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acl_set_fd.c

/*
  File: acl_set_fd.c

  Copyright (C) 1999, 2000
  Andreas Gruenbacher, <a.gruenbacher@computer.org>

  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU Library General Public
  License as published by the Free Software Foundation; either
  version 2 of the License, or (at your option) any later version.

  This program 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
  Library General Public License for more details.

  You should have received a copy of the GNU Library General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/

#include <unistd.h>
#include <attr/xattr.h>
#include "libacl.h"
#include "__acl_to_xattr.h"

#include "byteorder.h"
#include "acl_ea.h"


/* 23.4.21 */
int
acl_set_fd(int fd, acl_t acl)
{
      acl_obj *acl_obj_p = ext2int(acl, acl);
      char *ext_acl_p;
      const char *name = ACL_EA_ACCESS;
      size_t size;
      int error;

      if (!acl_obj_p)
            return -1;
      ext_acl_p = __acl_to_xattr(acl_obj_p, &size);
      if (!ext_acl_p)
            return -1;
      error = fsetxattr(fd, name, (char *)ext_acl_p, size, 0);
      free(ext_acl_p);
      return error;
}


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