From 7030d9eb47254499bba14f1c00abc6bf493efd91 Mon Sep 17 00:00:00 2001
From: Pieter Wuille <pieter.wuille@gmail.com>
Date: Fri, 6 Nov 2015 01:32:04 +0100
Subject: BIP144: Serialization, hashes, relay (sender side)

Contains refactorings by Eric Lombrozo.
Contains fixup by Nicolas Dorier.
Contains cleanup of CInv::GetCommand by Alex Morcos
---
 src/primitives/transaction.cpp | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

(limited to 'src/primitives/transaction.cpp')

diff --git a/src/primitives/transaction.cpp b/src/primitives/transaction.cpp
index 947f2e6a73..b0230530e8 100644
--- a/src/primitives/transaction.cpp
+++ b/src/primitives/transaction.cpp
@@ -60,21 +60,26 @@ std::string CTxOut::ToString() const
 }
 
 CMutableTransaction::CMutableTransaction() : nVersion(CTransaction::CURRENT_VERSION), nLockTime(0) {}
-CMutableTransaction::CMutableTransaction(const CTransaction& tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), nLockTime(tx.nLockTime) {}
+CMutableTransaction::CMutableTransaction(const CTransaction& tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), wit(tx.wit), nLockTime(tx.nLockTime) {}
 
 uint256 CMutableTransaction::GetHash() const
 {
-    return SerializeHash(*this);
+    return SerializeHash(*this, SER_GETHASH, SERIALIZE_TRANSACTION_NO_WITNESS);
 }
 
 void CTransaction::UpdateHash() const
 {
-    *const_cast<uint256*>(&hash) = SerializeHash(*this);
+    *const_cast<uint256*>(&hash) = SerializeHash(*this, SER_GETHASH, SERIALIZE_TRANSACTION_NO_WITNESS);
+}
+
+uint256 CTransaction::GetWitnessHash() const
+{
+    return SerializeHash(*this, SER_GETHASH, 0);
 }
 
 CTransaction::CTransaction() : nVersion(CTransaction::CURRENT_VERSION), vin(), vout(), nLockTime(0) { }
 
-CTransaction::CTransaction(const CMutableTransaction &tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), nLockTime(tx.nLockTime) {
+CTransaction::CTransaction(const CMutableTransaction &tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), wit(tx.wit), nLockTime(tx.nLockTime) {
     UpdateHash();
 }
 
@@ -82,6 +87,7 @@ CTransaction& CTransaction::operator=(const CTransaction &tx) {
     *const_cast<int*>(&nVersion) = tx.nVersion;
     *const_cast<std::vector<CTxIn>*>(&vin) = tx.vin;
     *const_cast<std::vector<CTxOut>*>(&vout) = tx.vout;
+    *const_cast<CTxWitness*>(&wit) = tx.wit;
     *const_cast<unsigned int*>(&nLockTime) = tx.nLockTime;
     *const_cast<uint256*>(&hash) = tx.hash;
     return *this;
@@ -136,6 +142,8 @@ std::string CTransaction::ToString() const
         nLockTime);
     for (unsigned int i = 0; i < vin.size(); i++)
         str += "    " + vin[i].ToString() + "\n";
+    for (unsigned int i = 0; i < wit.vtxinwit.size(); i++)
+        str += "    " + wit.vtxinwit[i].scriptWitness.ToString() + "\n";
     for (unsigned int i = 0; i < vout.size(); i++)
         str += "    " + vout[i].ToString() + "\n";
     return str;
-- 
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