155714Skris/* crypto/asn1/a_print.c */ 255714Skris/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 355714Skris * All rights reserved. 455714Skris * 555714Skris * This package is an SSL implementation written 655714Skris * by Eric Young (eay@cryptsoft.com). 755714Skris * The implementation was written so as to conform with Netscapes SSL. 8296465Sdelphij * 955714Skris * This library is free for commercial and non-commercial use as long as 1055714Skris * the following conditions are aheared to. The following conditions 1155714Skris * apply to all code found in this distribution, be it the RC4, RSA, 1255714Skris * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1355714Skris * included with this distribution is covered by the same copyright terms 1455714Skris * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15296465Sdelphij * 1655714Skris * Copyright remains Eric Young's, and as such any Copyright notices in 1755714Skris * the code are not to be removed. 1855714Skris * If this package is used in a product, Eric Young should be given attribution 1955714Skris * as the author of the parts of the library used. 2055714Skris * This can be in the form of a textual message at program startup or 2155714Skris * in documentation (online or textual) provided with the package. 22296465Sdelphij * 2355714Skris * Redistribution and use in source and binary forms, with or without 2455714Skris * modification, are permitted provided that the following conditions 2555714Skris * are met: 2655714Skris * 1. Redistributions of source code must retain the copyright 2755714Skris * notice, this list of conditions and the following disclaimer. 2855714Skris * 2. Redistributions in binary form must reproduce the above copyright 2955714Skris * notice, this list of conditions and the following disclaimer in the 3055714Skris * documentation and/or other materials provided with the distribution. 3155714Skris * 3. All advertising materials mentioning features or use of this software 3255714Skris * must display the following acknowledgement: 3355714Skris * "This product includes cryptographic software written by 3455714Skris * Eric Young (eay@cryptsoft.com)" 3555714Skris * The word 'cryptographic' can be left out if the rouines from the library 3655714Skris * being used are not cryptographic related :-). 37296465Sdelphij * 4. If you include any Windows specific code (or a derivative thereof) from 3855714Skris * the apps directory (application code) you must include an acknowledgement: 3955714Skris * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40296465Sdelphij * 4155714Skris * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4255714Skris * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4355714Skris * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4455714Skris * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4555714Skris * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4655714Skris * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4755714Skris * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4855714Skris * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4955714Skris * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5055714Skris * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5155714Skris * SUCH DAMAGE. 52296465Sdelphij * 5355714Skris * The licence and distribution terms for any publically available version or 5455714Skris * derivative of this code cannot be changed. i.e. this code cannot simply be 5555714Skris * copied and put under another distribution licence 5655714Skris * [including the GNU Public Licence.] 5755714Skris */ 5855714Skris 5955714Skris#include <stdio.h> 6055714Skris#include "cryptlib.h" 6155714Skris#include <openssl/asn1.h> 6255714Skris 63160814Ssimonint ASN1_PRINTABLE_type(const unsigned char *s, int len) 64296465Sdelphij{ 65296465Sdelphij int c; 66296465Sdelphij int ia5 = 0; 67296465Sdelphij int t61 = 0; 6855714Skris 69296465Sdelphij if (len <= 0) 70296465Sdelphij len = -1; 71296465Sdelphij if (s == NULL) 72296465Sdelphij return (V_ASN1_PRINTABLESTRING); 7355714Skris 74296465Sdelphij while ((*s) && (len-- != 0)) { 75296465Sdelphij c = *(s++); 7655714Skris#ifndef CHARSET_EBCDIC 77296465Sdelphij if (!(((c >= 'a') && (c <= 'z')) || 78296465Sdelphij ((c >= 'A') && (c <= 'Z')) || 79296465Sdelphij (c == ' ') || 80296465Sdelphij ((c >= '0') && (c <= '9')) || 81296465Sdelphij (c == ' ') || (c == '\'') || 82296465Sdelphij (c == '(') || (c == ')') || 83296465Sdelphij (c == '+') || (c == ',') || 84296465Sdelphij (c == '-') || (c == '.') || 85296465Sdelphij (c == '/') || (c == ':') || (c == '=') || (c == '?'))) 86296465Sdelphij ia5 = 1; 87296465Sdelphij if (c & 0x80) 88296465Sdelphij t61 = 1; 8955714Skris#else 90296465Sdelphij if (!isalnum(c) && (c != ' ') && strchr("'()+,-./:=?", c) == NULL) 91296465Sdelphij ia5 = 1; 92296465Sdelphij if (os_toascii[c] & 0x80) 93296465Sdelphij t61 = 1; 9455714Skris#endif 95296465Sdelphij } 96296465Sdelphij if (t61) 97296465Sdelphij return (V_ASN1_T61STRING); 98296465Sdelphij if (ia5) 99296465Sdelphij return (V_ASN1_IA5STRING); 100296465Sdelphij return (V_ASN1_PRINTABLESTRING); 101296465Sdelphij} 10255714Skris 10355714Skrisint ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING *s) 104296465Sdelphij{ 105296465Sdelphij int i; 106296465Sdelphij unsigned char *p; 10755714Skris 108296465Sdelphij if (s->type != V_ASN1_UNIVERSALSTRING) 109296465Sdelphij return (0); 110296465Sdelphij if ((s->length % 4) != 0) 111296465Sdelphij return (0); 112296465Sdelphij p = s->data; 113296465Sdelphij for (i = 0; i < s->length; i += 4) { 114296465Sdelphij if ((p[0] != '\0') || (p[1] != '\0') || (p[2] != '\0')) 115296465Sdelphij break; 116296465Sdelphij else 117296465Sdelphij p += 4; 118296465Sdelphij } 119296465Sdelphij if (i < s->length) 120296465Sdelphij return (0); 121296465Sdelphij p = s->data; 122296465Sdelphij for (i = 3; i < s->length; i += 4) { 123296465Sdelphij *(p++) = s->data[i]; 124296465Sdelphij } 125296465Sdelphij *(p) = '\0'; 126296465Sdelphij s->length /= 4; 127296465Sdelphij s->type = ASN1_PRINTABLE_type(s->data, s->length); 128296465Sdelphij return (1); 129296465Sdelphij} 130