xref: /openbsd-src/lib/libcrypto/asn1/t_req.c (revision 62a742911104f98b9185b2c6b6007d9b1c36396c)
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 "buffer.h"
62 #include "bn.h"
63 #include "objects.h"
64 #include "x509.h"
65 
66 #ifndef NO_FP_API
67 int X509_REQ_print_fp(fp,x)
68 FILE *fp;
69 X509_REQ *x;
70         {
71         BIO *b;
72         int ret;
73 
74         if ((b=BIO_new(BIO_s_file())) == NULL)
75 		{
76 		X509err(X509_F_X509_REQ_PRINT_FP,ERR_R_BUF_LIB);
77                 return(0);
78 		}
79         BIO_set_fp(b,fp,BIO_NOCLOSE);
80         ret=X509_REQ_print(b, x);
81         BIO_free(b);
82         return(ret);
83         }
84 #endif
85 
86 int X509_REQ_print(bp,x)
87 BIO *bp;
88 X509_REQ *x;
89 	{
90 	unsigned long l;
91 	int i,n;
92 	char *s,*neg;
93 	X509_REQ_INFO *ri;
94 	EVP_PKEY *pkey;
95 	STACK *sk;
96 	char str[128];
97 
98 	ri=x->req_info;
99 	sprintf(str,"Certificate Request:\n");
100 	if (BIO_puts(bp,str) <= 0) goto err;
101 	sprintf(str,"%4sData:\n","");
102 	if (BIO_puts(bp,str) <= 0) goto err;
103 
104 	neg=(ri->version->type == V_ASN1_NEG_INTEGER)?"-":"";
105 	l=0;
106 	for (i=0; i<ri->version->length; i++)
107 		{ l<<=8; l+=ri->version->data[i]; }
108 	sprintf(str,"%8sVersion: %s%lu (%s0x%lx)\n","",neg,l,neg,l);
109 	if (BIO_puts(bp,str) <= 0) goto err;
110 	sprintf(str,"%8sSubject: ","");
111 	if (BIO_puts(bp,str) <= 0) goto err;
112 
113 	X509_NAME_print(bp,ri->subject,16);
114 	sprintf(str,"\n%8sSubject Public Key Info:\n","");
115 	if (BIO_puts(bp,str) <= 0) goto err;
116 	i=OBJ_obj2nid(ri->pubkey->algor->algorithm);
117 	sprintf(str,"%12sPublic Key Algorithm: %s\n","",
118 		(i == NID_undef)?"UNKNOWN":OBJ_nid2ln(i));
119 	if (BIO_puts(bp,str) <= 0) goto err;
120 
121 	pkey=X509_REQ_get_pubkey(x);
122 #ifndef NO_RSA
123 	if (pkey->type == EVP_PKEY_RSA)
124 		{
125 		BIO_printf(bp,"%12sRSA Public Key: (%d bit)\n","",
126 			BN_num_bits(pkey->pkey.rsa->n));
127 		RSA_print(bp,pkey->pkey.rsa,16);
128 		}
129 	else
130 #endif
131 #ifndef NO_DSA
132 		if (pkey->type == EVP_PKEY_DSA)
133 		{
134 		BIO_printf(bp,"%12sDSA Public Key:\n","");
135 		DSA_print(bp,pkey->pkey.dsa,16);
136 		}
137 	else
138 #endif
139 		BIO_printf(bp,"%12sUnknown Public Key:\n","");
140 
141 	/* may not be */
142 	sprintf(str,"%8sAttributes:\n","");
143 	if (BIO_puts(bp,str) <= 0) goto err;
144 
145 	sk=x->req_info->attributes;
146 	if ((sk == NULL) || (sk_num(sk) == 0))
147 		{
148 		if (!x->req_info->req_kludge)
149 			{
150 			sprintf(str,"%12sa0:00\n","");
151 			if (BIO_puts(bp,str) <= 0) goto err;
152 			}
153 		}
154 	else
155 		{
156 		for (i=0; i<sk_num(sk); i++)
157 			{
158 			ASN1_TYPE *at;
159 			X509_ATTRIBUTE *a;
160 			ASN1_BIT_STRING *bs=NULL;
161 			ASN1_TYPE *t;
162 			int j,type=0,count=1,ii=0;
163 
164 			a=(X509_ATTRIBUTE *)sk_value(sk,i);
165 			sprintf(str,"%12s","");
166 			if (BIO_puts(bp,str) <= 0) goto err;
167 			if ((j=i2a_ASN1_OBJECT(bp,a->object)) > 0)
168 
169 			if (a->set)
170 				{
171 				ii=0;
172 				count=sk_num(a->value.set);
173 get_next:
174 				at=(ASN1_TYPE *)sk_value(a->value.set,ii);
175 				type=at->type;
176 				bs=at->value.asn1_string;
177 				}
178 			else
179 				{
180 				t=a->value.single;
181 				type=t->type;
182 				bs=t->value.bit_string;
183 				}
184 			for (j=25-j; j>0; j--)
185 				if (BIO_write(bp," ",1) != 1) goto err;
186 			if (BIO_puts(bp,":") <= 0) goto err;
187 			if (	(type == V_ASN1_PRINTABLESTRING) ||
188 				(type == V_ASN1_T61STRING) ||
189 				(type == V_ASN1_IA5STRING))
190 				{
191 				if (BIO_write(bp,(char *)bs->data,bs->length)
192 					!= bs->length)
193 					goto err;
194 				BIO_puts(bp,"\n");
195 				}
196 			else
197 				{
198 				BIO_puts(bp,"unable to print attribute\n");
199 				}
200 			if (++ii < count) goto get_next;
201 			}
202 		}
203 
204 	i=OBJ_obj2nid(x->sig_alg->algorithm);
205 	sprintf(str,"%4sSignature Algorithm: %s","",
206 		(i == NID_undef)?"UNKNOWN":OBJ_nid2ln(i));
207 	if (BIO_puts(bp,str) <= 0) goto err;
208 
209 	n=x->signature->length;
210 	s=(char *)x->signature->data;
211 	for (i=0; i<n; i++)
212 		{
213 		if ((i%18) == 0)
214 			{
215 			sprintf(str,"\n%8s","");
216 			if (BIO_puts(bp,str) <= 0) goto err;
217 			}
218 		sprintf(str,"%02x%s",(unsigned char)s[i],((i+1) == n)?"":":");
219 		if (BIO_puts(bp,str) <= 0) goto err;
220 		}
221 	if (BIO_puts(bp,"\n") <= 0) goto err;
222 	return(1);
223 err:
224 	X509err(X509_F_X509_REQ_PRINT,ERR_R_BUF_LIB);
225 	return(0);
226 	}
227