2 * Copyright (c) 2008 Peter Holm <pho@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
28 #include <sys/types.h>
29 #include <sys/socket.h>
30 #include <netinet/in.h>
31 #include <arpa/inet.h>
32 /*#include <sys/param.h>*/
48 bufsize = 2 << random_int(1, 12);
60 struct sockaddr_in sock_in;
66 bzero((char *)&sock_in, sizeof(sock_in));
67 sock_in.sin_family = AF_INET;
68 f = socket(AF_INET, SOCK_DGRAM, 0);
71 if (bind(f, (struct sockaddr *)&sock_in, sizeof(sock_in)) < 0) {
75 if (getenv("BLASTHOST") == NULL)
76 hostname = "localhost";
78 hostname = getenv("BLASTHOST");
79 host = gethostbyname(hostname);
81 sock_in.sin_family = host->h_addrtype;
82 bcopy(host->h_addr, &sock_in.sin_addr, host->h_length);
84 sock_in.sin_family = AF_INET;
85 sock_in.sin_addr.s_addr = inet_addr(hostname);
86 if (sock_in.sin_addr.s_addr == -1) {
87 err(1, "host: %s", hostname);
90 sock_in.sin_port = htons(9);
92 if (connect(f, (struct sockaddr *)&sock_in, sizeof(sock_in)) < 0)
95 if ((buf = calloc(1, bufsize)) == NULL)
96 err(1, "malloc(%d), %s:%d", bufsize, __FILE__, __LINE__);
99 printf("udp %s:9 with %d bytes\n", hostname, bufsize);
100 for (i = 0; i < 128 && done_testing == 0; i++) {
101 n = write(f, buf, bufsize);
102 if (n == -1 && errno == ENOBUFS)
104 if (n == -1 && errno == ECONNREFUSED)
107 err(1, "write(%d) #%d", bufsize, i);