mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-08-25 04:28:58 +00:00
77 lines
3.0 KiB
C
77 lines
3.0 KiB
C
/*
|
|
* Copyright (c) 2010, Swedish Institute of Computer Science
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the Institute nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
/**
|
|
* \file
|
|
* The storage interface used by the database.
|
|
* \author
|
|
* Nicolas Tsiftes <nvt@sics.se>
|
|
*/
|
|
|
|
#ifndef STORAGE_H
|
|
#define STORAGE_H
|
|
|
|
#include "index.h"
|
|
#include "relation.h"
|
|
|
|
#define TABLE_NAME_SUFFIX ".row"
|
|
#define TABLE_NAME_LENGTH (RELATION_NAME_LENGTH + \
|
|
sizeof(TABLE_NAME_SUFFIX) - 1)
|
|
|
|
#define INDEX_NAME_SUFFIX ".idx"
|
|
#define INDEX_NAME_LENGTH (RELATION_NAME_LENGTH + \
|
|
sizeof(INDEX_NAME_SUFFIX) - 1)
|
|
|
|
typedef unsigned char * storage_row_t;
|
|
|
|
char *storage_generate_file(char *, unsigned long);
|
|
|
|
db_result_t storage_load(relation_t *);
|
|
void storage_unload(relation_t *);
|
|
|
|
db_result_t storage_get_relation(relation_t *, char *);
|
|
db_result_t storage_put_relation(relation_t *);
|
|
db_result_t storage_drop_relation(relation_t *, int);
|
|
db_result_t storage_rename_relation(char *, char *);
|
|
|
|
db_result_t storage_put_attribute(relation_t *, attribute_t *);
|
|
db_result_t storage_get_index(index_t *, relation_t *, attribute_t *);
|
|
db_result_t storage_put_index(index_t *);
|
|
|
|
db_result_t storage_get_row(relation_t *, tuple_id_t *, storage_row_t);
|
|
db_result_t storage_put_row(relation_t *, storage_row_t);
|
|
db_result_t storage_get_row_amount(relation_t *, tuple_id_t *);
|
|
|
|
db_storage_id_t storage_open(const char *);
|
|
void storage_close(db_storage_id_t);
|
|
db_result_t storage_read(db_storage_id_t, void *, unsigned long, unsigned);
|
|
db_result_t storage_write(db_storage_id_t, void *, unsigned long, unsigned);
|
|
|
|
#endif /* STORAGE_H */
|