mirror of
https://github.com/esiur/esiur-dotnet.git
synced 2025-05-06 11:32:59 +00:00
817 lines
20 KiB
C#
817 lines
20 KiB
C#
/*
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Copyright (c) 2017 Ahmed Kh. Zamil
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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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 Esiur.Net.IIP;
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using System.Runtime.InteropServices;
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using System.Diagnostics;
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using System.Net;
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using System.Net.NetworkInformation;
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using System.Reflection;
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using Esiur.Data;
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using Esiur.Core;
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using Esiur.Resource;
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namespace Esiur.Data;
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public static class DC // Data Converter
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{
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public static object CastConvert(object value, Type destinationType)
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{
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if (value == null)
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return null;
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var sourceType = value.GetType();
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if (destinationType == sourceType)
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{
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return value;
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}
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else
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{
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if (sourceType.IsArray && (destinationType.IsArray || destinationType == typeof(object)))
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{
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destinationType = destinationType.GetElementType();
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var v = value as Array;
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var rt = Array.CreateInstance(destinationType, v.Length);
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for (var i = 0; i < rt.Length; i++)
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{
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rt.SetValue(CastConvert(v.GetValue(i), destinationType), i);
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}
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return rt;
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}
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else
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{
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try
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{
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var underType = Nullable.GetUnderlyingType(destinationType);
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if (underType != null)
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{
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if (value == null)
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return null;
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else
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destinationType = underType;
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}
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if (destinationType.IsInstanceOfType(value))
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{
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return value;
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}
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else if (typeof(IUserType).IsAssignableFrom(destinationType))
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{
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var rt = Activator.CreateInstance(destinationType) as IUserType;
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rt.Set(value);
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return rt;
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}
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//else if (sourceType == typeof(Structure) && sourceType.IsAssignableFrom(destinationType))
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//{
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// return Structure.FromStructure((Structure)value, destinationType);
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//}
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else if (destinationType.IsEnum)
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{
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return Enum.ToObject(destinationType, value);
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}
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else
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{
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return Convert.ChangeType(value, destinationType);
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}
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}
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catch
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{
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return null;
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}
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}
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}
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}
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public static byte[] ToBytes(sbyte value)
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{
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return new byte[1] { (byte)value };
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}
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public static byte[] ToBytes(byte value)
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{
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return new byte[1] { value };
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}
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public static byte[] ToBytes(IPAddress ip)
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{
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return ip.GetAddressBytes();
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}
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public static byte[] ToBytes(PhysicalAddress mac)
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{
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return mac.GetAddressBytes();
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}
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public static byte[] ToBytes(bool value)
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{
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return new byte[1] { value ? (byte)1 : (byte)0 };
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}
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public static byte ToByte(bool value)
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{
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return value ? (byte)1 : (byte)0;
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}
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public static byte ToByte(sbyte value)
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{
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return (byte)value;
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}
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public static byte[] ToBytes(byte[] value)
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{
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return value;
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}
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public static byte[] ToBytes(bool[] value)
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{
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byte[] ba = new byte[value.Length];
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for (int i = 0; i < ba.Length; i++)
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ba[i] = DC.ToByte(value[i]);
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return ba;
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}
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public static byte[] ToBytes(sbyte[] value)
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{
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byte[] ba = new byte[value.Length];
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for (int i = 0; i < ba.Length; i++)
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ba[i] = DC.ToByte(value[i]);
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return ba;
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}
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public static byte[] ToBytes(char value)
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{
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byte[] ret = BitConverter.GetBytes(value);
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Array.Reverse(ret);
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return ret;
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}
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public static byte[] ToBytes(Guid value)
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{
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return value.ToByteArray();
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}
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public static void Append(ref byte[] dst, byte[] src)
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{
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Append(ref dst, src, (uint)0, (uint)src.Length);
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}
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public static void Append(ref byte[] dst, byte[] src, uint srcOffset, uint length)
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{
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var dstOffset = dst.Length;
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Array.Resize<byte>(ref dst, dstOffset + (int)length);
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Buffer.BlockCopy(src, (int)srcOffset, dst, dstOffset, (int)length);
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}
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public static byte[] Combine(byte[] src1, uint src1Offset, uint src1Length, byte[] src2, uint src2Offset, uint src2Length)
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{
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var rt = new byte[src1Length + src2Length];
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Buffer.BlockCopy(src1, (int)src1Offset, rt, 0, (int)src1Length);
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Buffer.BlockCopy(src2, (int)src2Offset, rt, (int)src1Length, (int)src2Length);
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return rt;
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}
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public static byte[] Merge(params byte[][] arrays)
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{
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var s = arrays.Sum(x => x.Length);
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var r = new byte[s];
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var offset = 0;
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foreach (var array in arrays)
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{
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Buffer.BlockCopy(array, 0, r, offset, array.Length);
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offset += array.Length;
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}
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return r;
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}
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public static byte[] ToBytes(this string[] value)
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{
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List<byte> rt = new List<byte>();
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for (int i = 0; i < value.Length; i++)
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{
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byte[] ba = ToBytes(value[i]);
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// add string length
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rt.AddRange(ToBytes(ba.Length, Endian.Little));
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// add encoded string
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rt.AddRange(ba);
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}
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return rt.ToArray();
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}
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public static unsafe byte[] ToBytes(this int value, Endian endian)
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{
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var rt = new byte[4];
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if (endian == Endian.Little)
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{
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fixed (byte* ptr = rt)
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*((int*)ptr) = value;
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}
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else
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{
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byte* p = (byte*)&value;
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rt[0] = *(p + 3);
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rt[1] = *(p + 2);
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rt[2] = *(p + 1);
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rt[3] = *(p + 0);
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}
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return rt;
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}
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public static unsafe byte[] ToBytes(this short value, Endian endian)
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{
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var rt = new byte[2];
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if (endian == Endian.Little)
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{
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fixed (byte* ptr = rt)
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*((short*)ptr) = value;
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}
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else
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{
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byte* p = (byte*)&value;
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rt[0] = *(p + 1);
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rt[1] = *(p + 0);
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}
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return rt;
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}
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public static unsafe byte[] ToBytes(this float value, Endian endian)
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{
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var rt = new byte[4];
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if (endian == Endian.Little)
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{
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fixed (byte* ptr = rt)
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*((float*)ptr) = value;
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}
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else
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{
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byte* p = (byte*)&value;
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rt[0] = *(p + 3);
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rt[1] = *(p + 2);
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rt[2] = *(p + 1);
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rt[3] = *(p);
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}
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return rt;
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}
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public static byte[] ToBytes(this string value)
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{
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return Encoding.UTF8.GetBytes(value);
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}
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public unsafe static byte[] ToBytes(this double value, Endian endian)
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{
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var rt = new byte[8];
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if (endian == Endian.Little)
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{
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fixed (byte* ptr = rt)
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*((double*)ptr) = value;
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}
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else
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{
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byte* p = (byte*)&value;
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rt[0] = *(p + 7);
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rt[1] = *(p + 6);
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rt[2] = *(p + 5);
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rt[3] = *(p + 4);
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rt[4] = *(p + 3);
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rt[5] = *(p + 2);
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rt[6] = *(p + 1);
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rt[7] = *(p + 0);
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}
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return rt;
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}
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public static unsafe byte[] ToBytes(this long value, Endian endian)
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{
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var rt = new byte[8];
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if (endian == Endian.Little)
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{
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fixed (byte* ptr = rt)
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*((long*)ptr) = value;
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}
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else
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{
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byte* p = (byte*)&value;
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rt[0] = *(p + 7);
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rt[1] = *(p + 6);
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rt[2] = *(p + 5);
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rt[3] = *(p + 4);
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rt[4] = *(p + 3);
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rt[5] = *(p + 2);
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rt[6] = *(p + 1);
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rt[7] = *(p + 0);
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}
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return rt;
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}
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public static unsafe byte[] ToBytes(this DateTime value)
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{
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var rt = new byte[8];
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var v = value.ToUniversalTime().Ticks;
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fixed (byte* ptr = rt)
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*((long*)ptr) = v;
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return rt;
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}
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public static unsafe byte[] ToBytes(this ulong value, Endian endia)
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{
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var rt = new byte[8];
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if (endia == Endian.Little)
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{
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fixed (byte* ptr = rt)
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*((ulong*)ptr) = value;
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}
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else
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{
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byte* p = (byte*)&value;
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rt[0] = *(p + 7);
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rt[1] = *(p + 6);
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rt[2] = *(p + 5);
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rt[3] = *(p + 4);
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rt[4] = *(p + 3);
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rt[5] = *(p + 2);
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rt[6] = *(p + 1);
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rt[7] = *(p + 0);
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}
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return rt;
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}
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public static unsafe byte[] ToBytes(this uint value, Endian endian)
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{
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var rt = new byte[4];
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if (endian == Endian.Little)
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{
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fixed (byte* ptr = rt)
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*((uint*)ptr) = value;
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}
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else
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{
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byte* p = (byte*)&value;
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rt[0] = *(p + 3);
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rt[1] = *(p + 2);
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rt[2] = *(p + 1);
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rt[3] = *(p + 0);
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}
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return rt;
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}
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public static unsafe byte[] ToBytes(this ushort value, Endian endian)
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{
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var rt = new byte[2];
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if (endian == Endian.Little)
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{
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fixed (byte* ptr = rt)
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*((ushort*)ptr) = value;
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}
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else
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{
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byte* p = (byte*)&value;
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rt[0] = *(p + 1);
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rt[1] = *(p);
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}
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return rt;
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}
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public static unsafe byte[] ToBytes(this decimal value, Endian endian)
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{
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var rt = new byte[16];
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fixed (byte* ptr = rt)
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*((decimal*)ptr) = value;
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if (endian == Endian.Big)
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Array.Reverse(rt);
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return rt;
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}
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public static string ToHex(this byte[] ba)
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{
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if (ba == null)
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return "";
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return ToHex(ba, 0, (uint)ba.Length);
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}
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public static string ToHex(this byte[] ba, uint offset, uint length, string separator = " ")
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{
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if (separator == null)
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separator = "";
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return string.Join(separator, ba.Skip((int)offset).Take((int)length).Select(x => x.ToString("x2")).ToArray());
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}
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public static byte[] FromHex(string hexString, string separator = " ")
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{
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var rt = new List<byte>();
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if (separator == null)
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{
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for (var i = 0; i < hexString.Length; i += 2)
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rt.Add(Convert.ToByte(hexString.Substring(i, 2), 16));
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}
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else
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{
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var hexes = hexString.Split(new string[] { separator }, StringSplitOptions.RemoveEmptyEntries);
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foreach (var h in hexes)
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rt.Add(Convert.ToByte(h, 16));
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}
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return rt.ToArray();
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}
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public static string FlagsEnumToString<T>(ulong value)
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{
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string rt = typeof(T).Name + ":";
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for (int i = 0; i < 64; i++)
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{
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ulong bit = (ulong)(Convert.ToUInt64(Math.Pow(2, i)) & value);
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if (bit != 0)
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{
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rt += " " + Enum.GetName(typeof(T), bit);
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}
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}
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return rt;
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}
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public static bool TryParse<T>(object Input, out T Results)
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{
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try
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{
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#if NETSTANDARD
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var tryParse = typeof(T).GetTypeInfo().GetDeclaredMethod("TryParse");
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if ((bool)tryParse.Invoke(null, new object[] { Input, null }))
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{
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var parse = typeof(T).GetTypeInfo().GetDeclaredMethod("Parse");
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Results = (T)parse.Invoke(null, new object[] { Input });
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return true;
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}
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#else
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if ((bool)typeof(T).InvokeMember("TryParse", BindingFlags.Public | BindingFlags.Static | BindingFlags.InvokeMethod, null, null, new object[] { Input, null }))
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{
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Results = (T)typeof(T).InvokeMember("Parse", BindingFlags.Public | BindingFlags.Static | BindingFlags.InvokeMethod, null, null, new object[] { Input });
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return true;
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}
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#endif
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else
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{
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Results = default(T);
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return false;
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}
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}
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catch //Exception ex)
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{
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Results = default(T);
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return false;
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}
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}
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public static DateTime FromUnixTime(uint seconds)
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{
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return new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddSeconds((double)seconds);
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}
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public static DateTime FromUnixTime(ulong milliseconds)
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{
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return new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddMilliseconds((double)milliseconds);
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}
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public static sbyte GetInt8(this byte[] data, uint offset)
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{
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return (sbyte)data[offset];
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}
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public static byte GetUInt8(this byte[] data, uint offset)
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{
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return data[offset];
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}
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public static unsafe short GetInt16(this byte[] data, uint offset, Endian endian)
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{
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if (endian == Endian.Little)
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{
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fixed (byte* ptr = &data[offset])
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return *(short*)ptr;
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}
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else
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{
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return (Int16)((data[offset] << 8) | data[offset + 1]);
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}
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}
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public static unsafe ushort GetUInt16(this byte[] data, uint offset, Endian endian)
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{
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if (endian == Endian.Little)
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{
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fixed (byte* ptr = &data[offset])
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return *(ushort*)ptr;
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}
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else
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{
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return (UInt16)((data[offset] << 8) | data[offset + 1]);
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}
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}
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public static unsafe int GetInt32(this byte[] data, uint offset, Endian endian)
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{
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if (endian == Endian.Little)
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{
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fixed (byte* ptr = &data[offset])
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return *(int*)ptr;
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}
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else
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{
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return (Int32)((data[offset] << 24) | (data[offset + 1] << 16) | (data[offset + 2] << 8) | data[offset + 3]);
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|
}
|
|
}
|
|
|
|
public static unsafe uint GetUInt32(this byte[] data, uint offset, Endian endian)
|
|
{
|
|
|
|
if (endian == Endian.Little)
|
|
{
|
|
fixed (byte* ptr = &data[offset])
|
|
return *(uint*)ptr;
|
|
}
|
|
else
|
|
{
|
|
return (uint)((data[offset] << 24) | (data[offset + 1] << 16) | (data[offset + 2] << 8) | data[offset + 3]);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
public static unsafe ulong GetUInt64(this byte[] data, uint offset, Endian endian)
|
|
{
|
|
if (endian == Endian.Little)
|
|
{
|
|
fixed (byte* ptr = &data[offset])
|
|
return *(ulong*)ptr;
|
|
}
|
|
else
|
|
{
|
|
UInt64 rt = 0;
|
|
byte* p = (byte*)&rt;
|
|
|
|
*(p + 7) = data[offset++];
|
|
*(p + 6) = data[offset++];
|
|
*(p + 5) = data[offset++];
|
|
*(p + 4) = data[offset++];
|
|
*(p + 3) = data[offset++];
|
|
*(p + 2) = data[offset++];
|
|
*(p + 1) = data[offset++];
|
|
*(p) = data[offset++];
|
|
|
|
return rt;
|
|
}
|
|
}
|
|
|
|
|
|
public static unsafe long GetInt64(this byte[] data, uint offset, Endian endian)
|
|
{
|
|
if (endian == Endian.Little)
|
|
{
|
|
fixed (byte* ptr = &data[offset])
|
|
return *(long*)ptr;
|
|
}
|
|
else
|
|
{
|
|
Int64 rt = 0;
|
|
byte* p = (byte*)&rt;
|
|
|
|
*(p + 7) = data[offset++];
|
|
*(p + 6) = data[offset++];
|
|
*(p + 5) = data[offset++];
|
|
*(p + 4) = data[offset++];
|
|
*(p + 3) = data[offset++];
|
|
*(p + 2) = data[offset++];
|
|
*(p + 1) = data[offset++];
|
|
*(p) = data[offset++];
|
|
|
|
return rt;
|
|
|
|
}
|
|
}
|
|
|
|
public static unsafe float GetFloat32(this byte[] data, uint offset, Endian endian)
|
|
{
|
|
if (endian == Endian.Little)
|
|
{
|
|
fixed (byte* ptr = &data[offset])
|
|
return *(float*)ptr;
|
|
}
|
|
else
|
|
{
|
|
float rt = 0;
|
|
byte* p = (byte*)&rt;
|
|
*p = data[offset + 3];
|
|
*(p + 1) = data[offset + 2];
|
|
*(p + 2) = data[offset + 1];
|
|
*(p + 3) = data[offset];
|
|
return rt;
|
|
|
|
}
|
|
}
|
|
|
|
|
|
public static unsafe double GetFloat64(this byte[] data, uint offset, Endian endian)
|
|
{
|
|
if (endian == Endian.Little)
|
|
{
|
|
fixed (byte* ptr = &data[offset])
|
|
return *(double*)ptr;
|
|
}
|
|
else
|
|
{
|
|
double rt = 0;
|
|
byte* p = (byte*)&rt;
|
|
|
|
*(p + 7) = data[offset++];
|
|
*(p + 6) = data[offset++];
|
|
*(p + 5) = data[offset++];
|
|
*(p + 4) = data[offset++];
|
|
*(p + 3) = data[offset++];
|
|
*(p + 2) = data[offset++];
|
|
*(p + 1) = data[offset++];
|
|
*(p) = data[offset++];
|
|
|
|
return rt;
|
|
}
|
|
}
|
|
|
|
|
|
public static bool GetBoolean(this byte[] data, uint offset)
|
|
{
|
|
return data[offset] > 0;
|
|
}
|
|
|
|
public static char GetChar(this byte[] data, uint offset)
|
|
{
|
|
return Convert.ToChar(((data[offset] << 8) | data[offset + 1]));
|
|
}
|
|
|
|
|
|
public static string GetString(this byte[] data, uint offset, uint length)
|
|
{
|
|
return Encoding.UTF8.GetString(data, (int)offset, (int)length);
|
|
}
|
|
|
|
public static string[] GetStringArray(this byte[] data, uint offset, uint length)
|
|
{
|
|
List<string> ar = new List<string>();
|
|
|
|
uint i = 0;
|
|
|
|
while (i < length)
|
|
{
|
|
var cl = GetUInt32(data, offset + i, Endian.Little);
|
|
i += 4;
|
|
ar.Add(Encoding.UTF8.GetString(data, (int)(offset + i), (int)cl));
|
|
i += cl;
|
|
}
|
|
|
|
return ar.ToArray();
|
|
}
|
|
|
|
public static Guid GetGuid(this byte[] data, uint offset)
|
|
{
|
|
return new Guid(Clip(data, offset, 16));
|
|
}
|
|
|
|
public static DateTime GetDateTime(this byte[] data, uint offset, Endian endian)
|
|
{
|
|
var ticks = GetInt64(data, offset, endian);
|
|
return new DateTime(ticks, DateTimeKind.Utc);
|
|
}
|
|
|
|
|
|
public static IPAddress GetIPv4Address(this byte[] data, uint offset)
|
|
{
|
|
return new IPAddress((long)GetUInt32(data, offset, Endian.Little));
|
|
}
|
|
|
|
|
|
public static IPAddress GetIPv6Address(this byte[] data, uint offset)
|
|
{
|
|
return new IPAddress(Clip(data, offset, 16));
|
|
}
|
|
|
|
public static byte[] Clip(this byte[] data, uint offset, uint length)
|
|
{
|
|
if (data.Length < offset + length)
|
|
return null;
|
|
|
|
// if (length == data.Length && offset == 0)
|
|
// return data.ToArray();
|
|
|
|
var b = new byte[length];
|
|
Buffer.BlockCopy(data, (int)offset, b, 0, (int)length);
|
|
return b;
|
|
}
|
|
|
|
public static string ToISODateTime(this DateTime date)
|
|
{
|
|
return date.ToString("yyyy-MM-dd HH:mm:ss");
|
|
}
|
|
public static uint ToUnixTime(this DateTime date)
|
|
{
|
|
return (uint)(date - new DateTime(1970, 1, 1)).TotalSeconds;
|
|
}
|
|
}
|
|
|
|
|