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diff --git a/src/lib/libcrypto/asn1/a_print.c b/src/lib/libcrypto/asn1/a_print.c
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1/* $OpenBSD: a_print.c,v 1.11 2014/07/11 08:44:47 jsing Exp $ */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60
61#include <openssl/asn1.h>
62
63int
64ASN1_PRINTABLE_type(const unsigned char *s, int len)
65{
66 int c;
67 int ia5 = 0;
68 int t61 = 0;
69
70 if (len <= 0)
71 len = -1;
72 if (s == NULL)
73 return (V_ASN1_PRINTABLESTRING);
74
75 while ((*s) && (len-- != 0)) {
76 c= *(s++);
77 if (!(((c >= 'a') && (c <= 'z')) ||
78 ((c >= 'A') && (c <= 'Z')) ||
79 (c == ' ') ||
80 ((c >= '0') && (c <= '9')) ||
81 (c == ' ') || (c == '\'') ||
82 (c == '(') || (c == ')') ||
83 (c == '+') || (c == ',') ||
84 (c == '-') || (c == '.') ||
85 (c == '/') || (c == ':') ||
86 (c == '=') || (c == '?')))
87 ia5 = 1;
88 if (c & 0x80)
89 t61 = 1;
90 }
91 if (t61)
92 return (V_ASN1_T61STRING);
93 if (ia5)
94 return (V_ASN1_IA5STRING);
95 return (V_ASN1_PRINTABLESTRING);
96}
97
98int
99ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING *s)
100{
101 int i;
102 unsigned char *p;
103
104 if (s->type != V_ASN1_UNIVERSALSTRING)
105 return (0);
106 if ((s->length % 4) != 0)
107 return (0);
108 p = s->data;
109 for (i = 0; i < s->length; i += 4) {
110 if ((p[0] != '\0') || (p[1] != '\0') || (p[2] != '\0'))
111 break;
112 else
113 p += 4;
114 }
115 if (i < s->length)
116 return (0);
117 p = s->data;
118 for (i = 3; i < s->length; i += 4) {
119 *(p++) = s->data[i];
120 }
121 *(p) = '\0';
122 s->length /= 4;
123 s->type = ASN1_PRINTABLE_type(s->data, s->length);
124 return (1);
125}