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misc cleanup

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This commit is contained in:
Grigory Chudov
2018-03-31 19:12:58 -04:00
parent e7c6a9c854
commit 9da7fef59b
17 changed files with 46 additions and 10886 deletions
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27
CUETools.Codecs.MACLib/StreamIO.cs
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@@ -12,18 +12,15 @@ namespace CUETools.Codecs.MACLib
{
m_stream = stream;
// We keep the references to those callbacks to
// prevent them from being garbage collected.
m_read_bytes = ReadCallback;
m_write_bytes = WriteCallback;
m_get_pos = TellCallback;
m_get_size = GetSizeCallback;
m_seek = SeekRelativeCallback;
m_callbacks = (APE_CIO_Callbacks*)Marshal.AllocHGlobal(sizeof(APE_CIO_Callbacks)).ToPointer();
m_callbacks->read_bytes = Marshal.GetFunctionPointerForDelegate(m_read_bytes);
m_callbacks->write_bytes = Marshal.GetFunctionPointerForDelegate(m_write_bytes);
m_callbacks->get_pos = Marshal.GetFunctionPointerForDelegate(m_get_pos);
m_callbacks->get_size = Marshal.GetFunctionPointerForDelegate(m_get_size);
m_callbacks->seek = Marshal.GetFunctionPointerForDelegate(m_seek);
m_hCIO = MACLibDll.c_APECIO_Create(null, m_read_bytes, m_write_bytes, m_seek, m_get_pos, m_get_size);
}
public void Dispose()
@@ -40,8 +37,8 @@ namespace CUETools.Codecs.MACLib
_readBuffer = null;
}
if (m_callbacks != null) Marshal.FreeHGlobal((IntPtr)m_callbacks);
m_callbacks = null;
MACLibDll.c_APECIO_Destroy(m_hCIO);
m_hCIO = IntPtr.Zero;
}
~StreamIO()
@@ -49,7 +46,7 @@ namespace CUETools.Codecs.MACLib
Dispose(false);
}
private int ReadCallback(APE_CIO_Callbacks* id, void* data, int bcount, out int pBytesRead)
private int ReadCallback(void* id, void* data, int bcount, out int pBytesRead)
{
if (_readBuffer == null || _readBuffer.Length < bcount)
_readBuffer = new byte[Math.Max(bcount, 0x4000)];
@@ -59,7 +56,7 @@ namespace CUETools.Codecs.MACLib
return 0;
}
private int WriteCallback(APE_CIO_Callbacks* id, void* data, int bcount, out int pBytesWritten)
private int WriteCallback(void* id, void* data, int bcount, out int pBytesWritten)
{
if (_readBuffer == null || _readBuffer.Length < bcount)
_readBuffer = new byte[Math.Max(bcount, 0x4000)];
@@ -69,25 +66,24 @@ namespace CUETools.Codecs.MACLib
return 0;
}
int TellCallback(APE_CIO_Callbacks* id)
int TellCallback(void* id)
{
return (int)m_stream.Position;
}
uint GetSizeCallback(APE_CIO_Callbacks* id)
uint GetSizeCallback(void* id)
{
return (uint)m_stream.Length;
}
int SeekRelativeCallback(APE_CIO_Callbacks* id, IntPtr delta, int mode)
int SeekRelativeCallback(void* id, IntPtr delta, int mode)
{
m_stream.Seek((long)delta, (SeekOrigin)(mode));
return 0;
}
internal APE_CIO_Callbacks* Callbacks => m_callbacks;
internal IntPtr CIO => m_hCIO;
APE_CIO_Callbacks* m_callbacks;
Stream m_stream;
byte[] _readBuffer;
CIO_ReadDelegate m_read_bytes;
@@ -95,5 +91,6 @@ namespace CUETools.Codecs.MACLib
CIO_GetPositionDelegate m_get_pos;
CIO_GetSizeDelegate m_get_size;
CIO_SeekDelegate m_seek;
internal IntPtr m_hCIO;
}
}