neoneo-go/pkg/core/transaction/witness.go
Evgenii Stratonikov 634e9483d3 transaction: unmarshal Witness properly
Both verification and invocation scripts need to
be unmarshaled from hex.
Also fix failing RPC tests: block contains non-pointer
`transaction.Witness` field and (*Witness).MarshalJSON method
is not called.
2020-03-04 20:01:26 +03:00

57 lines
1.5 KiB
Go

package transaction
import (
"encoding/hex"
"encoding/json"
"github.com/nspcc-dev/neo-go/pkg/crypto/hash"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/util"
)
// Witness contains 2 scripts.
type Witness struct {
InvocationScript []byte `json:"invocation"`
VerificationScript []byte `json:"verification"`
}
// DecodeBinary implements Serializable interface.
func (w *Witness) DecodeBinary(br *io.BinReader) {
w.InvocationScript = br.ReadVarBytes()
w.VerificationScript = br.ReadVarBytes()
}
// EncodeBinary implements Serializable interface.
func (w *Witness) EncodeBinary(bw *io.BinWriter) {
bw.WriteVarBytes(w.InvocationScript)
bw.WriteVarBytes(w.VerificationScript)
}
// MarshalJSON implements the json marshaller interface.
func (w Witness) MarshalJSON() ([]byte, error) {
data := map[string]string{
"invocation": hex.EncodeToString(w.InvocationScript),
"verification": hex.EncodeToString(w.VerificationScript),
}
return json.Marshal(data)
}
// UnmarshalJSON implements json.Unmarshaler interface.
func (w *Witness) UnmarshalJSON(data []byte) error {
m := map[string]string{}
err := json.Unmarshal(data, &m)
if err != nil {
return err
}
if w.InvocationScript, err = hex.DecodeString(m["invocation"]); err != nil {
return err
}
w.VerificationScript, err = hex.DecodeString(m["verification"])
return err
}
// ScriptHash returns the hash of the VerificationScript.
func (w Witness) ScriptHash() util.Uint160 {
return hash.Hash160(w.VerificationScript)
}