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| 1 /* apps/verify.c */ | |
| 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 #include <stdio.h> | |
| 60 #include <stdlib.h> | |
| 61 #include <string.h> | |
| 62 #include "apps.h" | |
| 63 #include <openssl/bio.h> | |
| 64 #include <openssl/err.h> | |
| 65 #include <openssl/x509.h> | |
| 66 #include <openssl/x509v3.h> | |
| 67 #include <openssl/pem.h> | |
| 68 | |
| 69 #undef PROG | |
| 70 #define PROG verify_main | |
| 71 | |
| 72 static int MS_CALLBACK cb(int ok, X509_STORE_CTX *ctx); | |
| 73 static int check(X509_STORE *ctx, char *file, | |
| 74 STACK_OF(X509) *uchain, STACK_OF(X509) *tchain, | |
| 75 STACK_OF(X509_CRL) *crls, ENGINE *e); | |
| 76 static int v_verbose=0, vflags = 0; | |
| 77 | |
| 78 int MAIN(int, char **); | |
| 79 | |
| 80 int MAIN(int argc, char **argv) | |
| 81 { | |
| 82 ENGINE *e = NULL; | |
| 83 int i,ret=1, badarg = 0; | |
| 84 char *CApath=NULL,*CAfile=NULL; | |
| 85 char *untfile = NULL, *trustfile = NULL, *crlfile = NULL; | |
| 86 STACK_OF(X509) *untrusted = NULL, *trusted = NULL; | |
| 87 STACK_OF(X509_CRL) *crls = NULL; | |
| 88 X509_STORE *cert_ctx=NULL; | |
| 89 X509_LOOKUP *lookup=NULL; | |
| 90 X509_VERIFY_PARAM *vpm = NULL; | |
| 91 #ifndef OPENSSL_NO_ENGINE | |
| 92 char *engine=NULL; | |
| 93 #endif | |
| 94 | |
| 95 cert_ctx=X509_STORE_new(); | |
| 96 if (cert_ctx == NULL) goto end; | |
| 97 X509_STORE_set_verify_cb(cert_ctx,cb); | |
| 98 | |
| 99 ERR_load_crypto_strings(); | |
| 100 | |
| 101 apps_startup(); | |
| 102 | |
| 103 if (bio_err == NULL) | |
| 104 if ((bio_err=BIO_new(BIO_s_file())) != NULL) | |
| 105 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); | |
| 106 | |
| 107 if (!load_config(bio_err, NULL)) | |
| 108 goto end; | |
| 109 | |
| 110 argc--; | |
| 111 argv++; | |
| 112 for (;;) | |
| 113 { | |
| 114 if (argc >= 1) | |
| 115 { | |
| 116 if (strcmp(*argv,"-CApath") == 0) | |
| 117 { | |
| 118 if (argc-- < 1) goto end; | |
| 119 CApath= *(++argv); | |
| 120 } | |
| 121 else if (strcmp(*argv,"-CAfile") == 0) | |
| 122 { | |
| 123 if (argc-- < 1) goto end; | |
| 124 CAfile= *(++argv); | |
| 125 } | |
| 126 else if (args_verify(&argv, &argc, &badarg, bio_err, | |
| 127 &vpm)) | |
| 128 { | |
| 129 if (badarg) | |
| 130 goto end; | |
| 131 continue; | |
| 132 } | |
| 133 else if (strcmp(*argv,"-untrusted") == 0) | |
| 134 { | |
| 135 if (argc-- < 1) goto end; | |
| 136 untfile= *(++argv); | |
| 137 } | |
| 138 else if (strcmp(*argv,"-trusted") == 0) | |
| 139 { | |
| 140 if (argc-- < 1) goto end; | |
| 141 trustfile= *(++argv); | |
| 142 } | |
| 143 else if (strcmp(*argv,"-CRLfile") == 0) | |
| 144 { | |
| 145 if (argc-- < 1) goto end; | |
| 146 crlfile= *(++argv); | |
| 147 } | |
| 148 #ifndef OPENSSL_NO_ENGINE | |
| 149 else if (strcmp(*argv,"-engine") == 0) | |
| 150 { | |
| 151 if (--argc < 1) goto end; | |
| 152 engine= *(++argv); | |
| 153 } | |
| 154 #endif | |
| 155 else if (strcmp(*argv,"-help") == 0) | |
| 156 goto end; | |
| 157 else if (strcmp(*argv,"-verbose") == 0) | |
| 158 v_verbose=1; | |
| 159 else if (argv[0][0] == '-') | |
| 160 goto end; | |
| 161 else | |
| 162 break; | |
| 163 argc--; | |
| 164 argv++; | |
| 165 } | |
| 166 else | |
| 167 break; | |
| 168 } | |
| 169 | |
| 170 #ifndef OPENSSL_NO_ENGINE | |
| 171 e = setup_engine(bio_err, engine, 0); | |
| 172 #endif | |
| 173 | |
| 174 if (vpm) | |
| 175 X509_STORE_set1_param(cert_ctx, vpm); | |
| 176 | |
| 177 lookup=X509_STORE_add_lookup(cert_ctx,X509_LOOKUP_file()); | |
| 178 if (lookup == NULL) abort(); | |
| 179 if (CAfile) { | |
| 180 i=X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM); | |
| 181 if(!i) { | |
| 182 BIO_printf(bio_err, "Error loading file %s\n", CAfile); | |
| 183 ERR_print_errors(bio_err); | |
| 184 goto end; | |
| 185 } | |
| 186 } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT); | |
| 187 | |
| 188 lookup=X509_STORE_add_lookup(cert_ctx,X509_LOOKUP_hash_dir()); | |
| 189 if (lookup == NULL) abort(); | |
| 190 if (CApath) { | |
| 191 i=X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM); | |
| 192 if(!i) { | |
| 193 BIO_printf(bio_err, "Error loading directory %s\n", CApa
th); | |
| 194 ERR_print_errors(bio_err); | |
| 195 goto end; | |
| 196 } | |
| 197 } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT); | |
| 198 | |
| 199 ERR_clear_error(); | |
| 200 | |
| 201 if(untfile) | |
| 202 { | |
| 203 untrusted = load_certs(bio_err, untfile, FORMAT_PEM, | |
| 204 NULL, e, "untrusted certificates"); | |
| 205 if(!untrusted) | |
| 206 goto end; | |
| 207 } | |
| 208 | |
| 209 if(trustfile) | |
| 210 { | |
| 211 trusted = load_certs(bio_err, trustfile, FORMAT_PEM, | |
| 212 NULL, e, "trusted certificates"); | |
| 213 if(!trusted) | |
| 214 goto end; | |
| 215 } | |
| 216 | |
| 217 if(crlfile) | |
| 218 { | |
| 219 crls = load_crls(bio_err, crlfile, FORMAT_PEM, | |
| 220 NULL, e, "other CRLs"); | |
| 221 if(!crls) | |
| 222 goto end; | |
| 223 } | |
| 224 | |
| 225 ret = 0; | |
| 226 if (argc < 1) | |
| 227 { | |
| 228 if (1 != check(cert_ctx, NULL, untrusted, trusted, crls, e)) | |
| 229 ret = -1; | |
| 230 } | |
| 231 else | |
| 232 { | |
| 233 for (i=0; i<argc; i++) | |
| 234 if (1 != check(cert_ctx,argv[i], untrusted, trusted, crl
s, e)) | |
| 235 ret = -1; | |
| 236 } | |
| 237 | |
| 238 end: | |
| 239 if (ret == 1) { | |
| 240 BIO_printf(bio_err,"usage: verify [-verbose] [-CApath path] [-CA
file file] [-purpose purpose] [-crl_check]"); | |
| 241 BIO_printf(bio_err," [-attime timestamp]"); | |
| 242 #ifndef OPENSSL_NO_ENGINE | |
| 243 BIO_printf(bio_err," [-engine e]"); | |
| 244 #endif | |
| 245 BIO_printf(bio_err," cert1 cert2 ...\n"); | |
| 246 | |
| 247 BIO_printf(bio_err,"recognized usages:\n"); | |
| 248 for(i = 0; i < X509_PURPOSE_get_count(); i++) | |
| 249 { | |
| 250 X509_PURPOSE *ptmp; | |
| 251 ptmp = X509_PURPOSE_get0(i); | |
| 252 BIO_printf(bio_err, "\t%-10s\t%s\n", | |
| 253 X509_PURPOSE_get0_sname(ptmp), | |
| 254 X509_PURPOSE_get0_name(ptmp)); | |
| 255 } | |
| 256 } | |
| 257 if (vpm) X509_VERIFY_PARAM_free(vpm); | |
| 258 if (cert_ctx != NULL) X509_STORE_free(cert_ctx); | |
| 259 sk_X509_pop_free(untrusted, X509_free); | |
| 260 sk_X509_pop_free(trusted, X509_free); | |
| 261 sk_X509_CRL_pop_free(crls, X509_CRL_free); | |
| 262 apps_shutdown(); | |
| 263 OPENSSL_EXIT(ret < 0 ? 2 : ret); | |
| 264 } | |
| 265 | |
| 266 static int check(X509_STORE *ctx, char *file, | |
| 267 STACK_OF(X509) *uchain, STACK_OF(X509) *tchain, | |
| 268 STACK_OF(X509_CRL) *crls, ENGINE *e) | |
| 269 { | |
| 270 X509 *x=NULL; | |
| 271 int i=0,ret=0; | |
| 272 X509_STORE_CTX *csc; | |
| 273 | |
| 274 x = load_cert(bio_err, file, FORMAT_PEM, NULL, e, "certificate file"); | |
| 275 if (x == NULL) | |
| 276 goto end; | |
| 277 fprintf(stdout,"%s: ",(file == NULL)?"stdin":file); | |
| 278 | |
| 279 csc = X509_STORE_CTX_new(); | |
| 280 if (csc == NULL) | |
| 281 { | |
| 282 ERR_print_errors(bio_err); | |
| 283 goto end; | |
| 284 } | |
| 285 X509_STORE_set_flags(ctx, vflags); | |
| 286 if(!X509_STORE_CTX_init(csc,ctx,x,uchain)) | |
| 287 { | |
| 288 ERR_print_errors(bio_err); | |
| 289 goto end; | |
| 290 } | |
| 291 if(tchain) X509_STORE_CTX_trusted_stack(csc, tchain); | |
| 292 if (crls) | |
| 293 X509_STORE_CTX_set0_crls(csc, crls); | |
| 294 i=X509_verify_cert(csc); | |
| 295 X509_STORE_CTX_free(csc); | |
| 296 | |
| 297 ret=0; | |
| 298 end: | |
| 299 if (i > 0) | |
| 300 { | |
| 301 fprintf(stdout,"OK\n"); | |
| 302 ret=1; | |
| 303 } | |
| 304 else | |
| 305 ERR_print_errors(bio_err); | |
| 306 if (x != NULL) X509_free(x); | |
| 307 | |
| 308 return(ret); | |
| 309 } | |
| 310 | |
| 311 static int MS_CALLBACK cb(int ok, X509_STORE_CTX *ctx) | |
| 312 { | |
| 313 int cert_error = X509_STORE_CTX_get_error(ctx); | |
| 314 X509 *current_cert = X509_STORE_CTX_get_current_cert(ctx); | |
| 315 | |
| 316 if (!ok) | |
| 317 { | |
| 318 if (current_cert) | |
| 319 { | |
| 320 X509_NAME_print_ex_fp(stdout, | |
| 321 X509_get_subject_name(current_cert), | |
| 322 0, XN_FLAG_ONELINE); | |
| 323 printf("\n"); | |
| 324 } | |
| 325 printf("%serror %d at %d depth lookup:%s\n", | |
| 326 X509_STORE_CTX_get0_parent_ctx(ctx) ? "[CRL path]" : "", | |
| 327 cert_error, | |
| 328 X509_STORE_CTX_get_error_depth(ctx), | |
| 329 X509_verify_cert_error_string(cert_error)); | |
| 330 switch(cert_error) | |
| 331 { | |
| 332 case X509_V_ERR_NO_EXPLICIT_POLICY: | |
| 333 policies_print(NULL, ctx); | |
| 334 case X509_V_ERR_CERT_HAS_EXPIRED: | |
| 335 | |
| 336 /* since we are just checking the certificates, it is | |
| 337 * ok if they are self signed. But we should still warn | |
| 338 * the user. | |
| 339 */ | |
| 340 | |
| 341 case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT: | |
| 342 /* Continue after extension errors too */ | |
| 343 case X509_V_ERR_INVALID_CA: | |
| 344 case X509_V_ERR_INVALID_NON_CA: | |
| 345 case X509_V_ERR_PATH_LENGTH_EXCEEDED: | |
| 346 case X509_V_ERR_INVALID_PURPOSE: | |
| 347 case X509_V_ERR_CRL_HAS_EXPIRED: | |
| 348 case X509_V_ERR_CRL_NOT_YET_VALID: | |
| 349 case X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION: | |
| 350 ok = 1; | |
| 351 | |
| 352 } | |
| 353 | |
| 354 return ok; | |
| 355 | |
| 356 } | |
| 357 if (cert_error == X509_V_OK && ok == 2) | |
| 358 policies_print(NULL, ctx); | |
| 359 if (!v_verbose) | |
| 360 ERR_clear_error(); | |
| 361 return(ok); | |
| 362 } | |
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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