Initialize and cosing connection functions

Functions
int	h_close_db (struct _h_connection *conn)
int	h_clean_connection (struct _h_connection *conn)
struct _h_connection *	h_connect_sqlite (const char *db_path)
void	h_close_sqlite (struct _h_connection *conn)
struct _h_connection *	h_connect_mariadb (const char *host, const char *user, const char *passwd, const char *db, const unsigned int port, const char *unix_socket)
void	h_close_mariadb (struct _h_connection *conn)
struct _h_connection *	h_connect_pgsql (const char *conninfo)
void	h_close_pgsql (struct _h_connection *conn)

Detailed Description

Function Documentation

h_clean_connection()

int h_clean_connection

(

struct _h_connection *

conn

)

h_clean_connection free memory allocated by the struct _h_connection

Parameters

conn	the connection to the database

Returns

H_OK on success

h_clean_connection free memory allocated by the struct _h_connection return H_OK on success

h_close_db()

int h_close_db

(

struct _h_connection *

conn

)

Close a database connection

Parameters

conn	the connection to the database

Returns

H_OK on success

Close a database connection return H_OK on success

h_close_mariadb()

void h_close_mariadb

(

struct _h_connection *

conn

)

close connection to database

h_close_pgsql()

void h_close_pgsql

(

struct _h_connection *

conn

)

close a pgsql connection

Parameters

conn	the connection to the database

h_close_sqlite()

void h_close_sqlite

(

struct _h_connection *

conn

)

close a sqlite3 connection

Parameters

conn	the connection to the database

h_connect_mariadb()

struct _h_connection* h_connect_mariadb	(	const char *	host,
		const char *	user,
		const char *	passwd,
		const char *	db,
		const unsigned int	port,
		const char *	unix_socket
	)

h_connect_mariadb Opens a database connection to a mariadb server

Parameters

host	the hostname of the database server
user	the username to connect to the database
passwd	the password to connect to the database
db	the database name
port	the TCP port number for the database connection, 0 means system default
unix_socket	a UNIX socket to use for the connection, optional

Returns

pointer to a struct _h_connection * on success, NULL on error

Hoel database abstraction library

hoel-mariadb.c: Maria DB/Mysql specific functions

Copyright 2015-2020 Nicolas Mora mail@.nosp@m.babe.nosp@m.loues.nosp@m.t.or.nosp@m.g

This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; version 2.1 of the License.

This library 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 library. If not, see http://www.gnu.org/licenses/. Dummy functions when Hoel is not built with MariaDB

h_connect_pgsql()

struct _h_connection* h_connect_pgsql

(

const char *

conninfo

)

h_connect_pgsql Opens a database connection to a PostgreSQL server

Parameters

conninfo

the connection info to connect to the pgsql database

Returns

pointer to a struct _h_connection * on sucess, NULL on error

Hoel database abstraction library

hoel-pgsql.c: Postgre SQL specific functions

Copyright 2015-2020 Nicolas Mora mail@.nosp@m.babe.nosp@m.loues.nosp@m.t.or.nosp@m.g

This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; version 2.1 of the License.

This library 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 library. If not, see http://www.gnu.org/licenses/. Dummy functions when Hoel is not built with PostgreSQL

h_connect_sqlite()

struct _h_connection* h_connect_sqlite

(

const char *

db_path

)

h_connect_sqlite Opens a database connection to a sqlite3 db file

Parameters

db_path

the path to the sqlite db file

Returns

pointer to a struct _h_connection * on sucess, NULL on error

Hoel database abstraction library

hoel-sqlite.c: Sqlite3 specific functions

Copyright 2015-2020 Nicolas Mora mail@.nosp@m.babe.nosp@m.loues.nosp@m.t.or.nosp@m.g

This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; version 2.1 of the License.

This library 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 library. If not, see http://www.gnu.org/licenses/. Dummy functions when Hoel is not built with SQLite