xref: /freebsd/crypto/heimdal/lib/asn1/check-der.c (revision 1e413cf93298b5b97441a21d9a50fdcd0ee9945e)
1 /*
2  * Copyright (c) 1999 - 2003 Kungliga Tekniska H�gskolan
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 #include <err.h>
40 #include <roken.h>
41 
42 #include <asn1-common.h>
43 #include <asn1_err.h>
44 #include <der.h>
45 
46 #include "check-common.h"
47 
48 RCSID("$Id: check-der.c,v 1.9 2003/01/23 10:19:49 lha Exp $");
49 
50 static int
51 cmp_integer (void *a, void *b)
52 {
53     int *ia = (int *)a;
54     int *ib = (int *)b;
55 
56     return *ib - *ia;
57 }
58 
59 static int
60 test_integer (void)
61 {
62     struct test_case tests[] = {
63 	{NULL, 3, "\x02\x01\x00"},
64 	{NULL, 3, "\x02\x01\x7f"},
65 	{NULL, 4, "\x02\x02\x00\x80"},
66 	{NULL, 4, "\x02\x02\x01\x00"},
67 	{NULL, 3, "\x02\x01\x80"},
68 	{NULL, 4, "\x02\x02\xff\x7f"},
69 	{NULL, 3, "\x02\x01\xff"},
70 	{NULL, 4, "\x02\x02\xff\x01"},
71 	{NULL, 4, "\x02\x02\x00\xff"},
72 	{NULL, 6, "\x02\x04\x80\x00\x00\x00"},
73 	{NULL, 6, "\x02\x04\x7f\xff\xff\xff"}
74     };
75 
76     int values[] = {0, 127, 128, 256, -128, -129, -1, -255, 255,
77 		    0x80000000, 0x7fffffff};
78     int i;
79     int ntests = sizeof(tests) / sizeof(*tests);
80 
81     for (i = 0; i < ntests; ++i) {
82 	tests[i].val = &values[i];
83 	asprintf (&tests[i].name, "integer %d", values[i]);
84     }
85 
86     return generic_test (tests, ntests, sizeof(int),
87 			 (generic_encode)encode_integer,
88 			 (generic_length) length_integer,
89 			 (generic_decode)decode_integer,
90 			 cmp_integer);
91 }
92 
93 static int
94 cmp_octet_string (void *a, void *b)
95 {
96     octet_string *oa = (octet_string *)a;
97     octet_string *ob = (octet_string *)b;
98 
99     if (oa->length != ob->length)
100 	return ob->length - oa->length;
101 
102     return (memcmp (oa->data, ob->data, oa->length));
103 }
104 
105 static int
106 test_octet_string (void)
107 {
108     octet_string s1 = {8, "\x01\x23\x45\x67\x89\xab\xcd\xef"};
109 
110     struct test_case tests[] = {
111 	{NULL, 10, "\x04\x08\x01\x23\x45\x67\x89\xab\xcd\xef"}
112     };
113     int ntests = sizeof(tests) / sizeof(*tests);
114 
115     tests[0].val = &s1;
116     asprintf (&tests[0].name, "a octet string");
117 
118     return generic_test (tests, ntests, sizeof(octet_string),
119 			 (generic_encode)encode_octet_string,
120 			 (generic_length)length_octet_string,
121 			 (generic_decode)decode_octet_string,
122 			 cmp_octet_string);
123 }
124 
125 static int
126 cmp_general_string (void *a, void *b)
127 {
128     unsigned char **sa = (unsigned char **)a;
129     unsigned char **sb = (unsigned char **)b;
130 
131     return strcmp (*sa, *sb);
132 }
133 
134 static int
135 test_general_string (void)
136 {
137     unsigned char *s1 = "Test User 1";
138 
139     struct test_case tests[] = {
140 	{NULL, 13, "\x1b\x0b\x54\x65\x73\x74\x20\x55\x73\x65\x72\x20\x31"}
141     };
142     int ntests = sizeof(tests) / sizeof(*tests);
143 
144     tests[0].val = &s1;
145     asprintf (&tests[0].name, "the string \"%s\"", s1);
146 
147     return generic_test (tests, ntests, sizeof(unsigned char *),
148 			 (generic_encode)encode_general_string,
149 			 (generic_length)length_general_string,
150 			 (generic_decode)decode_general_string,
151 			 cmp_general_string);
152 }
153 
154 static int
155 cmp_generalized_time (void *a, void *b)
156 {
157     time_t *ta = (time_t *)a;
158     time_t *tb = (time_t *)b;
159 
160     return *tb - *ta;
161 }
162 
163 static int
164 test_generalized_time (void)
165 {
166     struct test_case tests[] = {
167 	{NULL, 17, "\x18\x0f""19700101000000Z"},
168 	{NULL, 17, "\x18\x0f""19851106210627Z"}
169     };
170     time_t values[] = {0, 500159187};
171     int i;
172     int ntests = sizeof(tests) / sizeof(*tests);
173 
174     for (i = 0; i < ntests; ++i) {
175 	tests[i].val = &values[i];
176 	asprintf (&tests[i].name, "time %d", (int)values[i]);
177     }
178 
179     return generic_test (tests, ntests, sizeof(time_t),
180 			 (generic_encode)encode_generalized_time,
181 			 (generic_length)length_generalized_time,
182 			 (generic_decode)decode_generalized_time,
183 			 cmp_generalized_time);
184 }
185 
186 int
187 main(int argc, char **argv)
188 {
189     int ret = 0;
190 
191     ret += test_integer ();
192     ret += test_octet_string ();
193     ret += test_general_string ();
194     ret += test_generalized_time ();
195 
196     return ret;
197 }
198