path: root/nis/nis_table.c

/* Copyright (c) 1997-2025 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 <assert.h>
#include <string.h>
#include <rpcsvc/nis.h>
#include <libc-diag.h>
#include <shlib-compat.h>

#include "nis_xdr.h"
#include "nis_intern.h"
#include "libnsl.h"


struct ib_request *
__create_ib_request (const_nis_name name, unsigned int flags)
{
  struct ib_request *ibreq = calloc (1, sizeof (struct ib_request));
  nis_attr *search_val = NULL;
  size_t search_len = 0;
  size_t size = 0;

  if (ibreq == NULL)
    return NULL;

  ibreq->ibr_flags = flags;

  char *cptr = strdupa (name);

  /* Not of "[key=value,key=value,...],foo.." format? */
  if (cptr[0] != '[')
    {
      ibreq->ibr_name = strdup (cptr);
      if (ibreq->ibr_name == NULL)
	{
	  free (ibreq);
	  return NULL;
	}
      return ibreq;
    }

  /* "[key=value,...],foo" format */
  ibreq->ibr_name = strchr (cptr, ']');
  if (ibreq->ibr_name == NULL || ibreq->ibr_name[1] != ',')
    {
      /* The object has not really been built yet so we use free.  */
      free (ibreq);
      return NULL;
    }

  /* Check if we have an entry of "[key=value,],bar".  If, remove the "," */
  if (ibreq->ibr_name[-1] == ',')
    ibreq->ibr_name[-1] = '\0';
  else
    ibreq->ibr_name[0] = '\0';
  ibreq->ibr_name += 2;
  ibreq->ibr_name = strdup (ibreq->ibr_name);
  if (ibreq->ibr_name == NULL)
    {
    free_null<