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/* Copyright (C) 2006 MySQL AB & Ramil Kalimullin & MySQL Finland AB
& TCX DataKonsult AB
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifndef _rt_index_h
#define _rt_index_h
#ifdef HAVE_RTREE_KEYS
#define rt_PAGE_FIRST_KEY(share, page, nod_flag) (page + share->keypage_header + nod_flag)
#define rt_PAGE_NEXT_KEY(share, key, key_length, nod_flag) (key + key_length +\
(nod_flag ? nod_flag : share->base.rec_reflength))
#define rt_PAGE_END(share, page) (page + _ma_get_page_used(share, page))
#define rt_PAGE_MIN_SIZE(block_length) ((uint)(block_length - KEYPAGE_CHECKSUM_SIZE) / 3)
int maria_rtree_insert(MARIA_HA *info, uint keynr, uchar *key,
uint key_length);
int maria_rtree_delete(MARIA_HA *info, uint keynr, uchar *key,
uint key_length);
int maria_rtree_find_first(MARIA_HA *info, uint keynr, uchar *key,
uint key_length, uint search_flag);
int maria_rtree_find_next(MARIA_HA *info, uint keynr, uint search_flag);
int maria_rtree_get_first(MARIA_HA *info, uint keynr, uint key_length);
int maria_rtree_get_next(MARIA_HA *info, uint keynr, uint key_length);
ha_rows maria_rtree_estimate(MARIA_HA *info, uint keynr, uchar *key,
uint key_length, uint flag);
int maria_rtree_split_page(MARIA_HA *info, const MARIA_KEYDEF *keyinfo,
uchar *page,
const uchar *key, uint key_length,
my_off_t *new_page_offs);
#endif /*HAVE_RTREE_KEYS*/
#endif /* _rt_index_h */
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