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-rw-r--r--src/lib/libcrypto/x509/by_file.c275
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diff --git a/src/lib/libcrypto/x509/by_file.c b/src/lib/libcrypto/x509/by_file.c
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1/* $OpenBSD: by_file.c,v 1.19 2015/04/11 16:03:21 deraadt Exp $ */
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 <errno.h>
60#include <stdio.h>
61#include <time.h>
62#include <unistd.h>
63
64#include <openssl/buffer.h>
65#include <openssl/err.h>
66#include <openssl/pem.h>
67#include <openssl/lhash.h>
68#include <openssl/x509.h>
69
70static int by_file_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
71 long argl, char **ret);
72
73static X509_LOOKUP_METHOD x509_file_lookup = {
74 .name = "Load file into cache",
75 .new_item = NULL,
76 .free = NULL,
77 .init = NULL,
78 .shutdown = NULL,
79 .ctrl = by_file_ctrl,
80 .get_by_subject = NULL,
81 .get_by_issuer_serial = NULL,
82 .get_by_fingerprint = NULL,
83 .get_by_alias = NULL,
84};
85
86X509_LOOKUP_METHOD *
87X509_LOOKUP_file(void)
88{
89 return (&x509_file_lookup);
90}
91
92static int
93by_file_ctrl(X509_LOOKUP *ctx, int cmd, const char *argp, long argl,
94 char **ret)
95{
96 int ok = 0;
97
98 switch (cmd) {
99 case X509_L_FILE_LOAD:
100 if (argl == X509_FILETYPE_DEFAULT) {
101 ok = (X509_load_cert_crl_file(ctx,
102 X509_get_default_cert_file(),
103 X509_FILETYPE_PEM) != 0);
104 if (!ok) {
105 X509err(X509_F_BY_FILE_CTRL,
106 X509_R_LOADING_DEFAULTS);
107 }
108 } else {
109 if (argl == X509_FILETYPE_PEM)
110 ok = (X509_load_cert_crl_file(ctx, argp,
111 X509_FILETYPE_PEM) != 0);
112 else
113 ok = (X509_load_cert_file(ctx,
114 argp, (int)argl) != 0);
115 }
116 break;
117 }
118 return (ok);
119}
120
121int
122X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type)
123{
124 int ret = 0;
125 BIO *in = NULL;
126 int i, count = 0;
127 X509 *x = NULL;
128
129 if (file == NULL)
130 return (1);
131 in = BIO_new(BIO_s_file_internal());
132
133 if ((in == NULL) || (BIO_read_filename(in, file) <= 0)) {
134 X509err(X509_F_X509_LOAD_CERT_FILE, ERR_R_SYS_LIB);
135 goto err;
136 }
137
138 if (type == X509_FILETYPE_PEM) {
139 for (;;) {
140 x = PEM_read_bio_X509_AUX(in, NULL, NULL, NULL);
141 if (x == NULL) {
142 if ((ERR_GET_REASON(ERR_peek_last_error()) ==
143 PEM_R_NO_START_LINE) && (count > 0)) {
144 ERR_clear_error();
145 break;
146 } else {
147 X509err(X509_F_X509_LOAD_CERT_FILE,
148 ERR_R_PEM_LIB);
149 goto err;
150 }
151 }
152 i = X509_STORE_add_cert(ctx->store_ctx, x);
153 if (!i)
154 goto err;
155 count++;
156 X509_free(x);
157 x = NULL;
158 }
159 ret = count;
160 } else if (type == X509_FILETYPE_ASN1) {
161 x = d2i_X509_bio(in, NULL);
162 if (x == NULL) {
163 X509err(X509_F_X509_LOAD_CERT_FILE, ERR_R_ASN1_LIB);
164 goto err;
165 }
166 i = X509_STORE_add_cert(ctx->store_ctx, x);
167 if (!i)
168 goto err;
169 ret = i;
170 } else {
171 X509err(X509_F_X509_LOAD_CERT_FILE, X509_R_BAD_X509_FILETYPE);
172 goto err;
173 }
174err:
175 if (x != NULL)
176 X509_free(x);
177 BIO_free(in);
178 return (ret);
179}
180
181int
182X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type)
183{
184 int ret = 0;
185 BIO *in = NULL;
186 int i, count = 0;
187 X509_CRL *x = NULL;
188
189 if (file == NULL)
190 return (1);
191 in = BIO_new(BIO_s_file_internal());
192
193 if ((in == NULL) || (BIO_read_filename(in, file) <= 0)) {
194 X509err(X509_F_X509_LOAD_CRL_FILE, ERR_R_SYS_LIB);
195 goto err;
196 }
197
198 if (type == X509_FILETYPE_PEM) {
199 for (;;) {
200 x = PEM_read_bio_X509_CRL(in, NULL, NULL, NULL);
201 if (x == NULL) {
202 if ((ERR_GET_REASON(ERR_peek_last_error()) ==
203 PEM_R_NO_START_LINE) && (count > 0)) {
204 ERR_clear_error();
205 break;
206 } else {
207 X509err(X509_F_X509_LOAD_CRL_FILE,
208 ERR_R_PEM_LIB);
209 goto err;
210 }
211 }
212 i = X509_STORE_add_crl(ctx->store_ctx, x);
213 if (!i)
214 goto err;
215 count++;
216 X509_CRL_free(x);
217 x = NULL;
218 }
219 ret = count;
220 } else if (type == X509_FILETYPE_ASN1) {
221 x = d2i_X509_CRL_bio(in, NULL);
222 if (x == NULL) {
223 X509err(X509_F_X509_LOAD_CRL_FILE, ERR_R_ASN1_LIB);
224 goto err;
225 }
226 i = X509_STORE_add_crl(ctx->store_ctx, x);
227 if (!i)
228 goto err;
229 ret = i;
230 } else {
231 X509err(X509_F_X509_LOAD_CRL_FILE, X509_R_BAD_X509_FILETYPE);
232 goto err;
233 }
234err:
235 if (x != NULL)
236 X509_CRL_free(x);
237 BIO_free(in);
238 return (ret);
239}
240
241int
242X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type)
243{
244 STACK_OF(X509_INFO) *inf;
245 X509_INFO *itmp;
246 BIO *in;
247 int i, count = 0;
248 if (type != X509_FILETYPE_PEM)
249 return X509_load_cert_file(ctx, file, type);
250 in = BIO_new_file(file, "r");
251 if (!in) {
252 X509err(X509_F_X509_LOAD_CERT_CRL_FILE, ERR_R_SYS_LIB);
253 return 0;
254 }
255 inf = PEM_X509_INFO_read_bio(in, NULL, NULL, NULL);
256 BIO_free(in);
257 if (!inf) {
258 X509err(X509_F_X509_LOAD_CERT_CRL_FILE, ERR_R_PEM_LIB);
259 return 0;
260 }
261 for (i = 0; i < sk_X509_INFO_num(inf); i++) {
262 itmp = sk_X509_INFO_value(inf, i);
263 if (itmp->x509) {
264 X509_STORE_add_cert(ctx->store_ctx, itmp->x509);
265 count++;
266 }
267 if (itmp->crl) {
268 X509_STORE_add_crl(ctx->store_ctx, itmp->crl);
269 count++;
270 }
271 }
272 sk_X509_INFO_pop_free(inf, X509_INFO_free);
273 return count;
274}
275
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