3 files changed, 86 insertions, 6 deletions

diff --git a/src/archive.cpp b/src/archive.cpp
index c759477..7208bae 100644
--- a/src/archive.cpp
+++ b/src/archive.cpp
@@ -2,7 +2,8 @@
 
 Bu::Archive::Archive( Stream &rStream, bool bLoading ) :
         bLoading( bLoading ),
-        rStream( rStream )
+        rStream( rStream ),
+        nNextID( 1 )
 {
 }
 
@@ -345,3 +346,41 @@ Bu::Archive &Bu::operator>>( Bu::Archive &ar, std::string &s )
         return ar;
 }
 
+uint32_t Bu::Archive::getID( const void *ptr )
+{
+        if( hPtrID.has( (int)ptr ) )
+                return hPtrID.get( (int)ptr );
+        hPtrID.insert( (int)ptr, nNextID );
+        return nNextID++;
+}
+
+void Bu::Archive::assocPtrID( void **ptr, uint32_t id )
+{
+        if( hPtrID.has( id ) )
+        {
+                *ptr = (void *)hPtrID.get( id );
+                return;
+        }
+
+        if( !hPtrDest.has( id ) )
+                hPtrDest.insert( id, List<void **>() );
+                        
+        hPtrDest[id].value().append( ptr );
+}
+
+void Bu::Archive::readID( const void *ptr, uint32_t id )
+{
+        hPtrID.insert( id, (int)ptr );
+
+        if( hPtrDest.has( id ) )
+        {
+                Bu::List<void **> &l = hPtrDest.get( id );
+                for( Bu::List<void **>::iterator i = l.begin(); i != l.end(); i++ )
+                {
+                        *(*i) = (void *)ptr;
+                }
+
+                hPtrDest.erase( id );
+        }
+}
+
diff --git a/src/archive.h b/src/archive.h
index 2f782d3..05c6f57 100644
--- a/src/archive.h
+++ b/src/archive.h
@@ -3,9 +3,11 @@
 
 #include <stdint.h>
 #include <string>
-#include "archival.h"
-#include "stream.h"
+#include "bu/archival.h"
+#include "bu/stream.h"
 #include <list>
+#include "bu/hash.h"
+#include "bu/list.h"
 
 namespace Bu
 {
@@ -117,8 +119,15 @@ namespace Bu
                 virtual Archive &operator&&(double &);
                 virtual Archive &operator&&(long double &);
 
+                uint32_t getID( const void *ptr );
+                void assocPtrID( void **ptr, uint32_t id );
+                void readID( const void *ptr, uint32_t id );
+
         private:
                 Stream &rStream;
+                uint32_t nNextID;
+                Hash<uint32_t,uint32_t> hPtrID;
+                Hash<uint32_t,List<void **> > hPtrDest;
         };
 
         Archive &operator<<(Archive &, class Bu::Archival &);
@@ -168,6 +177,37 @@ namespace Bu
 
                 return ar;
         }
+
+        template<typename key, typename value>
+        Archive &operator<<( Archive &ar, Hash<key,value> &h )
+        {
+                ar << h.size();
+                for( typename Hash<key,value>::iterator i = h.begin(); i != h.end(); i++ )
+                {
+                        std::pair<key,value> p = *i;
+                        ar << p.first << p.second;
+                }
+
+                return ar;
+        }
+
+        template<typename key, typename value>
+        Archive &operator>>( Archive &ar, Hash<key,value> &h )
+        {
+                h.clear();
+                uint32_t nSize;
+                ar >> nSize;
+
+                for( uint32_t j = 0; j < nSize; j++ )
+                {
+                        key k; value v;
+                        ar >> k >> v;
+                        h.insert( k, v );
+                }
+
+                return ar;
+        }
+
 }
 
 #endif
diff --git a/src/hash.h b/src/hash.h
index dc097df..f25c258 100644
--- a/src/hash.h
+++ b/src/hash.h
@@ -8,8 +8,8 @@
 #include <list>
 #include <utility>
 #include "exceptionbase.h"
-#include "archival.h"
-#include "archive.h"
+///#include "archival.h"
+///#include "archive.h"
 
 #define bitsToBytes( n ) (n/32+(n%32>0 ? 1 : 0))
 
@@ -697,6 +697,7 @@ namespace Bu
         template<> uint32_t __calcHashCode<std::string>( const std::string &k );
         template<> bool __cmpHashKeys<std::string>( const std::string &a, const std::string &b );
 
+        /*
         template<typename key, typename value>
         Archive &operator<<( Archive &ar, Hash<key,value> &h )
         {
@@ -725,7 +726,7 @@ namespace Bu
                 }
 
                 return ar;
-        }
+        }*/
 
         /*
         template<typename key, typename value>