--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/crypto/weakcrypto/test/tbigint/tprimegenvector.cpp Wed Jul 08 11:25:26 2009 +0100
@@ -0,0 +1,141 @@
+/*
+* Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+* tprimeproblem.cpp
+*
+*/
+
+
+#include <bigint.h>
+#include <random.h>
+#include "tprimegenvector.h"
+#include "t_input.h"
+#include "t_output.h"
+#include "tutils.h"
+#include "../../source/bigint/mont.h"
+
+CTestAction* CPrimeGenVector::NewL(RFs& aFs, CConsoleBase& aConsole,
+ Output& aOut, const TTestActionSpec& aTestActionSpec)
+ {
+ CTestAction* self = CPrimeGenVector::NewLC(aFs, aConsole,
+ aOut, aTestActionSpec);
+ CleanupStack::Pop();
+ return self;
+ }
+
+CTestAction* CPrimeGenVector::NewLC(RFs& aFs, CConsoleBase& aConsole,
+ Output& aOut, const TTestActionSpec& aTestActionSpec)
+ {
+ CPrimeGenVector* self = new(ELeave) CPrimeGenVector(aFs, aConsole, aOut);
+ CleanupStack::PushL(self);
+ self->ConstructL(aTestActionSpec);
+ return self;
+ }
+
+CPrimeGenVector::~CPrimeGenVector()
+ {
+ delete iBody;
+ delete iRandomDes;
+ delete iPrimeDes;
+ iRandom.Close();
+ iPrime.Close();
+ }
+
+CPrimeGenVector::CPrimeGenVector(RFs& aFs, CConsoleBase& aConsole, Output& aOut)
+ : CTestAction(aConsole, aOut), iFs(aFs)
+ {
+ }
+
+void CPrimeGenVector::ConstructL(const TTestActionSpec& aTestActionSpec)
+ {
+ CTestAction::ConstructL(aTestActionSpec);
+
+ iBody = HBufC8::NewL(aTestActionSpec.iActionBody.Length());
+ iBody->Des().Copy(aTestActionSpec.iActionBody);
+
+ iBits = Input::ParseIntElement(*iBody, _L8("<bits>"), _L8("</bits>"));
+ iRandomDes = Input::ParseElementHexL(*iBody, _L8("<random>"));
+ iPrimeDes = Input::ParseElementHexL(*iBody, _L8("<prime>"));
+ }
+
+void CPrimeGenVector::DoPerformPrerequisite(TRequestStatus& aStatus)
+ {
+ iRandom = RInteger::NewL(*iRandomDes);
+ iPrime = RInteger::NewL(*iPrimeDes);
+ TRequestStatus* status = &aStatus;
+ User::RequestComplete(status, KErrNone);
+ iActionState = CTestAction::EAction;
+ }
+
+void CPrimeGenVector::DoPerformPostrequisite(TRequestStatus& aStatus)
+ {
+ TRequestStatus* status = &aStatus;
+ iFinished = ETrue;
+ User::RequestComplete(status, KErrNone);
+ }
+
+void CPrimeGenVector::DoReportAction(void)
+ {
+ }
+
+void CPrimeGenVector::DoCheckResult(TInt)
+ {
+ iResult = (iResult && iExpectedResult) || (!iResult && !iExpectedResult);
+ if (iResult)
+ iConsole.Printf(_L("."));
+ else
+ iConsole.Printf(_L("X"));
+ }
+
+void CPrimeGenVector::PerformAction(TRequestStatus& aStatus)
+ {
+ TRAPD(res, PerformActionL());
+ __ASSERT_ALWAYS(!res, User::Panic(_L("CPrimeGenVector::PerformAction"), res));
+ TRequestStatus* status = &aStatus;
+ User::RequestComplete(status, KErrNone);
+ iActionState = CTestAction::EPostrequisite;
+ }
+
+void CPrimeGenVector::PerformActionL()
+ {
+ __UHEAP_MARK;
+
+ iResult = EFalse;;
+
+ //Returned number should be the next prime after our initial "random" number
+
+ //This CRandomSetSource stuff is a little dodgy as:
+ // 1) it has no NewL's with is fine as long as it doesn't allocate memory
+ // 2) more importantly, the prime generation routines use random numbers to
+ // determine whether or not the numbers it generates are prime.
+ // Since CRandomSetSource has already exhausted its given list of "random"
+ // numbers it returns 0's for use with anything else that calls it. It
+ // makes the primality testing a little bogus if you were using it for real
+ // things, but the test vectors that are there have already been verified
+ // and are known to be prime.
+ CRandomSetSource* incrementingRandom = new(ELeave)CRandomSetSource(*iRandomDes);
+ SetThreadRandomLC(incrementingRandom);
+
+ RInteger prime = RInteger::NewPrimeL(iBits);
+
+ if(prime == iPrime)
+ {
+ iResult = ETrue;
+ }
+ prime.Close();
+
+ CleanupStack::PopAndDestroy(1); //SetThreadRandomLC
+
+ __UHEAP_MARKEND;
+ }