127 lines
3.0 KiB
C
127 lines
3.0 KiB
C
/* $Id$ */
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/* Copyright (c) 2012-2015 Pierre Pronchery <khorben@defora.org> */
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/* This file is part of DeforaOS Database libDatabase */
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/* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <string.h>
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#include <System.h>
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#include "Database.h"
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#include "../config.h"
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#ifndef PREFIX
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# define PREFIX "/usr/local"
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#endif
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#ifndef LIBDIR
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# define LIBDIR PREFIX "/lib"
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#endif
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/* Database */
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/* private */
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/* types */
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struct _Database
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{
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Plugin * plugin;
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DatabaseEngineDefinition * dplugin;
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DatabaseEngine * database;
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};
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/* public */
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/* functions */
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/* database_new */
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Database * database_new(char const * engine, Config * config,
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char const * section)
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{
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Database * database;
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if((database = object_new(sizeof(*database))) == NULL)
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return NULL;
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memset(database, 0, sizeof(*database));
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if((database->plugin = plugin_new(LIBDIR, "Database", "engine",
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engine)) == NULL
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|| (database->dplugin = plugin_lookup(database->plugin,
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"database")) == NULL
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|| (database->database = database->dplugin->init(config,
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section)) == NULL)
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{
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database_delete(database);
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return NULL;
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}
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return database;
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}
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/* database_delete */
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void database_delete(Database * database)
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{
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if(database->plugin != NULL)
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{
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if(database->dplugin != NULL
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&& database->dplugin->destroy != NULL
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&& database->database != NULL)
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database->dplugin->destroy(database->database);
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plugin_delete(database->plugin);
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}
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object_delete(database);
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}
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/* accessors */
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/* database_get_last_id */
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int64_t database_get_last_id(Database * database)
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{
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return database->dplugin->get_last_id(database->database);
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}
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/* database_prepare_new */
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DatabaseStatement * database_prepare_new(Database * database,
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char const * query)
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{
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return database->dplugin->prepare_new(database->database, query);
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}
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/* database_prepare_delete */
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void database_prepare_delete(Database * database, DatabaseStatement * statement)
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{
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database->dplugin->prepare_delete(database->database, statement);
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}
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/* database_prepare_query */
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int database_prepare_query(Database * database, DatabaseStatement * statement,
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DatabaseCallback callback, void * data, ...)
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{
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int ret;
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va_list ap;
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va_start(ap, data);
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ret = database->dplugin->prepare_query(database->database, statement,
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callback, data, ap);
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va_end(ap);
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return ret;
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}
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/* database_query */
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int database_query(Database * database, char const * query,
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DatabaseCallback callback, void * data)
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{
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return database->dplugin->query(database->database, query, callback,
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data);
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}
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