openssl/providers/implementations/ciphers/cipher_aes_gcm_hw_aesni.inc
Richard Levitte 604e884bb8 Providers: move all ciphers
From providers/{common,default}/ to providers/implementations/

Except for common code, which remains in providers/common/ciphers/.
However, we do move providers/common/include/internal/ciphers/*.h
to providers/common/include/prov/, and adjust all source including
any of those header files.

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/10088)
2019-10-10 14:12:15 +02:00

39 lines
1.0 KiB
C++

/*
* Copyright 2001-2019 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-NI support for AES GCM.
* This file is included by cipher_gcm_hw.c
*/
static int aesni_gcm_initkey(PROV_GCM_CTX *ctx, const unsigned char *key,
size_t keylen)
{
PROV_AES_GCM_CTX *actx = (PROV_AES_GCM_CTX *)ctx;
AES_KEY *ks = &actx->ks.ks;
GCM_HW_SET_KEY_CTR_FN(ks, aesni_set_encrypt_key, aesni_encrypt,
aesni_ctr32_encrypt_blocks);
return 1;
}
static const PROV_GCM_HW aesni_gcm = {
aesni_gcm_initkey,
gcm_setiv,
gcm_aad_update,
gcm_cipher_update,
gcm_cipher_final,
gcm_one_shot
};
const PROV_GCM_HW *PROV_AES_HW_gcm(size_t keybits)
{
return AESNI_CAPABLE ? &aesni_gcm : &aes_gcm;
}