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d02b48c6 | 1 | /* crypto/x509/by_file.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
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 | #include <sys/types.h> | |
63 | #include <sys/stat.h> | |
64 | ||
65 | #include "cryptlib.h" | |
66 | #include "lhash.h" | |
67 | #include "buffer.h" | |
68 | #include "x509.h" | |
69 | #include "pem.h" | |
70 | ||
58964a49 RE |
71 | #ifndef NO_STDIO |
72 | ||
d02b48c6 RE |
73 | #ifndef NOPROTO |
74 | static int by_file_ctrl(X509_LOOKUP *ctx,int cmd,char *argc, | |
75 | long argl,char **ret); | |
76 | #else | |
77 | static int by_file_ctrl(); | |
78 | #endif | |
79 | ||
80 | X509_LOOKUP_METHOD x509_file_lookup= | |
81 | { | |
82 | "Load file into cache", | |
83 | NULL, /* new */ | |
84 | NULL, /* free */ | |
85 | NULL, /* init */ | |
86 | NULL, /* shutdown */ | |
87 | by_file_ctrl, /* ctrl */ | |
88 | NULL, /* get_by_subject */ | |
89 | NULL, /* get_by_issuer_serial */ | |
90 | NULL, /* get_by_fingerprint */ | |
91 | NULL, /* get_by_alias */ | |
92 | }; | |
93 | ||
94 | X509_LOOKUP_METHOD *X509_LOOKUP_file() | |
95 | { | |
96 | return(&x509_file_lookup); | |
97 | } | |
98 | ||
99 | static int by_file_ctrl(ctx,cmd,argp,argl,ret) | |
100 | X509_LOOKUP *ctx; | |
101 | int cmd; | |
102 | char *argp; | |
103 | long argl; | |
104 | char **ret; | |
105 | { | |
58964a49 | 106 | int ok=0,ok2=0; |
d02b48c6 RE |
107 | char *file; |
108 | ||
109 | switch (cmd) | |
110 | { | |
111 | case X509_L_FILE_LOAD: | |
112 | if (argl == X509_FILETYPE_DEFAULT) | |
113 | { | |
114 | ok=X509_load_cert_file(ctx,X509_get_default_cert_file(), | |
115 | X509_FILETYPE_PEM); | |
58964a49 RE |
116 | ok2=X509_load_crl_file(ctx,X509_get_default_cert_file(), |
117 | X509_FILETYPE_PEM); | |
118 | if (!ok || !ok2) | |
d02b48c6 RE |
119 | { |
120 | X509err(X509_F_BY_FILE_CTRL,X509_R_LOADING_DEFAULTS); | |
121 | } | |
122 | else | |
123 | { | |
124 | file=(char *)Getenv(X509_get_default_cert_file_env()); | |
125 | ok=X509_load_cert_file(ctx,file, | |
126 | X509_FILETYPE_PEM); | |
58964a49 RE |
127 | ok2=X509_load_crl_file(ctx,file, |
128 | X509_FILETYPE_PEM); | |
d02b48c6 RE |
129 | } |
130 | } | |
131 | else | |
58964a49 | 132 | { |
d02b48c6 | 133 | ok=X509_load_cert_file(ctx,argp,(int)argl); |
58964a49 RE |
134 | ok2=X509_load_crl_file(ctx,argp,(int)argl); |
135 | } | |
d02b48c6 RE |
136 | break; |
137 | } | |
58964a49 | 138 | return((ok && ok2)?ok:0); |
d02b48c6 RE |
139 | } |
140 | ||
141 | int X509_load_cert_file(ctx,file,type) | |
142 | X509_LOOKUP *ctx; | |
143 | char *file; | |
144 | int type; | |
145 | { | |
146 | int ret=0; | |
147 | BIO *in=NULL; | |
148 | int i,count=0; | |
149 | X509 *x=NULL; | |
150 | ||
151 | if (file == NULL) return(1); | |
58964a49 | 152 | in=BIO_new(BIO_s_file_internal()); |
d02b48c6 RE |
153 | |
154 | if ((in == NULL) || (BIO_read_filename(in,file) <= 0)) | |
155 | { | |
156 | X509err(X509_F_X509_LOAD_CERT_FILE,ERR_R_SYS_LIB); | |
157 | goto err; | |
158 | } | |
159 | ||
160 | if (type == X509_FILETYPE_PEM) | |
161 | { | |
162 | for (;;) | |
163 | { | |
164 | x=PEM_read_bio_X509(in,NULL,NULL); | |
165 | if (x == NULL) | |
166 | { | |
167 | if ((ERR_GET_REASON(ERR_peek_error()) == | |
168 | PEM_R_NO_START_LINE) && (count > 0)) | |
169 | { | |
170 | ERR_clear_error(); | |
171 | break; | |
172 | } | |
173 | else | |
174 | { | |
175 | X509err(X509_F_X509_LOAD_CERT_FILE, | |
176 | ERR_R_PEM_LIB); | |
177 | goto err; | |
178 | } | |
179 | } | |
180 | i=X509_STORE_add_cert(ctx->store_ctx,x); | |
181 | if (!i) goto err; | |
182 | count++; | |
183 | X509_free(x); | |
184 | x=NULL; | |
185 | } | |
186 | ret=count; | |
187 | } | |
188 | else if (type == X509_FILETYPE_ASN1) | |
189 | { | |
190 | x=d2i_X509_bio(in,NULL); | |
191 | if (x == NULL) | |
192 | { | |
193 | X509err(X509_F_X509_LOAD_CERT_FILE,ERR_R_ASN1_LIB); | |
194 | goto err; | |
195 | } | |
196 | i=X509_STORE_add_cert(ctx->store_ctx,x); | |
197 | if (!i) goto err; | |
198 | ret=i; | |
199 | } | |
200 | else | |
201 | { | |
202 | X509err(X509_F_X509_LOAD_CERT_FILE,X509_R_BAD_X509_FILETYPE); | |
203 | goto err; | |
204 | } | |
205 | err: | |
206 | if (x != NULL) X509_free(x); | |
207 | if (in != NULL) BIO_free(in); | |
208 | return(ret); | |
209 | } | |
210 | ||
58964a49 RE |
211 | int X509_load_crl_file(ctx,file,type) |
212 | X509_LOOKUP *ctx; | |
213 | char *file; | |
214 | int type; | |
215 | { | |
216 | int ret=0; | |
217 | BIO *in=NULL; | |
218 | int i,count=0; | |
219 | X509_CRL *x=NULL; | |
220 | ||
221 | if (file == NULL) return(1); | |
222 | in=BIO_new(BIO_s_file_internal()); | |
223 | ||
224 | if ((in == NULL) || (BIO_read_filename(in,file) <= 0)) | |
225 | { | |
226 | X509err(X509_F_X509_LOAD_CRL_FILE,ERR_R_SYS_LIB); | |
227 | goto err; | |
228 | } | |
229 | ||
230 | if (type == X509_FILETYPE_PEM) | |
231 | { | |
232 | for (;;) | |
233 | { | |
234 | x=PEM_read_bio_X509_CRL(in,NULL,NULL); | |
235 | if (x == NULL) | |
236 | { | |
237 | if ((ERR_GET_REASON(ERR_peek_error()) == | |
238 | PEM_R_NO_START_LINE) && (count > 0)) | |
239 | { | |
240 | ERR_clear_error(); | |
241 | break; | |
242 | } | |
243 | else | |
244 | { | |
245 | X509err(X509_F_X509_LOAD_CRL_FILE, | |
246 | ERR_R_PEM_LIB); | |
247 | goto err; | |
248 | } | |
249 | } | |
250 | i=X509_STORE_add_crl(ctx->store_ctx,x); | |
251 | if (!i) goto err; | |
252 | count++; | |
253 | X509_CRL_free(x); | |
254 | x=NULL; | |
255 | } | |
256 | ret=count; | |
257 | } | |
258 | else if (type == X509_FILETYPE_ASN1) | |
259 | { | |
260 | x=d2i_X509_CRL_bio(in,NULL); | |
261 | if (x == NULL) | |
262 | { | |
263 | X509err(X509_F_X509_LOAD_CRL_FILE,ERR_R_ASN1_LIB); | |
264 | goto err; | |
265 | } | |
266 | i=X509_STORE_add_crl(ctx->store_ctx,x); | |
267 | if (!i) goto err; | |
268 | ret=i; | |
269 | } | |
270 | else | |
271 | { | |
272 | X509err(X509_F_X509_LOAD_CRL_FILE,X509_R_BAD_X509_FILETYPE); | |
273 | goto err; | |
274 | } | |
275 | err: | |
276 | if (x != NULL) X509_CRL_free(x); | |
277 | if (in != NULL) BIO_free(in); | |
278 | return(ret); | |
279 | } | |
280 | ||
281 | #endif /* NO_STDIO */ | |
282 |