/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup IMFS
*
* @brief Create an IMFS Node
*/
/*
* COPYRIGHT (c) 1989-2010.
* On-Line Applications Research Corporation (OAR).
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/imfs.h>
#include <stdlib.h>
#include <string.h>
IMFS_jnode_t *IMFS_create_node(
const rtems_filesystem_location_info_t *parentloc,
const IMFS_node_control *node_control,
size_t node_size,
const char *name,
size_t namelen,
mode_t mode,
void *arg
)
{
IMFS_jnode_t *allocated_node;
char *allocated_name;
IMFS_jnode_t *node;
allocated_node = calloc( 1, node_size + namelen );
if ( allocated_node == NULL ) {
errno = ENOMEM;
return NULL;
}
allocated_name = (char *) allocated_node + node_size;
allocated_name = memcpy( allocated_name, name, namelen );
node = IMFS_initialize_node(
allocated_node,
node_control,
allocated_name,
namelen,
mode,
arg
);
if ( node != NULL ) {
IMFS_jnode_t *parent = parentloc->node_access;
/*
* This node MUST have a parent, so put it in that directory list.
*/
IMFS_assert( parent != NULL );
IMFS_add_to_directory( parent, node );
} else {
free( allocated_node );
}
return node;
}