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) 1998-2001 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 #include <openssl/fips.h> 133 134 /* The LHASH callbacks ("hash" & "cmp") have been replaced by functions with the 135 * base prototypes (we cast each variable inside the function to the required 136 * type of "FUNCTION*"). This removes the necessity for macro-generated wrapper 137 * functions. */ 138 139 /* static unsigned long MS_CALLBACK hash(FUNCTION *a); */ 140 static unsigned long MS_CALLBACK hash(const void *a_void); 141 /* static int MS_CALLBACK cmp(FUNCTION *a,FUNCTION *b); */ 142 static int MS_CALLBACK cmp(const void *a_void,const void *b_void); 143 static LHASH *prog_init(void ); 144 static int do_cmd(LHASH *prog,int argc,char *argv[]); 145 char *default_config_file=NULL; 146 147 /* Make sure there is only one when MONOLITH is defined */ 148 #ifdef MONOLITH 149 CONF *config=NULL; 150 BIO *bio_err=NULL; 151 int in_FIPS_mode=0; 152 #endif 153 154 155 static void lock_dbg_cb(int mode, int type, const char *file, int line) 156 { 157 static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */ 158 const char *errstr = NULL; 159 int rw; 160 161 rw = mode & (CRYPTO_READ|CRYPTO_WRITE); 162 if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE))) 163 { 164 errstr = "invalid mode"; 165 goto err; 166 } 167 168 if (type < 0 || type >= CRYPTO_NUM_LOCKS) 169 { 170 errstr = "type out of bounds"; 171 goto err; 172 } 173 174 if (mode & CRYPTO_LOCK) 175 { 176 if (modes[type]) 177 { 178 errstr = "already locked"; 179 /* must not happen in a single-threaded program 180 * (would deadlock) */ 181 goto err; 182 } 183 184 modes[type] = rw; 185 } 186 else if (mode & CRYPTO_UNLOCK) 187 { 188 if (!modes[type]) 189 { 190 errstr = "not locked"; 191 goto err; 192 } 193 194 if (modes[type] != rw) 195 { 196 errstr = (rw == CRYPTO_READ) ? 197 "CRYPTO_r_unlock on write lock" : 198 "CRYPTO_w_unlock on read lock"; 199 } 200 201 modes[type] = 0; 202 } 203 else 204 { 205 errstr = "invalid mode"; 206 goto err; 207 } 208 209 err: 210 if (errstr) 211 { 212 /* we cannot use bio_err here */ 213 fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n", 214 errstr, mode, type, file, line); 215 } 216 } 217 218 219 int main(int Argc, char *Argv[]) 220 { 221 ARGS arg; 222 #define PROG_NAME_SIZE 39 223 char pname[PROG_NAME_SIZE+1]; 224 FUNCTION f,*fp; 225 MS_STATIC char *prompt,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 defined(_WIN32) 241 char filename[MAX_PATH] = ""; 242 GetModuleFileName( NULL, filename, MAX_PATH) ; 243 p = filename; 244 #else 245 p = Argv[0]; 246 #endif 247 if (!FIPS_mode_set(1,p)) { 248 ERR_load_crypto_strings(); 249 ERR_print_errors(BIO_new_fp(stderr,BIO_NOCLOSE)); 250 exit(1); 251 } 252 in_FIPS_mode = 1; 253 if (getenv("OPENSSL_FIPS_MD5")) 254 FIPS_allow_md5(1); 255 } 256 #endif 257 if (bio_err == NULL) 258 if ((bio_err=BIO_new(BIO_s_file())) != NULL) 259 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); 260 261 if (getenv("OPENSSL_DEBUG_MEMORY") != NULL) /* if not defined, use compiled-in library defaults */ 262 { 263 if (!(0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))) 264 { 265 CRYPTO_malloc_debug_init(); 266 CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL); 267 } 268 else 269 { 270 /* OPENSSL_DEBUG_MEMORY=off */ 271 CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0); 272 } 273 } 274 CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON); 275 276 #if 0 277 if (getenv("OPENSSL_DEBUG_LOCKING") != NULL) 278 #endif 279 { 280 CRYPTO_set_locking_callback(lock_dbg_cb); 281 } 282 283 apps_startup(); 284 285 /* Lets load up our environment a little */ 286 p=getenv("OPENSSL_CONF"); 287 if (p == NULL) 288 p=getenv("SSLEAY_CONF"); 289 if (p == NULL) 290 p=to_free=make_config_name(); 291 292 default_config_file=p; 293 294 config=NCONF_new(NULL); 295 i=NCONF_load(config,p,&errline); 296 if (i == 0) 297 { 298 NCONF_free(config); 299 config = NULL; 300 ERR_clear_error(); 301 } 302 303 prog=prog_init(); 304 305 /* first check the program name */ 306 program_name(Argv[0],pname,sizeof pname); 307 308 f.name=pname; 309 fp=(FUNCTION *)lh_retrieve(prog,&f); 310 if (fp != NULL) 311 { 312 Argv[0]=pname; 313 ret=fp->func(Argc,Argv); 314 goto end; 315 } 316 317 /* ok, now check that there are not arguments, if there are, 318 * run with them, shifting the ssleay off the front */ 319 if (Argc != 1) 320 { 321 Argc--; 322 Argv++; 323 ret=do_cmd(prog,Argc,Argv); 324 if (ret < 0) ret=0; 325 goto end; 326 } 327 328 /* ok, lets enter the old 'OpenSSL>' mode */ 329 330 for (;;) 331 { 332 ret=0; 333 p=buf; 334 n=sizeof buf; 335 i=0; 336 for (;;) 337 { 338 p[0]='\0'; 339 if (i++) 340 prompt=">"; 341 else prompt="OpenSSL> "; 342 fputs(prompt,stdout); 343 fflush(stdout); 344 fgets(p,n,stdin); 345 if (p[0] == '\0') goto end; 346 i=strlen(p); 347 if (i <= 1) break; 348 if (p[i-2] != '\\') break; 349 i-=2; 350 p+=i; 351 n-=i; 352 } 353 if (!chopup_args(&arg,buf,&argc,&argv)) break; 354 355 ret=do_cmd(prog,argc,argv); 356 if (ret < 0) 357 { 358 ret=0; 359 goto end; 360 } 361 if (ret != 0) 362 BIO_printf(bio_err,"error in %s\n",argv[0]); 363 (void)BIO_flush(bio_err); 364 } 365 BIO_printf(bio_err,"bad exit\n"); 366 ret=1; 367 end: 368 if (to_free) 369 OPENSSL_free(to_free); 370 if (config != NULL) 371 { 372 NCONF_free(config); 373 config=NULL; 374 } 375 if (prog != NULL) lh_free(prog); 376 if (arg.data != NULL) OPENSSL_free(arg.data); 377 378 apps_shutdown(); 379 380 CRYPTO_mem_leaks(bio_err); 381 if (bio_err != NULL) 382 { 383 BIO_free(bio_err); 384 bio_err=NULL; 385 } 386 OPENSSL_EXIT(ret); 387 } 388 389 #define LIST_STANDARD_COMMANDS "list-standard-commands" 390 #define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands" 391 #define LIST_CIPHER_COMMANDS "list-cipher-commands" 392 393 static int do_cmd(LHASH *prog, int argc, char *argv[]) 394 { 395 FUNCTION f,*fp; 396 int i,ret=1,tp,nl; 397 398 if ((argc <= 0) || (argv[0] == NULL)) 399 { ret=0; goto end; } 400 f.name=argv[0]; 401 fp=(FUNCTION *)lh_retrieve(prog,&f); 402 if (fp != NULL) 403 { 404 ret=fp->func(argc,argv); 405 } 406 else if ((strncmp(argv[0],"no-",3)) == 0) 407 { 408 BIO *bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE); 409 #ifdef OPENSSL_SYS_VMS 410 { 411 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 412 bio_stdout = BIO_push(tmpbio, bio_stdout); 413 } 414 #endif 415 f.name=argv[0]+3; 416 ret = (lh_retrieve(prog,&f) != NULL); 417 if (!ret) 418 BIO_printf(bio_stdout, "%s\n", argv[0]); 419 else 420 BIO_printf(bio_stdout, "%s\n", argv[0]+3); 421 BIO_free_all(bio_stdout); 422 goto end; 423 } 424 else if ((strcmp(argv[0],"quit") == 0) || 425 (strcmp(argv[0],"q") == 0) || 426 (strcmp(argv[0],"exit") == 0) || 427 (strcmp(argv[0],"bye") == 0)) 428 { 429 ret= -1; 430 goto end; 431 } 432 else if ((strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) || 433 (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) || 434 (strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0)) 435 { 436 int list_type; 437 BIO *bio_stdout; 438 439 if (strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) 440 list_type = FUNC_TYPE_GENERAL; 441 else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) 442 list_type = FUNC_TYPE_MD; 443 else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */ 444 list_type = FUNC_TYPE_CIPHER; 445 bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE); 446 #ifdef OPENSSL_SYS_VMS 447 { 448 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 449 bio_stdout = BIO_push(tmpbio, bio_stdout); 450 } 451 #endif 452 453 for (fp=functions; fp->name != NULL; fp++) 454 if (fp->type == list_type) 455 BIO_printf(bio_stdout, "%s\n", fp->name); 456 BIO_free_all(bio_stdout); 457 ret=0; 458 goto end; 459 } 460 else 461 { 462 BIO_printf(bio_err,"openssl:Error: '%s' is an invalid command.\n", 463 argv[0]); 464 BIO_printf(bio_err, "\nStandard commands"); 465 i=0; 466 tp=0; 467 for (fp=functions; fp->name != NULL; fp++) 468 { 469 nl=0; 470 if (((i++) % 5) == 0) 471 { 472 BIO_printf(bio_err,"\n"); 473 nl=1; 474 } 475 if (fp->type != tp) 476 { 477 tp=fp->type; 478 if (!nl) BIO_printf(bio_err,"\n"); 479 if (tp == FUNC_TYPE_MD) 480 { 481 i=1; 482 BIO_printf(bio_err, 483 "\nMessage Digest commands (see the `dgst' command for more details)\n"); 484 } 485 else if (tp == FUNC_TYPE_CIPHER) 486 { 487 i=1; 488 BIO_printf(bio_err,"\nCipher commands (see the `enc' command for more details)\n"); 489 } 490 } 491 BIO_printf(bio_err,"%-15s",fp->name); 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 int 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(((FUNCTION *)a_void)->name, 533 ((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(((FUNCTION *)a_void)->name)); 540 } 541