4 files changed, 15 insertions, 10 deletions
diff --git a/src/wallet/feebumper.cpp b/src/wallet/feebumper.cpp
index 6b030935f3..82e5974065 100644
--- a/src/wallet/feebumper.cpp
+++ b/src/wallet/feebumper.cpp
@@ -5,6 +5,7 @@
 #include "consensus/validation.h"
 #include "wallet/feebumper.h"
 #include "wallet/wallet.h"
+#include "policy/fees.h"
 #include "policy/policy.h"
 #include "policy/rbf.h"
 #include "validation.h" //for mempool access
@@ -159,11 +160,11 @@ CFeeBumper::CFeeBumper(const CWallet *pWallet, const uint256 txidIn, int newConf
     } else {
         // if user specified a confirm target then don't consider any global payTxFee
         if (specifiedConfirmTarget) {
-            nNewFee = CWallet::GetMinimumFee(maxNewTxSize, newConfirmTarget, mempool, CAmount(0));
+            nNewFee = CWallet::GetMinimumFee(maxNewTxSize, newConfirmTarget, mempool, ::feeEstimator, CAmount(0));
         }
         // otherwise use the regular wallet logic to select payTxFee or default confirm target
         else {
-            nNewFee = CWallet::GetMinimumFee(maxNewTxSize, newConfirmTarget, mempool);
+            nNewFee = CWallet::GetMinimumFee(maxNewTxSize, newConfirmTarget, mempool, ::feeEstimator);
         }
 
         nNewFeeRate = CFeeRate(nNewFee, maxNewTxSize);
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 7408806b7d..f8006a6255 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -9,8 +9,10 @@
 #include "consensus/validation.h"
 #include "core_io.h"
 #include "init.h"
+#include "wallet/coincontrol.h"
 #include "validation.h"
 #include "net.h"
+#include "policy/fees.h"
 #include "policy/policy.h"
 #include "policy/rbf.h"
 #include "rpc/server.h"
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index cafb6dda11..211be76c45 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -16,6 +16,7 @@
 #include "keystore.h"
 #include "validation.h"
 #include "net.h"
+#include "policy/fees.h"
 #include "policy/policy.h"
 #include "policy/rbf.h"
 #include "primitives/block.h"
@@ -2076,7 +2077,7 @@ static void ApproximateBestSubset(const std::vector<CInputCoin>& vValue, const C
                 //that the rng is fast. We do not use a constant random sequence,
                 //because there may be some privacy improvement by making
                 //the selection random.
-                if (nPass == 0 ? insecure_rand.rand32()&1 : !vfIncluded[i])
+                if (nPass == 0 ? insecure_rand.randbool() : !vfIncluded[i])
                 {
                     nTotal += vValue[i].txout.nValue;
                     vfIncluded[i] = true;
@@ -2594,7 +2595,7 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CWalletT
                 if (coinControl && coinControl->nConfirmTarget > 0)
                     currentConfirmationTarget = coinControl->nConfirmTarget;
 
-                CAmount nFeeNeeded = GetMinimumFee(nBytes, currentConfirmationTarget, mempool);
+                CAmount nFeeNeeded = GetMinimumFee(nBytes, currentConfirmationTarget, ::mempool, ::feeEstimator);
                 if (coinControl && nFeeNeeded > 0 && coinControl->nMinimumTotalFee > nFeeNeeded) {
                     nFeeNeeded = coinControl->nMinimumTotalFee;
                 }
@@ -2768,19 +2769,19 @@ CAmount CWallet::GetRequiredFee(unsigned int nTxBytes)
     return std::max(minTxFee.GetFee(nTxBytes), ::minRelayTxFee.GetFee(nTxBytes));
 }
 
-CAmount CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool)
+CAmount CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool, const CBlockPolicyEstimator& estimator)
 {
     // payTxFee is the user-set global for desired feerate
-    return GetMinimumFee(nTxBytes, nConfirmTarget, pool, payTxFee.GetFee(nTxBytes));
+    return GetMinimumFee(nTxBytes, nConfirmTarget, pool, estimator, payTxFee.GetFee(nTxBytes));
 }
 
-CAmount CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool, CAmount targetFee)
+CAmount CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool, const CBlockPolicyEstimator& estimator, CAmount targetFee)
 {
     CAmount nFeeNeeded = targetFee;
     // User didn't set: use -txconfirmtarget to estimate...
     if (nFeeNeeded == 0) {
         int estimateFoundTarget = nConfirmTarget;
-        nFeeNeeded = pool.estimateSmartFee(nConfirmTarget, &estimateFoundTarget).GetFee(nTxBytes);
+        nFeeNeeded = estimator.estimateSmartFee(nConfirmTarget, &estimateFoundTarget, pool).GetFee(nTxBytes);
         // ... unless we don't have enough mempool data for estimatefee, then use fallbackFee
         if (nFeeNeeded == 0)
             nFeeNeeded = fallbackFee.GetFee(nTxBytes);
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 8cec04e2e7..a52ae99ed1 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -73,6 +73,7 @@ class CReserveKey;
 class CScript;
 class CScheduler;
 class CTxMemPool;
+class CBlockPolicyEstimator;
 class CWalletTx;
 
 /** (client) version numbers for particular wallet features */
@@ -946,12 +947,12 @@ public:
      * Estimate the minimum fee considering user set parameters
      * and the required fee
      */
-    static CAmount GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool);
+    static CAmount GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool, const CBlockPolicyEstimator& estimator);
     /**
      * Estimate the minimum fee considering required fee and targetFee or if 0
      * then fee estimation for nConfirmTarget
      */
-    static CAmount GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool, CAmount targetFee);
+    static CAmount GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool, const CBlockPolicyEstimator& estimator, CAmount targetFee);
     /**
      * Return the minimum required fee taking into account the
      * floating relay fee and user set minimum transaction fee