qemu/crypto/akcipherpriv.h
zhenwei pi db5ca5fbfa crypto: Introduce akcipher crypto class
Introduce new akcipher crypto class 'QCryptoAkCIpher', which supports
basic asymmetric operations: encrypt, decrypt, sign and verify.

Suggested by Daniel P. Berrangé, also add autoptr cleanup for the new
class. Thanks to Daniel!

Co-developed-by: lei he <helei.sig11@bytedance.com>
Signed-off-by: lei he <helei.sig11@bytedance.com>
Signed-off-by: zhenwei pi <pizhenwei@bytedance.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
2022-05-26 11:41:47 +01:00

55 lines
1.9 KiB
C

/*
* QEMU Crypto asymmetric 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/>.
*
*/
#ifndef QCRYPTO_AKCIPHERPRIV_H
#define QCRYPTO_AKCIPHERPRIV_H
#include "qapi/qapi-types-crypto.h"
typedef struct QCryptoAkCipherDriver QCryptoAkCipherDriver;
struct QCryptoAkCipher {
QCryptoAkCipherAlgorithm alg;
QCryptoAkCipherKeyType type;
int max_plaintext_len;
int max_ciphertext_len;
int max_signature_len;
int max_dgst_len;
QCryptoAkCipherDriver *driver;
};
struct QCryptoAkCipherDriver {
int (*encrypt)(QCryptoAkCipher *akcipher,
const void *in, size_t in_len,
void *out, size_t out_len, Error **errp);
int (*decrypt)(QCryptoAkCipher *akcipher,
const void *out, size_t out_len,
void *in, size_t in_len, Error **errp);
int (*sign)(QCryptoAkCipher *akcipher,
const void *in, size_t in_len,
void *out, size_t out_len, Error **errp);
int (*verify)(QCryptoAkCipher *akcipher,
const void *in, size_t in_len,
const void *in2, size_t in2_len, Error **errp);
void (*free)(QCryptoAkCipher *akcipher);
};
#endif /* QCRYPTO_AKCIPHER_H */