func freshSumRipemd160(b []byte) Ripemd160 {
sh := ripemd160.New()
sh.Write(b)
h := Ripemd160{}
h.Set(sh.Sum(nil))
return h
}
func TestPubKeyToAddressHash(t *testing.T) {
p, _ := GenerateKeyPair()
h := p.ToAddressHash()
// Should be Ripemd160(SHA256(SHA256()))
x := sha256.Sum256(p[:])
x = sha256.Sum256(x[:])
rh := ripemd160.New()
rh.Write(x[:])
y := rh.Sum(nil)
assert.True(t, bytes.Equal(h[:], y))
}
package coin
import (
"crypto/sha256"
"encoding/hex"
"errors"
"github.com/skycoin/skycoin/src/lib/ripemd160"
"hash"
"log"
)
var (
sha256Hash hash.Hash = sha256.New()
ripemd160Hash hash.Hash = ripemd160.New()
)
// Ripemd160
type Ripemd160 [20]byte
func (self *Ripemd160) Set(b []byte) {
if len(b) != 20 {
log.Panic("Invalid ripemd160 length")
}
copy(self[:], b[:])
}
func HashRipemd160(data []byte) Ripemd160 {
ripemd160Hash.Reset()
ripemd160Hash.Write(data)
sum := ripemd160Hash.Sum(nil)