diff options
Diffstat (limited to 'ping.c')
| -rw-r--r-- | ping.c | 19 |
1 files changed, 3 insertions, 16 deletions
@@ -1,6 +1,6 @@ /* vi: set sw=4 ts=4: */ /* - * $Id: ping.c,v 1.44 2001/07/12 20:26:31 andersen Exp $ + * $Id: ping.c,v 1.45 2001/07/13 20:56:27 kraai Exp $ * Mini ping implementation for busybox * * Copyright (C) 1999 by Randolph Chung <tausq@debian.org> @@ -191,7 +191,7 @@ static void ping(const char *host) int pingsock, c; char packet[DEFDATALEN + MAXIPLEN + MAXICMPLEN]; - pingsock = create_raw_socket(); + pingsock = create_icmp_socket(); memset(&pingaddr, 0, sizeof(struct sockaddr_in)); @@ -416,25 +416,12 @@ static void unpack(char *buf, int sz, struct sockaddr_in *from) static void ping(const char *host) { - struct protoent *proto; struct hostent *h; char buf[MAXHOSTNAMELEN]; char packet[datalen + MAXIPLEN + MAXICMPLEN]; int sockopt; - proto = getprotobyname("icmp"); - /* if getprotobyname failed, just silently force - * proto->p_proto to have the correct value for "icmp" */ - 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?)"); - else - perror_msg_and_die(can_not_create_raw_socket); - } - - /* drop root privs if running setuid */ - setuid(getuid()); + pingsock = create_icmp_socket(); memset(&pingaddr, 0, sizeof(struct sockaddr_in)); |