From 8d06b9b01977348169b6a7a307cbe718ec92a7ec Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Mon, 16 Jun 2014 08:54:54 +0000
Subject: [PATCH] From Aurelien Albert, "I've got some issues using osgb files
 within an big osga archive (file size > 2Go).

Issue is described here : http://forum.openscenegraph.org/viewtopic.php?t=13914

Here is a fix, using "std::streampos" standard type for stream positions up to 64bits.
"


git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14261 16af8721-9629-0410-8352-f15c8da7e697
---
 src/osgPlugins/osg/BinaryStreamOperator.h | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/src/osgPlugins/osg/BinaryStreamOperator.h b/src/osgPlugins/osg/BinaryStreamOperator.h
index 1f84aa994..93c721d0d 100644
--- a/src/osgPlugins/osg/BinaryStreamOperator.h
+++ b/src/osgPlugins/osg/BinaryStreamOperator.h
@@ -90,13 +90,14 @@ public:
             }
             else if ( mark._name=="}" && _beginPositions.size()>0 )
             {
-                int pos = _out->tellp(), beginPos = _beginPositions.back();
+                std::streampos pos = _out->tellp(), beginPos = _beginPositions.back();
                 _beginPositions.pop_back();
-                _out->seekp( beginPos, std::ios_base::beg );
+                _out->seekp( beginPos );
 
-                int size = pos - beginPos;
+                std::streampos size64 = pos - beginPos;
+                int size = (int) size64;
                 _out->write( (char*)&size, osgDB::INT_SIZE );
-                _out->seekp( pos, std::ios_base::beg );
+                _out->seekp( pos );
             }
         }
     }
@@ -108,7 +109,7 @@ public:
     { writeString( str ); }
     
 protected:
-    std::vector<int> _beginPositions;
+    std::vector<std::streampos> _beginPositions;
 };
 
 class BinaryInputIterator : public osgDB::InputIterator
@@ -262,7 +263,7 @@ public:
     {
         if ( _supportBinaryBrackets && _beginPositions.size()>0 )
         {
-            int pos = _beginPositions.back() + _blockSizes.back();
+            std::streampos pos = _beginPositions.back() + _blockSizes.back();
             _in->seekg( pos, std::ios_base::beg );
             _beginPositions.pop_back();
             _blockSizes.pop_back();
@@ -270,8 +271,8 @@ public:
     }
 
 protected:
-    std::vector<int> _beginPositions;
-    std::vector<int> _blockSizes;
+    std::vector<std::streampos> _beginPositions;
+    std::vector<std::streampos> _blockSizes;
 };
 
 #endif