1 files changed, 136 insertions, 0 deletions
diff --git a/package/source/zippackage/ZipPackageBuffer.cxx b/package/source/zippackage/ZipPackageBuffer.cxx
new file mode 100644
index 000000000000..e6468c8539f0
--- /dev/null
+++ b/package/source/zippackage/ZipPackageBuffer.cxx
@@ -0,0 +1,136 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_package.hxx"
+#include <ZipPackageBuffer.hxx>
+#include <string.h> // for memcpy
+
+using namespace ::com::sun::star;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::io;
+using com::sun::star::lang::IllegalArgumentException;
+
+ZipPackageBuffer::ZipPackageBuffer(sal_Int64 nNewBufferSize )
+: m_nBufferSize (nNewBufferSize)
+, m_nEnd(0)
+, m_nCurrent(0)
+, m_bMustInitBuffer ( sal_True )
+{
+}
+ZipPackageBuffer::~ZipPackageBuffer(void)
+{
+}
+
+sal_Int32 SAL_CALL ZipPackageBuffer::readBytes( Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
+        throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
+{
+    if (nBytesToRead < 0)
+        throw BufferSizeExceededException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), *this );
+
+    if (nBytesToRead + m_nCurrent > m_nEnd)
+        nBytesToRead = static_cast < sal_Int32 > (m_nEnd - m_nCurrent);
+
+    aData.realloc ( nBytesToRead );
+    memcpy(aData.getArray(), m_aBuffer.getConstArray() + m_nCurrent, nBytesToRead);
+    m_nCurrent +=nBytesToRead;
+    return nBytesToRead;
+}
+
+sal_Int32 SAL_CALL ZipPackageBuffer::readSomeBytes( Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead )
+        throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
+{
+    return readBytes(aData, nMaxBytesToRead);
+}
+void SAL_CALL ZipPackageBuffer::skipBytes( sal_Int32 nBytesToSkip )
+        throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
+{
+    if (nBytesToSkip < 0)
+        throw BufferSizeExceededException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), *this );
+
+    if (nBytesToSkip + m_nCurrent > m_nEnd)
+        nBytesToSkip = static_cast < sal_Int32 > (m_nEnd - m_nCurrent);
+
+    m_nCurrent+=nBytesToSkip;
+}
+sal_Int32 SAL_CALL ZipPackageBuffer::available(  )
+        throw(NotConnectedException, IOException, RuntimeException)
+{
+    return static_cast < sal_Int32 > (m_nEnd - m_nCurrent);
+}
+void SAL_CALL ZipPackageBuffer::closeInput(  )
+        throw(NotConnectedException, IOException, RuntimeException)
+{
+}
+void SAL_CALL ZipPackageBuffer::writeBytes( const Sequence< sal_Int8 >& aData )
+        throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
+{
+    sal_Int64 nDataLen = aData.getLength(), nCombined = m_nEnd + nDataLen;
+
+    if ( nCombined > m_nBufferSize)
+    {
+        do
+            m_nBufferSize *=2;
+        while (nCombined > m_nBufferSize);
+        m_aBuffer.realloc(static_cast < sal_Int32 > (m_nBufferSize));
+        m_bMustInitBuffer = sal_False;
+    }
+    else if (m_bMustInitBuffer)
+    {
+         m_aBuffer.realloc ( static_cast < sal_Int32 > ( m_nBufferSize ) );
+        m_bMustInitBuffer = sal_False;
+    }
+    memcpy( m_aBuffer.getArray() + m_nCurrent, aData.getConstArray(), static_cast < sal_Int32 > (nDataLen));
+    m_nCurrent+=nDataLen;
+    if (m_nCurrent>m_nEnd)
+        m_nEnd = m_nCurrent;
+}
+void SAL_CALL ZipPackageBuffer::flush(  )
+        throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
+{
+}
+void SAL_CALL ZipPackageBuffer::closeOutput(  )
+        throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
+{
+}
+void SAL_CALL ZipPackageBuffer::seek( sal_Int64 location )
+        throw( IllegalArgumentException, IOException, RuntimeException)
+{
+    if ( location > m_nEnd || location < 0 )
+        throw IllegalArgumentException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >(), 1 );
+    m_nCurrent = location;
+}
+sal_Int64 SAL_CALL ZipPackageBuffer::getPosition(  )
+        throw(IOException, RuntimeException)
+{
+    return m_nCurrent;
+}
+sal_Int64 SAL_CALL ZipPackageBuffer::getLength(  )
+        throw(IOException, RuntimeException)
+{
+    return m_nEnd;
+}