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storage_key.go
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/
storage_key.go
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/*
* Copyright (C) 2018 The ontology Authors
* This file is part of The ontology library.
*
* The ontology is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The ontology is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with The ontology. If not, see <http://www.gnu.org/licenses/>.
*/
package states
import (
"bytes"
"io"
"github.com/ontio/ontology/common"
"github.com/ontio/ontology/common/serialization"
)
type StorageKey struct {
ContractAddress common.Address
Key []byte
}
func (this *StorageKey) Serialize(w io.Writer) (int, error) {
if err := this.ContractAddress.Serialize(w); err != nil {
return 0, err
}
if err := serialization.WriteVarBytes(w, this.Key); err != nil {
return 0, err
}
return 0, nil
}
func (this *StorageKey) Deserialize(r io.Reader) error {
if err := this.ContractAddress.Deserialize(r); err != nil {
return err
}
key, err := serialization.ReadVarBytes(r)
if err != nil {
return err
}
this.Key = key
return nil
}
func (this *StorageKey) ToArray() []byte {
b := new(bytes.Buffer)
this.Serialize(b)
return b.Bytes()
}