1 /* $NetBSD: h_exec.c,v 1.6 2011/02/16 17:57:44 pooka Exp $ */
4 * Copyright (c) 2011 The NetBSD Foundation, Inc.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
17 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
23 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 #include <sys/types.h>
31 #include <sys/socket.h>
33 #include <netinet/in.h>
43 #include <rump/rumpclient.h>
44 #include <rump/rump_syscalls.h>
47 main(int argc, char *argv[])
49 struct sockaddr_in sin;
55 extern char **environ;
57 if (rumpclient_init() == -1)
61 if (strcmp(argv[1], "_didexec") == 0) {
62 rumpclient_daemon(0, 0); /* detach-me-notnot */
66 rump_sys_accept(s2, (struct sockaddr *)&sin, &slen);
70 /* open and listenize two TCP4 suckets */
71 if ((s1 = rump_sys_socket(PF_INET, SOCK_STREAM, 0)) == -1)
73 if ((s2 = rump_sys_socket(PF_INET, SOCK_STREAM, 0)) == -1)
76 memset(&sin, 0, sizeof(sin));
77 sin.sin_len = sizeof(sin);
78 sin.sin_family = AF_INET;
79 sin.sin_port = htons(1234);
81 if (rump_sys_bind(s1, (struct sockaddr *)&sin, sizeof(sin)) == -1)
83 sin.sin_port = htons(2345);
84 if (rump_sys_bind(s2, (struct sockaddr *)&sin, sizeof(sin)) == -1)
87 if (rump_sys_listen(s1, 1) == -1)
89 if (rump_sys_listen(s2, 1) == -1)
93 rumpclient_daemon(0, 0);
96 * "pause()", but conveniently gets rid of this helper
97 * since we were called with RUMPCLIENT_RETRYCONN_DIE set
99 rump_sys_accept(s2, (struct sockaddr *)&sin, &slen);
102 if (argc == 3 && strcmp(argv[2], "cloexec1") == 0) {
103 if (rump_sys_fcntl(s1, F_SETFD, FD_CLOEXEC) == -1) {
104 err(1, "cloexec failed");
108 sprintf(buf, "%d", s2);
110 if (argc == 3 && strcmp(argv[2], "vfork_please") == 0) {
111 switch (rumpclient_vfork()) {
113 ename = __UNCONST("fourchette");
118 ename = __UNCONST("h_ution");
122 ename = __UNCONST("h_ution");
127 eargv[1] = __UNCONST("_didexec");
130 if (rumpclient_exec(argv[1], __UNCONST(eargv), environ) == -1)