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Forward port blake2 storage support (#2360)

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* move storage maps to blake2_128 (#2268)

* remove default hash, introduce twox_128 and blake2

* use blake2_128 & create ext_blake2_128

* refactor code

* add benchmark

* factorize generator

* fix

* parameterizable hasher

* some fix

* fix

* fix

* fix

* metadata

* fix

* remove debug print

* map -> blake2_256

* fix test

* fix test

* Apply suggestions from code review

Co-Authored-By: thiolliere <gui.thiolliere@gmail.com>

* impl twox 128 concat (#2353)

* impl twox_128_concat

* comment addressed

* fix

* impl twox_128->64_concat

* fix test

* Fix compilation and cleanup some docs

* Apply suggestions from code review

Co-Authored-By: bkchr <bkchr@users.noreply.github.com>
This commit is contained in:
Bastian Köcher
2019-04-24 11:05:22 +02:00
committed by Gavin Wood
parent 21d1ee4e99
commit f0862606b7
38 changed files with 1101 additions and 732 deletions
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substrate/srml/support/src/hashable.rs
+13 -2
View File
@@ -17,16 +17,24 @@
//! Hashable trait.
use crate::codec::Codec;
use runtime_io::{blake2_256, twox_128, twox_256};
use runtime_io::{blake2_128, blake2_256, twox_128, twox_256};
use crate::storage::hashed::generator::StorageHasher;
use crate::Twox64Concat;
use crate::rstd::prelude::Vec;
/// Trait for available hash functions.
// This trait must be kept coherent with srml-support-procedural HasherKind usage
pub trait Hashable: Sized {
fn blake2_128(&self) -> [u8; 16];
fn blake2_256(&self) -> [u8; 32];
fn twox_128(&self) -> [u8; 16];
fn twox_256(&self) -> [u8; 32];
fn twox_64_concat(&self) -> Vec<u8>;
}
impl<T: Codec> Hashable for T {
fn blake2_128(&self) -> [u8; 16] {
self.using_encoded(blake2_128)
}
fn blake2_256(&self) -> [u8; 32] {
self.using_encoded(blake2_256)
}
@@ -36,4 +44,7 @@ impl<T: Codec> Hashable for T {
fn twox_256(&self) -> [u8; 32] {
self.using_encoded(twox_256)
}
fn twox_64_concat(&self) -> Vec<u8> {
self.using_encoded(Twox64Concat::hash)
}
}