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