fieldtype.h

00001 /***************************************************************************
00002 *   Copyright (C) 2001 by Rick L. Vinyard, Jr.                            *
00003 *   rvinyard@cs.nmsu.edu                                                  *
00004 *                                                                         *
00005 *   This program is free software; you can redistribute it and/or modify  *
00006 *   it under the terms of the GNU Lesser General Public License as        *
00007 *   published by the Free Software Foundation version 2.1.                *
00008 *                                                                         *
00009 *   This program is distributed in the hope that it will be useful,       *
00010 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00011 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
00012 *   GNU General Public License for more details.                          *
00013 *                                                                         *
00014 *   You should have received a copy of the GNU Lesser General Public      *
00015 *   License along with this library; if not, write to the                 *
00016 *   Free Software Foundation, Inc.,                                       *
00017 *   51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA              *
00018 ***************************************************************************/
00019 #ifndef BITFIELDTYPE_H
00020 #define BITFIELDTYPE_H
00021 
00022 namespace bit {
00023 
00024   typedef enum Type { TYPE_NONE, TYPE_INTEGER, TYPE_FLOATING, TYPE_ASCII, TYPE_UTF8, TYPE_BCD } Type;
00025 
00026   typedef enum ByteOrder { BYTEORDER_NETWORK, BYTEORDER_BIG_ENDIAN, BYTEORDER_LITTLE_ENDIAN } ByteOrder;
00027 
00028   typedef enum Sign { SIGN_UNSIGNED, SIGN_TWOS_COMPLEMENT, SIGN_ONES_COMPLEMENT, SIGN_BIT } Sign;
00029 
00033 class FieldType{
00034 public:
00035 
00036   FieldType(Type type=TYPE_NONE, ByteOrder byte_order=BYTEORDER_NETWORK, Sign sign=SIGN_UNSIGNED);
00037 
00038     ~FieldType();
00039 
00040     Type type() const;
00041     void set_type(Type);
00042     const char* type_string() const;
00043 
00044     ByteOrder byte_order() const;
00045     void set_byte_order(ByteOrder);
00046     const char* byte_order_string() const;
00047 
00048     Sign sign() const;
00049     void set_sign(Sign);
00050     const char* sign_string() const;
00051 
00052     static const char* type_string(Type);
00053     static const char* byte_order_string(ByteOrder);
00054     static const char* sign_string(Sign);
00055     
00056   protected:
00057     Type m_type;
00058     ByteOrder m_byte_order;
00059     Sign m_sign;
00060 
00061     static const char* m_type_string[];
00062     static const char* m_byte_order_string[];
00063     static const char* m_sign_string[];
00064 };
00065 
00066 }
00067 
00068 #endif

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