miniupnp/miniupnpd/upnpredirect.h

171 lines
4.9 KiB
C

/* $Id: upnpredirect.h,v 1.32 2012/04/23 21:46:16 nanard Exp $ */
/* MiniUPnP project
* http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
* (c) 2006-2012 Thomas Bernard
* This software is subject to the conditions detailed
* in the LICENCE file provided within the distribution */
#ifndef __UPNPREDIRECT_H__
#define __UPNPREDIRECT_H__
/* for u_int64_t */
#include <sys/types.h>
#include "config.h"
#ifdef ENABLE_LEASEFILE
int reload_from_lease_file(void);
#endif
/* upnp_redirect()
* calls OS/fw dependant implementation of the redirection.
* protocol should be the string "TCP" or "UDP"
* returns: 0 on success
* -1 failed to redirect
* -2 already redirected
* -3 permission check failed
*/
int
upnp_redirect(const char * rhost, unsigned short eport,
const char * iaddr, unsigned short iport,
const char * protocol, const char * desc,
unsigned int leaseduration);
/* upnp_redirect_internal()
* same as upnp_redirect() without any check */
int
upnp_redirect_internal(const char * rhost, unsigned short eport,
const char * iaddr, unsigned short iport,
int proto, const char * desc,
unsigned int timestamp);
/* upnp_get_redirection_infos()
* returns : 0 on success
* -1 failed to get the port mapping entry or no entry exists */
int
upnp_get_redirection_infos(unsigned short eport, const char * protocol,
unsigned short * iport, char * iaddr, int iaddrlen,
char * desc, int desclen,
char * rhost, int rhostlen,
unsigned int * leaseduration);
/* upnp_get_redirection_infos_by_index()
* returns : 0 on success
* -1 failed to get the port mapping or index out of range */
int
upnp_get_redirection_infos_by_index(int index,
unsigned short * eport, char * protocol,
unsigned short * iport,
char * iaddr, int iaddrlen,
char * desc, int desclen,
char * rhost, int rhostlen,
unsigned int * leaseduration);
/* upnp_delete_redirection()
* returns: 0 on success
* -1 on failure*/
int
upnp_delete_redirection(unsigned short eport, const char * protocol);
/* _upnp_delete_redir()
* same as above */
int
_upnp_delete_redir(unsigned short eport, int proto);
/* Periodic cleanup functions
*/
struct rule_state
{
u_int64_t packets;
u_int64_t bytes;
struct rule_state * next;
unsigned short eport;
unsigned char proto;
unsigned char to_remove;
};
/* return a linked list of all rules
* or an empty list if there are not enough
* As a "side effect", delete rules which are expired */
struct rule_state *
get_upnp_rules_state_list(int max_rules_number_target);
/* return the number of port mapping entries */
int
upnp_get_portmapping_number_of_entries(void);
/* remove_unused_rules() :
* also free the list */
void
remove_unused_rules(struct rule_state * list);
/* upnp_get_portmappings_in_range()
* return a list of all "external" ports for which a port
* mapping exists */
unsigned short *
upnp_get_portmappings_in_range(unsigned short startport,
unsigned short endport,
const char * protocol,
unsigned int * number);
#ifdef ENABLE_6FC_SERVICE
/* functions to be used by WANIPv6_FirewallControl implementation */
#if 0
/* retrieve outbound pinhole timeout */
int
upnp_check_outbound_pinhole(int proto, int * timeout);
#endif
/* add an inbound pinehole
* return value :
* 1 = success
* -1 = Pinhole space exhausted
* .. = error */
int
upnp_add_inboundpinhole(const char * raddr, unsigned short rport,
const char * iaddr, unsigned short iport,
int proto, unsigned int leasetime, int * uid);
/*
* return values :
* -1 not found
* */
int
upnp_get_pinhole_info(unsigned short uid,
char * raddr, int raddrlen,
unsigned short * rport,
char * iaddr, int iaddrlen,
unsigned short * iport,
int * proto,
unsigned int * leasetime,
unsigned int * packets);
/* update the lease time */
int
upnp_update_inboundpinhole(unsigned short uid, unsigned int leasetime);
/* remove the inbound pinhole */
int
upnp_delete_inboundpinhole(unsigned short uid);
/* ... */
int
upnp_check_pinhole_working(const char * uid, char * eaddr, char * iaddr, unsigned short * eport, unsigned short * iport, char * protocol, int * rulenum_used);
/* ? */
int
upnp_clean_expired_pinholes(unsigned int * next_timestamp);
#endif /* ENABLE_6FC_SERVICE */
/* stuff for responding to miniupnpdctl */
#ifdef USE_MINIUPNPDCTL
void
write_ruleset_details(int s);
#endif
#endif