0312 华佗本地加载

hch

2025-09-12 7a2b399cf76d6dfb888c7088f7b362596c5fa52f

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using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
 
namespace UnityFS
{
    public static class BinaryReaderExtensions
    {
 
        public static void AlignStream(this BinaryReader reader, int alignment)
        {
            var pos = reader.BaseStream.Position;
            var mod = pos % alignment;
            if (mod != 0)
            {
                reader.BaseStream.Position += alignment - mod;
            }
        }
 
        public static string ReadAlignedString(this BinaryReader reader)
        {
            var length = reader.ReadInt32();
            if (length > 0 && length <= reader.BaseStream.Length - reader.BaseStream.Position)
            {
                var stringData = reader.ReadBytes(length);
                var result = Encoding.UTF8.GetString(stringData);
                reader.AlignStream(4);
                return result;
            }
            return "";
        }
 
        public static string ReadStringToNull(this BinaryReader reader, int maxLength = 32767)
        {
            var bytes = new List<byte>();
            int count = 0;
            while (reader.BaseStream.Position != reader.BaseStream.Length && count < maxLength)
            {
                var b = reader.ReadByte();
                if (b == 0)
                {
                    break;
                }
                bytes.Add(b);
                count++;
            }
            return Encoding.UTF8.GetString(bytes.ToArray());
        }
    }
}