crypto/hmacpriv.h

   1 /*
   2  * QEMU Crypto hmac driver supports
   3  *
   4  * Copyright (c) 2017 HUAWEI TECHNOLOGIES CO., LTD.
   5  *
   6  * Authors:
   7  *    Longpeng(Mike) <longpeng2@huawei.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2 or
  10  * (at your option) any later version.  See the COPYING file in the
  11  * top-level directory.
  12  *
  13  */
  14
  15 #ifndef QCRYPTO_HMACPRIV_H
  16 #define QCRYPTO_HMACPRIV_H
  17
  18 typedef struct QCryptoHmacDriver QCryptoHmacDriver;
  19
  20 struct QCryptoHmacDriver {
  21     int (*hmac_bytesv)(QCryptoHmac *hmac,
  22                        const struct iovec *iov,
  23                        size_t niov,
  24                        uint8_t **result,
  25                        size_t *resultlen,
  26                        Error **errp);
  27
  28     void (*hmac_free)(QCryptoHmac *hmac);
  29 };
  30
  31 extern void *qcrypto_hmac_ctx_new(QCryptoHashAlgorithm alg,
  32                                   const uint8_t *key, size_t nkey,
  33                                   Error **errp);
  34 extern QCryptoHmacDriver qcrypto_hmac_lib_driver;
  35
  36 #ifdef CONFIG_AF_ALG
  37
  38 #include "afalgpriv.h"
  39
  40 extern QCryptoAFAlg *
  41 qcrypto_afalg_hmac_ctx_new(QCryptoHashAlgorithm alg,
  42                            const uint8_t *key, size_t nkey,
  43                            Error **errp);
  44 extern QCryptoHmacDriver qcrypto_hmac_afalg_driver;
  45
  46 #endif
  47
  48 #endif