func (k *KeysDB) Put(key *b32.Key, scriptPubKey []byte, purpose bitcoin.KeyPurpose) error {
k.lock.Lock()
defer k.lock.Unlock()
tx, _ := k.db.Begin()
stmt, _ := tx.Prepare("insert into keys(key, scriptPubKey, purpose, used) values(?,?,?,?)")
defer stmt.Close()
_, err := stmt.Exec(key.String(), hex.EncodeToString(scriptPubKey), int(purpose), 0)
if err != nil {
tx.Rollback()
return err
}
tx.Commit()
return nil
}
func (k *KeysDB) MarkKeyAsUsed(key *b32.Key) error {
k.lock.Lock()
defer k.lock.Unlock()
tx, err := k.db.Begin()
if err != nil {
return err
}
stmt, err := tx.Prepare("update keys set used=1 where key=?")
if err != nil {
return err
}
defer stmt.Close()
_, err = stmt.Exec(key.String())
if err != nil {
tx.Rollback()
return err
}
tx.Commit()
return nil
}