Branch data Line data Source code
1 : : /* v3_prn.c */
2 : : /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 : : * project 1999.
4 : : */
5 : : /* ====================================================================
6 : : * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
7 : : *
8 : : * Redistribution and use in source and binary forms, with or without
9 : : * modification, are permitted provided that the following conditions
10 : : * are met:
11 : : *
12 : : * 1. Redistributions of source code must retain the above copyright
13 : : * notice, this list of conditions and the following disclaimer.
14 : : *
15 : : * 2. Redistributions in binary form must reproduce the above copyright
16 : : * notice, this list of conditions and the following disclaimer in
17 : : * the documentation and/or other materials provided with the
18 : : * distribution.
19 : : *
20 : : * 3. All advertising materials mentioning features or use of this
21 : : * software must display the following acknowledgment:
22 : : * "This product includes software developed by the OpenSSL Project
23 : : * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 : : *
25 : : * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 : : * endorse or promote products derived from this software without
27 : : * prior written permission. For written permission, please contact
28 : : * licensing@OpenSSL.org.
29 : : *
30 : : * 5. Products derived from this software may not be called "OpenSSL"
31 : : * nor may "OpenSSL" appear in their names without prior written
32 : : * permission of the OpenSSL Project.
33 : : *
34 : : * 6. Redistributions of any form whatsoever must retain the following
35 : : * acknowledgment:
36 : : * "This product includes software developed by the OpenSSL Project
37 : : * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 : : *
39 : : * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 : : * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 : : * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 : : * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 : : * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 : : * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 : : * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 : : * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 : : * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 : : * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 : : * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 : : * OF THE POSSIBILITY OF SUCH DAMAGE.
51 : : * ====================================================================
52 : : *
53 : : * This product includes cryptographic software written by Eric Young
54 : : * (eay@cryptsoft.com). This product includes software written by Tim
55 : : * Hudson (tjh@cryptsoft.com).
56 : : *
57 : : */
58 : : /* X509 v3 extension utilities */
59 : :
60 : : #include <stdio.h>
61 : : #include "cryptlib.h"
62 : : #include <openssl/conf.h>
63 : : #include <openssl/x509v3.h>
64 : :
65 : : /* Extension printing routines */
66 : :
67 : : static int unknown_ext_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent, int supported);
68 : :
69 : : /* Print out a name+value stack */
70 : :
71 : 91 : void X509V3_EXT_val_prn(BIO *out, STACK_OF(CONF_VALUE) *val, int indent, int ml)
72 : : {
73 : : int i;
74 : : CONF_VALUE *nval;
75 [ + - ]: 91 : if(!val) return;
76 [ + + ][ - + ]: 91 : if(!ml || !sk_CONF_VALUE_num(val)) {
77 : 52 : BIO_printf(out, "%*s", indent, "");
78 [ + + ]: 91 : if(!sk_CONF_VALUE_num(val)) BIO_puts(out, "<EMPTY>\n");
79 : : }
80 [ + + ]: 258 : for(i = 0; i < sk_CONF_VALUE_num(val); i++) {
81 [ + + ]: 167 : if(ml) BIO_printf(out, "%*s", indent, "");
82 [ + + ]: 56 : else if(i > 0) BIO_printf(out, ", ");
83 : 167 : nval = sk_CONF_VALUE_value(val, i);
84 [ - + ]: 167 : if(!nval->name) BIO_puts(out, nval->value);
85 [ + + ]: 167 : else if(!nval->value) BIO_puts(out, nval->name);
86 : : #ifndef CHARSET_EBCDIC
87 : 158 : else BIO_printf(out, "%s:%s", nval->name, nval->value);
88 : : #else
89 : : else {
90 : : int len;
91 : : char *tmp;
92 : : len = strlen(nval->value)+1;
93 : : tmp = OPENSSL_malloc(len);
94 : : if (tmp)
95 : : {
96 : : ascii2ebcdic(tmp, nval->value, len);
97 : : BIO_printf(out, "%s:%s", nval->name, tmp);
98 : : OPENSSL_free(tmp);
99 : : }
100 : : }
101 : : #endif
102 [ + + ]: 167 : if(ml) BIO_puts(out, "\n");
103 : : }
104 : : }
105 : :
106 : : /* Main routine: print out a general extension */
107 : :
108 : 160 : int X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent)
109 : : {
110 : 160 : void *ext_str = NULL;
111 : 160 : char *value = NULL;
112 : : const unsigned char *p;
113 : : const X509V3_EXT_METHOD *method;
114 : 160 : STACK_OF(CONF_VALUE) *nval = NULL;
115 : 160 : int ok = 1;
116 : :
117 [ - + ]: 160 : if(!(method = X509V3_EXT_get(ext)))
118 : 0 : return unknown_ext_print(out, ext, flag, indent, 0);
119 : 160 : p = ext->value->data;
120 [ + - ]: 160 : if(method->it) ext_str = ASN1_item_d2i(NULL, &p, ext->value->length, ASN1_ITEM_ptr(method->it));
121 : 0 : else ext_str = method->d2i(NULL, &p, ext->value->length);
122 : :
123 [ - + ]: 160 : if(!ext_str) return unknown_ext_print(out, ext, flag, indent, 1);
124 : :
125 [ + + ]: 160 : if(method->i2s) {
126 [ + - ]: 42 : if(!(value = method->i2s(method, ext_str))) {
127 : : ok = 0;
128 : : goto err;
129 : : }
130 : : #ifndef CHARSET_EBCDIC
131 : 42 : BIO_printf(out, "%*s%s", indent, "", value);
132 : : #else
133 : : {
134 : : int len;
135 : : char *tmp;
136 : : len = strlen(value)+1;
137 : : tmp = OPENSSL_malloc(len);
138 : : if (tmp)
139 : : {
140 : : ascii2ebcdic(tmp, value, len);
141 : : BIO_printf(out, "%*s%s", indent, "", tmp);
142 : : OPENSSL_free(tmp);
143 : : }
144 : : }
145 : : #endif
146 [ + + ]: 118 : } else if(method->i2v) {
147 [ + - ]: 86 : if(!(nval = method->i2v(method, ext_str, NULL))) {
148 : : ok = 0;
149 : : goto err;
150 : : }
151 : 86 : X509V3_EXT_val_prn(out, nval, indent,
152 : 86 : method->ext_flags & X509V3_EXT_MULTILINE);
153 [ + - ]: 32 : } else if(method->i2r) {
154 [ - + ]: 32 : if(!method->i2r(method, ext_str, out, indent)) ok = 0;
155 : : } else ok = 0;
156 : :
157 : : err:
158 : 160 : sk_CONF_VALUE_pop_free(nval, X509V3_conf_free);
159 [ + + ]: 160 : if(value) OPENSSL_free(value);
160 [ + - ]: 160 : if(method->it) ASN1_item_free(ext_str, ASN1_ITEM_ptr(method->it));
161 : 0 : else method->ext_free(ext_str);
162 : 160 : return ok;
163 : : }
164 : :
165 : 39 : int X509V3_extensions_print(BIO *bp, char *title, STACK_OF(X509_EXTENSION) *exts, unsigned long flag, int indent)
166 : : {
167 : : int i, j;
168 : :
169 [ + - ]: 39 : if(sk_X509_EXTENSION_num(exts) <= 0) return 1;
170 : :
171 [ + - ]: 39 : if(title)
172 : : {
173 : 39 : BIO_printf(bp,"%*s%s:\n",indent, "", title);
174 : 39 : indent += 4;
175 : : }
176 : :
177 [ + + ]: 199 : for (i=0; i<sk_X509_EXTENSION_num(exts); i++)
178 : : {
179 : : ASN1_OBJECT *obj;
180 : : X509_EXTENSION *ex;
181 : 160 : ex=sk_X509_EXTENSION_value(exts, i);
182 [ + - ][ + - ]: 160 : if (indent && BIO_printf(bp,"%*s",indent, "") <= 0) return 0;
183 : 160 : obj=X509_EXTENSION_get_object(ex);
184 : 160 : i2a_ASN1_OBJECT(bp,obj);
185 : 160 : j=X509_EXTENSION_get_critical(ex);
186 [ + + ][ + - ]: 160 : if (BIO_printf(bp,": %s\n",j?"critical":"") <= 0)
187 : : return 0;
188 [ - + ]: 160 : if(!X509V3_EXT_print(bp, ex, flag, indent + 4))
189 : : {
190 : 0 : BIO_printf(bp, "%*s", indent + 4, "");
191 : 0 : M_ASN1_OCTET_STRING_print(bp,ex->value);
192 : : }
193 [ + - ]: 160 : if (BIO_write(bp,"\n",1) <= 0) return 0;
194 : : }
195 : : return 1;
196 : : }
197 : :
198 : 0 : static int unknown_ext_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent, int supported)
199 : : {
200 [ # # # # : 0 : switch(flag & X509V3_EXT_UNKNOWN_MASK) {
# ]
201 : :
202 : : case X509V3_EXT_DEFAULT:
203 : : return 0;
204 : :
205 : : case X509V3_EXT_ERROR_UNKNOWN:
206 [ # # ]: 0 : if(supported)
207 : 0 : BIO_printf(out, "%*s<Parse Error>", indent, "");
208 : : else
209 : 0 : BIO_printf(out, "%*s<Not Supported>", indent, "");
210 : : return 1;
211 : :
212 : : case X509V3_EXT_PARSE_UNKNOWN:
213 : 0 : return ASN1_parse_dump(out,
214 : 0 : ext->value->data, ext->value->length, indent, -1);
215 : : case X509V3_EXT_DUMP_UNKNOWN:
216 : 0 : return BIO_dump_indent(out, (char *)ext->value->data, ext->value->length, indent);
217 : :
218 : : default:
219 : : return 1;
220 : : }
221 : : }
222 : :
223 : :
224 : : #ifndef OPENSSL_NO_FP_API
225 : 0 : int X509V3_EXT_print_fp(FILE *fp, X509_EXTENSION *ext, int flag, int indent)
226 : : {
227 : : BIO *bio_tmp;
228 : : int ret;
229 [ # # ]: 0 : if(!(bio_tmp = BIO_new_fp(fp, BIO_NOCLOSE))) return 0;
230 : 0 : ret = X509V3_EXT_print(bio_tmp, ext, flag, indent);
231 : 0 : BIO_free(bio_tmp);
232 : 0 : return ret;
233 : : }
234 : : #endif
|
