1*b077aed3SPierre Pronchery /*
2*b077aed3SPierre Pronchery * Copyright 2019-2020 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 /* Dispatch functions for Seed cipher modes ecb, cbc, ofb, cfb */
11*b077aed3SPierre Pronchery
12*b077aed3SPierre Pronchery /*
13*b077aed3SPierre Pronchery * SEED low level APIs are deprecated for public use, but still ok for
14*b077aed3SPierre Pronchery * internal use.
15*b077aed3SPierre Pronchery */
16*b077aed3SPierre Pronchery #include "internal/deprecated.h"
17*b077aed3SPierre Pronchery
18*b077aed3SPierre Pronchery #include "cipher_seed.h"
19*b077aed3SPierre Pronchery #include "prov/implementations.h"
20*b077aed3SPierre Pronchery #include "prov/providercommon.h"
21*b077aed3SPierre Pronchery
22*b077aed3SPierre Pronchery static OSSL_FUNC_cipher_freectx_fn seed_freectx;
23*b077aed3SPierre Pronchery static OSSL_FUNC_cipher_dupctx_fn seed_dupctx;
24*b077aed3SPierre Pronchery
seed_freectx(void * vctx)25*b077aed3SPierre Pronchery static void seed_freectx(void *vctx)
26*b077aed3SPierre Pronchery {
27*b077aed3SPierre Pronchery PROV_SEED_CTX *ctx = (PROV_SEED_CTX *)vctx;
28*b077aed3SPierre Pronchery
29*b077aed3SPierre Pronchery ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
30*b077aed3SPierre Pronchery OPENSSL_clear_free(ctx, sizeof(*ctx));
31*b077aed3SPierre Pronchery }
32*b077aed3SPierre Pronchery
seed_dupctx(void * ctx)33*b077aed3SPierre Pronchery static void *seed_dupctx(void *ctx)
34*b077aed3SPierre Pronchery {
35*b077aed3SPierre Pronchery PROV_SEED_CTX *in = (PROV_SEED_CTX *)ctx;
36*b077aed3SPierre Pronchery PROV_SEED_CTX *ret;
37*b077aed3SPierre Pronchery
38*b077aed3SPierre Pronchery if (!ossl_prov_is_running())
39*b077aed3SPierre Pronchery return NULL;
40*b077aed3SPierre Pronchery
41*b077aed3SPierre Pronchery ret = OPENSSL_malloc(sizeof(*ret));
42*b077aed3SPierre Pronchery if (ret == NULL) {
43*b077aed3SPierre Pronchery ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
44*b077aed3SPierre Pronchery return NULL;
45*b077aed3SPierre Pronchery }
46*b077aed3SPierre Pronchery *ret = *in;
47*b077aed3SPierre Pronchery
48*b077aed3SPierre Pronchery return ret;
49*b077aed3SPierre Pronchery }
50*b077aed3SPierre Pronchery
51*b077aed3SPierre Pronchery /* ossl_seed128ecb_functions */
52*b077aed3SPierre Pronchery IMPLEMENT_generic_cipher(seed, SEED, ecb, ECB, 0, 128, 128, 0, block)
53*b077aed3SPierre Pronchery /* ossl_seed128cbc_functions */
54*b077aed3SPierre Pronchery IMPLEMENT_generic_cipher(seed, SEED, cbc, CBC, 0, 128, 128, 128, block)
55*b077aed3SPierre Pronchery /* ossl_seed128ofb128_functions */
56*b077aed3SPierre Pronchery IMPLEMENT_generic_cipher(seed, SEED, ofb128, OFB, 0, 128, 8, 128, stream)
57*b077aed3SPierre Pronchery /* ossl_seed128cfb128_functions */
58*b077aed3SPierre Pronchery IMPLEMENT_generic_cipher(seed, SEED, cfb128, CFB, 0, 128, 8, 128, stream)
59