glibc/nss/getnetgrent.c
Arjun Shankar 3f7c7ac887 Move 'netgroup' routines from 'inet' into 'nss'
These netgroup routines are entry points for nss functionality.
This commit moves them along with netgroup.h from the 'inet'
subdirectory to 'nss', and adjusts any references accordingly.
Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
2023-10-24 12:30:59 +02:00

53 lines
1.4 KiB
C

/* Copyright (C) 1996-2023 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/>. */
#include <errno.h>
#include <netdb.h>
#include <stdlib.h>
#include <libc-lock.h>
#include <set-freeres.h>
/* Static buffer for return value. We allocate it when needed. */
static char *buffer;
/* All three strings should fit in a block of 1kB size. */
#define BUFSIZE 1024
static void
allocate (void)
{
buffer = (char *) malloc (BUFSIZE);
}
int
getnetgrent (char **hostp, char **userp, char **domainp)
{
__libc_once_define (static, once);
__libc_once (once, allocate);
if (buffer == NULL)
{
__set_errno (ENOMEM);
return -1;
}
return __getnetgrent_r (hostp, userp, domainp, buffer, BUFSIZE);
}
weak_alias (buffer, __libc_getnetgrent_freemem_ptr)