From 2aa632921efd861a7c9968e8faf6c73cb3d62c4a Mon Sep 17 00:00:00 2001
From: Luke Dashjr <luke-jr+git@utopios.org>
Date: Fri, 10 Oct 2014 23:55:14 +0000
Subject: Enable customising node policy for datacarrier data size with a
 -datacarriersize option

---
 src/script/standard.cpp | 6 ++++--
 src/script/standard.h   | 1 +
 2 files changed, 5 insertions(+), 2 deletions(-)

(limited to 'src/script')

diff --git a/src/script/standard.cpp b/src/script/standard.cpp
index 05938961bc..7356e541a6 100644
--- a/src/script/standard.cpp
+++ b/src/script/standard.cpp
@@ -15,6 +15,8 @@ using namespace std;
 
 typedef vector<unsigned char> valtype;
 
+unsigned nMaxDatacarrierBytes = MAX_OP_RETURN_RELAY;
+
 CScriptID::CScriptID(const CScript& in) : uint160(in.size() ? Hash160(in.begin(), in.end()) : 0) {}
 
 const char* GetTxnOutputType(txnouttype t)
@@ -139,8 +141,8 @@ bool Solver(const CScript& scriptPubKey, txnouttype& typeRet, vector<vector<unsi
             }
             else if (opcode2 == OP_SMALLDATA)
             {
-                // small pushdata, <= MAX_OP_RETURN_RELAY bytes
-                if (vch1.size() > MAX_OP_RETURN_RELAY)
+                // small pushdata, <= nMaxDatacarrierBytes
+                if (vch1.size() > nMaxDatacarrierBytes)
                     break;
             }
             else if (opcode1 != opcode2 || vch1 != vch2)
diff --git a/src/script/standard.h b/src/script/standard.h
index 961b214c89..d795121e3c 100644
--- a/src/script/standard.h
+++ b/src/script/standard.h
@@ -26,6 +26,7 @@ public:
 };
 
 static const unsigned int MAX_OP_RETURN_RELAY = 40;      // bytes
+extern unsigned nMaxDatacarrierBytes;
 
 // Mandatory script verification flags that all new blocks must comply with for
 // them to be valid. (but old blocks may not comply with) Currently just P2SH,
-- 
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