xref: /netbsd-src/crypto/external/bsd/heimdal/dist/lib/wind/test-normalize.c (revision afab4e300d3a9fb07dd8c80daf53d0feb3345706)
1 /*	$NetBSD: test-normalize.c,v 1.3 2023/06/19 21:41:45 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 2004 Kungliga Tekniska Högskolan
5  * (Royal Institute of Technology, Stockholm, Sweden).
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * 3. Neither the name of the Institute nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #ifdef HAVE_CONFIG_H
37 #include <config.h>
38 #endif
39 #include <stdio.h>
40 #include <stdlib.h>
41 #include <string.h>
42 #include <err.h>
43 
44 #include <krb5/roken.h>
45 
46 #include "windlocl.h"
47 #include "normalize_table.h"
48 
49 static size_t
parse_vector(char * buf,uint32_t * v)50 parse_vector(char *buf, uint32_t *v)
51 {
52     char *last = NULL;
53     unsigned ret = 0;
54     const char *n;
55     unsigned u;
56 
57     for(n = strtok_r(buf, " ", &last);
58 	n != NULL;
59 	n = strtok_r(NULL, " ", &last)) {
60 	if (ret >= MAX_LENGTH_CANON) {
61 	    errx(1, "increase MAX_LENGTH_CANON");
62 	}
63 	if (sscanf(n, "%x", &u) != 1) {
64 	    errx(1, "failed to parse hex: %s", n);
65 	}
66 	v[ret] = u;
67 	++ret;
68     }
69     return ret;
70 }
71 
72 static void
dump_vector(const char * msg,uint32_t * v,size_t len)73 dump_vector(const char * msg, uint32_t * v, size_t len)
74 {
75     size_t i;
76 
77     printf("%s: (%d) ", msg, (int)len);
78     for (i=0; i < len; i++) {
79 	printf("%s%x", (i > 0? " ":""), v[i]);
80     }
81     printf("\n");
82 }
83 
84 static int
test(char * buf,unsigned lineno)85 test(char *buf, unsigned lineno)
86 {
87     char *last;
88     char *c;
89     uint32_t in[MAX_LENGTH_CANON];
90     size_t in_len;
91     uint32_t out[MAX_LENGTH_CANON];
92     size_t out_len;
93     uint32_t *tmp;
94     size_t norm_len;
95     int ret;
96 
97     c = strtok_r(buf, ";", &last);
98     if (c == NULL)
99 	return 0;
100 
101     in_len = parse_vector(c, in);
102     if (strtok_r(NULL, ";", &last) == NULL)
103 	return 0;
104     if (strtok_r(NULL, ";", &last) == NULL)
105 	return 0;
106     c = strtok_r(NULL, ";", &last);
107     if (c == NULL)
108 	return 0;
109     out_len = parse_vector(c, out);
110     if (strtok_r(NULL, ";", &last) == NULL)
111 	return 0;
112     c = last;
113 
114     norm_len = MAX_LENGTH_CANON;
115     tmp = malloc(norm_len * sizeof(uint32_t));
116     if (tmp == NULL && norm_len != 0)
117 	err(1, "malloc");
118     ret = _wind_stringprep_normalize(in, in_len, tmp, &norm_len);
119     if (ret) {
120 	printf("wind_stringprep_normalize %s failed\n", c);
121 	free(tmp);
122 	return 1;
123     }
124     if (out_len != norm_len) {
125 	printf("%u: wrong out len (%s)\n", lineno, c);
126 	dump_vector("Expected", out, out_len);
127 	dump_vector("Received", tmp, norm_len);
128 	free(tmp);
129 	return 1;
130     }
131     if (memcmp(out, tmp, out_len * sizeof(uint32_t)) != 0) {
132 	printf("%u: wrong out data (%s)\n", lineno, c);
133 	dump_vector("Expected", out, out_len);
134 	dump_vector("Received", tmp, norm_len);
135 	free(tmp);
136 	return 1;
137     }
138     free(tmp);
139     return 0;
140 }
141 
142 int
main(int argc,char ** argv)143 main(int argc, char **argv)
144 {
145     FILE *f;
146     char buf[1024];
147     char filename[256] = "NormalizationTest.txt";
148     unsigned failures = 0;
149     unsigned lineno = 0;
150 
151     if (argc > 2)
152 	errx(1, "usage: %s [file]", argv[0]);
153     else if (argc == 2)
154 	strlcpy(filename, argv[1], sizeof(filename));
155 
156     f = fopen(filename, "r");
157     if (f == NULL) {
158 	const char *srcdir = getenv("srcdir");
159 	if (srcdir != NULL) {
160 	    char *longname = NULL;
161 
162 	    if (asprintf(&longname, "%s/%s", srcdir, filename) == -1 ||
163                 longname == NULL)
164                 errx(1, "Out of memory");
165 	    f = fopen(longname, "r");
166             free(longname);
167 	}
168 	if (f == NULL)
169 	    err(1, "open %s", filename);
170     }
171     while (fgets(buf, sizeof(buf), f) != NULL) {
172 	lineno++;
173 	if (buf[0] == '#')
174 	    continue;
175 	if (buf[0] == '@') {
176 	    continue;
177 	}
178 	failures += test(buf, lineno);
179     }
180     fclose(f);
181     return failures != 0;
182 }
183