X-Git-Url: https://git.novaco.in/?a=blobdiff_plain;f=src%2Fcrypter.h;h=20208e9dbd2da0ba9196184af6171100962f9743;hb=HEAD;hp=dd5d50664af1ae5dde1363f33bdfab7ab71406b5;hpb=9acf270b14e561fe959ff25001f083a00e5e1caa;p=novacoin.git

diff --git a/src/crypter.h b/src/crypter.h
index dd5d506..20208e9 100644
--- a/src/crypter.h
+++ b/src/crypter.h
@@ -53,29 +53,9 @@ 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 = 1;
+        nDerivationMethod = 0;
         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;
@@ -96,8 +76,8 @@ public:
 
     void CleanKey()
     {
-        memset(&chKey, 0, sizeof chKey);
-        memset(&chIV, 0, sizeof chIV);
+        OPENSSL_cleanse(&chKey, sizeof chKey);
+        OPENSSL_cleanse(&chIV, sizeof chIV);
         fKeySet = false;
     }
 
@@ -108,16 +88,16 @@ public:
         // Try to keep the key data out of swap (and be a bit over-careful to keep the IV that we don't even use out of swap)
         // Note that this does nothing about suspend-to-disk (which will put all our key data on disk)
         // Note as well that at no point in this program is any attempt made to prevent stealing of keys by reading the memory of the running process.
-        LockedPageManager::instance.LockRange(&chKey[0], sizeof chKey);
-        LockedPageManager::instance.LockRange(&chIV[0], sizeof chIV);
+        LockedPageManager::Instance().LockRange(&chKey[0], sizeof chKey);
+        LockedPageManager::Instance().LockRange(&chIV[0], sizeof chIV);
     }
 
     ~CCrypter()
     {
         CleanKey();
 
-        LockedPageManager::instance.UnlockRange(&chKey[0], sizeof chKey);
-        LockedPageManager::instance.UnlockRange(&chIV[0], sizeof chIV);
+        LockedPageManager::Instance().UnlockRange(&chKey[0], sizeof chKey);
+        LockedPageManager::Instance().UnlockRange(&chIV[0], sizeof chIV);
     }
 };