1 /* crypto/x509/x509_obj.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
61 #include <openssl/lhash.h>
62 #include <openssl/objects.h>
63 #include <openssl/x509.h>
64 #include <openssl/buffer.h>
66 char *X509_NAME_oneline(X509_NAME *a, char *buf, int len)
70 int n,lold,l,l1,l2,num,j,type;
75 static char hex[17]="0123456789ABCDEF";
81 if ((b=BUF_MEM_new()) == NULL) goto err;
82 if (!BUF_MEM_grow(b,200)) goto err;
93 strncpy(buf,"NO X509_NAME",len);
97 len--; /* space for '\0' */
99 for (i=0; (int)i<sk_num(a->entries); i++)
101 ne=(X509_NAME_ENTRY *)sk_value(a->entries,i);
102 n=OBJ_obj2nid(ne->object);
103 if ((n == NID_undef) || ((s=OBJ_nid2sn(n)) == NULL))
105 i2t_ASN1_OBJECT(tmp_buf,sizeof(tmp_buf),ne->object);
110 type=ne->value->type;
111 num=ne->value->length;
114 if ((type == V_ASN1_GENERALSTRING) && ((num%4) == 0))
116 gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=0;
117 for (j=0; j<num; j++)
118 if (q[j] != 0) gs_doit[j&3]=1;
120 if (gs_doit[0]|gs_doit[1]|gs_doit[2])
121 gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=1;
124 gs_doit[0]=gs_doit[1]=gs_doit[2]=0;
129 gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=1;
131 for (l2=j=0; j<num; j++)
133 if (!gs_doit[j&3]) continue;
135 if ((q[j] < ' ') || (q[j] > '~')) l2+=3;
142 if (!BUF_MEM_grow(b,l+1)) goto err;
152 memcpy(p,s,(unsigned int)l1); p+=l1;
157 for (j=0; j<num; j++)
159 if (!gs_doit[j&3]) continue;
161 if ((n < ' ') || (n > '~'))
165 *(p++)=hex[(n>>4)&0x0f];
182 X509err(X509_F_X509_NAME_ONELINE,ERR_R_MALLOC_FAILURE);
183 if (b != NULL) BUF_MEM_free(b);