/* Author: Joshua Brindle <jbrindle@tresys.com>

 *         Jason Tang     <jtang@tresys.com>

 *         Caleb Case     <ccase@tresys.com>

 *

 * Copyright (C) 2005,2009 Tresys Technology, LLC

 *

 *  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 2.1 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

#ifndef _SEMANAGE_INTERNAL_MODULES_H_

#define _SEMANAGE_INTERNAL_MODULES_H_

#include <stdint.h>

#include "module_internal.h"

int semanage_module_install_pp(semanage_handle_t * sh,

			    char *module_data, size_t data_len);

int semanage_module_install_hll(semanage_handle_t * sh,

			    char *module_data, size_t data_len, const char *name, const char *ext_lang);

int semanage_module_upgrade(semanage_handle_t * sh,

			    char *module_data, size_t data_len);

int semanage_module_upgrade_file(semanage_handle_t * sh,

				 const char *module_name);

int semanage_module_install_base(semanage_handle_t * sh,

				 char *module_data, size_t data_len);

int semanage_module_install_base_file(semanage_handle_t * sh,

				 const char *module_name);

/* Module Info */

struct semanage_module_info {

	uint16_t priority;	/* key, module priority */

	char *name;		/* key, module name */

	char *lang_ext;		/* module source language extension */

	int enabled;		/* module enabled/disabled status */

};

/* Initializes a pre-allocated module info struct.

 *

 * Returns 0 on success and -1 on error.

 */

int semanage_module_info_init(semanage_handle_t *sh,

			      semanage_module_info_t *modinfo);

/* Clones module info @source's members into module info @target.

 *

 * Returns 0 on success and -1 on error.

 */

int semanage_module_info_clone(semanage_handle_t *sh,

			       const semanage_module_info_t *source,

			       semanage_module_info_t *target);

/* Convert a cstring to a priority.

 *

 * Returns 0 on success and -1 on error.

 */

int semanage_string_to_priority(const char *str, uint16_t *priority);

int semanage_module_info_validate(const semanage_module_info_t *modinfo);

int semanage_module_validate_priority(uint16_t priority);

int semanage_module_validate_name(const char *name);

int semanage_module_validate_enabled(int enabled);

int semanage_module_validate_lang_ext(const char *ext);

int semanage_module_validate_version(const char *version);

/* Module Key */

struct semanage_module_key {

	uint16_t priority;	/* module priority */

	char *name;		/* module name */

};

/* Initializes a pre-allocated module key struct.

 *

 * Returns 0 on success, and -1 on error.

 */

int semanage_module_key_init(semanage_handle_t *sh,

			     semanage_module_key_t *modkey);

/* Module Paths */

enum semanage_module_path_type {

	SEMANAGE_MODULE_PATH_PRIORITY,

	SEMANAGE_MODULE_PATH_NAME,

	SEMANAGE_MODULE_PATH_HLL,

	SEMANAGE_MODULE_PATH_CIL,

	SEMANAGE_MODULE_PATH_LANG_EXT,

	SEMANAGE_MODULE_PATH_DISABLED,

};

/* Get the module path for the given path @type.

 *

 * Returns 0 on success and -1 on error.

 */

int semanage_module_get_path(semanage_handle_t *sh,

			     const semanage_module_info_t *module,

			     enum semanage_module_path_type type,

			     char *path,

			     size_t len);

#endif