javamanager/javaregistry/client/src/writeablejavaregistryentry.cpp
changeset 21 2a9601315dfc
child 23 98ccebc37403
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javamanager/javaregistry/client/src/writeablejavaregistryentry.cpp	Mon May 03 12:27:20 2010 +0300
@@ -0,0 +1,530 @@
+/*
+* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "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:  writeablejavaregistryentry implementation
+*
+*/
+
+
+// INCLUDES
+
+#include <memory>
+
+#include "javacommonutils.h"
+#include "javaregistryentry.h"
+#include "javastoragenames.h"
+#include "javasymbianoslayer.h"
+#include "javauid.h"
+#include "logger.h"
+#include "midpauthenticationmodule.h"
+#include "writeablejavaregistryentry.h"
+#include "writeablejavaregistrypackageentry.h"
+
+using namespace Java;
+using namespace Java::Manager::Registry;
+using namespace java::storage;
+using namespace java::util;
+using namespace std;
+
+// ============================ MEMBER FUNCTIONS =============================
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::CWriteableJavaRegistryEntry
+// ---------------------------------------------------------------------------
+//
+CWriteableJavaRegistryEntry::CWriteableJavaRegistryEntry
+(JavaStorageApplicationEntry_t& aEntry, TJavaRegistryEntryType aType) :
+        iEntry(aEntry), iType(aType)
+{
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::~CWriteableJavaRegistryEntry
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CWriteableJavaRegistryEntry::~CWriteableJavaRegistryEntry()
+{
+    iAttributes.ResetAndDestroy();
+    iCertificates.ResetAndDestroy();
+
+    if (iName)
+    {
+        delete iName;
+        iName = NULL;
+    }
+
+    if (iDrmContentId)
+    {
+        delete iDrmContentId;
+        iDrmContentId = NULL;
+    }
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::Uid
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TUid CWriteableJavaRegistryEntry::Uid() const
+{
+    JELOG2(EJavaStorage);
+    TUid uid;
+    wstring value;
+    EntryAttributeValue(iEntry, ID, value);
+    if (value.size() > 0)
+    {
+        java::util::Uid omjUid(value);
+        TInt err = uidToTUid(omjUid, uid);
+        if (KErrNone != err)
+        {
+            ELOG1(EJavaStorage, "Uid to TUid conversion failed: %d", err);
+            uid = TUid::Null();
+        }
+    }
+    else
+    {
+        uid = TUid::Null();
+    }
+    return uid;
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::Name
+// ---------------------------------------------------------------------------
+//
+EXPORT_C const TDesC& CWriteableJavaRegistryEntry::Name() const
+{
+    JELOG2(EJavaStorage);
+
+    if (!iName)
+    {
+        wstring value = L"";
+
+        if (EMidp2MidletSuite == iType)
+        {
+            EntryAttributeValue(iEntry, PACKAGE_NAME, value);
+        }
+        else  // Application
+        {
+            EntryAttributeValue(iEntry, NAME, value);
+        }
+
+        if (value.size() > 0)
+        {
+            iName = wstringToBuf(value);
+        }
+        else
+        {
+            return KNullDesC;
+        }
+    }
+    return *iName;
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::Type
+// ---------------------------------------------------------------------------
+//
+EXPORT_C Java::TJavaRegistryEntryType CWriteableJavaRegistryEntry::
+Type() const
+{
+    return iType;
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::Drive
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TDriveNumber CWriteableJavaRegistryEntry::Drive() const
+{
+    JELOG2(EJavaStorage);
+
+    wstring value = L"";
+
+    if (EMidp2MidletSuite == iType)
+    {
+        EntryAttributeValue(iEntry, ROOT_PATH, value);
+    }
+    else  // Application
+    {
+        EntryAttributeValue(iEntry, PACKAGE_ID, value);
+
+        java::util::Uid suiteUid(value);
+        JavaStorageApplicationEntry_t suiteEntry;
+
+        StorageEntry(suiteUid, APPLICATION_PACKAGE_TABLE, suiteEntry);
+        EntryAttributeValue(suiteEntry, ROOT_PATH, value);
+
+        suiteEntry.clear();
+    }
+
+    // Original implementation returns EDriveC in a case of failure.
+    TInt driveNumber = EDriveC;
+
+    if (value.size() > 0)
+    {
+        wstring::size_type start = 0;
+        wstring::size_type end = 1;
+
+        char* driveLetter = 0;
+
+        try
+        {
+            driveLetter =  JavaCommonUtils::wstringToUtf8(
+                               value.substr(start, end));
+
+            TInt err = RFs::CharToDrive(driveLetter[0], driveNumber);
+
+            if (KErrNone != err)
+            {
+                WLOG2(EJavaStorage,
+                      "Drive number conversion fault: %d. Letter: %c",
+                      err, driveLetter[0]);
+            }
+
+            delete[] driveLetter;
+        }
+        catch (ExceptionBase& e)
+        {
+            ELOG1WSTR(
+                EJavaStorage,
+                "Drive letter UTF-8 conversion failed for string: %s",
+                value.substr(start, end));
+        }
+    }
+
+    return (TDriveNumber) driveNumber;
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::NumberOfCertificateChains
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CWriteableJavaRegistryEntry::NumberOfCertificateChains() const
+{
+    JELOG2(EJavaStorage);
+
+    if (iCertificates.Count() == 0)
+    {
+        PopulateCertChains();
+    }
+
+    return iCertificates.Count();
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::CertificateChain
+// ---------------------------------------------------------------------------
+//
+EXPORT_C const TDesC8& CWriteableJavaRegistryEntry::
+CertificateChain(TInt aIndex) const
+{
+    JELOG2(EJavaStorage);
+
+    if (iCertificates.Count() == 0)
+    {
+        PopulateCertChains();
+    }
+
+    if (aIndex < 0 || iCertificates.Count() <= aIndex)
+    {
+        return KNullDesC8;
+    }
+    return *(iCertificates[aIndex]);
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::DrmContentId
+// ---------------------------------------------------------------------------
+//
+EXPORT_C const TDesC& CWriteableJavaRegistryEntry::DrmContentId() const
+{
+    JELOG2(EJavaStorage);
+
+    if (!iDrmContentId)
+    {
+        wstring value = L"";
+
+        if (EMidp2MidletSuite == iType)
+        {
+            EntryAttributeValue(iEntry, CONTENT_ID, value);
+        }
+        else  // Application
+        {
+            EntryAttributeValue(iEntry, PACKAGE_ID, value);
+            java::util::Uid suiteUid(value);
+            JavaStorageApplicationEntry_t suiteEntry;
+
+            StorageEntry(suiteUid, APPLICATION_PACKAGE_TABLE, suiteEntry);
+            EntryAttributeValue(suiteEntry, CONTENT_ID, value);
+            suiteEntry.clear();
+        }
+
+        if (value.size() > 0)
+        {
+            iDrmContentId = wstringToBuf(value);
+        }
+        else
+        {
+            return KNullDesC;
+        }
+    }
+    return *iDrmContentId;
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::AttributeL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C const MJavaAttribute* CWriteableJavaRegistryEntry::
+AttributeL(const TDesC& aName) const
+{
+    JELOG2(EJavaStorage);
+
+    if (0 == aName.Size())
+    {
+        ELOG(EJavaStorage, "Empty attribute name");
+        User::Leave(KErrArgument);
+    }
+
+    // If attributes are not already read. These are manifest attributes
+    // and they are not updated unless application suite is re-installed.
+    if (iAttributes.Count() == 0)
+    {
+        AttributesL();
+    }
+
+    CJavaAttribute* regAttr = NULL;
+
+    for (TInt i = 0; i < iAttributes.Count(); i++)
+    {
+        if (0 == (iAttributes[i])->Name().Compare(aName))
+        {
+            regAttr = CJavaAttribute::NewL((iAttributes[i])->Name(),
+                                           (iAttributes[i])->Value(),
+                                           (iAttributes[i])->Trusted());
+            break;
+        }
+    }
+    return regAttr;
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::AttributesL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C const RPointerArray<MJavaAttribute>&
+CWriteableJavaRegistryEntry::AttributesL() const
+{
+    JELOG2(EJavaStorage);
+
+    // If attributes are already read. These are manifest attributes and they
+    // are not updated unless application suite is reinstalled.
+    if (iAttributes.Count() > 0)
+    {
+
+        return iAttributes;
+    }
+
+    wstring value = L"";
+    JavaStorageApplicationList_t attributeList;
+
+    if (EMidp2MidletSuite == iType)
+    {
+        EntryAttributeValue(iEntry, ID, value);
+    }
+    else  // Application
+    {
+        // Get suiteID where application belongs to.
+        EntryAttributeValue(iEntry, PACKAGE_ID, value);
+    }
+
+    ReadAttributesL(value, attributeList);
+
+    if (attributeList.size() != 0)
+    {
+        // Populate attributes
+        JavaStorageApplicationList_t::const_iterator attrIter;
+        JavaStorageEntry attr;
+        CJavaAttribute* regAttr = NULL;
+
+        wstring attrName = L"";
+        wstring attrValue = L"";
+        wstring attrTrusted = L"";
+
+        for (attrIter = attributeList.begin();
+                attrIter != attributeList.end();
+                ++attrIter)
+        {
+            EntryAttributeValue((*attrIter), NAME, attrName);
+            EntryAttributeValue((*attrIter), VALUE, attrValue);
+            EntryAttributeValue((*attrIter), TRUSTED, attrTrusted);
+
+            if (attrValue.size() > 0 && attrName.size() > 0)
+            {
+                auto_ptr<HBufC> nameBuf(wstringToBuf(attrName));
+                auto_ptr<HBufC> valueBuf(wstringToBuf(attrValue));
+
+                TBool trusted = EFalse;
+                if (attrTrusted == L"1")
+                {
+                    trusted = ETrue;
+                }
+
+                regAttr = CJavaAttribute::NewL(
+                              nameBuf->Des(), valueBuf->Des(), trusted);
+
+                iAttributes.Append(regAttr);
+
+                nameBuf.reset(0);
+                valueBuf.reset(0);
+                attrName.clear();
+                attrValue.clear();
+                attrTrusted.clear();
+            }
+            // else CJavaAttribute cannot be constructed with empty values.
+            // Using same logic it does not exists if value is not set.
+        }
+    }
+    return iAttributes;
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::ConstructL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CWriteableJavaRegistryEntry::
+ConstructL(Java::TJavaRegistryEntryType aType)
+{
+    JELOG2(EJavaStorage);
+    iType = aType;
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::ReadAttributesL
+// ---------------------------------------------------------------------------
+//
+void CWriteableJavaRegistryEntry::ReadAttributesL(const wstring& aUid,
+        JavaStorageApplicationList_t& aAttributes) const
+{
+    JavaStorageApplicationEntry_t searchQuery;
+    JavaStorageEntry attr;
+
+    attr.setEntry(ID, aUid);
+    searchQuery.insert(attr);
+
+    try
+    {
+        auto_ptr<JavaStorage> js(JavaStorage::createInstance());
+        js->open();
+        js->search(APPLICATION_PACKAGE_ATTRIBUTES_TABLE, searchQuery, aAttributes);
+        js->close();
+        js.reset(0);
+        searchQuery.clear();
+    }
+    catch (JavaStorageException& aJse)
+    {
+        ELOG1(EJavaStorage, "Attributes read failed: %d", aJse.mStatus);
+        User::Leave(aJse.mStatus);
+    }
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::EntryAttributeValue
+// ---------------------------------------------------------------------------
+//
+void CWriteableJavaRegistryEntry::EntryAttributeValue(
+    const JavaStorageApplicationEntry_t& aEntry,
+    const wstring& aName,
+    wstring& aValue) const
+{
+    JavaStorageEntry attr;
+    attr.setEntry(aName, L"");
+    JavaStorageApplicationEntry_t::const_iterator finder = aEntry.find(attr);
+
+    if (finder != aEntry.end())
+    {
+        aValue = (*finder).entryValue();
+    }
+    else
+    {
+        LOG(EJavaStorage, EInfo, "Entry attribute value not found");
+        aValue = L"";
+    }
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::StorageEntry
+// ---------------------------------------------------------------------------
+//
+void CWriteableJavaRegistryEntry::StorageEntry(
+    const java::util::Uid& aUid,
+    const string& aTableName,
+    JavaStorageApplicationEntry_t& aStorageEntry) const
+{
+    try
+    {
+        auto_ptr<JavaStorage> js(JavaStorage::createInstance());
+        js->open();
+        js->read(aTableName, aUid, aStorageEntry);
+        js->close();
+        js.reset(0);
+    }
+    catch (JavaStorageException& jse)
+    {
+        ELOG1(EJavaStorage, "Read failed: %s ",
+              jse.toString().c_str());
+    }
+}
+
+// ---------------------------------------------------------------------------
+// CWriteableJavaRegistryEntry::PopulateCertChains
+// ---------------------------------------------------------------------------
+//
+void CWriteableJavaRegistryEntry::PopulateCertChains() const
+{
+    auto_ptr<java::security::MIDPAuthenticationModule>authModule(
+        java::security::MIDPAuthenticationModule::createInstance());
+
+    wstring value = L"";
+
+    if (EMidp2MidletSuite == iType)
+    {
+        EntryAttributeValue(iEntry, ID, value);
+    }
+    else  // Application
+    {
+        EntryAttributeValue(iEntry, PACKAGE_ID, value);
+    }
+
+    java::util::Uid suiteUid(value);
+    std::list<std::string> chains;
+
+    authModule->getCertChains(suiteUid, chains);
+
+    list<string>::const_iterator iter;
+
+    for (iter = chains.begin(); iter != chains.end(); ++iter)
+    {
+        if ((*iter).size() > 0)
+        {
+            string decoded = JavaCommonUtils::base64decode((*iter));
+
+            HBufC8* decodedBuf = HBufC8::New(decoded.size());
+            TPtr8 decodedBufPtr(decodedBuf->Des());
+            decodedBufPtr.Append(
+                ((const TUint8*)decoded.c_str()), decoded.size());
+            iCertificates.Append(decodedBuf);
+        }
+    }
+    chains.clear();
+}