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author | cy <cy@FreeBSD.org> | 2013-07-19 05:41:57 +0000 |
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committer | cy <cy@FreeBSD.org> | 2013-07-19 05:41:57 +0000 |
commit | 672af8808c0e7c15f330b401482f9271c2eb3fa6 (patch) | |
tree | 225b5acf68c01bc6a260b386c2b2dbf4fa2839e3 /contrib/ipfilter/ipsend/arp.c | |
parent | 71e82d94e82560b20789833f60056506de34de8b (diff) | |
download | FreeBSD-src-672af8808c0e7c15f330b401482f9271c2eb3fa6.zip FreeBSD-src-672af8808c0e7c15f330b401482f9271c2eb3fa6.tar.gz |
As per the developers handbook (5.3.1 step 1), prepare the vendor trees for
import of new ipfilter vendor sources by flattening them.
To keep the tags consistent with dist, the tags are also flattened.
Approved by: glebius (Mentor)
Diffstat (limited to 'contrib/ipfilter/ipsend/arp.c')
-rw-r--r-- | contrib/ipfilter/ipsend/arp.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/contrib/ipfilter/ipsend/arp.c b/contrib/ipfilter/ipsend/arp.c deleted file mode 100644 index d5497ef..0000000 --- a/contrib/ipfilter/ipsend/arp.c +++ /dev/null @@ -1,142 +0,0 @@ -/* - * arp.c (C) 1995-1998 Darren Reed - * - * See the IPFILTER.LICENCE file for details on licencing. - */ -#if !defined(lint) -static const char sccsid[] = "@(#)arp.c 1.4 1/11/96 (C)1995 Darren Reed"; -static const char rcsid[] = "@(#)$Id: arp.c,v 2.8.2.2 2007/02/17 12:41:50 darrenr Exp $"; -#endif -#include <sys/types.h> -#include <sys/socket.h> -#if !defined(ultrix) && !defined(hpux) && !defined(__hpux) && !defined(__osf__) && !defined(_AIX51) -# include <sys/sockio.h> -#endif -#include <sys/ioctl.h> -#include <netinet/in_systm.h> -#include <netinet/in.h> -#ifdef __osf__ -# include "radix_ipf_local.h" -#endif -#include <net/if.h> -#include <netinet/if_ether.h> -#ifndef ultrix -# include <net/if_arp.h> -#endif -#include <netinet/in.h> -#include <netinet/ip.h> -#include <netinet/ip_var.h> -#include <netinet/tcp.h> -#include <stdio.h> -#include <errno.h> -#include <netdb.h> -#include "ipsend.h" -#include "iplang/iplang.h" - - -/* - * lookup host and return - * its IP address in address - * (4 bytes) - */ -int resolve(host, address) -char *host, *address; -{ - struct hostent *hp; - u_long add; - - add = inet_addr(host); - if (add == -1) - { - if (!(hp = gethostbyname(host))) - { - fprintf(stderr, "unknown host: %s\n", host); - return -1; - } - bcopy((char *)hp->h_addr, (char *)address, 4); - return 0; - } - bcopy((char*)&add, address, 4); - return 0; -} - -/* - * ARP for the MAC address corresponding - * to the IP address. This taken from - * some BSD program, I cant remember which. - */ -int arp(ip, ether) -char *ip; -char *ether; -{ - static int sfd = -1; - static char ethersave[6], ipsave[4]; - struct arpreq ar; - struct sockaddr_in *sin, san; - struct hostent *hp; - int fd; - -#ifdef IPSEND - if (arp_getipv4(ip, ether) == 0) - return 0; -#endif - if (!bcmp(ipsave, ip, 4)) { - bcopy(ethersave, ether, 6); - return 0; - } - fd = -1; - bzero((char *)&ar, sizeof(ar)); - sin = (struct sockaddr_in *)&ar.arp_pa; - sin->sin_family = AF_INET; - bcopy(ip, (char *)&sin->sin_addr.s_addr, 4); -#ifndef hpux - if ((hp = gethostbyaddr(ip, 4, AF_INET))) -# if SOLARIS && (SOLARIS2 >= 10) - if (!(ether_hostton(hp->h_name, (struct ether_addr *)ether))) -# else - if (!(ether_hostton(hp->h_name, ether))) -# endif - goto savearp; -#endif - - if (sfd == -1) - if ((sfd = socket(AF_INET, SOCK_DGRAM, 0)) == -1) - { - perror("arp: socket"); - return -1; - } -tryagain: - if (ioctl(sfd, SIOCGARP, (caddr_t)&ar) == -1) - { - if (fd == -1) - { - bzero((char *)&san, sizeof(san)); - san.sin_family = AF_INET; - san.sin_port = htons(1); - bcopy(ip, &san.sin_addr.s_addr, 4); - fd = socket(AF_INET, SOCK_DGRAM, 0); - (void) sendto(fd, ip, 4, 0, - (struct sockaddr *)&san, sizeof(san)); - sleep(1); - (void) close(fd); - goto tryagain; - } - fprintf(stderr, "(%s):", inet_ntoa(sin->sin_addr)); - if (errno != ENXIO) - perror("SIOCGARP"); - return -1; - } - - if ((ar.arp_ha.sa_data[0] == 0) && (ar.arp_ha.sa_data[1] == 0) && - (ar.arp_ha.sa_data[2] == 0) && (ar.arp_ha.sa_data[3] == 0) && - (ar.arp_ha.sa_data[4] == 0) && (ar.arp_ha.sa_data[5] == 0)) { - fprintf(stderr, "(%s):", inet_ntoa(sin->sin_addr)); - return -1; - } - - bcopy(ar.arp_ha.sa_data, ether, 6); -savearp: - bcopy(ether, ethersave, 6); - bcopy(ip, ipsave, 4); - return 0; -} |