From 3460624e393c6cd754dae0ca17eb9cda44343f30 Mon Sep 17 00:00:00 2001
From: Mikhail Voytenko <mav@openoffice.org>
Date: Thu, 4 Nov 2010 17:56:39 +0100
Subject: pl08: #163778# use EncryptionData from MediaDescriptor

---
 oox/inc/oox/core/binarycodec.hxx | 50 ++++++++++++++++++++++++++++++++--------
 oox/inc/oox/core/filterbase.hxx  |  7 +++---
 2 files changed, 44 insertions(+), 13 deletions(-)

(limited to 'oox/inc/oox/core')

diff --git a/oox/inc/oox/core/binarycodec.hxx b/oox/inc/oox/core/binarycodec.hxx
index 8abafffa2481..ce57e190f088 100644
--- a/oox/inc/oox/core/binarycodec.hxx
+++ b/oox/inc/oox/core/binarycodec.hxx
@@ -28,6 +28,9 @@
 #ifndef OOX_CORE_BINARYCODEC_HXX
 #define OOX_CORE_BINARYCODEC_HXX
 
+#include <com/sun/star/uno/Sequence.hxx>
+#include <com/sun/star/beans/NamedValue.hpp>
+
 #include <rtl/cipher.h>
 #include <rtl/digest.h>
 
@@ -85,6 +88,22 @@ public:
      */
     void                initKey( const sal_uInt8 pnPassData[ 16 ] );
 
+    /** Initializes the algorithm with the encryption data.
+
+        @param aData
+            The sequence contains the necessary data to initialize
+            the codec.
+     */
+    bool                initCodec( const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue >& aData );
+
+    /** Retrieves the encryption data
+
+        @return
+            The sequence contains the necessary data to initialize
+            the codec.
+     */
+    ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue > getEncryptionData();
+
     /** Verifies the validity of the password using the passed key and hash.
 
         @precond
@@ -150,16 +169,6 @@ public:
      */
     bool                skip( sal_Int32 nBytes );
 
-    // static -----------------------------------------------------------------
-
-    /** Calculates the 16-bit hash value for the given password.
-
-        The password data may be longer than 16 bytes. The array does not need
-        to be terminated with a null byte (but it can without invalidating the
-        result).
-     */
-    static sal_uInt16   getHash( const sal_uInt8* pnPassData, sal_Int32 nSize );
-
 private:
     CodecType           meCodecType;        /// Codec type.
     sal_uInt8           mpnKey[ 16 ];       /// Encryption key.
@@ -189,6 +198,22 @@ public:
 
                         ~BinaryCodec_RCF();
 
+    /** Initializes the algorithm with the encryption data.
+
+        @param aData
+            The sequence contains the necessary data to initialize
+            the codec.
+     */
+    bool            initCodec( const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue >& aData );
+
+    /** Retrieves the encryption data
+
+        @return
+            The sequence contains the necessary data to initialize
+            the codec.
+     */
+    ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue > getEncryptionData();
+
     /** Initializes the algorithm with the specified password and document ID.
 
         @param pnPassData
@@ -278,9 +303,14 @@ public:
     bool                skip( sal_Int32 nBytes );
 
 private:
+    void                InitKeyImpl(
+                            const sal_uInt8 pKeyData[64],
+                            const sal_uInt8 pUnique[16] );
+
     rtlCipher           mhCipher;
     rtlDigest           mhDigest;
     sal_uInt8           mpnDigestValue[ RTL_DIGEST_LENGTH_MD5 ];
+    sal_uInt8           mpnUnique[16];
 };
 
 // ============================================================================
diff --git a/oox/inc/oox/core/filterbase.hxx b/oox/inc/oox/core/filterbase.hxx
index 1757b2be4334..9d9b8dcca515 100644
--- a/oox/inc/oox/core/filterbase.hxx
+++ b/oox/inc/oox/core/filterbase.hxx
@@ -31,6 +31,7 @@
 #include <memory>
 #include <com/sun/star/lang/XServiceInfo.hpp>
 #include <com/sun/star/lang/XInitialization.hpp>
+#include <com/sun/star/beans/NamedValue.hpp>
 #include <com/sun/star/document/XImporter.hpp>
 #include <com/sun/star/document/XExporter.hpp>
 #include <com/sun/star/document/XFilter.hpp>
@@ -194,9 +195,9 @@ public:
     /** Returns a helper for the handling of OLE obejcts. */
     ::oox::ole::OleObjectHelper& getOleObjectHelper() const;
 
-    /** Requests a password from the media descriptor or from the user. On
-        success, the password will be inserted into the media descriptor. */
-    ::rtl::OUString     requestPassword( ::comphelper::IDocPasswordVerifier& rVerifier ) const;
+    /** Requests the encryption data from the media descriptor or from the user. On
+        success, the encryption data will be inserted into the media descriptor. */
+    ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue > requestEncryptionData( ::comphelper::IDocPasswordVerifier& rVerifier ) const;
 
     /** Imports the raw binary data from the specified stream.
         @return  True, if the data could be imported from the stream. */
-- 
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