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44arp.c (31183) 44arp.c (53024)
1/*
2 * Based upon 4.4BSD's /usr/sbin/arp
3 */
4#include <unistd.h>
5#include <string.h>
6#include <stdlib.h>
7#include <sys/param.h>
8#include <sys/file.h>

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21#include <stdio.h>
22#include <netinet/in.h>
23#include <netinet/ip_var.h>
24#include <netinet/tcp.h>
25#if __FreeBSD_version >= 300000
26# include <net/if_var.h>
27#endif
28#include "ipsend.h"
1/*
2 * Based upon 4.4BSD's /usr/sbin/arp
3 */
4#include <unistd.h>
5#include <string.h>
6#include <stdlib.h>
7#include <sys/param.h>
8#include <sys/file.h>

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21#include <stdio.h>
22#include <netinet/in.h>
23#include <netinet/ip_var.h>
24#include <netinet/tcp.h>
25#if __FreeBSD_version >= 300000
26# include <net/if_var.h>
27#endif
28#include "ipsend.h"
29#include "iplang/iplang.h"
29
30
31/*
32 * lookup host and return
33 * its IP address in address
34 * (4 bytes)
35 */
36int resolve(host, address)

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60{
61 int mib[6];
62 size_t needed;
63 char *lim, *buf, *next;
64 struct rt_msghdr *rtm;
65 struct sockaddr_inarp *sin;
66 struct sockaddr_dl *sdl;
67
30
31
32/*
33 * lookup host and return
34 * its IP address in address
35 * (4 bytes)
36 */
37int resolve(host, address)

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61{
62 int mib[6];
63 size_t needed;
64 char *lim, *buf, *next;
65 struct rt_msghdr *rtm;
66 struct sockaddr_inarp *sin;
67 struct sockaddr_dl *sdl;
68
69#ifdef IPSEND
70 if (arp_getipv4(ip, ether) == 0)
71 return 0;
72#endif
73
68 mib[0] = CTL_NET;
69 mib[1] = PF_ROUTE;
70 mib[2] = 0;
71 mib[3] = AF_INET;
72 mib[4] = NET_RT_FLAGS;
73 mib[5] = RTF_LLINFO;
74 if (sysctl(mib, 6, NULL, &needed, NULL, 0) == -1)
75 {

--- 28 unchanged lines hidden --- 		74 mib[0] = CTL_NET;
75 mib[1] = PF_ROUTE;
76 mib[2] = 0;
77 mib[3] = AF_INET;
78 mib[4] = NET_RT_FLAGS;
79 mib[5] = RTF_LLINFO;
80 if (sysctl(mib, 6, NULL, &needed, NULL, 0) == -1)
81 {

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