1  /* ghmac.h - secure data hashing
       2   *
       3   * Copyright (C) 2011  Stef Walter  <stefw@collabora.co.uk>
       4   *
       5   * SPDX-License-Identifier: LGPL-2.1-or-later
       6   *
       7   * This library is free software; you can redistribute it and/or
       8   * modify it under the terms of the GNU Lesser General Public
       9   * License as published by the Free Software Foundation; either
      10   * version 2.1 of the License, or (at your option) any later version.
      11   *
      12   * This library is distributed in the hope that it will be useful,
      13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
      14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      15   * Lesser General Public License for more details.
      16   *
      17   * You should have received a copy of the GNU Lesser General Public License
      18   * along with this library; if not, see <http://www.gnu.org/licenses/>.
      19   */
      20  
      21  #ifndef __G_HMAC_H__
      22  #define __G_HMAC_H__
      23  
      24  #if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
      25  #error "Only <glib.h> can be included directly."
      26  #endif
      27  
      28  #include <glib/gtypes.h>
      29  #include "gchecksum.h"
      30  
      31  G_BEGIN_DECLS
      32  
      33  typedef struct _GHmac       GHmac;
      34  
      35  GLIB_AVAILABLE_IN_2_30
      36  GHmac *               g_hmac_new                    (GChecksumType  digest_type,
      37                                                       const guchar  *key,
      38                                                       gsize          key_len);
      39  GLIB_AVAILABLE_IN_2_30
      40  GHmac *               g_hmac_copy                   (const GHmac   *hmac);
      41  GLIB_AVAILABLE_IN_2_30
      42  GHmac *               g_hmac_ref                    (GHmac         *hmac);
      43  GLIB_AVAILABLE_IN_2_30
      44  void                  g_hmac_unref                  (GHmac         *hmac);
      45  GLIB_AVAILABLE_IN_2_30
      46  void                  g_hmac_update                 (GHmac         *hmac,
      47                                                       const guchar  *data,
      48                                                       gssize         length);
      49  GLIB_AVAILABLE_IN_2_30
      50  const gchar *         g_hmac_get_string             (GHmac         *hmac);
      51  GLIB_AVAILABLE_IN_2_30
      52  void                  g_hmac_get_digest             (GHmac         *hmac,
      53                                                       guint8        *buffer,
      54                                                       gsize         *digest_len);
      55  
      56  GLIB_AVAILABLE_IN_2_30
      57  gchar                *g_compute_hmac_for_data       (GChecksumType  digest_type,
      58                                                       const guchar  *key,
      59                                                       gsize          key_len,
      60                                                       const guchar  *data,
      61                                                       gsize          length);
      62  GLIB_AVAILABLE_IN_2_30
      63  gchar                *g_compute_hmac_for_string     (GChecksumType  digest_type,
      64                                                       const guchar  *key,
      65                                                       gsize          key_len,
      66                                                       const gchar   *str,
      67                                                       gssize         length);
      68  GLIB_AVAILABLE_IN_2_50
      69  gchar               *g_compute_hmac_for_bytes       (GChecksumType  digest_type,
      70                                                       GBytes        *key,
      71                                                       GBytes        *data);
      72  
      73  
      74  G_END_DECLS
      75  
      76  #endif /* __G_CHECKSUM_H__ */