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interop/crypto: allow ECDsaVerify to verify ScriptContainer

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When verifying transaction or block, verification script can be
a simple PUSHNULL + SYSCALL, which means that script-encontaining
entity should be verified.
This commit is contained in:
Evgenii Stratonikov 2020-04-13 16:18:28 +03:00
parent 8f08065a8e
commit a92872931c
3 changed files with 13 additions and 1 deletions
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4
pkg/core/interop/crypto/ecdsa.go
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@ -49,11 +49,13 @@ func ECDSACheckMultisig(ic *interop.Context, v *vm.VM) error {
return nil
}
func getMessage(_ *interop.Context, item vm.StackItem) []byte {
func getMessage(ic *interop.Context, item vm.StackItem) []byte {
var msg []byte
switch val := item.(type) {
case *vm.InteropItem:
msg = val.Value().(crypto.Verifiable).GetSignedPart()
case vm.NullItem:
msg = ic.Container.GetSignedPart()
default:
var err error
if msg, err = val.TryBytes(); err != nil {