| author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
| Thu, 19 Aug 2010 11:38:48 +0300 | |
| branch | RCL_3 |
| changeset 60 | f18401adf8e1 |
| parent 43 | 2f10d260163b |
| permissions | -rw-r--r-- |
| 19 | 1 |
/* |
|
43
2f10d260163b
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
19
diff
changeset
|
2 |
* Copyright (c) 2006-2010 Nokia Corporation and/or its subsidiary(-ies). |
| 19 | 3 |
* All rights reserved. |
4 |
* 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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* hash shim implementation |
|
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* hash shim implementation |
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* |
|
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*/ |
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||
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||
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/** |
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@file |
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*/ |
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||
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#include "hashshim.h" |
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#include <cryptospi/cryptospidef.h> |
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#include <cryptospi/plugincharacteristics.h> |
|
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43
2f10d260163b
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
19
diff
changeset
|
28 |
#include <cryptospi/keys.h> |
| 19 | 29 |
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30 |
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using namespace CryptoSpi; |
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32 |
||
33 |
// |
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// MD2 shim implementation |
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// |
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CMD2Shim* CMD2Shim::NewL() |
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37 |
{
|
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38 |
CMD2Shim* self=CMD2Shim::NewLC(); |
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CleanupStack::Pop(); |
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40 |
return self; |
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} |
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42 |
||
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CMD2Shim* CMD2Shim::NewLC() |
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{
|
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CMD2Shim* self=new(ELeave) CMD2Shim(); |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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return self; |
|
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} |
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50 |
||
51 |
TInt CMD2Shim::Extension_(TUint aExtensionId, TAny*& a0, TAny* /*a1*/) |
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52 |
{
|
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TInt ret(KErrNotSupported); |
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||
55 |
if (KHashInterfaceUid.iUid==aExtensionId && iHashImpl) |
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{
|
|
57 |
a0=iHashImpl; |
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ret=KErrNone; |
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} |
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60 |
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return ret; |
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} |
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63 |
||
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CMD2Shim::CMD2Shim() |
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{
|
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} |
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67 |
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CMD2Shim::~CMD2Shim() |
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{
|
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delete iHashImpl; |
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} |
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72 |
||
73 |
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void CMD2Shim::ConstructL() |
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{
|
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CHashFactory::CreateHashL(iHashImpl, |
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KMd2Uid, |
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KHashModeUid, |
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NULL, NULL); |
|
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} |
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81 |
||
82 |
CMessageDigest* CMD2Shim::CopyL() |
|
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{
|
|
84 |
CMD2Shim* copy=new(ELeave) CMD2Shim(); |
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CleanupStack::PushL(copy); |
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copy->iHashImpl=iHashImpl->CopyL(); |
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CleanupStack::Pop(); |
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return copy; |
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} |
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90 |
||
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CMessageDigest* CMD2Shim::ReplicateL() |
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{
|
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CMD2Shim* copy=new(ELeave) CMD2Shim(); |
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CleanupStack::PushL(copy); |
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copy->iHashImpl=iHashImpl->ReplicateL(); |
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CleanupStack::Pop(); |
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return copy; |
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} |
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99 |
||
100 |
||
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TInt CMD2Shim::BlockSize() |
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{
|
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const TCharacteristics* ptr(NULL); |
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TRAPD(err, iHashImpl->GetCharacteristicsL(ptr);) |
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||
106 |
if (err) |
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{
|
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return ((err>0)? KErrGeneral : err); |
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} |
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const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
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return hashPtr->iBlockSize/8; |
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} |
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113 |
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TInt CMD2Shim::HashSize() |
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{
|
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const TCharacteristics* ptr(NULL); |
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TRAPD(err, iHashImpl->GetCharacteristicsL(ptr);) |
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if (err) |
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{
|
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return ((err>0)? KErrGeneral : err); |
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} |
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const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
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return hashPtr->iOutputSize/8; |
|
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} |
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125 |
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126 |
void CMD2Shim::Update(const TDesC8& aMessage) |
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{
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128 |
iHashImpl->Update(aMessage); |
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} |
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130 |
||
131 |
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TPtrC8 CMD2Shim::Final(const TDesC8& aMessage) |
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{
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return iHashImpl->Final(aMessage); |
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} |
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136 |
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TPtrC8 CMD2Shim::Final() |
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{
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TPtrC8 ptr(KNullDesC8()); |
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return iHashImpl->Final(ptr); |
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} |
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142 |
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void CMD2Shim::Reset() |
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{
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iHashImpl->Reset(); |
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} |
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TPtrC8 CMD2Shim::Hash(const TDesC8& aMessage) |
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{
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return iHashImpl->Hash(aMessage); |
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} |
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153 |
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// |
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// Implementation of MD5 shim |
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// |
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157 |
CMD5Shim* CMD5Shim::NewL() |
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{
|
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CMD5Shim* self=CMD5Shim::NewLC(); |
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CleanupStack::Pop(); |
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return self; |
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} |
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163 |
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CMD5Shim* CMD5Shim::NewLC() |
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{
|
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166 |
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167 |
CMD5Shim* self=new(ELeave) CMD5Shim(); |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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return self; |
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} |
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CMD5Shim::CMD5Shim() |
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{
|
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} |
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TInt CMD5Shim::Extension_(TUint aExtensionId, TAny*& a0, TAny* /*a1*/) |
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{
|
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TInt ret(KErrNotSupported); |
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if (KHashInterfaceUid.iUid==aExtensionId && iHashImpl) |
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{
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a0=iHashImpl; |
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ret=KErrNone; |
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} |
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return ret; |
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} |
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190 |
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CMD5Shim::~CMD5Shim() |
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{
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delete iHashImpl; |
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} |
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195 |
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void CMD5Shim::ConstructL() |
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{
|
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CHashFactory::CreateHashL(iHashImpl, |
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KMd5Uid, |
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KHashModeUid, |
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NULL, |
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NULL); |
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} |
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205 |
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CMessageDigest* CMD5Shim::CopyL() |
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{
|
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CMD5Shim* copy=new(ELeave) CMD5Shim(); |
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CleanupStack::PushL(copy); |
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copy->iHashImpl=iHashImpl->CopyL(); |
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CleanupStack::Pop(); |
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return copy; |
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} |
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214 |
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CMessageDigest* CMD5Shim::ReplicateL() |
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{
|
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CMD5Shim* copy=new(ELeave) CMD5Shim(); |
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CleanupStack::PushL(copy); |
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copy->iHashImpl=iHashImpl->ReplicateL(); |
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CleanupStack::Pop(); |
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return copy; |
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} |
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223 |
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TInt CMD5Shim::BlockSize() |
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{
|
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const TCharacteristics* ptr(NULL); |
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TRAPD(err, iHashImpl->GetCharacteristicsL(ptr);) |
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228 |
if (err) |
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229 |
{
|
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return ((err>0)? KErrGeneral : err); |
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231 |
} |
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232 |
const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
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return hashPtr->iBlockSize/8; |
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} |
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235 |
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236 |
TInt CMD5Shim::HashSize() |
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237 |
{
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const TCharacteristics* ptr(NULL); |
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TRAPD(err, iHashImpl->GetCharacteristicsL(ptr);) |
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240 |
if (err) |
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{
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return ((err>0)? KErrGeneral : err); |
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} |
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const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
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return hashPtr->iOutputSize/8; |
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} |
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void CMD5Shim::Update(const TDesC8& aMessage) |
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{
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iHashImpl->Update(aMessage); |
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} |
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TPtrC8 CMD5Shim::Final(const TDesC8& aMessage) |
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{
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return iHashImpl->Final(aMessage); |
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} |
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TPtrC8 CMD5Shim::Final() |
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{
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TPtrC8 ptr(KNullDesC8()); |
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return iHashImpl->Final(ptr); |
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} |
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void CMD5Shim::Reset() |
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{
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iHashImpl->Reset(); |
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} |
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TPtrC8 CMD5Shim::Hash(const TDesC8& aMessage) |
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{
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return iHashImpl->Hash(aMessage); |
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} |
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// |
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// Implementation of SHA1 shim |
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// |
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278 |
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279 |
CSHA1Shim* CSHA1Shim::NewL() |
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{
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CSHA1Shim* self=CSHA1Shim::NewLC(); |
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CleanupStack::Pop(); |
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return self; |
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} |
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285 |
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CSHA1Shim* CSHA1Shim::NewLC() |
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{
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CSHA1Shim* self=new(ELeave) CSHA1Shim(); |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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return self; |
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} |
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CSHA1Shim::CSHA1Shim() |
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{
|
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} |
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300 |
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TInt CSHA1Shim::Extension_(TUint aExtensionId, TAny*& a0, TAny* /*a1*/) |
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{
|
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TInt ret(KErrNotSupported); |
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||
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if (KHashInterfaceUid.iUid==aExtensionId && iHashImpl) |
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{
|
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a0=iHashImpl; |
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ret=KErrNone; |
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309 |
} |
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310 |
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return ret; |
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} |
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313 |
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314 |
CSHA1Shim::~CSHA1Shim() |
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315 |
{
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delete iHashImpl; |
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} |
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318 |
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319 |
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320 |
void CSHA1Shim::ConstructL() |
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321 |
{
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CHashFactory::CreateHashL(iHashImpl, |
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KSha1Uid, |
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KHashModeUid, |
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NULL, |
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NULL); |
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} |
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328 |
||
329 |
CMessageDigest* CSHA1Shim::CopyL() |
|
330 |
{
|
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CSHA1Shim* copy=new(ELeave) CSHA1Shim(); |
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332 |
CleanupStack::PushL(copy); |
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333 |
copy->iHashImpl=iHashImpl->CopyL(); |
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334 |
CleanupStack::Pop(); |
|
335 |
return copy; |
|
336 |
} |
|
337 |
||
338 |
CMessageDigest* CSHA1Shim::ReplicateL() |
|
339 |
{
|
|
340 |
CSHA1Shim* copy=new(ELeave) CSHA1Shim(); |
|
341 |
CleanupStack::PushL(copy); |
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342 |
copy->iHashImpl=iHashImpl->ReplicateL(); |
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343 |
CleanupStack::Pop(); |
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344 |
return copy; |
|
345 |
} |
|
346 |
||
347 |
TInt CSHA1Shim::BlockSize() |
|
348 |
{
|
|
349 |
const TCharacteristics* ptr(NULL); |
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350 |
TRAPD(err, iHashImpl->GetCharacteristicsL(ptr);) |
|
351 |
if (err) |
|
352 |
{
|
|
353 |
return ((err>0)? KErrGeneral : err); |
|
354 |
} |
|
355 |
const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
|
356 |
return hashPtr->iBlockSize/8; |
|
357 |
} |
|
358 |
||
359 |
TInt CSHA1Shim::HashSize() |
|
360 |
{
|
|
361 |
const TCharacteristics* ptr(NULL); |
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362 |
TRAPD(err, iHashImpl->GetCharacteristicsL(ptr);) |
|
363 |
if (err) |
|
364 |
{
|
|
365 |
return ((err>0)? KErrGeneral : err); |
|
366 |
} |
|
367 |
const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
|
368 |
return hashPtr->iOutputSize/8; |
|
369 |
} |
|
370 |
||
371 |
void CSHA1Shim::Update(const TDesC8& aMessage) |
|
372 |
{
|
|
373 |
iHashImpl->Update(aMessage); |
|
374 |
} |
|
375 |
||
376 |
TPtrC8 CSHA1Shim::Final(const TDesC8& aMessage) |
|
377 |
{
|
|
378 |
return iHashImpl->Final(aMessage); |
|
379 |
} |
|
380 |
||
381 |
TPtrC8 CSHA1Shim::Final() |
|
382 |
{
|
|
383 |
TPtrC8 ptr(KNullDesC8()); |
|
384 |
return iHashImpl->Final(ptr); |
|
385 |
} |
|
386 |
||
387 |
void CSHA1Shim::Reset() |
|
388 |
{
|
|
389 |
iHashImpl->Reset(); |
|
390 |
} |
|
391 |
||
392 |
TPtrC8 CSHA1Shim::Hash(const TDesC8& aMessage) |
|
393 |
{
|
|
394 |
return iHashImpl->Hash(aMessage); |
|
395 |
} |
|
396 |
||
397 |
||
398 |
// |
|
399 |
// Implementation of SHA2 shim |
|
400 |
// |
|
401 |
||
402 |
CSHA2Shim* CSHA2Shim::NewL(TSH2Algo aAlgorithmId) |
|
403 |
{
|
|
404 |
CSHA2Shim* self=CSHA2Shim::NewLC(aAlgorithmId); |
|
405 |
CleanupStack::Pop(); |
|
406 |
return self; |
|
407 |
} |
|
408 |
||
409 |
CSHA2Shim* CSHA2Shim::NewLC(TSH2Algo aAlgorithmId) |
|
410 |
{
|
|
411 |
||
412 |
CSHA2Shim* self=new(ELeave) CSHA2Shim(); |
|
413 |
CleanupStack::PushL(self); |
|
414 |
self->ConstructL(aAlgorithmId); |
|
415 |
return self; |
|
416 |
} |
|
417 |
||
418 |
CSHA2Shim::CSHA2Shim() |
|
419 |
{
|
|
420 |
} |
|
421 |
||
422 |
TInt CSHA2Shim::Extension_(TUint aExtensionId, TAny*& a0, TAny* /*a1*/) |
|
423 |
{
|
|
424 |
TInt ret(KErrNotSupported); |
|
425 |
||
426 |
if (KHashInterfaceUid.iUid==aExtensionId && iHashImpl) |
|
427 |
{
|
|
428 |
a0=iHashImpl; |
|
429 |
ret=KErrNone; |
|
430 |
} |
|
431 |
return ret; |
|
432 |
} |
|
433 |
||
434 |
CSHA2Shim::~CSHA2Shim() |
|
435 |
{
|
|
436 |
delete iHashImpl; |
|
437 |
} |
|
438 |
||
439 |
void CSHA2Shim::ConstructL(TSH2Algo aAlgorithmId) |
|
440 |
{
|
|
441 |
TUid algoId = {0};
|
|
442 |
switch(aAlgorithmId) |
|
443 |
{
|
|
444 |
case E224Bit: |
|
445 |
{
|
|
446 |
algoId = KSha224Uid; |
|
447 |
break; |
|
448 |
} |
|
449 |
case E256Bit: |
|
450 |
{
|
|
451 |
algoId = KSha256Uid; |
|
452 |
break; |
|
453 |
} |
|
454 |
case E384Bit: |
|
455 |
{
|
|
456 |
algoId = KSha384Uid; |
|
457 |
break; |
|
458 |
} |
|
459 |
case E512Bit: |
|
460 |
{
|
|
461 |
algoId = KSha512Uid; |
|
462 |
break; |
|
463 |
} |
|
464 |
default: |
|
465 |
User::Leave(KErrNotSupported); |
|
466 |
} |
|
467 |
||
468 |
CHashFactory::CreateHashL(iHashImpl, |
|
469 |
algoId, |
|
470 |
KHashModeUid, |
|
471 |
NULL, |
|
472 |
NULL); |
|
473 |
} |
|
474 |
||
475 |
CMessageDigest* CSHA2Shim::CopyL() |
|
476 |
{
|
|
477 |
CSHA2Shim* copy=new(ELeave) CSHA2Shim(); |
|
478 |
CleanupStack::PushL(copy); |
|
479 |
copy->iHashImpl=iHashImpl->CopyL(); |
|
480 |
CleanupStack::Pop(); |
|
481 |
return copy; |
|
482 |
} |
|
483 |
||
484 |
CMessageDigest* CSHA2Shim::ReplicateL() |
|
485 |
{
|
|
486 |
CSHA2Shim* copy=new(ELeave) CSHA2Shim(); |
|
487 |
CleanupStack::PushL(copy); |
|
488 |
copy->iHashImpl=iHashImpl->ReplicateL(); |
|
489 |
CleanupStack::Pop(); |
|
490 |
return copy; |
|
491 |
} |
|
492 |
||
493 |
TInt CSHA2Shim::BlockSize() |
|
494 |
{
|
|
495 |
const TCharacteristics* ptr(NULL); |
|
496 |
TRAPD(err, iHashImpl->GetCharacteristicsL(ptr);) |
|
497 |
if (err) |
|
498 |
{
|
|
499 |
return ((err>0)? KErrGeneral : err); |
|
500 |
} |
|
501 |
const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
|
502 |
return hashPtr->iBlockSize/8; |
|
503 |
} |
|
504 |
||
505 |
TInt CSHA2Shim::HashSize() |
|
506 |
{
|
|
507 |
const TCharacteristics* ptr(NULL); |
|
508 |
TRAPD(err, iHashImpl->GetCharacteristicsL(ptr);) |
|
509 |
if (err) |
|
510 |
{
|
|
511 |
return ((err>0)? KErrGeneral : err); |
|
512 |
} |
|
513 |
const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
|
514 |
return hashPtr->iOutputSize/8; |
|
515 |
} |
|
516 |
||
517 |
void CSHA2Shim::Update(const TDesC8& aMessage) |
|
518 |
{
|
|
519 |
iHashImpl->Update(aMessage); |
|
520 |
} |
|
521 |
||
522 |
TPtrC8 CSHA2Shim::Final(const TDesC8& aMessage) |
|
523 |
{
|
|
524 |
return iHashImpl->Final(aMessage); |
|
525 |
} |
|
526 |
||
527 |
TPtrC8 CSHA2Shim::Final() |
|
528 |
{
|
|
529 |
TPtrC8 ptr(KNullDesC8()); |
|
530 |
return iHashImpl->Final(ptr); |
|
531 |
} |
|
532 |
||
533 |
void CSHA2Shim::Reset() |
|
534 |
{
|
|
535 |
iHashImpl->Reset(); |
|
536 |
} |
|
537 |
||
538 |
TPtrC8 CSHA2Shim::Hash(const TDesC8& aMessage) |
|
539 |
{
|
|
540 |
return iHashImpl->Hash(aMessage); |
|
541 |
} |
|
542 |
||
543 |
// |
|
544 |
// Implementation of HMAC shim |
|
545 |
// |
|
546 |
||
547 |
CHMACShim* CHMACShim::NewL(const TDesC8& aKey, CMessageDigest* aDigest) |
|
548 |
{
|
|
549 |
CHMACShim* self(0); |
|
550 |
||
551 |
// Check whether the hash contains an SPI plug-in |
|
552 |
TAny* implPtr(0); |
|
553 |
TInt err = aDigest->GetExtension(CryptoSpi::KHashInterface, implPtr, NULL); |
|
554 |
if (err == KErrNone && implPtr) |
|
555 |
{
|
|
556 |
CryptoSpi::CHash* impl(static_cast<CryptoSpi::CHash*>(implPtr)); |
|
557 |
const CryptoSpi::TCharacteristics* c(0); |
|
558 |
impl->GetCharacteristicsL(c); |
|
559 |
const CryptoSpi::THashCharacteristics* hashCharacteristics(static_cast<const CryptoSpi::THashCharacteristics*>(c)); |
|
560 |
||
561 |
||
562 |
// Verify that the plug-in supports Hmac mode |
|
563 |
if (hashCharacteristics->IsOperationModeSupported(CryptoSpi::KHmacModeUid)) |
|
564 |
{
|
|
565 |
||
566 |
#ifndef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT |
|
567 |
// Make an own copy |
|
568 |
CHash* myHash=impl->ReplicateL(); |
|
569 |
CleanupStack::PushL(myHash); |
|
570 |
#endif |
|
571 |
// Set the key |
|
572 |
TKeyProperty keyProperty = {KHmacModeUid, KNullUid, KSymmetricKey, KNonEmbeddedKeyUid};
|
|
573 |
CCryptoParams* keyParam =CCryptoParams::NewLC(); |
|
574 |
keyParam->AddL(aKey, KHmacKeyParameterUid); |
|
575 |
CKey* uniKey= CKey::NewLC(keyProperty, *keyParam); |
|
576 |
#ifndef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT |
|
577 |
myHash->SetKeyL(*uniKey); |
|
578 |
CleanupStack::PopAndDestroy(2, keyParam); |
|
579 |
// Set hash to Hmac mode |
|
580 |
myHash->SetOperationModeL(CryptoSpi::KHmacModeUid); |
|
581 |
self = new(ELeave) CHMACShim(myHash, aDigest); |
|
582 |
CleanupStack::Pop(myHash); |
|
583 |
#else |
|
584 |
TUid algorithmUID = algorithmUID.Uid(hashCharacteristics->cmn.iAlgorithmUID); |
|
585 |
//Create a pointer for the Mac Implementation Object |
|
586 |
CMac* macImpl = NULL; |
|
587 |
CMacFactory::CreateMacL(macImpl,algorithmUID,*uniKey, NULL); |
|
588 |
CleanupStack::PushL(macImpl); |
|
589 |
self = new(ELeave) CHMACShim(macImpl, aDigest,uniKey, algorithmUID); |
|
590 |
CleanupStack::Pop(macImpl); |
|
591 |
CleanupStack::Pop(uniKey); |
|
592 |
CleanupStack::PopAndDestroy(keyParam); |
|
593 |
#endif |
|
594 |
} |
|
595 |
} |
|
596 |
return self; |
|
597 |
} |
|
598 |
||
599 |
#ifdef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT |
|
600 |
||
601 |
CHMACShim::CHMACShim(CryptoSpi::CMac* aImpl, CMessageDigest* aDigest, CryptoSpi::CKey* aKey, TUid aAlgorithmUid) |
|
602 |
: CHMAC(aDigest), iMacImpl(aImpl), iKey(aKey), iAlgorithmUid(aAlgorithmUid) |
|
603 |
{
|
|
604 |
} |
|
605 |
||
606 |
#else |
|
607 |
||
608 |
CHMACShim::CHMACShim(CryptoSpi::CHash* aImpl, CMessageDigest* aDigest) |
|
609 |
: CHMAC(aDigest), iMacImpl(aImpl) |
|
610 |
{
|
|
611 |
} |
|
612 |
||
613 |
#endif |
|
614 |
||
615 |
CHMACShim::CHMACShim() |
|
616 |
{
|
|
617 |
} |
|
618 |
||
619 |
CHMACShim::~CHMACShim() |
|
620 |
{
|
|
621 |
delete iMacImpl; |
|
622 |
#ifdef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT |
|
623 |
delete iKey; |
|
624 |
#endif |
|
625 |
} |
|
626 |
||
627 |
TInt CHMACShim::BlockSize() |
|
628 |
{
|
|
629 |
const TCharacteristics* ptr(NULL); |
|
630 |
TRAPD(err, iMacImpl->GetCharacteristicsL(ptr)); |
|
631 |
||
632 |
if (err) |
|
633 |
{
|
|
634 |
return ((err>0)? KErrGeneral : err); |
|
635 |
} |
|
636 |
||
637 |
#ifndef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT |
|
638 |
const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
|
639 |
return hashPtr->iBlockSize/8; |
|
640 |
#else |
|
641 |
const TMacCharacteristics* macPtr=static_cast<const TMacCharacteristics*>(ptr); |
|
642 |
return macPtr->iHashAlgorithmChar->iBlockSize/8; |
|
643 |
#endif |
|
644 |
} |
|
645 |
||
646 |
TInt CHMACShim::HashSize() |
|
647 |
{
|
|
648 |
const TCharacteristics* ptr(NULL); |
|
649 |
TRAPD(err, iMacImpl->GetCharacteristicsL(ptr)); |
|
650 |
if (err) |
|
651 |
{
|
|
652 |
return ((err>0)? KErrGeneral : err); |
|
653 |
} |
|
654 |
||
655 |
#ifndef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT |
|
656 |
const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
|
657 |
return hashPtr->iOutputSize/8; |
|
658 |
#else |
|
659 |
const TMacCharacteristics* macPtr=static_cast<const TMacCharacteristics*>(ptr); |
|
660 |
return macPtr->iHashAlgorithmChar->iOutputSize/8; |
|
661 |
#endif |
|
662 |
} |
|
663 |
||
664 |
void CHMACShim::Update(const TDesC8& aMessage) |
|
665 |
{
|
|
666 |
#ifdef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT |
|
667 |
// The error is ignored as the legacy code methods are non-leaving and they call |
|
668 |
// the new MAC interfaces which uses leaving methods for processing MAC value. |
|
669 |
// This call always call the non-leaving legacy method. |
|
670 |
TRAP_IGNORE(iMacImpl->UpdateL(aMessage)); |
|
671 |
#else |
|
672 |
iMacImpl->Update(aMessage); |
|
673 |
#endif |
|
674 |
} |
|
675 |
||
676 |
TPtrC8 CHMACShim::Final(const TDesC8& aMessage) |
|
677 |
{
|
|
678 |
#ifdef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT |
|
679 |
TPtrC8 macPtr(KNullDesC8()); |
|
680 |
// The error is ignored as the legacy code methods are non-leaving and they call |
|
681 |
// the new MAC interfaces which uses leaving methods for processing MAC value. |
|
682 |
// This call always call the non-leaving legacy method. |
|
683 |
TRAP_IGNORE(macPtr.Set(iMacImpl->FinalL(aMessage))); |
|
684 |
return macPtr; |
|
685 |
#else |
|
686 |
return iMacImpl->Final(aMessage); |
|
687 |
#endif |
|
688 |
} |
|
689 |
||
690 |
TPtrC8 CHMACShim::Final() |
|
691 |
{
|
|
692 |
TPtrC8 ptr(KNullDesC8()); |
|
693 |
#ifdef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT |
|
694 |
TPtrC8 macPtr(KNullDesC8()); |
|
695 |
// The error is ignored as the legacy code methods are non-leaving and they call |
|
696 |
// the new MAC interfaces which uses leaving methods for processing MAC value. |
|
697 |
// This call always call the non-leaving legacy method. |
|
698 |
TRAP_IGNORE(macPtr.Set(iMacImpl->FinalL(ptr))); |
|
699 |
return macPtr; |
|
700 |
#else |
|
701 |
return iMacImpl->Final(ptr); |
|
702 |
#endif |
|
703 |
} |
|
704 |
||
705 |
void CHMACShim::Reset() |
|
706 |
{
|
|
707 |
iMacImpl->Reset(); |
|
708 |
} |
|
709 |
||
710 |
TPtrC8 CHMACShim::Hash(const TDesC8& aMessage) |
|
711 |
{
|
|
712 |
#ifdef SYMBIAN_SDP_IPSEC_VOIP_SUPPORT |
|
713 |
TPtrC8 macPtr(KNullDesC8()); |
|
714 |
// The error is ignored as the legacy code methods are non-leaving and they call |
|
715 |
// the new MAC interfaces which uses leaving methods for processing MAC value. |
|
716 |
// This call always call the non-leaving legacy method. |
|
717 |
TRAP_IGNORE(macPtr.Set(iMacImpl->MacL(aMessage))); |
|
718 |
return macPtr; |
|
719 |
#else |
|
720 |
return iMacImpl->Hash(aMessage); |
|
721 |
#endif |
|
722 |
} |
|
723 |
||
724 |
CMessageDigest* CHMACShim::ReplicateL() |
|
725 |
{
|
|
726 |
CHMACShim* copy=new(ELeave) CHMACShim(); |
|
727 |
CleanupStack::PushL(copy); |
|
728 |
copy->iMacImpl=iMacImpl->ReplicateL(); |
|
729 |
CleanupStack::Pop(copy); |
|
730 |
return copy; |
|
731 |
} |
|
732 |
||
733 |
CMessageDigest* CHMACShim::CopyL() |
|
734 |
{
|
|
735 |
CHMACShim* copy=new(ELeave) CHMACShim(); |
|
736 |
CleanupStack::PushL(copy); |
|
737 |
copy->iMacImpl=iMacImpl->CopyL(); |
|
738 |
CleanupStack::Pop(copy); |
|
739 |
return copy; |
|
740 |
} |
|
741 |
||
742 |
// |
|
743 |
// Implemetation of MD4 shim |
|
744 |
// |
|
745 |
CMD4Shim* CMD4Shim::NewL() |
|
746 |
{
|
|
747 |
CMD4Shim* self=CMD4Shim::NewLC(); |
|
748 |
CleanupStack::Pop(); |
|
749 |
return self; |
|
750 |
} |
|
751 |
||
752 |
CMD4Shim* CMD4Shim::NewLC() |
|
753 |
{
|
|
754 |
CMD4Shim* self=new(ELeave) CMD4Shim(); |
|
755 |
CleanupStack::PushL(self); |
|
756 |
self->ConstructL(); |
|
757 |
return self; |
|
758 |
} |
|
759 |
||
760 |
CMD4Shim::CMD4Shim() |
|
761 |
{
|
|
762 |
} |
|
763 |
||
764 |
TInt CMD4Shim::Extension_(TUint aExtensionId, TAny*& a0, TAny* /*a1*/) |
|
765 |
{
|
|
766 |
TInt ret(KErrNotSupported); |
|
767 |
||
768 |
if (KHashInterfaceUid.iUid==aExtensionId && iHashImpl) |
|
769 |
{
|
|
770 |
a0=iHashImpl; |
|
771 |
ret=KErrNone; |
|
772 |
} |
|
773 |
||
774 |
return ret; |
|
775 |
} |
|
776 |
||
777 |
CMD4Shim::~CMD4Shim() |
|
778 |
{
|
|
779 |
delete iHashImpl; |
|
780 |
} |
|
781 |
||
782 |
||
783 |
void CMD4Shim::ConstructL() |
|
784 |
{
|
|
785 |
CHashFactory::CreateHashL(iHashImpl,KMd4Uid,KHashModeUid,NULL,NULL); |
|
786 |
} |
|
787 |
||
788 |
CMessageDigest* CMD4Shim::CopyL() |
|
789 |
{
|
|
790 |
CMD4Shim* copy=new(ELeave) CMD4Shim(); |
|
791 |
CleanupStack::PushL(copy); |
|
792 |
copy->iHashImpl=iHashImpl->CopyL(); |
|
793 |
CleanupStack::Pop(); |
|
794 |
return copy; |
|
795 |
} |
|
796 |
||
797 |
CMessageDigest* CMD4Shim::ReplicateL() |
|
798 |
{
|
|
799 |
CMD4Shim* copy=new(ELeave) CMD4Shim(); |
|
800 |
CleanupStack::PushL(copy); |
|
801 |
copy->iHashImpl=iHashImpl->ReplicateL(); |
|
802 |
CleanupStack::Pop(); |
|
803 |
return copy; |
|
804 |
} |
|
805 |
||
806 |
TInt CMD4Shim::BlockSize() |
|
807 |
{
|
|
808 |
const TCharacteristics* ptr(NULL); |
|
809 |
TRAPD(err, iHashImpl->GetCharacteristicsL(ptr);) |
|
810 |
if (err) |
|
811 |
{
|
|
812 |
return ((err>0)? KErrGeneral : err); |
|
813 |
} |
|
814 |
const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
|
815 |
return hashPtr->iBlockSize/8; |
|
816 |
} |
|
817 |
||
818 |
TInt CMD4Shim::HashSize() |
|
819 |
{
|
|
820 |
const TCharacteristics* ptr(NULL); |
|
821 |
TRAPD(err, iHashImpl->GetCharacteristicsL(ptr);) |
|
822 |
if (err) |
|
823 |
{
|
|
824 |
return ((err>0)? KErrGeneral : err); |
|
825 |
} |
|
826 |
const THashCharacteristics* hashPtr=static_cast<const THashCharacteristics*>(ptr); |
|
827 |
return hashPtr->iOutputSize/8; |
|
828 |
} |
|
829 |
||
830 |
void CMD4Shim::Update(const TDesC8& aMessage) |
|
831 |
{
|
|
832 |
iHashImpl->Update(aMessage); |
|
833 |
} |
|
834 |
||
835 |
TPtrC8 CMD4Shim::Final(const TDesC8& aMessage) |
|
836 |
{
|
|
837 |
return iHashImpl->Final(aMessage); |
|
838 |
} |
|
839 |
||
840 |
TPtrC8 CMD4Shim::Final() |
|
841 |
{
|
|
842 |
TPtrC8 ptr(KNullDesC8()); |
|
843 |
return iHashImpl->Final(ptr); |
|
844 |
} |
|
845 |
||
846 |
void CMD4Shim::Reset() |
|
847 |
{
|
|
848 |
iHashImpl->Reset(); |
|
849 |
} |
|
850 |
||
851 |
||
852 |
TPtrC8 CMD4Shim::Hash(const TDesC8& aMessage) |
|
853 |
{
|
|
854 |
return iHashImpl->Hash(aMessage); |
|
855 |
} |
|
856 |