From 80f52a2267f44a9cae4440615df3ff989be1579c Mon Sep 17 00:00:00 2001
From: Russell Yanofsky <russ@yanofsky.org>
Date: Fri, 28 Jul 2017 18:13:23 -0400
Subject: Remove uses of CheckFinalTx in wallet code

This commit does not change behavior.
---
 src/interfaces/chain.cpp  | 6 ++++++
 src/interfaces/chain.h    | 4 ++++
 src/interfaces/wallet.cpp | 4 ++--
 3 files changed, 12 insertions(+), 2 deletions(-)

(limited to 'src/interfaces')

diff --git a/src/interfaces/chain.cpp b/src/interfaces/chain.cpp
index da810bc5e6..c7c2d4e91c 100644
--- a/src/interfaces/chain.cpp
+++ b/src/interfaces/chain.cpp
@@ -8,6 +8,7 @@
 #include <chainparams.h>
 #include <primitives/block.h>
 #include <sync.h>
+#include <threadsafety.h>
 #include <uint256.h>
 #include <util/system.h>
 #include <validation.h>
@@ -132,6 +133,11 @@ class LockImpl : public Chain::Lock
         }
         return nullopt;
     }
+    bool checkFinalTx(const CTransaction& tx) override
+    {
+        LockAnnotation lock(::cs_main);
+        return CheckFinalTx(tx);
+    }
 };
 
 class LockingStateImpl : public LockImpl, public UniqueLock<CCriticalSection>
diff --git a/src/interfaces/chain.h b/src/interfaces/chain.h
index 3a54b9164e..453938751d 100644
--- a/src/interfaces/chain.h
+++ b/src/interfaces/chain.h
@@ -14,6 +14,7 @@
 
 class CBlock;
 class CScheduler;
+class CTransaction;
 class uint256;
 struct CBlockLocator;
 
@@ -102,6 +103,9 @@ public:
         //! is guaranteed to be an ancestor of the block used to create the
         //! locator.
         virtual Optional<int> findLocatorFork(const CBlockLocator& locator) = 0;
+
+        //! Check if transaction will be final given chain height current time.
+        virtual bool checkFinalTx(const CTransaction& tx) = 0;
     };
 
     //! Return Lock interface. Chain is locked when this is called, and
diff --git a/src/interfaces/wallet.cpp b/src/interfaces/wallet.cpp
index 0dac75834e..e870d3d537 100644
--- a/src/interfaces/wallet.cpp
+++ b/src/interfaces/wallet.cpp
@@ -99,7 +99,7 @@ WalletTx MakeWalletTx(interfaces::Chain::Lock& locked_chain, CWallet& wallet, co
 //! Construct wallet tx status struct.
 WalletTxStatus MakeWalletTxStatus(interfaces::Chain::Lock& locked_chain, const CWalletTx& wtx)
 {
-    LockAnnotation lock(::cs_main); // Temporary, for CheckFinalTx below. Removed in upcoming commit.
+    LockAnnotation lock(::cs_main); // Temporary, for mapBlockIndex below. Removed in upcoming commit.
 
     WalletTxStatus result;
     auto mi = ::mapBlockIndex.find(wtx.hashBlock);
@@ -109,7 +109,7 @@ WalletTxStatus MakeWalletTxStatus(interfaces::Chain::Lock& locked_chain, const C
     result.depth_in_main_chain = wtx.GetDepthInMainChain(locked_chain);
     result.time_received = wtx.nTimeReceived;
     result.lock_time = wtx.tx->nLockTime;
-    result.is_final = CheckFinalTx(*wtx.tx);
+    result.is_final = locked_chain.checkFinalTx(*wtx.tx);
     result.is_trusted = wtx.IsTrusted(locked_chain);
     result.is_abandoned = wtx.isAbandoned();
     result.is_coinbase = wtx.IsCoinBase();
-- 
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