QI Mingxuan
72 lines
2.3 KiB
C#
72 lines
2.3 KiB
C#
using System;
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using System.Text;
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namespace XP.Hardware.PLC.Helpers
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{
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/// <summary>
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/// 十六进制数据格式化工具 | Hex data formatter utility
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/// 将 byte[] 格式化为标准十六进制查看器格式
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/// </summary>
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public static class HexFormatter
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{
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/// <summary>
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/// 将 byte[] 格式化为十六进制查看器文本 | Format byte[] as hex viewer text
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/// 每行 16 字节，包含偏移量、十六进制值和 ASCII 表示
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/// </summary>
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/// <param name="data">字节数据 | Byte data</param>
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/// <param name="startOffset">起始偏移量 | Start offset</param>
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/// <returns>格式化后的字符串 | Formatted string</returns>
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public static string Format(byte[] data, int startOffset = 0)
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{
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if (data == null || data.Length == 0)
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return string.Empty;
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var sb = new StringBuilder();
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int totalBytes = data.Length;
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for (int i = 0; i < totalBytes; i += 16)
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{
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// 偏移量（8位十六进制）| Offset (8-digit hex)
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sb.Append($"{(startOffset + i):X8} ");
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// 前 8 字节十六进制 | First 8 bytes hex
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for (int j = 0; j < 8; j++)
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{
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if (i + j < totalBytes)
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sb.Append($"{data[i + j]:X2} ");
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else
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sb.Append(" ");
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}
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sb.Append(' ');
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// 后 8 字节十六进制 | Last 8 bytes hex
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for (int j = 8; j < 16; j++)
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{
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if (i + j < totalBytes)
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sb.Append($"{data[i + j]:X2} ");
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else
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sb.Append(" ");
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}
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sb.Append(' ');
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// ASCII 表示 | ASCII representation
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for (int j = 0; j < 16; j++)
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{
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if (i + j < totalBytes)
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{
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byte b = data[i + j];
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sb.Append(b >= 0x20 && b <= 0x7E ? (char)b : '.');
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}
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}
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if (i + 16 < totalBytes)
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sb.AppendLine();
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}
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return sb.ToString();
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}
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}
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}
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