Struct CpioFS

pub struct CpioFS {
    root_node: Arc<CpioNode>,
    name: String,
}

CPIO filesystem implementation

Fields

root_node: Arc<CpioNode>

Root node of the filesystem

name: String

Filesystem name

Implementations

impl CpioFS

pub fn new(name: String, cpio_data: &[u8]) -> Result<Arc<Self>, FileSystemError>

Create a new CpioFS from CPIO archive data

pub fn create_from_option_string( option: Option<&str>, cpio_data: &[u8], ) -> Arc<dyn FileSystemOperations>

VFS v2 driver registration API: create from option string Example: option = Some(“initramfs_addr=0x80000000,size=65536”)

fn parse_cpio_archive( self: &Arc<Self>, data: &[u8], ) -> Result<(), FileSystemError>

Parse CPIO archive and build directory tree

Trait Implementations

impl FileSystemOperations for CpioFS

fn lookup( &self, parent_node: &Arc<dyn VfsNode>, name: &String, ) -> Result<Arc<dyn VfsNode>, FileSystemError>

Look up a child node by name within a parent directory

fn open( &self, node: &Arc<dyn VfsNode>, _flags: u32, ) -> Result<Arc<dyn FileObject>, FileSystemError>

Open a file represented by a VfsNode

fn create( &self, _parent_node: &Arc<dyn VfsNode>, _name: &String, _file_type: FileType, _mode: u32, ) -> Result<Arc<dyn VfsNode>, FileSystemError>

Create a new file in the specified directory

fn remove( &self, _parent_node: &Arc<dyn VfsNode>, _name: &String, ) -> Result<(), FileSystemError>

Remove a file from the specified directory

fn root_node(&self) -> Arc<dyn VfsNode>

Get the root VfsNode for this filesystem

fn name(&self) -> &str

Get filesystem name

fn is_read_only(&self) -> bool

Check if filesystem is read-only

fn readdir( &self, node: &Arc<dyn VfsNode>, ) -> Result<Vec<DirectoryEntryInternal>, FileSystemError>

Read directory entries from a directory node

fn create_hardlink( &self, link_parent: &Arc<dyn VfsNode>, link_name: &String, target_node: &Arc<dyn VfsNode>, ) -> Result<Arc<dyn VfsNode>, FileSystemError>

Create a hard link to an existing file