Struct XattrEntryHeader 

pub struct XattrEntryHeader {
    pub offset: u64,
    pub prefix: &'static [u8],
    pub name_index: u8,
    pub name_len: usize,
    pub value_size: usize,
    pub entry_aligned_size: u64,
}

A parsed representation of an EROFS xattr entry record header.

Fields

offset: u64

prefix: &'static [u8]

name_index: u8

name_len: usize

value_size: usize

entry_aligned_size: u64

Implementations

impl XattrEntryHeader

pub fn parse(reader: &dyn Reader, offset: u64) -> Result<Self, ErofsError>

Read and validate an xattr entry record header from the reader.

pub fn matches_name( &self, reader: &dyn Reader, name: &[u8], ) -> Result<bool, ReaderError>

Check if this xattr entry matches the given full attribute name (prefix + suffix).

pub fn read_name(&self, reader: &dyn Reader) -> Result<Vec<u8>, ReaderError>

Read the name of this xattr entry (prefix + suffix).

pub fn read_value(&self, reader: &dyn Reader) -> Result<Vec<u8>, ReaderError>

Read the value payload for this entry.

pub fn read_payload( &self, reader: &dyn Reader, ) -> Result<(Vec<u8>, Vec<u8>), ReaderError>

Read both key name and value payload for this entry.

Trait Implementations

impl Clone for XattrEntryHeader

fn clone(&self) -> XattrEntryHeader

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for XattrEntryHeader

impl Debug for XattrEntryHeader

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.