From: regrain <regrain>
Date: Mon, 15 Nov 2004 16:12:30 +0000 (+0000)
Subject:   * src/gdcmDocument.[cxx|h] : fix memory leaks. The return is suppressed
X-Git-Tag: Version1.0.bp~605
X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=commitdiff_plain;h=eb427dc05df82e0d814ea43533e7711ba35d189a;p=gdcm.git

  * src/gdcmDocument.[cxx|h] : fix memory leaks. The return is suppressed
    because never used... and in the same time, that's remove some memory leaks
  -- BeNours
---

diff --git a/ChangeLog b/ChangeLog
index ed477178..00f994e4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2004-11-15 Benoit Regrain <Benoit.Regrain@creatis.insa-lyon.fr>
+  * src/gdcmDocument.[cxx|h] : fix memory leaks. The return is suppressed
+    because never used... and in the same time, that's remove some memory leaks
+
 2004-11-15 Benoit Regrain <Benoit.Regrain@creatis.insa-lyon.fr>
   * src/gdcmFile.cxx : now delete the PixelConvert instance.
   * In examples and tests : change the type of image data variables from void*
diff --git a/src/gdcmBinEntry.cxx b/src/gdcmBinEntry.cxx
index f6645e7b..22dbae3c 100644
--- a/src/gdcmBinEntry.cxx
+++ b/src/gdcmBinEntry.cxx
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: gdcmBinEntry.cxx,v $
   Language:  C++
-  Date:      $Date: 2004/11/03 20:52:12 $
-  Version:   $Revision: 1.35 $
+  Date:      $Date: 2004/11/15 16:12:30 $
+  Version:   $Revision: 1.36 $
                                                                                 
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -129,7 +129,7 @@ void BinEntry::SetBinArea( uint8_t* area )
 { 
    if (BinArea)
       delete[] BinArea;
-   BinArea = area;  
+   BinArea = area;
 }
 
 //-----------------------------------------------------------------------------
diff --git a/src/gdcmDocument.cxx b/src/gdcmDocument.cxx
index e406a1c4..879a3348 100644
--- a/src/gdcmDocument.cxx
+++ b/src/gdcmDocument.cxx
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: gdcmDocument.cxx,v $
   Language:  C++
-  Date:      $Date: 2004/11/12 21:33:46 $
-  Version:   $Revision: 1.122 $
+  Date:      $Date: 2004/11/15 16:12:30 $
+  Version:   $Revision: 1.123 $
                                                                                 
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -1044,13 +1044,13 @@ void*  Document::GetEntryBinAreaByNumber(uint16_t group, uint16_t elem)
  * @param group   group number of the Entry 
  * @param elem  element number of the Entry
  */
-void* Document::LoadEntryBinArea(uint16_t group, uint16_t elem)
+void Document::LoadEntryBinArea(uint16_t group, uint16_t elem)
 {
+   // Search the corresponding DocEntry
    DocEntry *docElement = GetDocEntryByNumber(group, elem);
    if ( !docElement )
-   {
-      return NULL;
-   }
+      return;
+
    size_t o =(size_t)docElement->GetOffset();
    Fp->seekg( o, std::ios_base::beg);
    size_t l = docElement->GetLength();
@@ -1058,27 +1058,30 @@ void* Document::LoadEntryBinArea(uint16_t group, uint16_t elem)
    if(!a)
    {
       dbg.Verbose(0, "Document::LoadEntryBinArea cannot allocate a");
-      return NULL;
+      return;
    }
+
+   // Read the value
    Fp->read((char*)a, l);
    if( Fp->fail() || Fp->eof() )//Fp->gcount() == 1
    {
       delete[] a;
-      return NULL;
+      return;
    }
-  /// \todo Drop any already existing void area! JPR
+
+   // Set the value to the DocEntry
    if( !SetEntryBinAreaByNumber( a, group, elem ) )
    {
+      delete[] a;
       dbg.Verbose(0, "Document::LoadEntryBinArea setting failed.");
    }
-   return a;
 }
 /**
  * \brief         Loads (from disk) the element content 
  *                when a string is not suitable
  * @param element  Entry whose binArea is going to be loaded
  */
-void* Document::LoadEntryBinArea(BinEntry* element) 
+void Document::LoadEntryBinArea(BinEntry* element) 
 {
    size_t o =(size_t)element->GetOffset();
    Fp->seekg(o, std::ios_base::beg);
@@ -1087,18 +1090,18 @@ void* Document::LoadEntryBinArea(BinEntry* element)
    if( !a )
    {
       dbg.Verbose(0, "Document::LoadEntryBinArea cannot allocate a");
-      return NULL;
+      return;
    }
-   element->SetBinArea((uint8_t*)a);
+
    /// \todo check the result 
    Fp->read((char*)a, l);
    if( Fp->fail() || Fp->eof()) //Fp->gcount() == 1
    {
       delete[] a;
-      return NULL;
+      return;
    }
 
-   return a;
+   element->SetBinArea((uint8_t*)a);
 }
 
 /**
@@ -1116,12 +1119,14 @@ bool Document::SetEntryBinAreaByNumber(uint8_t* area,
    {
       return false;
    }
+
    if ( BinEntry* binEntry = dynamic_cast<BinEntry*>(currentEntry) )
    {
       binEntry->SetBinArea( area );
       return true;
    }
-   return true;
+
+   return false;
 }
 
 /**
diff --git a/src/gdcmDocument.h b/src/gdcmDocument.h
index 0324a946..26cca8c8 100644
--- a/src/gdcmDocument.h
+++ b/src/gdcmDocument.h
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: gdcmDocument.h,v $
   Language:  C++
-  Date:      $Date: 2004/11/12 21:33:46 $
-  Version:   $Revision: 1.57 $
+  Date:      $Date: 2004/11/15 16:12:30 $
+  Version:   $Revision: 1.58 $
  
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -164,8 +164,8 @@ public:
    bool ReplaceIfExistByNumber ( std::string const & value,
                                  uint16_t group, uint16_t elem );
    
-   virtual void* LoadEntryBinArea(uint16_t group, uint16_t elem);
-   virtual void* LoadEntryBinArea(BinEntry* entry);
+   virtual void LoadEntryBinArea(uint16_t group, uint16_t elem);
+   virtual void LoadEntryBinArea(BinEntry* entry);
       
    // System access (meaning endian related !?)
    uint16_t SwapShort(uint16_t);   // needed by File