Struct CarHeader 

pub struct CarHeader {
    pub version: u64,
    pub roots: Vec<Cid>,
}

CAR file header containing version and root CIDs.

Fields

version: u64

CAR format version (always 1 for CARv1).

roots: Vec<Cid>

Root CIDs that represent the entry points into the DAG.

Implementations

impl CarHeader

pub fn new(roots: Vec<Cid>) -> Self

Create a new CAR header with the given root CIDs.

Arguments

• roots - Vector of root CIDs

Examples

use ipfrs_core::{CidBuilder, car::CarHeader};

let cid = CidBuilder::new().build(b"root data").unwrap();
let header = CarHeader::new(vec![cid]);
assert_eq!(header.version, 1);
assert_eq!(header.roots.len(), 1);

Trait Implementations

impl Clone for CarHeader

fn clone(&self) -> CarHeader

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CarHeader

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

Formats the value using the given formatter.