Data Types

Type convert

Posted on by coder 
   
 
/*
Type          Can Safely Be Converted To

Byte          short, ushort, int, uint, long, ulong, float, double, decimal

Sbyte         short, int, long, float, double, decimal

Short         int, long, float, double, decimal

Ushort        int, uint, long, ulong, float, double, decimal

Int           long, float, double, decimal

Uint          long, ulong, float, double, decimal

Long          float, double, decimal

Ulong         float, double, decimal

Float         double

Char          ushort, int, uint, long, ulong, float, double, decimal 
*/

Byte array Index Of

Posted on by coder

//GNU General Public License version 2 (GPLv2)
//http://walkmen.codeplex.com/license

using System;
using System.Collections.Generic;
using System.Text;

namespace Walkmen.Util
{
public sealed class ByteUtils
{
private ByteUtils()
{
}

public static int IndexOf(byte[] array, byte[] pattern, int offset)
{
int success = 0;
for (int i = offset; i < array.Length; i++) { if (array[i] == pattern[success]) { success++; } else { success = 0; } if (pattern.Length == success) { return i - pattern.Length + 1; } } return -1; } } } [/csharp]

Write int 32 to byte array

Posted on by coder 
   
 
//http://walkmen.codeplex.com/license
// License:  GNU General Public License version 2 (GPLv2)  


using System;
using System.Collections.Generic;
using System.Text;

namespace Walkmen.Util
{
    public sealed class NumericUtils
    {
        private NumericUtils()
        {
        }

        public static byte[] WriteInt32(int value)
        {
            byte[] result = new byte[4];
            result[0] = (byte)((value &amp; 0xFF000000) >> 24);
            result[1] = (byte)((value &amp; 0x00FF0000) >> 16);
            result[2] = (byte)((value &amp; 0x0000FF00) >> 8);
            result[3] = (byte)((value &amp; 0x000000FF));

            return result;
        }
   }
}

Read int 32 from byte array

Posted on by coder

//http://walkmen.codeplex.com/license
// License: GNU General Public License version 2 (GPLv2)

using System;
using System.Collections.Generic;
using System.Text;

namespace Walkmen.Util
{
public sealed class NumericUtils
{
private NumericUtils()
{
}

public static int ReadInt32(byte[] buffer, int offset)
{
return (buffer[offset + 0] << 24) + (buffer[offset + 1] << 16) + (buffer[offset + 2] << 8) + (buffer[offset + 3]); } } } [/csharp]

Read Int 24 from byte array

Posted on by coder

//http://walkmen.codeplex.com/license
// License: GNU General Public License version 2 (GPLv2)

using System;
using System.Collections.Generic;
using System.Text;

namespace Walkmen.Util
{
public sealed class NumericUtils
{
private NumericUtils()
{
}

public static int ReadInt24(byte[] buffer, int offset)
{
return (buffer[offset + 0] << 16) + (buffer[offset + 1] << 8) + (buffer[offset + 2]); } } } [/csharp]

Write short value to byte array

Posted on by coder 
   
 
//http://walkmen.codeplex.com/license
// License:  GNU General Public License version 2 (GPLv2)  


using System;
using System.Collections.Generic;
using System.Text;

namespace Walkmen.Util
{
    public sealed class NumericUtils
    {
        private NumericUtils()
        {
        }

        public static byte[] WriteShort(short value)
        {
            byte[] result = new byte[2];
            result[0] = (byte)((value &amp; 0xFF00) >> 8);
            result[1] = (byte)((value &amp; 0x00FF));

            return result;
        }
   }
}

Read short from byte array

Posted on by coder

//http://walkmen.codeplex.com/license
// License: GNU General Public License version 2 (GPLv2)

using System;
using System.Collections.Generic;
using System.Text;

namespace Walkmen.Util
{
public sealed class NumericUtils
{
private NumericUtils()
{
}

public static short ReadShort(byte[] buffer, int offset)
{
return (short)((buffer[offset + 0] << 8) + buffer[offset + 1]); } } } [/csharp]