1 /* Copyright (C) 2006 MySQL AB & Ramil Kalimullin & MySQL Finland AB 2 & TCX DataKonsult AB 3 4 This program is free software; you can redistribute it and/or modify 5 it under the terms of the GNU General Public License as published by 6 the Free Software Foundation; version 2 of the License. 7 8 This program is distributed in the hope that it will be useful, 9 but WITHOUT ANY WARRANTY; without even the implied warranty of 10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 GNU General Public License for more details. 12 13 You should have received a copy of the GNU General Public License 14 along with this program; if not, write to the Free Software 15 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */ 16 17 #ifndef _rt_index_h 18 #define _rt_index_h 19 20 #ifdef HAVE_RTREE_KEYS 21 22 #define rt_PAGE_FIRST_KEY(share, page, nod_flag) (page + share->keypage_header + nod_flag) 23 #define rt_PAGE_NEXT_KEY(share, key, key_length, nod_flag) (key + key_length +\ 24 (nod_flag ? nod_flag : share->base.rec_reflength)) 25 #define rt_PAGE_END(page) ((page)->buff + (page)->size) 26 27 #define rt_PAGE_MIN_SIZE(block_length) ((uint)(block_length - KEYPAGE_CHECKSUM_SIZE) / 3) 28 29 my_bool maria_rtree_insert(MARIA_HA *info, MARIA_KEY *key); 30 my_bool maria_rtree_delete(MARIA_HA *info, MARIA_KEY *key); 31 int maria_rtree_insert_level(MARIA_HA *info, MARIA_KEY *key, 32 int ins_level, my_off_t *root); 33 my_bool maria_rtree_real_delete(MARIA_HA *info, MARIA_KEY *key, 34 my_off_t *root); 35 int maria_rtree_find_first(MARIA_HA *info, MARIA_KEY *key, uint search_flag); 36 int maria_rtree_find_next(MARIA_HA *info, uint keynr, uint32 search_flag); 37 38 int maria_rtree_get_first(MARIA_HA *info, uint keynr, uint key_length); 39 int maria_rtree_get_next(MARIA_HA *info, uint keynr, uint key_length); 40 41 ha_rows maria_rtree_estimate(MARIA_HA *info, MARIA_KEY *key, uint32 flag); 42 43 int maria_rtree_split_page(const MARIA_KEY *key, MARIA_PAGE *page, 44 my_off_t *new_page_offs); 45 #endif /*HAVE_RTREE_KEYS*/ 46 #endif /* _rt_index_h */ 47