xref: /illumos-gate/usr/src/uts/common/sys/port.h (revision fea9cb91bd8e12d84069b4dab1268363668b4bff)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_SYS_PORT_H
28 #define	_SYS_PORT_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 #include <sys/types.h>
37 
38 /* port sources */
39 #define	PORT_SOURCE_AIO		1
40 #define	PORT_SOURCE_TIMER	2
41 #define	PORT_SOURCE_USER	3
42 #define	PORT_SOURCE_FD		4
43 #define	PORT_SOURCE_ALERT	5
44 
45 typedef struct port_event {
46 	int		portev_events;	/* event data is source specific */
47 	ushort_t	portev_source;	/* event source */
48 	ushort_t	portev_pad;	/* port internal use */
49 	uintptr_t	portev_object;	/* source specific object */
50 	void		*portev_user;	/* user cookie */
51 } port_event_t;
52 
53 typedef	struct	port_notify {
54 	int		portnfy_port;	/* bind request(s) to port */
55 	void		*portnfy_user;	/* user defined */
56 } port_notify_t;
57 
58 
59 #if defined(_SYSCALL32)
60 
61 typedef struct port_event32 {
62 	int		portev_events;	/* events detected */
63 	ushort_t	portev_source;	/* user, timer, aio, etc */
64 	ushort_t	portev_pad;	/* reserved */
65 	caddr32_t	portev_object;	/* fd, timerid, ... */
66 	caddr32_t	portev_user;	/* user cookie */
67 } port_event32_t;
68 
69 typedef	struct	port_notify32 {
70 	int		portnfy_port;	/* bind request(s) to port */
71 	caddr32_t 	portnfy_user;	/* user defined */
72 } port_notify32_t;
73 
74 #endif /* _SYSCALL32 */
75 
76 /* port_alert() flags */
77 #define	PORT_ALERT_SET		0x01
78 #define	PORT_ALERT_UPDATE	0x02
79 #define	PORT_ALERT_INVALID	(PORT_ALERT_SET | PORT_ALERT_UPDATE)
80 
81 #ifdef	__cplusplus
82 }
83 #endif
84 
85 #endif	/* _SYS_PORT_H */
86