From 72e7f011b29998d8a3e15eb5b381ef962af5fe5b Mon Sep 17 00:00:00 2001 From: Karen Arutyunov Date: Fri, 5 Apr 2019 10:30:58 +0300 Subject: Upgrade to 8.0.15 --- mysql/my_bitmap.h | 144 ------------------------------------------------------ 1 file changed, 144 deletions(-) delete mode 100644 mysql/my_bitmap.h (limited to 'mysql/my_bitmap.h') diff --git a/mysql/my_bitmap.h b/mysql/my_bitmap.h deleted file mode 100644 index f45c1bc..0000000 --- a/mysql/my_bitmap.h +++ /dev/null @@ -1,144 +0,0 @@ -/* - Copyright (c) 2001, 2015, Oracle and/or its affiliates. All rights reserved. - - 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 02110-1301, USA */ - -#ifndef _my_bitmap_h_ -#define _my_bitmap_h_ - -#define MY_BIT_NONE (~(uint) 0) - -#include -#include "mysql/psi/mysql_thread.h" /* mysql_mutex_t */ - -typedef uint32 my_bitmap_map; - -typedef struct st_bitmap -{ - my_bitmap_map *bitmap; - uint n_bits; /* number of bits occupied by the above */ - my_bitmap_map last_word_mask; - my_bitmap_map *last_word_ptr; - /* - mutex will be acquired for the duration of each bitmap operation if - thread_safe flag in bitmap_init was set. Otherwise, we optimize by not - acquiring the mutex - */ - mysql_mutex_t *mutex; -} MY_BITMAP; - -#ifdef __cplusplus -extern "C" { -#endif -extern void create_last_word_mask(MY_BITMAP *map); -extern my_bool bitmap_init(MY_BITMAP *map, my_bitmap_map *buf, uint n_bits, - my_bool thread_safe); -extern my_bool bitmap_is_clear_all(const MY_BITMAP *map); -extern my_bool bitmap_is_prefix(const MY_BITMAP *map, uint prefix_size); -extern my_bool bitmap_is_set_all(const MY_BITMAP *map); -extern my_bool bitmap_is_subset(const MY_BITMAP *map1, const MY_BITMAP *map2); -extern my_bool bitmap_is_overlapping(const MY_BITMAP *map1, - const MY_BITMAP *map2); -extern my_bool bitmap_test_and_set(MY_BITMAP *map, uint bitmap_bit); -extern my_bool bitmap_test_and_clear(MY_BITMAP *map, uint bitmap_bit); -extern my_bool bitmap_fast_test_and_set(MY_BITMAP *map, uint bitmap_bit); -extern uint bitmap_set_next(MY_BITMAP *map); -extern uint bitmap_get_first(const MY_BITMAP *map); -extern uint bitmap_get_first_set(const MY_BITMAP *map); -extern uint bitmap_get_next_set(const MY_BITMAP *map, uint bitmap_bit); -extern uint bitmap_bits_set(const MY_BITMAP *map); -extern void bitmap_free(MY_BITMAP *map); -extern void bitmap_set_above(MY_BITMAP *map, uint from_byte, uint use_bit); -extern void bitmap_set_prefix(MY_BITMAP *map, uint prefix_size); -extern void bitmap_intersect(MY_BITMAP *map, const MY_BITMAP *map2); -extern void bitmap_subtract(MY_BITMAP *map, const MY_BITMAP *map2); -extern void bitmap_union(MY_BITMAP *map, const MY_BITMAP *map2); -extern void bitmap_xor(MY_BITMAP *map, const MY_BITMAP *map2); -extern void bitmap_invert(MY_BITMAP *map); -extern void bitmap_copy(MY_BITMAP *map, const MY_BITMAP *map2); - -extern uint bitmap_lock_set_next(MY_BITMAP *map); -extern void bitmap_lock_clear_bit(MY_BITMAP *map, uint bitmap_bit); -/* Fast, not thread safe, bitmap functions */ -#define bitmap_buffer_size(bits) (((bits)+31)/32)*4 -#define no_bytes_in_map(map) (((map)->n_bits + 7)/8) -#define no_words_in_map(map) (((map)->n_bits + 31)/32) - -static inline void bitmap_set_bit(MY_BITMAP *map, uint bit) -{ - DBUG_ASSERT(bit < map->n_bits); - ((uchar*)map->bitmap)[bit / 8] |= (1 << (bit & 7)); -} - - -static inline void bitmap_flip_bit(MY_BITMAP *map, uint bit) -{ - DBUG_ASSERT(bit < map->n_bits); - ((uchar*)map->bitmap)[bit / 8] ^= (1 << (bit & 7)); -} - - -static inline void bitmap_clear_bit(MY_BITMAP *map, uint bit) -{ - DBUG_ASSERT(bit < map->n_bits); - ((uchar*)map->bitmap)[bit / 8] &= ~(1 << (bit & 7)); -} - - -static inline my_bool bitmap_is_set(const MY_BITMAP *map, uint bit) -{ - DBUG_ASSERT(bit < map->n_bits); - return ((uchar*)map->bitmap)[bit / 8] & (1 << (bit & 7)); -} - -/** - Quite unlike other C comparison functions ending with 'cmp', e.g. memcmp(), - strcmp(), this function returns true if the bitmaps are equal, and false - otherwise. - - @retval true The bitmaps are equal. - @retval false The bitmaps differ. - */ -static inline my_bool bitmap_cmp(const MY_BITMAP *map1, const MY_BITMAP *map2) -{ - DBUG_ASSERT(map1->n_bits > 0); - DBUG_ASSERT(map2->n_bits > 0); - - if (memcmp(map1->bitmap, map2->bitmap, 4*(no_words_in_map(map1)-1)) != 0) - return FALSE; - return ((*map1->last_word_ptr | map1->last_word_mask) == - (*map2->last_word_ptr | map2->last_word_mask)); -} - -/* - Clears all bits. This is allowed even for a zero-size bitmap. - */ -static inline void bitmap_clear_all(MY_BITMAP *map) -{ - memset(map->bitmap, 0, 4 * no_words_in_map(map)); -} - -/* - Sets all bits. This is allowed even for a zero-size bitmap. - */ -static inline void bitmap_set_all(MY_BITMAP *map) -{ - memset(map->bitmap, 0xFF, 4 * no_words_in_map(map)); -} - -#ifdef __cplusplus -} -#endif - -#endif /* _my_bitmap_h_ */ -- cgit v1.1