/* * Copyright 2001-2020 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 */ /*- * Fujitsu SPARC64 X support for AES GCM. * This file is included by cipher_aes_gcm_hw.c */ static int t4_aes_gcm_initkey(PROV_GCM_CTX *ctx, const unsigned char *key, size_t keylen) { ctr128_f ctr; PROV_AES_GCM_CTX *actx = (PROV_AES_GCM_CTX *)ctx; AES_KEY *ks = &actx->ks.ks; switch (keylen) { case 16: ctr = (ctr128_f)aes128_t4_ctr32_encrypt; break; case 24: ctr = (ctr128_f)aes192_t4_ctr32_encrypt; break; case 32: ctr = (ctr128_f)aes256_t4_ctr32_encrypt; break; default: return 0; } GCM_HW_SET_KEY_CTR_FN(ks, aes_t4_set_encrypt_key, aes_t4_encrypt, ctr); return 1; } static const PROV_GCM_HW t4_aes_gcm = { t4_aes_gcm_initkey, gcm_setiv, gcm_aad_update, generic_aes_gcm_cipher_update, gcm_cipher_final, gcm_one_shot }; const PROV_GCM_HW *ossl_prov_aes_hw_gcm(size_t keybits) { return SPARC_AES_CAPABLE ? &t4_aes_gcm : &aes_gcm; }