/
ed25519.go
105 lines (82 loc) · 2.14 KB
/
ed25519.go
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package keypair
import (
"github.com/tendermint/tendermint/crypto/ed25519"
. "github.com/yu-org/yu/common"
)
// ----- Public Key ------
type EdPubkey struct {
pubkey ed25519.PubKey
}
func EdPubKeyFromBytes(data []byte) *EdPubkey {
return &EdPubkey{pubkey: data}
}
func (epb *EdPubkey) Address() Address {
addressByt := epb.pubkey.Address().Bytes()
return BytesToAddress(addressByt)
}
func (epb *EdPubkey) VerifySignature(msg, sig []byte) bool {
return epb.pubkey.VerifySignature(msg, sig)
}
func (epb *EdPubkey) Type() string {
return epb.pubkey.Type()
}
func (epb *EdPubkey) Equals(key Key) bool {
edkey, ok := key.(*EdPubkey)
if !ok {
return false
}
return epb.pubkey.Equals(edkey.pubkey)
}
func (epb *EdPubkey) Bytes() []byte {
return epb.pubkey.Bytes()
}
func (epb *EdPubkey) String() string {
return ToHex(epb.Bytes())
}
func (epb *EdPubkey) BytesWithType() []byte {
return append([]byte(Ed25519Idx), epb.pubkey.Bytes()...)
}
func (epb *EdPubkey) StringWithType() string {
return ToHex(epb.BytesWithType())
}
// ------ Private Key -------
type EdPrivkey struct {
privkey ed25519.PrivKey
}
func (epr *EdPrivkey) SignData(data []byte) ([]byte, error) {
return epr.privkey.Sign(data)
}
func (epr *EdPrivkey) Type() string {
return epr.privkey.Type()
}
func (epr *EdPrivkey) Equals(key Key) bool {
edKey, ok := key.(*EdPrivkey)
if !ok {
return false
}
return epr.privkey.Equals(edKey.privkey)
}
func (epr *EdPrivkey) Bytes() []byte {
return epr.privkey.Bytes()
}
func (epr *EdPrivkey) String() string {
return ToHex(epr.Bytes())
}
func (epr *EdPrivkey) BytesWithType() []byte {
return append([]byte(Ed25519Idx), epr.privkey.Bytes()...)
}
func (epr *EdPrivkey) StringWithType() string {
return ToHex(epr.BytesWithType())
}
func GenEdKeyWithSecret(secret []byte) (PubKey, PrivKey) {
edPrivKey := ed25519.GenPrivKeyFromSecret(secret)
privkey := &EdPrivkey{edPrivKey}
pubkey := &EdPubkey{edPrivKey.PubKey().(ed25519.PubKey)}
return pubkey, privkey
}
func GenEdKey() (PubKey, PrivKey) {
edPrivKey := ed25519.GenPrivKey()
privkey := &EdPrivkey{edPrivKey}
pubkey := &EdPubkey{edPrivKey.PubKey().(ed25519.PubKey)}
return pubkey, privkey
}