From da60506fc80f6a78f1b271a9a53b956b49b37234 Mon Sep 17 00:00:00 2001
From: Pieter Wuille <pieter.wuille@gmail.com>
Date: Thu, 10 Nov 2016 15:53:43 -0800
Subject: Add deserializing constructors to CTransaction and
 CMutableTransaction

---
 src/primitives/transaction.cpp | 4 ++++
 src/primitives/transaction.h   | 9 +++++++++
 2 files changed, 13 insertions(+)

diff --git a/src/primitives/transaction.cpp b/src/primitives/transaction.cpp
index 7acdac17f2..91f4d29488 100644
--- a/src/primitives/transaction.cpp
+++ b/src/primitives/transaction.cpp
@@ -78,6 +78,10 @@ CTransaction::CTransaction(const CMutableTransaction &tx) : nVersion(tx.nVersion
     UpdateHash();
 }
 
+CTransaction::CTransaction(CMutableTransaction &&tx) : nVersion(tx.nVersion), vin(std::move(tx.vin)), vout(std::move(tx.vout)), wit(std::move(tx.wit)), nLockTime(tx.nLockTime) {
+    UpdateHash();
+}
+
 CTransaction& CTransaction::operator=(const CTransaction &tx) {
     *const_cast<int*>(&nVersion) = tx.nVersion;
     *const_cast<std::vector<CTxIn>*>(&vin) = tx.vin;
diff --git a/src/primitives/transaction.h b/src/primitives/transaction.h
index 1d176e5d8c..015a89ff10 100644
--- a/src/primitives/transaction.h
+++ b/src/primitives/transaction.h
@@ -379,6 +379,7 @@ public:
 
     /** Convert a CMutableTransaction into a CTransaction. */
     CTransaction(const CMutableTransaction &tx);
+    CTransaction(CMutableTransaction &&tx);
 
     CTransaction& operator=(const CTransaction& tx);
 
@@ -392,6 +393,9 @@ public:
         }
     }
 
+    template <typename Stream>
+    CTransaction(deserialize_type, Stream& s) : CTransaction(CMutableTransaction(deserialize, s)) {}
+
     bool IsNull() const {
         return vin.empty() && vout.empty();
     }
@@ -460,6 +464,11 @@ struct CMutableTransaction
         SerializeTransaction(*this, s, ser_action);
     }
 
+    template <typename Stream>
+    CMutableTransaction(deserialize_type, Stream& s) {
+        Unserialize(s);
+    }
+
     /** Compute the hash of this CMutableTransaction. This is computed on the
      * fly, as opposed to GetHash() in CTransaction, which uses a cached result.
      */
-- 
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