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use util::hash::H256;
use rlp::*;
use util::Bytes;
#[derive(Debug, Clone, PartialEq, Eq)]
#[cfg_attr(feature = "ipc", binary)]
pub struct ManifestData {
pub state_hashes: Vec<H256>,
pub block_hashes: Vec<H256>,
pub state_root: H256,
pub block_number: u64,
pub block_hash: H256,
}
impl ManifestData {
pub fn into_rlp(self) -> Bytes {
let mut stream = RlpStream::new_list(5);
stream.append(&self.state_hashes);
stream.append(&self.block_hashes);
stream.append(&self.state_root);
stream.append(&self.block_number);
stream.append(&self.block_hash);
stream.out()
}
pub fn from_rlp(raw: &[u8]) -> Result<Self, DecoderError> {
let decoder = UntrustedRlp::new(raw);
let state_hashes: Vec<H256> = decoder.val_at(0)?;
let block_hashes: Vec<H256> = decoder.val_at(1)?;
let state_root: H256 = decoder.val_at(2)?;
let block_number: u64 = decoder.val_at(3)?;
let block_hash: H256 = decoder.val_at(4)?;
Ok(ManifestData {
state_hashes: state_hashes,
block_hashes: block_hashes,
state_root: state_root,
block_number: block_number,
block_hash: block_hash,
})
}
}