--- a/cryptoservices/certificateandkeymgmt/tasn1/testsequence.cpp Tue Jul 21 01:04:32 2009 +0100
+++ b/cryptoservices/certificateandkeymgmt/tasn1/testsequence.cpp Thu Sep 10 14:01:51 2009 +0300
@@ -1,251 +1,251 @@
-/*
-* Copyright (c) 2001-2009 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:
-* Implementation for testing sequence object encoding/decoding
-*
-*/
-
-
-#include "testsequence.h"
-#include "tasn1normaltest.h"
-#include <asn1enc.h>
-#include <asn1dec.h>
-#include <e32math.h>
-#include <e32cons.h>
-
-#include <bigint.h>
-
-CTestSequence* CTestSequence::NewL(CASN1NormalTest &aASN1Action)
- {
- CTestSequence* test = new (ELeave) CTestSequence(aASN1Action);
- return test;
- }
-
-CTestSequence::CTestSequence(CASN1NormalTest &aASN1Action) : CTestBase(aASN1Action)
- {
- };
-
-
-void CTestSequence::GetName(TDes& aBuf)
- {
- aBuf.Copy(_L("Test Sequence"));
- }
-
-void CTestSequence::FillParameterArray(void)
- {
- iParameters->Append(CTestParameter::EInt);
- iParameters->Append(CTestParameter::EInt);
- }
-
-
-TBool CTestSequence::PerformTest(CConsoleBase& aConsole, const TInt &aTestDepth, const TInt &aTestSize, const TInt &aTestNumber, const TInt &aTotalTests)
- {
- iObjectsEncoded = 1;
- CASN1EncBase* encoder = MakeSequenceEncoderLC(aTestDepth, 0, aTestSize);
-
- // Prepare a buffer
- TInt totalLength = encoder->LengthDER();
- HBufC8* buf = HBufC8::NewMaxLC(totalLength);
- TPtr8 tBuf = buf->Des();
-
- // Write into the buffer
- TUint writeLength = 0;
- encoder->WriteDERL(tBuf, writeLength);
-
- // Check number of objects in buffer reads OK and matches what we hoped
- TInt objectsRead = ReadAndCountL(tBuf);
- if (objectsRead != iObjectsEncoded)
- {
- aConsole.Write(_L("ERROR! Encoded sequence object count mismatch\n"));
- iASN1Action.ReportProgressL(KErrASN1EncodingError, aTestNumber, aTotalTests);
- CleanupStack::PopAndDestroy(2); // buf, encoder
- return(EFalse);
- }
- else
- {
- iASN1Action.ReportProgressL(KErrNone, aTestNumber, aTotalTests);
- CleanupStack::PopAndDestroy(2); // buf, encoder
- return(ETrue);
- }
- }
-
-
-CASN1EncSequence* CTestSequence::MakeSequenceEncoderLC(TInt aMaxDepth,
- TInt aMinSize,
- TInt aMaxSize)
- {
- __ASSERT_ALWAYS(aMaxDepth > 0, User::Leave(KErrArgument));
- __ASSERT_ALWAYS(aMinSize >= 0, User::Leave(KErrArgument));
- __ASSERT_ALWAYS(aMinSize <= aMaxSize, User::Leave(KErrArgument));
-
- CASN1EncSequence* encoder = CASN1EncSequence::NewLC();
-
- TUint targetSize = aMinSize + (Math::Random() % (aMaxSize + 1 - aMinSize));
- TUint size = 0;
- while (size < targetSize)
- {
- const TInt KMaxChildType = 3;
- const TInt childTypes = aMaxDepth > 1 ? KMaxChildType + 1 : KMaxChildType;
- const TInt childType = (Math::Random() >> 5) % childTypes;
- CASN1EncBase* child = 0;
- CASN1EncSequence* seqEnc = 0;
- switch (childType)
- {
- case 0:
- child = CASN1EncInt::NewLC(Math::Random());
- break;
- case 1:
- {
- RInteger i = RInteger::NewRandomL(1234, TInteger::EAllBitsRandom);
- CleanupStack::PushL(i);
- CASN1EncBigInt* encInt = CASN1EncBigInt::NewLC(i);
- CleanupStack::Pop(); // encInt
- CleanupStack::PopAndDestroy(&i); // a deep copy of the info is taken
- CleanupStack::PushL(encInt);
- child = encInt;
- break;
- }
- case 2:
- child = CASN1EncNull::NewLC();
- break;
- case KMaxChildType:
- // last case must be for next-level sequence encoder
- seqEnc = MakeSequenceEncoderLC(aMaxDepth - 1, aMinSize, aMaxSize);
- child = seqEnc;
- break;
- default:
- User::Leave(KErrNotSupported);
- break;
- }
-
- if (child)
- {
- encoder->AddChildL(child);
- CleanupStack::Pop(); // child
- ++iObjectsEncoded;
- ++size;
-
- // If we've just added a sequence, want to test ability to add things to a sequence
- // *that is itself a child*, to check size changes propagate upwards to parent
- if (seqEnc)
- {
- child = CASN1EncInt::NewLC(Math::Random());
-
- seqEnc->AddChildL(child);
- CleanupStack::Pop(); // child
- ++iObjectsEncoded;
- seqEnc = 0;
- }
- }
- }
-
- return encoder;
- }
-
-
-TInt CTestSequence::ReadAndCountL(const TDesC8& aBuf)
- {
- TInt result = 1;
-
- TASN1DecGeneric decoder(aBuf);
- decoder.InitL();
-
- TInt bufLength = aBuf.Length();
- TInt readLength = decoder.LengthDER();
-
- __ASSERT_ALWAYS(bufLength >= readLength, User::Leave(KErrCorrupt));
- if (bufLength > readLength)
- {
- // Read the remainder of this buffer too
- result += ReadAndCountL(aBuf.Mid(readLength));
- }
-
- if (decoder.Encoding()[0] & 0x20 // Tagged as constructed
- && decoder.LengthDERContent() > 0)
- {
- // Read objects from inside the sequence too
- result += ReadAndCountL(decoder.GetContentDER());
- }
-
- return result;
- }
-
-TBool CTestSequence::PerformTestsL(CConsoleBase& aConsole)
- {
- // Keep these two coprime to maximise combinations
- const TInt KMaxSize = 11;
- const TInt KMaxDepth = 10;
- CTestParameter* test;
- TInt totalTests, currentTest=0;
- TInt maxDepth;
- TInt maxSize;
-
- if(!CountTests(totalTests)) return(EFalse);
-
- for(TInt pos = 0; pos < iValues->Count(); pos++)
- {
- test = (*iValues)[pos];
- switch(test->GetType())
- {
- case CTestParameter::EInt :
- {
- CIntTestParameter *intTest = REINTERPRET_CAST(CIntTestParameter*, test);
-
- // Get the encoder and decoder
- maxDepth = intTest->Value();
- test = (*iValues)[++pos];
- if(test->GetType() != CTestParameter::EInt)
- {
- User::Leave(KErrNotSupported);
- }
- intTest = REINTERPRET_CAST(CIntTestParameter*, test);
- maxSize = intTest->Value();
- if(!PerformTest(aConsole, maxDepth, maxSize, currentTest, totalTests))
- {
- return(EFalse);
- }
- currentTest++;
- break;
- }
- case CTestParameter::ERandom :
- {
- CRandomTestParameter *randomTest = REINTERPRET_CAST(CRandomTestParameter*, test);
- // Get the encoder and decoder
-
- for(TInt test = 0; test <= randomTest->Interations(); test++)
- {
-
- // Get the encoder and decoder
- maxDepth = (test % KMaxDepth) + 1;
- maxSize = test % KMaxSize;
-
- currentTest++;
- // Don't do the too-big combinations (too slow)
- if (maxDepth + maxSize > 14) continue;
- if(!PerformTest(aConsole, maxDepth, maxSize, currentTest, totalTests))
- {
- return(EFalse);
- }
- }
- break;
- }
- default:
- {
- return EFalse;
- }
- }
- }
- iASN1Action.ReportProgressL(KErrNone, totalTests, totalTests);
- return(ETrue);
- }
+/*
+* Copyright (c) 2001-2009 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:
+* Implementation for testing sequence object encoding/decoding
+*
+*/
+
+
+#include "testsequence.h"
+#include "tasn1normaltest.h"
+#include <asn1enc.h>
+#include <asn1dec.h>
+#include <e32math.h>
+#include <e32cons.h>
+
+#include <bigint.h>
+
+CTestSequence* CTestSequence::NewL(CASN1NormalTest &aASN1Action)
+ {
+ CTestSequence* test = new (ELeave) CTestSequence(aASN1Action);
+ return test;
+ }
+
+CTestSequence::CTestSequence(CASN1NormalTest &aASN1Action) : CTestBase(aASN1Action)
+ {
+ };
+
+
+void CTestSequence::GetName(TDes& aBuf)
+ {
+ aBuf.Copy(_L("Test Sequence"));
+ }
+
+void CTestSequence::FillParameterArray(void)
+ {
+ iParameters->Append(CTestParameter::EInt);
+ iParameters->Append(CTestParameter::EInt);
+ }
+
+
+TBool CTestSequence::PerformTest(CConsoleBase& aConsole, const TInt &aTestDepth, const TInt &aTestSize, const TInt &aTestNumber, const TInt &aTotalTests)
+ {
+ iObjectsEncoded = 1;
+ CASN1EncBase* encoder = MakeSequenceEncoderLC(aTestDepth, 0, aTestSize);
+
+ // Prepare a buffer
+ TInt totalLength = encoder->LengthDER();
+ HBufC8* buf = HBufC8::NewMaxLC(totalLength);
+ TPtr8 tBuf = buf->Des();
+
+ // Write into the buffer
+ TUint writeLength = 0;
+ encoder->WriteDERL(tBuf, writeLength);
+
+ // Check number of objects in buffer reads OK and matches what we hoped
+ TInt objectsRead = ReadAndCountL(tBuf);
+ if (objectsRead != iObjectsEncoded)
+ {
+ aConsole.Write(_L("ERROR! Encoded sequence object count mismatch\n"));
+ iASN1Action.ReportProgressL(KErrASN1EncodingError, aTestNumber, aTotalTests);
+ CleanupStack::PopAndDestroy(2); // buf, encoder
+ return(EFalse);
+ }
+ else
+ {
+ iASN1Action.ReportProgressL(KErrNone, aTestNumber, aTotalTests);
+ CleanupStack::PopAndDestroy(2); // buf, encoder
+ return(ETrue);
+ }
+ }
+
+
+CASN1EncSequence* CTestSequence::MakeSequenceEncoderLC(TInt aMaxDepth,
+ TInt aMinSize,
+ TInt aMaxSize)
+ {
+ __ASSERT_ALWAYS(aMaxDepth > 0, User::Leave(KErrArgument));
+ __ASSERT_ALWAYS(aMinSize >= 0, User::Leave(KErrArgument));
+ __ASSERT_ALWAYS(aMinSize <= aMaxSize, User::Leave(KErrArgument));
+
+ CASN1EncSequence* encoder = CASN1EncSequence::NewLC();
+
+ TUint targetSize = aMinSize + (Math::Random() % (aMaxSize + 1 - aMinSize));
+ TUint size = 0;
+ while (size < targetSize)
+ {
+ const TInt KMaxChildType = 3;
+ const TInt childTypes = aMaxDepth > 1 ? KMaxChildType + 1 : KMaxChildType;
+ const TInt childType = (Math::Random() >> 5) % childTypes;
+ CASN1EncBase* child = 0;
+ CASN1EncSequence* seqEnc = 0;
+ switch (childType)
+ {
+ case 0:
+ child = CASN1EncInt::NewLC(Math::Random());
+ break;
+ case 1:
+ {
+ RInteger i = RInteger::NewRandomL(1234, TInteger::EAllBitsRandom);
+ CleanupStack::PushL(i);
+ CASN1EncBigInt* encInt = CASN1EncBigInt::NewLC(i);
+ CleanupStack::Pop(); // encInt
+ CleanupStack::PopAndDestroy(&i); // a deep copy of the info is taken
+ CleanupStack::PushL(encInt);
+ child = encInt;
+ break;
+ }
+ case 2:
+ child = CASN1EncNull::NewLC();
+ break;
+ case KMaxChildType:
+ // last case must be for next-level sequence encoder
+ seqEnc = MakeSequenceEncoderLC(aMaxDepth - 1, aMinSize, aMaxSize);
+ child = seqEnc;
+ break;
+ default:
+ User::Leave(KErrNotSupported);
+ break;
+ }
+
+ if (child)
+ {
+ encoder->AddChildL(child);
+ CleanupStack::Pop(); // child
+ ++iObjectsEncoded;
+ ++size;
+
+ // If we've just added a sequence, want to test ability to add things to a sequence
+ // *that is itself a child*, to check size changes propagate upwards to parent
+ if (seqEnc)
+ {
+ child = CASN1EncInt::NewLC(Math::Random());
+
+ seqEnc->AddChildL(child);
+ CleanupStack::Pop(); // child
+ ++iObjectsEncoded;
+ seqEnc = 0;
+ }
+ }
+ }
+
+ return encoder;
+ }
+
+
+TInt CTestSequence::ReadAndCountL(const TDesC8& aBuf)
+ {
+ TInt result = 1;
+
+ TASN1DecGeneric decoder(aBuf);
+ decoder.InitL();
+
+ TInt bufLength = aBuf.Length();
+ TInt readLength = decoder.LengthDER();
+
+ __ASSERT_ALWAYS(bufLength >= readLength, User::Leave(KErrCorrupt));
+ if (bufLength > readLength)
+ {
+ // Read the remainder of this buffer too
+ result += ReadAndCountL(aBuf.Mid(readLength));
+ }
+
+ if (decoder.Encoding()[0] & 0x20 // Tagged as constructed
+ && decoder.LengthDERContent() > 0)
+ {
+ // Read objects from inside the sequence too
+ result += ReadAndCountL(decoder.GetContentDER());
+ }
+
+ return result;
+ }
+
+TBool CTestSequence::PerformTestsL(CConsoleBase& aConsole)
+ {
+ // Keep these two coprime to maximise combinations
+ const TInt KMaxSize = 11;
+ const TInt KMaxDepth = 10;
+ CTestParameter* test;
+ TInt totalTests, currentTest=0;
+ TInt maxDepth;
+ TInt maxSize;
+
+ if(!CountTests(totalTests)) return(EFalse);
+
+ for(TInt pos = 0; pos < iValues->Count(); pos++)
+ {
+ test = (*iValues)[pos];
+ switch(test->GetType())
+ {
+ case CTestParameter::EInt :
+ {
+ CIntTestParameter *intTest = REINTERPRET_CAST(CIntTestParameter*, test);
+
+ // Get the encoder and decoder
+ maxDepth = intTest->Value();
+ test = (*iValues)[++pos];
+ if(test->GetType() != CTestParameter::EInt)
+ {
+ User::Leave(KErrNotSupported);
+ }
+ intTest = REINTERPRET_CAST(CIntTestParameter*, test);
+ maxSize = intTest->Value();
+ if(!PerformTest(aConsole, maxDepth, maxSize, currentTest, totalTests))
+ {
+ return(EFalse);
+ }
+ currentTest++;
+ break;
+ }
+ case CTestParameter::ERandom :
+ {
+ CRandomTestParameter *randomTest = REINTERPRET_CAST(CRandomTestParameter*, test);
+ // Get the encoder and decoder
+
+ for(TInt test = 0; test <= randomTest->Interations(); test++)
+ {
+
+ // Get the encoder and decoder
+ maxDepth = (test % KMaxDepth) + 1;
+ maxSize = test % KMaxSize;
+
+ currentTest++;
+ // Don't do the too-big combinations (too slow)
+ if (maxDepth + maxSize > 14) continue;
+ if(!PerformTest(aConsole, maxDepth, maxSize, currentTest, totalTests))
+ {
+ return(EFalse);
+ }
+ }
+ break;
+ }
+ default:
+ {
+ return EFalse;
+ }
+ }
+ }
+ iASN1Action.ReportProgressL(KErrNone, totalTests, totalTests);
+ return(ETrue);
+ }