package ethcrypto import ( "code.google.com/p/go.crypto/ripemd160" "crypto/sha256" "github.com/obscuren/sha3" "math/big" ) func Sha256Bin(data []byte) []byte { hash := sha256.Sum256(data) return hash[:] } func Ripemd160(data []byte) []byte { ripemd := ripemd160.New() ripemd.Write(data) return ripemd.Sum(nil) } func Sha3Bin(data []byte) []byte { d := sha3.NewKeccak256() d.Write(data) return d.Sum(nil) } // Creates an ethereum address given the bytes and the nonce func CreateAddress(b []byte, nonce *big.Int) []byte { addrBytes := append(b, nonce.Bytes()...) return Sha3Bin(addrBytes)[12:] }