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keys: support returning legacy verification script

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When one works with legacy (NEO2) wallets, it is useful to have access
to old verification script formats.
This commit is contained in:
Evgenii Stratonikov 2020-06-26 11:07:27 +03:00
parent 270377637a
commit f5cb035996
1 changed files with 6 additions and 0 deletions
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6
pkg/crypto/keys/publickey.go
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@ -242,6 +242,12 @@ func (p *PublicKey) EncodeBinary(w *io.BinWriter) {
func (p *PublicKey) GetVerificationScript() []byte {
b := p.Bytes()
buf := io.NewBufBinWriter()
if address.Prefix == address.NEO2Prefix {
buf.WriteB(0x21) // PUSHBYTES33
buf.WriteBytes(p.Bytes())
buf.WriteB(0xAC) // CHECKSIG
return buf.Bytes()
}
emit.Bytes(buf.BinWriter, b)
emit.Opcode(buf.BinWriter, opcode.PUSHNULL)
emit.Syscall(buf.BinWriter, "Neo.Crypto.ECDsaVerify")