diff options
Diffstat (limited to 'sfx2/source/doc/objstor.cxx')
| -rw-r--r-- | sfx2/source/doc/objstor.cxx | 42 |
1 files changed, 36 insertions, 6 deletions
diff --git a/sfx2/source/doc/objstor.cxx b/sfx2/source/doc/objstor.cxx index 9a86e962cac6..38f30b78974a 100644 --- a/sfx2/source/doc/objstor.cxx +++ b/sfx2/source/doc/objstor.cxx @@ -67,9 +67,12 @@ #include <com/sun/star/embed/XLinkageSupport.hpp> #include <com/sun/star/embed/EntryInitModes.hpp> #include <com/sun/star/embed/XOptimizedStorage.hpp> +#include <com/sun/star/embed/XEncryptionProtectedStorage.hpp> #include <com/sun/star/io/XTruncate.hpp> #include <com/sun/star/util/XModifiable.hpp> #include <com/sun/star/security/XDocumentDigitalSignatures.hpp> +#include <com/sun/star/xml/crypto/CipherID.hpp> +#include <com/sun/star/xml/crypto/DigestID.hpp> #include <com/sun/star/document/XDocumentProperties.hpp> #include <com/sun/star/document/XDocumentPropertiesSupplier.hpp> @@ -357,24 +360,51 @@ void SfxObjectShell::SetupStorage( const uno::Reference< embed::XStorage >& xSto const_cast<SfxObjectShell*>( this )->SetError( ERRCODE_IO_GENERAL, ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ) ); } - ::rtl::OUString aVersion; SvtSaveOptions aSaveOpt; SvtSaveOptions::ODFDefaultVersion nDefVersion = aSaveOpt.GetODFDefaultVersion(); - // older versions can not have this property set, it exists only starting from ODF1.2 - if ( nDefVersion >= SvtSaveOptions::ODFVER_012 ) - aVersion = ODFVER_012_TEXT; + uno::Sequence< beans::NamedValue > aEncryptionAlgs( 3 ); + aEncryptionAlgs[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "StartKeyGenerationAlgorithm" ) ); + aEncryptionAlgs[1].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "EncryptionAlgorithm" ) ); + aEncryptionAlgs[2].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ChecksumAlgorithm" ) ); + // the default values, that should be used for ODF1.1 and older formats + aEncryptionAlgs[0].Value <<= xml::crypto::DigestID::SHA1; + aEncryptionAlgs[1].Value <<= xml::crypto::CipherID::BLOWFISH_CFB_8; + aEncryptionAlgs[2].Value <<= xml::crypto::DigestID::SHA1_1K; - if ( aVersion.getLength() ) + if ( nDefVersion >= SvtSaveOptions::ODFVER_012 ) { try { - xProps->setPropertyValue( ::rtl::OUString::createFromAscii( "Version" ), uno::makeAny( aVersion ) ); + // older versions can not have this property set, it exists only starting from ODF1.2 + xProps->setPropertyValue( ::rtl::OUString::createFromAscii( "Version" ), uno::makeAny( ODFVER_012_TEXT ) ); } catch( uno::Exception& ) { } + + if ( !aSaveOpt.IsUseSHA1InODF12() ) + { + aEncryptionAlgs[0].Value <<= xml::crypto::DigestID::SHA256; + aEncryptionAlgs[2].Value <<= xml::crypto::DigestID::SHA256_1K; + } + if ( !aSaveOpt.IsUseBlowfishInODF12() ) + aEncryptionAlgs[1].Value <<= xml::crypto::CipherID::AES_CBC_W3C_PADDING; + } + + try + { + // set the encryption algorithms accordingly; + // the setting does not trigger encryption, + // it just provides the format for the case that contents should be encrypted + uno::Reference< embed::XEncryptionProtectedStorage > xEncr( xStorage, uno::UNO_QUERY_THROW ); + xEncr->setEncryptionAlgorithms( aEncryptionAlgs ); } + catch( uno::Exception& ) + { + const_cast<SfxObjectShell*>( this )->SetError( ERRCODE_IO_GENERAL, ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ) ); + } + } } } |