/* Copyright (C) 2009-2018 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

   <http://www.gnu.org/licenses/>.  */

#include <ctype.h>

#include <errno.h>

#include <gshadow.h>

#include <stdio.h>

#include <string.h>

/* Define a line parsing function using the common code

   used in the nss_files module.  */

#define STRUCTURE	sgrp

#define ENTNAME		sgent

struct sgent_data {};

#define TRAILING_LIST_MEMBER		sg_mem

#define TRAILING_LIST_SEPARATOR_P(c)	((c) == ',')

#include <nss/nss_files/files-parse.c>

LINE_PARSER

(,

 STRING_FIELD (result->sg_namp, ISCOLON, 0);

 if (line[0] == '\0'

     && (result->sg_namp[0] == '+' || result->sg_namp[0] == '-'))

   {

     result->sg_passwd = NULL;

     result->sg_adm = NULL;

     result->sg_mem = NULL;

   }

 else

   {

     STRING_FIELD (result->sg_passwd, ISCOLON, 0);

     STRING_LIST (result->sg_adm, ':');

   }

 )

/* Read one shadow entry from the given stream.  */

int

__sgetsgent_r (const char *string, struct sgrp *resbuf, char *buffer,

	       size_t buflen, struct sgrp **result)

{

  char *sp;

  if (string < buffer || string >= buffer + buflen)

    {

      buffer[buflen - 1] = '\0';

      sp = strncpy (buffer, string, buflen);

      if (buffer[buflen - 1] != '\0')

	return ERANGE;

    }

  else

    sp = (char *) string;

  int parse_result = parse_line (sp, resbuf, (void *) buffer, buflen, &errno);

  *result = parse_result > 0 ? resbuf : NULL;

  return *result == NULL ? errno : 0;

}

weak_alias (__sgetsgent_r, sgetsgent_r)