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d02b48c6 1/* crypto/asn1/t_req.c */
58964a49 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6
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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.
40720ce3 8 *
d02b48c6
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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).
40720ce3 15 *
d02b48c6
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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.
40720ce3 22 *
d02b48c6
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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 :-).
40720ce3 37 * 4. If you include any Windows specific code (or a derivative thereof) from
d02b48c6
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38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40720ce3 40 *
d02b48c6
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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.
40720ce3 52 *
d02b48c6
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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"
ec577822
BM
61#include <openssl/buffer.h>
62#include <openssl/bn.h>
63#include <openssl/objects.h>
64#include <openssl/x509.h>
87c49f62 65#include <openssl/x509v3.h>
4913b88f 66#ifndef OPENSSL_NO_RSA
40720ce3 67# include <openssl/rsa.h>
4913b88f
NL
68#endif
69#ifndef OPENSSL_NO_DSA
40720ce3 70# include <openssl/dsa.h>
4913b88f 71#endif
d02b48c6 72
cf1b7d96 73#ifndef OPENSSL_NO_FP_API
6b691a5c 74int X509_REQ_print_fp(FILE *fp, X509_REQ *x)
40720ce3
MC
75{
76 BIO *b;
77 int ret;
d02b48c6 78
40720ce3
MC
79 if ((b = BIO_new(BIO_s_file())) == NULL) {
80 X509err(X509_F_X509_REQ_PRINT_FP, ERR_R_BUF_LIB);
81 return (0);
82 }
83 BIO_set_fp(b, fp, BIO_NOCLOSE);
84 ret = X509_REQ_print(b, x);
85 BIO_free(b);
86 return (ret);
87}
d02b48c6
RE
88#endif
89
40720ce3
MC
90int X509_REQ_print_ex(BIO *bp, X509_REQ *x, unsigned long nmflags,
91 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;
fc85ac20 102
40720ce3
MC
103 if ((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
104 mlch = '\n';
105 nmindent = 12;
106 }
fc85ac20 107
40720ce3
MC
108 if (nmflags == X509_FLAG_COMPAT)
109 nmindent = 16;
d02b48c6 110
40720ce3
MC
111 ri = x->req_info;
112 if (!(cflag & X509_FLAG_NO_HEADER)) {
113 if (BIO_write(bp, "Certificate Request:\n", 21) <= 0)
114 goto err;
115 if (BIO_write(bp, " Data:\n", 10) <= 0)
116 goto err;
117 }
118 if (!(cflag & X509_FLAG_NO_VERSION)) {
119 neg = (ri->version->type == V_ASN1_NEG_INTEGER) ? "-" : "";
120 l = 0;
121 for (i = 0; i < ri->version->length; i++) {
122 l <<= 8;
123 l += ri->version->data[i];
124 }
125 if (BIO_printf(bp, "%8sVersion: %s%lu (%s0x%lx)\n", "", neg, l, neg,
126 l) <= 0)
127 goto err;
128 }
129 if (!(cflag & X509_FLAG_NO_SUBJECT)) {
130 if (BIO_printf(bp, " Subject:%c", mlch) <= 0)
131 goto err;
132 if (X509_NAME_print_ex(bp, ri->subject, nmindent, nmflags) < 0)
133 goto err;
134 if (BIO_write(bp, "\n", 1) <= 0)
135 goto err;
136 }
137 if (!(cflag & X509_FLAG_NO_PUBKEY)) {
138 if (BIO_write(bp, " Subject Public Key Info:\n", 33) <= 0)
139 goto err;
140 if (BIO_printf(bp, "%12sPublic Key Algorithm: ", "") <= 0)
141 goto err;
142 if (i2a_ASN1_OBJECT(bp, ri->pubkey->algor->algorithm) <= 0)
143 goto err;
144 if (BIO_puts(bp, "\n") <= 0)
145 goto err;
fc85ac20 146
40720ce3
MC
147 pkey = X509_REQ_get_pubkey(x);
148 if (pkey == NULL) {
149 BIO_printf(bp, "%12sUnable to load Public Key\n", "");
150 ERR_print_errors(bp);
151 } else
fc85ac20 152#ifndef OPENSSL_NO_RSA
40720ce3
MC
153 if (pkey->type == EVP_PKEY_RSA) {
154 BIO_printf(bp, "%12sRSA Public Key: (%d bit)\n", "",
155 BN_num_bits(pkey->pkey.rsa->n));
156 RSA_print(bp, pkey->pkey.rsa, 16);
157 } else
fc85ac20
DSH
158#endif
159#ifndef OPENSSL_NO_DSA
40720ce3
MC
160 if (pkey->type == EVP_PKEY_DSA) {
161 BIO_printf(bp, "%12sDSA Public Key:\n", "");
162 DSA_print(bp, pkey->pkey.dsa, 16);
163 } else
d02b48c6 164#endif
14a7cfb3 165#ifndef OPENSSL_NO_EC
40720ce3
MC
166 if (pkey->type == EVP_PKEY_EC) {
167 BIO_printf(bp, "%12sEC Public Key: \n", "");
168 EC_KEY_print(bp, pkey->pkey.ec, 16);
169 } else
4d94ae00 170#endif
40720ce3 171 BIO_printf(bp, "%12sUnknown Public Key:\n", "");
4d94ae00 172
40720ce3
MC
173 EVP_PKEY_free(pkey);
174 }
d02b48c6 175
40720ce3
MC
176 if (!(cflag & X509_FLAG_NO_ATTRIBUTES)) {
177 /* may not be */
178 if (BIO_printf(bp, "%8sAttributes:\n", "") <= 0)
179 goto err;
fc85ac20 180
40720ce3
MC
181 sk = x->req_info->attributes;
182 if (sk_X509_ATTRIBUTE_num(sk) == 0) {
183 if (BIO_printf(bp, "%12sa0:00\n", "") <= 0)
184 goto err;
185 } else {
186 for (i = 0; i < sk_X509_ATTRIBUTE_num(sk); i++) {
187 ASN1_TYPE *at;
188 X509_ATTRIBUTE *a;
189 ASN1_BIT_STRING *bs = NULL;
190 ASN1_TYPE *t;
191 int j, type = 0, count = 1, ii = 0;
fc85ac20 192
40720ce3
MC
193 a = sk_X509_ATTRIBUTE_value(sk, i);
194 if (X509_REQ_extension_nid(OBJ_obj2nid(a->object)))
195 continue;
196 if (BIO_printf(bp, "%12s", "") <= 0)
197 goto err;
198 if ((j = i2a_ASN1_OBJECT(bp, a->object)) > 0) {
199 if (a->single) {
200 t = a->value.single;
201 type = t->type;
202 bs = t->value.bit_string;
203 } else {
204 ii = 0;
205 count = sk_ASN1_TYPE_num(a->value.set);
206 get_next:
207 at = sk_ASN1_TYPE_value(a->value.set, ii);
208 type = at->type;
209 bs = at->value.asn1_string;
210 }
211 }
212 for (j = 25 - j; j > 0; j--)
213 if (BIO_write(bp, " ", 1) != 1)
214 goto err;
215 if (BIO_puts(bp, ":") <= 0)
216 goto err;
217 if ((type == V_ASN1_PRINTABLESTRING) ||
218 (type == V_ASN1_T61STRING) ||
219 (type == V_ASN1_IA5STRING)) {
220 if (BIO_write(bp, (char *)bs->data, bs->length)
221 != bs->length)
222 goto err;
223 BIO_puts(bp, "\n");
224 } else {
225 BIO_puts(bp, "unable to print attribute\n");
226 }
227 if (++ii < count)
228 goto get_next;
229 }
230 }
231 }
232 if (!(cflag & X509_FLAG_NO_EXTENSIONS)) {
233 exts = X509_REQ_get_extensions(x);
234 if (exts) {
235 BIO_printf(bp, "%8sRequested Extensions:\n", "");
236 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
237 ASN1_OBJECT *obj;
238 X509_EXTENSION *ex;
239 int j;
240 ex = sk_X509_EXTENSION_value(exts, i);
241 if (BIO_printf(bp, "%12s", "") <= 0)
242 goto err;
243 obj = X509_EXTENSION_get_object(ex);
244 i2a_ASN1_OBJECT(bp, obj);
245 j = X509_EXTENSION_get_critical(ex);
246 if (BIO_printf(bp, ": %s\n", j ? "critical" : "") <= 0)
247 goto err;
248 if (!X509V3_EXT_print(bp, ex, cflag, 16)) {
249 BIO_printf(bp, "%16s", "");
250 M_ASN1_OCTET_STRING_print(bp, ex->value);
251 }
252 if (BIO_write(bp, "\n", 1) <= 0)
253 goto err;
254 }
255 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
256 }
257 }
d02b48c6 258
40720ce3
MC
259 if (!(cflag & X509_FLAG_NO_SIGDUMP)) {
260 if (!X509_signature_print(bp, x->sig_alg, x->signature))
261 goto err;
262 }
d02b48c6 263
40720ce3
MC
264 return (1);
265 err:
266 X509err(X509_F_X509_REQ_PRINT_EX, ERR_R_BUF_LIB);
267 return (0);
268}
fc85ac20
DSH
269
270int X509_REQ_print(BIO *bp, X509_REQ *x)
40720ce3
MC
271{
272 return X509_REQ_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
273}