From 8f27e65bddd7d4b8515ce620fb485fdd78fcdf89 Mon Sep 17 00:00:00 2001
From: Constantin Jucovschi <cj@ubuntu.localdomain>
Date: Fri, 24 Apr 2009 07:20:22 -0400
Subject: Initial commit

---
 raslib/storageman.hh | 116 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 raslib/storageman.hh

(limited to 'raslib/storageman.hh')

diff --git a/raslib/storageman.hh b/raslib/storageman.hh
new file mode 100644
index 0000000..a985f8c
--- /dev/null
+++ b/raslib/storageman.hh
@@ -0,0 +1,116 @@
+/*
+* This file is part of rasdaman community.
+*
+* Rasdaman community is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* Rasdaman community 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 General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with rasdaman community.  If not, see <http://www.gnu.org/licenses/>.
+*
+* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
+rasdaman GmbH.
+*
+* For more information please see <http://www.rasdaman.org>
+* or contact Peter Baumann via <baumann@rasdaman.com>.
+/
+/**
+ * INCLUDE: storageman.hh
+ *
+ * MODULE: raslib
+ *
+ * CLASSES: r_Storage_Man, r_Storage_Man_C, r_Storage_Man_CPP
+ *
+ * COMMENTS:
+ *
+ * Transparent handling of malloc/free vs. new/delete
+ *
+*/
+
+#ifndef _R_STORAGE_MAN_
+#define _R_STORAGE_MAN_
+
+
+// for size_t
+#include <stdlib.h>
+
+#include "raslib/error.hh"
+
+
+
+//@ManMemo: Module {\bf raslib}
+
+/*@Doc:
+  r_Storage_Man provides an interface to a pair of heap management
+  functions for allocating and freeing blocks. I want to be able
+  to use constructs like sman1 = sman2, therefore I can't use
+  virtual functions to implement this.
+*/
+
+class r_Storage_Man
+{
+  public:
+
+  /// types of storage management functions
+  typedef void *(*storage_man_alloc)( size_t );
+  typedef void (*storage_man_free)( void *data );
+
+  /// default constructor, switches to c-style allocation
+  r_Storage_Man( void );
+  /// constructor setting the storage functions
+  r_Storage_Man( storage_man_alloc a, storage_man_free f );
+  /// copy constructor
+  r_Storage_Man( const r_Storage_Man &src );
+  /// destructor
+  ~r_Storage_Man( void );
+  /// setting the storage functions
+  void set_storage_functions( storage_man_alloc a, storage_man_free f );
+  /// assignment
+  r_Storage_Man &operator=( const r_Storage_Man &src );
+  /// allocation
+  void *storage_alloc( size_t size ) const throw(r_Error);
+  /// deallocation
+  void storage_free( void *data ) const;
+
+
+  protected:
+  /// the storage functions
+  storage_man_alloc myalloc;
+  storage_man_free myfree;
+};
+
+
+/*@Doc:
+  r_Storage_Man_C implements C-style allocation using malloc/free
+*/
+
+class r_Storage_Man_C : public r_Storage_Man
+{
+  public:
+  /// default constructor
+  r_Storage_Man_C( void );
+  /// default destructor
+  ~r_Storage_Man_C( void );
+};
+
+
+/*@Doc:
+  r_Storage_Man_CPP implements C++-style allocation using new/delete
+*/
+
+class r_Storage_Man_CPP : public r_Storage_Man
+{
+  public:
+  /// default constructor
+  r_Storage_Man_CPP( void );
+  /// destructor
+  ~r_Storage_Man_CPP( void );
+};
+
+#endif
-- 
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