1/*
2 * Copyright 2019 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/* Dispatch functions for AES cipher modes ecb, cbc, ofb, cfb, ctr */
11
12#include "cipher_aes.h"
13#include "prov/implementations.h"
14
15static OSSL_OP_cipher_freectx_fn aes_freectx;
16static OSSL_OP_cipher_dupctx_fn aes_dupctx;
17
18static void aes_freectx(void *vctx)
19{
20 PROV_AES_CTX *ctx = (PROV_AES_CTX *)vctx;
21
22 OPENSSL_clear_free(ctx, sizeof(*ctx));
23}
24
25static void *aes_dupctx(void *ctx)
26{
27 PROV_AES_CTX *in = (PROV_AES_CTX *)ctx;
28 PROV_AES_CTX *ret = OPENSSL_malloc(sizeof(*ret));
29
30 if (ret == NULL) {
31 ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
32 return NULL;
33 }
34 in->base.hw->copyctx(&ret->base, &in->base);
35
36 return ret;
37}
38
39/* aes256ecb_functions */
40IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 256, 128, 0, block)
41/* aes192ecb_functions */
42IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 192, 128, 0, block)
43/* aes128ecb_functions */
44IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 128, 128, 0, block)
45/* aes256cbc_functions */
46IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 256, 128, 128, block)
47/* aes192cbc_functions */
48IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 192, 128, 128, block)
49/* aes128cbc_functions */
50IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 128, 128, 128, block)
51/* aes256ofb_functions */
52IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 256, 8, 128, stream)
53/* aes192ofb_functions */
54IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 192, 8, 128, stream)
55/* aes128ofb_functions */
56IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 128, 8, 128, stream)
57/* aes256cfb_functions */
58IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 256, 8, 128, stream)
59/* aes192cfb_functions */
60IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 192, 8, 128, stream)
61/* aes128cfb_functions */
62IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 128, 8, 128, stream)
63/* aes256cfb1_functions */
64IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 256, 8, 128, stream)
65/* aes192cfb1_functions */
66IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 192, 8, 128, stream)
67/* aes128cfb1_functions */
68IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 128, 8, 128, stream)
69/* aes256cfb8_functions */
70IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 256, 8, 128, stream)
71/* aes192cfb8_functions */
72IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 192, 8, 128, stream)
73/* aes128cfb8_functions */
74IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 128, 8, 128, stream)
75/* aes256ctr_functions */
76IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 256, 8, 128, stream)
77/* aes192ctr_functions */
78IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 192, 8, 128, stream)
79/* aes128ctr_functions */
80IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 128, 8, 128, stream)
81