/* $Id: upnpredirect.h,v 1.34 2012/05/01 20:08:23 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_INCLUDED #define UPNPREDIRECT_H_INCLUDED /* 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); /* stuff for responding to miniupnpdctl */ #ifdef USE_MINIUPNPDCTL void write_ruleset_details(int s); #endif #endif