed3SPierre Pronchery /*
13b077aed3SPierre Pronchery * SEED low level APIs are deprecated for public use, but still ok for
14b077aed3SPierre Pronchery * internal use.
15b077aed3SPierre Pronchery */
16b077aed3SPierre Pronchery #include "internal/deprecated.h"
17b077aed3SPierre Pronchery
18b077aed3SPierre Pronchery #include "cipher_seed.h"
19b077aed3SPierre Pronchery #include "prov/implementations.h"
20b077aed3SPierre Pronchery #include "prov/providercommon.h"
21b077aed3SPierre Pronchery
22b077aed3SPierre Pronchery static OSSL_FUNC_cipher_freectx_fn seed_freectx;
23b077aed3SPierre Pronchery static OSSL_FUNC_cipher_dupctx_fn seed_dupctx;
24b077aed3SPierre Pronchery
seed_freectx(void * vctx)25b077aed3SPierre Pronchery static void seed_freectx(void *vctx)
26b077aed3SPierre Pronchery {
27b077aed3SPierre Pronchery PROV_SEED_CTX *ctx = (PROV_SEED_CTX *)vctx;
28b077aed3SPierre Pronchery
29b077aed3SPierre Pronchery ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
30b077aed3SPierre Pronchery OPENSSL_clear_free(ctx, sizeof(*ctx));
31b077aed3SPierre Pronchery }
32b077aed3SPierre Pronchery
seed_dupctx(void * ctx)33b077aed3SPierre Pronchery static void *seed_dupctx(void *ctx)
34b077aed3SPierre Pronchery {
35b077aed3SPierre Pronchery PROV_SEED_CTX *in = (PROV_SEED_CTX *)ctx;
36b077aed3SPierre Pronchery PROV_SEED_CTX *ret;
37b077aed3SPierre Pronchery
38b077aed3SPierre Pronchery if (!ossl_prov_is_running())
39b077aed3SPierre Pronchery return NULL;
40b077aed3SPierre Pronchery
41b077aed3SPierre Pronchery ret = OPENSSL_malloc(sizeof(*ret));
42*e7be843bSPierre Pronchery if (ret == NULL)
43b077aed3SPierre Pronchery return NULL;
44b077aed3SPierre Pronchery *ret = *in;
45b077aed3SPierre Pronchery
46b077aed3SPierre Pronchery return ret;
47b077aed3SPierre Pronchery }
48b077aed3SPierre Pronchery
49b077aed3SPierre Pronchery /* ossl_seed128ecb_functions */
50b077aed3SPierre Pronchery IMPLEMENT_generic_cipher(seed, SEED, ecb, ECB, 0, 128, 128, 0, block)
51b077aed3SPierre Pronchery /* ossl_seed128cbc_functions */
52b077aed3SPierre Pronchery IMPLEMENT_generic_cipher(seed, SEED, cbc, CBC, 0, 128, 128, 128, block)
53b077aed3SPierre Pronchery /* ossl_seed128ofb128_functions */
54b077aed3SPierre Pronchery IMPLEMENT_generic_cipher(seed, SEED, ofb128, OFB, 0, 128, 8, 128, stream)
55b077aed3SPierre Pronchery /* ossl_seed128cfb128_functions */
56b077aed3SPierre Pronchery IMPLEMENT_generic_cipher(seed, SEED, cfb128, CFB, 0, 128, 8, 128, stream)
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