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filesystem samples package

中文页 | English

1. Introduction

This package contains relevant sample code used by the file system.

1.1 Example description

File Description
readwrite_sample.c File read and write
rename_sample.c Change name
stat_sample.c Get status
mkdir_sample.c Create directory
opendir_sample.c Open directory
readdir_sample.c Read directory
tell_seek_dir_sample.c Save and set read directory location

1.2 License

The filesystem samples package complies with the Apache license v2.0, see the LICENSE file for details.

1.3 Dependency

To use the filesystem samples package, you need to enable file system related functions in the menuconfig configuration option of RT-Thread. The specific path is as follows:

RT-Thread Components
    device virtual file system --->

2. How to open the filesystem samples package

To use the filesystem samples package, you need to select it in the package manager of RT-Thread. The specific path is as follows:

RT-Thread online packages
    miscellaneous packages --->
        samples: kernel and components samples --->
            a filesystem_samples package for rt-thread --->

Then let RT-Thread's package manager automatically update, or use the pkgs --update command to update the package to the BSP.

3. Use filesystem samples package

After opening the filesystem samples package, when performing BSP compilation, the source code of the selected package will be added to the BSP project for compilation.

API list

API Function
int open(const char *pathname, int oflag, int mode); open file
int close(int fd); close file
size_t read(int fd, void *buf, size_t count); Read data
size_t write(int fd, const void *buf, size_t count); write data
int rename(const char *oldpath, const char *newpath); change name
int stat(const char *file_name, struct stat *buf); Get status
int mkdir(const char *path, mode_t mode); Create directory
DIR* opendir(const char* name); Open directory
struct dirent* readdir(DIR *d); Read directory
off_t telldir(DIR *d); Get the reading position of the directory stream
void seekdir(DIR *d, off_t offset); Set the position of the read directory
void rewinddir(DIR *d); Reset the position of the read directory to the beginning
int closedir(DIR* d); close directory
int rmdir(const char *pathname); delete directory
int mkfs(const char * fs_name, const char * device) format file system

4. Matters needing attention


5. Contact & Thanks