]>
Commit | Line | Data |
---|---|---|
1522c368 | 1 | /* Test hton/ntoh functions. |
b168057a | 2 | Copyright (C) 1997-2015 Free Software Foundation, Inc. |
1522c368 UD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
7 | modify it under the terms of the GNU Lesser General Public |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
1522c368 UD |
10 | |
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 14 | Lesser General Public License for more details. |
1522c368 | 15 | |
41bdb6e2 | 16 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
18 | <http://www.gnu.org/licenses/>. */ | |
1522c368 UD |
19 | |
20 | #include <endian.h> | |
21 | #include <stdio.h> | |
ffa8d2a0 | 22 | #include <sys/types.h> |
1522c368 UD |
23 | #include <netinet/in.h> |
24 | ||
25 | #if BYTE_ORDER == BIG_ENDIAN | |
26 | # define TEST(orig, swapped, fct) \ | |
27 | if ((fct (orig)) != (orig)) { \ | |
28 | printf ("Failed for %s -> %#x\n", #fct "(" #orig ")", fct (orig)); \ | |
29 | result = 1; \ | |
30 | } | |
31 | #elif BYTE_ORDER == LITTLE_ENDIAN | |
32 | # define TEST(orig, swapped, fct) \ | |
33 | if ((fct (orig)) != (swapped)) { \ | |
34 | printf ("Failed for %s -> %#x\n", #fct "(" #orig ")", fct (orig)); \ | |
35 | result = 1; \ | |
36 | } | |
37 | #else | |
38 | # error "Bah, what kind of system do you use?" | |
39 | #endif | |
40 | ||
41 | u_int32_t lo = 0x67452301; | |
42 | u_int16_t foo = 0x1234; | |
43 | ||
44 | int | |
45 | main (void) | |
46 | { | |
47 | int result = 0; | |
48 | ||
49 | TEST (0x67452301, 0x01234567, htonl); | |
50 | TEST (0x67452301, 0x01234567, (htonl)); | |
51 | TEST (0x67452301, 0x01234567, ntohl); | |
52 | TEST (0x67452301, 0x01234567, (ntohl)); | |
53 | ||
54 | TEST (lo, 0x01234567, htonl); | |
55 | TEST (lo, 0x01234567, (htonl)); | |
56 | TEST (lo, 0x01234567, ntohl); | |
57 | TEST (lo, 0x01234567, (ntohl)); | |
58 | ||
59 | TEST (0x1234, 0x3412, htons); | |
60 | TEST (0x1234, 0x3412, (htons)); | |
61 | TEST (0x1234, 0x3412, ntohs); | |
62 | TEST (0x1234, 0x3412, (ntohs)); | |
63 | ||
64 | TEST (foo, 0x3412, htons); | |
65 | TEST (foo, 0x3412, (htons)); | |
66 | TEST (foo, 0x3412, ntohs); | |
67 | TEST (foo, 0x3412, (ntohs)); | |
68 | ||
69 | return result; | |
70 | } |