From 8062d3c2ae03b87fab95d20cb7308c306728e949 Mon Sep 17 00:00:00 2001
From: Dmitry Lavrenov <lawrenowdima@gmail.com>
Date: Mon, 6 May 2024 17:42:52 +0300
Subject: [PATCH] Integrate blake2 precompile

---
 Cargo.lock                                          | 9 +++++++++
 Cargo.toml                                          | 1 +
 crates/humanode-runtime/Cargo.toml                  | 2 ++
 crates/humanode-runtime/src/frontier_precompiles.rs | 5 +++++
 4 files changed, 17 insertions(+)

diff --git a/Cargo.lock b/Cargo.lock
index 56001b25f..3b3085329 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4126,6 +4126,7 @@ dependencies = [
  "pallet-evm",
  "pallet-evm-accounts-mapping",
  "pallet-evm-balances",
+ "pallet-evm-precompile-blake2",
  "pallet-evm-precompile-modexp",
  "pallet-evm-precompile-sha3fips",
  "pallet-evm-precompile-simple",
@@ -6506,6 +6507,14 @@ dependencies = [
  "sp-std",
 ]
 
+[[package]]
+name = "pallet-evm-precompile-blake2"
+version = "2.0.0-dev"
+source = "git+https://github.com/humanode-network/frontier?branch=locked/polkadot-v0.9.40#ac5c3415f47adf126419579924052daff07301e1"
+dependencies = [
+ "fp-evm",
+]
+
 [[package]]
 name = "pallet-evm-precompile-modexp"
 version = "2.0.0-dev"
diff --git a/Cargo.toml b/Cargo.toml
index 4512a39dc..d739cc5fb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -157,6 +157,7 @@ fp-storage = { git = "https://github.com/humanode-network/frontier", branch = "l
 pallet-ethereum = { git = "https://github.com/humanode-network/frontier", branch = "locked/polkadot-v0.9.40", default-features = false }
 pallet-evm = { git = "https://github.com/humanode-network/frontier", branch = "locked/polkadot-v0.9.40", default-features = false }
 pallet-evm-balances = { git = "https://github.com/humanode-network/frontier", branch = "locked/polkadot-v0.9.40", default-features = false }
+pallet-evm-precompile-blake2 = { git = "https://github.com/humanode-network/frontier", branch = "locked/polkadot-v0.9.40", default-features = false }
 pallet-evm-precompile-modexp = { git = "https://github.com/humanode-network/frontier", branch = "locked/polkadot-v0.9.40", default-features = false }
 pallet-evm-precompile-sha3fips = { git = "https://github.com/humanode-network/frontier", branch = "locked/polkadot-v0.9.40", default-features = false }
 pallet-evm-precompile-simple = { git = "https://github.com/humanode-network/frontier", branch = "locked/polkadot-v0.9.40", default-features = false }
diff --git a/crates/humanode-runtime/Cargo.toml b/crates/humanode-runtime/Cargo.toml
index 0e937312e..3a8c1090d 100644
--- a/crates/humanode-runtime/Cargo.toml
+++ b/crates/humanode-runtime/Cargo.toml
@@ -64,6 +64,7 @@ pallet-balances = { workspace = true }
 pallet-ethereum = { workspace = true }
 pallet-evm = { workspace = true }
 pallet-evm-balances = { workspace = true }
+pallet-evm-precompile-blake2 = { workspace = true }
 pallet-evm-precompile-modexp = { workspace = true }
 pallet-evm-precompile-sha3fips = { workspace = true }
 pallet-evm-precompile-simple = { workspace = true }
@@ -173,6 +174,7 @@ std = [
   "pallet-ethereum-chain-id/std",
   "pallet-ethereum/std",
   "pallet-evm-accounts-mapping/std",
+  "pallet-evm-precompile-blake2/std",
   "pallet-evm-precompile-modexp/std",
   "pallet-evm-precompile-sha3fips/std",
   "pallet-evm-precompile-simple/std",
diff --git a/crates/humanode-runtime/src/frontier_precompiles.rs b/crates/humanode-runtime/src/frontier_precompiles.rs
index fb6da6c68..51057aac2 100644
--- a/crates/humanode-runtime/src/frontier_precompiles.rs
+++ b/crates/humanode-runtime/src/frontier_precompiles.rs
@@ -2,6 +2,7 @@ use frame_support::traits::Currency;
 use pallet_evm::{
     IsPrecompileResult, Precompile, PrecompileHandle, PrecompileResult, PrecompileSet,
 };
+use pallet_evm_precompile_blake2::Blake2F;
 use pallet_evm_precompile_modexp::Modexp;
 use pallet_evm_precompile_sha3fips::Sha3FIPS256;
 use pallet_evm_precompile_simple::{ECRecover, ECRecoverPublicKey, Identity, Ripemd160, Sha256};
@@ -31,6 +32,8 @@ pub mod precompiles_constants {
     pub const IDENTITY: u64 = 4;
     /// `Modexp` precompile constant.
     pub const MODEXP: u64 = 5;
+    /// `Blake2F` precompile constant.
+    pub const BLAKE2F: u64 = 9;
 
     /// `Bls12381G1Add` precompile constant.
     pub const BLS12381_G1_ADD: u64 = 11;
@@ -87,6 +90,7 @@ where
             RIPEMD_160,
             IDENTITY,
             MODEXP,
+            BLAKE2F,
             BLS12381_G1_ADD,
             BLS12381_G1_MUL,
             BLS12381_G1_MULTI_EXP,
@@ -131,6 +135,7 @@ where
             a if a == hash(RIPEMD_160) => Some(Ripemd160::execute(handle)),
             a if a == hash(IDENTITY) => Some(Identity::execute(handle)),
             a if a == hash(MODEXP) => Some(Modexp::execute(handle)),
+            a if a == hash(BLAKE2F) => Some(Blake2F::execute(handle)),
             // BLS12-381 precompiles:
             a if a == hash(BLS12381_G1_ADD) => Some(Bls12381G1Add::execute(handle)),
             a if a == hash(BLS12381_G1_MUL) => Some(Bls12381G1Mul::execute(handle)),