1 /*
2  * Copyright (c) 2002-2018 Balabit
3  * Copyright (c) 2018 Laszlo Budai <laszlo.budai@balabit.com>
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
18  *
19  * As an additional exemption you are allowed to compile & link against the
20  * OpenSSL libraries as published by the OpenSSL project. See the file
21  * COPYING for details.
22  *
23  */
24 
25 #ifndef TRANSPORT_FACTORY_ID_INCLUDED
26 #define TRANSPORT_FACTORY_ID_INCLUDED
27 
28 #include "syslog-ng.h"
29 
30 typedef struct _TransportFactoryId TransportFactoryId;
31 
32 /*
33  * public API
34  * */
35 void transport_factory_id_global_init(void);
36 void transport_factory_id_global_deinit(void);
37 const gchar *transport_factory_id_get_transport_name(const TransportFactoryId *);
38 void transport_factory_id_free(TransportFactoryId *);
39 guint transport_factory_id_hash(gconstpointer);
40 gboolean transport_factory_id_equal(const TransportFactoryId *, const TransportFactoryId *);
41 
42 /**
43  * private API (for internal usage and test)
44  */
45 TransportFactoryId *_transport_factory_id_new(const gchar *transport_name);
46 void _transport_factory_id_register(TransportFactoryId *);
47 GList *_transport_factory_id_clone_registered_ids(void);
48 TransportFactoryId *_transport_factory_id_clone(const TransportFactoryId *);
49 
50 void _transport_factory_id_lock(void);
51 void _transport_factory_id_unlock(void);
52 
53 #define DEFINE_TRANSPORT_FACTORY_ID_FUN(transport_name, func_name) \
54   const TransportFactoryId* func_name(void) \
55   {\
56     static TransportFactoryId *id;\
57     _transport_factory_id_lock(); \
58     if (!id)\
59       {\
60         id = _transport_factory_id_new(transport_name);\
61         _transport_factory_id_register(id);\
62       }\
63     _transport_factory_id_unlock(); \
64     return id;\
65   }
66 
67 #endif
68