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/*
This file is part of GNUnet.
(C) 2012 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef NSS_GNS_QUERY_H
#define NSS_GNS_QUERY_H
/**
* Parts taken from nss-mdns
*/
#include <inttypes.h>
/* Maximum number of entries to return */
#define MAX_ENTRIES 16
typedef struct {
uint32_t address;
} ipv4_address_t;
typedef struct {
uint8_t address[16];
} ipv6_address_t;
struct userdata {
int count;
int data_len; /* only valid when doing reverse lookup */
union {
ipv4_address_t ipv4[MAX_ENTRIES];
ipv6_address_t ipv6[MAX_ENTRIES];
char *name[MAX_ENTRIES];
} data;
};
/**
* Wrapper function that uses gnunet-gns cli tool to resolve
* an IPv4/6 address.
*
* @param af address family
* @param name the name to resolve
* @param u the userdata (result struct)
* @return -1 on error else 0
*/
int gns_resolve_name(int af,
const char *name,
struct userdata *userdata);
#endif
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