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arp.c (31183) arp.c (53024)
1/*
1/*
2 * arp.c (C) 1995-1997 Darren Reed
2 * arp.c (C) 1995-1998 Darren Reed
3 *
4 * Redistribution and use in source and binary forms are permitted
5 * provided that this notice is preserved and due credit is given
6 * to the original author and the contributors.
7 */
8#if !defined(lint)
9static const char sccsid[] = "@(#)arp.c 1.4 1/11/96 (C)1995 Darren Reed";
3 *
4 * Redistribution and use in source and binary forms are permitted
5 * provided that this notice is preserved and due credit is given
6 * to the original author and the contributors.
7 */
8#if !defined(lint)
9static const char sccsid[] = "@(#)arp.c 1.4 1/11/96 (C)1995 Darren Reed";
10static const char rcsid[] = "@(#)$Id: arp.c,v 2.0.2.6 1997/09/28 07:13:25 darrenr Exp $";
10static const char rcsid[] = "@(#)$Id: arp.c,v 2.1 1999/08/04 17:31:03 darrenr Exp $";
11#endif
12#include <stdio.h>
13#include <errno.h>
14#include <sys/types.h>
15#include <sys/socket.h>
16#if !defined(ultrix) && !defined(hpux)
17#include <sys/sockio.h>
18#endif
19#include <sys/ioctl.h>
20#include <netdb.h>
21#include <netinet/in.h>
22#include <net/if.h>
11#endif
12#include <stdio.h>
13#include <errno.h>
14#include <sys/types.h>
15#include <sys/socket.h>
16#if !defined(ultrix) && !defined(hpux)
17#include <sys/sockio.h>
18#endif
19#include <sys/ioctl.h>
20#include <netdb.h>
21#include <netinet/in.h>
22#include <net/if.h>
23#include <netinet/if_ether.h>
23#ifndef ultrix
24#include <net/if_arp.h>
25#endif
26#include <netinet/in.h>
27#include <netinet/ip_var.h>
28#include <netinet/tcp.h>
29#include "ipsend.h"
24#ifndef ultrix
25#include <net/if_arp.h>
26#endif
27#include <netinet/in.h>
28#include <netinet/ip_var.h>
29#include <netinet/tcp.h>
30#include "ipsend.h"
31#include "iplang/iplang.h"
30
31
32/*
33 * lookup host and return
34 * its IP address in address
35 * (4 bytes)
36 */
37int resolve(host, address)

--- 28 unchanged lines hidden (view full) ---

66{
67 static int sfd = -1;
68 static char ethersave[6], ipsave[4];
69 struct arpreq ar;
70 struct sockaddr_in *sin, san;
71 struct hostent *hp;
72 int fd;
73
32
33
34/*
35 * lookup host and return
36 * its IP address in address
37 * (4 bytes)
38 */
39int resolve(host, address)

--- 28 unchanged lines hidden (view full) ---

68{
69 static int sfd = -1;
70 static char ethersave[6], ipsave[4];
71 struct arpreq ar;
72 struct sockaddr_in *sin, san;
73 struct hostent *hp;
74 int fd;
75
76#ifdef IPSEND
77 if (arp_getipv4(ip, ether) == 0)
78 return 0;
79#endif
74 if (!bcmp(ipsave, ip, 4)) {
75 bcopy(ethersave, ether, 6);
76 return 0;
77 }
78 fd = -1;
79 bzero((char *)&ar, sizeof(ar));
80 sin = (struct sockaddr_in *)&ar.arp_pa;
81 sin->sin_family = AF_INET;

--- 41 unchanged lines hidden --- 		80 if (!bcmp(ipsave, ip, 4)) {
81 bcopy(ethersave, ether, 6);
82 return 0;
83 }
84 fd = -1;
85 bzero((char *)&ar, sizeof(ar));
86 sin = (struct sockaddr_in *)&ar.arp_pa;
87 sin->sin_family = AF_INET;

--- 41 unchanged lines hidden ---