1 /* crypto/asn1/t_req.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/buffer.h>
62 #include <openssl/bn.h>
63 #include <openssl/objects.h>
64 #include <openssl/x509.h>
65 #include <openssl/x509v3.h>
66 #ifndef OPENSSL_NO_RSA
67 #include <openssl/rsa.h>
68 #endif
69 #ifndef OPENSSL_NO_DSA
70 #include <openssl/dsa.h>
71 #endif
72
73 #ifndef OPENSSL_NO_FP_API
X509_REQ_print_fp(FILE * fp,X509_REQ * x)74 int X509_REQ_print_fp(FILE *fp, X509_REQ *x)
75 {
76 BIO *b;
77 int ret;
78
79 if ((b=BIO_new(BIO_s_file())) == NULL)
80 {
81 X509err(X509_F_X509_REQ_PRINT_FP,ERR_R_BUF_LIB);
82 return(0);
83 }
84 BIO_set_fp(b,fp,BIO_NOCLOSE);
85 ret=X509_REQ_print(b, x);
86 BIO_free(b);
87 return(ret);
88 }
89 #endif
90
X509_REQ_print_ex(BIO * bp,X509_REQ * x,unsigned long nmflags,unsigned long cflag)91 int X509_REQ_print_ex(BIO *bp, X509_REQ *x, unsigned long nmflags, unsigned long cflag)
92 {
93 unsigned long l;
94 int i;
95 const char *neg;
96 X509_REQ_INFO *ri;
97 EVP_PKEY *pkey;
98 STACK_OF(X509_ATTRIBUTE) *sk;
99 STACK_OF(X509_EXTENSION) *exts;
100 char mlch = ' ';
101 int nmindent = 0;
102
103 if((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
104 mlch = '\n';
105 nmindent = 12;
106 }
107
108 if(nmflags == X509_FLAG_COMPAT)
109 nmindent = 16;
110
111
112 ri=x->req_info;
113 if(!(cflag & X509_FLAG_NO_HEADER))
114 {
115 if (BIO_write(bp,"Certificate Request:\n",21) <= 0) goto err;
116 if (BIO_write(bp," Data:\n",10) <= 0) goto err;
117 }
118 if(!(cflag & X509_FLAG_NO_VERSION))
119 {
120 neg=(ri->version->type == V_ASN1_NEG_INTEGER)?"-":"";
121 l=0;
122 for (i=0; i<ri->version->length; i++)
123 { l<<=8; l+=ri->version->data[i]; }
124 if(BIO_printf(bp,"%8sVersion: %s%lu (%s0x%lx)\n","",neg,l,neg,
125 l) <= 0)
126 goto err;
127 }
128 if(!(cflag & X509_FLAG_NO_SUBJECT))
129 {
130 if (BIO_printf(bp," Subject:%c",mlch) <= 0) goto err;
131 if (X509_NAME_print_ex(bp,ri->subject,nmindent, nmflags) < 0) goto err;
132 if (BIO_write(bp,"\n",1) <= 0) goto err;
133 }
134 if(!(cflag & X509_FLAG_NO_PUBKEY))
135 {
136 if (BIO_write(bp," Subject Public Key Info:\n",33) <= 0)
137 goto err;
138 if (BIO_printf(bp,"%12sPublic Key Algorithm: ","") <= 0)
139 goto err;
140 if (i2a_ASN1_OBJECT(bp, ri->pubkey->algor->algorithm) <= 0)
141 goto err;
142 if (BIO_puts(bp, "\n") <= 0)
143 goto err;
144
145 pkey=X509_REQ_get_pubkey(x);
146 if (pkey == NULL)
147 {
148 BIO_printf(bp,"%12sUnable to load Public Key\n","");
149 ERR_print_errors(bp);
150 }
151 else
152 #ifndef OPENSSL_NO_RSA
153 if (pkey->type == EVP_PKEY_RSA)
154 {
155 BIO_printf(bp,"%12sRSA Public Key: (%d bit)\n","",
156 BN_num_bits(pkey->pkey.rsa->n));
157 RSA_print(bp,pkey->pkey.rsa,16);
158 }
159 else
160 #endif
161 #ifndef OPENSSL_NO_DSA
162 if (pkey->type == EVP_PKEY_DSA)
163 {
164 BIO_printf(bp,"%12sDSA Public Key:\n","");
165 DSA_print(bp,pkey->pkey.dsa,16);
166 }
167 else
168 #endif
169 #ifndef OPENSSL_NO_EC
170 if (pkey->type == EVP_PKEY_EC)
171 {
172 BIO_printf(bp, "%12sEC Public Key: \n","");
173 EC_KEY_print(bp, pkey->pkey.ec, 16);
174 }
175 else
176 #endif
177 BIO_printf(bp,"%12sUnknown Public Key:\n","");
178
179 EVP_PKEY_free(pkey);
180 }
181
182 if(!(cflag & X509_FLAG_NO_ATTRIBUTES))
183 {
184 /* may not be */
185 if(BIO_printf(bp,"%8sAttributes:\n","") <= 0)
186 goto err;
187
188 sk=x->req_info->attributes;
189 if (sk_X509_ATTRIBUTE_num(sk) == 0)
190 {
191 if(BIO_printf(bp,"%12sa0:00\n","") <= 0)
192 goto err;
193 }
194 else
195 {
196 for (i=0; i<sk_X509_ATTRIBUTE_num(sk); i++)
197 {
198 ASN1_TYPE *at;
199 X509_ATTRIBUTE *a;
200 ASN1_BIT_STRING *bs=NULL;
201 ASN1_TYPE *t;
202 int j,type=0,count=1,ii=0;
203
204 a=sk_X509_ATTRIBUTE_value(sk,i);
205 if(X509_REQ_extension_nid(OBJ_obj2nid(a->object)))
206 continue;
207 if(BIO_printf(bp,"%12s","") <= 0)
208 goto err;
209 if ((j=i2a_ASN1_OBJECT(bp,a->object)) > 0)
210 {
211 if (a->single)
212 {
213 t=a->value.single;
214 type=t->type;
215 bs=t->value.bit_string;
216 }
217 else
218 {
219 ii=0;
220 count=sk_ASN1_TYPE_num(a->value.set);
221 get_next:
222 at=sk_ASN1_TYPE_value(a->value.set,ii);
223 type=at->type;
224 bs=at->value.asn1_string;
225 }
226 }
227 for (j=25-j; j>0; j--)
228 if (BIO_write(bp," ",1) != 1) goto err;
229 if (BIO_puts(bp,":") <= 0) goto err;
230 if ( (type == V_ASN1_PRINTABLESTRING) ||
231 (type == V_ASN1_T61STRING) ||
232 (type == V_ASN1_IA5STRING))
233 {
234 if (BIO_write(bp,(char *)bs->data,bs->length)
235 != bs->length)
236 goto err;
237 BIO_puts(bp,"\n");
238 }
239 else
240 {
241 BIO_puts(bp,"unable to print attribute\n");
242 }
243 if (++ii < count) goto get_next;
244 }
245 }
246 }
247 if(!(cflag & X509_FLAG_NO_ATTRIBUTES))
248 {
249 exts = X509_REQ_get_extensions(x);
250 if(exts)
251 {
252 BIO_printf(bp,"%8sRequested Extensions:\n","");
253 for (i=0; i<sk_X509_EXTENSION_num(exts); i++)
254 {
255 ASN1_OBJECT *obj;
256 X509_EXTENSION *ex;
257 int j;
258 ex=sk_X509_EXTENSION_value(exts, i);
259 if (BIO_printf(bp,"%12s","") <= 0) goto err;
260 obj=X509_EXTENSION_get_object(ex);
261 i2a_ASN1_OBJECT(bp,obj);
262 j=X509_EXTENSION_get_critical(ex);
263 if (BIO_printf(bp,": %s\n",j?"critical":"") <= 0)
264 goto err;
265 if(!X509V3_EXT_print(bp, ex, 0, 16))
266 {
267 BIO_printf(bp, "%16s", "");
268 M_ASN1_OCTET_STRING_print(bp,ex->value);
269 }
270 if (BIO_write(bp,"\n",1) <= 0) goto err;
271 }
272 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
273 }
274 }
275
276 if(!(cflag & X509_FLAG_NO_SIGDUMP))
277 {
278 if(!X509_signature_print(bp, x->sig_alg, x->signature)) goto err;
279 }
280
281 return(1);
282 err:
283 X509err(X509_F_X509_REQ_PRINT_EX,ERR_R_BUF_LIB);
284 return(0);
285 }
286
X509_REQ_print(BIO * bp,X509_REQ * x)287 int X509_REQ_print(BIO *bp, X509_REQ *x)
288 {
289 return X509_REQ_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
290 }
291