/// <summary>
/// 数据取出后就从当前列表中移除
/// </summary>
/// <param name="len"></param>
/// <returns></returns>
public byte[] getBytes(int len)
{
if (available() < len)
{
return(null);
}
if (Count < 1)
{
return(null);
}
byte[] data = new byte[len];
int offset = 0;
while (offset < data.Length)
{
ArraySegment <byte> seg = this[0];
if (offset + seg.Count > len)
{
Buffer.BlockCopy(seg.Array, seg.Offset, data, offset, len - offset);
updateOffset(seg.Offset + (len - offset));
return(data);
}
else
{
Buffer.BlockCopy(seg.Array, seg.Offset, data, offset, seg.Count);
offset += seg.Count;
this.RemoveAt(0);
//回收seg( 如果是规范内的buf长度 128b/256b/512b/1024b/...)
//如果不是通过
ByteListPoolMgr.FreeBuf(seg.Array);
}
}
// UnityEngine.Debug.Log("EXIT LOOP????!??!?!?!?? ");
return(data);
}
protected void Dispose(bool Disposing)
{
if (m_IsDispose)
{
return;
}
m_IsDispose = true;
if (Disposing)
{
//主动释放，则回收
for (int i = this.Count - 1; i >= 0; i--)
{
ByteListPoolMgr.FreeBuf(this[i].Array);
}
base.Clear();
}
}
/// <summary>
/// 数据取出后就从当前列表中移除
/// </summary>
/// <param name="fill2Data">填充数组，外面保证其剩余长度有效性</param>
/// <param name="fill2BuffOffset"></param>
/// <param name="len">外面保证取长度的有效性</param>
public void getBytes(ref byte[] fill2Data, int fill2BuffOffset, int len)
{
if (available() < len)
{
return;
}
if (fill2Data.Length - fill2BuffOffset < len)
{
return;
}
if (Count < 1)
{
return;
}
//填充到数组
int offset = 0;
while (offset < len)
{
ArraySegment <byte> seg = this[0];
if (offset + seg.Count > len)
{
Buffer.BlockCopy(seg.Array, seg.Offset, fill2Data, offset + fill2BuffOffset, len - offset);
updateOffset(seg.Offset + (len - offset));
break;
}
else
{
Buffer.BlockCopy(seg.Array, seg.Offset, fill2Data, offset + fill2BuffOffset, seg.Count);
offset += seg.Count;
this.RemoveAt(0);
//回收seg 如果不是通过ByteListPoolMgr申请的byte[] 并且长度不是64偶数倍（最大64）的数据将直接丢弃，由GC回收
ByteListPoolMgr.FreeBuf(seg.Array);
}
}
}
