2 * Written by Richard Levitte (richard@levitte.org) for the OpenSSL project
5 /* ====================================================================
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 * ====================================================================
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).
61 #include <internal/conf.h>
62 #include <openssl/crypto.h>
63 #include <openssl/err.h>
64 #include <openssl/conf.h>
65 #include <openssl/conf_api.h>
66 #include <openssl/lhash.h>
68 static CONF_METHOD *default_CONF_method = NULL;
70 /* Init a 'CONF' structure from an old LHASH */
72 void CONF_set_nconf(CONF *conf, LHASH_OF(CONF_VALUE) *hash)
74 if (default_CONF_method == NULL)
75 default_CONF_method = NCONF_default();
77 default_CONF_method->init(conf);
82 * The following section contains the "CONF classic" functions, rewritten in
83 * terms of the new CONF interface.
86 int CONF_set_default_method(CONF_METHOD *meth)
88 default_CONF_method = meth;
92 LHASH_OF(CONF_VALUE) *CONF_load(LHASH_OF(CONF_VALUE) *conf, const char *file,
95 LHASH_OF(CONF_VALUE) *ltmp;
98 #ifdef OPENSSL_SYS_VMS
99 in = BIO_new_file(file, "r");
101 in = BIO_new_file(file, "rb");
104 CONFerr(CONF_F_CONF_LOAD, ERR_R_SYS_LIB);
108 ltmp = CONF_load_bio(conf, in, eline);
114 #ifndef OPENSSL_NO_STDIO
115 LHASH_OF(CONF_VALUE) *CONF_load_fp(LHASH_OF(CONF_VALUE) *conf, FILE *fp,
119 LHASH_OF(CONF_VALUE) *ltmp;
120 if ((btmp = BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) {
121 CONFerr(CONF_F_CONF_LOAD_FP, ERR_R_BUF_LIB);
124 ltmp = CONF_load_bio(conf, btmp, eline);
130 LHASH_OF(CONF_VALUE) *CONF_load_bio(LHASH_OF(CONF_VALUE) *conf, BIO *bp,
136 CONF_set_nconf(&ctmp, conf);
138 ret = NCONF_load_bio(&ctmp, bp, eline);
144 STACK_OF(CONF_VALUE) *CONF_get_section(LHASH_OF(CONF_VALUE) *conf,
151 CONF_set_nconf(&ctmp, conf);
152 return NCONF_get_section(&ctmp, section);
156 char *CONF_get_string(LHASH_OF(CONF_VALUE) *conf, const char *group,
160 return NCONF_get_string(NULL, group, name);
163 CONF_set_nconf(&ctmp, conf);
164 return NCONF_get_string(&ctmp, group, name);
168 long CONF_get_number(LHASH_OF(CONF_VALUE) *conf, const char *group,
175 status = NCONF_get_number_e(NULL, group, name, &result);
178 CONF_set_nconf(&ctmp, conf);
179 status = NCONF_get_number_e(&ctmp, group, name, &result);
183 /* This function does not believe in errors... */
189 void CONF_free(LHASH_OF(CONF_VALUE) *conf)
192 CONF_set_nconf(&ctmp, conf);
193 NCONF_free_data(&ctmp);
196 #ifndef OPENSSL_NO_STDIO
197 int CONF_dump_fp(LHASH_OF(CONF_VALUE) *conf, FILE *out)
202 if ((btmp = BIO_new_fp(out, BIO_NOCLOSE)) == NULL) {
203 CONFerr(CONF_F_CONF_DUMP_FP, ERR_R_BUF_LIB);
206 ret = CONF_dump_bio(conf, btmp);
212 int CONF_dump_bio(LHASH_OF(CONF_VALUE) *conf, BIO *out)
215 CONF_set_nconf(&ctmp, conf);
216 return NCONF_dump_bio(&ctmp, out);
220 * The following section contains the "New CONF" functions. They are
221 * completely centralised around a new CONF structure that may contain
222 * basically anything, but at least a method pointer and a table of data.
223 * These functions are also written in terms of the bridge functions used by
224 * the "CONF classic" functions, for consistency.
227 CONF *NCONF_new(CONF_METHOD *meth)
232 meth = NCONF_default();
234 ret = meth->create(meth);
236 CONFerr(CONF_F_NCONF_NEW, ERR_R_MALLOC_FAILURE);
243 void NCONF_free(CONF *conf)
247 conf->meth->destroy(conf);
250 void NCONF_free_data(CONF *conf)
254 conf->meth->destroy_data(conf);
257 int NCONF_load(CONF *conf, const char *file, long *eline)
260 CONFerr(CONF_F_NCONF_LOAD, CONF_R_NO_CONF);
264 return conf->meth->load(conf, file, eline);
267 #ifndef OPENSSL_NO_STDIO
268 int NCONF_load_fp(CONF *conf, FILE *fp, long *eline)
272 if ((btmp = BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) {
273 CONFerr(CONF_F_NCONF_LOAD_FP, ERR_R_BUF_LIB);
276 ret = NCONF_load_bio(conf, btmp, eline);
282 int NCONF_load_bio(CONF *conf, BIO *bp, long *eline)
285 CONFerr(CONF_F_NCONF_LOAD_BIO, CONF_R_NO_CONF);
289 return conf->meth->load_bio(conf, bp, eline);
292 STACK_OF(CONF_VALUE) *NCONF_get_section(const CONF *conf, const char *section)
295 CONFerr(CONF_F_NCONF_GET_SECTION, CONF_R_NO_CONF);
299 if (section == NULL) {
300 CONFerr(CONF_F_NCONF_GET_SECTION, CONF_R_NO_SECTION);
304 return _CONF_get_section_values(conf, section);
307 char *NCONF_get_string(const CONF *conf, const char *group, const char *name)
309 char *s = _CONF_get_string(conf, group, name);
312 * Since we may get a value from an environment variable even if conf is
313 * NULL, let's check the value first
319 CONFerr(CONF_F_NCONF_GET_STRING,
320 CONF_R_NO_CONF_OR_ENVIRONMENT_VARIABLE);
323 CONFerr(CONF_F_NCONF_GET_STRING, CONF_R_NO_VALUE);
324 ERR_add_error_data(4, "group=", group, " name=", name);
328 int NCONF_get_number_e(const CONF *conf, const char *group, const char *name,
333 if (result == NULL) {
334 CONFerr(CONF_F_NCONF_GET_NUMBER_E, ERR_R_PASSED_NULL_PARAMETER);
338 str = NCONF_get_string(conf, group, name);
343 for (*result = 0; conf->meth->is_number(conf, *str);) {
344 *result = (*result) * 10 + conf->meth->to_int(conf, *str);
351 #ifndef OPENSSL_NO_STDIO
352 int NCONF_dump_fp(const CONF *conf, FILE *out)
356 if ((btmp = BIO_new_fp(out, BIO_NOCLOSE)) == NULL) {
357 CONFerr(CONF_F_NCONF_DUMP_FP, ERR_R_BUF_LIB);
360 ret = NCONF_dump_bio(conf, btmp);
366 int NCONF_dump_bio(const CONF *conf, BIO *out)
369 CONFerr(CONF_F_NCONF_DUMP_BIO, CONF_R_NO_CONF);
373 return conf->meth->dump(conf, out);
377 * These routines call the C malloc/free, to avoid intermixing with
378 * OpenSSL function pointers before the library is initialized.
380 OPENSSL_INIT_SETTINGS *OPENSSL_INIT_new(void)
382 OPENSSL_INIT_SETTINGS *ret = malloc(sizeof(*ret));
385 memset(ret, 0, sizeof(*ret));
390 #ifndef OPENSSL_NO_STDIO
391 void OPENSSL_INIT_set_config_filename(OPENSSL_INIT_SETTINGS *settings,
392 const char *config_file)
394 free(settings->config_name);
395 settings->config_name = config_file == NULL ? NULL : strdup(config_file);
399 void OPENSSL_INIT_free(OPENSSL_INIT_SETTINGS *settings)
401 free(settings->config_name);