diff options
Diffstat (limited to 'providers/default/ciphers/cipher_aria_gcm_hw.c')
-rw-r--r-- | providers/default/ciphers/cipher_aria_gcm_hw.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/providers/default/ciphers/cipher_aria_gcm_hw.c b/providers/default/ciphers/cipher_aria_gcm_hw.c new file mode 100644 index 0000000000..ed1e1851dc --- /dev/null +++ b/providers/default/ciphers/cipher_aria_gcm_hw.c @@ -0,0 +1,50 @@ +/* + * Copyright 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 + */ + +/*- + * Generic support for ARIA GCM. + */ + +#include "cipher_aria_gcm.h" + +static int aria_gcm_initkey(PROV_GCM_CTX *ctx, const unsigned char *key, + size_t keylen) +{ + PROV_ARIA_GCM_CTX *actx = (PROV_ARIA_GCM_CTX *)ctx; + ARIA_KEY *ks = &actx->ks.ks; + + GCM_HW_SET_KEY_CTR_FN(ks, aria_set_encrypt_key, aria_encrypt, NULL); + return 1; +} + +static int aria_cipher_update(PROV_GCM_CTX *ctx, const unsigned char *in, + size_t len, unsigned char *out) +{ + if (ctx->enc) { + if (CRYPTO_gcm128_encrypt(&ctx->gcm, in, out, len)) + return 0; + } else { + if (CRYPTO_gcm128_decrypt(&ctx->gcm, in, out, len)) + return 0; + } + return 1; +} + +static const PROV_GCM_HW aria_gcm = { + aria_gcm_initkey, + gcm_setiv, + gcm_aad_update, + aria_cipher_update, + gcm_cipher_final, + gcm_one_shot +}; +const PROV_GCM_HW *PROV_ARIA_HW_gcm(size_t keybits) +{ + return &aria_gcm; +} |