diff options
Diffstat (limited to 'package/source/xstor/owriteablestream.cxx')
| -rw-r--r-- | package/source/xstor/owriteablestream.cxx | 188 |
1 files changed, 90 insertions, 98 deletions
diff --git a/package/source/xstor/owriteablestream.cxx b/package/source/xstor/owriteablestream.cxx index 9a5876b3e6df..2fd6a47c12ff 100644 --- a/package/source/xstor/owriteablestream.cxx +++ b/package/source/xstor/owriteablestream.cxx @@ -46,16 +46,18 @@ #include <comphelper/storagehelper.hxx> #include <comphelper/ofopxmlhelper.hxx> +#include <rtl/digest.h> +#include <rtl/logfile.hxx> +#include <rtl/instance.hxx> + +#include <PackageConstants.hxx> +#include <mutexholder.hxx> + #include "selfterminatefilestream.hxx" #include "owriteablestream.hxx" #include "oseekinstream.hxx" -#include "mutexholder.hxx" #include "xstorage.hxx" -#include <rtl/digest.h> -#include <rtl/logfile.hxx> -#include <rtl/instance.hxx> - // since the copying uses 32000 blocks usually, it makes sense to have a smaller size #define MAX_STORCACHE_SIZE 30000 @@ -110,15 +112,14 @@ namespace { //----------------------------------------------- void SetEncryptionKeyProperty_Impl( const uno::Reference< beans::XPropertySet >& xPropertySet, - const uno::Sequence< sal_Int8 >& aKey ) + const uno::Sequence< beans::NamedValue >& aKey ) { OSL_ENSURE( xPropertySet.is(), "No property set is provided!\n" ); if ( !xPropertySet.is() ) throw uno::RuntimeException(); - ::rtl::OUString aString_EncryptionKey = ::rtl::OUString::createFromAscii( "EncryptionKey" ); try { - xPropertySet->setPropertyValue( aString_EncryptionKey, uno::makeAny( aKey ) ); + xPropertySet->setPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( STORAGE_ENCRYPTION_KEYS_PROPERTY ) ), uno::makeAny( aKey ) ); } catch ( uno::Exception& aException ) { @@ -136,9 +137,8 @@ uno::Any GetEncryptionKeyProperty_Impl( const uno::Reference< beans::XPropertySe if ( !xPropertySet.is() ) throw uno::RuntimeException(); - ::rtl::OUString aString_EncryptionKey = ::rtl::OUString::createFromAscii( "EncryptionKey" ); try { - return xPropertySet->getPropertyValue( aString_EncryptionKey ); + return xPropertySet->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( STORAGE_ENCRYPTION_KEYS_PROPERTY ) ) ); } catch ( uno::Exception& aException ) { @@ -151,16 +151,65 @@ uno::Any GetEncryptionKeyProperty_Impl( const uno::Reference< beans::XPropertySe } //----------------------------------------------- -sal_Bool SequencesEqual( uno::Sequence< sal_Int8 > aSequence1, uno::Sequence< sal_Int8 > aSequence2 ) +bool SequencesEqual( const uno::Sequence< sal_Int8 >& aSequence1, const uno::Sequence< sal_Int8 >& aSequence2 ) { if ( aSequence1.getLength() != aSequence2.getLength() ) - return sal_False; + return false; for ( sal_Int32 nInd = 0; nInd < aSequence1.getLength(); nInd++ ) if ( aSequence1[nInd] != aSequence2[nInd] ) - return sal_False; + return false; + + return true; +} + +//----------------------------------------------- +bool SequencesEqual( const uno::Sequence< beans::NamedValue >& aSequence1, const uno::Sequence< beans::NamedValue >& aSequence2 ) +{ + if ( aSequence1.getLength() != aSequence2.getLength() ) + return false; + + for ( sal_Int32 nInd = 0; nInd < aSequence1.getLength(); nInd++ ) + { + bool bHasMember = false; + uno::Sequence< sal_Int8 > aMember1; + sal_Int32 nMember1 = 0; + if ( ( aSequence1[nInd].Value >>= aMember1 ) ) + { + for ( sal_Int32 nInd2 = 0; nInd2 < aSequence2.getLength(); nInd2++ ) + { + if ( aSequence1[nInd].Name.equals( aSequence2[nInd2].Name ) ) + { + bHasMember = true; + + uno::Sequence< sal_Int8 > aMember2; + if ( !( aSequence2[nInd2].Value >>= aMember2 ) || !SequencesEqual( aMember1, aMember2 ) ) + return false; + } + } + } + else if ( ( aSequence1[nInd].Value >>= nMember1 ) ) + { + for ( sal_Int32 nInd2 = 0; nInd2 < aSequence2.getLength(); nInd2++ ) + { + if ( aSequence1[nInd].Name.equals( aSequence2[nInd2].Name ) ) + { + bHasMember = true; - return sal_True; + sal_Int32 nMember2 = 0; + if ( !( aSequence2[nInd2].Value >>= nMember2 ) || nMember1 != nMember2 ) + return false; + } + } + } + else + return false; + + if ( !bHasMember ) + return false; + } + + return true; } //----------------------------------------------- @@ -394,7 +443,7 @@ sal_Bool OWriteStream_Impl::IsEncrypted() // since a new key set to the package stream it should not be removed except the case when // the stream becomes nonencrypted - uno::Sequence< sal_Int8 > aKey; + uno::Sequence< beans::NamedValue > aKey; if ( bToBeEncr ) GetEncryptionKeyProperty_Impl( xPropSet ) >>= aKey; @@ -821,8 +870,8 @@ void OWriteStream_Impl::InsertStreamDirectly( const uno::Reference< io::XInputSt throw uno::RuntimeException(); // set to be encrypted but do not use encryption key - xPropertySet->setPropertyValue( ::rtl::OUString::createFromAscii( "EncryptionKey" ), - uno::makeAny( uno::Sequence< sal_Int8 >() ) ); + xPropertySet->setPropertyValue( ::rtl::OUString::createFromAscii( STORAGE_ENCRYPTION_KEYS_PROPERTY ), + uno::makeAny( uno::Sequence< beans::NamedValue >() ) ); xPropertySet->setPropertyValue( ::rtl::OUString::createFromAscii( "Encrypted" ), uno::makeAny( sal_True ) ); } @@ -920,8 +969,8 @@ void OWriteStream_Impl::Commit() throw uno::RuntimeException(); // set to be encrypted but do not use encryption key - xPropertySet->setPropertyValue( ::rtl::OUString::createFromAscii( "EncryptionKey" ), - uno::makeAny( uno::Sequence< sal_Int8 >() ) ); + xPropertySet->setPropertyValue( ::rtl::OUString::createFromAscii( STORAGE_ENCRYPTION_KEYS_PROPERTY ), + uno::makeAny( uno::Sequence< beans::NamedValue >() ) ); xPropertySet->setPropertyValue( ::rtl::OUString::createFromAscii( "Encrypted" ), uno::makeAny( sal_True ) ); } @@ -930,8 +979,8 @@ void OWriteStream_Impl::Commit() if ( m_nStorageType != embed::StorageFormats::PACKAGE ) throw uno::RuntimeException(); - xPropertySet->setPropertyValue( ::rtl::OUString::createFromAscii( "EncryptionKey" ), - uno::makeAny( m_aEncryptionData.getUnpackedValueOrDefault( PACKAGE_ENCRYPTIONDATA_SHA1UTF8, uno::Sequence< sal_Int8 >() ) ) ); + xPropertySet->setPropertyValue( ::rtl::OUString::createFromAscii( STORAGE_ENCRYPTION_KEYS_PROPERTY ), + uno::makeAny( m_aEncryptionData.getAsConstNamedValueList() ) ); } // the stream should be free soon, after package is stored @@ -1264,7 +1313,7 @@ uno::Reference< io::XStream > OWriteStream_Impl::GetStream( sal_Int32 nStreamMod } else { - SetEncryptionKeyProperty_Impl( xPropertySet, aEncryptionData.getUnpackedValueOrDefault( PACKAGE_ENCRYPTIONDATA_SHA1UTF8, uno::Sequence< sal_Int8 >() ) ); + SetEncryptionKeyProperty_Impl( xPropertySet, aEncryptionData.getAsConstNamedValueList() ); try { xResultStream = GetStream_Impl( nStreamMode, bHierarchyAccess ); @@ -1273,55 +1322,22 @@ uno::Reference< io::XStream > OWriteStream_Impl::GetStream( sal_Int32 nStreamMod m_bHasCachedEncryptionData = sal_True; m_aEncryptionData = aEncryptionData; } - catch( packages::WrongPasswordException& ) - { - // retry with different encoding - SetEncryptionKeyProperty_Impl( xPropertySet, aEncryptionData.getUnpackedValueOrDefault( PACKAGE_ENCRYPTIONDATA_SHA1MS1252, uno::Sequence< sal_Int8 >() ) ); - try { - // the stream must be cashed to be resaved - xResultStream = GetStream_Impl( nStreamMode | embed::ElementModes::SEEKABLE, bHierarchyAccess ); - - m_bUseCommonEncryption = sal_False; // very important to set it to false - m_bHasCachedEncryptionData = sal_True; - m_aEncryptionData = aEncryptionData; - - // the stream must be resaved with new password encryption - if ( nStreamMode & embed::ElementModes::WRITE ) - { - FillTempGetFileName(); - m_bHasDataToFlush = sal_True; - - // TODO/LATER: should the notification be done? - if ( m_pParent ) - m_pParent->m_bIsModified = sal_True; - } - } - catch( packages::WrongPasswordException& aWrongPasswordException ) - { - SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< sal_Int8 >() ); - AddLog( aWrongPasswordException.Message ); - AddLog( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX "Rethrow" ) ) ); - throw; - } - catch ( uno::Exception& aException ) - { - AddLog( aException.Message ); - AddLog( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX "Quiet exception" ) ) ); - - OSL_ENSURE( sal_False, "Can't write encryption related properties!\n" ); - SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< sal_Int8 >() ); - throw io::IOException(); // TODO: - } - } - catch( uno::Exception& aException ) + catch( packages::WrongPasswordException& aWrongPasswordException ) { - SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< sal_Int8 >() ); - - AddLog( aException.Message ); + SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< beans::NamedValue >() ); + AddLog( aWrongPasswordException.Message ); AddLog( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX "Rethrow" ) ) ); throw; } + catch ( uno::Exception& aException ) + { + AddLog( aException.Message ); + AddLog( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX "Quiet exception" ) ) ); + OSL_ENSURE( sal_False, "Can't write encryption related properties!\n" ); + SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< beans::NamedValue >() ); + throw io::IOException(); // TODO: + } } OSL_ENSURE( xResultStream.is(), "In case stream can not be retrieved an exception must be thrown!\n" ); @@ -1624,8 +1640,7 @@ void OWriteStream_Impl::GetCopyOfLastCommit( uno::Reference< io::XStream >& xTar { // TODO: introduce last commited cashed password information and use it here // that means "use common pass" also should be remembered on flash - uno::Sequence< sal_Int8 > aNewKey = aEncryptionData.getUnpackedValueOrDefault( PACKAGE_ENCRYPTIONDATA_SHA1UTF8, uno::Sequence< sal_Int8 >() ); - uno::Sequence< sal_Int8 > aOldKey = aEncryptionData.getUnpackedValueOrDefault( PACKAGE_ENCRYPTIONDATA_SHA1MS1252, uno::Sequence< sal_Int8 >() ); + uno::Sequence< beans::NamedValue > aKey = aEncryptionData.getAsConstNamedValueList(); uno::Reference< beans::XPropertySet > xProps( m_xPackageStream, uno::UNO_QUERY ); if ( !xProps.is() ) @@ -1636,9 +1651,9 @@ void OWriteStream_Impl::GetCopyOfLastCommit( uno::Reference< io::XStream >& xTar if ( !bEncr ) throw packages::NoEncryptionException(); - uno::Sequence< sal_Int8 > aEncrKey; - xProps->getPropertyValue( ::rtl::OUString::createFromAscii( "EncryptionKey" ) ) >>= aEncrKey; - if ( !SequencesEqual( aNewKey, aEncrKey ) && !SequencesEqual( aOldKey, aEncrKey ) ) + uno::Sequence< beans::NamedValue > aPackKey; + xProps->getPropertyValue( ::rtl::OUString::createFromAscii( STORAGE_ENCRYPTION_KEYS_PROPERTY ) ) >>= aPackKey; + if ( !SequencesEqual( aKey, aPackKey ) ) throw packages::WrongPasswordException(); // the correct key must be set already @@ -1647,7 +1662,7 @@ void OWriteStream_Impl::GetCopyOfLastCommit( uno::Reference< io::XStream >& xTar else { uno::Reference< beans::XPropertySet > xPropertySet( m_xPackageStream, uno::UNO_QUERY ); - SetEncryptionKeyProperty_Impl( xPropertySet, aEncryptionData.getUnpackedValueOrDefault( PACKAGE_ENCRYPTIONDATA_SHA1UTF8, uno::Sequence< sal_Int8 >() ) ); + SetEncryptionKeyProperty_Impl( xPropertySet, aEncryptionData.getAsConstNamedValueList() ); try { xDataToCopy = m_xPackageStream->getDataStream(); @@ -1655,42 +1670,19 @@ void OWriteStream_Impl::GetCopyOfLastCommit( uno::Reference< io::XStream >& xTar if ( !xDataToCopy.is() ) { OSL_ENSURE( sal_False, "Encrypted ZipStream must already have input stream inside!\n" ); - SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< sal_Int8 >() ); - } - } - catch( packages::WrongPasswordException& aWrongPasswordException ) - { - SetEncryptionKeyProperty_Impl( xPropertySet, aEncryptionData.getUnpackedValueOrDefault( PACKAGE_ENCRYPTIONDATA_SHA1MS1252, uno::Sequence< sal_Int8 >() ) ); - try { - xDataToCopy = m_xPackageStream->getDataStream(); - - if ( !xDataToCopy.is() ) - { - OSL_ENSURE( sal_False, "Encrypted ZipStream must already have input stream inside!\n" ); - SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< sal_Int8 >() ); - AddLog( aWrongPasswordException.Message ); - AddLog( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX "Rethrow" ) ) ); - throw; - } - } - catch( uno::Exception& aException ) - { - SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< sal_Int8 >() ); - AddLog( aException.Message ); - AddLog( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX "Rethrow" ) ) ); - throw; + SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< beans::NamedValue >() ); } } catch( uno::Exception& aException ) { OSL_ENSURE( sal_False, "Can't open encrypted stream!\n" ); - SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< sal_Int8 >() ); + SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< beans::NamedValue >() ); AddLog( aException.Message ); AddLog( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX "Rethrow" ) ) ); throw; } - SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< sal_Int8 >() ); + SetEncryptionKeyProperty_Impl( xPropertySet, uno::Sequence< beans::NamedValue >() ); } // in case of new inserted package stream it is possible that input stream still was not set |