Wallet decryption support

[novacoin.git] / src / keystore.cpp

diff --git a/src/keystore.cpp b/src/keystore.cpp
index fb85da1..ef61748 100644 (file)
--- a/src/keystore.cpp
+++ b/src/keystore.cpp
@@ -269,3 +269,33 @@ bool CCryptoKeyStore::EncryptKeys(CKeyingMaterial& vMasterKeyIn)
     }
     return true;
 }
+
+bool CCryptoKeyStore::DecryptKeys(const CKeyingMaterial& vMasterKeyIn)
+{
+    {
+        LOCK(cs_KeyStore);
+        if (!IsCrypted())
+            return false;
+
+        CryptedKeyMap::const_iterator mi = mapCryptedKeys.begin();
+        for (; mi != mapCryptedKeys.end(); ++mi)
+        {
+            const CPubKey &vchPubKey = (*mi).second.first;
+            const std::vector<unsigned char> &vchCryptedSecret = (*mi).second.second;
+            CSecret vchSecret;
+            if(!DecryptSecret(vMasterKeyIn, vchCryptedSecret, vchPubKey.GetHash(), vchSecret))
+                return false;
+            if (vchSecret.size() != 32)
+                return false;
+            CKey key;
+            key.SetPubKey(vchPubKey);
+            key.SetSecret(vchSecret);
+            if (!CBasicKeyStore::AddKey(key))
+                return false;
+        }
+
+        mapCryptedKeys.clear();
+    }
+
+    return true;
+}