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/* - mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 MySQL
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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 02110-1301 USA
*/
#ifndef DRIZZLED_DYNAMIC_ARRAY_H
#define DRIZZLED_DYNAMIC_ARRAY_H
#include <stddef.h>
namespace drizzled
{
typedef struct st_dynamic_array
{
unsigned char *buffer;
size_t elements,max_element;
uint32_t alloc_increment;
uint32_t size_of_element;
} DYNAMIC_ARRAY;
#define my_init_dynamic_array(A,B,C,D) init_dynamic_array2(A,B,NULL,C,D)
#define my_init_dynamic_array_ci(A,B,C,D) init_dynamic_array2(A,B,NULL,C,D)
extern bool init_dynamic_array2(DYNAMIC_ARRAY *array,uint32_t element_size,
void *init_buffer, uint32_t init_alloc,
uint32_t alloc_increment);
/* init_dynamic_array() function is deprecated */
extern bool init_dynamic_array(DYNAMIC_ARRAY *array,uint32_t element_size,
uint32_t init_alloc,uint32_t alloc_increment);
extern bool insert_dynamic(DYNAMIC_ARRAY *array,unsigned char * element);
extern unsigned char *alloc_dynamic(DYNAMIC_ARRAY *array);
extern unsigned char *pop_dynamic(DYNAMIC_ARRAY*);
extern bool set_dynamic(DYNAMIC_ARRAY *array,unsigned char * element,uint32_t array_index);
extern void get_dynamic(DYNAMIC_ARRAY *array,unsigned char * element,uint32_t array_index);
extern void delete_dynamic(DYNAMIC_ARRAY *array);
extern void delete_dynamic_element(DYNAMIC_ARRAY *array, uint32_t array_index);
extern void freeze_size(DYNAMIC_ARRAY *array);
extern int get_index_dynamic(DYNAMIC_ARRAY *array, unsigned char * element);
#define dynamic_array_ptr(array,array_index) ((array)->buffer+(array_index)*(array)->size_of_element)
#define dynamic_element(array,array_index,type) ((type)((array)->buffer) +(array_index))
#define push_dynamic(A,B) insert_dynamic((A),(B))
#define reset_dynamic(array) ((array)->elements= 0)
#define sort_dynamic(A,cmp) my_qsort((A)->buffer, (A)->elements, (A)->size_of_element, (cmp))
} /* namespace drizzled */
#endif /* DRIZZLED_DYNAMIC_ARRAY_H */
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