sysvipcd(8): Fix building with -fno-common.
[dragonfly.git] / usr.sbin / sysvipcd / utilsd.h
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1/**
2 * Copyright (c) 2013 Larisa Grigore <larisagrigore@gmail.com>.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef SYSVD_UTILS_H
29#define SYSVD_UTILS_H
30
31#define SOCKET_FD_IDX 0
32
33#define POLLPIPE (POLLIN | POLLPRI | POLLRDNORM | POLLRDBAND)
34
35#define CONNEXION_CLOSED 0
36
37#define SHMSEG_FREE 0x0200
38#define SHMSEG_REMOVED 0x0400
39#define SHMSEG_ALLOCATED 0x0800
40#define SHMSEG_WANTED 0x1000
41
42#define DIRPATH "/var/run/sysvipc"
43
44#define SHM_NAME "shm"
45#define SEM_NAME "sem"
46#define MSG_NAME "msg"
47#define UNDO_NAME "undo"
48
49#include <sys/queue.h>
50
51struct client {
52 //int fd[2];
53 int sock;
54 pid_t pid;
55 int undoid;
56 LIST_HEAD(_ids_attached, id_attached) ids_attached;
57};
58
59struct client_entry {
60 struct client *client;
61 LIST_ENTRY(client_entry) client_link;
62};
63
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64struct pid_attached {
65 int pid;
66 LIST_ENTRY(pid_attached) link;
67};
68
69struct id_attached {
70 int shmid;
71 LIST_ENTRY(id_attached) link;
72};
73
74struct shm_handle {
75 int type;
76 int fd;
77 LIST_HEAD(_attached_list, pid_attached) attached_list;
78};
79
80/* Print wrappers. */
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81void sysvd_print_err(const char *fmt, ...) __printflike(1, 2);
82void sysvd_print(const char *fmt, ...) __printflike(1, 2);
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83
84#endif