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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright 2007 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 #define PORT_SOURCE_MQ 6
45 #define PORT_SOURCE_FILE 7
46
47 typedef struct port_event {
48 int portev_events; /* event data is source specific */
49 ushort_t portev_source; /* event source */
50 ushort_t portev_pad; /* port internal use */
51 uintptr_t portev_object; /* source specific object */
52 void *portev_user; /* user cookie */
53 } port_event_t;
54
55 typedef struct port_notify {
56 int portnfy_port; /* bind request(s) to port */
57 void *portnfy_user; /* user defined */
58 } port_notify_t;
59
60
61 typedef struct file_obj {
62 timestruc_t fo_atime; /* Access time from stat(2) */
63 timestruc_t fo_mtime; /* Modification time from stat(2) */
64 timestruc_t fo_ctime; /* Change time from stat(2) */
65 uintptr_t fo_pad[3]; /* For future expansion */
66 char *fo_name; /* Null terminated file name */
67 } file_obj_t;
68
69 #if defined(_SYSCALL32)
70
71 typedef struct file_obj32 {
72 timestruc32_t fo_atime; /* Access time got from stat(2) */
73 timestruc32_t fo_mtime; /* Modification time from stat(2) */
74 timestruc32_t fo_ctime; /* Change time from stat(2) */
75 caddr32_t fo_pad[3]; /* For future expansion */
76 caddr32_t fo_name; /* Null terminated file name */
77 } file_obj32_t;
78
79 typedef struct port_event32 {
80 int portev_events; /* events detected */
81 ushort_t portev_source; /* user, timer, aio, etc */
82 ushort_t portev_pad; /* reserved */
83 caddr32_t portev_object; /* fd, timerid, ... */
84 caddr32_t portev_user; /* user cookie */
85 } port_event32_t;
86
87 typedef struct port_notify32 {
88 int portnfy_port; /* bind request(s) to port */
89 caddr32_t portnfy_user; /* user defined */
90 } port_notify32_t;
91
92 #endif /* _SYSCALL32 */
93
94 /* port_alert() flags */
95 #define PORT_ALERT_SET 0x01
96 #define PORT_ALERT_UPDATE 0x02
97 #define PORT_ALERT_INVALID (PORT_ALERT_SET | PORT_ALERT_UPDATE)
98
99 /*
100 * PORT_SOURCE_FILE - events
101 */
102
103 /*
104 * User watchable file events
105 */
106 #define FILE_ACCESS 0x00000001
107 #define FILE_MODIFIED 0x00000002
108 #define FILE_ATTRIB 0x00000004
109 #define FILE_NOFOLLOW 0x10000000
110
111 /*
112 * exception file events
113 */
114
115 /*
116 * The watched file..
117 */
118 #define FILE_DELETE 0x00000010
119 #define FILE_RENAME_TO 0x00000020
120 #define FILE_RENAME_FROM 0x00000040
121 /*
122 * The filesystem on which the watched file resides got
123 * unmounted.
124 */
125 #define UNMOUNTED 0x20000000
126 /*
127 * Some other file/filesystem got mounted over the
128 * watched file/directory.
129 */
130 #define MOUNTEDOVER 0x40000000
131
132 /*
133 * Helper type
134 */
135 #define FILE_EXCEPTION (UNMOUNTED|FILE_DELETE|FILE_RENAME_TO \
136 |FILE_RENAME_FROM|MOUNTEDOVER)
137
138 #ifdef __cplusplus
139 }
140 #endif
141
142 #endif /* _SYS_PORT_H */