neoneo-go/pkg/core/transaction/claim.go
Roman Khimov 0da9fe6946 io: move size calculator there
It's mostly used for Serializable and in other cases where one needs to
estimate binary-encoded size of the stucture. This also simplifies future
removal of the Size() from Serializable.
2019-09-16 23:39:54 +03:00

49 lines
1 KiB
Go

package transaction
import (
"github.com/CityOfZion/neo-go/pkg/io"
)
// ClaimTX represents a claim transaction.
type ClaimTX struct {
Claims []*Input
}
// DecodeBinary implements the Payload interface.
func (tx *ClaimTX) DecodeBinary(br *io.BinReader) error {
lenClaims := br.ReadVarUint()
if br.Err != nil {
return br.Err
}
tx.Claims = make([]*Input, lenClaims)
for i := 0; i < int(lenClaims); i++ {
tx.Claims[i] = &Input{}
if err := tx.Claims[i].DecodeBinary(br); err != nil {
return err
}
}
return nil
}
// EncodeBinary implements the Payload interface.
func (tx *ClaimTX) EncodeBinary(bw *io.BinWriter) error {
bw.WriteVarUint(uint64(len(tx.Claims)))
if bw.Err != nil {
return bw.Err
}
for _, claim := range tx.Claims {
if err := claim.EncodeBinary(bw); err != nil {
return err
}
}
return nil
}
// Size returns serialized binary size for this transaction.
func (tx *ClaimTX) Size() int {
sz := io.GetVarSize(uint64(len(tx.Claims)))
for _, claim := range tx.Claims {
sz += claim.Size()
}
return sz
}