delete Keccak256RLP and Keccak256RLPHash

cmd/evm/internal/t8ntool/execution.go

@@ -436,7 +436,8 @@ func MakePreState(db ethdb.Database, accounts types.GenesisAlloc) *state.StateDB
 }
 
 func rlpHash(x interface{}) (h common.Hash) {
-	return crypto.Keccak256RLPHash(x)
+	bytes, _ := rlp.EncodeToBytes(x)
+	return crypto.Keccak256Hash(bytes)
 }
 
 // calcDifficulty is based on ethash.CalcDifficulty. This method is used in case

cmd/workload/historytestgen.go

@@ -27,6 +27,7 @@ import (
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/internal/flags"
+	"github.com/ethereum/go-ethereum/rlp"
 	"github.com/urfave/cli/v2"
 )
 
@@ -130,7 +131,8 @@ func generateHistoryTests(clictx *cli.Context) error {
 }
 
 func calcReceiptsHash(rcpt []*types.Receipt) common.Hash {
-	return crypto.Keccak256RLPHash(rcpt)
+	bytes, _ := rlp.EncodeToBytes(rcpt)
+	return crypto.Keccak256Hash(bytes)
 }
 
 func writeJSON(fileName string, value any) {

consensus/ethash/consensus.go

@@ -19,6 +19,7 @@ package ethash
 import (
 	"errors"
 	"fmt"
+	"github.com/ethereum/go-ethereum/rlp"
 	"math/big"
 	"time"
 
@@ -556,7 +557,8 @@ func (ethash *Ethash) SealHash(header *types.Header) (hash common.Hash) {
 	if header.ParentBeaconRoot != nil {
 		panic("parent beacon root set on ethash")
 	}
-	return crypto.Keccak256RLPHash(enc)
+	bytes, _ := rlp.EncodeToBytes(enc)
+	return crypto.Keccak256Hash(bytes)
 }
 
 // accumulateRewards credits the coinbase of the given block with the mining

crypto/crypto.go

@@ -94,12 +94,6 @@ func Keccak256(data ...[]byte) []byte {
 	return b[:]
 }
 
-// Keccak256RLP calculates and returns the Keccak256 hash of the input interface.
-func Keccak256RLP(x interface{}) []byte {
-	b := Keccak256RLPHash(x)
-	return b[:]
-}
-
 // Keccak256Hash calculates and returns the Keccak256 hash of the input data,
 // converting it to an internal Hash data structure.
 func Keccak256Hash(data ...[]byte) (h common.Hash) {
@@ -113,17 +107,6 @@ func Keccak256Hash(data ...[]byte) (h common.Hash) {
 	return h
 }
 
-// Keccak256RLPHash calculates and returns the Keccak256 hash of the input interface,
-// converting it to an internal Hash data structure.
-func Keccak256RLPHash(x interface{}) (h common.Hash) {
-	d := hasherPool.Get().(KeccakState)
-	d.Reset()
-	rlp.Encode(d, x)
-	d.Read(h[:])
-	hasherPool.Put(d)
-	return h
-}
-
 // Keccak512 calculates and returns the Keccak512 hash of the input data.
 func Keccak512(data ...[]byte) []byte {
 	d := sha3.NewLegacyKeccak512()
@@ -135,7 +118,8 @@ func Keccak512(data ...[]byte) []byte {
 
 // CreateAddress creates an ethereum address given the bytes and the nonce
 func CreateAddress(b common.Address, nonce uint64) common.Address {
-	return common.BytesToAddress(Keccak256RLP([]interface{}{b, nonce})[12:])
+	data, _ := rlp.EncodeToBytes([]interface{}{b, nonce})
+	return common.BytesToAddress(Keccak256(data)[12:])
 }
 
 // CreateAddress2 creates an ethereum address given the address bytes, initial

p2p/enode/idscheme.go

@@ -48,7 +48,8 @@ func SignV4(r *enr.Record, privkey *ecdsa.PrivateKey) error {
 	cpy.Set(enr.ID("v4"))
 	cpy.Set(Secp256k1(privkey.PublicKey))
 
-	digestHash := crypto.Keccak256RLP(cpy.AppendElements(nil))
+	bytes, _ := rlp.EncodeToBytes(cpy.AppendElements(nil))
+	digestHash := crypto.Keccak256(bytes)
 	sig, err := crypto.Sign(digestHash, privkey)
 	if err != nil {
 		return err
@@ -68,7 +69,8 @@ func (V4ID) Verify(r *enr.Record, sig []byte) error {
 		return errors.New("invalid public key")
 	}
 
-	digestHash := crypto.Keccak256RLP(r.AppendElements(nil))
+	bytes, _ := rlp.EncodeToBytes(r.AppendElements(nil))
+	digestHash := crypto.Keccak256(bytes)
 	if !crypto.VerifySignature(entry, digestHash, sig) {
 		return enr.ErrInvalidSig
 	}