// Deterministically generates new priv-key bytes from key.
func (key PrivKeyEd25519) Generate(index int) PrivKeyEd25519 {
newBytes := wire.BinarySha256(struct {
PrivKey [64]byte
Index int
}{key, index})
var newKey [64]byte
copy(newKey[:], newBytes)
return PrivKeyEd25519(newKey)
}
// Generates a new account with private key from SHA256 hash of a secret
func GenPrivAccountFromSecret(secret []byte) *PrivAccount {
privKey32 := wire.BinarySha256(secret) // Not Ripemd160 because we want 32 bytes.
privKeyBytes := new([64]byte)
copy(privKeyBytes[:32], privKey32)
pubKeyBytes := ed25519.MakePublicKey(privKeyBytes)
pubKey := PubKeyEd25519(*pubKeyBytes)
privKey := PrivKeyEd25519(*privKeyBytes)
return &PrivAccount{
Address: pubKey.Address(),
PubKey: pubKey,
PrivKey: privKey,
}
}
// Generates 32 priv key bytes from secret
func GenPrivKeyBytesFromSecret(secret string) []byte {
return wire.BinarySha256(secret) // Not Ripemd160 because we want 32 bytes.
}