2fa1e55628
Note: this patch can get file path from root pseudo file handle, but a general infrastructure is setup for other file system too. Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com> Change-Id: I86cd79ebb741f2f43fdd398bb7498c40687d949b
73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
/****************************************************************************
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* fs/inode/fs_inodegetpath.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <errno.h>
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#include <string.h>
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#include <nuttx/fs/fs.h>
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#include "inode/inode.h"
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: inode_getpath
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*
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* Description:
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* Given the full path from inode.
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*
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****************************************************************************/
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int inode_getpath(FAR struct inode *node, FAR char *path)
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{
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if (path == NULL)
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{
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return -EINVAL;
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}
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else if (node == NULL)
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{
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path[0] = '\0';
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return OK;
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}
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else if (node->i_parent != NULL)
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{
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int ret = inode_getpath(node->i_parent, path);
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if (ret < 0)
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{
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return ret;
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}
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}
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strcat(path, node->i_name);
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if (node->i_child)
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{
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strcat(path, "/");
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}
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return OK;
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}
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