2 /* Written by Richard Levitte (richard@levitte.org) for the OpenSSL
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).
60 #include <openssl/crypto.h>
61 #include <openssl/err.h>
62 #include <openssl/conf.h>
63 #include <openssl/conf_api.h>
64 #include <openssl/lhash.h>
66 const char CONF_version[]="CONF" OPENSSL_VERSION_PTEXT;
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 *hash)
74 if (default_CONF_method == NULL)
75 default_CONF_method = NCONF_default();
77 default_CONF_method->init(conf);
81 /* The following section contains the "CONF classic" functions,
82 rewritten in terms of the new CONF interface. */
84 int CONF_set_default_method(CONF_METHOD *meth)
86 default_CONF_method = meth;
90 LHASH *CONF_load(LHASH *conf, const char *file, long *eline)
95 #ifdef OPENSSL_SYS_VMS
96 in=BIO_new_file(file, "r");
98 in=BIO_new_file(file, "rb");
102 CONFerr(CONF_F_CONF_LOAD,ERR_R_SYS_LIB);
106 ltmp = CONF_load_bio(conf, in, eline);
112 #ifndef OPENSSL_NO_FP_API
113 LHASH *CONF_load_fp(LHASH *conf, FILE *fp,long *eline)
117 if(!(btmp = BIO_new_fp(fp, BIO_NOCLOSE))) {
118 CONFerr(CONF_F_CONF_LOAD_FP,ERR_R_BUF_LIB);
121 ltmp = CONF_load_bio(conf, btmp, eline);
127 LHASH *CONF_load_bio(LHASH *conf, BIO *bp,long *eline)
132 CONF_set_nconf(&ctmp, conf);
134 ret = NCONF_load_bio(&ctmp, bp, eline);
140 STACK_OF(CONF_VALUE) *CONF_get_section(LHASH *conf,const char *section)
149 CONF_set_nconf(&ctmp, conf);
150 return NCONF_get_section(&ctmp, section);
154 char *CONF_get_string(LHASH *conf,const char *group,const char *name)
158 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 *conf,const char *group,const char *name)
175 status = NCONF_get_number_e(NULL, group, name, &result);
180 CONF_set_nconf(&ctmp, conf);
181 status = NCONF_get_number_e(&ctmp, group, name, &result);
186 /* This function does not believe in errors... */
192 void CONF_free(LHASH *conf)
195 CONF_set_nconf(&ctmp, conf);
196 NCONF_free_data(&ctmp);
199 #ifndef OPENSSL_NO_FP_API
200 int CONF_dump_fp(LHASH *conf, FILE *out)
205 if(!(btmp = BIO_new_fp(out, BIO_NOCLOSE))) {
206 CONFerr(CONF_F_CONF_DUMP_FP,ERR_R_BUF_LIB);
209 ret = CONF_dump_bio(conf, btmp);
215 int CONF_dump_bio(LHASH *conf, BIO *out)
218 CONF_set_nconf(&ctmp, conf);
219 return NCONF_dump_bio(&ctmp, out);
222 /* The following section contains the "New CONF" functions. They are
223 completely centralised around a new CONF structure that may contain
224 basically anything, but at least a method pointer and a table of data.
225 These functions are also written in terms of the bridge functions used
226 by the "CONF classic" functions, for consistency. */
228 CONF *NCONF_new(CONF_METHOD *meth)
233 meth = NCONF_default();
235 ret = meth->create(meth);
238 CONFerr(CONF_F_NCONF_NEW,ERR_R_MALLOC_FAILURE);
245 void NCONF_free(CONF *conf)
249 conf->meth->destroy(conf);
252 void NCONF_free_data(CONF *conf)
256 conf->meth->destroy_data(conf);
259 int NCONF_load(CONF *conf, const char *file, long *eline)
263 CONFerr(CONF_F_NCONF_LOAD,CONF_R_NO_CONF);
267 return conf->meth->load(conf, file, eline);
270 #ifndef OPENSSL_NO_FP_API
271 int NCONF_load_fp(CONF *conf, FILE *fp,long *eline)
275 if(!(btmp = BIO_new_fp(fp, BIO_NOCLOSE)))
277 CONFerr(CONF_F_NCONF_LOAD_FP,ERR_R_BUF_LIB);
280 ret = NCONF_load_bio(conf, btmp, eline);
286 int NCONF_load_bio(CONF *conf, BIO *bp,long *eline)
290 CONFerr(CONF_F_NCONF_LOAD_BIO,CONF_R_NO_CONF);
294 return conf->meth->load_bio(conf, bp, eline);
297 STACK_OF(CONF_VALUE) *NCONF_get_section(const CONF *conf,const char *section)
301 CONFerr(CONF_F_NCONF_GET_SECTION,CONF_R_NO_CONF);
307 CONFerr(CONF_F_NCONF_GET_SECTION,CONF_R_NO_SECTION);
311 return _CONF_get_section_values(conf, section);
314 char *NCONF_get_string(const CONF *conf,const char *group,const char *name)
316 char *s = _CONF_get_string(conf, group, name);
318 /* Since we may get a value from an environment variable even
319 if conf is NULL, let's check the value first */
324 CONFerr(CONF_F_NCONF_GET_STRING,
325 CONF_R_NO_CONF_OR_ENVIRONMENT_VARIABLE);
328 CONFerr(CONF_F_NCONF_GET_STRING,
330 ERR_add_error_data(4,"group=",group," name=",name);
334 int NCONF_get_number_e(const CONF *conf,const char *group,const char *name,
341 CONFerr(CONF_F_NCONF_GET_NUMBER_E,ERR_R_PASSED_NULL_PARAMETER);
345 str = NCONF_get_string(conf,group,name);
350 for (*result = 0;conf->meth->is_number(conf, *str);)
352 *result = (*result)*10 + conf->meth->to_int(conf, *str);
359 #ifndef OPENSSL_NO_FP_API
360 int NCONF_dump_fp(const CONF *conf, FILE *out)
364 if(!(btmp = BIO_new_fp(out, BIO_NOCLOSE))) {
365 CONFerr(CONF_F_NCONF_DUMP_FP,ERR_R_BUF_LIB);
368 ret = NCONF_dump_bio(conf, btmp);
374 int NCONF_dump_bio(const CONF *conf, BIO *out)
378 CONFerr(CONF_F_NCONF_DUMP_BIO,CONF_R_NO_CONF);
382 return conf->meth->dump(conf, out);
386 /* This function should be avoided */
388 long NCONF_get_number(CONF *conf,char *group,char *name)
393 status = NCONF_get_number_e(conf, group, name, &ret);
396 /* This function does not believe in errors... */