xref: /netbsd-src/lib/librefuse/refuse/session.h (revision 48491f9819751125d121614a85f27fc971ad5fe6)
1 /* $NetBSD: session.h,v 1.2 2024/02/11 10:36:40 andvar Exp $ */
2 
3 /*
4  * Copyright (c) 2021 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. The name of the author may not be used to endorse or promote
16  *    products derived from this software without specific prior written
17  *    permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
20  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
25  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
29  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 #if !defined(_FUSE_SESSION_H_)
32 #define _FUSE_SESSION_H_
33 
34 /* FUSE session API
35  */
36 
37 #if !defined(FUSE_H_)
38 #  error Do not include this header directly. Include <fuse.h> instead.
39 #endif
40 
41 #ifdef __cplusplus
42 extern "C" {
43 #endif
44 
45 /* Forward declarations */
46 struct fuse;
47 
48 /* A private structure appeared on FUSE 2.4. */
49 struct fuse_session;
50 
51 /* Get a session from a fuse object. Appeared on FUSE 2.6. */
52 struct fuse_session *fuse_get_session(struct fuse *f);
53 
54 /* Get the file descriptor for communication with kernel. Appeared on
55  * FUSE 3.0. */
56 int fuse_session_fd(struct fuse_session *se);
57 
58 /* Exit a session on SIGHUP, SIGTERM, and SIGINT and ignore
59  * SIGPIPE. Appeared on FUSE 2.5. */
60 int fuse_set_signal_handlers(struct fuse_session *se);
61 
62 /* Restore default signal handlers. Appeared on FUSE 2.5. */
63 void fuse_remove_signal_handlers(struct fuse_session *se);
64 
65 #ifdef __cplusplus
66 }
67 #endif
68 
69 #endif
70