1 /* 2 * QEMU Crypto block IV generator 3 * 4 * Copyright (c) 2015-2016 Red Hat, Inc. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, see <http://www.gnu.org/licenses/>. 18 * 19 */ 20 21 #ifndef QCRYPTO_IVGEN_PRIV_H__ 22 #define QCRYPTO_IVGEN_PRIV_H__ 23 24 #include "crypto/ivgen.h" 25 26 typedef struct QCryptoIVGenDriver QCryptoIVGenDriver; 27 28 struct QCryptoIVGenDriver { 29 int (*init)(QCryptoIVGen *ivgen, 30 const uint8_t *key, size_t nkey, 31 Error **errp); 32 int (*calculate)(QCryptoIVGen *ivgen, 33 uint64_t sector, 34 uint8_t *iv, size_t niv, 35 Error **errp); 36 void (*cleanup)(QCryptoIVGen *ivgen); 37 }; 38 39 struct QCryptoIVGen { 40 QCryptoIVGenDriver *driver; 41 void *private; 42 43 QCryptoIVGenAlgorithm algorithm; 44 QCryptoCipherAlgorithm cipher; 45 QCryptoHashAlgorithm hash; 46 }; 47 48 49 #endif /* QCRYPTO_IVGEN_PRIV_H__ */ 50