Add scrypt+sha512 key derivation method.

[novacoin.git] / src / crypter.h

diff --git a/src/crypter.h b/src/crypter.h
index 04538a3..dd5d506 100644 (file)
--- a/src/crypter.h
+++ b/src/crypter.h
@@ -53,9 +53,29 @@ public:
         // 25000 rounds is just under 0.1 seconds on a 1.86 GHz Pentium M
         // ie slightly lower than the lowest hardware we need bother supporting
         nDeriveIterations = 25000;
-        nDerivationMethod = 0;
+        nDerivationMethod = 1;
         vchOtherDerivationParameters = std::vector<unsigned char>(0);
     }
+
+    CMasterKey(unsigned int nDerivationMethodIndex)
+    {
+        switch (nDerivationMethodIndex)
+        {
+            case 0: // sha512
+            default:
+                nDeriveIterations = 25000;
+                nDerivationMethod = 0;
+                vchOtherDerivationParameters = std::vector<unsigned char>(0);
+            break;
+
+            case 1: // scrypt+sha512
+                nDeriveIterations = 10000;
+                nDerivationMethod = 1;
+                vchOtherDerivationParameters = std::vector<unsigned char>(0);
+            break;
+        }
+    }
+
 };
 
 typedef std::vector<unsigned char, secure_allocator<unsigned char> > CKeyingMaterial;