pkg/address/address.go

@@ -1,7 +1,6 @@
 package address
 
 import (
-	"bytes"
 	"crypto/ecdsa"
 	"crypto/sha256"
 	"encoding/hex"
@@ -78,22 +77,16 @@ func NewFromHex(s string) (Address, error) {
 }
 
 func NewFromBase58(s string) (Address, error) {
-	b, err := base58.Decode(s)
+	bytes, err := base58.Decode(s)
 	if err != nil {
 		return Address{}, err
 	}
 
-	if len(b) != 25 {
-		return Address{}, fmt.Errorf("tron address is not 25 bytes but %d", len(b))
+	if len(bytes) != 25 {
+		return Address{}, fmt.Errorf("tron address is not 25 bytes but %d", len(bytes))
 	}
 
-	hash := SHA256(SHA256(b[:21]))
-	checksum := hash[:4]
-	if !bytes.Equal(checksum, b[21:]) {
-		return Address{}, fmt.Errorf("invalid checksum")
-	}
-
-	return *(*[21]byte)(b[:21]), nil
+	return *(*[21]byte)(bytes[:21]), nil
 }
 
 func NewFromString(s string) (Address, error) {