sl@0: /* crypto/asn1/t_x509.c */
sl@0: /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
sl@0:  * All rights reserved.
sl@0:  *
sl@0:  * This package is an SSL implementation written
sl@0:  * by Eric Young (eay@cryptsoft.com).
sl@0:  * The implementation was written so as to conform with Netscapes SSL.
sl@0:  * 
sl@0:  * This library is free for commercial and non-commercial use as long as
sl@0:  * the following conditions are aheared to.  The following conditions
sl@0:  * apply to all code found in this distribution, be it the RC4, RSA,
sl@0:  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
sl@0:  * included with this distribution is covered by the same copyright terms
sl@0:  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
sl@0:  * 
sl@0:  * Copyright remains Eric Young's, and as such any Copyright notices in
sl@0:  * the code are not to be removed.
sl@0:  * If this package is used in a product, Eric Young should be given attribution
sl@0:  * as the author of the parts of the library used.
sl@0:  * This can be in the form of a textual message at program startup or
sl@0:  * in documentation (online or textual) provided with the package.
sl@0:  * 
sl@0:  * Redistribution and use in source and binary forms, with or without
sl@0:  * modification, are permitted provided that the following conditions
sl@0:  * are met:
sl@0:  * 1. Redistributions of source code must retain the copyright
sl@0:  *    notice, this list of conditions and the following disclaimer.
sl@0:  * 2. Redistributions in binary form must reproduce the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer in the
sl@0:  *    documentation and/or other materials provided with the distribution.
sl@0:  * 3. All advertising materials mentioning features or use of this software
sl@0:  *    must display the following acknowledgement:
sl@0:  *    "This product includes cryptographic software written by
sl@0:  *     Eric Young (eay@cryptsoft.com)"
sl@0:  *    The word 'cryptographic' can be left out if the rouines from the library
sl@0:  *    being used are not cryptographic related :-).
sl@0:  * 4. If you include any Windows specific code (or a derivative thereof) from 
sl@0:  *    the apps directory (application code) you must include an acknowledgement:
sl@0:  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
sl@0:  * 
sl@0:  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
sl@0:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
sl@0:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
sl@0:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
sl@0:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
sl@0:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
sl@0:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
sl@0:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
sl@0:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
sl@0:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
sl@0:  * SUCH DAMAGE.
sl@0:  * 
sl@0:  * The licence and distribution terms for any publically available version or
sl@0:  * derivative of this code cannot be changed.  i.e. this code cannot simply be
sl@0:  * copied and put under another distribution licence
sl@0:  * [including the GNU Public Licence.]
sl@0:  */
sl@0: /*
sl@0:  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.
sl@0:  */
sl@0: 
sl@0: #include <stdio.h>
sl@0: #include "cryptlib.h"
sl@0: #include <openssl/buffer.h>
sl@0: #include <openssl/bn.h>
sl@0: #ifndef OPENSSL_NO_RSA
sl@0: #include <openssl/rsa.h>
sl@0: #endif
sl@0: #ifndef OPENSSL_NO_DSA
sl@0: #include <openssl/dsa.h>
sl@0: #endif
sl@0: #ifndef OPENSSL_NO_EC
sl@0: #include <openssl/ec.h>
sl@0: #endif
sl@0: #include <openssl/objects.h>
sl@0: #include <openssl/x509.h>
sl@0: #include <openssl/x509v3.h>
sl@0: #if (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__)))
sl@0: #include "libcrypto_wsd_macros.h"
sl@0: #include "libcrypto_wsd.h"
sl@0: #endif
sl@0: 
sl@0: 
sl@0: 
sl@0: #ifndef OPENSSL_NO_FP_API
sl@0: EXPORT_C int X509_print_fp(FILE *fp, X509 *x)
sl@0: 	{
sl@0: 	return X509_print_ex_fp(fp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C int X509_print_ex_fp(FILE *fp, X509 *x, unsigned long nmflag, unsigned long cflag)
sl@0:         {
sl@0:         BIO *b;
sl@0:         int ret;
sl@0: 
sl@0:         if ((b=BIO_new(BIO_s_file())) == NULL)
sl@0: 		{
sl@0: 		X509err(X509_F_X509_PRINT_EX_FP,ERR_R_BUF_LIB);
sl@0:                 return(0);
sl@0: 		}
sl@0:         BIO_set_fp(b,fp,BIO_NOCLOSE);
sl@0:         ret=X509_print_ex(b, x, nmflag, cflag);
sl@0:         BIO_free(b);
sl@0:         return(ret);
sl@0:         }
sl@0: #endif
sl@0: 
sl@0: EXPORT_C int X509_print(BIO *bp, X509 *x)
sl@0: {
sl@0: 	return X509_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
sl@0: }
sl@0: 
sl@0: EXPORT_C int X509_print_ex(BIO *bp, X509 *x, unsigned long nmflags, unsigned long cflag)
sl@0: 	{
sl@0: 	long l;
sl@0: 	int ret=0,i;
sl@0: 	char *m=NULL,mlch = ' ';
sl@0: 	int nmindent = 0;
sl@0: 	X509_CINF *ci;
sl@0: 	ASN1_INTEGER *bs;
sl@0: 	EVP_PKEY *pkey=NULL;
sl@0: 	const char *neg;
sl@0: 	ASN1_STRING *str=NULL;
sl@0: 
sl@0: 	if((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
sl@0: 			mlch = '\n';
sl@0: 			nmindent = 12;
sl@0: 	}
sl@0: 
sl@0: 	if(nmflags == X509_FLAG_COMPAT)
sl@0: 		nmindent = 16;
sl@0: 
sl@0: 	ci=x->cert_info;
sl@0: 	if(!(cflag & X509_FLAG_NO_HEADER))
sl@0: 		{
sl@0: 		if (BIO_write(bp,"Certificate:\n",13) <= 0) goto err;
sl@0: 		if (BIO_write(bp,"    Data:\n",10) <= 0) goto err;
sl@0: 		}
sl@0: 	if(!(cflag & X509_FLAG_NO_VERSION))
sl@0: 		{
sl@0: 		l=X509_get_version(x);
sl@0: 		if (BIO_printf(bp,"%8sVersion: %lu (0x%lx)\n","",l+1,l) <= 0) goto err;
sl@0: 		}
sl@0: 	if(!(cflag & X509_FLAG_NO_SERIAL))
sl@0: 		{
sl@0: 
sl@0: 		if (BIO_write(bp,"        Serial Number:",22) <= 0) goto err;
sl@0: 
sl@0: 		bs=X509_get_serialNumber(x);
sl@0: 		if (bs->length <= 4)
sl@0: 			{
sl@0: 			l=ASN1_INTEGER_get(bs);
sl@0: 			if (l < 0)
sl@0: 				{
sl@0: 				l= -l;
sl@0: 				neg="-";
sl@0: 				}
sl@0: 			else
sl@0: 				neg="";
sl@0: 			if (BIO_printf(bp," %s%lu (%s0x%lx)\n",neg,l,neg,l) <= 0)
sl@0: 				goto err;
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			neg=(bs->type == V_ASN1_NEG_INTEGER)?" (Negative)":"";
sl@0: 			if (BIO_printf(bp,"\n%12s%s","",neg) <= 0) goto err;
sl@0: 
sl@0: 			for (i=0; i<bs->length; i++)
sl@0: 				{
sl@0: 				if (BIO_printf(bp,"%02x%c",bs->data[i],
sl@0: 					((i+1 == bs->length)?'\n':':')) <= 0)
sl@0: 					goto err;
sl@0: 				}
sl@0: 			}
sl@0: 
sl@0: 		}
sl@0: 
sl@0: 	if(!(cflag & X509_FLAG_NO_SIGNAME))
sl@0: 		{
sl@0: 		if (BIO_printf(bp,"%8sSignature Algorithm: ","") <= 0) 
sl@0: 			goto err;
sl@0: 		if (i2a_ASN1_OBJECT(bp, ci->signature->algorithm) <= 0)
sl@0: 			goto err;
sl@0: 		if (BIO_puts(bp, "\n") <= 0)
sl@0: 			goto err;
sl@0: 		}
sl@0: 
sl@0: 	if(!(cflag & X509_FLAG_NO_ISSUER))
sl@0: 		{
sl@0: 		if (BIO_printf(bp,"        Issuer:%c",mlch) <= 0) goto err;
sl@0: 		if (X509_NAME_print_ex(bp,X509_get_issuer_name(x),nmindent, nmflags) < 0) goto err;
sl@0: 		if (BIO_write(bp,"\n",1) <= 0) goto err;
sl@0: 		}
sl@0: 	if(!(cflag & X509_FLAG_NO_VALIDITY))
sl@0: 		{
sl@0: 		if (BIO_write(bp,"        Validity\n",17) <= 0) goto err;
sl@0: 		if (BIO_write(bp,"            Not Before: ",24) <= 0) goto err;
sl@0: 		if (!ASN1_TIME_print(bp,X509_get_notBefore(x))) goto err;
sl@0: 		if (BIO_write(bp,"\n            Not After : ",25) <= 0) goto err;
sl@0: 		if (!ASN1_TIME_print(bp,X509_get_notAfter(x))) goto err;
sl@0: 		if (BIO_write(bp,"\n",1) <= 0) goto err;
sl@0: 		}
sl@0: 	if(!(cflag & X509_FLAG_NO_SUBJECT))
sl@0: 		{
sl@0: 		if (BIO_printf(bp,"        Subject:%c",mlch) <= 0) goto err;
sl@0: 		if (X509_NAME_print_ex(bp,X509_get_subject_name(x),nmindent, nmflags) < 0) goto err;
sl@0: 		if (BIO_write(bp,"\n",1) <= 0) goto err;
sl@0: 		}
sl@0: 	if(!(cflag & X509_FLAG_NO_PUBKEY))
sl@0: 		{
sl@0: 		if (BIO_write(bp,"        Subject Public Key Info:\n",33) <= 0)
sl@0: 			goto err;
sl@0: 		if (BIO_printf(bp,"%12sPublic Key Algorithm: ","") <= 0)
sl@0: 			goto err;
sl@0: 		if (i2a_ASN1_OBJECT(bp, ci->key->algor->algorithm) <= 0)
sl@0: 			goto err;
sl@0: 		if (BIO_puts(bp, "\n") <= 0)
sl@0: 			goto err;
sl@0: 
sl@0: 		pkey=X509_get_pubkey(x);
sl@0: 		if (pkey == NULL)
sl@0: 			{
sl@0: 			BIO_printf(bp,"%12sUnable to load Public Key\n","");
sl@0: 			ERR_print_errors(bp);
sl@0: 			}
sl@0: 		else
sl@0: #ifndef OPENSSL_NO_RSA
sl@0: 		if (pkey->type == EVP_PKEY_RSA)
sl@0: 			{
sl@0: 			BIO_printf(bp,"%12sRSA Public Key: (%d bit)\n","",
sl@0: 			BN_num_bits(pkey->pkey.rsa->n));
sl@0: 			RSA_print(bp,pkey->pkey.rsa,16);
sl@0: 			}
sl@0: 		else
sl@0: #endif
sl@0: #ifndef OPENSSL_NO_DSA
sl@0: 		if (pkey->type == EVP_PKEY_DSA)
sl@0: 			{
sl@0: 			BIO_printf(bp,"%12sDSA Public Key:\n","");
sl@0: 			DSA_print(bp,pkey->pkey.dsa,16);
sl@0: 			}
sl@0: 		else
sl@0: #endif
sl@0: #ifndef OPENSSL_NO_EC
sl@0: 		if (pkey->type == EVP_PKEY_EC)
sl@0: 			{
sl@0: 			BIO_printf(bp, "%12sEC Public Key:\n","");
sl@0: 			EC_KEY_print(bp, pkey->pkey.ec, 16);
sl@0: 			}
sl@0: 		else
sl@0: #endif
sl@0: 			BIO_printf(bp,"%12sUnknown Public Key:\n","");
sl@0: 
sl@0: 		EVP_PKEY_free(pkey);
sl@0: 		}
sl@0: 
sl@0: 	if (!(cflag & X509_FLAG_NO_EXTENSIONS))
sl@0: 		X509V3_extensions_print(bp, "X509v3 extensions",
sl@0: 					ci->extensions, cflag, 8);
sl@0: 
sl@0: 	if(!(cflag & X509_FLAG_NO_SIGDUMP))
sl@0: 		{
sl@0: 		if(X509_signature_print(bp, x->sig_alg, x->signature) <= 0) goto err;
sl@0: 		}
sl@0: 	if(!(cflag & X509_FLAG_NO_AUX))
sl@0: 		{
sl@0: 		if (!X509_CERT_AUX_print(bp, x->aux, 0)) goto err;
sl@0: 		}
sl@0: 	ret=1;
sl@0: err:
sl@0: 	if (str != NULL) ASN1_STRING_free(str);
sl@0: 	if (m != NULL) OPENSSL_free(m);
sl@0: 	return(ret);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C int X509_ocspid_print (BIO *bp, X509 *x)
sl@0: 	{
sl@0: 	unsigned char *der=NULL ;
sl@0: 	unsigned char *dertmp;
sl@0: 	int derlen;
sl@0: 	int i;
sl@0: 	unsigned char SHA1md[SHA_DIGEST_LENGTH];
sl@0: 
sl@0: 	/* display the hash of the subject as it would appear
sl@0: 	   in OCSP requests */
sl@0: 	if (BIO_printf(bp,"        Subject OCSP hash: ") <= 0)
sl@0: 		goto err;
sl@0: 	derlen = i2d_X509_NAME(x->cert_info->subject, NULL);
sl@0: 	if ((der = dertmp = (unsigned char *)OPENSSL_malloc (derlen)) == NULL)
sl@0: 		goto err;
sl@0: 	i2d_X509_NAME(x->cert_info->subject, &dertmp);
sl@0: 
sl@0: 	EVP_Digest(der, derlen, SHA1md, NULL, EVP_sha1(), NULL);
sl@0: 	for (i=0; i < SHA_DIGEST_LENGTH; i++)
sl@0: 		{
sl@0: 		if (BIO_printf(bp,"%02X",SHA1md[i]) <= 0) goto err;
sl@0: 		}
sl@0: 	OPENSSL_free (der);
sl@0: 	der=NULL;
sl@0: 
sl@0: 	/* display the hash of the public key as it would appear
sl@0: 	   in OCSP requests */
sl@0: 	if (BIO_printf(bp,"\n        Public key OCSP hash: ") <= 0)
sl@0: 		goto err;
sl@0: 
sl@0: 	EVP_Digest(x->cert_info->key->public_key->data,
sl@0: 		x->cert_info->key->public_key->length, SHA1md, NULL, EVP_sha1(), NULL);
sl@0: 	for (i=0; i < SHA_DIGEST_LENGTH; i++)
sl@0: 		{
sl@0: 		if (BIO_printf(bp,"%02X",SHA1md[i]) <= 0)
sl@0: 			goto err;
sl@0: 		}
sl@0: 	BIO_printf(bp,"\n");
sl@0: 
sl@0: 	return (1);
sl@0: err:
sl@0: 	if (der != NULL) OPENSSL_free(der);
sl@0: 	return(0);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C int X509_signature_print(BIO *bp, X509_ALGOR *sigalg, ASN1_STRING *sig)
sl@0: {
sl@0: 	unsigned char *s;
sl@0: 	int i, n;
sl@0: 	if (BIO_puts(bp,"    Signature Algorithm: ") <= 0) return 0;
sl@0: 	if (i2a_ASN1_OBJECT(bp, sigalg->algorithm) <= 0) return 0;
sl@0: 
sl@0: 	n=sig->length;
sl@0: 	s=sig->data;
sl@0: 	for (i=0; i<n; i++)
sl@0: 		{
sl@0: 		if ((i%18) == 0)
sl@0: 			if (BIO_write(bp,"\n        ",9) <= 0) return 0;
sl@0: 			if (BIO_printf(bp,"%02x%s",s[i],
sl@0: 				((i+1) == n)?"":":") <= 0) return 0;
sl@0: 		}
sl@0: 	if (BIO_write(bp,"\n",1) != 1) return 0;
sl@0: 	return 1;
sl@0: }
sl@0: 
sl@0: EXPORT_C int ASN1_STRING_print(BIO *bp, ASN1_STRING *v)
sl@0: 	{
sl@0: 	int i,n;
sl@0: 	char buf[80],*p;;
sl@0: 
sl@0: 	if (v == NULL) return(0);
sl@0: 	n=0;
sl@0: 	p=(char *)v->data;
sl@0: 	for (i=0; i<v->length; i++)
sl@0: 		{
sl@0: 		if ((p[i] > '~') || ((p[i] < ' ') &&
sl@0: 			(p[i] != '\n') && (p[i] != '\r')))
sl@0: 			buf[n]='.';
sl@0: 		else
sl@0: 			buf[n]=p[i];
sl@0: 		n++;
sl@0: 		if (n >= 80)
sl@0: 			{
sl@0: 			if (BIO_write(bp,buf,n) <= 0)
sl@0: 				return(0);
sl@0: 			n=0;
sl@0: 			}
sl@0: 		}
sl@0: 	if (n > 0)
sl@0: 		if (BIO_write(bp,buf,n) <= 0)
sl@0: 			return(0);
sl@0: 	return(1);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C int ASN1_TIME_print(BIO *bp, ASN1_TIME *tm)
sl@0: {
sl@0: 	if(tm->type == V_ASN1_UTCTIME) return ASN1_UTCTIME_print(bp, tm);
sl@0: 	if(tm->type == V_ASN1_GENERALIZEDTIME)
sl@0: 				return ASN1_GENERALIZEDTIME_print(bp, tm);
sl@0: 	BIO_write(bp,"Bad time value",14);
sl@0: 	return(0);
sl@0: }
sl@0: 
sl@0: #ifndef EMULATOR
sl@0: static const char *mon[12]=
sl@0:     {
sl@0:     "Jan","Feb","Mar","Apr","May","Jun",
sl@0:     "Jul","Aug","Sep","Oct","Nov","Dec"
sl@0:     };
sl@0: #else
sl@0: static const char * const mon[12]=
sl@0:     {
sl@0:     "Jan","Feb","Mar","Apr","May","Jun",
sl@0:     "Jul","Aug","Sep","Oct","Nov","Dec"
sl@0:     };
sl@0: 
sl@0: #endif
sl@0: EXPORT_C int ASN1_GENERALIZEDTIME_print(BIO *bp, ASN1_GENERALIZEDTIME *tm)
sl@0: 	{
sl@0: 	char *v;
sl@0: 	int gmt=0;
sl@0: 	int i;
sl@0: 	int y=0,M=0,d=0,h=0,m=0,s=0;
sl@0: 
sl@0: 	i=tm->length;
sl@0: 	v=(char *)tm->data;
sl@0: 
sl@0: 	if (i < 12) goto err;
sl@0: 	if (v[i-1] == 'Z') gmt=1;
sl@0: 	for (i=0; i<12; i++)
sl@0: 		if ((v[i] > '9') || (v[i] < '0')) goto err;
sl@0: 	y= (v[0]-'0')*1000+(v[1]-'0')*100 + (v[2]-'0')*10+(v[3]-'0');
sl@0: 	M= (v[4]-'0')*10+(v[5]-'0');
sl@0: 	if ((M > 12) || (M < 1)) goto err;
sl@0: 	d= (v[6]-'0')*10+(v[7]-'0');
sl@0: 	h= (v[8]-'0')*10+(v[9]-'0');
sl@0: 	m=  (v[10]-'0')*10+(v[11]-'0');
sl@0: 	if (	(v[12] >= '0') && (v[12] <= '9') &&
sl@0: 		(v[13] >= '0') && (v[13] <= '9'))
sl@0: 		s=  (v[12]-'0')*10+(v[13]-'0');
sl@0: 
sl@0: 	if (BIO_printf(bp,"%s %2d %02d:%02d:%02d %d%s",
sl@0: 		mon[M-1],d,h,m,s,y,(gmt)?" GMT":"") <= 0)
sl@0: 		return(0);
sl@0: 	else
sl@0: 		return(1);
sl@0: err:
sl@0: 	BIO_write(bp,"Bad time value",14);
sl@0: 	return(0);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C int ASN1_UTCTIME_print(BIO *bp, ASN1_UTCTIME *tm)
sl@0: 	{
sl@0: 	char *v;
sl@0: 	int gmt=0;
sl@0: 	int i;
sl@0: 	int y=0,M=0,d=0,h=0,m=0,s=0;
sl@0: 
sl@0: 	i=tm->length;
sl@0: 	v=(char *)tm->data;
sl@0: 
sl@0: 	if (i < 10) goto err;
sl@0: 	if (v[i-1] == 'Z') gmt=1;
sl@0: 	for (i=0; i<10; i++)
sl@0: 		if ((v[i] > '9') || (v[i] < '0')) goto err;
sl@0: 	y= (v[0]-'0')*10+(v[1]-'0');
sl@0: 	if (y < 50) y+=100;
sl@0: 	M= (v[2]-'0')*10+(v[3]-'0');
sl@0: 	if ((M > 12) || (M < 1)) goto err;
sl@0: 	d= (v[4]-'0')*10+(v[5]-'0');
sl@0: 	h= (v[6]-'0')*10+(v[7]-'0');
sl@0: 	m=  (v[8]-'0')*10+(v[9]-'0');
sl@0: 	if (	(v[10] >= '0') && (v[10] <= '9') &&
sl@0: 		(v[11] >= '0') && (v[11] <= '9'))
sl@0: 		s=  (v[10]-'0')*10+(v[11]-'0');
sl@0: 
sl@0: 	if (BIO_printf(bp,"%s %2d %02d:%02d:%02d %d%s",
sl@0: 		mon[M-1],d,h,m,s,y+1900,(gmt)?" GMT":"") <= 0)
sl@0: 		return(0);
sl@0: 	else
sl@0: 		return(1);
sl@0: err:
sl@0: 	BIO_write(bp,"Bad time value",14);
sl@0: 	return(0);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C int X509_NAME_print(BIO *bp, X509_NAME *name, int obase)
sl@0: 	{
sl@0: 	char *s,*c,*b;
sl@0: 	int ret=0,l,i;
sl@0: 
sl@0: 	l=80-2-obase;
sl@0: 
sl@0: 	b=s=X509_NAME_oneline(name,NULL,0);
sl@0: 	if (!*s)
sl@0: 		{
sl@0: 		OPENSSL_free(b);
sl@0: 		return 1;
sl@0: 		}
sl@0: 	s++; /* skip the first slash */
sl@0: 
sl@0: 	c=s;
sl@0: 	for (;;)
sl@0: 		{
sl@0: #ifndef CHARSET_EBCDIC
sl@0: 		if (	((*s == '/') &&
sl@0: 				((s[1] >= 'A') && (s[1] <= 'Z') && (
sl@0: 					(s[2] == '=') ||
sl@0: 					((s[2] >= 'A') && (s[2] <= 'Z') &&
sl@0: 					(s[3] == '='))
sl@0: 				 ))) ||
sl@0: 			(*s == '\0'))
sl@0: #else
sl@0: 		if (	((*s == '/') &&
sl@0: 				(isupper(s[1]) && (
sl@0: 					(s[2] == '=') ||
sl@0: 					(isupper(s[2]) &&
sl@0: 					(s[3] == '='))
sl@0: 				 ))) ||
sl@0: 			(*s == '\0'))
sl@0: #endif
sl@0: 			{
sl@0: 			i=s-c;
sl@0: 			if (BIO_write(bp,c,i) != i) goto err;
sl@0: 			c+=i;
sl@0: 			c++;
sl@0: 			if (*s != '\0')
sl@0: 				{
sl@0: 				if (BIO_write(bp,", ",2) != 2) goto err;
sl@0: 				}
sl@0: 			l--;
sl@0: 			}
sl@0: 		if (*s == '\0') break;
sl@0: 		s++;
sl@0: 		l--;
sl@0: 		}
sl@0: 	
sl@0: 	ret=1;
sl@0: 	if (0)
sl@0: 		{
sl@0: err:
sl@0: 		X509err(X509_F_X509_NAME_PRINT,ERR_R_BUF_LIB);
sl@0: 		}
sl@0: 	OPENSSL_free(b);
sl@0: 	return(ret);
sl@0: 	}
sl@0: