package transaction import ( "io" "github.com/CityOfZion/neo-go/pkg/util" ) // StateTX represents a state transaction. type StateTX struct { Descriptors []*StateDescriptor } // DecodeBinary implements the Payload interface. func (tx *StateTX) DecodeBinary(r io.Reader) error { br := util.BinReader{R: r} lenDesc := br.ReadVarUint() if br.Err != nil { return br.Err } tx.Descriptors = make([]*StateDescriptor, lenDesc) for i := 0; i < int(lenDesc); i++ { tx.Descriptors[i] = &StateDescriptor{} if err := tx.Descriptors[i].DecodeBinary(r); err != nil { return err } } return nil } // EncodeBinary implements the Payload interface. func (tx *StateTX) EncodeBinary(w io.Writer) error { bw := util.BinWriter{W: w} bw.WriteVarUint(uint64(len(tx.Descriptors))) if bw.Err != nil { return bw.Err } for _, desc := range tx.Descriptors { err := desc.EncodeBinary(w) if err != nil { return err } } return nil } // Size returns serialized binary size for this transaction. func (tx *StateTX) Size() int { sz := util.GetVarSize(uint64(len(tx.Descriptors))) for _, desc := range tx.Descriptors { sz += desc.Size() } return sz }