From 06eaf7232e9a920468c0f8d74dcf2fe8b555501c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 13 Apr 2024 14:24:36 +0200 Subject: Adding upstream version 1:10.11.6. Signed-off-by: Daniel Baumann --- extra/mariabackup/read_filt.h | 66 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 extra/mariabackup/read_filt.h (limited to 'extra/mariabackup/read_filt.h') diff --git a/extra/mariabackup/read_filt.h b/extra/mariabackup/read_filt.h new file mode 100644 index 00000000..51150705 --- /dev/null +++ b/extra/mariabackup/read_filt.h @@ -0,0 +1,66 @@ +/****************************************************** +XtraBackup: hot backup tool for InnoDB +(c) 2009-2012 Percona Inc. +Originally Created 3/3/2009 Yasufumi Kinoshita +Written by Alexey Kopytov, Aleksandr Kuzminsky, Stewart Smith, Vadim Tkachenko, +Yasufumi Kinoshita, Ignacio Nin and Baron Schwartz. + +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 Street, Fifth Floor, Boston, MA 02110-1335 USA + +*******************************************************/ + +/* Data file read filter interface */ + +#ifndef XB_READ_FILT_H +#define XB_READ_FILT_H + +#include "changed_page_bitmap.h" + +typedef uint32_t space_id_t; + +struct xb_fil_cur_t; + +/* The read filter context */ +struct xb_read_filt_ctxt_t { + ib_int64_t offset; /*!< current file offset */ + ib_int64_t data_file_size; /*!< data file size */ + size_t buffer_capacity;/*!< read buffer capacity */ + space_id_t space_id; /*!< space id */ + /* The following fields used only in bitmap filter */ + /* Move these to union if any other filters are added in future */ + xb_page_bitmap_range *bitmap_range; /*!< changed page bitmap range + iterator for space_id */ + ulint page_size; /*!< page size */ + ulint filter_batch_end;/*!< the ending page id of the + current changed page block in + the bitmap */ + /** TODO: remove this default constructor */ + xb_read_filt_ctxt_t() : page_size(0) {} +}; + +/* The read filter */ +struct xb_read_filt_t { + void (*init)(xb_read_filt_ctxt_t* ctxt, + const xb_fil_cur_t* cursor, + ulint space_id); + void (*get_next_batch)(xb_read_filt_ctxt_t* ctxt, + ib_int64_t* read_batch_start, + ib_int64_t* read_batch_len); + void (*deinit)(xb_read_filt_ctxt_t* ctxt); +}; + +extern xb_read_filt_t rf_pass_through; +extern xb_read_filt_t rf_bitmap; + +#endif -- cgit v1.2.3