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consensus: implement Verifiable interface for Payload

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This commit is contained in:
Evgenii Stratonikov 2020-04-14 17:45:02 +03:00
parent 82b230f19f
commit a224917229
1 changed files with 7 additions and 2 deletions
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9
pkg/consensus/payload.go
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@ -186,7 +186,7 @@ func (p *Payload) EncodeBinary(w *io.BinWriter) {
// Sign signs payload using the private key.
// It also sets corresponding verification and invocation scripts.
func (p *Payload) Sign(key *privateKey) error {
sig, err := key.Sign(p.MarshalUnsigned())
sig, err := key.Sign(p.GetSignedPart())
if err != nil {
return err
}
@ -197,6 +197,11 @@ func (p *Payload) Sign(key *privateKey) error {
return nil
}
// GetSignedPart implements crypto.Verifiable interface.
func (p *Payload) GetSignedPart() []byte {
return p.MarshalUnsigned()
}
// Verify verifies payload using provided Witness.
func (p *Payload) Verify(scriptHash util.Uint160) bool {
verification, err := core.ScriptFromWitness(scriptHash, &p.Witness)
@ -205,7 +210,7 @@ func (p *Payload) Verify(scriptHash util.Uint160) bool {
}
v := vm.New()
h := sha256.Sum256(p.MarshalUnsigned())
h := sha256.Sum256(p.GetSignedPart())
v.SetCheckedHash(h[:])
v.LoadScript(verification)