plugin_auth.h

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#ifndef MYSQL_PLUGIN_AUTH_INCLUDED
/* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */

#define MYSQL_PLUGIN_AUTH_INCLUDED

#include <mysql/plugin.h>

#define MYSQL_AUTHENTICATION_INTERFACE_VERSION 0x0100

#include <mysql/plugin_auth_common.h>

/* defines for MYSQL_SERVER_AUTH_INFO.password_used */

#define PASSWORD_USED_NO         0
#define PASSWORD_USED_YES        1
#define PASSWORD_USED_NO_MENTION 2


typedef struct st_mysql_server_auth_info
{
  char *user_name;

  unsigned int user_name_length;

  const char *auth_string;

  unsigned long auth_string_length;

  char authenticated_as[MYSQL_USERNAME_LENGTH+1]; 


  char external_user[512];

  int  password_used;

  const char *host_or_ip;

  unsigned int host_or_ip_length;

} MYSQL_SERVER_AUTH_INFO;

struct st_mysql_auth
{
  int interface_version;                        
  const char *client_auth_plugin;
  int (*authenticate_user)(MYSQL_PLUGIN_VIO *vio, MYSQL_SERVER_AUTH_INFO *info);
};
#endif