/* vi: set sw=4 ts=4: */
/*
- * $Id: ping.c,v 1.33 2001/01/24 17:37:07 andersen Exp $
+ * $Id: ping.c,v 1.43 2001/05/21 20:30:51 andersen Exp $
* Mini ping implementation for busybox
*
* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
* Original copyright notice is retained at the end of this file.
*/
-#warning This applet has moved to netkit-tiny. After BusyBox 0.49, this
-#warning applet will be removed from BusyBox. All maintenance efforts
-#warning should be done in the netkit-tiny source tree.
-
-#include "busybox.h"
#include <sys/param.h>
#include <sys/socket.h>
#include <sys/file.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+#include "busybox.h"
/* It turns out that libc5 doesn't have proper icmp support
* built into it header files, so we have to supplement it */
-#if ! defined __GLIBC__ && ! defined __UCLIBC__
-typedef unsigned int socklen_t;
-
+#if __GNU_LIBRARY__ < 5
static const int ICMP_MINLEN = 8; /* abs minimum */
struct icmp_ra_addr
}
/* simple version */
-#ifdef BB_FEATURE_SIMPLE_PING
+#ifndef BB_FEATURE_FANCY_PING
static char *hostname = NULL;
static void noresp(int ign)
memset(&pingaddr, 0, sizeof(struct sockaddr_in));
pingaddr.sin_family = AF_INET;
- if (!(h = gethostbyname(host))) {
- error_msg("unknown host %s\n", host);
- exit(1);
- }
+ h = xgethostbyname(host);
memcpy(&pingaddr.sin_addr, h->h_addr, sizeof(pingaddr.sin_addr));
hostname = h->h_name;
argc--;
argv++;
if (argc < 1)
- usage(ping_usage);
+ show_usage();
ping(*argv);
return EXIT_SUCCESS;
}
-#else /* ! BB_FEATURE_SIMPLE_PING */
+#else /* ! BB_FEATURE_FANCY_PING */
/* full(er) version */
static char *hostname = NULL;
static struct sockaddr_in pingaddr;
if (i < 0)
perror_msg_and_die("sendto");
else if ((size_t)i != sizeof(packet))
- error_msg_and_die("ping wrote %d chars; %d expected\n", i,
+ error_msg_and_die("ping wrote %d chars; %d expected", i,
(int)sizeof(packet));
signal(SIGALRM, sendping);
printf("\n");
} else
if (icmppkt->icmp_type != ICMP_ECHO)
- error_msg("Warning: Got ICMP %d (%s)\n",
+ error_msg("Warning: Got ICMP %d (%s)",
icmppkt->icmp_type, icmp_type_name (icmppkt->icmp_type));
}
if ((pingsock = socket(AF_INET, SOCK_RAW,
(proto ? proto->p_proto : 1))) < 0) { /* 1 == ICMP */
if (errno == EPERM)
- error_msg_and_die("permission denied. (are you root?)\n");
+ error_msg_and_die("permission denied. (are you root?)");
else
perror_msg_and_die("creating a raw socket");
}
memset(&pingaddr, 0, sizeof(struct sockaddr_in));
pingaddr.sin_family = AF_INET;
- if (!(h = gethostbyname(host))) {
- error_msg("unknown host %s\n", host);
- exit(1);
- }
-
- if (h->h_addrtype != AF_INET) {
- error_msg("unknown address type; only AF_INET is currently supported.\n");
- exit(1);
- }
+ h = xgethostbyname(host);
+ if (h->h_addrtype != AF_INET)
+ error_msg_and_die("unknown address type; only AF_INET is currently supported.");
pingaddr.sin_family = AF_INET; /* h->h_addrtype */
memcpy(&pingaddr.sin_addr, h->h_addr, sizeof(pingaddr.sin_addr));
break;
case 'c':
if (--argc <= 0)
- usage(ping_usage);
+ show_usage();
argv++;
pingcount = atoi(*argv);
break;
case 's':
if (--argc <= 0)
- usage(ping_usage);
+ show_usage();
argv++;
datalen = atoi(*argv);
break;
default:
- usage(ping_usage);
+ show_usage();
}
argc--;
argv++;
}
if (argc < 1)
- usage(ping_usage);
+ show_usage();
myid = getpid() & 0xFFFF;
ping(*argv);
return EXIT_SUCCESS;
}
-#endif /* ! BB_FEATURE_SIMPLE_PING */
+#endif /* ! BB_FEATURE_FANCY_PING */
/*
* Copyright (c) 1989 The Regents of the University of California.