GEOS  3.4.2
ByteOrderValues.h
1 /**********************************************************************
2  *
3  * GEOS - Geometry Engine Open Source
4  * http://geos.osgeo.org
5  *
6  * Copyright (C) 2005-2006 Refractions Research Inc.
7  * Copyright (C) 2001-2002 Vivid Solutions Inc.
8  *
9  * This is free software; you can redistribute and/or modify it under
10  * the terms of the GNU Lesser General Public Licence as published
11  * by the Free Software Foundation.
12  * See the COPYING file for more information.
13  *
14  **********************************************************************
15  *
16  * Last port: io/ByteOrderValues.java rev. 1.3 (JTS-1.10)
17  *
18  **********************************************************************/
19 
20 #ifndef GEOS_IO_BYTEORDERVALUES_H
21 #define GEOS_IO_BYTEORDERVALUES_H
22 
23 #include <geos/export.h>
24 #include <geos/platform.h>
25 
26 namespace geos {
27 namespace io {
28 
29 /*
30  * \class ByteOrderValues io.h geos.h
31  *
32  * Methods to read and write primitive datatypes from/to byte
33  * sequences, allowing the byte order to be specified
34  *
35  * Similar to the standard Java <code>ByteBuffer</code> class.
36  */
37 class GEOS_DLL ByteOrderValues {
38 
39 public:
40 
41  enum EndianType
42  {
43  ENDIAN_BIG = 0,
44  ENDIAN_LITTLE = 1
45  };
46 
47  static int getInt(const unsigned char *buf, int byteOrder);
48  static void putInt(int intValue, unsigned char *buf, int byteOrder);
49 
50  static int64 getLong(const unsigned char *buf, int byteOrder);
51  static void putLong(int64 longValue, unsigned char *buf, int byteOrder);
52 
53  static double getDouble(const unsigned char *buf, int byteOrder);
54  static void putDouble(double doubleValue, unsigned char *buf, int byteOrder);
55 
56 };
57 
58 } // namespace io
59 } // namespace geos
60 
61 #endif // #ifndef GEOS_IO_BYTEORDERVALUES_H