package/inc/ZipOutputStream.hxx

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  30 #ifndef _ZIP_OUTPUT_STREAM_HXX
  31 #define _ZIP_OUTPUT_STREAM_HXX
  32
  33 #include <ByteChucker.hxx>
  34 #ifndef _DEFLATER_HXX
  35 #include <Deflater.hxx>
  36 #endif
  37 #include <CRC32.hxx>
  38 #include <rtl/cipher.h>
  39 #ifndef RTL_DIGEST_H_
  40 #include <rtl/digest.h>
  41 #endif
  42
  43 #include <vector>
  44
  45 struct ZipEntry;
  46 class EncryptionData;
  47 namespace vos
  48 {
  49     template < class T > class ORef;
  50 }
  51 class ZipOutputStream
  52 {
  53 protected:
  54     com::sun::star::uno::Reference < com::sun::star::io::XOutputStream > xStream;
  55     ::std::vector < ZipEntry * >                        aZipList;
  56     com::sun::star::uno::Sequence < sal_Int8 > aBuffer, aEncryptionBuffer;
  57     ::rtl::OUString             sComment;
  58     Deflater                    aDeflater;
  59     rtlCipher                   aCipher;
  60     rtlDigest                   aDigest;
  61     CRC32                               aCRC;
  62     ByteChucker                 aChucker;
  63     ZipEntry                    *pCurrentEntry;
  64     sal_Int16                   nMethod, nLevel, mnDigested;
  65     sal_Bool                    bFinished, bEncryptCurrentEntry;
  66     EncryptionData              *pCurrentEncryptData;
  67
  68 public:
  69     ZipOutputStream( com::sun::star::uno::Reference < com::sun::star::io::XOutputStream > &xOStream );
  70     ~ZipOutputStream();
  71
  72     // rawWrite to support a direct write to the output stream
  73     void SAL_CALL rawWrite( ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength )
  74         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
  75     void SAL_CALL rawCloseEntry(  )
  76         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
  77
  78     // XZipOutputStream interfaces
  79     void SAL_CALL setMethod( sal_Int32 nNewMethod )
  80         throw(::com::sun::star::uno::RuntimeException);
  81     void SAL_CALL setLevel( sal_Int32 nNewLevel )
  82         throw(::com::sun::star::uno::RuntimeException);
  83     void SAL_CALL putNextEntry( ZipEntry& rEntry,
  84             vos::ORef < EncryptionData > &rData,
  85             sal_Bool bEncrypt = sal_False )
  86         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
  87     void SAL_CALL closeEntry(  )
  88         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
  89     void SAL_CALL write( const ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength )
  90         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
  91     void SAL_CALL finish(  )
  92         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
  93     static sal_uInt32 getCurrentDosTime ( );
  94 protected:
  95     void doDeflate();
  96     void writeEND(sal_uInt32 nOffset, sal_uInt32 nLength)
  97         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
  98     void writeCEN( const ZipEntry &rEntry )
  99         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
 100     void writeEXT( const ZipEntry &rEntry )
 101         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
 102     sal_Int32 writeLOC( const ZipEntry &rEntry )
 103         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
 104 };
 105
 106 #endif