1 /*-
2 * Copyright (c) 2005 Andrey Simonenko
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 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
29
30 #include <sys/types.h>
31 #include <sys/socket.h>
32 #include <sys/un.h>
33 #include <stdarg.h>
34 #include <stdbool.h>
35
36 #include "uc_common.h"
37 #include "t_generic.h"
38
39 int
t_generic(int (* client_func)(int),int (* server_func)(int))40 t_generic(int (*client_func)(int), int (*server_func)(int))
41 {
42 int fd, rv, rv_client;
43
44 switch (uc_client_fork()) {
45 case 0:
46 fd = uc_socket_create();
47 if (fd < 0)
48 rv = -2;
49 else {
50 rv = client_func(fd);
51 if (uc_socket_close(fd) < 0)
52 rv = -2;
53 }
54 uc_client_exit(rv);
55 break;
56 case 1:
57 fd = uc_socket_create();
58 if (fd < 0)
59 rv = -2;
60 else {
61 rv = server_func(fd);
62 rv_client = uc_client_wait();
63 if (rv == 0 || (rv == -2 && rv_client != 0))
64 rv = rv_client;
65 if (uc_socket_close(fd) < 0)
66 rv = -2;
67 }
68 break;
69 default:
70 rv = -2;
71 }
72 return (rv);
73 }
74