104 lines
2.2 KiB
C#
104 lines
2.2 KiB
C#
using System.IO;
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using UnityEngine;
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namespace PhxhSDK.AOT
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{
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public class CustomFileStream : Stream
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{
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private FileStream _fileStream;
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public CustomFileStream(string path)
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{
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_fileStream = new FileStream(path, FileMode.Open, FileAccess.Read);
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}
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public override void Flush()
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{
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Debug.LogError("不支持Flush操作");
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}
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public override int Read(byte[] buffer,
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int offset,
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int count)
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{
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var read = _fileStream.Read(buffer, offset, count);
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for (int i = 0; i < read; i++)
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{
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// 取反
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var index = offset + i;
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buffer[index] = (byte)~buffer[index];
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}
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return read;
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}
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public override long Seek(long offset,
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SeekOrigin origin)
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{
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return _fileStream.Seek(offset, origin);
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}
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public override void SetLength(long value)
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{
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_fileStream.SetLength(value);
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}
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public override void Write(byte[] buffer,
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int offset,
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int count)
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{
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Debug.LogError("不支持Write操作");
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}
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public override bool CanRead
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{
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get
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{
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return _fileStream.CanRead;
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}
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}
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public override bool CanSeek
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{
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get
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{
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return _fileStream.CanSeek;
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}
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}
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public override bool CanWrite
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{
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get
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{
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return false;
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}
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}
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public override long Length
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{
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get
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{
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return _fileStream.Length;
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}
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}
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public override long Position
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{
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get
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{
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return _fileStream.Position;
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}
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set
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{
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_fileStream.Position = value;
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}
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}
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public override void Close()
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{
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base.Close();
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_fileStream.Close();
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}
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}
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}
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