interfaces: Add isChange to wallet interface

bitcoin-core · Jan 23, 2023 · b1b9278 · b1b9278
1 parent 7e68e6f
commit b1b9278
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Showing 2 changed files with 8 additions and 0 deletions.
diff --git a/src/interfaces/wallet.h b/src/interfaces/wallet.h
@@ -123,6 +123,9 @@ class Wallet
     //! Save or remove receive request.
     virtual bool setAddressReceiveRequest(const CTxDestination& dest, const std::string& id, const std::string& value) = 0;
 
+    //! Whether the given output is a change
+    virtual bool isChange(const CTxOut& txout) const = 0;
+
     //! Display address on external signer
     virtual bool displayAddress(const CTxDestination& dest) = 0;
 

diff --git a/src/wallet/interfaces.cpp b/src/wallet/interfaces.cpp
@@ -224,6 +224,11 @@ class WalletImpl : public Wallet
         WalletBatch batch{m_wallet->GetDatabase()};
         return m_wallet->SetAddressReceiveRequest(batch, dest, id, value);
     }
+    bool isChange(const CTxOut& txout) const override
+    {
+        LOCK(m_wallet->cs_wallet);
+        return OutputIsChange(*m_wallet, txout);
+    }
     bool displayAddress(const CTxDestination& dest) override
     {
         LOCK(m_wallet->cs_wallet);