Permalink
Cannot retrieve contributors at this time
Name already in use
A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
glibc/inet/gethstbyad_r.c
Go to fileThis commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
52 lines (44 sloc)
1.86 KB
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/* Copyright (C) 1996-2016 Free Software Foundation, Inc. | |
This file is part of the GNU C Library. | |
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. | |
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 | |
<http://www.gnu.org/licenses/>. */ | |
#include <netdb.h> | |
#include <string.h> | |
#define LOOKUP_TYPE struct hostent | |
#define FUNCTION_NAME gethostbyaddr | |
#define DATABASE_NAME hosts | |
#define ADD_PARAMS const void *addr, socklen_t len, int type | |
#define ADD_VARIABLES addr, len, type | |
#define NEED_H_ERRNO 1 | |
#define NEED__RES 1 | |
#define NEED__RES_HCONF 1 | |
/* If the addr parameter is the IPv6 unspecified address no query must | |
be performed. */ | |
#define PREPROCESS \ | |
if (len == sizeof (struct in6_addr) \ | |
&& __builtin_expect (memcmp (&__in6addr_any, addr, \ | |
sizeof (struct in6_addr)), 1) == 0) \ | |
{ \ | |
*h_errnop = HOST_NOT_FOUND; \ | |
*result = NULL; \ | |
return ENOENT; \ | |
} | |
#define POSTPROCESS \ | |
if (status == NSS_STATUS_SUCCESS) \ | |
{ \ | |
_res_hconf_reorder_addrs (resbuf); \ | |
_res_hconf_trim_domains (resbuf); \ | |
} | |
/* Special name for the lookup function. */ | |
#define DB_LOOKUP_FCT __nss_hosts_lookup2 | |
#include "../nss/getXXbyYY_r.c" |