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sr25519.go
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sr25519.go
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package keypair
import (
"github.com/tendermint/tendermint/crypto/sr25519"
. "github.com/yu-org/yu/common"
)
// ------ Public Key ------
type SrPubkey struct {
pubkey sr25519.PubKey
}
func SrPubKeyFromBytes(data []byte) *SrPubkey {
return &SrPubkey{pubkey: data}
}
func (spb *SrPubkey) Address() Address {
addressByt := spb.pubkey.Address().Bytes()
return BytesToAddress(addressByt)
}
func (spb *SrPubkey) VerifySignature(msg, sig []byte) bool {
return spb.pubkey.VerifySignature(msg, sig)
}
func (spb *SrPubkey) Type() string {
return spb.pubkey.Type()
}
func (spb *SrPubkey) Equals(key Key) bool {
srKey, ok := key.(*SrPubkey)
if !ok {
return false
}
return spb.pubkey.Equals(srKey.pubkey)
}
func (spb *SrPubkey) Bytes() []byte {
return spb.pubkey.Bytes()
}
func (spb *SrPubkey) String() string {
return ToHex(spb.Bytes())
}
func (spb *SrPubkey) BytesWithType() []byte {
return append([]byte(Sr25519Idx), spb.pubkey.Bytes()...)
}
func (spb *SrPubkey) StringWithType() string {
return ToHex(spb.BytesWithType())
}
// ----- Private Key ------
type SrPrivkey struct {
privkey sr25519.PrivKey
}
func (spr *SrPrivkey) SignData(data []byte) ([]byte, error) {
return spr.privkey.Sign(data)
}
func (spr *SrPrivkey) Type() string {
return spr.privkey.Type()
}
func (spr *SrPrivkey) Equals(key Key) bool {
srKey, ok := key.(*SrPrivkey)
if !ok {
return false
}
return spr.privkey.Equals(srKey.privkey)
}
func (spr *SrPrivkey) Bytes() []byte {
return spr.privkey.Bytes()
}
func (spr *SrPrivkey) String() string {
return ToHex(spr.Bytes())
}
func (spr *SrPrivkey) BytesWithType() []byte {
return append([]byte(Sr25519Idx), spr.privkey.Bytes()...)
}
func (spr *SrPrivkey) StringWithType() string {
return ToHex(spr.BytesWithType())
}
func GenSrKeyWithSecret(secret []byte) (PubKey, PrivKey) {
srPrivkey := sr25519.GenPrivKeyFromSecret(secret)
privkey := &SrPrivkey{srPrivkey}
pubkey := &SrPubkey{srPrivkey.PubKey().(sr25519.PubKey)}
return pubkey, privkey
}
func GenSrKey() (PubKey, PrivKey) {
srPrivkey := sr25519.GenPrivKey()
privkey := &SrPrivkey{srPrivkey}
pubkey := &SrPubkey{srPrivkey.PubKey().(sr25519.PubKey)}
return pubkey, privkey
}