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/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 1999 - 2006, Digium, Inc.
*
* Mark Spencer <markster@digium.com>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*! \file
* \brief Access Control of various sorts
*/
#ifndef _ASTERISK_ACL_H
#define _ASTERISK_ACL_H
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
#include "asterisk/network.h"
#include "asterisk/io.h"
#define AST_SENSE_DENY 0
#define AST_SENSE_ALLOW 1
/* Host based access control */
/*! \brief internal representation of acl entries
* In principle user applications would have no need for this,
* but there is sometimes a need to extract individual items,
* e.g. to print them, and rather than defining iterators to
* navigate the list, and an externally visible 'struct ast_ha_entry',
* at least in the short term it is more convenient to make the whole
* thing public and let users play with them.
*/
struct ast_ha {
/* Host access rule */
struct in_addr netaddr;
struct in_addr netmask;
int sense;
struct ast_ha *next;
};
/*! \brief Free host access list */
void ast_free_ha(struct ast_ha *ha);
/*! \brief Copy ha structure */
void ast_copy_ha(const struct ast_ha *from, struct ast_ha *to);
/*! \brief Append ACL entry to host access list. */
struct ast_ha *ast_append_ha(const char *sense, const char *stuff, struct ast_ha *path, int *error);
/*! \brief Check IP address with host access list */
int ast_apply_ha(struct ast_ha *ha, struct sockaddr_in *sin);
/*! \brief Copy host access list */
struct ast_ha *ast_duplicate_ha_list(struct ast_ha *original);
int ast_get_ip(struct sockaddr_in *sin, const char *value);
int ast_get_ip_or_srv(struct sockaddr_in *sin, const char *value, const char *service);
int ast_ouraddrfor(struct in_addr *them, struct in_addr *us);
int ast_find_ourip(struct in_addr *ourip, struct sockaddr_in bindaddr);
int ast_str2cos(const char *value, unsigned int *cos);
int ast_str2tos(const char *value, unsigned int *tos);
const char *ast_tos2str(unsigned int tos);
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
#endif /* _ASTERISK_ACL_H */
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