mirror of
https://github.com/WB3000/nusdownloader.git
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273 lines
8.8 KiB
C#
273 lines
8.8 KiB
C#
/* This file is part of libWiiSharp
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* Copyright (C) 2009 Leathl
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*
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* libWiiSharp is free software: you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* libWiiSharp is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Net;
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namespace libWiiSharp
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{
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public static class Shared
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{
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/// <summary>
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/// Merges two string arrays into one without double entries.
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/// </summary>
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/// <param name="a"></param>
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/// <param name="b"></param>
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/// <returns></returns>
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public static string[] MergeStringArrays(string[] a, string[] b)
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{
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List<string> sList = new List<string>(a);
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foreach (string currentString in b)
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if (!sList.Contains(currentString)) sList.Add(currentString);
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sList.Sort();
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return sList.ToArray();
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}
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/// <summary>
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/// Compares two byte arrays.
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/// </summary>
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/// <param name="first"></param>
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/// <param name="firstIndex"></param>
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/// <param name="second"></param>
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/// <param name="secondIndex"></param>
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/// <param name="length"></param>
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/// <returns></returns>
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public static bool CompareByteArrays(byte[] first, int firstIndex, byte[] second, int secondIndex, int length)
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{
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if (first.Length < length || second.Length < length) return false;
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for (int i = 0; i < length; i++)
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if (first[firstIndex + i] != second[secondIndex + i]) return false;
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return true;
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}
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/// <summary>
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/// Compares two byte arrays.
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/// </summary>
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/// <param name="first"></param>
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/// <param name="second"></param>
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/// <returns></returns>
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public static bool CompareByteArrays(byte[] first, byte[] second)
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{
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if (first.Length != second.Length) return false;
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else
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for (int i = 0; i < first.Length; i++)
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if (first[i] != second[i]) return false;
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return true;
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}
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/// <summary>
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/// Turns a byte array into a string, default separator is a space.
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/// </summary>
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/// <param name="byteArray"></param>
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/// <param name="separator"></param>
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/// <returns></returns>
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public static string ByteArrayToString(byte[] byteArray, char separator = ' ')
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{
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string res = string.Empty;
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foreach (byte b in byteArray)
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res += b.ToString("x2").ToUpper() + separator;
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return res.Remove(res.Length - 1);
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}
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/// <summary>
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/// Turns a hex string into a byte array.
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/// </summary>
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/// <param name="hexString"></param>
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/// <returns></returns>
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public static byte[] HexStringToByteArray(string hexString)
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{
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byte[] ba = new byte[hexString.Length / 2];
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for (int i = 0; i < hexString.Length / 2; i++)
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ba[i] = byte.Parse(hexString.Substring(i * 2, 2), System.Globalization.NumberStyles.HexNumber);
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return ba;
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}
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/// <summary>
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/// Counts how often the given char exists in the given string.
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/// </summary>
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/// <param name="theString"></param>
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/// <param name="theChar"></param>
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/// <returns></returns>
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public static int CountCharsInString(string theString, char theChar)
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{
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int count = 0;
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foreach (char thisChar in theString)
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if (thisChar == theChar)
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count++;
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return count;
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}
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/// <summary>
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/// Pads the given value to a multiple of the given padding value, default padding value is 64.
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/// </summary>
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/// <param name="value"></param>
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/// <returns></returns>
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public static long AddPadding(long value)
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{
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return AddPadding(value, 64);
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}
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/// <summary>
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/// Pads the given value to a multiple of the given padding value, default padding value is 64.
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/// </summary>
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/// <param name="value"></param>
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/// <param name="padding"></param>
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/// <returns></returns>
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public static long AddPadding(long value, int padding)
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{
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if (value % padding != 0)
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{
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value = value + (padding - (value % padding));
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}
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return value;
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}
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/// <summary>
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/// Pads the given value to a multiple of the given padding value, default padding value is 64.
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/// </summary>
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/// <param name="value"></param>
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/// <returns></returns>
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public static int AddPadding(int value)
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{
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return AddPadding(value, 64);
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}
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/// <summary>
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/// Pads the given value to a multiple of the given padding value, default padding value is 64.
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/// </summary>
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/// <param name="value"></param>
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/// <param name="padding"></param>
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/// <returns></returns>
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public static int AddPadding(int value, int padding)
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{
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if (value % padding != 0)
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{
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value = value + (padding - (value % padding));
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}
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return value;
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}
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/// <summary>
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/// Swaps endianness.
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/// </summary>
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/// <param name="value"></param>
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/// <returns></returns>
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public static ushort Swap(ushort value)
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{
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return (ushort)IPAddress.HostToNetworkOrder((short)value);
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}
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/// <summary>
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/// Swaps endianness.
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/// </summary>
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/// <param name="value"></param>
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/// <returns></returns>
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public static uint Swap(uint value)
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{
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return (uint)IPAddress.HostToNetworkOrder((int)value);
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}
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/// <summary>
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/// Swaps endianness
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/// </summary>
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/// <param name="value"></param>
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/// <returns></returns>
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public static ulong Swap(ulong value)
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{
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return (ulong)IPAddress.HostToNetworkOrder((long)value);
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}
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/// <summary>
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/// Turns a ushort array into a byte array.
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/// </summary>
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/// <param name="array"></param>
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/// <returns></returns>
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public static byte[] UShortArrayToByteArray(ushort[] array)
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{
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List<byte> results = new List<byte>();
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foreach (ushort value in array)
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{
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byte[] converted = BitConverter.GetBytes(value);
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results.AddRange(converted);
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}
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return results.ToArray();
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}
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/// <summary>
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/// Turns a uint array into a byte array.
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/// </summary>
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/// <param name="array"></param>
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/// <returns></returns>
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public static byte[] UIntArrayToByteArray(uint[] array)
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{
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List<byte> results = new List<byte>();
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foreach (uint value in array)
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{
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byte[] converted = BitConverter.GetBytes(value);
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results.AddRange(converted);
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}
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return results.ToArray();
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}
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/// <summary>
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/// Turns a byte array into a uint array.
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/// </summary>
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/// <param name="array"></param>
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/// <returns></returns>
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public static uint[] ByteArrayToUIntArray(byte[] array)
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{
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UInt32[] converted = new UInt32[array.Length / 4];
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int j = 0;
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for (int i = 0; i < array.Length; i += 4)
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converted[j++] = BitConverter.ToUInt32(array, i);
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return converted;
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}
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/// <summary>
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/// Turns a byte array into a ushort array.
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/// </summary>
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/// <param name="array"></param>
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/// <returns></returns>
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public static ushort[] ByteArrayToUShortArray(byte[] array)
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{
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ushort[] converted = new ushort[array.Length / 2];
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int j = 0;
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for (int i = 0; i < array.Length; i += 2)
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converted[j++] = BitConverter.ToUInt16(array, i);
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return converted;
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}
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}
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}
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