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d02b48c6 | 1 | /* crypto/x509/x509_obj.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
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 "lhash.h" | |
62 | #include "objects.h" | |
63 | #include "x509.h" | |
64 | #include "buffer.h" | |
65 | ||
6b691a5c | 66 | char *X509_NAME_oneline(X509_NAME *a, char *buf, int len) |
d02b48c6 RE |
67 | { |
68 | X509_NAME_ENTRY *ne; | |
69 | unsigned int i; | |
70 | int n,lold,l,l1,l2,num,j,type; | |
e778802f BL |
71 | const char *s; |
72 | char *p; | |
d02b48c6 RE |
73 | unsigned char *q; |
74 | BUF_MEM *b=NULL; | |
75 | static char hex[17]="0123456789ABCDEF"; | |
76 | int gs_doit[4]; | |
58964a49 | 77 | char tmp_buf[80]; |
d02b48c6 | 78 | |
d02b48c6 RE |
79 | if (buf == NULL) |
80 | { | |
81 | if ((b=BUF_MEM_new()) == NULL) goto err; | |
82 | if (!BUF_MEM_grow(b,200)) goto err; | |
83 | b->data[0]='\0'; | |
84 | len=200; | |
85 | } | |
e778802f BL |
86 | if (a == NULL) |
87 | { | |
88 | if(b) | |
89 | { | |
90 | buf=b->data; | |
91 | Free(b); | |
92 | } | |
93 | strncpy(buf,"NO X509_NAME",len); | |
94 | return buf; | |
95 | } | |
d02b48c6 RE |
96 | |
97 | len--; /* space for '\0' */ | |
98 | l=0; | |
99 | for (i=0; (int)i<sk_num(a->entries); i++) | |
100 | { | |
101 | ne=(X509_NAME_ENTRY *)sk_value(a->entries,i); | |
102 | n=OBJ_obj2nid(ne->object); | |
58964a49 | 103 | if ((n == NID_undef) || ((s=OBJ_nid2sn(n)) == NULL)) |
d02b48c6 | 104 | { |
58964a49 RE |
105 | i2t_ASN1_OBJECT(tmp_buf,sizeof(tmp_buf),ne->object); |
106 | s=tmp_buf; | |
d02b48c6 RE |
107 | } |
108 | l1=strlen(s); | |
109 | ||
110 | type=ne->value->type; | |
111 | num=ne->value->length; | |
112 | q=ne->value->data; | |
113 | ||
114 | if ((type == V_ASN1_GENERALSTRING) && ((num%4) == 0)) | |
115 | { | |
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; | |
119 | ||
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; | |
122 | else | |
123 | { | |
124 | gs_doit[0]=gs_doit[1]=gs_doit[2]=0; | |
125 | gs_doit[3]=1; | |
126 | } | |
127 | } | |
128 | else | |
129 | gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=1; | |
130 | ||
131 | for (l2=j=0; j<num; j++) | |
132 | { | |
133 | if (!gs_doit[j&3]) continue; | |
134 | l2++; | |
135 | if ((q[j] < ' ') || (q[j] > '~')) l2+=3; | |
136 | } | |
137 | ||
138 | lold=l; | |
139 | l+=1+l1+1+l2; | |
140 | if (b != NULL) | |
141 | { | |
142 | if (!BUF_MEM_grow(b,l+1)) goto err; | |
143 | p= &(b->data[lold]); | |
144 | } | |
145 | else if (l > len) | |
146 | { | |
147 | break; | |
148 | } | |
149 | else | |
150 | p= &(buf[lold]); | |
151 | *(p++)='/'; | |
152 | memcpy(p,s,(unsigned int)l1); p+=l1; | |
153 | *(p++)='='; | |
154 | ||
155 | q=ne->value->data; | |
156 | ||
157 | for (j=0; j<num; j++) | |
158 | { | |
159 | if (!gs_doit[j&3]) continue; | |
160 | n=q[j]; | |
161 | if ((n < ' ') || (n > '~')) | |
162 | { | |
163 | *(p++)='\\'; | |
164 | *(p++)='x'; | |
165 | *(p++)=hex[(n>>4)&0x0f]; | |
166 | *(p++)=hex[n&0x0f]; | |
167 | } | |
168 | else | |
169 | *(p++)=n; | |
170 | } | |
171 | *p='\0'; | |
172 | } | |
173 | if (b != NULL) | |
174 | { | |
175 | p=b->data; | |
e778802f | 176 | Free(b); |
d02b48c6 RE |
177 | } |
178 | else | |
179 | p=buf; | |
180 | return(p); | |
181 | err: | |
182 | X509err(X509_F_X509_NAME_ONELINE,ERR_R_MALLOC_FAILURE); | |
183 | if (b != NULL) BUF_MEM_free(b); | |
184 | return(NULL); | |
185 | } | |
186 |