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gcs/builder: skip OP_RETURN outputs when for regular filter

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This commit is contained in:
Olaoluwa Osuntokun 2018-06-14 19:44:04 -07:00
parent 98e65a007d
commit 46d39f9c2c
1 changed files with 8 additions and 0 deletions
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8
gcs/builder/builder.go
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@ -331,6 +331,14 @@ func BuildBasicFilter(block *wire.MsgBlock, prevOutScripts [][]byte) (*gcs.Filte
// For each output in a transaction, we'll add each of the // For each output in a transaction, we'll add each of the
// individual data pushes within the script. // individual data pushes within the script.
for _, txOut := range tx.TxOut { for _, txOut := range tx.TxOut {
// In order to allow the filters to later be committed
// to within an OP_RETURN output, we ignore all
// OP_RETURNs to avoid a circular dependency.
if txOut.PkScript[0] == txscript.OP_RETURN &&
txscript.IsPushOnlyScript(txOut.PkScript[1:]) {
continue
}
b.AddEntry(txOut.PkScript) b.AddEntry(txOut.PkScript)
} }
} }