1 | /* Based on a test case by grd@algonet.se. */ |
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2 | |
3 | #include <netdb.h> |
4 | #include <stdlib.h> |
5 | #include <stdio.h> |
6 | #include <string.h> |
7 | #include <unistd.h> |
8 | #include <sys/param.h> |
9 | #include <sys/socket.h> |
10 | #include <netinet/in.h> |
11 | #include <arpa/inet.h> |
12 | |
13 | static int |
14 | do_test (void) |
15 | { |
16 | struct hostent *ent; |
17 | struct in_addr hostaddr; |
18 | int result = 0; |
19 | |
20 | inet_aton (cp: "127.0.0.1", inp: (struct in_addr *) &hostaddr.s_addr); |
21 | ent = gethostbyaddr (addr: &hostaddr, len: sizeof (hostaddr), AF_INET); |
22 | if (ent == NULL) |
23 | puts (s: "gethostbyaddr (...) == NULL"); |
24 | else |
25 | { |
26 | puts (s: "Using gethostbyaddr(..):"); |
27 | printf (format: "h_name: %s\n", ent->h_name); |
28 | |
29 | if (ent->h_aliases == NULL) |
30 | puts (s: "ent->h_aliases == NULL"); |
31 | else |
32 | printf (format: "h_aliases[0]: %s\n", ent->h_aliases[0]); |
33 | } |
34 | |
35 | ent = gethostbyname (name: "127.0.0.1"); |
36 | if (ent == NULL) |
37 | { |
38 | puts (s: "gethostbyname (\"127.0.0.1\") == NULL"); |
39 | result = 1; |
40 | } |
41 | else |
42 | { |
43 | printf (format: "\nNow using gethostbyname(..):\n"); |
44 | printf (format: "h_name: %s\n", ent->h_name); |
45 | if (strcmp (ent->h_name, "127.0.0.1") != 0) |
46 | { |
47 | puts (s: "ent->h_name != \"127.0.0.1\""); |
48 | result = 1; |
49 | } |
50 | |
51 | if (ent->h_aliases == NULL) |
52 | { |
53 | puts (s: "ent->h_aliases == NULL"); |
54 | result = 1; |
55 | } |
56 | else |
57 | { |
58 | printf (format: "h_aliases[0]: %s\n", ent->h_aliases[0]); |
59 | result |= ent->h_aliases[0] != NULL; |
60 | } |
61 | } |
62 | |
63 | return result; |
64 | } |
65 | |
66 | #define TEST_FUNCTION do_test () |
67 | #include "../test-skeleton.c" |
68 |