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/* String formatting functions for NSS- and DNS-related data.
Copyright (C) 2016-2026 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef SUPPORT_FORMAT_NSS_H
#define SUPPORT_FORMAT_NSS_H
#include <sys/cdefs.h>
#include <stddef.h>
__BEGIN_DECLS
struct addrinfo;
struct aliasent;
struct ether_addr;
struct group;
struct hostent;
struct netent;
struct passwd;
struct protoent;
struct rpcent;
struct servent;
struct sgrp;
struct spwd;
/* The following functions format their arguments as human-readable
strings (which can span multiple lines). The caller must free the
returned buffer. For NULL pointers or failure status arguments,
error variables such as h_errno and errno are included in the
result. */
char *support_format_address_family (int);
char *support_format_addrinfo (const struct addrinfo *, int ret);
char *support_format_aliasent (const struct aliasent *);
char *support_format_dns_packet (const unsigned char *buffer, size_t length);
char *support_format_ether_addr (const struct ether_addr *);
char *support_format_group (const struct group *);
char *support_format_herrno (int);
char *support_format_hostent (const struct hostent *);
char *support_format_netent (const struct netent *);
char *support_format_passwd (const struct passwd *);
char *support_format_protoent (const struct protoent *);
char *support_format_rpcent (const struct rpcent *);
char *support_format_servent (const struct servent *);
char *support_format_sgrp (const struct sgrp *);
char *support_format_spwd (const struct spwd *);
__END_DECLS
#endif /* SUPPORT_FORMAT_NSS_H */
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