xref: /freebsd/crypto/heimdal/lib/wind/test-punycode.c (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /*
2  * Copyright (c) 2004 Kungliga Tekniska Högskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * 3. Neither the name of the Institute nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #ifdef HAVE_CONFIG_H
35 #include <config.h>
36 #endif
37 #include <stdio.h>
38 #include <string.h>
39 
40 #include "windlocl.h"
41 #include "punycode_examples.h"
42 
43 int
44 main(void)
45 {
46     unsigned i;
47     unsigned failures = 0;
48 
49     for (i = 0; i < punycode_examples_size; ++i) {
50 	char buf[256];
51 	int ret;
52 	const struct punycode_example *e = &punycode_examples[i];
53 	size_t len;
54 
55 	len = sizeof(buf);
56 	ret = wind_punycode_label_toascii(e->val, e->len, buf, &len);
57 	if (ret) {
58 	    printf("punycode %u (%s) failed: %d\n", i, e->description, ret);
59 	    ++failures;
60 	    continue;
61 	}
62 	if (strncmp(buf, "xn--", 4) == 0) {
63 	    memmove(buf, buf + 4, len - 4);
64 	    len -= 4;
65 	}
66 	if (len != strlen(e->pc)) {
67 	    printf("punycode %u (%s) wrong len, actual: %u, expected: %u\n",
68 		   i, e->description,
69 		   (unsigned int)len, (unsigned int)strlen(e->pc));
70 	    printf("buf %s != pc: %s\n", buf, e->pc);
71 	    ++failures;
72 	    continue;
73 	}
74 	if (strncasecmp(buf, e->pc, len) != 0) {
75 	    printf("punycode %u (%s) wrong contents, "
76 		   "actual: \"%.*s\", expected: \"%s\"\n",
77 		   i, e->description, (unsigned int)len, buf, e->pc);
78 	    ++failures;
79 	    continue;
80 	}
81     }
82     return failures != 0;
83 }
84