xref: /freebsd/crypto/heimdal/lib/krb5/test_addr.c (revision 4fe54d7c6acb302aacc6ac18798804b26c882c13)
1 /*
2  * Copyright (c) 2005 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 KTH nor the names of its contributors may be
18  *    used to endorse or promote products derived from this software without
19  *    specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
22  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
28  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
32 
33 #include "krb5_locl.h"
34 #include <err.h>
35 
36 RCSID("$Id: test_addr.c 15036 2005-04-30 15:19:58Z lha $");
37 
38 static void
39 print_addr(krb5_context context, const char *addr)
40 {
41     krb5_addresses addresses;
42     krb5_error_code ret;
43     char buf[38];
44     char buf2[1000];
45     size_t len;
46     int i;
47 
48     ret = krb5_parse_address(context, addr, &addresses);
49     if (ret)
50 	krb5_err(context, 1, ret, "krb5_parse_address");
51 
52     if (addresses.len < 1)
53 	krb5_err(context, 1, ret, "too few addresses");
54 
55     for (i = 0; i < addresses.len; i++) {
56 	krb5_print_address(&addresses.val[i], buf, sizeof(buf), &len);
57 #if 0
58 	printf("addr %d: %s (%d/%d)\n", i, buf, (int)len, (int)strlen(buf));
59 #endif
60 	if (strlen(buf) > sizeof(buf))
61 	    abort();
62 	krb5_print_address(&addresses.val[i], buf2, sizeof(buf2), &len);
63 #if 0
64 	printf("addr %d: %s (%d/%d)\n", i, buf2, (int)len, (int)strlen(buf2));
65 #endif
66 	if (strlen(buf2) > sizeof(buf2))
67 	    abort();
68 
69     }
70     krb5_free_addresses(context, &addresses);
71 
72 }
73 
74 static void
75 truncated_addr(krb5_context context, const char *addr,
76 	       size_t truncate_len, size_t outlen)
77 {
78     krb5_addresses addresses;
79     krb5_error_code ret;
80     char *buf;
81     size_t len;
82 
83     buf = ecalloc(1, outlen + 1);
84 
85     ret = krb5_parse_address(context, addr, &addresses);
86     if (ret)
87 	krb5_err(context, 1, ret, "krb5_parse_address");
88 
89     if (addresses.len != 1)
90 	krb5_err(context, 1, ret, "addresses should be one");
91 
92     krb5_print_address(&addresses.val[0], buf, truncate_len, &len);
93 
94 #if 0
95     printf("addr %s (%d/%d)\n", buf, (int)len, (int)strlen(buf));
96 #endif
97 
98     if (truncate_len > strlen(buf) + 1)
99 	abort();
100     if (outlen != len)
101 	abort();
102 
103     krb5_print_address(&addresses.val[0], buf, outlen + 1, &len);
104 
105 #if 0
106     printf("addr %s (%d/%d)\n", buf, (int)len, (int)strlen(buf));
107 #endif
108 
109     if (len != outlen)
110 	abort();
111     if (strlen(buf) != len)
112 	abort();
113 
114     krb5_free_addresses(context, &addresses);
115     free(buf);
116 }
117 
118 static void
119 check_truncation(krb5_context context, const char *addr)
120 {
121     int i, len = strlen(addr);
122 
123     for (i = 0; i < len; i++)
124 	truncated_addr(context, addr, i, len);
125 }
126 
127 static void
128 match_addr(krb5_context context, const char *range_addr,
129 	   const char *one_addr, int match)
130 {
131     krb5_addresses range, one;
132     krb5_error_code ret;
133 
134     ret = krb5_parse_address(context, range_addr, &range);
135     if (ret)
136 	krb5_err(context, 1, ret, "krb5_parse_address");
137 
138     if (range.len != 1)
139 	krb5_err(context, 1, ret, "wrong num of addresses");
140 
141     ret = krb5_parse_address(context, one_addr, &one);
142     if (ret)
143 	krb5_err(context, 1, ret, "krb5_parse_address");
144 
145     if (one.len != 1)
146 	krb5_err(context, 1, ret, "wrong num of addresses");
147 
148     if (krb5_address_order(context, &range.val[0], &one.val[0]) == 0) {
149 	if (!match)
150 	    krb5_errx(context, 1, "match when one shouldn't be");
151     } else {
152 	if (match)
153 	    krb5_errx(context, 1, "no match when one should be");
154     }
155 
156     krb5_free_addresses(context, &range);
157     krb5_free_addresses(context, &one);
158 }
159 
160 int
161 main(int argc, char **argv)
162 {
163     krb5_context context;
164     krb5_error_code ret;
165 
166     setprogname(argv[0]);
167 
168     ret = krb5_init_context(&context);
169     if (ret)
170 	errx (1, "krb5_init_context failed: %d", ret);
171 
172     print_addr(context, "RANGE:127.0.0.0/8");
173     print_addr(context, "RANGE:127.0.0.0/24");
174     print_addr(context, "RANGE:IPv4:127.0.0.0-IPv4:127.0.0.255");
175     print_addr(context, "RANGE:130.237.237.4/29");
176 #ifdef HAVE_IPV6
177     print_addr(context, "RANGE:fe80::209:6bff:fea0:e522/64");
178     print_addr(context, "RANGE:IPv6:fe80::209:6bff:fea0:e522/64");
179     print_addr(context, "RANGE:IPv6:fe80::-IPv6:fe80::ffff:ffff:ffff:ffff");
180     print_addr(context, "RANGE:fe80::-fe80::ffff:ffff:ffff:ffff");
181 #endif
182 
183     check_truncation(context, "IPv4:127.0.0.0");
184     check_truncation(context, "RANGE:IPv4:127.0.0.0-IPv4:127.0.0.255");
185 #ifdef HAVE_IPV6
186     check_truncation(context, "IPv6:::1");
187     check_truncation(context, "IPv6:fe80::ffff:ffff:ffff:ffff");
188 #endif
189 
190     match_addr(context, "RANGE:127.0.0.0/8", "inet:127.0.0.0", 1);
191     match_addr(context, "RANGE:127.0.0.0/8", "inet:127.255.255.255", 1);
192     match_addr(context, "RANGE:127.0.0.0/8", "inet:128.0.0.0", 0);
193 
194     match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.7", 0);
195     match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.8", 1);
196     match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.15", 1);
197     match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.16", 0);
198 
199     krb5_free_context(context);
200 
201     return 0;
202 }
203