Release v2.2.0

vendor/github.com/muun/libwallet/btcsuitew/txscriptw/hashcache.go

@@ -0,0 +1,26 @@
+package txscriptw
+
+import (
+	"github.com/btcsuite/btcd/chaincfg/chainhash"
+	"github.com/btcsuite/btcd/wire"
+)
+
+// TaprootSigHashes contains the sigHash parts for a PayToTaproot signature
+type TaprootSigHashes struct {
+	HashPrevOuts      chainhash.Hash
+	HashSequence      chainhash.Hash
+	HashOutputs       chainhash.Hash
+	HashAmounts       chainhash.Hash
+	HashScriptPubKeys chainhash.Hash
+}
+
+// NewTaprootSigHashes calculates and returns the TaprootSigHashes
+func NewTaprootSigHashes(tx *wire.MsgTx, prevOuts []*wire.TxOut) *TaprootSigHashes {
+	return &TaprootSigHashes{
+		HashPrevOuts:      calcHashPrevOuts(tx),
+		HashSequence:      calcHashSequences(tx),
+		HashOutputs:       calcHashOutputs(tx),
+		HashAmounts:       calcHashAmounts(prevOuts),
+		HashScriptPubKeys: calcHashScriptPubKeys(prevOuts),
+	}
+}