60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
/* $Id: upnputils.h,v 1.2 2014/11/28 16:20:07 nanard Exp $ */
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/* MiniUPnP project
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* http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
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* (c) 2011-2019 Thomas Bernard
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* This software is subject to the conditions detailed
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* in the LICENCE file provided within the distribution */
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#ifndef UPNPUTILS_H_INCLUDED
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#define UPNPUTILS_H_INCLUDED
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/**
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* convert a struct sockaddr to a human readable string.
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* [ipv6]:port or ipv4:port
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* return the number of characters used (as snprintf)
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*/
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int
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sockaddr_to_string(const struct sockaddr * addr, char * str, size_t size);
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/**
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* set the file description as non blocking
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* return 0 in case of failure, 1 in case of success
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*/
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int
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set_non_blocking(int fd);
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/**
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* get the LAN which the peer belongs to
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*/
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struct lan_addr_s *
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get_lan_for_peer(const struct sockaddr * peer);
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/**
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* get the time for upnp
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* Similar to a monotonic gettimeofday(tv, NULL)
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*/
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int upnp_gettimeofday(struct timeval * tv);
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/**
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* define portability macros
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*/
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#if defined(__sun)
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static __inline size_t _sa_len(const struct sockaddr *addr)
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{
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if (addr->sa_family == AF_INET)
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return (sizeof(struct sockaddr_in));
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else if (addr->sa_family == AF_INET6)
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return (sizeof(struct sockaddr_in6));
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else
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return (sizeof(struct sockaddr));
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}
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# define SA_LEN(sa) (_sa_len(sa))
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#else
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#if !defined(SA_LEN)
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# define SA_LEN(sa) ((sa)->sa_len)
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#endif
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#endif
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#endif
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