rtems-rfs-link.h

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/* SPDX-License-Identifier: BSD-2-Clause */
 
/*
 *  COPYRIGHT (c) 2010 Chris Johns <chrisj@rtems.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
 
 
#if !defined (_RTEMS_RFS_LINK_H_)
#define _RTEMS_RFS_LINK_H_
 
#include <dirent.h>
 
#include <rtems/rfs/rtems-rfs-file-system.h>
#include <rtems/rfs/rtems-rfs-inode.h>
 
typedef enum rtems_rfs_unlink_dir_e
{
  rtems_rfs_unlink_dir_denied,   
  rtems_rfs_unlink_dir_if_empty, 
  rtems_rfs_unlink_dir_allowed   
} rtems_rfs_unlink_dir;
 
int rtems_rfs_link (rtems_rfs_file_system* fs,
                    const char*            name,
                    int                    length,
                    rtems_rfs_ino          parent,
                    rtems_rfs_ino          target,
                    bool                   link_dir);
 
int rtems_rfs_unlink (rtems_rfs_file_system* fs,
                      rtems_rfs_ino          parent,
                      rtems_rfs_ino          target,
                      uint32_t               doff,
                      rtems_rfs_unlink_dir   dir_mode);
 
int rtems_rfs_symlink (rtems_rfs_file_system* fs,
                       const char*            name,
                       int                    length,
                       const char*            link,
                       int                    link_length,
                       uid_t                  uid,
                       gid_t                  gid,
                       rtems_rfs_ino          parent);
 
int rtems_rfs_symlink_read (rtems_rfs_file_system* fs,
                            rtems_rfs_ino          link,
                            char*                  path,
                            size_t                 size,
                            size_t*                length);
 
#endif