46 lines
1.5 KiB
C#
46 lines
1.5 KiB
C#
using PSO2SERVER.Models;
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using System;
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using System.Collections.Generic;
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namespace PSO2SERVER.Protocol
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{
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public abstract class Packet
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{
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public abstract byte[] Build();
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public abstract PacketHeader GetHeader();
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// 新增：获取整体数据包字节表示
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public byte[] GetPacketBytes()
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{
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var header = GetHeader(); // 获取包头
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var packetBody = Build(); // 获取包体
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// 如果包头的大小为0，则重新计算
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if (header.Size == 0)
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{
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// 包头（包括固定的前四个字节）的大小加上包体的大小
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header.Size = (uint)(header.ToBytes().Length + packetBody.Length);
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}
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// 将包头与包体合并
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var totalPacket = new List<byte>();
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totalPacket.AddRange(header.ToBytes()); // 包头转换为字节并加入
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totalPacket.AddRange(packetBody); // 包体加入
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return totalPacket.ToArray(); // 返回整个数据包字节数组
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}
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}
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public class PacketError : Exception
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{
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public string PacketName { get; }
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public string FieldName { get; }
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public PacketError(string packetName, string fieldName, Exception innerException)
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: base($"Error in packet '{packetName}', field '{fieldName}'", innerException)
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{
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PacketName = packetName;
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FieldName = fieldName;
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}
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}
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} |