/* crypto/x509/x509_obj.c */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * "This product includes cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ #include <stdio.h> #include "cryptlib.h" #include <openssl/lhash.h> #include <openssl/objects.h> #include <openssl/x509.h> #include <openssl/buffer.h> char *X509_NAME_oneline(X509_NAME *a, char *buf, int len) { X509_NAME_ENTRY *ne; int i; int n,lold,l,l1,l2,num,j,type; const char *s; char *p; unsigned char *q; BUF_MEM *b=NULL; static const char hex[17]="0123456789ABCDEF"; int gs_doit[4]; char tmp_buf[80]; #ifdef CHARSET_EBCDIC char ebcdic_buf[1024]; #endif if (buf == NULL) { if ((b=BUF_MEM_new()) == NULL) goto err; if (!BUF_MEM_grow(b,200)) goto err; b->data[0]='\0'; len=200; } if (a == NULL) { if(b) { buf=b->data; OPENSSL_free(b); } strncpy(buf,"NO X509_NAME",len); buf[len-1]='\0'; return buf; } len--; /* space for '\0' */ l=0; for (i=0; i<sk_X509_NAME_ENTRY_num(a->entries); i++) { ne=sk_X509_NAME_ENTRY_value(a->entries,i); n=OBJ_obj2nid(ne->object); if ((n == NID_undef) || ((s=OBJ_nid2sn(n)) == NULL)) { i2t_ASN1_OBJECT(tmp_buf,sizeof(tmp_buf),ne->object); s=tmp_buf; } l1=strlen(s); type=ne->value->type; num=ne->value->length; q=ne->value->data; #ifdef CHARSET_EBCDIC if (type == V_ASN1_GENERALSTRING || type == V_ASN1_VISIBLESTRING || type == V_ASN1_PRINTABLESTRING || type == V_ASN1_TELETEXSTRING || type == V_ASN1_VISIBLESTRING || type == V_ASN1_IA5STRING) { ascii2ebcdic(ebcdic_buf, q, (num > sizeof ebcdic_buf) ? sizeof ebcdic_buf : num); q=ebcdic_buf; } #endif if ((type == V_ASN1_GENERALSTRING) && ((num%4) == 0)) { gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=0; for (j=0; j<num; j++) if (q[j] != 0) gs_doit[j&3]=1; if (gs_doit[0]|gs_doit[1]|gs_doit[2]) gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=1; else { gs_doit[0]=gs_doit[1]=gs_doit[2]=0; gs_doit[3]=1; } } else gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=1; for (l2=j=0; j<num; j++) { if (!gs_doit[j&3]) continue; l2++; #ifndef CHARSET_EBCDIC if ((q[j] < ' ') || (q[j] > '~')) l2+=3; #else if ((os_toascii[q[j]] < os_toascii[' ']) || (os_toascii[q[j]] > os_toascii['~'])) l2+=3; #endif } lold=l; l+=1+l1+1+l2; if (b != NULL) { if (!BUF_MEM_grow(b,l+1)) goto err; p= &(b->data[lold]); } else if (l > len) { break; } else p= &(buf[lold]); *(p++)='/'; memcpy(p,s,(unsigned int)l1); p+=l1; *(p++)='='; #ifndef CHARSET_EBCDIC /* q was assigned above already. */ q=ne->value->data; #endif for (j=0; j<num; j++) { if (!gs_doit[j&3]) continue; #ifndef CHARSET_EBCDIC n=q[j]; if ((n < ' ') || (n > '~')) { *(p++)='\\'; *(p++)='x'; *(p++)=hex[(n>>4)&0x0f]; *(p++)=hex[n&0x0f]; } else *(p++)=n; #else n=os_toascii[q[j]]; if ((n < os_toascii[' ']) || (n > os_toascii['~'])) { *(p++)='\\'; *(p++)='x'; *(p++)=hex[(n>>4)&0x0f]; *(p++)=hex[n&0x0f]; } else *(p++)=q[j]; #endif } *p='\0'; } if (b != NULL) { p=b->data; OPENSSL_free(b); } else p=buf; if (i == 0) *p = '\0'; return(p); err: X509err(X509_F_X509_NAME_ONELINE,ERR_R_MALLOC_FAILURE); if (b != NULL) BUF_MEM_free(b); return(NULL); }