107 lines
2.9 KiB
C#
107 lines
2.9 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace StardustCore.Math
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{
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/// <summary>
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/// Base class for hex representation.
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/// </summary>
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public class Hex
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{
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/// <summary>
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/// The hex value represented as a string.
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/// </summary>
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public string hexValue;
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/// <summary>
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/// Default constructor.
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/// </summary>
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public Hex()
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{
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}
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/// <summary>
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/// Empty Constructor;
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/// </summary>
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/// <param name="HexValue"></param>
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public Hex(string HexValue)
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{
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}
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/// <summary>
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/// Verifies that the hex is of the specified length.
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/// </summary>
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/// <returns></returns>
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public virtual bool verifyHexLength()
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{
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return true;
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}
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/// <summary>
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/// Trims the hex value by removing the leading 0x;
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/// </summary>
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/// <returns></returns>
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public virtual string trimHex()
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{
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return this.hexValue.Split('x')[1];
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}
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/// <summary>
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/// A virtual function to be overriden.
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/// </summary>
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/// <returns></returns>
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public virtual List<string> getBytes()
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{
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return new List<string>();
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}
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/// <summary>
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/// Converts a Hex byte (represented as a length two string) to an int equal or less than 255. Ex ff=255;
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/// </summary>
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/// <param name="value">The length two value to be converted.</param>
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/// <returns></returns>
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public virtual int convertHexByteTo255Int(string value)
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{
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int val1 = convertHexValueToInt(value[0]);
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int val2 = convertHexValueToInt(value[1]);
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val1 *= 16;
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val2 *= 16;
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return val1 + val2;
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}
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/// <summary>
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/// Converts a hex char to an int.
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/// </summary>
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/// <param name="c"></param>
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/// <returns></returns>
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public virtual int convertHexValueToInt(char c)
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{
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if (c == 'a') return 10;
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else if (c == 'b') return 11;
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else if (c == 'c') return 12;
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else if (c == 'd') return 13;
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else if (c == 'e') return 14;
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else if (c == 'f') return 15;
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else return Convert.ToInt32(c);
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}
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/// <summary>
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/// Gets the associated byte from the hex positioning.
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/// </summary>
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/// <param name="index"></param>
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/// <returns></returns>
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public virtual string getByte(int index)
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{
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string hex = this.trimHex();
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int val = index * 2 + 1;
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char str1 = hex[index * 2];
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char str2 = hex[val];
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return (str1.ToString() + str2.ToString());
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}
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}
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}
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