/// <summary>
/// 写入数据
/// </summary>
/// <returns></returns>
private bool write()
{
Buffer data = BufferLink.GetClear();
if (data != null)
{
FileBuffers buffer = default(FileBuffers);
bufferPool.Get(ref buffer.Buffer);
long writeLength = 0;
try
{
fixed(byte *bufferFixed = buffer.Buffer.Buffer)
{
byte *bufferStart = bufferFixed + buffer.Buffer.StartIndex;
int index = sizeof(int), bigBufferSize;
START:
if (data.Array.Length + index <= buffer.Buffer.Length)
{
if ((data = data.Copy(ref buffer.Buffer, ref index) ?? BufferLink.GetClear()) != null)
{
goto START;
}
}
else if (index == sizeof(int))
{
if (bigBuffer.Length < (bigBufferSize = data.Array.Length + sizeof(int)))
{
bigBuffer = new byte[Math.Max(bigBufferSize, bigBuffer.Length << 1)];
fixed(byte *bigBufferFixed = bigBuffer)
{
data = data.Copy(bigBuffer);
if (bigBufferSize > Config.MinCompressSize)
{
if (AutoCSer.IO.Compression.DeflateCompressor.Get(bigBuffer, sizeof(int), bigBufferSize - sizeof(int), ref buffer.CompressionBuffer, ref buffer.CompressionData, sizeof(int) * 2, sizeof(int) * 2))
{
writeCompression(ref buffer.CompressionData, bigBufferSize - sizeof(int));
buffer.CompressionBuffer.TryFree();
writeLength += buffer.CompressionData.Length;
if (data == null && (data = BufferLink.GetClear()) == null)
{
return(true);
}
index = sizeof(int);
goto START;
}
buffer.CompressionBuffer.TryFree();
}
*(int *)bigBufferFixed = bigBufferSize - sizeof(int);
}
fileStream.Write(bigBuffer, 0, bigBufferSize);
writeLength += bigBufferSize;
if (data == null && (data = BufferLink.GetClear()) == null)
return(true); }
index = sizeof(int);
goto START;
}
if (index > Config.MinCompressSize)
{
if (AutoCSer.IO.Compression.DeflateCompressor.Get(buffer.Buffer.Buffer, buffer.Buffer.StartIndex + sizeof(int), index - sizeof(int), ref buffer.CompressionBuffer, ref buffer.CompressionData, sizeof(int) * 2, sizeof(int) * 2))
{
writeCompression(ref buffer.CompressionData, index - sizeof(int));
buffer.CompressionBuffer.TryFree();
writeLength += buffer.CompressionData.Length;
if (data == null && (data = BufferLink.GetClear()) == null)
{
return(true);
}
index = sizeof(int);
goto START;
}
buffer.CompressionBuffer.TryFree();
}
*(int *)bufferStart = index - sizeof(int);
fileStream.Write(buffer.Buffer.Buffer, buffer.Buffer.StartIndex, index);
writeLength += index;
if (data == null && (data = BufferLink.GetClear()) == null)
{
return(true);
}
index = sizeof(int);
goto START;
}
}
catch (Exception error)
{
writeLength = 0;
AutoCSer.Log.Pub.Log.Add(Log.LogType.Fatal, error);
fileStream.Dispose();
return(false);
}
finally
{
buffer.Free();
if (writeLength != 0)
{
fileStream.Flush(true);
FileLength += writeLength;
for (FileReader reader = Readers.End; reader != null; reader = reader.DoubleLinkPrevious)
{
isTryRead |= reader.TryRead();
}
}
}
}
return(true);
}
