1 /* crypto/x509/by_dir.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
65 #ifndef NO_SYS_TYPES_H
66 # include <sys/types.h>
71 # include <sys/stat.h>
74 #include <openssl/lhash.h>
75 #include <openssl/x509.h>
81 typedef struct lookup_dir_st {
89 static int dir_ctrl(X509_LOOKUP *ctx, int cmd, const char *argp, long argl,
91 static int new_dir(X509_LOOKUP *lu);
92 static void free_dir(X509_LOOKUP *lu);
93 static int add_cert_dir(BY_DIR *ctx, const char *dir, int type);
94 static int get_cert_by_subject(X509_LOOKUP *xl, int type, X509_NAME *name,
96 X509_LOOKUP_METHOD x509_dir_lookup = {
97 "Load certs from files in a directory",
103 get_cert_by_subject, /* get_by_subject */
104 NULL, /* get_by_issuer_serial */
105 NULL, /* get_by_fingerprint */
106 NULL, /* get_by_alias */
109 X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void)
111 return (&x509_dir_lookup);
114 static int dir_ctrl(X509_LOOKUP *ctx, int cmd, const char *argp, long argl,
121 ld = (BY_DIR *)ctx->method_data;
125 if (argl == X509_FILETYPE_DEFAULT) {
126 dir = (char *)Getenv(X509_get_default_cert_dir_env());
128 ret = add_cert_dir(ld, dir, X509_FILETYPE_PEM);
130 ret = add_cert_dir(ld, X509_get_default_cert_dir(),
133 X509err(X509_F_DIR_CTRL, X509_R_LOADING_CERT_DIR);
136 ret = add_cert_dir(ld, argp, (int)argl);
142 static int new_dir(X509_LOOKUP *lu)
146 if ((a = (BY_DIR *)OPENSSL_malloc(sizeof(BY_DIR))) == NULL)
148 if ((a->buffer = BUF_MEM_new()) == NULL) {
155 a->num_dirs_alloced = 0;
156 lu->method_data = (char *)a;
160 static void free_dir(X509_LOOKUP *lu)
165 a = (BY_DIR *)lu->method_data;
166 for (i = 0; i < a->num_dirs; i++)
167 if (a->dirs[i] != NULL)
168 OPENSSL_free(a->dirs[i]);
170 OPENSSL_free(a->dirs);
171 if (a->dirs_type != NULL)
172 OPENSSL_free(a->dirs_type);
173 if (a->buffer != NULL)
174 BUF_MEM_free(a->buffer);
178 static int add_cert_dir(BY_DIR *ctx, const char *dir, int type)
182 const char *s, *ss, *p;
185 if (dir == NULL || !*dir) {
186 X509err(X509_F_ADD_CERT_DIR, X509_R_INVALID_DIRECTORY);
193 if ((*p == LIST_SEPARATOR_CHAR) || (*p == '\0')) {
199 for (j = 0; j < ctx->num_dirs; j++)
200 if (strlen(ctx->dirs[j]) == (size_t)len &&
201 strncmp(ctx->dirs[j], ss, (unsigned int)len) == 0)
203 if (j < ctx->num_dirs)
205 if (ctx->num_dirs_alloced < (ctx->num_dirs + 1)) {
206 ctx->num_dirs_alloced += 10;
207 pp = (char **)OPENSSL_malloc(ctx->num_dirs_alloced *
209 ip = (int *)OPENSSL_malloc(ctx->num_dirs_alloced *
211 if ((pp == NULL) || (ip == NULL)) {
212 X509err(X509_F_ADD_CERT_DIR, ERR_R_MALLOC_FAILURE);
215 memcpy(pp, ctx->dirs, (ctx->num_dirs_alloced - 10) *
217 memcpy(ip, ctx->dirs_type, (ctx->num_dirs_alloced - 10) *
219 if (ctx->dirs != NULL)
220 OPENSSL_free(ctx->dirs);
221 if (ctx->dirs_type != NULL)
222 OPENSSL_free(ctx->dirs_type);
226 ctx->dirs_type[ctx->num_dirs] = type;
227 ctx->dirs[ctx->num_dirs] =
228 (char *)OPENSSL_malloc((unsigned int)len + 1);
229 if (ctx->dirs[ctx->num_dirs] == NULL)
231 strncpy(ctx->dirs[ctx->num_dirs], ss, (unsigned int)len);
232 ctx->dirs[ctx->num_dirs][len] = '\0';
241 static int get_cert_by_subject(X509_LOOKUP *xl, int type, X509_NAME *name,
248 X509_CINF st_x509_cinf;
252 X509_CRL_INFO st_crl_info;
260 X509_OBJECT stmp, *tmp;
261 const char *postfix = "";
267 if (type == X509_LU_X509) {
268 data.x509.st_x509.cert_info = &data.x509.st_x509_cinf;
269 data.x509.st_x509_cinf.subject = name;
270 stmp.data.x509 = &data.x509.st_x509;
272 } else if (type == X509_LU_CRL) {
273 data.crl.st_crl.crl = &data.crl.st_crl_info;
274 data.crl.st_crl_info.issuer = name;
275 stmp.data.crl = &data.crl.st_crl;
278 X509err(X509_F_GET_CERT_BY_SUBJECT, X509_R_WRONG_LOOKUP_TYPE);
282 if ((b = BUF_MEM_new()) == NULL) {
283 X509err(X509_F_GET_CERT_BY_SUBJECT, ERR_R_BUF_LIB);
287 ctx = (BY_DIR *)xl->method_data;
289 h = X509_NAME_hash(name);
290 for (i = 0; i < ctx->num_dirs; i++) {
291 j = strlen(ctx->dirs[i]) + 1 + 8 + 6 + 1 + 1;
292 if (!BUF_MEM_grow(b, j)) {
293 X509err(X509_F_GET_CERT_BY_SUBJECT, ERR_R_MALLOC_FAILURE);
299 #ifdef OPENSSL_SYS_VMS
300 c = ctx->dirs[i][strlen(ctx->dirs[i]) - 1];
301 if (c != ':' && c != '>' && c != ']') {
303 * If no separator is present, we assume the directory
304 * specifier is a logical name, and add a colon. We really
305 * should use better VMS routines for merging things like
306 * this, but this will do for now... -- Richard Levitte
315 * This is special. When c == '\0', no directory separator
318 BIO_snprintf(b->data, b->max,
319 "%s%08lx.%s%d", ctx->dirs[i], h, postfix, k);
321 BIO_snprintf(b->data, b->max,
322 "%s%c%08lx.%s%d", ctx->dirs[i], c, h,
326 if (stat(b->data, &st) < 0)
329 if (type == X509_LU_X509) {
330 if ((X509_load_cert_file(xl, b->data,
331 ctx->dirs_type[i])) == 0)
333 } else if (type == X509_LU_CRL) {
334 if ((X509_load_crl_file(xl, b->data, ctx->dirs_type[i])) == 0)
337 /* else case will caught higher up */
341 * we have added it to the cache so now pull it out again
343 CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE);
344 j = sk_X509_OBJECT_find(xl->store_ctx->objs, &stmp);
346 tmp = sk_X509_OBJECT_value(xl->store_ctx->objs, j);
349 CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
353 ret->type = tmp->type;
354 memcpy(&ret->data, &tmp->data, sizeof(ret->data));
356 * If we were going to up the reference count, we would need to
357 * do it on a perl 'type' basis
359 /*- CRYPTO_add(&tmp->data.x509->references,1,