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contracts: add sr25519_verify (#13724)

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* wip

* fix

* wip

* fix lint

* rm fixture fix

* missing comment

* fix lint

* add comment to the wsm file

* fix comment

* Apply suggestions from code review

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* wip

* wip weights

* wip weights

* PR comment: test with return code

* wip

* PR review add mock test

* remove

* lint

* Update frame/contracts/fixtures/sr25519_verify.wat

* fix comments

* Update frame/contracts/src/benchmarking/mod.rs

* Update frame/contracts/src/wasm/runtime.rs

* Update frame/contracts/fixtures/sr25519_verify.wat

* Update frame/contracts/src/benchmarking/mod.rs

* fix lint

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_contracts

* Update frame/contracts/src/wasm/runtime.rs

Co-authored-by: Alexander Theißen <alex.theissen@me.com>

* PR: review use unstable + remove arbitrary index 4

* Add benchmark for calculating overhead of calling sr25519_verify

* fix message length encoding

* fix weights

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_contracts

* Apply suggestions from code review

* Update frame/contracts/src/wasm/runtime.rs

* Update frame/contracts/src/wasm/runtime.rs

* Update frame/contracts/src/benchmarking/mod.rs

* Update frame/contracts/src/benchmarking/mod.rs

* Update frame/contracts/src/schedule.rs

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* Update frame/contracts/src/schedule.rs

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* Update frame/contracts/src/wasm/runtime.rs

* Update frame/contracts/src/wasm/runtime.rs

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* PR review

---------

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>
Co-authored-by: command-bot <>
Co-authored-by: Alexander Theißen <alex.theissen@me.com>
This commit is contained in:
PG Herveou
2023-04-12 16:49:10 +02:00
committed by GitHub
parent 376a288fb6
commit 03c99fe003
8 changed files with 1332 additions and 894 deletions
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substrate/frame/contracts/src/exec.rs
+15 -1
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@@ -35,7 +35,10 @@ use frame_support::{
use frame_system::RawOrigin;
use pallet_contracts_primitives::ExecReturnValue;
use smallvec::{Array, SmallVec};
use sp_core::ecdsa::Public as ECDSAPublic;
use sp_core::{
ecdsa::Public as ECDSAPublic,
sr25519::{Public as SR25519Public, Signature as SR25519Signature},
};
use sp_io::{crypto::secp256k1_ecdsa_recover_compressed, hashing::blake2_256};
use sp_runtime::traits::{Convert, Hash};
use sp_std::{marker::PhantomData, mem, prelude::*, vec::Vec};
@@ -272,6 +275,9 @@ pub trait Ext: sealing::Sealed {
/// Recovers ECDSA compressed public key based on signature and message hash.
fn ecdsa_recover(&self, signature: &[u8; 65], message_hash: &[u8; 32]) -> Result<[u8; 33], ()>;
/// Verify a sr25519 signature.
fn sr25519_verify(&self, signature: &[u8; 64], message: &[u8], pub_key: &[u8; 32]) -> bool;
/// Returns Ethereum address from the ECDSA compressed public key.
fn ecdsa_to_eth_address(&self, pk: &[u8; 33]) -> Result<[u8; 20], ()>;
@@ -1347,6 +1353,14 @@ where
secp256k1_ecdsa_recover_compressed(signature, message_hash).map_err(|_| ())
}
fn sr25519_verify(&self, signature: &[u8; 64], message: &[u8], pub_key: &[u8; 32]) -> bool {
sp_io::crypto::sr25519_verify(
&SR25519Signature(*signature),
message,
&SR25519Public(*pub_key),
)
}
fn ecdsa_to_eth_address(&self, pk: &[u8; 33]) -> Result<[u8; 20], ()> {
ECDSAPublic(*pk).to_eth_address()
}