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/*
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* Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#include <random.h>
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#include <padding.h>
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#include "tpaddingPKCS1.h"
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CTestPadPKCS1::CTestPadPKCS1()
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{
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SetTestStepName(KPadPKCS1);
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}
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CTestPadPKCS1::~CTestPadPKCS1()
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{
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}
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TVerdict CTestPadPKCS1::doTestStepL()
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{
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__UHEAP_MARK;
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INFO_PRINTF1(_L("Test of PKCS1 signature padding"));
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SetTestStepResult(EPass);
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INFO_PRINTF1(_L("Blocksize 512"));
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TestPKCS1SignaturePadding(512);
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SetTestStepResult(EPass);
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INFO_PRINTF1(_L("Blocksize 1024"));
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TestPKCS1SignaturePadding(1024);
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SetTestStepResult(EPass);
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INFO_PRINTF1(_L("Blocksize 2048"));
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TestPKCS1SignaturePadding(2048);
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INFO_PRINTF1(_L("Test of PKCS1 encryption padding"));
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SetTestStepResult(EPass);
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INFO_PRINTF1(_L("Blocksize 512"));
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TestPKCS1EncryptionPadding(512);
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SetTestStepResult(EPass);
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INFO_PRINTF1(_L("Blocksize 1024"));
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TestPKCS1EncryptionPadding(1024);
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SetTestStepResult(EPass);
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INFO_PRINTF1(_L("Blocksize 2048"));
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TestPKCS1EncryptionPadding(2048);
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__UHEAP_MARKEND;
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return TestStepResult();
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}
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void CTestPadPKCS1::TestPKCS1SignaturePadding(TInt aBlockSize)
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{
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CPaddingPKCS1Signature *padding = CPaddingPKCS1Signature::NewLC(aBlockSize);
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/*
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* The length of the data D shall not be more than k-11 octets,
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* which is positive since the length k of the modulus is at
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* least 12 octets.
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*/
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TInt noDataBytes = aBlockSize-11;
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for (TInt i = 0; i <= noDataBytes; i++)
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{
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HBufC8 *inData = HBufC8::NewLC(noDataBytes);
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HBufC8 *outData = HBufC8::NewLC(aBlockSize);
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TPtr8 in(inData->Des());
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TPtr8 out(outData->Des());
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TInt j;
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for (j = 0; j < i; j++)
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{
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TInt text('a'+j%25);
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in.Append(text);
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}
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TRAPD(err, padding->DoPadL(in, out));
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TEST(err == KErrNone);
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// check the padding.
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// should have the following syntax:
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// 00 || 01 || PS || 00 || D where PS is the padding octects of value 0xff
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TEST(out[0] == 0 && out[1] == 1);
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TInt endOfPadding = aBlockSize - 1 - in.Length();
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for (j = 2; j < endOfPadding; j++)
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{
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TEST(out[j]==0xff);
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}
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// Check for the delimiter
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TEST(out[endOfPadding] == 0);
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// Check that the rest of the data is not corrupted
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TInt startOfData = aBlockSize - in.Length();
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TEST(in == out.Mid(startOfData));
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CleanupStack::PopAndDestroy(2, inData); // inData, outData
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}
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TestStepResult() ? INFO_PRINTF1(_L("Test failed")) : INFO_PRINTF1(_L("Test passed"));
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CleanupStack::PopAndDestroy(); // padding
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}
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void CTestPadPKCS1::TestPKCS1EncryptionPadding(TInt aBlockSize)
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{
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CPaddingPKCS1Encryption *padding = CPaddingPKCS1Encryption::NewLC(aBlockSize);
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/*
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* The length of the data D shall not be more than k-11 octets,
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* which is positive since the length k of the modulus is at
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* least 12 octets.
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*/
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TInt noDataBytes = aBlockSize-11;
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for (TInt i = 0; i <= noDataBytes; i++)
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{
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HBufC8 *inData = HBufC8::NewLC(noDataBytes);
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HBufC8 *outData = HBufC8::NewLC(aBlockSize);
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TPtr8 in(inData->Des());
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TPtr8 out(outData->Des());
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TInt j;
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for (j = 0; j < i; j++)
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{
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TInt text('a'+j%25);
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in.Append(text);
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}
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TRAPD(err, padding->DoPadL(in, out));
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TEST(err == KErrNone);
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// check the padding.
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// should have the following syntax:
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// 00 || 02 || PS || 00 || D where PS is the padding octects containing random data
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TEST(out[0] == 0 && out[1] == 2);
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TInt endOfPadding = aBlockSize - 1 - in.Length();
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for (j = 2; j < endOfPadding; j++)
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{
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TEST(out[j]!=0);
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}
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// Check for the delimiter
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TEST(out[endOfPadding] == 0);
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// Check that the rest of the data is not corrupted
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TInt startOfData = aBlockSize - in.Length();
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TEST(in == out.Mid(startOfData));
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CleanupStack::PopAndDestroy(2, inData); // inData, outData
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}
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TestStepResult() ? INFO_PRINTF1(_L("Test failed")) : INFO_PRINTF1(_L("Test passed"));
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CleanupStack::PopAndDestroy(); // padding
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}
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CTestUnpadPKCS1::CTestUnpadPKCS1()
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{
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SetTestStepName(KUnpadPKCS1);
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}
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CTestUnpadPKCS1::~CTestUnpadPKCS1()
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{
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}
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TVerdict CTestUnpadPKCS1::doTestStepL()
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{
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__UHEAP_MARK;
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INFO_PRINTF1(_L("Test of PKCS1 signature unpadding"));
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INFO_PRINTF1(_L("Blocksize 512"));
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SetTestStepResult(EPass);
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TestPKCS1SignatureUnpadding(512);
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INFO_PRINTF1(_L("Blocksize 1024"));
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SetTestStepResult(EPass);
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TestPKCS1SignatureUnpadding(1024);
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INFO_PRINTF1(_L("Blocksize 2048"));
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SetTestStepResult(EPass);
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TestPKCS1SignatureUnpadding(2048);
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INFO_PRINTF1(_L("Test of PKCS1 encryption unpadding"));
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INFO_PRINTF1(_L("Blocksize 512"));
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SetTestStepResult(EPass);
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TestPKCS1EncryptionUnpadding(512);
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INFO_PRINTF1(_L("Blocksize 1024"));
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SetTestStepResult(EPass);
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TestPKCS1EncryptionUnpadding(1024);
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INFO_PRINTF1(_L("Blocksize 2048"));
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SetTestStepResult(EPass);
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TestPKCS1EncryptionUnpadding(2048);
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__UHEAP_MARKEND;
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return TestStepResult();
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}
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void CTestUnpadPKCS1::TestPKCS1SignatureUnpadding(TInt aBlockSize)
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{
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CPaddingPKCS1Signature *padding = CPaddingPKCS1Signature::NewLC(aBlockSize);
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/*
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* The length of the data D shall not be more than k-11 octets,
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* which is positive since the length k of the modulus is at
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* least 12 octets.
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*/
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TInt noDataBytes = aBlockSize-11;
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for (TInt i = 0; i <= noDataBytes; i++)
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{
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HBufC8 *inData = HBufC8::NewLC(aBlockSize);
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HBufC8 *outData = HBufC8::NewLC(noDataBytes);
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HBufC8 *compData = HBufC8::NewLC(noDataBytes);
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TPtr8 in(inData->Des());
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TPtr8 out(outData->Des());
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TPtr8 comp(compData->Des());
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TInt endOfPadding = aBlockSize - 1 - i;
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in.SetLength(endOfPadding+1);
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in[0] = 0;
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in[1] = 1;
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TInt j;
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for (j = 2; j < endOfPadding; j++)
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{
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in[j] = 0xff;
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}
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in[endOfPadding] = 0; // delimiter
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for (j = 0; j < i; j++)
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{
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TInt text('a'+j%25);
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in.Append(text);
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comp.Append(text);
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}
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TRAPD(err, padding->UnPadL(in, out));
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TEST(err == KErrNone);
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TEST(out == comp);
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TEST(out.Length() == i);
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CleanupStack::PopAndDestroy(3, inData); // inData, outData, compData
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}
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TestStepResult() ? INFO_PRINTF1(_L("Test failed")) : INFO_PRINTF1(_L("Test passed"));
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CleanupStack::PopAndDestroy(); // padding
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}
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void CTestUnpadPKCS1::TestPKCS1EncryptionUnpadding(TInt aBlockSize)
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{
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CPaddingPKCS1Encryption *padding = CPaddingPKCS1Encryption::NewLC(aBlockSize);
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/*
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* "The length of the data D shall not be more than k-11 octets,
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* which is positive since the length k of the modulus is at
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* least 12 octets."
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*/
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TInt noDataBytes = aBlockSize-11;
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for (TInt i = 0; i <= noDataBytes; i++)
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{
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HBufC8 *inData = HBufC8::NewLC(aBlockSize);
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HBufC8 *outData = HBufC8::NewLC(noDataBytes);
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HBufC8 *compData = HBufC8::NewLC(noDataBytes);
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TPtr8 in(inData->Des());
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TPtr8 out(outData->Des());
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TPtr8 comp(compData->Des());
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TInt endOfPadding = aBlockSize - 1 - i;
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in.SetLength(endOfPadding+1);
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in[0] = 0;
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in[1] = 2;
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TBuf8<256> rnd(256);
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GenerateRandomBytesL(rnd);
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TInt k = 2;
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TInt j = 0;
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while (k < endOfPadding)
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{
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if (rnd[j%256])
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{
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in[k++] = rnd[j%256];
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}
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if (++j%256 == 0)
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{
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297 |
GenerateRandomBytesL(rnd);
|
|
sl@0
|
298 |
}
|
|
sl@0
|
299 |
}
|
|
sl@0
|
300 |
in[endOfPadding] = 0; // delimiter
|
|
sl@0
|
301 |
|
|
sl@0
|
302 |
for (j = 0; j < i; j++)
|
|
sl@0
|
303 |
{
|
|
sl@0
|
304 |
TInt text('a'+j%25);
|
|
sl@0
|
305 |
in.Append(text);
|
|
sl@0
|
306 |
comp.Append(text);
|
|
sl@0
|
307 |
}
|
|
sl@0
|
308 |
|
|
sl@0
|
309 |
TRAPD(err, padding->UnPadL(in, out));
|
|
sl@0
|
310 |
TEST(err == KErrNone);
|
|
sl@0
|
311 |
|
|
sl@0
|
312 |
TEST(out == comp);
|
|
sl@0
|
313 |
|
|
sl@0
|
314 |
TEST(out.Length() == i);
|
|
sl@0
|
315 |
|
|
sl@0
|
316 |
|
|
sl@0
|
317 |
CleanupStack::PopAndDestroy(3, inData); // inData, outData, compData
|
|
sl@0
|
318 |
}
|
|
sl@0
|
319 |
TestStepResult() ? INFO_PRINTF1(_L("Test failed")) : INFO_PRINTF1(_L("Test passed"));
|
|
sl@0
|
320 |
CleanupStack::PopAndDestroy(); // padding
|
|
sl@0
|
321 |
}
|