Revert to host keccak fuctions

Near-One · Feb 3, 2020 · 0e702d0 · 0e702d0
1 parent 9d32114
commit 0e702d0
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Showing 3 changed files with 3 additions and 51 deletions.
diff --git a/ethbridge/Cargo.lock b/ethbridge/Cargo.lock
diff --git a/ethtypes/Cargo.toml b/ethtypes/Cargo.toml
@@ -15,5 +15,4 @@ borsh = "0.2.10"
 rlp = "0.4.2"
 rlp_derive = { git = "https://github.com/paritytech/parity-ethereum/" }
 ethereum-types = "0.8.0"
-derive_more = "^0.99.2"
-sha3 = "0.8"
+derive_more = "^0.99.2"
diff --git a/ethtypes/src/lib.rs b/ethtypes/src/lib.rs
@@ -5,7 +5,6 @@ use ethereum_types;
 use borsh::{BorshDeserialize, BorshSerialize};
 use serde::{Serialize, Deserialize};
 use derive_more::{Add, Sub, Mul, Div, Rem, AddAssign, SubAssign, MulAssign, DivAssign, RemAssign, Display, From, Into};
-use sha3::{Keccak256, Keccak512};
 
 macro_rules! arr_declare_wrapper_and_serde {
     ($name: ident, $len: expr) => {
@@ -237,29 +236,13 @@ pub fn near_sha256(data: &[u8]) -> [u8; 32] {
 }
 
 pub fn near_keccak256(data: &[u8]) -> [u8; 32] {
-    // let mut buffer = [0u8; 32];
-    // buffer.copy_from_slice(&near_bindgen::env::keccak256(data).as_slice());
-    // buffer
-
-    use sha3::Digest;
-
-    let mut hasher = Keccak256::default();
-    hasher.input(&data);
     let mut buffer = [0u8; 32];
-    buffer.copy_from_slice(hasher.result().as_slice());
+    buffer.copy_from_slice(&near_bindgen::env::keccak256(data).as_slice());
     buffer
 }
 
 pub fn near_keccak512(data: &[u8]) -> [u8; 64] {
-    // let mut buffer = [0u8; 64];
-    // buffer.copy_from_slice(&near_bindgen::env::keccak512(data).as_slice());
-    // buffer
-
-    use sha3::Digest;
-
-    let mut hasher = Keccak512::default();
-    hasher.input(&data);
     let mut buffer = [0u8; 64];
-    buffer.copy_from_slice(hasher.result().as_slice());
+    buffer.copy_from_slice(&near_bindgen::env::keccak512(data).as_slice());
     buffer
 }