You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
75 lines
2.0 KiB
75 lines
2.0 KiB
package encoding
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
|
|
"github.com/tendermint/tendermint/crypto"
|
|
"github.com/tendermint/tendermint/crypto/ed25519"
|
|
pc "github.com/tendermint/tendermint/proto/tendermint/crypto"
|
|
)
|
|
|
|
// PubKeyToProto takes crypto.PubKey and transforms it to a protobuf Pubkey
|
|
func PubKeyToProto(k crypto.PubKey) (pc.PublicKey, error) {
|
|
var kp pc.PublicKey
|
|
switch k := k.(type) {
|
|
case ed25519.PubKey:
|
|
kp = pc.PublicKey{
|
|
Sum: &pc.PublicKey_Ed25519{
|
|
Ed25519: k,
|
|
},
|
|
}
|
|
default:
|
|
return kp, fmt.Errorf("toproto: key type %v is not supported", k)
|
|
}
|
|
return kp, nil
|
|
}
|
|
|
|
// PubKeyFromProto takes a protobuf Pubkey and transforms it to a crypto.Pubkey
|
|
func PubKeyFromProto(k pc.PublicKey) (crypto.PubKey, error) {
|
|
switch k := k.Sum.(type) {
|
|
case *pc.PublicKey_Ed25519:
|
|
if len(k.Ed25519) != ed25519.PubKeySize {
|
|
return nil, fmt.Errorf("invalid size for PubKeyEd25519. Got %d, expected %d",
|
|
len(k.Ed25519), ed25519.PubKeySize)
|
|
}
|
|
pk := make(ed25519.PubKey, ed25519.PubKeySize)
|
|
copy(pk, k.Ed25519)
|
|
return pk, nil
|
|
default:
|
|
return nil, fmt.Errorf("fromproto: key type %v is not supported", k)
|
|
}
|
|
}
|
|
|
|
// PrivKeyToProto takes crypto.PrivKey and transforms it to a protobuf PrivKey
|
|
func PrivKeyToProto(k crypto.PrivKey) (pc.PrivateKey, error) {
|
|
var kp pc.PrivateKey
|
|
switch k := k.(type) {
|
|
case ed25519.PrivKey:
|
|
kp = pc.PrivateKey{
|
|
Sum: &pc.PrivateKey_Ed25519{
|
|
Ed25519: k,
|
|
},
|
|
}
|
|
default:
|
|
return kp, errors.New("toproto: key type is not supported")
|
|
}
|
|
return kp, nil
|
|
}
|
|
|
|
// PrivKeyFromProto takes a protobuf PrivateKey and transforms it to a crypto.PrivKey
|
|
func PrivKeyFromProto(k pc.PrivateKey) (crypto.PrivKey, error) {
|
|
switch k := k.Sum.(type) {
|
|
case *pc.PrivateKey_Ed25519:
|
|
|
|
if len(k.Ed25519) != ed25519.PubKeySize {
|
|
return nil, fmt.Errorf("invalid size for PubKeyEd25519. Got %d, expected %d",
|
|
len(k.Ed25519), ed25519.PubKeySize)
|
|
}
|
|
pk := make(ed25519.PrivKey, ed25519.PrivateKeySize)
|
|
copy(pk, k.Ed25519)
|
|
return pk, nil
|
|
default:
|
|
return nil, errors.New("fromproto: key type not supported")
|
|
}
|
|
}
|