private static extern IntPtr ManagedRandomAccessFile_Create(
ReadDelegate read,
CloseDelegate close,
GetSizeDelegate getSize,
TellDelegate tell,
SeekDelegate seek,
ClosedDelegate closed,
out IntPtr randomAccessFile);
public QueryLogBuffer(LibraryHandle libraryHandle)
: base(true)
{
_newBuffder = libraryHandle.GetUnmanagedDelegate<NewBufferDelegate>();
_delete = libraryHandle.GetUnmanagedDelegate<DeleteBufferDelegate>();
_size = libraryHandle.GetUnmanagedDelegate<GetSizeDelegate>();
_toString = libraryHandle.GetUnmanagedDelegate<ToStringDelegate>();
handle = _newBuffder();
}
private static ParquetHandle Create(
ReadDelegate read,
CloseDelegate close,
GetSizeDelegate getSize,
TellDelegate tell,
SeekDelegate seek,
ClosedDelegate closed)
{
ExceptionInfo.Check(ManagedRandomAccessFile_Create(read, close, getSize, tell, seek, closed, out var handle));
return(new ParquetHandle(handle, RandomAccessFile_Free));
}
public unsafe QueryFunctions(LibraryHandle handle)
{
Create = handle.GetUnmanagedDelegate <CreateQueryDelegate>();
Delete = handle.GetUnmanagedDelegate <DeleteQueryDelegate>();
Execute = handle.GetUnmanagedDelegate <ExecuteQueryDelegate>();
DeleteCursor = handle.GetUnmanagedDelegate <DeleteCursorDelegate>();
SetHints = handle.GetUnmanagedDelegate <SetHintsDelegate>();
AddOr = handle.GetUnmanagedDelegate <AddOrDelegate>();
CursorResult = handle.GetUnmanagedDelegate <CursorResultDelegate>();
NewBuffer = handle.GetUnmanagedDelegate <QueryFunctions.NewBufferDelegate>();
DeleteBuffer = handle.GetUnmanagedDelegate <QueryFunctions.DeleteBufferDelegate>();
BufferSize = handle.GetUnmanagedDelegate <GetSizeDelegate>();
BufferToString = handle.GetUnmanagedDelegate <ToStringDelegate>();
}
