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/*
* 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 camellia modes.
* This file is included by cipher_camellia_hw.c
*/
static int cipher_hw_camellia_t4_initkey(PROV_CIPHER_CTX *dat,
const unsigned char *key,
size_t keylen)
{
int ret = 0, bits, mode = dat->mode;
PROV_CAMELLIA_CTX *adat = (PROV_CAMELLIA_CTX *)dat;
CAMELLIA_KEY *ks = &adat->ks.ks;
dat->ks = ks;
bits = keylen * 8;
cmll_t4_set_key(key, bits, ks);
if (dat->enc || (mode != EVP_CIPH_ECB_MODE && mode != EVP_CIPH_CBC_MODE)) {
dat->block = (block128_f) cmll_t4_encrypt;
switch (bits) {
case 128:
if (mode == EVP_CIPH_CBC_MODE)
dat->stream.cbc = (cbc128_f) cmll128_t4_cbc_encrypt;
else if (mode == EVP_CIPH_CTR_MODE)
dat->stream.ctr = (ctr128_f) cmll128_t4_ctr32_encrypt;
else
dat->stream.cbc = NULL;
break;
case 192:
case 256:
if (mode == EVP_CIPH_CBC_MODE)
dat->stream.cbc = (cbc128_f) cmll256_t4_cbc_encrypt;
else if (mode == EVP_CIPH_CTR_MODE)
dat->stream.ctr = (ctr128_f) cmll256_t4_ctr32_encrypt;
else
dat->stream.cbc = NULL;
break;
default:
ret = -1;
break;
}
} else {
dat->block = (block128_f) cmll_t4_decrypt;
switch (bits) {
case 128:
dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
(cbc128_f) cmll128_t4_cbc_decrypt : NULL;
break;
case 192:
case 256:
dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
(cbc128_f) cmll256_t4_cbc_decrypt : NULL;
break;
default:
ret = -1;
break;
}
}
if (ret < 0) {
ERR_raise(ERR_LIB_PROV, EVP_R_CAMELLIA_KEY_SETUP_FAILED);
return 0;
}
return 1;
}
#define PROV_CIPHER_HW_declare(mode) \
static const PROV_CIPHER_HW t4_camellia_##mode = { \
cipher_hw_camellia_t4_initkey, \
ossl_cipher_hw_generic_##mode, \
cipher_hw_camellia_copyctx \
};
#define PROV_CIPHER_HW_select(mode) \
if (SPARC_CMLL_CAPABLE) \
return &t4_camellia_##mode;
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