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glue for fetching epoch proofs from network

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This commit is contained in:
Robert Habermeier
2017-08-24 15:17:48 +02:00
parent 871a9c063e
commit b953f9b66a
15 changed files with 168 additions and 38 deletions
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5
ethcore/light/src/client/fetch.rs
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@@ -18,6 +18,7 @@
use std::sync::Arc;
use ethcore::encoded;
use ethcore::engines::{Engine, StateDependentProof};
use ethcore::header::Header;
use ethcore::receipt::Receipt;
@@ -30,7 +31,7 @@ pub trait ChainDataFetcher: Send + Sync + 'static {
type Error: ::std::fmt::Debug;
/// Future for fetching block body.
type Body: IntoFuture<Item=Vec<u8>,Error=Self::Error>;
type Body: IntoFuture<Item=encoded::Block,Error=Self::Error>;
/// Future for fetching block receipts.
type Receipts: IntoFuture<Item=Vec<Receipt>,Error=Self::Error>;
/// Future for fetching epoch transition
@@ -55,7 +56,7 @@ pub fn unavailable() -> Unavailable { Unavailable }
impl ChainDataFetcher for Unavailable {
type Error = &'static str;
type Body = Result<Vec<u8>, &'static str>;
type Body = Result<encoded::Block, &'static str>;
type Receipts = Result<Vec<Receipt>, &'static str>;
type Transition = Result<Vec<u8>, &'static str>;