Avoid possible resource leaks by boost::scoped_array

Change-Id: Ibf92b3098c50388d8b6d27f4476e613a1f8918b5

6 files changed, 35 insertions, 46 deletions

diff --git a/extensions/source/plugin/base/xplugin.cxx b/extensions/source/plugin/base/xplugin.cxx
index 658d1ff8d52a..f85f7bd5f650 100644
--- a/extensions/source/plugin/base/xplugin.cxx
+++ b/extensions/source/plugin/base/xplugin.cxx
@@ -60,6 +60,8 @@
 #include <stdio.h>
 #endif
 
+#include <boost/scoped_array.hpp>
+
 using namespace com::sun::star;
 using namespace com::sun::star::io;
 using namespace com::sun::star::beans;
@@ -1085,21 +1087,20 @@ void PluginInputStream::writeBytes( const Sequence<sal_Int8>& Buffer ) throw(std
     {
         nBytes = (nBytes > nPos - m_nWritePos) ? nPos - m_nWritePos : nBytes;
 
-        char* pBuffer = new char[ nBytes ];
+        boost::scoped_array<char> pBuffer(new char[ nBytes ]);
         m_aFileStream.Seek( m_nWritePos );
-        nBytes = m_aFileStream.Read( pBuffer, nBytes );
+        nBytes = m_aFileStream.Read( pBuffer.get(), nBytes );
 
         int32_t nBytesRead = 0;
         try
         {
             nBytesRead = m_pPlugin->getPluginComm()->NPP_Write(
-                m_pPlugin->getNPPInstance(), &m_aNPStream, m_nWritePos, nBytes, pBuffer );
+                m_pPlugin->getNPPInstance(), &m_aNPStream, m_nWritePos, nBytes, pBuffer.get() );
         }
         catch( ... )
         {
             nBytesRead = 0;
         }
-        delete [] pBuffer;
 
         if( nBytesRead < 0 )
         {
diff --git a/extensions/source/plugin/unx/mediator.cxx b/extensions/source/plugin/unx/mediator.cxx
index a4eea38df1b1..347f5e2a94d0 100644
--- a/extensions/source/plugin/unx/mediator.cxx
+++ b/extensions/source/plugin/unx/mediator.cxx
@@ -32,6 +32,7 @@
 #include <plugin/unx/mediator.hxx>
 #include <sal/log.hxx>
 #include <vcl/svapp.hxx>
+#include <boost/scoped_array.hpp>
 
 #define MEDIATOR_MAGIC 0xf7a8d2f4
 
@@ -93,15 +94,14 @@ sal_uLong Mediator::SendMessage( sal_uLong nBytes, const char* pBytes, sal_uLong
     if( ! m_bValid )
         return nMessageID;
 
-    sal_uLong* pBuffer = new sal_uLong[ (nBytes/sizeof(sal_uLong)) + 4 ];
+    boost::scoped_array<sal_uLong> pBuffer(new sal_uLong[ (nBytes/sizeof(sal_uLong)) + 4 ]);
     pBuffer[ 0 ] = nMessageID;
     pBuffer[ 1 ] = nBytes;
     pBuffer[ 2 ] = MEDIATOR_MAGIC;
     memcpy( &pBuffer[3], pBytes, (size_t)nBytes );
     ssize_t nToWrite = nBytes + 3*sizeof( sal_uLong );
-    bool bSuccess = (nToWrite == write( m_nSocket, pBuffer, nToWrite ));
+    bool bSuccess = (nToWrite == write( m_nSocket, pBuffer.get(), nToWrite ));
     SAL_WARN_IF(!bSuccess, "extensions.plugin", "short write");
-    delete [] pBuffer;
 
     return nMessageID;
 }
@@ -206,15 +206,15 @@ void MediatorListener::run()
         {
             if( nHeader[ 0 ] == 0 && nHeader[ 1 ] == 0 )
                 return;
-            char* pBuffer = new char[ nHeader[ 1 ] ];
-            if( m_pMediator && (sal_uLong)read( m_pMediator->m_nSocket, pBuffer, nHeader[ 1 ] ) == nHeader[ 1 ] )
+            boost::scoped_array<char> pBuffer(new char[ nHeader[ 1 ] ]);
+            if( m_pMediator && (sal_uLong)read( m_pMediator->m_nSocket, pBuffer.get(), nHeader[ 1 ] ) == nHeader[ 1 ] )
             {
                 ::osl::MutexGuard aMyGuard( m_aMutex );
                 {
                     osl::MutexGuard
                         aGuard( m_pMediator->m_aQueueMutex );
                     MediatorMessage* pMessage =
-                        new MediatorMessage( nHeader[ 0 ], nHeader[ 1 ], pBuffer );
+                        new MediatorMessage( nHeader[ 0 ], nHeader[ 1 ], pBuffer.get() );
                     m_pMediator->m_aMessageQueue.push_back( pMessage );
                 }
                 m_pMediator->m_aNewMessageCdtn.set();
@@ -228,7 +228,6 @@ void MediatorListener::run()
                         << nHeader[1] << ", ... }");
                 bRun = false;
             }
-            delete [] pBuffer;
         }
         else
         {
diff --git a/extensions/source/propctrlr/formcomponenthandler.cxx b/extensions/source/propctrlr/formcomponenthandler.cxx
index b6f5724f69ac..bc0f6e5234b2 100644
--- a/extensions/source/propctrlr/formcomponenthandler.cxx
+++ b/extensions/source/propctrlr/formcomponenthandler.cxx
@@ -100,6 +100,7 @@
 #include <sal/macros.h>
 
 #include <limits>
+#include <boost/scoped_array.hpp>
 
 #define GRAPHOBJ_URLPREFIX "vnd.sun.star.GraphicObject:"
 
@@ -381,7 +382,7 @@ namespace pcr
                         sal_Int32 nNewCount = aNewStrings.getLength();
 
                         // Create new Ids
-                        OUString* pNewPureIds = new OUString[nNewCount];
+                        boost::scoped_array<OUString> pNewPureIds(new OUString[nNewCount]);
                         OUString aIdStrBase = aDot;
                         Any aNameAny = m_xComponent->getPropertyValue(PROPERTY_NAME);
                         OUString sControlName;
@@ -478,7 +479,6 @@ namespace pcr
                                 {}
                             }
                         }
-                        delete[] pNewPureIds;
                     }
                 }
             }
diff --git a/extensions/source/scanner/grid.cxx b/extensions/source/scanner/grid.cxx
index 5762bb593010..8f12b0643372 100644
--- a/extensions/source/scanner/grid.cxx
+++ b/extensions/source/scanner/grid.cxx
@@ -29,6 +29,7 @@
 
 // for ::std::sort
 #include <algorithm>
+#include <boost/scoped_array.hpp>
 
 ResId SaneResId( sal_uInt32 );
 
@@ -258,8 +259,8 @@ void GridWindow::computeNew()
         int i;
 
         // get node arrays
-        double* nodex = new double[ nSorted ];
-        double* nodey = new double[ nSorted ];
+        boost::scoped_array<double> nodex(new double[ nSorted ]);
+        boost::scoped_array<double> nodey(new double[ nSorted ]);
 
         for( i = 0L; i < nSorted; i++ )
             transform( m_aHandles[i].maPos, nodex[ i ], nodey[ i ] );
@@ -267,7 +268,7 @@ void GridWindow::computeNew()
         for( i = 0; i < m_nValues; i++ )
         {
             double x = m_pXValues[ i ];
-            m_pNewYValues[ i ] = interpolate( x, nodex, nodey, nSorted );
+            m_pNewYValues[ i ] = interpolate( x, nodex.get(), nodey.get(), nSorted );
             if( m_bCutValues )
             {
                 if( m_pNewYValues[ i ] > m_fMaxY )
@@ -276,9 +277,6 @@ void GridWindow::computeNew()
                     m_pNewYValues[ i ] = m_fMinY;
             }
         }
-
-        delete [] nodex;
-        delete [] nodey;
     }
 }
 
diff --git a/extensions/source/scanner/sane.cxx b/extensions/source/scanner/sane.cxx
index 96b7716d9b14..f89895c93d7d 100644
--- a/extensions/source/scanner/sane.cxx
+++ b/extensions/source/scanner/sane.cxx
@@ -29,6 +29,7 @@
 #include <sys/types.h>
 #include <sal/config.h>
 #include <sal/macros.h>
+#include <boost/scoped_array.hpp>
 
 #if (OSL_DEBUG_LEVEL > 1) || defined DBG_UTIL
 #include <stdarg.h>
@@ -357,14 +358,13 @@ sal_Bool Sane::GetOptionValue( int n, OString& rRet )
     sal_Bool bSuccess = sal_False;
     if( ! maHandle  ||  mppOptions[n]->type != SANE_TYPE_STRING )
         return sal_False;
-    char* pRet = new char[mppOptions[n]->size+1];
-    SANE_Status nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pRet );
+    boost::scoped_array<char> pRet(new char[mppOptions[n]->size+1]);
+    SANE_Status nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pRet.get() );
     if( nStatus == SANE_STATUS_GOOD )
     {
         bSuccess = sal_True;
-        rRet = pRet;
+        rRet = pRet.get();
     }
-    delete [] pRet;
     return bSuccess;
 }
 
@@ -376,8 +376,8 @@ sal_Bool Sane::GetOptionValue( int n, double& rRet, int nElement )
                           mppOptions[n]->type != SANE_TYPE_FIXED ) )
         return sal_False;
 
-    SANE_Word* pRet = new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)];
-    SANE_Status nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pRet );
+    boost::scoped_array<SANE_Word> pRet(new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)]);
+    SANE_Status nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pRet.get() );
     if( nStatus == SANE_STATUS_GOOD )
     {
         bSuccess = sal_True;
@@ -386,7 +386,6 @@ sal_Bool Sane::GetOptionValue( int n, double& rRet, int nElement )
         else
             rRet = SANE_UNFIX( pRet[nElement] );
     }
-    delete [] pRet;
     return bSuccess;
 }
 
@@ -396,13 +395,10 @@ sal_Bool Sane::GetOptionValue( int n, double* pSet )
                            mppOptions[n]->type == SANE_TYPE_INT ) )
         return sal_False;
 
-    SANE_Word* pFixedSet = new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)];
-    SANE_Status nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pFixedSet );
+    boost::scoped_array<SANE_Word> pFixedSet(new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)]);
+    SANE_Status nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pFixedSet.get() );
     if( nStatus != SANE_STATUS_GOOD )
-    {
-        delete [] pFixedSet;
         return sal_False;
-    }
     for( size_t i = 0; i <mppOptions[n]->size/sizeof(SANE_Word); i++ )
     {
         if( mppOptions[n]->type == SANE_TYPE_FIXED )
@@ -410,7 +406,6 @@ sal_Bool Sane::GetOptionValue( int n, double* pSet )
         else
             pSet[i] = (double) pFixedSet[i];
     }
-    delete [] pFixedSet;
     return sal_True;
 }
 
@@ -447,15 +442,14 @@ sal_Bool Sane::SetOptionValue( int n, double fSet, int nElement )
     SANE_Status nStatus;
     if( mppOptions[n]->size/sizeof(SANE_Word) > 1 )
     {
-        SANE_Word* pSet = new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)];
-        nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pSet );
+        boost::scoped_array<SANE_Word> pSet(new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)]);
+        nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pSet.get() );
         if( nStatus == SANE_STATUS_GOOD )
         {
             pSet[nElement] = mppOptions[n]->type == SANE_TYPE_INT ?
                 (SANE_Word)fSet : SANE_FIX( fSet );
-            nStatus = ControlOption(  n, SANE_ACTION_SET_VALUE, pSet );
+            nStatus = ControlOption(  n, SANE_ACTION_SET_VALUE, pSet.get() );
         }
-        delete [] pSet;
     }
     else
     {
@@ -475,7 +469,7 @@ sal_Bool Sane::SetOptionValue( int n, double* pSet )
     if( ! maHandle  ||  ( mppOptions[n]->type != SANE_TYPE_INT &&
                           mppOptions[n]->type != SANE_TYPE_FIXED ) )
         return sal_False;
-    SANE_Word* pFixedSet = new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)];
+    boost::scoped_array<SANE_Word> pFixedSet(new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)]);
     for( size_t i = 0; i < mppOptions[n]->size/sizeof(SANE_Word); i++ )
     {
         if( mppOptions[n]->type == SANE_TYPE_FIXED )
@@ -483,8 +477,7 @@ sal_Bool Sane::SetOptionValue( int n, double* pSet )
         else
             pFixedSet[i] = (SANE_Word)pSet[i];
     }
-    SANE_Status nStatus = ControlOption( n, SANE_ACTION_SET_VALUE, pFixedSet );
-    delete [] pFixedSet;
+    SANE_Status nStatus = ControlOption( n, SANE_ACTION_SET_VALUE, pFixedSet.get() );
     if( nStatus != SANE_STATUS_GOOD )
         return sal_False;
     return sal_True;
diff --git a/extensions/source/scanner/sanedlg.cxx b/extensions/source/scanner/sanedlg.cxx
index 79efa8a9dd22..01f07fe00c56 100644
--- a/extensions/source/scanner/sanedlg.cxx
+++ b/extensions/source/scanner/sanedlg.cxx
@@ -28,6 +28,7 @@
 #include <math.h>
 #include <sal/macros.h>
 #include <rtl/strbuf.hxx>
+#include <boost/scoped_array.hpp>
 
 ResId SaneResId( sal_uInt32 nID )
 {
@@ -439,20 +440,17 @@ IMPL_LINK( SaneDlg, ClickBtnHdl, Button*, pButton )
                 case SANE_TYPE_INT:
                 {
                     int nElements = mrSane.GetOptionElements( mnCurrentOption );
-                    double* x = new double[ nElements ];
-                    double* y = new double[ nElements ];
+                    boost::scoped_array<double> x(new double[ nElements ]);
+                    boost::scoped_array<double> y(new double[ nElements ]);
                     for( int i = 0; i < nElements; i++ )
                         x[ i ] = (double)i;
-                    mrSane.GetOptionValue( mnCurrentOption, y );
+                    mrSane.GetOptionValue( mnCurrentOption, y.get() );
 
-                    GridWindow aGrid( x, y, nElements, this );
+                    GridWindow aGrid( x.get(), y.get(), nElements, this );
                     aGrid.SetText( mrSane.GetOptionName( mnCurrentOption ) );
                     aGrid.setBoundings( 0, mfMin, nElements, mfMax );
                     if( aGrid.Execute() && aGrid.getNewYValues() )
                         mrSane.SetOptionValue( mnCurrentOption, aGrid.getNewYValues() );
-
-                    delete [] x;
-                    delete [] y;
                 }
                 break;
                 case SANE_TYPE_BOOL: