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c72fa2554f
Use of the low level AES functions has been informally discouraged for a long time. We now formally deprecate them. Applications should instead use the EVP APIs, e.g. EVP_EncryptInit_ex, EVP_EncryptUpdate, EVP_EncryptFinal_ex, and the equivalently named decrypt functions. Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org> (Merged from https://github.com/openssl/openssl/pull/10580)
88 lines
3.1 KiB
C
88 lines
3.1 KiB
C
/*
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* Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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/*
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* AES low level APIs are deprecated for public use, but still ok for internal
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* use where we're using them to implement the higher level EVP interface, as is
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* the case here.
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*/
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#include "internal/deprecated.h"
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/* Dispatch functions for AES cipher modes ecb, cbc, ofb, cfb, ctr */
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#include "cipher_aes.h"
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#include "prov/implementations.h"
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static OSSL_OP_cipher_freectx_fn aes_freectx;
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static OSSL_OP_cipher_dupctx_fn aes_dupctx;
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static void aes_freectx(void *vctx)
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{
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PROV_AES_CTX *ctx = (PROV_AES_CTX *)vctx;
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OPENSSL_clear_free(ctx, sizeof(*ctx));
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}
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static void *aes_dupctx(void *ctx)
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{
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PROV_AES_CTX *in = (PROV_AES_CTX *)ctx;
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PROV_AES_CTX *ret = OPENSSL_malloc(sizeof(*ret));
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if (ret == NULL) {
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ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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in->base.hw->copyctx(&ret->base, &in->base);
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return ret;
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}
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/* aes256ecb_functions */
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IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 256, 128, 0, block)
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/* aes192ecb_functions */
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IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 192, 128, 0, block)
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/* aes128ecb_functions */
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IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 128, 128, 0, block)
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/* aes256cbc_functions */
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IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 256, 128, 128, block)
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/* aes192cbc_functions */
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IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 192, 128, 128, block)
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/* aes128cbc_functions */
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IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 128, 128, 128, block)
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/* aes256ofb_functions */
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IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 256, 8, 128, stream)
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/* aes192ofb_functions */
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IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 192, 8, 128, stream)
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/* aes128ofb_functions */
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IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 128, 8, 128, stream)
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/* aes256cfb_functions */
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IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 256, 8, 128, stream)
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/* aes192cfb_functions */
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IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 192, 8, 128, stream)
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/* aes128cfb_functions */
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IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 128, 8, 128, stream)
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/* aes256cfb1_functions */
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IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 256, 8, 128, stream)
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/* aes192cfb1_functions */
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IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 192, 8, 128, stream)
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/* aes128cfb1_functions */
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IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 128, 8, 128, stream)
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/* aes256cfb8_functions */
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IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 256, 8, 128, stream)
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/* aes192cfb8_functions */
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IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 192, 8, 128, stream)
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/* aes128cfb8_functions */
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IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 128, 8, 128, stream)
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/* aes256ctr_functions */
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IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 256, 8, 128, stream)
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/* aes192ctr_functions */
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IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 192, 8, 128, stream)
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/* aes128ctr_functions */
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IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 128, 8, 128, stream)
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