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package rawdb
import (
"bytes"
coreDKG "github.com/dexon-foundation/dexon-consensus/core/crypto/dkg"
"github.com/dexon-foundation/dexon/log"
"github.com/dexon-foundation/dexon/rlp"
)
func ReadCoreDKGPrivateKeyRLP(db DatabaseReader, round uint64) rlp.RawValue {
data, _ := db.Get(coreDKGPrivateKeyKey(round))
return data
}
func WriteCoreDKGPrivateKeyRLP(db DatabaseWriter, round uint64, rlp rlp.RawValue) error {
err := db.Put(coreDKGPrivateKeyKey(round), rlp)
if err != nil {
log.Crit("Failed to store core DKG private key", "err", err, "round", round)
}
return err
}
func HasCoreDKGPrivateKey(db DatabaseReader, round uint64) (bool, error) {
return db.Has(coreDKGPrivateKeyKey(round))
}
func ReadCoreDKGPrivateKey(db DatabaseReader, round uint64) *coreDKG.PrivateKey {
data := ReadCoreDKGPrivateKeyRLP(db, round)
if len(data) == 0 {
return nil
}
key := new(coreDKG.PrivateKey)
if err := rlp.Decode(bytes.NewReader(data), key); err != nil {
log.Error("Invalid core DKG private key RLP", "round", round, "err", err)
return nil
}
return key
}
func WriteCoreDKGPrivateKey(db DatabaseWriter, round uint64, key *coreDKG.PrivateKey) error {
data, err := rlp.EncodeToBytes(key)
if err != nil {
log.Crit("Failed to RLP encode core DKG private key", "round", round, "err", err)
return err
}
return WriteCoreDKGPrivateKeyRLP(db, round, data)
}
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