/src/openssl34/providers/implementations/ciphers/cipher_aes.c

Source
/*
 * Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the Apache License 2.0 (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

/*
 * AES low level APIs are deprecated for public use, but still ok for internal
 * use where we're using them to implement the higher level EVP interface, as is
 * the case here.
 */
#include "internal/deprecated.h"

/* Dispatch functions for AES cipher modes ecb, cbc, ofb, cfb, ctr */

#include "cipher_aes.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"

static OSSL_FUNC_cipher_freectx_fn aes_freectx;
static OSSL_FUNC_cipher_dupctx_fn aes_dupctx;

static void aes_freectx(void *vctx)
{
    PROV_AES_CTX *ctx = (PROV_AES_CTX *)vctx;

    ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
    OPENSSL_clear_free(ctx,  sizeof(*ctx));
}

static void *aes_dupctx(void *ctx)
{
    PROV_AES_CTX *in = (PROV_AES_CTX *)ctx;
    PROV_AES_CTX *ret;

    if (!ossl_prov_is_running())
        return NULL;

    ret = OPENSSL_malloc(sizeof(*ret));
    if (ret == NULL)
        return NULL;
    in->base.hw->copyctx(&ret->base, &in->base);

    return ret;
}

/* ossl_aes256ecb_functions */
IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 256, 128, 0, block)
/* ossl_aes192ecb_functions */
IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 192, 128, 0, block)
/* ossl_aes128ecb_functions */
IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 128, 128, 0, block)
/* ossl_aes256cbc_functions */
IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 256, 128, 128, block)
/* ossl_aes192cbc_functions */
IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 192, 128, 128, block)
/* ossl_aes128cbc_functions */
IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 128, 128, 128, block)
/* ossl_aes256ofb_functions */
IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 256, 8, 128, stream)
/* ossl_aes192ofb_functions */
IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 192, 8, 128, stream)
/* ossl_aes128ofb_functions */
IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 128, 8, 128, stream)
/* ossl_aes256cfb_functions */
IMPLEMENT_generic_cipher(aes, AES, cfb,  CFB, 0, 256, 8, 128, stream)
/* ossl_aes192cfb_functions */
IMPLEMENT_generic_cipher(aes, AES, cfb,  CFB, 0, 192, 8, 128, stream)
/* ossl_aes128cfb_functions */
IMPLEMENT_generic_cipher(aes, AES, cfb,  CFB, 0, 128, 8, 128, stream)
/* ossl_aes256cfb1_functions */
IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 256, 8, 128, stream)
/* ossl_aes192cfb1_functions */
IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 192, 8, 128, stream)
/* ossl_aes128cfb1_functions */
IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 128, 8, 128, stream)
/* ossl_aes256cfb8_functions */
IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 256, 8, 128, stream)
/* ossl_aes192cfb8_functions */
IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 192, 8, 128, stream)
/* ossl_aes128cfb8_functions */
IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 128, 8, 128, stream)
/* ossl_aes256ctr_functions */
IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 256, 8, 128, stream)
/* ossl_aes192ctr_functions */
IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 192, 8, 128, stream)
/* ossl_aes128ctr_functions */
IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 128, 8, 128, stream)

#include "cipher_aes_cts.inc"

Line	Count	Source
1		/*
2		* Copyright 2019-2020 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		/*
11		* AES low level APIs are deprecated for public use, but still ok for internal
12		* use where we're using them to implement the higher level EVP interface, as is
13		* the case here.
14		*/
15		#include "internal/deprecated.h"
16
17		/* Dispatch functions for AES cipher modes ecb, cbc, ofb, cfb, ctr */
18
19		#include "cipher_aes.h"
20		#include "prov/implementations.h"
21		#include "prov/providercommon.h"
22
23		static OSSL_FUNC_cipher_freectx_fn aes_freectx;
24		static OSSL_FUNC_cipher_dupctx_fn aes_dupctx;
25
26		static void aes_freectx(void *vctx)
27	218k	{
28	218k	PROV_AES_CTX ctx = (PROV_AES_CTX )vctx;
29
30	218k	ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
31	218k	OPENSSL_clear_free(ctx, sizeof(*ctx));
32	218k	}
33
34		static void aes_dupctx(void ctx)
35	32	{
36	32	PROV_AES_CTX in = (PROV_AES_CTX )ctx;
37	32	PROV_AES_CTX *ret;
38
39	32	if (!ossl_prov_is_running())
40	0	return NULL;
41
42	32	ret = OPENSSL_malloc(sizeof(*ret));
43	32	if (ret == NULL)
44	0	return NULL;
45	32	in->base.hw->copyctx(&ret->base, &in->base);
46
47	32	return ret;
48	32	}
49
50		/* ossl_aes256ecb_functions */
51	132k	IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 256, 128, 0, block)
52	132k	/* ossl_aes192ecb_functions */
53	132k	IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 192, 128, 0, block)
54	4	/* ossl_aes128ecb_functions */
55	297k	IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 128, 128, 0, block)
56	297k	/* ossl_aes256cbc_functions */
57	297k	IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 256, 128, 128, block)
58	5.70k	/* ossl_aes192cbc_functions */
59	5.70k	IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 192, 128, 128, block)
60	22	/* ossl_aes128cbc_functions */
61	684	IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 128, 128, 128, block)
62	684	/* ossl_aes256ofb_functions */
63	684	IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 256, 8, 128, stream)
64	132	/* ossl_aes192ofb_functions */
65	132	IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 192, 8, 128, stream)
66	4	/* ossl_aes128ofb_functions */
67	4	IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 128, 8, 128, stream)
68	4	/* ossl_aes256cfb_functions */
69	132	IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 256, 8, 128, stream)
70	132	/* ossl_aes192cfb_functions */
71	132	IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 192, 8, 128, stream)
72	4	/* ossl_aes128cfb_functions */
73	4	IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 128, 8, 128, stream)
74	4	/* ossl_aes256cfb1_functions */
75	132	IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 256, 8, 128, stream)
76	132	/* ossl_aes192cfb1_functions */
77	132	IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 192, 8, 128, stream)
78	4	/* ossl_aes128cfb1_functions */
79	4	IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 128, 8, 128, stream)
80	4	/* ossl_aes256cfb8_functions */
81	132	IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 256, 8, 128, stream)
82	132	/* ossl_aes192cfb8_functions */
83	132	IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 192, 8, 128, stream)
84	4	/* ossl_aes128cfb8_functions */
85	4	IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 128, 8, 128, stream)
86	4	/* ossl_aes256ctr_functions */
87	132	IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 256, 8, 128, stream)
88	132	/* ossl_aes192ctr_functions */
89	132	IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 192, 8, 128, stream)
90	4	/* ossl_aes128ctr_functions */
91		IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 128, 8, 128, stream)
92
93		#include "cipher_aes_cts.inc"

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Created: 2025-11-16 06:40