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pezkuwi-subxt/substrate/primitives/application-crypto/src/sr25519.rs
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Bastian Köcher fc99887de0 Introduces author_hasKey and author_hasSessionKeys rpc endpoints (#4720)
* Introduces `author_hasKey` and `author_hasSessionKeys` rpc endpoints

Both endpoints can be used to check if a key is present in the keystore.

- `hasKey` works on with an individual public key and key type. It
checks if a private key for the given combination exists in the
keystore.
- `hasSessionKeys` works with the full encoded session key blob stored
on-chain in `nextKeys`. This requires that the given blob can be decoded
by the runtime. It will return `true`, iff all public keys of the
session key exist in the storage.

Fixes: https://github.com/paritytech/substrate/issues/4696

* Update client/rpc-api/src/author/error.rs

Co-Authored-By: Nikolay Volf <nikvolf@gmail.com>

* Indentation

Co-authored-by: Nikolay Volf <nikvolf@gmail.com>
2020-01-24 15:20:45 +01:00

61 lines
1.8 KiB
Rust

// Copyright 2019-2020 Parity Technologies (UK) Ltd.
// This file is part of Substrate.
// Substrate is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Substrate is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
//! Sr25519 crypto types.
use crate::{RuntimePublic, KeyTypeId};
use sp_std::vec::Vec;
pub use sp_core::sr25519::*;
mod app {
use sp_core::testing::SR25519;
crate::app_crypto!(super, SR25519);
impl crate::traits::BoundToRuntimeAppPublic for Public {
type Public = Self;
}
}
pub use app::{Public as AppPublic, Signature as AppSignature};
#[cfg(feature = "full_crypto")]
pub use app::Pair as AppPair;
impl RuntimePublic for Public {
type Signature = Signature;
fn all(key_type: KeyTypeId) -> crate::Vec<Self> {
sp_io::crypto::sr25519_public_keys(key_type)
}
fn generate_pair(key_type: KeyTypeId, seed: Option<Vec<u8>>) -> Self {
sp_io::crypto::sr25519_generate(key_type, seed)
}
fn sign<M: AsRef<[u8]>>(&self, key_type: KeyTypeId, msg: &M) -> Option<Self::Signature> {
sp_io::crypto::sr25519_sign(key_type, self, msg.as_ref())
}
fn verify<M: AsRef<[u8]>>(&self, msg: &M, signature: &Self::Signature) -> bool {
sp_io::crypto::sr25519_verify(&signature, msg.as_ref(), self)
}
fn to_raw_vec(&self) -> Vec<u8> {
sp_core::crypto::Public::to_raw_vec(self)
}
}