BIP144: Serialization, hashes, relay (sender side)

Contains refactorings by Eric Lombrozo.
Contains fixup by Nicolas Dorier.
Contains cleanup of CInv::GetCommand by Alex Morcos

1 files changed, 15 insertions, 1 deletions

diff --git a/src/core_read.cpp b/src/core_read.cpp
index 444a4c7eb..7cfda6dd6 100644
--- a/src/core_read.cpp
+++ b/src/core_read.cpp
@@ -90,12 +90,26 @@ CScript ParseScript(const std::string& s)
     return result;
 }
 
-bool DecodeHexTx(CTransaction& tx, const std::string& strHexTx)
+bool DecodeHexTx(CTransaction& tx, const std::string& strHexTx, bool fTryNoWitness)
 {
     if (!IsHex(strHexTx))
         return false;
 
     vector<unsigned char> txData(ParseHex(strHexTx));
+
+    if (fTryNoWitness) {
+        CDataStream ssData(txData, SER_NETWORK, PROTOCOL_VERSION | SERIALIZE_TRANSACTION_NO_WITNESS);
+        try {
+            ssData >> tx;
+            if (ssData.eof()) {
+                return true;
+            }
+        }
+        catch (const std::exception&) {
+            // Fall through.
+        }
+    }
+
     CDataStream ssData(txData, SER_NETWORK, PROTOCOL_VERSION);
     try {
         ssData >> tx;