From 3f0ee3e5011430461c7c61f4f2d406bf3cd8b54b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jorge=20Tim=C3=B3n?= <jtimon@jtimon.cc>
Date: Sun, 25 Jun 2017 04:16:21 +0200
Subject: Proper indentation for CheckTxInputs and other minor fixes

---
 src/consensus/tx_verify.cpp | 76 +++++++++++++++++++++++----------------------
 1 file changed, 39 insertions(+), 37 deletions(-)

(limited to 'src/consensus/tx_verify.cpp')

diff --git a/src/consensus/tx_verify.cpp b/src/consensus/tx_verify.cpp
index 0671cbc132..25647ba6af 100644
--- a/src/consensus/tx_verify.cpp
+++ b/src/consensus/tx_verify.cpp
@@ -13,7 +13,7 @@
 #include "chain.h"
 #include "coins.h"
 #include "utilmoneystr.h"
- 
+
 bool IsFinalTx(const CTransaction &tx, int nBlockHeight, int64_t nBlockTime)
 {
     if (tx.nLockTime == 0)
@@ -207,44 +207,46 @@ bool CheckTransaction(const CTransaction& tx, CValidationState &state, bool fChe
 
 bool Consensus::CheckTxInputs(const CTransaction& tx, CValidationState& state, const CCoinsViewCache& inputs, int nSpendHeight)
 {
-        // This doesn't trigger the DoS code on purpose; if it did, it would make it easier
-        // for an attacker to attempt to split the network.
-        if (!inputs.HaveInputs(tx))
-            return state.Invalid(false, 0, "", "Inputs unavailable");
-
-        CAmount nValueIn = 0;
-        CAmount nFees = 0;
-        for (unsigned int i = 0; i < tx.vin.size(); i++)
-        {
-            const COutPoint &prevout = tx.vin[i].prevout;
-            const Coin& coin = inputs.AccessCoin(prevout);
-            assert(!coin.IsSpent());
-
-            // If prev is coinbase, check that it's matured
-            if (coin.IsCoinBase()) {
-                if (nSpendHeight - coin.nHeight < COINBASE_MATURITY)
-                    return state.Invalid(false,
-                        REJECT_INVALID, "bad-txns-premature-spend-of-coinbase",
-                        strprintf("tried to spend coinbase at depth %d", nSpendHeight - coin.nHeight));
-            }
-
-            // Check for negative or overflow input values
-            nValueIn += coin.out.nValue;
-            if (!MoneyRange(coin.out.nValue) || !MoneyRange(nValueIn))
-                return state.DoS(100, false, REJECT_INVALID, "bad-txns-inputvalues-outofrange");
+    // This doesn't trigger the DoS code on purpose; if it did, it would make it easier
+    // for an attacker to attempt to split the network.
+    if (!inputs.HaveInputs(tx)) {
+        return state.Invalid(false, 0, "", "Inputs unavailable");
+    }
+
+    CAmount nValueIn = 0;
+    CAmount nFees = 0;
+    for (unsigned int i = 0; i < tx.vin.size(); ++i) {
+        const COutPoint &prevout = tx.vin[i].prevout;
+        const Coin& coin = inputs.AccessCoin(prevout);
+        assert(!coin.IsSpent());
+
+        // If prev is coinbase, check that it's matured
+        if (coin.IsCoinBase() && nSpendHeight - coin.nHeight < COINBASE_MATURITY) {
+            return state.Invalid(false,
+                REJECT_INVALID, "bad-txns-premature-spend-of-coinbase",
+                strprintf("tried to spend coinbase at depth %d", nSpendHeight - coin.nHeight));
+        }
 
+        // Check for negative or overflow input values
+        nValueIn += coin.out.nValue;
+        if (!MoneyRange(coin.out.nValue) || !MoneyRange(nValueIn)) {
+            return state.DoS(100, false, REJECT_INVALID, "bad-txns-inputvalues-outofrange");
         }
+    }
+
+    if (nValueIn < tx.GetValueOut()) {
+        return state.DoS(100, false, REJECT_INVALID, "bad-txns-in-belowout", false,
+            strprintf("value in (%s) < value out (%s)", FormatMoney(nValueIn), FormatMoney(tx.GetValueOut())));
+    }
 
-        if (nValueIn < tx.GetValueOut())
-            return state.DoS(100, false, REJECT_INVALID, "bad-txns-in-belowout", false,
-                strprintf("value in (%s) < value out (%s)", FormatMoney(nValueIn), FormatMoney(tx.GetValueOut())));
-
-        // Tally transaction fees
-        CAmount nTxFee = nValueIn - tx.GetValueOut();
-        if (nTxFee < 0)
-            return state.DoS(100, false, REJECT_INVALID, "bad-txns-fee-negative");
-        nFees += nTxFee;
-        if (!MoneyRange(nFees))
-            return state.DoS(100, false, REJECT_INVALID, "bad-txns-fee-outofrange");
+    // Tally transaction fees
+    CAmount nTxFee = nValueIn - tx.GetValueOut();
+    if (nTxFee < 0) {
+        return state.DoS(100, false, REJECT_INVALID, "bad-txns-fee-negative");
+    }
+    nFees += nTxFee;
+    if (!MoneyRange(nFees)) {
+        return state.DoS(100, false, REJECT_INVALID, "bad-txns-fee-outofrange");
+    }
     return true;
 }
-- 
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