forked from TrueCloudLab/neoneo-go
5bf00db2c9
The logic here is that we'll have all binary encoding/decoding done via our io package, which simplifies error handling. This functionality doesn't belong to util, so it's moved. This also expands BufBinWriter with Reset() method to fit the needs of core package.
51 lines
1.3 KiB
Go
51 lines
1.3 KiB
Go
package transaction
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import (
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"encoding/hex"
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"encoding/json"
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"github.com/CityOfZion/neo-go/pkg/crypto/hash"
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"github.com/CityOfZion/neo-go/pkg/io"
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"github.com/CityOfZion/neo-go/pkg/util"
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)
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// Witness contains 2 scripts.
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type Witness struct {
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InvocationScript []byte
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VerificationScript []byte
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}
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// DecodeBinary implements the payload interface.
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func (w *Witness) DecodeBinary(br *io.BinReader) error {
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w.InvocationScript = br.ReadBytes()
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w.VerificationScript = br.ReadBytes()
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return br.Err
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}
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// EncodeBinary implements the payload interface.
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func (w *Witness) EncodeBinary(bw *io.BinWriter) error {
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bw.WriteBytes(w.InvocationScript)
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bw.WriteBytes(w.VerificationScript)
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return bw.Err
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}
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// MarshalJSON implements the json marshaller interface.
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func (w *Witness) MarshalJSON() ([]byte, error) {
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data := map[string]string{
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"invocation": hex.EncodeToString(w.InvocationScript),
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"verification": hex.EncodeToString(w.VerificationScript),
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}
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return json.Marshal(data)
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}
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// Size returns the size in bytes of the Witness.
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func (w *Witness) Size() int {
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return util.GetVarSize(w.InvocationScript) + util.GetVarSize(w.VerificationScript)
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}
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// ScriptHash returns the hash of the VerificationScript.
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func (w Witness) ScriptHash() util.Uint160 {
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return hash.Hash160(w.VerificationScript)
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}
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