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| 1 /* conf_lib.c */ | |
| 2 /* Written by Richard Levitte (richard@levitte.org) for the OpenSSL | |
| 3 * project 2000. | |
| 4 */ | |
| 5 /* ==================================================================== | |
| 6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved. | |
| 7 * | |
| 8 * Redistribution and use in source and binary forms, with or without | |
| 9 * modification, are permitted provided that the following conditions | |
| 10 * are met: | |
| 11 * | |
| 12 * 1. Redistributions of source code must retain the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer. | |
| 14 * | |
| 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 | |
| 18 * distribution. | |
| 19 * | |
| 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/)" | |
| 24 * | |
| 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. | |
| 29 * | |
| 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. | |
| 33 * | |
| 34 * 6. Redistributions of any form whatsoever must retain the following | |
| 35 * acknowledgment: | |
| 36 * "This product includes software developed by the OpenSSL Project | |
| 37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
| 38 * | |
| 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 * ==================================================================== | |
| 52 * | |
| 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). | |
| 56 * | |
| 57 */ | |
| 58 | |
| 59 #include <stdio.h> | |
| 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> | |
| 65 | |
| 66 const char CONF_version[]="CONF" OPENSSL_VERSION_PTEXT; | |
| 67 | |
| 68 static CONF_METHOD *default_CONF_method=NULL; | |
| 69 | |
| 70 /* Init a 'CONF' structure from an old LHASH */ | |
| 71 | |
| 72 void CONF_set_nconf(CONF *conf, LHASH_OF(CONF_VALUE) *hash) | |
| 73 { | |
| 74 if (default_CONF_method == NULL) | |
| 75 default_CONF_method = NCONF_default(); | |
| 76 | |
| 77 default_CONF_method->init(conf); | |
| 78 conf->data = hash; | |
| 79 } | |
| 80 | |
| 81 /* The following section contains the "CONF classic" functions, | |
| 82 rewritten in terms of the new CONF interface. */ | |
| 83 | |
| 84 int CONF_set_default_method(CONF_METHOD *meth) | |
| 85 { | |
| 86 default_CONF_method = meth; | |
| 87 return 1; | |
| 88 } | |
| 89 | |
| 90 LHASH_OF(CONF_VALUE) *CONF_load(LHASH_OF(CONF_VALUE) *conf, const char *file, | |
| 91 long *eline) | |
| 92 { | |
| 93 LHASH_OF(CONF_VALUE) *ltmp; | |
| 94 BIO *in=NULL; | |
| 95 | |
| 96 #ifdef OPENSSL_SYS_VMS | |
| 97 in=BIO_new_file(file, "r"); | |
| 98 #else | |
| 99 in=BIO_new_file(file, "rb"); | |
| 100 #endif | |
| 101 if (in == NULL) | |
| 102 { | |
| 103 CONFerr(CONF_F_CONF_LOAD,ERR_R_SYS_LIB); | |
| 104 return NULL; | |
| 105 } | |
| 106 | |
| 107 ltmp = CONF_load_bio(conf, in, eline); | |
| 108 BIO_free(in); | |
| 109 | |
| 110 return ltmp; | |
| 111 } | |
| 112 | |
| 113 #ifndef OPENSSL_NO_FP_API | |
| 114 LHASH_OF(CONF_VALUE) *CONF_load_fp(LHASH_OF(CONF_VALUE) *conf, FILE *fp, | |
| 115 long *eline) | |
| 116 { | |
| 117 BIO *btmp; | |
| 118 LHASH_OF(CONF_VALUE) *ltmp; | |
| 119 if(!(btmp = BIO_new_fp(fp, BIO_NOCLOSE))) { | |
| 120 CONFerr(CONF_F_CONF_LOAD_FP,ERR_R_BUF_LIB); | |
| 121 return NULL; | |
| 122 } | |
| 123 ltmp = CONF_load_bio(conf, btmp, eline); | |
| 124 BIO_free(btmp); | |
| 125 return ltmp; | |
| 126 } | |
| 127 #endif | |
| 128 | |
| 129 LHASH_OF(CONF_VALUE) *CONF_load_bio(LHASH_OF(CONF_VALUE) *conf, BIO *bp, | |
| 130 long *eline) | |
| 131 { | |
| 132 CONF ctmp; | |
| 133 int ret; | |
| 134 | |
| 135 CONF_set_nconf(&ctmp, conf); | |
| 136 | |
| 137 ret = NCONF_load_bio(&ctmp, bp, eline); | |
| 138 if (ret) | |
| 139 return ctmp.data; | |
| 140 return NULL; | |
| 141 } | |
| 142 | |
| 143 STACK_OF(CONF_VALUE) *CONF_get_section(LHASH_OF(CONF_VALUE) *conf, | |
| 144 const char *section) | |
| 145 { | |
| 146 if (conf == NULL) | |
| 147 { | |
| 148 return NULL; | |
| 149 } | |
| 150 else | |
| 151 { | |
| 152 CONF ctmp; | |
| 153 CONF_set_nconf(&ctmp, conf); | |
| 154 return NCONF_get_section(&ctmp, section); | |
| 155 } | |
| 156 } | |
| 157 | |
| 158 char *CONF_get_string(LHASH_OF(CONF_VALUE) *conf,const char *group, | |
| 159 const char *name) | |
| 160 { | |
| 161 if (conf == NULL) | |
| 162 { | |
| 163 return NCONF_get_string(NULL, group, name); | |
| 164 } | |
| 165 else | |
| 166 { | |
| 167 CONF ctmp; | |
| 168 CONF_set_nconf(&ctmp, conf); | |
| 169 return NCONF_get_string(&ctmp, group, name); | |
| 170 } | |
| 171 } | |
| 172 | |
| 173 long CONF_get_number(LHASH_OF(CONF_VALUE) *conf,const char *group, | |
| 174 const char *name) | |
| 175 { | |
| 176 int status; | |
| 177 long result = 0; | |
| 178 | |
| 179 if (conf == NULL) | |
| 180 { | |
| 181 status = NCONF_get_number_e(NULL, group, name, &result); | |
| 182 } | |
| 183 else | |
| 184 { | |
| 185 CONF ctmp; | |
| 186 CONF_set_nconf(&ctmp, conf); | |
| 187 status = NCONF_get_number_e(&ctmp, group, name, &result); | |
| 188 } | |
| 189 | |
| 190 if (status == 0) | |
| 191 { | |
| 192 /* This function does not believe in errors... */ | |
| 193 ERR_clear_error(); | |
| 194 } | |
| 195 return result; | |
| 196 } | |
| 197 | |
| 198 void CONF_free(LHASH_OF(CONF_VALUE) *conf) | |
| 199 { | |
| 200 CONF ctmp; | |
| 201 CONF_set_nconf(&ctmp, conf); | |
| 202 NCONF_free_data(&ctmp); | |
| 203 } | |
| 204 | |
| 205 #ifndef OPENSSL_NO_FP_API | |
| 206 int CONF_dump_fp(LHASH_OF(CONF_VALUE) *conf, FILE *out) | |
| 207 { | |
| 208 BIO *btmp; | |
| 209 int ret; | |
| 210 | |
| 211 if(!(btmp = BIO_new_fp(out, BIO_NOCLOSE))) { | |
| 212 CONFerr(CONF_F_CONF_DUMP_FP,ERR_R_BUF_LIB); | |
| 213 return 0; | |
| 214 } | |
| 215 ret = CONF_dump_bio(conf, btmp); | |
| 216 BIO_free(btmp); | |
| 217 return ret; | |
| 218 } | |
| 219 #endif | |
| 220 | |
| 221 int CONF_dump_bio(LHASH_OF(CONF_VALUE) *conf, BIO *out) | |
| 222 { | |
| 223 CONF ctmp; | |
| 224 CONF_set_nconf(&ctmp, conf); | |
| 225 return NCONF_dump_bio(&ctmp, out); | |
| 226 } | |
| 227 | |
| 228 /* The following section contains the "New CONF" functions. They are | |
| 229 completely centralised around a new CONF structure that may contain | |
| 230 basically anything, but at least a method pointer and a table of data. | |
| 231 These functions are also written in terms of the bridge functions used | |
| 232 by the "CONF classic" functions, for consistency. */ | |
| 233 | |
| 234 CONF *NCONF_new(CONF_METHOD *meth) | |
| 235 { | |
| 236 CONF *ret; | |
| 237 | |
| 238 if (meth == NULL) | |
| 239 meth = NCONF_default(); | |
| 240 | |
| 241 ret = meth->create(meth); | |
| 242 if (ret == NULL) | |
| 243 { | |
| 244 CONFerr(CONF_F_NCONF_NEW,ERR_R_MALLOC_FAILURE); | |
| 245 return(NULL); | |
| 246 } | |
| 247 | |
| 248 return ret; | |
| 249 } | |
| 250 | |
| 251 void NCONF_free(CONF *conf) | |
| 252 { | |
| 253 if (conf == NULL) | |
| 254 return; | |
| 255 conf->meth->destroy(conf); | |
| 256 } | |
| 257 | |
| 258 void NCONF_free_data(CONF *conf) | |
| 259 { | |
| 260 if (conf == NULL) | |
| 261 return; | |
| 262 conf->meth->destroy_data(conf); | |
| 263 } | |
| 264 | |
| 265 int NCONF_load(CONF *conf, const char *file, long *eline) | |
| 266 { | |
| 267 if (conf == NULL) | |
| 268 { | |
| 269 CONFerr(CONF_F_NCONF_LOAD,CONF_R_NO_CONF); | |
| 270 return 0; | |
| 271 } | |
| 272 | |
| 273 return conf->meth->load(conf, file, eline); | |
| 274 } | |
| 275 | |
| 276 #ifndef OPENSSL_NO_FP_API | |
| 277 int NCONF_load_fp(CONF *conf, FILE *fp,long *eline) | |
| 278 { | |
| 279 BIO *btmp; | |
| 280 int ret; | |
| 281 if(!(btmp = BIO_new_fp(fp, BIO_NOCLOSE))) | |
| 282 { | |
| 283 CONFerr(CONF_F_NCONF_LOAD_FP,ERR_R_BUF_LIB); | |
| 284 return 0; | |
| 285 } | |
| 286 ret = NCONF_load_bio(conf, btmp, eline); | |
| 287 BIO_free(btmp); | |
| 288 return ret; | |
| 289 } | |
| 290 #endif | |
| 291 | |
| 292 int NCONF_load_bio(CONF *conf, BIO *bp,long *eline) | |
| 293 { | |
| 294 if (conf == NULL) | |
| 295 { | |
| 296 CONFerr(CONF_F_NCONF_LOAD_BIO,CONF_R_NO_CONF); | |
| 297 return 0; | |
| 298 } | |
| 299 | |
| 300 return conf->meth->load_bio(conf, bp, eline); | |
| 301 } | |
| 302 | |
| 303 STACK_OF(CONF_VALUE) *NCONF_get_section(const CONF *conf,const char *section) | |
| 304 { | |
| 305 if (conf == NULL) | |
| 306 { | |
| 307 CONFerr(CONF_F_NCONF_GET_SECTION,CONF_R_NO_CONF); | |
| 308 return NULL; | |
| 309 } | |
| 310 | |
| 311 if (section == NULL) | |
| 312 { | |
| 313 CONFerr(CONF_F_NCONF_GET_SECTION,CONF_R_NO_SECTION); | |
| 314 return NULL; | |
| 315 } | |
| 316 | |
| 317 return _CONF_get_section_values(conf, section); | |
| 318 } | |
| 319 | |
| 320 char *NCONF_get_string(const CONF *conf,const char *group,const char *name) | |
| 321 { | |
| 322 char *s = _CONF_get_string(conf, group, name); | |
| 323 | |
| 324 /* Since we may get a value from an environment variable even | |
| 325 if conf is NULL, let's check the value first */ | |
| 326 if (s) return s; | |
| 327 | |
| 328 if (conf == NULL) | |
| 329 { | |
| 330 CONFerr(CONF_F_NCONF_GET_STRING, | |
| 331 CONF_R_NO_CONF_OR_ENVIRONMENT_VARIABLE); | |
| 332 return NULL; | |
| 333 } | |
| 334 CONFerr(CONF_F_NCONF_GET_STRING, | |
| 335 CONF_R_NO_VALUE); | |
| 336 ERR_add_error_data(4,"group=",group," name=",name); | |
| 337 return NULL; | |
| 338 } | |
| 339 | |
| 340 int NCONF_get_number_e(const CONF *conf,const char *group,const char *name, | |
| 341 long *result) | |
| 342 { | |
| 343 char *str; | |
| 344 | |
| 345 if (result == NULL) | |
| 346 { | |
| 347 CONFerr(CONF_F_NCONF_GET_NUMBER_E,ERR_R_PASSED_NULL_PARAMETER); | |
| 348 return 0; | |
| 349 } | |
| 350 | |
| 351 str = NCONF_get_string(conf,group,name); | |
| 352 | |
| 353 if (str == NULL) | |
| 354 return 0; | |
| 355 | |
| 356 for (*result = 0;conf->meth->is_number(conf, *str);) | |
| 357 { | |
| 358 *result = (*result)*10 + conf->meth->to_int(conf, *str); | |
| 359 str++; | |
| 360 } | |
| 361 | |
| 362 return 1; | |
| 363 } | |
| 364 | |
| 365 #ifndef OPENSSL_NO_FP_API | |
| 366 int NCONF_dump_fp(const CONF *conf, FILE *out) | |
| 367 { | |
| 368 BIO *btmp; | |
| 369 int ret; | |
| 370 if(!(btmp = BIO_new_fp(out, BIO_NOCLOSE))) { | |
| 371 CONFerr(CONF_F_NCONF_DUMP_FP,ERR_R_BUF_LIB); | |
| 372 return 0; | |
| 373 } | |
| 374 ret = NCONF_dump_bio(conf, btmp); | |
| 375 BIO_free(btmp); | |
| 376 return ret; | |
| 377 } | |
| 378 #endif | |
| 379 | |
| 380 int NCONF_dump_bio(const CONF *conf, BIO *out) | |
| 381 { | |
| 382 if (conf == NULL) | |
| 383 { | |
| 384 CONFerr(CONF_F_NCONF_DUMP_BIO,CONF_R_NO_CONF); | |
| 385 return 0; | |
| 386 } | |
| 387 | |
| 388 return conf->meth->dump(conf, out); | |
| 389 } | |
| 390 | |
| 391 | |
| 392 /* This function should be avoided */ | |
| 393 #if 0 | |
| 394 long NCONF_get_number(CONF *conf,char *group,char *name) | |
| 395 { | |
| 396 int status; | |
| 397 long ret=0; | |
| 398 | |
| 399 status = NCONF_get_number_e(conf, group, name, &ret); | |
| 400 if (status == 0) | |
| 401 { | |
| 402 /* This function does not believe in errors... */ | |
| 403 ERR_get_error(); | |
| 404 } | |
| 405 return ret; | |
| 406 } | |
| 407 #endif | |
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Chromium Code Reviews
Issue 2072073002:
Delete bundled copy of OpenSSL and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/openssl@master