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/*
* QEMU Crypto akcipher algorithms
*
* Copyright (c) 2022 Bytedance
* Author: zhenwei pi <pizhenwei@bytedance.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
*/
#include "qemu/osdep.h"
#include "crypto/akcipher.h"
#include "akcipherpriv.h"
#if defined(CONFIG_GCRYPT)
#include "akcipher-gcrypt.c.inc"
#elif defined(CONFIG_NETTLE) && defined(CONFIG_HOGWEED)
#include "akcipher-nettle.c.inc"
#else
QCryptoAkCipher *qcrypto_akcipher_new(const QCryptoAkCipherOptions *opts,
QCryptoAkCipherKeyType type,
const uint8_t *key, size_t keylen,
Error **errp)
{
QCryptoAkCipher *akcipher = NULL;
return akcipher;
}
bool qcrypto_akcipher_supports(QCryptoAkCipherOptions *opts)
{
return false;
}
#endif
int qcrypto_akcipher_encrypt(QCryptoAkCipher *akcipher,
const void *in, size_t in_len,
void *out, size_t out_len, Error **errp)
{
const QCryptoAkCipherDriver *drv = akcipher->driver;
return drv->encrypt(akcipher, in, in_len, out, out_len, errp);
}
int qcrypto_akcipher_decrypt(QCryptoAkCipher *akcipher,
const void *in, size_t in_len,
void *out, size_t out_len, Error **errp)
{
const QCryptoAkCipherDriver *drv = akcipher->driver;
return drv->decrypt(akcipher, in, in_len, out, out_len, errp);
}
int qcrypto_akcipher_sign(QCryptoAkCipher *akcipher,
const void *in, size_t in_len,
void *out, size_t out_len, Error **errp)
{
const QCryptoAkCipherDriver *drv = akcipher->driver;
return drv->sign(akcipher, in, in_len, out, out_len, errp);
}
int qcrypto_akcipher_verify(QCryptoAkCipher *akcipher,
const void *in, size_t in_len,
const void *in2, size_t in2_len, Error **errp)
{
const QCryptoAkCipherDriver *drv = akcipher->driver;
return drv->verify(akcipher, in, in_len, in2, in2_len, errp);
}
int qcrypto_akcipher_max_plaintext_len(QCryptoAkCipher *akcipher)
{
return akcipher->max_plaintext_len;
}
int qcrypto_akcipher_max_ciphertext_len(QCryptoAkCipher *akcipher)
{
return akcipher->max_ciphertext_len;
}
int qcrypto_akcipher_max_signature_len(QCryptoAkCipher *akcipher)
{
return akcipher->max_signature_len;
}
int qcrypto_akcipher_max_dgst_len(QCryptoAkCipher *akcipher)
{
return akcipher->max_dgst_len;
}
void qcrypto_akcipher_free(QCryptoAkCipher *akcipher)
{
const QCryptoAkCipherDriver *drv = akcipher->driver;
drv->free(akcipher);
}
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