From a175314c3e5827eb193872241446f2f8f5c9d33c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 20:07:14 +0200 Subject: Adding upstream version 1:10.5.12. Signed-off-by: Daniel Baumann --- storage/csv/transparent_file.h | 43 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 storage/csv/transparent_file.h (limited to 'storage/csv/transparent_file.h') diff --git a/storage/csv/transparent_file.h b/storage/csv/transparent_file.h new file mode 100644 index 00000000..545643d0 --- /dev/null +++ b/storage/csv/transparent_file.h @@ -0,0 +1,43 @@ +/* Copyright (c) 2003, 2007 MySQL AB, 2009 Sun Microsystems, Inc. + Use is subject to license terms. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */ + +#include +#include +#include + +extern PSI_memory_key csv_key_memory_Transparent_file; + +class Transparent_file +{ + File filedes; + uchar *buff; /* in-memory window to the file or mmaped area */ + /* current window sizes */ + my_off_t lower_bound; + my_off_t upper_bound; + uint buff_size; + +public: + + Transparent_file(); + ~Transparent_file(); + + void init_buff(File filedes_arg); + uchar *ptr(); + my_off_t start(); + my_off_t end(); + char get_value (my_off_t offset); + my_off_t read_next(); +}; -- cgit v1.2.3