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/**
* @file
* Declaration of viewer for the currently loaded policy.
*
* @author Jeremy A. Mowery jmowery@tresys.com
* @author Jason Tang jtang@tresys.com
*
* Copyright (C) 2003-2007 Tresys Technology, LLC
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef POLICY_VIEW_H
#define POLICY_VIEW_H
#include "toplevel.h"
#include <seaudit/message.h>
typedef struct policy_view policy_view_t;
/**
* Create a new policy view object. This is used to display the
* policy's content and to search for TE rules.
*
* @param top Toplevel object that will control the newly opened
* policy view.
*
* @return An initialized policy view object, or NULL upon error. The
* caller must call policy_view_destroy() upon the returned value.
*/
policy_view_t *policy_view_create(toplevel_t * top);
/**
* Destroy the policy view object. This does nothing if the pointer
* is set to NULL.
*
* @param pv Reference to a policy view object. Afterwards the
* pointer will be set to NULL.
*/
void policy_view_destroy(policy_view_t ** pv);
/**
* (Re)synchronize the policy displayed in the viewer with the one
* actually loaded. If there is no policy loaded then clear the
* viewer's contents.
*
* @param pv Policy view to update.
* @param path Path to the policy, or NULL if no policy is loaded.
*/
void policy_view_update(policy_view_t * pv, apol_policy_path_t * path);
/**
* (Re)open the policy view window to allow the user to search for TE
* rules in the currently opened policy. If message is not NULL then
* set the query's initial parameters to the message's source type,
* target type, and object class.
*
* @param pv Policy view object. Note that a policy must already
* exist and policy_view_update() must be first called.
* @param message If non-NULL, the initial parameters for query.
*/
void policy_view_find_terules(policy_view_t * pv, seaudit_message_t * message);
#endif
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