asp.net get请求base64解密报错问题

时间:2024-04-25 20:11:31
public class HexConverter { /// <summary> /// 转换十六进制字符串到字节数组 /// </summary> /// <param name="msg">待转换字符串</param> /// <returns>字节数组</returns> public static byte[] HexToByte(string msg) { msg = msg.Replace(" ", "");//移除空格 //create a byte array the length of the //divided by 2 (Hex is 2 characters in length) byte[] comBuffer = new byte[msg.Length / 2]; for (int i = 0; i < msg.Length; i += 2) { //convert each set of 2 characters to a byte and add to the array comBuffer[i / 2] = (byte)Convert.ToByte(msg.Substring(i, 2), 16); } return comBuffer; } /// <summary> /// 转换字节数组到十六进制字符串 /// </summary> /// <param name="comByte">待转换字节数组</param> /// <returns>十六进制字符串</returns> public static string ByteToHex(byte[] comByte,bool isNeedSpace=false) { StringBuilder builder = new StringBuilder(comByte.Length * 3); foreach (byte data in comByte) { builder.Append(Convert.ToString(data, 16).PadLeft(2, '0').PadRight(3, ' ')); } var res = builder.ToString().ToUpper(); if (isNeedSpace) { return res; } return res.Replace(" ", ""); } static string ByteToString(byte[] InBytes) { string StringOut=""; StringOut = System.Text.Encoding.ASCII.GetString(InBytes); return StringOut; } static byte[] StringToByte(string InString) { string[] ByteStrings; ByteStrings = InString.Split(" ".ToCharArray()); byte[] ByteOut; ByteOut = new byte[ByteStrings.Length-1]; for (int i = 0;i==ByteStrings.Length-1;i++) { ByteOut[i] = Convert.ToByte(("0x" + ByteStrings[i])); } return ByteOut; } }