/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* run-passwd.h: this file is part of users-admin, a gnome-system-tools frontend
 * for user administration.
 *
 * Copyright (C) 2010 Milan Bouchet-Valat
 *
 * 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; either version 2 of the
 * License, or (at your option) any later version.
 *
 * 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, see <http://www.gnu.org/licenses/>.
 *
 * Authors: Milan Bouchet-Valat <nalimilan@club.fr>
 */

#pragma once

struct PasswdHandler;

typedef struct PasswdHandler PasswdHandler;

typedef void (*PasswdCallback) (PasswdHandler *passwd_handler, GError *error, const gpointer user_data);

/* Error codes */
typedef enum {
        PASSWD_ERROR_REJECTED,          /* New password is not secure enough */
        PASSWD_ERROR_AUTH_FAILED,       /* Wrong old password, or PAM failure */
        PASSWD_ERROR_REAUTH_FAILED,     /* Password has changed since first authentication */
        PASSWD_ERROR_BACKEND,           /* Backend error */
        PASSWD_ERROR_UNKNOWN            /* General error */
} PasswdError;


PasswdHandler *passwd_init                (void);

void           passwd_destroy             (PasswdHandler *passwd_handler);

void           passwd_authenticate        (PasswdHandler *passwd_handler,
                                           const char    *current_password,
                                           PasswdCallback cb,
                                           gpointer       user_data);

gboolean       passwd_change_password     (PasswdHandler *passwd_handler,
                                           const char    *new_password,
                                           PasswdCallback cb,
                                           const gpointer user_data);