include/crypto/secret_common.h

   1 /*
   2  * QEMU crypto secret support
   3  *
   4  * Copyright (c) 2015 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 2.1 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_SECRET_COMMON_H
  22 #define QCRYPTO_SECRET_COMMON_H
  23
  24 #include "qapi/qapi-types-crypto.h"
  25 #include "qom/object.h"
  26
  27 #define TYPE_QCRYPTO_SECRET_COMMON "secret_common"
  28 #define QCRYPTO_SECRET_COMMON(obj) \
  29     OBJECT_CHECK(QCryptoSecretCommon, (obj), TYPE_QCRYPTO_SECRET_COMMON)
  30 #define QCRYPTO_SECRET_COMMON_CLASS(class) \
  31     OBJECT_CLASS_CHECK(QCryptoSecretCommonClass, \
  32                        (class), TYPE_QCRYPTO_SECRET_COMMON)
  33 #define QCRYPTO_SECRET_COMMON_GET_CLASS(obj) \
  34     OBJECT_GET_CLASS(QCryptoSecretCommonClass, \
  35                      (obj), TYPE_QCRYPTO_SECRET_COMMON)
  36
  37 typedef struct QCryptoSecretCommon QCryptoSecretCommon;
  38 typedef struct QCryptoSecretCommonClass QCryptoSecretCommonClass;
  39
  40 struct QCryptoSecretCommon {
  41     Object parent_obj;
  42     uint8_t *rawdata;
  43     size_t rawlen;
  44     QCryptoSecretFormat format;
  45     char *keyid;
  46     char *iv;
  47 };
  48
  49
  50 struct QCryptoSecretCommonClass {
  51     ObjectClass parent_class;
  52     void (*load_data)(QCryptoSecretCommon *secret,
  53                       uint8_t **output,
  54                       size_t *outputlen,
  55                       Error **errp);
  56 };
  57
  58
  59 extern int qcrypto_secret_lookup(const char *secretid,
  60                                  uint8_t **data,
  61                                  size_t *datalen,
  62                                  Error **errp);
  63 extern char *qcrypto_secret_lookup_as_utf8(const char *secretid,
  64                                            Error **errp);
  65 extern char *qcrypto_secret_lookup_as_base64(const char *secretid,
  66                                              Error **errp);
  67
  68 #endif /* QCRYPTO_SECRET_COMMON_H */