diff options
Diffstat (limited to 'src/lib/libssl/ssl_cert.c')
| -rw-r--r-- | src/lib/libssl/ssl_cert.c | 680 |
1 files changed, 0 insertions, 680 deletions
diff --git a/src/lib/libssl/ssl_cert.c b/src/lib/libssl/ssl_cert.c deleted file mode 100644 index 30e99ad184..0000000000 --- a/src/lib/libssl/ssl_cert.c +++ /dev/null | |||
| @@ -1,680 +0,0 @@ | |||
| 1 | /* $OpenBSD: ssl_cert.c,v 1.95 2022/02/05 14:54:10 jsing Exp $ */ | ||
| 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | ||
| 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 | * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved. | ||
| 60 | * | ||
| 61 | * Redistribution and use in source and binary forms, with or without | ||
| 62 | * modification, are permitted provided that the following conditions | ||
| 63 | * are met: | ||
| 64 | * | ||
| 65 | * 1. Redistributions of source code must retain the above copyright | ||
| 66 | * notice, this list of conditions and the following disclaimer. | ||
| 67 | * | ||
| 68 | * 2. Redistributions in binary form must reproduce the above copyright | ||
| 69 | * notice, this list of conditions and the following disclaimer in | ||
| 70 | * the documentation and/or other materials provided with the | ||
| 71 | * distribution. | ||
| 72 | * | ||
| 73 | * 3. All advertising materials mentioning features or use of this | ||
| 74 | * software must display the following acknowledgment: | ||
| 75 | * "This product includes software developed by the OpenSSL Project | ||
| 76 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | ||
| 77 | * | ||
| 78 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | ||
| 79 | * endorse or promote products derived from this software without | ||
| 80 | * prior written permission. For written permission, please contact | ||
| 81 | * openssl-core@openssl.org. | ||
| 82 | * | ||
| 83 | * 5. Products derived from this software may not be called "OpenSSL" | ||
| 84 | * nor may "OpenSSL" appear in their names without prior written | ||
| 85 | * permission of the OpenSSL Project. | ||
| 86 | * | ||
| 87 | * 6. Redistributions of any form whatsoever must retain the following | ||
| 88 | * acknowledgment: | ||
| 89 | * "This product includes software developed by the OpenSSL Project | ||
| 90 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | ||
| 91 | * | ||
| 92 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | ||
| 93 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| 94 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | ||
| 95 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | ||
| 96 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | ||
| 97 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
| 98 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
| 99 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
| 100 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | ||
| 101 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| 102 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | ||
| 103 | * OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| 104 | * ==================================================================== | ||
| 105 | * | ||
| 106 | * This product includes cryptographic software written by Eric Young | ||
| 107 | * (eay@cryptsoft.com). This product includes software written by Tim | ||
| 108 | * Hudson (tjh@cryptsoft.com). | ||
| 109 | * | ||
| 110 | */ | ||
| 111 | /* ==================================================================== | ||
| 112 | * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. | ||
| 113 | * ECC cipher suite support in OpenSSL originally developed by | ||
| 114 | * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. | ||
| 115 | */ | ||
| 116 | |||
| 117 | #include <sys/types.h> | ||
| 118 | |||
| 119 | #include <dirent.h> | ||
| 120 | #include <stdio.h> | ||
| 121 | #include <unistd.h> | ||
| 122 | |||
| 123 | #include <openssl/bio.h> | ||
| 124 | #include <openssl/bn.h> | ||
| 125 | #include <openssl/dh.h> | ||
| 126 | #include <openssl/objects.h> | ||
| 127 | #include <openssl/opensslconf.h> | ||
| 128 | #include <openssl/pem.h> | ||
| 129 | #include <openssl/x509v3.h> | ||
| 130 | |||
| 131 | #include "ssl_locl.h" | ||
| 132 | |||
| 133 | int | ||
| 134 | SSL_get_ex_data_X509_STORE_CTX_idx(void) | ||
| 135 | { | ||
| 136 | static volatile int ssl_x509_store_ctx_idx = -1; | ||
| 137 | int got_write_lock = 0; | ||
| 138 | |||
| 139 | CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX); | ||
| 140 | |||
| 141 | if (ssl_x509_store_ctx_idx < 0) { | ||
| 142 | CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX); | ||
| 143 | CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX); | ||
| 144 | got_write_lock = 1; | ||
| 145 | |||
| 146 | if (ssl_x509_store_ctx_idx < 0) { | ||
| 147 | ssl_x509_store_ctx_idx = | ||
| 148 | X509_STORE_CTX_get_ex_new_index( | ||
| 149 | 0, "SSL for verify callback", NULL, NULL, NULL); | ||
| 150 | } | ||
| 151 | } | ||
| 152 | |||
| 153 | if (got_write_lock) | ||
| 154 | CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX); | ||
| 155 | else | ||
| 156 | CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX); | ||
| 157 | |||
| 158 | return ssl_x509_store_ctx_idx; | ||
| 159 | } | ||
| 160 | |||
| 161 | SSL_CERT * | ||
| 162 | ssl_cert_new(void) | ||
| 163 | { | ||
| 164 | SSL_CERT *ret; | ||
| 165 | |||
| 166 | ret = calloc(1, sizeof(SSL_CERT)); | ||
| 167 | if (ret == NULL) { | ||
| 168 | SSLerrorx(ERR_R_MALLOC_FAILURE); | ||
| 169 | return (NULL); | ||
| 170 | } | ||
| 171 | ret->key = &(ret->pkeys[SSL_PKEY_RSA]); | ||
| 172 | ret->references = 1; | ||
| 173 | return (ret); | ||
| 174 | } | ||
| 175 | |||
| 176 | SSL_CERT * | ||
| 177 | ssl_cert_dup(SSL_CERT *cert) | ||
| 178 | { | ||
| 179 | SSL_CERT *ret; | ||
| 180 | int i; | ||
| 181 | |||
| 182 | ret = calloc(1, sizeof(SSL_CERT)); | ||
| 183 | if (ret == NULL) { | ||
| 184 | SSLerrorx(ERR_R_MALLOC_FAILURE); | ||
| 185 | return (NULL); | ||
| 186 | } | ||
| 187 | |||
| 188 | /* | ||
| 189 | * same as ret->key = ret->pkeys + (cert->key - cert->pkeys), | ||
| 190 | * if you find that more readable | ||
| 191 | */ | ||
| 192 | ret->key = &ret->pkeys[cert->key - &cert->pkeys[0]]; | ||
| 193 | |||
| 194 | ret->valid = cert->valid; | ||
| 195 | ret->mask_k = cert->mask_k; | ||
| 196 | ret->mask_a = cert->mask_a; | ||
| 197 | |||
| 198 | if (cert->dhe_params != NULL) { | ||
| 199 | ret->dhe_params = DHparams_dup(cert->dhe_params); | ||
| 200 | if (ret->dhe_params == NULL) { | ||
| 201 | SSLerrorx(ERR_R_DH_LIB); | ||
| 202 | goto err; | ||
| 203 | } | ||
| 204 | } | ||
| 205 | ret->dhe_params_cb = cert->dhe_params_cb; | ||
| 206 | ret->dhe_params_auto = cert->dhe_params_auto; | ||
| 207 | |||
| 208 | for (i = 0; i < SSL_PKEY_NUM; i++) { | ||
| 209 | if (cert->pkeys[i].x509 != NULL) { | ||
| 210 | ret->pkeys[i].x509 = cert->pkeys[i].x509; | ||
| 211 | X509_up_ref(ret->pkeys[i].x509); | ||
| 212 | } | ||
| 213 | |||
| 214 | if (cert->pkeys[i].privatekey != NULL) { | ||
| 215 | ret->pkeys[i].privatekey = cert->pkeys[i].privatekey; | ||
| 216 | EVP_PKEY_up_ref(ret->pkeys[i].privatekey); | ||
| 217 | switch (i) { | ||
| 218 | /* | ||
| 219 | * If there was anything special to do for | ||
| 220 | * certain types of keys, we'd do it here. | ||
| 221 | * (Nothing at the moment, I think.) | ||
| 222 | */ | ||
| 223 | |||
| 224 | case SSL_PKEY_RSA: | ||
| 225 | /* We have an RSA key. */ | ||
| 226 | break; | ||
| 227 | |||
| 228 | case SSL_PKEY_ECC: | ||
| 229 | /* We have an ECC key */ | ||
| 230 | break; | ||
| 231 | |||
| 232 | case SSL_PKEY_GOST01: | ||
| 233 | /* We have a GOST key */ | ||
| 234 | break; | ||
| 235 | |||
| 236 | default: | ||
| 237 | /* Can't happen. */ | ||
| 238 | SSLerrorx(SSL_R_LIBRARY_BUG); | ||
| 239 | } | ||
| 240 | } | ||
| 241 | |||
| 242 | if (cert->pkeys[i].chain != NULL) { | ||
| 243 | if ((ret->pkeys[i].chain = | ||
| 244 | X509_chain_up_ref(cert->pkeys[i].chain)) == NULL) | ||
| 245 | goto err; | ||
| 246 | } | ||
| 247 | } | ||
| 248 | |||
| 249 | /* | ||
| 250 | * ret->extra_certs *should* exist, but currently the own certificate | ||
| 251 | * chain is held inside SSL_CTX | ||
| 252 | */ | ||
| 253 | |||
| 254 | ret->references = 1; | ||
| 255 | |||
| 256 | return (ret); | ||
| 257 | |||
| 258 | err: | ||
| 259 | DH_free(ret->dhe_params); | ||
| 260 | |||
| 261 | for (i = 0; i < SSL_PKEY_NUM; i++) { | ||
| 262 | X509_free(ret->pkeys[i].x509); | ||
| 263 | EVP_PKEY_free(ret->pkeys[i].privatekey); | ||
| 264 | sk_X509_pop_free(ret->pkeys[i].chain, X509_free); | ||
| 265 | } | ||
| 266 | free (ret); | ||
| 267 | return NULL; | ||
| 268 | } | ||
| 269 | |||
| 270 | |||
| 271 | void | ||
| 272 | ssl_cert_free(SSL_CERT *c) | ||
| 273 | { | ||
| 274 | int i; | ||
| 275 | |||
| 276 | if (c == NULL) | ||
| 277 | return; | ||
| 278 | |||
| 279 | i = CRYPTO_add(&c->references, -1, CRYPTO_LOCK_SSL_CERT); | ||
| 280 | if (i > 0) | ||
| 281 | return; | ||
| 282 | |||
| 283 | DH_free(c->dhe_params); | ||
| 284 | |||
| 285 | for (i = 0; i < SSL_PKEY_NUM; i++) { | ||
| 286 | X509_free(c->pkeys[i].x509); | ||
| 287 | EVP_PKEY_free(c->pkeys[i].privatekey); | ||
| 288 | sk_X509_pop_free(c->pkeys[i].chain, X509_free); | ||
| 289 | } | ||
| 290 | |||
| 291 | free(c); | ||
| 292 | } | ||
| 293 | |||
| 294 | int | ||
| 295 | ssl_cert_set0_chain(SSL_CERT *c, STACK_OF(X509) *chain) | ||
| 296 | { | ||
| 297 | if (c->key == NULL) | ||
| 298 | return 0; | ||
| 299 | |||
| 300 | sk_X509_pop_free(c->key->chain, X509_free); | ||
| 301 | c->key->chain = chain; | ||
| 302 | |||
| 303 | return 1; | ||
| 304 | } | ||
| 305 | |||
| 306 | int | ||
| 307 | ssl_cert_set1_chain(SSL_CERT *c, STACK_OF(X509) *chain) | ||
| 308 | { | ||
| 309 | STACK_OF(X509) *new_chain = NULL; | ||
| 310 | |||
| 311 | if (chain != NULL) { | ||
| 312 | if ((new_chain = X509_chain_up_ref(chain)) == NULL) | ||
| 313 | return 0; | ||
| 314 | } | ||
| 315 | if (!ssl_cert_set0_chain(c, new_chain)) { | ||
| 316 | sk_X509_pop_free(new_chain, X509_free); | ||
| 317 | return 0; | ||
| 318 | } | ||
| 319 | |||
| 320 | return 1; | ||
| 321 | } | ||
| 322 | |||
| 323 | int | ||
| 324 | ssl_cert_add0_chain_cert(SSL_CERT *c, X509 *cert) | ||
| 325 | { | ||
| 326 | if (c->key == NULL) | ||
| 327 | return 0; | ||
| 328 | |||
| 329 | if (c->key->chain == NULL) { | ||
| 330 | if ((c->key->chain = sk_X509_new_null()) == NULL) | ||
| 331 | return 0; | ||
| 332 | } | ||
| 333 | if (!sk_X509_push(c->key->chain, cert)) | ||
| 334 | return 0; | ||
| 335 | |||
| 336 | return 1; | ||
| 337 | } | ||
| 338 | |||
| 339 | int | ||
| 340 | ssl_cert_add1_chain_cert(SSL_CERT *c, X509 *cert) | ||
| 341 | { | ||
| 342 | if (!ssl_cert_add0_chain_cert(c, cert)) | ||
| 343 | return 0; | ||
| 344 | |||
| 345 | X509_up_ref(cert); | ||
| 346 | |||
| 347 | return 1; | ||
| 348 | } | ||
| 349 | |||
| 350 | int | ||
| 351 | ssl_verify_cert_chain(SSL *s, STACK_OF(X509) *sk) | ||
| 352 | { | ||
| 353 | X509_STORE_CTX *ctx = NULL; | ||
| 354 | X509 *x; | ||
| 355 | int ret = 0; | ||
| 356 | |||
| 357 | if ((sk == NULL) || (sk_X509_num(sk) == 0)) | ||
| 358 | goto err; | ||
| 359 | |||
| 360 | if ((ctx = X509_STORE_CTX_new()) == NULL) | ||
| 361 | goto err; | ||
| 362 | |||
| 363 | x = sk_X509_value(sk, 0); | ||
| 364 | if (!X509_STORE_CTX_init(ctx, s->ctx->cert_store, x, sk)) { | ||
| 365 | SSLerror(s, ERR_R_X509_LIB); | ||
| 366 | goto err; | ||
| 367 | } | ||
| 368 | X509_STORE_CTX_set_ex_data(ctx, SSL_get_ex_data_X509_STORE_CTX_idx(), s); | ||
| 369 | |||
| 370 | /* | ||
| 371 | * We need to inherit the verify parameters. These can be | ||
| 372 | * determined by the context: if its a server it will verify | ||
| 373 | * SSL client certificates or vice versa. | ||
| 374 | */ | ||
| 375 | X509_STORE_CTX_set_default(ctx, s->server ? "ssl_client" : "ssl_server"); | ||
| 376 | |||
| 377 | /* | ||
| 378 | * Anything non-default in "param" should overwrite anything | ||
| 379 | * in the ctx. | ||
| 380 | */ | ||
| 381 | X509_VERIFY_PARAM_set1(X509_STORE_CTX_get0_param(ctx), s->param); | ||
| 382 | |||
| 383 | if (s->internal->verify_callback) | ||
| 384 | X509_STORE_CTX_set_verify_cb(ctx, s->internal->verify_callback); | ||
| 385 | |||
| 386 | if (s->ctx->internal->app_verify_callback != NULL) | ||
| 387 | ret = s->ctx->internal->app_verify_callback(ctx, | ||
| 388 | s->ctx->internal->app_verify_arg); | ||
| 389 | else | ||
| 390 | ret = X509_verify_cert(ctx); | ||
| 391 | |||
| 392 | s->verify_result = X509_STORE_CTX_get_error(ctx); | ||
| 393 | sk_X509_pop_free(s->internal->verified_chain, X509_free); | ||
| 394 | s->internal->verified_chain = NULL; | ||
| 395 | if (X509_STORE_CTX_get0_chain(ctx) != NULL) { | ||
| 396 | s->internal->verified_chain = X509_STORE_CTX_get1_chain(ctx); | ||
| 397 | if (s->internal->verified_chain == NULL) { | ||
| 398 | SSLerrorx(ERR_R_MALLOC_FAILURE); | ||
| 399 | ret = 0; | ||
| 400 | } | ||
| 401 | } | ||
| 402 | |||
| 403 | err: | ||
| 404 | X509_STORE_CTX_free(ctx); | ||
| 405 | |||
| 406 | return (ret); | ||
| 407 | } | ||
| 408 | |||
| 409 | static void | ||
| 410 | set_client_CA_list(STACK_OF(X509_NAME) **ca_list, | ||
| 411 | STACK_OF(X509_NAME) *name_list) | ||
| 412 | { | ||
| 413 | sk_X509_NAME_pop_free(*ca_list, X509_NAME_free); | ||
| 414 | *ca_list = name_list; | ||
| 415 | } | ||
| 416 | |||
| 417 | STACK_OF(X509_NAME) * | ||
| 418 | SSL_dup_CA_list(const STACK_OF(X509_NAME) *sk) | ||
| 419 | { | ||
| 420 | int i; | ||
| 421 | STACK_OF(X509_NAME) *ret; | ||
| 422 | X509_NAME *name = NULL; | ||
| 423 | |||
| 424 | if ((ret = sk_X509_NAME_new_null()) == NULL) | ||
| 425 | goto err; | ||
| 426 | |||
| 427 | for (i = 0; i < sk_X509_NAME_num(sk); i++) { | ||
| 428 | if ((name = X509_NAME_dup(sk_X509_NAME_value(sk, i))) == NULL) | ||
| 429 | goto err; | ||
| 430 | if (!sk_X509_NAME_push(ret, name)) | ||
| 431 | goto err; | ||
| 432 | } | ||
| 433 | return (ret); | ||
| 434 | |||
| 435 | err: | ||
| 436 | X509_NAME_free(name); | ||
| 437 | sk_X509_NAME_pop_free(ret, X509_NAME_free); | ||
| 438 | return NULL; | ||
| 439 | } | ||
| 440 | |||
| 441 | void | ||
| 442 | SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list) | ||
| 443 | { | ||
| 444 | set_client_CA_list(&(s->internal->client_CA), name_list); | ||
| 445 | } | ||
| 446 | |||
| 447 | void | ||
| 448 | SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list) | ||
| 449 | { | ||
| 450 | set_client_CA_list(&(ctx->internal->client_CA), name_list); | ||
| 451 | } | ||
| 452 | |||
| 453 | STACK_OF(X509_NAME) * | ||
| 454 | SSL_CTX_get_client_CA_list(const SSL_CTX *ctx) | ||
| 455 | { | ||
| 456 | return (ctx->internal->client_CA); | ||
| 457 | } | ||
| 458 | |||
| 459 | STACK_OF(X509_NAME) * | ||
| 460 | SSL_get_client_CA_list(const SSL *s) | ||
| 461 | { | ||
| 462 | if (!s->server) { | ||
| 463 | /* We are in the client. */ | ||
| 464 | if ((s->version >> 8) == SSL3_VERSION_MAJOR) | ||
| 465 | return (s->s3->hs.tls12.ca_names); | ||
| 466 | else | ||
| 467 | return (NULL); | ||
| 468 | } else { | ||
| 469 | if (s->internal->client_CA != NULL) | ||
| 470 | return (s->internal->client_CA); | ||
| 471 | else | ||
| 472 | return (s->ctx->internal->client_CA); | ||
| 473 | } | ||
| 474 | } | ||
| 475 | |||
| 476 | static int | ||
| 477 | add_client_CA(STACK_OF(X509_NAME) **sk, X509 *x) | ||
| 478 | { | ||
| 479 | X509_NAME *name; | ||
| 480 | |||
| 481 | if (x == NULL) | ||
| 482 | return (0); | ||
| 483 | if ((*sk == NULL) && ((*sk = sk_X509_NAME_new_null()) == NULL)) | ||
| 484 | return (0); | ||
| 485 | |||
| 486 | if ((name = X509_NAME_dup(X509_get_subject_name(x))) == NULL) | ||
| 487 | return (0); | ||
| 488 | |||
| 489 | if (!sk_X509_NAME_push(*sk, name)) { | ||
| 490 | X509_NAME_free(name); | ||
| 491 | return (0); | ||
| 492 | } | ||
| 493 | return (1); | ||
| 494 | } | ||
| 495 | |||
| 496 | int | ||
| 497 | SSL_add_client_CA(SSL *ssl, X509 *x) | ||
| 498 | { | ||
| 499 | return (add_client_CA(&(ssl->internal->client_CA), x)); | ||
| 500 | } | ||
| 501 | |||
| 502 | int | ||
| 503 | SSL_CTX_add_client_CA(SSL_CTX *ctx, X509 *x) | ||
| 504 | { | ||
| 505 | return (add_client_CA(&(ctx->internal->client_CA), x)); | ||
| 506 | } | ||
| 507 | |||
| 508 | static int | ||
| 509 | xname_cmp(const X509_NAME * const *a, const X509_NAME * const *b) | ||
| 510 | { | ||
| 511 | return (X509_NAME_cmp(*a, *b)); | ||
| 512 | } | ||
| 513 | |||
| 514 | /*! | ||
| 515 | * Load CA certs from a file into a ::STACK. Note that it is somewhat misnamed; | ||
| 516 | * it doesn't really have anything to do with clients (except that a common use | ||
| 517 | * for a stack of CAs is to send it to the client). Actually, it doesn't have | ||
| 518 | * much to do with CAs, either, since it will load any old cert. | ||
| 519 | * \param file the file containing one or more certs. | ||
| 520 | * \return a ::STACK containing the certs. | ||
| 521 | */ | ||
| 522 | STACK_OF(X509_NAME) * | ||
| 523 | SSL_load_client_CA_file(const char *file) | ||
| 524 | { | ||
| 525 | BIO *in; | ||
| 526 | X509 *x = NULL; | ||
| 527 | X509_NAME *xn = NULL; | ||
| 528 | STACK_OF(X509_NAME) *ret = NULL, *sk; | ||
| 529 | |||
| 530 | sk = sk_X509_NAME_new(xname_cmp); | ||
| 531 | |||
| 532 | in = BIO_new(BIO_s_file()); | ||
| 533 | |||
| 534 | if ((sk == NULL) || (in == NULL)) { | ||
| 535 | SSLerrorx(ERR_R_MALLOC_FAILURE); | ||
| 536 | goto err; | ||
| 537 | } | ||
| 538 | |||
| 539 | if (!BIO_read_filename(in, file)) | ||
| 540 | goto err; | ||
| 541 | |||
| 542 | for (;;) { | ||
| 543 | if (PEM_read_bio_X509(in, &x, NULL, NULL) == NULL) | ||
| 544 | break; | ||
| 545 | if (ret == NULL) { | ||
| 546 | ret = sk_X509_NAME_new_null(); | ||
| 547 | if (ret == NULL) { | ||
| 548 | SSLerrorx(ERR_R_MALLOC_FAILURE); | ||
| 549 | goto err; | ||
| 550 | } | ||
| 551 | } | ||
| 552 | if ((xn = X509_get_subject_name(x)) == NULL) | ||
| 553 | goto err; | ||
| 554 | /* check for duplicates */ | ||
| 555 | xn = X509_NAME_dup(xn); | ||
| 556 | if (xn == NULL) | ||
| 557 | goto err; | ||
| 558 | if (sk_X509_NAME_find(sk, xn) >= 0) | ||
| 559 | X509_NAME_free(xn); | ||
| 560 | else { | ||
| 561 | if (!sk_X509_NAME_push(sk, xn)) | ||
| 562 | goto err; | ||
| 563 | if (!sk_X509_NAME_push(ret, xn)) | ||
| 564 | goto err; | ||
| 565 | } | ||
| 566 | } | ||
| 567 | |||
| 568 | if (0) { | ||
| 569 | err: | ||
| 570 | sk_X509_NAME_pop_free(ret, X509_NAME_free); | ||
| 571 | ret = NULL; | ||
| 572 | } | ||
| 573 | sk_X509_NAME_free(sk); | ||
| 574 | BIO_free(in); | ||
| 575 | X509_free(x); | ||
| 576 | if (ret != NULL) | ||
| 577 | ERR_clear_error(); | ||
| 578 | |||
| 579 | return (ret); | ||
| 580 | } | ||
| 581 | |||
| 582 | /*! | ||
| 583 | * Add a file of certs to a stack. | ||
| 584 | * \param stack the stack to add to. | ||
| 585 | * \param file the file to add from. All certs in this file that are not | ||
| 586 | * already in the stack will be added. | ||
| 587 | * \return 1 for success, 0 for failure. Note that in the case of failure some | ||
| 588 | * certs may have been added to \c stack. | ||
| 589 | */ | ||
| 590 | |||
| 591 | int | ||
| 592 | SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, | ||
| 593 | const char *file) | ||
| 594 | { | ||
| 595 | BIO *in; | ||
| 596 | X509 *x = NULL; | ||
| 597 | X509_NAME *xn = NULL; | ||
| 598 | int ret = 1; | ||
| 599 | int (*oldcmp)(const X509_NAME * const *a, const X509_NAME * const *b); | ||
| 600 | |||
| 601 | oldcmp = sk_X509_NAME_set_cmp_func(stack, xname_cmp); | ||
| 602 | |||
| 603 | in = BIO_new(BIO_s_file()); | ||
| 604 | |||
| 605 | if (in == NULL) { | ||
| 606 | SSLerrorx(ERR_R_MALLOC_FAILURE); | ||
| 607 | goto err; | ||
| 608 | } | ||
| 609 | |||
| 610 | if (!BIO_read_filename(in, file)) | ||
| 611 | goto err; | ||
| 612 | |||
| 613 | for (;;) { | ||
| 614 | if (PEM_read_bio_X509(in, &x, NULL, NULL) == NULL) | ||
| 615 | break; | ||
| 616 | if ((xn = X509_get_subject_name(x)) == NULL) | ||
| 617 | goto err; | ||
| 618 | xn = X509_NAME_dup(xn); | ||
| 619 | if (xn == NULL) | ||
| 620 | goto err; | ||
| 621 | if (sk_X509_NAME_find(stack, xn) >= 0) | ||
| 622 | X509_NAME_free(xn); | ||
| 623 | else | ||
| 624 | if (!sk_X509_NAME_push(stack, xn)) | ||
| 625 | goto err; | ||
| 626 | } | ||
| 627 | |||
| 628 | ERR_clear_error(); | ||
| 629 | |||
| 630 | if (0) { | ||
| 631 | err: | ||
| 632 | ret = 0; | ||
| 633 | } | ||
| 634 | BIO_free(in); | ||
| 635 | X509_free(x); | ||
| 636 | |||
| 637 | (void)sk_X509_NAME_set_cmp_func(stack, oldcmp); | ||
| 638 | |||
| 639 | return ret; | ||
| 640 | } | ||
| 641 | |||
| 642 | /*! | ||
| 643 | * Add a directory of certs to a stack. | ||
| 644 | * \param stack the stack to append to. | ||
| 645 | * \param dir the directory to append from. All files in this directory will be | ||
| 646 | * examined as potential certs. Any that are acceptable to | ||
| 647 | * SSL_add_dir_cert_subjects_to_stack() that are not already in the stack will | ||
| 648 | * be included. | ||
| 649 | * \return 1 for success, 0 for failure. Note that in the case of failure some | ||
| 650 | * certs may have been added to \c stack. | ||
| 651 | */ | ||
| 652 | |||
| 653 | int | ||
| 654 | SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, const char *dir) | ||
| 655 | { | ||
| 656 | DIR *dirp = NULL; | ||
| 657 | char *path = NULL; | ||
| 658 | int ret = 0; | ||
| 659 | |||
| 660 | dirp = opendir(dir); | ||
| 661 | if (dirp) { | ||
| 662 | struct dirent *dp; | ||
| 663 | while ((dp = readdir(dirp)) != NULL) { | ||
| 664 | if (asprintf(&path, "%s/%s", dir, dp->d_name) != -1) { | ||
| 665 | ret = SSL_add_file_cert_subjects_to_stack( | ||
| 666 | stack, path); | ||
| 667 | free(path); | ||
| 668 | } | ||
| 669 | if (!ret) | ||
| 670 | break; | ||
| 671 | } | ||
| 672 | (void) closedir(dirp); | ||
| 673 | } | ||
| 674 | if (!ret) { | ||
| 675 | SYSerror(errno); | ||
| 676 | ERR_asprintf_error_data("opendir ('%s')", dir); | ||
| 677 | SSLerrorx(ERR_R_SYS_LIB); | ||
| 678 | } | ||
| 679 | return ret; | ||
| 680 | } | ||
