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Add SECP256k1/ECDSA support for transaction signing (#3861)

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* Add SECP256k1/ECDSA support for transaction signing.

* Refactoring and fixes

* Fix for contracts

* Avoid breaking runtime host function

* Build fixes, make subkey work more generaically.

* Fix tests

* Dedpulicate a bit of code, remove unneeded code, docs

* Bump runtime version

* Fix a test and clean up some code.

* Derivation can derive seed.

* Whitespace

* Bump runtime again.

* Update core/primitives/src/crypto.rs

Co-Authored-By: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Update core/primitives/src/ecdsa.rs

Co-Authored-By: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Fix AppVerify
This commit is contained in:
Gavin Wood
2019-10-24 10:59:09 +02:00
committed by GitHub
parent 62a238a81b
commit d97775542a
30 changed files with 1286 additions and 419 deletions
Download Patch File Download Diff File Expand all files Collapse all files
substrate/core/application-crypto/src/lib.rs
+2 -11
View File
@@ -88,22 +88,13 @@ macro_rules! app_crypto {
}
fn derive<
Iter: Iterator<Item=$crate::DeriveJunction>
>(&self, path: Iter) -> Result<Self, Self::DeriveError> {
self.0.derive(path).map(Self)
>(&self, path: Iter, seed: Option<Self::Seed>) -> Result<(Self, Option<Self::Seed>), Self::DeriveError> {
self.0.derive(path, seed).map(|x| (Self(x.0), x.1))
}
fn from_seed(seed: &Self::Seed) -> Self { Self(<$pair>::from_seed(seed)) }
fn from_seed_slice(seed: &[u8]) -> Result<Self, $crate::SecretStringError> {
<$pair>::from_seed_slice(seed).map(Self)
}
fn from_standard_components<
I: Iterator<Item=$crate::DeriveJunction>
>(
seed: &str,
password: Option<&str>,
path: I,
) -> Result<Self, $crate::SecretStringError> {
<$pair>::from_standard_components::<I>(seed, password, path).map(Self)
}
fn sign(&self, msg: &[u8]) -> Self::Signature {
Signature(self.0.sign(msg))
}
substrate/core/application-crypto/src/traits.rs
+1
View File
@@ -126,3 +126,4 @@ pub trait RuntimeAppPublic: Sized {
/// Verify that the given signature matches the given message using this public key.
fn verify<M: AsRef<[u8]>>(&self, msg: &M, signature: &Self::Signature) -> bool;
}