crypto/evp/evp_test.c

   1 /* Written by Ben Laurie, 2001 */
   2 /*
   3  * Copyright (c) 2001 The OpenSSL Project.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  *
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in
  14  *    the documentation and/or other materials provided with the
  15  *    distribution.
  16  *
  17  * 3. All advertising materials mentioning features or use of this
  18  *    software must display the following acknowledgment:
  19  *    "This product includes software developed by the OpenSSL Project
  20  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  21  *
  22  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  23  *    endorse or promote products derived from this software without
  24  *    prior written permission. For written permission, please contact
  25  *    openssl-core@openssl.org.
  26  *
  27  * 5. Products derived from this software may not be called "OpenSSL"
  28  *    nor may "OpenSSL" appear in their names without prior written
  29  *    permission of the OpenSSL Project.
  30  *
  31  * 6. Redistributions of any form whatsoever must retain the following
  32  *    acknowledgment:
  33  *    "This product includes software developed by the OpenSSL Project
  34  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  35  *
  36  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  37  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  38  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  39  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  40  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  42  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  43  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  44  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  45  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  46  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  47  * OF THE POSSIBILITY OF SUCH DAMAGE.
  48  */
  49
  50 #include <stdio.h>
  51 #include <string.h>
  52
  53 #include "../e_os.h"
  54
  55 #include <openssl/opensslconf.h>
  56 #include <openssl/evp.h>
  57 #ifndef OPENSSL_NO_ENGINE
  58 #include <openssl/engine.h>
  59 #endif
  60 #include <openssl/err.h>
  61 #include <openssl/conf.h>
  62
  63 static void hexdump(FILE *f,const char *title,const unsigned char *s,int l)
  64     {
  65     int n=0;
  66
  67     fprintf(f,"%s",title);
  68     for( ; n < l ; ++n)
  69         {
  70         if((n%16) == 0)
  71             fprintf(f,"\n%04x",n);
  72         fprintf(f," %02x",s[n]);
  73         }
  74     fprintf(f,"\n");
  75     }
  76
  77 static int convert(unsigned char *s)
  78     {
  79     unsigned char *d;
  80
  81     for(d=s ; *s ; s+=2,++d)
  82         {
  83         unsigned int n;
  84
  85         if(!s[1])
  86             {
  87             fprintf(stderr,"Odd number of hex digits!");
  88             EXIT(4);
  89             }
  90         sscanf((char *)s,"%2x",&n);
  91         *d=(unsigned char)n;
  92         }
  93     return s-d;
  94     }
  95
  96 static char *sstrsep(char **string, const char *delim)
  97     {
  98     char isdelim[256];
  99     char *token = *string;
 100
 101     if (**string == 0)
 102         return NULL;
 103
 104     memset(isdelim, 0, 256);
 105     isdelim[0] = 1;
 106
 107     while (*delim)
 108         {
 109         isdelim[(unsigned char)(*delim)] = 1;
 110         delim++;
 111         }
 112
 113     while (!isdelim[(unsigned char)(**string)])
 114         {
 115         (*string)++;
 116         }
 117
 118     if (**string)
 119         {
 120         **string = 0;
 121         (*string)++;
 122         }
 123
 124     return token;
 125     }
 126
 127 static unsigned char *ustrsep(char **p,const char *sep)
 128     { return (unsigned char *)sstrsep(p,sep); }
 129
 130 static int test1_exit(int ec)
 131         {
 132         EXIT(ec);
 133         return(0);              /* To keep some compilers quiet */
 134         }
 135
 136 static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
 137                   const unsigned char *iv,int in,
 138                   const unsigned char *plaintext,int pn,
 139                   const unsigned char *ciphertext,int cn,
 140                   int encdec)
 141     {
 142     EVP_CIPHER_CTX ctx;
 143     unsigned char out[4096];
 144     int outl,outl2;
 145
 146     printf("Testing cipher %s%s\n",EVP_CIPHER_name(c),
 147            (encdec == 1 ? "(encrypt)" : (encdec == 0 ? "(decrypt)" : "(encrypt/decrypt)")));
 148     hexdump(stdout,"Key",key,kn);
 149     if(in)
 150         hexdump(stdout,"IV",iv,in);
 151     hexdump(stdout,"Plaintext",plaintext,pn);
 152     hexdump(stdout,"Ciphertext",ciphertext,cn);
 153
 154     if(kn != c->key_len)
 155         {
 156         fprintf(stderr,"Key length doesn't match, got %d expected %d\n",kn,
 157                 c->key_len);
 158         test1_exit(5);
 159         }
 160     EVP_CIPHER_CTX_init(&ctx);
 161     if (encdec != 0)
 162         {
 163         if(!EVP_EncryptInit_ex(&ctx,c,NULL,key,iv))
 164             {
 165             fprintf(stderr,"EncryptInit failed\n");
 166             ERR_print_errors_fp(stderr);
 167             test1_exit(10);
 168             }
 169         EVP_CIPHER_CTX_set_padding(&ctx,0);
 170
 171         if(!EVP_EncryptUpdate(&ctx,out,&outl,plaintext,pn))
 172             {
 173             fprintf(stderr,"Encrypt failed\n");
 174             ERR_print_errors_fp(stderr);
 175             test1_exit(6);
 176             }
 177         if(!EVP_EncryptFinal_ex(&ctx,out+outl,&outl2))
 178             {
 179             fprintf(stderr,"EncryptFinal failed\n");
 180             ERR_print_errors_fp(stderr);
 181             test1_exit(7);
 182             }
 183
 184         if(outl+outl2 != cn)
 185             {
 186             fprintf(stderr,"Ciphertext length mismatch got %d expected %d\n",
 187                     outl+outl2,cn);
 188             test1_exit(8);
 189             }
 190
 191         if(memcmp(out,ciphertext,cn))
 192             {
 193             fprintf(stderr,"Ciphertext mismatch\n");
 194             hexdump(stderr,"Got",out,cn);
 195             hexdump(stderr,"Expected",ciphertext,cn);
 196             test1_exit(9);
 197             }
 198         }
 199
 200     if (encdec <= 0)
 201         {
 202         if(!EVP_DecryptInit_ex(&ctx,c,NULL,key,iv))
 203             {
 204             fprintf(stderr,"DecryptInit failed\n");
 205             ERR_print_errors_fp(stderr);
 206             test1_exit(11);
 207             }
 208         EVP_CIPHER_CTX_set_padding(&ctx,0);
 209
 210         if(!EVP_DecryptUpdate(&ctx,out,&outl,ciphertext,cn))
 211             {
 212             fprintf(stderr,"Decrypt failed\n");
 213             ERR_print_errors_fp(stderr);
 214             test1_exit(6);
 215             }
 216         if(!EVP_DecryptFinal_ex(&ctx,out+outl,&outl2))
 217             {
 218             fprintf(stderr,"DecryptFinal failed\n");
 219             ERR_print_errors_fp(stderr);
 220             test1_exit(7);
 221             }
 222
 223         if(outl+outl2 != cn)
 224             {
 225             fprintf(stderr,"Plaintext length mismatch got %d expected %d\n",
 226                     outl+outl2,cn);
 227             test1_exit(8);
 228             }
 229
 230         if(memcmp(out,plaintext,cn))
 231             {
 232             fprintf(stderr,"Plaintext mismatch\n");
 233             hexdump(stderr,"Got",out,cn);
 234             hexdump(stderr,"Expected",plaintext,cn);
 235             test1_exit(9);
 236             }
 237         }
 238
 239     EVP_CIPHER_CTX_cleanup(&ctx);
 240
 241     printf("\n");
 242     }
 243
 244 static int test_cipher(const char *cipher,const unsigned char *key,int kn,
 245                        const unsigned char *iv,int in,
 246                        const unsigned char *plaintext,int pn,
 247                        const unsigned char *ciphertext,int cn,
 248                        int encdec)
 249     {
 250     const EVP_CIPHER *c;
 251
 252     c=EVP_get_cipherbyname(cipher);
 253     if(!c)
 254         return 0;
 255
 256     test1(c,key,kn,iv,in,plaintext,pn,ciphertext,cn,encdec);
 257
 258     return 1;
 259     }
 260
 261 static int test_digest(const char *digest,
 262                        const unsigned char *plaintext,int pn,
 263                        const unsigned char *ciphertext, unsigned int cn)
 264     {
 265     const EVP_MD *d;
 266     EVP_MD_CTX ctx;
 267     unsigned char md[EVP_MAX_MD_SIZE];
 268     unsigned int mdn;
 269
 270     d=EVP_get_digestbyname(digest);
 271     if(!d)
 272         return 0;
 273
 274     printf("Testing digest %s\n",EVP_MD_name(d));
 275     hexdump(stdout,"Plaintext",plaintext,pn);
 276     hexdump(stdout,"Digest",ciphertext,cn);
 277
 278     EVP_MD_CTX_init(&ctx);
 279     if(!EVP_DigestInit_ex(&ctx,d, NULL))
 280         {
 281         fprintf(stderr,"DigestInit failed\n");
 282         ERR_print_errors_fp(stderr);
 283         EXIT(100);
 284         }
 285     if(!EVP_DigestUpdate(&ctx,plaintext,pn))
 286         {
 287         fprintf(stderr,"DigestUpdate failed\n");
 288         ERR_print_errors_fp(stderr);
 289         EXIT(101);
 290         }
 291     if(!EVP_DigestFinal_ex(&ctx,md,&mdn))
 292         {
 293         fprintf(stderr,"DigestFinal failed\n");
 294         ERR_print_errors_fp(stderr);
 295         EXIT(101);
 296         }
 297     EVP_MD_CTX_cleanup(&ctx);
 298
 299     if(mdn != cn)
 300         {
 301         fprintf(stderr,"Digest length mismatch, got %d expected %d\n",mdn,cn);
 302         EXIT(102);
 303         }
 304
 305     if(memcmp(md,ciphertext,cn))
 306         {
 307         fprintf(stderr,"Digest mismatch\n");
 308         hexdump(stderr,"Got",md,cn);
 309         hexdump(stderr,"Expected",ciphertext,cn);
 310         EXIT(103);
 311         }
 312
 313     printf("\n");
 314
 315     EVP_MD_CTX_cleanup(&ctx);
 316
 317     return 1;
 318     }
 319
 320 int main(int argc,char **argv)
 321     {
 322     const char *szTestFile;
 323     FILE *f;
 324
 325     if(argc != 2)
 326         {
 327         fprintf(stderr,"%s <test file>\n",argv[0]);
 328         EXIT(1);
 329         }
 330     CRYPTO_malloc_debug_init();
 331     CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
 332     CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 333
 334     szTestFile=argv[1];
 335
 336     f=fopen(szTestFile,"r");
 337     if(!f)
 338         {
 339         perror(szTestFile);
 340         EXIT(2);
 341         }
 342
 343     /* Load up the software EVP_CIPHER and EVP_MD definitions */
 344     OpenSSL_add_all_ciphers();
 345     OpenSSL_add_all_digests();
 346 #ifndef OPENSSL_NO_ENGINE
 347     /* Load all compiled-in ENGINEs */
 348     ENGINE_load_builtin_engines();
 349 #endif
 350 #if 0
 351     OPENSSL_config();
 352 #endif
 353 #ifndef OPENSSL_NO_ENGINE
 354     /* Register all available ENGINE implementations of ciphers and digests.
 355      * This could perhaps be changed to "ENGINE_register_all_complete()"? */
 356     ENGINE_register_all_ciphers();
 357     ENGINE_register_all_digests();
 358     /* If we add command-line options, this statement should be switchable.
 359      * It'll prevent ENGINEs being ENGINE_init()ialised for cipher/digest use if
 360      * they weren't already initialised. */
 361     /* ENGINE_set_cipher_flags(ENGINE_CIPHER_FLAG_NOINIT); */
 362 #endif
 363
 364     for( ; ; )
 365         {
 366         char line[4096];
 367         char *p;
 368         char *cipher;
 369         unsigned char *iv,*key,*plaintext,*ciphertext;
 370         int encdec;
 371         int kn,in,pn,cn;
 372
 373         if(!fgets((char *)line,sizeof line,f))
 374             break;
 375         if(line[0] == '#' || line[0] == '\n')
 376             continue;
 377         p=line;
 378         cipher=sstrsep(&p,":");
 379         key=ustrsep(&p,":");
 380         iv=ustrsep(&p,":");
 381         plaintext=ustrsep(&p,":");
 382         ciphertext=ustrsep(&p,":");
 383         if (p[-1] == '\n') {
 384             p[-1] = '\0';
 385             encdec = -1;
 386         } else {
 387             encdec = atoi(sstrsep(&p,"\n"));
 388         }
 389
 390
 391         kn=convert(key);
 392         in=convert(iv);
 393         pn=convert(plaintext);
 394         cn=convert(ciphertext);
 395
 396         if(!test_cipher(cipher,key,kn,iv,in,plaintext,pn,ciphertext,cn,encdec)
 397            && !test_digest(cipher,plaintext,pn,ciphertext,cn))
 398             {
 399 #ifdef OPENSSL_NO_AES
 400             if (strstr(cipher, "AES") == cipher)
 401                 {
 402                 fprintf(stdout, "Cipher disabled, skipping %s\n", cipher);
 403                 continue;
 404                 }
 405 #endif
 406 #ifdef OPENSSL_NO_DES
 407             if (strstr(cipher, "DES") == cipher)
 408                 {
 409                 fprintf(stdout, "Cipher disabled, skipping %s\n", cipher);
 410                 continue;
 411                 }
 412 #endif
 413 #ifdef OPENSSL_NO_RC4
 414             if (strstr(cipher, "RC4") == cipher)
 415                 {
 416                 fprintf(stdout, "Cipher disabled, skipping %s\n", cipher);
 417                 continue;
 418                 }
 419 #endif
 420 #ifdef OPENSSL_NO_CAMELLIA
 421             if (strstr(cipher, "CAMELLIA") == cipher)
 422                 {
 423                 fprintf(stdout, "Cipher disabled, skipping %s\n", cipher);
 424                 continue;
 425                 }
 426 #endif
 427 #ifdef OPENSSL_NO_SEED
 428             if (strstr(cipher, "SEED") == cipher)
 429                 {
 430                 fprintf(stdout, "Cipher disabled, skipping %s\n", cipher);
 431                 continue;
 432                 }
 433 #endif
 434             fprintf(stderr,"Can't find %s\n",cipher);
 435             EXIT(3);
 436             }
 437         }
 438
 439 #ifndef OPENSSL_NO_ENGINE
 440     ENGINE_cleanup();
 441 #endif
 442     EVP_cleanup();
 443     CRYPTO_cleanup_all_ex_data();
 444     ERR_remove_state(0);
 445     ERR_free_strings();
 446     CRYPTO_mem_leaks_fp(stderr);
 447
 448     return 0;
 449     }