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108 lines
2.4 KiB
108 lines
2.4 KiB
/*
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* Copyright (C) 2001-2003 FhG FOKUS
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* Copyright (C) 2006-2007 iptelorg GmbH
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*
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* This file is part of Kamailio, a free SIP server.
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*
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* Kamailio 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; either version 2 of the License, or
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* (at your option) any later version
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*
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* Kamailio 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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/** \ingroup DB_API
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* @{
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*/
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#include "db_con.h"
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#include "../../mem/mem.h"
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#include "../../dprint.h"
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#include <string.h>
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#include <stdlib.h>
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/*
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* Default implementation of the connect function is noop,
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* db drivers can override the function pointer in db_con
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* structures
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*/
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static int db_con_connect(db_con_t* con)
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{
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return 0;
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}
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/*
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* Default implementation of the disconnect function is noop,
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* db drivers can override the function pointer in db_con
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* structures
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*/
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static void db_con_disconnect(db_con_t* con)
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{
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}
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/*
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* Create a new generic db_con structure representing a
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* database connection and call the driver specific function
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* in the driver that is associated with the structure based
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* on the scheme of uri parameter
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*/
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db_con_t* db_con(db_ctx_t* ctx, db_uri_t* uri)
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{
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db_con_t* newp;
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newp = (db_con_t*)pkg_malloc(sizeof(db_con_t));
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if (newp == NULL) {
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ERR("db_con: No memory left\n");
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goto error;
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}
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memset(newp, '\0', sizeof(db_con_t));
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if (db_gen_init(&newp->gen) < 0) goto error;
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newp->uri = uri;
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newp->ctx = ctx;
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newp->connect = db_con_connect;
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newp->disconnect = db_con_disconnect;
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/* Call db_ctx function if the driver has it */
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if (db_drv_call(&uri->scheme, "db_con", newp, ctx->con_n) < 0) {
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goto error;
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}
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return newp;
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error:
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if (newp) {
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db_gen_free(&newp->gen);
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pkg_free(newp);
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}
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return NULL;
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}
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/*
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* Releaase all memory used by the structure
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*/
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void db_con_free(db_con_t* con)
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{
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if (con == NULL) return;
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db_gen_free(&con->gen);
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if (con->uri) db_uri_free(con->uri);
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pkg_free(con);
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}
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/** @} */
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