125 lines
4.4 KiB
C
Executable file
125 lines
4.4 KiB
C
Executable file
/* $OpenBSD: a_print.c,v 1.11 2014/07/11 08:44:47 jsing Exp $ */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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#include <stdio.h>
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#include <openssl/asn1.h>
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int
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ASN1_PRINTABLE_type(const unsigned char *s, int len)
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{
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int c;
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int ia5 = 0;
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int t61 = 0;
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if (len <= 0)
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len = -1;
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if (s == NULL)
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return (V_ASN1_PRINTABLESTRING);
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while ((*s) && (len-- != 0)) {
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c= *(s++);
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if (!(((c >= 'a') && (c <= 'z')) ||
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((c >= 'A') && (c <= 'Z')) ||
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(c == ' ') ||
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((c >= '0') && (c <= '9')) ||
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(c == ' ') || (c == '\'') ||
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(c == '(') || (c == ')') ||
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(c == '+') || (c == ',') ||
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(c == '-') || (c == '.') ||
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(c == '/') || (c == ':') ||
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(c == '=') || (c == '?')))
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ia5 = 1;
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if (c & 0x80)
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t61 = 1;
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}
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if (t61)
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return (V_ASN1_T61STRING);
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if (ia5)
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return (V_ASN1_IA5STRING);
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return (V_ASN1_PRINTABLESTRING);
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}
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int
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ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING *s)
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{
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int i;
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unsigned char *p;
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if (s->type != V_ASN1_UNIVERSALSTRING)
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return (0);
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if ((s->length % 4) != 0)
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return (0);
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p = s->data;
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for (i = 0; i < s->length; i += 4) {
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if ((p[0] != '\0') || (p[1] != '\0') || (p[2] != '\0'))
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break;
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else
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p += 4;
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}
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if (i < s->length)
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return (0);
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p = s->data;
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for (i = 3; i < s->length; i += 4) {
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*(p++) = s->data[i];
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}
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*(p) = '\0';
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s->length /= 4;
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s->type = ASN1_PRINTABLE_type(s->data, s->length);
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return (1);
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}
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