add a simple pingtest

This commit is contained in:
pooka 2010-08-09 15:07:51 +00:00
parent af42249343
commit 576ad32eba

View File

@ -1,4 +1,4 @@
/* $NetBSD: netconfig.c,v 1.3 2010/07/26 14:07:04 pooka Exp $ */
/* $NetBSD: netconfig.c,v 1.4 2010/08/09 15:07:51 pooka Exp $ */
/*-
* Copyright (c) 2010 The NetBSD Foundation, Inc.
@ -29,7 +29,7 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: netconfig.c,v 1.3 2010/07/26 14:07:04 pooka Exp $");
__RCSID("$NetBSD: netconfig.c,v 1.4 2010/08/09 15:07:51 pooka Exp $");
#endif /* not lint */
#include <sys/types.h>
@ -39,7 +39,11 @@ __RCSID("$NetBSD: netconfig.c,v 1.3 2010/07/26 14:07:04 pooka Exp $");
#include <arpa/inet.h>
#include <net/route.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#include <netinet/ip_icmp.h>
#include <atf-c.h>
#include <errno.h>
@ -162,3 +166,43 @@ netcfg_rump_route(const char *dst, const char *mask, const char *gw)
}
rump_sys_close(s);
}
static bool
netcfg_rump_pingtest(const char *dst, int ms_timo)
{
struct timeval tv;
struct sockaddr_in sin;
struct icmp icmp;
socklen_t slen;
int s;
s = rump_sys_socket(PF_INET, SOCK_RAW, IPPROTO_ICMP);
if (s == -1)
return false;
tv.tv_sec = ms_timo / 1000;
tv.tv_usec = 1000 * (ms_timo % 1000);
if (rump_sys_setsockopt(s, SOL_SOCKET, SO_RCVTIMEO,
&tv, sizeof(tv)) == -1)
return false;
memset(&sin, 0, sizeof(sin));
sin.sin_len = sizeof(sin);
sin.sin_family = AF_INET;
sin.sin_addr.s_addr = inet_addr(dst);
memset(&icmp, 0, sizeof(icmp));
icmp.icmp_type = ICMP_ECHO;
icmp.icmp_id = htons(37);
icmp.icmp_cksum = htons(0xf7da); /* precalc */
slen = sizeof(sin);
if (rump_sys_sendto(s, &icmp, sizeof(icmp), 0,
(struct sockaddr *)&sin, slen) == -1)
return false;
if (rump_sys_recvfrom(s, &icmp, sizeof(icmp), 0,
(struct sockaddr *)&sin, &slen) == -1)
return false;
return true;
}