| /* 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 <string.h> |
| |
| #include <openssl/buf.h> |
| #include <openssl/err.h> |
| #include <openssl/lhash.h> |
| #include <openssl/mem.h> |
| #include <openssl/obj.h> |
| #include <openssl/x509.h> |
| |
| |
| char *X509_NAME_oneline(X509_NAME *a, char *buf, int len) |
| { |
| X509_NAME_ENTRY *ne; |
| size_t 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]; |
| |
| 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; |
| |
| 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++; |
| if ((q[j] < ' ') || (q[j] > '~')) l2+=3; |
| } |
| |
| 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++)='='; |
| |
| q=ne->value->data; |
| |
| for (j=0; j<num; j++) |
| { |
| if (!gs_doit[j&3]) continue; |
| n=q[j]; |
| if ((n < ' ') || (n > '~')) |
| { |
| *(p++)='\\'; |
| *(p++)='x'; |
| *(p++)=hex[(n>>4)&0x0f]; |
| *(p++)=hex[n&0x0f]; |
| } |
| else |
| *(p++)=n; |
| } |
| *p='\0'; |
| } |
| if (b != NULL) |
| { |
| p=b->data; |
| OPENSSL_free(b); |
| } |
| else |
| p=buf; |
| if (i == 0) |
| *p = '\0'; |
| return(p); |
| err: |
| OPENSSL_PUT_ERROR(X509, ERR_R_MALLOC_FAILURE); |
| if (b != NULL) BUF_MEM_free(b); |
| return(NULL); |
| } |
| |