1 /* { dg-do compile } */
2 /* { dg-require-effective-target lp64 } */
3 /* { dg-options "-O2 -mcmodel=large -fno-builtin -fno-pie" } */
4 /* { dg-skip-if "-mcmodel=large -fPIC not currently supported" { aarch64-*-* } { "-fPIC" } { "" } } */
5
6 typedef long unsigned int size_t;
7 typedef unsigned short int sa_family_t;
8
9 struct sockaddr
10 {
11 sa_family_t sa_family;
12 char sa_data[14];
13 };
14 struct arpreq
15 {
16 int arp_flags;
17 struct sockaddr arp_netmask;
18 };
19 typedef struct _IO_FILE FILE;
20 extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream);
21 extern void *memset (void *s, int c, size_t n);
22 extern void *memcpy (void *dest, const void *src, size_t n);
23 extern int fprintf (FILE *stream, const char *format, ...);
24 extern char * safe_strncpy (char *dst, const char *src, size_t size);
25 extern size_t strlen (const char *s);
26 extern struct _IO_FILE *stderr;
27 extern int optind;
28 struct aftype {
29 int (*input) (int type, char *bufp, struct sockaddr *);
30 };
31 struct aftype *ap;
32 static int arp_set(char **args)
33 {
34 char host[128];
35 struct arpreq req;
36 struct sockaddr sa;
37 memset((char *) &req, 0, sizeof(req));
38 if (*args == ((void *)0)) {
39 fprintf(stderr, ("arp: need host name\n"));
40 }
41 safe_strncpy(host, *args++, (sizeof host));
42 if (ap->input(0, host, &sa) < 0) {
43 }
44 while (*args != ((void *)0)) {
45 if (!__extension__ ({ size_t __s1_len, __s2_len; (__builtin_constant_p (*args) && __builtin_constant_p ("netmask") && (__s1_len = strlen (*args), __s2_len = strlen ("netmask"), (!((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) || __s1_len >= 4) && (!((size_t)(const void *)(("netmask") + 1) - (size_t)(const void *)("netmask") == 1) || __s2_len >= 4)) ? __builtin_strcmp (*args, "netmask") : (__builtin_constant_p (*args) && ((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) && (__s1_len = strlen (*args), __s1_len < 4) ? (__builtin_constant_p ("netmask") && ((size_t)(const void *)(("netmask") + 1) - (size_t)(const void *)("netmask") == 1) ? __builtin_strcmp (*args, "netmask") : (__extension__ ({ __const unsigned char *__s2 = (__const unsigned char *) (__const char *) ("netmask"); register int __result = (((__const unsigned char *) (__const char *) (*args))[0] - __s2[0]); if (__s1_len > 0 && __result == 0) { __result = (((__const unsigned char *) (__const char *) (*args))[1] - __s2[1]); if (__s1_len > 1 && __result == 0) { __result = (((__const unsigned char *) (__const char *) (*args))[2] - __s2[2]); if (__s1_len > 2 && __result == 0) __result = (((__const unsigned char *) (__const char *) (*args))[3] - __s2[3]); } } __result; }))) : (__builtin_constant_p ("netmask") && ((size_t)(const void *)(("netmask") + 1) - (size_t)(const void *)("netmask") == 1) && (__s2_len = strlen ("netmask"), __s2_len < 4) ? (__builtin_constant_p (*args) && ((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) ? __builtin_strcmp (*args, "netmask") : (__extension__ ({ __const unsigned char *__s1 = (__const unsigned char *) (__const char *) (*args); register int __result = __s1[0] - ((__const unsigned char *) (__const char *) ("netmask"))[0]; if (__s2_len > 0 && __result == 0) { __result = (__s1[1] - ((__const unsigned char *) (__const char *) ("netmask"))[1]); if (__s2_len > 1 && __result == 0) { __result = (__s1[2] - ((__const unsigned char *) (__const char *) ("netmask"))[2]); if (__s2_len > 2 && __result == 0) __result = (__s1[3] - ((__const unsigned char *) (__const char *) ("netmask"))[3]); } } __result; }))) : __builtin_strcmp (*args, "netmask")))); })) {
46 if (__extension__ ({ size_t __s1_len, __s2_len; (__builtin_constant_p (*args) && __builtin_constant_p ("255.255.255.255") && (__s1_len = strlen (*args), __s2_len = strlen ("255.255.255.255"), (!((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) || __s1_len >= 4) && (!((size_t)(const void *)(("255.255.255.255") + 1) - (size_t)(const void *)("255.255.255.255") == 1) || __s2_len >= 4)) ? __builtin_strcmp (*args, "255.255.255.255") : (__builtin_constant_p (*args) && ((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) && (__s1_len = strlen (*args), __s1_len < 4) ? (__builtin_constant_p ("255.255.255.255") && ((size_t)(const void *)(("255.255.255.255") + 1) - (size_t)(const void *)("255.255.255.255") == 1) ? __builtin_strcmp (*args, "255.255.255.255") : (__extension__ ({ __const unsigned char *__s2 = (__const unsigned char *) (__const char *) ("255.255.255.255"); register int __result = (((__const unsigned char *) (__const char *) (*args))[0] - __s2[0]); if (__s1_len > 0 && __result == 0) { __result = (((__const unsigned char *) (__const char *) (*args))[1] - __s2[1]); if (__s1_len > 1 && __result == 0) { __result = (((__const unsigned char *) (__const char *) (*args))[2] - __s2[2]); if (__s1_len > 2 && __result == 0) __result = (((__const unsigned char *) (__const char *) (*args))[3] - __s2[3]); } } __result; }))) : (__builtin_constant_p ("255.255.255.255") && ((size_t)(const void *)(("255.255.255.255") + 1) - (size_t)(const void *)("255.255.255.255") == 1) && (__s2_len = strlen ("255.255.255.255"), __s2_len < 4) ? (__builtin_constant_p (*args) && ((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) ? __builtin_strcmp (*args, "255.255.255.255") : (__extension__ ({ __const unsigned char *__s1 = (__const unsigned char *) (__const char *) (*args); register int __result = __s1[0] - ((__const unsigned char *) (__const char *) ("255.255.255.255"))[0]; if (__s2_len > 0 && __result == 0) { __result = (__s1[1] - ((__const unsigned char *) (__const char *) ("255.255.255.255"))[1]); if (__s2_len > 1 && __result == 0) { __result = (__s1[2] - ((__const unsigned char *) (__const char *) ("255.255.255.255"))[2]); if (__s2_len > 2 && __result == 0) __result = (__s1[3] - ((__const unsigned char *) (__const char *) ("255.255.255.255"))[3]); } } __result; }))) : __builtin_strcmp (*args, "255.255.255.255")))); }) != 0) {
47 memcpy((char *) &req.arp_netmask, (char *) &sa,
48 sizeof(struct sockaddr));
49 }
50 }
51 }
52 }
53 static int arp_file(char *name)
54 {
55 char buff[1024];
56 char *sp, *args[32];
57 int linenr, argc;
58 FILE *fp;
59 while (fgets(buff, sizeof(buff), fp) != (char *) ((void *)0)) {
60 if (arp_set(args) != 0)
61 fprintf(stderr, ("arp: cannot set entry on line %u on line %u of etherfile %s !\n"),
62 linenr, name);
63 }
64 }
65 int main(int argc, char **argv)
66 {
67 int i, lop, what;
68 switch (what) {
69 case 0:
70 what = arp_file(argv[optind] ? argv[optind] : "/etc/ethers");
71 }
72 }