1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms
5 * of the Common Development and Distribution License
6 * (the "License").  You may not use this file except
7 * in compliance with the License.
8 *
9 * You can obtain a copy of the license at
10 * src/OPENSOLARIS.LICENSE
11 * or http://www.opensolaris.org/os/licensing.
12 * See the License for the specific language governing
13 * permissions and limitations under the License.
14 *
15 * When distributing Covered Code, include this CDDL
16 * HEADER in each file and include the License file at
17 * usr/src/OPENSOLARIS.LICENSE.  If applicable,
18 * add the following below this CDDL HEADER, with the
19 * fields enclosed by brackets "[]" replaced with your
20 * own identifying information: Portions Copyright [yyyy]
21 * [name of copyright owner]
22 *
23 * CDDL HEADER END
24 */
25
26/*
27 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
28 * Use is subject to license terms.
29 */
30
31/*
32 * listen benchmark
33 */
34
35
36#include <sys/types.h>
37#include <sys/socket.h>
38#include <netinet/in.h>
39#include <netinet/tcp.h>
40#include <arpa/inet.h>
41#include <netdb.h>
42#include <string.h>
43#include <unistd.h>
44#include <stdlib.h>
45#include <stdio.h>
46#include <fcntl.h>
47#include <errno.h>
48
49#include "libmicro.h"
50
51#define	FIRSTPORT		12345
52
53static struct sockaddr_in	adds;
54static int			sock = -1;
55
56int
57benchmark_init()
58{
59	(void) sprintf(lm_usage, "notes: measures listen()()\n");
60
61	lm_tsdsize = 0;
62
63	return (0);
64}
65
66int
67benchmark_initrun()
68{
69	int			j;
70	int			opt = 1;
71	struct hostent	*host;
72
73	sock = socket(AF_INET, SOCK_STREAM, 0);
74	if (sock == -1) {
75		perror("socket");
76		exit(1);
77	}
78
79	if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR,
80	    &opt, sizeof (int)) == -1) {
81		perror("setsockopt");
82		exit(1);
83	}
84
85	if ((host = gethostbyname("localhost")) == NULL) {
86		perror("gethostbyname");
87		exit(1);
88	}
89
90	j = FIRSTPORT;
91	for (;;) {
92		(void) memset(&adds, 0, sizeof (struct sockaddr_in));
93		adds.sin_family = AF_INET;
94		adds.sin_port = htons(j++);
95		(void) memcpy(&adds.sin_addr.s_addr, host->h_addr_list[0],
96		    sizeof (struct in_addr));
97
98		if (bind(sock, (struct sockaddr *)&adds,
99		    sizeof (struct sockaddr_in)) == 0) {
100			break;
101		}
102
103		if (errno != EADDRINUSE) {
104			perror("bind");
105			exit(1);
106		}
107	}
108
109	return (0);
110}
111
112/*ARGSUSED*/
113int
114benchmark(void *tsd, result_t *res)
115{
116	int			i;
117
118	for (i = 0; i < lm_optB; i += 2) {
119		if (listen(sock, 4) == -1)
120			res->re_errors++;
121		if (listen(sock, 5) == -1)
122			res->re_errors++;
123	}
124	res->re_count = i;
125
126	return (0);
127}
128