test_mod_mul is useful, let's run it more often.
[openssl.git] / crypto / x509 / by_file.c
1 /* crypto/x509/by_file.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 <time.h>
61 #include <errno.h>
62
63 #include "cryptlib.h"
64 #include <openssl/lhash.h>
65 #include <openssl/buffer.h>
66 #include <openssl/x509.h>
67 #include <openssl/pem.h>
68
69 #ifndef NO_STDIO
70
71 static int by_file_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
72         long argl, char **ret);
73 X509_LOOKUP_METHOD x509_file_lookup=
74         {
75         "Load file into cache",
76         NULL,           /* new */
77         NULL,           /* free */
78         NULL,           /* init */
79         NULL,           /* shutdown */
80         by_file_ctrl,   /* ctrl */
81         NULL,           /* get_by_subject */
82         NULL,           /* get_by_issuer_serial */
83         NULL,           /* get_by_fingerprint */
84         NULL,           /* get_by_alias */
85         };
86
87 X509_LOOKUP_METHOD *X509_LOOKUP_file(void)
88         {
89         return(&x509_file_lookup);
90         }
91
92 static int by_file_ctrl(X509_LOOKUP *ctx, int cmd, const char *argp, long argl,
93              char **ret)
94         {
95         int ok=0;
96         char *file;
97
98         switch (cmd)
99                 {
100         case X509_L_FILE_LOAD:
101                 if (argl == X509_FILETYPE_DEFAULT)
102                         {
103                         ok = (X509_load_cert_crl_file(ctx,X509_get_default_cert_file(),
104                                 X509_FILETYPE_PEM) != 0);
105                         if (!ok)
106                                 {
107                                 X509err(X509_F_BY_FILE_CTRL,X509_R_LOADING_DEFAULTS);
108                                 }
109                         else
110                                 {
111                                 file=(char *)Getenv(X509_get_default_cert_file_env());
112                                 ok = (X509_load_cert_crl_file(ctx,file,
113                                         X509_FILETYPE_PEM) != 0);
114                                 }
115                         }
116                 else
117                         {
118                         if(argl == X509_FILETYPE_PEM)
119                                 ok = (X509_load_cert_crl_file(ctx,argp,
120                                         X509_FILETYPE_PEM) != 0);
121                         else
122                                 ok = (X509_load_cert_file(ctx,argp,(int)argl) != 0);
123                         }
124                 break;
125                 }
126         return(ok);
127         }
128
129 int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type)
130         {
131         int ret=0;
132         BIO *in=NULL;
133         int i,count=0;
134         X509 *x=NULL;
135
136         if (file == NULL) return(1);
137         in=BIO_new(BIO_s_file_internal());
138
139         if ((in == NULL) || (BIO_read_filename(in,file) <= 0))
140                 {
141                 X509err(X509_F_X509_LOAD_CERT_FILE,ERR_R_SYS_LIB);
142                 goto err;
143                 }
144
145         if (type == X509_FILETYPE_PEM)
146                 {
147                 for (;;)
148                         {
149                         x=PEM_read_bio_X509_AUX(in,NULL,NULL,NULL);
150                         if (x == NULL)
151                                 {
152                                 if ((ERR_GET_REASON(ERR_peek_error()) ==
153                                         PEM_R_NO_START_LINE) && (count > 0))
154                                         {
155                                         ERR_clear_error();
156                                         break;
157                                         }
158                                 else
159                                         {
160                                         X509err(X509_F_X509_LOAD_CERT_FILE,
161                                                 ERR_R_PEM_LIB);
162                                         goto err;
163                                         }
164                                 }
165                         i=X509_STORE_add_cert(ctx->store_ctx,x);
166                         if (!i) goto err;
167                         count++;
168                         X509_free(x);
169                         x=NULL;
170                         }
171                 ret=count;
172                 }
173         else if (type == X509_FILETYPE_ASN1)
174                 {
175                 x=d2i_X509_bio(in,NULL);
176                 if (x == NULL)
177                         {
178                         X509err(X509_F_X509_LOAD_CERT_FILE,ERR_R_ASN1_LIB);
179                         goto err;
180                         }
181                 i=X509_STORE_add_cert(ctx->store_ctx,x);
182                 if (!i) goto err;
183                 ret=i;
184                 }
185         else
186                 {
187                 X509err(X509_F_X509_LOAD_CERT_FILE,X509_R_BAD_X509_FILETYPE);
188                 goto err;
189                 }
190 err:
191         if (x != NULL) X509_free(x);
192         if (in != NULL) BIO_free(in);
193         return(ret);
194         }
195
196 int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type)
197         {
198         int ret=0;
199         BIO *in=NULL;
200         int i,count=0;
201         X509_CRL *x=NULL;
202
203         if (file == NULL) return(1);
204         in=BIO_new(BIO_s_file_internal());
205
206         if ((in == NULL) || (BIO_read_filename(in,file) <= 0))
207                 {
208                 X509err(X509_F_X509_LOAD_CRL_FILE,ERR_R_SYS_LIB);
209                 goto err;
210                 }
211
212         if (type == X509_FILETYPE_PEM)
213                 {
214                 for (;;)
215                         {
216                         x=PEM_read_bio_X509_CRL(in,NULL,NULL,NULL);
217                         if (x == NULL)
218                                 {
219                                 if ((ERR_GET_REASON(ERR_peek_error()) ==
220                                         PEM_R_NO_START_LINE) && (count > 0))
221                                         {
222                                         ERR_clear_error();
223                                         break;
224                                         }
225                                 else
226                                         {
227                                         X509err(X509_F_X509_LOAD_CRL_FILE,
228                                                 ERR_R_PEM_LIB);
229                                         goto err;
230                                         }
231                                 }
232                         i=X509_STORE_add_crl(ctx->store_ctx,x);
233                         if (!i) goto err;
234                         count++;
235                         X509_CRL_free(x);
236                         x=NULL;
237                         }
238                 ret=count;
239                 }
240         else if (type == X509_FILETYPE_ASN1)
241                 {
242                 x=d2i_X509_CRL_bio(in,NULL);
243                 if (x == NULL)
244                         {
245                         X509err(X509_F_X509_LOAD_CRL_FILE,ERR_R_ASN1_LIB);
246                         goto err;
247                         }
248                 i=X509_STORE_add_crl(ctx->store_ctx,x);
249                 if (!i) goto err;
250                 ret=i;
251                 }
252         else
253                 {
254                 X509err(X509_F_X509_LOAD_CRL_FILE,X509_R_BAD_X509_FILETYPE);
255                 goto err;
256                 }
257 err:
258         if (x != NULL) X509_CRL_free(x);
259         if (in != NULL) BIO_free(in);
260         return(ret);
261         }
262
263 int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type)
264 {
265         STACK_OF(X509_INFO) *inf;
266         X509_INFO *itmp;
267         BIO *in;
268         int i, count = 0;
269         if(type != X509_FILETYPE_PEM)
270                 return X509_load_cert_file(ctx, file, type);
271         in = BIO_new_file(file, "r");
272         if(!in) {
273                 X509err(X509_F_X509_LOAD_CERT_CRL_FILE,ERR_R_SYS_LIB);
274                 return 0;
275         }
276         inf = PEM_X509_INFO_read_bio(in, NULL, NULL, NULL);
277         BIO_free(in);
278         if(!inf) {
279                 X509err(X509_F_X509_LOAD_CERT_CRL_FILE,ERR_R_PEM_LIB);
280                 return 0;
281         }
282         for(i = 0; i < sk_X509_INFO_num(inf); i++) {
283                 itmp = sk_X509_INFO_value(inf, i);
284                 if(itmp->x509) {
285                         X509_STORE_add_cert(ctx->store_ctx, itmp->x509);
286                         count++;
287                 } else if(itmp->crl) {
288                         X509_STORE_add_crl(ctx->store_ctx, itmp->crl);
289                         count++;
290                 }
291         }
292         sk_X509_INFO_pop_free(inf, X509_INFO_free);
293         return count;
294 }
295
296
297 #endif /* NO_STDIO */
298