From e679ec969c8b22c676ebb10bea1038f6c8f13b33 Mon Sep 17 00:00:00 2001
From: Gavin Andresen <gavinandresen@gmail.com>
Date: Mon, 3 Oct 2011 13:05:43 -0400
Subject: OP_EVAL implementation

OP_EVAL is a new opcode that evaluates an item on the stack as a script.
It enables a new type of bitcoin address that needs an arbitrarily
complex script to redeem.
---
 src/keystore.cpp | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'src/keystore.cpp')

diff --git a/src/keystore.cpp b/src/keystore.cpp
index 6cf557fafe..c9b9b4a5de 100644
--- a/src/keystore.cpp
+++ b/src/keystore.cpp
@@ -33,6 +33,36 @@ bool CBasicKeyStore::AddKey(const CKey& key)
     return true;
 }
 
+bool CBasicKeyStore::AddCScript(const uint160 &hash, const std::vector<unsigned char>& data)
+{
+    CRITICAL_BLOCK(cs_KeyStore)
+        mapData[hash] = data;
+    return true;
+}
+
+bool CBasicKeyStore::HaveCScript(const uint160& hash) const
+{
+    bool result;
+    CRITICAL_BLOCK(cs_KeyStore)
+        result = (mapData.count(hash) > 0);
+    return result;
+}
+
+
+bool CBasicKeyStore::GetCScript(const uint160 &hash, std::vector<unsigned char>& dataOut) const
+{
+    CRITICAL_BLOCK(cs_KeyStore)
+    {
+        DataMap::const_iterator mi = mapData.find(hash);
+        if (mi != mapData.end())
+        {
+            dataOut = (*mi).second;
+            return true;
+        }
+    }
+    return false;
+}
+
 bool CCryptoKeyStore::SetCrypted()
 {
     CRITICAL_BLOCK(cs_KeyStore)
-- 
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