repos/Represent/Hexadecimal.cpp

// Represent
//
// Douglas Thrift
//
// $Id$

#include "Hexadecimal.hpp"

Hexadecimal::Hexadecimal(const ext::String& string, bool signed_) : Binary(string.GetSize() / 2, 0)
{
        if (string.IsEmpty())
        {
                bytes.InsertLast(0);

                return;
        }

        size_t index(string.GetSize() % 2), offset(index);

        _rmforeach (ext::Vector<byte_t>, byte, bytes) _rfor (byte_t, half, 0, 2)
        {
/*              byte_t hex(string[index++]);

                if (hex >= '0' && hex <= '9') hex -= '0'; else*/
        }

        if (offset != 0)
        {
                bytes.InsertLast(0);

                //

                index = 0;

                //
        }
}

Hexadecimal::operator ext::String() const
{
        ext::String string;

        _rforeach (ext::Vector<byte_t>, byte, bytes) _rfor (byte_t, half, 0, 2)
        {
                byte_t hex(0xF & *byte >> half * 4);

                switch (hex)
                {
                case 0xA:
                        hex = 'A';

                        break;
                case 0xB:
                        hex = 'B';

                        break;
                case 0xC:
                        hex = 'C';

                        break;
                case 0xD:
                        hex = 'D';

                        break;
                case 0xE:
                        hex = 'E';

                        break;
                case 0xF:
                        hex = 'F';

                        break;
                default:
                        hex += '0';
                }

                string.InsertLast(hex);
        }

        return string;
}
Revision:	371
Committed:	2004-12-21T23:19:54-08:00 (20 years, 6 months ago) by douglas
File size:	1037 byte(s)
Log Message:	Sleepy.
#	User	Rev	Content
1	douglas	371	// Represent
2			//
3			// Douglas Thrift
4			//
5			// $Id$
6
7			#include "Hexadecimal.hpp"
8
9			Hexadecimal::Hexadecimal(const ext::String& string, bool signed_) : Binary(string.GetSize() / 2, 0)
10			{
11			if (string.IsEmpty())
12			{
13			bytes.InsertLast(0);
14
15			return;
16			}
17
18			size_t index(string.GetSize() % 2), offset(index);
19
20			_rmforeach (ext::Vector<byte_t>, byte, bytes) _rfor (byte_t, half, 0, 2)
21			{
22			/* byte_t hex(string[index++]);
23
24			if (hex >= '0' && hex <= '9') hex -= '0'; else*/
25			}
26
27			if (offset != 0)
28			{
29			bytes.InsertLast(0);
30
31			//
32
33			index = 0;
34
35			//
36			}
37			}
38
39			Hexadecimal::operator ext::String() const
40			{
41			ext::String string;
42
43			_rforeach (ext::Vector<byte_t>, byte, bytes) _rfor (byte_t, half, 0, 2)
44			{
45			byte_t hex(0xF & byte >> half 4);
46
47			switch (hex)
48			{
49			case 0xA:
50			hex = 'A';
51
52			break;
53			case 0xB:
54			hex = 'B';
55
56			break;
57			case 0xC:
58			hex = 'C';
59
60			break;
61			case 0xD:
62			hex = 'D';
63
64			break;
65			case 0xE:
66			hex = 'E';
67
68			break;
69			case 0xF:
70			hex = 'F';
71
72			break;
73			default:
74			hex += '0';
75			}
76
77			string.InsertLast(hex);
78			}
79
80			return string;
81			}