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1 /* crypto/x509/x509_obj.c */ | |
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | |
3 * All rights reserved. | |
4 * | |
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. | |
8 * | |
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). | |
15 * | |
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. | |
22 * | |
23 * Redistribution and use in source and binary forms, with or without | |
24 * modification, are permitted provided that the following conditions | |
25 * are met: | |
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)" | |
40 * | |
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 | |
51 * SUCH DAMAGE. | |
52 * | |
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.] | |
57 */ | |
58 | |
59 #include <stdio.h> | |
60 #include "cryptlib.h" | |
61 #include <openssl/lhash.h> | |
62 #include <openssl/objects.h> | |
63 #include <openssl/x509.h> | |
64 #include <openssl/buffer.h> | |
65 | |
66 char *X509_NAME_oneline(X509_NAME *a, char *buf, int len) | |
67 { | |
68 X509_NAME_ENTRY *ne; | |
69 int i; | |
70 int n,lold,l,l1,l2,num,j,type; | |
71 const char *s; | |
72 char *p; | |
73 unsigned char *q; | |
74 BUF_MEM *b=NULL; | |
75 static const char hex[17]="0123456789ABCDEF"; | |
76 int gs_doit[4]; | |
77 char tmp_buf[80]; | |
78 #ifdef CHARSET_EBCDIC | |
79 char ebcdic_buf[1024]; | |
80 #endif | |
81 | |
82 if (buf == NULL) | |
83 { | |
84 if ((b=BUF_MEM_new()) == NULL) goto err; | |
85 if (!BUF_MEM_grow(b,200)) goto err; | |
86 b->data[0]='\0'; | |
87 len=200; | |
88 } | |
89 if (a == NULL) | |
90 { | |
91 if(b) | |
92 { | |
93 buf=b->data; | |
94 OPENSSL_free(b); | |
95 } | |
96 strncpy(buf,"NO X509_NAME",len); | |
97 buf[len-1]='\0'; | |
98 return buf; | |
99 } | |
100 | |
101 len--; /* space for '\0' */ | |
102 l=0; | |
103 for (i=0; i<sk_X509_NAME_ENTRY_num(a->entries); i++) | |
104 { | |
105 ne=sk_X509_NAME_ENTRY_value(a->entries,i); | |
106 n=OBJ_obj2nid(ne->object); | |
107 if ((n == NID_undef) || ((s=OBJ_nid2sn(n)) == NULL)) | |
108 { | |
109 i2t_ASN1_OBJECT(tmp_buf,sizeof(tmp_buf),ne->object); | |
110 s=tmp_buf; | |
111 } | |
112 l1=strlen(s); | |
113 | |
114 type=ne->value->type; | |
115 num=ne->value->length; | |
116 q=ne->value->data; | |
117 #ifdef CHARSET_EBCDIC | |
118 if (type == V_ASN1_GENERALSTRING || | |
119 type == V_ASN1_VISIBLESTRING || | |
120 type == V_ASN1_PRINTABLESTRING || | |
121 type == V_ASN1_TELETEXSTRING || | |
122 type == V_ASN1_VISIBLESTRING || | |
123 type == V_ASN1_IA5STRING) { | |
124 ascii2ebcdic(ebcdic_buf, q, | |
125 (num > sizeof ebcdic_buf) | |
126 ? sizeof ebcdic_buf : num); | |
127 q=ebcdic_buf; | |
128 } | |
129 #endif | |
130 | |
131 if ((type == V_ASN1_GENERALSTRING) && ((num%4) == 0)) | |
132 { | |
133 gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=0; | |
134 for (j=0; j<num; j++) | |
135 if (q[j] != 0) gs_doit[j&3]=1; | |
136 | |
137 if (gs_doit[0]|gs_doit[1]|gs_doit[2]) | |
138 gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=1; | |
139 else | |
140 { | |
141 gs_doit[0]=gs_doit[1]=gs_doit[2]=0; | |
142 gs_doit[3]=1; | |
143 } | |
144 } | |
145 else | |
146 gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=1; | |
147 | |
148 for (l2=j=0; j<num; j++) | |
149 { | |
150 if (!gs_doit[j&3]) continue; | |
151 l2++; | |
152 #ifndef CHARSET_EBCDIC | |
153 if ((q[j] < ' ') || (q[j] > '~')) l2+=3; | |
154 #else | |
155 if ((os_toascii[q[j]] < os_toascii[' ']) || | |
156 (os_toascii[q[j]] > os_toascii['~'])) l2+=3; | |
157 #endif | |
158 } | |
159 | |
160 lold=l; | |
161 l+=1+l1+1+l2; | |
162 if (b != NULL) | |
163 { | |
164 if (!BUF_MEM_grow(b,l+1)) goto err; | |
165 p= &(b->data[lold]); | |
166 } | |
167 else if (l > len) | |
168 { | |
169 break; | |
170 } | |
171 else | |
172 p= &(buf[lold]); | |
173 *(p++)='/'; | |
174 memcpy(p,s,(unsigned int)l1); p+=l1; | |
175 *(p++)='='; | |
176 | |
177 #ifndef CHARSET_EBCDIC /* q was assigned above already. */ | |
178 q=ne->value->data; | |
179 #endif | |
180 | |
181 for (j=0; j<num; j++) | |
182 { | |
183 if (!gs_doit[j&3]) continue; | |
184 #ifndef CHARSET_EBCDIC | |
185 n=q[j]; | |
186 if ((n < ' ') || (n > '~')) | |
187 { | |
188 *(p++)='\\'; | |
189 *(p++)='x'; | |
190 *(p++)=hex[(n>>4)&0x0f]; | |
191 *(p++)=hex[n&0x0f]; | |
192 } | |
193 else | |
194 *(p++)=n; | |
195 #else | |
196 n=os_toascii[q[j]]; | |
197 if ((n < os_toascii[' ']) || | |
198 (n > os_toascii['~'])) | |
199 { | |
200 *(p++)='\\'; | |
201 *(p++)='x'; | |
202 *(p++)=hex[(n>>4)&0x0f]; | |
203 *(p++)=hex[n&0x0f]; | |
204 } | |
205 else | |
206 *(p++)=q[j]; | |
207 #endif | |
208 } | |
209 *p='\0'; | |
210 } | |
211 if (b != NULL) | |
212 { | |
213 p=b->data; | |
214 OPENSSL_free(b); | |
215 } | |
216 else | |
217 p=buf; | |
218 if (i == 0) | |
219 *p = '\0'; | |
220 return(p); | |
221 err: | |
222 X509err(X509_F_X509_NAME_ONELINE,ERR_R_MALLOC_FAILURE); | |
223 if (b != NULL) BUF_MEM_free(b); | |
224 return(NULL); | |
225 } | |
226 | |
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