text: /* GDBus - GLib D-Bus Library
   *
   * Copyright (C) 2008-2010 Red Hat, Inc.
   *
   * 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 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, write to the
   * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
   * Boston, MA 02111-1307, USA.
   *
   * Author: David Zeuthen <davidz@redhat.com>
   */
  
  #if !defined (GIO_COMPILATION)
  #error "gdbusauthmechanism.h is a private header file."
  #endif
  
  #ifndef __G_DBUS_AUTH_MECHANISM_H__
  #define __G_DBUS_AUTH_MECHANISM_H__
  
  #include <gio/giotypes.h>
  
  G_BEGIN_DECLS
  
  #define G_TYPE_DBUS_AUTH_MECHANISM         (_g_dbus_auth_mechanism_get_type ())
  #define G_DBUS_AUTH_MECHANISM(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_DBUS_AUTH_MECHANISM, GDBusAuthMechanism))
  #define G_DBUS_AUTH_MECHANISM_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST((k), G_TYPE_DBUS_AUTH_MECHANISM, GDBusAuthMechanismClass))
  #define G_DBUS_AUTH_MECHANISM_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_TYPE_DBUS_AUTH_MECHANISM, GDBusAuthMechanismClass))
  #define G_IS_DBUS_AUTH_MECHANISM(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_DBUS_AUTH_MECHANISM))
  #define G_IS_DBUS_AUTH_MECHANISM_CLASS(k)  (G_TYPE_CHECK_CLASS_TYPE ((k), G_TYPE_DBUS_AUTH_MECHANISM))
  
  typedef struct _GDBusAuthMechanism        GDBusAuthMechanism;
  typedef struct _GDBusAuthMechanismClass   GDBusAuthMechanismClass;
  typedef struct _GDBusAuthMechanismPrivate GDBusAuthMechanismPrivate;
  
  typedef enum {
    G_DBUS_AUTH_MECHANISM_STATE_INVALID,
    G_DBUS_AUTH_MECHANISM_STATE_WAITING_FOR_DATA,
    G_DBUS_AUTH_MECHANISM_STATE_HAVE_DATA_TO_SEND,
    G_DBUS_AUTH_MECHANISM_STATE_REJECTED,
    G_DBUS_AUTH_MECHANISM_STATE_ACCEPTED,
  } GDBusAuthMechanismState;
  
  struct _GDBusAuthMechanismClass
  {
    /*< private >*/
    GObjectClass parent_class;
  
    /*< public >*/
  
    /* VTable */
  
    /* TODO: server_initiate and client_initiate probably needs to have a
     * GCredentials parameter...
     */
  
    gint                      (*get_priority)             (void);
    const gchar              *(*get_name)                 (void);
  
    /* functions shared by server/client */
    gboolean                  (*is_supported)             (GDBusAuthMechanism   *mechanism);
    gchar                    *(*encode_data)              (GDBusAuthMechanism   *mechanism,
                                                           const gchar          *data,
                                                           gsize                 data_len,
                                                           gsize                *out_data_len);
    gchar                    *(*decode_data)              (GDBusAuthMechanism   *mechanism,
                                                           const gchar          *data,
                                                           gsize                 data_len,
                                                           gsize                *out_data_len);
  
    /* functions for server-side authentication */
    GDBusAuthMechanismState   (*server_get_state)         (GDBusAuthMechanism   *mechanism);
    void                      (*server_initiate)          (GDBusAuthMechanism   *mechanism,
                                                           const gchar          *initial_response,
                                                           gsize                 initial_response_len);
    void                      (*server_data_receive)      (GDBusAuthMechanism   *mechanism,
                                                           const gchar          *data,
                                                           gsize                 data_len);
    gchar                    *(*server_data_send)         (GDBusAuthMechanism   *mechanism,
                                                           gsize                *out_data_len);
    gchar                    *(*server_get_reject_reason) (GDBusAuthMechanism   *mechanism);
    void                      (*server_shutdown)          (GDBusAuthMechanism   *mechanism);
  
    /* functions for client-side authentication */
    GDBusAuthMechanismState   (*client_get_state)         (GDBusAuthMechanism   *mechanism);
    gchar                    *(*client_initiate)          (GDBusAuthMechanism   *mechanism,
                                                           gsize                *out_initial_response_len);
    void                      (*client_data_receive)      (GDBusAuthMechanism   *mechanism,
                                                           const gchar          *data,
                                                           gsize                 data_len);
    gchar                    *(*client_data_send)         (GDBusAuthMechanism   *mechanism,
                                                           gsize                *out_data_len);
    void                      (*client_shutdown)          (GDBusAuthMechanism   *mechanism);
  };
  
  struct _GDBusAuthMechanism
  {
    GObject parent_instance;
    GDBusAuthMechanismPrivate *priv;
  };
  
  GType                     _g_dbus_auth_mechanism_get_type                 (void) G_GNUC_CONST;
  
  gint                      _g_dbus_auth_mechanism_get_priority             (GType                 mechanism_type);
  const gchar              *_g_dbus_auth_mechanism_get_name                 (GType                 mechanism_type);
  
  GIOStream                *_g_dbus_auth_mechanism_get_stream               (GDBusAuthMechanism   *mechanism);
  GCredentials             *_g_dbus_auth_mechanism_get_credentials          (GDBusAuthMechanism   *mechanism);
  
  gboolean                  _g_dbus_auth_mechanism_is_supported             (GDBusAuthMechanism   *mechanism);
  gchar                    *_g_dbus_auth_mechanism_encode_data              (GDBusAuthMechanism   *mechanism,
                                                                             const gchar          *data,
                                                                             gsize                 data_len,
                                                                             gsize                *out_data_len);
  gchar                    *_g_dbus_auth_mechanism_decode_data              (GDBusAuthMechanism   *mechanism,
                                                                             const gchar          *data,
                                                                             gsize                 data_len,
                                                                             gsize                *out_data_len);
  
  GDBusAuthMechanismState   _g_dbus_auth_mechanism_server_get_state         (GDBusAuthMechanism   *mechanism);
  void                      _g_dbus_auth_mechanism_server_initiate          (GDBusAuthMechanism   *mechanism,
                                                                             const gchar          *initial_response,
                                                                             gsize                 initial_response_len);
  void                      _g_dbus_auth_mechanism_server_data_receive      (GDBusAuthMechanism   *mechanism,
                                                                             const gchar          *data,
                                                                             gsize                 data_len);
  gchar                    *_g_dbus_auth_mechanism_server_data_send         (GDBusAuthMechanism   *mechanism,
                                                                             gsize                *out_data_len);
  gchar                    *_g_dbus_auth_mechanism_server_get_reject_reason (GDBusAuthMechanism   *mechanism);
  void                      _g_dbus_auth_mechanism_server_shutdown          (GDBusAuthMechanism   *mechanism);
  
  GDBusAuthMechanismState   _g_dbus_auth_mechanism_client_get_state         (GDBusAuthMechanism   *mechanism);
  gchar                    *_g_dbus_auth_mechanism_client_initiate          (GDBusAuthMechanism   *mechanism,
                                                                             gsize                *out_initial_response_len);
  void                      _g_dbus_auth_mechanism_client_data_receive      (GDBusAuthMechanism   *mechanism,
                                                                             const gchar          *data,
                                                                             gsize                 data_len);
  gchar                    *_g_dbus_auth_mechanism_client_data_send         (GDBusAuthMechanism   *mechanism,
                                                                            gsize                *out_data_len);
  void                      _g_dbus_auth_mechanism_client_shutdown          (GDBusAuthMechanism   *mechanism);
  
  
  G_END_DECLS
  
  #endif /* __G_DBUS_AUTH_MECHANISM_H__ */
  