1 /* apps/openssl.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 * Copyright (c) 1998-2006 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 */ 111 112 113 #include <stdio.h> 114 #include <string.h> 115 #include <stdlib.h> 116 #define OPENSSL_C /* tells apps.h to use complete apps_startup() */ 117 #include "apps.h" 118 #include <openssl/bio.h> 119 #include <openssl/crypto.h> 120 #include <openssl/lhash.h> 121 #include <openssl/conf.h> 122 #include <openssl/x509.h> 123 #include <openssl/pem.h> 124 #include <openssl/ssl.h> 125 #ifndef OPENSSL_NO_ENGINE 126 #include <openssl/engine.h> 127 #endif 128 #define USE_SOCKETS /* needed for the _O_BINARY defs in the MS world */ 129 #include "progs.h" 130 #include "s_apps.h" 131 #include <openssl/err.h> 132 133 /* The LHASH callbacks ("hash" & "cmp") have been replaced by functions with the 134 * base prototypes (we cast each variable inside the function to the required 135 * type of "FUNCTION*"). This removes the necessity for macro-generated wrapper 136 * functions. */ 137 138 /* static unsigned long MS_CALLBACK hash(FUNCTION *a); */ 139 static unsigned long MS_CALLBACK hash(const void *a_void); 140 /* static int MS_CALLBACK cmp(FUNCTION *a,FUNCTION *b); */ 141 static int MS_CALLBACK cmp(const void *a_void,const void *b_void); 142 static LHASH *prog_init(void ); 143 static int do_cmd(LHASH *prog,int argc,char *argv[]); 144 char *default_config_file=NULL; 145 146 /* Make sure there is only one when MONOLITH is defined */ 147 #ifdef MONOLITH 148 CONF *config=NULL; 149 BIO *bio_err=NULL; 150 int in_FIPS_mode=0; 151 #endif 152 153 154 static void lock_dbg_cb(int mode, int type, const char *file, int line) 155 { 156 static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */ 157 const char *errstr = NULL; 158 int rw; 159 160 rw = mode & (CRYPTO_READ|CRYPTO_WRITE); 161 if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE))) 162 { 163 errstr = "invalid mode"; 164 goto err; 165 } 166 167 if (type < 0 || type >= CRYPTO_NUM_LOCKS) 168 { 169 errstr = "type out of bounds"; 170 goto err; 171 } 172 173 if (mode & CRYPTO_LOCK) 174 { 175 if (modes[type]) 176 { 177 errstr = "already locked"; 178 /* must not happen in a single-threaded program 179 * (would deadlock) */ 180 goto err; 181 } 182 183 modes[type] = rw; 184 } 185 else if (mode & CRYPTO_UNLOCK) 186 { 187 if (!modes[type]) 188 { 189 errstr = "not locked"; 190 goto err; 191 } 192 193 if (modes[type] != rw) 194 { 195 errstr = (rw == CRYPTO_READ) ? 196 "CRYPTO_r_unlock on write lock" : 197 "CRYPTO_w_unlock on read lock"; 198 } 199 200 modes[type] = 0; 201 } 202 else 203 { 204 errstr = "invalid mode"; 205 goto err; 206 } 207 208 err: 209 if (errstr) 210 { 211 /* we cannot use bio_err here */ 212 fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n", 213 errstr, mode, type, file, line); 214 } 215 } 216 217 218 int main(int Argc, char *Argv[]) 219 { 220 ARGS arg; 221 #define PROG_NAME_SIZE 39 222 char pname[PROG_NAME_SIZE+1]; 223 FUNCTION f,*fp; 224 MS_STATIC const char *prompt; 225 MS_STATIC char buf[1024]; 226 char *to_free=NULL; 227 int n,i,ret=0; 228 int argc; 229 char **argv,*p; 230 LHASH *prog=NULL; 231 long errline; 232 233 arg.data=NULL; 234 arg.count=0; 235 236 in_FIPS_mode = 0; 237 238 #ifdef OPENSSL_FIPS 239 if(getenv("OPENSSL_FIPS")) { 240 if (!FIPS_mode_set(1)) { 241 ERR_load_crypto_strings(); 242 ERR_print_errors(BIO_new_fp(stderr,BIO_NOCLOSE)); 243 EXIT(1); 244 } 245 in_FIPS_mode = 1; 246 } 247 #endif 248 249 if (bio_err == NULL) 250 if ((bio_err=BIO_new(BIO_s_file())) != NULL) 251 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); 252 253 if (getenv("OPENSSL_DEBUG_MEMORY") != NULL) /* if not defined, use compiled-in library defaults */ 254 { 255 if (!(0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))) 256 { 257 CRYPTO_malloc_debug_init(); 258 CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL); 259 } 260 else 261 { 262 /* OPENSSL_DEBUG_MEMORY=off */ 263 CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0); 264 } 265 } 266 CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON); 267 268 #if 0 269 if (getenv("OPENSSL_DEBUG_LOCKING") != NULL) 270 #endif 271 { 272 CRYPTO_set_locking_callback(lock_dbg_cb); 273 } 274 275 apps_startup(); 276 277 /* Lets load up our environment a little */ 278 p=getenv("OPENSSL_CONF"); 279 if (p == NULL) 280 p=getenv("SSLEAY_CONF"); 281 if (p == NULL) 282 p=to_free=make_config_name(); 283 284 default_config_file=p; 285 286 config=NCONF_new(NULL); 287 i=NCONF_load(config,p,&errline); 288 if (i == 0) 289 { 290 NCONF_free(config); 291 config = NULL; 292 ERR_clear_error(); 293 } 294 295 prog=prog_init(); 296 297 /* first check the program name */ 298 program_name(Argv[0],pname,sizeof pname); 299 300 f.name=pname; 301 fp=(FUNCTION *)lh_retrieve(prog,&f); 302 if (fp != NULL) 303 { 304 Argv[0]=pname; 305 ret=fp->func(Argc,Argv); 306 goto end; 307 } 308 309 /* ok, now check that there are not arguments, if there are, 310 * run with them, shifting the ssleay off the front */ 311 if (Argc != 1) 312 { 313 Argc--; 314 Argv++; 315 ret=do_cmd(prog,Argc,Argv); 316 if (ret < 0) ret=0; 317 goto end; 318 } 319 320 /* ok, lets enter the old 'OpenSSL>' mode */ 321 322 for (;;) 323 { 324 ret=0; 325 p=buf; 326 n=sizeof buf; 327 i=0; 328 for (;;) 329 { 330 p[0]='\0'; 331 if (i++) 332 prompt=">"; 333 else prompt="OpenSSL> "; 334 fputs(prompt,stdout); 335 fflush(stdout); 336 fgets(p,n,stdin); 337 if (p[0] == '\0') goto end; 338 i=strlen(p); 339 if (i <= 1) break; 340 if (p[i-2] != '\\') break; 341 i-=2; 342 p+=i; 343 n-=i; 344 } 345 if (!chopup_args(&arg,buf,&argc,&argv)) break; 346 347 ret=do_cmd(prog,argc,argv); 348 if (ret < 0) 349 { 350 ret=0; 351 goto end; 352 } 353 if (ret != 0) 354 BIO_printf(bio_err,"error in %s\n",argv[0]); 355 (void)BIO_flush(bio_err); 356 } 357 BIO_printf(bio_err,"bad exit\n"); 358 ret=1; 359 end: 360 if (to_free) 361 OPENSSL_free(to_free); 362 if (config != NULL) 363 { 364 NCONF_free(config); 365 config=NULL; 366 } 367 if (prog != NULL) lh_free(prog); 368 if (arg.data != NULL) OPENSSL_free(arg.data); 369 370 apps_shutdown(); 371 372 CRYPTO_mem_leaks(bio_err); 373 if (bio_err != NULL) 374 { 375 BIO_free(bio_err); 376 bio_err=NULL; 377 } 378 OPENSSL_EXIT(ret); 379 } 380 381 #define LIST_STANDARD_COMMANDS "list-standard-commands" 382 #define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands" 383 #define LIST_CIPHER_COMMANDS "list-cipher-commands" 384 385 static int do_cmd(LHASH *prog, int argc, char *argv[]) 386 { 387 FUNCTION f,*fp; 388 int i,ret=1,tp,nl; 389 390 if ((argc <= 0) || (argv[0] == NULL)) 391 { ret=0; goto end; } 392 f.name=argv[0]; 393 fp=(FUNCTION *)lh_retrieve(prog,&f); 394 if (fp != NULL) 395 { 396 ret=fp->func(argc,argv); 397 } 398 else if ((strncmp(argv[0],"no-",3)) == 0) 399 { 400 BIO *bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE); 401 #ifdef OPENSSL_SYS_VMS 402 { 403 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 404 bio_stdout = BIO_push(tmpbio, bio_stdout); 405 } 406 #endif 407 f.name=argv[0]+3; 408 ret = (lh_retrieve(prog,&f) != NULL); 409 if (!ret) 410 BIO_printf(bio_stdout, "%s\n", argv[0]); 411 else 412 BIO_printf(bio_stdout, "%s\n", argv[0]+3); 413 BIO_free_all(bio_stdout); 414 goto end; 415 } 416 else if ((strcmp(argv[0],"quit") == 0) || 417 (strcmp(argv[0],"q") == 0) || 418 (strcmp(argv[0],"exit") == 0) || 419 (strcmp(argv[0],"bye") == 0)) 420 { 421 ret= -1; 422 goto end; 423 } 424 else if ((strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) || 425 (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) || 426 (strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0)) 427 { 428 int list_type; 429 BIO *bio_stdout; 430 431 if (strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) 432 list_type = FUNC_TYPE_GENERAL; 433 else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) 434 list_type = FUNC_TYPE_MD; 435 else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */ 436 list_type = FUNC_TYPE_CIPHER; 437 bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE); 438 #ifdef OPENSSL_SYS_VMS 439 { 440 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 441 bio_stdout = BIO_push(tmpbio, bio_stdout); 442 } 443 #endif 444 445 for (fp=functions; fp->name != NULL; fp++) 446 if (fp->type == list_type) 447 BIO_printf(bio_stdout, "%s\n", fp->name); 448 BIO_free_all(bio_stdout); 449 ret=0; 450 goto end; 451 } 452 else 453 { 454 BIO_printf(bio_err,"openssl:Error: '%s' is an invalid command.\n", 455 argv[0]); 456 BIO_printf(bio_err, "\nStandard commands"); 457 i=0; 458 tp=0; 459 for (fp=functions; fp->name != NULL; fp++) 460 { 461 nl=0; 462 #ifdef OPENSSL_NO_CAMELLIA 463 if (((i++) % 5) == 0) 464 #else 465 if (((i++) % 4) == 0) 466 #endif 467 { 468 BIO_printf(bio_err,"\n"); 469 nl=1; 470 } 471 if (fp->type != tp) 472 { 473 tp=fp->type; 474 if (!nl) BIO_printf(bio_err,"\n"); 475 if (tp == FUNC_TYPE_MD) 476 { 477 i=1; 478 BIO_printf(bio_err, 479 "\nMessage Digest commands (see the `dgst' command for more details)\n"); 480 } 481 else if (tp == FUNC_TYPE_CIPHER) 482 { 483 i=1; 484 BIO_printf(bio_err,"\nCipher commands (see the `enc' command for more details)\n"); 485 } 486 } 487 #ifdef OPENSSL_NO_CAMELLIA 488 BIO_printf(bio_err,"%-15s",fp->name); 489 #else 490 BIO_printf(bio_err,"%-18s",fp->name); 491 #endif 492 } 493 BIO_printf(bio_err,"\n\n"); 494 ret=0; 495 } 496 end: 497 return(ret); 498 } 499 500 static int SortFnByName(const void *_f1,const void *_f2) 501 { 502 const FUNCTION *f1=_f1; 503 const FUNCTION *f2=_f2; 504 505 if(f1->type != f2->type) 506 return f1->type-f2->type; 507 return strcmp(f1->name,f2->name); 508 } 509 510 static LHASH *prog_init(void) 511 { 512 LHASH *ret; 513 FUNCTION *f; 514 size_t i; 515 516 /* Purely so it looks nice when the user hits ? */ 517 for(i=0,f=functions ; f->name != NULL ; ++f,++i) 518 ; 519 qsort(functions,i,sizeof *functions,SortFnByName); 520 521 if ((ret=lh_new(hash, cmp)) == NULL) 522 return(NULL); 523 524 for (f=functions; f->name != NULL; f++) 525 lh_insert(ret,f); 526 return(ret); 527 } 528 529 /* static int MS_CALLBACK cmp(FUNCTION *a, FUNCTION *b) */ 530 static int MS_CALLBACK cmp(const void *a_void, const void *b_void) 531 { 532 return(strncmp(((const FUNCTION *)a_void)->name, 533 ((const FUNCTION *)b_void)->name,8)); 534 } 535 536 /* static unsigned long MS_CALLBACK hash(FUNCTION *a) */ 537 static unsigned long MS_CALLBACK hash(const void *a_void) 538 { 539 return(lh_strhash(((const FUNCTION *)a_void)->name)); 540 } 541