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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
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substrate/subkey/src/vanity.rs
+4 -2
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@@ -14,7 +14,7 @@
// You should have received a copy of the GNU General Public License
// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
use super::Crypto;
use super::{PublicOf, PublicT, Crypto};
use primitives::Pair;
use rand::{rngs::OsRng, RngCore};
@@ -62,7 +62,9 @@ fn calculate_score(_desired: &str, key: &str) -> usize {
0
}
pub(super) fn generate_key<C: Crypto>(desired: &str) -> Result<KeyPair<C>, &str> {
pub(super) fn generate_key<C: Crypto>(desired: &str) -> Result<KeyPair<C>, &str> where
PublicOf<C>: PublicT,
{
if desired.is_empty() {
return Err("Pattern must not be empty");
}